CN221053736U - Self-moving support for mining extremely thin coal seam - Google Patents
Self-moving support for mining extremely thin coal seam Download PDFInfo
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- CN221053736U CN221053736U CN202323151026.XU CN202323151026U CN221053736U CN 221053736 U CN221053736 U CN 221053736U CN 202323151026 U CN202323151026 U CN 202323151026U CN 221053736 U CN221053736 U CN 221053736U
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- fixedly connected
- extremely thin
- self
- underframe
- moving support
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- 239000003245 coal Substances 0.000 title claims abstract description 25
- 238000005065 mining Methods 0.000 title claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 239000011324 bead Substances 0.000 description 7
- 230000037431 insertion Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of extremely thin seam coal mining, and discloses a self-moving support for extremely thin seam coal mining, which comprises a bottom frame, wherein a plurality of hydraulic push rods are fixedly connected to the top of the bottom frame, a movable support rod is hinged to one side of the bottom frame, a movable side frame is hinged to one end of the movable support rod, a support plate is fixedly connected to one end of the movable side frame, the telescopic ends of the plurality of hydraulic push rods are fixedly connected with the support plate, a plurality of empty slots are formed in the bottom frame, ground inserts are uniformly arranged in the empty slots, and a driving assembly for driving the ground inserts to move is constructed in the bottom frame. The driving assembly is convenient for insert the line to the ground to drive the ground to insert the line to move downwards so as to realize the support fixation of the underframe, the gas pipe is convenient for carry out gas transmission to the inside of the inflator, the driving force is further provided for the inflator, and the driving block is convenient for drive the piston push rod.
Description
Technical Field
The utility model relates to the technical field of extremely thin seam coal mining, in particular to a self-moving support for extremely thin seam coal mining.
Background
The self-moving support for the ultra-thin seam mining is used for supporting a coal face, can effectively protect a coal cutter and a scraper conveyor, enables the coal cutter and the scraper conveyor to be under the protection of a support front cantilever, simultaneously leaves a passing space of the coal cutter, and improves production efficiency.
The existing bracket for coal mining only moves the contact area between the base and the soil layer so as to be fixed, and when the bracket is supported for a long time, the bracket is affected by the friction force and cannot slide, so that the bracket cannot be clung to the top of the coal seam.
Disclosure of utility model
The utility model aims to provide a self-moving support for mining extremely thin coal seam, which solves the problem that the support cannot be tightly attached to the top of a coal seam due to the fact that sliding is inevitably generated due to the influence of friction force of the support when the support is supported for a long time in the prior art.
The utility model provides the following technical scheme: the utility model provides an extremely thin coal seam is coal mining with moving support certainly, includes the chassis, chassis top fixedly connected with a plurality of hydraulic push rod, one side of chassis articulates there is movable support pole, movable support pole's one end articulates there is movable side bearer, movable side bearer's one end fixedly connected with mounting panel, a plurality of hydraulic push rod's flexible end and mounting panel fixed connection, a plurality of empty slots have been seted up to the inside of chassis, a plurality of evenly be provided with ground in the empty slot and insert, the inner structure of chassis has the drive ground to insert the drive assembly who removes.
As the optimization of the technical scheme, the driving assembly comprises an air cylinder fixedly connected in the empty groove of the underframe, a cavity is formed in the air cylinder, a piston is connected in the cavity of the air cylinder in a sliding mode, and the piston is fixedly connected with the top of the ground socket.
As the preference of above-mentioned technical scheme, the inside fixedly connected with gas-supply pipe of chassis, the one end and the cavity intercommunication of gas-supply pipe, the inside sliding connection of gas-supply pipe has the piston push rod, the one end fixedly connected with reset spring of piston push rod, reset spring's the other end and the inside fixed connection of gas-supply pipe.
As a preferable mode of the above technical scheme, the bottom of the inflator is provided with a plurality of vent holes.
As the optimization of the technical scheme, the transmission block is arranged in the underframe, sliding rails are arranged at two ends of the transmission block, one end of the piston push rod is rotationally connected with the rotating beads, and the rotating beads are in sliding connection with the sliding rails.
As the preference of above-mentioned technical scheme, one side threaded connection of chassis has the screw rod, the one end and the transmission piece of screw rod rotate to be connected, the inside fixedly connected with stopper of chassis, transmission piece and stopper sliding connection, the one end fixedly connected with knob of screw rod.
As the optimization of the technical scheme, a plurality of limiting holes are uniformly formed in one side of the underframe, through holes are formed in the knob, limiting rods are connected in the through holes of the knob in a sliding mode, and one end of each limiting rod is matched with the corresponding limiting hole.
As the optimization of the technical scheme, one end of the underframe is fixedly connected with a transportation connecting plate.
Compared with the prior art, the utility model has the beneficial effects that:
The utility model is convenient for the ground insertion and driving through the driving component so as to drive the ground insertion and downward movement to realize the supporting and fixing of the underframe, is convenient for the gas transmission of the inside of the inflator through the gas transmission pipe so as to provide driving force for the inflator, is convenient for driving the piston push rod through the driving block, can enable the piston push rod to be pushed more easily under the mutual matching of the sliding rail and the rotating bead, and can reset the piston push rod so as to drive the ground insertion and retraction.
Drawings
FIG. 1 is a first perspective view of a self-moving support for extremely thin seam mining;
FIG. 2 is a second perspective view of a self-moving support for extremely thin seam mining;
FIG. 3 is a schematic cross-sectional view of the bottom frame of the self-moving support for mining extremely thin coal seam;
FIG. 4 is a schematic view of the structure of the drive assembly in the self-moving carriage for extremely thin seam mining;
Fig. 5 is an enlarged schematic view of the structure at a in fig. 2.
In the figure: 100. a chassis; 101. a hydraulic push rod; 102. a movable side frame; 103. a support plate; 104. a transportation connecting plate; 105. a movable support rod; 200. performing ground insertion; 201. an air cylinder; 202. a piston; 203. a vent hole; 300. a gas pipe; 301. a piston push rod; 302. a return spring; 303. rotating the beads; 304. a transmission block; 305. a slide rail; 306. a screw; 307. a limiting block; 400. a knob; 401. a limit rod; 402. and a limiting hole.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Example 1
As shown in fig. 1-5, the present utility model provides a technical solution: the utility model provides an extremely thin coal seam coal mining is with moving support certainly, including chassis 100, chassis 100 top fixedly connected with a plurality of hydraulic push rod 101, one side of chassis 100 articulates there is movable branch 105, movable branch 105's one end articulates there is movable side frame 102, movable side frame 102's one end fixedly connected with mounting panel 103, a plurality of slots have been seted up to the flexible end and the mounting panel 103 fixedly connected of a plurality of hydraulic push rod 101, a plurality of slots have evenly been provided with ground and insert 200 in the inside of chassis 100, the inside structure of chassis 100 has the drive ground to insert 200 movable drive assembly, thereby control drive assembly can insert 200 to the ground and insert 200 and insert the soil in the layer, and then increase the area of contact between chassis 100 and the ground, make it by stable fixed.
As shown in fig. 1-5, the driving assembly includes an air cylinder 201 fixedly connected to the hollow groove of the chassis 100, a cavity is formed in the air cylinder 201, a piston 202 is slidably connected in the cavity of the air cylinder 201, an air pipe 300 is fixedly connected to the inside of the chassis 100 fixedly connected to the top of the ground socket 200, one end of the air pipe 300 is communicated with the cavity of the air cylinder 201, a piston push rod 301 is slidably connected to the inside of the air pipe 300, one end of the piston push rod 301 is fixedly connected with a return spring 302, the other end of the return spring 302 is fixedly connected to the inside of the air pipe 300, a plurality of ventilation holes 203 are formed in the bottom of the air cylinder 201, and air in the air pipe 300 is extruded into the air cylinder 201, so that the piston 202 is driven to move downwards, and the air at the bottom of the piston 202 is driven to be discharged through the ventilation holes 203 when the piston 202 moves downwards.
Further, the inside of chassis 100 is provided with drive block 304, slide rail 305 has all been seted up at the both ends of drive block 304, piston push rod 301's one end rotates and is connected with the commentaries on classics pearl 303, commentaries on classics pearl 303 and slide rail 305 sliding connection, one side threaded connection of chassis 100 has screw 306, the one end and the drive block 304 of screw 306 rotate to be connected with, the inside fixedly connected with stopper 307 of chassis 100, drive block 304 and stopper 307 sliding connection, the one end fixedly connected with knob 400 of screw 306, through being provided with knob 400 convenient to use person's operation, thereby drive block 304 removes.
Specifically, the knob 400 may be turned to further drive the screw 306 to rotate, and the screw 306 is in threaded connection with the chassis 100, so that the screw pushes the transmission block 304 to move on the limiting block 307, when the transmission block 304 moves, the sliding rail 305 abuts against the rotating bead 303, so as to push the piston push rod 301 to move in the air pipe 300, further squeeze the air in the piston push rod 301 into the air cylinder 201, and when the air in the air cylinder 201 is gradually increased, the air push rod pushes the piston 202 to move, further drive the ground plug 200 to move downwards, and insert into the coal seam land, thereby reinforcing the contact area of the chassis 100.
To sum up, the ground socket 200 is conveniently driven by the driving assembly, so that the ground socket 200 is driven to move downwards to support and fix the underframe 100, the air pipe 300 is arranged to conveniently carry out air transmission on the inside of the air cylinder 201, so that pushing force is provided for the air cylinder, the piston push rod 301 is conveniently driven by the driving block 304, meanwhile, the piston push rod 301 can be pushed more easily under the mutual matching of the sliding rail 305 and the rotating beads 303, and the reset spring 302 can reset the piston push rod 301, so that the ground socket 200 is driven to retract.
Example 2
As shown in fig. 1 to 5, based on the same concept as that of the above embodiment 1, this embodiment also provides a self-moving support for mining extremely thin coal seam, wherein a plurality of limiting holes 402 are uniformly formed on one side of the bottom frame 100, through holes are formed in the knob 400, a limiting rod 401 is slidably connected in the through holes of the knob 400, and one end of the limiting rod 401 is adapted to the plurality of limiting holes 402.
Specifically, through the inside at knob 400 through accessible insert gag lever post 401 after knob 400 rotates, make gag lever post 401 get into the inside of knob 400 and spacing hole 402, thereby carry out spacing fixedly to knob 400, can carry out spacing to knob 400 through being provided with gag lever post 401, thereby the rotation of fixing screw 306, make screw 306 unable to produce the gyration, and then improve the stability of inserting 200 into the soil layer.
Wherein, the one end fixedly connected with transportation connecting plate 104 of chassis 100 is convenient for hoist and mount chassis 100 through being provided with transportation connecting plate 104 to pull its removal.
Working principle: when the movable support rod is used, the underframe 100 is moved to a required position, the hydraulic push rod 101 is started to drive the support plate 103 to move upwards, the angle of the movable support rod 105 is driven to change, so that the support plate 103 is attached to the top of a coal seam, the coal seam is supported and fixed, at the moment, the knob 400 is rotated, the screw rod 306 is driven to rotate, the transmission block 304 is pushed to move on the limiting block 307 through threaded connection of the screw rod 306 and the underframe 100, when the transmission block 304 moves, the sliding rail 305 of the transmission block is in contact with the rotating bead 303, so that the piston push rod 301 is pushed to move in the air conveying pipe 300, air in the piston push rod 301 is extruded to enter the air cylinder 201, when the air in the air cylinder 201 is gradually increased, the piston 202 is pushed to move so that the movable insert 200 is driven to move downwards, and the contact area of the underframe 100 is reinforced, and meanwhile, after the knob 400 is rotated, the limiting rod 401 is inserted into the knob 400, so that the limiting rod 401 enters the knob 400 and the limiting hole 402, and the knob 400 is limited and fixed.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting.
Claims (8)
1. The utility model provides an extremely thin coal seam coal mining is with moving support certainly, includes chassis (100), its characterized in that: the hydraulic lifting device is characterized in that a plurality of hydraulic pushing rods (101) are fixedly connected to the top of the underframe (100), a movable supporting rod (105) is hinged to one side of the underframe (100), a movable side frame (102) is hinged to one end of the movable supporting rod (105), a support plate (103) is fixedly connected to one end of the movable side frame (102), a plurality of telescopic ends of the hydraulic pushing rods (101) are fixedly connected with the support plate (103), a plurality of empty slots are formed in the underframe (100), a plurality of ground plugs (200) are uniformly arranged in the empty slots, and a driving assembly for driving the ground plugs (200) to move is arranged in the inner structure of the underframe (100).
2. The self-moving support for extremely thin seam mining according to claim 1, wherein: the driving assembly comprises an air cylinder (201) fixedly connected in the empty groove of the underframe (100), a cavity is formed in the air cylinder (201), a piston (202) is connected in the cavity of the air cylinder (201) in a sliding mode, and the piston (202) is fixedly connected with the top of the ground plug (200).
3. The self-moving support for extremely thin seam mining according to claim 2, wherein: the novel air pump is characterized in that an air delivery pipe (300) is fixedly connected to the inside of the underframe (100), one end of the air delivery pipe (300) is communicated with a cavity of the air cylinder (201), a piston push rod (301) is connected to the inside of the air delivery pipe (300) in a sliding mode, a reset spring (302) is fixedly connected to one end of the piston push rod (301), and the other end of the reset spring (302) is fixedly connected with the inside of the air delivery pipe (300).
4. A self-moving support for extremely thin seam mining according to claim 3, wherein: a plurality of vent holes (203) are formed in the bottom of the inflator (201).
5. The self-moving support for extremely thin seam mining according to claim 4, wherein: the inside of chassis (100) is provided with transmission piece (304), slide rail (305) have all been seted up at the both ends of transmission piece (304), the one end rotation of piston push rod (301) is connected with swivel ball (303), swivel ball (303) and slide rail (305) sliding connection.
6. The self-moving support for extremely thin seam mining according to claim 5, wherein: one side threaded connection of chassis (100) has screw rod (306), the one end and the transmission piece (304) of screw rod (306) rotate to be connected, the inside fixedly connected with stopper (307) of chassis (100), transmission piece (304) and stopper (307) sliding connection, the one end fixedly connected with knob (400) of screw rod (306).
7. The self-moving support for extremely thin seam mining according to claim 6, wherein: a plurality of limiting holes (402) are uniformly formed in one side of the underframe (100), through holes are formed in the knob (400), a limiting rod (401) is connected in the through holes of the knob (400) in a sliding mode, and one end of the limiting rod (401) is matched with the plurality of limiting holes (402).
8. The self-moving support for extremely thin seam mining according to claim 1, wherein: one end of the underframe (100) is fixedly connected with a transportation connecting plate (104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323151026.XU CN221053736U (en) | 2023-11-21 | 2023-11-21 | Self-moving support for mining extremely thin coal seam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323151026.XU CN221053736U (en) | 2023-11-21 | 2023-11-21 | Self-moving support for mining extremely thin coal seam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221053736U true CN221053736U (en) | 2024-05-31 |
Family
ID=91205409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323151026.XU Active CN221053736U (en) | 2023-11-21 | 2023-11-21 | Self-moving support for mining extremely thin coal seam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221053736U (en) |
-
2023
- 2023-11-21 CN CN202323151026.XU patent/CN221053736U/en active Active
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