CN217925928U

CN217925928U - Underground mining supporting device for coal mining

Info

Publication number: CN217925928U
Application number: CN202222025936.2U
Authority: CN
Inventors: 康鑫; 周国登; 张路风; 张�杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-11-29
Anticipated expiration: 2032-08-03

Abstract

The utility model discloses a colliery is mining with underground mining supporting device relates to the field is strutted in the ore deposit hole, including base and roof, the top of base is provided with fixed section of thick bamboo, the inside of fixed section of thick bamboo is provided with the threaded rod, the outer wall of threaded rod is provided with rotary mechanism, the outer wall threaded connection of threaded rod has a movable section of thick bamboo, the bottom of movable section of thick bamboo is provided with the bracing piece, the bottom of bracing piece is connected with the backup pad. The utility model discloses a rotary mechanism is with the threaded rod back-off from solid fixed cylinder, the threaded rod is at rotatory in-process, rotatory thereupon rather than threaded connection's a movable section of thick bamboo, the threaded rod makes progress, a movable section of thick bamboo is downward, drive bracing piece and backup pad downstream, support ground, until the device is whole by jack-up, threaded rod upward movement can drive the roof and strut the mine cave, the completion device does not need the switch-on circuit can accomplish the strutting to the mine cave, can be applicable to complicated mine cave environment.

Description

Underground mining supporting device for coal mine mining

Technical Field

The utility model relates to a field is strutted in the ore deposit hole, specifically is a colliery is adopted and is strutted device in pit.

Background

Along with the development of society and science and technology, people's demand for natural energy is increasing more and more, including oil, natural gas, coal etc. wherein contain abundant coal resource in the colliery, excavate the tunnel through to the underground and adopt coal, and because need excavate to the underground, so the atress at long-term excavation in-process mine hole top is inhomogeneous, thereby can take place the accident that the mine hole collapses, consequently in order to guarantee the safety of underground mining staff, need set up support device in the mine hole, support the sharing atress to the rock inner wall in the mine hole underground, reduce the probability that the accident that collapses takes place in the mine hole underground.

A Chinese patent with a publication number of CN214887158U discloses an underground mining supporting device for coal mine mining, and relates to the technical field of mine protection equipment. The utility model discloses a roof, four corners in the bottom of roof all are provided with supporting component, connecting rod B's the other end passes through hinge and spacing section of thick bamboo B swing joint, electric telescopic handle is installed to bottom one side of bottom plate, the universal wheel is installed to the bottom opposite side of bottom plate, the top central point of water tank puts the fixedly connected with protection network, the upper surface of diversion flume has seted up the drip hole to even interval in the past after to, through utilizing supporting component and water tank, be convenient for staff mobile device through the universal wheel, insert hollow down tube through spacing section of thick bamboo A and spacing section of thick bamboo B, further support the device, and be convenient for install and dismantle, the water that oozes in the pit drips into the water tank through the drip hole on protection network and the diversion flume, avoid the water droplet to fall ground and cause the ground wet and smooth, reduce the probability that danger takes place.

Among the above-mentioned technique, jack-up whole device through electric telescopic handle, rotatory threaded rod drives the roof and rises to strut the ore deposit hole afterwards, but electric telescopic handle needs the circular telegram when using, so whole device need be used at the circuit periphery, and in the face of the comparatively complicated environment in ore deposit hole, the position that needs strut often is different, to the position that lacks the circuit, the device hardly plays the effect of strutting, so this supporting device hardly is applicable to the different service environment in ore deposit hole.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a colliery mining is with underground mining supporting device to solve general supporting device and lack the complex environment of circuit to the mine opening, hardly play the technical problem of strutting the effect.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a colliery mining is with underground mining supporting device, includes base and roof, the top of base is provided with solid fixed cylinder, the inside of solid fixed cylinder is provided with the threaded rod, the outer wall of threaded rod is provided with rotary mechanism, the outer wall threaded connection of threaded rod has a movable cylinder, the bottom of movable cylinder is provided with the bracing piece, the bottom of bracing piece is connected with the backup pad, the top of base can be dismantled and be provided with the water tank.

By adopting the technical scheme, the whole device can complete the supporting of the mine hole without switching on a circuit, and can be suitable for complex mine hole environments.

The utility model discloses further set up to, rotary mechanism includes driven gear, driving gear, rotary rod and handle, driven gear sets up in the top of solid fixed cylinder, driven gear meshes has the driving gear, driven gear all is the helical gear with the driving gear, the inner wall of driving gear is provided with the rotary rod, the one end of rotary rod is connected with the handle.

Through adopting above-mentioned technical scheme, can back out the threaded rod from the solid fixed cylinder, make the roof strut the mine opening.

The utility model discloses further set up to, the top of base is provided with a plurality of dead levers, the outer wall of dead lever is provided with the sleeve, telescopic top is connected with the roof.

Through adopting above-mentioned technical scheme, sleeve and fixed rod have played the effect of spacing direction to the rising of roof.

The utility model discloses further set up to, the outer wall of a movable section of thick bamboo is provided with the stopper, the spout has been seted up to the inner wall of a fixed section of thick bamboo.

Through adopting above-mentioned technical scheme, stopper and spout cooperation carry on spacingly to a movable section of thick bamboo.

The utility model discloses further set up to, the wash port has been seted up to the progress of roof, the inside of roof is hollow structure, be connected through the pipeline between roof and the water tank.

Through adopting above-mentioned technical scheme, during the hollow structure of ore cave infiltration entering roof through the wash port, flow into the water tank by the pipeline again.

The utility model discloses further set up to, the bottom of base is provided with a plurality of pulleys.

Through adopting above-mentioned technical scheme, the pulley has made things convenient for the holistic removal of device.

To sum up, the utility model discloses mainly have following beneficial effect: the utility model discloses a rotary mechanism revolves out the threaded rod from a fixed section of thick bamboo, the threaded rod is at rotatory in-process, rotatory thereupon rather than threaded connection's a movable section of thick bamboo, the threaded rod makes progress, a movable section of thick bamboo is downward, drive bracing piece and backup pad downstream, support ground, until the device whole jack-up, threaded rod upward movement can drive the roof and strut the mine opening, completion device is to the protection of mine opening structure, the integrated device does not need the switch-on circuit can accomplish strutting to the mine opening, can be applicable to complicated mine opening environment, the water tank is the dismantlement structure simultaneously, can collect the water that the mine opening oozes, avoid the water droplet to fall on ground, lead to the ground wet and slippery, the detachable water tank, be convenient for when the mobile device is whole, take out the inside ponding of processing with the water tank, the device removes more conveniently, the mobility efficiency is higher.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a sectional view of the internal structure of the fixing cylinder of the present invention.

In the figure: 1. a base; 2. a top plate; 3. a drain hole; 4. a fixed cylinder; 5. a threaded rod; 6. a driven gear; 7. a driving gear; 8. rotating the rod; 9. a handle; 10. a fixed seat; 11. fixing the rod; 12. a sleeve; 13. a movable barrel; 14. a limiting block; 15. a chute; 16. a support bar; 17. a support plate; 18. a pulley; 19. a water tank.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The following describes an embodiment of the present invention according to its overall structure.

The utility model provides a colliery is mining with underground mining supporting device, as shown in fig. 1-4, including base 1 and roof 2, the top of base 1 is provided with solid fixed cylinder 4, the inside of solid fixed cylinder 4 is provided with threaded rod 5, the outer wall of threaded rod 5 is provided with rotary mechanism, the outer wall threaded connection of threaded rod 5 has movable cylinder 13, the bottom of movable cylinder 13 is provided with bracing piece 16, the bottom of bracing piece 16 is connected with backup pad 17, the top of base 1 can be dismantled and be provided with water tank 19, screw rod 5 is unscrewed from solid fixed cylinder 4 through rotary mechanism, threaded rod 5 is at the rotation in-process, movable cylinder 13 rather than threaded connection rotates along with it, threaded rod 5 is upwards, movable cylinder 13 is downwards, drive bracing piece 16 and backup pad 17 downstream, support ground, until the device is whole by jack-up, threaded rod 5 upstream can drive roof 2 to the mine hole and carry out the protection of completion device to the mine hole structure, the whole device need not put through the circuit and can accomplish the support to the mine hole, can be applicable to complicated mine hole 19 for dismantling the structure simultaneously, can collect the water that oozes, avoid water drips to fall in the ground, the water droplet removal, the water tank removes, the water droplet removal that will be convenient when moving, the whole device will remove, the removal will be more convenient and more convenient to take out.

Referring to fig. 1-2, the rotating mechanism includes a driven gear 6, a driving gear 7, a rotating rod 8 and a handle 9, the driven gear 6 is disposed on the top of the fixed cylinder 4, an inner wall of the driven gear 6 is in threaded connection with the threaded rod 5, the driven gear 6 is engaged with the driving gear 7, the driven gear 6 and the driving gear 7 are all helical gears, an inner wall of the driving gear 7 is provided with the rotating rod 8, one end of the rotating rod 8 is connected with the handle 9, an outer wall of the rotating rod 8 is provided with a fixing seat 10, the fixing seat 10 is fixedly connected with an outer wall of the fixed cylinder 4, the rotating rod 8 is fixedly mounted, the handle 9 is rotated to drive the rotating rod 8 to rotate, at this time, the driving gear 7 drives the driven gear 6 to rotate, and the threaded rod 5 in threaded connection with the driven gear 6 is screwed out of the fixed cylinder 4.

Referring to fig. 1-2, four fixing rods 11 are disposed at the top of the base 1, the fixing rods 11 are disposed at four corners of the top of the base 1, a sleeve 12 is disposed on an outer wall of the fixing rod 11, the top of the sleeve 12 is connected to the top plate 2, when the top plate 2 rises, the sleeve 12 slides out from the outer wall of the fixing rod 11, and the sleeve 12 and the fixing rods 11 play a role in limiting and guiding the rising of the top plate 2.

Referring to fig. 4, the outer wall of the movable cylinder 13 is provided with a limiting block 14, the inner wall of the fixed cylinder 4 is provided with a sliding groove 15, when the threaded rod 5 rotates upward, the movable cylinder 13 in threaded connection with the threaded rod 5 rotates downward, and the limiting block 14 is matched with the sliding groove 15 to limit the movable cylinder 13, so that the movable cylinder 13 keeps moving downward.

Referring to fig. 3, a drain hole 3 is further formed in the top plate 2, the top plate 2 is of a hollow structure, the top plate 2 is connected with the water tank 19 through a pipeline, water seeping from the mine cavity enters the hollow structure of the top plate 2 through the drain hole 3 and then flows into the water tank 19 through the pipeline, the pipeline is not marked, the detachable structure at the bottom of the water tank 19 is composed of a slide block and a slide rail, and the water tank can be directly pulled open when the water tank is required to be detached.

Referring to fig. 1-2, the bottom of the base 1 is provided with a plurality of pulleys 18, and the pulleys 18 facilitate the movement of the whole device.

The utility model discloses a theory of operation does: when the roof 2 needs to be lifted to support a mine hole, the handle 9 is rotated to drive the rotating rod 8 to rotate, the driving gear 7 drives the driven gear 6 to rotate, the threaded rod 5 in threaded connection with the driven gear 6 is screwed out of the fixed cylinder 4, the movable cylinder 13 in threaded connection with the threaded rod 5 rotates downwards in the process that the threaded rod 5 rotates upwards to drive the supporting rod 16 and the supporting plate 17 to move downwards to support the ground until the whole device is jacked up, so that the whole structure of the device is more stable, the supporting position cannot be deviated due to the pulley 18, the roof 2 is lifted by the threaded rod 5 to support the mine hole, and the mine hole is prevented from collapsing due to uneven stress;

the mine hole seepage water enters the hollow structure of the top plate 2 through the drain hole 3 and then flows into the water tank 19 through the pipeline, the detachable structure at the bottom of the water tank 19 is composed of a slide block slide rail, and the water tank 19 is directly pulled away from the base 1 to finish the detachment when the detachment is needed.

While embodiments of the invention have been illustrated and described, it is not intended to limit the invention to the exact construction and operation illustrated and described, and that various other features, structures, materials, or characteristics may be substituted for those illustrated and described without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a colliery mining is with underground mining supporting device, includes base (1) and roof (2), its characterized in that: the top of base (1) is provided with solid fixed cylinder (4), the inside of solid fixed cylinder (4) is provided with threaded rod (5), the outer wall of threaded rod (5) is provided with rotary mechanism, the outer wall threaded connection of threaded rod (5) has movable cylinder (13), the bottom of movable cylinder (13) is provided with bracing piece (16), the bottom of bracing piece (16) is connected with backup pad (17), the top of base (1) can be dismantled and be provided with water tank (19).

2. The underground mining support device for coal mine mining of claim 1, wherein: rotary mechanism includes driven gear (6), driving gear (7), rotary rod (8) and handle (9), driven gear (6) set up in the top of solid fixed cylinder (4), driven gear (6) meshing has driving gear (7), the inner wall of driving gear (7) is provided with rotary rod (8), the one end of rotary rod (8) is connected with handle (9).

3. The underground mining support device for coal mine mining according to claim 2, wherein: the driven gear (6) and the driving gear (7) are helical gears.

4. The underground mining support device for coal mine mining of claim 1, wherein: the top of base (1) is provided with a plurality of dead levers (11), the outer wall of dead lever (11) is provided with sleeve (12), the top of sleeve (12) is connected with roof (2).

5. The underground mining support device for coal mine mining of claim 1, wherein: the outer wall of the movable cylinder (13) is provided with a limiting block (14), and the inner wall of the fixed cylinder (4) is provided with a sliding groove (15).

6. The underground mining support device for coal mine mining of claim 1, wherein: the improved structure of the water tank is characterized in that a drain hole (3) is formed in the top plate (2), the interior of the top plate (2) is of a hollow structure, and the top plate (2) is connected with the water tank (19) through a pipeline.

7. The underground mining support device for coal mine mining of claim 1, wherein: the bottom of the base (1) is provided with a plurality of pulleys (18).