CN219733426U - Underground mining roof support device - Google Patents
Underground mining roof support device Download PDFInfo
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- CN219733426U CN219733426U CN202320722412.0U CN202320722412U CN219733426U CN 219733426 U CN219733426 U CN 219733426U CN 202320722412 U CN202320722412 U CN 202320722412U CN 219733426 U CN219733426 U CN 219733426U
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- plate
- support
- support plate
- underground mining
- supporting
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- 238000005065 mining Methods 0.000 title claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 239000003245 coal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of underground mining roof supporting devices, in particular to an underground mining roof supporting device which comprises a supporting component, wherein reinforcing side plates are fixedly arranged at the upper ends of two sides of the supporting component, a fixed plate is fixedly arranged in the middle of each reinforcing side plate, the upper end of each fixed plate is movably connected with an adjusting component, and the upper end of each adjusting component is hinged with a supporting component for supporting an underground mining roof. According to the utility model, the first support plate, the second support plate and the third support plate are abutted against the lower part of the top plate for underground mining, when the angle of the support assembly is required to be adjusted, the connecting bolts are removed, so that the first support plate, the second support plate or the third support plate is subjected to angle deviation, the support is conveniently carried out under the top plate for underground mining with different widths, when the height of the support assembly is required to be adjusted, the limiting parts can be removed, and then each support plate is moved upwards or downwards as required, and the heights of the first support plate, the second support plate or the third support plate which correspond to the upper part are adjusted.
Description
Technical Field
The utility model relates to the technical field of underground mining roof support, in particular to an underground mining roof support device.
Background
The coal mine is mainly underground mining, a large number of roadways are required to be excavated underground, roadway supports are adopted to keep the roadways smooth and surrounding rocks stable, and the method has important significance for coal mine construction and production.
The existing roof supporting device is generally fixed in structure, not easy to adjust and poor in applicability, different supporting devices are needed to be adopted in the face of roadways with different heights and different widths, and cannot be adjusted according to requirements. There is a need for an underground mining roof support apparatus.
Disclosure of Invention
The present utility model is directed to solving the problems set forth in the background art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the underground mining roof supporting device comprises a supporting component, wherein reinforcing side plates are fixedly arranged at the upper ends of two sides of the supporting component, a fixed plate is fixedly arranged in the middle of each reinforcing side plate, an adjusting component is movably connected to the upper end of each fixed plate, and a supporting component for supporting an underground mining roof is hinged to the upper end of each adjusting component; the width and the height of the supporting component can be adjusted by the adjusting component, so that the supporting component can be conveniently propped against the lower part of the top plate for underground opening.
The adjusting component comprises a positioning plate and a rectangular frame fixedly arranged on the outer side of the upper end of the positioning plate, a support plate is movably inserted into the upper end of the positioning plate, and limiting pieces are symmetrically arranged on two sides of the rectangular frame; the locating plate and the support plate are supported at the lower end of the support assembly, and meanwhile, the locating plate and the support plate can be adjusted in a telescopic mode, and the locating plate and the support plate are fixed through the limiting piece after adjustment is completed.
The support assembly comprises a first support plate, a second support plate and a third support plate, wherein the first support plate is arranged between the second support plate and the third support plate, and the first support plate, the second support plate and the third support plate are propped against the lower support protection of the roof for underground mining.
Preferably, the supporting component comprises a supporting frame and lifting rods fixedly installed at four corners of the lower end of the supporting frame, and brake wheels are installed at the bottoms of the lifting rods. The lifting rod is an electric telescopic rod or a hydraulic rod and is mainly used for lifting and adjusting the supporting frame, and the supporting frame moves to the lower side of the top plate through the brake wheel.
Preferably, oblique reinforcing ribs are welded on two sides of the lower end of the fixing plate, a connecting groove is formed in the upper end of the fixing plate, and a connecting bolt is connected between the fixing plate and the positioning plate. The strengthening rib can improve the stability of fixed plate, and the lower extreme of locating plate then connects inside the spread groove of fixed plate upper end to both connect the back through connecting bolt locking fixed.
Preferably, the movable groove is arranged in the middle of the upper end of the positioning plate, and the anti-falling grooves are symmetrically arranged on two sides of the upper end of the positioning plate. The support plate penetrates through the positioning plate through the movable groove, so that the support plate can be conveniently adjusted in a telescopic manner at the upper end of the positioning plate.
Preferably, limit grooves with equal intervals are formed in two sides of the support plate, and the diameters of the limit grooves are the same as those of the anti-drop groove holes. The convenient limiting piece is inserted into the limiting groove and is limited and fixed in the anti-falling groove.
Preferably, the limiting piece comprises a pull rod and a guide plate fixedly installed at one end of the pull rod, the limiting piece is installed at one end, far away from the pull rod, of the guide plate, an elastic piece is arranged at the other side of the guide plate, and the elastic piece surrounds the outer portion of the pull rod. The pull rod is pulled to drive the guide plate and the limiting block to move, at the moment, the elastic piece is extruded to deform, and when the pull rod is loosened, the elastic piece is pulled in a rebound mode.
Preferably, the first support plate, the second support plate and the third support plate are integrally arranged in a semi-arc structure. The first support plate, the second support plate and the third support plate are convenient to support the top plates in different shapes.
The utility model has at least the following beneficial effects: the supporting assembly consists of a first supporting plate, a second supporting plate and a third supporting plate, when the angles of the first supporting plate, the second supporting plate and the third supporting plate are required to be adjusted, connecting bolts can be removed first, then the positioning plate and the supporting plate are moved according to the requirements, so that the first supporting plate, the second supporting plate or the third supporting plate can deviate angularly, supporting protection is conveniently carried out below the top plate for underground exploitation with different widths, when the heights of the first supporting plate, the second supporting plate or the third supporting plate are required to be adjusted, limiting pieces can be removed, then the supporting plates can be moved upwards or downwards according to the requirements, and the heights of the first supporting plate, the second supporting plate or the third supporting plate corresponding to the upper parts are adjusted, so that the first supporting plate, the second supporting plate and the third supporting plate can be conveniently supported and tightly supported below the top plate for underground exploitation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of a fixing plate and a supporting assembly according to the present utility model;
FIG. 3 is a schematic view of a partial enlarged structure of the portion A in FIG. 2 according to the present utility model;
fig. 4 is a cross-sectional view of a positioning plate according to the present utility model.
In the figure: 1. a support assembly; 11. a support frame; 12. a lifting rod; 13. a brake wheel; 2. reinforcing the side plates; 3. a fixing plate; 31. reinforcing ribs; 32. a connecting groove; 33. a connecting bolt; 4. an adjustment assembly; 41. a positioning plate; 411. a movable groove; 412. an anti-drop groove; 42. rectangular frames; 43. a support plate; 431. a limit groove; 44. a limiting piece; 441. a pull rod; 442. a guide plate; 443. a limiting block; 444. an elastic member; 5. a support assembly; 51. a first support plate; 52. a second support plate; 53. and a third support plate.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1-4, an underground mining roof supporting device comprises a supporting component 1, wherein reinforcing side plates 2 are fixedly arranged at the upper ends of two sides of the supporting component 1, a fixed plate 3 is fixedly arranged in the middle of each reinforcing side plate 2, an adjusting component 4 is movably connected to the upper end of each fixed plate 3, and a supporting component 5 for supporting an underground mining roof is hinged to the upper end of each adjusting component 4;
the adjusting component 4 comprises a positioning plate 41, a rectangular frame 42 fixedly arranged on the outer side of the upper end of the positioning plate 41, a support plate 43 movably inserted into the upper end of the positioning plate 41, and limit pieces 44 symmetrically arranged on two sides of the rectangular frame 42;
the support assembly 5 includes a first support plate 51, a second support plate 52, and a third support plate 53, the first support plate 51 being disposed intermediate the second support plate 52 and the third support plate 53.
The supporting component 1 comprises a supporting frame 11 and lifting rods 12 (the lifting rods 12 are electric telescopic rods or hydraulic rods) fixedly arranged at four corners of the lower end of the supporting frame 11, and brake wheels 13 are arranged at the bottoms of the lifting rods 12.
Inclined reinforcing ribs 31 are welded on two sides of the lower end of the fixing plate 3, a connecting groove 32 is formed in the upper end of the fixing plate 3, and a connecting bolt 33 is connected between the fixing plate 3 and the positioning plate 41.
The middle of the upper end of the positioning plate 41 is provided with a movable slot 411, and the two sides of the upper end of the positioning plate 41 are symmetrically provided with anti-drop slots 412.
Limiting grooves 431 with equal intervals are formed in two sides of the support plate 43, and the apertures of the limiting grooves 431 are the same as those of the anti-falling grooves 412.
The limiting member 44 includes a pull rod 441, a guide plate 442 fixedly mounted at one end of the pull rod 441, a limiting block 443 is mounted at one end of the guide plate 442 away from the pull rod 441, an elastic member 444 is disposed at the other side of the guide plate 442, and the elastic member 444 surrounds the pull rod 441.
The first support plate 51, the second support plate 52 and the third support plate 53 are integrally provided in a semi-arc structure.
The supporting component 5 is composed of a first supporting plate 51, a second supporting plate 52 and a third supporting plate 53, the first supporting plate 51, the second supporting plate 52 and the third supporting plate 53 are propped against the lower supporting protection of the roof for underground exploitation, the roof is used for underground exploitation with different heights and different widths, the angle and the height of the first supporting plate 51, the second supporting plate 52 and the third supporting plate 53 can be adjusted by a worker according to the needs by utilizing the adjusting component 4, the supporting plates 43 are hinged at the lower ends of the first supporting plate 51, the second supporting plate 52 and the third supporting plate 53, the supporting plates 43 are inserted into the inner side of the positioning plate 41 and fixed through the limiting piece 44, and meanwhile, the lower end of the positioning plate 41 is installed in the connecting groove 32 at the upper end of the fixing plate 3 and locked and fixed through the connecting bolts 33.
When the angle of the first support plate 51, the second support plate 52 and the third support plate 53 needs to be adjusted, the connecting bolts 33 can be removed first, then the positioning plate 41 and the support plate 43 are moved according to the needs, so that the first support plate 51, the second support plate 52 or the third support plate 53 are subjected to angle offset, the underground opening of different widths is convenient to support and protect below a top plate, the connecting bolts 33 are screwed to lock and fix the positioning plate 41 after the angle adjustment is finished (two sides of the positioning plate 41 are provided with protruding blocks, the opposite surfaces of the connecting grooves 32 are provided with matched clamping grooves, the clamping grooves are distributed in a fan-shaped structure, the protruding blocks are positioned in the clamping grooves after the rotation angle adjustment of the positioning plate 41, the positioning plate 41 is prevented from being offset, and the connection of the clamping grooves and the protruding blocks is conventional technology, and details are omitted.
When the height of the first support plate 51, the second support plate 52 or the third support plate 53 needs to be adjusted, the pull rod 441 can be pulled out of the rectangular frame 42 at first, at this time, the pull rod 441 drives the guide plate 442 and the limiting block 443 to move to a side far away from the positioning plate 41, meanwhile, the elastic piece 444 is extruded to deform, at this time, the limiting block 443 moves to the inner side of the rectangular frame 42 to be separated from the limiting groove 431 and the anti-falling groove 412, at this time, a worker can move each support plate 43 upwards or downwards as required, after the height adjustment is completed, the anti-falling groove 412 is aligned with the limiting groove 431, then the pull rod 441 is loosened, the pull rod 441 is rebounded by the elastic piece 444, at this time, the pull rod 441 synchronously drives the guide plate 442 and the limiting block 443 to rebound, and the limiting block 443 are inserted into the limiting groove 431 to limit and fix the support plate 43 through the anti-falling groove 412.
Working principle: when the support frame 11 is pushed to the lower part of a roof for underground mining, the lifting rod 12 can lift and adjust the height of the support frame 11, at this time, the support assembly 5 consisting of the first support plate 51, the second support plate 52 and the third support plate 53 is supported and protected below the roof, the first support plate 51, the second support plate 52 and the third support plate 53 are connected to the fixed plate 3 through the positioning plate 41 and the support plate 43, when the angle of the support assembly 5 is required to be adjusted, the connecting bolts 33 can be removed, then the positioning plate 41 and the support plate 43 are moved according to the requirement, so that the first support plate 51, the second support plate 52 or the third support plate 53 can be subjected to angle offset, when the height of the support assembly 5 is required to be adjusted, the limiting pieces 44 can be removed, then the support plates 43 are moved upwards or downwards according to the requirement, and the limiting pieces 44 can be inserted and fixed again after the height adjustment is completed.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an underground mining roof support device, includes supporting component (1), its characterized in that, the both sides upper end fixed mounting of supporting component (1) has reinforcing curb plate (2), fixed plate (3) are fixed mounting in the middle of reinforcing curb plate (2), fixed plate (3) upper end swing joint has adjusting component (4), the upper end of adjusting component (4) articulates has supporting component (5) that are used for underground mining roof to support;
the adjusting component (4) comprises a positioning plate (41) and a rectangular frame (42) fixedly arranged on the outer side of the upper end of the positioning plate (41), a support plate (43) is movably inserted into the upper end of the positioning plate (41), and limiting pieces (44) are symmetrically arranged on two sides of the rectangular frame (42);
the support assembly (5) comprises a first support plate (51), a second support plate (52) and a third support plate (53), wherein the first support plate (51) is arranged between the second support plate (52) and the third support plate (53).
2. An underground mining roof support device according to claim 1, wherein the support assembly (1) comprises a support frame (11) and lifting rods (12) fixedly arranged at four corners of the lower end of the support frame (11), and brake wheels (13) are arranged at the bottoms of the lifting rods (12).
3. The underground mining roof support device according to claim 1, wherein inclined reinforcing ribs (31) are welded on two sides of the lower end of the fixing plate (3), a connecting groove (32) is formed in the upper end of the fixing plate (3), and a connecting bolt (33) is connected between the fixing plate (3) and the positioning plate (41).
4. The underground mining roof support device according to claim 1, wherein the movable slot (411) is formed in the middle of the upper end of the positioning plate (41), and the anti-falling slots (412) are symmetrically formed on two sides of the upper end of the positioning plate (41).
5. The underground mining roof support device according to claim 1, wherein spacing grooves (431) with equal spacing are formed on two sides of the support plate (43), and the spacing grooves (431) and the anti-drop grooves (412) have the same aperture.
6. An underground mining roof support device according to claim 1, wherein the limiting member (44) comprises a pull rod (441) and a guide plate (442) fixedly mounted at one end of the pull rod (441), the guide plate (442) is provided with a limiting block (443) at one end far away from the pull rod (441), the other side of the guide plate (442) is provided with an elastic member (444), and the elastic member (444) is enclosed outside the pull rod (441).
7. An underground mining roof support according to claim 1, wherein the first (51), second (52) and third (53) support panels are integrally arranged in a semi-arcuate configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320722412.0U CN219733426U (en) | 2023-04-04 | 2023-04-04 | Underground mining roof support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320722412.0U CN219733426U (en) | 2023-04-04 | 2023-04-04 | Underground mining roof support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219733426U true CN219733426U (en) | 2023-09-22 |
Family
ID=88025271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320722412.0U Active CN219733426U (en) | 2023-04-04 | 2023-04-04 | Underground mining roof support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219733426U (en) |
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2023
- 2023-04-04 CN CN202320722412.0U patent/CN219733426U/en active Active
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