CN219932215U - Hydraulic support for mining - Google Patents
Hydraulic support for mining Download PDFInfo
- Publication number
- CN219932215U CN219932215U CN202320362462.2U CN202320362462U CN219932215U CN 219932215 U CN219932215 U CN 219932215U CN 202320362462 U CN202320362462 U CN 202320362462U CN 219932215 U CN219932215 U CN 219932215U
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- Prior art keywords
- screw thread
- telescopic link
- hydraulic
- rod
- lower side
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- 238000005065 mining Methods 0.000 title claims abstract description 18
- 230000008093 supporting effect Effects 0.000 claims abstract description 34
- 230000035939 shock Effects 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 14
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000000712 assembly Effects 0.000 abstract 2
- 238000000429 assembly Methods 0.000 abstract 2
- 230000009286 beneficial effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of mining machinery, and particularly relates to a hydraulic support for mining, which comprises a bearing assembly, wherein a first hydraulic rod is fixedly connected to the middle of the lower side of the bearing assembly, a base is arranged on the lower side of the first hydraulic rod, supporting assemblies are symmetrically arranged on two sides of the first hydraulic rod, the supporting assemblies are arranged between the bearing assembly and the base, each supporting assembly comprises a first threaded telescopic rod, and a second threaded telescopic rod is arranged on the lower side of the first threaded telescopic rod. In the process of supporting the mine roof, the hydraulic support can play a role in double protection, is stronger and more stable in supporting effect of the supporting component relative to supporting by the hydraulic rod, can reduce maintenance times, and can avoid the problem that a single hydraulic cylinder is exploded or leaked, and the hydraulic support cannot work continuously.
Description
Technical Field
The utility model belongs to the technical field of mining machinery, and particularly relates to a hydraulic support for mining.
Background
The hydraulic support is often needed to support the mine roof in the process of mining, collapse during mining is avoided, the existing hydraulic support is generally formed by supporting a bearing plate through a hydraulic rod, the hydraulic rod plays a single supporting role, frequent maintenance is needed in the supporting process of the hydraulic rod, the fact that a hydraulic rod sealing piece is normal is confirmed, once the hydraulic rod is used for cylinder explosion or liquid leakage, the hydraulic support cannot continue to work, and therefore the hydraulic support only depends on the hydraulic rod to bear load and cannot deal with the situation.
Disclosure of Invention
In view of the above problems, an object of the present utility model is to: the utility model provides a hydraulic support is used in mine exploitation, it is general by the hydraulic stem support bearing plate to solve current hydraulic support, and the hydraulic stem plays single supporting role, and the hydraulic stem needs frequent maintenance at the in-process of supporting, determines that the hydraulic stem sealing member is normal, in case the hydraulic stem explodes jar or weeping, the hydraulic support just can not continue work, consequently only relies on the hydraulic stem to carry out the bearing, can't handle the problem of handling to above-mentioned condition.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a hydraulic support for mining, includes the bearing assembly, bearing assembly's downside middle part fixedly connected with hydraulic rod one, hydraulic rod one's downside is provided with the base, hydraulic rod one's bilateral symmetry is provided with supporting component, supporting component sets up between bearing assembly and base, supporting component is including first screw thread telescopic link, first screw thread telescopic link's downside is provided with the second screw thread telescopic link, symmetry formula fixedly connected with dead lever between first screw thread telescopic link and the second screw thread telescopic link, one side that first screw thread telescopic link and second screw thread telescopic link are relative is the opening, be provided with hydraulic rod two between first screw thread telescopic link and the second screw thread telescopic link, hydraulic rod two's upper end and first screw thread telescopic link peg graft, hydraulic rod two's lower extreme fixedly connected with fixed column, the downside and the second screw thread telescopic link of fixed column peg graft, second screw thread telescopic link's lower extreme and base peg graft.
The beneficial effects of the utility model are as follows: in the process of supporting the mine roof, the hydraulic support can play a role in double protection, is stronger and more stable in supporting effect of the supporting component relative to supporting by the hydraulic rod, can reduce maintenance times, and can avoid the problem that a single hydraulic cylinder is exploded or leaked, and the hydraulic support cannot work continuously.
To facilitate movement of the device location;
as a further improvement of the above technical scheme: pulleys are fixedly connected to four corners of the lower side of the base.
The beneficial effects of this improvement are: the position of the device is convenient to move through the pulley.
To provide buffering;
as a further improvement of the above technical scheme: the bearing assembly comprises a top plate, wherein a shock absorption layer is fixedly connected to the inner side of the lower side of the top plate, and a bottom plate is fixedly connected to the lower side of the shock absorption layer.
The beneficial effects of this improvement are: through the structure, vibration of the mine roof can be reduced from being transmitted to the mining machine in the later period.
To provide bottom support;
as a further improvement of the above technical scheme: the bottom groove is symmetrically formed in the two sides of the lower side of the base, the seat block is arranged on the inner side of the bottom groove, the lower side of the second threaded telescopic rod penetrates through the inner side of the bottom groove and is fixedly connected with the seat block, and the conical block is uniformly and fixedly connected to the lower side of the seat block.
The beneficial effects of this improvement are: the seat block ground connection can replace the base to provide support, avoids huge pressure to damage the pulley.
To limit the seat block;
as a further improvement of the above technical scheme: the bottom rod is fixedly connected to the middle of the lower side of the base, sliding rods are inserted into the two ends of the bottom rod, and one end, away from the bottom rod, of the sliding rods extends to the lower side of the bottom groove.
The beneficial effects of this improvement are: when the device is pushed, the seat block can be clamped, and the seat block is prevented from falling down.
In order to ensure that the hydraulic rod supports the bearing assembly;
as a further improvement of the above technical scheme: the upper end of the first threaded telescopic rod is fixedly connected with an end block, and the end block is not fixedly connected with the bottom plate.
The beneficial effects of this improvement are: the threaded telescopic rod and the bottom plate are fixedly connected, so that the hydraulic rod cannot be normally lifted.
None of the parts of the device are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a side view of the structure of the present utility model;
fig. 3 is a cross-sectional view of the structure of the load bearing assembly of the present utility model;
FIG. 4 is a schematic view of the structure of the mixing rod according to the present utility model;
in the figure: 1. a load bearing assembly; 11. a top plate; 12. a shock absorbing layer; 13. a bottom plate; 2. a first hydraulic rod; 3. a support assembly; 31. a first threaded telescopic rod; 32. a second threaded telescopic rod; 33. a fixed rod; 34. a second hydraulic rod; 35. fixing the column; 4. a base; 5. a pulley; 6. a bottom bar; 7. a slide bar; 8. a bottom groove; 9. a seat block.
Detailed Description
In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.
As shown in fig. 1-4: the hydraulic support for mining comprises a bearing component 1, a first hydraulic rod 2 is fixedly connected to the middle part of the lower side of the bearing component 1, a base 4 is arranged on the lower side of the first hydraulic rod 2, a second hydraulic rod 34 is symmetrically arranged on two sides of the first hydraulic rod 2, the support component 3 is arranged between the bearing component 1 and the base 4, the support component 3 comprises a first threaded telescopic rod 31, a second threaded telescopic rod 32 is arranged on the lower side of the first threaded telescopic rod 31, a fixing rod 33 is symmetrically and fixedly connected between the first threaded telescopic rod 31 and the second threaded telescopic rod 32, an opening is arranged on one side, opposite to the first threaded telescopic rod 31 and the second threaded telescopic rod 32, a second hydraulic rod 34 is arranged between the first threaded telescopic rod 31 and the second threaded telescopic rod 32, the upper end of the second hydraulic rod 34 is spliced with the first threaded telescopic rod 31, the lower end of the second hydraulic rod 34 is fixedly connected with a fixed column 35, the lower side of the fixed column 35 is spliced with the second threaded telescopic rod 32, the lower end of the second threaded telescopic rod 32 is spliced with the base 4, the dual protection effect can be achieved in the process of supporting a mine roof, compared with the supporting effect of the supporting component 3 which is supported by the hydraulic rod only, the supporting effect is stronger and more stable, the maintenance times can be reduced, the problem that the hydraulic support cannot work continuously due to the cylinder explosion or liquid leakage of a single hydraulic cylinder can be avoided, the pulleys 5 are fixedly connected to the four corners of the lower side of the base 4, the position of a device is convenient to move through the pulleys 5, the bearing component 1 comprises a top plate 11, the inner side of the lower side of the top plate 11 is fixedly connected with a shock absorption layer 12, the lower side of the shock absorption layer 12 is fixedly connected with a bottom plate 13, through the structure, in the later mining activity, reduce the vibrations of mine roof to 3 transmission, the kerve 8 has been seted up to the downside bilateral symmetry of base 4, the inboard of kerve 8 is provided with seat block 9, the downside of second screw thread telescopic link 32 runs through base 4 to the inboard and seat block 9 fixed connection of kerve 8, the even fixedly connected with awl piece of downside of seat block 9, seat block 9 ground connection can replace the base to provide the support, avoids huge pressure to damage pulley 5, the downside middle part fixedly connected with sill bar 6 of base 4, the slide bar 7 has all been pegged graft at the both ends of sill bar 6, the one end that sill bar 6 was kept away from to the slide bar 7 extends to the kerve 8 downside, when thrust unit, can block seat block 9, avoid seat block 9 to fall down, the equal fixedly connected with end block of upper end of first screw thread telescopic link 31, end block and 13 non-fixedly connected with bottom plate 31 can lead to unable normal rising of hydraulic stem 2 with bottom plate 13.
The working principle and the using flow of the utility model are as follows:
when in use, the device is pushed to a position to be supported through the pulley 5, the sliding rod 7 is pushed back into the bottom rod 6, the seat block 9 drives the supporting component 3 to fall through the second threaded telescopic rod 32, the seat block 9 contacts the ground, the first hydraulic rod 2 is started, the first hydraulic rod 2 is jacked up to the bottom plate 13, the bottom plate 13 is jacked up to the top plate 11 through the damping layer 12, the top plate 11 contacts the mine roof, the first hydraulic rod 2 is stopped after the mine roof is braced up, the first threaded telescopic rod 31 is regulated upwards, the second threaded telescopic rod 32 is regulated downwards, the first threaded telescopic rod 31 is braced to the bottom plate 13, the second hydraulic rod 34 is started, the upper end of the second hydraulic rod 34 extends out to stretch out the stretching rod which is jacked against the first threaded telescopic rod 31, the second hydraulic rod 34 presses down the fixing column 35, the fixing column 35 presses down to stretch out the stretching rod which is jacked up against the second threaded telescopic rod 32, the second hydraulic rod 34 is stopped, the first hydraulic rod 2 is started finally, in the structure, the first hydraulic rod 2 plays a main jacking role, the bearing component 1 can be jacked up firstly to prop the mine roof, the supporting components 3 on two sides play a role in supporting continuously in the later period, the first threaded telescopic rod 31, the second threaded telescopic rod 32 and the fixing rod 33 play a main bearing role, but in the supporting process, the first threaded telescopic rod 31 and the second threaded telescopic rod 32 are easy to rotate along with the vibration generated by mining activities, the first threaded telescopic rod 31 and the second threaded telescopic rod 32 are caused to be recovered, at the moment, the second hydraulic rod 34 plays a role in limiting the recovery of the first threaded telescopic rod 31 and the second threaded telescopic rod 32, the first threaded telescopic rod 31 and the second threaded telescopic rod 32 are ensured to provide stable support, in the supporting process of the mine roof, the dual protection effect can be played, compared with the supporting process by using the hydraulic rod only, the supporting component 3 has stronger supporting effect and is more stable, so that the maintenance times can be reduced, and the problem that a single hydraulic cylinder is exploded or leaked and the hydraulic support cannot work continuously can be avoided.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.
Claims (5)
1. The utility model provides a hydraulic support for mining which characterized in that: including bearing assembly (1), the downside middle part fixedly connected with hydraulic pressure pole one (2) of bearing assembly (1), the downside of hydraulic pressure pole one (2) is provided with base (4), the bilateral symmetry of hydraulic pressure pole one (2) is provided with supporting component (3), supporting component (3) set up between bearing assembly (1) and base (4), supporting component (3) are including first screw thread telescopic link (31), the downside of first screw thread telescopic link (31) is provided with second screw thread telescopic link (32), symmetry formula fixedly connected with dead lever (33) between first screw thread telescopic link (31) and second screw thread telescopic link (32), one side that first screw thread telescopic link (31) and second screw thread telescopic link (32) are relative is the opening, be provided with hydraulic pressure pole two (34) between first screw thread telescopic link (31) and second screw thread telescopic link (32), the upper end and the first screw thread telescopic link (31) of hydraulic pressure pole two (34), the downside of second screw thread telescopic link (31) is fixed with second screw thread telescopic link (35) and second screw thread telescopic link (32), peg graft end (35) and second screw thread telescopic link (32).
2. A hydraulic prop for mining according to claim 1, wherein: pulleys (5) are fixedly connected to four corners of the lower side of the base (4).
3. A hydraulic prop for mining according to claim 1, wherein: the bearing assembly (1) comprises a top plate (11), wherein a shock absorption layer (12) is fixedly connected to the inner side of the lower side of the top plate (11), and a bottom plate (13) is fixedly connected to the lower side of the shock absorption layer (12).
4. A hydraulic prop for mining according to claim 1, wherein: the base is characterized in that a bottom groove (8) is symmetrically formed in the two sides of the lower side of the base (4), a seat block (9) is arranged on the inner side of the bottom groove (8), the lower side of the second threaded telescopic rod (32) penetrates through the base (4) to the inner side of the bottom groove (8) and is fixedly connected with the seat block (9), and a cone block is uniformly and fixedly connected to the lower side of the seat block (9).
5. A hydraulic prop for mining according to claim 1, wherein: the base is characterized in that a bottom rod (6) is fixedly connected to the middle of the lower side of the base (4), sliding rods (7) are inserted into the two ends of the bottom rod (6), and one end, far away from the bottom rod (6), of each sliding rod (7) extends to the lower side of the bottom groove (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320362462.2U CN219932215U (en) | 2023-03-02 | 2023-03-02 | Hydraulic support for mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320362462.2U CN219932215U (en) | 2023-03-02 | 2023-03-02 | Hydraulic support for mining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219932215U true CN219932215U (en) | 2023-10-31 |
Family
ID=88504273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320362462.2U Active CN219932215U (en) | 2023-03-02 | 2023-03-02 | Hydraulic support for mining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219932215U (en) |
-
2023
- 2023-03-02 CN CN202320362462.2U patent/CN219932215U/en active Active
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