CN213935359U

CN213935359U - Light source equipment

Info

Publication number: CN213935359U
Application number: CN202023341287.4U
Authority: CN
Inventors: 廖洪钢; 林国林
Original assignee: Xiamen Super New Core Technology Co ltd
Current assignee: Xiamen Super New Core Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-08-10
Anticipated expiration: 2030-12-31

Abstract

The utility model belongs to the technical field of the optics experimental facilities, concretely relates to light source equipment. The light source equipment comprises a plurality of light sources with different wave bands, and further comprises a driving assembly and a controller, wherein the output end of the controller is connected with the control input end of the driving assembly, the driving assembly is connected with each light source, and the driving assembly is used for moving the corresponding light source to a light emitting position to emit light according to a control signal provided by the controller. The driving assembly sequentially moves the light sources with different wave bands to the light emitting position according to the control signal provided by the controller to emit light, so that the rapid switching among the specific wave bands is realized, and the experimental efficiency is obviously improved.

Description

Light source equipment

Technical Field

The utility model belongs to the technical field of the optics experimental facilities, concretely relates to light source equipment.

Background

Light of various wave bands is needed in an in-situ optical experiment, experimenters introduce the light from a light source into an optical sample rod and then into a chip by using optical fibers, and the light of different wave bands and intensities is used for the experiment by connecting different light sources.

There are currently two methods of controlling the wavelength band of light: 1. the experimenter manually detaches the optical fiber from the optical fiber connector of one light source device and connects the optical fiber connector of another light source device to complete the switching of the wave bands, and the method has the advantages that the purity of the light is high, but the detachment and the assembly are time-consuming and troublesome; 2. the wavelength band switching is carried out by adding different optical filters, the operation is simpler and quicker, but the purity of the filtered light is not high.

At present, some optical experiments need to switch the wave band of light in real time, and the light is required to have higher purity, so that the light source equipment on the market cannot meet the requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that a can realize that the wave band fast switch over and the high light source equipment of purity of light are provided.

In order to achieve the above object, the technical solution of the present invention is:

the light source equipment comprises a plurality of light sources with different wave bands, and further comprises a driving assembly and a controller, wherein the output end of the controller is connected with the control input end of the driving assembly, the driving assembly is connected with each light source, and the driving assembly is used for moving the corresponding light source to a light emitting position to emit light according to a control signal provided by the controller.

Preferably, the light source is disposed on a lamp panel, the lamp panel is connected to a driving assembly, and the driving assembly moves the light source by moving the lamp panel.

Preferably, the lamp panel is a circular lamp panel, the light sources are arranged along the circumferential direction of the lamp panel, the driving assembly comprises a transmission rod and a first motor, the transmission rod is perpendicular to the lamp panel, one end of the transmission rod is fixed at the center of the lamp panel, the other end of the transmission rod is connected with the first motor, and the first motor is used for driving the transmission rod to rotate according to a control signal provided by the controller, so that the lamp panel rotates.

Preferably, the driving assembly further comprises a second motor, a sliding block and an ejector pin, the ejector pin is fixed on the sliding block and points to the lamp panel, and the second motor is connected with the controller and used for driving the sliding block to move according to a control signal provided by the controller, so that the ejector pin is connected with the light source located at the light emitting position or disconnected with the light source located at the light emitting position.

Preferably, a plurality of radiating blocks are arranged on the lamp panel along the circumferential direction, the light source is arranged on the radiating blocks, and the radiating blocks are detachably fixed on the lamp panel.

Preferably, the light source is detachably fixed to the heat dissipation block.

Preferably, a plurality of grooves are formed in the lamp panel in the circumferential direction towards the circle center, the light source is arranged on one side of the heat dissipation block, a plurality of cooling fins are arranged on the other side of the heat dissipation block, and the plurality of cooling fins penetrate through the grooves; the light source device further includes a fan for dissipating heat.

Preferably, the light emitting device further comprises a housing, the light emitting position is located on the front wall of the housing, and the light emitting position is provided with a fiber connector; the number of the fans is 3, the first fan and the second fan are respectively arranged on the left side wall and the right side wall of the shell, one fan is used for air outlet, and the other fan is used for air inlet; the lamp panel sets up inside the shell, sets up towards the antetheca of shell, and the clearance between lamp panel and the shell antetheca is located between first fan and the second fan, and the back wall at the shell is established to the third fan for the air inlet.

Preferably, the light source is an LED light source.

Preferably, a lens is arranged between the lamp panel and the optical fiber connector, and the lens is used for converging the light emitted by the light source to the optical fiber connector.

After adopting above-mentioned scheme, beneficial effect is:

the driving assembly sequentially moves the light sources with different wave bands to the light emitting position according to the control signal provided by the controller to emit light, so that the rapid switching among the specific wave bands is realized, and the experimental efficiency is obviously improved.

Drawings

Fig. 1 is a first schematic structural diagram illustrating the positions of optical fiber connectors according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the position of an optical fiber connector according to an embodiment of the present invention;

FIG. 3 is an exploded view of the main components of an embodiment of the present invention;

FIG. 4 is an exploded view of another perspective of a principal component of an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a fan according to an embodiment of the present invention;

FIG. 6 is a diagram of a key component according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of another perspective view of a key component according to an embodiment of the present invention;

fig. 8 is a partially enlarged view of fig. 7.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The first embodiment is as follows:

as shown in fig. 1 to 8, a light source device includes a plurality of light sources 1 with different wavelength bands, and further includes a driving component and a controller 2, an output end of the controller 2 is connected to a control input end of the driving component, the driving component is connected to each light source 1, and the driving component is configured to move the corresponding light source 1 to a light emitting position (a position where the light source 1 is located, which is indicated by an arrow in fig. 2, is the light emitting position) according to a control signal provided by the controller 2 to emit light.

In this embodiment, to control the volume of the light source device, the external programmable power supply is used to provide voltage for the light source 1, and the voltage and current required by different light sources 1 may be different. The programmable power supply is connected to the controller 2. The Controller 2 may be implemented by using an existing PLC (Programmable Logic Controller).

Further, in the present embodiment, the light source 1 is disposed on the lamp panel 4, and the lamp panel 4 is connected to the driving assembly, and the driving assembly moves the light source 1 by moving the lamp panel 4. In other embodiments, the light sources 1 may be connected to the driving assembly independently.

Further, the lamp panel 4 is a circular lamp panel, and the light sources 1 are arranged along the circumferential direction of the lamp panel 4 and are compactly arranged, so that the volume of the light source equipment is as small as possible. The driving assembly comprises a driving rod 51 and a first motor 52, the driving rod 51 is arranged perpendicular to the lamp panel 4, one end of the driving rod 51 is fixed at the center of the lamp panel 4, the other end of the driving rod 51 is connected with the first motor 52, and the first motor 52 is used for driving the driving rod 51 to rotate according to a control signal provided by the controller 2, so that the lamp panel 4 rotates in the direction r or the direction opposite to the direction r in fig. 2. In this embodiment, the number of the light sources 1 is 8, and the wavelength bands are 365-; of course, the number of the light sources 1 may be other numbers, and the wavelength band may be other wavelength bands. The transmission rod 51 is connected to the first electrode 52 by a belt (not shown). In other embodiments, the lamp panel 4 may also be strip-shaped, and accordingly, the driving assembly may also adopt other existing structures, such as a slide rail.

Further, the driving assembly further includes a second motor 53, a slider 54 and a thimble 55, the thimble 55 is fixed on the slider 54 and points to the lamp panel 4, the second motor 53 is connected with the controller 2, and is configured to drive the slider 54 to move according to a control signal provided by the controller 2, so that the thimble 55 is connected to the light-emitting light source (i.e. the light source 1 located at the light-emitting position) or disconnected from the light-emitting light source. In this embodiment, the thimble 55 is disposed on the telescopic conductive head 56, the telescopic conductive head 56 is fixed on the slider 54, the light source 1 is connected to the conductive copper block 6, when the thimble 55 is connected to the conductive copper block 6, the light source 1 is powered on, and when the thimble 55 is disconnected from the conductive copper block 6, the light source 1 is powered off. Easy to realize, stable in structure, reliable and not easy to damage. In other embodiments, other existing structures may be used to control the power on and power off of the light source 1, for example, a metal spring may be used.

Further, a plurality of radiating blocks 7 are arranged on the lamp panel 4 along the circumferential direction, the light source 1 is arranged on the radiating blocks 7, and the radiating blocks 7 are detachably fixed on the lamp panel 4. When the light source 1 is in failure or the light source 1 with other wave bands needs to be replaced, the lamp panel 4 does not need to be replaced, and the use cost is low. Preferably, the heat dissipation block 7 is made of aluminum material, and has fast heat dissipation and light weight. In other embodiments, the heat slug 7 may also be non-detachably fixed to the lamp panel 4.

Further, the light source 1 is detachably fixed to the heat radiation block 7. When the light source 1 is in failure, the light source 1 can be replaced without replacing the radiating block 7 and the lamp panel 4, so that the use cost is low. In other embodiments, the light source 1 can also be fixed to the heat sink 7 in a non-detachable manner.

Furthermore, a plurality of grooves 41 are formed in the lamp panel 4 in the circumferential direction towards the center of the circle, the light source 1 is arranged on one side of the heat dissipation block 7, a plurality of heat dissipation fins 71 are arranged on the other side of the heat dissipation block 7, and the plurality of heat dissipation fins 71 penetrate through the grooves 41; the light source device further includes a fan for dissipating heat. When the heat dissipation block 7 is installed, the heat dissipation sheet 71 firstly penetrates through the groove 41, and at this time, due to the limitation of the groove 41 to the heat dissipation sheet 71, an operator can conveniently and quickly fix the heat dissipation block 7 on the lamp panel 4. The fan is matched with the radiating fins 71, so that the rapid cooling of the light source equipment is facilitated.

Further, the light source device further comprises a housing 9, wherein the light emitting position is located on the front wall of the housing 9, and the light emitting position is provided with the optical fiber connector 3; the number of the fans is 3, the first fan 81 and the second fan 82 are respectively arranged on the left side wall and the right side wall of the shell 9, one is used for air outlet and the other is used for air inlet, and the third fan 83 is arranged on the rear wall of the shell 9 and is used for air inlet; the lamp panel 4 is arranged inside the housing 9 facing the front wall of the housing 9, and a gap between the lamp panel 4 and the front wall of the housing 9 is located between the first fan 81 and the second fan 82. In this embodiment, the left side wall and the right side wall of the housing 9 are respectively provided with a handle 91, which is convenient for an operator to move the light source device. In other embodiments, the number of the fans may also be 2, or more than 4 (including 4), and the number and/or the positions of the fans may be adjusted according to the specific structure of the light source device.

Further, the light source 1 is an LED light source. The LED light source has the advantages of high response speed of starting and adjusting the light intensity, energy conservation, environmental protection and low cost. In other embodiments, other existing light sources may be used.

Further, a lens (not shown) is disposed between the lamp panel 4 and the optical fiber connector 3, and the lens is used for converging the light emitted from the light source 1 to the optical fiber connector 3, so that the light emitted from the light source 1 is utilized more fully. In other embodiments, no lens may be provided.

The working process is as follows:

s1: the operator instructs the controller 2 on the wavelength band and intensity of light required for the experiment by sending instructions to the controller 2 and, if necessary, also when the controller 2 switches the wavelength band.

S2: the controller 2 controls the first motor 52 to operate according to the wave band and intensity required by the experiment, so that the lamp panel 4 rotates until the corresponding light source 1 reaches the light emitting position, and in addition, the controller 2 sends an instruction to the programmable power supply connected with the light source device, so that the programmable power supply supplies corresponding voltage and current to enable the LED light source located at the light emitting position to normally operate.

S3: the controller 2 controls the second motor 53 to drive the sliding block 54 to move towards the lamp panel 4 until the thimble 55 abuts against the conductive copper block 6, so that the light source 1 at the light emitting position is electrified to generate light with wave band and intensity required by an experiment, and the generated light sequentially passes through the optical fiber connector 3, the optical fiber and the optical sample rod to enter the chip.

When the wave band needs to be switched, the controller 2 controls the second motor 53 to drive the slider 54 to reset, so that the thimble 55 is disconnected from the conductive copper block 6, and then the steps S2 to S3 are repeated.

The foregoing is only a preferred embodiment of the present invention, and is not intended to limit the scope of the invention. It should be understood that any modification, equivalent replacement, or improvement made by those skilled in the art after reading the present specification shall fall within the scope of the present invention.

Claims

1. A light source apparatus characterized by: the light source module comprises a plurality of light sources with different wave bands, and further comprises a driving assembly and a controller, wherein the output end of the controller is connected with the control input end of the driving assembly, the driving assembly is connected with each light source, and the driving assembly is used for moving the corresponding light source to a light emitting position to emit light according to a control signal provided by the controller.

2. The light source apparatus according to claim 1, characterized in that: the light source is arranged on the lamp panel, the lamp panel is connected with the driving assembly, and the driving assembly moves the light source by moving the lamp panel.

3. The light source apparatus according to claim 2, characterized in that: the lamp panel is circular, and each light source sets up along the circumference of lamp panel, and drive assembly includes transfer line and first motor, and the transfer line perpendicular to lamp panel sets up, and the one end of transfer line is fixed in the center of lamp panel, and the other end is connected with first motor, and first motor is used for driving the transfer line according to the control signal drive transfer line that the controller provided and rotates, makes the lamp panel rotatory.

4. The light source apparatus according to claim 3, characterized in that: the driving assembly further comprises a second motor, a sliding block and an ejector pin, the ejector pin is fixed on the sliding block and points to the lamp panel, and the second motor is connected with the controller and used for driving the sliding block to move according to a control signal provided by the controller, so that the ejector pin is connected with a light source located at the light emitting position or disconnected with the light source located at the light emitting position.

5. The light source apparatus according to claim 3 or 4, characterized in that: the lamp panel is provided with a plurality of radiating blocks along the circumferential direction, the light source is arranged on the radiating blocks, and the radiating blocks are detachably fixed on the lamp panel.

6. The light source apparatus according to claim 5, wherein: the light source is detachably fixed on the heat dissipation block.

7. The light source apparatus according to claim 5, wherein: the lamp panel is provided with a plurality of grooves towards the circle center along the circumferential direction, the light source is arranged on one side of the heat dissipation block, the other side of the heat dissipation block is provided with a plurality of radiating fins, and the plurality of radiating fins penetrate through the grooves; the light source device further includes a fan for dissipating heat.

8. The light source apparatus according to claim 7, wherein: the light emitting position is positioned on the front wall of the shell, and the light emitting position is provided with an optical fiber connector; the number of the fans is 3, the first fan and the second fan are respectively arranged on the left side wall and the right side wall of the shell, one fan is used for air outlet, and the other fan is used for air inlet; the lamp panel sets up inside the shell, sets up towards the antetheca of shell, and the clearance between lamp panel and the shell antetheca is located between first fan and the second fan, and the back wall at the shell is established to the third fan for the air inlet.

9. The light source apparatus according to claim 1, characterized in that: the light source is an LED light source.

10. The light source apparatus according to claim 8, characterized in that: and a lens is arranged between the lamp panel and the optical fiber connector and is used for converging the light emitted by the light source to the optical fiber connector.