CN203902508U - Tire pressure gun convenient to use - Google Patents
Tire pressure gun convenient to use Download PDFInfo
- Publication number
- CN203902508U CN203902508U CN201420276053.1U CN201420276053U CN203902508U CN 203902508 U CN203902508 U CN 203902508U CN 201420276053 U CN201420276053 U CN 201420276053U CN 203902508 U CN203902508 U CN 203902508U
- Authority
- CN
- China
- Prior art keywords
- valve assembly
- inflation
- cavity
- rifle body
- valve rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/04—Supplying air for tyre inflation
- B60S5/043—Supplying air for tyre inflation characterised by the inflation control means or the drive of the air pressure system
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
- Prostheses (AREA)
Abstract
The utility model discloses a tire pressure gun convenient to use. The tire pressure gun comprises a gun body, a trigger and an air filling pipe, the trigger is connected to the gun body through a shaft, and the air filling pipe is fixedly connected to the upper end of the gun body; the tire pressure gun is characterized in that an inflation valve assembly and a snuffle valve assembly which are arranged in an up-and-down mode and controlled by the trigger are arranged in the gun body, the snuffle valve assembly is located above the inflation valve assembly, the snuffle valve assembly and the inflation valve assembly are located on the upper side and the lower side of a shaft connection point of the trigger and the gun body respectively, an air inlet channel communicated with the inflation valve assembly is formed in the lower end of the gun body, an inflation and snuffle channel is formed between the inflation valve assembly and the snuffle valve assembly, and an air outlet channel is formed in the upper end of the gun body and communicated with the snuffle valve assembly and the air filling pipe. The tire pressure gun has the advantages that the lever principle is used, inflation or snuffle can be controlled by only pressing the trigger when the tire pressure gun is used, convenience is brought to operation, and meanwhile labor is saved; only one-way operation can be carried out on the trigger.
Description
Technical field
The utility model relates to a kind of tire pressure gun, relates in particular to a kind of tire pressure gun easy to use.
Background technology
Traditional tire pressure gun, its inflation button and disappointing button point are arranged, and wherein inflate on the trigger that button is arranged on tire pressure gun, and disappointing button is arranged on another position.In the time that tire pressure gun will lose heart, need to press disappointing button with the thumb of holding on the same hand of trigger, use very inconveniently, especially in the time that the air pressure in tire pressure gun is high, relatively require great effort with the thumb press button that loses heart, easily tired; In addition, current tire pressure gun substantially all adopts mechanical pressure gauge to show the air pressure in tire pressure gun, and this makes reading not directly perceived.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of inflation and the disappointing more convenient labour-saving of operation tire pressure gun easy to use.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of tire pressure gun easy to use, comprise rifle body, trigger and appendix, described trigger is coupling on described rifle body, described appendix is fixedly connected on the upper end of described rifle body, in described rifle body, be provided with the charge valve assembly by described trigger control and the aie escape valve assembly that are arranged above and below, described aie escape valve assembly above described charge valve assembly and both lay respectively at the both sides up and down of the shaft contact between described trigger and described rifle body, the bottom of described rifle body is provided with the free air diffuser being connected with described charge valve assembly, between described charge valve assembly and described aie escape valve assembly, be provided with and fill disappointing passage, the upper end of described rifle body is provided with outlet passageway, described outlet passageway is communicated with described aie escape valve assembly and described appendix.
Described charge valve assembly comprises inflation valve rod, valve pocket, inflation nut and the first retracing spring, in described rifle body, be provided with the first cavity of level, the first described cavity is connected with described free air diffuser and described the filling passage that loses heart respectively, described valve pocket sealing is arranged in the first described cavity, described inflation nut sleeve is spirally connected for fixing described valve pocket on described valve pocket and with the first described cavity sealing, described inflation valve rod level is through described valve pocket and inflation nut, between described inflation valve rod and described valve pocket, be provided with the gas-filled gap being connected with the first described cavity, on described valve pocket, be provided with and be communicated with described gas-filled gap and the described valve pocket through hole that fills disappointing passage, between described inflation valve rod and described inflation nut, be tightly connected, the inner of described inflation valve rod has been wholely set positioning convex ring, on described inflation valve rod, cover has the first seal ring, the first described seal ring is between described positioning convex ring and the inner of described valve pocket, the first described retracing spring apical grafting is between described positioning convex ring and described the first cavity, the outer end of described inflation valve rod is positioned at described trigger.
The inner of described valve pocket is provided with interior chamfering, and the inner that facilitates the first seal ring to enter valve pocket seals gas-filled gap.
Described aie escape valve assembly comprises disappointing valve rod, leakage screw nut and the second retracing spring, in described rifle body, be provided with the second cavity of level, the second described cavity is connected with described lose heart passage and the described outlet passageway of filling respectively, described disappointing valve rod is arranged in the second described cavity, described leakage screw nut is enclosed within on described disappointing valve rod and with the second described cavity sealing and is spirally connected, between described disappointing valve rod and described leakage screw nut, be provided with disappointing gap, described disappointing gap is communicated with described the second cavity and the external world, on described disappointing valve rod, be arranged with the second seal ring and snap ring, the second described seal ring is between described snap ring and the inner of described leakage screw nut, the second described retracing spring apical grafting is between the inner of described disappointing valve rod and described the second cavity, the outer end of described disappointing valve rod is positioned at described trigger.
The inner of described leakage screw nut is provided with interior chamfering, and the inner that facilitates the second seal ring to enter leakage screw nut seals the gap of losing heart.
The upper end of described rifle body is fixedly installed electronic pressure gage, in described rifle body, is provided with pressure channel, pressure sensitive place of the outlet passageway described in described pressure channel is communicated with and described electronic pressure gage.
The upper end of described rifle body has been wholely set hook.
Compared with prior art, the utility model has the advantages that because charge valve assembly and aie escape valve assembly are by trigger control, and aie escape valve assembly and charge valve assembly lay respectively at the both sides up and down of the shaft contact between trigger and rifle body, utilize lever principle, tire pressure gun is in use as long as just can control inflation or lose heart by pressing trigger squeeze, and operation is easily simultaneously more laborsaving again; And trigger can only one-way operation, exactly in the time pressing aie escape valve assembly, charge valve assembly, in sealing state, now can only lose heart and can not inflate, and in the time pressing charge valve assembly, aie escape valve assembly, in sealing state, now can only be inflated and can not lose heart; In addition,, because the upper end of rifle body is fixedly installed electronic pressure gage, can read to intuitive and convenient the air pressure in appendix, and make whole tire pressure gun succinctly attractive in appearance.
Brief description of the drawings
Fig. 1 is integral structure schematic diagram of the present utility model;
Fig. 2 is cutaway view of the present utility model;
Fig. 3 is the enlarged diagram of charge valve assembly of the present utility model and aie escape valve assembly;
Fig. 4 is inflated condition schematic diagram of the present utility model;
Fig. 5 is air deflating state schematic diagram of the present utility model;
Fig. 6 is the cutaway view of rifle body the first half of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
As shown in the figure, a kind of tire pressure gun easy to use, comprise rifle body 1, trigger 2 and appendix 3, trigger 2 is coupling on rifle body 1 by bearing pin, appendix 3 is fixedly connected on the upper end of rifle body 1, in rifle body 1, be provided with the charge valve assembly of controlling by trigger 2 and the aie escape valve assembly that are arranged above and below, aie escape valve assembly above charge valve assembly and both lay respectively at the both sides up and down of the shaft contact between trigger 2 and rifle body 1, the bottom of rifle body 1 is provided with free air diffuser 11, between charge valve assembly and aie escape valve assembly, be provided with and fill the passage 12 that loses heart, the upper end of rifle body 1 is provided with outlet passageway 13, outlet passageway 13 is connected with appendix 3, charge valve assembly comprises inflation valve rod 4, valve pocket 5, inflation nut 6 and the first retracing spring 7, in rifle body 1, be provided with the first cavity 14 of level, the first cavity 14 is respectively with free air diffuser 11 with fill the passage 12 that loses heart and be connected, valve pocket 5 sealings are arranged in the first cavity 14, inflation nut 6 is enclosed within on valve pocket 5 and with the first cavity 14 sealings and is spirally connected for fixing valve pocket 5, inflation valve rod 4 levels are through valve pocket 5 and inflation nut 6, between inflation valve rod 4 and valve pocket 5, be provided with the gas-filled gap 41 being connected with the first cavity 14, on valve pocket 5, be provided with and be communicated with gas-filled gap 41 and the valve pocket through hole 51 that fills the passage 12 that loses heart, between inflation valve rod 4 and inflation nut 6, be tightly connected, the inner of inflation valve rod 4 has been wholely set positioning convex ring 42, on inflation valve rod 4, cover has the first seal ring 43, the first seal ring 43 is between positioning convex ring 42 and the inner of valve pocket 5, the inner of valve pocket 5 is provided with interior chamfering, the first retracing spring 7 apical graftings are between positioning convex ring 42 and the first cavity 14, the outer end of inflation valve rod 4 is positioned at trigger 2,
Aie escape valve assembly comprises the valve rod 8 that loses heart, leakage screw nut 9 and the second retracing spring 10, in rifle body 1, be provided with the second cavity 15 of level, the second cavity 15 respectively with fill lose heart passage 12 and outlet passageway 13 and be connected, the valve rod 8 that loses heart is arranged in the second cavity 15, leakage screw nut 9 is enclosed within on the valve rod 8 that loses heart and with the second cavity 15 sealings and is spirally connected, between disappointing valve rod 8 and leakage screw nut 9, be provided with the gap 81 of losing heart, disappointing gap 81 is communicated with the second cavity 15 and the external world, on disappointing valve rod 8, be arranged with the second seal ring 82 and snap ring 83, the second seal ring 82 is between snap ring 83 and the inner of leakage screw nut 9, the inner of leakage screw nut 9 is provided with interior chamfering, the second retracing spring 10 apical graftings are between the inner and the second cavity 15 of valve rod 8 of losing heart, the outer end of disappointing valve rod 8 is positioned at trigger 2,
The upper end of rifle body 1 is fixedly installed electronic pressure gage 16, is provided with pressure channel 17 in rifle body 1, and pressure channel 17 is communicated with pressure sensitive place of outlet passageway 13 and electronic pressure gage 16, and the upper end of rifle body 1 has been wholely set hook 18.
In above-described embodiment, this tire pressure gun fills disappointing process: in the time that tire pressure gun need to be inflated, press the latter half of trigger squeeze 2, promoting inflation valve rod 4 moves inward, make the first seal ring 43 depart from the inner of valve pocket 5, gas-filled gap 41 is communicated with the first cavity 14, now aie escape valve assembly under the effect of the second retracing spring 10 in sealing state, pressure gas from free air diffuser 11 through the first cavity 14, gas-filled gap 41, valve pocket through hole 51, fill lose heart passage 12, the second cavity 15, outlet passageway 13 and enter appendix 3; And in the time that tire pressure gun need to lose heart, press the first half of trigger squeeze 2, the valve rod 8 that promotes to lose heart moves inward, make the second seal ring 82 depart from the inner of leakage screw nut 9, disappointing gap 81 is communicated with the second inner chamber 15 and the external world, now charge valve assembly is in sealing state under the effect of the first retracing spring 7, and the pressure gas in appendix 3 is discharged in the external world through outlet passageway 13, the second cavity 15, the gap 81 of losing heart.
Claims (7)
1. a tire pressure gun easy to use, comprise rifle body, trigger and appendix, described trigger is coupling on described rifle body, described appendix is fixedly connected on the upper end of described rifle body, it is characterized in that being provided with the charge valve assembly by described trigger control and the aie escape valve assembly that are arranged above and below in described rifle body, described aie escape valve assembly above described charge valve assembly and both lay respectively at the both sides up and down of the shaft contact between described trigger and described rifle body, the bottom of described rifle body is provided with the free air diffuser being connected with described charge valve assembly, between described charge valve assembly and described aie escape valve assembly, be provided with and fill disappointing passage, the upper end of described rifle body is provided with outlet passageway, described outlet passageway is communicated with described aie escape valve assembly and described appendix.
2. a kind of tire pressure gun easy to use as claimed in claim 1, it is characterized in that described charge valve assembly comprises inflation valve rod, valve pocket, inflation nut and the first retracing spring, in described rifle body, be provided with the first cavity of level, the first described cavity is connected with described free air diffuser and described the filling passage that loses heart respectively, described valve pocket sealing is arranged in the first described cavity, described inflation nut sleeve is spirally connected for fixing described valve pocket on described valve pocket and with the first described cavity sealing, described inflation valve rod level is through described valve pocket and inflation nut, between described inflation valve rod and described valve pocket, be provided with the gas-filled gap being connected with the first described cavity, on described valve pocket, be provided with and be communicated with described gas-filled gap and the described valve pocket through hole that fills disappointing passage, between described inflation valve rod and described inflation nut, be tightly connected, the inner of described inflation valve rod has been wholely set positioning convex ring, on described inflation valve rod, cover has the first seal ring, the first described seal ring is between described positioning convex ring and the inner of described valve pocket, the first described retracing spring apical grafting is between described positioning convex ring and described the first cavity, the outer end of described inflation valve rod is positioned at described trigger.
3. a kind of tire pressure gun easy to use as claimed in claim 2, is characterized in that the inner of described valve pocket is provided with interior chamfering.
4. a kind of tire pressure gun easy to use as claimed in claim 1, it is characterized in that described aie escape valve assembly comprises disappointing valve rod, leakage screw nut and the second retracing spring, in described rifle body, be provided with the second cavity of level, the second described cavity is connected with described lose heart passage and the described outlet passageway of filling respectively, described disappointing valve rod is arranged in the second described cavity, described leakage screw nut is enclosed within on described disappointing valve rod and with the second described cavity sealing and is spirally connected, between described disappointing valve rod and described leakage screw nut, be provided with disappointing gap, described disappointing gap is communicated with described the second cavity and the external world, on described disappointing valve rod, be arranged with the second seal ring and snap ring, the second described seal ring is between described snap ring and the inner of described leakage screw nut, the second described retracing spring apical grafting is between the inner of described disappointing valve rod and described the second cavity, the outer end of described disappointing valve rod is positioned at described trigger.
5. a kind of tire pressure gun easy to use as claimed in claim 4, is characterized in that the inner of described leakage screw nut is provided with interior chamfering.
6. a kind of tire pressure gun easy to use as claimed in claim 1, the upper end that it is characterized in that described rifle body is fixedly installed electronic pressure gage, in described rifle body, be provided with pressure channel, pressure sensitive place of the outlet passageway described in described pressure channel is communicated with and described electronic pressure gage.
7. a kind of tire pressure gun easy to use as claimed in claim 1, is characterized in that the upper end of described rifle body has been wholely set hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276053.1U CN203902508U (en) | 2014-05-27 | 2014-05-27 | Tire pressure gun convenient to use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420276053.1U CN203902508U (en) | 2014-05-27 | 2014-05-27 | Tire pressure gun convenient to use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203902508U true CN203902508U (en) | 2014-10-29 |
Family
ID=51776795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420276053.1U Expired - Fee Related CN203902508U (en) | 2014-05-27 | 2014-05-27 | Tire pressure gun convenient to use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203902508U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377310A (en) * | 2017-09-07 | 2017-11-24 | 浙江鸿友压缩机制造有限公司 | A kind of load pull bar can multistation conversion handle manage formula Pneumatic glue gun |
| CN108422974A (en) * | 2018-02-08 | 2018-08-21 | 宁波新邦工具有限公司 | A kind of intelligent digitalized inflating gun of tyre and its application method |
| CN112516394A (en) * | 2020-12-02 | 2021-03-19 | 台州市中心医院（台州学院附属医院） | Medical defecation drainage device |
-
2014
- 2014-05-27 CN CN201420276053.1U patent/CN203902508U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377310A (en) * | 2017-09-07 | 2017-11-24 | 浙江鸿友压缩机制造有限公司 | A kind of load pull bar can multistation conversion handle manage formula Pneumatic glue gun |
| CN107377310B (en) * | 2017-09-07 | 2022-12-02 | 浙江鸿友压缩机制造有限公司 | Handle-operated pneumatic glue gun with multi-station conversion force-bearing pull rod |
| CN108422974A (en) * | 2018-02-08 | 2018-08-21 | 宁波新邦工具有限公司 | A kind of intelligent digitalized inflating gun of tyre and its application method |
| CN108422974B (en) * | 2018-02-08 | 2023-10-10 | 宁波新邦科技股份有限公司 | Intelligent digital tire inflation gun and application method thereof |
| CN112516394A (en) * | 2020-12-02 | 2021-03-19 | 台州市中心医院（台州学院附属医院） | Medical defecation drainage device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20170527 |