CN207316301U - A kind of adjustable hydraulic hose coupling - Google Patents
A kind of adjustable hydraulic hose coupling Download PDFInfo
- Publication number
- CN207316301U CN207316301U CN201721070176.XU CN201721070176U CN207316301U CN 207316301 U CN207316301 U CN 207316301U CN 201721070176 U CN201721070176 U CN 201721070176U CN 207316301 U CN207316301 U CN 207316301U
- Authority
- CN
- China
- Prior art keywords
- gasket
- hydraulic hose
- tube body
- joint core
- port
- 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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Abstract
The utility model discloses a kind of adjustable hydraulic hose coupling, including joint core tube body, the first seal groove, the first gasket, stop collar, the second seal groove, the second gasket and non-return circle.The utility model can adjust the length of hydraulic flexible pipe joint by inserted terminal, it is suitable for the installation requirements of special link position, the 3rd gasket, the 4th gasket and the sealing ring of inserted terminal port have ensured the leakproofness of junction, and inserted terminal is detachable, when part damages, dismounting is facilitated to carry out maintenance and replace；By the cylindrical structural with chamfering gradually tapered up of hydraulic hose connecting pin port, make the cooperation of connection flexible pipe and port from free state to impaction state, eliminate stress concentration, make the connection of hose and joint core more convenient；Prevent hose from coming off by the barb on non-return circle, ensure that the leakproofness and fixing of connection, it is easy for installation, it is less prone to the failures such as error leakage.
Description
【Technical field】
The technical field of hose coupling is the utility model is related to, particularly a kind of technology neck of adjustable hydraulic hose coupling
Domain.
【Background technology】
Pipe fitting is the fastening means between pipeline and pipeline, is the tie point that can be dismounted between element and pipeline,
It act as indispensable key player in pipe fitting, pipe fitting has various species, and common pipe fitting can be generally divided into
Two kinds of hard pipe joint and hose coupling.At present, it is such as digging machine, road roller, loading machine or fork truck or oily in engineering mechanical device
In the oil circuit transfer pipeline of pump, generally set using hose coupling, particularly high-pressure hose connector connection flexible pipe with engineering machinery
Standby or oil pump.One end of hose coupling is connected with hose, the grafting of the other end and engineering mechanical device or the oil delivery hose of oil pump
Part connects.Existing hose coupling structure generally comprises joint core and collar nut, and collar nut is fastened in joint core one end, connects
The head core other end is the connecting pin of insertion hose, which is cylinder, makes hose buckling in connecting pin end stress concentration
And be easily broken off, greatly reduce the service life of hose；Meanwhile cylindrical connecting pin not only makes hose be not easy to insert
Enter, and easily come off, cause the sealing effect of hose and joint core bad, easy oil leak；In addition, existing hydraulic joint is most
It is to be integrally formed, can not adjustment length so that it does not adapt to pipeline connection at some specific positions in hydraulic system, and liquid
It is non-dismountable between attaching nut and adapter body in crimp head, integral replacing is needed when some parts damages, is replaced with
This is higher.
【Utility model content】
The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of adjustable hydraulic hose coupling, peace
The easy sound construction of dress, good airproof performance, is less prone to the failures such as error leakage, and hydraulic flexible pipe joint and equipment connecting pin length
It is adjustable, the connection installation of specific position is suitable for, it is detachable to replace during local damage parts, replacement cost is saved, and hose connects
Connecing end can conveniently connect, and be connected firmly, not easily to fall off.
To achieve the above object, the utility model proposes a kind of adjustable hydraulic hose coupling, including joint core tube body,
One seal groove, the first gasket, stop collar, the second seal groove, the second gasket and non-return circle, the joint core tube body include inserting
End and hydraulic hose connecting pin are connect, the inserted terminal is telescopic to be installed on joint core tube body, and the inserted terminal includes connector
Nut and adjusting section, the outside diameter for adjusting section are less than the internal diameter of joint core tube body, and the outer wall for adjusting section is equipped with first
External screw thread, the inner wall of the joint core tube body are equipped with the first internal thread being adapted with the first external screw thread, and the inserted terminal can be with
The length of inserted terminal is adjusted by the cooperation of the first external screw thread and the first internal thread, the port of the hydraulic hose connecting pin be by
The cylinder port with chamfering of contracting is tapered, several non-return circles are equipped with above the port of the hydraulic hose connecting pin, it is described
Non-return circle is overhead structure structure and axial arranged along joint core tube body.
Preferably, the collar nut and adjust section be an integral structure, the collar nut include the 3rd gasket,
4th gasket and sealing ring, the 3rd gasket are located at the port of collar nut, and the 4th gasket is close to connector
The inner wall of nut, the sealing ring are pressed on the 4th gasket.
Preferably, second seal groove and the second gasket are installed on joint core tube body, second gasket
It is close to the second seal groove, the joint core tube body further includes the second external screw thread and reinforces nut, and second external screw thread, which is located at, to be connect
On the outer wall of head core pipe body, second external screw thread and reinforcing nut are engaged, and the reinforcing nut is installed on joint core tube body
Outer wall on.
Preferably, first seal groove is located at the top of stop collar, it is close to be provided with first in first seal groove
Packing.
Preferably, the joint core tube body, the first seal groove and stop collar are an integral structure.
Preferably, the shape of the port of the inserted terminal for port gradually taper up it is arc-shaped.
Preferably, there be at least one circle latch one end of the non-return circle, the latch is the barb of swallowtail-shaped structure.
The beneficial effects of the utility model：The utility model can adjust the length of hydraulic flexible pipe joint by inserted terminal,
The installation requirements of special link position are suitable for, the 3rd gasket, the 4th gasket and the sealing ring of inserted terminal port ensure
The leakproofness of junction, and inserted terminal is detachable, when part damages, facilitates dismounting to carry out maintenance and replace；Pass through liquid
The cylindrical structural with chamfering gradually tapered up of hose connection end port is pressed, makes the cooperation of connection flexible pipe and port from free shape
State eliminates stress concentration, makes the connection of hose and joint core more convenient to impaction state；Prevented by the barb on non-return circle
Hose comes off, and ensure that the leakproofness and fixing of connection, easy for installation, is less prone to the failures such as error leakage.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
【Brief description of the drawings】
Fig. 1 is a kind of structure diagram of adjustable hydraulic hose coupling of the utility model.
In figure：1- joint cores tube body, the first seal grooves of 2-, the first gaskets of 3-, 4- stop collars, the second seal grooves of 5-, 6-
Second gasket, 7- non-returns circle, 11- inserted terminals, 12- hydraulic hoses connecting pin, 114- collar nuts, 115- adjust section, 9- the
One internal thread, the first external screw threads of 10-, the 3rd gaskets of 111-, the 4th gaskets of 112-, 113- sealing rings, the second external screw threads of 8-,
81- reinforces nut, 71- latches.
【Embodiment】
Refering to Fig. 1, a kind of adjustable hydraulic hose coupling of the utility model, including joint core tube body 1, the first seal groove 2,
One gasket 3, stop collar 4, the second seal groove 5, the second gasket 6 and non-return circle 7, the joint core tube body 1 include inserted terminal
11 and hydraulic hose connecting pin 12, the inserted terminal 11 is telescopic to be installed on joint core tube body 1, and the inserted terminal 11 includes
Collar nut 114 and adjusting section 115, the outside diameter for adjusting section 115 are less than the internal diameter of joint core tube body 1, the adjusting section 115
Outer wall be equipped with the first external screw thread 10, the inner wall of the joint core tube body 1 is equipped be adapted with the first external screw thread 10 first
Internal thread 9, the inserted terminal 11 can adjust the length of inserted terminal 11 by the cooperation of the first external screw thread 10 and the first internal thread 9
Degree, the port of the hydraulic hose connecting pin 12 is the cylinder port with chamfering gradually tapered up, the hydraulic hose connection
Several non-return circles 7 are equipped with above the port at end 12, the non-return circle 7 is for overhead structure structure and axial along joint core tube body 1
Arrangement.
The collar nut 114 and adjusting section 115 are an integral structure, and the collar nut 114 includes the 3rd gasket
111st, the 4th gasket 112 and sealing ring 113, the 3rd gasket 111 are located at the port of collar nut 114, and described
Four gaskets 112 are close to the inner wall of collar nut 114, and the sealing ring 113 is pressed on the 4th gasket 112.Described second
5 and second gasket 6 of seal groove is installed on joint core tube body 1, and second gasket 6 is close to the second seal groove 5, described to connect
Head core pipe body 1 further includes the second external screw thread 8 and reinforces nut 81, and second external screw thread 8 is located at the outer wall of joint core tube body 1
On, second external screw thread 8 and reinforcing nut 81 are engaged, and the nut 81 of reinforcing is installed on the outer wall of joint core tube body 1.
First seal groove 2 is located at the top of stop collar 4, and the first gasket 3 is provided with first seal groove 2.The connector
Core pipe body 1, the first seal groove 2 and stop collar 4 are an integral structure.The shape of the port of the inserted terminal 11 is gradually received for port
That contracts is arc-shaped.There is at least one circle latch 71 one end of the non-return circle 7, and the latch 71 is the barb of swallowtail-shaped structure.
Utility model works process：
The utility model can adjust the length of hydraulic flexible pipe joint by inserted terminal 11, be suitable for special link position
Installation requirements, the 3rd gasket 111, the 4th gasket 112 and the sealing ring 113 of 11 port of inserted terminal have ensured the close of junction
Feng Xing, and inserted terminal 11 is detachable, when part damages, facilitates dismounting to carry out maintenance and replace；Hydraulic hose connecting pin
The cylindrical structural with chamfering gradually tapered up of 12 ports, makes the cooperation of connection flexible pipe and port from free state to compression shape
State, eliminates stress concentration, makes the connection of hose and joint core more convenient, and the barb on non-return circle 7 prevents hose from coming off, and ensures
The leakproofness and fixing of connection, it is easy for installation, it is less prone to the failures such as error leakage.
Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, any new to this practicality
Scheme after type simple transformation belongs to the scope of protection of the utility model.
Claims (7)
- A kind of 1. adjustable hydraulic hose coupling, it is characterised in that：Including joint core tube body (1), the first seal groove (2), first close Packing (3), stop collar (4), the second seal groove (5), the second gasket (6) and non-return circle (7), joint core tube body (1) bag Inserted terminal (11) and hydraulic hose connecting pin (12) are included, the inserted terminal (11) is telescopic to be installed on joint core tube body (1), The inserted terminal (11) includes collar nut (114) and adjusts section (115), and the outside diameter for adjusting section (115) is less than joint core The internal diameter of tube body (1), the outer wall for adjusting section (115) are equipped with the first external screw thread (10), the joint core tube body (1) it is interior Wall is equipped with the first internal thread (9) being adapted with the first external screw thread (10), and the inserted terminal (11) can pass through the first external screw thread (10) cooperation with the first internal thread (9) adjusts the length of inserted terminal (11), and the port of the hydraulic hose connecting pin (12) is The cylinder port with chamfering gradually tapered up, the port top of the hydraulic hose connecting pin (12) are equipped with several non-return circles (7), the non-return circle (7) is overhead structure structure and axial arranged along joint core tube body (1).
- A kind of 2. adjustable hydraulic hose coupling as claimed in claim 1, it is characterised in that：The collar nut (114) and tune Segment (115) is an integral structure, the collar nut (114) include the 3rd gasket (111), the 4th gasket (112) and Sealing ring (113), the 3rd gasket (111) are located at the port of collar nut (114), the 4th gasket (112) It is close to the inner wall of collar nut (114), the sealing ring (113) is pressed on the 4th gasket (112).
- A kind of 3. adjustable hydraulic hose coupling as claimed in claim 1, it is characterised in that：Second seal groove (5) and Two gaskets (6) are installed on joint core tube body (1), and second gasket (6) is close to the second seal groove (5), the connector Core pipe body (1) further includes the second external screw thread (8) and reinforces nut (81), and second external screw thread (8) is located at joint core tube body (1) Outer wall on, second external screw thread (8) and reinforce nut (81) be engaged, it is described reinforcing nut (81) be installed on connector core pipe On the outer wall of body (1).
- A kind of 4. adjustable hydraulic hose coupling as claimed in claim 1, it is characterised in that：First seal groove (2) is located at The top of stop collar (4), first seal groove (2) is interior to be provided with the first gasket (3).
- A kind of 5. adjustable hydraulic hose coupling as claimed in claim 1, it is characterised in that：The joint core tube body (1), first Seal groove (2) and stop collar (4) are an integral structure.
- A kind of 6. adjustable hydraulic hose coupling as claimed in claim 1, it is characterised in that：The port of the inserted terminal (11) Shape gradually tapers up arc-shaped for port.
- A kind of 7. adjustable hydraulic hose coupling as claimed in claim 1, it is characterised in that：One end of the non-return circle (7) is also There is at least one circle latch (71), the latch (71) is the barb of swallowtail-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721070176.XU CN207316301U (en) | 2017-08-24 | 2017-08-24 | A kind of adjustable hydraulic hose coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721070176.XU CN207316301U (en) | 2017-08-24 | 2017-08-24 | A kind of adjustable hydraulic hose coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207316301U true CN207316301U (en) | 2018-05-04 |
Family
ID=62432188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721070176.XU Expired - Fee Related CN207316301U (en) | 2017-08-24 | 2017-08-24 | A kind of adjustable hydraulic hose coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207316301U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355618A (en) * | 2017-08-24 | 2017-11-17 | 海盐双赢管件制造有限公司 | A kind of adjustable hydraulic hose coupling |
| CN108506604A (en) * | 2018-06-25 | 2018-09-07 | 海盐双赢管件制造有限公司 | It is a kind of to be convenient for being welded to connect stable straight coupling |
| CN112145199A (en) * | 2020-09-15 | 2020-12-29 | 中铁隧道集团二处有限公司 | Small conduit grouting communication device, system and method |
-
2017
- 2017-08-24 CN CN201721070176.XU patent/CN207316301U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355618A (en) * | 2017-08-24 | 2017-11-17 | 海盐双赢管件制造有限公司 | A kind of adjustable hydraulic hose coupling |
| CN108506604A (en) * | 2018-06-25 | 2018-09-07 | 海盐双赢管件制造有限公司 | It is a kind of to be convenient for being welded to connect stable straight coupling |
| CN108506604B (en) * | 2018-06-25 | 2023-06-30 | 海盐双赢管件制造有限公司 | Through joint convenient to welded connection is stable |
| CN112145199A (en) * | 2020-09-15 | 2020-12-29 | 中铁隧道集团二处有限公司 | Small conduit grouting communication device, system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 Termination date: 20190824 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |