CN208254668U - A kind of pin type temperature sensor - Google Patents
A kind of pin type temperature sensor Download PDFInfo
- Publication number
- CN208254668U CN208254668U CN201820841318.6U CN201820841318U CN208254668U CN 208254668 U CN208254668 U CN 208254668U CN 201820841318 U CN201820841318 U CN 201820841318U CN 208254668 U CN208254668 U CN 208254668U
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- Prior art keywords
- protection pipe
- temperature sensor
- pin type
- type temperature
- resistive element
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Abstract
The utility model relates to a kind of pin type temperature sensors, including protection pipe and data transfer components, the data transfer components include two data transmission lines, one end of the protection pipe is open end, its other end is closed end, resistive element is set in the closed end, two resistive conductors are arranged in the resistive element, a heat-shrink tube is respectively arranged outside two resistive conductors, ensure that short circuit does not occur for two resistive conductors, described two heat-shrink tube peripheries are arranged casing, ensure two resistive conductors and protection pipe insulation, filled layer is arranged in the open end of the protection pipe, the closed end of the protection pipe and the diameter of single-ended glass seal resistance are small, protection pipe uses stainless steel material, with being quick on the draw, the characteristics of excellent insulating property.
Description
Technical field
The utility model belongs to temperature sensor technology field, relates in particular to a kind of pin type temperature sensor.
Background technique
Temperature is to characterize the physical quantity of the cold and hot degree of object, is a critically important and universal survey during industrial and agricultural production
Measure parameter.The measurement and control of temperature are national to guarantee product quality, raising production efficiency, energy saving, production safety, promotion
Expanding economy is played the role of very important.Due to the generality of temperature measurement, the quantity of temperature sensor is in various sensings
It ranks first in device, accounts for about 50%.Temperature sensor is to vary with temperature to change certain characteristic to measure indirectly by object.
Many materials, element characteristic all variation with temperature and change, so the material that can make temperature sensor is quite a lot of.Temperature passes
Sensor causes what physical parameter changed to have with temperature: expansion, resistance, capacitor and electromotive force, magnetic property, frequency, optical characteristics
And thermal noise etc..With the development of production, New temperature sensor can also be continued to bring out.The reaction of current temperature sensor
Time is long, is not able to satisfy production requirement, and the variation for how enabling to temperature sensor to be capable of quick accurate reaction temperature is
Our problems to be solved.
Utility model content
For various deficiencies of the prior art, it is proposed that a kind of pin type temperature sensor can fast, accurately react temperature
The variation of degree.
To achieve the above object, the utility model provides the following technical solutions:
A kind of pin type temperature sensor, including protection pipe and data transfer components, the data transfer components include two
Identical data line, one end of the protection pipe are open end, and the other end is closed end, and electricity is arranged in the closed end
Resistance element, two resistive conductors are connected on the resistive element, and described two resistive conductors and two data transmission lines correspond company
It connects to form two tie points, and two tie points are respectively positioned on the inside of the protection pipe, the periphery of described two resistive conductors is each
It is arranged a heat-shrink tube, meanwhile, casing, the open end of the two datas transmission line and protection pipe are arranged outside two heat-shrink tubes
Joint is equipped with filled layer.
Further, the resistive element uses single-ended glass seal resistance.
Further, the protection pipe is made using stainless steel material.
Further, described two tie points are arranged along the length direction of protection pipe, and are equipped with gap between the two.
Further, the periphery of the resistive element is equipped with coated layer, and the coated layer is located at resistive element and protection pipe is sealed
Between closed end.
Further, the filled layer uses casting resin, is sealed to the open end of protection pipe.
The beneficial effects of the utility model are:
1, resistive element uses single-ended glass seal resistance, and diameter is minimum, and the closed end diameter of protection pipe is small, temperature sense institute
It takes time short, is quick on the draw.
2, the periphery of resistive element is equipped with the coated layer that insulating resin is formed, and while protective resistance element, improves electricity
The dielectric level of resistance element.
3, protection pipe uses stainless steel material, and corrosion resistance is strong, and material easily obtains, and heating conduction is good.
4, filled layer uses casting resin, and heating conduction is superior, product can be made quickly to incude ambient temperature variation, together
When, it, can also in ambient temperature hot and cold alternation since stainless steel tube is different with the coefficient of expansion of the encapsulating compound glass of glass envelope resistance
To play buffer function.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
In attached drawing: 1- protection pipe, 2- data line, 3- resistive element, 4- coated layer, 5- heat-shrink tube, 6- casing, 7-
One tie point, the second tie point of 8-, 9- filled layer.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, below with reference to the utility model
Attached drawing carries out clear, complete description to the technical solution of the utility model, and based on the embodiment in the application, this field is general
Logical technical staff other similar embodiments obtained without making creative work, all should belong to the application
The range of protection.
The utility model is described in further detail with preferred embodiment with reference to the accompanying drawing.
Embodiment one:
As shown in Figure 1, a kind of pin type temperature sensor, including protection pipe 1 and data transfer components, the data transmission group
Part includes two data lines 2, and the temperature sense component includes protection pipe 1, and one end of the protection pipe 1 is open end,
The other end is closed end, and resistive element 3 is arranged in the closed end, and the periphery setting coated layer 4 of the resistive element 3 is described
Between resistive element and closed end, the coated layer 4 in the present embodiment is made coated layer 4 using dielectric resin material, described
Two resistive conductors are connected on resistive element 3, two resistive conductors and two data lines 2 connect one to one to form two companies
Contact, two tie points are respectively formed the first tie point 7 and the second tie point 8 by welding in the present embodiment.Described two electricity
Resistance line periphery is arranged casing 6 respectively, meanwhile, heat-shrink tube 5 is arranged in the periphery of two casings 6, with two at 1 nozzle of protection pipe
Filled layer 9 is set between root data line 2, and filled layer 9 is sealed the open end of protection pipe 1.
In the present embodiment, the resistive element 3 uses single-ended glass seal resistance, and described sleeve pipe 6 uses polytetrafluoroethylene (PTFE) material
It is made, is resistant to high temperature and low temperature, and two resistive conductors are effectively insulated, prevent both from touching generation short circuit.At two
The periphery of casing 6, to heat-shrink tube 5 is arranged at the nozzle of 1 wide end of protection pipe from resistive element 3, to ensure 7 He of the first tie point
Second tie point 8 is not in contact with protection pipe 1.Preferably, the length of the first tie point 7 and the second tie point 8 along protection pipe 1
It spends direction and is equipped with interval, therefore, the position of this pin type temperature sensor changes anyway, can avoid the first tie point 7
It is in contact with the second tie point 8, prevents short circuit phenomenon.Filled layer 9 is made using casting resin material, by protection pipe 1
Open end be sealed, completely cut off steam, meanwhile, such casting resin have good heating conduction, pin type temperature can be made
Inductor quickly incudes ambient temperature variation.
The utility model is described in detail above, it is described above, only the preferred embodiment of the utility model and
, when the utility model practical range cannot be limited, i.e., all according to the made equivalent changes and modifications of the application range, it should still belong to this
In utility model covering scope.
Claims (6)
1. a kind of pin type temperature sensor, including protection pipe and data transfer components, the data transfer components include two phases
Same data line, it is characterised in that: one end of the protection pipe is open end, and the other end is closed end, the closing
Resistive element is set in end, connects two resistive conductors, described two resistive conductors and two data transmission lines on the resistive element
It connects one to one to form two tie points, and two tie points are respectively positioned on the inside of the protection pipe, described two resistance
The periphery of line is respectively arranged a heat-shrink tube, meanwhile, casing, the two datas transmission line and protection are arranged outside two heat-shrink tubes
The open end joint of pipe is equipped with filled layer.
2. a kind of pin type temperature sensor according to claim 1, it is characterised in that: the resistive element uses single-ended glass
Seal resistance.
3. a kind of pin type temperature sensor according to claim 2, it is characterised in that: the protection pipe uses stainless steel
Matter is made.
4. a kind of pin type temperature sensor according to claim 3, it is characterised in that: described two tie points are along protection
The length direction of pipe is arranged, and is equipped with gap between the two.
5. a kind of pin type temperature sensor according to claim 1, it is characterised in that: the periphery of the resistive element is equipped with
Coated layer, the coated layer is between resistive element and protection pipe closed end.
6. -5 any a kind of pin type temperature sensor according to claim 1, it is characterised in that: the filled layer, which uses, to be filled
Resin is filled out, the open end of protection pipe is sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820841318.6U CN208254668U (en) | 2018-06-01 | 2018-06-01 | A kind of pin type temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820841318.6U CN208254668U (en) | 2018-06-01 | 2018-06-01 | A kind of pin type temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208254668U true CN208254668U (en) | 2018-12-18 |
Family
ID=64651998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820841318.6U Active CN208254668U (en) | 2018-06-01 | 2018-06-01 | A kind of pin type temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208254668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113994180A (en) * | 2019-12-24 | 2022-01-28 | 株式会社大泉制作所 | Temperature sensor |
-
2018
- 2018-06-01 CN CN201820841318.6U patent/CN208254668U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113994180A (en) * | 2019-12-24 | 2022-01-28 | 株式会社大泉制作所 | Temperature sensor |
| EP4084021A4 (en) * | 2019-12-24 | 2024-02-21 | Ohizumi Mfg Co Ltd | Temperature sensor |
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