CN205717926U - Phase-change thermal storage type water heater and heat exchanger thereof - Google Patents
Phase-change thermal storage type water heater and heat exchanger thereof Download PDFInfo
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- CN205717926U CN205717926U CN201620354161.5U CN201620354161U CN205717926U CN 205717926 U CN205717926 U CN 205717926U CN 201620354161 U CN201620354161 U CN 201620354161U CN 205717926 U CN205717926 U CN 205717926U
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- heat exchanger
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- exchanger plates
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Abstract
The open a kind of phase-change thermal storage type water heater of the utility model and heat exchanger thereof, wherein, heat exchanger includes multiple heat exchanger plates, is formed with heat exchanging chamber in each described heat exchanger plates, the heat exchanging chamber connection of the plurality of heat exchanger plates forms heat exchange stream, and described heat exchange stream has input port and output port.Technical solutions of the utility model are greatly improved the contact area of heat exchanger and phase-change material, shorten the heat accumulation time, reduce user and use the stand-by period of hot water；Improve heat exchange efficiency, improve the water rate of hot water and avoid the problem that leaving water temperature is inadequate；Meanwhile, heat exchanger can contact the phase-change material of each position effectively, to utilize the heat in the phase-change material being in each position fully.
Description
Technical field
The utility model relates to field of water heaters, particularly to a kind of phase-change thermal storage type water heater and heat exchange thereof
Device.
Background technology
Phase-change thermal storage type water heater is by filling phase-change material in inner bag, and heat exchanger is embedded in phase
Becoming in material, utilizing phase-change material heat enthalpy value high, the big advantage of energy storage density, by thermal energy storage in phase transformation
In material.When hot water is needed, cold water carries out heat exchange by heat exchanger and phase-change material, to displace
The heat storing in phase-change material.
But, the heat exchanger of existing phase-change thermal storage type water heater generally uses circular heat exchanger tube to be formed by connecting,
But the surface area of circle heat exchanger tube is little, and little with the contact area of phase-change material, with phase-change material heat exchange
When, inefficient, occur in phase-change material that Btu utilization is insufficient, hot water effluent leads low, leaving water temperature
The problem such as not.
Utility model content
Main purpose of the present utility model is to propose the heat exchanger of a kind of phase-change thermal storage type water heater, it is intended to carry
High heat exchanger and the contact area of phase-change material, make heat exchanger utilize the heat in phase-change material efficiently.
For achieving the above object, the heat exchanger of the phase-change thermal storage type water heater that the utility model proposes, including
Multiple heat exchanger plates, are formed with heat exchanging chamber in each described heat exchanger plates, the heat exchanging chamber of the plurality of heat exchanger plates is even
Logical formation heat exchange stream, described heat exchange stream has input port and output port.
Preferably, the plurality of heat exchanger plates is arranged side by side.
Preferably, described heat exchange stream also includes all closing the isocon arranging and collecting pipe, institute in one end
State input port and described output port is correspondingly arranged at the openend of described isocon and collecting pipe, described point
The entrance of the heat exchanging chamber all with the plurality of heat exchanger plates for the flow tube is connected, and described collecting pipe all changes with the plurality of
The outlet of the heat exchanging chamber of hot plate connects.
Preferably, the plurality of heat exchanger plates is vertically arranged, the entrance pair of the heat exchanging chamber of the plurality of heat exchanger plates
Should be located at the upper end of corresponding heat exchanger plates, the outlet of the heat exchanging chamber of the plurality of heat exchanger plates is correspondingly arranged at accordingly
The lower end of heat exchanger plates.
Preferably, the heat exchanging chamber of the plurality of heat exchanger plates serial successively connection, described input port and described
Output port is correspondingly arranged on outermost two heat exchanger plates.
Preferably, the heat exchanging chamber of described heat exchanger plates include multiple side by side and the little cavity that is set in distance.
Preferably, each described heat exchanger plates is flat.
Preferably, at least one plate face of described heat exchanger plates is provided with concaveconvex structure.
Preferably, described concaveconvex structure is the strip groove in the plate face being formed at described heat exchanger plates, described bar
Connected in star extends to the other end from one end of described heat exchanger plates.
Preferably, the plate face of described heat exchanger plates is repressed, forms described bar shaped in the plate face of described heat exchanger plates
Groove, the position of the corresponding described strip groove of the internal face of described heat exchanging chamber forms strip bulge.
Preferably, two plate faces of described heat exchanger plates are each formed with described strip groove, and described heat exchanging chamber
Two relative internal faces be each formed with described strip bulge, the two relative internal faces of described heat exchanging chamber
Described strip bulge staggers setting.
The utility model also proposes a kind of phase-change thermal storage type water heater, including heat exchanger, described heat exchanger bag
Include multiple heat exchanger plates, in each described heat exchanger plates, be formed with heat exchanging chamber, the heat exchanging chamber of the plurality of heat exchanger plates
Connection forms heat exchange stream, and described heat exchange stream has input port and output port.
Technical solutions of the utility model by using the multiple described heat exchanger plates being internally formed heat exchanging chamber, and
The heat exchanging chamber connection of multiple described heat exchanger plates forms heat exchange stream, is greatly improved described heat exchanger and phase transformation
The contact area of material, so when storing heat by described heat exchanger to phase-change material heating, can contract
The short heat accumulation time, reduce user and use the stand-by period of hot water；And when storage in use phase-change material
During heat, heat exchange efficiency can be improved, improve the water rate of hot water and avoid the problem that leaving water temperature is inadequate；
Simultaneously as the bump contact of described heat exchanger plates and phase-change material, described heat exchanger can contact effectively
The phase-change material of each position, to utilize the heat in the phase-change material being in each position fully.
Brief description
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will
The accompanying drawing of required use in embodiment or description of the prior art is briefly described, it should be apparent that,
Accompanying drawing in describing below is only some embodiments of the present utility model, for ordinary skill people
From the point of view of Yuan, on the premise of not paying creative work, can also obtain according to the structure shown in these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 is the structural representation of heat exchanger one embodiment of the utility model phase-change thermal storage type water heater；
Fig. 2 is the sectional view of another embodiment of heat exchanger of the utility model phase-change thermal storage type water heater；
Fig. 3 is the structural representation of the utility model phase-change thermal storage type water heater one embodiment.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 100 | Heat exchanger | 110 | Heat exchanger plates |
| 120 | Isocon | 130 | Return duct |
| 140 | Strip groove | 150 | Strip bulge |
| 200 | Phase-change thermal storage type water heater | 210 | Shell |
| 220 | Inner bag | 230 | Phase-change material |
| 240 | Circulation pipe | 241 | Electric heater |
| 242 | Water pump | 243 | Check valve |
| 250 | First water inlet pipe | 251 | One-way relief valves |
| 260 | First outlet pipe | 261 | Thermostatic valve |
| 262 | Hot water inlet | 263 | Cooling water inlet |
| 264 | Delivery port | 270 | Cold water pipe |
| 280 | Anti-electricity wall |
The realization of the utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, do referring to the drawings into
One step explanation.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, to the technology in the utility model embodiment
Scheme is clearly and completely described, it is clear that described embodiment is only of the present utility model one
Section Example, rather than whole embodiments.Based on the embodiment in the utility model, this area is general
The every other embodiment that logical technical staff is obtained under the premise of not making creative work, broadly falls into
The scope of the utility model protection.
It is to be appreciated that if the utility model embodiment relates to directionality instruction (such as upper and lower, left,
It is right, forward and backward ...), then directionality instruction is only used for explaining in a certain particular pose (as shown in drawings)
Under relative position relation between each parts, motion conditions etc., if this particular pose changes,
Then directionality instruction also correspondingly changes therewith.
If in addition, the utility model embodiment relates to the description of " first ", " second " etc., then be somebody's turn to do " the
One ", the description of " second " etc. is only used for describing purpose, and it is not intended that instruction or imply that it is relatively important
Property or the implicit quantity indicating indicated technical characteristic.Thus, " first ", the spy of " second " are defined
Levy and can express or implicitly include at least one this feature.In addition, the technology between each embodiment
Scheme can be combined with each other, but must be based on those of ordinary skill in the art are capable of, when
The combination of technical scheme occurs conflicting will be understood that the combination of this technical scheme not when or cannot realize
Exist, also not within the protection domain that the utility model requires.
The utility model proposes the heat exchanger of a kind of phase-change thermal storage type water heater.
In the utility model embodiment, as it is shown in figure 1, the heat exchanger 100 of this phase-change thermal storage type water heater
By the multiple heat exchanger plates 110 being internally formed heat exchanging chamber of employing, and the heat exchanging chamber of multiple heat exchanger plates 110 is even
Logical form heat exchange stream, to improve the contact area of heat exchanger 100 and phase-change material, so when passing through heat exchange
When device 100 stores heat to phase-change material heating, heat exchange efficiency can be improved, reduce user use hot water etc.
Treat the time；And when using the heat storing in phase-change material, it is possible to improve heat exchange efficiency, improve heat
The water rate of water and avoid the problem that leaving water temperature is inadequate；Simultaneously as heat exchanger and phase-change material is big
Contact area, heat exchanger 100 can effectively contact the phase-change material of each position, be in utilize fully
Heat in the phase-change material of each position.Preferably, the shape of this heat exchanger plates 110 selects in flat,
So as much as possible in the phase-change material of certain volume heat exchanger plates 110 can be set, heat exchanger can be increased
100 with the heat exchange area of phase-change material.
Heat exchanger plates is set in order to as much as possible in the phase-change material at certain volume, multiple heat exchanger plates are had
It is arranged side by side regularly, can as being vertically arranged, being horizontally disposed with or being obliquely installed side by side heat exchanger plates.
The mode that can use parallel connection between simultaneously multiple heat exchanger plates connects and the mode of series connection also can be used to connect
Logical.
As it is shown in figure 1, be a kind of preferred embodiment of multiple heat exchanger plates 110 parallel connection, by multiple heat exchanger plates 110
The entrance of heat exchanging chamber is all closed, with one end, the isocon 120 arranging and is connected, meanwhile, by changing of heat exchanger plates 110
The outlet in hot chamber is all closed, with one end, the collecting pipe 130 arranging and is connected, now isocon the 120th, collecting pipe 130
Forming heat exchange stream with multiple heat exchanger plates 110, the openend of isocon 120 and collecting pipe 130 corresponds to input
Port and output port, when such heat transferring medium flows into from the openend of isocon 120, so that it may by multiple
Any one in heat exchanger plates 110 reaches collecting pipe 130, i.e. provides the circuit of multiple heat transferring medium flowing,
A flow circuits can be avoided to bring the low problem of heat exchange efficiency.Preferably, arrange multiple heat exchanger plates 110 to erect
To arrangement, and the entrance of the heat exchanging chamber of multiple heat exchanger plates 110 is correspondingly arranged at the upper end of corresponding heat exchanger plates 110,
The outlet of the heat exchanging chamber of multiple heat exchanger plates 110 is correspondingly arranged at the lower end of corresponding heat exchanger plates 110, so when changing
Thermal medium after isocon 120 flows into the entrance of heat exchanging chamber, heat transferring medium rest against the gravity of self to
Lower motion, it is possible to decrease the input pressure of input port.It is contemplated that when heat exchanger plates is horizontally arranged,
The entrance that input port may be configured as the heat exchanging chamber of the heat exchanger plates with the top at first is connected.
When the heat exchanging chamber serial successively arranging multiple heat exchanger plates connects, input port is corresponding with output port
It is located on outermost two pieces of heat exchanger plates, to ensure that heat transferring medium flows into each position of heat exchange stream, protect
Card heat transferring medium and the heat exchange efficiency of phase-change material.
Owing to the material of heat exchanger is usually the material selecting heat exchange efficiency higher, such as metal etc., and change
In general the heat exchange efficiency of thermal medium is less than the heat exchange efficiency of heat exchanger, so can be by heat exchanger plates
Heat exchanging chamber is set to include multiple spaced little cavity, so can increase heat transferring medium and heat exchanger plates
Contact area, improves the heat exchange efficiency of heat transferring medium and phase-change material further indirectly.
In order to increase the heat exchange area of heat exchanger and phase-change material further, can be at least the one of heat exchanger plates
Plate face arranges concaveconvex structure.Such as laciniation, groove-like structure etc..
Specifically, as in figure 2 it is shown, arrange the bar shaped that this concaveconvex structure is the plate face being formed at heat exchanger plates 110
Groove 140, this strip groove 140 extends to the other end from one end of heat exchanger plates 110.Further, should
The making of strip groove 140 can use the mode of punching press, now corresponding shape in the heat exchanging chamber of heat exchanger plates 110
Become to have strip bulge 150；In order to improve heat exchange efficiency further, can be oppositely arranged in heat exchanger plates 110
And two neighbouring plate face inwalls are each formed with strip bulge 150, and strip bulge 150 is in two plate faces
Wall is crisscross arranged, and so can make heat exchanger and heat transferring medium uniform contact therein, improve further and change
The thermal efficiency.
The utility model also proposes a kind of phase-change thermal storage type water heater, and this phase-change thermal storage type water heater includes changing
Hot device, the concrete structure of this heat exchanger is with reference to above-described embodiment, owing to this phase-change thermal storage type water heater uses
Whole technical schemes of above-mentioned all embodiments, therefore at least have a technical scheme institute of above-described embodiment
The all beneficial effects bringing, this is no longer going to repeat them.
Specifically, as it is shown on figure 3, the knot that Fig. 3 is the utility model phase-change thermal storage type water heater one embodiment
Structure schematic diagram, this phase-change thermal storage type water heater 200 also includes shell 210 and the inner bag being located in shell 210
220, the inside of inner bag 220 is filled with phase-change material 230, is placed in heat exchanger 100 in phase-change material 230；
It is provided with the circulation pipe 240 being connected with input pipe 110 and efferent duct 120 between inner bag 220 and shell 210,
Circulation pipe 240 is provided with electric heater 241 and water pump 242；This phase-change thermal storage type water heater 200 also include with
First water inlet pipe 250 of circulation pipe 240 connection and the first outlet pipe 260, the first water inlet pipe 250 is provided with list
To safety valve 251, the first outlet pipe 260 is provided with thermostatic valve 261, and this thermostatic valve 261 includes hot water inlet
262nd, cooling water inlet 263 and delivery port 264, hot water inlet 262 and delivery port 264 are positioned at the first outlet pipe 260
On, this phase-change thermal storage type water heater is additionally provided with cold water pipe 270, one end of cold water pipe 270 and the second water inlet pipe
250 connections, the other end connects with cooling water inlet 263；It is provided with check valve 243 on circulation pipe 240 simultaneously,
After the position that first water inlet pipe 250 connects with circulation pipe 240 is positioned at the outlet of check valve 243, the first outlet pipe
Before 260 positions connecting with circulation pipe 240 are positioned at the import of check valve 243.
The course of work of this phase-change thermal storage type water heater 200 is phase-change material heat-accumulating process and phase-change material is put
Thermal process.
Phase-change material heat-accumulating process: first close thermostatic valve 261, open one-way relief valves 251, by first
Water inlet pipe 250 water filling in heat exchanger and circulation pipe 240, stops water filling after injecting a certain amount of water, beats
Driving electric heater 241 and water pump 242, now circulation pipe 240 and heat exchanger form a circulation line, electrical heating
The hot water of device 241 heating circulates through acting in this circulation line of water pump 242, when in heat exchanger
When water temperature is higher than the temperature of phase-change material 230, in heat exchanger, the heat of water can pass to phase-change material, with reality
Now to heat-storing material heating.When the temperature of phase-change material reaches a preset temperature, heater can be stopped
241 and the work of water pump 242, now complete the accumulation of heat of phase-change material.
Phase change material releases heat process: open thermostatic valve 261, the first water inlet pipe 250 continues water filling, a part
Water enters in heat exchanger through circulation pipe 240, and the heat being absorbed in phase-change material by heat exchanger becomes hot water,
And the hot water inlet 262 of thermostatic valve 261 on the first outlet pipe 260 is flowed into through outlet pipe 120, some
Water enters the cooling water inlet 263 in thermostatic valve 261 through cold water pipe 270, by setting the water outlet of thermostatic valve 261
Temperature, may be implemented in the hot water in thermostatic valve 261 and cold water mix to preset temperature after through thermostatic valve 261
Delivery port 264 discharge, for user use.Wherein, can open in the exothermic process of phase-change material and add
Hot device 241 also can be not switched on heater 241, opens heater 241, can improve thermostatic valve 261 further
Hot water inlet 262 at the temperature of hot water, to overcome the temperature of thermostatic valve 261 delivery port 264 to change tight dependence
The situation of the demand temperature of user is not reached in the case of hot device.
Wherein, be provided with near the first water inlet pipe 250 and the first outlet pipe 260 with the junction of shell 210 anti-
Electricity wall 280, to prevent the phase-change thermal storage type water heater 200 in this embodiment from leaking electricity.
In another embodiment of the utility model phase-change thermal storage type water heater, this phase-change thermal storage type water heater
Having and being separately provided outside water route and the heat exchanger that user uses, a pipeline connection is passed through at the two ends of heat exchanger,
And form an end to end circulating heat exchanging pipe, and it is provided with heat transferring medium in this circulating heat exchanging pipe, as
Conduction oil or water etc., the outside water route adjacent cycle heat exchanging pipe that user uses is arranged, and and cycle heat exchange
Heat transferring medium generation heat exchange in pipeline, to heat the water in the outside water route that user uses, for user
Use.
Obviously, the exterior line structure of the phase-change thermal storage type water heater that the utility model provides is not limited to above-mentioned
Both embodiments, as long as using the heat exchanger of the phase-change thermal storage type water heater of the utility model offer, respectively
Plant phase-change thermal storage type water heater and belong to the protection model of the phase-change thermal storage type water heater that the utility model provides
Enclose.
The foregoing is only preferred embodiment of the present utility model, not thereby limit of the present utility model specially
Profit scope, every under inventive concept of the present utility model, in utilizing the utility model specification and accompanying drawing
The equivalent structure transformation of Rong Suozuo, or directly/be indirectly used in other related technical fields and be included in this
In the scope of patent protection of utility model.
Claims (12)
1. the heat exchanger of a phase-change thermal storage type water heater, it is characterised in that include multiple heat exchanger plates, often
Being formed with heat exchanging chamber in heat exchanger plates described in, the heat exchanging chamber connection of the plurality of heat exchanger plates forms heat exchange stream,
Described heat exchange stream has input port and output port.
2. the heat exchanger of phase-change thermal storage type water heater as claimed in claim 1, it is characterised in that described
Multiple heat exchanger plates are arranged side by side.
3. the heat exchanger of phase-change thermal storage type water heater as claimed in claim 1, it is characterised in that described
Heat exchange stream also includes all closing the isocon arranging and collecting pipe, described input port and described in one end
Output port is correspondingly arranged at the openend of described isocon and collecting pipe, described isocon all with the plurality of
The entrance of the heat exchanging chamber of heat exchanger plates connects, going out of the heat exchanging chamber all with the plurality of heat exchanger plates for the described collecting pipe
Mouth connects.
4. the heat exchanger of phase-change thermal storage type water heater as claimed in claim 3, it is characterised in that described
Multiple heat exchanger plates are vertically arranged, and the entrance of the heat exchanging chamber of the plurality of heat exchanger plates is correspondingly arranged at corresponding heat exchange
The upper end of plate, the outlet of the heat exchanging chamber of the plurality of heat exchanger plates is correspondingly arranged at the lower end of corresponding heat exchanger plates.
5. the heat exchanger of phase-change thermal storage type water heater as claimed in claim 1, it is characterised in that described
The serial successively of the heat exchanging chamber of multiple heat exchanger plates connects, and described input port and described output port are correspondingly arranged at
On outermost two heat exchanger plates.
6. the heat exchanger of phase-change thermal storage type water heater as claimed in claim 1, it is characterised in that described
The heat exchanging chamber of heat exchanger plates include multiple side by side and the little cavity that is set in distance.
7. the heat exchanger of phase-change thermal storage type water heater as claimed in claim 1, it is characterised in that described
Heat exchanger plates is flat.
8. the heat exchanger of phase-change thermal storage type water heater as claimed in claim 1, it is characterised in that described
At least one plate face of heat exchanger plates is provided with concaveconvex structure.
9. the heat exchanger of phase-change thermal storage type water heater as claimed in claim 8, it is characterised in that described
Concaveconvex structure is the strip groove in the plate face being formed at described heat exchanger plates, and described strip groove is from described heat exchange
One end of plate extends to the other end.
10. the heat exchanger of phase-change thermal storage type water heater as claimed in claim 9, it is characterised in that institute
The plate face stating heat exchanger plates is repressed, forms described strip groove, described heat exchange in the plate face of described heat exchanger plates
The position of the corresponding described strip groove of the internal face in chamber forms strip bulge.
The heat exchanger of 11. phase-change thermal storage type water heaters as claimed in claim 10, it is characterised in that institute
Two the plate faces stating heat exchanger plates are each formed with described strip groove, and the two relative inwalls of described heat exchanging chamber
Face is each formed with described strip bulge, and the described strip bulge of the two relative internal faces of described heat exchanging chamber is wrong
Offer and put.
12. 1 kinds of phase-change thermal storage type water heaters, it is characterised in that include as appointed in claim 1 to 11
Heat exchanger described in one for the meaning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620354161.5U CN205717926U (en) | 2016-04-25 | 2016-04-25 | Phase-change thermal storage type water heater and heat exchanger thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620354161.5U CN205717926U (en) | 2016-04-25 | 2016-04-25 | Phase-change thermal storage type water heater and heat exchanger thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205717926U true CN205717926U (en) | 2016-11-23 |
Family
ID=57293088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620354161.5U Active CN205717926U (en) | 2016-04-25 | 2016-04-25 | Phase-change thermal storage type water heater and heat exchanger thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205717926U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990472A (en) * | 2018-01-02 | 2019-07-09 | 芜湖美的厨卫电器制造有限公司 | Liner for Heat from Low-temperature Flue Gas and the Heat from Low-temperature Flue Gas with it |
| CN111720995A (en) * | 2017-02-28 | 2020-09-29 | 美的集团股份有限公司 | Water heater |
-
2016
- 2016-04-25 CN CN201620354161.5U patent/CN205717926U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111720995A (en) * | 2017-02-28 | 2020-09-29 | 美的集团股份有限公司 | Water heater |
| CN111720995B (en) * | 2017-02-28 | 2021-11-09 | 美的集团股份有限公司 | Water heater |
| CN109990472A (en) * | 2018-01-02 | 2019-07-09 | 芜湖美的厨卫电器制造有限公司 | Liner for Heat from Low-temperature Flue Gas and the Heat from Low-temperature Flue Gas with it |
| CN109990472B (en) * | 2018-01-02 | 2024-03-15 | 芜湖美的厨卫电器制造有限公司 | Inner container for phase-change water heater and phase-change water heater with same |
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| GR01 | Patent grant |