CN212154820U - Coal mine tunneling and supporting device - Google Patents
Coal mine tunneling and supporting device Download PDFInfo
- Publication number
- CN212154820U CN212154820U CN202020625293.3U CN202020625293U CN212154820U CN 212154820 U CN212154820 U CN 212154820U CN 202020625293 U CN202020625293 U CN 202020625293U CN 212154820 U CN212154820 U CN 212154820U
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- strip
- top end
- plate
- connecting column
- shaped bottom
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Abstract
The utility model discloses a colliery tunnelling supporting device, include: two strip-shaped bottom plates; the cross rod is fixedly arranged at one end of the inner side of the strip-shaped bottom plate along the front-back direction; the left side and the right side of the bottom end of the strip-shaped bottom plate are fixedly provided with the idler wheels; the left side and the right side of the top end of the strip-shaped bottom plate are fixedly provided with first stand columns; the second upright post is in adaptive splicing with the top end of the first upright post; the top plate is fixedly arranged at the top end of the second upright post; the lifting support mechanism is arranged between the strip-shaped bottom plate and the top plate; and the protection mechanism is arranged at the top end of the top plate. This colliery tunnelling supporting device, novel structure uses in a flexible way, builds speed very fast, can reduce staff's intensity of labour by a wide margin.
Description
Technical Field
The utility model relates to a coal mine equipment technical field specifically is a colliery tunnelling supporting device.
Background
The coal mine is a region where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an opencast coal mine, when a coal seam is far away from the ground surface, coal is generally mined into an underground excavation roadway, the mineworker coal mine is the mineworker coal mine, and when the distance between the coal seam and the ground surface is very close, the direct stripping of a surface soil layer is generally selected to excavate the coal, the opencast coal mine is the opencast coal mine, and most coal mines in China belong to the mineworker coal mine;
most coal mine tunnels are generally subjected to blasting tunneling and mechanized tunneling, mechanical tunneling becomes the main direction of development along with the continuous improvement of the performance of tunneling mechanical equipment, but more than 40% of casualties in coal mine tunneling production operation are roof accidents in the working face supporting process, as the tunneling space of the tunnels is limited and the empty roof operation is not allowed, the tunneling and the supporting are always influenced mutually, and as the empty roof operation is not allowed, the supporting must be carried out in time, the existing supporting device needs to be built temporarily according to the size of the coal mine tunnels, the building speed is slow, the flexibility is poor, the supporting process is troublesome, and the labor intensity is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a colliery tunnelling supporting device to it is slower to solve at least supporting device and build speed among the prior art, and the flexibility is relatively poor, and the problem that the process is comparatively troublesome, intensity of labour is big is strutted.
In order to achieve the above object, the utility model provides a following technical scheme: a coal mine tunneling support device comprises:
two strip-shaped bottom plates;
the cross rod is fixedly arranged at one end of the inner side of the strip-shaped bottom plate along the front-back direction;
the left side and the right side of the bottom end of the strip-shaped bottom plate are fixedly provided with the idler wheels;
the left side and the right side of the top end of the strip-shaped bottom plate are fixedly provided with first stand columns;
the second upright post is in adaptive splicing with the top end of the first upright post;
the top plate is fixedly arranged at the top end of the second upright post;
the lifting support mechanism is arranged between the strip-shaped bottom plate and the top plate;
and the protection mechanism is arranged at the top end of the top plate.
Preferably, the elevating support mechanism includes: the shell is fixedly arranged in the middle of the top end of the strip-shaped bottom plate, and a strip-shaped hole is formed in one side of the top end of the shell; the first connecting column is in adaptive splicing with the inner cavity of the strip-shaped hole; the middle parts of the front side and the rear side of the bottom end of the top plate are fixedly provided with supporting blocks; one end of the second connecting column is rotatably connected with the bottom end of the outer side of the supporting block through a pin shaft, and the other end of the second connecting column is rotatably connected with one end of the outer side of the first connecting column through a pin shaft.
Preferably, the elevating support mechanism further includes: the rotating shaft is rotatably arranged at the top end of the inner cavity of the shell along the front-back direction, and one end of the first connecting column is fixedly arranged on the outer wall of the rotating shaft; the gear is in key connection with the outer wall of the rotating shaft; the first hydraulic cylinder is fixedly arranged on one side of the top end of the strip-shaped bottom plate; one end of the first hydraulic cylinder is fixedly provided with a rack, and one side of the rack extends into the shell and is meshed with the outer wall of the gear; and the guide rod is in adaptive insertion connection with one side of the rack, and one end of the guide rod is fixedly arranged on one side of the inner cavity of the shell.
Preferably, the first connecting column is arranged along the horizontal direction, and the second connecting column is obliquely arranged from left to right upwards.
Preferably, the guard mechanism comprises: the second hydraulic cylinder is fixedly arranged on one side of the top end of the top plate along the left-right direction; the protection plate is fixedly arranged on one side of the second hydraulic cylinder, and one side of the protection plate is arc-shaped; the slider, the spout has all been seted up along the left and right sides direction in both sides around the top of roof, just the inner chamber of spout is pegged graft and is had a part of slider, just another part of slider is fixed to be set up the bottom of guard plate.
Preferably, the inner cavity of the sliding groove is in a dovetail groove shape, and the sliding block is in adaptive insertion connection with the inner cavity of the sliding groove.
Compared with the prior art, the beneficial effects of the utility model are that: this coal mine tunnelling supporting device, the height of roof can be convenient for control through being provided with lift supporting mechanism, and can make the height of roof go down to minimumly, so that the device removes, can protect coal mine tunnelling unit through rising and supporting the roof, remove through being provided with the steerable guard plate of protection mechanism, thereby can protect in real time tunnelling the in-process to tunnelling unit, the device novel structure, it is nimble to use, it is very fast to build speed, can reduce staff's intensity of labour by a wide margin.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a cutting structure of the protection plate of the present invention;
fig. 3 is the sectional structure of the shell of the present invention.
In the figure: 1. the lifting device comprises a strip-shaped plate, 2, a cross rod, 3, a roller, 4, a first upright column, 5, a second upright column, 6, a top plate, 7, a lifting support mechanism, 71, a shell, 72, a strip-shaped hole, 73, a first connecting column, 74, a supporting block, 75, a second connecting column, 76, a rotating shaft, 77, a gear, 78, a first hydraulic cylinder, 79, a rack, 710, a guide rod, 8, a protection mechanism, 81, a second hydraulic cylinder, 82, a protection plate, 83, a sliding block, 84 and a sliding chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a coal mine tunneling support device comprises: two bar bottom plates 1, the horizontal pole 2, gyro wheel 3, first stand 4, second stand 5, roof 6, lifting support mechanism 7 and protection machanism 8, horizontal pole 2 is along the fixed inboard one end that sets up at bar bottom plate 1 of fore-and-aft direction, it can make two bar bottom plates 1 connect stably violently through being provided with horizontal pole 2, the bottom left and right sides of bar bottom plate 1 all fixes and is provided with gyro wheel 3, the top left and right sides of bar bottom plate 1 all fixes and is provided with first stand 4, second stand 5 pegs graft with the top looks adaptation of first stand 4, cooperation through second stand 5 and first stand 4 can make roof 6 steady movement, roof 6 is fixed to be set up on the top of second stand 5, lifting support mechanism 7 sets up between bar bottom plate 1 and roof 6, protection machanism 8 sets up the top at roof 6.
Preferably, the elevating support mechanism 7 further includes: casing 71, bar hole 72, first spliced pole 73, supporting shoe 74 and second spliced pole 75, casing 71 is fixed to be set up at the top middle part of bar bottom plate 1, bar hole 72 has been seted up to casing 71's top one side, first spliced pole 73 is pegged graft with bar hole 72's inner chamber looks adaptation, first spliced pole 73 accessible bar hole 72 carries out the luffing motion, both sides middle part is all fixed and is provided with supporting shoe 74 around the bottom of roof 6, so that connect second spliced pole 75 through being provided with supporting shoe 74, the one end of second spliced pole 75 is connected through the round pin hub rotation with the outside bottom of supporting shoe 74, the other end of second spliced pole 75 is connected through the round pin hub rotation with the outside one end of first spliced pole 73.
Preferably, the elevating support mechanism 7 further includes: the hydraulic device comprises a rotating shaft 76, a gear 77, a first hydraulic rod 78, a rack 79 and a guide rod 710, wherein the rotating shaft 76 is rotatably arranged at the top end of an inner cavity of a shell 71 along the front-back direction, one end of a first connecting column 73 is fixedly arranged on the outer wall of the rotating shaft 76, the rotating shaft 76 can swing with the first connecting column 73 after rotating, the gear 77 is in key connection with the outer wall of the rotating shaft 76, a first hydraulic cylinder 78 is fixedly arranged at one side of the top end of a strip-shaped bottom plate 1, one end of the first hydraulic cylinder 78 is fixedly provided with the rack 79, one side of the rack 79 extends into the shell 71 and is meshed with the outer wall of the gear 77, the first hydraulic cylinder 78 is the prior art and can push the rack 79 to move left and right, the hydraulic cylinder type can be used according to the present case, the rack 79 can toggle the axis of the gear 77 on which the rotating shaft 76 is arranged to rotate when moving, the, the rack 79 is restricted from moving by the provision of the guide rod 710.
Preferably, the first connecting column 73 is arranged along a horizontal direction, and the second connecting column 75 is arranged obliquely from left to right, so that after one end of the first connecting column 73 swings upwards, the supporting block 74 can be pushed to move upwards under the driving of the second connecting column 75.
Preferably, the guard mechanism 8 further includes: second pneumatic cylinder 81, protection plate 82, slider 83 and spout 84, second pneumatic cylinder 81 along the fixed top one side that sets up at roof 6 of left right direction, protection plate 82 is fixed to be set up in one side of second pneumatic cylinder 81, and one side shape of protection plate 82 is the arc, and spout 84 has all been seted up along the left right direction in both sides around the top of roof 6, and the inner chamber of spout 84 is pegged graft and is had some of slider 83, and the fixed bottom that sets up at protection plate 82 of another part of slider 83.
Preferably, the inner cavity of the sliding groove 84 is shaped like a dovetail groove, and the sliding block 83 is inserted into the inner cavity of the sliding groove 84, so that the sliding block 83 is prevented from being separated from the inner cavity of the sliding groove 84, and the top plate 82 can move more stably.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, specific connection and control sequence.
When the device is used, the device is pushed into the mining end in a coal mine roadway and fixed, an external power supply of the first hydraulic cylinder 78 and the second hydraulic cylinder 81 is connected, the first hydraulic cylinder 78 is controlled to be started, the first hydraulic cylinder 78 can push the rack 79 to horizontally move towards the shell 71 under the limiting action of the guide rod 710, the rack 79 pulls the gear 77 to clockwise rotate around the axis of the rotating shaft 76, the rotating shaft 76 can drive the first connecting column 73 to rotate, one end of the first connecting column 73 swings upwards and pushes the supporting block 74 upwards through the second connecting column 75, the top plate 6 can vertically move upwards under the limiting action of the first upright column 4 and the second upright column 5, the height of the top plate 6 can be further lifted, the coal mine heading machine set can be conveyed into the bottom end of the top plate 6, the coal mine heading machine set can be protected, and when the heading machine set is in the process, the second hydraulic cylinder 81 can be controlled to be started and push the protection plate 82 to descend under the limiting action of the sliding block 83 and the sliding groove 84 The horizontal right side removes to can protect at the tunnelling in-process, in order to avoid the top rock not hard up to drop and pound to the tunnelling unit, convenient to use has reduced a large amount of intensity of labour of staff, is favorable to extensively promoting.
In the description of the present invention, it is to be understood that the terms "top end", "bottom end", "front side", "rear side", "outer wall", "inner cavity", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "attached," "fixedly disposed," or "disposed" are intended to be construed broadly, e.g., as meaning a fixed attachment, a removable attachment, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a colliery tunnelling supporting device which characterized in that includes:
two strip-shaped bottom plates (1);
the cross rod (2) is fixedly arranged at one end of the inner side of the strip-shaped bottom plate (1) along the front-back direction;
the left side and the right side of the bottom end of the strip-shaped bottom plate (1) are fixedly provided with the rollers (3);
the left side and the right side of the top end of the strip-shaped bottom plate (1) are respectively fixedly provided with a first upright column (4);
the second upright post (5) is in adaptive splicing with the top end of the first upright post (4);
the top plate (6) is fixedly arranged at the top end of the second upright post (5);
the lifting support mechanism (7) is arranged between the strip-shaped bottom plate (1) and the top plate (6);
and the protection mechanism (8) is arranged at the top end of the top plate (6).
2. A coal mine tunnelling support device as defined in claim 1, in which: the lift support mechanism (7) comprises:
the shell (71) is fixedly arranged in the middle of the top end of the strip-shaped bottom plate (1), and a strip-shaped hole (72) is formed in one side of the top end of the shell (71);
the first connecting column (73) is in adaptive splicing with the inner cavity of the strip-shaped hole (72);
the middle parts of the front side and the rear side of the bottom end of the top plate (6) are fixedly provided with supporting blocks (74);
one end of the second connecting column (75) is rotatably connected with the bottom end of the outer side of the supporting block (74) through a pin shaft, and the other end of the second connecting column (75) is rotatably connected with one end of the outer side of the first connecting column (73) through a pin shaft.
3. A coal mine tunnelling support device as defined in claim 2, in which: the lifting support mechanism (7) further comprises:
the rotating shaft (76) is rotatably arranged at the top end of the inner cavity of the shell (71) along the front-back direction, and one end of the first connecting column (73) is fixedly arranged on the outer wall of the rotating shaft (76);
a gear (77) which is in key connection with the outer wall of the rotating shaft (76);
the first hydraulic cylinder (78) is fixedly arranged on one side of the top end of the strip-shaped bottom plate (1);
a rack (79), wherein one end of the first hydraulic cylinder (78) is fixedly provided with the rack (79), and one side of the rack (79) extends into the shell (71) and is meshed with the outer wall of the gear (77);
and the guide rod (710) is in adaptive insertion connection with one side of the rack (79), and one end of the guide rod (710) is fixedly arranged on one side of the inner cavity of the shell (71).
4. A coal mine tunnelling support device as defined in claim 2, in which: the first connecting column (73) is arranged along the horizontal direction, and the second connecting column (75) is obliquely arranged from left to right upwards.
5. A coal mine tunnelling support device as defined in claim 1, in which: the guard mechanism (8) comprises:
a second hydraulic cylinder (81) fixedly provided on the top end side of the top plate (6) in the left-right direction;
the protection plate (82) is fixedly arranged on one side of the second hydraulic cylinder (81), and one side of the protection plate (82) is arc-shaped;
the top end of the top plate (6) is provided with a sliding groove (84) in the left-right direction, the front side and the rear side of the top end of the top plate (6) are provided with a part of the sliding block (83) in an inserted mode, and the other part of the sliding block (83) is fixedly arranged at the bottom end of the protection plate (82).
6. A coal mine tunnelling support device as defined in claim 5, in which: the inner cavity of the sliding groove (84) is in a dovetail groove shape, and the sliding block (83) is in adaptive insertion connection with the inner cavity of the sliding groove (84).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020625293.3U CN212154820U (en) | 2020-04-23 | 2020-04-23 | Coal mine tunneling and supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020625293.3U CN212154820U (en) | 2020-04-23 | 2020-04-23 | Coal mine tunneling and supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212154820U true CN212154820U (en) | 2020-12-15 |
Family
ID=73723253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020625293.3U Expired - Fee Related CN212154820U (en) | 2020-04-23 | 2020-04-23 | Coal mine tunneling and supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212154820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356912A (en) * | 2021-07-15 | 2021-09-07 | 安徽理工大学 | Supporting device for shaft bottom inclined opening in coal mine |
-
2020
- 2020-04-23 CN CN202020625293.3U patent/CN212154820U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356912A (en) * | 2021-07-15 | 2021-09-07 | 安徽理工大学 | Supporting device for shaft bottom inclined opening in coal mine |
| CN113356912B (en) * | 2021-07-15 | 2022-06-28 | 安徽理工大学 | Supporting device for shaft bottom inclined opening in coal mine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201215 Termination date: 20210423 |
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| CF01 | Termination of patent right due to non-payment of annual fee |