CN203454029U - Plug structure of LED fluorescent lamp - Google Patents
Plug structure of LED fluorescent lamp Download PDFInfo
- Publication number
- CN203454029U CN203454029U CN201320544382.5U CN201320544382U CN203454029U CN 203454029 U CN203454029 U CN 203454029U CN 201320544382 U CN201320544382 U CN 201320544382U CN 203454029 U CN203454029 U CN 203454029U
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- Prior art keywords
- control circuit
- circuit board
- fluorescent tube
- shell
- fluorescent lamp
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Abstract
The utility model discloses a plug structure of an LED fluorescent lamp. The plug structure of the LED fluorescent lamp not only can lower the cost of materials, but also can simplify the assembly process. The plug structure of the LED fluorescent lamp comprises a drum-shaped or stepped drum-shaped plug shell, electrode pins and a control circuit board, wherein two through holes are formed in the outer end face of the plug shell; the electrode pins penetrate through the through holes; the outer end and the inner end of each electrode pin are arranged on the two sides of the corresponding through hole respectively; the inner ends of the electrode pins are welded and fixed to the LED control circuit board. The plug shell does not comprise the electrode pins, only the two holes through which the electrode pins penetrate are reserved in the outer end face of the shell, and therefore the manufacturing process of the plug shell is simplified greatly, the manufacturing cost of the plug shell is lowered greatly, and at the same time, the electrode pins are directly welded to the control circuit board, wires are saved, the welding process is simplified, and the assembly speed is improved. In addition, a clamping groove is formed in the inner wall of the plug shell and bosses are arranged on the two sides of the control circuit board, so that the control circuit board can stably fixed to the set position, and looseness is avoided.
Description
Technical field
The utility model relates to a kind of LED fluorescent lamp, particularly a kind of LED fluorescent light plug and the assembly structure of managing inner control circuit plate.
Background technology
Along with scientific and technical fast development, the LED light emitting source of take with advantages such as energy-saving and environmental protection, highlighted and life-span are long is that main illuminating device is more and more subject to liking of consumer.
LED fluorescent light plug of the prior art consists of plug housing and the control circuit board being placed in pipe, control circuit board is welded respectively and is electrically connected to the LED lamp bar in pipe and the electrode stitch being fixed on plug housing by line, conventionally, control circuit board is placed on one end of fluorescent tube.
This structure has the following disadvantages:
1) electrode stitch is fixedly connected with (stitch is injection-moulded on plug or with plug and welds together) with plug housing, causes its making complexity and cost higher.
2) the inner of electrode stitch and the welding of the line between control circuit board difficulty are large, and waste with the more wire rod that causes of line amount.
3) control circuit board is placed on fluorescent tube one end, causes this end local temperature high, the LED lamp pearl at fragile this place.
Summary of the invention
The technical problems to be solved in the utility model is to provide and a kind ofly both can reduces material cost, stopper structure that again can simplified assembling process.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
LED fluorescent lamp plug structure of the present utility model, comprise the plug housing, electrode stitch and the control circuit board that are shaped as drum or stairstepping drum, on the outer face of plug housing, be provided with two through holes, described electrode needle was worn this through hole, the both sides of its outer end and inner this through hole that is placed in, the inner of described electrode stitch is weldingly fixed on the LED control circuit board that is placed in lamp tube end.
Described plug housing is the stairstepping drum distributing vertically, divide thin footpath shell and particle size shell two parts, the internal diameter of thin footpath shell is less than the external diameter of described fluorescent tube, particle size shell is partly nested with on the outer wall of described fluorescent tube, is provided with the draw-in groove that can make control circuit panel edges insert extending vertically in the inner side of described thin footpath shell.
Dual-side at described control circuit board is provided with extension and the boss of holding on fluorescent tube port wall, and boss radical length is less than the thickness of tube wall.
The described particle size shell vertically length of part is greater than the described control circuit board length of part vertically.
Described plug housing is drum, upwards be provided with the radially ring-type raised line of extension its outer wall week, ring-type raised line is divided into shell body and inner housing by plug housing, the external diameter of ring-type raised line is greater than the external diameter of described fluorescent tube holding at fluorescent tube port, on the inner peripheral wall of inner housing, be arranged with shrinkage pool, at both sides and the described shrinkage pool correspondence position of described control circuit board, be provided with the projection being placed in described shrinkage pool.
In the inner side of described plug housing, be provided with the draw-in groove that can make control circuit panel edges insert extending vertically.
On the outer wall of described fluorescent tube termination, be provided with sleeve pipe, the outer end holding of sleeve pipe is on described ring-type raised line, and its inner extends to vertically blocks described control circuit board.
Compared with prior art, the utility model plug used is that plug housing does not comprise electrode stitch, reserved two holes of wearing for electrode needle on the outer face of this housing only, so can greatly simplify the preparation method of plug housing and reduce its manufacturing cost, simultaneously, electrode stitch is directly welded on control circuit board, both saved wire rod, (prior art is two ends welderings to have simplified again welding procedure, weld mutually with the electrode stitch on plug housing the one end that connects wire, its other end welds mutually with control circuit board), also improved operating personnel's assembling speed.In addition, the utility model arranges draw-in groove and in control circuit board both sides, boss is set in plug inner walls, makes control circuit board of the present utility model can steadily be fixed on the position of setting, there will not be loosening phenomenon.
Accompanying drawing explanation
Fig. 1 is one of plug housing schematic diagram of the present utility model.
Fig. 2 is two of plug housing schematic diagram of the present utility model.
Fig. 3 is control circuit board of the present utility model and electrode needle feet connecting structure schematic diagram.
Fig. 4 is stopper structure shaft section schematic diagram in Fig. 1.
Fig. 5 is stopper structure shaft section schematic diagram in Fig. 2.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Reference numeral is as follows:
Plug housing 1, outer face 11, openend 12, through hole 13, thin footpath shell 14, particle size shell 15, draw-in groove 16, ring-type raised line 17, shell body 18, inner housing 19, control circuit board 2, electrode stitch 21, boss 22, fluorescent tube 3, shrinkage pool 4, sleeve pipe 5, projection 6.
As Fig. 1, 2, shown in 3, LED fluorescent lamp plug structure of the present utility model, comprise plug housing 1, electrode stitch 21, control circuit board 2 and fluorescent-lamp tube 3(are hereinafter to be referred as fluorescent tube 3), plug housing 1 be shaped as straight tube cylindrical shape, also can be the step cylindrical shape of different inner diameters, the openend 12 of cylinder is nested with on fluorescent tube 3 outer walls and with fluorescent tube 3 and is fixedly connected with, on the outer face 11 of plug housing 1, be provided with two through holes 13, through hole 13 can be circular, square or oval, this through hole 13 is for electrode stitch 21 outer ends are through reserved through hole 13, when plug housing 1 insertion fluorescent tube 3 is in place, the both sides of the outer end of electrode stitch 21 and inner this through hole 13 that is placed in, the inner of electrode stitch 21 is welded on control circuit board 2, control circuit board 2 parts are placed in plug housing 1, another part is placed in fluorescent tube 3 and is electrically connected to the LED lamp bar on fluorescent tube 3 inwalls.
In order to make control circuit board 2 after installing, in fluorescent tube 3 footpaths, upwards suffer restraints, can not produce displacement diametrically, the draw-in groove 16 that can make control circuit board 2 dual-sides insert that can axial symmetry setting is extended vertically on the inwall of plug housing 1, so, get final product the position that lock control circuit plate 2 makes progress in fluorescent tube 3 footpaths, both control circuit board 2 rotations can have been prevented, control circuit board 2 can be set in to the state directly not contacting with the interior LED lamp of fluorescent tube 3 bar again, like this, can solve that control circuit board 2 in prior art contacts with the interior LED lamp of fluorescent tube 3 bar and the thermal burn problem that produces (the LED lamp bar that the heat producing while being control circuit board 2 work can touch it produce unfavorable even burn out).
Embodiment 1
As shown in Fig. 1,4, described plug housing 1 is the stairstepping drum distributing vertically, divide thin footpath shell 14 and particle size shell 15 two parts, the internal diameter of thin footpath shell 14 is less than the external diameter of described fluorescent tube 3, particle size shell 15 parts are nested with on the outer wall of described fluorescent tube 3, are provided with two draw-in grooves 16 that can make control circuit board 2 edges insert that extend vertically in the inner side of described thin footpath shell 14.
Two draw-in grooves 16 are in same axial cross section, and draw-in groove 16 can be located on thin footpath shell 14 inwalls that join with outer face 11, and the particle size shell 15(that also can be located at away from described outer face 11 is the drum that fluorescent tube 3 joins) on inwall.
In order to make control circuit board 2 after installing, on fluorescent tube 3 is axial, suffer restraints, can not produce displacement in the axial direction, the boss 22 that can radially extend in control circuit board 2 dual-side settings, the radical length of boss 22 is less than the thickness of fluorescent tube 3 walls, like this, when plug housing 1 and fluorescent tube 3 outer walls are locked togather, the inner face of the outer end of control circuit board 2 and plug housing 1 outer face 11 is inconsistent, and described boss 22 is stuck on fluorescent tube 3 port walls, thus, make again control circuit board 2 be subject to constraint on fluorescent tube 3 is axial, locked the position of control circuit board 2 on fluorescent tube 3 is axial.
For fear of seeing from fluorescent tube 3, be placed in the control circuit board in fluorescent tube 3 and affect attractive in appearance, can by described particle size shell 15 vertically the length of part be arranged to be greater than described control circuit board 2 length of part vertically, between particle size shell 15 and fluorescent tube 3 outer walls, be adhesively fixed.
As Fig. 2, shown in 5, described plug housing 1 is drum, at its outer wall, approach medium position, along being circumferentially with the radially ring-type raised line 17 of extension, ring-type raised line 17 is divided into shell body 18 and inner housing 19 two parts by plug housing 1, the external diameter of ring-type raised line 17 is greater than the external diameter of described fluorescent tube 3 holding at fluorescent tube 3 ports, on the inner peripheral wall of inner housing 19, be arranged with shrinkage pool 4, shrinkage pool 4 can be through hole, also can be blind hole, both sides and described shrinkage pool 4 correspondence positions at described control circuit board 2 are provided with the projection 6 being placed in described shrinkage pool 4, like this, when plug 1 is filled in fluorescent tube 3 when interior, the projection 6 of control circuit board 2 both sides is stuck in shrinkage pool 4, thereby control circuit board 2 is suffered restraints on fluorescent tube 3 is axial, its axial location is fixed.
For fear of seeing from fluorescent tube 3, be placed in the control circuit board in fluorescent tube 3 and affect attractive in appearance and strengthen being connected of plug housing 1 and fluorescent tube 3 outer walls, on the outer wall of fluorescent tube 3 terminations, be provided with sleeve pipe 5, the outer end holding of this sleeve pipe 5 is on described ring-type raised line 17, till its inner extends to vertically described control circuit board 2 is blocked, between sleeve pipe 5 and fluorescent tube 3 outer walls, be adhesively fixed or systolic pressure fastens.
Above content is in conjunction with concrete preferred embodiment, and further detailed description of the utility model can not assert that concrete enforcement of the present utility model is confined to these explanations.Without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to the utility model by the definite scope of patent protection of submitted to claims.
Claims (7)
1. a LED fluorescent lamp plug structure, comprise the plug housing (1), electrode stitch (21) and the control circuit board (2) that are shaped as drum or stairstepping drum, it is characterized in that: on the outer face (11) of plug housing (1), be provided with two through holes (13), described electrode stitch (21) is through this through hole (13), the be placed in both sides of this through hole (13) of its outer end and the inner, the inner of described electrode stitch (21) is weldingly fixed on the LED control circuit board (2) that is placed in fluorescent tube (3) end.
2. LED fluorescent lamp plug structure according to claim 1, it is characterized in that: the stairstepping drum of described plug housing (1) for distributing vertically, divide thin footpath shell (14) and particle size shell (15) two parts, the internal diameter of thin footpath shell (14) is less than the external diameter of described fluorescent tube (3), particle size shell (15) part is nested with on the outer wall of described fluorescent tube (3), is provided with the draw-in groove (16) that can make control circuit board (2) edge insert extending vertically in the inner side of described thin footpath shell (14).
3. LED fluorescent lamp plug structure according to claim 2, it is characterized in that: the dual-side at described control circuit board (2) is provided with extension and the boss (22) of holding on fluorescent tube (3) port wall, and boss (22) radical length is less than the thickness of fluorescent tube (3) tube wall.
4. according to the LED fluorescent lamp plug structure described in claim 2 or 3, it is characterized in that: described particle size shell (15) the vertically length of part is greater than described control circuit board (2) length of part vertically.
5. LED fluorescent lamp plug structure according to claim 1, it is characterized in that: described plug housing (1) is drum, upwards be provided with the radially ring-type raised line (17) of extension its outer wall week, ring-type raised line (17) is divided into shell body (18) and inner housing (19) by plug housing (1), the external diameter of ring-type raised line (17) is greater than the external diameter of described fluorescent tube (3) holding at fluorescent tube (3) port, on the inner peripheral wall of inner housing (19), be arranged with shrinkage pool (4), both sides and described shrinkage pool (4) correspondence position at described control circuit board (2) are provided with the projection (6) being placed in described shrinkage pool (4).
6. LED fluorescent lamp plug structure according to claim 5, is characterized in that: in the inner side of described plug housing (1), be provided with the draw-in groove (16) that can make control circuit board (2) edge insert extending vertically.
7. according to the LED fluorescent lamp plug structure described in claim 5 or 6, it is characterized in that: on the outer wall of described fluorescent tube (3) termination, be provided with sleeve pipe (5), the outer end holding of sleeve pipe (5) is upper at described ring-type raised line (17), and its inner extends to vertically blocks described control circuit board (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320544382.5U CN203454029U (en) | 2013-09-03 | 2013-09-03 | Plug structure of LED fluorescent lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320544382.5U CN203454029U (en) | 2013-09-03 | 2013-09-03 | Plug structure of LED fluorescent lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203454029U true CN203454029U (en) | 2014-02-26 |
Family
ID=50133901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320544382.5U Expired - Fee Related CN203454029U (en) | 2013-09-03 | 2013-09-03 | Plug structure of LED fluorescent lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203454029U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090765A (en) * | 2014-04-15 | 2015-11-25 | 鸿富锦精密工业（深圳）有限公司 | Light-emitting diode light fixture |
-
2013
- 2013-09-03 CN CN201320544382.5U patent/CN203454029U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090765A (en) * | 2014-04-15 | 2015-11-25 | 鸿富锦精密工业（深圳）有限公司 | Light-emitting diode light fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20180903 |