CN111891656A - Heading machine and slag discharging device thereof - Google Patents
Heading machine and slag discharging device thereof Download PDFInfo
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- CN111891656A CN111891656A CN202011011351.4A CN202011011351A CN111891656A CN 111891656 A CN111891656 A CN 111891656A CN 202011011351 A CN202011011351 A CN 202011011351A CN 111891656 A CN111891656 A CN 111891656A
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- belt
- conveying belt
- roller
- support
- vertical shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/02—Belt- or chain-engaging elements
- B65G23/04—Drums, rollers, or wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/52—Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a heading machine and a slag discharging device thereof, wherein the slag discharging device comprises a winch and a belt conveyor for conveying slag from the inside to the outside of a vertical shaft, the belt conveyor comprises a conveying belt, a nose part placed on a supporting platform outside the vertical shaft, a tail part positioned in the vertical shaft and a first steering part for steering the conveying belt from the outside of the vertical shaft to the inside of the vertical shaft, the tail part is fixed at the heading end of the heading machine through a tail frame, and the winch is connected with a movable support at the nose part through a steel wire rope; in the tunneling process of the tunneling machine, the tail part of the belt conveyor moves along the tunneling direction along with the tunneling machine, and meanwhile, the steel wire rope is synchronously discharged through the winch, so that the head part of the belt conveyor moves towards the wellhead of the vertical shaft, the conveying belt in the vertical shaft is extended, and the construction efficiency and the safety can be improved.
Description
Technical Field
The invention relates to the technical field of shaft construction, in particular to a slag discharging device of a heading machine. In addition, the invention also relates to a heading machine comprising the slag tapping device.
Background
In underground space engineering, projects of vertical deep wells are gradually increased due to the advantages of small occupied area, high space utilization rate and the like. The mode of slagging tap mainly adopts the portal frame to promote the sediment fill and slag tap at present, because the discontinuity of sediment fill promotion, the efficiency of slagging tap often is lower to there is the risk that the stone dropped.
Therefore, how to improve the efficiency and safety of shaft deslagging is a technical problem to be solved by those skilled in the art at present.
Disclosure of Invention
The invention aims to provide a slag discharging device of a heading machine, wherein a conveying belt for conveying slag soil can be synchronously lowered along with the heading of the heading machine, the purpose that the conveying belt extends along the heading direction is realized, and the construction efficiency and the safety can be improved. Another object of the invention is to provide a heading machine comprising the slag tapping device.
In order to solve the technical problems, the invention provides a slag discharging device of a heading machine, which comprises a winch and a belt conveyor for conveying slag from the inside to the outside of a vertical shaft, wherein the belt conveyor comprises a conveying belt for bearing and conveying the slag, a nose part and a tail part which are respectively positioned at two ends of the conveying belt, the nose part comprises a movable support which is arranged on a supporting platform outside the vertical shaft and can move transversely and a first roller which is arranged on the movable support and is wrapped by the conveying belt, the tail part is positioned in the vertical shaft and comprises a tail frame which is fixed at the digging end of the heading machine and a second roller which is arranged on the tail frame and is wrapped by the conveying belt, a first steering part which is used for steering the conveying belt from the outside of the vertical shaft to the inside of the vertical shaft is arranged at the position of the supporting platform close to the well mouth of the vertical shaft, the winch is fixed on the supporting platform and is, the winch is connected with the movable support through a steel wire rope.
Preferably, a motor for driving the first roller to rotate is mounted on the movable support, the first roller is a driving roller for driving the conveying belt to circularly run, the second roller is a driven roller, and a protective cover is arranged outside the first roller.
Preferably, the conveyor belt is a corrugated rib conveyor belt.
Preferably, the first steering portion includes a first direction-changing pressing wheel and a convex arc-shaped first direction-changing support, the first direction-changing pressing wheel is located below the conveying belt and used for tensioning the lower layer of the conveying belt, and the first direction-changing support is located on the inner side of the conveying belt and used for tensioning the upper layer of the conveying belt.
Preferably, the supporting platform is provided with a transverse rail, and the bottom of the movable support is provided with a roller matched with the rail.
Preferably, a horizontal carrier roller frame and a horizontal carrier roller group which can be quickly disassembled and assembled and are used for supporting and tensioning the conveying belt are arranged on the supporting platform and between the nose part and the steering part.
Preferably, a quick-detachable anti-shaking support is arranged inside the conveying belt between the first steering part and the tail part.
Preferably, the conveyor belt between the first steering portion and the tail portion is vertically arranged, the conveyor belt at the tail portion is horizontally arranged, and a second steering portion for enabling the conveyor belt to be horizontally steered from the vertical direction is fixed on the tail frame.
Preferably, the second steering portion includes a second redirecting support fixedly connected to the tailstock, redirecting supporting rollers mounted on the second redirecting support, and a second redirecting pressing wheel, the second redirecting support is in a concave arc shape and located on the inner side of the conveying belt, the redirecting supporting rollers are arranged along the second redirecting support and press the lower layer of the conveying belt, and the second redirecting pressing wheel is located above the conveying belt and presses the upper layer of the conveying belt.
The invention also provides a heading machine comprising the slag discharging device.
The invention provides a slag discharging device of a heading machine, which comprises a winch and a belt conveyor for conveying slag soil from inside to outside of a vertical shaft, wherein the belt conveyor comprises a conveying belt for bearing and conveying the slag soil, a nose part and a tail part which are respectively positioned at two ends of the conveying belt, the nose part comprises a movable support which is placed on a supporting platform outside the vertical shaft and can move transversely, and a first roller which is arranged on the movable support and is wrapped by the conveying belt, the tail part is positioned in the vertical shaft and comprises a tail frame which is fixed at the heading end of the heading machine and a second roller which is arranged on the tail frame and is wrapped by the conveying belt, a first steering part which is arranged at the position of the supporting platform close to the vertical shaft and is used for steering the conveying belt from the outside of the vertical shaft to the inside of the vertical shaft is arranged, the winch is fixed on the supporting platform.
In the tunneling process of the tunneling machine, the tail part of the belt conveyor moves along the tunneling direction along with the tunneling machine, and meanwhile, the steel wire rope is synchronously discharged through the winch, so that the head part of the belt conveyor moves towards the wellhead of the vertical shaft, and the conveying belt in the vertical shaft is extended. The steel wire rope is in a tensioning state at any time in the process, so that the conveying belt is always in the tensioning state, and normal slag discharge of the belt conveyor is guaranteed.
In conclusion, the slag discharging device of the heading machine provided by the invention is simple in structure and simple and convenient to operate, the conveying belt can be synchronously lowered along with the heading of the heading machine, the purpose that the belt extends along the heading direction is realized, and the construction efficiency and the safety can be improved.
The heading machine provided by the invention comprises the slag tapping device, and the heading machine also has the same technical effects due to the technical effects of the slag tapping device, so that the heading machine is not described in detail.
Drawings
Fig. 1 is an exploded view of one embodiment of a slag tapping device of a heading machine according to the present invention;
FIG. 2 is an enlarged schematic view of the nosepiece of FIG. 1;
fig. 3 is an enlarged schematic view of the tail portion of the machine of fig. 1.
The drawings are numbered as follows:
the device comprises a supporting platform 1, a winch 2, a conveying belt 3, a movable support 4, a first roller 5, a tail frame 6, a second roller 7, a protective cover 8, rollers 9, a horizontal roller frame 10, a horizontal roller group 11, a first direction-changing support 12, an anti-shaking support 13, a second direction-changing pressing wheel 14, a direction-changing supporting roller 15 and a second direction-changing support 16.
Detailed Description
The core of the invention is to provide a slag discharging device of the heading machine, a conveying belt for conveying slag soil can be synchronously lowered along with the heading of the heading machine, the purpose of extending the conveying belt along the heading direction is realized, and the construction efficiency and the safety can be improved. The invention also provides a heading machine comprising the slag tapping device.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 3, fig. 1 is an exploded schematic view of a slag tapping device of a heading machine according to an embodiment of the present invention; FIG. 2 is an enlarged schematic view of the nosepiece of FIG. 1; fig. 3 is an enlarged schematic view of the tail portion of the machine of fig. 1.
The slag discharging device of the heading machine mainly comprises a belt conveyor used for conveying slag from the inside to the outside of a vertical shaft and a winch 2 arranged outside the vertical shaft, wherein the belt conveyor specifically comprises a conveying belt 3 used for bearing and conveying the slag, a nose part and a tail part which are respectively arranged at two ends of the conveying belt 3, the nose part mainly comprises a first roller 5 wrapped by the conveying belt 3 and a movable support 4 used for installing the first roller 5, the movable support 4 is arranged on a supporting platform 1 outside the vertical shaft and can transversely move along the extending direction of the conveying belt 3, the tail part is arranged in the vertical shaft and mainly comprises a second roller 7 wrapped by the conveying belt 3 and a tail frame 6 used for installing the second roller 7, the first roller 5 and the second roller 7 respectively support two ends of the conveying belt 3, the tail frame 6 is fixed at the heading end of the heading machine and can move along the heading direction along with the heading machine, the position that supporting platform 1 is close to the shaft well head is equipped with and makes conveyer belt 3 turn to the first portion of turning to in the shaft by the shaft outward, and first portion of turning to can support the middle part of conveyer belt 3, and hoist engine 2 is fixed on supporting platform 1 and is kept away from the shaft well head, and hoist engine 2 passes through wire rope and links to each other with movable support 4, and when wire rope was in taut state, conveyer belt 3 was in the tensioning state.
In the tunneling process of the tunneling machine, the tail part of the belt conveyor moves along the tunneling direction along with the tunneling machine, and simultaneously the steel wire rope is synchronously discharged through the winch 2, so that the head part of the belt conveyor moves towards the mouth of the shaft well, and the conveying belt 3 in the shaft well is extended. The steel wire rope is in a tensioning state at any time in the process, so that the conveying belt 3 is always in the tensioning state, and normal slag discharge of the belt conveyor is guaranteed.
In conclusion, the slag discharging device of the heading machine provided by the invention has the advantages that the structure is simple, the occupied space is small, the purpose that the conveying belt 3 vertically extends along with the heading of the heading machine can be realized without connecting the conveying belt 3, the operation is simple and convenient, the construction efficiency and the safety can be improved to a greater extent, and the practicability is stronger.
On the basis of the above specific embodiment, in the slag discharging device provided by the invention, the belt conveyor conveys the slag generated by tunneling to the outside of the vertical shaft through the conveyor belt 3, specifically, a motor for driving the first roller 5 to rotate can be arranged at the head of the shaft, that is, the first roller 5 is arranged as a driving roller for driving the conveyor belt 3 to circularly operate, and the second roller 7 is arranged as a driven roller, as shown in fig. 1, the slag in the vertical shaft falls on the conveyor belt 3 at the head of the shaft, and when the belt conveyor operates, the motor drives the first roller 5 to drive the conveyor belt 3 to clockwise rotate, so that the slag is conveyed from bottom to top to the outside of the vertical shaft.
Wherein, in order to improve the installation of the equipment, a protective cover 8 can be arranged outside the first roller 5. In order to facilitate the connection of the head part and the hoist 2, a hanger can be arranged on the protective cover 8 as a traction point of the hoist 2.
Of course, it is also possible to provide the second roller 7 as a driving roller and the first roller 5 as a driven roller, and it is also within the scope of the present invention.
Optionally, conveyer belt 3 is ripple flange conveyer belt 3, has the fill groove that can hold the dregs, and the preferred slope to 3 circulation directions of conveyer belt in fill groove, and dregs transport ability is strong and difficult unrestrained.
On the basis of the above specific embodiment, the conveying belt 3 is turned to the shaft from the outside of the shaft through the first turning portion, optionally, the first turning portion specifically includes a first turning pressing wheel and a convex arc-shaped first turning support 12, the first turning pressing wheel is located below the conveying belt 3 at the turning position, a lower layer of the conveying belt 3 is pressed on the first turning pressing wheel, the first turning support 12 is located on the inner side of the conveying belt 3, an upper layer of the conveying belt 3 is pressed on the first turning support 12, namely, the lower layer of the conveying belt 3 is tensioned through the first turning pressing wheel, and the upper layer of the conveying belt 3 is tensioned through the first turning support 12. Preferably, the first direction-changing pressure wheel is rotatably connected with the supporting platform 1 to reduce the friction resistance when the conveying belt 3 is driven.
On the basis of each specific embodiment, in order to facilitate the movement of the head part to the shaft well mouth during tunneling, a transverse track can be arranged on the supporting platform 1, meanwhile, a roller 9 matched with the track is arranged at the bottom of the movable support 4, when the winch 2 releases the steel wire rope, the roller 9 supports the movable support 4 to move to the shaft well mouth along the track, the moving resistance is small, and the track can guide the movement of the movable support 4.
Further, according to the slag discharging device provided by the invention, the part of the conveying belt 3, which is positioned outside the vertical shaft, is generally horizontally arranged, in order to enable the conveying belt 3 to smoothly circulate and ensure the bearing capacity of the conveying belt 3, a horizontal carrier roller frame 10 and a horizontal carrier roller group 11 are preferably arranged between the machine head part and the steering part, the horizontal carrier roller frame 10 is arranged on the supporting platform 1 and is positioned below the horizontal section of the conveying belt 3, the horizontal carrier roller group 11 is arranged on the horizontal carrier roller frame 10 and is positioned at the inner side of the section of the conveying belt 3, and the horizontal discharging section of the conveying belt 3 can be supported and tensioned through the horizontal carrier roller group 11.
Specifically, a plurality of horizontal carrier roller frames 10 may be disposed on the supporting platform 1, and the plurality of horizontal carrier roller frames 10 are disposed at intervals along the extending direction of the conveying belt 3.
The horizontal section roller frame is a structure capable of sliding transversely or being disassembled and assembled quickly so as not to influence the movement of the head part when in tunneling.
Further, in order to improve the stability of the conveyor belt 3, an anti-shaking support 13 may be disposed inside a suspension section of the conveyor belt 3 between the first steering portion and the tail portion, preferably, the anti-shaking support 13 is a structure capable of being quickly disassembled and assembled, when the conveyor belt 3 is synchronously lowered along with the driving of the heading machine, the conveyor belt 3 in the shaft is continuously extended, and the anti-shaking support 13 may be additionally mounted on the inner side of the extended conveyor belt 3.
On the basis of the above embodiments, in the slag tapping device provided by the invention, in order to conveniently receive the slag, the conveyor belt 3 at the tail part is preferably horizontally arranged, and due to the limitation of the internal space of the shaft, the conveyor belt 3 between the first steering part and the tail part is generally vertically arranged, so that a second steering part for turning the conveyor belt 3 from vertical to horizontal needs to be arranged at a position close to the tail part.
Specifically, the second steering portion may include a second redirecting support 16, redirecting supporting rollers 15 and a second redirecting pressing wheel 14, the redirecting supporting rollers 15 and the second redirecting pressing wheel 14 are mounted on the second redirecting support 16, the second redirecting support 16 is in a concave arc shape and may be directly connected to the heading end of the heading machine or fixed to the tail frame 6, the second redirecting support 16 is located on the inner side of the conveyor belt 3, the redirecting supporting rollers 15 are arranged along the second redirecting support 16 and press the lower layer of the conveyor belt 3, and the second redirecting pressing wheel 14 is located above the conveyor belt 3 at the steering position and presses the upper layer of the conveyor belt 3.
In conclusion, in the slag discharging device of the heading machine, the tail frame 6 moves along with the heading machine in the heading process of the heading machine to drive the second roller 7, the material receiving section of the conveyor belt 3, the second bend-changing support 16, the second bend-changing pressing wheel 14 and the bend-changing carrier roller 15 to move, the winch 2 fixed at one end of the supporting platform 1 outside the shaft synchronously discharges a steel wire rope, the movable support 4, the first roller 5 and the protective cover 8 at the head part of the machine move forwards along the track towards the wellhead, the horizontal carrier roller frame 10 and the horizontal carrier roller group 11 can simultaneously slide forwards or be detached, the conveyor belt 3 in the shaft is extended, and the anti-shaking support 13 can be additionally arranged at the suspended section of the conveyor belt 3 after the extension, so that the function of preventing the conveyor belt 3 in the shaft from shaking is achieved. In the process, the total length of the conveying belt 3 of the belt conveyor is invariable all the time, and the conveying belt 3 is always in a tensioning state due to the constant tensioning of the steel wire rope and the combined action of the first steering part and the second steering part, so that the normal slag discharge of the belt conveyor is ensured.
In addition to the above slag tapping device, a heading machine including the above slag tapping device is provided in the embodiments of the present invention, and the structure of other parts of the heading machine refers to the prior art and is not described herein again.
In the description of the present application, it is to be understood that the terms "upper", "lower", "inner", "outer", "vertical", "horizontal", and the like, indicate orientations and relationships based on the orientations and positional relationships shown in the drawings, are used for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
In addition, the embodiments in the specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant part can be referred to the method part for description.
The heading machine and the slag discharging device thereof provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. The slag discharging device of the heading machine is characterized by comprising a winch (2) and a belt conveyor used for conveying slag soil outwards from a vertical shaft, wherein the belt conveyor comprises a conveying belt (3) used for bearing and conveying the slag soil, a nose part and a tail part which are respectively positioned at two ends of the conveying belt (3), the nose part comprises a movable support (4) which is placed on a supporting platform (1) outside the vertical shaft and can move transversely, and a first roller (5) which is installed on the movable support (4) and is wrapped by the conveying belt (3), the tail part is positioned in the vertical shaft and comprises a tail frame (6) fixed at the heading end of the heading machine and a second roller (7) which is installed on the tail frame (6) and is wrapped by the conveying belt (3), a first steering part which enables the conveying belt (3) to steer from the outside of the vertical shaft to the inside of the vertical shaft is arranged at the position, close to a well mouth, of the supporting platform (1), the winch (2) is fixed on the supporting platform (1) and is far away from a shaft well mouth, and the winch (2) is connected with the movable support (4) through a steel wire rope.
2. The slag tapping device according to claim 1, wherein the movable support (4) is provided with a motor for driving the first roller (5) to rotate, the first roller (5) is a driving roller for driving the conveying belt (3) to circularly run, the second roller (7) is a driven roller, and a protective cover (8) is arranged outside the first roller (5).
3. Tapping device according to claim 2, wherein the conveyor belt (3) is a corrugated rib conveyor belt.
4. The tapping device according to claim 2, wherein the first diverting section comprises a first diverting pulley located below the conveyor belt (3) for tensioning the lower layer of the conveyor belt (3) and a convexly curved first diverting support (12) located inside the conveyor belt (3) for tensioning the upper layer of the conveyor belt (3).
5. Tapping device according to claim 1, wherein the support platform (1) is provided with a transverse rail, and the bottom of the movable carriage (4) is provided with rollers (9) matching the rail.
6. Slag tapping device according to claim 1, wherein a horizontal idler rack (10) and a horizontal idler set (11) are arranged on the support platform (1) between the nose part and the turning part, which can be quickly disassembled and assembled and are used for supporting and tensioning the conveyor belt (3).
7. Slag tapping device according to claim 6, wherein a quick-release anti-sway support (13) is provided inside the conveyor belt (3) between the first turning section and the tail section.
8. The tapping device according to any one of the claims 1 to 7, wherein the conveyor belt (3) between the first turning section and the tail section is arranged vertically, the conveyor belt (3) at the tail section is arranged horizontally, and a second turning section for turning the conveyor belt (3) from vertical to horizontal is fixed on the tailstock (6).
9. The slag tapping device according to claim 8, wherein the second steering portion comprises a second redirecting support (16) fixedly connected with the tail stock (6), redirecting supporting rollers (15) mounted on the second redirecting support (16) and a second redirecting pressing wheel (14), the second redirecting support (16) is in a concave arc shape and is positioned on the inner side of the conveying belt (3), the redirecting supporting rollers (15) are arranged along the second redirecting support (16) and press the lower layer of the conveying belt (3), and the second redirecting pressing wheel (14) is positioned above the conveying belt (3) and presses the upper layer of the conveying belt (3).
10. A heading machine comprising a tapping device according to any one of claims 1 to 9.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020100849555 | 2020-02-10 | ||
| CN202010084955.5A CN111285024A (en) | 2020-02-10 | 2020-02-10 | Heading machine and slag discharging device thereof |
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| Publication Number | Publication Date |
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| CN111891656A true CN111891656A (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010084955.5A Pending CN111285024A (en) | 2020-02-10 | 2020-02-10 | Heading machine and slag discharging device thereof |
| CN202011011351.4A Pending CN111891656A (en) | 2020-02-10 | 2020-09-23 | Heading machine and slag discharging device thereof |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010084955.5A Pending CN111285024A (en) | 2020-02-10 | 2020-02-10 | Heading machine and slag discharging device thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112849953B (en) * | 2020-12-31 | 2023-11-03 | 中国人民解放军96608部队 | Continuous slag discharging device for vertical shaft and slag discharging construction method thereof |
| CN114735402B (en) * | 2022-05-18 | 2024-01-09 | 宁夏天地西北煤机有限公司 | Belt loosening device of belt conveyor |
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| CN111285024A (en) | 2020-06-16 |
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