CN216645434U - Temperature and humidity sensing structure - Google Patents
Temperature and humidity sensing structure Download PDFInfo
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- CN216645434U CN216645434U CN202123078450.7U CN202123078450U CN216645434U CN 216645434 U CN216645434 U CN 216645434U CN 202123078450 U CN202123078450 U CN 202123078450U CN 216645434 U CN216645434 U CN 216645434U
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- temperature
- humidity sensor
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- heat insulation
- humidity
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Abstract
The utility model discloses a temperature and humidity sensing structure which comprises a temperature and humidity sensor arranged in a shell, wherein the temperature and humidity sensor is arranged on a PCB (printed circuit board), a PCB heat insulation groove is formed in the PCB, heat insulation walls are arranged on two sides of the temperature and humidity sensor and are inserted into the PCB heat insulation groove, and a temperature conduction hole is formed in the surface of the shell. The utility model can reduce the influence of external environmental factors on the temperature and humidity sensor, so that the measurement result is more accurate.
Description
Technical Field
The utility model relates to a temperature and humidity sensor, in particular to a temperature and humidity sensing structure.
Background
Temperature and humidity are two common physical quantities, which are widely used in various industries and are closely related to the daily life of people, and a sensor is used for detecting the temperature and the humidity of the environment. Due to the advantages of small size, portability, low preparation cost and high implantability of the integrated temperature and humidity sensor, the integrated temperature and humidity sensor has replaced the traditional discrete temperature and humidity sensor in many fields. In recent years, the development of system on chip has been increasing, and the demand for temperature and humidity sensors made by standard CMOS process has been increasing. The temperature and humidity sensor also pursues parameters such as low power consumption, low cost, high resolution and the like while requiring high accuracy.
In the prior art, only the integrated temperature and humidity sensor is welded on the PCB, and the PCB is placed in the shell, so that the temperature and humidity sensor is easily influenced by the external environment, and the measurement error is overlarge.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, and provides a temperature and humidity sensing structure which can reduce the influence of external environment factors on a temperature and humidity sensor and enable a measurement result to be more accurate.
The purpose of the utility model is realized as follows: the temperature and humidity sensing structure comprises a temperature and humidity sensor arranged in a shell, wherein the temperature and humidity sensor is arranged on a PCB (printed circuit board), PCB heat insulation grooves are formed in the PCB, heat insulation walls are arranged on two sides of the temperature and humidity sensor, the heat insulation walls are inserted into the PCB heat insulation grooves in an inserting mode, and a heat conduction hole is formed in the surface of the shell.
In order to sense the temperature and the humidity of the external environment and ensure the accuracy of measurement, the shell comprises an upper shell and a lower shell, and one side of the surface of the lower shell, which is close to the temperature and humidity sensor, is provided with a temperature conducting hole.
By adopting the technical scheme, compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the PCB is provided with the heat insulation groove, the two sides of the temperature and humidity sensor are provided with the heat insulation walls, so that the influence of external environmental factors on the sensor is reduced, and the surface of the shell is provided with the temperature conduction hole, so that the temperature and humidity sensor can better receive external temperature and humidity, and the measurement accuracy is ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the overall appearance structure of the utility model.
The temperature and humidity sensor comprises a temperature and humidity sensor 1, a PCB 2, a PCB 3, a heat insulation groove 4, a heat insulation wall 5, a heat conduction hole 6 and a shell.
Detailed Description
As shown in fig. 1, the temperature and humidity sensing structure includes a temperature and humidity sensor 1 disposed in a housing 6, the temperature and humidity sensor 1 is disposed on a PCB circuit board 2, a PCB heat insulation groove 3 is disposed on the PCB circuit board 2, heat insulation walls 4 are disposed on two sides of the temperature and humidity sensor 1, the heat insulation walls 4 are inserted into the PCB heat insulation groove 3, and a heat conduction hole 5 is disposed on a surface of the housing 6; the shell 6 comprises an upper shell and a lower shell, and one side of the surface of the lower shell, which is close to the temperature and humidity sensor 1, is provided with a temperature conducting hole 5.
When the temperature and humidity sensor works, the shell is sealed, the heat insulation groove 3 is formed in the PCB 2, the heat insulation walls 4 are arranged on two sides of the temperature and humidity sensor 1, the influence of external environmental factors on the sensor is reduced, and the temperature conduction holes 5 are formed in the surface of the shell 6, so that the temperature and humidity sensor 1 can better receive external temperature and humidity, and the measurement accuracy is guaranteed.
The present invention is not limited to the above-mentioned embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (2)
1. The temperature and humidity sensing structure comprises a temperature and humidity sensor arranged in a shell and is characterized in that the temperature and humidity sensor is arranged on a PCB circuit board, PCB heat insulation grooves are formed in the PCB circuit board, heat insulation walls are arranged on two sides of the temperature and humidity sensor and are inserted into the PCB heat insulation grooves, and temperature guide holes are formed in the surface of the shell.
2. The temperature and humidity sensing structure according to claim 1, wherein the housing comprises an upper housing and a lower housing, and a temperature conducting hole is formed in one side of the surface of the lower housing, which is close to the temperature and humidity sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123078450.7U CN216645434U (en) | 2021-12-09 | 2021-12-09 | Temperature and humidity sensing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123078450.7U CN216645434U (en) | 2021-12-09 | 2021-12-09 | Temperature and humidity sensing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216645434U true CN216645434U (en) | 2022-05-31 |
Family
ID=81738899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123078450.7U Active CN216645434U (en) | 2021-12-09 | 2021-12-09 | Temperature and humidity sensing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216645434U (en) |
-
2021
- 2021-12-09 CN CN202123078450.7U patent/CN216645434U/en active Active
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