CN220602750U - Film type temperature sensor - Google Patents
Film type temperature sensor Download PDFInfo
- Publication number
- CN220602750U CN220602750U CN202322204197.8U CN202322204197U CN220602750U CN 220602750 U CN220602750 U CN 220602750U CN 202322204197 U CN202322204197 U CN 202322204197U CN 220602750 U CN220602750 U CN 220602750U
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- CN
- China
- Prior art keywords
- temperature
- temperature measuring
- temperature sensor
- connection module
- insulating film
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- 238000009529 body temperature measurement Methods 0.000 claims abstract description 7
- 239000012528 membrane Substances 0.000 claims abstract description 6
- 239000010408 film Substances 0.000 claims description 20
- 239000010409 thin film Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 229920001721 polyimide Polymers 0.000 claims description 4
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 3
- 239000004642 Polyimide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010943 off-gassing Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model discloses a film type temperature sensor, comprising: the temperature measuring lead, the first insulating membrane, the second insulating membrane and the electric connection module; the temperature measuring wire is used for carrying out surface temperature measurement on an external product; the first insulating film is attached to one side of the temperature measuring lead; the second insulating film is attached to the other side of the temperature measuring lead; the electric connection module is connected with the input end and the output end of the temperature measuring wire and is used for being connected with an external power supply. The utility model can completely cover the area needing to measure the temperature, provide comprehensive and continuous temperature information, has thin characteristics in an effective space range, plays an important role, and simplifies the installation and arrangement process and reduces the cost compared with the temperature measurement of the area by using a plurality of point film type temperature sensors.
Description
Technical Field
The utility model relates to the technical field of film type temperature sensors, in particular to a film type temperature sensor.
Background
At present, a mainstream film type temperature sensor usually adopts a point temperature measurement mode, temperature information can only be obtained at a specific position, however, certain application scenes need to measure the temperature of the whole surface or region, so that a plurality of sensors are needed to be used for measuring the temperature simultaneously, the point temperature measurement is limited in space, data of a plurality of sensors are needed to be collected and integrated subsequently to obtain the temperature distribution condition of the whole region, the workload of data processing is increased, and the use of a plurality of point film type temperature sensors means that the fault risk in the system is increased, and the failure of any one sensor can lead to inaccuracy or interruption of the whole measurement.
Disclosure of Invention
According to an embodiment of the present utility model, there is provided a film-type temperature sensor including: the temperature measuring lead, the first insulating membrane, the second insulating membrane and the electric connection module;
the temperature measuring wire is used for carrying out surface temperature measurement on an external product;
the first insulating film is attached to one side of the temperature measuring lead;
the second insulating film is attached to the other side of the temperature measuring lead;
the electric connection module is connected with the input end and the output end of the temperature measuring wire and is used for being connected with an external power supply.
Further, the temperature measuring wire is made of a positive temperature coefficient material.
Further, the positive temperature coefficient material is nickel-iron alloy.
Further, the first insulating film and the second insulating film are both polyimide films.
Further, the electrical connection module is a wire or a connector.
According to the thin film type temperature sensor provided by the embodiment of the utility model, the area needing to be measured in temperature can be completely covered, comprehensive and continuous temperature information is provided, and compared with the case that a plurality of point thin film type temperature sensors are used for measuring the temperature of the area, the thin film type temperature sensor only needs one sensor, so that the installation and arrangement processes are simplified, and meanwhile, the cost is reduced.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the technology claimed.
Drawings
FIG. 1 is a schematic diagram showing the overall structure of a film-type temperature sensor according to an embodiment of the present utility model;
fig. 2 is an overall exploded view of a film-type temperature sensor according to an embodiment of the present utility model.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings, which further illustrate the present utility model.
First, a film type temperature sensor according to an embodiment of the present utility model will be described with reference to fig. 1 to 2, and is applied to military industry, industrial products, and the like, and has a wide application range.
As shown in fig. 1-2, the film-type temperature sensor according to the embodiment of the utility model comprises a temperature measuring wire 1, a first insulating film 2, a second insulating film 3 and an electrical connection module 4.
Specifically, as shown in fig. 1-2, the temperature measuring wire 1 is used for measuring the temperature of an external product in an area, and the wiring shape, the size and the like of the temperature measuring wire 1 are designed according to the area to be measured on the product, so that the temperature measuring wire is suitable for various application scenes, and the temperature of the measured area can be accurately measured by using one sensor without affecting other parts on the same plane; the first insulating film 2 is attached to one side of the temperature measuring lead 1; the second insulating film 3 is attached to the other side of the temperature measuring lead 1; the input end and the output end of the temperature measuring lead 1 are connected with the electric connection module 4 to form a loop, and the electric connection module 4 is used for accessing an external power supply; the temperature sensor has the advantages of simple structure, thin thickness, low current conduction, capability of providing temperature information of a measured surface, cost reduction and simplified installation and arrangement processes.
Further, as shown in fig. 2, in the present embodiment, the temperature measuring wire 1 is made of a ptc material, which has high stability, high accuracy and high response speed, the resistance value of the temperature measuring wire 1 increases with the temperature increase of the measured area, and then the measured resistance value is compared with a pre-calibrated temperature-resistance curve by an external instrument according to the characteristics of the ptc material and the relationship between the resistance value and the temperature, and the measured temperature is converted by the instrument through calculation or table look-up.
Further, as shown in fig. 2, in the present embodiment, the ptc material is preferably nickel-iron alloy, which has high precision and sensitivity, can accurately sense the temperature change, is suitable for a relatively wide operating temperature range, has good stability and reliability, can stably operate for a long period in some special environments, and is not easy to be damaged or corroded.
Further, as shown in fig. 2, in the present embodiment, the first insulating film 2 and the second insulating film 3 are both polyimide films, which have excellent mechanical properties, are insoluble in organic solvents, can withstand extremely low temperatures, have good dielectric properties, have little outgassing under vacuum, and are efficient in radiation resistance.
Further, as shown in fig. 1-2, in the present embodiment, the electrical connection module 4 is a wire or a connector for transmitting an external power source, and the polyimide reinforcing layer 5 is further covered on the electrical connection module 4, so as to perform protection, insulation and reinforcement functions.
In the above, the thin film type temperature sensor according to the embodiment of the utility model is described with reference to fig. 1-2, when in use, the sensor is only required to be attached to a product requiring temperature measurement, and the thin film type temperature sensor is convenient and quick to use, simple in structure and very thin, can be suitable for many application scenes, and can obtain accurate average temperature of a region without using a plurality of point thin film type temperature sensors to measure the temperature of the region.
It should be noted that in this specification the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
While the present utility model has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the utility model. Many modifications and substitutions of the present utility model will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the utility model should be limited only by the attached claims.
Claims (5)
1. A thin film temperature sensor comprising: the temperature measuring lead, the first insulating membrane, the second insulating membrane and the electric connection module;
the temperature measuring wire is used for carrying out surface temperature measurement on an external product;
the first insulating film is attached to one side of the temperature measuring lead;
the second insulating film is attached to the other side of the temperature measuring lead;
the electric connection module is connected with the input end and the output end of the temperature measuring wire and used for being connected with an external power supply.
2. The thin film type temperature sensor according to claim 1, wherein the temperature measuring wire is made of a positive temperature coefficient material.
3. The thin film temperature sensor of claim 2, wherein the positive temperature coefficient material is nickel-iron alloy.
4. The thin film type temperature sensor according to claim 1, wherein the first insulating film and the second insulating film are both polyimide films.
5. The film-type temperature sensor of claim 1, wherein the electrical connection module is a wire or connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322204197.8U CN220602750U (en) | 2023-08-16 | 2023-08-16 | Film type temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322204197.8U CN220602750U (en) | 2023-08-16 | 2023-08-16 | Film type temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220602750U true CN220602750U (en) | 2024-03-15 |
Family
ID=90166466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322204197.8U Active CN220602750U (en) | 2023-08-16 | 2023-08-16 | Film type temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220602750U (en) |
-
2023
- 2023-08-16 CN CN202322204197.8U patent/CN220602750U/en active Active
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