Multifunctional moving head cutting lamp

Abstract

The utility model discloses a multifunctional oscillating cutting lamp, which belongs to the technical field of stage lighting and comprises a base for supporting, the top of the base is rotatably connected with a connecting rod, the end of the connecting rod is welded with a support frame, the inside of the support frame is rotatably connected with an oscillating connecting shaft, and the end of the oscillating connecting shaft is provided with a shell. An arc-shaped air inlet used for air circulation is formed in the surface of the shell, a circular frame is welded to the interior of the shell, a rotating frame is rotationally connected to a groove of the circular frame, and a plurality of heat dissipation fins used for heat dissipation are installed on the periphery of the rotating frame. Air circulation is smoother, hot air accumulation is not prone to forming, and the heat dissipation effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to stage lighting technical field, especially a kind of multifunctional head cutting lamp. BACKGROUND

[0002] Cutting lamp receives signal from light control console or other control equipment by DMX512, RDM and other control protocols, to accurately control the movement and state of cutting disc, color disc, pattern disc, prism and other components, to realize the transformation and adjustment of light spot shape, color, pattern, effect and the like, multifunctional head cutting lamp usually has higher power, and its light source system, electronic components and the like generate a large amount of heat when working, and the existing multifunctional head cutting lamp is mostly traditional flat plate type heat sink, but the heat dissipation area of traditional flat plate type heat sink fin is limited, and air circulation is not smooth, which easily forms hot air accumulation, affecting the heat dissipation effect.

[0003] After searching, Chinese patent document (authorized announcement number CN216667377U), the utility model discloses a LED multifunctional head lamp, including base, lamp body support and lamp body, the middle portion of the top of four buffer pad blocks is slidably connected with the four corners of the bottom end of base through round slide block and round slide groove, the LED multifunctional head lamp can effectively eliminate the vibration of the head lamp transmitted from the outside by the buffer pad block, shock-absorbing spring and buffer spring arranged at the bottom end of base, to prevent the LED multifunctional head lamp from being affected by vibration, and thus the use performance of the LED multifunctional head lamp can be effectively improved, the device can meet the basic use demand, but the heat dissipation area is limited, air circulation is not smooth, which easily forms hot air accumulation, affecting the heat dissipation effect. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a multifunctional head cutting lamp to solve the problems raised in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a multifunctional head cutting lamp, comprising a base for support, a connecting rod is rotatably connected to the top of the base, a support frame is welded to the end of the connecting rod, a head connecting shaft is rotatably connected in the inside of the support frame.

[0006] The end of the head connecting shaft is provided with a shell, an arc-shaped air inlet for air circulation is arranged on the surface of the shell, a circular frame is welded in the inside of the shell, a rotating frame is rotatably connected in the groove of the circular frame, and a plurality of heat dissipation fins for heat dissipation are installed on the outer periphery of the rotating frame.

[0007] Preferably, a ventilation opening for air flow is arranged at the end of the shell, and a fan for promoting heat dissipation is installed in the inside of the ventilation opening.

[0008] Preferably, the surface of the support frame is provided with turbulence holes, and an inclined flow guide plate is arranged in the turbulence holes.

[0009] Preferably, the inside of the base is provided with a placing groove for protection, and a fixing plate for support is welded to the vertical inner wall of the placing groove.

[0010] Preferably, a motor for providing rotating force is arranged on the top of the fixing plate, and a driving gear is arranged on the output shaft of the motor through a shaft coupling.

[0011] Preferably, a driven gear is engaged with the outer periphery of the driving gear, and protection plates for limiting the position of the driven gear are arranged on the two sides of the driven gear, and a support plate for support is arranged on the bottom of the protection plate, and one end of the support plate is welded to the vertical inner wall of the placing groove.

[0012] Preferably, the end of the connecting rod away from the support frame is connected to the top of the driven gear, and a cutting lamp head is arranged in the inside of the shell.

[0013] Compared with the prior art, the technical effects and advantages of the utility model are as follows:

[0014] The multifunctional swing cutting lamp benefits from the structure of the heat dissipation fins, air enters the shell through the air vents, the heat generated by the cutting lamp head contacts the heat dissipation fins, and the external air exchanges heat with the heat dissipation fins. Due to the air entering, the heat dissipation fins drive the rotating frame to rotate, increasing the contact between the heat and the heat dissipation fins, improving the heat dissipation efficiency, and the hot air is discharged through the arc-shaped air inlet. The positive and negative rotation of the fan can change the air inlet and outlet. Compared with the traditional multifunctional swing cutting lamp, the fin heat dissipation area is limited, and the structure can increase the fin heat dissipation area. The air circulation is more smooth, and it is not easy to form hot air accumulation, improving the heat dissipation effect.

[0015] The multifunctional swing cutting lamp benefits from the structure of the driving gear and the driven gear. The motor drives the driving gear and the driven gear to rotate, the driven gear drives the connecting rod and the support frame to rotate, the support frame drives the shell to rotate through the swing connecting shaft, and the swing requirement is completed. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the specific embodiments of the utility model or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description. Obviously, the drawings in the following description are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating creative labor.

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a sectional view of the utility model;

[0019] Figure 3 It is a schematic diagram of internal structure of the utility model;

[0020] Figure 4 It is the utility model Figure 3 The enlarged view of A in the middle;

[0021] Figure 5 It is the utility model Figure 3 The enlarged view of B in the middle.

[0022] Explanation of reference signs:

[0023] In the drawing: 1, base; 101, placing groove; 102, fixed plate; 103, motor; 104, driving gear; 105, driven gear; 106, protection plate; 107, support plate; 108, connecting rod; 2, support frame; 201, spoiler hole; 202, head shaking connecting shaft; 203, shell; 204, arc-shaped air inlet; 205, circular frame; 206, rotating frame; 207, heat dissipation fin; 208, air vent; 209, fan; 3, cutting lamp head. Specific implementation

[0024] In the following description, a large number of specific details are given in order to provide a more thorough understanding of the utility model. However, it is obvious to those skilled in the art that the utility model can be implemented without one or more of these details. In other examples, in order to avoid obscuring the utility model, some technical features known in the art are not described.

[0025] The connection mode can adopt existing modes such as bonding, welding, bolt connection, etc., and the actual needs are accurate.

[0026] As Figures 1 to 5 shown, a multifunctional head shaking cutting lamp, including the base 1 for supporting, the top of base 1 is rotatably connected with connecting rod 108, the end of connecting rod 108 is welded with support frame 2, the inside of support frame 2 is rotatably connected with head shaking connecting shaft 202;

[0027] The end of the swing joint shaft 202 is provided with a shell 203, the surface of the shell 203 is provided with an arc-shaped air inlet 204 for air flow, the inside of the shell 203 is welded with a circular frame 205, the recess of the circular frame 205 is rotationally connected with a rotating frame 206, the outer periphery of the rotating frame 206 is provided with a plurality of heat dissipation fins 207 for heat dissipation, the rotating heat dissipation fins 207 can continuously exchange heat with the surrounding air during rotation, compared with the fixed flat plate heat dissipation fins 207, the heat dissipation area is not limited to the surface area when it is static, and the rotating process will "sweep" a larger space and contact more air molecules, thereby greatly increasing the heat dissipation area.

[0028] The rotating movement accelerates the air flow rate on the surface of the heat dissipation fin 207, according to the principle of heat transfer, the increase of the air flow rate helps to accelerate the speed of heat transfer from the fin surface to the surrounding air, strengthens the convection heat dissipation process, and can more efficiently dissipate the heat generated inside the lamp to reduce the temperature inside the lamp, the rotation of the rotating heat dissipation fin 207 can drive the surrounding air flow, forming a fan-like effect, actively promoting the circulation of air between the lamp and the surrounding environment. Unlike the flat plate heat dissipation fin 207 relying on natural convection heat dissipation, the rotating heat dissipation fin 207 can more effectively break the air boundary layer and avoid the formation of a static hot air layer on the surface of the heat dissipation fin 207, thereby improving the uniformity of air flow and making the heat dissipation more balanced. The heat dissipation fin 207 is made of high-thermal-conductivity metal material.

[0029] The end of the shell 203 is provided with an air vent 208 for air flow, the inside of the air vent 208 is provided with a fan 209 for promoting heat dissipation, when the fan 209 is turned on, air enters the shell 203 through the air vent 208, the heat generated by the cutting lamp head 3 contacts the heat dissipation fin 207, and the external air exchanges heat with the heat dissipation fin 207. Due to the entry of air, the rotating frame 206 is driven to rotate by the heat dissipation fin 207, increasing the contact of heat with the heat dissipation fin 207 and improving the heat dissipation efficiency, and the hot air is discharged through the arc-shaped air inlet 204. The positive and negative rotation of the fan 209 can change the air inlet and outlet.

[0030] The surface of the support frame 2 is provided with a turbulence hole 201, and the inside of the turbulence hole 201 is provided with an inclined flow guide plate.

[0031] The inside of the base 1 is provided with a placing groove 101 for protection, the vertical inner wall of the placing groove 101 is welded with a fixing plate 102 for support, the top of the fixing plate 102 is installed with a motor 103 for providing rotating force, the output shaft of the motor 103 is installed with a driving gear 104 through a shaft coupling, the outer periphery of the driving gear 104 is connected with a driven gear 105 in meshing, the two sides of the driven gear 105 are both installed with a protection plate 106 for limiting the position of the driven gear 105, the bottom of the protection plate 106 is installed with a support plate 107 for support, one end of the support plate 107 is welded to the vertical inner wall of the placing groove 101, the end of the connecting rod 108 away from the support frame 2 is connected to the top of the driven gear 105, the inside of the shell 203 is installed with a cutting lamp head 3, the base 1 is placed at the required position, the motor 103 is started, the motor 103 drives the driving gear 104 and the driven gear 105 to rotate, the driven gear 105 drives the connecting rod 108 and the support frame 2 to rotate, the support frame 2 drives the shell 203 to rotate through the swing connecting shaft 202, and the swing is completed.

[0032] Working principle

[0033] The multifunctional swing cutting lamp, in use, first of all, the base 1 is placed at the required position, the motor 103 is started, the motor 103 drives the driving gear 104 and the driven gear 105 to rotate, the driven gear 105 drives the connecting rod 108 and the support frame 2 to rotate, the support frame 2 drives the shell 203 to rotate through the swing connecting shaft 202, and the swing is completed, the fan 209 is started, air enters the shell 203 through the air vent 208, the heat generated by the cutting lamp head 3 contacts the heat dissipation fin 207, the external air exchanges heat with the heat dissipation fin 207, because of the air entering, the heat dissipation fin 207 drives the rotating frame 206 to rotate, the contact of the heat and the heat dissipation fin 207 is increased, the heat dissipation efficiency is improved, the hot air is discharged through the arc-shaped air inlet 204, the forward and reverse rotation of the fan 209 can change the air inlet and outlet.

[0034] It should be noted that, in the present text, relational terms such as one and two and the like are used only to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying any such actual relationship or order between these entities or operations.

[0035] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A multi-functional moving head cutting lamp comprising a base (1) for support, characterized in that: The top of the base (1) is rotatably connected with a connecting rod (108), the end of the connecting rod (108) is welded with a support frame (2), the inside of the support frame (2) is rotatably connected with a swing connecting shaft (202); The end of the swing connecting shaft (202) is mounted with a shell (203), the surface of the shell (203) is provided with an arc-shaped air inlet (204) for air circulation, the inside of the shell (203) is welded with a circular frame (205), the recess of the circular frame (205) is rotatably connected with a rotating frame (206), the outer periphery of the rotating frame (206) is mounted with a plurality of heat dissipation fins (207) for heat dissipation.

2. The multi-functional moving head cutting lamp according to claim 1, characterized in that: The end of the shell (203) is provided with a ventilation hole (208) for air flow, the inside of the ventilation hole (208) is mounted with a fan (209) for promoting heat dissipation.

3. The multi-functional moving head cutting lamp according to claim 1, characterized in that: The surface of the support frame (2) is provided with a turbulence hole (201), the inside of the turbulence hole (201) is mounted with an inclined flow guide plate.

4. The multi-functional moving head cutting lamp according to claim 1, characterized in that: The inside of the base (1) is provided with a placing groove (101) for protection, the vertical inner wall of the placing groove (101) is welded with a fixing plate (102) for support.

5. A multi-functional moving head cutting lamp according to claim 4, characterized in that: The top of the fixing plate (102) is mounted with a motor (103) for providing rotating force, the output shaft of the motor (103) is mounted with a driving gear (104) through a shaft coupling.

6. A multi-functional moving head cutting lamp according to claim 5, characterized in that: The outer periphery of the driving gear (104) is engaged with a driven gear (105), the two sides of the driven gear (105) are mounted with a protection plate (106) for limiting the position of the driven gear (105), the bottom of the protection plate (106) is mounted with a support plate (107) for support, one end of the support plate (107) is welded to the vertical inner wall of the placing groove (101).

7. A multi-functional moving head cutting lamp according to claim 6, characterized in that: The end of the connecting rod (108) away from the support frame (2) is connected with the top of the driven gear (105), the inside of the shell (203) is mounted with a cutting lamp holder (3).

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