CN210948656U - Mechanized comprehensive mining system for non-coal mine - Google Patents
Mechanized comprehensive mining system for non-coal mine Download PDFInfo
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- CN210948656U CN210948656U CN201921431953.8U CN201921431953U CN210948656U CN 210948656 U CN210948656 U CN 210948656U CN 201921431953 U CN201921431953 U CN 201921431953U CN 210948656 U CN210948656 U CN 210948656U
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Abstract
The utility model provides a mechanized comprehensive mining system of non-coal mine belongs to non-coal mine mining equipment technical field. Including ore conveyor, mining machine, ore elevating conveyor and hydraulic pressure shield support, ore conveyor is on a parallel with to combine to adopt the working face setting, and has the mining machine track of walking, and the mining machine is installed on ore conveyor, and can remove along the direction that is on a parallel with ore conveyor operation, and ore elevating conveyor overlap joint is in ore conveyor's head, and hydraulic pressure shield support parallel arrangement is kept away from in ore conveyor and is combined one side of adopting the working face. The ore conveyor and the ore transfer conveyor are both belt conveyors. The mechanized comprehensive mining of the non-coal mine is realized by utilizing the coal mine underground mining technology, the mining efficiency of the non-coal mine, particularly aluminum ore and phosphate rock, is greatly improved, the mining cost is reduced, the ore keeps relatively static with an adhesive tape or a belt of an ore conveyor or an ore transfer machine in the transportation process, the abrasion and the corrosion of equipment are greatly reduced, and the service life of the equipment is prolonged.
Description
Technical Field
The utility model belongs to the technical field of non-coal mine mining equipment, concretely relates to mechanized comprehensive mining system of non-coal mine.
Background
Bauxite and phosphorite non-coal mines are used as important sources of energy supply and industrial raw material supply in China, and development of mining technology of the bauxite and phosphorite non-coal mines directly influences the current modernization construction progress of China. At present, the non-coal mines in China are mainly mined in two mining modes, namely open-pit mining and underground mining, but with the implementation of the national environmental protection policy becoming stricter and the gradual depletion of shallow resources, the mining of the non-coal mines tends to be deepened, and the open-pit mining gradually shifts to the underground mining.
The non-coal mine underground mining process mainly adopts a room-and-pillar mining method, so that the non-coal mine underground mining rate is low, the mining rate of most mines is lower than 50%, the resource waste is serious, and the dilution rate of ores is high due to the influence of a mining technology, so that the cost is increased for subsequent ore refining. In particular, the bauxite non-coal mine well-worker mining equipment is low in level, the labor productivity is low, the manufacturing level of mining equipment is laggard, and the mining technology is laggard.
The fully-mechanized mining technology and the transportation equipment for coal mine workers have matured at present after decades of development, but if the fully-mechanized mining technology and the transportation equipment for coal mine are directly applied to fully-mechanized mining of non-coal mines, on one hand, because the ore has high hardness and strong corrosivity, and on the other hand, because the ore powder does not have the lubricating property of coal powder, the transportation equipment (mainly a scraper conveyor and a scraper elevating conveyor) applied to coal mine workers cannot meet the transportation requirements of high abrasion and high corrosion in mining.
Disclosure of Invention
In view of this, the utility model provides a mechanized comprehensive mining system of non-coal mine to when solving among the prior art direct application coal mine worker and combining mining technique and transportation and equip and carry out non-coal mine mountain exploitation, there is transportation equipment under high wearing and tearing, high corrosive environment, can not satisfy the technical problem of ore transportation demand.
The utility model provides a technical scheme that its technical problem adopted is:
a mechanized comprehensive mining system for non-coal mines comprises an ore conveyor, a mining machine, an ore transfer conveyor and a hydraulic shield support, wherein the ore conveyor is arranged in parallel to a comprehensive mining working surface and is provided with a mining machine walking track, the mining machine is mounted on the ore conveyor and can move in a direction parallel to the running direction of the ore conveyor, the ore transfer conveyor is lapped on the head of the ore conveyor, and the hydraulic shield support is arranged in parallel on one side of the ore conveyor, which is far away from the comprehensive mining working surface; the ore conveyor and the ore transfer conveyor are both belt conveyors.
Preferably, the ore conveyor comprises a belt conveying mechanism, a baffle ledge and a shovel plate ledge, the baffle ledge and the shovel plate ledge are respectively arranged on two sides of the belt conveying mechanism, the shovel plate ledge is arranged close to the fully mechanized mining face, and a shovel plate is arranged at the bottom of the shovel plate ledge; belt conveyor includes that the aircraft nose turns to the cylinder, the tail turns to cylinder, conveyor belt and set up in a plurality of conveyer bearing rollers under the conveyor belt, the aircraft nose turns to the cylinder with the tail turns to the cylinder and sets up relatively in the aircraft nose and the afterbody of ore delivery machine, conveyor belt encircle in the aircraft nose turns to the cylinder with the tail turns to on the cylinder.
Preferably, the baffle ledge and the shovel ledge are formed by connecting a plurality of middle grooves, two sides of each middle groove are bent upwards to form the shovel ledge and the baffle ledge, and the conveyor carrier roller is arranged in the middle groove and has a space for the rotation of the conveyor belt with a bottom plate of the middle groove.
Preferably, the baffle ledge and the upper part of the shovel plate ledge are provided with a right-angle baffle, and the right-angle baffle and the baffle ledge or the inner wall of the shovel plate ledge surround to form a semi-enclosed groove body; and two sides of the conveying belt are bent upwards to form protective skirting bands, and the protective skirting bands are positioned in a semi-enclosed groove body formed by the right-angle baffle and the baffle ledge or the shovel plate ledge in a surrounding manner.
Preferably, a first side pressure preventing guide plate is arranged on the baffle ledge, the first side pressure preventing guide plate is arranged in an inclined mode, one side, far away from the baffle ledge, of the first side pressure preventing guide plate extends towards the direction close to the center line of the conveying belt, a second side pressure preventing guide plate is arranged on the upper portion of the shovel ledge, the second side pressure preventing guide plate is arranged in an inclined mode, one side, far away from the shovel ledge, of the second side pressure preventing guide plate extends towards the direction close to the center line of the conveying belt, and the first side pressure preventing guide plate and the second side pressure preventing guide plate form an ore discharge opening at the position close to the center line of the conveying belt.
Preferably, a rack rail seat is arranged on the baffle groove side, a rack rail is arranged on the rack rail seat, the mining machine is provided with a walking chain wheel, and the walking chain wheel is meshed with the rack rail; the mining machine also has a guide shoe slidably connected to the shovel ledge.
Preferably, the guide shoe is provided with an anti-friction cleaning member.
Preferably, the mining machine comprises a first mining arm, a second mining arm and a machine body, wherein the first mining arm and the second mining arm are respectively connected with two ends of the machine body and can rotate along the plane where the machine body is located; and the first mining arm and the second mining arm are provided with cutting machines, and the back surfaces of the cutting machines are provided with spiral feeding mechanisms.
Preferably, the hydraulic shield support comprises a base, a horizontal support and a temporary protection support, wherein the horizontal support is mounted on the base, and the temporary protection support is rotatably connected to the end part of the horizontal support; the base is close to one side of ore delivery machine is provided with telescopic cylinder, telescopic cylinder's output is connected with and passes the ear, it connects to pass the ear ore delivery machine.
Preferably, one side of the ore conveyor is provided with a pushing lug mounting hole, and the pushing lug is connected to the pushing lug mounting hole through a pin shaft.
According to the above technical scheme, the utility model provides a mechanized comprehensive mining system of non-colliery mountain, its beneficial effect is: the ore conveyor, the mining machine, the ore reversed loader and the hydraulic shield support are arranged according to the coal mine well comprehensive mining technology, and the belt conveyor is used for replacing the scraper conveyor and the scraper reversed loader. In the non-coal mine mining process, will the ore delivery machine is on a parallel with combine and adopt the working face to arrange, the mining machine is in reciprocating motion on the ore delivery machine cuts the ore of combining the working face thoroughly, and partly ore directly falls into on the ore delivery machine, partly ore falls in the ore delivery machine is inboard, and under the effect of mining machine, is loaded to on the ore delivery machine. The ore passes through the ore conveyer, the transport is transported to on the ore elevating conveyor, transports to outside the well. The hydraulic shield support provides the protection of mining tunnel top on the one hand, on the other hand can provide a perpendicular to the thrust of ore delivery machine makes the ore delivery machine walks to pass along with the cutting. The mechanized comprehensive mining system for the non-coal mines can greatly improve the mining efficiency of the non-coal mines, particularly aluminum ores and phosphate ores, reduce the mining cost of the non-coal mines and reduce safety risks in the mining process of the non-coal mines. More importantly, the ore conveyor and the ore transfer conveyor which adopt the belt conveyor keep relatively static with an adhesive tape or a belt of the ore conveyor or the ore transfer conveyor in the transportation process, so that the abrasion and corrosion of equipment can be greatly reduced, the service life of the equipment is prolonged, and the maintenance cost of the equipment is reduced.
Drawings
Fig. 1 is a schematic structural arrangement diagram of a mechanized comprehensive mining system of a non-coal mine.
Fig. 2 is a schematic structural view of an ore conveyor in one embodiment.
Fig. 3 is a schematic cross-sectional view of an ore conveyor in one embodiment.
Fig. 4 is a schematic cross-sectional structure view of an ore conveyor in yet another embodiment.
Fig. 5 is a cross-sectional structural schematic view of a miner and an ore conveyor in one embodiment.
FIG. 6 is a schematic diagram of the structure and the fit relationship of the traveling sprocket according to an embodiment.
FIG. 7 is a schematic view of a guide shoe construction in one embodiment.
Fig. 8 is a schematic structural view of an ore transfer conveyor in an embodiment.
Fig. 9 is a schematic structural view of a hydraulic shield support in an embodiment.
In the figure: the mechanized comprehensive mining system 10 of the non-coal mine, the comprehensive mining working face 20, the ore conveyor 100, the belt conveying mechanism 110, the nose steering roller 111, the tail steering roller 112, the conveying belt 113, the protective skirt band 1131, the conveyor idler 114, the baffle ledge 120, the shovel ledge 130, the shovel 131, the middle trough 140, the right-angle baffle 150, the first lateral pressure prevention guide plate 160, the second lateral pressure prevention guide plate 170, the rack seat 180, the rack 190, the mining machine 200, the walking sprocket 210, the guide shoe 220, the anti-friction cleaning piece 221, the first mining arm 230, the second mining arm 240, the machine body 250, the cutting machine 260, the ore transfer machine 300, the machine carrier body 310, the machine frame 311, the nose rotating roller 312, the tail rotating roller 313, the belt idler 314, the transfer machine conveying belt slide 315, the self-pushing assembly 320, the self-pushing guide rail 321, the self-pushing cylinder 322, the machine frame lifting cylinder 324, the pushing head assembly 330, the pushing assembly 330, The device comprises a pushing base 331, a sliding trolley 332, a machine head support 333, a hydraulic shield support 400, a base 410, a horizontal support 420, a temporary protection support 430, a telescopic cylinder 440, a pushing lug 450 and a pushing lug mounting hole 451.
Detailed Description
The following combines the drawings of the utility model to further elaborate the technical scheme and technical effect of the utility model.
Referring to fig. 1, in one embodiment, a non-coal mine mechanized integrated mining system 10 is provided for mechanized underground mining of non-coal mines, particularly aluminum and phosphate ores. Including the ore conveyor 100, the miner 200, the ore loader 300, and the hydraulic shield support 400. When carrying out non-coal mine hill worker's mining operation, ore conveyor 100 is on a parallel with and combines the setting of working face 20, just ore conveyor 100 is last to have the miner track of walking, miner 200 install in on ore conveyor 100, and can follow on a parallel with the direction of ore conveyor 100 operation removes to cut through to the ore that combines on the working face 20. The ore transfer conveyor 300 is overlapped on the head of the ore conveyor 100 to collect and convey the ore conveyed by the ore conveyor 100 to the outside of the well. The hydraulic shield support 400 is arranged in parallel on one side of the ore conveyor 100 far away from the fully mechanized coal mining face 20 so as to protect a mining roof and improve the safety of non-coal mining operation.
The mining machine 200 is in reciprocating motion is gone up to ore conveyor 100, and to being located the ore that the working face 20 was adopted to the combine of ore conveyor one side cuts thoroughly, and partly ore directly falls into on ore conveyor 100, partly ore falls in ore conveyor 100 inboardly, and under the effect of mining machine 200, loaded extremely on ore conveyor 100, the warp ore conveyor 100 carries extremely on the ore elevating conveyor 300, has realized the mechanized mining process of non-coal mine, has increased substantially non-coal mine exploitation efficiency, reduces non-coal mine exploitation cost.
When the mining machine 200 completes the mining operation of one fully mechanized working surface 20, the hydraulic shield support 400 provides a moment perpendicular to the transportation direction of the ore conveyor 100, so that the ore conveyor 100 is pushed towards the next fully mechanized working surface 20, that is, a cutting step is pushed at a distance, and the continuity of the mining operation is ensured.
It is worth emphasizing that the ore conveyor 100 and the ore transfer conveyor 300 are both belt conveyors. In the ore transportation process, the ore keeps static relatively with the sticky tape or the belt of ore conveyer or ore elevating conveyor, can reduce equipment wearing and tearing and corruption by a wide margin, extension equipment life reduces the equipment and examines maintenance cost.
Referring to fig. 2 and 3 together, in one embodiment, the ore conveyor 100 includes a belt conveying mechanism 110, a baffle ledge 120 and a shovel ledge 130, the baffle ledge 120 and the shovel ledge 130 are respectively disposed at two sides of the belt conveying mechanism 110, the shovel ledge 130 is disposed near the fully mechanized mining face 20, and a shovel 131 is disposed at the bottom. The belt conveying mechanism 110 comprises a machine head steering roller 111, a machine tail steering roller 112, a conveying belt 113 and a plurality of conveyor supporting rollers 114 arranged below the conveying belt 113, the machine head steering roller 111 and the machine tail steering roller 112 are arranged at the machine head and the machine tail of the ore conveyor 100 relatively, and the conveying belt 113 surrounds the machine head steering roller 111 and the machine tail steering roller 112. The head steering roller 111 and the tail steering roller 112 drive the conveying belt 113 to transport, and the conveyor idler 114 can support the conveying belt 113 and prevent the conveying belt 113 from deforming. The baffle ledge 120 and the shovel ledge 130 provide a trough for the belt conveyor 110 to prevent ore from spilling to both sides, and provide a track for the miner 200 to travel along the ore conveyor 100 to move back and forth to cut through the fully mechanized coal face 20.
Specifically, the baffle ledge 120 and the shovel ledge 130 are formed by connecting a plurality of middle grooves 140, two sides of the middle grooves 140 are bent upward to form the shovel ledge 120 and the baffle ledge 130, and the conveyor idler 114 is disposed in the middle grooves 140 and has a space for the rotation of the conveyor belt 113 with the bottom plate of the middle grooves 140. That is to say, the middle trough 140 is U-shaped, two side walls of the middle trough are the baffle ledge 120 and the shovel ledge 130, the middle troughs 140 are connected in sequence to form a trough body for driving the belt conveying mechanism 110, the conveyor roller 114 supports the conveying belt 113 to drive in the trough body, the trough body is divided into an upper part and a lower part, the upper part is a channel for conveying ore, and the lower part is a channel for rotating the conveying belt 113.
Further, a right-angle baffle 150 is disposed on the upper portions of the baffle ledge 120 and the shovel ledge 130, and the right-angle baffle 150 and the inner wall of the baffle ledge 120 or the shovel ledge 130 surround to form a semi-enclosed groove body. Two sides of the conveying belt 113 are bent upwards to form a protective skirt band 1131, and the protective skirt band 1131 is located in a half-enclosed groove body formed by the right-angle baffle 150 and the inner wall of the baffle ledge 120 or the shovel ledge 130 in a surrounding manner. After the ore falls into the ore conveyor 100, under the dual blocking action of the right-angle baffle 150 and the protective skirting band 1131, the ore is prevented from sliding into the sliding surface formed by the conveyor belt 113 and the conveyor carrier roller 114, and the abrasion of the equipment is reduced.
Further, a certain twisting threshold amount is provided between the protective skirt band 1131 and the inner wall of the right-angle baffle 150, that is, a certain distance is provided between the protective skirt band 1131 and the right-angle baffle 150, during the reciprocating motion of the mining machine 200 on the ore conveyor 100 and the process of pushing the ore conveyor 100 forward by the hydraulic shield support 400, the baffle ledge 120 and the shovel ledge 130 both generate a certain twisting displacement, and after the twisting displacement is generated, the conveyor idler 114 can generate a certain displacement relative to the conveyor belt 113 to offset the twisting displacement, so as to ensure that the conveyor belt 113 runs on a straight line, avoid the conveyor belt 113 from being twisted by force, causing belt damage or power mechanism overload, and prolong the service life of the equipment.
With reference to fig. 3, a first side-press-preventing guide 160 is disposed on the baffle ledge 120, and the first side-press-preventing guide 160 is disposed obliquely, and a side away from the baffle ledge 120 extends toward a direction close to the center line of the conveyor belt 113. A second side pressure prevention guide plate 170 is arranged at the upper part of the shovel ledge 130, the second side pressure prevention guide plate 170 is arranged in an inclined manner, and one side far away from the shovel ledge 130 extends towards the direction close to the center line of the conveying belt 113. The first and second side- press preventing guides 160 and 170 form an ore feed opening near the center line of the conveyor belt 113. Before the ore falls into ore delivery machine 100, at first via first prevent that the side presses baffle 160 with the side is pressed the baffle 170 is prevented to the second, follows first prevent that the side press baffle 160 with the upper surface landing that the side was pressed the baffle 170 is prevented to the second extremely the ore feed opening, and the warp the ore feed opening falls near conveyor belt 113's central line, prevents that the ore is whole to be fallen near conveyor belt 113 of shovel board ledge 130 one side, causes the long-term operation under the unbalanced state of atress of belt conveyor, and then the extension ore delivery machine 100's life.
Referring to fig. 4, in a preferred embodiment, a side of the first side-press preventing guide 160 away from the baffle ledge 120 extends in a direction close to a center line of the conveyor belt 113, and a side of the second side-press preventing guide 170 away from the shovel ledge 130 extends in a direction of an inclined surface of the first side-press preventing guide 160, so that the second side-press preventing guide 170 is located above and alternately with the first side-press preventing guide 160. The ore falling into the second side-pressure-preventing guide plate 170 firstly slides down onto the first side-pressure-preventing guide plate 160 through the upper surface of the second side-pressure-preventing guide plate 170, and slides down to the vicinity of the center line of the conveyor belt 113 through the first side-pressure-preventing guide plate 160, so that the ore side pressure is further prevented, and the long-term uneven stress on the ore conveyor 100 is prevented.
Further, the back surfaces of the first side-pressure-preventing guide plate 160 and the second side-pressure-preventing guide plate 170 are further provided with a vibration device, so that when the vibration provided by the mining machine 200 is insufficient to enable ore to slide down, the vibration device is turned on to provide auxiliary vibration, and the ore is prevented from blocking the ore feed opening.
Further, the first side-pressure-preventing guide plate 160 is hinged to the baffle ledge 120, and is provided with an elastic compression assembly, one end of the elastic tension assembly is connected to the right-angle baffle 150, and the other end of the elastic tension assembly is connected to the lower surface of the first side-pressure-preventing guide plate 160, the elastic compression assembly provides an upward turning force to the first side-pressure-preventing guide plate 160, and when the ore has a large particle size and is not enough to slide through the ore discharge opening, the elastic compression assembly is further compressed by the gravity of the ore, so that the ore with a large weight and a large volume slides down, and automatically returns after the ore slides down.
Referring to fig. 5 and 6, in one embodiment, the baffle ledge 120 is provided with a rack seat 180, the rack seat 180 is provided with a rack 190, and the mining machine 200 has a traveling sprocket 210, and the traveling sprocket 210 is engaged with the rack 190. The miner 200 also has a guide shoe 220, the guide shoe 220 being slidably connected to the shovel ledge 130 to enable the miner 200 to reciprocate along the mineral conveyor 100 to cut through mineral from the fully mechanized face 20.
Referring to fig. 7, further, the guide shoe 220 is provided with an anti-friction cleaning element 221, and the anti-friction cleaning element 221 is used for cleaning ores and mineral powder on the shovel plate 131 and reducing the abrasion of the guide shoe 220 between the shovel ledge 130 during the walking process of the mining machine 200. Specifically, the guide shoe 220 is provided with a high-pressure air outlet pipe, the high-pressure air outlet pipe is arranged in a flat shape, and the high-pressure air outlet pipe is connected with a high-pressure air source so as to purge the ore and the ore powder on the shovel plate 131 through high-pressure air in the walking process of the mining machine 200.
With continued reference to fig. 5, in particular, the mining machine 200 includes a first mining arm 230, a second mining arm 240 and a machine body 250, wherein the first mining arm 230 and the second mining arm 240 are respectively connected to two ends of the machine body 250 and can rotate along a plane of the machine body 250 to cut through ore above and below the fully mechanized mining face 20. A cutting machine 260 is disposed on the first mining arm 230 and the second mining arm 240 to cut through ore, and a spiral feeding mechanism is disposed on the back of the cutting machine 260 to load ore falling between the shovel ledge 130 and the fully mechanized mining face 20 onto the ore conveyor 100.
Referring also to fig. 8, in yet another embodiment, the ore transloader 300 includes a transloader body 310 and a self-advancing assembly 320. The elevating conveyor body 310 comprises a frame 311, a head rotating roller 312, a tail rotating roller 313, a belt carrier roller 314 and an elevating conveyor conveying belt 315, wherein the head rotating roller 312 is installed at one end of the frame 311, the tail rotating roller 313 is installed at one end, far away from the head rotating roller 312, of the frame 311, the belt carrier roller 314 is rotatably arranged on the frame 311, the elevating conveyor conveying belt 315 surrounds the head rotating roller 120 and the tail rotating roller 130, and the inner side of the elevating conveyor conveying belt is close to the belt carrier roller 314. That is, the frame 311 provides a support body to mount the head rotating roller 312, the tail rotating roller 313 and the belt supporting roller 314 for driving or maintaining the operation balance of the conveyer belt 315, and the head rotating roller 312 is connected with a driving mechanism to drive the head rotating roller 312 to rotate, so as to drive the conveyer belt 315 wound thereon to rotate, thereby forming a belt conveyer using a belt or an adhesive tape as a main conveying mechanism. The ore of being transported and come by the working face crossheading falls into on the elevating conveyor belt 315 under the drive of aircraft nose live-rollers 312, along with elevating conveyor belt 315 removes together, and the in-process, the ore with elevating conveyor belt 315 keeps relative still, reduces the relative motion between ore and the conveying mechanism, reduces the wearing and tearing between ore and the conveying mechanism by a wide margin, extension equipment life. Meanwhile, the transshipping conveyor belt 315 made of a belt or an adhesive tape can effectively alleviate the damage of the high corrosiveness of the ore to the equipment.
The self-pushing assembly 320 comprises a self-pushing guide rail 321, a self-pushing sliding seat 322, a rack lifting cylinder 323 and a pushing cylinder 324, the self-pushing guide rail 321 is disposed on two sides of the rack 311, the self-pushing sliding seat 322 is disposed on the self-pushing guide rail 321 and can slide along the self-pushing guide rail 321, the rack lifting cylinder 323 is disposed on the self-pushing sliding seat 322, and an output end of the rack lifting cylinder 323 is connected to an outer wall of the rack 311, the output end of the rack lifting cylinder 323 can provide a force for lifting the rack 311 upwards, the pushing cylinder 324 is fixedly disposed on the self-pushing guide rail 321, and an output end of the pushing cylinder 324 is connected to the outer wall of the rack 311, and the output end of the pushing cylinder 324 can provide a force for moving the rack 311 forwards. After finishing a working face, the ore transloader 300 needs to be pushed along the advancing direction of the working face, and when the ore transloader is pushed, firstly, the frame lifting cylinder 323 lifts the frame 311 together with the transloader body 310 to make the bottom of the frame 311 separate from the ground, and then the pushing cylinder 324 works to push the frame 311 together with the transloader body 310 together along the self-pushing guide rail 321 to push a working step forward. After the pushing is completed, the frame lifting cylinder 323 is retracted, so that the bottom of the frame 311 is in contact with the ground, at the moment, under the supporting action of the frame lifting cylinder 323, the self-pushing guide rail 321 is separated from the ground, and in the process of retracting the pushing cylinder 324, a working step is pushed forward, so that the ore transfer machine 300 can be pushed forward in a self-adaptive manner along with the pushing of a mining working surface, and the mechanized and fully mechanized mining requirements of a non-coal mine are met.
Further, the ore transfer conveyor 300 further includes: the machine head pushing assembly 330 comprises a pushing base 331, a sliding trolley 332 and a machine head support 333, wherein the sliding trolley 332 is slidably connected with the pushing base 331, the machine head support 333 is arranged on the sliding trolley 332, and the upper end of the machine head support 333 is rotatably connected with the machine head position of the machine frame 311, or the lower end of the machine head support 333 is rotatably connected with the sliding trolley 332. The pushing base 331 is further provided with a base pushing cylinder 334, and an output end of the base pushing cylinder 334 is arranged on the sliding trolley 332 and can provide a force for enabling the sliding trolley 332 to move forwards.
Referring to fig. 9, in another embodiment, the hydraulic shield support 400 includes a base 410, a horizontal support 420 and a temporary shield support 430, the horizontal support 420 is mounted on the base 410 to shield the top of the fully mechanized roadway, and the temporary shield support 430 is rotatably connected to an end of the horizontal support 420 to shield the newly formed top after excavation.
Preferably, a pushing lug mounting hole 451 is formed at one side of the ore conveyor 100, and the pushing lug 450 is connected to the pushing lug mounting hole 451 through a pin shaft, so that the ore conveyor can be conveniently disassembled, assembled and maintained.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. The mechanized comprehensive mining system for the non-coal mine is characterized by comprising an ore conveyor, a mining machine, an ore transfer conveyor and a hydraulic shield support, wherein the ore conveyor is arranged in parallel to a comprehensive mining working surface and is provided with a mining machine walking track, the mining machine is arranged on the ore conveyor and can move in a direction parallel to the running direction of the ore conveyor, the ore transfer conveyor is lapped on the head of the ore conveyor, and the hydraulic shield support is arranged in parallel on one side of the ore conveyor, which is far away from the comprehensive mining working surface;
the ore conveyor and the ore transfer conveyor are both belt conveyors.
2. The mechanized comprehensive mining system for non-coal mines according to claim 1, wherein the ore conveyor comprises a belt conveyor, a baffle ledge and a shovel ledge, the baffle ledge and the shovel ledge are respectively arranged at two sides of the belt conveyor, the shovel ledge is arranged close to the comprehensive mining working face, and a shovel is arranged at the bottom of the shovel;
belt conveyor includes that the aircraft nose turns to the cylinder, the tail turns to cylinder, conveyor belt and set up in a plurality of conveyer bearing rollers under the conveyor belt, the aircraft nose turns to the cylinder with the tail turns to the cylinder and sets up relatively in the aircraft nose and the afterbody of ore delivery machine, conveyor belt encircle in the aircraft nose turns to the cylinder with the tail turns to on the cylinder.
3. The mechanized comprehensive mining system for non-coal mines according to claim 2, wherein the baffle ledge and the shovel ledge are formed by connecting a plurality of middle troughs, two sides of each middle trough are bent upwards to form the shovel ledge and the baffle ledge, and the conveyor idler is arranged in the middle trough and has a space for the conveyor belt to rotate with a bottom plate of the middle trough.
4. The mechanized comprehensive mining system for non-coal mines according to claim 3, wherein the baffle ledge and the upper portion of the shovel ledge are provided with right-angle baffles which surround a semi-enclosed trough body with the baffle ledge or the inner wall of the shovel ledge;
and two sides of the conveying belt are bent upwards to form protective skirting bands, and the protective skirting bands are positioned in a semi-enclosed groove body formed by the right-angle baffle and the baffle ledge or the shovel plate ledge in a surrounding manner.
5. The mechanized comprehensive mining system for the non-coal mines according to any one of claims 2 to 4, wherein a first side pressure prevention guide plate is arranged on the baffle ledge, the first side pressure prevention guide plate is arranged obliquely, one side away from the baffle ledge extends in a direction close to the center line of the conveying belt, a second side pressure prevention guide plate is arranged on the upper portion of the shovel ledge, the second side pressure prevention guide plate is arranged obliquely, one side away from the shovel ledge extends in a direction close to the center line of the conveying belt, and the first side pressure prevention guide plate and the second side pressure prevention guide plate form an ore discharge opening at a position close to the center line of the conveying belt.
6. The mechanized fully mechanized mining system for non-coal mines according to any of claims 2 to 4, wherein a rack rail seat is arranged on the baffle ledge, a rack rail is arranged on the rack rail seat, the mining machine is provided with a walking chain wheel, and the walking chain wheel is meshed with the rack rail;
the mining machine also has a guide shoe slidably connected to the shovel ledge.
7. A non-coal mine mechanized integrated mining system according to claim 6, wherein the guide shoes are provided with anti-friction cleaning elements.
8. The mechanized comprehensive mining system for non-coal mines according to claim 1, wherein the mining machine comprises a first mining arm, a second mining arm and a machine body, the first mining arm and the second mining arm are respectively connected with two ends of the machine body and can rotate along a plane where the machine body is located;
and the first mining arm and the second mining arm are provided with cutting machines, and the back surfaces of the cutting machines are provided with spiral feeding mechanisms.
9. The mechanized integrated mining system for non-coal mines according to claim 1, wherein the hydraulic shield support comprises a base, a horizontal support and a temporary shield support, the horizontal support is mounted on the base, and the temporary shield support is rotatably connected to an end of the horizontal support;
the base is close to one side of ore delivery machine is provided with telescopic cylinder, telescopic cylinder's output is connected with and passes the ear, it connects to pass the ear ore delivery machine.
10. The mechanized integrated mining system of a non-coal mine according to claim 8, wherein a push lug mounting hole is provided at one side of the ore conveyor, and the push lug is connected to the push lug mounting hole by a pin.
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| CN201921431953.8U CN210948656U (en) | 2019-08-30 | 2019-08-30 | Mechanized comprehensive mining system for non-coal mine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110593869A (en) * | 2019-08-30 | 2019-12-20 | 宁夏天地奔牛实业集团有限公司 | Mechanized comprehensive mining system for non-coal mine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593869A (en) * | 2019-08-30 | 2019-12-20 | 宁夏天地奔牛实业集团有限公司 | Mechanized comprehensive mining system for non-coal mine |
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