CN220077578U - Tunnel shield conveying mechanism - Google Patents

Abstract

The utility model relates to the technical field of shield tunneling machine equipment, in particular to a tunnel shield conveying mechanism which comprises a bottom plate, a screw conveyor, a discharging pipe, a conveying assembly, a dust-proof assembly, a first supporting frame and a second supporting frame, wherein the first supporting frame and the second supporting frame are arranged at the top of the bottom plate at intervals, the screw conveyor is obliquely arranged at the top ends of the first supporting frame and the second supporting frame, the discharging pipe is vertically arranged at the top of the screw conveyor, the conveying assembly is arranged at the top of the bottom plate, the conveying assembly is arranged below the discharging pipe, the dust-proof assembly is arranged at the top of the bottom plate, one end of the dust-proof assembly extends to the side of the discharging pipe.

Description

Tunnel shield conveying mechanism

Technical Field

The utility model relates to the technical field of shield tunneling machine equipment, in particular to a tunnel shield conveying mechanism.

Background

The shield tunneling machine is a tunnel tunneling machine using a shield tunneling method. The shield machine has various types, including hand-driven shield, extrusion-type shield, semi-mechanical shield, pneumatic shield, earth pressure balance shield and the like, and the earth pressure balance shield uses a screw conveyor to discharge mud and stones, namely, cut waste soil, to a soil box and conveys the mud and stones to the earth surface. The soil discharge amount is controlled by a screw conveyor, so that the stability of a digging surface is ensured, the screw conveyor is an important component part of the earth pressure balance shield machine, the main structure of the screw conveyor is composed of a cylindrical shell and a central screw rod, and slag soil cut by a cutter head is filled in the shell through the rotation of the screw rod during working and is horizontally conveyed along the axis of the screw rod in the shell.

The existing shield conveying mechanism generally adopts a screw conveyor to convey the mud stones together with a conveying belt, and once the conveying belt cannot timely convey the mud stones output by the screw conveyor, a large amount of mud stones can be accumulated on the conveying belt, so that the conveying belt is easy to fail to stop working.

Disclosure of Invention

The utility model aims to provide a tunnel shield conveying mechanism, which solves the problem that a large amount of mud stones are accumulated on a conveying belt and are easy to cause the conveying belt to fail to stop working once the conveying belt cannot timely convey the mud stones output by a screw conveyor in the prior art.

The technical scheme of the utility model is as follows:

the utility model provides a tunnel shield constructs conveying mechanism, includes bottom plate, screw conveyer, discharging pipe, conveying component, dustproof subassembly, first support frame and second support frame interval set up the top at the bottom plate, screw conveyer slope sets up the top at first support frame and second support frame, the vertical top that sets up at screw conveyer of discharging pipe, conveying component installs the top at the bottom plate to conveying component is located the below of discharging pipe, dustproof subassembly sets up the top at the bottom plate, dustproof subassembly's one end extends to the side of discharging pipe.

Further, the conveying assembly comprises a moving frame, a mounting frame, a moving rack, a cross plate, a moving motor, a moving gear, an adjusting part and two guide rails, wherein the two guide rails are symmetrically arranged at the top of the bottom plate, the moving frame is slidably mounted on the two guide rails, the mounting frame is arranged at the top of the bottom plate, the moving rack is horizontally arranged at the top of the mounting frame, the cross plate is horizontally arranged on the outer wall of the moving frame, the moving motor is horizontally arranged at the top of the cross plate, the moving gear is mounted on an output shaft of the moving motor and meshed with the moving rack, and the adjusting part is mounted at the top of the moving frame.

Further, adjusting part includes accommodate motor, dwang, two U type framves, two slide rails, two sliders and two pull rods, two U type frame symmetry sets up at the top of removing the frame, two the slide rail level sets up respectively at the top of two U type framves, two slider slidable mounting respectively on two slide rails, every the top of slider all is equipped with the carriage, be equipped with a plurality of conveying roller in the carriage, a plurality of the outside cover of conveying roller is equipped with transmission belt, accommodate motor is vertical to be set up at the top of removing the frame, the dwang is installed on accommodate motor's output shaft, two the one end of pull rod articulates with the tip of dwang respectively, two the other end of pull rod articulates with the bottom of two sliders respectively.

Further, dustproof subassembly includes collecting box, loading board, rotation axis, rotary disk, rotation gear, fixing base, suction hopper, fan, first hose, second hose and rotary part, the top at the bottom plate is installed to the collecting box, the loading board level sets up on the top outer wall of second support frame, the rotation axis rotates and installs on the loading board, the top at the rotation axis is installed to the rotary disk, rotation gear installs the bottom at the rotation axis, the vertical top that sets up at the rotary disk of fixing base, the suction hopper is installed on the fixing base to the suction hopper is towards the discharging pipe setting, the fan level sets up at the top of bottom plate, the both ends of first hose are linked together with the input of fan and suction hopper respectively, the both ends of second hose are linked together with the output of fan and collecting box respectively, rotary part installs the bottom at the loading board.

Further, the rotating component comprises a limit rail, a limit block, a rotary rack, a screw sliding table and a connecting plate, wherein the limit rail is horizontally arranged at the bottom of the bearing plate, the limit block is slidably mounted on the limit rail, the rotary rack is horizontally arranged on the outer wall of the limit block and meshed with the rotary gear, the screw sliding table is horizontally arranged at the bottom of the bearing plate, the connecting plate is mounted on the moving end of the screw sliding table, and the connecting plate is connected with the limit block.

Further, two sliding doors are hinged to the outer wall of the collecting box.

Compared with the prior art, the utility model provides the tunnel shield conveying mechanism by improvement, which has the following improvements and advantages:

the method comprises the following steps: according to the utility model, the mud stones falling down from the discharging pipes are conveyed through the corresponding conveying belts in one conveying frame and the discharging pipes, once the conveying belts cannot timely convey the mud stones, the mud stones are accumulated on the conveying belts, at the moment, the adjusting motor works to drive the rotating rod to rotate, the rotating rod drives the two sliding blocks to move close to each other by utilizing the two pull rods, the two sliding blocks finally drive the conveying frames in the two sliding blocks to move close to each other, the conveying belts in the two conveying frames are combined close to each other, meanwhile, the moving motor works to drive the combining position of the two conveying frames to be located below the discharging pipes by utilizing the moving frames, the two conveying belts simultaneously work to convey the accumulated mud stones, the conveying amount is greatly increased, and the fault stop of the conveying belts caused by accumulation of the mud stones is prevented.

And two,: according to the utility model, dust generated by falling down of the debris by the discharge pipe is sucked through the working of the fan, enters the collecting box through the first hose and the second hose to be collected, the dust is prevented from being emitted into the air, the angle of the suction hopper can be adjusted by the rotating part, and better work of the suction hopper is ensured.

And thirdly,: according to the utility model, the connecting plate is driven to move through the work of the screw rod sliding table, the connecting plate drives the limiting block to move on the limiting rail, the limiting block drives the rotary gear to rotate through the rotary rack, the rotary gear drives the rotary shaft and the rotary disc to rotate, and the rotary disc drives the suction hopper to rotate to adjust the angle of the suction hopper.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a conveyor assembly of the present utility model;

FIG. 3 is a schematic perspective view of a conveying assembly according to the present utility model;

FIG. 4 is a schematic perspective view of an adjustment member of the present utility model;

FIG. 5 is a schematic perspective view of a second embodiment of the adjustment member of the present utility model;

FIG. 6 is a schematic perspective view of a dust-proof assembly of the present utility model;

FIG. 7 is a schematic perspective view of a dust-proof assembly of the present utility model;

fig. 8 is a partial perspective view of the present utility model.

Reference numerals illustrate:

the device comprises a bottom plate 1, a screw conveyor 2, a discharging pipe 3, a conveying assembly 4, a moving frame 41, a mounting frame 42, a moving rack 43, a cross plate 44, a moving motor 45, a moving gear 46, an adjusting member 47, an adjusting motor 471, a rotating rod 472, a U-shaped frame 473, a sliding rail 474, a sliding block 475, a pull rod 476, a conveying frame 477, a conveying roller 478, a conveying belt 479, a guide rail 48, a dust-proof assembly 5, a collecting box 51, a sliding door 511, a bearing plate 52, a rotating shaft 53, a rotating disk 54, a rotating gear 55, a fixing seat 56, a suction hopper 57, a fan 58, a first hose 581, a second hose 582, a rotating member 59, a limiting rail 591, a limiting block 592, a rotating rack 593, a screw sliding table 594, a connecting plate 595, a first supporting frame 6 and a second supporting frame 7.

Detailed Description

The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a tunnel shield conveying mechanism through improvement, as shown in fig. 1-8, which comprises a bottom plate 1, a spiral conveyor 2, a discharging pipe 3, a conveying component 4, a dustproof component 5, a first supporting frame 6 and a second supporting frame 7, wherein the first supporting frame 6 and the second supporting frame 7 are arranged at the top of the bottom plate 1 at intervals, the spiral conveyor 2 is obliquely arranged at the top ends of the first supporting frame 6 and the second supporting frame 7, the discharging pipe 3 is vertically arranged at the top end of the spiral conveyor 2, the conveying component 4 is arranged at the top of the bottom plate 1, the conveying component 4 is arranged below the discharging pipe 3, the dustproof component 5 is arranged at the top of the bottom plate 1, and one end of the dustproof component 5 extends to the side of the discharging pipe 3.

Specifically, the conveying assembly 4 includes a moving frame 41, a mounting frame 42, a moving rack 43, a cross plate 44, a moving motor 45, a moving gear 46, an adjusting member 47, and two guide rails 48, wherein the two guide rails 48 are symmetrically disposed at the top of the base plate 1, the moving frame 41 is slidably mounted on the two guide rails 48, the mounting frame 42 is disposed at the top of the base plate 1, the moving rack 43 is horizontally disposed at the top of the mounting frame 42, the cross plate 44 is horizontally disposed on the outer wall of the moving frame 41, the moving motor 45 is horizontally disposed at the top of the cross plate 44, the moving gear 46 is mounted on the output shaft of the moving motor 45, the moving gear 46 is engaged with the moving rack 43, and the adjusting member 47 is mounted at the top of the moving frame 41; the movable gear 46 is driven to rotate by the operation of the movable motor 45, the movable gear 46 drives the movable frame 41 to move on the two guide rails 48 by utilizing the movable rack 43, the movable frame 41 drives the adjusting part 47 to move to correspond to the discharging pipe 3, then the spiral conveyor 2 works to convey the mud stone generated by the shield machine to the adjusting part 47 through the discharging pipe 3, the adjusting part 47 conveys the mud stone, and the adjusting part 47 can adjust and convey the mud stone according to the mud stone amount to ensure that the accumulated mud stone is timely conveyed away.

Specifically, the adjusting member 47 includes an adjusting motor 471, a rotating rod 472, two U-shaped frames 473, two sliding rails 474, two sliding blocks 475 and two pull rods 476, where the two U-shaped frames 473 are symmetrically disposed at the top of the moving frame 41, the two sliding rails 474 are respectively horizontally disposed at the top of the two U-shaped frames 473, the two sliding blocks 475 are respectively slidably mounted on the two sliding rails 474, a conveying frame 477 is disposed at the top of each sliding block 475, a plurality of conveying rollers 478 are disposed in the conveying frame 477, a conveying belt 479 is sleeved outside the conveying rollers 478, the adjusting motor 471 is vertically disposed at the top of the moving frame 41, the rotating rod 472 is mounted on an output shaft of the adjusting motor 471, one ends of the two pull rods 476 are respectively hinged with the end portions of the rotating rod 472, and the other ends of the two pull rods 476 are respectively hinged with the bottoms of the two sliding blocks 475; through the conveyer belt 479 in one of them carriage 477 and the corresponding mud stone that falls down of discharging pipe 3 carry, once this conveyer belt 479 can not in time carry away the mud stone, mud stone piles up on this conveyer belt 479, adjusting motor 471 work drives dwang 472 rotation this moment, dwang 472 utilizes two pull rods 476 to drive two sliders 475 and is close to each other and remove, two sliders 475 drive the carriage 477 wherein at last and remove near each other, and then the conveyer belt 479 in two carriages 477 are close to each other and merge, the simultaneous movement motor 45 work utilizes movable frame 41 to drive two carriage 477 merge department and is located the below of discharging pipe 3, two conveyer belts 479 work simultaneously and carry the mud stone that piles up, the conveying volume improves greatly, prevent that mud stone from piling up and causing conveyer belt 479 to break down stop work.

Specifically, the dust-proof assembly 5 includes a collecting box 51, a carrying plate 52, a rotating shaft 53, a rotating disc 54, a rotating gear 55, a fixed seat 56, a suction hopper 57, a fan 58, a first hose 581, a second hose 582 and a rotating component 59, wherein the collecting box 51 is mounted on the top of the bottom plate 1, the carrying plate 52 is horizontally arranged on the top outer wall of the second supporting frame 7, the rotating shaft 53 is rotatably mounted on the carrying plate 52, the rotating disc 54 is mounted on the top of the rotating shaft 53, the rotating gear 55 is mounted at the bottom of the rotating shaft 53, the fixed seat 56 is vertically arranged on the top of the rotating disc 54, the suction hopper 57 is mounted on the fixed seat 56, the suction hopper 57 is arranged towards the discharge pipe 3, the fan 58 is horizontally arranged on the top of the bottom plate 1, two ends of the first hose 581 are respectively communicated with the input end of the fan 58 and the suction hopper 57, two ends of the second hose 582 are respectively communicated with the output end of the fan 58 and the collecting box 51, and the rotating component 59 is mounted on the bottom of the carrying plate 52; dust generated by falling down of the debris by the discharge pipe 3 is sucked through the fan 58, enters the collecting box 51 through the first hose 581 and the second hose 582 to be collected, the dust is prevented from being emitted into the air, and the rotating component 59 can adjust the angle of the suction hopper 57, so that better work of the suction hopper 57 is ensured.

Specifically, the rotating member 59 includes a limit rail 591, a limit block 592, a rotating rack 593, a screw sliding table 594, and a connection plate 595, where the limit rail 591 is horizontally disposed at the bottom of the carrier plate 52, the limit block 592 is slidably mounted on the limit rail 591, the rotating rack 593 is horizontally disposed on the outer wall of the limit block 592, and the rotating rack 593 is meshed with the rotating gear 55, the screw sliding table 594 is horizontally disposed at the bottom of the carrier plate 52, the connection plate 595 is mounted on the moving end of the screw sliding table 594, and the connection plate 595 is connected with the limit block 592; the connecting plate 595 is driven to move through the work of the screw rod sliding table 594, the connecting plate 595 drives the limiting block 592 to move on the limiting rail 591, the limiting block 592 drives the rotary gear 55 to rotate through the rotary rack 593, the rotary gear 55 drives the rotary shaft 53 and the rotary disc 54 to rotate, and the rotary disc 54 drives the suction hopper 57 to rotate to adjust the angle of the suction hopper.

Specifically, two sliding doors 511 are hinged to the outer wall of the collecting box 51; the sliding door 511 facilitates cleaning of dust collected in the collection box 51.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. The utility model provides a tunnel shield constructs conveying mechanism which characterized in that: including bottom plate (1), screw conveyer (2), discharging pipe (3), conveying component (4), dustproof subassembly (5), first support frame (6) and second support frame (7) interval set up the top at bottom plate (1), screw conveyer (2) slope sets up the top at first support frame (6) and second support frame (7), the vertical top that sets up at screw conveyer (2) of discharging pipe (3), conveying component (4) are installed at the top of bottom plate (1) to conveying component (4) are located the below of discharging pipe (3), dustproof subassembly (5) set up the top at bottom plate (1), the one end of dustproof subassembly (5) extends to the side of discharging pipe (3).

2. A tunnel shield transport mechanism as recited in claim 1, wherein: the conveying assembly (4) comprises a moving frame (41), a mounting frame (42), a moving rack (43), a transverse plate (44), a moving motor (45), a moving gear (46), an adjusting part (47) and two guide rails (48), wherein the two guide rails (48) are symmetrically arranged at the top of the bottom plate (1), the moving frame (41) is slidably arranged on the two guide rails (48), the mounting frame (42) is arranged at the top of the bottom plate (1), the moving rack (43) is horizontally arranged at the top of the mounting frame (42), the transverse plate (44) is horizontally arranged on the outer wall of the moving frame (41), the moving motor (45) is horizontally arranged at the top of the transverse plate (44), the moving gear (46) is arranged on an output shaft of the moving motor (45), the moving gear (46) is meshed with the moving rack (43), and the adjusting part (47) is arranged at the top of the moving frame (41).

3. A tunnel shield transport mechanism as recited in claim 2, wherein: the utility model provides a control unit (47) is including accommodate motor (471), dwang (472), two U type framves (473), two slide rails (474), two slider (475) and two pull rod (476), two U type frame (473) symmetry sets up at the top of removing frame (41), two slide rail (474) level sets up respectively at the top of two U type framves (473), two slider (475) slidable mounting respectively on two slide rails (474), every the top of slider (475) all is equipped with carriage (477), be equipped with a plurality of conveying roller (478) in carriage (477), a plurality of conveying roller (478) outside cover is equipped with transmission belt (479), accommodate motor (471) are vertical to be set up at the top of removing frame (41), dwang (472) are installed on the output shaft of accommodate motor (471), two one end of pull rod (476) articulates with the tip of dwang (474) respectively, two the other end of pull rod (476) articulates with the bottom of two slider (475) respectively.

4. A tunnel shield transport mechanism as recited in claim 1, wherein: the dustproof assembly (5) comprises a collecting box (51), a bearing plate (52), a rotating shaft (53), a rotating disc (54), a rotating gear (55), a fixed seat (56), a suction hopper (57), a fan (58), a first hose (581), a second hose (582) and a rotating component (59), wherein the collecting box (51) is arranged at the top of a bottom plate (1), the bearing plate (52) is horizontally arranged on the outer wall of the top end of a second supporting frame (7), the rotating shaft (53) is rotatably arranged on the bearing plate (52), the rotating disc (54) is arranged at the top of the rotating shaft (53), the rotating gear (55) is arranged at the bottom of the rotating shaft (53), the fixed seat (56) is vertically arranged at the top of the rotating disc (54), the suction hopper (57) is arranged on the fixed seat (56), the suction hopper (57) is arranged towards a discharging pipe (3), the fan (58) is horizontally arranged at the top of the bottom plate (1), two ends of the first hose (581) are respectively connected with the input end of the fan (58) and the suction hopper (58) and the two hose (582) which are respectively connected with the output end of the fan (58), the rotating member (59) is mounted at the bottom of the carrier plate (52).

5. The tunnel shield transport mechanism of claim 4 wherein: the rotating component (59) comprises a limit rail (591), a limiting block (592), a rotating rack (593), a screw sliding table (594) and a connecting plate (595), wherein the limit rail (591) is horizontally arranged at the bottom of the bearing plate (52), the limiting block (592) is slidably mounted on the limit rail (591), the rotating rack (593) is horizontally arranged on the outer wall of the limiting block (592) and is meshed with the rotating gear (55), the screw sliding table (594) is horizontally arranged at the bottom of the bearing plate (52), the connecting plate (595) is mounted at the moving end of the screw sliding table (594), and the connecting plate (595) is connected with the limiting block (592).

6. The tunnel shield transport mechanism of claim 4 wherein: two sliding doors (511) are hinged on the outer wall of the collecting box (51).