CN221002761U - Coal cleaning, milling, digging and crushing robot for coal mine tunnel - Google Patents
Coal cleaning, milling, digging and crushing robot for coal mine tunnel Download PDFInfo
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- CN221002761U CN221002761U CN202322935429.7U CN202322935429U CN221002761U CN 221002761 U CN221002761 U CN 221002761U CN 202322935429 U CN202322935429 U CN 202322935429U CN 221002761 U CN221002761 U CN 221002761U
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- 239000003245 coal Substances 0.000 title claims abstract description 157
- 238000004140 cleaning Methods 0.000 title claims abstract description 89
- 238000003801 milling Methods 0.000 title claims abstract description 32
- 238000005452 bending Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 18
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000008451 emotion Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model aims to disclose a coal cleaning, milling, digging and crushing robot for a coal mine tunnel, and relates to the technical field of coal mine tunnel construction, comprising a chassis and a coal cleaning assembly arranged at the front end of the chassis; the coal cleaning assembly comprises a rotary platform, a first L-shaped support arm, a first telescopic cylinder, a second L-shaped support arm, a second telescopic cylinder, a third telescopic cylinder, a connecting rod assembly and a coal cleaning hopper, wherein the first L-shaped support arm, the first telescopic cylinder, the second L-shaped support arm, the second telescopic cylinder, the third telescopic cylinder and the connecting rod assembly are hinged to the rotary platform; the first telescopic cylinder drives the first L-shaped support arm to swing by taking the rotary platform as a fulcrum; the second telescopic cylinder drives the second L-shaped support arm to swing by taking the rotary platform as a fulcrum; the third telescopic cylinder takes the rotary platform as a fulcrum and drives the coal cleaning hopper to lift or lower the head through the connecting rod assembly, and the beneficial effects are that: through the pitching swing of the coal cleaning component, the coal is cleaned in a narrow space and lifted, the coal is lifted to the side through the rotary platform, and finally the side discharge of the coal is realized through the low-head action of the coal cleaning hopper, so that the efficient coal cleaning and side discharge are realized.
Description
Technical Field
The utility model relates to the technical field of coal mine tunnel construction, in particular to a coal mine tunnel coal cleaning, milling, digging and crushing robot.
Background
The coal mine tunnel working face is provided with a plurality of narrow and limited spaces such as a tunnel head, and a large-sized loader cannot enter the space, and can only manually clean floating coal by using a spade. Personnel clear up the float coal in the narrow and small space below bridge type elevating conveyor, have by the risk that the coal cinder dropped and smash the injury, the float coal clearance in restricted space still remains comparatively laborious and time consuming stage. Personnel clean the float coal in a limited space, and the float coal cleaning operation has a plurality of potential defects and hidden dangers under the influence of a plurality of uncontrollable factors such as self consciousness, physical conditions, thought and emotion and the like.
In addition, the coal mine tunnel is required to be milled, dug, broken and the like while coal is cleaned, diversified equipment is required, and the coal mine tunnel is difficult to meet through one piece of equipment at present.
In view of this, there is an urgent need to develop a robot for cleaning, milling and crushing coal in coal mine tunnels to overcome the above-mentioned drawbacks.
Disclosure of Invention
The utility model aims to disclose a coal cleaning, milling, digging and crushing robot for a coal mine tunnel, which aims to carry out operation in a narrow tunnel through a coal cleaning assembly, a milling and digging assembly and a crushing assembly and improve the operation efficiency and the safety.
In order to achieve the aim, the utility model provides a coal mine tunnel coal cleaning robot which comprises a chassis and a coal cleaning assembly arranged at the front end of the chassis;
The coal cleaning assembly comprises a rotary platform, a first L-shaped support arm, a first telescopic cylinder, a second L-shaped support arm, a second telescopic cylinder, a third telescopic cylinder, a connecting rod assembly and a coal cleaning hopper, wherein the first L-shaped support arm, the first telescopic cylinder, the second L-shaped support arm, the second telescopic cylinder, the third telescopic cylinder and the connecting rod assembly are hinged to the rotary platform;
The first telescopic cylinder drives the first L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the first telescopic cylinder is lifted at the bending part of the first L-shaped support arm;
The second telescopic cylinder drives the second L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the second telescopic cylinder is lifted at the bending part of the second L-shaped support arm;
the third telescopic cylinder is arranged between the first L-shaped support arm and the second L-shaped support arm, and the third telescopic cylinder uses the rotary platform as a fulcrum and drives the coal cleaning hopper to lift or lower the head through the connecting rod assembly.
Preferably, the vehicle body assembly and the remote control assembly are also included.
Preferably, the connecting rod assembly comprises a first horizontal column arranged at the bending part of the first L-shaped support arm, a second horizontal column arranged at the bending part of the second L-shaped support arm, a first connecting plate arranged at the end part of the first horizontal column, a second connecting plate arranged at the end part of the second horizontal column, a horizontal column arranged between the first connecting plate and the second connecting plate, a first V-shaped plate, a second V-shaped plate and a third connecting plate which are arranged at the two ends of the horizontal column;
the first V-shaped plate and the second V-shaped plate are arranged in parallel, and the rotation centers are the horizontal columns;
the top end of the third telescopic cylinder is hinged to a first hinge post between the first V-shaped plate and the second V-shaped plate;
one end of the third connecting plate is hinged to a second hinge post between the first V-shaped plate and the second V-shaped plate;
the coal cleaning hopper is provided with a first installation position, a second installation position and a third installation position, the first L-shaped support arm is hinged to the first installation position, the other end of the third connecting plate is hinged to the second installation position, and the second L-shaped support arm is hinged to the third installation position.
Preferably, a hinge point between the third connecting plate and the coal cleaning hopper is positioned in the middle of the coal cleaning hopper.
Preferably, the hinge point between the first L-shaped support arm and the coal cleaning hopper is positioned at the bottom of the coal cleaning hopper, and the hinge point between the second L-shaped support arm and the coal cleaning hopper is positioned at the bottom of the coal cleaning hopper.
Preferably, a plurality of coal cleaning teeth are arranged at the bottom of the coal cleaning hopper.
Preferably, the first L-shaped support arm and the second L-shaped support arm are respectively provided with a searchlight.
Preferably, the searchlight is secured to the first L-shaped arm by an L-shaped plate.
Based on the same principle of the utility model, the utility model also provides a coal mine tunnel milling and digging robot, which comprises a chassis and a milling and digging assembly arranged at the front end of the chassis;
the milling and digging assembly comprises a rotary platform, a first L-shaped support arm, a first telescopic cylinder, a second L-shaped support arm, a second telescopic cylinder, a third telescopic cylinder, a connecting rod assembly and a milling and digging head, wherein the first L-shaped support arm, the first telescopic cylinder, the second L-shaped support arm, the second telescopic cylinder, the third telescopic cylinder, the connecting rod assembly and the milling and digging head are hinged to the rotary platform;
The first telescopic cylinder drives the first L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the first telescopic cylinder is lifted at the bending part of the first L-shaped support arm;
The second telescopic cylinder drives the second L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the second telescopic cylinder is lifted at the bending part of the second L-shaped support arm;
the third telescopic cylinder is arranged between the first L-shaped support arm and the second L-shaped support arm, and the third telescopic cylinder takes the rotary platform as a fulcrum and drives the milling and digging head to swing through the connecting rod assembly.
Based on the same principle of the utility model, the utility model also provides a coal mine tunnel crushing robot, which comprises a chassis and a crushing assembly arranged at the front end of the chassis;
The crushing assembly comprises a rotary platform, a first L-shaped support arm, a first telescopic cylinder, a second L-shaped support arm, a second telescopic cylinder, a third telescopic cylinder, a connecting rod assembly and a crushing hammer, wherein the first L-shaped support arm, the first telescopic cylinder, the second L-shaped support arm, the second telescopic cylinder, the third telescopic cylinder and the connecting rod assembly are hinged to the rotary platform;
The first telescopic cylinder drives the first L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the first telescopic cylinder is lifted at the bending part of the first L-shaped support arm;
The second telescopic cylinder drives the second L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the second telescopic cylinder is lifted at the bending part of the second L-shaped support arm;
the third telescopic cylinder is arranged between the first L-shaped support arm and the second L-shaped support arm, and the third telescopic cylinder takes the rotary platform as a fulcrum and drives the breaking hammer to swing through the connecting rod assembly.
Compared with the prior art, the utility model has the beneficial effects that:
(1) Through the pitching swing of the coal cleaning component, the coal is cleaned in a narrow space and lifted, the coal is lifted to the side through the rotary platform, and finally the side discharge of the coal is realized through the low-head action of the coal cleaning hopper, so that the efficient coal cleaning and side discharge are realized.
(2) When the milling and digging is needed, the coal cleaning hopper or the breaking hammer is disassembled and the milling and digging head is refitted, so that the efficient milling and digging are realized, and the multipurpose of the robot is also realized.
(3) When the crushing is needed, the coal cleaning hopper or the milling and digging head is disassembled and the breaking hammer is refitted, so that the efficient crushing is realized, and the multipurpose of the robot is also realized.
Drawings
FIG. 1 is a schematic diagram of a coal cleaning state of a coal mine roadway coal cleaning robot.
Fig. 2 is a schematic diagram of a coal lifting state of the coal cleaning robot for the coal mine tunnel.
FIG. 3 is a schematic diagram of a side coal unloading state of the coal cleaning robot for the coal mine tunnel.
Fig. 4 is a schematic diagram of a milling and digging state of the coal mine roadway milling and digging robot.
Fig. 5 is a schematic diagram of a breaking state of the coal mine tunnel breaking robot.
Fig. 6 is a schematic diagram of a three-dimensional structure of a coal cleaning robot for a coal mine tunnel.
1, A chassis; 2. a coal cleaning component; 21. a rotary platform; 22. a first L-shaped support arm; 221. a bending part; 222. a first horizontal column; 223. a first connection plate; 224. a horizontal column; 225. a first V-shaped plate; 226. a second V-shaped plate; 227. a third connecting plate; 228. a first hinge post; 229. a second hinge post; 23. a first telescopic cylinder; 24. a second L-shaped support arm; 241. a bending part; 242. a second horizontal column; 243. a second connecting plate; 25. a second telescopic cylinder; 26. a third telescopic cylinder; 27. a connecting rod assembly; 28. a coal cleaning hopper; 281. coal cleaning teeth; 282. a first mounting location; 283. a second mounting location; 284. a third mounting location; 3. a body component; 4. a searchlight; 41. an L-shaped plate; 5. milling and digging a head; 6. breaking hammer.
Detailed Description
The present utility model will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the present utility model, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present utility model by those skilled in the art.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
The following describes embodiments of the present utility model.
Example 1
Referring to fig. 1 to 3 and 6, this embodiment discloses a specific embodiment of a coal cleaning robot for a coal mine tunnel.
Referring to fig. 1 to 3 and 6, the coal mine roadway coal cleaning robot comprises a chassis 1 and a coal cleaning assembly 2 arranged at the front end of the chassis 1; the coal cleaning assembly 2 comprises a rotary platform 21, a first L-shaped support arm 22, a first telescopic cylinder 23, a second L-shaped support arm 24, a second telescopic cylinder 25, a third telescopic cylinder 26, a connecting rod assembly 27 and a coal cleaning hopper 28, wherein the first L-shaped support arm 22, the first telescopic cylinder 23 and the second L-shaped support arm 24 are hinged to the rotary platform 21; the first telescopic cylinder 23 drives the first L-shaped arm 22 to swing by taking the rotary platform 21 as a fulcrum, and the first telescopic cylinder 23 is lifted up to a bending part 221 of the first L-shaped arm 22; the second telescopic cylinder 25 drives the second L-shaped support arm 24 to swing by taking the rotary platform 21 as a fulcrum, and the second telescopic cylinder 25 is lifted up to a bending part 241 of the second L-shaped support arm 24; the third telescopic cylinder 26 is disposed between the first L-shaped support arm 22 and the second L-shaped support arm 24, and the third telescopic cylinder 26 uses the rotating platform 21 as a fulcrum and drives the coal cleaning hopper 28 to lift or lower the head through the link assembly 27.
Specifically, referring to fig. 1 to 3 and 6, the first L-shaped support arm 22 and the second L-shaped support arm 24 are arranged in parallel and hinged to two sides of the lifting coal cleaning hopper 28, and after synchronous telescoping by the first telescopic cylinder 23 and the second telescopic cylinder 25, the first L-shaped support arm 22 and the second L-shaped support arm 24 lift the coal cleaning hopper 28 to clean coal or lift coal to a high place; in order to adjust the direction of the coal cleaning hopper 28, the direction of the coal cleaning hopper 28 needs to be adjusted through the third telescopic cylinder 26 and the connecting rod assembly 27, and the specific adjustment principle is as follows: the link assembly 27 includes a first horizontal column 222 provided at a bent portion 221 of the first L-shaped arm 22, a second horizontal column 242 provided at a bent portion 241 of the second L-shaped arm 24, a first connection plate 223 provided at an end portion of the first horizontal column 222, a second connection plate 243 provided at an end portion of the second horizontal column 242, a horizontal column 224 provided between the first connection plate 223 and the second connection plate 243, a first V-shaped plate 225 and a second V-shaped plate 226 provided at both ends of the horizontal column 224, and a third connection plate 227; the first V-shaped plate 225 and the second V-shaped plate 226 are arranged in parallel, and the rotation centers are the horizontal columns 224; the top end of the third telescopic cylinder 26 is hinged to a first hinge post 228 between the first V-shaped plate 225 and the second V-shaped plate 226; one end of the third connecting plate 227 is hinged to a second hinge post 229 between the first V-shaped plate 225 and the second V-shaped plate 226; the coal cleaning hopper 28 is provided with a first installation position 282, a second installation position 283 and a third installation position 284, the first L-shaped support arm 22 is hinged to the first installation position 282, the other end of the third connecting plate 227 is hinged to the second installation position 283, and the second L-shaped support arm 24 is hinged to the third installation position 284; a second mounting location 283 between the third connection plate 227 and the clean coal hopper 28 is located in the middle of the clean coal hopper 28; a first mounting location 282 between the first L-shaped support arm 22 and the clean coal hopper 28 is located at the bottom of the clean coal hopper 28, and a third mounting location 284 between the second L-shaped support arm 24 and the clean coal hopper 28 is located at the bottom of the clean coal hopper 28; the bottom of the coal cleaning hopper 28 is provided with a plurality of coal cleaning teeth 281. Specifically, when the third telescopic cylinder 26 is in the lifting state, referring to fig. 2, the first V-shaped plate 225, the second V-shaped plate 226 and the third connecting plate 227 cooperate to drive the coal cleaning hopper 28 to lift the head, so as to prevent coal from falling; when the third telescopic cylinder 26 is in a contracted state, referring to fig. 3, the first V-shaped plate 225, the second V-shaped plate 226 and the third connecting plate 227 cooperate to drive the coal cleaning hopper 28 to be low, so that coal is discharged, and when the rotary platform 21 swings for 90 degrees, coal can be discharged to one side of a roadway, and further, efficient and safe coal cleaning in a narrow space is realized.
Referring to fig. 1 to 3, the coal mine tunnel coal cleaning robot further comprises a vehicle body assembly 3 and a remote control assembly, wherein a power assembly is arranged in the vehicle body assembly 3, when the coal mine tunnel coal cleaning robot is in a ground coal cleaning state, the vehicle body width is 980mm, the vehicle body height is 1500mm, the coal mine tunnel coal cleaning robot can adapt to the working space of a narrow tunnel, coal cleaning is carried out through the remote control assembly, and an operator does not need to go deep into the narrow space to clean coal, so that safe operation is realized; in order to facilitate the coal cleaning, the first L-shaped arm 22 and the second L-shaped arm 24 are provided with a searchlight 4, and the searchlight 4 is fixed to the first L-shaped arm 22 and the second L-shaped arm 24 by an L-shaped plate 41, respectively.
Example 2
On the basis of embodiment 1, referring to fig. 4, when a narrow coal mine tunnel needs to be milled, the coal cleaning hopper 28 of embodiment 1 is disassembled and modified into the milling head 5, and the modification is completed quickly through the first mounting position 282, the second mounting position 283 and the third mounting position 284, so that the coal cleaning robot of the coal mine tunnel is changed into a milling and digging robot of the coal mine tunnel, the efficient milling and digging is realized, the multipurpose of the robot is also realized, and the operator does not need to go deep into the narrow space to mill and dig through a remote control assembly, so that the safe operation is realized.
The technical scheme of the coal mine tunnel milling robot disclosed in this embodiment, which has the same parts as those in embodiment 1, is described in embodiment 1, and is not repeated here.
Example 3
On the basis of embodiment 1 or embodiment 2, referring to fig. 5, when a narrow coal mine roadway needs to be crushed, the coal cleaning hopper 28 of embodiment 1 or the milling head 5 of embodiment 2 is disassembled and modified into the breaking hammer 6, and when modified, the first mounting position 282, the second mounting position 283 and the third mounting position 284 are used for rapidly completing the modification, so that the coal cleaning robot or the milling robot of the coal mine roadway is changed into a crushing robot, the efficient crushing is realized, the multipurpose of the robot is also realized, the crushing is performed through a remote control assembly, and an operator does not need to go deep into a narrow space to crush, thereby realizing safe operation.
The technical solutions of the coal mine roadway breaking robot disclosed in this embodiment, which have the same parts as those in embodiment 1 or embodiment 2, are described in embodiment 1 or embodiment 2, and are not described in detail herein.
Claims (10)
1. The coal mine tunnel coal cleaning robot is characterized by comprising a chassis and a coal cleaning assembly arranged at the front end of the chassis;
The coal cleaning assembly comprises a rotary platform, a first L-shaped support arm, a first telescopic cylinder, a second L-shaped support arm, a second telescopic cylinder, a third telescopic cylinder, a connecting rod assembly and a coal cleaning hopper, wherein the first L-shaped support arm, the first telescopic cylinder, the second L-shaped support arm, the second telescopic cylinder, the third telescopic cylinder and the connecting rod assembly are hinged to the rotary platform;
The first telescopic cylinder drives the first L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the first telescopic cylinder is lifted at the bending part of the first L-shaped support arm;
The second telescopic cylinder drives the second L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the second telescopic cylinder is lifted at the bending part of the second L-shaped support arm;
the third telescopic cylinder is arranged between the first L-shaped support arm and the second L-shaped support arm, and the third telescopic cylinder uses the rotary platform as a fulcrum and drives the coal cleaning hopper to lift or lower the head through the connecting rod assembly.
2. The coal mine roadway coal cleaning robot of claim 1, further comprising a body assembly and a remote control assembly.
3. The coal mine roadway coal cleaning robot of claim 1, wherein the connecting rod assembly comprises a first horizontal column arranged at a bending part of the first L-shaped support arm, a second horizontal column arranged at a bending part of the second L-shaped support arm, a first connecting plate arranged at the end part of the first horizontal column, a second connecting plate arranged at the end part of the second horizontal column, a horizontal column arranged between the first connecting plate and the second connecting plate, a first V-shaped plate, a second V-shaped plate and a third connecting plate which are arranged at two ends of the horizontal column;
the first V-shaped plate and the second V-shaped plate are arranged in parallel, and the rotation centers are the horizontal columns;
the top end of the third telescopic cylinder is hinged to a first hinge post between the first V-shaped plate and the second V-shaped plate;
one end of the third connecting plate is hinged to a second hinge post between the first V-shaped plate and the second V-shaped plate;
the coal cleaning hopper is provided with a first installation position, a second installation position and a third installation position, the first L-shaped support arm is hinged to the first installation position, the other end of the third connecting plate is hinged to the second installation position, and the second L-shaped support arm is hinged to the third installation position.
4. A coal mine roadway coal cleaning robot as claimed in claim 3, wherein a hinge point between the third connecting plate and the coal cleaning hopper is located in the middle of the coal cleaning hopper.
5. The coal mine roadway coal cleaning robot of claim 4, wherein a hinge point between the first L-shaped support arm and the coal cleaning hopper is located at the bottom of the coal cleaning hopper, and a hinge point between the second L-shaped support arm and the coal cleaning hopper is located at the bottom of the coal cleaning hopper.
6. The coal mine roadway coal cleaning robot of any one of claims 1-5, wherein a plurality of coal cleaning teeth are arranged at the bottom of the coal cleaning hopper.
7. The coal mine roadway coal cleaning robot of claim 6, wherein the first L-shaped support arm and the second L-shaped support arm are provided with searchlight respectively.
8. The coal mine roadway coal cleaning robot of claim 7, wherein the searchlight is secured to the first L-shaped arm by an L-shaped plate.
9. The coal mine roadway milling and digging robot is characterized by comprising a chassis and a milling and digging assembly arranged at the front end of the chassis;
the milling and digging assembly comprises a rotary platform, a first L-shaped support arm, a first telescopic cylinder, a second L-shaped support arm, a second telescopic cylinder, a third telescopic cylinder, a connecting rod assembly and a milling and digging head, wherein the first L-shaped support arm, the first telescopic cylinder, the second L-shaped support arm, the second telescopic cylinder, the third telescopic cylinder, the connecting rod assembly and the milling and digging head are hinged to the rotary platform;
The first telescopic cylinder drives the first L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the first telescopic cylinder is lifted at the bending part of the first L-shaped support arm;
The second telescopic cylinder drives the second L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the second telescopic cylinder is lifted at the bending part of the second L-shaped support arm;
the third telescopic cylinder is arranged between the first L-shaped support arm and the second L-shaped support arm, and the third telescopic cylinder takes the rotary platform as a fulcrum and drives the milling and digging head to swing through the connecting rod assembly.
10. The coal mine tunnel crushing robot is characterized by comprising a chassis and a crushing assembly arranged at the front end of the chassis;
The crushing assembly comprises a rotary platform, a first L-shaped support arm, a first telescopic cylinder, a second L-shaped support arm, a second telescopic cylinder, a third telescopic cylinder, a connecting rod assembly and a crushing hammer, wherein the first L-shaped support arm, the first telescopic cylinder, the second L-shaped support arm, the second telescopic cylinder, the third telescopic cylinder and the connecting rod assembly are hinged to the rotary platform;
The first telescopic cylinder drives the first L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the first telescopic cylinder is lifted at the bending part of the first L-shaped support arm;
The second telescopic cylinder drives the second L-shaped support arm to swing by taking the rotary platform as a fulcrum, and the second telescopic cylinder is lifted at the bending part of the second L-shaped support arm;
the third telescopic cylinder is arranged between the first L-shaped support arm and the second L-shaped support arm, and the third telescopic cylinder takes the rotary platform as a fulcrum and drives the breaking hammer to swing through the connecting rod assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322935429.7U CN221002761U (en) | 2023-10-31 | 2023-10-31 | Coal cleaning, milling, digging and crushing robot for coal mine tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322935429.7U CN221002761U (en) | 2023-10-31 | 2023-10-31 | Coal cleaning, milling, digging and crushing robot for coal mine tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221002761U true CN221002761U (en) | 2024-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322935429.7U Active CN221002761U (en) | 2023-10-31 | 2023-10-31 | Coal cleaning, milling, digging and crushing robot for coal mine tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221002761U (en) |
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2023
- 2023-10-31 CN CN202322935429.7U patent/CN221002761U/en active Active
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