CN107920191B - Material evidence trace obtains equipment - Google Patents
Material evidence trace obtains equipment Download PDFInfo
- Publication number
- CN107920191B CN107920191B CN201711195130.5A CN201711195130A CN107920191B CN 107920191 B CN107920191 B CN 107920191B CN 201711195130 A CN201711195130 A CN 201711195130A CN 107920191 B CN107920191 B CN 107920191B
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- Prior art keywords
- processor
- material evidence
- obtains equipment
- shell
- evidence trace
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Abstract
The present invention relates to criminal investigation technical fields, obtain equipment in particular to a kind of material evidence trace.It includes support frame that the material evidence trace, which obtains equipment, it is set to the erecting bed of support frame as described above, and it is set to the host of the erecting bed, the host includes shell, illuminating device, detector, processor and display, the illuminating device, detector and display are electrically connected with the processor respectively, the illuminating device is used to issue the light source of different-waveband to be irradiated in environment to be measured, the detector is used to acquire the environmental images picture to be measured under the light source irradiation of different-waveband and is sent to the processor, the processor is used to control the working condition of the illuminating device and detector and is analyzed and processed to the image picture received, the display is for showing the image picture.Compared to the prior art, the material evidence trace obtains equipment biggish promotion in terms of the convenience of operation.
Description
Technical field
The present invention relates to criminal investigation technical fields, obtain equipment in particular to a kind of material evidence trace.
Background technique
In criminal investigation work, need to carry out site inspection and evidence obtaining to various traces.It was found that and extraction trace evidence
When used physics and chemical method material evidence itself can be polluted or be destroyed mostly, utilize various optical instruments in recent years
The mode for extracting trace evidence is also gradually applied.Scene of a crime can be effectively excited to leave finger using specific light-source system equipment
The primary fluorescence of the trace material evidences such as line, footprint, bloodstain and fiber occurs that different trace evidences under special wavelength light irradiation
Response, convenient for the discovery and search of live trace evidence, high degree improve live latent trace material evidence presentation capability and
Acquisition rate.Using optical check high sensitivity, the characteristics of sample is not damaged, and so far, criminal technique light-source system equipment exists
Purposes in examination of material evidence identification has expanded to body fluid inspection, ammunition residual from fingerprint examination, the inspection of document, textile inspection
Quality testing tests equal fields.Good material evidence photograph light-source system is for the extraction that solves to leave trace evidence on potential and difficult object
Also there is very important value with saving, from the light distribution photograph of visible light, colour photography, Polarization photography, arrive special photograph
Infrared external reflection, ultraviolet reflectance, IR fluorescence, Ultraluminescence photograph, may be by different light-source systems obtain it is good
Inspection is taken pictures effect.
Currently, the limitation of light-source system characteristic and material evidence extracting mode is limited to, currently with optical means extract
The ability and efficiency of card are still not high enough, and to public security organ's criminal technique personnel on site exploration standards and section in real work
The requirement for the property learned is becoming more stringent, the site inspection standard of high quality and examines the update of equipment to the property of light-source system
Higher requirements are also raised for energy, therefore accuracy existing for existing criminal technique light-source system equipment is low, volume is big, practicability
The problems such as not strong, also highlights, and becomes the major issue for restricting criminal technique development.In addition, existing criminal technique light source system
System needs to be equipped with huge power-supply system, light-source system system (halogen lamp, fluorescent lamp, high-pressure sodium lamp or xenon lamp), filter system
(optical filtering camera lens optical filter) etc., therefore such light-source system equipment all generally has the option demand for being unable to satisfy light, goes out light
Low efficiency excites the disadvantages of observability of fluorescence is weaker, the service life is short, calorific value is big, and due to existing criminal technique light
Source system structure is complicated, so often arranging complex installation process, causes great puzzlement to base personnel in charge of the case, influences punishment
Thing investigation efficiency.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of material evidence traces to obtain equipment, to solve the above problems.
The embodiment of the invention provides a kind of material evidence traces to obtain equipment, including support frame, is set to support frame as described above
Erecting bed, and it is set to the host of the erecting bed, the host includes shell, illuminating device, detector, processor and shows
Show that device, the shell are set to the erecting bed and including opposite the first side wall and second sidewall, the first side wall settings
There are first window and the second window, the illuminating device is set to the inside of the shell and illuminated area passes through the first window
It is exposed to external environment, the detector is set to the inside of the shell and camera by second window is exposed to outer ring
Border, the processor are set to the inside of the shell, and the display is set to the second sidewall；
The illuminating device, detector and display are electrically connected with the processor respectively, and the illuminating device is used for
The light source of different-waveband is issued to be irradiated in environment to be measured, the detector be used to acquire under the light source irradiation of different-waveband to
It surveys environmental images picture and is sent to the processor, the processor is used to control the work of the illuminating device and detector
State is simultaneously analyzed and processed the image picture received, and the display is for showing the image picture.
Further, the illuminating device includes lamp source device and filter component, and the filter component includes switching control
Device, and the multiple filter connecting with the switching control, the switching control and the processor are electrical
Connection under the control action of the processor to switch the filter opposite with the illuminated area of the lamp source device.
Further, the switching control includes first motor and the carrying for being set to the first motor shaft
Axis, the first motor and the processor are electrically connected, circumferentially distributed setting of the multiple filter along the carrying axle
And the illuminated area towards the lamp source device.
Further, it further includes first orientation control device that the material evidence trace, which obtains equipment, the first orientation control
Device is set to support frame as described above and connect with the erecting bed, and the first orientation control device electrically connects with the processor
It connects to change the relative positional relationship of the erecting bed and support frame as described above under the control action of the processor.
Further, it further includes second orientation control device that the material evidence trace, which obtains equipment, the second orientation control
Device is set to the erecting bed and connect with the shell, and the second orientation control device and the processor are electrically connected
To change the relative positional relationship of the shell Yu the erecting bed under the control action of the processor.Further, institute
Stating shell further includes bottom wall, the bottom wall between the first side wall and the second sidewall and close to the erecting bed,
The bottom wall is provided with thermovent, and it further includes radiator that the material evidence trace, which obtains equipment, and the radiator is set to institute
The inside for stating shell, it is corresponding with the thermovent position and with the processor be electrically connected.
Further, it further includes temperature sensor that the material evidence trace, which obtains equipment, and the temperature sensor is set to institute
It states the inside of shell and is connected to the processor, the temperature sensor is used for the temperature of the collected enclosure interior
Value is sent to the processor so that the processor controls the working condition of the radiator according to the temperature value.
Further, it further includes wireless communication device that the material evidence trace, which obtains equipment, the wireless communication device setting
In the shell inside and with the processor be electrically connected.
Further, it further includes hinge assembly that the material evidence trace, which obtains equipment, and the display passes through described hinged group
Part and second sidewall connection are so that the display can rotate and adjust the angle between the second sidewall.
Further, support frame as described above includes pedestal and column, and the column is automatically controlled telescopic mast and one end is set to institute
Pedestal is stated, the other end is connect with the erecting bed.
Material evidence trace provided in an embodiment of the present invention obtains equipment, by the integrally disposed illuminating device of shell in host,
Detector, processor and display, wherein the illuminating device is used to issue the light source of different-waveband to be irradiated in ring to be measured
Border, the detector are used to acquire the environmental images picture to be measured under the light source irradiation of different-waveband and are sent to the processing
Device, the processor be used for control the illuminating device and detector working condition and to the image picture received into
Row analysis processing, for the display for showing the image picture, ring to be measured is can be completed by the host in personnel in charge of the case
The acquisition of border image picture and the overall process of analysis processing have biggish in terms of the convenience of operation compared to the prior art
It is promoted.
Further, material evidence trace provided in an embodiment of the present invention obtains in equipment, illuminating device include lamp source device and
Filter component, filter component include switching control, and the multiple filter connecting with switching control, switching control
Device is electrically connected with processor to switch the filter opposite with the illuminated area of lamp source device under the control action of processor,
So that illuminating device issues the light source of different-waveband, compared to the prior art, there are spies ingenious in design, simple for structure
Point.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram that a kind of material evidence trace provided in an embodiment of the present invention obtains equipment.
Fig. 2 is the structural schematic diagram at another visual angle that material evidence trace shown in Fig. 1 obtains equipment.
Fig. 3 is the schematic block diagram that a kind of material evidence trace provided in an embodiment of the present invention obtains equipment.
Fig. 4 is the structural schematic diagram for another state that material evidence trace shown in Fig. 1 obtains equipment.
Fig. 5 is a kind of structural schematic diagram of illuminating device provided in an embodiment of the present invention.
Fig. 6 is the structural schematic diagram at another visual angle of illuminating device shown in Fig. 5.
Fig. 7 is the partial enlarged view at the position A in Fig. 4.
Icon: 10- material evidence trace obtains equipment；100- support frame；110- pedestal；120- column；200- erecting bed；210-
Bottom plate；The first support portion of 220-；The second support portion of 230-；300- host；310- shell；311- roof；312- bottom wall；3121-
Thermovent；313- the first side wall；314- second sidewall；315- third side wall；The 4th side wall of 316-；320- illuminating device；321-
Lamp source device；322- filter component；3221- switching control；3222- filter；330- detector；340- processor；
350- display；400- first orientation control device；500- second orientation control device；600- hinge assembly；610- sleeve；
620- shaft；700- radiator；800- temperature sensor；900- wireless communication device.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Usually
The component for the embodiment of the present invention being described and illustrated herein in the accompanying drawings can be arranged and be designed with a variety of different configurations.Cause
This, is not intended to limit claimed invention to the detailed description of the embodiment of the present invention provided in the accompanying drawings below
Range, but it is merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, the embodiment of the invention provides a kind of material evidence traces to obtain equipment 10, the material evidence
It includes support frame 100 that trace, which obtains equipment 10, is set to the erecting bed 200 of support frame as described above 100, and be set to the installation
The host 300 of platform 200.The host 300 includes shell 310, and is set to the illuminating device 320 of the shell 310, detection
Device 330, processor 340 and display 350, the shell 310 are set to the erecting bed 200.
Wherein, the illuminating device 320, detector 330 and display 350 are electrically connected with the processor 340 respectively,
The illuminating device 320 is used to issue the light source of different-waveband to be irradiated in environment to be measured, and the detector 330 is for acquiring not
With the environmental images picture to be measured under the light source irradiation of wave band and it is sent to the processor 340, the processor 340 is for controlling
It makes the working condition of the illuminating device 320 and detector 330 and the image picture received is analyzed and processed, institute
Display 350 is stated for showing the image picture.
Optionally, in the present embodiment, support frame as described above 100 includes pedestal 110 and column 120, and the column 120 is automatically controlled
Telescopic mast and one end are set to the pedestal 110, and the other end is connect with the erecting bed 200.The elevating control of the column 120
Device and the processor 340 are electrically connected to receive the elevating control that the processor 340 is sent and instruct, and according to the lifting
Control instruction is raised and lowered.Optionally, in addition, in the present embodiment, the pedestal 110 is internally provided with accommodating space and is provided with
The charge port of external environment is extended to by the accommodating space.It further includes that chargeable power supply is set that the material evidence trace, which obtains equipment 10,
Standby, which is set to the accommodating space and the charging interface of the power-supply device is corresponding with the charge port position with logical
Cross charge port exposure external environment.The power-supply device respectively with the illuminating device 320, detector 330, processor 340 and
Display 350 is electrically connected to provide work electricity for the illuminating device 320, detector 330, processor 340 and display 350
Energy.
Incorporated by reference to Fig. 4, in the present embodiment, the erecting bed 200 includes bottom plate 210, the first support portion 220 and the second support
Portion 230, first support portion 220 and the second support portion 230 are oppositely arranged and are located at the both ends of the bottom plate 210.Institute
State bottom plate 210 be set to support frame as described above 100 top namely the bottom plate 210 be set to the column 120 far from described
One end of pedestal 110.
Optionally, in the present embodiment, it further includes first orientation control device 400, institute that the material evidence trace, which obtains equipment 10,
First orientation control device 400 is stated to be set to support frame as described above 100 and connect with the erecting bed 200, the first orientation control
Device 400 processed is electrically connected with the processor 340 to change the erecting bed under the control action of the processor 340
200 with the relative positional relationship of support frame as described above 100.Specifically, in the present embodiment, the first orientation control device 400 is set
It is placed in one end far from the pedestal 110 of the column 120 and is connect with the bottom plate 210.As a kind of mode, institute
Stating first orientation control device 400 can be the second motor, and second motor is set to the separate bottom of the column 120
Seat 110 one end and the shaft of second motor connect with the bottom plate 210, it is to be understood that second motor
Shaft can be connect by connectors such as shaft couplings with the bottom plate 210, the present embodiment to this with no restriction.Further, institute
The second motor is stated to be electrically connected with the processor 340 to make 620 turns of shaft under the control action of the processor 340
Dynamic, to drive, the bottom plate 210 is the rotation of center axis with support frame as described above 100 and then change is set to the erecting bed 200
Host 300 in detector 330 acquire image picture circumferential visual angle.
In the present embodiment, the shell 310 of the host 300 is rectangular housing 310, including roof 311, bottom wall 312, and
Enclose the first side wall 313, second sidewall 314, third side wall 315 and the 4th side wall being set between the roof 311 and bottom wall 312
316, wherein the first side wall 313 is opposite with the second sidewall 314, the third side wall 315 and the 4th side wall
316 is opposite.In the present embodiment, the third side wall 315 is set to first support portion 220, the 4th side wall 316 setting
In second support portion 230 the shell 310 is set to the erecting bed 200.
Optionally, in the present embodiment, it further includes second orientation control device 500, institute that the material evidence trace, which obtains equipment 10,
It states second orientation control device 500 to be set to the erecting bed 200 and connect with the shell 310, the second orientation control
Device 500 and the processor 340 be electrically connected with change under the control action of the processor 340 shell 310 with
The relative positional relationship of the erecting bed 200.Specifically, in the present embodiment, the second orientation control device 500 is provided with two
It is a, it is respectively used to connect the third side wall 315 and the first support portion 220 and the 4th side wall 316 and the second support portion
230.As a kind of mode, the second orientation control device 500 can be third motor, in the present embodiment, wherein one
A third motor is set to first support portion 220 and the shaft of the third motor is connect with the third side wall 315,
It is understood that the shaft of the third motor can be connect by connectors such as shaft couplings with the third side wall 315, this reality
Example is applied to this with no restriction, another described third motor is set to second support portion 230 and the shaft of the third motor
It is connect with the 4th side wall 316, it is to be understood that the shaft of the third motor can pass through the connectors such as shaft coupling and institute
State the 4th side wall 316 connection, the present embodiment to this with no restriction.Further, in this embodiment two third motors point
It is not electrically connected with the processor 340 rotate shaft 620, thus band
It is that center connecting line rotates and then change the host 300 that the shell 310, which is moved, with two second orientation control devices 500
Middle detector 330 acquires the upper downwards angle of visibility of image picture.
Incorporated by reference to Fig. 5 and Fig. 6, the first side wall 313 is provided with first window, and the illuminating device 320 is set to institute
It states the inside of shell 310 and illuminated area by the first window is exposed to external environment.In the present embodiment, the illuminating device
320 include lamp source device 321 and filter component 322, the filter component 322 include switching control 3221, and with institute
State multiple filter 3222 of the connection of switching control 3221, the switching control 3221 and 340 electricity of processor
Property connection to switch the filter opposite with the illuminated area of the lamp source device 321 under the control action of the processor 340
3222.As an implementation, the switching control 3221 includes that first motor turns with the first motor is set to
The carrying axle of axis, the multiple filter 3222 along the carrying axle circumferentially distributed setting and towards the lamp source device 321
Illuminated area.Optionally, in the present embodiment, the multiple filter 3222 includes the first colour filter for filtering out ultraviolet source
Mirror, the second filter for filtering out purple light source, the third filter of blue-light source, the 4th filter for filtering out green light source
Look mirror, the 5th filter for filtering out red light source, and the 6th filter for filtering out infrared light supply.First filter
Look mirror, the second filter, third filter, the 4th filter, the 5th filter and the 6th filter are set in a manner of circumference array
It is placed in the circumferential surface of the carrying axle, the angle of two adjacent 3222 center lines of filter is 60 °, as a result, by described in control
The i.e. changeable filter 3222 opposite with the illuminated area of the lamp source device 321 of carrying axle rotation, to control the illumination
The light source of the sending different-waveband of device 320.
The first side wall 313 is additionally provided with the second window, and the detector 330 is set to the inside of the shell 310
And camera is exposed to external environment by second window, the processor 340 is set to the inside of the shell 310, institute
It states display 350 and is set to the second sidewall 314, in the present embodiment, the display 350 is touch-sensitive display 350.
Incorporated by reference to Fig. 7, for the ease of personnel in charge of the case's observation, optionally, in the present embodiment, the material evidence trace obtains equipment
10 further include hinge assembly 600, the display 350 connect by the hinge assembly 600 with the second sidewall 314 so that
The display 350 can rotate and adjust the angle between the second sidewall 314.The hinge assembly 600 includes set
Cylinder 610 and shaft 620, the sleeve 610 are set at the position far from the bottom wall 312 of the second sidewall 314, preferably
Ground, the sleeve 610 are set to the junction of the second sidewall 314 and the roof 311.Further, the shaft 620
It is set to the inside of the sleeve 610 and can be by external force in 610 inner rotation of sleeve, the display 350
It is fixed on the shaft 620, specifically, the display 350 can be fixed on the both ends of the shaft 620.
Service life in order to guarantee the material evidence trace acquisition equipment 10 is permanent, optionally, in the present embodiment, the bottom
Wall 312 is provided with thermovent 3121, and it further includes radiator 700 that the material evidence trace, which obtains equipment 10, the radiator 700
Be set to the inside of the shell 310, it is corresponding with 3121 position of thermovent and with the processor 340 be electrically connected.It should
Radiator 700 can be radiator fan, or other heat dissipation equipments, the present embodiment to this with no restriction.In order to enhance
The material evidence trace obtains the intelligence of equipment 10, and optionally, in the present embodiment, the material evidence trace obtains equipment 10 and further includes
Temperature sensor 800, the temperature sensor 800 are set to the inside of the shell 310 and connect with the processor 340,
The temperature sensor 800 be used for by the temperature value inside the collected shell 310 and be sent to the processor 340 with
Make the processor 340 control the radiator 700 when judgement show that the temperature value is greater than preset temperature threshold to open
For devices cooling and heat dissipations such as the illuminating device 320, detector 330, processors 340.
Optionally, in the present embodiment, the separating latent marks device further includes wireless communication device 900, the wireless communication
Device 900 is set to the inside of the shell 310 and is electrically connected with the processor 340.The wireless communication device 900 can
To be telecommunication may be implemented in WiFi communication circuit, GPRS/GSM dual-mode wireless communication circuit etc. circuit, with realize with
The telecommunication of criminal investigation system, the wireless communication device 900 are also possible to the short-range communications such as bluetooth transmission circuit
Circuit.
When the material evidence trace that personnel in charge of the case provides through this embodiment obtains the progress criminal investigation work of equipment 10, first will
The material evidence trace obtains equipment 10 and is placed in environment to be measured, opens the material evidence trace and obtains equipment 10 and by the display
350 display interface inputs detected rule, and the material evidence trace obtains equipment 10 and just detected automatically according to the detected rule.Example
Such as, the detected rule is circumferential visual angle by due east direction to due west direction, and upper downwards angle of visibility deviates 30 ° to lower by 30 ° of upper offset,
Adjusting the angle is 15 °, then the material evidence trace obtains equipment 10 after unlatching immediately by control first orientation control device 400
It is automatically adjusted to due east direction, is automatically adjusted at 30 ° of positions of upper offset, is started by controlling second orientation control device 500
The image picture of current visual angle is acquired, after acquisition is completed, is automatically adjusted to by control second orientation control device 500 upper inclined
It moves at 15 ° of positions, starts the image picture for acquiring current visual angle, after acquisition is completed, by controlling second orientation control device
500 are automatically adjusted to horizontal position, start the image picture for acquiring current visual angle, after acquisition is completed, pass through control second
Direction control device 500 is automatically adjusted at 15 ° of positions of lower offset, starts the image picture for acquiring current visual angle, and acquisition is completed
Later, it is automatically adjusted at 30 ° of positions of lower offset by controlling second orientation control device 500, due east direction is completed with regard to this
Image picture acquisition is then automatically adjusted to 15 ° of directions of thing by controlling first orientation control device 400, passes through control the
Two direction control devices 500 are automatically adjusted at 30 ° of positions of offset, and repeat abovementioned steps to complete 15 ° of directions of thing
Image picture acquisition, hereafter step repeats, until completing the image picture acquisition in due west direction, this embodiment is not repeated.
In conclusion material evidence trace provided in an embodiment of the present invention obtains equipment 10, pass through the shell 310 in host 300
Integrally disposed illuminating device 320, detector 330, processor 340 and display 350, wherein the illuminating device 320 is for sending out
To be irradiated in environment to be measured, the detector 330 is used to acquire under the light source irradiation of different-waveband the light source of different-waveband out
Environmental images picture to be measured is simultaneously sent to the processor 340, and the processor 340 is for controlling 320 He of illuminating device
The working condition of detector 330 is simultaneously analyzed and processed the image picture received, and the display 350 is for showing
The image picture, personnel in charge of the case can be completed environmental images picture collection to be measured by the host 300 and analyze processing
Overall process has biggish promotion compared to the prior art in terms of the convenience of operation.
Further, material evidence trace provided in an embodiment of the present invention obtains in equipment 10, and illuminating device 320 includes lamp source device
Part 321 and filter component 322, filter component 322 includes switching control 3221, and is connect with switching control 3221
Multiple filter 3222, switching control 3221 and processor 340 are electrically connected under the control action of processor 340
Switch the filter 3222 opposite with the illuminated area of lamp source device 321, so that illuminating device 320 issues the light of different-waveband
Source haves the characteristics that ingenious in design, simple for structure compared to the prior art.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects.It can be mechanical connection, be also possible to be electrically connected.It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.In addition, term " first ", " second " etc. are only used for distinguishing description, and should not be understood as indicating
Or imply relative importance.
In the description of the present invention, it is also necessary to explanation, the orientation or positional relationship of the instructions such as term "inner" and "outside"
For be based on the orientation or positional relationship shown in the drawings or the invention product using when the orientation usually put or position close
System, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
Specific orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of material evidence trace obtains equipment, which is characterized in that including support frame, it is set to the erecting bed of support frame as described above, with
And it is set to the host of the erecting bed, the host includes shell, illuminating device, detector, processor and display, described
Shell is set to the erecting bed and including opposite the first side wall and second sidewall, and the first side wall is provided with first window
With the second window, the illuminating device is set to the inside of the shell and illuminated area by the first window is exposed to outer ring
Border, the detector is set to the inside of the shell and camera by second window is exposed to external environment, the place
Reason device is set to the inside of the shell, and the display is set to the second sidewall；
The illuminating device, detector and display are electrically connected with the processor respectively, and the illuminating device is for issuing
For the light source of different-waveband to be irradiated in environment to be measured, the detector is used to acquire the ring to be measured under the light source irradiation of different-waveband
Border image picture is simultaneously sent to the processor, and the processor is used to control the working condition of the illuminating device and detector
And the image picture received is analyzed and processed, the display is for showing the image picture.
2. material evidence trace according to claim 1 obtains equipment, which is characterized in that the illuminating device includes lamp source device
With filter component, the filter component includes switching control, and the multiple colour filters connecting with the switching control
Mirror, the switching control and the processor are electrically connected to switch and the lamp under the control action of the processor
The opposite filter of the illuminated area of source device.
3. material evidence trace according to claim 2 obtains equipment, which is characterized in that the switching control includes first
Motor and the carrying axle for being set to the first motor shaft, the first motor and the processor are electrically connected, described more
Circumferentially distributed setting of a filter along the carrying axle and illuminated area towards the lamp source device.
4. material evidence trace according to claim 1 obtains equipment, which is characterized in that the material evidence trace obtains equipment and also wraps
First orientation control device is included, the first orientation control device is set to support frame as described above and connect with the erecting bed, institute
It states first orientation control device and the processor is electrically connected to change the installation under the control action of the processor
The relative positional relationship of platform and support frame as described above.
5. material evidence trace according to claim 1 obtains equipment, which is characterized in that the material evidence trace obtains equipment and also wraps
Second orientation control device is included, the second orientation control device is set to the erecting bed and connect with the shell, described
Second orientation control device and the processor be electrically connected with change under the control action of the processor shell with
The relative positional relationship of the erecting bed.
6. material evidence trace according to claim 1 obtains equipment, which is characterized in that the shell further includes bottom wall, described
For bottom wall between the first side wall and the second sidewall and close to the erecting bed, the bottom wall is provided with thermovent,
It further includes radiator that the material evidence trace, which obtains equipment, and the radiator is set to the inside of the shell, is dissipated with described
The position Re Kou is corresponding and is electrically connected with the processor.
7. material evidence trace according to claim 6 obtains equipment, which is characterized in that the material evidence trace obtains equipment and also wraps
Temperature sensor is included, the temperature sensor is set to the inside of the shell and is connected to the processor, and the temperature passes
Sensor is used to the temperature value of the collected enclosure interior being sent to the processor so that the processor is according to
Temperature value controls the working condition of the radiator.
8. material evidence trace according to claim 1 obtains equipment, which is characterized in that the material evidence trace obtains equipment and also wraps
Wireless communication device is included, the wireless communication device is set to the inside of the shell and is electrically connected with the processor.
9. material evidence trace according to claim 1 obtains equipment, which is characterized in that the material evidence trace obtains equipment and also wraps
Hinge assembly is included, the display is connect with the second sidewall by the hinge assembly so that the display can rotate
And adjust the angle between the second sidewall.
10. material evidence trace according to claim 1 obtains equipment, which is characterized in that support frame as described above includes pedestal and stands
Column, the column is automatically controlled telescopic mast and one end is set to the pedestal, and the other end is connect with the erecting bed.
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| CN201711195130.5A CN107920191B (en) | 2017-11-24 | 2017-11-24 | Material evidence trace obtains equipment |
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| CN107920191B true CN107920191B (en) | 2019-08-23 |
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| CN109639940A (en) * | 2018-12-10 | 2019-04-16 | 杭州衡利电子技术有限公司 | Camera and survey system for prospecting |
| CN110082988A (en) * | 2019-04-30 | 2019-08-02 | 重庆盾银科技有限公司 | Hand-held evidence-obtaining system and its evidence collecting method for trace evidence evidence obtaining |
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| CN104574350A (en) * | 2013-10-21 | 2015-04-29 | 林宗翰 | Three-dimensional data acquisition method and system thereof |
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| CN103837509A (en) * | 2012-11-23 | 2014-06-04 | 承奕科技股份有限公司 | Time difference type light source apparatus for fluorescence detection, image capture system and capture method |
| CN104574350A (en) * | 2013-10-21 | 2015-04-29 | 林宗翰 | Three-dimensional data acquisition method and system thereof |
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