CN210140527U - Utilize epoxypropane saponification waste water waste heat to carry out sludge drying's device - Google Patents
Utilize epoxypropane saponification waste water waste heat to carry out sludge drying's device Download PDFInfo
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- CN210140527U CN210140527U CN201920667928.3U CN201920667928U CN210140527U CN 210140527 U CN210140527 U CN 210140527U CN 201920667928 U CN201920667928 U CN 201920667928U CN 210140527 U CN210140527 U CN 210140527U
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- water
- sludge
- saponified
- sludge drying
- drying device
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- 239000010802 sludge Substances 0.000 title claims abstract description 77
- 238000001035 drying Methods 0.000 title claims abstract description 59
- 238000007127 saponification reaction Methods 0.000 title claims abstract description 37
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 239000002351 wastewater Substances 0.000 title claims abstract description 23
- 239000002918 waste heat Substances 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 74
- 238000004062 sedimentation Methods 0.000 claims abstract description 7
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 10
- 239000010962 carbon steel Substances 0.000 claims description 10
- 230000018044 dehydration Effects 0.000 abstract description 3
- 238000006297 dehydration reaction Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000242583 Scyphozoa Species 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000002361 compost Substances 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
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- Treatment Of Sludge (AREA)
Abstract
The utility model relates to an utilize epoxypropane saponification waste water waste heat to carry out sludge drying's device. The technical scheme is as follows: the inlet of the saponified water booster pump is connected with a saponified water incoming header pipe, the outlet of the saponified water booster pump is connected with a sludge drying device, the outlet of the sludge drying device is connected with a primary sedimentation tank through a saponified water outlet pipeline, the sludge drying device is heated through saponified water and is arranged in a filter press machine room, sludge is filter-pressed into a cake through a filter press and then is conveyed to the sludge drying device, and drying treatment is carried out on the sludge; and the upper side of the sludge drying device is connected with a steam line, and the lower side is connected with an emptying pipe. The beneficial effects are that: the utility model discloses a sludge drying device heats the mummification to mud, and joins the water tank low point and add the unloading, consequently, the utility model discloses an utilize epoxypropane saponification waste water waste heat, both make full use of the heat source have reduced the temperature and have made the further dehydration of excess sludge again to better mummification incineration disposal.
Description
Technical Field
The utility model relates to an epoxypropane saponification effluent treatment plant, in particular to utilize epoxypropane saponification effluent waste heat to carry out sludge drying's device.
Background
At present, an activated sludge method is mainly adopted for removing the epoxy propane saponification wastewater, the activated sludge method is high in reaction speed and treatment rate, and suitable for treating large water volume, and compared with an anaerobic process, the activated sludge method is good in treatment effect (extremely high in BOD treatment efficiency), thorough in removal of organic matters, and capable of enabling the effluent quality to generally reach the standard. However, the activated sludge process requires high operating conditions (temperature, pH, carbon source, DO, etc.), and produces a large amount of excess sludge. The excess sludge is 6-10 times more than anaerobic sludge. The high salinity wastewater of the propylene oxide saponification water is treated, the sludge concentration can reach 30mg/l, and the generated residual sludge is large.
At present, the domestic treatment method of excess sludge mainly comprises sanitary landfill, composting, building material utilization, sludge drying and incineration and the like. The activated sludge for treating the epoxypropane saponified water has high salinity and high viscosity, is not suitable for landfill, compost, building materials and the like, and is dried and incinerated by the sludge in the most suitable method. The incinerator has higher requirement on the water content of the incinerated sludge. The incineration effect is not good when the water content of the sludge is higher, and toxic gas is easy to generate.
The temperature of the epoxy propane saponification waste water can reach 80 ℃, the optimum temperature of the activated sludge is about 35 ℃, and the saponification waste water is cooled by a water cooling tower and then discharged into a sludge tank to ensure the activity of the sludge. The method utilizes the residual heat of the propylene oxide saponification wastewater, fully utilizes a heat source to reduce the water temperature, and further dehydrates the residual sludge so as to facilitate better drying incineration treatment.
Disclosure of Invention
The utility model aims at providing an above-mentioned defect to prior art exists provides an utilize epoxypropane saponification waste water waste heat to carry out sludge drying's device, and the mummification is dealt with to surplus sludge to the waste heat of make full use of epoxypropane saponification waste water to reach better burning effect.
The utility model provides an utilize epoxypropane saponification waste water waste heat to carry out sludge drying's device, its technical scheme is: the sludge drying device comprises a saponified water booster pump (1), a saponified water incoming water pipeline (2), a saponified water outlet pipeline (3), a primary sedimentation tank (4), a steam line (5), a sludge drying device (6), a filter press machine room (7) and an emptying pipe (8), wherein an inlet of the saponified water booster pump (1) is connected with a saponified water incoming water main pipe, an outlet of the saponified water booster pump (1) is connected with the sludge drying device (6), an outlet of the sludge drying device (6) is connected to the primary sedimentation tank (4) through the saponified water outlet pipeline (3), the sludge drying device (6) is heated through saponified water, the sludge drying device (6) is arranged in the filter press machine room (7), sludge is filtered into a cake through a filter press, is conveyed to the sludge drying device (6), and is dried; and the upper side of the sludge drying device (6) is connected with a steam line (5), and the lower side is connected with a vent pipe (8).
Preferably, above-mentioned sludge drying device (6) includes steam interface (6.1), saponification water outlet connector (6.2), saponification water inlet connector (6.3), export case (6.4), inlet box (6.5), mummification board (6.6), converges water tank (6.7), inlet box (6.5) communicate with each other with mummification board (6.6), mummification board (6.6) comprises many carbon steel pipes, mummification board (6.6) exit linkage outlet box (6.4), outlet box (6.4) and inlet box (6.5) are in the same one side of mummification board (6.6), converge water tank (6.7) in the opposite side of mummification board (6.6) to set up blow-down pipe (6.8), inlet box (6.5) and outlet box (6.4) are connected respectively through steam interface (6.1) to steam line (5).
Preferably, the drying plate (6.6) consists of a plurality of DN300 carbon steel tubes (6.6.1),
preferably, said blow pipe (8) is connected to the lower side of the merged tank (6.7) through a blow valve (6.8).
Preferably, a steam trap (6.9) is arranged at the lower side of the emptying valve (6.8).
The utility model has the advantages that: the utility model discloses an come water generating line outlet opening at the saponification water and add and establish saponification water booster pump, introduce the saponification water of high temperature into the sludge drying device, heat the mummification through the sludge drying device to mud, and join the water tank low point and add the unloading, consequently, the utility model discloses an utilize the saponification waste water waste heat of epoxypropane, both make full use of the heat source reduce the temperature and make the further dehydration of surplus mud again to better mummification incineration disposal.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural diagram of a sludge drying device;
FIG. 3 is a schematic view of a desiccation plate;
in the upper diagram: a saponified water booster pump 1, a saponified water inlet pipeline 2, a saponified water outlet pipeline 3, a primary sedimentation tank 4, steam lines 5 and 6, a filter press room 7 and an emptying pipe 8,
steam interface 6.1, saponified water outlet interface 6.2, saponified water inlet interface 6.3, outlet box 6.4, inlet box 6.5, drying plate 6.6, confluent water tank 6.7, blow-down valve 6.8, steam trap 6.9, carbon steel pipe 6.6.1.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Referring to the attached drawing 2, the utility model discloses a sludge drying device 6 includes steam interface 6.1, saponification water outlet port 6.2, saponification water inlet port 6.3, export case 6.4, inlet box 6.5, mummification board 6.6, joins water tank 6.7, inlet box 6.5 communicates with each other with mummification board 6.6, and mummification board 6.6 comprises many carbon steel pipes, and mummification board 6.6 exit linkage export case 6.4, and export case 6.4 and inlet box 6.5 are in same one side of mummification board 6.6, join water tank 6.7 at the opposite side of mummification board 6.6 to set up blow-down pipe 6.8, steam line 5 passes through steam interface 6.1 and connects inlet box 6.5 and export case 6.4 respectively.
Specifically, the drying plate 6.6 consists of a plurality of DN300 carbon steel tubes 6.6.1, so that the heat exchange efficiency is improved, and the corrosion resistance is improved; in addition, a blow-off pipe 8 is connected to the lower side of the confluent tank 6.7 through a blow-off valve 6.8, and a steam trap 6.9 is provided on the lower side of the above-mentioned blow-off valve 6.8.
The working process of the utility model is as follows:
the saponified water booster pump 1 sends high-temperature saponified water from a saponified jellyfish pipe to an inlet box 6.5 of the drying device, the saponified water enters a carbon steel pipe in a drying plate 6.6 through the inlet box, the saponified water enters a confluent water tank 6.7 after passing through the carbon steel pipe 6.6.1, enters an outlet box 6.4 from an outlet of the carbon steel pipe 6.6.1 connected with the confluent water tank 6.7, and then enters a primary sedimentation tank 4 through a saponified water outlet line 3; the high-temperature saponified water completes heat exchange in the process of flowing in the drying plate 6.6, and the drying plate is heated; and after being pressed and filtered into cakes by a filter press in a filter press room 7, the surplus sludge is conveyed to a drying plate 6.6 to be dried.
Because the temperature of the epoxy propane saponification waste water is high and can reach 80 ℃, and the optimal temperature of the activated sludge is about 35 ℃, under the normal condition, the saponification waste water is cooled by a water cooling tower and then discharged into a sludge tank to ensure the activity of the sludge. Through adopting the utility model discloses a device can utilize epoxypropane saponification waste water waste heat, and both make full use of the heat source of epoxypropane saponification waste water, reduced the temperature, make the further dehydration of excess sludge again to better mummification incineration disposal.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (5)
1. The utility model provides an utilize epoxypropane saponification waste water waste heat to carry out sludge drying's device which characterized by: the sludge drying device comprises a saponified water booster pump (1), a saponified water incoming water pipeline (2), a saponified water outlet pipeline (3), a primary sedimentation tank (4), a steam line (5), a sludge drying device (6), a filter press machine room (7) and an emptying pipe (8), wherein an inlet of the saponified water booster pump (1) is connected with a saponified water incoming water main pipe, an outlet of the saponified water booster pump (1) is connected with the sludge drying device (6), an outlet of the sludge drying device (6) is connected to the primary sedimentation tank (4) through the saponified water outlet pipeline (3), the sludge drying device (6) is heated through saponified water, the sludge drying device (6) is arranged in the filter press machine room (7), sludge is filtered into a cake through a filter press, is conveyed to the sludge drying device (6), and is dried; and the upper side of the sludge drying device (6) is connected with a steam line (5), and the lower side is connected with a vent pipe (8).
2. The device for drying sludge by using the residual heat of the saponified wastewater of propylene oxide as claimed in claim 1, which is characterized in that: sludge drying device (6) include steam interface (6.1), saponification water outlet port (6.2), saponification water come water interface (6.3), export case (6.4), inlet box (6.5), mummification board (6.6), converge water tank (6.7), inlet box (6.5) communicate with each other with mummification board (6.6), mummification board (6.6) comprises many carbon steel pipes, mummification board (6.6) exit linkage outlet box (6.4), outlet box (6.4) and inlet box (6.5) are in same one side of mummification board (6.6), converge water tank (6.7) at the opposite side of mummification board (6.6) to set up blow-down pipe (6.8), inlet box (6.5) and outlet box (6.4) are connected respectively through steam interface (6.1) in steam line (5).
3. The device for drying sludge by using the residual heat of the saponified wastewater of propylene oxide as claimed in claim 2, which is characterized in that: the drying plate (6.6) is composed of a plurality of DN300 carbon steel tubes (6.6.1).
4. The device for drying sludge by using the residual heat of the saponified wastewater of propylene oxide as claimed in claim 2, which is characterized in that: the blow pipe (8) is connected to the underside of the joining water tank (6.7) by means of a blow valve (6.8).
5. The device for drying sludge by using the residual heat of the saponified wastewater of propylene oxide as claimed in claim 4, wherein: a steam trap (6.9) is arranged at the lower side of the emptying valve (6.8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920667928.3U CN210140527U (en) | 2019-05-10 | 2019-05-10 | Utilize epoxypropane saponification waste water waste heat to carry out sludge drying's device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920667928.3U CN210140527U (en) | 2019-05-10 | 2019-05-10 | Utilize epoxypropane saponification waste water waste heat to carry out sludge drying's device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210140527U true CN210140527U (en) | 2020-03-13 |
Family
ID=69733619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920667928.3U Active CN210140527U (en) | 2019-05-10 | 2019-05-10 | Utilize epoxypropane saponification waste water waste heat to carry out sludge drying's device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210140527U (en) |
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2019
- 2019-05-10 CN CN201920667928.3U patent/CN210140527U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 198, Tongxing Road, Kenli District, Dongying City, Shandong Province 257000 Patentee after: Shenghua New Material Group Co.,Ltd. Address before: No. 198, Tongxing Road, Kenli District, Dongying City, Shandong Province 257000 Patentee before: SHANDONG SHIDA SHENGHUA CHEMICAL GROUP Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: No. 198, Tongxing Road, Kenli District, Dongying City, Shandong Province 257000 Patentee after: Shi Dashenghua New Materials Group Co.,Ltd. Country or region after: China Address before: No. 198, Tongxing Road, Kenli District, Dongying City, Shandong Province 257000 Patentee before: Shenghua New Material Group Co.,Ltd. Country or region before: China |