CN216236308U - Dyeing wastewater treatment system - Google Patents
Dyeing wastewater treatment system Download PDFInfo
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- CN216236308U CN216236308U CN202122548272.3U CN202122548272U CN216236308U CN 216236308 U CN216236308 U CN 216236308U CN 202122548272 U CN202122548272 U CN 202122548272U CN 216236308 U CN216236308 U CN 216236308U
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Abstract
The utility model relates to the technical field of dyeing wastewater treatment, in particular to a dyeing wastewater treatment system, which is characterized in that when in use, electroplating dyeing wastewater is collected in a wastewater collection pool, then the wastewater is conveyed to a decoloring adsorption system by a wastewater conveying pump for adsorption and decoloring treatment, an adsorbent feeding device is utilized to continuously feed an adsorbent into the decoloring adsorption device, the adsorbent adsorbs and decolors the wastewater, the density of the adsorbent after adsorption and decoloration in a sedimentation system is higher than that of water, the purpose of natural sedimentation and separation is achieved, and supernatant can be recycled; the treatment system overcomes the defects that the dyeing wastewater is treated by the methods of a flocculation decolorizing agent, an oxidation decolorizing agent, an electric flocculation decolorizing agent and the like adopted at present, an acid-base reagent is not required to be added to meet the decolorizing reaction, the chromaticity of the dyeing wastewater is removed under the condition of not increasing the salinity to achieve the decolorizing treatment effect, the input amount of equipment and the input amount of medicaments are reduced, the increase of the subsequent wastewater treatment difficulty is avoided, and the equipment is simple to operate.
Description
Technical Field
The utility model relates to the technical field of dyeing wastewater treatment, in particular to a dyeing wastewater treatment system.
Background
The existing dyeing wastewater, especially the electroplating dyeing wastewater, is mostly treated by methods such as flocculation decolorant, oxidation decolorant, electric flocculation decolorant and the like, special equipment (such as electric flocculation equipment) is added to cause high input cost, acid and alkali reagents are required to be added to meet the decoloration reaction, the input dosage is large, the salinity of the wastewater is increased, the subsequent wastewater treatment difficulty is increased, and the wastewater treatment and recycling are not facilitated.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the utility model aims to provide a dyeing wastewater treatment system.
The purpose of the utility model is realized by the following technical scheme: the utility model provides a processing system of dyeing waste water, includes waste water collecting pit, waste water delivery pump, decoloration adsorption system and sedimentation system, decoloration adsorption system throws the material device and throws the decoloration adsorption equipment of the discharge gate intercommunication of material device with the adsorption material including the adsorption material, waste water collecting pit, waste water delivery pump, decoloration adsorption equipment and sedimentation system communicate in proper order along the processing direction of dyeing waste water.
Preferably, the decoloring adsorption device comprises a first adsorption tank and a first stirrer for stirring the wastewater in the first adsorption tank, the wastewater delivery pump, the first adsorption tank and the sedimentation system are sequentially communicated along the treatment direction of the dyeing wastewater, and a discharge port of the adsorbent feeding device is communicated with a feeding port of the first adsorption tank.
Preferably, the decoloring adsorption device further comprises a second adsorption tank and a second stirrer for stirring the wastewater in the second adsorption tank, and the wastewater delivery pump, the first adsorption tank, the second adsorption tank and the sedimentation system are sequentially communicated along the treatment direction of the dyeing wastewater.
Preferably, the adsorption material feeding device comprises a storage tank body and a feeder communicated with the storage tank body, and a discharge port of the feeder is communicated with a feeding port of the first adsorption pool.
Preferably, the feeder is a dry powder feeder, a vibrating feeder or a screw feeder.
Preferably, the sedimentation system comprises a first sedimentation tank and a second sedimentation tank, and the decolorizing adsorption device, the first sedimentation tank and the second sedimentation tank are sequentially communicated along the treatment direction of the dyeing wastewater.
Preferably, the treatment system further comprises a first sludge delivery pump and a sludge treatment system communicated with the first sludge delivery pump, and the sludge outlet of the first sedimentation tank and the sludge outlet of the second sedimentation tank are both communicated with the sludge inlet of the first sludge delivery pump.
Preferably, the sludge treatment system comprises a sludge collection tank, a second sludge delivery pump and a plate-and-frame filter press, and the first sludge delivery pump, the sludge collection tank, the second sludge delivery pump and the plate-and-frame filter press are sequentially communicated along the sludge treatment direction.
The utility model has the beneficial effects that: when the system for treating the dyeing wastewater is used, the electroplating dyeing wastewater is collected in the wastewater collection pool, then the wastewater is conveyed to the decoloring and adsorbing system by the wastewater conveying pump for adsorption and decoloring treatment, an adsorbing material feeding device is used for continuously feeding the adsorbing material into the decoloring and adsorbing device, the adsorbing material adsorbs and decolors the wastewater, the density of the adsorbing material after adsorption and decoloration in a settling system is higher than that of water, the purpose of natural precipitation and separation is achieved, and supernatant can be recycled; this processing system overcomes methods such as flocculation decolorant, oxidation decolorant, electric flocculation decoloration that adopt at present and handles dyeing waste water, has reduced the input of some equipment (like the electric flocculation equipment), need not to add acid-base reagent and satisfies the decoloration reaction, gets rid of the colourity of dyeing waste water under the condition that does not increase the salinity and reaches the treatment effect of decoloration, compares with current processing system, has reduced the input volume of equipment and medicament, avoids increasing the follow-up waste water treatment degree of difficulty, equipment easy operation.
Drawings
FIG. 1 is a schematic flow diagram of the present invention;
the reference signs are: 1. a wastewater collection tank; 2. a wastewater delivery pump; 3. an adsorption material feeding device; 31. a material storage tank body; 32. a feeder; 4. a first adsorption tank; 5. a first mixer; 6. a second adsorption tank; 7. a second mixer; 8. a first settling tank; 9. a second settling tank; 10. a first sludge transfer pump; 11. a sludge collection tank; 12. a second sludge transfer pump; 13. and (4) a plate-and-frame filter press.
Detailed Description
For the understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
As shown in figure 1, a dyeing wastewater treatment system comprises a wastewater collection tank 1, a wastewater delivery pump 2, a decoloration adsorption system and a sedimentation system, wherein the decoloration adsorption system comprises an adsorbent feeding device 3 and a decoloration adsorption device communicated with a discharge hole of the adsorbent feeding device 3, and the wastewater collection tank 1, the wastewater delivery pump 2, the decoloration adsorption device and the sedimentation system are sequentially communicated along the treatment direction of dyeing wastewater.
When the dyeing wastewater treatment system is used, electroplating dyeing wastewater is collected in a wastewater collection pool 1, then the wastewater is conveyed to a decoloring and adsorbing system by a wastewater conveying pump 2 for adsorption and decoloring treatment, an adsorbing material feeding device 3 is used for continuously feeding adsorbing materials into the decoloring and adsorbing device, the adsorbing materials are used for adsorbing and decoloring the wastewater, the density of the adsorbing materials after adsorption and decoloring in a settling system is higher than that of water due to the fact that the adsorbing materials absorb water, the purpose of natural precipitation and separation is achieved, and supernatant can be recycled; this processing system overcomes methods such as flocculation decolorant, oxidation decolorant, electric flocculation decoloration that adopt at present and handles dyeing waste water, has reduced the input of some equipment (like the electric flocculation equipment), need not to add acid-base reagent and satisfies the decoloration reaction, gets rid of the colourity of dyeing waste water under the condition that does not increase the salinity and reaches the treatment effect of decoloration, compares with current processing system, has reduced the input volume of equipment and medicament, avoids increasing the follow-up waste water treatment degree of difficulty, equipment easy operation. The adsorption material is activated carbon powder selected from at least one of wood activated carbon, coconut shell activated carbon or coal activated carbon, and the activated carbon powder has an excellent void structure and strong adsorption and decoloration capabilities and is only used for application.
In this embodiment, the decoloration adsorption device includes first adsorption tank 4 and a first mixer 5 that is used for stirring the waste water of first adsorption tank 4, waste water delivery pump 2, first adsorption tank 4 and sedimentation system communicate in proper order along the treatment direction of dyeing waste water, the discharge gate of adsorbent feeding device 3 and the dog-house intercommunication of first adsorption tank 4.
Adopt above-mentioned technical scheme, during the use, the material is thrown while intaking, and the adsorption material throws material device 3 and continuously drops into the adsorption material to first adsorption tank 4, and first mixer 5 continuously stirs the waste water of first adsorption tank 4, promotes the adsorption decoloration of adsorption material to waste water, improves decoloration efficiency.
In this embodiment, the decolorizing adsorption device further comprises a second adsorption tank 6 and a second stirrer 7 for stirring the wastewater in the second adsorption tank 6, and the wastewater delivery pump 2, the first adsorption tank 4, the second adsorption tank 6 and the sedimentation system are sequentially communicated along the treatment direction of the dyeing wastewater.
Adopt above-mentioned technical scheme, first adsorption tank 4 has the waste water inflow second adsorption tank 6 of adsorption material of mixing, and second mixer 7 continuously stirs the waste water of second adsorption tank 6, further promotes the adsorption decoloration of adsorption material to waste water, improves decoloration efficiency.
In this embodiment, the adsorbing material feeding device 3 includes a storage tank body 31 and a feeding machine 32 communicated with the storage tank body 31, and a discharge port of the feeding machine 32 is communicated with a feeding port of the first adsorbing pond 4.
By adopting the technical scheme, the storage tank body 31 is used for storing the adsorption material so as to meet the requirement that the feeding machine 32 continuously feeds the adsorption material into the first adsorption tank 4.
In this embodiment, the feeder 32 is a dry powder feeder, a vibration feeder or a screw feeder.
Adopt above-mentioned technical scheme to batcher 32 is continuously to first adsorption tank 4 material feeding. Preferably, the feeder 32 is a screw feeder.
In this embodiment, the sedimentation system includes a first sedimentation tank 8 and a second sedimentation tank 9, and the decolorization adsorption device, the first sedimentation tank 8 and the second sedimentation tank 9 are sequentially communicated along the treatment direction of the dyeing wastewater.
By adopting the technical scheme, after the decoloration treatment of the decoloration adsorption device, the wastewater doped with the adsorption material flows into the first sedimentation tank 8 for natural sedimentation and then flows into the second sedimentation tank 9 for natural sedimentation again, the separation effect is improved, the supernatant of the second sedimentation tank 9 can be recycled, the decoloration purpose is achieved under the conditions of no salt addition, no coagulant addition, no flocculation decolorant addition, no oxidation decolorant addition and no pH value adjustment, the operation cost is reduced, and the operation is simple.
In this embodiment, the treatment system further includes a first sludge delivery pump 10 and a sludge treatment system communicated with the first sludge delivery pump 10, and the sludge outlet of the first sedimentation tank 8 and the sludge outlet of the second sedimentation tank 9 are both communicated with the sludge inlet of the first sludge delivery pump 10.
By adopting the technical scheme, the sludge of the first sedimentation tank 8 and the sludge of the second sedimentation tank 9 are conveyed to the sludge treatment system through the first sludge conveying pump 10 for treatment, so that the phenomenon that the recycling effect is influenced by the accumulation of too much sludge in the first sedimentation tank 8 and the accumulation of too much sludge in the second sedimentation tank 9 is avoided.
In this embodiment, the sludge treatment system includes a sludge collection tank 11, a second sludge transfer pump 12 and a plate-and-frame filter press 13, and the first sludge transfer pump 10, the sludge collection tank 11, the second sludge transfer pump 12 and the plate-and-frame filter press 13 are sequentially communicated along a sludge treatment direction.
By adopting the technical scheme, the sludge in the first sedimentation tank 8 and the sludge in the second sedimentation tank 9 are conveyed to the sludge collection tank 11 through the first sludge conveying pump 10 for collection, and then conveyed to the plate-and-frame filter press 13 through the second sludge conveying pump 12 for filter pressing treatment, so that filtrate and filter residue are separated, the filter residue can be disposed, and the filtrate can enter other electroplating wastewater collection tanks 1 for comprehensive recovery treatment.
The above-described embodiments are preferred implementations of the present invention, and the present invention may be implemented in other ways without departing from the spirit of the present invention.
Claims (8)
1. A dyeing wastewater treatment system is characterized in that: including waste water collecting pit, waste water delivery pump, decoloration adsorption system and sedimentation system, decoloration adsorption system throws the material device and throws the decoloration adsorption equipment of the discharge gate intercommunication of material device including the adsorption material, waste water collecting pit, waste water delivery pump, decoloration adsorption equipment and sedimentation system communicate along the treatment direction of dyeing waste water in proper order.
2. The dyeing wastewater treatment system according to claim 1, characterized in that: the decoloration adsorption device comprises a first adsorption tank and a first stirrer for stirring the wastewater in the first adsorption tank, the wastewater delivery pump, the first adsorption tank and the sedimentation system are sequentially communicated along the treatment direction of the dyeing wastewater, and a discharge hole of the adsorption material feeding device is communicated with a feeding port of the first adsorption tank.
3. The dyeing wastewater treatment system according to claim 2, characterized in that: the decoloration adsorption equipment also comprises a second adsorption tank and a second stirrer for stirring the wastewater in the second adsorption tank, and the wastewater delivery pump, the first adsorption tank, the second adsorption tank and the sedimentation system are sequentially communicated along the treatment direction of the dyeing wastewater.
4. The dyeing wastewater treatment system according to claim 2, characterized in that: the adsorption material feeding device comprises a storage tank body and a feeder communicated with the storage tank body, and a discharge port of the feeder is communicated with a feeding port of the first adsorption pool.
5. The dyeing wastewater treatment system according to claim 4, characterized in that: the feeder is a dry powder feeder, a vibrating feeder or a screw feeder.
6. The dyeing wastewater treatment system according to claim 1, characterized in that: the sedimentation system comprises a first sedimentation tank and a second sedimentation tank, and the decoloring adsorption device, the first sedimentation tank and the second sedimentation tank are sequentially communicated along the treatment direction of the dyeing wastewater.
7. The dyeing wastewater treatment system according to claim 6, characterized in that: the treatment system also comprises a first sludge delivery pump and a sludge treatment system communicated with the first sludge delivery pump, and the sludge outlet of the first sedimentation tank and the sludge outlet of the second sedimentation tank are both communicated with the sludge inlet of the first sludge delivery pump.
8. The dyeing wastewater treatment system according to claim 7, characterized in that: the sludge treatment system comprises a sludge collecting tank, a second sludge conveying pump and a plate-and-frame filter press, wherein the first sludge conveying pump, the sludge collecting tank, the second sludge conveying pump and the plate-and-frame filter press are sequentially communicated along the sludge treatment direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122548272.3U CN216236308U (en) | 2021-10-21 | 2021-10-21 | Dyeing wastewater treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122548272.3U CN216236308U (en) | 2021-10-21 | 2021-10-21 | Dyeing wastewater treatment system |
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| CN216236308U true CN216236308U (en) | 2022-04-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115583750A (en) * | 2022-10-10 | 2023-01-10 | 浙江亿得新材料股份有限公司 | Brine treatment method |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115583750A (en) * | 2022-10-10 | 2023-01-10 | 浙江亿得新材料股份有限公司 | Brine treatment method |
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