CN217080532U - Auxiliary supporting device for underground mine coal face - Google Patents
Auxiliary supporting device for underground mine coal face Download PDFInfo
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- CN217080532U CN217080532U CN202221099562.2U CN202221099562U CN217080532U CN 217080532 U CN217080532 U CN 217080532U CN 202221099562 U CN202221099562 U CN 202221099562U CN 217080532 U CN217080532 U CN 217080532U
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Abstract
The utility model discloses an underground mining coal face auxiliary supporting device, a first baffle and a third baffle are hinged with a second baffle, the three baffles can rotate relatively under the control of three hydraulic telescopic rods respectively to adjust the supporting angle, so as to adapt to the supporting requirements of coal faces with different shapes, the second baffle can support the coal bed at the top of the coal face, the first baffle and the third baffle can laterally support the coal bed at the side part of the coal face and at an arc transition section, thus more comprehensively providing safe support for the coal face and protecting the safety of coal mining equipment and coal mining personnel, the utility model discloses an anti-collision buffer component is installed in the device towards the direction of the coal mining machine, the anti-collision buffer component can elastically block the coal blocks falling towards the device during coal mining, thereby forming a buffer space between the coal blocks and the device, the buffer protection effect on the device is achieved, and the safety and the stability of the device in the using process are improved.
Description
Technical Field
The utility model relates to an underground coal mining technical field specifically is an underground coal face auxiliary stay device.
Background
Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far away from the ground surface, a roadway is excavated to the underground, the roadway is generally selected to excavate coal, the coal seam is a mineworker coal mine, when the distance between the coal seam and the ground surface is very short, the surface soil layer is generally selected to be directly peeled off to excavate the coal, the mineworker coal mine is an open-pit coal mine, the coal seam on the upper part of the working surface is usually required to be supported by an auxiliary supporting device in the coal mining process of the mineworker coal mine, and the coal seam is prevented from falling and injuring coal mining personnel or equipment due to water permeation or overlarge pressure, but the traditional auxiliary supporting device has the following defects;
1. traditional auxiliary stay device can only support towards coal face one or two directions mostly and shelter from, and in fact coal mining roadway's top surface, side and between the arc transition face between top surface and side all probably fall the coal cinder, consequently, traditional auxiliary stay device supports comprehensively inadequately, and the safety protection ability is strong inadequately.
2. Traditional auxiliary stay device is hit in the coal mine that rolls when receiving coal mining machine coal mining easily towards the one side of coal-winning machine direction when using, and then leads to the device to appear extrusion deformation towards the structure of coal-winning machine direction easily, leads to the structure to receive the harm, and then influences the security and the stability of support.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a well mining coal face auxiliary stay device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an underground mining coal face auxiliary supporting device comprises a supporting plate, a moving wheel, hydraulic supporting legs, an anti-collision buffer assembly, a first hydraulic telescopic rod, a second hydraulic telescopic rod and a third hydraulic telescopic rod, wherein the rear part of the supporting plate is hinged with two connecting rods, the other ends of the two connecting rods are connected with a first baffle, the other end of the first baffle is hinged with a second baffle, the other end of the second baffle is hinged with a third baffle, a supporting seat is installed on the supporting plate, the first hydraulic telescopic rod and the second hydraulic telescopic rod are installed on the supporting seat, the top end of the first hydraulic telescopic rod is hinged with the first baffle, the top end of the second hydraulic telescopic rod is hinged with the second baffle, a third hydraulic telescopic rod is installed between the second baffle and the third baffle, and the fixed end of the third hydraulic telescopic rod is hinged with the second baffle, the movable end of the third hydraulic telescopic rod is hinged to a third baffle, and an anti-collision buffer assembly is installed on one side, facing the coal mining direction, of the support plate.
As a further aspect of the present invention: the anti-collision buffer assembly comprises a shell, an anti-collision protrusion and a buffer spring, wherein the shell is fixedly installed on the side face of the supporting plate, the anti-collision protrusion is arranged inside the shell, the buffer spring is installed towards the inner end of the shell in the anti-collision protrusion, and the other end of the buffer spring is fixedly connected with the supporting plate.
As a further aspect of the present invention: the anti-collision protrusion is hemispherical, the spherical surface of the anti-collision protrusion faces the direction of the outer port of the shell cover, and the size of the outer port of the shell cover is smaller than the maximum cross-sectional size of the anti-collision protrusion.
As a further aspect of the present invention: the interior bottom of backup pad installs hydraulic oil pump, hydraulic oil pump passes through hydraulic pressure oil pipe with hydraulic leg, first hydraulic telescoping rod, second hydraulic telescoping rod and third hydraulic telescoping rod and is connected, hydraulic oil pump and external switch electric connection.
As a further aspect of the present invention: push-and-pull handles are installed at the front end and the rear end of the supporting plate.
As a further aspect of the present invention: four moving wheels are installed at the bottom of the supporting plate, four hydraulic supporting legs are installed at the inner bottom of the supporting plate, and a bottom plate is installed at the bottom ends of the hydraulic supporting legs.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up first baffle, second baffle and third baffle, first baffle and third baffle all are articulated with the second baffle, three baffle is equallyd divide and is do not rotated relatively through three hydraulic telescoping rod control, support the angle regulation, can adapt to the support needs of different shapes coal face, the second baffle can support the coal seam at coal face top, first baffle and third baffle can carry out the side direction support to the coal seam of coal face side portion and arc changeover portion, can be more comprehensive provide safe support for coal face like this, protection coal mining equipment and coal mining personnel's safety.
2. The utility model discloses an at the device direction installation anticollision buffering subassembly of orientation coal-winning machine, anticollision buffering subassembly can carry out elasticity to the coal cinder that the device rolls down when mining and stop, and then forms the buffering space between coal cinder and device, plays the buffering guard action to the device, improves the security and the stability of device in the use.
Drawings
Fig. 1 is a first structural schematic diagram of an auxiliary supporting device for a coal face of a well mine.
Fig. 2 is a second structural schematic diagram of an auxiliary supporting device for a coal face of a well mine.
Fig. 3 is an enlarged view of a structure of the auxiliary supporting device for the underground mining coal face at a position in fig. 2.
1. A support plate; 2. a moving wheel; 3. a hydraulic leg; 4. a base plate; 5. a crash cushion assembly; 501. a housing; 502. an anti-collision bulge; 503. a buffer spring; 6. a first baffle plate; 7. a connecting rod; 8. a second baffle; 9. a third baffle plate; 10. a first hydraulic telescopic rod; 11. a second hydraulic telescopic rod; 12. a third hydraulic telescopic rod; 13. a supporting seat; 14. a hydraulic oil pump; 15. push-pull handle.
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, in the embodiment of the present invention, an auxiliary supporting device for a mining working face of an underground mine comprises a supporting plate 1, a moving wheel 2, a hydraulic leg 3, an anti-collision buffer component 5, a first hydraulic telescopic rod 10, a second hydraulic telescopic rod 11 and a third hydraulic telescopic rod 12, wherein two connecting rods 7 are hinged to the rear portion of the supporting plate 1, the other ends of the two connecting rods 7 are connected with a first baffle 6, the other end of the first baffle 6 is hinged with a second baffle 8, the other end of the second baffle 8 is hinged with a third baffle 9, a supporting seat 13 is installed on the supporting plate 1, the first hydraulic telescopic rod 10 and the second hydraulic telescopic rod 11 are installed on the supporting seat 13, the top end of the first hydraulic telescopic rod 10 is hinged with the first baffle 6, the top end of the second hydraulic telescopic rod 11 is hinged with the second baffle 8, the third hydraulic telescopic rod 12 is installed between the second baffle 8 and the third baffle 9, the fixed end of a third hydraulic telescopic rod 12 is hinged with a second baffle plate 8, the movable end of the third hydraulic telescopic rod 12 is hinged with a third baffle plate 9, and an anti-collision buffer assembly 5 is installed on one side, facing the coal mining direction, of the support plate 1.
The anti-collision buffer assembly 5 comprises a shell cover 501, an anti-collision bulge 502 and a buffer spring 503, wherein the shell cover 501 is fixedly installed on the side face of the support plate 1, the anti-collision bulge 502 is arranged inside the shell cover 501, the buffer spring 503 is installed on one end, facing the inner side of the shell cover 501, of the anti-collision bulge 502, and the other end of the buffer spring 503 is fixedly connected with the support plate 1.
Protruding 502 of anticollision is hemispherical, and the spherical face of the protruding 502 of anticollision sets up towards shell 501 outer port direction, and shell 501's outer port size is less than the protruding 502 maximum cross-sectional dimension of anticollision, adopts this kind of design to carry out the direction and prescribes a limit to the protruding 502 of anticollision through shell 501, avoids the protruding 502 of anticollision to take place to shrink the orbit when receiving the side direction striking and takes place to squint and lead to the spring to be drawn the structure and receive destruction.
Four removal wheels 2 are installed to the bottom of backup pad 1, and the setting of removing wheel 2 can make things convenient for personnel to remove the device to provide the support to the colliery different regions, four hydraulic leg 3 are installed to the interior bottom of backup pad 1, and bottom plate 4 is installed to hydraulic leg 3's bottom, and hydraulic leg 3's setting can improve the stability of device at the operation in-process.
Push-and-pull handle 15 is installed at the front and back both ends of backup pad 1, and the setting of push-and-pull handle 15 can make things convenient for personnel to promote or the pulling device removes, improves the convenience of removing.
The utility model discloses a theory of operation is:
during the use, can drive first baffle 6 and connecting rod 7 and second baffle 8 relative rotation through adjusting that first hydraulic telescoping rod 10 is flexible, and then adjust the support angle of first baffle 6, the support angle of second baffle 8 and the support angle of third baffle 9 can be adjusted respectively through adjusting that second hydraulic telescoping rod 11 is flexible and third hydraulic telescoping rod 12 is flexible similarly, so as to adapt to the holding surface of different shapes, in the support process, when the coal mining rolls off the coal cinder towards the device striking, install and can at first contact with the coal cinder that rolls off at device backup pad 1 towards the anticollision buffer assembly 5 of coal-winning machine direction, anticollision arch 502 can compress buffer spring 503 after receiving the coal cinder striking, provide the buffer protection through buffer spring 503, reduce the injury that the coal mining striking led to the fact to the device.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a well mining coal face auxiliary stay device, includes backup pad (1), removes wheel (2), hydraulic leg (3), crashproof buffering subassembly (5), first hydraulic telescoping rod (10), second hydraulic telescoping rod (11) and third hydraulic telescoping rod (12), its characterized in that: the rear part of the support plate (1) is hinged with two connecting rods (7), the other ends of the two connecting rods (7) are connected with a first baffle (6), the other end of the first baffle (6) is hinged with a second baffle (8), the other end of the second baffle (8) is hinged with a third baffle (9), a support seat (13) is installed on the support plate (1), a first hydraulic telescopic rod (10) and a second hydraulic telescopic rod (11) are installed on the support seat (13), the top end of the first hydraulic telescopic rod (10) is hinged with the first baffle (6), the top end of the second hydraulic telescopic rod (11) is hinged with the second baffle (8), a third hydraulic telescopic rod (12) is installed between the second baffle (8) and the third baffle (9), and the fixed end of the third hydraulic telescopic rod (12) is hinged with the second baffle (8), the movable end of the third hydraulic telescopic rod (12) is hinged to a third baffle (9), and an anti-collision buffer assembly (5) is installed on one side of the support plate (1) towards the coal mining direction.
2. An underground mining coal face auxiliary support device according to claim 1, characterized in that: anticollision buffering subassembly (5) are including clamshell (501), anticollision arch (502) and buffer spring (503), clamshell (501) fixed mounting is on backup pad (1) side, clamshell (501) inside is provided with anticollision arch (502), buffer spring (503) are installed towards the inboard one end of clamshell (501) to anticollision arch (502), the other end and backup pad (1) fixed connection of buffer spring (503).
3. A minery coal face auxiliary support device according to claim 2, wherein: the anti-collision bump (502) is hemispherical, the spherical surface of the anti-collision bump (502) faces the outer port of the shell cover (501) in the direction, and the size of the outer port of the shell cover (501) is smaller than the maximum cross-sectional size of the anti-collision bump (502).
4. An underground mining coal face auxiliary support device according to claim 1, characterized in that: hydraulic oil pump (14) are installed to the interior bottom of backup pad (1), hydraulic oil pump (14) pass through hydraulic pressure oil pipe connection with hydraulic leg (3), first hydraulic telescoping rod (10), second hydraulic telescoping rod (11) and third hydraulic telescoping rod (12), hydraulic oil pump (14) and external switch electric connection.
5. An underground mining coal face auxiliary support device according to claim 1, characterized in that: push-pull handles (15) are installed at the front end and the rear end of the supporting plate (1).
6. An underground mining coal face auxiliary support device according to claim 1, characterized in that: four moving wheels (2) are installed to the bottom of backup pad (1), four hydraulic leg (3) are installed to the interior bottom of backup pad (1), bottom plate (4) are installed to the bottom of hydraulic leg (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221099562.2U CN217080532U (en) | 2022-05-10 | 2022-05-10 | Auxiliary supporting device for underground mine coal face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221099562.2U CN217080532U (en) | 2022-05-10 | 2022-05-10 | Auxiliary supporting device for underground mine coal face |
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| Publication Number | Publication Date |
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| CN217080532U true CN217080532U (en) | 2022-07-29 |
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| CN202221099562.2U Active CN217080532U (en) | 2022-05-10 | 2022-05-10 | Auxiliary supporting device for underground mine coal face |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117155240A (en) * | 2023-09-12 | 2023-12-01 | 中电建武汉铁塔有限公司 | Flat single-shaft photovoltaic tracking bracket |
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2022
- 2022-05-10 CN CN202221099562.2U patent/CN217080532U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117155240A (en) * | 2023-09-12 | 2023-12-01 | 中电建武汉铁塔有限公司 | Flat single-shaft photovoltaic tracking bracket |
| CN117155240B (en) * | 2023-09-12 | 2024-04-09 | 中电建武汉铁塔有限公司 | Flat single-shaft photovoltaic tracking bracket |
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