CN203688956U

CN203688956U - Super-distant fiber coupling laser illuminator

Info

Publication number: CN203688956U
Application number: CN201420025027.1U
Authority: CN
Inventors: 韩雪冰; 张文静; 朴景利; 张有林
Original assignee: CHANGCHUN CHANGGUANG UL INFRARED TECHNOLOGY Co Ltd
Current assignee: CHANGCHUN CHANGGUANG UL INFRARED TECHNOLOGY Co Ltd
Priority date: 2014-01-16
Filing date: 2014-01-16
Publication date: 2014-07-02
Anticipated expiration: 2024-01-16

Abstract

The utility model relates to a super-distant fiber coupling laser illuminator and belongs to the dynamo-electric field. The super-distant distance fiber coupling laser illuminator comprises a power source box and a lens which are connected, wherein one end of a circuit board is electrically connected with LD light emitting chips, and the other end of the circuit board is electrically connected with a power source. When the power source is switched on, a control signal is inputted into the circuit board, the circuit board controls the LD light emitting chips for light emitting, the seven LD light emitting chips are connected with a fiber, and laser beams emitted by the LD light emitting chips are emitted out after fiber coupling and then forms strong-brightness and uniform light spots after passing through a small eyeglass and a large eyeglass of a lens group. The super-distant distance fiber coupling laser illuminator is advantaged in that: the seven light emitting chips are utilized to emit the uniform light spots after fiber coupling; super-distant illumination is realized; an imported power source is utilized to realize large power and low power consumption; multiple fans are utilized to form a three-dimensional stereo circulation; the power source and the lens part are separate, and the super-distant fiber coupling laser illuminator further has properties of good heat radiation effect, simple and novel structure and strong practicality.

Description

Overlength distance optical fiber coupled laser lighting device

Technical field

The utility model relates to dynamo-electric field, and particularly a kind of overlength distance optical fiber coupled laser lighting device, uses for video camera night vision light filling.

Background technology

it is larger that general semiconductor laser has beam emissions angle, driving power is had relatively high expectations, the defect such as hot spot is inhomogeneous, fiber coupled laser adopts fiber coupling module, to laser beam collimate, shaping, conversion, improved the output beam hot spot of laser instrument.And fiber coupled laser structure is relatively simple, power is high, and the life-span is long, due to its high efficiency, has saved significantly work power consumption, saves operating cost, but has the deficiencies such as illumination distances is near, power consumption is large, radiating effect is poor, is badly in need of improving.

Summary of the invention

The purpose of this utility model is to provide a kind of overlength distance optical fiber coupled laser lighting device, solve existing semiconductor laser illumination distances near, power consumption is large, the problems such as radiating effect is poor, the utility model can be realized overlength distance night vision illumination, and low in energy consumption, good heat dissipation, seven LD luminescence chips are connected optical fiber by the utility model, after coupling, can send brightness even, the hot spot of overlength distance illumination, utilize multiple fans to make the wind of its generation form 3 D stereo circulation, and power unit separates with camera lens part, more be conducive to heat radiation, adopt import power supply, realize high-power, low-power consumption.The utility model is in power pack, and one end of circuit board is electrically connected with LD luminescence chip, and the other end of circuit board is electrically connected with a power supply.When after power connection, control signal input circuit plate, circuit board control LD luminescence chip is luminous, seven LD luminescence chips are all connected with optical fiber, the laser beam that LD luminescence chip sends penetrates after coupling fiber, after little eyeglass and large eyeglass by lens group, forms strong, the uniform hot spot of brightness.

Above-mentioned purpose of the present utility model is achieved through the following technical solutions:

Overlength distance optical fiber coupled laser lighting device, comprise interconnective power pack and camera lens, described power pack is: a side of big fan 1 contacts with back side panel 2, one side of card extender 3 contacts with upper cover 4, one end of LD chip 5 is embedded on base plate 11, small fan 6 is at the opposite side of power pack, circuit board 7 one end contact with back side panel 2, the other end contacts with front side board 9, one end of output sleeve 10 contacts with front side board 9, one side of motor adapter 8 contacts with upper cover 4, and opposite side contacts with front side board 9, and back side panel 2 is separately fixed on supporting plate 12 with front side board 9.

Described camera lens is: the outer side that is connected on moving lens cylinder 14 of optical fiber head-shield 13, little eyeglass 15 is connected with little eyeglass trim ring 16, all be embedded in mobile lens barrel 14, described mobile lens barrel 14 is connected with a side of cam sleeve 17, the opposite side of described cam sleeve 17 contacts with gear wheel 18, all in matrix 26; Large eyeglass 20 is connected with large eyeglass trim ring 21, is all embedded in large lens barrel 19, and large eyeglass head-shield 22 is external with large eyeglass 20, and pinion wheel 23 contacts with motor shaft sleeve 24, and motor shaft sleeve 24 contacts with motor 25.

The beneficial effects of the utility model are: adopt seven luminescence chips after coupling fiber, to send uniform light spots, realize overlength distance illumination, adopt import power supply to realize high-power, low-power consumption, utilize multiple fans to form 3 D stereo circulation, power supply separates with camera lens part, good heat dissipation effect, simple in structure, novel, practical.

Brief description of the drawings

Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, and illustrative example of the present utility model and explanation thereof are used for explaining the utility model, do not form improper restriction of the present utility model.

Fig. 1 is the longitudinal profile schematic diagram of power pack of the present utility model;

Fig. 2 is the longitudinal profile schematic diagram of camera lens of the present utility model.

In figure: 1, big fan, 2, back side panel, 3, card extender, 4, upper cover, 5, LD chip, 6, small fan, 7, circuit board, 8, motor adapter, 9, front side board, 10, output sleeve, 11, base plate, 12, supporting plate, 13, optical fiber head-shield, 14, mobile lens barrel, 15, lenslet, 16, little eyeglass trim ring, 17, cam sleeve, 18, gear wheel, 19, large lens barrel, 20, large eyeglass, 21, large eyeglass trim ring, 22, large eyeglass head-shield, 23, pinion wheel, 24, motor shaft sleeve, 25, motor, 26, matrix.

Embodiment

Further illustrate detailed content of the present utility model and embodiment thereof below in conjunction with accompanying drawing.

Shown in Fig. 1 and Fig. 2, overlength distance optical fiber coupled laser lighting device of the present utility model, comprise interconnective power pack and camera lens, described power pack is: a side of big fan 1 contacts with back side panel 2, one side of card extender 3 contacts with upper cover 4, one end of LD chip 5 is embedded on base plate 11, small fan 6 is at the opposite side of power pack, circuit board 7 one end contact with back side panel 2, the other end contacts with front side board 9, one end of output sleeve 10 contacts with front side board 9, one side of motor adapter 8 contacts with upper cover 4, opposite side contacts with front side board 9, back side panel 2 is separately fixed on supporting plate 12 with front side board 9.

Shown in Figure 2, camera lens described in the utility model is: the outer side that is connected on moving lens cylinder 14 of optical fiber head-shield 13, little eyeglass 15 is connected with little eyeglass trim ring 16, all be embedded in mobile lens barrel 14, described mobile lens barrel 14 is connected with a side of cam sleeve 17, the opposite side of described cam sleeve 17 contacts with gear wheel 18, all in matrix 26; Large eyeglass 20 is connected with large eyeglass trim ring 21, is all embedded in large lens barrel 19, and large eyeglass head-shield 22 is external with large eyeglass 20, and pinion wheel 23 contacts with motor shaft sleeve 24, and motor shaft sleeve 24 contacts with motor 25.

The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All any amendments that the utility model is done, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.

Claims

1. an overlength distance optical fiber coupled laser lighting device, it is characterized in that: comprise interconnective power pack and camera lens, described power pack is: a side of big fan (1) contacts with back side panel (2), one side of card extender (3) contacts with upper cover (4), one end of LD chip (5) is embedded on base plate (11), small fan (6) is at the opposite side of power pack, circuit board (7) one end contacts with back side panel (2), the other end contacts with front side board (9), one end of output sleeve (10) contacts with front side board (9), one side of motor adapter (8) contacts with upper cover (4), opposite side contacts with front side board (9), back side panel (2) is separately fixed on supporting plate (12) with front side board (9).

2. overlength distance optical fiber coupled laser lighting device according to claim 1, it is characterized in that: described camera lens is: the outer side that is connected on moving lens cylinder (14) of optical fiber head-shield (13), little eyeglass (15) is connected with little eyeglass trim ring (16), all be embedded in mobile lens barrel (14), described mobile lens barrel (14) is connected with a side of cam sleeve (17), the opposite side of described cam sleeve (17) contacts with gear wheel (18), all in matrix (26); Large eyeglass (20) is connected with large eyeglass trim ring (21), is all embedded in large lens barrel (19), and large eyeglass head-shield (22) is external with large eyeglass (20), and pinion wheel (23) contacts with motor shaft sleeve (24), and motor shaft sleeve (24) contacts with motor (25).