CN220728098U - Multi-light source adjusting device and optical equipment - Google Patents

Abstract

The application relates to the technical field of optical instruments, in particular to a multi-light-source adjusting device and optical equipment, wherein the multi-light-source adjusting device comprises a light path component, a light source component and a core adjusting component; the optical path component comprises a lens barrel, and at least one optical lens is accommodated in an inner cavity of the lens barrel; the light source assembly comprises at least two light sources and a light source carrier, and the at least two light sources are distributed on the light source carrier; the core adjusting component is fixedly connected with the light source carrier, and one end of the core adjusting component is connected with the lens cone; the core adjusting component can drive the light source carrier to move relative to the lens barrel, and then adjust the luminous center of any one of the at least two light sources to align with the optical axis of the lens barrel, so that the luminous surface center of any one light source can be adjusted to be coaxial with the optical axis of the lens barrel, and the optical efficiency of the output light of the required light source can be improved under the condition that the high-power light source is not replaced.

Description

Multi-light source adjusting device and optical equipment

Technical Field

The application relates to the technical field of optical instruments, in particular to a multi-light source adjusting device and optical equipment.

Background

The advent of high brightness LED devices has provided new possibilities for long life and miniaturization of modern light source systems. However, since the shape and the light emitting characteristics of the LED are different from those of the conventional light source, the LED cannot be directly applied to many lighting systems, in the prior art, an integrating tube, a compound eye or a collimating lens is generally used to uniformly irradiate light emitted by the LED to a device to be irradiated, and in order to obtain higher optical efficiency of the LED, the center of a light emitting surface of the LED needs to be adjusted to be located at the axle center of a modulating device such as the integrating tube, the compound eye and the collimating lens.

However, for the occasion that needs to use the multi-wavelength light source, for example, a light source product in the existing market encapsulates four kinds of light source patches of red, green, blue and white light on a PCB board, and a collimating lens is added to realize the output of collimated light, in the scheme, because the center of the collimating lens coincides with the center of the whole PCB board, the collimating lens is not at the center of the light emitting surface of any patch of the four light sources of red, green, blue and white, and the optical efficiency is low when using a monochromatic light source.

Accordingly, there is a need to provide an improved multiple light source adjustment device that addresses at least one of the above-described problems of the prior art.

Disclosure of Invention

The application provides a multi-light source adjusting device, which comprises a light path component, a light source component and a core adjusting component; the optical path component comprises a lens barrel, and at least one optical lens is accommodated in an inner cavity of the lens barrel; the light source assembly comprises at least two light sources and a light source carrier, and the at least two light sources are distributed on the light source carrier; the light path component is arranged on an emergent light path of the light source component, the core adjusting component is fixedly connected with the light source carrier, and one end of the core adjusting component is connected with the lens cone; the core adjusting component can adjust the relative position between the light source carrier and the lens cone, and then adjust the luminous center of any one of the at least two light sources to move to be aligned with the optical axis of the lens cone.

Further, the at least two light sources comprise light sources of at least two wavelengths.

Further, the aligning assembly comprises a first adjusting piece, a second adjusting piece and a third adjusting piece, and the light source carrier is fixedly connected with the first adjusting piece;

the first adjusting piece is connected with the second adjusting piece, and the first adjusting piece can move along a first direction relative to the second adjusting piece;

the second adjusting piece is connected with the third adjusting piece and can move along a second direction relative to the third adjusting piece in a coordinated manner with the first adjusting piece; the first direction and the second direction intersect;

the third adjusting piece is connected with the lens cone, and the third adjusting piece can cooperate with the first adjusting piece and the second adjusting piece to move along a third direction relative to the lens cone so as to adjust the relative position between the light source carrier and the lens cone.

Further, the third adjusting piece is connected with the lens cone, and the third adjusting piece can rotate around a third direction relative to the lens cone so as to adjust the emergent light spots to cover the area to be illuminated.

Further, a first guide shaft is arranged on one of the first adjusting piece and the second adjusting piece, and a first limit groove matched with the first guide shaft is arranged on the other of the first adjusting piece and the second adjusting piece; the first guide shaft can move in the first limiting groove along the first direction;

The second adjusting piece and the third adjusting piece are alternatively provided with a second guide shaft, and the other one is provided with a second limiting groove matched with the second guide shaft; the second guide shaft can move in the second limiting groove along the second direction.

Further, the third adjusting piece comprises a connecting body and an adjustable tightening piece which are fixedly connected, and the connecting body is connected with the second adjusting piece; the adjustable clamping piece is sleeved on the lens cone, and the relative position of the adjustable clamping piece and the lens cone can be adjusted.

Further, the adjustable fastening piece is provided with an adjusting connecting part, and the adjustable fastening piece can drive the third adjusting piece to move and/or rotate along the third direction relative to the lens barrel through adjusting the adjusting connecting part.

Further, a gap is formed between the adjustable fastening member and the connecting body, and the adjustable fastening member can move relative to the connecting body through the gap.

Further, the lens barrel further comprises a guide shaft section, and the adjustable tightening piece is sleeved on the guide shaft section.

Further, the connecting body is provided with a guide shaft matching part;

After the adjustable tightening piece is locked, the adjustable tightening piece is connected with the guide shaft section in a matched mode, and the inner diameter of the adjustable tightening piece is smaller than that of the guide shaft matching part.

Further, the guide shaft section is disposed within at least a portion of the guide shaft mating portion.

Further, the distance between the inner wall of the guide shaft section and the optical axis and the inner wall of the guide shaft matching part is larger than or equal to the distance between the inner wall of the second adjusting piece and the optical axis.

Further, the light source satisfies at least one of the following conditions:

the light source is a non-circular or non-spherical light source patch;

the luminous surface of the light source is non-circular;

the working light spot generated by the emergent light of the light source after being modulated by the light path component is non-circular.

Further, the light path component further comprises at least one pressing ring for pressing the optical lens; the at least one clamping ring is disposed adjacent to and alternately spaced apart from the at least one optical lens.

Further, the multi-light source adjusting device further comprises an interface connecting piece for fixedly mounting the external element; the interface connector is fixedly arranged at the end part of the lens cone.

Further, the multi-light source adjusting device further comprises a heat dissipation device for dissipating heat of the light source carrier; the heat dissipation device and the light source carrier are respectively and fixedly connected to two sides of the first adjusting piece.

Further, a light absorption layer or an extinction layer is arranged at a part for passing through the light path in the light path component.

The application also provides an optical device comprising the multi-light-source adjusting device.

The application provides a many light sources adjusting device has following technical effect at least:

in this application, distribute two at least light sources on the light source carrier, the light source carrier is fixed on the accent core subassembly, the one end of accent core subassembly is fixed on the lens cone, can drive the relative lens cone motion of light source carrier through accent core subassembly, and then adjust the luminescence center motion of any light source in two at least light sources to align with the optical axis of lens cone, make the luminescence surface center of any light source all can adjust to coaxial with the optical axis of lens cone, thereby can improve the optical efficiency of required light source output light under the circumstances of not changing high-power light source, and many light source adjusting device simple structure is compact, easy operation.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions and advantages of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1: the embodiment of the utility model provides an overall structure schematic diagram of a multi-light source adjusting device;

fig. 2: the embodiment of the utility model provides an integral structure cross-section of a multi-light source adjusting device;

fig. 3: the embodiment of the utility model provides an explosion schematic diagram of a multi-light source adjusting device;

fig. 4: the embodiment of the utility model provides an integral cross-sectional view of the aligning component;

fig. 5: the embodiment of the utility model provides an overall structure schematic diagram of a light source assembly;

fig. 6: the embodiment of the utility model provides an integral cross-sectional view of the light path component;

fig. 7: the first adjusting piece is structurally schematic;

fig. 8: the second adjusting piece is structurally schematic;

fig. 9: the structure schematic diagram of the third adjusting piece provided by the embodiment of the utility model;

wherein, the reference numerals in the figures correspond to:

1-light path component, 2-light source component, 3-aligning component, 4-interface connector, 5-heat abstractor, 11-lens cone, 12-optical lens, 13-clamping ring, 21-light source carrier, 22-light source, 31-first adjusting piece, 32-second adjusting piece, 33-third adjusting piece, 111-lens installation position, 112-guide shaft section, 113-connecting part, 311-first guide shaft, 312-first limit groove, 313-avoidance structure, 314-first connecting part, 315-light source connecting position, 321-second guide shaft, 322-second limit groove, 323-first light path through hole, 324-second connecting structure, 325-second connecting part, 331-adjustable clamping piece, 332-connecting body, 333-second light path through hole, 334-third connecting structure, 335-guide shaft matching part, 336-gap, 3311-adjusting connecting part.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or device.

The embodiments are described below with reference to the accompanying drawings, which do not limit the utility model described in the claims.

Referring to fig. 1-9, an embodiment of the present application provides a multi-light-source adjusting device, which includes a light path component 1, a light source component 2 and a core adjusting component 3, where the light path component 1 is disposed on an outgoing light path of the light source component 2; the optical path assembly 1 includes therein a lens barrel 11; the light source assembly 2 comprises at least two light sources 22 and a light source carrier 21, and the at least two light sources 22 are distributed on the light source carrier 21; the core adjusting component 3 is fixedly connected with the light source carrier 21, and one end of the core adjusting component 3 is connected with the lens barrel 11; the core adjusting component 3 can adjust the relative position between the light source carrier 21 and the lens barrel 11, so as to adjust the light emitting center of any one light source 22 of the at least two light sources 22 to align with the optical axis of the lens barrel 11, and simultaneously, the emergent light spots projected by the light sources 22 cover the area to be illuminated.

In this way, in the embodiment, at least two light sources 22 are distributed on the light source carrier 21, the light source carrier 21 is fixed on the core adjusting component 3, one end of the core adjusting component 3 is fixed on the lens barrel 11, the light source carrier 21 can be driven to move relative to the lens barrel 11 through the core adjusting component 3, and then the light emitting center of any one light source 22 of the at least two light sources 22 is adjusted to be aligned with the optical axis of the lens barrel 11, so that the light emitting surface center of any light source 22 can be adjusted to be coaxial with the optical axis of the lens barrel 11, and therefore the optical efficiency of the output light of the required light source can be improved under the condition that the high-power light source is not replaced.

Specifically, as shown in fig. 5, the light source carrier 21 may be a PCB, the light source may be an LED light source patch, and the LED light source patch may be soldered on the PCB, so that the LED light source patch emits light in a state where the PCB is connected to an external power supply.

In some embodiments, the at least two light sources 22 comprise light sources of at least two wavelengths.

The light source carrier 21 may be provided with at least two light sources 22 of different colors, since the wavelengths of the light are different for different colors.

In some embodiments, four color light sources 22 are arranged on the light source carrier 21.

In this embodiment, by arranging the light sources 22 with at least two colors on the light source carrier 21, the light source carrier 21 can be driven to move relative to the lens barrel 11 by the core adjusting component 3, so that the center of the light emitting surface of the light source 22 with different colors is adjusted to be aligned with the optical axis of the lens barrel 11, and meanwhile, the emergent light spots projected by the light source 22 cover the area to be illuminated, so that the light spots can be ensured to be projected to the correct positions, and the optical efficiency of the light output by the light source 22 with the required color is improved.

In other embodiments, two light sources 22 with the same color are disposed on the light source carrier 21, so that when one of the two light sources 22 with the same color fails, the center of the light emitting surface of the other light source 22 is driven by the dimming component 3 to align with the optical axis of the lens barrel 11, and the projected light spot covers the area to be illuminated, thereby improving the reliability and the adjustment efficiency of the application of the adjustment device.

As shown in fig. 4, in some embodiments, the aligning member 3 includes a first adjusting member 31, a second adjusting member 32, and a third adjusting member 33, and the light source carrier 21 is fixedly connected to the first adjusting member 31; the first adjusting member 31 is connected to the second adjusting member 32, and the first adjusting member 31 is movable in a first direction relative to the second adjusting member 32; the second adjusting member 32 is connected to the third adjusting member 33, and the second adjusting member 32 is capable of moving in the second direction in cooperation with the first adjusting member 31 relative to the third adjusting member 33; wherein the first direction and the second direction intersect; the third adjusting member 33 is connected to the lens barrel 11, and the third adjusting member 33 can move along a third direction relative to the lens barrel 11 in cooperation with the first adjusting member 31 and the second adjusting member 32 to adjust a relative distance between the light source carrier 21 and the lens barrel 11.

Specifically, as shown in fig. 7, the first adjusting member 31 is provided with a light source connection position 315, and the light source carrier 21 may be fixed to the light source connection position 315 by a bolt connection, for example, by a compression screw, or may be fixed to the light source carrier 21 by an adhesive manner.

Specifically, to ensure the mounting flatness of the light source carrier 21 on the first regulating member 31, the light source connection position 315 may be a finished surface.

Specifically, in order to facilitate the electrical connection between the external power source and the light source carrier 21, the first adjusting member 31 is further provided with an avoidance structure 313, and an electric wire of the external power source may be connected with the light source carrier 21 through the avoidance structure 313.

Specifically, as shown in fig. 3, the second adjusting member 32 is disposed between the first adjusting member 31 and the third adjusting member 33, and the second adjusting member 32 is provided with a first light path through hole 323, and the third adjusting member 33 is provided with a second light path through hole 333, so that the light paths of the light sources 22 disposed on the first adjusting member 31 are communicated.

Specifically, as shown in fig. 7 to 9, the first adjusting member 31 is further provided with a first connecting portion 314, the second adjusting member 32 is provided with a second connecting portion 325 and a second connecting structure 324, the first connecting portion 314 and the second connecting structure 324 can be detachably connected by a bolt connection manner, the third adjusting member 33 is provided with a third connecting structure 334, and the second connecting portion 325 and the third connecting structure 334 can be detachably connected by a bolt connection manner.

In some embodiments, light source 22 satisfies at least one of the following conditions: the light source 22 is a non-circular or non-spherical light source patch, i.e. the emergent ray of the light source 22 is non-circular; the light emitting surface of the light source 22 is non-circular; the working light spot generated by the outgoing light of the light source 22 after being modulated by the light path component 1 is non-circular. Therefore, when the outgoing light of the non-circular or non-spherical light source patch or the non-circular light emitting surface or the non-circular working light spot is in an angle inconsistency with the area to be illuminated, the light spot projected on the area to be illuminated cannot completely cover the area to be illuminated, so that the optical efficiency is reduced when the monochromatic light source is used. In this embodiment, the light source is a rectangular or square light source patch, i.e. the light emitting surface of the light source 22 is rectangular or square. In other embodiments, the light source may be configured in other shapes, such as a circle.

Specifically, as shown in fig. 2 and 3, the lens barrel 11 is provided with a guide shaft section 112, and the adjustable clamping member 331 is sleeved on the guide shaft section 112. The third adjusting member 33 is further provided with a guide shaft engaging portion 335, the guide shaft engaging portion 335 being provided on the connecting body 332, the guide shaft section 112 being movable within the guide shaft engaging portion 335. The adjustable fastening piece 331 is adjusted, so that the third adjusting piece 33 can move along a third direction relative to the lens barrel 11, so as to adjust the relative distance and the relative angle between the light source carrier 21 and the lens barrel 11, further improve the uniformity of the area to be illuminated, and simultaneously ensure that the emergent light spot projected by the light source 22 can completely cover the area to be illuminated, ensure that the light spot is projected to a correct position, improve the optical efficiency of the output light of the required light source under the condition of not changing the high-power light source, and adapt to the light sources 22 with various shapes and structures. Preferably, the guide shaft mating portion 335 is a guide shaft mating cavity in which the guide shaft section 112 is embedded and is free to move and rotate, i.e., the inner diameter of the guide shaft mating cavity is slightly larger than the outer diameter of the guide shaft section 112.

In some embodiments, as shown in fig. 2, the distance between the inner wall of the guide shaft section 112 and the optical axis of the guide shaft matching portion 335 is greater than or equal to the distance between the inner wall of the second adjusting member 32 and the optical axis, so that the working light emitted from the light source assembly 2 can be ensured to be smoothly projected into the light path assembly 1.

In some embodiments, as shown in fig. 7-9, the first connecting portion 314 may be a first waist-shaped slot, and the second connecting structure 324 may be a first threaded hole, and further, the second adjusting member 32 is fixed on the first adjusting member 31 by passing a bolt through the first waist-shaped slot and being in threaded connection with the first threaded hole; the second connection portion 325 may be a second waist-shaped slot, and the third connection structure 334 may be a second threaded hole, so that the third adjusting member 33 is fixed on the second adjusting member 32 by penetrating the second waist-shaped slot through the bolt to be in threaded connection with the second threaded hole, and the direction in which the length of the first waist-shaped slot is located is perpendicular to the direction in which the length of the second waist-shaped slot is located; the guide shaft engaging portion 335 may be sleeved on the guide shaft section 112 of the lens barrel 11, and the guide shaft engaging portion 335 may move along the axial direction of the guide shaft section 112, so as to adjust the relative distance between the light source carrier 21 and the lens barrel 11.

Based on the above-described partial or full embodiments, in the embodiment of the present application, the first waist-shaped groove and the second waist-shaped groove may be set to have the same size, and the first threaded hole and the second threaded hole may be set to have the same size, so as to improve the assembly efficiency between the first adjusting member 31, the second adjusting member 32, and the third adjusting member 33.

In some embodiments, the first adjusting member 31 may be an X-axis direction adjusting member, the second adjusting member 32 may be a Y-axis direction adjusting member, the third adjusting member 33 may be a Z-axis direction adjusting member, the moving direction of the X-axis direction adjusting member and the moving direction of the Y-axis direction adjusting member are perpendicular to each other, the moving direction of the Z-axis direction adjusting member is parallel to the optical axis of the lens barrel 11, and further, by adjusting the X-axis direction adjusting member, the Y-axis direction adjusting member and the Z-axis direction adjusting member in sequence, the relative position between the light source carrier 21 and the lens barrel 11 on the X-axis direction adjusting member can be adjusted, so that the center of the light emitting surface of the light source 22 of any wavelength of the light sources 22 of at least two wavelengths on the light source carrier 21 is adjusted to be coaxial with the optical axis of the lens barrel 11, thereby improving the optical efficiency of the light output by any desired light source 22.

In this embodiment, the first direction may correspond to an X-axis direction, the second direction may correspond to a Y-axis direction, and the third direction may correspond to a Z-axis direction.

In the present embodiment, the third adjusting member 33 is connected to the lens barrel 11, and the third adjusting member 33 can move and rotate relative to the lens barrel 11, so that the center of the light emitting surface of the light source 22 of any wavelength is adjusted to be coaxial with the optical axis of the lens barrel 11, and the outgoing light spot can cover the area to be illuminated, so as to improve the optical efficiency of the light output from any desired light source 22. In other embodiments, the third adjusting member 33 is connected to the lens barrel 11, and the third adjusting member 33 can move or rotate relative to the lens barrel 11.

In the present embodiment, the third adjusting member 33 can rotate around the third direction relative to the lens barrel 11, and then the second adjusting member 32 can cooperatively drive the light source carrier 21 on the first adjusting member 31 to rotate around the third direction relative to the lens barrel 11, so that the working light spot projected onto the area to be illuminated by the light emitting surface of any light source 22 on the light source carrier 21 can be adjusted to completely cover the area to be illuminated, and the optical efficiency of the light output by any required light source 22 is improved.

In some embodiments, as shown in fig. 7-9, one of the first adjusting member 31 and the second adjusting member 32 is provided with a first guiding shaft 311, and the other is provided with a first limiting groove 312 matched with the first guiding shaft 311; the first guide shaft 311 is movable in a first direction within the first limit groove 312; the second adjusting piece 32 and the third adjusting piece 33 are alternatively provided with a second guide shaft 321, and the other is provided with a second limit groove 322 matched with the second guide shaft 321; the second guide shaft 321 is movable in the second direction within the second limiting groove 322.

In some embodiments, the first adjusting member 31 is provided with a first limiting groove 312, the second adjusting member 32 is provided with a first guiding shaft 311, the first guiding shaft 311 can slide in the first limiting groove 312, the second adjusting member 32 is further provided with a second limiting groove 322, the third adjusting member 33 is provided with a second guiding shaft 321, the second guiding shaft 321 can slide in the second limiting groove 322, and the second guiding shaft 321 is perpendicular to the sliding direction of the first guiding shaft 311.

Specifically, the first limiting groove 312 may be a first sliding groove, and the second limiting groove 322 may be a second sliding groove.

In this embodiment, the first limiting groove 312 is disposed on the first adjusting member 31, the first limiting groove 312 slidably matched with the first guiding shaft 311 is disposed on the second adjusting member 32, so that the light source 22 on the first adjusting member 31 can be driven to move along the first limiting groove 312, the second limiting groove 322 is disposed on the second adjusting member 32, the second guiding shaft 321 slidably matched with the second limiting groove 322 is disposed on the third adjusting member 33, so that the second adjusting member 32 can be driven to move along the second limiting groove 322, and the light emitting center of any light source 22 on the first adjusting member 31 can be adjusted to move to the optical axis of the lens barrel 11.

In other embodiments, the second adjusting member 32 is provided with a first limiting groove 312, the first adjusting member 31 is provided with a first guiding shaft 311, the first guiding shaft 311 can slide in the first limiting groove 312, the third adjusting member 33 is further provided with a second guiding shaft 321, the second adjusting member 32 is provided with a second limiting groove 322, the second guiding shaft 321 can slide in the second limiting groove 322, and the second guiding shaft 321 is perpendicular to the sliding direction of the first guiding shaft 311.

In other embodiments, a first limiting groove 312 is formed in the first adjusting member 31, a first guiding shaft 311 is formed in the second adjusting member 32, the first guiding shaft 311 can slide in the first limiting groove 312, a second guiding shaft 321 is further formed in the second adjusting member 32, a second limiting groove 322 is formed in the third adjusting member 33, the second guiding shaft 321 can slide in the second limiting groove 322, and the second guiding shaft 321 is perpendicular to the sliding direction of the first guiding shaft 311.

In some embodiments, as shown in fig. 8, the third adjustment member 33 includes an adjustable grip 331 and a connecting body 332; the adjustable fastening piece 331 is sleeved on the lens barrel 11, the adjustable fastening piece 331 is fixedly connected with the connecting body 332, and the third adjusting piece 33 can be driven to move along a third direction relative to the lens barrel 11 by adjusting the relative position relationship between the adjustable fastening piece 331 and the lens barrel 11.

Specifically, the adjustable fastening member 331 and the connecting body 332 may be fixedly connected by a bolt, or may be integrally connected by welding, such as integrally connected by welding or integrally formed, so as to improve the assembly efficiency of the third adjusting member 33 and the lens barrel 11.

In particular, the adjustable grip 331 may be a fastening throat.

Specifically, the connecting body 332 is in connection with the second regulating member 32, and the adjustable grip 331 is in connection with the lens barrel 11.

Specifically, the adjustable fastening member 331 has an adjusting connection portion 3311, and the tightness of the sleeve joint of the adjustable fastening member 331 and the lens barrel 11 can be adjusted by the adjusting connection portion 3311, so that the adjustable fastening member 331 can drive the third adjusting member 33 to move and rotate along the third direction relative to the lens barrel 11 by adjusting the adjusting connection portion 3311, and further adjust the relative positional relationship between the third adjusting member 33 and the lens barrel 11, thereby cooperatively driving and adjusting the relative positional relationship between the light source carrier 21 and the lens barrel 11.

In the present embodiment, by providing the adjustable fastening member 331 on the third adjusting member 33, the adjustable fastening member 331 is sleeved on the guide shaft section 112 of the lens barrel 11, so that the adjustable fastening member 331 is prevented from moving in the first direction and the second direction, and is only moved in the optical axis direction, i.e., the third direction, and rotated around the optical axis direction. By adjusting the adjustable fastening member 331, the relative position relationship between the third adjusting member 33 and the lens barrel 11 can be adjusted, so as to cooperatively drive and adjust the relative distance between the light source carrier 21 and the lens barrel 11, thereby improving the uniformity of the outgoing light spot emitted by the light source 22 projected to the area to be illuminated.

In some embodiments, the adjustable fastening member 331 is sleeved on the lens barrel 11, and the third adjusting member 33 can be driven to rotate relative to the lens barrel 11 by adjusting the relative position between the adjustable fastening member 331 and the lens barrel 11.

In some embodiments, as shown in fig. 4, a gap 336 is provided between the adjustable fastening member 331 and the connecting body 332, and the adjustable fastening member 331 can move relative to the connecting body 332 through the gap 336, so that the adjustable fastening member 331 has adjustable elasticity relative to the rigid connecting body 332, so that the tightness between the adjustable fastening member 331 and the lens barrel 11 can be adjusted, and the positional relationship between the third adjusting member 33 and the lens barrel 11 can be adjusted.

In this embodiment, the guide shaft segment 112 is disposed in at least a portion of the guide shaft engaging portion 335, i.e., the guide shaft segment 112 can be coincident with a projection of at least a portion of the guide shaft engaging portion 335 on a horizontal plane in which the optical axis is located. In this way, when the relative positional relationship between the third adjusting member 33 and the lens barrel 11 is adjusted, the adjustable fastening member 331 is loosened, and since the guide shaft section 112 is disposed in at least a portion of the guide shaft fitting portion 335, the guide shaft fitting portion 335 can carry a portion of the gravity of the lens barrel 11, so that the problem that the reliability of the connection of the adjustable fastening member 331 to the connecting body 332 due to the concentration of the stress on the lens barrel 11 is reduced or even the connection is damaged due to the existence of the gap 336 can be avoided, and the stability of the connection of the lens barrel 11 to the third adjusting member 33 is further improved.

In this embodiment, after the adjustable fastening member 331, specifically the adjusting connection portion 3311, is locked, the adjustable fastening member 331 is cooperatively connected with the guide shaft section 112, and the inner diameter thereof is smaller than that of the guide shaft mating portion 335, so that the reliability of the fixed connection between the adjustable fastening member 331 and the lens barrel 11 can be realized. Optionally, the inner diameter of the adjustable grip 331 is slightly smaller than the inner diameter of the guide shaft mating portion 335.

In the present embodiment, the tightness degree of the sleeve joint of the adjustable fastening member 331 and the lens barrel 11 is adjusted, so as to adjust the rotation of the third adjusting member 33 relative to the lens barrel 11, and further cooperatively drive and adjust the rotation of the light source carrier 21 relative to the lens barrel 11, thereby adjusting the superposition of the emergent light spot of any light source 22 on the first adjusting member 31 and the area to be illuminated.

In some embodiments, as shown in fig. 6, the light path assembly 1 further comprises at least one optical lens 12; the inner cavity of the lens barrel 11 accommodates at least one optical lens 12.

Specifically, the inner cavity of the lens barrel 11 is provided with at least one lens mounting position 111, and the optical lens 12 is fixedly mounted in the lens mounting position 111.

Specifically, the lens mounting location 111 has an abutment shoulder structure, and the optical lens 12 can be accommodated on the lens mounting location 111 and abut against the abutment shoulder structure.

In the present embodiment, by providing the lens mounting position 111 in the inner cavity of the lens barrel 11, the optical lens 12 can be fixedly accommodated in the lens mounting position 111, providing a fixedly mounted position for the optical lens 12. The arrangement of the abutting shoulder structure ensures the installation stability of the optical lens 12 in the lens barrel 11, and improves the adjustment stability and accuracy of the light path component 1 to the light emitted by the light source 22.

In some embodiments, as shown in fig. 6, the optical path assembly 1 further includes at least one pressing ring 13 for pressing the optical lens 12; at least one connecting portion 113 is provided on the inner wall of the lens barrel 11, the pressing ring 13 is detachably connected to the connecting portion 113, and the at least one connecting portion 113 is adjacent to the at least one lens mounting position 111 and alternately arranged at intervals.

Specifically, the connecting portion 113 may have an internal thread structure, the pressing ring 13 is correspondingly provided with an external thread, and the pressing ring 13 is in threaded connection with the connecting portion 113.

In this embodiment, the connection portions 113 are alternately arranged adjacent to the lens mounting positions 111, so that each pressing ring 13 is in press fit with the corresponding optical lens 12, stability of the optical lens 12 in the lens mounting positions 111 is further improved, and stability and accuracy of adjusting light emitted by the light source 22 by the light path component 1 are further improved.

In other embodiments, the optical path assembly 1 further includes a spacer ring, at least one mating segment is disposed on the inner wall of the lens barrel 11, the outer ring of the spacer ring is in smooth mating with the mating segment, the at least one mating segment is adjacent to the at least one lens mounting location 111 and is alternately arranged at intervals, the spacer ring is disposed between two adjacent optical lenses 12, one end face of the spacer ring abuts against the optical lens 12 which is pressed by the pressing ring and is located on the outer side, and the other end face of the spacer ring abuts against another optical lens 12, so that stacking and fixing of a plurality of optical lenses 12 are realized.

In some embodiments, as shown in fig. 1-3, the multi-light source adjustment device further includes an interface connector 4 for fixedly mounting an external element; the interface connector 4 is fixedly provided at an end of the lens barrel 11.

Specifically, the interface connector 4 may be a flange connector, which may be bolted to the end of the lens barrel 11.

Specifically, the interface connector 4 may be provided with a plurality of connection structures, and is fixedly connected with the external element through the connection structures.

In some embodiments, the interface connector 4 is provided with four threaded connection holes, and the external element is connected to the interface connector 4 through bolts, so that the assembly efficiency of the external element and the adjusting device is improved, and meanwhile, the external element is convenient to replace by an operator according to specific requirements.

In some embodiments, the interface connector 4 and the lens barrel 11 are integrally formed, so that the connection stability of the interface connector 4 and the lens barrel 11 is ensured.

In some embodiments, as shown in fig. 1-3, the multiple light source adjustment device further comprises a heat sink 5; the heat dissipation device 5 is fixedly connected with the core adjusting component 3 and is used for dissipating heat of the light source carrier 21.

Specifically, the heat dissipating device 5 may be an LED heat sink, which may be fixed on the first adjustment member 31, and the light source carrier 21 and the LED heat sink are fixedly disposed at both sides of the first adjustment member 31. The first adjusting member 31 is made of a heat conductive material so as to transfer heat generated by the light source assembly 2 to the LED radiator.

Specifically, the first adjusting member 31 is provided with a fixing threaded hole, the LED radiator is provided with a connecting hole matched with the fixing threaded hole, and the first adjusting member 31 and the LED radiator can be fixedly connected through bolts.

In this embodiment, the heat dissipation device 5 is disposed on the first adjusting member 31, and the light source carrier 21 and the LED radiator are fixedly disposed on two sides of the first adjusting member 31, so that heat can be dissipated for the light source carrier 21 through the heat dissipation device 5, and further the service performance and service life of the light source carrier 21 are improved.

In other embodiments, the heat dissipating device 5 may be welded to the first adjusting member 31, and the heat dissipating device 5 and the first adjusting member 31 may be integrated.

In some embodiments, the light path component 1 is coated with a light absorbing or extinction layer at the location for the light path to pass through.

Specifically, a light absorption layer can be coated on the part where the light path passes, such as the inner cavity of the lens barrel 11 and the inner wall of the pressing ring, so that multiple specular reflection of light is prevented, and interference of stray light on working light is reduced.

In other embodiments, a matting layer having a stepped structure may be provided on the inner cavity of the lens barrel 11 and/or the inner wall of the pressing ring.

In this embodiment, the light absorption layer or the extinction layer is disposed on the light path through which the light passes, so that the reflection times of the light can be effectively reduced, and the interference of stray light on the working light can be reduced.

The embodiment of the application also provides optical equipment, which comprises the multi-light-source adjusting device in the embodiment.

The application provides a many light sources adjusting device has following beneficial effect at least:

1. in this embodiment, at least two light sources 22 are distributed on the light source carrier 21, the light source carrier 21 is fixed on the dimming component 3, one end of the dimming component 3 is fixed on the lens barrel 11, the dimming component 3 can drive the light source carrier 21 to move relative to the lens barrel 11, and then the light emitting center of any one light source 22 of the at least two light sources 22 is adjusted to align with the optical axis of the lens barrel 11, so that the light emitting surface center of any one light source 22 can be adjusted to be coaxial with the optical axis of the lens barrel 11, and the optical efficiency of the required light source output light can be improved without changing the high-power light source.

2. In this embodiment, by arranging the light sources 22 with at least two colors on the light source carrier 21, the light source carrier 21 can be driven to move relative to the lens barrel 11 by the core adjusting component 3, so that the center of the light emitting surface of the light source 22 with different colors is adjusted to be aligned with the optical axis of the lens barrel 11, and meanwhile, the emergent light spots projected by the light source 22 cover the area to be illuminated, so that the light spots are ensured to be projected to the correct positions, and the optical efficiency of the light output by the light source 22 with the required color is improved.

3. In this embodiment, the lens barrel 11 not only can fix and protect the optical lens 12, but also, the guide shaft section 112 disposed at one end of the lens barrel 11 cooperates with the third adjusting member 33 to drive the light source carrier 21 on the first adjusting member 31 to move and rotate along the third direction relative to the lens barrel 11, so as to adjust the relative distance and angle between the light source carrier 21 and the lens barrel 11, thereby improving the uniformity of the area to be illuminated, and simultaneously, the outgoing light spot projected by the light source 22 can completely cover the area to be illuminated, so as to ensure that the light spot is projected to the correct position, thereby improving the optical efficiency of the light output by any required light source 22.

4. The first adjusting member 31 not only can fixedly support the light source assembly 2, but also can drive the light source 22 to adjust left and right in the first direction.

5. The second adjusting member 32 not only adjusts the light source 22 to move up and down in the second direction, but also serves as a reference plate at the time of adjustment of the first adjusting member 31, that is, the first adjusting member 31 adjusts left and right in the first direction in cooperation with the light source 22 with respect to the second adjusting member 32.

6. The third adjusting member 33 not only connects the second adjusting member 32 and the optical path assembly 1, but also can adjust the light source 22 to move back and forth and rotate along the third direction, and at the same time, is also used as a reference plate when the second adjusting member 32 adjusts, that is, the second adjusting member 32 drives the first adjusting member 31 to cooperate with the light source 22 to adjust up and down along the second direction relative to the third adjusting member 33.

7. In the present embodiment, by providing the adjustable fastening member 331 on the third adjusting member 33, the adjustable fastening member 331 is sleeved on the guide shaft section 112 of the lens barrel 11, so that the adjustable fastening member 331 is prevented from moving in the first direction and the second direction, and is only moved in the optical axis direction, i.e., the third direction, and rotated around the optical axis direction. By adjusting the tightness degree of the sleeving connection between the adjustable clamping piece 331 and the lens barrel 11, the distance between the third adjusting piece 33 and the lens barrel 11 can be adjusted, and the relative distance between the light source carrier 21 and the lens barrel 11 can be driven and adjusted cooperatively, so that the uniformity of the projection of the emergent light spots emitted by the light source 22 to the area to be illuminated is improved; moreover, the third adjusting member 33 can be adjusted to rotate relative to the lens barrel 11, so as to cooperatively drive and adjust the light source carrier 21 to rotate relative to the lens barrel 11, thereby adjusting the emergent light spot of any light source 22 on the first adjusting member 31 to coincide with the area to be illuminated.

8. In this embodiment, by providing the gap 336 between the adjustable fastening member 331 and the connecting body 332, the gap 336 can enable the adjustable fastening member 331 to have adjustable elasticity with respect to the relatively rigid connecting body 332, and after the adjusting connecting portion 3311 is locked, the adjustable fastening member 331 is cooperatively connected with the guide shaft section 112, and the inner diameter thereof is slightly smaller than the inner diameter of the guide shaft mating portion 335, thereby achieving the reliability of the fixed connection between the adjustable fastening member 331 and the lens barrel 11.

9. In this embodiment, the first limiting groove 312 is disposed on the first adjusting member 31, and the first limiting groove 312 slidably matched with the first guiding shaft 311 is disposed on the second adjusting member 32, so as to drive the light source 22 on the first adjusting member 31 to move along the first limiting groove 312; the second limiting groove 322 is formed in the second adjusting piece 32, and the second guiding shaft 321 of the second limiting groove 322 which is in sliding fit with the second limiting groove 322 is arranged in the third adjusting piece 33, so that the second adjusting piece 32 can be driven to move along the second limiting groove 322; by the cooperation of the limiting groove and the guide shaft, the movement guide of the aligning member 3 in the first direction and the second direction can be provided, so that the light emitting center of any one of the light sources 22 on the first aligning member 31 is adjusted to be coaxial with the optical axis of the optical path member 1.

10. In the present embodiment, by disposing the guide shaft section 112 in at least a part of the guide shaft fitting portion 335, in this way, when the relative positional relationship between the third adjusting member 33 and the lens barrel 11 is adjusted, the adjustable collar 331 is loosened, and since the guide shaft section 112 is disposed in at least a part of the guide shaft fitting portion 335, the guide shaft fitting portion 335 can carry part of the gravity of the lens barrel 11, thereby being capable of avoiding the problem that the reliability of the connection of the adjustable collar 331 with the connecting body 332 due to the concentration of the stress to the lens barrel 11 due to the existence of the gap 336 is reduced or even the connection is damaged, the stability of the connection of the lens barrel 11 with the third adjusting member 33 is further improved.

Examples

Referring to fig. 1-9, the present embodiment provides a multi-light-source adjusting device, which includes a light path component 1, a light source component 2 and a core adjusting component 3, wherein the light path component 1 is disposed on an outgoing light path of the light source component 2; the optical path component 1 comprises a lens barrel 11, and at least one optical lens 12 is accommodated in an inner cavity of the lens barrel 11; the light source assembly 2 comprises at least two light sources 22 and a light source carrier 21, and the at least two light sources 22 are distributed on the light source carrier 21; the core adjusting component 3 is fixedly connected with the light source carrier 21, and one end of the core adjusting component 3 is connected with the lens barrel 11; the dimming component 3 can drive the light source carrier 21 to move relative to the lens barrel 11, so as to adjust the light emitting center of any one light source 22 of the at least two light sources 22 to align with the optical axis of the lens barrel 11.

As shown in fig. 4, the aligning assembly 3 includes an X-axis direction adjusting member, a Y-axis direction adjusting member, and a Z-axis direction adjusting member, wherein an installation threaded hole is provided on an end surface of the X-axis direction adjusting member, the light source carrier 21 is fixed on the X-axis direction adjusting member through a threaded connection of a compression screw and the installation threaded hole, the X-axis direction adjusting member is further provided with an avoidance structure 313, and an electric wire externally connected with a power supply through the avoidance structure 313 can be electrically connected with the light source carrier 21; an LED radiator is fixedly arranged on the other end face of the X-axis direction adjusting member for radiating the light source carrier 21.

As shown in fig. 7-9, the Y-axis direction adjusting member is disposed between the X-axis direction adjusting member and the Z-axis direction adjusting member, the X-axis direction adjusting member is further provided with a first waist-shaped slot, the Y-axis direction adjusting member is provided with a threaded hole matched with the first waist-shaped slot, and the X-axis direction adjusting member is fixedly connected with the Y-axis direction adjusting member through a bolt; the Y-axis direction adjusting piece can be provided with a second waist-shaped groove, the second waist-shaped groove is identical to the first waist-shaped groove in structure, but the length direction of the first waist-shaped groove is perpendicular to the length direction of the second waist-shaped groove, the Z-axis direction adjusting piece is provided with a threaded hole matched with the second waist-shaped groove, and the Y-axis direction adjusting piece is fixedly connected with the Z-axis direction adjusting piece through a bolt.

The X-axis direction adjusting piece is further provided with a first limit groove 312, the Y-axis direction adjusting piece is provided with a first guide shaft 311 which is in sliding fit with the first limit groove 312, the X-axis direction adjusting piece can slide along the X-axis direction relative to the Y-axis direction adjusting piece, the Z-axis direction adjusting piece is further provided with a second limit groove 322, the Y-axis direction adjusting piece is further provided with a second guide shaft 321 which is in sliding fit with the second limit groove 322, and the Y-axis direction adjusting piece can slide along the Y-axis direction relative to the Z-axis direction adjusting piece.

The side of the Z-axis direction adjusting piece, which is matched with the lens barrel 11, is fixedly provided with a fastening throat hoop, the fastening throat hoop is sleeved on the lens barrel 11, and then the Z-axis direction adjusting piece can rotate relative to the lens barrel 11 by adjusting the tightness of the fastening throat hoop matched with the lens barrel 11, and can slide in the axial direction of the guide shaft section 112 of the lens barrel 11 along the Z-axis direction adjusting piece, so that the relative distance between the light source carrier 21 and the lens barrel 11 is adjusted.

As shown in fig. 6, two lens mounting positions 111 are disposed in the inner cavity of the lens barrel 11 at intervals, an internal thread connecting structure is disposed between the two lens mounting positions 111, the optical lens 12 is accommodated in the corresponding lens mounting position 111, and the pressing ring 13 is abutted to the optical lens 12 through the cooperation of the pressing ring 13 and the internal thread connecting structure, so that the optical lens 12 is tightly pressed.

The light absorption layer is coated on the inner cavity of the lens barrel 11 and the pressing ring, so that the reflection times of light can be effectively reduced, and the interference of stray light on working light can be reduced.

The end part integrated into one piece at lens barrel 11 is provided with flange connection spare, is provided with the screw thread mounting hole on the flange connection spare, is convenient for connect external component on flange connection spare, and then has improved external component and adjusting device's assembly efficiency, also is convenient for the operating personnel to change external component according to specific demand simultaneously.

The embodiment also provides an assembling process of the multi-light source adjusting device, which comprises the following steps:

s1, the optical lens 12 is installed in a lens installation position 111 of the inner cavity of the lens barrel 11, and then the optical lens 12 is pressed and fixed in the lens installation position 111 through a pressing ring 13.

S2, fixedly mounting the light source carrier 12 with at least two light sources 22 distributed on an X-axis direction adjusting piece, and fixedly connecting an LED radiator on the other end face of the X-axis direction adjusting piece.

S3, the X-axis direction adjusting piece is fixedly connected with the Y-axis direction adjusting piece through a bolt, and a first limiting groove 312 on the X-axis direction adjusting piece is matched with a first guide shaft 311 on the Y-axis direction adjusting piece.

S4, fixedly connecting the Y-axis direction adjusting piece and the Z-axis direction adjusting piece through bolts, and matching a second guide shaft 321 on the Y-axis direction adjusting piece with a second limit groove 322 on the Z-axis direction adjusting piece.

S5, the fastening throat hoop on the Z-axis direction adjusting piece is sleeved on the guide shaft section 112 of the lens barrel 11, and the Z-axis direction adjusting piece is fixedly connected with the lens barrel 11 by adjusting the tightness of the fastening throat hoop matched with the guide shaft section 112.

The embodiment also provides an adjusting process of the multi-light source adjusting device, which comprises the following steps:

firstly, loosening a bolt connected to an X-axis direction adjusting piece and a Y-axis direction adjusting piece, and moving the X-axis direction adjusting piece to enable a first guide shaft 311 to slide along a first limit groove 312; loosening the bolt connected with the Z-axis direction adjusting piece and the Y-axis direction adjusting piece, moving the Y-axis direction adjusting piece to enable the second guide shaft 321 to slide along the second limit groove 322, and further enabling the light emitting center of the light source 22 required on the light source carrier 12 to move to be aligned with the optical axis of the lens barrel 11; and (3) screwing the connecting bolts of the X-axis direction adjusting piece and the Y-axis direction adjusting piece and the connecting bolts of the Z-axis direction adjusting piece and the Y-axis direction adjusting piece.

Then, the connection between the fastening hose clamp on the Z-axis direction adjusting member and the guide shaft section 112 of the lens barrel 11 is loosened, so that the Z-axis direction adjusting member rotates relative to the lens barrel 11, and can be adjusted to slide in the axial direction of the guide shaft section 112 of the lens barrel 11, and further the relative distance between the light source carrier 21 and the lens barrel 11 is adjusted, so that the emergent light spot emitted by the light source 22 covers the area to be illuminated, and the position and the irradiation angle of the emergent light spot emitted by the light source 22 projected to the area to be illuminated meet the requirements.

Finally, tightening the fastening throat hoop.

In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments.

All the features described in the present application (including the technical features described in the different embodiments) may be combined arbitrarily and in a reasonable case, and the new technical solutions formed by combining the features are all within the protection scope of the present application.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (16)

1. A multiple light source adjustment device, comprising:

an optical path component (1) comprising a lens barrel (11);

a light source assembly (2) comprising at least two light sources (22) and a light source carrier (21), the at least two light sources (22) being arranged separately on the light source carrier (21);

the core adjusting component (3) is fixedly connected with the light source carrier (21), and one end of the core adjusting component (3) is connected with the lens cone (11);

The light path component (1) is arranged on an emergent light path of the light source component (2), and the core adjusting component (3) can adjust the relative position between the light source carrier (21) and the lens cone (11), so as to adjust the light emitting center of any one light source (22) of the at least two light sources (22) to align with the optical axis of the lens cone (11).

2. A multiple light source adjustment device according to claim 1, characterized in that the at least two light sources (22) comprise light sources of at least two wavelengths.

3. A multiple light source adjustment device according to claim 1 or 2, characterized in that the dimming component (3) comprises a first adjustment member (31), a second adjustment member (32) and a third adjustment member (33), the light source carrier (21) being fixedly connected with the first adjustment member (31);

the first adjusting piece (31) is connected with the second adjusting piece (32), and the first adjusting piece (31) can move along a first direction relative to the second adjusting piece (32);

the second adjusting piece (32) is connected with the third adjusting piece (33), and the second adjusting piece (32) can cooperate with the first adjusting piece (31) to move along a second direction relative to the third adjusting piece (33); the first direction and the second direction intersect;

The third adjusting piece (33) is connected with the lens barrel (11), and the third adjusting piece (33) can cooperate with the first adjusting piece (31) and the second adjusting piece (32) to move along a third direction relative to the lens barrel (11) so as to adjust the relative position between the light source carrier (21) and the lens barrel (11).

4. A multiple light source adjustment device according to claim 3, characterized in that the third adjustment member (33) is rotatable relative to the barrel (11) about the third direction to adjust the area to be illuminated covered by the outgoing light spot.

5. A multiple light source adjusting device according to claim 3, wherein either the first adjusting member (31) or the second adjusting member (32) is provided with a first guiding shaft (311), and the other is provided with a first limiting groove (312) matched with the first guiding shaft (311);

the first guide shaft (311) can move in the first direction in the first limit groove (312);

a second guide shaft (321) is arranged on one of the second adjusting piece (32) and the third adjusting piece (33), and a second limit groove (322) matched with the second guide shaft (321) is arranged on the other of the second adjusting piece and the third adjusting piece;

the second guide shaft (321) can move in the second direction in the second limit groove (322).

6. A multiple light source adjustment device according to claim 4, characterized in that the third adjustment member (33) comprises a fixedly connected adjustable tightening member (331) and a connection body (332), the connection body (332) being connected with the second adjustment member (32);

the adjustable clamping piece (331) is sleeved on the lens cone (11), and the relative position of the adjustable clamping piece (331) and the lens cone (11) can be adjusted.

7. A multiple light source adjustment device according to claim 6, characterized in that the adjustable grip member (331) has an adjustment connection (3311), the adjustable grip member (331) being capable of moving and/or rotating the third adjustment member (33) in the third direction relative to the barrel (11) by adjusting the adjustment connection (3311).

8. A multiple light source adjustment device according to claim 6, characterized in that a gap (336) is provided between the adjustable clamping member (331) and the connection body (332), the adjustable clamping member (331) being movable relative to the connection body (332) through the gap (336).

9. A multiple light source adjustment device according to claim 8, characterized in that the lens barrel (11) further comprises a guide shaft section (112), the adjustable tightening member (331) being sleeved on the guide shaft section (112).

10. A multiple light source adjustment device according to claim 9, characterized in that the connection body (332) has a guide shaft mating portion (335);

after the adjustable tightening piece (331) is locked, the adjustable tightening piece (331) is connected with the guide shaft section (112) in a matched mode, and the inner diameter of the adjustable tightening piece is smaller than that of the guide shaft matching part (335).

11. A multiple light source adjustment device according to claim 10, characterized in that the guide shaft section (112) is placed in at least part of the guide shaft mating part (335).

12. A multiple light source adjustment device according to claim 10, characterized in that the distance of the inner wall of the guide shaft section (112), the inner wall of the guide shaft mating part (335) to the optical axis is larger than or equal to the distance of the inner wall of the second adjustment member (32) to the optical axis.

13. A multiple light source adjustment device according to claim 2, characterized in that the light source (22) fulfils at least one of the following conditions:

the light source (22) is a non-circular or non-spherical light source patch;

the luminous surface of the light source (22) is non-circular;

the working light spot generated by the emergent light of the light source (22) after being modulated by the light path component (1) is non-circular.

14. A multiple light source adjustment device according to any one of claims 4-11, further comprising an interface connection (4) for fixedly mounting an external element;

The interface connecting piece (4) is fixedly arranged at the end part of the lens barrel (11).

15. A multiple light source adjustment device according to any one of claims 4-7, characterized in that the light path assembly (1) is provided with a light absorbing or extinction layer at the location for the light path to pass through.

16. An optical device comprising a multiple light source modulation device according to any one of claims 1-15.