CN220870806U

CN220870806U - Stage lamp with external heat dissipation function

Info

Publication number: CN220870806U
Application number: CN202322674160.1U
Authority: CN
Inventors: 蒋伟楷; 请求不公布姓名
Original assignee: Guangzhou Haoyang Electronic Co Ltd
Current assignee: Guangzhou Haoyang Electronic Co Ltd
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-04-30
Anticipated expiration: 2033-09-28

Abstract

The utility model discloses a stage lamp with an external heat dissipation function, which comprises a lamp holder for projecting light, an arm for supporting the lamp holder to rotate around a transverse axis and a case for supporting the arm to rotate around a longitudinal axis, wherein the arm comprises a longitudinal arm pivoted with the lamp holder and a transverse arm pivoted with the case, a flow guide pipe communicated with the interior of the lamp holder and a heat dissipation fan for dissipating heat of the flow guide pipe are arranged in the transverse arm, an air inlet and an air outlet are respectively arranged on a shell of the transverse arm corresponding to the heat dissipation fan, one of the air inlet and the air outlet faces the lamp holder, and the other one faces the case. The heat medium in the lamp holder is led out by the flow guide pipe, the heat dissipation is carried out in the transverse arm by the heat dissipation fan, and the heat dissipation efficiency of the lamp holder and the case is improved by the flow of the heat dissipation of the flow guide pipe when the flow enters and exits the heat dissipation fan.

Description

Stage lamp with external heat dissipation function

Technical Field

The utility model relates to the technical field of stage lamps, in particular to a stage lamp with an external heat dissipation function.

Background

In recent years, with the development of economic culture, cultural artistic performances, especially important performances such as spring, late, olympic games, peak meeting, G20 peak meeting, sub-games and the like, are greatly developed at home and abroad, and stage lamps of the large performances are gradually changed from indoor to outdoor to achieve the beauty of light color pursued by people, so that the waterproof performance is continuously improved, and the overall heat dissipation of the stage lamps is greatly influenced. In order to achieve the waterproof effect, the shell of the lamp holder of the stage lamp and the shell of the case are generally set to be of sealing structures, the shell of the stage lamp is made of aluminum alloy, magnesium alloy or die casting, natural convection and radiation heat dissipation with ambient air can be better achieved, but the heat dissipation of the sealing structures is quite slow, heat of the lamp holder and the case cannot be rapidly dissipated, and external air cannot circulate with air inside the lamp holder, so that heat generated by relevant electronic elements inside the lamp holder or inside the case is gathered, and cannot be rapidly cooled, so that the electronic elements burn out due to overtemperature, and the reliability and service life of the waterproof stage lamp are seriously affected.

Disclosure of utility model

The utility model provides a stage lamp with an external heat dissipation function, which can accelerate the heat dissipation of a lamp holder and a case from the outside.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a stage lamp with outside heat dissipation function, includes the lamp holder that is used for projecting light, is used for supporting the lamp holder is rotatory arm around horizontal axis and is used for supporting the arm is rotatory quick-witted case around the longitudinal axis, the arm include with the longitudinal arm of lamp holder pin joint and with the horizontal arm of machine case pin joint, be provided with in the horizontal arm with the honeycomb duct of the inside intercommunication of lamp holder and right the radiator fan that the honeycomb duct carries out the heat dissipation, just the shell of horizontal arm corresponds radiator fan is provided with air intake and air outlet respectively, the air intake with one of them orientation of air outlet the lamp holder, another orientation machine case.

Stage lamp with outside heat dissipation function passes through the honeycomb duct is led out the heat medium in the lamp holder, and is in utilize in the horizontal arm radiator fan dispels the heat, simultaneously the shell of horizontal arm corresponds radiator fan is provided with air intake and air outlet respectively, the air intake with one of them air outlet is towards the lamp holder, another orientation the quick-witted case, right like this the radiating air current of honeycomb duct, business turn over radiator fan is in the time, can be along with the way to the lamp holder the machine case heat dissipation improves the radiating efficiency of lamp holder the machine case.

Further, the air inlet or the air outlet is directed towards the burner, in particular towards the transverse axis. Therefore, no matter what angle the lamp holder rotates, the air flow flowing through the cooling fan can cool the lamp holder.

Further, a heat radiation fin is further arranged in the transverse arm, the flow guide pipe penetrates through the heat radiation fin, and the heat radiation fan radiates heat to the heat radiation fin and the flow guide pipe. The heat dissipation fins can absorb the heat of the flow guide pipe, enlarge the heat dissipation area and facilitate faster heat dissipation.

Further, the air inlet is close to the chassis, and the air outlet is close to the lamp cap. The airflow entering the cooling fan firstly flows through the chassis to cool the chassis, then the flow guiding pipe is cooled, and then the lamp holder is cooled.

Further, a sealing cavity for accommodating the effect component and the lens component is formed in the lamp cap, and the flow guide pipe is communicated with the sealing cavity. And the guide pipe guides out the heat medium in the sealing cavity filled with the effect component and the lens component, and radiates heat on the transverse arm.

Further, an accommodating cavity for accommodating the light source is formed in the lamp cap, and the flow guide pipe is communicated with the accommodating cavity. The honeycomb duct guides out the heat medium in the accommodating cavity provided with the light source, and radiates heat on the transverse arm.

Further, the lateral arms are provided with the cooling fans on two sides of the longitudinal axis, and the air inlet and the air outlet are provided corresponding to each cooling fan. The heat dissipation speed is increased as much as possible.

Further, guide ribs are arranged on the outer side wall of the lamp holder and/or the chassis. The guide ribs can guide the air flow to flow through more places on the lamp cap and/or the outer side wall of the case so as to better transfer heat with the inside of the case.

Further, the air inlet and/or the air outlet are/is hollow-out net. Breathable and prevents debris from entering the transverse arms.

Further, the outer shell of the longitudinal arm forms a diversion channel, and the diversion channel is communicated with the inside of the lamp cap and the diversion pipe. And a pipeline is not required to be additionally arranged to conduct the medium in the lamp cap with the diversion pipe.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a stage lamp with external heat dissipation function according to the present utility model.

Fig. 2 is a schematic view of an exploded structure of an arm according to the present utility model.

Fig. 3 is a schematic diagram of the flow of gas inside a stage lamp according to a first embodiment of the present utility model.

Fig. 4 is a schematic diagram of the flow of gas inside a stage lamp according to a second embodiment of the utility model.

In the figure:

100. A lamp base; 110. sealing the cavity; 120. a receiving chamber; 121. a light source;

200. An arm;

210. a transverse arm; 211. a flow guiding pipe; 212. a heat radiation fan; 213. a heat radiation fin;

220. A longitudinal arm; 230. a diversion channel; 240. a housing; 241. an air inlet; 242. an air outlet; 250. an adapter;

300. A chassis; 310. guide ribs;

410. A transverse axis; 420. a longitudinal axis.

Description of the embodiments

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

Referring to fig. 1 to 2, the present utility model provides a stage lamp with an external heat dissipation function, including a lamp holder 100 for projecting light, an arm 200 for supporting the lamp holder 100 to rotate around a transverse axis 410, and a chassis 300 for supporting the arm 200 to rotate around a longitudinal axis (420), wherein the arm 200 includes a longitudinal arm 220 pivotally connected to the lamp holder 100 and a transverse arm 210 pivotally connected to the chassis 300, a flow guiding tube 211 communicating with the interior of the lamp holder 100 and a heat dissipation fan 212 for dissipating heat from the flow guiding tube 211 are disposed in the transverse arm 210, and an air inlet 241 and an air outlet 242 are disposed in a housing 240 of the transverse arm 210 corresponding to the heat dissipation fan 212, one of the air inlet 241 and the air outlet 242 faces the lamp holder 100, and the other one faces the chassis 300.

The stage lamp with the external heat dissipation function leads out the heat medium in the lamp holder 100 through the guide tube 211, and dissipates heat by using the heat dissipation fan 212 in the transverse arm 210, meanwhile, an air inlet 241 and an air outlet 242 are respectively arranged on the outer shell 240 of the transverse arm 210 corresponding to the heat dissipation fan 212, one of the air inlet 241 and the air outlet 242 faces the lamp holder 100, and the other faces the case 300, so that the heat dissipation medium of the guide tube 211 dissipates heat to the lamp holder 100 and the case 300 along when entering and exiting the heat dissipation fan 212, and the heat dissipation efficiency of the lamp holder 100 and the case 300 is improved.

Preferably, the transverse axis 410 is substantially perpendicular to the longitudinal axis (420). In other embodiments, the transverse axis 410 may be at other angles to the longitudinal axis (420).

In this embodiment, both sides of the lamp cap 100 are pivoted to the arm 200, and the medium flows out from one pivot of the lamp cap 100 and flows in from the other pivot. In other embodiments, the lamp cap 100 may be pivotally connected to the arm 200 on only one side, and the medium flows into and out of the lamp cap 100 through the pivot axis.

In this embodiment, the medium is a gas, such as air; in other embodiments, the medium may also be a liquid.

In this embodiment, the number of the guiding pipes 211 is plural.

In this embodiment, the apparatus further comprises a power mechanism for promoting the medium to flow between the burner 100 and the guide tube 211, and when the medium is a gas, the power mechanism is a flow promoting fan.

In a preferred embodiment of the utility model, the air inlet 241 or the air outlet 242 is directed towards the burner 100, in particular towards the transverse axis 410. Since the position of the lateral axis 410 is constant during the rotation of the burner 100, the air flowing through the cooling fan 212 can cool the burner 100 regardless of the angle to which the burner 100 is rotated.

In other embodiments, when the air inlet 241 or the air outlet 242 faces the lamp cap 100, the direction of the air inlet 241 or the air outlet 242 may be set according to a conventional inclination angle of the lamp cap 100 relative to the arm 200, so that the air inlet or the air outlet faces a portion of the lamp cap 100 where the temperature is higher, for example, near the light source 121.

In a preferred embodiment of the present utility model, a heat dissipating fin 213 is further disposed in the transverse arm 210, the guiding tube 211 penetrates the heat dissipating fin 213, and the heat dissipating fan 212 dissipates heat from the heat dissipating fin 213 and the guiding tube 211. The heat dissipation fins 213 can absorb the heat of the guiding tube 211 and expand the heat dissipation area, so as to facilitate faster heat dissipation.

In a preferred embodiment of the present utility model, the air inlet 241 is near the chassis 300, and the air outlet 242 is near the lamp cap 100. That is, the air flow entering the cooling fan 212 flows through the chassis 300, so that the air flow velocity near the chassis 300 can be accelerated, the heat exchange between the chassis 300 and the air is enhanced, then the heat is dissipated from the guide tube 211 and the high-temperature air flowing out of the lamp holder 100, the temperature is reduced to a certain temperature, the cooled air flows back into the lamp holder 100, the air flow dissipating the heat from the guide tube 211 is blown to the lamp holder 100, the temperature is raised but lower than the surface temperature of the lamp holder 100, and the flow velocity is fast, so that the flow velocity of the air around the lamp holder 100 is greatly enhanced, the heat exchange between the lamp holder 100 and the outside is enhanced, the temperature of the lamp holder 100 can be effectively reduced, the service life of electronic components in the stage lamp is ensured, and the reliability and stability of the stage lamp are enhanced. When the air outlet 242 is close to the chassis 300 and the air inlet 241 is close to the lamp cap 100, the principle is the same, and the heat dissipation can be performed on the lamp cap 100 and the chassis 300.

As shown in fig. 3, in the preferred embodiment of the present utility model, a sealed cavity 110 for accommodating an effect assembly and a lens assembly is formed in the lamp cap 100, and the guide tube 211 communicates with the sealed cavity 110. The flow guide 211 guides the heat medium in the sealed chamber 110, which houses the effect element and the lens element, and radiates heat in the lateral arm 210. The effect assembly may be a CMY assembly, a cutter assembly, a pattern disc assembly, a color chip disc assembly, or a strobe assembly, and the lens assembly may be a focus assembly, a magnification assembly, a prism assembly, or an atomizer plate assembly.

In this case, the medium is preferably a gas.

As shown in fig. 4, in a preferred embodiment of the present utility model, a receiving chamber 120 for receiving a light source 121 is provided in the lamp cap 100, and the guide tube 211 communicates with the receiving chamber 120. The guide tube 211 guides the heat medium in the accommodation chamber 120 in which the light source 121 is installed, and radiates heat in the lateral arm 210.

In this case, the medium is preferably a gas.

The accommodating chamber 120 is generally required for a bubble lamp as the light source 121, and the accommodating chamber 120 may not be completely sealed.

In a preferred embodiment of the present utility model, as shown in fig. 2, the lateral arms 210 are provided with the cooling fans 212 on both sides of the longitudinal axis (420), and the air inlet 241 and the air outlet 242 are provided corresponding to each cooling fan 212. The heat dissipation speed is increased as much as possible.

In a preferred embodiment of the present utility model, as shown in fig. 1, guide ribs are provided on the outer side wall of the lamp cap 100 and/or the chassis 300. The ribs may direct the airflow to flow through more locations on the outer side walls of the lamp head 100 and/or the chassis 300 for better heat transfer with the interior thereof.

Preferably, the guide ribs on the lamp cap 100 are disposed along the length direction of the lamp cap 100, and the guide ribs on the chassis 300 are disposed along the width direction of the chassis 300. The guide ribs protrude from the outer side wall of the lamp cap 100 and/or the chassis 300.

In a preferred embodiment of the present utility model, the air inlet 241 and/or the air outlet 242 are/is hollow net. Air-permeable and prevents debris from entering the transverse arms 210.

As shown in fig. 2 to 4, in the preferred embodiment of the present utility model, the outer case 240 of the longitudinal arm 220 forms a guide channel 230, and the guide channel 230 communicates the inside of the burner 100 with the guide tube 211. No additional pipe is needed to be provided to conduct the medium in the lamp cap 100 to the guiding pipe 211.

In this embodiment, the diversion channel 230 and the diversion pipe 211 are connected by an adapter 250.

In this embodiment, the plurality of guide pipes 211 are integrated by the adapter 250 and then communicate with the guide channel 230.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. Stage lamp with outside heat dissipation function, characterized by, including be used for projecting lamp holder (100), be used for supporting lamp holder (100) is rotatory arm (200) around transverse axis (410) and be used for supporting arm (200) is rotatory quick-witted case (300) around longitudinal axis (420), arm (200) include with vertical arm (220) of lamp holder (100) pin joint and with transverse arm (210) of quick-witted case (300) pin joint, be provided with in transverse arm (210) with honeycomb duct (211) of lamp holder (100) inside intercommunication and to radiator fan (212) that dispel the heat to honeycomb duct (211), just shell (240) of transverse arm (210) are provided with air intake (241) and air outlet (242) respectively corresponding radiator fan (212), one of them orientation of air intake (241) with air outlet (242) lamp holder (100), another orientation machine case (300).

2. Stage lamp with external heat dissipation according to claim 1, characterized in that the air inlet (241) or the air outlet (242) is directed towards the lamp head (100), in particular towards the transverse axis (410).

3. Stage lamp with external heat dissipation function according to claim 1, characterized in that heat dissipation fins (213) are further arranged in the transverse arms (210), the flow guiding tube (211) penetrates the heat dissipation fins (213), and the heat dissipation fans (212) dissipate heat of the heat dissipation fins (213) and the flow guiding tube (211).

4. Stage lamp with external heat dissipation according to claim 1, characterized in that the air inlet (241) is close to the cabinet (300) and the air outlet (242) is close to the lamp head (100).

5. Stage lamp with external heat dissipation according to claim 1, characterized in that a sealed cavity (110) accommodating the effect assembly and the lens assembly is formed in the lamp cap (100), the flow guiding tube (211) being in communication with the sealed cavity (110).

6. Stage lamp with external heat dissipation according to claim 1, characterized in that the lamp cap (100) is provided with a receiving cavity (120) for receiving a light source (121), the flow guide tube (211) being in communication with the receiving cavity (120).

7. Stage lamp with external heat dissipation function according to claim 1, characterized in that the transversal arms (210) are provided with the heat dissipation fans (212) on both sides of the longitudinal axis (420), and that the air inlet (241) and the air outlet (242) are provided for each heat dissipation fan (212).

8. Stage lamp with external heat dissipation according to claim 1, characterized in that the lamp head (100) and/or the outer side wall of the cabinet (300) are provided with guide ribs.

9. Stage lamp with external heat dissipation according to claim 1, characterized in that the air inlet (241) and/or the air outlet (242) are/is a hollowed-out net.

10. Stage lamp with external heat dissipation function according to claim 1, characterized in that the housing (240) of the longitudinal arm (220) forms a flow guide channel (230), which flow guide channel (230) communicates the interior of the lamp cap (100) with the flow guide tube (211).