CN102352941A - Quick assembly and disassembly joint for pipeline in high-pressure gas pipeline system - Google Patents
Quick assembly and disassembly joint for pipeline in high-pressure gas pipeline system Download PDFInfo
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- CN102352941A CN102352941A CN2011102773547A CN201110277354A CN102352941A CN 102352941 A CN102352941 A CN 102352941A CN 2011102773547 A CN2011102773547 A CN 2011102773547A CN 201110277354 A CN201110277354 A CN 201110277354A CN 102352941 A CN102352941 A CN 102352941A
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- lug boss
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Abstract
The invention relates to a quick assembly and disassembly joint for a pipeline in a high-pressure gas pipeline system. The quick assembly and disassembly joint comprises a joint body; one end of the joint body is provided with a threaded interface, and the other end of the joint body is provided with a gas pipe interface; the cavity of the gas pipe interface is in a lug boss shape; a gas pipe clamping mechanism is arranged in the lug boss-shaped cavity; the gas pipe clamping mechanism comprises a guide pipe; a sealing ring and a chuck are sleeved on the guide sleeve; and the chuck is provided with a notch. A primary lug boss and a secondary lug boss are arranged in the lug boss-shaped cavity, and a slope-like convex ring is arranged on the cavity wall in the front of the secondary lug boss; and a base of the guide pipe is propped against the primary lug boss, the outer side of the chuck is provided with a slope-like groove, the slope-like groove is clamped on the slope-like convex ring on the cavity wall, and the sealing ring is positioned between the secondary lug boss and the end of the chuck. When the gas pipe does not need to be preassembled, the gas pipe can be directly inserted into the joint; and disassembly of the pipeline can be realized only by lightly pressing the chuck. Quick connection or disassembly of the gas braking pipeline is really realized.
Description
Affiliated technical field
The present invention relates to the connection set of high-pressure gas pipeline system, especially can make the efficient and convenient connection of Automobile air braking line system or the device of dismounting.
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Background technique
At present, the joint that uses in the Automobile air braking line system in the prior art, its structure is known legacy card shell type joint still.During installation, need tighten four parts with spanner, owing to influenced by personal factor, homogeneity of product is poor, and sealing effect can't ensure, and artificial assembling slowly, and manufacturing efficiency is low, and labor intensity is big.In the small space of vehicle power arrangements of components compactness, this joint is installed difficulty more.After vehicle rolls off the production line, in case find to have gas leak phenomenon, leakage point to be difficult to investigation and replacing.During the vehicle maintenance maintenance, dismounting and erection joint are difficult in not influence under the situation of installing on every side and accomplish, and also need more scavenge trunk simultaneously.In addition, along with the domestic automobile quality standard and force improving constantly of safety requirement, because of the sealing reliability difference of legacy card shell type joint causes the problem of vehicle gas leakage more and more outstanding.
Summary of the invention
To the problem that exists in the above-mentioned prior art; The object of the present invention is to provide a kind of pipeline quick handling joint that is used for the high-pressure gas pipeline system, it can solve, and sealing that existing high pressure compressed gas pipeline connects can't ensure, homogeneity of product is poor, dismounting is inconvenient, especially under the narrow and small situation of assembly space, be difficult to realize the problem of pipeline connection.
The technological scheme that the present invention is adopted for its technical problem of solution: a kind of pipeline quick handling joint that is used for the high-pressure gas pipeline system; Comprise joint body; Joint body one end is a threaded coupling; The other end is an air pipe interface; Said air pipe interface inner chamber is the boss shape, establishes the tracheae fastening device in the boss shape inner chamber, and said tracheae fastening device comprises guide pipe; Socket seal ring and chuck on the said guide pipe have notch on the said chuck.
Establish one-level boss and secondary boss in the said boss shape inner chamber, be provided with sloping shape bulge loop on the chamber wall before the secondary boss; The base of said guide pipe is resisted against on the one-level boss, and the said chuck outside is provided with sloping shape groove, and said sloping shape groove is fastened on the sloping shape bulge loop of chamber wall, and said seal ring is between secondary boss and chuck termination.
Snap ring is established in the inboard, termination of said chuck.
Said joint body, guide pipe and chuck center line are coaxial.
Angle, said chuck exterior edge face is the R angle.
The present invention adopts integrated design (being that threaded coupling and air pipe interface are connected as a single entity), reaches realizing that under the situation of instrument, anchor clamps fast inserting connects, pulls out soon disassembling function.
Can be known by technique scheme: the present invention can make tracheae under situation about need not pre-install, and just can directly insert joint; Only need chuck one is pressed gently, just can realize the dismounting of pipeline.Truly realized the rapid coupling or the dismounting of air brake piping, can also change direction, improved convenience and sealing that pipeline connects, thereby Security is further enhanced by product specification requirements such as automobiles.
Description of drawings
Below in conjunction with accompanying drawing to further explain of the present invention.
Fig. 1 is a sectional structure schematic representation of the present invention;
Fig. 2 is a joint body full section structural representation of the present invention;
Fig. 3 is a chuck half section structural representation of the present invention;
Fig. 4 is a guide pipe half section structural representation of the present invention.
Among the figure 1, joint body, 1.1, the one-level boss, 1.2, the secondary boss, 1.3, sloping shape bulge loop, 2, guide pipe, 3, seal ring, 4, chuck, 4.1, sloping shape groove, 4.2, snap ring, 4.3, notch, 5, tracheae.
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Embodiment
Referring to Fig. 1, the present invention includes joint body 1, an end of joint body is a threaded coupling, is connected with the motor associated components as locking nut; The other end is an air pipe interface, and the two is integrated.The inner chamber of air pipe interface is designed to the boss shape, establishes one-level boss 1.1 and secondary boss 1.2 in the boss shape inner chamber.Be provided with sloping shape bulge loop 1.3 on the chamber wall before the secondary boss.Establish the tracheae fastening device in the boss shape inner chamber.The tracheae fastening device comprises guide pipe 2.Guide pipe 2 ensures that the tracheae installation is correct, for chuck 4 opposition is provided simultaneously.The base of guide pipe 2 is resisted against on the one-level boss 1.1, and socket seal ring 3 and chuck 4 have 8 notches on the guide pipe 2 on the chuck 4.The chuck outer side surface is provided with sloping shape groove 4.1.Slope shape groove 4.1 is fastened on the sloping shape bulge loop 1.3 of chamber wall, and this design can make joint body and chuck become the inclined-plane to contact, and is beneficial to the pipeline plug.Open 8 notches 4.3 on the chuck, utilize the elasticity of metallic material and the locking effect on inclined-plane, convenient plug reaches the effect that tracheae can't break away from voluntarily again.Snap ring 4.2 is established in the inboard, termination of chuck 4, is for preventing that pipeline from getting loose, and gas pressure is big more in the pipeline, connects tightly more, guarantees the reliability of pipeline connection.Guide pipe 2 is to guarantee that tracheae location and chuck clamp tracheae jointly.Under the air-flow effect of high pressure, joint body is the power source that chuck provides clamping, and the while is as the passage of air-flow.
Seal ring 3 is between secondary boss and chuck termination.The effect of seal ring is to guarantee that joint body inwall Metal Contact face can not leak gas, and also utilizes tracheae under the situation of qi of chong channel ascending adversely, to promote chuck and clamps tracheae, improves the sealing of pipeline; Angle, chuck exterior edge face is the R angle, is the vibrations that the prevent automobile damage to tracheae (tracheae adopts flexible pipe usually).Joint body, guide pipe and chuck center line are coaxial.
Erection sequence of the present invention: earlier with guide pipe press-in connector body, insert the O RunddichtringO again, with chuck press-in connector body, can accomplish assembly working of the present invention simultaneously.
As shown in Figure 1, job step of the present invention:
Extract tracheae:
1, the gas in the pipeline is discharged fully;
2, promote chuck with two fingers (representing with arrow among the figure), chuck promotes seal ring, and under the effect on inclined-plane, the chuck front end freely opens, and the snap ring on the chuck breaks away from tracheae, and pull outward gently (court is right among the figure), tracheae promptly is pulled out.
Insert tracheae:
1, tracheae is directly inserted joint;
2, tracheae is located under the effect of guide pipe;
When 3, working, under the effect of air pressure, promote seal ring, seal ring promotes chuck, and snap ring embeds tracheae, and air pressure is big more, and the clamping force of formation is big more.Through destructive test, the joint has not detected gas leakage, under the pressure that reaches 200 MPas, and the tracheae explosion, joint is excellent;
4, guide pipe plays the positioning action of tracheae, under pressure as the support of chuck.
The present invention can accomplish the pipeline assembling under the situation that tracheae need not be pre-installed; It is through the thrust of pressurized gas to seal ring; Interlock promotes chuck; Pressure through the inboard sloping shape bulge loop inclined-plane generation of joint body; Clamp tracheae; Guarantee the sealing of tracheae, unobstructed, the safety of accomplishing tracheae connect.
Arrange under the situation compact, that the pipeline assembly space is narrow and small at vehicle, without any need for instrument (like spanner etc.), anchor clamps (like bench vice; Positioning fixture), meet any operator that the relevant labor law and regulations of country and enterprise require can accomplish pipeline fast, the assembling work of safety, assurance joint quality; Solve the leakage point investigation and changed the problem of installing/dismounting difficulty.Tracheae just can directly insert joint under situation about need not pre-install; Only need chuck one is pressed gently, just can realize the dismounting of pipeline.Truly realized the rapid coupling of air brake piping, can also change direction by product specification requirements such as automobiles.Improved convenience and sealing that pipeline connects, Security is further enhanced.Improve manufacturing efficiency greatly, reduced labor intensity.The present invention can produce different tube diameters according to actual needs, two logical, the threeway of different model, four-way or many products such as logical.
Claims (5)
1. pipeline quick handling joint that is used for the high-pressure gas pipeline system; Comprise joint body; Joint body one end is a threaded coupling; The other end is an air pipe interface; It is characterized in that: said air pipe interface inner chamber is the boss shape, establishes the tracheae fastening device in the boss shape inner chamber, and said tracheae fastening device comprises guide pipe; Socket seal ring and chuck on the said guide pipe have notch on the said chuck.
2. the pipeline quick handling joint that is used for the high-pressure gas pipeline system according to claim 1 is characterized in that: establish one-level boss and secondary boss in the said boss shape inner chamber, be provided with sloping shape bulge loop on the chamber wall before the secondary boss; The base of said guide pipe is resisted against on the one-level boss, and the said chuck outside is provided with sloping shape groove, and said sloping shape groove is fastened on the sloping shape bulge loop of chamber wall, and said seal ring is between secondary boss and chuck termination.
3. the pipeline quick handling joint that is used for the high-pressure gas pipeline system according to claim 2 is characterized in that: snap ring is established in the inboard, termination of said chuck.
4. the pipeline quick handling joint that is used for the high-pressure gas pipeline system according to claim 1 is characterized in that: said joint body, guide pipe and chuck center line are coaxial.
5. according to each described pipeline quick handling joint that is used for the high-pressure gas pipeline system of claim 1-4, it is characterized in that: angle, said chuck exterior edge face is the R angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102773547A CN102352941A (en) | 2011-09-19 | 2011-09-19 | Quick assembly and disassembly joint for pipeline in high-pressure gas pipeline system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102773547A CN102352941A (en) | 2011-09-19 | 2011-09-19 | Quick assembly and disassembly joint for pipeline in high-pressure gas pipeline system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102352941A true CN102352941A (en) | 2012-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102773547A Pending CN102352941A (en) | 2011-09-19 | 2011-09-19 | Quick assembly and disassembly joint for pipeline in high-pressure gas pipeline system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102352941A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958701A (en) * | 2018-09-30 | 2019-07-02 | 汇专绿色工具有限公司 | A kind of nut |
| CN110772409A (en) * | 2017-12-29 | 2020-02-11 | 首都医科大学宣武医院 | Air valve joint of air bag |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1073941A (en) * | 1976-07-14 | 1980-03-18 | Sayed A. Madni | Hose or pipe coupling |
| US5292157A (en) * | 1991-11-14 | 1994-03-08 | A. Raymond & Cie | Detachable push-in connector for semirigid pipes |
| CN1502840A (en) * | 2002-11-19 | 2004-06-09 | ʩ�в�����Τ�չ�˾ | Quick coupler for removable joining two pipes |
| CN101878390A (en) * | 2007-11-28 | 2010-11-03 | 孔斯贝格汽车公司 | Tube coupling system for a pressurised fluid system |
| CN102121550A (en) * | 2010-09-29 | 2011-07-13 | 拉卡萨安吉拉股份有限公司 | Quick pipeline connecting method and joint using same |
| CN202302462U (en) * | 2011-09-19 | 2012-07-04 | 周宗保 | Quick pipeline assembling and disassembling joint for high-pressure gas pipeline system |
-
2011
- 2011-09-19 CN CN2011102773547A patent/CN102352941A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1073941A (en) * | 1976-07-14 | 1980-03-18 | Sayed A. Madni | Hose or pipe coupling |
| US5292157A (en) * | 1991-11-14 | 1994-03-08 | A. Raymond & Cie | Detachable push-in connector for semirigid pipes |
| CN1502840A (en) * | 2002-11-19 | 2004-06-09 | ʩ�в�����Τ�չ�˾ | Quick coupler for removable joining two pipes |
| CN101878390A (en) * | 2007-11-28 | 2010-11-03 | 孔斯贝格汽车公司 | Tube coupling system for a pressurised fluid system |
| CN102121550A (en) * | 2010-09-29 | 2011-07-13 | 拉卡萨安吉拉股份有限公司 | Quick pipeline connecting method and joint using same |
| CN202302462U (en) * | 2011-09-19 | 2012-07-04 | 周宗保 | Quick pipeline assembling and disassembling joint for high-pressure gas pipeline system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110772409A (en) * | 2017-12-29 | 2020-02-11 | 首都医科大学宣武医院 | Air valve joint of air bag |
| CN110772409B (en) * | 2017-12-29 | 2021-11-02 | 首都医科大学宣武医院 | Air valve joint of air bag |
| CN109958701A (en) * | 2018-09-30 | 2019-07-02 | 汇专绿色工具有限公司 | A kind of nut |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120215 |