CN202737204U

CN202737204U - Power supply adapter

Info

Publication number: CN202737204U
Application number: CN 201220381223
Authority: CN
Inventors: 赵威胜; 铃木敦
Original assignee: Field Village Science And Technology Co Ltd
Current assignee: Field Village Science And Technology Co Ltd
Priority date: 2012-08-02
Filing date: 2012-08-02
Publication date: 2013-02-13
Anticipated expiration: 2022-08-02

Abstract

The present utility model relates to a power supply adapter. A detachable plug is arranged on a body, at least one buckle groove passes through the body, the plug is provided with a bottom shell and a top shell which are mutually combined, an assembling stand and a pin member are accommodated inside an internal space formed by the bottom shell and the top shell, the assembling stand is provided with at least one elastic force arm, the pin member can be pivotally arranged on the assembling stand, the pin member is provided with two pins and at least one cam, the cam is adjacent to the elastic force arm, the pins can be protruded outside the top shell for use through pivoting the pin member, the elastic force arm will be pushed by the cam of the pin member, the elastic force arm is protruded outside the bottom shell and buckled inside the buckle groove of the body, thus the plug can be stably positioned on the body, mutual separating or rotating and other problems can be avoided, and electricity using safety can be ensured.

Description

Power supply adaptor

Technical field

The utility model relates to a kind of power supply adaptor, particularly a kind of power supply adaptor that makes the plug strong fix.

Background technology

Power supply adaptor is used for providing electric equipment products required power supply, electric equipment products are turned round, the power supply adaptor of prior art, its primary structure is to be provided with a pluggable plug at a body, the inside of this body is provided with electronic component, this plug is provided with two pins, this pin is the electronic component that is electrically connected on body, during use, the pin of plug is plugged in the socket, make power supply input to body interior by pin, and via electronic component the power supply of input is given transformation and rectification, and and then convert the required power supply of electric equipment products to, be arranged on the body by plug is pluggable in addition, electric equipment products provide the user to change the plug of corresponding specification according to the socket specification in country variant or area, so can can't not obtain power supply because of plug and socket off-gauge.

Yet, described power supply adaptor has following shortcoming when reality is used: owing to do not design any fixed structure between plug and the body, cause plug and body quite easily because external force is separated from each other, and then cause the doubt on the Electrical Safety, necessity that therefore, further improvement is arranged.

The utility model content

In view of the shortcoming of described prior art, the purpose of this utility model is to provide a kind of power supply adaptor, and the elasticity arm by plug is snapped in the catching groove of body, makes can firmly be connected between plug and the body and can not be separated from each other.

For reaching described purpose, the power supply adaptor that the utility model is designed, it includes a body and a plug, and wherein: this body is provided with at least one catching groove; This plug is dismountable to be arranged on the body, this plug is provided with a drain pan, one top shell, one assembling stand and a pin spare, this drain pan and this top shell mutually combine and are formed with an inner space, be equipped with this assembling stand and this pin spare in this inner space, this assembling stand is provided with at least one elasticity arm, this pin spare is pivotable to be arranged on this assembling stand, this pin spare is provided with two pins and at least one cam, this cam is adjacent to this elasticity arm, this pivot pin spare can push against this elasticity arm with moving cam is snapped in the catching groove of body the elasticity arm projection, or the release elasticity arm makes elasticity arm be away from the catching groove of body.

Described power supply adaptor, wherein: run through at least one shrinkage pool that is provided with corresponding to the catching groove of this body on this drain pan; This assembling stand has a pedestal, one end of this pedestal has extended to form a body of rod, projection has at least one T shape elasticity arm on this body of rod, this elasticity arm be provided with a linking arm and be connected with this linking arm free end one fasten arm, this fastens arm and is formed with the first side and the second side, and this second side is placed in the shrinkage pool of this drain pan; This pin spare has a pivot, this pivot is provided with this cam, the ring side of cam is adjacent to first side that fastens arm of this elasticity arm, the ring side of cam is formed with an ejection part and a release section, and this ejection part is longer than this release section with respect to the radial distance in the axle center of pivot with respect to the radial distance in the axle center of pivot.

Described power supply adaptor, wherein: this top shell is provided with two elongated slots, and an end of this two elongated slot is the open end, and the other end is blind end, and this blind end runs through and is provided with the pilot hole that is communicated in this top shell inside; The pedestal of this assembling stand is provided with a pivot channel and is positioned at two assembling blocks at these pivot channel two ends, and each assembling block is provided with a pin groove, and this assembling stand is arranged on the drain pan, and the engaging of two assembling blocks is arranged in two pilot holes of top shell; The pivot of this pin spare is provided with this two pin, this each pin has an inserted terminal and a hub switch side, the hub switch side of two pins is connected with the two ends of pivot, this pin spare is arranged on the pedestal of assembling stand, make pivot pivotable between the pivot channel and top shell of pedestal, the hub switch side of this two pin is pivotable be arranged in pedestal assembling block two pin grooves and be placed in two elongated slots of top shell, pivot pin spare can make pin be stretched on the outside of top shell or be contained in the elongated slot of top shell.

Described power supply adaptor, wherein: this body is provided with two conductive pins; The pin groove of two assembling blocks of this assembling stand runs through respectively and is provided with a slotted eye, the interval is installed with two electric-conductors on the pedestal of this assembling stand, each electric-conductor has an interconnective contact chip and a contact sleeve pipe, the contact chip correspondence of two electric-conductors is positioned at an end place of the slotted eye of two assembling blocks, and the outside that the contact sleeve pipe box of two electric-conductors is located at conductive pin forms electrical connection; The hub switch side of two pins of this pin spare respectively projection is provided with a contact block, and this two contact block movably is placed in the slotted eye of two pin grooves of assembling stand, and this pin spare that pivots can make the contact block contact or be away from the contact chip of electric-conductor.

Described power supply adaptor, wherein: be formed with a tank on this body, an end of this tank runs through and is provided with this catching groove, and other end projection is provided with a reference column, is concaved with a slot in this reference column, is provided with this two conductive pin in this slot; This drain pan is formed with an insertion section, is concaved with certain position groove in this insertion section, is provided with an engaging post in this location notch, and this engaging post runs through the perforation that is provided with corresponding to this conductive pin; Two contact sleeve pipes of this assembling stand are corresponding to two perforations of this drain pan; This plug is plugged in the tank of body with the insertion section of drain pan, make the location notch of drain pan be set in the outside of the reference column of body, the engaging post of this drain pan is contained in the slot of body, and the conductive pin of body is through the perforation of drain pan, and the outside that makes the contact sleeve pipe can be sheathed on conductive pin forms and is electrically connected.

Described power supply adaptor, wherein: the tank of this body has a diapire and a U-shaped sidewall, and this diapire is provided with this catching groove and this reference column; The medial surface of this drain pan and adjacent this insertion section peripheral region are formed with a U-shaped flange, and this U-shaped flange fits in the ora terminalis of the U-shaped sidewall of this body.

Described power supply adaptor, wherein: the medial surface projection of this drain pan has a plurality of support columns; Projection has a resisting block on the body of rod of this assembling stand, and this assembling stand is arranged at the medial surface of this drain pan, makes the support column of drain pan be resisted against the medial surface of assembling stand, and the resisting block of assembling stand is resisted against the medial surface of drain pan.

Described power supply adaptor, wherein: the diapire interval of the tank of this body is run through and is provided with two catching grooves; The interval is run through and is provided with two shrinkage pools on this drain pan; The middle section projection of the body of rod of this assembling stand has this resisting block, and there is an elasticity arm at the two ends of the body of rod of this assembling stand respectively projection; The both ends of the surface of the pivot of this pin spare are respectively equipped with a cam.

Described power supply adaptor, wherein two pins of this pin spare are two lamellar bodies that are parallel to each other, two pins meet the NEMA1-15 specification.

Described power supply adaptor, wherein the overall appearance of this plug and this body is a cuboid.

Power supply adaptor provided by the utility model, the advantage that can obtain and effect are improved and are included at least:

Operate this pin spare pivot can make pin be stretched on this top shell outside for the elongated slot that uses or be accommodated in top shell to save the space, when pivot pin spare makes pin be stretched on the top shell outside, the cam of pin spare can push against elasticity arm, it is outside and be snapped in the catching groove of body to make elasticity arm be stretched on drain pan, with this plug with strong fix on body and can not be separated from each other or the problem such as rotation, and then can guarantee Electrical Safety; When reverse pivot pin spare made pin be accommodated in the elongated slot of top shell, the cam of pin spare no longer pushed against elasticity arm, made elasticity arm obtain to discharge and the catching groove of disengaging body, plug can be separated the plug that is beneficial to change other specifications on body with this.

Description of drawings

Fig. 1 is stereo appearance figure of the present utility model.

Fig. 2 is exploded view of the present utility model.

Fig. 3 and Fig. 4 are plug exploded views of the present utility model.

Fig. 5 is front view of the present utility model.

Fig. 6 is the A-A profile of Fig. 5.

Fig. 7 is the B-B profile of Fig. 5.

Fig. 8 is use state part sectioned view of the present utility model.

The drawing reference numeral explanation:

10 bodies, 11 tanks

111 diapire 112U shape sidewalls

113 catching grooves, 114 reference columns

115 slots, 116 conductive pins

20 plugs, 21 drain pans

211 insertion sections, 212 location notchs

213 engaging posts, 214 perforations

215 support column 216U shape flanges

217 shrinkage pools, 22 top shells

221 elongated slots, 222 pilot holes

23 assembling stands, 231 pedestals

232 pivot channels, 233 assembling blocks

234 pin grooves, 235 slotted eyes

236 bodies of rod, 237 resisting blocks

238 elasticity arms, 2381 linking arms

2382 fasten arm 2,383 first sides

2,384 second sides, 239 electric-conductors

2391 contact chips, 2392 contact sleeve pipes

24 pin spares, 241 pivots

242 pins, 2421 inserted terminals

2422 hub switch sides, 2423 contact blocks

243 cams, 2431 ejection parts

2432 release sections

Embodiment

Below cooperate accompanying drawing and preferred embodiment of the present utility model, further setting forth the utility model is to reach the technological means that predetermined utility model purpose is taked.

See also Figure 1 and Figure 2, power supply adaptor of the present utility model includes a body 10 and a plug 20, wherein:

This body 10 is a ducted body, its inside is provided with the electronic component (not shown), be formed with a tank 11 on this body 10, this tank 11 has a diapire 111 and a U-shaped sidewall 112, one end of this diapire 111 runs through and is provided with at least one catching groove 113, and the other end is provided with a reference column 114 towards outside projection, is concaved with a slot 115 in this reference column 114, be provided with two conductive pins 116 in this slot 115, this two conductive pin 116 is with the electronic component of body 10 inside and is electrically connected;

See also Fig. 3 and shown in Figure 4, this plug 20 is provided with a drain pan 21, one top shell 22, one assembling stand 23 and a pin spare 24, this drain pan 21 and this top shell 22 mutually combine and are formed with an inner space, be equipped with this assembling stand 23 and this pin spare 24 in this inner space, this drain pan 21 has a lateral surface and a medial surface, the lateral surface of drain pan 21 is formed with an insertion section 211, be concaved with certain position groove 212 in this insertion section 211, be provided with an engaging post 213 in this location notch 212, this engaging post 213 runs through the perforation 214 that is provided with corresponding to conductive pin 116, the shape of location notch 212 matches with the profile of the reference column 114 of body 10, the profile of engaging post 213 matches with the shape of the slot 115 of body 10, the medial surface projection of drain pan 21 has a plurality of support columns 215, medial surface and adjacent insertion section 211 peripheral regions at drain pan 21 are formed with a U-shaped flange 216, run through at least one shrinkage pool 217 that is provided with corresponding to the catching groove 113 of body 10 at drain pan 21 again;

This top shell 22 has a lateral surface and a medial surface, be concaved with two elongated slots 221 in the lateral surface of top shell 22, one end of this two elongated slot 221 is the open end, and the other end is blind end, and this blind end runs through and is provided with the pilot hole 222 (as shown in Figure 7) that is communicated in top shell 22 inside;

This assembling stand 23 has a pedestal 231, this pedestal 231 has a lateral surface and a medial surface, be concaved with a pivot channel 232 in the lateral surface of pedestal 231 and be formed with two assembling blocks 233, this two assembling block 233 lays respectively at the two ends of this pivot channel 232, be concaved with a pin groove 234 in each assembling block 233, this pin groove 234 runs through and is provided with a slotted eye 235, these slotted eye 235 1 ends are the open end, the other end is blind end, and an end of pedestal 231 has extended to form a body of rod 236, projection has a resisting block 237 and at least one T shape elasticity arm 238 on this body of rod 236, this elasticity arm 238 be provided with a linking arm 2381 and be connected with these linking arm 2381 free ends one fasten arm 2382, this fastens arm 2382 and has extended to form respectively the first side 2383 and the second side 2384 towards linking arm 2381 both sides, the medial surface interval of pedestal 231 is installed with two electric-conductors 239, each electric-conductor 239 has a contact chip 2391 and a contact sleeve pipe 2392, this contact chip 2391 is connected with an end of this contact sleeve pipe 2392, contact chip 2391 correspondences of two electric-conductors 239 are positioned at the blind end place of the slotted eye 235 of two assembling blocks 233, please cooperate and consult Fig. 5 to shown in Figure 7, this assembling stand 23 is arranged at the medial surface of drain pan 21, make the other end of contact sleeve pipe 2392 of two electric-conductors 239 corresponding to two perforations 214 of drain pan 21, the support column 215 of drain pan 21 is resisted against the medial surface of assembling stand 23, the resisting block 237 of assembling stand 23 is resisted against the medial surface of drain pan 21, second side 2384 that fastens arm 2382 of elasticity arm 238 is placed in the shrinkage pool 217 of drain pan 21, and assembling block 233 engagings of assembling stand 23 are arranged in the pilot hole 222 of top shell 22;

This pin spare 24 has a pivot 241, this pivot 241 is provided with two pins 242 and at least one cam 243, this two pin 242 designs according to different size, each pin 242 has an inserted terminal 2421 and a hub switch side 2422, the hub switch side 2422 of two pins 242 is connected with the two ends of pivot 241, and hub switch side 2422 projections of each pin 242 are provided with a contact block 2423, the ring side of this cam 243 is formed with an ejection part 2431 and a release section 2432, this ejection part 2431 is longer than this release section 2432 with respect to the radial distance in the axle center of pivot 241 with respect to the radial distance in the axle center of pivot 241, this pin spare 24 is arranged on the pedestal 231 of assembling stand 23, make pivot 241 pivotable between the pivot channel 232 and top shell 22 of pedestal 231, the hub switch side 2422 of two pins 242 is pivotable be arranged in pedestal 231 assembling block 233 two pin grooves 234 and be placed in two elongated slots 221 of top shell 22, the contact block 2423 of two pins 242 movably is placed in the slotted eye 235 of two pin grooves 234, the ring side of cam 243 is adjacent to the first side 2383 of the elasticity arm 238 of assembling stand 23, pivot pin spare 24 can make pin 242 be stretched on the outside of top shell 22 or be contained in the elongated slot 221 of top shell 22, and can make contact block 2423 contact or be away from the contact chip 2391 of electric-conductor 239, and when pin 242 was contained in the elongated slot 221 of top shell 22, the end nipple of the inserted terminal 2421 of pin 242 was for the open end (as shown in Figure 8) of elongated slot 221.

See also Fig. 2 to shown in Figure 4, these plug 20 dismountable being arranged on the body 10, insertion section 211 with drain pan 21 is plugged in the tank 11 of body 10, make the U-shaped flange 216 of drain pan 21 fit in the ora terminalis of the U-shaped sidewall 112 of body 10, the location notch 212 of drain pan 21 is set in the outside of the reference column 114 of body 10, the engaging post 213 of drain pan 21 is contained in the slot 115 of body 10, and the conductive pin 116 of body 10 is through the perforation 214 of drain pan 21, and the outside that makes contact sleeve pipe 2392 can be sheathed on conductive pin 116 forms and is electrically connected;

Shown in specific embodiment in, diapire 111 intervals of the tank 11 of this body 10 are run through and are provided with two catching grooves 113, the interval is run through and is provided with two shrinkage pools 217 on this drain pan 21, the middle section projection of the body of rod 236 of this assembling stand 23 has this resisting block 237, there is an elasticity arm 238 at the two ends of the body of rod 236 of this assembling stand 23 respectively projection, the both ends of the surface of the pivot 241 of this pin spare 24 are respectively equipped with a cam 243, two lamellar bodies of two pins 242 for being parallel to each other of this pin spare 24, two pins 242 meet NEMA 1-15 specification, when plug 20 was arranged at body 10, plug 20 was a cuboid with the overall appearance of body 10 again.

See also Figure 6 and Figure 7, when wish operation pin 242 is plugged in socket, the application of force promotes the end of the inserted terminal 2421 of pin 242, pin spare 24 is pivoted with respect to assembling stand 23, when the side of the hub switch side 2422 of pin 242 supports the end face that bumps at the blind end of the elongated slot 221 of top shell 22, namely pivot and finish, at this moment, pin 242 is stretched on the outside of top shell 22 for being plugged in the socket, the contact block 2423 of pin 242 is contacted with the contact chip 2391 of electric-conductor 239, and then power supply can pass through pin 242, electric-conductor 239 and conductive pin 116 input to the electronic component of body 10 inside, and via electronic component with the input power supply convert the required power supply of electric equipment products to, and when operation pin spare 24 pivots, cam 243 can be driven and with it with respect to the radial distance of pivot 241 first side 2383 that fastens arm 2382 of long ejection part 2431 ejection elasticity arms 238, elasticity arm 238 is pivoted with respect to pivot 241 by the elastic properties of materials of self, and then second side 2384 that fastens arm 2382 of elasticity arm 238 can be stretched on the shrinkage pool 217 of drain pan 21 outside and be snapped in the catching groove 113 of body 10, with this, consist of locking between plug 20 and the body 10, to guarantee firm being positioned on the body 10 and can not being separated from each other or the problem such as rotation of plug 20.

See also shown in Figure 8, when wish is changed the plug 20 of different size, the application of force pin spare 24 that oppositely pivots, pin 242 is contained in the elongated slot 221 of top shell 22 to save accommodation space, and when operation pin spare 24 oppositely pivots, cam 243 can be driven and contact with its release section 2432 short with respect to the radial distance of pivot 241 first side 2383 that fastens arm 2382 of elasticity arms 238, and then elasticity arm 238 obtains to discharge and reset, second side 2384 that fastens arm 2382 of elasticity arm 238 is away from the catching groove 113 of body 10, with this, unlock between plug 20 and the body 10, plug 20 can be detached in body 10 to change operation.

The above only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet be not to limit the utility model, any those skilled in the art, in the scope that does not break away from technical solutions of the utility model, should utilize the technology contents of above-mentioned announcement to make a little change or be modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, any simple modification that foundation technical spirit of the present utility model is done above embodiment, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.

Claims

1. a power supply adaptor includes a body and a plug, it is characterized in that:

This body is provided with at least one catching groove;

This plug is dismountable to be arranged on the body, this plug is provided with a drain pan, one top shell, one assembling stand and a pin spare, this drain pan and this top shell mutually combine and are formed with an inner space, be equipped with this assembling stand and this pin spare in this inner space, this assembling stand is provided with at least one elasticity arm, this pin spare is pivotable to be arranged on this assembling stand, this pin spare is provided with two pins and at least one cam, this cam is adjacent to this elasticity arm, this pivot pin spare can push against this elasticity arm with moving cam is snapped in the catching groove of body the elasticity arm projection, or the release elasticity arm makes elasticity arm be away from the catching groove of body.

2. power supply adaptor according to claim 1 is characterized in that:

Run through at least one shrinkage pool that is provided with corresponding to the catching groove of this body on this drain pan;

This assembling stand has a pedestal, one end of this pedestal has extended to form a body of rod, projection has at least one T shape elasticity arm on this body of rod, this elasticity arm be provided with a linking arm and be connected with this linking arm free end one fasten arm, this fastens arm and is formed with the first side and the second side, and this second side is placed in the shrinkage pool of this drain pan;

This pin spare has a pivot, this pivot is provided with this cam, the ring side of cam is adjacent to first side that fastens arm of this elasticity arm, the ring side of cam is formed with an ejection part and a release section, and this ejection part is longer than this release section with respect to the radial distance in the axle center of pivot with respect to the radial distance in the axle center of pivot.

3. power supply adaptor according to claim 2 is characterized in that:

This top shell is provided with two elongated slots, and an end of this two elongated slot is the open end, and the other end is blind end, and this blind end runs through and is provided with the pilot hole that is communicated in this top shell inside;

The pedestal of this assembling stand is provided with a pivot channel and is positioned at two assembling blocks at these pivot channel two ends, and each assembling block is provided with a pin groove, and this assembling stand is arranged on the drain pan, and the engaging of two assembling blocks is arranged in two pilot holes of top shell;

The pivot of this pin spare is provided with this two pin, each pin has an inserted terminal and a hub switch side, the hub switch side of this two pin is connected with the two ends of pivot, this pin spare is arranged on the pedestal of this assembling stand, make pivot pivotable between the pivot channel and top shell of pedestal, the hub switch side of this two pin is pivotable be arranged in pedestal assembling block two pin grooves and be placed in two elongated slots of top shell, pivot pin spare can make pin be stretched on the outside of top shell or be contained in the elongated slot of top shell.

4. power supply adaptor according to claim 3 is characterized in that:

This body is provided with two conductive pins;

The pin groove of two assembling blocks of this assembling stand runs through respectively and is provided with a slotted eye, the interval is installed with two electric-conductors on the pedestal of this assembling stand, each electric-conductor has an interconnective contact chip and a contact sleeve pipe, the contact chip correspondence of two electric-conductors is positioned at an end place of the slotted eye of two assembling blocks, and the outside that the contact sleeve pipe box of two electric-conductors is located at conductive pin forms electrical connection;

The hub switch side of two pins of this pin spare respectively projection is provided with a contact block, and this two contact block movably is placed in the slotted eye of two pin grooves of assembling stand, and this pin spare that pivots can make the contact block contact or be away from the contact chip of electric-conductor.

5. power supply adaptor according to claim 4 is characterized in that:

Be formed with a tank on this body, an end of this tank runs through and is provided with this catching groove, and other end projection is provided with a reference column, is concaved with a slot in this reference column, is provided with this two conductive pin in this slot;

This drain pan is formed with an insertion section, is concaved with certain position groove in this insertion section, is provided with an engaging post in this location notch, and this engaging post runs through the perforation that is provided with corresponding to this conductive pin;

Two contact sleeve pipes of this assembling stand are corresponding to two perforations of this drain pan;

This plug is plugged in the tank of body with the insertion section of drain pan, make the location notch of drain pan be set in the outside of the reference column of body, the engaging post of this drain pan is contained in the slot of body, and the conductive pin of body is through the perforation of drain pan, and the outside that makes the contact sleeve pipe can be sheathed on conductive pin forms and is electrically connected.

6. power supply adaptor according to claim 5 is characterized in that:

The tank of this body has a diapire and a U-shaped sidewall, and this diapire is provided with this catching groove and this reference column;

The medial surface of this drain pan and adjacent this insertion section peripheral region are formed with a U-shaped flange, and this U-shaped flange fits in the ora terminalis of the U-shaped sidewall of this body.

7. power supply adaptor according to claim 6 is characterized in that:

The medial surface projection of this drain pan has a plurality of support columns;

Projection has a resisting block on the body of rod of this assembling stand, and this assembling stand is arranged at the medial surface of this drain pan, makes the support column of drain pan be resisted against the medial surface of assembling stand, and the resisting block of assembling stand is resisted against the medial surface of drain pan.

8. power supply adaptor according to claim 7 is characterized in that:

The diapire interval of the tank of this body is run through and is provided with two catching grooves;

The interval is run through and is provided with two shrinkage pools on this drain pan;

The middle section projection of the body of rod of this assembling stand has this resisting block, and there is an elasticity arm at the two ends of the body of rod of this assembling stand respectively projection;

The both ends of the surface of the pivot of this pin spare are respectively equipped with a cam.

9. each described power supply adaptor in 8 according to claim 1 is characterized in that two pins of this pin spare are two lamellar bodies that are parallel to each other, and two pins meet NEMA 1-15 specification.

10. power supply adaptor according to claim 9 is characterized in that, the overall appearance of this plug and this body is a cuboid.