CN219622729U - End hydraulic support equipment for coal excavation - Google Patents
End hydraulic support equipment for coal excavation Download PDFInfo
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- CN219622729U CN219622729U CN202321022781.5U CN202321022781U CN219622729U CN 219622729 U CN219622729 U CN 219622729U CN 202321022781 U CN202321022781 U CN 202321022781U CN 219622729 U CN219622729 U CN 219622729U
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Abstract
The utility model relates to an end hydraulic support device for coal excavation, which belongs to the field of coal excavation and comprises a base, a support rod, a support plate, a movable plate and a sliding frame; the base is arranged below the supporting rod in a sliding manner, and a first telescopic cylinder for driving the base to move is arranged on the supporting rod; the supporting plate is arranged at the upper end of the supporting rod; two movable plates are arranged and are both arranged on the supporting plate in a sliding way; the supporting rod is provided with a pushing mechanism for driving the movable plate to move; the support plate is provided with a sliding groove; the sliding grooves and the sliding frames are all provided with a plurality of sliding grooves; the sliding frame is arranged in the sliding groove in a sliding way; the sliding frame is clamped with the supporting plate; the sliding frame is arranged on the movable plate; the sliding frame is rotationally connected with the movable plate and is clamped; the sliding frame is provided with a clamping mechanism; the clamping mechanism is clamped with the movable plate. The utility model can adjust the supporting area.
Description
Technical Field
The utility model relates to the field of coal excavation, in particular to end hydraulic support equipment for coal excavation.
Background
Coal mines are areas where mankind is mining coal resources in a mining area rich in coal, and are generally divided into an underground coal mine and an open pit coal mine, when a coal seam is far away from the ground surface, coal is generally selected to be mined into an underground mining roadway, the underground coal mine is the underground coal mine, when the coal seam is very close to the ground surface, the ground surface soil layer is generally selected to be directly stripped to mine the coal, the open pit coal mine is a reasonable space for mankind to mine when mining geological layers rich in coal, and the coal mine generally comprises a roadway, a well cave, a mining face and the like.
Coal is generally excavated by coal excavating equipment, the excavating equipment needs to support the end in the working process, so that the end of a working face has enough space without stand columns for pushing a reversed loader tail and a conveyor head, the working face support can be prevented from being inclined, the existing end hydraulic support is supported by supporting legs, but the equipment supported by the support cannot be supported at multiple angles in the working process and is inconvenient to move, thus affecting the supporting work, and in order to solve the problem, the end hydraulic support device for the coal excavating equipment is necessary to be designed.
Disclosure of Invention
The utility model aims to solve the problems in the background art and provides an end hydraulic support device for coal excavation, which can adjust the support area.
The technical scheme of the utility model is as follows: an end hydraulic support device for coal excavation comprises a base, a support rod, a support plate, a movable plate and a sliding frame;
the base is arranged below the supporting rod in a sliding manner, and a first telescopic cylinder for driving the base to move is arranged on the supporting rod; the supporting plate is arranged at the upper end of the supporting rod; two movable plates are arranged and are both arranged on the supporting plate in a sliding way; the supporting rod is provided with a pushing mechanism for driving the movable plate to move; the support plate is provided with a sliding groove; the sliding grooves and the sliding frames are all provided with a plurality of sliding grooves; the sliding frame is arranged in the sliding groove in a sliding way; the sliding frame is clamped with the supporting plate; the sliding frame is arranged on the movable plate; the sliding frame is rotationally connected with the movable plate and is clamped; the sliding frame is provided with a clamping mechanism; the clamping mechanism is clamped with the movable plate.
Preferably, the pushing mechanism comprises a second telescopic cylinder, a sliding plate and a connecting rod; the second telescopic cylinder is arranged on the supporting rod, the connecting rod is arranged on the supporting rod in a sliding way, and the output end of the second telescopic cylinder is connected with the sliding plate; the connecting rod is provided with two, and the both ends of connecting rod are connected with sliding plate and fly leaf rotation respectively.
Preferably, the lower part of the movable plate is provided with a connecting column; the sliding frame is in sliding connection with the connecting column, and the clamping mechanism is arranged on the connecting column.
Preferably, the lower part of the movable plate is provided with clamping grooves, and the clamping grooves are four and distributed in a cross shape; the clamping mechanism comprises a thread block, an elastic piece and a clamping column; the clamping column is arranged at the upper end of the sliding frame, and one end of the clamping column is embedded into the clamping groove; the lower end of the connecting column is provided with a threaded part, and the threaded block is in threaded connection with the lower end of the connecting column; the elastic component sets up in the periphery side of spliced pole, and the both ends of elastic component are connected with screw thread piece and carriage respectively.
Preferably, the support plate is provided with a rolling rod; the rolling rod is rotationally connected with the supporting plate and is positioned at the sliding groove.
Preferably, the base is provided with a guide rail; the support rod is of a hollow structure, and the first telescopic cylinder is embedded in the support rod; the guide rail is in sliding connection with the support rod and is embedded in the support rod.
Compared with the prior art, the utility model has the following beneficial technical effects:
according to the utility model, the base is driven to move through the first telescopic cylinder, the distance between the base and the supporting plate is adjusted, so that the space in the vertical direction can be adjusted, the sliding plate is driven to move through the second telescopic cylinder, the sliding plate drives the connecting rod to move, the connecting rod drives the movable plates to move, when the sliding plate moves upwards, the two movable plates are pushed to be unfolded towards two sides, the end head assembly of the excavator can be conveniently supported, when the sliding plate moves downwards, the two movable plates are driven to be folded, the area on the movable plates and the area on the supporting plate can be adjusted according to actual use requirements, and the end head assembly of the excavator can be better supported.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic view of a partial structure of an embodiment of the present utility model;
fig. 3 is a partial structural cross-sectional view of an embodiment of the present utility model.
Reference numerals: 1. a base; 2. a support rod; 3. a first telescopic cylinder; 4. a support plate; 401. a sliding groove; 5. a movable plate; 6. a pushing mechanism; 601. a second telescopic cylinder; 602. a sliding plate; 603. a connecting rod; 7. a carriage; 8. a connecting column; 9. a clamping mechanism; 901. a screw block; 902. an elastic member; 903. a clamping column; 10. a rolling rod.
Detailed Description
Example 1
As shown in fig. 1-3, the end hydraulic support device for coal excavation provided by the utility model comprises a base 1, a support rod 2, a support plate 4, a movable plate 5 and a sliding frame 7;
the base 1 is arranged below the supporting rod 2 in a sliding manner, and a first telescopic cylinder 3 for driving the base 1 to move is arranged on the supporting rod 2; the supporting plate 4 is arranged at the upper end of the supporting rod 2; two movable plates 5 are arranged, and the two movable plates 5 are both arranged on the supporting plate 4 in a sliding way; the supporting rod 2 is provided with a pushing mechanism 6 for driving the movable plate 5 to move; the support plate 4 is provided with a sliding groove 401; the slide groove 401 and the slide frame 7 are each provided with a plurality of; the sliding frame 7 is slidably arranged in the sliding groove 401; the sliding frame 7 is clamped with the supporting plate 4; the sliding frame 7 is arranged on the movable plate 5; the sliding frame 7 is rotationally connected with the movable plate 5 and is clamped; the sliding frame 7 is provided with a clamping mechanism 9; the clamping mechanism 9 is clamped with the movable plate 5.
The pushing mechanism 6 includes a second telescopic cylinder 601, a sliding plate 602, and a link 603; the second telescopic cylinder 601 is arranged on the support rod 2, the connecting rod 603 is arranged on the support rod 2 in a sliding manner, and the output end of the second telescopic cylinder 601 is connected with the sliding plate 602; the number of the connecting rods 603 is two, and two ends of the connecting rods 603 are respectively connected with the sliding plate 602 and the movable plate 5 in a rotating way.
The support plate 4 is provided with a rolling rod 10; the rolling rod 10 is rotatably connected with the supporting plate 4, and the rolling rod 10 is positioned at the sliding groove 401; the rolling rod 10 can facilitate the movable plate 5 to slide on the supporting plate 4, and prevent the movable plate 5 from being clamped on the supporting plate 4.
The base 1 is provided with a guide rail; the support rod 2 is of a hollow structure, and the first telescopic cylinder 3 is embedded in the support rod 2; the guide rail is connected with the support rod 2 in a sliding way and is embedded in the support rod 2; the base 1 is pushed to move by the first telescopic cylinder 3, and the base 1 is supported by the guide rail, so that the base 1 is connected with the support rod 2 more reliably.
In this embodiment, the base 1 is driven to move through the first telescopic cylinder 3, the distance between the base 1 and the supporting plate 4 is adjusted, so that the space in the vertical direction can be adjusted, the sliding plate 602 is driven to move through the second telescopic cylinder 601, the sliding plate 602 drives the connecting rod 603 to move, the connecting rod 603 drives the movable plate 5 to move, when the sliding plate 602 moves upwards, the two movable plates 5 are pushed to expand towards two sides, so that the end head assembly of the excavator can be conveniently supported, when the sliding plate 602 moves downwards, the two movable plates 5 are driven to be folded, the area on the movable plate 5 and the supporting plate 4 can be adjusted according to the actual use requirement, and the end head assembly of the excavator can be better supported.
Example two
As shown in fig. 1-3, in the end hydraulic support apparatus for coal mining according to the present utility model, compared with the first embodiment, the lower portion of the movable plate 5 in the present embodiment is provided with the connecting column 8; the sliding frame 7 is in sliding connection with the connecting column 8, and the clamping mechanism 9 is arranged on the connecting column 8.
The lower part of the movable plate 5 is provided with four clamping grooves which are distributed in a cross shape; the clamping mechanism 9 comprises a threaded block 901, an elastic piece 902 and a clamping post 903; the clamping post 903 is arranged at the upper end of the sliding frame 7, and one end of the clamping post 903 is embedded in the clamping groove; the lower end of the connecting column 8 is provided with a threaded part, and a threaded block 901 is in threaded connection with the lower end of the connecting column 8; an elastic member 902 is provided on the outer peripheral side of the connection post 8, and both ends of the elastic member 902 are connected to the screw block 901 and the carriage 7, respectively.
In this embodiment, when installing fly leaf 5, pulling down carriage 7, carriage 7 drives joint post 903 and shifts out from the joint inslot for carriage 7 can rotate, rotate carriage 7 and make carriage 7 and sliding groove 401 parallel and level, thereby can put into sliding groove 401 with carriage 7, place fly leaf 5 on backup pad 4, pulling down carriage 7 again, make carriage 7 rotate, rotate carriage 7 to the position with backup pad 4 joint, loosen carriage 7, elastic component 902 promotes carriage 7 and removes, make carriage 7 promote joint post 903 insert in the joint inslot, carry out spacingly to carriage 7, make carriage 7 slide in sliding groove 401, support spacingly to fly leaf 5, prevent fly leaf 5 from dropping from backup pad 4.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (6)
1. An end hydraulic support device for coal excavation is characterized by comprising a base (1), a support rod (2), a support plate (4), a movable plate (5) and a sliding frame (7);
the base (1) is arranged below the supporting rod (2) in a sliding manner, and a first telescopic cylinder (3) for driving the base (1) to move is arranged on the supporting rod (2); the supporting plate (4) is arranged at the upper end of the supporting rod (2); two movable plates (5) are arranged, and the two movable plates (5) are arranged on the supporting plate (4) in a sliding way; the supporting rod (2) is provided with a pushing mechanism (6) for driving the movable plate (5) to move; a sliding groove (401) is arranged on the supporting plate (4); a plurality of sliding grooves (401) and sliding frames (7) are arranged; the sliding frame (7) is arranged in the sliding groove (401) in a sliding way; the sliding frame (7) is clamped with the supporting plate (4); the sliding frame (7) is arranged on the movable plate (5); the sliding frame (7) is rotationally connected with the movable plate (5) and is clamped; a clamping mechanism (9) is arranged on the sliding frame (7); the clamping mechanism (9) is clamped with the movable plate (5).
2. The head hydraulic support apparatus for coal mining according to claim 1, characterized in that the pushing mechanism (6) includes a second telescopic cylinder (601), a sliding plate (602) and a connecting rod (603); the second telescopic cylinder (601) is arranged on the supporting rod (2), the connecting rod (603) is arranged on the supporting rod (2) in a sliding mode, and the output end of the second telescopic cylinder (601) is connected with the sliding plate (602); the two connecting rods (603) are arranged, and the two ends of the connecting rods (603) are respectively connected with the sliding plate (602) and the movable plate (5) in a rotating way.
3. The end hydraulic support apparatus for coal mining according to claim 1, characterized in that the lower part of the movable plate (5) is provided with a connecting column (8); the sliding frame (7) is in sliding connection with the connecting column (8), and the clamping mechanism (9) is arranged on the connecting column (8).
4. The end hydraulic support device for coal mining according to claim 3, characterized in that the lower part of the movable plate (5) is provided with four clamping grooves which are distributed in a cross shape; the clamping mechanism (9) comprises a threaded block (901), an elastic piece (902) and a clamping column (903); the clamping column (903) is arranged at the upper end of the sliding frame (7), and one end of the clamping column (903) is embedded into the clamping groove; the lower end of the connecting column (8) is provided with a threaded part, and a threaded block (901) is in threaded connection with the lower end of the connecting column (8); the elastic piece (902) is arranged on the outer periphery side of the connecting column (8), and two ends of the elastic piece (902) are respectively connected with the threaded block (901) and the sliding frame (7).
5. End hydraulic support device for coal excavation according to claim 1, characterized in that the support plate (4) is provided with a rolling bar (10); the rolling rod (10) is rotationally connected with the supporting plate (4), and the rolling rod (10) is positioned at the sliding groove (401).
6. The end hydraulic support apparatus for coal mining according to claim 1, characterized in that a guide rail is provided on the base (1); the support rod (2) is of a hollow structure, and the first telescopic cylinder (3) is embedded in the support rod (2); the guide rail is in sliding connection with the support rod (2) and is embedded into the support rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321022781.5U CN219622729U (en) | 2023-04-28 | 2023-04-28 | End hydraulic support equipment for coal excavation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321022781.5U CN219622729U (en) | 2023-04-28 | 2023-04-28 | End hydraulic support equipment for coal excavation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219622729U true CN219622729U (en) | 2023-09-01 |
Family
ID=87796235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321022781.5U Active CN219622729U (en) | 2023-04-28 | 2023-04-28 | End hydraulic support equipment for coal excavation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219622729U (en) |
-
2023
- 2023-04-28 CN CN202321022781.5U patent/CN219622729U/en active Active
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