CN215748971U

CN215748971U - Electricity liquid accuse valve cluster detaching device

Info

Publication number: CN215748971U
Application number: CN202121144289.6U
Authority: CN
Inventors: 王忠才; 纪海矿; 杨明扣; 路思远; 阮磊; 杜宇
Original assignee: Anhui Huaibei Coal And Electricity Technician College
Current assignee: Anhui Huaibei Coal And Electricity Technician College
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2022-02-08
Anticipated expiration: 2031-05-26

Abstract

The electro-hydraulic control valve string disassembling device comprises a workbench (15), wherein a first fixing plate (16) is fixed on the desktop of the workbench; the valve string fixing seat (17) is fixed on the upper part of the first fixing plate and used for placing the main valve string (3); the limiting groove (4) is formed in the surface of the first fixing plate; the pull rod (5) penetrates through the limiting groove (4); the second fixing plate (6) is fixed on one side of the lower part of the workbench; the third fixing plate (7) is fixed at the lower part of the second fixing plate; one end of the pedal (8) is rotatably connected with the upper part of the third fixing plate, and the upper part of the other end of the pedal is rotatably connected with the lower end of the pull rod; a reset mechanism (10), one end of which is connected with the pedal, and the other end of which is connected with the workbench; a pressure ring (9) fixed to the upper end of the tie rod; after the pedal is pedaled, the pull rod drives the pedal to move downwards to press the small valve sleeve (2) downwards. The utility model has simple structure and convenient and quick operation, and can improve the disassembly efficiency.

Description

Electricity liquid accuse valve cluster detaching device

Technical Field

The utility model discloses a disassembly device for an electro-hydraulic control valve string, and belongs to the technical field of disassembly tools.

Background

As shown in fig. 1, taking zhengzhou coal machine main valve string as an example, it is composed of copper ring 1, small valve sleeve 2, main valve string 3, spring and sealing member (hidden inside small valve sleeve 2, not shown in the figure), etc., and regular nursing is required in daily use, and the nursing contents are usually: and cleaning the interior of the small valve sleeve 2, and replacing the copper ring 1, the spring, the sealing ring and the like. If not, the problems of insufficient sealing performance, incapability of resetting the main valve string and the like can occur.

In the prior art, the main valve string is usually disassembled manually, and during disassembling, the small valve sleeve 2 is pressed downwards, the main valve string 3 is not moved, the small valve sleeve 2 is displaced relative to the main valve string 3, the spring is compressed, then the copper ring 1 is taken out, the small valve sleeve 2 is taken out from the main valve string 3, and finally the internal spring and the sealing ring can be taken out.

However, manual disassembly is inefficient and inconvenient, and sometimes force is not applied easily when the valve sleeve 2 is pressed down, because the edge of the valve sleeve 2 is narrow.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides the electro-hydraulic control valve string disassembling device which is simple in structure, convenient and quick to operate and capable of improving disassembling efficiency.

The utility model provides a disassembly device for an electro-hydraulic control valve string, which comprises a workbench and also comprises:

the first fixing plate is fixed on the tabletop of the workbench;

the valve string fixing seat is fixed on the upper part of the first fixing plate and used for placing a main valve string;

the limiting groove is formed in the surface of the first fixing plate;

the pull rod penetrates through the limiting groove;

a second fixing plate fixed at one side of the lower part of the workbench;

a third fixing plate fixed to a lower portion of the second fixing plate;

one end of the pedal is rotatably connected with the upper part of the third fixing plate, and the upper part of the other end of the pedal is rotatably connected with the lower end of the pull rod;

one end of the resetting mechanism is connected with the pedal, and the other end of the resetting mechanism is connected with the workbench;

a pressure ring fixed to the upper end of the pull rod; after the pedal is pedaled, the pull rod drives the pedal to move downwards to press the small valve sleeve downwards.

As a further improvement of the utility model, the reset mechanism is a tension spring, the upper end of the tension spring is connected with the workbench in a hanging manner, and the lower end of the tension spring is connected with the other end of the pedal in a hanging manner.

As a further improvement of the utility model, hooks are fixed on the lower side of the desktop of the workbench and the other end of the pedal, and the upper end and the lower end of the tension spring are respectively hooked with the two hooks.

As a further improvement of the utility model, one end of the pedal is rotatably connected with the upper part of the third fixing plate, and the upper part of the other end of the pedal is rotatably connected with the lower end of the pull rod through a rotating structure.

As a further improvement of the present invention, the rotating structure includes:

the first fixing hole blocks are provided with two groups and are respectively fixed on the upper part of the third fixing plate and the upper part of the other end of the pedal;

the second fixing hole blocks are provided with two groups and are respectively fixed at one end of the pedal and the lower end of the pull rod;

and the fixing piece simultaneously penetrates through the holes in the adjacent first fixing hole block and the second fixing hole block to connect the first fixing hole block and the second fixing hole block together.

As a further improvement of the utility model, the fixing part is a bolt rod or a pin shaft.

Compared with the prior art, the valve string dismounting device has the advantages that the structure is simple, the cost is low, the operation is easy, the manpower resource is saved, the efficiency of dismounting and assembling the valve string can be improved after the device is used, the dismounting work efficiency of the valve string is greatly improved, the parts such as a sealing ring and a spring in the valve string can be replaced in time, the inner rusted and polluted part can be cleaned thoroughly, the damaged and rusted spring can be replaced, the times of repairing and finding faults by personnel are reduced, and the main valve device repairing efficiency is greatly improved.

Drawings

FIG. 1 is a schematic diagram of a prior art main valve train;

FIG. 2 is a schematic view of the structure of the first and second fixing plates fixed to the worktable according to the present invention;

FIG. 3 is a schematic view of the structure of the utility model with a tension spring hooked to an upper hook;

FIG. 4 is a schematic view of the pedal of the present invention in a non-depressed configuration;

FIG. 5 is a schematic view showing a structure of the present invention when the pedal is stepped;

fig. 6 is an enlarged view at a in fig. 5.

In the figure: 1. copper ring, 2, little valve barrel, 3, main valve cluster, 4, spacing groove, 5, pull rod, 6, second fixed plate, 7, third fixed plate, 8, footboard, 9, pressure ring, 10, canceling release mechanical system, 11, couple, 12, first fixed orifices piece, 13, second fixed orifices piece, 14, mounting, 15, workstation, 16, first fixed plate, 17, valve cluster fixing base.

Detailed Description

The utility model will be further explained with reference to the drawings.

As shown in fig. 2 to 6, the electrohydraulic valve train disassembling device comprises a workbench 15, wherein the workbench 15 has a height of about 0.945 meter, and the workbench 15 is used for: on one hand, the following structure is installed, and on the other hand, the main valve string to be disassembled or disassembled can be placed.

Further comprising:

and a first fixing plate 16 fixed on the table top of the worktable 15 by welding or screwing, wherein one end of the first fixing plate 16 protrudes out of one side of the worktable 15 after fixing.

The valve string fixing seat 17 is fixed on the upper portion of the first fixing plate 16 and used for placing the main valve string 3, small holes are further formed in the valve string fixing seat, the small holes are used for penetrating the long rods, and the long rods penetrate into the valve string fixing seat 17 and then abut against the main valve string 3 to prevent the main valve string 3 from rotating in the valve string fixing seat 17 and affecting disassembly.

A limit groove 4 opened on the surface of the first fixing plate 16;

and a pull rod 5 penetrating through the limit groove 4, wherein the limit groove 4 is used for preventing the pull rod 5 from shaking, so that the pull rod 5 can only stretch up and down along the limit groove 4 and cannot shake left and right.

And a second fixing plate 6 fixed to one side of a lower portion of the table 15 in a manner referred to the first fixing plate 16.

And a third fixing plate 7 fixed to a lower portion of the second fixing plate 6 in a manner referred to the first fixing plate 16.

And one end of the pedal 8 is rotatably connected with the upper part of the third fixing plate 7, the upper part of the other end of the pedal 8 is rotatably connected with the lower end of the pull rod 5, and after a worker steps on the pedal 8 with feet, the pull rod 5 can be driven to stretch. Furthermore, one end of the pedal 8 is rotatably connected with the upper part of the third fixing plate 7, and the upper part of the other end of the pedal 8 is rotatably connected with the lower end of the pull rod 5 through a rotating structure.

The rotating structure includes:

two sets of first fixing hole blocks 12 fixed on the upper part of the third fixing plate 7 and the upper part of the other end of the pedal 8 respectively;

two groups of second fixing hole blocks 13 are respectively fixed at one end of the pedal 8 and the lower end of the pull rod 5;

and a fixing member 14 which penetrates through the holes in the adjacent first fixing hole block 12 and second fixing hole block 13 at the same time to connect the two blocks together.

Further, the fixing member 14 is a bolt bar or a pin. The rotary connection mode realized by the structure is simple and reliable, and the cost is low.

A reset mechanism 10, one end of which is connected with the pedal 8 and the other end of which is connected with the workbench 15; specifically, the reset mechanism 10 is a tension spring, the upper end of the tension spring is connected with the workbench 15 in a hanging mode, and the lower end of the tension spring is connected with the other end of the pedal 8 in a hanging mode. The hanging mode can be realized by a hole or a hook 11, in this embodiment, the hook 11 is used as an example, the hook 11 is fixed on the lower side of the desktop of the workbench 15 and the other end of the pedal 8, and the upper end and the lower end of the tension spring are respectively hung with the two hooks 11. The pedal 8 can be restored in time by the restoring mechanism 10 after the stepping action on the pedal 8 is released.

A pressure ring 9 fixed to the upper end of the pull rod 5; after the pedal 8 is pedaled, the pull rod 5 drives the small valve sleeve to move downwards for pressing the small valve sleeve 2 downwards, the copper ring 1 loses the extrusion limit of the small valve sleeve 2 at the moment and can be taken out, and then after the pedal 8 is loosened, the pressure ring 9 moves upwards, the main valve string 3, the small valve sleeve 2, the spring, the sealing ring and the like can be disassembled.

The working principle is as follows: when the utility model is used, firstly, the main valve string 3 is put into the valve string fixing seat 17, the small valve sleeve 2 protrudes out of the valve string fixing seat 17, then the long rod can be penetrated or not penetrated, then after the pedal 8 is pedaled, the pull rod 5 drives the small valve sleeve to move downwards for pressing the small valve sleeve 2 downwards, at the moment, the copper ring 1 loses the extrusion limit of the small valve sleeve 2, and then the small valve sleeve 2, the spring, the sealing ring and the like can be disassembled after the pedal 8 is loosened and the pressure ring 9 moves upwards.

Claims

1. The utility model provides an electricity liquid accuse valve cluster detaching device, includes workstation (15), its characterized in that still includes:

a first fixing plate (16) fixed on the table top of the workbench (15);

the valve string fixing seat (17) is fixed on the upper part of the first fixing plate (16) and used for placing the main valve string (3);

a limiting groove (4) which is arranged on the surface of the first fixing plate (16);

the pull rod (5) penetrates through the limiting groove (4);

a second fixing plate (6) fixed to one side of the lower part of the table (15);

a third fixing plate (7) fixed to the lower part of the second fixing plate (6);

a pedal (8), one end of which is rotatably connected with the upper part of the third fixing plate (7), and the upper part of the other end of which is rotatably connected with the lower end of the pull rod (5);

a reset mechanism (10), one end of which is connected with the pedal (8), and the other end of which is connected with the workbench (15);

a pressure ring (9) fixed to the upper end of the pull rod (5); after the pedal (8) is pedaled, the pull rod (5) drives the pedal to move downwards to press the small valve sleeve (2) downwards.

2. The electro-hydraulic control valve string disassembling device according to claim 1, characterized in that the reset mechanism (10) is a tension spring, the upper end of the tension spring is connected with the workbench (15) in a hanging manner, and the lower end of the tension spring is connected with the other end of the pedal (8) in a hanging manner.

3. The electro-hydraulic control valve string disassembling device according to claim 2, characterized in that hooks (11) are fixed to the lower side of the table top of the workbench (15) and the other end of the pedal (8), and the upper end and the lower end of the tension spring are respectively hooked with the two hooks (11).

4. The electrohydraulic valve string disassembling device according to claim 3, wherein one end of the pedal (8) is rotatably connected with the upper portion of the third fixing plate (7), the upper portion of the other end of the pedal (8) is rotatably connected with the lower end of the pull rod (5) through a rotating structure.

5. The electro-hydraulic control valve train disassembling device according to claim 4, wherein the rotating structure comprises:

a first fixing hole block (12) having two sets, which are respectively fixed on the upper part of the third fixing plate (7) and the upper part of the other end of the pedal (8);

the second fixing hole blocks (13) are provided with two groups and are respectively fixed at one end of the pedal (8) and the lower end of the pull rod (5);

and the fixing piece (14) simultaneously penetrates through the holes in the adjacent first fixing hole block (12) and second fixing hole block (13) to connect the two blocks together.

6. The electrohydraulic valve string disassembling device according to claim 5, wherein the fixing piece (14) is a bolt rod or a pin shaft.