CN216946697U - Circulating slurry treatment system - Google Patents
Circulating slurry treatment system Download PDFInfo
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- CN216946697U CN216946697U CN202122972497.1U CN202122972497U CN216946697U CN 216946697 U CN216946697 U CN 216946697U CN 202122972497 U CN202122972497 U CN 202122972497U CN 216946697 U CN216946697 U CN 216946697U
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Abstract
The utility model provides a circulating slurry treatment system, which comprises a slurry tank assembly, wherein a secondary slurry storage tank frame assembly and a primary slurry storage tank frame assembly are arranged above the slurry tank assembly; a dewatering screen frame assembly is arranged on the secondary slurry storage tank frame assembly, and a pre-screening frame assembly is arranged on the primary slurry storage tank frame assembly; and a swirler frame assembly is arranged on the secondary slurry storage tank frame assembly, and a pre-screening slurry inlet frame assembly is arranged on the pre-screening frame assembly. By adopting the scheme, the difficulty of field installation can be greatly simplified, the mud separation treatment efficiency is improved, mud can be recycled, and the waste of mud in the construction process is reduced.
Description
Technical Field
The utility model relates to the field of slurry treatment, in particular to a circulating slurry treatment system.
Background
In the shield engineering, a large amount of dirty slurry is generated during construction, separation treatment is needed, the separated clear water can be recycled, and the slurry is concentrated and then transported out or prepared into building materials. The existing mud-water separation equipment has large occupied area, large material consumption, high energy consumption, is not beneficial to moving, loading and unloading and has insufficient flexibility in applicable working conditions. Chinese patent document CN103752074A describes a three-dimensional space integrated slurry purification system, which can save floor space by combining a plurality of functional frames with standard sizes. However, the number of frames in this solution is as many as 19, and the field installation and assembly is very troublesome. Especially, the installation of the pipeline is very troublesome, and the structure of the frame also limits the transportation of parts such as the pipeline. Furthermore, the existing shield engineering usually adopts slurry to participate in shield construction so as to play a role in lubrication, cooling and wall protection, and the slurry containing bentonite needs to be prepared on site, so that the slurry is difficult to separate and wastes a lot after being used.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a circulating slurry treatment system, which can further simplify the scheme difficulty, improve the field assembly efficiency, facilitate the mud-water separation construction in the preferred scheme, recycle the slurry and reduce the slurry preparation cost.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a circulating slurry treatment system comprises a slurry tank assembly, wherein a secondary slurry storage tank frame assembly and a primary slurry storage tank frame assembly are arranged above the slurry tank assembly;
a dewatering screen frame assembly is arranged on the secondary slurry storage tank frame assembly, and a pre-screening frame assembly is arranged on the primary slurry storage tank frame assembly;
and a swirler frame assembly is arranged on the secondary slurry storage tank frame assembly, and a pre-screening slurry inlet frame assembly is arranged on the pre-screening frame assembly.
In the preferred scheme, the secondary slurry storage tank frame assembly and the primary slurry storage tank frame assembly are positioned on the same layer;
the dewatering screen frame assembly and the pre-screening frame assembly are positioned on the same layer;
the cyclone frame assembly and the pre-screening slurry inlet frame assembly are positioned on the same layer.
In the preferred scheme, a layer of middle frame is arranged between the secondary slurry storage tank frame assembly and the primary slurry storage tank frame assembly;
two layers of middle frames are arranged between the dewatering screen frame assembly and the pre-screening frame assembly;
three layers of middle frames are arranged between the cyclone frame assembly and the pre-screening slurry inlet frame assembly.
In the preferred scheme, pipelines are installed in the secondary slurry storage tank frame assembly, the primary slurry storage tank frame assembly, the dewatering screen frame assembly, the pre-screening frame assembly, the cyclone frame assembly and the pre-screening slurry inlet frame assembly, and openings are formed in the outer wall of the frame assembly and used for being connected with pipelines of other frame assemblies.
In the preferred scheme, pipelines are installed in the secondary slurry storage tank frame assembly, the primary slurry storage tank frame assembly, the dewatering screen frame assembly, the pre-screening frame assembly, the cyclone frame assembly and the pre-screening slurry inlet frame assembly, an opening is formed in the position, on the outer wall of the frame assembly, of each pipeline, a flange is arranged at the opening and used for being connected with the pipelines of other frame assemblies, and the connected pipelines are located in the middle frames of the first layer, the second layer and the third layer.
In the preferred scheme, one end of the dewatering screen frame assembly and one end of the pre-screening frame assembly protrude out of the secondary slurry storage tank frame assembly and the primary slurry storage tank frame assembly, and slag discharge ports are arranged at the protruding positions.
In the preferred scheme, a gas stirring pipeline system assembly is further arranged on one side of the mud tank assembly, the secondary mud storage tank frame assembly and the primary mud storage tank frame assembly, a main pipe in the gas stirring pipeline system assembly is communicated with a plurality of branch pipes, and the branch pipes are respectively communicated with the mud tank assembly, the secondary mud storage tank frame assembly and the primary mud storage tank frame assembly.
In the preferred scheme, a pre-screening frame assembly is provided with a pre-screening and a pre-screening mud box, and a dewatering screen is arranged on a dewatering screen frame assembly;
the cyclone frame assembly is provided with a primary cyclone and a secondary cyclone;
the primary slurry storage tank frame assembly is provided with a primary slurry storage tank, the secondary slurry storage tank frame assembly is provided with a secondary slurry storage tank, and the slurry tank assembly is provided with a slurry tank;
the pre-screening mud box is positioned below the pre-screening screen, and the screen of the pre-screening is communicated with the slag discharge port;
the pre-screening mud box is connected with an inlet of the primary cyclone, an upstream port of the primary cyclone is connected with an inlet of the primary mud storage tank, a thick mud port of the primary mud storage tank is connected with the pre-screening mud box, and an overflow port of the primary mud storage tank is connected with the mud box;
the bottom flow port of the first-stage cyclone is connected with the inlet of the dewatering screen, the screen top of the dewatering screen is communicated with the slag discharge port, the screen bottom of the dewatering screen is connected with the mud box, the mud box is connected with the inlet of the second-stage cyclone, the upstream flow port of the second-stage cyclone is connected with the inlet of the second-stage slurry storage tank, the thick slurry port of the second-stage slurry storage tank is connected with the mud box, and the overflow port of the second-stage slurry storage tank is discharged;
and the bottom flow port of the secondary cyclone is connected with the inlet of the dewatering screen.
In a preferable scheme, the upstream ports of the primary cyclone and the secondary cyclone are provided with vacuum pumping pipelines so as to improve the slurry concentration at the bottom flow port.
In the preferred scheme, the system is also provided with a circulating pulping system, the circulating pulping system is provided with a new pulp box, a clear water tank, a waste pulp box and a pulp distribution box, the feed hopper is connected with the new pulp box through a shear pump, the overflow ports of the secondary pulp storage tank and the primary pulp storage tank are connected with the pulp distribution box, the new pulp box is connected with the pulp distribution box, the clear water tank is connected with the new pulp box, the waste pulp box and the pulp distribution box, and the pulp distribution box is connected with the waste pulp box and used for discharging the slurry.
The utility model provides a circulating slurry treatment system, which can greatly simplify the difficulty of field installation, improve the separation treatment efficiency of slurry, recycle the slurry and reduce the waste of the slurry in the construction process by adopting the scheme.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a top view of the present invention.
FIG. 4 is a schematic view of the gas agitation piping system assembly of the present invention.
Fig. 5 is a schematic view of the connection structure of the present invention.
In the figure: the system comprises a mud tank assembly 1, a secondary mud storage tank frame assembly 2, a dewatering screen frame assembly 3, a primary mud storage tank frame assembly 4, a pre-screening frame assembly 5, an electric control chamber 6, a cyclone frame assembly 7, a pre-screening mud inlet frame assembly 8, a gas stirring pipeline system assembly 9, a main pipe 91, a branch pipe 92, a gas valve 93, a system slurry mixing pipeline system assembly 10, a system communication pipeline assembly 11, a first-layer middle frame 12, a second-layer middle frame 13, a third-layer middle frame 14, a slurry mixing pipeline frame 15, a walkway 16, a circulating slurry making system 17, a heat insulation board 18, a connecting board 19, a secondary cyclone 20, a primary cyclone 21, a mud tank 22, a pre-screening 23, a pre-screening mud tank 24, a new mud tank 25, a clear water tank 26, a waste mud tank 27, a slurry distribution tank 28, an electric control valve 29, a feed hopper 30 and a slag discharge port 31.
Detailed Description
Example 1:
as shown in fig. 1 to 3, a circulating slurry treatment system comprises a slurry tank assembly 1, wherein a secondary slurry storage tank frame assembly 2 and a primary slurry storage tank frame assembly 4 are arranged above the slurry tank assembly 1;
a dewatering screen frame assembly 3 is arranged on the secondary slurry storage tank frame assembly 2, and a pre-screening frame assembly 5 is arranged on the primary slurry storage tank frame assembly 4;
a swirler frame assembly 7 is arranged on the secondary slurry storage tank frame assembly 2, and a pre-screening slurry inlet frame assembly 8 is arranged on the pre-screening frame assembly 5. With this structure, the piping structure can be simplified, and the number of frame assemblies can be reduced.
In a preferred scheme, as shown in fig. 1 and 3, a secondary slurry storage tank frame assembly 2 and a primary slurry storage tank frame assembly 4 are positioned at the same layer;
the dewatering screen frame assembly 3 and the pre-screening frame assembly 5 are positioned on the same layer;
the cyclone frame assembly 7 and the pre-screening slurry inlet frame assembly 8 are positioned at the same layer.
In a preferred scheme, as shown in fig. 1 and 3, a layer of middle frame 12 is arranged between the secondary slurry storage tank frame assembly 2 and the primary slurry storage tank frame assembly 4;
a two-layer middle frame 13 is arranged between the dewatering screen frame assembly 3 and the pre-screening frame assembly 5;
three layers of middle frames 14 are arranged between the cyclone frame assembly 7 and the pre-screening pulp inlet frame assembly 8. With this structure, the arrangement and installation of the pipes are facilitated. Through the improvement, the main machine part of the utility model has only 9 frame structures, thereby being convenient for transportation and field installation.
In the preferred scheme, pipelines are installed in the secondary slurry storage tank frame assembly 2, the primary slurry storage tank frame assembly 4, the dewatering screen frame assembly 3, the pre-screening frame assembly 5, the cyclone frame assembly 7 and the pre-screening slurry inlet frame assembly 8, and openings are formed in the outer wall of the frame assemblies and used for being connected with pipelines of other frame assemblies. By the structure, the whole hoisting of each frame assembly is facilitated, and the pipeline is only connected between the frames, so that the installation difficulty is greatly reduced.
In the preferred scheme, pipelines are installed in the secondary slurry storage tank frame assembly 2, the primary slurry storage tank frame assembly 4, the dewatering screen frame assembly 3, the pre-screening frame assembly 5, the cyclone frame assembly 7 and the pre-screening slurry inlet frame assembly 8, an opening is formed in the outer wall of the frame assembly, a flange is arranged at the opening and used for being connected with pipelines of other frame assemblies, and the connected pipelines are located in the first-layer middle frame 12, the second-layer middle frame 13 and the third-layer middle frame 14. By the structure, the whole hoisting of each frame assembly is facilitated, and the pipeline is only connected between the frames, so that the installation difficulty is greatly reduced.
In a preferred scheme, as shown in fig. 2, one ends of the dewatering screen frame assembly 3 and the pre-screening frame assembly 5 are protruded out of the secondary slurry storage tank frame assembly 2 and the primary slurry storage tank frame assembly 4, and a slag discharge port 31 is arranged at the protruded position. With this structure, the slag can be discharged conveniently at the position, and the structure can be further compact.
In a preferred scheme, as shown in fig. 3 and 4, a gas stirring pipeline system assembly 9 is further arranged on one side of the mud tank assembly 1, the secondary mud storage tank frame assembly 2 and the primary mud storage tank frame assembly 4, in the gas stirring pipeline system assembly 9, a main pipe 91 is communicated with a plurality of branch pipes 92, and the branch pipes 92 are respectively communicated with the mud tank assembly 1, the secondary mud storage tank frame assembly 2 and the primary mud storage tank frame assembly 4. From this structure, can avoid mud to deposit in mud case and mud storage tank, through letting in steam, can also avoid mud to freeze in mud case and mud storage tank. By adopting the scheme, the utility model can normally work at the ambient temperature of-30 ℃.
In the preferred scheme as shown in figures 1-3 and 5, a pre-screen 23 and a pre-screen mud tank 24 are arranged on a pre-screen frame assembly 5, and a dewatering screen is arranged on a dewatering screen frame assembly 3;
the swirler frame assembly 7 is provided with a primary swirler 21 and a secondary swirler 20;
a primary slurry storage tank is arranged on the primary slurry storage tank frame assembly 4, a secondary slurry storage tank is arranged on the secondary slurry storage tank frame assembly 2, and a slurry tank is arranged on the slurry tank assembly 1;
the pre-screening mud box 24 is positioned below the screen of the pre-screening 23, and the screen of the pre-screening 23 is communicated with the slag discharge port 31; thereby screening out large stone chips.
A prescreening slurry tank 24 is connected to the inlet of the primary cyclone 21, and slurry is pumped into the inlet of the primary cyclone 21, preferably by a slurry pump. The upstream opening of the primary cyclone 21 is connected with the inlet of the primary slurry storage tank, the thick slurry opening of the primary slurry storage tank is connected with the pre-screening slurry box 24, and the overflow opening of the primary slurry storage tank is connected with the slurry box; the primary cyclone 21 is used for separating particles with particle sizes of more than 50-63 mu m, and has stronger adaptability to geological conditions.
The bottom flow port of the first-stage swirler 21 is connected with the inlet of a dewatering screen, the screen of the dewatering screen is communicated with a slag discharge port 31, the screen below the dewatering screen is connected with a slurry tank 22, the slurry tank 22 is connected with the inlet of the second-stage swirler 20, preferably, slurry is pumped into the inlet of the second-stage swirler 20 through a slurry pump, the upstream flow port of the second-stage swirler 20 is connected with the inlet of the second-stage slurry storage tank, the thick slurry port of the second-stage slurry storage tank is connected with the slurry tank 22, and the overflow port of the second-stage slurry storage tank is discharged; the secondary cyclone 20 is used for separating particles with the particle size of more than 25-30 mu m.
The underflow port of the secondary cyclone 20 is connected to the inlet of a dewatering screen where the screen is screened.
In a preferred scheme, a vacuum pumping pipeline is arranged at the upstream ports of the primary cyclone 21 and the secondary cyclone 20 so as to improve the slurry concentration at the bottom flow port. Further preferably, the outer wall of the whole circulating slurry treatment system frame assembly is further provided with an insulation board 18 for adapting to a low-temperature working environment.
Example 2:
the preferable scheme is as shown in figures 1, 3 and 5, a circulating pulping system 17 is further arranged, the circulating pulping system 17 is provided with a new slurry tank 25, a clear water tank 26, a waste slurry tank 27 and a slurry distribution tank 28, a feed hopper 30 is connected with the new slurry tank 25 through a shear pump, the entering new slurry is uniformly mixed under the action of the shear pump, overflow ports of a secondary slurry storage tank and a primary slurry storage tank are connected with the slurry distribution tank 28, and a valve is arranged on a connected pipeline and used for switching the slurry from different slurry storage tanks according to the liquid levels of the slurry distribution tank 28, the secondary slurry storage tank and the primary slurry storage tank, which is shown in figure 3. The new slurry tank 25 is connected to the slurry distribution tank 28 for mixing new slurry into the recovered slurry, so that the clean water tank 26 is connected to the new slurry tank 25, the waste slurry tank 27 and the slurry distribution tank 28 by a pump and a pipeline, preferably, an electric control valve is provided on the pipeline for realizing automatic control. For injecting clean water into the new slurry tank 25, the waste slurry tank 27 and the slurry distribution tank 28 to dilute the slurry. The slurry distribution box 28 is connected with the waste slurry box 27 through a pipeline and a pump and is used for discharging the slurry outside. The distribution box 28 delivers the distributed slurry to the shield equipment through piping and pumps. The pumps are all controlled by a PLC.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and features in the embodiments and examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of this invention.
Claims (8)
1. The utility model provides a circulation mud processing system, it includes mud tank assembly (1), characterized by: a secondary slurry storage tank frame assembly (2) and a primary slurry storage tank frame assembly (4) are arranged above the slurry tank assembly (1);
a dewatering screen frame assembly (3) is arranged on the secondary slurry storage tank frame assembly (2), and a pre-screening frame assembly (5) is arranged on the primary slurry storage tank frame assembly (4);
a cyclone frame assembly (7) is arranged on the secondary slurry storage tank frame assembly (2), and a pre-screening slurry inlet frame assembly (8) is arranged on the pre-screening frame assembly (5);
the secondary slurry storage tank frame assembly (2) and the primary slurry storage tank frame assembly (4) are positioned on the same layer;
the dewatering screen frame assembly (3) and the pre-screening frame assembly (5) are positioned on the same layer;
the cyclone frame assembly (7) and the pre-screening slurry inlet frame assembly (8) are positioned on the same layer;
a layer of middle frame (12) is arranged between the secondary slurry storage tank frame assembly (2) and the primary slurry storage tank frame assembly (4);
two layers of middle frames (13) are arranged between the dewatering screen frame assembly (3) and the pre-screening frame assembly (5);
three layers of middle frames (14) are arranged between the cyclone frame assembly (7) and the pre-screening slurry inlet frame assembly (8).
2. The circulating mud treatment system of claim 1, wherein: the pipeline is installed in a secondary slurry storage tank frame assembly (2), a primary slurry storage tank frame assembly (4), a dewatering screen frame assembly (3), a pre-screening frame assembly (5), a cyclone frame assembly (7) and a pre-screening slurry inlet frame assembly (8), and the pipeline is provided with an opening at the position of the outer wall of the frame assembly and is connected with the pipelines of other frame assemblies.
3. The circulating mud treatment system of claim 1, wherein: in second grade holding up thick liquid groove frame assembly (2), one-level holding up thick liquid groove frame assembly (4), dewatering screen frame assembly (3), sieve frame assembly (5) in advance, swirler frame assembly (7) and sieve advance all to install the pipeline in thick liquid frame assembly (8) in advance, the pipeline sets up the opening in the position of frame assembly outer wall, be equipped with the flange at the opening part for with the tube coupling of other frame assemblies, the pipeline of connecting is located one deck middle frame (12), two layers of middle frame (13) and three-layer middle frame (14).
4. The circulating mud treatment system of claim 1, wherein: one ends of the dewatering screen frame assembly (3) and the pre-screening frame assembly (5) are protruded out of the secondary slurry storage tank frame assembly (2) and the primary slurry storage tank frame assembly (4), and a slag discharge port (31) is arranged at the protruded position.
5. The circulating mud treatment system of claim 1, wherein: still be equipped with gas stirring pipe-line system assembly (9) in one side of mud case assembly (1), second grade mud storage tank frame assembly (2) and one-level mud storage tank frame assembly (4), among gas stirring pipe-line system assembly (9), be responsible for (91) and a plurality of branch pipes (92) intercommunication, branch pipe (92) communicate with mud case assembly (1), second grade mud storage tank frame assembly (2) and one-level mud storage tank frame assembly (4) respectively.
6. The circulating mud treatment system of claim 1, wherein: a pre-screen (23) and a pre-screen mud box (24) are arranged on the pre-screen frame assembly (5), and a dewatering screen is arranged on the dewatering screen frame assembly (3);
the cyclone frame assembly (7) is provided with a primary cyclone (21) and a secondary cyclone (20);
a primary slurry storage tank is arranged on the primary slurry storage tank frame assembly (4), a secondary slurry storage tank is arranged on the secondary slurry storage tank frame assembly (2), and a slurry tank is arranged on the slurry tank assembly (1);
the pre-screening mud box (24) is positioned below the screen of the pre-screening (23), and the screen of the pre-screening (23) is communicated with the slag discharge port (31);
the pre-screening mud box (24) is connected with an inlet of a primary cyclone (21), an upstream port of the primary cyclone (21) is connected with an inlet of a primary mud storage tank, a thick mud port of the primary mud storage tank is connected with the pre-screening mud box (24), and an overflow port of the primary mud storage tank is connected with the mud box;
the bottom flow port of the primary cyclone (21) is connected with the inlet of a dewatering screen, the screen top of the dewatering screen is communicated with a slag discharge port (31), the screen bottom of the dewatering screen is connected with a mud tank (22), the mud tank (22) is connected with the inlet of the secondary cyclone (20), the upstream flow port of the secondary cyclone (20) is connected with the inlet of a secondary slurry storage tank, the thick slurry port of the secondary slurry storage tank is connected with the mud tank (22), and the overflow port of the secondary slurry storage tank is discharged;
the bottom flow port of the secondary cyclone (20) is connected with the inlet of the dewatering screen.
7. The circulating mud treatment system of claim 6, wherein: and a vacuum pumping pipeline is arranged at the upstream ports of the primary cyclone (21) and the secondary cyclone (20) to improve the slurry concentration at the bottom flow port.
8. The circulating mud treatment system of claim 6, wherein: still be equipped with circulation slurrying system (17), circulation slurrying system (17) are equipped with new thick liquid case (25), clear water tank (26), useless thick liquid case (27) and join in marriage thick liquid case (28), feeder hopper (30) are connected with new thick liquid case (25) through the shear pump, the overflow mouth of second grade holding up tank and one-level holding up tank is connected with joining in marriage thick liquid case (28), new thick liquid case (25) are connected with joining in marriage thick liquid case (28), clear water tank (26) are connected with new thick liquid case (25), useless thick liquid case (27) and join in marriage thick liquid case (28), join in marriage thick liquid case (28) and be connected with useless thick liquid case (27) for make the mud arrange outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122972497.1U CN216946697U (en) | 2021-11-30 | 2021-11-30 | Circulating slurry treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122972497.1U CN216946697U (en) | 2021-11-30 | 2021-11-30 | Circulating slurry treatment system |
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| CN216946697U true CN216946697U (en) | 2022-07-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114180802A (en) * | 2021-11-30 | 2022-03-15 | 三川德青工程机械有限公司 | Integrated slurry treatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114180802A (en) * | 2021-11-30 | 2022-03-15 | 三川德青工程机械有限公司 | Integrated slurry treatment system |
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