CN212102549U - Sludge dewatering mummification equipment - Google Patents
Sludge dewatering mummification equipment Download PDFInfo
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- CN212102549U CN212102549U CN202020702751.9U CN202020702751U CN212102549U CN 212102549 U CN212102549 U CN 212102549U CN 202020702751 U CN202020702751 U CN 202020702751U CN 212102549 U CN212102549 U CN 212102549U
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- filter bag
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- fixing frame
- moisture discharge
- discharge groove
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Abstract
A sludge dewatering and drying device comprises a main heater, an auxiliary heater, an air guide groove, an upper moisture discharge groove, a lower moisture discharge groove, a filter bag fixing frame and a water groove; the main heater and the upper moisture discharge groove are arranged side by side; the lower moisture discharge groove is arranged right below the upper moisture discharge groove and the main heater; the filter bag fixing frame is fixedly arranged below the lower moisture discharge groove, and the air guide groove is formed in the filter bag fixing frame; the auxiliary heater is arranged right below the air guide groove; the water tank is arranged under the filter bag fixing frame. The utility model has the advantages of being simple in structure and convenient in operation, dehydration efficiency is high, accomplishes the interior water cut of filter bag after the dehydration and obviously reduces to can prevent that filtrating from causing secondary pollution to the environment.
Description
Technical Field
The utility model relates to a waste water treatment field especially relates to a sludge dewatering mummification equipment.
Background
At present, a natural drying method is generally adopted for dehydrating and drying filter bags in bag filters and sludge in the bags, but no specific equipment is provided for drying the filter bags. The natural drying method depends on the infiltration effect and the evaporation effect, so that the water content of the filter bag and the sludge in the filter bag is reduced; generally speaking, the infiltration takes about 12-23 hours, and then the water content can be reduced to about 65% after 48 hours by mainly relying on natural evaporation. The method is greatly influenced by natural factors on site, easily causes secondary pollution to the environment and has limitation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sludge dewatering mummification equipment to solve the aforementioned problem that exists among the prior art.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a sludge dewatering and drying device comprises a main heater, an auxiliary heater, an air guide groove, an upper moisture discharge groove, a lower moisture discharge groove, a filter bag fixing frame and a water groove; the main heater and the upper moisture discharge groove are arranged side by side; the lower moisture discharge groove is arranged right below the upper moisture discharge groove and the main heater; the filter bag fixing frame is fixedly arranged below the lower moisture discharge groove, and the air guide groove is formed in the filter bag fixing frame; the auxiliary heater is arranged right below the air guide groove; the water tank is arranged under the filter bag fixing frame.
Preferably, the improved water conditioner further comprises a shell, a moisture discharging opening is formed in the upper portion of the shell, a cabinet door is arranged on the side face of the shell, and the main heater, the auxiliary heater, the air guide groove, the upper moisture discharging groove, the lower moisture discharging groove, the filter bag fixing frame and the water tank are all installed inside the shell.
Preferably, the heating system further comprises a heat source automatic switching device, and the heat source automatic switching device is provided with a heating switch and a timing switch for controlling the main heater and the auxiliary heater.
Preferably, the main heater and the auxiliary heater both adopt PTC heaters with fans.
The utility model has the advantages that: the utility model provides a sludge dewatering and drying device, which adopts the design of double heat sources and double fans to ensure that the temperature in the device is higher than the room temperature, accelerates the evaporation of water and simultaneously ensures the air to flow sufficiently, takes away moist air and exhaust equipment, thereby accelerating the dewatering and drying of the filter bag and the sludge in the bag and effectively reducing the water content of the sludge; the water tank is used for receiving the filtrate, so that secondary pollution of the filtrate to the environment can be prevented; the utility model has the advantages of being simple in structure and convenient in operation, dehydration efficiency is high, accomplishes the interior water cut of filter bag after the dehydration and obviously reduces to can prevent that filtrating from causing secondary pollution to the environment.
Drawings
FIG. 1 is a sectional view of a sludge dewatering and drying apparatus;
FIG. 2 is a diagram showing the external structure of the sludge dewatering and drying apparatus;
in the figure: 1-moisture removal port, 2-main heater, 3-upper moisture removal groove, 4-lower moisture removal groove, 5-filter bag fixing frame, 6-water groove, 7-auxiliary heater, 8-air guide groove, 9-timing switch and 10-heating switch.
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. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.
A sludge dewatering and drying device is shown in figure 1 and comprises a moisture discharging port 1, a main heater 2, an auxiliary heater 7, an air guide groove 8, an upper moisture discharging groove 3, a lower moisture discharging groove 4, a filter bag fixing frame 5 and a water tank 6; the moisture discharging port 1 is positioned at the uppermost part of the sludge dewatering and drying equipment, and the upper moisture discharging groove 3 is arranged right below the moisture discharging port 1; the main heater 2 and the upper moisture discharge groove 3 are arranged side by side; the lower moisture discharge groove 4 is arranged right below the upper moisture discharge groove 3 and the main heater 2; the filter bag fixing frame 5 is fixedly arranged below the lower moisture discharge groove 4, and the filter bag fixing frame 5 is provided with the air guide groove 8; the auxiliary heater 7 is arranged under the air guide groove 8; the water tank 6 is arranged under the filter bag fixing frame 5.
The main heater and the auxiliary heater are PTC heaters with fans, a certain angle is formed between the air guide groove 8 and a hot air outlet of the main heater 2, the auxiliary heater 7 is installed below the air guide groove 8, and the hot air outlet of the auxiliary heater 7 is opposite to the filter bag fixing frame 5 and the water tank 6.
The automatic heat source switching device is installed in the sludge dewatering and drying equipment and comprises a timing switch 9 and a heating switch 10, the heating operation of the main heater 2 and the heating operation of the auxiliary heater 7 are controlled, the heating switch 10 can control the heating operation of the main heater 2 and the heating operation of the auxiliary heater 7, the timing switch 9 can control the heating time of the main heater 2 and the heating operation of the auxiliary heater 7, and the automatic heating stop of the main heater 2 and the heating operation of the auxiliary heater 7 is controlled when the set time is over.
The external structure of the sludge dewatering and drying equipment is shown in fig. 2, the shell is a cabinet, a timing switch 9 and a heating switch 10 are installed above the cabinet, the top of the cabinet is provided with the moisture discharging port 1, a handle is installed on the cabinet door, and the main heater 2, the auxiliary heater 7, the air guide groove 8, the upper moisture discharging groove 3, the lower moisture discharging groove 4, the filter bag fixing frame 5 and the water tank 6 are all installed inside the cabinet.
Before starting, the filter bag fixer 5 is used for fixing a damp filter bag, and the water tank 6 is arranged right below the filter bag fixer 5 and used for receiving sewage dripped in the damp filter bag; when the device is started, one part of hot air directly acts on the filter bag and sludge in the filter bag, the other part of hot air is guided to the auxiliary heater 7 through the air guide groove 8 to be heated for the second time, the heated hot air after the second time heating continuously heats and dries the filter bag and the sludge in the filter bag from bottom to top, sewage in the water tank is heated and evaporated, and the hot air with moisture is carried by hot air to sequentially pass through the lower moisture discharge groove 4 and the upper moisture discharge groove 3 and finally discharged from the moisture discharge port 1; when the set working time is over, the timing switch 9 automatically cuts off the heat source. And uniformly treating the waste residues left in the water tank, taking down the filter bag subjected to drying treatment from the fixer, and uniformly recovering and treating.
Examples
The sludge dewatering and drying equipment in the embodiment is applied to wastewater treatment, and dewatering work is carried out on a filter bag of a bag type mud-water separation device and sludge in the bag; the main heater 2 and the auxiliary heater 7 adopt PTC heaters with fans, hot air heated by the main heater 2 is blown downwards under the action of the fans and acts on the filter bag fixing frame 5 and the air guide groove 8, and hot air heated by the auxiliary heater 7 directly acts on the filter bag and the water groove under the action of the fans; the filter bag fixing frame 5 and the water tank 6 are made of SUS 304; the heating switch 10 adopts a two-gear ship-shaped switch; the range of the timing switch 9 is set to be 5-60 minutes.
The water content of the sludge filter bag with the water content close to about 95 percent is about 40 percent after the sludge filter bag is dehydrated by adopting the sludge dehydration drying equipment, and the water content of the sludge filter bag after natural air drying is about 65 percent; and the average time is shortened by 30 minutes, and the dehydration efficiency is improved by nearly 1 time. Wherein the water content is obtained by converting readings of the humidity sensor in the same environment; the water content is (the total mass of the sludge filter bags-the total mass of the sludge filter bags after being dried to constant weight)/the total mass of the sludge filter bags after being dried to constant weight; the dehydration efficiency is the time for heating and drying until the water content is 65% or the time for naturally evaporating until the water content is 65%.
Through adopting the utility model discloses an above-mentioned technical scheme has obtained following profitable effect:
the utility model provides a sludge dewatering and drying device, which adopts the design of double heat sources and double fans to ensure that the temperature in the device is higher than the room temperature, accelerates the evaporation of water and simultaneously ensures the air to flow sufficiently, takes away moist air and exhaust equipment, thereby accelerating the dewatering and drying of the filter bag and the sludge in the bag and effectively reducing the water content of the sludge; the water tank is used for receiving the filtrate, so that secondary pollution of the filtrate to the environment can be prevented; the utility model has the advantages of being simple in structure and convenient in operation, dehydration efficiency is high, accomplishes the interior water cut of filter bag after the dehydration and obviously reduces to can prevent that filtrating from causing secondary pollution to the environment.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be viewed as the protection scope of the present invention.
Claims (4)
1. A sludge dewatering and drying device is characterized by comprising a main heater, an auxiliary heater, an air guide groove, an upper moisture discharge groove, a lower moisture discharge groove, a filter bag fixing frame and a water tank; the main heater and the upper moisture discharge groove are arranged side by side; the lower moisture discharge groove is arranged right below the upper moisture discharge groove and the main heater; the filter bag fixing frame is fixedly arranged below the lower moisture discharge groove, and the air guide groove is formed in the filter bag fixing frame; the auxiliary heater is arranged right below the air guide groove; the water tank is arranged under the filter bag fixing frame.
2. The sludge dewatering and drying apparatus according to claim 1, further comprising a housing, wherein a moisture discharging port is formed above the housing, a cabinet door is formed on a side surface of the housing, and the main heater, the auxiliary heater, the air guide groove, the upper moisture discharging groove, the lower moisture discharging groove, the filter bag fixing frame and the water tank are all installed inside the housing.
3. The sludge dewatering and drying apparatus according to claim 1, further comprising a heat source automatic switching device provided with a heating switch and a timing switch for controlling the main heater and the auxiliary heater.
4. The sludge dewatering and drying device according to claim 1, wherein the primary heater and the auxiliary heater are both PTC heaters with fans.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020702751.9U CN212102549U (en) | 2020-04-30 | 2020-04-30 | Sludge dewatering mummification equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020702751.9U CN212102549U (en) | 2020-04-30 | 2020-04-30 | Sludge dewatering mummification equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212102549U true CN212102549U (en) | 2020-12-08 |
Family
ID=73618578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020702751.9U Active CN212102549U (en) | 2020-04-30 | 2020-04-30 | Sludge dewatering mummification equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212102549U (en) |
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2020
- 2020-04-30 CN CN202020702751.9U patent/CN212102549U/en active Active
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