CN217586085U - Temperature sensor based on graphene material - Google Patents
Temperature sensor based on graphene material Download PDFInfo
- Publication number
- CN217586085U CN217586085U CN202220958335.4U CN202220958335U CN217586085U CN 217586085 U CN217586085 U CN 217586085U CN 202220958335 U CN202220958335 U CN 202220958335U CN 217586085 U CN217586085 U CN 217586085U
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- CN
- China
- Prior art keywords
- temperature
- graphene
- graphite alkene
- temperature sensor
- heat dissipation
- 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.)
- Expired - Fee Related
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 title claims abstract description 19
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 36
- 239000010439 graphite Substances 0.000 claims abstract description 36
- -1 graphite alkene Chemical class 0.000 claims abstract description 36
- 230000017525 heat dissipation Effects 0.000 claims abstract description 19
- 239000000919 ceramic Substances 0.000 claims abstract description 16
- 230000005855 radiation Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 9
- 210000001503 joint Anatomy 0.000 claims description 7
- 238000009529 body temperature measurement Methods 0.000 abstract description 7
- 230000004044 response Effects 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model relates to the technical field of temperature sensors, in particular to a temperature sensor based on graphene materials, which comprises a shell, wherein a graphene resistor is arranged inside the shell, an end cover is fixedly arranged at the top end of the shell, a plurality of through holes which are uniformly distributed are arranged on the end cover, a heat dissipation ceramic plate positioned below the graphene resistor is fixedly arranged at the lower end inside the shell, a plurality of heat dissipation fins which are uniformly distributed are connected to the bottom surface of the heat dissipation ceramic plate, the bottom ends of the heat dissipation fins extend to the outer side surface of the bottom end of the shell, two groups of pins are connected to the bottom end of the graphene resistor, and the two groups of pins pass through the heat dissipation ceramic plate and extend to the outside of the shell; the utility model discloses use graphite alkene material as temperature measurement resistance, graphite alkene material possess the thermal conductivity up to 5300W/(m K), so it is very short to the response time of temperature, therefore when test environment's temperature changes, can measure current temperature thereupon fast to the temperature sensor that graphite alkene material is resistance, and then improve temperature measurement efficiency.
Description
Technical Field
The utility model relates to a temperature sensor technical field, specific temperature sensor based on graphite alkene material that says so.
Background
The temperature sensors can be divided into two categories, namely contact type and non-contact type according to the measurement mode, wherein the contact type mainly comprises a thermocouple type temperature sensor and a resistance type temperature sensor; the non-contact temperature sensor mainly comprises an infrared temperature sensor and a radiation temperature sensor. The resistive temperature sensors can be divided into metal resistive temperature sensors and semiconductor resistive temperature sensors. The metal resistance type temperature sensor mainly comprises pure metal materials such as platinum, gold, copper, nickel and the like and alloys such as phosphor bronze and the like; the semiconductor temperature sensor material mainly adopts carbon, germanium, ceramics and the like.
At present, the resistance temperature sensor is still a relatively accurate temperature sensor, the current temperature range is generally about 1K to 1000K, the difference can be as low as ten thousandth of degree centigrade, the precision is extremely high, the performance is stable, but the defects are that the thermal inertia is large, the response time is long, when the temperature changes, the temperature sensor needs a certain reaction measurement time, and particularly when the temperature is reduced, the metal resistor cannot be quickly radiated, so that the temperature of the resistor is higher than the actual temperature, and the measurement error is easily caused.
SUMMERY OF THE UTILITY MODEL
To the problem among the prior art, the utility model provides a temperature sensor based on graphite alkene material has solved the longer problem of present temperature sensor temperature measurement reaction time.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a temperature sensor based on graphite alkene material, includes the casing, the internally mounted of casing has graphite alkene resistance, the top fixed mounting of casing has the end cover, be provided with a plurality of evenly distributed's through-hole on the end cover, the inside lower extreme fixed mounting of casing has the heat dissipation potsherd that is located graphite alkene resistance below, the bottom surface of heat dissipation potsherd is connected with a plurality of evenly distributed's heat radiation fins, just heat radiation fins's bottom extends to the lateral surface of casing bottom, graphite alkene resistance's bottom is connected with two sets of pins, and two sets of the pin all passes the outside that the heat dissipation potsherd extended to the casing.
Furthermore, the inside fixed mounting of casing has the heat conduction potsherd that is located graphite alkene resistance top.
Furthermore, a high-temperature-resistant sealing gasket positioned on the outer ring of the graphene resistor is arranged between the heat-conducting ceramic sheet and the heat-radiating ceramic sheet.
Furthermore, the bottom surface of the graphene resistor is integrally provided with two groups of pin connection salient points, and the top ends of the two groups of pins are respectively in butt joint connection with the two groups of pin connection salient points.
Furthermore, the pins and the joints of the radiating fins and the shell are provided with high-temperature resistant sealing rings.
The utility model has the advantages that:
the utility model discloses use graphite alkene material as temperature measurement resistance, graphite alkene material possess the thermal conductivity up to 5300W/(m K), so it is very short to the response time of temperature, therefore when the temperature of test environment changes, can measure current temperature fast thereupon with the temperature sensor of graphite alkene material as resistance, and then improve temperature measurement efficiency; the bottom surface of graphite alkene resistance is provided with heat dissipation mechanism, can improve the radiating efficiency of graphite alkene resistance, and when test environment's temperature reduced for when conducting the heat of graphite alkene resistance and reducing, graphite alkene resistance can reduce corresponding temperature fast, thereby further improves the temperature measurement efficiency and the measurement accuracy of graphite alkene resistance.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
in the figure: 1. a housing; 2. an end cap; 3. a through hole; 4. a pin; 5. a heat dissipating fin; 6. a graphene resistor; 7. a heat-conducting ceramic sheet; 8. a heat dissipation ceramic plate; 9. the pin is connected with the salient point; 10. high temperature resistant sealing gasket.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-2, a temperature sensor based on graphite alkene material, including casing 1, the internally mounted of casing 1 has graphite alkene resistance 6, the top fixed mounting of casing 1 has end cover 2, be provided with a plurality of evenly distributed's through-hole 3 on the end cover 2, the inside lower extreme fixed mounting of casing 1 has the heat dissipation potsherd 8 that is located graphite alkene resistance 6 below, heat dissipation potsherd 8's bottom surface is connected with a plurality of evenly distributed's heat radiation fins 5, just heat radiation fins 5's bottom extends to the lateral surface of casing 1 bottom, graphite alkene resistance 6's bottom is connected with two sets of pins 4, and is two sets of pin 4 all passes heat radiation potsherd 8 extends to the outside of casing 1.
The inside fixed mounting of casing 1 has and is located the heat conduction potsherd 7 of graphite alkene resistance 6 top, heat conduction potsherd 7 and heat dissipation potsherd 8 can protect graphite alkene resistance 6's upper and lower face respectively, prevent that graphite alkene resistance 6 is direct to contact with external environment, and heat conduction potsherd 7 and heat dissipation potsherd 8 have good heat conductivility simultaneously, can ensure graphite alkene resistance 6's heat conduction and radiating effect.
A high-temperature-resistant sealing gasket 10 positioned on the outer ring of the graphene resistor 6 is arranged between the heat-conducting ceramic plate 7 and the heat-radiating ceramic plate 8, so that the connection tightness between the heat-conducting ceramic plate 7 and the heat-radiating ceramic plate 8 can be improved, and the sealing protection effect on the graphene resistor 6 is improved.
The bottom surface integration of graphite alkene resistance 6 is provided with two sets of pin connection bumps 9, and is two sets of the top of pin 4 is connected bump 9 butt joint with two sets of pins respectively, connects bump 9 through setting up the pin and makes things convenient for pin 4 and graphite alkene resistance 6 to be connected.
The pins 4 and the joints of the radiating fins 5 and the shell 1 are all provided with high-temperature-resistant sealing rings, so that the sealing performance of the joints of the pins 4 and the radiating fins 5 and the shell 1 can be improved, and dust, water vapor and the like are prevented from entering the shell 1 through the joints.
Specifically, when the temperature measuring device is used, the temperature sensor is installed in an environment needing to be tested, the end cover 2 is over against the temperature measuring end, and then the pin 4 is connected into the temperature measuring circuit; when an external temperature signal acts on the surface of the end cover 2, the temperature signal is transmitted into the shell 1 through the through hole 3 and is rapidly transmitted to the graphene resistor 6 through the heat-conducting ceramic sheet 7, the graphene resistor 6 is influenced by the temperature, the electron phonon coupling intensity and the phonon scattering intensity in the material are changed, so that the conductivity of the graphene resistor 6 is changed, and the temperature value applied externally can be measured by detecting the current change in the graphene resistor 6 through the temperature measuring circuit; simultaneously, heat dissipation potsherd 8 and heat radiation fins 5 are supplementary dispels the heat for graphite alkene resistance 6, prevent that the interior heat of graphite alkene resistance 6 from continuously gathering the temperature and being higher than external actual temperature, and when the temperature reduced, graphite alkene resistance 6 accessible heat dissipation mechanism dispels the heat fast simultaneously to make its temperature keep unanimous with external temperature all the time, can improve graphite alkene resistance 6's temperature measurement efficiency and measurement accuracy.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the description in the above embodiments and the specification is only for illustrating the principles of the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a temperature sensor based on graphite alkene material, includes casing (1), its characterized in that, the internally mounted of casing (1) has graphite alkene resistance (6), the top fixed mounting of casing (1) has end cover (2), be provided with a plurality of evenly distributed's through-hole (3) on end cover (2), the inside lower extreme fixed mounting of casing (1) has heat dissipation potsherd (8) that is located graphite alkene resistance (6) below, the bottom surface of heat dissipation potsherd (8) is connected with a plurality of evenly distributed's heat radiation fins (5), just the bottom of heat radiation fins (5) extends to the lateral surface of casing (1) bottom, the bottom of graphite alkene resistance (6) is connected with two sets of pins (4), and two sets of pin (4) all pass the outside of casing (1) is extended to heat radiation potsherd (8).
2. The graphene-based material temperature sensor according to claim 1, wherein a heat-conducting ceramic sheet (7) is fixedly mounted inside the housing (1) above the graphene resistor (6).
3. The graphene material-based temperature sensor according to claim 2, wherein a high temperature-resistant sealing gasket (10) located at an outer ring of the graphene resistor (6) is installed between the heat-conducting ceramic sheet (7) and the heat-dissipating ceramic sheet (8).
4. The graphene-based material temperature sensor according to claim 1, wherein two sets of pin connection bumps (9) are integrally formed on the bottom surface of the graphene resistor (6), and the top ends of the two sets of pins (4) are respectively in butt joint connection with the two sets of pin connection bumps (9).
5. The graphene-based temperature sensor according to claim 1, wherein the pins (4) and the connection points of the heat dissipation fins (5) and the housing (1) are provided with high-temperature-resistant sealing rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220958335.4U CN217586085U (en) | 2022-04-24 | 2022-04-24 | Temperature sensor based on graphene material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220958335.4U CN217586085U (en) | 2022-04-24 | 2022-04-24 | Temperature sensor based on graphene material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217586085U true CN217586085U (en) | 2022-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220958335.4U Expired - Fee Related CN217586085U (en) | 2022-04-24 | 2022-04-24 | Temperature sensor based on graphene material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217586085U (en) |
-
2022
- 2022-04-24 CN CN202220958335.4U patent/CN217586085U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221014 |
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| CF01 | Termination of patent right due to non-payment of annual fee |