CN1327819C

CN1327819C - Biting and drawing earpick

Info

Publication number: CN1327819C
Application number: CNB2004100409912A
Authority: CN
Inventors: 王�华
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-11-09
Filing date: 2004-11-09
Publication date: 2007-07-25
Anticipated expiration: 2024-11-09
Also published as: CN1771890A

Abstract

The present invention relates to an ear spoon of which the fixed spoon is sheathed on a movable spoon; a flexible cord is pulled to rotate the movable spoon, a gourd dipper on the movable spoon and a gourd dipper on the fixed spoon outflank earwax from two sides and draw out the clamped earwax. The present invention can safely, fast and effectively eliminate earwax in ears.

Description

Sting and drag the formula curetteearpick

Technical field the present invention relates to daily curetteearpick.

The present curetteearpick of background technology can only be scraped the cerumen that pushes away the ear from a side.

Summary of the invention cleans ear with such curetteearpick, easy scratch ear inner membrance, the weak effect of cleaning ear.

Technical scheme of the present invention

Principle of the present invention: two wooden dippers are outflanked from two side direction cerumen, after clamping cerumen, it is extracted ear till.

The preparation explanation:

A) entity: (comprising the entity in the group of entities) is 3D solid, and all (Fig. 1 (e) is the XYZ coordinate axle sketch map of this coordinate system, and the XY coordinate plane is horizontal plane at same XYZ three-dimensional system of coordinate; Shared this coordinate system of Fig. 1-Fig. 3 approves all when reading these figure that this sketch map is implied among every width of cloth figure) in.The Z coordinate axes is that (Z coordinate axes forward is corresponding high or go up, negative sense is corresponding low or down, for example, establishing AB is rib that is parallel to the Z axle on the cuboid, then the height of cuboid=AB) for the reference coordinates axle of entity height.

B) group of entities: comprise an entity set of a plurality of entities, group of entities can only be as a mass motion, and during motion in the group of entities relative position between each entity remain unchanged.

C) forward of X coordinate axes is that the right side, negative sense are a left side; The forward of Y coordinate axes is before back, negative sense are.Correspondingly, " moving to right " is equivalent to " forward along the X coordinate axes moves "; " move to left ", the rest may be inferred for the implication of " afterwards moving ", " reach ".

D) comprise a plurality of subgraphs among every width of cloth figure, subgraph is numbered (a) and (b), (c) ... ..; Scaling is unified in each subgraph; The scaling of different subgraphs can be different.

E) part of this invention or parts all are by a plurality of primary entities that are in specific relative position, form through set operation; For example, equation Ent ₂₀₉=Ent ₂₀₈-Ent ₂₀₄∪ Ent ₂₀₅Expression: the entity 208,204,205 that is in specific relative position is through set operation (Ent ₂₀₈-Ent ₂₀₄∪ Ent ₂₀₅) and form entity 209.Among the entity forming process figure, a sturdy arrow is represented a step; Each procedure chart all is the relative position of determining earlier between associated entity, then these entities is done set operation (priority of acquiescence union operator ∪ greater than difference set operator-) and is formed corresponding part or parts.

F) among the figure center of circle line of the rib of cuboid, cylinder or annulus (being straight line, is the set in all centers of circle; The set in the pairing center of circle of circular arc also is considered as center of circle line), rib, straight three (four) prismatical inclines, the bucking ladder of the center of circle line of circular cone, semicolumn (plane that cylinder is passed its center of circle line is divided into two semicolumns) (be that cross section is trapezoid straight quadrangular, be called the bucking ladder bottom surface corresponding to the face of going to the bottom on trapezoidal, other face is called the side.If this cross section is isosceles trapezoid, then be called the isosceles trapezoid platform) the limit of last bottom surface, if no special instructions, can only be parallel to the axle (being included in the process of formation entity) in the XYZ three-dimensional system of coordinate.

G) end face of entity (group of entities): the face F of establishing is a plane on the entity, in the entity not the point on face F all be in face F one side (i.e. the opposite side that is in arbitrarily face F not at all of this entity), this claims that face F is an end face of this entity.According to the position of end face with respect to the entity center of gravity, end face can be divided into up, down, left, right, before and after end face (definition of up, down, left, right, before and after see before literary composition).The rest may be inferred, can obtain the definition of group of entities end face.

H) rib or the line on the entity (comprising the copy, example, mirror image of entity and the entity after the upset) derives from d in this way) described rib or line, under the situation of no specified otherwise, also regard an axle that is parallel in the XYZ three-dimensional system of coordinate as.Correspondingly, be parallel to a coordinate plane in the three-dimensional system of coordinate by such entity face that rib constituted.The copy of entity, example if no special instructions, through translation or convergent-divergent or behind coordinate axes upset N * 90 ° (N is a positive integer), all can overlap with entity fully.

I) example of entity or group of entities: the relation of entity or group of entities and example, be equivalent to the relation of class and example in the computer software, the size of different instances can be different with parameter value, but its character shape conforms to entity.

J) copy of entity or group of entities: with this entity or identical entity of group of entities or group of entities.

K) mirror image of entity or group of entities: it can overlap fully with entity or group of entities after " in the face of claiming " conversion.If no special instructions, the mirror image of entity or group of entities is symmetrical in entity or group of entities, and its symmetrical plane is a plane that is parallel to coordinate plane.

L) make a that is numbered of element in the accompanying drawing ₃a ₂a ₁a ₀, a then ₃a ₂For the figure number at this element place (as a ₃a ₂The figure number that ≠ this element occurs, then this element is one and quotes; The a that is numbered as if element ₂a ₁a ₀=0, then the figure number at this element place is a ₂).In the set operation formula of entity, Ent _AbcdRepresentative be numbered the entity of abcd or group of entities (to group of entities, Ent _AbcdRepresent the union of all entities in the group of entities).As certain entity title is XX, is numbered abcd, and on address, entity abcd is equivalent to XXabcd so, as shrouding on-slip sheet 1556 and entity 1556 equivalences.

M) the single capitalization of subscripting: subscript is represented the numbering of entity (group of entities), and capitalization is represented summit (or angle point promptly comprises the intersection point of many intersections of concaver re-entrant angle), as M _Abc, the summit M of presentation-entity (group of entities) abc.

N) two of subscripting capitalizations: subscript is represented the numbering of entity (group of entities), and two capitalizations are represented rib, as AB _Abcd, the rib AB of presentation-entity abcd.In mathematic(al) representation, represent AB _AbcdThe length of the rib AB of entity abcd then.

O) three of subscripting capitalizations: subscript is represented the numbering of entity, and three capitalizations are represented the plane, as ABC _Abcd, the plane ABC of presentation-entity abcd.

P) Radius _Abcd: the radius of presentation-entity abcd.Face _Abcd-n: the face that is numbered abcd-n on the presentation-entity abcd.Axis _Abcd: the center of circle line of presentation-entity abcd (straight line that all centers of circle of cylinder, annulus, circular cone, circular arc constitute is considered as center of circle line).Height _Abcd: the height of presentation-entity abcd.

Q) line segment AB is centered in line segment CD: expression line segment AB and line segment CD conllinear, AB＜CD, AB are centered between some C, the some D of CD.

R) line segment AB is centered in the positive X coordinate axes orientation of line segment CD: after line segment AB was moved a certain distance along negative X change in coordinate axis direction, line segment AB can be centered on the line segment CD.To other coordinate axes orientation, can the rest may be inferred.

S) entity A is centered in the positive X coordinate axes orientation of entity B: entity A, entity B are non-intersect; After the negative X change in coordinate axis direction mobile entity A in edge moved a certain distance, the center of gravity of entity A can overlap with the center of gravity of entity B.To other coordinate axes orientation, can the rest may be inferred.

T) line segment AB is on line segment CD: expression line segment AB and line segment CD conllinear, and AB＜CD, AB is between some C, the some D of CD.

U) face ABC is centered in face DEF: the area of area＜DEF of expression ABC, and face ABC is included in (face ABC and face DEF coplane) among the face DEF; Face ABC is placed in the middle on face DEF, and promptly the center of gravity of the center of gravity of face ABC, face DEF overlaps.

V) line segment AB overlaps fully with line segment CD: AB and CD are with long, and the terminal A of AB, B overlap respectively with end points C, the D of CD.

W) Length _{X, abcd}: entity abcd (abcd is the numbering of entity) is along the length of X coordinate axes.If EF is the rib of cuboid abed, EF is parallel to the X coordinate axes, and then cuboid abcd is along the length L ength of X coordinate axes _{X, abcd}=EF.In like manner, Length _{Y, abcd}Then be the length of entity abcd along the Y coordinate axes; Width _{X, abcd}Then be the width of entity abcd along the X coordinate axes; Width _{Y, abcd}Then be the width of entity abcd along the Y coordinate axes.

X) entity A, entity B are along same wide (wide or with long) of Y coordinate axes: entity A, entity B are along the width of Y coordinate axes identical (or length is identical).Hereinafter described " moving entity along the X coordinate axes " is equivalent to " along straight line (this straight line parallel is in the X coordinate axes) mobile entity "; The statement that other is identical therewith, its implication can the rest may be inferred.

Y) be affixed on the face CDE of entity B in the entity A: entity A is contained in entity B, and a loaf of bread of entity A is contained in the face CDE of entity B.

Z) entity A is affixed on the face CDE of entity B outward: (establish this face is Face to a face of entity A _Abc-1) be contained in the face CDE of entity B and Face _Abc-1Common factor for entity A and entity B.

1 fixed spoon and moving spoon:

1.1 wooden dipper: wait the interior outer radius of the hollow ball 102 of wall thickness to be respectively Rn, Rw (as Rw=2mm, Rn=1.5mm).Make cylinder 101 (establish Radius ₁₀₁=center of circle line 1mm), the center of circle conllinear of hollow ball 102, and the bottom surface of cylinder 101 then gets entity 103:Ent by following formula in the spherical shell of hollow ball 102 ₁₀₃=Ent ₁₀₁∪ Ent ₁₀₂Along circumferential (this circumferentially corresponding circumference is around a straight line that is parallel to the Z coordinate axes) quartering, wooden dipper 104,105 is wherein two parts entity 103.The center of circle of entity 103 upper bottom surfaces promptly becomes the center of circle of wooden dipper 104,105 upper bottom surfaces; The centre of sphere of spheroid 102 promptly becomes the centre of sphere of wooden dipper 104,105.

1.2 fixed spoon:

1.2.1 make cylinder 106 (Radius ₁₀₆＜Radius ₁₀₁, as Radius ₁₀₆=0.75mm, Radius ₁₀₁=1mm) center of circle of the center of circle, wooden dipper 104 upper bottom surfaces of upper bottom surface overlaps, and the center of circle of cylinder 106 bottom surfaces, the centre of sphere of wooden dipper 104 overlap, and then obtain entity 108:Ent by following formula ₁₀₈=Ent ₁₀₄-Ent ₁₀₆Outer radius=the Radius of straight pipe 110 ₁₀₁, inside radius=Radius ₁₀₆Make the center of circle of straight pipe 110 bottom surfaces, the center of circle of entity 108 upper bottom surfaces overlap, then obtain entity 111:Ent by following formula ₁₁₁=Ent ₁₀₈∪ Ent ₁₁₀

1.2.2 the inside radius=Radius of the inside radius=annulus 232 of worm gear 231 ₁₀₁, the outer radius of the outer radius＜annulus 232 of worm gear 231 (radial section of annulus 232 is a rectangle).Make the center of circle of worm gear 231 bottom surfaces, the center of circle of annulus 232 upper bottom surfaces overlap, then obtain entity 233:Ent by following formula ₂₃₃=Ent ₂₃₁∪ Ent ₂₃₂

1.2.3 fixed spoon: entity 233 is enclosed within outside the straight pipe of entity 111 ordinatedly, entity 233 upper surfaces then obtain fixed spoon 234:Ent by following formula apart from entity 111 upper surfaces one segment distance ₂₃₄=Ent ₁₁₁∪ Ent ₂₃₃

1.3 moving spoon: make the bottom surface of cylinder 107 and the tangent (Radius of spherical inner wall face of wooden dipper 105 ₁₀₇=Radius ₁₀₆), the center of circle line of cylinder 107, the centre of sphere conllinear of wooden dipper 105 then obtain moving spoon 109:Ent by following formula ₁₀₉=Ent ₁₀₇∪ Ent ₁₀₅

2 worm brackets:

2.1 entity 134: to cuboid 131,132, BC ₁₃₁＜BC ₁₃₂, Height ₁₃₁=Height ₁₃₂Make AB ₁₃₁Be centered in AB ₁₃₂On, cylinder 133 runs through cuboid 132 along the Y coordinate axes, then obtains entity 134:Ent by following formula ₁₃₄=Ent ₁₃₂-Ent ₁₃₁∪ Ent ₁₃₃

2.2 entity 123: cylinder 121 (lamellar), cuboid 122 (lamellar) are contour.Make cylinder 121, cuboid 122 upper surface coplanes, cylinder 121 is cut in the right side of cuboid 122, then obtains entity 123:Ent by following formula ₁₂₃=Ent ₁₂₂-Ent ₁₂₁

2.3 make A ₁₃₄, B ₁₃₄, C ₁₃₄Respectively with A ₁₂₅, B ₁₂₅, C ₁₂₅Overlap, then obtain entity 135:Ent by following formula ₁₃₅=Ent ₁₃₄∪ Ent ₁₂₅

2.4 screw rod frame: ring gear 235 is inner wall belt tooth, the slick annulus of outer wall, the outer radius=Radius of ring gear 235 ₁₂₁But be engaged on outside the gear 231 to ring gear 235 toothed internal face loose fits.Make ring gear 235 upper surfaces the center of circle, (this center of circle is at the internal face ABC of entity 135 in the center of circle of circular hole 135-1 (in entity 135) ₁₃₅On) overlap, then obtain screw rod frame 236:Ent by following formula ₂₃₆=Ent ₁₃₅∪ Ent ₂₃₅

3 ear muffs:

3.1 arch entity: the summit A that makes cuboid 201 ₂₀₁, B ₂₀₁, C ₂₀₁Respectively with the summit A of semicolumn 202 (cylinder is halved by a plane of passing its center of circle line, and a copy of it is a semicolumn) ₂₀₂, B ₂₀₂, C ₂₀₂Overlap, then obtain arch entity 203:Ent by following formula ₂₀₃=Ent ₂₀₁∪ Ent ₂₀₂The center of circle line of semicolumn 202 promptly becomes the center of circle line of arch entity 203.

3.2 entity 205 is examples of arch entity 203.Make arch entity 203, arch entity 205, cylinder 204 center of circle line conllinear, cylinder 204 runs through arch entity 203; The upper surface of arch entity 205 is centered in the upper surface (arch entity 205 is included in the arch entity 203) of arch entity 203, is then obtained waiting the ear muff 206:Ent of wall thickness by following formula ₂₀₆=Ent ₂₀₃-Ent ₂₀₅∪ Ent ₂₀₄

4 worm bracket rotating shafts:

4.1 the radius of cylinder 241 (lamellar) is greater than cylinder 243; The cross section of straight quadrangular 242 is a square; Entity 244a is the copy of cylinder 244.Make the front end face of cylinder 243 be centered in the rear end face of cylinder 241, the front end face of straight quadrangular 242 is centered in the rear end face of cylinder 243, and cylinder 244a runs through cylinder 243 up and down, and cylinder 244 runs through straight quadrangular 242 up and down, then obtains entity 245:Ent by following formula ₂₄₅=Ent ₂₄₁∪ Ent ₂₄₃∪ Ent ₂₄₂-Ent ₂₄₄∪ Ent _244aThe round tube hole that is formed by cylinder 244,244a is called through wires hole.

4.2 solid worm screw 251, straight quadrangular 252 (its cross section is congruent to the cross section of straight quadrangular 242) are along Y coordinate axes length together.Make the front end face of straight quadrangular 252 be centered in solid worm screw 251 front end faces, then obtain hollow worm screw 256:Ent by following formula ₂₅₆=Ent ₂₅₁-Ent ₂₅₂

4.3 square hole pipe: cylinder 253, straight quadrangular 254 (its cross section is congruent to the cross section of straight quadrangular 242) are along Y coordinate axes length together; Cylinder 255 is copies of cylinder 244.Make the front end face of straight quadrangular 254 be centered in the front end face of cylinder 253, cylinder 255 runs through cylinder 253 up and down, then obtains square hole pipe 258:Ent by following formula ₂₅₈=Ent ₂₅₃∪ Ent ₂₅₄-Ent ₂₅₅The round tube hole that is formed by cylinder 255 is called through wires hole.

4.4 worm bracket rotating shaft: the square spigot of entity 245 passes hollow worm screw 256 ordinatedly, passes square hole pipe 258 more ordinatedly, promptly forms a rotating shaft, and wherein the through wires hole on the square hole pipe 258 is over against the through wires hole of entity 245 rear ends.

5 assemblings:

5.1 in the group of entities 261, worm bracket 237 (copy of worm bracket 236) is enclosed within outside the gear of fixed spoon 234 ordinatedly.In the group of entities 262, the upper end of moving spoon 109 passes the die of fixed spoon in the group of entities 261 from bottom to top and exposes one section.In the group of entities 301, worm gear 235 is enclosed within the moving spoon upper end in the group of entities 262 tightly, and integrally welded with this moving spoon; When on carry worm bracket and make it when worm gear on the moving spoon contact, the gear on the fixed spoon separates with worm bracket, worm bracket can be around a fixed spoon rotation.In the group of entities 302, the square spigot of entity 245 successively passes hole, worm screw 256, the hole of worm bracket rear wall, the square hole pipe 258 of ear muff 206, worm bracket antetheca, and exposes one section.Entity 303 is ear muff 206 single copies.In the group of entities 304, be enclosed within to ear muff 303 loose fits entity 245 rear ends in the group of entities 302, entity 245 follower heads are big by riveting then.In the worm bracket rotating shaft of being made up of entity 245, worm screw 256, square hole pipe 258, square hole pipe 258 fits loosely in the hole of worm bracket rear wall, and entity 245 cylindrical sections fit loosely in the hole of worm bracket antetheca.

5.2 of flexible cord 311 is fastened in the through wires hole of worm bracket rotating shaft front end in group of entities 304, then the rotating shaft of rotary worm frame a few, again the other end of flexible cord 311 is fastened in the through wires hole of worm bracket rotating shaft rear end in group of entities 304, be that flexible cord 311 two are entangled in respectively in worm screw rotating shaft two ends, the ear muff, just form complete stinging and drag the formula curetteearpick.In this curetteearpick, the worm engaging in the worm screw rotating shaft is on the worm gear on the moving spoon; Fixed spoon is enclosed within on moving spoonful, and with holding the tightening spoon, stake line 311 rotates spoon, and the wooden dipper on wooden dipper on the moving spoon and the fixed spoon can be bited into a hollow hemisphere (is waited the hollow ball of wall thickness to be halved by a plane, and a copy of it is a hollow hemisphere).Spur flexible cord 311 back and forth, the wooden dipper of moving spoon can reciprocally be engaged on two arcuation planes of fixed spoon wooden dipper (occlusal surface between two wooden dippers is more coarse, so that can sting firm cerumen), as bites cerumen and it can be taken out reliably.

Beneficial effect of the present invention

The present invention can fast and effeciently remove the cerumen in the ear under the situation of not damaging tympanum.

Description of drawings

Fig. 1-Fig. 3 is machine components of the present invention or parts (being 3D solid) forming process figure or installation diagram.

Claims

1 stings and drags the formula curetteearpick, and a kind of instrument that can take out cerumen ear is characterized in that: the square spigot of entity (245) successively passes hole, worm screw (256), the hole of worm bracket rear wall, the square hole pipe (258) of an ear muff, worm bracket antetheca; Be enclosed within to another ear muff loose fit entity (245) rear end; The worm bracket rotating shaft is successively passed hollow worm screw (256) ordinatedly by the square spigot of entity (245), square hole pipe (258) and forming, and wherein the through wires hole on the square hole pipe (258) is over against the through wires hole of entity (245) rear end; Flexible cord (311) two is entangled in respectively in the through wires hole that worm bracket rotating shaft two ends are surrounded respectively by two ear muffs; Worm engaging in the worm bracket rotating shaft is on the worm gear on the moving spoon; Fixed spoon is enclosed within on the moving spoon; With holding the tightening spoon, stake line (311) rotates spoon, and the wooden dipper on wooden dipper on the moving spoon and the fixed spoon can be bited into a hollow hemisphere.