CN104408845A - Infrared pair pipes - Google Patents
Infrared pair pipes Download PDFInfo
- Publication number
- CN104408845A CN104408845A CN201410747990.5A CN201410747990A CN104408845A CN 104408845 A CN104408845 A CN 104408845A CN 201410747990 A CN201410747990 A CN 201410747990A CN 104408845 A CN104408845 A CN 104408845A
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- CN
- China
- Prior art keywords
- infrared
- tube
- commodity
- fixed support
- infrared receiving
- Prior art date
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention provides infrared pair pipes. The pipes comprise an infrared emission pipe and an infrared receiving pipe which are symmetrically mounted on a fixed support slantways. When the pipes are used, a protected commodity is placed at an inclined angle of the infrared emission pipe and the infrared receiving pipe, and once the commodity leaves an allowable range, an electronic circuit connected with the infrared pair pipes can alarm, so that the sensitivity is improved.
Description
Technical field
The present invention relates to a kind of infrared tube.
Background technology
At present, infrared tube is together with electronic circuit, and range of application widely, may be used for remote control, point-to-point location, alignment and warning etc.If infrared transmitting tube, receiving tube are placed on the same line, midfeather certain distance, tube-launched ruddiness direct projection is on receiving tube, when ruddiness is obscured by an obstacle, the MCU of circuit will start corresponding work, such as: count, degree of testing the speed (stop and be once equivalent to turn around, the girth of the number of turns * circle turned in speed=unit interval), remote control etc.; If infrared transmitting tube, receiving tube are placed side by side, tube-launched infrared light is transmitted to receiving tube after running into barrier, can find range from, distance=(when receiving time m-launch time time) the * light velocity/2.When infrared tube is used for burglar alarm, the sensitivity of the infrared tube of said structure is not high, needs commodity far away from infrared tube, just can play alarm function.
Summary of the invention
The invention provides the infrared tube that a kind of structure is simple, highly sensitive.
The technical solution used in the present invention is:
Infrared tube, comprises infrared transmitting tube and infrared receiving tube, it is characterized in that: described infrared transmitting tube and infrared receiving tube incline antisymmetric being arranged on fixed support.When the present invention uses, protected commodity are placed on the angle of infrared transmitting tube and infrared receiving tube, once after commodity leave the scope of permission, the electronic circuit be connected with infrared tube will be reported to the police, improve sensitivity.
Further, the angular range between described infrared transmitting tube and infrared receiving tube is between 10 °-150 °.Angle between infrared transmitting tube of the present invention and infrared receiving tube is incident angle and reflection angle sum, the distance/2/ infrared tube central point line between 2* arctan(infrared tube central point and the distance between commodity surface), when infrared constant to the distance between tube hub point line and commodity surface when, distance between infrared tube central point is transformable, but the words that the distance between infrared tube central point is too large, fixed support also will do greatly, take up room and just become large, the words that distance between infrared tube central point is too little, distance between infrared tube pin is just narrow, cause difficult welding.
Further, the angle between described infrared transmitting tube and infrared receiving tube is 60 °.
Further, described fixed support is provided with two symmetrically arranged mounting holes that tilt.The angle of mounting hole determines, and the angle between infrared tube has just determined, very easy when infrared tube is installed.
Further, described fixed support is provided with the baffle plate of protrusion in centerline near the lower surface of commodity.If the infrared light that infrared transmitting tube sends directly passes to receiving tube, namely not pass to receiving tube by the reflection of commodity, infrared receiving circuit on electronic circuit can receive infrared light always, infrared receiving circuit cannot move or take away by perception commodity, so, when commodity move or take away, MCU would not report to the police.Therefore arrange baffle plate and directly pass to infrared receiving tube to the infrared light stoping infrared transmitting tube to send, ensure that infrared light can only pass to infrared receiving tube by the reflection of commodity, infrared receiving circuit on such electronic circuit could the moving or taking away of perception commodity.
Further, described fixed support is provided with near the upper surface of electronic circuit the erection column installing pcb board, facilitates pcb board location and installation.
Further, the axis being parallel of described support bracket fastened lower side and mounting hole, reduces support bracket fastened area, reduces costs.
Beneficial effect of the present invention: structure is simple, highly sensitive.
Accompanying drawing explanation
Fig. 1 is detonation configuration schematic diagram of the present invention.
Fig. 2 is cross-sectional schematic of the present invention.
Fig. 3 is electronic circuit schematic diagram of the present invention.
Fig. 4 is fundamental diagram of the present invention.
Fig. 5 is the luminous energy spirogram that infrared receiving tube of the present invention receives on different colours surface.
Fig. 6 is the whether warning schematic diagram of the present invention under AD sampled value different situations.
Fig. 7 is AD of the present invention sampling process flow diagram.
Embodiment
Below in conjunction with specific embodiment, the present invention is further described, but does not limit the invention to these embodiments.One skilled in the art would recognize that all alternativess, improvement project and the equivalents that present invention encompasses and may comprise in Claims scope.
With reference to Fig. 1-7, infrared tube, comprises infrared transmitting tube 1 and infrared receiving tube 2, and described infrared transmitting tube 1 and infrared receiving tube 2 incline antisymmetric being arranged on fixed support 3.The electronic circuit is connected with infrared tube when the present invention uses, protected commodity 8 is placed on the angle of infrared transmitting tube 1 and infrared receiving tube 2, once after commodity 8 leave the scope of permission, will be reported to the police, raising sensitivity.
Angular range between infrared transmitting tube 1 of the present invention and infrared receiving tube 2 is between 10 °-150 °.Angle between infrared transmitting tube 1 of the present invention and infrared receiving tube 2 is incident angle α and reflection angle β sum, the distance A/2/ infrared tube central point line between 2* arctan(infrared tube central point and the distance H between commodity 8 surface), when infrared constant to the distance H between tube hub point line and commodity 8 surface when, distance A between infrared tube central point is transformable, but the words that the distance A between infrared tube central point is too large, fixed support 3 also will do greatly, take up room and just become large, the words that distance A between infrared tube central point is too little, distance between infrared tube pin is just narrow, cause difficult welding.Angle between infrared transmitting tube 1 of the present invention and infrared receiving tube 2 is preferably 60 °.
Fixed support 3 of the present invention is provided with two symmetrically arranged mounting holes 4 that tilt.The angle of mounting hole 4 determines, and the angle between infrared tube has just determined, very easy when infrared tube is installed.
Fixed support 3 of the present invention is provided with the baffle plate 31 of protrusion in centerline near the lower surface of commodity.If the infrared light that infrared transmitting tube 1 sends directly passes to infrared receiving tube 2, namely not pass to infrared receiving tube 2 by the reflection of commodity 8, infrared receiving circuit 5 on electronic circuit can receive infrared light always, infrared receiving circuit 5 cannot move or take away by perception commodity 8, so, when commodity 8 move or take away, MCU would not report to the police.Therefore baffle plate 31 is set and directly passes to infrared receiving tube 2 to the infrared light stoping infrared transmitting tube 1 and send, ensure that infrared light can only pass to infrared receiving tube 2 by the reflection of commodity 8, infrared receiving circuit 5 on such electronic circuit could the moving or taking away of perception commodity.
Fixed support 3 of the present invention is provided with near the upper surface of electronic circuit the erection column 32 installing pcb board, facilitates pcb board location and installation.
The lower side of fixed support 3 of the present invention and the axis being parallel of mounting hole 4, reduce the area of fixed support 3, reduce costs.
When the present invention uses; it is connected with corresponding electronic circuit and carries out commodity 8 and protect; this circuit comprises MCU; MCU is connected with controlled to open by it infrared receiving circuit 5, receive abnormal signal after report to the police sound light alarming circuit 6, power supply power module 7, described MCU is also connected with the vibration switch SW3 controlling its work whether logic switch SW1 and start infrared receiving circuit 5 after receiving vibrations.
After logic switch SW1 presses, MCU starts working, commodity 8 enter guard mode, turn on the power switch SW2 again, power module 7 gives MCU, other power elements, when commodity vibrations or shake, after vibration switch SW3 receives vibrations, start infrared receiving circuit 5, infrared receiving circuit 5 passes to MCU after the signal that infrared receiving tube 2 receives is amplified, the light intensity that infrared receiving tube 2 receives is different, the voltage of the AD sampled point of MCU will be different, then the numerical value of AD sampling also can be different, go to judge to report to the police according to the different numerical value of AD sample magnitude, pre-alarm or unchanged.
When receiving angle is different, the infrared light intensity that infrared receiving tube 2 receives is also different, and when the angle between infrared receiving tube 2 and infrared transmitting tube 1 is 60 °, the light intensity that infrared receiving tube 2 receives is the strongest.
When commodity 8 color that infrared transmitting tube 1 light is penetrated is different, the light intensity that infrared receiving tube 2 receives is also different, because saturate commodity surface can sponge a part of infrared light intensity, the infrared light intensity that color absorbs more deeply is more, the infrared light intensity that infrared receiving tube 2 receives is more weak, otherwise color is lighter, the infrared light intensity absorbed is fewer, and the infrared light intensity that infrared receiving tube 2 receives is stronger.If do not have barrier to block, namely to sky, now infrared light almost no reflection events, then the infrared light intensity that infrared receiving tube 2 receives is the most weak.
MCU is using protected commodity 8 color as currency, reset an error amount and alarming value, by judging that AD sample magnitude compares with the size of alarming value or currency ± error amount, be greater than alarming value when AD sample magnitude and be less than currency-error amount (namely therefrom look or light-colored surface shift to dark colored surface), or when being greater than currency+error amount (namely shifting to middle look or light-colored surface from dark colored surface), MCU exports pre-alarm signal, and using AD sample magnitude now as currency; When AD sample magnitude is less than alarming value (when namely infrared tube is in aerial, the ruddiness luminous energy that infrared receiving tube 2 receives is the most weak, and sampled value is to null value), MCU output alarm signal is reported to the police to sound light alarming circuit 6; During other situations, change, does not report to the police.
Claims (7)
1. infrared tube, comprises infrared transmitting tube and infrared receiving tube, it is characterized in that: described infrared transmitting tube and infrared receiving tube incline antisymmetric being arranged on fixed support.
2. infrared tube as claimed in claim 1, is characterized in that: the angular range between described infrared transmitting tube and infrared receiving tube is between 10 °-150 °.
3. infrared tube as claimed in claim 2, is characterized in that: the angle between described infrared transmitting tube and infrared receiving tube is 60 °.
4. infrared tube as claimed in claim 1, is characterized in that: described fixed support is provided with two symmetrically arranged mounting holes that tilt.
5. infrared tube as claimed in claim 1, is characterized in that: described fixed support is provided with the baffle plate of protrusion in centerline near the lower surface of commodity.
6. the infrared tube as described in one of claim 1 ~ 5, is characterized in that: described fixed support is provided with near the upper surface of electronic circuit the erection column installing pcb board.
7. infrared tube as claimed in claim 4, is characterized in that: the axis being parallel of described support bracket fastened lower side and mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410747990.5A CN104408845B (en) | 2014-12-09 | 2014-12-09 | Infrared tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410747990.5A CN104408845B (en) | 2014-12-09 | 2014-12-09 | Infrared tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104408845A true CN104408845A (en) | 2015-03-11 |
| CN104408845B CN104408845B (en) | 2017-12-12 |
Family
ID=52646471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410747990.5A Active CN104408845B (en) | 2014-12-09 | 2014-12-09 | Infrared tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104408845B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2368014Y (en) * | 1999-02-13 | 2000-03-08 | 丁平 | Liquid-level detecting sensor |
| DE202006000742U1 (en) * | 2006-01-18 | 2007-05-24 | Trw Automotive Electronics & Components Gmbh & Co. Kg | Optical sensor device |
| CN201514669U (en) * | 2009-09-24 | 2010-06-23 | 广州康艺电子有限公司 | Recognition device of currency gummed paper |
| CN102106725A (en) * | 2011-03-02 | 2011-06-29 | 哈尔滨工业大学 | Traditional Chinese medical pulse condition sensor merging photoelectricity and pressure |
| CN102385769A (en) * | 2011-11-12 | 2012-03-21 | 温州泓鼎商用机器有限公司 | Optical device for detecting and identifying damaged paper money by using photosensitive element |
| CN203293208U (en) * | 2013-05-03 | 2013-11-20 | 唐国民 | Assembly robot positioning device based on binocular infrared sensor |
| CN203402401U (en) * | 2013-08-18 | 2014-01-22 | 中国电子科技集团公司第四十一研究所 | Device for detecting missing cigarette in cigarette pack |
| JP2014119290A (en) * | 2012-12-14 | 2014-06-30 | Mitsubishi Electric Corp | Film thickness measuring apparatus |
| CN204256869U (en) * | 2014-12-09 | 2015-04-08 | 杭州中瑞思创科技股份有限公司 | Infrared tube |
-
2014
- 2014-12-09 CN CN201410747990.5A patent/CN104408845B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2368014Y (en) * | 1999-02-13 | 2000-03-08 | 丁平 | Liquid-level detecting sensor |
| DE202006000742U1 (en) * | 2006-01-18 | 2007-05-24 | Trw Automotive Electronics & Components Gmbh & Co. Kg | Optical sensor device |
| CN201514669U (en) * | 2009-09-24 | 2010-06-23 | 广州康艺电子有限公司 | Recognition device of currency gummed paper |
| CN102106725A (en) * | 2011-03-02 | 2011-06-29 | 哈尔滨工业大学 | Traditional Chinese medical pulse condition sensor merging photoelectricity and pressure |
| CN102385769A (en) * | 2011-11-12 | 2012-03-21 | 温州泓鼎商用机器有限公司 | Optical device for detecting and identifying damaged paper money by using photosensitive element |
| JP2014119290A (en) * | 2012-12-14 | 2014-06-30 | Mitsubishi Electric Corp | Film thickness measuring apparatus |
| CN203293208U (en) * | 2013-05-03 | 2013-11-20 | 唐国民 | Assembly robot positioning device based on binocular infrared sensor |
| CN203402401U (en) * | 2013-08-18 | 2014-01-22 | 中国电子科技集团公司第四十一研究所 | Device for detecting missing cigarette in cigarette pack |
| CN204256869U (en) * | 2014-12-09 | 2015-04-08 | 杭州中瑞思创科技股份有限公司 | Infrared tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104408845B (en) | 2017-12-12 |
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| CB02 | Change of applicant information |
Address after: Hangzhou City, Zhejiang province 310011 Moganshan Road No. 1418-48 Applicant after: CENTURY TECHNOLOGY CO., LTD. Address before: Hangzhou City, Zhejiang province 310011 Moganshan Road No. 1418-48 Applicant before: Hangzhou Century Co., Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220516 Address after: Heino luacker, Switzerland 19247 Patentee after: Patak Co.,Ltd. Address before: 310011 No. 1418-48, Moganshan Road, Hangzhou, Zhejiang Patentee before: HANGZHOU CENTURY Co.,Ltd. |
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| TR01 | Transfer of patent right |