CN214060116U

CN214060116U - Concrete mixing plant effluent disposal system

Info

Publication number: CN214060116U
Application number: CN202023082214.8U
Authority: CN
Inventors: 邹杰; 陈平
Original assignee: Sichuan Tengxiang Building Materials Co ltd
Current assignee: Sichuan Tengxiang Building Materials Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-08-27
Anticipated expiration: 2030-12-18

Abstract

The utility model relates to a concrete mixing plant effluent disposal system belongs to the field of concrete mixing plant effluent disposal technique, and it is including being used for installing rainwater collection portion, cistern and the purification tank in the concrete mixing plant main part, rainwater collection portion is used for collecting the rainwater, rainwater collection portion is linked together with the purification tank, the purification tank is linked together with the cistern, it is provided with the subassembly that draws water still to communicate on the cistern, the subassembly that draws water is used for taking the water in the cistern out and delivers to in the concrete mixing plant main part. This application has the effect of being convenient for collect the utilization to rainwater resource.

Description

Concrete mixing plant effluent disposal system

Technical Field

The application relates to the field of concrete mixing plant wastewater treatment technology, in particular to a concrete mixing plant wastewater treatment system.

Background

The concrete mixing plant is a combined device for intensively mixing concrete, and is also called a concrete precast yard. Because of its high degree of mechanization and automation, it has high productivity, can ensure the quality of concrete and save cement, and is commonly used in large and medium-sized water conservancy projects, electric power projects, bridges and other projects with large concrete engineering quantity, long construction period and centralized construction sites.

At present, except a mixing plant body, a concrete mixing plant is usually provided with equipment such as a storage bin, a car washing room and a dust settling device, wherein a plurality of equipment need water, and meanwhile, a considerable amount of waste water can be generated. The waste water that the concrete mixing plant produced usually inside only contains silt, and other impurity of rare doping, consequently most mixing plants all can utilize waste water treatment system to carry out the sediment processing back with waste water, drop into production once more and use to realized the zero release of waste water, made the water resource obtain reasonable cyclic utilization.

In view of the above-mentioned related technologies, the inventor believes that a wastewater treatment system equipped in a common concrete mixing plant does not collect rainwater during raining, which causes a waste of water resources.

SUMMERY OF THE UTILITY MODEL

In order to collect the utilization to the rainwater resource for the convenience, this application provides a concrete mixing plant effluent disposal system.

The application provides a concrete mixing plant effluent disposal system adopts following technical scheme:

the utility model provides a concrete mixing plant effluent disposal system, is including being used for installing rainwater collection portion, cistern and the purification tank in the concrete mixing plant main part, rainwater collection portion is used for collecting the rainwater, rainwater collection portion is linked together with the purification tank, the purification tank is linked together with the cistern, it is provided with the subassembly that draws water still to feed through on the cistern, the subassembly that draws water is used for taking the water in the cistern out and delivers to in the concrete mixing plant main part.

By adopting the technical scheme, when raining, the rainwater collection part is used for collecting rainwater, the collected rainwater enters the purification tank, the purification tank is used for carrying out precipitation treatment on particles and gel which are difficult to settle in the rainwater, and then the purified relatively clean water is conveyed to the water storage tank for storage; when needs use, take out the water in the cistern to the concrete mixing plant main part in through the subassembly that draws water, and then put into production and use to reached the effect of rationally collecting the utilization to rainwater resource.

Optionally, still include the precipitation portion, the precipitation portion is used for carrying out the sedimentation to concrete mixing plant main part exhaust waste water, the precipitation portion includes one-level sedimentation tank, second grade sedimentation tank and tertiary sedimentation tank, the one-level sedimentation tank is used for carrying out the primary sedimentation to concrete mixing plant main part exhaust waste water, the one-level sedimentation tank is linked together through water pipe with the second grade sedimentation tank, the second grade sedimentation tank is linked together through the water pipe with the tertiary sedimentation tank, tertiary sedimentation tank is linked together through water pipe with the cistern.

By adopting the technical scheme, the concrete mixing plant main body discharges the produced wastewater into the primary sedimentation tank, after primary sedimentation in the primary sedimentation tank, the water after sedimentation treatment is subjected to multistage sedimentation through the secondary sedimentation tank and the tertiary sedimentation tank, and finally the cleaner water is conveyed into the water storage tank; when needs use, take out the water in the cistern to the concrete mixing plant main part in through the subassembly that draws water, and then put into production and use to realized the zero release of waste water to a certain extent, made the water resource obtain reasonable cyclic utilization.

Optionally, the rainwater collection portion is including collecting the fill, it is provided with in the fill to collect and filters piece, it is used for filtering the rainwater that gets into in the collection fill to filter piece, the bottom intercommunication of collecting the fill is provided with the outlet pipe, it communicates with the purification tank through the outlet pipe to collect the fill.

Through adopting above-mentioned technical scheme, utilize to filter and filter the rainwater that gets into in collecting the fill, carry out filtration treatment with thicker floater and suspended solid in the rainwater, and then carry out primary filtration, carry out secondary sedimentation in the purification tank through the outlet pipe with the rainwater after primary filtration again to the filter effect of rainwater has been improved.

Optionally, the filter element comprises a filter screen plate, and the filter screen plate is detachably arranged on the side wall of the collecting hopper.

By adopting the technical scheme, when the collection and filtration are needed, the filter screen plate is installed; when the thicker particles remained on the filter screen plate are more, the filter screen plate is detached, and then the impurities on the filter screen plate are cleaned, so that the effect of conveniently cleaning or replacing the filter screen plate is achieved.

Optionally, the collection is fought the relative spacing strip that is provided with on the both sides lateral wall in, still be provided with in the collection is fought and support the piece, it is used for supporting the filter plate tightly on spacing to support the piece.

By adopting the technical scheme, the filter screen plate is abutted against the limiting strip by the abutting piece, so that the filter screen plate is fixedly installed; when dismantling, the drive supports the piece and no longer supports tightly to filtering the otter board to dismantle filtering the otter board, thereby be convenient for maintain and change filtering the otter board.

Optionally, the abutting piece comprises an abutting block and a spring, the containing groove is formed in the side wall of the two sides of the collecting hopper close to the limiting strip and used for containing the abutting block and the spring, one end of the spring is connected with the inner wall of the containing groove, the other end of the spring is connected with the abutting block, the spring enables the abutting block to always have the trend of moving outwards towards the containing groove, the abutting block extends to the extending section outside the containing groove and abuts against the filtering screen plate on the limiting strip, the containing groove is internally provided with an anti-disengaging piece, and the anti-disengaging piece is used for preventing the abutting block from being completely moved out of the containing groove.

By adopting the technical scheme, when the filter screen plate is installed, a worker presses the abutting block into the containing groove tightly, the abutting block is accommodated into the containing groove by utilizing the retractility of the spring, the filter screen plate is placed on the limiting strip and is not pressed tightly, the abutting block moves outwards under the elastic action of the spring, and the extending section of the abutting block extending out of the containing groove abuts against the filter screen plate on the limiting strip, so that the installation of the filter screen plate is completed; when needs clear up, compress tightly to support tight piece and make to support tight piece and accomodate to the holding tank in, take out the filter plate and can clear up or change the filter plate.

Optionally, the anticreep piece includes anticreep piece and anticreep strip, the anticreep piece sets up in the notch department of holding tank and is located the both sides of supporting tight piece, the anticreep strip sets up the one end that is located the holding tank supporting tight piece.

Through adopting above-mentioned technical scheme, utilize the anticreep piece to anticreep strip block the effect for support tight piece and be in the holding tank all the time, thereby avoided to a certain extent to support tight piece and received the elastic action of spring and break away from behind the holding tank, can't support tight condition to filtering the otter board.

Optionally, the subassembly of drawing water includes suction pump and water service pipe, the suction pump sets up on the water service pipe, the one end and the cistern of water service pipe are linked together, the other end is linked together with the concrete mixing plant main part.

Through adopting above-mentioned technical scheme, start the suction pump and promote water pressure, carry the water in the cistern to the concrete mixing plant main part in through the water service pipe to reached and carried the comparatively convenient effect of water.

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

1. when raining, the rainwater collection part is used for collecting rainwater, the collected rainwater enters the purification tank, particles and gel which are difficult to settle in the rainwater are precipitated by the purification tank, and then the purified clean water is conveyed to the water storage tank for storage; when the rainwater collecting device needs to be used, water in the water storage tank is pumped into the concrete mixing plant main body through the water pumping assembly, and then the concrete mixing plant main body is put into production and use, so that the effect of reasonably collecting and utilizing rainwater resources is achieved;

2. the concrete mixing plant main body discharges the produced wastewater into a primary sedimentation tank, after primary sedimentation in the primary sedimentation tank, the water after sedimentation treatment is subjected to multistage sedimentation through a secondary sedimentation tank and a tertiary sedimentation tank, and finally the cleaner water is conveyed into a water storage tank; when the water-saving device is needed to be used, water in the water storage tank is pumped out to the concrete mixing plant main body through the water pumping assembly, and then the water-saving device is put into production and use, so that zero emission of waste water is realized to a certain extent, and water resources are reasonably recycled;

3. when the collection and filtration are needed, the filter screen plate is installed; when the thicker particles remained on the filter screen plate are more, the filter screen plate is detached, and then the impurities on the filter screen plate are cleaned, so that the effect of conveniently cleaning or replacing the filter screen plate is achieved.

Drawings

FIG. 1 is a schematic structural diagram of a waste water treatment system of a concrete mixing plant in an embodiment of the application.

Fig. 2 is a partial cross-sectional view of an embodiment of the present application, intended to show that the filter screen panels are removably arranged in the collection hopper.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Description of reference numerals: 1. a collecting hopper; 11. connecting columns; 12. a water outlet hole; 13. a water outlet pipe; 14. a limiting strip; 15. an abutting piece; 151. a spring; 152. a propping block; 16. accommodating grooves; 17. a drop-off prevention member; 171. an anti-drop block; 172. anti-drop strips; 2. a settling section; 21. a first-stage sedimentation tank; 22. a secondary sedimentation tank; 23. a third-stage sedimentation tank; 3. a reservoir; 4. a concrete mixing plant main body; 5. a purification tank; 6. a filter screen plate; 7. a water pumping assembly; 71. a water pump; 72. a water pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a concrete mixing plant effluent disposal system. Referring to fig. 1, a concrete mixing plant wastewater treatment system includes a rainwater collection portion, a precipitation portion 2, a purification tank 5 and a reservoir 3, the rainwater collection portion is used for collecting rainwater, and the precipitation portion 2 is used for precipitating the wastewater discharged from a concrete mixing plant main body 4.

Referring to fig. 1, 2, wherein, rainwater collection portion is for collecting fill 1, collect and fill 1 bottom welding and have four spliced poles 11, four spliced poles 11 all weld at the top of concrete mixing plant main part 4, apopore 12 has been seted up to the bottom of collecting fill 1, it is provided with outlet pipe 13 to be located apopore 12 department intercommunication on the collection fill 1, the one end of outlet pipe 13 is worn to establish behind apopore 12 and is located collection fill 1, outlet pipe 13's other end intercommunication is provided with purification tank 5, the outlet has been seted up on the lateral wall that purification tank 5 is close to the top, the outlet department intercommunication of purification tank 5 is provided with the water pipe, purification tank 5 is linked together through water pipe and cistern 3, one side that water purification tank 3 kept away from still communicates and is provided with subassembly 7 that draws water, subassembly 7 is used for taking out the water in the cistern 3 and sends.

Referring to fig. 1 and 2, a filtering member is arranged in the collecting hopper 1, and is used for filtering rainwater entering the collecting hopper 1; the filter element is a filter screen plate 6, the filter screen plate 6 comprises a filter screen and a sealing frame, the filter screen is fixed in the sealing frame through a bolt, and the filter screen plate 6 is detachably arranged on the side wall of the collecting hopper 1; because the rainwater contains thicker floaters and suspended solids such as leaves, peels and the like, the rainwater is intercepted by the filter screen on the filter screen plate 6, and then the filtered rainwater is conveyed into the purification tank 5 through the water outlet pipe 13 for secondary sedimentation treatment, thereby improving the filtering effect.

Referring to fig. 2 and 3, the filter screen 6 can be detachably disposed in the following embodiments: the collecting hopper 1 is internally provided with a propping piece 15, and the propping piece 15 is used for propping the filter screen plate 6 on the limiting strips 14; the abutting piece 15 comprises an abutting block 152 and a spring 151, accommodating grooves 16 are formed in the side walls of the two sides of the collecting hopper 1, which are close to the limiting strips 14, the accommodating grooves 16 are used for accommodating the abutting block 152 and the spring 151, one end of the spring 151 is welded on the inner wall of the accommodating groove 16, the other end of the spring 151 is welded on the abutting block 152, the spring 151 enables the abutting block 152 to always have a trend of moving towards the outside of the accommodating groove 16, the extending section of the abutting block 152 extending to the outside of the accommodating groove 16 abuts against the filter screen plate 6 on the limiting strips 14, an anti-falling piece 17 is further arranged in the accommodating groove 16, and the anti-falling piece 17 is used for preventing the abutting block 152 from completely moving out of the accommodating groove 16;

wherein, anticreep piece 17 includes anticreep piece 171 and anticreep strip 172, anticreep piece 171 sets up in the notch department of holding tank 16 and is located the both sides of supporting tight piece 152, anticreep piece 171 sets up to the integral type with the lateral wall of collecting bucket 1, anticreep strip 172 sets up the one end that is located holding tank 16 supporting tight piece 152, and anticreep strip 172 sets up to the integral type with supporting tight piece 152, utilize anticreep piece 171 to the effect that blocks of anticreep strip 172, make to be in holding tank 16 all the time supporting tight piece 152, thereby avoided to a certain extent supporting tight piece 152 to receive spring 151's elastic action to break away from behind holding tank 16, can't support tight condition to filter plate 6.

When a worker maintains the filter screen plate 6, the worker can go up to the top through the escalators around the concrete mixing plant main body 4, and then the filter screen plate 6 can be disassembled; when the collecting hopper 1 is installed, the size and the installation position of the collecting hopper 1 can be adjusted according to the actual situation, and the subsequent maintenance and the normal work of workers are not influenced; in addition, the collecting hopper 1 can also be installed at other positions of the concrete mixing plant main body 4, namely, the effect of collecting rainwater can be achieved.

In order to slow down the corrosion speed of the rainwater on the surface of the collecting hopper 1 after the collecting hopper 1 is used for a long time, zinc coatings can be coated on the inner wall and the outer wall of the collecting hopper 1, so that the direct contact area between the inner wall and the outer wall of the collecting hopper 1 and the rainwater is reduced by utilizing the corrosion resistance of the zinc coatings, and the service life of the collecting hopper 1 is prolonged.

Referring to fig. 1, the water pumping assembly 7 comprises a water pump 71 and a water service pipe 72, the water pump 71 is welded on the water service pipe 72, a water outlet is formed in the side wall of the water storage tank 3 close to the bottom, one end of the water service pipe 72 penetrates through the water outlet and is communicated with the water storage tank 3, the other end of the water service pipe is communicated with the concrete mixing plant main body 4, water pressure is raised through the water pump 71, water filtered in the water storage tank 3 is conveyed into the concrete mixing plant main body 4 through the water service pipe 72, and therefore the effect of convenience in water conveying is achieved.

Referring to fig. 1, the settling section 2 includes a primary settling tank 21, a secondary settling tank 22 and a tertiary settling tank 23, and the primary settling tank 21 is communicated with the concrete mixing plant main body 4 through a water pipe so as to primarily settle the wastewater discharged from the concrete mixing plant main body 4; the one-level sedimentation tank 21 is communicated with the second-level sedimentation tank 22 through a water pipe, the second-level sedimentation tank 22 is communicated with the third-level sedimentation tank 23 through a water pipe, and the third-level sedimentation tank 23 is communicated with the water storage tank 3 through a water pipe, so that after the water subjected to the sedimentation treatment of the one-level sedimentation tank 21 is subjected to the multi-level sedimentation treatment through the second-level sedimentation tank 22 and the third-level sedimentation tank 23, the relatively clean water is conveyed into the water storage tank 3.

In the embodiment, the primary sedimentation tank 21 is arranged in the open air, when raining, the primary sedimentation tank 21 arranged in the open air can also be used for collecting rainwater, and the rainwater entering the primary sedimentation tank 21 enters the subsequent filtering process after being subjected to sedimentation treatment of the primary sedimentation tank 21 along with the wastewater, so that the collection and utilization of rainwater resources are improved; purification tank 5, second grade sedimentation tank 22, tertiary sedimentation tank 23 and cistern 3 all set up underground to the condition emergence of influence sediment filter effect has been avoided placing in the open air to a certain extent.

It should be noted that the purifying tank 5, the first-stage sedimentation tank 21, the second-stage sedimentation tank 22 and the third-stage sedimentation tank 23 can be added with some coagulants or coagulant aids to enhance the coagulation effect, so as to adsorb and precipitate suspended matters, particles and the like in the water body; in addition, some coagulation equipment can be additionally arranged, so that the effects of improving the precipitation filtering effect and the precipitation treatment efficiency can be achieved.

The implementation principle of the concrete mixing plant wastewater treatment system in the embodiment of the application is as follows: during raining, collecting rainwater by using a collecting hopper 1 at the top of a concrete mixing station main body 4, primarily filtering the rainwater entering the collecting hopper 1 by using a filter screen plate 6 in the collecting hopper 1, intercepting thicker floaters and suspended matters in the rainwater on the filter screen plate 6, conveying the primarily filtered rainwater into a purification tank 5 through a water outlet pipe 13, performing precipitation treatment on particles and gel which are difficult to settle in the rainwater by using the purification tank 5, and finally conveying the purified relatively clean water into a reservoir 3 for storage;

the concrete mixing plant main body 4 discharges the produced wastewater into a primary sedimentation tank 21, after the wastewater is sedimentated in the primary sedimentation tank 21, the water after sedimentation treatment is subjected to multistage sedimentation treatment through a secondary sedimentation tank 22 and a tertiary sedimentation tank 23, and finally the cleaner water is conveyed into a reservoir 3 for storage;

when the water-saving device needs to be used, the water suction pump 71 is started, the water pressure is increased through the water suction pump 71, and the water after filtration treatment in the water storage tank 3 is conveyed into the concrete mixing plant main body 4 through the water through pipe 72 to be put into production and use, so that zero emission of waste water is realized to a certain extent, and water resources are reasonably collected and utilized;

when the filter screen plate 6 is installed, a worker presses the abutting block 152 into the accommodating groove 16, the abutting block 152 is accommodated into the accommodating groove 16 by utilizing the retractility of the spring 151, then the filter screen plate 6 is placed on the limiting strip 14, the abutting block 152 is not pressed tightly, the abutting block 152 moves outwards the accommodating groove 16 under the elastic action of the spring 151, and the filter screen plate 6 abuts against the limiting strip 14 by the extending section of the abutting block 152 extending to the outside of the accommodating groove 16, so that the installation of the filter screen plate 6 is completed; after long-term use, when needing to clear up, compress tightly and support tight piece 152 and make and support tight piece 152 and accomodate to holding tank 16 in, take out filter plate 6 and can clear up or change filter plate 6.

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. The utility model provides a concrete mixing plant effluent disposal system which characterized in that: including being used for installing rainwater collection portion, cistern (3) and purification tank (5) on concrete mixing plant main part (4), rainwater collection portion is used for collecting the rainwater, rainwater collection portion is linked together with purification tank (5), purification tank (5) are linked together with cistern (3), it is provided with water pumping component (7) still to communicate on cistern (3), water pumping component (7) are used for taking the water in cistern (3) out and send to concrete mixing plant main part (4) in.

2. The concrete mixing plant wastewater treatment system according to claim 1, wherein: still include precipitation portion (2), precipitation portion (2) are used for precipitating the processing to concrete mixing plant main part (4) exhaust waste water, precipitation portion (2) include one-level sedimentation tank (21), second grade sedimentation tank (22) and tertiary sedimentation tank (23), one-level sedimentation tank (21) are used for carrying out the primary sedimentation to concrete mixing plant main part (4) exhaust waste water, one-level sedimentation tank (21) are linked together through water pipe with second grade sedimentation tank (22), second grade sedimentation tank (22) are linked together through water pipe with tertiary sedimentation tank (23), tertiary sedimentation tank (23) are linked together through water pipe with cistern (3).

3. The concrete mixing plant wastewater treatment system according to claim 1, wherein: the rainwater collection portion is including collecting fill (1), be provided with in the collection fill (1) and filter the piece, filter the piece and be used for filtering the rainwater that gets into in the collection fill (1), the bottom intercommunication of collecting fill (1) is provided with outlet pipe (13), it feeds through with purification tank (5) through outlet pipe (13) to collect fill (1).

4. The concrete mixing plant wastewater treatment system according to claim 3, wherein: the filter element comprises a filter screen plate (6), and the filter screen plate (6) is detachably arranged on the side wall of the collecting hopper (1).

5. The concrete mixing plant wastewater treatment system according to claim 4, wherein: the collecting hopper is characterized in that limiting strips (14) are oppositely arranged on the side walls of the two sides in the collecting hopper (1), a supporting piece (15) is further arranged in the collecting hopper (1), and the supporting piece (15) is used for supporting the filter screen plate (6) tightly on the limiting strips (14).

6. The concrete mixing plant wastewater treatment system according to claim 5, wherein: support tight piece (15) including supporting tight piece (152) and spring (151), holding tank (16) have all been seted up on the both sides lateral wall that is close to spacing strip (14) in collection fill (1), holding tank (16) are used for holding and support tight piece (152) and spring (151), the one end of spring (151) and the inner wall connection of holding tank (16), the other end and support tight piece (152) and be connected, spring (151) make support tight piece (152) have the trend of removing outside holding tank (16) all the time, support tight piece (152) and extend to the outer extension section of holding tank (16) and support tight filter plate (6) on spacing strip (14), still be provided with anticreep piece (17) in holding tank (16), anticreep piece (17) are used for stopping to support tight piece (152) and move out from accommodating tank (16) completely.

7. The concrete mixing plant wastewater treatment system according to claim 6, wherein: anticreep piece (17) are including anticreep piece (171) and anticreep strip (172), anticreep piece (171) set up in the notch department of holding tank (16) and are located the both sides of supporting tight piece (152), anticreep strip (172) set up the one end that is located holding tank (16) supporting tight piece (152).

8. The concrete mixing plant wastewater treatment system according to claim 1, wherein: the water pumping assembly (7) comprises a water pumping pump (71) and a water service pipe (72), the water pumping pump (71) is arranged on the water service pipe (72), one end of the water service pipe (72) is communicated with the water storage tank (3), and the other end of the water service pipe is communicated with the concrete mixing plant main body (4).