CN217109386U - Stage lamp with safeguard function - Google Patents

Abstract

The utility model discloses a stage lamp with safeguard function, including the light source that produces the light path, carry out the plastic and produce the effect subassembly and lens, first drive assembly and the second drive assembly of light effect to the light path, its characterized in that, first drive assembly drive lens move along the main optical axis of light path, the effect subassembly includes effect piece and base plate, the base plate corresponds the effect piece and is equipped with the light trap, one side that the base plate is close to lens is provided with the crashproof board, the second drive assembly drive base plate moves and drives the effect piece and cut into or cut out the light path; when the effect sheet is positioned outside the light path, the lens can freely pass through the effect component; when the effect piece is positioned on the light path, the anti-collision plate blocks the lens from colliding the effect piece through the lens barrel abutting against the lens. When the lens suddenly loses the driving force, the lens slides away towards the effect piece, but if the effect piece is still positioned in the light path, the lens can be prevented from colliding with the effect piece by using the anti-collision plate to support the lens barrel; the anti-collision plate and the lens cone are in surface-to-surface contact, so that the anti-collision plate and the lens cone are stressed more uniformly and are not easy to deform.

Description

Stage lamp with safeguard function

Technical Field

The utility model relates to a stage lamp technical field, more specifically relates to a stage lamp with safeguard function.

Background

The multi-functional stage lamp on the market can install multiple effect module and a plurality of camera lens module simultaneously in the lamp cavity of a lamps and lanterns usually, realizes different facula effects through independent or mutually supporting. For example, a prism for splitting light may be used in conjunction with a magnifying lens to vary the size of the spot, which may produce a dynamic effect of the spot.

In a general stage lamp, only when effect modules such as prisms or atomizes need to be used, effect pieces mounted on the effect modules are cut into a light path, and the effect pieces are cut out of the light path at other times. The prism and the atomization are generally arranged between the magnifying lens and the focusing lens, and when the stage lamp is electrified, the driving component of the lens component is controlled to always provide driving force for maintaining the movement state of the lens component; however, when the stage light is powered off unexpectedly, the lens assembly loses the driving force of the driving assembly, and slides towards the effect module in an accelerated manner under the action of gravity, and if the effect sheet is not cut into a light path, the lens assembly which slides in an accelerated manner is easy to break.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome above-mentioned prior art an at least defect, provide a stage lamp with safeguard function, solved when the stage lamp outage suddenly, effect piece with lens take place the problem of colliding or even damaging easily.

In order to solve the technical problem, the utility model discloses a technical scheme is: a stage lamp with a protection function comprises a light source for generating a light path, an effect component and a lens for shaping the light path and generating a light effect, a first driving component and a second driving component, wherein the first driving component drives the lens to move along a main optical axis of the light path, the effect component comprises an effect sheet and a substrate, the effect sheet is arranged at a light transmitting hole on the substrate, an anti-collision plate is arranged on one side of the substrate, which is close to the lens, and the second driving component drives the substrate to move so as to drive the effect sheet to cut into or out the light path; when the effect piece is positioned in the light path, the anti-collision plate blocks the lens from colliding the effect piece through a lens barrel abutting against the lens; when the effect sheet is located outside the light path, the impact prevention plate allows the lens to pass through freely.

The anti-collision plate is arranged on one side, close to the lens, of the substrate, so that the lens and the effect piece can be effectively prevented from colliding. When the stage lamp is powered off suddenly, the lens loses the driving force and slides towards the effect piece, but if the effect piece is still positioned in the light path, the lens can be prevented from colliding with the effect piece in a mode that the anti-collision plate abuts against the lens cone, and the effect piece is effectively protected from being broken; the anti-collision plate is simple in structure, the anti-collision plate and the lens cone are matched with each other, and the anti-collision plate and the lens cone are stressed more uniformly and are not easy to deform in a surface-to-surface contact mode.

Furthermore, be provided with at least 2 on the base plate the effect piece, the base plate is in the drive of second drive assembly rotates down, will the effect piece cuts in proper order or surely goes out the light path in proper order, the anticollision board fixed set up in the rotation center of base plate. Blocking the lens barrel by utilizing the edge of the anti-collision plate; meanwhile, a plurality of effect pieces are arranged on the substrate, a plurality of effect pieces are added into the effect assembly according to design requirements, and different effect pieces are cut into the light path, so that a corresponding light spot effect can be projected on a target plane.

Further, the anticollision board is provided with the confession and passes through the first hole of dodging that the light of effect piece passed through, just the first hole of dodging stops lens freely passes through. Through setting up first dodge the hole, avoid the anticollision board shelters from the process the light of effect piece produces the condition of light loss.

Furthermore, the anti-collision plate is provided with a second avoidance hole corresponding to the lens barrel, and the second avoidance hole allows the lens to freely pass through. When the effect piece is not needed to be used, the second avoiding hole is moved to the position near the light path, and the lens can freely penetrate through the effect component to realize other light effects.

Further, a third driving assembly is included, and the third driving assembly drives the effect piece to rotate around the central shaft of the third driving assembly. When the effect piece rotates around the central axis of the effect piece, the light spots projected by the lamp also rotate along with the effect piece.

Further, the third driving assembly comprises a third motor for providing driving force, a third driving gear fixedly connected with the third motor, and a third driven gear sleeved outside the effect piece, and the third driving gear drives the third driven gear to rotate under the action of the third motor, so that the effect piece rotates around the central shaft of the effect piece.

Furthermore, the transmission device also comprises a transition gear which is meshed with the third driving gear and the third driven gear simultaneously, the third driving gear transmits power to the third driven gear through the transition gear, and the transition gear is made of rubber materials. Compared with rigid meshing, the transition gear made of rubber materials is meshed with other gears, so that noise generated during mutual meshing movement between the gears can be reduced.

Further, the fender covers at least a portion of the transition gear. Because the melting point of the rubber material is lower than that of other metal materials, the anti-collision plate is used for shielding the transition gear, and the situation that the transition gear is deformed due to overhigh surface temperature caused by direct irradiation of sunlight or other strong light from the outside is prevented.

Further, the effect sheet is at least one of an atomization sheet, a prism or a color sheet. When the effect sheet is an atomization sheet, the light spots projected by the lamp are softer; when the effect sheet is a prism, the light splitting effect can be realized, so that light rays passing through the effect sheet are refracted, and a plurality of combined light spots of patterns are formed on a target plane; when the effect piece is a color piece, light spots projected by the lamp can be colored, and the lighting effect of the stage lamp is further enriched.

Further, the lens is a magnifying lens. By moving the magnifying lens, the size of the light spot projected by the lamp can be changed, and the light spot can be magnified or reduced according to the stage effect requirement.

Drawings

Fig. 1 is a schematic view of a part of the structure of a stage lamp with a protection function.

Fig. 2 is a schematic structural view of the lens barrel when the anti-collision plate abuts against the lens barrel in the present invention.

Fig. 3 is a schematic structural diagram of the present invention when the crash-proof plate allows the lens to freely pass through.

Fig. 4 is a schematic structural view of the present invention in which 2 effect modules are installed.

Fig. 5 is a schematic structural view of the anti-collision plate of the present invention.

In the figure:

100. a light source; 200. an effect component; 210. effect pieces; 220. a substrate; 230. a light-transmitting hole; 240. an anti-collision plate; 241. a first avoidance hole; 242. a second avoidance hole; 250. mounting a column; 300. a lens; 310. a lens barrel; 400. a first drive assembly; 410. a first driven gear; 420. a first synchronization belt; 430. a slide rail; 500. and (7) mounting the plate.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

As shown in fig. 1 to 3, a stage lamp with a protection function includes a light source 100 generating a light path, an effect component 200 and a lens 300 shaping the light path and generating a light effect, a first driving component 400 and a second driving component, the first driving component 400 drives the lens 300 to move along a main optical axis of the light path, the effect component 200 includes an effect sheet 210 and a substrate 220, the effect sheet 210 is disposed at a light hole 230 on the substrate 220, an anti-collision plate 240 is disposed on a side of the substrate 220 close to the lens 300, and the second driving component drives the substrate 220 to move so as to drive the effect sheet 210 to cut into or out the light path; when the effect piece 210 is located in the light path, the anti-collision plate 240 blocks the lens 300 from colliding with the effect piece 210 by abutting against the lens barrel 310 of the lens 300; when the effect sheet 210 is out of the optical path, the impact plate 240 allows the lens 300 to pass through freely.

By arranging the anti-collision plate 240 on the side of the substrate 220 close to the lens 300, the lens 300 can be effectively prevented from colliding with the effect sheet 210. When the stage lamp is suddenly powered off, the lens 300 loses driving force and slides towards the effect piece 210, but if the effect piece 210 is still positioned in the light path, the collision between the lens 300 and the effect piece 210 can be prevented by using the mode that the anti-collision plate 240 abuts against the lens cone 310, and the effect piece 210 is effectively protected from being broken; the anti-collision plate 240 is simple in structure, the anti-collision plate 240 is matched with the lens barrel 310, and the anti-collision plate 240 and the lens barrel 310 are stressed more uniformly and are not easy to deform in a surface-to-surface contact mode.

Preferably, the effect assembly 200 further comprises a mounting post 250 for mounting the anti-collision plate 240, wherein one end of the mounting post 250 is connected to the base plate 220, and the other end is connected to one side of the anti-collision plate 240 close to the base plate 220. Along the light emitting direction, the installation height of the anti-collision plate 240 is higher than that of the effect sheet 210, so that the lens 300 is effectively prevented from colliding with the effect sheet 210.

Preferably, the mounting plate 500 and the side plates respectively connected to both sides of the mounting plate 500 are further included. The first driving assembly 400 comprises a first motor for providing power, a first driving gear fixedly connected to a rotating shaft of the first motor, a first driven gear, a first synchronous belt sleeved on the first driving gear and the first driven gear, a sliding block fixedly connected with the first synchronous belt, and a sliding rail arranged on the side plate, wherein the sliding block is slidably connected to the sliding rail, and the sliding block is fixedly connected with the lens 300. The first motor drives the first driving gear to rotate, the first driving gear and the first driven gear are matched to drive the first synchronous belt to rotate so as to drive the sliding block to slide on the sliding rail, and finally the lens 300 moves forwards and backwards along a main optical axis of the light path.

Preferably, the second drive assembly including provide power the second motor, fixed pin joint in the epaxial second drive gear of second motor shaft, with base plate 220 fixed connection's second driven gear, and the cover is located simultaneously second drive gear with the second driven gear's second hold-in range, second drive gear is in under the effect of second motor passes through the hold-in range with power transfer to driven gear drives base plate 220 rotates.

In the preferred embodiment of the present invention, at least 2 effect pieces 210 are disposed on the substrate 220, the substrate 220 is driven by the second driving component to rotate, the effect pieces 210 are sequentially cut into or sequentially cut out of the light path, and the anti-collision plate 240 is fixedly disposed at the rotation center of the substrate 220. Blocking the lens barrel by utilizing the edge of the anti-collision plate; meanwhile, by arranging a plurality of effect pieces 210 on the substrate 220, adding a plurality of effect pieces 210 into the effect assembly according to design requirements, and cutting different effect pieces 210 into the light path, a corresponding light spot effect can be projected on a target plane.

Preferably, the base plate 220 is disc-shaped, i.e. the effect element 200 is an effect disc. The base plate 220 is provided with 4 effect pieces 210, the 4 effect pieces 210 are uniformly distributed around the rotation center of the base plate 220, the anti-collision plate 240 is installed on the base plate 220 through the installation columns 250, and the number of the installation columns 250 is 3.

As shown in fig. 4, optionally, the number of the effect assemblies 200 is 2, the mounting positions of the two effect assemblies are staggered from each other in the optical path direction, and different effect pieces 210 on the two effect assemblies can be superimposed to form a richer light spot effect; the crash-proof plate 240 only needs to be disposed on the effect assembly 200 adjacent to the lens 300, so that the lens 300 can be prevented from colliding with the effect sheet 210; the other structures of 2 effect assemblies 200 are the same except for the difference of whether or not the crash board 240 is installed.

As shown in fig. 1 and 5, in a preferred embodiment of the present invention, the anti-collision plate 240 is provided with a first avoiding hole 241 through which the light passing through the effect sheet 210 passes, and the first avoiding hole 241 prevents the lens 300 from freely passing through. Through setting up first hole 241 of dodging avoids crashproof board 240 shelters from the light through effect piece 210, produces the condition of light loss.

Preferably, the first avoiding hole 241 is a circular through hole, or a through hole having a notch. The number of the first avoiding holes 241 is set to correspond to the number of the effect pieces 210.

In the preferred embodiment of the present invention, the anti-collision plate 240 corresponds to the lens barrel 310 is provided with a second avoiding hole 242, and the second avoiding hole 242 allows the lens 300 to freely pass through. When the effect sheet 210 is not needed to be used, the second avoiding hole 242 is moved to the vicinity of the light path, and the lens 300 can freely pass through the effect assembly 200 to realize other light effects.

Preferably, the second avoiding hole 242 is a circular through hole or a through hole having a notch, and the substrate 220 is provided with a notch for the lens 300 to freely pass through corresponding to the second avoiding hole 242.

As shown in fig. 1 to 4, in a preferred embodiment of the present invention, a third driving assembly is further included, and the third driving assembly drives the effect sheet 210 to rotate around its own central axis. When the effect piece 210 rotates around the central axis of the effect piece, the light spots projected by the lamp also rotate along with the effect piece, and the lighting effect of the stage lamp is enriched.

In the preferred embodiment of the present invention, the third driving assembly includes a third motor providing driving force, a third driving gear fixedly connected to the third motor, and a third driven gear sleeved outside the effect piece 210, the third driving gear drives the third driven gear to rotate under the action of the third motor, so that the effect piece 210 rotates around its own central axis. Preferably, the third driving gear is fixedly connected with a rotating shaft of a third motor, and the third motor transmits power to the third driving gear.

Alternatively, the third driving gear may be made of a rubber material, and the impact-proof plate 240 covers the third driving gear.

The utility model discloses in the preferred embodiment, still include simultaneously with third drive gear reaches the transition gear of third driven gear meshing, third drive gear passes through transition gear gives power transmission to third driven gear, transition gear's material is rubber materials. Compared with rigid meshing, the transition gear made of rubber materials is meshed with other gears, so that noise generated during mutual meshing movement between the gears can be reduced. Preferably, the crash panel 240 completely covers the transition gear.

In the preferred embodiment of the present invention, the anti-collision plate 240 covers at least a portion of the transition gear. Because the melting point of the rubber material is lower than that of other metal materials, the anti-collision plate 240 is used to shield the transition gear, so as to prevent the transition gear from being directly irradiated by sunlight or other strong light from the outside, which causes the transition gear to be deformed due to too high surface temperature.

In a preferred embodiment of the present invention, the effect sheet 210 is at least one of an atomizing sheet, a prism sheet or a color sheet. When the effect sheet 210 is an atomization sheet, the light spots projected by the lamp are softer; when the effect sheet 210 is a prism, a light splitting effect can be realized, so that light passing through the effect sheet is refracted, and a plurality of combined light spots of patterns are formed on a target plane; when the effect sheet 210 is a color sheet, light spots projected by the lamp can be colored, and the lighting effect of the stage lamp is further enriched.

Preferably, the effect sheet 210 is a prism sheet, and the magnifying lens is located above the effect assembly 200 along the light emitting direction.

Optionally, the effect sheet 210 is a pattern sheet.

In the preferred embodiment of the present invention, the lens 300 is a magnifying lens. By moving the magnifying lens, the size of the light spot projected by the lamp can be changed, and the light spot can be magnified or reduced according to the stage effect requirement.

Alternatively, the lens 300 may be a focus lens.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The stage lamp with the protection function comprises a light source (100) for generating a light path, an effect component (200) and a lens (300) for shaping the light path and generating light effects, a first driving component (400) and a second driving component, and is characterized in that the first driving component (400) drives the lens (300) to move along a main optical axis of the light path, the effect component (200) comprises an effect sheet (210) and a substrate (220), the effect sheet (210) is arranged at a light transmitting hole (230) on the substrate (220), an anti-collision plate (240) is arranged on one side of the substrate (220) close to the lens (300), and the second driving component drives the substrate (220) to move so as to drive the effect sheet (210) to cut into or cut out the light path; when the effect piece (210) is positioned in the light path, the anti-collision plate (240) blocks the lens (300) from colliding with the effect piece (210) through a lens barrel (310) abutting against the lens (300); when the effect sheet (210) is located outside the optical path, the impact prevention plate (240) allows the lens (300) to pass through freely.

2. The stage lamp with the protection function according to claim 1, wherein at least 2 effect pieces (210) are arranged on the base plate (220), the base plate (220) is driven by the second driving component to rotate, the effect pieces (210) are sequentially cut into or cut out of the light path, and the anti-collision plate (240) is fixedly arranged at the rotation center of the base plate (220).

3. The stage lamp with protection function as claimed in claim 1, wherein the anti-collision plate (240) is provided with a first avoiding hole (241) for passing light passing through the effect sheet (210), and the first avoiding hole (241) prevents the lens (300) from freely passing through.

4. The stage lamp with protection function as claimed in claim 1, wherein the crash-proof plate (240) is provided with a second avoiding hole (242) corresponding to the lens barrel (310), the second avoiding hole (242) allowing the lens (300) to pass freely.

5. The stage lamp with stage protection function of claim 1, further comprising a third driving assembly, said third driving assembly driving said effect plate (210) to rotate around its own central axis.

6. The stage lamp with the protection function as claimed in claim 5, wherein the third driving assembly comprises a third motor for providing driving force, a third driving gear fixedly connected with the third motor, and a third driven gear sleeved outside the effect piece (210), and the third driving gear drives the third driven gear to rotate under the action of the third motor, so that the effect piece (210) rotates around its own central axis.

7. The stage lamp with the protection function as claimed in claim 6, further comprising a transition gear engaged with the third driving gear and the third driven gear, wherein the third driving gear transmits power to the third driven gear through the transition gear, and the transition gear is made of rubber.

8. The stage lamp with stage function of claim 7, wherein the fender panel (240) covers at least part of the transition gear.

9. The stage lamp with stage function of claim 1, wherein the effect sheet (210) is at least one of a fog sheet, a prism sheet or a color sheet.

10. The stage lamp with protection function of claim 1, wherein the lens (300) is an enlarging lens or a focusing lens.

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