CN101689596A - Thermoelectric module, and thermoelectric module manufacturing method - Google Patents
Thermoelectric module, and thermoelectric module manufacturing method Download PDFInfo
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- CN101689596A CN101689596A CN200880024014A CN200880024014A CN101689596A CN 101689596 A CN101689596 A CN 101689596A CN 200880024014 A CN200880024014 A CN 200880024014A CN 200880024014 A CN200880024014 A CN 200880024014A CN 101689596 A CN101689596 A CN 101689596A
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- H—ELECTRICITY
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- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/10—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects
- H10N10/17—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects operating with only the Peltier or Seebeck effects characterised by the structure or configuration of the cell or thermocouple forming the device
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Abstract
A composite positive electrode is formed such that a plurality of positive electrodes are connected to positive electrode connecting bars by positive electrode connecting portions having separate portions, and a composite negative electrode is formed such that a plurality of negative electrodes are connected to negative electrode connecting bars by negative electrode connecting portions having separate portions. A first end side of each positive electrode and a first end side of each negative electrode are jointed to form a plurality of thermoelectric elements. In each pair of two thermoelectric elements adjoining each other, the second end side of each positive electrode of one thermoelectric element and the second end side of each negative electrode of the other thermoelectric element are jointed to each other, thereby to connect the thermoelectric elements electrically in series. Next, the separate portions of the positive electrode connecting portions and the negative electrode connecting portions are individually broken to separate each positive electrode and each negative electrode from the positive electrode connecting bars and the negative electrode connecting bars, respectively, thereby to manufacture a thermoelectric module.
Description
Technical field
The present invention relates to the electrothermal module and the manufacture method thereof of use in thermoelectric power generation or electronics cooling.
Background technology
The electromotive force that utilizes the thermoelectric element that Seebeck effect generates electricity normally ten number mV to tens of mV.Therefore, for the voltage that obtains wishing, just a plurality of thermoelectric element electricity need be connected in series constitutes electrothermal module, more than the output voltage of this electrothermal module being become for example count about V to 10V, and then boosts with converter etc.
In the electrothermal module that carries out the electronics cooling, compare with situation about the thermoelectric element electricity being connected in parallel with the low-voltage and high-current action, the thermoelectric element electricity is connected in series, can reduce operating current with the situation of moving than higher voltage.Therefore, the latter's situation can reduce power loss in electric power supply line etc.
Certainly, increase the generation power of electrothermal module or increase under the situation of refrigerating capacity, as long as with the thermoelectric element series connection be connected in parallel and just can at needs.In a word, for electrothermal module, for the ability that obtains wishing just needs hundreds of and even thousands of thermoelectric elements are connected in series.
In addition, thermoelectric element is to constitute carrying out the electrode assembling that sintering forms by the metal dust of single or a plurality of kinds by mechanical alloying method, pulse electrifying sintering process etc.It is disclosed that this thermoelectric element is for example opened 2002-344033 communique, TOHKEMY 2006-005120 communique and TOHKEMY 2006-253343 communique by the spy of Japan.Particularly, the Fe that for example will form by above-mentioned each sintering process sintering
2VAl etc. are used for the thermoelectric element of electrode, and its excellent in power generation efficiency is well-known.
But, for example in the electrothermal module that the thermoelectric element that will be made of sintered electrode is connected in series, a plurality of sintered electrodes must be engaged singly.Therefore, the increase during by worker and cause the rising of manufacturing cost, and also accepted product percentage reduces the rising that also causes manufacturing cost because the electrode probability of damage increases.And, can not ignore for preventing to obscure the cost that the positive and negative electrode that forms thermoelectric element is paid.
Summary of the invention
The present invention makes in view of this problem, and its purpose is to provide a kind of electrothermal module and manufacture method thereof that can reduce manufacturing cost.
To achieve these goals, in the manufacture method of electrothermal module of the present invention, in a plurality of positive electrodes each is attached on the positive electrode linking strip by the positive electrode linking part that has separated part and corresponding each positive electrode and be provided with, to form the composite positive electrode of arranging along the positive electrode linking strip, in a plurality of negative electrodes each is attached on the negative electrode linking strip by the negative electrode linking part that has separated part and corresponding each negative electrode and be provided with, to form the compound negative electrode of arranging along the negative electrode linking strip.
Then, in engaging operation, by composite positive electrode and compound negative electrode are bonded with each other, first end of first end of each positive electrode and each negative electrode corresponding with each positive electrode is bonded with each other respectively and forms a plurality of thermoelectric elements.At this moment, each two thermoelectric element centerings that adjoin each other, closing second end of the negative electrode of another thermoelectric element in second termination of a thermoelectric element positive electrode, a plurality of thermoelectric element electricity are connected in series.
After engaging operation and finishing, in each thermoelectric element, each in a plurality of positive electrodes is connected with the positive electrode linking strip, and in a plurality of negative electrode each is connected with the negative electrode linking strip.Under this state, by carrying out separation circuit, each separated part of positive electrode linking part is disconnected so that each positive electrode separates from the positive electrode linking strip, and each separated part of negative electrode linking part is disconnected so that each negative electrode separates from the negative electrode linking strip.Consequently can access the electrothermal module that a plurality of thermoelectric element electricity are connected in series.
Promptly, by carry out engaging operation and these two operations of separation circuit a negative electrode engaged with a positive electrode and to form thermoelectric element, and a plurality of thermoelectric element electricity of formation can be connected in series.With the electrothermal module that this manufacture method is made, manufacturing process oversimplifies, manufacturing cost reduces.Because the simplification of manufacturing process and the accepted product percentage that can avoid being caused by the electrode breakage reduces.And in manufacturing process, can prevent to obscure that positive and negative electrode, result are the increases that can prevent owing to obscuring the manufacturing cost that positive and negative electrode causes.
More specifically say to be exactly, in the manufacture method of electrothermal module of the present invention, also can be with composite positive electrode and the following formation of compound negative electrode.Promptly, also can be provided with like this: in engaging operation, when compound negative electrode is engaged with composite positive electrode, so that the mode of each negative electrode bond sites in corresponding with each positive electrode linking part respectively position is configured in it on compound negative electrode.And, also can be provided with like this: in engaging operation, when compound negative electrode is engaged with composite positive electrode, make the separated part of the separated part of each positive electrode linking part and each negative electrode linking part the positive electrode linking part is clamped with the composition surface of negative electrode linking part and mutually relative mode the two is separately positioned on each positive electrode linking part and each the negative electrode linking part.At this moment, in engaging operation, the separated part of the separated part of each positive electrode linking part and each negative electrode linking part can be positioned at the positive electrode linking part clamped with the composition surface of negative electrode linking part and relative position mutually, simultaneously, composite positive electrode be bonded on the compound negative electrode.Therefore, at this moment when the separated part with the positive and negative electrode linking part disconnects, can make stress concentrate on the separated part of positive and negative electrode linking part, can prevent that positive and negative electrode is disconnected.Consequently in the manufacturing process of electrothermal module, can further improve accepted product percentage.
In the manufacture method of electrothermal module of the present invention, for example, also can be that the positive electrode linking strip is made of the first positive electrode linking strip and the second positive electrode linking strip, the negative electrode linking strip is made of the first negative electrode linking strip and the second negative electrode linking strip.At this moment, the positive electrode linking part comprises: first end of each positive electrode is attached at the first positive electrode linking part on the first positive electrode linking strip and second end of each positive electrode is attached at the second positive electrode linking part on the second positive electrode linking strip.The negative electrode linking part comprises: first end of each negative electrode is attached at the first negative electrode linking part on the first negative electrode linking strip and second end of each negative electrode is attached at the second negative electrode linking part on the second negative electrode linking strip.
Promptly, at this moment, positive electrode and negative electrode all are in first end and second end and the binding of linking strip separately and are supported, so positive electrode and negative electrode are difficult to breakage.And first rectify electrode and negative electrode engage and the second proper electrode and negative electrode to engage transfiguration easy.Therefore, can more effectively avoid the breakage of positive and negative electrode with the electrothermal module of this manufacture method manufacturing, and the joint transfiguration of positive and negative electrode is easy, can further realize reducing cost and improving accepted product percentage.
For example, under the present invention is applicable to situation with at least one electrothermal module that is formed by sintered body in composite positive electrode and the compound negative electrode, because above-mentioned manufacturing process is considerably less, so the composite positive electrode that is made of sintered body and/or the possibility of compound negative electrode breakage can be become very low.
Description of drawings
Fig. 1 is the stereogram that the manufacture method and being used to that is used to illustrate the electrothermal module of first embodiment of the invention is made the simple structure of the composite positive electrode of electrothermal module and compound negative electrode;
Fig. 2 is illustrated in the manufacture method of electrothermal module of first embodiment of the invention by engaging the vertical view that operation is in the simple structure of the composite positive electrode of the state of being bonded with each other and compound negative electrode;
Fig. 3 is the vertical view that is illustrated in the simple structure of the electrothermal module of making through separation circuit in the manufacture method of electrothermal module of first embodiment of the invention;
Fig. 4 is the stereogram that is illustrated in the simple structure of employed composite positive electrode in the manufacturing of electrothermal module of second embodiment of the invention;
Fig. 5 is the stereogram that is illustrated in the simple structure of employed compound negative electrode in the manufacturing of electrothermal module of second embodiment of the invention;
Fig. 6 is illustrated in the manufacture method of electrothermal module of second embodiment of the invention by engaging the vertical view that operation is in the simple structure of the composite positive electrode of the state of being bonded with each other and compound negative electrode;
Fig. 7 is illustrated in the manufacture method of electrothermal module of second embodiment of the invention, the vertical view of the simple structure of the electrothermal module of making through separation circuit;
Fig. 8 is the vertical view that is illustrated in the simple structure of employed composite positive electrode in the manufacturing of electrothermal module of third embodiment of the invention;
Fig. 9 is the vertical view that is illustrated in the simple structure of employed compound negative electrode in the manufacturing of electrothermal module of third embodiment of the invention;
Figure 10 is the end view that is illustrated in the negative electrode of the positive electrode of the composite positive electrode that is in the state of being bonded with each other in the manufacture method of electrothermal module of third embodiment of the invention and compound negative electrode;
Figure 11 is the cutaway view along the X-X line among Figure 10.
Embodiment
Describe the electrothermal module and the manufacture method thereof of the embodiment of the invention with reference to the accompanying drawings in detail.
The electrothermal module and the manufacture method thereof of first embodiment of the invention at first, are described based on Fig. 1 to Fig. 3.At this, Fig. 1 is used to illustrate the manufacture method of electrothermal module of first embodiment and the stereogram of making the simple structure of employed composite positive electrode of electrothermal module and compound negative electrode.Fig. 2 is the vertical view that expression is in the simple structure of the composite positive electrode of the state of being bonded with each other and compound negative electrode, and Fig. 3 is the vertical view of the simple structure of expression electrothermal module.
As shown in Figure 1, composite positive electrode 10 has this n of positive electrode 11 (1) to 11 (n) positive electrode.Below in these positive electrodes 11 each is expressed as positive electrode 11 (i), i represents 1 to n numeral.Therefore, additional each parts that subscript (i) arranged and positive electrode 11 are corresponding and exist n individual respectively.
Positive electrode 11 (i) promptly links with the first positive electrode linking strip 14 via the first positive electrode linking part 13 (i) with separated part 12 (i) at first end 11 (i) a place at the one end.In addition, positive electrode 11 (i) promptly links with the second positive electrode linking strip 17 via the second positive electrode linking part 16 (i) with separated part 15 (i) at second end 11 (i) the b place at its other end.Make the uniformly-spaced configuration between the first positive electrode linking strip 14 that is parallel to each other and the second positive electrode linking strip 17 of each positive electrode 11 (i) by this binding.Each surface (among Fig. 1, the face of downside) of positive electrode 11 (i), the first positive electrode linking part 13 (i), the first positive electrode linking strip 14, the second positive electrode linking part 16 (i) and the second positive electrode linking strip 17 is all in the same plane.Separated part 12 (i) forms the groove shape near first end 11 (i) a of positive electrode 11 (i) and at the back side of the first positive electrode linking part 13 (i) (among Fig. 1, the face of upside).Separated part 15 (i) also forms same shape near second end 11 (i) b of positive electrode 11 (i).
Compound negative electrode 20 has negative electrode 21 (1) to (n) this n negative electrode.Below similarly in these negative electrodes 21 each is expressed as negative positive electrode 21 (i) with the situation of positive electrode 11, as mentioned above, i represents 1 to n numeral.Therefore, additional each parts that subscript (i) arranged and negative electrode 21 are corresponding and exist n individual respectively.
Negative electrode 21 (i) promptly links with the first negative electrode linking strip 24 via the first negative electrode linking part 23 (i) with separated part 22 (i) at first end 21 (i) a place at the one end.In addition, negative electrode 21 (i) promptly links with the second negative electrode linking strip 27 via the second negative electrode linking part 26 (i) with separated part 25 (i) at second end 21 (i) the b place at its other end.Make the uniformly-spaced configuration between the first negative electrode linking strip 24 that is parallel to each other and the second negative electrode linking strip 27 of each negative electrode 21 (i) by this binding.Each surface (among Fig. 1, the face of upside) of negative electrode 21 (i), the first negative electrode linking part 23 (i), the first negative electrode linking strip 24, the second negative electrode linking part 26 (i) and the second negative electrode linking strip 27 is all in the same plane.Separated part 22 (i) near first end 21 (i) a of negative electrode 21 (i) and first negative electrode linking part 23 (i) back side (among Fig. 1, the face of downside) form the groove shape.Separated part 25 (i) also forms same shape near second end 21 (i) b of negative electrode 21 (i).
At this, composite positive electrode 10 is with Fe
2V
0.9Tl
0.1Metal dusts such as Al carry out the electrode that sintering forms by mechanical alloying method or pulse electrifying sintering process etc., are the sintered electrodes that is made of single or multiple metal dust.Compound negative electrode 20 is with Fe equally
2VAl
0.9Si
0.1Carrying out sintering and the electrode that forms Deng metal dust, is the sintered electrode that is made of single or multiple metal dust.
Engage in the operation, composite positive electrode 10 is moved along the direction of the arrow A in Figure 1 and the surface of composite positive electrode 10 and the surface of compound negative electrode 20 are bonded with each other.Engage for example be with copper (Cu), nickel (Ni) etc. as grafting material utilize the diffusion bond method, (ペ one ス ト bonding method) etc. carries out to be coated with the cream bonding method.
As shown in Figure 2, first end 11 (i-1) a by this joint with positive electrode 11 (i-1) engages with first end 21 (i-1) a of negative electrode 21 (i-1), and second end 21 (i-1) b of negative electrode 21 (i-1) is engaged with second end 11 (i) b of positive electrode 11 (i).And first end 11 (i) a of positive electrode 11 (i) is engaged with first end 21 (i) a of negative electrode 21 (i), second end 21 (i) b of negative electrode 21 (i) is engaged with second end 11 (i+1) b of positive electrode 11 (i+1).
Consequently being connected of negative electrode 21 (i) form thermoelectric element 31 (i) with corresponding with it by positive electrode 11 (i).Therefore, form n thermoelectric element 31 by similarly connecting n positive electrode 11 and negative electrode 21.
At this moment, in two thermoelectric elements 31 (i) and thermoelectric element 31 (i-1) of adjacency, second end 11 (i) b of the positive electrode 11 (i) of a thermoelectric element 31 (i) is engaged with second end 21 (i-1) b of the negative electrode 21 (i-1) of another thermoelectric element 31 (i-1).And in two thermoelectric elements 31 (i+1) and thermoelectric element 31 (i) of adjacency, second end 11 (i+1) b of the positive electrode 11 (i+1) of a thermoelectric element 31 (i+1) is engaged with second end 21 (i) b of the negative electrode 21 (i) of another thermoelectric element 31 (i).Consequently become the state that n thermoelectric element 31 is connected in series.
As previously mentioned, i represents 1 to n numeral, and the parts of being paid subscript (i+1) under the parts of being paid subscript (i-1) under the situation of i=1 and the situation at i=n do not exist.In the n that promptly, the is connected in series thermoelectric element 31 (1) to 31 (n), thermoelectric element 31 (1) for an end, negative electrode 21 does not engage with second end, 11 (1) b of positive electrode 11 (1), for the thermoelectric element 31 (n) of the other end, positive electrode 11 does not engage with second end 21 (n) b of negative electrode 21 (n).
In this engaged, the first positive electrode linking strip 14 and the first negative electrode linking strip 24 engaged.At this moment, separated part 12 (i) and separated part 22 (i) are mutual back-to-back positions, and the first positive electrode linking part 13 (i) engages with the second negative electrode linking part 23 (i).In addition, the second positive electrode linking strip 17 and the second negative electrode linking strip 27 engage.At this moment, similarly, separated part 15 (i) and separated part 25 (i) are mutual back-to-back positions, and the second positive electrode linking part 16 (i) engages with the second negative electrode linking part 26 (i).
After above joint operation, carry out separation circuit.In this separation circuit, positive electrode 11 (1) is clamped by anchor clamps (not shown) to (n) and negative electrode 21 (1) direction that a thermoelectric element is arranged to (n) along n.So that folding s tress concentrates on the mode of the first positive electrode linking part 13 (1) to each separated part of (n) and the first negative electrode linking part 23 (1) to each separated part of (n), with the first positive electrode linking strip 14 and the bending of the first negative electrode linking strip 24, each separated part is disconnected at separately linking part.At this moment folding s tress is owing to only concentrate on each separated part, and do not act on each positive and negative electrode, so each positive and negative electrode can be damaged in separation circuit.So just the first positive electrode linking strip 14 is separated to (n) from positive electrode 11 (1) to (n) with negative electrode 21 (1) with the first negative electrode linking strip 24.Similarly, the second positive electrode linking strip 17 is separated from each positive and negative electrode with the second negative electrode linking strip 27 with the second negative electrode linking strip 27 by bending the second positive electrode linking strip 17.
Fig. 3 represents the vertical view through the simple structure of the electrothermal module 30 of described joint operation and separation circuit manufacturing.As previously mentioned, in connecting operation, the structure of electrothermal module 30 for n thermoelectric element 31 (1) to 31 (n) is connected in series.As previously mentioned, in the n that an is connected in series thermoelectric element 31 (1) to 31 (n), for the thermoelectric element 31 (1) of an end, negative electrode 21 does not engage with second end, 11 (1) b of positive electrode 11 (1).Therefore, behind separation circuit, second end, 11 (1) b of positive electrode 11 (1) become the state of putting of establishing by cable.Similarly, in the n that an is connected in series thermoelectric element 31 (1) to 31 (n), for the thermoelectric element 31 (n) of the other end, positive electrode 11 does not engage with second end 21 (n) b of negative electrode 21 (n).Therefore behind separation circuit, second end 21 (n) b of negative electrode 21 (n) becomes the state of putting of establishing by cable.
The electrothermal module 30 of Zhi Zaoing is behind separation circuit like this, installs to positive electrode 11 (1) and negative electrode 21 (n) to be used for the electrode that is connected with external mechanical etc., and then carries out sealing with resin etc., can become thermoelectric power generation device or electronic cooler spare thus.
The electrothermal module and the manufacture method thereof of second embodiment of the invention then, are described based on Fig. 4 to Fig. 7.At this, Fig. 4 and Fig. 5 are the stereograms that is illustrated respectively in the simple structure of employed composite positive electrode and compound negative electrode in the manufacturing of electrothermal module of second embodiment.Fig. 6 is the vertical view that expression is in the simple structure of the composite positive electrode of the state of being bonded with each other and compound negative electrode, and Fig. 7 is the vertical view of the simple structure of expression electrothermal module.The structural element that has said function for the structural element with above-mentioned first embodiment is paid identical symbol and is omitted its explanation.
Among second embodiment, composite positive electrode 10 ' be with the difference of the composite positive electrode 10 of first embodiment, composite positive electrode 10 ' the do not have second positive electrode linking part 16 (1) among first embodiment is to (n) and the second positive electrode linking strip 17.In addition, compound negative electrode 20 ' be compound negative electrode 20 ' do not have the second positive electrode linking part 26 (1) of first embodiment to (n) and the second positive electrode linking strip 27 with the difference of the compound negative electrode 20 of first embodiment.
Engage in the operation, this composite positive electrode 10 ' and compound negative electrode 20 ' similarly be bonded with each other with first embodiment.At this moment, positive electrode 11 (i) and negative electrode 21 (i) and first embodiment similarly are engaged and form thermoelectric element 31 (i).With first embodiment similarly, i represents 1 to n numeral.Therefore, form n thermoelectric element 31 by similarly connecting n positive electrode 11 and negative electrode 21.As shown in Figure 6, positive electrode 11 (i) and negative electrode 21 (i) link with the first positive electrode linking strip 14 that is bonded with each other and the first negative electrode linking strip 24 via the first positive electrode linking part 13 (i) and the first negative electrode linking part 23 (i) respectively.By this binding n thermoelectric element 31 uniformly-spaced disposed along the first positive electrode linking strip 14 and the first negative electrode linking strip 24 that are bonded with each other.Positive electrode 11 (1) being connected with above-mentioned first embodiment to (n) and negative electrode 21 (1) to (n) similarly carries out, and n the thermoelectric element 31 and first embodiment similarly are connected in series.
After above joint operation, carry out separation circuit.In separation circuit, the first positive electrode linking strip 14 and the first negative electrode linking strip 24 and first embodiment similarly from positive electrode 11 (1) to (n) and negative electrode 21 (1) separated to (n), produce electrothermal module shown in Figure 7 30 '.
The electrothermal module 30 that obtains like this ' same with first embodiment, in the n that an is connected in series thermoelectric element 31 (1) to 31 (n), for the thermoelectric element 31 (1) of an end, second end, 11 (1) b of positive electrode 11 (1) become the state of putting of establishing by cable.Similarly, in the n that an is connected in series thermoelectric element 31 (1) to 31 (n), for the thermoelectric element 31 (n) of the other end, second end 21 (n) b of negative electrode 21 (n) becomes the state of putting of establishing by cable.
Electrothermal module 30 ' with first embodiment is similarly installed to positive electrode 11 (1) and negative electrode 21 (n) and is used for the electrode that is connected with external mechanical etc., and carries out sealing with resin etc., can become thermoelectric power generation device or electronic cooler spare.
The electrothermal module and the manufacture method thereof of third embodiment of the invention then, are described based on Fig. 8 to Figure 11.At this, Fig. 8 and Fig. 9 are the vertical views that is illustrated respectively in the simple structure of employed composite positive electrode and compound negative electrode in the manufacturing of electrothermal module of the 3rd embodiment.Figure 10 is the end view that expression is in the negative electrode of the positive electrode of composite positive electrode of the state of being bonded with each other and compound negative electrode, and Figure 11 is the cutaway view along the X-X line among Figure 10.
Fig. 8 represents the rear side of composite positive electrode 40.The composite positive electrode 10 of the composite positive electrode 40 and first embodiment is suitable among the 3rd embodiment.Same with first embodiment, i represent 1 to n digital the time, the positive electrode 41 (i) among the 3rd embodiment and the positive electrode 11 (i) of first embodiment are suitable, separated part 42 (i) is suitable with the separated part 12 (i) of the first positive electrode linking part 13 (i).Similarly, positive electrode linking part 43 (i) is suitable with the first positive electrode linking part 13 (i) of first embodiment, and positive electrode linking strip 44 is suitable with the first positive electrode linking strip 14.And, one end of positive electrode 41 (i) i.e., first end 41 (i) a is suitable with first end 11 (i) a of the positive electrode 11 (i) of first embodiment, and the other end of positive electrode 41 (i) is that second end 11 (i) b of positive electrode 11 (i) of second end 41 (i) b and first embodiment is suitable.
Second end 41 (n) b of positive electrode 41 (n) becomes the positive electrode side output terminal part of electrothermal module, can connect for example electric wire etc.The surface of first end 41 (i) a of positive electrode linking part 43 (i), positive electrode linking strip 44, positive electrode 41 (i) and second end 41 (i) b of positive electrode 41 (i) all is positioned at grade.On the other hand, as shown in figure 11, relative described same plane between first end 41 (i) a of positive electrode 41 (i) and second end 41 (i) b and form recess.Composite positive electrode 40 does not have the second positive electrode linking part 16 (i) that is equivalent to first embodiment and the structural element of the separated part 15 (i) and the second positive electrode linking strip 17 thereof.
Fig. 9 represents the face side of compound negative electrode 50.The compound negative electrode 20 of the compound negative electrode 50 and first embodiment is suitable among the 3rd embodiment.As described above, i represent 1 to n digital the time, the negative electrode 51 (i) among the 3rd embodiment and the negative electrode 21 (i) of first embodiment are suitable, separated part 52 (i) is suitable with the separated part 22 (i) of the first negative electrode linking part 23 (i).Similarly, negative electrode linking part 53 (i) is suitable with the first negative electrode linking part 23 (i) of first embodiment, and negative electrode linking strip 54 is suitable with the first negative electrode linking strip 24.And, one end of negative electrode 51 (i) i.e., first end 51 (i) a is suitable with first end 21 (i) a of the negative electrode 21 (i) of first embodiment, and the other end of negative electrode 51 (i) is that second end 21 (i) b of negative electrode 21 (i) of second end 51 (i) b and first embodiment is suitable.
Second end, 51 (1) b of negative electrode 51 (1) become the negative electrode side output terminal part of electrothermal module, can connect for example electric wire etc.The surface of first end 51 (i) a of negative electrode linking part 53 (i), negative electrode linking strip 54, negative electrode 51 (i) and second end 51 (i) b of negative electrode 51 (i) all is positioned at grade.On the other hand, as shown in figure 11, relative described same plane between first end 51 (i) a of negative electrode 51 (i) and second end 51 (i) b and form recess.Compound negative electrode 50 does not have and the second negative electrode linking part 26 (i) of first embodiment and separated part 25 (i) thereof and the suitable structural element of the second positive electrode linking strip 27.
Engage in the operation, this composite positive electrode 40 and compound negative electrode 50 and second embodiment similarly are engaged.Figure 10 sees the positive electrode 41 (i) behind the joint and the end view of negative electrode 51 (i) from second end 41 (i) the b side of positive electrode 41 (i).As shown in figure 10, positive electrode 41 (i) and negative electrode 51 (i) engage with first end 51 (i) a of negative electrode 51 (i) by first end 41 (i) a that makes positive electrode 41 (i) and form thermoelectric element 61 (i).As described above, i represents 1 to n numeral.Form n thermoelectric element 61 by similarly connecting n positive electrode 41 and negative electrode 51.Positive electrode 41 (i) behind the joint and negative electrode 51 (i) link with the positive electrode linking strip 44 and the negative electrode linking strip 54 that have engaged via positive electrode linking part 43 (i) and negative electrode linking part 53 (i) respectively.By this binding n thermoelectric element 61 uniformly-spaced disposed along the positive electrode linking strip 44 and the negative electrode linking strip 54 that are bonded with each other.
At this, between first end 41 (i) a and second end 41 (i) b of positive electrode 41 (i), and between first end 51 (i) a of negative electrode 51 (i) and second end 51 (i) b relative described same plane and form recess.Therefore as shown in figure 10, second end 51 (i) b of negative electrode 51 (i) engages with second end 41 (i-1) b of positive electrode 41 (i-1), and second end 41 (i) b of positive electrode 41 (i) engages with second end 51 (i+1) b of negative electrode 51 (i+1).Promptly, the centering separately of two adjacent thermoelectric elements, second end 41 (i-1) b of the positive electrode 41 (i-1) of a thermoelectric element engages with second end 51 (i) b of the negative electrode 51 (i) of another thermoelectric element.In addition, second end 41 (i) b of the positive electrode 41 (i) of a thermoelectric element engages with second end 51 (i+1) b of the negative electrode 51 (i+1) of another thermoelectric element.
Consequently n thermoelectric element 61 is connected in series.In the 3rd embodiment, same, the parts of being paid subscript (i-1) under the situation of i=1 do not exist, but second end, 51 (1) b of negative electrode 51 (1) become the negative electrode side output terminal part of electrothermal module as mentioned above, for example can connect electric wire etc.The parts of being paid subscript (i+1) under the situation of i=n do not exist, but second end 41 (n) b of positive electrode 41 (n) becomes the positive electrode side output terminal part of electrothermal module as mentioned above, can connect for example electric wire etc.
After above joint operation, carry out separation circuit.In separation circuit, positive electrode linking strip 44 and negative electrode linking strip 54 and second embodiment similarly from positive electrode 41 (1) to (n) and negative electrode 51 (1) separated to (n), produce electrothermal module.
The electrothermal module of Zhi Zaoing and first and second embodiment similarly install at positive electrode side output terminal part and negative electrode side output terminal part and are used for the electrode that is connected with external mechanical etc. like this, and carry out sealing with resin etc., can become thermoelectric power generation device or electronic cooler spare.
As the variation of the 3rd embodiment is the second positive electrode linking part 16 (i) of and first embodiment additional to composite positive electrode 40 and separated part 15 (i) thereof and the suitable structural element of the second positive electrode linking strip 17, and can to compound negative electrode 50 additional with the second negative electrode linking part 26 (i) and separated part 25 (i) thereof and the suitable structural element of the second negative electrode linking strip 27.Be set under the situation of this structure, similarly just can as long as each positive and negative electrode separated from each positive and negative electrode linking strip with first embodiment.
According to above the present invention, in an operation, just can make electrothermal module with only the positive and negative electrode linking strip being separated behind a plurality of positive and negative electrodes joints.Therefore, can realize that manufacturing process oversimplifies and reduces cost, and can prevent the electrode breakage, improve accepted product percentage.And in the manufacturing process of electrothermal module, can prevent to obscure positive and negative electrode.
According to manufacture method of the present invention, the electromotive force of a plurality of monomers that are connected in series normally ten number mV is made electrothermal module to the thermoelectric element of tens of mV, the output voltage of electrothermal module is become for example count V to about the 10V.Under the situation of the electrothermal module that carries out electronics cooling, to move, then in electric power supply line etc., can reduce power loss than higher voltage by so a plurality of thermoelectric elements being connected in series.
The present invention is not limited to the various embodiments described above, can suitably be out of shape in the scope that does not break away from its aim certainly.For example also the positive and negative electrode linking strip can be set for L word shape or oblong-shaped.At this moment, as long as to the positive and negative electrode linking strip disconnected point is set in OBL each bight etc., just can easily positive and negative electrode be separated from the positive and negative electrode linking strip.Even the positive and negative electrode linking strip is circular,, just can easily positive and negative electrode be separated from the positive and negative electrode linking strip as long as suitably disconnected point is set to the positive and negative electrode linking strip.
Claims (7)
1, a kind of manufacture method of electrothermal module, a plurality of thermoelectric element electricity that will form by engaging positive electrode and negative electrode are connected in series and constitute this electrothermal module, and the manufacture method of this electrothermal module is characterised in that,
In a plurality of described positive electrodes each is attached on the positive electrode linking strip by the positive electrode linking part that has separated part and corresponding each described positive electrode and be provided with, forming the composite positive electrode of arranging along described positive electrode linking strip,
In a plurality of described negative electrodes each is attached on the negative electrode linking strip by the negative electrode linking part that has separated part and corresponding each described negative electrode and be provided with, corresponding with the arrangement of positive electrode described in the described composite positive electrode to form, along the compound negative electrode of described negative electrode linking strip arrangement
Joint operation below carrying out: by described composite positive electrode and described Compound Negative electrode are bonded with each other; And the first end of each described positive electrode and first end corresponding to each described negative electrode of each described positive electrode are bonded with each other respectively; Form described a plurality of thermoelectric element; And; Each two thermoelectric element centerings that adjoin each other; Closing second end of the described negative electrode of another described thermoelectric element in second termination of the described positive electrode of a described thermoelectric element; Described a plurality of thermoelectric element is connected in series by electricity
Separation circuit below carrying out: each described separated part of described positive electrode linking part is disconnected, so that each described positive electrode separates from described positive electrode linking strip, and the described separated part of each of described negative electrode linking part disconnected, so that each described negative electrode separates from described negative electrode linking strip.
2, the manufacture method of electrothermal module as claimed in claim 1, it is characterized in that, in described joint operation, when described compound negative electrode is engaged with described composite positive electrode, so that each described negative electrode linking part is positioned at the mode of the position corresponding with each described positive electrode linking part respectively each described negative electrode linking part is arranged on the described compound negative electrode
In described joint operation, when described compound negative electrode is engaged with described composite positive electrode, so that the described separated part of the described separated part of each described positive electrode linking part and each described negative electrode linking part is clamped by the composition surface of described positive electrode linking part and described negative electrode linking part and the two mode respect to one another is separately positioned on each described positive electrode linking part and each described negative electrode linking part with the two
In described joint operation, the described separated part that makes the described separated part of each described positive electrode linking part and each described negative electrode linking part is bonded on described composite positive electrode on the described compound negative electrode in the composition surface of described positive electrode linking part and described negative electrode linking part is clamped and the two position respect to one another.
3, the manufacture method of electrothermal module as claimed in claim 1 is characterized in that,
Described positive electrode linking strip is made of the first positive electrode linking strip and the second positive electrode linking strip,
Described positive electrode linking part comprises: described first end of each described positive electrode is attached at the first positive electrode linking part on the described first positive electrode linking strip and described second end of each described positive electrode is attached at the second positive electrode linking part on the described second positive electrode linking strip
Described negative electrode linking strip is made of the first negative electrode linking strip and the second negative electrode linking strip,
Described negative electrode linking part comprises: described first end of each described negative electrode is attached at the first negative electrode linking part on the described first negative electrode linking strip and described second end of each described negative electrode is attached at the second negative electrode linking part on the described second negative electrode linking strip.
4, the manufacture method of electrothermal module as claimed in claim 1 is characterized in that, among described composite positive electrode and the described compound negative electrode at least one formed by sintered body.
5, a kind of electrothermal module, a plurality of thermoelectric element electricity that will form by engaging positive electrode and negative electrode are connected in series and constitute, it is characterized in that,
Under the state before forming described thermoelectric element, each in a plurality of described positive electrodes constitutes composite positive electrode by having separated part and being attached on the positive electrode linking strip corresponding to the positive electrode linking part that each described positive electrode is provided with,
Under the state before forming described thermoelectric element, each in a plurality of described negative electrodes constitutes composite positive electrode by having separated part and being attached on the negative electrode linking strip corresponding to the negative electrode linking part that each described negative electrode is provided with,
By described composite positive electrode and described compound negative electrode are bonded with each other, and first end of each described positive electrode and first end corresponding to each described negative electrode of each described positive electrode be bonded with each other respectively and form each described thermoelectric element,
Described electrothermal module is following manufactured: when described composite positive electrode and described compound negative electrode are bonded with each other, each described thermoelectric element centering that adjoins each other, closing second end of the described negative electrode of another described thermoelectric element in second termination of the described positive electrode of a described thermoelectric element, described a plurality of thermoelectric element electricity is connected in series, and each described separated part of described positive electrode linking part is disconnected, so that each described positive electrode separates from described positive electrode linking strip, and the described separated part of each of described negative electrode linking part disconnected, so that each described negative electrode separates from described negative electrode linking strip.
6, electrothermal module as claimed in claim 5 is characterized in that,
Described positive electrode linking strip is made of the first positive electrode linking strip and the second positive electrode linking strip,
Described positive electrode linking part comprises: described first end of each described positive electrode is attached at the first positive electrode linking part on the described first positive electrode linking strip and described second end of each described positive electrode is attached at the second positive electrode linking part on the described second positive electrode linking strip
Described negative electrode linking strip is made of the first negative electrode linking strip and the second negative electrode linking strip.
Described negative electrode linking part comprises: described first end of each described negative electrode is attached at the first negative electrode linking part on the described first negative electrode linking strip and described second end of each described negative electrode is attached at the second negative electrode linking part on the described second negative electrode linking strip.
7, electrothermal module as claimed in claim 5 is characterized in that, at least one among described composite positive electrode and the described compound negative electrode is made of sintered body.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
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| JP179608/2007 | 2007-07-09 | ||
| JP2007179608A JP4929081B2 (en) | 2007-07-09 | 2007-07-09 | Thermoelectric module manufacturing method and thermoelectric module |
| PCT/JP2008/062098 WO2009008336A1 (en) | 2007-07-09 | 2008-07-03 | Thermoelectric module, and thermoelectric module manufacturing method |
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| CN101689596A true CN101689596A (en) | 2010-03-31 |
| CN101689596B CN101689596B (en) | 2011-08-10 |
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| CN200880024014XA Active CN101689596B (en) | 2007-07-09 | 2008-07-03 | Thermoelectric module, and thermoelectric module manufacturing method |
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| JP (1) | JP4929081B2 (en) |
| KR (1) | KR101380081B1 (en) |
| CN (1) | CN101689596B (en) |
| WO (1) | WO2009008336A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103959495A (en) * | 2011-11-30 | 2014-07-30 | 日本恒温器株式会社 | Thermoelectric conversion module |
| WO2017219537A1 (en) * | 2016-06-20 | 2017-12-28 | 意力(广州)电子科技有限公司 | Self-generating display panel for generating electricity based on temperature difference, and electronic device |
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| JPS586187A (en) * | 1981-07-02 | 1983-01-13 | Citizen Watch Co Ltd | Manufacture of thermopile |
| JPS5814586A (en) * | 1981-07-17 | 1983-01-27 | Citizen Watch Co Ltd | Manufacture of thermopile |
| JPH08139371A (en) * | 1994-11-02 | 1996-05-31 | Paloma Ind Ltd | Manufacture of series thermocouple |
| JPH08139370A (en) * | 1994-11-10 | 1996-05-31 | Sharp Corp | Manufacture of thermoelectric transducer |
| JP3982080B2 (en) * | 1997-12-05 | 2007-09-26 | 松下電工株式会社 | Thermoelectric module manufacturing method and thermoelectric module |
| JP4395733B2 (en) * | 2004-05-21 | 2010-01-13 | パナソニック電工株式会社 | Thermoelectric conversion element module manufacturing method and electrode structure used in thermoelectric conversion element module manufacturing method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103959495A (en) * | 2011-11-30 | 2014-07-30 | 日本恒温器株式会社 | Thermoelectric conversion module |
| CN103959495B (en) * | 2011-11-30 | 2016-09-14 | 日本恒温器株式会社 | Thermoelectric conversion module |
| WO2017219537A1 (en) * | 2016-06-20 | 2017-12-28 | 意力(广州)电子科技有限公司 | Self-generating display panel for generating electricity based on temperature difference, and electronic device |
Also Published As
| Publication number | Publication date |
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| CN101689596B (en) | 2011-08-10 |
| JP4929081B2 (en) | 2012-05-09 |
| KR101380081B1 (en) | 2014-04-01 |
| KR20100040842A (en) | 2010-04-21 |
| WO2009008336A1 (en) | 2009-01-15 |
| JP2009016730A (en) | 2009-01-22 |
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