CN224065454U - Heat dissipation seat for LED bulb lamp - Google Patents

Abstract

The utility model discloses a heat dissipation seat for an LED bulb lamp, which comprises an outer cylinder, an inner cylinder, a fixed seat and a plurality of heat dissipation fins, wherein the outer cylinder is arranged on the outer side of the inner cylinder, the outer cylinder and the inner cylinder are coaxially arranged, annular grooves are formed between the outer cylinder and the inner cylinder, the heat dissipation fins are uniformly distributed in the annular grooves at radial intervals, the inner ends of the heat dissipation fins are fixedly connected with the inner cylinder, the outer ends of the heat dissipation fins are fixedly connected with the outer cylinder, heat dissipation holes are formed in the heat dissipation fins, and the outer cylinder is inserted into the fixed seat and is fixedly connected with the fixed seat, and wire passing holes are formed in the fixed seat. The heat dissipation seat for the LED bulb lamp has the advantages of being capable of increasing the contact area with air, improving the heat dissipation effect and being convenient to use.

Description

Heat dissipation seat for LED bulb lamp

Technical Field

The utility model relates to the technical field of lighting lamps, in particular to a heat dissipation seat for an LED bulb lamp.

Background

Because the LED lamp has long service life, low energy consumption and remarkable energy saving, the LED lamp is widely used as a light source in daily life, such as an LED bulb lamp. However, as the number of LEDs in the LED bulb lamp increases, and the power and brightness increase, the amount of heat generated by the operation of the LED lamp increases greatly. Therefore, how to improve the heat dissipation effect of the LED bulb becomes a significant problem in the LED bulb technology.

The structure of the LED bulb lamp currently used comprises a lamp cap, a lamp holder connected with the lamp cap, a circuit board arranged in the lamp holder, a radiator connected with the lamp holder, an LED lamp panel arranged at one end of the radiator far away from the lamp holder, and a lamp bead arranged on the LED lamp panel, and a lamp shade connected with the radiator. The heat is outwards distributed through the radiator, and the radiator that uses at present is including a plurality of radiating fins that are radial setting, is mostly the aluminum product, and whole piece formula structure is little with air area of contact, leads to radiating efficiency low, and the very easy accumulation of heat is inside, very big influence ball bubble lamp's life.

Disclosure of Invention

To the above-mentioned not enough of prior art, the technical problem that this patent application will solve is how to provide one kind and can increase the area of contact with the air, improves the radiating effect, convenient to use's LED ball bubble is heat dissipation seat for lamp.

In order to solve the technical problems, the utility model adopts the following technical scheme:

A heat dissipation seat for an LED bulb lamp comprises an outer cylinder, an inner cylinder, a fixing seat and a plurality of heat dissipation fins;

The outer cylinder is arranged on the outer side of the inner cylinder, the outer cylinder and the inner cylinder are coaxially arranged, an annular groove is formed between the outer cylinder and the inner cylinder, radiating fins are radially and uniformly distributed in the annular groove at intervals, the inner ends of the radiating fins are fixedly connected with the inner cylinder, the outer ends of the radiating fins are fixedly connected with the outer cylinder, radiating holes are formed in the radiating fins, the outer cylinder is inserted into the fixing seat and is fixedly connected with the fixing seat, and wire passing holes are formed in the fixing seat.

Like this, the radiating seat provides the installation basis through the fixing base, and LED lamp plate and fixing base fixed connection have seted up the line hole, are convenient for walk the line, constitute overall structure through urceolus, inner tube, fixing base and a plurality of fin, realize the heat dissipation. Through the opening on the radiating fin, the contact area between the radiating fin and the air is increased, and the rapid heat dissipation is realized.

Preferably, an upper coaming is fixedly arranged at the upper end of the radiating fin, a lower coaming is fixedly arranged at the lower end of the radiating fin, and both sides of the upper coaming and the lower coaming exceed the radiating fin and extend outwards.

Preferably, the fixed seat is internally and fixedly provided with reinforcing components with the same number as the radiating fins, the reinforcing components comprise two reinforcing plates, the two sides of the lower coaming are attached to the reinforcing plates, and the lower side of the lower coaming is attached to the fixed seat.

Preferably, the outer cylinder and the inner cylinder are provided with a plurality of openings in an array.

Preferably, both ends of the upper coaming are fixedly connected with the outer cylinder and the inner cylinder respectively.

Preferably, the outer cylinder, the inner cylinder, the fixing seat, the radiating fins, the upper coaming, the lower coaming and the reinforcing plate are all made of aluminum materials.

In sum, the radiating seat for the LED bulb lamp has the advantages of being capable of increasing the contact area with air, improving the radiating effect and being convenient to use.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipation base for an LED bulb lamp according to the present utility model.

Fig. 2 is a split view of fig. 1.

Fig. 3 is an enlarged schematic view of the heat radiating fin.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings. In the description of the present utility model, it should be understood that the azimuth or positional relationship indicated by azimuth words such as "upper, lower" and "top, bottom", etc. are generally based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and these azimuth words do not indicate or imply that the device or element to be referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model, and that the azimuth words "inside and outside" refer to inside and outside with respect to the outline of each component itself.

As shown in fig. 1-3, the heat dissipation seat for the LED bulb lamp comprises an outer cylinder 1, an inner cylinder 2, a fixing seat 3 and a plurality of heat dissipation fins 4;

The outer cylinder is arranged on the outer side of the inner cylinder, the outer cylinder and the inner cylinder are coaxially arranged, an annular groove is formed between the outer cylinder and the inner cylinder, radiating fins are radially and uniformly distributed in the annular groove at intervals, the inner ends of the radiating fins are fixedly connected with the inner cylinder, the outer ends of the radiating fins are fixedly connected with the outer cylinder, radiating holes 5 are formed in the radiating fins, the outer cylinder is inserted into a fixing seat and is fixedly connected with the fixing seat, and wire passing holes 6 are formed in the fixing seat.

Like this, the radiating seat provides the installation basis through the fixing base, and LED lamp plate and fixing base fixed connection have seted up the line hole, are convenient for walk the line, constitute overall structure through urceolus, inner tube, fixing base and a plurality of fin, realize the heat dissipation. Through the opening on the radiating fin, the contact area between the radiating fin and the air is increased, and the rapid heat dissipation is realized.

When the radiator is implemented, the upper end of the radiating fin is fixedly provided with the upper coaming 6, the lower end of the radiating fin is fixedly provided with the lower coaming 7, and both sides of the upper coaming and the lower coaming extend outwards beyond the radiating fin. Through the setting of upper coaming and lower coaming, first aim at further increases radiating efficiency, increases with the basic area of air, and the second aim at is convenient for be connected with the lamp stand through upper coaming, is connected with the fixing base through lower coaming.

During implementation, the fixed mounting has the reinforcement subassembly the same with radiating fin number in the fixing base, the reinforcement subassembly includes two gusset plates 9, the both sides and the gusset plate laminating of coaming down, the downside and the fixing base laminating of coaming down. Through the setting of gusset plate, the heat of fixing base also can be through gusset plate transfer to the coaming down, further improves the effect of heat transfer, accelerates heat dissipation.

In practice, the outer cylinder and the inner cylinder are provided with a plurality of openings 10. The contact area between the outer cylinder and the inner cylinder and the air is increased, and the heat dissipation efficiency is improved.

When in implementation, the two ends of the upper coaming are respectively and fixedly connected with the outer cylinder and the inner cylinder. The mounting stability of the radiating fins is further improved.

In the implementation, the outer cylinder, the inner cylinder, the fixing seat, the radiating fins, the upper coaming, the lower coaming and the reinforcing plate are all made of aluminum materials. And the heat dissipation is convenient. In the application, the fixed connection position is welding, for example, the upper coaming is welded with the inner cylinder, the outer cylinder and the radiating fins, the lower coaming is welded with the radiating fins, and the outer cylinder is welded with the fixing seat and the radiating fins.

Finally, it should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit and scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (6)

1. A heat sink for an LED bulb lamp, characterized in that it comprises an outer cylinder (1), an inner cylinder (2), a fixing base (3), and a plurality of heat sink fins (4); The outer cylinder is located outside the inner cylinder and is coaxial with the inner cylinder. An annular groove is formed between the outer cylinder and the inner cylinder. The heat dissipation fins are radially spaced and evenly distributed in the annular groove. The inner end of the heat dissipation fins is fixedly connected to the inner cylinder, and the outer end of the heat dissipation fins is fixedly connected to the outer cylinder. Heat dissipation holes (5) are provided on the heat dissipation fins. The outer cylinder is inserted into the fixing seat and fixedly connected to the fixing seat. The fixing seat has wire holes (6). 2. The heat sink for an LED bulb lamp according to claim 1, characterized in that an upper plate (7) is fixedly installed on the upper end of the heat sink fins, and a lower plate (8) is fixedly installed on the lower end of the heat sink fins, and both sides of the upper plate and the lower plate extend beyond the heat sink fins and outward. 3. A heat sink for an LED bulb according to claim 2, characterized in that a reinforcing assembly with the same number of heat sink fins is fixedly installed inside the fixing seat, the reinforcing assembly including two reinforcing plates (9), the two sides of the lower enclosure plate are attached to the reinforcing plates, and the lower side of the lower enclosure plate is attached to the fixing seat. 4. The heat sink for an LED bulb according to claim 3, characterized in that both the outer cylinder and the inner cylinder are arrayed with a plurality of openings (10). 5. A heat sink for an LED bulb according to claim 4, characterized in that the two ends of the upper shroud are respectively fixedly connected to the outer cylinder and the inner cylinder. 6. The heat sink for an LED bulb according to claim 5, wherein the outer cylinder, inner cylinder, fixing base, heat sink fins, upper surrounding plate, lower surrounding plate and reinforcing plate are all made of aluminum.