CN210031168U - Water-saving device embedded in alkali decrement printing and dyeing process - Google Patents
Water-saving device embedded in alkali decrement printing and dyeing process Download PDFInfo
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- CN210031168U CN210031168U CN201920031374.8U CN201920031374U CN210031168U CN 210031168 U CN210031168 U CN 210031168U CN 201920031374 U CN201920031374 U CN 201920031374U CN 210031168 U CN210031168 U CN 210031168U
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Abstract
The utility model discloses an embedding alkali decrement printing and dyeing technology's water saving fixtures, including the pond of shrinking in advance, one side in the pond of shrinking in advance is connected with first pans, one side of first pans is connected with water filtering device, one side of water filtering device is connected with first water storage tank, one side of first water storage tank is connected with first pressure filter. The utility model discloses in, water after the preshrinking technology gets into alkali decrement pond and carries out behind the alkali decrement technology, discharged alkali decrement water is collected at the second intermediate tank, squeeze into ion resin exchange device by the elevator pump with the water in the jar again and carry out ion exchange, the exchange has got into the second water storage tank, carry out the acid-out, after the acid-out, get into the second pressure filter and carry out the filter-pressing, the acidic water of production gets into and discharges behind the acidic water storage tank and carry out follow-up technology, retrieve the high-purity terephthalic acid that filters out to the pressure, improve the quality that the phthalic acid material was retrieved through this structure, and then effectual improvement product quality.
Description
Technical Field
The utility model belongs to the technical field of the water conservation, specifically be a water saving fixtures of embedding alkali decrement printing and dyeing technology.
Background
In the printing and dyeing process, in an early period, in order to save water, the alkali weight reduction process does not discharge waste water, but returns to the pre-shrinking process to be used as the pre-shrinking process, and discharges the waste water. Since the pre-shrinkage water in the waste water is mixed with the alkaline water, the quality of the product is poor when the terephthalic acid material in the waste water is recycled, and a large amount of slurry is contained in the product.
In industrial application, the ion exchange resin has the advantages of large treatment capacity, wide decolorization range, high decolorization capacity, capability of removing various ions, great reduction of conductivity and the like, benefit for subsequent biochemical treatment, repeated regeneration and use, long service life and low operation cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to ensure the recovery quality of the terephthalic acid on the premise of saving water, a water-saving device embedded in an alkali weight reduction printing and dyeing process is provided.
The utility model adopts the technical scheme as follows:
the utility model provides an embedding alkali decrement printing and dyeing technology's water saving fixtures, includes the pond of shrinking in advance, one side in the pond of shrinking in advance is connected with first pans, one side of first pans is connected with water filtering device, one side of water filtering device is connected with first water storage tank, one side of first water storage tank is connected with first pressure filter, the opposite side in the pond of shrinking in advance is connected with alkali decrement pond, one side in alkali decrement pond is connected with the second pans, one side of second pans is connected with ion resin exchange device, one side of ion resin exchange device is connected with the second water storage tank, one side of second water storage tank is connected with the second pressure filter, one side of second pressure filter is connected with the acid water reservoir.
Wherein the water in the first intermediate tank is pumped into the water filtering device through the lifting pump.
Wherein the water in the second intermediate tank is pumped into the ion resin exchange device by a lift pump.
When the ion resin exchange device needs to be subjected to regeneration treatment, a valve on a pipeline of the second filter press is opened, water is stored in the acidic water storage pool, the water is pumped into the ion resin exchange device through the lifting pump, and then the water enters the pre-shrinking pool.
And one part of the water enters the next step of process, and the other part of the alkaline purified water returns to the pre-shrinking water tank again.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses in, water after the preshrinking technology gets into alkali decrement pond and carries out behind the alkali decrement technology, discharged alkali decrement water is collected at the second intermediate tank, squeeze into ion resin exchange device by the elevator pump with the water in the jar again and carry out ion exchange, the exchange has got into the second water storage tank, carry out the acid-out, after the acid-out, get into the second pressure filter and carry out the filter-pressing, the acidic water of production gets into and discharges behind the acidic water storage tank and carry out follow-up technology, retrieve the high-purity terephthalic acid that filters out to the pressure, improve the quality that the phthalic acid material was retrieved through this structure, and then effectual improvement product quality.
Drawings
Fig. 1 is a schematic diagram of the structure of the present invention.
The labels in the figure are: 1. pre-shrinking a water tank; 2. a first intermediate tank; 3. a water filtering device; 4. a first water storage tank; 5. a first filter press; 6. an alkali reduction water tank; 7. a second intermediate tank; 8. an ion resin exchange device; 9. a second water storage tank; 10. a second filter press; 11. an acid water storage pool.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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.
Referring to fig. 1, a water saving device embedded in an alkali reduction printing and dyeing process comprises a pre-shrinking water tank 1, wherein one side of the pre-shrinking water tank 1 is connected with a first intermediate tank 2, one side of the first intermediate tank 2 is connected with a water filtering device 3, one side of the water filtering device 3 is connected with a first water storage tank 4, one side of the first water storage tank 4 is connected with a first filter press 5, the other side of the pre-shrinking water tank 1 is connected with an alkali reduction water tank 6, one side of the alkali reduction water tank 6 is connected with a second intermediate tank 7, one side of the second intermediate tank 7 is connected with an ion resin exchange device 8, one side of the ion resin exchange device 8 is connected with a second water storage tank 9, one side of the second water storage tank 9 is connected with a second filter press 10, and one side of the.
Further, the water in the first intermediate tank 2 is pumped into the water filtering device 3 by a lift pump.
Further, the water in the second intermediate tank 7 is pumped into the ion resin exchange device 8 by a lift pump.
Further, when the ion resin exchange device 8 needs to be regenerated, a valve on a pipeline of the second filter press 10 is opened, water is stored in the acidic water storage tank 11, and the water is pumped into the ion resin exchange device 8 through a lift pump and then enters the pre-shrinking water tank 1.
Furthermore, the water after passing through the water filtering device 3 has two streams, one stream enters the next process, and the other stream of alkaline purified water returns to the pre-shrinking water pool 1 again.
The working principle is as follows: by adopting the device, after the pre-shrinking wastewater discharged by the pre-shrinking process is collected in the first intermediate tank 2, water is pumped into the water filtering device 3 by the lifting pump, the alkaline purified water after passing through the water filtering device 3 is fed back to the pre-shrinking water tank 1 again after alkali is supplemented, the other strand of water enters the first water storage tank 4, after acid precipitation, the first filter press 5 carries out filter pressing, and the filter pressing liquid enters the primary tank.
The water after the preshrinking process enters an alkali reduction water tank 6 to carry out an alkali reduction process, the discharged alkali reduction water is collected in a second intermediate tank 7, the water in the tank is pumped into an ion resin exchange device 8 by a lift pump to carry out ion exchange, the water enters a second water storage tank 9 after the exchange is finished to carry out acid precipitation, the water enters a second filter press 10 to carry out filter pressing after the acid precipitation, the generated acid water enters an acid water storage tank 11 to be discharged to carry out a subsequent process, and the high-purity terephthalic acid filtered out by the pressure is recovered.
The ion resin exchange device 8 needs to be regenerated after being used for a period of time, at the moment, a valve at the acidic water storage tank 11 is opened, water enters the storage tank and then is pumped into the ion resin exchange device 8 through a lifting pump, and the regenerated water enters a pre-shrinking process after being supplemented with alkali.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. The utility model provides an embedding alkali decrement printing and dyeing technology's water saving fixtures, includes shrinktank (1), its characterized in that: one side of preshrinking pond (1) is connected with first intermediate tank (2), one side of first intermediate tank (2) is connected with water filtering device (3), one side of water filtering device (3) is connected with first water storage tank (4), one side of first water storage tank (4) is connected with first pressure filter (5), the opposite side of preshrinking pond (1) is connected with alkali decrement pond (6), one side of alkali decrement pond (6) is connected with second intermediate tank (7), one side of second intermediate tank (7) is connected with ion resin exchange device (8), one side of ion resin exchange device (8) is connected with second water storage tank (9), one side of second water storage tank (9) is connected with second pressure filter (10), one side of second pressure filter (10) is connected with acid water storage tank (11).
2. The water saving device embedded in the alkali weight reduction printing and dyeing process as claimed in claim 1, wherein: and the water in the first intermediate tank (2) is pumped into the water filtering device (3) through a lifting pump.
3. The water saving device embedded in the alkali weight reduction printing and dyeing process as claimed in claim 1, wherein: and the water in the second intermediate tank (7) is pumped into an ion resin exchange device (8) through a lifting pump.
4. The water saving device embedded in the alkali weight reduction printing and dyeing process as claimed in claim 1, wherein: and two streams of water after passing through the water filtering device (3) enter the next step of process, and the other stream of alkaline purified water returns to the pre-shrinking water pool (1) again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920031374.8U CN210031168U (en) | 2019-01-09 | 2019-01-09 | Water-saving device embedded in alkali decrement printing and dyeing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920031374.8U CN210031168U (en) | 2019-01-09 | 2019-01-09 | Water-saving device embedded in alkali decrement printing and dyeing process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210031168U true CN210031168U (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920031374.8U Active CN210031168U (en) | 2019-01-09 | 2019-01-09 | Water-saving device embedded in alkali decrement printing and dyeing process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210031168U (en) |
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2019
- 2019-01-09 CN CN201920031374.8U patent/CN210031168U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 310000 Gongshu District, Hangzhou City, Zhejiang Province, 260 Space Building, 2 514 Rooms Patentee after: HANGZHOU LISHANG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 310000 Zhejiang Hangzhou Gongshu District harmony street Gongshu District 360 space mansion 2 building 514 room. Patentee before: HANGZHOU LISHANG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 310000 Gongshu District, Hangzhou City, Zhejiang Province, 260 Space Building, 2 514 Rooms Patentee after: Zhejiang Lishang Environmental Protection Technology Co.,Ltd. Address before: 310000 Gongshu District, Hangzhou City, Zhejiang Province, 260 Space Building, 2 514 Rooms Patentee before: HANGZHOU LISHANG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |