CN216408609U

CN216408609U - LED filament with adjustable color temperature

Info

Publication number: CN216408609U
Application number: CN202123360389.5U
Authority: CN
Inventors: 鲍华生
Original assignee: Jiangxi Sanhui Electronics Co ltd
Current assignee: Jiangxi Sanhui Electronics Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-04-29
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a color temperature adjustable LED filament, which comprises a substrate, a packaging shell and an edge sealing, wherein the middle part of the left end of the edge sealing is fixedly connected with a current conducting plate, the top end and the bottom end of the current conducting plate are fixedly connected to one ends of a plurality of current conducting columns, a plurality of chip grooves are uniformly arranged at the top end and the bottom end of the substrate, column grooves are arranged at the right side of the right end of the substrate corresponding to the chip grooves, and an electrode plate groove is arranged at the position of the middle part of the right end of the substrate corresponding to the current conducting plate. According to the utility model, the conductive plate is inserted into the electric plate groove of the substrate by pressing the seal edge, so that the chip body and the conductive column are respectively clamped into the chip groove and the column groove, then the substrate and the seal edge are sleeved into the packaging shell, and the conductive plate is inserted between the elastic sheets, so that the lamp filament is conveniently packaged, the packaging stability is high, different circuit structures are conveniently arranged by arranging the double rows of chip bodies, the color temperature, the brightness and the lighting direction of the lamp filament are controlled, and the practicability is high.

Description

LED filament with adjustable color temperature

Technical Field

The utility model relates to the field of LED lamp filaments, in particular to an LED lamp filament with adjustable color temperature.

Background

The LED has the advantages of environmental protection, energy conservation, high efficiency and long service life, so the LED lamp filament is generally regarded as important in recent years, the LED lamp filament is also called an LED lamp post, the traditional LED light source needs to reach certain illuminance and illumination area, an optical device such as a lens needs to be additionally arranged, the illumination effect is influenced, the due energy-saving effect of the LED can be reduced, the LED lamp filament realizes 360-degree full-angle illumination, large-angle illumination and no lens need to be added, a three-dimensional light source is realized, and unprecedented illumination experience is brought.

Chinese patent document CN205535099U discloses an LED filament, including a plurality of LED filament modules and the last metal strip and the lower metal strip that are parallel to each other, LED filament module includes the base plate, locates on the base plate and along a plurality of LED chips and the phosphor powder coating of cladding on base plate and each LED chip that base plate length direction arranged, the both ends of each base plate are connected with last metal strip and lower metal strip respectively, and each LED chip is established ties in proper order, and the LED chip of the top is connected with last metal strip electricity, and the LED chip of the bottom is connected with lower metal strip electricity. The LED filament lamp is easy to process and manufacture. This patent has that process velocity is fast, and product quality is high, reduces workman intensity of labour, reduces the characteristics of cost, but the packaging structure of its filament is unstable, warp or split after receiving vibrations easily, influences the life of filament, and the not convenient for of filament sets up different circuits simultaneously, and the adjustable ability of filament is low, and the practicality is not good enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides an LED filament with adjustable color temperature.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a colour temperature adjustable LED filament, includes base plate, packaging shell and banding, the left end middle part fixedly connected with current conducting plate of banding, the top of current conducting plate and the equal fixed connection in bottom are in the one end of a plurality of electric conduction posts, the top and the bottom of base plate evenly are provided with a plurality of chip grooves, the right side that the right-hand member of base plate corresponds the chip groove all is provided with the post groove, the position department that the right-hand member middle part of base plate corresponds the current conducting plate is provided with the electric plate groove, the front end sliding connection of banding has the power piece, the rear end top and the equal fixedly connected with flexure strip in below of power piece, the inboard one end of flexure strip all is provided with the arch, the rear end fixedly connected with encapsulation fluorescence of banding.

As a further description of the above technical solution:

the other end of the conductive post is fixedly connected with a chip body.

As a further description of the above technical solution:

and the left end of the sealed edge is fixedly connected with an adhesive strip.

As a further description of the above technical solution:

the top and the bottom of the substrate are both fixedly connected with reflective lenses.

As a further description of the above technical solution:

the top and the bottom of base plate all are provided with a plurality of louvres, the louvre communicates with the electroplax groove.

As a further description of the above technical solution:

and the inner walls of the top end and the bottom end of the packaging shell are fixedly connected with flexible anti-skidding pieces.

As a further description of the above technical solution:

the middle part of the sheet body of the power supply sheet is fixedly connected with a baffle.

As a further description of the above technical solution:

the top and the bottom of encapsulation fluorescence glue all are provided with the glass housing, the inner wall and the base plate fixed connection of encapsulation fluorescence glue.

The utility model has the following beneficial effects:

1. according to the filament lamp, the conductive plate is inserted into the electric plate groove of the substrate by pressing the sealing edge, so that the chip body and the conductive column are clamped into the chip groove and the column groove respectively, then the substrate and the sealing edge are sleeved into the packaging shell, the baffle is extruded by the packaging shell to drive the power supply sheet to move in the pushing process, and the conductive plate is inserted between the elastic sheets.

2. According to the lamp filament, the double-row chip bodies are arranged, the color temperature, the brightness and the lighting direction of the lamp filament can be conveniently controlled through different circuit structures, the conducting plate is elastically connected with the elastic piece in a protruding mode, poor contact of the lamp filament is avoided, meanwhile, the conducting plate is cooled through the cooling holes, and the lamp filament is high in practicability and long in service life.

Drawings

FIG. 1 is a perspective view of an LED filament with adjustable color temperature according to the present invention;

FIG. 2 is a schematic diagram of a conductive plate structure of an LED filament with adjustable color temperature according to the present invention;

FIG. 3 is a schematic diagram of a substrate structure of an LED filament with adjustable color temperature according to the present invention;

fig. 4 is a schematic structural diagram of a package casing of an LED filament with adjustable color temperature according to the present invention.

Illustration of the drawings:

1. a substrate; 2. a chip body; 3. a glass housing; 4. a power supply chip; 5. packaging the shell; 6. packaging fluorescent glue; 7. a conductive post; 8. a conductive plate; 9. sealing edges; 10. sticking the strips; 11. heat dissipation holes; 12. a chip slot; 13. a column groove; 14. a panel slot; 15. a light-reflecting lens; 16. an elastic sheet; 17. a protrusion; 18. a flexible anti-slip member; 19. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: an LED filament with adjustable color temperature comprises a substrate 1, a packaging shell 5 and a seal edge 9, wherein the middle part of the left end of the seal edge 9 is fixedly connected with a conductive plate 8, the top end and the bottom end of the conductive plate 8 are fixedly connected with one end of a plurality of conductive posts 7, the top end and the bottom end of the substrate 1 are uniformly provided with a plurality of chip slots 12, the right end of the substrate 1 is provided with a post slot 13 corresponding to the right side of the chip slot 12, the middle part of the right end of the substrate 1 is provided with a plate slot 14 corresponding to the conductive plate 8, the front end of the seal edge 9 is slidably connected with a power plate 4, the upper part and the lower part of the rear end of the power plate 4 are fixedly connected with elastic plates 16, one ends of the inner sides of the elastic plates 16 are provided with bulges 17, the rear end of the seal edge 9 is fixedly connected with packaging fluorescent glue 6, the conductive plate 8 is inserted into the plate slot 14 of the substrate 1 by pressing the seal edge 9, so that a chip body 2 and the conductive posts 7 are respectively clamped into the chip slot 12 and the post slot 13, then, the substrate 1 and the sealing edge 9 are sleeved into the packaging shell 5, the baffle 19 is extruded through the packaging shell 5 in the pushing process to drive the power supply sheet 4 to move, the conductive plate 8 is inserted between the elastic sheets 16, the lamp filament is conveniently packaged through the structure, the packaging stability is high, and the chip body 2 is not easy to fall off.

The other end of the conductive column 7 is fixedly connected with a chip body 2, the left end of the seal edge 9 is fixedly connected with a sticky strip 10, the seal edge 9 and the substrate 1 are convenient to fix, and subsequent packaging is convenient, the top end and the bottom end of the substrate 1 are fixedly connected with a reflecting lens 15, the light source utilization rate is improved, the top end and the bottom end of the substrate 1 are respectively provided with a plurality of radiating holes 11, the radiating holes 11 are communicated with an electroplate groove 14, the conducting plate 8 is radiated through the radiating holes 11, the service life of the lamp filament is prolonged, the top end and the bottom end inner walls of the packaging shell 5 are respectively fixedly connected with a flexible anti-skidding piece 18, the packaging shell 5 and the substrate 1 are convenient to fix, subsequent packaging is convenient, the middle part of the sheet body of the power supply sheet 4 is fixedly connected with a baffle plate 19, the top end and the bottom end of the packaging fluorescent glue 6 are respectively provided with a glass housing 3, the inner wall of the packaging fluorescent glue 6 is fixedly connected with the substrate 1, and the working condition of the lamp filament is convenient to observe through the glass housing 3, and the fault can be found conveniently and timely.

The working principle is as follows: at first insert the current conducting plate 8 in the electroplax groove 14 of base plate 1 through pressing banding 9, make chip body 2 and lead the electric pillar 7 card respectively go into in chip groove 12 and post groove 13, then embolia encapsulation shell 5 through base plate 1 and banding 9 in, the in-process of promotion drives power piece 4 through encapsulation shell 5 extrusion baffle 19 and removes, and insert current conducting plate 8 between the flexure strip 16, the encapsulation of the filament of being convenient for through above-mentioned structure, and the stability of encapsulation is high, chip body 2 is difficult for droing, through setting up double chip body 2, conveniently realize the colour temperature of filament through different circuit structure, luminance and illumination direction's control, current conducting plate 8 is through protruding 17 elastic connection with flexure strip 16, the contact failure of filament has been avoided, dispel the heat to current conducting plate 8 through louvre 11 simultaneously, the practicality of this filament is strong and long service life.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a colour temperature adjustable LED filament, includes base plate (1), packaging shell (5) and banding (9), its characterized in that: the left end middle part fixedly connected with current conducting plate (8) of banding (9), the top and the equal fixed connection in bottom of current conducting plate (8) are in the one end of a plurality of conductive columns (7), the top and the bottom of base plate (1) evenly are provided with a plurality of chip grooves (12), the right side that the right-hand member of base plate (1) corresponds chip groove (12) all is provided with post groove (13), the right-hand member middle part of base plate (1) corresponds the position department of current conducting plate (8) and is provided with electric plate groove (14), the front end sliding connection of banding (9) has power piece (4), the rear end top and the equal fixedly connected with flexure strip (16) in below of power piece (4), the inboard one end of flexure strip (16) all is provided with arch (17), the rear end fixedly connected with encapsulation fluorescent glue (6) of banding (9).

2. The LED filament with adjustable color temperature of claim 1, wherein: the other end of the conductive post (7) is fixedly connected with the chip body (2).

3. The LED filament with adjustable color temperature of claim 1, wherein: the left end of the sealing edge (9) is fixedly connected with an adhesive strip (10).

4. The LED filament with adjustable color temperature of claim 1, wherein: the top and the bottom of the substrate (1) are both fixedly connected with reflective lenses (15).

5. The LED filament with adjustable color temperature of claim 1, wherein: the top and the bottom of base plate (1) all are provided with a plurality of louvres (11), louvre (11) are linked together with electroplate groove (14).

6. The LED filament with adjustable color temperature of claim 1, wherein: and the inner walls of the top end and the bottom end of the packaging shell (5) are fixedly connected with flexible anti-skidding pieces (18).

7. The LED filament with adjustable color temperature of claim 1, wherein: the middle part of the sheet body of the power supply sheet (4) is fixedly connected with a baffle (19).

8. The LED filament with adjustable color temperature of claim 1, wherein: the top and the bottom of encapsulation fluorescence glue (6) all are provided with glass housing (3), the inner wall and base plate (1) fixed connection of encapsulation fluorescence glue (6).