U-shaped arm structure of stage moving head lamp

Abstract

The utility model discloses a U-shaped arm structure of a stage moving head lamp, which relates to the technical field of stage lamps and comprises a U-shaped frame, a decorative cover, a plurality of fasteners and a plurality of plugs, the U-shaped frame is of a U-shaped structure, the decorative cover is provided with a cover cavity matched with the U-shaped frame, the decorative cover is connected with the U-shaped frame through the fasteners, and the plugs are connected with the U-shaped frame through the fasteners. The U-shaped frame and the decorative cover are provided with a first through hole and a second through hole respectively, the fastener penetrates through the first through hole and the second through hole, the decorative cover is further provided with a third through hole communicated with the second through hole, and the third through hole is matched with the plug. The plug is embedded in the third through hole to cover the head of the fastener, and the outer end face of the plug is flush with the outer surface of the decoration cover. The problem that a U-shaped arm of a traditional stage moving head lamp is poor in attractiveness is solved.

Description

Technical Field

[0001] The utility model and the technical field of stage lights particularly relate to a U-shaped arm structure of a stage moving head light. Background Art

[0002] Moving head lights are usually used on stages and squares. Professional moving head computer lights are high-tech products that integrate electronics, mechanics, and optics. Qualified professional moving head computer lights must be stable and reliable, with excellent lighting effects, accurate positioning, good heat dissipation, and the lamp body and material structure must meet the requirements of ergonomics. The lamp body shell is made of plastic parts, and the lamp body support frame, base, side panels, and end panels are made of aluminum alloy castings, stampings, and lathe parts; the structure of the lamp determines its mechanical properties, heat dissipation, strength, noise, weight and other factors. International and domestic high-power moving head lights all use a double-arm support structure, and the lamp body can rotate horizontally up to 540° and vertically up to 270°. The base part must be strengthened to meet the requirements of hanging and inverted installation of moving head lights. However, the double-arm support structure of existing moving head lights is a combination of screws or bolts, which will cause screw holes or screws to leak out, affecting the overall aesthetics of the moving head lights and not having a good visual effect. Utility Model Content

[0003] The technical solution to the technical problem solved by the utility model is to provide a U-shaped arm structure of a stage moving head light to solve the problem that the U-shaped arm of the existing stage moving head light has poor aesthetics.

[0004] The purpose of the utility model is achieved by the following technical solutions:

[0005] A U-shaped arm structure of a stage moving head light comprises a U-shaped frame, a decorative cover, a plurality of fasteners and a plurality of plugs, wherein the U-shaped frame is a U-shaped structure, the decorative cover has a cover cavity matched with the U-shaped frame, the decorative cover is connected to the U-shaped frame through a plurality of fasteners, the U-shaped frame and the decorative cover are respectively provided with a first through hole and a second through hole for the fasteners to pass through, the decorative cover is also provided with a third through hole connected with the second through hole, the third through hole is matched with the plug, the plug is embedded in the third through hole to cover the head of the fastener, and the outer end surface of the plug is flush with the outer surface of the decorative cover.

[0006] Furthermore, the plug is made of silicone.

[0007] Furthermore, it also includes a support frame, and the U-shaped frame is rotatably mounted on the support frame.

[0008] Furthermore, it also includes a first driving mechanism for driving the U-shaped frame to rotate horizontally relative to the support frame, the first driving mechanism includes a horizontal stepping motor, a horizontal driving gear, a horizontal large gear and a horizontal synchronous belt, the closed end of the U-shaped frame is rotatably mounted on the support frame through a horizontal main shaft, the open end of the U-shaped frame faces upward, the axis of the horizontal main shaft is vertically arranged, the upper end of the horizontal main shaft extends into the U-shaped frame, the horizontal large gear is mounted on the upper end of the horizontal main shaft, the horizontal driving gear is mounted on the output shaft of the horizontal stepping motor, and the horizontal driving gear and the horizontal large gear are connected through the horizontal synchronous belt.

[0009] Furthermore, the horizontal stepping motor is equipped with a magnetic encoder.

[0010] Furthermore, a first pressure wheel is provided on the U-shaped frame, and an outer side of the first pressure wheel contacts an inner side of the horizontal synchronous belt.

[0011] Furthermore, vertical spindles are symmetrically installed on both sides of the U-shaped frame, the axis of the vertical spindle is horizontally arranged, the vertical spindle is rotatably installed on the U-shaped frame through double-row bearings, and a second driving mechanism for driving the vertical spindle to rotate is arranged in the U-shaped frame.

[0012] Furthermore, the second driving mechanism includes a vertical stepping motor, a vertical driving gear, a vertical large gear and a vertical synchronous belt. The vertical large gear is installed at the end of the vertical main shaft, the vertical driving gear is installed on the output shaft of the vertical stepping motor, and the vertical driving gear and the vertical large gear are connected through the vertical synchronous belt.

[0013] Furthermore, it also includes a second pressure wheel, the outer side of the second pressure wheel contacts the inner side of the vertical synchronous belt.

[0014] Furthermore, a radiator is provided in the U-shaped frame.

[0015] Compared with the prior art, the beneficial effects of the present invention are:

[0016] In the utility model, a plug is embedded in the third through hole on the mounting cover, so as to cover the head of the fastener so that the fastener is not exposed, effectively hiding the fastener used to connect the decorative cover and the U-shaped frame, improving the overall aesthetics and neatness of the U-shaped arm, and enhancing the quality of product details. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of a U-shaped arm structure of a stage moving head light provided by the utility model;

[0018] Figure 2 for Figure 1 Sectional view at AA in the middle;

[0019] Figure 3 This is an exploded view of the U-shaped arm structure of a stage moving head light provided by the utility model;

[0020] Figure 4 for Figure 1 A schematic diagram of the internal structure of a U-shaped arm structure of a stage moving head light provided by the utility model;

[0021] In the figure: 1. U-shaped frame; 101. first through hole; 2. decorative cover; 201. second through hole; 202. third through hole; 3. plug; 4. support frame; 5. horizontal stepping motor; 6. horizontal drive gear; 7. horizontal large gear; 8. horizontal synchronous belt; 9. horizontal bushing; 10. magnetic encoder; 11. circuit board; 12. first pressure wheel; 13. vertical main shaft; 14. double-row bearing; 15. vertical stepping motor; 16. vertical drive gear; 17. vertical large gear; 18. vertical synchronous belt; 19. second pressure wheel; 20. radiator. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0023] In the description of the present application, it should be understood that if the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application.

[0024] In the description of this application, it should be understood that the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, unless otherwise specified, "plurality" means two or more.

[0025] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0026] like Figure 1-4 As shown, a U-shaped arm structure of a stage moving head light provided by the utility model includes a U-shaped frame 1, a decorative cover 2, a plurality of fasteners and a plurality of plugs 3, the U-shaped frame 1 is a U-shaped structure, the decorative cover 2 has a cover cavity adapted to the U-shaped frame 1, the decorative cover 2 is connected to the U-shaped frame 1 through a plurality of fasteners, the U-shaped frame 1 and the decorative cover 2 are respectively provided with a first through hole 101 and a second through hole 201 for the fasteners to pass through, the decorative cover 2 is also provided with a third through hole 202 connected to the second through hole 201, the third through hole 202 is adapted to the plug 3, the plug 3 is embedded in the third through hole 202 to cover the head of the fastener and the outer end surface of the plug 3 is flush with the outer surface of the decorative cover 2.

[0027] In the utility model, a plug 3 is embedded in the third through hole 202 on the mounting cover, so as to cover the head of the fastener so that the fastener is not exposed, effectively hiding the fastener used to connect the decorative cover 2 and the U-shaped frame 1, improving the overall aesthetics and neatness of the U-shaped arm, and enhancing the quality of product details.

[0028] As a preferred embodiment, the plug 3 is made of silicone material. Silicone material has the characteristics of high temperature resistance, stable adhesion, good durability, etc. Of course, the plug 3 can also be made of other materials, which are not specifically limited here.

[0029] As a preferred embodiment, it further comprises a support frame 4 , and the U-shaped frame 1 is rotatably mounted on the support frame 4 .

[0030] Specifically, it also includes a first driving mechanism for driving the U-shaped frame 1 to rotate horizontally relative to the support frame 4, the first driving mechanism includes a horizontal stepping motor 5, a horizontal driving gear 6, a horizontal large gear 7 and a horizontal synchronous belt 8, the closed end of the U-shaped frame 1 is rotatably mounted on the support frame 4 through a horizontal main shaft, the open end of the U-shaped frame 1 faces upward, the axis of the horizontal main shaft is vertically arranged, the upper end of the horizontal main shaft extends into the U-shaped frame 1, the horizontal large gear 7 is mounted on the upper end of the horizontal main shaft, the horizontal driving gear 6 is mounted on the output shaft of the horizontal stepping motor 5, and the horizontal driving gear 6 and the horizontal large gear 7 are connected through the horizontal synchronous belt 8.

[0031] In this embodiment, the horizontal main shaft sleeve is provided with a horizontal shaft sleeve 9; the horizontal driving gear 6 is driven to rotate by a horizontal stepping motor, and the horizontal driving gear 6 drives the horizontal large gear 7 to rotate synchronously through a horizontal synchronous belt 8, and the rotation of the horizontal large gear 7 drives the horizontal main shaft to rotate, and then the U-shaped frame 1 is horizontally rotated relative to the support frame 4. The first driving mechanism adopts a driving mode of a horizontal stepping motor 5, a horizontal driving gear 6, a horizontal large gear 7 and a horizontal synchronous belt 8, and the driving mode is more stable and effective, and the synchronization rate is good.

[0032] As a preferred embodiment, the horizontal stepping motor 5 is equipped with a magnetic encoder 10. The magnetic encoder 10 detects and records the rotation angle of the U-shaped frame 1, so that the circuit board 11 can control the stage light to quickly reset to the initial position after power failure and restart according to the rotation angle data.

[0033] As a preferred embodiment, a first pressing wheel 12 is provided on the U-shaped frame 1, and the outer side of the first pressing wheel 12 contacts the inner side of the horizontal synchronous belt 8. By providing the first pressing wheel 12, the smoothness of guiding the horizontal synchronous belt 8 is ensured.

[0034] As a preferred embodiment, vertical spindles 13 are symmetrically installed on both sides of the U-shaped frame 1, the axis of the vertical spindle 13 is horizontally arranged, and the vertical spindle 13 is rotatably installed on the U-shaped frame 1 through a double-row bearing 14. A second driving mechanism for driving the vertical spindle 13 to rotate is provided in the U-shaped frame 1.

[0035] In this embodiment, the lamp body is mounted on the U-shaped frame 1 via the vertical main shaft 13. The second driving mechanism drives the vertical main shaft 13 to rotate, and then drives the lamp body to rotate relative to the U-shaped frame 1, thereby realizing the rotation of the lamp body at different angles.

[0036] As a preferred embodiment, the second driving mechanism includes a vertical stepping motor 15, a vertical driving gear 16, a vertical large gear 17 and a vertical synchronous belt 18. The vertical large gear 17 is installed at the end of the vertical main shaft 13, and the vertical driving gear 16 is installed on the output shaft of the vertical stepping motor 15. The vertical driving gear 16 and the vertical large gear 17 are connected via the vertical synchronous belt 18.

[0037] In this embodiment, the vertical driving gear 16 is driven to rotate by the vertical stepping motor 15, and the vertical driving gear 16 drives the vertical large gear 17 to rotate synchronously through the vertical synchronous belt 18, and the rotation of the vertical large gear 17 drives the vertical main shaft 13 to rotate. The second driving mechanism adopts the driving mode of the vertical stepping motor 15, the vertical driving gear 16, the vertical large gear 17 and the vertical synchronous belt 18, which is more stable and effective, and has a good synchronization rate.

[0038] As a preferred embodiment, a second pressing wheel 19 is further included, and the outer side of the second pressing wheel 19 contacts the inner side of the vertical synchronous belt 18. By providing the second pressing wheel 19, the smoothness of guiding the vertical synchronous belt 18 is ensured.

[0039] As a preferred embodiment, a radiator 20 is provided inside the U-shaped frame 1. By providing the radiator 20, the U-shaped frame 1 is cooled to prevent the internal temperature of the U-shaped frame 1 from being too high and affecting the electrical components.

[0040] In the specific contents of the above-mentioned specific implementation methods, the various technical features can be combined in any non-contradictory manner. In order to make the description concise, not all possible combinations of the above-mentioned technical features are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0041] The specific contents of the above specific implementations only express several implementations of the utility model, and the descriptions are relatively specific and detailed, but they cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A U-shaped arm structure of a stage moving head light, characterized in that: The invention comprises a U-shaped frame (1), a decorative cover (2), a plurality of fasteners and a plurality of plugs (3); the U-shaped frame (1) is in a U-shaped structure; the decorative cover (2) has a cover cavity matched with the U-shaped frame (1); the decorative cover (2) is connected to the U-shaped frame (1) via a plurality of fasteners; the U-shaped frame (1) and the decorative cover (2) are respectively provided with a first through hole (101) and a second through hole (201) for the fasteners to pass through; the decorative cover (2) is also provided with a third through hole (202) connected with the second through hole (201); the third through hole (202) is matched with the plug (3); the plug (3) is embedded in the third through hole (202) to cover the head of the fastener; and the outer end surface of the plug (3) is flush with the outer surface of the decorative cover (2).

2. The U-shaped arm structure of the stage moving head light according to claim 1, characterized in that: The plug (3) is made of silica gel.

3. The U-shaped arm structure of the stage moving head light according to claim 1, characterized in that: It also comprises a support frame (4), on which the U-shaped frame (1) is rotatably mounted.

4. The U-shaped arm structure of the stage moving head light according to claim 3, characterized in that: The invention also comprises a first driving mechanism for driving the U-shaped frame (1) to rotate horizontally relative to the support frame (4), wherein the first driving mechanism comprises a horizontal stepping motor (5), a horizontal driving gear (6), a horizontal large gear (7) and a horizontal synchronous belt (8); the closed end of the U-shaped frame (1) is rotatably mounted on the support frame (4) via a horizontal main shaft, the open end of the U-shaped frame (1) faces upward, the axis of the horizontal main shaft is vertically arranged, the upper end of the horizontal main shaft extends into the U-shaped frame (1), the horizontal large gear (7) is mounted on the upper end of the horizontal main shaft, the horizontal driving gear (6) is mounted on the output shaft of the horizontal stepping motor (5), and the horizontal driving gear (6) and the horizontal large gear (7) are connected via the horizontal synchronous belt (8).

5. The U-shaped arm structure of the stage moving head light according to claim 4, characterized in that: The horizontal stepping motor (5) is equipped with a magnetic encoder (10).

6. The U-shaped arm structure of the stage moving head light according to claim 4, characterized in that: The U-shaped frame (1) is provided with a first pressing wheel (12), and the outer side of the first pressing wheel (12) contacts the inner side of the horizontal synchronous belt (8).

7. The U-shaped arm structure of the stage moving head light according to claim 1, characterized in that: Vertical main shafts (13) are symmetrically mounted on both sides of the U-shaped frame (1), the axis of the vertical main shaft (13) is arranged horizontally, the vertical main shaft (13) is rotatably mounted on the U-shaped frame (1) via double-row bearings (14), and a second driving mechanism for driving the vertical main shaft (13) to rotate is arranged inside the U-shaped frame (1).

8. The U-shaped arm structure of the stage moving head light according to claim 7, characterized in that: The second driving mechanism comprises a vertical stepping motor (15), a vertical driving gear (16), a vertical large gear (17) and a vertical synchronous belt (18), wherein the vertical large gear (17) is mounted on the end of the vertical main shaft (13), the vertical driving gear (16) is mounted on the output shaft of the vertical stepping motor (15), and the vertical driving gear (16) and the vertical large gear (17) are connected via the vertical synchronous belt (18).

9. The U-shaped arm structure of the stage moving head light according to claim 8, characterized in that: It also includes a second pressure wheel (19), the outer side of the second pressure wheel (19) contacts the inner side of the vertical synchronous belt (18).

10. The U-shaped arm structure of the stage moving head light according to claim 1, characterized in that: A radiator (20) is arranged inside the U-shaped frame (1).

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