CN201170406Y

CN201170406Y - Bidirectional water stop quick-dismantling joint

Info

Publication number: CN201170406Y
Application number: CNU2007200600561U
Authority: CN
Inventors: 蔡和展
Original assignee: XIMALAYA PLASTIC PRODUCT CO Ltd ZHONGSHAN CITY
Current assignee: XIMALAYA PLASTIC PRODUCT CO Ltd ZHONGSHAN CITY
Priority date: 2007-11-26
Filing date: 2007-11-26
Publication date: 2008-12-24
Anticipated expiration: 2017-11-26

Abstract

The utility model relates to a joint for fluid transportation pipelines, and provides a bidirectional water-stop quick-release joint capable of realizing conduction or opening and closing switching in two directions. The joint is provided with a female joint and a male joint, wherein the female joint consists of a rabbet joint pipe, a casing pipe, a valve core and a female buckle pipe; one end of the rabbet joint pipe is provided with a plurality of circles of ratchet pipes, and the other end of the rabbet joint pipe is provided with an expansion socket cavity; the bottom of the socket cavity is provided with a support convexly; water through holes are arranged around a support body and are communicated with the ratchet pipes; the casing pipe is embedded in the socket cavity, and the bottom of the casing pipe is provided with a pin hole and a plurality of water through holes; the valve core consists of an axis pin and two water inlet valve plates; two ends of the axis pin are respectively provided with a caulking groove, and the two water inlet valve plates are respectively embedded in the caulking grooves; the bottom of the axis pin is provided with a supporting ring which is pushed above the support; the axis pin passes through the pin hole on the bottom of the casing pipe; the two water inlet valve plates are respectively positioned on two sides of the water through holes; the female buckle pipe is welded with the upper end of the casing pipe; the upper end of the female buckle pipe is provided with a catching groove; a key is clamped in the catching groove; the lower end of the male joint is inserted into the female buckle pipe; the upper end of the male joint can be made into a ratchet pipe or a suction nozzle.

Description

Two-way water stop quick detach joint

Technical field

The utility model relates to the joint of fluid-transporting tubing, especially the low pressure pipeline joint.

Background technique

Apply to the pipeline that low-pressure fluid is carried, especially soft conduit often has many places to plug into, and adopts the joint that can plug into fast at the jointing of often plugging into, and the use that can be this class conduit brings great convenience.

The U.S. 5,104, No. 158 patent provides a kind of joint of plugging into fast, and its main structure is: be provided with a pin thread spare, a mother buckle and a clamp, pin thread spare and mother buckle inner chamber connect mutually, and pin thread spare front end external diameter is slightly less than the mother buckle front inner diameter; Pin thread spare front end is established an annular groove; Mother buckle front end outer wall is established a draw-in groove, and draw-in groove both sides inwall is established one respectively and hung tenon; The draw-in groove rear portion convexes with a support ring rib; A pressing plate is established on the clamp top, and a spring sheet is established in the pressing plate bottom, and the clamp both sides are established a hook respectively, a through hole is established at the clamp middle part, through hole top internal diameter is slightly larger than the front end external diameter of pin thread spare, and a block arc is established in the through hole lower edge, and its internal diameter equates with the bottom portion of groove external diameter.The working principle of this joint is: clamp relies on cooperating between the extension tenon of the hook be located at its side and draw-in groove inwall, is stuck in slidably in the draw-in groove, and one of the spring sheet on clamp top end and clamp are affixed, and the other end presses on the support ring rib of mother buckle outer wall; Depress pressing plate, the through hole that pin thread spare front end can pass the clamp middle part inserts the mother buckle front end; Unclamp pressing plate, under the effect of spring sheet, move on the clamp, block snaps in the groove of pin thread spare front end, takes this to pin pin thread spare.In like manner, depress pressing plate and can split out pin thread spare fast.This joint has been realized plugging into fast, but still has some defectives: this joint does not have the sealing valve, when pipeline is in running order, can not change and plug into, and can not realize the instant conducting of pipeline or the switching of closing.

The model utility content

The purpose of this utility model is: existing quick detach joint is done further to improve, provide a kind of both direction can both realize conducting or close the two-way water stop quick detach joint of switching.

The technical solution adopted in the utility model is: establish a female joint and a tool joint pin, female joint is made of an interlocking pipe, a sleeve pipe, a spool and a box pipe.Interlocking Guan Yiduan establishes a few ratchet tooth pipes and flexible conduit interlocking, and the other end is established a socket chamber of expanding; Bottom, socket chamber is convexly equipped with a supporting base, and its top center place establishes an embedding hole, establishes water port and ratchet tooth pipe around the pedestal and connects; Socket chamber upper inside wall is convexly equipped with a spacing rib; Sleeve pipe embeds in the socket chamber, and its outer wall is provided with two limited rings and a seal groove, and a pin-and-hole and several water ports are established in its bottom; Spool is made up of a bearing pin and two water inlet valve blocks, and the bearing pin upper and lower is arranged with a caulking groove respectively, and two water inlet valve blocks embed in the caulking groove respectively; A support ring and an embedding tenon are established in the bearing pin bottom, and support ring is butted on the supporting base top, and the embedding tenon embeds in the embedding hole; Bearing pin pass sleeve bottom pin-and-hole, two the water inlet valve blocks lay respectively at the both sides, water port; The box pipe is fused to the sleeve pipe upper end, and a catching groove is established in its upper end, establishes a button and is stuck in the catching groove, and a lock rib is established in its inboard.Tool joint pin lower end outer wall is established a seal groove and a locked groove, and this end inserts in the box pipe, and the lock rib can snap in the locked groove; Shapes such as ratchet tooth pipe or suction nozzle are made in the tool joint pin visual usage requirement in upper end.

Usefulness of the present utility model is: when the water port of sleeve bottom is pressed close to the water inlet valve block of below downwards, can realize joint unidirectional conducting in top-down direction; The water port of sleeve bottom make progress the top the water inlet valve block time, can realize the unidirectional conducting of direction from the bottom to top.Promptly up and down both direction can both be realized conducting or close the two-way water stop function of switching.

Description of drawings

Below be to reach specific embodiment in conjunction with the accompanying drawings the utility model is done further explanation:

Fig. 1 is the utility model assembling condition front view;

Fig. 2 is the utility model decomposing state schematic perspective view;

Fig. 3 is the crosscut generalized section of Fig. 1;

Fig. 4 is the downward water flowing cross-sectional view of Fig. 1;

Fig. 5 is the upwards water flowing cross-sectional view of Fig. 4;

Fig. 6 is the assembling condition three-dimensional view that suction nozzle is joined in the female joint of the utility model.

Each label is depicted as among the figure:

1 female joint: 11 interlocking pipes, 111 ratchet tooth pipes; 112 socket chambeies, 1121 supporting bases, 11211 embedding holes, 11212 water ports; 1122 spacing ribs;

12 sleeve pipes, 121 limited rings, 122 seal grooves, 1220 seal rings, 123 pin-and-holes, 124 water ports;

13 spools, 131 bearing pins, 1311 caulking grooves, 1312 support rings, 1313 embedding tenons; 132 water inlet valve blocks, 1321 embedding holes;

14 box pipes, 141 catching grooves, 1411 button holes; 142 buttons, 1421 spacing tenons, 1422 lock ribs, 14221 guiding surfaces, 14222 button hooks, 1423 shell fragments;

2 tool joint pins: 21 locked grooves, 22 seal grooves, 220 seal rings, 23 ratchet tooth pipes, 230 suction nozzles.

Embodiment

Two water inlet valve block available silicon glue of the present utility model are made, and remaining part can be used plastic production.

As shown in Figure 1: the utility model is established a female joint 1 and a tool joint pin 2, and female joint 1 top is established a catching groove 141, one buttons 142 and is embedded in the catching groove 141.

As shown in Figure 2: female joint 1 is made of an interlocking pipe 11, one sleeve pipe 12, a spool 13 and a box pipe 14.Interlocking pipe 11 1 ends are established a few ratchet tooth pipes 111 and flexible conduit interlocking, and the other end is established a socket chamber 112 of expanding; Socket chamber 112 upper inside wall are convexly equipped with a spacing rib 1122; Sleeve pipe 12 outer walls are provided with two limited rings 121 and a seal groove 122, and set corresponding seal ring 1220; Spool 13 is made up of a bearing pin 131 and two water inlet valve blocks 132, and bearing pin 131 upper and lowers are arranged with a caulking groove 1311, two water inlet valve blocks 132 centers respectively and establish an embedding hole 1321 respectively; A support ring 1312 and an embedding tenon 1313 are established in bearing pin 131 bottoms; A catching groove 141 is established in box pipe 14 upper ends, and both sides, catching groove 141 bottom are established a button hole 1411 respectively; Button 142 1 sides are convexly equipped with two spacing tenons 1421, and a lock rib 1422 is established in the inboard, top, and lock rib front is provided with guiding surface 14221, and a button hook 14222 is established in the lock rib outside respectively, and the lock rib the other end is established a shell fragment 1423.The seal ring 220 that tool joint pin 2 lower end outer walls are established a locked groove 21, a seal groove 22 and cooperated with it, a ratchet tooth pipe 23 is established so that rabbet with flexible conduit in tool joint pin 2 upper ends.

As shown in Figure 3: when button 142 embedded in the catching groove 141, two button hooks 14222 were detained respectively and are hung in two button holes 1411, and shell fragment 1423 presses on catching groove 141 bottoms.

As shown in Figure 4: 112 bottoms, socket chamber are convexly equipped with a supporting base 1121, and its top center place establishes an embedding hole 11211, establish water port 11212 around the supporting base 1121 and connect with ratchet tooth pipe 111; Sleeve pipe 12 embeds in the socket chamber 112, and the embedding hole 1321 that a pin-and-

hole

123 and 124, two water inlet valve blocks, 132 centers, several water ports are established in its bottom embeds respectively in the caulking groove 1311; Support ring 1312 is butted on supporting base 1121 tops, and embedding tenon 1313 embeds in the embedding hole 11211; Bearing pin 131 pass sleeve pipe 12 bottoms pin-and-hole 123, two water inlet valve blocks 132 lay respectively at 124 both sides, water port; When sleeve pipe 12 is embedded into 112 middle parts, socket chamber, the limited ring 121 of its upper end is stuck in spacing rib 1122 belows, take this position of fixed sleeving 12, at this moment, the water inlet valve block 132 of below is closely attached on into below, water port from the below, bottom-up current will be prevented from, and top-down current can flow out by water port 124.Box pipe 14 is fused to sleeve pipe 12 upper ends, when tool joint pin 2 is inserted into lock rib 1422 places downwards, guiding surface 14221 can be guided tool joint pin 2 deeply, and lock rib 1422 can be promoted to the right, be inserted into locked groove 22 when relative with lock rib 1422, lock rib 1422 snaps in the locked groove 22 under the elastic force effect of shell fragment 1423, thus locking tool joint pin 2; Push by part 14, make lock rib 1422 withdraw from locked groove 22 and can take out tool joint pin 2, when being pressed into the appropriate location, spacing tenon 1421 can press on box pipe 14 outer walls, thereby avoids excessively by the damage to shell fragment 1423.

As shown in Figure 5: when upwards drawing sleeve pipe 12 is to 112 tops, socket chamber, the limited ring 121 of its lower end is stuck in spacing rib 1122 belows, take this position of fixed sleeving 12, at this moment, the water inlet valve block 132 of top is closely attached on into top, water port from the top, the top-down current will be prevented from, and current from bottom to top can flow out by water port 124.

As shown in Figure 6: when the utility model is applied to suction nozzle, only needs to establish a suction nozzle 230 and get final product on tool joint pin 2 tops.

Claims

1, a kind of two-way water stop quick detach joint is established a female joint and a tool joint pin, and female joint is made of an interlocking pipe, a sleeve pipe, a spool and a box pipe, it is characterized in that: interlocking Guan Yiduan establishes a few ratchet tooth pipes, and the other end is established a socket chamber of expanding; Bottom, socket chamber is convexly equipped with a supporting base, establishes water port and ratchet tooth pipe around the pedestal and connects; Sleeve pipe embeds in the socket chamber, and a pin-and-hole and several water ports are established in its bottom; Spool is made up of a bearing pin and two water inlet valve blocks, and the bearing pin two ends are arranged with a caulking groove respectively, and two water inlet valve blocks embed in the caulking groove respectively; The bearing pin bottom is established a support ring and is butted on the supporting base top; Bearing pin pass sleeve bottom pin-and-hole, two the water inlet valve blocks lay respectively at the both sides, water port; The box pipe is fused to the sleeve pipe upper end, and a catching groove is established in its upper end, establishes a button and is stuck in the catching groove.

2, two-way water stop quick detach joint as claimed in claim 1, it is characterized in that: described socket chamber upper inside wall is convexly equipped with a spacing rib, sleeve outer wall is provided with two limited rings, when sleeve pipe is inserted in middle part, socket chamber, its top limited ring is stuck in spacing rib below, the water inlet valve block is from shutoff water inlet, below, and current can flow from the top down; When sleeve pipe was inserted in top, socket chamber, its underpart limited ring was stuck in spacing rib below, and the water inlet valve block is from shutoff water inlet, top, and current can flow from bottom to top.

3, two-way water stop quick detach joint as claimed in claim 1 is characterized in that: an embedding tenon is established in described bearing pin bottom, and an embedding hole is established at the supporting base top, and the embedding tenon embeds in the embedding hole.

4, two-way water stop quick detach joint as claimed in claim 1, it is characterized in that: both sides, described catching groove bottom are established a button hole respectively; Button one side is convexly equipped with two spacing tenons, and a lock rib is established in the inboard, top, and lock rib front is provided with guiding surface, and a button hook is established in the lock rib outside respectively, and the lock rib the other end is established a shell fragment; When button embedded in the catching groove, two button hooks were detained respectively and are hung in two button holes, and shell fragment presses on the catching groove bottom.