CN211770907U - Integrative equipment of sludge dewatering mummification - Google Patents
Integrative equipment of sludge dewatering mummification Download PDFInfo
- Publication number
- CN211770907U CN211770907U CN201922394679.8U CN201922394679U CN211770907U CN 211770907 U CN211770907 U CN 211770907U CN 201922394679 U CN201922394679 U CN 201922394679U CN 211770907 U CN211770907 U CN 211770907U
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- China
- Prior art keywords
- sludge
- mud
- pump
- sewage
- housing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000010802 sludge Substances 0.000 title claims abstract description 84
- 239000010865 sewage Substances 0.000 claims abstract description 29
- 238000001035 drying Methods 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 230000003750 conditioning effect Effects 0.000 claims abstract description 16
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 239000013049 sediment Substances 0.000 claims description 6
- 238000009833 condensation Methods 0.000 claims description 4
- 230000005494 condensation Effects 0.000 claims description 4
- 239000000706 filtrate Substances 0.000 claims description 4
- 239000008394 flocculating agent Substances 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 abstract description 5
- 238000006297 dehydration reaction Methods 0.000 abstract description 5
- 230000011218 segmentation Effects 0.000 abstract description 3
- 239000003153 chemical reaction reagent Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 239000003814 drug Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Abstract
The utility model relates to an integrative equipment of sludge dewatering mummification, its structure includes sewage pump, automatic reagent feeding device, conditioning tank, sludge pump, plate and frame filter press, forming device and sludge mummification device. The utility model discloses use modified flocculant to handle sewage, make sewage produce and deposit, form mud and filtrating after filtering, mud is carried to the filter press and is squeezed to reduce the water content of mud, then the mud segmentation gets into to the sludge drying device, carries out further dehydration mummification to mud through the heating. The utility model discloses can make sewage produce mud and dehydration mummification, the mud moisture content that obtains is low, and energy resource consumption is few, and no tail gas produces, green.
Description
Technical Field
The utility model relates to a sewage treatment device, in particular to a sludge dewatering and drying integrated device.
Background
In the current sludge treatment technology of the sewage treatment plant, a sludge dewatering process is generally adopted for sludge treatment, the conventional sludge dewatering equipment comprises a belt type machine, a screw folding machine, a plate-and-frame dewatering machine and the like, the sludge with the water content of about 80-85% is generated after the conventional sludge dewatering equipment is dewatered, and the high-pressure diaphragm plate-and-frame filter press can reach 60-70% when the operation effect is good. According to the research results, nearly 90% of sludge produced by wastewater treatment stations and sewage treatment plants is not properly reduced and recycled, and further drying of the sludge is a very feasible method for reducing the sludge.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an integrative equipment of sludge dewatering mummification to solve prior art sludge dewatering and thoroughly lead to unable make full use of's problem.
The utility model discloses a realize like this: an integrated sludge dewatering and drying device comprises
The sewage pump is used for pumping sewage in the sludge tank;
the automatic dosing device is used for providing a modified flocculating agent;
the conditioning tank is connected with the sewage pump and the automatic dosing device, receives the sewage and the modified flocculant, and is used for enabling the sewage to react with the modified flocculant to generate sludge sediment and filtering the sludge sediment to form sludge and filtrate;
the sludge pump is connected with the conditioning tank and is used for pumping out sludge generated by filtering in the conditioning tank;
the plate-and-frame filter press is connected with the sludge pump and is used for squeezing the sludge and reducing the water content of the sludge;
the forming device is connected with the outlet of the plate-and-frame filter press and is used for cutting the sludge output by the plate-and-frame filter press into long strips; and
and the sludge drying device is connected with the outlet of the forming device and is used for heating the strip-shaped sludge to further dry the sludge.
The sludge drying device comprises a shell, an inlet is formed in the upper portion of the shell, a discharge hole is formed in the lower portion of the shell, a horizontal conveying belt is arranged in the shell, the starting point of the conveying belt is located below the inlet, the end point of the conveying belt is located above the discharge hole, the conveying belt is of a mesh belt structure, an air guide pipe is arranged in the shell, an air inlet and an air outlet are formed in the two ends of the air guide pipe respectively, the air inlet is located at the upper end of the shell, the air outlet is located at the lower end of the inner portion of the shell, a condenser, a heater and a circulating fan are arranged in the air pipe, air enters the air guide pipe and then passes through the condenser and then the heater and the circulating fan, and the condenser is communicated with the outside and used for discharging condensed water generated by condensation out of the.
The plate frame filter pressing pump is connected with a squeezing pump, and the squeezing pump is connected with the reclaimed water pipe and provides pressure for the plate frame filter pressing pump.
The forming device comprises a stirrer and a forming machine, the stirrer stirs and conveys sludge downwards, and the forming machine extrudes the sludge into strips and cuts the strips into sections for output.
The utility model discloses use modified flocculant to handle sewage, make sewage produce and deposit, form mud and filtrating after filtering, mud is carried to the filter press and is squeezed to reduce the water content of mud, then the mud segmentation gets into to the sludge drying device, carries out further dehydration mummification to mud through the heating.
The conveyer belt of sludge drying device drives banding mud and removes, the conveyer belt is the guipure structure, carry dry hot air in the below of conveyer belt is to going up, dry hot air acts on banding mud through the guipure, take away the moisture in the mud, dry hot air becomes damp and hot air, damp and hot air enters into the guide duct under circulating fan's effect, the vapor condensation in the damp and hot air when the condenser, damp and hot air becomes dry cold air, dry cold air becomes dry hot air through the heater once more, dry hot air is discharged from the below of conveyer belt. The whole process is carried out in a shell, the air in the shell is recycled, and finally only strip-shaped sludge and condensed water which are further dried are generated.
The utility model discloses can make sewage produce mud and dehydration mummification, the mud moisture content that obtains is low, and energy resource consumption is few, and no tail gas produces, green.
Drawings
Fig. 1 is a schematic diagram of the present invention.
FIG. 2 is a schematic structural view of the sludge drying apparatus of the present invention.
In the figure: 1. a sewage pump; 2. an automatic dosing device; 3. a conditioning tank; 4. a sludge pump; 5. a plate-and-frame filter press; 6. a molding device; 7. a sludge drying device; 8. a squeeze pump; 7-1, a shell; 7-2, a conveyor belt; 7-3, an air guide pipe; 7-4, an air inlet; 7-5, an air outlet; 7-6, a condenser; 7-7, a circulating fan; 7-8, a heater; 7-9, an inlet; 7-10 parts of a discharge hole.
Detailed Description
As shown in figure 1, the utility model discloses a conditioning tank 3, conditioning tank 3 have certain degree of depth, can hold a large amount of sewage, provide the container of reaction sediment for sewage. Sewage of the conditioning pool 3 is pumped from the sewage pool by a sewage pump 1 and discharged into the conditioning pool 3, meanwhile, a medicine outlet of the automatic medicine adding device 2 is connected with the conditioning pool 3, the automatic medicine adding device 2 is connected with a tap water pipe, a modified flocculating agent is automatically prepared, and the modified flocculating agent is added into the conditioning pool 3. The modified flocculant reacts with sewage in the conditioning tank 3 to generate sediment, sludge and filtrate are obtained after filtration, the sludge is pumped out by a sludge pump 4 and conveyed to the next procedure for further treatment, and the filtrate reaches the discharge standard after reaction, sedimentation and filtration and can be directly discharged or further treated for further utilization.
Sludge produced by the conditioning pool 3 is conveyed to the plate-and-frame filter press 5 by the sludge pump 4, the plate-and-frame filter press 5 is of a high-pressure diaphragm type, the plate-and-frame filter press pump is connected with the squeezing pump 8, the squeezing pump 8 is connected with the reclaimed water pipe to provide pressure for the plate-and-frame filter press pump, and the sludge is squeezed by the plate-and-frame filter press 5, so that the water content of the sludge is reduced.
The outlet of the plate-and-frame filter press 5 is connected with a forming device 6, the forming device 6 comprises a stirrer and a forming machine, the stirrer stirs and conveys sludge downwards, and the forming machine extrudes the sludge into strips and cuts the strips into sections for output.
A sludge drying device 7 is arranged below the outlet of the forming device 6 and is used for heating the strip-shaped sludge to further dry the sludge.
As shown in figure 2, the sludge drying device 7 comprises a shell 7-1, an inlet 7-9 is arranged above the shell 7-1, a discharge hole 7-10 is arranged below the shell 7-1, and the inlet 7-9 is connected with an outlet of the forming device 6. A horizontal conveyor belt 7-2 is arranged in the shell 7-1, the starting point of the conveyor belt 7-2 is positioned below the inlet 7-9, the end point of the conveyor belt 7-2 is positioned above the discharge port 7-10, strip-shaped sludge output from the outlet of the forming device 6 enters the shell 7-1 and then falls to the starting point of the conveyor belt 7-2, the conveyor belt 7-2 moves horizontally with the strip-shaped sludge, and when the sludge reaches the end point of the conveyor belt 7-2, the sludge falls from the conveyor belt 7-2 and leaves the shell 7-1 from the discharge port 7-10. An air guide pipe 7-3 is arranged in the shell 7-1, an air inlet 7-4 and an air outlet 7-5 are respectively arranged at two ends of the air guide pipe 7-3, the air inlet 7-4 is positioned at the upper end in the shell 7-1, the air outlet 7-5 is positioned at the lower end in the shell 7-1, a condenser 7-6, a heater 7-8 and a circulating fan 7-7 are arranged in the air pipe, air enters the air guide pipe 7-3, passes through the condenser 7-6 and then passes through the heater 7-8 and the circulating fan 7-7, and the condenser 7-6 is communicated with the outside and used for discharging condensed water generated by condensation out of the shell 7-1. The conveying belt 7-2 is a mesh belt structure, and dry hot air discharged upwards from the air outlet 7-5 acts on the surface of the strip-shaped dry mud through the conveying belt 7-2, so that the moisture in the dry mud is heated and evaporated, and the water content of the dry mud is further reduced.
The utility model discloses use modified flocculant to handle sewage, make sewage produce and deposit, form mud and filtrating after filtering, mud is carried to filter press 5 and is squeezed to reduce the water content of mud, then the mud segmentation enters into sludge drying device 7, carries out further dehydration mummification to mud through the heating.
A conveying belt 7-2 of a sludge drying device 7 drives strip-shaped sludge to move, the conveying belt 7-2 is of a mesh belt structure, dry hot air is conveyed in the lower direction of the conveying belt 7-2, the dry hot air acts on the strip-shaped sludge through a mesh belt to take away moisture in the sludge, the dry hot air is changed into humid hot air, the humid hot air enters an air guide pipe 7-3 under the action of a circulating fan 7-7, water vapor in the humid hot air is condensed when the humid hot air passes through a condenser 7-6, the humid hot air is changed into dry cold air, the dry cold air is changed into the dry hot air again through a heater 7-8, and the dry hot air is discharged from the lower portion of the conveying belt. The whole process is carried out in a shell 7-1, and the air in the shell 7-1 is recycled, so that only strip-shaped sludge and condensed water which are further dried are finally generated.
Claims (4)
1. An integrated sludge dewatering and drying device is characterized by comprising
The sewage pump is used for pumping sewage in the sludge tank;
the automatic dosing device is used for providing a modified flocculating agent;
the conditioning tank is connected with the sewage pump and the automatic dosing device, receives the sewage and the modified flocculant, and is used for enabling the sewage to react with the modified flocculant to generate sludge sediment and filtering the sludge sediment to form sludge and filtrate;
the sludge pump is connected with the conditioning tank and is used for pumping out sludge generated by filtering in the conditioning tank;
the plate-and-frame filter press is connected with the sludge pump and is used for squeezing the sludge and reducing the water content of the sludge;
the forming device is connected with the outlet of the plate-and-frame filter press and is used for cutting the sludge output by the plate-and-frame filter press into long strips; and
and the sludge drying device is connected with the outlet of the forming device and is used for heating the strip-shaped sludge to further dry the sludge.
2. The integrated sludge dewatering and drying apparatus according to claim 1, wherein the sludge drying apparatus includes a housing, an inlet is provided above the housing, a discharge port is provided below the housing, a horizontal conveyor belt is provided in the housing, a starting point of the conveyor belt is located below the inlet, an end point of the conveyor belt is located above the discharge port, the conveyor belt is of a mesh belt structure, an air guide pipe is provided in the housing, an air inlet and an air outlet are provided at two ends of the air guide pipe respectively, the air inlet is located at an upper end of the housing, the air outlet is located at a lower end of the interior of the housing, a condenser, a heater and a circulating fan are provided in the air guide pipe, air enters the air guide pipe, passes through the condenser and then passes through the heater and the circulating fan, the condenser is communicated with the outside and used for discharging condensed water generated by condensation out of the shell.
3. The integrated sludge dewatering and drying equipment of claim 1, wherein the plate-and-frame filter-press pump is connected with a press pump, and the press pump is connected with a reclaimed water pipe and provides pressure for the plate-and-frame filter-press pump.
4. The integrated sludge dewatering and drying device as claimed in claim 1, wherein the forming device comprises a stirrer and a forming machine, the stirrer stirs and conveys the sludge downwards, and the forming machine extrudes the sludge into strips and cuts the strips into sections for output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922394679.8U CN211770907U (en) | 2019-12-27 | 2019-12-27 | Integrative equipment of sludge dewatering mummification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922394679.8U CN211770907U (en) | 2019-12-27 | 2019-12-27 | Integrative equipment of sludge dewatering mummification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211770907U true CN211770907U (en) | 2020-10-27 |
Family
ID=72980794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922394679.8U Expired - Fee Related CN211770907U (en) | 2019-12-27 | 2019-12-27 | Integrative equipment of sludge dewatering mummification |
Country Status (1)
| Country | Link |
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| CN (1) | CN211770907U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112456755A (en) * | 2020-12-24 | 2021-03-09 | 华夏碧水环保科技有限公司 | Wastewater sludge reduction treatment system |
| CN113060782A (en) * | 2021-03-27 | 2021-07-02 | 新昌县佳泰市政园林建设有限公司 | Municipal sewage filtering device |
-
2019
- 2019-12-27 CN CN201922394679.8U patent/CN211770907U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112456755A (en) * | 2020-12-24 | 2021-03-09 | 华夏碧水环保科技有限公司 | Wastewater sludge reduction treatment system |
| CN113060782A (en) * | 2021-03-27 | 2021-07-02 | 新昌县佳泰市政园林建设有限公司 | Municipal sewage filtering device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 |