CN220203902U - Synchronous slag removing device of tunnel boring machine and tunnel boring machine - Google Patents
Synchronous slag removing device of tunnel boring machine and tunnel boring machine Download PDFInfo
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- CN220203902U CN220203902U CN202321718837.0U CN202321718837U CN220203902U CN 220203902 U CN220203902 U CN 220203902U CN 202321718837 U CN202321718837 U CN 202321718837U CN 220203902 U CN220203902 U CN 220203902U
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- 239000002893 slag Substances 0.000 title claims abstract description 343
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 33
- 238000007599 discharging Methods 0.000 claims abstract description 47
- 239000000463 material Substances 0.000 claims abstract description 25
- 238000007790 scraping Methods 0.000 claims description 37
- 210000001503 joint Anatomy 0.000 claims description 15
- 239000003818 cinder Substances 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 8
- 239000013049 sediment Substances 0.000 description 7
- 230000005641 tunneling Effects 0.000 description 6
- 238000005507 spraying Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model relates to a synchronous slag removing device of a tunnel boring machine and the tunnel boring machine, wherein the synchronous slag removing device of the tunnel boring machine comprises a crushing device, a slag collecting and converting device and a slag discharging and conveying device, the crushing device is used for crushing slag materials on two sides of an inverted arch block at the bottom of a tunnel, the slag collecting and converting device is used for collecting the crushed slag materials and conveying the collected slag materials to a preset position, and the slag discharging and conveying device is used for conveying the slag materials at the preset position to the outside of the tunnel. The utility model can synchronously complete the crushing and slag removal functions of crushing, slag turning and slag conveying along with the tunnel boring machine.
Description
Technical Field
The utility model relates to the field of tunnel construction, in particular to a synchronous slag removing device of a tunnel boring machine and the tunnel boring machine.
Background
In the tunnel construction process of the open tunnel boring machine method, secondary lining treatment is usually carried out on the tunnel after the tunnel boring machine is constructed, and at the moment, the accumulated slag at the bottom of the tunnel after the tunnel boring machine is constructed and rebound materials of a mixed spraying system of the tunnel boring machine are cleaned firstly to carry out subsequent secondary lining work. Usually, the ring joint can be independently carried out at the rear part of a tunnel through which the tunnel boring machine passes or after the tunnel is communicated, slag materials are crushed by manually adopting the pneumatic pick, and the slag materials are manually collected and then conveyed out of the tunnel by means of a transport vehicle and the like in the tunnel, so that time and labor are wasted, other links of tunnel construction are possibly influenced, and the efficiency is low.
In recent years, with the improvement of tunnel construction methods, related methods for transferring slag materials through a continuous belt conveyor in a tunnel appear, but basically only the continuous belt conveyor in a tunnel is used for transferring the slag materials, and the rest of the procedures still need to be completed manually. Therefore, it is necessary to design a slag removing device capable of synchronously completing crushing, slag turning and slag conveying along with the tunnel boring machine.
Therefore, the inventor provides a synchronous slag removing device of a tunnel boring machine and the tunnel boring machine by virtue of experience and practice of related industries in many years, so as to overcome the defects of the prior art.
Disclosure of Invention
The utility model aims to provide a synchronous slag removing device of a tunnel boring machine and the tunnel boring machine, which can synchronously complete crushing, slag turning and slag conveying functions along with the tunnel boring machine.
The above object of the present utility model can be achieved by the following technical solutions:
the utility model provides a synchronous slag removing device of a tunnel boring machine, which comprises:
the crushing device is used for crushing slag materials on two sides of the inverted arch block at the bottom of the tunnel;
the slag collecting and converting device is used for collecting crushed slag and transferring the collected slag to a preset position;
the slag conveying device is used for conveying slag at a preset position out of the tunnel;
wherein, the crushing device, at least part of the slag separating and converting device and the slag conveying device can be arranged on a tail dragging platform of the tunnel boring machine.
In a preferred embodiment of the present utility model, the crushing device includes two crushing arms symmetrically disposed on both sides of the top surface of the tail dragging platform in the width direction.
In a preferred embodiment of the utility model, the slag collecting and converting device comprises a slag collecting device, a first slag removing belt conveyor and a second slag removing belt conveyor; the slag collecting device comprises a slag hopper and a straight arm crane, wherein the slag hopper is used for collecting slag materials crushed by the crushing device, the slag hopper can be hung at the hanging end of the straight arm crane, and the straight arm crane can transfer the slag hopper to the feeding end of the first slag removing belt conveyor; or the slag collecting device comprises a digging machine, the digging machine can scoop the slag crushed by the crushing device into a bucket of the slag collecting device, and the slag in the bucket can be transported to the feeding end of the first slag removing belt conveyor; the first slag removal belt conveyor is obliquely arranged in a mode that the discharging end of the first slag removal belt conveyor is higher than the feeding end of the first slag removal belt conveyor, the feeding end of the first slag removal belt conveyor is arranged on the tail dragging platform, and the discharging end of the first slag removal belt conveyor is arranged on the top of a tail trailer of the tunnel boring machine; the second slag removal belt conveyor is arranged at the top of the tail trailer, the feeding end of the second slag removal belt conveyor can be in butt joint with the discharging end of the first slag removal belt conveyor, and the discharging end of the second slag removal belt conveyor forms a preset position and can be in butt joint with the slag discharge conveying device.
In a preferred embodiment of the utility model, the first slag removal belt conveyor is arranged close to one side of the tail dragging platform in the width direction, the length direction of the first slag removal belt conveyor is arranged along the length direction of the tail dragging platform, the second slag removal belt conveyor is arranged along the width direction of the tail dragging platform, the crushing device is arranged close to the tail trailer, and the slag collecting device is arranged close to the feeding end of the first slag removal belt conveyor.
In a preferred embodiment of the utility model, the slag collecting and converting device comprises a slag scraping machine, a digging machine and a second slag removing belt conveyor, wherein the slag scraping machine and the digging machine are respectively positioned at two sides of the top surface of the tail dragging platform in the width direction; the slag scraper is obliquely arranged in a mode that the discharging end of the conveying belt is higher than the feeding end of the conveying belt, the feeding end of the conveying belt is arranged on the tail dragging platform, the discharging end of the conveying belt is arranged on the top of a tail trailer of the tunneling machine, and a scraper of the slag scraper can extend into one side of the bottom of the tunnel; the excavator can scoop the slag crushed by the crushing device on the other side of the bottom of the tunnel into the bucket of the excavator, and can transfer the slag in the bucket to the feeding end of the conveyer belt; the second slag removal belt conveyor is arranged at the top of the tail trailer, the feeding end of the second slag removal belt conveyor can be in butt joint with the discharging end of the slag scraping machine, and the discharging end of the second slag removal belt conveyor forms a preset position and can be in butt joint with the slag discharging conveying device.
In a preferred embodiment of the utility model, the slag scraping machine is arranged close to one side of the tail dragging platform in the width direction, the length direction of the slag scraping machine is arranged along the length direction of the tail dragging platform, the second slag cleaning belt machine is arranged along the width direction of the tail dragging platform, the crushing device is arranged close to the tail trailer, and the digging machine is arranged close to the feeding end of the slag scraping machine.
In a preferred embodiment of the present utility model, the slag discharging and conveying device includes a continuous belt conveyor, the continuous belt conveyor is arranged on one side wall of the tunnel, and the length direction of the continuous belt conveyor is arranged along the length direction of the tunnel; the discharging end of the second slag removing belt conveyor can be in butt joint with the conveying belt of the continuous belt conveyor, and the discharging end of the continuous belt conveyor can extend out of the tunnel.
In a preferred embodiment of the utility model, the slag conveying device comprises a slag car, a discharge hole is formed in the top of the tail trailer, the discharge end of the second slag removal belt conveyor is opposite to the discharge hole, and the slag car can move to the position right below the discharge hole and can move out of the tunnel through the tail dragging platform.
In a preferred embodiment of the utility model, both ends of the tail dragging platform are provided with slope surfaces, the top surface of the tail dragging platform is provided with a track piece, and the slag car can reciprocate on the upward arch blocks paved at the bottom of the tunnel and the track piece.
The utility model also provides a tunnel boring machine, which comprises a tail trailer, a tail dragging platform and the synchronous slag removing device of the tunnel boring machine, wherein the tail dragging platform is connected to the tail end of the tail trailer and can move along with the tail trailer.
By the above, the synchronous scarfing cinder device of tunnel boring machine and tunnel boring machine of this application can accomplish the scarfing cinder work of broken, commentaries on classics sediment and fortune sediment in step at its afterbody in the tunnel boring machine marcing, has saved solitary scarfing cinder link, uses mechanical equipment to accomplish most working contents simultaneously, reduces manual labor, improves constructor's operational environment, does not interfere with other working links of tunnel construction, solves the problem that the scarfing cinder of tunnel wastes time and energy, inefficiency among the prior art.
Drawings
The following drawings are only for purposes of illustration and explanation of the present utility model and are not intended to limit the scope of the utility model. Wherein:
fig. 1: the synchronous slag removing device of the tunnel boring machine is a structural schematic diagram on the side of the first slag removing belt conveyor.
Fig. 2: the structure schematic diagram of the synchronous slag removing device of the tunnel boring machine is provided on one side of the continuous belt conveyor.
Fig. 3: the utility model provides a top view of a synchronous slag removing device of a tunnel boring machine.
Fig. 4: is a cross-sectional view at A-A of fig. 1.
Fig. 5: is a cross-sectional view at B-B of fig. 1.
Fig. 6: is a cross-sectional view at C-C of fig. 1.
Fig. 7: the synchronous slag removing device of the tunnel boring machine is a sectional view of a slag conveying device when slag is removed.
Reference numerals illustrate:
1. a crushing mechanical arm; 11. crushing mechanical arm hydraulic pump station;
2. a slag bucket;
3. a straight arm crane; 31. a mounting platform; 32. straight arm crane hydraulic pump station;
4. a first slag removal belt conveyor; 41. a slag removal belt conveyor bracket;
5. a second slag removal belt conveyor;
61. a continuous belt conveyor; 62. slag car;
7. a tail dragging platform; 71. a third track;
8. tail trailer;
9. a camber block; 91. a first track; 92. and a second track.
Detailed Description
For a clearer understanding of technical features, objects, and effects of the present utility model, a specific embodiment of the present utility model will be described with reference to the accompanying drawings.
As shown in fig. 1 to 7, the present application provides a synchronous slag removal device of a tunnel boring machine, including:
the crushing device is used for crushing slag materials on two sides of the overhead arch 9 at the bottom of the tunnel;
the slag collecting and converting device is used for collecting crushed slag and transferring the collected slag to a preset position;
the slag conveying device is used for conveying slag at a preset position out of the tunnel;
wherein, the crushing device, at least part of the slag separating and converting device and the slag conveying device can be arranged on the tail dragging platform 7 of the tunnel boring machine.
The slag at the bottom of the tunnel specifically refers to the rebound material of the slag accumulation at the bottom of the tunnel after the tunnel boring machine passes through and the mixed spraying system of the tunnel boring machine (namely, the mixed spraying rebound material solidified at the bottom of the tunnel). The tail dragging platform 7 is connected to the tail end of the tail trailer 8 of the tunnel boring machine and can travel together with the tail trailer 8. During operation, the slag at the bottom of the tunnel is crushed by the crushing device, the crushed slag is collected by the slag collecting and converting device, and the collected slag is transferred to a preset position; and then the slag conveying device is used for conveying slag at a preset position out of the hole. The whole device is carried on a tail dragging platform 7 at the tail of the tunnel boring machine and advances together with the tunnel boring machine to realize the synchronous slag removal function.
Therefore, the synchronous slag removal device of the tunnel boring machine can synchronously complete slag removal work of crushing, slag turning and slag conveying at the tail part of the device in the advancing process of the tunnel boring machine, so that an independent slag removal link is omitted, meanwhile, most of work contents are completed by using mechanical equipment, manual labor is reduced, the working environment of constructors is improved, other working links of tunnel construction are not interfered, and the problems of time and labor waste and low efficiency in tunnel slag removal in the prior art are solved.
In a specific implementation, referring to fig. 1 to 3, the crushing device includes two crushing mechanical arms 1, and the two crushing mechanical arms 1 are symmetrically arranged at two sides of the top surface of the tail dragging platform 7 in the width direction.
The crushing mechanical arm 1 is used for crushing the mixed spraying rebound materials solidified at the bottom of the tunnel; two mounting seats are symmetrically arranged on the tail dragging platform 7 generally, and each crushing mechanical arm 1 is mounted on the corresponding mounting seat; the tail trailer 8 is internally provided with a crushing mechanical arm hydraulic pump station 11, and the crushing mechanical arm hydraulic pump station 11 is connected with the two crushing mechanical arms 1 and can drive the crushing mechanical arms 1 to act; the hydraulic pump station 11 of the crushing mechanical arm can drive the two crushing mechanical arms 1 to act simultaneously, and can also drive the two crushing mechanical arms 1 to act independently.
It can be understood that a pitching arch block 9 (precast concrete structure) is paved at the bottom of the tunnel, the pitching arch block 9 extends along the tunneling direction of the tunnel, the tail trailer 8 is a frame body structure with a wheel set at the bottom, and specifically comprises a cubic frame, a top plate arranged at the top of the frame and the wheel set arranged at the bottom of the frame, and the crushing mechanical arm hydraulic pump station 11 is arranged in the frame; two first rails 91 are symmetrically arranged on the inverted arch 9, each first rail 91 is arranged along the length direction of the inverted arch 9, and the tail trailer 8 walks on the inverted arch 9 through the wheel set at the bottom of the tail trailer.
The slag removing device in this embodiment is mainly used for crushing and cleaning slag in the two side areas of the overhead arch 9, that is, slag in the filling area M at two sides of the bottom of the tunnel shown in fig. 5, so that two crushing mechanical arms 1 are arranged at two sides of the tail dragging platform 7 in the width direction in this embodiment, and slag in the filling area at two sides of the bottom of the tunnel can be crushed respectively, which is simple and convenient.
In order to facilitate the slag collecting and transferring device to collect and transfer slag, the slag collecting and transferring device can adopt the following two structures:
first kind: the slag collecting and converting device comprises a slag collecting device, a first slag removing belt conveyor 4 and a second slag removing belt conveyor 5.
The slag collecting device is mainly used for collecting crushed slag and transferring the crushed slag to the feeding end of the first slag removing belt conveyor 4. The first slag removal belt conveyor 4 is obliquely arranged in a mode that the discharging end of the first slag removal belt conveyor is higher than the feeding end of the first slag removal belt conveyor, the feeding end of the first slag removal belt conveyor is arranged on the tail dragging platform 7, and the discharging end of the first slag removal belt conveyor is arranged on the top of a tail trailer 8 of the tunneling machine; the second slag removal belt conveyor 5 is arranged at the top of the tail trailer 8, the feeding end of the second slag removal belt conveyor can be in butt joint with the discharging end of the first slag removal belt conveyor 4, and the discharging end of the second slag removal belt conveyor forms a preset position and can be in butt joint with the slag discharge conveying device.
For example, the slag collecting device can be realized by the following steps: referring to fig. 1 to 6, the slag collecting device comprises a slag hopper 2 and a straight arm crane 3, wherein the slag hopper 2 is used for collecting slag materials crushed by the crushing device, the slag hopper 2 can be hung at the hanging end of the straight arm crane 3, and the straight arm crane 3 can transfer the slag hopper 2 to the feeding end of the first slag removal belt conveyor 4.
The tail dragging platform 7 is generally provided with a mounting platform 31, and the straight arm crane 3 is mounted on the mounting platform 31; the tail dragging platform 7 is also provided with a straight arm crane hydraulic pump station 32, and the straight arm crane hydraulic pump station 32 is connected with the straight arm crane 3; the number of the straight arm cranes 3 and the slag hoppers 2 is one; the slag hopper 2 is used for collecting accumulated slag, the straight arm crane 3 is used for transporting the slag hopper 2, and the first slag removal belt conveyor 4 and the second slag removal belt conveyor 5 are used for transporting slag.
During working, firstly, a crushing mechanical arm 1 is utilized to crush a certain range of concrete injection rebound materials and large rock slag materials in a tunnel at the tail part of a tunneling machine; then constructor can control straight arm crane 3 on mounting platform 31, first remove sediment fill 2 to broken slag charge position through straight arm crane 3, pack into sediment fill 2 through manual assistance with broken slag charge (alternatively, also can utilize equipment such as digger, grab bucket to assist pack into sediment fill 2 with the slag charge collection), the rethread straight arm crane 3 removes sediment fill 2 to the loading position of first scarfing cinder belt feeder 4 and emptys the slag charge on first scarfing cinder belt feeder 4.
The first slag removing belt conveyor 4 is fixed on one side of the tail dragging platform 7 through a slag removing belt conveyor support 41, and working spaces of the crushing mechanical arm 1 and the straight arm crane 3 are avoided. Slag is transported to a second slag removal belt conveyor 5 arranged at the top of a tail trailer 8 through a first slag removal belt conveyor 4, transported to a slag discharge conveying device through the second slag removal belt conveyor 5, and transported to the outside of a hole through the slag discharge conveying device so as to complete crushing and transportation of the slag. The tail dragging platform 7 is connected with the tail trailer 8, carries the slag removing equipment and advances together with the heading machine, so that synchronous slag removing work and tunneling are realized.
As another example, the slag collecting device may be implemented as follows: the slag collecting device comprises a digging machine, the digging machine can scoop the slag crushed by the crushing device into a bucket of the digging machine, and the slag in the bucket can be transported to the feeding end of the first slag removing belt conveyor 4.
In this way, only one excavator is used. The difference from the working process of the slag collecting device is mainly that after the slag is crushed by the crushing mechanical arm 1, the crushed slag is shoveled into the bucket by the excavator, and then the bucket is moved to the feeding position of the first slag removing belt conveyor 4 and poured onto the first slag removing belt conveyor 4.
In the first structure of the slag collecting and converting device, the components are preferably arranged in the following way: the first scarfing cinder belt conveyer 4 is close to the width direction one side of afterbody and drags platform 7 and arranges, and its length direction is along the length direction that afterbody drags platform 7, and the length direction that the second scarfing cinder belt conveyer 5 is along the width direction that afterbody drags platform 7 arranges, and breaker is close to afterbody trailer 8 and arranges, and collection sediment device is close to the material loading end of first scarfing cinder belt conveyer 4 and arranges.
Second kind: the slag collecting and converting device comprises a slag scraping machine, a digging machine and a second slag removing belt conveyor 5, wherein the slag scraping machine and the digging machine are respectively positioned at two sides of the top surface of the tail dragging platform 7 in the width direction.
The slag scraper is obliquely arranged in a mode that the discharging end of a conveying belt is higher than the feeding end of the conveying belt, the feeding end of the conveying belt is arranged on a tail dragging platform 7, the discharging end of the conveying belt is arranged on the top of a tail trailer 8 of the tunneling machine, and a scraping plate of the slag scraper can extend into one side of the bottom of a tunnel; the excavator can scoop the slag crushed by the crushing device on the other side of the bottom of the tunnel into the bucket of the excavator, and can transfer the slag in the bucket to the feeding end of the conveyer belt; the second slag removal belt conveyor 5 is arranged at the top of the tail trailer 8, the feeding end of the second slag removal belt conveyor can be in butt joint with the discharging end of the slag scraping machine, and the discharging end of the second slag removal belt conveyor forms a preset position and can be in butt joint with the slag discharge conveying device.
The slag scraping machine mainly comprises a scraping plate, a transmission device, a supporting frame, a conveying belt and the like, wherein the transmission device drives the scraping plate to move, waste slag is scraped out and conveyed onto the conveying belt, and the conveying belt conveys the waste slag to a designated position; the specific structure of the slag scraping machine is the prior art and is not described in detail herein. The slag scraping machine can collect and transport the slag on one side of the bottom of the tunnel, the number of the digging machines is one, and the slag can be collected along with the slag on the other side of the bottom of the tunnel and transferred to the slag scraping machine.
When the device works, firstly, slag at the bottom of a tunnel is crushed by utilizing the crushing mechanical arm 1; then the slag scraping machine scrapes out the slag materials after crushing one side of the bottom of the tunnel by utilizing a scraper plate of the slag scraping machine and sends the slag materials to a conveying belt of the slag scraping machine; and the crushed slag on the other side of the bottom of the tunnel is shoveled into a bucket of the scraper, and then the bucket is moved to a feeding position of a conveying belt of the slag scraping machine and poured onto the conveying belt of the slag scraping machine. The slag scraping machine is fixed on one side of the tail dragging platform 7 through a corresponding support, slag is conveyed to the second slag removing belt conveyor 5 through a conveying belt of the slag scraping machine, conveyed to a slag discharging conveying device through the second slag removing belt conveyor 5, and conveyed to the outside of a hole through the slag discharging conveying device so as to complete crushing and conveying of the slag.
In the second structure of the slag collecting and converting device, the components are preferably arranged in the following way: the slag scraping machine is arranged near one side of the tail dragging platform 7 in the width direction, the length direction of the slag scraping machine is arranged along the length direction of the tail dragging platform 7, the length direction of the second slag cleaning belt conveyor 5 is arranged along the width direction of the tail dragging platform 7, the crushing device is arranged near the tail trailer 8, and the digging machine is arranged near the feeding end of the slag scraping machine.
Further, in order to facilitate transporting the slag out of the hole, the slag conveying device may adopt the following two structures:
first kind: the slag discharging and conveying device comprises a continuous belt conveyor 61, wherein the continuous belt conveyor 61 is arranged on one side wall of a tunnel, and the length direction of the continuous belt conveyor 61 is arranged along the length direction of the tunnel; the discharge end of the second slag removal belt conveyor 5 can be in butt joint with the conveying belt of the continuous belt conveyor 61, and the discharge end of the continuous belt conveyor 61 can extend out of the tunnel.
Wherein the continuous belt conveyor 61 is synchronously prolonged along with the advancing of the tunnel boring machine, and the continuous belt conveyor 61 is continuously supported on the tunnel wall and then prolonged in the advancing process of the tunnel boring machine. When the continuous belt conveyor 61 and the first slag removing belt conveyor 4 or the slag scraping machine are installed, the continuous belt conveyor 61 and the first slag removing belt conveyor 4 or the slag scraping machine are respectively positioned at two sides of a tunnel, slag materials conveyed by the second slag removing belt conveyor 5 are conveyed to the continuous belt conveyor 61, and then the continuous belt conveyor 61 conveys the slag materials to the outside of the tunnel.
Second, referring to fig. 7, the slag conveying device includes a slag car 62, a discharge hole is formed in the top of the tail trailer 8, the discharge end of the second slag removal belt conveyor 5 is opposite to the discharge hole, and the slag car 62 can move to the position right below the discharge hole and can move to the outside of the tunnel through the tail dragging platform 7.
Specifically, both ends of the tail dragging platform 7 are provided with slope surfaces, the top surface of the tail dragging platform 7 is provided with a track piece, and the slag car 62 can reciprocate on the inverted arch 9 paved at the bottom of the tunnel and the track piece.
The whole tail dragging platform 7 is a flat plate support frame with a wheel set at the bottom, and the wheel set can move on the first track 91 on the inverted arch block 9, and is in common with the tail trailer 8, and walks on the inverted arch block 9 to follow the tail trailer 8 of the tunnel boring machine to advance synchronously. Two second rails 92 are provided on the inverted arch 9 within the two first rails 91, and the wheel set at the bottom of the slag car 62 can move on the second rails 92. Two third rails 71 (i.e., the rail members described above) are provided on the tail dragging platform 7, the two third rails 71 are disposed directly above the two second rails 92 and are disposed vertically opposite to each other, and the slag car 62 can move on the two third rails 71. A discharging hole is formed in the top plate of the tail trailer 8, the discharging hole is located at the center of the width direction of the top plate, and the length of the second slag removal belt conveyor 5 is relatively short, so that the discharging end of the second slag removal belt conveyor 5 is just located at the center of the width direction of the tail trailer 8 and is opposite to the discharging hole.
When the slag car 62 runs into the frame of the tail trailer 8, moves to the position right below the discharge hole on the second rail 92 to receive slag, and after the slag conveyed by the second slag removal belt conveyor 5 is received, the slope surface at one end of the tail dragging platform 7 goes up to the tail dragging platform 7, continues to move along the third rail 71, and then moves out of the tunnel hole along the second rail 92 on the second rail 92 of the inverted arch block 9 through the slope surface at the other end of the tail dragging platform 7.
In summary, compared with the existing construction scheme, the synchronous slag removal device in the embodiment can follow the tail of the tunnel boring machine and advance along with the tunnel boring machine, and mechanical equipment comprising the crushing mechanical arm 1, the straight arm crane 3, the slag removal belt conveyor and the like is used for completing crushing slag removal synchronous with tunnel boring in the process. The independent slag removal link is omitted, the manual labor is reduced, the working environment of constructors is improved, and the efficiency of tunnel construction is improved.
Furthermore, the application also provides a tunnel boring machine, including afterbody trailer 8, afterbody drag platform 7 and foretell tunnel boring machine synchronous slag removal device, afterbody drag platform 7 connects at the tail end of afterbody trailer 8 and can march along with afterbody trailer 8.
The tunnel boring machine is provided with the synchronous slag removing device of the tunnel boring machine, has the effects of the synchronous slag removing device, and is not repeated herein in the specific working process.
The foregoing is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model. Any equivalent changes and modifications can be made by those skilled in the art without departing from the spirit and principles of this utility model, and are intended to be within the scope of this utility model.
Claims (10)
1. Synchronous scarfing cinder device of tunnel boring machine, characterized by, include:
the crushing device is used for crushing slag materials on two sides of the inverted arch block at the bottom of the tunnel;
the slag collecting and converting device is used for collecting crushed slag and transferring the collected slag to a preset position;
the slag conveying device is used for conveying slag at a preset position out of the tunnel;
wherein the crushing device, at least part of the slag collecting and converting device and the slag discharging and conveying device can be arranged on a tail dragging platform (7) of the tunnel boring machine.
2. A synchronous slag removal device of a tunnel boring machine according to claim 1, wherein,
the crushing device comprises two crushing mechanical arms (1), wherein the two crushing mechanical arms (1) are symmetrically arranged on two sides of the top surface of the tail dragging platform (7) in the width direction.
3. A synchronous slag removal device of a tunnel boring machine according to claim 1, wherein,
the slag collecting and converting device comprises a slag collecting device, a first slag removing belt conveyor (4) and a second slag removing belt conveyor (5);
the slag collecting device comprises a slag hopper (2) and a straight arm crane (3), wherein the slag hopper (2) is used for collecting slag materials crushed by the crushing device, the slag hopper (2) can be hung at the hanging end of the straight arm crane (3), and the straight arm crane can transfer the slag hopper (2) to the feeding end of the first slag cleaning belt conveyor (4); or the slag collecting device comprises a digging machine, the digging machine can scoop the slag crushed by the crushing device into a bucket of the slag collecting device, and can transfer the slag in the bucket to a feeding end of the first slag removing belt conveyor (4);
the first slag removal belt conveyor (4) is obliquely arranged in a mode that the discharging end of the first slag removal belt conveyor is higher than the feeding end of the first slag removal belt conveyor, the feeding end of the first slag removal belt conveyor is arranged on the tail dragging platform (7), and the discharging end of the first slag removal belt conveyor is arranged on the top of a tail trailer (8) of the tunnel boring machine; the second slag removal belt conveyor (5) is arranged at the top of the tail trailer (8), the feeding end of the second slag removal belt conveyor can be in butt joint with the discharging end of the first slag removal belt conveyor (4), and the discharging end of the second slag removal belt conveyor forms the preset position and can be in butt joint with the slag discharge conveying device.
4. A synchronous slag removal device of a tunnel boring machine according to claim 3,
the first slag removal belt conveyor (4) is close to one side of the tail dragging platform (7) in the width direction, the length direction of the first slag removal belt conveyor is along the length direction of the tail dragging platform (7), the length direction of the second slag removal belt conveyor (5) is along the width direction of the tail dragging platform (7), the crushing device is close to the tail trailer (8), and the slag collecting device is close to the feeding end of the first slag removal belt conveyor (4).
5. A synchronous slag removal device of a tunnel boring machine according to claim 1, wherein,
the slag collecting and converting device comprises a slag scraping machine, a digging machine and a second slag removing belt machine (5), wherein the slag scraping machine and the digging machine are respectively positioned at two sides of the top surface of the tail dragging platform (7) in the width direction;
the slag scraping machine is obliquely arranged in a mode that the discharging end of a conveying belt is higher than the feeding end of the conveying belt, the feeding end of the conveying belt is arranged on the tail dragging platform (7), the discharging end of the conveying belt is arranged at the top of a tail trailer (8) of the tunnel boring machine, and a scraping plate of the slag scraping machine can extend into one side of the bottom of a tunnel; the excavator can scoop the slag crushed by the crushing device on the other side of the bottom of the tunnel into a bucket of the excavator, and can transfer the slag in the bucket to a feeding end of the conveying belt;
the second slag removal belt conveyor (5) is arranged at the top of the tail trailer (8), the feeding end of the second slag removal belt conveyor can be in butt joint with the discharging end of the slag scraping machine, and the discharging end of the second slag removal belt conveyor forms the preset position and can be in butt joint with the slag discharging conveying device.
6. A synchronous slag removal device of a tunnel boring machine according to claim 5, wherein,
the slag scraping machine is arranged close to one side of the tail dragging platform (7) in the width direction, the length direction of the slag scraping machine is along the length direction of the tail dragging platform (7), the length direction of the second slag cleaning belt conveyor (5) is along the width direction of the tail dragging platform (7), the crushing device is arranged close to the tail trailer (8), and the digging machine is arranged close to the feeding end of the slag scraping machine.
7. A synchronous slag removal device of a tunnel boring machine according to any one of claims 3 to 6,
the slag discharging and conveying device comprises a continuous belt conveyor (61), wherein the continuous belt conveyor (61) is arranged on one side wall of a tunnel, and the length direction of the continuous belt conveyor (61) is arranged along the length direction of the tunnel; the discharging end of the second slag removing belt conveyor (5) can be in butt joint with the conveying belt of the continuous belt conveyor (61), and the discharging end of the continuous belt conveyor (61) can extend out of the tunnel.
8. A synchronous slag removal device of a tunnel boring machine according to any one of claims 3 to 6,
the slag discharging and conveying device comprises a slag car (62), a discharging hole is formed in the top of the tail trailer (8), the discharging end of the second slag removing belt conveyor (5) is opposite to the discharging hole, and the slag car (62) can move to the position right below the discharging hole and can move out of a tunnel through the tail dragging platform (7).
9. A synchronous slag removal device of a tunnel boring machine as set forth in claim 8, wherein,
the two ends of the tail dragging platform (7) are respectively provided with a slope surface, the top surface of the tail dragging platform (7) is provided with a track piece, and the slag car (62) can reciprocate on the inverted arch blocks (9) paved at the bottom of the tunnel and the track piece.
10. A tunnel boring machine, characterized in that it comprises a tail trailer (8), a tail dragging platform (7) and a synchronous slag removal device for tunnel boring machine according to any one of claims 1-9, the tail dragging platform (7) being connected to the tail end of the tail trailer (8) and being able to travel with the tail trailer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321718837.0U CN220203902U (en) | 2023-07-03 | 2023-07-03 | Synchronous slag removing device of tunnel boring machine and tunnel boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321718837.0U CN220203902U (en) | 2023-07-03 | 2023-07-03 | Synchronous slag removing device of tunnel boring machine and tunnel boring machine |
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| Publication Number | Publication Date |
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| CN220203902U true CN220203902U (en) | 2023-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202321718837.0U Active CN220203902U (en) | 2023-07-03 | 2023-07-03 | Synchronous slag removing device of tunnel boring machine and tunnel boring machine |
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| Country | Link |
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| CN (1) | CN220203902U (en) |
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