CN101994866A - Gas safety protective device - Google Patents
Gas safety protective device Download PDFInfo
- Publication number
- CN101994866A CN101994866A CN2010105516812A CN201010551681A CN101994866A CN 101994866 A CN101994866 A CN 101994866A CN 2010105516812 A CN2010105516812 A CN 2010105516812A CN 201010551681 A CN201010551681 A CN 201010551681A CN 101994866 A CN101994866 A CN 101994866A
- Authority
- CN
- China
- Prior art keywords
- gas
- protecting cover
- connecting port
- protecting
- fuel safety
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention provides a gas safety protective device, which belongs to the technical field of machinery. The gas safety protective device solves the problems that the conventional gas leakage alarm cannot actively exhaust indoor gas to the outdoor, namely needs people to passively adopt ventilation measures of closing valves, opening windows and the like. The gas safety protective device comprises protective sleeves, wherein the protective sleeves are arranged at joints of gas pipelines and are provided with cavities and at least two connection ports; the connection ports of each protective sleeve are provided with a sealing structure which makes corresponding gas transmission pieces and the protective sleeve form a seal; and exhaust hoses are connected to the protective sleeves. When the gas safety protective device is in use, one end part of the exhaust hose extends to the outdoor to ensure that the leaked gas is gathered in the protective sleeves and then is exhausted to the outdoor. When the gas safety protective device is arranged at the joints of the gas pipelines, the safety for the gas pipelines to transmit and use gas can be improved. The gas safety protective device has the advantage of simple structure and is convenient to use.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of fuel gas supply technology, particularly a kind of fuel safety protecting device.
Background technique
Combustion gas is to be the gas that contains combustible constituent that raw material processing makes with the coal.Combustion gas is one of people's daily life important energy.Its general employing steel cylinder stores or directly flows to the user by pipeline.Though combustion gas has brought more facility to people's life, also exists some drawbacks, blasts and firing accident as taking place indoor fuel gas to reveal.
For this reason, people have proposed various in order to ensure the design proposal of combustion gas conveying and safety in utilization.For example, Fuel Gas Leak Alarm, it is by the low-concentration combustible gas in the gas transducer detection surrounding environment, pass through sample circuit, detected signal is passed to controller or control circuit with analog amount or digital quantity, when combustable gas concentration surpassed the value of setting in controller or the control circuit, controller sent actions such as alarm signal by final controlling element or executive circuit.Though the combustion gas leakage has taken place in this Fuel Gas Leak Alarm prompting people, does not have the device of active process indoor fuel gas, promptly need people passive take throttle down, venting practice such as window.Obviously, carry out aforesaid operations and exist serious safety issue, ventilating simultaneously needs a period of time, and this has also increased the time that Security exists.
Summary of the invention
The objective of the invention is to have the problems referred to above, proposed a kind of fuel safety protecting device that can collect and the combustion gas of revealing is discharged at existing technology.
Purpose of the present invention can realize by following technical proposal: a kind of fuel safety protecting device, it is characterized in that, it comprises and is arranged on the protecting cover that the gas pipeline joint has cavity, at least have two connecting ports on the described protecting cover, the place, connecting port of described each protecting cover is equipped with and makes corresponding gas transmission part and protecting cover form the sealing configuration of sealing; Also be connected with exhaust hose on the described protecting cover.
There is poorly sealed close problem easily in the joint of each part and part self in gas pipeline, and then causes combustion gas to be revealed; This fuel safety protecting device just is arranged on above-mentioned position.When the combustion gas leakage takes place, because protecting cover is airtight, so combustion gas just accumulates in the cavity place of protecting cover; Sealing configuration avoid combustion gas between gas transmission part and the protecting cover to indoor diffusion.One end of exhaust hose is connected with cavity, and the other end extends to outdoor, so that this exhaust hose can effectively be delivered to combustion gas is outdoor, has effectively guaranteed the pressure in the protecting cover again, and it is indoor to avoid the explosion of protecting cover pressurized to cause combustion gas to diffuse to.This fuel safety protecting device has solved the technology prejudice of people's designs, effectively improves the Security of using combustion gas.
In above-mentioned fuel safety protecting device, described sealing configuration comprises that being positioned at the connecting port locates the rubber-like O-ring seal, is sealedly and fixedly connected between described O-ring seal and the described protecting cover.O-ring seal is set in outside the gas transmission part, and this gas transmission part is generally pipe or gas cylinder.When reality is used, need the diameter of expansion O-ring seal earlier, wait to overlap to correct position and unclamping, O-ring seal under the effect of self elastic force, the outer wall of the inwall of O-ring seal and gas transmission part mutually against and the formation circumferential seal.
In above-mentioned fuel safety protecting device, described sealing configuration comprises and is located at the sealing seat that connecting port place has the through hole of stepping down that one end of described sealing seat passes protecting cover and this end is connected with locking nut.The gas transmission part is generally pipe, and then this gas transmission part passes the through hole of stepping down of sealing seat, and gas transmission part and sealing seat are drive fit, so gas transmission part and sealing seat form sealing.In order to guarantee that at least one part adopts plastics or rubber material to make in sealing gas transmission part and the sealing seat.Sealing seat is connected sealing seat and is fixed early on the protecting cover and forms sealing with locking nut.
In above-mentioned fuel safety protecting device; described sealing configuration comprises some circumferential equally distributed Stamping Steel Ribbons that are located at inboard, protecting cover connecting port and is located at the fastening piece in the outside, protecting cover connecting port, can shrink the connecting port and fastening piece can self-locking when handling fastening piece.
In above-mentioned fuel safety protecting device, described exhaust hose comprises takes over the adapter two that one and one end is connected with the protecting cover cavity; The other end of described adapter two is connected with the prompting gas cylinder and port is positioned at the bottom of pointing out gas cylinder, and an end of described adapter two is positioned at the top of pointing out gas cylinder with the intracavity inter-connection and the port of prompting gas cylinder.Prompting gas cylinder domestic demand held an amount of water or wet goods medium when this fuel safety protecting device used.When the combustion gas leakage phenomenon took place, exhaust hose must have gas to pass through, and then certainly leads to bubble in the medium, and people can judge whether above-mentioned pipeline junction combustion gas takes place reveal according to this information thus.
In above-mentioned fuel safety protecting device, described exhaust hose is provided with Fuel Gas Leak Alarm.Fuel Gas Leak Alarm can detect above-mentioned information and then information takes place when having combustion gas in the exhaust hose.
In above-mentioned fuel safety protecting device, described protecting cover adopts nylon material to make.Nylon has the characteristics of pliability, very high mechanical strength, wear-resistant, good weatherability, characteristic that so this protecting cover also has nylon to be had, can operate the parts such as valve in the protecting cover across protecting cover thus, promptly can not influence gas pipeline and use normally and operate.
Compared with prior art, this fuel safety protecting device has the following advantages:
1, after being provided with this fuel safety protecting device, the joint of gas pipeline can improve the Security of gas pipeline delivery of fuel gas and use combustion gas.
2, this fuel safety protecting device has advantage simple in structure, easy to use.
Description of drawings
Fig. 1 is the embodiment's one of this fuel safety protecting device a structural representation.
Fig. 2 is the structural representation of the embodiment one of this fuel safety protecting device when being in user mode.
Fig. 3 is the embodiment's two of this fuel safety protecting device a structural representation.
Fig. 4 is the structural representation of the embodiment two of this fuel safety protecting device when being in user mode.
Fig. 5 is the structural representation of sealing configuration in this fuel safety protecting device.
Among the figure, 1, protecting cover; 1a, connecting port; 2, O-ring seal; 3, sealing seat; 31, the through hole of stepping down; 4, locking nut; 5, exhaust hose; 51, take over one; 52, take over two; 6, prompting gas cylinder; 7, gas hose; 8, gas cylinder; 9, pipe; 10, Stamping Steel Ribbon; 11, fastening piece.
Embodiment
Below be specific embodiments of the invention and in conjunction with the accompanying drawings, technological scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As depicted in figs. 1 and 2, this fuel safety protecting device comprises protecting cover 1, exhaust hose 5 and sealing configuration.
Specifically, protecting cover 1 has and has two connecting port 1a on cavity and the protecting cover 1, so this protecting cover 1 can be set in the gas pipeline joint, promptly gas pipeline penetrates in the cavity of protecting cover 1 by connecting port 1a respectively, and the gas pipeline connection part is in the cavity place of protecting cover 1.Because the gas pipeline joint often has parts such as valve, instrument, adopt nylon material to make to make protecting cover 1 have flexibility and transmission of light so protecting cover 1 is general, be convenient to check or operate parts in the protecting cover 1.
One end of exhaust hose 5 is connected with the cavity of protecting cover 1, and the other end may extend to outdoor.After the combustion gas leakage takes place in the gas pipeline joint, combustion gas just drains into outdoor by exhaust hose 5, the outside indoor diffusion of connecting port 1a for fear of combustion gas from gas pipeline and between the protecting cover 1 simultaneously, so, effectively avoided thus leaking out the gas pollution indoor environment and avoiding catching fire or explosive accident being equipped with the sealing configuration that improves between gas pipeline and the protecting cover 1 between the 1a sidewall of the connecting port of gas pipeline outer wall and each protecting cover 1.
As Fig. 1, Fig. 2 and shown in Figure 5, sealing configuration comprises and is located at the sealing seat 3 that 1a place, connecting port has the through hole 31 of stepping down that an end of sealing seat 3 passes protecting cover 1 and this end is connected with locking nut 4.By tighten locking nut 4 be fixed on sealing seat 3 on the protecting cover 1 and sealing seat 3 and protecting cover 1 between be tightly connected.The gas transmission part passes from the through hole 31 of stepping down, and obviously also need guarantee sealing between gas transmission part and the sealing seat 3, and the material that sealing seat 3 is adopted is decided according to the material of gas transmission part.Adopt metallic material to make as the gas transmission part, then sealing seat 3 can adopt rubber material to make.Adopt rubber or plastic materials to make as the gas transmission part, then sealing seat 3 can adopt metallic material to make.
As depicted in figs. 1 and 2, according to the actual conditions such as parts in gas transmission part and the protecting cover 1, sealing configuration can also adopt another kind of structure, and then the sealing structure comprises and is positioned at 1a place, connecting port rubber-like O-ring seal 2, is sealedly and fixedly connected between O-ring seal 2 and the protecting cover 1.O-ring seal 2 adopts rubber material to make.Earlier that O-ring seal 2 supports are big in use; Then the gas transmission part is passed O-ring seal 2; Decontroling seal ring at last makes the inwall of seal ring and gas transmission part drive fit and seal ring and the outer wall of gas transmission part form sealing.
As depicted in figs. 1 and 2, in order to point out people's gas pipeline joint the combustion gas leakage phenomenon has taken place, so be connected with prompting gas cylinder 6 on exhaust hose 5.Exhaust hose 5 comprises takes over the adapter 2 52 that one 51 and one end is connected with protecting cover 1 cavity; Take over 2 52 the other end and be connected with the bottom that prompting gas cylinder 6 and port are positioned at prompting gas cylinder 6, take over the top that the intracavity inter-connection and the port of an end of 2 52 and prompting gas cylinder 6 are positioned at prompting gas cylinder 6.During use, an amount of water, wet goods medium need to pack in the prompting gas cylinder 6, when the combustion gas of revealing enters in the prompting gas cylinder 6 and in medium and can produce bubble by taking over 2 52, judge the combustion gas leakage phenomenon has taken place right so whether people can produce bubble according to prompting gas cylinder 6 interior media.According to actual conditions, prompting mode can also adopt another kind of mode to carry out, and promptly exhaust hose 5 is provided with Fuel Gas Leak Alarm, and Fuel Gas Leak Alarm can detect above-mentioned information and then information takes place when having combustion gas in the exhaust hose 5.
As depicted in figs. 1 and 2; when utilizing the joint between this fuel safety protecting device protection gas cylinder 8 and the gas hose 7; protecting cover 1 is set on the top of gas cylinder 8; a connecting port 1a is positioned at the underpart of protecting cover 1, adopts O-ring seal 2 sealings between protecting cover 1 and gas cylinder 8 sidewalls.Another connecting port 1a is positioned on the sidewall of protecting cover 1, and gas hose 7 passes from connecting port 1a, adopts sealing seat 3 sealings between gas hose 7 and the protecting cover 1.Then parts such as reduction valve, stop valve and instrument all are positioned at protecting cover 1, because protecting cover 1 adopts nylon material to make, so still can operate stop valve.
Embodiment two
Present embodiment is basic identical with embodiment one structure and principle, and different place is: as shown in Figure 3 and Figure 4, protecting cover 1 is strip.When utilizing the joint between this fuel safety protecting device protection pipe 9 and the pipe 9, the two ends of protecting cover 1 are set in respectively on the pipe 9, and pipe 9 passes from connecting port 1a one to one.Can adopt sealing seat 3 sealings between the protecting cover 1 at 1a place, a connecting port and the pipe 9.Can adopt the sealing sealing structure between the protecting cover 1 at 1a place, a connecting port and the pipe 9, its concrete structure is: comprise some circumferential equally distributed Stamping Steel Ribbons 10 that are fixed on inboard, protecting cover connecting port and the fastening piece 11 that is located at the outside, protecting cover connecting port, this fastening piece 11 is a band.The sealing structure can make connecting port 1a bigger, make things convenient for parts such as instrument, valve and joint to be arranged in the protecting cover, after above-mentioned parts are in place, band is set in place, protecting cover connecting port and handles band and the connecting port is dwindled until Stamping Steel Ribbon 10 be resisted against on the outer wall of pipe, so realize the sealing at this place, connecting port.
Specific embodiment described herein only is that the present invention's spirit is illustrated.The technician of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used protecting cover 1 morely; Connecting port 1a; O-ring seal 2; Sealing seat 3; The through hole 31 of stepping down; Locking nut 4; Exhaust hose 5; Take over 1; Take over 2 52; Prompting gas cylinder 6; Gas hose 7; Gas cylinder 8; Pipe 9; Stamping Steel Ribbon 10; Fastening piece 11 terms such as grade, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; They are construed to any additional restriction all is contrary with spirit of the present invention.
Claims (7)
1. fuel safety protecting device, it is characterized in that, it comprises the protecting cover (1) that is arranged on the gas pipeline joint and has cavity, at least have two connecting ports (1a) on the described protecting cover (1), the sealing configuration that makes corresponding gas transmission part and protecting cover (1) form sealing is located to be equipped with in the connecting port (1a) of described each protecting cover (1); Also be connected with exhaust hose (5) on the described protecting cover (1).
2. fuel safety protecting device according to claim 1; it is characterized in that; described sealing configuration comprises that being positioned at connecting port (1a) locates rubber-like O-ring seal (2), is sealedly and fixedly connected between described O-ring seal (2) and the described protecting cover (1).
3. fuel safety protecting device according to claim 1; it is characterized in that; described sealing configuration comprises that being located at connecting port (1a) locates to have the sealing seat (3) of through hole (31) of stepping down, and an end of described sealing seat (3) passes protecting cover (1) and this end is connected with locking nut (4).
4. fuel safety protecting device according to claim 1; it is characterized in that; described sealing configuration comprises the fastening piece (11) that is located at the inboard some circumferential equally distributed Stamping Steel Ribbons (10) in protecting cover (1) connecting port (1a) and is located at the outside, protecting cover (1) connecting port (1a), when manipulation fastening piece (11), can shrink connecting port (1a) and after tightening connecting port (1a) fastening piece (11) can lock.
5. according to claim 1 or 2 or 3 or 4 described fuel safety protecting devices, it is characterized in that described exhaust hose (5) comprises takes over the adapter two (52) that one (51) and one end is connected with protecting cover (1) cavity; The other end of described adapter two (52) is connected with prompting gas cylinder (6) and port is positioned at the bottom of pointing out gas cylinder (6), and an end of described adapter two (52) is positioned at the top of pointing out gas cylinder (6) with the intracavity inter-connection and the port of prompting gas cylinder (6).
6. according to claim 1 or 2 or 3 or 4 described fuel safety protecting devices, it is characterized in that described exhaust hose (5) is provided with Fuel Gas Leak Alarm.
7. according to claim 1 or 2 or 3 or 4 described fuel safety protecting devices, it is characterized in that described protecting cover (1) adopts nylon material to make.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010551681.2A CN101994866B (en) | 2010-11-19 | 2010-11-19 | Gas safety protective device |
| CN201510017499.1A CN104500964B (en) | 2010-11-19 | 2010-11-19 | Gas safety protection device of gas cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010551681.2A CN101994866B (en) | 2010-11-19 | 2010-11-19 | Gas safety protective device |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510017499.1A Division CN104500964B (en) | 2010-11-19 | 2010-11-19 | Gas safety protection device of gas cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101994866A true CN101994866A (en) | 2011-03-30 |
| CN101994866B CN101994866B (en) | 2015-02-18 |
Family
ID=43785405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010551681.2A Expired - Fee Related CN101994866B (en) | 2010-11-19 | 2010-11-19 | Gas safety protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101994866B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115691031A (en) * | 2022-12-30 | 2023-02-03 | 四川港通医疗设备集团股份有限公司 | Medical gas alarm device with state monitoring function |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4223692A (en) * | 1977-10-19 | 1980-09-23 | Perry Landis H | Recreational vehicle safety system |
| FR2582383A1 (en) * | 1985-05-21 | 1986-11-28 | Vilaca Francisco | Device for the automatic monitoring and signalling of gas leaks in a gas-distributing circuit |
| CN200999964Y (en) * | 2006-11-09 | 2008-01-02 | 丁周健 | Natural gas cylinder valve body air guide sleeve |
| US20090314798A1 (en) * | 2005-04-25 | 2009-12-24 | Advanced Technology Materials, Inc. | Liner-based liquid storage and dispensing systems with empty detection capability |
| CN201925723U (en) * | 2010-11-19 | 2011-08-10 | 李金友 | Fuel gas safety protection device |
-
2010
- 2010-11-19 CN CN201010551681.2A patent/CN101994866B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4223692A (en) * | 1977-10-19 | 1980-09-23 | Perry Landis H | Recreational vehicle safety system |
| FR2582383A1 (en) * | 1985-05-21 | 1986-11-28 | Vilaca Francisco | Device for the automatic monitoring and signalling of gas leaks in a gas-distributing circuit |
| US20090314798A1 (en) * | 2005-04-25 | 2009-12-24 | Advanced Technology Materials, Inc. | Liner-based liquid storage and dispensing systems with empty detection capability |
| CN200999964Y (en) * | 2006-11-09 | 2008-01-02 | 丁周健 | Natural gas cylinder valve body air guide sleeve |
| CN201925723U (en) * | 2010-11-19 | 2011-08-10 | 李金友 | Fuel gas safety protection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115691031A (en) * | 2022-12-30 | 2023-02-03 | 四川港通医疗设备集团股份有限公司 | Medical gas alarm device with state monitoring function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101994866B (en) | 2015-02-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203906813U (en) | Pneumatic and manual normally-open emergency cut-off valve | |
| MY156823A (en) | Bidirectional seal assembly for use with valves | |
| DE602008003887D1 (en) | Flange adaptation with leakage sensor connection | |
| CN201925723U (en) | Fuel gas safety protection device | |
| CN101994866A (en) | Gas safety protective device | |
| CN104500964A (en) | Gas safety protection device of gas cylinder | |
| CN105156742B (en) | A kind of air bleeding valve | |
| CN101354084B (en) | Pneumatic corner valve | |
| CN203784518U (en) | Flexible brake hose for water conservancy machinery for farmland | |
| CN207005310U (en) | A kind of butterfly valve flange and butterfly valve that can be used for leakage early warning and monitoring | |
| CN101699112A (en) | Gas leakage automatic safety valve | |
| CN201696801U (en) | Quick-installation valve | |
| CN113864460A (en) | Low-temperature valve capable of preventing leakage | |
| CN102954236A (en) | Stop valve based on high-tightness valve clack | |
| CN208474543U (en) | A kind of Buffer valve structure | |
| CN205824218U (en) | A kind of anti-leak for CNG automobile is unidirectional adds QI KOU | |
| CN201875224U (en) | Safety valve | |
| CN214467843U (en) | Bottle mouth valve TPRD junction protection device, gas cylinder and vehicle | |
| CN203847906U (en) | Plugging device used during fuel gas side pipe maintenance | |
| CN220851805U (en) | Long-distance natural gas pipeline gas leakage detector | |
| CN219455378U (en) | Pressure gauge | |
| CN220151983U (en) | Exhaust valve joint | |
| CN220058094U (en) | Leak protection structure of valve well | |
| CN213982137U (en) | Prevent natural gas leakage remote monitering system's adjusting device | |
| CN214146982U (en) | Natural gas pipeline conveying device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20211119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |