CN219299333U - Protection device for coal mining of coal mine - Google Patents

Abstract

The utility model belongs to the technical field of coal mining protection, in particular to a protection device for coal mining, which comprises a protection top plate, a supporting plate and supporting pieces, wherein the supporting plates are connected at two ends of the protection top plate through rotating shafts, the supporting pieces are arranged between the supporting plates, one end of a first supporting rod of each supporting piece is connected to the corresponding supporting plate in a rotating mode, the other end of each supporting rod is connected with a second supporting rod through a connecting piece, the other end of each second supporting rod is connected to one side of a threaded sleeve in threaded connection on a screw rod in a rotating mode, and one end of the screw rod is detachably connected with a driving handle. According to the utility model, the protection top plate of the protection roadway is supported and fixed by the collision plates arranged at two sides, so that the occupation of roadway space is effectively reduced, the utilization rate of roadway space is improved, meanwhile, the collision plates are attached to the side wall, the influence of foreign object collision is not easy to happen, the stability is good, and long-time stable protection is convenient.

Description

Protection device for coal mining of coal mine

Technical Field

The utility model relates to the technical field of coal mining protection, in particular to a protection device for coal mining.

Background

In mining production work, coal mining and coal transportation work are usually carried out in mines, so that a protection device needs to be installed in a tunnel to play a role in supporting the mines and guaranteeing safety of workers, and therefore the protection device has an important role in underground operation.

The protection of current colliery coal-winning adopts the bracing piece to support the baffle mode on the tunnel mostly, avoids tunnel top part to do the thing and drops, and the setting of bracing piece occupies a large amount of spaces in the tunnel, has reduced the utilization ratio in the tunnel, and the bracing piece also is collided by the foreign object easily, leads to unable effectual support, and stability is poor for the baffle can not carry out effectual protection.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a protection device for coal mining of a coal mine, which solves the problems that a protection piece occupies the space of a roadway and the stability is poor.

(II) technical scheme

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides a protector for colliery coal mining, includes protection roof, conflict board and support piece, the both ends of protection roof are all rotated through the pivot and are connected with the conflict board, and settle between the conflict board has support piece to first vaulting pole one end of support piece rotates to be connected on the conflict board, the other end passes through the connecting piece to be connected with the second vaulting pole, and the other end of second vaulting pole rotates to be connected threaded sleeve one side of threaded connection on the screw rod, and screw rod one end can be dismantled and be connected with actuating lever.

Further, one end of the first stay bar is rotationally connected to a first connecting lug on one side of the abutting plate through a pin shaft, the other end of the first stay bar is rotationally connected to a second connecting lug on one side of the connecting piece through a pin shaft, the other end of the second stay bar is rotationally connected to a first connecting rod on a connecting seat on one side of the connecting piece, a screw cap is connected to the first connecting rod through threads, the other end of the second stay bar is rotationally connected to a second connecting rod arranged on a screw sleeve, the second connecting rod is threaded with the screw cap, the screw sleeve is in threaded connection with a thread groove formed in a screw rod, the screw rod is rotationally connected to a bearing seat arranged on a protection top plate, and a square jack formed in one end of the screw rod is matched with a square cutting arranged on a driving handle.

Further, be provided with evenly distributed's anti-skidding dogtooth on the conflict board, and the second connecting seat that conflict board upper portion integral type set up sets up with the cooperation of the first connecting seat of protection roof both sides to protection roof lower surface one side is provided with first blend stop, upper surface one side is provided with the second blend stop.

(III) beneficial effects

Compared with the prior art, the utility model provides a protection device for coal mining, which comprises the following components

The beneficial effects are that:

according to the utility model, the protection top plate of the protection roadway is supported and fixed by the collision plates arranged at two sides, so that the occupation of roadway space is effectively reduced, the utilization rate of roadway space is improved, meanwhile, the collision plates are attached to the side wall, the influence of foreign object collision is not easy to happen, the stability is good, and long-time stable protection is convenient.

Drawings

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

FIG. 2 is a schematic view of a top protective plate according to the present utility model;

FIG. 3 is a schematic view of a structure of a touch panel according to the present utility model;

FIG. 4 is a schematic view of the structure of the support member according to the present utility model;

fig. 5 is a schematic structural view of a connector according to the present utility model.

In the figure: 1. a protective top plate; 101. a first connection base; 102. a bearing seat; 103. a first barrier strip; 104. a second barrier strip; 2. a contact plate; 201. a second connecting seat; 202. a first connection lug; 203. anti-skid convex teeth; 3. a support; 301. a first stay; 302. a connecting piece; 3021. a second connecting ear; 3022. a connecting seat; 3023. a first connecting rod; 303. a second stay bar; 304. a thread sleeve; 3041. a second connecting rod; 305. a screw; 306. a driving handle.

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.

Examples

As shown in fig. 1, 2, 3, 4 and 5, one embodiment of the present utility model proposes: the utility model provides a colliery is protector for coal mining, including protection roof 1, conflict board 2 and support piece 3, protection roof 1's both ends all rotate through the pivot and are connected with conflict board 2, utilize protection roof 1 to carry out effectual blocking protection to the top of tunnel, the debris such as tunnel top soil block rubble drop is effectually avoided, conflict board 2 conflict is on the inner wall of tunnel simultaneously, thereby install protection roof 1 stable in the tunnel, guarantee stable use, and settle there is support piece 3 between the conflict board 2, utilize support piece 3 to support and promote conflict board 2, make the conflict that conflict board 2 can tightly contradict on the tunnel lateral wall, thereby form stable support at protection roof 1 both ends, ensure the installation of protection roof 1 stable, and the other end rotation of support piece 3 is connected on conflict board 2, the other end is connected with second vaulting pole 303 through connecting piece 302, threaded connection's thread bush 304 one end is detachable to be connected with actuating handle 306 on screw 305, settle the direct in the use, it is required to drive roof 1 in the position of pulling on the screw 305, then carry out the first support piece 301 and drive the screw rod 301 is carried out in the first position of the screw rod 301, and then the top wall is moved in the position of the tunnel is moved by the screw rod 301, and the first position is closely matched with the screw rod 301, thereby the top wall is moved in the first position of the tunnel is moved to the side of the top wall is moved to the screw rod 301.

As shown in fig. 1, 4 and 5, in some embodiments, one end of the first stay 301 is rotatably connected to the first connection lug 202 on one side of the interference plate 2 through a pin, the other end is rotatably connected to the second connection lug 3021 on one side of the connection member 302 through a pin, so as to ensure that the first stay 301 can properly rotate between the interference plate 2 and the connection member 302 during movement, form an effective support therebetween, tightly support the interference plate 2 against the side wall of the roadway so as to adapt to the use requirements of different application environments of the roadway, and the other end of the second stay 303 is rotatably connected to the first connection rod 3023 on the connection seat 3022 on one side of the connection member 302, and the other end of the second stay 303 is rotatably connected to the second connection rod 3041 provided on the threaded sleeve 304, so as to ensure that the second stay 303 can properly rotate between the connection member 302 and the threaded sleeve 304 during movement, and then the first stay bar 301 is effectively pushed by the connecting piece 302, the screw cap is connected on the first connecting rod 3023 in a threaded manner, the screw cap is connected on the second connecting rod 3041 in a threaded manner, the second stay bar 303 is effectively prevented from slipping off the first connecting rod 3023 and the second connecting rod 3041, stable use is ensured, the threaded sleeve 304 is in threaded connection with the screw groove formed on the screw rod 305, the screw rod 305 is rotationally connected on the bearing seat 102 formed on the protective top plate 1, the screw rod 305 is ensured to be stably arranged on the protective top plate 1, the threaded sleeve 304 is effectively in threaded manner, the driving threaded sleeve 304 moves on the screw rod 305, thereby the second stay bar 303 is effectively driven, the square jack formed at one end of the screw rod 305 is matched with the square inserting strip formed on the driving handle 306, the driving handle 306 is conveniently and rapidly arranged on the screw rod 305, so that an operator can directly hold the driving handle 306 by hand to drive the screw 305 to rotate, so that the screw sleeve 304 is driven.

As shown in fig. 1, fig. 2 and fig. 3, in some embodiments, the anti-slip convex teeth 203 evenly distributed are provided on the interference plate 2, the provided anti-slip convex teeth 203 are used for lifting friction between the interference plate 2 and the side wall of the roadway, so as to ensure that the protection top plate 1 is stably supported at the top of the roadway, solid particles such as soil blocks and broken stone fall off, safety protection is achieved, safety of mining equipment and workers is ensured, the second connecting seat 201 integrally provided on the upper portion of the interference plate 2 is matched with the first connecting seats 101 on two sides of the protection top plate 1, smooth rotation connection of the two can be ensured, proper rotation is achieved in the using process, the two can be tightly abutted against the side wall of the roadway, the first blocking strip 103 is arranged on one side of the lower surface of the protection top plate 1, the second blocking strip 104 is arranged on one side of the upper surface of the protection top plate 1, the protection top plate 1 is conveniently arranged one by one in the roadway in the advancing process of mining, each advancing section, one protection top plate 1 is installed, the protection top plate 1 is matched between the first blocking strip 103 and the second blocking strip 104 is utilized, the protection top plate 1 is stably arranged on the top of the top plate 1 in the advancing section, and the top plate 1 is effectively protected.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (4)

1. The utility model provides a protector for colliery coal mining, includes protection roof (1), conflict board (2) and support piece (3), its characterized in that: the two ends of the protection top plate (1) are respectively connected with a supporting plate (2) through rotation of a rotating shaft, a supporting piece (3) is arranged between the supporting plates (2), one end of a first supporting rod (301) of the supporting piece (3) is rotationally connected to the supporting plates (2), the other end of the supporting rod is connected with a second supporting rod (303) through a connecting piece (302), the other end of the second supporting rod (303) is rotationally connected to one side of a threaded sleeve (304) in threaded connection with a screw rod (305), and one end of the screw rod (305) is detachably connected with a driving handle (306).

2. The protective device for coal mining according to claim 1, wherein: one end of the first stay bar (301) is rotationally connected to a first connecting lug (202) on one side of the abutting plate (2) through a pin shaft, the other end of the first stay bar is rotationally connected to a second connecting lug (3021) on one side of the connecting piece (302) through a pin shaft, the other end of the second stay bar (303) is rotationally connected to a first connecting rod (3023) on a connecting seat (3022) on one side of the connecting piece (302), a screw cap is connected to the first connecting rod (3023) in a threaded mode, the other end of the second stay bar (303) is rotationally connected to a second connecting rod (3041) arranged on a threaded sleeve (304), and the screw cap is connected to the second connecting rod (3041) in a threaded mode.

3. The protective device for coal mining according to claim 2, wherein: the screw sleeve (304) is in threaded connection with a threaded groove formed in the screw rod (305), the screw rod (305) is rotationally connected with the bearing seat (102) arranged on the protective top plate (1), and a square jack formed in one end of the screw rod (305) is matched with a square cutting arranged on the driving handle (306).

4. The protective device for coal mining according to claim 1, wherein: be provided with evenly distributed's anti-skidding dogtooth (203) on conflict board (2), and second connecting seat (201) that conflict board (2) upper portion integral type set up with first connecting seat (101) cooperation setting of protection roof (1) both sides to protection roof (1) lower surface one side is provided with first blend stop (103), upper surface one side is provided with second blend stop (104).

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