CN201066202Y - Vehicular liquid heater - Google Patents

Vehicular liquid heater Download PDF

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Publication number
CN201066202Y
CN201066202Y CNU2007200519860U CN200720051986U CN201066202Y CN 201066202 Y CN201066202 Y CN 201066202Y CN U2007200519860 U CNU2007200519860 U CN U2007200519860U CN 200720051986 U CN200720051986 U CN 200720051986U CN 201066202 Y CN201066202 Y CN 201066202Y
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China
Prior art keywords
heater according
calandria
plate
automotive fluids
heat
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Expired - Lifetime
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CNU2007200519860U
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Chinese (zh)
Inventor
巫嘉雄
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巫嘉雄
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Priority to CNU2007200519860U priority Critical patent/CN201066202Y/en
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Publication of CN201066202Y publication Critical patent/CN201066202Y/en
Anticipated expiration legal-status Critical
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Abstract

The utility model relates to a vehicle fluid heater, which comprises a heat-exchanging device, and a front end surface and a rear end surface which are used for sealing a heat-exchanging trough, and at least one thin-sheet-typed composite heating body; the electric heating property is formed by a heating board that is an independent monomer and is held by two electrode boards, wherein, the cathode board is bonded to the heat-conducting surface of the heat-exchanging device together with the heating body. The utility model is applied to the water liquid that is used for washing the windshield and the headlight as well as the fuel oil or the lubricant oil, thereby reducing the adhesion and improving the efficiency particularly under the cold condition.

Description

The automotive fluids heater
[technical field]
The utility model relates to a kind of automotive fluids heater, and it is to be used for as cleaning water liquid and the fuel oil or the lube stock etc. of windshield, headlight etc., to lower viscosity and to promote usefulness, particularly under the condition of cold.
[background technology]
In low temperature or geographic area below freezing, when season in severe winter, the viscosity of the fluid in the automobile can reduce its major function, no matter this fluid for the fuel oil of burning usefulness, be used for the lubricating oil of lubricating detail or in order to clean the cleaning fluid of windshield.Be generally the solution cold day and waited demand, and utilized cooperation fluid storage groove, get involved fluid heating system, with the characteristic of lifting fluid under cold conditions, for example engine can comparatively fast start, the warming up time can shorten even can almost remove immediately after having tied thick frost on windshield or the headlight clean.
Several fluid heating systems are arranged in the prior art.Fig. 1 is a kind of affine formula heating system, and its structure comprises a fluid accumulator tank 11, front end and 111 and one outlet 112 of rear end individual configuration one inlet.In fluid storage groove 11, along axial installation one affine formula heating element heater 12, and 111 fluids that enter that enter the mouth certainly can carry out heat exchange with heating element heater 12, and the fluid after the heating then flows out from exporting 112.This kind heater has following technical difficulty, the electrical connection device of one is affine formula heating element heater 12 must seal in order to avoid contact with fluid, its two, the material of element must resist various burn intos and also must use accurate detection device array with control heating opportunity to guarantee safety.
Except aforesaid way, more utilize magnesia to seal the traditional electrical heated filament as heater element for the encapsulation material, and form tabular, pasting in heating tank one side, the fluid that makes its heat conduct to heating tank indirectly to be loaded, but heating wire can disconnect with sealing material because of external force, apply for patent with German DBK company No. 6093909 in the U.S., face and close with majority, PTC inserted and put wherein finish heating unit, be to be advanced design very, but between the in parallel or polyphone between each water route (channels), stopping leak is implemented comparatively difficulty, its structure most hot monomer (radiator) of serving as reasons reclines and closes, have interfacial gap, mutual to each other thermal compensation transmission is sectioned because of the path, is difficult for complementary to each other.
Fig. 2 is another kind of known heating system.In this design, an in-building type heating element heater 14 is to be positioned in the inner chamber 132 of a heat exchange groove 13.Fluid passage 131 forms the some of heat exchange groove 13, provides to be heated fluid river stream, and is positioned at the relative position in inner chamber 132 outsides, so that allow fluid and in-building type heating element heater 14 carry out heat exchange.Insulate with battery lead plate 141 around the in-building type heating element heater 14, and then in the inner chamber 132 of packing into.Heating element heater 14 is to utilize continuing chucking power and being fixed in the inner chamber 132 of producing after inner chamber 132 has the mechanically deform of control.The shortcoming of this kind heating system comprises to be damaged very easily because of thermal stress, and the heating element heater 14 that damages also can't be repaired.If heating element heater 14 lost efficacy, then must change whole heating system, thereby produce unnecessary waste material and increase the environment environmental burden.
Above-mentioned known heating system can't elasticity provide different power selection demands, makes manufacturer have to lay in the heating products of different capacity specification, with the procurement demand of customer in response.This can increase the warehouse cost of manufacturer.In addition, these known heating system design also can't be set up standardized a large amount of fabrication schedule, thereby increase manufacturing cost.
[summary of the invention]
Main purpose of the present utility model is to provide a kind of automotive fluids heater, to promote the effectiveness and the benefit of automotive fluids heating system.
The utility model is achieved in that a kind of automotive fluids heater, and it mainly includes: a heat exchanger, comprise that its outer surface is to be configured to suitable heat transfer surface, and inside goes out fluid thermal exchange groove via the floor standard; The a pair of front/rear end that is used for sealing the heat exchange groove, and form a sealing plate that passes in and out the flow field of heat exchanger in proper order, the joint that one sealing plate conducting fluid advances or goes out; The compound calandria of at least one sheet type, its electric heating character are the independent monomers that is formed and finished in advance by a heating plate that is clipped in the middle by battery lead plate, and wherein negative electrode plate is leading calandria to be combined on the heat transfer surface of heat exchanger.
The utility model uses a kind of parallel surface to the compound calandria of the sheet type that is connected to the heat exchanger heat transfer surface, and the electricity and the hot merit energy that utilize above-mentioned fluid heating system, be passed to fluid with the heat that will produce by compound calandria effectively via the material surface of set heat exchange groove, and make part change easily or repair easily, and allow to select the compound calandria of one or more sheet type to be mounted on the heat exchange groove, to make things convenient for selecting for use or producing of demand power size.
The utility model is in the front and back end of heat exchange groove, by the sealing plate institute end-blocking of tool water conservancy diversion.
The utility model is subjected to the pressure holding of backboard institute in the compound calandria appearance of sheet type, and between backboard one buffer unit is installed.
The utility model directly electrically connects the negative electrode plate and the heat exchange groove of the compound calandria of sheet type, and the heat exchange groove is conducting car body negative pole again, with the electric arc of avoiding taking place being uprushed and being caused by the electric charge of positive electrode plate.
Between calandria of the utility model and the heat exchange groove, but mat gummed stopping leak mode group is upright.
The utility model so that the heating function of self-control to be provided, uses ceramic material can help to strengthen the mechanical strength of heater system assembly for using one to have the pottery of positive temperature coefficient (PTC) or high molecule electric resistance heating plate with as thermal source.
The heat exchanger of the utility model provides the washing fluid heating.
The heat exchanger of the utility model provides fuel oil or lubricating oil heating.
The utility model is in calandria or set electrode slice appearance, is coated with insulating cement, to reach protection against the tide or anti-oxidation function.
Automotive fluids heater provided by the utility model, being used for heating enters the mouth with defrosting or cleaning windshield, headlight or video as washing fluid, and as diesel oil, hydraulic oil, the lubricated molten effect of the viscid oil flow body heat of wet goods, to lower viscosity, or preheating makes the oil plant molecule activation, promote engine usefulness, particularly under the situation of cold.
[description of drawings]
Fig. 1 is the sectional view of a known affinity formula heater.
Fig. 2 is the sectional view of a known in-building type heater.
Fig. 3 is the utility model component parts mode exploded view.
Fig. 4 is positioned at the compound calandria of plural groups sheet type for the utility model the schematic diagram of the method on the heat exchange groove.
Fig. 5 is the stereogram of complete assemblies among Fig. 3.
Fig. 6 is the schematic diagram of one of the utility model component parts program.
Fig. 7 is the schematic diagram of another component parts program of the utility model.
Fig. 8 is the enforcement schematic perspective view of the utility model heating plate.
Fig. 9 is the utility model system embodiment figure.
Figure 10 implements the battery lead plate terminal position for the utility model sealing plate and implements figure.
The component symbol explanation:
10---heating system 11---fluid storage groove 111---inlet
112---outlet 12,14---heating element heater 13---heat exchange groove
3---heat exchanger 131---fluid passage 132---inner chamber
141---battery lead plate 2---calandria 21---heating plate
211,212,213---heating sheet 23---insulation board 30---heat transfer surface
22,24---battery lead plate 220,240---battery lead plate terminal 25---buffer unit
26---seal back plate 31---heat exchange groove 310---fluid passage
32,33---sealing plate 320,330---sealed groove 321,331---locating hole
34,35---fluid coupling 4---force fit plate 41---fixed screw
The recessed groove 50---spacer portion of receiving of 5a, 5b---sealing material 51---
6---screw rod 7---location-plate 70---accommodates the space
8---insulation glue-line 9---pressing plate
[specific embodiment]
Fig. 3 is heating system 10 relation signals, and this system is that a heat exchanger 3 comprises that a level is connected to the compound calandria 2 of sheet type of an interchanger 3 set heat exchange grooves 31.The compound calandria 2 of sheet type utilizes battery lead plate 22 and 24 with electrical conduction to a heating plate 21.A kind of circumscribed electric power switching mechanism can be used to control the start cycle of heating plate, and this cuts shining mechanism is the design of general electric power manual or automatic switch, please hold repeating no more in this.
According to specific application, a coefficient of heat conduction can be used to provide the insulating properties of the compound calandria 2 of sheet type for excellent or bad insulation board 23.This insulation board 23 is to be positioned at the outside of battery lead plate 22 and the inboard of seal back plate 26.
Heating plate 21 can be formed by the sheet monomer that any thermo electric material is made, as heating wire or based on the combined type PTC heating plate of pottery or macromolecule.Use the self-control electric heating relation of PTC heating plate, it is non-parallel control that the heater assembly of the utility model can provide application in addition.Utilize the adjusting electric heating character of PTC heating plate, make the ability that the utlity model has detecting temperature and electric current change, to indicate duty, so that take control measure to reach the best efficiency and the security of heating system.In addition, the mechanical strength and the PTC that use the ptc material of rigidity can strengthen this creation are the mineral material, and the swollen rate that rises of its heat is lower, and combination can get effective precision between the element and be beneficial to.
The compound calandria 2 of sheet type is to be fixed on the heat transfer surface 30 of heat exchange groove 31 of heat exchanger 3 (please cooperate shown in Figure 4), and the heat transfer surface 30 of heat exchange groove 31 is to be configured to provide most contiguous and relative heat transfer area to connect most the compound calandrias 2 of sheet type.Be configured in the quantity of the heat transfer surface 30 on the heat exchange groove 31, then, decide with the heating power performance according to the power demand of application.Therefore, according to client's demand, the compound calandria 2 of the sheet type of different numbers can be selected number combinations to heat exchange groove 31, and does not need the object to the different capacity use, and redesign heat exchanger 3.The method also can improve the manufacturing output of heat exchanger 3.
Please return ginseng Fig. 3, battery lead plate 24 is to lead compound calandria 2 to be positioned at heat transfer surface 30 via gummed, conduct to heat exchange groove 31 with the heat that will take place, battery lead plate 24 is the bufferings that are designed to as electrical contact and stress, acting as of electrically conducting can be with battery lead plate 24 water conservancy diversion negative poles, then this negative electricity can be from interchanger 3 bodies and conducting car body negative electrode, and car body has big electric capacity ability, to avoid the creepage of possibility or jumping.These two functions are by forming on battery lead plate 24 surfaces, by the electrical contact of gummed with strengthening surface, and provide the buffering of the compound calandria 2 of sheet type and 31 various machineries of heat exchange groove and thermal stress, above-mentioned two kinds of functions, must be according to the material physical characteristic decision of battery lead plate 24, or be aided with the thin layer (as glue-line) of other tool heat conduction or macromolecule Jie material of any tool shape, all can according to be buffering, heat conduction or conduction or even form insulation function, generally can take precautions against physical reactions, as thermal deformation and may be moistureproof, anti-oxidant etc.
The one plasticizing elastic buffering mechanism 25 that possesses spring band, macromolecule silicon or other rubber material forms is to be positioned at 26 of the compound calandria 2 of sheet type and seal back plate.The function of this buffer unit 25 is compensation thermal deformations, and discharge may formation on heating plate 21 machinery of following and thermal stress.In addition, so that all parts were engaged to heat exchange groove 31, sealing backboard 26 was to be used for transmitting pressure at combination sheet type compound calandria 2.
Fluid passage 310 is formed in the heat exchange groove 31.Before sealing plate 32 can constitute via plastic material or metal material with back sealing plate 33, and be designed to have the space that fluid is flowed uniquely, and standard goes out aforementioned flow field, and is provided with the locating hole of power supply power terminal position.Fluid coupling 34,35 and sealing plate 32 can be one-body molded.Use the plastic material of low heat conduction coefficient can avoid heat waste and more directly utilize the heat of heating plate 21 generations to add hot fluid, thereby increase the heat rate of system.In addition, the plasticity sealing plate can be used as insulated platform with the terminal jockey of isolated electrode plate guaranteeing insulation, thereby prevent short circuit.When preceding sealing plate 32 is incorporated into heat exchange groove 31 with back sealing plate 33, can form FIFO formula fluid passage in proper order.On the other hand, in the inapplicable application system of plastic material, can use metal material to make sealing plate, fluid coupling then can make separately and the complexed metal plate being connected to fluid hose, and the real relatively terminal of stretching is provided with the locating hole of location and insulation.
To be engaged to heat exchange groove 31 be to finish as the sealing joint material between above-mentioned part with suitable seal or with any crimping mode or gummed etc. with preceding sealing plate 32 and back sealing plate 33.After earlier the rib structure of heat exchange groove 31 being done the mechanical type pressing, lock specially designed rubber seal material 5a, 5b, lock again in the sealed groove 320,330 of sealing plate at last, and sealing plate 32,33 closely is engaged to the opposing end surface of heat exchange groove 31.
Front and back sealing plate 32, relative combining ability between 33, then can draw and reach by the lock of screw rod 6, because sealing material 5a, 5b be a kind of heat-resisting or the insulation elastomeric material such as rubber, body tool plastic deformation force, its cross section has the recessed groove 51 of receiving of relatively hot exchange groove 31 end face structures, can be linked in the end face of heat exchange groove 31, (and according to fluid passage 310 direction demands, and be provided with spacer portion 50 relatively at front seal material 5a, fluid passage 310 can being passed in and out circles round or wear and stream a standard) heat exchange groove 31 end faces systems can embed sealing plate 32,33 groove 320,330, form three contacts, then when sealing plate 32,33 through general gummed, but the elastic strain ability of mat sealing material, equal the stopping leak problem that each assembly rate that rises because of difference is swollen produces of comforting, and if be subjected to external force as index lock pulling force with screw rod 6, sealing plate 32 before and after allowing, 33 form mutually to clamping force, the rigidity effect of indirect heat exchange groove 31, and compressing sealing material 5a, the 5b distortion, its distortion reaction force of mat and forming to each element combination contact-making surface, produce and open pressure, enrich and fill out the gap that cloth may be remaining, and reach effective sealing.
In the application of reality, fluid is from supply pipe one of the fluid coupling 34,35 of flowing through, and exchanges in the fluid passage, flow field 310 of heat exchange groove 31.Once fluid enters heat exchange groove 31, the heat that is produced by calandria 2 promptly can be passed to this fluid via the floor material of heat exchange groove 31.In fluid continuous-flow, or the intermittently staying time, when allowing fluid reach the temperature of expection, all heat exchange action can take place.
After carrying out suitable heat exchange action, the fluid that heated can be forced to flow out heat exchange groove 31 via the joint that is designated as outlet, to reach the purpose of aforementioned heating application, output has the liquid of heat and reaches for example defrosting or clean windshield, headlight, video inlet, as oil plant, then reduce viscosity as diesel oil, hydraulic oil, lubricated wet goods densify fluid, or formation is to the preheating effect of fuel oil such as diesel oil, make the oil gas molecule more active, can explode fast and completing combustion extremely to the greatest extent, promote the engine benefit, or satisfy the benefit lifting of lubricating system and heat radiation oil.
Please consult Fig. 3 again, battery lead plate 24 is bonded together with heat exchange groove 31, and as the negative pole of heating plate 21.Electric current flows out from positive electrode plate 22, through heating plate 21, flow to negative electrode plate, flow to the earth-return circuit of automobile distributing system at last.Because the car body of most of metal frame is all as earth-return circuit, so heat exchange groove 31 is connected to automobile-used earth-return circuit via battery lead plate 24, can be according to the excess charges that provides when holding charges accumulated in the circuit or excursion, to simplify distribution and to promote the security of automobile.
Insulation board 23 is any sheet material with high dielectric radio, is desirable insulating materials.Sheet material can be the alumina plate (AL of heat conduction 2O 3), or the mineral ceramic material, or adiabatic plastic material, or the coefficient of heat conduction is between its any material between the two.
Between this case calandria 2 and exchange groove 31, have at least two kinds of methods to can be used to the compound calandria 2 of sheet type is engaged to the heat transfer surface 30 of heat exchange groove 31.First method is for to be coated on binder on all composition surfaces, and after waiting it to solidify, relevant part can be combined closely.In the binder solidification process, can utilize mechanical external force to press and keep densification, make curing after, between each coupling unit, can keep the combination of the electrical contact of system and mechanicalness.
Fig. 4, Fig. 5 show that second method is to utilize a force fit plate 4 and fixed screw 41 to form mechanical compress on seal back plate 26 to engage.26 of seal back plate are passed to remaining part with compression stress, so that the compound calandria 2 of sheet type closely is engaged to heat exchange groove 31.Only need are loosened the screw a little by commentaries on classics and are removed the convenience that force fit plate 4 can provide easy reparation calandria 2.
Fig. 6 show as above-mentioned composition calandria 2 and heat exchanger 3 relevant between, can select several surfaces that are combined in heat exchanger 3 relatively.Fig. 7 then is the another kind of order of forming heat exchanger 3, and wherein heat exchange groove 31 does not electrically connect with battery lead plate 24, and an extra insulation board 23 is to be placed between battery lead plate 24 and the heat exchange groove 31, is independent of other automobile-used power system to provide.The heat that is produced by calandria then is passed to fluid through extra thus insulation board 23.Automobile for carrying height flammable liquid and gas, and the automobile that a large amount of plastics decorations are housed, this kind wiring method is very important, because this kind compound mode can provide system reliable and safety, and insulation board 23 leads calandria 2 and heat exchange groove 31 to link, its combination is identical, and to adopt any mechanical external force cramping group upright, or by his gummed mode combination, and consider rising-heat contracting-cold problem between each element, then can be between calandria 2 and heat transfer surface 30, implement the cushion of tool heat conduction, as the glue-line interface or get involved other flexible member etc.
In addition, as shown in Figure 8, the location-plate that is made of insulating materials such as pottery or plastics can be used to electrically isolated, and this kind compound mode can be by the thermodynamic barrier quantity between reducing from the heat exchange structure to the fluid, and further strengthens the heat rate of fluid.
Heating plate 21 may adopt most PTC heating sheet 211,212,213 flaky materials to constitute, its mode that constitutes plate body can be by the dress of deciding of a location-plate 7, location-plate 7 is provided with and accommodates space 70 and PTC heating is provided monomer is ccontaining and form strip heating plate 21 in the array mode, its fixed dress of mat is arranged, can specifically form outside the heating plate 21, more can reach peripheral insulation purpose, and the width volume of mat location-plate 7 peripheries at interval, can increase the creepage or jumping electrical distance of taking precautions against between the battery lead plate 22,24, refer under the situation of electric current shakiness.
Please consult shown in Figure 9 again, calandria 2 is with gummed mode and heat exchanger 31 combinations, has positive/negative plate 22,24, and winding conducting heat exchange groove 31 by any way, wherein negative electrode plate 24 directly and heat exchange groove 31 conducting ground connection negative poles, and heat exchange groove 31 bodies are metal material tool electric conductivity, and with negative electrode again conducting in car body ground connection negative pole, therefore if positive electricity has burst current, held in a large number by car body ground connection negative pole and receive, and avoid jumping electric spark.
Anode electrode plate 22 appearances of calandria 2 are made as exposed shape, table is implemented insulation glue-line 8 thereon, with avoid outside get an electric shock or with other ancillary equipment short circuit, the heating system of finishing 10 is being used the scene, can make peripheral secondary by other external packing body (not showing on the figure) box body as plastic housing etc. and go along with sb. to guard him, this maintenance of mat can prevent the entire system heat waste again.Exposed positive electrode plate 22 is because of carrying on the back outer only coating insulation glue-line 8, glue-line 8 is the very low material of a mechanical force, then positive electrode plate 22 is because of the stress of thermal physical characteristic distortion, but free deformation then, because calandria 2 is upright for the gummed group, so its deformation force still traction of reason gummed power and maintenance combining structure power, guarantee that system architecture is complete, and utilize the mode of covering glue, can reach moistureproof or anti-oxidant purpose.
At heat exchanger 31 front and back end portses, by 32,33 end-blockings of sealing plate, sealing plate 32,33 can adopt different materials because of the special permission condition, one must have insulating properties, and its two mechanical strength that satisfies for tool could the pressing end-blocking, wherein if material is softer or easy crisp weak person, then in the outer face, auxiliary have pressing plate 9 to set off planar pressure force, and the song that lowers sealing plate becomes the resistance load, guarantees the structural safety of sealing plate.
Pressing plate 9 produces the closing force to sealing plate 32,33 relatively hot interchangers 31 end faces via the lock pulling force amount of the screw rod 6 of screw rod 6.
Above-mentioned interlocking by screw rod 6 is implemented, and identical maintenance or the hyperphoric part of providing is convenient.
Please consult shown in Figure 10 again, in 220,240 groups of upright positions of sealing plate 32,33 comparative electrode plate terminals, respectively be provided with locating hole 321,331, pass the location for terminal 220,240, being beneficial to the upright mechanicalness of electrical isolation and group puts forth effort surely, and the accurate location of mat, and the convenient extra corresponding electric power connection-peg conduction electric power of pegging graft.

Claims (20)

1. automotive fluids heater is characterized in that it mainly includes:
One heat exchanger comprises that its outer surface is to be configured to suitable heat transfer surface, and inside goes out fluid thermal exchange groove via the floor standard;
The a pair of front/rear end that is used for sealing the heat exchange groove, and form a sealing plate that passes in and out the flow field of heat exchanger in proper order, the joint that one sealing plate conducting fluid advances or goes out;
The compound calandria of at least one sheet type, its electric heating character are the independent monomers that is formed and finished in advance by a heating plate that is clipped in the middle by battery lead plate, and wherein negative electrode plate is leading calandria to be combined on the heat transfer surface of heat exchanger.
2. the automotive fluids heater according to claim 1, the outer surface that it is characterized by heat exchanger are to be configured to a plurality of vicinities and relative heat transfer surface, to engage more than one calandria to form different capacity.
3. the automotive fluids heater according to claim 1 is characterized by between each element of calandria and heat exchanger to link in the gummed mode.
4. the automotive fluids heater according to claim 3, the colloid that it is characterized by gummed is an insulating heat-conductive glue.
5. the automotive fluids heater according to claim 3, the colloid that it is characterized by gummed is an electrically and thermally conductive adhesive.
6. the automotive fluids heater according to claim 1 is characterized by this calandria outward surface and comprises set positive electrode appearance and be coated with the insulation glue-line.
7. the automotive fluids heater according to claim 1 is characterized by between calandria and the heat exchanger, is to press calandria to connect heat exchanger by backboard lock.
8. the automotive fluids heater according to claim 7 is characterized by between calandria and backboard, is provided with the insulation board of an aluminium oxide or high dielectric medium.
9. the automotive fluids heater according to claim 7 is characterized by between calandria and heat exchanger, and the insulation board of aluminium oxide or high dielectric medium is arranged at interval.
10. the automotive fluids heater according to claim 7 is characterized by the set positive electricity battery lead plate of calandria between calandria and backboard, and this battery lead plate is an elastically deformable.
11. the automotive fluids heater according to claim 7 is characterized by between backboard and the heat-exchanger surface, getting involved has at least one elastic buffer body clamping connection heater.
12. the automotive fluids heater according to claim 1, it is characterized by calandria and be via negative electrode and heat exchanger appearance directly engage and conducting electrical, and negative electrode or heat exchange groove all can be connected with the earth-return circuit in the automobile-used distributing system.
13. the automotive fluids heater according to claim 1, it is characterized by sealing plate is to comprise that by having low heat conduction coefficient the plastic material of the insulation of ceramic material constitutes, and the comparative electrode plate extends terminal position, is provided with the terminal position hole.
14. the automotive fluids heater according to claim 1 is characterized by sealing plate and be made of metal material, comparative electrode board terminal protuberance is provided with the insulated terminal locating hole.
15. the automotive fluids heater according to claim 1 is characterized by heating plate and is one and have the ceramic resistor material (PTC) of positive temperature coefficient.
16. the automotive fluids heater according to claim 1 is characterized by heating plate and is one and have the macromolecule plasticity resistance material of electric heating effect.
17. the automotive fluids heater according to claim 1 is characterized by heating plate and is one and have the heating wire of electric heating character.
18. the automotive fluids heater according to claim 1 is characterized by in sealing plate end face appearance, auxiliary is fitted with mechanical pressing plate, is in order to seal back plate pressing and the cross-over connection end face to the heat exchange groove.
19. the automotive fluids heater according to claim 1 is characterized by the sealing plate cross-over connection between the heat exchanger end face, links for adopting gummed.
20. the automotive fluids heater according to claim 1 is characterized by between the end face and sealing plate of heat exchange groove, locks elastic gum sealing material.
CNU2007200519860U 2007-05-29 2007-05-29 Vehicular liquid heater Expired - Lifetime CN201066202Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200519860U CN201066202Y (en) 2007-05-29 2007-05-29 Vehicular liquid heater

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Application Number Priority Date Filing Date Title
CNU2007200519860U CN201066202Y (en) 2007-05-29 2007-05-29 Vehicular liquid heater

Publications (1)

Publication Number Publication Date
CN201066202Y true CN201066202Y (en) 2008-05-28

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103423871A (en) * 2012-05-25 2013-12-04 比亚迪股份有限公司 Electric heater, shell of electric heater, and electric vehicle
TWI623716B (en) * 2016-04-25 2018-05-11 Wu Jia Xiong Culvert fluid heater
CN108156673A (en) * 2016-12-06 2018-06-12 埃贝赫卡腾有限两合公司 Electric heater unit
CN110291344A (en) * 2017-03-23 2019-09-27 韦巴斯托股份公司 Electric heating equipment
CN110301164A (en) * 2017-02-14 2019-10-01 法雷奥热系统公司 The electrical connection interface of electric heater unit for motor vehicles

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103423871A (en) * 2012-05-25 2013-12-04 比亚迪股份有限公司 Electric heater, shell of electric heater, and electric vehicle
CN103423871B (en) * 2012-05-25 2015-08-26 比亚迪股份有限公司 A kind of housing of electric heater unit, electric heater unit and electric motor car
TWI623716B (en) * 2016-04-25 2018-05-11 Wu Jia Xiong Culvert fluid heater
CN108156673A (en) * 2016-12-06 2018-06-12 埃贝赫卡腾有限两合公司 Electric heater unit
US10775077B2 (en) 2016-12-06 2020-09-15 Eberspächer Catem Gmbh & Co. Kg Electric heating device
CN108156673B (en) * 2016-12-06 2020-10-27 埃贝赫卡腾有限两合公司 Electric heating device
US11035589B2 (en) 2016-12-06 2021-06-15 Eberspächer Catem Gmbh & Co. Kg Electric heating device
CN110301164A (en) * 2017-02-14 2019-10-01 法雷奥热系统公司 The electrical connection interface of electric heater unit for motor vehicles
CN110291344A (en) * 2017-03-23 2019-09-27 韦巴斯托股份公司 Electric heating equipment

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