CN221096561U - Coal mine roadway support device - Google Patents
Coal mine roadway support device Download PDFInfo
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- CN221096561U CN221096561U CN202323272671.7U CN202323272671U CN221096561U CN 221096561 U CN221096561 U CN 221096561U CN 202323272671 U CN202323272671 U CN 202323272671U CN 221096561 U CN221096561 U CN 221096561U
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- cylinder
- coal mine
- sleeve
- support
- plate
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- 239000003245 coal Substances 0.000 title claims abstract description 44
- 230000008093 supporting effect Effects 0.000 claims abstract description 39
- 238000009434 installation Methods 0.000 claims description 4
- 238000005065 mining Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of supporting devices, and particularly discloses a coal mine roadway supporting device, which comprises: the telescopic bracket comprises a sleeve, a slide bar and a first cylinder, wherein the slide bar and the first cylinder are sleeved in the sleeve, and the driving end of the first cylinder is fixedly connected with the bottom of the slide bar; the mounting seat is fixedly arranged on the lower surface of the sleeve and fixedly connected with the mounting end of the first cylinder; a pitch control mechanism; according to the utility model, by arranging the telescopic bracket, the mounting seat, the interval control mechanism, the elastic support plate and the support assembly, the support height and the support width of the support device can be adjusted according to the height and the width of the coal mine tunnel, and the elastic support plate can also support the top surface of the flat roof or the vault of the coal mine tunnel, so that the application range of the coal mine tunnel support device is widened, and the side surface of the coal mine tunnel can be supported by arranging the side support mechanism.
Description
Technical Field
The utility model belongs to the technical field of supporting devices, and particularly relates to a coal mine roadway supporting device.
Background
Coal mines are areas where mankind is mining coal resources in coal-rich mining areas, and are generally classified into underground coal mines and open pit coal mines. When the coal seam is far away from the ground surface, coal is generally selected to be extracted from an underground excavation roadway, which is an underground coal mine; when the distance between the coal seam and the ground surface is very short, the earth surface soil layer is generally stripped directly to excavate coal, and the coal is an open pit coal mine. In the coal mine tunneling engineering, in order to ensure the stability of a tunnel and improve the mining safety, the tunnel in coal mine tunneling needs to be supported.
In the Chinese patent with publication number of CN217233549U, a coal mine roadway supporting device is disclosed, and the supporting height and the supporting width of a roadway can be adjusted according to the use requirement.
In the practical coal mine tunnel excavation, the tops of a plurality of tunnels are arched, the top surface of the coal mine tunnel supporting device is straight and can only be used for supporting tunnels with planar top surfaces, and the application range is small, so that the coal mine tunnel supporting device capable of supporting the top surfaces and the side surfaces of flat-topped or dome-shaped tunnels is provided.
Disclosure of utility model
The utility model aims to provide a coal mine roadway support device which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a coal mine roadway support apparatus comprising:
The telescopic bracket comprises a sleeve, a slide bar and a first cylinder, wherein the slide bar and the first cylinder are sleeved in the sleeve, and the driving end of the first cylinder is fixedly connected with the bottom of the slide bar;
The mounting seat is fixedly arranged on the lower surface of the sleeve and fixedly connected with the mounting end of the first cylinder;
The interval control mechanism comprises a sleeve and connecting plates, the two connecting plates are respectively sleeved with the two ends of the sleeve in a sliding manner, and the other ends of the connecting plates are fixedly connected with the adjacent slide bars;
The elastic support plate is arranged above the sleeve, and arc-shaped clamping grooves distributed in a linear array are formed in two sides of the lower surface of the elastic support plate;
The support assembly is used for enabling the upper surface of the elastic support plate to be abutted against the top of the coal mine roadway;
The side support mechanism is arranged on one side face of the sliding rod and used for supporting the side wall of the coal mine tunnel.
Preferably, the mounting seat is provided with a fixing hole.
Preferably, the space control mechanism further comprises a second air cylinder, the installation end of the second air cylinder is rotationally connected with one side face of the sliding rod, and the driving end of the second air cylinder is rotationally connected with the lower surface of the connecting plate.
Preferably, the support assembly comprises a third cylinder, a fourth cylinder and a fifth cylinder, wherein the third cylinder is fixedly arranged in the middle of the upper surface of the sleeve, the driving end of the third cylinder is fixedly connected with the middle position of the lower surface of the elastic support plate, the mounting end of the fourth cylinder is rotationally connected with the upper surface of the sleeve, the mounting end of the fifth cylinder is rotationally arranged at the upper end of one side surface of the sliding rod, clamping rods are fixedly arranged at the driving ends of the fourth cylinder and the fifth cylinder, and the clamping rods are matched and inserted with the arc-shaped clamping grooves.
Preferably, the side supporting mechanism comprises a rotating plate, a cylinder six and an arc-shaped supporting plate, the mounting ends of the rotating plate and the cylinder six are rotationally connected with one side face of the sliding rod, the driving end of the cylinder six is rotationally connected with the middle position of the rotating plate, and the arc-shaped supporting plate is fixedly mounted at the tail end of the rotating plate.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, by arranging the telescopic bracket, the mounting seat, the interval control mechanism, the elastic support plate and the support assembly, the support height and the support width of the support device can be adjusted according to the height and the width of the coal mine tunnel, and the elastic support plate can also support the top surface of the flat-topped or dome-shaped coal mine tunnel, so that the application range of the coal mine tunnel support device is widened.
(2) According to the utility model, the side supporting mechanism is arranged, so that the side surface of the coal mine tunnel can be supported.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a perspective cross-sectional view of the present utility model;
fig. 3 is a partial structural cross-sectional view of the present utility model.
In the figure:
1. A telescopic bracket; 11. a sleeve; 12. a slide bar; 13. a first cylinder; 2. a mounting base; 21. a fixing hole; 3. a pitch control mechanism; 31. a sleeve; 32. a connecting plate; 33. a second cylinder; 4. an elastic support plate; 41. an arc-shaped clamping groove; 5. a support assembly; 51. a third cylinder; 52. a fourth cylinder; 53. a fifth cylinder; 54. a clamping rod; 6. a side support mechanism; 61. a rotating plate; 62. a sixth air cylinder; 63. an arc-shaped supporting 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.
Examples:
referring to fig. 1-3, a coal mine roadway support apparatus includes:
The telescopic bracket 1 comprises a sleeve 11, a slide bar 12 and a first cylinder 13, wherein the slide bar 12 and the first cylinder 13 are sleeved in the sleeve 11, and the driving end of the first cylinder 13 is fixedly connected with the bottom of the slide bar 12;
The mounting seat 2 is fixedly arranged on the lower surface of the sleeve 11 and fixedly connected with the mounting end of the first cylinder 13;
the interval control mechanism 3, the interval control mechanism 3 comprises a sleeve 31 and connecting plates 32, the two connecting plates 32 are respectively in sliding sleeve joint with two ends of the sleeve 31, and the other ends of the connecting plates are fixedly connected with the adjacent slide bars 12;
The elastic support plate 4 is arranged above the sleeve 31, and arc-shaped clamping grooves 41 distributed in a linear array are formed in two sides of the lower surface of the elastic support plate 4;
the support assembly 5 is used for enabling the upper surface of the elastic support plate 4 to be abutted against the top of the coal mine roadway;
The side support mechanism 6, the side support mechanism 6 is installed in a side of slide bar 12 for the lateral wall in support colliery tunnel.
From the above, the mounting end of the first cylinder 13 is fixed to the mounting seat 2, and the driving end of the first cylinder is fixedly connected to the sliding rod 12, so that the first cylinder 13 can adjust the height of the sliding rod 12 when the first cylinder stretches out and draws back, and thus the supporting height of the supporting device can be controlled by the first cylinder 13, and the two connecting plates 32 are respectively sleeved with the two ends of the sleeve 31 in a sliding manner, and the other ends of the two connecting plates are fixedly connected to the adjacent sliding rods 12, so that the supporting width of the supporting device can be controlled by adjusting the distance between the two sliding rods 12, and in addition, the elastic supporting plate 4 can be attached to the top of the coal mine roadway through the supporting component 5, so that the supporting effect is achieved.
Specifically, as can be seen from fig. 1, the mounting base 2 is provided with a fixing hole 21.
From the above, the fixing holes 21 are provided, so that the mounting seat 2 can be fixed with the ground of the roadway after the width adjustment of the supporting device is completed.
Specifically, as can be seen from fig. 2, the spacing control mechanism 3 further includes a second cylinder 33, wherein a mounting end of the second cylinder 33 is rotatably connected to one side surface of the slide rod 12, and a driving end of the second cylinder is rotatably connected to a lower surface of the connecting plate 32.
As is clear from the above, by providing the second cylinder 33, the two connection plates 32 can be controlled to slide in the sleeve 31, thereby adjusting the width of the support device.
Specifically, as shown in fig. 2, the supporting component 5 includes a third cylinder 51, a fourth cylinder 52 and a fifth cylinder 53, the third cylinder 51 is fixedly installed in the middle of the upper surface of the sleeve 31, the driving end of the third cylinder is fixedly connected with the middle position of the lower surface of the elastic supporting plate 4, the installation end of the fourth cylinder 52 is rotatably connected with the upper surface of the sleeve 31, the installation end of the fifth cylinder 53 is rotatably installed at the upper end of one side surface of the slide rod 12, the driving ends of the fourth cylinder 52 and the fifth cylinder 53 are fixedly installed with clamping rods 54, and the clamping rods 54 are matched and inserted with the arc-shaped clamping grooves 41.
As can be seen from the above, by setting the third air cylinder 51, the supporting height of the coal mine roadway supporting device can be adjusted, and since the clamping rod 54 is matched with the arc clamping groove 41 for insertion, when the clamping rod 54 is inserted into one arc clamping groove 41 and the elastic supporting plate 4 is attached to the top of the roadway, the clamping rod 54 cannot be separated from the arc clamping groove 41, that is, when the fourth air cylinder 52 and the fifth air cylinder 53 are extended to different lengths, the elastic supporting plate 4 is attached to the top of the roadway, the top of the roadway can be supported, and meanwhile, the third air cylinder 51, the fourth air cylinder 52 and the fifth air cylinder 53 can be independently controlled, so that the elastic supporting plate 4 can be attached to the top of the flat roof or the top surface of the vault roadway for supporting.
Specifically, as can be seen from fig. 2 and 3, the side support mechanism 6 includes a rotating plate 61, a sixth cylinder 62 and an arc-shaped support plate 63, the mounting ends of the rotating plate 61 and the sixth cylinder 62 are both rotatably connected to one side of the slide rod 12, the driving end of the sixth cylinder 62 is rotatably connected to the middle position of the rotating plate 61, and the arc-shaped support plate 63 is fixedly mounted at the end of the rotating plate 61.
As can be seen from the above, when the cylinder six 62 rotates, the rotating plate 61 can be controlled to rotate, so that the arc-shaped supporting plate 63 supports the side wall of the roadway.
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 (5)
1. A coal mine roadway support device, comprising:
The telescopic bracket (1) comprises a sleeve (11), a sliding rod (12) and a first cylinder (13), wherein the sliding rod (12) and the first cylinder (13) are sleeved in the sleeve (11), and the driving end of the first cylinder (13) is fixedly connected with the bottom of the sliding rod (12);
The mounting seat (2) is fixedly arranged on the lower surface of the sleeve (11), and is fixedly connected with the mounting end of the first cylinder (13);
The interval control mechanism (3), the interval control mechanism (3) comprises a sleeve (31) and connecting plates (32), the two connecting plates (32) are respectively sleeved with two ends of the sleeve (31) in a sliding manner, and the other ends of the connecting plates are fixedly connected with adjacent slide bars (12);
the elastic support plate (4), the elastic support plate (4) is arranged above the sleeve (31), and two sides of the lower surface of the elastic support plate are provided with arc-shaped clamping grooves (41) distributed in a linear array;
The support assembly (5) is used for enabling the upper surface of the elastic support plate (4) to be abutted against the top of the coal mine roadway;
The side support mechanism (6), side support mechanism (6) are installed in the side of slide bar (12) for the lateral wall in support colliery tunnel.
2. A coal mine roadway support apparatus as claimed in claim 1, wherein: the mounting seat (2) is provided with a fixing hole (21).
3. A coal mine roadway support apparatus as claimed in claim 1, wherein: the interval control mechanism (3) further comprises a second air cylinder (33), the installation end of the second air cylinder (33) is rotationally connected with one side face of the sliding rod (12), and the driving end of the second air cylinder is rotationally connected with the lower surface of the connecting plate (32).
4. A coal mine roadway support apparatus as claimed in claim 1, wherein: the supporting component (5) comprises a cylinder III (51), a cylinder IV (52) and a cylinder V (53), wherein the cylinder III (51) is fixedly arranged in the middle of the upper surface of the sleeve (31), the driving end of the cylinder III is fixedly connected with the middle position of the lower surface of the elastic supporting plate (4), the mounting end of the cylinder IV (52) is rotationally connected with the upper surface of the sleeve (31), the mounting end of the cylinder V (53) is rotationally arranged at the upper end of one side surface of the sliding rod (12), clamping rods (54) are fixedly arranged at the driving ends of the cylinder IV (52) and the cylinder V (53), and the clamping rods (54) are matched and spliced with the arc-shaped clamping grooves (41).
5. A coal mine roadway support apparatus as claimed in claim 1, wherein: the side supporting mechanism (6) comprises a rotating plate (61), a cylinder six (62) and an arc-shaped supporting plate (63), wherein the mounting ends of the rotating plate (61) and the cylinder six (62) are rotationally connected with one side surface of the sliding rod (12), the driving end of the cylinder six (62) is rotationally connected with the middle position of the rotating plate (61), and the arc-shaped supporting plate (63) is fixedly arranged at the tail end of the rotating plate (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323272671.7U CN221096561U (en) | 2023-12-01 | 2023-12-01 | Coal mine roadway support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323272671.7U CN221096561U (en) | 2023-12-01 | 2023-12-01 | Coal mine roadway support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221096561U true CN221096561U (en) | 2024-06-07 |
Family
ID=91325709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323272671.7U Active CN221096561U (en) | 2023-12-01 | 2023-12-01 | Coal mine roadway support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221096561U (en) |
-
2023
- 2023-12-01 CN CN202323272671.7U patent/CN221096561U/en active Active
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| GR01 | Patent grant |