CN214680341U - Automatic backwashing sewage discharge device - Google Patents

Automatic backwashing sewage discharge device Download PDF

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Publication number
CN214680341U
CN214680341U CN202120902562.0U CN202120902562U CN214680341U CN 214680341 U CN214680341 U CN 214680341U CN 202120902562 U CN202120902562 U CN 202120902562U CN 214680341 U CN214680341 U CN 214680341U
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China
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valve
sewage
pipe
drain pipe
water storage
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CN202120902562.0U
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Chinese (zh)
Inventor
冯向东
赵晓龙
陈健
乔安心
彭雷明
张兴
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Zhengzhou Tianhai Water Supply Equipment Co ltd
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Zhengzhou Tianhai Water Supply Equipment Co ltd
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Abstract

The utility model relates to an automatic backwashing sewage discharge device, which comprises a vertically arranged sewage pipe, wherein the lower part of the sewage pipe is provided with a first valve, the bottom of the sewage pipe is a slag discharge hole, a first drainage pipe is arranged above the first valve, one end of the first drainage pipe is positioned at the inner side of the sewage pipe, one end of the first drainage pipe, which is positioned at the inner side of the sewage pipe, is provided with a cylindrical filter, the other end of the first drainage pipe is positioned at the outer side of the sewage pipe, the other end of the first drainage pipe is communicated with a second drainage pipe, the communication part of the first drainage pipe and the second drainage pipe is provided with a second valve, the side wall of the first drainage pipe is communicated with the bottom of a water storage bin, the top of the water storage bin is higher than the top of the cylindrical filter, and the bottom of the water storage bin is provided with a third valve; the utility model relates to an automatic backwashing sewage discharge device, which has the advantages of simple structure and good backwashing effect.

Description

Automatic backwashing sewage discharge device
Technical Field
The utility model relates to a filtration equipment technical field especially relates to automatic backwash sewage discharging equipment.
Background
The filtering equipment is one of core equipment in the sewage treatment process, and mainly has the function of separating impurities, impurities and mixture waste liquid by using the filtering device. In the sewage treatment process, filtration is generally performed step by step from large to small according to the filtration size. The back washing is to wash out the impurities left on the filtering device by utilizing the reflux action of the treated water. At present, common backwashing filter equipment on the market has a complex structure and high purchasing cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide an automatic backwashing sewage discharge device for solving the problems of complex structure and high cost of the existing backwashing filter equipment.
The utility model discloses a realize through following technical scheme: the automatic backwashing sewage discharge device comprises a vertically arranged sewage pipe, wherein a first valve is arranged at the lower part of the sewage pipe, a slag discharge port is formed at the bottom of the sewage pipe, a first drainage pipe is arranged above the first valve, one end of the first drainage pipe is positioned at the inner side of the sewage pipe, a cylindrical filter is arranged at one end of the first drainage pipe positioned at the inner side of the sewage pipe, the other end of the first drainage pipe is positioned at the outer side of the sewage pipe, the other end of the first drainage pipe is communicated with one end of a second drainage pipe, and the other end of the second drainage pipe is a water discharge port;
the communicating part of the first water discharging pipe and the second water discharging pipe is provided with a second valve, the side wall of the first water discharging pipe is communicated with the bottom of the water storage bin, the top of the water storage bin is higher than the top of the cylindrical filter, and the bottom of the water storage bin is provided with a third valve.
Further, the first drain pipe includes a curved portion near the cartridge filter and a flat portion connected to the curved portion near the drain port, and an arc degree of the curved portion is 90 °.
Further, the water storage bin is installed on the top of the straight portion.
Further, the second drain pipe is obliquely arranged, and the outlet end of the second drain pipe is lower than the inlet end.
Further, the one end in retaining storehouse flushes with the top of the exit end of straight portion, the slope of second valve sets up, and the top of second valve is connected with the top of the exit end of straight portion, and the bottom of second valve is located the retaining storehouse under.
Furthermore, a filter screen is arranged on the wall of the cylinder type filter.
Further, the first valve, the second valve and the third valve are all electric control gate valves.
The beneficial effects of the utility model reside in that: the utility model discloses the perpendicular sewage pipe that sets up of automatic backwash sewage discharging equipment forms even impact force to the bobbin wall of cartridge filter when being convenient for sewage flow and sewage backward flow, and the top that sets up the retaining storehouse is higher than the top of cartridge filter, makes the drainage in the retaining storehouse carry out the back flush through the drain pipe to cartridge filter, simple structure, convenient operation, and is with low costs.
Drawings
Fig. 1 is a diagram showing the overall mounting effect of embodiment 1.
Wherein: 1. a sewage pipe; 2. a first valve; 3. a slag discharge port; 4. a first drain pipe; 5. a second drain pipe; 6. a water outlet; 7. a second valve; 8. a third valve; 9. a water storage bin; 10. a cartridge type filter.
Detailed Description
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1, the automatic backwashing sewage discharging device comprises a vertically arranged sewage pipe 1, the vertically arranged sewage pipe 1 is convenient for forming uniform impact force on the cylinder wall of a cylinder type filter 10 when sewage flows and sewage flows back, a first valve 2 is arranged at the lower part of the sewage pipe 1, the first valve 2 is in a normally closed state, when backwashing operation is needed, the first valve 2 is opened, and a slag discharging port 3 is arranged at the bottom of the sewage pipe 1 and is used for discharging sundries washed from the cylinder type filter 10 and part of backwashing sewage;
a first drainage pipe 4 is arranged above the first valve 2, one end of the first drainage pipe 4 is positioned at the inner side of the sewage pipe 1, a cylinder type filter 10 is arranged at one end of the first drainage pipe 4 positioned at the inner side of the sewage pipe 1, a filter screen is arranged on the cylinder wall of the cylinder type filter 10, a part of sewage is reserved after flowing to the first valve 2 from the sewage pipe 1, when the sewage flows over the cylinder type filter 10, the sewage enters the cylinder type filter 10 after being filtered on the filter screen of the cylinder type filter 10 and enters the first drainage pipe 4, the other end of the first drainage pipe 4 is positioned at the outer side of the sewage pipe 1, the other end of the first drainage pipe 4 is communicated with one end of a second drainage pipe 5, the other end of the second drainage pipe 5 is a drainage port 6, the first drainage pipe 4 is used for normal drainage and also used for back flow when back flush is needed, the second drainage pipe 5 is used for normal drainage, a second valve 7 is arranged at the communication position of the first drainage pipe 4 and the second drainage pipe 5, the second valve 7 is in a normally open state, is closed when water storage and back flushing are needed, the side wall of the first drainage pipe 4 is communicated with the bottom of the water storage bin 9, the water storage bin 9 is arranged at the top of the straight part, the gravitational potential energy consumption of water flow when the water storage bin 9 is flushed by water can be reduced, the top of the water storage bin 9 is higher than the top of the cylinder type filter 10, the capacity of the water storage bin 9 is larger than that of the first drainage pipe 4, the water level difference between the water storage bin 9 and the cylinder type filter 10 and the capacity difference between the water storage bin 9 and the first drainage pipe 4 are set according to specific requirements, sewage stored in the water storage bin 9 flows to flush the cylinder type filter 10 by utilizing the water level difference, the bottom of the water storage bin 9 is provided with a third valve 8, the third valve 8 is in a normally closed state, when water storage and backwashing are needed, the valve is opened, the first valve 2, the second valve 7 and the third valve 8 are all electric control gate valves, and the model of the electric control gate valve can be PZ 273X;
the second drain pipe 5 is obliquely arranged, the outlet end of the second drain pipe 5 is lower than the inlet end, the water is easier to drain compared with the straight part of the first drain pipe 4, meanwhile, the second valve 7 is convenient to install, one end of the water storage bin 9 is flush with the top end of the outlet end of the straight part, the second valve 7 is obliquely arranged, the top end of the second valve 7 is connected with the top end of the outlet end of the straight part, the bottom end of the second valve 7 is positioned under the water storage bin 9, the water storage bin 9 is enabled to be flushed by discharging water, when sewage enters the first drain pipe 4 from the water storage bin 9, water impacts the oblique second valve 7, impact of the sewage on the bottom of the inner wall of the first drain pipe 4 can be reduced, the service stability and the service life of the first drain pipe 4 are improved, the consumption of gravitational potential energy of the water flowing to the barrel-type filter 10 can be further reduced, and the flushing effect is improved;
first calandria 4 is including the flexion that is close to cartridge filter 10 and the straight portion of being connected with the flexion that is close to outlet 6, the flexion can improve the sewage backward flow unobstructed nature when sewage normally flows and the back flush, the consumption of the gravitational potential energy when reducing the sewage backward flow, the radian of flexion is 90, the radian is 90 for 90 make under the straight portion of first calandria 4 for the condition that the level set up, its entrance point also keeps the level, cartridge filter 10 is vertical setting promptly, compare in cartridge filter 10 slope setting, all directions atress is even when the back flush for the section of thick bamboo wall that is favorable to cartridge filter 10, thereby further promote the washing effect.
The working principle is as follows: when the sewage treatment device is used, sewage enters the sewage pipe 1 from the inlet end at the top of the sewage pipe 1, the sewage starts to be filtered through a filter screen on the wall of the cylinder type filter 10 when flowing over the cylinder type filter 10, the filtered sewage enters the cylinder type filter 10 and enters the first water discharge pipe 4, the closed second valve 7 and the opened third valve 8 enable the sewage to enter the water storage bin 9, after the water storage bin 9 stores water to meet the requirement, the third valve 8 is closed, the second valve 7 is opened, and the filtered sewage is discharged from the second water discharge pipe 5;
the device is externally connected with a controller and can be arranged to carry out backwashing operation regularly, when backwashing is needed, the sewage pipe 1 stops supplying water, the first valve 2 is opened, the second valve 7 is closed, the third valve 8 is opened, sewage in the water storage bin 9 flows downwards to impact on the inclined plane of the second valve 7 and then continues flowing towards the bending part of the first drainage pipe 4 until impacting on the cylinder type filter 10, the backwashing sewage flows from the inside to the outside of the cylinder type filter 10 to flush sundries outside the cylinder wall of the cylinder type filter 10, the sundries and the backwashing sewage flow downwards to pass through the first valve 2 and then are discharged from the slag discharge port 3, after the flushing is finished, the first valve 2 is closed, the sewage enters the first drainage pipe 4 after being filtered, after the water storage bin 9 finishes storing, the third valve 8 is closed, the second valve 7 is opened, the next filtering operation is carried out, the operation of the whole process is simple, simple structure and low manufacturing cost.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. The automatic backwashing sewage discharge device is characterized by comprising a vertically arranged sewage pipe (1), wherein a first valve (2) is arranged at the lower part of the sewage pipe (1), a slag discharge port (3) is formed in the bottom of the sewage pipe (1), a first drain pipe (4) is arranged above the first valve (2), one end of the first drain pipe (4) is positioned at the inner side of the sewage pipe (1), a cylindrical filter (10) is arranged at one end of the first drain pipe (4) positioned at the inner side of the sewage pipe (1), the other end of the first drain pipe (4) is positioned at the outer side of the sewage pipe (1), the other end of the first drain pipe (4) is communicated with one end of a second drain pipe (5), and the other end of the second drain pipe (5) is a water discharge port (6);
the utility model discloses a filter, including first drain pipe (4), second drain pipe (5), the intercommunication department of first drain pipe (4), second drain pipe (5) is equipped with second valve (7), the lateral wall of first drain pipe (4) and the bottom intercommunication in retaining storehouse (9), the top in retaining storehouse (9) is higher than the top of cartridge filter (10), the bottom in retaining storehouse (9) is equipped with third valve (8).
2. An automatic backwash sewage discharge apparatus as claimed in claim 1 wherein the first discharge pipe (4) comprises a curved portion adjacent to the cartridge filter (10) and a flat portion adjacent to the discharge port (6) and connected to the curved portion, the curved portion having an arc of 90 °.
3. An automatic backwash wastewater discharge device according to claim 2 wherein the reservoir (9) is mounted on top of the straight section.
4. An automatic backwash sewage discharge apparatus as claimed in claim 2 wherein said second drain pipe (5) is arranged obliquely with the outlet end of said second drain pipe (5) being lower than the inlet end.
5. An automatic backwashing sewage draining device according to claim 4, wherein one end of the water storage bin (9) is flush with the top end of the outlet end of the straight portion, the second valve (7) is obliquely arranged, the top end of the second valve (7) is connected with the top end of the outlet end of the straight portion, and the bottom end of the second valve (7) is positioned right below the water storage bin (9).
6. An automatic backwash sewage discharge apparatus as claimed in claim 1 wherein the filter screen is provided on the wall of the cartridge type filter (10).
7. An automatic backwashing sewage draining device according to claim 1, wherein the first valve (2), the second valve (7) and the third valve (8) are all electrically controlled gate valves.
CN202120902562.0U 2021-04-28 2021-04-28 Automatic backwashing sewage discharge device Active CN214680341U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120902562.0U CN214680341U (en) 2021-04-28 2021-04-28 Automatic backwashing sewage discharge device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120902562.0U CN214680341U (en) 2021-04-28 2021-04-28 Automatic backwashing sewage discharge device

Publications (1)

Publication Number Publication Date
CN214680341U true CN214680341U (en) 2021-11-12

Family

ID=78534611

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120902562.0U Active CN214680341U (en) 2021-04-28 2021-04-28 Automatic backwashing sewage discharge device

Country Status (1)

Country Link
CN (1) CN214680341U (en)

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