Concrete production wastewater circulating device

Abstract

The utility model discloses a concrete production wastewater circulating device, and relates to the technical field of concrete production. The device comprises a filter box, the top of the filter box is fixedly connected with a pretreatment box, the bottom of the pretreatment box is provided with a pretreatment valve, the pretreatment valve communicates with the pretreatment box and the filter box, the top of the pretreatment box is provided with a feeding port, the interior of the filter box is fixedly connected with a filter plate, and the interior of the filter box is fixedly connected with an arc-shaped filter screen. Through cooperative use of the gear and the rack, when the reciprocating driving assembly is started to drive the arch-shaped transmission frame to reciprocate in the length direction of the moving through groove, the arch-shaped transmission frame drives the gear to be engaged with the rack, and meanwhile, the roller brush is driven to rotate and move in the length direction of the gear; and residual pollutants on the surface of the filter plate can be conveniently brushed away, so that the residues on the surface of the filter plate can be conveniently removed, and the working efficiency is improved.

Description

Technical Field

[0001] The present application relates to the technical field of concrete production, and in particular to a concrete production wastewater circulation device. Background Art

[0002] At present, concrete refers to a general term for engineering composite materials that are cemented into a whole by cementitious materials. Concrete usually refers to cement as a cementitious material, sand and stone as aggregates, and water (which may contain admixtures and additives) in a certain proportion, and is mixed to obtain cement concrete. It is widely used in civil engineering. Concrete wastewater refers to wastewater generated in the process of concrete production, mainly from wastewater generated in the process of cleaning concrete mixer trucks, concrete pump trucks, concrete mixing hosts, etc.

[0003] A concrete wastewater filtering device mentioned in the existing Chinese public patent authorization announcement number CN208200572U includes a box body and a water pump, the output end of the water pump is connected to a pipe placed in the box body, the pipe fitting includes an inner core and an outer cylinder, the outer cylinder is provided with a first filter hole, the inner core is provided with a plurality of second filter holes, the first filter hole and the second filter hole are connected to each other, the inner core is connected to the output end of the water pump, two filter plates are arranged in sequence in the box body, the filter plate includes an outer frame and a plate body placed in the outer frame, the plate body includes a first filter layer and a second filter layer, the first filter layer and the second filter layer are connected through a plurality of guide columns, and the guide columns are provided with a plurality of conduction holes. The utility model has a reasonable and simple structure, low manufacturing cost and strong filtering effect.

[0004] However, after the production wastewater described in the above patent is filtered through the filter plate, the water passes through the filter plate, while the concrete filter remains on the filter plate, which requires manual cleaning, which is time-consuming and labor-intensive. Utility Model Content

[0005] The purpose of this application is to solve the problem described in the above patent that after the production wastewater is filtered through the filter plate, the water passes through the filter plate, while the concrete filter remains on the filter plate, which requires manual cleaning, which is time-consuming and labor-intensive. This application provides a concrete production wastewater circulation device.

[0006] In order to achieve the above-mentioned purpose, this application specifically adopts the following technical solutions:

[0007] A concrete production wastewater circulation device comprises a filter box, the top of the filter box is fixedly connected with a pretreatment box, the bottom of the pretreatment box is installed with a pretreatment valve, the pretreatment valve communicates the pretreatment box with the filter box, the top of the pretreatment box is provided with a feeding port, the interior of the filter box is fixedly connected with a filter plate, and the interior of the filter box is fixedly connected with an arc filter screen, the filter plate is inclined toward the interior of the arc filter screen, the bottom of the filter box is fixedly connected with a discharge valve, the top of the filter box is provided with a movable through groove, the interior of the movable through groove is installed with an arched transmission frame, one end of the arched transmission frame is rotatably connected with a roller brush, one end of the roller brush passes through the arched transmission frame and is fixedly connected with a gear, the inner side of the filter box is fixedly connected with a rack meshed with the gear, the roller brush is in contact with the top of the filter plate, the rack is consistent with the inclination direction of the filter plate, and a reciprocating drive assembly is installed on the outer side of the filter box.

[0008] By adopting the above technical solution and arranging the coordinated use of the gear and the rack, when the reciprocating drive assembly is started to drive the arched transmission frame to reciprocate along the length direction of the movable through groove, the arched transmission frame drives the gear and the rack to engage, and at the same time drives the roller brush to rotate and move along the length direction of the gear, so as to loosen and brush away the pollutants in the filter holes of the filter plate, reduce the occurrence of blockage, and improve work efficiency.

[0009] Furthermore, the peripheries of the filter plate, the arched transmission frame, the roller brush, the gear and the rack are all coated with organic silicon waterproof coating.

[0010] By adopting the above technical solution, the waterproof property of the device is effectively improved by providing an organic silicon waterproof coating.

[0011] Furthermore, the reciprocating drive assembly includes a reciprocating motor fixedly connected to the outside of the filter box, and the outside of the filter box is rotatably connected to a threaded rod, one end of the threaded rod passes through the filter box and is fixedly connected to the output end of the reciprocating motor, and one end of the arched transmission frame is threadedly connected to the threaded rod.

[0012] By adopting the above technical solution and arranging the reciprocating motor and the threaded rod for use together, starting the reciprocating motor can drive the roller brush to reciprocate along the length direction of the gear.

[0013] Furthermore, a stirring assembly is installed inside the pretreatment box, and the stirring assembly includes a stirring motor fixedly connected to the top of the pretreatment box. A stirring rod is rotatably connected inside the pretreatment box, and one end of the stirring rod passes through the pretreatment box and is fixedly connected to the output end of the stirring motor.

[0014] By adopting the above technical solution and arranging the stirring motor and the stirring rod for use together, it is convenient to drive the stirring rod to stir the flocculant and sewage inside the pretreatment box, thereby improving the reaction efficiency of the flocculant and sewage.

[0015] Furthermore, the inner bottom of the pretreatment box is configured as an inverted trapezoidal structure.

[0016] By adopting the above technical solution, by setting the bottom of the pretreatment box to be an inverted trapezoid, the sewage inside the pretreatment box is convenient to gather at the pretreatment valve at the bottom of the pretreatment box, and the sewage inside the pretreatment box is convenient to be discharged through the pretreatment valve.

[0017] Furthermore, a sewage discharge assembly is installed at one end of the filter box, and the sewage discharge assembly includes a sewage discharge motor fixedly connected to the outside of the filter box, and an auger is rotatably connected to the inside of the filter box. One end of the auger passes through the filter box and is fixedly connected to the output end of the sewage discharge motor. The auger is installed inside the arc filter screen, and a sewage discharge valve adapted to the arc filter screen is fixedly connected to one side of the filter box.

[0018] By adopting the above technical scheme, the pollutants intercepted by the filter plate are first collected by setting an arc filter screen, and then the sewage discharge motor is started to drive the auger to discharge the pollutants inside the arc filter screen through the sewage discharge valve, thereby facilitating the automatic discharge of the pollutants intercepted by the filter plate and improving the practicability of the device.

[0019] Furthermore, an observation window is provided on one side of the filter box.

[0020] By adopting the above technical solution, the filtered water quality inside the filter box can be easily observed by providing an observation window.

[0021] Furthermore, a circulation pump is fixedly connected to one side of the filter box, and a suction pipe is fixedly connected to the input end of the circulation pump, one end of the suction pipe passes through the filter box and extends to the interior of the filter box, and a feeding pipe is fixedly connected to the output end of the circulation pump, one end of the feeding pipe passes through the pretreatment box and extends to the interior of the pretreatment box.

[0022] By adopting the above technical solution, by setting up the circulation pump for use with the extraction pipe and the feeding pipe, when the filtered water quality inside the filter box does not meet the standard, the circulation pump can be started to draw the water source inside the filter box into the pretreatment box for secondary filtration, thereby effectively improving the filtering effect of the device.

[0023] In summary, the present application includes at least one of the following beneficial effects:

[0024] 1. By setting the coordinated use of the gear and the rack, when the reciprocating drive assembly is started to drive the arched transmission frame to reciprocate along the length direction of the moving through groove, the arched transmission frame drives the gear to engage with the rack, and at the same time drives the roller brush to rotate and move along the length direction of the gear, so as to loosen and brush away the pollutants in the filter holes of the filter plate, thereby facilitating the removal of residues on the surface of the filter plate and improving work efficiency.

[0025] 2. First, the pollutants intercepted by the filter plate are collected by setting up an arc filter, and then the sewage discharge motor is started to drive the auger to discharge the pollutants inside the arc filter through the sewage valve, so as to automatically discharge the pollutants intercepted by the filter plate and improve the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the three-dimensional structure of the device body in this application.

[0027] Figure 2 It is a schematic diagram of the structure of the stirring assembly in this application.

[0028] Figure 3 It is a structural schematic diagram of the reciprocating drive assembly in this application.

[0029] Figure 4 It is a schematic diagram of the structure of the sewage discharge component in this application.

[0030] Figure 5 It is a schematic diagram of the structure of the circulation pump in this application.

[0031] Description of reference numerals:

[0032] 1. Filter box; 2. Pretreatment box; 3. Pretreatment valve; 4. Feeding port; 5. Filter plate; 6. Curved filter screen; 7. Discharge valve; 8. Movable through slot; 9. Arched transmission frame; 10. Roller brush; 11. Gear; 12. Rack; 13. Reciprocating drive assembly; 14. Stirring assembly; 15. Sewage discharge assembly; 16. Observation window; 17. Circulation pump; 18. Feeding pipe; 19. Feeding pipe; 131. Reciprocating motor; 132. Threaded rod; 141. Stirring motor; 142. Stirring rod; 151. Sewage discharge motor; 152. Auger; 153. Sewage discharge valve. DETAILED DESCRIPTION

[0033] The following is combined with Figure 1-5 This application is described in further detail.

[0034] The embodiment of the present application discloses a concrete production wastewater circulation device.

[0035] Reference Figure 1-Figure 3A concrete production wastewater circulation device comprises a filter box 1, a pretreatment box 2 is fixedly connected to the top of the filter box 1, a pretreatment valve 3 is installed at the bottom of the pretreatment box 2, the pretreatment valve 3 connects the pretreatment box 2 and the filter box 1, a feeding port 4 is provided on the top of the pretreatment box 2, a filter plate 5 is fixedly connected to the inside of the filter box 1, and an arc filter screen 6 is fixedly connected to the inside of the filter box 1, the filter plate 5 is inclined toward the inside of the arc filter screen 6, a discharge valve 7 is fixedly connected to the bottom of the filter box 1, a movable through slot 8 is provided on the top of the filter box 1, and a movable through slot 8 is provided on the top of the filter box 1. An arched transmission frame 9 is slidably connected inside the through groove 8, and a roller brush 10 is rotatably connected to one end of the arched transmission frame 9. One end of the roller brush 10 passes through the arched transmission frame 9 and is fixedly connected to a gear 11. A rack 12 meshing with the gear 11 is fixedly connected to the inner side of the filter box 1. The roller brush 10 fits against the top of the filter plate 5, and the rack 12 is consistent with the inclination direction of the filter plate 5. A reciprocating drive assembly 13 is installed on the outer side of the filter box 1, and the peripheries of the filter plate 5, the arched transmission frame 9, the roller brush 10, the gear 11, and the rack 12 are all coated with a silicone waterproof coating. First, sewage and flocculant are poured into the pretreatment box 2 through the feeding port 4 to coagulate the pollutants inside the sewage. Then, the pretreatment valve 3 is opened to pour the flocculated sewage inside the pretreatment box 2 into the filter box 1. At the same time, the solid matter in the sewage remains on the top of the filter plate 5 and slides down along the top of the filter plate 5 to be collected inside the arc filter screen 6, while the water passes through the filter plate 5 and is discharged through the discharge valve 7 to wait for secondary use. At the same time, the arched transmission frame 9 is driven to move along the length direction of the moving groove 8 by starting the reciprocating drive component 13, and the gear 11 is driven to engage with the rack 12, driving the roller brush 10 to rotate while reciprocating along the length direction of the gear 11, so that the roller brush 10 rotates and brushes the residue on the surface of the filter plate 5, so as to loosen the pollutants in the filter holes of the filter plate 5, reduce the occurrence of blockage, and improve the working efficiency of the device.

[0036] Reference Figure 1 and Figure 3 The reciprocating drive assembly 13 includes a reciprocating motor 131 fixedly connected to the outside of the filter box 1, and a threaded rod 132 is rotatably connected to the outside of the filter box 1. One end of the threaded rod 132 passes through the filter box 1 and is fixedly connected to the output end of the reciprocating motor 131. One end of the arched transmission frame 9 is threadedly connected to the threaded rod 132. By starting the reciprocating motor 131, the threaded rod 132 is driven to reciprocate, and the threaded rod 132 is spirally meshed with one end of the arched transmission frame 9. At the same time, the arched transmission frame 9 is driven to drive the roller brush 10 to reciprocate along the length direction of the gear 11, thereby completing the reciprocating movement drive of the roller brush 10.

[0037] Reference Figure 1 and Figure 2The interior of the pretreatment box 2 is provided with a stirring assembly 14, which includes a stirring motor 141 fixedly connected to the top of the pretreatment box 2, and a stirring rod 142 is rotatably connected to the interior of the pretreatment box 2, one end of the stirring rod 142 passes through the pretreatment box 2 and is fixedly connected to the output end of the stirring motor 141, and the inner bottom of the pretreatment box 2 is set to an inverted trapezoidal structure. First, the flocculant is poured into the interior of the upper feed port 4 to merge with the sewage, and then the stirring motor 141 is started to drive the stirring rod 142 to rotate, and the stirring rod 142 stirs the sewage and flocculant inside the pretreatment box 2, so that the flocculant and the sewage fully react.

[0038] Reference Figure 1 and Figure 2 , Figure 4 A sewage discharge assembly 15 is installed at one end of the filter box 1. The sewage discharge assembly 15 includes a sewage discharge motor 151 fixedly connected to the outside of the filter box 1. An auger 152 is rotatably connected inside the filter box 1. One end of the auger 152 passes through the filter box 1 and is fixedly connected to the output end of the sewage discharge motor 151. The auger 152 is installed inside the arc filter 6. A sewage discharge valve 153 adapted to the arc filter 6 is fixedly connected to one side of the filter box 1. When the pollutants filtered out by the filter plate 5 slide into the inside of the arc filter 6, the sewage discharge motor 151 is started to drive the auger 152 to rotate, and the auger 152 pushes the pollutants inside the arc filter 6 to move in the direction of the sewage discharge valve 153, and then the sewage discharge valve 153 is opened to discharge the pollutants inside the arc filter 6, so as to automatically discharge the pollutants filtered and intercepted by the filter plate 5.

[0039] Reference Figure 1 and Figure 2 , Figure 5 , an observation window 16 is provided on one side of the filter box 1, a circulation pump 17 is fixedly connected to one side of the filter box 1, a pumping pipe 18 is fixedly connected to the input end of the circulation pump 17, one end of the pumping pipe 18 passes through the filter box 1 and extends to the inside of the filter box 1, and a feeding pipe 19 is fixedly connected to the output end of the circulation pump 17, one end of the feeding pipe 19 passes through the pretreatment box 2 and extends to the inside of the pretreatment box 2. First, observe the filtered water quality inside the filter box 1 through the observation window 16. When the filtered water quality does not meet the requirements, start the circulation pump 17 to cooperate with the pumping pipe 18 to extract the water source inside the filter box 1, and then introduce it into the inside of the pretreatment box 2 through the feeding pipe 19 for secondary filtration, thereby effectively improving the filtering effect of the device.

[0040] The implementation principle of a concrete production wastewater circulation device in this embodiment is as follows: first, sewage and flocculants are poured into the pretreatment box 2 through the feed port 4 to condense the pollutants in the sewage, and then the pretreatment valve 3 is opened to pour the flocculated sewage in the pretreatment box 2 into the filter box 1, while the solid matter in the sewage is left on the top of the filter plate 5 and slides down along the top of the filter plate 5 to the inside of the arc filter screen 6 for collection, while the water passes through the filter plate 5 and is discharged through the discharge valve 7 to wait for secondary use;

[0041] At the same time, the reciprocating motor 131 is started to drive the threaded rod 132 to reciprocate, and the threaded rod 132 is spirally meshed with one end of the arched transmission frame 9, and the arched transmission frame 9 is driven to drive the roller brush 10 to reciprocate along the length direction of the gear 11, and the gear 11 is meshed with the rack 12, driving the roller brush 10 to rotate and reciprocate along the length direction of the gear 11, so that the roller brush 10 rotates and brushes the surface residue of the filter plate 5, so as to brush away the pollutants on the surface of the filter plate 5;

[0042] Then, the sewage discharge motor 151 is started to drive the auger 152 to rotate, and the auger 152 pushes the pollutants inside the arc filter 6 to move toward the sewage discharge valve 153, and then the sewage discharge valve 153 is opened to discharge the pollutants inside the arc filter 6.

Claims

1. A concrete production wastewater circulation device, comprising a filter box (1), characterized in that: The top of the filter box (1) is fixedly connected to a pretreatment box (2), the bottom of the pretreatment box (2) is equipped with a pretreatment valve (3), the pretreatment valve (3) connects the pretreatment box (2) and the filter box (1), the top of the pretreatment box (2) is provided with a loading port (4), the interior of the filter box (1) is fixedly connected to a filter plate (5), and the interior of the filter box (1) is fixedly connected to an arc-shaped filter screen (6), the filter plate (5) is inclined toward the interior of the arc-shaped filter screen (6), the bottom of the filter box (1) is fixedly connected to a discharge valve (7), and the filter box (1) is provided with a discharge port (4). A movable through slot (8) is provided at the top, an arched transmission frame (9) is installed inside the movable through slot (8), one end of the arched transmission frame (9) is rotatably connected to a roller brush (10), one end of the roller brush (10) passes through the arched transmission frame (9) and is fixedly connected to a gear (11), a rack (12) meshing with the gear (11) is fixedly connected to the inner side of the filter box (1), the roller brush (10) is in contact with the top of the filter plate (5), the rack (12) and the filter plate (5) have the same inclination direction, and a reciprocating drive assembly (13) is installed on the outer side of the filter box (1).

2. A concrete production wastewater circulation device according to claim 1, characterized in that: The peripheries of the filter plate (5), the arched transmission frame (9), the roller brush (10), the gear (11), and the rack (12) are all coated with an organic silicon waterproof coating.

3. A concrete production wastewater circulation device according to claim 1, characterized in that: The reciprocating drive assembly (13) comprises a reciprocating motor (131) fixedly connected to the outside of the filter box (1), and a threaded rod (132) is rotatably connected to the outside of the filter box (1), one end of the threaded rod (132) passes through the filter box (1) and is fixedly connected to the output end of the reciprocating motor (131), and one end of the arched transmission frame (9) is threadedly connected to the threaded rod (132).

4. A concrete production wastewater circulation device according to claim 1, characterized in that: A stirring assembly (14) is installed inside the pretreatment box (2), and the stirring assembly (14) comprises a stirring motor (141) fixedly connected to the top of the pretreatment box (2). A stirring rod (142) is rotatably connected inside the pretreatment box (2), and one end of the stirring rod (142) passes through the pretreatment box (2) and is fixedly connected to the output end of the stirring motor (141).

5. The concrete production wastewater circulation device according to claim 1, characterized in that: The inner bottom of the pretreatment box (2) is configured as an inverted trapezoidal structure.

6. A concrete production wastewater circulation device according to claim 1, characterized in that: A sewage discharge assembly (15) is installed at one end of the filter box (1), and the sewage discharge assembly (15) comprises a sewage discharge motor (151) fixedly connected to the outside of the filter box (1). An auger (152) is rotatably connected inside the filter box (1), and one end of the auger (152) passes through the filter box (1) and is fixedly connected to the output end of the sewage discharge motor (151). The auger (152) is installed inside the arc filter screen (6), and a sewage discharge valve (153) adapted to the arc filter screen (6) is fixedly connected to one side of the filter box (1).

7. The concrete production wastewater circulation device according to claim 1, characterized in that: An observation window (16) is provided on one side of the filter box (1).

8. The concrete production wastewater circulation device according to claim 1, characterized in that: A circulation pump (17) is fixedly connected to one side of the filter box (1), and an input end of the circulation pump (17) is fixedly connected to a pumping pipe (18), one end of which passes through the filter box (1) and extends to the interior of the filter box (1), and an output end of the circulation pump (17) is fixedly connected to a feeding pipe (19), one end of which passes through the pretreatment box (2) and extends to the interior of the pretreatment box (2).

Images