CN104854400A - An improved framing shutter system for a luminaire - Google Patents
An improved framing shutter system for a luminaire Download PDFInfo
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- CN104854400A CN104854400A CN201380065386.8A CN201380065386A CN104854400A CN 104854400 A CN104854400 A CN 104854400A CN 201380065386 A CN201380065386 A CN 201380065386A CN 104854400 A CN104854400 A CN 104854400A
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- Prior art keywords
- blade
- lighting apparatus
- shield
- shield blade
- space bar
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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
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
- F21V11/16—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed
- F21V11/18—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed movable, e.g. flaps, slides
- F21V11/186—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using sheets without apertures, e.g. fixed movable, e.g. flaps, slides slidable
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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
- F21V14/08—Controlling the distribution of the light emitted by adjustment of elements by movement of the screens or filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Shutters For Cameras (AREA)
Abstract
Described are an improved automated luminaire (12) and luminaire systems (10) employing an improved automated framing shutter mechanism (18) for an automated luminaire which provides rapid and accurate operation via a five-bar linkage driven by two motors for each shutter blade constrained by spacer plates and with a circular aperture integrated between at least two of the shutter blades.
Description
Technical field
The present invention relates generally to automation framework cover plate system, is specifically related to the framework cover plate system used in automation lighting apparatus.
Background technology
The lighting apparatus with automation and remote control function is well known in amusement and architectural lighting market.This series products is usually used in theater, television stadio, concert, theme park, nightclub and other places.Typical product can provide the control of pan to lighting apparatus and pitching usually, thus allows operator control the direction of lighting apparatus indication and control the position of the light beam on stage or in studio thus.Usually this position control is by having come the control of the position of lighting apparatus in pairwise orthogonal rotation (being commonly called pan and pitching).Many products provide the control to other parameters, and other parameters described are such as intensity, color, focal length, beam sizes, beam shape and beam pattern.Beam pattern is provided by the mould (stencil) or lantern slide (slide) that are called as GOBO usually, and GOBO can be the pattern of steel, aluminium or etching glass.The product (such as Robin 300E Spot) manufactured by Robe Lighting is the typical products in this area.
The optical system of this lighting apparatus can comprise film gate or aperture, and light is limited to pass described film gate or aperture.Equipment (such as GOBO, grating (pattern), iris diaphragm, colour filter or other light beams known in the art amendment equipment) can be arranged in this film gate or near this film gate.At this some place, the use of framework cover plate system can control the size and shape of output beam, and controls the size and shape of the image projected on surface thus.
Fig. 1 illustrates multi-parameter automation luminaire system 10.These systems generally include multiple multi-parameter automation lighting apparatus 12, each light source (not shown) all comprised on equipment of usual described multiple multi-parameter automation lighting apparatus 12, light modulation device, the electro-motor being couple to mechanical drive system and Electronic Control (not shown).Except being directly connected to main power source or being connected to except main power source by distribution system (not shown), each lighting apparatus is arrived one or more console 15 by serial or parallel connection to data link 14.Luminaire system 10 is controlled by console 15 by operator usually.
Fig. 2 illustrates the automation lighting apparatus 12 of the cover plate system 25 incorporating improvement.Luminaire 21 comprises luminous light source 22, can have power supply unit 27.Light is reflected by reflector 20 and controls, through comprising the color system 23 of dichroic blend of colors and colour wheel, aperture or imaging film gate 24 and subsequently through framework cover plate system 25.The light beam produced can be limited by optical device 26 further, moulding, variable color and filtration, and described optical device 26 can comprise dichroic filter, GOBO, the GOBO of rotation, the iris diaphragm of variable aperture, effect glass and other optical devices well known in the art.The light beam of final output can propagate across the output lens 28 and 31 forming zoom-lens system.
Framework cover plate system 25 is the most often constructed to multiple metallic plate or blade, and described multiple metallic plate or blade (blade) can individually insert through light beam the part covering light beam.Each blade can remove completely from light beam or can be adjusted to a part for closed light beam.The blade of any amount can be used; But usually utilize 4 blades to build the frames images of projection such as, into conventional rectangular shape, picture frame.Also known, provide the Angle ambiguity individually for each blade, to make 4 blades without the need to remaining fixing, vertical angle each other, and the combination of these blades can be formed irregular trapezoidal or triangular shaped thus.
Prior art comprises the multiple example of this framework cover plate system, such as United States Patent (USP) 1, and 793,945 illustrate 4 blade systems, and wherein each blade can manually adjust the part covering light beam.This system does not provide Beam rotation.The United States Patent (USP) 4,890,208 belonging to Izenour discloses another kind of quaterfoil system, and wherein each blade is provided with two motors, thus can the position of each blade of long-range adjustment and angle.The U.S. Patent application 2005/02319578 belonging to Wynne-Willson discloses another system, wherein can carry out long-range adjustment for position and rotation to each blade, and each blade also can around Beam rotation.Wynne-Willson also discloses each blade can have two selectable edges, and described edge can insert through light beam alternatively.He is illustrated as straight edge or Qu Bianyuan.Because the frame shape of building can be different from the polygon with straight side, so this provides certain advantage to user, but disclosed system is a very complicated device, and manufacturing this device is expensive and difficulty.United States Patent (USP) 6,550,939, United States Patent (USP) 6,744,693, United States Patent (USP) 6,939,026, European patent EP 1428070, disclose other device in patent application WO 96/26384 and BP GB2270969.All these devices give some modes of building at least two limits of light beam for frame, and provide position and the rotation of each blade, but said apparatus or operation slowly (such as rely on an embodiment in EP1428070 or WO 96/26384 of lead-screw system), or there are the interconnective parts of many inaccurate tolerances caused in system.
Need a kind of automation framework shutter device of the improvement for automation lighting apparatus, described device provides location and the ability of rapid movement accurately for user.
Accompanying drawing explanation
In order to more completely understand the present invention and advantage of the present invention, incorporated by reference to accompanying drawing with reference to following description, wherein identical Reference numeral indicates identical feature, and wherein:
Fig. 1 illustrates typical automation illuminator, and this system can comprise one or more lighting apparatus, and lighting apparatus has one or more framework cover plate system;
Fig. 2 illustrates the automation lighting apparatus with framework cover plate system;
Fig. 3 illustrates the automation lighting apparatus of the embodiment comprising framework cover plate system;
Fig. 4 illustrates the automation lighting apparatus of Fig. 3, and wherein lid is removed, and illustrates a part and the position of its framework cover plate system;
Fig. 5 illustrates the exploded view of the parts of the selection of the automation lighting apparatus of the Fig. 4 comprising its framework cover plate system;
Fig. 6 illustrates the front view of the framework cover plate system of Fig. 5;
Fig. 7 illustrates the rear side of the embodiment of the framework cover plate system of Fig. 6;
Fig. 8 illustrates the operation of a shield blade in the shield blade of the framework cover plate system of Fig. 6;
Fig. 9 illustrates the operation of the blade of Fig. 8 further;
Figure 10 illustrates the operation of the blade of Fig. 8 and Fig. 9 further;
Figure 11 illustrates the embodiment of the framework cover plate system of Fig. 6 that the first divider plate is removed;
Figure 12 illustrates the embodiment of the framework cover plate system of Fig. 6 that the first shield blade and the second divider plate are removed;
Figure 13 illustrates the embodiments of the invention that the second shield blade is removed;
Figure 14 illustrates the embodiment of the framework cover plate system of Fig. 6 that the 3rd shield blade and the 3rd divider plate are removed;
Figure 15 illustrates the embodiment of the framework cover plate system of Fig. 6 that all shield blades and all divider plate are removed;
Figure 16 illustrates that shutter device is by the embodiment of the framework cover plate system of Fig. 6 rotated, and;
Figure 17 illustrates the embodiment of the framework cover plate system of Fig. 6 that shutter device is further rotated.
Detailed description of the invention
The preferred embodiments of the present invention shown in accompanying drawing, the identical Reference numeral of use indicates identical in multiple accompanying drawing and corresponding parts.
The present invention relates generally to automation lighting apparatus, relates to the layout of the automation framework shutter device of the improvement in this lighting apparatus particularly, described device be user be provided for each shield blade be greater than two selectable edge shapes.
Fig. 3 illustrates the automation lighting apparatus 16 of the embodiment comprising framework cover plate system of the present invention.The lighting apparatus 16 illustrated has in its top cover 17, Fig. 4 and removes described top cover 17, illustrates the interior arrangement of lighting apparatus, comprises framework shutter device 18.Fig. 5 illustrates and to show interior arrangement more fully, comprises framework shutter device 18 by the automation lighting apparatus 16 that all lids are removed.Framework cover plate system 18 can be placed on some place in optical system, with the hard-edge focus (hard edge focus) (as discussed below) making output optics 19 can provide shield blade and/or aperture demarcation strip in output beam.Framework shutter device can be adjacent with other optical devices (such as GOBO dish 17).
Fig. 6 illustrates embodiments of the invention.Framework shutter device 18 shifts out from automation lighting apparatus, to simplify the description of this invention.Center bore 38 provides the key light path for lighting apparatus optics system for confined light beam.Aperture 38 and framework cover plate system 18 are placed on some place in optical system, with the hard-edge focus enabling output optics provide shield blade in output beam.In an illustrated embodiment, aperture 38 limit by the center bore 53 in a divider plate in of a sort divider plate 52 (hereafter discuss the second divider plate).In an illustrated embodiment (although not shown in Figure 6), the center bore in the 3rd divider plate also defines center bore 38.It should be noted that in the embodiment shown, the first divider plate 42 has central opening 43, and described central opening 43 does not limit the aperture of optical system.In other embodiments, it can provide this function.Blade 41, blade 51, blade 61 and blade 71 are framework shield blades.When device is in the state shown in Fig. 6, shield blade 41, shield blade 51, shield blade 61 and shield blade 71, in the outside of center bore 38, can not close light beam, thus make light beam pass framework cover plate system 18 and not change.
Each in blade 41, blade 51, blade 61 and blade 71 can separately move towards or away from center bore 38.The operation basic simlarity of all four blades, and for the sake of clarity, only describe the operation of shield blade 41 herein.Be understandable that, shield blade 51, shield blade 61 and shield blade 71 are operated in a similar fashion by their respective motors and drive system.
Shield blade 41 is connected to the axle 40b of motor 40a by first liang of bar linkage 40c and 40d.Shield blade 41 is also connected to the axle 40f of motor 40e by second liang of bar linkage 40g and 40h.Shield blade 41 limit by pin 40i, in the slit 42a of described pin 40i in the first divider plate 42 and the second divider plate 52, (slit in Fig. 6 in not shown second divider plate) is movable.The central point that pin 40i limits shield blade 41 moves along the direction of relative aperture 38 radial direction, and shield blade 41 also can rotate to provide the rotation of shield blade and the leaf image therefore providing projection around pin 40i.Whole device 40c, 40d, 41,40h and 40g provide five-rod linkage device.The coordination of motor 40c and 40e rotates the Linear-moving allowing shield blade 41 along the direction of relative aperture 38 radial direction, and allows shield blade 41 to change angle of inclination relative to the slit 42a in the first divider plate 42.Shield blade 51, shield blade 61 and shield blade 71 carry out similar movement and inclination by their respective motors and linkage system.
Fig. 7 illustrates the rearview of the embodiment of the framework cover plate system 18 shown in Fig. 6.Motor 50a and 50e driving shield blade 51 can be seen, and drive motor 70a and 70e of shield blade 71.Automation iris diaphragm (iris) 41 device also can be installed in framework shutter device 18.Iris diaphragm 41 is installed as with framework shield (not easy to identify in Fig. 7) adjoining, around aperture 38.The operation of motor 39 will open and close the iris diaphragm 41 crossing aperture 38.Iris diaphragm 41 is placed as the adjoining optical system that makes with framework shield to be easy to focus on one or two device there is advantage.As described below, motor 37 also can be suitable for providing the rotation to whole framework cover plate system.Fig. 7 also shows the electronic circuit/motor driver be associated with the movement driven and control motor (comprising 50a, 50e, 70a, 70e and 39).
Fig. 8 illustrates the framework cover plate system shown in Fig. 6, and shield blade 41 is crossed aperture 38 and is partially inserted into.Motor 40a is rotated counterclockwise its output shaft 40b, thus linkage 40c and linkage 40d makes the left side of blade 41 move down.Similarly, motor 40e turns clockwise its output shaft 40f, thus linkage 40g and linkage 40h makes the right side of blade 41 move down.Pin 40i also moves down in the slit 42a of the first divider plate 42.Present shield blade 41 covers the certain proportion in aperture 38.In the figure, motor 40a to be rotated counterclockwise with turning clockwise of motor 40e be equal, to make shield blade 41 and its initial position keeping parallelism, and do not rotate around pin 40i.In this embodiment, shield blade 41 can close the over half of aperture 38, and about 60%.Because each blade all can be closed be greater than 50% of aperture, can find out, by introducing two relative blades (41 and 61 or 51 and 71), user can close aperture completely and stop all light.Along with all four blades cross aperture operation, described system can expressively as the square iris diaphragm moving to complete blind bore footpath from the aperture of opening completely.
Fig. 9 illustrates the framework cover plate system shown in Fig. 6, and shield blade 41 is crossed aperture 38 and partly inserted.Motor 40a turns clockwise its output shaft 40b, thus linkage 40c and linkage 40d makes the left side of blade 41 move up.Similarly, motor 40e turns clockwise its output shaft 40f, thus linkage 40g and linkage 40h makes the right side of blade 41 move down.Present shield blade 41 covers the certain proportion in aperture 38.In the figure, motor 40a makes shield blade 41 turn clockwise around pin 40i with the relative rotation of motor 40e, thus shield blade 41 is crossed aperture 38 with an angle and is placed.
Figure 10 illustrates the framework cover plate system shown in Fig. 6, and shield blade 41 is crossed aperture 38 and is inserted into.Motor 40a is rotated counterclockwise its output shaft 40b, thus linkage 40c and linkage 40d makes the left side of blade 41 move down.Similarly, motor 40e is rotated counterclockwise its output shaft 40f, thus linkage 40g and linkage 40h makes the right side of blade 41 move up.Present shield blade 41 covers the certain proportion in aperture 38.In the figure, motor 40a makes shield blade 41 be rotated counterclockwise around pin 40i with the relative rotation of motor 40e, thus shield blade 41 is crossed aperture 38 with an angle and is placed.Shield leaf position shown in Figure 10 tilts along the direction relative with the position shown in Fig. 9.Can find out, by motor 40a and 40e appropriately and independently rotate, shield blade 41 can be crossed aperture 38 and moves by adjustable ground, and can simultaneously and control the angle that it crosses aperture 38 individually.Therefore user can cross aperture 38 with the angle placement shield blade 41 of the position of any desired and any desired.
Pivoting point connector s40j, 40k, 40m and 40n between linkage 40c and linkage 40d, between linkage 40g and linkage 40h and from described linkage to shield plate 41 have tolerance closely, to minimize mechanical hysteresis or backlash.This system can be placed exactly.In addition, because motor 40a and motor 40e moves to the little anglec of rotation needed for another extreme position and the mechanical dominance of two bar linkage system from an extreme position, described movement can be quickly.In one embodiment, device can move and make shield blade cross light beam from the primary importance light beam in 0.15 second to move to the second place.In contrast to this, existing system needs 0.3 second or the longer time reaches same result usually.This high speed, accurately operation allow to use frame system to reach stagewise and to provide photobeam frame accurately.
In order to more easily describe the stacking of shield blade in center fixture and divider plate, Figure 11, Figure 12, Figure 13, Figure 14 and Figure 15 illustrate the dismounting of embodiments of the invention.Figure 11 illustrates the frame system shown in Fig. 6, but removes the first divider plate 42.Owing to removing the first divider plate 42, we can see the first shield blade 61 and the second divider plate 52 now completely.Movable in the space of the first shield blade 61 between the first divider plate 42 and the second divider plate 52.
Figure 12 illustrates the frame system shown in Figure 11, but removes the first shield blade 61 and the second divider plate 52.We can see the second shield blade the 41, three shield blade 71 and the 3rd divider plate 54 now.Movable in second shield blade 41 and the space of the 3rd shield blade 71 all between the second divider plate 52 and the 3rd divider plate 54.Because the movement of the second shield blade 41 and the 3rd shield blade 71 is roughly orthogonal to each other, so they can be movable and contact with each other in identical slit, but movement each other can not be disturbed.This has further advantage, namely the second shield blade 41 and the 3rd shield blade 71 close to each other as much as possible along the optical axial of lighting apparatus, and in optical system, be simultaneously effectively in sharp focus thus.Please note, pivoting point connector 40m and 40n for shield blade 41 is configured, give prominence on the top of blade 41 to make them and flush on opposite side (not shown), and be configured for pivoting point connector 70m and 70n of shield blade 71, to make them give prominence to (not shown) in the bottom of blade, instead of at top.In this way, pivoting point connector can not disturb shield blade 41 and shield blade 71 movement relative to each other.The layout of these blades is such, and they are always overlapping.Not there are not these blades overlapping and make them lose the combination of directed position in a stack.
Figure 13 illustrates the frame system shown in Figure 12, but removes the second shield blade 41.
Figure 14 illustrates the frame system shown in Figure 13, but removes the 3rd shield blade 71 and the 3rd divider plate 54.We can see the 4th shield blade 51 and the 4th divider plate 56 now.Movable in the space of 4th shield blade 51 between the 3rd divider plate 54 and the 4th divider plate 56.
In the embodiment shown in Figure 11, Figure 12, Figure 13 and Figure 14, shield blade and divider plate stacking as follows:
First divider plate 42
First shield blade 61
Second separator/aperture board 52
Second shield blade 41
3rd shield blade 71
Three separator/aperture board 54
4th shield blade 51
4th divider plate 56
Can find out from these accompanying drawings, each in four shield blades has the divider plate be associated, to make the pin on each blade movable in the slit of its divider plate be associated.As previously mentioned, these pins can provide the location to shield blade, can be provided for again the pivoting point of shield blade to rotate around it.In one embodiment, the pin 40i on the second shield blade 41 can extend across slit 52a and 42a in the second divider plate 52 and the first divider plate 42.Similarly, the pin 70i on the 3rd shield blade 71 can extend across slit 54a and 56a in the 3rd divider plate 54 and the 4th divider plate 56.This structure eliminates the restriction of the length to pin, and simplifies thus and facilitate manufacture and the assembling of device.In an illustrated embodiment, the pin on the first shield blade and the second shield blade is towards first direction, and the pin on the 3rd shield blade and the 4th shield blade is towards second direction, and described second direction is contrary with first direction.In addition, in an illustrated embodiment, the first shield blade and the second shield blade make light beam enter from opposite side usually, and the 3rd shield blade and the 4th shield blade make light beam enter from opposite side usually.
In other not too preferred embodiment, between the second shield blade and the 3rd shield blade, there is demarcation strip.But in the embodiment not having this demarcation strip, importantly at least some part of blade is overlapping when not having demarcation strip, and therefore they can not lose order in a stack.In other embodiments, if the pin limiting its shield blade movement does not disturb the movement of another shield blade, so, stacking order can be different.In addition, in other embodiments, each space bar all can have multiple slit to hold the movement of pin extended, and the pin of described extension is used for the shield blade of their not direct neighbor.
It is also noted that in an illustrated embodiment, separating plate 52 and/or separating plate 54 are also used as the aperture of optical system.
Figure 15 illustrates the diagram of the embodiments of the invention removing all shield blades and divider plate.There is disclosed eight motor drive shafts, each shield blade two motor drive shafts.In one embodiment, comprise four shield blades, the whole shutter device of four divider plate and all motors of being associated and linkage also can be used as a slice and rotate around the optical axial of lighting apparatus.Figure 16 and Figure 17 comparison diagram 6 shows how to complete this rotation.
Comprise four shield blades, four divider plate, rotation motor 37 and all shield sliding-vane motors of being associated and linkage shutter device be installed on plate 33, the optical axial of described plate 33 around lighting apparatus in roller bearing 35a, 35b, 35c and 35d rotates freely.System rotation motor output shaft 32 is consistent with gear (gear wheel pinion) 34.Gear 34 joins engagement track 36 to, and described engagement track 36 is fixed to the stationary part of framework shield module.When motor 37 and therefore motor drive shaft 32 rotates time, gear 34 moves along fixing engagement track 36, and therefore makes the framework shutter device of plate 33 and attachment rotate.Figure 16 illustrates system, and its middle gear 34 rotates, thus it has moved to the center of track 36 from the bottom of track 36, and Figure 17 illustrates system, and its middle gear 34 rotates, thus it has moved to the top of track 36.By this device, framework cover plate system can rotate and be placed with arbitrarily angled between track 36 end.In one embodiment, total feasible angled skew can be greater than 90 °, is approximately 120 °.
Although show gear train for the rotation of plate 33, the present invention is not limited, and can use any system for making plate 33 rotate.In other embodiments, plate can be affected by Direct driver, belt drives, friction-driven or other devices known in the art to rotate.In illustrated embodiment, all motors are stepper motors.In other embodiments, the motor of other types can be used.
In the embodiment of lighting apparatus illustrated in the accompanying drawings, the adjustable optical system of operator is to provide hard focus on shield blade edge or soft focus, and the hard edge therefore produced for light beam or soft edges.
The type limiting the light source used with the present invention is not had in this description.The light source of any kind known in the art can be used, include but not limited to incandescent lamp, high-intensity gas discharge lamp, LED, OLED and plasma (Plasma).
Described embodiment uses the same diameter in aperture in the second divider plate 52 and the 3rd divider plate 54, thus, when shield blade 41 and the shield blade 61 of the level of use, light beam can focus on the aperture of the second divider plate 52 between those two blades, and when using vertical shield blade 51 and shield blade 71, light can focus on the aperture of the 3rd divider plate 54 between those two blades, and the size in aperture does not change.Compare with the aperture in the 3rd divider plate 54 with the second divider plate 52, the aperture in the first divider plate 42 and the 4th divider plate 56 has larger diameter.
Use the design of the present invention of the bar of linkage and the described of divider plate that device can be allowed very thin.Shield blade is prevented from any divider plate that is bending or distortion and limits and guide.Thin framework shutter device has advantage, and namely all four shield blades are close to same optical flat, and therefore can be in the focal plane of projection optics.This allows the sharp focus simultaneously of all four blades, or all four blades soft focus simultaneously.
Although describe the present invention in conjunction with the embodiment of limited quantity, having grasped it will be understood by those skilled in the art that of benefit of the present invention can expect other embodiments when not departing from scope of the present invention disclosed herein.To invention has been detailed description, should be appreciated that, multiple change, replacement and change can have been made to the present invention without departing from the spirit and scope of the present invention.
Claims (14)
1. there is an automation lighting apparatus optics system for framework cover plate system, comprising:
Multiple shield blade, each shield blade is driven by the mobile of the bar of one of them linkage of the bar of five-rod linkage device and linkage, and described five-rod linkage device is driven by two motors; And
Wherein the movement of each this shield blade limit by space bar, and
Wherein the movement of this shield blade also limit by pin, described pin is fixed to described five-rod linkage device, and described pin is restricted in the slit in described space bar and advances.
2. lighting apparatus according to claim 1, wherein said shield blade is one in the bar in described five-rod linkage device.
3. lighting apparatus according to claim 2, wherein said pin is given prominence to from described shield blade, the motion of described pin limit by the slit in the slit in described space bar.
4. lighting apparatus according to claim 3, wherein said pin is equidistant from linkage connector to described shield blade.
5. lighting apparatus according to claim 1, at least one wherein in shield spacing with blades plate is provided with the circular aperture of the optical system for described lighting apparatus.
6. lighting apparatus according to claim 1, wherein circular aperture is staggered between at least two shield blades.
7. lighting apparatus according to claim 1, described lighting apparatus has two to relative shield blade, and wherein second to being configured to and described pair of orthogonal.
8. lighting apparatus according to claim 7, wherein the order of shield blade and space bar is stacking as follows:
First space bar;
The first blade that first shield blade is right;
Second space bar;
The second blade that first shield blade is right;
The first blade that second shield blade is right;
3rd space bar;
3rd space bar;
The second blade that second shield blade is right;
4th space bar.
9. lighting apparatus according to claim 8, wherein said second space bar provides circular aperture for described optical system.
10. lighting apparatus according to claim 8, wherein said first space bar provides circular aperture for described optical system.
11. lighting apparatus according to claim 9, wherein said 3rd space bar is also for described optical system provides circular aperture.
12. lighting apparatus according to claim 8, wherein said frame system is installed to bogey, and described bogey is hingedly connected described frame system is rotated around the cross section of described optical system.
13. lighting apparatus according to claim 6, wherein said frame system is installed to bogey, and described bogey is hingedly connected described frame system is rotated around the cross section of described optical system.
14. lighting apparatus according to claim 1, wherein said frame system is installed to bogey, and described bogey is hingedly connected described frame system is rotated around the cross section of described optical system.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2013/065547 WO2015057235A1 (en) | 2013-10-17 | 2013-10-17 | An improved framing shutter system for a luminaire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104854400A true CN104854400A (en) | 2015-08-19 |
| CN104854400B CN104854400B (en) | 2018-11-13 |
Family
ID=49943495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380065386.8A Active CN104854400B (en) | 2013-10-17 | 2013-10-17 | Improved frame cover plate system for lighting apparatus |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3058270B1 (en) |
| CN (1) | CN104854400B (en) |
| WO (1) | WO2015057235A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853684A (en) * | 2020-07-31 | 2020-10-30 | 广州市浩洋电子股份有限公司 | Light beam cutting device capable of being accurately positioned and stage lamp with light beam cutting device |
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| US6939026B2 (en) | 2003-08-28 | 2005-09-06 | Electronic Theatre Controls, Inc. | Shutter assembly for a luminaire |
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2013
- 2013-10-17 CN CN201380065386.8A patent/CN104854400B/en active Active
- 2013-10-17 EP EP13818859.4A patent/EP3058270B1/en active Active
- 2013-10-17 WO PCT/US2013/065547 patent/WO2015057235A1/en active Application Filing
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| DE2411301A1 (en) * | 1974-03-09 | 1975-09-11 | Agfa Gevaert Ag | DEVICE FOR CONTINUOUSLY ESTABLISHING A BEAM PATH |
| WO1996036834A1 (en) * | 1995-05-18 | 1996-11-21 | Martin Professional A/S | Lighting apparatus, in particular for stage use |
| CN102483219A (en) * | 2009-09-11 | 2012-05-30 | 马丁专业公司 | Light effect system with rotatable light forming means |
| CN102252277A (en) * | 2010-03-15 | 2011-11-23 | 百奇股份有限公司 | Shaping assembly for shaping a light beam and stage light fixture comprising said shaping assembly |
| CN103097807A (en) * | 2010-09-10 | 2013-05-08 | 马丁专业公司 | Light effect system for forming a light beam |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3058270A1 (en) | 2016-08-24 |
| WO2015057235A1 (en) | 2015-04-23 |
| CN104854400B (en) | 2018-11-13 |
| EP3058270B1 (en) | 2018-12-12 |
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