CN219061641U - Water-rich sandy pebble stratum shield construction blowout prevention device - Google Patents

Abstract

The utility model relates to the technical field of water-rich sand pebble stratum shield construction blowout prevention, in particular to a water-rich sand pebble stratum shield construction blowout prevention device, which comprises the following technical scheme: including depositing the soil bin, deposit soil bin top trompil and intercommunication and install the soil discharge pipe, deposit soil bin one side below trompil and intercommunication and install into the soil pipe, be equipped with the hinge dragon body in depositing the soil bin, the hinge dragon body passes through mounting panel movable mounting in depositing the soil bin, the hinge Long Benti bottom passes the mounting panel, the hinge dragon body passes through the bearing and rotates with the mounting panel to be connected, the hinge Long Benti bottom passes the mounting panel and installs driving motor body in the transmission, it installs the water storage tank to deposit soil bin bottom intercommunication, the water storage tank top is installed with depositing soil bin bottom intercommunication through the ring flange, water storage tank bottom trompil and intercommunication are installed the drain pipe. The utility model solves the problem of low dehydration efficiency of the discontinuous water-rich sandy pebble stratum.

Description

Water-rich sandy pebble stratum shield construction blowout prevention device

Technical Field

The utility model relates to the technical field of shield construction blowout prevention of water-rich sand and pebble strata, in particular to a shield construction blowout prevention device of a water-rich sand and pebble stratum.

Background

When the earth pressure balance shield machine is used for construction tunneling in a water-rich sandy pebble stratum, the earth pressure balance mode tunneling is needed to prevent ground subsidence because of large water content of the earth layer and poor stability of the earth layer, a large amount of sand, gravel and water enter an earth bin in the forward pushing process of the shield machine, and sandy pebbles are in the shape of round particles and are divided into round gravel, pebbles, boulders, gravel soil, sandy pebbles and the like; the angular particles are divided into angular gravel, broken stone, block stone, broken stone soil and the like, and as the sand has no water-retaining property, water and slag segregation are easy to form in a soil bin through stirring, and when the soil bin has certain pressure, a large amount of muddy water is easy to gush out from a screw machine to form gushing when the screw machine discharges soil.

Chinese utility model patent: the utility model discloses a publication number is CN207470188U, this discloses a water-rich sandy pebble stratum shield construction blowout preventer, including the soil bin, the inboard right part fixed mounting box in soil bin, the left and right sides end of box is equipped with the leak, the inboard upper and lower fixed mounting sand screen of box, the right-hand member of sand screen covers the sand layer, the upper and lower end of inboard right part upside fixed connection filter of box, the inboard of soil bin seals through the soil inlet hole to the defeated soil pipe, the inboard upper portion fixed mounting first ring spare in soil pipe, the left end of the right-hand member lower part fixed connection diaphragm in soil bin, the middle part of diaphragm is through round hole slidable mounting inserted pin. Through the retractive force of the first spring, the dehydration of the water-rich sand pebbles is accelerated, a large amount of water is stopped from entering the soil conveying pipe, the water conveying pipe is sleeved in the second ring piece, the inserting column is inserted into the inserting groove piece, the left part of the water conveying pipe is stabilized, and the service life of a welding seam of the water conveying pipe and the soil bin is greatly prolonged.

In the prior art, CN207470188U only drains through the retractive force of a spring when in use, but because the sand and pebble stratum encountered by a shield tunneling machine in the tunneling process is not continuous, when a large amount of sediment exists between the sand and pebble strata, the retractive force of the spring is insufficient, the sediment is difficult to squeeze, and the sediment and the sand and pebbles are dehydrated, so that the phenomenon of gushing occurs, and therefore, the water-rich sand and pebble stratum shield construction gushing prevention device is needed to solve the problems.

Disclosure of Invention

The utility model aims to provide a blowout prevention device for shield construction of a water-rich sand pebble stratum, which has the advantages of improving the dehydration efficiency of digging and taking objects from the water-rich sand pebble stratum and solving the problem of low dehydration efficiency of the discontinuous water-rich sand pebble stratum.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a rich water sandy pebble stratum shield construction prevents gushing device, includes and deposits the soil storehouse, it is equipped with the auger body to deposit in the soil storehouse, the auger body passes through mounting panel movable mounting and deposits in the soil storehouse, it installs the water storage tank to deposit soil storehouse bottom intercommunication.

When the water-rich sand and pebble stratum shield construction blowout prevention device in the technical scheme is used, the shield machine is used for tunneling in the water-rich sand and pebble stratum, the dug sand and pebbles and water are injected into the soil storage bin through the soil inlet pipe, at the moment, the sand and pebbles are stirred in the soil storage bin above the mounting plate through the auger body, so that the sand and pebbles move upwards in the soil storage bin and are discharged through the soil discharge pipe, and meanwhile, the water mixed in the sand and pebbles falls into the water storage tank through the water filtering holes in the mounting plate and is discharged through the water discharging pipe.

Preferably, the top of the soil storage bin is provided with holes and communicated with a soil discharging pipe, and the lower part of one side of the soil storage bin is provided with holes and communicated with a soil feeding pipe.

Preferably, the bottom end of the inner wall of the soil inlet pipe and the upper surface of the mounting plate are positioned on the same plane.

Preferably, the bottom end of the hinge Long Benti penetrates through the mounting plate, the hinge body is rotationally connected with the mounting plate through a bearing, and the bottom end of the hinge Long Benti penetrates through the mounting plate and is provided with a driving motor body in a transmission mode.

Preferably, the mounting panel lower surface fixed mounting in driving motor body outside has the power storehouse, and the power storehouse bottom adopts open structural design.

Preferably, the mounting plate on the outer side of the power bin is provided with water filtering holes in an annular array.

Preferably, the top of the water storage tank is communicated with the bottom end of the soil storage bin through a flange plate, and the bottom end of the water storage tank is provided with an opening and is communicated with a drain pipe.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the soil storage bin is arranged, and the auger body is arranged in the soil storage bin, so that the sand pebbles entering through the soil inlet pipe are upwards moved in the soil storage bin through rotation of the auger body and are discharged through the soil discharge pipe, and meanwhile, water in the sand pebbles can flow into the water storage tank through the water filtering holes formed in the mounting plate, thereby realizing separation of the sand pebbles and the water, and further achieving the effect of improving the digging and taking dehydration efficiency of the water-rich sand pebble stratum.

Drawings

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

fig. 2 is a schematic elevational view of the present utility model.

In the figure: 1. a drain pipe; 2. a water storage tank; 3. a power bin; 4. a water filtering hole; 5. a hinged dragon body; 6. a soil storage bin; 7. a soil inlet pipe; 8. a mounting plate; 9. a driving motor body; 10. a soil discharging pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples

As shown in fig. 1 and 2, the present utility model provides an embodiment: the utility model provides a rich water sandy pebble stratum shield construction prevents gushing device, includes to deposit soil storehouse 6, deposits the trompil of soil storehouse 6 top and the intercommunication and install row's soil pipe 10, deposits the trompil of soil storehouse 6 one side below and the intercommunication and install into soil pipe 7. The bottom end of the inner wall of the soil inlet pipe 7 and the upper surface of the mounting plate 8 are positioned on the same plane. The soil storage bin 6 is internally provided with a hinge body 5, the hinge body 5 is movably arranged in the soil storage bin 6 through a mounting plate 8, the bottom end of the hinge body 5 penetrates through the mounting plate 8, the hinge body 5 is rotationally connected with the mounting plate 8 through a bearing, holes are formed in stirring blades of the hinge body 5 for water filtration, and the bottom end of the hinge body 5 penetrates through the mounting plate 8 and is in transmission mounting with a driving motor body.

The lower surface of the mounting plate 8 outside the driving motor body is fixedly provided with a power bin 3, and the bottom end of the power bin 3 adopts an open structure design. The mounting plate 8 outside the power bin 3 is provided with a water filtering hole 4 in an annular array. The bottom end of the soil storage bin 6 is communicated with and provided with a water storage tank 2. The top of the water storage tank 2 is communicated with the bottom end of the soil storage bin 6 through a flange plate, and a drain pipe 1 is opened at the bottom end of the water storage tank 2 and is communicated with the water storage tank. Through setting up soil storage storehouse 6 to set up the auger body 5 in the soil storage storehouse 6, thereby make the sandy pebble that gets into through advancing soil pipe 7 through the rotation of auger body 5 move up in the soil storage storehouse 6, and discharge through arranging soil pipe 10, simultaneously through the drainage hole 4 of seting up on mounting panel 8, can make the water in the sandy pebble flow to in the water storage tank 2, thereby realize sandy pebble and water separation, reached the effect that improves the dehydration efficiency of getting the thing is dug to rich water sandy pebble stratum in succession.

When the utility model is used, the shield machine is used for tunneling in a water-rich sandy pebble stratum, the dug sandy pebbles and water are injected into the soil storage bin 6 through the soil inlet pipe 7, and at the moment, the sandy pebbles are stirred in the soil storage bin 6 above the mounting plate 8 through the auger body 5, so that the sandy pebbles move upwards in the soil storage bin 6 and are discharged through the soil discharge pipe 10, and meanwhile, the water mixed in the sandy pebbles falls into the water storage tank 2 through the water filtering holes 4 on the mounting plate 8 and is discharged through the water discharge pipe 1.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a rich water sandy pebble stratum shield constructs construction and prevents gushing device, includes to deposit soil bin (6), its characterized in that: the soil storage bin (6) is internally provided with a hinged dragon body (5), the hinge Long Benti (5) is movably arranged in the soil storage bin (6) through a mounting plate (8), and the bottom end of the soil storage bin (6) is communicated with a water storage tank (2).

2. The water-rich sandy pebble stratum shield construction blowout preventer according to claim 1, wherein: the top of the soil storage bin (6) is provided with holes and is communicated with a soil discharging pipe (10), and one side of the soil storage bin (6) is provided with holes and is communicated with a soil inlet pipe (7).

3. The water-rich sandy pebble stratum shield construction blowout preventer according to claim 2, wherein: the bottom end of the inner wall of the soil inlet pipe (7) and the upper surface of the mounting plate (8) are positioned on the same plane.

4. The water-rich sandy pebble stratum shield construction blowout preventer according to claim 1, wherein: the bottom end of the hinge Long Benti (5) penetrates through the mounting plate (8), the hinge Long Benti (5) is rotationally connected with the mounting plate (8) through a bearing, and the bottom end of the hinge Long Benti (5) penetrates through the mounting plate (8) and is in transmission mounting with the driving motor body (9).

5. The water-rich sandy pebble stratum shield construction blowout preventer according to claim 4, wherein: the power bin (3) is fixedly arranged on the lower surface of the mounting plate (8) on the outer side of the driving motor body (9), and the bottom end of the power bin (3) adopts an open structure design.

6. The water-rich sandy pebble stratum shield construction blowout preventer according to claim 5, wherein: the mounting plate (8) on the outer side of the power bin (3) is provided with water filtering holes (4) in an annular array.

7. The water-rich sandy pebble stratum shield construction blowout preventer according to claim 1, wherein: the top of the water storage tank (2) is communicated with the bottom end of the soil storage bin (6) through a flange, and a drain pipe (1) is opened at the bottom end of the water storage tank (2) and is communicated with the water storage tank.

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