CN208490007U - A kind of long-life new-energy automobile PTC liquid electric heater - Google Patents
A kind of long-life new-energy automobile PTC liquid electric heater Download PDFInfo
- Publication number
- CN208490007U CN208490007U CN201820341968.4U CN201820341968U CN208490007U CN 208490007 U CN208490007 U CN 208490007U CN 201820341968 U CN201820341968 U CN 201820341968U CN 208490007 U CN208490007 U CN 208490007U
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- China
- Prior art keywords
- long
- shell
- energy automobile
- elastic slice
- flat tube
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- 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.)
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
- Resistance Heating (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model provides a kind of long-life new-energy automobile PTC liquid electric heater, a kind of long-life new-energy automobile PTC liquid electric heater comprising shell (1), heater assembly (2), component fastening arrangement (3) and controller assemblies (4): can be from the component fastening arrangement (3) of sandwich heater assembly (2);The controller assemblies (4) being installed on component fastening arrangement (3);A set of shell (1) that can accommodate simultaneously heated sealed device assembly (2), component fastening arrangement (3) and controller assemblies (4);It is characterized by: the heater assembly (2), including PTC heats (21), flat tube (22), flat tube connector (23);The component fastening arrangement (3), including elastic slice (32), elastic slice fixed frame (31), the elastic slice fixed frame (31) is installed on the heater assembly (2) anteroposterior position, and the elastic slice (32) is installed in elastic slice fixed frame on the outside of (31) and the heater assembly (2).The loosening problem being able to solve between automobilism vibration and the bring component that expands with heat and contract with cold.
Description
Technical field
The present invention relates to vehicle PTC liquid electric heaters, the PTC liquid electric heater especially suitable for new-energy automobile.
Background technique
Vehicle PTC liquid electric heater is to promote the Air Temperature in compartment by the anti-icing fluid of heat cycles flowing
Degree, maintenance battery temperature or the Multipurpose electric heater for other required heat sources are air conditioning for automobiles heating systems in the winter of severe cold
The most important electrical-heating source and automobile of system and battery heat insulation system reach defrosting laws and regulations requirement and ensure battery charging and discharging
The important component of safety.
Automobile may travel in various adverse circumstances, and in addition to having very big vibration when automobilism, there are also automobiles
Expanding with heat and contract with cold when being worked at low temperature with heater product can make to generate gap between component, and effect of vibrating and expand with heat and contract with cold usually makes
Loosening is generated between automobile heater product component, and PTC product only carries out closely contact competence exertion with radiator and goes out
Power, heater block loosening can make product power sharp fall, influence the service life of product.
General automobile heater power is bigger, and output power all can be at several kilowatts or more, and some is more up to tens
Kilowatt, the heater button function of mainstream control at present can generally use IGBT power tube, and IGBT power tube self-heating can also compare
Larger, conventional products can provide a heat sink on controller assemblies and radiate to IGBT, using being directly anchored to radiate
Mode long-term work on plate also will appear problem as above, and heat dissipation variation temperature increases when IGBT works, it is caused to burn out,
Failure.
Summary of the invention
Goal of the invention: in view of the above-mentioned problems, the object of the present invention is to provide a kind of long-life new-energy automobile PTC liquid electrics
Heater, the loosening problem being able to solve between automobilism vibration and the bring heater body component that expands with heat and contract with cold, to mention
High heater life.
Technical solution: the present invention includes that a set of energy accommodates simultaneously heated sealed device assembly, component fastening arrangement and controller group
The shell of part;Component fastening arrangement is equipped with controller assemblies from sandwich heater assembly, component fastening arrangement.Institute
State heater assembly, including PTC heats, flat tube, flat tube connector;The component fastening arrangement, including elastic slice, elastic slice are fixed
Frame, the elastic slice fixed frame are installed on the heater assembly anteroposterior position, the elastic slice be installed in elastic slice fixed frame with it is described
On the outside of heater assembly, reed deformation is set to generate elastic force by the reed in compression elastic slice, this elastic force acts on elastic slice fixed frame
Between heating component each component between heating component can be tightly combined, due to being the elastic force of reed deformation generation, when heater group
Part expands with heat and contract with cold can all be deformed the elastic force counteracting generated with loosening caused by motion oscillations and gap by reed, can make in product
Corresponding power component will not generate loosening.
The elastic slice includes elastic slice washer and reed, and elastic slice washer and reed placement parallel to the large face, elastic slice washer is to reed
It provides a supporting role.
The PTC heats includes PTC ceramics, electrode slice, insulation sleeve, and the top and bottom of the PTC ceramics are provided with electricity
Pole piece, the surrounding of the PTC ceramics are enclosed with insulation sleeve, and the flat tube bending 180 degree clamps the PTC heats, institute
It states flat tube both ends Inlet and outlet water position and is provided with flat tube connector.
The controller assemblies include low-voltage control circuit PCBA board and high-power IGBT pipe, and the power IGBT pipe hangs down
It is directly installed in PCBA board, the radiating surface of IGBT pipe is affixed on the big face of flat tube of the heater assembly.
The PTC heats can be multiple rows of, described flat tube can carry out roll over more.
The shell is made of shell and cap, and low pressure plug-in unit and high-pressure insert are provided on shell: shell passes through low pressure
Plug-in unit and high-pressure insert are connect with controller assemblies, external power supply can be made to be introduced into heater body by high-low pressure plug-in unit;Institute
It states and is provided with manhole appendix on shell, the flat tube connector of heater assembly is pierced by from paddle hole;The shell horizontal direction and hang down
Histogram facilitates the various condition installations of automotive interior to installation hole location is both provided with;The cap is mounted on shell, shell and shell
It is provided with sealing ring before lid, the sealing for being compared product prevents disengaging from influencing the service life.
The flat tube is attached by welding with flat tube connector, due to being to be welded to connect, when can prevent long
Between the seepy question that works.
The utility model has the advantages that compared with prior art, it is an advantage of the invention that by improving vehicle PTC liquid electric heater
Mounting structure overcomes the problems, such as that product expands with heat and contract with cold and vibrate the loosening made between heater body component for a long time, to reach long
Service life purpose, IGBT radiating surface are affixed on the surface of flat tube, reduce heat sink, are dissipated by the liquid flowed in flat tube to IGBT
Heat, the heat that IGBT is generated can also be provided to internal liquid, improve radiating efficiency, at the same IGBT pipe by with elastic slice pressure
It is pressed on flat tube so also prevent loosening problem when IGBT works long hours, all increases the service life of product.
Detailed description of the invention
Fig. 1 structure chart
Fig. 2 exploded view
Fig. 3 heater assembly and heater assembly retention mechanism installation diagram
Another mounting means implementation example figure of Fig. 4
Fig. 5 elastic slice installation diagram
Fig. 6 another kind elastic piece structure figure
Number explanation:
Shell 1
Shell 11
It is horizontally mounted position 112
Right angle setting position 111
High-pressure insert 113
Low pressure plug-in unit 114
Paddle hole 115
Sealing ring 116
Cap 12
Heater assembly 2
PTC heats 21
PTC ceramics 211
Electrode slice 212
Insulation sleeve 213
Flat tube 22
Flat tube connector 23
Heater assembly retention mechanism 3
Elastic slice fixed frame 31
PCBA board installation position 311
Elastic slice 32
Elastic slice washer 321
Reed 322
Controller assemblies 4
PCBA board 42
IGBT pipe 41.
Specific embodiment
In the following with reference to the drawings and specific embodiments, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate
It the present invention rather than limits the scope of the invention, after the present invention has been read, those skilled in the art are to of the invention each
The modification of kind equivalent form falls within the application range as defined in the appended claims.
As illustrated in the accompanying drawings from 1 to 3, a kind of long-life new-energy automobile PTC liquid electric heater, including heater can be accommodated
The shell 1 of component 2, heater assembly retention mechanism 3 and controller assemblies 4.
Shell 1 is made of shell 11 and cap 12, and the flat of 115 heater assembly 2 of paddle hole is provided on shell 11
Pipe fitting 23 is drawn from paddle hole 115, and high-pressure insert 113,114 plug-in unit of low pressure plug-in unit and inside are provided on shell 11
PCBA board (note: the PCB circuit board with control element) is attached control power supply and power power-supply all can be from this introducing, cap
12 are mounted on shell 11, are provided with sealing ring 116 before shell and cap, play the role of sealing.
Heater assembly 2, by PTC heats 21, flat tube 22, flat tube connector 23,22 both ends of flat tube disengaging water level passes through
Welding connects flat tube connector 23, and 22 bending 180 degree of flat tube clamps the PTC heats 21, flat tube 22 and flat tube
The inner space anti-icing fluid flowing that connector 23 forms can be flowed wherein, be generated heat by PTC heats 21, heat call wire is flat
Pipe 22 is simultaneously conducted to the purpose that anti-icing fluid plays heating and anti-freezing liquid.
PTC heats 21 is formed including PTC ceramics 211, electrode slice 212, insulation sleeve 213, above and below PTC ceramics 211
Face is provided with electrode slice 212, and the surrounding of PTC ceramics 211 and electrode slice 212 is enclosed with insulation sleeve 213, PTC heating core be powered with
After can generate heat.
Heater assembly retention mechanism 3, including elastic slice 32, elastic slice fixed frame 31, elastic slice fixed frame 31 are installed on heater
2 anteroposterior position of component, elastic slice 32 is installed in elastic slice fixed frame 31 will roll over 2 outside of heater assembly, the elastic force by elastic slice 32
Curved flat tube 22 is clamped with the PTC heats 21 being clipped in flat tube 22, since elastic slice 32 is flexible so when expanding with heat and contract with cold and height
It all can guarantee that internal structure does not loosen when strong vibration.
Elastic slice 32 is by the elastic slice washer 321 that plays a supportive role and 322 structure of reed that can be deformed elastic force under stress
At reed 322 can be ripple type as shown in Figure 5, and what can also be shown such as Fig. 6 stamps out the band bullet come on elastic slice washer 321
The reed 322 of property, the present embodiment is only to illustrate that heater assembly 2 and IGBT pipe 41 is tightly combined by elastic force mode, is prevented
It loosens, other similar changes are all fallen within the scope of protection of the invention.
Controller assemblies 4 include the PCBA board 42 and high-power IGBT pipe 41 of low voltage control unit, the power IGBT
Pipe 41 is installed perpendicular to PCBA board 42, and the radiating surface of IGBT pipe 41 is affixed on the big face of flat tube 22 of heater assembly 2 and passes through
Elastic slice 32 is fixed with flat tube 22 by it, all can guarantee that internal structure is not loosened when expanding with heat and contract with cold with high-strength vibration.
Flat tube 22 can carry out more bendings, and PTC heats 21 is also possible to multiple rows of and is embedded into flat tube 22.
Figure such as 4 shell horizontal directions and vertical direction are both provided with installation position, facilitate Product Level installation and right angle setting,
Be conducive to space utilization in automobile in this way.
PCBA board installation position 311 is provided on elastic slice fixed frame 31 to install for PCBA board 42.
Claims (10)
1. a kind of long-life new-energy automobile PTC liquid electric heater comprising:
It can be from the component fastening arrangement (3) of sandwich heater assembly (2);
The controller assemblies (4) being installed on component fastening arrangement (3);
A set of shell (1) that can accommodate simultaneously heated sealed device assembly (2), component fastening arrangement (3) and controller assemblies (4);
It is characterized by:
The heater assembly (2), including PTC heats (21), flat tube (22), flat tube connector (23);
The component fastening arrangement (3), including elastic slice (32), elastic slice fixed frame (31), the elastic slice fixed frame (31) are pacified respectively
Loaded on the heater assembly (2) anteroposterior position, the elastic slice (32) is installed in elastic slice fixed frame (31) and the heater
On the outside of component (2).
2. a kind of long-life new-energy automobile PTC liquid electric heater according to claim 1, which is characterized in that institute
Stating elastic slice (32) includes elastic slice washer (321) and reed (322).
3. a kind of long-life new-energy automobile PTC liquid electric heater according to claim 1, which is characterized in that institute
Stating PTC heats (21) includes PTC ceramics (211), electrode slice (212), insulation sleeve (213), the PTC ceramics (211)
Top and bottom are provided with electrode slice (212), and the surrounding of the PTC ceramics (211) is enclosed with insulation sleeve (213), the flat tube (22)
Bending 180 degree clamps the PTC heats (21), and flat tube (22) the both ends Inlet and outlet water position is provided with flat tube connector
(23)。
4. a kind of long-life new-energy automobile PTC liquid electric heater according to claim 1, which is characterized in that institute
Stating controller assemblies (4) includes low-voltage control circuit PCBA board (42) and high-power IGBT pipe (41), the power IGBT pipe
(41) it is installed perpendicular to PCBA board (42), the radiating surface of IGBT pipe (41) is affixed on the flat tube (22) of the heater assembly (2)
On big face.
5. a kind of long-life new-energy automobile PTC liquid electric heater according to claim 3, which is characterized in that institute
Roll over can be carried out more by stating PTC heats (21) and can be multiple rows of, described flat tube (22).
6. a kind of long-life new-energy automobile PTC liquid electric heater according to claim 1, which is characterized in that institute
Shell (1) is stated to be made of shell (11) and cap (12).
7. a kind of long-life new-energy automobile PTC liquid electric heater according to claim 6, which is characterized in that institute
It states and is provided with low pressure plug-in unit (113) and high-pressure insert (114) on shell (11), the shell (11) passes through the low pressure plug-in unit
(113) it is connect with the high-pressure insert (114) with the controller assemblies (4).
8. a kind of long-life new-energy automobile PTC liquid electric heater according to claim 6, which is characterized in that institute
It states and is provided on shell (11) paddle hole (115), the flat tube connector (23) of the heater assembly (2) is from paddle hole
(115) it is pierced by.
9. a kind of long-life new-energy automobile PTC liquid electric heater according to claim 1, which is characterized in that institute
It states shell (1) horizontal direction and vertical direction is both provided with installation position (111,112).
10. a kind of long-life new-energy automobile PTC liquid electric heater according to claim 6, which is characterized in that institute
It states cap (12) to be mounted on shell (11), sealing ring (116) is provided between shell (11) and cap (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820341968.4U CN208490007U (en) | 2018-03-13 | 2018-03-13 | A kind of long-life new-energy automobile PTC liquid electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820341968.4U CN208490007U (en) | 2018-03-13 | 2018-03-13 | A kind of long-life new-energy automobile PTC liquid electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208490007U true CN208490007U (en) | 2019-02-12 |
Family
ID=65255298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820341968.4U Expired - Fee Related CN208490007U (en) | 2018-03-13 | 2018-03-13 | A kind of long-life new-energy automobile PTC liquid electric heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208490007U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022211553A1 (en) | 2022-10-27 | 2024-05-02 | Vitesco Technologies GmbH | Temperature control device, temperature control circuit and motor vehicle |
-
2018
- 2018-03-13 CN CN201820341968.4U patent/CN208490007U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022211553A1 (en) | 2022-10-27 | 2024-05-02 | Vitesco Technologies GmbH | Temperature control device, temperature control circuit and motor vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190212 Termination date: 20210313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |