CN221742631U

CN221742631U - Mining roadway support protection device

Info

Publication number: CN221742631U
Application number: CN202323640619.2U
Authority: CN
Inventors: 李小龙; 蒋万里
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-12-29
Filing date: 2023-12-29
Publication date: 2024-09-20
Anticipated expiration: 2033-12-29

Abstract

The utility model discloses a mining roadway supporting and protecting device, which comprises a first supporting plate, a second supporting plate and a supporting plate group, wherein an adjusting device is fixedly arranged on the inner wall of a square groove, and comprises: the outer wall of the fixed plate is movably spliced with the inner wall of the square groove; the end part of the driving rod is hinged with the side wall of the fixed plate; the side wall of the driving block is hinged with the other end part of the driving rod; the bidirectional screw rod is rotatably arranged in the middle of the square groove, and an inner screw hole matched with the outer wall of the bidirectional screw rod is formed in the middle of the driving block. According to the utility model, the driving block is enabled to move in opposite directions by rotating the bidirectional threaded screw rod, the fixing plate can be enabled to squeeze the inner wall of the roadway through the hinge joint between the driving block, the fixing plate and the driving rod, so that the situation that the supporting and protecting device can shake and deviate when in use due to a large gap between the inner wall of the roadway and the supporting and protecting device is avoided, and the supporting and protecting device is enabled to support and protect the roadway more firmly.

Description

Mining roadway support protection device

Technical Field

The utility model relates to the technical field of roadway protection, in particular to a supporting and protecting device for a mining roadway.

Background

According to retrieval discovery, chinese patent with publication No. CN216788422U discloses a support protector for tunnel excavation, including the below of two first backup pads all is provided with the second backup pad, the top fixedly connected with top carrier plate group of two first backup pads, be provided with adjustment mechanism between first backup pad and the second backup pad, adjustment mechanism includes lifter plate and two spacing posts, lifter plate and first backup pad fixed connection, the lifter plate is located the second backup pad, two spacing posts are located the both sides of second backup pad respectively, the mounting groove has been seted up at the top of second backup pad, logical groove has all been seted up to the both sides of mounting groove inner wall.

The device is characterized in that the first supporting plate, the second supporting plate, the lifting plate, the limiting columns, the limiting grooves and the limiting frames are matched with each other, the limiting frames limit the positions of the limiting columns, the limiting columns limit the positions of the lifting plates, the distance between the first supporting plate and the second supporting plate is further facilitated to be adjusted, the height of the supporting plate group is further convenient to adjust, the device has the defects that the width of a roadway mined under geographic conditions and environmental factors is different, the device can only adjust the height to be suitable for the roadways with different heights, but when the device is used for the roadway with wider width, a large gap exists between the inner wall of the roadway and the supporting protection supporting device, the supporting protection device can shake and deviate in the using process, good supporting protection cannot be carried out on the roadway, and therefore, the supporting protection device for the mining roadway is provided.

Disclosure of utility model

The utility model aims to provide a mining roadway supporting and protecting device which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mining roadway support protector, includes first backup pad, second backup pad and roof support plate group, first backup pad top and roof support plate group lateral wall fixed connection, square groove has been seted up to first backup pad one side, square groove inner wall is fixed to be equipped with adjusting device, adjusting device includes:

the outer wall of the fixed plate is movably inserted with the inner wall of the square groove;

the end part of the driving rod is hinged with the side wall of the fixed plate;

The side wall of the driving block is hinged with the other end part of the driving rod;

The bidirectional threaded screw rod is rotatably arranged in the middle of the square groove, and an inner screw hole matched with the outer wall of the bidirectional threaded screw rod is formed in the middle of the driving block.

Preferably, the end part of the driving block is movably connected with a limiting rod in a penetrating way, and two ends of the limiting rod are fixedly connected with the inner wall of the square groove.

Preferably, the front of first backup pad has been seted up and has been linked together with the square groove circular through-hole, circular through-hole inner wall fixedly connected with bearing, the outer wall of two-way screw thread lead screw and the inner circle fixed connection of bearing, the one end fixedly connected with rotary disk of two-way screw thread lead screw, the front fixedly connected with twist grip of rotary disk.

Preferably, the square groove is just to the adapter sleeve of one side inner wall fixedly connected with of fixed plate, the spout has been seted up to the adapter sleeve inside, spout inner wall sliding connection has T shape slide bar, one end and one side fixed connection of fixed plate of T shape slide bar.

Preferably, both ends of the driving rod are respectively and rotatably connected with a hinge seat, and the hinge seats positioned at both ends of the driving rod are respectively and fixedly connected with the opposite sides of the fixed plate and the driving block.

Preferably, the supporting plate group comprises a first inserting plate and a second inserting plate, a slot is formed in the middle of the second inserting plate, and the inner wall and the outer wall of the first inserting plate are movably inserted into the inner wall of the slot.

The utility model has the technical effects and advantages that:

According to the utility model, the driving block is enabled to move in opposite directions by rotating the bidirectional threaded screw rod, when the driving block moves in opposite directions, the fixing plate can be enabled to squeeze the inner wall of the roadway by hinging the driving block, the fixing plate and the driving rod, so that the situation that a large gap exists between the inner wall of the roadway and the supporting and protecting device due to the fact that the supporting and protecting device can shake and deviate when in use is avoided, and the supporting and protecting device can support and protect the roadway more firmly.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic front sectional structure of the first support plate of the present utility model.

Fig. 3 is a schematic top sectional view of the first support plate of the present utility model.

In the figure: 1. a first support plate; 2. a second support plate; 3. a top support plate group; 5. a fixing plate; 6. a two-way threaded screw rod; 7. a limit rod; 8. a driving block; 9. a driving rod; 10. connecting sleeves; 11. a chute; 12. a T-shaped slide bar; 13. a rotating disc; 14. rotating the handle; 15. a square groove; 16. a circular through hole; 23. a first plugboard; 24. and a second plugboard.

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.

The utility model provides a mining roadway supporting and protecting device as shown in figures 1-3, which comprises a first supporting plate 1, a second supporting plate 2 and a supporting plate group 3, wherein the top of the first supporting plate 1 is fixedly connected with the side wall of the supporting plate group 3, one side of the first supporting plate 1 is provided with a square groove 15, the inner wall of the square groove 15 is fixedly provided with an adjusting device, and the adjusting device comprises: fixed plate 5, actuating lever 9, actuating block 8 and two-way screw thread lead screw 6, the fixed plate 5 outer wall is pegged graft with square groove 15 inner wall activity, actuating lever 9 tip is articulated with the lateral wall of fixed plate 5, the lateral wall of actuating block 8 is articulated with the other tip of actuating lever 9, two-way screw thread lead screw 6 rotates the middle part that sets up in square groove 15, the middle part of actuating block 8 seted up with two-way screw thread lead screw 6 outer wall assorted interior screw, the tip activity of actuating block 8 is interlude and is connected with gag lever post 7, the both ends of gag lever post 7 and the inner wall fixed connection of square groove 15, when two-way screw thread lead screw 6 rotates, two actuating blocks 8 through the threaded connection of two-way screw thread lead screw 6 and actuating block 8 inner wall can make corresponding position move in opposite directions, the articulated between rethread actuating block 8 and fixed plate 5 and the actuating lever 9 can make actuating lever 9 rotate, when two actuating blocks 8 move in opposite directions, actuating lever 9 can be to keeping away from one side of actuating block 8, and then fixed plate 5 moves outwards when fixed plate 5 is at the tunnel inside, the drift can take place because of this support protector and inner wall have great gap to lead to the protector to the fact when using in the tunnel.

In the preferred embodiment, both ends of the driving rod 9 are all rotationally connected with hinge seats, the hinge seats at both ends of the driving rod 9 are fixedly connected with opposite sides of the fixed plate 5 and the driving block 8 respectively, when the device is installed, bolt holes formed in the middle of the end part of the driving rod 9 and the middle of the hinge seat are used for inserting the fixing bolts, nuts are screwed up from the bottoms of the outer walls of the fixing bolts, the hinge seats and the end part of the driving rod 9 are kept to rotate, and damage to the device caused by unfixed end parts of the hinge seats and the driving rod 9 can be avoided, so that the device is convenient to disassemble and assemble.

Wherein, the circular through-hole 16 that is linked together with square groove 15 has been seted up in the front of first backup pad 1, circular through-hole 16 inner wall fixedly connected with bearing, the outer wall of two-way screw thread lead screw 6 and the inner circle fixed connection of bearing, the one end fixedly connected with rotary disk 13 of two-way screw thread lead screw 6, the front fixedly connected with twist grip 14 of rotary disk 13, the problem that the direct contact frictional force is too big with circular through-hole 16 when can avoiding two-way screw thread lead screw 6 to rotate through the setting of bearing, make the device use more convenient, simultaneously, should set up the hole groove with two-way screw thread lead screw 6 assorted at the opposite side of square groove 15 inner wall, make the tip and the hole groove inner wall rotation of two-way screw thread lead screw 6 be connected, can make two-way screw thread lead screw 6 keep the level, avoid it to receive the gravity influence to lead to its deformation damage.

Simultaneously, square groove 15 just is to one side inner wall fixedly connected with adapter sleeve 10 of fixed plate 5, spout 11 has been seted up to adapter sleeve 10 inside, spout 11 inner wall sliding connection has T shape slide bar 12, one end of T shape slide bar 12 and one side fixed connection of fixed plate 5, when fixed plate 5 moves to one side of keeping away from first backup pad 1, can make T shape slide bar 12 follow the removal through the sliding connection of T shape slide bar 12 and spout 11 inner wall, avoid this support protector to lead to the device to damage because of being influenced by fixed plate 5 gravity and external factor, extension device's life.

Secondly, the supporting plate group 3 comprises a first plugboard 23 and a second plugboard 24, the middle part of the second plugboard 24 is provided with a slot, the inner wall and the outer wall of the first plugboard 23 are movably spliced with the inner wall of the slot, when the supporting and protecting device is used in a wider mining roadway, the channel which is arranged inside the supporting and protecting device is required to be adjusted when the fixing plate 5 is adjusted, the first plugboard 23 can be pulled out through the movable splicing of the inner wall of the slot which is arranged at the middle part of the first plugboard 23 and the middle part of the second plugboard 24, the distance between the two first supporting boards 1 is adjusted, the width of the channel which is arranged inside the supporting and protecting device can be adjusted, after the first plugboard 23 and the second plugboard 24 are adjusted to a proper position, the bottom end of the second plugboard 24 is fixedly connected with the bottom end of the first plugboard 23 through bolts, the position of the second plugboard is fixed, the fixing effect that the supporting and protecting device is affected by sideslip when the fixing plate 5 extrudes the inner wall of the roadway is avoided, and the practicability is realized.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a mining roadway support protector, includes first backup pad (1), second backup pad (2) and roof support plate group (3), the top and the roof support plate group (3) lateral wall fixed connection of first backup pad (1), a serial communication port, square groove (15) have been seted up to first backup pad (1) one side, square groove (15) inner wall is fixed to be equipped with adjusting device, adjusting device includes:

The outer wall of the fixed plate (5) is movably inserted with the inner wall of the square groove (15);

the end part of the driving rod (9) is hinged with the side wall of the fixed plate (5);

The side wall of the driving block (8) is hinged with the other end part of the driving rod (9);

The bidirectional screw rod (6), the bidirectional screw rod (6) rotates the middle part that sets up in square groove (15), the interior screw with bidirectional screw rod (6) outer wall assorted is seted up at the middle part of drive piece (8).

2. The mining roadway supporting and protecting device according to claim 1, wherein the end part of the driving block (8) is movably connected with a limiting rod (7) in a penetrating way, and two ends of the limiting rod (7) are fixedly connected with the inner wall of the square groove (15).

3. The mining roadway support protection device according to claim 1, characterized in that a circular through hole (16) communicated with the square groove (15) is formed in the front face of the first supporting plate (1), a bearing is fixedly connected to the inner wall of the circular through hole (16), the outer wall of the bidirectional threaded screw (6) is fixedly connected with the inner ring of the bearing, a rotary disc (13) is fixedly connected to one end of the bidirectional threaded screw (6), and a rotary handle (14) is fixedly connected to the front face of the rotary disc (13).

4. The mining roadway support protection device according to claim 1, wherein the square groove (15) is fixedly connected with the connecting sleeve (10) opposite to the inner wall of one side of the fixed plate (5), the connecting sleeve (10) is internally provided with the sliding groove (11), the inner wall of the sliding groove (11) is slidably connected with the T-shaped sliding rod (12), and one end of the T-shaped sliding rod (12) is fixedly connected with one side of the fixed plate (5).

5. The mining roadway supporting and protecting device according to claim 1, wherein both ends of the driving rod (9) are rotatably connected with hinge seats, and the hinge seats at both ends of the driving rod (9) are fixedly connected with opposite sides of the fixing plate (5) and the driving block (8) respectively.

6. The mining roadway support protection device according to claim 1, wherein the top bearing plate group (3) comprises a first plugboard (23) and a second plugboard (24), a slot is formed in the middle of the second plugboard (24), and the inner wall and the outer wall of the first plugboard (23) are movably spliced with the inner wall of the slot.