CN218001261U

CN218001261U - Projection lamp

Info

Publication number: CN218001261U
Application number: CN202221923671.1U
Authority: CN
Inventors: 熊小江
Original assignee: Zhongshan Puqiao Lighting Appliance Co ltd
Current assignee: Zhongshan Puqiao Lighting Appliance Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-12-09
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a projection lamp, including radiator, frame, LED light source board and lens, wherein the radiator include a plurality of heat radiation fins that link together in proper order and set up in the baffle of heat radiation fins both sides is adjacent form heat dissipation channel between the heat radiation fins, the frame set up in on the front of radiator just the frame with baffle fixed connection is in the same place, LED light source board set up in the frame and hug closely in on the front of radiator, lens set up in on the LED light source board and with frame fixed connection is in the same place, its simple structure, heat dispersion is better.

Description

Projection lamp

Technical Field

The utility model relates to the technical field of lighting fixtures, especially, relate to a projecting lamp.

Background

In the related art, a projector is a lamp whose illuminance on a designated illuminated surface is higher than that of the surrounding environment, also called a spotlight, generally, it can aim at any direction, has a structure that is not affected by weather conditions, and is mainly used in large-area operation sites, mines, building outlines, stadiums, overpasses, monuments, parks, flower beds, and the like.

But its overall structure of present projecting lamp is comparatively complicated, and the cost is higher, and heat dispersion is relatively poor, leads to the reliability of projecting lamp lower, life is shorter.

Therefore, there is a need for improvements in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides a projecting lamp, its simple structure, heat dispersion is better.

The above purpose is realized by the following technical scheme:

the utility model provides a projection lamp, includes radiator, frame, LED light source board and lens, wherein the radiator includes a plurality of heat radiation fins that link together in proper order and set up in the baffle of heat radiation fins both sides is adjacent form the heat dissipation passageway between the heat radiation fins, the frame set up in on the front of radiator just the frame with baffle fixed connection is in the same place, LED light source board set up in the frame and hug closely in on the front of radiator, lens set up in on the LED light source board and with frame fixed connection is in the same place.

In some embodiments, the radiator further comprises at least one reinforcing rod, through holes are formed in the radiating fins, the reinforcing rod penetrates through the through holes, a bayonet is arranged on the reinforcing rod and used for being clamped with the inner wall of the through holes, and the bayonet is in a V shape.

In some embodiments, a buckle is arranged at the end of the reinforcing rod, a clamping groove is arranged on the baffle, and the reinforcing rod and the baffle are fixedly connected together by clamping the buckle and the clamping groove.

In some embodiments, a heat dissipation fin is arranged at the front end of each heat dissipation fin, a plurality of heat dissipation fins are sequentially connected together to form a heat dissipation surface, and the LED light source plate is tightly attached to the heat dissipation surface;

and a heat dissipation contact plate is arranged on the side of the heat dissipation fin, and the LED light source plate is tightly attached to the heat dissipation contact plate.

In some embodiments, a connecting piece is arranged at the rear end of the radiating fin, a plurality of connecting pieces are sequentially connected together, and a radiating hole is arranged on each connecting piece.

In some embodiments, a supporting plate extending to the outside is arranged at the top of the baffle plate, a positioning hole is arranged on the inner side of the supporting plate, a positioning piece is arranged on the frame, the positioning piece is inserted into the positioning hole, and the frame and the supporting plate are fixedly connected together through a screw.

In some embodiments, an annular recessed portion is disposed on an inner edge of the frame, the lens is embedded in the recessed portion, the frame is provided with a latch, two ends of the heat dissipation fin are respectively latched into the latches corresponding to the frame, and the latch is in a V shape.

The heat dissipation contact plate is characterized in that clamping plates are respectively arranged on two sides of the heat dissipation contact plate, a clamping groove is formed between each clamping plate and the corresponding contact plate, and the clamping grooves are clamped with the clamping teeth. In some embodiments, an annular mounting groove is provided in the back of the lens near the edge thereof, and a sealing ring is provided in the mounting groove and secured between the rim and the lens.

In some embodiments, the lens further comprises a plurality of screws, and the lens and the frame are fixedly connected together through the screws.

In some embodiments, the device further comprises a mounting bracket, and two sides of the mounting bracket are respectively rotatably connected with the baffle.

Compared with the prior art, the utility model discloses an at least including following beneficial effect:

1. the utility model discloses a projecting lamp, its simple structure, heat dispersion is better.

Drawings

FIG. 1 is a perspective view of the projector in the embodiment;

fig. 2 is another perspective view of the projector in the embodiment;

FIG. 3 is an exploded view of the projector according to the embodiment;

FIG. 4 is another exploded view of the projector according to the embodiment;

FIG. 5 is a schematic view of the projector according to the embodiment;

FIG. 6 is a partially exploded view of the projector in the embodiment;

fig. 7 is a partially enlarged view of a portion a in fig. 6;

FIG. 8 is a schematic structural view of a reinforcing bar in the embodiment;

FIG. 9 is a side schematic view of an embodiment of a stiffener;

FIG. 10 is a schematic perspective view of the bezel of the exemplary embodiment;

FIG. 11 is a schematic view illustrating the connection between the frame and the heat sink fins in the embodiment;

fig. 12 is a partially enlarged view of a portion a of fig. 11;

FIG. 13 is a perspective view of the stiffener shown in the embodiment shown before it is attached to the cooling fins by passing through the stiffener;

FIG. 14 is a perspective view of the embodiment shown after the stiffener is connected across the cooling fins;

FIG. 15 is a perspective view of the baffle of the present embodiment shown prior to attachment to a bezel;

FIG. 16 is a perspective view of the baffle of the present embodiment shown attached to a bezel;

FIG. 17 is a perspective view of the embodiment before the connection of the baffle, the frame and the reinforcing rods;

FIG. 18 is a perspective view of the embodiment shown with the baffle, the rim, and the reinforcing rods connected;

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.

The first embodiment is as follows: as shown in fig. 1 to 12, this embodiment provides a projection lamp, which includes a heat sink 1, a frame 2, an LED light source board 3, and a lens 4, wherein the heat sink 1 includes a plurality of heat dissipation fins 10 connected in sequence and a baffle 11 disposed on two sides of the heat dissipation fins 10, and is adjacent to the heat dissipation channel 100 formed between the heat dissipation fins 10, the frame 2 is disposed on the front surface of the heat sink 1 and the frame 2 is fixedly connected to the baffle 11, the LED light source board 3 is disposed in the frame 2 and tightly attached to the front surface of the heat sink 1, and the lens 4 is disposed on the LED light source board 3 and fixedly connected to the frame 2.

The projecting lamp that this embodiment provided, its simple structure, heat dispersion is better. Specifically, its spare part of projecting lamp that this embodiment provided is less, and whole lamp equipment is convenient, swift. In addition, through the arranged radiator 1, the LED light source plate 3 is tightly attached to the front face of the radiator 1, heat generated by the LED light source plate 3 during working is taken away by the radiator 1, and the LED light source plate has high radiating efficiency and good effect.

Further, the front end of the heat dissipation fin 10 is provided with the heat dissipation fins 101, the heat dissipation fins 101 are sequentially connected together to form a heat dissipation surface, the LED light source plate 3 is tightly attached to the heat dissipation surface, the structure is simple, the design is reasonable and ingenious, heat generated when the LED light source plate 3 works is taken away by the radiator 1, the heat dissipation efficiency is high, and the effect is good.

Furthermore, a heat dissipation contact plate 104 is arranged at the side of the heat dissipation fins 10, and the LED light source plate 3 is tightly attached to the heat dissipation contact plate 104, so that the structure is simple, the design is reasonable and ingenious, and the heat dissipation capability of the product can be improved.

Furthermore, the connecting sheet 102 is arranged at the rear end of the heat dissipation fins 10, the connecting sheets 102 are sequentially connected together, and the heat dissipation holes 1020 are arranged on the connecting sheets 102, so that the heat dissipation device is simple in structure, reasonable and ingenious in design, and the heat dissipation fins 10 can be connected into the integral heat dissipation device 1 through the arranged connecting sheets 102, so that the subsequent assembly of the heat dissipation device 1 can be facilitated.

In this embodiment, baffle 11 top is provided with the backup pad 111 that extends toward the outside backup pad 111 inboard is provided with locating hole 1110 be provided with spacer 21 on the frame 2, spacer 21 inserts in the locating hole 1110, and will through the screw frame 2 with backup pad 111 fixed connection together, its simple structure, reasonable in design, ingenious, through the cooperation between spacer 21 and the locating hole 1110 that sets up, can effectively improve the efficiency of location equipment between frame 2 and the radiator 1. In addition, the frame 2 and the radiator 1 can be firmly connected together in a screw connection mode, and the stability and the reliability of connection between the frame 2 and the radiator are effectively improved.

Further, 2 inner edges of frame are provided with and are annular depressed part 20, lens 4 inlays and locates in the depressed part 20, its simple structure, reasonable in design, ingenious, the depressed part 20 through setting up can effectively improve the efficiency of location equipment between lens 4 and frame 2, and can improve stability and the reliability that both connect to a certain extent.

Preferably, an annular mounting groove 40 is formed in the position, close to the edge of the back face of the lens 4, a sealing ring is arranged in the mounting groove 40 and fixed between the frame 2 and the lens 4, and the sealing device is simple in structure, reasonable in design and ingenious, and therefore the sealing performance of connection between the lens 4 and the frame 2 can be effectively improved.

In this embodiment, the frame 2 is provided with a latch 201, and two ends of the heat dissipation fins 10 are respectively latched into the latches 201 arranged opposite to the frame 2; the frame 2 has 4 sides, two parallel sides are provided with the latch 201, the heat dissipation fins 10 are perpendicular to the two parallel sides, and two ends of the heat dissipation fins 10 are respectively clamped in the latches of the two parallel sides. The latch 201 is in a V shape, the structure is simple, and the heat dissipation fins 10 can be quickly clamped into the latch, so that the combination of the heat dissipation fins 10 and the frame 2 is more stable.

The two sides of the heat dissipation contact plate 104 are respectively connected with a clamping plate 105, a bayonet groove 201A is arranged between the contact plate 104 and the clamping plate 105, and the bayonet groove 201A is clamped with the clamping teeth 201. The contact between the clamping plate 105 and the frame 2 can have a certain heat dissipation effect. The clamping plates 105 and the contact plates 104 on the two sides of the bayonet groove 201A have a certain positioning effect, and the bayonet groove 201A and the bayonet 201 are designed, so that the clamping is firmer and more reliable.

More preferably, the lens frame further comprises a plurality of screws, the lens 4 and the frame 2 are fixedly connected together through the screws, the lens 4 and the frame 2 can be firmly connected together through the screw connection mode, and the stability and the reliability of connection between the lens 4 and the frame 2 are effectively improved.

In this embodiment, still including installing

support

5, 5 both sides of installing support respectively with the rotatable connection of baffle 11 is in the same place, its simple structure, and reasonable in design, ingenious is convenient for realize the installation of projecting lamp through the installing support 5 that sets up, effectively improves the convenience of projecting lamp installation, does benefit to the use that improves the user and experiences.

In this embodiment, radiator 1 still includes an at least stiffener 6 through-hole 103 has been seted up on heat radiation fins 10, stiffener 6 wears to locate in the through-hole 103 be provided with bayonet socket 600 on the stiffener 6 be used for with the inner wall joint of through-hole 103 can be with a plurality of heat radiation fins 10 connect into one whole through stiffener 6, its simple structure, reasonable in design, ingenious, the stiffener 6 through setting up can improve the assembly efficiency of product, and can improve radiator 1's wholeness and structural strength. Further, be provided with bayonet socket 600 on the stiffener 6 be used for with the inner wall joint of through-hole 103, bayonet socket 600 is the V font, its simple structure, reasonable in design, ingenious to this is convenient and the inside joint of through-hole 103, raises the efficiency.

Further, 6 tip on the stiffener is provided with buckle 601 be provided with the draw-in groove 110 on the baffle 11, through buckle 601 with draw-in groove 110 joint in order to with stiffener 6 with baffle 11 fixed connection together, its simple structure, reasonable in design, ingenious do benefit to through above-mentioned design and realize the connection between stiffener 6 and the baffle 11, and then make radiator 1 connect into an organic whole.

Furthermore, the cross section of the reinforcing rod 6 is shaped like a U, the structure is simple, the design is reasonable, the structural strength is high, and the stability and the reliability of the connection between the reinforcing rod 6 and the radiating fins 10 are improved.

In this embodiment, after heat radiation fins 10 connect, stiffener 6 inserts in the through-hole 103, the latch of stiffener 6 with behind the inner wall joint of through-hole 103, baffle 11 the card hole with the buckle 601 joint of stiffener 6, baffle 11 with behind the frame 2 screw fastening, make the power of baffle 2 down, make the draw-in groove 110 of baffle 11 with the buckle 601 joint of stiffener 6 fastens more, and then stiffener 6 has a power down, and the power of stiffener 6 can be conducted to the through-hole 103 inner wall of every heat radiation fins 10, and then make every heat radiation fins 10 with led light source board 3 connect the fastening more for the heat dissipation is better.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which all fall within the scope of the invention.

Claims

1. The utility model provides a projection lamp, its characterized in that, includes radiator (1), frame (2), LED light source board (3) and lens (4), wherein radiator (1) include a plurality of heat radiation fins (10) that link together in proper order and set up in baffle (11) of heat radiation fins (10) both sides are adjacent form heat dissipation channel (100) between heat radiation fins (10), frame (2) set up in on the front of radiator (1) and frame (2) with baffle (11) fixed connection is in the same place, LED light source board (3) set up in frame (2) and hug closely in on the front of radiator (1), lens (4) set up in on LED light source board (3) and with frame (2) fixed connection is in the same place.

2. The projection lamp according to claim 1, wherein the heat sink (1) further comprises at least one reinforcing rod (6), through holes (103) are formed in the heat dissipation fins (10), the reinforcing rod (6) penetrates through the through holes (103), and a bayonet (600) is arranged on the reinforcing rod (6) and used for being clamped with inner walls of the through holes (103).

3. The floodlight of claim 2, characterized in that a buckle (601) is disposed at an end of the stiffener (6), a slot (110) is disposed on the baffle (11), and the stiffener (6) and the baffle (11) are fixedly connected together by the buckle (601) and the slot (110).

4. The projection lamp according to claim 1, 2 or 3, wherein a heat sink (101) is disposed at the front end of the heat sink fins (10), a plurality of heat sinks (101) are connected in sequence to form a heat sink surface, and the LED light source board (3) is tightly attached to the heat sink surface;

and a heat dissipation contact plate (104) is arranged at the side of the heat dissipation fin (10), and the LED light source plate (3) is tightly attached to the heat dissipation contact plate (104).

5. The light projector as claimed in claim 4, wherein a connecting plate (102) is disposed at the rear end of the heat dissipating fins (10), a plurality of the connecting plates (102) are connected together in sequence, and a heat dissipating hole (1020) is disposed on the connecting plates (102).

6. A projector as claimed in claim 1, 2 or 3, wherein a supporting plate (111) extending to the outside is arranged on the top of the baffle (11), a positioning hole (1110) is arranged on the inner side of the supporting plate (111), a positioning plate (21) is arranged on the frame (2), the positioning plate (21) is inserted into the positioning hole (1110), and the frame (2) and the supporting plate (111) are fixedly connected together by screws.

7. A projector according to claim 4, characterised in that the inner edge of the frame (2) is provided with a ring-shaped recess (20), the lens (4) is embedded in the recess (20), the frame (2) is provided with a latch (201),

two ends of the radiating fins (10) are respectively clamped into the clamping teeth (201) which are oppositely arranged on the frame (2).

8. The light projector according to claim 7, wherein two sides of the heat-dissipating contact plate (104) are respectively provided with a bayonet plate (105), a bayonet slot (201A) is arranged between the bayonet plate (105) and the contact plate (104), and the bayonet slot (201A) is in bayonet connection with the bayonet teeth (201).

9. A projector as claimed in claim 1, 2 or 3, characterized in that an annular mounting groove (40) is provided on the rear face of the lens (4) close to its edge, a sealing ring being provided in the mounting groove (40), said sealing ring being fixed between the rim (2) and the lens (4).

10. A projector as claimed in claim 1, 2 or 3, characterized in that it further comprises a plurality of screws by which said lens (4) and said frame (2) are fixedly connected together; the novel LED lamp is characterized by further comprising a mounting support (5), wherein two sides of the mounting support (5) are respectively and rotatably connected with the baffle (11).