CN210764703U - Industrial wastewater treatment sedimentation tank - Google Patents
Industrial wastewater treatment sedimentation tank Download PDFInfo
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- CN210764703U CN210764703U CN201921154435.6U CN201921154435U CN210764703U CN 210764703 U CN210764703 U CN 210764703U CN 201921154435 U CN201921154435 U CN 201921154435U CN 210764703 U CN210764703 U CN 210764703U
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Abstract
The utility model relates to the technical field of wastewater treatment, in particular to an industrial wastewater treatment sedimentation tank, which comprises a sedimentation tank body, a flow wall, a sedimentation device, a flow rectification wall and a foam scraping device; the utility model has small occupied area, effectively pre-treats the waste water and prevents the waste water pollution; the adaptability is strong, the device can adapt to high-concentration wastewater, can continuously work for 24 hours every day, and is stable and reliable in operation; scrape the foam device and scrape the foam to the collection foam chest in, utilize spray set to carry out centralized processing in removing the foam chest, consequently can eliminate a large amount of foams, avoid the condition that the foam flies all the day, also alleviate follow-up biological treatment's burden, in addition, set up the honeycomb swash plate in removing the foam sedimentation tank, increased unit surface area, reynolds number between the swash plate is little, has reduced the interference of reverse flow, does benefit to the suspended solid and subsides, reduces the sedimentation tank volume. The bottom of the sedimentation tank body is provided with a plurality of sludge thickening hoppers, the bottom of each sludge thickening hopper is provided with a sludge discharge pipe, and each sludge thickening hopper discharges sludge independently, so that the sludge discharge is more convenient.
Description
Technical Field
The utility model relates to a waste water treatment technical field, concretely relates to industrial wastewater handles sedimentation tank.
Background
The industrial wastewater has large water volume and water quality pollution amount, large discharge amount, wide pollution range, complex discharge mode and large water consumption for industrial production, and a part of production water carries raw materials, intermediate products, byproducts, end products and the like and is discharged out of factories; the pollutants are various, the concentration fluctuation range is large, and the industrial products are various; the migration change rules of the discharged pollutants are greatly different, the properties of various pollutants contained in the industrial wastewater are greatly different, and some of the pollutants also have stronger toxicity, larger accumulation and higher stability; recovery is difficult, and once the water body is polluted, even if the discharge of pollutants is reduced or stopped, a long time is still needed for recovering the original state.
The sedimentation tank is a structure for removing suspended matters in water by using sedimentation, and is widely applied to industrial wastewater treatment, but because industrial wastewater contains a large amount of protein, a large amount of foam is generated by extremely fine stirring, the foam is difficult to remove in the conventional sedimentation tank, mud is difficult to discharge, and therefore, the defoaming sedimentation tank for industrial wastewater treatment is provided.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a sedimentation tank for high-efficient industrial wastewater treatment is provided, simple structure, area is little, effectively administers in advance waste water, prevents waste water pollution.
In order to solve the technical problem, the utility model discloses a technical scheme be: the industrial wastewater treatment sedimentation tank is characterized by comprising a sedimentation tank body, a flow wall, a sedimentation device, a flow rectification wall and a foam scraping device;
the bottom of the sedimentation tank body is provided with a water inlet, the upper part of the sedimentation tank body, which is far away from the water inlet, is provided with a water outlet and a defoaming groove, and the defoaming groove is positioned right above the water outlet;
the flow through wall is arranged on one side of the water inlet, and a plurality of overflow holes are formed in the upper part of the flow through wall;
the sedimentation device is arranged on one side of the flow-through wall, which is far away from the water inlet, a plurality of honeycomb inclined plates are arranged in the sedimentation device, a plurality of sludge concentration hoppers are arranged on the sedimentation tank body below the sedimentation device, and the sludge concentration hoppers are all connected with corresponding blow-off pipes;
the rectifying wall is arranged on one side of the sedimentation device far away from the flow through wall;
the foam scraping device is arranged at the top of the sedimentation tank body, and a spraying device is arranged on one side, close to the foam removing groove, of the sedimentation tank body.
Wherein, the bottom of the sedimentation device is provided with a vibrator.
The foam scraping device comprises a motor, a chain and a scraper, the motor is connected with the scraper through the chain, and an output shaft of the motor rotates clockwise.
The spraying device comprises a spraying pipe and a spraying support, the spraying support is installed on one side of the upper end of the sedimentation tank body, and the upper end of the spraying support is connected with the spraying pipe.
Wherein, the sedimentation tank body is two-layer structure inside and outside, and the inlayer is reinforced concrete layer, the inlayer is the cement mortar layer, and the surface on this cement mortar layer still is scribbled and is equipped with polyurethane waterproof coating layer.
Wherein, a slag remover is arranged above the water inlet.
Wherein, an air floatation machine is arranged above the sedimentation device.
The top of sedimentation tank body still is equipped with the workstation, the workstation is connected with the cat ladder.
The inner flocculating agent adding box is an annular box, and more than 2 nozzles are arranged on the inner flocculating agent adding box and are uniformly distributed in the circumferential direction.
Wherein, the nozzle is provided with an electromagnetic valve.
The beneficial effects of the utility model reside in that: the utility model has simple structure and small occupied area, effectively pre-treats the waste water and prevents the waste water pollution; the adaptability is strong, the device can adapt to high-concentration wastewater, can continuously work for 24 hours every day, and is stable and reliable in operation; scrape the foam device and scrape the foam to the collection foam chest in, utilize spray set to carry out centralized processing in removing the foam chest, consequently can eliminate a large amount of foams, avoid the condition that the foam flies all the day, also alleviate follow-up biological treatment's burden, in addition, set up the honeycomb swash plate in removing the foam sedimentation tank, increased unit surface area, reynolds number between the swash plate is little, has reduced the interference of reverse flow, does benefit to the suspended solid and subsides, reduces the sedimentation tank volume. The bottom of the sedimentation tank body is provided with a plurality of sludge thickening hoppers, the bottom of each sludge thickening hopper is provided with a sludge discharge pipe, and each sludge thickening hopper discharges sludge independently, so that the sludge discharge is more convenient.
Drawings
FIG. 1 is a schematic structural view of an industrial wastewater treatment sedimentation tank according to an embodiment of the present invention;
FIG. 2 is a top view of a foam scraping device of an industrial wastewater treatment sedimentation basin according to an embodiment of the present invention;
description of reference numerals:
1. a sedimentation tank body; 11. a water inlet; 12. a water outlet; 13. a defoaming tank; 14. a sludge concentration hopper; 141. A blow-off pipe; 15. a spraying device;
2. a flow-through wall; 21. an overflow aperture;
3. a precipitation device;
4. a rectification wall;
5. a foam scraping device; 51. a motor; 52. a chain; 53. a scraper.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: the sedimentation device is arranged on one side of the flow-through wall, which is far away from the water inlet, a plurality of honeycomb inclined plates are arranged in the sedimentation device, a plurality of sludge concentration hoppers are arranged on the sedimentation tank body below the sedimentation device, and the sludge concentration hoppers are all connected with corresponding blow-off pipes; the foam scraping device is arranged at the top of the sedimentation tank body, and a spraying device is arranged on one side, close to the foam removing groove, of the sedimentation tank body.
Referring to fig. 1 and 2, the industrial wastewater treatment sedimentation tank of the present invention includes a sedimentation tank body 1, a flow wall 2, a sedimentation device 3, a flow rectification wall 4 and a foam scraping device 5;
the bottom of the sedimentation tank body 1 is provided with a water inlet 11, the upper part of the sedimentation tank body 1, which is far away from the water inlet 11, is provided with a water outlet 12 and a defoaming groove 13, and the defoaming groove 13 is positioned right above the water outlet 12;
the flow through wall 2 is arranged at one side of the water inlet 11, and a plurality of overflow holes 21 are formed in the upper part of the flow through wall 2;
the sedimentation device 3 is arranged on one side of the flow-through wall 2 far away from the water inlet 11, a plurality of honeycomb inclined plates are arranged inside the sedimentation device 3, a plurality of sludge concentration hoppers 14 are arranged on the sedimentation tank body 1 below the sedimentation device 3, and the sludge concentration hoppers 14 are all connected with corresponding sewage discharge pipes 141;
the rectifying wall 4 is arranged on one side of the sedimentation device 3 far away from the flow-through wall 2;
the foam scraping device 5 is arranged at the top of the sedimentation tank body 1, and a spraying device 15 is arranged on one side, close to the foam removing groove 13, of the sedimentation tank body 1.
The working principle of the industrial wastewater treatment sedimentation tank is as follows: the wastewater enters from a water inlet 11 at the bottom of the sedimentation tank body 1 and then passes through the flow-through wall 2 through an overflow hole 21, a sedimentation device 3 is arranged on one side of the flow-through wall 2, a plurality of honeycomb inclined plates are arranged inside the sedimentation device 3, the honeycomb inclined plates enable suspended impurities in the wastewater to be precipitated, the impurities slide to the bottom of the tank along the honeycomb inclined plates under the action of self gravity, and then are collected in a centralized manner by a sludge concentration hopper 14 and finally are discharged by a discharge pipe 141 for recycling; a rectifying wall 4 is arranged on one side of the precipitation device 3, and the rectifying wall 4 changes the direction of water flow, so that suspended impurities are beneficial to precipitation; a large amount of foam generated by the wastewater in the working process of the sedimentation tank is scraped and collected into a foam removing groove 13 by a foam scraping device 5, and the foam is washed by a spraying device 15 on the foam removing groove 13; the treated wastewater is discharged through a water discharge port 12 formed at the upper portion of the settling pond body 1.
As can be seen from the above description, the utility model has the advantages that: the utility model has simple structure and small occupied area, effectively pre-treats the waste water and prevents the waste water pollution; the adaptability is strong, the device can adapt to high-concentration wastewater, can continuously work for 24 hours every day, and is stable and reliable in operation; scrape the foam device and scrape the foam to the collection foam chest in, utilize spray set to carry out centralized processing in removing the foam chest, consequently can eliminate a large amount of foams, avoid the condition that the foam flies all the day, also alleviate follow-up biological treatment's burden, in addition, set up the honeycomb swash plate in removing the foam sedimentation tank, increased unit surface area, reynolds number between the swash plate is little, has reduced the interference of reverse flow, does benefit to the suspended solid and subsides, reduces the sedimentation tank volume. The bottom of the sedimentation tank body is provided with a plurality of sludge thickening hoppers, the bottom of each sludge thickening hopper is provided with a sludge discharge pipe, and each sludge thickening hopper discharges sludge independently, so that the sludge discharge is more convenient.
Further, a vibrator is arranged at the bottom of the settling device 3.
As can be seen from the above description, through the arrangement of the vibrator, the settled impurities can more easily slide down to the bottom of the sedimentation tank body along the honeycomb inclined plate and are collected in a centralized manner.
Further, the foam scraping device 5 comprises a motor 51, a chain 52 and a scraper 53, the motor 51 is connected with the scraper 53 through the chain 52, and an output shaft of the motor 51 rotates clockwise.
Further, the spraying device 15 comprises a spraying pipe and a spraying support, the spraying support is installed on one side of the upper end of the sedimentation tank body 1, and the upper end of the spraying support is connected with the spraying pipe.
Further, sedimentation tank body 1 is two-layer structure inside and outside, and the inlayer is reinforced concrete layer, the skin is the cement mortar layer, and this cement mortar layer's surface is still scribbled and is equipped with polyurethane waterproof coating layer.
According to the description, the special sedimentation tank body structure ensures that the bottom and the side wall of the sedimentation tank body cannot leak, the anti-leakage performance is good, the bottom structure is firmer, and the service life of the sedimentation tank body is greatly prolonged.
Furthermore, a slag remover is arranged above the water inlet 11.
As can be seen from the above description, through the setting of the slag salvaging device, suspended matters in the wastewater can be primarily salvaged.
Further, an air floatation machine is arranged above the sedimentation device 3.
As can be seen from the above description, through the arrangement of the air flotation machine, the oil-water separation can be realized.
Further, the top of sedimentation tank body 1 still is equipped with the workstation, the workstation is connected with the cat ladder.
Further, an inner flocculating agent adding box is arranged on the flow-through wall 2 above the precipitation device 3, the inner flocculating agent adding box is an annular box, more than 2 nozzles are arranged on the inner flocculating agent adding box, and the nozzles are uniformly distributed in a circumferential manner.
According to the description, the arrangement of the annular internal flocculant adding box enables the spraying of the flocculant to be more uniform, the contact area of the flocculant and wastewater to be larger, and the flocculation sedimentation effect to be better.
Furthermore, an electromagnetic valve is arranged on the nozzle.
As can be seen from the above description, the spraying of the flocculant can be effectively controlled by the solenoid valve.
Referring to fig. 1 and fig. 2, a first embodiment of the present invention is:
an industrial wastewater treatment sedimentation tank comprises a sedimentation tank body 1, a flow wall 2, a sedimentation device 3, a flow rectification wall 4 and a foam scraping device 5;
the bottom of the sedimentation tank body 1 is provided with a water inlet 11, the upper part of the sedimentation tank body 1, which is far away from the water inlet 11, is provided with a water outlet 12 and a defoaming groove 13, and the defoaming groove 13 is positioned right above the water outlet 12;
the flow through wall 2 is arranged at one side of the water inlet 11, and a plurality of overflow holes 21 are formed in the upper part of the flow through wall 2;
the sedimentation device 3 is arranged on one side of the flow-through wall 2 far away from the water inlet 11, a plurality of honeycomb inclined plates are arranged inside the sedimentation device 3, a plurality of sludge concentration hoppers 14 are arranged on the sedimentation tank body 1 below the sedimentation device 3, and the sludge concentration hoppers 14 are all connected with corresponding sewage discharge pipes 141;
the rectifying wall 4 is arranged on one side of the sedimentation device 3 far away from the flow-through wall 2;
the foam scraping device 5 is arranged at the top of the sedimentation tank body 1, and a spraying device 15 is arranged on one side of the sedimentation tank body 1 close to the foam removing groove 13;
the bottom of the settling device 3 is provided with a vibrator;
the foam scraping device 5 comprises a motor 51, a chain 52 and a scraper 53, wherein the motor 51 is connected with the scraper 53 through the chain 52, and an output shaft of the motor 51 rotates clockwise;
the spraying device 15 comprises a spraying pipe and a spraying bracket, the spraying bracket is arranged on one side of the upper end of the sedimentation tank body 1, and the upper end of the spraying bracket is connected with the spraying pipe;
the sedimentation tank body 1 is of an inner layer structure and an outer layer structure, the inner layer is a reinforced concrete layer, the outer layer is a cement mortar layer, and a polyurethane waterproof coating layer is further coated on the outer surface of the cement mortar layer;
a slag remover is arranged above the water inlet 11;
an air floatation machine is arranged above the precipitation device 3;
the top of the sedimentation tank body 1 is also provided with a workbench, and the workbench is connected with a crawling ladder;
an inner flocculating agent adding box is arranged on the flow-through wall 2 above the sedimentation device 3, the inner flocculating agent adding box is an annular box, more than 2 nozzles are arranged on the inner flocculating agent adding box, and the nozzles are uniformly distributed on the circumference;
and the nozzle is provided with an electromagnetic valve.
In conclusion, the utility model has simple structure and small occupied area, effectively pre-treats the waste water and prevents the waste water pollution; the adaptability is strong, the device can adapt to high-concentration wastewater, can continuously work for 24 hours every day, and is stable and reliable in operation; scrape the foam device and scrape the foam to the collection foam chest in, utilize spray set to carry out centralized processing in removing the foam chest, consequently can eliminate a large amount of foams, avoid the condition that the foam flies all the day, also alleviate follow-up biological treatment's burden, in addition, set up the honeycomb swash plate in removing the foam sedimentation tank, increased unit surface area, reynolds number between the swash plate is little, has reduced the interference of reverse flow, does benefit to the suspended solid and subsides, reduces the sedimentation tank volume. The bottom of the sedimentation tank body is provided with a plurality of sludge concentration hoppers, the bottom of each sludge concentration hopper is provided with a sludge discharge pipe, and each sludge concentration hopper discharges sludge independently, so that the sludge discharge is more convenient;
through the arrangement of the vibrator, the settled impurities can more easily slide to the bottom of the sedimentation tank body along the honeycomb inclined plate and are collected in a centralized manner;
the special sedimentation tank body structure ensures that the bottom and the side wall of the sedimentation tank body cannot leak, the anti-seepage performance is good, the bottom structure is firmer, and the service life of the sedimentation tank body is greatly prolonged;
suspended matters in the wastewater can be primarily salvaged through the arrangement of the slag salvaging device;
the oil-water separation can be realized through the arrangement of the air flotation machine;
through the setting of flocculating agent interpolation case in the annular for the blowout of flocculating agent is more even, makes the area of contact of flocculating agent and waste water bigger, and the flocculation sedimentation effect is better.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (10)
1. The industrial wastewater treatment sedimentation tank is characterized by comprising a sedimentation tank body, a flow wall, a sedimentation device, a flow rectification wall and a foam scraping device;
the bottom of the sedimentation tank body is provided with a water inlet, the upper part of the sedimentation tank body, which is far away from the water inlet, is provided with a water outlet and a defoaming groove, and the defoaming groove is positioned right above the water outlet;
the flow through wall is arranged on one side of the water inlet, and a plurality of overflow holes are formed in the upper part of the flow through wall;
the sedimentation device is arranged on one side of the flow-through wall, which is far away from the water inlet, a plurality of honeycomb inclined plates are arranged in the sedimentation device, a plurality of sludge concentration hoppers are arranged on the sedimentation tank body below the sedimentation device, and the sludge concentration hoppers are all connected with corresponding blow-off pipes;
the rectifying wall is arranged on one side of the sedimentation device far away from the flow through wall;
the foam scraping device is arranged at the top of the sedimentation tank body, and a spraying device is arranged on one side, close to the foam removing groove, of the sedimentation tank body.
2. The industrial wastewater treatment settling tank of claim 1, wherein a vibrator is provided at the bottom of the settling device.
3. The industrial wastewater treatment sedimentation tank of claim 1, wherein the froth scraping device comprises a motor, a chain and a scraper, the motor is connected with the scraper through the chain, and an output shaft of the motor rotates clockwise.
4. The industrial wastewater treatment sedimentation tank of claim 1, wherein the spray device comprises a spray pipe and a spray bracket, the spray bracket is mounted on one side of the upper end of the sedimentation tank body, and the spray pipe is connected to the upper end of the spray bracket.
5. The industrial wastewater treatment sedimentation tank of claim 1, wherein the sedimentation tank body has an inner and outer layer structure, the inner layer is a reinforced concrete layer, the outer layer is a cement mortar layer, and a polyurethane waterproof coating layer is further coated on the outer surface of the cement mortar layer.
6. The industrial wastewater treatment settling pond of claim 1, wherein a slag scoop is disposed above the water inlet.
7. The industrial wastewater treatment sedimentation tank of claim 1, wherein an air flotation machine is provided above the sedimentation device.
8. The industrial wastewater treatment sedimentation tank of claim 1, wherein a work table is further provided on the top of the sedimentation tank body, and the work table is connected with a ladder.
9. The industrial wastewater treatment sedimentation tank of claim 1, wherein an inner flocculant addition tank is arranged on the flow through wall above the sedimentation device, the inner flocculant addition tank is an annular tank, and more than 2 nozzles are arranged on the inner flocculant addition tank and are uniformly distributed circumferentially.
10. The industrial wastewater treatment settling pond of claim 9, wherein the nozzle is provided with an electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154435.6U CN210764703U (en) | 2019-07-22 | 2019-07-22 | Industrial wastewater treatment sedimentation tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921154435.6U CN210764703U (en) | 2019-07-22 | 2019-07-22 | Industrial wastewater treatment sedimentation tank |
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| CN210764703U true CN210764703U (en) | 2020-06-16 |
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| CN201921154435.6U Active CN210764703U (en) | 2019-07-22 | 2019-07-22 | Industrial wastewater treatment sedimentation tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115583703A (en) * | 2022-10-25 | 2023-01-10 | 陕西建工第十六建设有限公司 | Water works is with novel water purification sediment device |
-
2019
- 2019-07-22 CN CN201921154435.6U patent/CN210764703U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115583703A (en) * | 2022-10-25 | 2023-01-10 | 陕西建工第十六建设有限公司 | Water works is with novel water purification sediment device |
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