CN107920191A - Material evidence trace obtains equipment - Google Patents
Material evidence trace obtains equipment Download PDFInfo
- Publication number
- CN107920191A CN107920191A CN201711195130.5A CN201711195130A CN107920191A CN 107920191 A CN107920191 A CN 107920191A CN 201711195130 A CN201711195130 A CN 201711195130A CN 107920191 A CN107920191 A CN 107920191A
- Authority
- CN
- China
- Prior art keywords
- processor
- material evidence
- obtains equipment
- housing
- evidence trace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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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 field, and equipment is obtained in particular to a kind of material evidence trace.The material evidence trace, which obtains equipment, includes supporting rack, it is arranged at the erecting bed of support frame as described above, and it is arranged at the host of the erecting bed, the host includes housing, 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 send the light source of different-waveband to be irradiated in environment to be measured, the detector is used to gather the environmental images picture to be measured under the light source irradiation of different-waveband and sends to the processor, the processor is used to control the working status of the illuminating device and detector and dock the received image picture to be analyzed and processed, the display is used to show the image picture.Compared to the prior art, the material evidence trace obtains equipment larger lifting in terms of the convenience of operation.
Description
Technical field
The present invention relates to criminal investigation technical field, and equipment is obtained in particular to a kind of material evidence trace.
Background technology
, it is necessary to carry out site inspection and evidence obtaining to various traces in criminal investigation work.It was found that and extraction trace evidence
When used physics and chemical method material evidence can be polluted or destroyed in itself mostly, utilize various optical instruments in recent years
The mode of extraction trace evidence is also progressively 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, makes different trace evidences occur under special wavelength light irradiation
Response, easy to 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 such as tests at the field.Good material evidence photograph light-source system is for solving to leave the extraction of trace evidence on potential and difficult object
Also there is very important value with preserving, from the light distribution photograph of visible ray, colour photography, Polarization photography, to 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.
At present, 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 renewal of equipment to the property of light-source system
The requirement of higher can be it is also proposed, therefore accuracy existing for existing criminal technique light-source system equipment is low, volume is big, practicality
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 option demand, the light extraction that can not meet light
The shortcomings of efficiency is low, the observability of excitation fluorescence is weaker, short life, big caloric value, and due to existing criminal technique light
Source system structure is complicated, so often arranging complex installation process, causes great puzzlement to basic unit personnel in charge of the case, influences punishment
Thing investigation efficiency.
The content of the invention
In view of this, it is an object of the invention to provide a kind of material evidence trace to obtain equipment, to solve the above problems.
An embodiment of the present invention provides a kind of material evidence trace to obtain equipment, including supporting rack, is arranged at support frame as described above
Erecting bed, and the host of the erecting bed is arranged at, the host includes housing, illuminating device, detector, processor and shows
Show device, the housing is arranged at the erecting bed and is set including opposite the first side wall and second sidewall, the first side wall
There are first window and the second window, the illuminating device is arranged at the inside of the housing and illuminated area passes through the first window
External environment is exposed to, the detector is arranged at the inside of the housing and camera is exposed to outer shroud by second window
Border, the processor are arranged at the inside of the housing, and the display is arranged at 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 sent to be irradiated in environment to be measured, the detector under gathering the light source irradiation of different-waveband for treating
Survey environmental images picture and send to the processor, the processor is used for the work for controlling the illuminating device and detector
State is simultaneously docked the received image picture and is analyzed and processed, and the display is used to show 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 being connected with the switching control, the switching control and the processor are electrical
Connection is with the filter opposite with the illuminated area of the lamp source device of the switching under the control action of the processor.
Further, the switching control includes the first motor and is arranged at the carrying of first machine shaft
Axis, first motor are electrically connected with the processor, circumferentially distributed setting of the multiple filter along the carrying axle
And towards the illuminated area of the lamp source device.
Further, the material evidence trace obtains equipment and further includes first orientation control device, the first orientation control
Device is arranged at support frame as described above and is connected with the erecting bed, and the first orientation control device electrically connects with the processor
Connect to change the relative position relation of the erecting bed and support frame as described above under the control action of the processor.
Further, the material evidence trace obtains equipment and further includes second orientation control device, the second orientation control
Device is arranged at the erecting bed and is connected with the housing, and the second orientation control device is electrically connected with the processor
To change the relative position relation of the housing and the erecting bed under the control action of the processor.Further, institute
State housing and further include 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 the material evidence trace obtains equipment and further includes radiator, and the radiator is arranged at institute
The inside of housing is stated, is electrically connected with the thermovent position correspondence and with the processor.
Further, the material evidence trace obtains equipment and further includes temperature sensor, and the temperature sensor is arranged at institute
State the inside of housing and be connected with the processor, the temperature sensor is used for the temperature for the enclosure interior that will be collected
It is worth and sends to the processor so that the processor controls the working status of the radiator according to the temperature value.
Further, the separating latent marks device further includes radio communication device, and the radio communication device is arranged at institute
State the inside of housing and be electrically connected with the processor.
Further, the material evidence trace obtains equipment and further includes hinge assembly, and the display passes through the 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 base and column, and the column is arranged at institute for automatically controlled telescopic mast and one end
Base is stated, the other end is connected with the erecting bed.
Material evidence trace provided in an embodiment of the present invention obtains equipment, by the integrally disposed illuminating device of housing in host,
Detector, processor and display, wherein, the illuminating device is used to send the light source of different-waveband to be irradiated in ring to be measured
Border, the detector are used to gather the environmental images picture to be measured under the light source irradiation of different-waveband and send to the processing
Device, the processor be used for control the illuminating device and detector working status and dock the received image picture into
Row analyzing and processing, the display are used to show the image picture, and personnel in charge of the case can complete ring to be measured by the host
Border image picture collection and the overall process of analyzing and processing, compared to the prior art, have larger in terms of the convenience of operation
Lifting.
Further, material evidence trace provided in an embodiment of the present invention is obtained in equipment, illuminating device include lamp source device and
Filter component, filter component include switching control, and the multiple filter being connected with switching control, switching control
Device is electrically connected to switch the filter opposite with the illuminated area of lamp source device under the control action of processor with processor,
So that illuminating device sends the light source of different-waveband, compared to the prior art, there are spy ingenious in design, simple for structure
Point.
Brief description of the drawings
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 will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, 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 structure diagram that a kind of material evidence trace provided in an embodiment of the present invention obtains equipment.
Fig. 2 is the structure 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 structure diagram for another state that material evidence trace shown in Fig. 1 obtains equipment.
Fig. 5 is a kind of structure diagram of illuminating device provided in an embodiment of the present invention.
Fig. 6 is the structure diagram at another visual angle of illuminating device shown in Fig. 5.
Fig. 7 is the partial enlarged view at A positions in Fig. 4.
Icon：10- material evidences trace obtains equipment；100- supporting racks；110- bases；120- columns；200- erecting beds；210-
Bottom plate；The first supporting parts of 220-；The second supporting parts of 230-；300- hosts；310- housings；311- roofs；312- bottom walls；3121-
Thermovent；313- the first side walls；314- second sidewalls；The 3rd side walls of 315-；The 4th side walls of 316-；320- illuminating devices；321-
Lamp source device；322- filter components；3221- switching controls；3222- filter；330- detectors；340- processors；
350- displays；400- first orientation control devices；500- second orientation control devices；600- hinge assemblies；610- sleeves；
620- shafts；700- radiators；800- temperature sensors；900- radio communication devices.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes.Obviously, described embodiment is only part of the embodiment 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 designed with a variety of configurations.Cause
This, the detailed description of the embodiment of the present invention to providing in the accompanying drawings is not intended to limit claimed invention below
Scope, but it is merely representative of the selected embodiment of the present invention.Based on the embodiment of the present invention, those skilled in the art are not doing
Go out all other embodiments obtained on the premise of creative work, belong to the scope of protection of the invention.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
Please refer to Fig.1, Fig. 2 and Fig. 3, an embodiment of the present invention provides a kind of material evidence trace to obtain equipment 10, the material evidence
Trace, which obtains equipment 10, includes supporting rack 100, is arranged at the erecting bed 200 of support frame as described above 100, and be arranged at the installation
The host 300 of platform 200.The host 300 includes housing 310, and is arranged at the illuminating device 320 of the housing 310, detection
Device 330, processor 340 and display 350, the housing 310 are arranged at 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 send the light source of different-waveband to be irradiated in environment to be measured, and the detector 330 is used to gather not
With the environmental images picture to be measured under the light source irradiation of wave band and send to the processor 340, the processor 340 is used to control
Make the working status of the illuminating device 320 and detector 330 and dock the received image picture and analyzed and processed, institute
Display 350 is stated to be used to show the image picture.
Alternatively, in the present embodiment, support frame as described above 100 includes base 110 and column 120, and the column 120 is automatically controlled
Telescopic mast and one end are arranged at the base 110, and the other end is connected with the erecting bed 200.The elevating control of the column 120
Device is electrically connected the elevating control sent to receive the processor 340 with the processor 340 and instructs, and according to the lifting
Control instruction is raised and lowered.Optionally, in addition, in the present embodiment, the base 110 is internally provided with accommodating space and is provided with
The charge port of external environment is extended to by the accommodating space.The material evidence trace acquisition equipment 10 further includes chargeable power supply and sets
Standby, which is arranged at the accommodating space and the charging interface of the power-supply device and the charge port position correspondence are 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 supporting part 220 and the second support
Portion 230,220 and second supporting part 230 of the first supporting part are oppositely arranged and are located at the both ends of the bottom plate 210 respectively.Institute
The top that bottom plate 210 is arranged at support frame as described above 100 is stated, namely the bottom plate 210 is arranged at the remote described of the column 120
One end of base 110.
Alternatively, in the present embodiment, the material evidence trace obtains equipment 10 and further includes first orientation control device 400, institute
First orientation control device 400 is stated to be arranged at support frame as described above 100 and be connected with the erecting bed 200, the first orientation control
Device 400 processed is electrically connected to change the erecting bed under the control action of the processor 340 with the processor 340
200 with the relative position relation 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 of the remote base 110 of the column 120 and is connected with the bottom plate 210.As a kind of mode, institute
It can be the second motor to state first orientation control device 400, and second motor is arranged at the remote bottom of the column 120
Seat 110 one end and the shaft 620 of second motor be connected with the bottom plate 210, it is to be understood that second motor
Shaft 620 can be connected by connectors such as shaft couplings with the bottom plate 210, the present embodiment is not restricted this.Further
Ground, second motor are electrically connected with the processor 340 to cause shaft under the control action of the processor 340
620 rotate, so that driving the bottom plate 210 axis centered on support frame as described above 100 to rotate and then change is arranged at the installation
Detector 330 gathers the circumferential visual angle of image picture in the host 300 of platform 200.
In the present embodiment, the housing 310 of the host 300 is rectangular housing 310, including roof 311, bottom wall 312, and
Enclose arranged on the first side wall 313, second sidewall 314, the 3rd side wall 315 and the 4th side wall between the roof 311 and bottom wall 312
316, wherein, the first side wall 313 is opposite with the second sidewall 314, the 3rd side wall 315 and the 4th side wall
316 is opposite.In the present embodiment, the 3rd side wall 315 is arranged at first supporting part 220, and the 4th side wall 316 is set
In second supporting part 230 the housing 310 is arranged at the erecting bed 200.
Alternatively, in the present embodiment, the material evidence trace obtains equipment 10 and further includes second orientation control device 500, institute
State second orientation control device 500 to be arranged at the erecting bed 200 and be connected with the housing 310, the second orientation control
Device 500 and the processor 340 be electrically connected with change under the control action of the processor 340 housing 310 with
The relative position relation 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 3rd side wall 315 and the first supporting part 220, and the 4th side wall 316 and the second supporting part
230.As a kind of mode, the second orientation control device 500 can be the 3rd motor, in the present embodiment, wherein one
A 3rd motor is arranged at first supporting part 220 and the shaft 620 of the 3rd motor connects with the 3rd side wall 315
Connect, it is to be understood that the shaft 620 of the 3rd motor can be connected by the connectors such as shaft coupling and the 3rd side wall 315
Connect, the present embodiment is not restricted this, another described 3rd motor is arranged at second supporting part 230 and the 3rd motor
Shaft 620 be connected with the 4th side wall 316, it is to be understood that the shaft 620 of the 3rd motor can pass through shaft coupling
It is connected Deng connector with the 4th side wall 316, the present embodiment is not restricted this.Further, in the present embodiment, two institutes
The 3rd motor is stated to be electrically connected with the processor 340 respectively to cause shaft 620 under the control action of the processor 340
Rotate, so as to drive the housing 310 connecting line centered on two second orientation control devices 500 to rotate and then change
Detector 330 gathers the upper downwards angle of visibility of image picture in the host 300.
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 arranged at institute
State the inside of housing 310 and illuminated area is exposed to external environment by the first window.In the present embodiment, the illuminating device
320 include lamp source device 321 and filter component 322, and the filter component 322 includes switching control 3221, and with institute
State multiple filter 3222 of the connection of switching control 3221, the switching control 3221 and the electricity of processor 340
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 a kind of embodiment, the switching control 3221 includes the first motor and is arranged at first motor turn
The carrying axle of axis 620, the multiple filter 3222 along the carrying axle circumferentially distributed setting and towards the lamp source device
321 illuminated area.Alternatively, in the present embodiment, the multiple filter 3222 includes being used for the first filter for filtering out ultraviolet source
Look mirror, the second filter for filtering out purple light source, blue-light source the 3rd filter, for filter out green light source the 4th
Filter, the 5th filter for filtering out red light source, and for filtering out the 6th filter of infrared light supply.Described first
Filter, the second filter, the 3rd filter, the 4th filter, the 5th filter and the 6th filter are in a manner of circumference array
The side face of the carrying axle is arranged at, the angle of adjacent two 3222 center lines of filter is 60 °, thus, by controlling
The i.e. changeable switching of the carrying axle rotation filter 3222 opposite with the illuminated area of the lamp source device 321 is stated, so as to control institute
State the light source that illuminating device 320 sends different-waveband.
The first side wall 313 is additionally provided with the second window, and the detector 330 is arranged at the inside of the housing 310
And camera is exposed to external environment by second window, the processor 340 is arranged at the inside of the housing 310, institute
State display 350 and be arranged at the second sidewall 314, in the present embodiment, the display 350 is touch-sensitive display 350.
Incorporated by reference to Fig. 7, observed for the ease of personnel in charge of the case, alternatively, in the present embodiment, the material evidence trace obtains equipment
10 further include hinge assembly 600, the display 350 be connected 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 handing-over component includes sleeve
610 and shaft 620, the sleeve 610 be arranged at the position of the remote bottom wall 312 of the second sidewall 314, preferably
Ground, the sleeve 610 are arranged at the junction of the second sidewall 314 and the roof 311.Further, the shaft 620
It is arranged at the inside of the sleeve 610 and 610 inner rotation of sleeve, the display 350 can be acted on by external force
The shaft 620 is fixed on, specifically, the display 350 can be fixed on the both ends of the shaft 620.
In order to ensure that the service life of the material evidence trace acquisition equipment 10 is permanent, alternatively, in the present embodiment, the bottom
Wall 312 is provided with thermovent 3121, and the material evidence trace obtains equipment 10 and further includes radiator 700, the radiator 700
The inside of the housing 310 is arranged at, is electrically connected with 3121 position correspondence of thermovent and with the processor 340.Should
Radiator 700 can be radiator fan, or other heat dissipation equipments, the present embodiment are not restricted this.In order to strengthen
The material evidence trace obtains the intelligent of equipment 10, and alternatively, in the present embodiment, the material evidence trace obtains equipment 10 and further includes
Temperature sensor 800, the temperature sensor 800 are arranged at the inside of the housing 310 and are connected with the processor 340,
The temperature sensor 800 be used for the temperature value inside the housing 310 that will collect and transmission to the processor 340 with
The processor 340 is set to control the radiator 700 to open when judging and showing that the temperature value is more than preset temperature threshold value
For device cooling and heat dissipations such as the illuminating device 320, detector 330, processors 340.
Alternatively, in the present embodiment, the separating latent marks device further includes radio communication device 900, the wireless communication
Device 900 is arranged at the inside of the housing 310 and is electrically connected with the processor 340.The radio communication device 900 can
To be circuit that WiFi communication circuit, GPRS/GSM dual-mode wireless communication circuits etc. can realize telecommunication, with realize with
The telecommunication of criminal investigation system, the radio communication device 900 can also be 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 positioned over environment to be measured, opens the material evidence trace and obtains equipment 10 and by the display
350 display interface input detected rule, the material evidence trace obtain equipment 10 and are just detected automatically according to the detected rule.Example
Such as, the detected rule is that circumferential visual angle deviates 30 ° by upper 30 ° of offset by due east direction to due west direction, upper downwards angle of visibility to lower,
Adjust the angle as 15 °, then the material evidence trace obtains equipment 10 after unlatching immediately by controlling first orientation control device 400
Due east direction is automatically adjusted to, by controlling second orientation control device 500 to be automatically adjusted at 30 ° of positions of upper offset, is started
The image picture of current visual angle is gathered, it is upper inclined by controlling second orientation control device 500 to be automatically adjusted to after collection is completed
Move at 15 ° of positions, start to gather the image picture of current visual angle, after collection is completed, by controlling second orientation control device
500 are automatically adjusted to horizontal position, start to gather the image picture of current visual angle, after collection is completed, pass through control second
Direction control device 500 is automatically adjusted at 15 ° of positions of lower offset, starts to gather the image picture of current visual angle, collection is completed
Afterwards, by controlling second orientation control device 500 to be automatically adjusted at 30 ° of positions of lower offset, with regard to this completion due east direction
Image picture gathers, and then, by controlling first orientation control device 400 to be automatically adjusted to 15 ° of directions of thing, 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 gathers, and hereafter step repeats, until completing the image picture collection in due west direction, the present embodiment repeats no more.
In conclusion material evidence trace provided in an embodiment of the present invention obtains equipment 10, pass through the housing 310 in host 300
Integrally disposed illuminating device 320, detector 330, processor 340 and display 350, wherein, the illuminating device 320 is used to send out
Go out the light source of different-waveband to be irradiated in environment to be measured, under light source irradiation of the detector 330 for gathering different-waveband
Environmental images picture to be measured is simultaneously sent to the processor 340, and the processor 340 is used to control 320 He of illuminating device
The working status of detector 330 is simultaneously docked the received image picture and is analyzed and processed, and the display 350 is used to show
The image picture, personnel in charge of the case can complete environmental images picture collection to be measured and analyzing and processing by the host 300
Overall process, compared to the prior art, there is larger lifting in terms of the convenience of operation.
Further, material evidence trace provided in an embodiment of the present invention is obtained 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 connected with switching control 3221
Multiple filter 3222, switching control 3221 and processor 340 are electrically connected with the control action of processor 340
The switching filter 3222 opposite with the illuminated area of lamp source device 321, so that illuminating device 320 sends the light of different-waveband
Source, compared to the prior art, there are the characteristics of ingenious in design, simple for structure.
In the description of the present invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect.Can mechanically connect or be electrically connected.It can be directly connected, can also be indirectly connected by intermediary, 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 it is not intended that instruction
Or imply relative importance.
In the description of the present invention, it is also necessary to explanation, the orientation or position relationship of the instruction such as term " interior " and " outer "
For based on orientation shown in the drawings or position relationship, or the invention product using when the orientation usually put or position close
System, is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, for the skill of this area
For art personnel, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, 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, it is characterised in that including supporting rack, the erecting bed of support frame as described above is arranged at, with
And the host of the erecting bed is arranged at, the host includes housing, illuminating device, detector, processor and display, described
Housing is arranged at the erecting bed and opposite the first side wall and second sidewall, the first side wall is provided with first window
With the second window, the illuminating device is arranged at the inside of the housing and illuminated area is exposed to outer shroud by the first window
Border, the detector is arranged at the inside of the housing and camera is exposed to external environment, the place by second window
Reason device is arranged at the inside of the housing, and the display is arranged at the second sidewall；
The illuminating device, detector and display are electrically connected with the processor respectively, and the illuminating device is used to send
For the light source of different-waveband to be irradiated in environment to be measured, the detector is used to gather 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 for the working status for controlling the illuminating device and detector
And dock the received image picture and analyzed and processed, the display is used to show the image picture.
2. material evidence trace according to claim 1 obtains equipment, it is characterised in that the illuminating device includes lamp source device
With filter component, the filter component includes switching control, and the multiple colour filters being connected with the switching control
Mirror, the switching control are electrically connected with the processor 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, it is characterised in that the switching control includes first
Motor and the carrying axle for being arranged at first machine shaft, first motor is electrically connected with the processor, described more
A filter along the carrying axle circumferentially distributed setting and towards the illuminated area of the lamp source device.
4. material evidence trace according to claim 1 obtains equipment, it is characterised in that the material evidence trace obtains equipment and also wraps
First orientation control device is included, the first orientation control device is arranged at support frame as described above and is connected with the erecting bed, institute
First orientation control device is stated to be electrically connected with the processor to change the installation under the control action of the processor
The relative position relation of platform and support frame as described above.
5. material evidence trace according to claim 1 obtains equipment, it is characterised in that the material evidence trace obtains equipment and also wraps
Second orientation control device is included, the second orientation control device is arranged at the erecting bed and is connected with the housing, described
Second orientation control device and the processor be electrically connected with change under the control action of the processor housing with
The relative position relation of the erecting bed.
6. material evidence trace according to claim 1 obtains equipment, it is characterised in that the housing further includes bottom wall, described
Bottom wall is provided with thermovent between the first side wall and the second sidewall and close to the erecting bed, the bottom wall,
The material evidence trace obtains equipment and further includes radiator, and the radiator is arranged at the inside of the housing, is dissipated with described
Hot mouth position correspondence and with the processor be electrically connected.
7. material evidence trace according to claim 6 obtains equipment, it is characterised in that the material evidence trace obtains equipment and also wraps
Temperature sensor is included, the temperature sensor is arranged at the inside of the housing and is connected with the processor, and the temperature passes
The temperature value for the enclosure interior that sensor is used to collect simultaneously is sent to the processor so that the processor is according to institute
State the working status that temperature value controls the radiator.
8. material evidence trace according to claim 1 obtains equipment, it is characterised in that the separating latent marks device further includes nothing
Line communicator, the radio communication device are arranged at the inside of the housing and are electrically connected with the processor.
9. material evidence trace according to claim 1 obtains equipment, it is characterised in that the material evidence trace obtains equipment and also wraps
Hinge assembly is included, the display is connected so that the display can be rotated by the hinge assembly with the second sidewall
And adjust the angle between the second sidewall.
10. material evidence trace according to claim 1 obtains equipment, it is characterised in that support frame as described above includes base and stands
Column, the column are arranged at the base for automatically controlled telescopic mast and one end, and the other end is connected 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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| 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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| CN107920191B (en) | 2019-08-23 |
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