High-pressure oil pipe joint with anti-falling structure
By designing built-in and external sealing rings, contact rings and clamping mechanisms in the high-pressure oil pipe joints, the problem of oil leakage during vibration of the high-pressure oil pipe is solved, and the joints are stable and high sealing are achieved.
Patent Information
- Application Number
- CN202421296122.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-07
- Publication Date
- 2025-02-14
- Estimated Expiration
- 2034-06-07
AI Technical Summary
The high-pressure oil pipe will vibrate during the working process, resulting in gaps at the joints of the high-pressure oil pipes, causing oil leakage, and thus reducing the oil supply pressure of the high-pressure oil pipe.
A high-pressure oil pipe joint with an anti-detachment structure is designed, including components such as built-in sealing rings, external sealing rings, contact rings A and B, clamping mechanisms and clamping holes between pipe A and pipe B, through these components In cooperation, the locking and position definition of the contact ring are achieved to prevent falling off during vibration.
Through the design of the double seal structure and the clamping mechanism, the stable connection of the high-pressure oil pipe joint is achieved, preventing oil leakage, improving sealing, and ensuring the oil supply stability of the high-pressure oil pipe.
Smart Images
Figure CN222479748U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of high-pressure oil pipe connectors, in particular to a high-pressure oil pipe joint with an anti-drop structure. Background Art
[0002] High-pressure oil pipes are important components of high-pressure oil circuits of some large-scale mechanical equipment. They have special properties such as high pressure resistance and corrosion resistance. High-pressure oil pipes are connected through high-pressure oil pipe joints. Therefore, high-pressure oil pipe joints play an important role in the connection of high-pressure oil pipes.
[0003] In the existing technology, there is a problem that the high-pressure oil pipe will vibrate during operation, which will cause gaps in the high-pressure oil pipe joints and cause oil leakage, and finally lead to a decrease in the oil pressure of the high-pressure oil pipe. For this reason, we propose a high-pressure oil pipe joint with an anti-detachment structure. Utility Model Content
[0004] The utility model aims to provide a high-pressure oil pipe joint with an anti-drop structure to solve the problems raised in the above-mentioned background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-pressure oil pipe joint with an anti-detachment structure, comprising a pipeline A and a pipeline B, a built-in sealing ring is arranged between the pipeline A and the pipeline B, a contact ring A is arranged at the outer end of the pipeline A, and a contact ring B is arranged at the outer end of the pipeline B, clamping holes are opened on both sides of the contact ring A, and clamping mechanisms are rotatably connected on both sides of the contact ring B, and the clamping mechanism includes a rotating shaft rotatably connected to the contact ring B, the rotating shaft is connected to a rotating plate, and the rotating plate is connected to a contact spring at one end close to the contact ring B, the contact spring is connected to a clamping column, and the clamping column is connected to a movable column at one end close to the contact spring, the movable column is slidably connected to the rotating plate, and the clamping column is arranged in the clamping hole.
[0006] Preferably, bolts are provided at the upper ends of both sides of the contact ring B, and the upper end of the contact ring A is rotatably connected to two symmetrically arranged nuts, and the nuts are threadedly connected to the bolts.
[0007] Preferably, the inner circumferences of the contact ring A and the contact ring B are both provided with external sealing rings, and the inner ends of the external sealing rings abut against the pipe A and the pipe B.
[0008] Preferably, the movable column is arranged inside the contact spring.
[0009] Preferably, the outer diameter of the clamping column is equal to the inner diameter of the clamping hole.
[0010] Preferably, the inner diameter and outer diameter of the pipeline A and the pipeline B are the same.
[0011] Compared with the prior art, the utility model has the following beneficial effects: the utility model is provided with a pipeline A, a pipeline B, an internal sealing ring, a contact ring A, a contact ring B, an external sealing ring, a clamping mechanism, a nut, a bolt and a clamping hole, which can complete the fitting of the contact ring A with the overall upper end of the pipeline, and the fitting of the contact ring B with the overall lower end of the pipeline, and then align the positions of the bolt and the nut, lock the nut and the bolt, and then rotate the rotating plate, at this time, the moving column can be pulled, and the moving column drives the clamping column to compress the contact spring, when the clamping column is aligned with the clamping hole, the operation of the moving column can be released, and the contact spring performs an elastic force recovery action, and the contact spring drives the clamping column to move forward, and the clamping column is clamped into the clamping hole, and in the whole process, the internal sealing ring and the external sealing ring perform a double sealing action on the pipeline A and the pipeline B, and the utility model can quickly lock the contact ring A and the contact ring B and then perform a position limiting action, so as to prevent the contact ring A and the contact ring B from falling off during vibration, thereby improving the sealing performance. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0013] Figure 2 This is a schematic diagram of the overall cross-sectional structure of the utility model;
[0014] Figure 3 For this utility model Figure 2 A magnified view of the structure of part B;
[0015] Figure 4 For this utility model Figure 1 A magnified view of the structure of part A.
[0016] In the figure: 1. Pipe A; 2. Pipe B; 3. Internal sealing ring; 4. Contact ring A; 5. Contact ring B; 6. External sealing ring; 7. Clamping mechanism; 701. Rotating shaft; 702. Rotating plate; 703. Contact spring; 704. Clamping column; 705. Moving column; 8. Nut; 9. Bolt; 10. Clamping hole. DETAILED DESCRIPTION
[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0018] See also Figure 1-4The utility model provides a technical solution: a high-pressure oil pipe joint with an anti-detachment structure, comprising a pipeline A1 and a pipeline B2, a built-in sealing ring 3 is arranged between the pipeline A1 and the pipeline B2, a contact ring A4 is arranged at the outer end of the pipeline A1, a contact ring B5 is arranged at the outer end of the pipeline B2, clamping holes 10 are opened on both sides of the contact ring A4, and clamping mechanisms 7 are rotatably connected on both sides of the contact ring B5. The clamping mechanism 7 includes a rotating shaft 701 rotatably connected to the contact ring B5, the rotating shaft 701 is connected to a rotating plate 702, the rotating plate 702 is connected to a contact spring 703 at one end close to the contact ring B5, the contact spring 703 is connected to a clamping column 704, the clamping column 704 is connected to a moving column 705 at one end close to the contact spring 703, the moving column 705 is slidably connected to the rotating plate 702, and the clamping column 704 is arranged in the clamping hole 10.
[0019] Specifically, bolts 9 are provided at the upper ends of both sides of the contact ring B5, and the upper end of the contact ring A4 is rotatably connected to two symmetrically arranged nuts 8, and the nuts 8 are threadedly connected to the bolts 9; external sealing rings 6 are provided on the inner circumferences of the contact rings A4 and B5, and the inner ends of the external sealing rings 6 abut against the pipes A1 and B2; the movable column 705 is arranged on the inner side of the contact spring 703; the outer diameter dimension of the clamping column 704 is equal to the inner diameter dimension of the clamping hole 10; the inner diameter dimension of the pipes A1 and B2 are the same as the outer diameter dimension.
[0020] Working principle: first fit the contact ring A to the upper end of the entire pipeline, and fit the contact ring B to the lower end of the entire pipeline, then align the positions of the bolts and nuts, lock the nuts and bolts, and then rotate the rotating plate. At this time, the movable column can be pulled and pulled, and the movable column drives the clamping column to compress the contact spring. When the clamping column is aligned with the clamping hole, the operation on the movable column can be released, and the contact spring performs elastic recovery, and the contact spring drives the clamping column to move forward. The clamping column is then clamped into the clamping hole. During the whole process, the built-in sealing ring and the external sealing ring perform double sealing actions on pipelines A and B. The utility model realizes that the contact rings A and B can be quickly locked and then position limited, thereby preventing the contact rings A and B from falling off during vibration, thereby improving the sealing performance.
[0021] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A high-pressure oil pipe joint with an anti-drop structure, comprising a pipe A (1) and a pipe B (2), characterized in that: An internal sealing ring (3) is provided between the pipe A (1) and the pipe B (2); a contact ring A (4) is provided at the outer end of the pipe A (1); a contact ring B (5) is provided at the outer end of the pipe B (2); clamping holes (10) are provided on both sides of the contact ring A (4); clamping mechanisms (7) are rotatably connected to both sides of the contact ring B (5); the clamping mechanism (7) comprises a rotating shaft (701) rotatably connected to the contact ring B (5); the rotating shaft (701) is connected to a rotating plate (702); the rotating plate (702) is connected to a contact spring (703) at one end thereof close to the contact ring B (5); the contact spring (703) is connected to a clamping column (704); the clamping column (704) is connected to a moving column (705) at one end thereof close to the contact spring (703); the moving column (705) is slidably connected to the rotating plate (702); and the clamping column (704) is arranged in the clamping hole (10).
2. The high-pressure oil pipe joint with an anti-drop structure according to claim 1, characterized in that: Bolts (9) are arranged at the upper ends of both sides of the contact ring B (5), and the upper end of the contact ring A (4) is rotatably connected to two symmetrically arranged nuts (8), and the nuts (8) are threadedly connected to the bolts (9).
3. The high-pressure oil pipe joint with an anti-drop structure according to claim 1, characterized in that: The inner circumferences of the contact ring A (4) and the contact ring B (5) are both provided with external sealing rings (6), and the inner ends of the external sealing rings (6) abut against the pipes A (1) and B (2).
4. The high-pressure oil pipe joint with an anti-drop structure according to claim 1, characterized in that: The moving column (705) is arranged inside the contact spring (703).
5. The high-pressure oil pipe joint with an anti-drop structure according to claim 1, characterized in that: The outer diameter of the clamping column (704) is equal to the inner diameter of the clamping hole (10).
6. The high-pressure oil pipe joint with an anti-drop structure according to claim 1, characterized in that: The inner diameter and outer diameter of the pipeline A (1) and the pipeline B (2) are the same.