CN114061756A - Infrared thermometer - Google Patents
Infrared thermometer Download PDFInfo
- Publication number
- CN114061756A CN114061756A CN202010741515.2A CN202010741515A CN114061756A CN 114061756 A CN114061756 A CN 114061756A CN 202010741515 A CN202010741515 A CN 202010741515A CN 114061756 A CN114061756 A CN 114061756A
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- module
- circuit board
- data acquisition
- radio frequency
- power supply
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- 230000005540 biological transmission Effects 0.000 claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 238000005259 measurement Methods 0.000 claims abstract description 12
- 230000000087 stabilizing effect Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 9
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 238000009529 body temperature measurement Methods 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/06—Arrangements for eliminating effects of disturbing radiation; Arrangements for compensating changes in sensitivity
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention relates to an infrared thermometer, which comprises a shell, a circuit board, a data acquisition module, a master control system, a radio frequency module, a state indication module and a system power supply and data transmission module, wherein the circuit board is arranged on the shell; the circuit board is arranged in the shell, and the data acquisition module, the master control system, the radio frequency module, the state indication module and the system power supply and data transmission module are arranged on the circuit board; the circuit board is also provided with a control heating module, the control heating module is arranged around the data acquisition module, and the control heating module is electrically connected with the master control system and the radio frequency module. The USB connector is arranged and can be connected with a mobile phone, and the mobile phone is directly powered without installing a battery. The heating module is arranged to change the ambient temperature measured by the data acquisition module, so that higher measurement accuracy can be ensured when the ambient temperature is too low, and the applicable environment is wider.
Description
Technical Field
The invention relates to the field of instruments and meters, in particular to an infrared thermometer.
Background
Infrared sensing technology has developed rapidly since the 21 st century. High-precision infrared temperature measurement also goes into the medical field and daily life from the original industrial field. The outbreak of epidemic situation in 2020 enables the infrared thermometer to be widely applied to the aspect of body temperature measurement, the traditional thermometer needs to be in contact with a measured target, the measurement precision is not accurate enough, and the efficiency is low.
The existing infrared thermometers are greatly influenced by the external temperature when the external temperature is lower than 15 ℃ and higher than 45 ℃, the measurement precision of the infrared thermometers can reach the medical level under the condition that the external temperature is 15-45 ℃, and the use of the infrared thermometers is limited because the body temperature measurement result is influenced when the external temperature exceeds the range.
Disclosure of Invention
The invention aims to solve the problem that the ambient temperature is lower than 15 ℃, and provides an infrared thermometer, which adopts a heating module to heat the ambient environment of a data acquisition module, changes the measured ambient temperature and improves the measurement precision of the infrared thermometer, and adopts the following technical scheme:
an infrared thermometer comprises a shell, a circuit board, a data acquisition module, a master control system, a radio frequency module, a state indication module and a system power supply and data transmission module; the circuit board is arranged in the shell, and the data acquisition module, the master control system, the radio frequency module, the state indication module and the system power supply and data transmission module are arranged on the circuit board;
the circuit board is also provided with a control heating module, the control heating module is arranged around the data acquisition module, the control heating module is electrically connected with the master control system and the radio frequency module, and the control heating module can be heated by a ceramic heating sheet. The data acquisition module, the state indication module and the system power supply and data transmission module are electrically connected with the master control system and the radio frequency module, and the data acquisition module can adopt a digital sensor.
The state indicating module adopts a multicolor light emitting diode, the master control system and the radio frequency module are set to indicate states with different colors, red represents that measurement cannot be performed, and green represents that measurement can be performed.
The USB connector is arranged on the circuit board and connected with the system power supply and data transmission module to supply power to the whole circuit board. The USB joint adopts the Type-C interface.
The circuit board is also provided with a system voltage stabilizing and data transmission module, the input end of the system voltage stabilizing and data transmission module is connected with the system power supply and data transmission module, and the output end of the system voltage stabilizing and data transmission module is connected with the main control system and the radio frequency module.
And the circuit board is also provided with a system protection module which is connected with the system power supply and data transmission module in parallel.
The circuit board is also provided with a data acquisition end voltage stabilizing module, and the data acquisition end voltage stabilizing module provides stable working voltage for the data acquisition module.
The shell comprises an upper shell and a lower shell, the upper shell and the lower shell are connected through a buckle, a USB joint through hole is formed in the side face of the shell, the upper shell is provided with a measurement through hole of the data acquisition module, and the lower shell is provided with a through hole of the state indication module.
Advantageous effects
The invention is provided with the USB connector which can be connected with the mobile phone, and the mobile phone can directly supply power without installing a battery. The heating module is arranged, when the external temperature is lower than 15 ℃, the environment temperature is increased, so that the measurement precision is improved, and the applicable environment is wider.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary of the invention, and that other embodiments can be derived from the drawings provided by those skilled in the art without inventive effort.
FIG. 1: a cross-sectional view of one embodiment of the present invention;
FIG. 2: a block diagram of a control circuit of an embodiment of the present invention;
FIG. 3: the invention discloses a circuit diagram of a master control system and a radio frequency module;
FIG. 4: the system power supply and data transmission module circuit diagram of an embodiment of the invention;
FIG. 5: the circuit diagram of the data acquisition module of one embodiment of the invention;
FIG. 6: a control heating module circuit diagram of an embodiment of the present invention;
FIG. 7: a status indicator light module circuit diagram of one embodiment of the present invention;
FIG. 8: the invention discloses a circuit diagram of a system voltage stabilization and data transmission module;
FIG. 9: the data acquisition end voltage stabilization module circuit diagram of one embodiment of the invention;
FIG. 10: the invention discloses a system protection module circuit diagram of an embodiment.
Detailed Description
The invention is further illustrated by the following figures and examples:
reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 10, the present invention provides an embodiment of an infrared thermometer, which includes a housing 01, a circuit board 02, a data acquisition module 03, a main control system and radio frequency module 04, a status indication module 05, and a system power supply and data transmission module 06; the circuit board 02 is arranged in the shell 01, and the data acquisition module 03, the master control system and radio frequency module 04, the state indication module 05 and the system power supply and data transmission module 06 are arranged on the circuit board 02;
the heating control device is characterized in that a control heating module 07 is further arranged on the circuit board 02, the control heating module 07 is arranged around the data acquisition module 03, the control heating module 07 is electrically connected with the master control system and the radio frequency module 04, and the control heating module 07 can be heated by adopting a ceramic heating sheet. The data acquisition module 03, the state indication module 05 and the system power supply and data transmission module 06 are all electrically connected with the main control system and the radio frequency module 04, and the data acquisition module 03 can adopt a digital sensor such as an MLX90632FIR sensor, and is small in size and high in precision. The master control system and the radio frequency module 04 can transmit data through the system power supply and data acquisition module 06, and can also directly transmit data through bluetooth, and the master control system and the radio frequency module 04 can adopt the master control system module to cancel the bluetooth transmission function.
The status indication module 05 adopts a multi-color light emitting diode, the master control system and the radio frequency module 04 set the status of different color indications, red indicates that measurement cannot be performed, and green indicates that measurement can be performed.
The circuit board 02 is provided with a USB connector 11, and the USB connector 11 is connected with the system power supply and data transmission module 06 to supply power to the whole circuit board. USB connects 11 and adopts Type-C interface.
The circuit board 02 is further provided with a system voltage stabilizing and data transmission module 08, the input end of the system voltage stabilizing and data transmission module 08 is connected with the system power supply and data transmission module 06, and the output end of the system voltage stabilizing and data transmission module 08 is connected with the main control system and the radio frequency module 04.
The circuit board 02 is further provided with a system protection module 09, and the system protection module 09 is connected with the system power supply and data transmission module 06 in parallel.
The circuit board 02 is further provided with a data acquisition end voltage stabilizing module 10, and the data acquisition end voltage stabilizing module 10 provides stable working voltage for the data acquisition module 03.
The shell 01 comprises an upper shell and a lower shell, the upper shell and the lower shell are connected through a buckle, a USB joint through hole is formed in the side face of the shell 01, the upper shell is provided with a measuring through hole of the data acquisition module 03, and the lower shell is provided with a through hole of the state indicating module 05.
The working process is as follows: the USB connector 11 is connected with a mobile phone, the system power supply and data transmission module 06 supplies power to the circuit board 02, the data acquisition module 03 measures the ambient temperature and the target temperature, the measured data are transmitted to the main control system and the radio frequency module 04, when the ambient temperature is between 15 ℃ and 45 ℃, the main control system and the radio frequency module 04 control the state indication module 05 to enable the state indication module 05 to be turned on, a user carries out measurement, the data measured by the data acquisition module 03 are transmitted to the main control system and the radio frequency module 04, and the data are transmitted to the mobile phone through the system voltage stabilization and data transmission module 08 and the system power supply and data transmission module 06; when the environment temperature measured by the data acquisition module 03 is lower than 15 ℃, the master control system and radio frequency module 04 control the state indication module 05, the red light is on, and simultaneously the control heating module 07 is heated to increase the environment temperature, when the environment temperature measured by the data acquisition module 03 reaches 15 ℃, the master control system and radio frequency module 04 control the state indication module 05 to light the green light, the user can measure the temperature, the data measured by the data acquisition module 03 is transmitted to the master control system and radio frequency module 04, and is transmitted to the mobile phone through the system voltage stabilization and data transmission module 08 and the system power supply and data transmission module 06, and when the environment temperature measured by the data acquisition module 03 reaches 35 ℃, the master control system and radio frequency module 04 make the control heating module 07 stop heating.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.
Claims (6)
1. An infrared thermometer comprises a shell (01), a circuit board (02), a data acquisition module (03), a master control system, a radio frequency module (04), a state indication module (05) and a system power supply and data transmission module (06); the circuit board (02) is arranged in the shell (01), and the data acquisition module (03), the master control system and radio frequency module (04), the state indication module (05) and the system power supply and data transmission module (06) are arranged on the circuit board (02);
the method is characterized in that: the heating control system is characterized in that a control heating module (07) is further arranged on the circuit board (02), the control heating module (07) is arranged around the data acquisition module (03), and the control heating module (07) is electrically connected with the master control system and the radio frequency module (04).
2. The infrared thermometer according to claim 1, wherein a USB connector (11) is arranged on the circuit board (02), and the USB connector (11) is connected with a system power supply and data transmission module (06) to supply power to the whole circuit board.
3. The infrared thermometer according to claim 1, wherein a system voltage stabilizing and data transmitting module (08) is further disposed on the circuit board (02), an input end of the system voltage stabilizing and data transmitting module (08) is connected to the system power supply and data transmitting module (06), and an output end of the system voltage stabilizing and data transmitting module is connected to the main control system and the radio frequency module (04).
4. The infrared thermometer according to claim 1, wherein a system protection module (09) is further disposed on the circuit board (02), and the system protection module (09) is connected in parallel with the system power supply and data transmission module (06).
5. The infrared thermometer according to claim 1, wherein a data acquisition terminal voltage stabilizing module (10) is further disposed on the circuit board (02), and the data acquisition terminal voltage stabilizing module (10) supplies power and stabilizes voltage for the data acquisition module (03).
6. An infrared thermometer according to claim 1, wherein said housing (01) comprises an upper shell and a lower shell, said upper shell and said lower shell are connected by means of a snap-fit, a USB connector through hole is provided on a side surface of said housing (01), said upper shell is provided with a measurement through hole of said data acquisition module (03), and said lower shell is provided with a through hole of said status indication module (05).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010741515.2A CN114061756A (en) | 2020-07-29 | 2020-07-29 | Infrared thermometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010741515.2A CN114061756A (en) | 2020-07-29 | 2020-07-29 | Infrared thermometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114061756A true CN114061756A (en) | 2022-02-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010741515.2A Pending CN114061756A (en) | 2020-07-29 | 2020-07-29 | Infrared thermometer |
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| Country | Link |
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| CN (1) | CN114061756A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2625864Y (en) * | 2003-06-12 | 2004-07-14 | 袁剑敏 | Infrared quick sieving instrument of human body temperature |
| CN105004427A (en) * | 2015-07-08 | 2015-10-28 | 上海大学 | Device and method for precisely testing temperature distribution of semiconductor device |
| CN109215313A (en) * | 2017-06-30 | 2019-01-15 | 青岛大数华创科技有限公司 | A kind of humiture monitoring device |
| CN210426777U (en) * | 2019-07-04 | 2020-04-28 | 深圳市凯利博实业有限公司 | Infrared ear type thermometer and infrared ear type body temperature monitoring system |
| CN111174920A (en) * | 2020-03-03 | 2020-05-19 | 上海圆天电子科技有限公司 | Non-contact human body temperature measuring equipment based on mobile phone USB port |
| CN111238657A (en) * | 2020-03-27 | 2020-06-05 | 秦晓鹏 | Portable infrared intelligent capsule thermometer used by being connected with smart phone |
| CN111426396A (en) * | 2020-05-08 | 2020-07-17 | 东莞市嵘丰医疗器械有限公司 | Intelligent ear thermometer |
-
2020
- 2020-07-29 CN CN202010741515.2A patent/CN114061756A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2625864Y (en) * | 2003-06-12 | 2004-07-14 | 袁剑敏 | Infrared quick sieving instrument of human body temperature |
| CN105004427A (en) * | 2015-07-08 | 2015-10-28 | 上海大学 | Device and method for precisely testing temperature distribution of semiconductor device |
| CN109215313A (en) * | 2017-06-30 | 2019-01-15 | 青岛大数华创科技有限公司 | A kind of humiture monitoring device |
| CN210426777U (en) * | 2019-07-04 | 2020-04-28 | 深圳市凯利博实业有限公司 | Infrared ear type thermometer and infrared ear type body temperature monitoring system |
| CN111174920A (en) * | 2020-03-03 | 2020-05-19 | 上海圆天电子科技有限公司 | Non-contact human body temperature measuring equipment based on mobile phone USB port |
| CN111238657A (en) * | 2020-03-27 | 2020-06-05 | 秦晓鹏 | Portable infrared intelligent capsule thermometer used by being connected with smart phone |
| CN111426396A (en) * | 2020-05-08 | 2020-07-17 | 东莞市嵘丰医疗器械有限公司 | Intelligent ear thermometer |
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Application publication date: 20220218 |
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