Anti-subsidence mining area mining device

Abstract

The utility model discloses an anti-subsidence mining area mining device, and relates to the technical field of mining area mining, the anti-subsidence mining area mining device comprises a mining device, both sides of the mining device are provided with connecting frames, the top ends of the connecting frames are provided with positioning seats, both sides of the top end of each positioning seat are movably connected with positioning blocks, and the positioning blocks are movably connected with the connecting frames. And a connecting base is arranged at the bottom end of the connecting frame. According to the anti-subsidence mining area mining device, a rotary knob at the top end of a connecting base is rotated, when the rotary knob rotates, an extension base rotationally extends out of the inner side of the connecting base through a lead screw, a worker can conveniently adjust the distance between the extension bases according to the soft degree of the land, and the applicability of the device is improved; and a fixing groove is formed in the center of the positioning seat, and positioning blocks are movably connected to the two sides of the top end of the positioning seat correspondingly, so that the positions of the connecting frame and the mining device are conveniently positioned through the positioning seat, and workers can conveniently fix the mining device.

Description

Technical Field

[0001] The utility model relates to the technical field of mining, in particular to an anti-sinking mining device. Background Art

[0002] In recent years, with the continuous improvement of mining technology, the scale of coal mining has continued to expand, creating considerable economic benefits. At the same time, a large number of coal mining subsidence areas have also appeared, which has brought huge impacts on the mining environment and seriously affected the normal production and life of residents in the mining area. Monitoring and early warning of goaf areas and early warning and forecast of ground pressure disasters in mines are conducive to mining companies taking response measures in advance to avoid catastrophic accidents.

[0003] For example, patent number CN202322688924.2 discloses a soft soil foundation anti-settling mechanism with stable connection, including a roadbed main body, a plurality of external support columns fixedly connected to the bottom of the roadbed main body, the upper ends of the external support columns located on the lower side of the roadbed main body are fixedly connected to a support plate, the inside of the roadbed main body is slidably connected to an internal support column, the top of the internal support column is fixedly connected to a top plate, the front and rear sides of the internal support column are rotatably connected to side plates, the outside of the side plates are movably connected to the front and rear sides of the external support columns, a plurality of discs are arranged on the lower side of the roadbed main body, the tops of the discs are fixedly connected to fixed plates, and the fixed plates are fixedly connected to the inside of the roadbed main body. The utility model supports the foundation through external support columns, increases the downward resistance of the external support columns through the side plates, thereby increasing the anti-settling capacity of the roadbed, and at the same time increases the downward resistance of the roadbed through the provided discs, thereby increasing the anti-settling capacity of the roadbed, solving the problem that the traditional anti-settling measures for highway roadbeds have simple structures and unstable structural connections;

[0004] The anti-subsidence mechanism of the mining device in this patent has low applicability because the outer support columns and the anti-subsidence mechanism are mostly fixed structures and the spacing between the outer support columns cannot be adjusted according to the softness of the soil. There is a lack of positioning mechanism when connecting the mining device and the anti-subsidence mechanism, and the mining device and the anti-subsidence mechanism are mostly fixed and connected by bolts during installation. When the installation is wrong, the mining device and the anti-subsidence mechanism need to be repeatedly disassembled and assembled, which is quite troublesome. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an anti-subsidence mining device for mining areas, which solves the problem of the anti-subsidence mechanism of the mining device. Since the outer support columns and the anti-subsidence mechanism are mostly fixed structures, the spacing between the outer support columns cannot be adjusted according to the softness of the soil, and the applicability is low. There is a lack of a positioning mechanism when connecting the mining device and the anti-subsidence mechanism, and the mining device and the anti-subsidence mechanism are mostly fixed and connected by bolts during installation. When the installation is wrong, the mining device and the anti-subsidence mechanism need to be repeatedly disassembled and assembled, which is a rather troublesome problem.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: an anti-subsidence mining device, including a mining device, connecting frames are provided on both sides of the mining device, a positioning seat is provided at the top of the connecting frame, and positioning blocks are movably connected to both sides of the top of the positioning seat, a connecting base is provided at the bottom end of the connecting frame, a knob is provided at the center position of the top of the connecting base, the knob passes through the connecting base and extends to the inner side of the connecting base, an extension seat is provided on one side of the connecting base, support columns are provided on both sides of the bottom end of the extension seat, and the outer end faces of the support columns are provided with protrusions.

[0007] Preferably, a fixed groove is provided at the center position of the positioning seat, and two positioning blocks are provided. The positioning block is L-shaped, and the bottom end of the positioning block is located on the inner side of the positioning seat and is provided with a movable groove. The bottom end of the positioning block extends to the inner side of the movable groove, and the rear end of the positioning block is located on the inner side of the movable groove and is provided with a connecting spring, and the positioning block is movably connected to the positioning seat through the connecting spring.

[0008] Preferably, support rods are provided on both sides of the top end of the connecting base, the top ends of the support rods extend to the bottom ends of the connecting frame, and the connecting frame and the connecting base are connected via the support rods.

[0009] Preferably, one end of the extension seat is located on the inner side of the connection base and is provided with an extension groove, and one end of the extension seat extends to the inner side of the extension groove.

[0010] Preferably, a screw rod is provided on the inner side of the extension groove at the center position of the rear end of the extension seat, one end of the screw rod passes through the extension seat and extends to the bottom end of the knob, and the extension seat and the screw rod are meshed with each other.

[0011] Preferably, two screw rods are provided, the two screw rods are symmetrical with the knob as the center, bevel gears are provided at the intersection of the screw rod and the knob, and the screw rod and the knob are connected through the bevel gear transmission.

[0012] Preferably, the support column and the protrusion are an integral structure, and the protrusion is a downwardly inclined inclined block.

[0013] The utility model provides a mining device for preventing subsidence. Compared with the prior art, it has the following beneficial effects:

[0014] By rotating the knob on the top of the connecting base, the knob drives the screw rod to rotate during the rotation process. When the screw rod rotates, the extension seat extends out of the inner side of the connecting base through the rotation of the screw rod, which is convenient for the staff to adjust the spacing of the extension seats according to the softness of the soil, thereby improving the applicability of the device. A positioning seat is provided on the top of the connecting frame, and a fixing groove is provided at the center position of the positioning seat. Positioning blocks are movably connected to both sides of the top of the positioning seat, and the positioning block is L-shaped. The positioning block is movably connected to the positioning seat through a connecting spring, thereby facilitating the positioning of the connecting frame and the mining device through the positioning seat, and facilitating the staff to fix the mining device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0017] Figure 3 For this utility model Figure 1 The enlarged structural diagram at B in the middle;

[0018] Figure 4 This is a partial enlarged structural diagram of the rear end of the connection base of the utility model;

[0019] Figure 5 It is an enlarged structural schematic diagram of the support column of the utility model.

[0020] In the figure: 1. mining device; 2. connecting frame; 3. positioning seat; 4. connecting base; 5. extension seat; 6. supporting column; 7. positioning block; 8. movable groove; 9. knob; 10. screw rod; 11. protrusion. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5The utility model provides a technical solution: an anti-sinking mining device, including a mining device 1, connecting frames 2 are provided on both sides of the mining device 1, a positioning seat 3 is provided at the top of the connecting frame 2, and positioning blocks 7 are movably connected to both sides of the top of the positioning seat 3, a fixing groove is provided at the center of the positioning seat 3, and two positioning blocks 7 are provided, the positioning block 7 is L-shaped, the bottom end of the positioning block 7 is located on the inner side of the positioning seat 3 and is provided with a movable groove 8, the bottom end of the positioning block 7 extends to the inner side of the movable groove 8, the rear end of the positioning block 7 is located on the inner side of the movable groove 8 and is provided with a connecting spring, the positioning block 7 is movably connected to the positioning seat 3 through the connecting spring, so as to facilitate the positioning of the connecting frame 2 and the mining device 1 through the positioning seat 3, so as to facilitate the staff to fix the mining device 1;

[0023] The bottom end of the connecting frame 2 is provided with a connecting base 4, and both sides of the top of the connecting base 4 are provided with support rods, and the tops of the support rods extend to the bottom end of the connecting frame 2. The connecting frame 2 and the connecting base 4 are connected by the support rods, thereby facilitating the connection between the connecting frame 2 and the connecting base 4;

[0024] A knob 9 is provided at the center position of the top of the connecting base 4, and the knob 9 penetrates the connecting base 4 and extends to the inner side of the connecting base 4. An extension seat 5 is provided on one side of the connecting base 4, and one end of the extension seat 5 is located on the inner side of the connecting base 4 and is provided with an extension groove. One end of the extension seat 5 extends to the inner side of the extension groove. A screw rod 10 is provided at the center position of the rear end of the extension seat 5 and is located on the inner side of the extension groove. One end of the screw rod 10 penetrates the extension seat 5 and extends to the bottom end of the knob 9. The extension seat 5 and the screw rod 10 are meshed with each other. Two screw rods 10 are provided, and the two screw rods 10 are symmetrical with the knob 9 as the center. The screw rod 1 0 and the knob 9 are both provided with bevel gears at the intersection, the screw rod 10 and the knob 9 are connected through bevel gear transmission, support columns 6 are provided on both sides of the bottom end of the extension seat 5, and the outer end surface of the support column 6 is provided with a protrusion 11, the support column 6 and the protrusion 11 are an integral structure, and the protrusion 11 is a downwardly inclined inclined block, and then by rotating the knob 9, the knob 9 drives the screw rod 10 to rotate during the rotation process, and when the screw rod 10 rotates, the extension seat 5 is extended by the screw rod 10 to extend out of the inner side of the connection base 4, which is convenient for the staff to adjust the spacing of the extension seat 5 according to the softness of the soil.

[0025] When working, the staff first conducts an investigation, and then places the connecting frame 2 on the investigated ground. By rotating the knob 9 on the top of the connecting base 4, the knob 9 drives the screw rod 10 to rotate during the rotation. When the screw rod 10 rotates, the extension seat 5 is extended out of the inner side of the connecting base 4 through the rotation of the screw rod 10, so that the staff can adjust the spacing of the extension seat 5 according to the softness of the soil, thereby improving the applicability of the device. A positioning seat 3 is provided at the top of the connecting frame 2, and a fixing groove is provided at the center position of the positioning seat 3. Both sides of the top of the positioning seat 3 are movably connected with positioning blocks 7, and the positioning block 7 is L-shaped. The positioning block 7 is movably connected to the positioning seat 3 through a connecting spring, so as to facilitate the positioning of the connecting frame 2 and the mining device 1 through the positioning seat 3, so that the staff can fix the mining device 1.

[0026] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A mining device for preventing subsidence, comprising a mining device (1), characterized in that: The mining device (1) is provided with a connecting frame (2) on both sides, a positioning seat (3) is provided at the top of the connecting frame (2), and positioning blocks (7) are movably connected to both sides of the top of the positioning seat (3). The bottom of the connecting frame (2) is provided with a connecting base (4), and a knob (9) is provided at the center position of the top of the connecting base (4). The knob (9) passes through the connecting base (4) and extends to the inner side of the connecting base (4). An extension seat (5) is provided on one side of the connecting base (4), and support columns (6) are provided on both sides of the bottom of the extension seat (5), and the outer end surface of the support column (6) is provided with a protrusion (11).

2. The anti-subsidence mining device according to claim 1, characterized in that: A fixed groove is provided at the center of the positioning seat (3), two positioning blocks (7) are provided, the positioning blocks (7) are L-shaped, the bottom end of the positioning block (7) is located inside the positioning seat (3) and is provided with a movable groove (8), the bottom end of the positioning block (7) extends to the inside of the movable groove (8), the rear end of the positioning block (7) is located inside the movable groove (8) and is provided with a connecting spring, and the positioning block (7) is movably connected to the positioning seat (3) via the connecting spring.

3. The anti-subsidence mining device according to claim 1, characterized in that: Support rods are provided on both sides of the top end of the connection base (4), the top ends of the support rods extend to the bottom ends of the connection frame (2), and the connection frame (2) and the connection base (4) are connected via the support rods.

4. The anti-subsidence mining device according to claim 1, characterized in that: One end of the extension seat (5) is located on the inner side of the connection base (4) and is provided with an extension groove, and one end of the extension seat (5) extends to the inner side of the extension groove.

5. The anti-subsidence mining device according to claim 1, characterized in that: A screw rod (10) is provided at the center position of the rear end of the extension seat (5) and located inside the extension groove. One end of the screw rod (10) passes through the extension seat (5) and extends to the bottom end of the knob (9). The extension seat (5) and the screw rod (10) are meshed with each other.

6. The anti-subsidence mining device according to claim 5, characterized in that: Two screw rods (10) are provided, and the two screw rods (10) are symmetrical with the knob (9) as the center. Bevel gears are provided at the intersection of the screw rod (10) and the knob (9), and the screw rod (10) and the knob (9) are connected through the bevel gear transmission.

7. The anti-subsidence mining device according to claim 1, characterized in that: The support column (6) and the protrusion (11) are an integral structure, and the protrusion (11) is a downwardly inclined inclined block.

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