CN214147810U - Double-blower heat dissipation structure of stage moving head lamp - Google Patents

Abstract

The utility model relates to a stage lighting field, more specifically say, it relates to a two blower heat radiation structure of stage lamp of shaking head, enclose into the lamp body shell of cavity including the inner wall, set up in the lower aerofoil of lamp body shell lower extreme, lower aerofoil upper portion is provided with the loading board that is used for bearing light source device, first baffle and second baffle are connected perpendicularly at the loading board both ends, first baffle and second baffle upper portion are provided with the partition baffle, the loading board, first baffle, second baffle and partition baffle constitute square passage, light source device sets up in square passage, light source device includes lamp cup and wick, the lamp cup comprises lamp body base and the lampshade body, the wick sets up in the lampshade body cavity, the side of first baffle sets up first air-blower, the side of second baffle sets up the second air-blower. The utility model discloses an aim at lies in through the position at reasonable two air-blowers that set up, realizes energy-concerving and environment-protective, the two fan heat radiation structure of stage lamp of shaking the head of accurate control head lamp holder inside temperature.

Description

Double-blower heat dissipation structure of stage moving head lamp

Technical Field

The utility model relates to a stage lighting field, more specifically says, it relates to a stage moving head lamp double drum fan heat radiation structure.

Background

In the use of the stage moving head lamp, the light source arranged at the lower part of the lamp body is a part which generates the most heat in the stage lamp, in particular to a high-power stage moving head lamp, because the lamp core in the lamp cup cover with high temperature can generate a large amount of heat, and the temperature difference between the upper end and the lower end of the lamp core needs to be reasonably controlled, if the temperature cannot be sufficiently dissipated in time, the temperatures of the top end and the bottom end of the bulb can be raised to be very high, so that the light effect is influenced, the service life and the reliability of components such as the bulb, a circuit and an insulating material are seriously reduced, and the light source needs to be cooled or cooled. Wherein for a single-ended discharge lamp bulb light source, since the top end thereof comprises an electrical conductor connected to the electrode, said electrical conductor is susceptible to oxidation and corrosion at high temperatures on the one hand, and on the other hand, peel stresses occur due to the difference in thermal expansion coefficient between said electrical conductor and the encapsulating material. Therefore, the temperature at the top of the single-ended discharge lamp should not be too high.

There have been various light source heat abstractor in the prior art, its weak point lies in:

firstly, the currently published technology of the stage lighting heat dissipation mechanism generally has the defects that the temperature inside a lamp holder is too high, the temperature difference between the upper part and the lower part of a lamp wick is too large, so that a rubber shell and internal electronic components work in a continuous high-temperature environment, and the service lives of a light source and other electronic components are seriously influenced;

secondly, the light source is isolated from the upper part of the moving head lamp, the left side and the right side of the moving head lamp are provided with air inlets, the base is provided with air outlets, the double air inlets correspond to one air outlet, when the air flow speed is too fast, the air flow cannot be effectively discharged, and the shadow cooling efficiency is improved;

and thirdly, a plurality of exhaust systems are arranged, and cooling air flow is circularly exhausted in the whole interior of the moving head lamp, so that the production cost of the moving head lamp is increased, the temperature of electronic elements except a light source is influenced, and the service life of the moving head lamp is prolonged.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model aims to provide a stage lamp double-blower heat radiation structure of shaking the head, through the position at reasonable two air-blowers that set up, realize energy-concerving and environment-protective, the inside temperature of accurate control lamp holder of shaking the head.

The above technical purpose of the present invention can be achieved by the following technical solutions: a double-blower heat dissipation structure of a stage moving head lamp comprises a lamp body shell with a cavity enclosed by the inner wall, and a lower air exhaust plate arranged at the lower end of the lamp body shell, wherein a bearing plate for bearing a light source device is arranged at the upper part of the lower air exhaust plate, a left baffle and a right baffle are vertically connected with the two ends of the bearing plate, a separating baffle is erected at the upper parts of a first baffle and a second baffle, the bearing plate, the first baffle, the second baffle and the separating baffle form a square channel, the light source device is arranged in the square channel, the light source device comprises a lamp cup and a lamp wick, the lamp cup comprises a lamp body base and a lamp cover body fixed on the lamp body base, the lamp wick is arranged in the cavity of the lamp cover body, a first blower is arranged at the side edge of the first baffle, which is far away from the light source device, and a second blower is arranged at the side edge of the second baffle, which is far away from the light source device, the first air blower is used for conveying air flow into the lampshade body cavity, and the second air blower is used for sucking out the air flow in the lampshade body cavity.

Preferably, a fan is arranged at one end of the square channel, a fan is arranged at the other end of the square channel, the fan is fixed on the inner side of the lamp body shell, an air inlet is correspondingly formed in the lamp body shell, the fan is fixed on the inner side of the lamp body shell, and an air outlet is correspondingly formed in the lamp body shell.

Preferably, the upper part of the light source device is provided with a wind nest for blocking light and ventilating, and the wind nest is of a metal plate component structure.

Preferably, a gyroscope and a thermal protector are arranged on the wind nest, and the gyroscope, the thermal protector, the first air blower and the second air blower are all electrically connected with the central controller.

Preferably, the bearing plate and the lower air discharging plate are hermetically connected with four vertical plates to form a closed space, and the closed space is used for discharging airflow guided out from the air outlet of the second air blower through the lower air discharging plate.

Preferably, the second blower outlet is disposed at a connection position of the bearing plate and the second baffle.

Preferably, the lower air exhaust plate is provided with a plurality of lower air exhaust openings in a hollow manner, and the lower air exhaust openings are in a round-corner rectangular shape.

The utility model discloses the principle: the air outlet of the first air blower is over against the lamp wick to convey airflow into the lamp cup, and the second air blower sucks out hot airflow in the cavity of the lamp shade body, so that the temperature of the internal system of the whole lamp is continuously reduced and maintained at a reasonable balance value.

To sum up, the utility model discloses following beneficial effect has:

firstly, the utility model can reduce the power consumption of the lamp body to the maximum extent through the accurate heat flow gas guiding control, and simultaneously greatly improve the service life of electronic components and realize the purposes of energy saving and environmental protection;

secondly, the utility model receives the signals of the gyroscope and the thermal protector through the central controller, thereby controlling the working states of the first air blower and the second air blower, further ensuring the purposes of energy saving and environmental protection, and effectively reducing the overall noise of the moving head lamp;

thirdly, the utility model discloses be provided with the heat dissipation mode of traditional one side air inlet one side air-out at the perpendicular cooperation of lampshade body cavity air current to the face that flows for reduce the inside and outside temperature of lamp cup, the partition baffle that sets up simultaneously, the effectual confusion that prevents the air current scurries.

And fourthly, the utility model discloses the loading board forms inclosed space with between the lower air discharge plate, prevents on the one hand that the air current from scurrying indiscriminately, and on the other hand fixed air current circuit is favorable to improving the efficiency of airing exhaust.

Fifthly, the air outlet of the second air blower is formed in the joint of the bearing plate and the second baffle, so that the production cost is saved.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a perspective view of the inner chamber structure of the present invention;

FIG. 3 is a front view of the inner chamber structure of the present invention;

fig. 4 is a cross-sectional view taken along line a-a of fig. 3 in accordance with the present invention;

fig. 5 is a cross-sectional view taken along line B-B of fig. 3 in accordance with the present invention;

in the figure: 1. a lamp body housing; 101. an air inlet; 102. an air outlet; 2. a lower exhaust plate; 201. a lower air outlet; 3. a carrier plate; 4. a first baffle plate; 5 a second baffle plate; 6. a separation baffle; 7. a light source device; 701. a lamp body base; 702. a lampshade body; 703. a lamp wick; 8. a first blower; 9. a second blower; 901. a second blower outlet; 10. a fan inlet; 11. a fan outlet; 12. the wind nest.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or extinguish that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or eliminating relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Specifically, referring to fig. 1-5, a double-blower heat dissipation structure for a stage moving head lamp comprises a lamp body housing 1 with a cavity defined by inner walls, a lower exhaust plate 2 disposed at the lower end of the lamp body housing 1, a bearing plate 3 for bearing a light source device 7 disposed at the upper portion of the lower exhaust plate 2, a first baffle 4 and a second baffle 5 vertically connected to the two ends of the bearing plate 3, a separation baffle 6 disposed at the upper portions of the first baffle 4 and the second baffle 5, the bearing plate 3, the first baffle 4, the second baffle 5 and the separation baffle 6 forming a square channel,

the light source device 7 is arranged in the square channel, the light source device 7 comprises a lamp cup and a lamp wick 703, the lamp cup is composed of a lamp body base 701 and a lamp cover body 702 fixed on the lamp body base, the lamp wick 701 is arranged in a cavity of the lamp cover body 702, a first air blower 8 is arranged on the side edge of the first baffle plate 4 far away from the light source device 7, a second air blower 9 is arranged on the side edge of the second baffle plate 5 far away from the light source device 7, the first air blower 8 is used for sending air flow into the cavity of the lamp cover body 702, and the second air blower 9 is used for sucking out the air flow in the cavity of the lamp cover body 702.

Through the scheme, the air outlet of the first air blower 8 is over against the lamp wick 703 to convey airflow into the lamp cup, the second air blower 9 sucks out hot airflow in the cavity of the lamp shade body 702, and the hot airflow is exhausted through the lower exhaust plate 2, so that the temperatures of the lamp shade body 702 and the lamp wick 703 are continuously reduced.

Specifically, an inlet fan 10 is disposed at one end of the square passage, an outlet fan 11 is disposed at the other end of the square passage, the inlet fan 10 is fixed inside the lamp body housing 1, an air inlet 101 is correspondingly disposed on the lamp body housing 1, the outlet fan 11 is fixed inside the lamp body housing 1, and an air outlet 102 is correspondingly disposed on the lamp body housing 1.

Through the above scheme, the cooperation of the perpendicular face of the lamp shade body 702 cavity wind direction flow face is provided with the heat dissipation mode of traditional one side air inlet one side air-out for reduce the temperature of the lamp shade cup inside and outside, the separation baffle 6 that sets up simultaneously, the effectual confusion that prevents the air current scurries.

Specifically, the upper part of the light source device 7 is provided with a wind nest 12 for blocking light and ventilating, the wind nest 12 is of a sheet metal component structure, and the wind nest 6 is provided with a directional wind channel for placing airflow fleeing randomly.

Specifically, a gyroscope and a thermal protector are arranged on the air duct 6, and the gyroscope, the thermal protector, the first air blower 8 and the second air blower 9 are electrically connected with the central controller.

Through above-mentioned scheme, central controller accepts the signal of gyroscope and thermal protector to the operating condition of control first air-blower 8 and second air-blower 9 has further guaranteed energy-concerving and environment-protective purpose, and the effectual whole noise that reduces the lamp of shaking the head.

Specifically, the bearing plate 3 and the lower air discharging plate 2 are connected in a sealing manner to form a sealing space through the vertical plates on four sides, and the air flow discharged from the air outlet 901 of the second air blower is discharged through the lower air discharging plate 2, so that the air flow is prevented from mixing, and the air flow line fixed on the other hand is favorable for improving the air discharging efficiency.

Specifically, the second blower air outlet 901 is formed at the joint of the bearing plate 3 and the second baffle 5, so that the production cost is saved, and meanwhile, the airflow can flow out quickly.

Specifically, the lower exhaust plate 2 is provided with a plurality of lower exhaust openings 201 in a hollow manner, and the lower exhaust openings 201 are rounded rectangles.

The light source device 7 dissipates heat, and the airflow enters the square channel under the attraction of the air inlet fan 10, so that the heat outside the lamp body base 701 and the lamp cover body 702 is reduced, and flows out of the moving head lamp through the air outlet 102 along the traction force of the air outlet fan 11. The temperature outside the light source device 7 is continuously lowered.

The heat dissipation in the light source device 7, the air outlet of the first air blower 8 is just to the wick 703 to the interior air current of carrying of lamp cup, the hot-blast in the cavity of the lamp shade body 702 of second air blower 9 suction, via from second air blower air outlet 901, and the fillet rectangle that the fretwork of lower air exhaust plate 2 set up is arranged the air outlet 201 and is discharged, last balanced light source device 7 inside temperature, maintain the temperature of whole lamp internal system at a reasonable balanced value, simultaneously, gyroscope and heat protector continue to transmit the inside temperature of the lamp shade body 702 to central controller, central controller adjusts opening and shutting and the rotational speed of first air blower 8 and second air blower 9 according to the information received.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (7)

1. A double-blower heat dissipation structure of a stage moving head lamp comprises a lamp body shell with a cavity enclosed by the inner wall, and a lower air exhaust plate arranged at the lower end of the lamp body shell, and is characterized in that a bearing plate for bearing a light source device is arranged at the upper part of the lower air exhaust plate, a first baffle and a second baffle are vertically connected with the two ends of the bearing plate, a separation baffle is erected at the upper parts of the first baffle and the second baffle, the bearing plate, the first baffle, the second baffle and the separation baffle form a square channel, the light source device is arranged in the square channel, the light source device comprises a lamp cup and a lamp wick, the lamp cup comprises a lamp body base and a lamp cover body fixed on the lamp body base, the lamp wick is arranged in the cavity of the lamp cover body, a first blower is arranged at the side edge of the first baffle, which is far away from the light source blower, and a second blower is arranged at the side edge of the second baffle, which is far away from the light source device, the first air blower is used for conveying air flow into the lampshade body cavity, and the second air blower is used for sucking out the air flow in the lampshade body cavity.

2. The stage nosing light double-blower heat dissipation structure as recited in claim 1, wherein a fan inlet is provided at one port of the square passage, a fan outlet is provided at the other end, the fan inlet is fixed at the inner side of the lamp body housing, the lamp body housing is correspondingly provided with an air inlet, the fan outlet is fixed at the inner side of the lamp body housing, and the lamp body housing is correspondingly provided with an air outlet.

3. The stage nosing light double-blower heat dissipation structure as recited in claim 1, wherein the upper portion of the light source device is provided with a wind nest for blocking light and ventilating air, and the wind nest is of a sheet metal component structure.

4. The stage nosing light double-blower heat dissipation structure as recited in claim 3, wherein a gyroscope and a thermal protector are disposed on the windbox, and the gyroscope, the thermal protector, the first blower and the second blower are all electrically connected to a central controller.

5. The stage nosing light double-blower heat dissipation structure as recited in claim 1, wherein the bearing plate and the lower exhaust plate are connected in a sealed manner with four vertical plates to form a sealed space for exhausting the air flow exhausted from the air outlet of the second blower through the lower exhaust plate.

6. The stage nosing light double-blower heat dissipation structure as recited in claim 5, wherein the second blower outlet is disposed at a joint of the carrier plate and the second baffle.

7. The stage nosing light double-blower heat dissipation structure as recited in claim 1, wherein the lower air exhaust plate is hollowed with a plurality of lower air exhaust openings, and the lower air exhaust openings are rounded rectangles.

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