CN201194276Y

CN201194276Y - Power source converter

Info

Publication number: CN201194276Y
Application number: CNU2008200460471U
Authority: CN
Inventors: 马建荣; 韦华虎
Original assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Current assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Priority date: 2008-04-03
Filing date: 2008-04-03
Publication date: 2009-02-11
Anticipated expiration: 2018-04-03

Abstract

The utility model discloses a power adapter, which comprises an adapter body and a plug. The adapter body further comprises a cylinder case and a plug container, and the plug further comprises a plug socket. The plug container is equipped on one end of the case, the plug container is provided with a cylinder wall part provided with at least two pin slots on the upper part; the lower part of the plug socket is provided with two pins protruding outside; and the pins may be accommodated in the pin slots. The power adapter is convenient for use and carry.

Description

Power supply changeover device

Technical field

The utility model relates to a kind of power supply changeover device, relates in particular to a kind of power supply changeover device of interchangeable plug.

Background technology

It is its charging or power supply that electronic product generally all needs power supply changeover device.Power supply changeover device often adopts interchangeable plug in order to increase applicability.The power supply changeover device of current interchangeable plug generally comprises the switch main body and a less plug of a rectangle, and plug docks assembling from one of switch main body bigger surface with switch main body; The power supply changeover device of the interchangeable plug of this class is easily manufactured.The United States Patent (USP) that No. the 6th, 669,495, the United States Patent (USP) that on December 30th, 2003 was announced and on August 2nd, 2005 are announced has all disclosed this type of power supply changeover device the 6th, 923, No. 667.

Yet when the switch main body of the rectangle of above-mentioned power supply changeover device was used on row's formula socket of many jacks, area occupied was bigger on the horizontal direction, causes contiguous jack to use easily, thereby makes troubles to use; In addition, above-mentioned power supply changeover device generally need take out plug when carrying from switch main body, scrapes other article otherwise bump easily, and is not portable.

The utility model content

The purpose of this utility model is at above-mentioned the deficiencies in the prior art, to provide a kind of power supply changeover device easy to use and carry.

For reaching above-mentioned purpose, power supply changeover device that the utility model provides comprises a switch main body and a plug; Switch main body comprises that further a housing cylindraceous and is installed in the plug host body of housing one end, and this plug host body has barrel portion, offers at least two card base draw-in grooves in the barrel portion; Plug further comprises a connector assembly, and this connector assembly bottom has outwards protruded out at least two card bases; Card base can be contained in the card base draw-in groove.

As mentioned above, the plug of the utility model power supply changeover device docks assembling from an end that is switch main body cylindraceous with switch main body, when on row's formula socket of many jacks, using, can reduce the area that takies on the horizontal direction, the situation that other jack that can the row's of avoiding formula socket can't use, thus can bring convenience to the user.In addition, because plug is plugged in an end of switch main body, realize both integrated moulding easily, so can be convenient for carrying.

Description of drawings

Fig. 1 is the stereogram of the utility model power supply changeover device.

Fig. 2 is the stereogram of the housing of power supply changeover device shown in Figure 1.

Fig. 3 is the stereogram of the plug host body of power supply changeover device shown in Figure 1.

Fig. 4 is the stereogram that holds shell fragment of power supply changeover device shown in Figure 1.

Fig. 5 is the three-dimensional exploded view of the plug of power supply changeover device shown in Figure 1.

Fig. 6 is the stereogram of the connector assembly of plug shown in Figure 5.

Each description of reference numerals is as follows among the figure:

Switch main body 10 housings 110

Saddle 111 host body spacing block sets 112

Plug host body 120 barrel portions 121

Tube bottom 122 card base draw-in grooves 123

Guiding groove 1231 swivelling chutes 1232

Shell fragment groove 124 openings 1241

Stopper slot 125 body terminal 130

Terminal body 131 abutting parts 132

Hold shell fragment 140 holding sections 141

Retaining sheet 142 fixing pin 143

Plug 20 connector assemblies 210

Disk body 211 shell fragment terminal grooves 212

Portion's 2121 side groove portions 2122 of rising as high as the banks

Shell fragment limited post 213 barrel 214

Draw-in groove 2141 guide grooves 2142

Terminal holding section 2143 card bases 215

Cell wall portion 216 bulk end pilot trench 217

Shell fragment terminal 220 shell fragment portions 221

Spacing hole 222 elastic contact parts 223

Inserting terminal group 230 jack shell 240

Inserting terminal hole 241 inserting terminal accepting grooves 242

Embodiment

By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with execution mode and conjunction with figs. are detailed.

See also Fig. 1, the utility model power supply changeover device comprises a switch main body 10 and a plug 20.Switch main body 10 comprises that a housing 110, a plug host body 120, two body terminal 130 and two hold shell fragment 140.Body terminal 130 is fixed on the plug host body 120, and body terminal 130 has a columned terminal body 131, and the upper end horizontal expansion of terminal body 131 has an abutting part 132.

See also the and consult Fig. 1, Fig. 2, Fig. 3 and Fig. 4, it is cylindric that housing 110 roughly is, and the place, top of its inwall has a circular saddle 111, and the inwalls above the saddle 111 are protruding with a host body spacing block set 112.Plug host body 120 is installed in the top of housing 110, and it roughly is cylindric.Plug host body 120 has barrel portion 121 and tube bottom 122.Offer two card base draw-in grooves 123 in the barrel portion 121, card base draw-in groove 123 is connected with guiding groove 1231 bottoms by a guiding groove 1231 of offering downwards from barrel portion 121 upper surfaces and one and curved swivelling chute 1232 constitutes.Also offer two shell fragment grooves 124 in the barrel portion 121, shell fragment groove 124 connects and is formed with inside opening 1241 to tube bottom 122 and in barrel portion 121.The outer surface of barrel portion 121 offers a stopper slot 125, and described host body spacing block set 112 is fastened in this stopper slot 125.

Hold shell fragment 140 and be fastened in the shell fragment groove 124, hold shell fragment 140 and have a curved holding section 141, barrel portion 121 is stretched out from opening 1241 in holding section 141.The both side edges of holding section 141 is extended with a retaining sheet 142 respectively, and a fixing pin 143 is extended in the outwards vertical bending of the lower lip of retaining sheet 142, and fixing pin 143 is held between tube bottom 122 and the saddle 111.

See also Fig. 5 and Fig. 6, plug 20 comprises a connector assembly 210, two shell fragment terminals 220, an inserting terminal group 230 and a jack shell 240.Inserting terminal group 230 is journaled between connector assembly 210 and the jack shell 240.

Connector assembly 210 has a disk body 211 roughly in the form of annular discs, and the bottom of disk body 211 offers two shell fragment terminal grooves 212, and shell fragment terminal groove 212 comprises the side groove portion 2122 of portion of rising as high as the banks 2121 and consistent overall body 211 bottoms.The bottom of the disk body 211 two columned shell fragment limited posts 213 that raised up.The lower surface of the bottom of disk body 211 protrudes out one downwards and is roughly barrel 214 cylindraceous and two and is positioned at barrel 214 and sweeping cell wall portion 216.Cell wall portion 216 surrounds two bulk end pilot trench 217 with barrel 214, and bulk end pilot trench 217 is communicated with side groove portion 2122.Barrel 214 offers two draw-in grooves 2141 and two along the guide groove 2142 that circumferentially shoals gradually in outer surface, and draw-in groove 2141 and guide groove 2142 are divided into two groups, the close draw-in groove 2141 on the same group of the tail end of guide groove 2142.The bottom of barrel 214 is extended with terminal holding section 2143 in bulk end pilot trench 217.The place, bottom of barrel 214 has outwards protruded out two card bases 215.

Shell fragment terminal 220 has a shell fragment portion 221, and shell fragment portion 221 is contained in the portion of rising as high as the banks 2121, and inserting terminal group 230 is connected in this shell fragment portion 221 movably.Offer a spacing hole 222 in the shell fragment portion 221, spacing hole 222 is placed on the shell fragment limited post 213.One lateral margin of shell fragment portion 221 extends and has been bent to form an elastic contact part 223, and elastic contact part 223 is positioned at bulk end pilot trench 217.

Be fixed with a jack shell 240 on the connector assembly 210, the inserting terminal accepting groove 242 that offers an inserting terminal hole 241 on the jack shell 240 and be communicated with this inserting terminal hole 241.Inserting terminal group 230 rotatable its parts of exposing outside the jack shell 240 that make are contained in the inserting terminal accepting groove 242; Thereby it is more convenient that this power supply changeover device is carried.

When being assembled in plug 20 on the switch main body 10, should at first card base 215 be put into guiding groove 1231; At this moment, abutting part 132 enters bulk end pilot trench 217, and holding section 141 enters guide groove 2142.Plug 20 relative switch main body 10 are rotated to an angle, and 141 slide into draw-in groove 2141 from guide groove 2142 up to the holding section, and at this moment, card base 215 slips into swivelling chute 1232, and plug 20 is fixing with switch main body 10; Abutting part 132 slides into above the terminal holding section 2143 and is resisted against on the elastic contact part 223 to realize electric connection.With plug 20 when switch main body 10 is taken out, plug 20 is applied opposition, withdraws under the sidewall squeezing action of draw-in groove 2141 in holding section 141, and card base 215 is got back to guiding groove 1231 places immediately, abutting part 132 is got back to bulk end pilot trench 217 places, so plug 20 can be taken out.

As mentioned above, the plug of the utility model power supply changeover device docks assembling with an end that is switch main body 10 cylindraceous, when on row's formula socket of many jacks, using, can reduce the area that takies on the horizontal direction, the situation that other jack that can the row's of avoiding formula socket can't use, thus can bring convenience to use.In addition, because plug 20 is plugged in an end of switch main body 10, realize both integrated moulding easily, so can be convenient for carrying.

Claims

1. a power supply changeover device comprises a switch main body and a plug; It is characterized in that: switch main body comprises that further a housing cylindraceous and is installed in the plug host body of housing one end, and this plug host body has barrel portion, offers at least two card base draw-in grooves in the barrel portion; Plug further comprises a connector assembly, and this connector assembly bottom has outwards protruded out at least two card bases; Card base can be contained in the card base draw-in groove.

2. power supply changeover device as claimed in claim 1 is characterized in that: offer the shell fragment groove in the barrel portion of described plug host body, the shell fragment groove has opening; Hold shell fragment in the shell fragment groove, hold shell fragment and have a holding section, barrel portion is stretched out from opening in the holding section; Connector assembly has a barrel, and this barrel offers the circumferential guide groove that shoals gradually of draw-in groove and edge in outer surface, and the tail end of guide groove is near draw-in groove; The holding section that holds shell fragment can be fastened in the draw-in groove.

3. power supply changeover device as claimed in claim 2 is characterized in that: have saddle on the inwall of described housing; The shell fragment groove connects to tube bottom; The both side edges of holding section is extended with a retaining sheet respectively, and a fixing pin is extended in the outwards vertical bending of the lower lip of retaining sheet, and the fixing pin is held between tube bottom and the saddle.

4. power supply changeover device as claimed in claim 1 is characterized in that: described connector assembly is provided with the bulk end pilot trench and is fixed with the shell fragment terminal, and the shell fragment terminal has elastic contact part, and elastic contact part is positioned at the bulk end pilot trench; Be fixed with body terminal on the plug host body, body terminal has a terminal body, and the upper end of terminal body is extended with an abutting part that can be resisted against on the elastic contact part.

5. power supply changeover device as claimed in claim 1, it is characterized in that: be fixed with a jack shell on the described connector assembly, the inserting terminal accepting groove that offers an inserting terminal hole on the jack shell and be communicated with this inserting terminal hole, pivot is equipped with an inserting terminal group between connector assembly and the jack shell.

6. power supply changeover device as claimed in claim 1 is characterized in that: described card base draw-in groove is made of guiding groove and swivelling chute.