CN203191671U - Hunting camera and illumination automatic regulating system thereof - Google Patents

Hunting camera and illumination automatic regulating system thereof Download PDF

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Publication number
CN203191671U
CN203191671U CN201320145413.XU CN201320145413U CN203191671U CN 203191671 U CN203191671 U CN 203191671U CN 201320145413 U CN201320145413 U CN 201320145413U CN 203191671 U CN203191671 U CN 203191671U
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China
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unit
concave mirror
illumination
microprocessor
lamp cup
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CN201320145413.XU
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Chinese (zh)
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彭勇
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Uovision Technology Shenzhen Co ltd
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UOVISION Technology (SHENZHEN) Ltd
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Abstract

The utility model discloses a hunting camera and an illumination automatic regulating system thereof. The regulating system comprises an infrared motion detection unit, a microprocessor, a driving unit, an illumination unit and a concave mirror lamp cup unit. The infrared motion detection unit comprises a thermal infrared induction sensor and an induction signal encoder; the input terminal of the induction signal encoder is connected to the thermal infrared induction sensor; the input terminal of the microprocessor is connected to the output terminal of the induction signal encoder; the output terminal of the microprocessor is connected to the driving unit; the illumination unit is arranged on a primary optical axis of the concave mirror lamp cup; the driving unit is connected to and drives the illumination unit or the concave mirror lamp cup unit, so that the two can move relatively along the primary optical axis of the concave mirror lamp cup. The utility model can regulate illumination scope of the illumination unit according to the position of the animal, so that the position of the animal reaches optimal illumination intensity suitable for shooting, thereby obtaining photographs with intelligible image and appropriate exposure degree and improving imaging quality.

Description

Hunting camera and illumination varitrol thereof
Technical field
The utility model relates to digital photography, shooting product scope, relates in particular to a kind of hunting camera and illumination varitrol thereof.
Background technology
The hunting camera is to be applied to open-air a kind of unmanned guard's camera that can catch human or animal's motion state automatically.It sends enabling signal by a motion detector usually after capturing human or animal's motion, only be under daytime or the night state by a light sensor indicative for environments simultaneously, if night dark surrounds nextly also need a secondary light source that target is thrown light on, by built-in camera module target is carried out exposure calculating then and collects colour or the black white image of target.Whole process is by a MCU(microprocessor) automatically control, thus reach the purpose of under the unmanned state, obtaining the motion state of open-air target.
The hunting camera needs the high-power illumination system to be able to photograph enough animal at a distance when taking night, the lamp pearl formula LED illuminator that the camera of generally hunting adopts can satisfy the requirement of 12-15m.Because the freedom of animal activity scope, if animal appears in the 1-5m scope, powerful illuminator like this will cause the photo overexposure that photographs serious, have a strong impact on the image quality of photo.Also have existing hunting camera with illuminator be divided into the 2-3 shelves for the user preestablish illuminated object distance (such as 3m, 8m, 15m), but in case configure after can not take into account other distance.
The utility model content
The utility model provides a kind of and can identify animal distance automatically and regulate the solution of illuminator intensity according to the animal present position.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of hunting camera illumination varitrol is provided, comprises motion infrared detection unit, microprocessor, driver element, lighting unit and concave mirror Lamp cup unit; Described motion infrared detection unit comprises the thermal infrared induction pick-up and is used for the detected infrared signal of thermal infrared induction pick-up is carried out the induced signal scrambler of grade coding that the input end of described induced signal scrambler connects described thermal infrared induction pick-up; The input end of described microprocessor connects the output terminal of described induced signal scrambler, and the output terminal of microprocessor connects described driver element and controls the driver element start; Described lighting unit is arranged on the primary optical axis of described concave mirror Lamp cup unit, and described driver element connects also and drives described lighting unit or described concave mirror Lamp cup unit, but makes both along relative motion on the primary optical axis direction of concave mirror Lamp cup unit.
Wherein, described hunting camera illumination varitrol also comprises the environment temperature detecting unit, and described environment temperature detecting unit is electrically connected described microprocessor, stores temperature-infrared signal intensity curve in the described microprocessor.
Wherein, described induced signal scrambler comprises amplifier unit, temperature correction unit, arithmetic element and the logic control element that is electrically connected successively, the input end of described amplifier unit connects described thermal infrared induction pick-up, and the output terminal of described logic control element connects described microprocessor.
Wherein, described concave mirror Lamp cup unit is provided with through hole, and described lighting unit passes described through hole and is fixedly set on the pcb board; Described driver element is stepper motor, and the output shaft of described stepper motor connects described concave mirror Lamp cup unit, and the described concave mirror Lamp cup of drive unit moves along its primary optical axis under the control of described microprocessor.
Wherein, described lighting unit is LED lamp or infrared light-emitting device.
The utility model also provides a kind of hunting camera, comprises image unit and aforesaid hunting camera illumination varitrol, and described image unit is electrically connected with described microprocessor.
The beneficial effects of the utility model are: the utility model has used the principle of concave mirror optically focused, and when light source was positioned at the concave mirror focus, the light of launching through concave mirror was directional light, and luminous range is far away; When light source departed from the concave mirror focus, the light of launching through concave mirror was dispersed light, and luminous range is near.Animal occurs in camera watch region (also being the surveyed area of thermal infrared induction pick-up), the thermal infrared induction pick-up can be responded to and obtains infrared signal, and animal is more near apart from the distance of thermal infrared induction pick-up, and infrared signal intensity is also more big; Infrared signal intensity becomes the controlled quentity controlled variable for the control driver element after treatment, and the action of driver element can make lighting unit near or away from the focal position of concave mirror Lamp cup unit, can change the illumination range of lighting unit.Through the interaction relation between each module in the system, can identify the distance of animal automatically and regulate the illumination range of lighting unit according to the residing position of animal, make the residing position of animal reach the best intensity of illumination that is fit to shooting, thereby acquisition clear picture, the photo that exposure is suitable, the image quality of raising photo.Illumination range can be regulated automatically, uses flexibly, and applicability is strong.
Description of drawings
Fig. 1 is the structural representation of hunting camera one embodiment of the utility model band illumination varitrol;
Fig. 2 is the structured flowchart of motion infrared detection unit in the utility model hunting camera illumination varitrol.
Label declaration:
1, hunting camera illumination varitrol; 2, image unit; 3, detected animal;
10, thermal infrared induction pick-up; 20, induced signal scrambler; 21, amplifier unit; 22, temperature correction unit; 23, arithmetic element; 24, logic control element; 25, voltage stabilizer; 30, microprocessor; 40, driver element; 50, lighting unit; 60, concave mirror Lamp cup unit; 61, through hole; 70, pcb board.
Embodiment
By describing technology contents of the present utility model, structural attitude in detail, realized purpose and effect, give explanation below in conjunction with embodiment and conjunction with figs. are detailed.
See also Fig. 1, present embodiment discloses a kind of hunting camera with the illumination varitrol, comprise hunting camera illumination varitrol 1 and image unit 2, hunting camera illumination varitrol 1 provides houselights for image unit 2 so that image unit 2 can clearly collect the image of detected animal 3.
Hunting camera varitrol 1 comprises motion infrared detection unit, microprocessor 30, driver element 40, lighting unit 50 and concave mirror Lamp cup unit 60; Described motion infrared detection unit comprises thermal infrared induction pick-up 10 and is used for thermal infrared induction pick-up 10 detected infrared signals are carried out the induced signal scrambler 20 of grade coding that the input end of induced signal scrambler 20 connects thermal infrared induction pick-up 10; The input end of microprocessor 30 connects the output terminal of induced signal scrambler 20, and the output terminal of microprocessor 30 connects driver element 40 and 40 starts of control driver element.
Lighting unit 50 can be visible light source such as LED lamp, also can be that invisible light source is as sending the infrared light-emitting device of nonvisible wavelength scope infrared light.Lighting unit 50 is arranged on the primary optical axis of concave mirror Lamp cup unit 60, in the present embodiment, lighting unit 50 comprises a plurality of independently luminescent devices, the concave mirror that concave mirror Lamp cup unit 60 has respective amount, and each luminescent device correspondence is arranged on the primary optical axis of a concave mirror.Driver element 40 connects and also drives lighting unit 50 or concave mirror Lamp cup unit 60, but makes both along relative motion on the primary optical axis direction of concave mirror Lamp cup unit 60.
Thermal infrared induction pick-up 10 is responded to when having animal to enter its surveyed area and is obtained infrared signal, this infrared signal is carried out the grade coding by induced signal scrambler 20, microprocessor 30 is according to 40 work of the grade encoded radio of described infrared signal control driver element, drive lighting unit 50 or 60 motions of concave mirror Lamp cup unit make lighting unit 50 near or away from the focal position of concave mirror Lamp cup unit 60.
The utility model has used the principle of concave mirror optically focused, and when light source was positioned at the concave mirror focus, the light of launching through concave mirror was directional light, and luminous range is far away; When light source departed from the concave mirror focus, the light of launching through concave mirror was dispersed light, and luminous range is near.Animal occurs in camera watch region (also being the surveyed area of thermal infrared induction pick-up), the thermal infrared induction pick-up can be responded to and obtains infrared signal, and animal is more near apart from the distance of thermal infrared induction pick-up, and infrared signal intensity is also more big; Infrared signal intensity becomes the controlled quentity controlled variable for the control driver element after treatment, and the action of driver element can make lighting unit near or away from the focal position of concave mirror Lamp cup unit, can change the illumination range of lighting unit.Through the interaction relation between each module in the system, can identify the distance of animal automatically and regulate the illumination range of lighting unit according to the residing position of animal, make the residing position of animal reach the best intensity of illumination that is fit to shooting, thereby acquisition clear picture, the photo that exposure is suitable, the image quality of raising photo.Illumination range can be regulated automatically, uses flexibly, and applicability is strong.
In one embodiment, as further improvement, also comprise an environment temperature detecting unit (not shown) in hunting camera illumination varitrol 1, the environment temperature detecting unit is electrically connected microprocessor 30; The environment temperature detecting unit can be a simple temperature sensor, also can be more complicated temperature-detecting device, is used for temperature to environment and detects and the temperature measured value is offered microprocessor 30.Store temperature-infrared signal intensity curve in the microprocessor 30, microprocessor 30 is proofreaied and correct the work of controlling driver element 40 again according to the result after proofreading and correct according to temperature measured value and the described temperature-infrared signal intensity curve of environment temperature detecting unit to induced signal scrambler 20 resulting infrared signal grade encoded radios.Because infrared signal intensity is relevant with temperature, when environment temperature raises, the temperature difference of animal and environmental background reduces, can cause the detected infrared signal intensity of thermal infrared induction pick-up to weaken regularly, processing by environment temperature detecting unit and microprocessor, can proofread and correct and compensate the infrared signal intensity level, thereby can adjust the intensity of illumination of animal present position more accurately.
Consult Fig. 2, in the utility model, induced signal scrambler 20 comprises amplifier unit 21, temperature correction unit 22, arithmetic element 23 and the logic control element 24 that is electrically connected successively, the input end of amplifier unit 21 connects described thermal infrared induction pick-up 10, the output terminal of logic control element 24 connects microprocessor 30, in the present embodiment, logic control element 24 connects microprocessor 30 by the I2C mode; In addition, also be provided with voltage stabilizer 25 in the induced signal scrambler 20, be used for that external power supply voltage is handled the back and be whole induced signal scrambler power supply.This induced signal scrambler 20 is numeric coding with thermal infrared induction pick-up 10 detected infrared signal intensity-conversion, infrared signal intensity for example can be divided into 0-255 grade, corresponding corresponding numeric coding respectively, infrared signal intensity is more big, and corresponding numeric coding is more big.
Microprocessor 30 is handled the action of back control driver element according to the numeric coding value of induced signal scrambler 20 outputs.Consult Fig. 1 again, in the present embodiment, driver element 40 is stepper motor, and the output shaft of stepper motor connects concave mirror Lamp cup unit 60, under the control of microprocessor 30, stepper motor drives concave mirror Lamp cup unit 60 primary optical axis along concave mirror Lamp cup unit 60 and moves.Through hole 61 on the concave mirror Lamp cup unit 60, lighting unit 50 passes through hole 61 and is fixedly set in the pcb board 70, particularly, each concave mirror of concave mirror Lamp cup unit 60 all arranges the through hole of line centered by primary optical axis, and the pin of each luminescent device of lighting unit 50 passes through hole and is fixed on the pcb board.In said structure, lighting unit 50 holding positions are constant, make between itself and the lighting unit 50 by the position of regulating concave mirror Lamp cup unit 60 to produce relative motion; Certainly, both kinematic relations can also be exchanged, and namely keep the invariant position of concave mirror Lamp cup unit 60, and it can also be the pcb board 70 of fixedlying connected with lighting unit 50 that the output terminal of driver element 40 connects lighting unit 50() and make lighting unit 50 motions.Stepper motor can be linear electric motors, be directly output as rectilinear motion, also can be electric rotating machine, by conversion of motion mechanism such as screw body, toggle etc. rotatablely moving of motor is converted into rectilinear motion and drive concave mirror Lamp cup unit rectilinear motion.Stepper motor can also be cylinder etc.
Among the above embodiment, hunting camera illumination varitrol and image unit are integrated in the same hunting camera, and both are by the processing collaborative work of microprocessor.In some other embodiment, hunting camera illumination varitrol also can be the equipment that isolates, be independent of outside the image capture apparatus, and image capture apparatus can be indivisible image capture unit in digital type image pickup apparatus or other equipment; When image capture apparatus need be hunted the cooperation of camera illumination varitrol, both can be equipped with, according to animal position adjustments illumination intensity image capture apparatus is taken by hunting camera illumination varitrol to animal.
The control method of the utility model hunting camera illumination varitrol 1 comprises step:
S10: thermal infrared induction pick-up 10 obtains infrared signal and this infrared signal transmission to induced signal scrambler 20 is carried out the grade coding according to the induction of the animal in the surveyed area;
S20: microprocessor 30 obtains the grade encoded radio of infrared signal and handles, and according to these grade encoded radio control driver element 40 work;
S30: driver element 40 drive lighting units 50 or 60 motions of concave mirror Lamp cup unit make lighting unit 50 near or away from the focal position of concave mirror Lamp cup unit 60.
This method is handled the distance that changes between lighting unit and the focal position, concave mirror Lamp cup unit according to animal infrared signal intensity, thereby change the illumination range of lighting unit, make the animal region obtain best illumination intensity, be convenient to obtain clearly image.
Further, in the method, also environment temperature is detected and the temperature measured value is sent to described microprocessor, storing temperature-infrared signal intensity curve in advance also in the microprocessor; Wherein, the detection of environment temperature can realize by temperature sensor.In step S20, microprocessor 30 is proofreaied and correct the grade encoded radio of described infrared signal according to described temperature measured value and described temperature-infrared signal intensity curve, controls the work of driver element 40 again according to the result after proofreading and correct.By this step correction the influence of temperature to infrared signal intensity, make the result of acquisition more accurate.
In addition, in step S10, when the thermal infrared induction pick-up detected a plurality of infrared signal, 20 pairs of a plurality of infrared signals of induced signal scrambler were carried out the grade coding, and the greatest level encoded radio is exported to microprocessor 30.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model instructions and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.

Claims (6)

1. a hunting camera illumination varitrol is characterized in that, comprises motion infrared detection unit, microprocessor, driver element, lighting unit and concave mirror Lamp cup unit;
Described motion infrared detection unit comprises the thermal infrared induction pick-up and is used for the detected infrared signal of thermal infrared induction pick-up is carried out the induced signal scrambler of grade coding that the input end of described induced signal scrambler connects described thermal infrared induction pick-up;
The input end of described microprocessor connects the output terminal of described induced signal scrambler, and the output terminal of microprocessor connects described driver element and controls the driver element start;
Described lighting unit is arranged on the primary optical axis of described concave mirror Lamp cup unit, and described driver element connects also and drives described lighting unit or described concave mirror Lamp cup unit, but makes both along relative motion on the primary optical axis direction of concave mirror Lamp cup unit.
2. hunting camera according to claim 1 illumination varitrol, it is characterized in that: also comprise the environment temperature detecting unit, described environment temperature detecting unit is electrically connected described microprocessor, stores temperature-infrared signal intensity curve in the described microprocessor.
3. hunting camera according to claim 1 illumination varitrol, it is characterized in that: described induced signal scrambler comprises amplifier unit, temperature correction unit, arithmetic element and the logic control element that is electrically connected successively, the input end of described amplifier unit connects described thermal infrared induction pick-up, and the output terminal of described logic control element connects described microprocessor.
4. according to each described hunting camera illumination varitrol of claim 1-3, it is characterized in that: described concave mirror Lamp cup unit is provided with through hole, and described lighting unit passes described through hole and is fixedly set on the pcb board;
Described driver element is stepper motor, and the output shaft of described stepper motor connects described concave mirror Lamp cup unit, and the described concave mirror Lamp cup of drive unit moves along its primary optical axis under the control of described microprocessor.
5. according to each described hunting camera illumination varitrol of claim 1-3, it is characterized in that: described lighting unit is LED lamp or infrared light-emitting device.
6. hunting camera is characterized in that: comprise image unit and as each described hunting camera illumination varitrol of claim 1-5, described image unit is electrically connected with described microprocessor.
CN201320145413.XU 2013-03-27 2013-03-27 Hunting camera and illumination automatic regulating system thereof Expired - Lifetime CN203191671U (en)

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Application Number Priority Date Filing Date Title
CN201320145413.XU CN203191671U (en) 2013-03-27 2013-03-27 Hunting camera and illumination automatic regulating system thereof

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Application Number Priority Date Filing Date Title
CN201320145413.XU CN203191671U (en) 2013-03-27 2013-03-27 Hunting camera and illumination automatic regulating system thereof

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103217857A (en) * 2013-03-27 2013-07-24 深圳市优威视讯科技有限公司 Hunting camera as well as automatic lighting regulating system and regulating method of the hunting camera
CN106886120A (en) * 2017-04-28 2017-06-23 深圳东方红鹰科技有限公司 With the detection camera for homogenizing light source
CN106954016A (en) * 2017-04-28 2017-07-14 深圳东方红鹰科技有限公司 Detection camera with vibrations warning function

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103217857A (en) * 2013-03-27 2013-07-24 深圳市优威视讯科技有限公司 Hunting camera as well as automatic lighting regulating system and regulating method of the hunting camera
CN103217857B (en) * 2013-03-27 2015-07-15 深圳市优威视讯科技有限公司 Hunting camera as well as automatic lighting regulating system and regulating method of the hunting camera
CN106886120A (en) * 2017-04-28 2017-06-23 深圳东方红鹰科技有限公司 With the detection camera for homogenizing light source
CN106954016A (en) * 2017-04-28 2017-07-14 深圳东方红鹰科技有限公司 Detection camera with vibrations warning function

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Address after: 518000 West of the Fifth Floor and Sixth Floor of Shunhe Dachang District, Liuxiandong Industrial Zone, Xili Street, Nanshan District, Shenzhen City, Guangdong Province

Patentee after: UOVISION TECHNOLOGY (SHENZHEN) Co.,Ltd.

Address before: 518000 Guangdong, Shenzhen, Nanshan District, Nanhai Road, Donghua, 5 industrial buildings, 8 buildings 802

Patentee before: Shenzhen Youwei Video Technology Co.,Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20130911