CN220581058U - Underground coal mining protection support convenient to adjust - Google Patents
Underground coal mining protection support convenient to adjust Download PDFInfo
- Publication number
- CN220581058U CN220581058U CN202322260423.4U CN202322260423U CN220581058U CN 220581058 U CN220581058 U CN 220581058U CN 202322260423 U CN202322260423 U CN 202322260423U CN 220581058 U CN220581058 U CN 220581058U
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- fixedly connected
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- sleeve
- coal mining
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- 239000003245 coal Substances 0.000 title claims abstract description 43
- 238000005065 mining Methods 0.000 title claims abstract description 23
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 239000000428 dust Substances 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to the technical field of underground coal mines and discloses an underground coal mining protection support convenient to adjust, which comprises a top plate, wherein a supporting rod is fixedly connected to the outer side of the middle part of the bottom surface of the top plate, a sleeve is arranged at the bottom of the supporting rod, a bearing plate is fixedly connected to the bottom of the sleeve, an anchor rod is arranged on the outer side of the middle part of the bearing plate, and a reinforcing mechanism is arranged on one side of the bearing plate; the reinforcing mechanism comprises a connecting plate, an ejector rod, an inclined panel and a first bolt, wherein one side of the connecting plate is fixedly connected to one side of the bearing plate, one end of the ejector rod is positioned in the middle of the connecting plate, and the connecting plate and the ejector rod are fixedly connected through the first bolt. According to the utility model, the ejector rod is fixed in the middle of the connecting plates at two sides through the first bolt, so that the ejector rod can support the part between the bearing plates at two sides, the structural strength of the bottom of the device can be improved, the stability of the whole structure is improved, and the use safety is improved.
Description
Technical Field
The utility model relates to the technical field of underground coal mines, in particular to an underground coal mining protection bracket convenient to adjust.
Background
The underground coal mining protection support is a device for supporting and protecting an underground coal mining working face of a coal mine. In underground coal mining operation of a coal mine, geological disaster risks such as collapse, roof subsidence and the like often exist due to instability of coal and rock. In order to ensure the safety and stability of the coal face and improve the safety and production efficiency of miners, it is very important to support the coal seam and protect the face by using a protective bracket.
The Chinese patent literature with the search bulletin number of CN219327550U discloses an underground coal mine safety protection support, which comprises a protection top cover, wherein fixing blocks are fixedly arranged on two sides of the bottom of the protection top cover, and a supporting plate is fixedly arranged at the bottom of each fixing block. According to the utility model, the ventilation motor is arranged to suck air and dust below the protective top cover into the cylinder, and then the air and the dust are connected into the water tank through the connecting pipe, so that the water in the water tank plays a role in sinking and adsorbing the dust, the air enters the filter tank through the air duct, the dust in the air is filtered under the action of the primary filter screen, incomplete dust filtration is avoided, fine particles in the air are filtered under the action of the fine filter screen, and meanwhile, the problem that a safety protection support is generally used for the safety of workers in a coal mine well, but does not have a sinking function is solved, a large amount of coal dust and dust are generated in the coal mine well working process, and the air channel of the workers is easily damaged is solved.
In this patent, the supporting base plate is simply fixed on the ground in the mine channel by the mounting bolts, so that the structural stability of the supporting base plate is poor, and the stability of the whole structure is affected, so that the risk factor is increased.
Disclosure of Invention
In order to make up for the defects, the utility model provides the underground coal mining protection support convenient to adjust, and aims to solve the problems that the existing underground coal mining protection support is used, and the supporting bottom plate is only fixed on the ground in a coal mine channel through the mounting bolts, so that the structural stability of the supporting bottom plate is poor, the stability of the whole structure is affected, and the risk coefficient is increased.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the underground coal mining protection support convenient to adjust comprises a top plate, wherein a supporting rod is fixedly connected to the outer side of the middle of the bottom surface of the top plate, a sleeve is arranged at the bottom of the supporting rod, a bearing plate is fixedly connected to the bottom of the sleeve, an anchor rod is arranged on the outer side of the middle of the bearing plate, and a reinforcing mechanism is arranged on one side of the bearing plate;
the reinforcing mechanism comprises a connecting plate, an ejector rod, an inclined panel and a first bolt, wherein one side of the connecting plate is fixedly connected to one side of the bearing plate, one end of the ejector rod is positioned in the middle of the connecting plate, and the connecting plate and the ejector rod are fixedly connected through the first bolt.
As a further description of the above technical solution:
inclined panels are fixedly connected to two sides of the outer portion of the ejector rod.
As a further description of the above technical solution:
the first reinforcing plate of junction fixedly connected with of bracing piece and roof, sleeve and loading board's junction fixedly connected with second reinforcing plate, just the second reinforcing plate with the stock is crisscross to be distributed.
As a further description of the above technical solution:
the electric hydraulic pump is fixedly connected to the inner bottom of the sleeve, and the output end of the electric hydraulic pump is fixedly connected to the bottom of the supporting rod.
As a further description of the above technical solution:
the top threaded connection of sleeve one side has the second bolt, the one end threaded connection of second bolt is in one side of bracing piece.
As a further description of the above technical solution:
the telescopic opposite side fixedly connected with cardboard, the outside fixedly connected with curb plate of roof, the outside sliding connection of curb plate is in the middle part of cardboard.
As a further description of the above technical solution:
the middle part fixedly connected with reinforcing rod of sleeve outer wall, one side fixedly connected with support frame of reinforcing rod, one side fixedly connected with of support frame is in one side of curb plate.
The utility model has the following beneficial effects:
1. according to the utility model, the ejector rod is fixed in the middle of the connecting plates at two sides by using the first bolt, so that the ejector rod can be used for supporting the part between the bearing plates at two sides, the structural strength of the bottom of the device can be improved, the stability of the whole structure is improved, and the use safety is improved.
2. According to the utility model, the distance from the top plate to the ground can be adjusted by driving the electric hydraulic pump, the parts, close to the two sides of the mine tunnel, of the device can be protected by the cooperation between the side plates and the clamping plates, and the side plates and the clamping plates can be prevented from being extruded by external force to invade the space inside the device by the reinforcing rods and the supporting frames, so that the use safety of the device is further improved.
Drawings
FIG. 1 is a schematic perspective view of an underground coal mining protection bracket convenient to adjust;
FIG. 2 is a schematic illustration showing the construction of a roof portion of a conveniently adjustable underground coal mining protective frame according to the present utility model;
FIG. 3 is a front cross-sectional view of a sleeve of a downhole coal mining protective bracket according to the present utility model for easy adjustment;
FIG. 4 is a side plate part structure split view of an underground coal mining protection bracket which is convenient to adjust;
fig. 5 is a schematic structural diagram of a support frame portion of an underground coal mining protection support frame convenient to adjust.
Legend description:
1. a top plate; 2. a support rod; 3. a sleeve; 4. a carrying plate; 5. a bolt; 6. a connecting plate; 7. a push rod; 8. a bevel panel; 9. a first bolt; 10. a first reinforcing plate; 11. a second reinforcing plate; 12. an electric hydraulic pump; 13. a second bolt; 14. a clamping plate; 15. a side plate; 16. a reinforcing rod; 17. and (5) supporting frames.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.
Referring to fig. 1-5, one embodiment provided by the present utility model is: the underground coal mining protection support convenient to adjust comprises a top plate 1, wherein a supporting rod 2 is fixedly connected to the outer side of the middle of the bottom surface of the top plate 1, a sleeve 3 is arranged at the bottom of the supporting rod 2, a bearing plate 4 is fixedly connected to the bottom of the sleeve 3, an anchor rod 5 is arranged on the outer side of the middle of the bearing plate 4, and a reinforcing mechanism is arranged on one side of the bearing plate 4; the reinforcing mechanism comprises a connecting plate 6, a push rod 7, a bevel board 8 and a first bolt 9, one side of the connecting plate 6 is fixedly connected to one side of the bearing plate 4, one end of the push rod 7 is located in the middle of the connecting plate 6, and the connecting plate 6 and the push rod 7 are fixedly connected through the first bolt 9.
When the device is used, the device is fixed in a coal mine, and then the connection part of the ejector rod 7 and the connecting plate 6 is connected by the first bolt 9, so that the ejector rod 7 can be used for supporting the part between the bearing plates 4 on two sides, the structural strength of the bottom of the device can be improved, the stability of the whole structure is improved, the use safety is improved, and the safety of personnel in the coal mine is ensured.
Inclined panels 8 are fixedly connected to two sides of the outer portion of the ejector rod 7.
Through the inclined panel 8, a certain gradient buffering can be carried out between the ground and the ejector rod 7, so that the phenomenon that the bottom of the device suddenly bulges is avoided, and collision is avoided.
The junction fixedly connected with first reinforcing plate 10 of bracing piece 2 and roof 1, sleeve 3 and loading board 4's junction fixedly connected with second reinforcing plate 11, and second reinforcing plate 11 and stock 5 crisscross distribution.
The structural strength between the support bar 2 and the top plate 1 can be improved by the first reinforcing plate 10, and the structural strength between the sleeve 3 and the carrier plate 4 can be improved by the second reinforcing plate 11.
The electric hydraulic pump 12 is fixedly connected to the inner bottom of the sleeve 3, and the output end of the electric hydraulic pump 12 is fixedly connected to the bottom of the support rod 2.
The height of the top plate 1 can be adjusted by the electric hydraulic pump 12, so that coal mines with different heights can be supported, and the operation of adjusting the height of the top plate 1 can be facilitated by driving the electric hydraulic pump 12.
The top of one side of the sleeve 3 is connected with a second bolt 13 in a threaded manner, and one end of the second bolt 13 is connected with one side of the support rod 2 in a threaded manner.
The position of the support rod 2 inside the sleeve 3 can be locked by means of the second bolt 13.
The other side fixedly connected with cardboard 14 of sleeve 3, the outside fixedly connected with curb plate 15 of roof 1, the outside sliding connection of curb plate 15 is at the middle part of cardboard 14.
The side of this collimation can be protected through cardboard 14 and curb plate 15 to through the inside of curb plate 15 sliding connection at cardboard 14, can utilize the cooperation between cardboard 14 and the curb plate 15 when adjusting roof 1 height, can make this device be in not high state, its side all has effectual protection.
The middle part fixedly connected with reinforcing rod 16 of sleeve 3 outer wall, one side fixedly connected with support frame 17 of reinforcing rod 16, one side fixedly connected with of support frame 17 is in one side of curb plate 15.
Through support frame 17 and gusset plate bar, can support cardboard 14 and curb plate 15, improve its structural strength, consequently can avoid the side of device to receive the extrusion of colliery both sides and lead to invading the inner space of device to further improve the security of using.
Working principle: when the device is used, firstly, the device is moved to a coal mine, then, the device is erected, the bearing plate 4 can be fixed on the ground by utilizing the anchor rod 5, then, the second bolt 13 is taken down, the electric hydraulic pump 12 can be driven to extend out of the output end, the top plate 1 can be jacked up by utilizing the electric hydraulic pump 12, then, the top of the coal mine of the top plate 1 can be utilized to enter the blocking, the protection effect is achieved, and the side wall of the coal mine can be blocked by utilizing the side plate 15 and the clamping plate 14, so that the side space is protected, the safety of personnel in the coal mine is improved, after the top plate 1 is contacted with the top of the coal mine, the second bolt 13 is reinstalled, the supporting rod 2 can be fixed at the position inside the sleeve 3 at the moment, then, the supporting rod 2 can be locked, finally, the middle part of the connecting plate 6 is placed by utilizing the first bolt 9, the top rod 7 and the connecting part between the bearing plate 4 can be fixed, so that the whole structural strength of the device can be improved, and the safety of personnel in the coal mine can be guaranteed.
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 (7)
1. Underground coal mining protection support convenient to adjust, including roof (1), its characterized in that: the support device is characterized in that a support rod (2) is fixedly connected to the outer side of the middle of the bottom surface of the top plate (1), a sleeve (3) is arranged at the bottom of the support rod (2), a bearing plate (4) is fixedly connected to the bottom of the sleeve (3), an anchor rod (5) is arranged on the outer side of the middle of the bearing plate (4), and a reinforcing mechanism is arranged on one side of the bearing plate (4);
the reinforcing mechanism comprises a connecting plate (6), an ejector rod (7), an inclined panel (8) and a first bolt (9), one side of the connecting plate (6) is fixedly connected to one side of the bearing plate (4), one end of the ejector rod (7) is located in the middle of the connecting plate (6), and the connecting plate (6) and the ejector rod (7) are fixedly connected through the first bolt (9).
2. The downhole coal mining protection support convenient to adjust according to claim 1, wherein: inclined panels (8) are fixedly connected to two sides of the outer portion of the ejector rod (7).
3. The downhole coal mining protection support convenient to adjust according to claim 1, wherein: the support rod (2) is fixedly connected with a first reinforcing plate (10) at the joint of the support rod (2) and the top plate (1), a second reinforcing plate (11) is fixedly connected at the joint of the sleeve (3) and the bearing plate (4), and the second reinforcing plates (11) and the anchor rods (5) are distributed in a staggered mode.
4. The downhole coal mining protection support convenient to adjust according to claim 1, wherein: the electric hydraulic pump (12) is fixedly connected to the inner bottom of the sleeve (3), and the output end of the electric hydraulic pump (12) is fixedly connected to the bottom of the supporting rod (2).
5. The downhole coal mining protection support convenient to adjust according to claim 4, wherein: the top of sleeve (3) one side threaded connection has second bolt (13), the one end threaded connection of second bolt (13) is in one side of bracing piece (2).
6. The downhole coal mining protection support convenient to adjust according to claim 4, wherein: the other side fixedly connected with cardboard (14) of sleeve (3), the outside fixedly connected with curb plate (15) of roof (1), the outside sliding connection of curb plate (15) is in the middle part of cardboard (14).
7. The downhole coal mining protection support convenient to adjust according to claim 6, wherein: the middle part fixedly connected with reinforcing rod (16) of sleeve (3) outer wall, one side fixedly connected with support frame (17) of reinforcing rod (16), one side fixedly connected with of support frame (17) is in one side of curb plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322260423.4U CN220581058U (en) | 2023-08-22 | 2023-08-22 | Underground coal mining protection support convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322260423.4U CN220581058U (en) | 2023-08-22 | 2023-08-22 | Underground coal mining protection support convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220581058U true CN220581058U (en) | 2024-03-12 |
Family
ID=90111979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322260423.4U Active CN220581058U (en) | 2023-08-22 | 2023-08-22 | Underground coal mining protection support convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220581058U (en) |
-
2023
- 2023-08-22 CN CN202322260423.4U patent/CN220581058U/en active Active
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