CN215439833U - Device for reducing sludge production of food wastewater - Google Patents
Device for reducing sludge production of food wastewater Download PDFInfo
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- CN215439833U CN215439833U CN202121161160.6U CN202121161160U CN215439833U CN 215439833 U CN215439833 U CN 215439833U CN 202121161160 U CN202121161160 U CN 202121161160U CN 215439833 U CN215439833 U CN 215439833U
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Abstract
The utility model provides a device for reducing the sludge production amount of food wastewater, which belongs to the technical field of sewage treatment and comprises an anaerobic device, a water inlet pipe, a lift pump, a water inlet distributor, a sedimentation tank, a sludge reflux pump, a sludge reflux water inlet pipe and a sludge reflux water distributor, wherein the water inlet distributor and the sludge reflux water distributor are arranged at the bottom of the anaerobic device, the water inlet pipe is communicated with the water inlet distributor, the lift pump is arranged on the water inlet pipe, the sedimentation tank is arranged beside the anaerobic device, the bottom of the sedimentation tank is connected with one end of the sludge reflux water inlet pipe, the other end of the sludge reflux water inlet pipe is connected with the sludge reflux water distributor, and the sludge reflux pump is arranged on the sludge reflux water inlet pipe. The device has the beneficial effects of reducing the sludge production, improving the sludge concentration of the anaerobic tank, improving the anaerobic efficiency, further improving the biodegradability of food wastewater, reducing the impact load on subsequent aerobic treatment, reducing the sludge production of the food wastewater and having simple structure.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, and particularly relates to a device for reducing the sludge generation amount of food wastewater.
Background
The food industry is the first industry in modern industrial systems in China and is also the first food industry in the world. The method has the advantages that the method benefits from the promotion of national expansion internal demand policies, the continuous increase of income levels of urban and rural residents, the gradual release of food demand rigidity and supply side structural reform and dividends and the internal economy circulation, the food industry of China still steadily increases in the future, the industrial scale steadily expands, and the basic situation of 'largest chassis and most stable development' is continuously kept in the national industrial system.
Meanwhile, with the continuous improvement of the economic level of China, the living level of people is increasingly improved, the environmental awareness of people is strong, and the idea that 'green water Qingshan is the Jinshan Yinshan' sustainable development is proposed in the nineteen reports of our Party in 2017.
With the continuous strictness of the environmental protection policy and the continuous expansion of the food industry, the problem of the food industry can not be solved by the early environmental protection technology, and the high-efficiency sewage treatment technology is required to appear for the enterprises with the food pollution.
Among various environmental protection technologies, the anaerobic technology has the advantages of low operating cost, strong impact load resistance, no sludge generation and the like, which are not possessed by other technologies, so that the improvement of the efficiency of the anaerobic technology is the next breakthrough of the environmental protection technology.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the defects in the prior art, provides a device for reducing the sludge generation amount of food wastewater, and overcomes the problems in the background art.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model provides a reduce device of food waste water's mud production volume, it includes anaerobic device, inlet tube, elevator pump, the water distributor of intaking, sedimentation tank, sludge reflux pump, mud backward flow inlet tube, mud backward flow water distributor, and water distributor and the setting of mud backward flow water distributor of intaking are in anaerobic device's bottom, inlet tube and water distributor intercommunication of intaking, the elevator pump sets up on the inlet tube, the sedimentation tank sets up by anaerobic device, the bottom of sedimentation tank is connected with the one end of mud backward flow inlet tube, and the other end and the mud backward flow water distributor of mud backward flow inlet tube are connected, and the setting of mud backward flow pump is on the mud backward flow inlet tube.
Preferably, the sludge return water distributor is positioned above the water inlet water distributor.
Preferably, the sedimentation tank comprises a first grid sludge hopper, and the sludge return water inlet pipe is connected with the first grid sludge hopper.
Preferably, the sedimentation tank is provided with an observation window.
Preferably, a ladder stand is arranged beside the observation window
Compared with the prior art, the utility model has the beneficial effects that:
the device can reduce the mud production volume, improves the mud concentration in anaerobism pond, improves the anaerobism efficiency, further improves the biodegradability of food waste water, reduces the impact load to the good oxygen of successor, reduces the mud production volume of food waste water to simple structure, area is little.
Drawings
FIG. 1 is a schematic view showing the overall configuration of an apparatus for reducing sludge generation amount of food wastewater according to the present embodiment;
FIG. 2 is a schematic view of the structure of the apparatus for reducing the amount of sludge generated from food waste water according to the present embodiment in a plan view;
fig. 3 is a schematic view of the internal structure of the anaerobic apparatus.
In the figure: 0-anaerobic device, 1-water inlet pipe, 2-lift pump, 3-water inlet distributor, 4-sedimentation tank, 5-sludge reflux pump, 6-sludge reflux water inlet pipe, 7-sludge reflux distributor, 8-observation window, 9-ladder.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in figures 1 to 3, a device for reducing the sludge production of food wastewater comprises an anaerobic device 0, a water inlet pipe 1, a lift pump 2, a water inlet distributor 3, a sedimentation tank 4, a sludge reflux pump 5, a sludge reflux water inlet pipe 6 and a sludge reflux distributor 7, wherein the sedimentation tank 4 is provided with an observation window 8, the observation window 8 can be made of toughened glass, the internal condition of the sedimentation tank 4 can be observed, a ladder stand 9 is arranged beside the observation window 8, the ladder stand 9 is installed and fixed on the sedimentation tank 4 and is used for workers to climb and maintain, the water inlet distributor 3 and the sludge reflux distributor 7 are arranged at the bottom of the anaerobic device 0, wherein the water inlet pipe 1 is communicated with the water inlet distributor 3, the lift pump 2 is arranged on the water inlet pipe 1, the lift pump 2 is started to input water into the water inlet distributor 3 through the water inlet pipe 1 for uniform water distribution, the sedimentation tank 4 is arranged beside the anaerobic device 0, the bottom of the sedimentation tank 4 is connected with one end of a sludge backflow water inlet pipe 6, the other end of the sludge backflow water inlet pipe 6 is connected with a sludge backflow water distributor 7, a sludge backflow pump 5 is arranged on the sludge backflow water inlet pipe 6, and after the sludge backflow pump 5 is started, sludge at the bottom of the sedimentation tank 4 is extracted into the sludge backflow water distributor 7 to be distributed uniformly.
The sludge return water distributor 7 is positioned above the water inlet distributor 3, and ensures that the sludge and the wastewater in the anaerobic device 0 are fully mixed.
The sedimentation tank 4 comprises a first grid sludge hopper, and the sludge backflow inlet pipe 6 is connected to the first grid sludge hopper, so that the sludge in the first grid sludge hopper of the sedimentation tank 4 flows back to the anaerobic device 0.
The working steps of the utility model are as follows:
1. food wastewater enters the anaerobic device 0 through the water inlet pipe 1 and the lift pump 2 and is uniformly distributed through the water inlet distributor 3.
2. The sludge reflux pump 5 is opened, the sludge reflux water enters the sludge reflux water distributor 7 through the sludge reflux water inlet pipe 6, and the sludge reflux water is uniformly distributed.
3. The above two steps are continuously circulated, and the effluent is discharged into the next treatment process.
The anaerobic sludge concentration is increased through the anaerobic treatment, the sludge backflow and the uniform water distribution, meanwhile, the water distribution of each area in the anaerobic device 0 is uniform, and the mud and the water are uniformly mixed. When the efficiency of the wastewater treatment of the anaerobic device 0 is greatly improved, the biodegradability of the wastewater is further improved, the impact load resistance of the wastewater is improved, the sludge production is reduced, and the operation cost is saved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (5)
1. A device for reducing the sludge production amount of food wastewater is characterized by comprising an anaerobic device (0), a water inlet pipe (1), a lift pump (2), a water inlet distributor (3), a sedimentation tank (4), a sludge reflux pump (5), a sludge reflux water inlet pipe (6) and a sludge reflux distributor (7), wherein the water inlet distributor (3) and the sludge reflux distributor (7) are arranged at the bottom of the anaerobic device (0), the water inlet pipe (1) is communicated with the water inlet distributor (3), the elevator pump (2) is arranged on the water inlet pipe (1), the sedimentation tank (4) is arranged beside the anaerobic device (0), the bottom of the sedimentation tank (4) is connected with one end of the sludge backflow water inlet pipe (6), the other end of the sludge backflow water inlet pipe (6) is connected with the sludge backflow water distributor (7), and the sludge backflow pump (5) is arranged on the sludge backflow water inlet pipe (6).
2. The apparatus for reducing sludge generation of food waste water according to claim 1, wherein the sludge reflux distributor (7) is located above the feed water distributor (3).
3. The apparatus for reducing sludge production of food wastewater according to claim 1, wherein the sedimentation tank (4) comprises a first grid sludge hopper, and the sludge return water inlet pipe (6) is connected to the first grid sludge hopper.
4. The apparatus for reducing sludge production of food waste water as claimed in claim 1, wherein the settling tank (4) is provided with an observation window (8).
5. The apparatus for reducing sludge production in food waste water according to claim 4, wherein a ladder stand (9) is provided beside the observation window (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121161160.6U CN215439833U (en) | 2021-05-27 | 2021-05-27 | Device for reducing sludge production of food wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121161160.6U CN215439833U (en) | 2021-05-27 | 2021-05-27 | Device for reducing sludge production of food wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215439833U true CN215439833U (en) | 2022-01-07 |
Family
ID=79708732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121161160.6U Active CN215439833U (en) | 2021-05-27 | 2021-05-27 | Device for reducing sludge production of food wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215439833U (en) |
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2021
- 2021-05-27 CN CN202121161160.6U patent/CN215439833U/en active Active
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