CN220337743U

CN220337743U - Rotary joint

Info

Publication number: CN220337743U
Application number: CN202322096625.XU
Authority: CN
Inventors: 王聪; 李勇
Original assignee: Wuhan Xiangyi Technology Co ltd
Current assignee: Wuhan Xiangyi Technology Co ltd
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-01-12
Anticipated expiration: 2033-08-04

Abstract

The utility model provides a rotary joint, which relates to the field of rotary joints and comprises the following components: the rotary joint comprises a rotary joint body and a rotary flange head, wherein the rotary flange head is movably connected to the right side of the rotary joint body, an oil liquid cavity is formed in the rotary joint body, an oil storage barrel is mounted on the upper pipe surface of the rotary joint body in a sealing manner, and an oil outlet porous head is arranged at the lower end of the oil storage barrel; the oil outlet porous head is arranged in the oil cavity, oil absorption cotton blocks are distributed at the inner side end of the oil cavity, and the oil absorption cotton blocks are inlaid and fixed at the surface of the ball groove at the inner side of the rotary joint body. The utility model solves the problems that in the prior art, the sufficient lubricant is difficult to ensure in the rotating shaft body of the rotating joint, and the abrasion speed of the rotating joint is accelerated due to insufficient lubrication.

Description

Rotary joint

Technical Field

The utility model relates to the field of rotary joints, in particular to a rotary joint.

Background

The rotary joint means: the pipeline connecting device, and the relative rotation of connecting pipeline, can be used to convey gas, liquid, multiple medium such as oil, adopt flange connection, in the effective integration to customer's equipment, through retrieving, prior art (application number: CN 202122958402.0), it is described that "second rotary joint 10 includes rotary joint connector 101, rotation axis body 102, sealing washer 103 and cylindrical bolt 104, the interface department of rotary joint connector 101 is connected with outer spray hose 9, rotation axis body 102 outside is provided with sealing washer 103, the quantity of cylindrical bolt 104 sets up to a plurality of, interior spray hose 13 middle part freely sags and is the U type, interior spray hose 13 one side is provided with outer spray hose 9, interior spray hose 13 and outer spray hose 9 are parallel to each other, the outside of first high-pressure water pump 1 is provided with second high-pressure water pump 4, second rotary joint 10, third rotary joint 12 and fourth rotary joint 14 all can freely rotate", but the rotation axis of rotary joint is internal be difficult to ensure lubricant sufficient in the prior art, lead to the problem that lubrication is not enough to accelerate rotary joint wearing and tearing speed.

Disclosure of Invention

In order to overcome the defects existing in the prior art, a rotary joint is provided at present, so that the problems that the sufficient lubricant is difficult to ensure in a rotary shaft body of the rotary joint in the prior art, and the lubrication is insufficient to accelerate the abrasion speed of the rotary joint are solved.

To achieve the above object, there is provided a rotary joint comprising: the rotary joint comprises a rotary joint body and a rotary flange head, the right side of the rotary joint body is movably connected with the rotary flange head,

an oil liquid channel is arranged in the rotary joint body, an oil storage barrel is arranged on the upper pipe surface of the rotary joint body in a sealing manner, and an oil outlet porous head is arranged at the lower end of the oil storage barrel; the oil outlet porous head is arranged in the oil cavity, oil absorption cotton blocks are distributed at the inner side end of the oil cavity, and the oil absorption cotton blocks are inlaid and fixed at the surface of the ball groove at the inner side of the rotary joint body.

Further, the right end of the rotary joint body is provided with a fixed joint end, and the surface of the rotary flange head pipe body is connected with the rotary joint body through a rotary shaft sleeve.

Further, sealing gaskets are blocked at the rotary notch at the right end of the rotary joint body, an oil filling port is arranged on the upper pipe surface of the rotary joint body, and an oil storage barrel is connected to the inner side of the oil filling port in a sealing and threaded manner.

Further, the upper surface of the oil storage barrel is provided with an oil inlet; and a sealing plug is plugged into the oil inlet, and lubricating oil is filled in the oil storage barrel.

Further, the rotary joint body is connected with the rotary flange head through a gear shaft and a gear transmission, and concave ball grooves are formed in the rotary groove wall of the rotary joint body at equal intervals.

Further, a ball is arranged between the ball groove and the rotary shaft sleeve of the rotary flange head, and an oil absorption cotton block is attached to the surface of the ball.

Further, the oil storage barrel, the oil liquid cavity channel and the oil absorption cotton block form a visual lubrication structure of the rotary joint body.

The rotary joint has the beneficial effects that the external oil storage barrel is utilized to store lubricating oil in and out, so that the oil in the oil storage barrel slowly flows into the oil cavity of the rotary joint through the oil outlet porous head, the storage capacity of the lubricating oil of the rotary joint is increased, the use amount of the lubricating oil of the rotary joint is more visually observed conveniently, the oil in the oil cavity is absorbed by the oil absorption cotton block, the surface of a ball moving in the rotary joint is stained with the oil absorbed by the oil absorption cotton block, the rotary body of the rotary joint is effectively lubricated conveniently, and the wear resistance of the rotary joint is improved.

Drawings

Fig. 1 is a schematic front view of a rotary joint according to an embodiment of the present utility model.

Fig. 2 is a schematic cross-sectional front view of a rotary joint according to an embodiment of the present utility model.

Fig. 3 is a schematic view of a partial cross-sectional connection structure of an oil tank and a ball according to an embodiment of the present utility model.

FIG. 4 is a schematic diagram of a cross-sectional test structure of an oil gallery according to an embodiment of the utility model.

In the figure: 1. a rotary joint body; 11. fixing the joint end; 12. an oil liquid channel; 13. an oil filling port; 14. a ball groove; 2. rotating the flange head; 21. a sealing gasket; 22. rotating the shaft sleeve; 23. a ball; 3. an oil storage barrel; 31. an oil inlet; 32. an oil outlet porous head; 4. oil absorbing cotton block.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.

Referring to fig. 1 to 4, the present utility model provides a rotary joint including: the rotary joint body 1 and the rotary flange head 2 are movably connected with the rotary flange head 2 on the right side of the rotary joint body 1,

an oil liquid channel 12 is arranged in the rotary joint body 1, an oil storage barrel 3 is arranged on the upper pipe surface of the rotary joint body 1 in a sealing manner, and an oil outlet porous head 32 is arranged at the lower end of the oil storage barrel 3; and the oil outlet porous head 32 is arranged in the oil cavity channel 12, oil absorption cotton blocks 4 are distributed at the inner side end of the oil cavity channel 12, and the oil absorption cotton blocks 4 are embedded and fixed at the surface of the ball groove 14 at the inner side of the rotary joint body 1.

Working principle: the oil storage barrel 3 and the oil liquid channel 12 are filled with lubricating oil, and then the oil storage barrel 3 is sealed and screwed into the oil filling port 13 of the rotary joint body 1, so that the lubricating oil of the oil storage barrel 3 slowly flows into the oil liquid channel 12 through the oil outlet porous head 32 to supplement the oil liquid absorbed by the oil absorption cotton block 4, and when the rotary flange head 2 rotates, the rolling balls 23 at the rotating position are contacted with the oil absorption cotton block 4, so that the surface is stained with the lubricating oil, and the lubricating effect is achieved.

In this embodiment, the right end of the rotary joint body 1 is provided with a fixed joint end 11, and the surface of the tube body of the rotary flange head 2 is connected with the rotary joint body 1 through a rotary shaft sleeve 22.

As a preferred embodiment, the rotary joint body 1 is connected to two sets of pipes through the fixed joint end 11 and the rotary flange end 2, respectively, so that the pipes can be rotationally connected.

In the embodiment, a sealing gasket 21 is plugged at a rotary notch at the right end of the rotary joint body 1, an oil filling port 13 is arranged on the upper pipe surface of the rotary joint body 1, and an oil storage barrel 3 is in sealing threaded connection with the inner side of the oil filling port 13.

As a preferred embodiment, the sealing gasket 21 is convenient to seal the rotating notch at the right end of the rotary joint body 1, so as to prevent dust and impurities from entering the rotating notch to prevent the rotary joint from rotating normally.

In the embodiment, the upper surface of the oil storage barrel 3 is provided with an oil inlet 31; and a sealing plug is plugged into the oil inlet 31, and lubricating oil is filled in the oil storage barrel 3.

As a preferred embodiment, the oil inlet 31 is convenient for filling the oil storage barrel 3 with lubricating oil, so that the lubricating oil in the oil storage barrel 3 slowly flows into the oil liquid cavity 12 through the oil outlet porous head 32, and is convenient for continuously supplementing the lubricating oil.

In this embodiment, the rotary joint body 1 is connected with the rotary flange head 2 through a gear shaft and a gear transmission, and the rotary joint body 1 is provided with concave ball grooves 14 at equal intervals on the rotary groove wall.

As a preferred embodiment, the gear shaft and the gear facilitate power transmission and rotation of the rotary flange head 2. The concave ball grooves 14 facilitate the installation of the balls 23.

In this embodiment, balls 23 are disposed between the ball grooves 14 and the rotary shaft sleeve 22 of the rotary flange head 2, and the oil absorbing cotton blocks 4 are attached to the surfaces of the balls 23.

As a preferred embodiment, the balls 23 facilitate the rotation of the rotary flange head 2 inside the rotary flange head 2. The surface of the movable ball 23 is continuously contacted with the oil absorption cotton block 4, so that the oil is lubricated at the rotary contact surface.

In this embodiment, the oil storage tank 3, the oil liquid channel 12 and the oil absorbing cotton block 4 form a visual lubrication structure of the rotary joint body 1.

As a preferred embodiment, the visual lubrication structure of the rotary joint body 1 is convenient for increasing the storage amount of the lubricating oil of the rotary joint, and is convenient for observing the use amount of the lubricating oil of the rotary joint more intuitively, and for effectively lubricating the rotary body of the rotary joint.

The rotary joint can effectively solve the problem that the lubrication is insufficient to accelerate the wear speed of the rotary joint, is convenient for increasing the storage quantity of the lubricating oil of the rotary joint, is convenient for observing the use quantity of the lubricating oil of the rotary joint more intuitively, is convenient for effectively lubricating the rotary body of the rotary joint, improves the wear resistance of the rotary joint, and is suitable for the rotary joint.

Claims

1. A rotary joint, comprising: rotary joint body (1) and rotatory flange head (2), rotary joint body (1) right side swing joint has rotatory flange head (2), its characterized in that:

an oil liquid cavity (12) is formed in the rotary joint body (1), an oil storage barrel (3) is mounted on the upper pipe surface of the rotary joint body (1) in a sealing mode, and an oil outlet porous head (32) is arranged at the lower end of the oil storage barrel (3); and the oil outlet porous head (32) is arranged in the oil cavity channel (12), oil absorption cotton blocks (4) are distributed at the inner side end of the oil cavity channel (12), and the oil absorption cotton blocks (4) are inlaid and fixed at the surface of the ball groove (14) at the inner side of the rotary joint body (1).

2. A swivel according to claim 1, characterized in that the swivel body (1) is provided with a fixed joint end (11) at the right end, the swivel flange head (2) tube surface being connected to the swivel body (1) by means of a swivel sleeve (22).

3. The rotary joint according to claim 1, wherein a sealing gasket (21) is plugged at a rotary notch at the right end of the rotary joint body (1), an oil filling port (13) is arranged on the upper pipe surface of the rotary joint body (1), and an oil storage barrel (3) is connected to the inner side of the oil filling port (13) in a sealing and screwing mode.

4. A swivel according to claim 1, characterized in that the upper surface of the oil storage barrel (3) is provided with an oil inlet (31); and a sealing plug is plugged into the oil inlet (31), and lubricating oil is filled in the oil storage barrel (3).

5. A swivel according to claim 1, characterized in that the swivel body (1) is connected to the swivel flange head (2) by means of a gear shaft and a gear transmission, and that the swivel body (1) is provided with concave ball grooves (14) equidistant from the swivel groove walls.

6. A swivel according to claim 1, characterized in that balls (23) are arranged between the ball grooves (14) and the swivel sleeves (22) of the swivel flange head (2), and the surfaces of the balls (23) are attached with oil absorbing cotton blocks (4).

7. A swivel according to claim 1, characterized in that the oil storage tank (3), the oil liquid channel (12) and the oil absorbing cotton block (4) constitute a visual lubrication structure of the swivel body (1).