CN202082663U - Fluorescent lamp tube - Google Patents
Fluorescent lamp tube Download PDFInfo
- Publication number
- CN202082663U CN202082663U CN2011201293980U CN201120129398U CN202082663U CN 202082663 U CN202082663 U CN 202082663U CN 2011201293980 U CN2011201293980 U CN 2011201293980U CN 201120129398 U CN201120129398 U CN 201120129398U CN 202082663 U CN202082663 U CN 202082663U
- Authority
- CN
- China
- Prior art keywords
- fluorescent tube
- circuit board
- main body
- tube main
- installation portion
- 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 discloses a fluorescent lamp tube, which comprises a tubular hollow lamp tube body, a light permeable shade covering the lamp tube body, and a drive circuit board set disposed inside the lamp tube body. The lamp tube body comprises a circuit board mounting portion, an aluminum PCB (printed circuit board) is disposed on the circuit board mounting portion, an LED light source is arranged on the aluminum PCB, lamp holders are arranged at two ends of the lamp tube body, and the drive circuit board set is respectively connected with the aluminum PCB and the lamp holders. The fluorescent lamp tube is fine in heat dissipation, longer in service life, higher in cost performance, simple and compact in structure, and suitable for mass industrial production.
Description
Technical field
The utility model relates to the LED illuminating lamp, relates in particular to the good fluorescent tube of a kind of thermal diffusivity.
Background technology
Application number is that 200620004492.2 Chinese patent discloses a kind of LED fluorescent lamp, have carry a lamp body, a plurality of being arranged on carried the LED light emitting diode on the lamp body and is arranged on the power circuit that is used for providing to the LED light emitting diode power supply that carries on the lamp body; The lamp body two ends respectively were provided with the lamp base that is complementary with the traditional fluorescent lamp lamp socket in described year.But this fluorescent lamp heat radiation is relatively poor.
Summary of the invention
The utility model mainly is the technical problem that solves existing in prior technology fluorescent lamp heat radiation poor-performing etc., and a kind of fluorescent tube is provided, and heat dispersion is good, and service life is longer, and cost performance is higher.
Another purpose of the present utility model provides a kind of fluorescent tube, and is simple in structure, compact, is fit to mass industrialized production.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: it comprise tubulose hollow fluorescent tube main body, cover the diffuser on the fluorescent tube main body and be arranged on drive circuit board group in the fluorescent tube main body, described fluorescent tube main body comprises a circuit board installation portion, described circuit board installation portion is provided with the PCB aluminium base, described PCB aluminium base is provided with led light source, fluorescent tube main body two ends are provided with lamp holder, and described drive circuit board group links to each other with PCB aluminium base, described lamp holder respectively.PCB aluminium base of the present utility model is used to install led light source, and the thermal conductivity of aluminium base is good, can fast heat with led light source be delivered to rapidly on the fluorescent tube main body to distribute by heat radiation and cross-ventilation; The LED lamp is electric photosensitive elements, small voltage or electric current all can cause the variation of LED brightness, serious meeting damages LED, and drive circuit board group of the present utility model makes driving power form the power supply of a constant current or constant voltage, thus the service life of further improving LED light source for illuminating; Lamp holder of the present utility model is used to connect the external drive power supply apparatus.
In order to reduce rapidly the temperature of drive circuit board group, as preferably, described drive circuit board group is provided with fin.
As preferably, described diffuser covers on the circuit board installation portion.
As preferably, described circuit board installation portion comprises a mounting plane, forms a pair of card article that matches with the PCB aluminium base on this mounting plane.Mounting plane and card article form the slot of grafting PCB aluminium base, need only during installation the PCB aluminium base is plugged on the fluorescent tube main body.
As preferably, described lamp holder is provided with pin in the contact that stretches out in lamp holder, and described drive circuit board group contacts interior pin and is connected with described.
As preferably, the interior needle shield that pin matched in described lamp holder was provided with and contacts.Interior needle shield is used for pin in the protection contact, and pin damages in preventing to contact.
As preferably, described fluorescent tube main body comprises and the integrated curved radiating part of described circuit board installation portion.Adopt curved surface shape radiating part, make lamp body main body area of dissipation increase like this.
As preferably, described radiating part is an arc surfaced.
As preferably, described radiating part is provided with some grooves.Adopt groove structure, can further increase lamp body main body area of dissipation, make the utility model heat dispersion be improved.
As preferably, described groove runs through the cambered surface of radiating part along the axis direction of fluorescent tube main body.
The beneficial effect that the utility model brings is, the utility model heat dispersion is good, and service life is longer, and cost performance is higher, and is simultaneously simple in structure, compact, is fit to mass industrialized production.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model;
Accompanying drawing 2 is a kind of sectional structure schematic diagrames of the utility model one end;
Accompanying drawing 3 is a kind of sectional structure schematic diagrames that B-B cuts open in the accompanying drawing 2;
Accompanying drawing 4 is a kind of perspective view of fluorescent tube main body of the present utility model;
Accompanying drawing 5 is a kind of three-dimensional decomposition texture schematic diagrames of the present utility model.
Description of drawings: 1, lamp holder; 2, diffuser; 3, LED paster; 4, PCB aluminium base; 5, drive circuit board group; 6, fluorescent tube main body; 61, circuit board installation portion; 611, mounting plane; 612, card article; 62, radiating part; 621, groove; 7, pin in the contact; 8, interior needle shield; 9, fin.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: the fluorescent tube of present embodiment such as Fig. 1,2,3,4, shown in 5, the hollow fluorescent tube main body 6 that comprises tubulose, cover the diffuser 2 on the circuit board installation portion 61 of fluorescent tube main body 6 and be installed in drive circuit board group 5 in the fluorescent tube main body 6, fluorescent tube main body 6 comprise a circuit board installation portion 61 and with the radiating part 62 of circuit board installation portion 61 integrated arc surfaceds, circuit board installation portion 61 comprises a mounting plane 611, form a pair of card article 612 on this mounting plane 611, this forms with mounting plane 611 card article 612 mounting groove that PCB aluminium bases 4 match is installed, be shaped on the radiating part 62 many that be arranged in parallel and run through the groove 621 of radiating part 62 cambered surfaces along the axis direction of fluorescent tube main body 6.
PCB aluminium base 4 is installed on the circuit board installation portion 61, LED paster 3 is installed on the PCB aluminium base 4, fluorescent tube main body 6 two ends are equipped with lamp holder 1, pin 7 in the contact that stretches out in lamp holder 1 is installed on the lamp holder 1, needle shield 8 in also being equipped with on the pin 7 in the contact, drive circuit board group 5 respectively with PCB aluminium base 4, contact in pin 7 link to each other, fin 9 also is installed on the drive circuit board group 5.
Claims (10)
1. fluorescent tube, it is characterized in that, comprise tubulose hollow fluorescent tube main body, cover the diffuser on the fluorescent tube main body and be arranged on drive circuit board group in the fluorescent tube main body, described fluorescent tube main body comprises a circuit board installation portion, described circuit board installation portion is provided with the PCB aluminium base, described PCB aluminium base is provided with led light source, and fluorescent tube main body two ends are provided with lamp holder, and described drive circuit board group links to each other with PCB aluminium base, described lamp holder respectively.
2. fluorescent tube according to claim 1 is characterized in that, described drive circuit board group is provided with fin.
3. fluorescent tube according to claim 1 is characterized in that described diffuser covers on the circuit board installation portion.
4. fluorescent tube according to claim 3 is characterized in that, described circuit board installation portion comprises a mounting plane, forms a pair of card article that matches with the PCB aluminium base on this mounting plane.
5. fluorescent tube according to claim 1 is characterized in that, described lamp holder is provided with pin in the contact that stretches out in lamp holder, and described drive circuit board group contacts interior pin and is connected with described.
6. fluorescent tube according to claim 5 is characterized in that, described lamp holder is provided with and contacts the interior needle shield that interior pin matches.
7. according to claim 1 or 3 or 4 or 5 or 6 described fluorescent tubes, it is characterized in that described fluorescent tube main body comprises and the integrated curved radiating part of described circuit board installation portion.
8. fluorescent tube according to claim 7 is characterized in that, described radiating part is an arc surfaced.
9. fluorescent tube according to claim 8 is characterized in that described radiating part is provided with some grooves.
10. fluorescent tube according to claim 9 is characterized in that, described groove runs through the cambered surface of radiating part along the axis direction of fluorescent tube main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201293980U CN202082663U (en) | 2011-04-28 | 2011-04-28 | Fluorescent lamp tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201293980U CN202082663U (en) | 2011-04-28 | 2011-04-28 | Fluorescent lamp tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202082663U true CN202082663U (en) | 2011-12-21 |
Family
ID=45343290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201293980U Expired - Fee Related CN202082663U (en) | 2011-04-28 | 2011-04-28 | Fluorescent lamp tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202082663U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518970A (en) * | 2011-12-29 | 2012-06-27 | 徐志锋 | Pure light emitting diode (LED) daylight lamp tube capable of directly replacing fluorescent lamp tube |
-
2011
- 2011-04-28 CN CN2011201293980U patent/CN202082663U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518970A (en) * | 2011-12-29 | 2012-06-27 | 徐志锋 | Pure light emitting diode (LED) daylight lamp tube capable of directly replacing fluorescent lamp tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20140428 |