CN203809254U

CN203809254U - Trigger type inflator air tap

Info

Publication number: CN203809254U
Application number: CN201420196775.6U
Authority: CN
Inventors: 王罗平
Original assignee: SHUANGYU INDUSTRIAL Co Ltd
Current assignee: SHUANGYU INDUSTRIAL Co Ltd; Beto Engineering and Marketing Co Ltd
Priority date: 2014-04-22
Filing date: 2014-04-22
Publication date: 2014-09-03
Anticipated expiration: 2024-04-22

Abstract

A trigger type inflator air tap is composed of a tuyere head, a tuyere, a pressing injector and a trigger configuration. The tuyere head is connected with a handle portion, and is provided with a taper hole penetrating through the bottom end, the taper hole is provided with a gap, a first hole is coaxially communicated with the top end of the taper hole, and the first hole is further communicated with an air inlet channel. The tuyere is provided with a mouth hole capable of clamping a mouthpiece, the tuyere is located at an original position in the taper hole through a limiting piece, and the tuyere has the margin capable of moving upwards. The pressing injector can slide along the first hole, and is pushed by an elastic piece to be connected with the tuyere in an abutting mode, and when the mouthpiece is inserted into the mouth hole and drives the tuyere to move upwards, the taper hole can clamp and fix the mouthpiece by packing the mouth hole, and the taper hole is used for performing subsequent air inflation work. The trigger configuration is mainly used for being in coupling with a brake piece on the tuyere head, and one end edge of the brake piece can allow fingers holding the handle portion to carry out operation and control, so that the other end edge of the brake piece is linked to control whether the tuyere is located at the position clamping and fixing the mouthpiece or not.

Description

Trigger-type air valve of inflator

Technical field

The utility model is about a kind of one-hand operation and can greatly extend the tuyere trigger-type air valve of inflator in working life.

Background technique

Press, commonly use air valve of inflator just as TaiWan, China is announced as shown in the of No. M318073, its wind fairing head is in an assembly hole, sequentially group is from bottom to top provided with rubber tuyere, holder, elastic component, force-filling device, more above force-filling device, be pivoted with a spanner with cam, during wish inflation, we need only connect American/French in mouth insertion tuyere from bottom to top, then drive spanner, make its cam can force-filling device forced to move overcome elastic component acquiescence elastic force and along axial the moving down of assembly hole, in order to do further suppressing tuyere " axial elasticity distortion ", make the airtight clamping that this tuyere can " radial elastic distortion " American/French connects mouth, in order to the follow-up inflation that carries out, after having inflated, we must reverse direction actuation spanner and discharge force-filling device, in order to do making tuyere reinstatement, to remove the American/French of clamping, connect mouth.

, this is commonly used configuration and still has in actual use following problem:

When one, we drive spanner in wish inflation; its application of force, except overcoming elastic component, more must act on tuyere " axial elasticity distortion " and " radial elastic distortion ", and it is quite required great effort; be difficult to one-handed operation; and needing a hand to grip wind fairing head, separately prop up hand-drive spanner, side is enough in response to, very inconvenience in use; especially when to ball inflating; must see through both feet and clamp that this is ball, can operate this air valve of inflator, often have in a rush sense.

Two, its rubber tuyere clamps American/French through " the radial elastic distortion " that vertical " axial elasticity distortion " converted to level and connects mouth, this tuyere stress holding of originally experiencing is very big, as easy as rolling off a log elastic fatique and lose tightness, cause us when inflation, frequently have the problem of gas leakage.

The design people is because commonly use air valve of inflator, has the shortcoming of cannot one-handed operation and cannot long-acting airtight clamping using, through constantly conceiving, creating, grind, and be to develop the utility model.

Model utility content

The utility model provides a kind of one-hand operation and can greatly extend the tuyere trigger-type air valve of inflator in working life.

For reaching above-mentioned purpose, solution of the present utility model is:

A trigger-type air valve of inflator, includes:

One wind fairing head, its periphery has picked out a shank, and is provided with the downward flaring in aperture and penetrates pushing away of bottom and pull out hole, and this pushes away and pulls out hole and have a breach, and push away, pulls out coaxial connection the in top, hole and has the first hole, and another connection the in this first hole has an intake duct;

One tuyere, it has can clamp the mouth hole that connects mouth, and this tuyere sees through a bounding means and is positioned to push away the origin position pulling out in hole;

One force-filling device, it can close along the first hole cunning, and has the intermediary hole of connecting intake duct, and promoted and butt tuyere top by an elastic component, mouth waiting upwards inserts mouth hole and drives while moving on tuyere, order push away pull out hole can be through packing mouth hole and the clamping mouth that connects; One trigger configuration, it is mainly coupled with a brake component in wind fairing head, makes brake component one ora terminalis can provide the finger that grips shank to control, so that interlock brake component another end edge passes in and out to push away through breach, pulls out hole, in order to control tuyere, whether is positioned the clamping position that connects mouth.

Further, tuyere is provided with first positioning part relative with breach; Trigger configuration is comprised of two trunnion mounts, a pivot, a brake component, two trunnion mount symmetries are located at breach two outsides, pivot by two trunnion mounts, supported across breach, brake component another end intermarginal every be provided with pivot hole, the second positioning part, pivot can be worn for pivot in pivot hole, and when the finger that grips shank is upwards pulled brake component one ora terminalis, make that the second positioning part can take that pivot is fulcrum enter to push away pulled out hole, in order to combine with the first positioning part, limit according to this tuyere and deviate to push away to pull out hole.

Further, trigger configuration is separately provided with a hook seat in shank bottom surface, and brake component sees through a pivot and a brake component is coupled to wind fairing head, this brake component is positioned at shank below, more be provided with and hook a seat hook hole of mate, when hooking hole and be positioned to hook seat, combine the second positioning part and the first positioning part.

Further, tuyere is comprised of the first framework and the second framework, and first and second framework has involutory mouth hole, and apical margin also couples with the first pivot portion and the second pivot portion; Force-filling device is being promoted by elastic component during butt tuyere top, makes first and second framework take strutting in initial point that first and second pivot portion is fulcrum.

Further, the first framework, in the forward and backward corner of involutory the second framework apical margin, is arranged with respectively the first pivot portion of the quadrant groove shape of having an appointment, and has the second pivot portion matching as for the second framework, makes being coupled in the first pivot portion that the second pivot portion can hang.

Further, in the first framework periphery, be coated with the more inner better soft layer of one deck resiliently deformable, the first positioning part that makes the first framework thus soft layer is defined, and as for the second framework periphery, is separately coated with a soft layer.

Further, wind fairing head pulls out hole dual-side root edge and is provided with the slot inside and outside a connection pushing away; Bounding means is corresponding is combined in slot, in order to holding tuyere bottom surrounding, has more and does not interfere mouth hole to be communicated with inside and outside through hole.

Further, force-filling device has the first axle part that can close along the first hole cunning, and this first axle part periphery is more provided with the first annular groove, between the first annular groove and the first hole, the first packing ring is installed; Under the first axle part bottom is coaxial, pick out one compared with the second axle part of path, this second axle part be able to insert mouth hole, and is arranged with the second packing ring in periphery; On the first axle part top is coaxial, pick out one compared with the 3rd axial region of path, in order to be arranged with a round elastic component, this elastic component is connected between the first top, hole and the first axle part, in order to provide default elastic force to give the first axle part, make the first axle part bottom keep being connected to tuyere top, to guarantee that tuyere can be positioned origin position, the 3rd axial region is separately provided with the intermediary hole of connection the first hole to a second axle part bottom, makes intermediary hole energy conducting intake duct and mouth hole.

Further, mouth hole shape connects mouth with French and mates, and the second packing ring is connected to the first axle part bottom, and as for top, mouth hole, corresponding being provided with can be for airtight the second involutory annular groove of the second packing ring.

Further, mouth hole shape mates with the American mouth that connects, and the second packing ring stretches in this mouth hole and the American mouth location that connects is provided.

Be with, the utility model need only singlehandedly drive the shank of wind fairing head to connect the mouth hole that mouth inserts tuyere for American/French, in order to the inflation that carries out, the more important thing is, we can see through the finger interlock brake component that grips shank, with further save from damage push away pull out hole packing American/French connects mouth, in addition, the utility model tuyere mainly with push away pull out horizontal component that hole applies and packing American/French connects mouth, so just, can greatly reduce tuyere for resiliently deformable requirement, and then effectively extend the working life of this tuyere.

Accompanying drawing explanation

Fig. 1 is decomposing schematic representation of the present utility model;

Fig. 2 is the three-dimensional partial cutaway schematic of the utility model wind fairing head;

Fig. 3 is the plane generalized section of the utility model wind fairing head;

Fig. 4 is combination schematic appearance of the present utility model;

Fig. 5 is the combination generalized section of the utility model tuyere when origin position;

Fig. 6 is the embodiment schematic diagram of the utility model when connecing mouth insertion for French;

Fig. 7, Fig. 8 are that the utility model button is pulled French is connect to the embodiment schematic diagram of mouth fixedly time;

Fig. 9, Figure 10, Figure 11 are the utility model for the American embodiment's schematic diagram that connects mouth inflation.

[symbol description]

FV French connects the American mouth that connects of mouth AV

10 wind fairing head 11 shanks

111 air chamber 112 swivel nuts

12 push away and pull out hole 13 breach

14 slot 15 first holes

16 intake duct 20 tuyeres

21 first framework 210 soft layers

22 second framework 220 soft layers

23,23A mouth hole 231 second annular grooves

241 first 242 second pivot portions of pivot portion

25 first positioning part 30 bounding meanss

31 through hole 40 force-filling devices

41 the first axle part 411 first annular grooves

412 first packing ring 42 the second axle parts

421,421A the second packing ring 43 the 3rd axial region

44 intermediary hole 50 elastic components

60 triggers configure 61 trunnion mounts

62 pivot 63 brake components

631 hook 632Shu hole, hole

633 second positioning parts 64 hook seat.

Embodiment

In order further to explain the technical solution of the utility model, below by specific embodiment, the utility model is elaborated.

Please refer to Fig. 1 to Fig. 8, the utility model at least includes:

One wind fairing head 10, please coordinate Fig. 2, Fig. 3 to see it, its periphery has picked out a shank 11, and these shank 11 inside define an air chamber 111, and be provided with a swivel nut 112 in free end spiral shell, can be to the gas pressure source of air chamber 111 air feed (for example: the airduct of pump or energy output pressure) in order to connect; This wind fairing head 10 separately has the downward flaring in aperture and penetrates pushing away of bottom and pull out hole 12, push away that to pull out hole 12 cross sections rectangular, this pushes away and pulls out that hole 12 1 sides are provided with the breach 13 relative with shank 11, another relative dual-side root edge is provided with the slot 14 inside and outside a connection, in addition, push away and pull out 12 for tops, hole and coaxially connect and have the first hole 15, the first 15 tops, hole is sealing, and connects at apical margin the intake duct 16 have a connection air chamber 111, makes the aforementioned gas pressure source can be to the first hole 15 air feed;

One tuyere 20, as shown in Fig. 1, Fig. 5 and Fig. 6, it is comprised of the first framework 21 and the second framework 22, after this first framework 21 and the second framework 22 are involutory, be and pull out the rectangle that mate in hole 12 with pushing away, and there is mouth up and down through hole 23, as long as these mouth hole 23 shapes can connect French mouth FV folder, pull and be fixed on wherein; The first framework 21 is in the forward and backward corner of involutory the second framework 22 apical margins, be arranged with respectively the first pivot portion 241 of the quadrant groove shape of having an appointment, as for 22 of the second frameworks, there is the second pivot portion 242 matching, make being coupled in the first pivot portion 241 that the second pivot portion 242 can hang, in addition, this first framework 21, between upper and lower two ends, is separately provided with first positioning part 25 relative with breach 13;

One bounding means 30, its correspondence be combined in slot 14, in order to holding the first framework 21 and the second framework 22 bottom surroundings, have more and do not interfere mouth hole 23 to be communicated with inside and outside through hole 31, make the first framework 21 and the second framework 22 see through this bounding means 30 and be positioned to push away the origin position pulling out in hole 12, and have can on the nargin of moving;

One force-filling device 40, it has can be along the first sliding the first axle part 41 closing in hole 15, these the first axle part 41 peripheries are more provided with the first annular groove 411, between the first annular groove 411 and the first hole 15, the first packing ring 412 is installed, with so that the first axle part 41 during sliding closing, has good airtight effect along the first hole 15, under the first axle part 41 bottoms are coaxial, pick out one compared with the second axle part of path 42, this the second axle part 42 be able to insert mouth hole 23 apical margins of tuyere 20, in order to make this, both have good tightness, these the second axle part 42 peripheries are arranged with the second packing ring 421, this second packing ring 421 is connected to the first axle part 41 bottoms, and as for 23 tops, mouth hole, corresponding being provided with can be for airtight the second involutory annular groove 231 of the second packing ring 421, on the first axle part 41 tops are coaxial, pick out one compared with the 3rd axial region 43 of path, in order to be arranged with an elastic component 50, this elastic component 50 can be spring, the flexible article of the tool such as shell fragment or rubber, this elastic component 50 is connected between 15 tops, the first hole and the first axle part 41, in order to provide default elastic force to give the first axle part 41, make the first axle part 41 bottoms keep being connected to the first framework 21 and the second framework 22 tops, make the first framework 21 and the second framework 22 can take the swing that the first pivot portion 241 and the second pivot portion 242 be fulcrum, as shown in Figure 5, what mouth hole 23 is gradually open down is positioned to push away the origin position pulling out in hole 12, make the first framework 21 and the second framework 22 bottom surroundings be resisted against to push away and pull out hole 12, now, 23 apertures, bottom, mouth hole can meet mouth FV for French and insert, as for aperture, top, be to be less than French to meet mouth FV, separately, the 3rd axial region 43 is provided with the intermediary hole 44 of connection the first hole 15 to the second axle part 42 bottoms, makes intermediary hole 44 energy conducting intake ducts 16 and mouth hole 23,

One trigger configuration 60, it is by two trunnion mounts 61, one pivot 62, one brake component 63, one hooks seat 64 forms, two trunnion mount 61 symmetries are located at 13 liang of outsides of breach, pivot 62 by two trunnion mounts 61, supported across breach 13, as for hooking seat 64, be arranged at shank 11 bottom surfaces, and brake component 63 is positioned at shank 11 belows, one ora terminalis is provided with and hooks the seat 64 hook holes 631 of mating, another end intermarginal every be provided with pivot hole 632, the second positioning part 633, pivot hole 632 can couple for pivot 62, so that the second positioning part 633 can take that pivot 62 is fulcrum through breach 13, pass in and out to push away and pull out hole 12, as shown in Figure 5, when brake component 63 is not when stressing state, the outside left that makes brake component 63 be positioned at pivot hole 632 is connected to wind fairing head 10, with so that the second positioning part 633 in deviating to push away to pull out the position in hole 12.

Please coordinate Fig. 5 to Fig. 8 to see it, because mouth hole 23 is the origin position that is positioned being gradually arranged down, so when the utility model wants to provide French to connect mouth FV inflation, make French connect mouth FV relative upwards insert mouth hole 23, this French meets mouth FV and can temporarily fasten in mouth hole 23 apical margins, overcoming elastic component 50 elastic force, drive in the first framework 21 and the second framework 22 and move, wait to push away and pull out hole 12 and force the first framework 21 and the second framework 22 with the first pivot portion 241, the close apposition that the second pivot portion 242 is fulcrum, in order to French is connect to mouth FV clamping in mouth hole 23, and make intermediary hole 44 these French of connection of force-filling device 40 meet mouth FV, so, follow-up inflation can carry out, before this, we can see through the finger of gripping shank 11 and upwards pull brake component 63 1 ora terminalis, wait hooking hole 631, be positioned to hook seat 64 o'clock, interlock brake component 63 another end edge the second positioning parts 633 enter to push away pulls out combining with the first positioning part 25 of hole 12, limit according to this tuyere 20 and deviate to push away to pull out hole 12, and then save the clamping French in mouth hole 23 from damage and connect mouth FV state, so we can decontrol inflating of shank 11, after having inflated, we can force brake component 63 1 ora terminalis to move down, make to hook hole 631 and deviate to hook seat 64, and then drive the second positioning part 633 to deviate from the first positioning part 25, then, can pulling out method formula meet mouth FV, make French connect mouth FV can interlock the first framework 21 and the second framework 22 be reset to initial point, after mouth hole 23 struts automatically, be that separable this French meets mouth FV.

Therefore the utility model at least has following characteristics:

One, the utility model need only be hold by one hand shank 11, can drive wind fairing head 10 to meet mouth FV from, legal formula, in order to the follow-up inflation operation that carries out, anyone can be easily for it, especially when for ball inflating, need only this hand of a handling, another hand location is ball, without using both feet, so more traditional more convenient far away in operation.

Two, we can see through the finger interlock brake component 63 that grips shank 11, further to save the state that hole 12 packing French meet mouth FV that pulls out that pushes away from damage.

Three, the utility model pulls out the horizontal component that 12 pairs, hole tuyere 20 applies and packing French meets mouth FV to push away, and so just can greatly reduce tuyere 20 for resiliently deformable requirement, and then effectively extend the working life of this tuyere 20.

Separately, please coordinate Fig. 7, Fig. 8 to see it, the utility model is for making brake component 63 second positioning parts 633 more pass in and out the first positioning part 25 in labour-saving, it can be coated with the more inner better soft layer 210 of one deck resiliently deformable in the first framework 21 peripheries, as for the second framework 22 peripheries, be also coated with another soft layer 220, the second positioning part 25 that makes the first framework 21 thus soft layer 210 is defined.

Please refer to Fig. 9 to Figure 11, it is meeting for American the embodiment that mouth AV inflates for the utility model, it is mainly by the first framework 21 and involutory the defined mouth hole 23A shape of the second framework 22, make into mate with the American mouth AV that connects, in addition, force-filling device 40 is in the second sheathed packing ring 421A of the second axle part 42 peripheries, and it stretches in the 23A of this mouth hole and the American mouth AV location that connects is provided; From being, the visual different types of the utility model connects mouth and replaces mouth hole, the force-filling device matching, and can provide air valve of inflator to be widely used.

In sum, the utility model configured in one piece really can break through reforms that commonly use cannot one-handed operation and cannot the bubble-tight problem of long-acting maintenance, is that the height in a technical concept is created.Above-described embodiment and graphic and non-limiting product form of the present utility model and style, suitable variation or modification that any person of an ordinary skill in the technical field does it, all should be considered as not departing from patent category of the present utility model.

Claims

1. a trigger-type air valve of inflator, is characterized in that, includes:

2. trigger-type air valve of inflator as claimed in claim 1, is characterized in that: tuyere is provided with first positioning part relative with breach; Trigger configuration is comprised of two trunnion mounts, a pivot, a brake component, two trunnion mount symmetries are located at breach two outsides, pivot by two trunnion mounts, supported across breach, brake component another end intermarginal every be provided with pivot hole, the second positioning part, pivot can be worn for pivot in pivot hole, and when the finger that grips shank is upwards pulled brake component one ora terminalis, make that the second positioning part can take that pivot is fulcrum enter to push away pulled out hole, in order to combine with the first positioning part, limit according to this tuyere and deviate to push away to pull out hole.

3. trigger-type air valve of inflator as claimed in claim 2, it is characterized in that: trigger configuration is separately provided with a hook seat in shank bottom surface, and brake component sees through a pivot and a brake component is coupled to wind fairing head, this brake component is positioned at shank below, more be provided with and hook a hook hole of mating, when hooking hole and be positioned to hook seat, combine with the first positioning part the second positioning part.

4. trigger-type air valve of inflator as claimed in claim 1, is characterized in that: tuyere is comprised of the first framework and the second framework, and first and second framework has involutory mouth hole, and apical margin also couples with the first pivot portion and the second pivot portion; Force-filling device is being promoted by elastic component during butt tuyere top, makes first and second framework take strutting in initial point that first and second pivot portion is fulcrum.

5. trigger-type air valve of inflator as claimed in claim 4, it is characterized in that: the first framework is in the forward and backward corner of involutory the second framework apical margin, be arranged with respectively the first pivot portion of the quadrant groove shape of having an appointment, as for the second framework, there is the second pivot portion matching, make being coupled in the first pivot portion that the second pivot portion can hang.

6. trigger-type air valve of inflator as claimed in claim 4, it is characterized in that: in the first framework periphery, be coated with the more inner better soft layer of one deck resiliently deformable, the first positioning part that makes the first framework thus soft layer is defined, and as for the second framework periphery, is separately coated with a soft layer.

7. trigger-type air valve of inflator as claimed in claim 1, is characterized in that: wind fairing head pulls out hole dual-side root edge and is provided with the slot inside and outside a connection pushing away; Bounding means is corresponding is combined in slot, in order to holding tuyere bottom surrounding, has more and does not interfere mouth hole to be communicated with inside and outside through hole.

8. trigger-type air valve of inflator as claimed in claim 1, is characterized in that: force-filling device has the first axle part that can close along the first hole cunning, and this first axle part periphery is more provided with the first annular groove, between the first annular groove and the first hole, the first packing ring is installed; Under the first axle part bottom is coaxial, pick out one compared with the second axle part of path, this second axle part be able to insert mouth hole, and is arranged with the second packing ring in periphery; On the first axle part top is coaxial, pick out one compared with the 3rd axial region of path, in order to be arranged with a round elastic component, this elastic component is connected between the first top, hole and the first axle part, in order to provide default elastic force to give the first axle part, make the first axle part bottom keep being connected to tuyere top, to guarantee that tuyere can be positioned origin position, the 3rd axial region is separately provided with the intermediary hole of connection the first hole to a second axle part bottom, makes intermediary hole energy conducting intake duct and mouth hole.

9. trigger-type air valve of inflator as claimed in claim 8, is characterized in that: mouth hole shape connects mouth with French and mates, and the second packing ring is connected to the first axle part bottom, and as for top, mouth hole, corresponding being provided with can be for airtight the second involutory annular groove of the second packing ring.

10. trigger-type air valve of inflator as claimed in claim 8, is characterized in that: mouth hole shape mates with the American mouth that connects, and the second packing ring stretches in this mouth hole and the American mouth location that connects is provided.