CN112439257A - Concrete sewage mud recycling method - Google Patents
Concrete sewage mud recycling method Download PDFInfo
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- CN112439257A CN112439257A CN202011364182.2A CN202011364182A CN112439257A CN 112439257 A CN112439257 A CN 112439257A CN 202011364182 A CN202011364182 A CN 202011364182A CN 112439257 A CN112439257 A CN 112439257A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/0007—Pretreatment of the ingredients, e.g. by heating, sorting, grading, drying, disintegrating; Preventing generation of dust
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/12—Supplying or proportioning liquid ingredients
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/12—Supplying or proportioning liquid ingredients
- B28C7/126—Supply means, e.g. nozzles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a concrete sewage and mud recycling method, which comprises the following steps: 1) cleaning a concrete machine, and pouring the cleaned concrete sewage into a car washing tank; 2) the car washing tank conveys the diluted concrete sewage to a vibrating screen for separating sand and stone, and the concrete sewage after sand and stone separation is conveyed to a sewage tank; 3) the sewage is conveyed to a proportioning tank or a storage tank or a weighing device above the proportioning tank through a sewage tank submersible pump in the sewage tank; 4) and when the concrete sewage measured by the weighing device is higher than the preset concentration, conveying the concrete sewage of the weighing device into the proportioning tank, and supplementing clear water into the proportioning tank. The method can realize the recycling of the concrete sewage and realize the zero discharge of the concrete sewage.
Description
Technical Field
The invention relates to the technical field of environmental protection, in particular to a recycling method of concrete sewage and slurry.
Background
Waste residues and waste water in concrete production are always a difficult problem in the concrete industry, the traditional treatment process method is a sand-stone separator and a filter press, water and silt in sewage are separated to generate clear water and cement waste, only part of aggregate can be recycled, a large amount of waste residues can still be generated to be discharged outside, zero emission of concrete sewage cannot be achieved, the environment is polluted, and natural resources and manpower, material resources and financial resources are wasted.
In fact, practice proves that after being treated by a certain process proportion, the concrete sewage slurry can be precipitated to be used as cleaning water for concrete machinery, and can also be used as a raw material for stirring concrete in a stirring station.
Disclosure of Invention
The invention aims to provide a method for recycling concrete sewage and slurry, thereby solving the problems.
In order to realize the purpose, the invention discloses a concrete sewage and mud recycling method, which comprises the following steps:
1) cleaning a concrete machine, and pouring the cleaned concrete sewage into a car washing tank;
2) the car washing tank conveys the diluted concrete sewage to a vibrating screen for separating sand and stone, and the concrete sewage after sand and stone separation is conveyed to a sewage tank;
3) the sewage is conveyed to a proportioning tank or a storage tank or a weighing device above the proportioning tank through a sewage tank submersible pump in the sewage tank;
4) when the concrete sewage measured by the weighing device is higher than the preset concentration, conveying the concrete sewage of the weighing device into the proportioning tank, and supplementing clear water into the proportioning tank;
when the concrete sewage is less than or equal to the preset concentration, the concrete sewage in the sewage tank is conveyed into the storage tank, meanwhile, the concrete sewage of the weighing device is conveyed into the proportioning tank, the concrete sewage is conveyed into the storage tank through a proportioning tank submersible pump in the proportioning tank, and then the concrete sewage is pumped out through a storage tank submersible pump in the storage tank to serve as a raw material for concrete stirring.
Furthermore, a recycling system is adopted to recycle the concrete sewage slurry, the recycling system comprises a car washing tank, a hoisting machine, a vibrating screen, a sewage tank, a proportioning tank, a storage tank, a clean water tank and a weighing tank, the output end of the car washing tank is connected with the input end of the hoisting machine, the output end of the hoisting machine is connected with the input end of the vibrating screen, the output end of the vibrating screen is connected with the sewage tank, a sewage tank submersible pump in the sewage tank is simultaneously connected with the proportioning tank and the weighing tank, a proportioning tank submersible pump in the proportioning tank is connected with the storage tank, a weighing device is installed on the weighing tank, the output end below the weighing tank is connected with the proportioning tank, the clean water tank submersible pump in the clean water tank is connected with the proportioning tank and a spray head above the car washing tank, and a sewage flowmeter is arranged on a pipeline connecting the sewage tank submersible pump with the proportioning tank and the weighing tank, and a clear water flowmeter is arranged on a pipeline connecting the clear water tank submersible pump and the proportioning tank.
Furthermore, the upper opening of the car washing groove is provided, and the bottom of the car washing groove is provided with a spiral conveying shaft with spiral conveying blades.
Further, the top of clean water jar is provided with the gunbarrel, the gunbarrel with the clean water jar is connected, and the bottom of this gunbarrel is provided with the precipitate and carries the screw feeder, the output that the screw feeder was carried to the precipitate with the sewage jar is connected, just sewage jar immersible pump in the sewage jar with the gunbarrel is connected.
Furthermore, the weighing device comprises a weighing frame and a weighing sensor, one end of the weighing sensor is connected with the weighing frame, and the other end of the weighing sensor is connected with the weighing tank.
Furthermore, the weighing sensor is an S-shaped pull type sensor which is arranged along the circumferential direction of the weighing tank, the upper end of the S-shaped pull type sensor is connected with the weighing frame in a hanging mode, and the lower end of the S-shaped pull type sensor is connected with the weighing tank in a hanging mode.
Furthermore, a third valve is arranged on a pipeline connected with the sewage tank and the proportioning tank, the third valve is arranged behind the sewage flow meter, the weighing tank is connected with the sewage tank through a detection pipeline between the third valve and the sewage flow meter, and a second valve is arranged on the detection pipeline.
Furthermore, the storage tank is connected with the sewage tank through a bypass pipeline connected between the third valve and the sewage flowmeter, and an eleventh valve is arranged on the bypass pipeline.
Furthermore, all install rotary driving spare and (mixing) shaft on sewage jar, ratio jar and the storage jar, stirring vane is installed to the lower extreme of (mixing) shaft, the upper end with the rotary driving spare transmission is connected.
Further, sewage jar immersible pump in the sewage jar through a sewage wash the pipeline with the shower nozzle of carwash groove top is connected, sewage wash and be provided with the ninth valve on the pipeline.
Compared with the prior art, the invention has the advantages that:
the recycling method of the concrete sewage and slurry can realize the recycling of the concrete sewage and realize the zero discharge of the concrete sewage; meanwhile, the proportioning device of the method does not build a sedimentation tank or a slurry tank, does not make a foundation, and is very convenient to build and operate; meanwhile, by means of weighing of the weighing tank, the problem that a probe for measuring the solubility of the concentration sensor can be stuck to cement to cause inaccurate measurement, the alkalinity inside the cement is strong and easy to damage, the sensor needs to be frequently replaced, and further the production efficiency is influenced is solved.
The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram illustrating a concrete sewage mud recycling method according to a preferred embodiment of the present invention;
FIG. 2 is a schematic view of a sewage car wash disclosed in a preferred embodiment of the present invention;
FIG. 3 is a schematic view of a clean water vehicle wash disclosed in a preferred embodiment of the present invention;
FIG. 4 is an axial schematic view of the concrete sewage sludge recycling system disclosed in the preferred embodiment of the present invention;
fig. 5 is a schematic front view of a storage tank disclosed in a preferred embodiment of the present invention;
fig. 6 is an axial view of a weighing tank according to the preferred embodiment of the present invention.
Illustration of the drawings:
1. a proportioning tank; 2. storing the tank; 3. weighing the tank; 4. a car washing tank; 5. a hoist; 6. a proportioning tank submersible pump; 7. storing the submersible pump in a tank; 8. a weighing frame; 9. an S-type pull sensor; 10. a sewage scale; 11. a first valve; 12. a third valve; 13. a second valve; 14. a cover plate; 15. a rotary drive member; 16. a stirring shaft; 17. a stirring blade; 18. a fourth valve; 19. a wastewater flowmeter; 20. a mixing station; 21. a chain; 22. a guardrail; 23. a clean water tank submersible pump; 24. a spray head; 25. vibrating screen; 26. a sewage tank; 27. a clean water tank; 28. a sewage tank submersible pump; 29. a screw conveying shaft; 30. a settling tank; 31. tap water is connected into a pipeline; 32. a fifth valve; 33. a sixth valve; 34. a seventh valve; 35. an eighth valve; 36. a ninth valve; 37. a sediment conveying screw conveyor; 38. a car washing switch; 39. a tenth valve; 40. an eleventh valve; 41. a twelfth valve; 42. a thirteenth valve; 43. a bypass conduit; 44. flushing the pipeline with sewage; 45. a clear water flow meter; 46. and detecting the pipeline.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1-6, the embodiment of the invention first discloses a concrete sewage mud recycling system, which comprises a car washing tank 4, an elevator 5, a vibrating screen 25, a sewage tank 26, a proportioning tank 1, a storage tank 2, a clean water tank 27 and a weighing tank 3, wherein the output end of the car washing tank 4 is connected with the input end of the elevator 5, the output end of the elevator 5 is connected with the input end of the vibrating screen 25, the output end of the vibrating screen 25 is connected with the sewage tank 26, a sewage tank submersible pump 28 in the sewage tank 26 is connected with the proportioning tank 1, the proportioning tank submersible pump 6 in the proportioning tank 1 is connected with the storage tank 2, and the sewage tank submersible pump 28 in the sewage tank 26 is simultaneously connected with the weighing tank 3, so that when sewage in the sewage tank 26 is input into the proportioning tank 1, the concentration can be measured by the weighing tank 3 of the weighing tank 3. The output end below the weighing tank 3 is connected with the proportioning tank 1, the clean water tank submersible pump 23 in the clean water tank 27 is connected with the proportioning tank 1 and the spray head 24 above the car washing tank 4, and the weighing tank 3 is provided with a weighing device. Wherein, the upper opening of the car washing tank 4 is arranged, sewage of the concrete equipment such as a mixer can directly flow into the car washing tank 4, the bottom of the car washing tank 4 is provided with a spiral conveying shaft 29 with a spiral conveying blade, when in specific operation, taking the mixer as an example, a driver stops the mixer on a car washing station, a car washing switch 38 (double-station A or B) and a sixth valve 33 are opened, a spray nozzle 24 is controlled to be opened by a corresponding seventh valve 34 and an eighth valve 35, clean water in the clean water tank 27 enters the mixer through the clean water tank submersible pump 23, the clean water tank submersible pump 23 is closed after water is discharged for 2 minutes, the mixer pours sewage containing sand and stone into the car washing tank 4 after mixing and cleaning, the spiral conveying shaft 29 in the car washing tank 4 conveys the sewage to an inlet at the bottom of the elevator 5, the elevator 5 conveys the sand and stone sewage to the vibrating screen 25 for screening, and the screened sand and stone is recycled, and the sewage directly falls into the sewage tank 26 (the stirrer in the sewage tank 26 stirs once every five minutes, stirs for 2 minutes every time), and the sewage tank 26 can be set to be a plurality of, for example two in this embodiment, and the fifth valve 32 is arranged between two sewage tanks 26, so when the ratio is needed, the initial concentration of sewage is prevented from changing just in the car washing process by a single sewage tank 26, one sewage tank 26 is added for all, and no water is added to one sewage tank 26 before and after the ratio. Meanwhile, the submersible pump 28 in the sewage tank 26 is connected with the spray head 24 above the car washing tank 4 through a sewage washing pipeline 44, and the ninth valve 36 is arranged on the sewage washing pipeline 44.
In this embodiment, a precipitation tank 30 is disposed above the clean water tank 27, a thirteenth valve 42 is disposed on a pipeline connecting the precipitation tank 30 and the clean water tank 27, a precipitate conveying auger 37 is disposed at the bottom of the precipitation tank 30, an output end of the precipitate conveying auger 37 is connected to the sewage tank 26, sludge precipitated at the bottom of the sewage tank 26 can be returned to the sewage tank 26 through the precipitate conveying auger 37 for recycling, a sewage tank submersible pump 28 in the sewage tank 26 is connected to the precipitation tank 30, and a tenth valve 39 is disposed on the connected pipeline, so that clean water is formed by precipitation of the precipitation tank 30, after the clean water is input into the clean water tank 27, the clean water can be used for cleaning the mixer truck and injecting clean water into the proportioning tank 1 to adjust the concentration, and a tap water inlet pipeline 31 is also disposed on the clean water tank 27. When the mixer truck is used, referring to fig. 6, when the concentration in the submersible pump 28 of the sewage tank is relatively low, the mixer truck can be directly cleaned by the submersible pump 28 of the sewage tank, so that water resources are saved, and the concentration of sewage which enters the submersible pump 28 of the sewage tank again can be increased.
Further, the weighing tank 3 is provided with a weighing device, wherein the sewage concentration in the proportioning tank 1 is measured and controlled within a preset concentration (for example, 10%) through the weighing tank 3, so that the concrete sewage with the preset concentration can be continuously used for mixing and stirring the concrete in the mixing plant 20, thereby realizing recycling of the concrete sewage after the cleaning of the tank body of the mixer truck and further realizing zero emission. Specifically, weighing device includes weighing frame 8 and weighing sensor, and weighing sensor' S one end is connected with weighing frame 8, and the other end is connected with weighing tank 3, and is specific, and weighing sensor draws formula sensor 9 for the S type, and S type draws the upper end of formula sensor 9 to articulate through chain 21 and weighing frame 8, and the lower extreme articulates through chain 21 and weighing tank 3. The probe for measuring the solubility relative to the concentration sensor can be stuck to cement, the measurement is inaccurate, the alkalinity in the cement is strong and is easy to damage, and the sensor needs to be frequently replaced. The invention measures the volume through the sewage flowmeter 19, and then calculates the solubility by combining the weight of the S-shaped pull type sensor 9. When the concentration is too high, the clear water quantity of the proportioning tank 1 is required to be added under the control of the clear water flowmeter 45, the method is simple and practical, and the measuring service life of the measuring device is prolonged.
In this embodiment, the lower part of the weighing tank 3 is directly communicated to the proportioning tank 1 through the first valve 11, the proportioned sewage is pumped into the storage tank 2, and then is pumped to the sewage scale 10 through the storage tank submersible pump 7, the sewage scale 10 discharges quantitative sewage into the mixing station 20, wherein the fourth valve 18 is arranged on the pipeline connected by the storage tank submersible pump 7 and the sewage scale 10, the fourth valve is a three-way valve, the backflow can be controlled to flow back into the storage tank 2, and the twelfth valve 41 is arranged on the pipeline connected by the sewage scale 10 and the mixing station 20.
In this embodiment, the piping connecting the wastewater tank 26 and the proportioning tank 1 is provided with a third valve 12, the third valve 12 is provided at the rear of the wastewater flowmeter 19, the weighing tank 3 is connected to the wastewater tank 26 through a sensing pipe 46 connected between the third valve 12 and the wastewater flowmeter 19, the sensing pipe 46 is provided with a second valve 13, the storage tank 2 is connected to the wastewater tank 26 through a bypass pipe 43 connected between the third valve 12 and the wastewater flowmeter 19, the bypass pipe 43 is provided with an eleventh valve 40, when wastewater is discharged from the wastewater tank 26, the third valve 12 and the eleventh valve 40 are closed, the second valve 13 is opened, the wastewater enters the wastewater tank 26 to measure the concentration (the weight measured by the pull-type S sensor 9 is divided by the volume measured by the wastewater flowmeter 19), when the concentration is within the target range, the second valve 13 is closed and the eleventh valve 40 is opened, the sewage is directly transferred into the storage tank 2. When the concentration exceeds the target range, the second valve 13 is closed and the third valve 12 is opened, and the sewage enters the proportioning tank 1 to be injected with the fresh water proportioning through the fresh water tank 27, so that the concentration is reduced to be within the target range.
In this embodiment, the top of ratio jar 1 and storage jar 2 is provided with guardrail 22, and the bottom is provided with the drain, and removable sealing mounting has apron 14 on the drain to, can blowdown and washing to ratio jar 1 and storage jar 2.
In this embodiment, in order to keep the concentration of the concrete wastewater constant in the proportioning tank 1 and the storage tank 2, a rotary driving member 15 and a stirring shaft 16 are installed on the proportioning tank 1 and the storage tank 2, a stirring blade 17 is installed at the lower end of the stirring shaft 16, and the upper end of the stirring shaft is in transmission connection with the rotary driving member 15.
Then, referring to fig. 1, the embodiment of the invention discloses a concrete sewage and mud recycling method adopting the concrete sewage and mud recycling system, which comprises the following steps:
1) cleaning a concrete machine, and pouring the cleaned concrete sewage into a car washing tank 4;
2) the car washing tank 4 conveys the diluted concrete sewage to a vibrating screen 25 for separating sand and stone, and the concrete sewage after sand and stone separation is conveyed to a sewage tank 26;
3) the sewage is delivered to a weighing device above the proportioning tank 1 or the storage tank 2 or the proportioning tank 1 through a sewage tank submersible pump 28 in a sewage tank 26;
4) when the concrete sewage measured by the weighing device is higher than the preset concentration, conveying the concrete sewage of the weighing device into the proportioning tank 1, and supplementing clear water into the proportioning tank 1;
when the concrete sewage is less than or equal to the preset concentration, the sewage in the sewage tank 26 can be directly used as a raw material for concrete stirring, the concrete sewage in the sewage tank 26 is conveyed into the storage tank 2, meanwhile, the concrete sewage of the weighing device is conveyed into the proportioning tank 1, the concrete sewage is conveyed into the storage tank 2 through the proportioning tank submersible pump 6 in the proportioning tank 1 and can also be used as a raw material for concrete stirring, and then the concrete sewage is pumped out into the stirring station 20 through the storage tank submersible pump 4 in the storage tank 2 to be used as a raw material for concrete stirring.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A concrete sewage and mud recycling method is characterized by comprising the following steps:
1) cleaning a concrete machine, and pouring the cleaned concrete sewage into a car washing tank (4);
2) the car washing tank (4) conveys the diluted concrete sewage to a vibrating screen (25) for separating sand and stone, and the concrete sewage after sand and stone separation is conveyed to a sewage tank (26);
3) the sewage is conveyed to a proportioning tank (1) or a storage tank (2) or a weighing device above the proportioning tank (1) through a sewage tank submersible pump (28) in the sewage tank (26);
4) when the concrete sewage measured by the weighing device is higher than the preset concentration, conveying the concrete sewage of the weighing device into the proportioning tank (1), and supplementing clear water into the proportioning tank (1);
when the concrete sewage is less than or equal to the preset concentration, the concrete sewage in the sewage tank (26) is conveyed into the storage tank (2), meanwhile, the concrete sewage of the weighing device is conveyed into the proportioning tank (1), the concrete sewage is conveyed into the storage tank (2) through the proportioning tank submersible pump (6) in the proportioning tank (1), and then the concrete sewage is pumped out through the storage tank submersible pump (4) in the storage tank (2) to serve as a raw material for concrete stirring.
2. The concrete sewage mud recycling method according to claim 1, wherein a recycling system is adopted to recycle the concrete sewage mud, the recycling system comprises a car washing tank (4), a hoisting machine (5), a vibrating screen (25), a sewage tank (26), a proportioning tank (1), a storage tank (2), a clean water tank (27) and a weighing tank (3), the output end of the car washing tank (4) is connected with the input end of the hoisting machine (5), the output end of the hoisting machine (5) is connected with the input end of the vibrating screen (25), the output end of the vibrating screen (25) is connected with the sewage tank (26), a sewage tank submersible pump (28) in the sewage tank (26) is simultaneously connected with the proportioning tank (1) and the weighing tank (3), and a proportioning tank submersible pump (6) in the proportioning tank (1) is connected with the storage tank (2), install weighing device on weighing tank (3), the output of weighing tank (3) below with ratio jar (1) is connected, clean water jar immersible pump (23) in clean water jar (27) with shower nozzle (24) of ratio jar (1) and carwash groove (4) top are connected, be provided with sewage flowmeter (19) on sewage jar immersible pump (28) and ratio jar (1) and the pipeline of weighing jar (3) connection, clean water jar immersible pump (23) with be provided with clear water flowmeter (45) on the pipeline of ratio jar (1) connection.
3. The concrete sewage slurry recycling method according to claim 2, wherein the car washing tank (4) is provided with an upper opening, and the bottom of the car washing tank (4) is provided with a spiral conveying shaft (29) with a spiral conveying blade.
4. The concrete sewage mud recycling method according to claim 2, wherein a settling tank (30) is arranged above the clean water tank (27), the settling tank (30) is connected with the clean water tank (27), a sediment conveying screw (37) is arranged at the bottom of the settling tank (27), the output end of the sediment conveying screw (37) is connected with the sewage tank (26), and a sewage tank submersible pump (28) in the sewage tank (26) is connected with the settling tank (30).
5. The concrete sewage mud recycling method according to claim 2, wherein the weighing device comprises a weighing frame (8) and a weighing sensor, one end of the weighing sensor is connected with the weighing frame (8), and the other end of the weighing sensor is connected with the weighing tank (3).
6. The concrete sewage mud recycling method according to claim 5, wherein the weighing sensors are S-shaped pull sensors (9) arranged along the circumferential direction of the weighing tank (3), the upper ends of the S-shaped pull sensors (9) are connected with the weighing frame (8) in a hanging mode, and the lower ends of the S-shaped pull sensors are connected with the weighing tank (3) in a hanging mode.
7. The concrete sewage mud recycling method according to claim 2, wherein a third valve (12) is disposed on a pipeline connecting the sewage tank (26) and the proportioning tank (1), the third valve (12) is disposed behind the sewage flow meter (19), the weighing tank (3) is connected to the sewage tank (26) through a detection pipeline (46) connected between the third valve (12) and the sewage flow meter (19), and the second valve (13) is disposed on the detection pipeline (46).
8. The concrete sewage sludge recycling method of claim 7, wherein said storage tank (2) is connected to said sewage tank (26) through a bypass pipe (43) connected between said third valve (12) and said sewage flow meter (19), and said bypass pipe (43) is provided with an eleventh valve (40).
9. The concrete sewage sludge recycling method according to any one of claims 2 to 7, wherein the sewage tank (26), the proportioning tank (1) and the storage tank (2) are all provided with a rotary driving member (15) and a stirring shaft (16), the lower end of the stirring shaft (16) is provided with a stirring blade (17), and the upper end of the stirring shaft is in transmission connection with the rotary driving member (15).
10. The concrete sewage sludge recycling method of any one of claims 2 to 7, wherein the submersible sewage tank pump (28) in the sewage tank (26) is connected to the spray head (24) above the car wash tank (4) through a sewage washing pipe (44), and the sewage washing pipe (44) is provided with a ninth valve (36).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114870735A (en) * | 2022-05-06 | 2022-08-09 | 广西大都混凝土集团有限公司 | Automatic transitional sewage homogenization recycling system and using method thereof |
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