CN112895121B - Concrete mixing plant capable of recycling waste resources - Google Patents
Concrete mixing plant capable of recycling waste resources Download PDFInfo
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- CN112895121B CN112895121B CN202110170163.4A CN202110170163A CN112895121B CN 112895121 B CN112895121 B CN 112895121B CN 202110170163 A CN202110170163 A CN 202110170163A CN 112895121 B CN112895121 B CN 112895121B
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- waste
- waste water
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- 238000002156 mixing Methods 0.000 title claims abstract description 45
- 239000002699 waste material Substances 0.000 title claims abstract description 43
- 238000004064 recycling Methods 0.000 title claims abstract description 32
- 239000002351 wastewater Substances 0.000 claims abstract description 152
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 115
- 238000011084 recovery Methods 0.000 claims abstract description 48
- 239000004568 cement Substances 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims description 31
- 238000003756 stirring Methods 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 16
- 235000020188 drinking water Nutrition 0.000 claims description 12
- 239000003651 drinking water Substances 0.000 claims description 12
- 239000013049 sediment Substances 0.000 claims description 9
- 238000007790 scraping Methods 0.000 claims description 6
- 125000004122 cyclic group Chemical group 0.000 claims description 4
- 238000005485 electric heating Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002910 solid waste Substances 0.000 description 38
- 238000005086 pumping Methods 0.000 description 11
- 238000002386 leaching Methods 0.000 description 7
- 102000001999 Transcription Factor Pit-1 Human genes 0.000 description 6
- 108010040742 Transcription Factor Pit-1 Proteins 0.000 description 6
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
Classifications
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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
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- 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
- B28C7/02—Controlling the operation of the mixing
-
- 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
- B28C7/0404—Proportioning
- B28C7/0409—Proportioning taking regard of the moisture content of the solid ingredients; Moisture indicators
-
- 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
- B28C7/0454—Volumetric measuring devices, e.g. for consecutively delivering predetermined volumes of ingredients
- B28C7/0459—Volumetric measuring devices, e.g. for consecutively delivering predetermined volumes of ingredients the ingredients being first supplied into measuring chambers, e.g. containers or skips
-
- 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
- B28C7/0481—Plant for proportioning, supplying or batching
-
- 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
- B28C7/122—Supplying or proportioning liquid ingredients by means of a measuring chamber, e.g. container
-
- 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
Abstract
The application relates to a concrete mixing plant for recycling waste resources, which belongs to the technical field of concrete production and processing, and comprises a main support, a mixing tank fixedly connected to the main support, a water tank fixedly connected to the main support and a cement conveyor connected to the main support, and further comprises a waste water collecting tank and a recovery control system, wherein a discharge port is formed in the bottom of the mixing tank; the waste water collecting tank is fixedly connected with a recovery pipe, the recovery pipe is fixedly connected with the middle box body, the recovery pipe is fixedly connected with a recovery pump, the mixing box is fixedly connected with a return pipe, and the return pipe is fixedly connected with a return pump.
Description
Technical Field
The invention relates to the technical field of concrete production and processing, in particular to a concrete mixing plant capable of recycling waste resources.
Background
At present, a concrete mixing plant mainly comprises 5 large systems such as a mixing host, a material weighing system, a material conveying system, a material storage system, a control system and the like and other accessory facilities. As the building aggregate metering is compared with the station aggregate metering, four intermediate links are reduced, and the metering time is saved because of vertical blanking metering, the production efficiency is greatly improved. Concrete mixing plant can produce a large amount of abandonment resources at the course of the work, and these abandonment resources use cement, sand, stone as principal ingredients mostly, waste water and solid waste that produce and waste water and solid waste when clearing up vehicle or equipment in waste water and the waste water that produce behind the water smoke dust fall in including agitator tank stirring back, the waste water in the agitator station finally all can be collected in the waste water collection pond. Wherein the waste water can be added in small amount as stirring water after being filtered.
The above prior art solutions have the following drawbacks: the waste resources are distributed too much, so that the collection cost of manpower is high and the collection is difficult.
Disclosure of Invention
In order to conveniently collect waste resources, reduce the human cost, this application provides a waste resources cyclic utilization's concrete mixing plant.
The application provides a concrete mixing plant of abandonment resource cyclic utilization adopts following technical scheme:
a concrete mixing plant capable of recycling waste resources comprises a main support, a mixing tank fixedly connected to the main support, a water tank fixedly connected to the main support and a cement conveyor connected to the main support, wherein a water inlet pipe is fixedly connected to the water tank, the other end of the water inlet pipe is fixedly connected to the mixing tank, a water inlet pump is fixedly connected to the water inlet pipe, one end of the cement conveyor is connected with the top of the mixing tank, and the concrete mixing plant further comprises a waste water collecting pool and a recovery control system;
a discharge hole is formed in the bottom of the stirring tank, a blanking electromagnetic valve is fixedly connected to the position, corresponding to the bottom, of the stirring tank, a waste water pipe is connected to the position, close to the discharge hole, of the main support, the other end of the waste water pipe is fixedly connected to the waste water collecting pool, the waste water pipe is communicated with the interior of the waste water collecting pool, and the main support is connected with a moving assembly which moves the waste water pipe and is communicated with the discharge hole of the stirring tank;
the waste water collecting pool is internally and fixedly connected with a filter screen, the filter screen is horizontally arranged, a communicating groove is formed in the position, close to the filter screen, of the waste water collecting pool, the communicating groove is formed in the width direction of the waste water collecting pool, the bottom surface of the communicating groove and the upper surface of the filter screen are located on the same horizontal plane, the waste water collecting pool is connected with a scraping plate which slides in the width direction of the waste water collecting pool in a sliding mode, and a collecting cavity is formed in the position, corresponding to the bottom of the communicating groove, of the waste water collecting pool;
the waste water collecting tank is fixedly connected with a recovery pipe, the other end of the recovery pipe is fixedly connected with an intermediate box body, the recovery pipe is communicated with the interior of the waste water collecting tank and the interior of the intermediate box body, the recovery pipe is fixedly connected with a recovery pump, the intermediate box body is fixedly connected with a water return pipe, the other end of the water return pipe is fixedly connected to the stirring tank, and the water return pipe is fixedly connected with a water return pump;
the recycling control system comprises a recycling starting module, a waste water detection module, a proportioning calculation module, a cement proportioning module and a water proportioning module;
the recovery starting module receives an input starting instruction, controls the recovery pump to work after receiving the starting instruction, and transmits an instruction signal to the wastewater detection module;
the wastewater detection module comprises a silt content detector and a first water level sensor which are arranged in the intermediate box body, the silt content detector detects the silt concentration of wastewater in the intermediate box body, the first water level sensor detects the water level value of the wastewater in the intermediate box body, the wastewater detection module calculates the volume of the wastewater in the intermediate box body according to the water level value, and after receiving the instruction signal, the wastewater detection module starts to detect and transmits the obtained silt concentration and the obtained volume of the wastewater to the proportion calculation module;
the proportioning calculation module calculates the actual sediment content and the actual water volume according to the received sediment concentration and the received wastewater volume, the proportioning calculation module stores a mud-water mixing proportion, calculates the cement quantity to be proportioned and the water quantity to be proportioned according to the actual sediment content, the actual water volume and the mud-water mixing proportion, and transmits the cement quantity to be proportioned to the cement proportioning module and transmits the water quantity to be proportioned to the water proportioning module;
the cement proportioning module controls the cement conveyor to convey cement to the stirring tank according to the required proportioning cement amount;
the water proportioning module comprises a flowmeter fixedly connected to the water inlet pipe, and the water proportioning module controls the water inlet pump to pump water to the stirring tank according to the required proportioning water amount.
Through adopting above-mentioned scheme, waste resources in the agitator tank will be stirred the station passes through the waste pipe and arranges in the waste water collection pond, after the filter screen filters, solid waste stays on the filter screen, the waste water flows to the filter screen below, the scraper blade pushes away solid waste and collects the intracavity, recovery control system controls the recycle pump and takes out the waste water in the waste water collection pond to the intermediate tank in after the user starts, recovery control system carries out the ratio automatically, when the agitator tank needs the material loading, recovery control system control return water pump, intake pump and cement conveyer material loading. Realize automatic recycle abandonment resource, use manpower sparingly to the waste water of recycling has minimum to concrete quality influence.
Preferably, the scraper blade is connected with the threaded rod, and the threaded rod sets up along the width direction of waste water collecting tank, and threaded connection has the thread bush on the threaded rod, and the thread bush rotates to be connected on waste water collecting tank, and waste water collecting tank corresponds threaded rod position department fixedly connected with driving motor, driving motor's output shaft fixedly connected with driving gear, the outer fixedly connected with driven gear of thread bush, driven gear meshing in the driving gear.
Through adopting above-mentioned scheme, driving motor drives the driving gear and rotates, and the driving gear drives driven gear and rotates, and driven gear drives the thread bush and rotates, and the thread bush drives the threaded rod and removes along the width direction of waste water collecting pit to drive the scraper blade and remove.
By adopting the scheme, the recovery control system further comprises a timing material pushing module, the timing material pushing module controls the driving motor to rotate forwards until the scraping plate extends into the communicating groove, then controls the driving motor to rotate reversely for the same time, performs timing after the timing is finished, and repeatedly controls the driving motor to rotate forwards and backwards again when the timing reaches the set time.
Preferably, the recovery control system can automatically control the scraper to move, and the labor cost is further reduced.
Preferably, the threaded rod is close to scraper blade one end fixedly connected with base plate, leaves the space between base plate and the filter screen, and the scraper blade top is articulated with the base plate top, and when the scraper blade butt on the base plate, the scraper blade butt filter screen upper surface.
Through adopting above-mentioned scheme, the scraper blade can paste tight base plate when removing to being close to the intercommunication groove direction, guarantees that the scraper blade can promote solid waste, if there is solid waste on the filter screen this moment when the scraper blade removes to keeping away from the intercommunication groove direction, the scraper blade can be driven the perk by solid waste, avoids the scraper blade to remove solid waste to keeping away from the intercommunication groove direction.
Preferably, the waste water collecting pit corresponds and collects the chamber below and has seted up the waterlogging caused by excessive rainfall groove, and the waste water collecting pit corresponds the waterlogging caused by excessive rainfall groove below and has seted up the waterlogging caused by excessive rainfall chamber, and chamber and waterlogging caused by excessive rainfall chamber are collected in the waterlogging caused by excessive rainfall groove intercommunication, and waste water collecting pit corresponds waterlogging caused by excessive rainfall chamber bottom position department fixedly connected with drinking-water pipe, and drinking-water pipe intercommunication waterlogging caused by excessive rainfall chamber, and the drinking-water pipe other end stretches out from waste water collecting pit top, drinking-water pipe fixedly connected with suction pump.
Through adopting above-mentioned scheme, the solid waste who collects the intracavity can have some moisture, and these moisture can flow to the waterlogging caused by excessive rainfall intracavity through the waterlogging caused by excessive rainfall groove, and the solid waste who makes the staff collect is dry as far as, the follow-up utilization of being convenient for.
Preferably, the waste water collecting tank corresponds and collects intracavity portion position department sliding connection and has the stripper plate, and the stripper plate slides and the stripper plate covers the collection chamber longitudinal section along collecting chamber width direction, and the waste water collecting tank is close to the cylinder body of collecting chamber position department fixedly connected with pneumatic cylinder, and the piston rod of pneumatic cylinder sets up along the width direction in collection chamber, and the piston rod fixed connection of pneumatic cylinder is on the stripper plate.
Through adopting above-mentioned scheme, the pneumatic cylinder drives the stripper plate and removes, and the stripper plate can extrude the solid waste who collects the intracavity, extrudees the moisture in the solid waste, makes the solid waste that the staff collected dry as far as possible.
Preferably, the waste water collecting pool is close to collecting chamber position department and has seted up and get the material mouth, and the waste water collecting pool corresponds and gets material mouth position department and rotate and be connected with and get the material door, gets the material door and can cover and get the material mouth.
Through adopting above-mentioned scheme, the staff can take away the solid waste who collects the intracavity through opening the material taking door.
Preferably, the position of the wastewater collection pool corresponding to the collection cavity is fixedly connected with an electric hot plate.
Through adopting above-mentioned scheme, the electric plate can heat the space of collecting intracavity portion to dry solid waste, when the staff need dry solid waste immediately, can start the electric plate, accelerate the dry speed of solid waste.
Preferably, the recovery control system further comprises a water pumping control module, the water pumping control module comprises a second water level sensor fixedly connected to the position, corresponding to the draining cavity, of the waste water collecting tank, the second water level sensor detects the waste water level value inside the draining cavity, the water pumping control module compares the waste water level value with a preset contrast value, and when the waste water level value exceeds the preset contrast value, the water pumping control module controls the water pumping pump to work.
Through adopting above-mentioned scheme, recovery control system can be according to the waste water volume automatic control suction pump work in the waterlogging caused by excessive rainfall intracavity, further uses manpower sparingly.
Preferably, the removal subassembly includes the rotation motor of fixed connection on the main support, rotates the vertical setting of output shaft of motor, rotates the output shaft fixedly connected with linking bridge of motor, and waste pipe fixed connection is on linking bridge, rotates the motor and can remove the waste pipe to the discharge gate intercommunication with the agitator tank.
Through adopting above-mentioned scheme, rotate the motor and drive linking bridge and rotate, linking bridge drives the waste pipe and removes to whether realization control waste pipe communicates with the discharge gate.
In conclusion, the invention has the following beneficial effects:
1. waste resources in the stirring tank is discharged into a waste water collecting tank through a waste water pipe in the stirring station, after filtering through a filter screen, solid waste is left on the filter screen, waste water flows to the filter screen below, a scraper blade pushes the solid waste into a collecting cavity, a recovery control system controls a recovery pump to pump waste water in the waste water collecting tank into an intermediate box after a user starts, the recovery control system automatically performs proportioning, when the stirring tank needs to be fed, the recovery control system controls a water return pump, a water inlet pump and a cement conveyor. Realize automatic recycle abandonment resource, use manpower sparingly to the waste water of recycling has minimum to concrete quality influence.
Drawings
FIG. 1 is a schematic view of the overall structure of a concrete mixing plant for recycling waste resources according to an embodiment of the present application;
FIG. 2 is a partial schematic view of a mixing tank of a concrete mixing plant for recycling waste resources according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a waste water collecting tank and an intermediate tank of a concrete mixing plant for recycling waste resources according to an embodiment of the present application;
FIG. 4 is a sectional view showing an internal structure of a waste water collecting tank of a concrete mixing plant for recycling waste resources according to an embodiment of the present invention;
FIG. 5 is a schematic view of a scraper part structure of a concrete mixing plant for recycling waste resources according to an embodiment of the present application;
FIG. 6 is a schematic view of a squeeze plate and a hydraulic cylinder of a concrete mixing plant for recycling waste resources according to an embodiment of the present invention;
fig. 7 is a system block diagram of a recovery control system of a concrete mixing plant for recycling waste resources according to an embodiment of the present invention.
In the figure, 1, a main bracket; 11. a stirring tank; 111. a discharge port; 112. a blanking electromagnetic valve; 12. a cement conveyor; 13. a water tank; 131. a water inlet pipe; 132. a water inlet pump; 14. a waste pipe; 15. a moving assembly; 151. rotating the motor; 152. connecting a bracket; 2. a wastewater collection tank; 21. filtering with a screen; 22. a communicating groove; 221. a cover plate; 23. a collection chamber; 231. a draining tank; 232. a draining cavity; 233. a water pumping pipe; 234. a water pump; 235. a pressing plate; 236. a hydraulic cylinder; 237. an electric hot plate; 24. a squeegee; 241. a threaded rod; 242. a threaded sleeve; 243. a driven gear; 244. a driving gear; 245. a drive motor; 246. a substrate; 2461. a void; 25. a middle box body; 251. a recovery pipe; 2511. a recovery pump; 252. a water return pipe; 2521. a water return pump; 26. a material taking port; 261. a material taking door; 3. a recovery control system; 31. a recovery starting module; 32. a wastewater detection module; 321. a first water level sensor; 322. a silt content detector; 33. a ratio calculation module; 34. a cement proportioning module; 35. a water proportioning module; 351. a flow meter; 36. a timing material pushing module; 37. a water pumping control module; 371. and a second water level sensor.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses a concrete mixing plant for recycling waste resources, which comprises a main support 1 and a mixing tank 11 fixedly connected to the main support 1, as shown in fig. 1 and 2. Main support 1 is close to 11 position departments fixedly connected with cement conveyer 12 of agitator tank, and cement conveyer 12 one end is connected with 11 tops of agitator tank, and LS type tubular screw conveyer can be chooseed for use to cement conveyer 12, conveniently controls cement conveying capacity. The main support 1 is close to agitator tank 11 position department fixedly connected with water tank 13, and water tank 13 fixedly connected with inlet tube 131, inlet tube 131 other end fixed connection are on agitator tank 11, and inlet tube 131 fixedly connected with intake pump 132. The water tank 13 is connected to a tap water pipe for storing tap water. A discharge port 111 is formed at the bottom of the stirring tank 11, and a blanking electromagnetic valve 112 is fixedly connected to the position of the stirring tank 11 corresponding to the bottom. The blanking and pollution discharge of the stirring tank 11 are controlled by the blanking electromagnetic valve 112, when the stirring tank 11 needs to be cleaned, the water inlet pump 132 can be controlled to pump the water in the water tank 13 into the stirring tank 11 for cleaning, and the residual wastes in the stirring tank 11 are flushed out. The inlet pipe 131 is fixedly connected with a flow meter 351, and the flow meter 351 is used for detecting the flow of water flowing through the inlet pipe 131.
As shown in fig. 1 and 2, a waste water pipe 14 is connected to the main support 1 near the discharge port 111, the waste water collecting tank 2 is fixedly connected to the other end of the waste water pipe 14, and the waste water pipe 14 is communicated with the interior of the waste water collecting tank 2. A moving assembly 15 is connected to the main support 1. The moving assembly 15 includes a rotating motor 151 fixedly coupled to the main stand 1, and an output shaft of the rotating motor 151 is vertically disposed. The output shaft fixedly connected with linking bridge 152 of rotating motor 151, waste pipe 14 fixed connection is on linking bridge 152, and rotating motor 151 can remove waste pipe 14 to the discharge gate 111 intercommunication with agitator tank 11. The rotating motor 151 drives the connecting bracket 152 to rotate, and the connecting bracket 152 drives the waste pipe 14 to move, so that whether the waste pipe 14 is communicated with the discharge hole 111 or not is controlled.
As shown in fig. 2 and 3, a filter screen 21 is fixedly connected in the wastewater collection tank 2, and the filter screen 21 is horizontally arranged. Waste water collecting tank 2 fixedly connected with recovery tube 251, recovery tube 251 are located the filter screen 21 below, and box 25 in the middle of recovery tube 251 other end fixedly connected with, recovery tube 251 intercommunication waste water collecting tank 2 is inside and middle box 25 is inside. The recycling pipe 251 is fixedly connected with a recycling pump 2511, the middle box 25 is fixedly connected with a water return pipe 252, and the other end of the water return pipe 252 is fixedly connected to the stirring tank 11. The water return pipe 252 is fixedly connected with a water return pump 2521. The stirring station discharges waste resources in the stirring tank 11 into the waste water collecting tank 2 through the waste water pipe 14, after the waste resources are filtered by the filter screen 21, solid waste is left on the filter screen 21, and waste water flows to the position below the filter screen 21.
As shown in fig. 4 and 5, a communicating groove 22 is formed in the position of the wastewater collecting tank 2 close to the filter screen 21, the communicating groove 22 is arranged along the width direction of the wastewater collecting tank 2, and the bottom surface of the communicating groove 22 and the upper surface of the filter screen 21 are located on the same horizontal plane. The waste water collecting tank 2 is hinged with a cover plate 221 at the position close to the communication groove 22, and the cover plate 221 can cover the longitudinal section of the communication groove 22. The waste water collecting tank 2 is provided with a collecting cavity 23 corresponding to the bottom of the communicating groove 22, and the communicating groove 22 is communicated with the collecting cavity 23. The waste water collecting tank 2 is connected with a scraping plate 24 which slides along the width direction of the waste water collecting tank 2 in a sliding mode, the scraping plate 24 is connected with a threaded rod 241, and the threaded rod 241 is arranged along the width direction of the waste water collecting tank 2. A base plate 246 is fixedly connected to one end of the threaded rod 241 close to the scraper 24, a gap 2461 is left between the base plate 246 and the filter screen 21, the top of the scraper 24 is hinged to the top of the base plate 246, and when the scraper 24 abuts against the base plate 246, the scraper 24 abuts against the upper surface of the filter screen 21. The threaded rod 241 is in threaded connection with a threaded sleeve 242, the threaded sleeve 242 is rotatably connected to the wastewater collection tank 2, the wastewater collection tank 2 is fixedly connected with a driving motor 245 at a position corresponding to the threaded rod 241, an output shaft of the driving motor 245 is fixedly connected with a driving gear 244, a driven gear 243 is fixedly connected to the outside of the threaded sleeve 242, and the driving gear 244 is meshed with the driving gear 244. The driving motor 245 drives the driving gear 244 to rotate, the driving gear 244 drives the driven gear 243 to rotate, the driven gear 243 drives the threaded sleeve 242 to rotate, and the threaded sleeve 242 drives the threaded rod 241 to move along the width direction of the wastewater collection tank 2, so as to drive the scraper 24 to move. The scraper 24 is able to push the solid waste into the collection chamber 23. When the scraper 24 moves towards the direction close to the communicating groove 22, the scraper 24 can be tightly attached to the base plate 246, so that the scraper 24 can push the solid waste, and when the scraper 24 moves towards the direction far from the communicating groove 22, if the filter screen 21 has the solid waste, the scraper 24 can be driven by the solid waste to tilt, so that the scraper 24 is prevented from moving the solid waste towards the direction far from the communicating groove 22.
As shown in fig. 4, the leaching groove 231 has been seted up to waste water collecting pit 2 below corresponding collection chamber 23, the leaching chamber 232 has been seted up to waste water collecting pit 2 below corresponding leaching groove 231, leaching groove 231 communicates collection chamber 23 and leaching chamber 232, waste water collecting pit 2 corresponds leaching chamber 232 bottom position department fixedly connected with drinking-water pipe 233, drinking-water pipe 233 communicates leaching chamber 232, the drinking-water pipe 233 other end stretches out from waste water collecting pit 2 tops, drinking-water pipe 233 fixedly connected with suction pump 234. Waste water collecting pit 2 has been close to 23 positions of collecting chamber and has been seted up and has been got material mouth 26, and waste water collecting pit 2 corresponds and gets material 26 positions and locate to rotate and be connected with and get material door 261, gets material door 261 and can cover and get material mouth 26. Personnel can remove the solid waste in collection chamber 23 by opening the material removal door 261. The solid waste in the collection chamber 23 will have some moisture which will flow through the draining tank 231 to the draining chamber 232, so that the solid waste collected by the staff is as dry as possible for subsequent use.
As shown in fig. 4 and 6, a position of the wastewater collection tank 2 corresponding to the inside of the collection chamber 23 is slidably connected with a squeezing plate 235, the squeezing plate 235 slides along the width direction of the collection chamber 23 and the squeezing plate 235 covers the longitudinal section of the collection chamber 23, a position of the wastewater collection tank 2 close to the collection chamber 23 is fixedly connected with a cylinder body of a hydraulic cylinder 236, a piston rod of the hydraulic cylinder 236 is arranged along the width direction of the collection chamber 23, and a piston rod of the hydraulic cylinder 236 is fixedly connected to the squeezing plate 235. The hydraulic cylinder 236 drives the extrusion plate 235 to move, the extrusion plate 235 can extrude the solid waste in the collection cavity 23, and the moisture in the solid waste is extruded out, so that the solid waste collected by the staff is dried as much as possible.
As shown in fig. 4, an electric heating plate 237 is fixedly connected to the waste water collecting tank 2 at a position corresponding to the collecting chamber 23. The electric heating plate 237 can heat the space inside the collection chamber 23 to dry the solid waste, and when the worker needs the dried solid waste immediately, the electric heating plate 237 can be started to accelerate the drying speed of the solid waste.
As shown in fig. 7, the mixing plant further includes a recycling control system 3, and the recycling control system 3 includes a recycling start module 31, a wastewater detection module 32, a proportioning calculation module 33, a cement proportioning module 34, a water proportioning module 35, a timing material pushing module 36, and a water pumping control module 37. The recovery starting module 31 receives the input starting instruction, controls the recovery pump 2511 to work after the recovery starting module 31 receives the starting instruction, and transmits an instruction signal to the wastewater detection module 32. Waste water detection module 32 includes silt content detector 322 and first level sensor 321 (refer to fig. 3) that set up in middle box 25, silt content detector 322 detects the silt concentration of waste water in middle box 25, and first level sensor 321 detects the water level value of waste water in middle box 25, and waste water detection module 32 calculates the waste water volume in middle box 25 according to the water level value, begins to detect and gives ratio calculation module 33 with the silt concentration and the waste water volume that obtain after waste water detection module 32 receives instruction signal.
As shown in fig. 7, the proportioning calculation module 33 calculates the actual sediment content and the actual water volume according to the received sediment concentration and the wastewater volume, the proportioning calculation module 33 stores a mud-water mixing ratio, calculates the required proportioning cement amount and the required proportioning water amount according to the actual sediment content, the actual water volume and the mud-water mixing ratio, and the proportioning calculation module 33 transmits the required proportioning cement amount to the cement proportioning module 34 and transmits the required proportioning water amount to the water proportioning module 35. The cement proportioning module 34 controls the cement conveyor 12 to convey cement to the stirring tank 11 according to the required proportioning cement amount. The water proportioning module 35 controls the water inlet pump 132 to pump water to the agitator tank 11 according to the amount of water required to be proportioned.
As shown in fig. 7, the timing material pushing module 36 controls the driving motor 245 to rotate forward until the scraping plate 24 extends into the communicating groove 22, then controls the driving motor 245 to rotate backward for the same time, counts time after the end of the process, and repeatedly controls the driving motor 245 to rotate forward and backward again after the counted time reaches the set time. The recovery control system 3 can automatically control the scraper 24 to move, and the labor cost is further reduced.
As shown in fig. 4 and 7, the water pumping control module 37 includes a second water level sensor 371 fixedly connected to the inside of the drainage cavity 232 corresponding to the wastewater collection tank 2, the second water level sensor 371 detects the wastewater water level value inside the drainage cavity 232, the water pumping control module 37 compares the wastewater water level value with a preset contrast value, and when the wastewater water level value exceeds the preset contrast value, the water pumping control module 37 controls the water pump 234 to operate.
The concrete mixing plant of this application embodiment cyclic utilization of abandonment resource's implementation principle does: when the scraper 24 moves towards the direction close to the communicating groove 22, the scraper 24 can be tightly attached to the base plate 246, so that the scraper 24 can push the solid waste, and when the scraper 24 moves towards the direction far from the communicating groove 22, if the filter screen 21 has the solid waste, the scraper 24 can be driven by the solid waste to tilt, so that the scraper 24 is prevented from moving the solid waste towards the direction far from the communicating groove 22.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. The utility model provides a waste resources cyclic utilization's concrete mixing plant, including main support (1), agitator tank (11) of fixed connection on main support (1), water tank (13) of fixed connection on main support (1) and connect cement conveyer (12) on main support (1), water tank (13) fixedly connected with inlet tube (131), inlet tube (131) other end fixed connection is on agitator tank (11), inlet tube (131) fixedly connected with intake pump (132), cement conveyer (12) one end is connected with agitator tank (11) top, its characterized in that: the device also comprises a wastewater collection tank (2) and a recovery control system (3);
a discharge hole (111) is formed in the bottom of the stirring tank (11), a blanking electromagnetic valve (112) is fixedly connected to the position, corresponding to the bottom, of the stirring tank (11), a waste water pipe (14) is connected to the position, close to the discharge hole (111), of the main support (1), the other end of the waste water pipe (14) is fixedly connected to the waste water collecting pool (2), the waste water pipe (14) is communicated with the interior of the waste water collecting pool (2), and the main support (1) is connected with a moving assembly (15) for moving the waste water pipe (14) to be communicated with the discharge hole (111) of the stirring tank (11);
a filter screen (21) is fixedly connected in the wastewater collection tank (2), the filter screen (21) is horizontally arranged, a communicating groove (22) is formed in the position, close to the filter screen (21), of the wastewater collection tank (2), the communicating groove (22) is arranged in the width direction of the wastewater collection tank (2), the bottom surface of the communicating groove (22) and the upper surface of the filter screen (21) are located on the same horizontal plane, a scraper (24) which slides in the width direction of the wastewater collection tank (2) is connected to the wastewater collection tank (2) in a sliding mode, and a collection cavity (23) is formed in the position, corresponding to the bottom of the communicating groove (22), of the wastewater collection tank (2);
a recovery pipe (251) is fixedly connected to the wastewater collection tank (2), an intermediate tank (25) is fixedly connected to the other end of the recovery pipe (251), the recovery pipe (251) is communicated with the interior of the wastewater collection tank (2) and the interior of the intermediate tank (25), a recovery pump (2511) is fixedly connected to the recovery pipe (251), a return water pipe (252) is fixedly connected to the intermediate tank (25), the other end of the return water pipe (252) is fixedly connected to the stirring tank (11), and a return water pump (2521) is fixedly connected to the return water pipe (252);
the recovery control system (3) comprises a recovery starting module (31), a wastewater detection module (32), a proportioning calculation module (33), a cement proportioning module (34) and a water proportioning module (35);
the recovery starting module (31) receives an input starting instruction, controls the recovery pump (2511) to work after the recovery starting module (31) receives the starting instruction, and transmits an instruction signal to the wastewater detection module (32);
the wastewater detection module (32) comprises a silt content detector (322) and a first water level sensor (321) which are arranged in the middle box body (25), the silt content detector (322) detects the silt concentration of wastewater in the middle box body (25), the first water level sensor (321) detects the water level value of the wastewater in the middle box body (25), the wastewater detection module (32) calculates the volume of the wastewater in the middle box body (25) according to the water level value, and after receiving an instruction signal, the wastewater detection module (32) starts to detect and transmits the obtained silt concentration and the obtained volume of the wastewater to the proportion calculation module (33);
the proportioning calculation module (33) calculates the actual sediment content and the actual water volume according to the received sediment concentration and the received wastewater volume, the proportioning calculation module (33) stores a mud-water mixing proportion, the required proportioning cement quantity and the required proportioning water quantity are calculated according to the actual sediment content, the actual water volume and the mud-water mixing proportion, the proportioning calculation module (33) transmits the required proportioning cement quantity to the cement proportioning module (34), and transmits the required proportioning water quantity to the water proportioning module (35);
the cement proportioning module (34) controls the cement conveyor (12) to convey cement to the stirring tank (11) according to the required proportioning cement amount;
the water proportioning module (35) comprises a flow meter (351) fixedly connected to the water inlet pipe (131), and the water proportioning module (35) controls the water inlet pump (132) to pump water to the stirring tank (11) according to the required proportioning water quantity.
2. The waste resource recycling concrete mixing plant according to claim 1, characterized in that: scraper blade (24) are connected with threaded rod (241), threaded rod (241) set up along the width direction of waste water collecting tank (2), threaded connection has thread bush (242) on threaded rod (241), thread bush (242) rotate to be connected on waste water collecting tank (2), waste water collecting tank (2) correspond threaded rod (241) position department fixedly connected with driving motor (245), the output shaft fixedly connected with driving gear (244) of driving motor (245), the outer fixedly connected with driven gear (243) of thread bush (242), driven gear (243) mesh in driving gear (244).
3. The waste resource recycling concrete mixing plant according to claim 2, characterized in that: the recycling control system (3) further comprises a timing material pushing module (36), the timing material pushing module (36) controls the driving motor (245) to rotate forwards until the scraping plate (24) extends into the communicating groove (22), then controls the driving motor (245) to rotate reversely for the same time, timing is carried out after the timing is finished, and the driving motor (245) is controlled to rotate forwards and backwards repeatedly after the timing reaches the set time.
4. The waste resource recycling concrete mixing plant according to claim 2, characterized in that: one end of the threaded rod (241) close to the scraper (24) is fixedly connected with a base plate (246), a gap (2461) is reserved between the base plate (246) and the filter screen (21), the top of the scraper (24) is hinged with the top of the base plate (246), and when the scraper (24) abuts against the base plate (246), the scraper (24) abuts against the upper surface of the filter screen (21).
5. The waste resource recycling concrete mixing plant according to claim 1, characterized in that: waste water collecting pit (2) correspond and collect chamber (23) below and seted up waterlogging caused by excessive rainfall groove (231), waterlogging caused by excessive rainfall chamber (232) have been seted up to waste water collecting pit (2) correspondence waterlogging caused by excessive rainfall groove (231) below, waterlogging caused by excessive rainfall groove (231) intercommunication is collected chamber (23) and waterlogging caused by excessive rainfall chamber (232), waste water collecting pit (2) correspond waterlogging caused by excessive rainfall chamber (232) bottom position department fixedly connected with drinking-water pipe (233), drinking-water pipe (233) intercommunication waterlogging caused by excessive rainfall chamber (232), the drinking-water pipe (233) other end is stretched out from waste water collecting pit (2) top, drinking-water pipe (233) fixedly connected with suction pump (234).
6. The waste resource recycling concrete mixing plant according to claim 5, characterized in that: waste water collecting tank (2) correspond collecting chamber (23) inside position department sliding connection have stripper plate (235), stripper plate (235) slide and stripper plate (235) cover collecting chamber (23) longitudinal section along collecting chamber (23) width direction, waste water collecting tank (2) are close to the cylinder body of collecting chamber (23) position department fixedly connected with pneumatic cylinder (236), the width direction setting of collecting chamber (23) is followed to the piston rod of pneumatic cylinder (236), the piston rod fixed connection of pneumatic cylinder (236) is on stripper plate (235).
7. The waste resource recycling concrete mixing plant according to claim 6, characterized in that: waste water collecting pit (2) are close to collecting chamber (23) position department and have seted up material taking mouth (26), and waste water collecting pit (2) correspond material taking mouth (26) position department and rotate and be connected with and get material door (261), get material door (261) and can cover material taking mouth (26).
8. The waste resource recycling concrete mixing plant according to claim 6, characterized in that: an electric heating plate (237) is fixedly connected to the position of the wastewater collection pool (2) corresponding to the collection cavity (23).
9. The waste resource recycling concrete mixing plant according to claim 5, characterized in that: retrieve control system (3) and still include control module (37) that draws water, control module (37) that draws water includes that fixed connection corresponds second level sensor (371) of waterlogging caused by excessive rainfall chamber (232) internal position department in waste water collecting pit (2), and second level sensor (371) detect the inside waste water level value in waterlogging caused by excessive rainfall chamber (232), and control module (37) that draws water compares waste water level value with predetermineeing contrast value, and when waste water level value exceeded predetermineeing contrast value, draw water control module (37) control suction pump (234) work.
10. The waste resource recycling concrete mixing plant according to claim 1, characterized in that: remove subassembly (15) including rotation motor (151) of fixed connection on main support (1), the vertical setting of output shaft of rotation motor (151), the output shaft fixedly connected with linking bridge (152) of rotation motor (151), waste pipe (14) fixed connection is on linking bridge (152), rotate motor (151) and can remove waste pipe (14) to discharge gate (111) intercommunication with agitator tank (11).
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| JP5019147B2 (en) * | 2004-10-26 | 2012-09-05 | 崇幸 野村 | How to use washing wastewater from ready-mixed concrete equipment |
| KR200440737Y1 (en) * | 2007-03-16 | 2008-06-30 | (주)대전산업건기 | Plant for recycling of waste asphalt concrete or waste concrete with agitation hopper |
| CN105599147A (en) * | 2014-11-22 | 2016-05-25 | 广州市盛恒工程机械有限公司 | Concrete sand and stone sewage recycling system |
| CN208179937U (en) * | 2018-04-18 | 2018-12-04 | 宜昌泰和建筑工程有限公司 | A kind of sand material recyclable device for concrete production |
| CN209791076U (en) * | 2019-04-04 | 2019-12-17 | 杭州鹏程混凝土有限公司 | Concrete production wastewater circulating device |
| CN110713273B (en) * | 2019-10-11 | 2022-07-15 | 平湖市开元混凝土有限公司 | Categorised recovery unit of trucd mixer washing water |
| CN211334017U (en) * | 2019-10-31 | 2020-08-25 | 广东盛瑞科技股份有限公司 | Concrete mixing plant |
| CN210999412U (en) * | 2019-11-07 | 2020-07-14 | 湖北宇辰集成房屋有限公司 | Recycling device for residual cement of cement mixer |
| CN211333986U (en) * | 2019-11-19 | 2020-08-25 | 王有负 | Concrete slurry recovery system |
| CN111251456A (en) * | 2020-01-20 | 2020-06-09 | 江西森浦科技有限公司 | Concrete waste slurry recycling system |
| CN211616118U (en) * | 2020-03-02 | 2020-10-02 | 济南圣科保温工程有限公司 | Mixing device for mortar |
| CN212236179U (en) * | 2020-04-30 | 2020-12-29 | 深圳市天地东建混凝土有限公司 | Energy-saving stirring machine |
| CN111592129A (en) * | 2020-05-25 | 2020-08-28 | 青岛信达商砼有限公司 | Concrete mixing plant water circulation method and system |
| CN111660432A (en) * | 2020-06-03 | 2020-09-15 | 合肥学院 | Waste slurry recycling process for pushing mixing plant |
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