CN108167672A - Efficient heat dissipation lamps - Google Patents

Abstract

The invention discloses a high-efficiency heat dissipation type lamp which comprises a lampshade, a support body, a driving plate, a radiator and an annular lamp panel, wherein the support body is provided with a support frame; the lampshade is provided with a containing space with a downward opening; the bracket body is arranged in the accommodating space and comprises a hollow cylinder body and a cover plate which are integrally formed and connected, and a closed chamber is arranged in the hollow cylinder body; the driving plate is arranged in the closed cavity; the radiator is sleeved at the lower end of the hollow column and is fixedly connected with the bottom of the cover plate, and the radiator comprises an outer radiating shell; the device comprises a first horizontal annular plate and a first vertical annular plate; through constituting outer heat dissipation casing by first horizontal annular plate and first vertical annular plate to the cooperation sets up vent and each louvre, with the air convection effect that realizes fine, looses the heat that the annular lamp plate produced fast, and the radiating effect is better, does benefit to the life of extension lamps and lanterns, and this product simple structure is light and handy, and it is easy to make, and is with low costs, is worth using widely.

Description

Efficient heat dissipation lamps

technical field

The invention relates to the technology in the field of lamps, in particular to a high-efficiency heat dissipation lamp.

Background technique

LED is called the fourth-generation lighting source or green light source. It has the characteristics of energy saving, environmental protection, long life, and small size. It can be widely used in various indications, displays, decorations, backlights, general lighting and urban night scenes.

However, LED lamps, especially high-power LED lamps, generate a large amount of heat energy while emitting light energy. Most of the existing LED lamps use heavy metal castings, fans, and even cooling devices to solve the heat dissipation problem, which has high cost and long service life. Shortcomings, and the effect of heat dissipation is not good, which seriously affects the service life of LED lamps due to heat generation.

Contents of the invention

In view of this, the present invention addresses the deficiencies in the prior art, and its main purpose is to provide a high-efficiency heat dissipation lamp, which can effectively solve the problems of poor heat dissipation and high cost of the existing LED lamps.

To achieve the above object, the present invention adopts the following technical solutions:

A high-efficiency heat-dissipating lamp, including a lampshade, a bracket body, a drive plate, a radiator and an annular lamp board; the lampshade has a storage space with an opening facing downward; the bracket body is arranged in the storage space, and the bracket body includes Connected hollow cylinder and cover plate, the hollow cylinder has a closed chamber, the cover plate is set on the outside of the hollow cylinder, the upper and lower surfaces of the cover plate are penetrated and covered with ventilation slots; the drive plate is set in the closed chamber ;

The radiator is sleeved on the lower end of the hollow cylinder and fixedly connected with the bottom of the cover plate. The radiator includes an outer heat dissipation shell; the outer heat dissipation shell is made of heat dissipation material, and it includes a first horizontal annular plate and a first vertical to the annular plate; the center of the first horizontal annular plate has a first air vent, the lower end of the hollow cylinder is suspended in the first air vent, and the outer peripheral bottom of the first horizontal annular plate has an annular mounting surface, the first horizontal annular A plurality of first cooling holes are formed through the upper and lower surfaces of the inner peripheral edge of the plate, and the plurality of first cooling holes are densely arranged in a circular shape, and the annular mounting surface is located on the periphery of the plurality of first cooling holes; the first vertical annular plate is in the The outer edge of the first horizontal annular plate integrally extends upwards, and the first vertical annular plate and the first horizontal annular plate enclose a first accommodating cavity with an opening facing upwards, and the inner and outer sides of the first vertical annular plate pass through to form There are a plurality of second cooling holes, and the plurality of second cooling holes are densely arranged in a circumferential manner and cover the first vertical annular plate; the annular lamp plate is fitted and fixed on the annular mounting surface and is conductively connected with the driving plate.

As a preferred solution, a plurality of arc-shaped reinforcing plates are integrally formed and connected between the upper end side of the hollow cylinder and the upper surface of the cover plate, and the plurality of arc-shaped reinforcing plates are arranged at intervals.

As a preferred solution, a lamp cap is provided on the upper end of the hollow cylinder, and the lamp cap is conductively connected with the driving board and exposed on the top of the lampshade.

As a preferred solution, it further includes at least one inner heat dissipation casing, the inner heat dissipation casing is embedded in the first accommodating cavity, and the inner heat dissipation casing is also made of heat dissipation material, which includes a second horizontal annular plate and a second vertical towards the annular plate; the second horizontal annular plate is stacked on the first horizontal annular plate, and the center of the second horizontal annular plate has a second ventilation opening, the second ventilation opening communicates with the first ventilation opening up and down, and the second A plurality of third cooling holes are formed through the upper and lower surfaces of the inner peripheral edge of the horizontal annular plate, and the plurality of third cooling holes are densely arranged in a circumferential manner and communicate with the aforementioned plurality of first cooling holes; The outer edge of the second horizontal annular plate integrally extends upwards, and the second vertical annular plate and the second horizontal annular plate enclose a second accommodating chamber with the opening facing upwards. The aforementioned first vertical annular plate is located in the second vertical To the periphery of the annular plate, a plurality of fourth heat dissipation holes are formed through the inner and outer sides of the second vertical annular plate. The four cooling holes communicate with the plurality of second cooling holes.

As a preferred solution, the inner heat dissipation housing is an aluminum alloy stamping part.

As a preferred solution, a plurality of first fixing ears extend from the circumference of the first ventilation opening at intervals, each first fixing ear is provided with a first fixing hole, and the circumference of the second ventilation opening extends how many times at intervals. A second fixing ear, each second fixing ear is provided with a second fixing hole, a plurality of second fixing ears are stacked on the corresponding first fixing ears respectively, and pass through the first fixing holes and the second fixing ears by screws The fixing holes are fixedly connected together.

As a preferred solution, a thermally conductive adhesive layer is sandwiched between the first horizontal annular plate and the second horizontal annular plate.

As a preferred solution, there are multiple inner heat dissipation shells, and the multiple inner heat dissipation shells are nested inside and outside.

As a preferred solution, the outer heat dissipation shell is an aluminum alloy stamping part.

As a preferred solution, a ring-shaped transparent cover is fixed on the ring-shaped installation surface, and the ring-shaped transparent cover covers the ring-shaped lamp panel.

Compared with the prior art, the present invention has obvious advantages and beneficial effects. Specifically, it can be known from the above technical solutions:

1. The outer heat dissipation shell is composed of the first horizontal annular plate and the first vertical annular plate, and the vents and heat dissipation holes are arranged in conjunction with each other to achieve a good air convection effect and quickly dissipate the heat generated by the annular light plate In addition, the heat dissipation effect is better, which is beneficial to prolonging the service life of the lamp, and this product has a simple and light structure, is easy to manufacture, and has low cost, so it is worth popularizing and using.

2. By further providing at least one inner heat dissipation shell, the heat dissipation performance of the product is further improved, so that the use performance of the product is better.

In order to more clearly illustrate the structural features and functions of the present invention, the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is the perspective view of the assembly of the preferred embodiment of the present invention;

Fig. 2 is a schematic perspective view of assembly from another angle of a preferred embodiment of the present invention;

Figure 3 is an exploded view of a preferred embodiment of the present invention;

Fig. 4 is a partially assembled sectional view of a preferred embodiment of the present invention;

Fig. 5 is the perspective view of the assembly of the radiator in the preferred embodiment of the present invention;

Fig. 6 is a schematic perspective view of assembly from another angle of the radiator in a preferred embodiment of the present invention;

Figure 7 is an exploded view of the radiator in a preferred embodiment of the present invention;

Fig. 8 is an exploded view of another angle of the radiator in a preferred embodiment of the present invention;

Fig. 9 is a sectional view of the heat sink in a preferred embodiment of the present invention.

Explanation of the accompanying drawings:

10. Lampshade 11. Storage space

20. Support body 21. Hollow cylinder

22. Cover plate 23. Curved reinforcement plate

201. Airtight chamber 202. Ventilation slots

30. Driver board 40. Radiator

41. Outer cooling shell 411. First horizontal annular plate

412, the first vertical annular plate 401, the first air vent

402. Annular mounting surface 403. First cooling hole

404, the first accommodating cavity 405, the second cooling hole

406. Mounting hole 407. First fixing ear

408, the first fixing hole 42, the inner cooling shell

421, the second horizontal annular plate 422, the second vertical annular plate

401', the second air vent 402', the third cooling hole

403', the second accommodating chamber 404', the fourth cooling hole

405', second fixing ear 406', second fixing hole

43. Thermally conductive adhesive layer 50. Ring light board

60, lamp holder 70, annular transparent cover.

Detailed ways

Please refer to FIG. 1 to FIG. 9 , which show the specific structure of a preferred embodiment of the present invention, including a lampshade 10 , a bracket body 20 , a driving board 30 , a heat sink 40 and an annular lamp board 50 .

The lampshade 10 has a storage space 11 with an opening facing downward; the bracket body 20 is arranged in the storage space 11, the bracket body 20 includes a hollow cylinder 21 and a cover plate 22 integrally formed and connected, and the hollow cylinder 21 has a sealed In the chamber 201, the cover plate 22 is set on the outside of the hollow cylinder 21, and the upper and lower surfaces of the cover plate 22 are penetrated and covered with ventilation slots 202; the drive plate 30 is arranged in the airtight chamber 201; in this embodiment, The upper side of the hollow cylinder 21 and the upper surface of the cover plate 22 are integrally formed with a plurality of arc-shaped reinforcing plates 23, and the plurality of arc-shaped reinforcing plates 23 are arranged at intervals, so that the overall structure of the bracket body 20 is stable, and , the upper end of the hollow cylinder 21 is provided with a lamp cap 60, the lamp cap 60 is conductively connected with the driving board 30 and exposed on the top of the lampshade 10; and, the ventilation slot 202 is arc-shaped.

The radiator 40 is sheathed on the lower end of the hollow cylinder 21 and fixedly connected to the bottom of the cover plate 22 . Specifically, the radiator 40 includes an outer heat dissipation shell 41 .

The outer heat dissipation shell 41 is a heat dissipation material, which includes a first horizontal annular plate 411 and a first vertical annular plate 412; The lower end is suspended in the first air vent 401, the bottom of the outer peripheral edge of the first horizontal annular plate 411 has an annular mounting surface 402, and a plurality of first cooling holes 403 are formed through the upper and lower surfaces of the inner peripheral edge of the first horizontal annular plate 411. A plurality of first heat dissipation holes 403 are densely arranged in a circular manner, and the annular mounting surface 402 is located on the periphery of the plurality of first heat dissipation holes 403; Extending, the first vertical annular plate 412 and the first horizontal annular plate 411 enclose a first accommodating cavity 404 with an opening facing upwards, and a plurality of second heat dissipation holes are formed through the inner and outer sides of the first vertical annular plate 412 Holes 405 , the plurality of second cooling holes 405 are densely arranged in a circular shape and cover the first vertical annular plate 412 . In this embodiment, the outer heat dissipation shell 41 is an aluminum alloy stamping part, and a plurality of installation holes 406 are spaced apart on the annular installation surface 402. The plurality of first heat dissipation holes 403 are all arc-shaped, and the plurality of installation holes 406 Each of the second cooling holes 405 is elongated and extends obliquely.

It further includes at least one inner heat dissipation shell 42, the inner heat dissipation shell 42 is embedded in the first accommodating cavity 404, the inner heat dissipation shell 42 is also a heat dissipation material, and it includes a second horizontal annular plate 421 and a second vertical Annular plate 422; the second horizontal annular plate 421 is stacked on the first horizontal annular plate 411, and the center position of the second horizontal annular plate 421 has a second vent 401', and the second vent 401' is connected with the first vent 401 is connected up and down, and the upper and lower surfaces of the inner peripheral edge of the second horizontal annular plate 421 are formed with a plurality of third cooling holes 402 ′, which are densely arranged in a circumferential manner and are closely connected with the aforementioned plurality of cooling holes. The first cooling holes 403 communicate with each other; the second vertical annular plate 422 integrally extends upward from the outer edge of the second horizontal annular plate 421, and the second vertical annular plate 422 and the second horizontal annular plate 421 form an opening The second accommodating cavity 403' facing upwards, the aforementioned first vertical annular plate 412 is located on the periphery of the second vertical annular plate 422, and a plurality of fourth cooling holes 404 are formed through the inner and outer sides of the second vertical annular plate 422 ′, the plurality of fourth cooling holes 404 ′ are densely arranged in a circumferential manner and cover the second vertical annular plate 422 , and the plurality of fourth cooling holes 404 ′ communicate with the aforementioned plurality of second cooling holes 405 .

In this embodiment, the inner heat dissipation housing 42 is an aluminum alloy stamping part, and a plurality of first fixing ears 407 extend from the periphery of the first ventilation opening 401 at intervals, and each first fixing ear 407 is provided with a First fixing hole 408, a plurality of second fixing ears 405' extending from the periphery of the second ventilation opening 401' at intervals, each second fixing ear 405' is provided with a second fixing hole 406', a plurality of second fixing ears 405' The ears 405' are superimposed on the corresponding first fixing ears 407 respectively, and are fixedly connected together through the first fixing hole 408 and the second fixing hole 406' by screws (not shown in the figure). Moreover, the plurality of third cooling holes 402' are arc-shaped and communicate with the corresponding first cooling holes 403 up and down, and the plurality of fourth cooling holes 404' are elongated and vertically extending.

The ring-shaped light board 50 is attached and fixed on the ring-shaped installation surface 402 and is conductively connected with the driving board 30 .

And, a thermally conductive adhesive layer 43 is interposed between the first horizontal annular plate 411 and the second horizontal annular plate 421 .

In addition, there may be multiple inner heat dissipation shells 42 , and multiple inner heat dissipation shells 42 are nested inside and outside to further improve heat dissipation efficiency.

In addition, the annular mounting surface 402 is fixed with an annular transparent cover 70 , and the annular transparent cover 70 covers the annular lamp panel 50 .

The method of use of this embodiment is described in detail as follows:

When in use, the lamp holder 60 is installed and connected with the external lamp holder. After the power is turned on, the drive board 30 drives the ring lamp board 50 to light up. Part of the heat generated after the 50 is turned on is dissipated downwards, and the other part is transmitted to the inner heat dissipation shell 42 and the outer heat dissipation shell 41. Due to the setting of each vent and each heat dissipation hole, to form a good air convection, the inner The heat on the heat dissipation shell 42 and the outer heat dissipation shell 41 is quickly taken away to achieve a good heat dissipation effect.

The key point of the design of the present invention is: the outer heat dissipation shell is formed by the first horizontal annular plate and the first vertical annular plate, and the ventilation openings and the heat dissipation holes are arranged in cooperation to achieve a good air convection effect and quickly turn the ring light The heat generated by the board is dissipated, and the heat dissipation effect is better, which is beneficial to prolonging the service life of the lamp. Moreover, the product has a simple and light structure, is easy to manufacture, and has low cost, and is worthy of popularization and use.

The above descriptions are only preferred embodiments of the present invention, and do not limit the technical scope of the present invention in any way, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention are still valid. It belongs to the scope of the technical solutions of the present invention.

Claims (10)

1. a kind of high-efficient heat-dissipating lamps and lanterns, it is characterised in that：Include lampshade, stake body, driving plate, radiator and circular lamp Plate；The lampshade has a downward opening storage space；The stake body is set in storage space, stake body include one into The hollow cylinder and cover board of type connection, hollow cylinder is interior to have an airtight chamber, and cover board is placed on the outside of hollow cylinder, cover board Upper and lower surface runs through and being covered with has ventilation slot；The driving plate is set in airtight chamber；

The radiator muff-joint is set on the lower end of hollow cylinder and is fixedly connected with the bottom of cover board, and radiator includes outer radiation shell Body；The outer radiating shell is cooling material, includes first level annular slab and the first vertical annular slab；The first level ring The center of shape plate has the first ventilation opening, and the lower end of hollow cylinder is suspended from the first ventilation opening, first level annular slab Outer peripheral edge bottom has an annular mounting surface, and the inner peripheral upper and lower surface of first level annular slab is formed through multiple first and dissipates Hot hole, multiple first heat emission hole are in that all round types are densely arranged, and annular mounting surface is located at the periphery of multiple first heat emission holes；This One vertical annular slab is integrally extended upward in the outer edge of first level annular slab, the first vertical annular slab and first level ring Shape plate, which encloses, is configured to a first opening up accommodating cavity, and the interior lateral surface of the first vertical annular slab is formed through multiple second Heat emission hole, multiple second heat emission hole is densely arranged in all round types and is covered with the first vertical annular slab；Annular lamp plate fitting is solid It is scheduled on annular mounting surface and connection is connected with driving plate.

2. high-efficient heat-dissipating lamps and lanterns according to claim 1, it is characterised in that：The hollow cylinder upper side and cover board Upper surface between be integrally formed be connected with multiple arcs reinforcing plate, multiple arcs reinforcing plate is intervally arranged.

3. high-efficient heat-dissipating lamps and lanterns according to claim 1, it is characterised in that：The upper end of the hollow cylinder is provided with lamp The top for connecting and exposing to lampshade is connected with driving plate for head, the lamp cap.

4. high-efficient heat-dissipating lamps and lanterns according to claim 1, it is characterised in that：Further comprise having radiation shell at least one Body, interior radiating shell are embedded in the first accommodating cavity, interior radiating shell also for cooling material, include the second horizontal annular plate and Second vertical annular slab；The second horizontal annular plate, which is folded, to be located on first level annular slab, the centre bit of the second horizontal annular plate It puts with the second ventilation opening, face connects the second ventilation opening up and down with the first ventilation opening, on the inner peripheral of the second horizontal annular plate Lower surface is formed through multiple third heat emission holes, and multiple third heat emission hole is in that all round types are densely arranged and with aforesaid plurality of the One heat emission hole communicates with each other；The second vertical annular slab is integrally extended upward in the outer edge of the second horizontal annular plate, and second Vertical annular slab and the second horizontal annular plate enclose and are configured to a second opening up accommodating cavity, aforementioned first vertical annular slab position In the periphery of the second vertical annular slab, the interior lateral surface of the second vertical annular slab is formed through multiple 4th heat emission holes, this is more A 4th heat emission hole is densely arranged in all round types and is covered with the second vertical annular slab, multiple 4th heat emission holes and aforesaid plurality of second Heat emission hole connects.

5. high-efficient heat-dissipating lamps and lanterns according to claim 4, it is characterised in that：The interior radiating shell is aluminium alloy punching press Part.

6. high-efficient heat-dissipating lamps and lanterns according to claim 4, it is characterised in that：Prolong at the periphery interval of first ventilation opening Multiple first fixed ears are extended with, the first mounting hole is offered in every one first fixed ear, the periphery interval of the second ventilation opening is prolonged Multiple second fixed ears are extended with, the second mounting hole is offered in every one second fixed ear, multiple second fixed ears overlap respectively In corresponding first fixed ear, and pass through screw and be fixed together across the first mounting hole and the second mounting hole.

7. high-efficient heat-dissipating lamps and lanterns according to claim 4, it is characterised in that：The first level annular slab and the second water Heat-conducting glue layer is folded between flat annular slab.

8. high-efficient heat-dissipating lamps and lanterns according to claim 4, it is characterised in that：The interior radiating shell is multiple to be multiple It is nested together inside and outside interior radiating shell.

9. high-efficient heat-dissipating lamps and lanterns according to claim 1, it is characterised in that：The outer radiating shell is aluminium alloy punching press Part.

10. high-efficient heat-dissipating lamps and lanterns according to claim 1, it is characterised in that：The annular mounting surface is fixed with annular Translucent cover, the annular transparent cover cover circular lamp plate outside.