CN207674203U - A kind of multispectral light path light source illuminating apparatus altogether of LED - Google Patents
A kind of multispectral light path light source illuminating apparatus altogether of LED Download PDFInfo
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- CN207674203U CN207674203U CN201721723195.8U CN201721723195U CN207674203U CN 207674203 U CN207674203 U CN 207674203U CN 201721723195 U CN201721723195 U CN 201721723195U CN 207674203 U CN207674203 U CN 207674203U
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- light source
- fixedly mounted
- led light
- optical element
- support plate
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Abstract
The utility model discloses a kind of multispectral light path light source illuminating apparatus altogether of LED, including multiband LED light source, mobile station and optical element, the multiband LED light source is fixedly mounted in the mobile station, the mobile station and optical element are installed on pedestal, and light-emitting surface and the optical element of the multiband LED light source are oppositely arranged.Compared with prior art, the utility model has many advantages, such as that simple in structure, resetting difficulty is small, control mode is reliable and stable, cost economy and the efficiency of light energy utilization are high.
Description
Technical field
The utility model belongs to lighting technical field, is related to a kind of multispectral light path LED light powered lighting arrangement altogether, Neng Goushi
The light for the different spectral coverage that existing LED light source is sent out is emitted from same optical element.
Background technology
Traditional fluorescence microscopy lighting source mostly uses greatly broad spectral light source, such as xenon lamp, halogen lamp, by it is multiple not
With the optical filtering film magazine block of wave band, the light excitation of different wave length is realized.Obviously, very low in capacity usage ratio, each exciting light only accounts for
A seldom part for entire light energy.And the optical filtering film magazine block of different-waveband not only increases system bulk, also improves cost.
Currently, by low energy consumption and small LED light source substitutes, but the light that LED light source itself is sent out is narrow-band spectrum, is needed more
The LED light source combination of a wave band could meet the illumination application of fluorescence microscope.
To ensure that the light of each wave band optical axis in exit direction is consistent, the prior art is accomplished by the following way multiple more
The conjunction beam of the light of wave band：1) light of multiple wave bands is coupled by dichroscope or corner angle, wherein each wave band is required for a set of
Individual optical alignment system carries out the optical coupling of a variety of wave bands by way of closing beam.Close the light source that beam needs each wave band
Optical axis is consistent in exit direction, and resetting difficulty is greatly and of high cost；2) pedestal movement is realized by Electromagnetic Control, it is more to realize
Wave band light source can be coupled into an optical element, realize pedestal movement by Electromagnetic Control, realize the light source of different-waveband
By the change of base position to realize that it passes through same optical alignment system.But there are unstable for the pedestal collision repeated
Property；3) multiple wave band light sources pass through the same lens, and multiple wave bands share a set of optical alignment system simultaneously.The light of different-waveband
Source shares the entrance of a set of optical element simultaneously, and two schemes can be much lower earlier above for the light energy of collection.
Utility model content
For the above-mentioned prior art the shortcomings that or deficiency, the technical problem to be solved by the present invention is to provide a kind of structures
Simply, the multispectral light path light sources altogether of LED that resetting difficulty is small, control mode is reliable and stable, cost economy and the efficiency of light energy utilization are high
Lighting device.
In order to solve the above technical problems, the utility model has following constitute：
A kind of multispectral light path light source illuminating apparatus, including multiband LED light source, mobile station and optical element altogether of LED,
The multiband LED light source is fixedly mounted in the mobile station, and the mobile station and optical element are installed on pedestal, institute
The light-emitting surface and the optical element for stating multiband LED light source are oppositely arranged.
The mobile station includes moving horizontally component and vertical motion assemblies, and the component that moves horizontally is fixedly mounted on institute
It states on pedestal, the vertical motion assemblies are fixedly connected with the multiband LED light source, described to move horizontally component and vertical shifting
It is fixedly connected by a support plate between dynamic component.
The component that moves horizontally includes the first guide rod, the first guide block, the first adjusting screw rod, the first nut and the first electricity
The both ends of machine, first guide rod are fixedly mounted on by the first support base on pedestal respectively；Connect with first matching guide bars
The first guide block connect is fixedly mounted in the support plate；One end of first adjusting screw rod is fixed with the first motor to be connected
It connects, the other end is connect with first nut thread；First nut is fixedly mounted on described by the first nut mounting base
In support plate.
It is additionally provided with the first optical coupled switch on the pedestal, one is additionally provided in the support plate and is matched with first optical coupled switch
Close the first baffle used.
The vertical motion assemblies include the second guide rod, the second guide block, the second adjusting screw rod, the second nut, the second motor
And it is fixedly mounted on the second support base in the support plate, second guide rod is vertically mounted on second support base
On, the second guide block being connect with second matching guide bars is fixedly mounted on the side of the multiband LED light source, and described second
The threaded one end of adjusting screw rod passes through the support plate and is fixedly connected with second motor, the other end and second nut
It is threadedly coupled；Second nut is fixedly mounted on the other side of the multiband LED light source by the second nut mounting base.
It is additionally provided with the second optical coupled switch in the support plate, the heat sink of the multiband LED light source is equipped with and described the
The second baffle that two optical coupled switch are used cooperatively.
The optical element includes square-lens, the bearing of collimation lens set and fixed installation on the base, institute
Collimation lens set is stated on the bearing, the incident side in the collimation lens set is arranged in the square-lens.
The light emission side of the optical element is additionally provided with focus adjusting mechanism.
The multiband LED light source includes the LED chips of multiple wave bands, substrate, heat sink and connector, the LED core
Piece encapsulate on the substrate, be fixedly mounted on it is described it is heat sink on the substrate on be additionally provided with multiple connectors.
The heat sink back side is also equipped with fan.
Compared with prior art, the utility model has the following technical effect that：
The utility model can realize the movement of the central point of the LED chip of different-waveband by mobile station, to reach with
The effect of the optical axis coincidence of optical element；
The utility model in such a way that optics closes beam, has relative to different-waveband LED chip in adjustment and cost
Prodigious improvement can not only carry out higher luminous power, moreover it is possible to substantially reduce the cost of lighting device to fluorescence microscopy light band；
The first position-limit mechanism or the second position-limit mechanism ensure that mobile station can be positioned accurately in the utility model, to real
The LED chip of different zones is moved to target area by existing multiband LED light source according to microscope demand.
Description of the drawings
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon：
Fig. 1：The multispectral light path light source illuminating apparatus stereograms altogether of the utility model LED；
Fig. 2：The multispectral light path light source illuminating apparatus sectional views altogether of the utility model LED；
Fig. 3：The multispectral light path light source illuminating apparatus front views altogether of the utility model LED；
Fig. 4：The multispectral light path light source illuminating apparatus rearviews altogether of the utility model LED.
Specific implementation mode
The technique effect of the design of the utility model, concrete structure and generation is made furtherly below with reference to attached drawing
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
As shown in Figures 1 to 4, the multispectral light path light source illuminating apparatus, including multiband LED light source altogether of the present embodiment LED
10, mobile station 20 and optical element 30, the multiband LED light source 10 are fixedly mounted in the mobile station 20, the shifting
Dynamic platform 20 and optical element 30 are respectively mounted on the base 40 it, light-emitting surface and the optical element of the multiband LED light source 10
30 are oppositely arranged.The present embodiment can realize the movement of the central point of the LED chip 11 of different-waveband by mobile station 20, to reach
To the effect of the optical axis coincidence with optical element 30；The present embodiment closes beam relative to different-waveband LED chip 11 by optics
Mode is all greatly improved in adjustment and cost；The present embodiment can not only carry out higher light to fluorescence microscopy light band
Power, moreover it is possible to substantially reduce the cost of lighting device.
In the present embodiment, the mobile station 20 includes moving horizontally component 21 and vertical motion assemblies 22, the level
Moving assembly 21 is fixedly mounted on the pedestal 40, and the vertical motion assemblies 22 are fixed with the multiband LED light source 10
Connection, described move horizontally are fixedly connected between component 21 and vertical motion assemblies 22 by a support plate 23.
The component 21 that moves horizontally includes the first guide rod 211, the first guide block 212, the first adjusting screw rod 213, the first spiral shell
Mother 214 and first motor 215, the both ends of first guide rod 211 are fixedly mounted on pedestal by the first support base 216 respectively
On 40；The first guide block 212 that connection is matched with first guide rod 211 is fixedly mounted in the support plate 23；Described first
One end of adjusting screw rod 213 is fixedly connected with the first motor 215, and the other end is threadedly coupled with first nut 214；Institute
The first nut 214 is stated to be fixedly mounted in the support plate 23 by the first nut mounting base.First motor 215 drives first to adjust
It saves screw rod 213 to rotate, to generate support plate 23 by the first nut 214 active force of horizontal direction translation.The level
Moving assembly 21 can guarantee 10 linear motion in the horizontal direction of multiband LED light source.
Further, the first optical coupled switch is additionally provided on the pedestal 40, be additionally provided in the support plate 23 one with it is described
The first baffle that first optical coupled switch is used cooperatively.The mutual cooperation of first optical coupled switch and first baffle is as the first limit
Position mechanism uses, and ensures that mobile station 20 can be positioned accurately, to realize multiband LED light source 10 according to microscope need
It asks, the LED chip 11 of different zones is moved to target area.First position-limit mechanism can be arranged in initial position or mesh
Cursor position can flexibly be installed according to actual conditions.In the present embodiment, first position-limit mechanism can also be determined by servo
Position system replaces.
First baffle is moved at the first optical coupled switch on pedestal 40, first with the horizontal movement of support plate 23
Optical coupled switch has a feedback signal to controller, and controller can sell the instruction of horizontal movement stopping.
The vertical motion assemblies 22 include the second guide rod 221, the second guide block 222, the second adjusting screw rod 223, the second spiral shell
Female 224, second motor 225 and the second support base 226 being fixedly mounted in the support plate 23, second guide rod 221
It is vertically mounted on second support base 226, the second guide block 222 that connection is matched with second guide rod 221 is fixedly mounted
In the side of the multiband LED light source 10, the threaded one end of second adjusting screw rod 223 pass through the support plate 23 and with
Second motor 225 is fixedly connected, and the other end is threadedly coupled with second nut 224；Second nut 224 passes through
Two nut mounting bases are fixedly mounted on the other side of the multiband LED light source 10.Second motor 225 drives second to adjust
Screw rod 223 rotates, to the active force for generating vertical direction translation to heat sink 13 by the second nut 224.It is described to vertically move
Component 22 can ensure multiband LED light source 10 vertical direction linear motion.
Further, it is additionally provided with the second optical coupled switch in the support plate 23, heat sink the 13 of the multiband LED light source 10
It is equipped with the second baffle being used cooperatively with second optical coupled switch.The phase interworking of second optical coupled switch and second baffle
Cooperation is that the second position-limit mechanism uses, and ensures that mobile station 20 can be positioned accurately, to realize 10 basis of multiband LED light source
The LED chip 11 of different zones is moved to target area by microscope demand.Second position-limit mechanism can be arranged first
Beginning position or target location, can flexibly be installed according to actual conditions.In the present embodiment, second position-limit mechanism also may be used
To be replaced by servo positioning system.
Second baffle is the vertical movement with heat sink 13, is moved at the second optical coupled switch in support plate 23, second
Optical coupled switch has a feedback signal to controller, and controller can sell the instruction that vertical movement stops.
Under the above-mentioned migration for moving horizontally component 21 and vertical motion assemblies 22, heat sink 13 horizontal movement and vertical
It is a rezero operation to be returned to after movement at the first optical coupled switch or the second optical coupled switch, it is ensured that movement is missed without accumulative
Difference.
In the present embodiment, there are motor and the linear guide cooperation per one-dimensional movement, ensure this one-dimensional line of motion
Property.
In the present embodiment, a micro-adjusting mechanism along optical axis axial direction, the fine tuning can be also arranged in the mobile station 20
Mechanism can adjust the distance between LED chip 11 and square-lens 31, this can be used in making up machining or adjustment institute
The error of generation, cause LED chip 11 and the distance of square-lens 31 it is excessive and cause efficiency reduce defect.
The front of multiband LED light source 10 is provided with optical element 30, purpose makes the LED chip of one of wave band
11 light sent out can pass through the optical element 30 and be emitted.The pedestal of optical element 30 and the pedestal of mobile station 20 are fixed on same
On substrate.Wherein optical element 30 remains static relative to substrate.Multiband LED light source 10 is then illuminated according to fluorescence microscopy
Requirement, follow the heat sink planar movement of mobile station 20, realize that the LED chip 11 of different-waveband can be by the optics in front
Element 30, or the center of the LED chip 11 of different-waveband is made to be located on the optical axis of optical element 30.
The optical element 30 includes square-lens 31, collimation lens set 32 and is fixedly mounted on the pedestal 40
Bearing 33, the collimation lens set 32 are mounted on the bearing 33, and the square-lens 31 are arranged in the collimation lens set
32 incident side.Can collect the light that LED light source is sent out by square-lens 31, and can to light that LED chip is sent out into
Row uniformly mixing；The collimation lens set 32 can complete the projection of light.
The light emission side of the optical element 30 is additionally provided with focus adjusting mechanism 50.The focus adjusting mechanism 50 can be realized to outgoing
Hot spot carry out angle adjusting.
The LED chip 11 of the multiband LED light source 10 including multiple wave bands, substrate 12, heat sink 13 and connector 14,
The LED chip 11 is encapsulated on the substrate 12, constitutes a multiband LED light source, and each wave band is comprising one or more
LED chip 11.It is additionally provided with and multiple is connect with external control circuit on the substrate 12 being fixedly mounted on described heat sink 13
Connector 14, the every LED chip 11 for being integrated in each LED light source 10 is separately controlled by external control circuit, real
It now lights, the operations such as point off, period light.In the present embodiment, the LED chip 11 of different-waveband is arranged according to certain intervals.
Heat-conducting silicone grease is coated between the substrate 12 and described heat sink 13, the heat-conducting silicone grease is for conductive substrate 12
Heat.
Heat sink 13 back side is also equipped with fan 131.The fan 131 is fixed on heat sink 13 back side, can make
Heat sink 13 preferably radiate.
The utility model can realize the movement of the central point of the LED chip of different-waveband by mobile station, to reach with
The effect of the optical axis coincidence of optical element；The utility model relative to different-waveband LED chip optics close beam by way of,
It is all greatly improved in adjustment and cost, higher luminous power can not only be carried out to fluorescence microscopy light band, moreover it is possible to drop significantly
The cost of low lighting device；Therefore, the utility model has good market application prospect.
Above example is only to illustrate the technical solution of the utility model and non-limiting, reference only to preferred embodiment pair
The utility model is described in detail.It will be understood by those of ordinary skill in the art that can be to the technology of the utility model
Scheme is modified or equivalent replacement, without departing from the spirit and scope of technical solutions of the utility model, should all cover in this reality
With in novel right.
Claims (10)
1. a kind of multispectral light path light source illuminating apparatus altogether of LED, which is characterized in that
Including multiband LED light source (10), mobile station (20) and optical element (30),
The multiband LED light source (10) is fixedly mounted in the mobile station (20),
The mobile station (20) and optical element (30) are installed on pedestal (40),
The light-emitting surface of the multiband LED light source (10) is oppositely arranged with the optical element (30).
2. the apparatus according to claim 1, which is characterized in that
The mobile station (20) includes moving horizontally component (21) and vertical motion assemblies (22),
The component (21) that moves horizontally is fixedly mounted on the pedestal (40),
The vertical motion assemblies (22) are fixedly connected with the multiband LED light source (10),
Described move horizontally is fixedly connected between component (21) and vertical motion assemblies (22) by a support plate (23).
3. the apparatus of claim 2, which is characterized in that the component (21) that moves horizontally includes the first guide rod
(211), the first guide block (212), the first adjusting screw rod (213), the first nut (214) and first motor (215),
The both ends of first guide rod (211) are fixedly mounted on by the first support base (216) on pedestal (40) respectively；
The first guide block (212) that connection is matched with first guide rod (211) is fixedly mounted in the support plate (23)；
One end of first adjusting screw rod (213) is fixedly connected with the first motor (215), the other end and first spiral shell
Female (214) are threadedly coupled；
First nut (214) is fixedly mounted on by the first nut mounting base in the support plate (23).
4. device according to claim 2 or 3, which is characterized in that it is additionally provided with the first optical coupled switch on the pedestal (40),
A first baffle being used cooperatively with first optical coupled switch is additionally provided on the support plate (23).
5. the apparatus of claim 2, which is characterized in that the vertical motion assemblies (22) include the second guide rod
(221), the second guide block (222), the second adjusting screw rod (223), the second nut (224), the second motor (225) and fixed installation
The second support base (226) in the support plate (23), second guide rod (221) are vertically mounted on second support base
(226) on,
The second guide block (222) that connection is matched with second guide rod (221) is fixedly mounted on the multiband LED light source (10)
Side,
The threaded one end of second adjusting screw rod (223) is across the support plate (23) and solid with second motor (225)
Fixed connection, the other end are threadedly coupled with second nut (224)；
Second nut (224) is fixedly mounted on the another of the multiband LED light source (10) by the second nut mounting base
Side.
6. according to the device described in Claims 2 or 3 or 5, which is characterized in that be additionally provided with the second optocoupler on the support plate (23)
Switch, heat sink (13) of the multiband LED light source (10) are equipped with the second gear being used cooperatively with second optical coupled switch
Plate.
7. the apparatus according to claim 1, which is characterized in that the optical element (30) includes square-lens (31), standard
Straight lens group (32) and the bearing (33) being fixedly mounted on the pedestal (40), the collimation lens set (32) are mounted on institute
It states on bearing (33), incident side of square-lens (31) setting in the collimation lens set (32).
8. device according to claim 1 or claim 7, which is characterized in that the light emission side of the optical element (30) is additionally provided with
Focus adjusting mechanism (50).
9. the apparatus according to claim 1, which is characterized in that
The multiband LED light source (10) includes the LED chips (11) of multiple wave bands, substrate (12), heat sink (13) and patches
Part (14),
The LED chip (11) is encapsulated on the substrate (12),
It is additionally provided with multiple connectors (14) on the substrate (12) being fixedly mounted on heat sink (13).
10. device according to claim 9, which is characterized in that the back side of heat sink (13) is also equipped with fan
(131)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721723195.8U CN207674203U (en) | 2017-12-12 | 2017-12-12 | A kind of multispectral light path light source illuminating apparatus altogether of LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721723195.8U CN207674203U (en) | 2017-12-12 | 2017-12-12 | A kind of multispectral light path light source illuminating apparatus altogether of LED |
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| Publication Number | Publication Date |
|---|---|
| CN207674203U true CN207674203U (en) | 2018-07-31 |
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ID=62968176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721723195.8U Active CN207674203U (en) | 2017-12-12 | 2017-12-12 | A kind of multispectral light path light source illuminating apparatus altogether of LED |
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| CN (1) | CN207674203U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108050429A (en) * | 2017-12-12 | 2018-05-18 | 苏州科医世凯半导体技术有限责任公司 | A kind of multispectral light path light source illuminating apparatus altogether of LED |
-
2017
- 2017-12-12 CN CN201721723195.8U patent/CN207674203U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108050429A (en) * | 2017-12-12 | 2018-05-18 | 苏州科医世凯半导体技术有限责任公司 | A kind of multispectral light path light source illuminating apparatus altogether of LED |
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