CN119145908A - Mine movable hydraulic filling retaining wall and using method thereof - Google Patents
Mine movable hydraulic filling retaining wall and using method thereof Download PDFInfo
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- CN119145908A CN119145908A CN202411649261.6A CN202411649261A CN119145908A CN 119145908 A CN119145908 A CN 119145908A CN 202411649261 A CN202411649261 A CN 202411649261A CN 119145908 A CN119145908 A CN 119145908A
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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
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
- E21F15/02—Supporting means, e.g. shuttering, for filling-up materials
- E21F15/04—Stowing mats; Goaf wire netting; Partition walls
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Abstract
The invention discloses a mine movable hydraulic filling retaining wall and a use method thereof, which relate to the technical field of paste filling, and comprise a frame and a scraper, wherein a flexible filling wall body is arranged on the frame, a filling body is filled in the flexible filling wall body, the other side of the flexible filling wall body is detachably connected with a movable supporting structure, the movable supporting structure is connected with a filling hydraulic folding bracket, accessory materials are transported to a construction site by the scraper, the movable support structure and the filling hydraulic folding support can be detached for recycling through the movable support structure and the filling hydraulic folding support and part of flexible filling wall bodies, the repeated utilization rate is high, the construction efficiency can be improved, and the movable support structure and the filling hydraulic folding support are supported and fixed through hydraulic pressure, so that the safety and the stability are improved.
Description
Technical Field
The invention relates to the technical field of paste filling, in particular to a mine movable hydraulic filling retaining wall and a using method thereof.
Background
In the mining industry, filling is needed after mining is finished, a filling method is used as a mining method with high safety guarantee, environment friendliness and low loss and depletion rate, so that the filling method is increasingly applied, and the left goaf needs to be filled in time after stoping by adopting the filling method, so that surrounding rock falling and the like are avoided, and the ore can be stoped safely and efficiently under the protection of a filling body.
The filling mining method has high requirements on stability, safety and high efficiency of the filling retaining wall, and the purpose of the filling retaining wall is to prevent paste filling slurry from leaking during filling, and simultaneously, the filling retaining wall also needs to bear lateral static pressure and dynamic pressure applied before the paste filling slurry is solidified. At present, the filling retaining walls commonly used at home and abroad mainly comprise concrete retaining walls, brick retaining walls, round wood supporting retaining walls, steel structure retaining walls, sand bag retaining walls and the like. For example, the patent of the utility model with the publication number of CN208416605U discloses a high-concentration tailing cemented filling reinforced concrete retaining wall, wherein the retaining wall body is of a reinforced concrete structure, the periphery of the retaining wall body is connected with the inner wall of an ore-drawing roadway by adopting groove pouring, two ends of a through steel bar in the retaining wall body are embedded into the inner wall of the ore-drawing roadway, so that the retaining wall body is firmly connected with the inner wall of the ore-drawing roadway, but the retaining wall body is a traditional concrete retaining wall and has the problems of large masonry engineering quantity, high cost, long maintenance time and the like, the brick retaining wall also has the problems of complicated construction procedure, high labor intensity of workers, one-time investment of materials, incapability of recycling and repeated use, and poor bending resistance, is easy to generate local displacement to deform, crack and even collapse, the construction quality of the wood retaining wall, the steel structure retaining wall and sand bag is difficult to guarantee, the professional requirements on constructors are high, and the retaining wall strength and the impermeable performance are poor.
Along with the expansion of production scale, the improvement of production efficiency and the strictness of production safety, the construction efficiency and the safety requirement of the filling retaining wall are higher and higher, meanwhile, the cost of the filling retaining wall is reduced, the requirement of the repeated recycling of the filling retaining wall is also higher and higher, and the existing filling retaining wall technology has low disassembly and assembly efficiency, low material recycling rate and low safety stability, so that the mechanized and efficient filling retaining wall is manufactured into an important part of the paste filling mining method for field application, and the research and development of the novel mechanized filling composite wall has important significance for the development of mine filling technology.
Disclosure of Invention
The invention aims to provide a mine movable hydraulic filling retaining wall and a use method thereof, which solve the problems in the background technology.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
The mine movable hydraulic filling retaining wall comprises a frame fixed in a roadway and a scraper positioned in the roadway, wherein a flexible filling wall body is arranged on the frame, a filling body is filled in the flexible filling wall body, overflows into the roadway on one side of the flexible filling wall body and fills the roadway, a movable supporting structure is detachably connected to the other side of the flexible filling wall body, a filling hydraulic folding support is connected to one side, away from the flexible filling wall body, of the movable supporting structure, an upper fixing rod and a lower fixing rod are detachably connected to one side, away from the movable supporting structure, of the filling hydraulic folding support, and the upper fixing rod and the lower fixing rod are both commonly connected to the scraper;
The filling hydraulic folding support can be folded and fixed in a roadway through hydraulic supports, and the movable support structure is pressed on the roadway through a scraper, the movable support structure can adjust the support angle and is used for supporting a flexible filling wall body, and the flexible filling wall body is used for sealing the roadway to limit leakage of filling bodies.
As a preferable scheme of the invention, the filling hydraulic folding bracket comprises a support plate, an upper fixing clamping groove and a lower fixing clamping groove are formed in one side of the support plate, the upper fixing clamping groove is used for fixing the end part of an upper fixing rod through a bolt, the lower fixing clamping groove is used for fixing the end part of a lower fixing rod through a bolt, the top of the support plate is rotationally connected with a folding plate, and a plurality of hydraulic telescopic rods rotationally connected with the support plate are rotationally connected to one side of the folding plate.
As a preferable scheme of the invention, the support plate is rotatably connected with a pushing screw, a sliding seat which is in sliding connection with the support plate is in threaded connection with the pushing screw, a support rod is rotatably connected with the sliding seat, the support rod is detachably connected with the sliding seat, the end part of the support rod is rotatably connected with a sliding plate which is in sliding connection with the folding plate, and a plurality of spurs are arranged on one side of the sliding plate, which is away from the support plate.
As a preferable scheme of the invention, a plurality of supporting screws used for propping against the ground are connected to the supporting plate in an inclined threaded manner, each supporting screw is provided with a rotary handle, and the supporting screws are inclined downwards along the direction deviating from the movable supporting structure.
As a preferable scheme of the invention, the movable supporting structure comprises a plurality of hydraulic mechanisms connected with the support plate, the hydraulic mechanisms are commonly connected with the hydraulic plate, a plurality of hydraulic telescopic frameworks are arranged on one side, away from the hydraulic mechanisms, of the hydraulic plate, and the hydraulic telescopic frameworks are detachably connected with the flexible filling wall body.
As a preferable scheme of the invention, the flexible filling wall comprises a water bag, the water bag comprises an upper water bag, a middle water bag and a lower water bag which are sequentially arranged on one side of a frame from top to bottom, the upper water bag is open, the middle water bag and the lower water bag are both closed, transparent plastic cloth is laid on the other side of the frame, the transparent plastic cloth is coated outside the upper water bag, the middle water bag and the lower water bag, a reinforcing mesh is laid on one side, which is away from the frame, of the transparent plastic cloth, the reinforcing mesh is used for being detachably connected with a plurality of hydraulic telescopic frameworks, filling pipes are connected on the middle water bag and the lower water bag through filling pipe connectors, and a plurality of filling pipes and a plurality of air return pipes are fixedly arranged in the roadway through fixing chains.
The invention also provides a using method of the mine movable hydraulic filling retaining wall, which comprises the following steps:
s100, transporting accessory materials to a construction site by using a scraper, and then erecting a filling hydraulic folding bracket by the scraper through an upper fixing rod and a lower fixing rod and fixing the filling hydraulic folding bracket with a roadway top plate and a roadway bottom plate;
S200, erecting a plurality of filling pipes and a plurality of air return pipes, sequentially installing an upper water bag, a middle water bag and a lower water bag on a frame, connecting the middle water bag and the lower water bag with the corresponding filling pipes, fixing the rest filling pipes after penetrating through the upper water bag, and sealing the penetrating positions of the filling pipes on the upper water bag;
S300, sequentially paving transparent plastic cloth and a reinforcing mesh on the frame, wherein the transparent plastic cloth is wrapped outside the upper water bag, the middle water bag and the lower water bag and is attached to the inner wall of the roadway;
s400, adjusting a hydraulic plate to enable the hydraulic telescopic framework to be propped against the reinforcing mesh through a hydraulic mechanism, adjusting the length and the angle of the hydraulic telescopic framework to be propped against the inner wall of the peripheral side of the roadway, and fixing the hydraulic telescopic framework on the reinforcing mesh after the hydraulic telescopic framework is completed;
s500, removing the upper fixing rod and the lower fixing rod, driving the scraper away to a distance, and then filling the filling body into the upper water bag, the middle water bag and the lower water bag through filling pipes until the filling body overflows and fills the roadway;
And S600, after the filling body is solidified, driving and moving the scraper to the position of the filling hydraulic folding bracket, reinstalling the upper fixing rod and the lower fixing rod on the support plate, then contracting the hydraulic telescopic rod and the hydraulic telescopic framework, dismantling the hydraulic telescopic framework from the reinforcing steel bar net, then retracting the hydraulic plate and dismantling the reinforcing steel bar net, and transporting all materials to the next site by the scraper.
As a preferred embodiment of the present invention, in the step S500, the filling pipe fills the filling body by the specific steps of:
S501, filling the lower water bag for the first time, and continuing to fill until the height of a filling body in the roadway reaches the height of the lower water bag;
s502, filling is carried out for the second time, and filling is continued after the medium water bag is filled until the height of a filling body in the roadway reaches the height of the medium water bag;
and S503, filling the tunnel area far away from the frame for the third time until the corresponding air return pipe is pulped, filling the remaining area for the fourth time until the other air return pipe is pulped, and then stopping filling the filling body.
Compared with the prior art, the invention has the following beneficial effects:
According to the invention, related materials can be quickly moved and transported through the scraper, and can be dismantled for cyclic utilization through the movable supporting structure, the filling hydraulic folding bracket and part of flexible filling wall bodies, so that the recycling rate is high, the movable supporting structure and the filling hydraulic folding bracket can be quickly installed and dismantled, the construction efficiency is improved, and secondly, the movable supporting structure and the filling hydraulic folding bracket are both supported and fixed through the hydraulic pressure, the safety and the stability are improved, and the flexible filling wall bodies are used for buffering and blocking the filling bodies, so that the shape is controllable, the flexible filling wall bodies can be attached to the inner wall of a roadway, and the lateral bulge can be prevented.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a portion of the structure of the present invention;
FIG. 3 is a schematic view of a part of the structure of the filling hydraulic folding bracket of the present invention;
FIG. 4 is a schematic view of a portion of a movable support structure according to the present invention;
FIG. 5 is an enlarged schematic view of the structure of the portion A shown in FIG. 2;
FIG. 6 is a schematic diagram of the connection of the mobile support structure to the rebar grid according to the present invention;
FIG. 7 is a schematic diagram of the connection relationship of the flexible infill wall of the present invention.
Reference numerals in the drawings are respectively as follows:
1. A scraper; 2, an upper fixed rod, 3, a lower fixed rod, 4, a filling hydraulic folding bracket, 5, a movable supporting structure, 6, a flexible filling wall body, 7, a filling body;
401. The device comprises a support plate, 402, an upper fixing clamping groove, 403, a lower fixing clamping groove, 404, a folding plate, 405, a hydraulic telescopic rod, 406, a pushing screw, 407, a sliding seat, 408, a support rod, 409, a sliding plate, 410, a protruding thorn, 411, a supporting screw, 412, a rotary handle, 501, a hydraulic mechanism, 502, a hydraulic plate, 503, a hydraulic telescopic framework, 601, a water bag, 602, transparent plastic cloth, 603, a reinforcing mesh, 604, an upper water bag, 605, a middle water bag, 606, a lower water bag, 608, a filling pipe, 609 and an air return pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 7, the invention provides a mine movable hydraulic filling retaining wall, which comprises a frame fixed in a roadway and a scraper 1 positioned in the roadway, wherein a flexible filling wall body 6 is arranged on the frame, a filling body 7 is filled in the flexible filling wall body 6, the filling body 7 overflows into the roadway on one side of the flexible filling wall body 6 and fills the roadway, a movable supporting structure 5 is detachably connected to the other side of the flexible filling wall body 6, a filling hydraulic folding bracket 4 is connected to one side, away from the flexible filling wall body 6, of the movable supporting structure 5, an upper fixing rod 2 and a lower fixing rod 3 are detachably connected to one side, away from the movable supporting structure 5, of the filling hydraulic folding bracket 4, and the upper fixing rod 2 and the lower fixing rod 3 are both commonly connected to the scraper 1.
The filling hydraulic folding support 4 can be folded and fixed in a roadway through hydraulic support, the movable support structure 5 is jacked by the scraper 1, the movable support structure 5 can adjust the support angle and is used for supporting the flexible filling wall 6, and the flexible filling wall 6 is used for sealing the roadway to limit leakage of the filling body 7.
When the technical scheme of the invention is implemented, the scraper 1 can convey the flexible filling wall body 6, the movable supporting structure 5 and the filling hydraulic folding bracket 4 to a construction site (a roadway of a mining area) in a stope, then the scraper 1 stands up the filling hydraulic folding bracket 4 through the upper fixing rod 2 and the lower fixing rod 3, so that the filling hydraulic folding bracket 4 is propped against the top and the bottom in the roadway, a frame is fixed, the flexible filling wall body 6 is mounted on the frame, then the movable supporting structure 5 is fixedly connected with the flexible filling wall body 6, the flexible filling wall body 6 can be supported by the filling hydraulic folding bracket 4 and the movable supporting structure 5, finally the filling body 7 is filled in the flexible filling wall body 6, the flexible filling wall body 6 is expanded to be tightly attached to the inner wall of the roadway, the leakage of the filling body 7 is avoided, the sealing and isolation of one side space of the flexible filling wall body 6 deviating from the movable supporting structure 5 are realized, the flexible filling wall body 6 can be expanded after being filled, the flexible filling wall body 6 has a buffering effect, and the flexible filling wall body 6 has higher stability in a construction process.
The flexible filling wall 6 is supported by the filling hydraulic folding support 4 and the movable supporting structure 5 through hydraulic pressure, so that the stability of the flexible filling wall 6 in the construction process is ensured.
In waiting for the solidification of the filling body 7, the upper and lower fixing bars 2, 3 can be removed from the filling hydraulic folding support 4 and the scraper 1 can be driven off site for further construction, so that the scraper 1 has a higher utilization.
After the filling body 7 is solidified, the filling hydraulic folding bracket 4 and the movable supporting structure 5 can be removed, so that the recycling rate of materials is improved, and the material is installed and moved through the scraper 1, so that the construction efficiency is higher.
The filling hydraulic folding bracket 4 comprises a support plate 401, an upper fixing clamping groove 402 and a lower fixing clamping groove 403 are formed in one side of the support plate 401, the upper fixing clamping groove 402 is used for fixing the end part of the upper fixing rod 2 through a bolt, the lower fixing clamping groove 403 is used for fixing the end part of the lower fixing rod 3 through a bolt, a folding plate 404 is rotatably connected to the top of the support plate 401, and a plurality of hydraulic telescopic rods 405 rotatably connected with the support plate 401 are rotatably connected to one side of the folding plate 404.
The upper fixing rod 2 and the lower fixing rod 3 are respectively fixed in the upper fixing clamping groove 402 and the lower fixing clamping groove 403 through bolts, so that the scraper 1 can move the support plate 401 through the upper fixing rod 2 and the lower fixing rod 3, and can erect the support plate 401, and then the folding plate 404 is driven to rotate to abut against the top of a roadway through the hydraulic telescopic rod 405, so that the whole filling hydraulic folding bracket 4 is fixed in the roadway.
The support plate 401 is rotatably connected with a pushing screw 406, the pushing screw 406 is in threaded connection with a sliding seat 407 which is in sliding connection with the support plate 401, the sliding seat 407 is rotatably connected with a supporting rod 408, the supporting rod 408 is detachably connected with the sliding seat 407, the end part of the supporting rod 408 is rotatably connected with a sliding plate 409 which is in sliding connection with the folding plate 404, and a plurality of protruding thorns 410 are arranged on one side of the sliding plate 409, which is away from the support plate 401.
Considering that the filling hydraulic folding bracket 4 is disconnected with the upper fixing rod 2 and the lower fixing rod 3 for a period of time later, the sliding seat 407 is driven to slide upwards along the support plate 401 by rotating the pushing screw 406, so that the pushing support rod 408 drives the sliding plate 409 to move on the folding plate 404 until the protruding thorns 410 extend out of the folding plate 404 and are propped against the top of the roadway, the resistance between the folding plate 404 and the roadway is increased by propping the protruding thorns 410 against the top of the roadway, and the stability of the filling hydraulic folding bracket 4 in the use process is improved.
When the filling hydraulic folding support 4 is folded, the support rod 408 and the sliding seat 407 can be directly detached, so that the convenience in use is improved, and the interference of the support rod 408 on the rotation of the folding plate 404 is avoided.
The support plate 401 is obliquely and threadedly connected with a plurality of support screws 411 which are used for propping against the ground, each support screw 411 is provided with a rotary handle 412, and the support screws 411 are inclined downwards along the direction deviating from the movable support structure 5.
Considering that the filling hydraulic folding bracket 4 is disconnected with the upper fixing rod 2 and the lower fixing rod 3 for a period of time later, the rotary handle 412 is rotated to drive the supporting screw 411 to rotate, so that the bottom of the supporting screw 411 gradually tilts downwards to be propped against the ground, the support plate 401 is supported, and the stability of the filling hydraulic folding bracket 4 in the use process is further improved.
The movable supporting structure 5 comprises a plurality of hydraulic mechanisms 501 connected with the support plate 401, the hydraulic mechanisms 501 are connected with a hydraulic plate 502 together, a plurality of hydraulic telescopic frameworks 503 are arranged on one side, away from the hydraulic mechanisms 501, of the hydraulic plate 502, and the hydraulic telescopic frameworks 503 are used for being detachably connected with the flexible filling wall 6.
After the installation of the filling hydraulic folding bracket 4 and the flexible filling wall 6 is completed, the hydraulic plate 502 is adjusted to the position by the hydraulic mechanism 501 until the hydraulic telescopic frameworks 503 are propped against the flexible filling wall 6, then the lengths and angles of the hydraulic telescopic frameworks 503 are adjusted, so that the hydraulic telescopic frameworks 503 are propped against the inner wall of a roadway, the hydraulic telescopic frameworks 503 are fixed on the flexible filling wall 6 to support the flexible filling wall 6, and the hydraulic telescopic frameworks 503 can be fixed on the flexible filling wall 6 through iron wires.
The flexible filling wall 6 comprises a water sac 601, the water sac 601 comprises an upper water sac 604, a middle water sac 605 and a lower water sac 606 which are sequentially arranged on one side of a frame from top to bottom, the upper water sac 604 is in an open type, the middle water sac 605 and the lower water sac 606 are all in a closed type, transparent plastic cloth 602 is laid on the other side of the frame, the transparent plastic cloth 602 is coated outside the upper water sac 604, the middle water sac 605 and the lower water sac 606, a reinforcing mesh 603 is laid on one side, which is away from the frame, of the transparent plastic cloth 602, the reinforcing mesh 603 is detachably connected with a plurality of hydraulic telescopic frameworks 503, filling pipes 608 are connected on the middle water sac 605 and the lower water sac 606 through filling pipe connectors, and a plurality of filling pipes 608 and a plurality of air return pipes 609 are fixedly arranged in a roadway through fixing chains.
The flexible filling wall 6 fills the filling body 7 through the upper water bag 604, the middle water bag 605 and the lower water bag 606, the filling body 7 is slurry used in the existing filling, and the filling body 7 is filled into the upper water bag 604, the middle water bag 605 and the lower water bag 606 through a plurality of filling pipes 608 until overflowing from a plurality of air return pipes 609.
The transparent plastic cloth 602 and the reinforcing mesh 603 are used for sealing gaps between the inner wall of the circumference of the roadway and the upper water bag 604, the middle water bag 605 and the lower water bag 606, so that the transparent plastic cloth 602 can be tightly attached to the inner wall of the circumference of the roadway after the upper water bag 604, the middle water bag 605 and the lower water bag 606 are inflated by the filling body 7, and the positions of the transparent plastic cloth 602, the upper water bag 604, the middle water bag 605 and the lower water bag 606 are fixed.
The invention also provides a using method of the mine movable hydraulic filling retaining wall, which comprises the steps of,
And S100, transporting the accessory materials to a construction site by using the scraper 1, and then erecting the filling hydraulic folding bracket 4 by using the scraper 1 through the upper fixing rod 2 and the lower fixing rod 3 and fixing the filling hydraulic folding bracket with a roadway top plate and a roadway bottom plate.
S200, a plurality of filling pipes 608 and a plurality of air return pipes 609 are erected, the upper water bag 604, the middle water bag 605 and the lower water bag 606 are sequentially installed on the frame, the middle water bag 605 and the lower water bag 606 are connected with the corresponding filling pipes 608, the rest filling pipes 608 are fixed after passing through the upper water bag 604, and the positions of the upper water bag 604 where the filling pipes 608 pass through are sealed.
And S300, sequentially laying transparent plastic cloth 602 and a reinforcing mesh 603 on the frame, wherein the transparent plastic cloth 602 is wrapped outside the upper water bag 604, the middle water bag 605 and the lower water bag 606 and is attached to the inner wall of the roadway.
And S400, adjusting the hydraulic plate 502 to enable the hydraulic telescopic framework 503 to abut against the reinforcing mesh 603 through the hydraulic mechanism 501, adjusting the length and the angle of the hydraulic telescopic framework 503 to abut against the inner wall of the periphery side of the roadway, and fixing the hydraulic telescopic framework 503 on the reinforcing mesh 603 after the completion.
S500, after the upper fixing rod 2 and the lower fixing rod 3 are removed, the scraper 1 is driven away to the far distance, and then the filling body 7 is filled into the upper water bag 604, the middle water bag 605 and the lower water bag 606 through the filling pipe 608 until the roadway is overflowed and filled.
S600, after the filler 7 is solidified, the scraper 1 is driven to move to the position where the hydraulic folding bracket 4 is filled, the upper fixing rod 2 and the lower fixing rod 3 are reinstalled on the support plate 401, then the hydraulic telescopic rod 405 and the hydraulic telescopic frame 503 are contracted, the hydraulic telescopic frame 503 is removed from the reinforcing mesh 603, then the hydraulic plate 502 is retracted, the reinforcing mesh 603 is removed, and all materials are transported to the next site by the scraper 1.
In the step S500, the filling tube 608 fills the filler 7 with the following steps:
S501, filling is continued after the water bladder 606 is filled for the first time until the height of the filling body 7 in the roadway reaches the height of the water bladder 606;
s502, filling the medium water bladder 605 for the second time, and continuing to fill until the height of the filling body 7 in the roadway reaches the height of the medium water bladder 605;
And S503, filling the tunnel area far away from the frame for the third time until the corresponding air return pipe 609 is pulped, filling the remaining area for the fourth time until the other air return pipe 609 is pulped, and then stopping filling the filling body 7.
According to fig. 2, a is the area covered by the first filling, b is the area covered by the second filling, c is the area covered by the third filling, and d is the area covered by the fourth filling.
The above embodiments are only exemplary embodiments of the present application and are not intended to limit the present application, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this application will occur to those skilled in the art, and are intended to be within the spirit and scope of the application.
Claims (8)
1. The mine movable hydraulic filling retaining wall comprises a frame fixed in a roadway and a scraper (1) positioned in the roadway, and is characterized in that a flexible filling wall body (6) is arranged on the frame, a filling body (7) is filled in the flexible filling wall body (6), the filling body (7) overflows into the roadway on one side of the flexible filling wall body (6) and fills the roadway, a movable supporting structure (5) is detachably connected to the other side of the flexible filling wall body (6), a filling hydraulic folding bracket (4) is connected to one side, deviating from the flexible filling wall body (6), of the movable supporting structure (5), an upper fixing rod (2) and a lower fixing rod (3) are detachably connected to one side, deviating from the movable supporting structure (5), of the filling hydraulic folding bracket (4), and the upper fixing rod (2) and the lower fixing rod (3) are both connected to the scraper (1) together;
the filling hydraulic folding support (4) can be folded and fixed in a roadway through hydraulic support, the movable support structure (5) is jacked through the scraper (1), the support angle of the movable support structure (5) can be adjusted, the flexible support structure is used for supporting a flexible filling wall body (6), and the flexible filling wall body (6) is used for sealing the roadway to limit leakage of a filling body (7).
2. The mine mobile hydraulic filling retaining wall according to claim 1, wherein the filling hydraulic folding bracket (4) comprises a support plate (401), an upper fixing clamping groove (402) and a lower fixing clamping groove (403) are formed in one side of the support plate (401), the upper fixing clamping groove (402) is used for fixing the end part of the upper fixing rod (2) through a bolt, the lower fixing clamping groove (403) is used for fixing the end part of the lower fixing rod (3) through a bolt, the top of the support plate (401) is rotationally connected with a folding plate (404), and a plurality of hydraulic telescopic rods (405) rotationally connected with the support plate (401) are rotationally connected to one side of the folding plate (404).
3. The mine mobile hydraulic filling retaining wall according to claim 2, characterized in that the support plate (401) is rotatably connected with a pushing screw (406), the pushing screw (406) is in threaded connection with a sliding seat (407) which is in sliding connection with the support plate (401), the sliding seat (407) is rotatably connected with a supporting rod (408), the supporting rod (408) is detachably connected with the sliding seat (407), the end part of the supporting rod (408) is rotatably connected with a sliding plate (409) which is in sliding connection with the folding plate (404), and a plurality of protruding thorns (410) are arranged on one side, which is away from the support plate (401), of the sliding plate (409).
4. The mine mobile hydraulic filling retaining wall according to claim 2, characterized in that a plurality of supporting screws (411) for supporting against the ground are connected to the supporting plate (401) in an inclined threaded manner, a rotary handle (412) is arranged on each supporting screw (411), and the supporting screws (411) are inclined downwards in a direction away from the movable supporting structure (5).
5. The mine mobile hydraulic filling retaining wall according to claim 2, characterized in that the movable supporting structure (5) comprises a plurality of hydraulic mechanisms (501) connected with the support plate (401), a plurality of hydraulic plates (502) are commonly connected with the hydraulic mechanisms (501), a plurality of hydraulic telescopic frameworks (503) are arranged on one side, away from the hydraulic mechanisms (501), of the hydraulic plates (502), and the hydraulic telescopic frameworks (503) are detachably connected with the flexible filling wall body (6).
6. The mine mobile hydraulic filling retaining wall according to claim 5, wherein the flexible filling wall body (6) comprises a water bag (601), the water bag (601) comprises an upper water bag (604), a middle water bag (605) and a lower water bag (606) which are sequentially arranged on one side of the frame from top to bottom, the upper water bag (604) is of an open type, the middle water bag (605) and the lower water bag (606) are of a closed type, a transparent plastic cloth (602) is laid on the other side of the frame, the transparent plastic cloth (602) is wrapped outside the upper water bag (604), the middle water bag (605) and the lower water bag (606), a reinforcing steel bar net (603) is laid on one side, which is away from the frame, of the transparent plastic cloth (602) and is used for being detachably connected with a plurality of hydraulic telescopic frameworks (503), filling pipes (608) are connected to the middle water bag (605) and the lower water bag (606) through filling pipe joints, and a plurality of filling pipes (608) and a plurality of return pipes (609) are fixedly arranged in the roadway through fixing chains.
7. Use of the mine mobile hydraulic filled retaining wall according to any one of claims 1 to 6, characterized in that it comprises the steps of:
S100, transporting accessory materials to a construction site by using a scraper (1), and then erecting a filling hydraulic folding bracket (4) by the scraper (1) through an upper fixing rod (2) and a lower fixing rod (3) and fixing the filling hydraulic folding bracket with a roadway top plate and a roadway bottom plate;
s200, erecting a plurality of filling pipes (608) and a plurality of air return pipes (609), sequentially installing an upper water bag (604), a middle water bag (605) and a lower water bag (606) on a frame, connecting the middle water bag (605) and the lower water bag (606) with the corresponding filling pipes (608), fixing the rest filling pipes (608) after penetrating through the upper water bag (604), and sealing the penetrating position of the filling pipes (608) on the upper water bag (604);
S300, sequentially paving transparent plastic cloth (602) and a reinforcing mesh (603) on the frame, wherein the transparent plastic cloth (602) is wrapped outside an upper water bag (604), a middle water bag (605) and a lower water bag (606) and is attached to the inner wall of a roadway;
S400, adjusting a hydraulic plate (502) to a hydraulic telescopic framework (503) to be propped against a reinforcing mesh (603) through a hydraulic mechanism (501), adjusting the length and the angle of the hydraulic telescopic framework (503) to be propped against the inner wall of the periphery of a roadway, and fixing the hydraulic telescopic framework (503) on the reinforcing mesh (603) after the completion;
S500, removing the upper fixing rod (2) and the lower fixing rod (3), driving the scraper (1) away to a distance, and then filling the filling body (7) into the upper water bag (604), the middle water bag (605) and the lower water bag (606) through the filling pipe (608) until the filling body overflows and fills the roadway;
S600, after the filling body (7) is solidified, driving the scraper (1) to move to the position of the filling hydraulic folding bracket (4), reinstalling the upper fixing rod (2) and the lower fixing rod (3) on the support plate (401), then contracting the hydraulic telescopic rod (405) and the hydraulic telescopic framework (503), removing the hydraulic telescopic framework (503) from the reinforcing mesh (603), then retracting the hydraulic plate (502) and removing the reinforcing mesh (603), and transporting all materials to the next place by the scraper (1).
8. The method of using a mine mobile hydraulic filling retaining wall according to claim 7, wherein in the step S500, the filling pipe (608) fills the filling body (7) with the following steps:
s501, filling the lower water bag (606) for the first time, and continuing to fill until the height of a filling body (7) in the roadway reaches the height of the lower water bag (606);
S502, filling the medium water bag (605) for the second time, and continuing to fill until the height of the filling body (7) in the roadway reaches the height of the medium water bag (605);
And S503, filling the roadway area far away from the frame for the third time until the corresponding air return pipe (609) is pulped, filling the residual area for the fourth time until the other air return pipe (609) is pulped, and then stopping filling the filling body (7).
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| CN120061920A (en) * | 2025-04-27 | 2025-05-30 | 河南中矿能源有限公司 | Mine backfill roadway opening plugging and supporting device and use method |
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