CN220581404U - Leakage-proof device for hydraulic power unit - Google Patents

Leakage-proof device for hydraulic power unit Download PDF

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Publication number
CN220581404U
CN220581404U CN202322260963.2U CN202322260963U CN220581404U CN 220581404 U CN220581404 U CN 220581404U CN 202322260963 U CN202322260963 U CN 202322260963U CN 220581404 U CN220581404 U CN 220581404U
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CN
China
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fixedly connected
oil
hydraulic power
bottom plate
power unit
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CN202322260963.2U
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Chinese (zh)
Inventor
宋大维
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Shandong Huachen Hydraulic Technology Co ltd
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Shandong Huachen Hydraulic Technology Co ltd
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Priority to CN202322260963.2U priority Critical patent/CN220581404U/en
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Abstract

The utility model discloses a leakage-proof device of a hydraulic power unit, which comprises a bottom plate for installing a hydraulic power element, wherein an oil tank is fixedly connected to the surface of the bottom plate, a mounting frame is fixedly connected to the surface of the bottom plate, a motor is fixedly connected to the top of the mounting frame, a hydraulic pump is fixedly installed on one side of the surface of the motor, an elbow pipe is installed between the oil tank and the hydraulic pump, a guide pipe is fixedly installed at the top of the hydraulic pump, an oil cylinder is fixedly installed on the surface of the bottom plate, and one end of the guide pipe is communicated with an oil inlet of the oil cylinder. According to the utility model, through the arrangement of the structures such as the spring, the driving block, the top plate and the sealing ring, the sealing ring on one side of the driving block drives the top block to be attached to the through hole on the partition plate by utilizing the acting force of the spring, so that the oil leakage phenomenon can not occur in the use process under the condition that the oil filling port is in a sealed state, the economic cost is greatly reduced, and the practicability is stronger.

Description

Leakage-proof device for hydraulic power unit
Technical Field
The utility model relates to the technical field of hydraulic power units, in particular to a leakage-proof device of a hydraulic power unit.
Background
The Hydraulic Power Unit (HPU) is used as an oil supply device, and is connected with a plurality of hydraulic cylinders through an external pipeline system to control the actions of a plurality of groups of valves, an independent closed power oil source system is formed by an oil tank, an oil pump and an energy accumulator, the oil station can be provided with a PLC control system which controls all internal hydraulic functions and generates signals to exchange with a control room (DCS), and a control element such as a hydraulic servo valve is directly arranged on the hydraulic cylinders, and high-pressure oil is pumped into the cylinders through the valve or is discharged from the hydraulic cylinders.
In the prior art, the oil filling port of the hydraulic power unit is only provided with the protective cover, the sealing effect is not achieved, and oil leakage is easy to occur during use, so that the economic cost during use can be increased, and the leakage-proof device of the hydraulic power unit is provided for solving the problem.
Disclosure of Invention
The technical problem to be solved by the utility model is that the oil filling port of the hydraulic power unit is only provided with the protective cover and has no sealing effect, and oil leakage is easy to occur in the use process, so that the economic cost in use can be increased.
In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a hydraulic power unit leak protection device, including the bottom plate that is used for installing hydraulic power component, fixedly connected with oil tank on the surface of bottom plate, fixedly connected with mounting bracket on the surface of bottom plate, the top fixedly connected with motor of mounting bracket, the surface one side of motor is fixedly installed the hydraulic pump, install the return bend between oil tank and the hydraulic pump, the top fixed mounting of hydraulic pump has the pipe, fixedly installed with hydro-cylinder on the surface of bottom plate, the one end of pipe is linked together with the oil inlet of hydro-cylinder, the surface one side fixed mounting of oil tank has the oil feed shell;
the inside fixedly connected with baffle of oil feed shell, the through-hole has been seted up on the surface of baffle, threaded connection has the shutoff lid to the outside cover of oil feed shell, the inside of shutoff lid is provided with the pull rod, the outside fixedly connected with handle that the one end of pull rod runs through and extends to the shutoff lid, the outside of pull rod is located one side cover of shutoff lid and establishes the installation spring, the one end fixedly connected with drive piece of pull rod, the surface one side fixedly connected with kicking block of drive piece, surface one side fixedly connected with roof of drive piece, install the sealing washer between roof and the baffle.
Preferably, two spouts have been seted up to the inside wall of shutoff lid, two the inside sliding connection of spout has the slider, the one end of slider is fixed connection with the surface of drive piece, slides in the inside of spout through the slider for it is more convenient when the drive piece removes.
Preferably, the surface of the driving block is provided with a limiting opening, the surface of the plugging cover is provided with a positioning screw rod, the positioning screw rod is positioned at one side of the limiting opening, and the positioning screw rod is arranged in the limiting opening, so that the position of the driving block can be limited, and the plugging cover is quite convenient.
Preferably, two ends of the spring are fixedly connected with one side of the surface of the handle and one side of the surface of the plugging cover respectively.
Preferably, a plurality of mounting holes are formed in the periphery of the surface of the bottom plate, and the mounting holes in the bottom plate are used for mounting by fastening bolts, so that the mounting is very convenient.
Preferably, the output end of the oil cylinder is fixedly connected with a connecting disc, a plurality of connecting holes are formed in the surface of the connecting disc, and connection can be achieved through the connecting holes in the connecting disc, so that the oil cylinder is quite convenient.
The beneficial effects of the utility model are as follows:
according to the utility model, through the arrangement of the structures such as the spring, the driving block, the top plate and the sealing ring, the sealing ring on one side of the driving block drives the top block to be attached to the through hole on the partition plate by utilizing the acting force of the spring, so that the through hole on the partition plate is in a sealed state, the oil leakage phenomenon can not occur in the using process, the economic cost is greatly reduced, and the practicability is stronger.
Drawings
FIG. 1 is a perspective view of a leak-proof apparatus for a hydraulic power unit according to the present utility model;
FIG. 2 is a partial top view of a hydraulic power unit leak preventer of the present utility model;
fig. 3 is an enlarged view of fig. 2 a in accordance with the present utility model.
In the figure: 1. a pull rod; 2. a spring; 3. a handle; 4. a blocking cover; 5. a bottom plate; 6. an oil tank; 7. bending the pipe; 8. a hydraulic pump; 9. a motor; 10. a mounting frame; 11. a connection hole; 12. an oil cylinder; 13. a connecting disc; 14. an oil inlet shell; 15. positioning a screw; 16. a mounting hole; 17. a conduit; 18. a chute; 19. defining a mouth; 20. a partition plate; 21. a top plate; 22. a top block; 23. a slide block; 24. a driving block; 25. and (3) sealing rings.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1-3, a leakage-proof device of a hydraulic power unit comprises a bottom plate 5 for installing a hydraulic power element, an oil tank 6 is fixedly connected to the surface of the bottom plate 5, a mounting frame 10 is fixedly connected to the surface of the bottom plate 5, a motor 9 is fixedly connected to the top of the mounting frame 10, a hydraulic pump 8 is fixedly installed on one side of the surface of the motor 9, an elbow 7 is installed between the oil tank 6 and the hydraulic pump 8, a guide pipe 17 is fixedly installed on the top of the hydraulic pump 8, an oil cylinder 12 is fixedly installed on the surface of the bottom plate 5, one end of the guide pipe 17 is communicated with an oil inlet of the oil cylinder 12, and an oil inlet shell 14 is fixedly installed on one side of the surface of the oil tank 6;
the inside fixedly connected with baffle 20 of oil feed shell 14, the through-hole has been seted up on the surface of baffle 20, threaded connection has been established to the outside cover of oil feed shell 14, make things convenient for shutoff lid 4 to install in the outside of oil feed shell 14, the inside of shutoff lid 4 is provided with pull rod 1, the one end of pull rod 1 runs through the outside fixedly connected with handle 3 that extends to shutoff lid 4, conveniently drive pull rod 1 through the handle 3 that sets up and remove, it is very convenient, the outside of pull rod 1 is located one side cover of shutoff lid 4 and establishes and install spring 2, the one end fixedly connected with driving piece 24 of pull rod 1, can drive pull rod 1 one side driving piece 24 through the effort of spring 2 and remove, it is very convenient, the fixed connection in top piece 22 of one side of driving piece 24, the surface one side fixedly connected with roof 21 of roof 21, install sealing washer 25 between roof 21 and the baffle 20, make the sealing washer 25 move through roof 21 one side of top piece 22, thereby can guarantee the effect of relative seal, a plurality of mounting holes 16 have been seted up around the surface of bottom plate 5, install the hole 16 through the mounting hole 16 on bottom plate 5, it is very convenient to utilize the mounting hole 13 to carry out, it is connected with 11 very through the connection 13, it is very convenient to open on the connection 13.
As shown in fig. 1 and 3, two sliding grooves 18 are formed in the inner side wall of the plugging cover 4, sliding blocks 23 are slidably connected in the two sliding grooves 18, one end of each sliding block 23 is fixedly connected with the outer surface of each driving block 24, the sliding blocks 23 slide in the sliding grooves 18, the driving blocks 24 move more conveniently, limiting openings 19 are formed in the surfaces of the driving blocks 24, positioning screws 15 are mounted on the surfaces of the plugging cover 4, the positioning screws 15 are located on one side of the limiting openings 19, the positioning screws 15 are mounted in the limiting openings 19, position limiting of the driving blocks 24 can be achieved, and the two ends of each spring 2 are fixedly connected with one side of the surface of the handle 3 and one side of the surface of the plugging cover 4 respectively.
When the oil filling device is used, after the oil filling is completed, the plugging cover 4 is sleeved and installed outside the oil inlet shell 14, and meanwhile, the positioning screw 15 is separated from the inside of the limiting opening 19, so that the pull rod 1 pushes the top block 22 on one side of the driving block 24 to move under the action of the spring 2, the sealing ring 25 on one side of the surface of the top block 22 is attached to the partition plate 20, the through hole of the partition plate 20 is ensured to be in a sealed state, oil leakage phenomenon cannot occur in the use process, the economic cost is greatly reduced, and the practicability is higher.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (6)

1. A leakage prevention device for a hydraulic power unit, comprising a base plate (5) for mounting a hydraulic power element, characterized in that: the oil tank (6) is fixedly connected to the surface of the bottom plate (5), the mounting frame (10) is fixedly connected to the surface of the bottom plate (5), the motor (9) is fixedly connected to the top of the mounting frame (10), the hydraulic pump (8) is fixedly installed on one side of the surface of the motor (9), the elbow pipe (7) is installed between the oil tank (6) and the hydraulic pump (8), the guide pipe (17) is fixedly installed on the top of the hydraulic pump (8), the oil cylinder (12) is fixedly installed on the surface of the bottom plate (5), one end of the guide pipe (17) is communicated with an oil inlet of the oil cylinder (12), and the oil inlet shell (14) is fixedly installed on one side of the surface of the oil tank (6).
The inside fixedly connected with baffle (20) of advance oil casing (14), the through-hole has been seted up on the surface of baffle (20), threaded connection is established to the outside cover of advance oil casing (14) has shutoff lid (4), the inside of shutoff lid (4) is provided with pull rod (1), the outside fixedly connected with handle (3) that one end of pull rod (1) runs through and extends to shutoff lid (4), the outside of pull rod (1) is located one side cover of shutoff lid (4) and establishes and install spring (2), the one end fixedly connected with driving block (24) of pull rod (1), surface one side fixedly connected with kicking block (22) of driving block (24), surface one side fixedly connected with roof (21) of driving block (24), install sealing washer (25) between roof (21) and baffle (20).
2. The hydraulic power unit leakage prevention device according to claim 1, wherein: two sliding grooves (18) are formed in the inner side wall of the plugging cover (4), sliding blocks (23) are connected inside the two sliding grooves (18) in a sliding mode, and one end of each sliding block (23) is fixedly connected with the outer surface of each driving block (24).
3. The hydraulic power unit leakage prevention device according to claim 1, wherein: a limiting opening (19) is formed in the surface of the driving block (24), a positioning screw (15) is mounted on the surface of the plugging cover (4), and the positioning screw (15) is located on one side of the limiting opening (19).
4. The hydraulic power unit leakage prevention device according to claim 1, wherein: the two ends of the spring (2) are fixedly connected with one side of the surface of the handle (3) and one side of the surface of the plugging cover (4) respectively.
5. The hydraulic power unit leakage prevention device according to claim 1, wherein: a plurality of mounting holes (16) are formed in the periphery of the surface of the bottom plate (5).
6. The hydraulic power unit leakage prevention device according to claim 1, wherein: the output end of the oil cylinder (12) is fixedly connected with a connecting disc (13), and a plurality of connecting holes (11) are formed in the surface of the connecting disc (13).
CN202322260963.2U 2023-08-22 2023-08-22 Leakage-proof device for hydraulic power unit Active CN220581404U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322260963.2U CN220581404U (en) 2023-08-22 2023-08-22 Leakage-proof device for hydraulic power unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322260963.2U CN220581404U (en) 2023-08-22 2023-08-22 Leakage-proof device for hydraulic power unit

Publications (1)

Publication Number Publication Date
CN220581404U true CN220581404U (en) 2024-03-12

Family

ID=90119663

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322260963.2U Active CN220581404U (en) 2023-08-22 2023-08-22 Leakage-proof device for hydraulic power unit

Country Status (1)

Country Link
CN (1) CN220581404U (en)

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