CN107448713A - A kind of bite type seal tube joint - Google Patents
A kind of bite type seal tube joint Download PDFInfo
- Publication number
- CN107448713A CN107448713A CN201710735108.9A CN201710735108A CN107448713A CN 107448713 A CN107448713 A CN 107448713A CN 201710735108 A CN201710735108 A CN 201710735108A CN 107448713 A CN107448713 A CN 107448713A
- Authority
- CN
- China
- Prior art keywords
- pipe joint
- joint body
- leading portion
- sealing ring
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 230000001681 protective effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- IYLGZMTXKJYONK-ACLXAEORSA-N (12s,15r)-15-hydroxy-11,16-dioxo-15,20-dihydrosenecionan-12-yl acetate Chemical compound O1C(=O)[C@](CC)(O)C[C@@H](C)[C@](C)(OC(C)=O)C(=O)OCC2=CCN3[C@H]2[C@H]1CC3 IYLGZMTXKJYONK-ACLXAEORSA-N 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- IYLGZMTXKJYONK-UHFFFAOYSA-N ruwenine Natural products O1C(=O)C(CC)(O)CC(C)C(C)(OC(C)=O)C(=O)OCC2=CCN3C2C1CC3 IYLGZMTXKJYONK-UHFFFAOYSA-N 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose-connectors, i.e. single members engaging both hoses
- F16L33/18—Arrangements for connecting hoses to rigid members; Rigid hose-connectors, i.e. single members engaging both hoses characterised by the use of additional sealing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/005—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts comprising locking means for the threaded member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
- F16L19/075—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends specially adapted for spigot-and-socket joints for pipes of the same diameter
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention discloses a kind of bite type seal tube joint, including pipe joint body, seal groove, the first sealing ring, stop collar, connecting sleeve, loose joint nut, non-return circle, the second sealing ring, elastic sealed body and steel ball, connecting sleeve is provided with the port of the pipe joint body leading portion, the loose joint nut is arranged on pipe joint body leading portion, and the pipe joint body back segment is provided with non-return circle.The present invention has reached good sealing effectiveness by the tight fit of connecting sleeve and the second sealing ring, elastic sealed body and steel ball；Loose joint nut makes pipe joint body and the even closer fitting of connecting sleeve and clamping body, ensure that the fixing of pipe joint, and loose joint nut can be damaged with protective conduit interface, convenient dismounting；The cylindrical structural with chamfering gradually tapered up of hydraulic hose connection end port, make the connection of flexible pipe and pipe joint more convenient；Barb on non-return circle prevents flexible pipe from coming off, and ensure that the sealing and fixing of connection.
Description
【Technical field】
The present invention relates to the technical field of ferrule-type compression joint, the technology neck of particularly a kind of bite type seal tube joint
Domain.
【Background technology】
Pipe joint is the fastening means between pipeline and pipeline, is the tie point that can be dismounted between element and pipeline.
Indispensable key player is act as in pipe fitting, it is one of two main composition parts of hydraulic pipeline.Pipe joint is used for
Instrument isoline connects, and type of attachment has socket weld or threaded connection.It is mainly used in small-bore low-pressure line, it is frequent for needing
The position of assembly and disassembly is used as the final adjustment using threaded fitting pipeline.Structure type preferably uses metal covering contact sealing
Structure, the structure type of gasket seal are generally used for conveying on the general pipeline such as water, oil, air.Pipe joint has various kind
Class, conventional pipe joint can be generally divided into two kinds of hard pipe joint and hose coupling.Existing hose coupling structure generally comprises
Joint core and collar nut, collar nut are fastened in joint core one end, and the joint core other end is the connection end of insertion flexible pipe, the company
End is connect as cylinder, hose buckling is easily broken off in connection end end stress concentration, greatly reduces the use of flexible pipe
Life-span；Meanwhile cylindrical connection end is not only not easily pluggable into flexible pipe, and easily come off, cause the close of flexible pipe and joint core
It is bad to seal effect, easy oil leak；In addition, it is usually exposed at pipe joint, such interface is easily damaged and caused whole
Individual conveyance conduit paralysis.
【The content of the invention】
The purpose of the present invention is exactly to solve the problems of the prior art, proposes a kind of bite type seal tube joint, installation
It is convenient, sound construction, good airproof performance, the failures such as error leakage are less prone to, and there is nut protection the junction of pipeline and joint,
Preferably junction is protected not to be damaged, the service life of joint of extending.
To achieve the above object, the present invention proposes a kind of bite type seal tube joint, including pipe joint body, sealing
Groove, the first sealing ring, stop collar, connecting sleeve, loose joint nut, non-return circle, the second sealing ring, elastic sealed body and steel ball, institute
Stating pipe joint body includes pipe joint body leading portion and pipe joint body back segment, the pipe joint body leading portion and pipe joint body
Back segment is integral type structure, and connecting sleeve, the connecting sleeve and pipe joint are provided with the port of the pipe joint body leading portion
An inverted trapezoidal space is formed between body leading portion, the second sealing ring, elastic sealed body and steel are provided with the inverted trapezoidal space
Ball, the edge of the elastic sealed body is elastic zigzag structure, and the elastic sealed body tight abutment is in steel ball, the second sealing
In the side wall of ring and pipe joint body leading portion, the loose joint nut is arranged on pipe joint body leading portion, the pipe joint body
Back segment includes seal groove, the first sealing ring and stop collar, and the seal groove is located at the top of stop collar, the seal groove built with
First sealing ring, is additionally provided with several non-return circles on the pipe joint body back segment, and the non-return circle is overhead structure and along pipe
Joint body back segment is axially distributed.
Preferably, the pipe joint body also includes inserted terminal and hydraulic hose connection end, the loose joint nut installation
At the port of inserted terminal, the port of the hydraulic hose connection end is the cylinder port with chamfering gradually tapered up.
Preferably, pipe joint body, seal groove and the stop collar are integral type structure.
Preferably, there be at least one circle latch one end of the non-return circle, the latch is the barb of swallowtail-shaped structure.
Preferably, the quantity of the steel ball is several.
Preferably, the outer wall of the pipe joint body leading portion is provided with external screw thread, the external screw thread and loose joint nut phase
Coordinate.
Beneficial effects of the present invention：The present invention is tight by connecting sleeve and the second sealing ring, elastic sealed body and steel ball
Close fit, good sealing effectiveness is reached；Pipe joint body and the even closer fitting of connecting sleeve are made simultaneously by loose joint nut
Clamping body, the fixing of pipe joint is ensure that, and loose joint nut can be damaged with protective conduit interface, conveniently be torn open
Unload, extend the service life of pipe joint, improve operating efficiency；Fallen by the band gradually tapered up of hydraulic hose connection end port
The cylindrical structural at angle, make the cooperation of connection flexible pipe and port from free state to impaction state, eliminate stress concentration, make flexible pipe
Connection with pipe joint is more convenient；Prevent flexible pipe from coming off by the barb on non-return circle, ensure that sealing and the jail of connection
It is easy for installation by property, it is less prone to the failures such as error leakage.
The feature and advantage of the present invention will be described in detail by embodiment combination accompanying drawing.
【Brief description of the drawings】
Fig. 1 is a kind of structural representation of bite type seal tube joint of the present invention.
In figure：1- pipe joints body, 2- seal grooves, the sealing rings of 3- first, 4- stop collars, 5- connecting sleeves, 6- loose joint spiral shells
Mother, 7- non-returns circle, the sealing rings of 51- second, 52- elastic sealed bodies, 53- steel balls, 54- inverted trapezoidals space, 11- inserted terminals, 12- liquid
Press hose connection end, 13- pipe joint bodies leading portion, 14- pipe joint bodies back segment, 71- latches, 131 external screw threads.
【Embodiment】
Refering to Fig. 1, a kind of bite type seal tube joint of the present invention, including the sealing of pipe joint body 1, seal groove 2, first
Ring 3, stop collar 4, connecting sleeve 5, loose joint nut 6, non-return circle 7, the second sealing ring 51, elastic sealed body 52 and steel ball 53, institute
Stating pipe joint body 1 includes pipe joint body leading portion 13 and pipe joint body back segment 14, the pipe joint body leading portion 13 and pipe
Joint body back segment 14 is integral type structure, and connecting sleeve 5, the connection are provided with the port of the pipe joint body leading portion 13
An inverted trapezoidal space 54 is formed between cutting ferrule 5 and pipe joint body leading portion 13, it is close to be provided with second in the inverted trapezoidal space 54
Seal ring 51, elastic sealed body 52 and steel ball 53, the edge of the elastic sealed body 52 is elastic zigzag structure, and the elasticity is close
The tight abutment of body 52 is sealed in the side wall of steel ball 53, the second sealing ring 51 and pipe joint body leading portion 13, the loose joint nut 6 is pacified
On pipe joint body leading portion 13, the pipe joint body back segment 14 includes seal groove 2, the first sealing ring 3 and stop collar 4,
The seal groove 2 is located at the top of stop collar 4, and the seal groove 2 is built with the first sealing ring 3, the pipe joint body back segment
Several non-return circles 7 are additionally provided with 14, the non-return circle 7 is overhead structure and is axially distributed along pipe joint body back segment 14.
The pipe joint body 1 also includes inserted terminal 11 and hydraulic hose connection end 12, and the loose joint nut 6, which is arranged on, to be inserted
At the port for connecing end 11, the port of the hydraulic hose connection end 12 is the cylinder port with chamfering gradually tapered up.It is described
Pipe joint body 1, seal groove 2 and stop collar 4 are integral type structure.There is at least one circle latch 71 one end of the non-return circle 7,
The latch 71 is the barb of swallowtail-shaped structure.The quantity of the steel ball 53 is several.The pipe joint body leading portion 13
Outer wall is provided with external screw thread 131, and the external screw thread 131 is engaged with loose joint nut 6.
The course of work of the present invention：
The present invention is reached by the tight fit of the sealing ring 51 of connecting sleeve 5 and second, elastic sealed body 52 and steel ball 53
Good sealing effectiveness, elastic sealed body 52 under the pressure of the sealing ring 51 of connecting sleeve 5 and second, elastic sealed body 52
Elastic zigzag structure is tightly abutted against in the side wall of steel ball 53, the second sealing ring 51 and pipe joint body leading portion 13, reaches close
Seal effect；Pipe joint body 1 and the even closer fitting of connecting sleeve 5 and clamping body are made by loose joint nut 6, ensure that pipe connects
The fixing of head, and loose joint nut 6 can be damaged with protective conduit interface, convenient dismounting, extend making for pipe joint
With the life-span, operating efficiency is improved；By the cylindrical structural with chamfering gradually tapered up of hydraulic hose connection end port 12, make
The cooperation of connection flexible pipe and port eliminates stress concentration, makes the connection of flexible pipe and pipe joint more from free state to impaction state
Add conveniently；Prevent flexible pipe from coming off by the barb on non-return circle 7, ensure that the sealing and fixing of connection, it is easy for installation, no
The easy failures such as leakage of making a fault.
Above-described embodiment is the description of the invention, is not limitation of the invention, it is any to simple transformation of the present invention after
Scheme belong to protection scope of the present invention.
Claims (6)
- A kind of 1. bite type seal tube joint, it is characterised in that：Including pipe joint body (1), seal groove (2), the first sealing Ring (3), stop collar (4), connecting sleeve (5), loose joint nut (6), non-return circle (7), the second sealing ring (51), elastic sealed body (52) and steel ball (53), the pipe joint body (1) include pipe joint body leading portion (13) and pipe joint body back segment (14), institute It is integral type structure to state pipe joint body leading portion (13) and pipe joint body back segment (14), the pipe joint body leading portion (13) Connecting sleeve (5) is provided with port, an inverted trapezoidal sky is formed between the connecting sleeve (5) and pipe joint body leading portion (13) Gap (54), the inverted trapezoidal space (54) is interior to be provided with the second sealing ring (51), elastic sealed body (52) and steel ball (53), the bullet The edge of property seal (52) is elastic zigzag structure, and elastic sealed body (52) tight abutment is in steel ball (53), second In the side wall of sealing ring (51) and pipe joint body leading portion (13), the loose joint nut (6) is arranged on pipe joint body leading portion (13) on, the pipe joint body back segment (14) includes seal groove (2), the first sealing ring (3) and stop collar (4), the sealing Groove (2) is located at the top of stop collar (4), and the seal groove (2) is built with the first sealing ring (3), the pipe joint body back segment (14) several non-return circles (7) are additionally provided with, the non-return circle (7) is for overhead structure and axial along pipe joint body back segment (14) Distribution.
- A kind of 2. bite type seal tube joint as claimed in claim 1, it is characterised in that：The pipe joint body (1) is also Including inserted terminal (11) and hydraulic hose connection end (12), the loose joint nut (6) is arranged at the port of inserted terminal (11), institute The port for stating hydraulic hose connection end (12) is the cylinder port with chamfering gradually tapered up.
- A kind of 3. bite type seal tube joint as claimed in claim 1, it is characterised in that：It is the pipe joint body (1), close Sealing groove (2) and stop collar (4) are integral type structure.
- A kind of 4. bite type seal tube joint as claimed in claim 1, it is characterised in that：One end of the non-return circle (7) Also at least one circle latch (71), the latch (71) are the barb of swallowtail-shaped structure.
- A kind of 5. bite type seal tube joint as claimed in claim 1, it is characterised in that：The quantity of the steel ball (53) is Several.
- A kind of 6. bite type seal tube joint as claimed in claim 1, it is characterised in that：The pipe joint body leading portion (13) outer wall is provided with external screw thread (131), and the external screw thread (131) is engaged with loose joint nut (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710735108.9A CN107448713A (en) | 2017-08-24 | 2017-08-24 | A kind of bite type seal tube joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710735108.9A CN107448713A (en) | 2017-08-24 | 2017-08-24 | A kind of bite type seal tube joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107448713A true CN107448713A (en) | 2017-12-08 |
Family
ID=60493984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710735108.9A Pending CN107448713A (en) | 2017-08-24 | 2017-08-24 | A kind of bite type seal tube joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107448713A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108258505A (en) * | 2018-02-08 | 2018-07-06 | 泰兴市宇航电子有限公司 | A kind of water power loads in mixture quick plug connector |
| CN110397342A (en) * | 2019-06-27 | 2019-11-01 | 中国五冶集团有限公司 | A kind of environmental protection construction enclosing of soft docking |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6073976A (en) * | 1997-03-07 | 2000-06-13 | Armaturenfabrik Hermann Voss Gmbh & Co. | Screwed pipe joint with cutting ring for metal tubes |
| CN2447606Y (en) * | 2000-10-16 | 2001-09-12 | 冯琳 | Rotary-pressing sealing fastening pipe joint |
| CN202733268U (en) * | 2012-07-06 | 2013-02-13 | 宁波市鄞州派合机械有限公司 | Buckling-type hose connector with nut |
| CN103697268A (en) * | 2012-09-27 | 2014-04-02 | 天津渤海晟机械设备配件有限公司 | Hose coupler |
| CN104696644A (en) * | 2013-12-09 | 2015-06-10 | 宁波市鄞州路通液压管件厂 | Rubber hose coupler |
| CN105402526A (en) * | 2014-09-08 | 2016-03-16 | 普特尤斯有限公司 | Hose Connection Device |
| CN106122639A (en) * | 2016-08-18 | 2016-11-16 | 中国船舶重工集团公司第七〇二研究所 | A kind of hose connection device |
| CN106247043A (en) * | 2016-08-25 | 2016-12-21 | 嘉兴迈思特管件制造有限公司 | A kind of pipe fitting joint for sealing connecting |
| CN207316305U (en) * | 2017-08-24 | 2018-05-04 | 海盐双赢管件制造有限公司 | A kind of bite type seal tube connector |
-
2017
- 2017-08-24 CN CN201710735108.9A patent/CN107448713A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6073976A (en) * | 1997-03-07 | 2000-06-13 | Armaturenfabrik Hermann Voss Gmbh & Co. | Screwed pipe joint with cutting ring for metal tubes |
| CN2447606Y (en) * | 2000-10-16 | 2001-09-12 | 冯琳 | Rotary-pressing sealing fastening pipe joint |
| CN202733268U (en) * | 2012-07-06 | 2013-02-13 | 宁波市鄞州派合机械有限公司 | Buckling-type hose connector with nut |
| CN103697268A (en) * | 2012-09-27 | 2014-04-02 | 天津渤海晟机械设备配件有限公司 | Hose coupler |
| CN104696644A (en) * | 2013-12-09 | 2015-06-10 | 宁波市鄞州路通液压管件厂 | Rubber hose coupler |
| CN105402526A (en) * | 2014-09-08 | 2016-03-16 | 普特尤斯有限公司 | Hose Connection Device |
| CN106122639A (en) * | 2016-08-18 | 2016-11-16 | 中国船舶重工集团公司第七〇二研究所 | A kind of hose connection device |
| CN106247043A (en) * | 2016-08-25 | 2016-12-21 | 嘉兴迈思特管件制造有限公司 | A kind of pipe fitting joint for sealing connecting |
| CN207316305U (en) * | 2017-08-24 | 2018-05-04 | 海盐双赢管件制造有限公司 | A kind of bite type seal tube connector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108258505A (en) * | 2018-02-08 | 2018-07-06 | 泰兴市宇航电子有限公司 | A kind of water power loads in mixture quick plug connector |
| CN110397342A (en) * | 2019-06-27 | 2019-11-01 | 中国五冶集团有限公司 | A kind of environmental protection construction enclosing of soft docking |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171208 |