CN219247445U - Cable dragging device for coal mining machine - Google Patents
Cable dragging device for coal mining machine Download PDFInfo
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- CN219247445U CN219247445U CN202320077995.6U CN202320077995U CN219247445U CN 219247445 U CN219247445 U CN 219247445U CN 202320077995 U CN202320077995 U CN 202320077995U CN 219247445 U CN219247445 U CN 219247445U
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- wheel
- cable
- support frame
- mining machine
- coal mining
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Abstract
The cable dragging device for the coal mining machine comprises a support frame, wherein a front travelling wheel is arranged at the front end of the support frame, a rear auxiliary wheel is arranged at the rear end of the support frame, a support arm extending downwards is vertically arranged on the support frame between the front travelling wheel and the rear auxiliary wheel, a lower pinch roller is arranged at the bottom end of the support arm, and annular guide grooves are respectively formed in the rear auxiliary wheel and the lower pinch roller; the cable extends from the back to the front and surrounds the upper side of the back auxiliary wheel, the lower side of the lower pressing wheel and the upper side of the front travelling wheel. The cable dragging device for the coal mining machine has the advantages of reasonable design, simple and ingenious structure, convenient use, capability of reducing the problems of abrasion, scraping, pulling out, flying injury and the like of the cable, and capability of effectively improving the production efficiency and the production benefit of a coal mine.
Description
Technical Field
The utility model relates to coal mine mechanical equipment, in particular to a cable dragging device for a coal mining machine.
Background
In the coal mining operation, especially in the large-dip angle fully-mechanized mining working face, because the working face dip angle is large (more than 30 degrees on average), the geological conditions are complex (the top plate is broken, the faults are multiple, the bottom drum is pressed, the number of times of the reciprocating operation of the coal cutter is large, and the like, the working face pushes the mining pull frame to cause more gangue falling into the cable groove, so that a plurality of workers need to nurse the cable when the machine is started. In this stage, when the coal mining machine descends, the cable is easy to fly, so that the cable is damaged and the cable is damaged, and in order to protect the personal safety of workers, the following method is mainly adopted at present: in the prior art, the cable groove of the scraper is ridden, the coal mining machine on the working face is used as power, the guide wheels and the steel wire ropes are used as transmission devices at the upper end and the lower end of the working face to pull the cable to run up and down, and the cable machine of the coal mining machine on the working face can run automatically.
Although the prior art can realize the self-running operation of the cable machinery, the following defects still exist in the actual use process: because the deformation of cable duct and working face scrape the trigger not enough straight, lead to the frequent kayser of self-steering wheel easily, in case appear finding untimely condition, still can pull out the cable to cause the accident, seriously influence worker's production, greatly reduced production efficiency. Accordingly, a cable dragging device for a coal mining machine is provided by a person skilled in the art to solve the technical problems existing in the prior art.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide the cable dragging device for the coal mining machine, which has reasonable design, simple and ingenious structure and convenient use, can reduce the problems of abrasion, scraping, pulling out, flying injury and the like of the cable, and can effectively improve the production efficiency and the production benefit of a coal mine.
The utility model is realized by the following technical scheme:
the cable dragging device for the coal mining machine comprises a support frame, wherein a front travelling wheel is arranged at the front end of the support frame, a rear auxiliary wheel is arranged at the rear end of the support frame, a support arm extending downwards is vertically arranged on the support frame between the front travelling wheel and the rear auxiliary wheel, a lower pressing wheel is arranged at the bottom end of the support arm, and annular guide grooves are respectively formed in the rear auxiliary wheel and the lower pressing wheel; the cable extends from the back to the front and surrounds the upper side of the back auxiliary wheel, the lower side of the lower pressing wheel and the upper side of the front travelling wheel.
When the device is used, the device is placed in the cable slot of the fully mechanized mining face and is connected with the coal mining machine through the connecting piece, and the coal mining machine provides power for the device. When the coal cutting operation is performed, the cable is wound on the device, and the coal cutter is started and drives the device to move together so that the device forms a self-moving mode. In the self-moving process, the front travelling wheel of the device is a driving wheel, the device is driven to move, the lower pressing wheel presses the cable, the position of the cable is ensured through the annular guide groove, and the rear auxiliary wheel provides an auxiliary guide effect through the annular guide groove. The device moves in the cable groove, always walks along the track of the cable groove, and can position and guide the cable under the action of the lower pressing wheel and the rear auxiliary wheel, namely, when the cable is dragged, the device can ensure that the cable is not skewed, scratched or fly off under the action of the device, the personal safety of workers can be ensured while the cable is protected, the occurrence of accidents is avoided, and the production efficiency and the production benefit of the coal mine are greatly improved.
The utility model further improves that the diameter of the front travelling wheel is 500mm, and the diameters of the rear auxiliary wheel and the lower pinch wheel are 240mm. The structure can enable the device to be more suitable for the cable slot in actual production, and ensure that the device stably moves in the cable slot.
The utility model further improves that the width of the front travelling wheel is larger than that of the rear auxiliary wheel and the lower pinch wheel. The width of the front travelling wheel is wider, and the overall stability of the device can be improved.
Further improvements of the utility model are that the tread of the front travelling wheel is provided with anti-skid diagonal lines. The anti-skidding twill can increase the frictional force between the front travelling wheel and the cable trough, prevents that the front travelling wheel from skidding.
The utility model further improves that the top end of the supporting arm is provided with a C-shaped connector which is movably inserted into the periphery of the supporting arm so that the supporting arm and the supporting arm form a sliding connection; the side wall of the support frame is provided with a through adjusting groove, the inner side wall of the C-shaped joint is provided with a screw rod corresponding to the adjusting groove, and the screw rod movably penetrates through the adjusting groove and is in threaded connection with a positioning nut. The positioning nut is unscrewed, the C-shaped connector can slide forwards and backwards, and the support arm and the lower pressing wheel are moved by moving the C-shaped connector, so that the adjustment of the front position and the rear position of the lower pressing wheel is realized.
In a further development of the utility model, the support arm comprises an inner tube and an outer tube, which are slidably connected to each other, so that the support arm forms a telescopic form, and the outer tube is screwed with a fastening bolt which can position the inner tube. The telescopic structure of the supporting arm realizes the adjustment of the high and low positions of the lower pressing wheel.
From the technical scheme, the beneficial effects of the utility model are as follows:
when the device is used, the device is placed in the cable slot of the fully mechanized mining face and is connected with the coal mining machine through the connecting piece, and the coal mining machine provides power for the device. When the coal cutting operation is performed, the cable is wound on the device, and the coal cutter is started and drives the device to move together so that the device forms a self-moving mode. In the self-moving process, the front travelling wheel of the device is a driving wheel, the device is driven to move, the lower pressing wheel presses the cable, the position of the cable is ensured through the annular guide groove, and the rear auxiliary wheel provides an auxiliary guide effect through the annular guide groove. The device moves in the cable groove, always walks along the track of the cable groove, and can position and guide the cable under the action of the lower pressing wheel and the rear auxiliary wheel, namely, when the cable is dragged, the device can ensure that the cable is not skewed, scratched or fly off under the action of the device, the personal safety of workers can be ensured while the cable is protected, the occurrence of accidents is avoided, and the production efficiency and the production benefit of the coal mine are greatly improved.
Drawings
In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of an embodiment of the present utility model.
Fig. 2 is a schematic structural view of a C-joint according to an embodiment of the present utility model.
Fig. 3 is a schematic structural view of a support arm according to an embodiment of the present utility model.
Fig. 4 is a schematic view of a winding structure of a cable according to an embodiment of the present utility model.
1-supporting frame, 2-front travelling wheel, 3-rear auxiliary wheel, 4-supporting arm, 401-inner tube, 402-outer tube, 5-lower pinch roller, 6-C-shaped joint, 7-regulating groove, 8-screw rod and 9-cable.
Detailed Description
In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the present utility model will be clearly and completely described below with reference to the drawings in this specific embodiment, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, based on the embodiments in this patent, which would be within the purview of one of ordinary skill in the art without the particular effort to make the utility model are intended to be within the scope of the patent protection.
Referring now to fig. 1-4, in connection with the specific embodiments, the following is described: the utility model relates to a cable dragging device for a coal mining machine, which comprises a support frame 1, wherein the support frame 1 is two parallel plate bodies 101, and an upper and lower through cavity is formed between the two plate bodies 101. The front end of the support frame 1 is provided with a front travelling wheel 2, and the diameter of the front travelling wheel 2 is 500mm. The rear end of the support frame is provided with a rear auxiliary wheel 3, and the diameters of the rear auxiliary wheels 3 are 240mm. A supporting arm 4 extending downwards is vertically arranged on the supporting frame 1 between the front wheel and the rear wheel, a lower pressing wheel 5 is arranged at the bottom end of the supporting arm 4, and the diameters of the lower pressing wheels 5 are 240mm. The wheel surface of the front travelling wheel 2 is provided with an anti-skid diagonal, the width of the anti-skid diagonal is larger than that of the rear auxiliary wheel 3 and the lower pinch wheel 5, and annular guide grooves are respectively formed in the rear auxiliary wheel 3 and the lower pinch wheel 5. The cable 10 is input from the rear auxiliary wheel 3, the top surface of the compressed rear auxiliary wheel 3 passes through the support frame 1 along the inclined lower direction and bypasses the lower pressing wheel 5, the bottom surface of the cable 10 compressed lower pressing wheel 5 passes through the support frame 1 along the inclined upper direction and bypasses the front travelling wheel 2, and the top surface of the cable compressed front travelling wheel 2 is finally output from the front travelling wheel 2.
The application principle of the utility model is as follows: when the device is used, the device is placed in the cable slot of the fully mechanized mining face and is connected with the coal mining machine through the connecting piece, and the coal mining machine provides power for the device. When the coal cutting operation is performed, the cable is wound on the device, and the coal cutter is started and drives the device to move together so that the device forms a self-moving mode. In the self-moving process, the front travelling wheel 2 of the device is a driving wheel, the device is driven to move, the lower pressing wheel 5 presses the cable, the position of the cable is ensured through the annular guide groove, and the rear auxiliary wheel 3 provides an auxiliary guide effect through the annular guide groove. This device removes in the cable duct, walk along the orbit of cable duct all the time to lower pinch roller 5, back auxiliary wheel 3 effect down can also fix a position, the direction to the cable, drag the cable in other words when, can guarantee under this device's effect that the cable is not crooked, scratch, run off, can also ensure worker's personal safety when protecting the cable, avoided the emergence of accident, promoted colliery production efficiency greatly, and the productivity effect.
In one embodiment, the top end of the supporting arm 4 is provided with a C-shaped connector 6, and the C-shaped connector 6 is movably inserted into the periphery of the supporting frame 1, so that the supporting arm 4 and the supporting frame 1 form a sliding connection; the side wall of the support frame 1 is provided with a through adjusting groove 7, the inner side wall of the C-shaped joint 6 is provided with a screw rod 8 corresponding to the adjusting groove 7, and the screw rod 8 movably penetrates through the adjusting groove 7 and is in threaded connection with a positioning nut 9. The positioning nut 9 is unscrewed, the C-shaped connector 6 can slide forwards and backwards, the C-shaped connector 6 is moved, namely the supporting arm 4 and the lower pressing wheel 5 are moved, so that the adjustment of the front position and the rear position of the lower pressing wheel 5 is realized, and meanwhile, the C-shaped connector 6 can also ensure the vertical form between the supporting arm 4 and the supporting frame 1.
In one embodiment, the support arm 4 comprises an inner tube 401 and an outer tube 402, the inner tube 401 is slidably inserted into the outer tube 402, so that the support arm 4 forms a telescopic form, and a fastening bolt capable of positioning the inner tube 401 is screwed onto the outer tube 402. The telescopic structure of the supporting arm 4 realizes the adjustment of the high and low positions of the lower pressing wheel 5.
The terms "upper", "lower", "outside", "inside", and the like in the description and in the claims of the present utility model and in the above drawings, if any, are used for distinguishing between relative relationships in position and not necessarily for giving qualitative sense. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a cable for coal-winning machine drags and moves device, includes support frame (1), its characterized in that: the front end of the support frame (1) is provided with a front travelling wheel (2), the rear end of the support frame is provided with a rear auxiliary wheel (3), a support arm (4) extending downwards is vertically arranged on the support frame (1) between the front travelling wheel (2) and the rear auxiliary wheel (3), the bottom end of the support arm (4) is provided with a lower pressing wheel (5), and annular guide grooves are respectively formed in the rear auxiliary wheel (3) and the lower pressing wheel (5); the cable (10) extends from the rear to the front and surrounds the upper side of the rear auxiliary wheel (3), the lower side of the lower pinch wheel (5) and the upper side of the front travelling wheel (2) by the cable.
2. The cable haulage device for a coal mining machine according to claim 1, wherein: the diameter of the front travelling wheel (2) is 500mm, and the diameters of the rear auxiliary wheel (3) and the lower pinch wheel (5) are 240mm.
3. The cable haulage device for a coal mining machine according to claim 1, wherein: the width of the front travelling wheel (2) is larger than that of the rear auxiliary wheel (3) and the lower pinch wheel (5).
4. The cable haulage device for a coal mining machine according to claim 1, wherein: the wheel surface of the front travelling wheel (2) is provided with anti-skid twills.
5. The cable haulage device for a coal mining machine according to claim 1, wherein: the top end of the supporting arm (4) is provided with a C-shaped connector (6), and the C-shaped connector (6) is movably inserted into the periphery of the supporting frame (1) so that the supporting arm (4) and the supporting frame (1) form a sliding connection mode; the side wall of the support frame (1) is provided with a through adjusting groove (7), the inner side wall of the C-shaped joint (6) is provided with a screw rod (8) corresponding to the adjusting groove (7), and the screw rod (8) movably penetrates through the adjusting groove (7) and is in threaded connection with a positioning nut (9).
6. The cable haulage device for a coal mining machine according to claim 1, wherein: the support arm (4) comprises an inner pipe (401) and an outer pipe (402), the inner pipe (401) and the outer pipe (402) are connected in a sliding mode, so that the support arm (4) forms a telescopic mode, and a fastening bolt capable of positioning the inner pipe (401) is connected to the outer pipe (402) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320077995.6U CN219247445U (en) | 2023-01-09 | 2023-01-09 | Cable dragging device for coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320077995.6U CN219247445U (en) | 2023-01-09 | 2023-01-09 | Cable dragging device for coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219247445U true CN219247445U (en) | 2023-06-23 |
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ID=86842017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320077995.6U Active CN219247445U (en) | 2023-01-09 | 2023-01-09 | Cable dragging device for coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219247445U (en) |
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2023
- 2023-01-09 CN CN202320077995.6U patent/CN219247445U/en active Active
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