CN206805108U - The projector device of recognition efficiency is improved in a kind of judicial evidence system - Google Patents
The projector device of recognition efficiency is improved in a kind of judicial evidence system Download PDFInfo
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- CN206805108U CN206805108U CN201720670237.XU CN201720670237U CN206805108U CN 206805108 U CN206805108 U CN 206805108U CN 201720670237 U CN201720670237 U CN 201720670237U CN 206805108 U CN206805108 U CN 206805108U
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Abstract
The utility model provides the projector device that recognition efficiency is improved in a kind of judicial evidence system, belongs to judicial evidence marker field.The utility model includes housing, main control module, display module, projection module, power module, the power switch being arranged on housing, setting button and the light hole being arranged in housing, the main control module is connected with display module, projection module, power module and setting button respectively, the power switch is connected with power module, the content that the main control module can show display module, projected by projection module from light hole.The beneficial effects of the utility model are：It is simple in construction, it is convenient and practical；When investigating and collecting evidence, unique identification coding can be projected to each material evidence, it is and associated with evidence, be advantageous to information gathering, material evidence is traced to the source and the field assay in big data epoch, case string and is waited.
Description
Technical field
It the utility model is related in judicial evidence marker field, more particularly to a kind of judicial evidence system and improve recognition efficiency
Projector device.
Background technology
All kinds of material evidences can be extracted in site inspection, takes pictures fixed for each material evidence and to mark Chinese character title is judicial card
According to element task.Usual way is to be placed on material evidence periphery using the plastics Sign Board being ready for be taken pictures, or even is not had
There is any mark, simply carrying out detailed catalogue to material evidence takes pictures.It can so cause there is no enough distinguish when handling a large amount of detailed catalogue photos
Knowledge and magnanimity are easily chaotic；When describing the material evidence, textual representation extract part and feature etc. can only be used, it is not enough succinctly, easily heavy
It is multiple；Destoryed the scene when placing Sign Board, easily cause secondary interference.These problems are in the big data epoch, it appears and it is especially prominent,
Site inspection mechanism is even tied down in a way.
Evidence at the scene does not have unique identiflication number when being found, and is each numbered into during laboratory afterwards, such as
Same part cigarette end material evidence, it is a kind of numbering in DNA databases, is a kind of different volumes in fingerprint automation recognition searching system
Number, identifying in quality control system and be another numbering etc..Same material evidence does not associate between links,
There is the complicated feature of redundancy in statement, cause that efficient contact can not be established each other, turn into information acnode.Material evidence is each
A variety of form of presentations in individual system, for information gathering, material evidence traces to the source and field assay string and waits work to bring difficulty.
From scene of a crime to court, material evidence carries many information such as personnel, time, place.Association day between material evidence
Beneficial complicated, being continuing with present word description evidence at the scene mode can cause efficiency of information low, only be live thing
Card marks unique identity characteristic and is only the artis solved the problems, such as.
Utility model content
To solve the problems of the prior art, the utility model, which provides, improves recognition efficiency in a kind of judicial evidence system
Projector device, unique Digital ID is easily marked automatically for evidence at the scene, improves the material evidence efficiency of management.
The utility model includes housing, be arranged on main control module in housing, display module, projection module, power module,
Be arranged on power switch on housing, button and light hole be set, the main control module respectively with display module, projection module,
Power module is connected with setting button, and the power switch is connected with power module, and the main control module can be by display module
The content of display, projected by projection module from light hole.
The utility model is further improved, and the main control module includes processor and the projection being connected respectively with processor
Control unit, display control unit, clock unit and default unit.
The utility model is further improved, and is additionally provided with positioning button on the housing, the main control module also include with
The connected positioning unit of processor, the positioning button are connected with positioning unit.
The utility model is further improved, and the positioning button and setting button are the lower embedding type not higher than surface of shell
Button.
The utility model is further improved, and the main control module also includes the wireless telecommunications list to be communicated with other equipment
Member.
The utility model is further improved, and the display module is LCD light-passing boards, and the LCD light-passing boards pass through support
It is fixed on inside the projector device.
The utility model is further improved, the projection module include be coaxially disposed light source, the first convex lens, second
Convex lens, the 3rd convex lens and the 4th convex lens, the light source, the first convex lens, the second convex lens and the 3rd convex lens are successively
The side of LCD light-passing boards is arranged on, the 3rd convex lens are oppositely arranged close to one end of LCD light-passing boards, and the described 4th is convex
Lens are arranged at LCD light-passing board other side light holes.
The utility model is further improved, and the LCD light-passing boards single file or two rows are shown, the light hole is flat mouth
Formula light hole or square light hole.
The utility model is further improved, and the housing generally lip pencil, the housing is provided with front-end and back-end, institute
State the 4th convex lens and light hole is arranged on the front end of the housing, main control module and display module are fixed on the housing rear end
Interior, the distance of the 4th convex lens and display module can be adjusted by the front and rear end junction of housing.
The utility model is further improved, and is additionally provided with the projector device for fixing the projector device
Fixing device.
Compared with prior art, the beneficial effects of the utility model are：It is simple in construction, easy to operate and very useful；
When investigating and collecting evidence, unique identification coding can be projected to each material evidence, and it is associated with evidence, when using evidence in the later stage,
Perfect, effective chain of evidence and legal activities collection can be formed around the material evidence, be advantageous to information gathering, material evidence is traced to the source and
The field assay in big data epoch, merit string simultaneously wait.
Brief description of the drawings
Fig. 1 is the example structure schematic diagram of the utility model projector device one；
Fig. 2 is light hole structural representation；
Fig. 3 is circuit module schematic diagram；
Fig. 4 is a kind of display schematic diagram of LCD light-passing boards in the projector device；
Fig. 5 is LCD light-passing board another kind display schematic diagrams in the projector device；
Fig. 6 is the Digital ID schematic diagram of instruction with the arrow.
Embodiment
The utility model is described in further details with reference to the accompanying drawings and examples.
As shown in Figure 1-Figure 3, the utility model includes housing, is arranged on main control module 2 in housing, display module, throwing
Shadow module, power module, the power switch 1 being arranged on housing, setting button 4, positioning button 3 and light hole 14, the master
Control module 2 is connected with display module, projection module, power module and setting button 3, positioning button 3 respectively, the power switch
1 is connected with power module, the content that the main control module can show display module, is thrown by projection module from light hole 14
Shadow comes out.The display module of this example is LCD light-passing boards 9, and the LCD light-passing boards 9 are fixed on the projector device by support
It is internal.
The positioning button 3 and setting button 4 of this example are the lower embedding type button not higher than surface of shell, when usually operating,
It is not easy by it is possible to prevente effectively from maloperation.
Handled a case because outgoing, various atrocious weathers and scene inevitably occur, in order to prevent water inlet of light hole 14 etc.
The circuit board of inside is burnt, or display module enters the influences such as dust and shown, the outside of light hole 14 of this example is additionally provided with printing opacity guarantor
Backplate 8.
The main control module 2 of this example includes processor and the projection control unit being connected respectively with processor, display control list
Member, clock unit, default unit and positioning unit.Wherein, the processor can obtain the clock data of clock unit, and will
The data that default unit is set are sent to display control unit by combination, and display control unit exports to be shown to LCD light-passing boards.
In addition, the preset data of this example can not have to set data by default unit, it is only necessary to click on positioning button, processor obtains
Current positional information, is then converted to data code.Operate simpler.
Certainly, the main control module 2 can also include the radio communication unit to be communicated with other equipment, new by this practicality
Type communicates with responding command centre, command centre is obtained the information such as responding personnel positions, evidence coding in time.
As shown in figure 4, as one embodiment of the present utility model, the content of the display of LCD light-passing boards 9 of this example is by two
It is grouped into, Part I is responding unit encoding, and by setting button to preset, another part is time encoding, automatic raw
Into.The specific coding rule of Part I is as follows：First six digits encode for province, city and region, for example Shenzhen City, Guangdong Province Nanshan District is
Sending for 440305,7-8 Wei06Wei Gai area is coded, and 9-10 positions 18 are team's coding, for example, local local police station send it is more
To different places, it is material evidence which team's responding is taken back that this two digits, which can be distinguished effectively, for individual team.This is general
Coding, Part I can be set in advance before responding, very convenient.
The coding rule of Part II is：First six digits 170523 are the date, represent on May 23rd, 2017,7-12 positions
224819 be Hour Minute Second, and 48 divide 19 seconds when representing 22, and last position 6 is hundred Milliseconds, because the time is dynamic change, extract
During card, the time taken pictures every time is different, even if operation is quickly, Hour Minute Second is identical, but hundred milliseconds of positions below are also impossible to phase
Together.Thereby it is ensured that the numbering of each material evidence is all unique.
Corresponding, this example numeral up to twenties, for the display become apparent from, the LCD light-passing boards 9 of this example are
Two rows show that Part I is shown in the first row, and the second part is shown in the second row.The light hole 14 of this example can be set
For flat mouth formula light hole.
As shown in figure 5, as another embodiment of the present utility model, in order that numbering is easy, shorten number of words, display is more
It is clear to add, and this example can number all local police station operators, and Part I is be arranged on the upper right corner of LCD light-passing boards 9 two
Position, this two representative be operator numbering.The row of Part II two shows that six 170523 are date codes on the left of the first row,
The first six digits 224819 of second row are time encoding, and the 7th 6 is that hundred Milliseconds encode.Because number of words is less, now, light hole 14
It could be arranged to the shape such as square, oval.
Certainly, the content of the projector device projection of this example can be that a line is shown, or two rows or more multirow
Display.
The projection module of this example include be coaxially disposed light source 13, the first convex lens 12, the second convex lens 11, the 3rd convex lens
The convex lens 6 of mirror 10 and the 4th, the light source 13, the first convex lens 12, the second convex lens 12 and the 3rd convex lens 11 pass through first
Support 5 is successively set on the side of LCD light-passing boards 9, and the 3rd convex lens 11 are oppositely arranged close to the one of LCD light-passing boards 9
End, the 4th convex lens 6 are arranged at the other side light hole 14 of LCD light-passing boards 9 by the second lens 7.
When processor sends display content to display control unit, while projection control unit is outputed signal to, projected
The light source 13 of control unit control projection module is opened, and then by the first convex lens 12, the optically focused of the second convex lens 11, then is led to
The even light action of the 3rd convex lens 10 is crossed, the light beam of light source 13 is all projected on LCD light-passing boards 9, the printing opacity of LCD light-passing boards 9
Place light can be made to project the 4th convex lens 6, and projected away by light hole 14；LCD light-passing boards 9 are lighttightly
Fang Guangyuan 13 light is blocked, and can not be projected away.So, the content cast out is the interior of the display of LCD light-passing boards 9
Hold.
Encoded content is projected by material evidence, and taken pictures together with material evidence, material evidence is formed unique association with the coding, and
The unique encodings are used in each judicial activity.
As shown in fig. 6, as one embodiment, second unit responding on June 2nd, 2017 group in the process of taking pictures
In, it is possible to occur multiple material evidences, such as footprint, cutter and cigarette end in figure in camera lens, possibly can not differentiate the coding
Which material evidence represented, in order to avoid it is such a the occurrence of, this example can set four direction button up and down on housing,
It is connected with the main control module 2, the four direction button is able to show in coding surrounding four direction, in projection,
If material evidence on the left side of coding, can press left direction button, together with left index line and coding simultaneously on LCD light-passing boards 9
Display.
The projection module of this example can also be the optics display module for being arranged on enclosure interior, such as the optics on projecting apparatus
Display module, the display module of this example are arranged on housing, are used for default display, only need to be pressed power switch 1, you can will
The controller content to be shown directly is cast out.The advantage of this structure is：It colored can show, and change background and display face
Color, such as, when being incident upon on the light object such as white wall, black background is could be arranged to, white number is shown.And if thrown
To penetrate when on dark floor, white background can be set to, black numbers are shown, definition is more preferable, and drop shadow effect is more preferable,
This example only sets two kinds of display patterns, i.e. white gravoply, with black engraved characters and black matrix wrongly written or mispronounced character, and mode tuning is integrated on power switch 1, when
Power switch 1 is pressed for the first time, is shown as default form, such as white gravoply, with black engraved characters；When pressing power switch 1 for the second time, switching is aobvious
Show pattern, be black matrix wrongly written or mispronounced character.
The housing of this example could be arranged to square, cylindrical etc., preferably generally long tubular lip pencil, easy to carry, power supply
Switch is arranged on written position, and light hole is arranged on nose position, and the housing includes the front-end and back-end being connected with each other, institute
State the 4th convex lens 6 and light hole 14 is arranged on the front end of the housing, main control module 2 and display module 9 are fixed on the shell
In body rear end, the distance of the 4th convex lens 6 and display module 9 can be adjusted by the front and rear end junction of housing,
So as to be focused to the projection module.For example front-end and back-end are when being connected through a screw thread, pass through and rotate regulation both distances.
Because operator is needed after being projected by material evidence, to be taken pictures together with material evidence and projection numbering, fixed evidence, but
It is to hold projector device while take pictures very inconvenient, therefore, is additionally provided with the projector device for fixing the throwing
The fixing device of shadow device device.The fixing device can be used for by projector device be fixed on, on hand or on camera
Etc..
It is of the present utility model simple in construction, it is convenient and practical, efficiently solve current material evidence managerial confusion, coding is not united
First, immemorial problem；When investigating and collecting evidence, unique identification coding can be projected to each material evidence, and it is associated with evidence,
When using evidence in the later stage, perfect, effective chain of evidence and legal activities collection can be formed around the material evidence, be advantageous to information
Collection, material evidence is traced to the source and the field assay in big data epoch, case string and waits.
Embodiment described above is better embodiment of the present utility model, and it is new not to limit this practicality with this
The specific implementation scope of type, the scope of the utility model includes being not limited to present embodiment, all according to the utility model
The equivalence changes made are in the scope of protection of the utility model.
Claims (10)
1. the projector device of recognition efficiency is improved in a kind of judicial evidence system, it is characterised in that：Including housing, shell is arranged on
Internal main control module, display module, projection module, power module, the power switch being arranged on housing, button is set and gone out
Unthreaded hole, the main control module are connected with display module, projection module, power module and setting button respectively, the power switch
It is connected with power module, the content that the main control module can show display module, is projected by projection module from light hole
Out.
2. projector device according to claim 1, it is characterised in that：The main control module include processor and respectively with
Processor connected projection control unit, display control unit, clock unit and default unit.
3. projector device according to claim 2, it is characterised in that：Positioning button is additionally provided with the housing, it is described
Main control module also includes the positioning unit being connected with processor, and the positioning button is connected with positioning unit.
4. projector device according to claim 3, it is characterised in that：It is described positioning button and set button be not higher than
The lower embedding type button of surface of shell.
5. projector device according to claim 4, it is characterised in that：The main control module also includes leading to other equipment
The radio communication unit of letter.
6. according to the projector device described in claim any one of 1-5, it is characterised in that：The display module is LCD printing opacities
Plate, the LCD light-passing boards are fixed on inside the projector device by support.
7. projector device according to claim 6, it is characterised in that：The projection module includes the light being coaxially disposed
Source, the first convex lens, the second convex lens, the 3rd convex lens and the 4th convex lens, the light source, the first convex lens, the second convex lens
Mirror and the 3rd convex lens are successively set on the side of LCD light-passing boards, and the 3rd convex lens are oppositely arranged close to LCD light-passing boards
One end, the 4th convex lens are arranged at LCD light-passing board other side light holes.
8. projector device according to claim 7, it is characterised in that：The LCD light-passing boards single file or two rows show,
The light hole is flat mouth formula light hole or square light hole.
9. projector device according to claim 8, it is characterised in that：The housing generally lip pencil, the housing are set
Front-end and back-end are equipped with, the 4th convex lens and light hole are arranged on the front end of the housing, main control module and display module
It is fixed in the housing rear end, the distance of the 4th convex lens and display module can be connected by the front and rear end of housing
Connect place's regulation.
10. according to the projector device described in claim any one of 1-5, it is characterised in that：Also set on the projector device
There is the fixing device for fixing the projector device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720670237.XU CN206805108U (en) | 2017-06-10 | 2017-06-10 | The projector device of recognition efficiency is improved in a kind of judicial evidence system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720670237.XU CN206805108U (en) | 2017-06-10 | 2017-06-10 | The projector device of recognition efficiency is improved in a kind of judicial evidence system |
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| Publication Number | Publication Date |
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| CN206805108U true CN206805108U (en) | 2017-12-26 |
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| CN201720670237.XU Active CN206805108U (en) | 2017-06-10 | 2017-06-10 | The projector device of recognition efficiency is improved in a kind of judicial evidence system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107422582A (en) * | 2017-06-10 | 2017-12-01 | 郭子钰 | The projector device of recognition efficiency is improved in a kind of judicial evidence system |
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2017
- 2017-06-10 CN CN201720670237.XU patent/CN206805108U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107422582A (en) * | 2017-06-10 | 2017-12-01 | 郭子钰 | The projector device of recognition efficiency is improved in a kind of judicial evidence system |
| CN107422582B (en) * | 2017-06-10 | 2024-02-02 | 郭子钰 | Projector device for improving recognition efficiency in judicial evidence system |
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