CN201715240U - Inflating fast joint - Google Patents
Inflating fast joint Download PDFInfo
- Publication number
- CN201715240U CN201715240U CN 201020026838 CN201020026838U CN201715240U CN 201715240 U CN201715240 U CN 201715240U CN 201020026838 CN201020026838 CN 201020026838 CN 201020026838 U CN201020026838 U CN 201020026838U CN 201715240 U CN201715240 U CN 201715240U
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- CN
- China
- Prior art keywords
- valve body
- hole
- inflation
- pipe joint
- spring
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- 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 - Lifetime
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses an inflating fast joint, which comprises an inflating joint, a valve body and a connecting seat, wherein the valve body and the connection seat are arranged in the inflating body and are communicated with an air bottle connecting nozzle. The utility model is characterized in that the inflating joint mainly comprises a movable ring and a clamp bottle upper joint arranged at the end part of the movable ring, a self locking device and a movable sleeve are arranged on the clamp bottle upper joint, the self locking device is matched with the air bottle connecting nozzle, the movable sleeve is provided with an elastic device, and a valve core of the valve body passes through the movable sleeve. The utility model can be widely applied to the fields such as respirators and the like, has the advantages of simple structure, convenient and fast dismounting and installation and firm connection, and has good popularization value.
Description
Technical field
The utility model relates to the rapid pipe joint technical field, relates to a kind of inflation rapid pipe joint more specifically.
Background technique
At present, the inflation rapid pipe joint on the market is various informative, and its common trait is all to be for being connected on the gas filling bottle the pipeline more convenient and quicker.As Chinese patent application number is 200620047503.5, denomination of invention is a kind of small-sized hydrogen inflation rapid pipe joint, it is characterized in that, comprise air valve and gas-charging connection, described air valve is an integral body, this air valve comprises valve inside, valve body, Sealed casing pipe, locating slot, fixed groove, air pipe interface, and described gas-charging connection comprises fixing head, venting jacking block, gas tube orifice, and described gas-charging connection is connected with air valve.This patent structure is simple, and volume is little, but because gas-charging connection is to insert air valve in the mode that spins, link position is loosening easily, influences the gas communication between gas-charging connection and the air valve.
Summary of the invention
The purpose of this utility model is exactly provide for the deficiency that solves prior art a kind of not only simple in structure, easy to install and use, and the inflation rapid pipe joint that is connected firmly.
The utility model is to adopt following technical solution to realize above-mentioned purpose: a kind of inflation rapid pipe joint, what comprise gas-charging connection and interior setting thereof connects valve body, the connecting base that mouth is connected with gas cylinder, it is characterized in that, described gas-charging connection mainly is made up of the card bottle upper connection that loose collar and loose collar end are provided with, the upper connection of card bottle is provided with gas cylinder and connects self-locking device that mouth matches and the movable sheath that is equipped with elastic device, and the spool of valve body passes movable sheath.
As further specifying of such scheme, described self-locking device comprise along the circumferencial direction of card bottle upper connection equally distributed four or more through hole and through hole in the steel ball that is provided with, the external diameter of steel ball is greater than the degree of depth of through hole, and the upper end of loose collar is provided with the inclined-plane with the steel ball sliding contact.
The rear end of described loose collar is provided with shoulder hole, and this shoulder hole is embedded with spring, and an end of valve body inserts in the loose collar and with described shoulder hole is concavo-convex and cooperates, and the front portion of valve body is provided with the protruding position with the spring clamping.
The cavity of built-in its upper and lower end of perforation of described valve body, the middle part of this cavity is provided with catch, the front portion is provided with conical surface and described spool is connected, the bottom of spool is provided with spring, the other end of spring is connected with spring seat, the middle part of spring seat is provided with through hole, and this spring seat is fixed in the cavity of valve body by catch.
The cavity upper end of described valve body is provided with tapped hole, and card bottle upper connection and tapped hole are spirally connected.
Described spool afterbody has the pin hole that an aperture is 0.2mm.
The beneficial effect that the utility model adopts above-mentioned technical solution to reach is:
The gas-charging connection that the utility model employing is made up of loose collar and the upper connection of card bottle connects mouth with gas cylinder and cooperates, after down pressing by the movable sheath in the upper connection of card bottle, loose collar is up upspring automatically, drive four steel balls, make four steel balls stick into gas cylinder and connect in the mouth annular groove that realize auto-lock function, spool is connected gas cylinder and connect mouth, can realize quick mounting and disassembling function, be connected firmly.
Description of drawings
Fig. 1 is a user mode structural representation of the present utility model;
Fig. 2 is an inflation rapid pipe joint sectional structure schematic representation of the present utility model;
Fig. 3 is the enlarged view of A-A among Fig. 2;
Fig. 4 is a valve core structure schematic representation of the present utility model;
Fig. 5 is the enlarged view of B-B among Fig. 4.
Description of reference numerals: 1, gas-charging connection 1-1, loose collar 1-11, shoulder hole 1-12, spring 1-2, the upper connection 2 of card bottle, gas cylinder connect mouth 3, valve body 3-1, spool 3-2, cavity 3-3, catch 3-4, conical surface 4, connecting base 5, self-locking device 5-1, through hole 5-2, steel ball 5-3, inclined-plane 6, elastic device 7, movable sheath 8, spring 9, spring seat 9-1, through hole 10, tapped hole 11, pin hole
Embodiment
As Fig. 1～shown in Figure 5, a kind of inflation rapid pipe joint of the utility model, what comprise gas-charging connection 1 and interior setting thereof connects valve body 3, the connecting base 4 that mouth 2 is connected with gas cylinder, gas-charging connection 1 mainly is made up of the card bottle upper connection 1-2 that loose collar 1-1 and loose collar end are provided with, card bottle upper connection 1-2 is provided with gas cylinder and connects self-locking device 5 that mouth 2 matches and the movable sheath 7 that is equipped with elastic device 6, and elastic device generally adopts spring comparatively suitable.The spool 3-1 of valve body 3 passes movable sheath 7.Wherein, self-locking device 5 comprises the steel ball 5-2 that is provided with along in equally distributed four the through hole 5-1 of circumferencial direction of card bottle upper connection 1-2 and the through hole, the external diameter of steel ball is greater than the degree of depth of through hole, and the upper end of loose collar 1-1 is provided with the inclined-plane 5-3 with steel ball 5-2 sliding contact.The rear end of loose collar 1-1 is provided with shoulder hole 1-11, and this shoulder hole is embedded with spring 1-12, an end of valve body 3 insert in the loose collar 1-1 and with concavo-convex cooperation of described shoulder hole 1-11, the front portion of valve body is provided with the protruding position with spring 1-12 clamping.The cavity 3-2 of valve body 3 built-in its upper and lower end of perforation, the middle part of this cavity is provided with catch 3-3, the front portion is provided with conical surface 3-4 and described spool is connected, the bottom of spool 3-1 is provided with spring 8, the other end of spring 8 is connected with spring seat 9, the middle part of spring seat 9 is provided with through hole 9-1, and this spring seat 9 is fixed in the cavity 3-2 of valve body by catch 3-3.The cavity upper end of valve body is provided with tapped hole 10, and card bottle upper connection 1-2 and tapped hole are spirally connected, and the spool afterbody has the pin hole 11 that an aperture is 0.2mm, plays throttling release effect.
In the using process, when gas-charging connection being connected gas cylinder when connecing mouth, movable sheath is bullied after bottle graft mouth roof pressure moves down, and loose collar is up upspring automatically, drives four steel balls, makes four steel balls stick into gas cylinder and connects in the mouth annular groove, realizes auto-lock function; Behind the card bottle, down press loose collar after, be actively set on up motion under the spring force, promotes four steel balls and leaves gas cylinder and connect the mouth annular groove, the realization unlocking function.
Claims (6)
1. inflation rapid pipe joint, what comprise gas-charging connection and interior setting thereof connects valve body, the connecting base that mouth is connected with gas cylinder, it is characterized in that, described gas-charging connection mainly is made up of the card bottle upper connection that loose collar and loose collar end are provided with, the upper connection of card bottle is provided with gas cylinder and connects self-locking device that mouth matches and the movable sheath that is equipped with elastic device, and the spool of valve body passes movable sheath.
2. a kind of inflation rapid pipe joint according to claim 1, it is characterized in that, described self-locking device comprise along the circumferencial direction of card bottle upper connection equally distributed four or more through hole and through hole in the steel ball that is provided with, the external diameter of steel ball is greater than the degree of depth of through hole, and the upper end of loose collar is provided with the inclined-plane with the steel ball sliding contact.
3. a kind of inflation rapid pipe joint according to claim 1 and 2, it is characterized in that the rear end of described loose collar is provided with shoulder hole, this shoulder hole is embedded with spring, one end of valve body inserts in the loose collar and with described shoulder hole is concavo-convex and cooperates, and the front portion of valve body is provided with the protruding position with the spring clamping.
4. a kind of inflation rapid pipe joint according to claim 1 and 2, it is characterized in that, the cavity of built-in its upper and lower end of perforation of described valve body, the middle part of this cavity is provided with catch, the front portion is provided with conical surface and described spool is connected, and the bottom of spool is provided with spring, and the other end of spring is connected with spring seat, the middle part of spring seat is provided with through hole, and this spring seat is fixed in the cavity of valve body by catch.
5. a kind of inflation rapid pipe joint according to claim 4 is characterized in that, the cavity upper end of described valve body is provided with tapped hole, and card bottle upper connection and tapped hole are spirally connected.
6. a kind of inflation rapid pipe joint according to claim 1 is characterized in that described spool afterbody has the pin hole that an aperture is 0.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020026838 CN201715240U (en) | 2010-01-15 | 2010-01-15 | Inflating fast joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020026838 CN201715240U (en) | 2010-01-15 | 2010-01-15 | Inflating fast joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201715240U true CN201715240U (en) | 2011-01-19 |
Family
ID=43461240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020026838 Expired - Lifetime CN201715240U (en) | 2010-01-15 | 2010-01-15 | Inflating fast joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201715240U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105057860A (en) * | 2015-08-17 | 2015-11-18 | 中国能源建设集团山西电力建设有限公司 | Welding groove argon filling device |
| CN111927989A (en) * | 2020-07-29 | 2020-11-13 | 凯迈（洛阳）气源有限公司 | Large-flow high-pressure valve structure for quick-change deflation of gas cylinder |
| CN112483881A (en) * | 2020-11-28 | 2021-03-12 | 上海舜华新能源系统有限公司 | Safe self-locking and rapid plugging high-pressure hydrogenation gun for fuel cell automobile |
| CN112594547A (en) * | 2020-12-14 | 2021-04-02 | 宜春市富锐气体有限责任公司 | Novel inflation pressure reducing valve and nitrogen cylinder connecting device |
-
2010
- 2010-01-15 CN CN 201020026838 patent/CN201715240U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105057860A (en) * | 2015-08-17 | 2015-11-18 | 中国能源建设集团山西电力建设有限公司 | Welding groove argon filling device |
| CN105057860B (en) * | 2015-08-17 | 2017-03-01 | 中国能源建设集团山西电力建设有限公司 | Bevel for welding argon-filling device |
| CN111927989A (en) * | 2020-07-29 | 2020-11-13 | 凯迈（洛阳）气源有限公司 | Large-flow high-pressure valve structure for quick-change deflation of gas cylinder |
| CN112483881A (en) * | 2020-11-28 | 2021-03-12 | 上海舜华新能源系统有限公司 | Safe self-locking and rapid plugging high-pressure hydrogenation gun for fuel cell automobile |
| CN112483881B (en) * | 2020-11-28 | 2024-05-14 | 上海舜华新能源系统有限公司 | Fuel cell automobile safety self-locking fast plug high-pressure hydrogenation gun |
| CN112594547A (en) * | 2020-12-14 | 2021-04-02 | 宜春市富锐气体有限责任公司 | Novel inflation pressure reducing valve and nitrogen cylinder connecting device |
| CN112594547B (en) * | 2020-12-14 | 2022-07-22 | 宜春市富锐气体有限责任公司 | Novel inflation pressure reducing valve and nitrogen cylinder connecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110119 |