CN209198852U - Light lens adjustment structure and laser projection - Google Patents
Light lens adjustment structure and laser projection Download PDFInfo
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- CN209198852U CN209198852U CN201822230928.5U CN201822230928U CN209198852U CN 209198852 U CN209198852 U CN 209198852U CN 201822230928 U CN201822230928 U CN 201822230928U CN 209198852 U CN209198852 U CN 209198852U
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- main casing
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Abstract
The utility model discloses being provided with lens subassembly in a kind of light lens adjustment structure and laser projection, including light source main casing, light source main casing, lens subassembly includes eyeglass fixed frame and the lens that are fixed on eyeglass fixed frame；Adjustment structure includes upper and lower adjustment mechanism and front and back regulating mechanism；Lens subassembly can adjust upper and lower displacement of the lens subassembly relative to light source main casing by upper and lower adjustment mechanism；Lens subassembly can adjust lens subassembly moving forward and backward relative to light source main casing by front and back regulating mechanism.Using above-mentioned light lens adjustment structure, pass through setting upper and lower adjustment mechanism and front and back regulating mechanism, lens can be adjusted in two dimensions of X, Z, influence caused by with multiple lens practical centers position deviation theory position in compensatory light system to dispersion of rays degree and optical efficiency, the matching degree of optical system is improved, optical effect caused by largely improving because of optical system accumulated error.
Description
Technical field
The utility model relates to a kind of light supply apparatus, more particularly to a kind of light lens adjustment structure and laser projection
Machine.
Background technique
Existing laser projection light source, general there are two types of common lens fixed forms.One is lens are passed through list
The mode of only alloy pressuring casting bracket combination metal plate elastic slice is fixed on light source main casing, conjunction used in this fixed form
Golden die casting bracket unit price is higher, and die cost is higher, and cannot be adjusted.Another way is to be directly anchored to lens
In the imitation-shaped groove of alloy die cast main casing, cost is relatively low for this fixed form, and lens cannot be adjusted in an off-axis direction, in this way
Cannot compensate because eyeglass itself is eccentric, main casing imitation-shaped groove is eccentric and assembling process in caused by it is eccentric, and these are eccentric
It will affect propagation path, the hot spot dispersion degree, optical efficiency of light.
When some optical mirror slip is higher to concentricity susceptibility, both the above mode not can solve by eyeglass
Eccentric (the axle center deviation of eyeglass theoretical position and physical location) bring optical problem.
Utility model content
It is fixed for propagation path, hot spot dispersion degree, eyeglass itself bias of optical efficiency, the structural member for influencing light
Bias caused by card slot bias and assembling process proposes a kind of light lens adjusting knot that multi-direction can adjust lens
Structure and laser projection.
It is achieved in order to solve the above technical problems, the utility model adopts the following technical solutions:
It is provided with lens subassembly in a kind of light lens adjustment structure, including light source main casing, the light source main casing, institute
State the lens that lens subassembly includes eyeglass fixed frame He is fixed on eyeglass fixed frame；The adjustment structure includes upper downward
Save mechanism and front and back regulating mechanism；The lens subassembly by upper and lower adjustment mechanism, can adjust the lens subassembly relative to
The upper and lower displacement of the light source main casing；The lens subassembly can adjust the lens subassembly phase by front and back regulating mechanism
For moving forward and backward for the light source main casing.
The upper and lower adjustment mechanism include adjusting bracket, first adjust fastener and cover board in one of the embodiments,
The cover board is connect with the light source main casing, the adjusting bracket be vertically arranged in the light source main casing and with the lid
Plate is fixedly connected；Fastener connection is adjusted by first between the eyeglass fixed frame and the adjusting bracket, passes through described the
One adjusting fastener can adjust the upper and lower displacement of the eyeglass fixed frame.
The top horizontal of the eyeglass fixed frame is provided with the first abutting part, the adjusting in one of the embodiments,
The bracket position opposite with first abutting part offers tapped through hole, and the first adjusting fastener is set to the screw thread
In through-hole, abutted with first abutting part；Fastener is adjusted by described in knob first, drives the eyeglass fixed frame or more
Movement.
The eyeglass fixed frame and the side wall of adjusting bracket fit in one of the embodiments, and the eyeglass is solid
Determine that the first sliding block sliding groove structure is arranged between frame and adjusting bracket, the guiding for up and down motion.
The first sliding block sliding groove structure includes first be provided in the adjusting bracket in one of the embodiments,
Sliding slot, the first sliding block being arranged on the eyeglass fixed frame, first sliding block are arranged in the first sliding groove.
It is provided with the first elastic component between the eyeglass fixed frame and the adjusting bracket in one of the embodiments,
First elastic component is fixed in the adjusting bracket and abuts with the bottom end of the eyeglass fixed frame, first elastic component
For providing bounce for the eyeglass fixed frame.
In one of the embodiments, the front and back regulating mechanism include second adjust fastener, the cover board with it is described
Fastener connection is adjusted by described second between light source main casing, the lid can be adjusted by the second adjusting fastener
Plate moves forward and backward, and then adjusts moving forward and backward for the lens subassembly.
The cover board bottom surface is vertically arranged with the second abutting part in one of the embodiments, the light source main casing with
Tapped through hole is opened up on the opposite side wall of second abutting part, the second adjusting fastener is set in the tapped through hole, with
Second abutting part abuts；Fastener is adjusted by described in knob second, the cover board is driven to move forward and backward, and then drives institute
Lens subassembly is stated to move forward and backward.
The second elastic component, institute are additionally provided between the cover board and the light source main casing in one of the embodiments,
The second elastic component is stated for providing bounce for cover board fortune.
The second sliding block sliding slot knot is provided between the cover board and the light source main casing in one of the embodiments,
Structure, the guiding for moving forward and backward.
The utility model further includes a kind of laser projection, including the light lens adjustment structure.
Compared with prior art, the advantages and positive effects of the utility model are as follows:
Above-mentioned light lens adjustment structure can be tieed up by setting upper and lower adjustment mechanism and front and back regulating mechanism at X, Z two
Lens are adjusted on degree, with multiple lens practical centers position deviation theory position in compensatory light system caused by light from
The influence of the degree of dissipating and optical efficiency, solves light source because the deviation between eyeglass or structural member actual size and theoretical value is led
The coaxiality deviation and mirror spacing offset issue of cause；Meanwhile improve the matching degree of optical system, largely improve because
Optical effect caused by optical system accumulated error.
Detailed description of the invention
Fig. 1 is the explosive view one of the utility model light lens adjustment structure；
Fig. 2 is the explosive view two of the utility model light lens adjustment structure；
Fig. 3 is the explosive view of lens subassembly in the utility model light lens adjustment structure；
Fig. 4 is the structural schematic diagram of lens subassembly and adjusting bracket assembling in the utility model light lens adjustment structure；
Fig. 5 is the top view of the utility model light lens adjustment structure；
Fig. 6 is the top cross-sectional view of the utility model light lens adjustment structure；
Description of symbols:
Light source main casing 100；Second sliding slot 110；
Lens subassembly 200；Eyeglass fixed frame 210；First abutting part 211；First sliding block 212；Lens 220；Eyeglass is fixed
Elastic slice 230；Eyeglass fixed screw 240；
Adjusting bracket 310；First sliding groove 311；Embedded groove 312；Positioning column 312；First adjusts fastener 320；Cover board
330；Second abutting part 331；Third abutting part 332；Location hole 333；Second sliding block 334；Through-hole 335；First elastic component 340；
Screw 350；
Second adjusts fastener 410；Second elastic component 420.
Specific embodiment
It is described in detail below with reference to specific embodiment of the Figure of description to the utility model, but this is practical
The novel multitude of different ways that can be defined by the claims and cover is implemented.
Referring to Figures 1 and 2,220 adjustment structure of light lens in one embodiment of the utility model, including light source master
Lens subassembly 200 is provided in shell 100, light source main casing 100.As shown in figure 3, lens subassembly 200 includes eyeglass fixed frame
210 and the lens 220 that are fixed on eyeglass fixed frame 210.Eyeglass fixed frame 210 be arranged mounting hole, lens 220 setting with
In mounting hole.Specifically, lens subassembly 200 further includes eyeglass fixation spring tab 230 and eyeglass fixed screw 240.Eyeglass fixes bullet
Piece 230 is fixed by eyeglass fixed screw 240 and eyeglass fixed frame 210, eyeglass fixed frame 210 and eyeglass fixation spring tab 230
Chucking power fixes eyeglass.Adjustment structure includes upper and lower adjustment mechanism and front and back regulating mechanism.Lens subassembly 200 passes through upper downward
Mechanism is saved, upper and lower displacement of the lens subassembly 200 relative to light source main casing 100 can be adjusted, i.e. upper and lower adjustment mechanism can be in Z
Lens 220 are adjusted in axis direction.Lens subassembly 200 can adjust lens subassembly 200 relative to light source by front and back regulating mechanism
Main casing 100 moves forward and backward, i.e. front and back regulating mechanism can adjust lens 220 in the X-axis direction.
Above-mentioned 220 adjustment structure of light lens can be in X, Z by setting upper and lower adjustment mechanism and front and back regulating mechanism
Lens 220 are adjusted in two dimensions, are made with 220 practical center position deviation theory positions of lens multiple in compensatory light system
At the influence to dispersion of rays degree and optical efficiency, solve light source because of eyeglass or structural member actual size and theoretical value
Between deviation caused by coaxiality deviation and mirror spacing offset issue；Meanwhile the matching degree of optical system is improved, very greatly
Optical effect caused by degree is improved because of optical system accumulated error.
In the present embodiment, as shown in figure 4, upper and lower adjustment mechanism include that adjusting bracket 310, first adjusts fastener 320
With cover board 330.Cover board 330 is covered on light source main casing 100, is connect with light source main casing 100.Adjusting bracket 310 is set vertically
It sets in light source main casing 100 and is fixedly connected with cover board 330 by screw 350.Positioning column is additionally provided in adjusting bracket 310
312, it is matched with the location hole 333 on cover board 330, convenient for positioning assembly.Between eyeglass fixed frame 210 and adjusting bracket 310
Fastener 320 is adjusted by first to connect, and the upper bottom of eyeglass fixed frame 210 can be adjusted by the first adjusting fastener 320
It moves.First adjusting fastener 320 can be bolt, screw etc..Corresponding on cover board 330 to open up through-hole 335, first adjusts fastener
320 pass through the through-hole 335, connect with the adjusting bracket 310 of lower section and eyeglass fixed frame 210.
Such as Fig. 3, the top horizontal of eyeglass fixed frame 210 is provided with the first abutting part 211, and adjusting bracket 310 is L shape folding
Plate, the upside of adjusting bracket 310 position opposite with the first abutting part 211 offer tapped through hole 335, and first adjusts fastener
320 are set in tapped through hole 335, abut with the first abutting part 211.Fastener 320 is adjusted by knob first, is able to drive
Eyeglass fixed frame 210 moves up and down.
Sliding in order to guarantee adjusting bracket 310 is steady, and eyeglass fixed frame 210 and the side wall of adjusting bracket 310 fit,
And the first sliding block sliding groove structure, the guiding for up and down motion are set between eyeglass fixed frame 210 and adjusting bracket 310.Such as Fig. 4
Shown, specifically, the first sliding block sliding groove structure includes the first sliding groove 311 being provided in adjusting bracket 310, is arranged and consolidates in eyeglass
Determine the first sliding block 212 on frame 210, the first sliding block 212 is arranged in first sliding groove 311, can slide along first sliding groove 311,
Step-less adjustment can be achieved.In the present embodiment, the first sliding block sliding groove structure is provided with everywhere, is located at four corners.In order to adjust
The assembly of bracket 310 and eyeglass fixed frame 210 is saved, the embedded groove 312 of horizontal direction is opened up at 311 lower end of first sliding groove, it is corresponding
Ground, the first sliding block 212 are set as L-type structure, are arranged perpendicular to the lateral plane of adjusting bracket 310, the first sliding block 212 passes through embedding
Enter slot 312 to slide into first sliding groove 311.In a further embodiment, the position of the first sliding block 212 and first sliding groove 311 can be with
It exchanges.
As shown in figure 4, the first elastic component 340 is provided between eyeglass fixed frame 210 and adjusting bracket 310, the first elasticity
Part 340 is fixed in adjusting bracket 310 and abuts with the bottom end of eyeglass fixed frame 210, and the first elastic component 340 is used to consolidate for eyeglass
Determine frame 210 and bounce is provided, guarantee to stop at any time when adjusting to suitable position, and is that adjusting bracket 310 provides reset
Active force, the movement of adjusting bracket 310 when guaranteeing to be adjusted up.First elastic component 340 is preferably torsionspring, both ends and mirror
The bottom end of piece fixed frame 210 is fixed.
In the present embodiment, as shown in Figure 5 and Figure 6, front and back regulating mechanism includes the second adjusting fastener 410, and second adjusts
Saving fastener 410 can be bolt, screw etc..Fastener 410 is adjusted by second between cover board 330 and light source main casing 100
Connection can adjust moving forward and backward for cover board 330 by the second adjusting fastener 410, and then adjust the front and back of lens subassembly 200
Displacement.
Specifically, as Fig. 6,330 bottom surface of cover board are vertically arranged with the second abutting part 331, light source main casing 100 is supported with second
Open up tapped through hole 335 on the opposite side wall of socket part 331, the second adjusting fastener 410 is set in tapped through hole 335, with the
Two abutting parts 331 abut.Fastener 410 is adjusted by knob second, drives cover board 330 to move forward and backward, and then drive lens group
Part 200 moves forward and backward.
The second elastic component 420 is additionally provided between cover board 330 and light source main casing 100, the second elastic component 420 is used for as lid
The fortune of plate 330 provides bounce, guarantees to stop at any time when adjusting to suitable position, and is that cover board 330 provides the effect of reset
Power guarantees the movement of adjusting bracket 310 when front and back is adjusted.Second elastic component 420 is preferably spring, 330 bottom surface of cover board and second
The opposite other side of abutting part 331 is vertically arranged with third abutting part 332, and the second elastic component 420 is arranged in third abutting part 332
Between light source main casing 100.
Sliding in order to guarantee cover board 330 is steady, and it is sliding that the second sliding block is provided between cover board 330 and light source main casing 100
Slot structure, the guiding for moving forward and backward.Second sliding block sliding groove structure specifically includes second be arranged on light source main casing 100
Sliding slot 110 and the second sliding block 334 that 330 bottom surface of cover board is set.In the setting of second sliding block 334 and second sliding slot 110, along second
Sliding slot 110 moves forward and backward.Second sliding block sliding groove structure is provided at two, and second sliding slot 110 is separately positioned on light source main casing 100
Two lateral walls on.In a further embodiment, the position of the second sliding block 334 and second sliding slot 110 can be interchanged.
The utility model further includes a kind of laser projection, including above-mentioned light lens adjustment structure.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (11)
1. it is provided with lens subassembly in a kind of light lens adjustment structure, including light source main casing, the light source main casing, it is special
Sign is, the lens subassembly includes eyeglass fixed frame and the lens that are fixed on eyeglass fixed frame；The adjustment structure
Including upper and lower adjustment mechanism and front and back regulating mechanism；The lens subassembly can adjust the lens by upper and lower adjustment mechanism
Upper and lower displacement of the component relative to the light source main casing；The lens subassembly can be adjusted described by front and back regulating mechanism
Lens subassembly is moved forward and backward relative to the light source main casing.
2. light lens adjustment structure according to claim 1, which is characterized in that the upper and lower adjustment mechanism include adjusting
Bracket, the first adjusting fastener and cover board, the cover board are connect with the light source main casing, and the adjusting bracket is vertically arranged in
It is fixedly connected in the light source main casing and with the cover board；Pass through first between the eyeglass fixed frame and the adjusting bracket
Fastener connection is adjusted, the upper and lower displacement of the eyeglass fixed frame can be adjusted by the first adjusting fastener.
3. light lens adjustment structure according to claim 2, which is characterized in that the top horizontal of the eyeglass fixed frame
It is provided with the first abutting part, the adjusting bracket position opposite with first abutting part offers tapped through hole, and described
One adjusting fastener is set in the tapped through hole, is abutted with first abutting part；It is adjusted by described in knob first tight
Firmware drives the eyeglass fixed frame to move up and down.
4. light lens adjustment structure according to claim 3, which is characterized in that the eyeglass fixed frame and adjusting bracket
Side wall fit, and the first sliding block sliding groove structure is set, for moving up and down between the eyeglass fixed frame and adjusting bracket
Guiding.
5. light lens adjustment structure according to claim 4, which is characterized in that the first sliding block sliding groove structure includes
The first sliding groove being provided in the adjusting bracket, the first sliding block being arranged on the eyeglass fixed frame, first sliding block
It is arranged in the first sliding groove.
6. light lens adjustment structure according to claim 3, which is characterized in that the eyeglass fixed frame and the adjusting
Be provided with the first elastic component between bracket, first elastic component be fixed in the adjusting bracket and with the eyeglass fixed frame
Bottom end abut, first elastic component is used to for the eyeglass fixed frame provide bounce.
7. according to the described in any item light lens adjustment structures of claim 2-6, which is characterized in that the front and back regulating mechanism
Fastener is adjusted including second, fastener connection is adjusted by described second between the cover board and the light source main casing, leads to
Moving forward and backward for the cover board can be adjusted by crossing the second adjusting fastener, and then adjust the anteroposterior position of the lens subassembly
It moves.
8. light lens adjustment structure according to claim 7, which is characterized in that the cover board bottom surface is vertically arranged with
Two abutting parts open up tapped through hole on the light source main casing side wall opposite with the second abutting part, and described second adjusts fastening
Part is set in the tapped through hole, is abutted with second abutting part；Fastener is adjusted by described in knob second, drives institute
It states cover board to move forward and backward, and then the lens subassembly is driven to move forward and backward.
9. light lens adjustment structure according to claim 7, which is characterized in that the cover board and the light source main casing
Between be additionally provided with the second elastic component, second elastic component, which is used to transport for the cover board, provides bounce.
10. light lens adjustment structure according to claim 7, which is characterized in that the cover board and the light source main casing
The second sliding block sliding groove structure, the guiding for moving forward and backward are provided between body.
11. a kind of laser projection, which is characterized in that adjust knot including the described in any item light lens of such as claim 1-10
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822230928.5U CN209198852U (en) | 2018-12-27 | 2018-12-27 | Light lens adjustment structure and laser projection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822230928.5U CN209198852U (en) | 2018-12-27 | 2018-12-27 | Light lens adjustment structure and laser projection |
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| Publication Number | Publication Date |
|---|---|
| CN209198852U true CN209198852U (en) | 2019-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822230928.5U Active CN209198852U (en) | 2018-12-27 | 2018-12-27 | Light lens adjustment structure and laser projection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115685474A (en) * | 2022-11-08 | 2023-02-03 | 哈尔滨工业大学 | Lens assembly |
-
2018
- 2018-12-27 CN CN201822230928.5U patent/CN209198852U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115685474A (en) * | 2022-11-08 | 2023-02-03 | 哈尔滨工业大学 | Lens assembly |
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