CN210048642U

CN210048642U - Shield constructs dregs mud-water separation device

Info

Publication number: CN210048642U
Application number: CN201920788629.5U
Authority: CN
Inventors: 郭家庆; 刘烨煊; 刘东斌; 言海燕; 徐德良; 陈亚利; 王喜; 李青
Original assignee: China Railway Hi Tech Industry Corp Ltd; China Railway Environmental and Technology Engineering Co Ltd
Current assignee: China Railway Hi Tech Industry Corp Ltd; China Railway Environmental and Technology Engineering Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-02-11
Anticipated expiration: 2029-05-29

Abstract

A shield muck mud-water separation device comprises a primary dehydration unit (A) and a secondary dehydration unit (B); the primary dehydration unit comprises a feeding bin (1), a primary transmission belt (3), a spring (5) and a primary water collecting tank (7) which are sequentially arranged from top to bottom, the primary transmission belt is made of elastic materials, and a plurality of first water filtering holes (14) are formed in the primary transmission belt; the second grade dehydration unit includes from last second grade transmission band (9) and second grade header tank (11) of installing down in proper order, and the second grade transmission band sets up in the blanking end below of one-level transmission band, and the second grade transmission band is made for the elasticity material, sets up a plurality of second drainage holes (16) on the second grade transmission band. The spring is further provided with a support frame (2), and the feeding bin is arranged on the support frame. And a vibration motor is arranged in the roller of the second-stage transmission belt.

Description

Shield constructs dregs mud-water separation device

Technical Field

The utility model relates to a shield constructs dregs dewatering device, especially a shield constructs dregs mud-water separation device.

Background

With the acceleration of the urbanization process and the continuous development of urban rail transit, more and more tunnels need to be built. The current common tunnel construction method is a shield method, and a tunnel is excavated by a shield machine. Along with the shield process, a large amount of shield muck is generated. Because the construction water in the tunnel shield construction process and the stratum seepage water in the tunnel shield tunneling process can enter the shield muck, the shield muck generally has larger water content and is in a rare mud state, and the transportation is difficult. Moreover, the shield muck is loose in mud and even becomes slurry, so that a landslide is easily formed, and the safe stacking of a soil piling field is influenced. In addition, the shield muck is difficult to handle manually and consumes a large amount of manpower and material resources. Therefore, dehydration treatment of the shield muck is necessary.

At present, the shield muck dehydration treatment mainly comprises a medicament dehydration method, a mechanical dehydration method and a natural precipitation method. The chemical dehydration method is to add a chemical which is easy to generate heat by reacting with water into the shield muck and evaporate water in the shield muck by utilizing the heat generated by chemical reaction, but the method has the problems of large chemical dosage and low treatment efficiency. The mechanical dehydration method extrudes water from the shield muck through physical action, but the method has larger occupied area of equipment and higher treatment cost. The natural precipitation method is a method for separating solid phase and water in shield muck by using the difference of solid-liquid density and under the action of gravity through a natural precipitation method. The disposal method is simple, easy to implement, low in cost, strong in adaptability, long in time consumption, low in dehydration efficiency and large in field requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, it is not enough to overcome prior art, provides a solid phase and aqueous phase separation time weak point, and dehydration efficiency is high, and the lower shield of energy use amount constructs dregs mud-water separation device.

In order to solve the technical problem, the utility model provides a shield muck and mud water separation device, which comprises a primary dewatering unit and a secondary dewatering unit which are connected into a whole; the primary dehydration unit comprises a feeding bin, a primary transmission belt, a spring and a primary water collecting tank which are sequentially arranged from top to bottom, the primary transmission belt is made of elastic materials, and a plurality of first water filtering holes are formed in the primary transmission belt; the second grade dehydration unit includes from last to the second grade transmission band and the second grade header tank of installing in proper order down, and the second grade transmission band sets up in the blanking end below of one-level transmission band, and the second grade transmission band is made for the elasticity material, sets up a plurality of second drainage holes on the second grade transmission band.

The utility model discloses combine the advantage of mechanical dehydration and natural precipitation dehydration method, set up the spring through the below at the one-level transmission band, the dregs that make on the one-level transmission band that falls produce mechanical vibrations under self gravity and spring force effect, and one, set up the drainage hole on the second grade transmission band respectively, because one, the second grade transmission band all is made for the elasticity material, make the dregs fall one, during the second grade transmission band, under dregs self gravity effect, one of drainage hole department, second grade transmission band and arc recess warp downwards, thereby form the extrusion to dregs, therefore dregs on the one-level transmission band are under mechanical vibrations and extrusion dual function, the speed of solid phase and water phase separation in the shield constructs dregs, it is consuming time longer to have solved traditional natural precipitation method, the problem that dehydration efficiency is low.

Additionally, the utility model discloses a setting up upper and lower staggered one, second grade transmission band, the dregs that make to get into the second grade transmission band borrow and produce the secondary by gravity and throw the pressure, further dewater the shield structure dregs, reduced the use amount of the energy, solved traditional mechanical dehydration method energy resource consumption great, processing cost is higher, the great problem of equipment occupation of land.

Further, still install the support frame on the spring, the higher authority installation of support frame the feeding storehouse makes the feeding storehouse also can produce corresponding vibrations when the spring is out of shape from top to bottom like this to shake the dregs of adhesion on the feeding storehouse and fall.

Further, the vibrating motor is arranged in the roller of the second-stage conveying belt, so that the second-stage conveying belt can vibrate upwards and downwards to realize simultaneous vibration and simultaneous transmission, and therefore the speed of separating a solid phase from a water phase in the shield muck is accelerated under the dual effects of mechanical vibration and small hole extrusion of the muck entering the second-stage dehydration unit.

Furthermore, a discharge port of the feeding bin is provided with a drainage plate for guiding the muck to the first-stage conveying belt.

Furthermore, the blanking end of the first-level conveying belt is provided with a first-level soil drainage plate for guiding the muck to the second-level conveying belt.

Furthermore, the blanking end of the second-level conveying belt is provided with a second-level soil drainage plate for guiding and outputting the muck.

Further, the one-level header tank with the second grade header tank links into an organic whole, and sets up the outlet on the one-level header tank to realize concentrating the drainage, thereby make the utility model discloses simple structure, cost reduction.

Further, set up one-level liquid drainage plate in the one-level header tank, set up second grade liquid drainage plate in the second grade header tank, first, second grade liquid drainage plate overlap joint each other, and the end of one-level liquid drainage plate sets up towards the outlet to the aqueous phase is to the outlet.

Furthermore, the first and second water filtering holes are cross-shaped, so that the transmission belts at the first and second water filtering holes can deform downwards to extrude the residue soil.

Furthermore, a plurality of first arc-shaped grooves are formed in the first-stage conveying belt, first water filtering holes are formed in the first arc-shaped grooves, a plurality of second arc-shaped grooves are formed in the second-stage conveying belt, and second water filtering holes are formed in the second arc-shaped grooves, so that the muck can reach the first water filtering holes and the second water filtering holes conveniently, and the muck is extruded at the first water filtering holes and the second water filtering holes.

Drawings

Fig. 1 is a front view structure diagram of the present invention.

Fig. 2 is a left side view of fig. 1.

Fig. 3 is a right side view of fig. 1.

FIG. 4 is a schematic diagram of a first-level and a second-level transmission belt structures.

Fig. 5 is a top view of the first and second water filtering holes.

FIG. 6 is a cross-sectional view of the first and second filter holes.

In the figure: a-a first-stage dehydration unit, B-a second-stage dehydration unit, 1-a feeding bin, 2-a support frame, 3-a first-stage transmission belt, 4-a first-stage soil drainage plate, 5-a spring, 6-a water outlet, 7-a first-stage water collection tank, 8-a first-stage liquid drainage plate, 9-a second-stage transmission belt, 10-a second-stage soil drainage plate, 11-a second-stage water collection tank, 12-a second-stage liquid drainage plate, 13-a first arc-shaped groove, 14-a first water filtering hole, 15-a second arc-shaped groove and 16-a second water filtering hole.

Detailed Description

The invention is further described below with reference to specific preferred embodiments, without thereby limiting the scope of protection of the invention.

For convenience of description, the relative positional relationship of the components, such as: the descriptions of the upper, lower, left, right, etc. are described with reference to the layout directions of the drawings in the specification, and do not limit the structure of the present patent.

Example 1:

as shown in fig. 1-6, an embodiment of the shield muck and mud separating device of the present invention includes a primary dewatering unit a and a secondary dewatering unit B. The primary dehydration unit A comprises a feeding bin 1, a supporting frame 2, a transmission belt 3, a soil drainage plate 4, a spring 5, a water outlet 6, a primary water collection tank 7, a primary liquid drainage plate 8, a first arc-shaped groove 13 and a first water filtering hole 14. The second-stage dehydration unit B comprises a 9-second-stage transmission belt, a 10-second-stage soil drainage plate, a 11-second-stage water collection tank, a 12-second-stage liquid drainage plate, a 15-second arc-shaped groove and a 16-second water filtering hole.

The primary dewatering unit A and the secondary dewatering unit B are tightly connected into a whole, and the secondary dewatering unit B is positioned below the blanking position of the primary dewatering unit A. The upper end of the first-stage dehydration unit is a feeding bin 1, and the feeding bin 1 is fixed at the upper left of the support frame 2. A first-level transmission belt 3 is arranged below the support frame 2. One-level transmission band 3 is made for the elastic material, sets up a plurality of first arc recesses 13 on the one-level transmission band 3, sets up the first drainage hole 14 of cross form in each first arc recess 13 respectively. And a spring 5 is arranged below the first-stage transmission belt 3 for supporting connection. A primary water collecting tank 7 is fixedly arranged below the spring 5. The inside of one-level header tank 7 sets up one-level liquid drainage plate 8, and the outside sets up outlet 6. The second grade dehydration unit B is seamlessly connected with the first grade dehydration unit A through a second grade water collection tank 11 at the lower part, and a second grade liquid drainage plate 12 is seamlessly lapped with the first grade liquid drainage plate 8. And the second-stage conveying belt 9 is fixedly arranged on the upper part of the second-stage water collecting tank 11. The right-hand member of second grade transmission band 9 is equipped with second grade soil drainage plate 12. Second grade transmission band 9 is made for the elasticity material, sets up a plurality of second arc recesses 15 on the second grade transmission band 9, sets up second drainage hole 16 in each second arc recess 15 respectively, sets up vibrating motor in the cylinder of second grade transmission band 9 to make second grade transmission band 9 realize the transmission of vibrations formula.

The utility model discloses during the use, the shield constructs the dregs from taking the feeding storehouse 1 of drainage board to fall on one-level transmission band 3, shield constructs dregs gravity and acts on spring 5, thereby make one-level transmission band 3 produce on, shake down, one-level transmission band 3 is last, shake down and can not only make on the one-level transmission band 3 shield construct on the dregs, shake down, and dregs fall into in first arc recess 13, first arc recess 13 receives pressure and downwardly deformed, thereby form the extrusion to dregs, extrude the water in the shield constructs dregs by first drainage hole 14 arrange into the one-level header tank 7 of below, and simultaneously, because feeding storehouse 1 installs on spring 5 through support frame 2, so feeding storehouse 1 also can corresponding vibrations, thereby to will adhere to the shield that on feeding storehouse 1 constructs dregs and shake off. The shield that the one-level transmission band 3 dewaters after constructs dregs, through one-level soil drainage plate 4 throw fall to second grade transmission band 9 on, under the pressure that produces through the dregs sky and the vibrations effect of second grade transmission band 9, the shield constructs the dregs and falls into second arc recess 15 in, second arc recess 15 receives pressure and downward deformation to form the secondary extrusion to the dregs, further extrude the water in the shield dregs by second drainage hole 16 discharge in the second grade header tank 11 of below. The shield residual soil after twice dehydration is discharged by the secondary soil drainage plate 10 and is reserved for subsequent treatment. The dehydration of the first-level dehydration unit A falls into the first-level water collecting tank 7 and is drained to the water draining port 6 by the first-level liquid drainage plate 8 to be discharged for subsequent treatment. The water removed in the vibration dehydration process of the secondary dehydration unit B is drained to the drainage port 6 by the secondary liquid drainage plate 12 and the primary liquid drainage plate 8 and is discharged for subsequent treatment.

The above description is only for the preferred embodiment of the present application and should not be taken as limiting the present application in any way, and although the present application has been disclosed in the preferred embodiment, it is not intended to limit the present application, and those skilled in the art should understand that they can make various changes and modifications within the technical scope of the present application without departing from the scope of the present application, and therefore all the changes and modifications can be made within the technical scope of the present application.

Claims

1. A shield muck mud-water separation device is characterized by comprising a primary dehydration unit (A) and a secondary dehydration unit (B); the primary dehydration unit comprises a feeding bin (1), a primary transmission belt (3), a spring (5) and a primary water collecting tank (7) which are sequentially arranged from top to bottom, the primary transmission belt is made of elastic materials, and a plurality of first water filtering holes (14) are formed in the primary transmission belt; the second grade dehydration unit includes from last second grade transmission band (9) and second grade header tank (11) of installing down in proper order, and the second grade transmission band sets up in the blanking end below of one-level transmission band, and the second grade transmission band is made for the elasticity material, sets up a plurality of second drainage holes (16) on the second grade transmission band.

2. The shield muck mud-water separation device according to claim 1, wherein a support frame (2) is further mounted on the spring, and the feeding bin is mounted on the support frame.

3. The shield residue soil mud-water separation device of claim 1, wherein a vibration motor is arranged in the roller of the secondary conveyor belt.

4. The shield muck mud-water separation device according to claim 1, wherein a discharge port of the feeding bin is provided with a drainage plate for guiding muck to a first-stage conveyor belt.

5. The shield muck mud-water separation device of claim 1, wherein a primary soil drainage plate (4) for guiding muck to a secondary conveyor belt is arranged at the blanking end of the primary conveyor belt.

6. The shield muck mud-water separation device according to claim 1, wherein a secondary soil drainage plate (10) for guiding and outputting muck is arranged at the blanking end of the secondary conveyor belt.

7. The shield muck and mud-water separation device according to claim 1, wherein the primary water collection tank and the secondary water collection tank are communicated into a whole, and a water outlet (6) is formed in the primary water collection tank.

8. The shield residue soil mud-water separation device according to claim 7, wherein a primary liquid drainage plate (8) is arranged in the primary water collection tank, a secondary liquid drainage plate (12) is arranged in the secondary water collection tank, the primary and secondary liquid drainage plates are mutually overlapped, and the tail end of the primary liquid drainage plate faces the water outlet.

9. The shield muck and mud-water separation device according to claim 1, wherein the first and second water filtering holes are cross-shaped.

10. The shield residue soil mud-water separation device according to claim 1, wherein a plurality of first arc-shaped grooves (13) are arranged on the primary conveyor belt, the first water filtering holes (14) are arranged in each first arc-shaped groove, a plurality of second arc-shaped grooves (15) are arranged on the secondary conveyor belt, and the second water filtering holes (16) are arranged in each second arc-shaped groove.