CN218439424U - Advance auxiliary supporting device for fully-mechanized coal mining face - Google Patents
Advance auxiliary supporting device for fully-mechanized coal mining face Download PDFInfo
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- CN218439424U CN218439424U CN202222205568.XU CN202222205568U CN218439424U CN 218439424 U CN218439424 U CN 218439424U CN 202222205568 U CN202222205568 U CN 202222205568U CN 218439424 U CN218439424 U CN 218439424U
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Abstract
The utility model discloses a combine and adopt working face advance auxiliary supporting device, including first advance auxiliary supporting device and the advance auxiliary supporting device of second, first advance auxiliary supporting device fixed mounting is on the elevating conveyor, just the advance auxiliary supporting device fixed mounting of second is on the elevating conveyor, and first advance auxiliary supporting device sets up with the advance auxiliary supporting device of second side by side, after the installation this device, with artifical heavy work such as receipts post, shifting post, rise post, embolus liberation, reduce the workman and get into the old operation number of times in pond, factor of safety when having improved the recovery canopy roof beam simultaneously, and reduced the use quantity of old pond cutting the apical pillar, if the device uses widely, economic benefits award is more considerable, this supporting device replaces monomer post to advance support the tunnel, reduce workman intensity of labour, and can realize moving certainly, great, in old pond pressure, when following closely following up the elevating conveyor, do not influence normal start.
Description
Technical Field
The utility model relates to a roadway support technical field, concretely relates to combine and adopt working face advance auxiliary supporting device.
Background
The mine pressure of the forepoling section of the fully mechanized coal mining face is complex in appearance, and the section is a throat section for pedestrians and ventilation and is a key point and a difficulty point of the management of the fully mechanized coal mining face. The rubber belt crossheading advance support of the fully mechanized mining face adopts a pi-shaped beam shed with a single column, wherein the advance support is dynamically kept for 30 meters, the middle column is dynamically kept for 10 meters, and the total length of the middle column of a face-cutting section is about 18 meters. When the working face normally stopes, need retrieve old pool monomer post canopy, roof beam, the country rock receives the mining influence, and old pool pressure is great, and the space is narrow, and the monomer post is often buried, need use the chain block to drag it out, wastes time and energy, influences the probability of opening, and the device that needs to design a urgent need replaces the monomer post, increases workman's operation safety, improves the operating efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a combine and adopt leading supplementary supporting device of working face to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a combine and adopt working face advance auxiliary supporting device, includes first advance auxiliary supporting device and second advance auxiliary supporting device, first advance auxiliary supporting device fixed mounting is on the elevating conveyor, just second advance auxiliary supporting device fixed mounting is on the elevating conveyor, and first advance auxiliary supporting device and second advance auxiliary supporting device set up side by side.
Preferably, the first advanced auxiliary supporting device comprises a first base and is three, a first upright post is fixedly assembled at the upper end of the first base, the upper end of the first upright post is hinged with a first connecting head, the middle of the first connecting head is hinged with one end of a first straight beam, the other ends of the two first straight beams are hinged with other two first connecting heads respectively, the outer side end of the first connecting head far away from the second advanced auxiliary supporting device is hinged with a front beam, and a front beam jack is arranged at the lower end of the front beam.
Preferably, the second advance auxiliary supporting device four includes second base, four the equal fixed mounting in upper end of second base has the second stand, four the upper end of second stand all articulates there is the second connector, middle two it has a second straight beam to articulate between the second connector, and middle two the outside end of second connector all articulates there is the one end of the straight beam of second, and the other end of two second straight beams of institute articulates with other two second connectors respectively mutually, and the outside end of keeping away from first advance auxiliary supporting device's second connector articulates there is the back beam, the lower extreme of back beam is provided with the back beam jack.
Preferably, the first straight beam, the front beam, the second straight beam and the rear beam are pi-shaped beams.
Compared with the prior art, the beneficial effects of the utility model are that:
after the device is installed, the manual work is liberated from heavy work such as column collection, column moving, column lifting, bolt columns and the like, the operation times of workers entering the old pond are reduced, the safety factor when the shed beam is recovered is improved, the use quantity of roof columns cut in the old pond is reduced, if the device is popularized and used, the economic benefit prize is considerable, the supporting device replaces a single column to support the roadway in advance, the labor intensity of the workers is reduced, the self-moving can be realized, and when the pressure of the old pond is high and the reversed loader is followed, the normal starting is not influenced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1-a first base, 2-a first upright post, 3-a first connecting head, 4-a first straight beam, 5-a front beam, 6-a front beam jack, 7-a second base, 8-a second upright post, 9-a second connecting head, 10-a second straight beam, 11-a rear beam and 12-a rear beam jack.
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 efforts all belong to the protection scope of the present invention.
Referring to fig. 1, the utility model provides a combine and adopt working face advance auxiliary supporting device, including first advance auxiliary supporting device and second advance auxiliary supporting device, first advance auxiliary supporting device fixed mounting is on the elevating conveyor, and second advance auxiliary supporting device fixed mounting is on the elevating conveyor, and first advance auxiliary supporting device sets up with second advance auxiliary supporting device side by side.
The device uses the theory of operation and the fixed mode of end subframe for reference, according to the length of sticky tape crossheading advance canopy center pillar, designs two sets of advance auxiliary stay devices. The advanced auxiliary supporting device is fixed on the outer side (namely the pedestrian side) of the reversed loader and is connected with the reversed loader through the base, so that the synchronization of pushing the reversed loader and pulling the advanced auxiliary device can be realized, and the forward movement of the reversed loader is not influenced; and the support is complete according to the fluctuation of the roadway top plate.
The first advanced auxiliary supporting device comprises a first base 1, the upper ends of the first bases 1 are fixedly provided with first stand columns 2, the upper ends of the first stand columns 2 are hinged with first connectors 3, the two sides of each middle first connector 3 are hinged with one end of a first straight beam 4, the other ends of the first straight beams 4 are hinged with the other two first connectors 3 respectively, the outer side end, away from the first connector 3 of the second advanced auxiliary supporting device, of each first connector is hinged with a front beam 5, and the lower end of each front beam 5 is provided with a front beam jack 6.
The four supplementary supporting device in advance of second includes second base 7, the equal fixed mounting in upper end of four second bases 7 is equipped with second stand 8, the upper end of four second stands 8 all articulates there is second connector 9, it has a straight roof beam 70 of second to articulate between two middle second connectors 9, and the outside end of two middle second connectors 9 all articulates the one end of the straight roof beam 10 of second, the other end of two straight roof beams 10 of second that institute is articulated mutually with two other second connectors 9 respectively, the outside end of keeping away from first supplementary supporting device's second connector 9 articulates there is back beam 11, the lower extreme of back beam 11 is provided with back beam jack 12.
The first advanced auxiliary supporting device comprises three bases, three stand columns, a front beam jack 6, three connectors and a straight beam, the bases are connected through bolts by utilizing outer wall process holes of a reversed loader, the stand columns are connected with the bases and the straight beam and the connectors through pin shafts, and the front beam 5 and the front beam jack 6 are designed at the first connector to be suitable for the fluctuation change of a roadway top plate.
The second advanced auxiliary supporting device is basically consistent with the first group of supporting devices in composition, the front beam 5 is removed, and the rear beam 11 and the rear beam jack are added to bear the pressure change when the old pond collapses.
The first straight beam 4, the front beam 5, the second straight beam 10 and the rear beam 11 are all pi-shaped beams.
When the machine head has a wrong cutter and the transfer machine needs to be moved forward, the handles of the first group of advanced auxiliary supporting devices and the second group of advanced auxiliary supporting devices are in a retracting position, after the transfer machine moves forward, the handles of the first group of advanced auxiliary supporting devices and the second group of advanced auxiliary supporting devices are in an extending position, after the supporting of the upright posts, the front beam and the rear beam is completed, the handles are reset to zero, the operation is completed, and the normal recovery of the working face is completed by circulating the operation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a combine and adopt working face advance supplementary supporting device which characterized in that: the device comprises a first advanced auxiliary supporting device and a second advanced auxiliary supporting device, wherein the first advanced auxiliary supporting device is fixedly assembled on a reversed loader, the second advanced auxiliary supporting device is fixedly assembled on the reversed loader, and the first advanced auxiliary supporting device and the second advanced auxiliary supporting device are arranged in parallel.
2. The advanced auxiliary supporting device for the fully mechanized mining face of claim 1, wherein: the first advanced auxiliary supporting device comprises three first bases, the upper ends of the three first bases are fixedly provided with first stand columns, the upper ends of the three first stand columns are hinged with first connectors, the two sides of each first connector are hinged with one end of a first straight beam, the other ends of the two first straight beams are hinged with the other two first connectors respectively, the outer side end of each first connector far away from the second advanced auxiliary supporting device is hinged with a front beam, and the lower end of the front beam is provided with a front beam jack.
3. The fully mechanized coal mining face advance auxiliary support device of claim 2, wherein: the four advanced auxiliary supporting devices of second include the second base, four the equal fixed mounting in upper end of second base is equipped with the second stand, four the upper end of second stand all articulates there is the second connector, middle two it has a straight roof beam of second to articulate between the second connector, and middle two the outside end of second connector all articulates there is the one end of the straight roof beam of second, two the other end of the straight roof beam of second articulates with two other second connectors respectively mutually, and the outside end of keeping away from the second connector of first advanced auxiliary supporting device articulates there is the back beam, the lower extreme of back beam is provided with the back beam jack.
4. The advanced auxiliary supporting device for the fully mechanized mining face of claim 3, wherein: the first straight beam, the front beam, the second straight beam and the rear beam are all pi-shaped beams.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222205568.XU CN218439424U (en) | 2022-08-22 | 2022-08-22 | Advance auxiliary supporting device for fully-mechanized coal mining face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222205568.XU CN218439424U (en) | 2022-08-22 | 2022-08-22 | Advance auxiliary supporting device for fully-mechanized coal mining face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218439424U true CN218439424U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222205568.XU Active CN218439424U (en) | 2022-08-22 | 2022-08-22 | Advance auxiliary supporting device for fully-mechanized coal mining face |
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| Country | Link |
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| CN (1) | CN218439424U (en) |
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2022
- 2022-08-22 CN CN202222205568.XU patent/CN218439424U/en active Active
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