CN201374762Y - Super-wide-angle temperature-resistant image flame detector - Google Patents
Super-wide-angle temperature-resistant image flame detector Download PDFInfo
- Publication number
- CN201374762Y CN201374762Y CN200920038621U CN200920038621U CN201374762Y CN 201374762 Y CN201374762 Y CN 201374762Y CN 200920038621 U CN200920038621 U CN 200920038621U CN 200920038621 U CN200920038621 U CN 200920038621U CN 201374762 Y CN201374762 Y CN 201374762Y
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- objective lens
- shell
- prism
- heatproof
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Abstract
The utility model discloses a super-wide-angle temperature-resistant image flame detector, which is characterized by comprising a protecting plate, a objective lens assembly, a triple prism, an extending assembly transfer lens, a camera and a shell, wherein the protecting plate, the objective lens assembly, the triple prism, the extending assembly transfer lens and the camera are arranged in the shell, the front end of the shell is provided with an opening, the protecting plate is arranged on the front end of the objective lens assembly and is positioned on the opening on the front end of the shell, the objective lens assembly is communicated with the front end of the extending assembly transfer lens through the triple prism, the angle on one end of the triple prism is adaptive with the objective lens assembly, and the angle on the other end is adaptive with the extending assembly transfer lens, the camera is arranged on the rear end of the extending assembly transfer lens, and the shell is provided with a video output interface, a power supply input interface and a cooling air inlet. The utility model has good temperature-resistant performance and wide angle of view.
Description
Technical field
The utility model relates to a kind of flame monitoring control device, specifically a kind of super wide-angle heatproof image flame detecting probe.
Background technology
Present large and medium-sized boiler all installed light detect the fire inspection and in peep the flame monitoring industrial television, helping the operations staff to understand stove internal combustion situation, the adjustment aspect of in time burning has play a part positive.The flame image detection system product that to be The present computer technology, digital image processing techniques combine with Combustion etc. is the flame detection equipment of a new generation.It has increased the wisdom of humanity, utilize optical frames group and ccd video camera as primary sensing element, through video distributor flame image is delivered to computer and show that in real time can directly set needs on display monitors burner, other one road video is delivered to video processor, video processor carries out analysis of image data according to the target of setting to be handled, accurately choose monitoring objective, according to result output flame status signal (switching value and simulate amount) to control corresponding system (as the DCS system etc.).Data accurately and reliably, thereby overcome the insurmountable defective of traditional flame detector system, effectively prevented the generation of accident, improved unit operation efficient.And can be, thereby function such as realize that flame detection, combustion control optimization, switching value output control protection, combustion position record, history to large electric power plant unit combustion system is reviewed according to the burning of the image that photographs regulation and control boiler.
Single nozzles image monitoring be the monitoring of visible light infrared light and in peep on the flame monitoring industrial television basis and more improved a step, it not only can directly be seen the burner hearth burning image but also can directly monitor each burner combustion operating mode and provide switching value and analog quantity by digital processing unit to FSSS, improves the reliability that FSSS flame detects.In the flame image detection system, the image flame detecting probe is a key equipment, and the quality of image flame detecting probe directly has influence on the performance of entire image detection system.Existing image flame detecting probe resistance to elevated temperatures is poor, is 60 ℃ under no cooling air state usually; And the angle of visual field is little, has only 60 °.Therefore, existing image flame detecting probe can not meet the demands.
Summary of the invention
In order to overcome problems of the prior art, the purpose of this utility model provides a kind of super wide-angle heatproof image flame detecting probe, and this probe resistance to elevated temperatures is good, and the angle of visual field is big.
The purpose of this utility model is achieved through the following technical solutions:
A kind of super wide-angle heatproof image flame detecting probe is characterized in that: it comprises screening glass, objective lens, prism, the transmission of prolongation group eyeglass, video camera and shell; Screening glass, objective lens, prism, prolongation group transmission eyeglass and video camera all are provided with in the enclosure; Front end at shell is provided with opening, and screening glass is arranged on the front end of objective lens and is positioned at shell front opening place; Objective lens communicates with prolongation group transmission eyeglass front end by prism, and the angle and the objective lens of prism one end are suitable, and the angle of the other end and prolongation group transmission eyeglass are suitable; Video camera is arranged on prolongation group transmission eyeglass rear end; On shell, be provided with video output interface, power input interface and cooling air inlet.
In the utility model, described screening glass is resistant to elevated temperatures jewel mirror.
Described prolongation group transmission eyeglass adopts high temperature resistant quartz material.
In the utility model, for observing the panorama of furnace flame better, the visual angle of described screening glass and objective lens is downward 45 ° or 0 ° to the position.
The utility model adopts the secondary air box perforate to install when mounted, go in the stove from the secondary air nozzle Shen, aim at the ignition zone of burner flame near root, the best that is arranged in related burner is seen fiery position, can observe the panorama of burner flame, the burner operating mode is transferred to ccd video camera directly, truly by the optical frames group.The transmission eyeglass adopts the high temperature resistant quartz material jgs1 of German import to make.The front-end protection sheet adopts sapphire AIO3 processing and fabricating, and heatproof reaches 1800 ℃, also can operate as normal under no cooling air state.
Compared with prior art, the utility model is than like product heatproof, superior performance, and like product 60 ℃ of heatproofs under no cooling air state, the utility model heatproof reaches 1000 ℃; The utility model angle of visual field is big, is 120 °, and the like product angle of visual field has only 60 °.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the schematic diagram of visual angle when being 0 ° to the position of the utility model screening glass and objective lens;
Fig. 2 is the user mode figure of the utility model in the flame image detection system.
Embodiment
A kind of super wide-angle heatproof image flame detecting probe described in the utility model,
Model: WHTV-6T
Heatproof: 1400 ℃
The angle of visual field: 120 °
To the position: downward 45 ° and 0 °
Insert dark: 500-3000mm.
Flame detecting probe comprises screening glass 1, objective lens 2, prism 3, the transmission of prolongation group eyeglass 4, video camera 5 and shell 6.Screening glass 1, objective lens 2, prism 3, prolongation group transmission eyeglass 4 and video camera 5 all are arranged in the shell 6; Front end at shell 6 is provided with opening, and screening glass 1 is arranged on the front end of objective lens 2 and is positioned at shell 6 front opening places; Objective lens 2 communicates with prolongation group transmission eyeglass 4 front ends by prism 3, and the angle and the objective lens 2 of prism 3 one ends are suitable, and the angle of the other end and prolongation group transmission eyeglass 4 are suitable; Video camera 5 is arranged on prolongation group transmission eyeglass 4 rear ends; On shell 6, be provided with video output interface 7, power input interface 8 and cooling air inlet 9.
For observing the panorama of furnace flame better, the visual angle of screening glass 1 and objective lens 2 can be downward 45 ° or 0 ° to the position.
The utility model meets European Union's standard and China's Electric Power Industry standard.The utility model like product heatproof, superior performance, 60 ℃ of like product heatproofs (no cooling air state), this product heatproof reaches 1000 ℃; 120 ° of the utility model angles of visual field, the like product angle of visual field have only 60 °.
Fig. 2 is the user mode figure of the utility model in the flame image detection system.Wherein, AV is that video output signals, 11 is super wide-angle heatproof image flame detecting probe described in the utility model, the 12nd, video distributor, the 13rd, main frame, the 14th, video processor, the 15th, central station of floating dock.During use, probe adopts the secondary air box perforate to install, go in the stove from the secondary air nozzle Shen, aim at the ignition zone of burner flame near root, the best that is arranged in related burner is seen fiery position, can observe the panorama of burner flame, the burner operating mode is transferred to ccd video camera directly, truly by the optical frames group.The transmission eyeglass adopts the high temperature resistant quartz material jgs1 of German import to make.The front-end protection sheet adopts sapphire AIO3 processing and fabricating, and heatproof reaches 1800 ℃, also can operate as normal under no cooling air state.
Claims (4)
1, a kind of super wide-angle heatproof image flame detecting probe is characterized in that: it comprises screening glass (1), objective lens (2), prism (3), the transmission of prolongation group eyeglass (4), video camera (5) and shell (6); Screening glass (1), objective lens (2), prism (3), prolongation group transmission eyeglass (4) and video camera (5) all are arranged in the shell (6); Front end at shell (6) is provided with opening, and screening glass (1) is arranged on the front end of objective lens (2) and is positioned at the front opening place of shell (6); Objective lens (2) communicates with prolongation group transmission eyeglass (4) front end by prism (3), and the angle of prism (3) one ends and objective lens (2) are suitable, and the angle of the other end and prolongation group transmission eyeglass (4) are suitable; Video camera (5) is arranged on prolongation group transmission eyeglass (4) rear end; On shell (6), be provided with video output interface (7), power input interface (8) and cooling air inlet (9).
2, super wide-angle heatproof image flame detecting probe according to claim 1, it is characterized in that: described screening glass (1) is resistant to elevated temperatures jewel mirror.
3, super wide-angle heatproof image flame detecting probe according to claim 1 is characterized in that: described prolongation group transmission eyeglass (4) adopts high temperature resistant quartz material.
4, super wide-angle heatproof image flame detecting probe according to claim 1, it is characterized in that: the visual angle of described screening glass (1) and objective lens (2) is downward 45 ° or 0 ° to the position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920038621U CN201374762Y (en) | 2009-01-04 | 2009-01-04 | Super-wide-angle temperature-resistant image flame detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920038621U CN201374762Y (en) | 2009-01-04 | 2009-01-04 | Super-wide-angle temperature-resistant image flame detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201374762Y true CN201374762Y (en) | 2009-12-30 |
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ID=41500843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920038621U Expired - Lifetime CN201374762Y (en) | 2009-01-04 | 2009-01-04 | Super-wide-angle temperature-resistant image flame detector |
Country Status (1)
| Country | Link |
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| CN (1) | CN201374762Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104199165A (en) * | 2014-09-15 | 2014-12-10 | 常州宝仪机电设备有限公司 | Lens assembly for kiln diagnosis |
| CN105351958A (en) * | 2015-11-16 | 2016-02-24 | 华中科技大学 | Oxygen-enriched combustion system |
-
2009
- 2009-01-04 CN CN200920038621U patent/CN201374762Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104199165A (en) * | 2014-09-15 | 2014-12-10 | 常州宝仪机电设备有限公司 | Lens assembly for kiln diagnosis |
| CN105351958A (en) * | 2015-11-16 | 2016-02-24 | 华中科技大学 | Oxygen-enriched combustion system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091230 |