CN211952698U

CN211952698U - Lamp heat dissipation structure and high-ceiling lamp

Info

Publication number: CN211952698U
Application number: CN202020150832.2U
Authority: CN
Inventors: 曹亮亮; 许金
Original assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Current assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Priority date: 2020-02-03
Filing date: 2020-02-03
Publication date: 2020-11-17
Anticipated expiration: 2030-02-03

Abstract

The utility model provides a lamps and lanterns heat radiation structure and high dome lamp belongs to the illumination and equips the field, including backshell and radiating fin, be equipped with the bayonet socket on the backshell, radiating fin runs through the bayonet socket setting, is equipped with on the radiating fin to be used for with the buckle component of bayonet socket joint. The utility model provides a lamps and lanterns heat radiation structure and high dome lamp, radiating fin can run through the bayonet socket, realizes the prepositioning of joint in-process, finally realizes the joint with the bayonet socket through the buckle component, need not to use the riveting piece to rivet, and connection structure is simple, and assembly process is simple, can improve the packaging efficiency at to a great extent.

Description

Lamp heat dissipation structure and high-ceiling lamp

Technical Field

The utility model belongs to the technical field of lighting equipment, more specifically say, relate to a lamps and lanterns heat radiation structure and contain this lamps and lanterns heat radiation structure's high dome lamp.

Background

High dome lamps are often used for lighting in places with high ceilings, such as sports venues, metallurgical plants, electric power plants, industrial and mining plants and the like. Lighting assembly calorific capacity is very big in the course of the work, needs in time dispel the heat, and current heat radiation structure generally makes light source board and backshell contact and carries out the heat conduction, carries out the final heat dissipation of heat exchange completion with the air at the fin on locating the backshell afterwards in the utilization, but, fin generally all is fixed in the backshell through the riveted mode on, assembly process is complicated, is unfavorable for improving packaging efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lamps and lanterns heat radiation structure and high dome lamp to solve that exists among the prior art and assemble radiating fin technology complicacy, the lower technical problem of packaging efficiency through the riveting mode.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is a lamp heat dissipation structure, including:

the rear shell is provided with a bayonet; and

the radiating fins penetrate through the bayonet, and buckle components used for being connected with the bayonet in a clamping mode are arranged on the radiating fins.

As another embodiment of the present invention, the buckle member includes:

a plurality of buckles are arranged and are respectively positioned on two sides of the radiating fin; and

the limiting plates are arranged at the front ends of the radiating fins, and the buckles and the limiting plates are used for clamping the rear shell from the front side and the rear side of the bayonets.

As another embodiment of the present invention, the buckle is disposed along a preset path in a staggered manner on both sides of the heat dissipation fin, and the preset path is parallel to the long axis of the bayonet.

As another embodiment of the present invention, the heat dissipating fin includes:

the two side plates are arranged oppositely; and

the rear plate is connected to the rear ends of the two side plates;

the limiting plates are two, the two limiting plates are arranged at the front ends of the two side plates respectively, and the plurality of buckles are arranged on the two side plates respectively.

As another embodiment of the present invention, two of the side plates are disposed in parallel with each other.

As another embodiment of the present invention, a plurality of heat dissipation holes are formed in the rear plate.

As another embodiment of the present invention, the plurality of heat dissipation holes are distributed along the predetermined path.

As another embodiment of the utility model, be equipped with on the backshell to the front side open-ended constant head tank of backshell, the bayonet socket is located the tank bottom of constant head tank, the limiting plate is used for the card to locate in the constant head tank.

As another embodiment of the present invention, the front plate surface of the limiting plate is flush with the front end surface of the positioning groove.

The utility model provides a lamps and lanterns heat radiation structure's beneficial effect lies in: compared with the prior art, the utility model discloses lamps and lanterns heat radiation structure sets up the bayonet socket on the backshell, and radiating fin can run through the bayonet socket, realizes the prepositioning of joint in-process, finally realizes the joint with the bayonet socket through the buckle component, need not to use the riveting piece to rivet, and connection structure is simple, and assembly process is simple, can improve the packaging efficiency at to a great extent.

The utility model also provides a high dome lamp, including foretell lamps and lanterns heat radiation structure.

The utility model provides a high dome lamp's beneficial effect lies in: compared with the prior art, the utility model discloses radiating fin on the high dome lamp backshell assembles simple process, can effectively improve the holistic packaging efficiency of high dome lamp, reduces lamps and lanterns manufacturing cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic perspective view of a high dome lamp according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a heat dissipation structure of a lamp according to an embodiment of the present invention;

fig. 3 is a schematic view of a partial structure of a heat dissipation structure of a lamp according to an embodiment of the present invention, wherein a heat dissipation fin is not installed on one bayonet;

fig. 4 is a schematic perspective view of a heat dissipation fin according to an embodiment of the present invention;

fig. 5 is a schematic view of an a-direction structure of a heat dissipation fin adopted in the embodiment of the present invention;

FIG. 6 is a sectional view of the structure taken along line B of FIG. 3;

fig. 7 is an exploded view of a high dome lamp according to an embodiment of the present invention;

FIG. 8 is a first usage state diagram of a connector according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a mounting seat adopted in the embodiment of the present invention;

FIG. 10 is a second diagram illustrating the usage status of the connection body according to the embodiment of the present invention;

fig. 11 is a schematic structural diagram of a driving box body adopted in the embodiment of the present invention;

fig. 12 is a schematic structural diagram of a driving box adopted in the embodiment of the present invention;

fig. 13 is a schematic view of an assembly structure of a drive box and a rear case according to an embodiment of the present invention;

fig. 14 is a schematic perspective view of a high dome lamp according to an embodiment of the present invention;

fig. 15 is a partially enlarged view of fig. 14.

Wherein, in the figures, the respective reference numerals:

1-rear shell; 2-radiating fins; 201-side plate; 202-a back plate; 203-heat dissipation holes; 3-bayonet; 4-a snap member; 401-buckling; 402-a limiting plate; 5-positioning a groove; 6-lamp shade; 601-a front cover body; 602-side cover body; 603-microstructured ribs; 7-a light source plate; 8-driving the cartridge; 801-drive cartridge; 802-drive front cover; 9-a drive plate; 10-a mounting seat; 11-a linker; 1101-a first sleeve; 1102-a contact; 1103 — a second external thread configuration; 1104-a second sleeve; 1105-hoisting means; 1106-a first wire passing hole; 1107-first fixed orifices; 12-a first external thread formation; 13-a second fixing hole; 14-avoiding gaps; 15-a cone; 16-a second wire passing hole; 17-a second buckle; 18-a second bayonet; 19-a limiting rib; 20-limiting opening; 21-a heat sink; 22-enclosing plates; 23-a through hole; 24-heat dissipation ribs; 25-fool-proof groove; 26-fool-proof projection

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It is to be understood that the terms "front" and "rear" indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element so referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1 to fig. 7, a heat dissipation structure of a lamp according to the present invention will be described. The lamp radiating structure comprises a rear shell 1 and radiating fins 2, wherein bayonets 3 are formed in the rear shell 1, the radiating fins 2 penetrate through the bayonets 3, and buckle components 4 used for being connected with the bayonets 3 in a clamped mode are arranged on the radiating fins 2.

The utility model provides a lamps and lanterns heat radiation structure compares with prior art, sets up bayonet socket 3 on backshell 1, and radiating fin 2 can run through bayonet socket 3, realizes the prepositioning of joint in-process, finally realizes the joint with bayonet socket 3 through buckle component 4, need not to use the riveting piece to rivet, and connection structure is simple, and assembly process is simple, can improve the packaging efficiency at to a great extent.

The heat dissipating fins 2 may be provided at positions such as the rear side surface of the rear case 1 and the outer peripheral surface of the rear case 1, depending on the shape of the rear case 1 and the position where the light source plate contacts the rear case 1.

Optionally, under the condition that the light source board is attached to the rear wall of the rear housing 1, the heat dissipation fins 2 are arranged on the rear wall of the rear housing, so that the rear housing 1 can absorb heat of the light source board as soon as possible.

Optionally, the rear shell 1 is a plate-shaped member, the light source plate is attached to the surface of the rear shell 1, and the heat dissipation fins are arranged on the surface of the rear shell 1, so that heat can be quickly absorbed and heat exchange can be carried out with air.

Optionally, the rear shell 1 is a steel member, so that the rear shell 1 has high strength, is not easy to replace when used in a factory environment, and has long service life; meanwhile, the steel material has a large heat transfer coefficient, can quickly absorb and transfer heat to the radiating fins 2, and is beneficial to improving the radiating efficiency. In the same way, the heat dissipation fins 2 are also steel members.

Please refer to fig. 1 to fig. 7 together, as a specific embodiment of the lamp heat dissipation structure provided by the present invention, the fastening member 4 includes a plurality of fasteners 401 and a plurality of limiting plates 402, the fasteners 401 are disposed on two sides of the heat dissipation fins 2, the limiting plates 402 are disposed on the front ends of the heat dissipation fins 2, and the fasteners 401 and the limiting plates 402 are used for clamping the rear housing 1 from the front and the rear sides of the bayonet 3.

Radiating fin 2 inserts bayonet socket 3 from the front side of backshell 1 backward gradually, radiating fin 2 protrusion in bayonet socket 3 backward gradually, in-process buckle 401 receives the oppression and contracts gradually, make radiating fin 2 can continue to impel backward, after putting in place when inserting, the preceding terminal surface butt of limiting plate 402 and bayonet socket 3, the pressure that buckle 401 received simultaneously disappears, buckle 401 automatic re-setting, the fixed structure of centre gripping has been formed with limiting plate 402, avoid radiating fin 2 to drop from bayonet socket 3 when using, and the stability in use is improved.

Referring to fig. 2 to 6, as a specific embodiment of the heat dissipation structure of the lamp provided by the present invention, the fasteners 401 are alternatively disposed on two sides of the heat dissipation fin 2 along a predetermined path, and the predetermined path is parallel to the long axis of the bayonet 3. The staggered arrangement of the buckles 401 not only can meet the requirement of clamping fixation on two sides of the radiating fins 2, so that the stress of the radiating fins 2 is balanced, but also can reduce the quantity of the buckles 401 and the volume of the buckles 401, and is convenient to process and manufacture.

Referring to fig. 1 to 7, as a specific embodiment of the lamp heat dissipation structure provided by the present invention, the heat dissipation fin 2 includes two side plates 201 and a rear plate 202, the two side plates 201 are disposed oppositely, and the rear plate 202 is connected to the rear ends of the two side plates 201; the number of the limiting plates 402 is two, the two limiting plates 402 are respectively arranged at the front ends of the two side plates 201, and the plurality of buckles 401 are respectively arranged on the two side plates 201. The radiating fins 2 are composed of three plate bodies, and the three plate bodies can perform heat exchange with air, so that the contact area of the radiating fins 2 and the air is increased, and the heat exchange efficiency of the radiating fins 2 is greatly improved; meanwhile, the channel structure is formed inside the radiating fins 2, and the channel structure can guide air, so that the flow rate of the air at the positions of the radiating fins 2 is improved, and the radiating effect is further enhanced.

Referring to fig. 1 to 7, as a specific embodiment of the heat dissipation structure of the lamp of the present invention, two side plates 201 are disposed in parallel. The side plates 201, the rear plate 202 and the limiting plate 402 form a structure in a shape like a Chinese character 'ji', so that the structure is more compact, the processing is simple, and the installation is convenient.

Referring to fig. 1 to 7, as a specific embodiment of the heat dissipation structure of the lamp of the present invention, a plurality of heat dissipation holes 203 are formed on the rear plate 202. The heat dissipation holes 203 are communicated with the inner space of the heat dissipation fins 2, so that the heat dissipation convection efficiency in the heat dissipation fins 2 can be enhanced.

Referring to fig. 1 to 7, as a specific implementation manner of the lamp heat dissipation structure provided by the present invention, for the space of the back plate 202 to be fully utilized, the area occupied by the heat dissipation holes 203 is enlarged, and the plurality of heat dissipation holes 203 are distributed along the preset path.

Referring to fig. 3 and 6, as a specific implementation manner of the lamp heat dissipation structure provided by the present invention, the positioning groove 5 is provided on the rear housing 1 and opens toward the front side of the rear housing 1, the bayonet 3 is provided at the bottom of the positioning groove 5, and the limiting plate 402 is configured to be clamped in the positioning groove 5. Constant head tank 5 makes 1 front side of backshell have inside sunken space, avoids limiting plate 402 protrusion in backshell 1, guarantees that backshell 1 can be as far as possible with the laminating of light source board 7, absorbs the heat of light source board 7 as early as possible.

Referring to fig. 6, as a specific embodiment of the lamp heat dissipation structure provided by the present invention, the front plate surface of the limiting plate 402 is flush with the front end surface of the positioning groove 5. Limiting plate 402 is directly laminated to the back plate surface of light source plate 7, can directly absorb and transmit the heat that light source plate 7 produced, with heat transfer to radiating fin 2, is favorable to improving the radiating efficiency.

Referring to fig. 1, 7 to 15, the present invention further provides a high dome lamp, which includes the above lamp heat dissipation structure.

The utility model provides a radiating fin on high dome lamp backshell equipment simple process can effectively improve the holistic packaging efficiency of high dome lamp, reduces lamps and lanterns manufacturing cost.

Referring to fig. 1, 7 to 14, as a specific embodiment of the high dome lamp provided by the present invention, the high dome lamp further includes a lamp shade 6, a light source plate 7, a driving box 8, a driving plate 9, a mounting seat 10 and a connector 11; the driving plate 9 is arranged in the driving box 8, and the driving box 8, the rear shell 1, the light source plate 7 and the lampshade 6 are sequentially arranged from back to front; the mount pad 10 is located 8 rear sides of drive box, is equipped with first external screw thread structure 12 on the mount pad 10, is equipped with on the connector 11 with first external screw thread structure 12 complex internal thread structure. The connection mode provided by the connector 11 can be set according to different installation environments, for example, the connector can be a hoisting connector, a screw installation connector, a ceiling connector and the like, and the connector and the installation seat are detachably connected through a threaded connection structure, so that different connectors can be conveniently switched according to different installation requirements, the applicability of the lamp to the installation environment is improved, and the problem of limited use of the lamp is avoided; meanwhile, the threaded connection structure between the connecting body 11 and the mounting seat 10 is simple and compact, the stability after connection is good, and the processing and the manufacturing are convenient; in addition, the driving box 8 is arranged outside the space formed by the enclosure of the rear shell 1 and the lampshade 6, so that the light and thin design of the lamp is facilitated, and the lamp is convenient to mount and more attractive.

Please refer to fig. 1, fig. 7 to fig. 12, as a specific embodiment of the high dome lamp provided by the present invention, the driving box 8 includes a driving box body 801 and a driving front cover 802, the driving box body 801 opens forward, and the edge of the front opening is provided with a fool-proof groove 25, the driving front cover 802 covers the front opening of the driving box body 801, and the edge is provided with a fool-proof protrusion 26 connected with the fool-proof groove 25, so as to play the fool-proof role and improve the assembly efficiency of the driving box 8.

Referring to fig. 10, as a specific embodiment of the high dome lamp provided by the present invention, the connector 11 includes a first sleeve 1101 and a contact portion 1102, an internal thread structure is disposed on an inner wall of the first sleeve 1101, a second external thread structure 1103 is disposed on an outer wall of the first sleeve 1101, and the contact portion 1102 is disposed at a rear end of the first sleeve 1101. The connector 11 is screw socket formula connection structure, just can fix lamps and lanterns on the wall body through revolving connector 11 soon, simple to operate, and the security is high, can satisfy the requirement of special illumination occasion to the security. Specifically, the contact 1102 taper member, the connector 11, conforms to a standard e40 light head, facilitating installation.

It should be noted that in this structure, some conductive structures, such as wires, etc., extend from the driving box 8 and are electrically connected to the contact portion 1102 and/or the first sleeve 1101, so that the lamp body can be effectively supplied with power after being installed in place.

Optionally, after the first sleeve 1101 and the mounting base 10 are screwed in place, the first sleeve 1101 may be further fixed on the lamp driving box 8 by rivet riveting or threaded connection, so as to prevent the first sleeve 1101 and the mounting base 10 from rotating when the lamp is mounted, which may cause poor contact.

Referring to fig. 1 and 7 to 9, as a specific embodiment of the high dome lamp provided by the present invention, the connector 11 includes a second sleeve 1104 and a hoisting member 1105, an inner wall of the second sleeve 1104 is provided with an internal thread structure, the hoisting member 1105 is disposed at a rear end of the second sleeve 1104, and the second sleeve 1104 is provided with a first wire passing hole 1106. The hoisting mode is a high-frequency installation mode in the installation of the high dome lamp, the hoisting structure provided by the connector 11 can meet the installation requirement, and the wire passes through the first wire passing hole 1106 to realize the conductive connection between the lamp body and the outside.

Specifically, the hoisting member 1105 may be a hoisting ring, a boom, or the like, and may satisfy the installation requirements of a hoist chain, a hoist rope, and a boom.

Referring to fig. 1, 7 to 9, as a specific embodiment of the high dome lamp provided by the present invention, a first fixing hole 1107 is disposed at the rear end of the second sleeve 1104, a second fixing hole 13 corresponding to the first fixing hole 1107 is disposed on the mounting base 10, and the first fixing hole 1107 and the second fixing hole 13 are fixed by a threaded connection piece or a riveting piece. After the second sleeve 1104 and the mounting seat 10 are screwed in place, relative rotation may still occur, and then the threaded connection position is loosened, so that the reliability of connection between the second sleeve 1104 and the mounting seat 10 can be effectively improved and safety accidents are avoided by further fixing through a threaded connection piece or a riveting piece.

Referring to fig. 9, as an embodiment of the high dome lamp provided by the present invention, the mounting base 10 is a tubular structure, and the rear end of the side wall of the mounting base 10 is provided with a clearance gap 14 corresponding to the first wire passing hole 1106. The cylindrical structure facilitates the outward wiring of the driving box 8, and simultaneously, the weight of the mounting seat 10 can be reduced; because the second sleeve 1104 is smaller in size, the first wire passing hole 1106 is arranged closer to the edge of the second sleeve 1104, so that the wire is prevented from being extruded after the mounting base 10 and the second sleeve 1104 are mounted in place, and the avoiding gap 14 provides a routing space for the wire.

As a specific implementation of the high dome lamp, not shown in the figure, connector 11 includes the third sleeve and inhales the top member, is equipped with the internal thread structure on the telescopic inner wall of third, inhales the top member and locates third sleeve rear end. A third wire passing hole is formed in the third sleeve. The ceiling component provides more mounting options for the lamp, and the lead passes through the third wire passing hole so as to achieve the purpose of normally supplying power to the lamp. Similarly, the third sleeve may be further fixed by a rivet or a threaded connector after being screwed to the mounting seat 10, so as to prevent the third sleeve from being loosened from the mounting seat 10, which is not described herein again.

Referring to fig. 9 and 11, as a specific embodiment of the high dome lamp provided by the present invention, a cone 15 protruding backward is disposed at the rear side of the driving box 8, a second wire passing hole 16 is disposed on the cone 15, and the mounting seat 10 is disposed corresponding to the cone 15. Conical body 15 provides the guide effect to the wire that outwards stretches out in driving box 8, makes things convenient for the threading, simultaneously, can carry out the shutoff of second line hole 16 through the encapsulating in conical body 15 inboard and/or outside.

Referring to fig. 2, 7, 12 to 14, as a specific embodiment of the high dome lamp provided by the present invention, a second buckle 17 is disposed at the front side of the driving box 8, and a second bayonet 18 corresponding to the second buckle 17 is disposed on both the rear housing 1 and the lamp cover 6. The pre-positioning between the rear shell 1 and the lampshade 6 and the driving box 8 is realized through clamping, the subsequent assembly fixing efficiency is improved, and meanwhile, the lampshade 6 is prevented from deforming during assembly.

Referring to fig. 2, 7, 12 to 14, as a specific embodiment of the high dome lamp of the present invention, a limiting rib 19 is disposed on the front side of the driving box 8, and a limiting opening 20 corresponding to the limiting rib 19 is disposed on the rear housing 1. Spacing muscle 19 and the cooperation of second buckle 17 are favorable to fixed backshell 1 for the centraxonial angle of drive box 8, avoid taking place the displacement after the joint.

Referring to fig. 2, 7, 12 to 14, as a specific embodiment of the high dome lamp provided by the present invention, the rear case 1 and the lamp cover 6 are respectively provided with a second bayonet 18, the second bayonet 18 is a circular hole, the second bayonet 17 and the limiting rib 19 are annularly and alternately arranged, and the limiting opening 20 is arranged around the middle axis of the second bayonet 18. Specifically, the central position of the rear shell 1 and the central position of the lampshade 6 are respectively provided with a second buckle 17, the stress is uniform after clamping, the rear shell 1 and the lampshade 6 are not easy to deform, and the occupied space is small; the limiting opening 20 is not formed in the lampshade 6, so that the mounting requirement is met, and the lampshade is more attractive.

It should be noted that, for the installation that light source board 7 can be convenient, also corresponding in the middle part of light source board 7 has seted up second buckle 17 and spacing opening 20, and the effect is similar with setting up on backshell 1, and no longer the repeated description here.

Referring to fig. 12 to 14, as a specific embodiment of the high dome lamp provided by the present invention, the driving box 8 is opened at the middle of the front side, the heat dissipation plate 21 is disposed at the front side of the opening, the enclosure plates 22 are disposed between the heat dissipation plate 21 and the driving box 8, the heat dissipation plate 18 is provided with the through holes 23, the plurality of enclosure plates 22 have gaps therebetween, the second fasteners 17 are disposed in the gaps, and the limiting ribs 20 are disposed on the outer side surfaces of the enclosure plates 22. The gap not only provides the accommodating space of the second buckle 17, but also communicates with the inner space and the outer space of the driving box 8, and is matched with the through hole 23, so that heat emitted by the driving plate 9 and the light source plate 7 is outwards radiated through the gap and the through hole 23, and the heat radiation effect is jointly realized.

Wherein, the clearance not only plays the radiating effect, can also make the wire pass, and then makes drive plate 9 and light source board 7 pass through wire electrical connection, and the structure sets up simply rationally, make full use of lamps and lanterns inner space.

Referring to fig. 1, 7, 11 and 12, as an embodiment of the high dome lamp provided by the present invention, in order to further improve the heat dissipation efficiency of the driving box 8, the periphery of the driving box 8 is provided with heat dissipation ribs 24.

Referring to fig. 1, 7, 14 and 15, as a specific embodiment of the high dome lamp provided by the present invention, the lampshade 6 includes a front cover 601 and a side cover 602 disposed at the periphery of the front cover 601, the side cover 602 protrudes forward from the front end surface of the front cover 601 and is integrally disposed with the front cover 601, the second buckle 17 is disposed at the middle portion of the front cover 601, and the inner diameter of the side cover 602 is gradually reduced from front to back. The lampshade 6 forms a turn-up structure, so that light can be emitted downwards, light can be diffused upwards, the ceiling can be slightly illuminated, and different lighting effects can be provided. The integrated structure of the front cover body 601 and the side cover body 602 enables the lampshade 6 to be manufactured through one set of die, simplifies the manufacturing process and reduces the manufacturing cost.

Please refer to fig. 14 and fig. 15, as a specific embodiment of the high dome lamp provided by the present invention, the inner side of the rear edge of the front cover 601 is provided with a clamping protrusion, the outer edge of the rear shell 1 protrudes backwards, the rear edge of the front cover 601 is sleeved on the periphery of the outer edge of the rear shell 1, and the clamping protrusion is clamped on the rear end surface of the outer edge of the rear shell 1, so that the lampshade 6 and the rear shell 1 are effectively fixed.

Referring to fig. 14 and 15, as an embodiment of the high dome lamp provided by the present invention, the inner surface of the side cover 602 is provided with micro-structural ribs 603, and the micro-structural ribs 603 make the radial cross section of the inner surface of the side cover 602 wavy. The microstructure ribs 603 are used for gathering light downwards, so that a light gathering effect is achieved, and the illumination brightness is improved; meanwhile, the uneven structure of the inner surface of the side cover body 602 is not easy to attach dust, and the dustproof effect is achieved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Lamps and lanterns heat radiation structure, its characterized in that includes:

the rear shell is provided with a bayonet; and

2. The lamp heat dissipation structure of claim 1, wherein the snap member comprises:

3. The lamp heat dissipation structure of claim 2, wherein the clips are disposed on two sides of the heat dissipation fins in a staggered manner along a predetermined path, and the predetermined path is parallel to a long axis of the bayonet.

4. The lamp heat dissipation structure of claim 3, wherein the heat dissipation fins comprise:

the two side plates are arranged oppositely; and

the rear plate is connected to the rear ends of the two side plates;

5. The lamp heat dissipation structure of claim 4, wherein the two side plates are disposed parallel to each other.

6. The lamp heat dissipation structure of claim 4, wherein a plurality of heat dissipation holes are formed in the back plate.

7. The lamp heat dissipation structure of claim 6, wherein a plurality of the heat dissipation holes are distributed along the predetermined path.

8. The lamp heat dissipation structure of any one of claims 2 to 7, wherein the rear housing has a positioning groove opened toward the front side of the rear housing, the bayonet is disposed at the bottom of the positioning groove, and the position-limiting plate is configured to be clamped in the positioning groove.

9. The lamp heat dissipation structure of claim 8, wherein the front plate surface of the limiting plate is flush with the front end surface of the positioning groove.

10. A high dome lamp comprising the lamp heat dissipating structure of any one of claims 1-9.