CN106646649A - Laser material evidence investigation appearance - Google Patents
Laser material evidence investigation appearance Download PDFInfo
- Publication number
- CN106646649A CN106646649A CN201610856500.4A CN201610856500A CN106646649A CN 106646649 A CN106646649 A CN 106646649A CN 201610856500 A CN201610856500 A CN 201610856500A CN 106646649 A CN106646649 A CN 106646649A
- Authority
- CN
- China
- Prior art keywords
- laser
- physical evidence
- exploration instrument
- evidence exploration
- fixture block
- 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
Links
- 239000000463 material Substances 0.000 title abstract description 6
- 238000011835 investigation Methods 0.000 title 1
- 230000015572 biosynthetic process Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 8
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 210000003296 saliva Anatomy 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000034656 Contusions Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 208000034526 bruise Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/02—Prospecting
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Radiation-Therapy Devices (AREA)
- Lasers (AREA)
Abstract
The invention relates to a laser physical evidence survey instrument, which comprises a shell, a laser generating assembly and a laser output assembly, wherein the laser generating assembly and the laser output assembly are arranged in the shell, the laser output assembly comprises a waveguide channel communicated with the output end of the laser generating assembly, and a laser head arranged at the output end of the waveguide channel. The invention can successfully release both hands of an operator, keep the laser head at a designated position, and then take pictures by holding the camera with both hands, thereby ensuring the definition and resolution of material evidence pictures, and meanwhile, being convenient for on-site evidence taking work, and having simple structure and convenient implementation.
Description
Technical field
The present invention relates to a kind of laser physical evidence exploration instrument.
Background technology
Laser physical evidence exploration instrument, it can be used in blood, saliva, seminal stain, bite mark, bruise, occult blood, fiber, blood cake, saliva
The search of liquid, bone fragments etc. and manifesting for fingerprint, and the inspection of other text inspection classes, are also particularly suited for various fingerprint fluorescent letters
Number enhancing, improve material evidence picture definition and resolution ratio.Especially having than other light sources to trace material evidence preferably find effect
Really.
At present, laser physical evidence exploration instrument, it mainly includes that housing, the laser formation component being arranged in housing, laser are defeated
Go out component, wherein laser output precision includes waveguide channels, is arranged on the laser head of waveguide channels output end, and the waveguide channels are
The laser that laser formation component is generated can be carried out expanding or aggregation by flexible pipe, laser head.
However, in practical operation there is obvious defect in it：When scene evidence taking, one hand of operator holds laser
Head, another hand is held camera and is taken pictures, and one hand is taken pictures captured photo, and it is very unstable, easily causes photograph
Obscuring for piece, to evidence obtaining work great inconvenience is brought.
Or, when scene evidence taking, there are two staff to coordinate, a hand-held laser head, another person's handheld camera
Carry out sampling of taking pictures, although solve the problems, such as to take pictures fuzzy, but it needs two staff to coordinate, so, example
Such as, under the region of narrow space or other special states, a people still cannot simultaneously using laser physical evidence exploration instrument and camera
Carry out scene evidence taking.
The content of the invention
The technical problem to be solved is to overcome the deficiencies in the prior art, there is provided a kind of improved laser physical evidence is surveyed
Instrument is looked into, it can successfully discharge the both hands of operator, laser head is constant in specified location, and then held by both hands camera is clapped
According to, it is ensured that the definition and resolution ratio of material evidence picture, meanwhile, also allow for the carrying out of scene evidence taking work, simple structure, embodiment party
Just.
To solve above technical problem, the present invention is adopted the following technical scheme that：
A kind of laser physical evidence exploration instrument, it includes housing, the laser formation component being arranged in housing, laser output precision, should
Laser output precision includes the waveguide channels being connected with the output end of laser formation component, is arranged on waveguide channels output end
Laser head, particularly, laser physical evidence exploration instrument also includes that the positioning seat being arranged on housing, one end are arranged on positioning seat
Pole, be arranged on pole the other end be used for by laser head position positioner, wherein pole can universal adjustment arrange,
Laser head can be as the universal adjustment of pole be to the position for needing.
Preferably, pole is coiled pipe.
One of the invention is embodied as and preferred aspect, and positioner includes the other end of one end and pole
The joint being connected, the other end for being arranged on joint are used to clamp the locating clip of laser head.
Preferably, be provided with installation gap in the other end of joint, positioner also include for by locating clip around water
Square to the pivot being rotatably arranged at installation gap.
Specifically, locating clip include stretching into pass through for pivot in installation gap connecting portion, be arranged on connecting portion it is relative
The first fixture block and the second fixture block that rotate connection and the torsion spring being arranged between the first fixture block and the second fixture block, when clamping swashs
When bare headed, torsion spring is in deformed state, and orders about the first fixture block and the second fixture block is clamped in the both sides of laser head.
Preferably, the top of positioning seat fixed shell, and near the output end setting of laser formation component.
Preferably, waveguide channels are bellows.
One of the invention is embodied as and preferred aspect, and laser physical evidence exploration instrument also includes releasably arranging
Portable power source on housing, the portable power source is located at the opposite side of the output end of laser formation component.
Additionally, being provided with the louvre of multiple distributions in a row in the both sides of housing；Laser physical evidence exploration instrument also includes being arranged on
The handle of case top.
Due to the enforcement of above technical scheme, the present invention has the advantage that compared with prior art：
The present invention can successfully discharge the both hands of operator, and laser head is constant in specified location, and then held by both hands camera enters
Row is taken pictures, it is ensured that the definition and resolution ratio of material evidence picture, meanwhile, the carrying out of scene evidence taking work is also allowed for, simple structure is real
Apply conveniently.
Description of the drawings
Below in conjunction with the accompanying drawings and specific embodiment, the present invention will be further described in detail：
Fig. 1 is the structural representation of the laser physical evidence exploration instrument of the present invention；
Wherein：1st, housing；10th, louvre；2nd, laser formation component；3rd, laser output precision；30th, waveguide channels；31st, laser
Head；4th, positioning seat；5th, pole；6th, positioner；60th, joint；60a, installation gap；61st, locating clip；610th, connecting portion；611、
First fixture block；612nd, the second fixture block；62nd, pivot；7th, portable power source；8th, handle.
Specific embodiment
As shown in figure 1, according to the laser physical evidence exploration instrument of the present embodiment, it includes housing 1, is arranged on swashing in housing 1
Generation assembly 2, laser output precision 3.
Laser output precision 3 includes the waveguide channels 30 being connected with the output end of laser formation component 2, is arranged on waveguide
The laser head 31 of the output end of passage 30.
Above-mentioned, laser physical evidence exploration instrument also includes that the positioning seat 4, one end being arranged on housing 1 is arranged on positioning seat 4
On pole 5, the other end for being arranged on pole 5 be used for the positioner 6 that positions laser head 31, wherein pole 5 can ten thousand
Arrange to adjusting, laser head 31 can be as the universal adjustment of pole 5 be to the position for needing.
Specifically, the top of the fixed shell 1 of positioning seat 4, and near the output end setting of laser formation component 2.
Pole 5 is coiled pipe.It is easy to the position adjustments of laser head 31.Can also be called direction flexible as coiled pipe, its
Structure and principle are the general knowledge of this area, and here is not detailed.
Positioner 6 include one end be connected with the other end of pole 5 joint 60, be arranged on the another of joint 60
End is used to clamp the locating clip 61 of laser head 31.
Be provided with installation gap 60a in the other end of joint 60, positioner 6 also include for by locating clip 61 around water
Square to the pivot 62 being rotatably arranged at installation gap 60a.
The structure of locating clip 61 for this area conventional design, such as common hair clip.
In this example, the structure of simple and clear lower locating clip 61, specifically：Locating clip 61 includes stretching into installation gap 60a supplying pivot
Connecting portion 610 that axle is passed through, be arranged on connecting portion 610 relatively rotate connection the first fixture block 611 and the second fixture block 612, with
And the torsion spring being arranged between the first fixture block 611 and the second fixture block 612（Do not show in figure）, when laser head 31 is clamped, torsion spring
In deformed state, and order about the first fixture block 611 and the second fixture block 612 is clamped in the both sides of laser head 31.
Meanwhile, the length contacted with laser head 31 of the first fixture block 611 and the second fixture block 612 is equal to the length of laser head 31
1/3～1/2.In other words, the width of the first fixture block 611 and the second fixture block 612 is equal to the 1/3～1/2 of the length of laser head 31.
Again by waveguide channels 30 are bellows.Injury of the laser to human body is not only effectively prevented, can also arbitrarily be moved
It is dynamic, it is easy to laser head 31 to adjust to the position wanted, so as to the carrying out of convenient evidence obtaining work.
Additionally, above-mentioned laser physical evidence exploration instrument also includes releasably arranging the portable power source 7 on housing 1, the shifting
Dynamic power supply 7 is located at the opposite side of the output end of laser formation component 2.
Further, the louvre 10 of multiple distributions in a row is provided with the both sides of housing 1；Laser physical evidence exploration instrument also includes
It is arranged on the handle 8 at the top of housing 1.
The present invention is described in detail above, its object is to allow the personage for being familiar with this art to will appreciate that this
The content of invention is simultaneously carried out, and can not be limited the scope of the invention with this, all Spirit Essence institutes of the invention
The equivalence changes of work or modification, all should cover within the scope of the present invention.
Claims (10)
1. a kind of laser physical evidence exploration instrument, it includes housing, the laser formation component being arranged in housing, laser output precision,
The laser output precision includes the waveguide channels being connected with the output end of the laser formation component, is arranged on the waveguide
The laser head of channel output end, it is characterised in that：Described laser physical evidence exploration instrument also includes arranging determining on the housing
Position seat, the one end pole being arranged on the positioning seat, the other end for being arranged on the pole are used for the laser head
The positioner of positioning, wherein described pole can universal adjustment arrange, the laser head can be with the ten thousand of the pole
To the position adjusted to needs.
2. laser physical evidence exploration instrument according to claim 1, it is characterised in that：Described pole is coiled pipe.
3. laser physical evidence exploration instrument according to claim 1, it is characterised in that：Described positioner include one end with
Described the other end joint being connected of the pole, the other end for being arranged on the joint are used to clamp the laser head
Locating clip.
4. laser physical evidence exploration instrument according to claim 3, it is characterised in that：Peace is provided with the other end of the joint
Dress breach, described positioner also includes lacking for the locating clip to be rotatably arranged at into described installation around horizontal direction
Pivot at mouthful.
5. laser physical evidence exploration instrument according to claim 4, it is characterised in that：Described locating clip includes stretching into the peace
Fill the interior connecting portion for supplying the pivot to pass through of breach, be arranged on the connecting portion the first fixture block and second for relatively rotating connection
Fixture block and the torsion spring being arranged between first fixture block and the second fixture block, when the laser head is clamped, described torsion spring
In deformed state, and order about first fixture block and the second fixture block is clamped in the both sides of the laser head.
6. laser physical evidence exploration instrument according to claim 1, it is characterised in that：Described positioning seat fixes the housing
Top, and near the output end setting of the laser formation component.
7. the laser physical evidence exploration instrument according to any one of claim 1 to 6 claim, it is characterised in that：Described
Waveguide channels are bellows.
8. laser physical evidence exploration instrument according to claim 1, it is characterised in that：Described laser physical evidence exploration instrument also includes
Portable power source on the housing can be releasably set.
9. laser physical evidence exploration instrument according to claim 8, it is characterised in that：Described portable power source is located at the laser
The opposite side of the output end of formation component.
10. laser physical evidence exploration instrument according to claim 1, it is characterised in that：It is provided with multiple in the both sides of the housing
The louvre being in a row distributed；Described laser physical evidence exploration instrument also includes being arranged on the handle of the case top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610856500.4A CN106646649B (en) | 2016-09-28 | 2016-09-28 | Laser material evidence investigation appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610856500.4A CN106646649B (en) | 2016-09-28 | 2016-09-28 | Laser material evidence investigation appearance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106646649A true CN106646649A (en) | 2017-05-10 |
| CN106646649B CN106646649B (en) | 2018-12-14 |
Family
ID=58854047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610856500.4A Active CN106646649B (en) | 2016-09-28 | 2016-09-28 | Laser material evidence investigation appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106646649B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108012115A (en) * | 2017-11-24 | 2018-05-08 | 广州腾德同普光电科技有限公司 | Visualize portable laser device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201624990U (en) * | 2010-04-14 | 2010-11-10 | 沈涛 | Moxa stick fixing device |
| JP2012151714A (en) * | 2011-01-20 | 2012-08-09 | Mitsutoyo Corp | Image measuring device |
| CN103389267A (en) * | 2013-07-24 | 2013-11-13 | 苏州晓松科技开发有限公司 | Laser physical evidence exploration instrument |
| CN104006301A (en) * | 2013-02-27 | 2014-08-27 | 深圳市海洋王照明工程有限公司 | Railway lighting lamp |
| CN104595737A (en) * | 2014-12-24 | 2015-05-06 | 黄国强 | USB charging type head lamp |
| CN105823779A (en) * | 2016-05-17 | 2016-08-03 | 宋志宏 | Laser emitting device and laser material evidence exploration device |
| CN205538633U (en) * | 2016-01-08 | 2016-08-31 | 谌飞 | Super laser material evidence reconnaissance appearance |
| CN205579091U (en) * | 2015-12-22 | 2016-09-14 | 长安大学 | Bracket for electronic equipment |
-
2016
- 2016-09-28 CN CN201610856500.4A patent/CN106646649B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201624990U (en) * | 2010-04-14 | 2010-11-10 | 沈涛 | Moxa stick fixing device |
| JP2012151714A (en) * | 2011-01-20 | 2012-08-09 | Mitsutoyo Corp | Image measuring device |
| CN104006301A (en) * | 2013-02-27 | 2014-08-27 | 深圳市海洋王照明工程有限公司 | Railway lighting lamp |
| CN103389267A (en) * | 2013-07-24 | 2013-11-13 | 苏州晓松科技开发有限公司 | Laser physical evidence exploration instrument |
| CN104595737A (en) * | 2014-12-24 | 2015-05-06 | 黄国强 | USB charging type head lamp |
| CN205579091U (en) * | 2015-12-22 | 2016-09-14 | 长安大学 | Bracket for electronic equipment |
| CN205538633U (en) * | 2016-01-08 | 2016-08-31 | 谌飞 | Super laser material evidence reconnaissance appearance |
| CN105823779A (en) * | 2016-05-17 | 2016-08-03 | 宋志宏 | Laser emitting device and laser material evidence exploration device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108012115A (en) * | 2017-11-24 | 2018-05-08 | 广州腾德同普光电科技有限公司 | Visualize portable laser device |
| CN108012115B (en) * | 2017-11-24 | 2019-12-24 | 广州腾德同普光电科技有限公司 | Visual portable laser device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106646649B (en) | 2018-12-14 |
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| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant |