CN102278718A

CN102278718A - Structure of heat dissipation lamp holder of light emitting diode (LED) projection lamp

Info

Publication number: CN102278718A
Application number: CN201110260269XA
Authority: CN
Inventors: 黄崇贤
Original assignee: Dongguan Hanxu Hardware Plastic Technology Co Ltd
Current assignee: Dongguan Hanxu Hardware Plastic Technology Co Ltd
Priority date: 2011-09-05
Filing date: 2011-09-05
Publication date: 2011-12-14
Anticipated expiration: 2031-09-05
Also published as: CN102278718B

Abstract

The invention relates to structural design of a heat dissipation lamp holder of a light emitting diode (LED) projection lamp. The heat dissipation lamp holder mainly comprises a heat dissipation tube, a heat dissipation fin group, a heat dissipation tray and a lamp shade, wherein the heat dissipation fin group is densely encircled by a plurality of fins and combined with the heat dissipation tube; the structure is characterized in that: one end of the heat dissipation tube is correspondingly and tightly combined with the heat dissipation tray and a wide inbuilt surface is formed by using tight combination, so that a plurality of LED luminous units can be supported and combined; furthermore, the lamp shade is fixedly combined with the heat dissipation tray to form the heat dissipation lamp holder of the LED projection lamp for supporting and combining more LED luminous units.

Description

The thermal louver holder structure of LED projecting lamp

Technical field

The present invention system provides a kind of heat radiation lamp socket designs of LED projecting lamp, and an end of its radiating tube is to be close-fitting to combine with the heat radiation pallet, and constitutes one broad built-in and more LED luminescence unit bearing combinations can be provided.

Background technology

LED throws light fixture, though have the low power consumption characteristic, but the LED luminescence unit is heat-resisting low, therefore must manage to solve its high temperature heat dissipation problem, the known heat radiation lamp socket that is used in the LED light fixture is because radiating effect is not good, for avoiding causing superheating phenomenon, event also is not suitable for installing too many group of LED luminescence unit, is so that low illumination can only be provided.

Known LED projection light fixture mainly is to comprise heat radiation lamp socket, LED luminescence unit and an electrical connector, and this electrical connector also can cooperate an insulating sleeve and serve as a contrast the inwall of being located at the heat radiation lamp socket, to reach the effect that is electrically insulated; But the structure of known heat radiation lamp socket, mainly be to adopt mold casting forming, it is one-body molded that its radiating fin together with the pedestal outer wall is all the metal die casting, so not only weight is very heavy for the heat radiation shell block, and the quantity of radiating fin is also extremely limited, can't form dense distribution, radiating effect causes the LED light fixture both heavy and with high costs not as expection.

But or also utilize the transplanting of radiating fin dense distribution to be located at a radiating tube to constitute a heat radiation shell block, but this kind heat radiation shell block is little because of the tubing string diameter of radiating tube, the historical facts or anecdotes border can be also narrow and small relatively for the spatial area that holds bearing LED luminescence unit, can only install a limited number of LED luminescence units, so its illuminating effect that provides is not desirable to the greatest extent yet.

Summary of the invention

The present invention's main purpose, it is the thermal louver holder structure design that is to provide a kind of LED projecting lamp, system comprises a radiating tube, one radiating fin group, an one heat radiation pallet and a lampshade, radiating fin group system with plural fin intensive around and transplanting is incorporated into radiating tube, it particularly makes an end of radiating tube be mutual corresponding close-fitting combination with heat radiation pallet system, utilize this close-fitting in conjunction with constituting one broad built-in, in order to provide more a plurality of LED luminescence units bearable combination, form one and have the LED projecting lamp heat radiation lamp socket of more LED luminescence units, and then can produce better illuminating effect.

The present invention's secondary objective, it is the thermal louver holder structure design that is to provide a kind of LED projecting lamp, wherein, the one end system of this radiating tube can form class's protuberance, the heat radiation pallet is then offered a mesopore that can mate this class's protuberance relatively, so can form the close-fitting combination of mutual correspondence, finish combining of radiating tube and the pallet that dispels the heat fast, and constitute one broad built-in.

The present invention's another purpose, it is the thermal louver holder structure design that is to provide a kind of LED projecting lamp, wherein, this heat radiation tray bottom also can be a central spud, one end of radiating tube then is relative hollow bulb, so can form the close-fitting combination of mutual correspondence, finish combining of radiating tube and the pallet that dispels the heat fast, and constitute one broad built-in.

The present invention's a purpose again, be the thermal louver holder structure design that is to provide a kind of LED projecting lamp, wherein, the abutment wall inwall of this heat radiation pallet and the jointing edge wall of lampshade, system can be respectively equipped with corresponding inserted structure, combines with the packing of lampshade in order to finish the heat radiation pallet fast.

Another object of the present invention, be the thermal louver holder structure design that is to provide a kind of LED projecting lamp, wherein, the abutment wall inwall of this heat radiation pallet and the jointing edge wall of lampshade, system can be respectively equipped with corresponding socket structure, combines with the gluing of lampshade in order to finish this heat radiation pallet fast.

Description of drawings

Fig. 1 is an exploded perspective view of the present invention.

Fig. 2 is the stereogram of exploded for the present invention.

Fig. 3 for the present invention in lampshade in conjunction with preceding exploded perspective view.

Fig. 4 is compound section figure of the present invention.

Fig. 5 is a top view of the present invention.

Fig. 6 is the A-A profile of Fig. 5.

Fig. 7 is the sectional schematic diagram of the present invention's state before combination.

Fig. 8 to Figure 14 is that illustration is implemented in other equivalence of the present invention.

Figure 15 cooperates electrical connector to form the stereoscopic figure of a LED projecting lamp for the present invention.

The drawing reference numeral explanation:

Radiating tube 1,1a

Radiating fin group 2

Heat radiation pallet 3,3a, 3b, 3c, 3d, 3e

Lampshade 4,4a, 4d, 4e

LED luminescence unit 5

Electrical connector 6

Built-in F

Caulking groove 11

Class's protuberance 12

Line hole 121

Hollow bulb 13a

Radiating fin 21

Tabs 211

Mesopore 31

Ringwall 311

The embedding ditch 32(32a of portion)

Central spud 33b(33c)

The 41(41a of hook portion).

The specific embodiment

Below in conjunction with the accompanying drawing and the specific embodiment the present invention is further described.

As Fig. 1 to shown in Figure 6, the present invention's " the thermal louver holder structure of LED projecting lamp " design of doing, it mainly comprises a radiating tube 1, a radiating fin group 2, a heat radiation pallet 3 and a lampshade 4, wherein:

Radiating tube 1, it is a hollow tube, and offer a plurality of adjacent caulking grooves 11 in the body periphery wall, form intensive transplanting combination for plurality of radiating fins 21, the one end system of this radiating tube 1 can be for being mutual corresponding close-fitting combination with following heat radiation pallet 3, shown in Fig. 1 embodiment, an end of this radiating tube 1 system can be class's protuberance 12, and offers a plurality of lines hole 121;

One radiating fin group 2, be by plurality of radiating fins 21 intensive around and transplanting is incorporated into the periphery wall of radiating tube 1 is constituted, but described radiating fin 21 is not limited to given shape;

Heat radiation pallet 3, it is a discoid body, system can form mutual corresponding close-fitting combination with an end of radiating tube 1, shown in Fig. 1 embodiment, this heat radiation pallet 3 is to offer a mesopore 31 that can mate class's protuberance 12 relatively, make class's protuberance 12 of radiating tube 1 have tolerance dimension with mesopore 31, so correspondence is finished radiating tube 1 and is combined with the close-fitting of the pallet 3 that dispels the heat mutually can utilize tolerance, and constitutes a broad built-in F(such as a Fig. 2);

One lampshade 4, for having light transmission, as adopting glass or plastics or other suitable light-transmitting materials, and be covered be incorporated into heat radiation pallet 3(such as Fig. 3,4);

LED projecting lamp heat radiation lamp socket (as Fig. 5) according to above-mentioned radiating tube 1, radiating fin group 2, heat radiation pallet 3 and lampshade 4 compositions, system utilizes an end of radiating tube 1 to form close-fitting with heat radiation pallet 3 and combines, and constitute a built-in broad F, so can provide more a plurality of LED luminescence unit 5 bearing combinations.

Fig. 1 or shown in Figure 5, the radiating fin 21 of above-mentioned radiating fin group 2, system can be provided with the tabs 211 that is vertical configuration at the suitable chosen place of contact heat radiation pallet 3 bottom surfaces, and adjacent around and constitute one the circle anchor ring, enclose the bottom surface that anchor ring can directly touch heat radiation pallet 3 by this, in order to increase contact area, strengthen its heat conduction and radiating effect.

Above-mentioned radiating tube 1 is in the line hole 121 that an end class protuberance 12 is offered, its be the distribution of specializing in LED luminescence unit 5 by and can enter in the radiating tube 1.

Design according to the present invention, it mainly is to make an end of radiating tube 1 be mutual corresponding close-fitting combination with heat radiation pallet 3, and utilize this close-fitting in conjunction with and can constitute a broad built-in F who paves, so the bearing combination of more a plurality of LED luminescence units 5 can be provided, the LED projecting lamp heat radiation lamp socket of forming bearable more LED luminescence units is so can produce better illuminating effect.

Fig. 7 or Fig. 8 embodiment, the mesopore 31 of above-mentioned heat radiation pallet 3, it is the ringwall 311 that can be provided with relative extension in mesopore 31 bottom surfaces, and combines with class's protuberance 12 formation close-fittings of radiating tube 1.

Fig. 7 and Fig. 8 system discloses two kinds of heat radiation pallet 3(3a respectively) with lampshade 4(4a) equivalent embedded structure, all be to utilize the corresponding embedding ditch 32(32a of portion) with the 41(41a of hook portion), and finish heat radiation pallet 3(3a fast) with lampshade 4(4a) packing combine.So in the present invention, the combination of described heat radiation pallet 3 and lampshade 4 is to be respectively equipped with corresponding inserted structure, can finishes heat radiation pallet 3 fast and combine with the packing of lampshade 4.

As Fig. 9 and two kinds of embodiment shown in Figure 10, the mesopore 31 of above-mentioned heat radiation pallet 3 also can be a simple mesopore 31, still can form close-fitting with class's protuberance 12 of radiating tube 1 and combine.

In like manner as can be known, as Figure 11 or two kinds of equivalent embodiment shown in Figure 12, this heat radiation pallet 3b(3c) bottom also can be embodied as a central spud 33b(33c), radiating tube 1a one end then is embodied as a relative hollow bulb 13a, make hollow bulb 13a and the central spud 33b(33c of radiating tube 1a) all have a tolerance dimension, so can utilize the mutual tolerance corresponding and finish the radiating tube 1a and the pallet 3b(3c that dispels the heat fast) close-fitting combine, and constitute one and have identical broad built-in.

As Figure 13 and two kinds of equivalent embodiment shown in Figure 14, described heat radiation pallet 3d(3e) with lampshade 4d(4e) combination, it also can be at heat radiation pallet 3d(3e) abutment wall inwall and lampshade 4d(4e) the jointing edge wall, be respectively equipped with corresponding socket structure, so can be with the pallet 3d(3e that dispels the heat) with lampshade 4d(4e) impose fast that gluing combines.

As shown in figure 15, system discloses heat radiation lamp socket of the present invention, system can include an insulating sleeve in conjunction with an electrical connector 6(in the transplanting of the rear end of radiating tube), constitute the configuration of a LED projecting lamp by this, this electrical connector 6 of thought or its inner insulating sleeve, because of belonging to the application of known techniques, so do not state in addition.

According to design spirit of the present invention, in like manner as can be known, described radiating tube 1 is in also adopting solid body to replace in case of necessity, and for example the end at solid body forms a close-fitting groove, form mutual close-fitting in order to opposite end and combine, from also belonging to feasible embodiment with the heat radiation pallet; The tubular form of described even radiating tube 1 is not exceeded with the pipe body yet, for example triangle, quadrangle, polygon or other geometry also in like manner all can adopt, there is no particular restriction, and the shape of fin, size or specification, or the arrangement form of fin, also unqualified necessity certainly changes arbitrarily, so the technical characterictic of this case is not all still taken off in all simple change or equivalent replacement behaviors of doing based on constructed content.

Claims

1. the thermal louver holder structure of a LED projecting lamp, it mainly comprises a radiating tube, a radiating fin group, a heat radiation pallet and a lampshade, it is characterized in that:

Radiating tube lies in the body periphery wall in conjunction with plurality of radiating fins, and the end system of this radiating tube is the close-fitting combination of mutual correspondence for the heat radiation pallet;

One radiating fin group, be by plurality of radiating fins intensive around and transplanting is incorporated into the periphery wall of radiating tube;

The heat radiation pallet is a discoid body, is to form mutual corresponding close-fitting combination with an end of radiating tube, and constitutes one broad built-in;

One lampshade for having light transmission, and is covered with and is incorporated into the heat radiation pallet;

According to the LED projecting lamp heat radiation lamp socket that above-mentioned radiating tube, radiating fin group, heat radiation pallet and lampshade are formed, be to utilize an end of radiating tube to combine broad built-in that is constituted, in order to a plurality of LED luminescence unit bearing combinations to be provided with heat radiation pallet close-fitting.

2. the thermal louver holder structure of LED projecting lamp according to claim 1, it is characterized in that: the end system of this radiating tube is class's protuberance, and heat radiation pallet system offers a mesopore that can mate this class's protuberance relatively, and the class's protuberance that makes radiating tube and mesopore can be corresponding mutually and finish radiating tube and combine with the close-fitting of the pallet that dispels the heat.

3. as the thermal louver holder structure of LED projecting lamp as described in the claim 2, it is characterized in that: this radiating tube lies in class's protuberance and offers a plurality of lines hole.

4. the thermal louver holder structure of LED projecting lamp according to claim 1, it is characterized in that: the radiating fin of this radiating fin group ties up to contact heat radiation tray bottom surface place and is provided with the tabs that is vertical configuration.

5. as the thermal louver holder structure of LED projecting lamp as described in the claim 4, it is characterized in that: this tabs be adjacent around and constitute a circle anchor ring.

6. the thermal louver holder structure of LED projecting lamp according to claim 1, it is characterized in that: this heat radiation pallet lies in the ringwall that the mesopore bottom surface is provided with relative extension, and forms close-fitting with radiating tube and combine.

7. the thermal louver holder structure of LED projecting lamp according to claim 1, it is characterized in that: this heat radiation pallet and lampshade system are respectively equipped with corresponding inserted structure, make the lampshade packing be incorporated into the heat radiation pallet.

8. the thermal louver holder structure of LED projecting lamp according to claim 1, it is characterized in that: the bottom of this heat radiation pallet is a central spud, and an end of radiating tube is a relative hollow bulb, and the relative hollow bulb that makes central spud and the radiating tube of heat radiation pallet can be corresponding mutually and finish the pallet that dispels the heat and combine with the close-fitting of radiating tube.

9. the thermal louver holder structure of LED projecting lamp according to claim 1 is characterized in that: at the abutment wall inwall and the jointing edge wall of lampshade of heat radiation pallet, be respectively equipped with corresponding socket structure, make the pallet that dispels the heat can impose gluing with lampshade and combine.

10. the thermal louver holder structure of LED projecting lamp according to claim 1 is characterized in that: form a LED projecting lamp in the transplanting of the rear end of radiating tube in conjunction with an electrical connector.