CN203718088U - Air tap - Google Patents
Air tap Download PDFInfo
- Publication number
- CN203718088U CN203718088U CN201420098401.0U CN201420098401U CN203718088U CN 203718088 U CN203718088 U CN 203718088U CN 201420098401 U CN201420098401 U CN 201420098401U CN 203718088 U CN203718088 U CN 203718088U
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- Prior art keywords
- valve
- hole
- main body
- ring
- lid
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- Withdrawn - After Issue
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model discloses an air tap. The air tap comprises a connecting hose, an air tap main body and a cover, wherein a circular ring base is arranged at the lower end of the connecting hose; a first through hole is formed in the center of the air tap main body, the lower end of the air tap main body is inserted into the upper end in the hole of the connecting hose, and the upper end of the air tap main body is inserted into the cover; a raised annular platform is arranged on the inner wall of the lower part of the first through hole of the air tap main body in the peripheral direction, and an air tap core column is mounted in the first through hole of the air tap main body; a sealing ring is mounted at the bottom of the air tap core column; the top of the sealing ring and the bottom of the raised annular platform can be arranged in a close fit manner; the air tap core column at the upper part of the sealing ring is sleeved with a spring, and the upper part of the air tap core column is fixedly connected with an air tap core cover in a locking manner; the air tap core cover is inserted into the upper part in the first through hole to be in clearance fit with the upper part of the first through hole; the upper part of the spring is fixed on the air tap core cover, and the bottom of the spring is supported to the raised annular platform. The air tap is high in loading capacity and air tightness, can realize fast switching between air inflation and air deflation, and is convenient and practical.
Description
Technical field
The utility model relates to a kind of valve that fills, exits, and the utility model relates in particular to a kind of valve that can be used for air dome, air mattress, inflation assault boat and big-and-middle-sized inflatable toys inflation use.
Background technique
Valve is that all inflatable products must an indispensable critical piece.The performance of charging air inlet directly affects the performance of inflatable product, especially medium-and-large-sized inflatable product, as: air dome, air mattress, assault boat etc.They are had relatively high expectations to valve.Should possess following features: 1, powerful bearing capacity; 2, good tightness; 3, larger Throughput, fills, exits to realize fast; 4, realizing quickly and easily exhaust and air-tight state switches.5, easy operation and use safety.
But valve on market, can not well realize These characteristics now.Charging air inlet mostly in the market is the unidirectional charging air inlet of screw type, and its sealability realizes by a very thin very soft diaphragm seal, and when pressure is excessive, diaphragm seal is easily produced distortion or displacement.Can not guarantee the tightness under high pressure conditions.And by rotary air tap spiral shell button, realize exhaust after making it separated with spiral shell button base during exhaust.The method not only inconvenient operation and also when inflatable product air pressure inside is excessive valve depart from moment of base can raw larger explosive force and the Pop of product.Valve can be blown and fly by air-flow, is easy to accidentally injure or frighten to user.The valve also having only has single aerification function, and exhaust needs independent exhaust nozzle to realize.And existing valve mostly is half or is mostly arranged on inflatable body inside, only have valve mouth or few part to expose.This user who makes, when inflation, is inconvenient to exert oneself while inserting gas tube, is not easy firm plug.When inflation, along with increasing, air pressure often can come off.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of and has powerful bearing capacity and tightness and can realize the fast switching of filling, exit, convenient and practical valve.
A kind of valve of the present utility model, it comprises that lower end has the connecting hose of a circular ring plate pedestal, centre has valve main body and the lid of the first through hole, described valve main body lower end is inserted in connecting hose hole upper end and upper end is inserted in lid, in described valve main body the first through hole lower inner wall, be along the circumferential direction provided with protruding ring platform, in described valve main body the first through hole, valve stem stem is installed, described valve inside column bottom is provided with seal ring, described seal ring top can with the setting that closely cooperates of protruding ring platform bottom, described valve stem stem overcoat on seal ring top has spring, described valve stem stem top and valve inside cover locking are fixedly linked, described valve core cap is inserted in the first through hole internal upper part and coordinates with the first through hole upper gap, the top of described spring be fixed on that valve inside covers and bottom support on protruding ring platform.
Employing the beneficial effects of the utility model are:
In described connecting hose lower end, be provided with a circular ring plate pedestal.Pedestal is connected with inflatable body by welding.The perforate of inflatable body welding base position is communicated with connecting hose endoporus.Connecting hose is placed in inflatable body outside, be user-friendly for fill, bleed air operation.Connecting hose, adopts the soft materials such as TPU or PVC, can play a protective role to valve main body and inflatable body.The pedestal top of described connecting hose is provided with an annular projection.Its effect is when valve is during for inflatable product rindy, an annular card is set on crust, and connecting hose, through the endoporus of ring plate, is pulled through crust annular card by the annular protrusion of connecting hose, thereby the projection of connecting hose is fixed on crust, the position of valve is fixed.During deflated state, valve can not be reduced to crust inside.
On described valve lower body part through-hole wall, be provided with protruding ring platform, this protruding ring platform bottom and seal ring are combined closely, and guarantee the air-tightness of valve.The top of this protruding ring platform is used for holding spring.
The bottom outer wall of described valve main body is Green's formula joint, is provided with the limited ring that inserts the flexible pipe degree of depth for restriction in valve main body intermediary outside.Adopt this structure valve main body can be inserted into very easily connecting hose inside, but extract very difficultly, and do not have gas leakage hidden danger.
On described valve main body intermediary outside limited ring, be provided with attachment hole, one end of rope ties up on attachment hole and the other end ties up on an exhaust port of lid, so facilitates the use of lid, has also effectively prevented the loss of lid.
Described valve main body the first through hole top is horn mouth shape, can facilitate gas tube insertion and gas tube mouth of pipe outer wall to conform to valve main body toroidal hole shape, makes surface of contact larger, and during inflation, gas tube is not easy to come off from valve.
Described valve inside column bottom is arranged at intervals with two annular boss.In the groove forming, seal ring is installed between two annular boss.Two annular boss middle and upper part boss diameters are less than lower boss diameter.Seal ring can be inserted in groove by first boss very easily.
The top of described valve stem stem is a pintongs locker.Described valve core cap inside has the second through hole, and in the second through hole, bottom is provided with ring platform.During the assembling of valve main body, only valve stem stem need be penetrated to valve main body from valve lower body part through hole, then spring is put into from valve main body top, be enclosed within on valve stem stem, valve core cap is also put into valve main body the first through hole internal upper part, be pressed in above spring.Press valve core cap downwards, on valve stem stem, pintongs locker can insert in valve core cap intermediate throughholes, snaps on the through hole ring platform of valve core cap by the chimb on each lobe snap close.Valve core cap is connected locked.So only need gently press, just can conveniently complete the assembling of valve, and mutually locked between each parts, difficult drop-off.
The outside annulus of described valve core cap coordinates with the first through hole upper gap of valve main body.This makes valve core cap and is attached thereto the valve stem stem, the seal ring that connect when the first through hole moves up and down in valve main body, to remain central position, can not depart from.Without External Force Acting lower seal, can conform to and closely cooperate with valve main body protruding ring platform lower shape all the time.
Described spring is placed on valve body interior protruding ring platform and between valve core cap, and centre has valve stem stem to pass.Spring is compressed the outside reaction force of rear generation.Make valve core cap and connected valve stem stem remain outside power.Thereby guarantee that seal ring is adjacent to the protruding ring platform of valve body interior all the time.Realize the normally off of valve.During inflation, inside top gas mouth core cap when gas tube inserts valve, take offence mouth stem stem and seal ring of valve inside cover strip moves inward.Valve is opened, and realizes inflation.After inflation completes, extract gas tube, seal ring can be under the effect of spring, and the protruding ring platform that is adjacent to valve main body is at once closed valve.So just realized quickly and easily the switching of ventilation and air-tight state.
Described lid is divided into upper and lower two-part, and bottom is the cylindrical body of a hollow, and cylindrical end face seals.The cover of lid is buckled in to valve main body outside, cover bottom peripheral sleeve is buckled in that valve main body is outside to be protruded on ring body, on lid base abuts on the limited ring of valve main body intermediary outside.Effectively increased the tightness of valve; Also prevent operate miss, touching valve core cap causes gas leakage; Also prevent that foreign material from entering valve inside simultaneously.
The top of described lid is the circular cone table of a hollow, is provided with the annulus of an outwardly convex on circular cone table, on the circular cone table of the bottom of annulus, has a plurality of exhaust ports.The top of lid is inserted in valve, and top of closure is withstood valve core cap and is moved down, and backs down valve.Gas is discharged by a plurality of exhaust ports of top of closure.Very convenient and safe realization the degassing function of valve.And the top of lid adopts the circular cone table of hollow, match with the horn mouth on valve main body top.Utilize the principle lid of frictional force to fill in firmly in valve, can not come off easily.The protruding circular ring of top of closure effectively limits the degree of depth that lid inserts valve, there will not be because inserting too dark, thereby block exhaust port.Lid is selected the soft materials such as TPU or PVC, can have and greatly improve the tightness coordinating between lid and valve; Also valve and inflatable body are played a protective role.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of angle of a kind of valve of the present utility model;
Fig. 2 is the structural representation of the another kind of angle of a kind of valve of the present utility model;
Fig. 3 is the A-A schematic diagram of the valve shown in Fig. 2;
Fig. 4 is the decomposing schematic representation of the valve shown in Fig. 1.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
A kind of valve of the present utility model as shown in drawings, it comprises that connecting hose 1, centre that lower end has a circular ring plate pedestal have valve main body 2 and the lid 3 of the first through hole, described valve main body lower end is inserted in the upper end hole of connecting hose and upper end is inserted in lid, in described valve main body intermediary outside, be provided with the limited ring that inserts the degree of depth of flexible pipe for restriction, on spacing ring body, be provided with attachment hole, one end of rope 4 ties up to attachment hole and the other end ties up on an exhaust port of valve main body lid.In described valve main body the first through hole lower inner wall, be along the circumferential direction provided with protruding ring platform, in described valve main body the first through hole, valve stem stem is installed, described valve inside column bottom is provided with seal ring 2.2, described seal ring top shape and protruding ring platform bottom shape match, described seal ring top can with the setting that closely cooperates of protruding ring platform bottom, described valve stem stem 2.1 overcoats on seal ring top have spring 2.4, described valve stem stem top is locked and is connected with valve core cap 2.3, described valve core cap is inserted in the first through hole internal upper part and the first through hole internal upper part Spielpassung, the top of described spring be fixed on that valve inside covers and bottom support on protruding ring platform.
In this structure, spring is placed on valve body interior protruding ring platform and between valve core cap, and centre has valve stem stem to pass.Spring is compressed the outside reaction force of rear generation.Make valve core cap and connected valve stem stem remain outside power.Thereby guarantee that seal ring is adjacent to the protruding ring platform of valve body interior all the time.Realize the normally off of valve.Inside top gas mouth core cap when gas tube inserts valve during inflation, take offence mouth stem stem and seal ring of valve inside cover strip moves inward, and valve is opened, and realizes inflation.After inflation completes, extract gas tube, seal ring can be adjacent to the protruding ring platform of valve main body at once under the effect of spring, closes valve.
In this structure, the shape of connecting hose can be perpendicular to pedestal also can be crooked or become slanted angle with pedestal.Its material is the soft materials such as TPU or PVC.
Seal ring in this structure, material preferred rubber, TPU, silica gel or elastomer.Be placed in the lower annular groove of valve stem stem.By moving down formula on valve inside, realize the airtight of valve and open.Due to seal ring be placed in valve main body inside this greatly improved air-tightness and the bearing capacity of valve.Inflatable body internal pressure is larger larger to valve stem stem and the outside thrust of seal ring, this make seal ring and the laminating of valve main body tightr.Therefore seal ring has greatly improved the air-tightness of valve under the double action of spring and air pressure.
Preferred embodiment a kind of as the utility model, the top of described valve stem stem is a pintongs locker, described valve core cap inside has the second through hole, in the second through hole, bottom is provided with ring platform, and described pintongs locker snaps on ring platform so that valve stem stem is connected locked with valve core cap by the chimb on each lobe snap close.The advantage of structure is easy to assembly, and only valve core cap need be pressed downwards just can be locked with valve stem stem below.And locked rear difficult drop-off; Certainly the top of valve stem stem also can adopt worm structure be connected with valve core cap or also can adopt the structures such as bonding.
The centre of preferred described valve core cap is the centered cylinder with the second through hole, in described centered cylinder surrounding, be provided with " ten " font connecting tendon, outside annulus is connected to described " ten " font connecting tendon top, the top cuff of described spring is in " ten " font connecting tendon periphery, and described outside annulus coordinates with the first through hole upper gap.Less gap between outside annulus and valve main body the first through-hole wall, guarantees when valve inside moves up and down substantially vertical.Inside top gas mouth core cap when gas tube or venting lid insert valve main body, take offence mouth stem stem and seal ring of valve inside cover strip moves down, and valve is opened, and realizes and fills, exits.
Preferred described lid is divided into upper and lower two-part, bottom is for overlapping the lower cylindrical body of a hollow that is buckled in valve main body exterior upper portion, described lower cylindrical body end face seals, described top of closure is the circular cone table of a hollow, in described circular cone table week, be upwards provided with the annulus of an outwardly convex, on the circular cone table of annulus bottom, have a plurality of exhaust ports and make inside and outside connection.The effect of lid has two: the first, lid bottom cover is buckled in valve main body top, increases the tightness of valve, also prevents operate miss, and touching valve core cap causes gas leakage, also prevents that foreign material from entering valve simultaneously.The second, by lid reversion, top is inserted in valve, back down valve.Gas can be discharged by a plurality of exhaust ports of top of closure, realizes the degassing function of valve.Preferably, described valve lower body part outer wall is Green's formula joint, is used for inserting the port of connecting hose.Under the tightness of assurance valve and larger pressure-acting, can in flexible pipe, not come off.In described valve main body intermediary outside, be along the circumferential direction provided with the limited ring that inserts the degree of depth of flexible pipe for restriction.
Preferably, the top of the first described through hole is horn mouth shape.Advantage is that gas tube inserts convenient and gas tube mouth of pipe outer wall and connects shape with valve inwall and conform in order to inflate, and makes surface of contact larger, thereby realize gas tube while inflating, is not easy to come off from valve mouth.
Preferably, in described valve main body limited ring upside outside, be along the circumferential direction provided with top and protrude ring body, it is outside in valve main body that described lid can protrude ring body hitch by outside, inner lid hitch externally protrudes on ring body, lid base abuts on the limited ring of valve main body intermediary outside, has increased the tightness of lid and valve main body.
Preferably, on described valve main body intermediary outside limited ring, be provided with attachment hole, one end of rope ties up to attachment hole and the other end ties up on an exhaust port of lid.Can make like this lid link together with valve all the time, can not lose.
Preferred in the connecting hose that is positioned at pedestal top, be provided with an annular projection outside along the circumferential direction.When inflatable product rindy, as air dome.On crust, sew on a plastics ring plate, connecting hose is through plastics ring plate endoporus, thereby the annular protrusion of connecting hose is pulled through to crust plastics ring plate, the projection of connecting hose annular is fixed on crust, thereby valve position is fixed, deflated state valve can not be reduced to crust inside.
As a kind of mode of execution of the present utility model, in described valve inside column bottom, be arranged at intervals with two annular boss, described seal ring is installed in the groove forming between two described annular boss.Two annular boss middle and upper part boss diameters are less than lower boss diameter.
Concrete using method and the working principle of this valve are as follows:
First lid is pulled up, air-inflating tube is inserted in the first through hole of valve body, gas tube orifice can be withstood valve core cap, and valve core cap is moved down, and seal ring and valve main body internal projection ring platform produce distance.Thereby realizing inflatable body is communicated with tracheae.Start inflation, after inflation finishes, extract gas tube, the seal ring of valve stem stem can seal valve at once under the effect of spring.Cover lid.Valve is sealed completely.So just, completed gas replenishment process.During venting, only lid need be pulled up, oppositely insert in the first through hole of valve body, the seal ring of valve inside can be backed down in the top of lid, and gas will be discharged by the exhaust port of lid periphery.Because the first through hole top of valve body is horn mouth shape, and cap top is that lower large upper small circular cone table and lid are soft material, utilizes the principle lid of frictional force to fill in firmly in valve, until gas is discharged inflatable product completely.
Because relatively large inflatable product deflation course needs the time relatively long.User need not hold valve main body during this period of time all the time in venting like this.As adopting the air dome of this valve, user, when venting, just can go to push or break camp by after lid anti-plug, has greatly accelerated exhaust velocity.Shortened the period of exhaust of inflatable product.
During venting, gas is discharged by the exhaust port of valve stem stem and lid periphery, explosive force and Pop while having avoided the venting of screw type valve.Sound when gas has reduced that gas is discharged after by the vent hole of lid periphery greatly.
Because valve 90% surface is wrapped up by soft material, can be damaged while making it pack, fold at inflatable product or push, can not be corrupted to other position of inflatable product simultaneously yet.
Claims (10)
1. a valve, it is characterized in that: it comprises that lower end has the connecting hose of a circular ring plate pedestal, centre has valve main body and the lid of the first through hole, described valve main body lower end is inserted in connecting hose hole upper end and upper end is inserted in lid, in described valve main body the first through hole lower inner wall, be along the circumferential direction provided with protruding ring platform, in described valve main body the first through hole, valve stem stem is installed, described valve inside column bottom is provided with seal ring, described seal ring top can with the setting that closely cooperates of protruding ring platform bottom, described valve stem stem overcoat on seal ring top has spring, described valve stem stem top and valve inside cover locking are fixedly linked, described valve core cap is inserted in the first through hole internal upper part and coordinates with the first through hole upper gap, the top of described spring be fixed on that valve inside covers and bottom support on protruding ring platform.
2. valve according to claim 1, it is characterized in that: the top of described valve stem stem is a pintongs locker, described valve core cap inside has the second through hole, in the second through hole, bottom is provided with ring platform, and described pintongs locker snaps on ring platform so that valve stem stem is connected locked with valve core cap by the chimb on each lobe snap close.
3. valve according to claim 2, it is characterized in that: the centre of described valve core cap is the centered cylinder with the second through hole, in described centered cylinder surrounding, be provided with " ten " font connecting tendon, outside annulus is connected to described " ten " font connecting tendon top, the top cuff of described spring is in " ten " font connecting tendon periphery, and described outside annulus coordinates with the first through hole upper gap.
4. according to the described valve of one of claim 1-3, it is characterized in that: described lid is divided into upper and lower two-part, bottom is for overlapping the lower cylindrical body of a hollow that is buckled in valve main body exterior upper portion, described lower cylindrical body end face seals, described top of closure is the circular cone table of a hollow, in described circular cone table week, be upwards provided with the annulus of an outwardly convex, on the circular cone table of annulus bottom, have a plurality of exhaust ports.
5. valve according to claim 4, is characterized in that: described valve lower body part outer wall is Green's formula joint, is along the circumferential direction provided with the limited ring that inserts the degree of depth of flexible pipe for restriction in described valve main body intermediary outside.
6. valve according to claim 4, is characterized in that: the top of the first described through hole is horn mouth shape.
7. valve according to claim 4, it is characterized in that: in described valve main body limited ring upside outside, be along the circumferential direction provided with the outside ring body that protrudes, it is outside in valve main body that described lid can protrude ring body hitch by outside, inner lid hitch externally protrudes on ring body, and lid base abuts on the limited ring of valve main body intermediary outside.
8. valve according to claim 7, is characterized in that: on described valve main body intermediary outside limited ring, be provided with attachment hole, one end of rope ties up to attachment hole and the other end ties up on an exhaust port of lid.
9. valve according to claim 8, is characterized in that: in the connecting hose that is positioned at pedestal top, be provided with an annular projection outside along the circumferential direction.
10. valve according to claim 4, it is characterized in that: in described valve inside column bottom, be arranged at intervals with two annular boss, described seal ring is installed in the groove forming between two described annular boss, and two annular boss middle and upper part boss diameters are less than lower boss diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420098401.0U CN203718088U (en) | 2014-03-05 | 2014-03-05 | Air tap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420098401.0U CN203718088U (en) | 2014-03-05 | 2014-03-05 | Air tap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203718088U true CN203718088U (en) | 2014-07-16 |
Family
ID=51157239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420098401.0U Withdrawn - After Issue CN203718088U (en) | 2014-03-05 | 2014-03-05 | Air tap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203718088U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821983A (en) * | 2014-03-05 | 2014-05-28 | 天津环球休闲用品有限公司 | Air tap |
| CN104565474A (en) * | 2014-12-02 | 2015-04-29 | 广西大学 | Air inflation nozzle sealing structure |
-
2014
- 2014-03-05 CN CN201420098401.0U patent/CN203718088U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821983A (en) * | 2014-03-05 | 2014-05-28 | 天津环球休闲用品有限公司 | Air tap |
| CN104565474A (en) * | 2014-12-02 | 2015-04-29 | 广西大学 | Air inflation nozzle sealing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20160203 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |