CN2322275Y - Connector plug and plug board and plug box - Google Patents

Abstract

The utility model provides a plug, a plug board and a plug box, wherein, the plug board is provided with a plug board body which is provided with step holes, plug pins, matching conductive blocks, and a conductive body which is in the plug board body and is used for being electrically connected with the plug pins and the matching conductive blocks; the plug box is provided with a plug box body, a conductive seat which is used for matching with the matching conductive blocks and being connected with a conductive wire, and thread holes which are arranged on the plug box body; threaded connectors are screwed into thread holes through the step holes, and the plug board and the plug box are connected to form a plug. Fuses can be arranged in the plug box to improve security.

Description

A kind of plug and patchboard thereof and plug box

The utility model relates to a kind of plug, particularly relates to a kind of removable plug and patchboard thereof and plug box, can adapt to the different various sockets of each countries and regions specification.

When the various electrical equipment of daily use, such as, when abroad going on business or travelling, meet the problem that the socket of the plug of the electrical equipment that we will use and local hotel or office building is not complementary through regular meeting.

When running into this situation, the someone buys a detachable plug that is suitable for local socket, then the live wire in the electric power connection line of electrical equipment, center line and ground wire is removed from existing appliance plug, is fixed on the assigned address of new plug again.But when carrying out this operation,, just be easy to each bar lead is connected on the corresponding polarity, cause electrical equipment to damage if the people of replacing plug knows nothing electric power knowledge or has half knowledge.And in general removable plug, the junction block or the binding post that connect ground wire, live wire and center line all are connected on the pin.Like this, when changing plug, all exposed lead to be taken off from former wiring position, and then be installed on the new wiring position each, very loaded down with trivial details and make mistakes easily.When if existing appliance plug is non-removable plug, more will cut off lead and peel off insulating covering and could connect, both time-consuming, dangerous again.

Also the someone uses the sort of travel plug that the combined plug that can use a plurality of electrical equipment simultaneously or plug are suitable for a plurality of national specifications.Might cause danger because of current overload when using combined plug.And combined plug and travel plug also can be exposed the supply hub that much is not used, and are easy to out danger concerning the people of children or carelessness.

For overcoming above-mentioned shortcoming, the purpose of this utility model is to provide a kind of patchboard of plug, and each patchboard has the size and dimension that the socket specification with certain class countries and regions adapts.

The purpose of this utility model also is to provide a kind of plug box of the plug that matches with the patchboard of plug, has the fit dimension and the shape that all adapt with various patchboards.

The purpose of this utility model also is to provide a kind of plug, by the patchboard that is suitable for local specification is installed on the plug box, can obtain the plug that can use safely soon.

The purpose of this utility model realizes that by following scheme the utility model provides a kind of patchboard of plug, it is characterized in that, has:

The patchboard body is made by insulating material, offers stepped hole on it,

Protrude in the also fixedly connected pin that is used for being inserted into corresponding supply socket thereon in a surface of patchboard body,

The cooperation conducting block that protrudes in the another side of patchboard body corresponding to the number of pin and be separated from each other,

Be positioned at the electric conductor of the inside of patchboard body, be used to be electrically connected corresponding cooperation conducting block and pin.

The utility model also provides a kind of plug box of the plug that matches with the patchboard of plug, have: the plug box body, make by insulating material, it is characterized in that, has the cooperation conductive seat that matches removably with above-mentioned cooperation conducting block in described plug box body inside, cooperate conductive seat to link to each other with lead, the plug box body is provided with screwed hole, and is corresponding with above-mentioned stepped hole.

The utility model also provides a kind of plug, it is characterized in that, has described patchboard and described plug box, is screwed into the threaded connector that screwed hole couples together described patchboard and plug box thereby also have by stepped hole.

The plug box of plug described in the utility model, its feature also is, in plug box inside, the live wire in cooperating conductive seat also is provided with the live wire junction block near cooperating conductive seat, and live wire cooperates the position of conductive seat and live wire junction block to be arranged to can be connected with fuse therebetween.

Owing to have These characteristics, the utility model provides a kind of patchboard of plug, each patchboard has the size and dimension that the socket specification with certain class countries and regions adapts, owing to do not have connecting part on the patchboard, so very convenient to carry, the issuable mistake of rewiring again behind the lead that also do not have to dismantle in the prior art.Like this, when the frequent access country variant, the user only need prepare several different patchboards and needn't buy and carry multiple different plug, has alleviated consumer's financial burden and too much weight and excessive volume.

The utility model also provides a kind of plug box of plug, has the fit dimension and the shape that all adapt with various patchboards.Because it is appropriate that electrical wiring has connected on the plug box, therefore, when changing patchboard, only need back out threaded connector to the country variant visit, change new suitable patchboard again to get final product, saved the trouble of rewiring.The user only need prepare a plug box and needn't buy with several different patchboards and carry multiple different plug, has alleviated consumer's financial burden.

The utility model can also provide a kind of removable plug, has moved on in the plug box owing to will connect the position of live wire, ground wire and center line, and has been different from the structure that is wired to pin in the common plug.So only need are connected the lead of electrical equipment on the plug box of plug of the present utility model once, later on by pulling down the threaded connector in the screwed hole that stepped hole on the break-through patchboard is screwed into the plug box, just can take off inappropriate patchboard fast, change the patchboard that is suitable for local specification, can obtain the plug that to use safely soon.

Also, more improved the fail safe of plug of the present utility model owing to cooperate the position of conductive seat and live wire junction block to be arranged to be connected with fuse therebetween at live wire.

Fig. 1 shows the view of the plug box body of plug box of the present utility model, and wherein (a) is front view, (b) is sectional side view, (c) is upward view.

Fig. 2 shows the view of live wire junction block in the plug box of the present utility model, and wherein (a) is left view, (b) is front view, (c) is right view.

Fig. 3 shows the view that is used for the cooperation conductive seat that links to each other with live wire in the plug box of the present utility model, and wherein (a) is front view, (b) is end view, (c) is vertical view.

Fig. 4 shows the view that is used for the cooperation conductive seat that links to each other with ground wire in the plug box of the present utility model, and wherein (a) is vertical view, (b) is front view, (c) is end view.

Fig. 5 shows the view that is used for the cooperation conductive seat that links to each other with center line in the plug box of the present utility model, and wherein (a) is vertical view, (b) is front view, (c) is end view.

Fig. 6 shows the patchboard of a kind of British specification of the present utility model (right angle), and wherein (a) is front view, (b) is end view, (c) is vertical view.

Fig. 7 shows the patchboard of a kind of Australian specification of the present utility model, and wherein (a) is front view, (b) is end view, (c) upward view.

Fig. 8 shows the patchboard of a kind of Europe of the present utility model (Germany) specification, and wherein (a) is front view, (b) is sectional side view, (c) is vertical view.

Fig. 9 shows the patchboard of a kind of Britain of the present utility model roundlet pin specification, and wherein (a) is front view, (b) is end view, (c) is vertical view.

Figure 10 shows the patchboard of a kind of old-fashioned Britain of the present utility model/South Africa specification, and wherein (a) is front view, (b) is end view, (c) is vertical view.

Below, with reference to accompanying drawing embodiment of the present utility model is described.The situation of patchboard of the present utility model at first is described with reference to Fig. 6-Figure 10.In Fig. 6, the patchboard of plug has patchboard body 13, make by insulating material, be roughly rectangle, its central area offers stepped hole 12, the threaded connector (not shown) is screwed in the screwed hole of plug box correspondence described later by this stepped hole 12 of break-through, is used for patchboard and plug box are linked together reliably.A surface (being lower surface among Fig. 6 (c)) that protrudes in patchboard body 13 is fixed with the pin 11a that three cross sections are the long prism shape of rectangle, 11b, 11c, wherein, the relative position of pin and size are suitable for local supply socket, the front end of described long prism carries out chamfering usually, is inserted in the corresponding supply socket to make things convenient for it.At the another side of patchboard body, be extruded with three cooperation conducting blocks 9 that are separated from each other, correspond respectively to above-mentioned three pin 11a, 11b, 11c.Cooperate the size and dimension of conducting block 9 to be suitable for to be incorporated into easily in the cooperation conductive seat in the aftermentioned plug box, and can in needs, separate with it.In the present embodiment, the cylinder that cross section is the rectangle of top rounding that is shaped as that cooperates conducting block 9.In the inside of patchboard body 13, also have corresponding electric conductor 10, be generally as brass etc. make Metal Flake, its area is at least at 1.0mm ²More than, be respectively applied for and be electrically connected cooperation conducting block 9 and pin 11a, 11b, 11c.

Fig. 7 shows a kind of patchboard of Australian specification, is with the main distinction of patchboard among Fig. 6, and 60 ° each other of three pins, and its top is slightly curved, adapts with the supply socket with the locality.

Fig. 8 shows the patchboard of a kind of Europe (Germany) specification, and wherein the shape of cross section of pin is circular, and its top also is circular, adapts with the supply socket with the locality.The characteristics of the patchboard of Fig. 8 are that the stepped hole that is used for being connected with the plug box is not arranged on the middle position of patchboard, but near the edge of patchboard, have three stepped holes 12 that roughly are mutually 60 degree angles, can make being connected of patchboard and plug box more all even reliable like this.Two cylinders that join that are shaped as different-diameter of patchboard body 13 help the insertion of plug and extract.

Fig. 9 shows the patchboard of a kind of Britain roundlet pin specification, and wherein ground wire is comparatively thick cylindrical with pin 11b, and its length is also longer.

Figure 10 shows the patchboard of a kind of old-fashioned Britain/South Africa specification.

Below, please refer to the situation that Fig. 1-Fig. 5 illustrates plug box of the present utility model.Fig. 1 shows the view of plug box of the present utility model, for clarity sake, the not shown cooperation conductive seat and the live wire junction block that should be placed in wherein in the plug box, live wire junction block 20 among the position of sound production Fig. 2 shown in the Reference numeral 1 and 2 in Fig. 1 and Fig. 3 and live wire cooperate conductive seat 30.Position shown in the Reference numeral 4 and 3 is used to lay the ground wire shown in Fig. 4 and Fig. 5 and cooperates conductive seat 40 and center line to cooperate conductive seat 50.Central part at the plug box body of substantially being made by insulating material for rectangle 14 is provided with screwed hole 7, be used to pass through Fig. 6, Fig. 7, the stepped hole 12 on the above-mentioned patchboard among Fig. 9 and Figure 10 are screwed into the threaded connector of for example screw (not shown) of fixing above-mentioned patchboard etc.Also can uniform three screwed holes 6 on the edge of plug box body 14, match with patchboard with the German specification shown in above-mentioned Fig. 8.Also offer outlet 5 at a sidewall of plug box body 14, the lead (not shown) that is used to be connected in electrical equipment is passed through.Fixedly the pressure-ray film (not shown) is arranged in the opening 5 by the connectors such as screw that are screwed into screwed hole 8, is used for compressing from the top lead that is connected in electrical equipment.

Describe the structure of live wire junction block 20 and cooperation conductive seat 30,40,50 in detail below with reference to Fig. 2-Fig. 5.In Fig. 2, live wire junction block 20 has the fixed block of being made by metallic conductors such as brass 26, is fixed with elastic conducting strip 23 by riveting pin 24 on an end of fixed block 26.Elastic conducting strip 23 can be made of metal roughly " コ " font structure of a side band opening 27, the minimum widith that is provided with in the roughly middle part of the length direction of opening 27 is slightly smaller than the fit dimension of protective tube (fuse) end, make that the protective tube end overcomes elastic conducting strip 23 flexible enter opening 27 after, at least contact with elastic conducting strip 23 at the minimum widith place, produce electrical connection reliably.When applying external force protective tube is separated with elastic conducting strip, the protective tube end can overcome the frictional force between itself and the elastic conducting strip 23 again and therefrom deviate from.The other end at fixed block 26 is provided with entrance hole 22, can be screwed into a screw (not shown) in screwed hole 21 in the lead fixed that intersects vertically with entrance hole 22 and fix the lead of peeling insulating covering off (being live wire) that inserts entrance hole 22 herein and be connected the end.

The detailed structure of the cooperation conductive seat 30 of live wire has been shown among Fig. 3.By riveting pin 34,35 elastic conducting strip 33 and 38 is fixed on the fixed block 36 of metallic conduction systems such as brass respectively.Cooperate the elastic conducting strip 33 of conductive seat 30 and the relative position of the elastic conducting strip 23 among Fig. 2 to make protective tube can be clamped in reliably among described two elastic conducting strips.The structure of the elastic conducting strip 23 among elastic conducting strip 38 and Fig. 2 is identical, also can be made of metal roughly " コ " font structure of a side band opening, the minimum widith that is provided with in the roughly middle part of the length direction of opening is slightly smaller than the fit dimension of the cooperation conducting block 9 on the above-mentioned patchboard, make to cooperate that conducting block 9 overcomes elastic conducting strip 38 flexible enter opening after, at least contact with elastic conducting strip 38 at the minimum widith place, produce electrical connection reliably.Make when cooperating conducting block 9 to separate with elastic conducting strip 38 when applying external force, cooperation conducting block 9 can overcome the frictional force between itself and the elastic conducting strip 38 again and therefrom deviate from.

Fig. 4 shows and is used for the cooperation conductive seat 40 that links to each other with ground wire in the plug box.Cooperating the structure of conductive seat 40 in fact to be equal to the live wire junction block 20 of Fig. 2 and Fig. 3 and live wire are cooperated structure after the structure of relevant insurance pipe in the conductive seat 30 is removed, is a kind of form of simplification.Cooperate conductive seat 40 to have the fixed block of making by metallic conductors such as brass 46, on an end of fixed block 46, be fixed with elastic conducting strip 43 by riveting pin 44.Elastic conducting strip 43 can be made of metal roughly " コ " font structure of a side band opening 47, the minimum widith that is provided with in the roughly middle part of the length direction of opening 47 is slightly smaller than the fit dimension of the cooperation conducting block 9 on the above-mentioned patchboard, make to cooperate that conducting block 9 overcomes elastic conducting strip 43 flexible enter opening 47 after, at least contact with elastic conducting strip 43 at the minimum widith place, produce electrical connection reliably.Make when cooperating conducting block 9 to separate with elastic conducting strip 43 when applying external force, cooperation conducting block 9 can overcome the frictional force between itself and the elastic conducting strip 43 again and therefrom deviate from.The other end at fixed block 46 is provided with entrance hole 42, can be screwed into a screw (not shown) in screwed hole 41 in the lead fixed that intersects vertically with entrance hole 42 and fix the lead of peeling insulating covering off (being ground wire) that inserts entrance hole 42 herein and be connected the end.

Fig. 5 shows and is used for the cooperation conductive seat 50 that links to each other with center line in the plug box, and its structure is identical with the cooperation conductive seat 40 that links to each other with ground wire shown in Figure 4, so repeat no more.

So the live wire junction block 20 of structure and cooperation conductive seat 30,40,50 are fixed in the bottom of plug box body by modes such as bonding or hot fusions.

In another embodiment of plug box of the present utility model, can save the relevant structure that relates to protective tube, promptly, do not need live wire junction block 20 among Fig. 2 and the cooperation conductive seat 30 that is used for live wire among Fig. 3, and only in Fig. 1 the position shown in the Reference numeral 2 be provided with and cooperate conductive seat 40 and center line cooperation conductive seat 50 identical in structure live wires cooperation conductive seat with ground wire.Owing to reduced number of components and parts, can further reduce manufacturing cost and assembly cost.

In another embodiment of the present utility model, the shape of plug box body and patchboard also not necessarily is constrained to rectangle, can make suitable shapes such as circle, square or triangle.

In other embodiment of the present utility model, cooperate conducting block 9 and cooperate the structure of conductive seat 30,40 and 50 that other form can be arranged.For example be the paired elastic conduction sheet metal that the cross section is "＜" shape or "＞" shape that has, be connected on the corresponding fixed block by modes such as riveted joint or welding.Patchboard and plug box near the time owing to be elastomer, have the cooperation conducting block of above-mentioned configuration and cooperate conductive seat to be close to mutually, produce reliably and be electrically connected.When patchboard and plug box are separated, conducting block and conductive seat are thrown off.

Claims (4)

1. the patchboard of a plug is characterized in that, has:

Patchboard body (13) is made by insulating material, offers stepped hole (12) on it,

Protrude in patchboard body (13) a surface and fixedly connected thereon the pin that is used for being inserted into corresponding supply socket (11a, 11b, 11c),

The cooperation conducting block (9) that protrudes in the another side of patchboard body (13) corresponding to the number of pin and be separated from each other,

Be positioned at the electric conductor (10) of the inside of patchboard body (13), be used to be electrically connected corresponding cooperation conducting block (9) and pin (11a, 11b, 11c).

2. the plug box of a plug that matches with the patchboard of plug, have: plug box body (14), make by insulating material, it is characterized in that, have the cooperation conductive seat (30 that matches removably with the described cooperation conducting block of claim 1 (9) in described plug box body (14) inside, 40,50), cooperate conductive seat to link to each other with lead, plug box body (14) is provided with screwed hole (6,7), corresponding with stepped hole (12) in the claim 1.

3. the plug box of plug as claimed in claim 2, it is characterized in that, in plug box inside, live wire in cooperating conductive seat also is provided with live wire junction block (20) near cooperating conductive seat (30), and live wire cooperates the position of conductive seat (30) and live wire junction block (20) to be arranged to can be connected with fuse therebetween.

4. a plug is characterized in that, has the described plug box of described patchboard of claim 1 and claim 2, also has by stepped hole (12) to be screwed into screwed hole (6,7) thereby the threaded connector that described patchboard and plug box are coupled together.

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