CN219606793U

CN219606793U - Fluorescent tube and lamp

Info

Publication number: CN219606793U
Application number: CN202222613968.4U
Authority: CN
Inventors: 严钱军; 郑昭章; 马玲莉
Original assignee: Hangzhou Hangke Optoelectronics Group Co ltd
Current assignee: Hangzhou Hangke Optoelectronics Group Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-08-29
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a fluorescent tube and a lamp, comprising a shell and a filament arranged in the shell; the shell comprises a tube body and an end cover arranged at the end part of the tube body; the filament is connected to the end cover; the end cover is provided with a plug interface for electrifying, and the plug interface is electrically connected with the filament; the lamp filament is an LED lamp filament and comprises a bracket and a plurality of LED chips arranged on the bracket; the bracket comprises a plurality of plate bodies, and the adjacent plate bodies are connected through middle pins; the LED lamp filament is used as the light-emitting source of the fluorescent tube, has good illumination brightness and illumination effect, continuously emits light when emitting light, does not generate high-frequency flicker, is not easy to cause visual fatigue of a user, has an eye protection effect, and improves user experience.

Description

Fluorescent tube and lamp

Technical Field

The utility model relates to the technical field of fluorescent lamps, in particular to a fluorescent tube and a lamp.

Background

The common fluorescent tube has electrodes at two ends of the tube, two or three rings of tungsten wires are coated on the electrodes, a proper amount of mercury and argon are filled in the tube, fluorescent material is coated on the inner wall of the tube, when power is input, current flows through the electrodes, the temperature of the tungsten wires rises, and meanwhile, the temperature of the electron emitting material rises, a large amount of hot electrons are released, the hot electrons are pressurized between the two electrodes, flow from the negative electrode to the positive electrode, current in the tube flows, trace mercury vapor is impacted in the tube, energy is generated to excite ultraviolet rays, then the fluorescent material on the wall of the glass tube is irradiated by the ultraviolet rays, and the fluorescent tube emits light due to absorption of visible light by the ultraviolet rays. However, the fluorescent lamp has high-frequency flickering when emitting light, which is easy to cause eye fatigue; and the waste traditional fluorescent tubes must be managed according to dangerous waste.

Based on the above situation, the utility model provides a fluorescent tube and a lamp, which can effectively solve one or more of the above problems.

Disclosure of Invention

The utility model aims to provide a fluorescent tube and a lamp.

The utility model is realized by the following technical scheme:

a fluorescent tube comprises a shell and a filament arranged in the shell; the shell comprises a pipe body and an end cover arranged at the end part of the pipe body; the filament is connected to the end cover; the end cover is provided with a plug interface for electrifying, and the plug interface is electrically connected with the filament; the lamp filament is an LED lamp filament and comprises a bracket and a plurality of LED chips arranged on the bracket; the support comprises a plurality of plate bodies, and the adjacent plate bodies are connected through middle pins.

Preferably, the end part of the filament is provided with a conductive pin; the adjacent LED chips and the bracket are electrically connected through conductive connecting wires; the plate body is also provided with a first covering glue layer.

Preferably, a second covering glue layer is arranged on the middle pin.

Preferably, two ends of the second covering glue layer are connected with the first covering glue layer.

Preferably, the filament is linear.

Preferably, the filament is in a wave shape or a zigzag shape or a spiral shape.

Preferably, a bending groove is formed in the middle of the second covering adhesive layer.

Preferably, the cross section of the bending groove is V-shaped, arc-shaped or semicircular.

Preferably, the depth of the bending groove is 0.4-0.6 times of the thickness of the second covering adhesive layer; the width of the opening of the bending groove is 0.3-0.7 times of the distance between two adjacent plate bodies.

The utility model also provides a lamp, which comprises the fluorescent tube.

Compared with the prior art, the utility model has the following advantages:

the fluorescent tube and the lamp have simple structures, the LED filament is adopted as the light-emitting source of the fluorescent tube, the fluorescent tube has better illumination brightness and illumination effect, the LED filament emits light continuously when emitting light, high-frequency flicker does not occur, visual fatigue of a user is not easy to be caused, the effect of protecting eyes is achieved, and the use experience of the user is improved.

Drawings

FIG. 1 is a schematic structural diagram of embodiment 1 of the present utility model;

fig. 2 is a schematic view showing the structure of a filament according to embodiment 1 of the present utility model;

FIG. 3 is a schematic structural diagram of embodiment 2 of the present utility model;

fig. 4 is a schematic structural view of a filament with a V-shaped cross section of the bending groove in embodiment 2 of the present utility model;

fig. 5 is a schematic structural view of a filament with a semicircular cross section of the bending groove in embodiment 2 of the present utility model.

Detailed Description

In order that those skilled in the art will better understand the technical solutions of the present utility model, preferred embodiments of the present utility model will be described below with reference to specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.

Example 1:

as shown in fig. 1 and 2, the present utility model provides a fluorescent tube comprising a housing 1 and a filament 2 connected in the housing 1; the shell 1 comprises a tube body 11 and end covers 12 arranged at two ends of the tube body 11; the two ends of the filament 2 are connected to the end covers 12; the end cover 12 is provided with a plug interface 121 for electrifying, and the plug interface 121 is electrically connected with the filament 2; the lamp filament 2 is an LED lamp filament, and the lamp filament 2 comprises a bracket 21 and a plurality of LED chips arranged on the bracket 21; the bracket 21 comprises a plurality of plate bodies 211, and two adjacent plate bodies 211 are connected through an intermediate pin 212; and both ends of the filament 2 are provided with conductive pins 213; the adjacent LED chips and the bracket 21 are electrically connected through conductive connecting wires; the plate 211 is further provided with a first covering glue layer 214.

The LED lamp filament is used as the light-emitting source of the fluorescent tube, so that the fluorescent tube has good illumination brightness and illumination effect, and the LED lamp filament emits light continuously when emitting light, so that high-frequency flicker does not occur, visual fatigue of a user is not easy to cause, an eye protection effect is achieved, and the use experience of the user is improved.

Further, in another embodiment, the housing 1 includes a tube body 11 and an end cap 12 provided at only one end of the tube body 11; one end of the filament 2 is connected to the end cover 12; the end cover 12 is provided with a plug interface 121 for electrifying, and the plug interface 121 is electrically connected with the filament 2; the filament 2 comprises a bracket 21 and a plurality of LED chips arranged on the bracket 21; the bracket 21 comprises a plurality of plate bodies 211, and two adjacent plate bodies 211 are connected through an intermediate pin 212; and only one end of the filament 2 is provided with a conductive pin 213; the adjacent LED chips and the bracket 21 are electrically connected through conductive connecting wires; the plate 211 is further provided with a first covering glue layer 214. The filament is electrically connected with the plug-in port of the end cover through the conductive pin.

The two adjacent plate bodies 211 are connected through the middle pin 212, so that the electrical communication between the two adjacent plate bodies 11 is realized; the characteristic that the filament 2 can be bent is realized through the middle pins 212 connected between the plurality of plate bodies 211, so that the filament 2 can be bent into a solid structure conveniently, the heat dissipation effect is better, and the filament 2 is ensured to continuously run in a better state; by covering glue layer 214, better light emitted by the LED chip is better dispersed, ensuring better light emitting effect.

Further, in another embodiment, a second coverlay 215 is provided on the intermediate leg 212. The second coverlay may be integrally formed with the first coverlay, may be coated with the same material together, or may be sequentially coated with different materials.

Through the second covering glue layer 215, the middle pipe pin 212 plays a good role in isolating air, and corrosion of the air to the second covering glue layer 215 is reduced.

Further, in another embodiment, both ends of the second coverlay 215 are connected to the first coverlay 214.

The two ends of the second covering glue layer 215 are connected with the first covering glue layer 214, and the second covering glue layer 215 can also disperse the light emitted by the LED chip, so that the emitted light is more uniform, and the light emitting effect of the filament 2 is improved.

Further, in another embodiment, the filament 2 is straight.

Example 2:

as shown in fig. 3 to 5, the present utility model provides a fluorescent tube comprising a housing 1 and a filament 2 connected in the housing 1; the shell 1 comprises a tube body 11 and end covers 12 arranged at two ends of the tube body 11; the two ends of the filament 2 are connected to the end covers 12; the end cover 12 is provided with a plug interface 121 for electrifying, and the plug interface 121 is electrically connected with the filament 2; the filament 2 is an LED filament.

Further, in another embodiment, the filament 2 includes a holder 21 and a plurality of LED chips mounted on the holder 21; the bracket 21 comprises a plurality of plate bodies 211, and two adjacent plate bodies 211 are connected through an intermediate pin 212; and the outer ends of the plate bodies 211 at the two ends are provided with conductive pins 213; the adjacent LED chips and the bracket 21 are electrically connected through conductive connecting wires; the plate 211 is further provided with a first covering glue layer 214.

Further, in another embodiment, a second coverlay 215 is provided on the intermediate leg 212.

Further, in other embodiments, the filament 2 is wavy or zigzag or spiral.

The filament 2 is wavy or zigzag or spiral, has certain elasticity, has certain contact between the filament and the tube body, is supported by the tube body, has a more stable structure after being installed, is not easy to damage due to vibration, can better disperse heat generated when the LED chip emits light, reduces the temperature of the filament 2, and ensures better light emitting effect and light emitting brightness; and the light emitted by the spiral filament 2 can irradiate to the periphery, so that the lighting effect is more layered.

Further, in another embodiment, a bending groove 216 is provided in the middle of the second cover adhesive layer 215. The provision of the bending grooves 216 facilitates bending of the filament 2.

Further, in another embodiment, the cross section of the bending groove 216 is V-shaped, arc-shaped or semicircular.

The bending groove 216 in the shape of a V is adopted, so that bending is facilitated, and the bending angle is limited in the angle of the vertex angle of the V.

The semicircular bending groove 216 is convenient to bend, the limitation on the bending angle is small, and the bending groove 216 is internally provided with an arc surface, so that the phenomenon of tearing after bending is difficult to occur.

Further, in another embodiment, the depth of the bending groove 216 is 0.4-0.6 times the thickness of the second cover adhesive layer 215; ensuring that the bending groove 216 does not affect the function of the second cover glue layer 215.

Further, in another embodiment, the width of the opening of the bending groove 216 is 0.3-0.7 times of the distance between the two adjacent plate bodies 211; ensuring that the bending groove 216 does not affect the function of the second cover glue layer 215.

Example 3:

a lamp comprising the fluorescent tube of embodiment 1 or 2.

The fluorescent tube and the lamp of the present utility model can be easily manufactured or used by those skilled in the art from the description of the present utility model and the accompanying drawings, and can produce the positive effects described in the present utility model.

Unless specifically stated otherwise, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., the positional relationship indicated is based on the positional relationship indicated in the drawings, and is merely for convenience of describing the present utility model and simplifying the description, and it is not necessary to indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationship in the present utility model are merely for exemplary illustration and should not be construed as limitations of the present patent, and it is possible for those skilled in the art to understand the specific meaning of the above terms in conjunction with the drawings and according to the specific circumstances.

Unless specifically stated or limited otherwise, the terms "disposed," "connected," and "connected" herein are to be construed broadly, e.g., they may be fixed, removable, or integral; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variation, etc. of the above embodiment according to the technical matter of the present utility model fall within the scope of the present utility model.

Claims

1. A fluorescent tube, characterized in that: comprises a shell (1) and a filament (2) arranged in the shell (1); the shell (1) comprises a pipe body (11) and an end cover (12) arranged at the end part of the pipe body (11); the filament (2) is connected to the end cover (12); a plug-in port (121) for electrifying is arranged on the end cover (12), and the plug-in port (121) is electrically connected with the filament (2); the lamp filament (2) is an LED lamp filament, and the lamp filament (2) comprises a bracket (21) and a plurality of LED chips arranged on the bracket (21); the support (21) comprises a plurality of plate bodies (211), and the adjacent plate bodies (211) are connected through middle pins (212).

2. The fluorescent tube of claim 1, wherein: the end part of the filament is provided with a conductive pin (213); the adjacent LED chips and the bracket (21) are electrically connected through conductive connecting wires; the plate body (211) is also provided with a first covering glue layer (214).

3. The fluorescent tube of claim 2, wherein: and a second covering glue layer (215) is arranged on the middle pin (212).

4. A fluorescent tube according to claim 3, wherein: both ends of the second covering glue layer (215) are connected with the first covering glue layer (214).

5. The fluorescent tube of claim 2, wherein: the filament (2) is in a straight line shape.

6. The fluorescent tube of claim 4, wherein: the filament (2) is in a wave shape, a zigzag shape or a spiral shape.

7. The fluorescent tube of claim 6, wherein: and a bending groove (216) is formed in the middle of the second covering adhesive layer (215).

8. The fluorescent tube of claim 7, wherein: the cross section of the bending groove (216) is V-shaped, arc-shaped or semicircular.

9. The fluorescent tube of claim 7, wherein: the depth of the bending groove (216) is 0.4-0.6 times of the thickness of the second covering adhesive layer (215); the width of the opening of the bending groove (216) is 0.3-0.7 times of the distance between two adjacent plate bodies (211).

10. A lamp, characterized in that: comprising a fluorescent tube according to any one of claims 1 to 9.