CN218025594U - Domestic sewage treatment tank and sewage treatment system for alpine regions - Google Patents
Domestic sewage treatment tank and sewage treatment system for alpine regions Download PDFInfo
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- CN218025594U CN218025594U CN202222522274.XU CN202222522274U CN218025594U CN 218025594 U CN218025594 U CN 218025594U CN 202222522274 U CN202222522274 U CN 202222522274U CN 218025594 U CN218025594 U CN 218025594U
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Abstract
The utility model relates to a domestic sewage treatment tank and a sewage treatment system for alpine regions, which comprises a tank body, a solar hot water pipe set and a heat storage water tank, wherein the solar hot water pipe set is communicated with the heat storage water tank; the inner wall of cell body is provided with the support, be provided with spiral heat transfer coil on the support, the heat storage water tank passes through the hot-water line and links to each other with heat transfer coil's one end, heat transfer coil's the other end passes through the wet return and links to each other with the heat storage water tank, be provided with hot-water pump and first check valve on the hot-water line. The utility model discloses utilize solar energy with the hot-water heating of solar water heating pipe group and in the heat storage water tank to let in hot water heat transfer coil, hot water can carry out the heat exchange with the sewage in the cell body, thereby improves the temperature of sewage, makes the microbial activity in the sewage promote, improves sewage treatment efficiency. The invention is suitable for the miniaturized domestic sewage treatment equipment in the alpine region.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, especially, a domestic sewage treatment pond and sewage treatment system for severe cold district.
Background
The domestic sewage in rural areas at high and cold altitude has the characteristics of scattered collection, centralized discharge time period, huge seasonal fluctuation of water quantity and water quality, huge fluctuation of inlet water temperature caused by geographical factors and meteorological factors and the like. Mature and practical technologies in other rural areas have poor effects or are difficult to operate and maintain in the area. At present, the process technology for treating and selecting rural domestic sewage in alpine regions of Sichuan province is various and complex, mainly comprises A2/O, A/O and MBR, and causes high energy consumption, high operation and maintenance cost and difficult operation and maintenance; meanwhile, rural domestic sewage in alpine regions has the characteristics of low inlet water temperature and low pollutant concentration in winter, so that the process mainly based on the activated sludge process is difficult to operate. In order to make the sewage treatment facilities more effective by avoiding the idle and waste of the sewage treatment facilities after the construction of the area according to local conditions, it is necessary to develop and develop a rural domestic sewage treatment process, treatment facilities and integrated equipment in the alpine and high altitude areas, and the problems of scattered discharge, poor effect, insufficient recycling, pollution risk and the like of rural domestic sewage treatment in the area can be effectively solved.
At present, the sewage treatment equipment utilizing solar energy refers to CN202123327075.5 solar photovoltaic integrated sewage treatment equipment, CN200920234981.0 solar sewage treatment device, CN201621130268.8 solar sewage treatment device and the like, and most of the existing equipment utilizes solar energy to generate power so as to supply power to an electric element. For the sewage treatment in high altitude areas, the difficulty is that the sewage temperature is too low, so that the microbial activity is low and the treatment effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a domestic sewage treatment pond and sewage treatment system for severe cold district is provided, to the environmental characteristics in severe cold district, improve sewage temperature to promote the microbial activity, strengthen the treatment effect.
In order to solve the above problem, the utility model adopts the technical scheme that: the domestic sewage treatment tank for the alpine region comprises a tank body, a solar hot water pipe set and a heat storage water tank, wherein the solar hot water pipe set is communicated with the heat storage water tank; the inner wall of cell body is provided with the support, be provided with spiral heat exchange coil on the support, the heat storage water tank passes through the hot-water line and links to each other with heat exchange coil's one end, heat exchange coil's the other end passes through the wet return and links to each other with the heat storage water tank, be provided with hot-water pump and first check valve on the hot-water line.
Further, the tank body is an anaerobic tank.
Furthermore, a water inlet is formed in the upper portion of the anaerobic tank, a connecting pipe is arranged in the anaerobic tank, a water distribution pipe network is arranged at the bottom of the anaerobic tank, the upper end of the connecting pipe is connected with the water inlet, and the lower end of the connecting pipe is connected with the water distribution pipe network.
Further, the water inlet is two.
Furthermore, a water outlet weir plate is arranged on the upper part of one side, away from the water inlet, of the anaerobic tank, and a water outlet is arranged in the water outlet weir plate.
Further, the heat exchange coil comprises a spiral coil positioned at the bottom of the tank body and a wall-winding coil positioned on the side wall of the tank body.
Furthermore, the solar hot water pipe sets are multiple, the solar hot water pipe sets are all connected with the header, one end of the header is connected with the heat storage water tank through a first circulating pipe, the other end of the header is connected with the heat storage water tank through a second circulating pipe, and a circulating pump and a second check valve are arranged on the first circulating pipe or the second circulating pipe.
Further, the heat storage water tank is arranged at the top of the pool body.
The sewage treatment system comprises the domestic sewage treatment tank for the alpine region.
The utility model has the advantages that: the utility model discloses utilize solar energy with the hot-water heating of solar water heating pipe group and in the heat storage water tank to let in hot water heat transfer coil, hot water can carry out the heat exchange with the sewage in the cell body, thereby improves the temperature of sewage, makes the microbial activity in the sewage promote, improves sewage treatment efficiency. The utility model is suitable for a miniaturized domestic sewage treatment device in alpine regions.
Drawings
FIG. 1 is a schematic diagram of a first embodiment;
FIG. 2 is a schematic view of the second embodiment;
FIG. 3 is a schematic view of the third embodiment;
FIG. 4 is a schematic top view of a water distribution network pipe;
FIG. 5 is a schematic view of the water inlet and outlet distribution;
FIG. 6 is a schematic front view of a heat exchange coil;
reference numerals are as follows: 1-pool body; 11-solar hot water pipe set; 12-a heat storage water tank; 13-heat exchange coil; 14-a support; 15-hot water pipe; 16-a water return pipe; 17-a hot water pump; 18-a first check valve; 19-water inlet; 110-connecting pipe; 111-water distribution pipe network; 112-an effluent weir plate; 113-water outlet; 114-a header; 115 — a first circulation pipe; 116 — a second circulation pipe; 117-circulation pump; 118 — a second check valve; 119-a control cabinet; 120-temperature sensor.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example one
The domestic sewage treatment tank for the alpine region comprises a tank body 1, a solar hot water pipe set 11 and a heat storage water tank 12, wherein the solar hot water pipe set 11 is communicated with the heat storage water tank 12.
The solar hot water pipe set 11 is a conventional solar vacuum pipe, the heat storage water tank 12 is used for storing hot water, and a water storage container with a heat preservation function is adopted. As shown in fig. 1, the solar hot water pipe set 11 is one, the heat storage water tank 12 is directly connected to the solar hot water pipe set 11, the solar hot water pipe set 11 is obliquely arranged, the solar hot water pipe set 11 can be installed beside the tank body 1 through an installation frame, or can be installed above the tank body 1 through the installation frame, and the heat storage water tank 12 is located above the solar hot water pipe set 11. The embodiment is suitable for the pool body 1 with smaller sewage treatment capacity.
As shown in fig. 6, a support 14 is arranged on the inner wall of the tank body 1, a heat exchange coil 13 is arranged on the support 14, the heat storage water tank 12 is connected with one end of the heat exchange coil 13 through a hot water pipe 15, the other end of the heat exchange coil 13 is connected with the heat storage water tank 12 through a return water pipe 16, and a hot water pump 17 and a first check valve 18 are arranged on the hot water pipe 15.
The heat exchanging coil 13 is made of a material with a high heat conductivity coefficient, such as a copper pipe, and is used for heat exchange, and the support 14 is used for fixing the heat exchanging coil 13 so that the heat exchanging coil 13 is kept stable. Specifically, the side wall of the bracket 14 is provided with a clamping groove with a semicircular cross section, the heat exchange coil 13 is clamped into the clamping groove, and the heat exchange coil 13 can be pressed tightly through a screw, so that the stability of the heat exchange coil 13 is improved.
In order to improve the heat exchange effect, the heat exchange coil 13 comprises a spiral coil positioned at the bottom of the tank body 1 and a wall-winding coil positioned on the side wall of the tank body 1. As shown in fig. 1 and 6, the spiral coil is a plane spiral, the coverage area is large, the contact area with sewage is large, the spiral coil is distributed along the side wall of the pool body 1 in a columnar spiral manner, the contact area with the side wall of the pool body 1 can be increased, the spiral coil is connected with a wall-winding coil, and the spiral coil has a large enough heat exchange area and fully exchanges heat, so that the temperature rising effect on sewage is ensured.
A hot water inlet and a hot water outlet can be formed in the top or the side wall of the tank body 1, a hot water pipe 15 and a water return pipe 16 are respectively connected with the hot water inlet and the hot water outlet, a heat exchange coil 13 is connected with the hot water pipe 15 at the hot water inlet, then bends downwards and extends to the edge of the bottom of the tank body 1, and after the bottom of the tank body 1 extends in a plane spiral mode from the edge to the center, the heat exchange coil radially extends to the side wall of the tank body 1, and extends upwards to the hot water outlet along the side wall of the tank body 1 in a columnar spiral mode, and then is connected with the water return pipe 16.
Daytime, during solar energy is sufficient, solar hot water pipe group 11 is saved to heat storage water tank 12 after with water heating, under the effect of hot-water pump 17, hot water in the heat storage water tank 12 passes through hot-water line 15 in proper order, heat transfer coil 13 and wet return 16, realize the circulation flow, when hot water flows through heat transfer coil 13, carry out the heat exchange with the sewage in the cell body 1, improve the temperature of sewage, improve the activity of microorganism in the cell body 1, can decompose the pollutant in the sewage more fast, thereby improve sewage treatment efficiency, realize the sewage treatment in alpine regions.
The tank body 1 can be an adjusting tank, an anaerobic tank, an anoxic tank or an aerobic tank in a sewage treatment system, and preferably, the tank body 1 is an anaerobic tank.
When the tank body 1 is an anaerobic tank, as shown in fig. 4 and 5, a water inlet 19 is provided at the upper part of the anaerobic tank, a connecting pipe 110 is provided in the anaerobic tank, a water distribution pipe network 111 is provided at the bottom of the anaerobic tank, the upper end of the connecting pipe 110 is connected with the water inlet 19, and the lower end is connected with the water distribution pipe network 111. The water inlet 19 is used for introducing sewage, and can be connected with a water inlet pipeline through a flange, and a ball valve and a one-way valve are installed on the water inlet pipeline to prevent sewage from flowing back. The water distribution pipe network 111 is provided with a plurality of water outlet holes which are uniformly distributed, and sewage can be uniformly and dispersedly introduced into the bottom of the pool body 1. The water inlet 19 is arranged at the upper part of the tank body 1, and the connecting pipe 110 conveys sewage to the bottom of the tank body 1. The connecting pipe 110 and the water distribution pipe network 111 both adopt UPVC pipes. Two water inlets 19 are provided, one water inlet is used for standby, and when the water distribution pipe network 111 and the connecting pipe 110 need to be overhauled and replaced, the standby water inlet 19 can be utilized to directly introduce sewage into the pool body 1.
The upper part of one side of the anaerobic tank, which is far away from the water inlet 19, is provided with a water outlet weir plate 112, and a water outlet 113 is arranged in the water outlet weir plate 112. The water outlet weir plate 112 can increase the water outlet height, prolong the retention time of the sewage in the tank body 1, and simultaneously the water outlet weir plate 112 can prevent the floating objects from entering the water inlet 19.
Example two
As shown in fig. 2, the domestic sewage treatment tank for alpine regions of this embodiment includes a tank body 1, a solar hot water pipe set 11 and a heat storage water tank 12, where the solar hot water pipe set 11 is communicated with the heat storage water tank 12. As shown in fig. 6, a support 14 is disposed on an inner wall of the tank body 1, a heat exchanging coil 13 is disposed on the support 14, the heat storage water tank 12 is connected to one end of the heat exchanging coil 13 through a hot water pipe 15, the other end of the heat exchanging coil 13 is connected to the heat storage water tank 12 through a return water pipe 16, and a hot water pump 17 and a first check valve 18 are disposed on the hot water pipe 15.
The number of the solar hot water pipe sets 11 in this embodiment may be multiple, specifically 4, etc., the multiple solar hot water pipe sets 11 are all connected to the header 114, one end of the header 114 is connected to the hot water storage tank 12 through a first circulation pipe 115, the other end of the header 114 is connected to the hot water storage tank 12 through a second circulation pipe 116, and a circulation pump 117 and a second check valve 118 are disposed on the first circulation pipe 115 or the second circulation pipe 116. The plurality of solar hot water pipe sets 11 are arranged in pairs, and each pair of solar hot water pipe sets 11 are distributed on both sides of the header 114. The header 114 is a heat-insulating pipe for connecting a plurality of solar hot water pipe sets 11 into a whole. The hot water storage tank 12 is arranged beside the pool body 1, and under the action of the circulating pump 117, water in the header 114 circularly flows along the path of the header 114, the first circulating pipe 115, the hot water storage tank 12, the second circulating pipe 116 and the header 114, so that the water is uniformly heated and heated. And the water in the heat storage water tank 12 circularly flows along the path of the heat storage water tank 12, the hot water pipe 15, the heat exchange coil 13, the water return pipe 16 and the heat storage water tank 12 under the action of the hot water pump 17 to exchange heat with the sewage in the pool body 1.
Referring to fig. 4 and 5, the structure and installation mode of the heat exchange coil 13 are the same as those of the first embodiment.
The embodiment is suitable for the tank body 1 with larger sewage treatment capacity.
EXAMPLE III
As shown in fig. 3, the domestic sewage treatment tank for alpine regions of this embodiment includes a tank body 1, a solar hot water pipe set 11 and a hot water storage tank 12, and the solar hot water pipe set 11 is communicated with the hot water storage tank 12. As shown in fig. 6, a support 14 is arranged on the inner wall of the tank body 1, a heat exchange coil 13 is arranged on the support 14, the heat storage water tank 12 is connected with one end of the heat exchange coil 13 through a hot water pipe 15, the other end of the heat exchange coil 13 is connected with the heat storage water tank 12 through a return water pipe 16, and a hot water pump 17 and a first check valve 18 are arranged on the hot water pipe 15.
The number of the solar hot water pipe sets 11 in this embodiment may be more than 4, the plurality of solar hot water pipe sets 11 are all connected to the header 114, one end of the header 114 is connected to the hot water storage tank 12 through a first circulation pipe 115, the other end of the header 114 is connected to the hot water storage tank 12 through a second circulation pipe 116, and a circulation pump 117 and a second check valve 118 are disposed on the first circulation pipe 115 or the second circulation pipe 116. The plurality of solar hot water pipe sets 11 are arranged in pairs, and each pair of solar hot water pipe sets 11 are distributed on both sides of the header 114. The header 114 is a heat-insulating pipe for connecting a plurality of solar hot water pipe sets 11 into a whole. The heat storage water tank 12 is arranged at the top of the pool body 1. Under the action of the circulating pump 117, the water in the header 114 circularly flows along the path of the header 114, the first circulating pipe 115, the hot water storage tank 12, the second circulating pipe 116 and the header 114, so that the water is uniformly heated and heated. And the water in the heat storage water tank 12 circularly flows along the path of the heat storage water tank 12, the hot water pipe 15, the heat exchange coil 13, the water return pipe 16 and the heat storage water tank 12 under the action of the hot water pump 17 to exchange heat with the sewage in the pool body 1.
In addition, a control cabinet 119 is further provided in the embodiment, a temperature sensor 120 is further provided inside the tank body 1, the temperature sensor 120, the circulating pump 117, the hot water pump 17 and the like are all connected with the control cabinet 119, the temperature sensor 120 detects the temperature of the sewage in the tank body 1, when the temperature of the sewage is lower than a set value, the control cabinet 119 controls the hot water pump 17 to start, the hot water is conveyed to the heat exchange coil 13, and the sewage is heated and warmed in a heat exchange manner; when the temperature of the sewage is raised to a proper temperature, the control cabinet 119 controls the hot water pump 17 to stop running, so that the temperature of the sewage can be controlled in a proper range, and the activity of microorganisms is ensured to be in a better state all the time.
Referring to fig. 4 and 5, the structure and installation mode of the heat exchange coil 13 are the same as those of the first embodiment.
The embodiment is suitable for the tank body 1 with larger sewage treatment capacity.
The utility model discloses a sewage treatment system adopts the above-mentioned domestic sewage treatment pond that is used for severe cold district. Different treatment process needs different sewage treatment system, therefore sewage treatment system can have a lot of, as long as be used for alpine region's sewage treatment system, just can adopt the utility model discloses a sewage treatment pond, for example equalizing basin, anaerobism pond, oxygen deficiency pond, good oxygen pond etc. that sewage treatment system is commonly used all can adopt the utility model discloses a cell body 1 can improve sewage temperature, guarantees treatment effect.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A domestic sewage treatment pond for severe cold district, including cell body (1), its characterized in that:
the solar water heater is characterized by further comprising a solar water heating pipe set (11) and a heat storage water tank (12), wherein the solar water heating pipe set (11) is communicated with the heat storage water tank (12);
the inner wall of cell body (1) is provided with support (14), be provided with heat transfer coil (13) on support (14), heat storage water tank (12) link to each other through hot-water line (15) and heat transfer coil (13) one end, the other end of heat transfer coil (13) passes through wet return (16) and links to each other with heat storage water tank (12), be provided with hot-water pump (17) and first check valve (18) on hot-water line (15).
2. The domestic sewage treatment tank for the alpine region as set forth in claim 1, wherein: the tank body (1) is an anaerobic tank.
3. The domestic sewage treatment tank for the alpine region as set forth in claim 2, wherein: the upper portion in anaerobism pond is provided with water inlet (19), be provided with connecting pipe (110) in the anaerobism pond, the bottom in anaerobism pond is provided with water distribution pipe net (111), the upper end of connecting pipe (110) links to each other with water inlet (19), the lower extreme with water distribution pipe net (111) link to each other.
4. A domestic sewage treatment tank for alpine regions according to claim 3, characterized in that: the number of the water inlets (19) is two.
5. A domestic sewage treatment tank for alpine regions according to claim 3, characterized in that: the upper part of one side of the anaerobic tank, which is far away from the water inlet (19), is provided with a water outlet weir plate (112), and a water outlet (113) is arranged in the water outlet weir plate (112).
6. The domestic sewage treatment tank for alpine regions according to claim 1, characterized in that: the heat exchange coil (13) comprises a spiral coil positioned at the bottom of the tank body (1) and a wall-winding coil positioned on the side wall of the tank body (1).
7. The domestic sewage treatment tank for the alpine region as set forth in claim 1, wherein: the solar water heating system is characterized in that the number of the solar water heating pipe sets (11) is multiple, the solar water heating pipe sets (11) are all connected with a header (114), one end of the header (114) is connected with a heat storage water tank (12) through a first circulating pipe (115), the other end of the header is connected with the heat storage water tank (12) through a second circulating pipe (116), and a circulating pump (117) and a second check valve (118) are arranged on the first circulating pipe (115) or the second circulating pipe (116).
8. The domestic sewage treatment tank for the alpine region as set forth in claim 1, wherein: the heat storage water tank (12) is arranged at the top of the pool body (1).
9. Sewage treatment system, its characterized in that: comprises a domestic sewage treatment tank for alpine regions according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222522274.XU CN218025594U (en) | 2022-09-22 | 2022-09-22 | Domestic sewage treatment tank and sewage treatment system for alpine regions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222522274.XU CN218025594U (en) | 2022-09-22 | 2022-09-22 | Domestic sewage treatment tank and sewage treatment system for alpine regions |
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| Publication Number | Publication Date |
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| CN218025594U true CN218025594U (en) | 2022-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222522274.XU Active CN218025594U (en) | 2022-09-22 | 2022-09-22 | Domestic sewage treatment tank and sewage treatment system for alpine regions |
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| CN (1) | CN218025594U (en) |
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- 2022-09-22 CN CN202222522274.XU patent/CN218025594U/en active Active
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