CN107036323A - The switching device of heating/refrigerating pattern - Google Patents
The switching device of heating/refrigerating pattern Download PDFInfo
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- CN107036323A CN107036323A CN201710379435.5A CN201710379435A CN107036323A CN 107036323 A CN107036323 A CN 107036323A CN 201710379435 A CN201710379435 A CN 201710379435A CN 107036323 A CN107036323 A CN 107036323A
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- voltage
- component
- heating
- distribution
- control voltage
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
- F25B21/04—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect reversible
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2321/00—Details of machines, plants or systems, using electric or magnetic effects
- F25B2321/003—Details of machines, plants or systems, using electric or magnetic effects by using thermionic electron cooling effects
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2321/00—Details of machines, plants or systems, using electric or magnetic effects
- F25B2321/02—Details of machines, plants or systems, using electric or magnetic effects using Peltier effects; using Nernst-Ettinghausen effects
- F25B2321/021—Control thereof
- F25B2321/0212—Control thereof of electric power, current or voltage
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Temperature (AREA)
- Control Of Resistance Heating (AREA)
Abstract
The present invention provides a kind of switching device of heating/refrigerating pattern, and the switching device of heating/refrigerating pattern includes：Voltage allocation component, including N number of voltage distribution sub-component arranged side by side, for after the control voltage of control voltage generation component output is received, control voltage to be assigned as to distribute the distribution voltage that sub-component is matched with each voltage；Control voltage includes the control voltage under heating mode and the control voltage under refrigeration mode；Distributing voltage includes the distribution voltage under distribution voltage and refrigeration mode under heating mode；Thermoelectric slice component, including N layers of thermoelectric slice, and the corresponding connection of N number of voltage distribution sub-component, for distributing under the driving of voltage in its heating mode, by the heat of generation successively incoming object；Or under the driving of distribution voltage in cooling mode, the heat in object local environment is successively conducted.The present invention realizes higher heating, refrigerating efficiency, while alloing heating and process of refrigerastion continuously, seamlessly to switch.
Description
Technical field
The invention belongs to thermoelectric components technical field, it is related to a kind of switching device, more particularly to a kind of heating/refrigerating mould
The switching device of formula.
Background technology
Using thermoelectric effect, the temperature difference can be converted electrical current into, so as to can both realize heating, refrigeration can be realized again.
In engineer applied, the device that can not only heat but also can freeze generally is realized using semiconductor thermoelectric piece, thermoelectric slice is applied
Forward current realizes heating, applies reverse current and realizes refrigeration.If monolithic thermoelectric slice can not produce enough temperature difference, it is necessary to will
Thermoelectric slice is used in series.After series connection, even if the temperature difference that every thermoelectric slice is produced is smaller, the total temperature difference that all thermoelectric slices are produced can be with
Accomplish larger.
Prior art heating, refrigerating plant typically distinguish heating mode and refrigeration mode, are switched using switch or relay
The thermoelectric slice voltage method of salary distribution under both of which.But this thermoelectric slice voltage method of salary distribution can not realize what is heated and freeze
Continuously, seamless switching, and it is difficult in adapt to the environment temperature of change.
Therefore, a kind of switching device of heating/refrigerating pattern how is provided, to solve prior art using switch or relay
Device switching both of which under the thermoelectric slice voltage method of salary distribution, but this thermoelectric slice voltage method of salary distribution can not realize heating and
Continuous, the seamless switching of refrigeration, and the defects such as the environment temperature of change are difficult in adapt to, it is real to turn into practitioner in the art urgently
The technical problem of solution.
The content of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of cutting for heating/refrigerating pattern
Changing device, for solving in the prior art using the thermoelectric slice voltage method of salary distribution under switch or relay switching both of which,
But this thermoelectric slice voltage method of salary distribution can not realize continuous, the seamless switching of heating and refrigeration, and it is difficult in adapt to change
Environment temperature the problem of.
In order to achieve the above objects and other related objects, one aspect of the present invention provides a kind of switching of heating/refrigerating pattern
Device, applied to pair object fitted with control device heating or a refrigeration；The switching device of the heating/refrigerating pattern
Including：Voltage allocation component, including N number of voltage distribution sub-component arranged side by side, for receiving control voltage generation component
After the control voltage of output, the control voltage is assigned as to distribute the distribution voltage that sub-component is matched with each voltage；Wherein,
The control voltage includes the control voltage under heating mode and the control voltage under refrigeration mode；The distribution voltage includes adding
The distribution voltage under distribution voltage and refrigeration mode under heat pattern；Thermoelectric slice component, including N layers of thermoelectric slice, respectively with N number of electricity
Pressure distribution sub-component connects one to one, under the driving for the distribution voltage under the heating mode, by the heat of generation
The successively incoming object；Or under the driving of the distribution voltage under the refrigeration mode, by the object local environment
In heat successively conduct；Wherein, N is the positive integer more than or equal to 2.
In one embodiment of the invention, the N layers of thermoelectric slice includes stacking successively and first layer thermoelectricity bonded to each other
Piece, second layer thermoelectric slice ..., n-th layer thermoelectric slice；Wherein, the first layer thermoelectric slice is fitted with the object.
In one embodiment of the invention, the switching device of the heating/refrigerating pattern also includes and the n-th layer thermoelectricity
Piece is fitted, for the radiator for swapping the heat that the N layers of thermoelectric slice is successively incoming or successively conducts with external environment.
In one embodiment of the invention, the switching device of the heating/refrigerating pattern also includes distributing son with N number of voltage
N number of power amplifier that component connects one to one, for amplifying distribution voltage or the refrigeration mould under the heating mode
Distribution voltage under formula；Wherein, N number of power amplifier includes the first power amplifier, the second power amplifier ..., N power
Amplifier.
In one embodiment of the invention, each power amplifier includes an output end and two output ends；The work(
Two output ends of rate amplifier are connected with the two ends of corresponding thermoelectric slice, the input of the power amplifier and corresponding electricity
Pressure distribution sub-component connection.
In one embodiment of the invention, N number of voltage distribution sub-component includes：First voltage distributes sub-component, with
The first layer thermoelectric slice correspondence, and be connected with first power amplifier；First voltage distribution sub-component includes the
One input block and the first negative element；When first input block receives the control voltage under refrigeration mode, described the
Control voltage under refrigeration mode is assigned as what is matched with the first negative element by one negative element, the distribution electricity under refrigeration mode
Pressure, amplifies what is matched with the first negative element, the distribution voltage under refrigeration mode, so that institute by first power amplifier
The heat power for stating first layer thermoelectric slice is minimum；When first input block receives the control voltage under heating mode, institute
The cut-off of the first negative element is stated as the electric current produced by the control voltage under the heating mode, passes through first power amplification
Device amplifies the control voltage under the heating mode, so that the heat power of the first layer thermoelectric slice is maximum；With described first
Voltage distribution sub-component N voltages distribution sub-component arranged side by side, it is corresponding with the n-th layer thermoelectric slice, and put with the N power
Big device connection；The N voltages distribution sub-component includes N input blocks and N positive elements；When the N input blocks
When receiving the control voltage under refrigeration mode, the N positive elements cut-off is produced by the control voltage under the refrigeration mode
Raw electric current, amplifies the control voltage under the refrigeration mode, so that the n-th layer thermoelectricity by the N power amplifiers
The heat power of piece is maximum；When the N input blocks receive the control voltage under heating mode, N positive elements will add
Control voltage under heat pattern is assigned as what is matched with N positive elements, the distribution voltage under heating mode, passes through the N
Distribution voltage under power amplifier amplification heating mode, so that the heat power of the n-th layer thermoelectric slice is minimum.
In one embodiment of the invention, when N is more than or equal to 3, N number of voltage distribution sub-component also includes：Respectively with
First voltage distribution sub-component and N voltages distribution sub-component it is arranged side by side second/the three/... the/the N-1 voltages distribute subgroup
Part, respectively with described second/the three/... the/the N-1 layers of thermoelectric slice is corresponding, and with described second/the three/... the/the N-1 power is put
Big device connection；Described second/the three/... the/the N-1 voltages distribution sub-component include second/the three/... the/the N-1 input blocks,
Second/the three/... the/the N-1 positive elements and with second/the three/... the/the N-1 positive elements it is in parallel second/the three/.../the
N-1 negative elements；When described second/the three/... when the/the N-1 input blocks receive the control voltage under heating mode, described the
Two/the three/... the/the N-1 negative elements are ended as the electric current produced by the control voltage under heating mode, described the second/the
Three/... the control voltage under heating mode is assigned as with described second/the three by the/the N-1 positive elements/... the/the N-1 layers of thermoelectricity
Piece matching, the distribution voltage under heating mode, by described second/the three/... the/the N-1 power amplifiers amplify heated mould
Distribution voltage under formula, so that described second/the three/... the heat power of the/the N-1 layers of thermoelectric slice successively successively decreases；When described
Two/the three/... when the/the N-1 input blocks receive the control voltage under refrigeration mode, described second/the three/... the/the N-1 is positive
Unit cut-off as the electric current produced by the control voltage under refrigeration mode, described second/the three/... the/the N-1 negative elements will be made
Control voltage under chill formula is assigned as with described second/the three/... what the/the N-1 layers of thermoelectric slice was matched, point under refrigeration mode
With voltage, by described second/the three/... the/the N-1 power amplifiers amplify, so that described second/the three/... the/the N-1 layers
The heat power of thermoelectric slice is successively incremented by.
In one embodiment of the invention, second positive element ..., N-1 positive elements, N positive elements are
Nonlinear circuit component, and second positive element ..., N-1 positive elements, the impedance value of N positive elements are passed successively
Subtract；First negative element, the second negative element ..., N-1 negative elements are nonlinear circuit component, and described first
Negative element, the second negative element ..., the impedance value of N-1 negative elements is incremented by successively.
In one embodiment of the invention, second positive element ..., N-1 positive elements, N positive elements point
Bao Kuo not resistance, the diode for the forward conduction being connected with the resistance；Second positive element ..., N-1 positive elements,
The resistance of resistance is successively decreased successively in N positive elements；First negative element, the second negative element ..., N-1 negative sense lists
Member includes resistance, the diode for the negative sense conducting being connected with the resistance；First negative element, the second negative element ..., the
The resistance of resistance is incremented by successively in N-1 negative elements.
In one embodiment of the invention, the object need to be heated in the switching device of the heating/refrigerating pattern
When, the control voltage that the control voltage produces under the heating mode of component output is positive control voltage；In the heating/system
When the switching device of chill formula need to freeze to the object, the control voltage produces the control under the refrigeration mode of component output
Voltage processed is negative sense control voltage.
As described above, the switching device of the heating/refrigerating pattern of the present invention, has the advantages that：
The switching device of the heating/refrigerating pattern can realize higher heating, refrigerating efficiency, while so that heating and
Process of refrigerastion can continuously, seamlessly switch.
Brief description of the drawings
Fig. 1 is shown as the present invention and shown applied to the theory structure of the switching device of the heating/refrigerating pattern on an object
It is intended to.
Fig. 2 is shown as the embodiment structural representation of switching device one of the heating/refrigerating pattern of the present invention.
Component label instructions
The switching device of 1 heating/refrigerating pattern
11 control voltages produce component
12 voltage allocation components
13 power amplifiers
14 thermoelectric slice components
15 radiators
121 first voltages distribute sub-component
122 second voltages distribute sub-component
123 tertiary voltages distribute sub-component
124 the 4th voltages distribute sub-component
… …
12N N voltages distribute sub-component
131 first power amplifiers
132 second power amplifiers
133 the 3rd power amplifiers
134 the 4th power amplifiers
… …
13N N power amplifiers
141 first layer thermoelectric slice components
142 second layer thermoelectric slice components
143 third layer thermoelectric slice components
144 the 4th layers of thermoelectric slice component
… …
14N n-th layer thermoelectric slice components
The input blocks of 121A first
The input blocks of 122A second
… …
12NA N input blocks
The positive elements of 122B second
… …
12NB N positive elements
The negative elements of 121C first
12 (N-1) C N-1 negative elements
2 objects
Embodiment
Illustrate embodiments of the present invention below by way of specific instantiation, those skilled in the art can be by this specification
Disclosed content understands other advantages and effect of the present invention easily.The present invention can also pass through specific realities different in addition
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints with application, without departing from
Various modifications or alterations are carried out under the spirit of the present invention.It should be noted that, in the case where not conflicting, following examples and implementation
Feature in example can be mutually combined.
It should be noted that the diagram provided in following examples only illustrates the basic structure of the present invention in a schematic way
Think, then in schema only display with relevant component in the present invention rather than according to component count, shape and the size during actual implement
Draw, it is actual when implementing, and kenel, quantity and the ratio of each component can be a kind of random change, and its assembly layout kenel
It is likely more complexity.
The switching device of heating/refrigerating pattern of the present invention utilize by the object positioned at internal layer to outer layer set according to
The secondary multi-disc thermoelectric slice for stacking and fitting together.When needing to freeze to object, the voltage applied in thermoelectric slice should be by
Total amount of heat incremented by successively from inside to outside, produced by spreading out of internal layer and being transmitted with ensuring outer layer thermoelectric slice to be enough；Needing to target
When thing is heated, the voltage applied in multi-disc thermoelectric slice should successively decrease successively from inside to outside, to avoid outer layer thermoelectric slice temperature from increasing,
So as to improve the efficiency of heating surface.
The present embodiment provides a kind of switching device of heating/refrigerating pattern, it is characterised in that filled with the control for Dui
Put the object heating of laminating or freeze；The switching device of the heating/refrigerating pattern includes：
Voltage allocation component, including N number of voltage distribution sub-component arranged side by side, for receiving a control voltage generation group
After the control voltage of part output, the control voltage is assigned as to distribute the distribution voltage that sub-component is matched with each voltage；Its
In, the control voltage includes the control voltage under heating mode and the control voltage under refrigeration mode；The distribution voltage bag
Include the distribution voltage under distribution voltage and the refrigeration mode under heating mode；
Thermoelectric slice component, including N layers of thermoelectric slice, connect one to one with N number of voltage distribution sub-component, for adding described
Under the driving of distribution voltage under heat pattern, by the successively incoming object of the heat of generation；Or under the refrigeration mode
Distribution voltage driving under, the heat in the object local environment is successively conducted；Wherein, N is more than or equal to 3
Positive integer.
The switching device of the heating/refrigerating pattern provided below with reference to diagram the present embodiment is described in detail.
Referring to Fig. 1, being shown as the theory structure schematic diagram of the switching device for the heating/refrigerating pattern being applied on an object.This
The switching device 1 of heating/refrigerating pattern described in embodiment is heated or made for pair object 2 fitted with the control device
It is cold.Put as shown in figure 1, the switching device 1 of the heating/refrigerating pattern includes Power Supply Assembly 11, voltage allocation component 12, power
Big device 13, thermoelectric slice component 14 and radiator 15.Wherein, the voltage allocation component 12 includes N number of voltage distribution arranged side by side
121~12N of component, i.e. first voltage distribute sub-component 121, second voltage distribution sub-component 122 ..., N voltages distribution subgroup
Part 12N；The power amplifier 13 is to distribute the first power that 121~12N of sub-component connects one to one with N number of voltage respectively
Amplifier 131, the second power amplifier 132 ..., N power amplifier 13N, to amplify the electricity of the distribution under the heating mode
Distribution voltage under pressure or the refrigeration mode.Each power amplifier includes an input and two output ends；The work(
Two output ends of rate amplifier are connected with the two ends of corresponding thermoelectric slice, the input of the power amplifier and corresponding electricity
Pressure distribution sub-component connection.In the present embodiment, the power amplifier is made up of class-D amplifier.Thermoelectric slice component 14 includes
Press close to the first layer thermoelectric slice component 141 of the object, second for stacking and fitting with the first layer thermoelectric slice component 141
Layer thermoelectric slice component 142 ..., the n-th layer thermoelectric slice component 14N for stacking and fitting with N-1 layers of thermoelectric slice component 14 (N-1).
The radiator 15 is fitted with the n-th layer thermoelectric slice component 14N.In the present embodiment, the radiator 15 include soaking plate,
Fin and fan, to the N layers of thermoelectric slice is successively incoming or heat that successively conduct is swapped with external environment.
The control voltage, which produces component 11, is used for output control voltage.The control voltage is heating/refrigerating pattern
The input signal of switching device 1, the positive-negative polarity of control voltage determines component heating or freezed that the size of control voltage value is determined
Determine the overall heating of the switching device 1 of heating/refrigerating pattern, refrigeration intensity.In the present embodiment, the control voltage includes adding
The control voltage under control voltage and refrigeration mode under heat pattern；Need to be to institute in the switching device 1 of the heating/refrigerating pattern
When stating object heating, the control voltage produces component 11 and exports positive control voltage.In cutting for the heating/refrigerating pattern
When changing device 1 need to freeze to the object, the control voltage produces component output negative sense control voltage.
Component 11 is produced with the control voltage to be connected, N number of 121~12N of voltage distribution sub-component arranged side by side is used to connect
Receive the control voltage to produce after the control voltage that component 11 is exported, the control voltage is assigned as to distribute with each voltage
The distribution voltage of sub-component matching.The control voltage progress that the voltage allocation component produces the output of component 11 to control voltage is non-
Linear distribution processing, makes that outer layer thermoelectric slice refrigeration voltage value is higher, heating voltage value is relatively low；Internal layer thermoelectric slice refrigeration voltage value compared with
Low, heating voltage value is higher；Middle level thermoelectric slice refrigeration voltage, heating voltage value are placed in the middle.It is non-for by bearing to positive control voltage
The response of linear distribution circuit is continuous, to realize continuous, the seamless switching of heating and process of refrigerastion.
The first voltage distribution sub-component 121 is corresponding with the first layer thermoelectric slice 141, and is put with first power
Big device 131 is connected.Specifically, the input of the first voltage distribution sub-component 121 and first power amplifier 131 connects
Connect.In the present embodiment, the first voltage distribution sub-component 121 includes the first input block 121A and the first negative element
121C.When the first input block 121A receives the control voltage under refrigeration mode, the first negative element 121C will
Control voltage under refrigeration mode is assigned as what is matched with the first negative element, the distribution voltage under refrigeration mode, by described
The amplification of first power amplifier 131 is matched with the first negative element, the distribution voltage under refrigeration mode, to drive described first
Layer thermoelectric slice 141, so that the heat power of the first layer thermoelectric slice 141 is minimum；When the first input block 121A is received
During control voltage under heating mode, the first negative element 121C ends produced by the control voltage under the heating mode
Electric current, and get the control voltage under the heating mode, amplified by first power amplifier 131 under heating mode
Control voltage, to drive the first layer thermoelectric slice 141, so that the heat power of the first layer thermoelectric slice 141 is maximum.
Sub-component 141 and N voltages distribution sub-component 14N second voltages point arranged side by side are distributed with the first voltage respectively
The tertiary voltage of matchmaking sub-component 122/ distribution the/the N-1 of sub-component 123/ ... voltages distribution sub-component 12 (N-1), respectively with described the
/ the N-1 layers of thermoelectric slice 14 (N-1) of the 3rd thermoelectric slice 143/ ... of two thermoelectric slices 142/ correspondence, and with second power amplifier
132/ the 3rd the/the N-1 of power amplifier 133/ ... power amplifiers 13 (N-1) are connected.Specifically, second voltage distribution
Component 122 is corresponding with the second layer thermoelectric slice 142, and is connected with second power amplifier 132, specifically, and described
Two voltages distribution sub-component 122 is connected with the input of second power amplifier 132.The tertiary voltage distributes sub-component
123 is corresponding with the third layer thermoelectric slice 143, and is connected with the 3rd power amplifier 133, specifically, the 3rd electricity
Pressure distribution sub-component 123 is connected with the input of the 3rd power amplifier 133.….The N-1 voltages distribute sub-component
12 (N-1) are corresponding with the N-1 layers of thermoelectric slice 14 (N-1), and are connected with the N-1 power amplifiers 13 (N-1), specifically
Ground, the N-1 voltages distribution sub-component 12 (N-1) is connected with the input of the N-1 power amplifiers 13 (N-1).
In the present embodiment, second voltage distribution sub-component 122/ tertiary voltage distribution sub-component 123/ .../the N-1
Voltage distribution sub-component 12 (N-1) includes the input block 123A/ ... of the second input block 122A/ the 3rd/N-1 input blocks 12
(N-1) A, the second positive element 122B/ the 3rd positive element 123B/ .../(N-1) B of N-1 positive elements 12 and with it is second positive
Second negative element 122C/ the 3rd in parallel the positive element 123B/ ... of unit 122B/ the 3rd/N-1 positive elements 12 (N-1) B
Negative element 123C/ .../N-1 negative elements 12 (N-1) C；When described second/the three/... the/the N-1 input blocks receive plus
During control voltage under heat pattern, described second/the three/... the control voltage institute under the/the N-1 negative elements cut-off heating mode
The electric current of generation, and get the control voltage under heating mode, described second/the three/... the/the N-1 positive elements are by heated mould
Control voltage under formula is assigned as with described second/the three/... what the/the N-1 layers of thermoelectric slice was matched, the distribution electricity under heating mode
Pressure, by described second/the three/... the/the N-1 power amplifiers amplify the distribution voltage under heating mode, so that described second/
3rd/... the heat power of the/the N-1 layers of thermoelectric slice successively successively decreases；When described second/the three/... the/the N-1 input blocks are received
During control voltage under refrigeration mode, described second/the three/... control electricity of the/the N-1 positive elements cut-off under refrigeration mode
Electric current produced by pressure, described second/the three/... the control voltage under refrigeration mode is assigned as and institute by the/the N-1 negative elements
State second/the three/... the/the N-1 layers of thermoelectric slice matching, the distribution voltage under refrigeration mode, by second/the three/... the/the N-
Distribution voltage under 1 power amplifier amplification refrigeration mode, so that described second/the three/... the heat transfer of the/the N-1 layers of thermoelectric slice
Power is successively incremented by.
With first voltage distribution sub-component 121/ second voltage distribution sub-component 122/ tertiary voltage distribution sub-component
123/ .../the N-1 voltages distribution sub-component 12 (N-1) N voltages distribution sub-component 12N arranged side by side, with the n-th layer thermoelectric slice
14N correspondences, and be connected with the N power amplifiers 13N.Specifically, the N voltages distribution sub-component 12N and N
Power amplifier 13N output end connection.The N voltages distribution sub-component 12N is including N input blocks 121N and N just
To unit 12NB；When the N input blocks 121N receives the control voltage under refrigeration mode, the N positive elements
12NB ends the electric current produced by the control voltage under the refrigeration mode, and gets the control voltage under the refrigeration mode,
Control voltage under the N power amplifiers amplification refrigeration mode, so that the heat power of the n-th layer thermoelectric slice 14N is most
Greatly；When the N input blocks 121N receives the control voltage under heating mode, N positive elements 12NB is by heating mode
Under control voltage be assigned as what is matched with N positive elements 12NB, the distribution voltage under heating mode is put by N power
Distribution voltage under big device amplification heating mode, so that the heat power of the n-th layer thermoelectric slice 14N is minimum.
In the present embodiment, the second positive element 122B ..., N-1 positive elements 12 (N-1) B, N are positive single
First 12N B are nonlinear circuit component, and the second positive element 122B ..., N-1 positive elements 12 (N-1) B, and N is just
Impedance value to unit 12N B successively decreases successively；The first negative element 121C, the second negative element 122C ..., N-1 is negative
It is nonlinear circuit component, and the first negative element 121C, the second negative element 122C ..., the to unit 12 (N-1) C
N-1 negative elements 12 (N-1) C impedance value is incremented by successively.
In the present embodiment, N most preferably 3 or 4.Referring to Fig. 2, being shown as the tool of switching device one of heating/refrigerating pattern
Body embodiment structural representation.As shown in Fig. 2 the first input block 121A in the first voltage distribution sub-component 121
For resistance R1, the first negative element 121C include resistance R "1With with resistance R "1The diode D " of the negative sense conducting of connection1, i.e. R1's
One end that one end produces component 11 with control voltage is connected, R1The other end and R "1One end be connected, R "1The other end with
Diode D "1Negative pole be connected, diode D "1Plus earth.Second in the second voltage distribution sub-component 122 is defeated
Enter unit 122A for resistance R2, the second positive element 122B include resistance R '2With with resistance R '2Two poles being just conducted of connection
Pipe D '2, i.e. R2One end and control voltage produce one end of component 11 and be connected, R2The other end and R '2One end with being connected
Connect, R '2The other end and diode D '2Positive pole be connected, diode D "2Negative pole ground connection；Second negative element 122C includes
R″2With with R "2The diode D " of the negative sense conducting of connection2, i.e. R2The other end and R "2One end with being connected, R "2The other end
With diode D "2It is negative, be connected, diode D "2Plus earth；The 3rd in the tertiary voltage distribution sub-component 123 is defeated
Enter unit 123A for R3, the 3rd positive element 123B include resistance R '3With with resistance R '3The diode D of the forward conduction of connection
′3, i.e. R3One end be connected with one end of Power Supply Assembly 11, R3The other end and R '3One end with being connected, R '3The other end
With diode D '3Positive pole be connected, diode D '3Negative pole ground connection；3rd negative element 123C includes resistance R "3With with electricity
Hinder R "3The diode D " of the negative sense conducting of connection3, i.e. R3The other end and R "3One end with being connected, R "3The other end and two
Pole pipe D "3Negative pole be connected, diode D "3Plus earth；4th input of the 4th voltage distribution sub-component 124 is single
First 124A is resistance R4, the 4th positive element 124B include resistance R '4With with resistance R '4The diode D of the forward conduction of connection
′4, i.e. R4One end be connected with one end of Power Supply Assembly 11, R4The other end and R '4One end with being connected, R '4The other end
With diode D '4Positive pole be connected, diode D '4Negative pole ground connection.Wherein, resistance R '2, R '3, R '4Resistance successively decrease successively；
Resistance R "1, R "2, R "3Resistance it is incremented by successively.
In the present embodiment, when being heated to the object, the control voltage produces the output heating mode of component 11
Under control voltage when, the control voltage under the heating mode is assigned as with first, two, three, four voltages distribution sub-component
The distribution voltage of middle positive element matching, distribution voltage and the heating mode that sub-component 121 is matched are distributed with first voltage
Under control voltage be consistent；Due to the second voltage distribution sub-component 122/ tertiary voltage distribution voltage of sub-component 123/ the 4th
The resistance R ' distributed in sub-component 1242/R″3/R′4Resistance is successively decreased successively, is matched with second voltage distribution sub-component 122/, with the
Three voltages distribute the distribution voltage of sub-component 123/, and the distribution voltage of sub-component 124 is distributed from inside to outside successively with the 4th voltage
Reduction (the 4th voltage distribution sub-component 124 is farthest reduced), the heat power of thermoelectric slice component is from object to the external world
Environment successively successively decreases, to avoid outermost layer thermoelectric slice 124 (the 4th layer of thermoelectric slice temperature increases), so as to improve the efficiency of heating surface；
When freezing to the object, when the control voltage produces the control voltage under the output refrigeration mode of component 11, by the system
Control voltage under chill formula is assigned as with first, two, three, the distribution electricity that negative element is matched in four voltages distribution sub-component
Pressure, the distribution voltage matched with the 4th voltage distribution sub-component 124 is consistent with the control voltage under the refrigeration mode, by
The resistance distributed in first voltage in the second voltage of sub-component 121/ distribution sub-component 122/ tertiary voltage distribution sub-component 123/
R″1/R″2/R″3Resistance it is incremented by successively, to ensure outer layer thermoelectricity flatfoot with transfer out internal layer thermoelectricity it is flat produced by and transmission it is total
Heat.
In summary, the switching device of heating/refrigerating pattern of the present invention can realize higher heating, refrigeration effect
Rate, while alloing heating and process of refrigerastion continuously, seamlessly to switch.So, the present invention effectively overcomes prior art
In various shortcoming and have high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (10)
1. a kind of switching device of heating/refrigerating pattern, it is characterised in that applied to pair target fitted with the control device
Thing is heated or freezed；The switching device of the heating/refrigerating pattern includes：
Voltage allocation component, including N number of voltage distribution sub-component arranged side by side, for receiving a control voltage, to produce component defeated
After the control voltage gone out, the control voltage is assigned as to distribute the distribution voltage that sub-component is matched with each voltage；Wherein, institute
Stating control voltage includes the control voltage under heating mode and the control voltage under refrigeration mode；The distribution voltage includes heating
The distribution voltage under distribution voltage and refrigeration mode under pattern；
Thermoelectric slice component, including N layers of thermoelectric slice, connect one to one with N number of voltage distribution sub-component respectively, for adding described
Under the driving of distribution voltage under heat pattern, by the successively incoming object of the heat of generation；Or under the refrigeration mode
Distribution voltage driving under, the heat in the object local environment is successively conducted；Wherein, N is more than or equal to 2
Positive integer.
2. the switching device of heating/refrigerating pattern according to claim 1, it is characterised in that：The N layers of thermoelectric slice includes
Stack successively and first layer thermoelectric slice bonded to each other, second layer thermoelectric slice ..., n-th layer thermoelectric slice；Wherein, the first layer
Thermoelectric slice is fitted with the object.
3. the switching device of heating/refrigerating pattern according to claim 2, it is characterised in that：The heating/refrigerating pattern
Switching device also include fitting with the n-th layer thermoelectric slice, for by the N layers of thermoelectric slice be successively incoming or successively conducts
The radiator that heat is swapped with external environment.
4. the switching device of heating/refrigerating pattern according to claim 2, it is characterised in that：The heating/refrigerating pattern
Switching device also include distributing N number of power amplifier for connecting one to one of sub-component with N number of voltage, for amplify it is described plus
The distribution voltage under distribution voltage or the refrigeration mode under heat pattern；Wherein, N number of power amplifier is put including the first power
Big device, the second power amplifier ..., N power amplifiers.
5. the switching device of heating/refrigerating pattern according to claim 4, it is characterised in that：Each power amplifier bag
Include an output end and two output ends；Two output ends of the power amplifier are connected with the two ends of corresponding thermoelectric slice,
The input of the power amplifier and the distribution sub-component connection of corresponding voltage.
6. the switching device of heating/refrigerating pattern according to claim 4, it is characterised in that：N number of voltage distribution
Component includes：
First voltage distributes sub-component, corresponding with the first layer thermoelectric slice, and is connected with first power amplifier；It is described
First voltage distribution sub-component includes the first input block and the first negative element；When first input block receives refrigeration mould
During control voltage under formula, the control voltage under refrigeration mode is assigned as and the first negative element by first negative element
Match somebody with somebody, the distribution voltage under refrigeration mode, amplify what is matched with the first negative element by first power amplifier, refrigeration
Distribution voltage under pattern, so that the heat power of the first layer thermoelectric slice is minimum；Add when first input block is received
During control voltage under heat pattern, the first negative element cut-off is as the electricity produced by the control voltage under the heating mode
Stream, the control voltage under the heating mode is amplified by first power amplifier, so that the first layer thermoelectric slice
Heat power is maximum；
Sub-component N voltages arranged side by side, which are distributed, with the first voltage distributes sub-component, it is corresponding with the n-th layer thermoelectric slice, and
It is connected with the N power amplifiers；The N voltages distribution sub-component includes N input blocks and N positive elements；When
When the N input blocks receive the control voltage under refrigeration mode, the N positive elements cut-off is under the refrigeration mode
Control voltage produced by electric current, the control voltage under the refrigeration mode is amplified by the N power amplifiers so that
The heat power of the n-th layer thermoelectric slice is maximum；When the N input blocks receive the control voltage under heating mode, N
Control voltage under heating mode is assigned as what is matched with N positive elements by positive element, the distribution voltage under heating mode,
Distribution voltage under heating mode is amplified by the N power amplifiers, so that the heat power of the n-th layer thermoelectric slice is most
It is small.
7. the switching device of heating/refrigerating pattern according to claim 4, it is characterised in that：It is described when N is more than or equal to 3
N number of voltage distribution sub-component also includes：
Distributed respectively with the first voltage sub-component and N voltages distribution sub-component it is arranged side by side second/the three/... the/the N-1 electricity
Pressure distribution sub-component, respectively with described second/the three/... the/the N-1 layers of thermoelectric slice is corresponding, and with described second/the three/.../the
N-1 power amplifiers are connected；Described second/the three/... the/the N-1 voltages distribution sub-component include second/the three/... the/the N-1
Input block, second/the three/... the/the N-1 positive elements and with second/the three/... the/the N-1 positive elements it is in parallel second/
3rd/... the/the N-1 negative elements；When described second/the three/... the/the N-1 input blocks receive the control electricity under heating mode
During pressure, described second/the three/... the/the N-1 negative elements are ended as the electric current produced by the control voltage under heating mode, institute
State second/the three/... the control voltage under heating mode is assigned as with described second/the three by the/the N-1 positive elements/.../the
The matching of N-1 layers of thermoelectric slice, the distribution voltage under heating mode, by described second/the three/... the/the N-1 power amplifiers are put
Distribution voltage under big heating mode, so that described second/the three/... the heat power of the/the N-1 layers of thermoelectric slice successively successively decreases；
When described second/the three/... when the/the N-1 input blocks receive the control voltage under refrigeration mode, the described second/the 3rd/.../
N-1 positive elements are ended as the electric current produced by the control voltage under refrigeration mode, described second/the three/... the/the N-1 is born
The control voltage under refrigeration mode is assigned as with described second/the three to unit/... what the/the N-1 layers of thermoelectric slice was matched, refrigeration
Distribution voltage under pattern, by described second/the three/... the/the N-1 power amplifiers amplify, so that described the second/the
Three/... the heat power of the/the N-1 layers of thermoelectric slice is successively incremented by.
8. the switching device of the heating/refrigerating pattern according to claim 6 or 7, it is characterised in that：Described second is positive single
Member ..., N-1 positive elements, N positive elements are nonlinear circuit component, and second positive element ..., and N-1 is just
To unit, the impedance value of N positive elements successively decreases successively；First negative element, the second negative element ..., N-1 negative senses
Unit is nonlinear circuit component, and first negative element, the second negative element ..., the impedance value of N-1 negative elements
It is incremented by successively.
9. the switching device of heating/refrigerating pattern according to claim 8, it is characterised in that：Described second is positive single
Member ..., N-1 positive elements, N positive elements include resistance, the diode for the forward conduction being connected with the resistance respectively；Institute
The resistance for stating resistance in the second positive element ..., N-1 positive elements, N positive elements is successively decreased successively；First negative sense
Unit, the second negative element ..., N-1 negative elements include resistance, the diode for the negative sense conducting being connected with the resistance；Institute
The resistance for stating resistance in the first negative element, the second negative element ..., N-1 negative elements is incremented by successively.
10. the switching device of heating/refrigerating pattern according to claim 1, it is characterised in that：In the heating/refrigerating
When the switching device of pattern need to be heated to the object, the control voltage produces the control under the heating mode of component output
Voltage is positive control voltage；When the switching device of the heating/refrigerating pattern need to freeze to the object, the control
The control voltage that voltage produces under the refrigeration mode of component output is negative sense control voltage.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710379435.5A CN107036323B (en) | 2017-05-25 | 2017-05-25 | Switching device for heating/cooling mode |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710379435.5A CN107036323B (en) | 2017-05-25 | 2017-05-25 | Switching device for heating/cooling mode |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108870797A (en) * | 2018-04-28 | 2018-11-23 | 西南科技大学 | A kind of more gear switch semiconductor cooler current-limiting protection circuits |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8421347D0 (en) * | 1983-09-06 | 1984-09-26 | Gen Electric | Reverse-phase-control power switching circuits |
| CN2754024Y (en) * | 2004-11-11 | 2006-01-25 | 杨义根 | Refrigerating assembly temperature control additional device |
| CN207262761U (en) * | 2017-05-25 | 2018-04-20 | 上海锴衡仪器科技有限公司 | The switching device of heating/refrigerating pattern |
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2017
- 2017-05-25 CN CN201710379435.5A patent/CN107036323B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8421347D0 (en) * | 1983-09-06 | 1984-09-26 | Gen Electric | Reverse-phase-control power switching circuits |
| CN2754024Y (en) * | 2004-11-11 | 2006-01-25 | 杨义根 | Refrigerating assembly temperature control additional device |
| CN207262761U (en) * | 2017-05-25 | 2018-04-20 | 上海锴衡仪器科技有限公司 | The switching device of heating/refrigerating pattern |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108870797A (en) * | 2018-04-28 | 2018-11-23 | 西南科技大学 | A kind of more gear switch semiconductor cooler current-limiting protection circuits |
| CN108870797B (en) * | 2018-04-28 | 2020-11-03 | 西南科技大学 | Current-limiting protection circuit of multi-gear switching semiconductor refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107036323B (en) | 2023-07-21 |
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