CN208474988U

CN208474988U - A kind of lining type LED bulb

Info

Publication number: CN208474988U
Application number: CN201820955396.9U
Authority: CN
Inventors: 魏彬; 朱奕光; 赵俊杰; 曹恒耀
Original assignee: Foshan Electrical and Lighting Co Ltd
Current assignee: Foshan Electrical and Lighting Co Ltd
Priority date: 2018-06-19
Filing date: 2018-06-19
Publication date: 2019-02-05
Anticipated expiration: 2028-06-19

Abstract

The utility model relates to a kind of lining type LED bulbs, including blister, the LED light source that is set to the inner wall, the lamp cap being connected with the blister and the driving element inside the lamp cap；The blister include at least first area and with the integrally formed second area in the first area, the quantity of the LED light source is at least two, it is uniformly distributed in inside the first area, is radiated from the position that the blister is connected with the lamp cap toward the direction far from the lamp cap.Lining type LED bulb provided by the utility model, the LED light source is located inside non-second area, to guarantee the light of all LED lamp bead sendings towards the exit face of light bulb, guarantee the light uniformity of outgoing light source, light source waste is reduced, to improve the light extraction efficiency of lining type LED bulb.On the other hand, the LED light source is mounted directly on the inner wall of the blister, and for the heat generated in work by directly being distributed by the blister, radiating efficiency is high.

Description

A kind of lining type LED bulb

Technical field

The utility model relates to a kind of technical field of LED illumination, and in particular, to a kind of lining type LED bulb.

Background technique

Current existing LED bulb is that the shape of conventional LED light bulb is copied to be fabricated mostly, that is, includes LED light source, bubble LED light source is fixed on the inside of blister using stem or radiator, is then sealed again, production technology is multiple by shell and lamp cap Miscellaneous, on the other hand industrialization production low efficiency when LED light source works, is generated heat larger, the LED light source hair being set to inside blister Heat out cannot be distributed timely, the lasting condition of high temperature, seriously affect the service life of LED bulb, therefore be mentioned Gone out a kind of LED bulb, LED lamp panel fitted in inside blister, this LED bulb often because source layout it is not reasonable etc. because Element influences its light extraction efficiency and heat dissipation effect, is based on this, it is necessary to propose a kind of novel lining type LED bulb, more than solution Problem.

The utility model proposes a kind of lining type LED bulbs, LED light source are directly arranged at inner wall, by reasonable Source layout, improve the light extraction efficiency and heat dissipation effect of LED bulb.

Summary of the invention

The technical problem to be solved by the present invention is to provide a kind of lining type LED bulbs, and LED light source is directly arranged at Inner wall improves the light extraction efficiency and heat dissipation effect of LED bulb by reasonable source layout.

In order to solve the above-mentioned technical problem, it the utility model proposes a kind of lining type LED bulb, including blister, is set to The LED light source of the inner wall, the lamp cap being connected with the blister and the driving element inside the lamp cap；

The blister include at least first area and with the integrally formed second area in the first area, described first Region is connected with the lamp cap, the direction of the diameter of the first area from the lamp cap connection toward far from lamp cap by It is cumulative plus, the second area is connected with the first area, the diameter of the second area from the first area phase Junction is gradually reduced toward the direction far from lamp cap；

The quantity of the LED light source be at least two, be uniformly distributed in inside the first area, from the blister with The position that the lamp cap is connected is radiated toward the direction far from the lamp cap.

Preferably, the blister further includes interconnecting piece and the LED light source installing zone positioned at its inner wall, the connecting portion in Between the lamp cap and the first area；

The LED light source installing zone extends from the interconnecting piece and the lamp cap connection toward the second area.

Preferably, the quantity of the LED light source installing zone be at least three, and spacing it is equal be distributed in firstth area Inside domain.

Preferably, the blister further includes third region, and the third region is located at the first area and described second Between region, the third region is in the form of a column shell structure, and both ends are connected with the first area and second area respectively.

Preferably, the LED light source installation position is located at the first area and at least partly third region.

Preferably, the tangent line angle of two sections of circular arcs of maximum radius and least radius is 65 ° -80 ° in the first area.

Preferably, in the first area tangent line angle of two sections of circular arcs of maximum radius and least radius be 70 ° or 75°。

Preferably, the LED light source includes flexible base board and the LED lamp bead that is installed on the flexible base board, is passed through The flexible base board is bonded by heat-conducting glue along the inner wall；

The LED lamp bead is distributed in the first area and part the interconnecting piece inner wall.

The LED lamp bead is distributed in the first area, the part interconnecting piece and at least partly third area inner wall.

Preferably, the spacing between LED lamp bead is gradually increased from the central area of the flexible base board toward fringe region.

Compared with prior art, the utility model has the beneficial effects that:

1, lining type LED bulb provided by the utility model, since the diameter of second area in the blister is gradually reduced, The LED light source is located inside non-second area, to guarantee the light of all LED lamp bead sendings towards the outgoing of light bulb Face outgoing, guarantees the light uniformity of outgoing light source, light source waste is reduced, to improve the light extraction efficiency of lining type LED bulb. On the other hand, the LED light source is mounted directly on the inner wall of the blister, and the heat generated in work is by directly passing through institute It states blister to distribute, radiating efficiency is high.

2, lining type LED bulb provided by the utility model, in order to enable the light that LED light source issues is more evenly, LED lamp bead Between spacing be gradually increased from the central area of the flexible base board toward fringe region, the LED lamp bead for guaranteeing all is equal It projects in one direction, after the blister internal mix, uniformly projects, improve the light-emitting uniformity of lining type LED bulb.

Detailed description of the invention

Fig. 1 is the exploded view of the utility model lining type LED bulb；

Fig. 2 is the schematic diagram of the section structure of the utility model lining type LED bulb；

Fig. 3 is the structural schematic diagram of another embodiment of the utility model lining type LED bulb.

Specific embodiment

In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawing with it is excellent Selecting embodiment, the utility model is described in further detail.

As shown in Figs. 1-2, a kind of lining type LED bulb including blister 1, is set to the LED light source of 1 inner wall of blister 2, the lamp cap 3 being connected with the blister 1 and the driving element 4 inside the lamp cap 3；

The blister 1 include at least first area 11 and with the integrally formed second area 12 in the first area 11, The first area 11 is connected with the lamp cap 3, the diameter of the first area 11 from 3 connection of lamp cap toward remote Direction from lamp cap 3 gradually increases, and the second area 2 is connected with the first area 1, the diameter of the second area 3 Direction from 1 connection of first area toward far from lamp cap 3 is gradually reduced；

The quantity of the LED light source 2 is at least two, is uniformly distributed in inside the first area 11, from the bubble The position that shell 1 is connected with the lamp cap 3 is radiated toward the direction far from the lamp cap 3.

The blister 1 is glass bulb or plastics blister, can specifically be selected different types of according to needs of production Blister, in the present embodiment, the blister 1 is glass bulb.The blister 1 includes at least first area 11 and with described first The integrally formed second area 12 in region 11, one end of the first area 11 are connected with the lamp cap 3, the other end with it is described Secondth area, 12 domain is connected, side of the diameter of the first area 11 from 3 connection of lamp cap toward far from the lamp cap 3 To gradually increasing, the inner wall of the blister 1 is equipped with LED light source installing zone, and the LED light source installing zone is from the first area 11 Extend with 3 connection of lamp cap toward the second area 12, in order to enable the lining type LED bulb uniform in light emission, institute The quantity for stating LED light source installing zone is at least three, and spacing is equal is distributed in inside the first area 11.

The second area 12 is integrally formed with the first area 11, is constituted with the first area 11 and lamp cap 3 The LED light source 2 is sealed in inside the blister 1 by closed accommodating cavity, and the diameter of the second area 12 is from described One region, 11 connection is gradually reduced toward the direction far from the lamp cap 3.

Specifically, the blister 1 further includes interconnecting piece 13, the interconnecting piece 13 is located at the lamp cap 3 and firstth area Between domain 11, for realizing the connection between the blister 1 and the first area 11, the LED light source installing zone is distributed in The inner wall of the first area 11 and interconnecting piece 13.

In other embodiments, as shown in figure 3, the blister 1 further includes third region 14, the third region 14 is located at institute State between first area 11 and the second area 12, the third region 14 is in the form of a column shell structure, both ends respectively with institute It states first area 11 to be connected with second area 12, i.e., the diameter of the described third region 14 everywhere is equal, the LED light source installation Position is located at the first area 11 and at least partly third region 14, convenient for the installation of the LED light source 2.

In order to enable the optical property of the lining type LED bulb is more preferable, so that along the LED of 1 inner wall of blister fitting The light that light source 2 issues can be projected towards the direction of needs, two sections of circles of maximum radius and least radius in the first area 11 The tangent line angle of arc is 65 ° -80 °, and more preferably, two sections of circular arcs of maximum radius and least radius cuts in the first area 11 Wire clamp angle is 70 ° or 75 °.

The LED light source 2 is installed on the LED light source installation position on the blister, and quantity at least three, spacing is uniform The inside for being distributed in the blister 1, herein, when the blister 1 only include first area 11 and second area 12 when, it is described LED light source 2 is located inside the first area 11；When the blister 2 includes first area 11, the third region 14 being sequentially distributed And when second area 12, the LED light source 2 is distributed in first area 11 and at least partly third region 14.

The LED light source 2 includes flexible base board 21 and the LED lamp bead 22 being installed on the flexible base board 21, passes through The flexible base board 21 is bonded by heat-conducting glue along 1 inner wall of blister, when the blister 1 includes the interconnecting piece 13, the firstth area When domain 11 and second area 12, the LED lamp bead 22 is distributed in the first area 11 and part 13 inner wall of interconnecting piece, when When the blister 1 includes the interconnecting piece 13, first area 11, third region 14 and second area 12, the LED lamp bead 22 is divided It is distributed in the first area 11, the part interconnecting piece 13 and at least partly 14 inner wall of third region.

It should be noted that since the diameter of second area 12 in the blister 1 is gradually reduced and is located at the blister Top, the LED light source 2 are located inside non-second area, to guarantee the light of all sendings of LED lamp bead 22 towards lamp The exit face of bubble guarantees the light uniformity of outgoing light source, light source waste is reduced, to improve lining type LED bulb Light extraction efficiency.On the other hand, the LED light source 2 is mounted directly on the inner wall of the blister, and the heat generated in work passes through It is directly distributed by the blister, radiating efficiency is high

In order to enable the light that LED light source 2 issues is more evenly, spacing between LED lamp bead 22 is from the flexible base board 21 Central area is gradually increased toward fringe region, for guaranteeing that all LED lamp beads 22 project in one direction, in the blister It after 1 internal mix, uniformly projects, improves the light-emitting uniformity of lining type LED bulb.

The lamp cap 3 is connected with the blister 1, closed accommodating cavity is constituted with the blister 1, by the LED light Source 2 is sealed in inside the accommodating cavity, to protect LED light source 2.

The driving element 4 is located inside the lamp cap 3, is electrically connected with the LED light source 2, for turning alternating current It changes direct current into, guarantees that LED light source can work normally.

Compared with prior art, the utility model has the beneficial effects that:

The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art For personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these are improved and profit Decorations are also considered as the protection scope of the utility model.

Claims

1. a kind of lining type LED bulb, which is characterized in that including blister, be set to LED light source and the institute of the inner wall State the lamp cap and the driving element inside the lamp cap that blister is connected；

The blister include at least first area and with the integrally formed second area in the first area, the first area It is connected with the lamp cap, direction of the diameter of the first area from the lamp cap connection toward far from lamp cap gradually increases Add, the second area is connected with the first area, and the diameter of the second area is connected from the first area Locate to be gradually reduced toward the direction far from lamp cap；

The quantity of the LED light source be at least two, be uniformly distributed in inside the first area, from the blister with it is described The position that lamp cap is connected is radiated toward the direction far from the lamp cap.

2. lining type LED bulb as described in claim 1, which is characterized in that the blister further includes interconnecting piece and is located at it The LED light source installing zone of inner wall, the connecting portion is between the lamp cap and the first area；

3. lining type LED bulb as claimed in claim 2, which is characterized in that the quantity of the LED light source installing zone is at least Three, and spacing is equal is distributed in inside the first area.

4. lining type LED bulb as claimed in claim 2, which is characterized in that the blister further includes third region, and described Between the first area and the second area, the third region is in the form of a column shell structure, both ends point in three regions It is not connected with the first area and second area.

5. lining type LED bulb as claimed in claim 4, which is characterized in that the LED light source installation position is located at described first Region and at least partly third region.

6. lining type LED bulb as described in claim 1, which is characterized in that maximum radius and minimum in the first area The tangent line angle of two sections of circular arcs of radius is 65 ° -80 °.

7. lining type LED bulb as described in claim 1, which is characterized in that maximum radius and minimum in the first area The tangent line angle of two sections of circular arcs of radius is 70 ° or 75 °.

8. lining type LED bulb as claimed in claim 2, which is characterized in that the LED light source includes flexible base board and peace Loaded on the LED lamp bead on the flexible base board, the flexible base board is bonded along the inner wall by heat-conducting glue；

9. lining type LED bulb as claimed in claim 4, which is characterized in that the LED light source includes flexible base board and peace Loaded on the LED lamp bead on the flexible base board, the flexible base board is bonded along the inner wall by heat-conducting glue；

10. lining type LED bulb as claimed in claim 8, which is characterized in that spacing between LED lamp bead is from the flexibility The central area of substrate is gradually increased toward fringe region.