CN109237984A - Heat exchanger and household electrical appliance - Google Patents
Heat exchanger and household electrical appliance Download PDFInfo
- Publication number
- CN109237984A CN109237984A CN201710556677.7A CN201710556677A CN109237984A CN 109237984 A CN109237984 A CN 109237984A CN 201710556677 A CN201710556677 A CN 201710556677A CN 109237984 A CN109237984 A CN 109237984A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- fixed plate
- miniature
- vertical end
- exchanger according
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/007—Auxiliary supports for elements
- F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
- F28F9/0131—Auxiliary supports for elements for tubes or tube-assemblies formed by plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2260/00—Heat exchangers or heat exchange elements having special size, e.g. microstructures
- F28F2260/02—Heat exchangers or heat exchange elements having special size, e.g. microstructures having microchannels
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a kind of heat exchangers, the heat exchanger includes spaced apart two hollow vertical end plates (3), multiple straight miniature tubes (1) are installed between two vertical end plates (3), at least middle part between two vertical end plates (3) is equipped with fixed plate (2), so that multiple miniature tubes (1) flat across the fixed plate (2) respectively, the heat exchanger is not on the basis of influencing original advantage of miniature heat exchange of heat pipe, miniature tube is preferably fixed, while increasing the heat exchange area of heat exchanger.
Description
Technical field
The present invention relates to field of heat exchangers, and in particular, to a kind of heat exchanger using miniature tube.And there is the heat exchanger
Household electrical appliance.
Background technique
Micro- shape pipe diameter heat exchanger has been increasingly becoming one of main direction of studying of heat exchanger.Using miniature scale caliber, pipe
Interior heat exchange efficiency is strengthened significantly, and aspect on the outside of pipe, since its caliber is small, this kind of heat exchanger has than normal
The much bigger specific surface area of heat exchanger is advised, thus, even if such heat exchanger is not provided with fin, it also can achieve whole strengthen and radiate
Effect.
However, in conventional design, since the design of the hot device of such pipe is for the purpose of strengthening heat dissipation, thus general Guan Yuguan it
Between spacing it is smaller, heat exchanger tube is densely distributed.Under the effect of gravity, since deformation causes mutually between of vertically-adjacent heat exchanger tube
Touching, there are larger discrepancy for tube spacing, row's spacing and design size.
Summary of the invention
It is an object of the present invention to provide a kind of heat exchanger, which is not influencing the original excellent of miniature heat exchange of heat pipe
On the basis of gesture, miniature tube is preferably fixed, while increasing the heat exchange area of heat exchanger.
To achieve the goals above, the present invention provides a kind of heat exchanger, and the heat exchanger includes in spaced apart two
Empty vertical end plate, is equipped with multiple straight miniature tubes between two vertical end plates, between two vertical end plates
At least middle part be equipped with fixed plate so that multiple miniature tubes flat across the fixed plate respectively.
Preferably, the heat exchanger includes midpoint fixed plate, and two vertical end plates are arranged symmetrically in the middle solid point
Fixed board two sides.
Preferably, the heat exchanger includes septal direction successively spaced apart multiple institutes along two vertical end plates
State fixed plate.
Preferably, the spacing between the two neighboring fixed plate is 30mm~100mm.
Preferably, the fixed plate is heat dissipation metal plate.
Preferably, the fixed plate is equipped with through hole identical with multiple miniature tubes one-to-one correspondence and diameter, institute
It states miniature tube and is welded and fixed at the through hole with the fixed plate.
Preferably, the fixed plate, which is equipped with, distinguishes the straight through hole passed through, the perforation for multiple miniature tubes
The inner wall in hole is equipped with the coating for increasing contact heat-exchanging.
Preferably, the outer diameter of the miniature tube is 0.5mm~2mm
Another aspect of the present invention provides a kind of household electrical appliance, includes changing described in above-mentioned any one in the household electrical appliance
Hot device.
Through the above technical solutions, miniature tube deforms under the effect of gravity, the middle part deflection of pipe range is should be
Maximum at least increases fixed plate here and supports miniature tube, the deformation of miniature tube can be reduced or even eliminated, so that the row of miniature tube
Spacing and row's spacing are as close as possible to design value.At the same time, fixed plate can also function similarly to the effect of radiating fin, increase
The heat exchange area of heat exchanger.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is to remove the heat exchange module after the vertical end plate in side to embody the inserting relationship between miniature tube and fixed plate
Side view；
Fig. 2 is the main view of heat exchange module.
Description of symbols
1- miniature tube；2- fixed plate；The vertical end plate of 3-.
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, left and right " typically refers to
For direction shown in the drawings either for it is vertical, on vertical or gravity direction for each component mutual alignment pass
System's description word.
Present invention firstly provides a kind of heat exchangers.
As shown in Figures 1 and 2, the heat exchanger of a preferred embodiment of the invention, between which includes
Multiple straight miniature tubes 1 are installed between two hollow vertical end plates 3 of arrangement, two vertical end plates 3, two vertical
At least middle part between end plate 3 is equipped with fixed plate 2, so that multiple miniature tubes 1 flat across fixed plate 2 respectively.And it is excellent
Selection of land, two vertical end plates 3 are arranged symmetrically in the two sides of fixed plate 2, and fixed plate 2 at this time is midpoint fixed plate
Along the pipe range direction of miniature tube 1, the deflection of intermediate portion is maximum, is set in the middle part of two vertical end plates 3
Fixed plate 2 is set, fixation can be supported at the maximum distortion of miniature tube 1, reduces the span of the fixation of miniature tube 1,
To reduce the deformation of miniature tube 1.In the case where miniature tube 1 is shorter, the fixed plate 2 of intermediate portion supports be can basically meet
Support the demand of miniature tube 1.
Preferably, along the septal direction of two vertical end plates 3, successively multiple fixed plates 2 of arranged for interval in heat exchanger.
The quantity of fixed plate 2, depending on the pipe range of the miniature tube 1 between two vertical end plates 3, pipe range is longer, miniature tube 1
Deformation will increase, be supported using multiple fixed plates 2, the deformation of the miniature tube 1 at each fixed plate 2 is reduced, whole
The tube spacing and row's spacing of miniature tube in heat exchanger are easier to be guaranteed.
Also, preferably, the spacing between two neighboring fixed plate 2 is 30mm~100mm.What fixed plate 2 was distributed
It is close, the deformation of miniature tube 1 can be preferably reduced, if also greatly increasing effective heat exchange area using welding, but simultaneously,
Gap between fixed plate 2 is too small, will increase technology difficulty and cost, certainly, as long as spacing between fixed plate 2 10mm extremely
Between 200mm, requirement can satisfy, 30mm to 100mm is preferred parameter range.
In addition, fixed plate 2 is preferably heat dissipation metal plate, to make fixed plate 2 in fixation using the thermal conductive resin of metal
While supporting miniature tube 1, the effect for increasing the heat dissipation area of heat exchanger can also be played.The so-called heat dissipation metal of the present invention is flat
Plate, material can use for reference the material of existing radiating fin.
Fixed plate 2 is equipped with through hole identical with multiple miniature tubes 1 one-to-one correspondence and diameter, when miniature tube 1 and fixes
Plate 2 at through hole using be welded and fixed when, then be conducive to increase effective heat exchange area.
In the present invention, the effect of fixed plate 2 mainly supports miniature tube 1, reduces its deflection.So, when fixed plate 2 is selected
When the higher material of above-mentioned heat dissipation metal plate or other heat exchange coefficients, fixed plate 2 has both the heat exchange for increasing heat exchanger
The effect of ability, and miniature tube 1 is welded at through hole therewith, the heat between miniature tube 1 and fixed plate 2 can be greatly increased
Exchange, to give full play to the heat exchange efficiency of fixed plate 2.
In addition, the inner wall of through hole is equipped with the coating for increasing contact heat-exchanging as another preferred embodiment.Due to
The miniature scale of miniature tube 1, peripheral dimension is smaller, and welding is inconvenient, increased in the form of coating miniature tube 1 and fixed plate 2 it
Between the heat exchanger effectiveness that contacts, the purpose for giving full play to the heat exchange efficiency of fixed plate 2 equally may be implemented.
Miniature tube 1 in the present invention, outer diameter are 0.5mm~2mm.In addition, the present invention provides a kind of household electrical appliance, tool
There is above-mentioned heat exchanger, thus has both all advantages as described above.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited to above-mentioned realities
The detail in mode is applied, within the scope of the technical concept of the present invention, a variety of letters can be carried out to technical solution of the present invention
Monotropic type, these simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (10)
1. a kind of heat exchanger, which is characterized in that the heat exchanger includes spaced apart two hollow vertical end plates (3), and two
Multiple straight miniature tubes (1) are installed, between two vertical end plates (3) at least between a vertical end plate (3)
Middle part is equipped with fixed plate (2), so that multiple miniature tubes (1) flat across the fixed plate (2) respectively.
2. heat exchanger according to claim 1, which is characterized in that the heat exchanger includes midpoint fixed plate, described in two
Vertical end plate (3) is arranged symmetrically in midpoint fixed plate two sides.
3. heat exchanger according to claim 1, which is characterized in that the heat exchanger includes along two vertical end plates
(3) septal direction successively spaced apart multiple fixed plates (2).
4. heat exchanger according to claim 3, which is characterized in that the spacing between the two neighboring fixed plate (2) is
30mm~100mm.
5. heat exchanger according to claim 1, which is characterized in that the fixed plate (2) is heat dissipation metal plate.
6. heat exchanger according to claim 5, which is characterized in that the fixed plate (2) be equipped with it is multiple described miniature
(1) one-to-one correspondence and the identical through hole of diameter are managed, the miniature tube (1) and the fixed plate (2) are welded at the through hole
Connect fixation.
7. heat exchanger according to claim 5, which is characterized in that the fixed plate (2) is equipped with for multiple described miniature
(1) straight through hole passed through respectively is managed, the inner wall of the through hole is equipped with the coating for increasing contact heat-exchanging.
8. heat exchanger according to claim 1, which is characterized in that the outer diameter of the miniature tube (1) is 0.5mm~2mm.
9. heat exchanger according to claim 1, which is characterized in that installed between two vertical end plates (3) multiple
The miniature tube (1) is along vertical short transverse layered arrangement.
10. a kind of household electrical appliance, which is characterized in that be equipped in the household electrical appliance including any according to claim 1~9
Heat exchanger described in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710556677.7A CN109237984A (en) | 2017-07-10 | 2017-07-10 | Heat exchanger and household electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710556677.7A CN109237984A (en) | 2017-07-10 | 2017-07-10 | Heat exchanger and household electrical appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109237984A true CN109237984A (en) | 2019-01-18 |
Family
ID=65083420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710556677.7A Pending CN109237984A (en) | 2017-07-10 | 2017-07-10 | Heat exchanger and household electrical appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109237984A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020029871A1 (en) * | 2000-05-23 | 2002-03-14 | Josef Kern | Heat exchanger block |
| CN102706040A (en) * | 2010-10-28 | 2012-10-03 | 三星电子株式会社 | Heat exchanger |
| CN105841540A (en) * | 2016-05-24 | 2016-08-10 | 珠海格力电器股份有限公司 | Fin, micro-channel parallel flow heat exchanger and air conditioning unit |
| CN207351280U (en) * | 2017-07-10 | 2018-05-11 | 美的集团股份有限公司 | Heat exchanger and household electrical appliance |
-
2017
- 2017-07-10 CN CN201710556677.7A patent/CN109237984A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020029871A1 (en) * | 2000-05-23 | 2002-03-14 | Josef Kern | Heat exchanger block |
| CN102706040A (en) * | 2010-10-28 | 2012-10-03 | 三星电子株式会社 | Heat exchanger |
| CN105841540A (en) * | 2016-05-24 | 2016-08-10 | 珠海格力电器股份有限公司 | Fin, micro-channel parallel flow heat exchanger and air conditioning unit |
| CN207351280U (en) * | 2017-07-10 | 2018-05-11 | 美的集团股份有限公司 | Heat exchanger and household electrical appliance |
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