Supporting device for mining

Abstract

The utility model discloses a supporting device for mining, which relates to the technical field of mining equipment and comprises a stand column, side supporting frames are symmetrically and movably abutted to the top of the stand column, a top supporting frame is movably arranged between the two side supporting frames, transverse frames are fixedly mounted at the front end and the rear end of the top of the stand column, and adjusting assemblies are fixedly arranged on the transverse frames. The adjusting assembly comprises a lead screw rotationally arranged between the two transverse frames, the outer portion of the lead screw is in threaded connection with a moving cylinder, a fixing plate is fixedly arranged on the outer wall of the moving cylinder, damping shafts rotationally penetrate through the two ends of the fixing plate, the damping shafts are fixedly sleeved with movable rods, and a connecting plate is rotationally arranged at one end of each movable rod. A supporting plate is fixedly arranged on one side of the connecting plate, a limiting piece is arranged at one end of the supporting plate, the side supporting frame and the top supporting frame can be adjusted through the adjusting assembly, and the problems that an existing mining supporting device cannot be adjusted according to the size of a roadway, and flexibility is poor are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mining equipment technical field especially relates to a mining support device. BACKGROUND

[0002] In the process of mining, a deep and very long tunnel is excavated in the mountain to facilitate the workers and machinery to enter for mining operation. In the process of mining, support devices are used to support and protect the roof at various positions in the tunnel to reduce the gravity extrusion of the mountain on the tunnel and prevent tunnel collapse accidents.

[0003] Patent No. CN214997726U discloses a self-adjusting support device for mining, which includes a main support mechanism, a top table, a main column and a bottom table connected in order from top to bottom, a receiving part is provided on the top table; a support shed is fixedly connected to the top table of the two main support mechanisms, and a monitoring sensor is provided on the top; a vice support mechanism includes a vice column, which is a telescopic column. The size of the tunnel excavated in the process of mining is not completely consistent. The existing support device is mostly mechanically fixed and cannot be adjusted according to the size of the tunnel. Additional auxiliary components are needed for support and installation, which is not flexible and can also cause poor support and protection effect.

[0004] Therefore, in order to solve such problems, we propose a support device for mining. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a support device for mining, which aims to solve the problem that the existing mining support device cannot be adjusted according to the size of the tunnel, additional auxiliary components are needed for support and installation, which is not flexible and can also cause poor support and protection effect.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: a support device for mining, comprising

[0007] The top of the column is symmetrically movably abutted with a side support frame, and the top of the column is fixedly installed with a horizontal frame at both ends;

[0008] The middle of the side support frame movably sets a top support frame;

[0009] The horizontal frame is fixedly provided with an adjusting assembly;

[0010] The adjusting assembly comprises a lead screw rotatably arranged between the horizontal frames, and the outer thread of the lead screw is connected with a moving cylinder;

[0011] The outer wall of the moving cylinder is fixedly provided with a fixed plate corresponding to the side support frame and the top support frame;

[0012] The damping shaft is rotatably arranged through the front and rear ends of the fixed plate;

[0013] An activity rod is arranged on the outside of the damping shaft;

[0014] The end of the activity rod away from the damping shaft is rotatably arranged with a connecting plate through a rotating rod, and a supporting plate is fixedly arranged on one side of the connecting plate;

[0015] One end of the supporting plate is provided with a limiting piece, and the side of the supporting plate away from the connecting plate is fixedly connected to the inner sides of the side support frame and the top support frame.

[0016] Preferably, the side support frame and the top support frame are movably abutted to form an integral whole, and the length of the moving cylinder is less than the length of the lead screw.

[0017] Preferably, the adjacent top ends of the side support frame and the top support frame are provided with an activity slot, and an auxiliary support frame is movably arranged in the activity slot.

[0018] Preferably, a jack is arranged in the activity slot of the side support frame, a telescopic rod is slidably arranged in the inside of the jack, the top of the telescopic rod is fixedly connected to the bottom of the auxiliary support frame, and a spring is movably arranged on the outside of the telescopic rod.

[0019] Preferably, one end of the lead screw is rotatably arranged through the inside of one of the cross frames, and a rotating disc is fixedly connected to the end of the lead screw.

[0020] Preferably, the limiting piece comprises a positioning plate fixedly arranged on the cross frame opposite to the rotating disc, a limiting slot is arranged through the inside of the positioning plate, a sliding block is movably arranged in the limiting slot, and the sliding block is fixedly connected to the supporting plate on one side.

[0021] The utility model has the advantages of the following beneficial effects:

[0022] In the utility model, firstly, the lead screw is rotated to drive the moving cylinder to move, the activity rod drives the supporting plate to move, the limiting piece limits the supporting plate, the moving track of the supporting plate is moving away from the moving cylinder, the side support frame and the top support frame are expanded outward, when the sizes of the roadways are different, the device can flexibly adjust the supporting device, the supporting piece is always close to the roadway, the supporting and protecting effect on the roadway is ensured, and the efficiency of the mining is improved. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the whole structure schematic view of the supporting device for mining of the utility model;

[0024] Figure 2 It is the structure schematic view of the top and side support frames of the supporting device for mining of the utility model in the expanded state;

[0025] Figure 3The adjusting assembly structure diagram of the supporting device for mine exploitation of the utility model Figure 1 ;

[0026] Figure 4 The adjusting assembly structure diagram of the supporting device for mine exploitation of the utility model Figure 2 ;

[0027] Figure 5 The inside structure diagram of the top and side supporting frame of the supporting device for mine exploitation of the utility model.

[0028] Legend:

[0029] 1, stand; 2, side supporting frame; 3, top supporting frame; 4, movable groove; 41, jack; 5, auxiliary supporting frame; 51, telescopic rod; 52, spring; 6, cross frame; 7, adjusting assembly; 71, screw rod; 72, moving cylinder; 73, fixed plate; 74, damping shaft; 75, movable rod; 76, connecting plate; 77, supporting plate; 78, limiting piece; 781, positioning plate; 782, limiting groove; 783, sliding block; 8, turntable. Specific implementation

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0031] In the description of the utility model, it should be explained that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the utility model. The terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected. It can be mechanical connection, or electrical connection. It can be directly connected, or indirectly connected through an intermediate medium. It can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0032] Reference Figures 1-5The utility model provides a kind of supporting device for mining exploitation of an embodiment: a kind of supporting device for mining exploitation, including stand 1, two are symmetrically arranged in stand 1, the top of stand 1 is symmetrically movably abutted with side support frame 2, the middle of two side support frames 2 is movably provided with top support frame 3, the mutual movement of side support frame 2 and top support frame 3 abutment forms an entirety, the top of stand 1 is fixedly installed with crosspiece 6 in both ends, adjusting assembly 7 is fixedly arranged on crosspiece 6, side support frame 2 and top support frame 3 can be adjusted according to the size of roadway by adjusting assembly 7, so that side support frame 2 and top support frame 3 can be supported to roadway;

[0033] Adjusting assembly 7 includes screw rod 71 rotationally arranged between two crosspieces 6, the outside of screw rod 71 is threadedly connected with moving cylinder 72, the length of moving cylinder 72 is less than the length of screw rod 71, so that moving cylinder 72 can have moving space, the outer wall of moving cylinder 72 is fixedly provided with fixed plate 73 corresponding to side support frame 2 and top support frame 3 one by one, the front and rear ends of fixed plate 73 are rotatably penetrated with damping shaft 74, the outside of damping shaft 74 is fixedly sleeved with movable rod 75, the end of movable rod 75 away from damping shaft 74 is rotatably provided with connecting plate 76 through rotating rod, one side of connecting plate 76 is fixedly provided with support plate 77, one end of support plate 77 is provided with limiting piece 78, the side of support plate 77 away from connecting plate 76 is fixedly connected to the inner side of side support frame 2 and top support frame 3 respectively, screw rod 71 rotates, drives moving cylinder 72 to move, so that movable rod 75 drives support plate 77 to move, while support plate 77 is limited by limiting piece 78, so that the moving track of support plate 77 is moving away from moving cylinder 72, pushes side support frame 2 and top support frame 3 to expand outward, and fits roadway.

[0034] The top end of side support frame 2 and top support frame 3 adjacent to each other is provided with movable slot 4, auxiliary support frame 5 is movably clamped in the inside of movable slot 4, plug hole 41 is arranged in the inside of movable slot 4 on side support frame 2, telescopic rod 51 is slidably arranged in the inside of plug hole 41, the top of telescopic rod 51 is fixedly connected to the bottom of auxiliary support frame 5, spring 52 is movably sleeved outside telescopic rod 51, the bottom end of spring 52 is fixedly arranged in the inside of movable slot 4, the upper end of spring 52 is fixedly connected to the bottom of auxiliary support frame 5, when side support frame 2 and top support frame 3 expand and separate, auxiliary support frame 5 fills the gap between side support frame 2 and top support frame 3, and auxiliary support is carried out.

[0035] One end of screw rod 71 is rotatably penetrated into the inside of one of crosspieces 6, the end of screw rod 71 is fixedly connected with turntable 8, screw rod 71 is driven through turntable 8, and side support frame 2 and top support frame 3 are adjusted.

[0036] The limiting piece 78 comprises a positioning plate 781 fixedly arranged on the cross frame 6 opposite to the rotating disc 8, a limiting groove 782 is arranged through the inside of the positioning plate 781, a sliding block 783 is movably arranged in the limiting groove 782, one side of the sliding block 783 is fixedly connected with the supporting plate 77, the side support frame 2 and the top support frame 3 are limited by the sliding block 783 sliding up and down along the limiting groove 782, and the moving direction is guaranteed.

[0037] Working principle: firstly, the rotating disc 8 drives the screw rod 71 to rotate, the moving cylinder 72 moves, the movable rod 75 drives the supporting plate 77 to move, the moving track of the supporting plate 77 is moving away from the moving cylinder 72 under the limiting of the limiting piece 78, the side support frame 2 and the top support frame 3 are pushed to expand outward, the side support frame 2 and the top support frame 3 are adhered to the roadway, and the auxiliary support frame 5 fills the gap between the side support frame 2 and the top support frame 3 to assist in supporting.

[0038] Finally, it should be noted that: the above is only the preferred embodiment of the utility model, and is not used for limiting the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, the technical scheme recorded in the foregoing embodiments can still be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A mine with a support device, characterized in that: The utility model relates to a support frame, including stand, the top symmetry of stand is in contact with side support frame, the middle of side support frame is in contact with top support frame, the top of stand is fixedly installed with crosspiece both ends, the crosspiece is fixedly provided with adjusting assembly, adjusting assembly includes the screw rod of rotation setting between crosspiece, the outside screw thread connection of screw rod has mobile cylinder, the outer wall of mobile cylinder is fixedly provided with with side support frame and top support frame one -to -one corresponding fixed plate, both ends of fixed plate are rotatably provided with damping shaft, the outside fixed sleeve of damping shaft has movable rod, the end away from damping shaft of movable rod is rotatably provided with connecting plate through the link, the one side of connecting plate is fixedly provided with support plate, the one end of support plate is provided with limiting piece, the side away from connecting plate of support plate is fixedly connected in the inside of side support frame and top support frame respectively.

2. A mine with support device according to claim 1, characterized in that: The side support frame and the top support frame are in contact with each other to form a whole, and the length of the mobile cylinder is less than the length of the screw rod.

3. A mine with a support device according to claim 1, characterized in that: The adjacent top end of the side support frame and the top support frame is provided with a movable slot, and the inside of the movable slot is movably provided with an auxiliary support frame.

4. A mine with a support device according to claim 3, characterized in that: The inside of the movable slot on the side support frame is provided with a jack, the inside of the jack is slidably provided with a telescopic rod, the top of the telescopic rod is fixedly connected to the bottom of the auxiliary support frame, and the outside of the telescopic rod is movably sleeved with a spring.

5. The mine with the support device according to claim 1, characterized in that: One end of the screw rod is rotatably provided in the inside of one of the crosspieces, and the other end of the screw rod is fixedly connected with a rotating disc.

6. A mine with a support device according to claim 5, characterized in that: The limiting piece comprises a positioning plate fixedly provided on the crosspiece opposite to the rotating disc, a limiting slot is provided in the inside of the positioning plate, a sliding block is movably provided in the inside of the limiting slot, and one side of the sliding block is fixedly connected with the support plate.

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