CN217131166U

CN217131166U - Light source device

Info

Publication number: CN217131166U
Application number: CN202123027259.XU
Authority: CN
Inventors: 不公告发明人
Original assignee: Guangzhou Guanglian Electronic Technology Co ltd
Current assignee: Guangzhou Guanglian Electronic Technology Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-08-05
Anticipated expiration: 2031-12-03
Also published as: WO2023098434A1; CN217899638U

Abstract

The utility model relates to a light source device, include: the light source mechanism is provided with at least one group of luminous body groups, and the at least one group of luminous body groups comprises at least two different luminous bodies; the collimating lens mechanism is used for gathering and/or collimating the light beam emitted by the light source mechanism; the position adjusting mechanism comprises a fixing component connected with the light source mechanism or the collimating lens mechanism and a shaft rod driving piece; the fixing assembly is connected with a shaft lever of the shaft lever driving piece, and a positioning piece for preventing the shaft lever from jumping is arranged at the end part of the shaft lever. The utility model discloses set up two at least different luminous bodies on light source mechanism to make light source mechanism can send two at least different light beams, be connected with light source mechanism or collimating lens mechanism through setting up position control mechanism, control collimating lens mechanism and light source mechanism take place relative displacement, make the last lens unit of collimating lens mechanism can aim at different luminous bodies and carry out the collimation, thereby realize different facula effects.

Description

Light source device

Technical Field

The utility model relates to an optics technical field, more specifically relates to light source device.

Background

The prior stage lighting light source generally comprises a luminous body, a collimating lens structure, a light homogenizing device and a converging lens, wherein the luminous body mostly adopts LEDs arranged in an array as a luminous light source, and the collimating lens structure in the stage lighting light source structure generally aligns the optical center of the LEDs through a lens unit in the collimating lens structure when the LEDs are collimated so as to achieve the optimal light receiving and collimating effects. But single luminous body facula effect is single effect, if need realize the facula effect of different shapes, different colour temperatures, different colours, need change whole stage lighting source, and consuming time and energy, and the cost is higher, can't satisfy current demand betterly. However, if two or more LED illuminants are provided to correspond to the same lens unit for collimation, the lens unit cannot align the optical center of each LED illuminant to perform optimal light collection and collimation, and the light spot effect is obviously inferior to the effect when aligning the optical center of the LED illuminant. Therefore, the light source of the existing stage lighting has a single light emitting effect and cannot meet diversified market demands.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at overcoming above-mentioned prior art's at least one defect (not enough), provide a light source device for solve present LED light source module and can't realize the presentation of different faculas usually, luminous effect is comparatively single, can't satisfy the problem of the demand of pluralism.

The utility model adopts the following technical scheme:

a light source device comprising:

the light source mechanism is provided with at least one group of luminous bodies, and the at least one group of luminous bodies comprises at least two different luminous bodies;

the collimating lens mechanism is used for gathering and/or collimating the light beam emitted by the light source mechanism;

the position adjusting mechanism comprises a fixed assembly connected with the light source mechanism or the collimating lens mechanism and a shaft rod driving piece used for driving the fixed seat assembly to move; the fixing assembly is connected with a shaft lever of the shaft lever driving piece, and a positioning piece for preventing the shaft lever from jumping is arranged at the end part of the shaft lever.

In one embodiment, the number of the position adjusting mechanisms is two, and the two position adjusting mechanisms are respectively arranged on two opposite sides of the light source mechanism or the collimating lens mechanism.

In one embodiment, the fixing component penetrates through the shaft rod, and a bearing or a through hole matched with the shaft rod is arranged on the fixing component.

In one embodiment, the positioning element includes a plate body provided with a positioning hole, and the positioning hole is inserted and matched with the shaft rod.

In one embodiment, the light source mechanism includes a substrate, the light emitting body is disposed on the substrate, the shaft driving member and the positioning member are both connected to the substrate, and the fixing member is connected to the collimating lens mechanism.

In one embodiment, the shaft driving member includes a stepping motor having an output shaft, a lead screw assembly, a push rod or a telescopic cylinder having a telescopic rod.

In one embodiment, the light source device further comprises a sensing element, wherein the sensing element is arranged on one side of the fixing assembly and used for sensing the position of the fixing assembly so as to control the displacement precision.

This technical scheme still provides a light source system, including as above-mentioned arbitrary the light source device, locate even light device and convergent lens on the light source device light-emitting optical path.

Compared with the prior art, the beneficial effect of this technical scheme is:

this technical scheme sets up two at least different luminous bodies on light source mechanism, and at least one in the colour, colour temperature, quantity or the shape of different luminous bodies is different to make light source mechanism can send two at least different light beams, and this technical scheme is connected with light source mechanism or collimating lens mechanism through setting up position adjustment mechanism, thereby control collimating lens mechanism and light source mechanism and take place relative displacement, make the lens unit in the collimating lens mechanism can aim at different luminous bodies and carry out the collimation, thereby realize different facula effects. In addition, the shaft lever driving part of the technical scheme is provided with the shaft lever, and the shaft lever can play a certain guiding role, so that the fixing component can run along a given track without additionally arranging a guiding component; simultaneously, this technical scheme is provided with the setting element at the tip of axostylus axostyle, prevents that the axostylus axostyle from jumping from top to bottom or controlling and beats, has ensured the motion accuracy of fixed subassembly to the facula effect has been guaranteed.

This technical scheme still provides a light source device, includes:

the light source mechanism is provided with at least one group of luminous body groups, and the at least one group of luminous body groups comprises at least two different luminous bodies;

the position adjusting mechanism comprises a fixed component connected with the light source mechanism or the collimating lens mechanism and a shaft rod driving piece used for driving the fixed seat component to move; the fixing component is connected with the shaft rod of the shaft rod driving component;

the sensing piece is arranged on one side of the fixed component and used for sensing the position of the fixed component so as to control the displacement precision.

In one embodiment, the number of the position adjusting mechanisms is two, the two position adjusting mechanisms are respectively arranged on two opposite sides of the light source mechanism or the collimating lens mechanism, and the sensing member is arranged corresponding to the position adjusting mechanisms.

In one embodiment, the number of the sensing pieces is at least two, at least two sensing pieces are arranged at intervals, and the at least two sensing pieces are respectively used for sensing at least two different positions of the fixing assembly; when the fixing component is positioned at the first position, the collimating lens mechanism folds and/or collimates the light beam of the first luminous body; when the fixing component is positioned at the Nth position, the collimating lens mechanism folds and/or collimates the light beam of the Nth luminous body; wherein N is more than or equal to 2.

In one embodiment, the light emitting unit comprises two different lights, the sensor comprises a photoelectric switch, and the photoelectric switch comprises a first switch and a second switch; the direction of the induction light beam of the photoelectric switch is vertical to the moving direction of the fixed component; when the fixing component is located at the first position, the sensing light beam emitted by the first switch is shielded, the sensing light beam emitted by the second switch is not shielded, and the collimating lens mechanism folds and/or collimates the light beam of the first luminous body; when the fixing component is located at the second position, the sensing light beam emitted by the first switch is not shielded, the sensing light beam emitted by the second switch is shielded, and the collimating lens mechanism folds and/or collimates the light beam of the second light-emitting body.

In one embodiment, the spacing distance of at least two of the sensing members is matched with the distance between at least two different illuminants in the same group of illuminants.

In one embodiment, the sensing member includes a photoelectric sensor, the number of the photoelectric sensors is one, and the photoelectric sensor is disposed in the moving direction of the fixing assembly and used for sensing the distance between the fixing assembly and the photoelectric sensor.

Compared with the prior art, the beneficial effect of this technical scheme is:

this technical scheme sets up two at least different luminous bodies on light source mechanism, and at least one in the colour, colour temperature, quantity or the shape of different luminous bodies is different to make light source mechanism can send two at least different light beams, and this technical scheme is connected with light source mechanism or collimating lens mechanism through setting up position adjustment mechanism, thereby control collimating lens mechanism and light source mechanism and take place relative displacement, make the lens unit in the collimating lens mechanism can aim at different luminous bodies and carry out the collimation, thereby realize different facula effects. In addition, the shaft lever driving part of the technical scheme is provided with the shaft lever, and the shaft lever can play a certain guiding role, so that the fixing component can run along a given track without additionally arranging a guiding component; meanwhile, according to the technical scheme, the induction piece used for inducing the position of the fixed component to control the displacement precision is arranged on one side of the fixed component, so that the movement precision of the fixed component is guaranteed, and the light spot effect is guaranteed.

Drawings

Fig. 1 is a schematic structural view of a light source device according to embodiment 1 of the present invention.

Fig. 2 is a plan view of a light source device according to embodiment 1 of the present invention.

Fig. 3 is a partial schematic structural view of embodiment 1 of the present invention.

Fig. 4 is a first schematic structural diagram of a light source device according to embodiment 2 of the present invention.

Fig. 5 is a first schematic view illustrating an operating state of the light source device of fig. 4.

Fig. 6 is a schematic view illustrating a second operating state of the light source device of fig. 4.

Fig. 7 is a second schematic structural view of a light source device according to embodiment 2 of the present invention.

Fig. 8 is a top view of fig. 7.

Reference numerals: 10. a light source mechanism; 20. a collimating lens mechanism; 30. a position adjustment mechanism; 31. a fixing assembly; 32. a shaft lever drive; 321. a shaft lever; 33. a positioning member; 40. a sensing member; 41. a photoelectric switch; 411. a first switch; 412. a second switch; 42. photoelectric sensors.

Detailed Description

The drawings of the present invention are for illustration purposes only and are not to be construed as limiting the invention. For a better understanding of the following embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Example 1

A light source device as shown in fig. 1-3, comprising:

the light source mechanism 10 is provided with at least one group of luminous bodies, and the at least one group of luminous bodies comprises at least two different luminous bodies;

a collimating lens mechanism 20 for converging and/or collimating the light beam emitted from the light source mechanism 10;

a position adjusting mechanism 30 including a fixing assembly 31 connected to the light source mechanism 10 or the collimating lens mechanism 20, and a shaft driving member 32 for driving the fixing assembly to displace; the fixing component 31 is connected with the shaft 321 of the shaft driving component 32, and the end of the shaft 321 is provided with a positioning component 33 for preventing the shaft 321 from jumping.

In the embodiment, at least two different light emitters are arranged on the light source mechanism 10, and at least one of the color, color temperature, quantity or shape of the different light emitters is different, so that the light source mechanism 10 can emit at least two different light beams, and the embodiment is connected with the light source mechanism 10 or the collimating lens mechanism 20 by arranging the position adjusting mechanism 30, so that the collimating lens mechanism 20 and the light source mechanism 10 are controlled to be relatively displaced, and a lens unit on the collimating lens mechanism 20 can be aligned with the different light emitters to be collimated, thereby realizing different light spot effects. The light emitting body of the embodiment can be a single chip, a plurality of chips or lamp beads, the chips can be bare chips or packaged chips, and the types of the chips can be LED chips or VCSELs. The best mode of this embodiment is that each group of luminaries is the same, that is, a plurality of luminaries are disposed on the light source mechanism 10, each luminary group includes two different luminaries, but in other embodiments, the luminaries may not be completely the same.

In addition, since the shaft driving member 32 of the present embodiment has the shaft 321, the shaft 321 can play a certain guiding role, and the fixing member 31 can move along a predetermined track without additionally providing a guiding member; meanwhile, the positioning part 33 is arranged at the end part of the shaft rod 321 in the embodiment, so that the shaft rod 321 is prevented from jumping up and down or jumping left and right, the movement precision of the fixing component 31 is guaranteed, and the light spot effect is guaranteed.

In this embodiment, for example, the fixing component 31 is connected to the collimating lens mechanism 20, the light source mechanism 10 includes a substrate, the light emitting unit is disposed on the substrate, and the shaft driving unit 32 and the positioning unit 33 are both connected to the substrate, so that when the shaft driving unit 32 is started, the collimating lens mechanism 20 and the light source mechanism 10 are displaced relatively, and the positioning unit 33 can limit the bouncing of the collimating lens mechanism 20.

In the present embodiment, the number of the position adjustment mechanisms 30 is two, and the two position adjustment mechanisms 30 are respectively disposed on two opposite sides of the collimator lens mechanism 20. Specifically, the two position adjusting structures are symmetrically arranged to synchronously drive the collimator lens mechanism 20 to move, so that the running stability of the collimator lens mechanism 20 is improved.

Similarly, in other embodiments, when the fixing component 31 is connected to the light source mechanism 10, the position adjusting mechanisms 30 are respectively disposed on two opposite sides of the light source mechanism 10, and the light source mechanism 10 is driven to move synchronously.

In this embodiment, the fixing component 31 is disposed through the shaft 321, and a bearing or a through hole matched with the shaft 321 is disposed on the fixing component 31. That is, the shaft 321 corresponds to a screw of the screw-nut pair, and the fixing assembly 31 corresponds to the nut pair, and after the shaft driving member 32 is started, the fixing assembly 31 moves along the length direction of the screw.

In this embodiment, the positioning element 33 includes a plate body having a positioning hole, and the positioning hole is inserted and matched with the shaft rod 321. Specifically, the positioning hole and the shaft rod 321 can be in interference fit, so that the positioning effect is prevented from being influenced by a gap between the positioning hole and the shaft rod 321.

The shaft lever driving member 32 includes a stepping motor provided with an output shaft, a lead screw assembly, a push rod or a telescopic cylinder provided with a telescopic rod. The spindle driver 32 in the present embodiment is a stepping motor provided with an output shaft, which corresponds to the spindle 321. Similarly, in other embodiments, when a lead screw assembly is used, the lead screw corresponds to the shaft 321; when a push rod is used, the push rod is equivalent to the shaft rod 321; when the telescopic cylinder with the telescopic rod is adopted, the telescopic rod is equivalent to the shaft rod 321.

In order to ensure the driving precision of the stepping motor, the light source device of the present embodiment further includes a sensing element 40, wherein the sensing element 40 is disposed on one side of the fixing component 31 and is used for sensing the position of the fixing component 31 to control the displacement precision. That is, when the sensing member 40 senses that the fixing member 31 moves to the preset position, the stepping motor stops driving, and the collimation of each kind of the light-emitting bodies corresponds to one preset position, so that the collimating lens mechanism 20 collimates at least two different light-emitting bodies.

The light source device described in this embodiment can be used as a light emitting device of a stage lighting source, and the stage lighting source includes the light source device and a light homogenizing device and a converging lens which are arranged on a light emitting path of the light source device. Further, the light uniformizing device may be a fly eye lens.

Example 2

A light source device as shown in fig. 4 to 8, comprising:

a position adjusting mechanism 30 including a fixing component 31 connected to the light source mechanism 10 or the collimating lens mechanism 20, and a shaft driving component 32 for driving the fixing component to displace; the fixing assembly 31 is connected with the shaft 321 of the shaft driver 32;

and the sensing piece 40 is arranged on one side of the fixing component 31 and is used for sensing the position of the fixing component 31 so as to control the displacement precision.

In the embodiment, at least two different light emitters are arranged on the light source mechanism 10, and at least one of the color, color temperature, quantity or shape of the different light emitters is different, so that the light source mechanism 10 can emit at least two different light beams, and the embodiment is connected with the light source mechanism 10 or the collimating lens mechanism 20 by arranging the position adjusting mechanism 30, so that the collimating lens mechanism 20 and the light source mechanism 10 are controlled to be relatively displaced, and a lens unit on the collimating lens mechanism 20 can be aligned with the different light emitters to be collimated, thereby realizing different light spot effects. In addition, since the shaft driving member 32 of the present embodiment has the shaft 321, the shaft 321 can play a certain guiding role, and the fixing member 31 can move along a predetermined track without additionally providing a guiding member; meanwhile, the sensing part 40 for sensing the position of the fixing component 31 to control the displacement precision is arranged on one side of the fixing component 31, so that the movement precision of the fixing component 31 is guaranteed, and the light spot effect is guaranteed.

In this embodiment, for example, the fixing component 31 is connected to the collimating lens mechanism 20, the light source mechanism 10 includes a substrate, the light emitting unit is disposed on the substrate, and the shaft driving unit 32 is connected to the substrate, so that when the shaft driving unit 32 is started, the collimating lens mechanism 20 and the light source mechanism 10 are displaced relatively.

The number of the sensing pieces 40 is at least two, at least two sensing pieces 40 are arranged at intervals, and at least two sensing pieces 40 are respectively used for sensing at least two different positions of the fixing component 31; when the fixing assembly 31 is located at the first position, the collimating lens mechanism 20 collects and/or collimates the light beam of the first light-emitting body; when the fixing assembly 31 is located at the nth position, the collimating lens mechanism 20 collects and/or collimates the light beam of the nth light emitter; wherein N is more than or equal to 2.

Specifically, as shown in fig. 4 to fig. 6, in this embodiment, the light emitter group includes two different light emitters, the sensing element 40 includes a photoelectric switch 41, and the photoelectric switch 41 includes a first switch 411 and a second switch 412; the direction of the sensing light beam of the photoelectric switch 41 is perpendicular to the moving direction of the fixed component 31; when the fixing assembly 31 is located at the first position, the sensing light beam emitted by the first switch 411 is blocked, and the sensing light beam emitted by the second switch is not blocked, and the collimating lens mechanism 20 converges and/or collimates the light beam of the first light-emitting body, as shown in fig. 5; when the fixing assembly 31 is located at the second position, the sensing light beam emitted by the first switch 411 is not blocked, and the sensing light beam emitted by the second switch 412 is blocked, and the collimating lens mechanism 20 converges and/or collimates the light beam of the second light emitter, as shown in fig. 6. When in other embodiments the group of luminaires comprises more than two luminaires, more than two opto-electronic switches 41 are provided, i.e. the number of opto-electronic switches matches the type of luminaires.

In order to ensure the sensing precision and facilitate the assembly, the spacing distance between the two sensing members 40 is matched with the distance between two different illuminants in the same group of illuminants.

As shown in fig. 7 to 8, the sensing member 40 includes one photoelectric sensor 42, and the number of the photoelectric sensors 42 is one, and the photoelectric sensor 42 is disposed in the moving direction of the fixing assembly 31 and is used for sensing the distance between the fixing assembly 31 and the photoelectric sensor 42. By presetting a plurality of groups of distance values, the reset of a plurality of groups of mobile and starting can be realized.

For example, the photoelectric switch 41 may be disposed in one of the position adjustment mechanisms 30, and the photoelectric sensor 42 may be disposed in the other position adjustment mechanism 30, which provides a double security. Of course, the photoelectric switch 41 may be separately disposed on one side, or the photoelectric sensor 42 may be separately disposed, or both position adjustment mechanisms 30 may be provided with the photoelectric switch 41 and/or the photoelectric sensor 42, according to actual requirements.

In this embodiment, both the photoelectric sensor 42 and the photoelectric switch 41 are disposed on a substrate.

The light source device described in this embodiment can be used as the light emitting device of the stage lighting source, the stage lighting source includes the light source device and locate the light homogenizing device and the converging lens on the light emitting path of the light source device. Further, the light uniformizing device may be a fly eye lens.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the technical solutions of the present invention, and are not limitations to the specific embodiments of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A light source device, comprising:

the position adjusting mechanism comprises a fixing component connected with the light source mechanism or the collimating lens mechanism and a shaft rod driving component used for driving the fixing component to move; the fixing assembly is connected with a shaft lever of the shaft lever driving piece, and a positioning piece for preventing the shaft lever from jumping is arranged at the end part of the shaft lever.

2. The light source device according to claim 1, wherein the number of the position adjustment mechanisms is two, and the two position adjustment mechanisms are respectively provided on two opposite sides of the light source mechanism or the collimator lens mechanism.

3. The light source device according to claim 1, wherein the fixing member is disposed through the shaft, and a bearing or a through hole is disposed on the fixing member and engaged with the shaft.

4. The light source device as claimed in claim 1, wherein the positioning member comprises a plate body having a positioning hole, and the positioning hole is inserted into and engaged with the shaft.

5. The light source device of claim 1, wherein the light source mechanism includes a substrate, the light emitting element is disposed on the substrate, the shaft driving element and the positioning element are both connected to the substrate, and the fixing element is connected to the collimating lens mechanism.

6. The light source device according to any one of claims 1 to 5, wherein the shaft driving member comprises a stepping motor provided with an output shaft, a lead screw assembly, a push rod or a telescopic cylinder provided with a telescopic rod.

7. The light source device according to any one of claims 1 to 5, further comprising a sensing member disposed at one side of the fixing member and configured to sense a position of the fixing member to control the displacement accuracy.

8. A light source device, comprising:

the position adjusting mechanism comprises a fixing component connected with the light source mechanism or the collimating lens mechanism and a shaft rod driving component used for driving the fixing component to move; the fixing component is connected with the shaft rod of the shaft rod driving component;

9. The light source device according to claim 8, wherein the number of the position adjustment mechanisms is two, two of the position adjustment mechanisms are respectively disposed on two opposite sides of the light source mechanism or the collimating lens mechanism, and the sensing member is disposed corresponding to the position adjustment mechanisms.

10. The light source device according to claim 8, wherein the number of the sensing members is at least two, at least two of the sensing members are spaced apart from each other, and at least two of the sensing members are respectively used for sensing at least two different positions of the fixing component; when the fixing component is positioned at the first position, the collimating lens mechanism folds and/or collimates the light beam of the first luminous body; when the fixing component is positioned at the Nth position, the collimating lens mechanism folds and/or collimates the light beam of the Nth luminous body; wherein N is more than or equal to 2.

11. The light source device of claim 10, wherein the set of lights comprises two different lights, the sensor comprises an opto-electronic switch, and the opto-electronic switch comprises a first switch and a second switch; the direction of the induction light beam of the photoelectric switch is vertical to the moving direction of the fixed component; when the fixing component is located at the first position, the sensing light beam emitted by the first switch is shielded, the sensing light beam emitted by the second switch is not shielded, and the collimating lens mechanism folds and/or collimates the light beam of the first luminous body; when the fixing component is located at the second position, the sensing light beam emitted by the first switch is not shielded, the sensing light beam emitted by the second switch is shielded, and the collimating lens mechanism folds and/or collimates the light beam of the second light-emitting body.

12. The apparatus according to claim 10, wherein at least two of the sensing members are spaced apart by a distance matching a distance between at least two different luminaries in a same group of luminaries.

13. The light source device according to claim 8, wherein the sensor comprises one photoelectric sensor, and the photoelectric sensor is disposed in the moving direction of the fixing component and used for sensing the distance between the fixing component and the photoelectric sensor.

14. A light source device according to any one of claims 8 to 13, wherein the shaft driving member comprises a stepping motor provided with an output shaft, a screw assembly, a push rod or a telescopic cylinder provided with a telescopic rod.