CN213336506U - Infrared temperature measurement module - Google Patents
Infrared temperature measurement module Download PDFInfo
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- CN213336506U CN213336506U CN202022355548.1U CN202022355548U CN213336506U CN 213336506 U CN213336506 U CN 213336506U CN 202022355548 U CN202022355548 U CN 202022355548U CN 213336506 U CN213336506 U CN 213336506U
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Abstract
The utility model discloses an infrared temperature measurement module, infrared temperature measurement module includes heat accumulation body part, thermoelectric awl, circuit board and fixed screw, be provided with the singlechip on the circuit board, thermoelectric awl fix in circuit board one side and with singlechip data connection, the singlechip is provided with the delivery outlet that is used for the output temperature data, heat accumulation body part passes through fixed screw to be fixed in circuit board one side and centers on the thermoelectric awl periphery. The utility model discloses an infrared temperature measurement part is integrated for fixed infrared temperature measurement module, can carry out self calibration to the module through the singlechip on the circuit board, has reduced the work load of product production process, shortens the leading-in cycle of product greatly, and in addition, the heat accumulation body part is small and exquisite light, can ensure that the accurate stable measurement of electricity is released to the heat.
Description
Technical Field
The utility model relates to an infrared temperature measurement technical field, concretely relates to infrared temperature measurement module.
Background
With the development of economy and the progress of society, people pay more and more attention to the health state of the people, body temperature is an index capable of directly reflecting the health state of the human body, but the traditional mercury thermometer has long measuring time, and a plurality of infrared temperature measuring devices are produced in order to simply and quickly obtain body temperature data. The utility model relates to an infrared temperature measurement module of small and exquisite volume. Can be widely applied to various infrared temperature measuring devices.
At present, most infrared temperature measuring devices adopt a mode of testing an infrared temperature measuring probe (a thermoelectric cone) and a main board. It is known that, when producing an infrared temperature measuring device, a necessary task is the calibration of the pyroelectric cone, and only the temperature data measured by the pyroelectric cone passing through the calibration is valid and credible. However, there are many calibration factors affecting the thermal cone, and one of the most important factors is the probe structure of the thermal cone, because the calibration parameters of the same thermal cone for different structures are very different, which requires a designer to perform a lot of experimental data to perform statistical tests, thereby greatly prolonging the lead-in period of the product. Therefore, if an infrared temperature measuring module which can be calibrated independently and can be used in a plug-and-play mode is arranged, the lead-in period of products such as infrared temperature measuring devices can be greatly shortened.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides an infrared temperature measurement module to solve among the prior art because the thermoelectric cone needle has very big different problems to different structure calibration parameters.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides an infrared temperature measurement module, infrared temperature measurement module includes heat accumulation body part, thermoelectric awl, circuit board and fixed screw, be provided with the singlechip on the circuit board, thermoelectric awl fix in circuit board one side and with singlechip data connection, the singlechip is provided with the delivery outlet that is used for the output temperature data, the circuit board has power source, power source with thermoelectric awl electricity is connected, the heat accumulation body part passes through the fixed screw to be fixed in circuit board one side and center on the thermoelectric awl periphery.
Furthermore, the heat storage body part is of a cylindrical structure, and a first cavity for accommodating the thermoelectric cone, a second cavity for communicating the top of the thermoelectric cone with the outside and a threaded hole for screwing in a fixing screw are formed in the heat storage body part.
Further, the second cavity of the heat storage body component is a truncated cone-shaped cavity, and the diameter of the truncated cone-shaped cavity is gradually increased from the top of the thermoelectric cone to the outside.
Further, the outer peripheral side of the central portion of the heat storage body member has an annular recess.
Further, the maximum diameter d2 of the heat storage body component is 13.6 + -0.2 mm, the sum d3 of the height of the heat storage body component and the thickness of the circuit board is 6.55 + -0.2 mm, and the heat storage body component is made of an aluminum alloy material.
Further, the width d1 of the circuit board is 16 + -0.2 mm, the thickness d4 is 1 + -0.2 mm, the length d5 is 28 + -0.2 mm, and the heat storage body component and the thermal cone are positioned on one side of the circuit board in the length direction.
Furthermore, pins are arranged at the bottom of the thermoelectric cone, and the circuit board is provided with holes for inserting the pins of the thermoelectric cone and threaded holes for screwing in fixing screws.
The utility model has the advantages of as follows:
the utility model discloses an infrared temperature measurement part is integrated for fixed infrared temperature measurement module, can carry out self calibration to the module through the singlechip on the circuit board, has reduced the work load of product production process, shortens the leading-in cycle of product greatly, and in addition, the heat accumulation body part is small and exquisite light, can ensure that the accurate stable measurement of electricity is released to the heat.
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, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic structural diagram (cross-sectional view) of an infrared temperature measurement module provided by the present invention;
fig. 2 is a schematic structural diagram (side view) of the infrared temperature measurement module provided by the present invention;
in the figure:
1. a heat storage body member; 2. a thermoelectric cone; 3. a circuit board; 4. and fixing the screw.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1-2, this embodiment provides an infrared temperature measurement module, infrared temperature measurement module includes heat accumulation body part 1, thermoelectric cone 2, circuit board 3 and set screw 4, be provided with the singlechip on the circuit board 3, thermoelectric cone 2 fix in circuit board 3 one side and with singlechip data connection, the singlechip is provided with the delivery outlet that is used for the output temperature data, circuit board 3 has power source, power source with thermoelectric cone 2 electricity is connected, heat accumulation body part 1 passes through set screw 4 to be fixed in circuit board 3 one side and around thermoelectric cone 2 periphery.
The thermoelectric cone 2 is installed between the circuit board 3(PCB) and the heat accumulator component 1, the circuit board 3 and the heat accumulator component 1 are fixed through the fixing screws 4, a single chip microcomputer (for example, an M0 single chip microcomputer) is arranged on the circuit board 3, measurement data of the thermoelectric cone 2 can be directly read, the thermoelectric cone 2 can be directly calibrated, and the single chip microcomputer can output temperature data in a serial port mode. The single chip microcomputer can completely and independently calibrate the thermoelectric cone, and the human body temperature data which can be directly used is given.
The module of the embodiment is used as follows: the module is aligned to a target to be measured, the thermoelectric cone 2 starts to measure after the module is powered on, measured data are transmitted to the single chip microcomputer, then the single chip microcomputer converts the data measured by the thermoelectric cone 2 into body temperature data through a special algorithm, and the heat storage body part 1 has the function of ensuring the stability and accuracy of measurement of the thermoelectric cone 2.
The whole infrared temperature measurement module of this embodiment is an individual that can independently work, and does not need the participation of mainboard unlike other types of temperature measurement probe. More importantly, the infrared temperature measurement module can be used for correcting the thermoelectric cone 2, and the process of calibrating the thermoelectric cone 2 can be omitted in the product leading-in stage. The infrared temperature measurement module of this embodiment is calibrated alone, plug-and-play.
Example 2
As shown in fig. 1-2, in the present embodiment, the thermal storage body component 1 is a cylindrical structure, and a first chamber for accommodating the thermal electric cone 2, a second chamber for communicating the top of the thermal electric cone 2 with the outside, and a threaded hole for screwing in a fixing screw 4 are formed therein.
This embodiment holds thermoelectric awl 2 through first cavity, when realizing thermoelectric awl 2 heat accumulation, realizes thermoelectric awl 2 fixed, can realize thermoelectric awl 2 temperature detection through the second cavity, can realize heat accumulator part 1 and circuit board 3's threaded connection through the screw hole, whole heat accumulator part 1 compact structure. Due to the flat design of the heat storage body part, the volume of the whole module is reduced, and product integration is facilitated.
Example 3
As shown in fig. 1-2, in the present embodiment, the second chamber of the heat storage body member 1 is a truncated cone-shaped chamber, and the diameter of the truncated cone-shaped chamber gradually increases from the top of the thermal cone 2 to the outside. The outer peripheral side of the central portion of the heat storage body member 1 has an annular recess.
This embodiment passes through round platform shape cavity design, can improve thermoelectric cone 2's heat accumulation effect, can also improve thermoelectric cone 2 measuring accuracy, conveniently realizes module and infrared temperature measuring device's installation through annular recess.
Example 4
As shown in fig. 1 to 2, in the present embodiment, the maximum diameter d2 of the heat storage body member 1 is 13.6 ± 0.2mm, the sum d3 of the height of the heat storage body member 1 and the thickness of the circuit board 3 is 6.55 ± 0.2mm, and the heat storage body member 1 is made of an aluminum alloy material.
The measurement and calibration of the thermal cone 2 are closely related to the structure of the heat storage body component 1, the calibration parameters required by different heat storage body components 1 are different, and a large number of test experiments are required to obtain accurate calibration parameters. This part of the work can now be done directly at the module end. For this embodiment has designed a heat accumulator alone, is a diameter 13.6mm, high cylinder structure about 6.55mm, and the aluminium alloy material is releasing the pyroelectric measurement accuracy, and the stability is when doing the volume littleer more light to be applicable to the infrared temperature measuring device of the great majority on the market.
Example 5
As shown in fig. 1-2, in the present embodiment, the width d1 of the circuit board 3 is 16 ± 0.2mm, the thickness d4 is 1 ± 0.2mm, and the length d5 is 28 ± 0.2mm, and the thermal storage body component 1 and the thermal cone 2 are located on one side of the circuit board 3 in the length direction.
The size of circuit board 3 and the mounted position of heat accumulator part 1, thermoelectric cone 2 are provided to this embodiment, make things convenient for module and infrared temperature measuring device phase-match.
Example 6
As shown in fig. 1-2, in the present embodiment, the bottom of the thermal electric awl 2 is provided with pins, and the circuit board 3 is provided with openings for inserting the pins of the thermal electric awl 2 and threaded holes for screwing in the fixing screws 4.
In this embodiment, the thermoelectric cone is connected with the circuit board 3 through the pin, so that the connection is convenient and firm, and the contact performance is good.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (7)
1. The utility model provides an infrared temperature measurement module, its characterized in that, infrared temperature measurement module includes heat accumulation body part (1), thermoelectric awl (2), circuit board (3) and fixed screw (4), be provided with the singlechip on circuit board (3), thermoelectric awl (2) fix circuit board (3) one side and with singlechip data connection, the singlechip is provided with the delivery outlet that is used for the output temperature data, circuit board (3) have power source, power source with thermoelectric awl (2) electricity is connected, heat accumulation body part (1) is fixed in circuit board (3) one side and is centers on through fixed screw (4) thermoelectric awl (2) periphery.
2. The infrared thermometric module according to claim 1, wherein the thermal storage body component (1) is of a cylindrical structure and has a first chamber for accommodating the thermoelectric cone (2), a second chamber for communicating the top of the thermoelectric cone (2) with the outside, and a threaded hole for screwing in a fixing screw (4).
3. The infrared thermometric module according to claim 2, wherein the second chamber of the thermal storage body member (1) is a truncated cone shaped chamber, the diameter of which increases from the top of the thermal cone (2) towards the outside.
4. The infrared thermometry module according to claim 2, wherein the outer peripheral side of the central portion of the heat storage body member (1) has an annular groove.
5. The infrared temperature measuring module according to claim 2, characterized in that the maximum diameter d2 of the heat storage body component (1) is 13.6 ± 0.2mm, the sum d3 of the height of the heat storage body component (1) and the thickness of the circuit board (3) is 6.55 ± 0.2mm, and the heat storage body component (1) is made of an aluminum alloy material.
6. The infrared thermometric module according to claim 1, wherein the width d1 of the circuit board (3) is 16 ± 0.2mm, the thickness d4 is 1 ± 0.2mm, the length d5 is 28 ± 0.2mm, and the thermal storage body component (1) and the thermal cone (2) are located on one side of the circuit board (3) in the length direction.
7. The infrared thermometric module according to claim 1, characterized in that the bottom of the thermo-electric cone (2) is provided with pins, and the circuit board (3) is provided with openings for inserting the pins of the thermo-electric cone (2) and threaded holes for screwing in the fixing screws (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022355548.1U CN213336506U (en) | 2020-10-21 | 2020-10-21 | Infrared temperature measurement module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022355548.1U CN213336506U (en) | 2020-10-21 | 2020-10-21 | Infrared temperature measurement module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213336506U true CN213336506U (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022355548.1U Active CN213336506U (en) | 2020-10-21 | 2020-10-21 | Infrared temperature measurement module |
Country Status (1)
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|---|---|
| CN (1) | CN213336506U (en) |
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2020
- 2020-10-21 CN CN202022355548.1U patent/CN213336506U/en active Active
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