A kind of multifunctional fingerprint camera arrangementTechnical field
The utility model relates to a kind of multifunctional fingerprint camera arrangements, belong to criminal exploratory techniques field.
Background technique
During reconnoitring at the scene, it is often necessary to object is left to scene using special device and is taken pictures, such as: rightWhen the biological species sample observation object evidence obtaining such as blood, urine spot, general taken pictures using excitation is collected evidence, and is collected evidence to fingerprintWhen, mostly use vertical orientation to take pictures, the modes such as scotopia is taken pictures, for the fingerprint under complex background, scotopia, which is taken pictures, to be madeFingerprint clear development, takes pictures ineffective, and lines clearly fingerprint could be extracted by generally requiring to take pictures using vertical orientation, forFingerprint under uniform background, orientation is taken pictures, and effect is poor, and lines clearly fingerprint could be extracted by needing scotopia to take pictures.But it is existingIn technology, various special equipments can only realize taking pictures for single mode, can not need to select the different sides of taking pictures according to prospectingFormula, so that evidence obtaining is extremely difficult, and exhibit is of low quality, to realize high quality evidence obtaining, just must be equipped with a variety of take pictures and takesEquipment is demonstrate,proved, extremely onerous, prospecting low efficiency is used.
Summary of the invention
In order to solve the problems, such as background technique, the utility model provides a kind of multifunctional fingerprint camera arrangement,Integrate a variety of shooting styles, it is easy to use.
In order to achieve the above objectives, the utility model is implemented by following technical solution:
A kind of multifunctional fingerprint camera arrangement, including cabinet, light source and spectroscope, the side of cabinet are provided with light source,The direction of propagation of light source is equipped with spectroscope, is equipped with area to be observed below spectroscope, sets with the top of the box of area's face to be observedIt takes pictures hole.
Further, barn door is provided between the area to be observed and light source.
Further, light source luminescent area is adjustable.
Preferably, the light source front is provided with the dimmer board with light hole, and light hole is adjustable.
Further, the light source is fixed light source, and the lens with light-focusing function are provided between spectroscope and light sourceOr lens group, light source are located on lens or the axial line of lens group, spectroscope adjustable angle.
Further, the light source is mobile light source, and the lens with light-focusing function are provided between spectroscope and light sourceOr lens group.
Further, described take pictures is provided with the optical element with enlarging function between hole and spectroscope.
The utility model has the beneficial effects that
Multifunctional fingerprint camera arrangement provided by the utility model, by adjusting spectroscopical angle or the position of light source,The transformation that can be realized between a variety of shooting styles such as excitation is taken pictures, vertical orientation is taken pictures, scotopia is taken pictures uses, and collects a variety of and takes picturesFunction is integrated, not only use it is extremely convenient but also small in size, it is easy to carry, put.
Detailed description of the invention
Fig. 1 is 1 structural schematic diagram of the utility model embodiment；
Fig. 2 is Fig. 1 elevational cross-sectional view；
Fig. 3 is Fig. 1 partial structurtes connection figure；
Fig. 4 is the front view of Fig. 3；
Fig. 5 is 2 structural schematic diagram of the utility model embodiment；
Fig. 6 is Fig. 5 elevational cross-sectional view；
Fig. 7 is Fig. 5 partial structurtes connection figure；
Fig. 8 is the front view of Fig. 7.
In figure, take pictures hole, 6- lens or lens group, 7- of 1- cabinet, 2- light source, 3- spectroscope, the area to be observed 4-, 5- hasOptical element, 8- dimmer board, 9- angular adjustment knob, 10- light-emitting area adjuster, the 11- of enlarging function adjust motor, 12-Lead screw motor, 13- screw-casing, 14- bracket, 15- support frame.
Specific embodiment
In order to keep the purpose of this utility model, technical scheme and beneficial effects clearer, below in conjunction with attached drawing, to thisThe preferred embodiment of utility model is described in detail, to facilitate the technical staff to understand.
Embodiment 1
As shown in Figs 1-4, a kind of multifunctional fingerprint camera arrangement, including cabinet 1, light source 2 and spectroscope 3, the one of cabinet 1Side is provided with light source 2 by bracket 14, and spectroscope 3 is equipped on the direction of propagation of light source 2, is equipped with below spectroscope 3 to be observedArea 4, area 4 to be observed are smooth flat, the case with 4 face of area to be observed for placing object to be taken pictures, object plane to be taken picturesHole 5 of taking pictures is equipped at the top of body 1, hole 5 of taking pictures is used for taking pictures for tools of taking pictures such as camera, mobile phone, plates.The present embodiment is preferredThe light source 2 is fixed light source 2, and lens or lens group 6 with light-focusing function are provided between spectroscope 3 and light source 2, is led toThe light high degree that light source 2 issues can be converged by crossing collective optics, enhance intensity of illumination, so that the development of the traces such as fingerprint is moreClearly, it avoids light scattering excessive and makes equipment intensity of illumination is insufficient when in use, light source 2 is located at lens or lens group 6On axial line, the convergence that can be utmostly issued light source 2 is maximally utilized with reaching light, and enhancing illumination is strongDegree.3 adjustable angle of spectroscope, spectroscope 3 are rotatably arranged in cabinet 1 by shaft, and angular adjustment knob is equipped in shaft9, for adjusting the angle of spectroscope 3, when to the biological species sample observation object evidence obtaining such as blood, urine spot, taken pictures using excitationIt collects evidence, object is placed in area 4 to be observed, when light source 2 shines irradiation, light exposes to spectroscope 3, anti-by spectroscope 3It is incident upon object, after object passes through the light excitation of corresponding coloured light, object can give off the light of corresponding wavelength, and reflex to light splittingThen mirror 3 injects hole 5 of taking pictures through spectroscope 3, can take pictures take by camera, mobile phone, the plate etc. at hole 5 of taking picturesCard.When the fingerprint under to complex background take pictures and collects evidence, by the influence of complex background pattern, fingerprint lines can not clearly be shownWhen the illumination that need to guarantee that light source 2 is issued is incident upon spectroscope 3, it is flat can vertically to reflex to object to be taken pictures by spectroscope 3 for shadowFace just can guarantee the fingerprint clear development (i.e. vertical orientation is taken pictures) of object plane to be taken pictures, and since 3 angle of spectroscope canIt adjusts, when in use just can be by adjusting 3 angle of spectroscope, so that the light that is issued of light source 2 is after the reflection of spectroscope 3, energyEnough vertical irradiation extremely object planes to be taken pictures, so that fingerprint clear is developed, the light that then develops extremely is divided by object surface reflectionLight microscopic 3, and hole 5 of taking pictures is reflexed to through spectroscope 3, it can be taken pictures by camera, mobile phone, the plate etc. at hole 5 of taking picturesEvidence obtaining.In addition, by adjusting 3 angle of spectroscope, it can be achieved that orientation take pictures with scotopia take pictures between conversion use, when need pairFingerprint under uniform background take pictures when collecting evidence, and adjusts the angle of spectroscope 3, and the light that light source 2 is issued tiltsObject plane to be taken pictures is reflexed to, so that fingerprint clear is developed, the light that then develops is by object surface reflection to be taken pictures to light splittingMirror 3, and hole 5 of taking pictures is reflexed to through spectroscope 3, can take pictures take by camera, mobile phone, the plate etc. at hole 5 of taking picturesIt demonstrate,proves (i.e. scotopia is taken pictures).Multifunctional fingerprint camera arrangement provided by the present embodiment, 3 adjustable angle of spectroscope, by adjusting dividingThe angle of light microscopic 3, the transformation that can be realized between a variety of shooting styles such as excitation is taken pictures, vertical orientation is taken pictures, scotopia is taken pictures makeWith, integrate a variety of camera functions, not only use it is extremely convenient but also small in size, it is easy to carry, put.
Preferably, it is provided with barn door between the area to be observed 4 and light source 2, surrounds one by barn door and cabinet 1Dark room conditions channel prevents stray light from entering area 4 to be observed, influences to take pictures.
Preferably, 2 light-emitting area of light source is adjustable, and 2 front of light source is provided with the dimmer board 8 with light hole, light passingHole is adjustable, is provided with light-emitting area adjuster 10 outside dimmer board 8, light-emitting area adjuster 10 is externally provided with turbine, light source 2It is equipped on support frame 15 and adjusts motor 11, adjusting 11 axis of motor is worm shaft, motor shaft ends and light-emitting area adjuster 10Outer turbine tooth engagement is rotated by adjusting motor 11, light-emitting area adjuster 10 is driven to rotate, and light-emitting area adjuster 10 drivesDimmer board rotation, realizes the big minor adjustment of light hole, so that 2 light-emitting area of light source is adjustable, different operating conditions is suitable for, according to operating conditionRequired adjusting light-emitting area, to guarantee that intensity of illumination can satisfy needed for prospecting.
Preferably, the optical element 7 being provided between hole and spectroscope 3 with enlarging function of taking pictures, amplification are aobviousShadow imaging, so that it is relatively sharp to take pictures.
The course of work of the utility model:
Excitation is taken pictures: object being placed in area 4 to be observed, when light source 2 shines irradiation, light exposes to spectroscope 3, by dividingLight microscopic 3 reflexes to object, and after object passes through the light excitation of corresponding coloured light, object can give off the light of corresponding wavelength, and anti-Be incident upon spectroscope 3, then take pictures hole 5 through the injection of spectroscope 3, can by camera, mobile phone, plate at hole 5 of taking pictures etc. intoCapable evidence obtaining of taking pictures.
Vertical orientation is taken pictures: when the fingerprint under to complex background take pictures and collects evidence, being opened light source 2, is adjusted spectroscope 3Angle so that the light that is issued of light source 2 is after the reflection of spectroscope 3, can vertical irradiation to object plane to be taken pictures, whenLight source 2 shine irradiation when, light exposes to spectroscope 3, object is reflexed to by spectroscope 3, then develop light pass through object tableFace reflexes to spectroscope 3, and reflexes to hole 5 of taking pictures through spectroscope 3, can pass through camera, the mobile phone, plate at hole 5 of taking picturesEtc. carrying out evidence obtaining of taking pictures.
Scotopia is taken pictures: when need that the fingerprint under uniform background take pictures collect evidence when, adjust spectroscope 3 angle, makeThe light that is issued of light source 2 can inclined reflection to object plane to be taken pictures, when light source 2 shines irradiation, light is exposed to pointLight microscopic 3 reflexes to object by spectroscope 3, and the light that then develops penetrates spectroscope 3 by object surface reflection to spectroscope 3Hole 5 of taking pictures is reflexed to, evidence obtaining of taking pictures can be carried out by camera, mobile phone, the plate etc. at hole 5 of taking pictures.
Embodiment 2
As viewed in figures 5-8, a kind of multifunctional fingerprint camera arrangement, including cabinet 1, light source 2 and spectroscope 3, the one of cabinet 1Side is provided with light source 2 by bracket 14, and spectroscope 3 is equipped on the direction of propagation of light source 2, is equipped with below spectroscope 3 to be observedArea 4, area 4 to be observed are smooth flat, the case with 4 face of area to be observed for placing object to be taken pictures, object plane to be taken picturesHole 5 of taking pictures is equipped at the top of body 1, hole 5 of taking pictures is used for taking pictures for tools of taking pictures such as camera, mobile phone, plates.The present embodiment is preferredThe light source 2 is mobile light source 2, is equipped with lead screw motor 12 on bracket 14, is provided on the support frame 15 of light source 2 and screw rodThe screw-casing 13 of 12 screw axis of motor cooperation, screw axis are threadedly coupled with screw-casing 13, and light source 2 is suspended from screw rod by screw-casing 1312 lower section of motor, when lead screw motor 12 rotates, screw-casing 13 can move up and down under screw axis drive along screw axis, realizeLight source 2 moves up and down, and spectroscope 3 is fixed on cabinet 1, is provided between spectroscope 3 and light source 2 with light-focusing functionThe light high degree that light source 2 issues can be converged by collective optics, enhance intensity of illumination, so that fingerprint by lens or lens group 6The development of equal traces is relatively sharp, avoids light scattering excessive and makes equipment intensity of illumination deficiency when in use, light source 2 is located atOn lens or the axial line of lens group 6, the convergence that can be utmostly issued light source 2, to reach light maximizationIt utilizes, enhances intensity of illumination.When to the biological species sample observation object evidence obtaining such as blood, urine spot, is taken pictures and taken using excitationCard, is placed in area 4 to be observed for object, and when light source 2 shines irradiation, light exposes to spectroscope 3, reflexes to visitor by spectroscope 3Body, after object passes through the light excitation of corresponding coloured light, object can give off the light of corresponding wavelength, and reflex to spectroscope 3, soHole 5 of taking pictures is injected through spectroscope 3 afterwards, evidence obtaining of taking pictures can be carried out by camera, mobile phone, the plate etc. at hole 5 of taking pictures.RightFingerprint under complex background take pictures when collecting evidence, and by the influence of complex background pattern, fingerprint lines can not clearly develop, so thatWhen the illumination that light source 2 is issued is incident upon spectroscope 3, object plane to be taken pictures, Cai Nengbao can be vertically reflexed to by spectroscope 3The fingerprint clear development (i.e. vertical orientation is taken pictures) of object plane to be taken pictures is demonstrate,proved, and since light source 2 is mobile light source 2, it is usingWhen just can by adjusting 2 position of light source, so that the light that is issued of light source 2 is after the reflection of spectroscope 3, can vertical irradiation extremelyObject plane to be taken pictures, so that fingerprint clear is developed, the light that then develops is penetrated by object surface reflection to spectroscope 3Spectroscope 3 reflexes to hole 5 of taking pictures, and can carry out taking pictures evidence obtaining by camera, mobile phone, the plate etc. at hole 5 of taking pictures (i.e. vertically calmlyTo taking pictures).In addition, by adjusting light source 2 position, it can be achieved that orientation take pictures with scotopia take pictures between conversion use, when needFingerprint under uniform background take pictures when collecting evidence, adjust the position of light source 2, the light that light source 2 is issued inclinesOblique reflection is to object plane to be taken pictures, so that fingerprint clear is developed, then light is by object surface reflection to be taken pictures to spectroscope3, and hole 5 of taking pictures is reflexed to through spectroscope 3, evidence obtaining of taking pictures can be carried out by camera, mobile phone, the plate etc. at hole 5 of taking pictures(i.e. scotopia is taken pictures).Multifunctional fingerprint camera arrangement provided by the present embodiment, light source 2 is mobile light source 2, by adjusting light source2 position, the transformation that can be realized between a variety of shooting styles such as excitation is taken pictures, vertical orientation is taken pictures, scotopia is taken pictures use, collectionA variety of camera functions are integrated, not only use it is extremely convenient but also small in size, it is easy to carry, put.
Preferably, it is provided with barn door between the area to be observed 4 and light source 2, surrounds one by barn door and cabinet 1Dark room conditions channel prevents stray light from entering area 4 to be observed, influences to take pictures.
Preferably, 2 light-emitting area of light source is adjustable, and 2 front of light source is provided with the dimmer board 8 with light hole, light passingHole is adjustable, is provided with light-emitting area adjuster 10 outside dimmer board 8, light-emitting area adjuster 10 is externally provided with turbine, light source 2It is equipped on support frame 15 and adjusts motor 11, adjusting 11 axis of motor is worm shaft, motor shaft ends and light-emitting area adjuster 10Outer turbine tooth engagement is rotated by adjusting motor 11, light-emitting area adjuster 10 is driven to rotate, and light-emitting area adjuster 10 drivesDimmer board rotation, realizes the big minor adjustment of light hole, so that 2 light-emitting area of light source is adjustable, different operating conditions is suitable for, according to operating conditionRequired adjusting light-emitting area, to guarantee that intensity of illumination can satisfy needed for prospecting.
Preferably, the optical element 7 being provided between hole and spectroscope 3 with enlarging function of taking pictures, amplification are aobviousShadow imaging, so that it is relatively sharp to take pictures.
The use process of the utility model:
Excitation is taken pictures: object being placed in area 4 to be observed, when light source 2 shines irradiation, light exposes to spectroscope 3, by dividingLight microscopic 3 reflexes to object, and after object passes through the light excitation of corresponding coloured light, object can give off the light of corresponding wavelength, and anti-Be incident upon spectroscope 3, then take pictures hole 5 through the injection of spectroscope 3, can by camera, mobile phone, plate at hole 5 of taking pictures etc. intoCapable evidence obtaining of taking pictures.
Vertical orientation is taken pictures: when the fingerprint under to complex background take pictures and collects evidence, opening light source 2, starting screw rod electricityMachine 12 adjusts 2 upper and lower position of light source so that the light that is issued of light source 2 is after the reflection of spectroscope 3, can vertical irradiation extremelyObject plane to be taken pictures, when light source 2 shines irradiation, light exposes to spectroscope 3, reflexes to object by spectroscope 3, then showsShadow light reflexes to hole 5 of taking pictures to spectroscope 3, and through spectroscope 3 by object surface reflection, can be by hole 5 of taking pictures atCamera, mobile phone, plate etc. carry out evidence obtaining of taking pictures.
Scotopia is taken pictures: when need that the fingerprint under uniform background take pictures collect evidence when, adjust 2 upper and lower position of light source, makeThe light that is issued of light source 2 can inclined reflection to object plane to be taken pictures, when light source 2 shines irradiation, light is exposed to pointLight microscopic 3 reflexes to object by spectroscope 3, and the light that then develops penetrates spectroscope 3 by object surface reflection to spectroscope 3Hole 5 of taking pictures is reflexed to, evidence obtaining of taking pictures can be carried out by camera, mobile phone, the plate etc. at hole 5 of taking pictures.
Finally, it is stated that preferred embodiment above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extentPipe has been described in detail the utility model by above preferred embodiment, but those skilled in the art should manageSolution, can make various changes, without departing from the utility model claims book institute to it in the form and detailsThe range of restriction.