CN203278618U

CN203278618U - Power supply adapter

Info

Publication number: CN203278618U
Application number: CN 201320325029
Authority: CN
Inventors: 陈彦志; 李博胜
Original assignee: Chicony Power Technology Co Ltd
Current assignee: Chicony Power Technology Co Ltd
Priority date: 2013-06-06
Filing date: 2013-06-06
Publication date: 2013-11-06
Anticipated expiration: 2023-06-06

Abstract

The utility model discloses a power supply adapter, including a housing, two conductive terminals and a plug. The housing possesses an assembling surface; two guide rails are protruded at intervals on the assembling surface and parallelly extend to the assembling surface; each conductive terminal is buried in one of the guide rails and is exposed to the guide rail along the protruding direction of the guide rail. The plug is detachably arranged on the assembling surface and possesses two guide grooves; the cross section shapes of the guide grooves match up with the guide rails; the inner of each guide rail is provided with a conductive sheet; each guide rail respectively penetrates into one guide groove; each conductive terminal is respectively in contact with and electrically connected to a corresponding conductive sheet. Accordingly, the power supply adapter is convenient for assembling and easy to carry.

Description

Power supply adaptor

Technical field

The utility model relates to power supply adaptor, particularly a kind of power supply adaptor of its plug detachable replacement.

Background technology

Power supply adaptor is divided into the power supply adaptor of locking-type plug formula power supply adaptor and changeable plug usually, because the power supply adaptor of changeable plug can be changed plug according to the difference of various countries' standard, so the power supply adaptor of changeable plug has application widely.

The power supply adaptor of existing changeable plug has the plug of a body and an attached cable usually, usually includes the transformation coil in body, and cable is plugged on body, therefore removes the plug that cable is replaceable different size.But body is bulky together with cable, therefore is not easy to carry, and when especially being applied to electronic apparatus (for example mobile computer), carries simultaneously the heavy inconvenience especially of electronic apparatus and power supply adaptor.

The utility model content

The purpose of this utility model is to provide a kind of power supply adaptor of its plug detachable replacement.

In order to reach above-mentioned purpose, the utility model provides a kind of power supply adaptor, and it comprises a shell, two conducting terminals and a plug.Shell has an assembling face, protrudes out two guide rails of arranged spaced on assembling face, and this guide rail extends assembling face in parallel to each other.Each this conducting terminal is embedded in a guide rail wherein and protrudes out the protruding guide rail that is exposed to of direction along guide rail.Plug is arranged at assembling face, plug has two guide grooves, the cross sectional shape of guide groove match with guide rail (namely the interior profile of this guide groove matches with the outline of this guide rail), be provided with an electroconductive elastic sheet in each guide groove, each guide rail penetrates respectively a wherein guide groove, and each conducting terminal contacts respectively and be electrically connected corresponding electroconductive elastic sheet.

Preferably, aforesaid power supply adaptor more comprises two plate termination electrodes, and it is arranged at the inside of shell, and each plate termination electrode is electrically connected respectively a wherein conducting terminal.

Preferably, aforesaid power supply adaptor, the inside of its shell is equipped with a circuit board, and circuit board contacts and is electrically connected the plate termination electrode.

Preferably, aforesaid power supply adaptor, its plate termination electrode is connected with corresponding conducting terminal riveted joint.

Preferably, aforesaid power supply adaptor, its conducting terminal is provided with a fixed structure, and fixed structure is coated interlock by guide rail.

Preferably, aforesaid power supply adaptor, its fixed structure are a fixing hole.

Preferably, aforesaid power supply adaptor, each this conducting terminal forms an apical margin along protruding dew direction, the electroconductive elastic sheet that the apical margin contact is corresponding.

Preferably, aforesaid power supply adaptor, its conducting terminal connects face along two sides formation two of protruding dew direction, and one of them connects the corresponding electroconductive elastic sheet of face contact.

Preferably, aforesaid power supply adaptor, its shell is provided with an earth terminal, and plug is provided with a ground connection conducting strip, and earth terminal contacts and is electrically connected the ground connection conducting strip.

Preferably, aforesaid power supply adaptor, its each rail-sides is to having protruded out a raised line, and two raised lines are to protrude out configuration opposite to one anotherly, each raised line and assembling face arranged spaced.

Preferably, aforesaid power supply adaptor, the side of its each guide rail configures with the marginating compartment of assembling face.

Preferably, aforesaid power supply adaptor, its plug is to being provided with two plug-in electrodes by electroconductive elastic sheet, and each plug-in electrode is connected with corresponding electroconductive elastic sheet riveted joint.

Power supply adaptor of the present utility model, its plug is connected on housing by guide rail, is provided with electroconductive elastic sheet in plug to be electrically connected the conducting terminal on guide rail.Therefore save the structure of cable, not only applied widely, and volume is small and light is easy to carry about with one.

Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.

Description of drawings

Fig. 1 is the perspective exploded view of the power supply adaptor of the utility model the first embodiment.

Fig. 2 is the longitudinal sectional view of power supply adaptor in Fig. 1.

Fig. 3 is the schematic diagram of conducting terminal, plate termination electrode and circuit board in the utility model the first embodiment in Fig. 1.

Fig. 4 is the schematic diagram of plug in the utility model the first embodiment in Fig. 1.

Fig. 5 is a schematic perspective view of the power supply adaptor of the utility model the first embodiment.

Fig. 6 is another schematic perspective view of the power supply adaptor of the utility model the first embodiment.

Fig. 7 is the longitudinal sectional view of power supply adaptor in Fig. 6.

Fig. 8 is the perspective exploded view of the power supply adaptor of the utility model the second embodiment.

Wherein, Reference numeral:

100: shell

101: assembling face

110: block

111: stop surface

120: guide rail

121: last edge

122: raised line

130: earth terminal

200: conducting terminal

201: apical margin

202: connect face

210: fixed structure

310/320: the plate termination electrode

400: circuit board

410: connector

500: plug

510: guide groove

520: electroconductive elastic sheet

530: plug-in electrode

540: the ground connection conducting strip

550: grounding electrode

Embodiment

Consult Fig. 1 and Fig. 2, the first embodiment of the present utility model provides a kind of power supply adaptor, its in order to the mains supply (not shown) of pegging graft with to an electronic installation (not shown) power supply.In the present embodiment, power supply adaptor of the present utility model comprises a shell 100, two conducting terminals 200, two plate termination electrodes 310/320, a circuit board 400 and a plug 500.

The rectangular hollow housing that shell 100 is preferably made for plastics, the top of shell 100 are formed with an assembling face 101 and a block 110.Assembling face 101 preferably is a rectangle plane, and block 110 has a stop surface 111, and stop surface 111 is vertically connected at a wherein side of assembling face 101.Vertically protruded out two guide rails 120 on assembling face 101, each guide rail 120 one extends along assembling face 101 respectively point-blank, the side of guide rail 120 preferably with the marginating compartment configuration of assembling face 101.Two guide rails 120 parallel mutual arranged spaced, and its bearing of trend is preferably perpendicular to stop surface 111.Last edge 121 side direction of each guide rail 120 have protruded out raised line 122, two raised lines 122 preferably for protruding out configuration opposite to one anotherly, and each raised line all with assembling face arranged spaced.

Each conducting terminal 200 is embedded in one of them corresponding guide rail 120 by coating injection molding technique respectively, and each conducting terminal 200 protrudes out the protruding last edge 121 that is exposed to corresponding guide rail 120 of direction along guide rail 120.Conducting terminal 200 forms an apical margin 201 along protruding dew direction, and two sides of apical margin 201 form two and connect face 202.Each conducting terminal 200 preferably is provided with a fixed structure 210, and fixed structure 210 is coated interlock by guide rail 120 and whereby conducting terminal 200 is fixed in guide rail 120.In the present embodiment, fixed structure 210 is preferably for to run through a fixing hole that is opened in conducting terminal 200, and in guide rail 120 forming processes, plastics inject in fixing hole, make whereby conducting terminal 200 be fixed in guide rail 120 by fixed structure 210.

See also Fig. 1 to Fig. 3, plate termination electrode 310/320 is arranged at the inside of shell 100, and the position of each plate termination electrode 310/320 is divided should not arranging by one of them conducting terminal 200.Each plate termination electrode 310/320 is electrically connected respectively corresponding conducting terminal 200.Preferably plate termination electrode 310/320 is connected with corresponding conducting terminal 200 riveted joints.

Circuit board 400 is placed in the inside of shell 100, and this circuit board 400 contacts and be electrically connected respectively this plate termination electrode 310/320.Be provided with transformation coil and transforming circuit (not shown) on circuit board 400, so as to the electric current that provides of conversion mains supply to meet the required input current of electronic installation.An end of one of them plate termination electrode 310 connects the conducting terminal 200 corresponding with it in the present embodiment, these plate termination electrode 310 bendings and its other end extend across the rear contact circuit plate 400 of another conducting terminal 200, get whereby this plate termination electrode 310 and another conducting terminal 200 arranged spaced, two plate termination electrodes 310/320 are electrically connected respectively different conducting terminal 200.Preferably be provided with a connector 410 on circuit board 400, it pegs graft a cable (not shown) to be electrically connected electronic installation by connector 410, but the utility model is not limited to this, and circuit board 400 also can directly be electrically connected electronic installation by cable.

See also Fig. 4 to Fig. 7, plug 500 by guide rail 120 replaceables be connected in assembling face 101, offer two guide grooves 510 in the position of plug 500 corresponding aforesaid two guide rails 120.The interior profile of each guide groove 510 matches with corresponding guide rail 120 outlines, and the guide rail 120 for correspondence penetrates whereby.The raised line 122 that each guide groove 510 coats on corresponding guide rail 120 limits whereby plug 500 and can move to be assembled to shell 100 by the bearing of trend along guide rail 120 on assembling face 101.Two raised lines 122 can be the opposing configurations that protrudes out, or relatively protrude out configuration.In the present embodiment, two raised lines 122 preferably are and relatively protrude out configuration, can avoid whereby in guide groove 510 causing in order to the outer wall of the excessively contiguous plug 500 in space of accommodating raised line 122 structural weak of plug 500.All be provided with an electroconductive elastic sheet 520 in each guide groove 510, electroconductive elastic sheet 520 is in order to contact and to be electrically connected corresponding conducting terminal 200, it can contact the apical margin 201 of conducting terminal 200 or one of them connects face 202, and preferably can be convexly equipped with on electroconductive elastic sheet 520 and be provided with a plurality of salient point (not shown), contact conducting terminal 200 to guarantee its certain electric connection by salient point.Be provided with two plug-in electrodes 530 on plug 500, wherein electroconductive elastic sheet 520 configurations of correspondence respectively of each plug-in electrode 530, each plug-in electrode 530 is connected with corresponding electroconductive elastic sheet 520 riveted joints respectively, by plug-in electrode 530 grafting mains supplies with to circuit board 400 power supply, then via being supplied to electronic installation after circuit board 400 switching currents.

Consult Fig. 8, the second embodiment of the present utility model provides a kind of power supply adaptor, its in order to the mains supply of pegging graft with to an electronic installation power supply.In the present embodiment, power supply adaptor of the present utility model comprises a shell 100, two conducting terminals 200, two plate termination electrodes 310/320, a circuit board 400 and a plug 500, its structure is roughly as the first embodiment, and the present embodiment and the first embodiment something in common repeat no more in this.The present embodiment and the first embodiment difference are as described later.

Shell 100 separately is provided with an earth terminal 130, the ground connection conducting strip 540 that plug 500 separately is provided with a grounding electrode 550 and is electrically connected grounding electrode 550, in the present embodiment, earth terminal 130 is located on assembling face 101 and is electrically connected circuit board 400, but the utility model is not limited to this, and for example earth terminal 130 also can be located on stop surface.Grounding electrode 550 in order to the mains supply of pegging graft with the use as ground connection.Earth terminal 130 contacts and is electrically connected ground connection conducting strip 540, so as to being electrically connected grounding electrode 550.

Power supply adaptor of the present utility model, its plug 500 is connected on housing 100 by the guide rail 120 of its guide groove 510 collocation housings 100, and is provided with electroconductive elastic sheet 520 in the guide groove 510 of plug 500 to be electrically connected the conducting terminal 200 on guide rail 120.Therefore it is applied widely, assembling is convenient, and saves the structure of cable, is easy to carry about with one therefore volume is small and light.

Certainly; the utility model also can have other various embodiments; in the situation that do not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the utility model claim.

Claims

1. a power supply adaptor, is characterized in that, comprises:

One shell, this shell has an assembling face, protrudes out two guide rails of arranged spaced on this assembling face, and this guide rail extends this assembling face in parallel to each other;

Two conducting terminals, each this conducting terminal are embedded in this guide rail wherein and protrude out protruding this guide rail that is exposed to of direction along this guide rail; And

One plug, be arranged at this assembling face, this plug has two guide grooves, the interior profile of this guide groove matches with the outline of this guide rail, be provided with an electroconductive elastic sheet in each this guide groove, respectively this guide rail penetrates respectively wherein this guide groove, and respectively this conducting terminal contacts respectively and be electrically connected this corresponding electroconductive elastic sheet.

2. power supply adaptor according to claim 1, it is characterized in that, more comprise two plate termination electrodes, be arranged at the inside of this shell, respectively this plate termination electrode is electrically connected respectively wherein this conducting terminal, the inside of this shell is equipped with a circuit board, and this circuit board contacts and be electrically connected this plate termination electrode.

3. power supply adaptor according to claim 1, is characterized in that, this conducting terminal is provided with a fixed structure, and this fixed structure is coated interlock by this guide rail.

4. power supply adaptor according to claim 3, is characterized in that, this fixed structure is a fixing hole.

5. power supply adaptor according to claim 1, is characterized in that, each this conducting terminal forms an apical margin along protruding dew direction, this corresponding electroconductive elastic sheet of this apical margin contact.

6. power supply adaptor according to claim 1, is characterized in that, this conducting terminal connects face along two sides formation two of protruding dew direction, and one of them connects this corresponding electroconductive elastic sheet of face contact.

7. power supply adaptor according to claim 1, is characterized in that, this shell is provided with an earth terminal, and this plug is provided with a ground connection conducting strip, and this earth terminal contacts and be electrically connected this ground connection conducting strip.

8. power supply adaptor according to claim 1, is characterized in that, each this rail-sides is to having protruded out a raised line, and this two raised line is to protrude out configuration opposite to one anotherly, each this raised line and this assembling face arranged spaced.

9. power supply adaptor according to claim 1, is characterized in that, the marginating compartment configuration of the side of each this guide rail and this assembling face.

10. power supply adaptor according to claim 1, is characterized in that, this plug is to being provided with two plug-in electrodes by electroconductive elastic sheet, and each this plug-in electrode is connected with this corresponding electroconductive elastic sheet riveted joint.