Hydraulic oil cylinder control structure

Abstract

The utility model relates to the technical field of control structures, in particular to a hydraulic oil cylinder control structure which comprises a U-shaped oil tank, a hydraulic pump body and a heat exchanger are fixedly installed on the inner wall of the U-shaped oil tank through bolts, and the heat exchanger is connected with the U-shaped oil tank through a pipeline. The device has the advantages that after a hydraulic pump body and a heat exchanger are installed by a worker, the two control plates are pressed to compress the spring, at the moment, the pin shaft can be driven to retract into the cover plate, then the positioning plate is inserted into the positioning groove, the control plates are loosened, and the spring in the compressed state can reset; when the hydraulic pump body is in use, the pin shaft can be driven to be inserted into the pin hole, the cover plate can be assembled on the U-shaped oil tank, and the hydraulic pump body is located between the U-shaped oil tank and the cover plate, so that the size of the whole control structure can be reduced, the hydraulic pump body can be protected, and noise generated by the hydraulic pump body can be blocked by the first sound insulation plate and the second sound insulation plate; and the noise reduction effect can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of control structures, in particular to a hydraulic cylinder control structure. Background Art

[0002] A hydraulic cylinder, abbreviated as an oil cylinder, is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion. Its structure is simple and reliable. When using it to achieve reciprocating motion, a speed reduction device can be omitted, and there is no transmission gap, and the motion is stable. Therefore, it is widely used in the hydraulic systems of various machines. The hydraulic cylinder control structure is a hydraulic pump. By the hydraulic pump, the oil in the fuel tank is pumped into the hydraulic cylinder, and the piston rod can be controlled to extend.

[0003] At present, the hydraulic cylinder control structure mainly includes a fuel tank, a pipeline and a hydraulic pump. The hydraulic pump is installed on the fuel tank by bolts, and the fuel tank and the hydraulic pump are connected by a pipeline. The output end of the hydraulic pump is connected to the hydraulic cylinder through a pipeline. During the operation of the hydraulic pump, due to the movement and mutual collision of internal mechanical components, mechanical vibration will be generated, and then noise will be generated. The noise will deteriorate the working environment, make the operator feel uncomfortable, and reduce the work efficiency. Therefore, a hydraulic cylinder control structure is needed to solve the above problems. Summary of the Utility Model

[0004] The purpose of the present utility model aims to solve at least one of the technical defects.

[0005] For this reason, an object of the present utility model is to provide a hydraulic cylinder control structure to solve the problems mentioned in the background art and overcome the deficiencies existing in the prior art.

[0006] To achieve the above object, an embodiment of one aspect of the present utility model provides a hydraulic cylinder control structure, including a U-shaped fuel tank. A hydraulic pump body and a heat exchanger are fixedly installed on the inner wall of the U-shaped fuel tank by bolts. The heat exchanger is connected to the U-shaped fuel tank through a pipeline. The input end of the hydraulic pump body is connected to the heat exchanger through a pipeline. A cover plate is slidably connected to the inner wall of the U-shaped fuel tank. The cover plate is located directly above the hydraulic pump body. A groove is formed on the top surface of the cover plate. Two control plates are slidably connected to the inner wall of the groove. A spring is fixedly connected between the two control plates. One end of the control plate away from the spring is fixedly connected to a pin shaft. The pin shaft is slidably connected to the cover plate and is engaged with the U-shaped fuel tank.

[0007] Preferably, according to any of the above solutions, two first sound insulation plates are fixedly connected to the inner wall of the U-shaped fuel tank, and a second sound insulation plate is fixedly connected to the bottom surface of the cover plate. The two first sound insulation plates are symmetrically distributed on both sides of the hydraulic pump body, and the second sound insulation plate is located directly above the hydraulic pump body.

[0008] Preferably, according to any of the above solutions, two assembly plates are fixedly installed on the side of the U-shaped fuel tank through bolts, and a plurality of heat dissipation fans are installed inside each assembly plate. The output end of the hydraulic pump body is fixedly connected with an oil delivery pipe, and the oil delivery pipe is located between the two assembly plates.

[0009] Preferably, according to any of the above solutions, a plurality of reinforcing ribs are fixedly connected to the outer surface of the U-shaped fuel tank, and a connecting plate is fixedly connected to the inner wall of the U-shaped fuel tank.

[0010] Preferably, according to any of the above solutions, a pin hole is formed in the inner wall of the U-shaped fuel tank, and the pin shaft is clamped with the U-shaped fuel tank through the pin hole.

[0011] Preferably, according to any of the above solutions, a support plate is fixedly connected to the inner wall of the U-shaped fuel tank, a positioning groove is formed in the top surface of the support plate, a positioning plate is fixedly connected to the bottom surface of the cover plate, and the positioning plate is clamped with the support plate through the positioning groove.

[0012] Compared with the prior art, the advantages and beneficial effects of the present utility model are as follows:

[0013] When the oil cylinder control structure needs to be used, the hydraulic pump body and the heat exchanger can be fixedly installed inside the U-shaped fuel tank through bolts. Then, pipes are used to connect the U-shaped fuel tank, the hydraulic pump body and the heat exchanger, and the oil delivery pipe is connected to the cylinder body of the hydraulic cylinder. By controlling the hydraulic pump body to make the oil flow into and out of the cylinder body, the piston rod can be controlled to slide inside the cylinder body. After the hydraulic pump body and the heat exchanger are installed, press the two control plates to compress the spring. At this time, the pin shaft can be driven to retract into the cover plate. Then, insert the positioning plate into the positioning groove and release the control plates. The compressed spring will reset and drive the pin shaft to be inserted into the pin hole, so that the cover plate can be assembled to the U-shaped fuel tank. At this time, the hydraulic pump body is located between the U-shaped fuel tank and the cover plate, which can not only reduce the volume of the entire control structure, but also protect the hydraulic pump body. The noise generated by the hydraulic pump body will be blocked by the first sound insulation plate and the second sound insulation plate, which can achieve the effect of noise reduction. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of the first perspective of the assembly of the present utility model;

[0015] Figure 2 is a schematic structural diagram of the second perspective of the assembly of the present utility model;

[0016] Figure 3 is an exploded view structural diagram of the assembly of the present utility model;

[0017] Figure 4 is a schematic structural diagram of the U-shaped fuel tank of the present utility model;

[0018] Figure 5 This is a schematic structural view of the cover plate of the present utility model.

[0019] In the figure: 1 - U-shaped fuel tank, 2 - hydraulic pump body, 3 - heat exchanger, 4 - cover plate, 5 - groove, 6 - control board, 7 - spring, 8 - pin shaft, 9 - first sound insulation board, 10 - second sound insulation board, 11 - assembly board, 12 - radiator fan, 13 - oil pipeline, 14 - reinforcing rib, 15 - connecting plate, 16 - pin hole, 17 - support plate, 18 - positioning groove, 19 - positioning plate. Specific embodiments

[0020] The following further describes the present utility model with reference to the accompanying drawings, but the protection scope of the present utility model is not limited to the following.

[0021] As Figures 1 to 5 shown, a hydraulic cylinder control structure includes a U-shaped fuel tank 1. The inner wall of the U-shaped fuel tank 1 is fixedly installed with a hydraulic pump body 2 and a heat exchanger 3 through bolts. The heat exchanger 3 is connected to the U-shaped fuel tank 1 through a pipeline. The input end of the hydraulic pump body 2 is connected to the heat exchanger 3 through a pipeline. The inner wall of the U-shaped fuel tank 1 is slidably connected with a cover plate 4. The cover plate 4 is located directly above the hydraulic pump body 2. A groove 5 is formed on the top surface of the cover plate 4. Two control boards 6 are slidably connected to the inner wall of the groove 5. A spring 7 is fixedly connected between the two control boards 6. One end of the control board 6 away from the spring 7 is fixedly connected with a pin shaft 8. The pin shaft 8 is slidably connected with the cover plate 4 and is clamped with the U-shaped fuel tank 1.

[0022] As an alternative technical solution of the present utility model, two first sound insulation boards 9 are fixedly connected to the inner wall of the U-shaped fuel tank 1. A second sound insulation board 10 is fixedly connected to the bottom surface of the cover plate 4. The two first sound insulation boards 9 are symmetrically distributed on both sides of the hydraulic pump body 2. The second sound insulation board 10 is located directly above the hydraulic pump body 2. The hydraulic pump body 2 is located between the U-shaped fuel tank 1 and the cover plate 4, which can not only reduce the volume of the entire control structure, but also the noise generated by the hydraulic pump body 2 will be blocked by the first sound insulation board 9 and the second sound insulation board 10, achieving a noise reduction effect.

[0023] As an alternative technical solution of the present utility model, two assembly boards 11 are fixedly installed on the side surface of the U-shaped fuel tank 1 through bolts. A plurality of radiator fans 12 are installed inside each assembly board 11. The output end of the hydraulic pump body 2 is fixedly connected with an oil pipeline 13. The oil pipeline 13 is located between the two assembly boards 11. After the radiator fans 12 are turned on, they can dissipate heat from the hydraulic pump body 2.

[0024] As an alternative technical solution of the present utility model, a plurality of reinforcing ribs 14 are fixedly connected to the outer surface of the U-shaped fuel tank 1. A connecting plate 15 is fixedly connected to the inner wall of the U-shaped fuel tank 1. The arrangement of the reinforcing ribs 14 and the connecting plate 15 can increase the strength of the U-shaped fuel tank 1.

[0025] As an alternative technical solution of the present utility model, a pin hole 16 is provided on the inner wall of the U-shaped fuel tank 1. The pin shaft 8 is clamped with the U-shaped fuel tank 1 through the pin hole 16. When the control board 6 is released, the spring 7 in the compressed state will reset, which can drive the pin shaft 8 to be inserted into the pin hole 16, and the cover plate 4 can be assembled onto the U-shaped fuel tank 1, which is convenient for disassembling and installing the cover plate 4.

[0026] As an alternative technical solution of the present utility model, a support plate 17 is fixedly connected to the inner wall of the U-shaped fuel tank 1. A positioning groove 18 is provided on the top surface of the support plate 17. A positioning plate 19 is fixedly connected to the bottom surface of the cover plate 4. The positioning plate 19 is clamped with the support plate 17 through the positioning groove 18. Inserting the positioning plate 19 into the positioning groove 18 can make the connection between the cover plate 4 and the U-shaped fuel tank 1 more firm.

[0027] A hydraulic cylinder control structure has the following working principle:

[0028] 1): When the hydraulic cylinder control structure needs to be used, the hydraulic pump body 2 and the heat exchanger 3 can be fixed inside the U-shaped fuel tank 1 by bolts, and then the U-shaped fuel tank 1, the hydraulic pump body 2 and the heat exchanger 3 are connected by pipes.

[0029] 2): After the installation of the hydraulic pump body 2 and the heat exchanger 3 is completed, press the two control boards 6 to compress the spring 7. At this time, the pin shaft 8 can be driven to retract into the cover plate 4.

[0030] 3): Insert the positioning plate 19 into the positioning groove 18 and release the control board 6. The spring 7 in the compressed state will reset, which can drive the pin shaft 8 to be inserted into the pin hole 16, and the cover plate 4 can be assembled onto the U-shaped fuel tank 1.

[0031] In summary, for the hydraulic cylinder control structure, when it is necessary to use the cylinder control structure, the hydraulic pump body 2 and the heat exchanger 3 can be fixed inside the U-shaped fuel tank 1 by bolts. Subsequently, the U-shaped fuel tank 1, the hydraulic pump body 2, and the heat exchanger 3 are connected by pipelines, and the oil delivery pipe 13 is connected to the cylinder body of the hydraulic cylinder. By controlling the inflow and outflow of oil fluid into and out of the cylinder body by the hydraulic pump body 2, the piston rod can be controlled to slide inside the cylinder body. After the installation of the hydraulic pump body 2 and the heat exchanger 3 is completed, press the two control plates 6 to compress the spring 7. At this time, the pin shaft 8 can be driven to retract into the cover plate 4. Subsequently, the positioning plate 19 is inserted into the positioning groove 18 and the control plate 6 is released. The compressed spring 7 will reset and drive the pin shaft 8 to be inserted into the pin hole 16, and the cover plate 4 can be assembled onto the U-shaped fuel tank 1. At this time, the hydraulic pump body 2 is located between the U-shaped fuel tank 1 and the cover plate 4, which can not only reduce the volume of the entire control structure, but also protect the hydraulic pump body 2. The noise generated by the hydraulic pump body 2 will be blocked by the first sound insulation plate 9 and the second sound insulation plate 10, which can achieve the effect of noise reduction.

Claims

1. A hydraulic cylinder control structure, characterized in that: The invention comprises a U-shaped oil tank (1), wherein a hydraulic pump body (2) and a heat exchanger (3) are fixedly installed on the inner wall of the U-shaped oil tank (1) by bolts, wherein the heat exchanger (3) is connected to the U-shaped oil tank (1) by a pipeline, and the input end of the hydraulic pump body (2) is connected to the heat exchanger (3) by a pipeline, and the inner wall of the U-shaped oil tank (1) is slidably connected to a cover plate (4), wherein the cover plate (4) is located directly above the hydraulic pump body (2), and a groove (5) is provided on the top surface of the cover plate (4), and two control plates (6) are slidably connected to the inner wall of the groove (5), and a spring (7) is fixedly connected between the two control plates (6), and a pin shaft (8) is fixedly connected to one end of the control plate (6) away from the spring (7), and the pin shaft (8) is slidably connected to the cover plate (4), and the pin shaft (8) is clamped to the U-shaped oil tank (1).

2. A hydraulic cylinder control structure according to claim 1, characterized in that: Two first sound insulation plates (9) are fixedly connected to the inner wall of the U-shaped oil tank (1), and a second sound insulation plate (10) is fixedly connected to the bottom surface of the cover plate (4). The two first sound insulation plates (9) are symmetrically distributed on both sides of the hydraulic pump body (2), and the second sound insulation plate (10) is located directly above the hydraulic pump body (2).

3. A hydraulic cylinder control structure according to claim 2, characterized in that: Two assembly plates (11) are fixedly mounted on the side of the U-shaped oil tank (1) by means of bolts, a plurality of cooling fans (12) are mounted inside each of the assembly plates (11), and an oil delivery pipe (13) is fixedly connected to the output end of the hydraulic pump body (2), and the oil delivery pipe (13) is located between the two assembly plates (11).

4. A hydraulic cylinder control structure according to claim 3, characterized in that: A plurality of reinforcing ribs (14) are fixedly connected to the outer surface of the U-shaped oil tank (1), and a connecting plate (15) is fixedly connected to the inner wall of the U-shaped oil tank (1).

5. A hydraulic cylinder control structure according to claim 4, characterized in that: The inner wall of the U-shaped oil tank (1) is provided with a pin hole (16), and the pin shaft (8) is clamped with the U-shaped oil tank (1) through the pin hole (16).

6. A hydraulic cylinder control structure according to claim 5, characterized in that: A support plate (17) is fixedly connected to the inner wall of the U-shaped oil tank (1), a positioning groove (18) is provided on the top surface of the support plate (17), and a positioning plate (19) is fixedly connected to the bottom surface of the cover plate (4), and the positioning plate (19) is clamped with the support plate (17) via the positioning groove (18).

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