CN202488780U - PTC (positive temperature coefficient) electric heater for electric automobile air-conditioning system - Google Patents
PTC (positive temperature coefficient) electric heater for electric automobile air-conditioning system Download PDFInfo
- Publication number
- CN202488780U CN202488780U CN2012201006533U CN201220100653U CN202488780U CN 202488780 U CN202488780 U CN 202488780U CN 2012201006533 U CN2012201006533 U CN 2012201006533U CN 201220100653 U CN201220100653 U CN 201220100653U CN 202488780 U CN202488780 U CN 202488780U
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- ptc
- framework
- electric heater
- controller
- ptc heating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
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- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model relates to a PTC (positive temperature coefficient) electric heater for an electric automobile air-conditioning system. A silicone rubber buckling type side frame is arranged on the periphery of each electrode slice, the internal space of each side frame is equally divided and isolated by silicone rubber strips, a PTC heating chip is positioned in each isolated region, and the side frames of the two electrode slices are buckled; a plurality of groups of PTC heating plates and radiating fins are alternately arranged in a frame body, and the PTC heating plates are electrically insulated with the radiating fins through heat-conducting silica gel protective films; a cushion plate is arranged on the inner side of the frame body, and a leaf spring for playing a damping role is arranged between the frame body and the cushion plate; a controller is positioned in a housing, and a ventilation hole is formed in the housing; one end of a terminal block is electrically connected with the electrode slices on the PTC heating plates, the other end of the terminal block is connected with the controller through an electrode circuit board, and the terminal block is mounted on the frame body; and one end of a plug-in connector penetrates through the housing and is connected with the controller, and the controller is used for controlling the power of the electric heater. The PTC electric heater disclosed by the utility model has the characteristics of reliable mechanical structure, durable and environment-friendly material, high heating speed, strong heat radiation capability, and safe and stable work.
Description
Technical field
The utility model belongs to electric heater device, is specifically related to a kind of electric automobile air-conditioning system and uses the PTC electric heater.
Background technology
Improve constantly along with what the energy-conserving and environment-protective of society required, electric automobile becomes the developing direction of Hyundai Motor industrial technology.The change of dynamical system causes the heating system of traditional fuel oil type automobile: comprise and utilize engine exhaust heat, independent fuel oil thermal source is set all will no longer be applicable to electric automobile.Existing P TC electric heater adopts mode such as gluing, soldering to connect PTC heating plate and radiating fin usually, and operation is numerous and diverse, uses noxious substances such as adhesive simultaneously, can't satisfy environmental requirement, and uses that adhesive is not quick detachable to be reprocessed.The utility model is intended to for electric automobile provides efficient, stable electric heater, solves the heating problem of electric automobile.
The utility model content
The purpose of the utility model is to provide a kind of electric automobile air-conditioning system to use the PTC electric heater, and it has, and mechanical structure is reliable, the durable environmental protection of material, programming rate is fast, heat-sinking capability is strong and work safety is stable characteristics.
A kind of electric automobile air-conditioning system that the utility model provides is used the PTC electric heater, it is characterized in that, this electric heater comprises heater framework, PTC heating plate, radiating fin, plug connector and controller;
The periphery of electrode slice is a silicon rubber buckle-type frame, and this frame inner space is by silicon rubber bar five equilibrium and isolation, and the PTC heating chip is positioned at each zone that isolates, and the frame of two plate electrode sheets fastens, and electrode slice and PTC heating chip constitute the PTC heating plate jointly;
Many group PTC heating plates and radiating fin alternately are emitted in the framework, and the PTC heating plate is through heat-conducting insulation material heat conductive silica gel diaphragm and radiating fin electric insulation; The inboard of framework is provided with backing plate, has been provided with the spring leaf of cushioning effect between framework and the backing plate;
Controller is positioned at housing, and housing is provided with ventilation hole; End row's a end is electrically connected with the electrode slice on the PTC heating plate, and the other end is connected with controller through the electrode wiring board, and end row be installed on the framework; One end of plug connector passes housing and is connected with controller, and controller is used to control the power of electric heater.
The utility model has the advantages that: 1, utilize framework to compress inner each module, make the reinforcement of the dismantled and assembled property of product, and avoided the pollution of conventional binders with certain intensity; 2, realize being connected of PTC heating chip and radiating fin through spring leaf, have tension force in the framework, can adapt to exterior vibration and internal heat automatically and expand, maintenance good electrical contact, raising resistance to overturning and heat-sinking capability; 3, the framework design has excellent mechanical intensity, can tackle the environment that car body jolts; 4, be designed with air vent hole on the controller, controller place air circulation strengthened, can avoid that circuit Yin Wendu is too high to be burnt out, prolong the circuit board life-span and strengthen job stability through air vent hole; 5, utilize normal pulsed width modulated (PWM) mode to control the power of electric heater, make the heater more stable work reliable.
Description of drawings
Fig. 1 is the structure chart of the utility model;
Fig. 2 cuts open figure on the heater;
Fig. 3 is the heater sectional side view;
Fig. 4 is a water droplet ripple type radiating fin sketch map;
Fig. 5 is a steel disc compression type encapsulation sketch map;
Label declaration among the figure: 1-plug connector; The 2-housing; The 3-controller; The 4-fixed screw; 5-electrode wiring board; 6-holds row; The 7-framework; 8-heat conductive silica gel diaphragm; The 9-backing plate; The 10-heating plate; The 11-radiating fin; The 12-spring leaf; The 13-ventilation hole; 14-screw installing hole; The 15-elastic steel sheet; The 16-side frame; The 17-connection bearing
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 1, the PTC electric heater of the utility model comprises heater framework 7, PTC heating plate 10, radiating fin 11, plug connector 1 and controller;
Said framework 7 is processed by heat-resistant engineering plastic; The frame structure that profile adapts for the electric automobile size is made up of two frame butt joints that can fasten each other, is designed with many evenly distributed spokes in the both sides of framework 7; Pulling force is provided, improves the mechanical strength of framework.
Many group PTC heating plates 10 alternately are emitted in the framework 7 with radiating fin 11, and PTC heating plate 10 is through heat-conducting insulation material heat conductive silica gel diaphragm and the complete electric insulation of radiating fin.The inboard of framework 7 is provided with backing plate 9, has been provided with the spring leaf 12 of cushioning effect between framework 7 and the backing plate 9, and cushioning effect is played in the vibrations between backing plate 9 and the framework 7, realizes stable connection the between PTC heating plate and the radiating fin.
Spoke on the framework 7 and radiating fin 11 contact portions are designed with trapezoidal convexity, and radiating fin 11 is realized auxiliary limit function.
As shown in Figure 2; Controller 3 is positioned at housing 2, and housing is provided with ventilation hole 13 in both sides about in the of 2, can introduce air-flow through ventilation hole 13; Realize the circulation of controller interior circuit board surrounding air through ventilation hole, to reach when the circuit working in time the purpose of heat radiation rapidly.Also can be connected to ventilating fan air port place through custom-designed air pipe slave controller, or air pipe also can by high temperature resistant wireway replace, realize that air circulation flows in the housing.
For improving radiating efficiency, use copper, aluminium or their alloy system water droplet ripple type radiating fin and realize heat radiation, to produce for convenient, also available sinusoidal waveform of these parts or rectangle radiating fin replace, but not as water droplet ripple type good heat dissipation effect.
In the utility model, the also available steel disc compression type of framework structural design replaces, and is as shown in Figure 5; The elastic steel sheet 15 (normal condition is an arc, and curvature is regulated between 0.2～2 according to the steel disc DE) that utilizes high-elastic alloy or have specific elastic force is interconnected with side frame 16 through top two connection bearings 17, with heating plate and radiating fin marshalling; Backing plate and spring leaf are placed in the outside; The side frame groove of fixedly packing into utilizes elastic steel sheet 15 that it is compressed then, fixes spring leaf and backing plate; Again downside is designed with the adapt end row 6 of fastening structure of steel disc and is connected, fix at screw hole 14 places with fixed screw with it.
Those skilled in the art will readily understand; The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection range of the utility model.
Claims (5)
1. an electric automobile air-conditioning system is used the PTC electric heater, it is characterized in that, this electric heater comprises heater framework, PTC heating plate, radiating fin, plug connector and controller;
The periphery of electrode slice is a silicon rubber buckle-type frame, and this frame inner space is by silicon rubber bar five equilibrium and isolation, and the PTC heating chip is positioned at each zone that isolates, and the frame of two plate electrode sheets fastens, and electrode slice and PTC heating chip constitute the PTC heating plate jointly;
Many group PTC heating plates and radiating fin alternately are emitted in the framework, and the PTC heating plate is through heat-conducting insulation material heat conductive silica gel diaphragm and radiating fin electric insulation; The inboard of framework is provided with backing plate, has been provided with the spring leaf of cushioning effect between framework and the backing plate;
Controller is positioned at housing, and housing is provided with ventilation hole; End row's a end is electrically connected with the electrode slice on the PTC heating plate, and the other end is connected with controller through the electrode wiring board, and end row be installed on the framework; One end of plug connector passes housing and is connected with controller, and controller is used to control the power of electric heater.
2. electric automobile air-conditioning system according to claim 1 is used the PTC electric heater; It is characterized in that; Said framework is processed by heat-resistant engineering plastic; The frame structure that profile adapts for the electric automobile size is made up of two frame butt joints that can fasten each other, is designed with many evenly distributed spokes in the both sides of framework.
3. electric automobile air-conditioning system according to claim 1 and 2 is used the PTC electric heater, it is characterized in that, the louvre of radiating fin is shaped as the water droplet ripple type.
4. electric automobile air-conditioning system according to claim 2 is used the PTC electric heater, it is characterized in that, the spoke of framework and radiating fin contact portion are designed with trapezoidal convexity, and radiating fin is realized auxiliary limit function.
5. electric automobile air-conditioning system according to claim 1 is used the PTC electric heater, it is characterized in that, framework is a steel disc compression type structure, by the elastic steel sheet that has radian through the top connection bearing and side frame is interconnected constitutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201006533U CN202488780U (en) | 2012-03-16 | 2012-03-16 | PTC (positive temperature coefficient) electric heater for electric automobile air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201006533U CN202488780U (en) | 2012-03-16 | 2012-03-16 | PTC (positive temperature coefficient) electric heater for electric automobile air-conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202488780U true CN202488780U (en) | 2012-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201006533U Expired - Lifetime CN202488780U (en) | 2012-03-16 | 2012-03-16 | PTC (positive temperature coefficient) electric heater for electric automobile air-conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202488780U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102647814A (en) * | 2012-03-16 | 2012-08-22 | 河北宏业永盛汽车加热器股份有限公司 | Positive temperature coefficient (PTC) electric heater for electric automobile air-conditioning system |
| CN107791788A (en) * | 2016-09-06 | 2018-03-13 | 马勒国际公司 | Electric heating equipment |
| CN107791786A (en) * | 2016-09-06 | 2018-03-13 | 马勒国际公司 | Electric heating equipment |
| CN107791787A (en) * | 2016-09-06 | 2018-03-13 | 马勒国际公司 | Electric heating equipment |
| CN113473654A (en) * | 2021-06-23 | 2021-10-01 | 江苏科技大学 | PTC air heating heater for electric automobile and assembly method thereof |
-
2012
- 2012-03-16 CN CN2012201006533U patent/CN202488780U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102647814A (en) * | 2012-03-16 | 2012-08-22 | 河北宏业永盛汽车加热器股份有限公司 | Positive temperature coefficient (PTC) electric heater for electric automobile air-conditioning system |
| CN102647814B (en) * | 2012-03-16 | 2014-03-26 | 河北宏业永盛汽车加热器股份有限公司 | Positive temperature coefficient (PTC) electric heater for electric automobile air-conditioning system |
| CN107791788A (en) * | 2016-09-06 | 2018-03-13 | 马勒国际公司 | Electric heating equipment |
| CN107791786A (en) * | 2016-09-06 | 2018-03-13 | 马勒国际公司 | Electric heating equipment |
| CN107791787A (en) * | 2016-09-06 | 2018-03-13 | 马勒国际公司 | Electric heating equipment |
| CN107791787B (en) * | 2016-09-06 | 2022-06-10 | 马勒国际公司 | Electric heating device |
| CN107791786B (en) * | 2016-09-06 | 2022-06-10 | 马勒国际公司 | Electric heating device |
| CN107791788B (en) * | 2016-09-06 | 2022-06-10 | 马勒国际公司 | Electric heating device |
| CN113473654A (en) * | 2021-06-23 | 2021-10-01 | 江苏科技大学 | PTC air heating heater for electric automobile and assembly method thereof |
| CN113473654B (en) * | 2021-06-23 | 2024-05-24 | 江苏科技大学 | PTC air heating heater for electric automobile and assembly method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |