CN212252122U

CN212252122U - Bulb with radiator

Info

Publication number: CN212252122U
Application number: CN202020455081.5U
Authority: CN
Inventors: 邹勇; 邹伟
Original assignee: Guangdong Yanyang Lighting Co ltd
Current assignee: Guangdong Yanyang Lighting Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-12-29
Anticipated expiration: 2030-03-31

Abstract

The utility model provides a bulb with radiator, include: the radiator, the lamp holder back cover, the lamp holder, LED lamp pearl board and LED drive power supply, the central point department of putting of radiator is provided with the circuit and holds the cavity, the circuit holds being provided with a plurality of radiating fin all around of cavity, the edge department all around of radiator still is provided with a plurality of heat dissipation slotted hole, radiating fin uses the circuit to hold the cavity and be the form of dispersing as the center, the lamp holder back cover is provided with holds the protruding cavity of cavity assorted with the circuit, the lamp holder back cover is provided with the louvre that corresponds with the heat dissipation slotted hole, LED drive power supply can set up in the space of placing that the cavity and protruding cavity formed are held to the. The utility model provides a bulb with radiator, this bulb with radiator can be fine solution effectively solved because the radiating efficiency of radiator is not enough to fully dispel the heat to the bulb, and the problem that leads to the life reduction of bulb.

Description

Bulb with radiator

Technical Field

The utility model relates to the field of lamps and lanterns, in particular to bulb with radiator.

Background

When the high-power bulb shines, the bulb can send a large amount of heats, consequently need the radiator to dispel the heat, but the radiating efficiency of radiator on the market is often not enough to carry out abundant heat dissipation to the bulb now, consequently can reduce the life of bulb, is unfavorable for the sale and the popularization of product.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a bulb with radiator has effectively solved because the radiating efficiency of radiator is not enough to carry out abundant radiating to the bulb, and leads to the problem that the life of bulb reduces to market competition has been strengthened.

According to the utility model discloses a bulb with radiator of embodiment, include: the LED lamp comprises a radiator, a lamp cap rear cover, a lamp cap, an LED lamp bead plate and an LED driving power supply, wherein a circuit accommodating cavity is arranged at the center of the radiator, a plurality of radiating fins are arranged on the periphery of the circuit accommodating cavity, a plurality of radiating slotted holes are also formed in the edge of the periphery of the radiator, and the radiating fins are in a radiating shape by taking the circuit accommodating cavity as the center; the lamp cap rear cover is provided with a raised cavity matched with the circuit accommodating cavity, the lamp cap rear cover is provided with heat dissipation holes corresponding to the heat dissipation slots, and the lamp cap rear cover is arranged on one surface of the heat radiator, which is provided with the heat dissipation fins; the lamp holder is connected with the lamp holder rear cover; the LED lamp bead plates are arranged on the opposite surfaces of the radiating fins of the radiator; the LED driving power supply can be arranged in a placing space formed by the circuit accommodating cavity and the protruding cavity, and the LED driving power supply is electrically connected with the LED lamp bead plate.

According to the utility model discloses a bulb with radiator of embodiment has following beneficial effect at least: the heat radiator and the lamp cap rear cover are connected with each other, a heat dissipation groove hole is formed in the heat radiator, heat dissipation holes are formed in the lamp cap rear cover, cold air enters from the heat dissipation groove hole, the cold air absorbs heat through the LED driving power supply and becomes hot air, the hot air flows out of the heat dissipation holes, convection heat dissipation is formed, and heat dissipation efficiency is improved.

According to the utility model discloses a some embodiments, the utility model discloses still include the printing opacity cover, the printing opacity cover can install in being provided with of radiator in the one side of LED lamp pearl board.

According to the utility model discloses a some embodiments, the utility model discloses still include the reflector, the reflector can the joint in the printing opacity cover with the hookup location department of radiator.

According to the utility model discloses a some embodiments, the utility model discloses still include first fixed screw, the radiator through first fixed screw with lid interconnect behind the lamp holder.

According to the utility model discloses a some embodiments, the utility model discloses still include the second fixed screw, the radiator pass through the second fixed screw with LED lamp pearl board interconnect.

According to some embodiments of the invention, the lamp cap is an E40 screw cap.

According to some embodiments of the invention, the lamp cap is an E27 screw cap.

According to some embodiments of the invention, the first set screw is an M4 screw.

According to some embodiments of the invention, the second set screw is an M3 screw.

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

Drawings

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

fig. 1 is an exploded view of a lamp with a heat sink according to an embodiment of the present invention;

fig. 2 is a front view of a bulb with a heat sink in accordance with an embodiment of the present invention;

fig. 3 is a front view of a lamp with a heat sink without a reflector according to an embodiment of the present invention;

fig. 4 is a top view of a rear cap of a lamp head of a lamp with a heat sink according to an embodiment of the present invention;

fig. 5 is a top view of a heat sink of a lamp with a heat sink according to an embodiment of the present invention.

Reference numerals:

the LED lamp comprises a lamp cap 100, a first fixing screw 101, a lamp cap rear cover 102, an LED driving circuit 103, a radiator 104, an LED lamp bead plate 105, a second fixing screw 106, a light-transmitting cover 107, a reflecting cover 108, a circuit accommodating cavity 151, a protruding cavity 141, radiating holes 140, radiating slotted holes 152 and radiating fins 150.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by referring to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element 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.

In the description of the present invention, unless explicitly defined otherwise, the terms such as setting, installing, connecting, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention by combining the specific contents of the technical solutions.

Referring to fig. 1, a bulb with a heat sink according to an embodiment of the present invention includes: radiator 104, lamp holder back cover 102, lamp holder 100, LED lamp pearl board 105 and LED drive power supply 103.

The radiator 104, the central point department of radiator 104 is provided with circuit and holds cavity 151, circuit holds cavity 151 and is provided with a plurality of radiating fin 150 all around, the edge position department all around of radiator 104 still is provided with a plurality of heat dissipation slotted hole 152, radiating fin 150 uses circuit to hold cavity 151 as the center and is the form of dispersing, such setting can let the radiating heat that the drive circuit 103 sent can be abundant to be gone out from radiating fin 150, the radiating efficiency has been guaranteed, thereby can effectual performance and the life-span that improves the product.

Further, the shape and the number of the heat dissipation fins 150 can be adjusted according to different requirements, so that the cost performance of the product can reach the highest value, and the market competitiveness can be improved.

Lid 102 behind the lamp holder, lid 102 is provided with and holds the protruding cavity 141 of cavity 151 assorted with the circuit behind the lamp holder, lid 102 is provided with the louvre 140 corresponding with heat dissipation slotted hole 152 behind the lamp holder, lid 102 sets up in the one side that is provided with radiating fin 150 of radiator 104 behind the lamp holder the utility model discloses in, heat dissipation slotted hole 152 and louvre 140 mutually support, and cold air advances from heat dissipation slotted hole 152, and the heat of LED drive power supply 103 is taken away through radiating fin 150 to the cold air to become hot-air, hot-air follow louvre 140 effluvium, has formed the convection current heat dissipation, can effectual improvement radiating efficiency, thereby reinforcing market competition.

Further, the lamp cap rear cover 102 is connected to the heat sink 104 through the first fixing screw 101, so that it is ensured that the protruding cavity 141 and the circuit accommodating cavity 151 can be combined into a closed cavity.

Further, the first fixing screw 101 is an M4 screw.

The lamp cap 100 and the lamp cap 100 are connected with the lamp cap rear cover 102, and the lamp cap rear cover 102 plays a role in protecting the lamp cap 100, so that the lamp cap 100 is convenient to install and transport.

Further, the lamp cap 100 is an E40 screw cap or an E27 screw cap.

LED lamp pearl board 105, LED lamp pearl board 105 sets up on the opposite face of radiating fin 150 of radiator 104, and LED lamp pearl board 105 can provide sufficient light source to be connected with radiator 104 and can be with the heat effluvium of shortest route, be favorable to improving the radiating efficiency.

Further, the LED lamp bead plate 105 is connected to the heat sink 104 through the second fixing screw 106, so that the LED lamp bead plate 105 is prevented from falling off, and the LED lamp bead plate is connected to the heat sink 104 through the shortest path, thereby ensuring the heat dissipation efficiency.

Further, the second fixing screw 106 is an M3 screw.

LED drive power supply 103, LED drive power supply 103 can set up in the space of placing that circuit holding cavity 151 and protruding cavity 141 formed, and LED drive power supply 103 carries out the electricity with LED lamp pearl board 106 and is connected, can the limited circuit trouble of avoiding drive circuit because mosquito and dust appear to can the effectual life who improves the product.

The utility model discloses an in some embodiments, the utility model discloses still include printing opacity cover 107, printing opacity cover 107 can be installed in radiator 104 be provided with LED lamp pearl board 105 in the one side, and printing opacity cover 107 can protect LED lamp pearl board under the condition of guaranteeing the light source.

In some embodiments of the present invention, the utility model discloses still include reflector 108, the reflector can the joint in the hookup location department of printing opacity cover 107 and radiator 104, reflector 108 can play concentrated light, the effect of increase luminance.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims

1. A bulb with a heat sink, comprising:

the radiator comprises a radiator, a circuit accommodating cavity is arranged at the center of the radiator, a plurality of radiating fins are arranged on the periphery of the circuit accommodating cavity, a plurality of radiating slotted holes are also arranged at the peripheral edge of the radiator, and the radiating fins are in a radiating shape by taking the circuit accommodating cavity as the center;

the lamp cap rear cover is provided with a protruding cavity matched with the circuit accommodating cavity, the lamp cap rear cover is provided with heat dissipation holes corresponding to the heat dissipation slots, and the lamp cap rear cover is arranged on one surface of the heat radiator, wherein the heat dissipation fins are arranged on the surface of the heat radiator;

the lamp holder is connected with the lamp holder rear cover;

the LED lamp bead plate is arranged on the opposite surface of the radiating fin of the radiator;

the LED driving power supply can be arranged in a placing space formed by the circuit accommodating cavity and the protruding cavity, and the LED driving power supply is electrically connected with the LED lamp bead plate.

2. The bulb with the heat radiator as claimed in claim 1, further comprising a light-transmitting cover, wherein the light-transmitting cover can be installed on a face of the heat radiator where the LED lamp bead plate is arranged.

3. The bulb with the heat sink as claimed in claim 2, further comprising a reflector, wherein the reflector is capable of being clamped at a connection position of the light-transmitting cover and the heat sink.

4. The light bulb with the heat sink as recited in claim 1, further comprising first fixing screws, wherein the heat sink is connected to the rear cap of the light head by the first fixing screws.

5. The bulb with the heat radiator as claimed in claim 1, further comprising a second fixing screw, wherein the heat radiator is connected with the LED lamp bead plate through the second fixing screw.

6. The light bulb with heat sink as recited in claim 1, wherein the light head is an E40 screw light head.

7. The light bulb with heat sink as recited in claim 1, wherein the light head is an E27 screw light head.

8. The light bulb with heat sink as claimed in claim 4, wherein the first fixing screw is an M4 screw.

9. The light bulb with the heat sink as recited in claim 5, wherein the second set screw is an M3 screw.