CN204788735U - Black matrix heat source suitable for temperature calibration - Google Patents
Black matrix heat source suitable for temperature calibration Download PDFInfo
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- CN204788735U CN204788735U CN201520495125.6U CN201520495125U CN204788735U CN 204788735 U CN204788735 U CN 204788735U CN 201520495125 U CN201520495125 U CN 201520495125U CN 204788735 U CN204788735 U CN 204788735U
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Abstract
The utility model discloses a black matrix heat source suitable for temperature calibration, including shell and apron, the shell constitutes one and half sealed cavity with the apron, install the body in the cavity, the one side of body outwards, the another side with generate heat piece laminating, the piece that generates heat compresses tightly through the piece clamp plate that generates heat, the body is inside to be provided with temperature sensor, and body one side outwards is even hair side, the utility model relates to a standard temperature source for the infrared axle temperature detection system's of check -up temperature measurement accuracy, the body surface adopts the design of hair side, makes black body radiation source surface temperature even, the utility model discloses a black body radiation volume source is little, light in weight, and portable, and be difficult for receiving the environmental impact with constant temperature, can regard as the standard temperature source of maring infrared temperature and temperature measurement device ware of the same kind.
Description
Technical field
The utility model belongs to temperature measurer field, relating to a kind of standard temperature source for correcting temperature measurer, being specifically related to a kind of blackbody hot sources being applicable to temperature calibration.
Background technology
At occurring in nature, all temperature higher than absolute zero object all ceaselessly towards periphery space send infrared energy.The size of the infrared energy of object and the distribution by wavelength thereof--there is very close relationship with its surface temperature.Therefore, by the measurement of the infrared energy to object self radiation, its surface temperature just can be measured exactly, the objective base of infrared radiation temperature institute foundation that Here it is.
The axle temperature of current railway train inspection operation checks that robotization is realized by THDS, THDS is the visual plant guaranteeing rolling stock safe operation, the test of this system is by the special infrared inspection vehicle regularly (moon, season, half a year etc.) patrol and examine calibrating, and usually carried out to infrared hot box detection equipment day, in week inspection, whether system works ensures accurately, crucial problem is standard temperature source, carry out and equipment is verified, just need a kind of easy to carry, standard temperature source not affected by environment, make it regularly to carry out survey school to infrared journal temperature detection system, system is made to keep accurately running, and match with the standard temperature source of infrared inspection car.
Utility model content
The utility model is the above-mentioned technical matters solved, and proposes a kind of blackbody hot sources being applicable to temperature calibration, adopts body outer surface and the sheet fever tablet of even hair side, improves the homogeneity of blackbody radiation source surface temperature.
The technical solution adopted in the utility model is: a kind of blackbody hot sources being applicable to temperature calibration,
Comprise shell and cover plate; Described shell and cover plate form a semi-enclosed cavity; In described cavity, body is installed; The one side of body outwardly, fit by another side and fever tablet; Described fever tablet is compressed by fever tablet pressing plate; Described body interior is provided with temperature sensor.
Further, described shell one end margin extends internally formation boss, and the outward flange of body stretches out and is connected on the boss of shell.
Further, described body one side is outwardly even hair side.
Further, described body one side is outwardly coated with the chemicals coating of guaranteed body surface temperature homogeneity.
Further, described chemicals coating is black matt paint.
Further, described temperature sensor is SMD temperature sensor.
Further, the one side that described body and fever tablet are fitted is provided with the groove for laying temperature sensor, and is fixed by temperature sensor device pressing plate.
Further, be bolted between described temperature sensor pressing plate two ends and body.
Further, the lower surface of described temperature sensor pressing plate and fever tablet is fitted.
The beneficial effects of the utility model:
1, a kind of blackbody hot sources being applicable to temperature calibration of the present utility model, body outer surface is even hair side, and temperature conductivity is high, cooling surface area is large, and meanwhile, surface uniform is careful, make surface temperature distribution even, the unevenness <0.5 DEG C of blackbody radiation source surface temperature;
2, fever tablet is heat-proof silica gel surface platelets fever tablet, and contact area is large, and evenly, heat transfer efficiency is high in heating, and installation consistance is good;
3, temperature sensor is SMD temperature sensor, and its contact area is large, and thermometric accuracy is high, fast response time; Design temperature error < ± 0.5 DEG C can be reached.
Accompanying drawing explanation
A kind of section of structure being applicable to the blackbody hot sources of temperature calibration that Fig. 1 provides for the utility model;
Wherein, 1 be shell, 2 be body, 3 be fever tablet, 4 be temperature sensor pressing plate, 5 be fever tablet pressing plate, 6 be cover plate, 7 for temperature sensor.
Embodiment
Be illustrated in figure 1 a kind of section of structure being applicable to the blackbody hot sources of temperature calibration that the utility model provides, a kind of blackbody hot sources being applicable to temperature calibration of the present utility model, shell 1 one end margin extends internally formation boss, the outward flange of body 2 stretches out and is connected to the boss of shell 1, and shell 1 is nonmetal moulding, the poor conductor of heat, as the shell of blackbody radiation source, in order to carry parts.
Body 2, for absorbing the heat energy of fever tablet 3 as heat source body, obtains steady temperature; Body 2 one side outwardly adopts No. 100 blasting crafts to obtain careful, even hair side; Body 2 is fine copper making, and temperature conductivity is high, and hair side can obtain larger cooling surface area, and make body 2 surface temperature distribution even, thus the uniformity coefficient of blackbody radiation source surface temperature improves, unevenness reduces; Body 2 surface spraying high temperature resistance black matt paints, and painting layer strong adhesion, difficult drop-off, body 2 one side is inwardly fitted with fever tablet 3, and body 2 one side is inwardly provided with the groove for laying temperature sensor 7.
Fever tablet 3 is plastic surface sheet fever tablet, for converting electric energy to heat energy; Contact area is large, have heating evenly, the feature that heat transfer efficiency is high, and installation consistance is good.Fever tablet 3 is arranged on body 2 inwardly between one side and fever tablet pressing plate 5.Fever tablet 3 is connected with the circuit board worked for controlling fever tablet 3 by wire, controls to heat or stop heating to fever tablet 3 according to the temperature of setting.This circuit board and above-mentioned blackbody hot sources are configured for a part for the blackbody radiation source of temperature calibration jointly.
Temperature sensor pressing plate 4 is fine copper making, and its heat conduction is good, for installing the component of fixation of sensor 7.
Fever tablet pressing plate 5 is A3 steel work, and intensity is easy to greatly processing, not yielding, plating zinc on surface passivation, for fixing and compressing fever tablet 3, makes fever tablet 3 tightly be fitted in body 2 one side inwardly.
Cover plate 6, adopts nonmetal plate to make, being the poor conductor of heat, for forming a semi-enclosed cavity with shell 1, heat not being leaked.
Temperature sensor 7 is SMD temperature sensor, and its contact area is large, and thermometric accuracy is high, fast response time; For detecting the temperature of body 2, make temperature variation in the monitoring state at any time.Be arranged in the cavity of body 2 one side inwardly, and install fixing by sensor pressing plate 4.
Those of ordinary skill in the art will appreciate that, embodiment described here is to help reader understanding's principle of the present utility model, should be understood to that protection domain of the present utility model is not limited to so special statement and embodiment.For a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within right of the present utility model.
Claims (9)
1. be applicable to a blackbody hot sources for temperature calibration, it is characterized in that, comprise shell (1) and cover plate (6); Described shell (1) and cover plate (6) form a semi-enclosed cavity; Body (2) is installed in described cavity; The one side of body (2) outwardly, fit by another side and fever tablet (3); Described fever tablet (3) is compressed by fever tablet pressing plate (5); Described body (2) inside is provided with temperature sensor (7).
2. a kind of blackbody hot sources being applicable to temperature calibration according to claim 1, it is characterized in that, described shell (1) end margin extends internally formation boss, the outward flange of body (2) stretch out be connected to shell (1) boss on.
3. a kind of blackbody hot sources being applicable to temperature calibration according to claim 1 and 2, is characterized in that, described body (2) one side is outwardly even hair side.
4. a kind of blackbody hot sources being applicable to temperature calibration according to claim 3, is characterized in that, described body (2) one side is outwardly coated with the chemicals coating of guaranteed body (2) surface temperature homogeneity.
5. a kind of blackbody hot sources being applicable to temperature calibration according to claim 4, is characterized in that, described chemicals coating is black matt paint.
6. a kind of blackbody hot sources being applicable to temperature calibration according to claim 1, is characterized in that, described temperature sensor (7) is SMD temperature sensor.
7. a kind of blackbody hot sources being applicable to temperature calibration according to claim 1 or 6, it is characterized in that, the one side that described body (2) and fever tablet (3) are fitted is provided with the groove for laying temperature sensor (7), and is fixed by temperature sensor device pressing plate (4).
8. a kind of blackbody hot sources being applicable to temperature calibration according to claim 7, is characterized in that, is bolted between described temperature sensor pressing plate (4) two ends and body (2).
9. a kind of blackbody hot sources being applicable to temperature calibration according to claim 8, is characterized in that, described temperature sensor pressing plate (4) is fitted with the lower surface of fever tablet (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495125.6U CN204788735U (en) | 2015-07-10 | 2015-07-10 | Black matrix heat source suitable for temperature calibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520495125.6U CN204788735U (en) | 2015-07-10 | 2015-07-10 | Black matrix heat source suitable for temperature calibration |
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| Publication Number | Publication Date |
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| CN204788735U true CN204788735U (en) | 2015-11-18 |
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| CN201520495125.6U Active CN204788735U (en) | 2015-07-10 | 2015-07-10 | Black matrix heat source suitable for temperature calibration |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106843314A (en) * | 2017-02-14 | 2017-06-13 | 成都森川科技股份有限公司 | Blackbody hot sources system based on PID control |
| CN107941351A (en) * | 2016-10-12 | 2018-04-20 | 北京振兴计量测试研究所 | The infrared scaling light source applied under the conditions of vacuum and low temperature |
| CN111780879A (en) * | 2020-07-22 | 2020-10-16 | 武汉博宇光电系统有限责任公司 | Infrared temperature measurement system and temperature measurement method |
| US20210293632A1 (en) * | 2020-03-17 | 2021-09-23 | Seek Thermal, Inc. | Cost effective, mass producible temperature controlled thermal imaging calibration source |
-
2015
- 2015-07-10 CN CN201520495125.6U patent/CN204788735U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107941351A (en) * | 2016-10-12 | 2018-04-20 | 北京振兴计量测试研究所 | The infrared scaling light source applied under the conditions of vacuum and low temperature |
| CN107941351B (en) * | 2016-10-12 | 2019-07-09 | 北京振兴计量测试研究所 | The infrared scaling light source applied under the conditions of vacuum and low temperature |
| CN106843314A (en) * | 2017-02-14 | 2017-06-13 | 成都森川科技股份有限公司 | Blackbody hot sources system based on PID control |
| US20210293632A1 (en) * | 2020-03-17 | 2021-09-23 | Seek Thermal, Inc. | Cost effective, mass producible temperature controlled thermal imaging calibration source |
| US12055446B2 (en) * | 2020-03-17 | 2024-08-06 | Seek Thermal, Inc. | Cost effective, mass producible temperature controlled thermal imaging calibration source |
| CN111780879A (en) * | 2020-07-22 | 2020-10-16 | 武汉博宇光电系统有限责任公司 | Infrared temperature measurement system and temperature measurement method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 610031 No. 2 West Road, Chengdu, Sichuan, Jinniu District Patentee after: CHENGDU SENCHUAN SCIENCE AND TECHNOLOGY CO., LTD. Address before: 610031 No. 2 West Road, Chengdu, Sichuan, Jinniu District Patentee before: Senchuan Railway Cars Tech. Dev. Co., Ltd., Chengdu City |