CN203797412U - Led lamp tube - Google Patents
Led lamp tube Download PDFInfo
- Publication number
- CN203797412U CN203797412U CN201420121153.7U CN201420121153U CN203797412U CN 203797412 U CN203797412 U CN 203797412U CN 201420121153 U CN201420121153 U CN 201420121153U CN 203797412 U CN203797412 U CN 203797412U
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- CN
- China
- Prior art keywords
- fluorescent tube
- pcb board
- led fluorescent
- end cap
- transmittance section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to the technical field of LED semiconductor lighting, and provides an LED lamp tube. The LED lamp tube comprises a hollow tube body, an end cover and a light source, wherein the end cover is connected with the end of the tube body, and the light source is fixedly installed in the tube body. The tube body is made of an insulating material and integrally formed and comprises a light transmitting part for light transmission and a connecting part for being connected with the end cover, the light transmitting part is arranged in the position corresponding to the light source, the connecting part is located at the end of the light transmitting part, at least the light transmitting part of the tube body is made of a light diffusion PC material, and therefore light emitted by the light source can transmit the light transmitting part and scattered outside the LED lamp tube. Compared with the prior art, the LED lamp tube has the advantages that due to the fact that the tube body is made of the insulating material, the electric leakage risk can be avoided in the assembly and use processes, and safety of products is improved; due to the fact that an original aluminum lamp base is replaced by the insulating material with low weight, the LED lamp tube is lower in weight, easier to carry and wider in application range.
Description
Technical field
The utility model relates to the technical field of LED semiconductor lighting, especially relates to a kind of LED fluorescent tube.
background technology
LED (Light Emitting Diode), is a kind of solid-state semiconductor devices that can be visible ray by electric energy conversion, and it can directly be converted into light electricity.
At present, along with the development of lighting engineering, LED semiconductor lighting market reaches its maturity, and people also day by day increase the demand of LED product.
In prior art, as a kind of LED fluorescent tube comparatively common, that use is the widest, its body comprises aluminium matter lamp socket and PC lampshade, and luminous light source is arranged on aluminium matter lamp socket.This structure is because aluminium matter lamp socket is conducting metal, if the danger of electric leakage easily occurs misoperation in assembling process, so the Power Management Design of fluorescent tube must consider how to prevent to get an electric shock, comparatively complicated; And aluminium matter lamp socket weight is larger, fluorescent tube integral body is heavier, is not easy to carry.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of LED fluorescent tube, is intended to solve in prior art, the technical problem that the LED fluorescent tube that contains conducting metal composition easily gets an electric shock.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of LED fluorescent tube, it comprises that the body of hollow, lid are located at the end cap of described body end and are arranged on the light source in described body, wherein, described body adopts insulating materials one-body molded, described body comprises for the transmittance section of printing opacity and connecting portion for being connected with described end cap, described connecting portion is arranged on the end of described transmittance section, and described body adopts light diffusion PC material to make to being less than place, described transmittance section.
Further, the cross section of described body comprises that nonocclusive segmental arc and the straightway that is connected in described segmental arc two ends enclose formation.
Further, described light source comprises the pcb board that is arranged in described body, is arranged on LED lamp pearl and the drive electric power unit that is arranged on described pcb board one side and is connected with described pcb board on described pcb board, and described pcb board is faced mutually with described transmittance section.
Further, be provided with two for the draw-in groove of fixing described pcb board in described body, the opening of two described draw-in grooves is parallel and be oppositely arranged.
Further, described body has perpendicular to described pcb board and the axle center by this body and makes opposite end extend to the line segment on described body on its cross section; The first end of described line segment extends to the transmittance section of described body, and the second end extends to the part that described body is relative with described transmittance section; The altitude range of described pcb board on the cross section of described body served as reasons the second end of described line segment to 3/4 place of whole described line segment.
Further, described drive electric power unit is installed in described end cap or is adhered on described pcb board.
Further, described body all adopts light diffusion PC material to make.
Further, described connecting portion is provided with fixing hole, and the inner side of described end cap is provided with the buckle for coordinating with described fixing hole clamping.
Further, described end cap adopts insulating materials to make, and is provided with for connecting the copper pin of external power source on the end face of described end cap.
Further, on the end face of described end cap, offer the air-vent for dispelling the heat.
Be compared with the prior art, can there is not the danger of electric leakage, the security that has improved product in the LED fluorescent tube that the utility model provides in assembling and use procedure; And due to by the lighter alternative original aluminium matter lamp socket of insulating materials of weight, make the weight of LED fluorescent tube lighter, be easy to carry about with one, and production efficiency is high, lighting angle is large, light transmittance is high and light is soft, applicable situation is wider.
Accompanying drawing explanation
Fig. 1 is the partial exploded view of the LED fluorescent tube of first embodiment of the utility model embodiment;
Fig. 2 is the cutaway view of A-A face in Fig. 1;
Fig. 3 is the partial exploded view of the LED fluorescent tube of second embodiment of the utility model embodiment;
Fig. 4 is the cutaway view of B-B face in Fig. 3.
The specific embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with concrete accompanying drawing, realization of the present utility model is described in detail.
As shown in Figures 1 to 4, the LED fluorescent tube 1 that the present embodiment provides, it comprises the body 40 of hollow, the end cap 10 being connected with body 40 ends and be fixedly mounted on the light source 3 in body 40, wherein, body 40 adopts insulating materials one-body molded, body 40 comprises for the transmittance section 401 of printing opacity and connecting portion 402 for being connected with end cap 10, transmittance section 401 is arranged on the position of light source 3 correspondences, connecting portion 402 is positioned at the outboard end of transmittance section 401, on body 40, to being less than 401 places, transmittance section, adopt light diffusion PC material to make, thereby the luminous energy that light source 3 sends penetrates through this transmittance section 401 and to LED fluorescent tube 1 is outside.
In above-mentioned LED fluorescent tube 1 structure, because adopting insulating materials, makes body 40, like this, in assembling and use procedure, can there is not the danger of electric leakage, the security that has improved product; And due to by the lighter alternative original aluminium matter lamp socket of insulating materials of weight, make the weight of LED fluorescent tube 1 lighter, be easy to carry about with one, applicable situation is wider; Moreover the price of insulating materials is relatively cheap, thereby reduced the manufacturing cost of LED fluorescent tube 1.
First embodiment that Fig. 1 and Fig. 2 provide for the utility model.
See figures.1.and.2, the cross sectional shape of body 40 is circular, and the two ends of body 40 are connected with respectively an end cap 10, and the cross sectional shape of the cross sectional shape of end cap 10 and body 40 matches, and its internal diameter omits the external diameter close to body 40.
Body 40 can be that a kind of insulating materials is made, also can be that multiple insulating materials is made, but at least in the transmittance section 401 of this body 40, adopt with the light diffusion PC material of light-extension function and make, light diffusion PC material is that light diffusing agent is spherical in shape by add light diffusing agent in PC resin, be dispersed in PC resin, form island structure, because the refraction index of PC resin and light diffusing agent is different, light is at the similar mirror-reflection in light diffusing agent surface, through multiple reflections, reach light diffusion effect.The color of light diffusion PC material can be transparent or milky, and has the superperformances such as high temperature resistant, resistance combustion, high transmission rate simultaneously.Like this, the light that the light source 3 in body 40 sends is after multiple reflection process arrives transmittance section 401 again, and diffusant meets, and carries out reflection and astigmatism repeatedly, in this process, 401 surfaces, the transmittance section of body 40 is maintained to certain brightness.
In the present embodiment, light source 3 comprises the pcb board 31 that is fixedly mounted in body 40, is arranged on several LED lamp pearls 32 and the drive electric power unit 20 that is arranged on pcb board 31 1 sides and is connected with pcb board 31 on pcb board 31 integration packaging, and pcb board 31 is faced mutually with transmittance section 401.The pad 33 that is distributed with corresponding power module 30, circuit on pcb board 31 and matches with each LED lamp pearl 32, the output of drive electric power unit 20 is connected with the pad 33 on pcb board 31 by wire or the binding post that matches, the wire that its input carries by end cap 10 is connected with external power source, makes it to form a complete circuit.Like this, after drive electric power unit 20 energisings, by the power module 30 on pcb board 31, start LED lamp pearl 32 luminous, LED fluorescent tube 1 is started working.
In body 40, be provided with two and be parallel to each other and be oppositely arranged for the fixing opening of 41, two draw-in grooves 41 of draw-in groove of pcb board 31, draw-in groove 41 is stretched out and forms to the axis direction of body 40 by the inwall of body 40, and extends and arrange along the length direction of body 40.The openings of sizes of each draw-in groove 41 is close to the thickness of pcb board 31, by the side of pcb board 31 is embedded in draw-in groove 41 openings, thus the fixing position of pcb board 31.
Body 40 has perpendicular to pcb board 31 and the axle center by this body 40 and makes opposite end extend to the line segment on body 40 on its cross section; Transmittance section 401, the second ends that the first end of line segment extends to body 40 extend to the part that body 40 is relative with transmittance section 401; In the present embodiment, the height of pcb board on the cross section of body 40 by the second end of line segment 5/6 place to whole line segment.Like this, the light that LED lamp pearl 32 is launched can carry out reflection repeatedly in body 40, so that improve the brightness on 401 surfaces, transmittance section.
Certainly, also can be according to the width setting of pcb board 31, when the width of pcb board 31 is narrower, the bottom of draw-in groove 41 split sheds can be thickened, thus 31 of pcb boards on certain height and position.
Relatively fixing for realizing the position of drive electric power unit 20 in body 40, drive electric power unit 20 can or be fixed in end cap 10 by screw, or fits on pcb board 31 by appropriate adhesive.
In order to make LED fluorescent tube 1 Integral luminous better effects if, body 40 all adopts light diffusion PC material to be made of one piece, on body 40 transmittance section 401, other positions also adopt and can make with the light diffusion PC material of light-extension function, like this, the light transmission that increases LED fluorescent tube 1 integral body, has improved illumination effect.
In order to make end cap 10 and body 40, install more firm, on the connecting portion 402 of body 40, offer fixing hole 42, the inner side of end cap 10 is provided with the buckle for coordinating with these fixing hole 42 clampings, like this, by buckle, coordinate end cap 10 is fastened on body 40 with the clamping of fixing hole 42, and be convenient to install.
For the anticreeping power of LED fluorescent tube 1 integral body is improved, end cap 10 also adopts insulating materials to make, and on the end face of end cap 10, be provided with the copper pin 11 for switching on, this copper pin 11 is through the end face of this end cap 10, its one end is connected with the drive electric power unit 20 in body 40, and the other end is used for connecting external power source.Like this, the insulation effect of energy General Promotion LED fluorescent tube 1, makes LED fluorescent tube 1 safer in installation and use procedure.
In order to realize the heat radiation of LED fluorescent tube 1, on the end face of end cap 10, offer the air-vent 12 for dispelling the heat, can, according to power and the caloric value of LED lamp pearl 32, on the end face of end cap 10, offer the air-vent 12 that quantity and size are suitable.
As shown in Figure 3 and Figure 4, for second embodiment of the present utility model, in second embodiment, below only to being described from parts different in first embodiment.
In this embodiment, the cross section of body 40 comprises that nonocclusive segmental arc 40a and the straightway 40b that is connected in described segmental arc 40a two ends enclose formation, as can be seen from Figure 4, transmittance section 401 for printing opacity is arranged on segmental arc 40a's, the pcb board 31 that the LED lamp pearl 32 of integration packaging is installed passes through the bottom of draw-in groove 41 in body 40, abut against the surface of this straightway 40b, owing to thering are body 40 surfaces of this straightway 40b, it is a plane, like this, when body 40 surfaces with this straightway 40b are installed on plane body of wall, be convenient to the fixing of LED light fixture.
Certainly, the cross sectional shape of body 40 also can be designed to any irregular cycle according to actual needs.
The height of pcb board on the cross section of body 40 also can arrange as required, and on the cross section of body 40, the fitting limit of pcb board is served as reasons the second end of described line segment to 3/4 place of whole described line segment.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace or improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a LED fluorescent tube, it comprises that the body of hollow, lid are located at the end cap of described body end and are arranged on the light source in described body, it is characterized in that: described body adopts insulating materials one-body molded, described body comprises for the transmittance section of printing opacity and connecting portion for being connected with described end cap, described connecting portion is arranged on the end of described transmittance section, and described body adopts light diffusion PC material to make to being less than place, described transmittance section.
2. LED fluorescent tube according to claim 1, is characterized in that: the cross section of described body comprises that nonocclusive segmental arc and the straightway that is connected in described segmental arc two ends enclose formation.
3. LED fluorescent tube according to claim 2, it is characterized in that: described light source comprises the pcb board that is arranged in described body, is arranged on LED lamp pearl and the drive electric power unit that is arranged on described pcb board one side and is connected with described pcb board on described pcb board, and described pcb board is faced mutually with described transmittance section.
4. LED fluorescent tube according to claim 3, is characterized in that: in described body, be provided with two for the draw-in groove of fixing described pcb board, the opening of two described draw-in grooves is parallel and be oppositely arranged.
5. LED fluorescent tube according to claim 4, is characterized in that: described body has perpendicular to described pcb board and the axle center by this body and makes opposite end extend to the line segment on described body on its cross section; The first end of described line segment extends to the transmittance section of described body, and the second end extends to the part that described body is relative with described transmittance section; The altitude range of described pcb board on the cross section of described body served as reasons the second end of described line segment to 3/4 place of whole described line segment.
6. LED fluorescent tube according to claim 3, is characterized in that: described drive electric power unit is installed in described end cap or is adhered on described pcb board.
7. according to the LED fluorescent tube described in claim 1-6 any one, it is characterized in that: described body all adopts light diffusion PC material to make.
8. according to the LED fluorescent tube described in claim 1-6 any one, it is characterized in that: described connecting portion is provided with fixing hole, the inner side of described end cap is provided with the buckle for coordinating with described fixing hole clamping.
9. according to the LED fluorescent tube described in claim 1-6 any one, it is characterized in that: described end cap adopts insulating materials to make, and is provided with for connecting the copper pin of external power source on the end face of described end cap.
10. according to the LED fluorescent tube described in claim 1-6 any one, it is characterized in that: on the end face of described end cap, offer the air-vent for dispelling the heat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420121153.7U CN203797412U (en) | 2014-03-17 | 2014-03-17 | Led lamp tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420121153.7U CN203797412U (en) | 2014-03-17 | 2014-03-17 | Led lamp tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203797412U true CN203797412U (en) | 2014-08-27 |
Family
ID=51379621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420121153.7U Expired - Fee Related CN203797412U (en) | 2014-03-17 | 2014-03-17 | Led lamp tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203797412U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104990041A (en) * | 2015-07-17 | 2015-10-21 | 赵兴 | Straight tube piece and straight tube type illuminating lamp tube with same |
| US11686457B2 (en) | 2014-09-28 | 2023-06-27 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US11698170B2 (en) | 2015-03-10 | 2023-07-11 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
| US11906115B2 (en) | 2014-12-05 | 2024-02-20 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US11920743B2 (en) | 2021-12-01 | 2024-03-05 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
-
2014
- 2014-03-17 CN CN201420121153.7U patent/CN203797412U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11686457B2 (en) | 2014-09-28 | 2023-06-27 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US11906115B2 (en) | 2014-12-05 | 2024-02-20 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US11698170B2 (en) | 2015-03-10 | 2023-07-11 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
| CN104990041A (en) * | 2015-07-17 | 2015-10-21 | 赵兴 | Straight tube piece and straight tube type illuminating lamp tube with same |
| US11920743B2 (en) | 2021-12-01 | 2024-03-05 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518102 Guangdong province Shenzhen Pingshan New District Industrial Zone poly Longshan Road No. 3 Patentee after: Shenzhen rectangular group Limited by Share Ltd Address before: 518102 Guangdong province Shenzhen Pingshan New District Industrial Zone poly Longshan Road No. 3 Patentee before: Shenzhen ChangFang Semiconductor Light Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20190317 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |