CN220792412U

CN220792412U - Novel oil pipe joint

Info

Publication number: CN220792412U
Application number: CN202322734785.2U
Authority: CN
Inventors: 郭冲; 武继权; 杨洋; 韩波; 曹玉洁; 秦廷金; 郑堂伟; 程文辉
Original assignee: Guangdong Guangqing Metal Calendering Co ltd; Guangdong Guangqing Metal Technology Co Ltd
Current assignee: Guangdong Guangqing Metal Calendering Co ltd; Guangdong Guangqing Metal Technology Co Ltd
Priority date: 2023-10-11
Filing date: 2023-10-11
Publication date: 2024-04-16
Anticipated expiration: 2033-10-11

Abstract

The utility model discloses a novel oil pipe joint, which comprises a first threaded pipe and a connecting pipe, wherein a pull ring and a rotating ring are arranged on the first threaded pipe, the rotating ring is in threaded connection with the first threaded pipe, the pull ring is in sliding connection with the first threaded pipe, the connecting pipe is inserted into the first threaded pipe, a connecting arm is rotated on the side surface of the connecting pipe, the upper end of the connecting arm is fixedly connected with a hook, a clamping groove is formed in the upper edge of the pull ring, the hook is clamped into the clamping groove, the pull ring can be pushed by the rotating ring, the pull ring lifts the adapter through the connecting arm and the hook, the connecting pipe and the first threaded pipe are inserted, when the rotating ring is unscrewed, the connecting pipe and the hook are separated by sliding the pull ring, the rotating ring can be screwed through the screwing groove on the surface of the rotating ring, the problem of sliding wire is avoided, the disassembly is simple, the operation is convenient, and the hose replacement time is shortened.

Description

Novel oil pipe joint

Technical Field

The utility model relates to the technical field of hydraulic cylinders, in particular to a novel oil pipe joint.

Background

The finishing mill is powered by a hydraulic cylinder which is supplied with oil by a hose. Because the interior of the hose is in a high-pressure state for a long time, the hose needs to be replaced regularly, and the hose is prevented from being broken.

At present, the hose is connected with the hydraulic cylinder through the hose lock nut in a screwed manner, the hose lock nut is required to be screwed up to a certain torque force, the hose lock nut is ensured not to be loosened, the hose lock nut is screwed up too tightly to cause the hose to be replaced more difficultly, when the hose lock nut is screwed up repeatedly by using a spanner, the hose lock nut can be worn out rapidly, the problem of sliding wire easily occurs, the replacement time is long due to the fact that the disassembly can be more difficult, the finishing mill cannot be put into use in time, and certain loss can be caused when the finishing mill is stopped.

Disclosure of utility model

The utility model aims to provide a novel oil pipe joint so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the novel oil pipe joint comprises a first threaded pipe, wherein a pull ring and a rotating ring are arranged on the first threaded pipe, the rotating ring is in threaded connection with the first threaded pipe, and the pull ring is in sliding connection with the first threaded pipe;

The connecting pipe is inserted into the first threaded pipe, a connecting arm is rotated on the side face of the connecting pipe, a hook is fixedly connected to the upper end of the connecting arm, a clamping groove is formed in the upper edge of the pull ring, and the hook is clamped into the clamping groove;

the rotating ring rotates on the first threaded pipe so that the pull ring moves, and the pull ring drives the hook, the connecting arm and the connecting pipe to move so that the connecting pipe is spliced with the first threaded pipe, the first threaded pipe and the connecting pipe can be disassembled quickly, and the hose can be disassembled more quickly and more easily.

Further, the nut is fixedly connected to the upper end of the first threaded pipe, the second threaded pipe is fixedly connected to the upper surface of the nut, and the second threaded pipe is connected with the hydraulic cylinder.

Furthermore, connecting pipe lower extreme fixedly connected with adapter, and the adapter inner wall is equipped with the screw thread, is convenient for be connected with the hose.

Further, the first thread pipe is internally provided with a first annular groove, the upper end of the connecting pipe is provided with a second annular groove, and sealing rings are arranged in the first annular groove and the second annular groove, so that the tightness between the first thread pipe and the connecting pipe is improved, and hydraulic oil leakage is avoided.

Further, connecting pipe surface fixedly connected with engaging lug, engaging lug surface inserts the pin, and the pin runs through the linking arm, ensures the flexibility of linking arm, and the rotation resistance is littleer.

Furthermore, a plurality of groups of screwing grooves are formed in the surface of the rotating ring, so that screwing of the rotating ring is more labor-saving.

Compared with the prior art, the utility model has the beneficial effects that:

(1) Can promote the pull ring through the swivel becket, the pull ring carries the adapter through linking arm and couple, realizes the grafting of connecting pipe and first screwed pipe, and when unscrewing the swivel becket, slip pull ring and couple separation, the separation connecting pipe that can be swift and first screwed pipe twist the swivel becket through the groove of twisting of swivel becket surface and more laborsaving, also can not appear the problem of smooth silk, dismantles simple convenient operation, shortens hose change time, and finishing mill can in time put into use.

(2) After pegging graft through connecting pipe and first screwed pipe, the sealed pad of extrusion, the gap between sealing pad filling connecting pipe and the first screwed pipe, the sealed more reliable of pegging graft ensures that the pneumatic cylinder is flexible stable, uses the second screwed pipe to be convenient for be connected with the pneumatic cylinder, the adapter is convenient for be connected with the hose for oil pipe joint uses more conveniently.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view showing the separation of the connecting tube and the gasket;

fig. 4 is a schematic structural view of the connection between the pull ring and the clamping groove according to the present utility model.

In the figure: 1. a second threaded tube; 2. a nut; 3. a first threaded pipe; 4. a pull ring; 5. a rotating ring; 6. twisting the groove; 7. a connecting pipe; 8. an adapter; 9. a connecting lug; 10. a connecting arm; 11. a hook; 12. a sealing gasket; 13. a clamping groove; 14. a second ring groove; 15. a first ring groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a novel oil pipe joint comprises a first threaded pipe 3, wherein a pull ring 4 and a rotating ring 5 are installed on the first threaded pipe 3, the rotating ring 5 is in threaded connection with the first threaded pipe 3, and the pull ring 4 is in sliding connection with the first threaded pipe 3;

when the rotating ring 5 is screwed, the rotating ring 5 moves up and down on the first threaded pipe 3, so that the movement of the pull ring 4 can be limited;

The connecting pipe 7 is inserted into the first threaded pipe 3, a connecting arm 10 is rotated on the side surface of the connecting pipe 7, a hook 11 is fixedly connected to the upper end of the connecting arm 10, a clamping groove 13 is formed in the upper side of the pull ring 4, and the hook 11 is clamped into the clamping groove 13;

The rotating ring 5 rotates on the first threaded pipe 3 to enable the pull ring 4 to move, and the pull ring 4 drives the hook 11, the connecting arm 10 and the connecting pipe 7 to move, so that the connecting pipe 7 is spliced with the first threaded pipe 3, and the hook 11 can be detached from the first threaded pipe 3 and the connecting pipe 7 after being separated from the clamping groove 13.

Specifically, as shown in fig. 1, the upper end of the first threaded pipe 3 is fixedly connected with a nut 2, the upper surface of the nut 2 is fixedly connected with a second threaded pipe 1, and the nut 2 is screwed by a wrench to facilitate connection between the second threaded pipe 1 and a hydraulic cylinder.

In this embodiment, as shown in fig. 1, the lower end of the connecting pipe 7 is fixedly connected with an adapter 8, and the inner wall of the adapter 8 is provided with threads, and the adapter 8 is used for connecting with a hose.

In this embodiment, as shown in fig. 2, 3 and 4, a first annular groove 15 is provided inside the first threaded pipe 3, a second annular groove 14 is provided at the upper end of the connecting pipe 7, sealing rings are provided inside the first annular groove 15 and the second annular groove 14, and the sealing rings can be clamped by the first annular groove 15 and the second annular groove 14, so that the tightness of the plugging position between the connecting pipe 7 and the first threaded pipe 3 is improved, and hydraulic oil leakage is prevented.

In this embodiment, as shown in fig. 1, the surface of the connecting pipe 7 is fixedly connected with a connecting lug 9, a pin is inserted into the surface of the connecting lug 9, and penetrates through the connecting arm 10, the connecting lug 9 realizes the rotation connection between the connecting arm 10 and the connecting pipe 7, and at least two groups of connecting lugs 9 and connecting arms 10 are arranged, so that the stability of the connection between the connecting pipe 7 and the first threaded pipe 3 is improved.

In this embodiment, as shown in fig. 1, a plurality of sets of screwing grooves 6 are formed on the surface of the rotating ring 5, and the rotating ring 5 can be screwed in a labor-saving manner by using a tool matched with the screwing grooves 6.

Specifically, when in use, the second threaded pipe 1 is connected with the hydraulic cylinder, the hose is connected with the adapter 8, the sealing gasket 12 is placed in the second annular groove 14, then the connecting pipe 7 is inserted into the first threaded pipe 3, the connecting arm 10 is rotated by taking the connecting lug 9 as a fulcrum, the connecting arm 10 drives the hook 11 to be parallel to the first threaded pipe 3, and the position of the pull ring 4 is adjusted to enable the clamping groove 13 to be connected with the hook 11;

When the rotating ring 5 is screwed, the rotating ring 5 moves upwards along the first threaded pipe 3, the rotating ring 5 drives the pull ring 4 to move upwards, the pull ring 4 drives the connecting pipe 7 to move upwards through the hook 11, the connecting arm 10 and the connecting lug 9, the connecting pipe 7 is kept to be inserted into the first threaded pipe 3, the connecting pipe 7 is prevented from being separated from the first threaded pipe 3, when a hose is replaced, the rotating ring 5 can be screwed easily in a labor-saving manner through the clamping groove 13, the hook 11 and the pull ring 4 are conveniently separated, the hose is detached more quickly, the second threaded pipe 1 is not required to be separated from a hydraulic cylinder, and the hose replacement speed is high.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel oil pipe joint, includes first screwed pipe (3) and connecting pipe (7), inside connecting pipe (7) intubate first screwed pipe (3), its characterized in that:

A pull ring (4) and a rotating ring (5) are arranged on the first threaded pipe (3), the rotating ring (5) is in threaded connection with the first threaded pipe (3), and the pull ring (4) is in sliding connection with the first threaded pipe (3);

The side surface of the connecting pipe (7) is rotated to form a connecting arm (10), the upper end of the connecting arm (10) is fixedly connected with a hook (11), a clamping groove (13) is formed in the upper edge of the pull ring (4), and the hook (11) is clamped into the clamping groove (13);

The rotating ring (5) rotates on the first threaded pipe (3) to enable the pull ring (4) to move, and the pull ring (4) drives the hook (11), the connecting arm (10) and the connecting pipe (7) to move so that the connecting pipe (7) is spliced with the first threaded pipe (3).

2. A novel tubing connector as claimed in claim 1, wherein: the nut (2) is fixedly connected to the upper end of the first threaded pipe (3), and the second threaded pipe (1) is fixedly connected to the upper surface of the nut (2).

3. A novel tubing connector as claimed in claim 1, wherein: the lower end of the connecting pipe (7) is fixedly connected with an adapter (8), and threads are arranged on the inner wall of the adapter (8).

4. A novel tubing connector as claimed in claim 1, wherein: the novel threaded pipe is characterized in that a first annular groove (15) is formed in the first threaded pipe (3), a second annular groove (14) is formed in the upper end of the connecting pipe (7), and sealing gaskets (12) are arranged in the first annular groove (15) and the second annular groove (14).

5. A novel tubing connector as claimed in claim 1, wherein: the connecting pipe (7) surface fixedly connected with engaging lug (9), engaging lug (9) surface insert have the pin, and pin run through linking arm (10).

6. A novel tubing connector as claimed in claim 1, wherein: the surface of the rotating ring (5) is provided with a plurality of groups of twisting grooves (6).