CN116392869A - A recycling treatment system for commercial concrete production sewage - Google Patents

Abstract

The invention discloses a recycling treatment system for commercial concrete production sewage, which relates to the technical field of sewage treatment; in order to solve the defects in the prior art of commercial concrete production sewage treatment; it specifically includes a cleaning bottom plate laid on the ground of the cleaning area, fixedly connected to the A treatment box for cleaning the outer wall of the top of the bottom plate. The cleaning bottom plate is hollow and includes a filter plate fixedly connected to the inner wall around it; one side of the treatment box is fixedly connected with a water inlet and a water delivery port from top to bottom, And one end of the water inlet is connected to the output end of the water pump fixed on the outer wall of the top of the filter plate through a conduit, and the input end of the water pump is inserted into the inside of the cleaning bottom plate through the conduit; Solid-liquid separation section, secondary solid-liquid separation section, and tertiary solid-liquid separation section. The invention realizes automatic solid-liquid separation, effectively improves water treatment efficiency, does not need manual operation, and is convenient to use.

Description

A recycling treatment system for commercial concrete production sewage

technical field

The invention relates to the technical field of sewage treatment, in particular to a sewage circulation treatment system for commercial concrete production.

Background technique

Commercial concrete is also called commercial concrete. It is made of cement, aggregate, water, admixtures, mineral admixtures and other components that need to be mixed in according to a certain proportion. Concrete mix delivered to the place of use within a specified time. In the process of commercial concrete production, a lot of sewage will be produced due to the cleaning of mixer trucks and mixers. These sewage generally contain materials such as sand and gravel concrete. If the sewage is discharged directly, it will not only easily cause serious pollution to the environment, but also cause serious pollution. Waste of water resources.

In order to solve the above problems, after retrieval, the Chinese patent application number is CN202121367771.6, which discloses a sewage treatment device for commercial concrete production, including a pool body; the pool body is slidably connected to the inner wall with a sludge filter; Both ends of the screen are fixedly connected with sliders; both ends of the sludge filter are fixedly connected with vertical plates; both ends of the two vertical plates are fixedly connected with rack plates; both sides of the top of the pool body are fixedly connected with drive mechanisms. The sewage treatment device for commercial concrete production in the above-mentioned patent has the following disadvantages: a layer of sludge filter is used to separate impurities and liquid, not only is it easy for impurities to precipitate on the sludge filter, resulting in blockage, which is not conducive to the separation of solid and liquid , reduce the efficiency of water treatment, and it is necessary to manually clean up impurities on the sludge filter in the later stage, which is inconvenient to use.

Contents of the invention

The purpose of the present invention is to solve the shortcomings in the prior art, and propose a commercial concrete production sewage circulation treatment system.

In order to achieve the above object, the present invention adopts the following technical solutions:

A commercial concrete production sewage circulation treatment system, comprising a cleaning bottom plate laid on the ground of the cleaning area, a treatment box fixedly connected to the outer wall of the top of the cleaning bottom plate, the cleaning bottom plate is hollow, and includes a filter plate fixedly connected to the inner wall around it ; One side of the treatment box is fixedly connected with a water inlet and a water delivery port from top to bottom respectively, and one end of the water inlet is connected with the water pump output end fixed on the top outer wall of the filter screen plate through a conduit, and the water pump input end is passed through The conduit is inserted inside the cleaning floor;

The inside of the treatment box is provided with a first-level solid-liquid separation part, a second-level solid-liquid separation part, and a third-level solid-liquid separation part from top to bottom, as well as a clean water chamber left on the inner wall of the bottom of the treatment box and connected to the water delivery port. ; The inside of the secondary solid-liquid separation part is provided with a driving conveying structure and a quantitative discharge assembly.

Preferably: the first-stage solid-liquid separation part includes a fixed plate fixedly connected to the inner wall of one side of the treatment box, a spiral deflector fixedly connected between the fixed plate and the treatment box, and a spiral deflector fixedly connected to the edge of the surface of the spiral deflector. filter screen;

The top surface of the fixed plate is in the shape of a cone, and the outer wall of the fixed plate near the top is provided with a square opening;

An opening is provided on the top outer wall of the fixing plate directly below the output end of the spiral deflector.

Preferably: the secondary solid-liquid separation part includes a solid-liquid separation box fixedly connected to the inner wall of one side of the treatment box, a conical filter plate sleeved on the outer wall of the solid-liquid separation box and fixedly connected to the inner wall of one side of the treatment box, The material guide port on the outer wall around the solid-liquid separation box;

The feed port of the solid-liquid separation box is in communication with the port.

Preferably: the three-stage solid-liquid separation part includes a separation cavity set on the inner wall of the top of the solid-liquid separation box, an intercepting screen fixedly connected to the outer wall of one side of the solid-liquid separation box, and an intercepting net plate fixedly connected to the inner wall of one side of the separation cavity. ^'-shaped distribution plate, oblique holes arranged inside the distribution plate;

There is a gap of 0.5 cm between the two sides of the distribution plate and the separation chamber.

Preferably: the inner wall of one side of the treatment box is fixedly connected with a water collecting plate; the corresponding side of the treatment box and the solid-liquid separation box are fixedly connected with the same fixed box, and the bottom outer wall of the fixed box is provided with a discharge port , and the output port of the water collecting plate and the input port of the fixed box are fixedly connected with the same diversion port.

Preferably: the driving conveying structure is arranged inside the fixed box and the solid-liquid separation box, which includes a wind impeller rotatably connected to the inner wall of one side of the fixed box, a material delivery channel arranged on the bottom inner wall of the solid-liquid separation box, and rotatably connected to the inner wall of the solid-liquid separation box. A screw conveyor at one end of the feeding channel, and one end of the wind impeller is connected to one end of the screw conveyor through a shaft;

The intercepting net plate is located above the water collecting plate, and the distribution plate is below the horizontal line of the intercepting net plate.

Preferably: the inner wall of the bottom of the separation chamber is fixed with a feeding box connected to the input end of the feeding channel, the top of the feeding box is provided with an inlet, and the bottom of the feeding box is provided with a plurality of discharge boxes in an annular array mouth;

The quantitative discharging component is arranged inside the feeding box.

Preferably: the quantitative discharging assembly is composed of a guide post fixedly connected to the inner wall of the bottom of the lower material box, a tapered stopper that forms a sliding fit with the outer wall of the guide post, and a 'T'-shaped support fixedly connected to the top of the tapered stopper. The rod, the collection box fixedly connected to the two ends of the pole, the mesh plate that forms a sliding fit with the inner wall of the collection box, the elastic member sleeved on the outer wall of the guide column, the inner wall of the lower material box and communicated with the discharge port. The composition of the feeding end;

The two ends of the elastic member are fixedly connected to the corresponding side of the lower material box and the tapered stopper;

A top block is fixedly connected to the top of the blanking box directly below the two mesh plates.

Preferably: one side of the inner wall of the treatment box and the bottom outer wall of the solid-liquid separation box are fixedly connected with the same feeding pipe that communicates with the feeding channel; one side of the outer wall of the treatment box is fixedly connected with a feeding pipe Connected collection boxes.

Preferably: a liquid sensor is fixedly connected to one inner wall of the clear water chamber.

The beneficial effects of the present invention are:

1. The present invention can carry out multiple separation and filtration treatment of sewage by setting up the first-level solid-liquid separation part, the second-level solid-liquid separation part, the third-level solid-liquid separation part and the quantitative discharge assembly, and the inclined or vertical setting The filter screen structure will not be blocked, so that the recovered impurities will precipitate in the separation chamber, and the phenomenon of upper liquid and lower impurities will appear. After the impurities in the lower material box reach the set amount, they will be discharged from the discharge port to the material delivery through the quantitative discharge component. In the channel, so that the screw conveyor can guide it out, realize the automatic separation of solid and liquid, effectively improve the efficiency of water treatment, no manual operation is required, and it is easy to use.

2. In the present invention, after the water delivery port is connected with the external flushing gun, etc., the commercial concrete mixer truck and the mixing mechanism on the cleaning floor are flushed, and the flushing sewage passes through the filter plate to intercept large impurities and then enters the cleaning bottom plate to gather. At the same time, start the water pump, pump and clean the sewage in the bottom plate into the treatment box through the water inlet for efficient treatment, and the treated clean water can be output through the water delivery port for repeated reuse, thus forming a whole cycle and reuse system, which is effective Avoid water pollution caused by direct sewage discharge, realize sewage recycling, improve water resource utilization efficiency, and save water resources.

3. In the present invention, the sewage enters the spiral deflector in the treatment box from the water inlet, and the water flow diffuses and then meanders downward by itself. During the downward movement, part of the liquid directly passes through the filter screen and flows out after falling on the surface of the fixed plate. The square mouth is filtered down by the conical filter plate, and the liquid seeping from the intercepting screen plate and the conical filter plate is concentrated at the diversion port through the surface of the water collecting plate, and then merged into the fixed box, and the water flow hits the bottom After the wind impeller rotates, it is discharged from the discharge port into the clean water chamber, so that the wind impeller passively drives the screw conveyor to rotate, so as to transport the impurities discharged from the separation chamber into the conveying channel, and then guide them into the collecting chamber through the conveying pipe. In the material box, the collection operation of solid impurities is realized.

4. In the present invention, the impurities intercepted by the conical filter plate will follow the surface of the inclined conical filter plate and enter the solid-liquid separation box through the material guide port. The outlet enters the solid-liquid separation box, and the sewage entering the solid-liquid separation box will flow along the surface of the distribution plate to the separation chamber to precipitate impurities. The distribution plate plays the role of separating the upper and lower water flows, buffering the impact of the upper water droplets directly falling to the water surface force to prevent the impurities deposited below from being turbid again due to the impact of the water flow. When the liquid level in the separation chamber is higher than the intercepting screen, the liquid will pass through the intercepting screen to seep out, realizing the function of automatically adjusting the liquid level in the separation chamber. There is no need to wait for the water to completely settle before it can be reused, effectively improving the efficiency of water treatment.

5. In the present invention, when the collection box is fully loaded with particles and impurities, it will drive the conical stopper to move down along the guide column through the support rod, so that the feeding channel is exposed, so that the impurities accumulated on the surface of the conical stopper will be automatically removed. Sliding, conveyed to the conveying channel through the conveying channel and the discharge port successively, at the same time, the collecting box will be set outside the top block, and the height of the mesh plate inside will not change when it is pushed by the top block , but with the downward movement of the feeding box, the collected impurities in the mesh plate will be completely ejected. At this time, the conical stopper will reset under the push of the elastic part and move up along the guide column to block the inlet, so that The output end of the separation chamber is closed to prevent the impurities on the top surface of the conical stopper from being continuously exported from the delivery channel; this structure controls the opening and closing of the conical stopper to the delivery channel through the amount of impurities collected in the collection box, and the structure is stable. It can effectively realize irregular discharge of solid impurities.

Description of drawings

Fig. 1 is the overall structure schematic diagram of a kind of commercial concrete production sewage circulation treatment system that the present invention proposes;

Fig. 2 is the front view sectional schematic diagram of the treatment box of a kind of commercial concrete production sewage circulation treatment system proposed by the present invention;

Fig. 3 is another cross-sectional structural schematic diagram of a front view of a treatment box of a commercial concrete production sewage recycling treatment system proposed by the present invention;

Fig. 4 is a schematic view of the structure of a solid-liquid separation box looking up at a section of a commercial concrete production sewage circulation treatment system proposed by the present invention;

Fig. 5 is a schematic diagram of the front view section structure of a solid-liquid separation box of a commercial concrete production sewage circulation treatment system proposed by the present invention;

Fig. 6 is a side view sectional structure schematic diagram of a fixed box of a commercial concrete production sewage circulation treatment system proposed by the present invention;

Fig. 7 is a schematic structural diagram of a top view of a blanking box of a commercial concrete production sewage recycling treatment system proposed by the present invention;

Fig. 8 is a schematic cross-sectional structure diagram of a blanking box of a commercial concrete production sewage circulation treatment system proposed by the present invention.

In the figure: 1 cleaning bottom plate, 2 treatment box, 201 water delivery port, 202 water inlet, 203 water pump, 3 filter screen plate, 4 spiral deflector plate, 401 filter screen, 5 conical filter plate, 6 solid-liquid separation box, 601 material conveying pipe, 602 material guide port, 603 separation chamber, 604 interception screen, 605 screw conveyor, 7 collection box, 8 clear water chamber, 9 fixed box, 901 wind impeller, 902 discharge port, 10 water collecting plate , 1001 diversion port, 11 fixed plate, 1101 port, 12 liquid sensor, 13 feeding box, 1301 collecting box, 1302 inlet, 1303 guide post, 1304 pole, 1305 top block, 1306 conical stopper, 1307 net Orifice plate, 1308 discharge port, 1309 elastic member, 1310 feeding channel, 14 distribution plate, 1401 oblique hole.

Detailed ways

The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are only used for explaining the patent, and should not be construed as limiting the patent.

Example 1:

A commercial concrete production sewage circulation treatment system, as shown in Figure 1, includes a cleaning bottom plate 1 laid on the ground of the cleaning area, a treatment box 2 fixed to the outer wall of the top of the cleaning bottom plate 1 by bolts, the cleaning bottom plate 1 is hollow, It includes a filter screen plate 3 fixed on the inner wall around it by bolts to block cement waste and the like from entering the cleaning bottom plate 1; one side of the treatment box 2 is respectively fixed with a water inlet 202 and a water delivery port 201 by bolts from top to bottom , and one end of the water inlet 202 is connected to the output end of the water pump 203 fixed on the top outer wall of the screen plate 3 through a conduit, and the input end of the water pump 203 is inserted into the inside of the cleaning bottom plate 1 through a conduit; the water delivery port 201 is flushed with the outside After the gun is connected, the commercial concrete mixer truck and the mixing mechanism on the cleaning floor 1 are rinsed. The flushing sewage passes through the filter plate 3 to intercept large impurities and then enters the cleaning floor 1 for accumulation. At the same time, start the water pump 203 to pump the cleaning floor. The sewage in 1 is sent to the treatment tank 2 through the water inlet 202 for efficient treatment, and the treated clean water can be output through the water delivery port 201 for repeated reuse, thus forming a whole cycle and reuse system, which effectively prevents the sewage from being directly water pollution caused by discharge, and save water resources.

In order to filter sewage; as shown in Figure 2-5, the inside of the treatment tank 2 is provided with a first-level solid-liquid separation part, a second-level solid-liquid separation part, and a third-level solid-liquid separation part from top to bottom, and a The bottom inner wall of the treatment box 2 is used to collect the clear water chamber 8 of the clean liquid after cleaning, and the water inlet of the clean water chamber 8 is connected with the water delivery port 201;

Further, a liquid sensor 12 is fixed on one side of the inner wall of the clean water chamber 8 by bolts; so that people can know the content of the clean liquid.

Further, the first-stage solid-liquid separation part includes a fixed plate 11 fixed to the inner wall of one side of the treatment box 2 by bolts, a spiral deflector 4 fixed between the fixed plate 11 and the treatment box 2 by bolts, The filter screen 401 fixed on the surface edge of the spiral deflector 4;

Preferably, the top surface of the fixed plate 11 is conical, so that the liquid is concentrated around the top;

Preferably, the fixed plate 11 is provided with several square openings near the top outer wall around;

Further preferably, an opening 1101 is provided on the outer wall of the top of the fixed plate 11 facing directly below the output end of the spiral deflector 4; the sewage enters the spiral deflector 4 in the treatment tank 2 from the water inlet 202, and the water flow diffuses by itself. Winding down, part of the liquid gushes out directly through the filter screen 401 during the downward movement, falls to the surface of the fixed plate 11 and then flows down through the square opening, and the impurities intercepted by the filter screen 401 are pushed to the channel under the impulse of the water flow. In the port 1101, the second solid-liquid separation treatment operation of the cleaning sewage is completed.

Further, the secondary solid-liquid separation part includes a solid-liquid separation box 6 fixed to the inner wall of one side of the treatment box 2 by bolts, and a solid-liquid separation box 6 sleeved on the outer wall of the solid-liquid separation box 6 and fixed to the inner wall of one side of the treatment box 2 by bolts. The tapered filter plate 5, the material guide port 602 set on the outer wall around the solid-liquid separation box 6;

Preferably, the material guide port 602 is located above the connection between the conical filter plate 5 and the solid-liquid separation box 6; the liquid that passes through the square opening will pass through the conical filter plate 5 again during the fall, so that the two The sewage after the first treatment is filtered three times to intercept the impurity particles therein so that it can extend along the surface of the inclined conical filter plate 5, enter the solid-liquid separation box 6 through the material guide port 602, and pass through the secondary solid-liquid separation part. Realize the effect of removing most of the impurity particles in the sewage.

Preferably, the feed port of the solid-liquid separation box 6 communicates with the port 1101 ; so that the impurities on the spiral deflector 4 can be concentrated in the solid-liquid separation box 6 through the port 1101 .

Still further, the three-stage solid-liquid separation part includes a separation cavity 603 set on the inner wall of the top of the solid-liquid separation box 6, an intercepting screen 604 fixed to the outer wall of one side of the solid-liquid separation box 6 by bolts, and a solid-liquid separation box 6. The inner wall of the separation chamber 603 is a '^'-shaped distribution plate 14, and several oblique holes 1401 opened inside the distribution plate 14; they play a certain role in blocking the particle impurities deposited below, effectively preventing the impurities from rushing up again. distribution plate 14 surface.

Further preferably, there is a gap of 0.5 cm between the two sides of the distribution plate 14 and the separation chamber 603; the sewage entering the solid-liquid separation box 6 from the port 1101 will follow the surface of the distribution plate 14 and flow to the separation chamber 603 to deposit impurities , the distribution plate 14 plays the role of separating the upper and lower layers of water flow, buffering the impact of the upper water droplets directly falling to the water surface, preventing the impurities deposited below from being affected by the impact of the water flow and becoming turbid again, and the dirty liquid accumulated in the separation chamber 603 will be automatically separated The upper layer of liquid and the lower layer of impurities appear. When the liquid level in the separation chamber 603 is higher than the interception screen 604, the liquid will pass through the interception screen 604 to seep out, realizing the function of automatically adjusting the liquid level in the separation chamber 603 without waiting for the water to completely Only by sedimentation can it be reused, effectively improving the efficiency of water treatment.

In order to realize the separate collection after solid-liquid treatment; as shown in Figure 2-6, one side of the inner wall of the treatment box 2 is fixed with a water collecting plate 10 by bolts; the corresponding treatment box 2 and the solid-liquid separation box 6 One side is fixed with the same fixed box 9 by bolts, and the outer wall of the bottom of the fixed box 9 is provided with a discharge port 902, and the output port of the water collecting plate 10 and the input port of the fixed box 9 are fixed with the same diversion port 1001 by bolts ;

Further, the inside of the fixed box 9 and the solid-liquid separation box 6 is provided with a driving conveying structure, and the driving conveying structure includes a wind impeller 901 rotatably connected to the inner wall of one side of the fixed box 9, and a fan wheel 901 set on the inner wall of the bottom of the solid-liquid separating box 6. The feeding channel, the screw conveyor 605 that is rotatably connected to one end of the feeding channel, and one end of the wind impeller 901 is connected with one end of the screw conveyor 605 through a shaft;

Preferably, the feeding channel communicates with the separation chamber 603; the liquid seeped from the intercepting net plate 604 and the conical filter plate 5 is collected at the diversion port 1001 through the surface of the water collecting plate 10, and then flows into the fixed box 9, The wind impeller 901 below the impact of the water flow rotates and then is discharged from the discharge port 902 into the clean water chamber 8, so that the wind impeller 901 passively drives the screw conveyor 605 to rotate, so as to transport the impurities entering the conveying channel, so as to realize the sewage discharge. Solid-liquid separation and collection after filtration.

Preferably, the intercepting net plate 604 is located above the water collecting plate 10 , and the distribution plate 14 is located below the horizontal line of the intercepting net plate 604 .

As a supplement, the inner wall of one side of the treatment box 2 and the outer wall of the bottom of the solid-liquid separation box 6 are fixed with the same delivery pipe 601 communicated with the delivery channel by bolts; the outer wall of the treatment box 2 is passed through The bolts are fixed with the collecting box 7 connected with the feeding pipe 601; the impurities exported by the screw conveyor 605 are introduced into the collecting box 7 through the feeding pipe 601 for collection.

When this embodiment is in use, after connecting the water delivery port 201 with an external flushing gun, etc., use the treated clean water drawn from the water delivery port 20 to wash the commercial concrete mixer truck and the mixing mechanism on the cleaning bottom plate 1, and rinse Sewage passes through the filter plate 3 to intercept large impurities and then enters the cleaning bottom plate 1 to accumulate. At the same time, the water pump 203 is started to pump the sewage in the cleaning bottom plate 1 into the treatment tank 2 through the water inlet 202 for treatment. Specifically: the sewage from the water inlet 202 enters the spiral deflector 4 in the treatment box 2, and the water flow diffuses and winds down by itself. During the downward movement, part of the liquid directly passes through the filter screen 401 and gushes out, falls on the surface of the fixed plate 11, and then passes through the square mouth. After the conical filter plate 5 filters impurities, it goes down. The impurities intercepted by the conical filter plate 5 will follow the surface of the inclined conical filter plate 5, and enter the solid-liquid separation box 6 through the material guide port 602, and the impurities intercepted by the filter screen 401 will also flow from the surface under the impulse of the water flow. The port 1101 enters the solid-liquid separation box 6 . The sewage entering the solid-liquid separation box 6 will flow along the surface of the distribution plate 14 to the separation chamber 603 to precipitate impurities, showing the phenomenon of upper liquid and lower layer impurities. When the liquid level in the separation chamber 603 is higher than the interception screen 604, the liquid will pass through Block the extravasation of the net plate 604. The liquid seeping out from the intercepting net plate 604 and the conical filter plate 5 gathers at the diversion port 1001 through the surface of the water collecting plate 10, and then flows into the fixed box 9. The orifice 902 is discharged into the clean water chamber 8, so that the wind impeller 901 passively drives the screw conveyor 605 to rotate, so as to convey the impurities discharged from the separation chamber 603 into the conveying channel, and guide them into the collecting box through the conveying pipe 601 within 7.

Example 2:

A commercial concrete production sewage circulation treatment system, as shown in Figure 4-5 and Figure 7-8, in order to discharge solid impurities; this embodiment makes the following additions on the basis of Embodiment 1: the bottom inner wall of the separation chamber 603 A blanking box 13 connected to the input end of the feeding channel is fixed, an inlet 1302 is provided on the top of the blanking box 13, and a plurality of discharge ports 1308 are provided at the bottom of the blanking box 13 in an annular array. The inside of the feed box 13 is provided with a quantitative discharge assembly; the impurities deposited on the inner wall of the bottom of the separation chamber 603 will enter the feed box 13 from the inlet 1302 to be filled, and when the set amount is reached, it will pass through the quantitative discharge assembly from the discharge port 1308 Discharged into the delivery channel, so that the screw conveyor 605 can guide it out.

Preferably, the screw conveyor 605 can be made of aluminum alloy; the screw conveyor 605 is light in weight, and the quantitative discharge assembly provided with it can make the wind impeller 901 stably drive the screw conveyor 605 to rotate under the impact of water flow, ensuring operation stability.

Further, the quantitative discharging assembly is composed of a guide post 1303 welded to the inner wall of the bottom of the feeding box 13, a tapered stopper 1306 that is slidably fitted with the outer wall of the guide post 1303 to block the delivery channel 1310, and welded to the The top of the tapered stopper 1306 is a 'T'-shaped support rod 1304, the collection box 1301 welded to the two ends of the support rod 1304, the mesh plate 1307 that forms a sliding fit with the inner wall of the collection box 1301, and the sleeve set on the outer wall of the guide post 1303 The elastic member 1309 and the delivery channel 1310 set on the inner wall of the feeding box 13 and connected to the discharge port 1308 are formed; the setting of the mesh plate 1307 can not only ensure the infiltration of the liquid, but also ensure that the collected material is solid. Impurities.

Preferably, the two ends of the elastic member 1309 are welded to the corresponding side of the lower material box 13 and the tapered stopper 1306;

As a supplement, a top block 1305 is welded on the top of the lower material box 13 directly below the two mesh plates 1307; since the density of sand particles and impurities is greater than that of water, they will settle on the bottom inner wall of the separation chamber 603 . When the collection box 1301 is full of particles and impurities, it will drive the conical stopper 1306 to be pressed and move down along the guide post 1303 through the support rod 1304, so that the delivery channel 1310 is exposed, thereby facilitating the accumulation of impurities on the surface of the conical stopper 1306 Automatic sliding, successively conveyed into the material conveying channel through the material conveying channel 1310 and the discharge port 1308, at the same time, the collecting box 1301 will be set outside the top block 1305, and the mesh plate 1307 inside it will be pushed by the top block 1305 The height of the moving position remains unchanged, but with the downward movement of the feeding box 13, the collected impurities in the mesh plate 1307 will be completely ejected. The guide post 1303 moves up to block the inlet 1302, so that the output end of the separation chamber 603 is closed, preventing the impurities on the top surface of the conical stopper 1306 from continuously being exported from the delivery channel 1310; The shape stopper 1306 can block and open the feeding channel 1310, and the structure is stable, which can effectively realize the untimely discharge of solid impurities.

Preferably, the elastic member 1309 can be a material such as a spring.

When this embodiment is in use, since the density of sand and gravel particles is greater than that of water, they will settle on the bottom inner wall of the separation chamber 603; The stopper 1306 moves down along with the guide post 1303 under pressure, so that the conveying channel 1310 is exposed, so that the impurities accumulated on the surface of the tapered stopper 1306 can slide automatically, and are successively transported to the conveying channel 1310 and the discharge port 1308. At the same time, the collection box 1301 will be sleeved outside the top block 1305, and the height of the mesh plate 1307 inside it will not change when it is moved by the top block 1305, but as the material box 13 moves down, the net The collected impurities in the orifice plate 1307 will be completely pushed out, and at this time, the conical stopper 1306 will reset and follow the guide column 1303 to move up under the push of the elastic member 1309, to block the inlet 1302, so that the output end of the separation chamber 603 is closed , to prevent impurities on the top surface of the tapered stopper 1306 from being continuously exported from the feeding channel 1310 .

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (10)

1. A commercial concrete production sewage circulation treatment system, comprising a cleaning floor (1) laid on the floor of the cleaning area, a treatment box (2) fixedly connected to the outer wall of the top of the cleaning floor (1), characterized in that the cleaning floor (1) is hollow, and comprises the screen plate (3) that is fixedly connected on its surrounding inner wall; One side of described treatment box (2) is fixedly connected with water inlet (202) and water delivery port (202) from top to bottom respectively. 201), and one end of the water inlet (202) is connected to the output end of the water pump (203) fixed on the top outer wall of the screen plate (3) through a conduit, and the input end of the water pump (203) is inserted into the cleaning bottom plate (1 )internal; The inside of the treatment box (2) is sequentially provided with a first-level solid-liquid separation part, a second-level solid-liquid separation part, and a third-level solid-liquid separation part from top to bottom, and the inner wall of the bottom of the treatment box (2). The mouth (201) is connected with the clear water chamber (8); the inside of the second-stage solid-liquid separation part is provided with a driving conveying structure and a quantitative discharge assembly. 2. A commercial concrete production sewage circulation treatment system according to claim 1, characterized in that the first-stage solid-liquid separation part includes a fixed plate (11) fixedly connected to the inner wall of one side of the treatment box (2), Fixedly connected to the spiral deflector (4) between the fixed plate (11) and the treatment box (2), and the filter screen (401) fixedly connected to the edge of the surface of the spiral deflector (4); The top surface of the fixed plate (11) is conical, and the fixed plate (11) is provided with a square opening near the top outer wall around; An opening (1101) is provided on the top outer wall of the fixing plate (11) directly below the output end of the spiral deflector (4). 3. A commercial concrete production sewage circulation treatment system according to claim 2, characterized in that, said secondary solid-liquid separation part comprises a solid-liquid separation box (6) fixedly connected to the inner wall of one side of the treatment box (2) ), a tapered filter plate (5) set on the outer wall of the solid-liquid separation box (6) and fixedly connected to the inner wall of one side of the treatment box (2), and a material guide port ( 602); The feed port of the solid-liquid separation box (6) communicates with the port (1101). 4. A commercial concrete production sewage circulation treatment system according to claim 3, characterized in that, the three-stage solid-liquid separation part includes a separation chamber (603) left on the inner wall of the top of the solid-liquid separation box (6) , the interception net plate (604) fixedly connected to the outer wall of one side of the solid-liquid separation box (6), the distribution plate (14) fixedly connected to the inner wall of the side of the separation chamber (603) in the shape of a '^', arranged on the distribution plate ( 14) internal oblique holes (1401); There is a gap of 0.5 cm between the two sides of the distribution plate (14) and the separation chamber (603). 5. A commercial concrete production wastewater circulation treatment system according to claim 4, characterized in that, a water collecting plate (10) is fixedly connected to the inner wall of one side of the treatment box (2); the treatment box (2) ) and the corresponding side of the solid-liquid separation box (6) are fixedly connected with the same fixed box (9), the bottom outer wall of the fixed box (9) is provided with a discharge port (902), and the water collecting plate (10) The output port and the input port of the fixed box (9) are fixedly connected with the same diversion port (1001). 6. The sewage circulation treatment system for commercial concrete production according to claim 5, characterized in that, the drive conveying structure is arranged inside the fixed box (9) and the solid-liquid separation box (6), which includes a rotating connection The wind impeller (901) on the inner wall of one side of the fixed box (9), the feed channel arranged on the bottom inner wall of the solid-liquid separation box (6), the screw conveyor (605) that is rotatably connected to one end of the feed channel, and the wind impeller One end of (901) is connected with an end of screw conveyor (605) by shaft; The intercepting net plate (604) is located above the water collecting plate (10), and the distribution plate (14) is below the horizontal line of the intercepting net plate (604). 7. A commercial concrete production sewage circulation treatment system according to claim 6, characterized in that, the bottom inner wall of the separation chamber (603) is fixed with a feeding box (13) connected to the input end of the conveying channel , the top of the blanking box (13) is provided with an inlet (1302), and the bottom of the blanking box (13) is provided with a plurality of discharge ports (1308) in an annular array; The quantitative discharging assembly is arranged inside the feeding box (13). 8. The sewage circulation treatment system for commercial concrete production according to claim 7, characterized in that, the quantitative discharging assembly consists of a guide column (1303) fixedly connected to the inner wall of the bottom of the feeding box (13), and a guide post (1303). The outer wall of the column (1303) forms a tapered block (1306) that is slidingly fitted, and is fixedly connected to the 'T'-shaped pole (1304) at the top of the tapered block (1306), and fixedly connected to the two ends of the pole (1304). The collection box (1301), the mesh plate (1307) that forms a sliding fit with the inner wall of the collection box (1301), the elastic member (1309) sleeved on the outer wall of the guide post (1303), and the outer wall of the lower material box (13) The inner wall is composed of a feed channel (1310) connected to the discharge port (1308); Both ends of the elastic member (1309) are fixedly connected to the corresponding side of the lower material box (13) and the tapered stopper (1306); A top block (1305) is fixedly connected to the top of the blanking box (13) directly below the two mesh plates (1307). 9. A commercial concrete production sewage circulation treatment system according to claim 3, characterized in that, the inner wall of one side of the treatment box (2) and the bottom outer wall of the solid-liquid separation box (6) are fixedly connected with the same A material delivery pipe (601) communicated with the material delivery channel; a collecting box (7) communicated with the material delivery pipe (601) is fixedly connected to one side outer wall of the treatment box (2). 10. The commercial concrete production wastewater circulation treatment system according to claim 1, characterized in that a liquid sensor (12) is fixedly connected to one inner wall of the clean water chamber (8).

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