CN201266589Y - Screw lamp holder - Google Patents
Screw lamp holder Download PDFInfo
- Publication number
- CN201266589Y CN201266589Y CNU2008201650651U CN200820165065U CN201266589Y CN 201266589 Y CN201266589 Y CN 201266589Y CN U2008201650651 U CNU2008201650651 U CN U2008201650651U CN 200820165065 U CN200820165065 U CN 200820165065U CN 201266589 Y CN201266589 Y CN 201266589Y
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- Prior art keywords
- spiral part
- lamp holder
- screw type
- type lamp
- plastic substrate
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Abstract
The utility model relates to a screw cap, which comprises a plastic cap (1), a spiral part (2) connected above the plastic cap (1), a conductive piece arranged at the top of the spiral part (2) and an insulating plug (3) in the periphery of the conductive piece, wherein, the terminal of the conductive piece penetrates through the insulating plug (3) and is arranged at the inner side of the spiral part (2), the inner sidewall of the spiral part (2) is provided with a small convex column (24) which is convex downwards, moreover, the spiral part (2) comprises a plastic substrate (22), a first electroplated layer (21) on the outer surface of the plastic substrate (22) and a second electroplated layer (23) on the inner surface of the plastic substrate (22) and on the outer surface of the small convex column (24). Compared with the prior art, the screw cap simplifies the production process, reduces the production cost greatly, provides great convenience for electrical connection between the conductive part and the power supply wire of a lamp tube in the screw cap, ensures good electric contact and simplifies the assembling process of the whole lighting lamp product.
Description
Technical field
The utility model relates to the technical field of illuminating lamp, especially refers to a kind of screw type lamp holder.
Background technology
Traditional screw type lamp holder comprises the conduction nail and the conduction nail insulator on every side that have externally threaded lamp holder body, be positioned at the lamp holder bodies top, and during practical application, the lamp holder body directly connects various fluorescent tubes, such as glass bulb.Insulator around the conduction nail wherein adopts glass or pottery to make mostly, because glass and the forming process of ceramics dimensional uniformity is poor, it is not ideal enough to cooperate, and broken easily, form crack, firmness deficiency, in recent years, progressively substituted by a kind of screw type lamp holder that has plastic cap.
The structure of existing this screw type lamp holder, mainly comprise plastic cap, spiral part on the plastic cap and conduction nail that is arranged on the spiral part top and the peripheral insulator of conduction nail, this insulator will conduct electricity to follow closely with these two electric conductors of spiral part to be separated, during use, the lamp holder inserting is in the lamp socket and be electrically connected with lamp socket, specifically: spiral part is electrically connected with an electrode, the conduction nail is electrically connected with another electrode, spiral part wherein all adopts metal material to make, actual production adds man-hour, need making through the metal spiral part, the reason line, the assembling of each parts, riveted joint and last this sequence of process steps of welding, above-mentioned welding sequence is to be used to connect two leads of tube power, wherein a lead is welded on the conduction nail end, another root lead is pressed on the madial wall of spiral part, this shows, processing step is quite complicated, the spiral part entire body is all made of metal material, make cost higher, and, this electric connection structure by welding, firm inadequately, loosening easily and come in contact badly, cause fluorescent tube to work.
Summary of the invention
Technical problem to be solved in the utility model be provide a kind of at above-mentioned prior art present situation and can significantly reduce production costs, whole illuminating lamp product assembly process is simple more and guarantee to electrically contact good screw type lamp holder.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: this screw type lamp holder, include plastic cap, be connected the spiral part on the plastic cap and be arranged on the electric-conductor at spiral part top and the insulating plug of electric-conductor periphery, wherein, the end of described electric-conductor passes described insulating plug and is positioned at the inboard of spiral part, and it is characterized in that: described spiral part comprises first electrodeposited coating of plastic substrate, plastic substrate outer surface, second electrodeposited coating of plastic substrate inner surface.
The inner surface of described spiral part can be simply by lead with wiring board on the corresponding electrode end be electrically connected, but be further to simplify assemble flow, when making things convenient for practical application, the corresponding electrode end is electrically connected on spiral part and the wiring board, can be provided with small convex pillar on the madial wall of described spiral part to lower convexity, described second electrodeposited coating also covers on the outer surface of this small convex pillar, like this, the small convex pillar entire body also has conductive capability, spiral part just can be electrically connected with wiring board by this small convex pillar, has saved welding procedure.
Described electric-conductor can adopt existing variety of way to be electrically connected with fluorescent tube, simply, electric-conductor can be directly with the wiring board welding that is connected with fluorescent tube, at this moment, described electric-conductor is one to be fastened on the metal insert in the insulating plug, during practice, the end of this metal insert is directly with wiring board welding, and electric-conductor extremely is electrically connected with respective electrical on the wiring board;
For saving this operation of welding, further simplify assembly process, described electric-conductor can also be one to be the conductive pole of T type, the lateral part of this conductive pole is positioned among the insulating plug, and the vertical part of this conductive pole is cone-shaped at its end at least, when practice, the wiring board that is connected with fluorescent tube has first aperture in the position of corresponding conductive pole end, and, be provided with in first aperture with wiring board on first conducting ring that is electrically connected of corresponding electrode end, the end of this conductive pole just is plugged in first aperture, and contacts with first conducting ring that is provided with in first aperture, thereby conductive pole extremely is electrically connected with respective electrical on the wiring board.
For making linking to each other that described conductive pole can be more convenient, firm with its peripheral insulating plug, described conductive pole can be evenly equipped with the trip of evagination and surface tilt in the periphery of its vertical part middle and upper part, like this, conductive pole is when being embedded into insulating plug, trip on its vertical part just is stuck under the insulating plug, conductive pole is connected in the lump with insulating plug reliably, and is difficult for making conductive pole to detach outside the insulating plug.
Actually add man-hour, this conductive pole can first injection mo(u)lding, electrodeposited coating and make its entire body have conductive capability on the electroplating surface outside again, and this conductive pole can also directly adopt the conductive metallic material making.
Described insulating plug can link to each other with the spiral part of lamp holder by existing various buckle structures.
And described small convex pillar is just as the conductive component that is electrically connected with spiral part, this small convex pillar can directly weld with wiring board equally, can offer second aperture by the position of corresponding small convex pillar end in the circuit board too, and, be provided with in second aperture with wiring board on second conducting ring that is electrically connected of corresponding electrode end, the end of this small convex pillar just is plugged in second aperture, and contact, thereby small convex pillar extremely is electrically connected with respective electrical on the wiring board with second conducting ring in second aperture.
Described spiral part can be connected one with the plastic cap of its below by existing various technology, because spiral part has adopted plastics as matrix, therefore, simply, the plastic substrate of described spiral part and plastic cap can be the integral pieces of single injection-molded, add man-hour actual, and plastic substrate and plastic cap are by an injection moulding and one-body molded, afterwards, spiral part electrodeposited coating on outer surface and plating inner surface respectively again;
Mold shape can not be too complicated when considering injection moulding, the plastic substrate of described spiral part and plastic cap can be the integral pieces that forms by quadric injection mould, actually add man-hour, the injection mo(u)lding separately earlier of plastic substrate and plastic cap, then, plastic substrate and plastic cap connect by quadric injection mould, and be last, and spiral part is electrodeposited coating on outer surface and plating inner surface respectively again;
Certainly, can also be provided with the buckle structure that is complementary on described spiral part and the plastic cap, both connect by the buckle mode, at this moment, the plastic substrate of described spiral part after injection mo(u)lding, electrodeposited coating on outer surface and plating inner surface respectively, and also injection mo(u)lding alone of plastic cap, at last, spiral part is with the plastic cap buckle.
Compared with prior art, advantage of the present utility model is: by with topmost parts in the screw type lamp holder---spiral part adopts the in addition design of surfaces externally and internally electrodeposited coating of plastic substrate, abandoned this structure that spiral part entire body in the prior art all adopts cost higher conducting metal, make the cost of screw type lamp holder decline to a great extent, and, because this structural design of spiral part, when practical application, can with the injection moulding of plastic cap one, also can connect by quadric injection mould again after the injection moulding separately, simplified production technology, also made spiral part convenient with being connected of plastic cap, reliably; Simultaneously, lamp holder of the present utility model is by the design of electric-conductor and small convex pillar, also, the power lead of conductive part in the screw type lamp holder and fluorescent tube provides convenience greatly for being electrically connected, when practical application, electric-conductor and small convex pillar can by various easy modes respectively with the wiring board that is connected with fluorescent tube on corresponding electrode be electrically connected, such as the conductive pole that electric-conductor is designed to the T type, conductive pole like this, but the end of small convex pillar just inserting has to the wiring board among the aperture of conducting ring, just can make conductive pole, small convex pillar is electrically connected with the power lead of fluorescent tube respectively by wiring board, saved the reason line, riveted joint, loaded down with trivial details processing steps such as welding, can realize being electrically connected by inserting, make that the assembly process of whole illuminating lamp product is simpler, be beneficial to the manufacturing, and, avoided being electrically connected some adverse consequencess that adopt welding and bring, guaranteed screw type lamp holder and fluorescent tube good electrical contact.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
The structural representation that Fig. 2 sees from inboard angle for the utility model embodiment one;
Fig. 3 is the cutaway view of the utility model embodiment one;
Fig. 4 is for using the structural representation of the illuminating lamp that the utility model embodiment one is arranged;
Fig. 5 is the structural representation of Fig. 4 after removing plastic cap and spiral part;
Fig. 6 is the structural representation (partly cut-away) of the utility model embodiment two;
Fig. 7 is the structural representation (partly cut-away) of the utility model embodiment three.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Embodiment one:
As Fig. 1～shown in Figure 5, this screw type lamp holder includes plastic cap 1, is connected the spiral part 2 on the plastic cap 1 and is arranged on the electric-conductor at spiral part 2 tops and the insulating plug 3 of electric-conductor periphery;
Wherein, described insulating plug 3 is fastened among the through hole at spiral part 2 tops, and spiral part 2 and electric-conductor are separated, and is simultaneously that electric-conductor is fixing wherein;
Described electric-conductor is one to be the conductive pole 4 of T type, the lateral part 41 of this conductive pole 4 is positioned among the insulating plug 3, the vertical part 42 of this conductive pole 4 is cone-shaped, and, conductive pole 4 is evenly equipped with four evaginations, surperficial downward-sloping trip 42a in the periphery of its vertical part 42 middle and upper parts, the vertical part 42 of this conductive pole 4 is passed insulating plug 3 and is made the end 43 of conductive pole 4 extend into the inboard of spiral part 2, and, trip 42a on the conductive pole 4 just in time is positioned at outside insulating plug 3 bottoms, thereby conductive pole 4 is fastened among the insulating plug 3;
The madial wall of described spiral part 2 is provided with the small convex pillar 24 to lower convexity, and spiral part 2 comprises second electrodeposited coating 23 of first electrodeposited coating 21, plastic substrate 22 inner surfaces and small convex pillar 24 outer surfaces of plastic substrate 22, plastic substrate 22 outer surfaces;
In the present embodiment, the plastic substrate 22 and the plastic cap 1 of described spiral part 2 are integral pieces of single injection-molded, also be, when production and processing, plastic substrate 22 and plastic cap 1 are by an injection moulding and one-body molded, afterwards, spiral part 2 is the electrodeposited coating 21 of conductive metallic material on outer surface and plating inner surface respectively again, 23, first electrodeposited coating 21 and second electrodeposited coating 23 interconnect at the top of threaded portion 2 and join together, thereby whole spiral part 2 surfaces externally and internallies are all conducted electricity, carry out the assembling of insulating plug 3 and conductive pole 4 at last, promptly, insulating plug 3 is filled in the through hole at spiral part 2 tops, and conductive pole 4 is inserted in the insulating plug 3 and with insulating plug 3 buckles, whole screw type lamp holder just assembling finishes.
Certainly, the plastic substrate 22 of described spiral part 2 and plastic cap 1 integral piece that also can be linked to be by quadric injection mould.
As shown in Figure 4 and Figure 5, it is the illuminating lamp that an application has the screw type lamp holder of present embodiment, this illuminating lamp also includes wiring board 5 and is connected wiring board 5 lip-deep fluorescent tubes 6, wherein, the position of described wiring board 5 conductive pole 4 ends 43 in corresponding screw type lamp holder has first aperture 51, be provided with in first aperture 51 with wiring board 5 on the first conducting ring 51a that is electrically connected of corresponding electrode end, the end 43 of this conductive pole 4 just is plugged in first aperture 51, and contact, thereby conductive pole 4 extremely is electrically connected with respective electrical on the wiring board 5 with the first conducting ring 51a that are provided with in first aperture 51; Second aperture 52 is offered in the position of described wiring board 5 small convex pillar 24 ends on corresponding spiral part 2, and, be provided with in second aperture 52 with wiring board 5 on the second conducting ring 52a that is electrically connected of corresponding electrode end, the end of this small convex pillar 24 just is plugged in second aperture 52, and contact, thereby spiral part 2 extremely is electrically connected with respective electrical on the wiring board 5 with the second conducting ring 52a in second aperture 52.
Embodiment two:
As shown in Figure 6, be the utility model embodiment two, be with the distinctive points of embodiment one: described electric-conductor is a metal insert 7, these metal insert 7 entire bodies adopt conducting metal to make, it is fastened in the insulating plug 3, and the end exposes to spiral part 2 inboards, when the screw type lamp holder of present embodiment is applied on the illuminating lamp, this metal insert 7 by first lead 8 with wiring board 5 on the corresponding electrode end be electrically connected, and the electric connection mode of the small convex pillar 24 of spiral part 2 and wiring board 5 is just as embodiment one.
Embodiment three:
As shown in Figure 7, be the utility model embodiment three, be with the distinctive points of embodiment one: described spiral part 2 and two individual components of plastic cap 1 for separating, both also are provided with the buckle structure that is complementary, both connect by the buckle mode, and, described spiral part 2 is not provided with small convex pillar, lead to second lead 9 on the wiring board 5 on the corresponding electrode end, at described spiral part 2 and plastic cap 1 buckle one time-out, second lead 9 is crimped between the two, thereby the corresponding electrode end is electrically connected on second electrodeposited coating 23 that makes spiral part 2 inner surfaces and the wiring board 5, and described electric-conductor is a metal insert 7, these metal insert 7 entire bodies adopt conducting metal to make, and it is fastened in the insulating plug 3, and the end exposes to spiral part 2 inboards, when the screw type lamp holder of present embodiment is applied on the illuminating lamp, this metal insert 7 by lead 8 with wiring board 5 on the corresponding electrode end be electrically connected.
Claims (8)
1, a kind of screw type lamp holder, include plastic cap (1), be connected the spiral part (2) on the plastic cap (1) and be arranged on the electric-conductor at spiral part (2) top and the insulating plug (3) of electric-conductor periphery, wherein, the end of described electric-conductor passes described insulating plug (3) and is positioned at the inboard of spiral part (2), and it is characterized in that: described spiral part (2) comprises first electrodeposited coating (21) of plastic substrate (22), plastic substrate (22) outer surface, second electrodeposited coating (23) of plastic substrate (22) inner surface.
2, screw type lamp holder according to claim 1 is characterized in that: the madial wall of described spiral part (2) is provided with the small convex pillar (24) to lower convexity, and described second electrodeposited coating (23) also covers on the outer surface of this small convex pillar (24).
3, screw type lamp holder according to claim 1 is characterized in that: described electric-conductor is one to be fastened on the metal insert (7) in the insulating plug (3).
4, screw type lamp holder according to claim 1, it is characterized in that: described electric-conductor is one to be the conductive pole (4) of T type, the lateral part (41) of this conductive pole (4) is positioned among the insulating plug (3), and the vertical part (42) of this conductive pole (4) at least its end (43) be cone-shaped.
5, screw type lamp holder according to claim 4 is characterized in that: the periphery on the top of described conductive pole (4) in its vertical part (42) is evenly equipped with the trip (42a) of evagination and surface tilt.
6, according to the described screw type lamp holder of arbitrary claim in the claim 1 to 5, it is characterized in that: the plastic substrate (22) of described spiral part (2) is the integral piece of single injection-molded with plastic cap (1).
7, according to the described screw type lamp holder of arbitrary claim in the claim 1 to 5, it is characterized in that: the plastic substrate (22) of described spiral part (2) and plastic cap (1) are quadric injection mould and the integral piece that forms.
8, according to the described screw type lamp holder of arbitrary claim in the claim 1 to 5, it is characterized in that: also be provided with the buckle structure that is complementary on described spiral part (2) and the plastic cap (1), both connect by the buckle mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201650651U CN201266589Y (en) | 2008-09-26 | 2008-09-26 | Screw lamp holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201650651U CN201266589Y (en) | 2008-09-26 | 2008-09-26 | Screw lamp holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201266589Y true CN201266589Y (en) | 2009-07-01 |
Family
ID=40832964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201650651U Expired - Fee Related CN201266589Y (en) | 2008-09-26 | 2008-09-26 | Screw lamp holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201266589Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003635A (en) * | 2009-08-31 | 2011-04-06 | 富准精密工业(深圳)有限公司 | LED lamp |
| CN105465750A (en) * | 2015-11-04 | 2016-04-06 | 陈智凌 | Lamp cap free from riveting and manufacturing method thereof |
| CN113898932A (en) * | 2021-09-09 | 2022-01-07 | 明秀梅 | LED high-performance lamp holder conductive integrated radiator |
-
2008
- 2008-09-26 CN CNU2008201650651U patent/CN201266589Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003635A (en) * | 2009-08-31 | 2011-04-06 | 富准精密工业(深圳)有限公司 | LED lamp |
| CN105465750A (en) * | 2015-11-04 | 2016-04-06 | 陈智凌 | Lamp cap free from riveting and manufacturing method thereof |
| CN113898932A (en) * | 2021-09-09 | 2022-01-07 | 明秀梅 | LED high-performance lamp holder conductive integrated radiator |
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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: 20090701 Termination date: 20100926 |