CN2271043Y

CN2271043Y - Nested connecting plug

Info

Publication number: CN2271043Y
Application number: CN96222758U
Authority: CN
Inventors: 廖南辉
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-08-30
Filing date: 1996-08-30
Publication date: 1997-12-17
Anticipated expiration: 2006-08-30

Abstract

The utility model discloses a nested connecting plug, which comprises a base (1), a casing (2), two sets of conductive copper sheets (3) (3'), conductive inserts (4) (4'), a fuse (5), an electric terminal connecting seat (6) at the connecting end, and wires (7), wherein, conductive copper sheets and conductive inserts are embedded on the base and are combined in the casing; the fuse can be arranged on the base through an opening hole (22) on the casing and is bridged between conductive copper sheets and conductive inserts, and thereby, a complete and independent connecting insert set which is sealed by a cover plate (23) is formed for a terminator to be connected and the wire to be simply clamped into the combination hole (21) on the casing to be conductively communicated with conductive copper sheets. The utility model has the advantages of safety, simplicity, flexibility and practicality.

Description

The sleeve type connecting plug

The utility model relates to a kind of electrical equipment plug connector device, especially the sleeve type connecting plug of being made up of pedestal (interior cover), shell, two groups of conductive copper sheets and conduction inserted sheet, fuse group and link stroma and electric wire that is used for the lamp string.

As known to the public, general lamp string plug construction, lamp string plug construction in particular for celebrating occasions such as Christmas Day, most of for using connecting plug, so that occupation mode comparatively easily to be provided, this kind connecting plug one end is the two conduction sword sheets that stretch out, and the other end is then for having the seat portion of two jacks, its electric wire body one side in the plug extends out, to connect the decorative chain combination.The major defect of this connecting plug is, plug stretches out in this external copper plug and the body and is tied to form one for connecting the copper current-conducting piece of inserting, when the socket of header body back bears super-high-current, the situation that often causes some damage and meet accident, this also can cause the damage of lamp string in addition, especially plug and electric wire when desire is used respectively, also easily produce unnecessary puzzlement and trouble for setting firmly structure.In addition, for the dealer, it transfers to the assembly voluntarily of other manufacturers with various parts, often transports inconvenience and loses the part assembly, causes the waste of other assemblies.

The purpose of this utility model provides a kind of sleeve type connecting plug, and the member that it can be combined into single connecting plug easily provides lamp string manufacturer directly to use.In addition, the utility model utilizes the cooperation of exquisite conductive copper sheet and conduction inserted sheet, with the special tectonic of fuse, so that header body obtains effectively protection, and very easy result of use is arranged.

For solving above-mentioned task; the solution that the utility model adopts is: earlier that fuse plug is the required part of a kind of sleeve type connecting plug is all assembled the plug body of finishing an individual member by any way; and the electric conductor that plug inside is external draws the backboard place that is connected to shell combined hole below pedestal; and make two of terminal base protrude the conductings of metallic conduction sheet, thereby make the electrical equipment that connects electric wire and plug back side socket all in the fuse protection range.

This structure includes pedestal, shell, two conductive copper sheets, two conduction inserted sheet, a fuse and a link stroma and electric wires; Wherein

(a) backboard of an end of pedestal has two jacks, and base body is established with saturating dead slot near the central part of backboard, establish with two elongated slots both sides, and wherein another elongated slot extends to the other end of pedestal, forms a short slot, this end side in addition also is provided with another short slot, but is not connected with the one elongated slot; Between two elongated slots, form two slots, be provided with a protuberance towards slot by an end of a cross flange; Respectively be provided with two embeded slots in the inboard of two short slots in addition;

(b) first conductive copper sheet is sticked in the slot, and the one end is a garden lonely crotch portion, and hook is located on the dorsal plate of slot, and its other end both sides are provided with groove, and protuberance proper and the cross flange fastens, and makes first conductive copper sheet firmly be arranged in the slot; More aforementioned first conductive copper sheet of another conductive copper sheet is short, has similar crotch portion and is sticked in another slot, and the end of this two conductive copper sheet is made as downward arc portion, is to be embedded in the interior relative draw-in groove of two slots respectively;

(c) another first conductive copper sheet comprises a junction surface and a plug-connection piece, junction surface system is arranged in the elongated slot, the one end is a joggling part, is bent to a side of slot from elongated slot, and the inner of plug-connection piece is provided with crooked fitting portion, for being sticked in short slot, and fitting portion has the planar portions of a level, and for being sticked in the embeded slot place, another conduction inserted sheet is for being arranged in another elongated slot, its Ce is provided with the fitting portion of bending, and the planar portions with level is for being fastened in short slot and the embeded slot;

(d) shell, it is a hollow body, can be sleeved on the inside of shell for the socket after the aforementioned combination and two groups of conductive copper sheets and conduction inserted sheet integral body, make backboard just close the end of shell, the blade of two conduction inserted sheets is then stretched out by the front end of shell, be combined into the basic structure of connecting plug, this moment, the hollow part of socket was just involutory in the combined hole of shell, and the top of shell is provided with a perforate in addition, it is the involutory locus that communicates in two slot ends, and but this tapping is provided with the switch cover plate of a pull, so can open this cover plate, place fuse, row is closed and is reached sealing and firm engaging total again, makes the two ends metal cap system of fuse stride two planar portions of being located at two conductive copper sheets and two conduction inserted sheets;

(e) terminal base is a square body member, the one side is provided with two sheet metals that protrude, inside connects electric wire and extends downwards, be in series with decorative chain, this terminal base system is arranged in the combined hole of shell, and be fastened on the saturating emptying aperture place of pedestal, two sheet metals that protrude are just fitted tightly with the crotch portions of two conductive copper sheets.

A kind of sleeve type connecting plug, its fuse is different polygonal shapes, be mainly planar portions with top and bottom, can be double setting or with single design, utilize the whole plane of planar portions, after being installed in the pedestal, can guaranteeing and increase planar portions and contact, to increase and stable electrical efficiency with the significant surface of conductive copper sheet and conduction inserted sheet planar portions; The thickness of the central part of fuse is the metal cap of a little higher than its both sides in addition, and fuse is installed in the pedestal, and when switch cover plate sealed, unlikely pushing tow causes coming off to metal cap, and when using, metal cap does not directly contact with shell, can avoid the overheated and scaling loss of shell.

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.

Fig. 1 is a combination schematic perspective view of the present utility model.

Fig. 2 is a part exploded perspective schematic diagram of the present utility model ().

Fig. 3 is a part exploded perspective schematic diagram of the present utility model (two).

Fig. 4,4-1 are part exploded perspective schematic diagram of the present utility model (three).

Fig. 5 is the combined planar schematic diagram of Fig. 2 socket.

Fig. 6 adds floor map behind the fuse for Fig. 5.

Fig. 7 is the part exploded perspective schematic diagram (four) of the utility model second embodiment.

Fig. 8 is the part exploded perspective schematic diagram (five) of the utility model second embodiment.

Fig. 9 is the part exploded perspective schematic diagram (six) of the utility model second embodiment.

Figure 10 is the combined planar schematic diagram of Fig. 7 plug.

Figure 11 adds the floor map of fuse for Figure 10.

Figure 12 is the exploded perspective schematic diagram of the utility model the 3rd embodiment.

Figure 13 is the exploded perspective schematic diagram of the utility model the 4th embodiment.

Figure 14 (14-1 to 14-8) is the various alternate embodiment schematic diagrames of fuse.

Figure 15,15-1 are the plane schematic side view of fuse.

Figure 16 installs portable plate in the schematic perspective view of backboard for the utility model.

Figure 17 is the exploded perspective schematic diagram of the utility model the 5th embodiment.

Figure 18 is the back side exploded perspective schematic diagram of Figure 17.

Figure 19 to Figure 25 is other alternate embodiment schematic diagrames of the utility model.

See also Fig. 1 to shown in Figure 6, be primary structure of the present utility model, include pedestal (1), shell (2), two conductive copper sheets (3) (3 '), two groups of conduction inserted sheets (4) (4 '), a fuse (5) and a link stroma (6) and electric wire (7);

Wherein, one end of pedestal (1) is backboard (11), have two jacks (12), pedestal (1) body is established with saturating dead slot (13) near the central part of backboard (11), establish with elongated slot (14) (14 ') both sides, and wherein elongated slot (14 ') extends to the other end of pedestal (1), forms a short slot (141 '), this end side in addition also is provided with a short slot (141), but is not connected with elongated slot (14); Between two elongated slots (14) (14 '), form two slots (15) (15 '), separated by a cross flange (16), and an end of cross flange (16) is provided with a protuberance towards slot (15) (161); Respectively be provided with crooked two embeded slots (17) (17 ') in addition in the inboard of two short slots (141) (141 '), conductive copper sheet (3) is to be sticked in the slot (15), the one end is a garden arc crotch portion (31), proper and protuberance (161) fastens, and conductive copper sheet (3) firmly is arranged in the engaging body (15); The more aforementioned copper sheet of another conductive copper sheet (3 ') (3) is short, have similar crotch portion (31 ') and be to be sticked in another slot (15 '), the end of two conductive copper sheets (3) (3 ') is made as downward arc portion (33) (33 '), is the relative draw-in groove (151) (151 ') that is embedded in respectively in two slots (15) (15 '); Conduction inserted sheet (4) comprises a junction surface (41) and a plug-connection piece (42), junction surface (41) is to be arranged in the elongated slot (14), the one end is joggling part (411), be bent to a side of slot (15) from elongated slot (14), the inner of plug-connection piece (42) is provided with crooked fitting portion (421), for being sticked in short slot (141), and fitting portion (421) has the planar portions (422) of a level, locate for being sticked in embeded slot (17), another conduction inserted sheet (4 ') is for being arranged in another elongated slot (14 '), its Ce is provided with the fitting portion (41 ') of bending, planar portions (42 ') with level is for being fastened in short slot (141 ') and the embeded slot (17 '), socket after this combination and two groups of conductive copper sheets and the inserted sheet that conducts electricity, the inside that can integral body be sleeved on shell (2), make backboard (11) just close the end of shell (2), the blade of two conduction inserted sheets (4) (4 ') is then stretched out by the front end of shell (2), be combined into the basic structure of connecting plug, this moment, the hollow part (13) of socket was just involutory in the combined hole of shell (2), and the top of shell (2) is provided with a perforate (22) in addition, it is the involutory locus that communicates in two slots (15) (1 5 ') end, and this perforate (22) but locate to be provided with the switch cover plate (23) of a pull, so can open this cover plate, placement is gone with fuse (5) again and is closed, and reaches sealing and firm engaging total.The two ends metal cap (51) of fuse this moment (5) is to stride two planar portions (422) (42 ') of being located at two conductive copper sheets (3) (3 ') and two conduction inserted sheets (4) (4 ').Terminal base (6) is a square body member, the one side is provided with two sheet metals (61) (61 ') that protrude, inside connects electric wire (7) and extends downwards, be in series with decorative chain, this terminal base (6) is the combined hole (21) that is arranged in shell (2), and the saturating emptying aperture (13) that is fastened on pedestal (1) locates, and two sheet metals (61) (61 ') are just fitted tightly with the crotch portions (31) (31 ') of two conductive copper sheets.Be with, after the blade insertion supply socket of the connecting plug after the combination with two inserted sheets (4) (4 '), electric current just can be via the planar portions of the fitting portion of two inserted sheets, by fuse and conductive copper sheet, and be sent to link stroma (6), provide decorative chain electric power with luminous, simultaneously also can provide the jack of the blade of another plug from backboard (12) to penetrate, contact to be connected conduction with the end of two conduction inserted sheets (4) (4 '), because the two-stage structure of conduction inserted sheet (4) for dividing, make electric current must pass through fuse (5), therefore the utility model also can be as the connecting plug with safety device, for example use separately, provide other electric equipments to use as the main body (A) of Fig. 4-1.

Fig. 7 is to shown in Figure 11, be second kind of embodiment of the present utility model, mainly comprise two groups of identical conductive copper sheets (3a) and conduction inserted sheet (4a), make conductive structure all form two sections form modes, utilize fuse (5) as the bridge that connects conduction, obtain similar safe effect.

By the special two groups of conductive copper sheets of the utility model and the structure of conduction inserted sheet, nature can be applied in the affixed independent terminals sheet of traditional electric wire (7) (71), is installed in the structure in the pedestal (1), as Figure 12 and the third embodiment shown in Figure 13.

Another feature of the present utility model is the design of fuse (5), as Figure 14, shown in 15, fuse of the present utility model (5) is can different polygonal shapes, be mainly planar portions (52) with top and bottom, can be double setting or with single design, utilize the whole plane of planar portions (52), after being installed in the pedestal (1), can increase effective contact of planar portions (52) with the conductive copper sheet (3) (3 ') and conduction inserted sheet (4) (4 ') planar portions of fuse (5), and be better than the only wired contact of traditional garden shape conducting metal cap (51), so can obtain the electrical efficiency of more stable face contact.In addition, the thickness of the central part (53) of fuse of the present utility model (5) can be made as the metal cap (51 ') (as Figure 15-1) of a little higher than both sides, fuse (5) is installed in the pedestal (1), and unlikely ejection causes coming off to metal cap (51 ') when sealing with switch cover plate (23), and when using, metal cap (51 ') does not directly contact with shell (2), the situation that can avoid the overheated generation of shell (2) to damage.

See also shown in Figure 16, can be provided with an inserted type portable plate (8) in the inboard of pedestal (1) backboard (11), it has a slotted eye (81), when the slotted eye (81) of portable plate (8) involutory when a jack (12), can be for the blade that plugs together other plugs, and portable plate (8) can utilize it to be exposed to outer flange (82) sidesway, and two jacks (12) are all sealed, the safe dustproof and waterproof effect when obtaining not use.

According to structure of the present utility model, other multiple alternate embodiment are still arranged, as Figure 17 to Figure 25 etc., also should be included in the scope of this patent, or for example replace conductive copper sheet (3) (3 ') or the conduction inserted sheet (4) (4 ') that is positioned at socket with the structure of printed circuit, to obtain the purpose of conducting, this does not also change the essence of patent, so must not take off the spirit and the category of this patent.

In sum, the utility model provides a kind of use not only safe but also easy, sleeve type connecting plug flexibly, and the good prospect that promote the wider application is arranged in fact.

Claims

1, a kind of sleeve type connecting plug; it is characterized in that: part all is assembled into the plug body (A) of an individual member by any way under the fuse plug; the external electric conductor of its plug inside draws the backboard (11) that is connected to shell combined hole (21) below pedestal (1) and locates; and make two protruding metallic conduction sheet (61) (61 ') conductings of terminal base (6), thereby make the electrical equipment that connects electric wire and plug back side socket in fuse (5) protection range.

2, a kind of sleeve type connecting plug according to claim 1 is characterized in that including pedestal (1), shell (2), two conductive copper sheets (3) (3 '), two groups of conductions inserted sheet (4) (4 '), a fuse (5) and a link stroma (6) and electric wires (7); Wherein

(a) backboard (11) of an end of pedestal (1), have two jacks (12), pedestal (1) body is established with saturating dead slot (13) near the central part of backboard (11), establish with elongated slot (14) (14 ') both sides, wherein elongated slot (14 ') extends to the other end of pedestal (1), form a short slot (141 '), this end side in addition also is provided with a short slot (141), but is not connected with its elongated slot (14); Between two elongated slots (14) (14 '), form two slots (15) (15 '), separated by a cross flange (16), and an end of cross flange (16) is provided with a protuberance towards slot (15) (161); Respectively be provided with two embeded slots (17) (17 ') in the inboard of two short slots (141) (141 ') in addition;

(b) first conductive copper sheet (3) is to be sticked in the slot (15), the one end is the lonely crotch portion (31) in garden, be that hook is located on the dorsal plate of slot (15), its other end both sides are provided with groove (32), protuberance (161) proper and the cross flange fastens, and conductive copper sheet (3) firmly is arranged in the slot (15); More aforementioned first conductive copper sheet of another conductive copper sheet (3 ') (3) is short, have similar crotch portion (31 ') and be sticked in another engaging (15 ') groove, the end of two conductive copper sheets (3) (3 ') is made as downward arc portion (33) (33 '), is the relative draw-in groove (151) (151 ') that is embedded in respectively in two slots (15) (15 ');

(c) first conductive copper sheet (4) comprises a junction surface (41) and a plug-connection piece (42), junction surface system is arranged in the elongated slot (14), the one end is joggling part (411), be bent to a side of slot (15) from elongated slot (4), the inner of plug-connection piece (42) is provided with the planar portions (422) that crooked fitting portion (421) has a level, locate for being sticked in chimera (17), another conduction inserted sheet (4 ') is for being provided with in another elongated slot (14 '), its Ce is provided with the fitting portion (41 ') of bending, and the planar portions (42 ') with level is for being fastened in short slot (141 ') and the embeded slot (17 ');

(d) shell (2), it is a hollow body, can be sleeved on the inside of shell (2) for the socket after the aforementioned combination and two groups of conductive copper sheets and conduction inserted sheet integral body, make backboard (11) just close the end of shell (2), the blade of two conduction inserted sheets (4) (4 ') is then stretched out by the front end of shell (2), be combined into the basic structure of connecting plug, this moment socket the proper involutory combined hole (21) of hollow part (13) in shell (2), and the top of shell (2) is provided with a perforate (22) in addition, be involutory in the terminal locus that links to each other of two slots (15) (15 '), and this perforate (22) but locate to be provided with the switch cover plate (23) of a pull, so can open this cover plate, placement is with fuse (5), row is closed again, reach envelope group and firm engaging total, the two ends metal cap (51) that makes fuse (5) is to stride two planar portions (422) (42 ') of being located at two conductive copper sheets (3) (3 ') and two conduction inserted sheets (4) (4 ');

(e) terminal base (6) is a square body member, the one side is provided with two sheet metals (61) (61 ') that protrude, inside connects electric wire (7) and locates down to extend, be in series with decorative chain, this terminal base (6) is the combined hole (21) that is arranged in shell (2), and the saturating emptying aperture (13) that is fastened on pedestal (1) locates, and two sheet metals (61) (61 ') are just fitted tightly with the crotch portions (31) (31 ') of two conductive copper sheets.

3, according to claim 1,2 described a kind of sleeve type connecting plugs, it is characterized in that: wherein two conductive copper sheets (3a) and two conduction inserted sheets (4a) can be made as symmetrical two-part shape, be fastened in the opposed slot of pedestal (1), making its conduction all is to utilize being connected of fuse (5).

4, according to claim 1,2 described a kind of sleeve type connecting plugs, it is characterized in that: the electric wire (7) that wherein connects decorative chain, can be the terminal plate (71) of setting with holding, and be installed in the pedestal (1), with fuse (5) and two conduction inserted sheets (4) (4 ') or (4a) conduction that is connected.

5, according to claim 1,2 described a kind of sleeve type connecting plugs, it is characterized in that: wherein be positioned at the conductive copper sheet or the conduction inserted sheet of pedestal, also can be made as printed circuit or other electrically conducting manners,, connect and finish conduction for fuse cross-over connection contact.

6, according to claim 1,2 described a kind of sleeve type connecting plugs, it is characterized in that: wherein locate to be provided with an inserted type portable plate (8) in pedestal (1) backboard (11), it can be displaced sideways, and makes jack (12) for opening shape or closed.

7, a kind of sleeve type connecting plug, it is characterized in that: wherein fuse (5) is different polygonal shapes, be mainly planar portions (52) with top and bottom, can be double setting or with single design, utilize the whole plane of planar portions (52), after being installed in the pedestal (1), be to guarantee and to increase planar portions (52) to contact with the significant surface of conductive copper sheet and conduction inserted sheet planar portions; The metal cap (51 ') of a little higher than both sides of thickness of the central part (53) of fuse (5) in addition, fuse (5) is installed in the pedestal (1), and when switch cover plate (23) sealed, unlikely pushing tow causes coming off to metal cap (51 '), and when using, metal cap (51 ') does not directly contact with shell (2).