CN215592894U - Mud-water separation system - Google Patents
Mud-water separation system Download PDFInfo
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- CN215592894U CN215592894U CN202022304823.7U CN202022304823U CN215592894U CN 215592894 U CN215592894 U CN 215592894U CN 202022304823 U CN202022304823 U CN 202022304823U CN 215592894 U CN215592894 U CN 215592894U
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- water separation
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- 238000000926 separation method Methods 0.000 title claims abstract description 109
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 57
- 239000002002 slurry Substances 0.000 claims abstract description 62
- 230000001105 regulatory effect Effects 0.000 claims abstract description 27
- 238000004537 pulping Methods 0.000 claims abstract description 26
- 238000002156 mixing Methods 0.000 claims abstract description 20
- 230000005641 tunneling Effects 0.000 claims abstract description 4
- 229910000278 bentonite Inorganic materials 0.000 claims description 10
- 239000000440 bentonite Substances 0.000 claims description 10
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 10
- 238000005303 weighing Methods 0.000 claims description 7
- 230000003750 conditioning effect Effects 0.000 claims description 5
- 238000012216 screening Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a mud-water separation system, which comprises: the adjusting tank is internally stored with slurry; the shield machine is used for allowing the slurry to enter the separation system from the shield machine; the separation system is connected with the shield tunneling machine through a pipeline, and at least one valve is arranged on the pipeline; the emergency switching system controls the slurry not to enter a pipeline where the separation system with the fault is located but to enter other pipelines when the separation system is found to work abnormally; the slurry mixing system comprises a regulating reservoir, and the slurry mixing system regulates the physicochemical property of slurry in the regulating reservoir; the pulping system is connected with a pulp inlet in the regulating tank; the slurry discarding system is connected with a slurry outlet in the regulating tank and a separation system pipeline; and the control system is electrically connected with the separation system, the emergency switching system, the pulp mixing system, the pulping system and the pulp discarding system.
Description
Technical Field
The utility model relates to the field of constructional engineering, in particular to a mud-water separation system.
Background
The urbanization process is promoted in a geometric form, more and more cities continuously excavate underground spaces, and accordingly various subway tunnel engineering construction is carried out, the requirements on construction are higher and higher, and efficiency and stability are achieved when the underground space construction method is used. On the spot, for a construction party, operators cannot be configured in each process link, and the trend of future development is to replace manual work by automation.
Also safety in terms of field personnel and plant operation is a constant requirement and emphasis of the government, and in order to reduce accidents, a good solution is to use automation control instead of human operation, which is not as efficient, fast and error-free as automation.
Based on this, it is desirable to have a mud-water separation system that can achieve excellent automated processing, replace manual operations, and greatly increase current production processing requirements for mud, greatly increasing overall production efficiency.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a mud-water separation system which can realize excellent automatic treatment, and particularly, an emergency switching system is arranged in the mud-water separation system, so that when no relevant operator performs detection and monitoring on site, the mud-water separation system can perform emergency treatment very quickly, the occurrence of accidents is reduced, the production safety is greatly improved, and the occurrence of production accidents is reduced.
In order to achieve the above object, the present invention provides a mud-water separation system including:
the adjusting tank is internally stored with slurry;
the shield machine is used for conveying the slurry into the separation system, and the slurry returns to the shield machine after being treated;
the separation system is connected with the shield tunneling machine through a pipeline, at least one valve is arranged on the pipeline, and the separation system comprises a first separation system and a second separation system;
the emergency switching system controls the slurry not to enter the pipeline where the separation system with the fault is located but to enter other pipelines when the separation system is found to work abnormally;
the slurry mixing system comprises a regulating reservoir, and the slurry mixing system regulates the physicochemical property of slurry in the regulating reservoir;
the pulping system is connected with a pulp inlet in the regulating tank;
the slurry discarding system is connected with a slurry outlet in the regulating tank and pipelines of the first separation system and the second separation system;
and the control system is electrically connected with the separation system, the emergency switching system, the pulp mixing system, the pulping system and the pulp discarding system.
Preferably, in the mud-water separation system of the utility model, the separation system comprises a primary mud-sand screening device and a secondary mud-sand screening device.
Preferably, in the mud-water separation system of the present invention, the mud-water separation system includes a first shield machine and a second shield machine, and the first shield machine and the second shield machine are respectively connected to the first separation system and the second separation system through pipelines.
Preferably, in the mud-water separation system of the present invention, when one of the first separation system and the second separation system is abnormal, the emergency switching system controls mud to enter a pipeline where the other separation system is located.
Preferably, in the mud-water separation system of the present invention, the pulping system includes a pulping machine, a flow meter and a weighing device electrically connected to the control system, a clear water channel connected to the pulping machine via a pipeline, a bentonite feeding channel, and a plurality of valves disposed on the channel, wherein the control system controls the opening and closing of the valves by detecting the values of the flow meter and the weighing device to control the feeding amount of the clear water and the bentonite entering the pulping machine.
Preferably, in the mud-water separation system of the present invention, the pulper includes a stirring device and a shear pump.
Preferably, in the mud-water separation system of the present invention, the slurry mixing system includes:
the dosing device is connected with the pipeline of the regulating tank;
and the mud density regulator is used for measuring the mud density in the regulating reservoir and feeding back the mud density information value to the control system.
Preferably, in the mud-water separation system of the utility model, a submersible mixer is arranged at the bottom of the adjusting tank.
Preferably, in the mud-water separation system of the present invention, the control system is a PLC central control system.
Accordingly, another object of the present invention is to provide a sludge-water separation method which can excellently realize automated processing.
Therefore, the utility model provides a mud-water separation method, and the mud-water separation system adopts the mud-water separation system to treat mud.
Compared with the prior art, the utility model has the following beneficial effects:
1. the mud-water separation system is divided into various subsystems, so that modularization and systematization management are realized, the automation degree of the whole system is greatly improved, and the field relevant operators can perform targeted operation and adjustment on the system.
2. The mud-water separation system has high automation degree, so the treatment effect is good, and the fault and the failure caused by manual operation are reduced.
3. The technical scheme of the utility model designs different electrical control systems aiming at the characteristics of different systems, is matched with different operation interfaces and touch screens, and can operate on the operation interfaces or the touch screens according to the actual conditions on site while displaying the operation conditions of all subsystems
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic system configuration of a mud-water separation system according to some embodiments of the present invention;
FIG. 2 is a system block diagram of a mud and water separation system according to some embodiments of the present invention;
fig. 3 is a schematic flow chart of an emergency switching system of the mud-water separation system according to some embodiments of the present invention.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the utility model, but are not intended to limit the utility model in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the utility model. All falling within the scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. In addition, any methods and materials similar or equivalent to those described herein can be used in the practice of the present invention. The preferred embodiments and materials described herein are intended to be exemplary only.
Example 1
FIG. 1 is a schematic system configuration of a mud-water separation system according to some embodiments of the present invention; FIG. 2 is a system block diagram of a mud-water separation system according to some embodiments of the present invention.
It should be noted that the three-stage treatment system in fig. 1 includes a shield machine, a separation system, an emergency switching system, a slurry mixing system and a slurry preparation system, and fig. 1 illustrates a circulation process of the slurry-water separation system in the present case when slurry is treated.
As shown in fig. 1, in the present embodiment, the mud-water separation system includes: the system comprises a regulating reservoir, a shield tunneling machine (TBM), a separation system (MTP), an emergency switching system (EMS), a slurry mixing system (MAS), a slurry making system (MMS), a slurry abandoning system (WFS) and a control system, wherein the slurry making system (MMS) further comprises a chemical adding system for adding materials to the prepared slurry.
In the embodiment, mud is stored in the regulating reservoir, and then the mud is transported to the shield machine through the mud-water separation system.
In particular, the separation system is connected to the shield machine via a line, and at least one valve is arranged on the line. The emergency switching system is used for controlling the slurry not to enter a pipeline where the first separation system or the second separation system breaks down and controlling the slurry to enter a pipeline where the other separation system is located when the first separation system or the second separation system is detected to work abnormally; the slurry mixing system comprises a regulating reservoir, and the slurry mixing system regulates the physicochemical property of slurry in the regulating reservoir; the pulping system is connected with a pulp inlet in the regulating tank; the slurry discarding system is connected with a slurry outlet in the regulating tank and a separation system pipeline; and the control system is electrically connected with the separation system, the emergency switching system, the pulp mixing system, the pulping system and the pulp discarding system.
The slurry enters the separation system from the shield machine, and then the slurry separated by the separation system enters the regulating reservoir and is conveyed back to the shield machine for use, so that a cycle is formed. In this embodiment, the separation system includes a primary sand screening device and a secondary sand screening device.
The emergency switching system delivers the mud to another separation system that is not malfunctioning for disposal in the event that a problem occurs with the first or second separation system and for other reasons the mud cannot be delivered to the conditioning system.
When the mud is used for a long time, the mud needs to be discarded, the control system can convey the mud in the adjusting tank to a mud discarding system, and then the new mud in the new mud tank in the pulping system is added into the adjusting tank to be continuously used by the shield machine.
It should be noted that the control system of the present invention can achieve highly automated control, and transmit signals to the upper computer of the central control room through each subsystem PLC, and complete all the established procedures and modification operations in the central control room. Through the tests of the finished singapore T206 and T216 Touchi line projects and Korea Jiangling nuclear power station muddy water projects which are running stably, the automation control capability of the platinum-element muddy water separation system is agreed by clients including tunnel shares, Korea universe and the like.
On-site personnel only need to reach the automatically controlled cabinet of system mixing of external field, operate on the touch-sensitive screen of automatically controlled cabinet, can reach automatic control effect equally. Not only reduces the risk of manual error, but also improves the system adjustment efficiency.
In addition, the pulping system controls a pump valve and a pulping machine matched with the pulp mixing system through the PLC so as to continuously provide homogeneous new pulp.
When the liquid level of the regulating tank is reduced to a low level, the pulping machine starts the pulping clean water pump, the bentonite spiral conveying feeder and the corresponding valve. Through the flowmeter reading of water route and the weighing device on the bentonite screw conveyor batcher, the function of weighing adopts inverter motor to carry out accurate control with the clarified water pump, guarantees that the clear water volume and the bentonite volume that the slurrying added reach required most accurate density.
After the time is set for the size mixing system, the automatic pulping machine is used, and the bentonite powder and the clear water are stirred and mixed in the pulping machine. And then, carrying out secondary stirring through a shear pump to prevent the generation of a caking phenomenon and conveying new slurry to a regulating tank.
The adjusting tank is internally provided with a submersible stirrer to prevent particles from settling at the bottom of the tank
In addition, the slurry density regulator of the slurry mixing system can accurately measure the slurry density, high-quality slurry separated by the separation system enters the regulating reservoir, and after the slurry passes through the measurement, the slurry regulation requirement is provided by an engineer of a site construction party.
When dilution water enters the regulating tank during size mixing, a clean water pump is used for adding water, and the flow can be accurately controlled through a liquid level meter above the clean water tank so as to meet the density requirement.
A slurry discarding pool in the slurry discarding system is provided with a stirrer and a liquid level meter, when slurry discarding work needs to be finished, the slurry amount to be discarded is input on a touch screen, the system automatically controls the slurry discarding pump and a matched valve, and when the specified amount of the system is reached, the system automatically stops.
In some embodiments, if the conditioning cell requires the addition of chemicals, a given flow rate is input, and the conditioning cell ST1a dosing mode or the conditioning cell ST1b dosing mode is selected, the progressive cavity pump is activated with the given frequency automatically adjusted according to the given dosing flow rate.
In addition, in this embodiment, the level meter provided in the slurry discarding system can accurately read the level of the slurry discarding tank, and when the level of the slurry discarding tank reaches the set level of the system, the feeding pump and the matching valve of the filter press are automatically opened to start the filter press for the slurry discarding process. When the liquid level of the slurry discarding groove is reduced to a low level, the feeding pump and the valve group are closed, and when the filter press finishes all slurry discarding work, the PLC central control system of the filter press is closed.
Meanwhile, the filter press adopts a full-automatic PLC central control system, and has the following functions: automatic stamping and releasing, automatic high-pressure unloading, automatic pressure maintaining, automatic feeding, automatic extrusion discharging, automatic air blowing, automatic cake discharging, automatic hand plate and the like,
in addition, a pulp disposal pool can be arranged in the pulp disposal system, and a submersible stirrer can be matched in the pulp disposal pool to prevent particles from settling at the bottom of the pool
As shown in fig. 3, in the present embodiment, the mud-water separation system includes a first shield machine and a second shield machine, and the first shield machine and the second shield machine are respectively connected to the first separation system and the second separation system through pipelines.
When one of the first separation system and the second separation system works abnormally, the emergency switching system controls mud to enter a pipeline where the other separation system is located.
In addition, the pulping system comprises a pulping machine, a flow meter and a weighing device which are electrically connected with the control system, a clear water channel, a bentonite feeding channel and a plurality of valves, wherein the clear water channel is connected with a pulping machine pipeline, the bentonite feeding channel is arranged on the clear water channel, and the valves are arranged on the clear water channel.
With further reference to fig. 3, when the equipment is in normal operation, the mud in the first shield machine 21 and the mud in the second shield machine 22 are separated from the second shield machine 12 by the first separation system 11, and the emergency switching system is used for preventing the first separation system 11 from being in failure under specific conditions, and on the premise that the first shield machine 21 has to continue to work, the PLC central control system controls the opening and closing of the valve, so that the mud going to the first separation system 11 is conveyed to the second separation system 12 and is processed by the second shield machine 22, and after the failure of the first separation system 11 is eliminated, the mud is restored to the original state.
Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are merely illustrative and that various changes or modifications may be made without departing from the principles and spirit of the utility model. The scope of the utility model is therefore defined by the appended claims.
The utility model has many applications, and the above description is only a preferred embodiment of the utility model. It should be noted that the above examples are only for illustrating the present invention, and are not intended to limit the scope of the present invention. It will be apparent to those skilled in the art that various modifications can be made without departing from the principles of the utility model and these modifications are to be considered within the scope of the utility model.
Claims (9)
1. A mud-water separation system, characterized in that, mud-water separation system includes:
the adjusting tank is internally stored with slurry;
the shield machine is used for conveying the slurry into the separation system, and the slurry returns to the shield machine after being treated;
the separation system is connected with the shield tunneling machine through a pipeline, at least one valve is arranged on the pipeline, and the separation system comprises a first separation system and a second separation system;
the emergency switching system controls the slurry not to enter the pipeline where the separation system with the fault is located but to enter other pipelines when the separation system is found to work abnormally;
the slurry mixing system comprises a regulating reservoir, and the slurry mixing system regulates the physicochemical property of slurry in the regulating reservoir;
the pulping system is connected with a pulp inlet in the regulating tank;
the slurry discarding system is connected with a slurry outlet in the regulating tank and pipelines of the first separation system and the second separation system;
and the control system is electrically connected with the separation system, the emergency switching system, the pulp mixing system, the pulping system and the pulp discarding system.
2. The mud-water separation system of claim 1, wherein the separation system comprises a primary and a secondary mud screening device.
3. The mud-water separation system according to claim 1 or 2, wherein the mud-water separation system comprises a first shield machine and a second shield machine, and the first shield machine and the second shield machine are respectively connected with the first separation system and the second separation system through pipelines.
4. The mud-water separation system according to claim 3, wherein when one of the first separation system and the second separation system is out of order, the emergency switching system controls mud to enter the pipeline of the other separation system.
5. The mud-water separation system of claim 3, wherein the pulping system comprises a pulping machine, a flow meter and a weighing device electrically connected with the control system, a clear water channel connected with a pulping machine through a pipeline, a bentonite feeding channel and a plurality of valves arranged on the channels, wherein the control system controls the opening and closing of the valves by detecting the numerical values of the flow meter and the weighing device so as to control the feeding amount of clear water and bentonite entering the pulping machine.
6. The mud-water separation system of claim 5, wherein the pulper includes a stirring device and a shear pump.
7. The mud-water separation system of claim 3, wherein the slurrying system comprises:
the dosing device is connected with the pipeline of the regulating tank;
and the mud density regulator is used for measuring the mud density in the regulating reservoir and feeding back the mud density information value to the control system.
8. The mud-water separation system of claim 3 wherein a submersible mixer is provided at the bottom of the conditioning tank.
9. The mud-water separation system of claim 3, wherein the control system is a PLC central control system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022304823.7U CN215592894U (en) | 2020-10-15 | 2020-10-15 | Mud-water separation system |
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| CN202022304823.7U CN215592894U (en) | 2020-10-15 | 2020-10-15 | Mud-water separation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112919766A (en) * | 2020-10-15 | 2021-06-08 | 上海天颢实业有限公司 | Muddy water treatment system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112919766A (en) * | 2020-10-15 | 2021-06-08 | 上海天颢实业有限公司 | Muddy water treatment system and method |
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Address after: Room 203, No. 11 Yujinggang Road, Jing'an District, Shanghai, 200070 Patentee after: Shanghai Tianhao Industrial Co.,Ltd. Address before: 200070 room 912, 138 Pingxingguan Road, Jing'an District, Shanghai Patentee before: SHANGHAI TIANHAO INDUSTRIAL Co.,Ltd. |
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