CN210204739U - Intelligent trace physical evidence searching, finding and shooting instrument - Google Patents
Intelligent trace physical evidence searching, finding and shooting instrument Download PDFInfo
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- CN210204739U CN210204739U CN201920780987.1U CN201920780987U CN210204739U CN 210204739 U CN210204739 U CN 210204739U CN 201920780987 U CN201920780987 U CN 201920780987U CN 210204739 U CN210204739 U CN 210204739U
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Abstract
The utility model discloses an intelligent trace material evidence searching and finding shooting instrument, which comprises a shell, a shooting mechanism embedded in the end surface of the shell, a glancing spotlight lamp, a polarized light lamp and a plurality of light source lamp sets with different wavelengths, wherein the glancing spotlight lamp, the polarized light lamp and the light source lamp sets are arranged at the open side of the shell; a directional reflecting mechanism is arranged between the photographing mechanism and the light source lamp group; the utility model discloses a focusing mechanism, including casing, focusing carousel, camera structure, light filter, screwed pipe, focusing carousel, the light filter has been inserted through the inserted bar to casing one side, and the light filter sets up in the below of ultraviolet camera lens, screwed pipe fixed mounting is in the middle part of focusing carousel, the inboard of focusing carousel is provided with a fan-shaped blue light piece, and the focusing carousel drives fan-shaped blue light piece and rotates and set up in the rear of the camera that. In fingerprint and trace collection, through the combination light filling that starts multiple light source, optical filter and blue light piece are used in the cooperation for the camera of mechanism rear side of shooing can be clapped clear fingerprints or traces such as fingerprint, and the device integrated nature is higher, and the comprehensiveness is strong, and it is more convenient to use.
Description
Technical Field
The utility model belongs to the technical field of alert equipment, concretely relates to appearance is shot in search discovery of intelligence vestige material evidence.
Background
With the rapid development of communication technology, the derived products are applied in various industries, for example, a device for collecting fingerprints can be used by public security personnel during case handling. Fingerprints are widely used in public security work as the "first line of evidence". The national criminal investigation fingerprint library is a project with the largest national investment scale, the longest continuous investment time and the widest network coverage. The criminal investigation fingerprint library does not play a due role from the effects of public security work such as actual case solving and pursuit escaping. The criminals generally leave fingerprints on the scene of a case, so that the fingerprints are compared after being collected through a specific police device, and the efficiency of determining the criminals is greatly improved.
The existing market adopts a one-way function for fingerprint display technology, so that the equipment is complicated, the use is not convenient enough, and the shooting of fingerprints and other traces is not clear enough, so that the fingerprint processing equipment needs to be further designed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an intelligence vestige material evidence search discovery shooting instrument comes into operation to solve the problem of proposing in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an intelligent trace evidence searching and finding shooting instrument comprises a shell, a shooting mechanism embedded in the end face of the shell, a glancing light lamp arranged on the open side of the shell, a polarized light lamp and a plurality of light source lamp groups with different wavelengths; a conventional photographing lens and an ultraviolet CMOS are arranged on the rear side of the photographing mechanism and face the light source lamp bank, and a directional reflection mechanism is arranged between the photographing mechanism and the light source lamp bank;
an optical filter is inserted into one side of the shell through an insertion rod and is arranged below the ultraviolet lens, the optical filter is a 254nm optical filter, a 365nm optical filter or a 850nm optical filter, and the ultraviolet lens is arranged on the inner side of the threaded pipe through outer side threads;
screwed pipe fixed mounting is in the middle part of focusing carousel, the inboard of focusing carousel is provided with a fan-shaped blue light piece, and the focusing carousel drives fan-shaped blue light piece and rotates and set up in the rear that the structure rear side of shooing is used for the camera of conventional shooting.
Preferably, the light source lamp set comprises a short-wave ultraviolet lamp with a wavelength of 254nm, a long-wave ultraviolet lamp with a wavelength of 365nm, a light source lamp with a wavelength of 445nm and an infrared lamp with a wavelength of 850 nm;
preferably, the directional reflection mechanism is composed of a frame, a surface light lamp, a pull plate and a reflector, the pull plate is fixedly installed on the side wall of the frame, the frame is arranged on the side face of the middle of the shell in a sliding mode, the surface light lamp is arranged at the bottom of the inner side of the frame, and the reflector is clamped with the inner side of the frame in a forty-five-degree inclined mode.
Preferably, the photographing mechanism is at least provided with a conventional lens and an ultraviolet CMOS, the shell is in threaded connection with a threaded pipe through a threaded hole formed in the upper end of the shell, the threaded pipe is fixedly installed in the middle of the focusing turntable, and the upper portion of the focusing turntable extends out of the shell through an open slot.
Preferably, the end of the glancing light lamp is fixedly connected with the knob, and the knob is rotatably arranged on the outer side of the shell.
Preferably, a light supplementing hole is formed in the side wall of the lower end of the shell, and a sealing cover is rotatably arranged on the inner side of the light supplementing hole.
Preferably, a digital display power supply display screen is arranged at the lower part of the upper end of the shell and is electrically connected with the built-in charging power supply.
The utility model discloses a technological effect and advantage: this appearance is shot in search discovery of intelligence vestige material evidence, integration multiple light source in the inboard lower part of casing, start multiple light source respectively and carry out the light filling, and cooperation filter disc, blue light piece make the CMOS camera cooperation conventional camera lens or the ultraviolet camera lens of mechanism rear side of shooing realize various fingerprint display techniques, and equipment integration degree of integrating is stronger, and it is more clear to use convenient shooting formation of image more.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention (with the camera mechanism removed);
FIG. 3 is a schematic structural diagram of a directional reflection mechanism;
fig. 4 is a bottom view of the present invention;
FIG. 5 is a schematic view of the connection of the insert rod to the filter disc;
FIG. 6 is a schematic view of the connection between the focusing wheel and the fan-shaped blue plate.
In the figure: 1. a housing; 2. a photographing mechanism; 3. a glancing light; 4. a knob; 5. a light compensating hole; 6. sealing the cover; 7. a directional reflection mechanism; 8. a light source lamp group; 9. inserting a rod; 10. a focusing turntable; 11. a threaded hole; 12. a threaded pipe; 13. a polarized light lamp; 14. a digital display power supply display screen; 15. a fan-shaped blue light sheet; 16. an optical filter; 17. an ultraviolet lens; 71. a frame; 72. a surface light; 73. pulling a plate; 74. a mirror.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides an intelligent trace material evidence searching and finding shooting instrument as shown in figures 1-6, which comprises a shell 1, a shooting mechanism 2 embedded in the end surface of the shell 1, a glancing light lamp 3 arranged at the open side of the shell 1, a polarized light lamp 13 and a plurality of light source lamp sets 8 with different wavelengths; a conventional photographing lens and an ultraviolet CMOS are arranged on the rear side of the photographing mechanism 2 and face the light source lamp group 8, and a directional reflection mechanism 7 is arranged between the photographing mechanism 2 and the light source lamp group 8; a start button at the upper end of the device is pressed to correspondingly start the directional reflecting mechanism 7, the glancing light lamp 3, the polarized light lamp 13 or the light source lamp group 8, thereby controlling the starting of directional reflected light, supplementary glancing light, polarized light or light with the wavelength of 254, 475, 590 or 640 to supplement light, the function of nondestructively extracting sweat fingerprints on site can be realized by shooting through a conventional shooting camera at the rear side of the shooting mechanism 22 and supplementing light through the directional reflection mechanism 7, the function of nondestructively extracting fingerprints on a dust plus-minus layer can be realized when the glancing light lamp 3 supplements light, the function of nondestructively extracting fingerprints on a complex background can be realized when the polarized light lamp 13 supplements light, and the light rays with wavelengths of 475, 590 and 640 realize the function of exciting and extracting sweat fingerprint spectrums of different background objects when light rays are used for supplementing light, and when the short wave ultraviolet lamp of 254 is used for supplementing light and the photographing mechanism 2 is used for directly photographing, sweat fingerprint extraction of objects difficult to find such as aluminum alloy is realized.
An optical filter 16 is inserted into one side of the shell 1 through an insertion rod 9, the optical filter 16 is arranged below an ultraviolet lens 17, the optical filter 16 is a 254nm optical filter, a 365nm optical filter or a 850nm optical filter, and the ultraviolet lens 17 is arranged on the inner side of the threaded pipe 12 through outer threads; when the light source lamp group 8 respectively emits 254nm light and light supplement, the photographing mechanism 2 needs to be adjusted to a black-and-white mode, and corresponding light rays with the wavelengths of 254nm, 365nm and 445nm are supplemented, the corresponding 254nm light filter, 365nm light filter and 850nm light filter are respectively selected to be inserted below the ultraviolet lens 17, and the functions of extracting sweat fingerprints on a frosted surface, remotely searching and extracting object sweat fingerprints on a latex paint wall surface and the like, extracting blood stains on a dark background surface and extracting blood fingerprints are respectively realized by matching the ultraviolet lens 17 and the light filter 16 with the ultraviolet photographing CMOS at the rear side of the photographing mechanism 2.
The screwed pipe 12 is fixedly installed in the middle of the focusing rotary table 10, a fan-shaped blue light sheet 15 is arranged on the inner side of the focusing rotary table 10, the focusing rotary table 10 drives the fan-shaped blue light sheet 15 to rotate and be arranged behind a camera used for conventional shooting at the rear side of a shooting structure, when light supplement is carried out through a 445nm wavelength light source lamp, the focusing rotary table 10 is rotated to enable the fan-shaped blue light sheet 15 to rotate behind the conventional shooting camera of the shooting mechanism 2, the shooting mechanism 2 is adjusted to a black-and-white mode, on-site biological material evidence finding and extraction are carried out, mainly aiming at showing and shooting of human body biological fluid, such as dried saliva, semen and the like, a button for screen brightness adjustment is arranged at the upper end of the camera, fingerprints extracted by various functions can be transmitted to a fingerprint comparison terminal through cables to be compared, and criminal.
The light source lamp group 8 comprises a 254nm short wave ultraviolet lamp, a 365nm long wave ultraviolet lamp, a 445nm light source lamp and a 850nm infrared lamp, the light source lamp group 8 is formed by arranging a plurality of 254nm short wave ultraviolet lamps, 365nm long wave ultraviolet lamps, 445nm light source lamps and 850nm infrared lamps according to a certain position order, and then a corresponding light source button at the upper end of the device is pressed down, so that the light source lamps of the same light source are started to supplement light, and the corresponding function is realized.
The directional reflection mechanism 7 is composed of a frame 71, a surface light 72, a pulling plate 73 and a reflective mirror 74, wherein the pulling plate 73 is fixedly installed on the side wall of the frame 71, the frame 71 is slidably installed on the side surface of the middle part of the casing 1, the surface light 72 is installed at the bottom of the inner side of the frame 71, the reflective mirror 74 is clamped and connected with the inner side of the frame 71 in a manner of inclining forty-five degrees, the surface light 72 of the directional reflection mechanism 7 is started, and reflection light supplement is performed by inclining the reflective mirror 74 of forty-five degrees, so that the on-site smooth sweat fingerprint nondestructive extraction function can be realized, and in practical application, because the wavelength of short-wave ultraviolet rays with the wavelength of 254nm is very short, the reflective mirror 74 is difficult to penetrate, the directional reflection mechanism 7 needs to be pulled towards the outer side of the casing 1 through the pulling plate 73 when the short.
The utility model discloses a camera shooting mechanism 2, including camera shooting mechanism 2, casing 1, screwed hole 11, screwed pipe 12 threaded connection that the upper end was seted up, screwed pipe 12 fixed mounting is in the middle part of focusing carousel 10, the upper portion of focusing carousel 10 stretches out casing 1 through the open slot, and camera shooting mechanism 2's ultraviolet CMOS realizes directly when pasting the ultraviolet camera lens 17 in the screwed pipe 12 and connecting promptly for camera shooting mechanism 2 can be through ultraviolet camera lens 17 memorability ultraviolet shooting function, and drive screwed pipe 12 through the focusing rim plate and rotate, through the screw-thread fit of the external screw thread of screwed pipe 12 and shell, makes screwed pipe 12 drive ultraviolet camera lens 17 slightly reciprocate, realizes carrying out the fingerprint through ultraviolet camera lens 17 when drawing, thereby draws clear fingerprint, blood mark.
The end part of the glancing light lamp 3 is fixedly connected with the knob 4, the knob 4 is rotatably arranged on the outer side of the shell 1, the glancing light lamp 3 is driven to deflect by rotating the knob 4, glancing light can be glancing on a certain area, and the effect and the efficiency of fingerprint collection are guaranteed.
The lateral wall of the lower end of the shell 1 is provided with a light supplementing hole 5, the inner side of the light supplementing hole 5 is rotatably provided with a sealing cover 6, and natural light can be compensated to the inside of the shell 1 through the light supplementing hole 5 by opening the sealing cover 6.
The lower part of the upper end of the shell 1 is provided with a digital display power supply display screen 14, the digital display power supply display screen 14 is electrically connected with a built-in charging power supply, the electric quantity of an internal power supply can be displayed through the digital display power supply display screen 14, the camera is charged through a charging hole in the side face of the shell 1, and sufficient electric quantity is guaranteed to exist before the camera is used.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides an intelligence trace material evidence searches for and discovers camera which characterized in that: the device comprises a shell (1), a photographing mechanism (2) embedded in the end face of the shell (1), a glancing light lamp (3) arranged on the open side of the shell (1), a polarized light lamp (13) and a plurality of light source lamp groups (8) with different wavelengths; a conventional photographing lens and an ultraviolet CMOS are arranged on the rear side of the photographing mechanism (2) and face the light source lamp group (8), and a directional reflection mechanism (7) is arranged between the photographing mechanism (2) and the light source lamp group (8);
an optical filter (16) is inserted into one side of the shell (1) through an insertion rod (9), the optical filter (16) is arranged below the ultraviolet lens (17), the optical filter (16) is a 254nm optical filter, a 365nm optical filter or a 850nm optical filter, and the ultraviolet lens (17) is arranged on the inner side of the threaded pipe (12) through outer side threads;
screwed pipe (12) fixed mounting is in the middle part of focusing carousel (10), the inboard of focusing carousel (10) is provided with a fan-shaped blue light piece (15), and focusing carousel (10) drive fan-shaped blue light piece (15) rotate set up in the structure rear side of shooing the rear of the camera that the rear side was used for conventional shooting.
2. The intelligent trace evidence search discovery camera according to claim 1, characterized in that: the light source lamp group (8) comprises a short-wave ultraviolet lamp with a wavelength of 254nm, a long-wave ultraviolet lamp with a wavelength of 365nm, a light source lamp with a wavelength of 445nm and an infrared lamp with a wavelength of 850 nm.
3. The intelligent trace evidence search discovery camera according to claim 1, characterized in that: the directional reflection mechanism (7) is composed of a frame (71), a surface light lamp (72), a pulling plate (73) and a reflector (74), wherein the pulling plate (73) is fixedly installed on the side wall of the frame (71), the frame (71) is arranged on the side face of the middle of the shell (1) in a sliding mode, the surface light lamp (72) is arranged at the bottom of the inner side of the frame (71), and the reflector (74) is clamped with the inner side of the frame (71) in a forty-five-degree inclined mode.
4. The intelligent trace evidence search discovery camera according to claim 1, characterized in that: the camera is characterized in that the camera mechanism (2) is at least provided with a conventional lens and an ultraviolet CMOS, the shell (1) is in threaded connection with a threaded pipe (12) through a threaded hole (11) formed in the upper end of the shell, the threaded pipe (12) is fixedly installed in the middle of a focusing turntable (10), and the upper portion of the focusing turntable (10) extends out of the shell (1) through an open slot.
5. The intelligent trace evidence search discovery camera according to claim 2, characterized in that: the end part of the glancing light lamp (3) tube is fixedly connected with the knob (4), and the knob (4) is rotatably arranged on the outer side of the shell (1).
6. The intelligent trace evidence search discovery camera according to any one of claims 1-5, wherein: a light supplementing hole (5) is formed in the side wall of the lower end of the shell (1), and a sealing cover (6) is rotatably arranged on the inner side of the light supplementing hole (5).
7. The intelligent trace evidence search discovery camera according to any one of claims 1-5, wherein: the lower part of the upper end of the shell (1) is provided with a digital display power supply display screen (14), and the digital display power supply display screen (14) is electrically connected with a built-in charging power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920780987.1U CN210204739U (en) | 2019-05-28 | 2019-05-28 | Intelligent trace physical evidence searching, finding and shooting instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920780987.1U CN210204739U (en) | 2019-05-28 | 2019-05-28 | Intelligent trace physical evidence searching, finding and shooting instrument |
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| Publication Number | Publication Date |
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| CN210204739U true CN210204739U (en) | 2020-03-31 |
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| CN201920780987.1U Active CN210204739U (en) | 2019-05-28 | 2019-05-28 | Intelligent trace physical evidence searching, finding and shooting instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110090023A (en) * | 2019-05-28 | 2019-08-06 | 新要素科技（深圳）有限公司 | A kind of intelligence trace evidence search discovery recording instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110090023A (en) * | 2019-05-28 | 2019-08-06 | 新要素科技（深圳）有限公司 | A kind of intelligence trace evidence search discovery recording instrument |
| CN110090023B (en) * | 2019-05-28 | 2024-04-02 | 新要素科技（深圳）有限公司 | Intelligent trace material evidence searching and finding shooting instrument |
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