CN204584262U - A kind of can the thermoelectric unit building mortion of automatic demoulding - Google Patents
A kind of can the thermoelectric unit building mortion of automatic demoulding Download PDFInfo
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- CN204584262U CN204584262U CN201520143634.2U CN201520143634U CN204584262U CN 204584262 U CN204584262 U CN 204584262U CN 201520143634 U CN201520143634 U CN 201520143634U CN 204584262 U CN204584262 U CN 204584262U
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- type thermoelectric
- thermoelectric arm
- cuboid
- groove
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Abstract
The utility model discloses a kind of can the thermoelectric unit building mortion of automatic demoulding.Base center has groove, and bottom punch comprises cuboid former and is connected to the push rod of cuboid former both sides, and have kidney-shaped groove in the groove that cuboid former is entrenched in base, two vertical push rods are through hole separately, base groove both sides; N-type thermoelectric arm former and P type thermoelectric arm former are arranged on the cuboid former of bottom punch side by side, be provided with upper punch above N-type thermoelectric arm former and P type thermoelectric arm former, two drifts under upper punch are each passed through the cavity hole on N-type thermoelectric arm former and P type thermoelectric arm former.The mode that the utility model modularization is installed, can manufacture the thermoelectric unit of the thermoelectric arm needing different-diameter size, utilizes thermoelectric arm former to be affixed the method embedding side by side base, can make the sample after shaping and thermoelectric arm smooth and neat towards rule; And can fast demoulding, enhance productivity.
Description
Technical field
The utility model relates to a kind of thermoelectricity building mortion, especially relate to a kind of can the thermoelectric unit building mortion of automatic demoulding.
Background technology
Pyroelectric technology is the Seebeck effect utilizing semi-conducting material, heat energy is converted into the technology of electric energy, is a kind of all solid state power conversion mode, without the need to chemical reaction or fluid media (medium), in power generation process, thus has the advantages such as economy, environmental protection and convenience.Thermoelectric unit refers to a kind of structure coupled together by flow deflector one end of N-type thermoelectric semiconductor and P type thermoelectric semiconductor material, is the important component part of traditional thermoelectric generator.According to Seebeck effect, paltie effect and fourier effect, by applying certain temperature difference at the two ends of thermoelectric unit, certain thermoelectromotive force can be produced at the open end of thermoelectric unit.
Industrial thermoelectric unit uses step-wise preparation method usually, namely first prepares N-type thermoelectric arm and P type thermoelectric arm, then flow deflector obtained with punching press respectively welds.Wherein the preparation of thermoelectric arm is generally and first extrudes block disk, then cuts out required thermoelectric arm with traditional Linear cut on disk.This preparation method not only consumes a large amount of time, also can produce a large amount of cutting clouts, reduces the utilization rate of material, and N-type thermoelectric arm and the thermoelectric arm out-of-flatness of P type usually appear in the obtained thermoelectric unit of substep welding and towards irregular phenomenon.
Chinese utility model patent (application number CN200810239624.3) discloses a kind of preparation method with the micro thermoelectric device of high aspect ratio thermoelectric arm.The method utilizes to be machined on glass flake produces groove, and utilize photoetching and magnetron sputtering technique to make the electrochemical deposition of interdigital electrode control P type and N-type thermoelectric material respectively in face on a monocrystaline silicon substrate, thus produce the P type and N-type thermoelectric that are alternately arranged.This device accurately can control the technological parameter such as length and thickness of thermoelectric arm, but process time long (7 ~ 30 hours) and the processing of other P of micro-nano, N-type thermoelectric arm can only be used for.
Utility model content
In order to solve Problems existing in background technology, the purpose of this utility model be to provide a kind of can the thermoelectric unit building mortion of automatic demoulding, have that structure is simple, N-type and P type thermoelectric arm controlled diameter, shaping sample bonding strength be high, regular shape, one-shot forming and automatic demoulding feature.
The technical solution adopted in the utility model is:
The utility model comprises base, bottom punch, N-type thermoelectric arm former, P type thermoelectric arm former and upper punch, base center has groove, bottom punch comprises the push rod being positioned at middle cuboid former and being connected to cuboid former both sides, cuboid former is entrenched in the groove of base, cuboid former has kidney-shaped groove, two vertical push rods through hole separately, base groove both sides, thus realize moving up and down of bottom punch; N-type thermoelectric arm former and P type thermoelectric arm former are arranged on the cuboid former of bottom punch side by side, be provided with upper punch above N-type thermoelectric arm former and P type thermoelectric arm former, two drifts under upper punch are each passed through the cavity hole on N-type thermoelectric arm former and P type thermoelectric arm former.
Depth of groove on described base is greater than the thickness of bottom punch cuboid former, is also entrenched in the groove on base to make N-type thermoelectric arm former and P type thermoelectric arm former simultaneously.
The cavity hole of described N-type thermoelectric arm former is circular, identical and coaxial with the semicircle aperture on the right of bottom punch kidney-shaped groove.
The cavity hole of described P type thermoelectric arm former is circular, identical and coaxial with the semicircle aperture on the bottom punch kidney-shaped groove left side.
Described N-type thermoelectric arm former is identical with the thickness of P type thermoelectric arm former.
Described N-type thermoelectric arm former is not constrained to identical with P type thermoelectric arm cavity space bore dia.
The punch length of described upper punch is greater than the thickness of described N-type thermoelectric arm former and P type thermoelectric arm former.
The beneficial effects of the utility model are:
(1) the utility model utilizes N-type thermoelectric arm former and P type thermoelectric arm former to be superimposed upon method on bottom punch, can make thermoelectric unit integral forming.
(2) the utility model utilizes N-type thermoelectric arm former and P type thermoelectric arm former to be affixed the method embedding side by side base, and sample N-type thermoelectric arm and P type thermoelectric arm after shaping can be made smooth and neat towards rule.
(3) the utility model equipment is simple, replaceable parts, can be adapted to the manufacture of thermoelectric unit of different-diameter P, N-type thermoelectric arm.
(4) the utility model adopts underneath type push rod, can fast demoulding, improves production efficiency.
Accompanying drawing explanation
Fig. 1 is assembly structure schematic diagram of the present utility model.
Fig. 2 is demoulding schematic diagram of the present utility model.
Fig. 3 is base sectional view of the present utility model.
Fig. 4 is bottom punch structure chart of the present utility model.
Fig. 5 is upper punch structure chart of the present utility model.
Fig. 6 is thermoelectric unit sample structure figure of the present utility model.
In figure: 1. base, 2. bottom punch, 3. upper punch, 4. N-type thermoelectric arm former, 5. P type thermoelectric arm former, 6. thermoelectric unit sample.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described further.
As shown in Figures 1 to 3, base 1 center has groove, bottom punch 2 comprises the push rod being positioned at middle cuboid former and being connected to cuboid former both sides, cuboid former is entrenched in the groove of base 1, as shown in Figure 4, cuboid former has kidney-shaped groove, two vertical push rods through hole separately, base 1 groove both sides, thus realize moving up and down of bottom punch 2; N-type thermoelectric arm former 4 and P type thermoelectric arm former 5 are arranged on the cuboid former of bottom punch 2 side by side, above N-type thermoelectric arm former 4 and P type thermoelectric arm former 5, upper punch 3 is installed, as shown in Figure 5, upper punch 3 has two drifts, and two drifts under upper punch 3 are each passed through the cavity hole on N-type thermoelectric arm former 4 and P type thermoelectric arm former 5.The cavity hole of N-type thermoelectric arm former 4 and P type thermoelectric arm former 5 and the kidney-shaped groove of cuboid former, built with flow deflector material powder, deviate to be formed last thermoelectric unit sample 6 as shown in Figure 6 by upper punch 3 pressing mold.
As shown in Figures 2 and 3, the depth of groove on base 1 is greater than the thickness of bottom punch 2 cuboid former, is also entrenched in the groove on base 1 to make N-type thermoelectric arm former 4 and P type thermoelectric arm former 5 simultaneously.
As shown in Figure 2 and Figure 4, the cavity hole of preferred N-type thermoelectric arm former 4 is circular, identical and coaxial with the semicircle aperture on the right of bottom punch 2 kidney-shaped groove.
As shown in Figure 2 and Figure 4, the cavity hole of preferred P type thermoelectric arm former 5 is circular, identical and coaxial with the semicircle aperture on the bottom punch 2 kidney-shaped groove left side.
N-type thermoelectric arm former 4 is identical with the thickness of P type thermoelectric arm former 5, but N-type thermoelectric arm former 4 is not necessarily identical with P type thermoelectric arm former 5 cavity hole diameter, can be not identical.
The punch length of upper punch 3 is greater than the thickness of described N-type thermoelectric arm former 4 and P type thermoelectric arm former 5, is conducive to shaping thermoelectric unit sample 6 to carry out the demoulding.
For explaining the utility model content of the present utility model, Characteristic further, enumerating following examples, and coordinating accompanying drawing to be described in detail as follows:
Embodiment 1: as shown in Figure 1, first embeds bottom punch 2 in base 1, and the groove of the lower surface of bottom punch 2 and base 1 is affixed.Again the powder of flow deflector material (be copper, copper-based material and titanium aluminum vanadium alloy etc.) is put into the groove of bottom punch 2, fill out and be tight compact, make the upper end of flow deflector material powder concordant with the upper surface of bottom punch 2.Then N-type thermoelectric arm former 4 and P type thermoelectric arm former 5 are embedded in the groove of base 1 side by side, then N-type thermoelectric arm powder and P type thermoelectric arm powder are put into the die cavity of N-type thermoelectric arm former 4 and P type thermoelectric arm former 5.Press down upper punch 3 by N-type thermoelectric arm powder and P type thermoelectric arm powder compaction.By methods such as hot pressing or discharge plasma sinterings (SPS), thermoelectric arm powder and flow deflector powder are sintered.
As shown in Figure 2, after the heat-insulation pressure keeping of certain hour, thermoelectric unit sample 6 has sintered.Close heating system, utilize the push rod of bottom punch 2 both sides to make bottom punch 2 increase, decline upper punch 3 simultaneously, make thermoelectric unit sample 6 demoulding.
Thermoelectric unit sample 6 shape machined as shown in Figure 6, repeats above-mentioned operation, can realize Continuous maching.
The utility model adopts the mode that modularization is installed thus, can manufacture the thermoelectric unit of the thermoelectric arm needing different-diameter, utilizes thermoelectric arm former to be affixed the method embedding side by side base, can make the sample after shaping and thermoelectric arm smooth and neat towards rule; And can fast demoulding, enhance productivity, there is significant technique effect.
Above-mentioned detailed description of the invention is used for explaining and the utility model is described; instead of the utility model is limited; in the protection domain of spirit of the present utility model and claim, any amendment make the utility model and change, all fall into protection domain of the present utility model.
Claims (7)
1. one kind can the thermoelectric unit building mortion of automatic demoulding, it is characterized in that: comprise base (1), bottom punch (2), N-type thermoelectric arm former (4), P type thermoelectric arm former (5) and upper punch (3), base (1) center has groove, bottom punch (2) comprises the push rod being positioned at middle cuboid former and being connected to cuboid former both sides, cuboid former is entrenched in the groove of base (1), cuboid former has kidney-shaped groove, two vertical push rods are through hole separately, base (1) groove both sides, thus realize moving up and down of bottom punch (2), N-type thermoelectric arm former (4) and P type thermoelectric arm former (5) are arranged on the cuboid former of bottom punch (2) side by side, N-type thermoelectric arm former (4) and P type thermoelectric arm former (5) top are provided with upper punch (3), and two drifts under upper punch (3) are each passed through the cavity hole on N-type thermoelectric arm former (4) and P type thermoelectric arm former (5).
2. according to claim 1 a kind of can the thermoelectric unit building mortion of automatic demoulding, it is characterized in that: the depth of groove on described base (1) is greater than the thickness of bottom punch (2) cuboid former, be also entrenched in the groove on base (1) to make N-type thermoelectric arm former (4) and P type thermoelectric arm former (5) simultaneously.
3. according to claim 1 a kind of can the thermoelectric unit building mortion of automatic demoulding, it is characterized in that: the cavity hole of described N-type thermoelectric arm former (4) is for circular, identical and coaxial with the semicircle aperture on the right of bottom punch (2) kidney-shaped groove.
4. according to claim 1 a kind of can the thermoelectric unit building mortion of automatic demoulding, it is characterized in that: the cavity hole of described P type thermoelectric arm former (5) is for circular, identical and coaxial with the semicircle aperture on bottom punch (2) the kidney-shaped groove left side.
5. according to claim 1 a kind of can the thermoelectric unit building mortion of automatic demoulding, it is characterized in that: described N-type thermoelectric arm former (4) is identical with the thickness of P type thermoelectric arm former (5).
6. according to claim 1 a kind of can the thermoelectric unit building mortion of automatic demoulding, it is characterized in that: described N-type thermoelectric arm former (4) is not constrained to identical with P type thermoelectric arm former (5) cavity hole diameter.
7. according to claim 1 a kind of can the thermoelectric unit building mortion of automatic demoulding, it is characterized in that: the punch length of described upper punch (3) is greater than described N-type thermoelectric arm former (4) and the thickness of P type thermoelectric arm former (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520143634.2U CN204584262U (en) | 2015-03-14 | 2015-03-14 | A kind of can the thermoelectric unit building mortion of automatic demoulding |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520143634.2U CN204584262U (en) | 2015-03-14 | 2015-03-14 | A kind of can the thermoelectric unit building mortion of automatic demoulding |
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| CN204584262U true CN204584262U (en) | 2015-08-26 |
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| CN201520143634.2U Expired - Fee Related CN204584262U (en) | 2015-03-14 | 2015-03-14 | A kind of can the thermoelectric unit building mortion of automatic demoulding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772457A (en) * | 2015-03-14 | 2015-07-15 | 浙江大学 | Thermoelectric unit forming device with automatic de-molding function |
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2015
- 2015-03-14 CN CN201520143634.2U patent/CN204584262U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104772457A (en) * | 2015-03-14 | 2015-07-15 | 浙江大学 | Thermoelectric unit forming device with automatic de-molding function |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20160314 |
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| CF01 | Termination of patent right due to non-payment of annual fee |