CN112362182A - Temperature detection device - Google Patents
Temperature detection device Download PDFInfo
- Publication number
- CN112362182A CN112362182A CN202011420617.0A CN202011420617A CN112362182A CN 112362182 A CN112362182 A CN 112362182A CN 202011420617 A CN202011420617 A CN 202011420617A CN 112362182 A CN112362182 A CN 112362182A
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- China
- Prior art keywords
- temperature sensing
- vibration
- temperature
- sensing part
- fixed block
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K5/00—Measuring temperature based on the expansion or contraction of a material
- G01K5/48—Measuring temperature based on the expansion or contraction of a material the material being a solid
- G01K5/56—Measuring temperature based on the expansion or contraction of a material the material being a solid constrained so that expansion or contraction causes a deformation of the solid
- G01K5/58—Measuring temperature based on the expansion or contraction of a material the material being a solid constrained so that expansion or contraction causes a deformation of the solid the solid body being constrained at more than one point, e.g. rod, plate, diaphragm
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The invention relates to a temperature detection device, which comprises two vibration parts, a fixed block, two connecting rods, two flexible resistors and a temperature sensing part, wherein the two vibration parts are arranged on the two sides of the temperature sensing part; the two vibration parts are respectively arranged at two ends of the fixed block; each vibration part is connected with the temperature sensing part through one connecting rod; the two flexible resistors are respectively arranged on the two connecting rods; the temperature sensing part is made of thermal expansion materials. According to the invention, the temperature can be detected more accurately and more sensitively by the different vibration states of the thermal expansion material, namely the temperature sensing part, caused by the different expansion volumes of the thermal expansion material when the temperature is different and the different output electric signals of the flexible resistor.
Description
Technical Field
The invention relates to the technical field of temperature detection, in particular to a temperature detection device.
Background
The temperature is one of the most basic physical quantities in science and technology, and the disciplines of physics, chemistry, thermodynamics, flight mechanics, hydromechanics and the like can not be separated from the temperature, and is one of the most common and important parameters in industrial production. Many chemical reactions leave the proper temperature and cannot proceed normally or even at all. Qualified products cannot be refined without a kiln with proper temperature. Without proper temperature environment, crops can not grow normally, a plurality of electronic instruments can not work normally, stored grains in a granary can go bad and moldy, and poultry can not be hatched. It can be seen that temperature measurement and control are important.
The conventional temperature detection device is generally complex in structure, high in cost and unsatisfactory in measurement precision.
Disclosure of Invention
The invention aims to provide a temperature detection device which can detect the temperature more accurately and sensitively.
In order to achieve the purpose, the invention provides the following scheme:
a temperature detection device comprises two vibration parts, a fixed block, two connecting rods, two flexible resistors and a temperature sensing part;
the two vibration parts are respectively arranged at two ends of the fixed block;
each vibration part is connected with the temperature sensing part through one connecting rod;
the two flexible resistors are respectively arranged on the two connecting rods;
the temperature sensing part is made of thermal expansion materials.
Optionally, a circuit module is arranged in each vibration part; the circuit module is used for controlling the vibration part to generate vibration with fixed frequency.
Optionally, the circuit module is connected with the two flexible resistors; the circuit module is also used for processing and analyzing the electric signals output by the two flexible resistors to obtain detection signals.
Optionally, the temperature detection device further includes a display module, the display module is connected to the circuit module, and the display module is configured to display the detection signal.
Optionally, the temperature detection device further comprises a power supply, and the power supply is used for supplying power to the temperature detection device.
Optionally, a through hole is provided on the thermal expansion material.
A temperature detection device comprises two vibration parts, a fixed block, two connecting rods, two graphene coatings and a temperature sensing part;
the two vibration parts are respectively arranged at two ends of the fixed block;
each vibration part is connected with the temperature sensing part through one connecting rod;
the two graphene coatings are respectively arranged on the two connecting rods;
the temperature sensing part is made of thermal expansion materials.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention discloses a temperature detection device which comprises two vibration parts, a fixed block, two connecting rods, two flexible resistors and a temperature sensing part, wherein the two vibration parts are arranged on the two connecting rods; the two vibration parts are respectively arranged at two ends of the fixed block; each vibration part is connected with the temperature sensing part through one connecting rod; the two flexible resistors are respectively arranged on the two connecting rods; the temperature sensing part is made of thermal expansion materials. According to the invention, the temperature can be detected more accurately and more sensitively by the different vibration states of the thermal expansion material, namely the temperature sensing part, caused by the different expansion volumes of the thermal expansion material when the temperature is different and the different output electric signals of the flexible resistor.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described 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 exercise.
Fig. 1 is a structural diagram of a temperature detection device provided in embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of the case where a through hole is provided according to embodiment 1 of the present invention.
Description of the symbols:
1-vibration part, 2-fixed block, 3-connecting rod, 4-through hole, 5-flexible resistor, 6-temperature sensing part, 7-circuit module, 8-display module and 9-power supply.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms "first," "second," "third," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the objects so described are interchangeable under appropriate circumstances. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
In the present disclosure, the drawings discussed below and the embodiments used to describe the principles of the present disclosure are for illustration purposes only and should not be construed to limit the scope of the present disclosure. Those skilled in the art will understand that the principles of the present invention may be implemented in any suitably arranged system. Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. Further, a terminal according to an exemplary embodiment will be described in detail with reference to the accompanying drawings. Like reference symbols in the various drawings indicate like elements.
The terms used in the description of the present invention are only used to describe specific embodiments, and are not intended to show the concept of the present invention. Unless the context clearly dictates otherwise, expressions used in the singular form encompass expressions in the plural form. In the present specification, it is to be understood that terms such as "comprising," "having," and "containing" are intended to specify the presence of stated features, integers, steps, acts, or combinations thereof, as taught in the present specification, and are not intended to preclude the presence or addition of one or more other features, integers, steps, acts, or combinations thereof. Like reference symbols in the various drawings indicate like elements.
The invention aims to provide a temperature detection device which can detect the temperature more accurately and sensitively.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example 1
Fig. 1 is a structural diagram of a temperature detection device according to an embodiment of the present invention, and as shown in fig. 1, the temperature detection device includes two vibration portions 1, a fixed block 2, two connecting rods 3, two flexible resistors 5, and a temperature sensing portion 6. Two vibration portions 1 set up respectively at 2 both ends of fixed block, and each vibration portion 1 all is connected with temperature-sensing portion 6 through a connecting rod 3, and two flexible resistance 5 set up respectively on two connecting rods 3, and temperature-sensing portion 6 is the thermal expansion material.
In this embodiment, a circuit module 7 is disposed in each vibration portion 1, and the circuit module 7 is used for controlling the vibration portion 1 to generate vibration with a fixed frequency. The circuit module 7 is connected with the two flexible resistors 5, and the circuit module 7 is further used for processing and analyzing the electric signals output by the two flexible resistors 5 to obtain detection signals.
In this embodiment, the temperature detection device further includes: and the display module 8 is connected with the circuit module 7, and the display module 8 is used for displaying the detection signal. And the power supply 9 is used for supplying power to the temperature detection device. Wherein, the power supply 9 is arranged on the fixed block 2.
The principle of the invention is as follows:
in operation, the power supply 9 supplies power to the device. The circuit module 7 controls the vibrating part 1 to generate vibration of a fixed frequency, resulting in vibration of the connecting rod 3. At this moment, the flexible resistor 5 can deform along with the vibration of the connecting rod 3 and output an electric signal, the electric signal is analyzed and processed through the circuit module 7 to obtain a detection signal, and the detection signal is displayed through the display module 8. When the temperature is detected, the temperature sensing part 6, that is, the thermal expansion material, senses the temperature change, the volume of the thermal expansion material expands, the vibration state, that is, the bending degree of the connecting rod 3 connected with the thermal expansion material is changed, the electric signal output by the flexible resistor 5 is changed, and the temperature can be detected by analyzing the change of the electric signal.
Fig. 2 is a schematic structural view of the thermal expansion device according to embodiment 1 of the present invention, and as shown in fig. 2, a through hole 4 is formed in the temperature sensing portion 6, i.e., the thermal expansion material. When the temperature changes, the area of the through hole 4 changes, and then the air resistance is different, the vibration state of the connecting rod 3 is influenced, and the detection sensitivity of the sensor is improved.
Example 2
The embodiment provides a temperature detection device, which comprises two vibration parts, a fixed block, two connecting rods, two graphene coatings and a temperature sensing part;
the two vibration parts are respectively arranged at two ends of the fixed block;
each vibration part is connected with the temperature sensing part through one connecting rod;
the two graphene coatings are respectively arranged on the two connecting rods;
the temperature sensing part is made of thermal expansion materials.
What set up in this embodiment is the graphite alkene coating, and the conductivity changes under the condition of deformation in the graphite alkene coating, not only can play the effect of flexible resistance, can also laminate perfectly with the connecting rod to can cover the connecting rod full surface, can detect the deformation of connecting rod more accurately, and then detect the temperature more accurately.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention is provided with the temperature sensing part, on one hand, the resistance area of the temperature sensing part is increased after the temperature sensing part is heated and expanded when in vibration. On the other hand, the length of the two ends can be prolonged by thermal expansion, and the vibration influence on the connecting rod is great. Therefore, the invention has high detection sensitivity.
The flexible resistor is attached to the connecting rod to detect the vibration of the connecting rod, and the flexible resistor is tightly attached to the connecting rod, so that the vibration deformation of the connecting rod can be accurately detected.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to assist in understanding the core concepts of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (7)
1. The temperature detection device is characterized by comprising two vibration parts, a fixed block, two connecting rods, two flexible resistors and a temperature sensing part;
the two vibration parts are respectively arranged at two ends of the fixed block;
each vibration part is connected with the temperature sensing part through one connecting rod;
the two flexible resistors are respectively arranged on the two connecting rods;
the temperature sensing part is made of thermal expansion materials.
2. The apparatus according to claim 1, wherein a circuit module is disposed in each of the vibrating portions; the circuit module is used for controlling the vibration part to generate vibration with fixed frequency.
3. The temperature sensing device of claim 2, wherein the circuit module is connected to both of the flexible resistors; the circuit module is also used for processing and analyzing the electric signals output by the two flexible resistors to obtain detection signals.
4. The temperature detecting device according to claim 3, further comprising a display module, wherein the display module is connected to the circuit module, and the display module is configured to display the detection signal.
5. The temperature sensing device of claim 1, further comprising a power source for powering the temperature sensing device.
6. The temperature sensing device of claim 1, wherein the thermally expansive material is provided with a through hole.
7. The temperature detection device is characterized by comprising two vibration parts, a fixed block, two connecting rods, two graphene coatings and a temperature sensing part;
the two vibration parts are respectively arranged at two ends of the fixed block;
each vibration part is connected with the temperature sensing part through one connecting rod;
the two graphene coatings are respectively arranged on the two connecting rods;
the temperature sensing part is made of thermal expansion materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011420617.0A CN112362182A (en) | 2020-12-08 | 2020-12-08 | Temperature detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011420617.0A CN112362182A (en) | 2020-12-08 | 2020-12-08 | Temperature detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112362182A true CN112362182A (en) | 2021-02-12 |
Family
ID=74536665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011420617.0A Withdrawn CN112362182A (en) | 2020-12-08 | 2020-12-08 | Temperature detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112362182A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113978118A (en) * | 2021-12-29 | 2022-01-28 | 惠智赋能(滨州)信息科技服务有限公司 | Ink high-low temperature thermal radiation measurement alarm device for advertisement design |
-
2020
- 2020-12-08 CN CN202011420617.0A patent/CN112362182A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113978118A (en) * | 2021-12-29 | 2022-01-28 | 惠智赋能(滨州)信息科技服务有限公司 | Ink high-low temperature thermal radiation measurement alarm device for advertisement design |
| CN113978118B (en) * | 2021-12-29 | 2022-06-14 | 惠智赋能(滨州)信息科技服务有限公司 | Ink high-low temperature thermal radiation measurement alarm device for advertisement design |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210212 |
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| WW01 | Invention patent application withdrawn after publication |