CN221858531U - Spotlight - Google Patents

Abstract

The present application provides a spotlight, comprising a movable part that is penetrated and horizontally rotatably connected to a guide ring, the movable part comprising a heat dissipation lamp body with a heat dissipation cavity, a conical reflector cover installed in the lamp body, a light source fixed to the lamp body and extending into the narrow opening of the reflector cover, a light-transmitting mirror located at the wide opening of the reflector cover, and a lamp body surface ring; a swing axis is provided between the outer side of the lower end of the lamp body close to the guide ring and the guide ring, for the lamp body to swing vertically around it in the guide ring to change the projection angle, a turbo fan for heat dissipation is detachably provided on the outer peripheral side of the reflector cover in the heat dissipation cavity, and a plurality of heat dissipation through holes are also provided on the heat dissipation lamp body, the turbo fan can discharge hot air from the plurality of heat dissipation through holes, and the hot air is discharged from the heat dissipation through holes through forced convection by the turbo fan, thereby accelerating the transfer and dissipation of heat and effectively reducing the operating temperature of the equipment.

Description

A spotlight

Technical Field

The present application relates to the technical field of lighting fixtures, and in particular to a spotlight.

Background Art

As a lighting device widely used in various occasions, spotlights have the advantages of energy saving, environmental protection, and long life, so they have received more and more attention and applications. At present, there are some LED spotlight products with adjustable angles on the market. By adjusting the lamp head or bracket and other parts of the spotlight, the projection angle of the spotlight can be changed to meet different lighting needs.

However, there are some problems with the current adjustable angle spotlights during use. First, the heat dissipation performance of existing spotlights is poor, especially after the angle is adjusted, the design of the heat dissipation structure cannot meet the heat generation requirements of the LED, resulting in the spotlight being too hot during long-term use, affecting the performance and service life of the LED. Secondly, the adjustable parts of the spotlight are easily affected by thermal expansion, resulting in unstable angle adjustment, affecting the lighting effect and user experience. In addition, due to poor heat dissipation performance, the spotlight is prone to aging after long-term use, reducing the stability and reliability of the product.

Therefore, in view of the above problems existing in the existing LED spotlights with adjustable angles, it is necessary to propose a method for improving the heat dissipation performance of the spotlight, solving the influence of thermal expansion, reducing aging, and thus improving the stability and reliability of the spotlight.

Utility Model Content

In order to solve the above technical problems, the present application provides a spotlight that can improve the heat dissipation performance of the spotlight, solve the impact of thermal expansion, and reduce aging phenomena.

A spotlight comprises a movable part which is penetrated and horizontally rotatably connected to a guide ring, the movable part comprising a heat dissipation lamp body having a heat dissipation cavity, a conical reflector cover installed in the lamp body, a light source fixed to the lamp body and extending into the narrow opening of the reflector cover, a light-transmitting mirror located at the wide opening of the reflector cover, and a lamp body surface ring; a swing axis is provided between the outer side of the lower end of the lamp body close to the inside of the guide ring and the guide ring, around which the lamp body can swing vertically to change the projection angle; a turbo fan for heat dissipation is detachably provided on the outer peripheral side of the reflector cover in the heat dissipation cavity; a plurality of heat dissipation through holes are also provided on the heat dissipation lamp body, and the turbo fan can discharge hot air through the plurality of heat dissipation through holes.

As described above, the spotlight has a snap-in slot on the heat dissipation lamp body for snapping the turbofan, and the turbofan is inserted into the snap-in slot and arranged toward the side of the reflector close to the heat dissipation cavity.

In the spotlight as described above, the turbofan is provided with a clamping plate for clamping onto the heat dissipation lamp body.

As for the spotlight as described above, a plurality of heat dissipation grooves are further provided at one end of the heat dissipation lamp body close to the light source.

In the spotlight as described above, the light source includes a light-emitting body fixed to the inner wall of the heat dissipation lamp body, and a fixing structure that can be connected with the light-emitting body and fix the light-emitting body on the heat dissipation lamp body.

As for the spotlight as described above, the fixing structure is provided with a placement groove for placing the light-emitting body, the placement groove is arranged opposite to the heat dissipation groove, and the heat dissipation groove is located on the upper side of the light-emitting body.

As described above, the spotlight, the lower end of the heat dissipation lamp body is surrounded by a waterproof structure located on the inner wall of the guide ring.

As described above, the guide ring is located at the lower side of the swing shaft and is further provided with a groove for accommodating the waterproof structure, and the waterproof structure is further provided with a flange corresponding to the groove and capable of being connected with the groove.

In the spotlight as described above, the waterproof structure is a sealing ring made of rubber material.

Compared with the prior art, the present invention has the following beneficial effects:

The present application provides a spotlight, which uses a turbofan to force convection to discharge hot air from the heat dissipation holes, thereby accelerating the transfer and dissipation of heat, effectively reducing the operating temperature of the device, and improving the heat dissipation effect. The heat dissipation holes can increase the heat dissipation surface area and provide more heat dissipation channels, making it easier to dissipate the heat inside the device, thereby reducing the operating temperature of the device and maintaining stable operation of the device. The detachable design of the turbofan is convenient for users to clean and maintain, and is highly practical.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for describing the embodiments are briefly introduced below.

FIG1 is a perspective schematic diagram of a spotlight of the present application;

FIG2 is a schematic diagram of an angle adjustment state of a spotlight of the present application;

FIG3 is a three-dimensional schematic diagram of a spotlight of the present application from another viewing angle;

FIG4 is an exploded view of a spotlight of the present application;

FIG5 is an exploded view of a spotlight of the present application from another perspective;

Fig. 6 is a cross-sectional view of a spotlight taken along line A-A of the present application.

DETAILED DESCRIPTION

The utility model is further described below in conjunction with the accompanying drawings:

As shown in FIGS. 1-6 , a spotlight includes a guide ring 1, a heat dissipation cavity 2, a heat dissipation lamp body 3, a reflector 4, a light source 5, a light-transmitting mirror 6, a lamp body surface ring 7, a turbo fan 8 and a waterproof structure 9.

A spotlight, comprising a movable part which is penetrated and horizontally rotatably connected to a guide ring 1, wherein the movable part comprises a heat dissipation lamp body 3 having a heat dissipation cavity 2, a conical reflector 4 installed in the lamp body 3, a light source 5 fixed to the lamp body and extending into the narrow opening of the reflector 4, a light-transmitting mirror 6 located at the wide opening of the reflector 4, and a lamp body surface ring 7; a swing shaft 10 for the lamp body 3 to swing vertically around in the guide ring 1 to change the projection angle is provided between the lower end of the lamp body 3 near the outer side of the guide ring 1 and the guide ring 1, and a detachable heat dissipation device for heat dissipation is provided on the outer peripheral side of the reflector 4 in the heat dissipation cavity 2 The turbofan 8 is provided with a plurality of heat dissipation holes 30 on the heat dissipation lamp body 3. The turbofan 8 can discharge the hot air through the plurality of heat dissipation holes 30. The turbofan discharges the hot air from the heat dissipation holes through forced convection, thereby accelerating the transfer and dissipation of heat, effectively reducing the operating temperature of the equipment, and improving the heat dissipation effect. The heat dissipation holes can increase the heat dissipation surface area and provide more heat dissipation channels, so that the heat inside the equipment is more easily dissipated, thereby reducing the operating temperature of the equipment and maintaining the stable operation of the equipment. The detachable design of the turbofan is convenient for users to clean and maintain, and is highly practical.

Preferably, a snap-in groove 32 for snapping the turbofan 8 is provided on the heat dissipation lamp body 3, and the turbofan 8 is inserted into the snap-in groove 32 and arranged toward the side of the reflector 4 close to the heat dissipation cavity 2. The design of the snap-in groove 32 allows the turbofan 8 to be easily inserted and fixed on the heat dissipation lamp body 3, which facilitates the installation and maintenance of the lamp, and the user can easily clean and replace the turbofan. The turbofan 8 is arranged toward the side of the reflector 4 close to the heat dissipation cavity 2, which can more effectively discharge hot air from the heat dissipation through hole, thereby improving the heat dissipation effect, reducing the temperature of the lamp body, and extending the service life of the lamp.

Preferably, the turbofan 8 is provided with a clamping plate 80 for clamping onto the heat dissipation lamp body 3 .

Preferably, the heat dissipation lamp body 3 is further provided with a plurality of heat dissipation grooves 31 at one end close to the light source 5. The function of the heat dissipation grooves 31 on the heat dissipation lamp body 3 close to the light source 5 is to improve the heat dissipation capacity of the area around the light source, thereby effectively reducing the working temperature of the light source and extending the service life of the light source. The design of the heat dissipation grooves can also effectively increase the heat dissipation surface area, making it easier to dissipate heat, thereby maintaining a stable temperature around the light source without causing excessive impact on the environment.

Preferably, the light source 5 includes a light emitting body 50 fixed to the inner wall of the heat dissipation lamp body 3 , and a fixing structure 51 which can be connected with the light emitting body 50 and fix the light emitting body 50 on the heat dissipation lamp body 3 .

Preferably, a placement groove 510 for placing the luminous body 50 is provided on the fixing structure 51 , and the placement groove 510 is arranged opposite to the heat dissipation groove 31 , and the heat dissipation groove 31 is located on the upper side of the luminous body 50 .

Preferably, a waterproof structure 9 is further provided on the inner wall of the guide ring 1 around the lower end of the heat dissipation lamp body 3. The design of the waterproof structure 9 can effectively prevent moisture from entering the heat dissipation lamp body 3, thereby avoiding moisture from damaging the internal circuit or other sensitive components of the lamp body. In some special environments or application scenarios, there may be splashes of water vapor, water droplets or other liquids. The presence of the waterproof structure can provide an additional protective layer, reduce the intrusion of moisture, and extend the service life of the heat dissipation lamp body.

Preferably, the guide ring 1 is further provided with a groove 11 for accommodating the waterproof structure 9 at the lower side of the swing shaft 10 , and the waterproof structure 9 is further provided with a flange 90 corresponding to the groove 11 and capable of being connected with the groove 11 .

Preferably, the waterproof structure 9 is a rubber sealing ring, more preferably, a soft sealing ring.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The spot lamp comprises a movable part which is penetrated through and horizontally and rotatably connected to a guide rail ring (1), wherein the movable part comprises a heat dissipation lamp body (3) with a heat dissipation cavity (2), a conical reflecting cover (4) arranged in the lamp body (3), a light source (5) fixed in the lamp body and extending into a narrow opening of the reflecting cover (4), a light transmitting mirror (6) positioned at a wide opening of the reflecting cover (4) and a lamp body surface ring (7); the lamp body (3) lower extreme is close to outside in guide rail ring (1) with be equipped with between guide rail ring (1) and supply lamp body (3) around vertical swing in guide rail ring (1) to change swing axle (10) of projection angle, its characterized in that: the heat dissipation cavity (2) is internally provided with a plurality of heat dissipation through holes (30) which are arranged on the outer periphery side of the reflecting cover (4) in a detachable mode, and the heat dissipation lamp body (3) is further provided with a plurality of heat dissipation through holes (30), and the heat can be exhausted by the plurality of heat dissipation through holes (30) through the turbine fan (8).

2. A spotlight as claimed in claim 1, wherein: the cooling lamp body (3) is provided with a clamping groove (32) for clamping the turbofan (8), and the turbofan (8) penetrates through the clamping groove (32) and faces to one side, close to the cooling cavity (2), of the reflecting cover (4).

3. A spotlight as claimed in claim 1, wherein: the turbofan (8) is provided with a clamping plate (80) which is used for being clamped on the heat dissipation lamp body (3).

4. A spotlight as claimed in claim 1, wherein: and a plurality of heat dissipation grooves (31) are further formed in one end, close to the light source (5), of the heat dissipation lamp body (3).

5. A spotlight as claimed in claim 4, wherein: the light source (5) comprises a luminous body (50) fixed on the inner wall of the heat dissipation lamp body (3), and a fixing structure (51) which can be matched and connected with the luminous body (50) and fix the luminous body (50) on the heat dissipation lamp body (3).

6. A spotlight as claimed in claim 5, wherein: the fixing structure (51) is provided with a placing groove (510) for placing the luminous body (50), the placing groove (510) is opposite to the radiating groove (31), and the radiating groove (31) is positioned on the upper side of the luminous body (50).

7. A spotlight as claimed in claim 1, wherein: the periphery of the lower end of the heat dissipation lamp body (3) is positioned on the inner wall of the guide rail ring (1) and is also provided with a waterproof structure (9).

8. The spot light of claim 7, wherein: the guide rail ring (1) is located at the lower side of the swing shaft (10) and is further provided with a groove (11) for placing the waterproof structure (9), and the waterproof structure (9) is further provided with a flange (90) which can be matched with the groove (11) for connection, corresponding to the groove (11).

9. The spot light of claim 7, wherein: the waterproof structure (9) is a rubber sealing ring.