CN220248133U - Safe and stable hydraulic temporary support device - Google Patents
Safe and stable hydraulic temporary support device Download PDFInfo
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- CN220248133U CN220248133U CN202322012019.5U CN202322012019U CN220248133U CN 220248133 U CN220248133 U CN 220248133U CN 202322012019 U CN202322012019 U CN 202322012019U CN 220248133 U CN220248133 U CN 220248133U
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- 230000008093 supporting effect Effects 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 22
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- 239000000463 material Substances 0.000 abstract description 3
- 239000003245 coal Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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Abstract
The utility model discloses a safe and stable hydraulic temporary support device, and relates to the technical field of hydraulic support. The crawler belt is installed on two sides of the base, the supporting mechanism is installed on the right side and the left side of the top of the base, the hydraulic support columns are installed on two sides of the bottom of the base, and the supporting base is fixedly connected to the bottom of the hydraulic support columns. The design of this track need not the manual work remove the device after dismantling and reinstallate, reduce manual work and material cost, realize reducing the cost and increasing efficiency, this cooperation of supporting hydraulic column and supporting seat and supporting mechanism, it supports mutually to make between tunnel bottom plate and the top effect, make bulk connection and stability better, the hydraulic system of this supporting mechanism divide into two sets ofly, two sets of hydraulic system can realize the efficient step type forward movement to the device, tunnel cutting circulation can be improved to three to four rows by cutting one row, carry out permanent support again, work efficiency has been improved, intensity of labour has been reduced.
Description
Technical Field
The utility model relates to the technical field of hydraulic support, in particular to a safe and stable hydraulic temporary support device.
Background
In recent years, under the condition that the development of coal industry is rapid, the coal science and technology work is rapidly developed, the technological progress promotes the great improvement of mining technology, the scientific research and development and technological innovation capability are continuously enhanced, the complete set of coal roadway anchor bolt support technology is breakthrough developed, and the effects of reducing people's effects, improving single-head footage, improving mechanization degree and the like are remarkable. Coal production in developed countries is advancing to automation and electromechanical integration on the basis of realizing comprehensive mechanization. At present, the domestic coal industry is converted from labor intensity to technical intensity, and the appearance of a mine is radically changed. In 2022, the mechanized degree of coal mining of the key coal mine reaches more than 98%, and the mechanized degree of tunneling reaches more than 75%.
The existing temporary support has a plurality of hidden dangers. The safety is poor and the reliability is not effectively ensured. The roof protection area is limited, for example, a single column and a column cap are adopted for supporting; stability is greatly affected by geological conditions, and particularly, the unsafe coefficient is greatly increased when the top plate is broken. Most of the circulation is one row, each shift is repeated to detach and support temporary support, the labor intensity of workers is high, the time consumption is long, and the efficiency is low. When the steel belt is cut off from the head in the actual construction on site, the heading machine works in an electrified mode; sometimes, the single column is not used or is less used as temporary support due to the driving time and the driving task; the randomness is large, the protection effect is poor, the stability is poor, the support strength is low, and the roof accident is easy to occur.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a safe and stable hydraulic temporary support device, which solves the problem that the top protection area is limited, for example, a single column and a column cap are adopted for support; stability is greatly affected by geological conditions, and particularly, the unsafe coefficient is greatly increased when the top plate is broken. Most of the circulation is one row, each shift is repeated to detach and support temporary support, the labor intensity of workers is high, the time consumption is long, and the efficiency is low. When the steel belt is cut off from the head in the actual construction on site, the heading machine works in an electrified mode; sometimes, the single column is not used or is less used as temporary support due to the driving time and the driving task; the support has the advantages of large randomness, poor protection effect, poor stability, low support strength and easiness in occurrence of roof accidents.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a safe and stable's hydraulic pressure temporary support device, includes the base, the quantity of base is two sets of, two sets of the track is all installed to the both sides of base, two sets of supporting mechanism is installed on the right side and the left side at base top, supporting mechanism is located between the track, the support hydraulic pressure post is installed to the both sides of base bottom, the bottom fixedly connected with supporting seat of support hydraulic pressure post.
Preferably, the supporting mechanism comprises a first lifting jack and a first front cantilever of the first top protection frame, the first lifting jack is positioned on the left side of the top of the base, the top of the first lifting jack is fixedly connected with the first top protection frame, and the first front cantilever is positioned on the front side and the rear side of the top of the first top protection frame.
Preferably, the supporting mechanism further comprises a second lifting jack, a second top protection frame and a second front cantilever, wherein the second lifting jack is positioned on the right side of the top of the base, the second top protection frame is fixedly connected to the top of the second lifting jack, and the second front cantilever is positioned on the front side and the rear side of the top of the second top protection frame.
Preferably, the distance between the first front beams is greater than the distance between the second front beams.
Preferably, the first overhead guard and the second overhead guard are located above the space between the two groups of bases.
Preferably, a side protection plate is arranged on the right side of the first top protection frame.
The utility model provides a safe and stable hydraulic temporary support device. The beneficial effects are as follows:
the crawler belt has the advantages that the whole device moves in the roadway without manual operation, the device is removed and reinstalled, labor and material cost are reduced, cost reduction and synergy are realized, the roadway bottom plate and the top are mutually supported through the cooperation of the supporting hydraulic column, the supporting seat and the supporting mechanism, the whole connection and the stability are better, the roadway is subjected to temporary supporting through the supporting mechanism, the hydraulic system of the supporting mechanism is divided into two groups, the two groups of hydraulic systems can realize efficient stepping forward, the roadway cutting cycle can be improved from cutting one row to three to four rows, permanent supporting is performed again, the working efficiency is improved, and the labor intensity is reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the track structure of the present utility model;
fig. 3 is a schematic view of the structure of the first and second front beams according to the present utility model.
In the figure: 1. a base; 2. a track; 3. a support mechanism; 31. a first lifting jack; 32. a first overhead guard; 33. a first front cantilever; 34. a second lifting jack; 35. a second overhead guard; 36. a second front cantilever; 4. supporting a hydraulic column; 5. a support base; 6. a side protection plate.
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.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a safe and stable's hydraulic pressure temporary support device, includes base 1, the quantity of base 1 is two sets of, two sets of track 2 is all installed to the both sides of base 1, two sets of supporting mechanism 3 is installed on the right side and the left side at base 1 top, supporting mechanism 3 is located between track 2, support hydraulic column 4 is installed to the both sides of base 1 bottom, support hydraulic column 4's bottom fixedly connected with supporting seat 5. The crawler belt 2 moves the whole device in the roadway, so that the device does not need to be manually removed and reinstalled, labor and material cost are reduced, cost reduction and synergy are realized, the ground and the top of the roadway are enabled to have a mutually supporting effect through the cooperation of the supporting hydraulic column 4 and the supporting seat 5 and the supporting mechanism 3, the whole connection and the stability are enabled to be better, the roadway is enabled to be temporarily supported through the supporting mechanism 3, the hydraulic system of the supporting mechanism 3 is divided into two groups, and the two groups of hydraulic systems can realize efficient stepping type forward movement.
Referring to fig. 1-3, the present utility model provides a technical solution: the supporting mechanism 3 comprises a first lifting jack 31 and a first front cantilever 33 of a first overhead guard 32, the first lifting jack 31 is positioned on the left side of the top of the base 1, the top of the first lifting jack 31 is fixedly connected with the first overhead guard 32, and the first front cantilever 33 is positioned on the front side and the rear side of the top of the first overhead guard 32. The first lifting jack 31 moves the first overhead guard 32 up and down, and the first overhead guard 32 is designed to be grid-type, so that the whole protection of the first overhead guard 32 is realized, and the supporting area can be increased by the extension and retraction of the first front cantilever 33.
Referring to fig. 1-3, the present utility model provides a technical solution: the supporting mechanism 3 further comprises a second lifting jack 34, a second top protection frame 35 and a second front cantilever 36, the second lifting jack 34 is located on the right side of the top of the base 1, the second top protection frame 35 is fixedly connected to the top of the second lifting jack 34, and the second front cantilever 36 is located on the front side and the rear side of the top of the second top protection frame 35. The second lifting jack 34 moves the second overhead guard 35 up and down, and the second overhead guard 35 is also designed as a grid, so that the second overhead guard 35 is fully protected, and the first lifting jack 31 and the second lifting jack 34 are alternately supported by the second front cantilever 36 and the first front cantilever 33, and are moved forward on the second front cantilever 36 and the first front cantilever 33.
Referring to fig. 1-3, the present utility model provides a technical solution: the distance between the first front beams 33 is greater than the distance between the second front beams 36. The second front beams 36 are inserted in a staggered manner between the first front beams 33 after being moved forward, thereby completing the continuous advance of the support device.
Referring to fig. 1-3, the present utility model provides a technical solution: the first overhead guard 32 and the second overhead guard 35 are located above the space between the two sets of bases 1. The first overhead guard 32 and the second overhead guard 35 are located above the bases 1, so that a frame structure is formed between the bases 1, and entry of the heading machine is facilitated.
Referring to fig. 1-3, the present utility model provides a technical solution: a side protection plate 6 is mounted on the right side of the first overhead guard 32. The side protection plate 6 provides a protection basis for preventing roof fall and side-wall accidents.
When the hydraulic prop 4 is in operation, the supporting hydraulic prop 4 moves downwards to enable the supporting seat 5 to be in contact with the ground, then the first lifting jack 31 and the second lifting jack 34 are used for moving the first overhead guard 32 and the second overhead guard 35 towards the roadway coal roof, the first front cantilever 33 and the second front cantilever 36 are enabled to be in contact with the roadway coal, after the fully-mechanized coal mining machine cuts out the outline of the first row of tops, the first front cantilever 33 and the second front cantilever 36 are enabled to move forwards, after the first row of cutting and coal discharging processes are completed, the first front cantilever 33 of the first lifting jack 31 is contracted, and then the first lifting jack 31 and the second lifting jack 34 are moved forwards, so that stepping is completed.
In summary, the hydraulic temporary support device is safe and stable, and solves the problem that the top protection area is limited, for example, a single column and a column cap are adopted for support; stability is greatly affected by geological conditions, and particularly, the unsafe coefficient is greatly increased when the top plate is broken. Most of the circulation is one row, each shift is repeated to detach and support temporary support, the labor intensity of workers is high, the time consumption is long, and the efficiency is low. When the steel belt is cut off from the head in the actual construction on site, the heading machine works in an electrified mode; sometimes, the single column is not used or is less used as temporary support due to the driving time and the driving task; the support has the advantages of large randomness, poor protection effect, poor stability, low support strength and easiness in occurrence of roof accidents.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a safe and stable's hydraulic temporary support device, includes base (1), its characterized in that: the number of the bases (1) is two, the two groups of the bases (1) are respectively provided with a crawler belt (2), the two groups of the bases (1) are respectively provided with a supporting mechanism (3) on the right side and the left side of the top, the supporting mechanisms (3) are positioned between the crawler belts (2), the two sides of the bottom of the bases (1) are respectively provided with a supporting hydraulic column (4), and the bottoms of the supporting hydraulic columns (4) are fixedly connected with a supporting seat (5).
2. A safety and stability hydraulic temporary support device according to claim 1, wherein: the supporting mechanism (3) comprises a first lifting jack (31) and a first front cantilever (33) of a first overhead guard (32), wherein the first lifting jack (31) is located on the left side of the top of the base (1), the first overhead guard (32) is fixedly connected to the top of the first lifting jack (31), and the first front cantilever (33) is located on the front side and the rear side of the top of the first overhead guard (32).
3. A safety and stability hydraulic temporary support device according to claim 2, wherein: the supporting mechanism (3) further comprises a second lifting jack (34), a second top protection frame (35) and a second front cantilever (36), wherein the second lifting jack (34) is located on the right side of the top of the base (1), the second top protection frame (35) is fixedly connected to the top of the second lifting jack (34), and the second front cantilever (36) is located on the front side and the rear side of the top of the second top protection frame (35).
4. A safety and stability hydraulic temporary support device according to claim 3, wherein: the distance between the first front beams (33) is greater than the distance between the second front beams (36).
5. A safety and stability hydraulic temporary support device according to claim 4, wherein: the first overhead guard (32) and the second overhead guard (35) are positioned above the space between the two groups of bases (1).
6. A safety and stability hydraulic temporary support device according to claim 5, wherein: a side protection plate (6) is arranged on the right side of the first overhead guard (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322012019.5U CN220248133U (en) | 2023-07-28 | 2023-07-28 | Safe and stable hydraulic temporary support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322012019.5U CN220248133U (en) | 2023-07-28 | 2023-07-28 | Safe and stable hydraulic temporary support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220248133U true CN220248133U (en) | 2023-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322012019.5U Active CN220248133U (en) | 2023-07-28 | 2023-07-28 | Safe and stable hydraulic temporary support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220248133U (en) |
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2023
- 2023-07-28 CN CN202322012019.5U patent/CN220248133U/en active Active
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