CN209214414U - Waste water heat recovering equipment and residual neat recovering system - Google Patents
Waste water heat recovering equipment and residual neat recovering system Download PDFInfo
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- CN209214414U CN209214414U CN201821816584.XU CN201821816584U CN209214414U CN 209214414 U CN209214414 U CN 209214414U CN 201821816584 U CN201821816584 U CN 201821816584U CN 209214414 U CN209214414 U CN 209214414U
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- water
- tank body
- pipe
- heat
- heat exchange
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Abstract
The utility model provides a kind of waste water heat recovering equipment and residual neat recovering system, is related to the technical field of waste water residual heat reclaimer.Waste water heat recovering equipment includes tank body, wastewater inlet pipe, heat exchanger assembly and Overflow drainage component；Wastewater inlet pipe is connected to the top of tank body；Heat exchanger assembly is connected in tank body, and the water inlet end of heat exchanger assembly is connected to the lower part of tank body, and the water outlet of heat exchanger assembly is connected to the top of tank body；The water inlet end of Overflow drainage component is connected to tank body low inside and sets, and the water outlet of Overflow drainage component is connected to the outside of tank body.Solves the water heating somewhat expensive in boiler；And the hot water in boiler uses rear direct emission, the problem of resulting in waste of resources.The utility model carries out heat exchange utilization to the intracorporal waste water heat of tank using heat exchanger assembly；Overflow drainage component discharges the intracorporal cold water of tank, realizes the heat recovery and utilization of waste water.
Description
Technical field
The utility model relates to the technical fields of waste water residual heat reclaimer, recycle and fill more particularly, to a kind of waste water residual heat
It sets and residual neat recovering system.
Background technique
Hot water used in bathing industry generally carries out combustion heating using briquette boiler or gas fired-boiler, due to washing
Water for shower amount is larger, and the water heating temperature rise in boiler is very slow, and the expense of heating is high.
It is above-mentioned in the prior art, after the hot water use in boiler, a large amount of waste water will be generated, these waste water are typically directly
It discharges.
The water temperature of the waste water of boiler emission has very high heat energy recycle to be worth generally at 36 DEG C or so, still, due to
The temperature difference of this effluent part is smaller, and heat-exchange apparatus on the market cannot be recycled the water temperature of this effluent part,
It is unable to satisfy the requirement used, so, these waste water can only be directly discharged in sewage network, cause the waste of thermal resource.
Utility model content
The purpose of this utility model is to provide a kind of waste water heat recovering equipments, existing in the prior art to solve,
Bath water heats somewhat expensive；And after hot water use, generated direct discharging of waste water, the technology for causing thermal resource to waste
Problem.
The utility model also provides a kind of residual neat recovering system, to solve in the prior art, hot water heating somewhat expensive；And
And after hot water use, generated direct discharging of waste water, the technical issues of causing thermal resource to waste.
A kind of waste water heat recovering equipment provided by the utility model, including tank body, wastewater inlet pipe, heat exchanger assembly and
Overflow drainage component；
Wastewater inlet pipe is connected to the top of tank body；
Heat exchanger assembly is connected in tank body, and the water inlet end of heat exchanger assembly is connected to the lower part of tank body, heat exchanger assembly
Water outlet be connected to the top of tank body；
The water inlet end of Overflow drainage component is connected to tank body low inside and sets, and the water outlet of Overflow drainage component is connected to tank
The outside of body.
Further, heat exchanger assembly includes heat exchange water inlet pipe, heat exchange water pipe and heat exchange outlet pipe；
The outboard end of heat exchange water inlet pipe is connected to the lower part of tank body, and the inner end of heat exchange water inlet pipe connects heat exchange water
The lower part of pipe；
Heat exchange water pipe is arranged in tank body；
The top of the inner end connection heat exchange water pipe of heat exchange outlet pipe, the outboard end of heat exchange outlet pipe are connected to tank
The top of body.
Further, heat exchange water pipe includes the spiral water pipe that spirals, the quantity of water pipe be it is multiple, multiple water pipes are equal
Even helical arrangement is in tank body；
The water inlet end of each water pipe is connect with heat exchange water inlet pipe, the water outlet of each water pipe with heat exchange outlet pipe
Connection.
Further, the length of multiple water pipes is all the same.
Further, Overflow drainage component is П shape, and the draining water inlet end of Overflow drainage component is arranged in the case where tank is intracorporal
The outside of tank body is arranged in portion, the draining water outlet of Overflow drainage component.
Further, the inner wall bottom of tank body is arranged in draining water inlet end, flows through the water of inner tank wall bottom and drains out
Tank body is preferentially discharged in water end (W.E.).
Further, the internal perisporium that tank body is arranged in the water outlet of wastewater inlet pipe is located at 2/3rds of tank body height
Place is set, and the water outlet of wastewater inlet pipe and the internal perisporium of tank body are tangent, made into water water flow along the internal perisporium of tank body in rotation
Vortex is dynamic, is sufficiently mixed with waste water original in tank body.
Further, the periphery wall of tank body is connected with heat insulation layer.
The utility model also provides a kind of residual neat recovering system, including wastewater collection pond, waste water outlet pipe and waste water residual heat
Recyclable device；
The water inlet of waste water outlet pipe connects wastewater collection pond, the water outlet connection waste water residual heat recycling dress of waste water outlet pipe
The wastewater inlet pipe set.
A kind of waste water heat recovering equipment provided by the utility model, wastewater inlet pipe are connected to the top of tank body, so that
Waste water enters in tank body directed along wastewater inlet pipe, is defined to the flow direction of waste water；Heat exchanger assembly is connected to tank body
It is interior, the position of heat exchanger assembly is defined, is swapped using heat of the heat exchanger assembly to waste water；Heat exchanger assembly
Water inlet end is connected to the lower part of tank body, since the lower part of tank body is cold water, enables the cold water in heat exchanger assembly along tank body
Lower part gradually flow up；The water outlet of heat exchanger assembly is connected to the top of tank body, since the top of tank body is hot water, just
It is thermally conductive in being carried out to the water in heat exchanger assembly；The water inlet end of Overflow drainage component is connected to tank body low inside and sets, to be directed to
The cold water of lower part carries out preferential outlet in tank body；The water outlet of Overflow drainage component is connected to tank body outer upper ends position, with control
Liquid level and the cold water of lower part in tank body is discharged outward in tank body processed.The utility model is discharged into using wastewater inlet pipe into tank body
Waste water carries out heat exchange utilization to the intracorporal waste water heat of tank using heat exchanger assembly；Using Overflow drainage component in tank body
Cold water discharged, achieved the purpose that waste water heat recovery and utilization, saved the energy.
The utility model also provides a kind of residual neat recovering system, using waste water heat recovering equipment in wastewater collection pond
Waste water heat is recycled, and the heat recovery and utilization of waste water is worth height, has saved the energy.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the first waste water heat recovering equipment provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram that wastewater inlet pipe provided by the embodiment of the utility model is connect with tank body；
Fig. 3 is the partial structural diagram of second of waste water heat recovering equipment provided by the embodiment of the utility model.
Icon: 100- tank body；200- wastewater inlet pipe；300- heat exchanger assembly；400- Overflow drainage component；
101- heat insulation layer；301- heat exchange water inlet pipe；302- heat exchange water pipe；303- heat exchange outlet pipe；401- draining
Water inlet end；402- drains water outlet.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Fig. 1 is the structural schematic diagram of the first waste water heat recovering equipment provided by the embodiment of the utility model；Fig. 2 is this
The structural schematic diagram that the wastewater inlet pipe that utility model embodiment provides is connect with tank body.
As shown in Fig. 1~2, a kind of waste water heat recovering equipment provided by the utility model, including tank body 100, waste water into
Water pipe 200, heat exchanger assembly 300 and Overflow drainage component 400；
Wastewater inlet pipe 200 is connected to the top of tank body 100；
Heat exchanger assembly 300 is connected in tank body 100, and the water inlet end of heat exchanger assembly 300 is connected under tank body 100
Portion, the water outlet of heat exchanger assembly 300 are connected to the top of tank body 100；
The water inlet end of Overflow drainage component 400 is connected to 100 low inside of tank body and sets, the water outlet of Overflow drainage component 400
End is connected to the outside of tank body 100.
In Fig. 1, wastewater inlet pipe 200 is metal tube, long service life.
Wastewater inlet pipe 200 is connected to the side wall upper part of tank body 100, so that external waste water can be along wastewater inlet pipe
200 are discharged into tank body 100, are defined to the direction that is discharged into of waste water.
In actual use, in order to avoid waste water in tank body 100 to polluting, in the water inlet of wastewater inlet pipe 200
Filter screen is connected, to be filtered to impurity such as hairs.
Heat exchanger assembly 300 is connected in tank body 100, so that the waste water in tank body 100 can pass through heat exchanger assembly 300
The temperature of waste water is recycled.
In tank body 100, the specific gravity of hot water is smaller, and the specific gravity of cold water is bigger, so, lower part is cold in tank body 100
Water, 100 internal upper part of tank body are hot water.
The water inlet end entrance of heat exchanger assembly 300 is cold water, and the water inlet end of heat exchanger assembly 300 is connected to tank body
100 lower part, the cold water temperature convenient for lower part in the cold water temperature and tank body 100 in heat exchanger assembly 300 are adapted.
Heat exchanger assembly 300 water outlet outflow be it is thermally conductive after water, the water outlet of heat exchanger assembly 300 is connected to
The top of tank body 100 makes the cold water in heat exchanger assembly 300 after the hot water of 100 internal upper part of tank body is absorbed heat, along tank
The top of body 100 flows outwardly and uses.
And the water outlet of heat exchanger assembly 300 can connect a water purification pot, and water pot outlet is recycled by water pump and waste heat
The water inlet end connection of device realizes that repeatedly circulation is increased operation rate, and has saved the energy.
The lower position in tank body 100 is arranged in the water inlet end of Overflow drainage component 400, to utilize Overflow drainage component
400 water inlet end carries out outlet to the lower water of the temperature of lower part in tank body 100, it is ensured that effective water temperature in tank.
The top of tank body 100 is arranged in the height of 400 upper end of Overflow drainage component, has the higher waste water of heat in favor of working as
Into while, discharge the 100 lower waste water of bottom heat of tank body, control tank in waste water liquid level.
The outside of tank body 100 is arranged in the water outlet of Overflow drainage component 400, with going out using Overflow drainage component 400
The water end (W.E.) water low to the utilization efficiency in tank body 100 discharges outward.
In one embodiment of the utility model, available water is discharged into tank body 100 along wastewater inlet pipe 200；Heat
The water inlet end of exchange component 300 is passed through cold water, and the cold water in heat exchanger assembly 300 gradually flows up, inside and outside tank body 100
The water temperature temperature difference carry out heat exchange, utilized with the residual temperature to waste water, the water in heat exchanger assembly 300 after heating is along water outlet
End discharges, and flow in the water inlet line of boiler, improves the initial temperature heated up water in boiler；Work as wastewater inlet pipe
While waste water hot water in 200 is supplemented in tank body 100, using the lower end of Overflow drainage component 400 to lower part in tank body 100
Cooler water is extracted, and these temperature are lower and not available water discharges outward, it is ensured that the waste water temperature in tank body 100
It spends available always.
Further, heat exchanger assembly 300 includes heat exchange water inlet pipe 301, heat exchange water pipe 302 and heat exchange outlet pipe
303；
The outboard end of heat exchange water inlet pipe 301 is connected to the lower part of tank body 100, and the inner end of heat exchange water inlet pipe 301 connects
Connect the lower part of heat exchange water pipe 302；
Heat exchange water pipe 302 is arranged in tank body 100；
The top of the inner end connection heat exchange water pipe 302 of heat exchange outlet pipe 303, the outside of heat exchange outlet pipe 303
End is connected to the top of tank body 100.
In Fig. 1, heat exchange water inlet pipe 301, heat exchange outlet pipe 303 are metal tube, to improve heat exchange water inlet pipe
301, the service life of heat exchange outlet pipe 303.
The outboard end of 301 left end of heat exchange water inlet pipe is connected to the lower position of tank body 100, and heat exchange water inlet pipe 301 is right
The inner end at end is connected to the lower part of heat exchange water pipe 302, and cold water is passed through heat with the outboard end using heat exchange water inlet pipe 301
It exchanges in water pipe 302.
Heat exchange water pipe 302 is connected to the inside of tank body 100, and the pipe dish of heat exchange water pipe 302 is rolled up in tank body 100, heat
The thermal conductivity for exchanging water pipe 302 is good, and heat transfer is fast.
The inner end of 303 left end of heat exchange outlet pipe is connected to the upper position of heat exchange water pipe 302, heat exchange outlet pipe
The outboard end of 303 right ends is connected to the upper position of tank body 100, to utilize the outboard end of heat exchange outlet pipe 303 by heat exchange
In water pipe 302 it is thermally conductive after water draw outward.
Further, heat exchange water pipe 302 includes the spiral water pipe that spirals, and the quantity of water pipe is multiple, Duo Geshui
Pipe uniform spiral is arranged in tank body 100；
The water inlet end of each water pipe is connect with heat exchange water inlet pipe 301, and the water outlet of each water pipe goes out with heat exchange
Water pipe 303 connects.
In one embodiment of the utility model, heat exchange water pipe 302 is spiraled using the structure of multiple water pipes using multiple
Spiral water pipe, convenient for carrying out the conduction of heat using the water in multiple water pipes and heat exchange water pipe 302.
Further, multiple water pipe uniform spiral arrangements, the head and the tail end connection of adjacent water pipe.
In one embodiment of the utility model, multiple water pipes are arranged along the same vertical centerline, make each water pipe
Heating surface area it is balanced, and multiple water pipes are equal with the contact area of water in tank body 100.
Fig. 3 is the partial structural diagram of second of waste water heat recovering equipment provided by the embodiment of the utility model.
As shown in figure 3, further, the length of multiple water pipes is all the same.
Multiple water pipes form multiple row, and the head and the tail end connection of adjacent water pipe in tank body 100.
In the present embodiment, multiple water pipes are arranged in the structure of multiple row on the vertical direction in tank body 100, and more
The length of a water pipe is all the same, so that the heating surface area of multiple directions of multiple water pipes in tank body 100 is balanced.
The present embodiment guarantees the equal length of all water pipes, so that every by the size of the coil diameters of change water pipe
The heat exchanger time of water pipe is identical, to ensure that the water temperature at every pipe outlet is identical.
Further, Overflow drainage component 400 is П shape, and the draining water inlet end 401 of Overflow drainage component 400 is arranged in tank
The outside of tank body 100 is arranged in lower part in body 100, the draining water outlet 402 of Overflow drainage component 400.
When liquid level is more than the highest point of Overflow drainage component 400 in tank body 100, the cold water of bottom passes through Overflow drainage group
400 water inlet of part overflows to the outside of tank body 100.
In Fig. 1, Overflow drainage component 400 is set as П shape metal tube, long service life.
The draining water inlet end 401 of Overflow drainage component 400 and draining water outlet 402 are down-set, convenient for water inlet and go out
Water.
The lower part in tank body 100 is arranged in draining water inlet end 401, is discharged with the cold water to lower part in tank body 100；
Draining water outlet 402 is arranged in the outside of tank body 100, to discharge outward to the cold water in tank body 100.
Further, the inner wall bottom of tank body 100 is arranged in draining water inlet end 401, when liquid level is more than overflow in tank body 100
When the highest point of drain assembly 400, the water of 100 inner wall bottom of tank body is made to flow through draining water outlet 402 preferentially discharge tank body 100.
100 inner wall of tank body is arranged in close to the position of bottom in draining water inlet end 401, compares 100 inner wall bottom of tank body
It is preferential that tank body 100 is discharged, it is ensured that 100 top of tank body is discharged cool while covering hot water after cold water flows through draining water outlet 402
Water.
Further, the internal perisporium that tank body 100 is arranged in the water outlet of wastewater inlet pipe 200 is located at 100 height of tank body
At 2/3rds positions, and the water outlet of wastewater inlet pipe 200 and the internal perisporium of tank body 100 are tangent, make into water water flow along
The internal perisporium of tank body 100 is sufficiently mixed in original waste water in vortex motion, with tank body 100.
The position that one third is transferred at the top of tank body 100 is arranged in wastewater inlet pipe 200, so that into tank body 100
The higher waste water of temperature will not be discharged.
In Fig. 2, the internal perisporium of tank body 100, and the water flow side of water outlet is arranged in the water outlet of wastewater inlet pipe 200
To tangent with the outer circle of tank body 100, the waste water hot water having just enter into tank body 100 is made to be able to drive original water one in tank body 100
It rises and carries out circumference flowing, improve the contact alternate frequency of waste water and heat exchange water pipe 302, improve heat exchanger effectiveness.
Further, the periphery wall of tank body 100 is connected with heat insulation layer 101.
Heat insulation layer 101 is using in expanded perlite, rock wool, mineral wool, polystyrene foam, polyurethane foam plastics
Any one.
Above-mentioned heat insulation layer 101 is connected in the periphery wall of tank body 100, it is ensured that the water temperature in tank body 100, heat will not dissipate
It loses.
The utility model also provides a kind of residual neat recovering system, including wastewater collection pond, waste water outlet pipe and waste water residual heat
Recyclable device；
The water inlet of waste water outlet pipe connects wastewater collection pond, the water outlet connection waste water residual heat recycling dress of waste water outlet pipe
The wastewater inlet pipe 200 set.
The waste water temperature in wastewater collection pond is recycled by waste water heat recovering equipment, is improved in boiler
Inflow temperature, saved resource.
In the other embodiments of the utility model, the quantity of wastewater collection pond be it is multiple, the quantity of waste water outlet pipe is
Corresponding with the quantity of wastewater collection pond multiple, a wastewater collection pond connects wastewater inlet pipe by a waste water outlet pipe
200, it realizes while the waste water temperature in multiple wastewater collection ponds is recycled, saved the combustion of boiler feed water temperature
Expect cost.
The heat recovery of waste water is improved the initial water temperature of boiler, brings huge economy by the utility model
Benefit, while also achieving energy-saving and emission reduction purposes.
In the other embodiments of the utility model, wastewater collection pond is not only able to place bathing waste water, additionally it is possible to put
Other waste water are set, such as: industrial wastewater etc..
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (9)
1. a kind of waste water heat recovering equipment, which is characterized in that including tank body (100), wastewater inlet pipe (200), heat exchange group
Part (300) and Overflow drainage component (400)；
The wastewater inlet pipe (200) is connected to the top of the tank body (100)；
The heat exchanger assembly (300) is connected in the tank body (100), the water inlet end connection of the heat exchanger assembly (300)
In the lower part of the tank body (100), the water outlet of the heat exchanger assembly (300) is connected to the top of the tank body (100)；
The water inlet end of the Overflow drainage component (400) is connected to the tank body (100) low inside and sets, the Overflow drainage group
The water outlet of part (400) is connected to the outside of the tank body (100).
2. waste water heat recovering equipment according to claim 1, which is characterized in that the heat exchanger assembly (300) includes
Heat exchange water inlet pipe (301), heat exchange water pipe (302) and heat exchange outlet pipe (303)；
The outboard end of the heat exchange water inlet pipe (301) is connected to the lower part of the tank body (100), the heat exchange water inlet pipe
(301) inner end connects the lower part of the heat exchange water pipe (302)；
Heat exchange water pipe (302) setting is in the tank body (100)；
The inner end of the heat exchange outlet pipe (303) connects the top of the heat exchange water pipe (302), the heat exchange water outlet
The outboard end of pipe (303) is connected to the top of the tank body (100).
3. waste water heat recovering equipment according to claim 2, which is characterized in that the heat exchange water pipe (302) includes
Spiral spiral water pipe, the quantity of the water pipe be it is multiple, multiple water pipe uniform spirals are arranged in the tank body
(100) in；
The water inlet end of each water pipe is connect with the heat exchange water inlet pipe (301), and the water outlet of each water pipe is equal
It is connect with the heat exchange outlet pipe (303).
4. waste water heat recovering equipment according to claim 3, which is characterized in that the length of multiple water pipes is homogeneous
Together.
5. waste water heat recovering equipment according to claim 1, which is characterized in that the Overflow drainage component (400) is
П shape, the lower part that the draining water inlet end (401) of the Overflow drainage component (400) is arranged in the tank body (100) are described to overflow
Flow the outside of draining water outlet (402) setting in the tank body (100) of drain assembly (400).
6. waste water heat recovering equipment according to claim 5, which is characterized in that draining water inlet end (401) setting
In the inner wall bottom of the tank body (100), the water of the tank body (100) inner wall bottom is made to flow through the draining water outlet (402)
The tank body (100) are preferentially discharged.
7. waste water heat recovering equipment according to claim 2, which is characterized in that the wastewater inlet pipe (200) goes out
Mouth of a river setting is located at 2/3rds positions of the tank body (100) height in the internal perisporium of the tank body (100), and described
The water outlet of wastewater inlet pipe (200) and the internal perisporium of the tank body (100) are tangent, make into water water flow along the tank body
(100) internal perisporium is sufficiently mixed in original waste water in vortex motion, with the tank body (100).
8. waste water heat recovering equipment according to claim 1, which is characterized in that the periphery wall of the tank body (100) connects
It is connected to heat insulation layer (101).
9. a kind of residual neat recovering system, which is characterized in that including wastewater collection pond, waste water outlet pipe and as in claim 1-8
Described in any item waste water heat recovering equipments；
The water inlet of the waste water outlet pipe connects the wastewater collection pond, and the water outlet connection of the waste water outlet pipe is described useless
The wastewater inlet pipe (200) of water waste-heat recovery device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821816584.XU CN209214414U (en) | 2018-11-05 | 2018-11-05 | Waste water heat recovering equipment and residual neat recovering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821816584.XU CN209214414U (en) | 2018-11-05 | 2018-11-05 | Waste water heat recovering equipment and residual neat recovering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209214414U true CN209214414U (en) | 2019-08-06 |
Family
ID=67458333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821816584.XU Expired - Fee Related CN209214414U (en) | 2018-11-05 | 2018-11-05 | Waste water heat recovering equipment and residual neat recovering system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209214414U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112611109A (en) * | 2021-01-18 | 2021-04-06 | 王成勇 | Solar-assisted waste water and waste heat recovery gas boiler |
-
2018
- 2018-11-05 CN CN201821816584.XU patent/CN209214414U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112611109A (en) * | 2021-01-18 | 2021-04-06 | 王成勇 | Solar-assisted waste water and waste heat recovery gas boiler |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 Termination date: 20201105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |