CN106195930A - A kind of hot spot adjusting part for projecting lamp and zoom projecting lamp - Google Patents
A kind of hot spot adjusting part for projecting lamp and zoom projecting lamp Download PDFInfo
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- CN106195930A CN106195930A CN201610795723.4A CN201610795723A CN106195930A CN 106195930 A CN106195930 A CN 106195930A CN 201610795723 A CN201610795723 A CN 201610795723A CN 106195930 A CN106195930 A CN 106195930A
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- dark slide
- light
- hot spot
- projecting lamp
- adjusting part
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- 239000011521 glass Substances 0.000 claims abstract description 43
- 230000000712 assembly Effects 0.000 claims abstract description 9
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- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims 2
- 230000013011 mating Effects 0.000 claims 1
- 238000005286 illumination Methods 0.000 abstract description 29
- 238000000034 method Methods 0.000 abstract description 15
- 238000013016 damping Methods 0.000 description 16
- 230000000694 effects Effects 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 6
- 230000004308 accommodation Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
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- 230000006978 adaptation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
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- 229940056582 human hair preparation Drugs 0.000 description 1
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- 238000003032 molecular docking Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
- F21V14/065—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors in portable lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V1/00—Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps
- F21V1/02—Frames
- F21V1/08—Frames adjustable
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V1/00—Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps
- F21V1/12—Composite shades, i.e. shades being made of distinct parts
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- Securing Globes, Refractors, Reflectors Or The Like (AREA)
Abstract
The present invention relates to lighting technical field, it is specifically related to a kind of hot spot adjusting part for projecting lamp and zoom projecting lamp, hot spot adjusting part for projecting lamp, including for blocking the dark slide of light source assembly light and for clamping the clamp assemblies of described dark slide, described dark slide is between the reflector and rear index glass of projecting lamp, for being rotationally connected between described dark slide and described holder, when described dark slide rotates, there is at least one position, make described dark slide stop the some or all of light that light source assembly sends.The hot spot adjusting part of the application, by arranging rotating dark slide, dark slide is in rotation process, the a portion of the light that light source assembly sends can be blocked, form illumination spot or the projection hot spot of respective shapes, in dark slide rotation process, along with the change that light is blocked position, the light spot shape of projecting lamp changes the most therewith, and then achieves the regulation to projecting lamp light spot shape.
Description
Technical field
The present invention relates to lighting technical field, be specifically related to a kind of hot spot adjusting part for projecting lamp and zoom projection
Lamp.
Background technology
In lighting technical field, in order to adapt to different use environment, reach the most required illumination purpose, illumination
The type of light fixture is day by day enriched.Projecting lamp is exactly a kind of light fixture relatively conventional in current lighting, is used in widely
In various illumination occasions, such as: in stage performance, various scene and moulding are simulated；At movies-making specially good effect and advertising shooting
In, it is used for projecting the required specially good effect picture in some video display plots；In advertising sector, project various advertising figure
Case；In art exhibition, for showing the artistic pictures in museum, odeum, the various art work and the signboard of various venue especially
Deng to the visual experience of spectators and artistic atmosphere.
Although above-mentioned projecting lamp is capable of corresponding illuminating effect, but, along with going deep into of research, invention Crinis Carbonisatus
Existing, the projecting lamp of current structure still also exists deficiency, specific as follows states:
The at present projecting lamp structure of structure, it mainly includes light source and projection lens, and the light-emitting area of light source is become by projection lens
As forming illumination spot in illumination light field, and then realize projection and/or illumination, different lighting environments and illumination are wanted
Ask, generally also need to the size of illumination spot is adjusted, but, in current projecting lamp structure, for light spot shape
Regulation is the most inconvenient, directly limit illuminating effect and the drop shadow effect of projecting lamp, limits the range of projecting lamp.
Based on above-mentioned, the design a kind of adjusting means that can conveniently regulate projecting lamp illumination spot is presently required.
Summary of the invention
It is an object of the invention to: there is the deficiency of illumination spot shape adjustment inconvenience for current projecting lamp structure, carry
For a kind of adjusting means that can conveniently regulate projecting lamp illumination spot.
In order to realize above-mentioned technique effect, the application is adopted the technical scheme that:
A kind of hot spot adjusting part for projecting lamp, including for blocking the dark slide of light source assembly light and for clamping
Stating the clamp assemblies of dark slide, described dark slide is between the reflector and rear index glass of projecting lamp, and described dark slide is with described
For being rotationally connected between holder, when described dark slide rotates, there is at least one position, make described dark slide stop light sources
The some or all of light that part sends.
The hot spot adjusting part of the application, by arranging rotating dark slide, dark slide, in rotation process, can hide
The a portion of the light that the source component that is in the light sends, forms illumination spot or the projection hot spot of respective shapes, in dark slide
In rotation process, along with light blocks the change of position, the light spot shape of projecting lamp changes the most therewith, and then achieves throwing
The regulation of shadow light shape of spot；And when dark slide blocks whole light, projecting lamp can also not penetrated in the case of not closing
Go out light, further expand subject range, also reduce the risk that light source assembly damages because of frequent start-stop simultaneously.
Preferably, described dark slide is at least two, and the most uniform.Dark slide is at least two, each
Cooperate between dark slide, difform light hole can be formed, and then be that projecting lamp forms difform hot spot,
While realizing the adjustment of projecting lamp light spot shape, also it is added significantly to the adjustable pattern of light spot shape, further expands
The scope of application of the application projecting lamp.
Preferably, described clamp assemblies includes that middle clamp plate and lower plate, described dark slide are positioned at described middle clamp plate and lower folder
Between plate, described lower plate is located close to the side of light source assembly, and described lower plate and middle clamp plate are both provided with through hole, described logical
The light transmission path that orifice ring is around in described light source assembly is peripheral.By middle clamp plate and lower plate, dark slide is clamped, energy
Enough rotations ensureing dark slide easily are Plane Rotation, and then the convenient adjustment to projecting lamp light spot shape.
Preferably, being additionally provided with some pads between described middle clamp plate and lower plate, the thickness of described pad is more than described
The thickness of dark slide, described dark slide is provided with lead, between described lead and described middle clamp plate or lower plate is
It is rotationally connected.Make to exist between middle clamp plate and lower plate appropriate clearance by pad, further facilitate the rotation of dark slide, also side
The control of dark slide rotation amplitude.
Preferably, described lead is rotationally connected with described middle clamp plate, on the described middle clamp plate that described lead is corresponding
Being additionally provided with the first groove, described lead is slidably arranged in described first groove.By arranging the first groove and lead,
Dark slide can be rotated around lead, but also can move along the first groove, further increase the position of dark slide
Adjusting range, enables hot spot adjusting part to adjust the hot spot of more Multiple Shape.
Preferably, described first groove is strip, the length direction of described first groove and the radial direction phase of described through hole
Unanimously.Slide in facilitating dark slide the first groove, be also convenient for a user control to light spot shape.
Preferably, described hot spot adjusting part also includes train wheel bridge, and described train wheel bridge is positioned at described middle clamp plate and deviates from institute
Stating the side of lower plate, be provided with pad between described train wheel bridge and described middle clamp plate, in described brake sack, a portion sets
Putting between described train wheel bridge and middle clamp plate, another part is arranged between described lower plate and described middle clamp plate.Above-mentioned side
In case, a portion dark slide is arranged between lower plate and middle clamp plate, and another portion is arranged between middle clamp plate and train wheel bridge,
Avoid interfering and stopping between this two parts dark slide, while increasing light spot shape range of accommodation further, also
Further facilitate the operation of the regulation hot spot of user.
Preferably, dark slide is additionally provided with handle, the described guide cylinder that described handle is corresponding is provided with the second groove,
Described handle passes described second groove, reaches outside described guide cylinder, the length of described second groove and length direction with
The rotation amplitude of described dark slide matches.By arranging handle, further facilitate the regulation of light spot shape.
Preferably, the convex lens of described projecting lamp is arranged on described train wheel bridge.
Preferably, described train wheel bridge is additionally provided with the stator for fixing described convex lens.
Preferably, described stator is provided with bolt, described bolt through described stator, train wheel bridge, middle clamp plate and
Lower plate is connected with described base.
In such scheme, convex lens is arranged on train wheel bridge, and stator, train wheel bridge, middle clamp plate and lower plate are with base even
Connect so that these parts are connected to an entirety, simplify the structure of projection, have been also convenient for production and maintenance work.
Disclosed herein as well is a kind of zoom projecting lamp, it includes above-mentioned hot spot adjusting part.
The zoom projecting lamp of the application, hot spot adjusting part is by arranging rotating dark slide, and dark slide was rotating
Cheng Zhong, can block a portion of the light that light source assembly sends, and forms illumination spot or the projected light of respective shapes
Speckle, in dark slide rotation process, along with light blocks the change of position, the light spot shape of projecting lamp changes the most therewith, enters
And achieve the regulation to projecting lamp light spot shape；And when dark slide blocks whole light, projecting lamp can also not closed
In the case of, do not penetrate light, further expand subject range, also reduce light source assembly simultaneously and damage because of frequent start-stop
Bad risk.
In sum, owing to have employed technique scheme, the application zoom projection optical system provides the benefit that:
By arranging rotating dark slide, dark slide, in rotation process, can block its of the light that light source assembly sends
A middle part, forms illumination spot or the projection hot spot of respective shapes, in dark slide rotation process, along with blocking light
The change of position, the light spot shape of projecting lamp changes the most therewith, and then achieves the regulation to projecting lamp light spot shape；And when hiding
When tabula rasa blocks whole light, projecting lamp can also not penetrate light, further expand adaptation in the case of not closing
Scope, also reduces the risk that light source assembly damages because of frequent start-stop simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the projecting lamp using hot spot adjusting part of the present invention；
Fig. 2 is the sectional view of Fig. 1；
Fig. 3 is the sectional view of another cutting plane of Fig. 1；
Fig. 4 is the structural representation of sliding cylinder；
Fig. 5 is the structural representation installed at rotating seat of the present invention；
Fig. 6 is the structural representation of slide；
Fig. 7 is the structural representation installed at rotating seat of the present invention；
Fig. 8 is lower plate structural representation when coordinating with dark slide；
Fig. 9 is middle clamp plate structural representation when coordinating with dark slide；
Figure 10 is train wheel bridge structural representation when coordinating with dark slide,
Labelling in figure: 1-convex lens, 2-reflector, index glass before 3-, index glass after 4-, 5-light source, 6-radiator, 7-guide cylinder, 8-is sliding
Dynamic cylinder, 9-the first chute, 10-the first limited post, 11-slide, 12-the second chute, 13-the 3rd chute, 14-the second limited post,
15-promotes ring, 16-the first damping piece, 17-the second damping piece, 18-holding part, 19-the first breach, 20-pedestal, 21-boss,
22-draw-in groove, 23-bulge loop, 24-base, 25-first step, 26-second step, 27-the second breach, 28-dark slide, 29-presss from both sides
Plate, 30-lower plate, 31-through hole, 32-pad, 33-lead, 34-the first groove, 35-train wheel bridge, 36-handle, 37-fixes
Sheet, 38-the second groove.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right
The present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, not
For limiting the present invention.
Embodiment, as Figure 1-10 shows:
A kind of hot spot adjusting part for projecting lamp, including for blocking the dark slide 28 of light source assembly light and for clamping
The clamp assemblies of described dark slide 28, described dark slide 28 between the reflector 2 and rear index glass 4 of projecting lamp, described shading
For being rotationally connected between plate 28 and described holder, when described dark slide 28 rotates, there is at least one position, make described shading
Plate 28 stops the some or all of light that light source assembly sends.
The hot spot adjusting part of the application, by arranging rotating dark slide 28, dark slide 28, can in rotation process
To block a portion of the light that light source assembly sends, form illumination spot or the projection hot spot of respective shapes, hiding
In tabula rasa 28 rotation process, along with light blocks the change of position, the light spot shape of projecting lamp changes the most therewith, and then realizes
Regulation to projecting lamp light spot shape；And when dark slide 28 blocks whole light, projecting lamp can also be in the feelings do not closed
Under condition, do not penetrate light, further expand subject range, also reduce what light source assembly damaged because of frequent start-stop simultaneously
Risk.
As one of which embodiment, described dark slide 28 is at least two, and the most uniform.Dark slide
28 is at least two, cooperates between each dark slide 28, can form difform light hole, and then be projecting lamp shape
Become difform hot spot, while realizing the adjustment of projecting lamp light spot shape, be also added significantly to the adjustable of light spot shape
Pattern, further expands the scope of application of the application projecting lamp.
As one of which embodiment, described clamp assemblies includes middle clamp plate 29 and lower plate 30, described dark slide 28
Between described middle clamp plate 29 and lower plate 30, described lower plate 30 is located close to the side of light source assembly, described lower plate
30 and middle clamp plate 29 be both provided with through hole 31, the light transmission path that described through hole 31 is surrounded on described light source assembly is peripheral.Logical
Cross middle clamp plate 29 and dark slide 28 is clamped by lower plate 30, it is possible to the rotation of guarantee dark slide 28 is that plane turns easily
Dynamic, and then the convenient adjustment to projecting lamp light spot shape.
As one of which embodiment, between described middle clamp plate 29 and lower plate 30, it is additionally provided with some pads 32, institute
State the thickness thickness more than described dark slide 28 of pad 32, described dark slide 28 is provided with lead 33, described lead
For being rotationally connected between 33 and described middle clamp plate 29 or lower plate 30.Made between middle clamp plate 29 and lower plate 30 by pad 32
There is appropriate clearance, further facilitate the rotation of dark slide 28, be also convenient for the control of dark slide 28 rotation amplitude.
As one of which embodiment, described lead 33 is rotationally connected with described middle clamp plate 29, at described lead
Being additionally provided with the first groove 34 on the described middle clamp plate 29 of 33 correspondences, described lead 33 is slidably arranged in described first groove 34
In.By arranging the first groove 34 and lead 33 so that dark slide 28 can rotate around lead 33, but also can be along
One groove 34 moves, and further increases the position adjustment range of dark slide 28, enables hot spot adjusting part to adjust more
The hot spot of shape.
As one of which embodiment, described first groove 34 is strip, the length direction of described first groove 34
Consistent with the radial direction of described through hole 31.Slide in facilitating dark slide 28 first groove 34, be also convenient for user to light spot shape
Control.
As one of which embodiment, described hot spot adjusting part also includes train wheel bridge 35, described train wheel bridge 35
Deviate from the side of described lower plate 30 in described middle clamp plate 29, between described train wheel bridge 35 and described middle clamp plate 29, be provided with pad
32, in described brake sack, a portion is arranged between described train wheel bridge 35 and middle clamp plate 29, and another part is arranged on described
Between lower plate 30 and described middle clamp plate 29.In such scheme, a portion dark slide 28 be arranged on lower plate 30 with in
Between clamping plate 29, another portion is arranged between middle clamp plate 29 and train wheel bridge 35, it is to avoid mutual between this two parts dark slide 28
Interfere and stop, while increasing light spot shape range of accommodation further, the most further facilitating the regulation hot spot of user
Operation.
As one of which embodiment, dark slide 28 is additionally provided with handle 36, leads described in described handle 36 correspondence
Being provided with the second groove 38 on cylinder, described handle 36, through described second groove 38, reaches outside described guide cylinder, described
The length of the second groove 38 and length direction match with the rotation amplitude of described dark slide 28.By arranging handle 36, enter one
The regulation facilitating light spot shape of step.
As one of which embodiment, the convex lens 1 of described projecting lamp is arranged on described train wheel bridge 35.
As one of which embodiment, described train wheel bridge 35 is additionally provided with the stator for fixing described convex lens 1
37。
As one of which embodiment, described stator 37 being provided with bolt, described bolt passes described stator
37, train wheel bridge 35, middle clamp plate 29 and lower plate 30 are connected with described base.
In such scheme, convex lens 1 is arranged on train wheel bridge 35, stator 37, train wheel bridge 35, middle clamp plate 29 and lower plate
30 are connected with base so that these parts are connected to an entirety, simplify the structure of projection, have been also convenient for production and maintenance mans
Make.
Embodiment, as Figure 1-10 shows:
A kind of zoom projection optical system, including light source assembly and camera lens, also sets up between described camera lens and described light source assembly
There is the hot spot adjusting part for regulating light spot shape, be additionally provided with towards institute between described hot spot adjusting part and described camera lens
State the convex lens 1 that camera lens side is protruding.
The zoom projection optical system of the application, arranges hot spot adjusting part, Ke Yigen between camera lens and light source assembly
According to being actually needed, regulation forms variform light hole, the light that light source assembly sends after difformity light hole,
Project through camera lens again, form difform projection hot spot or illumination spot, so, it is achieved optical system is to light spot shape
Be adjusted, not only expand the scope of application of projecting lamp, nor the internal structure of camera lens need to be increased so that projecting lamp
Simple in construction, the adjustment of light spot shape is the most direct and convenient；
Further, the hot spot adjusting part of the application is also provided with convex lens 1 so that, light is passing hot spot regulation group
It is introduced into after part in convex lens 1, after convex lens 1 adjusts, enters back into camera lens, and convex lens 1 is protruding towards camera lens side so that,
Light is when passing convex lens 1, and beam angle reduces, and so, it also reduces the dimensional requirement of camera lens, and then reduces the chi of projecting lamp
Very little.
As one of which embodiment, described convex lens 1 is arranged on described hot spot adjusting part.
As one of which embodiment, between described light source assembly and described hot spot adjusting part, it is additionally provided with reflector
2, described reflector 2 is surrounded on, near one end of described light source assembly, the periphery that light source assembly emits beam, by described light sources
High angle scattered light during part emits beam reflexes to described hot spot adjusting part.
In the such scheme of the application, the light that light source assembly sends is divided into the low-angle light being positioned near primary optical axis
Peripheral with being positioned at low-angle light, the high angle scattered light that angle is bigger, by arranging reflector 2, high angle scattered light is carried out instead
Penetrate, make high angle scattered light participate in projection or illumination, so, improve the utilization rate of light source assembly luminous energy, it is to avoid wide-angle light
The waste of line；
Another further aspect, for the light source assembly of LED type, owing to the color uniformity of LED light-emitting area own is poor, so, can cause
Project hot spot or illumination spot color and brightness irregularities, illumination or the imaging effect of projecting lamp can be affected；So, in the application
In, it being provided with reflector 2, high angle scattered light part is reflected by reflector 2, makes low-angle light and high angle scattered light mix
Close, and then make illumination spot that projection lens projects goes out or projection hot spot also has good color uniformity and illumination is equal
Evenness, solves in current projecting lamp structure, and when using LED light source 5, illumination light field occurs that color is uneven and uneven illumination is even
Problem.
As one of which embodiment, described camera lens includes variable focus package, and described variable focus package includes being oppositely arranged
Front index glass 3 and rear index glass 4, distance between described front index glass 3 and rear index glass 4, between described front index glass 3 and light source assembly
Distance between distance and described rear index glass 4 and described light source assembly can regulate.
In such scheme, camera lens includes variable focus package, by variable focus package regulation projecting lamp project projection hot spot or
The size of person's illumination spot, and the front index glass 3 of variable focus package and the distance of rear index glass 4, between front index glass 3 and light source assembly away from
From and rear distance between index glass 4 and light source assembly can regulate so that, by index glass 3 before sliding and/or rear index glass 4
Can realize the combination of some burnt sections, and then adjust projection hot spot or the illumination spot of some sizes, further expand
The scope of application of projecting lamp.
As one of which embodiment, described light source assembly includes light source 5 and radiator 6, and described variable focus package also wraps
Having included guide cylinder 7 and sliding cylinder 8, described rear index glass 4 is arranged in described guide cylinder 7, and described guide cylinder 7 is surrounded on described light source
Outside 5, and being connected with described radiator 6, described sliding cylinder 8 is slidably arranged on described guide cylinder 7, and described front index glass 3 is arranged on
On described sliding cylinder 8.By arranging guide cylinder 7 and sliding cylinder 8, when sliding cylinder 8 slides, between front index glass 3 and rear index glass 4 away from
From change, and then realize the adjustment to projecting lamp spot size.
As one of which embodiment, it is relatively-stationary company between described hot spot adjusting part and described guide cylinder 7
Connect, be connected for revolution between described guide cylinder 7 with described radiator 6.When guide cylinder 7 turns round, hot spot adjusting part is also with leading
Turning round to cylinder 7, the hot spot making projecting lamp project rotates, and further improves the ability of regulation and control of the hot spot of projecting lamp structure,
The scope of application further expanded.
Being hollow tubular structure as one of which embodiment, described sliding cylinder 8 and guide cylinder 7, described sliding cylinder 8 overlaps
It is located on described guide cylinder 7.Use above-mentioned structure, the convenient alignment accuracy ensured between front index glass 3 and rear index glass 4, also carry
The high Adjustment precision of hot spot.
As one of which embodiment, described front index glass 3 is arranged on the described sliding cylinder 8 end away from rear index glass 4.Enter
One step improves the range of accommodation of front index glass 3 and the spacing of rear index glass 4.
As one of which embodiment, described sliding cylinder 8 is provided with the first chute 9, described guide cylinder 7 is provided with
The first limited post 10 matched with described first chute 9, described first limited post 10 stretches into described first chute 9.Make slip
Cylinder 8 is in a chute and the restriction lower slider of the first limited post 10, it is ensured that the stability of slip and reliability.
As one of which embodiment, described rear index glass 4 is slidably arranged in guide cylinder 7, makes the described rear index glass 4 can edge
The axial direction of described guide cylinder 7 slides.Rear index glass 4 is slidably arranged in guide cylinder 7, rear index glass 4 sliding process realize with
Light source assembly and the regulation of the spacing with front index glass 3.
As one of which embodiment, between described rear index glass 4 and described guide cylinder 7, be provided with slide 11, described after
Index glass 4 is arranged on described slide 11, for being slidably matched between described slide 11 and described guide cylinder 7.
As one of which embodiment, described guide cylinder 7 being provided with the second chute 12, described second chute 12 is corresponding
Described sliding cylinder 8 on be arranged on the 3rd chute 13, described slide 11 is provided with the second limited post 14, described second limited post
14 one end are connected with described slide 11, and the other end passes described guide cylinder 7 and sliding cylinder 8.Make the slip of slide 11 second
Limited post 14 and the restriction lower slider of the second chute 12, it is ensured that the stability of rear index glass 4 slip and reliability.
As one of which embodiment, described second limited post 14 connects through the end of described guide cylinder 7 and sliding cylinder 8
Being connected to promote ring 15, described promotion ring 15 is set in outside described sliding cylinder 8.By arranging promotion ring 15, index glass after convenient slip
4。
As one of which embodiment, the medial wall of described sliding cylinder 8 is provided with the first some damping pieces 16, institute
State the first damping piece 16 to be staggeredly arranged with the second chute 12 on described guide cylinder 7, described first damping piece 16 and described guiding
The outer wall of cylinder 7 matches.By arranging the first damping piece 16, make sliding cylinder 8 in damping state lower slider, be on the one hand to make user
When slip sliding cylinder 8, there is good feel, it is even more important that sliding cylinder 8 slides after putting in place, it is possible to ensure reliably with
Relative position between guide cylinder 7, it is to avoid after user unclamps sliding cylinder 8, the risk that sliding cylinder 8 is shifted over, it is further ensured that
The reliability that projecting lamp uses.
As one of which embodiment, described first damping piece 16 is around the central axis circumference uniform distribution of described guide cylinder 7.
The damping making sliding cylinder 8 be subject in a circumferential direction is the most more consistent, while ensureing that user uses feel, is also further ensured that
Stability that sliding cylinder 8 slides and reliability.
As one of which embodiment, described slide 11 is provided with at least one second damping piece 17, described second
Damping piece 17 matches with described guide cylinder 7.Use the second damping piece 17, also make user have when slip slide 11 preferably
Feel, after also ensure that rear index glass 4 slides and puts in place, it is possible to reliably holding position, it is to avoid the displacement of rear index glass 4, protect simultaneously
The reliability of card projecting lamp hot spot regulation.
As one of which embodiment, the described slide 11 of described second damping piece 17 correspondence is provided with first recessed
Groove, described second damping piece 17 is arranged in described first groove.Facilitate the installation of the second damping piece 17.
As one of which embodiment, described second damping piece 17 is O RunddichtringO.
As one of which embodiment, described slide 11 is split-type structural, is divided at least two in a circumferential direction
Slide 11 unit, it is peripheral that described slide 11 cell rings is around in described rear index glass 4, in being held in by described rear index glass 4.By slide 11
It is set to split-type structural, conveniently coordinates with the clamping between rear index glass 4.
As one of which embodiment, described slide 11 sidewall along the circumferential direction is provided with the second groove, described
It is provided with holding part 18, each slide 11 unit of described holding part 18 clamping in second groove, forms overall slide 11.Convenient
Connection between each slide 11 unit.
As one of which embodiment, described holding part 18 is jump ring.
As one of which embodiment, described sliding cylinder 8 is provided with some first breach 19, described first breach 19
It is spaced apart with described first chute 9.By arranging the first some breach 19, alleviate the weight of sliding cylinder 8 with this.
As one of which embodiment, described zoom projection optical system also includes rotating seat, described rotating seat bag
Include the pedestal 20 being connected with described radiator 6, described pedestal 20 is provided with boss 21, at described boss 21 and described radiator
Draw-in groove 22 it is formed with between 6, in described guide cylinder 7 lower end is held in by described draw-in groove 22, described draw-in groove 22 and described guide cylinder 7
Lower end between for being slidably matched, it is achieved the revolution between described guide cylinder 7 with described radiator 6 is connected.
As one of which embodiment, the lower end of described guide cylinder 7 convexes to form bulge loop 23 towards described draw-in groove 22 direction,
Described bulge loop 23 is slidably matched with described draw-in groove 22 in stretching into described draw-in groove 22.By the connection between rotating seat and radiator 6,
Form the draw-in groove 22 for guide cylinder 7 revolution, and then facilitate the realization of guide cylinder 7 revolution.
As one of which embodiment, described pedestal 20 is ring-type, is surrounded on described light source 5 peripheral.
As one of which embodiment, described boss 21 cylindrical is ring-type.
As one of which embodiment, described rotating seat also includes base 24, described base 24 and described guide cylinder 7
Fixing connection, for being slidably matched between lower end and the upper side of described boss 21 of described base 24.In guide cylinder 7, base is set
24, base 24 lower end is slidably matched, so with protruding upper side, it is achieved that guide cylinder 7, rotating seat and light source assembly exist
Position limitation on axial direction, meanwhile, also ensure that guide cylinder 7 drives the revolution of base 24 facing light sources assembly.
As one of which embodiment, described reflector 2 is arranged on described base 24.
As one of which embodiment, described reflector 2 is the funnel-form of both ends open, the small end of described reflector 2
With described light source 5 matched in clearance.
As one of which embodiment, described reflector 2 be divided into along its axis direction some dock successively anti-
Light sections.
In the such scheme of the application, reflector 2 is arranged on base 24, is first the case facilitating reflector 2
Son, and reflector 2 is divided into some reflective sections, it is also convenient for the manufacture of reflector 2, it is possible in ensureing reflector 2 reliably
The precision of reflective surface, so, it is ensured that projecting lamp projection accuracy and illumination precision.
As one of which embodiment, described reflective sections being provided with first step 25, described first step 25 is right
Being provided with second step 26 on the described base 24 answered, described first step 25 matches with second step 26, each reflector 2
When the first step 25 of sections matches with each self-corresponding second step 26, between the inwall of each reflector 2 sections successively
Docking forms overall reflective surface.By coordinating of first step 25 and second step 26, it is achieved the spelling of reflector 2 sections,
And realize the installation to whole reflector 2.
As one of which embodiment, described base 24 is circulus, and described reflector 2 is set in described reflector
2 is peripheral.So, it is possible to avoid the stop to light.
As one of which embodiment, described hot spot adjusting part is arranged on described base 24.
As one of which embodiment, described base 24 is additionally provided with the second ring-type breach 27.By arranging
Two breach 27, on the premise of ensureing connection reliability, reduce the weight of base 24, and the weight reducing projecting lamp also saves system
Cause this.
As one of which embodiment, described hot spot adjusting part, including the shading for blocking light source assembly light
Plate 28 and for clamping the clamp assemblies of described dark slide 28, described dark slide 28 be positioned at described reflector 2 and rear index glass 4 it
Between, for being rotationally connected between described dark slide 28 and described holder, when described dark slide 28 rotates, there is at least one position
Put, make described dark slide 28 stop the some or all of light that light source assembly sends.
The hot spot adjusting part of the application, by arranging rotating dark slide 28, dark slide 28, can in rotation process
To block a portion of the light that light source assembly sends, form illumination spot or the projection hot spot of respective shapes, hiding
In tabula rasa 28 rotation process, along with light blocks the change of position, the light spot shape of projecting lamp changes the most therewith, and then realizes
Regulation to projecting lamp light spot shape；And when dark slide 28 blocks whole light, projecting lamp can also be in the feelings do not closed
Under condition, do not penetrate light, further expand subject range, also reduce what light source assembly damaged because of frequent start-stop simultaneously
Risk.
As one of which embodiment, described dark slide 28 is at least two, and the most uniform.Dark slide
28 is at least two, cooperates between each dark slide 28, can form difform light hole, and then be projecting lamp shape
Become difform hot spot, while realizing the adjustment of projecting lamp light spot shape, be also added significantly to the adjustable of light spot shape
Pattern, further expands the scope of application of projecting lamp.
As one of which embodiment, described clamp assemblies includes middle clamp plate 29 and lower plate 30, described dark slide 28
Between described middle clamp plate 29 and lower plate 30, described lower plate 30 is located close to the side of light source assembly, described lower plate
30 and middle clamp plate 29 be both provided with through hole 31, the light transmission path that described through hole 31 is surrounded on described light source assembly is peripheral.Logical
Cross middle clamp plate 29 and dark slide 28 is clamped by lower plate 30, it is possible to the rotation of guarantee dark slide 28 is that plane turns easily
Dynamic, and then the convenient adjustment to projecting lamp light spot shape.
As one of which embodiment, between described middle clamp plate 29 and lower plate 30, it is additionally provided with some pads 32, institute
State the thickness thickness more than described dark slide 28 of pad 32, described dark slide 28 is provided with lead 33, described lead
For being rotationally connected between 33 and described middle clamp plate 29 or lower plate 30.Made between middle clamp plate 29 and lower plate 30 by pad 32
There is appropriate clearance, further facilitate the rotation of dark slide 28, be also convenient for the control of dark slide 28 rotation amplitude.
As one of which embodiment, described lead 33 is rotationally connected with described middle clamp plate 29, at described lead
Being additionally provided with the first groove 34 on the described middle clamp plate 29 of 33 correspondences, described lead 33 is slidably arranged in described first groove 34
In.By arranging the first groove 34 and lead 33 so that dark slide 28 can rotate around lead 33, but also can be along
One groove 34 moves, and further increases the position adjustment range of dark slide 28, enables hot spot adjusting part to adjust more
The hot spot of shape.
As one of which embodiment, described first groove 34 is strip, the length direction of described first groove 34
Consistent with the radial direction of described through hole 31.Slide in facilitating dark slide 28 first groove 34, be also convenient for user to light spot shape
Control.
As one of which embodiment, described hot spot adjusting part also includes train wheel bridge 35, described train wheel bridge 35
Deviate from the side of described lower plate 30 in described middle clamp plate 29, between described train wheel bridge 35 and described middle clamp plate 29, be provided with pad
32, in described brake sack, a portion is arranged between described train wheel bridge 35 and middle clamp plate 29, and another part is arranged on described
Between lower plate 30 and described middle clamp plate 29.In such scheme, a portion dark slide 28 be arranged on lower plate 30 with in
Between clamping plate 29, another portion is arranged between middle clamp plate 29 and train wheel bridge 35, it is to avoid mutual between this two parts dark slide 28
Interfere and stop, while increasing light spot shape range of accommodation further, the most further facilitating the regulation hot spot of user
Operation.
As one of which embodiment, dark slide 28 is additionally provided with handle 36, leads described in described handle 36 correspondence
Being provided with the second groove 38 on cylinder 7, described handle 36, through described second groove 38, reaches described guide cylinder 7 outside, institute
The rotation amplitude stating the length of the second groove 38 and length direction and described dark slide 28 matches.By arranging handle 36, enter
The regulation facilitating light spot shape of one step.
As one of which embodiment, described convex lens 1 is arranged on described train wheel bridge 35.
As one of which embodiment, described train wheel bridge 35 is additionally provided with the stator for fixing described convex lens 1
37。
As one of which embodiment, described stator 37 being provided with bolt, described bolt passes described stator
37, train wheel bridge 35, middle clamp plate 29 and lower plate 30 are connected with described base 24.
In such scheme, convex lens 1 is arranged on train wheel bridge 35, stator 37, train wheel bridge 35, middle clamp plate 29 and lower plate
30 are connected with base 24 so that these parts are connected to an entirety, simplify the structure of projection, have been also convenient for producing and maintenance
Work.
Embodiment, as Figure 1-10 shows,
A kind of zoom projecting lamp, it includes above-mentioned hot spot adjusting part.
The zoom projecting lamp of the application, hot spot adjusting part is by arranging rotating dark slide 28, and dark slide 28 is turning
During Dong, a portion of the light that light source assembly sends can be blocked, form illumination spot or the throwing of respective shapes
Shadow hot spot, in dark slide 28 rotation process, along with light blocks the change of position, the light spot shape of projecting lamp becomes the most therewith
Change, and then achieve the regulation to projecting lamp light spot shape；And when dark slide blocks whole light, projecting lamp can also be not
In the case of closedown, do not penetrate light, further expand subject range, also reduce light source assembly because of frequent start-stop simultaneously
And the risk damaged.
All any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention, should be included in
Within protection scope of the present invention.
Claims (10)
1. the hot spot adjusting part for projecting lamp, it is characterised in that: include the shading for blocking light source assembly light
Plate and for clamping the clamp assemblies of described dark slide, described dark slide between the reflector and rear index glass of projecting lamp, institute
State for being rotationally connected between dark slide and described holder, when described dark slide rotates, there is at least one position, make described screening
Tabula rasa stops the some or all of light that light source assembly sends.
Hot spot adjusting part the most according to claim 1, it is characterised in that: described dark slide is at least two, and is justifying
In circumferential direction uniform.
Hot spot adjusting part the most according to claim 2, it is characterised in that: described clamp assemblies includes middle clamp plate and lower folder
Plate, described dark slide is between described middle clamp plate and lower plate, and described lower plate is located close to the side of light source assembly, described
Lower plate and middle clamp plate are both provided with through hole, and the light transmission path that described through hole is surrounded on described light source assembly is peripheral.
Hot spot adjusting part the most according to claim 3, it is characterised in that: also set up between described middle clamp plate and lower plate
Having some pads, the thickness of described pad, more than the thickness of described dark slide, described dark slide is provided with lead, described in lead
For being rotationally connected between middle clamp plate described in Xiang Zhuyu or lower plate.
Hot spot adjusting part the most according to claim 4, it is characterised in that: described lead rotates even with described middle clamp plate
Connecing, be additionally provided with the first groove on the described middle clamp plate that described lead is corresponding, described lead is slidably arranged in described
In one groove.
Hot spot adjusting part the most according to claim 5, it is characterised in that: described first groove is strip, described
The length direction of one groove is consistent with the radial direction of described through hole.
Hot spot adjusting part the most according to claim 6, it is characterised in that: also include train wheel bridge, described train wheel bridge position
Deviate from the side of described lower plate in described middle clamp plate, between described train wheel bridge and described middle clamp plate, be provided with pad, described screening
In mating plate, a portion is arranged between described train wheel bridge and middle clamp plate, and another part is arranged on described lower plate with described
Between middle clamp plate.
8. according to the hot spot adjusting part described in claim 1-7 any one, it is characterised in that: it is additionally provided with hands in dark slide
Handle, the guide cylinder that described handle is corresponding is provided with the second groove, described handle pass described second groove, reach described in lead
Outside cylinder, the length of described second groove and length direction match with the rotation amplitude of described dark slide.
Hot spot adjusting part the most according to claim 8, it is characterised in that: the convex lens of described projecting lamp is arranged on described
On clamping plate.
10. a zoom projecting lamp, it is characterised in that: include the hot spot adjusting part as described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610795723.4A CN106195930A (en) | 2016-08-31 | 2016-08-31 | A kind of hot spot adjusting part for projecting lamp and zoom projecting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610795723.4A CN106195930A (en) | 2016-08-31 | 2016-08-31 | A kind of hot spot adjusting part for projecting lamp and zoom projecting lamp |
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| Publication Number | Publication Date |
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| CN106195930A true CN106195930A (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610795723.4A Pending CN106195930A (en) | 2016-08-31 | 2016-08-31 | A kind of hot spot adjusting part for projecting lamp and zoom projecting lamp |
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| CN107563802A (en) * | 2017-08-24 | 2018-01-09 | 温州大学瓯江学院 | A kind of room finish budgeting system |
| CN107631273A (en) * | 2017-09-27 | 2018-01-26 | 广东晶谷照明科技有限公司 | A kind of light spot adjusting device of projection lamp |
| CN109237351A (en) * | 2018-09-05 | 2019-01-18 | 深圳市超频三科技股份有限公司 | A kind of lamps and lanterns |
| CN109854994A (en) * | 2018-12-25 | 2019-06-07 | 赛尔富电子有限公司 | A kind of the hot spot adjusting component and projecting lamp of projecting lamp |
| CN114017737A (en) * | 2021-11-22 | 2022-02-08 | 深圳市盈鹏光电有限公司 | North-polar light projection lamp with longitudinal rotary-open shading mechanism |
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Application publication date: 20161207 |