Mine laneway stabilizing support

Abstract

The utility model relates to the technical field of stabilizing supports, and discloses a mine laneway stabilizing support which comprises two sets of supporting stand columns, overturning supporting assemblies are arranged above and below the supporting stand columns, and the overturning supporting assemblies are used for adjusting and supporting according to requirements. According to the mine laneway stabilizing support, the overturning supporting assembly is installed, the bearing plate can be used for supporting the overall structure of the top, and the drill rod support is arranged in the bottom end area of the side wall of a mine laneway; after fixing, the two sets of overturning screws can be driven by rotating the adjusting threaded sleeve at the upper end to push the supporting stand column to conduct overturning adjustment along the combined shaft at the lower end, the supporting stand column is used for extruding the inner wall of the mine roadway in the overturning process, and continuous rotating extrusion can be conducted to reduce gaps in a contact area so as to improve the reinforcing strength; and meanwhile, only the bottom rotating upper end structure needs to be mounted for mounting and fixing, so that the time for adjusting and mounting is effectively shortened.

Description

Technical Field

[0001] The utility model relates to the technical field of stable brackets, in particular to a stable bracket for a mine tunnel. Background Art

[0002] Mine tunnels are channels for mineral transportation during mineral excavation. In order to ensure that the interior of the mine tunnel does not collapse, it is usually necessary to install side panels and curved panels on the top to form the structure of the channel by splicing them. However, due to crustal movement or mineral excavation problems, the channel is easily squeezed and deformed internally. In order to avoid safety accidents caused by mine deformation, a stable bracket is set to improve the stability of the internal side panels.

[0003] Chinese Patent Publication No.: CN219548887U discloses "A Mine Tunnel Support Device", which includes two bottom plates, the top surfaces of the two bottom plates are fixedly connected with lower pillars, the interiors of the two lower pillars are provided with lifting grooves, the tops of the inner cavities of the two lifting grooves are fixedly installed with electric hydraulic rods, the tops of the two electric hydraulic rods are fixedly connected with upper pillars, the tops of the two upper pillars are provided with support plates, and arc-shaped support structures are installed on the two support plates. After the bottom plate and the lower pillars are fixed, the folding plate is unfolded so that one side of the folding plate fits with the inner wall of the mine tunnel, and then the fixing plate is pulled to fix the folding plate, and at the same time, the stud is rotated so that the screw is inserted into the inner wall of the mine tunnel to fix the fixing plate, thereby increasing the area for temporary support of the inner wall of the mine tunnel and improving the practicality of the mine tunnel support device.

[0004] In the prior art, the internal mine tunnel is reinforced by adjusting the width of the two sets of columns and then fixing the upper structure. However, it takes a long time to adjust and then fix. Moreover, after adjusting the width and fixing it, it is impossible to ensure a close fit with the inner wall of the channel, resulting in a decrease in the support effect. Utility Model Content

[0005] The purpose of the utility model is to provide a stable support for a mine tunnel to solve the problem that it takes a long time to adjust and then fix in the above-mentioned background technology, and after adjusting the width first and fixing it, it cannot be guaranteed to fit closely with the inner wall of the channel, resulting in a decrease in the supporting effect.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a mine tunnel stabilizing support, comprising two groups of support columns, wherein a flip support assembly is arranged above and below the support columns, and the flip support assembly is used to adjust and support according to demand, and two groups of splicing reinforcement assemblies are respectively arranged on both sides of the support columns, and the splicing reinforcement assemblies are used to improve the support effect;

[0007] The flip support assembly includes a fixed sleeve, and a combined shaft is arranged on the inner side of the fixed sleeve, a bearing plate is installed at the bottom of the fixed sleeve, and two groups of drill rods are installed at the bottom of the bearing plate, the flip support assembly includes an adjusting screw sleeve, and flip screws are arranged on the inner sides of both ends of the adjusting screw sleeve, and a flip shaft is arranged at the end of the flip screw;

[0008] The splicing reinforcement component comprises a flip limit plate, and a limit plug rod is arranged on the top of the flip limit plate.

[0009] Preferably, a limit panel is installed on the back or front side of the supporting column, and the limit panel is located on the outside of the flip limit plate.

[0010] Preferably, a positioning groove is provided on the inner side of the limit panel, and four groups of limit slots are provided on the outer side of the limit panel, a welding block is installed on the top of the support column, and two groups of flip sleeves are installed on the bottom of the support column, the flip sleeves are located on both sides of the fixed sleeve, and a combination groove is provided on the inner side of the flip sleeve, and the combination groove is located on the outer side of the combination axis.

[0011] Preferably, limit plates are installed at both ends of the combined shaft, and two groups of bolt grooves are opened on the top of the bearing plate.

[0012] Preferably, a fixing ring is installed in the middle of the adjusting screw sleeve, and four sets of adjusting handles are installed on the outer side of the fixing ring.

[0013] Preferably, a limiting sleeve is arranged on the outer side of the flip shaft, and a welding plate is installed on the outer side of the limiting sleeve, and the welding plate is located on the top of the welding block.

[0014] Preferably, a positioning shaft is installed on the inner side of the left end of the flip limit plate, and the positioning shaft is located on the inner side of the positioning groove. An adjustment groove is opened on the front or back side of the flip limit plate, and an auxiliary handle is provided on the inner side of the adjustment groove. The auxiliary handle is located on one side of the limiting rod, and a splicing block is provided at the end of the limiting plate.

[0015] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0016] First, the utility model is equipped with a flip support assembly, and a load-bearing plate can be used to provide support for the overall structure of the top. The drill rod bracket is set in the bottom area of ​​the side wall of the mine tunnel, and then fixed to the ground with a bolt structure. After fixation, the two sets of flip screws can be driven by rotating the adjusting screw sleeve at the upper end to push the support column to flip and adjust along the combined axis at the lower end. During the flipping process, the support column will be used to squeeze the inner wall of the mine tunnel, and the gap in the contact area can be reduced by continuous rotation and extrusion to improve the strength of the reinforcement. At the same time, the installation and fixation only need to install the bottom and rotate the upper structure for installation, which effectively shortens the time spent on adjustment and installation.

[0017] Second, the utility model is equipped with a splicing reinforcement component. The existing structure can be protected by folding plate structures on both sides, but the folding structure cannot provide support, resulting in less spacing between the reinforcement structures that need to be set, thereby increasing the cost. By providing a flip limit plate structure, the channel side guard plate can be restricted under the restriction of the limit panel to improve the strength. After adjustment, the limit rod can be used to limit it to avoid falling off. The splicing reinforcement component can be used to effectively increase the reinforcement range and reduce the cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the support column of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the load-bearing plate of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the adjusting screw sleeve of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the flip limit plate of the utility model.

[0023] Among them: 1. Support column; 101. Limit panel; 102. Positioning groove; 103. Welding block; 104. Limit slot; 105. Flip sleeve; 106. Combination groove; 2. Load-bearing plate; 201. Fixed sleeve; 202. Combination shaft; 203. Limit plate; 204. Drill rod; 205. Bolt groove; 3. Adjusting screw sleeve; 301. Welding plate; 302. Limit sleeve; 303. Flip shaft; 304. Flip screw; 305. Fixed ring; 306. Adjusting handle; 4. Flip limit plate; 401. Positioning shaft; 402. Adjusting groove; 403. Splicing block; 404. Auxiliary handle; 405. Limiting rod. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-5A mine tunnel stabilizing support comprises two groups of support columns 1, a flip support assembly is arranged above and below the support column 1, and the flip support assembly is used to adjust and support according to demand, and two groups of splicing reinforcement assemblies are respectively arranged on both sides of the support column 1, and the splicing reinforcement assemblies are used to improve the support effect;

[0026] The flip support assembly includes a fixed sleeve 201, and a combined shaft 202 is arranged on the inner side of the fixed sleeve 201, a bearing plate 2 is installed at the bottom of the fixed sleeve 201, and two groups of drill rods 204 are installed at the bottom of the bearing plate 2, and the flip support assembly includes an adjusting screw sleeve 3, and a flip screw 304 is arranged on the inner side of both ends of the adjusting screw sleeve 3, and a flip shaft 303 is arranged at the end of the flip screw 304;

[0027] The splicing reinforcement assembly includes a flip limit plate 4 , and a limit insertion rod 405 is arranged on the top of the flip limit plate 4 .

[0028] Through the above technical solution, the bearing plate 2 can be used to provide support for the overall structure of the top, and the drill rod 204 bracket is set in the bottom area of ​​the side wall of the mine tunnel, and then fixed to the ground with a bolt structure. After fixation, the two sets of flip screws 304 can be driven by rotating the adjusting screw sleeve 3 at the upper end to push the support column 1 to flip and adjust along the combined axis 202 at the lower end. During the flipping process, the support column 1 will be used to squeeze the inner wall of the mine tunnel, and the continuous rotation and extrusion can be used to reduce the gap in the contact area to improve the strength of the reinforcement. At the same time, the installation and fixation only need to install the bottom and rotate the upper structure to perform the installation, which effectively shortens the time spent on adjustment and installation.

[0029] Through the above technical solution, by setting up a flip limit plate 4 structure, the channel side guard plate can be assisted to be limited under the limitation of the limit panel 101 to improve the strength. After adjustment, the limit rod 405 can be used for limitation to avoid falling off. The splicing reinforcement component can effectively increase the reinforcement range and reduce the cost.

[0030] Specifically, a limit panel 101 is installed on the back or front side of the support column 1 , and the limit panel 101 is located outside the flip limit plate 4 .

[0031] Through the above technical solution, the limiting panel 101 can effectively limit the flipping limiting plate 4 and increase the stability of the flipping limiting plate 4.

[0032] Specifically, a positioning groove 102 is opened on the inner side of the limit panel 101, and four groups of limit slots 104 are opened on the outer side of the limit panel 101, a welding block 103 is installed on the top of the support column 1, and two groups of flip sleeves 105 are installed on the bottom of the support column 1, the flip sleeves 105 are located on both sides of the fixed sleeve 201, and a combination groove 106 is opened on the inner side of the flip sleeve 105, and the combination groove 106 is located on the outer side of the combination shaft 202.

[0033] Through the above technical solution, the positioning groove 102 can limit the inner positioning axis 401, the limiting slot 104 can provide a limiting area for the limiting rod 405, the flip sleeve 105 can be flipped and adjusted along the combination axis 202, and the combination groove 106 can provide limitation for the combination axis 202.

[0034] Specifically, limit plates 203 are installed at both ends of the combined shaft 202 , and two groups of bolt grooves 205 are opened on the top of the bearing plate 2 .

[0035] Through the above technical solution, the limit plate 203 can prevent the combined shaft 202 from falling off, and the bolt groove 205 can be fixed to the ground inside the mine tunnel.

[0036] Specifically, a fixing ring 305 is installed in the middle of the adjusting screw sleeve 3 , and four sets of adjusting handles 306 are installed on the outer side of the fixing ring 305 .

[0037] Through the above technical solution, the fixing ring 305 can provide an installation position for the outer adjusting handle 306 , and the adjusting screw sleeve 3 can be driven to rotate by grasping the adjusting handle 306 .

[0038] Specifically, a limiting sleeve 302 is disposed on the outer side of the flip shaft 303 , and a welding plate 301 is installed on the outer side of the limiting sleeve 302 . The welding plate 301 is located on the top of the welding block 103 .

[0039] Through the above technical solution, the limiting sleeve 302 can limit the flip axis 303, and the welding plate 301 can increase the stability of the connection and avoid shaking.

[0040] Specifically, a positioning shaft 401 is installed on the inner side of the left end of the flip limit plate 4, and the positioning shaft 401 is located on the inner side of the positioning groove 102. An adjustment groove 402 is opened on the front or back side of the flip limit plate 4, and an auxiliary handle 404 is provided on the inner side of the adjustment groove 402. The auxiliary handle 404 is located on one side of the limiting rod 405, and a splicing block 403 is provided at the end of the flip limit plate 4.

[0041] Through the above technical solution, the positioning shaft 401 can assist the flip limit plate 4 in flip adjustment, the adjustment groove 402 can provide limitation for the auxiliary handle 404, assist in sliding adjustment, and the splicing block 403 can be spliced ​​with the notch at the end of another set of flip limit plates 4 to increase stability.

[0042] When in use, first insert the drill rod 204 of the two sets of supporting plates 2 into the bottom of the side wall of the mine tunnel, and fix it on the ground after insertion. Then, by grasping the adjusting handle 306, the adjusting screw sleeve 3 can be driven to rotate, thereby controlling the two sets of flip screws 304 to extend outward. During the extension process, the support column 1 is controlled to be flipped and adjusted along the combined axis 202 to keep it close to the inner wall. Then, the side flip limit plate 4 is flipped and adjusted along the positioning axis 401. After flipping and adjusting, it remains in a horizontal state. Grasping the auxiliary handle 404 can push the limit rod 405 to be embedded in the inner side of the limit slot 104 for restriction.

[0043] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit thereof, and the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A mine tunnel stabilizing support, comprising two sets of support columns (1), characterized in that: Flip support components are arranged above and below the support column (1), and the flip support components are used to adjust and support according to needs; two groups of splicing reinforcement components are respectively arranged on both sides of the support column (1), and the splicing reinforcement components are used to improve the support effect; The flip support assembly comprises a fixed sleeve (201), and a combined shaft (202) is arranged on the inner side of the fixed sleeve (201), a bearing plate (2) is installed on the bottom of the fixed sleeve (201), and two groups of drill rods (204) are installed on the bottom of the bearing plate (2), the flip support assembly comprises an adjusting screw sleeve (3), and flip screws (304) are arranged on the inner sides of both ends of the adjusting screw sleeve (3), and a flip shaft (303) is arranged on the end of the flip screw (304); The splicing reinforcement assembly comprises a flip limit plate (4), and a limit insertion rod (405) is arranged on the top of the flip limit plate (4).

2. A mine tunnel stabilizing support according to claim 1, characterized in that: A limit panel (101) is installed on the back or front of the support column (1), and the limit panel (101) is located outside the flip limit plate (4).

3. A mine tunnel stabilizing support according to claim 2, characterized in that: A positioning groove (102) is provided on the inner side of the limiting panel (101), and four groups of limiting slots (104) are provided on the outer side of the limiting panel (101); a welding block (103) is installed on the top of the supporting column (1), and two groups of flip sleeves (105) are installed on the bottom of the supporting column (1); the flip sleeves (105) are located on both sides of the fixed sleeve (201); a combination groove (106) is provided on the inner side of the flip sleeve (105), and the combination groove (106) is located on the outer side of the combination shaft (202).

4. A mine tunnel stabilizing support according to claim 1, characterized in that: Limiting plates (203) are installed at both ends of the combined shaft (202), and two groups of bolt grooves (205) are opened on the top of the bearing plate (2).

5. A mine tunnel stabilizing support according to claim 1, characterized in that: A fixing ring (305) is installed in the middle of the adjusting screw sleeve (3), and four groups of adjusting handles (306) are installed on the outer side of the fixing ring (305).

6. A mine tunnel stabilizing support according to claim 1, characterized in that: A limiting sleeve (302) is arranged on the outer side of the turning shaft (303), and a welding plate (301) is installed on the outer side of the limiting sleeve (302), and the welding plate (301) is located on the top of the welding block (103).

7. A mine tunnel stabilizing support according to claim 1, characterized in that: A positioning shaft (401) is installed on the inner side of the left end of the flip limit plate (4), and the positioning shaft (401) is located on the inner side of the positioning groove (102). An adjustment groove (402) is opened on the front or back side of the flip limit plate (4), and an auxiliary handle (404) is arranged on the inner side of the adjustment groove (402). The auxiliary handle (404) is located on one side of the limiting rod (405). A splicing block (403) is arranged at the end of the limit plate (4).

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