CN2399827Y

CN2399827Y - Double-filament lamp

Info

Publication number: CN2399827Y
Application number: CN 99251172
Authority: CN
Inventors: 齐聪善
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-10-21
Filing date: 1999-10-21
Publication date: 2000-10-04
Anticipated expiration: 2009-10-21

Abstract

The utility model relates to a double-filament light fitting which is suitable for incandescent lamps and also suitable for fluorescent tubes, belonging to a lighting device. The utility model comprises filaments, a lamp tail, wiring terminals and a lamp holder. The utility model is characterized in that the wiring terminals of the lamp tail is distributed on the four corners in a square shape; the filaments R1, R2 are respectively connected with two wiring terminals which are distributed in a diagonal line; boot holes on the lamp holder are distributed on the four corners in a square shape; metal sheets are arranged in a pair of the holes which are distributed in a diagonal line; the metal sheets are fixed by screws; a latching ring is arranged on the lamp holder. The utility model has the advantages that the structure is simple, installation and operation are convenient, the utility model can be used for incandescent lamps and can also be used for fluorescent tubes, and the service life of the utility model is increased by one time as compared with a single filament lamp bulb (tube); the utility model is a novel product which can bring convenience to users and can also increase benefits.

Description

Double-filament lamp

The utility model relates to a kind of Double-filament lamp, is a kind of light fixture that not only had been applicable to the mariages incandescent lamp bulb but also had been applicable to the mariages fluorescent tube, belongs to lighting device.

At present, no matter be incandescent lamp bulb or fluorescent tube, mostly adopt single group filament, in case filament blow, whole bulb or fluorescent tube have just been scrapped.Recently Chinese patent literature is retrieved, also had some to relate to the patent documentation of two-filament bulb and mariages fluorescent lamp.(notification number CN2266799Y) discloses " a kind of two-filament bulb " as Chinese patent, it is that metal sleeve is fixed on center on the screw thread lamp, and organize filament with A and weld, the insulation cylinder that has central hole embeds in this metal sleeve, the B group filament lead wire that is welded on the sheet metal passes this centre bore, and metal cap is sleeved on the metal sleeve.The bulb of this kind structure is therein behind one group of filament blow, must take off insulation cushion earlier after, another group filament could operate as normal.So for the people who is ignorant of electricity, the difficulty that operates and have danger uses inconvenience.And for example to disclose a kind of " long-lived daily fluorescent tube of life-span " its feature be respectively to be provided with a jack and two rivets on the metal end of lamp tube ends to Chinese patent (notification number CN2249965Y), copper contact blade is respectively arranged on the rivet, one on two filaments in two ends are connected with fixing lamp base, and each is connected the other end with rivet on being fixed on metal end.Jack is made by tubular rivet, and be inserted with the formula lamp base within it, at slotting formula lamp base middle part one contact is arranged, this programme also can be provided with two jacks on metal end, filament one end is connected with fixing lamp base, the other end respectively connects a jack, will not have in the slotting formula lamp base patchhole of copper contact blade.This structure is comparatively complicated, uses inconvenience.And the filament of above-mentioned two kinds of structures, incandescent lamp can only be applicable to incandescent lamp bulb, fluorescent lamp can only be applicable to fluorescent tube, use the sense that inconvenience is all arranged.

The purpose of this utility model is to provide a kind of can be applicable to incandescent lamp bulb, can be applicable to fluorescent tube again, and manufacturing process is simple, and manufacturing cost is not high, easy to use yet, succinct and a kind of Double-filament lamp that can increase the service life.

The purpose of this utility model is achieved in that

The utility model includes filament, lamp tail, binding post, lamp socket, it is characterized in that: four binding posts are arranged on the lamp tail, and four binding post positions are square profile, and are positioned on foursquare four angles filament R ₁Two ends are connected filament R with two binding posts that are the diagonal distribution respectively ₂Two ends are connected with two binding posts that are the diagonal distribution respectively.

Four boots holes are arranged on the lamp socket, and four boots hole sites are square profile, and are positioned on foursquare four angles, and a pair of therein being in the two boots holes that diagonal positions distributes is equipped with sheet metal respectively.

The a pair of therein diagonal positions that is distributes, two boots holes in sheet metal is housed respectively, the sheet metal two boots holes in is fixed it respectively by two screws, the lamp socket upper end is provided with loam cake, the lower end is provided with lock ring.

Four binding posts can be four contacts.

Lamp socket can be the plug-in card lamp socket, and its hanging hole is a T shape.

The utility model both can be made into the mariages incandescent lamp bulb, also can be made into the mariages fluorescent tube, used also very convenient.The utility model is that its binding post is directly inserted in the corresponding with it boots hole, and when one of them filament was started working, another filament was in off position.After the filament of work is blown, enable another group filament again, when enabling, only need the lamp tailspin is turn 90 degrees the energising program that can finish another group lamp.Like this, a two-filament bulb (pipe) just can push up two single-filament bulbs (pipe) and use, and equal to have prolonged one times its useful life, and manufacturing process is simple, and is easy to use.

Below in conjunction with accompanying drawing the utility model is further described:

Fig. 1 makes the structural representation of incandescent lamp for the utility model;

Fig. 2 is the utility model incandescent lamp holder partial sectional view;

Fig. 3 is A-A, the B-B figure of Fig. 2;

Fig. 4 is the utility model incandescent lamp holder structural representation;

Fig. 5 makes the structural representation of fluorescent tube one end for the utility model;

Fig. 6 is the structural representation of the utility model bracket for fluorescent tube;

Fig. 7 is the structural representation of a kind of plug-in card headstock of the utility model.

Four

binding posts

1,2,3 and 4 on the utility model lamp tail are square profile on its four angles, filament R ₁Two ends are connected filament R with the binding post 1 that is the diagonal positions distribution respectively with 3 ₂Two ends are connected with 4 with the binding post 2 that is the diagonal positions distribution respectively.

Making incandescent lamp bulb when the light fixture of said structure is, only needs the lamp tail to be installed in the glass envelope afterbody, filament R ₁And R ₂Be fixed in the glass envelope by glass column.

The lamp socket that matches with incandescent lamp bulb is: four the

boots holes

5,6,7 and 8 on the lamp socket are square profile on its four angles, be in hole 5 that diagonal positions distributes and the hole 7 sheet metal 9 and 10 are housed respectively, sheet metal 9 and 10 is fixed by screw 11 and 12, and hole 6 and hole 8 are emptying aperture.

When using incandescent lamp bulb, only need lamp socket loam cake 13 is turned on, power line is penetrated and is connected and fixed with screw 11 and 12 in the hole at loam cake 13 tops, loam cake is twisted, after again binding post 1, binding post 2, binding post 3 and binding post 4 on the mariages incandescent lamp bulb lamp tail being inserted in boots hole 5, boots hole 6, boots hole 7 and the boots hole 8 of corresponding lamp socket with it respectively, the circlet 14 that rotation is positioned at the lamp socket bottom pins the bulb tail.As energized, filament R ₁Electrified light emitting is treated filament R ₁After blowing, reverse rotation bulb lock ring 14 is thrown off lock ring and bulb tail, transfers to the binding post on the bulb tail, and rotation bulb tail 90 degree insert the inserting column on the lamp tail in the boots hole on the lamp socket again, screw circlet again, R ₂Can connect.

When the light fixture of said structure is made fluorescent tube, only need the lamp tail is installed to the fluorescent tube two ends respectively, on the lamp tail of lamp tube ends, each has the square profile of being respectively, and places binding post 1, binding post 2, binding post 3 and binding post 4 on foursquare four angles.

The lamp socket that matches with fluorescent tube is: four the

boots holes

5,6,7 and 8 on the lamp socket are square profile on its four angles, are in the boots hole 5 and 7 that diagonal distributes sheet metal 9 and 10 are housed, and

boots hole

6 and 8 is an emptying aperture.

When above-mentioned light fixture is made fluorescent tube, only need to be positioned at boots hole 5 on the lamp socket at fluorescent tube two ends and 7 sheet metal and weld with power line respectively and get final product.During use the binding

post

1,2,3 and 4 at mariages fluorescent tube two ends inserted respectively in the

boots hole

5,6,7 and 8 on the corresponding with it lamp socket.As energized, filament R ₁Electrified light emitting is treated filament R ₁After blowing, fluorescent tube can be taken off with the tube's axis is that axle revolves and turn 90 degrees; The lamp tube ends binding post is inserted respectively in the corresponding with it boots hole, at this moment R ₂Electrified light emitting.

If on now general bracket for fluorescent tube, use the mariages fluorescent tube, can on lamp socket, open two jacks again and can use, it is emptying aperture that two holes of newly opening do not connect power supply.

This reality is novel can be removed four binding posts, changes the contact that exceeds afterbody 1～2mm into.The plug-in card lamp socket that the lamp socket employing sixties were once used, card inserting mouth is a T shape.

During use the hanging column of lamp tail is aimed at the lamp socket hanging hole, insert left-handed 45 degree in back, filament R ₁Connect, treat filament R ₁After blowing, with lamp Caudad Rotate Right, then filament 2 is promptly connected.

Claims

1, a kind of Double-filament lamp includes filament, lamp tail, binding post, lamp socket, it is characterized in that: four binding posts are arranged on the lamp tail, and four binding post positions are square profile, and are positioned on foursquare four angles filament R ₁Two ends are connected filament R with the binding post [1] that is the diagonal positions distribution respectively with [3] ₂Two ends are connected with [4] with the binding post [2] that is the diagonal positions distribution respectively.

2, according to the described Double-filament lamp of claim, it is characterized in that: four boots holes are arranged on the lamp socket, four boots hole sites are square profile, and be positioned on foursquare four angles, boots hole [5], boots hole [6], boots hole [7] and boots hole [8], a pair of therein being in two boots holes [5] that diagonal positions distributes and boots hole [7] or boots hole [6] and boots hole [8] is equipped with sheet metal [9] and [10].

3, Double-filament lamp according to claim 2, it is characterized in that: a pair of therein being in boots hole [5] that diagonal positions distributes and [7] or boots hole [6] and [8] is equipped with sheet metal [9] and [10], sheet metal [9] in boots hole [5] and [7] or boots hole [6] and [8] and [10] are fixing by screw [11] and [12] respectively, the lamp socket upper end is provided with loam cake [13], and the lower end is provided with lock ring [14].

4, Double-filament lamp according to claim 1 and 2 is characterized in that: four binding posts can be four contacts.

5, Double-filament lamp according to claim 1 and 2 is characterized in that: lamp socket can be the plug-in card lamp socket, and its hanging hole is a T shape.