CN211232539U

CN211232539U - Air convection heat dissipation spotlight

Info

Publication number: CN211232539U
Application number: CN201922226147.3U
Authority: CN
Inventors: 欧周
Original assignee: Jiangmen Ouchi Lighting Technology Co ltd
Current assignee: Jiangmen Ouchi Lighting Technology Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-08-11
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses an air convection heat radiation spot lamp, which comprises a lamp body and a radiator, wherein one end of the lamp body is provided with a light source component, the outer cover of the light source component is provided with a light-passing board, a mounting plate is arranged in the lamp body, the mounting plate and the inner side wall of the lamp body enclose a cavity, and the inner side wall of the lamp body is provided with a plurality of first through grooves which run through the mounting plate; the radiator sets up in the upper end of lamp body, is provided with a plurality of radiating grooves on the radiator, and the radiating groove forms the convection current passageway with first logical groove intercommunication. The utility model discloses can be through being provided with first logical groove on the inside wall of lamp body, because hot-air can rise, after light-emitting component produced heat, hot-air can upwards flow to the radiator through first logical groove, and be provided with on the radiator with the radiating groove of first logical groove formation convection current passageway, the hot-air of flow direction radiator passes through the effectual external environment that conveys of convection current passageway, and the radiating effect is good.

Description

Air convection heat dissipation spotlight

Technical Field

The utility model relates to a shot-light field specifically is an air convection shot-light.

Background

The LED spot lamp is typical modern school lighting without a main lamp and a fixed scale, can create an indoor lighting atmosphere, and if a row of small spot lamps are combined, light can change wonderful patterns. Because the small spot light can freely change the angle, the effect of combined illumination is also changeable. The spotlight is soft in light, graceful and graceful, and can be used for locally lighting and setting atmosphere.

The existing LED spotlight has the heat dissipation modes of conduction type heat dissipation, radiation type heat dissipation, fan type heat dissipation and the like, and the heat dissipation part is mainly formed by aluminum alloy materials through different process forming means such as die casting or extrusion and the like so as to increase the heat dissipation area and improve the heat dissipation performance of the product, so that the LED spotlight needs to be large in size, the weight of the spotlight is increased, the use is limited and unsafe, and meanwhile, the heat dissipation performance is still not good enough.

Disclosure of Invention

The present invention aims to solve at least one of the above-mentioned technical problems in the related art to a certain extent. Therefore, the utility model provides an air convection shot-light, this shot-light dispels the heat through the mode of air convection, and the radiating effect is good, its simple structure, the installation of being convenient for, and long service life.

The air convection heat radiation spot lamp comprises a lamp body, wherein one end of the lamp body is provided with a light source component, the outer cover of the light source component is provided with a light-passing board, a mounting plate is arranged in the lamp body, the mounting plate and the inner side wall of the lamp body enclose a cavity, and a plurality of first through grooves penetrating through the mounting plate are formed in the inner side wall of the lamp body; the radiator is arranged at the upper end of the lamp body, a plurality of radiating grooves are formed in the radiator, and the radiating grooves are communicated with the first through grooves to form convection channels.

According to the utility model discloses an air convection shot-light has following technological effect at least: through being provided with first logical groove on the inside wall at the lamp body, because hot-air can rise, after light-emitting component produced heat, hot-air can upwards flow to the radiator through first logical groove, and be provided with the radiating groove that forms the convection current passageway with first logical groove on the radiator, the hot-air that flows to the radiator passes through the effectual external environment that conveys of convection current passageway, and the radiating effect is good. The embodiment of the utility model provides a structural design is simple reasonable, can realize the air convection of lamp body internal and external environment better, reaches quick radiating effect, and makes simply, simple to operate, long service life.

According to the utility model discloses a some embodiments, the lower extreme of lamp body is provided with the mounting, the light-passing board passes through the mounting is connected the lower extreme of lamp body, be provided with the second through-hole on the inside wall of mounting, the second through-hole makes cavity and external environment intercommunication.

According to some embodiments of the utility model, the lower extreme terminal surface of mounting sets up to indent step line structure.

According to some embodiments of the present invention, the lower end of the inner side wall of the fixing member is inwardly provided with a connecting ring, the upper end of the connecting ring is provided with a plurality of stoppers, and the plurality of stoppers are circumferentially arranged along the inner side wall of the fixing member to form an installation hole matched with the light-transmitting plate; and a second groove is arranged on the connecting ring corresponding to the part between two adjacent limiting blocks to form the second through hole.

According to some embodiments of the utility model, the light source subassembly with be provided with anti-light cup between the light-passing board, anti-light cup's one end cover is established on the light source subassembly, the other end by the light-passing board covers.

According to some embodiments of the utility model, be provided with the base on the mounting panel, the light source subassembly is provided with the PBC board, be provided with on the PBC board and be used for luminous lamp pearl, the PBC board can be dismantled through the screw and fix on the base.

According to some embodiments of the utility model, be provided with the locating hole on the base, be provided with on the anti-light cup with locating hole assorted reference column, through the reference column with the cooperation of locating hole realizes anti-light cup with the accurate counterpoint of lamp pearl.

According to the utility model discloses a some embodiments, the symmetry is provided with two first recesses, every on the lateral wall of lamp body respectively protruding spliced pole that is equipped with on the lateral wall in the first recess, be provided with the torsional spring on the spliced pole, torsional spring connection has the installing support.

According to some embodiments of the present invention, the upper end of the lamp body is provided with a U-shaped notch, a third through hole for a wire to pass through is provided in the U-shaped notch, and the wire is fixed at the upper end of the lamp body by a waterproof screw; and a sealing ring is arranged between the waterproof screw and the lamp body.

According to the utility model discloses a few embodiments, the inside wall of cavity is equipped with a plurality of strengthening ribs along circumference protruding, the lamp body with the strengthening rib is the aluminum alloy material.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is an exploded view of an embodiment of the present invention;

fig. 3 is a schematic top view of the lamp body according to the embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view A-A of FIG. 3;

fig. 5 is a schematic bottom view of the lamp body according to the embodiment of the present invention;

fig. 6 is a schematic perspective view of a lamp body according to an embodiment of the present invention;

FIG. 7 is a schematic view illustrating the assembly of the fixing member and the light-transmitting plate according to the embodiment of the present invention;

FIG. 8 is a schematic view of the fastener of FIG. 7;

fig. 9 is a schematic view of the fixing member of fig. 7 from another perspective.

Reference numerals:

100-lamp body, 110-mounting plate, 120-cavity, 130-first through groove, 140-first groove, 150-connecting column, 160-U-shaped notch and 170-reinforcing rib;

210-a light-transmitting plate, 220-a light-reflecting cup, 230-a base and 231-a positioning column;

300-radiator, 310-radiating groove;

400-a fixing piece, 410-a second through hole, 420-a concave step texture structure, 430-a connecting ring and 440-a limiting block;

510-torsion spring, 520-mounting bracket;

610-waterproof screw.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the positional or orientational descriptions, such as "upper", "lower", "front", "rear", "left", "right", etc., are referred to the positional or orientational relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, if there is any description of "first", "second", etc., it is only for the purpose of distinguishing technical features, and it is not understood that relative importance is indicated or implied or that the number of indicated technical features is implicitly indicated or that the precedence of the indicated technical features is implicitly indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 5, an air convection radiation spot lamp according to an embodiment of the present invention includes a lamp body 100 and a heat sink 300, wherein a light source assembly is disposed at one end of the lamp body 100, a light-transmitting plate 210 is disposed outside the light source assembly, a mounting plate 110 is disposed in the lamp body 100, a cavity 120 is defined by the mounting plate 110 and an inner sidewall of the lamp body 100, and a plurality of first through grooves 130 penetrating through the mounting plate 110 are disposed on the inner sidewall of the lamp body 100; the heat sink 300 is disposed at an upper end of the lamp body 100, and a plurality of heat dissipation grooves 310 are disposed on the heat sink 300, and the heat dissipation grooves 310 communicate with the first through groove 130 to form a convection channel. Compared with the prior art, the embodiment of the utility model provides a through be provided with first logical groove 130 on the inside wall of lamp body 100, because hot-air can rise, after light-emitting component produced heat, hot-air can upwards flow to radiator 300 through first logical groove 130, and be provided with on radiator 300 with first logical groove 130 form convection current channel's radiating groove 310, the hot-air that flows to radiator 300 is through the effectual external environment that conveys of convection current channel, and the radiating effect is good. The embodiment of the utility model provides a structural design is simple reasonable, can realize the air convection of the interior environment of lamp body 100 better, reaches quick radiating effect, and makes simply, simple to operate, long service life. Specifically, radiator 300 adopts high-quality aluminium system material to make, more is favorable to the heat dissipation like this, and a plurality of radiating mode on convection current radiating basis to further improve the utility model discloses the radiating effect of embodiment. More specifically, the heat sink 300 is integrally formed as the same component as the lamp body 100.

As shown in fig. 2, fig. 7 and fig. 8, in some embodiments of the present invention, the lower end of the lamp body 100 is provided with a fixing member 400, the light-transmitting plate 210 is connected to the lower end of the lamp body 100 through the fixing member 400, the inner side wall of the fixing member 400 is provided with a second through hole 410, and the second through hole 410 enables the cavity 120 to communicate with the external environment. Set up like this, the shot-light is in the use, the luminous heat that produces of light-emitting component makes the air heating in the lamp body 100 become, because the hot-air in the lamp body 100 can rise, flow out to external environment from radiating groove 310 through first logical groove 130, thereby cold air can be inhaled in second through-hole 410 department, finally form by the air circulation passageway of second through-hole 410 through first logical groove 130 to radiating groove 310, the cavity 120 that forms lamp body 100 and external air convection, constantly take away hot-air and inhale cold air, reach quick radiating effect. Specifically, the fixing member 400 is screw-coupled to the lower end of the lamp body 100.

As shown in fig. 9, further, the lower end surface of the fixing member 400 is provided with a concave step texture 420. With the arrangement, light emitted by the light emitting assembly is reflected and scattered at the concave step texture structure 420 after being emitted through the light transmission plate 210, so that direct light is reduced, glare can be effectively reduced, and discomfort of the light to human eyes is reduced.

As shown in fig. 7, 8 and 9, further, a connecting ring 430 is inwardly and convexly disposed at a lower end of an inner side wall of the fixing member 400, a plurality of limiting blocks 440 are disposed at an upper end of the connecting ring 430, and the plurality of limiting blocks 440 are circumferentially disposed along the inner side wall of the fixing member 400 to form a mounting hole matched with the light-transmitting plate 210; the connecting ring 430 is provided with a second groove corresponding to a portion between two adjacent limiting blocks 440 to form a second through hole 410. By arranging the mounting holes, the light-transmitting plate 210 can be arranged in the middle of the fixing member 400, so that light emitted by the light-emitting assembly can be uniformly emitted from the fixing member 400, and the lighting effect is good; as shown in fig. 8, the second through hole 410 is formed in an L shape, so that external cold air is prevented from directly entering the cavity 120 through the second through hole 410, dust brought in the air circulation process is prevented from entering the cavity 120, and the lamp is prevented from being influenced by the dust for a long time.

As shown in fig. 2, a reflective cup 220 is further disposed between the light source assembly and the light-transmitting plate 210, one end of the reflective cup 220 is covered on the light source assembly, and the other end is covered by the light-transmitting plate 210. Through the light that anti-light cup 220 was with light source subassembly circular telegram during luminous toward scattering all around gather and pass light-passing board 210 and jet out forward, both can improve the utility model discloses a light intensity of shot-light avoids the light scattering simultaneously, improves the effect of illumination.

As shown in fig. 2, further, a base 230 is disposed on the mounting plate 110, the light source assembly is provided with a PBC plate, a lamp bead for emitting light is disposed on the PBC plate, and the PBC plate is detachably fixed on the base 230 through a screw. PBC board can be dismantled and fix on base 230, and when PBC board or lamp pearl appear damaging, the removable change or maintenance that take place need not whole change reduce cost. Meanwhile, the lamp beads are LED lamp beads which are free of radiation and heavy metal pollution, pure and rich in color, high in brightness, low in frequency flashing, energy-saving, healthier, light, simple and convenient to use as a whole, and attractive and elegant in appearance.

Furthermore, the base 230 is provided with a positioning hole, the reflective cup 220 is provided with a positioning column 231 matched with the positioning hole, and the reflective cup 220 and the lamp bead are accurately aligned through the matching of the positioning column 231 and the positioning hole.

As shown in fig. 1, 2, 3 and 6, in some embodiments of the present invention, two first grooves 140 are symmetrically disposed on the sidewall of the lamp body 100, a connecting column 150 is respectively protruded on the sidewall inside each first groove 140, a torsion spring 510 is disposed on the connecting column 150, and the torsion spring 510 is connected to a mounting bracket 520. With this arrangement, the mounting bracket 520 can rotate a certain angle against the elastic force of the torsion spring 510 so as to adjust the position of the mounting bracket 520 for mounting; meanwhile, the torsion spring 510 can be accurately installed through the first groove 140 and the positioning column 231 disposed in the first groove 140.

As shown in fig. 1, 2, 3 and 6, in some embodiments of the present invention, a U-shaped notch 160 is formed at the upper end of the lamp body 100, a third through hole for a wire to pass through is formed in the U-shaped notch 160, and the wire is fixed at the upper end of the lamp body 100 by a waterproof screw 610; a sealing ring is disposed between the waterproof screw 610 and the lamp body 100. The lead is fixed at the upper end of the lamp body 100 through the waterproof screw 610, and a sealing ring is arranged between the waterproof screw 610 and the lamp body 100, so that the tightness of connection between the waterproof screw 610 and the lamp body 100 is improved by the sealing ring, and the lead is prevented from being pulled to be separated; meanwhile, the waterproof screw 610 is embedded in the U-shaped groove 160, so that the waterproof screw 610 is prevented from being directly exposed outside the lamp body 100, the overall appearance is not only influenced, but also people can be prevented from being scratched in the installation process.

As shown in fig. 4 and 5, in some embodiments of the present invention, the inner sidewall of the cavity 120 is provided with a plurality of ribs 170 protruding along the circumferential direction, and the lamp body 100 and the ribs 170 are made of an aluminum alloy material. Through setting up strengthening rib 170, on the one hand can strengthen the bulk strength of lamp body 100, and on the other hand strengthening rib 170 is the aluminum alloy material, can further increase radiating area, and the heat that light-emitting component produced when the circular telegram is luminous except that the mode through the air convection discharges, can also discharge external environment through strengthening rib 170 and lamp body 100 in, further improves the utility model discloses a radiating effect.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art can make various modifications and variations; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An air convection heat dissipation spot lamp, comprising:

the LED lamp comprises a lamp body (100), wherein one end of the lamp body (100) is provided with a light source assembly, a light-transmitting plate (210) is arranged outside the light source assembly, a mounting plate (110) is arranged in the lamp body (100), a cavity (120) is defined by the mounting plate (110) and the inner side wall of the lamp body (100), and a plurality of first through grooves (130) penetrating through the mounting plate (110) are formed in the inner side wall of the lamp body (100);

the radiator (300) is arranged at the upper end of the lamp body (100), a plurality of radiating grooves (310) are formed in the radiator (300), and the radiating grooves (310) are communicated with the first through groove (130) to form a convection channel.

2. The lamp of claim 1, wherein a fixing member (400) is disposed at a lower end of the lamp body (100), the transparent plate (210) is connected to the lower end of the lamp body (100) through the fixing member (400), a second through hole (410) is disposed on an inner sidewall of the fixing member (400), and the second through hole (410) enables the cavity (120) to communicate with an external environment.

3. The lamp of claim 2, wherein the lower end surface of the fixing member (400) is provided with a concave step texture (420).

4. The lamp of claim 2, wherein a connecting ring (430) is convexly arranged at the lower end of the inner side wall of the fixing member (400) inwards, a plurality of limiting blocks (440) are arranged at the upper end of the connecting ring (430), and the limiting blocks (440) are circumferentially arranged along the inner side wall of the fixing member (400) to form a mounting hole matched with the light-transmitting plate (210); the connecting ring (430) is provided with a second groove corresponding to the part between two adjacent limiting blocks (440) to form the second through hole (410).

5. The convection radiator lamp as claimed in claim 2, wherein a reflective cup (220) is disposed between the light source assembly and the light-transmitting plate (210), one end of the reflective cup (220) is covered on the light source assembly, and the other end is covered by the light-transmitting plate (210).

6. An air convection heat radiation spot lamp as claimed in claim 5, wherein a base (230) is arranged on the mounting plate (110), the light source assembly is provided with a PBC plate, a lamp bead for emitting light is arranged on the PBC plate, and the PBC plate is detachably fixed on the base (230) through a screw.

7. The lamp of claim 6, wherein the base (230) is provided with a positioning hole, the reflector cup (220) is provided with a positioning post (231) matched with the positioning hole, and the reflector cup (220) is accurately aligned with the lamp bead by matching the positioning post (231) with the positioning hole.

8. The lamp of claim 1, wherein two first grooves (140) are symmetrically formed on the sidewall of the lamp body (100), a connecting column (150) is protruded from the sidewall of each first groove (140), a torsion spring (510) is disposed on the connecting column (150), and the torsion spring (510) is connected to a mounting bracket (520).

9. An air convection radiation spot lamp as claimed in claim 1, wherein the upper end of the lamp body (100) is provided with a U-shaped notch (160), a third through hole for passing a wire is provided in the U-shaped notch (160), and the wire is fixed on the upper end of the lamp body (100) by a waterproof screw (610); a sealing ring is arranged between the waterproof screw (610) and the lamp body (100).

10. The lamp of claim 1, wherein a plurality of ribs (170) are circumferentially protruded from an inner sidewall of the cavity (120), and the lamp body (100) and the ribs (170) are made of aluminum alloy.