CN207991037U - Fluid heating structure and refrigerant circulating system - Google Patents
Fluid heating structure and refrigerant circulating system Download PDFInfo
- Publication number
- CN207991037U CN207991037U CN201820015846.6U CN201820015846U CN207991037U CN 207991037 U CN207991037 U CN 207991037U CN 201820015846 U CN201820015846 U CN 201820015846U CN 207991037 U CN207991037 U CN 207991037U
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- material portion
- heat conduction
- conduction material
- heating
- fluid
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 134
- 239000012530 fluid Substances 0.000 title claims abstract description 75
- 239000003507 refrigerant Substances 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 92
- 238000005266 casting Methods 0.000 claims abstract description 8
- 238000004512 die casting Methods 0.000 claims abstract description 8
- 239000002826 coolant Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 7
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004020 conductor Substances 0.000 abstract 4
- 238000010030 laminating Methods 0.000 abstract 1
- 238000010257 thawing Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a fluid heating structure and refrigerant circulation system. The fluid heating structure includes: a heat conductive material section; a fluid flow channel disposed within the thermally conductive material portion, the fluid within the fluid flow channel being capable of exchanging heat with the thermally conductive material portion; a heating device for heating the heat conductive material part; the heat conduction material part is attached to the heating device by adopting a die-casting or casting process. The utility model provides an among the fluid heating structure, with the fluid circulation passageway setting in the heat conduction material portion that is the entity structure, realize the heating to heat conduction material portion through the heating of heating device to heat conduction material portion adopts die-casting or casting process with heating device laminates mutually, makes heat conduction material portion inseparabler with the heating device laminating, thereby reduces the thermal resistance, promotes heat exchange efficiency, and is more even to the heating of heat conduction material portion in addition, and heating temperature is controlled more easily.
Description
Technical field
The utility model is related to fluid heating arts, and in particular to a kind of fluid heating structure and coolant circulating system.
Background technology
When air-conditioning heat pump runs heating under worst cold case, there is the case where frosting in outer chance, makes the heating capacity of air-conditioning
It reduces, so needing to defrost to outdoor machine of air-conditioner, existing Defrost mode has two kinds of refrigeration cycle defrosting and hot gas defrosting；System
SAPMAC method defrosting is so that system is gone to refrigeration cycle by heating cycle by four-way reversing valve, and outdoor heat exchanger is as condenser profit
It is defrosted with its high temperature refrigerant；Hot gas defrosting is by being tuned up expansion valve opening, reducing its throttling action, to make high temperature
Refrigerant defrosts into outer machine heat exchanger.But both Defrost modes can not supply interior during defrosting
Heat, and then room temperature is made to decline, the comfort in room is influenced, while when refrigeration cycle defrosting, indoor heat exchanger is as evaporation
Device can also absorb the heat in room, reduce the comfort of indoor room.
In air-conditioner defrosting refrigerant is heated using heat-storing material in view of the above-mentioned problems, proposing in the prior art
Mode ensures the comfort level of indoor environment, but the processing cost of heat-storing material and cost of material is higher and processing technology is difficult,
It is poor and uneven with the heat exchange efficiency of refrigerant.
Utility model content
In view of this, to be to provide a kind of simple in structure, processing technology simple and can be with for one of the purpose of this utility model
Fluid carries out the fluid heating structure and coolant circulating system of high efficiency uniform heat exchange.
In order to achieve the above object, on the one hand, the utility model adopts the following technical solution：
A kind of fluid heating structure, including：
Heat Conduction Material portion；
Fluid flow passageway is set in the Heat Conduction Material portion, and the fluid in the fluid flow passageway can be with institute
State the heat exchange of Heat Conduction Material portion；
Heating device, for being heated to the Heat Conduction Material portion；
Wherein, the Heat Conduction Material portion is fitted using die casting or casting process with the heating device.
Preferably, the heating device is set in the Heat Conduction Material portion.
Preferably, further include holder, for the heating device to be supported in the Heat Conduction Material portion.
Preferably, heat conducting pipe is provided in the Heat Conduction Material portion, the heat conducting pipe is arranged in the Heat Conduction Material portion,
The inner cavity of the heat conducting pipe constitutes the fluid flow passageway.
Preferably, the heating device and the heat conducting pipe are supported in the Heat Conduction Material portion by the holder simultaneously.
Preferably, the holder includes the first support plate being located in the Heat Conduction Material portion, the heating device and institute
Heat conducting pipe is stated to be arranged in first support plate；And/or
The holder includes the second support plate being located at outside the Heat Conduction Material portion, the heating device and the heat conducting pipe
It is arranged in second support plate.
Preferably, mounting plate is provided on the heating device, the heating device is installed on institute by the mounting plate
It states in the second support plate.
Preferably, the heat conducting pipe is carried out using expansion tube process and first support plate and/or second support plate
It is fixed.
Preferably, the heat conducting pipe is provided with a plurality of,
The a plurality of heat conducting pipe is arranged around the heating device, alternatively,
The a plurality of heat conducting pipe forms two row heat conducting pipes, and the heating device is between two row heat conducting pipes.
Preferably, the fluid heating structure further includes shell, and the Heat Conduction Material portion is filled in the shell.
Preferably, it is provided with insulating layer between the shell and the Heat Conduction Material portion.
Preferably, the heating device includes heating rod；And/or
The Heat Conduction Material portion is aluminium block.
On the other hand, the utility model uses following technical scheme：
A kind of coolant circulating system further includes fluid heating structure as described above, the fluid of the fluid heating structure
Circulation passage is connected to the refrigerant flow of the coolant circulating system.
In fluid heating structure provided by the utility model, fluid flow passageway is arranged in the heat conduction material in entity structure
In material portion, the heating to Heat Conduction Material portion, and Heat Conduction Material portion are realized to the heating in Heat Conduction Material portion by heating device
Fitted with the heating device using die casting or casting process so that Heat Conduction Material portion be bonded with heating device it is even closer,
To reduce thermal resistance, improving heat exchanging efficiency is in addition more uniform to the heating in Heat Conduction Material portion, and heating temperature is easier to control
System.
Description of the drawings
By referring to the drawings to the description of the utility model embodiment, the above-mentioned and other mesh of the utility model
, feature and advantage will be apparent from, in the accompanying drawings：
Fig. 1 shows the sectional view for the fluid heating structure that specific embodiment of the present invention provides；
Fig. 2 shows the outline drawings for the fluid heating structure that specific embodiment of the present invention provides；
Fig. 3 shows the structural representation of the electrically heated rod for the fluid heating structure that specific embodiment of the present invention provides
Figure；
Fig. 4 shows that a kind of right side of the fluid heating structure for structure type that specific embodiment of the present invention provides regards
Figure；
Fig. 5 shows that the right side of the fluid heating structure for another structure type that specific embodiment of the present invention provides regards
Figure.
In figure, 1, Heat Conduction Material portion；2, heat conducting pipe；21, fluid flow passageway；3, heating device；31, electrically heated rod；32、
Mounting plate；4, holder；41, the first support plate；42, the second support plate；5, shell；6, insulating layer；7, temperature detecting element.
Specific implementation mode
The utility model is described below based on embodiment, but the utility model is not restricted to these implementations
Example.It is detailed to describe some specific detail sections below in the datail description of the utility model.To people in the art
The description of part can also understand the utility model completely without these details for member.In order to avoid obscuring the utility model
Essence, there is no narrations in detail for well known method, process, flow, element.
In addition, it should be understood by one skilled in the art that provided herein attached drawing be provided to explanation purpose, and
What attached drawing was not necessarily drawn to scale.
Unless the context clearly requires otherwise, "include", "comprise" otherwise throughout the specification and claims etc. are similar
Word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, being containing for " including but not limited to "
Justice.
In the description of the present invention, it should be understood that term " first ", " second " etc. are used for description purposes only,
It is not understood to indicate or imply relative importance.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " it is meant that two or more.
This application provides a kind of fluid heating structures, as shown in Figure 1 comprising Heat Conduction Material portion 1 is set to heat conduction material
Fluid flow passageway 21 in material portion 1 and the heating device 3 for being heated to Heat Conduction Material portion 1, wherein Heat Conduction Material portion 1
For entity structure, fluid flow passageway 21 is threaded through in Heat Conduction Material portion 1, and the fluid in fluid flow passageway can be with heat conduction material
Material portion 1 exchanges heat, and Heat Conduction Material portion 1 preferably uses die casting or casting process to fit with heating device 3, in this way, being filled by heating
The heating in 3 pairs of Heat Conduction Material portions 1 is set to realize the heating to Heat Conduction Material portion 1 so that Heat Conduction Material portion is bonded with heating device
Even closer, to reduce thermal resistance, improving heat exchanging efficiency is in addition more uniform to the heating in Heat Conduction Material portion 1, and heating temperature
It is easier to control.
Heat Conduction Material portion 1 can be the Heat Conduction Material block that can arbitrarily carry out heat conduction, for example, in a preferred embodiment,
Heat Conduction Material portion 1 is aluminium block structure.
Heating device 3 can be the device that can be arbitrarily heated to Heat Conduction Material portion 1, such as can be added by electricity
The modes such as heat, hot water heating, gas heating, steam heating heat Heat Conduction Material portion 1, in the embodiment shown in fig. 1,
Heating device 3 is electrically heated rod 31, and electrically heated rod 31 is threaded through in Heat Conduction Material portion 1.In order to ensure security reliability, electrical heating
On the connecting line of stick 31 string have fuse (not shown), when temperature is excessively high or flow through connecting line electric current it is excessive when, melt
Disconnected device fusing, to ensure the safe to use of electrically heated rod 31.
The generation type of fluid flow passageway 21 for example can be formed in 1 middle punch of Heat Conduction Material portion, for another example
In embodiment shown in FIG. 1, heat conducting pipe 2 is equipped in Heat Conduction Material portion 1, the inner cavity of heat conducting pipe 2 constitutes fluid flow passageway
21.Heat conducting pipe 2 is preferably copper pipe, to improve heat transfer efficiency.In order to enable heat conducting pipe 2 can carry out fully with Heat Conduction Material portion 1
Heat exchange, it is preferable that heat conducting pipe 2 is provided with a plurality of in Heat Conduction Material portion 1, and a plurality of heat conducting pipe 2 is formed in Heat Conduction Material portion 1
Detour shape structure or multiple U-shaped structures.
Further include holder 4 to improve the structural reliability of heating device 3 and heat conducting pipe 2, such as electricity of heating device 3 adds
Hot pin 31 and heat conducting pipe 2 are supported on by holder 4 in Heat Conduction Material portion 1, it is preferable that Heat Conduction Material portion 1 is using die casting or pours
The technique of casting is formed, to be fully bonded with holder 4, electrically heated rod 31 and heat conducting pipe 2, to reduce thermal resistance, in this way, electrically heated rod
31 heat can be transmitted to by Heat Conduction Material portion 1 and heat conducting pipe 2 in the fluid in heat conducting pipe 2, to realize to heat conducting pipe 2
Interior fluid is evenly heated and substantially increases heat exchange efficiency.
Holder 4 can be that the arbitrary structures for stablizing support can be formed to electrically heated rod 31 and heat conducting pipe 2, shown in Fig. 1
Embodiment in, holder 4 include be located at Heat Conduction Material portion 1 in the first support plate 41 and outside Heat Conduction Material portion 1 second
Support plate 42, the first support plate 41 and the second support plate 42 are arranged in parallel, and the axis of electrically heated rod 31 and heat conducting pipe 2 is mutual
Parallel, electrically heated rod 31 and heat conducting pipe 2 sequentially pass through the first support plate 41 and the second support plate 42, thus by 31 He of electrically heated rod
The stabilization of heat conducting pipe 2 is supported in Heat Conduction Material portion 1.
In order to further increase the efficiency of heating surface of the electrically heated rod 31 to multiple heat conducting pipes 2, in a preferred embodiment,
As shown in figure 4, a plurality of heat conducting pipe 2 is arranged around electrically heated rod 31, at this point, the second support plate 42 is preferably rounded, at another
In preferred embodiment, as shown in figure 5, a plurality of heat conducting pipe 2 forms two row heat conducting pipes 2, heating device 3 is located at two row heat conducting pipes 2
Between, at this point, 42 preferably square further preferably vertical rectangle of the second support plate.
In order to improve the setting reliability of electrically heated rod 31 and heat conducting pipe 2 on holder 4, it is preferable that heat conducting pipe 2 is using swollen
Plumber's skill is fixed with the first support plate 41 and the second support plate 42, as shown in figure 3, being provided with mounting plate on electrically heated rod 31
32, electrically heated rod 31 is installed on by mounting plate 32 in the second support plate 42.
A kind of preferred processing method of above structure is that electrically heated rod 31 is sequentially passed through the second support plate 42 and first
Then the mounting plate 32 of electrically heated rod 31 and the second support plate 42 are fixed together, using expansion tube process by support plate 41
Heat conducting pipe 2 is fixed in the first support plate 41 and the second support plate 42, in this way, the first support plate 41, the second support plate 42, electricity
Heating rod 31 and heat conducting pipe 2 form skeleton structure, later, entity are formed in skeleton structure by way of casting or die casting
The Heat Conduction Material portion 1 of structure, in this way, fluid heating structure forms whole block structure.This processing method enables to lead
Heat pipe 2 and electrically heated rod 31 and 1 blind-mate of Heat Conduction Material portion, to improve the efficiency of heating surface of fluid heating structure.
To reduce the heat loss in Heat Conduction Material portion 1, it is preferable that as shown in Figure 1, fluid heating structure further includes shell 5,
Heat Conduction Material portion 1 is filled in shell 5, it is further preferred that being provided with insulating layer 6 between shell 5 and Heat Conduction Material portion 1, is led to
It crosses insulating layer 6 to wrap up Heat Conduction Material portion 1, to avoid scattering and disappearing for 1 heat of Heat Conduction Material portion.
Further, as shown in Fig. 2, fluid heating structure further includes temperature detecting element 7, for detecting heating device 3
Such as the heating temperature of electrically heated rod 31, to control heating device 3, to which the temperature in Heat Conduction Material portion 1 be maintained
In certain range, for example, when the temperature value that temperature detecting element 7 detects is higher than the first preset temperature value, electrical heating is reduced
The output power of stick 31, to reduce temperature, it is ensured that safe and reliable operation, when the temperature value that temperature detecting element 7 detects is less than
When the second preset temperature value, the output power of electrically heated rod 31 is improved, to increase temperature.
Fluid heating structure provided by the present application can be widely applied to it is various need to fluid such as gas or liquid into
In the occasion of row heating, for example, can be applied in coolant circulating system, the refrigerant circulation of heating mode can be especially run
In system, the fluid flow passageway of fluid heating structure is linked into the refrigerant flow of coolant circulating system so that refrigerant energy
Heat Conduction Material portion 1 is enough flowed through by fluid flow passageway 21, so as to exchange heat with Heat Conduction Material portion 1, works as refrigerant circulation
When system needs to carry out defrost, the flow direction of coolant circulating system is without changing, using fluid heating structure to flowing through its
Refrigerant is heated, and defrost is carried out to outdoor unit using the heat of fluid heating structure.
Specifically, fluid heating structure is arranged in the upstream side of the heating refrigerant flow of outdoor unit, works as coolant circulating system
Outdoor unit when needing defrost, open the heating device 3 of fluid heating structure, heating device 3 adds Heat Conduction Material portion 1
Heat, Heat Conduction Material portion 1, which delivers heat to, flows through its refrigerant, to being heated to refrigerant, the high temperature refrigerant after heating into
Enter and carry out defrost in the outdoor heat exchanger of outdoor unit, due to being provided with fluid heating structure in coolant system, during defrost
Outdoor fan is without shutting down so that coolant circulating system remains able to heat indoor environment during defrost, to maintain
Indoor environment temperature, to improve the usage comfort of user.In addition, running heating under worst cold case in coolant circulating system
When pattern, the heating device of fluid heating structure can also be opened, with the heating efficiency of lifting system.
Further, it during running heating mode during defrost and under worst cold case, is heated by controlling
The opening and closing of device 3 maintain refrigerant temperature within a predetermined range, to ensure system operation reliability, specifically, when
When the temperature value that temperature detecting element 7 detects is higher than the first preset temperature value, the output power of electrically heated rod 31 is reduced, to drop
Low temperature, it is ensured that safe and reliable operation is improved when the temperature value that temperature detecting element 7 detects is less than the second preset temperature value
The output power of electrically heated rod 31, to increase temperature, it is ensured that defrost effect and low-temperature heating effect.
In fluid heating structure provided by the utility model, fluid flow passageway 21 is arranged in the heat conduction in entity structure
In material portion 1, the heating to Heat Conduction Material portion 1 is realized to the heating in Heat Conduction Material portion 1 by heating device 3 so as to leading
The heating in hot material portion 1 is more uniform, and heating temperature is easier to control.It can be right when it is applied in coolant circulating system
Refrigerant is heated, and maintains to transport under indoor environment temperature and worst cold case to ensure coolant circulating system during defrost
Ensure heating effect when row heating mode.
Those skilled in the art will readily recognize that under the premise of not conflicting, above-mentioned each preferred embodiment can be free
Ground combination, superposition.
It should be appreciated that above-mentioned embodiment is merely exemplary, and not restrictive, without departing from the utility model
In the case of basic principle, those skilled in the art can be directed to the various apparent or equivalent modification that above-mentioned details is made
Or replace, all it is included in the right of the utility model.
Claims (12)
1. a kind of fluid heating structure, which is characterized in that including：
Heat Conduction Material portion；
Fluid flow passageway is set in the Heat Conduction Material portion, and the fluid in the fluid flow passageway can be led with described
Hot material portion exchanges heat；
Heating device, for being heated to the Heat Conduction Material portion；
Wherein, the Heat Conduction Material portion is fitted using die casting or casting process with the heating device.
2. fluid heating structure according to claim 1, which is characterized in that further include holder, for filling the heating
It sets and is supported in the Heat Conduction Material portion.
3. fluid heating structure according to claim 2, which is characterized in that be provided with heat conduction in the Heat Conduction Material portion
Pipe, the heat conducting pipe are arranged in the Heat Conduction Material portion, and the inner cavity of the heat conducting pipe constitutes the fluid flow passageway.
4. fluid heating structure according to claim 3, which is characterized in that the holder simultaneously by the heating device and
The heat conducting pipe is supported in the Heat Conduction Material portion.
5. fluid heating structure according to claim 4, which is characterized in that the holder includes being located at the Heat Conduction Material
The first support plate in portion, the heating device and the heat conducting pipe are arranged in first support plate；And/or
The holder includes the second support plate being located at outside the Heat Conduction Material portion, and the heating device and the heat conducting pipe are worn
In in second support plate.
6. fluid heating structure according to claim 5, which is characterized in that it is provided with mounting plate on the heating device,
The heating device is installed on by the mounting plate in second support plate.
7. fluid heating structure according to claim 5, which is characterized in that the heat conducting pipe using expansion tube process with it is described
First support plate and/or second support plate are fixed.
8. fluid heating structure according to claim 3, which is characterized in that the heat conducting pipe be provided with it is a plurality of,
The a plurality of heat conducting pipe is arranged around the heating device, alternatively,
The a plurality of heat conducting pipe forms two row heat conducting pipes, and the heating device is between two row heat conducting pipes.
9. the fluid heating structure according to one of claim 1 to 8, which is characterized in that the fluid heating structure also wraps
Shell is included, the Heat Conduction Material portion is filled in the shell.
10. fluid heating structure according to claim 9, which is characterized in that the shell and the Heat Conduction Material portion it
Between be provided with insulating layer.
11. the fluid heating structure according to one of claim 1 to 8, which is characterized in that the heating device includes heating
Stick；And/or
The Heat Conduction Material portion is aluminium block.
12. a kind of coolant circulating system, which is characterized in that further include the fluid heating knot as described in one of claim 1 to 11
The fluid flow passageway of structure, the fluid heating structure is connected to the refrigerant flow of the coolant circulating system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820015846.6U CN207991037U (en) | 2018-01-05 | 2018-01-05 | Fluid heating structure and refrigerant circulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820015846.6U CN207991037U (en) | 2018-01-05 | 2018-01-05 | Fluid heating structure and refrigerant circulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207991037U true CN207991037U (en) | 2018-10-19 |
Family
ID=63819777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820015846.6U Active CN207991037U (en) | 2018-01-05 | 2018-01-05 | Fluid heating structure and refrigerant circulating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207991037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180681A (en) * | 2018-01-05 | 2018-06-19 | 珠海格力电器股份有限公司 | Fluid heating structure and refrigerant circulating system |
-
2018
- 2018-01-05 CN CN201820015846.6U patent/CN207991037U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180681A (en) * | 2018-01-05 | 2018-06-19 | 珠海格力电器股份有限公司 | Fluid heating structure and refrigerant circulating system |
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