CN204042273U - A kind of rapid pipe joint - Google Patents
A kind of rapid pipe joint Download PDFInfo
- Publication number
- CN204042273U CN204042273U CN201420470111.4U CN201420470111U CN204042273U CN 204042273 U CN204042273 U CN 204042273U CN 201420470111 U CN201420470111 U CN 201420470111U CN 204042273 U CN204042273 U CN 204042273U
- Authority
- CN
- China
- Prior art keywords
- joint
- joint shaft
- axle center
- axle sleeve
- rapid pipe
- 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
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- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model provides a kind of rapid pipe joint, comprise axle center, joint shaft, axle sleeve and joint cap, described axle center to be positioned at inside joint shaft and to be slidably connected with joint shaft, inside, described axle center is formed with protruding step surface, joint cap is connected with axle center afterbody and joint is provided with rubber ring, joint shaft front end is provided with a chuck, joint shaft is connected with chuck by an axle center cap, air cavity is provided with in joint shaft, airtight spring is installed in air cavity, described joint shaft cylindrical is provided with ejector spring, on the rotatable periphery being socketed in joint shaft front end of axle sleeve.The utility model adopts 6 pieces of fixture blocks to clamp the tracheae of insertion, and utilize the rotation of axle sleeve to lock tracheae, connect simple and flexible, be provided with seal ring and rubber ring in joint, seal is strong, air tight, bear pressure large, axle sleeve is also provided with lock, lock can form self-locking simultaneously, can prevent from connecting automatic trip when using to come off, improve the Security of use.
Description
Technical field
The utility model relates to the connection set that a kind of gas piping connects fast and dismantles, and is specifically related to a kind of rapid pipe joint.
Background technique
Rapid pipe joint is the device being widely used in connecting between gas piping, has the performance of Quick fastening and quick-detachment, has inseparable relation for the industry that some are relevant to gas.There are two class features in rapid pipe joint in the market, first kind feature is that structure is simple, simple operation, and bales catch is solid and bullet is de-, but airtight effect is not ideal, and when especially pressure is higher, sealing effect is poorer, and action is inaccurate; Equations of The Second Kind feature is complex structure, and assembling is slow, but tightness is good, and action is accurate, can take off by the solid and bullet of bales catch.Therefore, existing tracheae rapid pipe joint still needs further improvement in structure and Placement etc.
Summary of the invention
Technical solution of the present utility model is to provide a kind of rapid pipe joint, and have and bear pressure greatly, Placement is simple and convenient, the advantage of good airproof performance.
The technical solution adopted in the utility model is as follows: a kind of rapid pipe joint, for the quick connection of high-pressure gas pipeline, comprise axle center, joint shaft, axle sleeve and joint cap, described axle center to be positioned at inside joint shaft and to be slidably connected with joint shaft, inside, described axle center is formed with protruding step surface, joint cap is connected with axle center afterbody and joint is provided with rubber ring, joint shaft front end is provided with a chuck, joint shaft is connected with chuck by an axle center cap, air cavity is provided with in joint shaft, airtight spring is installed in air cavity, described joint shaft cylindrical is provided with ejector spring, on the rotatable periphery being socketed in joint shaft front end of axle sleeve, axle sleeve is provided with insurance institution.
Further, the front end of the step surface of described axle center projection is provided with seal ring, forms the air flue that supplied gas is passed through between protruding step surface.
Further, described airtight spring one end is fixed on the inwall of joint cap, and the other end apical grafting is on the step surface of axle center projection.
Further, described joint shaft rear end has projection seat, and one end apical grafting of described ejector spring is in the projection seat of joint shaft, and the other end apical grafting is on the step surface of axle sleeve.
Further, described chuck is that trapezoidal fixture block is formed by 6 pieces of cross sections, and block fixture block forms a hollow cylindrical.
Further, the surface of the side near axle center outside described fixture block is provided with a draw-in groove caved inward.
Further, described axle sleeve front end curves inwardly and is formed with withstanding part, and the shape of withstanding part and the matching form of fixture block upper surface draw-in groove close.
Further, described withstanding part abuts with the outer of fixture block.
Further, described axle sleeve is provided with insurance institution, and insurance institution comprises safety groove and lock, and safety groove is opened on axle sleeve, and lock is arranged in joint shaft.
Further, described safety groove is made up of transverse axis and the longitudinal axis, and transverse axis and axis oriented normal connect in L-type.
Compared with prior art, the utility model adopts 6 pieces of fixture blocks to clamp the tracheae of insertion, connect simple and flexible, and seal is strong, air tight, bear pressure large, axle sleeve is also provided with lock simultaneously, lock can form self-locking, can prevent from connecting automatic trip when using and come off, improve the Security of use.
Accompanying drawing explanation
Accompanying drawing 1 is the cross section structure schematic diagram of rapid pipe joint described in the utility model;
Accompanying drawing 2 is cross section structure schematic diagram of chuck shown in accompanying drawing 1;
Accompanying drawing 3 is plan views of rapid pipe joint described in the utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually, below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As shown in Figure 1, a kind of rapid pipe joint, for the quick connection of high-pressure gas pipeline, comprise axle center 1, joint shaft 2, axle sleeve 3 and joint cap 4, described axle center 1 to be positioned at inside joint shaft 2 and to be slidably connected with joint shaft 2, joint cap 4 is connected with joint shaft 2 afterbody and joint is provided with rubber ring 13, joint shaft 2 front end is provided with a chuck 5, joint shaft 2 is connected with chuck 5 by an axle center cap 24, on the rotatable periphery being socketed in joint shaft 2 front end of axle sleeve 3, make rotary sleeve 3 can around joint shaft 2 transverse rotation.
Inside, described axle center 1 is formed with protruding step surface, and step surface is provided with seal ring 11 near one end of chuck 5, forms the air flue 12 that supplied gas is passed through between protruding step surface.
Air cavity 21 is provided with in described joint shaft 2, air cavity 21 is communicated with the air flue 12 in axle center 1, in described air cavity 21, airtight spring 22 is installed, described airtight spring 22 one end is fixed on the inwall of joint cap 4, the other end apical grafting is on the step surface of axle center 1 projection, airtight spring 22 is for promoting axle center 1 thus seal ring 11 being pressed on the tracheae end face of insertion, prevent gas leakage, after tracheae is inserted into seal ring 11, the pushing shaft heart 1 moves inward, at this moment spring 42 produces outside active force, seal ring 11 is pressed on the tracheae end face of insertion, plays airtight effect; Further, described joint shaft 2 cylindrical is provided with ejector spring 23, joint shaft 2 rear end has projection seat 24, one end apical grafting of ejector spring 23 is in the projection seat 24 of joint shaft 2, the other end apical grafting, on the step surface of axle sleeve 3, makes axle sleeve 3 can slide axially on the periphery of joint shaft 2 under the effect of external force.
Described axle center cap 24 is fixed on the joint in joint shaft 2 front end and axle center 1, axle center cap 24 front end abuts a tracheae link 25, it is inner that tracheae link 25 is inserted into chuck 5, for being connected with outside tracheae, described chuck 5 is arranged on the front end of joint shaft 2, further, as shown in Figure 2, described chuck 5 is that trapezoidal fixture block 51 is formed by 6 pieces of cross sections, 6 pieces of fixture blocks 51 form the cylindrical structural of a hollow, and tracheae link 21 is enclosed in centre, again as shown in Figure 1, a side surface near axle center 1 outside described fixture block 51 is provided with a draw-in groove caved inward 511, make when axle sleeve 3 slips into draw-in groove 511, fixture block 51 outwards activity can open certain angle, tracheae is facilitated to insert.
Described axle sleeve 3 is for controlling the folding of chuck 5, described axle sleeve 3 front end curves inwardly and is formed with withstanding part 31, withstanding part 31 abuts with the outer of fixture block 51, further, the shape of described withstanding part 31 and the matching form of fixture block 51 upper surface draw-in groove 511 close, when axle sleeve 3 inwardly slides, withstanding part 31 is slipped in the draw-in groove 511 of fixture block 51, fixture block 51 outwards activity opens, both tracheae can be inserted, after tracheae is in place, axle sleeve 3 is ejected the draw-in groove 511 of fixture block 51 by axle sleeve 3 under the effect of ejector spring 23, fixture block 51 moves downward locking tracheae, thus realize connecting fast.
Automatically open under the active force of air pressure to prevent inserting tracheae rear axle housing 3, described axle sleeve 3 is provided with insurance institution 32, as shown in Figure 3, described insurance institution 32 comprises safety groove 321 and lock 322, described safety groove 321 is opened on axle sleeve 3, safety groove 321 is made up of transverse axis 3211 and the longitudinal axis 3212, transverse axis 3211 and the longitudinal axis 3212 vertically connect in L-type, lock 322 is arranged in joint shaft 2, during use, transverse rotation axle sleeve 3, when lock 322 enters into the longitudinal axis 3212, axle sleeve 3 can slide axially on the periphery of joint shaft 2, when lock 322 is positioned at transverse axis 3211 position, then axle sleeve 3 can not slide axially on the periphery of joint shaft 2, form self-locking.
Described joint cap 4 is connected with joint shaft 2 rear end, joint cap 4 has air outlet 41, for connecting tracheae, air outlet 41 is communicated with the air cavity 21 of joint shaft 2, gas is discharged by air outlet 41 after air cavity 21, air outlet 41 is provided with internal thread, can be connected by threaded coupling with air outlet 41, realizes connecting fast.
Further, described joint cap 4 also can install a chuck 5, makes the utility model to utilize chuck 5 to carry out the connection of tracheae in two ends simultaneously.
During use, first transverse rotation axle sleeve 3, makes lock 322 enter in the longitudinal axis 3212, then axle sleeve 3 is stirred backward, fixture block 51 is unclamped, inserts the connecting pipeline equipment such as tracheae on tracheae link 21, then decontrol axle sleeve 3, at effect Lower shaft sleeve 3 return of ejector spring 32, tracheae locked by fixture block 51, thus realizes connecting fast, and then transverse rotation axle sleeve 3, make lock 322 enter into transverse axis 3211, inside allow its self-locking.
The utility model adopts 6 pieces of fixture blocks to clamp the tracheae of insertion, and utilize axle sleeve have rotated locking tracheae, connect simple and flexible, be provided with polylith seal ring in joint, seal is strong, air tight, bear pressure large, axle sleeve is also provided with lock simultaneously, can self-locking be formed with lock, can prevent from connecting automatic trip when using to come off, improve the Security of use.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a rapid pipe joint, comprise axle center, joint shaft, axle sleeve and joint cap, it is characterized in that: described axle center to be positioned at inside joint shaft and to be slidably connected with joint shaft, inside, described axle center is formed with protruding step surface, joint cap is connected with axle center afterbody and joint is provided with rubber ring, joint shaft front end is provided with a chuck, joint shaft is connected with chuck by an axle center cap, air cavity is provided with in joint shaft, airtight spring is installed in air cavity, described joint shaft cylindrical is provided with ejector spring, on the rotatable periphery being socketed in joint shaft front end of axle sleeve, described axle sleeve is provided with insurance institution.
2. rapid pipe joint according to claim 1, is characterized in that: the front end of the step surface of described axle center projection is provided with seal ring, forms the air flue that supplied gas is passed through between protruding step surface.
3. rapid pipe joint according to claim 1, is characterized in that: described airtight spring one end is fixed on the inwall of joint cap, and the other end apical grafting is on the step surface of axle center projection.
4. rapid pipe joint according to claim 1, is characterized in that: described joint shaft rear end has projection seat, and one end apical grafting of described ejector spring is in the projection seat of joint shaft, and the other end apical grafting is on the step surface of axle sleeve.
5. rapid pipe joint according to claim 1, is characterized in that: described chuck is that trapezoidal fixture block is formed by 6 pieces of cross sections, and 6 pieces of fixture blocks form a hollow cylindrical.
6. rapid pipe joint according to claim 5, is characterized in that: the surface of the side near axle center outside described fixture block is provided with a draw-in groove caved inward.
7. the rapid pipe joint according to claim 1 or 6, is characterized in that: described axle sleeve front end curves inwardly and formed with withstanding part, and the shape of withstanding part and the matching form of fixture block upper surface draw-in groove close.
8. rapid pipe joint according to claim 7, is characterized in that: described withstanding part abuts with the outer of fixture block.
9. rapid pipe joint according to claim 1, is characterized in that: described insurance institution comprises safety groove and lock, and safety groove is opened on axle sleeve, and lock is arranged in joint shaft.
10. rapid pipe joint according to claim 9, is characterized in that: described safety groove is made up of transverse axis and the longitudinal axis, and transverse axis and axis oriented normal connect in L-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420470111.4U CN204042273U (en) | 2014-08-19 | 2014-08-19 | A kind of rapid pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420470111.4U CN204042273U (en) | 2014-08-19 | 2014-08-19 | A kind of rapid pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204042273U true CN204042273U (en) | 2014-12-24 |
Family
ID=52242937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420470111.4U Expired - Fee Related CN204042273U (en) | 2014-08-19 | 2014-08-19 | A kind of rapid pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204042273U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641534A (en) * | 2015-11-02 | 2017-05-10 | 上海元孚动力科技发展有限公司 | Quick joint |
| CN107649816A (en) * | 2017-11-02 | 2018-02-02 | 安徽马钢比亚西钢筋焊网有限公司 | Reinforcing bar Rapid connecting clamp head |
| CN111207262A (en) * | 2020-03-06 | 2020-05-29 | 苏州晨霞美合智能科技有限公司 | Sealing device for natural gas pipeline |
| CN112005042A (en) * | 2018-04-16 | 2020-11-27 | 连接技术有限责任公司 | Coupling and method for transferring a fluid |
| CN112096992A (en) * | 2020-09-01 | 2020-12-18 | 格力电器（武汉）有限公司 | Quick-operation joint and have its connection structure |
| CN113181718A (en) * | 2021-06-03 | 2021-07-30 | 安徽天顺环保设备股份有限公司 | Flue gas pipeline dispersing and cooling device of bag type dust collector and implementation method thereof |
-
2014
- 2014-08-19 CN CN201420470111.4U patent/CN204042273U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641534A (en) * | 2015-11-02 | 2017-05-10 | 上海元孚动力科技发展有限公司 | Quick joint |
| CN107649816A (en) * | 2017-11-02 | 2018-02-02 | 安徽马钢比亚西钢筋焊网有限公司 | Reinforcing bar Rapid connecting clamp head |
| CN112005042A (en) * | 2018-04-16 | 2020-11-27 | 连接技术有限责任公司 | Coupling and method for transferring a fluid |
| CN112005042B (en) * | 2018-04-16 | 2022-02-22 | 连接技术有限责任公司 | Coupling and method for transferring a fluid |
| CN111207262A (en) * | 2020-03-06 | 2020-05-29 | 苏州晨霞美合智能科技有限公司 | Sealing device for natural gas pipeline |
| CN112096992A (en) * | 2020-09-01 | 2020-12-18 | 格力电器（武汉）有限公司 | Quick-operation joint and have its connection structure |
| CN113181718A (en) * | 2021-06-03 | 2021-07-30 | 安徽天顺环保设备股份有限公司 | Flue gas pipeline dispersing and cooling device of bag type dust collector and implementation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Fast connector Effective date of registration: 20180824 Granted publication date: 20141224 Pledgee: China Co truction Bank Corp Guangdong FTA pilot area branch Pledgor: GUANGZHOU JINGHE PRECISION MACHINERY PROCESSING CO., LTD. Registration number: 2018440000248 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20191016 Granted publication date: 20141224 Pledgee: China Co truction Bank Corp Guangdong FTA pilot area branch Pledgor: GUANGZHOU JINGHE PRECISION MACHINERY PROCESSING CO., LTD. Registration number: 2018440000248 |
|
| 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: 20141224 Termination date: 20200819 |