CN2356437Y

CN2356437Y - Outdoor anti-short circuit bulb holder

Info

Publication number: CN2356437Y
Application number: CN 98249253
Authority: CN
Inventors: 洪文辉
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-12-07
Filing date: 1998-12-07
Publication date: 1999-12-29
Anticipated expiration: 2008-12-07

Abstract

The utility model relates to an outdoor anti-short circuit bulb holder, which comprises a casing body and a receiving chamber. The top of the casing body is provided with at least two perforating holes, and one electric conduction component is fixedly arranged inside the casing body. An electric conduction ring is fixedly arranged inside the casing body, and the inner edge of the electric conduction ring is provided with a screw thread part for arranging bulbs. The electric conduction component and the electric conduction ring are connected with outer conducting wires via the punching hole. The center of the top wall of the chamber downwards extends a convex part, and the electric conduction component is positioned at the bottom of the convex part. The distance of the electric conduction component and the near convex part adds the height of the convex part to form the shortest path between the electric conduction component and the electric conduction ring. The shortest path is from 6 mm to 8 mm.

Description

The anti-short circuit tube face of outdoor use

The utility model is relevant with light fixture, more detailed it, be refer to a kind of at the designed anti-short circuit tube face of outdoor application.

Press, as shown in Figure 1 to Figure 3 commonly use tube face, mainly has a housing that Open Side Down 1, be provided with a conducting strip 2 in these housing 1 inner top surface central authorities, one is placed through the conducting ring 3 of this housing 1 inside, the electric wire of connection power supply then two perforation 4 at this housing 1 top of mat is connected to this conducting strip 2 and this conducting ring 3, in this housing 1 top corresponding to perforation 4 positions that are provided with power cable, more inwardly respectively offer a chase 5 by the side, can supply ccontaining power cable, and can allow electric wire outwards draw by these chases 5.

The tube face of commonly using of said structure is used in when outdoor, the perforation 4 of being located at this housing 1 top is splashed into rainwater easily when rainy, and because the minimum distance of 3 of this conducting strip 2 and this conducting rings is extremely near, therefore the rainwater that flows into this housing 1 from these perforation 4 contacts simultaneously with this conducting strip 2 and this conducting ring 3 easily, make this two via the water generates short-circuit condition, might cause electric wire to cock off, even lead to fire, endanger public security.

Moreover because these chases 5 are lateral margins of opening in this housing, therefore, extraneous rainwater can be flowed into these perforation 4 by the opening part of these chases 5, has increased the chance of short circuit.In addition, when electric wire is outwards drawn by these chases 5, promptly be positioned at outside this housing 1, in other words, this two electric wire must take-up outside this housing 1, and forms lofty lines outside tube face, and is quite not attractive in appearance.

Main purpose of the present utility model is promptly providing a kind of anti-short circuit tube face of outdoor use, and it can reduce the probability that short circuit phenomenon takes place.

Edge is that the anti-short circuit tube face according to a kind of outdoor use provided by the utility model includes: a housing, have a downward opening room, and this case top is to be provided with at least two perforation; One electric-conductor is fixedly arranged on this housing inner top central authorities; One conducting ring is fixedly arranged on the inboard end face of this housing, and towards the openend definite length extended of this room, this conducting ring inner ring is provided with the threaded portion that can establish bulb in order to spiral shell; This above-mentioned electric-conductor and this conducting ring are that these perforation of mat are connected with the lead in the external world respectively; By a teat that extends predetermined altitude under this room roof mediad, this electric-conductor is to be positioned at this teat bottom; The distance at this electric-conductor and this nearest edge of teat adds the height of this teat, is the shortest path between this electric-conductor and this conducting ring, and this shortest path is that the boundary is between 6mm～8mm; Wherein: this teat is to be microscler; Wherein: this teat is a cylinder, is extended downward vertically by these room roof central authorities to form; Wherein: around the top of these perforation is to be equipped with a wall respectively; Wherein: be provided with in the top of respectively this perforation and an extraneous caulking groove that communicates, then be embedded in the caulking groove of correspondence corresponding to electric wire that respectively should perforation setting; Wherein: in this housing apical margin is to form at least one hollow out position, and these caulking grooves are then corresponding to this hollow out position, and the corresponding electric wire that is provided with can be caused in this hollow out position by this perforation respectively; Wherein: this electric-conductor is in the form of a ring; Wherein: this electric-conductor is to be rectangular sheet, and the one end is to be fixedly arranged on this teat bottom surface, and the free end of this electric-conductor is to fall to roll over to this stiff end.

Relevant detailed structure of the present utility model, feature and effect below are lifted a preferred embodiment now, and cooperate graphic being further described, wherein:

Fig. 1 is a stereogram of commonly using tube face;

Fig. 2 is a bottom view of commonly using tube face;

Fig. 3 is the cutaway view along 3-3 hatching line among Fig. 2;

Fig. 4 is the stereogram of the utility model one preferred embodiment;

Fig. 5 is the bottom view of the utility model one preferred embodiment;

Fig. 6 is the cutaway view along 6-6 hatching line among Fig. 4;

Fig. 7 is the utility model bottom view of a preferred embodiment again;

Fig. 8 is the bottom view of the another preferred embodiment of the utility model; And

Fig. 9 is the cutaway view along 9-9 hatching line among Fig. 8, shows the section configuration of electric-conductor.

See also Fig. 4 to shown in Figure 6, the anti-short circuit tube face 10 of a kind of outdoor use provided by the utility model includes:

One housing 11 is to make with insulating material, has a downward opening room 111, one teats 12, in present embodiment, is for one microscler, extends a predetermined length downwards by the center of top of this room 111, is to be 4mm in present embodiment; Three perforation 14 are to be located at this housing 11 tops, and wherein second perforation 142 is to be positioned at this teat 12 central authorities, and it is other that 141,143 branch both sides of the first, the 3rd perforation are positioned at this teat 12; The periphery of these perforation 14 respectively is equipped with a wall 16 of predetermined altitude, be splashed into by the side in order to anti-sealing, then form some hollow out positions 17 in 16 of this walls respectively, apical margin corresponding to this first, second perforation wall 16 of 141,142 respectively is provided with a caulking groove 161, this two caulking groove 161 is corresponding to same hollow out position 17, this first, second perforation 141,142 is communicated with the external world by the side, and respectively the bore of this caulking groove 161 is the bores that are slightly larger than electric wire, and must ccontaining electric wire.

One electric-conductor 21 is in the form of a ring, and mat one rivet 39 is located at this housing 11 inside corresponding to this second perforation 142, and is positioned at the bottom surface central authorities of this teat 12, and in present embodiment, the distance of the edge of this electric-conductor 21 and this teat 12 nearest sides is about 2.5mm.

One conducting ring 25, its inner rim are provided with a threaded portion 26, establish bulb in order to spiral shell; Two pressing parts 27 are to bend suitable width in integrally formed mode by the inside level in its top in the form of sheets respectively.This conducting ring 25 is to be placed through in this housing 11, and pastes the end face that is butted in this housing 11 with this two pressing part 27, and by two rivets 39 25 pairs of this conducting rings should be fixed in this housing 11 in the first, the 3rd perforation 141,143.

The tube face 10 of said structure, by the isolation of this teat 12, the minimal path that must make 25 of this electric-conductor 21 and this conducting rings is the distance (2.5mm) that the height (4mm) of this teat 12 adds this electric-conductor 21 and these teat 12 nearest sides, amounts to 6.5mm.And desire is when connecting power supply, be that two electric wire (not shown) with power supply are connected to the rivet corresponding to this first, second perforation 141,142 respectively, and this two electric wire outwards drawn via this caulking groove 161 respectively, this two electric wire promptly is positioned at same hollow out position 17, after cooperating the installing bulb, can make two electrodes and the power turn-on of bulb, for use.

Please consult shown in Figure 6 again, when this tube face 10 is used in outdoor and water is arranged via these perforation 14 when being splashed in this housing 11, distance by this electric-

conductor

21 and 25 6.5mm of this conducting ring, must make the small quantity of water droplets that is splashed in this housing 11 can't be contacted with this electric-conductor 21 and this conducting ring 25 simultaneously, and can not produce the phenomenon of short circuit.

Moreover, be located at these walls 16 on these housing 11 tops, be respectively the perforation 14 of its correspondence to be surrounded fully, water is difficult for being splashed into by the side, and these caulking grooves 161 then because of in electric wire is embedded at, can not allow water be flowed into by the opening of caulking groove; These structures are to reduce the probability that water enters this housing 11, further can make water be difficult for making this electric-conductor 21 and these conducting ring 25 conductings by the accumulation of the water yield, produce short circuit phenomenon.

In addition, owing to power cable is that guiding through these caulking grooves 161 is positioned at same hollow out position 17, so this isoelectric line must be positioned at the i.e. take-up in advance in this hollow out position 17, and must have aesthetic.

Please consult shown in Figure 7ly again, the tube face 40 of a preferred embodiment more provided by the utility model is to take off preferred embodiment before generally being same as, and its difference is:

This teat 42 is to be a cylinder, form and extend downward vertically by these room 411 roof central authorities, its length is about 4mm, 51 of this electric-conductors are located at the bottom surface central authorities of this teat 42, the section structure of present embodiment is the Fig. 6 that takes off embodiment before generally being same as, all the other structures and do to take off embodiment before flowing mode, principle also generally are same as are held and are not given unnecessary details.

Please consult Fig. 8 again to shown in Figure 9, the tube face 60 of another preferred embodiment provided by the utility model is to take off embodiment before generally being same as, and its difference is:

This electric-conductor 71 is the lamellar bodies for bending, its section configuration is as shown in Figure 9, and be located at this teat 62 bottom surface central authorities with this rivet 79 of one end mat, and fall folding to this stiff end with the free end of this electric-conductor 71, must produce the characteristic identical, and not exceed in the form of a ring with this electric-conductor 71 with before taking off structure.

In sum, the anti-short circuit tube face of outdoor use of the present utility model, it is existing that it is difficult for producing short circuit Resemble, and reduced the probability that water is splashed into tube face, have again effect attractive in appearance, not only can be used for indoor, More be applicable to outdoorly, this kind structure always is not disclosed to be used or is exposed in various documents and materials, conjectures all The utility model patent important document, this case should possess, and requesting your examination person of asking detailed is examination, and grants early Quasi patent is for praying.

Claims

1. tube face in the anti-weak point of an outdoor use includes:

One housing has downward opening room, and this case top is to be provided with at least two perforation;

One electric-conductor is fixedly arranged on this housing inner top central authorities;

One conducting ring is fixedly arranged on the inboard end face of this housing, and towards the openend definite length extended of this room, this conducting ring inner ring is provided with the threaded portion that can establish bulb in order to spiral shell;

This above-mentioned electric-conductor and this conducting ring are that these perforation of mat are connected with the lead in the external world respectively;

It is characterized in that:

By a teat that extends predetermined altitude under this room roof mediad, this electric-conductor is to be positioned at this teat bottom; The distance at this electric-conductor and this nearest edge of teat adds the height of this teat, is the shortest path between this electric-conductor and this conducting ring, and this shortest path is that the boundary is between 6mm～8mm.

2. according to the anti-short circuit tube face of the described a kind of outdoor use of claim 1, it is characterized in that wherein: this teat is to be microscler.

3. according to the anti-short circuit tube face of the described a kind of outdoor use of claim 1, it is characterized in that wherein: this teat is a cylinder, extend downward vertically by these room roof central authorities and form.

4. according to the anti-short circuit tube face of the described a kind of outdoor use of claim 1, it is characterized in that wherein: is to be equipped with a wall respectively around the top of these perforation.

5. according to the anti-short circuit tube face of the described a kind of outdoor use of claim 1, it is characterized in that, wherein: be provided with in the top of respectively this perforation and an extraneous caulking groove that communicates, then be embedded in the caulking groove of correspondence corresponding to electric wire that respectively should perforation setting.

6. according to the anti-short circuit tube face of the described a kind of outdoor use of claim 5, it is characterized in that, wherein: in this housing apical margin is to form at least one hollow out position, and these caulking grooves are then corresponding to this hollow out position, and the corresponding electric wire that is provided with can be caused in this hollow out position by this perforation respectively.

7. according to the anti-short circuit tube face of the described a kind of outdoor use of claim 1, it is characterized in that wherein: this electric-conductor is in the form of a ring.

8. according to the anti-short circuit tube face of the described a kind of outdoor use of claim 1, it is characterized in that wherein: this electric-conductor is to be rectangular sheet, the one end is to be fixedly arranged on this teat bottom surface, and the free end of this electric-conductor is to fall to roll over to this stiff end.