Oil cylinder with protection function

Abstract

The utility model discloses an oil cylinder with a protection function, which relates to the field of oil cylinders and comprises an oil cylinder body, a telescopic rod is arranged on the oil cylinder body, a lower mounting ring and an upper mounting ring are fixedly sleeved on the outer side of the hydraulic oil cylinder, and a plurality of protection baffles are mounted between the lower mounting ring and the upper mounting ring. The protection baffles are arranged to be of an arc-shaped structure, and buffering assemblies are arranged between the multiple protection baffles and the oil cylinder body. According to the oil cylinder, the six protective baffles are circumferentially arranged on the outer side of the oil cylinder body and can play a role in external protection, when the oil cylinder body is impacted, the impact force of impact can fall on the protective baffles, at the moment, the protective baffles move to extrude buffer springs and anti-collision buffer balls on the buffer assemblies, the impact force can be absorbed, and the impact force can be reduced. And the movable groove and the movable block are arranged, so that position limiting can be conducted on movement of the protection baffle, and the anti-collision protection performance is high.

Description

Technical Field

[0001] The utility model relates to the technical field of oil cylinders, in particular to an oil cylinder with a protective function. Background Art

[0002] The hydraulic cylinder is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has a simple structure and reliable operation. When it is used to achieve reciprocating motion, the deceleration device can be eliminated, and there is no transmission gap, and the motion is smooth. Therefore, it is widely used in the hydraulic systems of various machines. During the use of the hydraulic cylinder, the outer part of the hydraulic cylinder is correspondingly protected. After being hit by foreign objects, the hydraulic cylinder will cause impact deformation to the inner tube under the impact of the impact, thereby causing damage. Therefore, a cylinder with a protective function is needed to meet people's needs. Utility Model Content

[0003] The utility model aims to provide an oil cylinder with a protective function to solve the problem that when the hydraulic cylinder is in use, the corresponding protection of the outside of the hydraulic cylinder will cause impact deformation to the inner tube of the hydraulic cylinder under the impact of foreign objects, thereby causing damage.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cylinder with a protective function, comprising a cylinder body, a telescopic rod being provided on the cylinder body, a lower mounting ring and an upper mounting ring being fixedly sleeved on the outer side of the cylinder body, a plurality of protective baffles being installed between the lower mounting ring and the upper mounting ring, the protective baffles being arranged in an arc-shaped structure, a buffer assembly being arranged between the plurality of protective baffles and the cylinder body, the arrangement of the buffer assembly providing impact protection between the protective baffles and the cylinder body, a driving ring being fixedly sleeved on the telescopic rod, and an upper protective assembly being arranged on the driving ring.

[0005] Preferably, a plurality of movable grooves are provided on the sides of the lower mounting ring and the upper mounting ring close to each other, movable blocks are fixedly installed on both sides of the plurality of protective baffles, and the plurality of movable blocks are slidably installed in the plurality of movable grooves respectively.

[0006] Preferably, the buffer assembly includes multiple buffer springs and anti-collision buffer balls fixedly mounted on one side of the protective baffle, one side of the multiple buffer springs and the multiple anti-collision buffer balls are fixedly mounted on one side of the cylinder body, and the multiple buffer springs and the multiple anti-collision buffer balls are staggered.

[0007] Preferably, the upper protection component includes a plurality of extrusion grooves opened on the outside of the driving ring, an extrusion rod is movably installed in the extrusion groove, one end of the extrusion rod extends outside the extrusion groove and is fixedly installed with an arc-shaped protection plate, and a protective pad is installed on the outside of the arc-shaped protection plate.

[0008] Preferably, one end of the extrusion rod is fixedly mounted with one end of an extrusion spring, and the other end of the extrusion spring is fixedly mounted on one inner wall of the extrusion groove.

[0009] Preferably, a bottom connecting end is fixedly mounted on one side of the oil cylinder body, and a top connecting end is mounted on one side of the telescopic rod.

[0010] Preferably, six protective baffles are provided and six protective pads are provided, and the six protective baffles and protective pads are arranged in a circular array.

[0011] The beneficial effects of the utility model are:

[0012] In the utility model, six protective baffles are arranged on the outer side of the oil cylinder body, which can play the role of external protection. When the oil cylinder body is hit, the impact force of the impact will fall on the protective baffle. At this time, the protective baffle moves, and the buffer spring and the anti-collision buffer ball on the squeezing buffer assembly absorb the impact force and reduce the damage to the oil cylinder body caused by the impact. The movable groove and movable block can limit the movement of the protective baffle, and the anti-collision protection is strong.

[0013] In the utility model, a driving ring is provided on the telescopic rod, and an arc-shaped protective plate is installed on the outer side of the driving ring. The arc-shaped protective plate can provide protection. A protective pad is provided on one side of the arc-shaped protective plate, which has a good protective effect. The protective pad has a good impact reduction effect. At the same time, the extrusion rod moves in the extrusion groove and compresses the extrusion spring. The extrusion spring can also reduce the impact, thereby effectively reducing the impact force and playing an anti-collision protection role. The impact is not easy to act directly on the telescopic rod, and the protection is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a left-view stereoscopic structural diagram of an oil cylinder with a protective function proposed by the utility model;

[0015] Figure 2 This is a right-view stereoscopic structural diagram of an oil cylinder with a protective function proposed by the utility model;

[0016] Figure 3 This is a schematic structural diagram of a cross-section of an oil cylinder with a protective function proposed by the utility model;

[0017] Figure 4 This is a partial three-dimensional structural schematic diagram of an oil cylinder with a protective function proposed by the utility model;

[0018] Figure 5 The utility model provides a hydraulic cylinder with a protective function. Figure 2 Schematic diagram of the structure of part A.

[0019] In the figure: 1. Cylinder body; 2. Telescopic rod; 3. Bottom connecting end; 4. Top connecting end; 5. Lower mounting ring; 6. Upper mounting ring; 7. Driving ring; 8. Protective baffle; 9. Movable groove; 10. Movable block; 11. Buffer spring; 12. Anti-collision buffer ball; 13. Arc protection plate; 14. Protective pad; 15. Extrusion groove; 16. Extrusion rod; 17. Extrusion spring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] According to the attached Figure 1-5 As shown, a cylinder with a protective function comprises a cylinder body 1, a telescopic rod 2 is provided on the cylinder body 1, a lower mounting ring 5 and an upper mounting ring 6 are fixedly sleeved on the outer side of the cylinder body 1, a plurality of protective baffles 8 are installed between the lower mounting ring 5 and the upper mounting ring 6, the protective baffles 8 are arranged in an arc-shaped structure, a buffer component is arranged between the plurality of protective baffles 8 and the cylinder body 1, and the setting of the buffer component provides impact protection between the protective baffles 8 and the cylinder body 1, a driving ring 7 is fixedly sleeved on the telescopic rod 2, an upper protective component is provided on the driving ring 7, a bottom connecting end 3 is fixedly installed on one side of the cylinder body 1, and a top connecting end 4 is installed on one side of the telescopic rod 2.

[0022] Specifically, a plurality of movable grooves 9 are provided on the side where the lower mounting ring 5 and the upper mounting ring 6 are close to each other, and movable blocks 10 are fixedly installed on both sides of the plurality of protective baffles 8. The plurality of movable blocks 10 are respectively slidably installed in the plurality of movable grooves 9. The buffer assembly includes a plurality of buffer springs 11 and anti-collision buffer balls 12 fixedly installed on one side of the protective baffle 8. One side of the plurality of buffer springs 11 and the plurality of anti-collision buffer balls 12 are fixedly installed on one side of the oil cylinder body 1. The plurality of buffer springs 11 and the plurality of anti-collision buffer balls 12 are staggered. A lower mounting ring 5 and an upper mounting ring 6 are provided on the outer side of the oil cylinder body 1. Six protective baffles 8 are arranged between the mounting ring 5 and the upper mounting ring 6. The six protective baffles 8 are circumferentially arranged on the outside of the cylinder body 1 to provide external protection. When the cylinder body 1 is hit, the impact force of the impact will fall on the protective baffles 8. At this time, the protective baffles 8 move, squeezing the buffer springs 11 and anti-collision buffer balls 12 on the buffer assembly. The buffer springs 11 and anti-collision buffer balls 12 on the buffer assembly will absorb the impact force and reduce the damage to the cylinder body 1 caused by the impact. The movable grooves 9 and movable blocks 10 are arranged to limit the movement of the protective baffles 8, and the anti-collision protection is strong.

[0023] Specifically, the upper protection assembly includes a plurality of extrusion grooves 15 provided on the outside of the driving ring 7, an extrusion rod 16 is movably installed in the extrusion groove 15, one end of the extrusion rod 16 extends outside the extrusion groove 15, and is fixedly installed with an arc-shaped protection plate 13, a protection pad 14 is installed on the outside of the arc-shaped protection plate 13, one end of the extrusion rod 16 is fixedly installed with one end of an extrusion spring 17, and the other end of the extrusion spring 17 is fixedly installed on one side inner wall of the extrusion groove 15, six protection baffles 8 are provided, and six protection pads 14 are provided, and the six protection baffles 8 and the protection pads 14 are all in A circular array is arranged, and a driving ring 7 is provided on the telescopic rod 2. An arc-shaped protective plate 13 is installed on the outer side of the driving ring 7. The arc-shaped protective plate 13 can provide protection. A protective pad 14 is provided on one side of the arc-shaped protective plate 13, which has a good protective effect. The protective pad 14 has a good impact reduction effect. At the same time, the extrusion rod 16 moves in the extrusion groove 15 and compresses the extrusion spring 17. The extrusion spring 17 can also reduce the impact, thereby effectively reducing the impact force and playing an anti-collision protection role. The impact is not easy to act directly on the telescopic rod 2, and the protection is good.

[0024] How this utility works:

[0025] In the utility model, a lower mounting ring 5 and an upper mounting ring 6 are provided on the outer side of the oil cylinder body 1, and six protective baffles 8 are provided between the lower mounting ring 5 and the upper mounting ring 6. The six protective baffles 8 are circumferentially arranged on the outer side of the oil cylinder body 1 to play a role in external protection. When the oil cylinder body 1 is hit, the impact force of the impact will fall on the protective baffles 8. At this time, the protective baffles 8 move, squeezing the buffer spring 11 and the anti-collision buffer ball 12 on the buffer assembly. The buffer spring 11 and the anti-collision buffer ball 12 on the buffer assembly will absorb the impact force and reduce the damage to the oil cylinder body 1 caused by the impact. The movable groove 9 and the movable Block 10 can limit the movement of the protective baffle 8, and has strong anti-collision protection. A driving ring 7 is provided on the telescopic rod 2, and an arc-shaped protective plate 13 is installed on the outer side of the driving ring 7. The arc-shaped protective plate 13 can provide protection. A protective pad 14 is provided on one side of the arc-shaped protective plate 13, which has a good protective effect. The protective pad 14 has a good impact reduction effect. At the same time, the extrusion rod 16 moves in the extrusion groove 15 and compresses the extrusion spring 17. The extrusion spring 17 can also reduce the impact, thereby effectively reducing the impact force and playing an anti-collision protection role. The impact is not easy to directly act on the telescopic rod 2, with good protection and easy use.

[0026] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A cylinder with a protective function, comprising a cylinder body (1), wherein a telescopic rod (2) is provided on the cylinder body (1), and characterized in that: The outer side of the oil cylinder body (1) is fixedly sleeved with a lower mounting ring (5) and an upper mounting ring (6); a plurality of protective baffles (8) are installed between the lower mounting ring (5) and the upper mounting ring (6); the protective baffles (8) are arranged in an arc-shaped structure; a buffer assembly is arranged between the plurality of protective baffles (8) and the oil cylinder body (1); the arrangement of the buffer assembly provides impact protection between the protective baffles (8) and the oil cylinder body (1); a driving ring (7) is fixedly sleeved on the telescopic rod (2); an upper protection assembly is arranged on the driving ring (7); the buffer assembly comprises a plurality of buffer springs (11) and anti-collision buffer balls (12) fixedly installed on one side of the protective baffle (8); one side of the plurality of buffer springs (11) and the plurality of anti-collision buffer balls (12) are fixedly installed on one side of the oil cylinder body (1); and the plurality of buffer springs (11) and the plurality of anti-collision buffer balls (12) are arranged in a staggered manner.

2. The oil cylinder with protective function according to claim 1, characterized in that: A plurality of movable grooves (9) are provided on the sides of the lower mounting ring (5) and the upper mounting ring (6) that are close to each other, and movable blocks (10) are fixedly installed on both sides of the plurality of protective baffles (8), and the plurality of movable blocks (10) are respectively slidably installed in the plurality of movable grooves (9).

3. The oil cylinder with protective function according to claim 1, characterized in that: The upper protection component comprises a plurality of extrusion grooves (15) arranged on the outside of the driving ring (7), an extrusion rod (16) being movably installed in the extrusion groove (15), one end of the extrusion rod (16) extending outside the extrusion groove (15) and fixedly installed with an arc-shaped protection plate (13), and a protection pad (14) being installed on the outside of the arc-shaped protection plate (13).

4. The oil cylinder with protective function according to claim 3, characterized in that: One end of the extrusion rod (16) is fixedly mounted with one end of an extrusion spring (17), and the other end of the extrusion spring (17) is fixedly mounted on one inner wall of the extrusion groove (15).

5. The oil cylinder with protective function according to claim 1, characterized in that: A bottom connecting end (3) is fixedly mounted on one side of the oil cylinder body (1), and a top connecting end (4) is mounted on one side of the telescopic rod (2).

6. The oil cylinder with protective function according to claim 3, characterized in that: The protective baffles (8) are provided in six pieces, and the protective pads (14) are provided in six pieces. The six protective baffles (8) and protective pads (14) are arranged in a circular array.

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