Combined type slag removal device for TBM (Tunnel Boring Machine) tunneling

Abstract

The invention relates to the field of tunnel engineering auxiliary devices, and discloses a combined type TBM tunneling slag removal device which comprises a bottom plate, one side of the bottom plate is connected with a functional box, and the functional box is internally connected with a functional mechanism; the temporary storage box is fixedly connected to the middle of the bottom plate, one side of the temporary storage box is fixedly connected with an execution box fixedly connected with the bottom plate, and a vertical conveyor is connected into the temporary storage box; by means of mutual cooperation of a plurality of devices, periodic rapid excavation can be carried out, meanwhile, the materials are dumped into the temporary storage box and collected, then the materials are conveyed through the vertical conveyor and the guide plate, and the materials are conveyed through the vertical conveyor and the guide plate, so that the materials can be conveniently and rapidly excavated. And stubborn or large rocks can be cleaned, the cleaning work can be rapidly carried out, meanwhile, entering of other machines is reduced, and the working requirement is met.

Description

Technical Field

[0001] The invention relates to the field of tunnel engineering auxiliary devices, and in particular to a composite slag removal device for TBM excavation. Background Art

[0002] TBM is a tunnel boring machine, which is divided into open tunnel boring machine and shield tunnel boring machine. The construction processes such as excavation, support and slag discharge are carried out in parallel and continuously. It is a factory-based assembly line tunnel construction equipment integrating mechanical, electrical, hydraulic, optical and gas systems. It has the advantages of fast excavation speed, environmental protection and high comprehensive benefits. It can realize the construction of deep-buried long tunnels in complex geographical features that are difficult to achieve with traditional drilling and blasting methods. Its application in China's railway, hydropower, transportation, mining, municipal and other tunnel projects is growing rapidly. During excavation, the soil excavated from the front end is transported outward through subsequent conveyor belts or dump trucks, but in the process of transportation, it is inevitable that rocks or soil fall to the ground and form obstacles.

[0003] Existing institutions generally use manual excavation, and then transport or use sweepers for continuous cleaning. However, for larger rocks or other debris, other devices are needed to transport them again, which affects the entire cleaning process and cannot adapt well to fast work. Summary of the invention

[0004] In order to solve the technical problem of not being able to adapt well to cleaning, the present invention provides a composite TBM excavation slag cleaning device.

[0005] The present invention is implemented by the following technical scheme: a composite TBM excavation slag cleaning device, comprising: a base plate, one side of the base plate is connected to a function box, and a function mechanism is connected to the function box; a temporary storage box, which is fixedly connected to the middle of the base plate, one side of which is fixedly connected to an execution box fixedly connected to the base plate, and a vertical conveyor is connected to the temporary storage box; an execution mechanism, the execution assembly is connected to the execution box on the upper side of the base plate, and the execution end of the execution mechanism is connected to a scraping plate.

[0006] As a further improvement of the above scheme, the functional mechanism includes: a water tank, which is arranged in the functional box, and power boxes fixedly connected to the functional box are symmetrically arranged on both sides of the water tank, a motor is fixedly connected in the power box, and the output end of the motor is transmission-connected to a transmission, and the transmission is transmission-connected to the actuator; an extraction box, which is arranged at the bottom of the functional box, an extraction pump is fixedly connected in the extraction box, the input end of the extraction pump is connected to an extraction plate fixedly connected to the bottom plate, the output end of the extraction box is connected to a pumping pipe, the other end of the pumping pipe is connected to a guide plate located in the bottom plate, and a blocking sleeve matching the pumping pipe is fixedly connected in the guide plate; a water pump, which is arranged in the water tank, the output end of the water pump is connected to a fluid channel located in the functional box, and the top of the fluid channel is connected to multiple sprinkler heads.

[0007] As a further improvement of the above solution, electric slide rails are fixedly connected to both sides of the function box, the movable end of the electric slide rails is connected to the guide plate, a through hole is provided on the top of the function box, and a water inlet pipe is connected to one side of the water tank.

[0008] As a further improvement of the above solution, a material discharge plate cooperating with the guide plate is fixedly connected to the top of the vertical conveyor, a plurality of suction holes are provided at the bottom of the extraction plate, and a buffer sleeve is fixedly sleeved inside the blocking sleeve.

[0009] As a further improvement of the above scheme, the actuator includes: a transmission assembly, which is transmission-connected to the output end of the transmission, one end of the transmission assembly is transmission-connected to a flywheel rotatably connected to the execution box, the flywheel is rotatably connected to a swing rod, and the other end of the swing rod is rotatably connected to a slider slidably sleeved with an extraction plate; an auxiliary unit, which is connected to the execution box; a moving plate, whose sliding sleeve is arranged in the execution box and is fixedly connected to the slider, the top of the moving plate is slidably sleeved with a vertical rod, the top of the vertical rod is fixedly connected to a support plate, and the support plate is rotatably sleeved with a support shaft fixedly connected to the scraping plate; a pressure sleeve, whose fixed end is fixedly connected to the bottom plate, and the moving end of the pressure sleeve is fixedly connected to the moving plate. The input end of the pressure sleeve is connected to an air guide tube, the other end of the air guide tube is connected to a volume chamber located in the movable plate, and one side of the volume chamber is connected to a hose; a special-shaped block, which is slidably sleeved with the movable plate, the bottom of the special-shaped block is fixedly connected to a spring 2 fixedly connected to the movable plate, the hose is located in the special-shaped block, one side of the special-shaped block is rotatably connected to a support plate, one end of the hose is connected to the support plate, a spring 1 is fixedly connected in the support plate, the other end of the spring 1 is fixedly connected to a moving rod slidably sleeved with the support plate, and the other end of the moving rod is rotatably connected to a pushing groove slidably sleeved with the scraping plate; an inclined plate, one end of which is rotatably connected to the support plate, and the other end is rotatably connected to a pushing plate slidably sleeved with the bottom plate.

[0010] As a further improvement of the above scheme, a stabilizing groove is provided on the execution box, a folding piece is connected in the stabilizing groove, the folding piece is connected to the execution box, a guide groove is provided on the execution box, and a stabilizing block located in the guide groove is rotatably sleeved on the outer side of the support shaft.

[0011] As a further improvement of the above scheme, a sliding groove is provided on the movable plate, the special-shaped block is located in the sliding groove, the cross-section of the sliding groove adopts a convex structure, a limiting groove is provided on the bottom plate, and the bottom of the pushing plate is fixedly connected with a limiting block located in the limiting groove.

[0012] As a further improvement of the above solution, a pushing groove is provided at the bottom of the scraping plate, the pushing block cooperates with the pushing groove, and a guide plate is fixedly connected to one side of the scraping plate away from the bottom plate.

[0013] As a further improvement of the above scheme, the auxiliary unit includes: a gear, which is fixedly sleeved with both ends of the support shaft; a sleeve one, which is fixedly connected to the function box, a sealing plate is slidably sleeved inside the sleeve one, one side of the sealing plate is fixedly connected with a sleeve two slidably sleeved with the sleeve one, the middle of the sleeve two is fixedly connected with a pressure control tube two, and one side of the sleeve one is connected with a pressure control tube one; a working rod, which is slidably sleeved with the sleeve two, one end of the working rod is fixedly connected with a mounting block, and a rack matching the gear is fixedly connected to the mounting block.

[0014] As a further improvement of the above solution, a plurality of triangular bars are arranged on the scraping plate, and the cross section of the triangular bars adopts a right-angled triangle structure. The second pressure control tube and the first pressure control tube are both connected to a flow control valve and a pressure limiting valve.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. Through the cooperation between multiple devices, periodic rapid excavation can be carried out, and the materials can be dumped into temporary storage boxes for collection, and then transported by vertical conveyors and guide plates to achieve transfer. It can clean stubborn or large rocks, adapt to the rapid progress of cleaning work, and reduce the entry of other machinery to meet the needs of work.

[0017] 2. The soil and dust can be cleaned by the extraction pump and the extraction plate. At the same time, the dust can be reduced by the sprinkler head, and then the large rocks can be cleaned to ensure the cleanliness of the ground, facilitate subsequent processing and construction, and reduce subsequent processes. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0019] Figure 2It is a schematic cross-sectional view of the present invention along the central axis;

[0020] Figure 3 It is a rear view schematic diagram of the present invention;

[0021] Figure 4 This is a schematic cross-sectional view of the present invention along the main view of the execution box 12;

[0022] Figure 5 for Figure 2 The enlarged structural diagram at A in the middle;

[0023] Figure 6 It is a partial left side cross-sectional schematic diagram of the present invention;

[0024] Figure 7 It is a schematic diagram of the front and sectional view of the auxiliary component;

[0025] Figure 8 This is a schematic diagram of the structure of the removal execution box of the present invention;

[0026] Fig. 9 It is a schematic diagram of the partial structure of the actuator.

[0027] Description of main symbols:

[0028] 01. Bottom plate; 02. Extraction plate; 04. Function box; 05. Guide plate; 06. Unloading plate; 07. Vertical conveyor; 08. Temporary storage box; 09. Triangle bar; 11. Shovel plate; 12. Execution box; 13. Gear; 14. Pushing groove; 15. Pushing block; 16. Support plate; 17. Sprinkler head; 18. Electric slide rail; 19. Fluid channel; 20. Water tank; 21. Extraction box; 22. Pumping pipe; 23. Extraction pump; 24. Stable groove; 25. Moving rod; 26. Matching sleeve; 27. Inclined plate; 28. Vertical Rod; 29, support shaft; 30, moving plate; 31, hose; 32, spring one; 33, special-shaped block; 34, spring two; 35, pressure sleeve; 36, air guide tube; 37, volume chamber; 38, blocking sleeve; 39, water pump; 40, power box; 41, motor; 42, transmission; 43, transmission assembly; 44, flywheel; 45, swing rod; 46, slider; 47, sleeve one; 48, pressure control tube one; 49, sealing plate; 50, pressure control tube two; 51, sleeve two; 52, working rod; 53, mounting block; 54, rack. DETAILED DESCRIPTION

[0029] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0030] Example:

[0031] Please combine Figure 1-7 ,

[0032] A composite TBM excavation slag cleaning device comprises: a base plate 01, a functional box 04 is connected to one side of the base plate 01, a functional mechanism is connected inside the functional box 04, the base plate 01 supports and protects the bottom, the functional box 04 performs counterweight and other work needs, a temporary storage box 08 is fixedly connected to the middle of the base plate 01, one side of the temporary storage box is fixedly connected to an execution box 12 fixedly connected to the base plate 01, a vertical conveyor 07 is connected inside the temporary storage box 08, the temporary storage box 08 performs temporary storage to ensure the feeding and transportation of the vertical conveyor 07, the execution box 12 blocks to ensure the operation of the execution mechanism, the execution mechanism, the execution assembly is connected to the execution box 12 on the upper side of the base plate 01, the execution end of the execution mechanism is connected to the scraping plate 11, the base plate 01 can be connected to different types of existing vehicles to achieve corresponding movement, and can be disassembled to adapt to working conditions.

[0033] The functional mechanism includes: a water tank 20, which is arranged in the function box 04, and power boxes 40 fixedly connected to the function box 04 are symmetrically arranged on both sides of the water tank 20, and a motor 41 is fixedly connected in the power box 40, and the output end of the motor 41 is transmission-connected to a transmission 42, and the transmission 42 is transmission-connected to the actuator. The water tank 20 is used for temporary storage of water, the power box 40 is used for space provision, and the motor 41 is used for power provision, and then the power is output through the transmission 42 at a changed speed, and an extraction box 21 is arranged at the bottom of the function box 04, and an extraction pump 23 is fixedly connected in the extraction box 21, and the input end of the extraction pump 23 is connected to an extraction plate 02 fixedly connected to the bottom plate 01, and the output end of the extraction box 21 is connected to a pumping pipe 22, and the other end of the pumping pipe 22 is connected to a guide plate located in the bottom plate 01. 05, a blocking sleeve 38 matched with the pumping pipe 22 is fixedly connected inside the guide plate 05, the extraction box 21 provides space, and the internal extraction pump 23 works, which creates a negative pressure on the extraction plate 02, so that the lighter dust at the bottom passes through the extraction pump 23 and then enters the bottom of the vertical rod 28 through the pumping pipe 22, and then enters the guide plate 05 for subsequent transportation. The guide plate 05 can select an inclined plate or a belt conveyor as needed to perform adaptive work. The water pump 39 is arranged in the water tank 20, and the output end of the water pump 39 is connected to the fluid channel 19 located in the functional box 04. The top of the fluid channel 19 is connected to a plurality of spray heads 17. The water pump 39 pumps so that the water in the water tank 20 passes through the fluid channel 19 and is sprayed out from the spray head 17 to reduce dust.

[0034] Electric slide rails 18 are fixedly connected to both sides of the function box 04, and the movable end of the electric slide rail 18 is connected to the guide plate 05. A through hole is set on the top of the function box 04, and a water inlet pipe is connected to one side of the water tank 20. The electric slide rail 18 assists the guide plate 05 to move to adapt to a certain extension distance, and the water inlet pipe is used to fill water.

[0035] The top of the vertical conveyor 07 is fixedly connected with a feed plate 06 that cooperates with the guide plate 05. The bottom of the extraction plate 02 is provided with multiple suction holes. A buffer sleeve is fixedly sleeved inside the blocking sleeve 38. The feed plate 06 is used for guiding, and the suction holes prevent dust from entering, thereby ensuring the progress of work.

[0036] The actuator includes: a transmission assembly 43, which is transmission-connected to the output end of the transmission 42, one end of the transmission assembly 43 is transmission-connected to a flywheel 44 rotationally connected to the execution box 12, a swing rod 45 is rotationally connected to the flywheel 44, and the other end of the swing rod 45 is rotationally connected to a slider 46 slidingly sleeved with the extraction plate 02, the transmission assembly 43 is an existing mechanism for power transmission, the flywheel 44 rotates under the action of power, and then drives the swing rod 45 to swing and the slider 46 to move back and forth to perform an action, an auxiliary unit, which is connected to the execution box 12, and the auxiliary unit performs auxiliary work, and a moving plate 30, whose sliding sleeve is arranged in the execution box 12, and its The movable plate 30 is fixedly connected to the slider 46, and the top of the movable plate 30 is slidably sleeved with a vertical rod 28. The top of the vertical rod 28 is fixedly connected to the support plate 16. The support plate 16 is rotatably sleeved with a support shaft 29 fixedly connected to the scraping plate 11. The movable plate 30 moves along with the movement of the matching sleeve 26. Through the connection of the vertical rod 28, the support plate 16 and the support shaft 29 move along with the movement of the matching sleeve 26 to perform the shoveling work. The pressure sleeve 35 has a fixed end fixedly connected to the bottom plate 01, and the moving end of the pressure sleeve 35 is fixedly connected to the movable plate 30. The input end of the pressure sleeve 35 is connected to an air guide pipe 36, and the other end of the air guide pipe 36 is connected to a pressure sleeve 35 located on the movable plate. The volume chamber 37 in the 30, one side of the volume chamber 37 is connected with a hose 31, one side of the pressure sleeve 35 is connected with an air inlet pipe, the air inlet pipe is connected with a one-way valve, a special-shaped block 33, which is slidably sleeved with the movable plate 30, the bottom of the special-shaped block 33 is fixedly connected with a spring 2 34 fixedly connected with the movable plate 30, the hose 31 is located in the special-shaped block 33, one side of the special-shaped block 33 is rotatably connected with the support plate 16, one end of the hose 31 is connected to the support plate 16, a spring 1 32 is fixedly connected in the support plate 16, the other end of the spring 1 32 is fixedly connected with a movable rod 25 slidably sleeved with the support plate 16, and the other end of the movable rod 25 is rotatably connected with the shovel The push groove 14 of the plate 11 is slidably sleeved, and during the return process of the moving plate 30, the space in the pressure sleeve 35 changes, so that the liquid inside it enters the support plate 16 after passing through the air duct 36 and the hose 31, and then compresses the moving rod 25 to move. At this time, the scraping plate 11 rotates, and the rocks on the scraping plate 11 enter the temporary storage box 08 due to gravity. During the forward movement of the moving plate 30, the pressure sleeve 35 is deflated from one side, and the scraping plate 11 can be quickly unfolded according to its own weight for scraping. The tilting plate 27 has one end rotatably connected to the support plate 16, and the other end is rotatably connected to the push plate slidably sleeved with the bottom plate 01.

[0037] A stabilizing groove 24 is provided on the execution box 12, and a folding sheet is connected inside the stabilizing groove 24. The folding sheet is connected to the execution box 12. A guide groove is provided on the execution box 12, and a stabilizing block located in the guide groove is rotatably sleeved on the outer side of the support shaft 29. The stabilizing groove 24 performs spatial guidance, and the folding sheet adapts to the movement process while preventing particles from entering the execution box 12. The stabilizing block provides support and guidance.

[0038] A sliding groove is provided on the movable plate 30, and the special-shaped block 33 is located in the sliding groove. The cross-section of the sliding groove adopts a convex structure. A limiting groove is provided on the bottom plate 01. The bottom of the pushing plate is fixedly connected with a limiting block located in the limiting groove. The sliding groove performs limiting guidance, and the limiting groove cooperates with the limiting block to perform guiding and limiting.

[0039] A push groove 14 is provided at the bottom of the scraping plate 11, and the push block 15 cooperates with the push groove 14. A guide plate is fixedly connected to the side of the scraping plate 11 away from the bottom plate 01. The push groove 14 performs limited guidance, and the guide plate performs auxiliary scraping guidance.

[0040] The auxiliary unit includes: a gear 13, which is fixedly sleeved with both ends of the support shaft 29, a sleeve 47, which is fixedly connected to the function box 04, a sealing plate 49 is slidably sleeved in the sleeve 47, one side of the sealing plate 49 is fixedly connected to a sleeve 2 51 slidably sleeved with the sleeve 1 47, a pressure control tube 2 50 is fixedly connected to the middle of the sleeve 2 51, one side of the sleeve 1 47 is connected to a pressure control tube 1 48, a working rod 52, which is slidably sleeved with the sleeve 2 51, one end of the working rod 52 is fixedly connected to a mounting block 53, and the mounting block 53 is fixedly connected to the gear 1 3. The rack 54 matched with each other drives the gear 13 to move during the movement of the support shaft 29. At the moment when the gear 13 contacts the rack 54, due to the excessive pressure change and the effect of the pressure control valve, the internal space does not change much, so that the gear 13 rotates, and then the scraper plate 11 flips over. Then, under the action of the flow control valve, the sleeve 2 51 and the pressure control tube 1 48 discharge gas to adapt to the movement of the gear 13. Return springs are arranged in the sleeve 1 47 and the sleeve 2 51 to return the sleeve 2 51 and the working rod 52 to their original positions.

[0041] A plurality of triangular bars 09 are provided on the scraping plate 11. The cross section of the triangular bar 09 adopts a right-angled triangle structure. The pressure control pipe 2 50 and the pressure control pipe 1 48 are both connected with a flow control valve and a pressure limiting valve.

[0042] The implementation principle of the embodiment of the present application is:

[0043] When working, the base plate 01 is installed on the designated vehicle and moved, and water is filled in the water tank 20 for preparation. During the movement, the power box 40 works, and then the flywheel 44 rotates through the transmission 42 and the transmission assembly 43, which further drives the swing rod 45 to swing and the slider 46 to move. The slider 46 drives the moving plate 30 to move, and further driven by the support shaft 29, the shoveling plate 11 moves forward, and at the same time adapts to a certain angle of rotation, tends to a horizontal state, ensures the entry of the shoveled rocks, and then the moving plate 30 returns. In this process, the pressure sleeve 35 compresses the internal gas, and then passes through the air guide pipe 36, the volume chamber 37, the hose 31 and the support Plate 16, thereby extending the moving rod 25, causing the shoveling plate 11 to rotate and dump, and the rock enters the temporary storage box 08 along the inclined plate 27, and at the same time is pushed to the entrance of the vertical conveyor 07, and after being lifted by the vertical conveyor 07 and guided by the unloading plate 06, enters the guide plate 05, and is guided into the main transport belt. In this process, the extraction pump 23 works, so that the dust in the bottom and surrounding air passes through the extraction plate 02 and the pumping pipe 22 and enters the guide plate 05 for collection and guidance, and the water pump 39 works, so that the sprinkler head 17 sprays water to reduce dust. In this periodic working process, large rocks and dust are removed to meet the needs of work.

[0044] The above-mentioned embodiments are only preferred embodiments of the present invention and cannot be used to limit the scope of protection of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A composite TBM excavation slag removal device, It is characterized in that include: A bottom plate, one side of which is connected to a function box, and a function mechanism is connected inside the function box; A temporary storage box is fixedly connected to the middle of the bottom plate, one side of which is fixedly connected to an execution box fixedly connected to the bottom plate, and a vertical conveyor is connected inside the temporary storage box; The upper side of the bottom plate of the actuator, the actuator assembly is connected to the actuator box, and the actuator end of the actuator is connected to a scraping plate.

2. A composite TBM excavation slag removal device as claimed in claim 1, It is characterized in that The functional mechanism comprises: A water tank is arranged in the function box, and power boxes fixedly connected to the function box are symmetrically arranged on both sides of the water tank. A motor is fixedly connected in the power box, and a transmission is transmission-connected to the output end of the motor, and the transmission is transmission-connected to the actuator; An extraction box is arranged at the bottom of the functional box, an extraction pump is fixedly connected in the extraction box, an input end of the extraction pump is connected to an extraction plate fixedly connected to the bottom plate, an output end of the extraction box is connected to a pumping pipe, the other end of the pumping pipe is connected to a guide plate located in the bottom plate, a blocking sleeve matched with the pumping pipe is fixedly connected in the guide plate; A water pump is arranged in the water tank, wherein the output end of the water pump is connected to a fluid channel in the functional box, and the top end of the fluid channel is connected to a plurality of spray heads.

3. A composite TBM excavation slag removal device as claimed in claim 2, It is characterized in that Both sides of the function box are fixedly connected with electric slide rails, the movable end of the electric slide rails is connected with the guide plate, the top of the function box is provided with a through hole, and one side of the water tank is connected with a water inlet pipe.

4. A composite TBM excavation slag removal device as claimed in claim 2, It is characterized in that A material discharge plate matched with the guide plate is fixedly connected to the top of the vertical conveyor, a plurality of suction holes are arranged at the bottom of the extraction plate, and a buffer sleeve is fixedly sleeved in the blocking sleeve.

5. A composite TBM excavation slag removal device as claimed in claim 2, It is characterized in that The executive mechanism comprises: A transmission assembly is transmission-connected to the output end of the transmission, one end of the transmission assembly is transmission-connected to a flywheel rotationally connected to the execution box, the flywheel is rotationally connected to a swing rod, and the other end of the swing rod is rotationally connected to a slider slidably sleeved with the extraction plate; An auxiliary unit connected to the execution box; A moving plate, which is slidably sleeved in the execution box and fixedly connected to the slider, a vertical rod is slidably sleeved on the top of the moving plate, a support plate is fixedly connected to the top of the vertical rod, and a support shaft fixedly connected to the scraping plate is rotatably sleeved on the support plate; A pressure sleeve, wherein a fixed end thereof is fixedly connected to the bottom plate, a movable end of the pressure sleeve is fixedly connected to the movable plate, an input end of the pressure sleeve is connected to an air guide tube, the other end of the air guide tube is connected to a volume cavity located in the movable plate, and one side of the volume cavity is connected to a hose; A special-shaped block, which is slidably sleeved with the moving plate, the bottom of the special-shaped block is fixedly connected with a spring 2 fixedly connected with the moving plate, the hose is located in the special-shaped block, one side of the special-shaped block is rotatably connected with a support plate, one end of the hose is connected with the support plate, a spring 1 is fixedly connected in the support plate, the other end of the spring 1 is fixedly connected with a moving rod slidably sleeved with the support plate, and the other end of the moving rod is rotatably connected with a push groove slidably sleeved with the scraping plate; One end of the tilting plate is rotatably connected to the supporting plate, and the other end is rotatably connected to a pushing plate which is slidably sleeved with the bottom plate.

6. A composite TBM excavation slag removal device as claimed in claim 5, It is characterized in that The execution box is provided with a stabilizing groove, a folding sheet is connected in the stabilizing groove, the folding sheet is connected to the execution box, a guide groove is provided on the execution box, and a stabilizing block located in the guide groove is rotatably sleeved on the outer side of the support shaft.

7. A composite TBM excavation slag removal device as claimed in claim 5, It is characterized in that The movable plate is provided with a sliding groove, the special-shaped block is located in the sliding groove, the cross section of the sliding groove adopts a convex structure, the bottom plate is provided with a limiting groove, and the bottom of the pushing plate is fixedly connected with a limiting block located in the limiting groove.

8. A composite TBM excavation slag removal device as claimed in claim 5, It is characterized in that A pushing groove is arranged at the bottom of the scraping plate, the pushing block cooperates with the pushing groove, and a guide plate is fixedly connected to one side of the scraping plate away from the bottom plate.

9. A composite TBM excavation slag removal device as claimed in claim 5, It is characterized in that The auxiliary unit comprises: Gears, which are fixedly sleeved with both ends of the supporting shaft; Sleeve 1 is fixedly connected to the function box, a sealing plate is slidably sleeved in the sleeve 1, one side of the sealing plate is fixedly connected to sleeve 2 which is slidably sleeved with sleeve 1, the middle of sleeve 2 is fixedly connected to pressure control tube 2, and one side of sleeve 1 is connected to pressure control tube 1; The working rod is slidably sleeved with the second sleeve, one end of the working rod is fixedly connected with a mounting block, and the mounting block is fixedly connected with a rack matched with the gear.

10. A composite TBM excavation slag removal device as claimed in claim 5, It is characterized in that The scraping plate is provided with a plurality of triangular bars, the cross section of the triangular bars adopts a right-angled triangle structure, and the second pressure control tube and the first pressure control tube are both connected with a flow control valve and a pressure limiting valve.

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