CN204256869U - Infrared tube - Google Patents
Infrared tube Download PDFInfo
- Publication number
- CN204256869U CN204256869U CN201420770636.XU CN201420770636U CN204256869U CN 204256869 U CN204256869 U CN 204256869U CN 201420770636 U CN201420770636 U CN 201420770636U CN 204256869 U CN204256869 U CN 204256869U
- Authority
- CN
- China
- Prior art keywords
- infrared
- tube
- commodity
- infrared receiving
- utility
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Emergency Alarm Devices (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The utility model provides a kind of infrared tube, comprises infrared transmitting tube and infrared receiving tube, and described infrared transmitting tube and infrared receiving tube incline antisymmetric being arranged on fixed support.When the utility model 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, raising sensitivity.
Description
Technical field
The utility model 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 utility model provides simple, the highly sensitive infrared tube of a kind of structure.
The technical solution adopted in the utility model 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 utility model 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, raising 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 utility model 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.
The beneficial effects of the utility model: structure is simple, highly sensitive.
Accompanying drawing explanation
Fig. 1 is detonation configuration schematic diagram of the present utility model.
Fig. 2 is cross-sectional schematic of the present utility model.
Fig. 3 is electronic circuit schematic diagram of the present utility model.
Fig. 4 is fundamental diagram of the present utility model.
Fig. 5 is the luminous energy spirogram that infrared receiving tube of the present utility model receives on different colours surface.
Fig. 6 is the whether warning schematic diagram of the utility model under AD sampled value different situations.
Fig. 7 is AD of the present utility model sampling process flow diagram.
Embodiment
Below in conjunction with specific embodiment, the utility model is further described, but the utility model is not confined to these embodiments.One skilled in the art would recognize that the utility model covers all alternativess, improvement project and the equivalents that 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 utility model 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 described in the utility model and infrared receiving tube 2 is between 10 °-150 °.Angle between infrared transmitting tube 1 of the present utility model 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 described in the utility model and infrared receiving tube 2 is preferably 60 °.
Fixed support 3 described in the utility model 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 described in the utility model 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 described in the utility model 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 described in the utility model and the axis being parallel of mounting hole 4, reduce the area of fixed support 3, reduce costs.
When the utility model 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 |
|---|---|---|---|
| CN201420770636.XU CN204256869U (en) | 2014-12-09 | 2014-12-09 | Infrared tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420770636.XU CN204256869U (en) | 2014-12-09 | 2014-12-09 | Infrared tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204256869U true CN204256869U (en) | 2015-04-08 |
Family
ID=52961154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420770636.XU Expired - Fee Related CN204256869U (en) | 2014-12-09 | 2014-12-09 | Infrared tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204256869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104408845A (en) * | 2014-12-09 | 2015-03-11 | 杭州中瑞思创科技股份有限公司 | Infrared pair pipes |
-
2014
- 2014-12-09 CN CN201420770636.XU patent/CN204256869U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104408845A (en) * | 2014-12-09 | 2015-03-11 | 杭州中瑞思创科技股份有限公司 | Infrared pair pipes |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105931416A (en) | Independent photoelectric smoke sensing fire detection alarm | |
| CN202306741U (en) | Domestic anti-theft warning device | |
| CN204256869U (en) | Infrared tube | |
| CN203596089U (en) | Movable regional gas detecting and alarm device | |
| CN202995944U (en) | Intelligent region intrusion alarming system | |
| CN104459374A (en) | Pressing plate state detection device | |
| CN101458859A (en) | Indoor window type anti-theft method | |
| CN201120063Y (en) | Automatic positioning equipment for fire-fighting gun flame | |
| CN205002016U (en) | LED street lamp of reporting to police is surveyed to high accuracy | |
| CN104408845A (en) | Infrared pair pipes | |
| CN101794494A (en) | Smoke-sensing fire detector labyrinth | |
| CN103064037B (en) | Burglar alarm device based on magnetic field sensor | |
| CN205608213U (en) | Infrared fire detector of initiative installation appurtenance | |
| CN103559766A (en) | Fire alarm | |
| CN204400056U (en) | Belt conveyer belt protective device against longitudinal tear | |
| CN205068681U (en) | Intelligent security movement monitoring platform | |
| CN202330741U (en) | PIR (Passive infrared) detector | |
| CN204228853U (en) | A kind of pressing plate condition checkout gear | |
| CN201662860U (en) | Multifunctional laser photoelectric controller | |
| CN202049243U (en) | Hand-held detector of metal foreign matter penetrated into automobile tire | |
| CN102236946A (en) | Monitoring device of perimeter intelligent detector | |
| CN201464049U (en) | Infrared flame detector | |
| CN205451406U (en) | Novel multifunctional gas alarm | |
| CN201886577U (en) | Intrusion alarm system with self-checking function | |
| CN106548579A (en) | A kind of power transformer anti-theft alarm device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: Hangzhou City, Zhejiang province 310011 Moganshan Road No. 1418-48 Patentee after: CENTURY TECHNOLOGY CO., LTD. Address before: Hangzhou City, Zhejiang province 310011 Moganshan Road No. 1418-48 Patentee before: Hangzhou Century Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20201209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |