CN211397626U - Supporting device for coal mine tunneling and recovery - Google Patents
Supporting device for coal mine tunneling and recovery Download PDFInfo
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- CN211397626U CN211397626U CN201922422199.8U CN201922422199U CN211397626U CN 211397626 U CN211397626 U CN 211397626U CN 201922422199 U CN201922422199 U CN 201922422199U CN 211397626 U CN211397626 U CN 211397626U
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- coal mine
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Abstract
The utility model discloses a supporting device for coal mine tunneling recovery, which comprises a first supporting plate, wherein the first supporting plate is inclined; two supporting plates are fixed on the outer wall of the top of the first supporting plate through bolts, and supporting rollers are rotatably connected to the outer walls of one sides of the two supporting plates; the top outer wall of the first supporting plate is fixed with a first fixing seat through bolts, a gap of 5 centimeters is reserved between the top of the first fixing seat and the bottom of the supporting roller, springs which are uniformly distributed are welded on the inner wall of the top of the first supporting plate, and second supporting plates are fixed on the outer walls of the two sides of the first supporting plate through bolts. The utility model discloses a be provided with the supporting plate of strutting roller and slope form, when the coal cinder or rock piece that drop, will drop the thing and scatter both ends around the equipment under the influence on the supporting plate inclined plane of slope form, security when having reached the improvement colliery tunnelling avoids machine and personnel to be wounded by the thing that drops, the effectual tunnelling security that has improved.
Description
Technical Field
The utility model relates to a coal mine machinery technical field especially relates to a supporting device that adopts is returned in colliery tunnelling.
Background
In the prior art, in order to prevent rocks of a newly-exploded roof from loosening and falling to hurt people in the process of coal mine tunneling, a roof bottom supporting and supporting device after the coal mine tunneling roadway is exploded is needed, the solution is that firstly, temporary supporting is adopted, currently, a plug-in rod type temporary support device is used, the number of supporting main bodies is small, the bottom is difficult to effectively fix, so the supporting and supporting effect is poor, most coal mine roadways generally adopt blasting tunneling and mechanical tunneling, along with the continuous improvement of the performance of tunneling mechanical equipment, mechanical tunneling becomes the main direction of development, but more than 40 percent of human casualties in coal mine tunneling production operation are roof accidents in the process of working face supporting, as the tunneling space of the roadway is limited and the empty roof operation is not allowed, so the tunneling and the supporting are always influenced, and the empty roof operation is not allowed, and the supporting must be carried out in time, advance support must be made before permanent support, and support always is the bottleneck that influences the progress and safety of tunneling operation.
Through the retrieval, chinese patent application number is CN 201920316523.5's patent, a colliery tunnelling supporting device with regulatory function is disclosed, including the case shell, sleeve one, change the pump, the carousel, screw rod one, the fixed block, sleeve two, the dead lever, loading board one, loading board two, screw rod two, movable rod and telescopic link, the case shell has two and controls corresponding the setting, sleeve one has two and the bottom to rotate respectively to be connected in two case shell tops, sleeve one bottom fixedly connected with face gear A, the pivot is rotated and is connected in the case shell and is close to inboard one end, change the pump and be close to case shell one end fixedly connected with face gear B, case shell one end fixedly connected with carousel is kept away from in the pivot, screw rod one has two and the spiro union in sleeve one respectively, screw rod one top fixedly connected with fixed block. The coal mine tunneling support device with the adjusting function in the patent has the following defects: the coal slag or rock blocks can fall from the top layer of the excavated hole, and the fallen coal slag and rock blocks can be accumulated on the surfaces of equipment parts to influence forward excavation construction equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a supporting device for coal mine tunneling recovery.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a supporting device for coal mine tunneling recovery comprises a first supporting and protecting plate, wherein the first supporting and protecting plate is inclined; two supporting plates are fixed on the outer wall of the top of the first supporting plate through bolts, and supporting rollers are rotatably connected to the outer walls of one sides of the two supporting plates; the top outer wall of the first supporting plate is fixed with a first fixing seat through a bolt, and a gap of 5 cm is reserved between the top of the first fixing seat and the bottom of the supporting roller.
As a further aspect of the present invention: the top inner wall welding of first backplate has the spring of evenly distributed.
As a further aspect of the present invention: the outer walls of two sides of the first supporting plate are fixed with second supporting plates through bolts, the second supporting plates are inclined, and the outer wall of one side of each of the two second supporting plates is bonded with a sponge pad.
As a further aspect of the present invention: the mounting groove has all been seted up to the both sides outer wall of first backplate, all has electronic expansion plate through bolted connection in the mounting groove.
As a further aspect of the present invention: the outer wall of the bottom of the first support plate is fixedly provided with four electric telescopic columns through bolts, and the outer walls of the circumferences of the four electric telescopic columns are connected with a tripod through bolts.
As a further aspect of the present invention: the outer wall of the bottom of the first supporting plate is fixedly provided with a third fixing seat through a bolt, and the inner wall of the third fixing seat is fixedly provided with a storage battery through a bolt.
As a further aspect of the present invention: and a lamp is fixed on the outer wall of the bottom of the first supporting plate through threads.
As a further aspect of the present invention: four the bottom outer wall of tripod all has the second fixing base through the bolt fastening, and the bottom outer wall of four second fixing bases all is seted up flutedly, and the both sides inner wall of recess rotates through the pivot to be connected with same gyro wheel.
Compared with the prior art, the utility model provides a supporting device that adopts is returned in colliery tunnelling possesses following beneficial effect:
1. this a supporting device for colliery is tunneled and is returned adoption through being provided with electronic flexible post and electronic expansion plate, can adjust strutting height and width to satisfy in the colliery different strutting height and strut the width requirement, application scope is wide, stable in structure, and it is convenient to adjust, has improved the work efficiency that the colliery was tunneled greatly.
2. This a supporting device for colliery is tunneled and is returned adoption through being provided with the supporting board of strutting the gyro wheel and slope form, when the coal cinder or rock block that drops, will drop the thing and scatter both ends around equipment under the influence on the supporting board inclined plane of slope form, security when having reached the improvement colliery tunnelling avoids machine and personnel to be wounded by the thing that drops, the effectual tunnelling security that has improved.
3. This a supporting device for colliery is tunneled and is returned adoption through being provided with the spring, pressure when the spring can slow down the heavy object and drop, the life of extension equipment has further increased personal safety.
Drawings
Fig. 1 is a schematic view of a front view cross-sectional structure of a supporting device for coal mine excavation and recovery provided by the utility model;
fig. 2 is a schematic back structural view of a supporting device for coal mine excavation and reclamation provided by the utility model;
fig. 3 is the utility model provides a supporting device's that coal mine tunnelling adopted back overlook schematic structure diagram.
In the figure: 1-a first supporting plate, 2-an electric telescopic plate, 3-a supporting plate, 4-a supporting roller, 5-a spring, 6-a first fixed seat, 7-a second supporting plate, 8-an electric telescopic column, 9-a lamp, 10-a tripod, 11-a second fixed seat, 12-a third fixed seat, 13-a storage battery, 14-a spongy cushion and 15-a roller.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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, and therefore, should not be construed as limiting the present invention.
A supporting device for coal mine tunneling recovery is used, in order to prevent coal slag and rock blocks which fall off from being accumulated on the surfaces of equipment parts, as shown in figures 1 and 3, the supporting device comprises a first supporting plate 1, wherein the first supporting plate 1 is inclined; two supporting plates 3 are fixed on the outer wall of the top of the first supporting plate 1 through bolts, and supporting rollers 4 are rotatably connected to the outer walls of one sides of the two supporting plates 3; the top outer wall of first protection plate 1 has first fixing base 6 through the bolt fastening, and 5 centimetres of clearance is left with the bottom of strutting gyro wheel 4 in the top of first fixing base 6, and cinder or rock piece etc. drop on equipment, and the volume is bigger a little through strutting gyro wheel 4 landing to ground, and the small drops on first protection plate 1, through 6 landing ground of first fixing base, avoids the object to cause the threat to the personal safety at equipment surface.
In order to slow down the damage that the object produced when dropping to equipment, as shown in fig. 1, the welding of the top inner wall of first backplate 1 has the even spring 5 of distribution, and when objects such as the coal of some weight drop at the equipment top, because the elastic deformation ability of spring 5, can slow down the damage to equipment in the very first time, provide one deck protection film for personal safety.
In order to further improve the personal safety, as shown in fig. 1 and fig. 2, the two outer walls of the first supporting plate 1 are respectively fixed with a second supporting plate 7 through bolts, the second supporting plates 7 are inclined, the outer wall of one side of each of the two second supporting plates 7 is respectively bonded with a foam-rubber cushion 14, the inclined second supporting plates 7 prevent a person from being hit by an object suddenly when the person comes in and goes out of the equipment, and the foam-rubber cushions 14 prevent the head of the person from being hit during passing.
In order to adapt to the size of the area stepped back in coal mine tunneling, as shown in fig. 1 and 3, mounting grooves are formed in the outer walls of the two sides of the first supporting plate 1, electric expansion plates 2 are connected to the mounting grooves through bolts, the electric expansion plates 2 do not occupy redundant places when the electric expansion plates are folded in a coal mine with a small area during working, and the working safety is further guaranteed.
In order to improve the efficiency of going out coal, as shown in fig. 1, the outer wall of 1 bottom of first backplate has four electronic flexible posts 8 through the bolt fastening, and four electronic flexible posts 8's circumference outer wall all has tripod 10 through bolted connection, and tripod 10 plays firm effect for electronic flexible post 8, and four electronic flexible posts 8 are located four corners of first backplate 1, can not block out the coal passageway to satisfy different support heights in the colliery.
For the purpose of electric support, as shown in fig. 1, a third fixing seat 12 is fixed on the outer wall of the bottom of the first protection plate 1 through bolts, a storage battery 13 is fixed on the inner wall of the third fixing seat 12 through bolts, and the storage battery 13 provides electric power for the equipment.
In order to clearly see the inside of the equipment, as shown in fig. 1, a lamp 9 is fixed on the outer wall of the bottom of the first protection plate 1 through threads, and the lamp 9 provides a light source for the inside of the equipment through a storage battery 13.
In order to facilitate the movement of the equipment, as shown in fig. 1, the outer walls of the bottoms of the four tripods 10 are all fixed with second fixing seats 11 through bolts, the outer walls of the bottoms of the four second fixing seats 11 are all provided with grooves, and the inner walls of the two sides of each groove are rotatably connected with the same roller 15 through rotating shafts, so that the equipment can be moved conveniently.
The working principle is as follows: firstly, according to the internal situation of a coal mine, electric power is supplied through a storage battery 13 in a third fixed seat 12, a starting switch respectively adjusts an electric telescopic column 8 and an electric telescopic plate 2, the height and the width of equipment are adjusted and then enter a mine, a lamp 9 at the bottom of a first supporting plate 1 is turned on to switch on and off for illumination, the electric telescopic column 8 is pushed, the moving direction is carried out through rollers 15 in a second fixed seat 11 connected with four tripods 10, during the working period, if coal slag or rock blocks and the like fall on the equipment, the coal slag or the rock blocks with larger volume slide to the ground through supporting rollers 4, the coal slag or the rock blocks with smaller volume fall on the first supporting plate 1 and slide to the ground through a first fixed seat 6, objects such as coal with point weight fall on the top of the equipment, the damage to the equipment can be relieved at the first time due to the elastic deformation capacity of a spring 5, the two supporting, the second support plate 7 prevents a person from being hit by an object when the person goes in and out of the equipment, and the spongy cushion 14 prevents the head of the person from being touched when the person passes by.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. A supporting device for coal mine tunneling recovery comprises a first supporting and protecting plate (1), and is characterized in that the first supporting and protecting plate (1) is inclined; two supporting plates (3) are fixed on the outer wall of the top of the first supporting plate (1) through bolts, and supporting rollers (4) are rotatably connected to the outer walls of one sides of the two supporting plates (3); the top outer wall of the first supporting plate (1) is fixed with a first fixing seat (6) through a bolt, and a gap of 5 cm is reserved between the top of the first fixing seat (6) and the bottom of the supporting roller (4).
2. The support device for the coal mine excavation recovery according to claim 1, wherein the top inner wall of the first support plate (1) is welded with uniformly distributed springs (5).
3. The supporting device for coal mine excavation recycling according to claim 2, wherein the two outer walls of the first supporting plate (1) are fixed with second supporting plates (7) through bolts, the second supporting plates (7) are inclined, and sponge pads (14) are adhered to the outer walls of one sides of the two second supporting plates (7).
4. The support device for coal mine excavation and recovery according to claim 3, characterized in that the outer walls of the two sides of the first support plate (1) are provided with mounting grooves, and the mounting grooves are connected with electric expansion plates (2) through bolts.
5. The support device for the coal mine excavation recycling according to claim 4, wherein four electric telescopic columns (8) are fixed on the outer wall of the bottom of the first support plate (1) through bolts, and tripods (10) are connected to the outer circumferential walls of the four electric telescopic columns (8) through bolts.
6. The support device for coal mine excavation recycling according to claim 5, characterized in that the bottom outer wall of the first support shield plate (1) is fixed with a third fixing seat (12) through bolts, and the inner wall of the third fixing seat (12) is fixed with a storage battery (13) through bolts.
7. A support device for coal mine excavation recovery according to claim 6, characterized in that the bottom outer wall of the first support plate (1) is fixed with a lamp (9) through screw threads.
8. The support device for the coal mine excavation return according to claim 5, wherein the bottom outer walls of the four tripods (10) are all fixed with second fixed seats (11) through bolts, the bottom outer walls of the four second fixed seats (11) are all provided with grooves, and the inner walls of the two sides of each groove are rotatably connected with the same roller (15) through rotating shafts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922422199.8U CN211397626U (en) | 2019-12-30 | 2019-12-30 | Supporting device for coal mine tunneling and recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922422199.8U CN211397626U (en) | 2019-12-30 | 2019-12-30 | Supporting device for coal mine tunneling and recovery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211397626U true CN211397626U (en) | 2020-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922422199.8U Expired - Fee Related CN211397626U (en) | 2019-12-30 | 2019-12-30 | Supporting device for coal mine tunneling and recovery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211397626U (en) |
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 |
| CN114764098A (en) * | 2021-01-12 | 2022-07-19 | 神华神东煤炭集团有限责任公司 | Simulation excavation device, experiment device and method for similar simulation experiment |
-
2019
- 2019-12-30 CN CN201922422199.8U patent/CN211397626U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114764098A (en) * | 2021-01-12 | 2022-07-19 | 神华神东煤炭集团有限责任公司 | Simulation excavation device, experiment device and method for similar simulation experiment |
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 Termination date: 20211230 |