CN217774254U - Shield constructs quick-witted dregs mud cake breaker - Google Patents

Abstract

The utility model relates to a shield constructs quick-witted dregs mud cake breaker relates to the field that the shield constructs the quick-witted equipment technique, and it includes broken subassembly and sets up in two guard plates of conveyer belt both sides, broken subassembly is located between two guard plates, broken subassembly includes mounting panel, crushing roller and driving piece, the mounting panel is located out soil outlet bottom, mounting panel and guard plate fixed connection, the hole of slagging tap has been seted up on the mounting panel, the crushing roller is located slag tap hole department and with the mounting panel rotates to be connected, the driving piece is used for the drive the crushing roller rotates. This application can be effectively carry out the breakage to the bold mud cake of unearthing mouth department to avoid the bold mud cake to cause great load to the conveyer belt, also reduce the problem that the dregs glided along the conveyer belt simultaneously, and then improve the problem that the bold mud cake will unearthing mouth blockked up easily, consequently effectively reduced the maintenance frequency to the shield structure machine, be favorable to the shield structure machine to keep efficient efficiency of construction.

Description

Shield constructs quick-witted dregs mud cake breaker

Technical Field

The application relates to the technical field of shield tunneling machine equipment, in particular to a shield tunneling machine muck cake crushing device.

Background

The development of the earth pressure balance type shield machine begins in the early 70 s. The first earth pressure balanced shield machine was designed and manufactured by IHI of japan and was put into use in tokyo in 1974. Subsequently, other manufacturers start to produce the earth pressure balance type shield machine, and the names of the products are not completely the same, but the products can be summarized into an earth pressure balance system in principle. The earth pressure balance type shield machine is widely adopted in urban rail transit construction, the shield machine is used for tunnel construction, the advantages of high automation degree, labor saving, high construction speed and the like are achieved, and under the conditions that a tunnel line is long and the burial depth is large, the shield machine is used for construction more economically and reasonably.

In the related technology, when the shield machine works, the main working process is as follows: the cutter head of the shield tunneling machine cuts off the muck in the mud-containing rock stratum and conveys the muck through one end, far away from the cutter head, of the spiral conveyor, then the muck drops on the conveying belt through a soil outlet output by the spiral conveyor, and then the muck is discharged out of the construction tunnel through the conveying belt, so that continuous tunneling construction is completed.

With respect to the related art in the above, the inventors consider that: among the correlation technique, earth granule and stone sediment that the blade disc cut down can gather the blocky body mud cake that forms half consolidation and consolidation form again because the extrusion in screw conveyer, massive sediment mud cake can cause great load to the conveyer belt after dropping on the conveyer belt, and simultaneously, because the setting of conveyer belt has a grade, massive sediment mud cake can follow the conveyer belt and landing downwards, after constructing for a long time easily the unearthed mouthful jam of screw conveyer, need shut down after the unearthed mouthful jam and overhaul, therefore influence the efficiency of construction of shield structure machine.

SUMMERY OF THE UTILITY MODEL

In order to reduce the maintenance frequency to the shield constructs the machine, and then guarantee that the shield constructs the machine and keep efficient efficiency of construction, this application provides a shield constructs quick-witted dregs mud cake breaker.

The application provides a shield constructs quick-witted dregs mud cake breaker adopts following technical scheme:

the utility model provides a shield constructs quick-witted dregs mud cake breaker, includes broken subassembly and sets up in two guard plates of conveyer belt both sides, broken subassembly is located between two guard plates, broken subassembly includes mounting panel, crushing roller and driving piece, the mounting panel is located the unearthing mouth bottom, mounting panel and guard plate fixed connection, the hole of slagging tap has been seted up on the mounting panel, the crushing roller is located slag tap hole department and with the mounting panel rotates to be connected, the driving piece is used for the drive the crushing roller rotates.

Through adopting above-mentioned technical scheme, in the shield constructs the quick-witted work progress, the driving piece drives the crushing roller and rotates, and the crushing roller is broken the bold dregs mud cake that the unearthing department of screw conveyer dropped when rotating, and the dregs after the breakage drops through the hole of slagging tap and is carried away can on the conveyer belt. Can avoid the slabstone mud piece of broken production to splash through setting up the guard plate, thereby guarantee safety in production, foretell structure can effectively carry out the breakage to the bold mud cake of unearthed department, thereby avoid the bold mud cake to cause great load to the conveyer belt, also reduce the problem that the dregs glided along the conveyer belt simultaneously, and then improve the problem that the bold mud cake will unearthed mouthful blockking easily, consequently effectively reduced the maintenance frequency to the shield structure machine, be favorable to the shield structure machine to keep efficient efficiency of construction.

Optionally, the mounting panel is in slag hole fixedly connected with round enclosure baffle in department, enclosure baffle keeps away from slag hole pot head and locates on the unearthing mouth.

Through adopting above-mentioned technical scheme, set up the enclosure baffle and further stop the dregs of unearthing mouthful department, the stone sediment mud piece that produces when avoiding broken mud cake splashes to guarantee the safety in production.

Optionally, the number of the crushing rollers is two, each crushing roller comprises a rotating roller and a blade, the rotating roller is rotatably connected with the baffle plate, the blades are fixedly connected with the rotating roller, and the two rotating rollers are arranged in parallel along the axial direction.

Through adopting above-mentioned technical scheme, the during operation, the driving piece drives and changes the roller rotation, changes the roller rotation time and drives the blade rotation, and then carries out the breakage to the bold mud cake of unearthing mouth department, and better crushing effect can be guaranteed to two crushing rolls to make the dregs of unearthing mouth department keep the loose state in small, broken bits, thereby improve the problem that bold mud cake will unearthing mouth jam easily.

Optionally, the blades are spirally distributed along the axial direction of the rotating roller.

Through adopting above-mentioned technical scheme, the blade that the spiral distributes can be with mud cake cutting breakage to the problem that dregs splashed in the crushing process can effectively be avoided to the blade that the spiral set up, consequently is favorable to guaranteeing safety and stability's work.

Optionally, the driving member includes a driving motor, a driving gear and a driven gear, the driving motor is used for driving one of the rollers to rotate, the driving gear is coaxially and fixedly connected with one of the rollers, the driven gear is coaxially and fixedly connected with the other roller, and the driven gear is engaged with the driving gear.

Through adopting above-mentioned technical scheme, the during operation, driving motor drives a commentaries on classics roller and rotates, it rotates to drive the driving gear when changeing the roller and rotating, drive the driven gear rotation of meshing with it when the driving gear rotates, it rotates to drive another commentaries on classics roller when driven gear rotates, and then make two commentaries on classics rollers and helical blade synchronous rotation, thereby cut the breakage to the dregs mud cake of unearthing mouth department, foretell structure can make two commentaries on classics roller synchronous rotations through a driving motor, power has been saved when being favorable to carrying out abundant breakage to dregs mud cake, be favorable to reducing the energy consumption of breaker in the use.

Optionally, still include cutting assembly, cutting assembly is located the mounting panel bottom, cutting assembly includes cutting board and cylinder, cutting board is located slag tap hole bottom, cutting board with mounting panel sliding connection, the cylinder is used for the drive the mounting panel slides.

Through adopting above-mentioned technical scheme, slide along the mounting panel through cylinder drive cutting board, after the bold dregs mud cake is broken, gliding cutting board is further cut the dregs breakage, is favorable to keeping better crushing effect to the mud cake to make the mud cake of unearthing mouthful department form the even dregs of thick and thin, and then avoid bold mud cake to slide along the conveyer belt and will go out the problem that the unearthing mouthful blockked up.

Optionally, a plurality of reinforcing plates are arranged on the mounting plate, and the reinforcing plates are fixedly connected with the mounting plate and the enclosure baffle plate.

Through adopting above-mentioned technical scheme, set up the reinforcing plate and consolidate the apron, be favorable to strengthening the stability of connection between apron and the mounting panel to make the whole intensity and the reliability that keeps the preferred of breaker.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the method, the large mud cakes at the soil outlet are crushed by the crushing roller, so that a large load of the large mud cakes on the conveying belt is avoided, the problem that the muck slides down along the conveying belt is solved, and the problem that the soil outlet is easily blocked by the large mud cakes is solved, so that the maintenance frequency of the shield machine is effectively reduced, and the shield machine is favorable for maintaining high-efficiency construction efficiency;

2. according to the mud cake crushing device, the cutting plate is driven by the air cylinder to slide along the mounting plate, so that the mud cake is further cut and crushed, a good crushing effect is favorably kept on the mud cake, the mud cake at the position of the soil outlet is made to form the mud cake with uniform thickness, and the problem that the soil outlet is blocked due to the fact that a large mud cake slides down along the conveying belt is avoided;

3. this application can avoid the slabstone mud piece that produces to splash when broken bold mud cake through setting up the guard plate and enclose the baffle to guarantee the safety in production.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a cross-sectional view of an embodiment of the present application;

FIG. 3 is an enlarged view of portion A of FIG. 1;

fig. 4 is a schematic view of a connection structure of a mounting plate and a cutting plate according to an embodiment of the present application.

Reference numerals: 1. a protection plate; 11. a guide plate; 12. a carrier plate; 2. a crushing assembly; 21. mounting a plate; 211. a slag hole; 212. a surrounding baffle plate; 213. a mounting base; 214. a chute; 215. a reinforcing plate; 22. a crushing roller; 221. rotating the roller; 222. a blade; 23. a drive member; 231. a drive motor; 232. a driving gear; 233. a driven gear; 3. a cutting assembly; 31. cutting the board; 311. a slider; 32. A cylinder; 4. a screw conveyor; 41. a soil outlet; 5. a conveyor belt; 51. a frame body.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses shield constructs quick-witted dregs mud cake breaker. Referring to fig. 1, a shield tunneling machine muck cake crushing device includes a protection plate 1, a crushing assembly 2 and a cutting assembly 3.

Referring to fig. 1 and 2, guard plate 1 is equipped with two, two guard plates 1 are located conveyer belt 5 respectively along direction of delivery's both sides, the length direction of guard plate 1 is parallel with the direction of delivery of conveyer belt 5, guard plate 1 includes deflector 11 and loading board 12, deflector 11 welds with the support body 51 of conveyer belt 5, deflector 11 slope sets up, form the opening that from top to bottom width reduces gradually between two deflector 11, the one end welding of conveyer belt 5 is kept away from with deflector 11 to loading board 12, the vertical setting in loading board 12 place plane.

Referring to fig. 1 and 2, crushing unit 2 is located between two protection plates 1, crushing unit 2 includes mounting panel 21, crushing roller 22 and driving piece 23, mounting panel 21 is located the unearthed 41 bottom of screw conveyer 4, mounting panel 21 welds with loading board 12, run through along the thickness direction on the mounting panel 21 and seted up slag hole 211, slag hole 211 is the square hole, mounting panel 21 has the apron 212 of the vertical setting of round in the welding of slag hole 211 department, the apron 212 is kept away from the pot head of slag hole 211 and is located on the unearthed 41. Be equipped with a plurality of reinforcing plates 215 on the mounting panel 21, a plurality of reinforcing plates 215 are along enclosing baffle 212 periphery interval evenly distributed, and reinforcing plate 215 is the triangle-shaped board, and two right-angle sides of reinforcing plate 215 weld with mounting panel 21 and enclosing baffle 212 respectively.

Referring to fig. 1 and 2, the crushing roller 22 is located in the enclosure baffle 212, two crushing rollers 22 are provided, the crushing roller 22 comprises a rotating roller 221 and a blade 222, the rotating roller 221 and the enclosure baffle 212 are rotatably connected by a bearing, the rotating axis of the rotating roller 221 is parallel to the conveying direction of the conveying belt 5, the blade 222 is welded with the side wall of the rotating roller 221, the blade 222 is spirally distributed along the axial direction of the rotating roller 221, and the two rotating rollers 221 are parallel to each other along the axial direction.

Referring to fig. 2 and 3, the driving member 23 includes a driving motor 231, a driving gear 232 and a driven gear 233, the outer side of the enclosure 212 is welded with the mounting seat 213, the housing of the driving motor 231 is fixedly connected with the mounting seat 213 by screws, the output shaft of the driving motor 231 is coaxially and fixedly connected with the end of one of the rollers 221 by a key, the driving gear 232 is coaxially welded with the roller 221, the driven gear 233 is coaxially welded with the end of the other roller 221, and the driven gear 233 is engaged with the driving gear 232.

Referring to fig. 2 and 4, the cutting assembly 3 is located at the bottom of the mounting plate 21, the cutting assembly 3 includes a cutting plate 31 and an air cylinder 32, the cutting plate 31 is located at the bottom of the slag hole 211, two sliding grooves 214 are formed in the mounting plate 21, the two sliding grooves 214 are parallel to each other along the length direction, the sliding grooves 214 are T-shaped sliding grooves 214, two sliding blocks 311 corresponding to the sliding grooves 214 are welded on the cutting plate 31, the sliding blocks 311 are T-shaped sliding blocks 311, the cutting plate 31 is slidably connected in the sliding grooves 214 through the sliding blocks 311, and the sliding direction of the cutting plate 31 is perpendicular to the rotation axis of the rotating roller 221. When the cutting plate 31 slides, the small mud cakes passing through the slag outlet 211 can be crushed again, so that the mud cakes at the soil outlet 41 form slag soil with uniform thickness.

Referring to fig. 2 and 4, two air cylinders 32 are provided, the cylinder body of the air cylinder 32 is fixedly connected with the bearing plate 12 of the protection plate 1 by screws, and the piston rod of the air cylinder 32 extends between the two protection plates 1 and is fixedly connected with the cutting plate 31.

The implementation principle of the shield tunneling machine muck cake crushing device is as follows: in the shield constructs quick-witted work progress, driving motor 231 drives a commentaries on classics roller 221 and rotates, and commentaries on classics roller 221 drives driving gear 232 and rotates when rotating, and driving gear 232 drives driven gear 233 with it meshing when rotating and rotates, and driven gear 233 drives another commentaries on classics roller 221 and rotates when rotating, and then makes two crushing rollers 22 rotate in step, can carry out the breakage with the bold mud cake of unearthing mouth 41 department when crushing roller 22 rotates.

The dregs after the breakage drop to conveyer belt 5 through slag hole 211 on, cylinder 32 drive cutting board 31 slides along mounting panel 21, further cut the dregs breakage when cutting board 31 slides, and then the mud cake that forms and make unearthed mouth 41 department forms the even dregs of thickness, and then avoid massive mud cake to slide along conveyer belt 5 with unearthed mouth 41 problem of jam, consequently effectively reduced the maintenance frequency to the shield structure machine, be favorable to the shield structure machine to keep efficient efficiency of construction.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides a shield constructs quick-witted dregs mud cake breaker which characterized in that: including broken subassembly (2) and set up in two guard plates (1) of conveyer belt (5) both sides, broken subassembly (2) are located between two guard plates (1), broken subassembly (2) include mounting panel (21), crushing roller (22) and driving piece (23), mounting panel (21) are located soil outlet (41) bottom, mounting panel (21) and guard plate (1) fixed connection, slag discharging hole (211) have been seted up on mounting panel (21), crushing roller (22) are located slag discharging hole (211) department and with mounting panel (21) rotate and connect, driving piece (23) are used for the drive crushing roller (22) rotate.

2. The shield tunneling machine muck cake crushing device according to claim 1, characterized in that: mounting panel (21) are located fixedly connected with round enclosure baffle (212) in hole of slagging tap (211), enclosure baffle (212) are kept away from hole of slagging tap (211) one pot head and are located go out on soil outlet (41).

3. The shield tunneling machine muck cake crushing device according to claim 2, characterized in that: the two crushing rollers (22) are arranged, each crushing roller (22) comprises a rotating roller (221) and a blade (222), each rotating roller (221) is rotatably connected with the corresponding baffle plate (212), each blade (222) is fixedly connected with each rotating roller (221), and the two rotating rollers (221) are arranged in parallel along the axial direction.

4. The shield tunneling machine muck cake crushing device according to claim 3, characterized in that: the blades (222) are spirally distributed along the axial direction of the rotating roller (221).

5. The shield tunneling machine muck cake crushing device according to claim 3, characterized in that: the driving piece (23) comprises a driving motor (231), a driving gear (232) and a driven gear (233), the driving motor (231) is used for driving one rotating roller (221) to rotate, the driving gear (232) and one rotating roller (221) are coaxially and fixedly connected, the driven gear (233) and the other rotating roller (221) are coaxially and fixedly connected, and the driven gear (233) is meshed with the driving gear (232).

6. The shield tunneling machine muck cake crushing device according to claim 1, characterized in that: still include cutting assembly (3), cutting assembly (3) are located mounting panel (21) bottom, cutting assembly (3) are including cutting board (31) and cylinder (32), cutting board (31) are located slag tap hole (211) bottom, cutting board (31) with mounting panel (21) sliding connection, cylinder (32) are used for the drive mounting panel (21) slide.

7. The shield tunneling machine muck cake crushing device according to claim 2, characterized in that: be equipped with a plurality of reinforcing plates (215) on mounting panel (21), reinforcing plate (215) and mounting panel (21) and enclose baffle (212) equal fixed connection.

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