CN218542265U

CN218542265U - Muck treatment system

Info

Publication number: CN218542265U
Application number: CN202222631078.6U
Authority: CN
Inventors: 赵季; 常志强; 范靖渝; 张晨; 王若麟; 潘志水; 武晓丽; 常学阳; 袁宁; 刘璐
Original assignee: Beijing Municipal Construction Co Ltd; Beijing No 4 Municipal Construction Engineering Co Ltd
Current assignee: Beijing Municipal Construction Co Ltd; Beijing No 4 Municipal Construction Engineering Co Ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-02-28
Anticipated expiration: 2032-10-08

Abstract

The utility model relates to the technical field of shield construction, in particular to a muck treatment system, which comprises a screw machine and a mud cutter, wherein the screw machine is provided with an inlet and an outlet and is configured to convey muck; the mud cutter is arranged at the outlet position and comprises a cutter and a first power part, and the first power part is configured to drive the cutter to reciprocate along a first direction. The mud cutter can slice the dregs block, especially clay block, and it is too big to have avoided the dregs block to be long-pending, piles up the normal operating that influences transmission device on transmission device, is favorable to improving the work efficiency of shield structure machine in the clay layer.

Description

Muck treatment system

Technical Field

The utility model relates to a shield constructs construction technical field, especially relates to a dregs processing system.

Background

The shield method is a fully mechanized construction method in the construction of the underground excavation method, and utilizes the propelling of a shield machine in the ground to prevent collapse by supporting a cofferdam around through a duct piece and a shield shell. And meanwhile, conveying the excavated residue soil out of the hole through an earthmoving machine behind the excavation surface. When the shield machine normally advances, muck peeled off from the tunnel face enters the screw machine through the screw machine soil inlet, then falls to the belt conveyor from the screw machine soil outlet and is conveyed to a muck battery car.

The hard clay stratum belongs to one of the intractable strata encountered in shield construction, the soil is cut by a shield cutter head and then becomes block-shaped, and stirring for a longer time than usual and more dregs modifier foams are required to be soaked into the soil blocks to reduce digging resistance so as to cut the dregs into small soil blocks. If the dregs improvement effect is not good, or the dregs are too hard, the dregs cutting effect is poor, the dregs which are bulky and agglomerated can directly fall onto the belt conveyor through the screw conveyor, along with the emergence of the following same type of soil blocks, accumulation is formed on the belt conveyor, the long-time high-load operation of the belt conveyor easily generates burning risks, if the machine is stopped to manually treat the dregs, the whole construction efficiency is reduced, and the personnel safety is difficultly ensured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dregs processing system can effectively cut the dregs piece in the dregs that the discharge shield constructs the construction and produces, guarantees transmission device's normal operating in the next transmission process.

To achieve the purpose, the utility model adopts the following technical proposal:

the muck treatment system comprises a screw conveyor and a mud cutter, wherein the screw conveyor is provided with an inlet and an outlet and is configured to convey muck in a screw mode; the mud cutter is arranged at the outlet position and comprises a cutter and a first power part, and the first power part is configured to drive the cutter to move back and forth along a first direction.

Optionally, the mud cutter further comprises a connecting piece, the connecting piece is respectively connected with the first power piece and the cutter, the cutter adopts a linear structure, and the connecting piece and the cutter enclose to form an annular structure.

Optionally, the connector is U-shaped.

Optionally, the cutter is linear.

Optionally, the cutter is a tensioned steel wire rope.

Optionally, the mud cutter still includes the guide rail, the guide rail sets up on the export, the guide rail is followed the radial setting of export, the connecting piece with guide rail sliding fit.

Optionally, the screw machine further comprises a gate capable of opening or closing the outlet.

Optionally, the gate includes a door frame and a door body, the door frame with the export rigid coupling, the door body with the door frame sliding fit, the door body can be in the door frame is inboard along first direction reciprocating motion.

Optionally, the screw machine further comprises a second power part configured to drive the door body to move.

Optionally, the first power member is a variable frequency power member.

The utility model has the advantages that: the utility model discloses in will have the export of slicing function's mud cutter integration at the screw conveyer, can slice the especially clay piece of dregs piece, it is long-pending too big to have avoided the dregs piece, piles up the normal operation that influences transmission device on transmission device, is favorable to improving the work efficiency of shield structure machine in the clay layer.

Drawings

Fig. 1 is a schematic structural diagram of a muck treatment system proposed in an embodiment of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is a schematic structural view of a cutter according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a door body according to an embodiment of the present invention.

In the figure: 1. a screw machine; 11. a screw machine main body; 12. an outlet; 13. an inlet; 14. a gate; 14a, a door frame; 14b, a door body; 15. a second power member; 2. a mud cutter; 21. a cutter; 22. a connecting member; 23. a guide rail; 24. a first power member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The embodiment provides a dregs processing system, belongs to shield construction technical field, mainly uses between shield structure blade disc and transmission device (for example belt feeder) to the dregs that produce when tunneling with the shield constructs the machine are effectively handled and are carried transmission device, specifically include screw machine 1 and mud cutter 2, and mud cutter 2 can be with the especially clay piece section of the dregs piece of screw machine 1 exhaust, thereby disperses the harmful effects of dregs piece to transmission device, guarantees transmission device's normal operating.

Referring to fig. 1-4, the muck processing system provided in this embodiment includes a screw machine 1 and a mud cutter 2, where the screw machine 1 includes a screw machine main body 11, an inlet 13 and an outlet 12 corresponding to the conveying device, the screw machine main body 11 uses an internally rotating screw to stir and spirally convey muck, and its operation principle and structure are in the prior art, and no further description is provided herein, the inlet 13 is disposed at an end of the screw machine main body 11 close to the shield machine cutterhead, the outlet 12 is disposed at a side of the screw machine main body 11 away from the shield machine cutterhead and perpendicular to the screw machine main body 11, in order to ensure that the clod smoothly falls from the outlet 12 onto the conveying device, the mud cutter 2 includes a first power member 24 and a cutter 21, the first power member 24 is disposed on the screw machine 1, the cutter 21 is disposed at the outlet 12 and connected to the first power member 24, the first power member 24 is configured to drive the cutter 21 to make a reciprocating motion along a first direction (X direction), where the first direction is perpendicular to the outlet 12.

The dregs block that the shield constructs the machine and tunnels in-process production gets into screw machine 1 through the import 13 of screw machine 1 in, then drops from export 12, and power spare drives cutter 21 reciprocating motion, can slice the dregs block that export 12 was extruded, avoids the dregs bulky, produces harmful effects to transmission device's transportation in the next transmission process. It will be appreciated that when the muck falling from the screw 1 is difficult to form into a muck mass, the first power member 24 may stop moving to reduce the resistance of the muck to extrude out of the screw 1.

Meanwhile, the frequency of the first power member 24 driving the cutter 21 can be adjusted according to the actual use environment (including the unearthing speed, the soil quality, the equipment condition and the like), so as to adjust the soil cutting efficiency, namely, the first power member 24 is a variable frequency power member. In this embodiment, the first power member 24 is a hydraulic cylinder, and in order to reduce the occupied space of the whole muck treatment system, the first power member 24 is arranged along the length direction of the screw machine 1, one end of the first power member is fixedly connected with the screw machine 1, and the other end of the first power member is connected with the cutter 21 to drive the cutter 21 to reciprocate along the length direction of the screw machine 1. Of course, the first power member 24 could also be a cylinder or other linear drive structure, such as a motor with a double link attached.

Referring to fig. 3, in order to reduce the blockage of the cutter 21 to the muck block from the screw conveyor 1 during the cutting of the muck block by the mud cutter 2 and enable the muck block to be continuously output, the cutter 21 is of a linear structure, specifically, the cutter 21 may be of a linear structure, for example, a taut steel wire rope or other hard ropes, the mud cutter 2 further includes a connector 22, the cutter 21 is connected with a first power member 24 through the connector 22, the connector 22 and the cutter 21 can enclose to form an annular structure for the muck to penetrate through, and the inner contour area of the annular structure is not smaller than the inner contour area of the outlet 12. For example, the connecting member 22 may be U-shaped, and the two ends of the length of the cutting blade 21 are connected to the two ends of the connecting member 22 respectively to form a closed loop, and the area of the inner contour of the closed loop is larger than that of the outlet 12.

Optionally, as shown in fig. 1, the mud cutter 2 further includes two guide rails 23 disposed at the outlet 12, the guide rails 23 extend along the length direction of the screw machine 1, the connecting member 22 is located between the two guide rails 23 and is in sliding fit with the guide rails 23, the connecting member 22 can drive the cutting knife 21 to reciprocate along the length direction of the guide rails 23 under the driving of the first power member 24, so as to cut the muck blocks, and one ends of the two guide rails 23, which are far away from the connecting member 22, are further connected by a connecting rod, so as to further improve the stability of the structure of the guide rails 23.

In one embodiment, the inner side of the guide rail 23 is provided with a guide groove along the length direction of the guide rail 23, and two ends of the connecting member 22 can be respectively inserted into the guide groove to be slidably connected with the guide rail 23. In other embodiments, the connecting member 22 can be slidably connected with the guide rail 23 via a guide wheel, which will not be described herein.

Referring to fig. 2 and 4, a gate 14 is further disposed at the outlet 12, the gate 14 can open or close the outlet 12, and in a non-working state, the gate 14 blocks the outlet 12 to prevent foreign objects from entering the screw machine 1 from the outlet 12 and affecting the service life of the screw machine 1; in the working state, the gate 14 opens the outlet 12, and the residue soil can be smoothly discharged out of the screw machine 1 under the extrusion of the screw rod in the screw machine 1.

The gate 14 comprises a door frame 14a and a door body 14b, the door body 14b is in sliding fit with the door frame 14a, the door body 14b can reciprocate in the inner side of the door frame 14a along a first direction, the door frame 14a is welded at the outlet of the screw machine, the guide rail is fixedly connected with the door frame 14a and can be integrally formed, in the non-working state, the door body 14b is located in the door frame 14a to block the outlet 12, in the working state, the door body 14b is drawn out of the door frame 14a, and the residue soil sequentially falls onto the conveying device through the door frame 14a and the cutter 21.

The screw machine 1 further comprises a second power part 15, the second power part 15 is connected with the gate 14 to realize the automation of opening and closing of the gate 14, the second power part 15 can be the same as the first power part 24 in structure and can also be different from the first power part 24 in structure, in this embodiment, the second power part 15 also adopts a hydraulic oil cylinder and is arranged in parallel with the first power part 24, more specifically, the first power part 24 and the second power part 15 are arranged up and down, wherein the second power part 15 is arranged above the first power part 24.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A muck treatment system, comprising:

the spiral machine (1), the spiral machine (1) is provided with an inlet (13) and an outlet (12), and the spiral machine (1) is configured to convey muck in a spiral manner;

the mud cutter (2) is arranged at the position of the outlet (12), the mud cutter (2) comprises a cutter (21) and a first power part (24), and the first power part (24) is configured to drive the cutter (21) to move back and forth along a first direction.

2. The muck treatment system according to claim 1, wherein the mud cutter (2) further comprises a connecting member (22), the connecting member (22) is connected with the first power member (24) and the cutter (21), the cutter (21) is in a linear structure, and the connecting member (22) and the cutter (21) are enclosed to form an annular structure.

3. The muck treatment system of claim 2, wherein the connector (22) is U-shaped.

4. The muck treatment system according to claim 2, wherein the cutting knife (21) is rectilinear.

5. The muck treatment system according to claim 3, wherein the cutter (21) is a tensioned wire rope.

6. The muck processing system according to claim 3 or 4, characterized in that the mud cutter (2) further comprises a guide rail (23), the guide rail (23) being arranged on the outlet (12), the guide rail (23) being arranged in a radial direction of the outlet (12), the connector (22) being in sliding engagement with the guide rail (23).

7. The muck treatment system according to claim 1, wherein the screw machine (1) further comprises a gate (14), the gate (14) being capable of opening or closing the outlet (12).

8. The muck processing system according to claim 7, wherein the gate (14) includes a door frame (14 a) and a door body (14 b), the door frame (14 a) being affixed to the outlet (12), the door body (14 b) being in sliding engagement with the door frame (14 a), the door body (14 b) being reciprocally movable in the first direction inside the door frame (14 a).

9. The muck treatment system according to claim 8, wherein the screw machine (1) further comprises a second power member (15), the second power member (15) being configured to drive the door body (14 b) to move in the first direction.

10. The muck processing system according to claim 1, wherein the first power member (24) is a variable frequency power member.