CN220118148U

CN220118148U - Support electrohydraulic control protection device

Info

Publication number: CN220118148U
Application number: CN202320912202.8U
Authority: CN
Inventors: 傅鑫; 马琳; 李洪龙
Original assignee: Shaanxi Zhengtong Coal Industry Co Ltd
Current assignee: Shaanxi Zhengtong Coal Industry Co Ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-12-01
Anticipated expiration: 2033-04-21

Abstract

The utility model discloses a support electrohydraulic control protection device, which comprises a support electrohydraulic control body, wherein a support frame is fixedly connected to the top of the side face of the support electrohydraulic control body, a protective cover is sleeved on the outer wall of the support frame, a front baffle is slidingly connected to the front face of the protective cover, a first magnet is fixedly connected to the front face of the support frame, a second magnet is fixedly connected to one side of the back face of the front baffle, and one side, close to each other, of the first magnet and the second magnet are in adsorption connection. The support electrohydraulic control protection device solves the problems that the influence of field geological conditions is solved, the water spraying is relatively large, the equipment is rusted and damaged seriously, the former protection device is often used for directly wrapping electrohydraulic control, but the use on site is very inconvenient, and the support electrohydraulic control can be wetted when the support electrohydraulic control is in windy and rainy weather due to the fact that the support electrohydraulic control is shielded by a plate similar to an umbrella cover.

Description

Support electrohydraulic control protection device

Technical Field

The utility model relates to the technical field of coal mining, in particular to a bracket electro-hydraulic control protection device.

Background

The support electrohydraulic control is a relatively precise instrument in mining equipment, has relatively high requirements on site conditions, coal industry is influenced by site geological conditions, water spraying is relatively large, equipment corrosion and damage degree are relatively serious, the electrohydraulic control is often directly wrapped by the prior protection device, but the prior protection device is very inconvenient in site use, and the electrohydraulic control is also shielded from rain by a board similar to a canopy, so that the support electrohydraulic control can be wetted in windy and rainy days, and the prior device which does not influence the equipment operation and can protect the equipment from water spraying is urgently needed in the site.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the support electrohydraulic control protection device, which solves the problems that the influence of field geological conditions is large, the water spraying is relatively large, the corrosion and damage degree of equipment are relatively serious, the electrohydraulic control is often directly wrapped by the prior protection device, but the prior protection device is very inconvenient in field use, and the support electrohydraulic control can be wetted in windy and rainy days due to the fact that the support electrohydraulic control is shielded by a board similar to an umbrella cover.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the support electrohydraulic control protection device comprises a support electrohydraulic control body, a support frame is fixedly connected to the top of the side face of the support electrohydraulic control body, a protective cover is sleeved on the outer wall of the support frame, a front baffle is fixedly connected to the front face of the protective cover, a first magnet is fixedly connected to the front face of the support frame, a second magnet is fixedly connected to one side of the back face of the front baffle, the first magnet and one side of the second magnet are in adsorption connection, a support block is fixedly connected to the front face of the front baffle, a movable frame is movably connected to the inside of the support block, an air box is fixedly connected to the side face of the protective cover, a first piston is in sealing sliding connection with the inner wall of the air box, one side of the first piston, which is close to the first piston, is provided with a limiting hole, an inserting rod is in sliding connection with the inner wall of the limiting hole, one side of the support frame, which is close to one side of the first piston, is in sliding connection with the outer wall of the inserting rod, one side of the air box, which is far away from the protective cover, is provided with an air pipe, one side of the protective cover, a tension box is fixedly connected to the inner wall of the first piston, a tension box is fixedly connected to the bottom of the first piston, a tension box is fixedly connected to the bottom of the first piston, a bottom of the top of the piston is fixedly connected to the bottom of the piston is fixedly connected to the piston, and the bottom of the piston is fixedly connected to the bottom of the piston, and a pull rod is fixedly connected to the bottom center of the fixing plate.

Preferably, the number of the supporting frames is two, and the supporting frames are in mirror symmetry with the center point of the support electro-hydraulic control body.

Preferably, the front and bottom of the protective cover are both in an opening state, and the vertical section of the protective cover is L-shaped.

Preferably, the number of the first magnet is two, and the first magnet is fixedly connected to the front faces of the two supporting frames, the number of the second magnet is two, and the center points of the front baffles are in mirror symmetry.

Preferably, the number of the jack, the limit hole and the inserted link is two, and the center point of the jack is in mirror symmetry.

Preferably, the first pistons are two, and are mirror symmetrical with the center point of the protection cover.

Advantageous effects

The utility model provides an electrohydraulic control protection device for a bracket. Compared with the prior art, the method has the following beneficial effects:

1. this support electrohydraulic control protection device cup joints the safety cover on the support frame of both sides, through two second magnet on the front baffle back and the first magnet on two support frames openly, and then effectually realized that the safety cover cooperates the front baffle to keep off the rain to the support electrohydraulic control body, avoided support electrohydraulic control body to rain rust damage, also avoided simultaneously that a single board runs into the problem that wind also can be drenched by rain when keeping off the rain above.

2. This support electrohydraulic control protection device, under the tension effect through tension spring, and then be convenient for with second piston upward movement, therefore first piston can be close to the support frame, and then can realize the inserted bar and slide the inside that enters into the jack in spacing hole, consequently, be convenient for be connected spacing with the safety cover with the support frame, avoided the safety cover to take away from the outer wall of support frame easily, simultaneously when need take away the safety cover from the outer wall of support frame, through pulling pull rod downward movement, and then the second piston can be with the inside gas suction of gas tank to the inside of fixed case, consequently the inserted bar keeps away from the jack, and then effectually realized that the safety cover is taken away from the inside of support frame.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic side view of the protective cover and front baffle of the present utility model;

fig. 3 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

In the figure: 1. a bracket electrohydraulic control body; 2. a support frame; 3. a protective cover; 4. a first magnet; 5. a second magnet; 6. a front baffle; 7. a support block; 8. a movable frame; 9. an air box; 10. a first piston; 11. a jack; 12. a limiting hole; 13. a rod; 14. an air pipe; 15. a fixed box; 16. a limiting ring; 17. a second piston; 18. a slide bar; 19. a tension spring; 20. a fixing plate; 21. and (5) a pull rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 3, the present utility model provides a technical solution: the support electrohydraulic control protection device comprises a support electrohydraulic control body 1, a support frame 2 is fixedly connected to the top of the side face of the support electrohydraulic control body 1, a protective cover 3 is sleeved on the outer wall of the support frame 2, a front baffle 6 is slidingly connected to the front face of the protective cover 3, a first magnet 4 is fixedly connected to the front face of the support frame 2, a second magnet 5 is fixedly connected to one side of the back face of the front baffle 6, one side of the first magnet 4 and one side of the second magnet 5 close to each other are in adsorption connection, a support block 7 is fixedly connected to the front face of the front baffle 6, a movable frame 8 is movably connected to the inside of the support block 7, an air box 9 is fixedly connected to the side face of the protective cover 3, a first piston 10 is hermetically and slidingly connected to the inner wall of the air box 9, an inserting rod 13 is fixedly connected to one side of the first piston 10 close to the protective cover 3, the side of the protective cover 3, which is close to the first piston 10, is provided with a limiting hole 12, the inner wall of the limiting hole 12 is slidably connected with an inserting rod 13, the side of the support frame 2, which is close to the first piston 10, is provided with a jack 11, the inner wall of the jack 11 is slidably connected with the outer wall of the inserting rod 13, one side of the air box 9, which is far away from the protective cover 3, is sleeved with an air pipe 14, one side of the protective cover 3 is fixedly connected with a fixed box 15, the top outer wall of the fixed box 15 is fixedly connected with the bottom outer wall of the air box 9, the inner wall of the fixed box 15 is slidably connected with a second piston 17, the top of the inner wall of the fixed box 15 is fixedly connected with a limiting ring 16, the bottom of the second piston 17 is fixedly connected with a sliding rod 18, the bottom end of the sliding rod 18 penetrates through the bottom of the fixed box 15 and extends to the outside of the bottom of the fixed box 15, the utility model discloses a safety cover, including fixed box 15, second piston 17, fixed box 15, fixed plate 20, support frame 2, support frame 10, first magnet 4, jack 11, spacing hole 12, jack 11's central point mirror symmetry, first piston 10 is two, and with the central point mirror symmetry of safety cover 3, the vertical cross-section of safety cover 3 is L shape, first magnet 4 is two, and all fixed connection in the front of two support frames 2, second magnet 5 is two, and the central point mirror symmetry of baffle 6 before, jack 11, spacing hole 12, jack 13 are two, and with the central point mirror symmetry of jack 11, first piston 3 is the open state.

When the support electrohydraulic control device is used, the support electrohydraulic control body 1 is fixed through the two support frames 2, and then the protective cover 3 can be supported through the two support frames 2, and the outer walls of the two support frames 2 are in sliding connection with the inner walls of the two sides of the protective cover 3, so that the protective cover 3 can protect the support electrohydraulic control body 1, the phenomenon that the electrohydraulic control body 1 is wet due to rain is avoided, meanwhile, the first magnet 4 is fixedly connected through the front sides of the two support frames 2, the second magnet 5 is fixedly connected through the two sides of the back sides of the front baffle 6, and the first magnet 4 and the second magnet 5 are matched for adsorption connection, so that the front side of the protective cover 3 is effectively sealed by the front baffle 6, the supporting block 7 can be supported through the front baffle 6, meanwhile, the movable frame 8 can be supported by the movable frame 8, the movable frame 8 is convenient to pull the supporting block 7, the front baffle 6 can be far away from the inside the protective cover 3, and the support control body 1 can be overhauled effectively realized;

through the outer wall fixed connection gas tank 9 at the guard shield 3 to the fixed tank 15 of the bottom fixed connection of gas tank 9, tension spring 19 can extrude second piston 17 under the tension effect simultaneously, receive the extrusion through second piston 17 after, and then can enter into the inside of trachea 14 with the inside gaseous extrusion of fixed tank 15, and carry to the inside of gas tank 9, consequently, can promote first piston 10, and then can realize first piston 10 at the inner wall activity of gas tank 9, and then be convenient for drive inserted bar 13 to the one side motion that is close to support frame 2, jack 11 has been seted up to support frame 2 side, and limit hole 12 has been seted up to the safety cover 3 side, and then can realize inserted bar 13 from limit hole 12 to jack 11's inside, and then be convenient for fix safety cover 3 and support frame 2, when needs take off safety cover 3, through pulling pull rod 21 downwards, can drive fixed plate 20 downstream through pull rod 21, and then effectually realized that fixed plate 20 drives sliding rod 18 downstream, and sliding rod 18 can drive second piston 17 downstream, through second piston 17 downstream, and be convenient for drive inserted bar 13 to draw in jack 11 to the inside from the inside of gas tank 13, and be convenient for draw-in from jack 13 to draw-in from the inside of gas tank 13, and can be convenient for draw-in from jack 13 to the inside jack 13 to draw-in from the inside of gas tank 13 to the inside of safety cover 3, and can be convenient for draw out jack 13.

And all that is not described in detail in this specification is well known to those skilled in the art.

Claims

1. Support electrohydraulic control protection device, including support electrohydraulic control body (1), its characterized in that: the utility model discloses a support electrohydraulic control body, including support electrohydraulic control body (1), side top fixedly connected with support frame (2), the outer wall cover of support frame (2) is equipped with safety cover (3), the front sliding connection of safety cover (3) has preceding baffle (6), the front fixedly connected with first magnet (4) of support frame (2), the back one side fixedly connected with second magnet (5) of preceding baffle (6), one side that first magnet (4) and second magnet (5) are close to each other adsorbs and is connected, the front fixedly connected with supporting shoe (7) of preceding baffle (6), the inside swing joint of supporting shoe (7) has movable frame (8), the side fixedly connected with air tank (9) of safety cover (3), the inner wall sealing sliding connection of air tank (9) has first piston (10), one side fixedly connected with inserted bar (13) of first piston (10) are close to one side of safety cover (3), one side that first piston (10) is close to one side of spacing hole (12), one side that inner wall (13) is close to one side of support frame (11) is connected with inserted bar (11) is close to one side of inserted bar (11), one side cover that safety cover (3) was kept away from to air tank (9) is equipped with trachea (14), one side outer wall fixedly connected with fixed case (15) of safety cover (3), the top outer wall of fixed case (15) and the bottom outer wall fixed connection of air tank (9), the inner wall sliding connection of fixed case (15) has second piston (17), the inner wall top fixedly connected with spacing ring (16) of fixed case (15), the bottom fixedly connected with slide bar (18) of second piston (17), the bottom of slide bar (18) runs through fixed case (15) bottom and extends to the bottom outside of fixed case (15), one side fixedly connected with tension spring (19) that second piston (17) and fixed case (15) bottom inner wall are close to each other, the bottom fixedly connected with fixed plate (20) of slide bar (18), the bottom center department fixedly connected with pull rod (21) of fixed plate (20).

2. The bracket electro-hydraulic control protection device of claim 1, wherein: the number of the supporting frames (2) is two, and the supporting frames are in mirror symmetry with the center point of the support electro-hydraulic control body (1).

3. The bracket electro-hydraulic control protection device of claim 2, wherein: the front and the bottom of the protective cover (3) are in an opening state, and the vertical section of the protective cover (3) is L-shaped.

4. A support electro-hydraulic control protection device as set forth in claim 3, wherein: the two first magnet stones (4) are fixedly connected to the front faces of the two supporting frames (2), the two second magnet stones (5) are mirror symmetry with the center point of the front baffle plate (6).

5. The bracket electro-hydraulic control protection device of claim 4, wherein: the number of the jacks (11), the limiting holes (12) and the inserting rods (13) is two, and the center points of the jacks (11) are in mirror symmetry.

6. The bracket electro-hydraulic control protection device of claim 5, wherein: the number of the first pistons (10) is two, and the first pistons are in mirror symmetry with the center point of the protection cover (3).