CN216778483U - Be used for exhaust-gas treatment acid-base treatment fluid reuse device - Google Patents
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- CN216778483U CN216778483U CN202123351791.7U CN202123351791U CN216778483U CN 216778483 U CN216778483 U CN 216778483U CN 202123351791 U CN202123351791 U CN 202123351791U CN 216778483 U CN216778483 U CN 216778483U
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Abstract
The utility model relates to a recycling device for acid and alkali treatment liquid for waste gas treatment, which comprises a spray tower, a centrifugal pump and a three-stage precipitation mechanism, wherein the centrifugal pump is communicated with the spray tower; the third-stage sedimentation mechanism comprises a first-stage sedimentation tank, a second-stage sedimentation tank positioned on the other side of the first-stage sedimentation tank and a third-stage sedimentation tank positioned on the other side of the second-stage sedimentation tank, wherein a liquid outlet a is formed in the upper end of the first-stage sedimentation tank, a liquid inlet b is formed in the upper end of the second-stage sedimentation tank, the liquid outlet a is communicated with the liquid inlet b, a liquid outlet b is formed in the upper end of the second-stage sedimentation tank, a liquid inlet c is formed in the upper end of the third-stage sedimentation tank, and the liquid outlet b is communicated with the liquid inlet c; the third-stage sedimentation tank is communicated with the output end of the spray tower through a first connecting pipe; the third-stage sedimentation tank is communicated with the spraying water tank through a second connecting pipe; the spray water tank is communicated with the input end of the spray tower through a third connecting pipe; the utility model solves the technical problem that the filter screen needs to be cleaned or replaced periodically.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment acid-base treatment liquid, in particular to a recycling device for waste gas treatment acid-base treatment liquid.
Background
Dust-containing gas discharged in the production process in the fields of metallurgy, chemical industry, energy and the like becomes one of main causes of atmospheric haze phenomena, air quality is reduced due to particle pollutants in the dust-containing gas, particularly, particles with diameters of less than 5 microns in the atmosphere can directly enter the bronchus of a human body to the deep part of the lung, the concentration of particles of haze in the atmosphere is reported to be 100 micrograms/m & lt 3 & gt, respiratory tract infection of children is remarkably increased, and when the concentration is 200 micrograms/m & lt 3 & gt, the death rate of chronic respiratory diseases of the children is increased.
Patent document No. CN2014206021280 discloses a secondary spraying dust-settling and tertiary precipitating integrated filtering device, which consists of a purifying exhaust pipe, an air collecting hopper, a water baffle, a secondary spraying pipe, a tank body, a primary spraying pipe, a smoke-containing air inlet pipe, a primary sedimentation tank, a secondary sedimentation tank, a tertiary sedimentation tank, a drain pipe, a tertiary tank drain pipe, a secondary tank drain pipe, a primary tank drain pipe, a sedimentation tank partition plate, a sedimentation tank body, a sedimentation hopper, a primary spray header and a secondary spray header; the method comprises the following steps of filtering dusty gas by adopting wind secondary spraying and tertiary precipitation, and directly spraying and washing part of coarse dust and part of fine dust and discharging the coarse dust and the fine dust by using dusty gas flow under the spraying, washing and filtering actions of a secondary spray header and a primary spray header; has the advantages of high filtering efficiency, energy conservation and environmental protection.
However, in actual use, the inventors found the following problems:
1. nozzle blockage: the treatment method comprises the steps of installing a filter screen at a water inlet of a water pump, and cleaning or replacing a nozzle regularly;
2. and (3) packing and blocking: cleaning the filler or replacing the filler at regular intervals;
3. the water consumption of tonnage products is large.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model aims to complete the precipitation work of the spray liquid in the three-stage precipitation mechanism by arranging the three-stage precipitation mechanism, then output the supernatant liquid for secondary precipitation work, and complete the three-stage precipitation on the basis, thereby realizing the full pollution discharge work, replacing the traditional filter screen, saving the time for manually cleaning the filter screen, simultaneously improving the decontamination effect of the waste liquid, and solving the technical problem that the filter screen needs to be cleaned regularly or the nozzle needs to be replaced.
Aiming at the technical problems, the technical scheme is as follows: a recycling device for waste gas treatment acid-base treatment liquid comprises a spray tower, a centrifugal pump and a three-stage precipitation mechanism, wherein the centrifugal pump is communicated with the spray tower;
the three-stage sedimentation mechanism comprises a first-stage sedimentation tank, a second-stage sedimentation tank positioned on the other side of the first-stage sedimentation tank and a third-stage sedimentation tank positioned on the other side of the second-stage sedimentation tank, wherein a liquid outlet a is formed in the upper end of the first-stage sedimentation tank, a liquid inlet b is formed in the upper end of the second-stage sedimentation tank, the liquid outlet a is communicated with the liquid inlet b, a liquid outlet b is formed in the upper end of the second-stage sedimentation tank, a liquid inlet c is formed in the upper end of the third-stage sedimentation tank, and the liquid outlet b is communicated with the liquid inlet c;
the third-stage sedimentation tank is communicated with the output end of the spray tower through a first connecting pipe;
the third-stage sedimentation tank is communicated with the spraying water tank through a second connecting pipe;
the spray water tank is communicated with the input end of the spray tower through a third connecting pipe.
Preferably, the primary sedimentation tank, the secondary sedimentation tank and the tertiary sedimentation tank are arranged in the same-specification tank body structure.
Preferably, the upper cover of the primary sedimentation tank is provided with a liquid inlet a, and the liquid inlet a is communicated with the first connecting pipe.
Preferably, the liquid outlet a is formed in the side wall of the primary sedimentation tank, and the liquid inlet a is higher than the liquid outlet a.
Preferably, the liquid inlet b and the liquid outlet b are both arranged on the side wall of the secondary sedimentation tank, and the liquid inlet b is higher than the liquid outlet b.
Preferably, a liquid outlet c is formed in the side wall of the third-stage sedimentation tank.
Preferably, the liquid inlet c is formed in the side wall of the third-stage sedimentation tank.
Preferably, the liquid inlet c is higher than the liquid outlet c.
Preferably, the lower end of the primary sedimentation tank is higher than the lower end of the secondary sedimentation tank.
Preferably, the lower end of the secondary sedimentation tank is higher than the lower end of the tertiary sedimentation tank.
The utility model has the beneficial effects that:
(1) according to the utility model, the three-stage precipitation mechanism is arranged, the spray liquid completes precipitation work in the three-stage precipitation mechanism, then the supernatant liquid is output to perform secondary precipitation work, and the three-stage precipitation is completed on the basis, so that the full pollution discharge work is realized, the traditional filter screen is replaced, the time for manually cleaning the filter screen is saved, and the decontamination effect of the waste liquid is improved;
(2) according to the utility model, the liquid outlets are arranged at the upper end of the side wall of the sedimentation tank, sewage enters the sedimentation tank and is fully precipitated, and clear liquid on the upper layer is output outwards, so that the filtering effect is improved, the phenomenon of blockage during multi-stage output work is avoided, the failure rate of nozzles and fillers in the spray tower is reduced, the discharge of sewage is reduced, and the effect of emission reduction is achieved.
In conclusion, the equipment has the advantages of simple structure and capability of reducing the failure rate of the filler, and is particularly suitable for the technical field of waste gas treatment acid-base treatment liquid.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a recycling device for acid-base treatment liquid for waste gas treatment.
FIG. 2 is a first structural schematic diagram of a three-stage precipitation mechanism.
FIG. 3 is a schematic structural diagram II of the three-stage precipitation mechanism.
Fig. 4 is a schematic structural diagram three of the three-stage precipitation mechanism.
FIG. 5 is a schematic structural diagram of a secondary sedimentation tank.
Fig. 6 is a schematic diagram of the transmission operation of the spray tower.
Detailed Description
The technical scheme in the embodiment of the utility model is clearly and completely explained by combining the attached drawings.
Example one
As shown in fig. 1 and fig. 6, a recycling device for acid-base treatment liquid for waste gas treatment comprises a spray tower 101, a centrifugal pump 102 communicated with the spray tower 101, and a three-stage precipitation mechanism 103;
the third-stage sedimentation mechanism 103 comprises a first-stage sedimentation tank 2, a second-stage sedimentation tank 3 positioned on the other side of the first-stage sedimentation tank 2 and a third-stage sedimentation tank 4 positioned on the other side of the second-stage sedimentation tank 3, wherein a liquid outlet a201 is formed in the upper end of the first-stage sedimentation tank 2, a liquid inlet b301 is formed in the upper end of the second-stage sedimentation tank 3, the liquid outlet a201 is communicated with the liquid inlet b301, a liquid outlet b302 is formed in the upper end of the second-stage sedimentation tank 3, a liquid inlet c401 is formed in the upper end of the third-stage sedimentation tank 4, and the liquid outlet b302 is communicated with the liquid inlet c 401;
the third-stage sedimentation tank 4 is communicated with the output end of the spray tower 101 through a first connecting pipe 5;
the third-stage sedimentation tank 4 is communicated with the spraying water tank 104 through a second connecting pipe 6;
the spray water tank 104 is communicated with the input end of the spray tower 101 through a third connecting pipe 7.
In this embodiment, through setting up tertiary precipitation mechanism 103, spray liquid and accomplish the work of deposiing in tertiary precipitation mechanism 103, carry out secondary precipitation work with its supernatant fluid output again to accomplish tertiary precipitation on this basis, thereby realize abundant blowdown work, replace traditional filter screen, save the time of manual cleaning filter screen, improve the decontamination effect of waste liquid simultaneously.
In addition, the existing spray tower 101 is modified and upgraded, so that the sewage in the spray tower 101 is filtered and then is introduced into the spray water tank 104 for recycling, and the liquid in the spray water tank 104 is recycled into the spray tower 101, thereby achieving the purpose of recycling.
Further, as shown in fig. 2, the first-stage sedimentation tank 2, the second-stage sedimentation tank 3 and the third-stage sedimentation tank 4 are arranged in a tank body structure with the same specification.
Further, as shown in fig. 3, a liquid inlet a202 is formed in an upper cover of the primary sedimentation tank 2, and the liquid inlet a202 is communicated with the first connecting pipe 5.
Further, as shown in fig. 2, the liquid outlet a201 is provided on the side wall of the primary sedimentation tank 2, and the liquid inlet a202 is higher than the liquid outlet a 201.
Further, as shown in fig. 3, the liquid inlet b301 and the liquid outlet b302 are both disposed on the side wall of the secondary sedimentation tank 3, and the liquid inlet b301 is higher than the liquid outlet b 302.
Further, as shown in fig. 4, a liquid outlet c402 is disposed on a side wall of the third-stage sedimentation tank 4.
Further, as shown in fig. 4, the liquid inlet c401 is opened on the side wall of the tertiary sedimentation tank 4.
Further, as shown in fig. 4, the liquid inlet port c401 is higher than the liquid outlet port c 402.
Further, as shown in fig. 2, the lower end of the primary sedimentation tank 2 is higher than the lower end of the secondary sedimentation tank 3.
Further, as shown in fig. 2, the lower end of the secondary sedimentation tank 3 is higher than the lower end of the tertiary sedimentation tank 4.
In this embodiment, all set up the upper end at the sedimentation tank lateral wall with the liquid outlet, its aim at, fully deposit after sewage gets into the sedimentation tank, the clear liquid that is located the upper strata outwards exports to improve the filter effect, avoid multistage output during operation to take place blocking phenomenon, reduced the fault rate of nozzle and filler in the spray column, reduced the emission of sewage, reached emission reduction's effect.
The working process is as follows:
after the spray liquid of the spray tower 101 is used, the spray liquid is pumped to the third-stage precipitation mechanism 103 through the centrifugal pump 102, the third-stage precipitation mechanism 103 utilizes the liquid level difference to process and filter the spray liquid, the spray liquid enters the spray water tank 104 after being precipitated, and then the spray water tank 104 directly recycles the spray liquid to the spray tower 101, so that the turbidity of the spray liquid in the use process is ensured.
In the description of the present invention, it is to be understood that the terms "front-back", "left-right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Of course, in this disclosure, those skilled in the art will understand that the terms "a" and "an" should be interpreted as "at least one" or "one or more," i.e., in one embodiment, a number of an element may be one, and in another embodiment, a number of the element may be plural, and the terms "a" and "an" should not be interpreted as limiting the number.
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 changes or substitutions that can be easily made by those skilled in the art in light of the technical teaching of the present invention should be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The recycling device for the acid-base treatment liquid for waste gas treatment is characterized by comprising a spray tower (101), a centrifugal pump (102) and a three-stage precipitation mechanism (103), wherein the centrifugal pump (102) is communicated with the spray tower (101);
the three-stage sedimentation mechanism (103) comprises a first-stage sedimentation tank (2), a second-stage sedimentation tank (3) and a third-stage sedimentation tank (4), wherein the second-stage sedimentation tank (3) is located on the other side of the first-stage sedimentation tank (2), the third-stage sedimentation tank (4) is located on the other side of the second-stage sedimentation tank (3), a liquid outlet a (201) is formed in the upper end of the first-stage sedimentation tank (2), a liquid inlet b (301) is formed in the upper end of the second-stage sedimentation tank (3), the liquid outlet a (201) is communicated with the liquid inlet b (301), a liquid outlet b (302) is formed in the upper end of the second-stage sedimentation tank (3), a liquid inlet c (401) is formed in the upper end of the third-stage sedimentation tank (4), and the liquid outlet b (302) is communicated with the liquid inlet c (401);
the three-stage sedimentation tank (4) is communicated with the output end of the spray tower (101) through a first connecting pipe (5);
the three-stage sedimentation tank (4) is communicated with the spraying water tank (104) through a second connecting pipe (6);
the spraying water tank (104) is communicated with the input end of the spraying tower (101) through a third connecting pipe (7).
2. The recycling device of acid-base treatment liquid for waste gas treatment according to claim 1, wherein the primary sedimentation tank (2), the secondary sedimentation tank (3) and the tertiary sedimentation tank (4) are arranged in a tank body structure with the same specification.
3. The recycling device of acid-base treatment liquid for waste gas treatment according to claim 1, wherein the primary sedimentation tank (2) is covered with a liquid inlet a (202), and the liquid inlet a (202) is communicated with the first connecting pipe (5).
4. The recycling device of acid and alkali treatment fluid for waste gas treatment according to claim 3, wherein the liquid outlet a (201) is opened on the side wall of the primary sedimentation tank (2), and the liquid inlet a (202) is higher than the liquid outlet a (201).
5. The recycling device for acid-base treatment liquid used in waste gas treatment according to claim 1, wherein the liquid inlet b (301) and the liquid outlet b (302) are both opened on the side wall of the secondary sedimentation tank (3), and the liquid inlet b (301) is higher than the liquid outlet b (302).
6. The recycling device of acid and alkali treatment fluid for waste gas treatment according to claim 1, wherein the side wall of the third-stage sedimentation tank (4) is provided with a liquid outlet c (402).
7. The recycling device of acid and alkali treatment liquid for waste gas treatment according to claim 6, wherein the liquid inlet c (401) is opened on the side wall of the tertiary sedimentation tank (4).
8. The recycling device of acid and alkali treatment fluid for waste gas treatment according to claim 7, wherein the liquid inlet c (401) is higher than the liquid outlet c (402).
9. The recycling device of acid and alkali treatment fluid for waste gas treatment according to claim 1, wherein the lower end of the primary sedimentation tank (2) is higher than the lower end of the secondary sedimentation tank (3).
10. The recycling device of acid and alkali treatment fluid for waste gas treatment according to claim 1, wherein the lower end of the secondary sedimentation tank (3) is higher than the lower end of the tertiary sedimentation tank (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123351791.7U CN216778483U (en) | 2021-12-29 | 2021-12-29 | Be used for exhaust-gas treatment acid-base treatment fluid reuse device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123351791.7U CN216778483U (en) | 2021-12-29 | 2021-12-29 | Be used for exhaust-gas treatment acid-base treatment fluid reuse device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216778483U true CN216778483U (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123351791.7U Active CN216778483U (en) | 2021-12-29 | 2021-12-29 | Be used for exhaust-gas treatment acid-base treatment fluid reuse device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216778483U (en) |
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2021
- 2021-12-29 CN CN202123351791.7U patent/CN216778483U/en active Active
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Address after: No. 3, Wangfu Road, Wangyuan Town, Yongning County, Yinchuan City, Ningxia Hui Autonomous Region, 750100 Patentee after: Symantec Advanced Materials (Ningxia) Co.,Ltd. Address before: 750101 Building 5, management committee of Wangyuan Industrial Park, Yongning County, Yinchuan City, Ningxia Hui Autonomous Region Patentee before: Sinosteel new material (Ningxia) Co.,Ltd. |