CN204301016U - Super-high-power LED material evidence finds instrument - Google Patents
Super-high-power LED material evidence finds instrument Download PDFInfo
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- CN204301016U CN204301016U CN201420798864.8U CN201420798864U CN204301016U CN 204301016 U CN204301016 U CN 204301016U CN 201420798864 U CN201420798864 U CN 201420798864U CN 204301016 U CN204301016 U CN 204301016U
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- luminaire
- light source
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- instrument
- material evidence
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a kind of super-high-power LED material evidence and find instrument, comprise luminaire and electronic box two large divisions, luminaire is connected by power line with electronic box.Wherein electronic box is power supply unit, comprising: Switching Power Supply, control panel, drive plate, radiator fan, clamshell, connector, socket, handle; Luminaire comprises: LED light source, Fresnel Lenses, protection window, radiator, handle and cover assembly.Switching Power Supply and drive plate realize exporting the constant-current supply of LED power, and control panel and radiator fan are fixed on enclosure interior successively, and connector, socket, handle etc. are arranged at clamshell surface, and connector realizes powering to LED light source by power lead.LED light source is arranged on a heat sink, and be provided with conducting strip between LED light source and radiator, radiator is at passive heat radiation or active heat removal MODE of operation, and above parts are fixed on enclosure interior after completing connection successively.The light that LED light source sends, after being collimated by Fresnel Lenses, with certain angle by projecting on target target surface after protection window.
Description
Technical field
The utility model relates to technical field of semiconductor luminescence.
Background technology
In current criminal investigation field, material evidence instrument is a kind of instrument of important searching evidence of crime, have in criminal case crime scene prospecting and act on widely, this instrument adopts the light of special wave band, irradiate scene of a crime residue, by coordinating special fluorescent material, directly can be applied in fingerprint, bloodstain, urine, saliva, sweat, searching of seminal stain and tissue, and just directly clearly can observe micro-evidence of crime without the need to carrying out any pretreatment, on-the-spot extensive search seminal stain can be widely used in, urine spot, saliva, vaginal fluid, the biological materials such as blood cake (not destroying DNA) and fiber, bone tooth fragment, paint chipping, potential impression of the hand, the material evidences such as shooting remnants, greatly improve evidence at the scene and find recovery rate and discrimination.
Semiconductor light source, as LED light source etc., have that start-up time is short, brightness is high, energy consumption is low, volume is little, the life-span is long, security advantages of higher, progressively replace high energy consumption, short-life light sources such as traditional halogen tungsten lamp, xenon lamp, obtain a wide range of applications.
High-power LED light source is applied in material evidence instrument by the utility model, substantially increase the accuracy of brightness of illumination and EWL, more effectively can excite week fluorescent, effectively improve material evidence discovery rate and separating capacity, hot spot is even, irradiated area is large, and on-the-spot fast search is convenient and swift.
Utility model content
For overcoming the deficiency of existing material evidence instrument in effective excitation wavelength, material evidence discovery efficiency and separating capacity, main purpose of the present utility model designs a kind of super-high-power LED material evidence exactly and finds instrument, improves material evidence discovery rate and separating capacity.
Super-high-power LED material evidence finds instrument, comprise luminaire 1 and electronic box 2 two large divisions, luminaire is connected by power line 3 with electronic box, and electronic box 2 is powered for luminaire 1 by power line 3, and luminaire 1 is the light output component that the utility model super-high-power LED material evidence finds instrument.
Preferably, described luminaire comprises LED light source, Fresnel Lenses, protection window, radiator, handle and cover assembly.
Preferably, described LED light source is arranged on a heat sink, and be provided with conducting strip between LED light source and radiator, radiator is at passive heat radiation or active heat removal MODE of operation.
Preferably, described LED light source is single-chip or multichip packaging structure.
Preferably, described Fresnel Lenses is arranged on a distance, dead ahead of LED light source.
Preferably, described protection window is the flat board of the logical film of plating band, or the not conventional clear glass of plated film or plastic material.
Preferably, described cover assembly carries out blackening process or adopts light absorbent.
accompanying drawing illustrates:
Fig. 1 is that the utility model super-high-power LED material evidence finds instrument overall structure schematic diagram;
Fig. 2 is that the utility model super-high-power LED material evidence finds instrument illuminator structure schematic diagram;
Fig. 3 is that the utility model super-high-power LED material evidence finds instrument electronic box surface structure schematic diagram;
Fig. 4 is that the utility model super-high-power LED material evidence finds instrument electronic box internal structure schematic diagram;
main element description of symbols:
1: luminaire;
11:LED light source, 12: Fresnel Lenses, 13: protection window, 14: radiator, 15: handle, 16: cover assembly;
2: electronic box;
21: Switching Power Supply, 22: control panel, 23: drive plate, 24: radiator fan, 25: clamshell, 26: connector, 27: socket 28: handle;
3: power line.
detailed description of the invention:
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is specifically described.
Fig. 1 is that the utility model super-high-power LED material evidence finds instrument overall structure schematic diagram.Luminaire 1 is operate portions, the hand-held handle 15 of operating personnel, and the target surface that aims at the mark irradiates and carries out operation, and electronic box 2 is power suppling part, civil power is converted to the work of LED constant current electric drive LED light source.Luminaire 1 is connected by power line 3 with electronic box 2.
Fig. 2 is that the utility model super-high-power LED material evidence finds instrument illuminator structure schematic diagram, comprises the composition such as LED light source 11, Fresnel Lenses 12, protection window 13, radiator 14, handle 15 and cover assembly 16.Described LED light source adopts single-chip or multichip packaging structure, exports to obtain high-luminance light.Described LED light source 11 is arranged on radiator 14, is provided with conducting strip between LED light source 11 and radiator 14, and radiator, at passive heat radiation or active heat removal MODE of operation, does not have radiator fan under Passive Mode, needs radiator fan under active heat removal pattern.A distance, LED light source 11 dead ahead is provided with Fresnel Lenses 12; Fresnel Lenses 12 has compression light angle and realizes the effect of light uniformization outgoing; the i.e. light that sends of LED light source 11; after Fresnel Lenses 12; form the light beam of certain angle of divergence, project to target target surface through overprotection window 13.Protection window 13 can be the flat board of the logical film of plating band, and only allowing the light of the special wave band of certain bandwidth to pass through, also can be conventional clear glass or the moulding material of not plated film.Be provided with electric source line interface bottom handle 15, cover assembly 16 plays a protective role.The inner blackening process of described cover assembly 16, or adopt light absorbent, to reduce veiling glare, obtain high-quality light and export.
Fig. 3 is that the utility model super-high-power LED material evidence finds instrument electronic box surface structure schematic diagram, and wherein socket 27 is power input part, connects common civil power, connector 26 is power output part, connect power line 3 to power to LED light source 11, socket 27 is provided with switch, power supply can be realized and be turned on or off.It is inner that all parts are all positioned at case 25, and can realize carrying easily by the handle 28 on case 25 surface.
Fig. 4 is that the utility model super-high-power LED material evidence finds instrument electronic box internal structure schematic diagram, electric main is converted to direct current by Switching Power Supply 21, jointly power for LED light source 11 with drive plate 23, control panel 22 realizes some row functions such as Current adjustment, this schematic diagram is equipped with radiator fan 24, also fan can not be equipped with, with passive heat radiation chamber work.
Above embodiment is only for illustrating the utility model technical conceive and feature; its object is to allow person skilled in the art understand content of the present utility model and to be implemented; protection domain of the present utility model can not be limited with this, all according to the utility model Spirit Essence do etc. little change or modify all be encompassed in protection domain of the present utility model.
Claims (7)
1. super-high-power LED material evidence finds instrument, it is characterized in that, this instrument comprises luminaire (1) and electronic box (2) two large divisions, luminaire is connected by power line (3) with electronic box, electronic box (2) is luminaire (1) power supply by power line (3), and luminaire (1) is the light output component of super-high-power LED material evidence discovery instrument of the present invention.
2. super-high-power LED material evidence according to claim 1 finds instrument, it is characterized in that: described luminaire comprises LED light source, Fresnel Lenses, protection window, radiator, handle and cover assembly.
3. super-high-power LED material evidence according to claim 2 finds the luminaire of instrument, it is characterized in that: described LED light source is arranged on a heat sink, and be provided with conducting strip between LED light source and radiator, radiator is at passive heat radiation or active heat removal MODE of operation.
4. super-high-power LED material evidence according to claim 2 finds the luminaire of instrument, it is characterized in that: described LED light source is single-chip or multichip packaging structure.
5. super-high-power LED material evidence according to claim 2 finds the luminaire of instrument, it is characterized in that: described Fresnel Lenses is arranged on a distance, dead ahead of LED light source.
6. super-high-power LED material evidence according to claim 2 finds the luminaire of instrument, it is characterized in that: described protection window is the flat board of the logical film of plating band, or the not conventional clear glass of plated film or plastic material.
7. super-high-power LED material evidence according to claim 2 finds the luminaire of instrument, it is characterized in that: described cover assembly carries out blackening process or adopts light absorbent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420798864.8U CN204301016U (en) | 2014-12-17 | 2014-12-17 | Super-high-power LED material evidence finds instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420798864.8U CN204301016U (en) | 2014-12-17 | 2014-12-17 | Super-high-power LED material evidence finds instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204301016U true CN204301016U (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420798864.8U Expired - Fee Related CN204301016U (en) | 2014-12-17 | 2014-12-17 | Super-high-power LED material evidence finds instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN204301016U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757629A (en) * | 2014-12-17 | 2016-07-13 | 苏州科医世凯半导体技术有限责任公司 | Ultra-power LED physical evidence discovery instrument |
| CN105823779A (en) * | 2016-05-17 | 2016-08-03 | 宋志宏 | Laser emitting device and laser material evidence exploration device |
-
2014
- 2014-12-17 CN CN201420798864.8U patent/CN204301016U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105757629A (en) * | 2014-12-17 | 2016-07-13 | 苏州科医世凯半导体技术有限责任公司 | Ultra-power LED physical evidence discovery instrument |
| CN105823779A (en) * | 2016-05-17 | 2016-08-03 | 宋志宏 | Laser emitting device and laser material evidence exploration device |
| CN105823779B (en) * | 2016-05-17 | 2018-11-02 | 杭州衡利电子技术有限公司 | Laser emission device and laser material evidence investigation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 Termination date: 20181217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |