CN216513232U

CN216513232U - Sewage treatment equipment for power plant

Info

Publication number: CN216513232U
Application number: CN202123299295.1U
Authority: CN
Inventors: 王殿军; 王志永
Original assignee: Henan Nengxin Thermal Power Co ltd
Current assignee: Henan Nengxin Thermal Power Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-13
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses sewage treatment equipment for a power plant, and belongs to the technical field of sewage treatment. The sewage treatment equipment for the power plant comprises a treatment tank, wherein a sedimentation region, a dosing region and a temporary storage region are arranged in the treatment tank, an inclined filter plate is arranged in the sedimentation region, a cleaning bin is arranged on one side of the treatment tank, and one lower end of the inclined filter plate penetrates into the cleaning bin; a cleaning drawer filter plate is inserted into the settling zone, and one side of the cleaning drawer filter plate extends to the outside of the treatment tank. According to the utility model, the multi-stage filtering mechanism ensures that impurities are filtered, and the treatment effect meets the requirement; the cleaning bin is arranged, so that the normal production is not influenced; the precipitate is collected, so that the operation is simple and convenient, and the cleaning is convenient; strengthen the chemical reaction and improve the catalytic effect.

Description

Sewage treatment equipment for power plant

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to sewage treatment equipment for a power plant.

Background

In the production process of a power plant, a large amount of water sources are needed; for example, the method is used for cooling, cleaning and the like. Consequently, power plants produce large volumes of sewage. If the waste water is not treated and directly discharged, the environment is greatly polluted.

The current sewage treatment equipment adopts the forms of physical precipitation, chemical agent treatment and the like; can realize the recycling of the sewage after the sewage is treated basically. However, the treatment effect of sewage containing many impurities and pollutants is not good. The phenomena of filter blockage, poor filter effect and the like are easily generated; meanwhile, the addition of chemical agents is in a form of direct addition, and the reaction is insufficient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the sewage treatment equipment in the prior art is insufficient in filtration and chemical treatment operation, and provides the sewage treatment equipment for the power plant.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a sewage treatment device for a power plant comprises a treatment tank, wherein a sedimentation region, a dosing region and a temporary storage region are arranged in the treatment tank, an inclined filter plate is arranged in the sedimentation region, a cleaning bin is arranged on one side of the treatment tank, and one lower end of the inclined filter plate penetrates into the cleaning bin;

a cleaning drawer filter plate is inserted into the settling zone, and one end of the cleaning drawer filter plate extends to the outside of the treatment tank.

In some embodiments, a slag discharge port is formed in one side of the treatment tank, and the inclined filter plate penetrates through the slag discharge port to reach the cleaning bin.

In some embodiments, a backflow port is arranged at the lower part of the slag discharging port;

the return port is communicated with the cleaning bin and the settling zone.

In some embodiments, the bottom of the settling zone is provided with a collection hopper.

In some embodiments, a side of the settling zone is provided with a shutter.

In some embodiments, an aeration pipe is arranged at the bottom of the dosing zone.

In some embodiments, an agitation member is disposed inside the dosing region.

In some embodiments, the stirring component comprises a bracket, a stirring shaft, a stirring blade and a driving motor;

the support is fixedly connected inside the dosing region, the stirring shaft is inserted into the support to rotate, the stirring blades are arranged on the outer peripheral side of the stirring shaft, and the driving motor is in transmission connection with the stirring shaft;

the driving motor is arranged on one side of the treatment pool.

In some embodiments, a first partition wall is disposed between the settling zone and the dosing zone; and a second partition wall is arranged between the dosing area and the temporary storage area.

In some embodiments, a screen plate is disposed at a position of the first partition wall near a lower portion;

the top end of the second partition wall is lower than the upper top surface of the treatment tank.

Compared with the prior art, the utility model provides sewage treatment equipment for a power plant, which has the following beneficial effects:

1. according to the utility model, the temporary storage area is set for detection, so that the final treatment effect is ensured to meet the requirement; the multistage filtering mechanism is arranged, so that the filtering of large sundries is fully ensured, and other procedures are not influenced.

2. According to the utility model, the cleaning bin is arranged, so that cleaning is carried out under the state of not stopping working, the continuity of sewage treatment is ensured, and normal production is not influenced; set up the backward flow mouth, the filtering moisture is convenient for clear up the filtrations.

3. According to the utility model, the drawer filter plate is inserted and cleaned, so that the insertion, the disassembly and the assembly are convenient, and the effective filtration is further ensured; the sediment is collected by the collecting hopper, the operation is simple and convenient, and the cleaning effect is ensured.

4. According to the utility model, the aeration pipe is arranged, so that chemical reaction is enhanced, and the catalytic effect is improved; the stirring component is arranged, so that the chemical treatment effect is further improved.

The parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the utility model has the advantages that the multistage filtering mechanism ensures the filtering of sundries; setting detection to ensure that the treatment effect meets the requirement; the cleaning bin is arranged, so that the normal production is not influenced; the precipitate is collected, so that the operation is simple and convenient, and the cleaning is convenient; strengthen the chemical reaction and improve the catalytic effect.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows; and will be apparent to those skilled in the art, to a certain extent, upon a study of the following; or may be learned by the practice of the utility model.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side schematic view of the present invention.

Fig. 3 is a schematic cross-sectional structure of the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

FIG. 5 is a schematic view of a part of a cross-sectional structure of a treatment tank.

FIG. 6 is a schematic view of a part of a cross-sectional structure of a treatment tank.

Fig. 7 is a schematic diagram of an exploded structure with a settling zone partially cut away.

Fig. 8 is a partial sectional structural view of a dosing region.

Fig. 9 is a schematic structural view of an aeration pipe.

In the figure: 1. a treatment tank; 101. a slag discharge port; 102. a return port; 2. a settling zone; 3. a dosing area; 4. a temporary storage area; 5. inclining the filter plate; 6. cleaning a bin; 7. cleaning a drawer filter plate; 8. a collecting hopper; 9. a shutter plate; 10. an aeration pipe; 11. a stirring member; 1101. a support; 1102. a stirring shaft; 1103. stirring blades; 1104. a drive motor; 12. a first partition wall; 1201. a filter screen plate; 13. a second dividing wall.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-9, a sewage treatment device for a power plant comprises a treatment tank 1, wherein a sedimentation zone 2, a dosing zone 3 and a temporary storage zone 4 are arranged in the treatment tank 1; sewage to be treated sequentially passes through the areas; filtering large-volume impurities in the sewage respectively, adding chemical agents into the filtered sewage for purification treatment, and discharging the sewage after the sewage enters the temporary storage area 4 and is detected to be qualified; for the sewage which is detected to be unqualified, the sewage is pumped back to the medicine adding area 3 for secondary treatment, or the sewage is directly subjected to secondary chemical treatment in the temporary storage area 4; so as to ensure that the final treatment effect meets the requirement.

Wherein a first partition wall 12 is arranged between the precipitation zone 2 and the dosing zone 3; a second partition wall 13 is arranged between the dosing area 3 and the temporary storage area 4; the three zones are separated by two banks.

An inclined filter plate 5 is arranged in the settling zone 2; one side of the treatment pool 1 is provided with a cleaning bin 6.

Wherein, the cleaning bin 6 is of a top opening structure, and one surface of the cleaning bin is communicated with the settling zone 2.

Specifically, one end of the inclined filter plate 5 is erected at the top end of the first partition wall 12; the other end, i.e. the lower end of the inclined filter plate 5, penetrates into the cleaning chamber 6.

In match, one side of the treatment tank 1 is provided with a slag discharge port 101; the height of the slag discharge port 101 is larger than the thickness of the inclined filter plate 5, so that filtered substances can pass through the slag discharge port 101; the inclined filter plates 5 pass through the slag discharge port 101 to reach the cleaning bin 6, and the filtered substances enter the cleaning bin 6 along with the inclined filter plates and are cleaned out from the top of the cleaning bin 6.

Therefore, the filtering materials in the sewage can be continuously cleaned without stopping the work; the continuity of sewage treatment is ensured, and the normal production is not influenced.

In some embodiments, the lower portion of the slag discharge port 101 is provided with a return port 102; the return port 102 communicates the cleaning bin 6 with the settling zone 2.

Namely, the cleaning bin 6 is divided into an upper part and a lower part by inclining the filter plate 5; the slag discharge port 101 and the return port 102 are respectively positioned in the upper part and the lower part.

The filtered materials still contain certain moisture when reaching the cleaning bin 6; the lower end of the inclined filter plate 5 is contacted with the inner side wall of the cleaning bin 6, so that the water is filtered into the lower part; flows into the settling zone 2 through the return port 102; so as to avoid the filter containing a large amount of moisture and facilitate the cleaning of the filter.

In some embodiments, a cleaning drawer filter plate 7 is inserted in the settling zone 2; the filter holes of the cleaning drawer filter plates 7 are smaller than the filter holes of the inclined filter plates 5.

The cleaning drawer filter plate 7 is of a pentahedral structure without a top surface, and the filter plate structure is arranged on a bottom surface; the cleaning drawer filter plate 7 is obliquely inserted into the settling zone 2 from the outer side, and the upward end of the cleaning drawer filter plate extends to the outside of the treatment tank 1; so as to be convenient for inserting, dismounting.

No filter holes are provided for the part of the bottom surface that is located outside the settling zone 2 in the installed state.

Therefore, after being treated by the inclined filter plate 5, the water flow is treated by the cleaning drawer filter plate 7 again; fully ensures the effective filtration of the large impurities.

The cleaning drawer filter plate 7 is drawn out periodically to clean the collected filter.

Further, in some embodiments, the inner side wall of the settling zone 2 is provided to the guide rail; the lower side surface of the cleaning drawer filter plate 7 is in sliding contact with the upper side surface of the guide rail; to better provide support.

It can be understood that, for the inclined filter plate 5, under the supporting action of the first partition wall 12 and the lower bottom surface of the slag discharge port 101, a guide rail can also be arranged at the lower part of the inclined filter plate 5 to further provide support.

Furthermore, a hanging lug is arranged at the top end of the inclined filter plate 5; the inclined filter plate 5 can be conveniently disassembled and assembled for maintenance and cleaning.

In some embodiments, the bottom of the settling zone 2 is provided with a collection hopper 8.

After smaller particles in the sewage are precipitated in the precipitation zone 2, the sewage enters a collecting hopper 8; the collecting hopper 8 is cleaned periodically.

Further, in some embodiments, a side of the settling zone 2 is provided with a shutter 9.

The sedimentation area 2 is opened and closed through the gate 9, and the inside is cleaned.

Wherein, the collecting hopper 8 can be taken out through the gate; so as to further simplify the operation and ensure the cleaning effect.

In some embodiments, a screen plate 1201 is provided at a position of the first partition wall 12 near the lower portion.

Wherein the filter screen plate 1201 is positioned between the top of the collecting hopper 8 and the lower part of the cleaning drawer filter plate 7.

Thus, the filtered sewage enters the dosing area 3 through the filter screen plate 1201; further avoid the big impurity to get into in the next process.

In some embodiments, the bottom of the dosing zone 3 is provided with an aeration tube 10.

Chemical agents for sewage treatment are added from the top of the dosing area 3; in order to ensure sufficient reaction effect, air is input through the aeration pipe 10, so that chemical reaction can be obviously enhanced; further improving the catalytic effect.

In some embodiments, the inside of the dosing zone 3 is provided with an agitation member 11.

The sewage is stirred to further improve the chemical treatment effect.

Specifically, in some embodiments, the stirring component 11 includes a bracket 1101, a stirring shaft 1102, a stirring blade 1103, and a driving motor 1104.

Wherein, the bracket 1101 is fixedly connected inside the dosing area 3, and a rotating shaft seat is arranged at the center of the bracket; the stirring shaft 1102 is inserted into the bracket 1101 to rotate.

The stirring blades 1103 are disposed on the outer peripheral side of the stirring shaft 1102 to ensure sufficient stirring; the driving motor 1104 is in transmission connection with the stirring shaft 1102.

Wherein, the driving motor 1104 is arranged at one side of the processing pool 1; the transmission is carried out through a belt, a chain, a transmission shaft and the like.

In some embodiments, the top end of the second partition wall 13 is lower than the upper top surface of the treatment tank 1.

Thus, the chemically treated sewage enters the temporary storage zone 4 through the top end of the second partition wall 13; the sewage is detected in the buffer 4.

In some embodiments, a water outlet is provided at the outer side of the temporary storage zone 4; wherein, the water outlet is provided with a valve; the height of the water outlet is lower than the top end of the second partition wall 13; the treated sewage is discharged outwards through a water outlet.

In the utility model, a temporary storage area 4 is arranged for detection, so that the final treatment effect is ensured to meet the requirement; the multistage filtering mechanism is arranged, so that large impurities are fully filtered, and other procedures are not influenced; the cleaning bin 6 is arranged for cleaning without stopping working, so that the continuity of sewage treatment is ensured, and the normal production is not influenced; the backflow port 102 is arranged to filter water, so that filtered substances can be cleaned conveniently; the drawer filter plate 7 is inserted and cleaned, so that the insertion, the disassembly and the assembly are convenient, and the effective filtration is further ensured; the collection hopper 8 is arranged to collect the sediment, so that the operation is simple and convenient, and the cleaning effect is ensured; the aeration pipe 10 is arranged to strengthen the chemical reaction and improve the catalytic effect; the stirring member 11 is provided to further improve the chemical treatment effect.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. The sewage treatment equipment for the power plant comprises a treatment tank (1), and is characterized in that a sedimentation zone (2), a dosing zone (3) and a temporary storage zone (4) are arranged in the treatment tank (1), an inclined filter plate (5) is arranged in the sedimentation zone (2), a cleaning bin (6) is arranged on one side of the treatment tank (1), and the lower end of the inclined filter plate (5) penetrates into the cleaning bin (6);

a cleaning drawer filter plate (7) is inserted into the settling zone (2), and one end of the cleaning drawer filter plate (7) extends to the outside of the treatment tank (1).

2. The sewage treatment equipment for the power plant according to claim 1, wherein a slag discharge port (101) is formed in one side of the treatment tank (1), and the inclined filter plate (5) passes through the slag discharge port (101) and reaches the cleaning bin (6).

3. A sewage treatment plant for a power plant according to claim 2, characterized in that a return port (102) is provided at the lower part of the slag discharge port (101);

the return opening (102) is communicated with the cleaning bin (6) and the settling zone (2).

4. A sewage treatment plant for a power plant according to claim 1, characterized in that the bottom of the settling zone (2) is provided with a collecting hopper (8).

5. A sewage treatment plant for a power plant according to claim 1 or 4, characterized in that a shutter (9) is arranged at one side of the settling zone (2).

6. A sewage treatment plant for a power plant according to claim 1, characterized in that the bottom of the dosing zone (3) is provided with an aerator pipe (10).

7. A sewage treatment plant for a power plant according to claim 1, characterized in that the feeding zone (3) is internally provided with stirring elements (11).

8. The sewage treatment equipment for the power plant according to claim 7, wherein the stirring component (11) comprises a bracket (1101), a stirring shaft (1102), a stirring blade (1103) and a driving motor (1104);

the support (1101) is fixedly connected inside the dosing region (3), the stirring shaft (1102) is inserted into the support (1101) and rotates, the stirring blades (1103) are arranged on the outer peripheral side of the stirring shaft (1102), and the driving motor (1104) is in transmission connection with the stirring shaft (1102);

the driving motor (1104) is arranged on one side of the treatment pool (1).

9. A sewage treatment plant for a power plant according to claim 1, characterized in that a first partition wall (12) is arranged between the settling zone (2) and the dosing zone (3); a second partition wall (13) is arranged between the dosing area (3) and the temporary storage area (4).

10. A sewage treatment plant according to claim 9, characterized in that a screen plate (1201) is provided near the lower part of said first partition wall (12);

the top end of the second partition wall (13) is lower than the upper top surface of the treatment tank (1).