CN205318079U - Material discovery appearance is examined to LED matrix biology - Google Patents

Abstract

The utility model belongs to the technical field of criminal investigation equipment technique and specifically relates to a material discovery appearance is examined to LED matrix biology. It includes optical lens and lever, and optical lens includes the lamp body, inlays to adorn and encapsulates spotlight cup, LED lamp plate, radiator, drive plate and the radiator fan in the lamp body in the intraoral optical filtering of the light -emitting of lamp body and by preceding to the back order, offers the lamp hole that a plurality of is array distribution on the spotlight cup, the lamp pearl counterpoint gomphosis on the LED lamp plate in the lamp hole, the lever install on the lamp body and with drive plate electric connection. The utility model discloses a make it form LED array light source to setting up of LED lamp plate, utilize the spotlight cup to carry out spotlight (with the luminousness of guaranteeing whole light and go out the luminance) back to the light source, again via the corresponding parasitics light of optical filtering filtering after, hi -lite, high homogeneity luminous of realizing whole optical lens, thereby when discovery vestige material evidence, can provide the clear even bare effect of not having the vision interference, can extensively be applicable to vestige investigation target search to can directly be used for the photographic record illumination of collecting evidence.

Description

A kind of LED matrix formula biological material finds instrument

Technical field

The utility model relates to criminal investigation equipment technical field, and especially a kind of LED matrix formula biological material finds instrument.

Background technology

It is known that, biological material finds that instrument is the important equipment of public affairs, inspection, method, Si Deng department search site, discovery material evidence vestige, the nondestructive testing being specially adapted to the on-the-spot various material evidence search of public security and fingerprint, the search such as biological materials such as the seminal stain of spot, vaginal secretion thing, saliva, bloodstain, urine mark, bone tooth fragments finds; The and for example harmless search of the semi-permeable property object fingerprint surface such as the body of wall of spot, packing box, vestige of keeping the seal and manifesting etc.

But, existing biological material finds that instrument is due to the restriction by structural design, and generally there are the following problems to cause it: first, it has been found that during trace evidence, owing to the illumination insufficient strength at scene causes definition not high; 2nd, the bright dipping purity of optics parts is not high, veiling glare is more, is not easy to take pictures; Three, volume is big, weight is big, is inconvenient to carry, is not easy to onsite application; Four, heat radiation property is poor, and the high temperature produced after long working can have influence on stability and the service life of instrument itself.

Therefore, it is necessary to existing discovery instrument is proposed improvement scheme, to meet the user demand of detecting site to greatest extent.

Practical novel content

For the deficiency that above-mentioned prior art exists, the purpose of this utility model be a kind of simple and compact for structure, assembling carry and easy to use, light-out effect significantly, the LED matrix formula biological material of stable performance find instrument.

In order to realize above-mentioned purpose, the utility model adopts following technical scheme:

A kind of LED matrix formula biological material finds instrument, it comprises optics camera lens and operation handle, optical filtering in the bright dipping mouth that described optics camera lens comprises lamp housing, be flush-mounted in lamp housing and order is packaged in lamp housing from front to back prefocus cup, LED lamp panel, radiator, driving plate and heat radiation fan, described prefocus cup is offered some the lamp holes in array distribution, lamp pearl contraposition in described LED lamp panel is embedded in lamp hole, and described operation handle is installed on lamp housing and is electrically connected with driving plate.

Preferably, described operation handle comprise the handle shell on installing lamp housing, the switch seat being installed in handle shell, be flush-mounted in handle shell top end wall face on and in the sliding knob that is connected with switch seat pivotable and the bottom port being installed in handle shell and be electrically connected with switch seat first be electrically connected device, described sliding knob simultaneously with drive plate electric connection.

Preferably, described optical filtering is the quartz glass through the process of vacuum deposit plating film.

Preferably, being also provided with a mirror ring in the bright dipping mouth of described lamp housing, described optical filtering is installed in the bright dipping mouth of lamp housing by mirror ring.

Preferably, described radiator comprises header board and some is distributed in header board rear surface parallel and fin integrated with header board, described LED lamp panel is resisted against the front face of header board, described driving plate is covered on the rear surface of fin, has offered heat radiation hole in region corresponding with radiator on the sidewall of described lamp housing.

Preferably, it also comprises an accumulation power supply, and described accumulation power supply is embedded with a 2nd electrical connection device for carrying out being electrically connected with operation handle.

Preferably, described accumulation power supply comprises shell, energy-storage battery, battery-operated plate and cell switch, described energy-storage battery and battery-operated plate are packaged in shell, and described cell switch and the 2nd electrical connection device are all flush-mounted on shell and are electrically connected with energy-storage battery by battery-operated plate.

Preferably, described shell is also embedded with some the indicator lamp groups being electrically connected with battery-operated plate.

Owing to have employed such scheme, the utility model is by making it form LED array light source the setting of LED lamp panel, after utilizing prefocus cup that light source carries out optically focused (to ensure light transmittance and the emitting brightness of whole light), again via after the corresponding veiling glare of optical filtering filtering, it is achieved the whole high brightness of optics camera lens, the luminescence of high uniformity; Thus when finding trace evidence, the even light light effect that clear no visual disturbs can be provided, vestige can be widely used in and reconnoitred target search, and photography evidence obtaining record illumination can be directly used in; It is simple and compact for structure, assembling uses and easy to carry, stable performance, has very strong practical value and market popularization value.

Accompanying drawing explanation

Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram of the utility model embodiment;

Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of the optics camera lens of the utility model embodiment;

Fig. 3 is the STRUCTURE DECOMPOSITION schematic diagram of the operation handle of the utility model embodiment;

Fig. 4 is the STRUCTURE DECOMPOSITION schematic diagram of the accumulation power supply of the utility model embodiment.

Specific embodiment party formula

Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.

As shown in Figures 1 to 4, a kind of LED matrix formula biological material that the utility model embodiment provides finds instrument, and it comprises the optics camera lens a for generation of light source and the operation handle b for control both optical camera lens a work, wherein, optics camera lens a comprises lamp housing 1, the optical filtering 2 being flush-mounted in the bright dipping mouth of lamp housing 1 and the prefocus cup 3 being sequentially packaged in lamp housing 1 from front to back, LED lamp panel 4 (it is formed primarily of the some individual LED lamp bead in array distribution being arranged on aluminium base plate), radiator 5, drive plate 6 and heat radiation fan 7, prefocus cup 3 is offered some individual lamp holes in array distribution (not shown, it can according to circumstances be arranged, as offered 30 altogether and rectangular array distribution), lamp pearl contraposition in LED lamp panel 4 is embedded in lamp hole, operate handle b be then installed on lamp housing 1 and with driving plate 6 be electrically connected. with this, by making it form LED array light source the setting of LED lamp panel 4, after utilizing prefocus cup 3 that light source carries out optically focused (to ensure light transmittance and the emitting brightness of whole light), again via after the optical filtering 2 corresponding veiling glare of filtering, it is achieved the whole high brightness of optics camera lens a, the luminescence of high uniformity, thus when finding trace evidence, the even light light effect that clear no visual disturbs can be provided, vestige can be widely used in and reconnoitred target search, and photography evidence obtaining record illumination can be directly used in.

For ease of the use of whole discovery instrument, operation and control, the operation handle b of the present embodiment comprise the handle shell 7 on installing lamp housing 1, the switch seat 8 being installed in handle shell 7, be flush-mounted in handle shell 7 top end wall face on and in the sliding knob 9 that is connected with switch seat 8 pivotable and the bottom port being installed in handle shell 7 and be electrically connected with switch seat 8 first be electrically connected device 10, be electrically connected with driving plate 6 while of sliding knob 9. So, the hand-holdable handle shell 7 of operating personnel also rotates sliding knob 9 i.e. controllable switch seat 8 conducting or closedown by finger, and then by driving plate 6 to realize the keying control of whole optics camera lens a.

For ensureing the even light light effect effect of optics camera lens a, the optical filtering 2 of the present embodiment adopts the quartz glass through the process of vacuum deposit plating film, with this, the light Pureness control of optical filtering 2 can be made at ± 5nm, improves light-out effect while ensureing light transmittance.

As a preferred version, being also provided with a mirror ring 11 in the bright dipping mouth of lamp housing 1, optical filtering 2 is installed in the bright dipping mouth of lamp housing 1 by mirror ring 11, thus while ensureing that optical filtering 2 firmly assembles, mirror ring 11 can be utilized to limit the light road warp of optical filtering 2.

For strengthening the heat radiation effect of whole discovery instrument, improve its stability and extend service life, the radiator 5 of the present embodiment comprise header board 51 and some be distributed in header board 51 rear surface parallel and with the integrated fin of header board 51 52 (to be now that radiator 5 forms the structure being similar to the dark tooth heat radiation of high density), LED lamp panel 4 is resisted against the front face of header board 51, drive plate 6 to be then covered on the rear surface of fin 52, in simultaneously corresponding with radiator 5 on the sidewall of lamp housing 1 region, offer heat radiation hole 53.

The convenience finding that instrument uses for strengthening, the discovery instrument of the present embodiment also comprises an accumulation power supply c, accumulation power supply c is embedded with a 2nd electrical connection device 12 (its be specifically electrically connected with first device 10 carry out slotting load connect) for carrying out being electrically connected with operation handle b, with this, accumulation power supply c can be utilized to provide electricity supply by operation handle b to optics camera lens a, owing to itself and operation handle b adopt the form removably connected, therefore whole discovery instrument can be convenient to and carry out carrying, assemble and using.

For optimizing the structure of whole discovery instrument, the accumulation power supply c of the present embodiment comprises shell 13, energy-storage battery 14, battery-operated plate 15 and cell switch 16; Wherein, energy-storage battery 14 and battery-operated plate 15 are packaged in shell 13, and cell switch 16 and the 2nd electrical connection device 12 are all flush-mounted on shell 13 and are electrically connected with energy-storage battery 14 by battery-operated plate 15.

For the Practical Performance of abundant discovery instrument, shell 13 is also embedded with some the indicator lamp groups 17 being electrically connected with battery-operated plate 15, to utilize indicator lamp group 17 information such as the charge value of the work state and energy-storage battery 14 that find instrument to be shown in real time.

The foregoing is only preferred embodiment of the present utility model; not thereby patent scope of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, all it is included in scope of patent protection of the present utility model with reason.

Claims (8)

1. a LED matrix formula biological material finds instrument, it is characterized in that: it comprises optics camera lens and operation handle, optical filtering in the bright dipping mouth that described optics camera lens comprises lamp housing, be flush-mounted in lamp housing and order is packaged in lamp housing from front to back prefocus cup, LED lamp panel, radiator, driving plate and heat radiation fan, described prefocus cup is offered some the lamp holes in array distribution, lamp pearl contraposition in described LED lamp panel is embedded in lamp hole, and described operation handle is installed on lamp housing and is electrically connected with driving plate.

2. a kind of LED array formula biological material as claimed in claim 1 finds instrument, it is characterized in that: described operation handle comprise the handle shell on installing lamp housing, the switch seat being installed in handle shell, be flush-mounted in handle shell top end wall face on and in the sliding knob that is connected with switch seat pivotable and the bottom port being installed in handle shell and be electrically connected with switch seat first be electrically connected device, described sliding knob simultaneously with drive plate electric connection.

3. a kind of LED array formula biological material as claimed in claim 1 finds instrument, it is characterised in that: described optical filtering is the quartz glass through the process of vacuum deposit plating film.

4. a kind of LED array formula biological material as claimed in claim 3 finds instrument, it is characterised in that: being also provided with a mirror ring in the bright dipping mouth of described lamp housing, described optical filtering is installed in the bright dipping mouth of lamp housing by mirror ring.

5. a kind of LED array formula biological material as claimed in claim 1 finds instrument, it is characterized in that: described radiator comprises header board and some is distributed in header board rear surface parallel and fin integrated with header board, described LED lamp panel is resisted against the front face of header board, described driving plate is covered on the rear surface of fin, has offered heat radiation hole in region corresponding with radiator on the sidewall of described lamp housing.

6. a kind of LED array formula biological material as according to any one of claim 1-5 finds instrument, it is characterised in that: it also comprises an accumulation power supply, and described accumulation power supply is embedded with a 2nd electrical connection device for carrying out being electrically connected with operation handle.

7. a kind of LED array formula biological material as claimed in claim 6 finds instrument, it is characterized in that: described accumulation power supply comprises shell, energy-storage battery, battery-operated plate and cell switch, described energy-storage battery and battery-operated plate are packaged in shell, and described cell switch and the 2nd electrical connection device are all flush-mounted on shell and are electrically connected with energy-storage battery by battery-operated plate.

8. a kind of LED array formula biological material as claimed in claim 7 finds instrument, it is characterised in that: described shell is also embedded with some the indicator lamp groups being electrically connected with battery-operated plate.