CN214999956U - Hydraulic pipeline pipe end forming connector - Google Patents
Hydraulic pipeline pipe end forming connector Download PDFInfo
- Publication number
- CN214999956U CN214999956U CN202120238570.XU CN202120238570U CN214999956U CN 214999956 U CN214999956 U CN 214999956U CN 202120238570 U CN202120238570 U CN 202120238570U CN 214999956 U CN214999956 U CN 214999956U
- Authority
- CN
- China
- Prior art keywords
- pipe end
- hydraulic line
- line pipe
- conical
- pipeline body
- 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.)
- Active
Links
Images
Landscapes
- Joints With Pressure Members (AREA)
Abstract
The utility model discloses a hydraulic pressure pipeline pipe end shaping connector, including the joint body, the pipeline body, sealing washer and nut, the joint body is including the connecting portion that are equipped with the external screw thread, big step hole in little back before being equipped with on the connecting portion, the rear end in step hole is the bell mouth, the pipe end of the pipeline body is formed with annular anticreep arch through cold forming process, be equipped with on the pipeline body in the protruding the place ahead of annular anticreep with bell mouth matched with sealing washer, the cover is equipped with the nut with connecting portion threaded connection on the pipeline body at the protruding rear of annular anticreep, compares with prior art, can reduce the requirement to pipe precision and hardness, reduces installation torque, reduces spare part.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of tube coupling, especially a technical field of hydraulic line pipe end shaping connector.
[ background of the invention ]
At present, widely applied metal pipeline connection modes include threaded type, welding type, flaring type, clamping sleeve type and other pipe joints, and different connection modes and joints are adopted according to different working condition requirements and conditions. However, at present, industrialization and intensification have been developed, and as the ferrule type pipe joint has the advantages of good connection and sealing performance, convenient and fast installation and operation, and the like, the application range and the number of the ferrule type pipe joint are continuously increased, and higher requirements are also provided. If the requirements of the original double-ferrule type pipe joint on the precision and the hardness of the pipe are higher, the connection strength and the sealing performance of the pipe can be ensured, and the adverse factors of larger required installation moment, more parts and the like influence the popularization and the application in a wider range.
[ Utility model ] content
The utility model aims at solving the problem among the prior art, provide a hydraulic line pipe end shaping connector, can reduce the requirement to pipe precision and hardness, reduce installation moment, reduce spare part.
In order to realize the above purpose, the utility model provides a hydraulic line pipe end shaping connector, including the joint body, the pipeline body, sealing washer and nut, the joint body is including the connecting portion that is equipped with the external screw thread, big step hole in little back before being equipped with on the connecting portion, the rear end in step hole is the bell mouth, the pipe end of the pipeline body is formed with annular anticreep arch through cold shaping technology, be equipped with the sealing washer with bell mouth matched with on the pipeline body in the protruding the place ahead of annular anticreep, the cover is equipped with the nut with connecting portion threaded connection on the pipeline body at the protruding rear of annular anticreep.
Preferably, a tapered sealing portion closely contacting the tapered hole is provided at a front end of the annular anti-slip projection.
Preferably, the seal ring is located at a front end of the tapered seal portion.
Preferably, the inner diameter of the seal ring is smaller than the outer diameter of the pipe body.
Preferably, the rear end of the annular anti-slip projection is a 45-degree conical surface.
Preferably, the tapered hole is a tapered surface of 20 to 30 degrees.
Preferably, the inner side surface of the rear end of the nut is matched with the rear end of the anti-falling bulge.
Preferably, an elastic reinforcing body is arranged in the sealing ring, the elastic reinforcing body comprises a conical annular body, and a plurality of C-shaped groove structures are formed on the conical annular body through bending.
The utility model has the advantages that: the pipe end of the pipeline body is formed with the annular anti-drop bulge through the cold forming process, so that a cutting sleeve of the traditional cutting sleeve type pipe joint is eliminated, the metal pipe does not need to be forced to deform in the installation process, and the requirements on the precision and the hardness of the pipe are reduced; double sealing is formed by the sealing ring and the conical sealing part, so that the sealing property is improved; an elastic reinforcing body is arranged in the sealing ring, so that the sealing performance is further improved, and the application range is improved; compared with the prior art, the requirements on the precision and the hardness of the pipe can be reduced, the mounting torque is reduced, and parts are reduced.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural view of a pipe end forming connector of a hydraulic pipeline according to the present invention;
fig. 2 is a schematic view of the structure of the elastic reinforcement body.
In the figure: 1-joint body, 2-pipeline body, 3-sealing ring, 4-nut, 5-annular anti-drop bulge, 6-conical sealing part, 7-elastic reinforcing body, 11-connecting part, 12-step hole, 13-conical hole, 71-conical ring body and 72-C-shaped groove.
[ detailed description ] embodiments
Referring to fig. 1 and 2, the utility model relates to a hydraulic pipeline pipe end forming connector, which comprises a connector body 1, a pipeline body 2, a sealing ring 3 and a nut 4, wherein the connector body 1 comprises a connecting part 11 provided with external threads, the connecting part 11 is provided with a step hole 12 with a small front part and a big back part, the rear end of the step hole 12 is a taper hole 13, the pipe end of the pipeline body 2 is formed with an annular anti-falling bulge 5 by a cold forming process, the pipeline body 2 in front of the annular anti-falling bulge 5 is provided with the sealing ring 3 matched with the taper hole 13, the pipeline body 2 behind the annular anti-falling bulge 5 is sleeved with the nut 4 in threaded connection with the connecting part 11, the front end of the annular anti-falling bulge 5 is provided with a conical sealing part 6 in close contact with the taper hole 13, the sealing ring 3 is arranged at the front end of the conical sealing part 6, the inner diameter of the sealing ring 3 is smaller than the outer diameter of the pipeline body 2, the rear end of the annular anti-falling protrusion 5 is a 45-degree conical surface, the conical hole 13 is a 20-30-degree conical surface, the inner side surface of the rear end of the nut 4 is matched with the rear end of the anti-falling protrusion 5, the elastic reinforcing body 7 is arranged in the sealing ring 3, the elastic reinforcing body 7 comprises a conical annular body 71, and a plurality of C-shaped groove-shaped 72 structures are formed on the conical annular body 71 through bending.
The utility model discloses the working process:
the utility model relates to a hydraulic pipeline pipe end shaping connector, through forming the pipe end of the pipeline body 2 with the annular anticreep bulge 5 through the cold forming technology in the course of working, cancelled the cutting ferrule of traditional cutting ferrule formula coupling, need not force the tubular metal resonator to warp in the installation to reduce the requirement to the pipe precision and hardness; the sealing ring 3 and the conical sealing part 6 form double sealing, so that the sealing performance is improved; an elastic reinforcing body 7 is arranged in the sealing ring 3, so that the sealing property is further improved, and the application range is improved; compared with the prior art, the requirements on the precision and the hardness of the pipe can be reduced, the mounting torque is reduced, and parts are reduced.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (8)
1. The utility model provides a hydraulic line pipe end shaping connector which characterized in that: including the joint body (1), the pipeline body (2), sealing washer (3) and nut (4), joint body (1) is including connecting portion (11) that are equipped with the external screw thread, be equipped with big step hole (12) in little back before being equipped with on connecting portion (11), the rear end in step hole (12) is bell mouth (13), the pipe end of the pipeline body (2) is formed with the protruding (5) of cyclic annular anticreep through the cold forming process, be equipped with on the pipeline body (2) in the protruding (5) the place ahead of cyclic annular anticreep with bell mouth (13) matched with sealing washer (3), the cover is equipped with nut (4) with connecting portion (11) threaded connection on the pipeline body (2) at the protruding (5) rear of cyclic annular anticreep.
2. A hydraulic line pipe end forming coupling as defined in claim 1, wherein: the front end of the annular anti-drop bulge (5) is provided with a conical sealing part (6) which is tightly contacted with the conical hole (13).
3. A hydraulic line pipe end forming coupling as defined in claim 1, wherein: the sealing ring (3) is positioned at the front end of the conical sealing part (6).
4. A hydraulic line pipe end forming coupling as defined in claim 1, wherein: the inner diameter of the sealing ring (3) is smaller than the outer diameter of the pipeline body (2).
5. A hydraulic line pipe end forming coupling as defined in claim 1, wherein: the rear end of the annular anti-falling bulge (5) is a 45-degree conical surface.
6. A hydraulic line pipe end forming coupling as defined in claim 1, wherein: the taper hole (13) is a 20-30 degree taper surface.
7. A hydraulic line pipe end forming coupling as defined in claim 1, wherein: the inner side surface of the rear end of the nut (4) is matched with the rear end of the anti-falling bulge (5).
8. A hydraulic line pipe end form coupling as claimed in any one of claims 1 to 7, wherein: an elastic reinforcing body (7) is arranged in the sealing ring (3), the elastic reinforcing body (7) comprises a conical annular body (71), and a plurality of C-shaped groove-shaped structures (72) are formed on the conical annular body (71) through bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120238570.XU CN214999956U (en) | 2021-01-28 | 2021-01-28 | Hydraulic pipeline pipe end forming connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120238570.XU CN214999956U (en) | 2021-01-28 | 2021-01-28 | Hydraulic pipeline pipe end forming connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214999956U true CN214999956U (en) | 2021-12-03 |
Family
ID=79143945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120238570.XU Active CN214999956U (en) | 2021-01-28 | 2021-01-28 | Hydraulic pipeline pipe end forming connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214999956U (en) |
-
2021
- 2021-01-28 CN CN202120238570.XU patent/CN214999956U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214999956U (en) | Hydraulic pipeline pipe end forming connector | |
| CN109915667B (en) | Internal-rotation rolling type sealing joint, light straight-through pipe joint and application thereof | |
| CN201858451U (en) | Conveniently dismounted high-pressure hydraulic pipe joint | |
| CN212898757U (en) | Stainless steel fuel high-pressure oil pipe | |
| CN112780850A (en) | Hydraulic pipeline pipe end forming connector | |
| CN209892894U (en) | Metal buckling and pressing type connecting assembly for pipe body connection | |
| CN108506607B (en) | Cutting sleeve type pipe joint | |
| CN215000099U (en) | Hydraulic pipeline right-angle pipe joint | |
| CN212839894U (en) | Flexible taper loose joint valve joint | |
| CN215928708U (en) | Connecting mechanism for pipe body and joint of high-pressure oil pipe | |
| CN215000045U (en) | Non-welding elastic sealing pipe joint | |
| CN2516798Y (en) | Thin-wall pipe joint | |
| CN216618922U (en) | 84-degree sealing conical boss metal joint for vehicle brake hose assembly | |
| CN113108140A (en) | Heat insulation oil pipe | |
| CN215721432U (en) | Novel car hydraulic braking hard tube joint design | |
| CN220540514U (en) | Oil pipe sealing joint | |
| CN112780866B (en) | Right-angle pipe joint of hydraulic pipeline | |
| JPH10148281A (en) | Steel tube screw joint | |
| CN201738836U (en) | Threading connector for pipes | |
| CN217714023U (en) | Novel partition plate type flange low-pressure pipe combined joint | |
| CN214350218U (en) | Sectional type electrode arm | |
| CN213478461U (en) | Automobile exhaust pipe threaded connection flange | |
| CN209818952U (en) | Low pressure coupling subassembly | |
| JPS636291A (en) | Screw joint for large-diameter casing | |
| CN221196517U (en) | Cone sealing right-angle joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |