CN214121423U - Infrared body temperature screening equipment and real-time temperature feedback calibration module thereof - Google Patents
Infrared body temperature screening equipment and real-time temperature feedback calibration module thereof Download PDFInfo
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- CN214121423U CN214121423U CN202022943745.5U CN202022943745U CN214121423U CN 214121423 U CN214121423 U CN 214121423U CN 202022943745 U CN202022943745 U CN 202022943745U CN 214121423 U CN214121423 U CN 214121423U
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Abstract
The utility model discloses an infrared body temperature examination equipment and real-time temperature feedback calibration module thereof. Real-time temperature feedback calibration module of infrared body temperature screening equipment includes: the heat-conducting target surface, the heat-insulating base and the circuit module are arranged in the shell, and the heat-insulating base is positioned between the heat-conducting target surface and the circuit module; the circuit module includes: a thermistor; the switch is connected with the thermistor in series and then is electrically connected to an external voltage circuit, and the switch is used for controlling the current flowing through the thermistor; the temperature detection module is used for detecting the temperature of the circuit module in real time and transmitting the temperature to the wireless transmission module; the wireless transmission module is used for wirelessly transmitting the detected temperature to the upper computer; the power supply conversion module is electrically connected with the temperature detection module and the wireless transmission module, is connected with an external voltage circuit, and transmits the voltage of the external voltage to the temperature detection module and the wireless transmission module after converting the voltage. Adopt the utility model discloses, can feed back the temperature in real time, improve the calibration accuracy.
Description
Technical Field
The utility model relates to an infrared body temperature examination field especially relates to an infrared body temperature examination equipment and real-time temperature feedback calibration module thereof.
Background
The infrared body temperature screening and detecting system needs to be equipped with temperature reference sources such as black bodies, and the temperature reference sources are used for calibration before body temperature detection. The temperature reference source needs to have the functions of temperature adjustment and temperature feedback, and after the user sets the use temperature, the temperature is adjusted through the internal circuit of the reference source and is stabilized within a certain precision through the internal feedback.
Most temperature reference sources in body temperature screening equipment on the market are fixed at a certain temperature value when in use, and a semiconductor refrigeration device is adopted for temperature regulation of the temperature reference sources, so that high-precision temperature rising and falling and feedback functions are required, and the reference sources are large in size and power consumption and high in price.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides an infrared body temperature examination equipment and real-time temperature feedback calibration module thereof for it is big to solve among the prior art reference source volume consumption, problem expensive.
According to the utility model discloses infrared body temperature screening equipment's real-time temperature feedback calibration module, include: the heat-conducting base is positioned between the heat-conducting target surface and the circuit module;
the circuit module includes:
a thermistor;
the switch is electrically connected to an external voltage circuit after being connected with the thermistor in series and is used for controlling the current flowing through the thermistor;
the temperature detection module is used for detecting the temperature of the circuit module in real time and transmitting the temperature to the wireless transmission module;
the wireless transmission module is used for wirelessly transmitting the detected temperature to the upper computer;
the power supply conversion module is electrically connected with the temperature detection module and the wireless transmission module, is connected with the external voltage circuit and transmits the converted voltage of the external voltage to the temperature detection module and the wireless transmission module.
According to some embodiments of the present invention, the temperature detection module comprises:
the sensor is used for detecting the temperature of the circuit module in real time;
the temperature transmitter is used for providing the output voltage of the power supply conversion module to the sensor and transmitting the temperature detected by the sensor to the wireless transmission module.
According to some embodiments of the utility model, wireless transmission module is bluetooth module.
According to some embodiments of the invention, the power conversion module is configured to convert the 220V ac voltage of the external voltage into a 5V dc voltage.
According to some embodiments of the invention, the heat conducting target surface is an aluminum alloy part.
According to some embodiments of the invention, the heat conducting target surface is smooth.
According to some embodiments of the present invention, the heat insulating base is a nylon piece.
According to some embodiments of the invention, the thermistor transfers heat to the heat-conducting target surface through a heat-conducting fin.
According to some embodiments of the invention, the calibration module has a volume of 159mm × 120mm × 120mm and a weight of 3.5 KG.
According to the utility model discloses infrared body temperature screening equipment, include:
the calibration module is a real-time temperature feedback calibration module of the infrared body temperature screening equipment;
and the upper computer is in wireless communication connection with the calibration module and is used for receiving the temperature value fed back by the calibration module.
Adopt the embodiment of the utility model provides a, calibration module does not receive time, ambient temperature's influence, need not to guarantee the temperature precision of calibration module itself, and calibration module's temperature value can carry out real-time feedback to can improve the calibration accuracy. And realize the real-time feedback of temperature through wireless mode, can conveniently install and use in the external environment. Compared with a standard black body, the black body has a simple structure, is easy to realize, meets the use requirement of the system, greatly reduces the cost, and is suitable for large-scale popularization and use.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. In the drawings:
fig. 1 is a schematic structural diagram of a real-time temperature feedback calibration module of an infrared body temperature screening device in an embodiment of the present invention;
fig. 2 is a schematic diagram of a real-time temperature feedback calibration module of the infrared body temperature screening device in the embodiment of the present invention;
fig. 3 is a schematic structural diagram of a real-time temperature feedback calibration module of the infrared body temperature screening device in the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a real-time temperature feedback calibration module of the infrared body temperature screening device in the embodiment of the present invention;
fig. 5 is a schematic structural diagram of a circuit module according to an embodiment of the present invention;
fig. 6 is the utility model discloses embodiment in the embodiment of the structure sketch map of infrared body temperature screening equipment.
Reference numerals:
a calibration module 1, an upper computer 2,
a housing 10, a thermally conductive target surface 20, a thermally insulating base 30, a circuit module 40,
thermistor 410, switch 420, sensor 430, temperature transmitter 440, bluetooth module 450, power conversion module 460.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
According to the utility model discloses infrared body temperature screening equipment's real-time temperature feedback calibration module 1, as shown in fig. 1, include: the heat-conducting device comprises a shell 10, a heat-conducting target surface 20, a heat-insulating base 30 and a circuit module 40, wherein the heat-insulating base 30 is arranged in the shell 10 and is positioned between the heat-conducting target surface 20 and the circuit module 40;
the circuit block 40 includes:
a thermistor 410;
a switch 420 electrically connected to an external voltage circuit after being connected in series with the thermistor 410, the switch 420 being used for controlling a current flowing through the thermistor 410; after the current flows through the thermistor 410, the thermistor 410 generates heat under the action of the current and raises the temperature of the calibration module 1. Under the action of the switch 420, the heating degree of the thermistor 410 can be controlled, for example, the temperature of the calibration module 1 can be stabilized at about 35 degrees celsius by the switch 420.
The temperature detection module is used for detecting the temperature of the circuit module 40 in real time and transmitting the temperature to the wireless transmission module;
the wireless transmission module is used for wirelessly transmitting the detected temperature to the upper computer 2;
the power conversion module 460 is electrically connected with both the temperature detection module and the wireless transmission module, and the power conversion module 460 is connected with the external voltage circuit and converts the voltage of the external voltage and transmits the converted voltage to the temperature detection module and the wireless transmission module.
Adopt the embodiment of the utility model provides a, calibration module 1 can not receive time, ambient temperature's influence, need not to guarantee the temperature precision of calibration module 1 itself, and calibration module 1's temperature value can carry out real-time feedback to can improve the calibration accuracy. And realize the real-time feedback of temperature through wireless mode, can conveniently install and use in the external environment. Compared with a standard black body, the black body has a simple structure, is easy to realize, meets the use requirement of the system, greatly reduces the cost, and is suitable for large-scale popularization and use.
On the basis of the above-described embodiment, various modified embodiments are further proposed, and it is to be noted herein that, in order to make the description brief, only the differences from the above-described embodiment are described in the various modified embodiments.
According to the utility model discloses a some embodiments, the temperature detection module, include:
a sensor 430 for detecting the temperature of the circuit module 40 in real time;
and the temperature transmitter 440 is electrically connected with the sensor 430, the wireless transmission module and the power conversion module 460, and the temperature transmitter 440 is used for providing the output voltage of the power conversion module 460 to the sensor 430 and transmitting the temperature detected by the sensor 430 to the wireless transmission module.
According to some embodiments of the present invention, the wireless transmission module is a bluetooth module 450. It should be noted that, this is merely a description of one embodiment of the wireless transmission module, and the wireless transmission module may also be another electrical component that implements wireless data transmission, for example, the wireless transmission module may be a WiFi module.
According to some embodiments of the present invention, the power conversion module 460 is configured to convert the 220V ac voltage of the external voltage into a 5V dc voltage. Therefore, voltage can be provided for the temperature detection module and the wireless transmission module.
According to some embodiments of the present invention, the heat conductive target surface 20 may be an aluminum alloy member.
According to some embodiments of the present invention, the heat conducting target surface 20 is smooth surfaced.
According to some embodiments of the present invention, the heat insulating base 30 may be a nylon piece.
According to some embodiments of the present invention, the thermistor 410 transfers heat to the heat-conducting target surface 20 through the heat-conducting fin.
As shown in fig. 2-4, according to some embodiments of the present invention, the calibration module 1 has a volume of 159mm × 120mm × 120mm and a weight of 3.5 KG.
The real-time temperature feedback calibration module 1 of the infrared body temperature screening device according to the embodiment of the present invention is described in detail with reference to fig. 1 to 5. It is to be understood that the following description is illustrative only and is not intended as a specific limitation on the invention. All adopt the utility model discloses a similar structure and similar change all should be listed in the protection scope of the utility model.
The embodiment of the utility model provides a real-time temperature feedback calibration module 1 of infrared body temperature screening equipment, as shown in fig. 2-4, calibration module 1's volume is 159mm x 120mm, weight is 3.5 KG.
As shown in fig. 1, the utility model discloses infrared body temperature screening equipment's real-time temperature feedback calibration module 1, include: the heat conducting target surface 20, the heat insulating base 30 and the circuit module 40 are arranged in the shell 10.
As shown in fig. 1, the heat-insulating base 30 is positioned between the heat-conducting target surface 20 and the circuit module 40. The heat-conducting target surface 20 is made of aluminum alloy, and the surface is guaranteed to be smooth so as to radiate heat uniformly to the outside. The heat insulation base 30 is made of nylon material, so that the heat of the heat conduction target surface 20 is not conducted to the shell 10 and the circuit module 40.
As shown in fig. 5, the circuit module 40 includes: thermistor 410, switch 420, sensor 430, temperature transmitter 440, bluetooth module 450, and power conversion module 460.
The thermistor 410 transfers heat to the thermally conductive target surface 20 through the thermally conductive sheet. The switch 420 is electrically connected to an external voltage circuit after being connected in series with the thermistor 410, and the switch 420 is used for controlling the current flowing through the thermistor 410. After the current flows through the thermistor 410, the thermistor 410 generates heat under the action of the current and raises the temperature of the calibration module 1. Under the action of the switch 420, the heating degree of the thermistor 410 can be controlled, for example, the temperature of the calibration module 1 can be stabilized at about 35 degrees celsius by the switch 420.
Sensor 430 is used to sense the temperature of circuit module 40 in real time and transmit it to temperature transmitter 440. Temperature transmitter 440 further transmits the temperature sensed by sensor 430 to bluetooth module 450. The bluetooth module 450 may wirelessly transmit the detected temperature to the upper computer 2.
The power conversion module 460 is electrically connected to both the temperature transmitter 440 and the bluetooth module 450, and the power conversion module 460 is connected to an external voltage circuit. The power conversion module 460 is used for converting the 220V ac voltage of the external voltage into 5V dc voltage and transmitting the voltage to the bluetooth module 450 and the temperature transmitter 440.
It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention, and those skilled in the art can make various modifications and changes. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
The embodiment of the utility model provides an in, module calibration equipment does not receive time, ambient temperature's influence, need not to guarantee the temperature precision of calibration equipment itself, and the temperature value real-time feedback of calibration equipment is to temperature measurement system, and temperature measurement system can calibrate according to the temperature value of real-time feedback. This module realizes the real-time feedback wireless transmission of temperature through the bluetooth mode, and the temperature precision satisfies body temperature screening equipment operation requirement. The module can send temperature information data to the upper computer in real time and uninterruptedly, and can also call the temperature data according to the requirement of the upper computer, so that the use mode is flexible and simple. The wireless communication module is adopted for temperature data feedback transmission, the size of the wireless communication module is 159mm multiplied by 120mm, the weight of the wireless communication module is only 3.5KG, and the wireless communication module is convenient to install and use in an external field environment. Compared with a standard blackbody, the module meets the use requirement of a system, greatly reduces the cost and is suitable for large-scale popularization and use. The temperature real-time feedback can be realized, the device is matched with body temperature screening equipment for use, the device is small and exquisite, portable and rapid defense deployment can be realized, and practical and effective support is provided for epidemic prevention and control.
As shown in fig. 6, according to the utility model discloses infrared body temperature screening equipment, include:
the calibration module 1 is a real-time temperature feedback calibration module of the infrared body temperature screening equipment;
and the upper computer 2 is in wireless communication connection with the calibration module 1 and is used for receiving the temperature value fed back by the calibration module 1.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a real-time temperature feedback calibration module of infrared body temperature screening equipment which characterized in that includes: the heat-conducting base is positioned between the heat-conducting target surface and the circuit module;
the circuit module includes:
a thermistor;
the switch is electrically connected to an external voltage circuit after being connected with the thermistor in series and is used for controlling the current flowing through the thermistor;
the temperature detection module is used for detecting the temperature of the circuit module in real time and transmitting the temperature to the wireless transmission module;
the wireless transmission module is used for wirelessly transmitting the detected temperature to the upper computer;
the power supply conversion module is electrically connected with the temperature detection module and the wireless transmission module, is connected with the external voltage circuit and transmits the converted voltage of the external voltage to the temperature detection module and the wireless transmission module.
2. The real-time temperature feedback calibration module of the infrared body temperature screening device of claim 1, wherein the temperature detection module comprises:
the sensor is used for detecting the temperature of the circuit module in real time;
the temperature transmitter is used for providing the output voltage of the power supply conversion module to the sensor and transmitting the temperature detected by the sensor to the wireless transmission module.
3. The real-time temperature feedback calibration module of the infrared body temperature screening device of claim 1, wherein the wireless transmission module is a bluetooth module.
4. The real-time temperature feedback calibration module of the infrared body temperature screening device of claim 1, wherein the power conversion module is configured to convert 220V ac voltage of the external voltage to 5V dc voltage.
5. The real-time temperature feedback calibration module of the infrared body temperature screening apparatus of claim 1, wherein the thermally conductive target surface is an aluminum alloy piece.
6. The real-time temperature feedback calibration module of an infrared body temperature screening device of claim 1, wherein the surface of the heat-conducting target surface is flat.
7. The real-time temperature feedback calibration module of an infrared body temperature screening device of claim 1, wherein the thermally insulated base is a nylon piece.
8. The real-time temperature feedback calibration module of the infrared body temperature screening device of claim 1, wherein the thermistor transfers heat to the heat-conducting target surface through a heat-conducting fin.
9. The real-time temperature feedback calibration module of the infrared body temperature screening device as claimed in claim 1, wherein the calibration module has a volume of 159mm x 120mm and a weight of 3.5 KG.
10. An infrared body temperature screening device, comprising:
a calibration module, which is a real-time temperature feedback calibration module of the infrared body temperature screening apparatus according to any one of claims 1 to 9;
and the upper computer is in wireless communication connection with the calibration module and is used for receiving the temperature value fed back by the calibration module.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022943745.5U CN214121423U (en) | 2020-12-10 | 2020-12-10 | Infrared body temperature screening equipment and real-time temperature feedback calibration module thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022943745.5U CN214121423U (en) | 2020-12-10 | 2020-12-10 | Infrared body temperature screening equipment and real-time temperature feedback calibration module thereof |
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| CN214121423U true CN214121423U (en) | 2021-09-03 |
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| CN202022943745.5U Active CN214121423U (en) | 2020-12-10 | 2020-12-10 | Infrared body temperature screening equipment and real-time temperature feedback calibration module thereof |
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