CN210401825U

CN210401825U - Lighting device of white light LED fluorescence module based on N way

Info

Publication number: CN210401825U
Application number: CN201921321551.2U
Authority: CN
Inventors: 曾继敏
Original assignee: Jiangsu Situoli Instrument Co ltd
Current assignee: Jiangsu Situoli Instrument Co ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-04-24
Anticipated expiration: 2029-08-15

Abstract

The utility model relates to a lighting device based on three routes fluorescence module mainly includes LED lamp, collimating mirror, dichroic mirror, focusing lens group, output optic fibre, casing, its characterized in that, be equipped with the fluorescence module lighting device that can produce specific wavelength exciting light on the casing, lighting device is by N the specific optical wavelength of LED lamp is constituteed, the LED lamp is preceding to be equipped with lens, lens are preceding to be equipped with dichroic mirror, output optic fibre passes through the beam shrinking mirror, the utility model provides a simple structure, convenient to use's lighting device of N way white LED fluorescence module to have duct fan thermal system can high-quality improvement fan thermal property, the work of wind channel jam and clearance has been removed in the design of no dustproof cotton, satisfy most fluorescence probe and autofluorescence's detection.

Description

Lighting device of white light LED fluorescence module based on N way

Technical Field

The present application relates to a fluorescent lighting device for a microscope, and more particularly, to a lighting device based on an N-way white LED fluorescent module.

Background

Patent ZL 2016207232540 discloses a multi-channel fluorescent lighting device, especially, a plurality of fluorescent modules are arranged on a rotary disk, and the rotary disk rotates to make the main optical axis of the required fluorescent module be in the position coaxial with the dovetail groove and the eyepiece seat, at this time, the fluorescent source emits light, and the fluorescent light with specific wavelength is obtained. However, there is a need to solve the problem of how a stationary external power supply supplies power to a rotating fluorescent module, as it requires a rotating turntable.

Patent ZL 201710802005.X of this company application, a simple structure, convenient to use's multichannel fluorescence lighting device is proposed, install excitation optical module, collimating mirror, focusing lens group, the output fiber that can produce the different wavelength exciting light on a casing, the exciting light that exciting optical module produced is radiated or is thrown the back through the dichroism among this excitation optical module, the collimation of collimating mirror gets into the dichroism mirror and is emergent after getting into focusing lens group, or exciting optical module produces the light beam and gets into the dichroism mirror through the collimation of collimating mirror and is emergent after getting into focusing lens group, adjust suitable facula size through adjusting focusing lens group and get into output fiber optic cable and then emergent. Although the function meets the requirement, the structure and the manufacturing cost can be further optimized, and the function requirement can be met simultaneously, so that the existing mercury lamp and xenon lamp can be replaced, and the purpose of saving high consumable cost can be achieved.

SUMMERY OF THE UTILITY MODEL

The purpose of this technique is to provide a simple structure, convenient to use's white light LED fluorescence module's in N way lighting device, mainly includes LED lamp, focusing lens, collimating mirror, dichroic mirror, casing, duct cooling system and beam contracting mirror, wherein: the novel solar energy heat-radiating ducted type solar energy collector is characterized in that a fluorescent module lighting device capable of generating exciting light with a specific wavelength is arranged on the shell, the fluorescent module lighting device is composed of N LED lamps, the collimating lenses are arranged in front of the LED lamps, dichroic mirrors are arranged in front of the collimating lenses, focusing lenses are arranged in front of the dichroic mirrors and can be adjusted through adjusting devices, 3 LED lamps are arranged on two sides of the shell respectively, the beam shrinking mirrors and the LED lamps are on the same optical axis, an installation identifier is arranged on the shell and can pass through the installation identifier and be connected with output optical fibers, and the ducted heat-radiating system is composed of dustproof-free cotton, a ducted fan heat block and a circulating fan.

Further, the length of the shell of the lighting device based on the white light LED fluorescent module is 100-200 mm, the width of the shell is 50-100 mm, and the height of the shell is 100-160 mm.

Further, the size of the focusing lens is more than 25 mm.

Furthermore, the number of the dichroic mirrors is 2, and the reflectivity of reflected light can reach more than 99%.

Further, the effective clear aperture of the collimating mirror is more than 25 mm.

Further, the effective clear aperture of the focusing lens is more than 25 mm.

Furthermore, a plurality of heat dissipation columns are arranged on the ducted fan heat block in an array mode.

Further, the wavelength of the light beam emitted by the LED lamp is a common specific wavelength.

Further, the dichroic mirror may reflect light beams emitted from the LED lamps to the same optical axis.

Furthermore, a temperature and humidity sensor is arranged inside the shell.

Compared with the prior art, the technical scheme of the utility model has the advantages that (1) the structure is simpler; (2) the ducted fan heat system can improve the fan heat performance with high quality, and the design of no dustproof cotton avoids the work of blocking and cleaning the air duct; (3) the wavelength of light emitted by the LED lamp in the technical scheme is a common specific wavelength, so that the detection of most of fluorescent probes and autofluorescence is satisfied; (4) a temperature and humidity sensor is arranged in the system, the operation of equipment can be controlled through an intelligent system, the automatic start-stop and heat dissipation ratio adjustment are realized, the automatic protection function and the TTL external expansion function are provided, the use mode and the light intensity ratio of specific wavelengths can be set through the programming function, the efficient energy-saving state is achieved, and the use cost is reduced.

Drawings

Fig. 1 is a schematic diagram of a three-way fluorescent module-based lighting device of the present invention;

FIG. 2 is a ducted fan heat block of the present invention;

fig. 3 is an installation identifier of the present invention;

FIG. 4 is an optical fiber of the present invention;

fig. 5 is a flow chart of the optical fiber of the present invention.

Detailed Description

The utility model provides a simple structure, convenient to use's lighting device based on three routes fluorescence module, mainly includes LED lamp 6, focusing lens 3, collimating mirror 5, dichroic mirror, casing 1, duct cooling system and beam contracting mirror 2, wherein: a fluorescent module lighting device capable of generating exciting light with specific wavelength is arranged on the shell 1 and consists of N LED lamps 6, the collimating lens 5 is arranged in front of the LED lamps 6, the dichroic mirror is arranged in front of the collimating lens 5, a focusing lens 3 is arranged in front of the dichroic mirror, the focusing lens 3 can be adjusted by an adjusting

device

4, 3 LED lamps 6 are respectively arranged at two sides of the shell 1, the beam-reducing mirror 2 and the LED lamp 6 are on the same optical axis, the housing 1 is provided with an installation identifier 12, the accessible installation recognizer 12 is connected with output optical fiber, duct cooling system comprises no dustproof cotton 7, duct fan heat piece 8 and circulating fan 10, and the work of wind channel jam and clearance has been removed from in the setting of no dustproof cotton 7 and can effective control device temperature through the cooperation use of duct fan heat piece 8 and circulating fan 10.

Specifically, the length of the shell 1 of the lighting device based on the white light LED fluorescent module is 100-200 mm, the width of the shell is 50-100 mm, and the height of the shell 1 is 100-160 mm.

Specifically, the size of the focusing lens 3 is 25mm or more.

Specifically, the number of the dichroic mirrors is 2, and the reflectivity of reflected light can reach more than 99%.

Specifically, the effective clear aperture of the collimator 5 is more than 25 mm.

Specifically, the effective clear aperture of the focusing lens 3 is more than 25 mm.

Specifically, a plurality of heat dissipation columns 11 are arranged on the ducted fan heat block 8 in an array manner.

Specifically, the wavelength of the light beam emitted by the LED lamp 6 is a common specific wavelength, which can satisfy the detection of most fluorescent probes and autofluorescence.

Specifically, the dichroic mirror may reflect the light beams emitted by the LED lamps 6 to the same optical axis.

Specifically, the inside temperature and humidity sensor 9 that is provided with of casing 1, and temperature and humidity sensor 9 and circulating fan 10 connection of electric lines, the steerable circulating fan 10 of temperature and humidity sensor 9 is opened.

The specific embodiment is as follows:

the illumination device based on the three-way fluorescent module shown in fig. 1, 2, 3, 4 and 5 is characterized in that the illumination device based on the three-way fluorescent module is a fluorescent module illumination device which is arranged on a shell 1 and can generate exciting light with a specific wavelength, the fluorescent module illumination device is composed of 3 LED lamps 6, the LED lamps 6 can generate the specific wavelength, light beams emitted by the LED lamps 6 on two sides of the shell vertically enter a collimating mirror 5 to reach and then are combined in a dichroic mirror to finally form a light path, the light path is adjusted to a proper light spot size by using an adjusting focusing lens 3 and then can be connected with an output optical fiber through an installation identifier 12, and the light path is emitted after entering the output optical fiber and further reaches an optical instrument.

The present invention is further developed and tried based on the patent ZL 201710802005.X previously applied by the present company, and therefore, the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a lighting device of white light LED fluorescence module based on N way mainly includes LED lamp (6), focusing lens (3), collimating mirror (5), dichroic mirror, casing (1), duct cooling system and beam contracting mirror (2), its characterized in that: a fluorescent module lighting device capable of generating exciting light with specific wavelength is arranged on the shell (1), the fluorescent module lighting device consists of N LED lamps (6), the collimating lenses (5) are arranged in front of the LED lamps (6), a dichroic mirror is arranged in front of the collimating mirror (5), a focusing lens (3) is arranged in front of the dichroic mirror, the focusing lens (3) can be adjusted through an adjusting device (4), 3 LED lamps (6) are respectively arranged at two sides of the shell (1), the beam-reducing mirror (2) and the LED lamp (6) are on the same optical axis, the shell (1) is provided with an installation identifier (12), the installation identifier (12) can be connected with the output optical fiber, and the duct heat dissipation system is composed of dustproof-free cotton (7), a duct fan heat block (8) and a circulating fan (10).

2. The lighting device of claim 1, wherein the lighting device comprises: the lighting device based on the white light LED fluorescent module is characterized in that the length of the shell (1) is 100-200 mm, the width of the shell is 50-100 mm, and the height of the shell (1) is 100-160 mm.

3. The lighting device of claim 1, wherein the lighting device comprises: the size of the focusing lens (3) is more than 25 mm.

4. The lighting device of claim 1, wherein the lighting device comprises: the number of the dichroic mirrors is 2, and the reflectivity of reflected light can reach more than 99%.

5. The lighting device of claim 1, wherein the lighting device comprises: the effective clear aperture of the collimating lens (5) is more than 25 mm.

6. The lighting device of claim 1, wherein the lighting device comprises: the effective clear aperture of the focusing lens (3) is more than 25 mm.

7. The lighting device of claim 1, wherein the lighting device comprises: and a plurality of heat dissipation columns (11) are arranged on the ducted fan heat block (8) in an array manner.

8. The lighting device of claim 1, wherein the lighting device comprises: the wavelength of the light beam emitted by the LED lamp (6) is common specific wavelength.

9. The lighting device of claim 1, wherein the lighting device comprises: the collimating mirror (5) can reflect the light beams emitted by the LED lamp (6) to the same optical axis.

10. The lighting device of claim 1, wherein the lighting device comprises: a temperature and humidity sensor (9) is arranged inside the shell (1).