CN211116053U

CN211116053U - Equipment for replacing hydraulic support upright post of coal mine underground fully mechanized coal mining face

Info

Publication number: CN211116053U
Application number: CN201922423897.XU
Authority: CN
Inventors: 董旭东
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-07-28
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a colliery is equipment of changing hydraulic support stand of working face is combined in pit in colliery belongs to colliery and is combined in pit and adopts working face auxiliary device technical field, including first box and second box, the second box is located first box lateral wall, the top inner wall of first box is equipped with first pneumatic cylinder, the output end fixed connection of first pneumatic cylinder has the second sliding plate, second sliding plate bottom fixed connection has the backup pad, the one end fixed connection that the second sliding plate was kept away from to the backup pad has the first sliding plate, the both sides of first sliding plate and second sliding plate all with first box inner wall sliding connection, be equipped with slewing mechanism on the first sliding plate; the utility model discloses a hydraulic support has stopped because of bulky, the heavy production slope phenomenon of quality with trading the in-process, and more firm with being connected between the hydraulic support, dismantles the in-process safe and reliable more, when reducing the recruitment number, has promoted coal production efficiency again.

Description

Equipment for replacing hydraulic support upright post of coal mine underground fully mechanized coal mining face

Technical Field

The utility model relates to a combine in the pit in the colliery and adopt working face auxiliary device technical field, especially relate to combine in the pit in the colliery and adopt the equipment that the working face changed the hydraulic support stand.

Background

The hydraulic support is a structure used for controlling the mine pressure of a coal face, the mine pressure of the coal face acts on the hydraulic support in an external load mode, in a mechanical system in which the hydraulic support and surrounding rock of the coal face interact, if the resultant force of all supporting pieces of the hydraulic support and the resultant force of the external load of a top plate acting on the hydraulic support are exactly in the same straight line, the hydraulic support is quite suitable for the surrounding rock of the coal face, a coal cutter sometimes needs to replace a hydraulic support upright column on the working face to ensure the normal operation of machinery, but the hydraulic support upright column is generally large in size, heavy in mass and easy to incline when being directly replaced, accidents are caused, auxiliary equipment is generally used for assisting the replacement, however, most of the auxiliary equipment in the current market needs to be operated by a plurality of persons simultaneously to take out the hydraulic support and horizontally put down the hydraulic support after rotating the hydraulic support by 90 degrees, so that manpower is wasted, and work efficiency is slow, and with the hydraulic support between insecure, factor of safety is low, causes the production accident easily, if these problems can not in time be solved, will directly influence the normal coal output work of mine, restriction colliery raw coal production and influence economic benefits.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the low scheduling problem that just need a large amount of manpower inefficiency of taking out hydraulic support stand factor of safety among the prior art, and the colliery that provides combines in the pit and adopts the equipment that the working face changed the hydraulic support stand.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the device for replacing the hydraulic support upright post of the fully mechanized coal mining face in the underground coal mine comprises a first box body and a second box body, wherein the second box body is located on the side wall of the first box body, a first hydraulic cylinder is arranged on the inner wall of the top of the first box body, a second sliding plate is fixedly connected with the output end of the first hydraulic cylinder, a supporting plate is fixedly connected to the bottom of the second sliding plate, a first sliding plate is fixedly connected to one end, away from the second sliding plate, of the supporting plate, the first sliding plate and the second sliding plate are both slidably connected to the inner wall of the first box body, a rotating mechanism is arranged on the first sliding plate, a second hydraulic cylinder is connected to the rotating mechanism, a fixed concave block is connected to the output end of the second hydraulic cylinder, a rotating concave block is rotatably connected to one end, away from the second hydraulic cylinder, of the fixed concave block, slide opening and second rotate the hole, first rotation downthehole rotation is connected with first pivot, the first gear of fixedly connected with in the first pivot, first gear rotates downthehole the rotation at the second, the one end fixedly connected with bolt of first pivot, the one end fixedly connected with threaded rod of bolt is kept away from to first pivot, threaded rod lateral wall cover has the auto-lock gasket, threaded rod lateral wall threaded connection has the nut, the lateral wall that rotates concave type piece rotates and is connected with the ring rack with first gear engaged with, be equipped with actuating mechanism in the second box.

Preferably, the rotating mechanism comprises a first motor and a disc, a supporting block is fixedly connected to the first sliding plate, the first motor is fixedly connected to the supporting block, the disc is fixedly connected to the output end of the first motor, the disc is rotatably connected to the inner wall of the supporting plate, and one end, far away from the first motor, of the disc is fixedly connected to the second hydraulic cylinder.

Preferably, actuating mechanism includes second motor and wheel, the second motor is fixed at second box inner wall, the output of second motor is connected with the second pivot, the one end that the second motor was kept away from in the second pivot is rotated and is connected the lateral wall at the second box, the lateral wall fixedly connected with second gear of second pivot, the meshing of second gear is connected with the third gear, third gear both sides fixedly connected with third pivot, the third pivot is rotated with the lateral wall of second box and is connected, wheel fixed connection is at the both ends of third pivot.

Preferably, the side wall of the fixed concave block is connected with a hinge, the other end of the rotary concave block is fixedly connected with the other end of the hinge, and rubber gaskets are arranged on the inner walls of the fixed concave block and the rotary concave block.

Preferably, the side wall of the first box body is respectively provided with a round hole, a first sliding groove and a second sliding groove.

Compared with the prior art, the utility model provides a colliery is combined in pit and is adopted equipment that working face changed hydraulic support stand possesses following beneficial effect:

the equipment for replacing the upright post of the hydraulic support on the fully mechanized coal mining face in the coal mine well comprises the steps that before a hydraulic support is replaced, a second hydraulic cylinder is started, a fixed concave block is made to be tightly attached to the side wall of the hydraulic support, a rotary concave block is rotated, the hydraulic support is fixed between the fixed concave block and the rotary concave block, a bolt is rotated, the bolt drives a first gear to rotate through a first rotating shaft, the first gear drives a circular rack to move in a sliding hole through meshing connection, the hydraulic support is fixed, danger caused by inclination in the disassembly process is prevented, after the fixation is completed, a nut is rotated, the nut moves upwards through the action of a threaded rod, the first rotating shaft is tightened, loosening and rotation is prevented, then disassembly is started, after the disassembly is completed, the first hydraulic cylinder is started, the first hydraulic cylinder drives a support plate to move upwards through a second sliding plate, the support plate drives the second hydraulic cylinder to, the hydraulic support is separated from the ground, when the second hydraulic cylinder moves to the center of the round hole, the first hydraulic cylinder stops working, the second motor is started, the second motor drives the second gear to rotate through the second rotating shaft, the second gear drives the third gear to rotate, the third gear drives the wheel to rotate through the third rotating shaft, the hydraulic support is taken out, and after the hydraulic support is taken out, starting the first motor, driving the disc to rotate, driving the fixed concave block and the rotary concave block to rotate by the disc through the second hydraulic cylinder to enable the hydraulic support to be in a horizontal state, driving the support plate to move downwards through the second sliding plate by the first hydraulic cylinder when the first hydraulic cylinder is started, driving the second hydraulic cylinder to slide in the second sliding groove by the support plate through the disc to enable the hydraulic support to move downwards, and then the hydraulic support is stably placed on the ground support seat, the nut and the bolt are sequentially rotated, and the rotating concave block is loosened.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a hydraulic support has stopped because of bulky, the quality is heavy to produce the slope phenomenon with trading the in-process, and is connected more firmly between the hydraulic support, dismantles the in-process safe and reliable more, when reducing the recruitment number, has promoted coal production efficiency again.

Drawings

FIG. 1 is a schematic structural diagram of an apparatus for replacing a hydraulic support column on a fully mechanized coal mining face in a coal mine;

FIG. 2 is a plan view of the equipment rotating concave block for replacing the hydraulic support column on the underground coal mine fully mechanized coal mining face;

FIG. 3 is a side view of a first gear of the device for replacing the hydraulic support column on the fully mechanized coal mining face in the underground coal mine;

FIG. 4 is a side view of the second box of the device for replacing the hydraulic support column on the fully mechanized coal mining face in the underground coal mine;

FIG. 5 is a side view of the first box of the device for replacing the hydraulic support column on the fully mechanized coal mining face in the underground coal mine;

fig. 6 is a side view of the utility model provides a colliery is combined in pit and is adopted working face and change the equipment disc of hydraulic support stand.

In the figure: 1. a first case; 101. a circular hole; 102. a first sliding groove; 103. a second sliding groove; 2. a first sliding plate; 201. a support block; 3. a support plate; 301. a disc; 4. a first motor; 5. a second sliding plate; 6. a first hydraulic cylinder; 7. fixing the concave block; 701. a first rotation hole; 702. a slide hole; 703. a second rotation hole; 704. a first rotating shaft; 705. a first gear; 706. a threaded rod; 707. a nut; 708. a self-locking gasket; 709. a bolt; 8. rotating the concave block; 801. a circular rack; 802. a rubber gasket; 9. a second hydraulic cylinder; 10. a hinge; 11. a second case; 12. a second motor; 1201. a second rotating shaft; 13. a second gear; 14. a third gear; 15. a third rotating shaft; 16. and (7) wheels.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-6, the device for replacing the hydraulic support column on the fully mechanized coal mining face in the underground coal mine comprises a first box body 1 and a second box body 11, wherein the second box body 11 is positioned on the side wall of the first box body 1, a first hydraulic cylinder 6 is arranged on the inner wall of the top of the first box body 1, a second sliding plate 5 is fixedly connected to the output end of the first hydraulic cylinder 6, a supporting plate 3 is fixedly connected to the bottom of the second sliding plate 5, a first sliding plate 2 is fixedly connected to one end of the supporting plate 3 far away from the second sliding plate 5, both sides of the first sliding plate 2 and the second sliding plate 5 are slidably connected to the inner wall of the first box body 1, a rotating mechanism is arranged on the first sliding plate 2, a second hydraulic cylinder 9 is connected to the rotating mechanism, a fixed concave block 7 is connected to the output end of the second hydraulic cylinder 9, a rotating concave block 8 is rotatably connected to one end of the fixed concave block, The sliding mechanism comprises a sliding hole 702 and a second rotating hole 703, a first rotating shaft 704 is rotationally connected in the first rotating hole 701, a first gear 705 is fixedly connected to the first rotating shaft 704, the first gear 705 rotates in the second rotating hole 703, a bolt 709 is fixedly connected to one end of the first rotating shaft 704, a threaded rod 706 is fixedly connected to one end, far away from the bolt 709, of the first rotating shaft 704, a self-locking gasket 708 is sleeved on the side wall of the threaded rod 706, a nut 707 is in threaded connection with the side wall of the threaded rod 706, a circular rack 801 meshed with the first gear 705 is rotationally connected to the side wall of the rotating concave block 8, and a driving mechanism is arranged in the second box body 11.

The rotating mechanism comprises a first motor 4 and a disc 301, a supporting block 201 is fixedly connected to the first sliding plate 2, the first motor 4 is fixedly connected to the supporting block 201, the disc 301 is fixedly connected with an output end of the first motor 4, the disc 301 is rotatably connected to the inner wall of the supporting plate 3, and one end, far away from the first motor 4, of the disc 301 is fixedly connected with the second hydraulic cylinder 9.

The driving mechanism comprises a second motor 12 and wheels 16, the second motor 12 is fixed on the inner wall of the second box body 11, the output end of the second motor 12 is connected with a second rotating shaft 1201, one end, far away from the second motor 12, of the second rotating shaft 1201 is rotatably connected to the side wall of the second box body 11, the side wall of the second rotating shaft 1201 is fixedly connected with a second gear 13, the second gear 13 is meshed with a third gear 14, two sides of the third gear 14 are fixedly connected with a third rotating shaft 15, the third rotating shaft 15 is rotatably connected with the side wall of the second box body 11, and the wheels 16 are fixedly connected to two ends of the third rotating shaft 15.

The side wall of the fixed concave block 7 is connected with a hinge 10, the other end of the rotary concave block 8 is fixedly connected with the other end of the hinge 10, and the inner walls of the fixed concave block 7 and the rotary concave block 8 are provided with rubber gaskets 802.

The side wall of the first casing 1 is provided with a circular hole 101, a first sliding groove 102 and a second sliding groove 103, respectively.

In the utility model, before replacing the hydraulic support, the second hydraulic cylinder 9 is started to make the fixed concave block 7 tightly cling to the side wall of the hydraulic support, the rotary concave block 8 is rotated to fix the hydraulic support between the fixed concave block 7 and the rotary concave block 8, the bolt 709 is rotated, the bolt 709 drives the first gear 705 to rotate through the first rotating shaft 704, the first gear 705 drives the circular rack 801 to move in the sliding hole 702 through the meshing connection, the hydraulic support is fixed to prevent the danger caused by the inclination in the disassembly process, after the fixation is completed, the nut 707 is rotated, the nut 707 moves upwards through the action of the threaded rod 706 to tighten the first rotating shaft 704 to prevent the loosening and rotation, then the disassembly is started, after the disassembly is completed, the first hydraulic cylinder 6 is started, the first hydraulic cylinder 6 drives the support plate 3 to move upwards through the second sliding plate 5, the support plate 3 drives the second hydraulic cylinder 9 to slide in the first sliding groove 102 through the circular disk 301, when the second hydraulic cylinder 9 moves to the center of the circular hole 101, the first hydraulic cylinder 6 stops working, the second motor 12 is started, the second motor 12 drives the second gear 13 to rotate through the second rotating shaft 1201, the second gear 13 drives the third gear 14 to rotate, the third gear 14 drives the wheel 16 to rotate through the third rotating shaft 15, the hydraulic support is taken out, after the hydraulic support is taken out, the first motor 4 is started, the first motor 4 drives the disc 301 to rotate, the disc 301 drives the fixed concave block 7 and the rotating concave block 8 to rotate through the second hydraulic cylinder 9, so that the hydraulic support is in a horizontal state, the first hydraulic cylinder 6 is started again, the first hydraulic cylinder 6 drives the support plate 3 to move downwards through the second sliding plate 5, the support plate 3 drives the second hydraulic cylinder 9 to slide in the second sliding groove 103 through the disc 301, so that the hydraulic support moves downwards, and then the hydraulic support is stably placed on the ground support seat, the nut 707 and bolt 709 are turned in turn to loosen the turning female block 8.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The equipment for replacing the hydraulic support upright post of the fully mechanized coal mining face in the underground coal mine comprises a first box body (1) and a second box body (11), wherein the second box body (11) is positioned on the side wall of the first box body (1), and is characterized in that a first hydraulic cylinder (6) is arranged on the inner wall of the top of the first box body (1), the output end of the first hydraulic cylinder (6) is fixedly connected with a second sliding plate (5), the bottom of the second sliding plate (5) is fixedly connected with a supporting plate (3), one end, far away from the second sliding plate (5), of the supporting plate (3) is fixedly connected with a first sliding plate (2), two sides of the first sliding plate (2) and the second sliding plate (5) are both connected to the inner wall of the first box body (1) in a sliding mode, a rotating mechanism is arranged on the first sliding plate (2), a second hydraulic cylinder (9) is connected to the rotating mechanism, and the output end of the second hydraulic, one end, far away from the second hydraulic cylinder (9), of the fixed concave block (7) is rotatably connected with a rotary concave block (8), a first rotary hole (701), a sliding hole (702) and a second rotary hole (703) are respectively formed in the fixed concave block (7), a first rotary shaft (704) is rotatably connected in the first rotary hole (701), a first gear (705) is fixedly connected to the first rotary shaft (704), the first gear (705) rotates in the second rotary hole (703), a bolt (709) is fixedly connected to one end of the first rotary shaft (704), one end, far away from the bolt (709), of the first rotary shaft (704) is fixedly connected with a threaded rod (706), a self-locking gasket (708) is sleeved on the side wall of the threaded rod (706), a nut (707) is connected to the side wall of the threaded rod (706), a circular ring rack (801) meshed with the first gear (705) is rotatably connected to the side wall of the rotary concave block (8), and a driving mechanism is arranged in the second box body (11).

2. The device for replacing the hydraulic support column of the fully mechanized mining face in the coal mine well according to claim 1, wherein the rotating mechanism comprises a first motor (4) and a disc (301), a support block (201) is fixedly connected to the first sliding plate (2), the first motor (4) is fixedly connected to the support block (201), the disc (301) is fixedly connected to an output end of the first motor (4), the disc (301) is rotatably connected to an inner wall of the support plate (3), and one end of the disc (301) far away from the first motor (4) is fixedly connected to the second hydraulic cylinder (9).

3. The device for replacing the hydraulic support column of the fully mechanized mining face under the coal mine according to claim 1, characterized in that the drive mechanism comprises a second motor (12) and wheels (16), the second motor (12) is fixed on the inner wall of the second box body (11), the output end of the second motor (12) is connected with a second rotating shaft (1201), one end of the second rotating shaft (1201) far away from the second motor (12) is rotatably connected to the side wall of the second box body (11), the side wall of the second rotating shaft (1201) is fixedly connected with a second gear (13), the second gear (13) is engaged with a third gear (14), both sides of the third gear (14) are fixedly connected with a third rotating shaft (15), the third rotating shaft (15) is rotatably connected with the side wall of the second box body (11), and the wheels (16) are fixedly connected to two ends of the third rotating shaft (15).

4. The equipment for replacing the hydraulic support column of the fully mechanized mining face in the coal mine well is characterized in that a hinge (10) is connected to the side wall of the fixed concave block (7), the rotating concave block (8) is fixedly connected with the other end of the hinge (10), and rubber gaskets (802) are arranged on the inner walls of the fixed concave block (7) and the rotating concave block (8).

5. The device for replacing the hydraulic support column of the fully mechanized mining face in the coal mine well according to claim 1, wherein the side wall of the first box body (1) is provided with a round hole (101), a first sliding groove (102) and a second sliding groove (103), respectively.