CN107152880A - A kind of heat recovery from sewage chassis - Google Patents
A kind of heat recovery from sewage chassis Download PDFInfo
- Publication number
- CN107152880A CN107152880A CN201710498156.0A CN201710498156A CN107152880A CN 107152880 A CN107152880 A CN 107152880A CN 201710498156 A CN201710498156 A CN 201710498156A CN 107152880 A CN107152880 A CN 107152880A
- Authority
- CN
- China
- Prior art keywords
- water
- heat
- pipe
- sewage
- inlet
- 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.)
- Pending
Links
- 238000011084 recovery Methods 0.000 title claims abstract description 36
- 239000010865 sewage Substances 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 124
- 239000002351 wastewater Substances 0.000 claims abstract description 27
- 238000009413 insulation Methods 0.000 claims abstract description 9
- 230000000712 assembly Effects 0.000 claims abstract description 7
- 238000000429 assembly Methods 0.000 claims abstract description 7
- 239000002699 waste material Substances 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 4
- 239000011152 fibreglass Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 241000238631 Hexapoda Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002937 thermal insulation foam Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000003677 Sheet moulding compound Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000003287 bathing Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/10—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically
- F28D7/14—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically both tubes being bent
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/02—Arrangement of sewer pipe-lines or pipe-line systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0407—Floor drains for indoor use
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/042—Arrangements of means against overflow of water, backing-up from the drain
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F2005/0416—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps with an odour seal
Abstract
The invention discloses a kind of heat recovery from sewage chassis, including housing and water inlet, the delivery port being arranged on housing；Housing bottom is provided with heat-exchange tube, water pump and floor drain；Heat-exchange tube includes used heat water pipe and the pre-add hot-water line being located inside used heat water pipe, the outside of used heat water pipe is provided with heat-insulation layer, the two ends of pre-add hot-water line are respectively arranged with preheating pipe inlet and preheating pipe outlet, preheating pipe inlet is connected with water inlet, preheating pipe outlet is connected with delivery port, and the two ends of used heat water pipe are exported provided with waste water tube inlet and waste pipe；Floor drain includes collet, and collet is provided with wastewater outlet provided with storage chamber and the spent hot water's recovery port being connected with storage chamber, collet, is provided between wastewater outlet and storage chamber on drainage channel, collet and is provided with filter assemblies；Water pump is arranged between spent hot water's access port and spent hot water's water inlet pipe.The present invention uses WHRS, realizes the purpose of energy-conservation；It is simple in construction, it is easily installed.
Description
【Technical field】
The present invention relates to a kind of chassis, especially a kind of heat recovery from sewage chassis.
【Background technology】
The spent hot water's thermal energy exchange chassis occurred on the market at present is that chassis surface metal flat absorbs hot water heat energy,
Then be conducted to the cold water of inside chassis, in this way to cool water heating, in its heat transfer process, chassis surface hot water
Through have lost temperature, planar conductive heat energy speed is also slack-off, and heat absorption utilization rate and heat exchange utilization rate are very low.
The improvement that shortcoming of the present invention i.e. for the above is carried out.
【The content of the invention】
The technical problem to be solved in the present invention is to provide a kind of simple in construction, the high waste water heat energy time of Waste Heat Recovery utilization rate
Receive chassis.
In order to solve the above technical problems, the present invention includes a kind of heat recovery from sewage chassis, it is characterised in that including shell
Body, the enclosure interior is provided with heat-exchange tube, water pump and floor drain；
The heat-exchange tube include used heat water pipe and be arranged on used heat water pipe inside and with the used heat in the used heat water pipe
Water carries out the pre-add hot-water line of heat exchange, and the outside of the used heat water pipe is provided with heat-insulation layer, the two ends of the pre-add hot-water line
Preheating pipe inlet and preheating pipe outlet are respectively arranged with, the two ends of the used heat water pipe are respectively equipped with waste water tube inlet and useless
Pipe outlet；
The floor drain includes collet, the used heat Water Sproading that the collet is provided with storage chamber and is connected with storage chamber
Mouthful, the collet is additionally provided with wastewater outlet, and the water that can be overflowed for storage chamber is provided between the wastewater outlet and storage chamber
It flow on the drainage channel of wastewater outlet, the collet and is provided with filter assemblies；
The water pump is arranged between the waste water tube inlet and spent hot water's recovery port.
A kind of heat recovery from sewage chassis as described above, it is characterised in that water inlet, water outlet are provided with the housing
Mouthful, the preheating pipe inlet is connected with the water inlet, and the preheating pipe outlet is connected with the delivery port.
A kind of heat recovery from sewage chassis as described above, it is characterised in that the filter assemblies include filter bowl and with bottom
Support is tightly connected and placed the connector of filter bowl, and the filter bowl is stretched in the storage chamber.
A kind of heat recovery from sewage chassis as described above, it is characterised in that set between the connector and the collet
It is equipped with sealing ring.
A kind of heat recovery from sewage chassis as described above, it is characterised in that the used heat water pipe and pre-add hot-water line it
Between be provided with the first turbulator, described the first turbulator includes being enclosed in the inner ring sleeve outside pre-add hot-water line and support used heat water pipe
The outer shroud of wall, is provided with turbulent flow passageway, the two ends of the turbulent flow passageway are respectively equipped with internal diameter not between described inner ring sleeve and outer shroud
Equal turbulent water inlet and turbulent delivery port, and internal diameter of the internal diameter more than turbulent delivery port of the turbulent water inlet.
A kind of heat recovery from sewage chassis as described above, it is characterised in that disorderly provided with second in the pre-add hot-water line
Device is flowed, second turbulator is spring.
A kind of heat recovery from sewage chassis as described above, it is characterised in that the preheating pipe inlet and the water inlet
Mouth is connected by the first connecting tube, and the preheating pipe outlet is connected with the delivery port by the second connecting tube.
A kind of heat recovery from sewage chassis as described above, it is characterised in that the pre-add hot-water line is metal material.
A kind of heat recovery from sewage chassis as described above, it is characterised in that described used heat water pipe is sebific duct.
A kind of heat recovery from sewage chassis as described above, it is characterised in that the heat-insulation layer is heat insulation foam or fiberglass.
Compared with prior art, a kind of heat recovery from sewage chassis of the invention, has reached following effect：
Present invention employs efficient WHRS, the running water before entering electricity/gas heater is added
Heat, so that the running water basal temperature into water heater is lifted, reduces energy requirements of the water heater to tap water heating, enters
And realize the purpose of energy-conservation；It is simple in construction, it is easily installed.
【Brief description of the drawings】
The embodiment to the present invention is described in further detail below in conjunction with the accompanying drawings, wherein：
Fig. 1 is structural representation of the invention；
Fig. 2 is the sectional view of the heat-exchange tube of the present invention；
Fig. 3 is the structure chart of the floor drain of the present invention；
Fig. 4 is the sectional view of the floor drain of the present invention；
Brief description of the drawings：1st, housing；11st, water inlet；12nd, delivery port；2nd, heat-exchange tube；21st, pre-add hot-water line；211st, second
Turbulator；22nd, used heat water pipe；23rd, heat-insulation layer；24th, the first turbulator；251st, turbulent water inlet；252nd, turbulent delivery port；26、
Preheat pipe inlet；27th, pipe outlet is preheated；31st, the first connecting tube；32nd, the second connecting tube；41st, waste water tube inlet；42nd, give up
Pipe outlet；5th, floor drain；6th, collet；61st, spent hot water's recovery port；62nd, wastewater outlet；7th, storage chamber；71st, drainage channel；8th, mistake
Filter component；81st, filter bowl；82nd, connector；9th, sealing ring.
【Embodiment】
Embodiments of the present invention are elaborated below in conjunction with the accompanying drawings.
It is described as shown in Figure 1 to Figure 4, in the present embodiment, a kind of heat recovery from sewage chassis, including housing 1, the housing 1
It is internally provided with heat-exchange tube 2, water pump 10 and floor drain 5；
The heat-exchange tube 2 include used heat water pipe 22 and be arranged on inside used heat water pipe 22 and with the used heat water pipe 22
Spent hot water carry out heat exchange pre-add hot-water line 21, the outside of the used heat water pipe 22 is provided with heat-insulation layer 23, the pre-add
The two ends of hot-water line 21 are respectively arranged with preheating pipe inlet 26 and preheating pipe outlet 27, the two ends point of the used heat water pipe 22
She You not waste water tube inlet 41 and waste pipe outlet 42；
The floor drain 5 includes collet 6, and the collet 6 is provided with storage chamber 7 and the spent hot water being connected with storage chamber 7
Recovery port 61, the collet 6 is additionally provided with wastewater outlet 62, and being provided between the wastewater outlet 62 and storage chamber 7 can be for storing
The water that water cavity 7 overflows flow on the drainage channel 71 of wastewater outlet 62, the collet 6 and is provided with filter assemblies 8；
The water pump 5 is arranged between the waste water tube inlet 41 and spent hot water's recovery port 61.
So enter spent hot water in floor drain first to collect in storage chamber, a part of spent hot water enters spent hot water's recovery port, quilt
Water pump is extracted into by the way that after heat-exchange tube, the heat of spent hot water is absorbed and used, and the waste water overflowed in storage chamber is from wastewater outlet stream
Go out, so just play a part of heat recovery from sewage；There are peculiar smell in water reserve, sewer and insects between filter bowl and collet just
Impenetrably leak between bathroom, so just play a part of insect prevention, deodorization.
It is described as shown in Figure 1 to Figure 4, in the present embodiment, water inlet 11, delivery port 12 are provided with the housing, it is described pre-
Hot water tube inlet 26 is connected with the water inlet 11, and the preheating pipe outlet 27 is connected with the delivery port 12.
Described as shown in Figure 1 to Figure 4, in the present embodiment, the filter assemblies 8 include filter bowl 81 and are tightly connected with collet 6
And the connector 82 of filter bowl 81 is placed, the filter bowl 81 is stretched in the storage chamber 7.
It is described as shown in Figure 1 to Figure 4, in the present embodiment, sealing ring 9 is provided between the connector 82 and the collet 6,
Prevent leak between the two.
It is described as shown in Figure 1 to Figure 4, in the present embodiment, first is provided between the used heat water pipe 22 and pre-add hot-water line 21
Turbulator 24, the first described turbulator 24 includes the inner ring sleeve 241 being enclosed on outside pre-add hot-water line 21 and support used heat water pipe 22
The outer shroud 242 of inwall, is provided with turbulent flow passageway between described inner ring sleeve 241 and outer shroud 242, the two ends of the turbulent flow passageway are distinguished
Internal diameter provided with the unequal turbulent water inlet 251 of internal diameter and turbulent delivery port 252, and the turbulent water inlet 251 is more than disorderly
Flow out the internal diameter at the mouth of a river 252.
It is described as shown in Figure 1 to Figure 4, in the present embodiment, the second turbulator 211 is provided with the pre-add hot-water line 21, it is described
Second turbulator 211 is spring.
Described as shown in Figure 1 to Figure 4, in the present embodiment, the preheating pipe inlet 26 passes through first with the water inlet 11
Connecting tube 31 is connected, and the preheating pipe outlet 27 is connected with the delivery port 12 by the second connecting tube 32, prevents leak.
Described as shown in Figure 1 to Figure 4, in the present embodiment, the pre-add hot-water line 21 is the pipeline of metal material；Can be copper
Pipe or aluminum pipe, or stainless steel tube, material is not especially limited herein.
Described as shown in Figure 1 to Figure 4, in the present embodiment, described used heat water pipe 22 is sebific duct.
Described as shown in Figure 1 to Figure 4, in the present embodiment, the heat-insulation layer 23 is heat insulation foam or fiberglass.
Heat-exchange tube is divided into three layers, and internal layer is the metal tube of connection running water, and intermediate layer is the sebific duct that waste water circulates, and heat is passed
Lead coefficient low, outer layer is insulation material, effect of heat insulation is high；When running water flows through inner layer metal pipe, it is absorbed by metal tube
From the waste water heat for flowing through intermediate layer, to improve running water basic water temperature；The running water improved after basic water temperature is heated again
Device is heated to bathing design temperature, or improves the running water after basic water temperature as water purification supply side water source, then goes and heat
Water is mixed to realize bath water.No matter carrying out in which way, it can realize the purpose of energy-saving consumption-reducing.In the band of chassis
Put or external water pump, force to draw waste water by floor drain connecting pipe；Therefore, floor drain will not be blocked because of tiny debris
Plug, causes chassis waste water not discharge.
Housing 1 is glass steel material, or sheet molding compound, acrylic, composite plate or glass fiber reinforced cement material
Material, material is not especially limited herein.
Claims (10)
1. a kind of heat recovery from sewage chassis, it is characterised in that including housing (1), the housing (1) is internally provided with heat exchange
Manage (2), water pump (10) and floor drain (5)；
The heat-exchange tube (2) include used heat water pipe (22) and be arranged on inside used heat water pipe (22) and with the used heat water pipe
(22) spent hot water in carries out the pre-add hot-water line (21) of heat exchange, and the outside of the used heat water pipe (22) is provided with heat-insulation layer
(23), the two ends of the pre-add hot-water line (21) are respectively arranged with preheating pipe inlet (26) and preheating pipe outlet (27), institute
The two ends for stating used heat water pipe (22) are respectively equipped with waste water tube inlet (41) and waste pipe outlet (42)；
The floor drain (5) includes collet (6), and the collet (6) is provided with storage chamber (7) and is connected with storage chamber (7)
Spent hot water's recovery port (61), the collet (6) is additionally provided with wastewater outlet (62), the wastewater outlet (62) and storage chamber (7)
Between be provided with the water that can be overflowed for storage chamber (7) and flow on the drainage channels (71) of wastewater outlet (62), the collet (6) and set
It is equipped with filter assemblies (8)；
The water pump (5) is arranged between the waste water tube inlet (41) and spent hot water's recovery port (61).
2. a kind of heat recovery from sewage chassis according to claim 1, it is characterised in that be provided with the housing into water
Mouth (11), delivery port (12), the preheating pipe inlet (26) connect with the water inlet (11), the preheating pipe outlet
(27) connected with the delivery port (12).
3. a kind of heat recovery from sewage chassis according to claim 1, it is characterised in that the filter assemblies (8) include
Filter bowl (81) and the connector (82) that filter bowl (81) are tightly connected and placed with collet (6), the filter bowl (81) stretch to described
In storage chamber (7).
4. a kind of heat recovery from sewage chassis according to claim 3, it is characterised in that the connector (82) with it is described
Sealing ring (9) is provided between collet (6).
5. a kind of heat recovery from sewage chassis according to claim 1, it is characterised in that the used heat water pipe (22) with it is pre-
The first turbulator (24) is provided between heating pipe (21), described the first turbulator (24) includes being enclosed on pre-add hot-water line (21)
Outer inner ring sleeve (241) and the outer shroud (242) of support used heat water pipe (22) inwall, described inner ring sleeve (241) and outer shroud (242)
Between be provided with turbulent flow passageway, the two ends of the turbulent flow passageway are respectively equipped with the unequal turbulent water inlet (251) of internal diameter and turbulent flow
Delivery port (252), and internal diameter of the internal diameter more than turbulent delivery port (252) of the turbulent water inlet (251).
6. a kind of heat recovery from sewage chassis according to claim 5, it is characterised in that in the pre-add hot-water line (21)
Provided with the second turbulator (211), second turbulator (211) is spring.
7. a kind of heat recovery from sewage chassis according to claim 2, it is characterised in that the preheating pipe inlet (26)
Connected with the water inlet (11) by the first connecting tube (31), the preheating pipe outlet (27) is led to the delivery port (12)
Cross the second connecting tube (32) connection.
8. a kind of heat recovery from sewage chassis according to claim 1, it is characterised in that the pre-add hot-water line (21) is
Metal material.
9. a kind of heat recovery from sewage chassis according to claim 1, it is characterised in that described used heat water pipe (22) is
Sebific duct.
10. a kind of heat recovery from sewage chassis according to claim 1, it is characterised in that the heat-insulation layer (23) be every
Hot cotton or fiberglass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710498156.0A CN107152880A (en) | 2017-06-27 | 2017-06-27 | A kind of heat recovery from sewage chassis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710498156.0A CN107152880A (en) | 2017-06-27 | 2017-06-27 | A kind of heat recovery from sewage chassis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107152880A true CN107152880A (en) | 2017-09-12 |
Family
ID=59796097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710498156.0A Pending CN107152880A (en) | 2017-06-27 | 2017-06-27 | A kind of heat recovery from sewage chassis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107152880A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906984A (en) * | 2017-12-19 | 2018-04-13 | 北京爱尼机电有限公司 | A kind of bathroom floor drain draining and heat-exchange system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1948645A (en) * | 2006-11-03 | 2007-04-18 | 杭州电子科技大学 | Floor drain having waste hot water rocovery mouthpiece |
| CN203274556U (en) * | 2013-04-14 | 2013-11-06 | 长沙瑞源星节能科技有限公司 | Shower waste heat recovery device |
| CN203336998U (en) * | 2013-06-04 | 2013-12-11 | 杨浩 | Waste heat recovery device of water heater |
| CN105387612A (en) * | 2015-05-11 | 2016-03-09 | 中山市莎丽卫浴设备有限公司 | Energy-saving shower device |
| CN207180424U (en) * | 2017-06-27 | 2018-04-03 | 莎丽科技股份有限公司 | A kind of heat recovery from sewage base apparatus |
-
2017
- 2017-06-27 CN CN201710498156.0A patent/CN107152880A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1948645A (en) * | 2006-11-03 | 2007-04-18 | 杭州电子科技大学 | Floor drain having waste hot water rocovery mouthpiece |
| CN203274556U (en) * | 2013-04-14 | 2013-11-06 | 长沙瑞源星节能科技有限公司 | Shower waste heat recovery device |
| CN203336998U (en) * | 2013-06-04 | 2013-12-11 | 杨浩 | Waste heat recovery device of water heater |
| CN105387612A (en) * | 2015-05-11 | 2016-03-09 | 中山市莎丽卫浴设备有限公司 | Energy-saving shower device |
| CN207180424U (en) * | 2017-06-27 | 2018-04-03 | 莎丽科技股份有限公司 | A kind of heat recovery from sewage base apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906984A (en) * | 2017-12-19 | 2018-04-13 | 北京爱尼机电有限公司 | A kind of bathroom floor drain draining and heat-exchange system |
| CN107906984B (en) * | 2017-12-19 | 2024-01-19 | 北京爱尼机电有限公司 | Bathroom floor drain drainage and heat exchange system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170912 |
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| RJ01 | Rejection of invention patent application after publication |