CN210934074U - Waste water recycling system of concrete mixing plant - Google Patents
Waste water recycling system of concrete mixing plant Download PDFInfo
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- CN210934074U CN210934074U CN201921816469.7U CN201921816469U CN210934074U CN 210934074 U CN210934074 U CN 210934074U CN 201921816469 U CN201921816469 U CN 201921816469U CN 210934074 U CN210934074 U CN 210934074U
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Abstract
The utility model discloses a waste water recycling system of concrete mixing plant, including waste water drainage groove, sand separator, one-level stirring pond, second grade stirring pond, stirring station and controller, sand separator includes coarse filtration unit and smart filter unit, the discharge gate in waste water drainage groove meets with coarse filtration unit's feed inlet, one-level stirring pond is connected to coarse filtration unit's liquid outlet, the one-level stirring pond is met through pipeline and first transfer pump and smart filter unit's feed inlet in one-level stirring pond, second grade stirring pond is connected to smart filter unit's liquid outlet, the second grade stirring pond meets through pipeline and second transfer pump and the feed inlet at stirring station, sand separator, first transfer pump and second transfer pump all are connected with the controller. The system can effectively separate gravel, fine sand and water in the concrete mortar wastewater, avoids the production of the concrete mortar in the manufacturing process of the reinforced concrete member, meets the requirement of green environmental protection, and has reasonable structural design, strong practicability and high economic value.
Description
Technical Field
The utility model relates to a building waste water treatment technical field, concretely relates to waste water recycling system of concrete mixing plant.
Background
The reinforced concrete member for the building is formed by pouring concrete slurry and a reinforced frame, a large amount of waste water can be generated in the preparation process of the reinforced concrete member, the waste water mainly comprises waste water for flushing a site, waste water for flushing a concrete transport vehicle and waste water generated by a main machine of a mixing station, the waste water contains a large amount of building materials such as sand stones and fine sands, and if the waste water is directly discharged, the ecological environment is seriously influenced, and the waste of water resources is also generated. Therefore, a special waste water recycling system for the concrete mixing plant needs to be designed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, a waste water recycling system of concrete mixing plant is provided, this system can effectively separate the grit in the concrete mortar waste water, fine sand and water, and make the grit in the concrete mortar waste water, fine sand and water can repeated recycle, the production of concrete slurry liquid in the reinforced concrete component manufacture process has been avoided, the wasting of resources has been reduced, accord with green requirement, and this system structural design is reasonable, therefore, the clothes hanger is strong in practicability, and the economic value is high.
For realizing the above-mentioned purpose, the technical scheme of the utility model a design a concrete mixing plant's waste water recycling system, including waste water drainage groove, grit separator, one-level stirring pond, second grade stirring pond, stirring station and controller, grit separator includes coarse filtration unit and smart filter unit, the discharge gate in waste water drainage groove meets with coarse filtration unit's feed inlet, and one-level stirring pond is connected to coarse filtration unit's liquid outlet, and the one-level stirring pond meets with smart filter unit's feed inlet through pipeline and first transfer pump, and second grade stirring pond is connected to smart filter unit's liquid outlet, and second grade stirring pond meets with the feed inlet of stirring station through pipeline and second transfer pump, and grit separator, first transfer pump and second transfer pump all are connected with the controller.
The utility model discloses the system can effectively separate gravel, fine sand and the water in the concrete mortar waste water to make gravel, fine sand and the water in the concrete mortar waste water can the repeated recycle, avoided the production of the useless thick liquid of reinforced concrete component manufacturing in-process concrete, reduced the wasting of resources, accord with green requirement, and this system structural design is reasonable, and the practicality is strong, and economic value is high.
In order to realize the automatic control of the working process of the system, the preferable technical scheme is that a first floating ball liquid level switch is arranged in the wastewater drainage groove, a discharge hole of the wastewater drainage groove is provided with an electromagnetic valve, and the first floating ball liquid level switch and the electromagnetic valve are both connected with a controller. When the water level in the wastewater drainage groove reaches the set water level of the first float switch, the controller opens the electromagnetic valve and starts the sand-stone separator to effectively treat the concrete mortar wastewater, so that the automatic control of the working process of the system is realized.
In order to guarantee that the water body in the second-stage stirring pool of the system can meet the water demand of the stirring station at any time, the further preferable technical scheme is that a second floating ball liquid level switch is arranged in the second-stage stirring pool, the system further comprises a liquid distribution pool, the liquid distribution pool is connected with the second-stage stirring pool through a pipeline and a third transmission pump, the liquid distribution pool is connected with underground water through a fourth transmission pump, the liquid distribution pool is internally provided with a third floating ball liquid level switch, and the second floating ball liquid level switch, the third transmission pump and the fourth transmission pump are all connected with a controller. The water in the liquid preparation tank can be continuously supplied to the water in the second-stage stirring tank, so that the water in the second-stage stirring tank can meet the water demand of the stirring station at any time, and the normal industrial production capacity of the stirring station can be ensured.
In order to ensure the separation effect of the system on the concrete mortar wastewater, the further preferable technical scheme is that the coarse filtering unit is a drum screen separator, and the fine filtering unit is a cyclone separator. The drum sieve separator can be with concrete mortar waste water quickly separating for the great grit of particle size and the elementary filtrating that contains tiny particle size sand grain, cyclone separator is for the sand grain and the water of tiny particle size with the elementary filtrating cyclone separation that contains tiny particle size sand grain, the two collaborative work, make gravel, fine sand and the water of this system in with concrete mortar waste water can high-efficient quick separation, make this system have higher work efficiency and lower energy consumption, this system economical and practical is high promptly.
In order to prevent that second grade stirring pond holding capacity is not enough, further preferred technical scheme still, second grade stirring pond includes a plurality of, connects through the overflow pipe between adjacent second grade stirring pond, join in marriage the liquid pond and connect with one of them second grade stirring pond through pipeline and third transmission pump, second floater level switch sets up in one of them second grade stirring pond. When the waste water yield is more, a plurality of second grade stirring ponds communicate each other, have guaranteed the buffering storage capacity of second grade stirring pond to the water after handling.
In order to clean the sand separator, the second-stage stirring pool is connected with the feed inlet of the coarse filtering unit and the feed inlet of the fine filtering unit through a pipeline and a fifth transmission pump. When a batch of concrete mortar waste water treatment finishes, the water in the second grade stirring pond lets in coarse filtration unit and smart filter unit through pipeline and fifth transfer pump and realizes the washing to the grit separator, prevents that the solid from causing a large amount of adhesions at the grit separator inner wall in the concrete mortar waste water, has guaranteed the treatment effeciency and the life of grit separator to concrete mortar waste water.
Further preferably, the upper end of the stirring station is provided with an overflow port, and the overflow port is connected with the primary stirring tank through a pipeline. When the water in the mixing plant is excessively added, the excessive water flows into the primary mixing tank through the overflow port, so that the resource waste caused by the direct discharge of the excessive water is avoided.
In order to facilitate the realization of remote transmission and remote control of the system working data signal, a further preferred technical scheme is that a wireless communication module is arranged in the controller.
The utility model has the advantages and the beneficial effects that:
1. the utility model discloses the system can effectively separate gravel, fine sand and the water in the concrete mortar waste water to make gravel, fine sand and the water in the concrete mortar waste water can the repeated recycle, avoided the production of the useless thick liquid of reinforced concrete component manufacturing in-process concrete, reduced the wasting of resources, accord with green requirement, and this system structural design is reasonable, and the practicality is strong, and economic value is high.
2. The waste water drainage groove is internally provided with a first floating ball liquid level switch, a discharge hole of the waste water drainage groove is provided with an electromagnetic valve, and the first floating ball liquid level switch and the electromagnetic valve are both connected with a controller. When the water level in the wastewater drainage groove reaches the set water level of the first float switch, the controller opens the electromagnetic valve and starts the sand-stone separator to effectively treat the concrete mortar wastewater, so that the automatic control of the working process of the system is realized.
3. The second floating ball liquid level switch is arranged in the second-stage stirring pool, the second-stage stirring pool further comprises a liquid distribution pool, the liquid distribution pool is connected with the second-stage stirring pool through a pipeline and a third transmission pump, the liquid distribution pool is connected with underground water through a fourth transmission pump, the third floating ball liquid level switch is arranged in the liquid distribution pool, and the second floating ball liquid level switch, the third transmission pump and the fourth transmission pump are all connected with the controller. The water in the liquid preparation tank can be continuously supplied to the water in the second-stage stirring tank, so that the water in the second-stage stirring tank can meet the water demand of the stirring station at any time, and the normal industrial production capacity of the stirring station can be ensured.
4. The coarse filtering unit is a drum screen separator, and the fine filtering unit is a cyclone separator. The drum sieve separator can be with concrete mortar waste water quickly separating for the great grit of particle size and the elementary filtrating that contains tiny particle size sand grain, cyclone separator is for the sand grain and the water of tiny particle size with the elementary filtrating cyclone separation that contains tiny particle size sand grain, the two collaborative work, make gravel, fine sand and the water of this system in with concrete mortar waste water can high-efficient quick separation, make this system have higher work efficiency and lower energy consumption, this system economical and practical is high promptly.
5. When the waste water yield is more, a plurality of second grade stirring ponds communicate each other, have guaranteed the buffering storage capacity of second grade stirring pond to the water after handling.
6. When a batch of concrete mortar waste water treatment finishes, the water in the second grade stirring pond lets in coarse filtration unit and smart filter unit through pipeline and fifth transfer pump and realizes the washing to the grit separator, prevents that the solid from causing a large amount of adhesions at the grit separator inner wall in the concrete mortar waste water, has guaranteed the treatment effeciency and the life of grit separator to concrete mortar waste water.
7. And an overflow port is arranged at the upper end of the stirring station and is connected with the primary stirring tank through a pipeline. When the water in the mixing plant is excessively added, the excessive water flows into the primary mixing tank through the overflow port, so that the resource waste caused by the direct discharge of the excessive water is avoided.
8. And a wireless communication module is arranged in the controller. The remote transmission and remote control of the working data signals of the system are convenient to realize.
Drawings
FIG. 1 is a schematic flow chart of example 1.
In the figure: 1. a wastewater drainage tank; 2. a sand separator; 3. a primary stirring tank; 4. a second-stage stirring tank; 5. a mixing station; 6. a coarse filtration unit; 7. a fine filtration unit; 8. a first transfer pump; 9. a second transfer pump; 10. a first float level switch; 11. a second float level switch; 12. a liquid preparation pool; 13. a third transfer pump; 14. a fourth transfer pump; 15. a third float level switch; 16. and a fifth transfer pump.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1
As shown in figure 1, a waste water recycling system of concrete mixing plant, including waste water drainage groove 1, grit separator 2, one-level stirring pond 3, second grade stirring pond 4, mixing plant 5 and controller, grit separator 2 includes coarse filtration unit 6 and smart filter unit 7, the discharge gate of waste water drainage groove 1 meets with coarse filtration unit 6's feed inlet, and one-level stirring pond 3 is connected to coarse filtration unit 6's liquid outlet, and one-level stirring pond 3 meets with the feed inlet of smart filter unit 7 through pipeline and first transfer pump 8, and second grade stirring pond 4 is connected to the liquid outlet of smart filter unit 7, and second grade stirring pond 4 meets with the feed inlet of mixing plant 5 through pipeline and second transfer pump 9, and grit separator 2, first transfer pump 8 and second transfer pump 9 all are connected with the controller. The waste water drainage groove 1 is provided with a first floating ball liquid level switch 10, a discharge hole of the waste water drainage groove 1 is provided with an electromagnetic valve, and the first floating ball liquid level switch 10 and the electromagnetic valve are both connected with a controller. Stirring impellers are arranged in the first-stage stirring tank 3 and the second-stage stirring tank 4. The second floating ball liquid level switch 11 is arranged in the second-stage stirring pool 4, the second-stage stirring pool further comprises a liquid distribution pool 12, the liquid distribution pool 12 is connected with the second-stage stirring pool 4 through a third transmission pump 13, the liquid distribution pool 12 is connected with underground water through a fourth transmission pump 14 and a pipeline, a third floating ball liquid level switch 15 is arranged in the liquid distribution pool 12, and the second floating ball liquid level switch 11, the third floating ball liquid level switch 15, the third transmission pump 13 and the fourth transmission pump 14 are all connected with a controller. The coarse filtering unit 6 is a drum screen separator, and the fine filtering unit 7 is a cyclone separator. And a discharge hole of the wastewater drainage groove 1 is provided with an electromagnetic valve, and the electromagnetic valve is connected with a controller. The second-stage stirring tank 4 is also connected with the feed inlet of the coarse filtering unit 6 and the feed inlet of the fine filtering unit 7 through a pipeline and a fifth transmission pump 16. And the upper end of the stirring station 5 is provided with an overflow port, and the overflow port is connected with the primary stirring tank 3 through a pipeline.
In order to facilitate the realization of remote transmission and remote control of the system working data signal, a further preferred technical scheme is that a wireless communication module is arranged in the controller. The software matched with the system can be installed on a computer or a mobile phone of an operator, the operator is in signal connection with the wireless communication module of the system through the software, and the controller can send working data of the system to the mobile phone or the computer of the operator through the wireless communication module, so that the operator can monitor the working state of the system in real time.
The working principle of the waste water recycling system of the concrete mixing plant in the embodiment 1 is as follows:
wastewater for washing a site, wastewater for washing a concrete transport vehicle and wastewater generated by a main machine of a mixing station firstly enter a wastewater drainage groove 1; when the water level in the wastewater drainage groove 1 is higher than the set water level of the first floating ball liquid level switch 10, the controller opens the electromagnetic valve and starts the sand-stone separator 2, the coarse filtration unit 6 performs primary filtration on the entering wastewater to separate sand-stone and primary filtrate, wherein the sand-stone flows out for standby through a discharge port of the coarse filtration unit 6, and the primary filtrate enters the primary stirring tank 3 through a liquid outlet of the coarse filtration unit 6; the first transmission pump 8 transmits the primary filtrate in the primary stirring pool 3 to the fine filtering unit 7 through a pipeline to carry out cyclone separation to obtain fine sand and a treated water body, the fine sand flows out of a discharge hole of the fine filtering unit 7 for standby, and the treated water body enters the secondary stirring pool 4 through a liquid outlet of the fine filtering unit 7; the water treated in the secondary stirring tank 4 is transmitted to a stirring station 5 for raw material water distribution through a pipeline and a second transmission pump 9, and is transmitted to a coarse filtering unit 6 and a fine filtering unit 7 of the sand separator 2 as cleaning water through a pipeline and a fifth transmission pump 16; when the water level in the secondary stirring pool 4 is lower than the set water level of the second floating ball liquid level switch 11, the third transmission pump 13 transmits the water body in the liquid preparation pool 12 into the secondary stirring pool 4 through the pipeline until the water level in the secondary stirring pool 4 reaches the set water level value of the floating ball liquid level switch 11; when the water level in the distribution tank 12 is lower than the set water level of the third float level switch 15, the fourth transfer pump 14 introduces the groundwater into the distribution tank 12 through the pipeline for standby.
When the water in the mixing station 5 is added too much, the water in the mixing station 5 flows back into the first-stage mixing tank 3 through the overflow port and the pipeline.
Example 2
The waste water recycling system of the concrete mixing plant is characterized in that the number of the second-stage mixing tanks 4 is three, the adjacent second-stage mixing tanks 4 are connected through overflow pipes, the liquid distribution tank 12 is connected with one of the second-stage mixing tanks 4 through a pipeline and a third transmission pump 13, and the second floating ball liquid level switch 11 is arranged in one of the second-stage mixing tanks 4.
The working principle of the waste water recycling system of the concrete mixing plant in the embodiment 2 is as follows:
the waste water recycling system of the concrete mixing plant in the embodiment 2 is the same as the working principle of the embodiment 1, and the difference is that three secondary mixing tanks 4 are arranged, so that the total water storage capacity of the secondary mixing tanks 4 is increased, and when the waste water amount is large, the plurality of secondary mixing tanks 4 can achieve the buffer storage effect on the treated water body.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a waste water recycling system of concrete mixing plant, a serial communication port, including waste water drainage groove, grit separator, one-level stirring pond, second grade stirring pond, stirring station and controller, grit separator includes coarse filtration unit and smart filter unit, the discharge gate of waste water drainage groove meets with coarse filtration unit's feed inlet, and one-level stirring pond is connected to coarse filtration unit's liquid outlet, and the one-level stirring pond meets through pipeline and first transfer pump and smart filter unit's feed inlet, and the second grade stirring pond is connected to smart filter unit's liquid outlet, and the second grade stirring pond meets through pipeline and second transfer pump and the feed inlet of stirring station, and grit separator, first transfer pump and second transfer pump all are connected with the controller.
2. The waste water recycling system of a concrete mixing plant according to claim 1, wherein a first float level switch is provided in the waste water diversion tank, a solenoid valve is provided at the discharge port of the waste water diversion tank, and both the first float level switch and the solenoid valve are connected to the controller.
3. The waste water recycling system of a concrete mixing plant according to claim 2, wherein a second float level switch is provided in the second-stage mixing tank, and further comprising a liquid distribution tank connected to the second-stage mixing tank through a pipe and a third transfer pump, the liquid distribution tank being connected to ground water through a fourth transfer pump, the liquid distribution tank being provided with a third float level switch, and the second float level switch, the third transfer pump and the fourth transfer pump being connected to the controller.
4. The waste water recycling system of a concrete mixing plant according to claim 3, wherein said coarse filtration unit is a trommel separator and said fine filtration unit is a cyclone separator.
5. The waste water recycling system of concrete mixing plant according to claim 4, wherein said second mixing tanks comprise a plurality of second mixing tanks, adjacent second mixing tanks are connected by overflow pipes, said liquid distribution tank is connected with one of said second mixing tanks by pipes and a third transfer pump, and said second float level switch is disposed in one of said second mixing tanks.
6. The waste water recycling system of a concrete mixing plant according to claim 5, wherein said secondary mixing tank is further connected to the inlet port of the coarse filtering unit and the inlet port of the fine filtering unit by a pipe and a fifth transfer pump.
7. The system for recycling waste water of a concrete mixing plant according to claim 6, wherein an overflow port is provided at the upper end of the mixing plant, and the overflow port is connected with the primary mixing tank through a pipeline.
8. The waste water recycling system of a concrete mixing plant as claimed in claim 7, wherein said controller is provided with a wireless communication module therein.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921816469.7U CN210934074U (en) | 2019-10-28 | 2019-10-28 | Waste water recycling system of concrete mixing plant |
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| CN201921816469.7U CN210934074U (en) | 2019-10-28 | 2019-10-28 | Waste water recycling system of concrete mixing plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601670A (en) * | 2021-08-11 | 2021-11-05 | 江西科技学院 | Recovery device and recovery processing method for premixed concrete waste |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113601670A (en) * | 2021-08-11 | 2021-11-05 | 江西科技学院 | Recovery device and recovery processing method for premixed concrete waste |
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