CN204420596U - The police prospecting lamp of a kind of multiband - Google Patents
The police prospecting lamp of a kind of multiband Download PDFInfo
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- CN204420596U CN204420596U CN201520066531.0U CN201520066531U CN204420596U CN 204420596 U CN204420596 U CN 204420596U CN 201520066531 U CN201520066531 U CN 201520066531U CN 204420596 U CN204420596 U CN 204420596U
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- convex lens
- lamp
- police
- stack shell
- multiband
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Abstract
The utility model relates to the police prospecting lamp of multiband, comprise the stack shell for gripping, switch, power supply and light fixture, described light fixture is arranged on the head of stack shell, power supply is arranged in stack shell, described switch is positioned at stack shell tail end, described light fixture comprises the control circuit of light emitting source, the first convex lens, the second convex lens, the 3rd lens, level crossing and control light emitting source, and described light emitting source is LED tetra-colored lights pearl.The utility model adopts four colored lights pearls as light-emitting lamp source, regulates four colored lights pearls to mix the visible ray of 15 kinds of colors (i.e. 15 wave bands) by optical principle by control circuit; After visible ray planoconvex lens assembles mixing three times, have color more evenly, edge is clear, divergence is low, depth of parallelism high, a multiband police prospecting lamp can send the visible ray of multiple wave band, realize a lamp multiplex, use convenient, avoid and need multiple wave band light source need carry many inconvenience reconnoitring lamp, improve criminal case latent trace discovery rate and recovery rate.
Description
Technical field
The utility model relates to prospecting lamp, and what especially relate to is a kind of police prospecting lamp of multiband sending multiple color.
Background technology
The reflection of object to light, the characteristic difference of absorption, under the light source irradiation of different-waveband, the surface of material evidence will obtain different Luminance Distribution, thus demonstrate different details.As used indigo plant, the green glow of alternative light source, bringing orange filter to carry out site inspection, a lot of suspicious material such as body fluid, fiber, paint chipping and shooting remnants etc. can be made to send intrinsic fluorescence.In scene of a crime of being everlasting, and for example seeing luminol (Luminol) reagent for checking blood stain, after reacting with the iron in blood, namely sending blue-fluorescence with Ultraviolet radiation.Therefore, in reconnoitring at the scene, the light source of conventional different-waveband carries out the search of trace evidence, extraction of observing and take pictures to scene.
Chinese patent literature mandate publication number CN201983006 discloses a kind of polychromatic light high-powered LED lamp, comprise aluminium base and by the great power LED lamp of support installing on aluminium base, great power LED lamp is made up of lens and the luminescent wafer be arranged in lens, described luminescent wafer is three great power LED luminescent wafers, and three great power LED luminescent wafers become rods arranged in horizontal line to be welded on support.This structure adopts controller to realize three kinds of coloured light and take turns to operate, and the few and complex structure of the kind that can realize variable color, power consumption is high.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency, provides that a kind of structure is simple, divergence is low, far firing range, can send the police prospecting lamp of multiband of multiband visible ray.
For achieving the above object, technical solution of the present utility model is: the police prospecting lamp of multiband, comprise the stack shell for gripping, switch, power supply and light fixture, described light fixture is arranged on the head of stack shell, power supply is arranged in stack shell, switch is positioned at the tail end of stack shell, described light fixture comprises the light emitting source be arranged in order, first convex lens, second convex lens, 3rd convex lens and level crossing, described light fixture also includes the control circuit controlling light emitting source, described light emitting source, the central point of 3 pieces of convex lens and planar lens is located along the same line, described light emitting source is LED tetra-colored lights pearl, described control circuit control LED tetra-colored lights pearl permutation and combination becomes the visible ray of multiple wave band.
Preferably, described first convex lens, the second convex lens and the 3rd convex lens are biconvex lens or planoconvex spotlight.
Preferably, the diameter of described first convex lens is less than the second convex lens, and described second convex lens are identical with the 3rd convex lens.
Preferably, described first convex lens, the second convex lens and the 3rd convex lens surface scribble anti-reflection film.
Preferably, described control circuit comprises chip U3, LED tetra-colored lights pearl U2 and four triode in parallel (Q1, Q2, Q3, Q4) composition.
By adopting above-mentioned technical scheme, the beneficial effects of the utility model are: the utility model adopts four colored lights pearls as light-emitting lamp source, regulate four colored lights pearls to become the visible ray of 15 kinds of colors (i.e. 15 wave bands) by optical principle permutation and combination by control circuit; Visible ray planoconvex lens assembles mixing three times, have color more evenly, edge is clear, divergence is low, depth of parallelism high, a multiband police prospecting lamp just can send the visible ray of multiple wave band as required, use convenient, avoid and need multiple wave band light source need carry many inconvenience reconnoitring lamp, improve criminal case latent trace discovery rate and recovery rate.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the utility model light fixture structural representation;
Fig. 3 is circuit theory diagrams of the present utility model;
Main Reference Numerals illustrates:
(1, stack shell, 2, power supply, 3, light fixture; 31, light emitting source; 32, the first convex lens; 33, the second convex lens; 34, the 3rd convex lens; 35, level crossing; 36, anti-reflection film; 4, switch; U2, LED tetra-colored lights pearl; U3, chip; Q1, triode; Q2, triode; Q3, triode; Q4, triode).
Detailed description of the invention
The utility model is further illustrated below in conjunction with the drawings and specific embodiments.
As shown in Figure 1-2, the police prospecting lamp of multiband, comprise the stack shell 1 for gripping, power supply 2, switch 4 and light fixture 3, described light fixture 3 is arranged on the head of stack shell 1, and power supply 2 is arranged in stack shell 1, and switch 4 is positioned at the tail end of stack shell 1.Described light fixture 3 comprises light emitting source 31, first convex lens 32, second convex lens 33, second convex lens 34 and level crossing 35 that are arranged in order, and described light emitting source 31,3 pieces of convex lens (32,33,34) and the central point of planar lens 35 are located along the same line.What wherein said light emitting source 31 adopted is the sharp LED tetra-colored lights pearl producing MCE series of section of the U.S., and described first convex lens 32, second convex lens 33 and 34, the 3rd convex lens are biconvex lens or planoconvex spotlight; Second convex lens 33 are identical with the 3rd convex lens 34 specification, and the diameter of the first convex lens 32 is less than the diameter of the second convex lens 33; All be coated with anti-reflection film 36 on the surface of convex lens (32,33,34), planar lens 35 is common transparent level crossings.
As shown in Figure 3, in described light fixture 3, also include control circuit, control circuit comprises chip U3, LED tetra-colored lights pearl U2 and four triode in parallel (Q1, Q2, Q3, Q4) composition.
The utility model exports different control signal according to switch 4 feedack according to setup control chip U3 pin (2,5,6,7) by chip U3, controls four switch triodes (Q1, Q2, Q3, Q4) and be turned on or off according to different mode of operations; The visible ray of 15 wave bands (i.e. 15 kinds of colors) is mixed to form according to optical principle; Visible ray is through the first convex lens 32, second convex lens 33 and the 3rd convex lens 34, and the light that prospecting lamp is penetrated has that color is even, edge is clear, divergence is low, depth of parallelism high.。Carry prospecting lamp for convenience, the utility model adopts single-button as the switch 4 of the wave band of change light, and this switch 4 is hermetic type switch, good waterproof performance; Deeply press switch 4, prospecting lamp will be opened or close; Touch-switch 4, then reconnoitring lamp constantly will circulate by setting 15 kinds of wave band visible rays; If close and reconnoitre lamp more than 2 seconds, again turning on prospecting lamp is first wave band (white light).
Above-described, be only preferred embodiment of the present utility model, the scope that this practicality is implemented can not be limited, every equalization change of doing according to the utility model claim and decoration, all should still belong in scope that the utility model contains.
Claims (5)
1. the police prospecting lamp of multiband, comprise the stack shell for gripping, switch, power supply and light fixture, described light fixture is arranged on the head of stack shell, power supply is arranged in stack shell, switch is positioned at the tail end of stack shell, it is characterized in that: described light fixture comprises the light emitting source be arranged in order, first convex lens, second convex lens, 3rd convex lens and level crossing, described light fixture also includes the control circuit controlling light emitting source, described light emitting source, the central point of 3 pieces of convex lens and planar lens is located along the same line, described light emitting source is LED tetra-colored lights pearl, described control circuit control LED tetra-colored lights pearl permutation and combination becomes the visible ray of multiple wave band.
2. the police prospecting lamp of multiband according to claim 1, is characterized in that: described first convex lens, the second convex lens and the 3rd convex lens are biconvex lens or planoconvex spotlight.
3. the police prospecting lamp of multiband according to claim 1, it is characterized in that: the diameter of described first convex lens is less than the second convex lens, described second convex lens are identical with the 3rd convex lens.
4. the police prospecting lamp of multiband according to claim 1, is characterized in that: described first convex lens, the second convex lens and the 3rd convex lens surface scribble anti-reflection film.
5. the police prospecting lamp of multiband according to claim 1, is characterized in that: described control circuit comprises chip U3, LED tetra-colored lights pearl U2 and four switch triode (Q1, Q2, Q3, Q4) composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520066531.0U CN204420596U (en) | 2015-01-30 | 2015-01-30 | The police prospecting lamp of a kind of multiband |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520066531.0U CN204420596U (en) | 2015-01-30 | 2015-01-30 | The police prospecting lamp of a kind of multiband |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204420596U true CN204420596U (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520066531.0U Active CN204420596U (en) | 2015-01-30 | 2015-01-30 | The police prospecting lamp of a kind of multiband |
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| Country | Link |
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| CN (1) | CN204420596U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641847A (en) * | 2017-01-20 | 2017-05-10 | 苏州晓松科技开发有限公司 | LED (Light Emitting Diode) multispectral footprint exploration light source |
| CN108006456A (en) * | 2016-10-27 | 2018-05-08 | 广州达森灯光股份有限公司 | A kind of LED light lighting device for realizing very small angles light beam |
-
2015
- 2015-01-30 CN CN201520066531.0U patent/CN204420596U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006456A (en) * | 2016-10-27 | 2018-05-08 | 广州达森灯光股份有限公司 | A kind of LED light lighting device for realizing very small angles light beam |
| CN108006456B (en) * | 2016-10-27 | 2021-01-12 | 广州达森灯光股份有限公司 | LED optical lighting device for realizing light beam with minimum angle |
| CN106641847A (en) * | 2017-01-20 | 2017-05-10 | 苏州晓松科技开发有限公司 | LED (Light Emitting Diode) multispectral footprint exploration light source |
| CN106641847B (en) * | 2017-01-20 | 2019-09-24 | 苏州晓松科技开发有限公司 | A kind of multispectral footprint trace of LED reconnoitres light source |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160429 Address after: 362000, the two floor of the blue industrial park, No. 1089-1125 South Ring Road, Licheng District, Quanzhou, Fujian Patentee after: QUANZHOU SHENGYUAN POLICE SURVEILLANCE EQUIPMENT CO., LTD. Address before: 362000, 144 Fort Street, Licheng District, Fujian, Quanzhou Patentee before: Zhuang Bidan |