CN212102247U - Small-size effluent treatment plant - Google Patents

Small-size effluent treatment plant Download PDF

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Publication number
CN212102247U
CN212102247U CN202020412937.0U CN202020412937U CN212102247U CN 212102247 U CN212102247 U CN 212102247U CN 202020412937 U CN202020412937 U CN 202020412937U CN 212102247 U CN212102247 U CN 212102247U
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inner barrel
small
barrel
sand
wastewater treatment
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CN202020412937.0U
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王彦红
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Shenzhen Hengda Xingye Environmental Protection & Technology Co ltd
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Shenzhen Hengda Xingye Environmental Protection & Technology Co ltd
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Abstract

The utility model relates to a waste water treatment technical field specifically discloses a small-size effluent treatment plant. The waste water treatment device comprises an outer barrel and an inner barrel, wherein the inner barrel is embedded in the outer barrel, a cavity between the inner barrel and the outer barrel is a settling zone, the inner barrel is a separation zone, at least one water inlet and one water outlet are formed in the inner barrel, the water outlet is fixedly connected with a drain pipe, a drain valve is arranged on the drain pipe, the drain pipe penetrates through the settling zone and extends to the outside of the waste water treatment device, a stirring device is arranged in the separation zone, a sand discharge port and a water return hole penetrating through the barrel wall are formed in the barrel wall of the inner barrel, a sand settling pond is arranged below the settling zone, and at least one sewage discharge port is formed in the sand settling pond. The small-sized wastewater treatment device has good filtering effect and is easy to clean, can effectively reduce the silt in the wastewater, avoids the blockage of a subsequent water purifying pipe network, and is suitable for the pretreatment of the sandy wastewater.

Description

Small-size effluent treatment plant
Technical Field
The utility model relates to a waste water treatment technical field especially relates to a small-size effluent treatment plant.
Background
The wastewater treatment is a process for purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage, generally adopts physical, chemical and biological methods for treatment, is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is also increasingly carried forward in daily life of common people.
The physical sewage treatment mainly comprises suspended and partial colloid, so the physical sewage treatment is generally called solid-liquid separation treatment of sewage, and generally adopts a grating, a screen or granular materials for filtration, but the filtration method is generally difficult to remove silt in the sewage, has poor effect on the sewage containing a large amount of silt, is easy to block in the separation process, has the defects of short service life and high maintenance cost, and the silt which is not separated enters subsequent treatment equipment or a water delivery pipeline network is easy to block and damage other equipment. In the prior art, a method for separating silt in sewage by arranging a large sedimentation tank or a desilting tank is adopted, but the method has large floor area and high construction and maintenance cost, and is not practical when a small amount of sewage is treated.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a small-size effluent treatment plant, small-size effluent treatment plant filter effect is good and easily clearance, can effectively reduce the silt in the waste water, avoid the jam of follow-up clean water pipe net, is applicable to the pretreatment of sandy waste water.
In order to achieve the technical effects, the utility model adopts the following technical scheme:
a small-sized wastewater treatment device comprises an outer barrel and an inner barrel, wherein the inner barrel is embedded in the outer barrel, a cavity between the inner barrel and the outer barrel is a precipitation area, the inner barrel is a separation area, the inner barrel is at least provided with a water inlet and a water outlet, the water outlet is fixedly connected with a drain pipe, the drain pipe is provided with a drain valve, the drain pipe penetrates through the precipitation area and extends to the outside of the wastewater treatment device, a stirring device is arranged in the separation area, the barrel wall of the inner barrel is provided with a sand discharge port and a water return hole which penetrate through the barrel wall, a sand settling tank is arranged below the precipitation area, the precipitation area is communicated with the sand settling tank through a plurality of through holes, the sand settling tank is at least provided with a sewage discharge port, and the sewage discharge port is provided with a sewage discharge; the small-sized wastewater treatment device makes silt enter a settling zone through the sand discharge port by stirring, and then the silt is precipitated into the sand settling tank by the through hole and discharged by the sewage discharge port, so that the blockage of a subsequent water purifying pipe network is avoided.
Furthermore, the bottom of the inner barrel is provided with a mounting cavity, a motor and a controller are arranged in the mounting cavity, the output end of the motor extends out of the mounting cavity and is connected with a stirring shaft, and a plurality of impellers are fixedly connected to the stirring shaft.
Furthermore, a liquid level sensor is arranged on the side wall of the inner barrel, the liquid level sensor is arranged at the upper part of the inner barrel, the output end of the liquid level sensor is connected with the input end of a controller, and the output end of the controller is connected with the input end of a motor; when the liquid level of the small-sized wastewater treatment device reaches the detection standard of the liquid level sensor, the liquid level sensor sends a signal to the controller, and the controller controls the motor to start to treat wastewater.
Furthermore, a pressure sensor is arranged at the upper part of the sand basin, the output end of the pressure sensor is connected with the input end of a controller, and the output end of the controller is connected with the input end of a blow-down valve; when silt in the desilting basin subsides highly the cover during pressure sensor, pressure that pressure sensor detected changes pressure sensor promptly to the controller signals, the controller is controlled promptly the valve is opened, discharges silt in the desilting basin.
Furthermore, the bottom surface of the sand basin is slope surface, and the sewage outlet is arranged at the lowest position of the sand basin, so that the silt can be discharged conveniently.
Further, the water inlet is arranged at the top of the inner barrel.
Further, arrange sand mouth's minimum width and be 1mm-15m, just the diameter in return water hole is 0.2mm-1mm, the diameter in return water hole is preferred 0.2mm-0.8mm, the maximum diameter of silt is less than row sand mouth's minimum width, silt can via behind row sand mouth entering exocoel the through-hole deposit get into in the desilting pond to reduce the jam probability of clean water pipeline and equipment, prolong follow-up equipment's life and the clearance degree of difficulty.
Furthermore, a plurality of arc-shaped guide plates are arranged on the outer wall of the inner barrel along the water flow direction, and the arc-shaped guide plates are used for guiding the wastewater in the outer cavity, so that the sediment in the outer cavity is prevented from entering the inner barrel through the sediment outlet again.
Furthermore, the arc-shaped guide plates are arranged on two sides of the sand discharge port, so that the probability that sediment enters the inner barrel is effectively reduced.
Furthermore, the sand discharge port is in a straight shape and is vertically arranged.
Compared with the prior art, the beneficial effects of the utility model include: the sand-containing wastewater treatment device has good treatment capacity, simple structural design, stable operation, long service life and low manufacturing cost, can effectively reduce the blocking probability while playing a role in separation, and is convenient for cleaning precipitated sand.
Drawings
FIG. 1 is a schematic view of an external structure of a small-sized wastewater treatment facility according to an embodiment of the present invention;
FIG. 2 is a sectional view of a small-sized wastewater treatment facility in a vertical direction according to an embodiment of the present invention;
FIG. 3 is a schematic view of a partial structure of a baffle plate of a small-sized wastewater treatment device according to an embodiment of the present invention;
the reference signs are: 10 is an outer barrel, 101 is a through hole, 20 is an inner barrel, 201 is a water inlet, 202 is a water discharge pipe, 203 is a controller, 204 is a motor, 206 is a stirring shaft, 207 is an impeller, 208 is a sand discharge port, 209 is a water return hole, 210 is a liquid level sensor, 211 is an arc-shaped guide plate, 30 is a sand settling tank, 301 is a pressure sensor, and 303 is a blow-off valve.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 3, the small-sized wastewater treatment device provided by this embodiment includes an outer barrel 10 and an inner barrel 20, the inner barrel 20 is embedded inside the outer barrel 10, a cavity between the inner barrel 20 and the outer barrel 10 is a settling zone, the inner barrel 20 is a separation zone, the inner barrel 20 is provided with at least one water inlet 201 and a water outlet, the water outlet is fixedly connected with a drain pipe 202, the drain pipe 202 is provided with a drain valve, the drain pipe 202 passes through the settling zone and extends to the outside of the wastewater treatment device, the separation zone is provided with a stirring device, a wall of the inner barrel 20 is provided with a sand discharge port 208 and a water return hole 209 penetrating through the wall, a settling basin 30 is provided below the settling zone, the settling zone and the settling basin are communicated through a plurality of through holes 101, and the settling basin 30 is provided with at least one drain outlet, a drain valve 303 is arranged on the drain outlet; the small-sized wastewater treatment device makes silt enter a settling zone through the sand discharge port 208 by stirring, and then through the through hole 101, the silt is precipitated into the sand settling tank 30 and discharged through a sewage discharge port, so that the blockage of a subsequent water purification pipe network is avoided.
In this embodiment, the bottom of the inner barrel 20 is provided with a mounting cavity, a motor 204 and a controller 203 are arranged in the mounting cavity, an output end of the motor 204 extends out of the mounting cavity and is connected with a stirring shaft 206, and a plurality of impellers 207 are fixedly connected to the stirring shaft 206.
In this embodiment, a liquid level sensor 210 is disposed on a side wall of the inner tub 20, the liquid level sensor is disposed on an upper portion of the inner tub 20, an output end of the liquid level sensor 210 is connected with an input end of a controller 203, and an output end of the controller 203 is connected with an input end of a motor 204; when the liquid level of the small-sized wastewater treatment device reaches the detection standard of the liquid level sensor 210, the liquid level sensor 210 sends a signal to the controller 203, and the controller 203 controls the motor 204 to start to process wastewater.
In this embodiment, a pressure sensor 301 is disposed at the upper part of the sand basin 30, the output end of the pressure sensor 301 is connected with the input end of the controller 203, and the output end of the controller 203 is connected with the input end of a blowdown valve 303; when silt in the desilting basin 30 subsides highly the cover during pressure sensor 301, pressure that pressure sensor 301 detected changes, pressure sensor 301 promptly to controller 203 signals, controller 203 controls promptly the valve is opened, discharges the silt in the desilting basin 30.
In this embodiment, the bottom surface of the sand basin 30 is provided with a slope surface, and the sewage outlet is arranged at the lowest position of the sand basin 30, so that silt can be discharged conveniently.
In this embodiment, the angle between the slope and the horizontal plane is 15-50 °.
In this embodiment, the water inlet 201 is provided at the top of the inner tub 20.
In this embodiment, arrange sand mouth 208's minimum width and be 1mm-15m, just return water hole 209's diameter is 0.2mm-0.8mm, the maximum diameter of silt is less than row sand mouth 208's minimum width, silt can via behind row sand mouth 208 gets into the settling zone through-hole 101 deposit get into in the desilting basin 30, and the water in the settling zone then gets back to the disengagement zone through return water hole 209 in to reduce the jam probability of clean water pipeline and equipment, prolong the life and the clearance degree of difficulty of follow-up equipment.
Silt enters the outer cavity through the sand discharge port 208 and then can enter the desilting basin 30 through the sediment of the through hole 101, so that the blocking probability of a water purifying pipeline and equipment is reduced, the service life of subsequent equipment is prolonged, and the cleaning difficulty is reduced.
In this embodiment, a plurality of arc-shaped guide plates 211 are disposed on the outer wall of the inner barrel 20 along the water flow direction, and the arc-shaped guide plates 211 are used for guiding the wastewater in the outer chamber, so as to prevent the sediment in the outer chamber from entering the inner barrel 20 through the sediment outlet 208 again.
In this embodiment, the arc-shaped guide plates 211 are disposed at two sides of the sand discharge port 208, so as to effectively reduce the probability of sand entering the inner barrel 20.
In this embodiment, the sand discharge port 208 is in a shape of a straight line and is vertically disposed.
The principle of the utility model is that: waste water gets into interior bucket 20 via water inlet 201, when the waste water liquid level reaches level sensor 210's detection standard, starts to begin to handle waste water by controller 203 control motor 204, motor 204 drives (mixing) shaft 206 and impeller 207 and rotates, and silt is because the centrifugal action via arrange husky mouth 208 entering sedimentation chamber, reduces because the centrifugal force that silt was received at the sedimentation chamber, because the action of gravity gets into in the grit chamber through-hole 101, highly covers when silt in grit chamber 30 during pressure sensor 301, pressure sensor 301 can be to controller 203 signals because the pressure variation that detects, controller 203 control blowoff valve 303 is opened, and silt via the drain is discharged.
Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims (9)

1. A small-sized wastewater treatment device is characterized in that: the waste water treatment device comprises an outer barrel (10) and an inner barrel (20), wherein the inner barrel (20) is embedded in the outer barrel (10), a cavity between the inner barrel (20) and the outer barrel (10) is a settling zone, a separation zone is arranged in the inner barrel (20), at least one water inlet (201) and one water outlet are arranged on the inner barrel (20), a drain pipe (202) is fixedly connected with the water outlet, a drain valve is arranged on the drain pipe (202), the drain pipe (202) penetrates through the settling zone and extends to the outside of the waste water treatment device, a stirring device is arranged in the separation zone, a sand discharge port (208) and a water return hole (209) penetrating through the barrel wall are arranged on the barrel wall of the inner barrel (20), a sand settling pond (30) is arranged below the settling zone, the settling zone is communicated with the sand settling pond (30) through a plurality of through holes (101), and at least one sewage discharge port is arranged on the sand settling pond (30, and a drain valve (303) is arranged on the drain outlet.
2. A small-sized wastewater treatment facility according to claim 1, wherein: the bottom of the inner barrel (20) is provided with a mounting cavity, a motor (204) and a controller (203) are arranged in the mounting cavity, the output end of the motor (204) extends out of the mounting cavity and is connected with a stirring shaft (206), and a plurality of impellers (207) are fixedly connected to the stirring shaft (206).
3. A small-sized wastewater treatment facility according to claim 2, wherein: the side wall of the inner barrel (20) is provided with a liquid level sensor (210), the liquid level sensor is arranged at the upper part of the inner barrel (20), the output end of the liquid level sensor (210) is connected with the input end of a controller (203), and the output end of the controller (203) is connected with the input end of a motor (204).
4. A small-sized wastewater treatment facility according to claim 2, wherein: the upper portion of desilting pond (30) is provided with pressure sensor (301), the output of pressure sensor (301) is connected with the input of controller (203), the output of controller (203) is connected with the input of blowoff valve (303).
5. A small-sized wastewater treatment facility according to claim 1, wherein: the bottom surface of the sand basin (30) is a slope surface, and the sewage outlet is arranged at the lowest part of the sand basin (30).
6. A small-sized wastewater treatment facility according to claim 1, wherein: the water inlet (201) is arranged at the top of the inner barrel (20).
7. A small-sized wastewater treatment facility according to claim 1, wherein: the minimum width of the sand discharge port (208) is 1mm-15mm, and the diameter of the water return hole (209) is 0.2mm-0.5 mm.
8. A small-sized wastewater treatment facility according to claim 1, wherein: the outer wall of the inner barrel (20) is provided with a plurality of arc-shaped guide plates (211) along the water flow direction.
9. A small-sized wastewater treatment facility according to claim 8, wherein: the arc guide plates (211) are arranged on two sides of the sand discharge port (208).
CN202020412937.0U 2020-03-27 2020-03-27 Small-size effluent treatment plant Active CN212102247U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020412937.0U CN212102247U (en) 2020-03-27 2020-03-27 Small-size effluent treatment plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020412937.0U CN212102247U (en) 2020-03-27 2020-03-27 Small-size effluent treatment plant

Publications (1)

Publication Number Publication Date
CN212102247U true CN212102247U (en) 2020-12-08

Family

ID=73638455

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020412937.0U Active CN212102247U (en) 2020-03-27 2020-03-27 Small-size effluent treatment plant

Country Status (1)

Country Link
CN (1) CN212102247U (en)

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