CN215338590U - Thermal constant temperature module - Google Patents
Thermal constant temperature module Download PDFInfo
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- CN215338590U CN215338590U CN202121059632.7U CN202121059632U CN215338590U CN 215338590 U CN215338590 U CN 215338590U CN 202121059632 U CN202121059632 U CN 202121059632U CN 215338590 U CN215338590 U CN 215338590U
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- conducting plate
- heating resistor
- thermocouple
- temperature
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Abstract
The utility model aims to provide a thermal constant temperature module which is simple in structure, high in working efficiency and high in reliability. The utility model comprises a fixed seat, a heating resistor, a heat conducting plate and a plurality of thermocouples, wherein the heating resistor is arranged on the fixed seat, the heat conducting plate is arranged on the heating resistor, the thermocouples are arranged on the heat conducting plate, and the thermocouples are in signal connection with external temperature monitoring equipment. The utility model is applied to the technical field of testing of temperature measuring sensors.
Description
Technical Field
The utility model is applied to the technical field of testing of temperature measuring sensors, and particularly relates to a thermal constant-temperature module.
Background
In the field of intelligent home furnishing, an intelligent product can firstly sense the heat source temperature of a human body through a temperature measuring sensor so as to judge whether a user exists, if the user exists, the temperature measuring sensor can feed back a signal to a controller, and the controller instructs each part of the product to coordinate and complete a series of operations, so that the product can provide intelligent service for the user. In order to improve the production quality of the temperature sensor, the performance of the temperature sensor needs to be tested, the conventional test mode is that the temperature sensor tests the temperature of a fixed heat source, whether the temperature measurement function of the sensor is normal is judged by measuring the temperature value, but if the temperature of the fixed heat source changes due to the influence of external factors, the test of the temperature sensor is deviated, whether the temperature sensor is a qualified product cannot be accurately judged, and the reliability is low. If a thermal constant temperature module which is simple in structure, high in working efficiency and high in reliability can be designed, the problems can be well solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides the thermal constant temperature module which is simple in structure, high in working efficiency and high in reliability.
The technical scheme adopted by the utility model is as follows: the utility model comprises a fixed seat, a heating resistor, a heat conducting plate and a plurality of thermocouples, wherein the heating resistor is arranged on the fixed seat, the heat conducting plate is arranged on the heating resistor, the thermocouples are arranged on the heat conducting plate, and the thermocouples are in signal connection with external temperature monitoring equipment.
It can be seen by above-mentioned scheme that heating resistor heats through the mode of electrical heating to reach the heat transfer on the heat-conducting plate, the heat-conducting plate can adopt the brass material to make, has the fast and temperature stability's of intensification advantage, a plurality of the thermocouple sets up respectively different positions on the heat-conducting plate are right the different positions of heat-conducting plate carry out the temperature measurement, and it is right to be right through outside temperature monitoring equipment the measurement temperature of thermocouple carries out real time monitoring, ensures the high accuracy of test. The product to be tested is an infrared temperature measuring sensor, a plurality of infrared temperature measuring sensors are started, infrared rays emitted by the infrared temperature measuring sensors respectively correspond to the temperature measuring positions of a plurality of thermocouples, then the measured temperature of the product to be tested is compared with the measured temperature of the thermocouples, and if the difference value of the measured temperature of the product to be tested and the measured temperature of the thermocouples is within a normal range, the product is judged to be a qualified product. Therefore, the utility model has simple structure, high reliability and strong practicability, can ensure the accuracy of product test under the interference of external environmental factors, and can test a plurality of products at one time, thereby greatly improving the working efficiency.
Further, the fixing seat comprises a fixing block and a heat insulation plate, the heat insulation plate is arranged at the bottom of the fixing block, and the heating resistor is vertically arranged on the heat insulation plate. Therefore, the heat insulation plate is arranged, so that heat of the heating resistor is prevented from being transferred to the fixing block, and heat loss is prevented.
Furthermore, the bottom of the heating resistor is provided with a plurality of high-temperature-resistant cushion blocks, the heat-conducting plate is provided with a plurality of mounting grooves, the thermocouple and the high-temperature-resistant cushion blocks are matched in the mounting grooves, the high-temperature-resistant cushion blocks are located above the thermocouple, and the thermocouple is clamped between the high-temperature-resistant cushion blocks and the heat-conducting plate. Therefore, the thermocouple is clamped between the high-temperature-resistant cushion block cotton and the heat conducting plate, the thermocouple is prevented from falling off easily during testing, and meanwhile, the thermocouple is convenient to disassemble, assemble and replace.
Further, the heat constant temperature module further comprises a motor, and the motor is in transmission connection with the fixed block. Therefore, the heat conducting plate rotates under the driving of the motor, and the temperature of the product to be tested is collected once when the heat conducting plate rotates by 1 degree and is compared with the measured temperature of the thermocouple, so that corresponding judgment is rapidly made.
Furthermore, the number of the thermocouples is three, and the three thermocouples are arranged on the heat conducting plate at intervals. It can be seen that the present invention enables testing of three products at a time.
Drawings
FIG. 1 is a perspective view of the present invention;
fig. 2 is an exploded view of the present invention.
Detailed Description
As shown in fig. 1 and fig. 2, in the present embodiment, the present invention includes a fixing base, a heating resistor 1, a heat conducting plate 2, and three thermocouples 3, wherein the heating resistor 1 is disposed on the fixing base, the heat conducting plate 2 is disposed on the heating resistor 1, the three thermocouples 3 are disposed on the heat conducting plate 2 at intervals, and the three thermocouples 3 are all in signal connection with an external temperature monitoring device.
In this embodiment, the fixing seat includes a fixing block 4 and a heat insulation board 5, the heat insulation board 5 is disposed at the bottom of the fixing block 4, and the heating resistor 1 is vertically disposed on the heat insulation board 5.
In this embodiment, the bottom of the heating resistor 1 is provided with three high temperature resistant cushion blocks 6, the heat conducting plate 2 is provided with three mounting grooves 7, the thermocouple 3 and the high temperature resistant cushion blocks 6 are all adapted to the mounting grooves 7, the high temperature resistant cushion blocks 6 are located above the thermocouple 3, and the thermocouple 3 is clamped between the high temperature resistant cushion blocks 6 and the heat conducting plate 2.
In this embodiment, the thermal constant temperature module further comprises a motor, and the motor is in transmission connection with the fixed block 4.
In the present embodiment, the working principle of the present invention is as follows:
heating resistor 1 heats through the mode of electrical heating to reach heat transfer on the heat-conducting plate 2, heat-conducting plate 2 adopts the brass material to make, and its surface has adopted the technology of black zinc plating, has the fast and temperature stability's of intensification advantage, and is three 3 intervals of thermocouple set up on the heat-conducting plate 2, it is right the different positions of heat-conducting plate 2 carry out the temperature measurement, and it is right through outside temperature monitoring equipment the measurement temperature of thermocouple 3 carries out real time monitoring, ensures the high accuracy of test.
The product to be tested is an infrared temperature measuring sensor, the three infrared temperature measuring sensors are started to enable infrared rays emitted by the three infrared temperature measuring sensors to respectively correspond to the temperature measuring positions of the three thermocouples 3, then the measured temperature of the product to be tested is compared with the measured temperature of the thermocouples 3, and if the difference value of the measured temperature of the product to be tested and the measured temperature of the thermocouples 3 is within a normal range, the product is judged to be a qualified product.
Therefore, the utility model has simple structure, high reliability and strong practicability, can ensure the accuracy of product test under the interference of external environmental factors, and can test three products at one time, thereby greatly improving the working efficiency.
Claims (5)
1. The utility model provides a hot constant temperature module which characterized in that: it includes fixing base, heating resistor (1), heat-conducting plate (2) and a plurality of thermocouple (3), heating resistor (1) sets up on the fixing base, heat-conducting plate (2) set up on heating resistor (1), a plurality of thermocouple (3) all set up on heat-conducting plate (2), a plurality of thermocouple (3) all with outside temperature monitoring equipment signal connection.
2. The thermal thermostat module of claim 1, wherein: the fixing seat comprises a fixing block (4) and a heat insulation plate (5), the heat insulation plate (5) is arranged at the bottom of the fixing block (4), and the heating resistor (1) is vertically arranged on the heat insulation plate (5).
3. The thermal thermostat module of claim 1, wherein: the bottom of heating resistor (1) is provided with the cotton (6) of a plurality of high temperature resistant cushion, be equipped with a plurality of mounting groove (7) on heat-conducting plate (2), thermocouple (3) with the equal adaptation of the cotton (6) of high temperature resistant cushion is in mounting groove (7), the cotton (6) of high temperature resistant cushion is located the top of thermocouple (3), thermocouple (3) press from both sides tightly be in the cotton (6) of high temperature resistant cushion with between heat-conducting plate (2).
4. The thermal thermostat module of claim 2, wherein: the heat constant-temperature module further comprises a motor, and the motor is in transmission connection with the fixing block (4).
5. A thermal thermostat module according to claim 3, characterized in that: the number of the thermocouples (3) is three, and the three thermocouples (3) are arranged on the heat conducting plate (2) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121059632.7U CN215338590U (en) | 2021-05-18 | 2021-05-18 | Thermal constant temperature module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121059632.7U CN215338590U (en) | 2021-05-18 | 2021-05-18 | Thermal constant temperature module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215338590U true CN215338590U (en) | 2021-12-28 |
Family
ID=79546586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121059632.7U Active CN215338590U (en) | 2021-05-18 | 2021-05-18 | Thermal constant temperature module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215338590U (en) |
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2021
- 2021-05-18 CN CN202121059632.7U patent/CN215338590U/en active Active
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