CN109139097B - Automatic moving device for advanced hydraulic support - Google Patents
Automatic moving device for advanced hydraulic support Download PDFInfo
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- CN109139097B CN109139097B CN201811240496.4A CN201811240496A CN109139097B CN 109139097 B CN109139097 B CN 109139097B CN 201811240496 A CN201811240496 A CN 201811240496A CN 109139097 B CN109139097 B CN 109139097B
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- advanced hydraulic
- pushing
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- 238000000034 method Methods 0.000 claims abstract description 5
- 239000003245 coal Substances 0.000 claims description 21
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 239000011435 rock Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005065 mining Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/006—Equipment transport systems
- E21F13/008—Equipment transport systems for mine roof support units for step-by-step movement
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
- E21D23/18—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices of advancing mechanisms
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses an automatic moving device of an advanced hydraulic support and an automatic moving process flow thereof. The automatic moving device for the unit type advanced hydraulic support can automatically move the unit type advanced hydraulic support from the center of the tunnel section to the side of the tunnel side or automatically move the unit type advanced hydraulic support from the side of the tunnel side to the center of the tunnel section according to the preset tunnel parameters and the support position parameters of the advanced hydraulic support. The invention greatly reduces the labor intensity of underground workers, improves the moving efficiency of the unit type advanced hydraulic support, and solves the problems of quick and efficient moving of the unit type advanced hydraulic support under severe working conditions such as complex surrounding rock conditions, large deformation, small tunnel section and the like.
Description
Technical Field
The invention relates to a hydraulic support moving device for a coal mine, in particular to an automatic moving device suitable for a fully-mechanized mining face unit type non-repeated support advanced hydraulic support.
Background
At present, three types of supporting equipment are mainly adopted in the advanced supporting area of the fully mechanized mining face roadway: the single hydraulic prop, the walking self-moving type advanced hydraulic prop and the unit type advanced hydraulic prop have the advantages of high supporting strength, no repeated supporting damage to a top plate and the like compared with the former two supporting devices, and are widely popularized and applied to a fully mechanized coal mining working face of a coal mine, but the unit type advanced hydraulic prop is difficult to design a self-walking device, so that the supporting device does not have self-walking capability.
Aiming at mines with superior coalbed occurrence conditions, a trackless rubber-tyred vehicle or forklift can be generally adopted to move the unit type advanced hydraulic support; the mine with complex coal seam occurrence conditions is difficult to move the unit type advanced hydraulic support by means of mechanical equipment, a monorail crane is generally designed at the central position of a roadway top plate of a working face, equipment, personnel and materials are carried by the monorail crane, but the monorail crane is generally arranged at the central position of the roadway top plate, the unit type advanced hydraulic support is required to support the top plate at two sides of the roadway, and the unit type advanced hydraulic support cannot be directly conveyed to the roadway to-be-supported position by the monorail crane. At present, the underground unit type advanced hydraulic support is moved to two sides of a roadway from the center of the roadway in a manual conveying mode, after the unit type advanced hydraulic support is supported, the unit type advanced hydraulic support is conveyed to the center of a section of the roadway from the two sides of the roadway in a manual conveying mode, and then the unit type advanced hydraulic support is conveyed to the next position to be supported by a monorail crane. The manual carrying method not only consumes a great deal of human resources, but also has the problems of low efficiency, high safety risk and the like, and development of automatic, rapid and efficient carrying equipment and process technology of the unit type advanced hydraulic support is needed.
Disclosure of Invention
Aiming at the difficult problem of carrying out the rapid and efficient carrying of the unit type advanced hydraulic support under the complex coal seam condition, the invention provides an automatic carrying device of the unit type advanced hydraulic support, which comprises the following components: the device comprises a base, a pushing cylinder, a compensation cylinder, a carrying platform laser positioning emitter, a movable push rod laser range finder and a compensation cylinder displacement sensor; the base and the pushing cylinder are connected and fixed with the cylinder lug seat of the pushing cylinder through the pushing cylinder fixing lug plate on the base, the pushing cylinder is hinged with the compensating cylinder through the compensating cylinder lug seat, the laser positioning transmitters of the carrying platform are arranged at four corners of the carrying platform, the movable push rod laser range finder is arranged at the end part of the movable push rod, and the compensating cylinder displacement sensor is arranged in the compensating cylinder body.
The base is used for providing a carrying platform for the unit type advanced hydraulic support and limiting the pushing direction of the pushing cylinder.
The pushing oil cylinder is used for providing pushing and pulling force for the movement of the unit type advanced hydraulic support.
The compensation oil cylinder is used for compensating the coal wall of the roadway side which is difficult to contact due to the limitation of the telescopic length of the pushing oil cylinder, and provides a supporting point for the movement of the unit type advanced hydraulic support.
Further, unable adjustment base includes fixed otic placode, transport platform, the guide way of pushing the hydro-cylinder, wherein: the carrying platform is fixedly connected with the two guide grooves, at least two guide slide ways are designed in the guide grooves, and the fixed lug plates of the pushing oil cylinder are alternately arranged at one end of each guide slide way.
Still further, the lapse hydro-cylinder includes hydro-cylinder ear seat, compensation hydro-cylinder ear seat, movable push rod, fixed cylinder body, lapse ear seat, wherein: the movable push rod stretches and contracts in the fixed cylinder body, and the pushing lug seat is used for being connected with the base of the unit type advanced hydraulic support to carry out pulling and moving operation on the unit type advanced hydraulic support.
Still further, the compensation hydro-cylinder includes compensation hydro-cylinder body, compensation hydro-cylinder telescopic link, compensation hydro-cylinder backup pad, wherein: the compensation cylinder telescopic rod stretches out and draws back in the compensation cylinder body, and the compensation cylinder supporting plate can contact with the coal wall of the roadway side after stretching out through the compensation cylinder telescopic rod, so as to provide a supporting reaction force for the moving platform.
Furthermore, the process flow for automatically moving the unit type advanced hydraulic support by adopting the automatic moving device for the advanced hydraulic support is characterized by comprising the following steps of.
S001, accurately placing the unit type advanced hydraulic support on the carrying platform through the carrying platform laser positioning transmitter.
S002, connecting and fixing the pushing lug seat and the pushing point of the advanced hydraulic support base, and preparing for automatic pushing of the unit type advanced hydraulic support.
S003, automatically extending out of the movable push rod at the other side of the position to be supported, so that the support plate of the compensation oil cylinder is contacted with the roadway wall coal at the other side of the position to be supported.
S004, automatically extending out of the movable push rod at the side of the position to be supported, and pushing the unit type advanced hydraulic support from the center of the roadway to the position to be supported.
S005, the connection between the pushing device and the unit type advanced hydraulic support is released, and automatic movement of the unit type advanced hydraulic support on the other side of the roadway is prepared.
S006, repeating the related operations of S001-S004, and completing automatic moving of the unit type advanced hydraulic support from the center of the roadway to the roadway side of the other side of the roadway.
S007, after the unit type advanced hydraulic support finishes the supporting task, the automatic moving device of the unit type advanced hydraulic support is placed at the center of a roadway to be moved by the advanced hydraulic support by utilizing the monorail crane.
S008, automatically extending out of a movable push rod of a pushing cylinder at the side to be moved to enable a supporting plate of the compensation cylinder to be in close contact with the coal wall.
S009, connecting and fixing the pushing lug seat at the non-moving side with the moving point of the unit type advanced hydraulic support, and pulling and moving the unit type advanced hydraulic support to the moving platform of the fixed base by using the pushing oil cylinder at the non-moving side.
S010, the single-rail crane is utilized to transport away the unit type advanced hydraulic support on the carrying platform, the movable push rod at the side not to be moved is retracted, and the unit type advanced hydraulic support at the other side is ready to be moved.
And S011, repeating the related operations from S008 to S009, and automatically completing the moving of the unit type advanced hydraulic support on the other side, thereby realizing the automatic moving of the unit type advanced hydraulic support from the roadway side to the roadway center.
Drawings
Fig. 1 is a schematic structural view of an automatic moving device for an advanced hydraulic support.
Fig. 2 is a schematic view of a base structure.
Fig. 3 is a front view of the base structure.
Fig. 4 is a schematic diagram of the pushing cylinder structure.
Fig. 5 is a schematic diagram of the structure of the compensation cylinder.
Fig. 6 is a front view of the initial moving state of the unit type advanced hydraulic support.
Fig. 7 is a schematic diagram of an initial moving state of the unit type advanced hydraulic support.
Fig. 8 is a schematic view showing a state in which the unit type advanced hydraulic support is moved to a lane side position.
Fig. 9 is an initial schematic diagram of moving a left side unit type lead hydraulic support to a central position of a roadway.
Fig. 10 is a flow chart of automatic movement of the unit type advanced hydraulic support.
Detailed Description
The invention will now be described in further detail with reference to the drawings and to specific examples. In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present invention, and are not to indicate or imply that the apparatus or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The embodiment provides an automatic moving device for a unit type advanced hydraulic support, as shown in fig. 1-5, the mechanical structure mainly comprises: the device comprises a base 1, a pushing cylinder 2 and a compensating cylinder 3; the base 1 and the pushing cylinder 2 are fixedly connected with a cylinder lug seat 21 of the pushing cylinder 2 through a pushing cylinder fixing lug plate 11 on the base 1, and the pushing cylinder 2 is hinged with the compensating cylinder 3 through a compensating cylinder lug seat 22.
The base 1 is used for providing a carrying platform for the unit type advanced hydraulic support and limiting the pushing direction of the pushing cylinder 2.
The pushing cylinder 2 is used for providing pushing and pulling force for the movement of the unit type advanced hydraulic support.
The compensation cylinder 3 is used for compensating the coal wall of the roadway wall which is difficult to contact due to the limitation of the telescopic length of the pushing cylinder 2, and provides a supporting point for the movement of the unit type advanced hydraulic support.
In one embodiment, the fixing base 1 includes a pushing cylinder fixing lug plate 11, a carrying platform 12, and a guiding groove 13, as shown in fig. 2 to 3, wherein: the carrying platform 12 is fixedly connected with the two guide grooves 13, at least two guide slide ways are designed in the guide grooves 13, and the pushing cylinder fixing lug plates 11 are alternately arranged at one end of each guide slide way.
Specifically, the carrying platform 12 is mainly used for temporarily parking the unit type advanced hydraulic support, and the lower surfaces of the carrying platform 12 are aligned with the lower surfaces of the two guide grooves 13 respectively, so that the lower surface of the carrying platform 12 can be ensured to be contacted with a roadway floor, and the carrying platform 12 is prevented from being deformed after being subjected to the pressure of the unit type advanced hydraulic support; at least two guide slide ways are designed in each guide groove 13, the guide slide ways are used for limiting the pushing direction of the pushing cylinder 2, the pushing cylinders 2 in the adjacent guide slide ways in each guide groove 13 are arranged in opposite directions, as shown in fig. 1, and therefore, the pushing cylinder fixing lug plates 11 are alternately arranged at one end of each guide slide way.
The pushing cylinder 2 comprises a cylinder lug seat 21, a compensating cylinder lug seat 22, a movable push rod 23, a fixed cylinder body 24 and a pushing lug seat 25, as shown in fig. 4, wherein: the movable push rod 23 stretches and contracts in the fixed cylinder 24, the pushing lug 25 is used for being connected with the base of the unit type advanced hydraulic support, and the movable push rod 23 stretches out in different directions to realize pulling and moving operation of the unit type advanced hydraulic support.
The compensation cylinder 3 comprises a compensation cylinder body 31, a compensation cylinder telescopic rod 32 and a compensation cylinder supporting plate 33, as shown in fig. 5, the compensation cylinder telescopic rod 32 stretches out and stretches out in the compensation cylinder body 31, and the compensation cylinder supporting plate 33 can contact with the coal wall of the roadway wall after stretching out through the compensation cylinder telescopic rod 32 to provide a supporting reaction force for the moving platform.
The embodiment provides a unit type advanced hydraulic support automatic moving control system matched with the unit type advanced hydraulic support automatic moving device, which comprises the following components: carrying platform laser positioning emitter 4, activity push rod laser range finder 5, compensation hydro-cylinder displacement sensor 6, as shown in fig. 1, wherein: the laser positioning transmitters 4 of the carrying platform are arranged at four corners of the carrying platform 12, and can accurately position the spatial position of the unit type advanced hydraulic support by matching with the laser positioning receivers arranged on the top beam of the unit type advanced hydraulic support; the movable push rod laser distance meter 5 is arranged at the end part of the movable push rod 23, so that the distance between the end part of the movable push rod 23 and the coal wall at the roadway side can be accurately measured in real time; the compensation cylinder displacement sensor 6 is arranged in the compensation cylinder body 31, and can accurately monitor the pushing distance of the compensation cylinder in real time.
At present, in a mine with poor coal seam occurrence condition and smaller tunnel section, a monorail crane is adopted to transport mine construction equipment, personnel, materials and the like, and the embodiment of the invention fully utilizes monorail crane equipment which is arranged in the mine, provides a unit type advanced hydraulic support automatic moving device, can realize that the unit type advanced hydraulic support is automatically moved to a position to be supported on the tunnel side from the tunnel center, and can automatically move the unit type advanced hydraulic support to the tunnel center from the tunnel side after the unit type advanced hydraulic support is supported, as shown in fig. 6-10, and comprises the following steps.
S001, accurately placing the unit type advanced hydraulic support on the carrying platform 12 through the carrying platform laser positioning transmitter 4.
Specifically, the monorail crane which is already laid in the mine is utilized to transport the unit type advanced hydraulic support along the central line direction of the roadway, when the laser positioning transmitter 4 of the receiving platform is matched with the laser positioning receiver arranged on the top beam of the unit type advanced hydraulic support, the monorail crane transport is automatically stopped, and the unit type advanced hydraulic support is placed on the carrying platform 12.
S002, connecting and fixing the pushing lug 25 and the pushing point of the advanced hydraulic support base, and preparing for automatic pushing of the unit type advanced hydraulic support.
S003, automatically extending out the movable push rod 23 at the other side of the position to be supported, so that the compensation cylinder supporting plate 33 is contacted with the roadway wall coal at the other side of the position to be supported.
Specifically, as shown in fig. 6 to 7, assuming that the position to be supported of the roadway is located at the left side of the roadway in fig. 6, automatically opening the pushing cylinder 2, extending the movable push rod 23 at the right side, and measuring the distance between the end part of the movable push rod 23 at the right side and the wall of the roadway side on the right side in real time by using the movable push rod laser range finder 5, wherein two situations may occur at the moment, the first situation is that when the distance between the end part of the movable push rod 23 and the wall of the roadway side on the right side is equal to the length of the compensation cylinder 3, the movable push rod 23 stops extending, and starts the compensation cylinder 3, so that the compensation cylinder support plate 33 is ensured to be in close contact with the wall of the roadway side on the right side; in the second case, when the movable push rod 23 is fully extended, the measured distance between the end of the movable push rod 23 and the wall of the right roadway is still greater than the length of the compensation cylinder 3, the distance that the compensation cylinder telescopic rod 32 needs to extend is automatically calculated, the compensation cylinder 3 is started, the telescopic amount of the compensation cylinder telescopic rod 32 is monitored by using the compensation cylinder displacement sensor 6, and when the telescopic amount is equal to the calculated value, the extending action of the compensation cylinder 3 is stopped, at this time, since the left side of the roadway is the position to be supported of the unit type advanced hydraulic support, the pushing cylinder 2 on the right side extends out of the movable push rod 23, and the compensation cylinder supporting plate 33 is in close contact with the wall of the right roadway, so as to provide a fulcrum for the pushing cylinder 2 on the left side.
S004, automatically extending out of the movable push rod 23 at the side of the position to be supported, and pushing the unit type advanced hydraulic support from the center of the roadway to the position to be supported.
Specifically, as shown in fig. 6, according to the distance relation between the roadway to-be-supported position and the roadway side, the distance that the movable push rod 23 of the left push cylinder 2 needs to extend is automatically calculated, and as the roadway side may have uneven phenomenon, the push distance of the movable push rod 23 is monitored in real time by using the left movable push rod laser range finder 5, so that the unit type advanced hydraulic support is pushed to the roadway left to-be-supported position, and the unit type advanced hydraulic support is pushed from the roadway center to the roadway side left to-be-supported position, as shown in fig. 8.
S005, the connection between the pushing device and the unit type advanced hydraulic support is released, and automatic movement of the unit type advanced hydraulic support on the other side of the roadway is prepared.
S006, repeating the related operations of S001-S004, and completing automatic moving of the unit type advanced hydraulic support from the center of the roadway to the roadway side of the other side of the roadway.
S007, after the unit type advanced hydraulic support finishes the supporting task, the automatic moving device of the unit type advanced hydraulic support is placed at the center of a roadway to be moved by the advanced hydraulic support by utilizing the monorail crane.
S008, the movable push rod 23 of the pushing cylinder 2 on the side to be moved is automatically extended, so that the compensating cylinder support plate 33 is in close contact with the coal wall.
Specifically, the movable push rod laser distance meter 5 and the compensation cylinder displacement sensor 6 are utilized to automatically calculate the extension amount of the movable push rod 23 and the compensation cylinder telescopic rod 32, and the pushing cylinder 2 and the compensation cylinder 3 are automatically driven to enable the compensation cylinder supporting plate 33 to be in close contact with the coal wall, as shown in fig. 9, at the moment, the compensation cylinder supporting plate 33 on the moving side is in close contact with the coal wall and is used as a supporting point for moving the unit type advanced hydraulic support.
S009, connecting and fixing the pushing lug 25 at the non-moving side with the moving point of the unit type advanced hydraulic support, and pulling and moving the unit type advanced hydraulic support to the moving platform 12 of the fixed base 1 by using the pushing cylinder 2 at the non-moving side;
Specifically, according to the distance between the end of the movable push rod 23 and the roadway wall measured by the movable push rod laser rangefinder 5 on the side to be moved (such as the left side in fig. 9) and the symmetrical structure of the roadway section, the unit type advanced hydraulic support is pulled and moved from the roadway side to the roadway center by using the pushing cylinder 2 on the non-side to be moved (such as the right side in fig. 9), when the distance between the end of the movable push rod 23 measured by the movable push rod laser rangefinder 5 on the non-side to be moved and the roadway wall is equal to the side to be moved, the pulling and moving action is automatically stopped, and at this time, according to the roadway symmetrical moving principle, the automatic pulling and moving of the unit type advanced hydraulic support from the roadway side to the carrying platform 12 of the fixed base 1 is realized.
S010, the single-rail crane is used for transporting away the unit type advanced hydraulic support on the carrying platform 12, and the movable push rod 23 on the non-moving side is retracted to prepare for moving the unit type advanced hydraulic support on the other side.
And S011, repeating the related operations from S008 to S009, and automatically completing the moving of the unit type advanced hydraulic support on the other side, thereby realizing the automatic moving of the unit type advanced hydraulic support from the roadway side to the roadway center.
What has been described above is merely illustrative of the principles and preferred embodiments of the present invention. It should be noted that several other variants are possible to those skilled in the art on the basis of the principle of the invention and should also be considered as the scope of protection of the present invention.
The automatic moving device for the advanced hydraulic support provided by the invention realizes that the unit type advanced hydraulic support is automatically moved to the two sides of the roadway from the center of the roadway and is moved to the center of the roadway from the two sides of the roadway, greatly reduces the labor intensity of underground workers, improves the moving efficiency of the advanced hydraulic support, and solves the problem of quick and efficient moving of the unit type advanced hydraulic support of the roadway under severe working conditions such as complex surrounding rock conditions, large deformation, small section of the roadway and the like.
Claims (5)
1. An automatic advance hydraulic support moving device, comprising: the device comprises a base, a pushing cylinder, a compensation cylinder, a carrying platform laser positioning emitter, a movable push rod laser range finder and a compensation cylinder displacement sensor; the base and the pushing cylinder are fixedly connected with a cylinder lug seat of the pushing cylinder through a pushing cylinder fixing lug plate on the base, the pushing cylinder is hinged with the compensating cylinder through a compensating cylinder lug seat, the laser positioning transmitters of the carrying platform are arranged at four corners of the carrying platform, the movable push rod laser range finder is arranged at the end part of the movable push rod, and the compensating cylinder displacement sensor is arranged in the compensating cylinder body;
The base is used for providing a carrying platform for the unit type advanced hydraulic support and limiting the pushing direction of the pushing cylinder;
the pushing oil cylinder is used for providing pushing and pulling force for the movement of the unit type advanced hydraulic support;
The compensation oil cylinder is used for compensating the coal wall of the roadway side which is difficult to contact due to the limitation of the telescopic length of the pushing oil cylinder, and provides a supporting point for the movement of the unit type advanced hydraulic support.
2. The automatic advance hydraulic support moving device according to claim 1, wherein the base comprises a pushing cylinder fixing lug plate, a carrying platform and a guide groove, wherein:
The carrying platform is fixedly connected with the two guide grooves, at least two guide slide ways are designed in the guide grooves, and the fixed lug plates of the pushing oil cylinder are alternately arranged at one end of each guide slide way.
3. The automatic advance hydraulic support moving device according to claim 1, wherein the pushing cylinder comprises a cylinder lug, a compensating cylinder lug, a movable push rod, a fixed cylinder body and a pushing lug, wherein:
The movable push rod stretches and contracts in the fixed cylinder body, and the pushing lug seat is used for being connected with the base of the unit type advanced hydraulic support to carry out pulling and moving operation on the unit type advanced hydraulic support.
4. The automatic lead hydraulic support moving device according to claim 1, wherein the compensation cylinder comprises a compensation cylinder body, a compensation cylinder telescopic rod, and a compensation cylinder support plate, wherein:
the compensation cylinder telescopic rod stretches out and draws back in the cylinder body of compensation cylinder, the compensation cylinder backup pad can be through the contact of the coal wall of compensation cylinder telescopic rod back and lane group, provides a counter force for the transport platform.
5. A process flow for automatically moving a unit type advanced hydraulic support by adopting the automatic moving device for the advanced hydraulic support according to any one of claims 1 to 4, which is characterized by comprising the following steps:
s001, accurately placing the unit type advanced hydraulic support on the carrying platform through a carrying platform laser positioning transmitter;
S002, connecting and fixing the pushing lug seat and pushing points of the advanced hydraulic support base, and preparing for automatic pushing of the unit advanced hydraulic support;
S003, automatically extending out of a movable push rod at the other side of the roadway to be supported, so that a compensation oil cylinder supporting plate is contacted with the roadway side coal wall at the other side of the roadway to be supported;
S004, automatically extending out of a movable push rod at the side of the position to be supported, and pushing the unit type advanced hydraulic support from the center of the roadway to the position to be supported;
S005, connecting the pushing device with the unit type advanced hydraulic support is released, and automatic moving of the unit type advanced hydraulic support at the other side of the roadway is prepared;
S006, repeating the related operations of S001-S004, and completing automatic moving of the unit type advanced hydraulic support from the center of the roadway to the roadway side of the other side of the roadway;
S007, after the unit type advanced hydraulic support finishes the supporting task, placing the automatic moving device of the unit type advanced hydraulic support at the center of a roadway to be moved by the advanced hydraulic support by utilizing a monorail crane;
S008, automatically extending out of a movable push rod of a pushing cylinder at the side to be moved to enable a compensation cylinder supporting plate to be in close contact with a coal wall;
s009, connecting and fixing the pushing lug seat at the non-moving side with the moving point of the unit type advanced hydraulic support, and pulling and moving the unit type advanced hydraulic support to the moving platform of the base by utilizing the pushing oil cylinder at the non-moving side;
S010, transporting away the unit type advanced hydraulic support on the carrying platform by utilizing the monorail crane, and withdrawing the movable push rod at the side not to be moved to prepare for moving the unit type advanced hydraulic support at the other side;
And S011, repeating the related operations from S008 to S009, and automatically completing the moving of the unit type advanced hydraulic support on the other side, thereby realizing the automatic moving of the unit type advanced hydraulic support from the roadway side to the roadway center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811240496.4A CN109139097B (en) | 2018-10-24 | 2018-10-24 | Automatic moving device for advanced hydraulic support |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811240496.4A CN109139097B (en) | 2018-10-24 | 2018-10-24 | Automatic moving device for advanced hydraulic support |
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| CN109139097A CN109139097A (en) | 2019-01-04 |
| CN109139097B true CN109139097B (en) | 2024-05-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110593946B (en) * | 2019-10-30 | 2024-05-31 | 平煤神马机械装备集团河南矿机有限公司 | Crawler-type buttress-type advanced hydraulic support carrying device |
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| CN109139097A (en) | 2019-01-04 |
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