CN204439214U - Portable RAW image gathers temperature measuring equipment - Google Patents
Portable RAW image gathers temperature measuring equipment Download PDFInfo
- Publication number
- CN204439214U CN204439214U CN201520092136.XU CN201520092136U CN204439214U CN 204439214 U CN204439214 U CN 204439214U CN 201520092136 U CN201520092136 U CN 201520092136U CN 204439214 U CN204439214 U CN 204439214U
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- housing
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- picture processing
- temperature measuring
- measuring equipment
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Abstract
The portable RAW image of the utility model gathers the housing that temperature measuring equipment comprises tubular, and sealing is arranged on hard stem endoscope and the cover plate at housing two ends respectively, and is arranged on digital ccd video camera and the DSP picture processing chip of enclosure interior; The input end of digital ccd video camera is connected with the output terminal of hard stem endoscope and the input end of DSP picture processing chip respectively with output terminal; The output terminal of DSP picture processing chip is connected with host computer through the explosion-proof gland head be arranged on housing.The hard stem endoscope that employing can be dismantled flexibly, carries out accommodation according to different working environments; Image acquisition and measuring sensor are all arranged on enclosure interior, make apparatus structure compact, light.The A/D conversion of the digital ccd video camera that device is selected can complete at camera internal, and do not need to install video frequency collection card additional, simplify the structure connection.DSP picture processing chip is adopted to complete image acquisition and temperature computation, reasonable in design, easy to use.
Description
Technical field
The utility model relates to radiation image thermometry field, is specially a kind of portable RAW image and gathers temperature measuring equipment.
Background technology
Contactless radiative thermometric method has the advantages such as non-intruding, response is fast, temperature-measuring range is wide, has been widely used in various industry, medical treatment, civilian field of temperature measurement, as infrared pyrometer, thermal imaging system, spectrum temperature measuring device, radiation image temperature measuring equipment etc.Radiation image temp measuring method by extracting the primary radiation strength information of measurand from image, in conjunction with multispectral colorimetric principle inverting temperature and radiance distribution, compared with infrared, spectroscopic temperature measurement method, the field scan of Temperature Distribution can be realized while intuitive monitoring operating condition, a kind of image detection method of combustion temperature in hearth disclosed in Chinese patent ZL01106579.6, and for example a kind of double-CCD temperature field measuring apparatus and method disclosed in Chinese patent CN101476939.Radiation image temperature measuring equipment imaging system is complicated, causes bulky, is inconvenient to carry, often adopt fixed installation, the infrared radiation temperature calibrating installation of chemical vapor depsotition equipment and calibration steps thereof disclosed in Chinese patent CN201210380850; Meanwhile, the temperature measurement accuracy of radiation image temperature measuring equipment depends on quality of optical imaging, and this is difficult to ensure under the environment of measure field high temperature, dust stratification, coking.
Utility model content
For problems of the prior art, the utility model provides a kind of portable construction, reliable operation, easy to maintenance, that temperature measurement accuracy is high portable RAW image gathers temperature measuring equipment.
The utility model is achieved through the following technical solutions:
Portable RAW image gathers temperature measuring equipment, comprises the housing of tubular, and sealing is arranged on hard stem endoscope and the cover plate at housing two ends respectively, and is arranged on digital ccd video camera and the DSP picture processing chip of enclosure interior; The input end of described digital ccd video camera is connected with the output terminal of hard stem endoscope and the input end of DSP picture processing chip respectively with output terminal; The output terminal of DSP picture processing chip is connected with host computer through the explosion-proof gland head be arranged on housing.
Preferably, cover plate is fixed on the rear end of housing by bolt seal, and the inner side of cover plate arranges portable charge power supply.
Further, the output terminal of portable charge power supply connects digital ccd video camera and DSP picture processing chip respectively, and portable charge power supply output voltage is DC24V.
Preferably, hard stem endoscope is outside is coaxially arranged with protection sleeve, and hard stem endoscope is sealedly connected on the front end of housing by dust-proof snap ring, and front end arranges the protection sleeve gathering through hole and is connected in seal groove that dust-proof snap ring is arranged.
Preferably, outside is provided with handle, and one end outer setting that housing is connecting hard stem endoscope has heat-barrier coating.
Further, the outer rim of heat-barrier coating is connected with trumpet-shaped protective cover, and the outer edge radius of protective cover is greater than the distance of handle to housing axis.
Preferably, digital ccd video camera adopts Bayer-RGGB pattern, exports RAW format picture data; This view data is linked in DSP picture processing chip through Gige netting twine.
Compared with prior art, the utility model has following useful technique effect:
The utility model adopts the hard stem endoscope that can dismantle flexibly, can carry out accommodation according to different working environments; Image acquisition and measuring sensor are all arranged on enclosure interior, make apparatus structure compact, light.The A/D conversion of the digital ccd video camera that device is selected can complete at camera internal, and do not need to install video frequency collection card additional, simplify the structure connection.DSP picture processing chip replacement computer is adopted to complete image acquisition and temperature computation, reasonable in design, easy to use, by arranging the full-closed structure of housing, electrical equipment and cable are all arranged on enclosure interior that can be explosion-proof, output cable is drawn through explosion-proof gland head, and package unit possesses the feature of dust-proof, explosion-proof and high protection, can form good protection to the electron device of inside; Globality is high, and portability is strong, safe and reliable.
Further, adopt rechargeable type portable power source to be that digital ccd video camera and DSP picture processing chip are powered, package unit packaged type is operated, and with low cost; Utilization can be for convenience detach bonnet, fast all the other portable charge power supplies can be mounted and dismounted, and the requisite space of other element installation and maintenances is provided, easily digital CCD camera and hard stem endoscope entirety can be extracted out and carry out safeguarding or changing.
Further, by hard stem endoscope outer setting protective sleeve, protection can be formed to it, increase the service life, and install dust-proof snap ring and packing washer additional at itself and protection sleeve junction; Can effectively prevent external dust from entering enclosure interior.
Further, its convenience using and carry can be increased better, the heat-barrier coating be simultaneously equipped with by arranging handle, providing good and stable working environment to the electron device of enclosure interior; Utilize the protective cover arranged, hot-fluid when using can not only be stopped, avoid it to the damage of housing, and the safety of user of service when guiding and supporting can be protected.
Further, the RAW image data of digital ccd video camera can directly obtain by extracting network packet, which solve DSP picture processing chip storage unit capacity less, can not be used for the difficult point storing high-definition picture.The processing speed that DSP picture processing chip is exceedingly fast simultaneously can realize thermometric requirement of real-time.RAW image meets the linear Gamma sensitometric characteristic of digital ccd video camera, remains measurand primary radiation information, and demarcates simple, and responding range is wide, can realize the high-acruracy survey of Temperature Distribution.
Accompanying drawing explanation
Fig. 1 is the structural representation of device described in the utility model example.
In figure: 1 is protection sleeve, 2 is hard stem endoscope, and 3 is dust-proof snap ring, and 4 is digital ccd video camera, and 5 is Gige netting twine; 6 is DSP picture processing chip, and 7 is portable charge power supply, and 8 is cover plate, and 9 is explosion-proof gland head; 10 is handle, and 11 is housing, and 12 is heat-barrier coating, and 13 is protective cover.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, described in be to explanation of the present utility model instead of restriction.
A kind of portable RAW image of the utility model gathers temperature measuring equipment, and its structural principle as shown in Figure 1, comprises protection sleeve 1; hard stem endoscope 2; dust-proof snap ring 3, digital ccd video camera 4, Gige netting twine 5; DSP picture processing chip 6; portable charge power supply 7, cover plate 8, explosion-proof gland head 9; handle 10, housing 11.Protection sleeve 1 and the hard stem endoscope 2 of coaxial setting install dust-proof snap ring 3 additional with housing 11 junction, enter protective cover inside to prevent external dust; Hard stem endoscope 2 is connected to ccd video camera 4 image input; Ccd video camera 4 is connected with DSP picture processing chip 6 by Gige netting twine 5; Portable charge power supply 7 is connected with DSP picture processing chip 6 with ccd video camera 4 respectively and is that two parts are powered; The signal output cable of DSP picture processing chip 6 is drawn through explosion-proof gland head 9, can connect external display or host computer connection.Cover plate 8 can be dismantled by interior hexagonal, after taking cover plate 8 apart, hard stem endoscope 2 and ccd video camera 4 entirety can be extracted out and carry out safeguarding or changing.
In this preferred embodiment, the mode of operation of digital ccd video camera 4 is Bayer-RGGB pattern, exports RAW format picture data; View data is sent in DSP picture processing chip 6 through Gige netting twine 5 and is carried out image procossing, judges the time shutter of the digital ccd video camera 4 of adjustment, calculates measurand Temperature Distribution.
The utility model before use, by existing demarcated data and temperature computation formula write DSP picture processing chip 6 RAM in.During use; utilize handle 10 to be carried to by device and measure place; by the collection through hole of protection sleeve 1 front end; hard stem endoscope 2 is made to aim at measurand; digital CCD camera 4 starts to gather RAW form radiation image, and is transferred to by Gige netting twine 5 in the storage stack of DSP picture processing chip 6.DSP picture processing chip 6 processes view data according to program prepared in advance, controls the time shutter of adjustment digital CCD camera 4, and calculates measurand temperature by nominal data, and measurement result delivers to outside display through cable.In use, the hot-fluid gushed out when measuring and use can carry out intercepting and shunting by heat-barrier coating 12 and protective cover 13, the not only electron device of protective housing 11 inside, and can protect the safety of operator.
Wherein, RAW image is exactly the raw data that the light signal captured is converted into digital signal by CMOS/CCD imageing sensor, is stored as CFA pseudo-colour filtering array, and data bits is generally 12 or 14 (being determined by A/D change-over circuit).Compared with jpeg or bmp image, RAW image by the impact that the cameras such as color space, sharpened value, white balance, contrast, noise reduction are arranged, does not remain measurand primary radiation information, is more suitable for for radiation image thermometric analysis.
Claims (7)
1. portable RAW image gathers temperature measuring equipment, it is characterized in that, comprise the housing (11) of tubular, sealing is arranged on hard stem endoscope (2) and the cover plate (8) at housing (11) two ends respectively, and is arranged on the inner digital ccd video camera (4) of housing (11) and DSP picture processing chip (6); The input end of described digital ccd video camera (4) is connected with the output terminal of hard stem endoscope (2) and the input end of DSP picture processing chip (6) respectively with output terminal; The output terminal of DSP picture processing chip (6) is connected with host computer through the explosion-proof gland head be arranged on housing (11).
2. portable RAW image according to claim 1 gathers temperature measuring equipment, it is characterized in that, cover plate (8) is fixed on the rear end of housing (11) by bolt seal, the inner side of cover plate (8) arranges portable charge power supply (7).
3. portable RAW image according to claim 2 gathers temperature measuring equipment, it is characterized in that, the output terminal of described portable charge power supply (7) connects digital ccd video camera (4) and DSP picture processing chip (6) respectively, and portable charge power supply (7) output voltage is DC24V.
4. portable RAW image according to claim 1 gathers temperature measuring equipment; it is characterized in that; hard stem endoscope (2) is outside coaxial is arranged with protection sleeve (1); hard stem endoscope (2) is sealedly connected on the front end of housing (11) by dust-proof snap ring (3), and front end arranges the protection sleeve (1) gathering through hole and is connected in the upper seal groove arranged of dust-proof snap ring (3).
5. portable RAW image according to claim 1 gathers temperature measuring equipment; it is characterized in that; housing (11) outer setting has handle, and one end outer setting that housing (11) is connecting hard stem endoscope (2) has heat-barrier coating (12).
6. portable RAW image according to claim 5 gathers temperature measuring equipment; it is characterized in that; the outer rim of heat-barrier coating (12) is connected with trumpet-shaped protective cover (13), and the outer edge radius of protective cover (13) is greater than the distance of handle (10) to housing (11) axis.
7. portable RAW image according to claim 1 gathers temperature measuring equipment, it is characterized in that, digital ccd video camera (4) adopts Bayer-RGGB pattern, exports RAW format picture data; This view data is linked in DSP picture processing chip (6) through Gige netting twine (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520092136.XU CN204439214U (en) | 2015-02-09 | 2015-02-09 | Portable RAW image gathers temperature measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520092136.XU CN204439214U (en) | 2015-02-09 | 2015-02-09 | Portable RAW image gathers temperature measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204439214U true CN204439214U (en) | 2015-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520092136.XU Expired - Fee Related CN204439214U (en) | 2015-02-09 | 2015-02-09 | Portable RAW image gathers temperature measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204439214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562193A (en) * | 2018-06-22 | 2018-09-21 | 杭州晨鹰军泰科技有限公司 | Portable scoring round target device |
-
2015
- 2015-02-09 CN CN201520092136.XU patent/CN204439214U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562193A (en) * | 2018-06-22 | 2018-09-21 | 杭州晨鹰军泰科技有限公司 | Portable scoring round target device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20180209 |