CN212563238U

CN212563238U - Slurry balance push bench and slurry circulation system thereof

Info

Publication number: CN212563238U
Application number: CN202020720258.XU
Authority: CN
Inventors: 杨雪松; 胡成
Original assignee: Yangzhou Earth Dragon Machinery Co ltd
Current assignee: Yangzhou Earth Dragon Machinery Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-02-19
Anticipated expiration: 2030-05-06

Abstract

A kind of slurry balance push bench and mud circulation system, including: the slurry discharging system of the slurry storehouse comprises a first slurry inlet pipeline and a first slurry discharging pipeline, wherein the first slurry inlet pipeline is communicated with the slurry storehouse and is used for injecting slurry with preset pressure into the slurry storehouse, and the first slurry discharging pipeline is communicated with the slurry storehouse and is used for discharging slurry mixed with waste soil; the secondary crushing bin slurry discharging system comprises a second slurry inlet pipeline and a second slurry outlet pipeline, wherein the second slurry inlet pipeline and an inner bin in the secondary crushing bin are communicated and used for injecting slurry with preset pressure into the inner bin, and the second slurry discharge pipeline and the inner bin are communicated and used for discharging slurry mixed with waste soil. The utility model discloses add secondary broken storehouse circulation and arrange thick liquid system on the basis of thick liquid system is arranged to current muddy water storehouse circulation, alleviateed muddy water storehouse and arranged thick liquid pressure, improved row's thick liquid efficiency, avoided the jam problem.

Description

Slurry balance push bench and slurry circulation system thereof

Technical Field

The utility model relates to a tunneling equipment technical field, more specifically say, relate to a muddy water balance push bench and mud circulation system thereof.

Background

The mud-water balance push bench is used as one kind of tunnel boring machine and has the basic principle of balancing soil pressure and underground water pressure with mud-water pressure and conveying waste soil medium with mud-water. The core of the mud-water balance tunneling machine is a mud circulation system, the mud circulation system comprises a mud inlet pipe and a mud discharge pipe, during mud-water type tunneling construction, the mud inlet pipe continuously supplies mud water, the mud water with certain pressure is injected into an excavation cabin to keep the excavation surface stable, the mud discharge pipe continuously discharges the mud water mixed with waste soil out of the excavation cabin, and the circulation is carried out so as to ensure the smooth proceeding of mud inlet and discharge.

However, the slurry balance tunneling machine in the prior art has a very mature application in the excavation and tunneling process of a large-section tunnel, and when a long-distance micro tunnel is tunneled, because the space of the tunnel is narrow, only a slurry discharge pump of a slurry circulation system can be placed outside the tunnel, the suction stroke of the slurry discharge pump is insufficient, the slurry discharge efficiency is low, and the slurry discharge pipeline is easily blocked.

Therefore, aiming at the problems of low slurry discharge efficiency and easy blockage in the long-distance tunnel tunneling in the prior art, a slurry balance push bench and a slurry circulation system thereof are needed to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model aims to provide a slurry balance push bench and slurry circulation system thereof.

In order to achieve the above objects and other related objects, the present invention provides a technical solution: a slurry circulation system of a slurry balance push bench comprises:

the slurry discharging system of the slurry storehouse comprises a first slurry inlet pipeline and a first slurry discharging pipeline, wherein the first slurry inlet pipeline is communicated with the slurry storehouse and is used for injecting slurry with preset pressure into the slurry storehouse, and the first slurry discharging pipeline is communicated with the slurry storehouse and is used for discharging slurry mixed with waste soil;

the secondary crushing bin slurry discharge system comprises a second slurry inlet pipeline and a second slurry outlet pipeline, wherein the second slurry inlet pipeline and an inner bin in the secondary crushing bin are communicated and used for injecting slurry with preset pressure into the inner bin, and the second slurry outlet pipeline and the inner bin are communicated and used for discharging slurry mixed with waste soil.

The preferable technical scheme is as follows: the lower half of interior storehouse is provided with the sieve mesh on leaking hopper-shaped terminal surface, the rear of sieve mesh is provided with and is used for erodeing the third of sieve mesh advances thick liquid pipeline.

The preferable technical scheme is as follows: and the funnel-shaped end surface of the upper half part of the inner bin is provided with two fourth slurry inlet pipelines which are flushed outwards. The preferable technical scheme is as follows: and a fifth slurry inlet pipeline which is flushed outwards and can be selectively opened is further arranged on the funnel-shaped end surface of the upper half part of the inner bin.

The slurry balance push bench comprises a slurry circulation system, wherein the slurry circulation system is the slurry circulation system of the slurry balance push bench.

Because of the application of the technical scheme, the utility model discloses the beneficial effect who has does:

the utility model discloses add secondary broken storehouse circulation and arrange thick liquid system on the basis of thick liquid system is arranged to current muddy water storehouse circulation, alleviateed muddy water storehouse and arranged thick liquid pressure, improved row's thick liquid efficiency, avoided the jam problem.

Drawings

Fig. 1 is a schematic view of the system of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

In the attached drawings, 1, a slurry discharge system of a slurry cabin; 2. a secondary crushing bin slurry discharge system; 3. a first slurry inlet pipeline; 4. a first slurry outlet pipeline; 5. a muddy water bin; 6. a second slurry inlet pipeline; 7. a second slurry outlet pipeline; 8. an inner bin; 9. screening holes; 10. a third slurry inlet pipeline; 11. a fourth slurry inlet pipeline; 12. a fifth slurry inlet pipeline; 13. a gap; 14. a slurry treatment station; 15. and (4) screening holes.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1-2. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in fig. 1-2 (a secondary crushing bin slurry discharge system is not shown in fig. 2), the muddy water balance push bench and the mud circulation system thereof. The mud circulation system comprises a mud-water bin slurry discharge system 1 and a secondary crushing bin slurry discharge system 2. The slurry discharge system 1 comprises two first slurry inlet pipelines 3 and two first slurry outlet pipelines 4, wherein the first slurry inlet pipelines 3 and the first slurry outlet pipelines 4 are communicated with a slurry bin 5 and a slurry treatment station 14, a slurry inlet pump is arranged on the first slurry inlet pipeline 3, and a slurry outlet pump is arranged on the first slurry outlet pipeline 4. The secondary crushing bin slurry discharge system 2 comprises a second slurry inlet pipeline 6 and a second slurry outlet pipeline 7, the second slurry inlet pipeline 6 and the second slurry outlet pipeline 7 are communicated with an inner bin 8 and a slurry treatment station 14, a slurry inlet pump is arranged on the second slurry inlet pipeline 6, and a slurry outlet pump is arranged on the second slurry outlet pipeline 7.

It should be noted that: the utility model discloses in, be provided with sieve mesh 15 on the outer wall is leaked hopper-shaped to the lower half in storehouse 8 for the dregs of a sieve, and cooperation secondary crushing storehouse row thick liquid system 2 constitutes an independent row thick liquid system.

Further, a third slurry inlet pipeline 10 for flushing the sieve holes 15 is arranged behind the sieve holes 15 to prevent the sieve holes 15 from being blocked.

Furthermore, the upper funnel-shaped end surface of the inner bin 8 is provided with two fourth slurry inlet pipelines 11 which flush water to the outside and one fifth slurry inlet pipeline 12 which flushes water to the outside and can be selectively opened. The fourth slurry inlet pipeline 11 and the fifth slurry inlet pipeline 12 flush outwards and flush into a gap 13 between the inner bin 8 and the outer bin of the secondary crushing bin.

Therefore, the utility model has the advantages of it is following:

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a mud water balance push bench mud circulation system which characterized in that includes:

2. The slurry loop system of claim 1, wherein: the lower half of interior storehouse is provided with the sieve mesh on leaking hopper-shaped terminal surface, the rear of sieve mesh is provided with and is used for erodeing the third of sieve mesh advances thick liquid pipeline.

3. The slurry loop system of claim 1, wherein: and the funnel-shaped end surface of the upper half part of the inner bin is provided with two fourth slurry inlet pipelines which are flushed outwards.

4. The slurry loop system of claim 1, wherein: and a fifth slurry inlet pipeline which is flushed outwards and can be selectively opened is further arranged on the funnel-shaped end surface of the upper half part of the inner bin.

5. The utility model provides a muddy water balance push bench, includes mud circulation system, its characterized in that: the mud circulation system is the mud circulation system of the mud-water balance push bench according to any one of claims 1-4.