CN2405346Y

CN2405346Y - Safety plug having fuse

Info

Publication number: CN2405346Y
Application number: CN99253718U
Authority: CN
Inventors: 王永明
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-11-11
Filing date: 1999-11-11
Publication date: 2000-11-08
Anticipated expiration: 2009-11-11

Abstract

The utility model relates to a safety plug with a fuse. The utility model is produced for providing a plug with good service performance, convenient fuse replacement, low cost and strong market competitiveness. The utility model comprises a plug body provided with a slotted hole, two conducting strips coated in the slotted hole of the plug body formed in one step, two copper pieces, a fuse, two power supply lines and a cover plate covered on the slotted hole, wherein, the two conducting strips are respectively connected with one power supply line and one copper piece; the other copper piece is directly connected with the other power supply line; a pair of clamps clamping the fuse are arranged on the inner lateral surface of the cover plate; the contacts of both ends of the fuse are respectively compressed on the two conducting strips; the cover plate is covered on the slotted hole of the plug body.

Description

Safety plug with fuse

The utility model belongs to line connector, particularly a kind of safety plug with fuse.

General attaching plug system connects two copper sheets respectively with the end of two power lines, integrally formed again connector assembly outside it, and with power line and two copper sheets are integrally formed is coated togather.Though general electrical equipment is at power supply unit branch installing fuse, also still some electrical equipment there is no the structure of installing fuse.When the attaching plug of commonly using was used to not have the electrical equipment of fuse structure and overloads, electric wire then takes place easily to cock off, and leads to unexpected storms.

Disclose attaching plug for this reason, opened circuit when the electrical equipment traffic overload, the safety when guaranteeing to make electrical appliance by the fuse in the attaching plug with fuse.As Fig. 5, shown in Figure 6, the attaching plug 1a with fuse that commonly uses comprises upper shell 11a and lower house 12a, and be provided with groove seat 111a in upper shell 11a, in groove seat 111a, be provided with two conducting strip 2a, 2 ' a, wherein a conducting strip 2a connects the live wire (or ground wire) of power line, another conducting strip 2 ' a then is connected among the attaching plug 1a on the copper sheet 3a, another copper sheet 3 ' a then directly connects the ground wire (or live wire) of another power line, fuse 4a packs in groove seat 111a, and two tip nodes of this fuse 4a are pressed against two conducting strip 2a respectively, on the 2 ' a, make a copper sheet 3a be connected the turn-on power line, be provided with slotted eye 14a in the leading edge portion 13a of attaching plug 1a again, in slotted eye 14a plug-in mounting can before and after the slide plate 5a that slides, slide plate 5a sliding sleeve lid places on the groove seat 111a of upper shell 11a.

Right this attaching plug 1a system is made up of upper and lower shell 11a, 12a, so its structure is comparatively weak loose, and feasible two copper sheet 3a, the 3 ' a that is installed in its front end damage that gets loose easily.Therefore, when pulling up attaching plug 1a, the danger of getting an electric shock takes place easily.

And owing to should be device in the looser attaching plug 1a groove seat 111a of structure by two conducting strip 2a, the 2 ' a of conducting fuse 4a in order to folder, make the two-end-point of fuse 4a and the situation that conducting strip 2a, 2 ' a are easy to generate loose contact, and break down easily, cause user's puzzlement.

Moreover owing to fuse 4a system is sunk in the attaching plug 1a, and fuse 4a is clamped by two conducting strip 2a, 2 ' a.Therefore, if fuse 4a damages in the time of need changing the outfit, then inconvenient with fuse 4a taking-up, so when changing the outfit fuse 4a, comparatively bother.

In addition, this attaching plug 1a system is made up of upper and lower casing 11a, 12a.Therefore, in assembling, comparatively bother and inconvenience, and reduce speed of production, increase manufacturing cost and weaken the market competitiveness.

The purpose of this utility model provides the safety plug with fuse that a kind of serviceability is good, the replacing fuse is convenient, cost is low, the market competitiveness is strong.

The utility model comprises plug body, two conducting strips, two copper sheets, fuse and cover plate; Plug body is provided with slotted eye; Two conducting strips are arranged in the plug body slotted eye, and wherein a conducting strip connects power line, and another conducting strip is connected on the copper sheet that places two copper sheets in the plug body, and another copper sheet then directly connects another power line; Fuse is installed in the plug body slotted eye, and its two tip node is pressed against respectively on two conducting strips, and the cover plate lid is loaded on the plug body slotted eye; Two conducting strips, two copper sheets and two power lines are coated in the slotted eye of integrated plug body; The cover plate medial surface be provided with a pair of clamp fuse by the folder.

Wherein:

The plug body slotted eye extends forward and forms opening at the plug body front end, is provided with shallow grooves in the edge of opening.

Because two conducting strips, two copper sheets, fuse, two power lines and lid in the slotted eye that the utility model comprises the plug body that is provided with slotted eye, be coated on integrated plug body are loaded on the cover plate on the slotted eye; A conducting strip connects a power line in two conducting strips, and another conducting strip is connected on the copper sheet that places two copper sheets in the plug body, and another copper sheet then directly connects another power line; The cover plate medial surface be provided with a pair of clamp fuse by the folder, fuse two tip nodes are pressed against respectively on two conducting strips, the cover plate lid is loaded on the plug body slotted eye, two copper sheets, two conducting strips and the connection of two power line one are coated in the plug body, make it to have preferable structural strength, prevent to produce between copper sheet, conducting strip and the power line phenomenon that gets loose, avoid producing the situation of loose contact, be difficult for breaking down, and faster production, raising output, reduce manufacturing cost, improve the market competitiveness; Because structural strength is preferable, avoid being crushed damage again, have preferable safety in utilization.Fuse system be installed in cover plate two by between the folder, if in the slotted eye of the plug body of fuse will being packed into the time, only need on slotted eye, can be packed the cover plate clinching into fuse.When the fuse damage needs to change, only need cover plate is stuck up out, and take out and on cover plate, fuse is taken off together with fuse, change easily, not only serviceability is good, the replacing fuse is convenient, and cost is low, the market competitiveness is strong, thereby reaches the purpose of this utility model.

Fig. 1, be the utility model structural representation stereogram.

Fig. 2, be the utility model decomposition texture schematic isometric.

Fig. 3, be the utility model structural representation vertical view.

Fig. 4, for the utility model decomposition texture schematic isometric (be provided with two and be the pin of copper sheet).

Fig. 5, tool fuse plug decomposition texture schematic isometric for commonly using.

Fig. 6, tool fuse plug structural representation stereogram for commonly using.

Below in conjunction with accompanying drawing the utility model is further elaborated.

As Fig. 1, Fig. 2, shown in Figure 3, the utility model comprises plug body 1, two conducting strips 2,2 ', two copper sheets 4 for pin, 4 ' and fuse 5.Plug body 1 is provided with slotted eye 11; Two conducting strips 2,2 ' are arranged in plug body 1 slotted eye 11, wherein a conducting strip 2 connects the live wire 3 (or ground wire 3 ') of power line, another conducting strip 2 ' is connected and places in the plug body 1 on two copper sheets 4,4 ' the copper sheet 4, and another copper sheet 4 ' then directly connects another power ground 3 ' (or live wire 3); Fuse 5 is installed in plug body 1 slotted eye 11, and its two tip node is pressed against respectively on two conducting strips 2,2 ', makes copper sheet 4 be connected turn-on power line 3, it is characterized in that:

Plug body 1 one-body molded slotted eye 11, two copper sheets 4,4 ', two conducting strips 2,2 ' and two power lines 3, the connection of 3 ' one is coated in the plug body 1, slotted eye 11 extends forward and forms opening 12 at plug body 1 front end, be provided with shallow grooves 121 in the edge of opening 12, and in slotted eye 11 upper press cover cover plates 6, and an end of cover plate 6 and opening 12 driving fits and be combined into one with plug body 1, cover plate 6 medial surfaces are provided with a pair of by folder 61, fuse 5 packs two into by between the folder 61, cover plate 6 lids are pressed on the slotted eye 11 of plug body 1, and make two tip nodes of fuse 5 lean against conducting strip 2 respectively, 2 ' goes up and conducting strip 2,2 ' conducting.

In sum, because connecting, two copper sheets 4,4 ', two conducting strips 2,2 ' and two power lines 3,3 ' one be coated in the plug body 1, make it to have preferable structural strength, prevent copper sheet 4,4 ', conducting strip 2,2 ' and power line 3,3 ' between produce the phenomenon that gets loose, avoid producing the situation of loose contact, be difficult for breaking down; Because structural strength is preferable, avoid being crushed damage again, have preferable safety in utilization.

Moreover, since fuse 5 be installed in cover plate 6 two by pressing from both sides between 61, if fuse 5 will be packed in the slotted eye 11 of plug body 1 time, only need cover plate 6 clinchings on slotted eye 11, fuse 5 can be packed into, and two tip nodes that make fuse 5 contact respectively on conducting strip 2,2 ', with conducting copper sheet 4,4 ' and power line 3,3 '.

When fuse 5 damages when needing to change, only need to lean against in the shallow grooves 121 in plug body 1 the place ahead to the extrapolation plate 6 of uncapping with sharp shaped material, can be as shown in Figure 2, cover plate 6 is stuck up out, and together with fuse 5 taking-ups, so can on cover plate 6, fuse 5 be taken off, change easily.

Again if the utility model has been plugged on when using in the supply socket, stick up the plate 6 of uncapping for preventing the child with sticker, therefore will be located at the front end of plug body 1 in order to the shallow grooves 121 of sticking up the plate 6 of uncapping, make the utility model in use, the shallow grooves 121 of its plug body 1 front end is hidden between supply socket and the utility model, and is avoided the child to stick up the danger of uncapping plate 6 and taking place to get an electric shock with sharp shaped material.

And because this plug body 1 is formed in one, institute thinks that consistent processing and manufacturing finishes, and faster production, raising output, reduces manufacturing cost, improves the market competitiveness.

In addition, the utility model can be provided with three pins as shown in Figure 1 and Figure 2.Also can be provided with two pins as shown in Figure 4.

Claims

1, a kind of safety plug with fuse, it comprises plug body, two conducting strips, two copper sheets, fuse and cover plate; Plug body is provided with slotted eye; Two conducting strips are arranged in the plug body slotted eye, and wherein a conducting strip connects a power line, and another conducting strip is connected on the copper sheet that places two copper sheets in the plug body, and another copper sheet then directly connects another power line; Fuse is installed in the plug body slotted eye, and its two tip node is pressed against respectively on two conducting strips, and the cover plate lid is loaded on the plug body slotted eye; It is characterized in that described two conducting strips, two copper sheets and two power lines are coated in the slotted eye of integrated plug body; The cover plate medial surface be provided with a pair of clamp fuse by the folder.

2, the safety plug with fuse according to claim 1 is characterized in that described plug body slotted eye extends forward and forms opening at the plug body front end, is provided with shallow grooves in the edge of opening.