CN204500711U - A kind of multiplex physicotherapy laser Fingerprint visualizer - Google Patents
A kind of multiplex physicotherapy laser Fingerprint visualizer Download PDFInfo
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- CN204500711U CN204500711U CN201520109054.1U CN201520109054U CN204500711U CN 204500711 U CN204500711 U CN 204500711U CN 201520109054 U CN201520109054 U CN 201520109054U CN 204500711 U CN204500711 U CN 204500711U
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Abstract
A kind of multiplex physicotherapy laser Fingerprint visualizer of this utility model, comprise cylindrical shell, the bottom of described cylindrical shell is provided with diaphragm, the top of described cylindrical shell is provided with optical filter cutting hole, be equiped with the luminous source that at least two groups send different colours light in described cylindrical shell, in described optical filter cutting hole, optical filter cutting is housed, described luminous source is laser diode group, laser diode in laser diode group is arranged in cylindrical shell equably, and the equal correspondence of each luminous source is provided with one group of hot spot adjusting device.The technical solution of the utility model, uses the high-power of laser diode to excite, realizes the extracting directly to particular fingerprint.Therefore, this utility model can increase range of application, occasion, improves service efficiency, luminous source adopts the many groups of laser diode groups that can send different colours, and select a control by switching device to all laser diode groups and light, structure is simple, control easy, practical.
Description
Technical field
This utility model relates to technical field of optical instrument, particularly relates to a kind of Fingerprint visualizer.
Background technology
If the patent No. is the Chinese patent of 201220418795.4, existing Fingerprint visualizer mainly uses light emitting diode as excitation source, because light emitting diode has certain bandwidth, luminous color purity not high, Fingerprint visualizer cannot be distinguished sample and the less object of sample background difference; In addition, the luminous power of common light emitting diode is limited, and the fluorescence excited sample is more weak, adds the difficulty of discovery.So existing Fingerprint visualizer is subject to certain restrictions in range of application, occasion.
Prior art is compared, and this utility model has following technique effect:
The technical solution of the utility model, uses the high-power of laser diode to excite, realizes the extracting directly to particular fingerprint.Therefore, this utility model can increase range of application, occasion, and improve service efficiency, luminous source adopts the many groups of laser diode groups that can send different colours, select a control by switching device to all laser diode groups to light, structure is simple, controls easy, practical, laser diode in laser diode group is arranged in cylindrical shell equably, and use hot spot adjusting device, make observed fingerprint in uniform light, improve observed reliability of the present utility model.Be placed with fingerprint amplifier before optical filter, contribute to observing fingerprint, improve practicality.The directional light output device of the bottom sides of cylindrical shell, is conducive to observing dust fingerprint or vestige and extracting.
Utility model content
For solving the technical problem that above-mentioned Fingerprint visualizer exists, this utility model discloses a kind of multiplex physicotherapy laser Fingerprint visualizer, and this utility model adopts following technical scheme to solve above-mentioned technical problem:
A kind of multiplex physicotherapy laser Fingerprint visualizer, comprise cylindrical shell, the bottom of described cylindrical shell is provided with diaphragm, the top of described cylindrical shell is provided with optical filter cutting hole, be equiped with the luminous source that at least two groups send different colours light in described cylindrical shell, in described optical filter cutting hole, optical filter cutting is housed, described luminous source is laser diode group, laser diode in laser diode group is arranged in cylindrical shell equably, and the equal correspondence of each luminous source is provided with one group of hot spot adjusting device.
Preferably, in above-mentioned a kind of multiplex physicotherapy laser Fingerprint visualizer, described hot spot adjusting device comprises a diffusion sheet, and one group of adjustable collecting lens group, before described hot spot adjusting device is arranged at described luminous source.
Preferably, in above-mentioned a kind of multiplex physicotherapy laser Fingerprint visualizer, the optical filter of different colours is housed in described optical filter cutting, described optical filter cutting is plugged in described optical filter cutting hole.
Preferably, in above-mentioned a kind of multiplex physicotherapy laser Fingerprint visualizer, also comprise spectrum trigger switch and power trigger switch, described spectrum trigger switch is selected a control to all laser diode groups and is lighted, the output of the laser diode group that described power trigger switch-mode regulation is lighted.
Preferably, in above-mentioned a kind of multiplex physicotherapy laser Fingerprint visualizer, top, described optical filter cutting hole is provided with camera interface.
Preferably, in above-mentioned a kind of multiplex physicotherapy laser Fingerprint visualizer, bottom, described optical filter cutting hole is also provided with fingerprint amplifying lens group.
Preferably, in above-mentioned a kind of multiplex physicotherapy laser Fingerprint visualizer, the bottom sides of described cylindrical shell has fixing hole, described fixing hole is fixed with directional light output device, described directional light output device is inserted in the fixing hole of described cylinder body bottom side by latch, and inputs directional light by the unthreaded hole of cylinder body bottom side.
Accompanying drawing explanation
Fig. 1 is embodiment 1 vertical sectional view;
Fig. 2 is the circuit theory schematic diagram of this utility model switching device;
Fig. 3 is light-emitting diode group arrangement schematic diagram;
Fig. 4 is embodiment 2 vertical sectional view;
Fig. 5 is embodiment 3 vertical sectional view;
Fig. 6 is the circuit theory schematic diagram of directional light device.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, be clearly and completely described the technical scheme in this utility model embodiment, obviously, described embodiment is only this utility model part embodiment, instead of whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of this utility model protection.
Embodiment 1:
According to Fig. 1, Fig. 2 and Fig. 3, this utility model comprises cylindrical shell 1, the bottom of cylindrical shell is provided with diaphragm 11, optical filter cutting hole 21 is arranged at the top of cylindrical shell 1, optical filter cutting hole can insert different optical filter cuttings 2 respectively, as shown in figures 1 and 3, the luminous source at least sending two kinds of colors is equiped with in cylindrical shell, luminous source is the laser diode group that at least two groups can send different colours respectively, as shown in Figure 1, all laser diodes 3 are placed on the position, hole 41 of the middle ring body 4 of cylindrical shell 1, there is hot spot adjusting device 42 front end of each laser diode, each hot spot adjusting device 42 comprises a diffusion sheet 43, one group of adjustable collecting lens group (comprising lens 44 and 45), as shown in figures 1 and 3, the foot of laser diode 3 is connected in circuit board 5, circuit board 5 is corresponding ring-type.
As shown in Figure 3, each laser diode group is made up of several laser diodes 3, in the present embodiment, have 4 groups of laser diode groups 31 (comprise laser diode 31.1 ..., 31.n), 32 (comprise laser diode 32.1,, 32.n), 33 (comprise laser diode 33.1 ... 33.n), 34 (comprise laser diode 34.1 ..., 34.n), we are directly by laser diode group 31 below, 32,33,34 describe.Evenly arrange in the position, hole 41 of all laser diodes 3 ring body 4 in cylindrical shell 1, now establish laser diode group 31,32,33,34 to send blue light, purple light, green glow, HONGGUANG respectively.
This utility model uses Single-chip Controlling, and be triggered when spectrum triggers the device that opens the light, Single Chip Microcomputer (SCM) program is selected a control to all laser diode groups and lighted; When the power trigger device that opens the light is triggered, Single Chip Microcomputer (SCM) program exports the magnitude of voltage of DA conversion to constant-current drive circuit, regulates the power of this laser diode group.Input I/O mouth and the spectrum of single-chip microcomputer trigger open the light device and the power trigger device that opens the light and are connected, single-chip microcomputer exports high level (or low level) by programme-control I/O mouth, control the constant-current drive circuit of this laser diode group, this laser diode group conducting (or closedown), as shown in Figure 2.
Now be exemplified below, as shown in Figure 2,4 bit binary number outfan T1, T2, T3, the T4 of single-chip microcomputer, (comprise constant-current drive circuit 81.1 with constant-current drive circuit 81 respectively, 81.n), 82 (comprise constant-current drive circuit 82.1,82.n), 83 (comprise constant-current drive circuit 83.1,83.n), 84 (comprise constant-current drive circuit 84.1,, 84.n) and connect (we directly describe with constant-current drive circuit 81,82,83,84) below, driving laser diode group 31,32,33,34 respectively.
After single-chip microcomputer is triggered by spectrum trigger switch, the sequential of outfan T1, T2, T3, T4 loop output signal is as follows: 0000 → 0001 → 0010 → 0100 → 1000, if the output signal after single-chip microcomputer is triggered is 0001, outfan T1 exports high level, this high level drives constant-current drive circuit 81, and laser diode group 31 conducting is lighted, simultaneously, due to other outfan T2, T3, T4, output low level, laser diode group 32,33,34 is not lighted; When signal is 0010, has laser diode group 32 conducting only and light, the like, switching device is selected a control to all laser diode groups 31,32,33,34 and is lighted; When signal is 0000, all laser diode groups 31,32,33,34 are not all lighted.
In this utility model, this switching device selects to all laser diode groups 31,32,33,34 process that a control lights, and can adopt other sequencing contro or method equally, this to those skilled in the art, do not need creative work to be implemented, repeat no more herein.
In this utility model, can be as required, when different fluorometric reagents adopts for the fingerprint be observed, select the luminous source of different colours, namely corresponding laser diode group is selected to light, as sent blue light, purple light or green glow etc., corresponding optical filter cutting 2 is inserted in end cap 21, optical filter cutting is equipped with orange, yellow or red optical filter, as shown in table 1, reflect this fluorometric reagent, the matching relationship of exciting light and optical filter cutting, such as, during the fingerprint employing red fluorescence powder be observed, exciting light can adopt blue light or purple light, namely laser diode group 31 or laser diode group 32 is made to light, optical filter cutting 2 adopts orange optical filter cutting.
In actual use, following configuration can be adopted:
When using red fluorescence powder, light laser diode group 31 blue light-emitting, optical filter cutting 2 adopts orange optical filter cutting;
When using green emitting phosphor, light laser diode group 32 blue (outward) light, optical filter 2 adopts yellow filter cutting;
When using orange fluorescent powder, light laser diode group 31 blue light-emitting, optical filter 2 adopts Red lightscreening plate cutting;
When using red magnetism fluorescent material, light laser diode group 31 blue light-emitting, optical filter 2 adopts orange optical filter cutting;
When using Green magnetic fluorescent material, light laser diode group 32 blue (outward) light, optical filter 2 adopts yellow filter cutting;
When using black magnetic fluorescent material, light laser diode group 32 blue (outward) light, optical filter 2 adopts yellow filter cutting;
When using DFO, light laser diode group 33 green light, optical filter 2 adopts orange optical filter cutting;
When using rhodamine 6G, light laser diode group 31 blue light-emitting, optical filter 2 adopts orange optical filter cutting.
Embodiment 2:
As shown in Figure 2, Figure 3 and Figure 4, the difference of the present embodiment and embodiment 1 is, as shown in Figure 4, in the present embodiment, one groove 71 is arranged at sleeve 7 top, connect with camera lens that is common or digital camera by this groove 71, the image taking observed is got off, further increases practicality of the present utility model.
As for structure, the function of other parts, and using method, with same or similar described in example 1, repeat no more herein.
Embodiment 3:
As shown in Fig. 2, Fig. 3, Fig. 5 and Fig. 6, the difference of the present embodiment and embodiment 2 and embodiment 3 is, as shown in Figure 5, in the present embodiment, the bottom sides of cylindrical shell 1 adds directional light output device 13, and directional light output device 13 exports directional light, directional light output device 13 is connected with cylindrical shell 1 by latch 17, after the DC socket 15 of directional light output device 13 inserts power supply, namely exportable white light is to cylinder body bottom, for observing dust fingerprint or vestige and extracting.
To those skilled in the art, obvious this utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or basic feature, can realize this utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in this utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (7)
1. a multiplex physicotherapy laser Fingerprint visualizer, comprise cylindrical shell, the bottom of described cylindrical shell is provided with diaphragm, the top of described cylindrical shell is provided with optical filter cutting hole, be equiped with the luminous source that at least two groups send different colours light in described cylindrical shell, in described optical filter cutting hole, optical filter cutting be housed, it is characterized in that: described luminous source is laser diode group, laser diode in laser diode group is arranged in cylindrical shell equably, and the equal correspondence of each luminous source is provided with one group of hot spot adjusting device.
2. a kind of multiplex physicotherapy laser Fingerprint visualizer according to claim 1, is characterized in that: described hot spot adjusting device comprises a diffusion sheet, one group of adjustable collecting lens group, before described hot spot adjusting device is arranged at described luminous source.
3. a kind of multiplex physicotherapy laser Fingerprint visualizer according to claim 1 and 2, is characterized in that: the optical filter that different colours is housed in described optical filter cutting, described optical filter cutting is plugged in described optical filter cutting hole.
4. a kind of multiplex physicotherapy laser Fingerprint visualizer according to claim 1 and 2, it is characterized in that: also comprise spectrum trigger switch and power trigger switch, described spectrum trigger switch is selected a control to all laser diode groups and is lighted, the output of the laser diode group that described power trigger switch-mode regulation is lighted.
5. a kind of multiplex physicotherapy laser Fingerprint visualizer according to claim 1 and 2, is characterized in that: top, described optical filter cutting hole is provided with camera interface.
6. a kind of multiplex physicotherapy laser Fingerprint visualizer according to claim 1 and 2, is characterized in that: bottom, described optical filter cutting hole is also provided with fingerprint amplifying lens group.
7. a kind of multiplex physicotherapy laser Fingerprint visualizer according to claim 1 and 2, it is characterized in that: the bottom sides of described cylindrical shell has fixing hole, described fixing hole is fixed with directional light output device, described directional light output device is inserted in the fixing hole of described cylinder body bottom side by latch, and inputs directional light by the unthreaded hole of cylinder body bottom side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520109054.1U CN204500711U (en) | 2015-02-13 | 2015-02-13 | A kind of multiplex physicotherapy laser Fingerprint visualizer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520109054.1U CN204500711U (en) | 2015-02-13 | 2015-02-13 | A kind of multiplex physicotherapy laser Fingerprint visualizer |
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| CN204500711U true CN204500711U (en) | 2015-07-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420858A (en) * | 2017-09-11 | 2017-12-01 | 刘兰平 | Multispectral integration light source and its control circuit |
| CN112326519A (en) * | 2020-10-15 | 2021-02-05 | 上海北分科技股份有限公司 | Detection method and detection device of laser scattering dust meter |
-
2015
- 2015-02-13 CN CN201520109054.1U patent/CN204500711U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420858A (en) * | 2017-09-11 | 2017-12-01 | 刘兰平 | Multispectral integration light source and its control circuit |
| CN112326519A (en) * | 2020-10-15 | 2021-02-05 | 上海北分科技股份有限公司 | Detection method and detection device of laser scattering dust meter |
| CN112326519B (en) * | 2020-10-15 | 2024-05-24 | 上海北分科技股份有限公司 | Detection method and detection device of laser scattering dust meter |
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