CN202582768U - High-precision and high-stability thermoelectric conducting wire harness connecting device - Google Patents
High-precision and high-stability thermoelectric conducting wire harness connecting device Download PDFInfo
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- CN202582768U CN202582768U CN201220200426.8U CN201220200426U CN202582768U CN 202582768 U CN202582768 U CN 202582768U CN 201220200426 U CN201220200426 U CN 201220200426U CN 202582768 U CN202582768 U CN 202582768U
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- thermocouple wire
- wire
- connector
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Abstract
The utility model discloses a high-precision and high-stability thermoelectric conducting wire harness connecting device which comprises a thermocouple wire, a connector and high-conductivity metalworks arranged inside the connector. The thermocouple wire comprises a heatproof insulating layer made of a PVC material, and a first thermocouple wire and a second thermocouple wire wrapped in the heatproof insulating layer. The connector is respectively connected with the first thermocouple wire and the second thermocouple wire through the high-conductivity metalworks. The first thermocouple wire is used as a positive pin, and a core wire material of the first thermocouple wire uses pure copper. The second thermocouple wire is used as a negative pin, and a core wire of the second thermocouple wire uses nickel-copper alloy. According to the utility model, under the condition of not changing the shape of the original wire harness connector, the thermoelectric conductivity is enhanced, so that the high-precision and high-stability thermoelectric conducting wire harness connecting device has the advantages of good linearity, large thermoelectromotive force, high sensitivity, good stability and uniformity, strong antioxidation performance, and the like, the high-precision and high-stability thermoelectric conducting wire harness connecting device can be used in an oxidizing inert atmosphere, and substantially improves the thermal conductance effect, and even the high-precision and high-stability thermoelectric conducting wire harness connecting device is used for a long time, the connectivity abnormity, the connector and thermocouple wire damages, and other phenomena do not occur.
Description
Technical field
The utility model relates to a kind of thermoelectric conduction wire harness, what be specifically related to is high-precision, the high stable conduction wire harness of a kind of use on injection-moulding device.
Background technology
Thermopair is that one of the most frequently used detector unit is gone up in industry; It is minimum that traditional hot conductivity wire harness heat between middle low temperature plays electric power, and it is inaccurate to measure temperature below 600 degree, because the thermopower value makes its sensitivity not good for a short time; Electromotive force value linearity is not good, and expensive.
Once more; Existing thermopair wire harness since between middle low temperature heat to play electric power minimum, so from-200～1300 ℃ can not continuous coverage, its precision is low; Temperature property is poor; Make that under long situation, to occur switching performance easily unusual, and phenomenons such as connector and thermocouple wire damage occur, shortened its serviceable life.
The utility model content
For overcoming the deficiency that exists on the prior art, the utility model purpose is to be a kind of thermoelectric conductive performance that strengthened, and it is good to make it have the linearity; Thermopower is bigger; Antioxygenic property is strong, and is highly sensitive, the thermoelectric conduction of the high-precision preferably high stable of stability and homogeneity wire harness coupling arrangement; Its measuring accuracy is high, long service life.
To achieve these goals, the utility model is to realize through following technical scheme:
The thermoelectric conduction of high-precision high stable wire harness coupling arrangement; Comprise thermocouple wire, connector and be arranged on the inner high conduction metalwork of connector; It is characterized in that; Said thermocouple wire comprises the heat-resistant insulating layer of PVC material and is wrapped in first thermocouple wire and second thermocouple wire in the heat-resistant insulating layer that said connector is connected with second thermocouple wire with first thermocouple wire respectively through the high conduction metalwork;
Said first thermocouple wire is positive pin, and what its heart yearn material adopted is fine copper; Said second thermocouple wire is negative pin, and it is cupronickel that its heart yearn adopts material, has strengthened thermoelectric conductive performance, and its serviceability temperature is-200～1300 ℃, is made with special heat-resistant PVC outward.
According to the thermoelectric conduction of above-mentioned high-precision high stable wire harness coupling arrangement, wherein, what the material of said connector adopted is nylon material, and to be that phosphor bronze is gold-plated be made said high conduction metalwork.
According to the thermoelectric conduction of above-mentioned high-precision high stable wire harness coupling arrangement, wherein, be for being made by 55% copper with 45% nickel at said cupronickel; Having strengthened thermoelectric conductive performance, to make it have the linearity good; Thermopower is bigger, and is highly sensitive, and stability and homogeneity are better.
The utility model is changed the inner structure and the material of wire harness under the situation that does not change script Wiring harness connector external form, has strengthened thermoelectric conductive performance and has made; It is good that it has the linearity, and thermopower is bigger, highly sensitive; Stability and homogeneity are better; Antioxygenic property is strong, and advantages such as low price can be used for the oxidisability inert atmosphere; The inner metal terminal of its connector is that the high conduction metalwork adopts the gold-plated processing of phosphor bronze, has improved the effect of thermal conductance greatly, and also can not switching performance to occur unusual even under situation for a long time, use, and phenomenons such as connector and thermocouple wire damage can not occur.
Description of drawings
Specify the utility model below in conjunction with accompanying drawing and embodiment;
Fig. 1 is the front elevation of the utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with embodiment, further set forth the utility model.
Referring to Fig. 1; The thermoelectric conduction of the high-precision high stable of the utility model wire harness coupling arrangement; The high conduction metalwork 3 that comprises high performance thermocouple wire 1 and connector 2 and connector 2 inside, said high-performance thermocouple wire 1 comprise that the heat-resistant PVC heat-resistant insulating layer that is made and two thermocouple wires that are wrapped in the heat-resistant insulating layer are first thermocouple wire and second thermocouple wire, and first thermocouple wire is red thermocouple wire; It is made with fine copper as positive pin; Second thermocouple wire is the white hot amphitene, and it is made with cupronickel as negative pin, and its serviceability temperature is-200～1300 ℃; This cupronickel is 55% copper and 45% nickel, and having strengthened thermoelectric conductive performance, to make it have the linearity good, and thermopower is bigger, and is highly sensitive, and stability and homogeneity are better, and antioxygenic property is strong, and advantages such as low price can be used for the oxidisability inert atmosphere.
In the present embodiment; Connector is that the good nylon material of heat-proof quality that adopts is made; And being arranged on the inner high conduction metalwork of connector, it has adopted as metal terminal, and phosphor bronze is gold-plated to be made, and makes it improve the effect of thermal conductance greatly; Even it is unusual under long-time situation about using, also can not switching performance to occur, phenomenons such as connector and thermocouple wire damage can not appear.
First thermocouple wire of present embodiment is connected with metal terminal respectively with the end of second thermocouple wire, under the situation that does not change script Wiring harness connector external form, the inner structure and the material of wire harness is changed; Change to 55% copper and 45% nickel by original aldary, having strengthened thermoelectric conductive performance, to make it have the linearity good, and thermopower is bigger; Highly sensitive, stability and homogeneity are better, and antioxygenic property is strong; Advantages such as low price can be used for the oxidisability inert atmosphere; The inner metal terminal of its connector adopts gold-plated processing, has improved the effect of thermal conductance greatly, even it is unusual under long-time situation about using, also can not switching performance to occur, phenomenons such as connector damage can not occur.
Because of thermopair directly contacts with measurand, do not receive the influence of intermediate medium, measurement range is wide.But this thermopair wire harness is from-200～1300 ℃ of equal continuous coverages, and simple structure is easy to use.Thermopair normally is made up of two kinds of different metallic silks, and does not receive the restriction of size and beginning, and protective casing is arranged outward, uses very convenient.
More than show and described ultimate principle of the utility model and the advantage of principal character and the utility model.The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the instructions that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (3)
1. the thermoelectric conduction of high-precision high stable wire harness coupling arrangement; Comprise the thermoelectric conduction of high-precision high stable wire harness coupling arrangement; Comprise thermocouple wire, connector and be arranged on the inner high conduction metalwork of connector; It is characterized in that said thermocouple wire comprises the heat-resistant insulating layer of PVC material and be wrapped in first thermocouple wire and second thermocouple wire in the heat-resistant insulating layer that said connector is connected with second thermocouple wire with first thermocouple wire respectively through the high conduction metalwork;
Said first thermocouple wire is positive pin, and what its heart yearn material adopted is fine copper; Said second thermocouple wire is negative pin, and it is cupronickel that its heart yearn adopts material.
2. the thermoelectric conduction of high-precision high stable according to claim 1 wire harness coupling arrangement is characterized in that what the material of said connector adopted is nylon material.
3. the thermoelectric conduction of high-precision high stable according to claim 1 wire harness coupling arrangement is characterized in that, to be that phosphor bronze is gold-plated be made said high conduction metalwork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220200426.8U CN202582768U (en) | 2012-05-07 | 2012-05-07 | High-precision and high-stability thermoelectric conducting wire harness connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220200426.8U CN202582768U (en) | 2012-05-07 | 2012-05-07 | High-precision and high-stability thermoelectric conducting wire harness connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202582768U true CN202582768U (en) | 2012-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220200426.8U Expired - Fee Related CN202582768U (en) | 2012-05-07 | 2012-05-07 | High-precision and high-stability thermoelectric conducting wire harness connecting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202582768U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661813A (en) * | 2012-05-07 | 2012-09-12 | 昆山爱光电子有限公司 | High-precision high-stability thermoelectric conduction harness connecting device |
-
2012
- 2012-05-07 CN CN201220200426.8U patent/CN202582768U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661813A (en) * | 2012-05-07 | 2012-09-12 | 昆山爱光电子有限公司 | High-precision high-stability thermoelectric conduction harness connecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20180507 |