CN214621515U - Temperature measurement structure and temperature measurement needle - Google Patents
Temperature measurement structure and temperature measurement needle Download PDFInfo
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- CN214621515U CN214621515U CN202121026153.5U CN202121026153U CN214621515U CN 214621515 U CN214621515 U CN 214621515U CN 202121026153 U CN202121026153 U CN 202121026153U CN 214621515 U CN214621515 U CN 214621515U
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- temperature
- temperature sensor
- temperature measurement
- detection
- food
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- 238000009529 body temperature measurement Methods 0.000 title claims abstract description 52
- 238000001514 detection method Methods 0.000 claims abstract description 62
- 239000000126 substance Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 4
- 239000000395 magnesium oxide Substances 0.000 description 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model provides a temperature measurement structure for carry out the temperature measurement to food, include: the detection device comprises a first pipe body, a second pipe body and a detection device, wherein the first pipe body is provided with a cavity and is provided with a detection part; a temperature sensor disposed in the cavity and extending toward one end of the detection portion; wherein, the temperature sensor and the detection part are mutually conducted. This detection portion of accessible carries out direct contact with food among the above-mentioned temperature measurement structure to carry out the temperature measurement to it, the heat has reduced heat-conducting medium's hindrance on through detection portion direct conduction to temperature sensor, improves heat-conducting efficiency, accelerates the reaction rate of temperature measurement, and the cost is also lower.
Description
Technical Field
The utility model belongs to the technical field of the temperature measurement, more specifically say, relate to a temperature measurement structure and temperature measurement needle.
Background
The temperature measuring needle is usually used in cooperation with a display instrument, a recording instrument and an electronic regulator, and when the temperature measuring needle is used, a probe of the temperature measuring needle is placed or attached to a measured object to measure the temperature, and a temperature signal value is read from a screen of the display instrument.
In the existing food temperature measuring needle, when the temperature measurement is carried out on food, the temperature of the food can be sensed by the sensing end of the temperature sensor only by penetrating through multiple layers of media, so that the heat transfer efficiency is low, and the temperature measurement reaction speed is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a temperature measurement structure and temperature measurement needle to solve the technical problem that above-mentioned background art mentioned.
The utility model discloses a technical scheme be a temperature measurement structure for carry out the temperature measurement to food, include:
the detection device comprises a first pipe body, a second pipe body and a detection device, wherein the first pipe body is provided with a cavity and is provided with a detection part;
a temperature sensor disposed in the cavity and extending toward one end of the detection portion; wherein the content of the first and second substances,
the temperature sensor and the detection part are mutually conducted.
Among the above-mentioned temperature measurement structure, through directly setting up temperature sensor in the cavity of first body to extend to the detection portion one end of first body, so that temperature sensor switches on each other with the detection portion, this detection portion of temperature measurement structure accessible carries out direct contact with food, in order to carry out the temperature measurement to it, the heat directly conducts to temperature sensor on through the detection portion, the hindrance that has reduced heat-conducting medium has improved heat-conducting efficiency, accelerate the reaction rate of temperature measurement, and the cost is also lower.
Furthermore, a first filling medium is filled between the temperature sensor and the inner wall of the first pipe body, and the temperature sensor is communicated with the detection part through the first filling medium.
Further, one end of the temperature sensor close to the detection part is connected with the detection part.
Further, the temperature sensor is a thermocouple or a thermistor.
Furthermore, the thermocouple comprises a plurality of thermocouple bare wires, and each thermocouple bare wire is wrapped with an insulating part; wherein the content of the first and second substances,
and one end of each thermocouple bare wire close to the detection part is mutually conducted to form a temperature sensing area.
Further, the thickness of the pipe wall of the first pipe body is X, and X is larger than 0mm and smaller than or equal to 0.2 mm; the diameter of the detection part is Y, and Y is more than 0mm and less than or equal to 1.5 mm.
Further, still the cover is equipped with the second body on the first body, and the detection portion in the first body extends the outside of second body.
Further, a second filling medium is filled between the outer wall of the first pipe body and the inner wall of the second pipe body.
Further, the detection part and/or one end of the second pipe body close to the detection part are/is provided with a conical structure.
A temperature measuring needle comprises the temperature measuring structure.
In the above-mentioned temperature measuring needle, when carrying out the temperature measurement to food through setting up above-mentioned temperature measurement structure, the detection portion in the temperature measurement structure can directly contact with food, and then reduces heat-conducting medium's hindrance, improves heat-conducting efficiency for the reaction rate of temperature measurement.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a cross-sectional view of a temperature measurement structure according to a first embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a cross-sectional view of a temperature measuring structure according to a second embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B;
fig. 5 is a cross-sectional view of a temperature measuring structure according to a third embodiment of the present invention;
fig. 6 is a partially enlarged view of C in fig. 5.
Fig. 7 is a cross-sectional view of a temperature measuring structure according to a fourth embodiment of the present invention;
fig. 8 is a partial enlarged view of fig. 7 at D.
Reference numerals:
100. a first pipe body; 110. a detection unit;
200. a temperature sensor; 210. a thermocouple bare wire; 220. an insulating member; 230. a temperature sensing zone;
300. a first fill medium;
400. a second tube body;
500. a second fill medium;
600. a tapered configuration.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of some of the embodiments, "a plurality" means two or more unless specifically limited otherwise.
The utility model provides a temperature measurement structure, this temperature measurement structure can be used to carry out the temperature measurement to food. For example, when measuring the temperature of the food, the detection part 110 of the temperature measuring structure may be inserted into the food to measure the temperature, and the measured temperature value may be displayed in real time by an electronic component connected to the temperature measuring structure.
Referring to fig. 1, the temperature measuring structure includes a first tube 100 and a temperature sensor 200, the first tube 100 has a cavity structure, and the temperature sensor 200 is accommodated in the cavity. The temperature sensor 200 is used as a temperature measuring element in the temperature measuring structure, and is used for measuring the temperature of the food, converting the measured temperature signal into a thermoelectromotive force signal, and converting the thermoelectromotive force signal into the temperature of the measured food through an electronic element; the first tube 100 serves as a protection element of the temperature sensor 200, and plays a role of reinforcing rigidity of the temperature sensor 200, and in addition, in the process of measuring the temperature of the food, the first tube 100 is used for being in direct contact with the food to conduct the heat of the food to the temperature sensor 200, thereby completing the detection.
In some embodiments, the first tube 100 may be a metal tube, wherein the metal may be a stainless steel metal, so as to increase the hardness of the first tube 100, and prevent the first tube 100 from deforming after being stressed when the temperature measuring structure measures the temperature of the food, thereby damaging the temperature sensor 200 in the cavity and affecting the accuracy of the temperature measurement. In other embodiments, the material used for the first tube 100 may also be other materials with high hardness, such as composite materials or other alloy materials.
Further, the first tube 100 may further include a detecting portion 110, the detecting portion 110 is used for directly contacting with food to be detected, the temperature sensor 200 accommodated in the cavity extends to a portion of the detecting portion 110, and the temperature sensor 200 and the detecting portion 110 are conducted with each other, so that heat in the food can be conducted to the temperature sensor 200 through the detecting portion 110.
In some embodiments, the detecting portion 110 is integrally formed with the first tube 100. In other embodiments, the detecting portion 110 and the first tube 100 can be connected by welding or fastening.
Furthermore, the thickness of the wall of the first tube 100 is X, wherein X is greater than 0mm and less than or equal to 0.2 mm; the diameter of the detection part 110 is Y, wherein Y is more than 0mm and less than or equal to 1.5mm, so that the self heat conduction efficiency of the detection part 110 is improved, and the heat conduction efficiency of the whole temperature measurement structure is further improved.
In some embodiments, the thickness of the wall of the first tube 100 is X, X may be 0.2mm, and the diameter of the detecting portion 110 is Y, and Y may also be 1.5 mm. In other embodiments, the thickness of the wall of the first tube 100 is X, X may be 0.05mm, and the diameter of the detecting portion 110 is Y, Y may be 0.5 mm.
Among the above-mentioned temperature measurement structure, through directly setting up temperature sensor 200 in the cavity of first body 100, and extend to the detection portion 110 one end of first body 100, and make temperature sensor 200 and detection portion 110 switch on each other, this detection portion 110 of temperature measurement structure accessible carries out direct contact with food, in order to carry out the temperature measurement to it, the heat directly conducts to temperature sensor 200 through detection portion 110 on, the hindrance of heat-conducting medium has been reduced, improve heat-conducting efficiency, accelerate the reaction rate of temperature measurement, and the cost is also lower.
Specifically, referring to fig. 1 and 2, in the first embodiment of the present application, a first filling medium 300 is filled between the temperature sensor 200 and the inner wall of the first tube 100, and the temperature sensor 200 and the detection portion 110 are conducted through the first filling medium 300, so that heat in the food can be conducted to the temperature sensor 200 through the detection portion 110 and through the first filling medium 300, thereby improving the efficiency of heat conduction.
Alternatively, in the present embodiment, the temperature sensor 200 may be a thermocouple or a thermistor.
Further, the first filling medium 300 is a high thermal conductive medium. In some embodiments, the first filling medium 300 may be magnesium oxide powder, which has a high thermal conductivity coefficient, and can improve the conduction efficiency, and in addition, the magnesium oxide powder filled between the temperature sensor 200 and the inner wall of the first pipe 100 can also be used to improve the rigidity of the entire temperature measurement structure. In other embodiments, the first filling medium 300 may also be alumina, boron nitride, aluminum nitride, thermal grease, ceramic paste, etc.
In the temperature measurement structure according to the first embodiment, the magnesium oxide powder is filled between the temperature sensor 200 and the first pipe 100, so that heat conduction between the temperature sensor 200 and the detection unit 110 is realized, and the rigidity of the entire temperature measurement structure is improved.
Optionally, referring to fig. 3 and 4, in order to further improve the conduction efficiency between the detection portion 110 and the temperature sensor 200, in the second embodiment of the present application, the temperature sensor 200 and the detection portion 110 may be connected by welding, so that the temperature sensor 200 and the detection portion 110 are conducted with each other, and further, the heat in the food can be directly conducted to the temperature sensor 200 through the detection portion 110, thereby better improving the efficiency of heat conduction and increasing the reaction rate of temperature measurement.
Alternatively, in the present embodiment, the temperature sensor 200 may be a thermocouple.
Further, a first filling medium 300 can be filled between the temperature sensor 200 and the inner wall of the first pipe 100 to improve the rigidity of the entire temperature measurement structure.
In the temperature measurement structure of the second embodiment, the temperature sensor 200 and the detection part 110 are connected in a welding manner, so that the temperature sensor 200 and the detection part 110 are conducted with each other, and then heat in food can be directly conducted to the temperature sensor 200 through the detection part 110, the heat conduction efficiency is better improved, the reaction rate of temperature measurement is accelerated, and in addition, the rigidity strength of the whole temperature measurement structure is better improved by filling the first filling medium 300.
In addition, the thermocouple may further include a plurality of bare thermocouple wires 210, and ends of the bare thermocouple wires 210 close to the detection part 110 are electrically connected to each other to form a temperature sensing region 230.
In the first embodiment, the temperature sensing region 230 and the detection part 110 are conducted through the first filling medium 300; in the second embodiment, the temperature sensing region 230 and the detection unit 110 are connected by welding.
Optionally, each of the bare thermocouple wires 210 is wrapped with an insulating member 220 to prevent the bare thermocouple wires 210 from contacting each other, causing a short circuit, etc.
Referring to fig. 5 and 6, in a third embodiment of the present application, in combination with the conduction manner between the temperature sensor 200 and the detection part 110 in the first embodiment, the second tube 400 is further sleeved on the first tube 100, and the detection part 110 in the first tube 100 extends outside the second tube 400, so that the detection part 110 can directly contact with the food in the process of measuring the temperature of the food by the temperature measuring structure, thereby improving the efficiency of heat conduction.
Alternatively, in the present embodiment, the temperature sensor 200 may be a thermocouple or a thermistor.
In the third embodiment, the first filling medium 300 filled between the temperature sensor 200 and the inner wall of the first pipe 100 may be a heat conductive silicone for conducting heat between the detecting portion 110 of the temperature sensor 200, which is low in material cost and has high conduction efficiency. In other embodiments, the first filling medium 300 filled between the temperature sensor 200 and the inner wall of the first pipe 100 may also be magnesium oxide powder.
Further, referring to fig. 7 and 8, in a fourth embodiment of the present application, in combination with the conduction manner between the temperature sensor 200 and the detection part 110 in the second embodiment, a second tube 400 is further sleeved on the first tube 100, and the detection part 110 in the first tube 100 extends outside the second tube 400, so that the detection part 110 can directly contact with the food in the process of measuring the temperature of the food by the temperature measuring structure, so as to improve the efficiency of heat conduction.
Alternatively, in the present embodiment, the temperature sensor 200 may be a thermocouple.
In the temperature measuring structures of the third and fourth embodiments, the second tube 400 is sleeved outside the first tube 100 to improve the overall rigidity and strength of the temperature measuring structure, so as to prevent the temperature measuring structure from deforming after being stressed when measuring the temperature of food; in addition, the detecting part 110 of the first tube 100 is extended to the outside of the second tube 400, so that the detecting part 110 can be directly contacted with the food, and the efficiency of heat conduction is improved.
In some embodiments, the second tube 400 may be a metal tube, wherein the metal may be a stainless steel metal, so as to increase the hardness of the second tube 400, and prevent the second tube 400 from deforming after being stressed when the temperature measuring structure measures the temperature of the food, thereby damaging the temperature sensor 200 in the cavity and affecting the accuracy of the temperature measurement. In other embodiments, the material used for the second tube 400 can be other materials with high hardness, such as composite material or other alloy material
Further, referring to fig. 5 to 8, a second filling medium 500 may be filled between the first tube 100 and the second tube 400. The second filling medium 500 can be used for insulating heat between the first pipe 100 and the second pipe 400, so as to improve the detection precision, and can improve the rigidity of the whole temperature measurement structure.
In some embodiments, the second filling medium 500 may be a ceramic paste. In other embodiments, the fill medium may also be a high temperature epoxy or other thermal insulating material.
Further, referring to fig. 1 to 8, in the temperature measuring structure, a tapered structure 600 is disposed at one end of the detecting part 110 and/or the second tube 400 close to the detecting part 110, and the tapered structure 600 facilitates the temperature measuring structure to be inserted into the food for measuring the temperature.
Illustratively, the temperature measuring needle of some embodiments adopts the temperature measuring structure, and the temperature of the food is measured by using the temperature measuring structure.
In the above-mentioned temperature measuring needle, when carrying out the temperature measurement to food through setting up above-mentioned temperature measurement structure, detection portion 110 among the temperature measurement structure can directly contact with food, and then reduces heat-conducting medium's hindrance, improves heat-conducting efficiency for the reaction rate of temperature measurement.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A temperature measurement structure for measuring the temperature of food, comprising:
the detection device comprises a first pipe body, a second pipe body and a detection device, wherein the first pipe body is provided with a cavity and is provided with a detection part;
a temperature sensor disposed in the cavity and extending toward one end of the detection portion; wherein the content of the first and second substances,
the temperature sensor and the detection part are mutually conducted.
2. The temperature measuring structure of claim 1, wherein a first filling medium is filled between the temperature sensor and the inner wall of the first pipe, and the temperature sensor is conducted with the detecting portion through the first filling medium.
3. The temperature measuring structure according to claim 1 or 2, wherein an end of the temperature sensor near the detecting portion is connected to the detecting portion.
4. The thermometric structure of claim 2, wherein said temperature sensor is a thermocouple or a thermistor.
5. The thermometric structure of claim 4, wherein said thermocouple comprises a plurality of bare thermocouple wires, each of said bare thermocouple wires being covered with an insulating member; wherein the content of the first and second substances,
and the end parts of the thermocouple bare wires close to the detection part are mutually communicated to form a temperature sensing area.
6. The temperature measurement structure according to claim 1 or 2, wherein the thickness of the wall of the first pipe body is X, and X is greater than 0mm and less than or equal to 0.2 mm; the diameter of the detection part is Y, and Y is more than 0mm and less than or equal to 1.5 mm.
7. The thermometric structure according to claim 3, wherein a second tubular body is further sleeved on the first tubular body, and the detecting portion in the first tubular body extends outside the second tubular body.
8. The temperature measuring structure according to claim 7, wherein a second filling medium is filled between the outer wall of the first pipe body and the inner wall of the second pipe body.
9. The thermometric structure according to claim 7 or 8, wherein a tapered structure is provided at an end of the sensing portion and/or the second tubular body near the sensing portion.
10. A temperature measuring needle, comprising: the temperature measuring structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121026153.5U CN214621515U (en) | 2021-05-13 | 2021-05-13 | Temperature measurement structure and temperature measurement needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121026153.5U CN214621515U (en) | 2021-05-13 | 2021-05-13 | Temperature measurement structure and temperature measurement needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214621515U true CN214621515U (en) | 2021-11-05 |
Family
ID=78407947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121026153.5U Expired - Fee Related CN214621515U (en) | 2021-05-13 | 2021-05-13 | Temperature measurement structure and temperature measurement needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214621515U (en) |
-
2021
- 2021-05-13 CN CN202121026153.5U patent/CN214621515U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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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: 20211105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |