CN201592996U - Sewage filtering system for sewage-source heat pump - Google Patents
Sewage filtering system for sewage-source heat pump Download PDFInfo
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- CN201592996U CN201592996U CN2009202927647U CN200920292764U CN201592996U CN 201592996 U CN201592996 U CN 201592996U CN 2009202927647 U CN2009202927647 U CN 2009202927647U CN 200920292764 U CN200920292764 U CN 200920292764U CN 201592996 U CN201592996 U CN 201592996U
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Abstract
The utility model provides a sewage filtering system for a sewage-source heat pump, which comprises pipes and further comprises two filters and two two-position four-way valves or a plurality of two-way valves, wherein by connecting the components together, one filter can be used for filtering out impurities and the other filter can be used for back-washing with return water. The rubbish washed out by the return water is discharged along with the return water without consuming extra power; the function switch can be achieved by switching the valve between the two filters; and the sewage filtering system of the utility model has the advantages of simple structure and low cost and dispenses with the treatment of the blocked impurities.
Description
Technical field
The utility model relates to a kind of sewage water filtration system, and the source of sewage that is particularly useful for heat pump is handled, and it has the function of filtration, back flushing.
Background technology
The sewage source heat pump is a kind of form that sewage recycling utilizes, and it is to utilize sewage or treated sewage as low-grade heat source, becomes hot water than higher-grade by heat pump techniques, is used to heat, the function of bathing or other heating links; Also available sewage is used for refrigeration or air-conditioning service as the heat extraction source.
All be mixed with solid impurity unavoidably in raw sewerage or the sewage, effectively remove these impurity and could guarantee that the sewage heat exchanger is not blocked, be not wound through one-level, second-stage treatment.At present, there is the anti-blocking equipment that much is used for the sewage heat exchanger industry inside, but some cost is higher, needs to consume big power, needs to collect, handle rubbish that is filtered or the like, still has some technical problems to need to improve.
The utility model content
The technical problems to be solved in the utility model provides a kind of simple in structure, with low cost, has interception solid impurity, back flushing concurrently, is beneficial to the sewage water filtration system of subordinate's heat pump work.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme:
A kind of sewage water filtration system that is used for sewage source heat pump comprises pipeline, also comprises 2 strainers and 2 two position four-way valves or some two-port valves, connection by above-mentioned parts, make a strainer be used for impurity screening, another one is utilized the backwater back flushing, and concrete technical scheme is as follows:
A kind of sewage water filtration system that is used for sewage source heat pump comprises pipeline, also comprises 2 strainers and 2 two position four-way valves, 2 described strainer parallel connections, and the node place respectively is provided with 1 four-way valve; The water outlet of 2 described strainers is connected in 2 interfaces of 1 four-way valve, and other 2 interfaces of described four-way valve link to each other with 2 water inlets of heat pump respectively; The water-in of 2 described strainers is connected in 2 interfaces of 1 four-way valve, and other 2 interfaces of described four-way valve are connected with return water pipe, water pump respectively.
Regulate four-way valve, 1 strainer also filters to make sewage enter wherein by water-in, the sewage of filtering enters heat pump and finishes heat exchange through 1 water inlet wherein, sewage after the heat exchange flows into the water outlet of 1 strainer in addition through other 1 water inlet, recoil is also finished the back flushing task, and the sewage after the back flushing enters return water pipe through the filter water-in.After using certain hour, change sewage water inlet order,, and finish filtration duty, and the sewage of filtering is entered by the water outlet of former filtering strainer, and finish the task of this strainer of back flushing by the water-in of former backwash filter water-in as sewage.
Further be improved to, described strainer comprises housing, screen cloth tube and backwash tube, and described backwash tube places in the screen cloth tube, and described screen cloth tube places in the housing; Described housing is provided with the strainer water-in, and described backwash tube is provided with the strainer water outlet, and described backwash tube tube wall is provided with equally distributed a plurality of sieve aperture.
Housing is cylindrical, and material can be a metal or nonmetal, then needs to satisfy the requirement of pressurized vessel if any pressure.Filter screen is a round shape, generally uses stainless steel or copper alloy to make, and certain rigidity be arranged.The similar of filter screen is in the structure of oil chimney filter, and the filter silk is that equilateral triangle or trapezoid Stainless Steel Wire, copper wire or other corrosion resistant metals or nonmetal spot welding form with section.Filter screen can stop the dirt greater than effective spacing well; And the filter screen of back flushing can be by may being a bit larger tham the dirt of effective spacing, thereby can easily finish back flushing.A perforated tube of intermediary (backwash tube) can make backwashing water be evenly distributed in screen surface according to " Psasca's law ", does not stay the dead angle.
Another technical scheme that the utility model provides is:
A kind of sewage water filtration system that is used for sewage source heat pump comprises pipeline, also comprises 2 strainers and two-port valve; The water outlet of described 1 strainer is connected with 2 water inlets of heat pump respectively by 2 pipelines in parallel, and these 2 pipelines respectively are provided with two-port valve; The water outlet of described 1 strainer in addition is connected with 2 water inlets of heat pump respectively by 2 pipelines in parallel, and these 2 pipelines respectively are provided with two-port valve; The water-in of described 1 strainer is connected with water pump with return water pipe respectively by 2 pipelines in parallel, and these 2 pipelines respectively are provided with two-port valve; The water-in of described 1 strainer in addition is connected with water pump with return water pipe respectively by 2 pipelines in parallel, and these 2 pipelines respectively are provided with two-port valve.
Regulate each two-port valve, 1 strainer also filters to make sewage enter wherein by water-in, the sewage of filtering enters heat pump and finishes heat exchange through 1 water inlet wherein, sewage after the heat exchange flows into the water outlet of 1 strainer in addition through other 1 water inlet, recoil is also finished the back flushing task, and the sewage after the back flushing enters return water pipe through the filter water-in.After using certain hour, change sewage water inlet order,, and finish filtration duty, and the sewage of filtering is entered by the water outlet of former filtering strainer, and finish the task of this strainer of back flushing by the water-in of former backwash filter water-in as sewage.
Further be improved to, described strainer comprises housing, screen cloth tube and backwash tube, and described backwash tube places in the screen cloth tube, and described screen cloth tube places in the housing; Described housing is provided with the strainer water-in, and described backwash tube is provided with the strainer water outlet, and described backwash tube tube wall is provided with equally distributed a plurality of sieve aperture.
Housing is cylindrical, and material can be a metal or nonmetal, then needs to satisfy the requirement of pressurized vessel if any pressure.Filter screen also is cylindrical, generally uses stainless steel, copper alloy or other corrosion resistant metals or nonmetal making, and certain rigidity be arranged.The similar of filter screen is in the structure of oil chimney filter, and the filter silk is that equilateral triangle or spot welding such as trapezoid Stainless Steel Wire or copper wire form with section.Filter screen can stop the dirt greater than effective spacing well; And the filter screen of back flushing can be by may being a bit larger tham the dirt of effective spacing, thereby can easily finish back flushing.A perforated tube of intermediary (backwash tube) can make backwashing water be evenly distributed in screen surface according to " Psasca's law ", does not stay the dead angle.
Described each pipeline respectively is provided with 1 two-port valve.
Sewage water filtration of the present utility model system has two same strainers, and one is used for impurity screening, and another one is utilized the backwater back flushing.It does not need to consume extra power, and the rubbish that recoil washes out is discharged with backwater.By valve two strainers are switched, promptly can finish function and switch.It is simple in structure, and is with low cost, does not need to handle the impurity that is blocked.
Description of drawings
Accompanying drawing is used to provide further understanding of the present utility model, and constitutes the part of specification sheets, is used from explanation the utility model with embodiment one of the present utility model, does not constitute restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation (two position four-way valve) of the utility model sewage water filtration system of being used for sewage source heat pump;
Fig. 2 is the structural representation (two-port valve) of the utility model sewage water filtration system of being used for sewage source heat pump;
Fig. 3 is the filter body structural representation that the utility model is used for the sewage water filtration system of sewage source heat pump;
Fig. 4 is the strainer screen barrel structure synoptic diagram of the utility model sewage water filtration system of being used for sewage source heat pump;
Fig. 5 is the strainer backwash tube structural representation of the utility model sewage water filtration system of being used for sewage source heat pump;
Fig. 6 is the user mode synoptic diagram 1 (two position four-way valve) of the utility model sewage water filtration system of being used for sewage source heat pump;
Fig. 7 is the user mode synoptic diagram 2 (two position four-way valve) of the utility model sewage water filtration system of being used for sewage source heat pump;
Fig. 8 is the user mode synoptic diagram 1 (two-port valve) of the utility model sewage water filtration system of being used for sewage source heat pump;
Fig. 9 is the user mode synoptic diagram 2 (two-port valve) of the utility model sewage water filtration system of being used for sewage source heat pump;
Mark is illustrated as among Fig. 1-9: 1-water pump, 2-two position four-way valve, 3-strainer, 4-heat pump, 5-return water pipe, the 6-pipeline, 7-two-port valve, 8-housing, 9-screen cloth tube, the 10-backwash tube, 11-strainer water-in, 12-strainer water outlet, 13-heat pump water inlet.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the utility model, and be not used in qualification the utility model.
As shown in Figure 1, a kind of sewage water filtration system that is used for sewage source heat pump comprises heat pump 4, water pump 1,6,2 strainers 3 of pipeline and 2,2 described strainer 3 parallel connections of 2 two-position four way change valves, and the node place respectively is provided with 1 four-way valve 2; The water outlet 12 of 2 described strainers 3 is connected in 2 interfaces of 1 four-way valve, and other 2 interfaces of described four-way valve 2 link to each other with 2 water inlets 13 of heat pump 4 respectively; The water-in 11 of 2 described strainers 3 is connected in 2 interfaces of 1 four-way valve, and other 2 interfaces of described four-way valve 2 are connected with return water pipe 5, water pump 1 respectively.
As shown in Figure 3-Figure 5, strainer 3 comprises housing 8, screen cloth tube 9 and backwash tube 10, and backwash tube 10 places in the screen cloth tube 9, and screen cloth tube 9 places in the housing 8; Housing 8 is provided with strainer water-in 11, and backwash tube 10 is provided with strainer water outlet 12, and backwash tube 10 tube walls are provided with sieve aperture.Housing 8 is cylindrical, and material can be a metal or nonmetal, then needs to satisfy the requirement of pressurized vessel if any pressure.Filter screen also is cylindrical, generally uses stainless steel or copper alloy to make, and certain rigidity be arranged.The similar of filter screen is in the structure of oil chimney filter, and the filter silk is that equilateral triangle or trapezoid Stainless Steel Wire or copper wire spot welding form with section.Filter screen can stop the dirt greater than effective spacing well; And the filter screen of back flushing can be by may be greater than the effective dirt of spacing, thereby can easily finish back flushing.Perforated tube of intermediary (backwash tube 10) can make backwashing water be evenly distributed in screen surface according to " Psasca's law ", does not stay the dead angle.
As shown in Figure 6, regulate four-way valve 2, make sewage enter wherein 1 strainer 3 by water-in 11 and filter, the sewage of filtering flows out from the water outlet 12 of this strainer 3, enters heat pump 4 and finishes heat exchange through 1 water inlet 13 wherein; Sewage after the heat exchange flows into the water outlet 12 of 1 strainer 3 in addition through other 1 water inlet 13, this strainer and finish the back flushing task of recoiling, and the sewage after the back flushing enters return water pipe 5 through filter 3 water-ins 11.As shown in Figure 7, behind the use certain hour, change sewage water inlet order, by the water-in 11 of former backwash filter water-in as sewage, finish filtration duty, and the sewage of filtering enters by the water outlet 12 of former filtering strainer, finish the task of this strainer of back flushing.
As shown in Figure 2, a kind of sewage water filtration system that is used for sewage source heat pump comprises heat pump 4, water pump 1, pipeline 6, also comprises 2 strainers 3 and 8 two-port valves 7; Wherein the water outlet 12 of 1 strainer 3 is connected with 2 water inlets 13 of heat pump 4 respectively by 2 pipelines 6 in parallel, and these 2 pipelines 6 respectively are provided with 1 two-port valve 7; The water outlet 12 of 1 strainer 3 is connected with 2 water inlets 13 of heat pump 4 respectively by 2 pipelines 6 in parallel in addition, and these 2 pipelines 6 respectively are provided with 1 two-port valve 7; Wherein the water-in 11 of 1 strainer 3 is connected with water pump 1 with return water pipe 5 respectively by 2 pipelines 6 in parallel, and these 2 pipelines 6 respectively are provided with 1 two-port valve 7; The water-in 11 of 1 strainer 3 is connected with water pump 1 with return water pipe 5 respectively by 2 pipelines 6 in parallel in addition, and these 2 pipelines 6 respectively are provided with 1 two-port valve 7;
As shown in Figure 3-Figure 5, strainer 3 comprises housing 8, screen cloth tube 9 and backwash tube 10, and backwash tube 10 places in the screen cloth tube 9, and screen cloth tube 9 places in the housing 8; Housing 8 is provided with strainer water-in 11, and backwash tube 10 is provided with strainer water outlet 12, and the backwash tube tube wall is provided with sieve aperture.Housing 8 is cylindrical, and material can be a metal or nonmetal, then needs to satisfy the requirement of pressurized vessel if any pressure.Filter screen also is cylindrical, generally uses stainless steel or copper alloy to make, and certain rigidity be arranged.The similar of filter screen is in the structure of oil chimney filter, and the filter silk is that equilateral triangle or trapezoid Stainless Steel Wire or copper wire spot welding form with section.Filter screen can stop the dirt that is a bit larger tham effective spacing well; And the filter screen of back flushing can be by may be greater than the effective dirt of spacing, thereby can easily finish back flushing.Perforated tube of intermediary (backwash tube 10) can make backwashing water be evenly distributed in screen surface according to " Psasca's law ", does not stay the dead angle.
As shown in Figure 8, regulate each two-port valve 7, make sewage enter wherein 1 strainer 3 by water-in 11 and filter, the sewage of filtering flows out from the water outlet 12 of this strainer 3, enters heat exchanger 4 and finishes heat exchange through 1 water inlet 13 wherein; Sewage after the heat exchange flows into the water outlet 12 of 1 strainer 3 in addition through other 1 water inlet 13, this strainer 3 and finish the back flushing task of recoiling, and the sewage after the back flushing enters return water pipe 5 through filter 3 water-ins 11.As shown in Figure 9, behind the use certain hour, change sewage water inlet order, by the water-in 11 of former backwash filter water-in as sewage, and finish filtration duty, and the sewage of filtering enters by the water outlet 12 of former filtering strainer, and finish the task of this strainer 3 of back flushing.
It should be noted that at last: the above only is preferred embodiment of the present utility model, be not limited to the utility model, although the utility model is had been described in detail with reference to previous embodiment, for a person skilled in the art, it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. a sewage water filtration system that is used for sewage source heat pump comprises pipeline, it is characterized in that: the described sewage water filtration system that is used for sewage source heat pump comprises 2 strainers and 2 two position four-way valves, 2 described strainer parallel connections, and the node place respectively is provided with 1 four-way valve; The water outlet of 2 described strainers is connected in 2 interfaces of 1 four-way valve, and other 2 interfaces of described four-way valve link to each other with 2 water inlets of heat pump respectively; The water-in of 2 described strainers is connected in 2 interfaces of 1 four-way valve, and other 2 interfaces of described four-way valve are connected with return water pipe, water pump respectively.
2. the sewage water filtration system that is used for sewage source heat pump according to claim 1, it is characterized in that: described strainer comprises housing, screen cloth tube and backwash tube, and described backwash tube places in the screen cloth tube, and described screen cloth tube places in the housing; Described housing is provided with the strainer water-in, and described backwash tube is provided with the strainer water outlet, and described backwash tube tube wall is provided with equally distributed a plurality of sieve aperture.
3. a sewage water filtration system that is used for sewage source heat pump comprises pipeline, it is characterized in that: the described sewage water filtration system that is used for sewage source heat pump also comprises 2 strainers and two-port valve; The water outlet of described 1 strainer is connected with 2 water inlets of heat pump respectively by 2 pipelines in parallel, and these 2 pipelines respectively are provided with two-port valve; The water outlet of described 1 strainer in addition is connected with 2 water inlets of heat pump respectively by 2 pipelines in parallel, and these 2 pipelines respectively are provided with two-port valve; The water-in of described 1 strainer is connected with water pump with return water pipe respectively by 2 pipelines in parallel, and these 2 pipelines respectively are provided with two-port valve; The water-in of described 1 strainer in addition is connected with water pump with return water pipe respectively by 2 pipelines in parallel, and these 2 pipelines respectively are provided with two-port valve.
4. the sewage water filtration system that is used for sewage source heat pump according to claim 3, it is characterized in that: described strainer comprises housing, screen cloth tube and backwash tube, described backwash tube places in the screen cloth tube, described screen cloth tube places the interior described housing of housing to be provided with the strainer water-in, described backwash tube is provided with the strainer water outlet, and described backwash tube tube wall is provided with equally distributed a plurality of sieve aperture.
5. the sewage water filtration system that is used for sewage source heat pump according to claim 3 is characterized in that: described each pipeline respectively is provided with 1 two-port valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202927647U CN201592996U (en) | 2009-12-08 | 2009-12-08 | Sewage filtering system for sewage-source heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202927647U CN201592996U (en) | 2009-12-08 | 2009-12-08 | Sewage filtering system for sewage-source heat pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201592996U true CN201592996U (en) | 2010-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202927647U Expired - Lifetime CN201592996U (en) | 2009-12-08 | 2009-12-08 | Sewage filtering system for sewage-source heat pump |
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| Country | Link |
|---|---|
| CN (1) | CN201592996U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105363269A (en) * | 2015-11-30 | 2016-03-02 | 贵州电网有限责任公司电力科学研究院 | Dual-control self-cleaning filtering device |
| CN108046546A (en) * | 2018-01-29 | 2018-05-18 | 张振宇 | The discharge structure of integrated domestic sewage treatment device |
-
2009
- 2009-12-08 CN CN2009202927647U patent/CN201592996U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105363269A (en) * | 2015-11-30 | 2016-03-02 | 贵州电网有限责任公司电力科学研究院 | Dual-control self-cleaning filtering device |
| CN108046546A (en) * | 2018-01-29 | 2018-05-18 | 张振宇 | The discharge structure of integrated domestic sewage treatment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: BEIJING DRAINAGE EQUIPMENT CO., LTD. Free format text: FORMER NAME: BEIJING BAISHIYUAN ENVIRONMENT PROTECTION TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 100016 Beijing City, Chaoyang District, WA 52 Patentee after: Beijing North row equipment industry company limited Address before: 100016 Beijing City, Chaoyang District, WA 52 Patentee before: Beijing Baishiyuan Environmental Protection Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100929 |
|
| CX01 | Expiry of patent term |