CN201795638U - Heat pump system directly using sewage of city main canal - Google Patents
Heat pump system directly using sewage of city main canal Download PDFInfo
- Publication number
- CN201795638U CN201795638U CN2010201554280U CN201020155428U CN201795638U CN 201795638 U CN201795638 U CN 201795638U CN 2010201554280 U CN2010201554280 U CN 2010201554280U CN 201020155428 U CN201020155428 U CN 201020155428U CN 201795638 U CN201795638 U CN 201795638U
- Authority
- CN
- China
- Prior art keywords
- sewage
- heat exchanger
- water pipe
- pump
- outlet
- Prior art date
- 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
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The utility model belongs to low-phase energy equipment using city sewage, in particular relates to a heat pump system directly using sewage of a city main canal, which is characterized by being mainly composed of a continuous rolling filter, a filter water discharging pipe, a sewage sedimentation device with barriers, a sedimentation water discharging pipe, a sewage lifting pump, a reverse-flow sleeve heat exchanger, a heat exchanger water discharging pipe, a heat pump unit and a water pipe of a user which are all sequentially arranged below an outlet of a sewage discharging pipe of a main canal. The heat pump system directly using sewage of a city main canal has the advantages of being reasonable in design, compact in structure, high in heat exchanging efficiency, resistant to corrosion and clogging, convenient to operate and use and the like. In addition, on the matter of front end sewage treatment, not only a filtration process and a sedimentation process are included, but also a front end heat exchanger is added, thereby completely removing potential safety hazards in the operating process of the heat pump unit and guaranteeing continuous and stable operation of the unit.
Description
Technical field
The utility model belongs to the low-phase energy equipment that utilizes municipal sewage, particularly a kind of heat pump that directly utilizes trunk canal, city sewage.
Background technology
Along with the fast development of global economy and the continuous progress of society, human surprising to the demand speedup of the energy, therefore energy crisis, the ecological deterioration that causes become a great problem in human survival and the evolution.In recent years, people just constantly explore from two aspects with great effort in order to solve this difficult problem.The one, under the prerequisite that satisfies people's production, life primary demand, reduce energy resource consumption to greatest extent, as stop the industrial products of high energy consumption, low output, the production technology of reforming high loss, the heat-proof quality of raising buildings exterior-protected structure cuts down the consumption of energy etc.; The 2nd, develop new clean energy resource, as utilize low-phase energy (air, soil, water, solar energy, industrial waste heat etc.) to replace a part initial high-order energy (coal, oil, natural gas etc.).Low-phase energy mainly results from garbage burning factory, sewage treatment plant, thermal power plant, production technology cooling, send in transformation facility, cold storage warehouse, subway, underground street and the soil, in the rivers and lakes, their distribute and wide, potential is huge.Yet because people are limited to their understanding, the influence of technology, economic factor is not applied so far widely in addition.In the low-phase energy of above-mentioned utilization not yet in effect, municipal sewage is less because of changing throughout the year, quantity is stable, temperature profile with (with respect to environment temperature) cool in summer and warm in winter, and the heat that possesses is bigger, be easy to characteristics such as collect, be acknowledged as the fabulous clean energy resource that is easy to recycle by sewage treatment plant or municipal drainage trunk line.Particularly sewage source heat pump develop success, for promotion and application municipal sewage low-phase energy in actual engineering provides the reliable technique assurance.We can say, effectively reclaim and utilize low temperature heat energy in the municipal sewage, will be an important channel of 21 century municipal sewage as a resource.At present, reclaiming and utilizing the sewage source heat pump system in the low temperature heat energy equipment in the municipal sewage generally to adopt two kinds of application forms, the one, independent post precipitation directly enters source pump; The 2nd, urban original wastewater only through source pump front end heat exchanger, enters source pump again without the pre-treatment of filtering.Post precipitation directly enters the application form of source pump separately, has well utilized the heat energy in the sewage, but has been easy to cause the blockage problem of heat pump heat exchanger, more can cause heat exchanger bursting by freezing, leakage of refrigerant, the serious consequence that heat pump can not normally move.Urban original wastewater is treated and enter source pump front end heat exchanger, can cause heat exchanger efficiency to descend, even stop up, and therefore needs frequent cleaning, needs approximately weekly to clean once, has had a strong impact on the normal operation of heat pump.
Summary of the invention
The utility model is intended to the shortcoming and defect part that exists in above-mentioned technology, and a kind of heat pump that directly utilizes trunk canal, city sewage is provided; This system is not only reasonable in design, compact conformation, and also in the front-end processing of sewage, Ji has filtration, precipitation process, is added with the front end heat exchanger again simultaneously, has solved the potential safety hazard of source pump in running fully, guarantees the operation of unit continous-stable; Also have heat exchange efficiency height, corrosion-resistant, anti-clogging simultaneously and manipulate characteristics such as very convenient.
The purpose of this utility model is to adopt following technical scheme to realize: the described heat pump that directly utilizes trunk canal, city sewage, the effluent outfall that comprises trunk sewer, source pump, it is characterized in that: installing continous way rolling filter under the effluent outfall outlet of trunk sewer, the outlet of the hollow shaft in the continous way rolling filter connects an end that filters out water pipe, filtering out the water pipe other end is connected on the settlement of sewage device of band barrier, on the pipeline section that is settled out water pipe in the settlement of sewage device of band barrier sewage pump is housed, the end end that is settled out water pipe is connected in the import of reverse-flow double-tube heat exchanger, in the outlet of reverse-flow double-tube heat exchanger, connect the heat exchanger outlet pipe, on the heat exchanger water outlet pipeline section circulating pump is housed, heat exchanger water outlet pipe end end is connected with the import of source pump first, the A outlet of source pump connects an end of heat pump water pipe, the other end of heat pump water pipe is connected with the import of user's water pipe, the outlet of user's water pipe is connected with the second import of source pump by the pipeline that circulating pump is housed, the B outlet of source pump is connected on the upper inlet of reverse-flow double-tube heat exchanger with antifreeze liquid pipeline, and the lower part outlet of reverse-flow double-tube heat exchanger is connected with the middle water pipe that can reflux.
Described continous way rolling filter is mainly by lautertuns, support member, hollow shaft, the rolling sieves, support, the scrubbing plate, sewage draining exit and the transmission of motor band are formed, with be provided with lautertuns in the corresponding ground, effluent outfall exit position of trunk sewer, the symmetry installing is by two hollow shafts of supports support in the two side of lautertuns, one end of two hollow shafts is hinged on respectively on the rolling sieves, the other end of two hollow shafts is communicated with respectively to be connected on mutually and filters out on the water pipe, near installing the rolling sieves that drives by the transmission of motor band on the hollow shaft part of hollow shaft side, with be connected the scrubbing plate on the crossbeam of the support of the corresponding lautertuns of rolling sieves tip position both sides cell wall top end face, on the lautertuns inner bottom surface, be provided with and can open, the sewage draining exit that closes.
The settlement of sewage device of described band barrier is formed the rectangle stillpot by shallow water section and deep water section, at the cell wall bottom surface of deep water section side installing Rose Box, Rose Box connects an end that is settled out water pipe, the other end that is settled out water pipe passes the precipitation cell wall and stretches outside groove, on the precipitated outlet water pipeline section outside stretching groove sewage pump is housed, is settled out the end of water pipe and is communicated with sewage heat exchanger in the source pump and joins; Laterally installing 1～5 road filters the barrier of usefulness in groove, described per pass barrier is made up of framework, extra large sand and screen cloth, make the framework that thickness is 80～120mm with angle steel, be fixed on the both sides of framework with two screen clothes of ∮ 3～∮ 5mm hole, fill the extra large sand of diameter in the space between two screen clothes greater than 6.5mm.
Described reverse-flow double-tube heat exchanger is made up of housing, precipitation water inlet, pipe, end plate, freezing liquid import, dividing plate and heat exchanger water out, one side flange of housing is connected with an end of end plate, the other end of end plate is connected with the precipitation water inlet, the opposite side flange of housing is connected with an end of end plate, and the other end of end plate is connected with the heat exchanger water out; Be arranged with two dividing plates in the two-port of housing, the pipe row that the installing that distributes between two dividing plates is made up of several pipes, the two ends of described each pipe all are connected on two dividing plates with mechanical swelling and bonding affixed mode, connect two freezing liquid imports respectively in the Lower Half of the either side lateral surface at housing two ends.
Principle of the present utility model and operation are described below:
Because at the utility model is to form difference at the municipal sewage temperature at discharging condensate with place geographic latitude difference, sewage to change to some extent, be 8～20 ℃ general winter, and be 23～28 ℃ condition summer; In the utility model, install by continous way rolling filter in regular turn, be with the heat pump that directly utilizes trunk canal, city sewage every the settlement of sewage device of deleting, sewage pump, reverse-flow double-tube heat exchanger, source pump, terminal temperature difference water pipe.
1, when this heat pump in the winter time during heat supply running, sewage is after continous way rolling filter filters, be with in the settlement of sewage device of deleting through precipitation process, and through fine sand every deleting filtration treatment once more, is water-ability of swimming double-tube heat exchanger by the sewage pump pressurized stream through reverse-flow double-tube heat exchanger one, water uses in can doing behind the sewage backflow after the heat exchange, or directly be discharged to sewage in canal, add circulating pump between sewage heat exchanger and the evaporator with heat pump, with the water that is added with anti-icing fluid is heat transferring medium, the heat that comes that swaps out is absorbed by source pump (5), discharges and gives air conditioning terminal user water pipe.
2, when this heat pump in summer during refrigerating operaton, switch in heat pump front end system water route, be that terminal temperature difference water pipe system water is advanced evaporator with heat pump, feed to the user after the cooling, the WATER AS FLOW MEDIUM of sewage heat exchanger enters condenser, after the intensification heat is taken away, in sewage heat exchanger discharges sewage to sewage trunk canal.
In ideation of the present utility model, intrasystem equipment is optimized design and selects at aspects such as quantity, models, and it is formed an organic whole by PC control, and guarantee energy-conservation, the stable operation of system time, reduce the unit operation expense significantly.The target that sewage source heat pump system is made great efforts is exactly system's stable and reliable operation, and is energy-efficient.Reliable and stable target at first is a requirement heat exchanger anti-blocking, corrosion-resistant, and it is low that secondly requiring is water resource heat pump main frame, auxiliary device, the electric control part branch moves fault rate; Energy-efficient target at first is each relatively independent equipment of requirement, heat exchange efficiency height as heat exchanger, the Energy Efficiency Ratio height of water resource heat pump main frame, the efficient of water pump is high, in addition also to combine, and guarantee the system high efficiency operation by intelligentized control by the control program equipment that these are relatively independent that a cover is optimized.The utlity model has heat exchange efficiency height, corrosion-resistant, anti-clogging thereby make, and according to the actual demand of engineering project to heat, and on-site sewage actual temperature and flow, choose reasonable heat exchanger model and quantity, the reasonable coupling of equipment in the assurance system makes the efficient operation of system under certain discharge of sewage.During constituting, water source heat pump units hardware have only compressor, magnetic valve to be motion and power consumption parts.A spot of running gear is to guarantee reliable prerequisite, has fundamentally stopped a large amount of maintenance loads.
Combine the above technical scheme of being taked, realize the purpose of this utility model.
Compared with prior art, the utility model is not only reasonable in design, compact conformation, and in the front-end processing of sewage, Ji has filtration, precipitation process, is added with the front end heat exchanger simultaneously again, solve the potential safety hazard of source pump in running fully, guaranteed the operation of unit continous-stable; Also have heat exchange efficiency height, corrosion-resistant, anti-clogging simultaneously and manipulate characteristics such as very convenient.
Description of drawings
The utility model has two width of cloth accompanying drawings.Wherein:
Accompanying drawing 1 is the main TV structure schematic diagram of specific embodiment of the utility model;
Accompanying drawing 2 is the A place enlarged diagrams among Fig. 1.
Among the figure: 1, trunk sewer, 2, effluent outfall, 3, lautertuns, 4, hollow shaft, 5, sewage draining exit, 6, the scrubbing plate, 7, the rolling sieves, 8, support, 9, filter out water pipe, 10, the transmission of motor band, 11, the rectangle stillpot, 12, framework, 13, screen cloth, 14, sea sand, 15, Rose Box, 16, be settled out water pipe, 17, sewage pump, 18, reverse-flow double-tube heat exchanger, 19, the heat exchanger outlet pipe, 20, source pump, 21, the heat pump water pipe, 22, user's water pipe, 23, circulation line, 24, the first import, 25, the second import, 26, the A outlet, 27, the B outlet, 28, the anti-icing fluid pipeline, 29, the middle water pipe that refluxes, 30, circulating pump, 31, the precipitation water inlet, 32, pipe, 33, end plate, 34, dividing plate, 35, the freezing liquid import, 36, the heat exchanger water out.
The specific embodiment
Be specific embodiment of the utility model shown in Fig. 1,2, to be certain city reclaiming and utilizing the municipal sewage low-phase energy and the sewage source heat pump system installed for it, its structure comprises: comprise effluent outfall 2, the source pump 20 of trunk sewer 1, it is characterized in that: the continous way rolling filter that installing mainly is made up of lautertuns 3, support member, hollow shaft 4, rolling sieves 7, support 8, scrubbing plate 6, sewage draining exit 5 and the transmission of motor band under effluent outfall 2 outlets of trunk sewer 1; The outlet of the hollow shaft 4 in the continous way rolling filter connects the right-hand member that filters out water pipe 9, filters out water pipe 9 left ends and is connected on the settlement of sewage device of band barrier; The settlement of sewage device of described band barrier is formed rectangle stillpot 11 by shallow water section and deep water section, at the cell wall bottom surface of deep water section side installing Rose Box 15, Rose Box 15 connects the left end that is settled out water pipe 16, the right-hand member that is settled out water pipe 16 passes the precipitation cell wall and stretches outside groove, is settled out the end of water pipe 16 and is communicated with (as shown in Figure 2) sewage heat exchanger 18 in the source pump and joins; Laterally installing 2 roads filter the barrier of usefulness in groove, described per pass barrier is made up of framework 12, extra large sand 14 and screen cloth 13, make the framework that thickness is 100mm with angle steel, be fixed on the both sides of framework 12 with two screen clothes 13 of ∮ 5mm hole, fill the extra large sand 14 of diameter in the space between two screen clothes 13 greater than 6.5mm; On the pipeline section that is settled out water pipe 16 in the settlement of sewage device of band barrier sewage pump 17 is housed, the end end that is settled out water pipe 16 is connected in the import of reverse-flow double-tube heat exchanger 18; Described reverse-flow double-tube heat exchanger is made up of housing, precipitation water inlet 31, pipe 32, end plate 33, freezing liquid import 35, dividing plate 34 and heat exchanger water out 36, the right side flange of housing is connected with an end of end plate 33, the other end of end plate 33 is connected with precipitation water inlet 31, the left side flange of housing is connected with an end of end plate 33, and the other end of end plate 33 is connected with heat exchanger water out 36; Be arranged with two dividing plates 34 in the two-port of housing, the pipe row that the installing that distributes between two dividing plates 34 is made up of several pipes 32, the two ends of described each pipe 32 all are connected on two dividing plates 34 with mechanical swelling and bonding affixed mode, connect two freezing liquid imports 35 respectively in the Lower Half of the either side lateral surface at housing two ends; In the outlet of reverse-flow double-tube heat exchanger 18, connect heat exchanger outlet pipe 19, on 19 sections of the heat exchanger outlet pipes circulating pump 30 is housed, heat exchanger outlet pipe 19 ends end is connected with the first import 24 of source pump 20, the A outlet 26 of source pump 20 connects the right-hand member of heat pump water pipe 21, the left end of heat pump water pipe is connected with the import of user's water pipe 22, the outlet of user's water pipe 22 is connected with the second import 25 of source pump 20 by the pipeline 23 that circulating pump 30 is housed, the B of source pump 20 outlet 27 is connected on the upper inlet of reverse-flow double-tube heat exchanger 18 with antifreeze liquid pipeline 28, and the lower part outlet of reverse-flow double-tube heat exchanger 18 is connected with the middle water pipe 29 that can reflux.
The above; it only is the preferable specific embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; all are familiar with those skilled in the art in the disclosed technical scope of the utility model, are equal to replace or change according to the technical solution of the utility model and design of the present utility model thereof all should be encompassed within the protection domain of the present utility model.
Claims (4)
1. heat pump that directly utilizes trunk canal, city sewage, the effluent outfall (2) that comprises trunk sewer (1), source pump (20), it is characterized in that: installing continous way rolling filter under effluent outfall (2) outlet of trunk sewer (1), the outlet of the hollow shaft (4) in the continous way rolling filter connects an end that filters out water pipe (9), filtering out water pipe (9) other end is connected on the settlement of sewage device of band barrier, on the pipeline section that is settled out water pipe (16) in the settlement of sewage device of band barrier sewage pump (17) is housed, the end end that is settled out water pipe (16) is connected in the import of reverse-flow double-tube heat exchanger (18), in the outlet of reverse-flow double-tube heat exchanger (18), connect heat exchanger outlet pipe (19), on heat exchanger outlet pipe (19) section circulating pump (30) is housed, heat exchanger outlet pipe (19) end end is connected with source pump (20) first import (24), the A outlet (26) of source pump (20) connects an end of heat pump water pipe (21), the other end of heat pump water pipe (21) is connected with the import of user's water pipe (22), the outlet of user's water pipe (22) is connected with the second import (25) of source pump (20) by the pipeline (23) that circulating pump (30) are housed, the B outlet (27) of source pump (20) is connected on the upper inlet of reverse-flow double-tube heat exchanger (18) with antifreeze liquid pipeline (28), and the lower part outlet of reverse-flow double-tube heat exchanger (18) is connected with the middle water pipe (29) that can reflux.
2. by the described heat pump that directly utilizes trunk canal, city sewage of claim 1, it is characterized in that: described continous way rolling filter is mainly by lautertuns (3), support member, hollow shaft (4), rolling sieves (7), support (8), scrubbing plate (6), sewage draining exit (5) and motor band transmission (10) are formed, with be provided with lautertuns (3) in the corresponding ground, effluent outfall (2) exit position of trunk sewer (1), the symmetry installing is by two hollow shafts (4) of supports support in the two side of lautertuns (3), one end of two hollow shafts (4) is hinged on respectively on the rolling sieves (7), the other end of two hollow shafts (4) is communicated with respectively to be connected on mutually and filters out on the water pipe (9), near installing the rolling sieves (7) that drives by motor band transmission (10) on hollow shaft (4) section of hollow shaft (4) side, with be connected scrubbing plate (6) on the crossbeam of the support (8) of the corresponding lautertuns of rolling sieves (7) tip position (3) both sides cell wall top end face, on lautertuns (3) inner bottom surface, be provided with and can open, the sewage draining exit (5) that closes.
3. by the described heat pump that directly utilizes trunk canal, city sewage of claim 1, it is characterized in that: the settlement of sewage device of described band barrier is formed rectangle stillpot (11) by shallow water section and deep water section, at the cell wall bottom surface of deep water section side installing Rose Box (15), Rose Box (15) connects an end that is settled out water pipe (16), the other end that is settled out water pipe (16) passes the precipitation cell wall and stretches outside groove, sewage pump (17) is equipped with in being settled out on water pipe (16) section outside stretching groove, and the end that is settled out water pipe (16) is communicated with sewage heat exchanger and joins; Laterally installing 1～5 road filters the barrier of usefulness in groove, described per pass barrier is made up of framework (12), extra large sand (14) and screen cloth (13), make the framework that thickness is 80～120mm (12) with angle steel, be fixed on the both sides of framework (12) with two screen clothes (13) of ∮ 3～∮ 5mm hole, fill the extra large sand (14) of diameter in the space between two screen clothes (13) greater than 6.5mm.
4. by the described heat pump that directly utilizes trunk canal, city sewage of claim 1, it is characterized in that: described reverse-flow double-tube heat exchanger is made up of housing, precipitation water inlet (31), pipe (32), end plate (33), freezing liquid import (35), dividing plate (34) and heat exchanger water out (36), one side flange of housing is connected with an end of end plate (33), the other end of end plate (33) is connected with precipitation water inlet (31), the opposite side flange of housing is connected with an end of end plate (33), and the other end of end plate (33) is connected with heat exchanger water out (36); Be arranged with two dividing plates (34) in the two-port of housing, the pipe row that the installing that distributes between two dividing plates (34) is made up of several pipes (32), the two ends of described each pipe (32) all are connected on two dividing plates (34) with mechanical swelling and bonding affixed mode, connect two freezing liquid imports (35) respectively in the Lower Half of the either side lateral surface at housing two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201554280U CN201795638U (en) | 2010-04-08 | 2010-04-08 | Heat pump system directly using sewage of city main canal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201554280U CN201795638U (en) | 2010-04-08 | 2010-04-08 | Heat pump system directly using sewage of city main canal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201795638U true CN201795638U (en) | 2011-04-13 |
Family
ID=43850543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201554280U Expired - Fee Related CN201795638U (en) | 2010-04-08 | 2010-04-08 | Heat pump system directly using sewage of city main canal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201795638U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943502A (en) * | 2012-09-21 | 2013-02-27 | 刘定国 | Public ground source water and reclaimed water supply pipe network system of local ground-source heat pump system |
| CN103541407A (en) * | 2012-07-16 | 2014-01-29 | 珠海格力电器股份有限公司 | Water-taking mechanism of sewage source heat pump system and sewage source heat pump system with same |
| CN103629864A (en) * | 2013-10-29 | 2014-03-12 | 大连葆光节能空调设备厂 | Solar sewage-source heat pump system capable of carrying out on-line cleaning and automatic decontamination |
| CN111720874A (en) * | 2020-05-29 | 2020-09-29 | 万江新能源集团有限公司 | Sewage utilization draws water and moves back side and contains device |
-
2010
- 2010-04-08 CN CN2010201554280U patent/CN201795638U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103541407A (en) * | 2012-07-16 | 2014-01-29 | 珠海格力电器股份有限公司 | Water-taking mechanism of sewage source heat pump system and sewage source heat pump system with same |
| CN102943502A (en) * | 2012-09-21 | 2013-02-27 | 刘定国 | Public ground source water and reclaimed water supply pipe network system of local ground-source heat pump system |
| CN102943502B (en) * | 2012-09-21 | 2014-02-12 | 刘定国 | Public ground source water and reclaimed water supply pipe network system of local ground-source heat pump system |
| CN103629864A (en) * | 2013-10-29 | 2014-03-12 | 大连葆光节能空调设备厂 | Solar sewage-source heat pump system capable of carrying out on-line cleaning and automatic decontamination |
| CN103629864B (en) * | 2013-10-29 | 2015-06-10 | 大连葆光节能空调设备厂 | Solar sewage-source heat pump system capable of carrying out on-line cleaning and automatic decontamination |
| CN111720874A (en) * | 2020-05-29 | 2020-09-29 | 万江新能源集团有限公司 | Sewage utilization draws water and moves back side and contains device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103604244B (en) | Multi-resource low-temperature waste heat comprehensive utilization system | |
| CN104213599B (en) | Zero energy consumption roof rain water reclaims Waste water utilization system | |
| CN202039413U (en) | Tipping bucket type clean rainwater collector | |
| CN201643870U (en) | Sewage settling device with gratings used for sewage-source heat pump system | |
| CN201795638U (en) | Heat pump system directly using sewage of city main canal | |
| CN106865916A (en) | A kind of organic sewage processing equipment and its processing method | |
| CN210263229U (en) | Building water supply and drainage system | |
| CN203741704U (en) | Rainwater collecting and recycling system for overpass | |
| CN105887968A (en) | Sponge type three-dimensional rainwater recycling, regulating and storing system used for sponge city construction | |
| CN206233688U (en) | A kind of urban construction guardrail | |
| CN203296109U (en) | Roof rainwater recovery recycled water utilization system with zero energy consumption | |
| CN204142035U (en) | A kind of heat energy recycling sewage heat exchanger | |
| CN206052852U (en) | A kind of residential block is combined rainwater management system | |
| Chu | Study on comprehensive utilization of water resource environment in water-saving design of buildings | |
| CN203546819U (en) | Fully-automatic comprehensive rainwater utilization combination system | |
| CN100494826C (en) | City sewage central heat supply and cold supply device | |
| KR100743365B1 (en) | Heat pump system using riverbank filtration | |
| CN209763366U (en) | Wet curtain cooling system based on rainwater is collected | |
| CN203531044U (en) | Roof rainwater recycling, purification and classified reutilization device | |
| CN2833454Y (en) | Central heating and refrigerating device utilizing urban sewage | |
| CN206562633U (en) | A kind of urban rainwater pipeline purifies collection device | |
| CN205279318U (en) | Utilize cryogenic energy -conserving air conditioning system of constant temperature water source heating | |
| CN103541405A (en) | Full-automatic comprehensive rainwater utilization combination system | |
| CN104422312B (en) | Reverse-flow type sewage heat exchanger | |
| CN111135620B (en) | Purifier for domestic sewage treatment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20160408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |