CN111086111A - Concrete mixing plant sewage recovery and cyclic utilization system - Google Patents
Concrete mixing plant sewage recovery and cyclic utilization system Download PDFInfo
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- CN111086111A CN111086111A CN201911393504.3A CN201911393504A CN111086111A CN 111086111 A CN111086111 A CN 111086111A CN 201911393504 A CN201911393504 A CN 201911393504A CN 111086111 A CN111086111 A CN 111086111A
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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
- B28C9/00—General arrangement or layout of plant
- B28C9/02—General arrangement or layout of plant for producing mixtures of clay or cement with other materials
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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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- Dispersion Chemistry (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a concrete mixing plant sewage recycling and recycling system which comprises a sand-stone separation system, a fine sand separation system, a production sewage recycling and recycling system, a site water recycling and recycling system, a flushing system and a control system, wherein the sand-stone separation system, the fine sand separation system, the production sewage recycling and recycling system, the site water recycling and recycling system and the flushing system are all connected with the control system. The sewage recycling and reusing system of the concrete mixing plant is mainly used for recycling sewage of the concrete mixing plant, so that the sewage of the concrete mixing plant is completely recycled without being discharged outside, and the purposes of protecting the environment and saving resources are achieved.
Description
Technical Field
The invention belongs to the field of sewage recovery and cyclic utilization, and particularly relates to a sewage recovery and cyclic utilization system of a concrete mixing plant.
Background
In order to reach a new stage of development towards green factories, a concrete mixing plant needs to present a new appearance of 'neat and beautiful appearance, clean site and zero emission of wastewater recycling'.
The sewage of the concrete mixing plant is mainly from production wastewater and field water. The production wastewater comprises the cleaning wastewater of a stirring tank of a stirring transport vehicle and the cleaning wastewater of a stirrer. The site wastewater is derived from rainwater, site washing water and vehicle exterior washing water. The production wastewater and the site wastewater both contain conventional building materials such as cement paste, sand, stones and the like, if the conventional building materials are directly discharged, the sanitation conditions of the stirring station site and the sanitation conditions of surrounding roads or residents can be seriously influenced, if the conventional building materials flow into the surrounding fields, the pH value of the fields can be influenced, and the land resources are polluted, and meanwhile, the materials such as the stones and the like in the wastewater cannot be recycled, so that the resource waste is caused.
Contain a large amount of fine sand and mud in the current stirring station effluent water sump, pile up for a long time and cause the waste material adhesion caking in the effluent water sump, be difficult for clearing up, influence the cyclic utilization of waste water, increase effluent water sump agitator operation simultaneously and workman's clearance working strength and the degree of difficulty, influence the whole sanitary image of stirring station.
Disclosure of Invention
In order to solve the technical problem, the invention provides a concrete mixing plant sewage recycling system, which comprises:
the utility model provides a concrete mixing plant sewage recovery and cyclic utilization system, includes grit piece-rate system, fine sand piece-rate system, production sewage recovery and cyclic utilization system, place water recovery and cyclic utilization system, rinse-system and control system, grit piece-rate system, fine sand piece-rate system, production sewage recovery and cyclic utilization system, place water recovery and cyclic utilization system and rinse-system all link to each other with control system.
Wherein the sand-stone separation system comprises a vehicle parking area, a third water pump, an eleventh water pump, a feed hopper, a sand-stone separator, a sand storage area, a stone storage area, a first sewage pool and a second sewage pool,
a third water pump is arranged in the second sewage tank; the third water pump is communicated with the feed hopper through a water outlet pipe, the feed hopper is connected with the sand-stone separator, the water outlet of the sand-stone separator is connected with the first sewage pool through a drainage ditch, and a stirrer and the first water pump are arranged in the first sewage pool; the eleventh suction pump is a clear water suction pump and is communicated with the feed hopper through a water outlet pipe.
The fine sand separation system comprises a first sewage tank, a first water pump, a fine sand separator, a fine sand storage area and a second sewage tank,
wherein, set up the second suction pump in the second effluent water sump, first suction pump leads to pipe connection fine sand separating centrifuge, and fine sand separating centrifuge leads to pipe connection second effluent water sump, the second effluent water sump sets up the overflow mouth. And the first water suction pump pumps sewage from the first sewage tank to the fine sand separator for fine sand separation, the separated fine sand is stored in the fine sand storage area, and the sewage separated from the fine sand is discharged to the second sewage tank.
The production sewage recycling system comprises a first sewage tank, a second sewage tank, a third water pump and a second water pump,
the second sewage pool is communicated with the first sewage pool, a third water suction pump in the second sewage pool is connected with the feed hopper through a water outlet pipe, the second water suction pump is communicated with the stirring building through a water outlet pipe, and a sewage concentration detection device is arranged in the second sewage pool. The sewage after the fine sand separation in the first sewage pond is retrieved to the second sewage pond, takes out through the third suction pump and supplies the cleaning of trucd mixer jar body to use, supplies the plant use to produce to the churning building through the second suction pump. And a sewage concentration detection device is arranged in the second sewage tank and used for detecting the water concentration in the tank so as to adjust the mixing ratio when the sewage is used in the concrete production.
The field water recycling system comprises a third sewage tank, a fourth sewage tank, a fifth sewage tank, a first clean water tank and a second clean water tank,
the third effluent water sump, the fourth effluent water sump and the fifth effluent water sump are respectively provided with a fourth water suction pump, a fifth water suction pump and a sixth water suction pump, overflow ports are reserved in the third effluent water sump, the fourth effluent water sump and the fifth effluent water sump, the first clean water sump is provided with an overflow port and a seventh water suction pump, and water in the sump overflows to the second clean water sump when full. And when the water level in the fifth sewage tank is lower, the water is supplied by the seventh water suction pump. The eighth water suction pump is used for replenishing water to the first clean water tank, and the ninth water suction pump is used for cleaning the exterior surface of the vehicle, flushing the site and the like.
The flushing system comprises a vehicle flushing area, a second clean water tank, a fine sand storage area and a water pump,
wherein, the periphery of the vehicle washing area is provided with a drainage ditch,
the fine sand storage area is provided with a water outlet. The fine sand storage area is provided with a water outlet, so that sewage in the fine sand storage area can flow out of the water outlet to the drainage ditch when the sewage is stored to a certain height (generally, the position of 30-40 cm away from the bottom).
The site water recycling and transferring system comprises a water collecting pit and a site drainage ditch,
set up agitator and tenth suction pump in the sump pit, the tenth suction pump passes through a water piping connection first effluent water sump. And sewage at the fine sand storage area and the vehicle washing area is drained to the water collecting pit through the drainage ditch, so that the fine sand storage area and the vehicle washing area are ensured to be sanitary.
The control system is a PLC controller device. The PLC device controls the operation of the whole sewage treatment circulating system of the concrete mixing plant. Including grit piece-rate system, fine sand piece-rate system, production sewage retrieves and cyclic utilization system, place water is retrieved and cyclic utilization system, rinse-system, place water recovery transfer system, and sand and stone separator opens and stops switch and operating duration promptly, and fine sand separator opens and stops switch and operating duration, and each suction pump opens and stops switch, agitator start and stop switch and operating duration.
The sewage recycling and cyclic utilization system of the concrete mixing plant is mainly used for recycling sewage of the concrete mixing plant, so that the sewage of the concrete mixing plant is not discharged outside and is completely recycled, and the purposes of protecting the environment and saving resources are achieved.
Drawings
FIG. 1 is a schematic flow chart of a sewage recycling system of a concrete mixing plant according to an embodiment of the invention.
Detailed Description
The concrete mixing plant sewage recycling system provided by the invention is described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in the attached drawing 1, the sewage recycling and recycling system of the concrete mixing plant comprises a sand-stone separation system, a fine sand separation system, a production sewage recycling and recycling system, a site water recycling and recycling system, a flushing system and a control system, wherein the sand-stone separation system, the fine sand separation system, the production sewage recycling and recycling system, the site water recycling and recycling system and the flushing system are all connected with the control system.
The sand-stone separation system comprises a vehicle parking area 70, a third water pump 4, an eleventh water pump 1, a feed hopper 2, a sand-stone separator 3, a sand storage area 50, a stone storage area 60, a first sewage pool 16 and a second sewage pool 15.
A third water suction pump 4 is arranged in the second sewage tank 15, and the third water suction pump 4 is communicated with the feed hopper 2 through a water outlet pipe. The feed hopper 2 is connected with a sand-stone separator 3. The water outlet of the sand-stone separator is connected with the first sewage tank 16 through a drainage ditch. A stirrer and a first suction pump 7 are provided in the first wastewater tank 16. The eleventh water suction pump 1 is a clean water suction pump and is communicated with the feed hopper 2 through a water outlet pipe.
The fine sand separating system comprises a first wastewater tank 16, a first suction pump 7, a fine sand separator 17, a fine sand storage area 30 and a second wastewater tank 15.
Set up second suction pump 8 in the second effluent water sump 15, first suction pump 7 leads to pipe connection fine sand separating centrifuge 17, and fine sand separating centrifuge 17 passes through the water piping connection second effluent water sump 15, second effluent water sump 15 sets up the overflow mouth.
The production wastewater recovery and recycling system comprises a first wastewater tank 16, a second wastewater tank 15, a third water pump 4 and a second water pump 8.
The second effluent water sump 15 UNICOM leads to first effluent water sump 16, and third suction pump 4 passes through outlet pipe UNICOM feeder hopper 2 in the second effluent water sump 15, and second suction pump 8 passes through outlet pipe connection stirring building, set up sewage concentration detection device in the second effluent water sump 15.
The site water recovery and recycling system includes a third wastewater tank 14, a fourth wastewater tank 13, a fifth wastewater tank 12, a first clean water tank 21, and a second clean water tank 19.
The sewage treatment system is characterized in that a fourth water suction pump 9, a fifth water suction pump 10 and a sixth water suction pump 11 are respectively arranged in the third sewage tank 14, the fourth sewage tank 13 and the fifth sewage tank 12, overflow ports are reserved in the third sewage tank 14, the fourth sewage tank 13 and the fifth sewage tank 12, an overflow port and a seventh water suction pump 22 are arranged in the first clean water tank 21, and water in the tanks overflows to the second clean water tank 19 when full.
The flushing system comprises a vehicle flushing area, a second clean water basin 19, a fine sand deposit area 30 and a suction pump 18. And drainage ditches are arranged around the vehicle washing area. The fine sand storage area is provided with a water outlet.
The site water recycling and transferring system comprises a water collecting pit 5 and a site drainage ditch.
A stirrer and a tenth water suction pump 6 are arranged in the water collection pit 5, and the tenth water suction pump 6 is connected with a first sewage tank 16 through a water outlet pipe.
The control system is a PLC controller device.
When the system works, a mixer truck needing to clean a tank body is parked in a vehicle parking area, the induction switch is started, the third water pump 4 is started to discharge water through the water outlet pipe, the mixer truck is added into the tank body for rolling washing, the produced waste water containing sand, stone and cement slurry is poured into the feed hopper, the mixed slurry enters the sand-stone separator through the feed inlet under the impact of water flow, the separated sand and stone are respectively sent to the sand outlet and the stone outlet through sufficient washing and screening, the sand and stone are conveyed to the storage bin through material conveying equipment such as a loader and the like for continuous production and use, and the separated cement slurry enters the first sewage pool 16 through the drainage ditch. The first water pump 7 is started to pump the sewage in the first sewage tank 16 to the fine sand separator to separate fine sand from slurry, the separated fine sand is stored in the fine sand storage area, and the separated sewage enters the second sewage tank 15 through a pipeline. The sewage in the second sewage tank 15 is used for concrete production and cleaning a concrete mixer truck tank body. Thus ensuring the zero discharge of the cyclic utilization of the production sewage. When the site water and the rainwater are more, the site water and the rainwater are drained to the third sewage tank 14 through the site drainage ditch, the stirrer of the third sewage tank 14 performs intermittent stirring, and when the tank is full of water, the water overflows to the fourth sewage tank 13 through the overflow port and also overflows to the fifth sewage tank 12, and then the first clean water tank 21 and the second clean water tank 19 are performed. After the site water and the rainwater pass through the third effluent water sump 14, the fourth effluent water sump 13, and the third-stage sedimentation of the fifth effluent water sump 12, the water is relatively clear, and then overflows to the first clean water sump 21 and the second clean water sump 19, and the sufficient clear water in the second clean water sump 19 can be used for site cleaning, and vehicle exterior cleaning. In addition, the water in the second clean water tank 19 can be used for site greening irrigation after being checked to be qualified.
When the sewage level in the second sewage tank 15 is lower than the water level 1/4 of the tank, the fourth water pump 9 in the third sewage tank 14 is started to supplement water to the second sewage tank 15. When the water level in the third wastewater tank 14 is lower than the water level 1/4 of the tank, the fifth water pump 10 in the fourth wastewater tank 13 is started to supplement water to the third wastewater tank 14, and the operations are sequentially performed.
When the water level in the second sewage tank 15 is lower than 1/4, the purpose of subsequent sequential water replenishing is to preferentially use the sewage with higher concentration.
Finally, it should be noted that the above examples are only intended to describe the technical solutions of the present invention and not to limit the technical methods, the present invention can be extended in application to other modifications, variations, applications and embodiments, and therefore all such modifications, variations, applications, embodiments are considered to be within the spirit and teaching scope of the present invention.
Claims (8)
1. The utility model provides a concrete mixing plant sewage recovery and cyclic utilization system, includes grit piece-rate system, fine sand piece-rate system, production sewage recovery and cyclic utilization system, place water recovery and cyclic utilization system, rinse-system and control system, wherein, grit piece-rate system fine sand piece-rate system production sewage recovery and cyclic utilization system place water recovery and cyclic utilization system with rinse-system all links to each other with control system.
2. The system of claim 1, wherein:
the sand-stone separation system comprises a vehicle parking area (70), a third water pump (4), an eleventh water pump (1), a feed hopper (2), a sand-stone separator (3), a sand storage area (50), a stone storage area (60), a first sewage pool (16) and a second sewage pool (15);
a third water suction pump (4) is arranged in the second sewage pool (15), the third water suction pump (4) is communicated with the feed hopper (2) through a water outlet pipe, the feed hopper (2) is connected with the sand-stone separator (3), a water outlet of the sand-stone separator is connected with the first sewage pool (16) through a drainage ditch, and a stirrer and a first water suction pump (7) are arranged in the first sewage pool (16); and
the eleventh water suction pump (1) is a clear water suction pump and is communicated with the feed hopper (2) through a water outlet pipe.
3. The system of claim 1, wherein:
the fine sand separation system comprises a first sewage tank (16), a first water suction pump (7), a fine sand separator (17), a fine sand storage area (30) and a second sewage tank (15); and
set up second suction pump (8) in second effluent water sump (15), first suction pump (7) lead to pipe connection fine sand separating centrifuge (17), and fine sand separating centrifuge (17) leads to pipe connection second effluent water sump (15), second effluent water sump (15) set up the overflow mouth.
4. The system of claim 1, wherein:
the production sewage recycling system comprises a first sewage tank (16), a second sewage tank (15), a third water suction pump (4) and a second water suction pump (8); and
the sewage treatment device is characterized in that the second sewage tank (15) is communicated with the first sewage tank (16), the third water suction pump (4) in the second sewage tank (15) is connected with the feed hopper (2) through the water outlet pipe, the second water suction pump (8) is communicated with the stirring building through the water outlet pipe, and a sewage concentration detection device is arranged in the second sewage tank (15).
5. The system of claim 1, wherein:
the site water recycling system comprises a third sewage tank (14), a fourth sewage tank (13), a fifth sewage tank (12), a first clean water tank (21) and a second clean water tank (19); and
the sewage treatment system is characterized in that a fourth water suction pump (9), a fifth water suction pump (10) and a sixth water suction pump (11) are respectively arranged in the third sewage tank (14), the fourth sewage tank (13) and the fifth sewage tank (12), overflow ports are reserved in the third sewage tank (14), the fourth sewage tank (13) and the fifth sewage tank (12), the overflow ports and a seventh water suction pump (22) are arranged in the first clean water tank (21), and water in the tank overflows to the second clean water tank (19) when the tank is full.
6. The system of claim 1, wherein:
the flushing system comprises a vehicle flushing area (40), a second clean water tank (19), a fine sand storage area (30) and a ninth water pump (18);
drainage ditches are arranged around the vehicle washing area; and
the fine sand storage area is provided with a water outlet.
7. The system of claim 1, wherein:
the site water recycling and transferring system comprises a water collecting pit (5) and a site drainage ditch; and
set up agitator and tenth suction pump (6) in sump pit (5), tenth suction pump (6) are through going out water piping connection first effluent water sump (16).
8. The system of claim 1, wherein the control system is a PLC controller device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201911393504.3A CN111086111A (en) | 2019-12-30 | 2019-12-30 | Concrete mixing plant sewage recovery and cyclic utilization system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911393504.3A CN111086111A (en) | 2019-12-30 | 2019-12-30 | Concrete mixing plant sewage recovery and cyclic utilization system |
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| CN111086111A true CN111086111A (en) | 2020-05-01 |
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| CN201911393504.3A Pending CN111086111A (en) | 2019-12-30 | 2019-12-30 | Concrete mixing plant sewage recovery and cyclic utilization system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112439257A (en) * | 2020-11-27 | 2021-03-05 | 湖南铁榔头机械有限公司 | Concrete sewage mud recycling method |
| CN113843261A (en) * | 2021-09-30 | 2021-12-28 | 湖南抱洋环境科技有限公司 | Concrete sand stone piece-rate system |
| CN114918225A (en) * | 2022-05-19 | 2022-08-19 | 广西玉林大都混凝土有限公司 | Concrete sand-stone separation and recovery system and use method thereof |
-
2019
- 2019-12-30 CN CN201911393504.3A patent/CN111086111A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112439257A (en) * | 2020-11-27 | 2021-03-05 | 湖南铁榔头机械有限公司 | Concrete sewage mud recycling method |
| CN113843261A (en) * | 2021-09-30 | 2021-12-28 | 湖南抱洋环境科技有限公司 | Concrete sand stone piece-rate system |
| CN114918225A (en) * | 2022-05-19 | 2022-08-19 | 广西玉林大都混凝土有限公司 | Concrete sand-stone separation and recovery system and use method thereof |
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