Electro-hydraulic control device convenient for accurate positioning

Abstract

The utility model relates to the technical field of electro-hydraulic control, and discloses an electro-hydraulic control device convenient for accurate positioning, which comprises a top beam plate, a round plate can be pressed after a fixed plate and a storage box are displaced to a proper height, so that an elastic telescopic plate drives a ball sliding block to linearly displace when being contracted; the ball screws arranged in a quarter circle can rotate by 90 degrees, the clamping plates can move out of the clamping grooves, the pull plates can be pulled to take out the pull box, and when the ball screws rotate, the arc-shaped top plates can synchronously move, so that the arc-shaped top plates can jack up the electro-hydraulic controller. And when the electro-hydraulic controller is jacked up, the inclined surface at the end part of the elastic telescopic side plate extrudes the rubber mat to additionally apply clamping force to the electro-hydraulic controller, so that the electro-hydraulic controller can be accurately clamped and fixed, and the operator can conveniently and stably take out the electro-hydraulic controller.

Description

TECHNICAL FIELD

[0001] The utility model relates to electro -hydraulic control technical field, concretely is a kind of electro -hydraulic control device convenient for accurate positioning. BACKGROUND

[0002] Hydraulic support is the important component of coal mine fully mechanized equipment, it realizes lift, forward movement etc. with hydraulic power, can reliably and effectively support and control the roof of working face, isolate goaf, prevent gangue into stoping working face and advance conveyor, reduce the labor intensity of coal mine worker, maximum guarantee the life safety of coal mine worker, the controller of existing control is installed in the bottom of hydraulic support roof beam, its position cannot be adjusted, when encountering the case of higher goaf, controller is lifted to high place with roof beam, worker needs to use climbing tool to operate controller, so as to inconvenient worker to operate controller.

[0003] According to the high-precision positioning electro-hydraulic control device (publication number: CN219012672U) disclosed in the above-mentioned application, the electro-hydraulic controller can be placed in the protective box for protection when not in use, thereby avoiding damage to the electro-hydraulic controller caused by collision with external objects during storage. Meanwhile, through the cooperation of the push block and the push plate, the electro-hydraulic controller can be taken out of the protective box, thereby avoiding the time-consuming and laborious process of taking out the electro-hydraulic controller when it is attached to the protective box.

[0004] However, the above-mentioned device can facilitate the removal of the electro-hydraulic controller from the protective box, but the protective box is in a coal mining environment, and the guide groove is continuously exposed to the accumulation of coal dust, which eventually weakens the positioning effect and makes it impossible to open. In view of this, we propose a kind of electro -hydraulic control device convenient for accurate positioning. UTILITY MODEL CONTENTS

[0005] The utility model is aimed at providing a kind of electro -hydraulic control device convenient for accurate positioning to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A kind of electro-hydraulic control device convenient for accurate positioning, including roof beam plate, the outer wall of the roof beam plate is fixedly connected with hydraulic rod, the end of the hydraulic rod is fixedly connected with fixed plate, the outer wall of the fixed plate is fixedly connected with storage box, the inner wall of the storage box is equipped with clamping groove, the inner wall of the storage box is provided with positioning assembly, the inner wall of the positioning assembly is provided with electro-hydraulic controller, the positioning assembly includes pull box, the inner wall of the pull box is slidably connected in the inner wall of storage box, the inner wall of the pull box is fixedly connected with elastic expansion plate, the end of the elastic expansion plate is fixedly connected with round plate, the outer wall of the elastic expansion plate is fixedly connected with ball slide, the inner wall of the pull box is rotatably installed with ball screw, the outer wall of the ball screw is fixedly connected with clamping plate;

[0007] Transmission rod is fixedly connected on the end of ball screw, the outer wall of transmission rod is fixedly connected with arc roof plate, the inner wall of pull box is fixedly connected with elastic expansion side plate, the end of the elastic expansion side plate is fixedly connected with inclined plane extrusion rubber pad, the outer wall of the pull box is fixedly connected with pull plate, the outer wall of the pull box is equipped with arc groove.

[0008] Preferably, the center line of the ball screw and the center line of the transmission rod are on the same straight line, so that the transmission rod can smoothly drive the ball screw to rotate.

[0009] Preferably, the number of arc roof plates is several, and the several arc roof plates are arranged on the outer wall of the transmission rod in linear array.

[0010] Preferably, the number of ball slides is two groups, and the two groups of ball slides are mirror image arranged on both sides of the center surface of the elastic expansion plate.

[0011] Preferably, the outer wall of the pull plate is provided with a limiting assembly, the limiting assembly includes a mounting plate, the mounting plate is fixedly connected to the outer wall of the pull plate, the outer wall of the mounting plate is fixedly connected with an elastic expansion rod, and the end of the elastic expansion rod is fixedly connected with a chuck.

[0012] Preferably, the center line of the elastic expansion rod and the center line of the chuck are on the same straight line.

[0013] Preferably, the outer wall of the chuck is matched with the outer wall of the round plate, so that the chuck can smoothly limit the round plate after displacement.

[0014] Compared with the prior art, the utility model provides an electro-hydraulic control device convenient for accurate positioning, which has the following beneficial effects:

[0015] 1, the electric hydraulic control device of this convenient accurate positioning, after the fixed plate and the storage box are displaced to the appropriate height, the round plate can be pressed, the elastic expansion plate is retracted, the ball slide is driven to move linearly, the ball screw arranged in a quarter of a circle is rotated by 90 degrees, the clamping plate is moved out of the clamping groove, the pull plate can be pulled to take out the pull box, and when the ball screw rotates, the arc-shaped top plate synchronously moves, the arc-shaped top plate lifts the electric hydraulic controller, the operator can take the electric hydraulic controller from the arc-shaped groove, and when the electric hydraulic controller is lifted, the inclined surface of the elastic expansion side plate end extrudes the rubber pad to apply additional clamping force to the electric hydraulic controller, so that the electric hydraulic controller is accurately clamped, and the operator can smoothly take out the electric hydraulic controller.

[0016] 2, the electric hydraulic control device of this convenient accurate positioning, after the elastic expansion plate and the round plate are reset, the chuck at the end of the elastic expansion rod forms additional accurate positioning on the round plate, so that the round plate and the elastic expansion plate can still be accurately positioned when they are touched by the outside, and finally the practicability of the whole is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the utility model;

[0018] Figure 2 It is a fixed plate and storage box structure schematic view of the utility model;

[0019] Figure 3 It is a pull box and elastic expansion plate structure schematic view of the utility model;

[0020] Figure 4 It is a transmission rod and arc-shaped top plate structure schematic view of the utility model;

[0021] Figure 5 It is a ball screw and ball slide structure schematic view of the utility model.

[0022] In the drawing: 1, top beam plate; 2, hydraulic rod; 3, fixed plate; 4, storage box; 5, clamping groove; 6, positioning assembly; 601, pull box; 602, elastic expansion plate; 603, round plate; 604, ball slide; 605, ball screw; 606, clamping plate; 607, transmission rod; 608, arc-shaped top plate; 609, elastic expansion side plate; 610, inclined surface extrusion rubber pad; 611, pull plate; 612, arc-shaped groove; 7, limiting assembly; 701, mounting plate; 702, elastic expansion rod; 703, chuck; 8, electric hydraulic controller. DETAILED DESCRIPTION

[0023] As Figures 1-5As shown, the utility model provides a technical scheme: a kind of electro-hydraulic control device convenient to accurate positioning, including roof beam plate 1, the outer wall of roof beam plate 1 is fixedly connected with hydraulic rod 2, the end of hydraulic rod 2 is fixedly connected with fixed plate 3, the outer wall of fixed plate 3 is fixedly connected with storage box 4, the inner wall of storage box 4 is equipped with clamping groove 5, the inner wall of storage box 4 is provided with positioning assembly 6, the inner wall of positioning assembly 6 is provided with electro-hydraulic controller 8, positioning assembly 6 includes pull box 601, pull box 601 is slidably connected on the inner wall of storage box 4, the inner wall of pull box 601 is fixedly connected with elastic expansion plate 602, the end of elastic expansion plate 602 is fixedly connected with round plate 603, the outer wall of elastic expansion plate 602 is fixedly connected with ball slide 604, the inner wall of pull box 601 is rotatably installed with ball screw 605, the outer wall of ball screw 605 is fixedly connected with clamping plate 606.

[0024] Further, transmission rod 607 is fixedly connected on the end of ball screw 605, the outer wall of transmission rod 607 is fixedly connected with arc top plate 608, the inner wall of pull box 601 is fixedly connected with elastic expansion side plate 609, the end of elastic expansion side plate 609 is fixedly connected with inclined plane extrusion rubber pad 610, the outer wall of pull box 601 is fixedly connected with pull plate 611, the outer wall of pull box 601 is equipped with arc groove 612.

[0025] In the embodiment of the utility model, the center line of ball screw 605 and the center line of transmission rod 607 are on the same straight line, so that transmission rod 607 can smoothly drive ball screw 605 to rotate, the number of arc top plate 608 is several, and the several arc top plates 608 are linearly arranged on the outer wall of transmission rod 607, the number of ball slide 604 is two groups, and the two groups of ball slides 604 are mirror image arranged on both sides with the center surface of elastic expansion plate 602.

[0026] And, the outer wall of pull plate 611 is provided with limiting assembly 7, limiting assembly 7 includes mounting plate 701, mounting plate 701 is fixedly connected on the outer wall of pull plate 611, the outer wall of mounting plate 701 is fixedly connected with elastic expansion rod 702, the end of elastic expansion rod 702 is fixedly connected with chuck 703, the center line of elastic expansion rod 702 and the center line of chuck 703 are on the same straight line, the outer wall of chuck 703 is matched with the outer wall of round plate 603, so that chuck 703 can smoothly limit round plate 603 after displacement.

[0027] In the utility model, when daily need uses electro-hydraulic controller 8, start hydraulic pole 2 and carry out stretching operation, make fixed plate 3 and storage box 4 remove to the proper height after can press round plate 603, make elastic retractable plate 602 drive ball slide 604 carry out linear displacement when shrinking, thereby make the ball screw 605 of setting a quarter of a circle will carry out ninety degrees rotation, thereby make the clamping plate 606 will remove the clamping groove 5, can pull the pull plate 611 and take out the pull box 601, and when the ball screw 605 rotates, the arc top plate 608 will carry out synchronous displacement, thereby make the arc top plate 608 will lift electro-hydraulic controller 8, be convenient for operator to take electro-hydraulic controller 8 from arc groove 612, and when make electro-hydraulic controller 8 be lifted, the inclined plane of elastic retractable side plate 609 end extrusion rubber pad 610 can additional clamping force to electro-hydraulic controller 8, make electro-hydraulic controller 8 will be accurately clamped, be convenient for operator to take out electro-hydraulic controller 8 smoothly.

[0028] And after making elastic retractable plate 602 and round plate 603 reset, the chuck 703 of elastic retractable rod 702 end will form additional accurate positioning to round plate 603, make round plate 603 and elastic retractable plate 602 still can be accurately positioned when being touched by outside, finally make the practicability of whole further improve.

[0029] The foregoing has made detailed description to the utility model, but on the basis of the utility model, can make some modification or improvement to it, which is obvious to the general technical personnel in the technical field. Therefore, the modification or improvement without departing from the utility model's thought spirit, all are within the protection scope of the utility model.

Claims

1. An electro-hydraulic control device for easy and precise positioning, comprising a top beam plate (1), wherein a hydraulic rod (2) is fixedly connected to the outer wall of the top beam plate (1), a fixing plate (3) is fixedly connected to the end of the hydraulic rod (2), a storage box (4) is fixedly connected to the outer wall of the fixing plate (3), and a slot (5) is provided on the inner wall of the storage box (4), characterized in that: The inner wall of the storage box (4) is provided with a positioning assembly (6), the inner wall of the positioning assembly (6) is provided with an electro-hydraulic controller (8), and the positioning assembly (6) comprises: The inner wall of the pull box (601) is fixedly connected with the elastic expansion plate (602), the end of the elastic expansion plate (602) is fixedly connected with the circular plate (603), the outer wall of the elastic expansion plate (602) is fixedly connected with the ball sliding block (604), the inner wall of the pull box (601) is rotatably provided with the ball screw (605), and the outer wall of the ball screw (605) is fixedly connected with the clamping plate (606). The outer wall of the transmission rod (607) is fixedly connected with the arc-shaped top plate (608), the inner wall of the pull box (601) is fixedly connected with the elastic expansion side plate (609), the end of the elastic expansion side plate (609) is fixedly connected with the inclined surface extrusion rubber pad (610), the outer wall of the pull box (601) is fixedly connected with the pull plate (611), and the outer wall of the pull box (601) is provided with the arc groove (612).

2. The electro-hydraulic control device for easy and accurate positioning according to claim 1, characterized in that: The center line of the ball screw (605) and the center line of the transmission rod (607) are on the same straight line.

3. The electro-hydraulic control device of claim 1, wherein: The number of the arc-shaped top plates (608) is several, and the several arc-shaped top plates (608) are linearly arranged on the outer wall of the transmission rod (607).

4. The electro-hydraulic control device of claim 1, wherein: The number of the ball sliding blocks (604) is two groups, and the two groups of ball sliding blocks (604) are mirror image arranged on the two sides of the center surface of the elastic expansion plate (602).

5. The electro-hydraulic control device of claim 1, wherein: The outer wall of the pull plate (611) is provided with a limiting assembly (7), the limiting assembly (7) comprises an installation plate (701), the installation plate (701) is fixedly connected to the outer wall of the pull plate (611), the outer wall of the installation plate (701) is fixedly connected with the elastic expansion rod (702), and the end of the elastic expansion rod (702) is fixedly connected with the chuck (703).

6. An electro-hydraulic control device for facilitating precise positioning according to claim 5, characterized in that: The center line of the elastic expansion rod (702) and the center line of the chuck (703) are on the same straight line.

7. The electro-hydraulic control device of claim 5, wherein: The outer wall of the chuck (703) is matched with the outer wall of the circular plate (603).

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