CN106556472A - Temperature sensor - Google Patents
Temperature sensor Download PDFInfo
- Publication number
- CN106556472A CN106556472A CN201611037845.3A CN201611037845A CN106556472A CN 106556472 A CN106556472 A CN 106556472A CN 201611037845 A CN201611037845 A CN 201611037845A CN 106556472 A CN106556472 A CN 106556472A
- Authority
- CN
- China
- Prior art keywords
- thermistor element
- temperature sensor
- wire guide
- wire
- guide plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Thermistors And Varistors (AREA)
Abstract
The present invention proposes a kind of temperature sensor, including housing, two wire guide plates being oppositely arranged in housing, thermistor element on two wire guide plate, it is coated on seal and the filling material that be filled in housing and seal between of the wire guide plate corresponding to the thermistor element peripheral position, each wire guide plate includes a bar shaped portion and is extended at least three wires portion that formed from the bar shaped portion to the direction of another wire guide plate, the end of each wire portion is respectively equipped with a groove, the thermistor element is three, and it is respectively the low temperature thermistor element being correspondingly arranged in each groove, middle temperature thermistor element and high-temperature thermistor element.Low temperature thermistor element, middle temperature thermistor element and high-temperature thermistor element are respectively equipped with the groove of the wire guide plate of the temperature sensor, in the different objects of measurement, any one can be chosen, the scope of application of temperature sensor is increased.
Description
Technical field
The present invention relates to a kind of sensor, more particularly to a kind of temperature sensor.
Background technology
Temperature sensor (temperature transducer) is referred to can be experienced temperature and be converted into usable output signal
Sensor.Temperature sensor is the core of temperature measuring instrument, various in style, by metering system can be divided into contact and
Contactless two big class, is divided into two class of thermal resistance and thermocouple according to sensor material and electron component characteristic.Temperature sensor
As the electronic devices and components commonly used in engineering machinery, it has been widely used.But, the thermal element of current temperature sensor
Part is generally divided into three kinds of low temperature, middle temperature and high temperature due to making the difference expected, when measurement object is different, should be using difference
The temperature-sensitive element of material, thus has a problem that, when measurement difference object is needed, needs frequently to change different temperature
Sensor, causes measurement efficiency low.
The content of the invention
The present invention proposes a kind of temperature sensor, does not adapt to obstructed measurement object in solving the problems, such as prior art.
The technical scheme is that what is be achieved in that：
A kind of temperature sensor, including housing, two wire guide plates being oppositely arranged in housing, on two wire guide plate
Thermistor element, be coated on wire guide plate corresponding to the thermistor element peripheral position seal and be filled in housing with
Filling material between seal, each wire guide plate include a bar shaped portion and extend from the bar shaped portion to the direction of another wire guide plate
At least three wires portion for being formed, the end of each wire portion are respectively equipped with a groove, and the thermistor element is three, and point
Low temperature thermistor element in each groove, middle temperature thermistor element and high-temperature thermistor element Wei not be correspondingly arranged at.
Preferred version is that each thermistor element includes that insulated substrate, two be printed on below insulated substrate are relative
The electrode of setting and the sensible heat film being covered on electrode, in opposite directions on insulated substrate, each electrode includes position to two electrode
The comb teeth-shaped portion extended to the middle part of insulated substrate in the connecting portion of insulated substrate end and from connecting portion, two for being oppositely arranged are electric
The comb teeth-shaped portion of pole alternates setting, in the groove of the corresponding wire portion for being contained in wire guide plate of connecting portion of the electrode, and
Can be fixed by electrically conducting adhesive or scolding tin.
Preferred version is, the wire portion of each wire guide plate is arrange at equal intervals multiple, and each wire portion is by bar shaped portion
Side outwards extend vertically, the upper and lower surface in its upper and lower surface and bar shaped portion is at grade.
Preferred version is that the wire guide plate is the metal sheet with electric conductivity, and which passes through etching method and is formed.
Preferred version is that the end of each wire portion forms an installation portion, and the wire portion is outwards uniformly extended by bar shaped portion,
Width of the width of the installation portion more than wire portion, the groove is on installation portion.
Preferred version is that the insulated substrate is the plate body that aluminium oxide ceramics or steatite ceramics are constituted.
Preferred version is that the sensible heat film is formed by sputtering.
Preferred version is that the sensible heat film is carborundum or manganese, nickel, the double carbide thin film of ferrum.
Preferred version is to be additionally provided with protecting film on the sensible heat film.
Preferred version is that the seal envelope is provided with the position of thin-film thermistor element located at wire portion, and which is ring
Oxygen tree fat or ceramics are made.
Beneficial effects of the present invention are：
Low temperature thermistor element, the quick electricity of middle warm are respectively equipped with the groove of the wire guide plate of the temperature sensor of the present invention
Resistance element and high-temperature thermistor element, in the different objects of measurement, can choose any one, increased the suitable of temperature sensor
Use scope.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the side structure schematic diagram of temperature sensor of the present invention；
Fig. 2 is the concrete structure schematic diagram of wire guide plate and thermistor element part in Fig. 1；
Fig. 3 is the concrete structure schematic diagram after thin-film thermistor element inversion in Fig. 2；
Fig. 4 is the structural representation of wire guide plate in Fig. 2.
In figure：
10th, wire guide plate；20th, thermistor element；30th, seal；50th, housing；60th, fill material；11st, bar shaped portion；13、
Wire portion；15th, groove；16th, installation portion；21st, insulated substrate；23rd, electrode；24th, sensible heat film；25th, connecting portion；26th, comb teeth-shaped portion.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
As shown in figure 1, the temperature sensor includes housing 50, two wire guide plates 10 being oppositely arranged in housing 50, sets
Thermistor element 20 on the wire guide plate 10, wire guide plate 10 is coated on corresponding to 20 peripheral position of thermistor element
Seal 30 and the filling material 60 being filled between housing 50 and seal 30.
Please refer to Fig. 2 and Fig. 3, the wire guide plate 10 is the metal sheet with electric conductivity, and which passes through etching method shape
Into.Each wire guide plate 10 includes a bar shaped portion 11 and is extended to the direction of another wire guide plate 10 from the bar shaped portion 11 being formed at least
One wire portion 13.In the present embodiment, the wire portion 13 of each wire guide plate 10 is three arranged at equal intervals, when being embodied as, respectively
The number of the wire portion 13 of wire guide plate 10 is not limited to the case for this embodiment, and which is alternatively multiple.The bar shaped portion 11 is width
Identical strip flat tabular.Each wire portion 13 is outwards extended vertically by the side in bar shaped portion 11, its upper and lower surface and bar shaped
The upper and lower surface in portion 11 is at grade.The end of each wire portion 13 is respectively equipped with a groove 15.It is in the present embodiment, each
The end of wire portion 13 forms an installation portion 16, and the wire portion 13 is extended by bar shaped portion 11 is outwards uniform, the width of the installation portion 16
Width of the degree more than wire portion 13.On installation portion 16, which passes through punching press to the groove 15 or etching method is formed.Each groove 15
For rectangle.
Please refer to Fig. 4, the thermistor element 20 include insulated substrate 21, be printed on below insulated substrate 21 two
The individual electrode 23 being oppositely arranged and the sensible heat film 24 being covered on electrode 23.
The insulated substrate 21 is the plate body that aluminium oxide ceramics or steatite ceramics are constituted.Two electrode 23 is opposite located at insulation
On substrate 21, each electrode 23 is included positioned at the connecting portion 25 of 21 end of insulated substrate and from connecting portion 25 to insulated substrate 21
The comb teeth-shaped portion 26 that middle part extends.The comb teeth-shaped portion 26 of two electrodes 23 being oppositely arranged alternates setting.The sensible heat film 24
Formed by sputtering, can be the double carbide thin film of carborundum, manganese, nickel, ferrum etc..When being embodied as, on the sensible heat film 24 also
Protecting film can be provided with.In the groove 15 of the wire portion 13 that the correspondence of connecting portion 25 of the electrode 23 is contained in wire guide plate 10, and can
Fixed by electrically conducting adhesive or scolding tin, both can ensure that the two was fully contacted again with the connecting portion 25 of localizing electrode 23, with
Improve its reliability.
30 envelope of the seal is provided with the position of thermistor element 20 located at wire portion 13, and which can be epoxy resin etc.
Resin is made, and the alternatively ceramics such as glass are made.When seal 30 is epoxy resin, when such as silicones or fluororesin are made, its
To have resilient elastomer, the breakage of thin-film thermistor element can be prevented as buffer body.When seal 30 is ceramics
When making, its hot environment is adapted to.When being embodied as, thermistor element 20 can be set to Low Temperature Thermal as the case may be
Quick resistive element, middle temperature thermistor element or high-temperature thermistor element.The filling material 60 can be epoxy resin, and which accounts for
The filling rate of whole packing space is 10%-90%, so as to prevent which from leaking, shortens the response time of temperature sensor.
In the present embodiment, low temperature critesistor unit in the groove 15 of three wire portions 16 of each wire guide plate 13, is respectively equipped with
Part, middle temperature thermistor element and high-temperature thermistor element, in the different objects of measurement, can choose in thermistor element 20
Any one, increased the scope of application of temperature sensor, improve its work efficiency.Meanwhile, the temperature sensor passes through wire
Plate 10 arranges groove 15, and by electrode 23 is arranged on thermistor element 20, and electrode 23 is arranged in groove 15, so as to
Strengthen its reliability, and whole temperature sensor easily can be manufactured, and realize its automatization, improve productivity.
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of temperature sensor, it is characterised in that：Including housing, two wire guide plates being oppositely arranged in housing, located at this
Thermistor element on two wire guide plates, wire guide plate is coated on corresponding to the seal of the thermistor element peripheral position and is filled out
The filling material filled between housing and seal, each wire guide plate include a bar shaped portion and from the bar shaped portion to another wire guide plate
Direction extend at least three wires portion to be formed, the end of each wire portion is respectively equipped with a groove, the thermistor element
For three, and it is respectively low temperature thermistor element, middle temperature thermistor element and the high-temperature heat-sensitive being correspondingly arranged in each groove
Resistive element.
2. temperature sensor as claimed in claim 1, it is characterised in that：Each thermistor element includes insulated substrate, print
Below insulated substrate two electrodes being oppositely arranged and the sensible heat film being covered on electrode are formed on, two electrode is located in opposite directions
On insulated substrate, each electrode includes positioned at the connecting portion of insulated substrate end and from connecting portion to the middle part of insulated substrate extending
Comb teeth-shaped portion, the comb teeth-shaped portion of two electrodes being oppositely arranged alternates setting, and the connecting portion correspondence of the electrode is contained in
In the groove of the wire portion of wire guide plate, and can be fixed by electrically conducting adhesive or scolding tin.
3. temperature sensor as claimed in claim 2, it is characterised in that：The wire portion of each wire guide plate is arranged at equal intervals
Multiple, each wire portion is outwards extended vertically by the side in bar shaped portion, and the upper and lower surface in its upper and lower surface and bar shaped portion is same
In one plane.
4. temperature sensor according to any one of claims 1 to 3, it is characterised in that：The wire guide plate is with conduction
The metallic plate of property, which passes through etching method and is formed.
5. temperature sensor as claimed in claim 2, it is characterised in that：The end of each wire portion forms an installation portion, should
Wire portion is outwards uniformly extended by bar shaped portion, and the width of the installation portion is more than the width of wire portion, and the groove is located at installation portion
On.
6. temperature sensor as claimed in claim 2, it is characterised in that：The insulated substrate is that aluminium oxide ceramics or Talcum are made pottery
The plate body that porcelain is constituted.
7. temperature sensor as claimed in claim 2, it is characterised in that：The sensible heat film is formed by sputtering.
8. temperature sensor as claimed in claim 2, it is characterised in that：The sensible heat film is that carborundum or manganese, nickel, ferrum are answered
Close carbide thin film.
9. temperature sensor as claimed in claim 8, it is characterised in that：Protecting film is additionally provided with the sensible heat film.
10. temperature sensor according to any one of claims 1 to 3, it is characterised in that：The seal envelope is located at wire
Portion is provided with the position of thin-film thermistor element, and which is made up of epoxy resin or ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611037845.3A CN106556472A (en) | 2016-11-23 | 2016-11-23 | Temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611037845.3A CN106556472A (en) | 2016-11-23 | 2016-11-23 | Temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106556472A true CN106556472A (en) | 2017-04-05 |
Family
ID=58444551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611037845.3A Pending CN106556472A (en) | 2016-11-23 | 2016-11-23 | Temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106556472A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110068403A (en) * | 2019-04-30 | 2019-07-30 | 江西联创光电科技股份有限公司 | Non-contact scalable temperature measuring device and thermometry |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07220903A (en) * | 1994-01-31 | 1995-08-18 | Nippondenso Co Ltd | Thermistor temp. sensor |
| JPH1092607A (en) * | 1996-09-18 | 1998-04-10 | Ishizuka Denshi Kk | Temperature sensor |
| JP2001056257A (en) * | 1999-08-18 | 2001-02-27 | Matsushita Electric Ind Co Ltd | Temperature sensor element, manufacture thereof and temperature sensor |
| CN101995302A (en) * | 2009-08-24 | 2011-03-30 | 三菱综合材料株式会社 | Temperature sensor |
| CN104501988A (en) * | 2014-12-16 | 2015-04-08 | 南京时恒电子科技有限公司 | Wide-temperature-region high-accuracy NTC (Negative Temperature Coefficient) temperature sensor and manufacturing method thereof |
| JP2016151450A (en) * | 2015-02-17 | 2016-08-22 | 三菱マテリアル株式会社 | Temperature sensor |
| JP2016183861A (en) * | 2015-03-25 | 2016-10-20 | 三菱マテリアル株式会社 | Temperature sensor |
-
2016
- 2016-11-23 CN CN201611037845.3A patent/CN106556472A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07220903A (en) * | 1994-01-31 | 1995-08-18 | Nippondenso Co Ltd | Thermistor temp. sensor |
| JPH1092607A (en) * | 1996-09-18 | 1998-04-10 | Ishizuka Denshi Kk | Temperature sensor |
| JP2001056257A (en) * | 1999-08-18 | 2001-02-27 | Matsushita Electric Ind Co Ltd | Temperature sensor element, manufacture thereof and temperature sensor |
| CN101995302A (en) * | 2009-08-24 | 2011-03-30 | 三菱综合材料株式会社 | Temperature sensor |
| CN104501988A (en) * | 2014-12-16 | 2015-04-08 | 南京时恒电子科技有限公司 | Wide-temperature-region high-accuracy NTC (Negative Temperature Coefficient) temperature sensor and manufacturing method thereof |
| JP2016151450A (en) * | 2015-02-17 | 2016-08-22 | 三菱マテリアル株式会社 | Temperature sensor |
| JP2016183861A (en) * | 2015-03-25 | 2016-10-20 | 三菱マテリアル株式会社 | Temperature sensor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110068403A (en) * | 2019-04-30 | 2019-07-30 | 江西联创光电科技股份有限公司 | Non-contact scalable temperature measuring device and thermometry |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106465481B (en) | Planar heating element with PTC resistor structure | |
| US9450314B2 (en) | Electrical contact-making system | |
| JP2010281593A (en) | Temperature sensor | |
| CN103727871A (en) | Resistance strain gauge | |
| CN105571738A (en) | Water temperature sensing device adopting woven net-shaped structure | |
| CN202632919U (en) | Thermistor element and circuit board | |
| CN103487158A (en) | Thermocouple | |
| CN106556472A (en) | Temperature sensor | |
| CN205562065U (en) | Film platinum resistor temperature sensor | |
| KR20070055232A (en) | Ntc thermistor temperature sensor and manufacturing method thereof | |
| KR101431471B1 (en) | Low power consumption type gas sensor | |
| CN203940931U (en) | A kind of novel quick response temperature sensor | |
| CN106556474A (en) | Thermistor temperature sensor | |
| CN202319296U (en) | Thermo-sensitive printing head | |
| CN105115413B (en) | A kind of matched two dimensional plane strain field test sensing element of modulus and preparation method thereof | |
| CN112312594A (en) | Electrothermal film and manufacturing method thereof | |
| CN108106750B (en) | Sheet type temperature sensor and preparation method thereof | |
| CN213366295U (en) | Dual-redundancy platinum film thermistor | |
| CN106556473A (en) | Thermistor temperature sensor | |
| CN210042267U (en) | Electrothermal film and heating device | |
| CN106370318A (en) | Thermistor temperature sensor | |
| CN104034252B (en) | Foil gauge based on magnetic rheology elastic body | |
| CN204007925U (en) | The highly reliable temperature-sensitive chip of a kind of quick response | |
| CN112033561A (en) | Temperature sensing element, temperature measurement component and battery pack | |
| CN202403827U (en) | Temperature sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170405 |