Stage dynamic projection light and shadow device

Abstract

The utility model relates to the technical field of optical engineering, and discloses a stage dynamic projection light and shadow device which comprises a projection lamp, the top end of the projection lamp is provided with a first knob, the front side of the first knob is fixedly connected with a first threaded rod, the outer side of the first threaded rod is in threaded connection with a clamping block, and the front side of the clamping block is in sliding connection with a sliding plate. A fixing block is slidably connected to the rear side of the sliding plate, a fixing frame is fixedly connected to the bottom of the fixing block, and a heat dissipation mechanism is arranged on the top of the projection lamp. According to the clamping device, the first rotary knob is rotated, the first rotary knob drives the first threaded rod to rotate and move front and back at the same time, the first threaded rod moves front and back to drive the clamping block to conduct clamping or releasing, in the releasing state, the fixing frame is moved, the fixing frame further drives the fixing block to move, and when the fixing block is adjusted to the preset position, the clamping block is clamped. Clamping operation is carried out by rotating the first knob again, and the position of the projection lamp is adjusted through the structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical engineering technical field especially, it relates to stage dynamic projection light and shadow device. BACKGROUND

[0002] Optical engineering technology is a comprehensive optical, mechanical and computer knowledge, aims at designing, developing, manufacturing and applying various optical systems and related equipment technical field, it covers from traditional optical imaging and illumination system, to advanced laser technology, optical fiber communication, optical storage, holographic imaging and various precision optical instrument research and application many aspects, through the generation, transmission, detection process of light control and optimization, to realize various functions and goals, applied to industrial manufacturing, medical treatment, communication, aerospace and scientific research field.

[0003] Stage dynamic projection light and shadow device is a stage visual presentation equipment that combines optical, electronic and stage art design field technology, it relies on optical projection principle, projects dynamic image after electronic equipment processing, such as background picture and special effect element, in specific area of stage, through with the music, dance, plot cooperation of stage performance, real-time transformation light and shadow effect, creates a realistic virtual scene, but in the installation process, the position and angle of projection equipment need to be calibrated, this process is tedious, needs professional personnel to install and debug many times, if equipment fails, maintenance and re-debug also need to spend time, and then influence the normal performance. UTILITY MODEL CONTENT

[0004] In order to make up for the above insufficient, the utility model provides stage dynamic projection light and shadow device, aims at improving the prior art in the installation process, the position and angle of projection equipment need to be calibrated, this process is tedious, needs professional personnel to install and debug many times problem.

[0005] In order to realize the above purpose, the utility model adopts the following technical scheme: stage dynamic projection light and shadow device, including projection lamp, the top of projection lamp is provided with knob one, the front side of knob one is fixedly connected with screw rod one, the outer side of screw rod one is connected with clamping block in screw thread, the front side of clamping block is slidably connected with sliding plate, the rear side of sliding plate is slidably connected with fixed block, the bottom of fixed block is fixedly connected with fixed frame, the top of projection lamp is provided with heat dissipation mechanism, and the heat dissipation mechanism is used for the heat dissipation of projection lamp.

[0006] As a further description of the above technical scheme:

[0007] The heat dissipation mechanism comprises a motor, the output end of the motor is fixedly connected with a sector gear, the upper and lower ends of the motor are provided with racks, the sector gear is in meshing connection with the racks, the outer side of the rack is fixedly connected with an oscillating ring, the left and right ends of the oscillating ring are fixedly connected with oscillating rods, the outer side of the oscillating rod is slidably connected with a fixed rod, and the left and right ends of the fixed rod are provided with fans.

[0008] As a further description of the above technical scheme:

[0009] The right end of the fixing frame is provided with a knob two, and the left side of the knob two is fixedly connected with a threaded rod two.

[0010] As a further description of the above technical scheme:

[0011] The rear side of the projection lamp is rotatably connected with a hand-held frame, and the left and right ends of the hand-held frame are rotatably connected with rotating columns.

[0012] As a further description of the above technical scheme:

[0013] The front side of the projection lamp is fixedly connected with a protection ring.

[0014] As a further description of the above technical scheme:

[0015] The outer side of the projection lamp is fixedly connected with a plurality of heat dissipation strips.

[0016] As a further description of the above technical scheme:

[0017] The left and right ends of the sliding plate are fixedly connected with connecting plates, and the outer side of the connecting plate is screw-connected with a screw one.

[0018] As a further description of the above technical scheme:

[0019] The left and right ends of the fan are provided with adjusting plates, the outer side of the adjusting plate is screw-connected with a screw two, and the adjusting plate is screw-connected with the fan through the screw two.

[0020] The utility model has the advantages of the following beneficial effects:

[0021] 1、 in the utility model, rotate knob one, and the threaded rod one is rotated and is removed simultaneously in front and back, and the threaded rod one is removed in front and back and further drives the clamping block to clamp or release, when being in the release state, move the fixing frame, and the fixing block is further driven to move when adjusting to the predetermined position, rotate knob one again to clamp the operation, and the position of the projection lamp is adjusted through the above structure.

[0022] 2. In the utility model, the starting motor rotates, the motor rotation drives the fan gear of output end to rotate, and then can drive the rack of meshing transmission to reciprocate left and right, the rack reciprocates left and right can drive the synchronous motion of fixed connection swing ring and swing rod, and then drive the fan to reciprocate left and right, wherein the fixed rod plays the role of limiting and fixing, and the above structure realizes the multi-angle heat dissipation of projection lamp. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the perspective view of stage dynamic projection light and shadow device that the utility model provides;

[0024] Figure 2 It is the front view of stage dynamic projection light and shadow device that the utility model provides;

[0025] Figure 3 It is the side view of stage dynamic projection light and shadow device that the utility model provides;

[0026] Figure 4 It is the partial structure schematic view of stage dynamic projection light and shadow device that the utility model provides;

[0027] Figure 5 It is the display view of heat dissipation mechanism of stage dynamic projection light and shadow device that the utility model provides.

[0028] LEGEND:

[0029] 1, projection lamp;2, heat dissipation mechanism;201, motor;202, fan gear;203, rack;204, swing ring;205, swing rod;206, fixed rod;207, fan;3, knob one;4, threaded rod one;5, clamping block;6, sliding plate;7, fixed block;8, fixed frame;9, knob two;10, hand support;11, rotating column;12, protection ring;13, heat dissipation strip;14, connecting plate;15, screw one;16, adjusting plate;17, screw two;18, threaded rod two. DETAILED DESCRIPTION

[0030] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0031] REFERENCE Figure 1 , Figure 2 and Figure 4The utility model provides a kind of embodiment: stage dynamic projection light and shadow device, including projection lamp 1, projection lamp 1 is provided with knob one 3, rotating knob one 3 knob one 3 front side is connected with threaded rod one 4, knob one 3 drives threaded rod one 4 rotation while moving forward and backward, threaded rod one 4 is connected with clamping block 5 by thread, threaded rod one 4 moves forward and backward to further drive clamping block 5 to clamp or release, clamping block 5 is connected with sliding plate 6 by sliding, sliding plate 6 is connected with fixed block 7 by sliding, fixed block 7 is connected with fixed frame 8, when being in release state, mobile fixed frame 8, fixed frame 8 further drives fixed block 7 to move, when adjusting to predetermined position, rotate knob one 3 and sliding plate 6 again to clamp operation, the adjustment of the position of projection lamp 1 is realized by the above structure, projection lamp 1 top is provided with heat dissipation mechanism 2, heat dissipation mechanism 2 is used for the heat dissipation of projection lamp 1, fixed frame 8 right end is provided with knob two 9, knob two 9 left side is connected with threaded rod two 18, knob two 9 plays the role of adjusting the angle of projection lamp 1, projection lamp 1 is connected with hand-held frame 10 by rotation, hand-held frame 10 left and right ends are all connected with rotating column 11 by rotation, hand-held frame 10 plays the role of convenient operator to take;

[0032] Specifically, when the operator rotates knob one 3, according to the mechanical transmission principle, knob one 3 will not only drive threaded rod one 4 to rotate, but also move forward and backward along the axial direction, threaded rod one 4 is connected with clamping block 5 by thread, threaded rod one 4 moves forward and backward to further drive clamping block 5 to clamp or release, clamping block 5 is connected with sliding plate 6 by sliding, sliding plate 6 is connected with fixed block 7 by sliding, fixed block 7 is connected with fixed frame 8, when being in release state, mobile fixed frame 8, fixed frame 8 further drives fixed block 7 to move, when adjusting to predetermined position, rotate knob one 3 again, so that clamping block 5 clamps sliding plate 6 again, so that the position of projection lamp 1 is adjusted, projection lamp 1 top is provided with heat dissipation mechanism 2, heat dissipation mechanism 2 is used for the heat dissipation of projection lamp 1, fixed frame 8 right end is provided with knob two 9, knob two 9 left side is connected with threaded rod two 18, through the synergistic effect between threaded rod two 18 and other related structures, the angle of projection lamp 1 can be adjusted, to meet the projection demand under different scenes, projection lamp 1 is connected with hand-held frame 10 by rotation, hand-held frame 10 left and right ends are all connected with rotating column 11 by rotation, hand-held frame 10 plays the role of convenient operator to take, hand-held frame 10 can rotate within a certain range, can adapt to the hand-held posture of operator, improve the convenience and comfort of operation.

[0033] Refer to Figure 1 、 Figure 2 and Figure 4The heat dissipation mechanism 2 comprises a motor 201, the motor 201 is started to rotate, the motor 201 is connected with a sector gear 202 at the output end, the motor 201 drives the sector gear 202 at the output end to rotate, the motor 201 is provided with a rack 203 at the upper end and the lower end, the sector gear 202 is connected with the rack 203 through meshing, and then the rack 203 driven by meshing can drive the rack 203 to move left and right reciprocatingly, the rack 203 is connected with an oscillating ring 204 outside, the oscillating ring 204 is connected with an oscillating rod 205 at the left end and the right end, the rack 203 can drive the oscillating ring 204 and the oscillating rod 205 connected fixedly to move synchronously, the oscillating rod 205 is connected with a fixed rod 206 through sliding, the fixed rod 206 plays a role of limiting and fixing, the fixed rod 206 is provided with a fan 207 at the left end and the right end, and then the fan 207 is driven to move left and right reciprocatingly, the projection lamp 1 is connected with a protection ring 12 at the front side, the protection ring 12 plays a role of protecting the projection lamp 1, the projection lamp 1 is connected with a plurality of heat dissipation strips 13 outside, and the heat dissipation strips 13 play a role of rapid heat dissipation;

[0034] Specifically, the motor 201 is started to rotate, the motor 201 is used as a core component of the whole power output, the motor 201 is connected with the sector gear 202 at the output end, when the sector gear 202 rotates under the driving of the motor 201, due to the meshing transmission relationship between the sector gear 202 and the rack 203, the circular motion of the sector gear 202 can be converted into the linear motion of the rack 203 meshed with the sector gear 202, and due to the fact that the sector gear 202 is not a complete circular gear, the meshing state of the sector gear 202 with the rack 203 changes constantly in the rotating process, which makes the rack 203 move left and right reciprocatingly, the rack 203 is connected with the oscillating ring 204 outside, the oscillating ring 204 is connected with the oscillating rod 205 at the left end and the right end, the rack 203 can drive the oscillating ring 204 and the oscillating rod 205 connected fixedly to move synchronously, the oscillating rod 205 is connected with the fixed rod 206 through sliding, the fixed rod 206 plays a role of limiting and fixing, when the oscillating rod 205 moves left and right under the driving of the rack 203 and the oscillating ring 204, the fan 207 is further driven to move left and right reciprocatingly, the projection lamp 1 is connected with the protection ring 12 at the front side, the protection ring 12 can effectively block the direct damage of external factors to the projection lamp 1, ensure that the optical components and internal circuits and other parts of the projection lamp 1 are not damaged, prolong the service life of the projection lamp 1, the projection lamp 1 is connected with a plurality of heat dissipation strips 13 outside, the heat generated by the projection lamp 1 in the working process is conducted to the heat dissipation strips 13, due to the fact that the heat dissipation strips 13 have a large surface area, the heat is dissipated to the air, thereby playing a role of heat dissipation, and the fan 207 cooperates to ensure that the projection lamp 1 works stably in a suitable temperature range.

[0035] Referring to Figure 1 , Figure 2 and Figure 4The left and right ends of the sliding plate 6 are connected to the connecting plate 14. The connecting plate 14 is connected to the screw 15 by the thread. The connecting plate 14 serves to fix the projection lamp 1. The left and right ends of the fan 207 are provided with the adjusting plate 16. The adjusting plate 16 is connected to the screw 17 by the thread. The adjusting plate 16 serves to adjust the angle of the fan 207.

[0036] Specifically, the left and right ends of the sliding plate 6 are connected to connecting plates 14, and the connecting plates 14 are connected to screws 15 by threads. The connecting plates 14 serve to fix the projection lamp 1, ensuring that the projection remains stable in various usage environments and preventing the projection effect from being affected by loosening or shaking. The left and right ends of the fan 207 are provided with adjusting plates 16, and the adjusting plates 16 are connected to screws 17 by threads. The adjusting plates 16 serve to adjust the angle of the fan 207, which can adjust the airflow direction and angle of the fan 207 according to the actual heat dissipation needs of the projection, thereby improving heat dissipation efficiency and ensuring that the projection lamp 1 can work normally in a suitable temperature environment.

[0037] Working principle: Rotating knob 3 causes the threaded rod 4 to rotate and move back and forth. The movement of the threaded rod 4 in turn causes the clamping block 5 to clamp or release. When it is in the released state, the fixed frame 8 is moved, which in turn causes the fixed block 7 to move. When it is adjusted to the predetermined position, the knob 3 and the sliding plate 6 are rotated again to perform the clamping operation. The above structure realizes the adjustment of the position of the projection lamp 1.

[0038] The motor 201 is started to rotate, which drives the sector gear 202 at the output end to rotate, thereby driving the rack 203 that meshes with it to reciprocate left and right. The left and right movement of the rack 203 can drive the fixedly connected swing ring 204 and swing rod 205 to move synchronously, thereby driving the fan 207 to reciprocate left and right. The fixed rod 206 plays a role in limiting and fixing. Through the above structure, multi-angle heat dissipation of the projection lamp 1 is achieved.

[0039] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A stage dynamic projection lighting device, including a projection lamp (1), characterized in that: The top of the projection lamp (1) is provided with a knob (3), and a threaded rod (4) is fixedly connected to the front side of the knob (3). A clamping block (5) is threadedly connected to the outer side of the threaded rod (4). A sliding plate (6) is slidably connected to the front side of the clamping block (5). A fixing block (7) is slidably connected to the rear side of the sliding plate (6). A fixing frame (8) is fixedly connected to the bottom of the fixing block (7). A heat dissipation mechanism (2) is provided on the top of the projection lamp (1). The heat dissipation mechanism (2) is used for heat dissipation of the projection lamp (1).

2. The stage dynamic projection light and shadow device according to claim 1, characterized in that: The heat dissipation mechanism (2) includes a motor (201), a sector gear (202) is fixedly connected to the output end of the motor (201), and racks (203) are provided at both the upper and lower ends of the motor (201). The sector gear (202) meshes with the racks (203). A swing ring (204) is fixedly connected to the outer side of the racks (203). A swing rod (205) is fixedly connected to both the left and right ends of the swing ring (204). A fixed rod (206) is slidably connected to the outer side of the swing rod (205). A fan (207) is provided at both the left and right ends of the fixed rod (206).

3. The stage dynamic projection light and shadow device according to claim 1, characterized in that: The right end of the fixed frame (8) is provided with a knob two (9), and the left side of the knob two (9) is fixedly connected with a threaded rod two (18).

4. The stage dynamic projection light and shadow device according to claim 1, characterized in that: The rear side of the projection lamp (1) is rotatably connected to a carrying frame (10), and the left and right ends of the carrying frame (10) are rotatably connected to rotating columns (11).

5. The stage dynamic projection light and shadow device according to claim 1, characterized in that: A protective ring (12) is fixedly connected to the front side of the projection lamp (1).

6. The stage dynamic projection light and shadow device according to claim 1, characterized in that: Multiple heat sinks (13) are fixedly connected to the outside of the projection lamp (1).

7. The stage dynamic projection light and shadow device according to claim 1, characterized in that: The sliding plate (6) is fixedly connected to the left and right ends of the connecting plate (6), and the outer side of the connecting plate (14) is threaded with a screw (15).

8. The stage dynamic projection light and shadow device according to claim 2, characterized in that: The fan (207) is provided with an adjustment plate (16) at both the left and right ends. The outer side of the adjustment plate (16) is threaded with a screw (17). The adjustment plate (16) is threaded to the fan (207) through the screw (17).

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