Sleeve assembly with anti-abrasion inner pipe

Abstract

The utility model provides an anti-wear inner pipe sleeve assembly, which relates to the technical field of inner pipe sleeve assemblies, and comprises an inner pipe, the outer surface of the inner pipe is provided with a fixing line, the outer surface of the fixing line is sleeved with an outer pipe, the outer pipe is internally provided with a fixing groove, the fixing groove is internally provided with a placing groove, and the placing groove is provided with an anti-wear function. A groove is formed in the surface of the rear end of the containing groove in a penetrating mode, and a ball is fixedly arranged in the fixing groove in a sleeved mode. Through the arrangement of the structures such as the inner pipe, the fixing lines, the outer pipe, the fixing grooves, the placing grooves, the grooves, the balls, the springs, the placing boxes, the fixing boxes, the air bags and the limiting blocks, in the using process of equipment, lubricating oil is arranged, the sliding effect of the balls can be maintained, and the balls are prevented from being abraded in the using process of the equipment; and the situation that equipment cannot be normally used is avoided, smooth usability of the equipment is improved, meanwhile, the situation that the equipment cannot be normally used can be effectively prevented, and abrasion resistance of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of inner tube sleeve components, in particular to an inner tube sleeve component with anti-wear function. Background Art

[0002] As a common facility for conveying and transmitting media, pipelines are widely used in industries such as industry, energy, chemical industry, petroleum, and water. However, long-term use will cause wear and corrosion on the internal surface of the pipeline, reducing the service life and operating efficiency of the pipeline. The emergence of inner pipe sleeve assemblies not only solves the limitations of traditional protection methods, but also provides a more reliable pipeline protection solution for various industries and fields. From chemical industry, petroleum, water to medical, aerospace and other fields, inner pipe sleeve assemblies are widely used to ensure the safe operation and durability of pipelines. Publication number: CN210830919U discloses a wear-resistant inner tube sleeve assembly, including a sleeve and a fixed tube, the inner wall of the sleeve is surrounded by an arc groove, and the upper center of the sleeve is fixedly connected with a fixed tube, the inner sleeve is slidably connected with the inner tube, and the inner two sides of the sleeve are provided with fixed holes, the two side walls of the inner tube are linearly and equidistantly provided with limit holes, and the side wall of the inner tube is surrounded by a hinge hole, the outer part of the inner tube is sleeved with a second rubber sealing ring, and a second limit block is arranged below the second rubber sealing ring, and the second limit block is fixedly mounted on the front surface of the inner tube, and the inner part of the hinge hole is rotatably connected with a ball. In the utility model, by pulling the inner tube, the ball rotatably connected to the side wall of the inner tube rolls under the action of force, and the relative sliding between the sleeve and the inner tube is changed into rolling, the friction between the inner tube and the outer tube is reduced, and the wear resistance of the assembly is improved. However, for the above-mentioned equipment, during the use of the equipment, the ball may be worn after long-term use. After the ball is worn, the equipment may be sluggish during use and cannot be used smoothly. At the same time, it may cause the equipment to fail to work normally. The wear resistance of the equipment is low and needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: an anti-wear inner tube sleeve assembly, comprising an inner tube, the outer surface of the inner tube is provided with a fixing pattern, the outer surface of the fixing pattern is sleeved with an outer tube, the interior of the outer tube is provided with a fixing groove, the interior of the fixing groove is provided with a placement groove, the rear end surface of the placement groove is penetrated with a groove, the interior of the fixing groove is fixedly sleeved with a round ball, the interior of the placement groove is fixed with a spring, the surface of the outer tube is fixedly installed with a placement box, the surface of the placement box is fixedly installed with a fixing box, the interior of the fixing box is fixedly installed with an airbag, the surface of the inner tube is fixedly installed with a limiting block, and the interior of the placement box is placed with lubricating oil.

[0005] Preferably, one end of the spring is connected to the surface of the placement groove, and the other end of the spring is sleeved inside the bottom end of the ball. Here, by arranging the spring to be connected to both ends, the movement effect of the outer tube can be increased.

[0006] Preferably, the surface of the outer tube is provided with anti-skid patterns. Here, by providing the anti-skid patterns, the friction between the hand and the device can be increased when the outer tube is pulled.

[0007] Preferably, the pipeline of the airbag is inserted inside the placement box. Here, by arranging the airbag pipeline to be inserted inside the placement box, the infusion effect of the lubricating oil can be increased.

[0008] Preferably, the groove is connected to the inside of the placement box. Here, by arranging the groove and the placement box to be connected, it is convenient for lubricating oil to lubricate.

[0009] Preferably, the top of the placement box is provided with a first insertion groove, a sealing ring is inserted inside the first insertion groove, and the top of the placement box is provided with a second insertion groove, a sealing cover is inserted inside the second insertion groove. Here, by providing the sealing cover and the sealing ring, the injection of lubricating oil can be facilitated and the sealing effect of the placement box can be increased.

[0010] Preferably, a pull block is fixedly installed on the top of the sealing cover plate. Here, by setting the pull block, it is convenient for the staff to inject lubricating oil.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, by arranging the inner tube, fixed pattern, outer tube, fixed groove, placement groove, groove, ball, spring, placement box, fixed box, airbag, limiting block and other structures, during the use of the equipment, by arranging lubricating oil, the sliding effect of the ball can be maintained and the ball can be prevented from being worn during the use of the equipment, thereby avoiding the equipment from being unable to be used normally and increasing the smoothness of the equipment. At the same time, it can effectively prevent the equipment from being unable to be used normally and increase the wear resistance of the equipment.

[0013] 2. In the utility model, by providing the first insertion groove, the sealing ring, the second insertion groove, the sealing cover plate and the like, by providing the sealing cover plate and the sealing ring, lubricating oil can be added after the lubricating oil is used up, and the sealing effect of the placement box can be increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A three-dimensional structural schematic diagram of a wear-resistant inner tube sleeve assembly is proposed for the utility model;

[0015] Figure 2 A schematic diagram of an explosion structure with an anti-wear inner tube casing assembly is proposed for the utility model;

[0016] Figure 3 A schematic cross-sectional structure diagram of a wear-resistant inner tube casing assembly is provided for the utility model;

[0017] Figure 4 The utility model proposes a wear-resistant inner tube sleeve assembly Figure 2 Enlarged view of point A in the middle.

[0018] Legend:

[0019] 1. Inner tube; 2. Fixing pattern; 3. Outer tube; 4. Fixing groove; 5. Placement groove; 6. Groove; 7. Ball; 8. Spring; 9. Placement box; 10. Fixing box; 11. Airbag; 12. Limiting block; 13. Lubricating oil; 14. Anti-skid pattern; 15. First insertion groove; 16. Sealing ring; 17. Second insertion groove; 18. Sealing cover plate; 19. Pull block. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0022] Embodiment 1

[0023] See also Figure 1-3 The utility model provides a technical solution: an anti-wear inner tube sleeve assembly, comprising an inner tube 1, a fixing pattern 2 is provided on the outer surface of the inner tube 1, an outer tube 3 is sleeved on the outer surface of the fixing pattern 2, a fixing groove 4 is provided inside the outer tube 3, a placement groove 5 is provided inside the fixing groove 4, a groove 6 is provided on the rear end surface of the placement groove 5, a ball 7 is fixedly sleeved inside the fixing groove 4, a spring 8 is fixed inside the placement groove 5, by pulling the outer tube 3, the outer tube 3 moves to drive the ball 7 to move, and then the ball 7 moves to drive the spring 8 to squeeze The outer tube 3 is moved after pressure movement, and the length of the inner tube 1 can be adjusted. A placement box 9 is fixedly installed on the surface of the outer tube 3, a fixing box 10 is fixedly installed on the surface of the placement box 9, an air bag 11 is fixed inside the fixing box 10, a limiting block 12 is fixedly installed on the surface of the inner tube 1, and lubricating oil 13 is placed inside the placement box 9. By squeezing the air bag 11, the air bag 11 transmits gas to the inside of the placement groove 5, and the lubricating oil 13 inside the placement groove 5 can be transported to the inside of the fixed groove 4. By rotating the ball 7, the wear resistance of the equipment can be increased.

[0024] See also Figure 1-4 One end of the spring 8 is connected to the surface of the placement groove 5, and the other end of the spring 8 is internally sleeved on the bottom end of the ball 7. The surface of the outer tube 3 is provided with anti-slip grooves 14. The pipeline of the airbag 11 is inserted into the interior of the placement box 9. The groove 6 is connected through the interior of the placement box 9. A pull block 19 is fixedly installed on the top of the sealing cover plate 18. By setting the pull block 19, when the staff adds lubricating oil 13, it is convenient for the staff to open the sealing cover plate 18, thereby increasing the convenience of the equipment.

[0025] Embodiment 2

[0026] See also Figure 4 A first insertion groove 15 is provided at the top of the placement box 9, a sealing ring 16 is inserted inside the first insertion groove 15, a second insertion groove 17 is provided at the top of the placement box 9, a sealing cover plate 18 is inserted inside the second insertion groove 17, and by arranging the sealing ring 16 and the sealing cover plate 18, the sealing effect of the placement box 9 can be increased to prevent the lubricating oil 13 from leaking during the use of the equipment.

[0027] Working principle: When the staff uses the equipment, they first contact the surface of the anti-slip groove 14, then pull the outer tube 3, and then the movement of the outer tube 3 drives the ball 7 to move, and then the movement of the ball 7 drives the spring 8 to perform an extrusion movement, so that the outer tube 3 can be moved, and the length of the inner tube 1 can be adjusted. When adding lubricating oil 13 to the ball 7, first contact the surface of the airbag 11, and then squeeze the airbag 11, and transmit the gas to the inside of the placement groove 5 through the airbag 11, and then the lubricating oil 13 inside the placement groove 5 can be transported to the inside of the fixed groove 4 through the surface of the groove 6. The ball 7 rotates and contacts the surface of the lubricating oil 13, so as to increase the wear resistance of the equipment. When it is necessary to add lubricating oil 13 to the equipment, first contact the surface of the pull block 19, and then pull the pull block 19, and drive the sealing cover plate 18 to move through the movement of the pull block 19, and then the sealing cover plate 18 is separated from the surface of the second insertion groove 17, and the lubricating oil 13 can be added.

[0028] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A wear-resistant inner tube casing assembly, comprising an inner tube (1), characterized in that: The outer surface of the inner tube (1) is provided with a fixing pattern (2), the outer surface of the fixing pattern (2) is sleeved with an outer tube (3), the inner surface of the outer tube (3) is provided with a fixing groove (4), the inner surface of the fixing groove (4) is provided with a placement groove (5), the rear end surface of the placement groove (5) is penetrated with a groove (6), the inner surface of the fixing groove (4) is sleeved with a round ball (7), the inner surface of the placement groove (5) is fixed with a spring (8), the surface of the outer tube (3) is fixedly provided with a placement box (9), the surface of the placement box (9) is fixedly provided with a fixing box (10), the inner surface of the fixing box (10) is fixedly provided with an air bag (11), the surface of the inner tube (1) is fixedly provided with a limiting block (12), and the inner surface of the placement box (9) is provided with lubricating oil (13).

2. The sleeve assembly with wear-resistant inner tube according to claim 1, characterized in that: One end of the spring (8) is connected to the surface of the placement groove (5), and the other end of the spring (8) is sleeved inside the bottom end of the ball (7).

3. The sleeve assembly with wear-resistant inner tube according to claim 1, characterized in that: The surface of the outer tube (3) is provided with anti-slip grooves (14).

4. The sleeve assembly with anti-wear inner tube according to claim 1, characterized in that: The pipeline of the air bag (11) is inserted into the interior of the placement box (9).

5. The sleeve assembly with wear-resistant inner tube according to claim 1, characterized in that: The groove (6) is connected through the interior of the placement box (9).

6. The sleeve assembly with wear-resistant inner tube according to claim 1, characterized in that: The top of the placement box (9) is provided with a first insertion groove (15), a sealing ring (16) is inserted inside the first insertion groove (15), and the top of the placement box (9) is provided with a second insertion groove (17), a sealing cover plate (18) is inserted inside the second insertion groove (17).

7. The sleeve assembly with wear-resistant inner tube according to claim 6, characterized in that: A pull block (19) is fixedly mounted on the top end of the sealing cover plate (18).

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