CN214388342U

CN214388342U - Lamp tube

Info

Publication number: CN214388342U
Application number: CN202022020674.1U
Authority: CN
Inventors: 魏明丽; 陈凯; 傅明燕; 陈小波
Original assignee: Leedarson Lighting Co Ltd
Current assignee: Leedarson Lighting Co Ltd; Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-10-15
Anticipated expiration: 2030-09-15

Abstract

The utility model is suitable for a lamps and lanterns technical field provides a fluorescent tube, including radiating piece, light source subassembly and glass pipe. Wherein, seted up the holding tank on the radiating piece, one side opening of holding tank, this holding tank extends along the length direction of radiating piece, and the light source subassembly holds and locates in this holding tank, and the light-emitting direction of this light source subassembly opens the side towards the side, and this light source subassembly includes the light source board, and the tank bottom setting of holding tank is hugged closely to this light source board, and the glass pipe sets up in the holding tank to the top of light source subassembly is located to the cover. The utility model provides a fluorescent tube, through set up the holding tank that holds and establish the light source subassembly on the radiating piece, the tank bottom setting of holding tank is hugged closely to this light source subassembly for the heat that the light source subassembly produced can distribute away through the radiating piece, has solved current light source and has hung in the fluorescent tube and lead to the not good technical problem of radiating effect, and the radiating effect is better.

Description

Lamp tube

Technical Field

The utility model belongs to the technical field of lamps and lanterns, more specifically say, relate to a fluorescent tube.

Background

UVC is short-wave ultraviolet ray with the wavelength of 200-275nm, and belongs to the invisible waveband. UVC can destroy the molecular structure of DNA (deoxyribonucleic acid) or RNA (ribonucleic acid) of microorganisms, so that bacteria can die or cannot reproduce, and the bactericidal effect is achieved. Among all ultraviolet rays, UVC, which is a short-wave ultraviolet ray, has the strongest sterilization effect, and thus is widely used in sterilization technology. Due to the influence of epidemic situations, the UVC germicidal lamp is widely applied to ordinary families nowadays.

But the cost of UVC light sources is high; and the heating rate reaches 90-98% (the temperature is required to be within 60 ℃), so the heat dissipation requirement on the UVC lamp is higher, but the existing UVC lamp basically has a light source suspended in a lamp tube, the heat dissipation effect is poor, and the temperature rise cannot meet the requirement.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide a fluorescent tube to solve the light source among the current fluorescent tube and hang in the fluorescent tube and lead to the not good technical problem of radiating effect.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is a lamp tube including:

the heat sink is provided with a containing groove, one side of the containing groove is provided with an opening, and the containing groove extends along the length direction of the heat sink;

the light source assembly is accommodated in the accommodating groove and comprises a light source plate, and the light source plate is arranged close to the bottom of the accommodating groove; and

and the glass tube is arranged in the accommodating groove and is covered above the light source component.

Optionally, the light source assembly further comprises:

and the UVC light source is arranged on one side of the light source plate facing the opening.

Optionally, the fluorescent tube still includes the USB interface, with the tip electricity of light source board is connected, the holding tank includes:

a first groove portion for accommodating the light source assembly;

the second groove part is arranged on one side of the first groove part, which is far away from the light source component, communicated with the first accommodating groove and used for accommodating the USB interface; and

and the third groove part is arranged on one side of the second groove part, which is deviated from the light source assembly, communicated with the second groove part and used for accommodating the glass tube.

Optionally, the heat sink is an aluminum profile piece.

Optionally, the heat sink is provided with a lightening hole along a length direction thereof. Optionally, the lamp tube further comprises:

and the plug is fixedly connected with the glass tube and the radiating piece and is electrically connected with the light source component.

Optionally, the lamp tube further comprises:

Optionally, the plug includes:

the shielding part is correspondingly arranged at the end part of the heat radiating piece;

the first connecting part extends from the side edge of the shielding part towards the direction of the glass tube, and is fixedly connected with the glass tube; and

the second connecting portion, certainly the side orientation of shielding part the direction of heat dissipation piece extends, the second connecting portion with heat dissipation piece lock.

Optionally, the heat sink is provided with an insertion groove, and the second connecting portion is inserted into the insertion groove and fastened with the heat sink.

Optionally, a fastening portion is disposed on a surface of the second connecting portion facing the heat sink, and a fastening groove fastened with the fastening portion is disposed on the heat sink.

Optionally, the heat dissipation member is in clearance fit with the glass tube, and the heat dissipation member is connected with the glass tube through glue.

The utility model provides a beneficial effect of fluorescent tube lies in: compared with the prior art, the utility model discloses the fluorescent tube through setting up the radiating piece, sets up the holding tank that holds and establish the light source subassembly on the radiating piece, and the tank bottom setting of holding tank is hugged closely to this light source subassembly for the heat that the light source subassembly produced can distribute away through the radiating piece, has solved current light source and has hung in the fluorescent tube and lead to the not good technical problem of radiating effect, and the radiating effect is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic perspective view of a lamp tube according to an embodiment of the present invention;

fig. 2 is a schematic view of an explosion structure of a lamp tube according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of a heat sink according to an embodiment of the present invention;

fig. 4 is a cross-sectional structural view of the heat sink shown in fig. 3;

FIG. 5 is a schematic cross-sectional view of a lamp tube according to an embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view of a lamp tube according to an embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of a plug according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-a heat sink; 10-accommodating grooves; 101-a first slot portion; 102-a second slot portion; 103-a third groove portion; 11-a mounting portion; 12-lightening holes; 13-inserting grooves; 14-a snap-fit groove; 15-reinforcing ribs; 2-a light source assembly; 21-a light source plate; 22-UVC light source; 3-a glass tube; 4-USB interface; 5-plug; 51-a shielding section; 52-first connection; 53-a second connecting portion; 531-buckling parts.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and fig. 2, a lamp tube according to an embodiment of the present invention will now be described. The lamp tube comprises a heat dissipation member 1, a light source assembly 2 and a glass tube 3. Wherein, holding tank 10 has been seted up on heat dissipation piece 1, one side opening of holding tank 10, this holding tank 10 extends along the length direction of heat dissipation piece 1, and in this holding tank 10 was located to light source subassembly 2 holding, and the light-emitting direction of this light source subassembly 2 opened towards the side of opening, this light source subassembly 2 includes light source plate 21, and the tank bottom setting of holding tank 10 is hugged closely to this light source plate 21, and glass pipe 3 sets up in holding tank 10 to the top of light source subassembly 2 is located to the cover.

It should be noted that, in the existing lamp tube, the light source assembly 2 is accommodated in the glass tube 3, so that the light source in the light source assembly 2 can only rely on the light source plate 21 to conduct heat to the heat dissipation member for heat dissipation, and the derivation effect is poor. On the one hand, the utility model discloses a hug closely the tank bottom setting of holding tank 10 of radiating piece 1 with light source subassembly 2 for the heat that light source subassembly 2 produced can directly be derived through radiating piece 1, and the temperature has reduced 47 ℃, avoids the heat production of light source subassembly 2 to derive, influences the normal use of light source subassembly 2.

On the other hand, because the plastic material can not be used to the glass pipe 3 of UVC light source 22, otherwise can be with higher speed the ageing of plastics, consequently adopt the glass pipe 3 of glass material, and individual layer glass piece needs the cutting, and glass's nature is breakable and fragile, so the cost is about twice than fashioned glass pipe height, the utility model discloses a circular ring shape glass pipe 3 is as glass pipe 3, sees through two-layer glass and sees through one deck glass and influence little to UVC's bactericidal effect, but has compromise the cost, does not influence the temperature rise again.

The utility model provides a lamp tube, compared with the prior art, through set up the holding tank 10 that holds and establish light source subassembly 2 on heat-dissipating piece 1, the tank bottom setting of holding tank 10 is hugged closely to this light source subassembly 2 for the heat that light source subassembly 2 produced can distribute away through heat-dissipating piece 1, has solved current light source and has hung in the lamp tube and lead to the not good technical problem of radiating effect, and the radiating effect is better.

Specifically, in the present embodiment, the glass tube 3 has a circular tube-like structure. The glass tube 3 is a quartz tube. Of course, in other embodiments, the glass tube 3 may have other shapes, such as a quadrangular tube shape, and the like.

To facilitate diffuse reflection, microstructures may be provided within the glass tube 3 to facilitate diffuse reflection of the UVC light source 22.

In another embodiment of the present invention, referring to fig. 1 and fig. 2, the light source assembly 2 further includes a UVC light source 22, and the UVC light source 22 is disposed on one side of the light source board 21 facing the opening.

In another embodiment of the present invention, referring to fig. 3 to 5, the lamp tube further includes a USB interface 4, the USB interface 4 is electrically connected to the end portion of the light source board 21, and the accommodating groove 10 includes a first groove 101, a second groove 102 and a third groove 103. Wherein, first slot portion 101 is used for holding light source subassembly 2, and second slot portion 102 sets up in the one side that deviates from light source subassembly 2 of first slot portion 101 to with first slot portion 101 intercommunication, third slot portion 103 sets up in the one side that deviates from light source subassembly 2 of second holding tank 10, and with second slot portion 102 intercommunication, be used for holding glass pipe 3.

Specifically, a part of the glass tube 3 is accommodated in the third groove 103, and the third groove 103 has an elongated bowl-like structure. The cross-sectional diameter of the third slot portion 103 close to the light source assembly 2 is smaller than the cross-sectional diameter of the third slot portion 103 facing away from the light source assembly 2.

In another embodiment of the present invention, please refer to fig. 4, the heat sink 1 is an aluminum profile. The heat dissipation piece 1 of the aluminum profile has the characteristics of attractive appearance, light weight, good heat dissipation performance, good energy-saving effect and the like. The surface of the heat sink 1 of the processed aluminum profile is subjected to surface treatment by anodic oxidation to increase the corrosion resistance, wear resistance and appearance beauty of the aluminum profile.

Specifically, in the present embodiment, with further reference to fig. 4, the heat sink 1 is provided with lightening holes 12 along the length direction thereof, so that the heat sink 1 as a whole is lighter in weight.

In another embodiment of the present invention, referring to fig. 6 and 7, the lamp tube further includes a plug 5, and the plug 5 is fixedly connected to the glass tube 3 and the heat sink 1, and is electrically connected to the light source assembly 2.

Specifically, with reference to fig. 3 and 4, the plug 5 includes a shielding portion 51, a first connecting portion 52 and a second connecting portion 53, the shielding portion 51 is disposed at an end of the heat sink 1, the first connecting portion 52 extends from a side of the shielding portion 51 toward the glass tube 3, the first connecting portion 52 is fixedly connected to the glass tube 3, the second connecting portion 53 extends from a side of the shielding portion 51 toward the heat sink 1, the second connecting portion 53 is fixedly connected to the glass tube 3, and the second connecting portion 53 is fastened to the heat sink 1.

Further, with reference to fig. 3 and 4, the heat sink 1 is provided with an insertion groove 13, and the second connection portion 53 of the plug 5 is inserted into the insertion groove 13 and fastened to the heat sink 1.

A reinforcing rib 15 is formed between the insertion groove 13 and the lightening hole 12, so that the lamp tube can bear external impact and protect the light source assembly 2 and the glass tube 3 in the accommodating groove 10.

Specifically, in the present embodiment, the surface of the second connecting portion 53 facing the heat sink 1 is provided with an engaging portion 531, the heat sink 1 is provided with an engaging groove 14 engaged with the engaging portion 531, and the engaging portion 531 is engaged with the engaging groove 14 of the heat sink 1.

Further, glass pipe 3 relies on end cap 5 at both ends to be fixed for glass pipe 3 can not hug closely with the lateral wall of radiating piece 1, otherwise can fish tail glass pipe 3 that glass made, radiating piece 1 and glass pipe 3 clearance fit promptly, consequently need the UV sticky be in the same place between glass pipe 3 and the radiating piece 1, thereby prevent entering such as dust, mosquito, influence bactericidal effect.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A lamp tube, characterized in that: the method comprises the following steps:

2. A lamp tube as claimed in claim 1, characterized in that: the light source assembly further comprises:

3. A lamp tube as claimed in claim 1, characterized in that: the fluorescent tube still includes the USB interface, with the tip electricity of light source board is connected, the holding tank includes:

a first groove portion for accommodating the light source assembly;

the second groove part is arranged on one side of the first groove part, which is far away from the light source component, is communicated with the first groove part and is used for accommodating the USB interface; and

4. A lamp tube as claimed in any one of claims 1 to 3, wherein: the heat dissipation piece is an aluminum profile piece.

5. A lamp tube as claimed in claim 4, characterized in that: the radiating piece is provided with lightening holes along the length direction.

6. A lamp tube as claimed in any one of claims 1 to 3, wherein: the lamp tube further comprises:

7. A lamp tube as claimed in claim 6, characterized in that: the end cap comprises:

8. A lamp tube as claimed in claim 7, characterized in that: the heat sink is provided with an insertion groove, and the second connecting portion is inserted into the insertion groove and buckled with the heat sink.

9. A lamp tube as claimed in claim 8, characterized in that: the surface of the second connecting part facing the heat radiating part is provided with a buckling part, and the heat radiating part is provided with a buckling groove buckled with the buckling part.

10. A lamp tube as claimed in claim 6, characterized in that: the heat dissipation piece is in clearance fit with the glass tube, and the heat dissipation piece is connected with the glass tube through glue.