CN214233135U

CN214233135U - Circulating water system for concrete

Info

Publication number: CN214233135U
Application number: CN202022070704.XU
Authority: CN
Inventors: 彭齐发; 段忠书
Original assignee: Wuhan Changhua Huixin Building Materials Co ltd
Current assignee: Wuhan Changhua Huixin Building Materials Co ltd
Priority date: 2020-09-19
Filing date: 2020-09-19
Publication date: 2021-09-21
Anticipated expiration: 2030-09-19

Abstract

The utility model relates to a circulating water system for concrete relates to the field of concrete production, and it includes waste water collecting tank, the grit cleaning device who is used for handling the grit, is used for filtering the grit cleaning device and the silt cleaning device of grit, silt cleaning device goes out the water end and is connected with the circulation pond, grit cleaning device includes the grit separator and is used for depositing the grit pond of jumbo size grit, the sand outlet of grit separator map in the grit pond, waste water collecting tank is provided with and is located the pipeline of grit separator top, the delivery port below of grit separator is provided with the first pond of depositing that is used for depositing waste water. This application has and thoroughly filters waste water, promotes waste water utilization efficiency, improves concrete production quality.

Description

Circulating water system for concrete

Technical Field

The application relates to the field of concrete production, in particular to a circulating water system for concrete.

Background

At present, a concrete mixing plant often refers to a mixing plant body and a peripheral plant area thereof, and the concrete mixing plant is internally provided with equipment such as a stock bin, a car washing room, a dust falling device and the like besides the mixing plant body, wherein a plurality of equipment all need water and can generate equivalent waste water. The waste water produced by the concrete mixing plant usually contains only silt and is rarely mixed with other impurities, so that the waste water can be recycled by a plurality of mixing plants to be used as water added during concrete mixing.

The prior Chinese patent with the patent application number of CN201711204070.9 provides a concrete production system. This concrete production system, including collecting the waste water reclamation pond of wasing concrete mixer truck waste water, the waste water reclamation pond is connected with automatic water feeder, automatic water feeder is used for wasing the internal wall of concrete mixer truck jar, and waste water after the washing gets into the catch basin, the catch basin is connected with sand and stone separator, and waste water is handled the back through sand and stone separator, and the sand of separating out, stone get into the production processes, and the waste water after the separation gets into the waste water reclamation pond, partly entering measuring pump completion concrete production processes of water in the waste water reclamation pond, another part gets into washing terminals and washes the internal wall of mixer truck jar.

In view of the above-mentioned related technologies, the inventor believes that a large amount of small-sized sand, etc. still exist in the wastewater separated only by the sand-stone separator, which greatly reduces the wastewater recycling efficiency and even affects the concrete production quality if the wastewater is used in the concrete production process.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem of water cyclic utilization efficiency, this application provides a circulating water system for concrete.

The application provides a circulating water system for concrete adopts following technical scheme:

the utility model provides a circulating water system for concrete, includes waste water collecting tank, the grit cleaning device who is used for handling the grit, is used for filtering the grit cleaning device and the silt cleaning device of grit, silt cleaning device goes out the water end and is connected with the circulation pond, grit cleaning device includes the grit separator and is used for depositing the grit pond of jumbo size grit, the vertical projection of sand outlet of grit separator is located in the grit pond, waste water collecting tank is provided with and is located the pipeline of grit separator top, the delivery port below of grit separator is provided with the first pond of depositing that is used for depositing waste water.

Through adopting above-mentioned technical scheme, the waste water collecting pit is used for depositing the waste water of mixing plant, waste water flows to the grit separator in from the pipeline, grit cleaning device carries out the first time to waste water and filters the clearance, waste water after the first filtration enters into first storage tank, grit cleaning device is arranged in filtering the waste water large-size grit, grit cleaning device is arranged in filtering the clearance to small-size grit, silt cleaning device is arranged in precipitating the clearance to mud in the waste water, the waste water that has cleared up through silt cleaning device flows to the circulation tank in, the very big part of impurity in the waste water is cleared up, promote the utilization effect of waste water greatly, has the concrete production quality of promotion mixing plant.

Optionally, grit cleaning device include with the conveyer belt that the transmission of first storage pool set up, a plurality of with the filter hopper that conveyer belt fixed surface is connected and be used for depositing the grit pond of small-size grit, the conveyer belt sets up for the slope, the conveyer belt bottom is located in the first storage pool, the vertical projection in conveyer belt top is located in the grit pond.

Through adopting above-mentioned technical scheme, along with the conveyer belt rotates, the filter hopper is transported waste water from first depositing the pond upwards, and in the filter effect of filter hopper, grit stayed the filter hopper, waste water flowed down from the filter hopper, accomplished the secondary filter to waste water.

Optionally, the first storage pool is fixedly connected with a first motor, a drive roller fixedly connected with an output end of the first motor, and a driven roller rotatably connected with the first storage pool, and the drive roller and the driven roller are sleeved with the conveyor belt.

Through adopting above-mentioned technical scheme, first motor drive roll rotates, and under the frictional force effect of driven voller and conveyer belt, the conveyer belt drives the filter hopper and moves together.

Optionally, the cross section of the filter hopper is trapezoidal and is arranged vertically, the upper end face of the filter hopper is arranged in an opening, and the side face of the filter hopper is fixedly connected with the surface of the conveyor belt.

Through adopting above-mentioned technical scheme, when the filter hopper moved to first storage pool, the filter hopper of being convenient for carried waste water and transported up, and when the filter hopper followed the conveyer belt and moved to the bottom surface, the grit dropped to the grit pond in the filter hopper.

Optionally, silt cleaning device include the second deposit the pond and with be used for carrying the screw conveyer of silt, first deposit the pond through pumping device with the second is deposited the pond and is connected.

Optionally, screw conveyer include with the second deposit pond fixed connection's casing, with the casing rotates hob and the drive that sets up hob pivoted second motor, the second motor with casing fixed connection, the casing upper surface is the opening setting, the casing sets up for the slope, the chassis bottom is located in the second deposit pond, the bottom surface of casing upper end is provided with the discharge gate, the vertical projection of discharge gate is located in the grit pond, the second deposit pond passes through pumping device is connected with the irrigation canals and ditches, the irrigation canals and ditches with the circulation pond is connected.

Through adopting above-mentioned technical scheme, take out to the second and deposit the pond when waste water, silt is carried upwards through the transport effect of hob after depositing in the second is deposited the pond, and silt drops to the second from the discharge gate and deposits in the pond.

Optionally, the circulation tank is connected with a dilution device, the dilution device comprises a dilution barrel and a stirring device installed in the dilution barrel, the dilution barrel is provided with a water outlet, the water outlet is connected with a dilution tank connected with the stirring station, and the dilution tank is connected with the stirring station through a water pumping device.

Through adopting above-mentioned technical scheme, waste water is taken out to diluting the bucket in through pumping device, and the clear water and the waste water of diluting the bucket are stirred through agitating unit and are diluted, take and dilute the completion back, flow to diluting the pond in from the delivery port.

Optionally, the water pumping device comprises a water inlet pipe, a water pump connected with the water inlet pipe, and a water outlet pipe connected with the water pump.

Through adopting above-mentioned technical scheme, accomplish the transport to water through water pump, inlet tube and outlet pipe.

Optionally, the stirring device includes a stirring shaft rotatably disposed with the dilution barrel, a plurality of stirring blades fixedly connected with the stirring shaft, and a third motor for driving the stirring shaft to rotate.

Through adopting above-mentioned technical scheme, waste water in the circulating bath is taken out to diluting the bucket by water pump and inlet tube in, and adds the rotation of third motor control (mixing) shaft towards diluting in the bucket, and the (mixing) shaft drives the stirring leaf and mixes waste water and clear water, accomplishes the dilution effect to waste water.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the wastewater in the wastewater collection pool flows into the sand-stone separator through a pipeline, large-size sand falls into the sand-stone pool from a sand outlet for sand-stone separation, and the wastewater filtered for the first time flows to the first storage pool from a water outlet of the sand-stone separator;

2. the conveyor belt rotates and carries small-sized sand stones to fall into the sand stone pool through the filter hopper; the sand is pumped into a second storage tank through a water pump, a water inlet pipe and a water outlet pipe, a second motor drives a screw rod to rotate and convey silt to a discharge port, and the silt falls into a sand and stone tank from the discharge port;

3. and the wastewater after the third filtration is pumped into the ditch, the wastewater flows into the circulating pool through the ditch, the wastewater in the circulating pool is pumped into the diluting bucket, and the wastewater is stirred by the stirring blade, so that the diluting effect on the wastewater is completed.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a top view of an embodiment of the present application;

FIG. 3 is a schematic view of a conveyor belt, a hopper, a drive roller, and a driven roller in an embodiment of the present application;

fig. 4 is a schematic view of a screw conveyor in an embodiment of the present application.

Reference numerals: 1. a wastewater collection tank; 2. a grit cleaning device; 3. a sand cleaning device; 4. a silt cleaning device; 5. a circulation tank; 6. a gravel pool; 7. a pipeline; 8. a first storage tank; 9. a conveyor belt; 10. a filter hopper; 11. a sand-stone pool; 12. a first motor; 13. a drive roll; 14. a driven roller; 15. a second storage tank; 16. a housing; 17. a screw rod; 18. a second motor; 19. a discharge port; 20. a trench; 21. a dilution device; 22. a dilution barrel; 23. a water outlet; 24. a dilution tank; 25. a water inlet pipe; 26. a water pump; 27. a water outlet pipe; 28. a stirring shaft; 29. stirring blades; 30. a third motor.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses circulating water system for concrete. Referring to fig. 1 and 2, a circulating water system for concrete includes waste water collecting tank 1, a grit cleaning device 2 for handling the grit, a grit cleaning device 3 and a silt cleaning device 4 for filtering the grit, waste water collecting tank 1 is used for depositing the waste water at the churning station, grit cleaning device 2 is arranged in filtering the big size grit in the waste water, grit cleaning device 3 is arranged in filtering the clearance of small size grit, silt cleaning device 4 is arranged in precipitating the clearance to mud in the waste water.

Referring to fig. 1 and 2, grit cleaning device 2 includes sand-stone separator and is used for depositing the grit pond 6 of jumbo size grit, waste water collecting pool 1 is provided with pipeline 7 that is located the sand-stone separator top, sand-stone separator is used for screening water and grit, waste water flows to the sand-stone separator in from pipeline 7, sand outlet of sand-stone separator is located the top of grit pond 6 and maps in grit pond 6, the delivery port 23 below of sand-stone separation is provided with the first pond 8 of depositing that is used for depositing waste water, the jumbo size grit drops to in the grit pond 6, accomplish the cleaning operation to jumbo size grit in the waste water.

Referring to fig. 1 and 3, the wastewater after the first filtering and cleaning flows into the first storage pool 8, the sand and stone cleaning device 3 comprises a conveyor belt 9 arranged in a transmission manner with the first storage pool 8, a plurality of filter hoppers 10 fixedly connected with the surface of the conveyor belt 9 and a sand and stone pool 11 for storing small-size sand and stone, the first storage pool 8 is fixedly connected with a first motor 12, a drive roller 13 fixedly connected with the output end of the first motor 12 and a driven roller 14 rotatably connected with the first storage pool 8, the drive roller 13 is rotatably connected with the first storage pool 8, and the conveyor belt 9 is sleeved outside the drive roller 13 and the driven roller 14.

Filter hopper 10 sets up to trapezoidal and for vertical setting along the cross-section on perpendicular to conveyer belt 9 surface, and filter hopper 10 top is the opening setting, and filter hopper 10 outer wall is provided with a plurality of filtration pores, and the side and the conveyer belt 9 fixed surface of filter hopper 10 are connected, and conveyer belt 9 sets up for the slope, and the bottom of conveyer belt 9 is located

first storage tank

8, and 9 tops of conveyer belt map in grit pond 11.

First motor 12 drive roll 13 rotates, under the frictional force effect of driven voller 14 and conveyer belt 9, conveyer belt 9 drives filter hopper 10 and moves together, when filter hopper 10 moves to conveyer belt 9 least significant end, filter hopper 10 moves to first depositing in the pond 8, waste water in the first depositing pond 8 is followed conveyer belt 9 and is moved towards the top together, in this process, grit in the waste water still exists in filter hopper 10, when carrying the bottom surface of filter hopper 10 motion to conveyer belt 9 along with conveyer belt 9, grit in the filter hopper 10 drops to grit pond 11 in, accomplish the secondary grit filtering operation to waste water.

Referring to fig. 1 and 4, the silt cleaning apparatus 4 includes a second storage tank 15 and a screw conveyor for conveying silt, the first storage tank 8 is connected to the second storage tank 15 through a water pumping device, the water pumping device includes a water inlet pipe 25, a water pump 26 connected to the water inlet pipe 25, and a water outlet pipe 27 connected to the water pump 26, the water inlet pipe 25 is inserted into the first storage tank 8, and the wastewater in the first storage tank 8 is pumped into the second storage tank 15 under the action of the water pump 26.

The spiral conveyor comprises a machine shell 16 fixedly connected with the second storage pool 15, a spiral rod 17 rotatably connected with the machine shell 16 and a second motor 18 driving the spiral rod 17 to rotate, the second motor 18 is fixedly connected with the machine shell 16, the upper side surface of the machine shell 16 is provided with an opening, the machine shell 16 is obliquely arranged, the bottom of the machine shell 16 is positioned in the second storage pool 15, the bottom surface of the upper end of the machine shell 16 is provided with a discharge hole 19, and the discharge hole 19 is mapped in the gravel pool 11; when the waste water is pumped into the second storage tank 15, the silt is upwards conveyed under the conveying action of the screw rod 17 after being precipitated in the second storage tank 15, and the silt falls into the second storage tank 15 from the discharge port 19.

Referring to fig. 1 and 2, the second storage tank 15 is also connected to a ditch 20 through the above-mentioned pumping device, the ditch 20 is connected to the circulation tank 5, the waste water from which silt is removed in the second storage tank 15 is pumped into the ditch 20 through a water pump 26 and a water outlet pipe 27, the waste water flows into the circulation tank 5 through the ditch 20, the circulation tank 5 is connected to a dilution device 21, and the dilution device 21 is used for diluting the waste water by stirring the waste water with clean water, and simultaneously controlling the proportion of the waste water to be 5%; the dilution unit 21 includes a dilution barrel 22 and an agitation unit installed in the dilution barrel 22.

The stirring device comprises a stirring shaft 28 which is rotatably arranged with the dilution barrel 22, a plurality of stirring blades 29 which are fixedly connected with the stirring shaft 28, and a third motor 30 which drives the stirring shaft 28 to rotate, wherein the third motor 30 is fixedly connected with the dilution barrel 22; similarly, the wastewater in the circulation tank 5 is pumped into the dilution barrel 22 by the water pump 26 and the water inlet pipe 25, the third motor 30 is added towards the dilution barrel 22 to control the rotation of the stirring shaft 28, and the stirring shaft 28 drives the stirring blade 29 to mix the wastewater and the clear water, so that the wastewater dilution effect is completed; the dilution barrel 22 is provided with a water outlet 23, a valve is arranged at the water outlet 23, the valve is opened, the wastewater in the dilution barrel 22 flows into the dilution tank 24, and the water in the dilution tank 24 is still pumped into a water outlet pipe 27 connected with the stirring station through a water inlet pipe 25 and a water pump 26, so that the recycling effect of the wastewater is achieved.

The implementation principle of a circulating water system for concrete in the embodiment of the application is as follows: the wastewater in the wastewater collection pool 1 flows into a sand-gravel separator through a pipeline 7, large-size sand falls into a sand-gravel pool 6 from a sand outlet for sand-gravel separation, and the wastewater filtered for the first time flows into a first storage pool 8 from a water outlet 23 of the sand-gravel separator; under the action of the driving roller 13 and the driven roller 14, the conveyor belt 9 rotates and carries small-sized sand through the filter hopper 10 to fall into the sand pool 11; at the moment, the silt is pumped into the second storage pool 15 through the water pump 26, the water inlet pipe 25 and the water outlet pipe 27, the screw rod 17 is driven by the second motor 18 to rotate and convey the silt to the discharge port 19, and the silt falls into the gravel pool 11 from the discharge port 19; pumping the wastewater after the third filtration into a ditch 20, enabling the wastewater to flow into a circulating pool 5 through the ditch 20, pumping the wastewater in the circulating pool 5 into a diluting bucket 22, and stirring the wastewater through a stirring blade 29 to finish the diluting effect on the wastewater; the diluted water in the dilution barrel 22 flows into the dilution pool 24 and is pumped into the stirring station through a water pump 26 and a water inlet pipe 25.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A circulating water system for concrete is characterized in that: including waste water collection pond (1), grit cleaning device (2) for handling the grit, grit cleaning device (3) and silt cleaning device (4) for filtering the grit, silt cleaning device (4) play water end is connected with circulation pond (5), grit cleaning device (2) include the grit separator and are used for depositing grit pond (6) of jumbo size grit, the vertical projection of sand outlet of grit separator is located in grit pond (6), waste water collection pond (1) is provided with and is located pipeline (7) of grit separator top, delivery port (23) below of grit separator is provided with first deposit pond (8) that are used for depositing waste water.

2. A circulating water system for concrete according to claim 1, wherein: grit cleaning device (3) include with conveyer belt (9), a plurality of and that first deposit pond (8) transmission set up with filter hopper (10) that conveyer belt (9) fixed surface is connected and be used for depositing grit pond (11) of small-size grit, conveyer belt (9) set up for the slope, conveyer belt (9) bottom is located in first deposit pond (8), the vertical projection in conveyer belt (9) top is located in grit pond (11).

3. A circulating water system for concrete according to claim 2, characterized in that: the first storage pool (8) is fixedly connected with a first motor (12), a driving roller (13) fixedly connected with the output end of the first motor (12) and a driven roller (14) rotatably connected with the first storage pool (8), and the driving roller (13) and the driven roller (14) are sleeved with the conveying belt (9).

4. A circulating water system for concrete according to claim 3, wherein: the cross section of the filter hopper (10) is trapezoidal and is arranged vertically, the upper end face of the filter hopper (10) is provided with an opening, and the side face of the filter hopper (10) is fixedly connected with the surface of the conveyor belt (9).

5. A circulating water system for concrete according to claim 4, wherein: silt cleaning device (4) deposit pond (15) and with the screw conveyer that is used for carrying silt including the second, first deposit pond (8) through pumping device with pond (15) are deposited to the second and are connected.

6. A circulating water system for concrete according to claim 5, wherein: screw conveyer include with pond (15) fixed connection's casing (16) is deposited to the second, with casing (16) rotates hob (17) and the drive that sets up and drive hob (17) pivoted second motor (18), second motor (18) with casing (16) fixed connection, casing (16) top surface is the opening setting, casing (16) set up for the slope, casing (16) bottom is located in pond (15) is deposited to the second, the bottom surface of casing (16) upper end is provided with discharge gate (19), discharge gate (19) vertical projection is located in grit pond (11), pond (15) are deposited to the second passes through pumping device is connected with irrigation canals and ditches (20), irrigation canals and ditches (20) with circulation pond (5) are connected.

7. A circulating water system for concrete according to claim 6, wherein: circulation pond (5) are connected with diluting device (21), diluting device (21) including dilute bucket (22) and install in agitating unit in dilute bucket (22), dilute bucket (22) are provided with delivery port (23), delivery port (23) are connected with dilute pond (24) of being connected with the stirring station, dilute pond (24) are passed through pumping device is connected with the stirring station.

8. A circulating water system for concrete according to claim 5, wherein: the water pumping device comprises a water inlet pipe (25), a water pump (26) connected with the water inlet pipe (25) and a water outlet pipe (27) connected with the water pump (26).

9. A circulating water system for concrete according to claim 7, wherein: the stirring device comprises a stirring shaft (28) rotatably arranged on the dilution barrel (22), a plurality of stirring blades (29) fixedly connected with the stirring shaft (28) and a third motor (30) for driving the stirring shaft (28) to rotate.