CN211174176U - Auxiliary supporting device for underground mine coal face - Google Patents
Auxiliary supporting device for underground mine coal face Download PDFInfo
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- CN211174176U CN211174176U CN201921948032.9U CN201921948032U CN211174176U CN 211174176 U CN211174176 U CN 211174176U CN 201921948032 U CN201921948032 U CN 201921948032U CN 211174176 U CN211174176 U CN 211174176U
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Abstract
The utility model discloses a well mining coal face auxiliary stay device, include: the device comprises a top beam, a hydraulic cylinder and a base; the back timber passes through bearing structure and connects in the base, the pneumatic cylinder is installed on the base, and the recess has been seted up to the base bottom, scalable removal structure is installed to the base bottom, install the same live-action beams structure of a pair of structure and the same flexible roof beam fixed knot of a pair of structure on the back timber, the utility model relates to an exploitation protection technology field, this auxiliary stay device of mining face in the minery, through scalable removal structure for the device can 360 horizontal migration, and this structure has flexible function simultaneously, has reduced the pressure that chain rail formula locomotive bore under the support condition, through live-action beams structure and flexible roof beam fixed knot structure, has expanded and has sheltered from the area, has reduced the area of sheltering from when removing simultaneously, has strengthened the support force simultaneously.
Description
Technical Field
The utility model relates to a exploitation protection technical field specifically is a well mining coal face auxiliary stay device.
Background
When the coal mine underground works on a working face, an end hydraulic support needs to be used for safety protection. The end hydraulic support is close to the working face in the left-right direction, a reversed loader is arranged in the end hydraulic support, and the reversed loader is arranged along the front-back direction. After a working face is excavated, the end hydraulic support needs to be moved forward along the working face so as to continue coal mining operation. When coal is mined, the coal on the working face is mined onto the reversed loader, and the reversed loader sends out the coal. The existing end hydraulic support is not stable enough, and sometimes has a rollover tendency in the left and right directions, which causes great potential safety hazards. The existing end hydraulic support is an integral moving support, so that when the support is moved, the whole hydraulic support does not support a working face top plate any more, and the safety is low. The support width of the existing end hydraulic support is not wide enough, and the hydraulic support cannot effectively protect workers on the left side and the right side of the hydraulic support. The top plate of underground working face department sometimes has the unevenness (not enough level), and current end hydraulic support can not adapt to the roof of unevenness, can not automatically regulated back timber angle when the roof is unevenness, easily damages the roof, wearing and tearing back timber, in view of this, to the above-mentioned problem deep research, the present case of tunneling has been produced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a supplementary strutting arrangement of mining face of minery has solved the problem that current strutting arrangement removed the difficulty.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an auxiliary supporting device for a mining face of a well, comprising: the device comprises a top beam, a hydraulic cylinder and a base; the hydraulic cylinder is arranged on the base, a groove is formed in the bottom end of the base, a telescopic moving structure is arranged at the bottom end of the base, a pair of rotating beam structures with the same structure and a pair of telescopic beam fixing structures with the same structure are arranged on the top beam, and the supporting structure, the telescopic moving structure and the telescopic beam fixing structures are connected to the hydraulic cylinder through a flow distribution control structure;
the support structure mainly comprises: the device comprises two pairs of telescopic beam jacks with the same structure, a supporting baffle and two pairs of supporting pillars with the same structure;
the two pairs of telescopic beam jacks are respectively arranged on the base in a pairwise parallel mode, the other ends of the two pairs of telescopic beam jacks are connected to the top beam, the two pairs of supporting pillars are respectively arranged on the base in a pairwise parallel mode, and the other ends of the supporting pillars are provided with supporting baffles.
Preferably, the telescopic mobile structure mainly comprises: the device comprises a bottom plate, two pairs of moving pistons with the same structure and a pair of rotating moving assemblies with the same structure;
the two pairs of movable pistons are arranged in grooves at the bottom end of the base, the bottom plate is arranged on the pushing ends of the two pairs of movable pistons, and the pair of rotating and moving components is arranged at the bottom end of the bottom plate.
Preferably, the rotational movement assembly mainly includes: the device comprises a caterpillar track type locomotive, a rotating box body, a driving machine, a driving bevel gear, a transmission bevel gear and a rotating transmission shaft;
the rotary box body is movably mounted at the lower end of the bottom plate, the driving machine is mounted in the rotary box body, the driving bevel gear is mounted at the driving end of the driving machine, the rotary transmission shaft is movably mounted at the center of the rotary box body, the other end of the rotary transmission shaft is mounted on the base, the driving bevel gear is mounted on the rotary transmission shaft and meshed with the driving bevel gear, and the caterpillar track type locomotive is mounted on the lower end face of the rotary transmission shaft.
Preferably, the turning beam structure mainly includes: the telescopic servo motor, the driving gear, the transmission shaft and the telescopic beam are arranged on the frame;
the telescopic servo motor is installed in the top beam, the driving gear is installed on the driving end of the telescopic servo motor, the transmission gear is installed on the transmission shaft and meshed with the driving gear, the transmission shaft is movably installed in the top beam, the telescopic beam is installed on the transmission shaft, and two pairs of cylindrical grooves are reserved at the tail end of the telescopic beam.
Preferably, the telescopic beam fixing structure mainly includes: a fixed hydraulic push rod and a fixed cylinder;
the fixed hydraulic push rod is arranged on the top beam, and the pushing end of the fixed hydraulic push rod is connected to the fixed cylinder.
Preferably, the flow distribution control structure mainly includes: the electromagnetic valve comprises a shunt pipe and three electromagnetic valves with the same structure;
the shunt tubes are arranged on the hydraulic cylinder, the three electromagnetic valves are respectively arranged on the shunt tubes, and the three electromagnetic valves are respectively connected to the telescopic beam jack, the movable piston and the fixed hydraulic push rod.
Advantageous effects
The utility model provides a well mining coal face auxiliary stay device. The method has the following beneficial effects: this supplementary strutting arrangement of mining face of minery, through scalable removal structure for the device can 360 horizontal migration, and this structure has flexible function simultaneously, has reduced the pressure that the caterpillar locomotive bore under the support status, through live-action beam structure and flexible roof beam fixed knot structure, has expanded and has sheltered from the area, has reduced the area of sheltering from when removing simultaneously, has strengthened the support dynamics simultaneously, through supporting shield and two pairs of support posts, has reduced the bearing pressure of device.
Drawings
Fig. 1 is the utility model discloses a well mining coal face auxiliary stay device's main section view.
Fig. 2 is the utility model relates to a supplementary strutting arrangement of miner's mining face looks sideways at cross-sectional view.
Fig. 3 is the utility model discloses a well mining coal face auxiliary stay device's live-beams structure sketch map.
In the figure: 1-top beam; 2-a hydraulic cylinder; 3-a base; 4-telescopic beam jack; 5-supporting the baffle; 6-supporting a strut; 7-a bottom plate; 8-moving the piston; 9-track locomotive; 10-rotating the box body; 11-a driver; 12-a driving bevel gear; 13-driving bevel gears; 14-rotating the drive shaft; 15-a telescopic servo motor; 16-a drive gear; 17-a transmission gear; 18-a drive shaft; 19-a telescopic beam; 20-fixing the hydraulic push rod; 21-a stationary cylinder; 22-a shunt tube; 23-electromagnetic valve.
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.
The following are the types of some of the electrical components mentioned in this document;
a driving machine: servo motors produced by reference freouard;
a telescopic servo motor: servo motors produced by reference freouard;
all the electrical components in the present application are connected with the power supply adapted to the electrical components through a wire, and an appropriate controller and an appropriate encoder should be selected according to actual conditions to meet control requirements, and specific connection and control sequences should be obtained.
Example (b): as shown in fig. 1-3, the top beam 1 is connected to the base 3 through a supporting structure, the hydraulic cylinder 2 is mounted on the base 3, a groove is formed in the bottom end of the base 3, a telescopic moving structure is mounted at the bottom end of the base 3, a pair of rotating beam structures with the same structure and a pair of telescopic beam fixing structures with the same structure are mounted on the top beam 1, and the supporting structure, the telescopic moving structure and the telescopic beam fixing structures are connected to the hydraulic cylinder 2 through a shunt control structure; the support structure mainly comprises: two pairs of telescopic beam jacks 4 with the same structure, a supporting baffle 5 and two pairs of supporting pillars 6 with the same structure; the two pairs of telescopic beam jacks 4 are respectively installed on the base 3 in a pairwise parallel manner, the other ends of the two pairs of telescopic beam jacks 4 are connected to the top beam 1, the two pairs of supporting struts 6 are respectively installed on the base 3 in a pairwise parallel manner, and the other ends of the two pairs of supporting struts 6 are provided with supporting baffles 5; the telescopic movable structure mainly comprises: the device comprises a bottom plate 7, two pairs of moving pistons 8 with the same structure and a pair of rotating moving components with the same structure; the two pairs of the movable pistons 8 are arranged in grooves at the bottom end of the base 3, the bottom plate 7 is arranged on pushing ends of the two pairs of the movable pistons 8, and the pair of the rotating and moving components is arranged on the bottom end of the bottom plate 7; the rotating and moving assembly mainly comprises: the device comprises a caterpillar track type locomotive 9, a rotating box body 10, a driving machine 11, a driving bevel gear 12, a transmission bevel gear 13 and a rotating transmission shaft 14; the rotating box body 10 is movably mounted at the lower end of the bottom plate 7, the driving machine 11 is mounted in the rotating box body 10, the driving bevel gear 12 is mounted at the driving end of the driving machine 11, the rotating transmission shaft 14 is movably mounted at the center of the rotating box body 10, the other end of the rotating transmission shaft is mounted on the base 3, the transmission bevel gear 13 is mounted on the rotating transmission shaft 14, the transmission bevel gear 13 is in gear engagement with the driving bevel gear 12, and the caterpillar type locomotive 9 is mounted at the lower end face of the rotating transmission shaft 14; the turning beam structure mainly comprises: a telescopic servo motor 15, a driving gear 16, a transmission gear 17, a transmission shaft 18 and a telescopic beam 19; the telescopic servo motor 15 is arranged in the top beam 1, the driving gear 16 is arranged at the driving end of the telescopic servo motor 15, the transmission gear 17 is arranged on the transmission shaft 18, the transmission gear 17 is in gear engagement with the driving gear 16, the transmission shaft 18 is movably arranged in the top beam 1, the telescopic beam 19 is arranged on the transmission shaft 18, and two pairs of cylindrical grooves are reserved at the tail end of the telescopic beam 19; the telescopic beam fixing structure mainly comprises: a fixed hydraulic push rod 20 and a fixed cylinder 21; a fixed groove is formed in the top beam 1, the fixed cylinder 21 is inserted into the fixed groove, the fixed hydraulic push rod 20 is installed on the top beam 1, and the pushing end of the fixed hydraulic push rod 20 is connected to the fixed cylinder 21; the shunt control structure mainly comprises: a shunt tube 22 and three electromagnetic valves 23 with the same structure; the shunt tubes 22 are mounted on the hydraulic cylinder 2, the three electromagnetic valves 23 are respectively mounted on the shunt tubes 22, and the three electromagnetic valves 23 are respectively connected to the telescopic beam jack 4, the movable piston 8 and the fixed hydraulic push rod 20.
From the above, it follows: when the device is moved, the hydraulic cylinder 2 is controlled to reduce the pressure, the electromagnetic valves 23 connected to the telescopic beam jacks 4 are controlled to be opened, the hydraulic pressure flows back into the hydraulic cylinder 2, the top beams 1 on the pushing ends of the two pairs of telescopic beam jacks 4 are lowered by enabling the two pairs of telescopic beam jacks 4 to contract, after the top beams 1 are lowered, the electromagnetic valves 23 connected to the telescopic beam jacks 4 are controlled to be closed, the electromagnetic valves 23 connected to the two pairs of movable pistons 8 are opened, the hydraulic pressure is supplied to the two pairs of movable pistons 8, the two pairs of movable pistons 8 push the telescopic movable structures on the pushing ends of the telescopic movable pistons to move downwards, the telescopic movable structures support the whole device, the caterpillar track type locomotive 9 in the telescopic movable structures is controlled, the device is moved, and meanwhile, the driving bevel gear 12 on the driving end of the driving machine 11 is driven to rotate, thereby achieving the purpose of driving the transmission bevel gear 13 engaged with the driving bevel gear 12 to rotate, the transmission bevel gear 13 driving the shaft to rotate the transmission shaft 14, so that the caterpillar locomotive 9 on the rotation transmission shaft 14 rotates, thereby achieving the function of controlling the steering of the caterpillar locomotive, when the device moves to a certain position, the hydraulic cylinder 2 is controlled to reduce the pressure, two pairs of movable pistons 8 are contracted, the rotation moving assembly is contracted into the base 3, the electromagnetic valve 23 connected to the movable pistons 8 is controlled to be closed, then the telescopic servo motor 15 is controlled to operate, the driving gear 16 on the driving end of the telescopic servo motor 15 is driven by the driving gear 16 to drive the transmission gear 17 engaged with the gear to rotate, the transmission gear 17 drives the shaft transmission shaft 18 to rotate, thereby the telescopic beam 19 is driven to rotate, when the device rotates to the horizontal position, the hydraulic cylinder 2 is controlled to supply pressure, the electromagnetic valve 23 connected, so that the fixed hydraulic push rod 20 pushes the fixed cylinder 21 on the pushing end thereof, so that the fixed cylinder 21 is pushed into the cylindrical groove on the telescopic beam 19, thereby achieving the function of fixing the telescopic beam 19.
Preferably, the retractable moving structure mainly includes: the device comprises a bottom plate 7, two pairs of moving pistons 8 with the same structure and a pair of rotating moving components with the same structure;
two pairs of remove piston 8 and install in 3 bottom recesses of base, bottom plate 7 is installed and is promoted on the end in two pairs of remove piston 8, and is a pair of the rotation removes the subassembly and installs on 7 bottoms of bottom plate, and the optimization benefit is: reducing the pressure to rotate the moving assembly.
Preferably, the rotating and moving assembly mainly comprises: the device comprises a caterpillar track type locomotive 9, a rotating box body 10, a driving machine 11, a driving bevel gear 12, a transmission bevel gear 13 and a rotating transmission shaft 14;
the rotary box body 10 is movably mounted at the lower end of the bottom plate 7, the driving machine 11 is mounted in the rotary box body 10, the driving bevel gear 12 is mounted at the driving end of the driving machine 11, the rotary transmission shaft 14 is movably mounted at the center of the rotary box body 10, the other end of the rotary transmission shaft is mounted on the base 3, the transmission bevel gear 13 is mounted on the rotary transmission shaft 14, the transmission bevel gear 13 is meshed with the driving bevel gear 12, the caterpillar track type locomotive 9 is mounted at the lower end face of the rotary transmission shaft 14, and the optimization benefits are as follows: facilitating the rotation of the whole device.
Preferably, the turning beam structure mainly includes: a telescopic servo motor 15, a driving gear 16, a transmission gear 17, a transmission shaft 18 and a telescopic beam 19;
the telescopic servo motor 15 is arranged in the top beam 1, the driving gear 16 is arranged at the driving end of the telescopic servo motor 15, the transmission gear 17 is arranged on the transmission shaft 18, the transmission gear 17 is meshed with the driving gear 16 in a gear manner, the transmission shaft 18 is movably arranged in the top beam 1, the telescopic beam 19 is arranged on the transmission shaft 18, and two pairs of cylindrical grooves are reserved at the tail end of the telescopic beam 19.
Preferably, the telescopic beam fixing structure mainly includes: a fixed hydraulic push rod 20 and a fixed cylinder 21;
fixed recess has been seted up on back timber 1, the fixed cylinder 21 cartridge is in fixed recess, fixed hydraulic rod 20 installs on back timber 1, just fixed hydraulic rod 20 promotes the end and connects on fixed cylinder 21, and the optimization benefit is: the pressure of the telescopic servo motor 15 is reduced.
As a preferable scheme, further, the flow distribution control structure mainly includes: a shunt tube 22 and three electromagnetic valves 23 with the same structure;
the shunt tubes 22 are mounted on the hydraulic cylinder 2, the three electromagnetic valves 23 are respectively mounted on the shunt tubes 22, and the three electromagnetic valves 23 are respectively connected to the telescopic beam jack 4, the movable piston 8 and the fixed hydraulic push rod 20.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
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 (6)
1. An auxiliary supporting device for a mining face of a well, comprising: the hydraulic support comprises a top beam (1), a hydraulic cylinder (2) and a base (3), and is characterized in that the top beam (1) is connected to the base (3) through a supporting structure, the hydraulic cylinder (2) is installed on the base (3), a groove is formed in the bottom end of the base (3), a telescopic moving structure is installed at the bottom end of the base (3), a pair of rotating beam structures with the same structure and a pair of telescopic beam fixing structures with the same structure are installed on the top beam (1), and the supporting structure, the telescopic moving structure and the telescopic beam fixing structures are connected to the hydraulic cylinder (2) through a shunt control structure;
the support structure mainly comprises: two pairs of telescopic beam jacks (4) with the same structure, a supporting baffle (5) and two pairs of supporting pillars (6) with the same structure;
two pairs of telescopic beam jack (4) two liang of parallel mount respectively on base (3), and two pairs telescopic beam jack (4) other end is connected in back timber (1), two pairs two liang of parallel mount respectively on base (3) support pillar (6), and two pairs support baffle (5) are installed to the support pillar (6) other end.
2. A minery coal face auxiliary support device according to claim 1, wherein the telescopically movable structure mainly comprises: the device comprises a bottom plate (7), two pairs of moving pistons (8) with the same structure and a pair of rotating moving components with the same structure;
the two pairs of the movable pistons (8) are arranged in grooves at the bottom end of the base (3), the bottom plate (7) is arranged on the pushing ends of the two pairs of the movable pistons (8), and the pair of the rotary moving components is arranged at the bottom end of the bottom plate (7).
3. A minery coal face auxiliary support device according to claim 2, wherein the rotational movement assembly mainly comprises: the device comprises a caterpillar track type locomotive (9), a rotating box body (10), a driving machine (11), a driving bevel gear (12), a transmission bevel gear (13) and a rotating transmission shaft (14);
the automatic transmission device is characterized in that the rotating box body (10) is movably arranged at the lower end of the bottom plate (7), the driving machine (11) is arranged in the rotating box body (10), the driving bevel gear (12) is arranged at the driving end of the driving machine (11), the rotating transmission shaft (14) is movably arranged at the center of the rotating box body (10), the other end of the rotating transmission shaft is arranged on the base (3), the transmission bevel gear (13) is arranged on the rotating transmission shaft (14), the transmission bevel gear (13) is in gear engagement with the driving bevel gear (12), and the caterpillar locomotive (9) is arranged on the lower end face of the rotating transmission shaft (14).
4. A minery coal face auxiliary support device according to claim 1, wherein the turning beam structure mainly comprises: the device comprises a telescopic servo motor (15), a driving gear (16), a transmission gear (17), a transmission shaft (18) and a telescopic beam (19);
the telescopic servo motor (15) is installed in the top beam (1), the driving gear (16) is installed at the driving end of the telescopic servo motor (15), the transmission gear (17) is installed on the transmission shaft (18), the transmission gear (17) is meshed with the driving gear (16) in a gear mode, the transmission shaft (18) is movably installed in the top beam (1), the telescopic beam (19) is installed on the transmission shaft (18), and two pairs of cylindrical grooves are reserved at the tail end of the telescopic beam (19).
5. The auxiliary supporting device for the underground mining coal face according to claim 1, wherein the telescopic beam fixing structure mainly comprises: a fixed hydraulic push rod (20) and a fixed cylinder (21);
the fixed hydraulic push rod (20) is installed on the top beam (1), and the pushing end of the fixed hydraulic push rod (20) is connected to the fixed cylinder (21).
6. A minery coal face auxiliary support device according to claim 1, wherein the flow dividing control structure mainly comprises: a shunt pipe (22) and three electromagnetic valves (23) with the same structure;
the shunt tubes (22) are arranged on the hydraulic cylinder (2), the three electromagnetic valves (23) are respectively arranged on the shunt tubes (22), and the three electromagnetic valves (23) are respectively connected to the telescopic beam jack (4), the movable piston (8) and the fixed hydraulic push rod (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921948032.9U CN211174176U (en) | 2019-11-13 | 2019-11-13 | Auxiliary supporting device for underground mine coal face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921948032.9U CN211174176U (en) | 2019-11-13 | 2019-11-13 | Auxiliary supporting device for underground mine coal face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211174176U true CN211174176U (en) | 2020-08-04 |
Family
ID=71806449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921948032.9U Expired - Fee Related CN211174176U (en) | 2019-11-13 | 2019-11-13 | Auxiliary supporting device for underground mine coal face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211174176U (en) |
-
2019
- 2019-11-13 CN CN201921948032.9U patent/CN211174176U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 Termination date: 20211113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |