CN102019866B - There is the heat exchanger of thermoelectric element - Google Patents

There is the heat exchanger of thermoelectric element Download PDF

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Publication number
CN102019866B
CN102019866B CN201010182883.4A CN201010182883A CN102019866B CN 102019866 B CN102019866 B CN 102019866B CN 201010182883 A CN201010182883 A CN 201010182883A CN 102019866 B CN102019866 B CN 102019866B
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CN
China
Prior art keywords
thermoelectric element
air
fin
housing
port
Prior art date
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Active
Application number
CN201010182883.4A
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Chinese (zh)
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CN102019866A (en
Inventor
朴丈秀
吴万周
田德财
郑旭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hyundai Motor Co
KB Autotech Co Ltd
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Hyundai Motor Co
KB Autotech Co Ltd
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Publication of CN102019866A publication Critical patent/CN102019866A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00321Heat exchangers for air-conditioning devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B21/00Machines, plants or systems, using electric or magnetic effects
    • F25B21/02Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00271HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • B60H1/00285HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit for vehicle seats
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00507Details, e.g. mounting arrangements, desaeration devices
    • B60H1/00514Details of air conditioning housings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00507Details, e.g. mounting arrangements, desaeration devices
    • B60H1/00557Details of ducts or cables
    • B60H1/00564Details of ducts or cables of air ducts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/56Heating or ventilating devices
    • B60N2/5607Heating or ventilating devices characterised by convection
    • B60N2/5621Heating or ventilating devices characterised by convection by air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/56Heating or ventilating devices
    • B60N2/5607Heating or ventilating devices characterised by convection
    • B60N2/5621Heating or ventilating devices characterised by convection by air
    • B60N2/5657Heating or ventilating devices characterised by convection by air blown towards the seat surface
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/56Heating or ventilating devices
    • B60N2/5678Heating or ventilating devices characterised by electrical systems
    • B60N2/5692Refrigerating means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/22Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
    • B60H2001/2268Constructional features
    • B60H2001/2275Thermoelectric converters for generating electrical energy

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)

Abstract

A kind of heat exchanger with thermoelectric element, may include that housing, described housing includes inhalation port, seat entrance and discharge port, air is introduced in described housing by described inhalation port from outside, described seat entrance supplies air to seat, and the described air that a part is introduced into from outside is discharged to the outside from described housing by described discharge port;Blower unit, described blower unit is arranged on the inside of described housing, and is run by the first motor, thus the described air being incorporated in described housing by described inhalation port is supplied to by described seat entrance the outside of described housing;And thermoelectric element, described thermoelectric element is arranged between described inhalation port and described seat entrance, and carries out computer heating control to the air being incorporated in described housing by described inhalation port.

Description

There is the heat exchanger of thermoelectric element
With Cross-Reference to Related Applications
This application claims the korean patent application submitted on September 17th, 2009 The priority of No. 10-2009-0088214, the full content of above-mentioned application is hereby incorporated by for this The all purposes quoted.
Technical field
The present invention relates to a kind of heat exchanger with thermoelectric element, more specifically it relates to so A kind of heat exchanger, wherein make thermoelectric element unit and air blast that heat exchange can carry out It is integrally provided.
Background technology
Generally, vehicle is equipped with the air-conditioning system including cooler and heater.Described air-conditioning system System is for controlling the temperature of vehicle interior.
But, described air-conditioning system does not have the function of the temperature of control seat.In summer, Even if the temperature that the user being sitting on seat reduces vehicle interior by manipulation cooler Degree, seat also can only relatively slowly cool down.Additionally, user may be due to body Body heat content and buttocks and the back easily perspired suffer from prickly heat.
In winter, even if the user being sitting on seat is improve by manipulation heater The temperature of vehicle interior, seat still can keep the long period before heater makes air warm Low-temperature condition.Therefore, user may feel cold or ice-cold of buttocks or back.
Therefore, recently, the special heating of a kind of seat and cooling system are proposed further, It is designed to control the temperature of seat.The example of the heating of this seat and cooling system will be logical Cross and illustrate with reference to Fig. 1.
Described seat heating and cooling system are arranged on below seat, described seat Including backrest and take a seat part.Described heating and cooling system include: the first pipeline 2, itself and institute State backrest to be connected;Second pipe 4, it is connected with the described part that takes a seat;And air blast 1, its Blow air in pipeline 2 and 4.Thermoelectric element housing 3 and 5 is respectively coupled to pipeline 2 With on the front end of 4, and thermoelectric element unit (not shown) is separately mounted to thermoelectric element shell The inside of body 3 and 5.
Thermoelectric element housing 3 has two air outlet slit 3a and 3b.Air outlet slit 3a for Seat is fed past the air that thermoelectric element unit has been heated or cooled, air outlet slit 3b for from Air discharged by vehicle.Thermoelectric element housing 5 also has two air outlet slit 5a and 5b, they Function is substantially identical with the function of the two of thermoelectric element housing 3 air outlet slits.
When thermoelectric element is for when heating the air being fed in seat, air exists The side of described thermoelectric element is heated, but cooled at the opposite side of described thermoelectric element.From And, need from vehicle, discharge chilled air.For this purpose it is proposed, described thermoelectric element housing Both had for supplying air to air outlet slit 3a or 5a in seat, also had from vehicle Discharge outlet 3b and 5b of air.Additionally, outlet 5b is connected with discharge line 6, this pipe Road 6 is communicated to the outside of vehicle.
But, because the thermoelectric element of cooling or heating air lays respectively at the front end of each pipeline, So needing more thermoelectricity in the seat heating and cooling system of above-mentioned correlation technique Element.Therefore, the expensive heat being positioned on multiple positions of described seat heating and cooling system Electric device improves the price of this system, makes it difficult to install this system simultaneously.
Furthermore, it is necessary to supply voltage makes described thermoelectric element be operated.Seat in association area In chair heating and cooling system, this makes to become complicated for the power line of thermoelectric element, and Reduce the degrees of freedom of design.
The information being disclosed in this background section is merely intended to deepen the general background to the present invention The understanding of technology, and be not construed as recognizing or imply this information structure in any form Prior art known to those skilled in the art.
Content of the invention
Various aspects of the invention relate to providing a kind of heat exchanger with thermoelectric element, its with Air blast is installed integratedly, rather than is individually mounted at a pipeline being communicated to seat On, thus production cost can be minimized, the structure of described pipeline can be simplified, and The heating of seat and cooling system may be easy to install.
In one aspect of the invention, described heat exchanger may include that housing, described Housing includes inhalation port, seat entrance and discharge port, and air is by described inhalation port Be introduced in from outside described housing, described seat entrance to seat supply air, one The described air that part is introduced into from outside is discharged to from described housing by described discharge port Outside;Blower unit, described blower unit is arranged on the inside of described housing, and leads to Cross the first motor and run, thus the institute being incorporated in described housing by described inhalation port State air and be supplied to the outside of described housing by described seat entrance;And thermoelectric element, described Thermoelectric element is arranged between described inhalation port and described seat entrance, and to by described Inhalation port is incorporated into the air in described housing and carries out computer heating control (heat-control).
Described thermoelectric element described inhalation port can be separated into upper flow channel and lower flowing is led to Road, and wherein said blower unit is arranged in described upper flow channel, described outlet side Interruption-forming is in described lower channel of flow.
Described heat exchanger can also include: the first fin, and it is connected to described thermoelectric element Upper surface, and be arranged in described upper flow channel;With the second fin, it is connected to The lower surface of described thermoelectric element, and be arranged in described lower channel of flow, thus described One fin is connected with described inhalation port and described seat entrance, described second fin and institute State inhalation port and described discharge port is connected.
Described heat exchanger can also include the fan unit being arranged in described discharge port, its Described in fan unit by described discharge port, air discharged described housing, described air leads to Described second fin crossing described thermoelectric element carries out computer heating control, wherein said fan unit Driven by the rotary shaft of described first motor driving described blower unit, and wherein said Thermoelectric element has hole, and described rotary shaft is extended by this hole and connects with described fan unit Connect.
The described fan unit being arranged in described discharge port can be driven by the second motor.
Described housing can include upper shell, middle casing and lower house, wherein said upper shell Associated with one another with described middle casing to limit the first space and described seat entrance, described air blast Machine unit is arranged on described first interior volume, wherein said middle casing and described lower house that This is connected to limit second space and described inhalation port, and described thermoelectric element is arranged on described Two interior volume, and wherein said discharge port is formed at the lower casing below described thermoelectric element In body.
Described heat exchanger can also include being arranged between described middle casing and described lower house The first partitioned film, thus respectively define upper hole and the formation forming described upper flow channel The lower opening of described lower channel of flow, wherein said first partitioned film prevents two parts air each other Mixing, a portion air is incorporated into described second by the described upper hole of described inhalation port In space and carry out computer heating control by described first fin of described thermoelectric element, another Partial air is incorporated in described second space by the described lower opening of described inhalation port and is led to Described second fin crossing described thermoelectric element carries out computer heating control.
Described thermoelectric element unit includes thermoelectric element, and described first partitioned film is from described thermoelectricity Element extends out to form described upper hole and described lower opening.
Described heat exchanger can also include being divided into described second space upper output port and under defeated Going out the second partitioned film of port, wherein said upper output port receives and is dispelled the heat by described first Piece carries out the air of computer heating control, and described lower output port receives to be entered by described second fin The air of row computer heating control.
Described second partitioned film can extend out described defeated to be formed from described thermoelectric element Go out port and described lower output port.
Described blower unit can include multi-blade type (Sirocco) fan, and is arranged on institute Stating the described fan unit in discharge port and including axial fan, wherein said seat entrance includes At least two seat entrance and extension in the tangential direction of the circumference of described housing.
In a still further aspect thereof, heat exchanger may include that upper shell;Middle casing, Wherein said upper shell and described middle casing is associated with one another enters to limit the first space and seat Mouthful, blower unit is arranged on described first interior volume;Lower house, wherein said middle case Body and described lower house are associated with one another to limit second space and inhalation port, and thermoelectric element is installed Inside described second space, and wherein said lower house limits discharge port, wind wherein Fan is arranged in described discharge port;And partitioned film, described partitioned film be arranged on described in Between between housing and described lower house, thus described inhalation port is divided into upper hole and lower opening, its Described in partitioned film prevent two parts air from mixing each other, a portion air introduce And carrying out computer heating control by described thermoelectric element in described second space, another part is empty Gas is incorporated in described second space and carries out computer heating control by described thermoelectric element, thus Passing through described seat by the air that described upper hole introduces after described thermoelectric element generation heat exchange Chair entrance is supplied to seat, and thus the air that introduced by described discharge port with It is discharged to the outside by described lower opening after described thermoelectric element generation heat exchange.
In the heating and cooling system of association area, before thermoelectric element housing is arranged on pipeline Hold, and thermoelectric element is the inside being separately arranged at housing.On the contrary, according to the present invention Exemplary embodiment, the heat exchanger with thermoelectric element has the advantage of simple in construction, Wherein for heating and cooling down the thermoelectric element of air and air blast is integrally provided, described air Heating for seat and cooling system will be fed into.Further, in the related art, Each pipeline is separately provided to discharge air from vehicle, and these air are not from described pipeline Supply is to seat.On the contrary, according to various aspects of the invention, there is the heat friendship of thermoelectric element Parallel operation has only to a pipeline for discharging air, and this pipeline does not supply to seat.As a result, This contributes to the assembling of system and reduces production cost.
Additionally, according to various aspects of the invention, described heat exchanger can improve seat The degrees of freedom of internal design, because thermoelectric element provides the electric wire of voltage to be simplified.
By include in this paper accompanying drawing and subsequently together with accompanying drawing for some of the present invention is described The detailed description of the invention of principle, the further feature that methods and apparatus of the present invention is had and advantage Will be clear from or more specifically be illustrated.
Brief description
Fig. 1 shows the seat heating of association area and the stereogram of cooling system.
Fig. 2 shows the vertical of the exemplary thermal interchanger with thermoelectric element according to the present invention Body figure.
Fig. 3 is the stereogram of the exemplary thermal interchanger in the Fig. 2 observing from different perspectives.
Fig. 4 is the fractionation stereogram of the heat exchanger in Fig. 3.
Fig. 5 is the viewgraph of cross-section obtaining along the line A-A in Fig. 3.
It should be understood that accompanying drawing presents the certain of each feature of elaboration its general principles The simplification of degree represents, thus be not necessarily drawn to scale.Invention disclosed herein Specific design feature, including such as specific dimensions, orientation, position and shape, by part Ground is by specifically intended application and uses environment to be determined.
In the accompanying drawings, reference represent in whole several accompanying drawings the identical of the present invention or The part of equivalence.
Detailed description of the invention
Reference will be made in detail now each embodiment of the present invention, the example of these embodiments It is shown in the accompanying drawings and be described as follows.Although the present invention will combine with exemplary embodiment It is described, it will be appreciated that this specification is not intended to limit the invention to those Exemplary embodiment.On the contrary, it is contemplated that not only cover these exemplary embodiment, And cover and can be included within the spirit and scope of the present invention defined by the claims Various selection forms, modification, the equivalent form of value and other embodiments.
First, it should with reference to accompanying drawing, wherein identical attached used in all different figures Figure mark and symbol are used for indicating same or analogous parts.In the following description of the present invention, May be such that subject of the present invention in conjunction with known function in this and being described in detail in of parts To be omitted when very unclear.
Fig. 2 shows the exemplary reality of the heat exchanger with thermoelectric element according to the present invention Executing the stereogram of scheme, Fig. 3 is the solid of the heat exchanger in the Fig. 2 observing from different perspectives Figure, Fig. 4 is the fractionation stereogram of the heat exchanger of Fig. 3, and Fig. 5 is along the line A-A in Fig. 3 The viewgraph of cross-section obtaining.
Referring to figs. 2 to Fig. 5, the use thermoelectric element of the exemplary embodiment according to the present invention Heat exchanger includes: housing the 10th, blower unit 20 and thermoelectric element unit 30.Housing 10 Including: inhalation port 15, air is introduced in housing 10 by this inhalation port 15 from outside In;Seat entrance 16, it is connected to be communicated to the pipeline of seat;And discharge port 17, Portion of air is discharged to the outside from housing 10 by this discharge port, and this partial air is taken from From outside and after being blown in seat entrance 16 remaining air.Blower unit 20 It is arranged on the inside of housing 10, and the air for being introduced in housing 10 is entered by seat Mouth 16 blows to the outside of housing 10.Thermoelectric element 30 cools down and heats by inhalation port 15 It is incorporated into the air in housing 10.
Housing 10 includes upper shell the 11st, middle casing 12 and lower house 13.Upper shell 11 He Middle casing 12 is associated with one another to be connect, thus defines the first space 50.Middle casing 12 and under Housing 13 is associated with one another to be connect, thus defines second space 52.
Blower unit 20 includes: motor 24, and it is fixedly mounted in the inside of housing 11; And blade 22, it can be rotationally mounted to the inside in the first space 50.Blade 22 is subject to The driving of motor 24.Blower unit is sirocco fan, its be have multiple blade from Core type air blast.In blower unit 20, air axially enters from the bottom of blade 22, Then fan blade 22 is flowed radially through.
Thermoelectric element unit 30 is fixedly mounted in and is limited by middle casing 12 and lower house 13 Second space 52 in.Thermoelectric element unit 30 includes: thermoelectric element 32, and it is applying electricity Cooled or heating during pressure;And first and second fin 34 and 36, they are arranged on thermoelectricity On two sides of element 32.First and second fin 34 and 36 and thermoelectric element 32 Raw contact, thus form heat conduction structure.
As described above, thermoelectric element 32 is Pei Erdier element (Peltier element), its In when electric current is by thermoelectric element 32 side heated and opposite side is cooled.By heated Side changes according to the sense of current being applied.Therefore, the exemplary enforcement in the present invention In scheme, when voltage acts on thermoelectric element 32, by the one of heated thermoelectric element 32 Side and the fin 34 with this side contacts become heater, by cooled thermoelectric element 32 Opposite side and the fin 36 contacting with this opposite side become cooler.
First and second fin 34 and 36 are for making the maximized structure of contact area, In described contact area, flow through the air of second space 52 and thermoelectric element 32 realizes heat exchange. Although the profile of fin 34 and 36 is shaped as corrugated plate shape, but they can make piece into The profile of shape.Fin 34 and 36 can have so that what air flowed in second space 52 Any profile that simultaneously can contact with fin 34 and 36.
In this embodiment, middle casing 12 is inserted in blower unit 20 and thermoelectricity unit Between part unit 30.This is to reliably separate the first space 50 and second space 52, And interfere with thermoelectric element unit 30 also for preventing the blade 22 rotating.Therefore, Middle casing 12 is not the basic element of character in this embodiment.Alternatively, may be used To get rid of middle casing 12.In this case, blower unit 20 and thermoelectric element 32 are pacified It is contained in the inside in the space being limited by the connection occurring between the first and second housings 11 and 13.
Inhalation port 15 is protruding from the part of the housing 10 installing thermoelectric element unit 30, Seat entrance 16 is protruding from the part of the housing 10 installing blower unit 20, outlet side Mouth 17 is formed on the outer wall of lower house 13 and relative with housing 10 surface, at this On surface, thermoelectric element unit 30 is in the face of blower unit 20.
By this structure, when air is introduced in inside housing 10 by inhalation port 15 Second space 52 in when, it connects with thermoelectric element 30 while flowing through second space 52 Touch, blower unit 20 part for introduced air is blown in the first space 50 thus Discharged from housing 10 by seat entrance 16, i.e. reach the pipeline being communicated to seat.Institute The another part (the part air except being discharged by seat entrance 16) of the air introducing Discharged from housing 10 by the discharge port 17 of lower house 13.
In order to make the efficiency of blower unit 20 maximize, seat entrance 16 can be at housing 10 Circumference tangential direction on extension.When two seat entrances 16 are arranged in a housing 10 When, seat entrance 16 can be preferably set to the angle each other in 180 °.But, seat Angle between entrance 16 is not limited to 180 °, but can be arranged to other angle multiple, Wherein seat entrance 16 is connected with the pipeline being communicated to seat.
Additionally, the structure of inhalation port the 15th, seat entrance 16 and discharge port 17 is not limited to Structure represented in this embodiment, but other forms multiple can be changed to.Example As, although there are two inhalation ports 15 in this embodiment, but inhalation port 15 Quantity can change when needs.Although additionally, discharge port 17 is arranged on housing 10 Bottom, but it can be arranged to stretch out from the side of housing 10, such as inhalation port 15 Or seat entrance 16 is such.
Additionally, partitioned film 14 is arranged on the inside of housing 10, it is along second space 52 The line of reference B at center and extend out from thermoelectric element 32.
In another exemplary embodiment of the present invention, another partitioned film 21 can be arranged on The inside of housing 10 so that second space 52 to be divided into upper output port 57 and lower output port 58, Wherein go up output port 57 and receive the air by the first fin 34 computer heating control, lower output Port 58 receives the air by the second fin 36 computer heating control.
But thermoelectric element 32 is heated in side according to its characteristic is cooled at opposite side.? In the case of wanting to supply cold air in seat, need to be supplied to seat by seat entrance 16 The air being cooled down by the thermoelectric element 30 in second space 52.But, if second space 52 The heater side that internal air is free to from thermoelectric element 30 flows to cooler side (vice versa), then chilled air can mix with warmed-up air, thus reduces The efficiency of heat exchanger.
Therefore, as it is shown in figure 5, second space 52 is by providing partitioned film along line of reference B 14 and fully be divide into the first and second parts 54 and 56, this line of reference B by thermoelectricity unit Part 32 is limited at the center line of thickness direction.Partitioned film 14 is also by each inhalation port 15 Divide into hole 15a and lower opening 15b.In this manner it is achieved that the sky being introduced into by upper hole 15a The passage that the passage that gas can flow through can be flow through with the air being introduced into by lower opening 15b is complete Entirely separate.It is introduced in the first of second space 52 by the upper hole 15a of inhalation port 15 Air in part 54 by contact with the first fin 34 of thermoelectric element 30 and heated or Cooling.After there is heat exchange with the first fin 34, air passes through blower unit 20 And be blown in the first space 50, then arranged from housing 10 by seat entrance 16 Go out.On the contrary, it is introduced in second of second space 52 by lower opening 15b of inlet hole 15 The air in 56 is divided to be cooled by contacting with the second fin 36 of thermoelectric element 30 or add Heat.After carrying out heat exchange with the second fin 36, air is just by discharge port 17 It is discharged from housing.
Therefore, the partitioned film 14 arranging along the line of reference B of thermoelectric element 32 prevents Air is heated by thermoelectric element 30 when being introduced in second space 52 by inhalation port 15 Air and the air being cooled down by thermoelectric element 30 mix each other.
Additionally, the heat exchanger with thermoelectric element of the exemplary embodiment according to the present invention It is configured to axial fan 40 to be arranged in the discharge port 17 of lower house 13.Even if being not provided with Fan 40, is incorporated into the air in housing 10 and also with thermoelectric element unit 30, heat can occur It is discharged from housing 10 by discharge port 17 after exchange.But, fan 40 can be more Effectively by discharge port 17, air is discharged housing 10, thus improve thermoelectric element unit The heat exchanger effectiveness of 30.This improves the turnover rate of air especially, and it achieves and dissipates with second The heat exchange of backing 36.When heat exchange is realized by heater on one's own initiative, the cooling effect of cooler Rate improves due to the characteristic of thermoelectric element 32.Therefore, it is possible to carried by increasing fan 40 The gross efficiency of high heat exchanger.
Additionally, the fan 40 being arranged in discharge port 17 can drive motor by single Drive.Also the motor 24 for blower unit 20 can be used to drive fan 40, from And simplify the structure of system.In this case, the rotary shaft 26 extended from motor 24 The driving source of fan 40 can be preferably acted as.Rotary shaft 26 is from the motor of blower unit 20 The rotary shaft of 24 extends out, and it rotates with the speed identical with the rotary shaft of motor 24, thus Drive fan 40.
Thermoelectric element 32 has hole 38, and rotary shaft 26 can be prolonged from motor 24 by this hole 38 Reach fan 40.Being formed as of hole 38 breaks through heat on the position corresponding with rotary shaft 26 The both sides of electric device 32.The size in hole 38 is slightly more than the diameter of rotary shaft 26.
In having the heat exchanger of this embodiment of said structure, air is by blower unit 20 and fan 40 drive and be introduced in by the upper hole 15a and lower opening 15b of inhalation port 15 In heat exchanger.When air is introduced into by the upper hole 15a of inhalation port 15, it is by thermoelectricity Element 32 is heated or cooled, and is fed into seat by the first space 50 and seat entrance 16 Chair.On the contrary, when air is introduced into by lower opening 15b of inhalation port 15, it is by thermoelectricity Element 32 cools down or heats, and is discharged to outside by discharge port 17.
Alternatively, it in the heat exchanger with thermoelectric element, is arranged in discharge port 17 The structure of fan 40 can be changed over air and is introduced in second space 52 by discharge port In.It is incorporated into second space 52 except utilizing driving fan 40 to bypass air through discharge port 17 In structure outside, other parts are identical with the parts in the embodiment above of the present invention.
According to this optional embodiment, heat exchanger utilizes blower unit 20 to pass through The upper hole 15a of inhalation port 15 introduces air in second space 52, thus air is Two spaces 52 realize heat exchange with thermoelectric element 32, is then supplied to by seat entrance 16 To seat.Meanwhile, heat exchanger is utilized and drives fan 40 to be drawn air by discharge port 17 Enter in second space 52, thus air realizes and thermoelectric element 32 in second space 52 Heat exchange, is then discharged to the outside by lower opening 15b of inhalation port 15.
For the ease of in the claims explain and explication, term " on ", " middle " Describe for the position of the feature with reference to exemplary embodiment shown in the figure with D score These features.
The description above being presented concrete example exemplary embodiment of the present invention is in order at explanation and retouches The purpose stated.Description above is not intended to become milli exhaustively, is not intended to this It bright is limited to disclosed precise forms, it is clear that much change according to above-mentioned teaching and change all It is possible.Select exemplary embodiment and to be described be to explain that the present invention's is specific Principle and actual application thereof, so that others skilled in the art are capable of and utilize The various exemplary embodiment of the present invention and various selection form thereof and modification.The present invention Scope be intended to be limited by claims and the equivalent form of value thereof.

Claims (14)

1. a heat exchanger, comprising:
Housing, described housing includes: inhalation port, air by this inhalation port from outside It is introduced in described housing;Seat entrance, described seat entrance supplies air to seat; And discharge port, the described air that is introduced into from outside of a part by this discharge port by from institute State housing to be discharged to the outside;
Blower unit, described blower unit is arranged on the inside of described housing, and passes through First motor and run, thus described in being incorporated in described housing by described inhalation port Air is supplied to the outside of described housing by described seat entrance;With
Thermoelectric element, described thermoelectric element be arranged on described inhalation port and described seat entrance it Between, and computer heating control is carried out to the air being incorporated in described housing by described inhalation port, Described thermoelectric element and air blast are integrally provided;
Described inhalation port is separated into upper flow channel by wherein said thermoelectric element and lower flowing is led to Road, and wherein said blower unit is arranged in described upper flow channel, described outlet side Interruption-forming in described lower channel of flow, and
Described heat exchanger also includes: the first fin, and described first fin is connected to described The upper surface of thermoelectric element, and be arranged in described upper flow channel;With the second fin, Described second fin is connected to the lower surface of described thermoelectric element, and is arranged on described dirty In dynamic passage, thus described first fin is connected with described inhalation port and described seat entrance, Described second fin is connected with described inhalation port and described discharge port.
2. heat exchanger as claimed in claim 1, also includes being arranged in described discharge port Fan unit, air is discharged described shell by described discharge port by wherein said fan unit Body, described air carries out computer heating control by described second fin.
3. heat exchanger as claimed in claim 2,
Wherein said fan unit is driven the rotation of described first motor of described blower unit Axle drives, and
Wherein said thermoelectric element has hole, described rotary shaft extended by this hole and with institute State fan unit to connect.
4. heat exchanger as claimed in claim 2, is provided with in described discharge port Described fan unit is driven by the second motor.
5. heat exchanger as claimed in claim 1,
Wherein said housing includes upper shell, middle casing and lower house,
Wherein said upper shell and described middle casing are associated with one another to limit the first space and described Seat entrance, described blower unit is arranged on described first interior volume,
Wherein said middle casing and described lower house are associated with one another to limit second space and described Inhalation port, described thermoelectric element is arranged on inside described second space,
Wherein said discharge port is formed in the lower house below described thermoelectric element.
6. heat exchanger as claimed in claim 5, also include being arranged on described middle casing and The first partitioned film between described lower house, thus it is logical to respectively define the described upper flowing of formation The upper hole in road and the lower opening forming described lower channel of flow,
Wherein said first partitioned film prevents two parts air to be mixed with each other, and a portion is empty Gas is incorporated in described second space by the described upper hole of described inhalation port and passes through described First fin carries out computer heating control, another part air by described inhalation port described under Hole is incorporated in described second space and carries out computer heating control by described second fin.
7. heat exchanger as claimed in claim 6, wherein thermoelectric element unit includes thermoelectricity unit Part, described first partitioned film extends out from described thermoelectric element to form described upper hole and institute State lower opening.
8. heat exchanger as claimed in claim 6, also includes being divided into described second space Output port and the second partitioned film of lower output port, wherein said upper output port receives logical Crossing described first fin and carrying out the air of computer heating control, described lower output port receives by institute State the second fin and carry out the air of computer heating control.
9. heat exchanger as claimed in claim 8, wherein said second partitioned film is from described Thermoelectric element extends out to form described upper output port and described lower output port.
10. heat exchanger as claimed in claim 1, also includes being arranged in discharge port Fan unit, wherein said fan unit is discharged from described housing and is carried out by described thermoelectric element The air of computer heating control.
11. heat exchangers as claimed in claim 10,
Wherein said fan unit is driven the rotation of described first motor of described blower unit Axle drives, and
Wherein said thermoelectric element has hole, and described rotary shaft extends through described hole, and connects It is connected to described fan unit.
12. heat exchangers as claimed in claim 11, wherein said blower unit includes many Leaf formula fan, and the described fan unit being arranged in described discharge port includes axial fan.
13. heat exchangers as claimed in claim 12, wherein said seat entrance includes at least Two seat entrances and extension in the tangential direction of the circumference of described housing.
14. 1 kinds of heat exchangers, comprising:
Upper shell;
Middle casing, wherein said upper shell and described middle casing are associated with one another to limit first Space and seat entrance, blower unit is arranged on described first interior volume;
Lower house, wherein said middle casing and described lower house are associated with one another empty to limit second Between and inhalation port, thermoelectric element is arranged on inside described second space, described thermoelectric element with Air blast is integrally provided, and wherein said lower house limits discharge port, fan wherein It is arranged in described discharge port;With
Partitioned film, described partitioned film is arranged between described middle casing and described lower house, Thus described inhalation port is divided into upper hole and lower opening, wherein said partitioned film prevents two parts Air mixes each other, and a portion air is incorporated in described second space and passes through Described thermoelectric element carries out computer heating control, and another part air is incorporated in described second space simultaneously And carry out computer heating control by described thermoelectric element,
Thus the air being introduced by described upper hole is being led to after described thermoelectric element generation heat exchange Cross described seat entrance and be supplied to seat, and
Thus the air being introduced by described discharge port with described thermoelectric element generation heat exchange It is discharged to the outside by described lower opening afterwards;
Described inhalation port is separated into upper flow channel by wherein said thermoelectric element and lower flowing is led to Road, and wherein said blower unit is arranged in described upper flow channel, described outlet side Interruption-forming in described lower channel of flow, and
Described heat exchanger also includes: the first fin, and described first fin is connected to described The upper surface of thermoelectric element, and be arranged in described upper flow channel;With the second fin, Described second fin is connected to the lower surface of described thermoelectric element, and is arranged on described dirty In dynamic passage, thus described first fin is connected with described inhalation port and described seat entrance, Described second fin is connected with described inhalation port and described discharge port.
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