CN209119425U - Power adapter protective device and power adapter with it - Google Patents

Abstract

The utility model discloses a kind of power adapter protective device and with its power adapter; active latch including three slidably loaded on the corresponding three kinds of pin hole sites of case inside; the active latch can move between the position that corresponding pin holes are at least partly blocked and separated and (no longer block corresponding pin holes); when one of pin stretches out corresponding pin holes, active latch can directly or indirectly be pushed to be moved to the position at least partly blocking other two kinds of pin holes.When one of pin stretches out pin holes, pin root will limit active latch after releasing mobile, while limit the stretching of other pins, improve the Electrical Safety of power adapter, this protective device structure is simple, suitable production easy for installation.

Description

Power adapter protective device and power adapter with it

Technical field

The utility model relates to appliance field, in particular to a kind of power adapter protective device and the power supply with it turn Parallel operation.

Background technique

, cannot be general because the pin receptacle specification of various countries is different, if desired insert the prongs within the unmatched socket of specification In, then it needs to pass through power adapter.Power adapter is a kind of adapter tool, in use, power adapter is inserted into target Socket, target pin, which is then inserted into socket aperture matching on power adapter, can realize conversion.Power supply conversion The appearance of device improve people it is outgoing when simplicity, but existing power supply converter, positive and negative anodes intersect uses, and electricity consumption is pacified Full property is low.Especially for press-button type power adapter, when the pop-up of a certain pin, it is possible to which other pins pop up simultaneously, have The danger of potential electric shock, electrical safety are low.Existing protective device is typically provided spring, and structure is complex, and for a long time Using can spring failure, lead to defective socket, assemble in production relatively complicated, reduce production efficiency.

Utility model content

The main purpose of the utility model is to propose a kind of power adapter protective device and the power adapter with it, It is intended to improve the safety of power adapter, keeps structure simpler, use and install and is more convenient.

To achieve the above object, the utility model proposes a kind of power adapter protective device, including three slidably fill Active latch in the corresponding three kinds of pin hole sites of case inside, the active latch can at least partly hide by corresponding pin holes It is moved between gear and isolated position, it, can directly or indirectly promotion activity when one of pin stretches out corresponding pin holes Block piece is moved to the position at least partly blocking other two kinds of pin holes.

The utility model also proposes a kind of power adapter, including power adapter main body and power supply are walked around parallel operation protection Device, power supply parallel operation protective device of walking around is that above-mentioned power supply is walked around parallel operation protective device.

Technical solutions of the utility model are provided with corresponding active latch in three kinds of pin holes, when one of pin is stretched Active latch can be directly or indirectly pushed out, other active latch is made to be moved to the position that other two kinds of pin holes are blocked, pin Root will limit the movement of active block stop, stretch out other two kinds of pins can not, this configuration has improved the use of power adapter Electric safety, and it is more durable, structure is simple, is suitble to production and processing.

Detailed description of the invention

Fig. 1 is that the utility model power adapter removes the stereoscopic schematic diagram after shell side plate；

Fig. 2 is stereoscopic schematic diagram after the utility model disengaging section shell；

Fig. 3 is that the utility model pin and active latch cooperate schematic diagram one；

Fig. 4 is that the utility model pin and active latch cooperate schematic diagram two；

Fig. 5 is that the utility model shell and active blade cooperate schematic diagram one；

Fig. 6 is that the utility model shell and active blade cooperate schematic diagram two.

Specific embodiment

Below in conjunction with attached drawing, the technical scheme in the utility model embodiment is clearly and completely described, shows So, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.It is practical based on this Embodiment in novel, every other reality obtained by those of ordinary skill in the art without making creative efforts Example is applied, is fallen within the protection scope of the utility model.

It is to be appreciated that if related in the utility model embodiment directionality instruction (such as up, down, left, right, before and after, Top, bottom, inside and outside, vertical, transverse direction, longitudinal direction, counterclockwise, clockwise, circumferentially, radially, axially ...), then directionality indicates only For explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if When the particular pose changes, then directionality instruction also correspondingly changes correspondingly.

In addition, if relating to the description of " first " or " second " etc. in the utility model embodiment, should " first " or The description of person " second " etc. is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated The quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can explicitly or implicitly include to Few this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be common with this field Based on technical staff can be realized, this skill will be understood that when the combination of technical solution appearance is conflicting or cannot achieve The combination of art scheme is not present, also not within the protection scope of the requires of the utility model.

The utility model proposes a kind of power adapter protective devices.

In the utility model embodiment, as shown in Figures 1 to 6, which includes three and slidably fills The active latch of corresponding three kinds of pin hole sites on the inside of shell 1, the active latch can by corresponding pin holes at least partly It is moved between the position blocked and separated and (no longer block corresponding pin holes), when one of pin stretches out corresponding pin holes When, it can directly or indirectly push active latch to be moved to the position at least partly blocking other two kinds of pin holes.Pass through three Kind pin holes are provided with corresponding active latch, and when one of pin stretches out pin holes, meeting directly or indirectly pushes opposite The active latch answered makes active latch be moved to the position of other two pin holes partial occlusion, limits the stretching of other pins and inserts Foot hole improves the Electrical Safety of power adapter, and this structure is simple through this structure, is suitble to production, is pushed by physics Protective effect can be completed, improve service life.It should be noted that three active latch, three kinds of pin holes and three kinds are inserted Position between foot can be replaced mutually, and have no effect on the effect of the protective device,

In one embodiment, three kinds of pin holes are respectively opened in the Europe rule pin holes 21 of shell, English rule are inserted Foot hole 22 and U.S. rule pin holes 23, in the present embodiment, English rule pin holes 22 are located at Europe rule pin holes 21 and U.S. rule pin holes 23 Between, Europe rule pin holes 21 are located above, U.S. rule pin holes 23；It is of course also possible to consider that U.S. rule pin holes 23 are located above, Europe Rule pin holes 21 are located below, and three kinds of pins are respectively to be loaded on 1 inside of shell and advise pin holes with Europe rule pin holes 21, English respectively 22 advise pin 32 and U.S. rule pin 33 with the U.S. rule corresponding Europe of pin holes 23 rule pin 31, English, and pin 31 is advised in Europe, English advises pin 32 With U.S. rule pin 33 can respectively through corresponding Europe rule pin holes 21, English rule pin holes 22 and U.S. rule pin holes 23 stretch out shell and It retracts and is moved between the position of shell；Three active latch are respectively to be loaded on the inside of shell 1 to correspond to Europe rule pin 31, English rule pin 32 advise the first active latch 41 of the position of pin 33, the second active latch 42 and third active latch 43, the second activity with beauty Block piece 42 is between the first active latch 41 and third active latch 43.Because three kinds of pin specifications and shape are different, pass through The position adjustment of corresponding pin and pin holes, so that active latch installation is more convenient and production technology is simpler.

Specifically, first active latch 41 includes the first active latch main body 411 and from the first active latch master Outwardly extending first stopper 412 in 411 two sides of body；Second active latch 42 include the second active latch main body 421 and From outwardly extending second stopper 423 in 421 two sides of the second active latch main body；Third active latch and the second stopper 423 are opposite, First active latch main body 411 can drive its first stopper 412 that 21 partial occlusion of pin holes is advised in Europe and advise pin holes with Europe 21 separate and push the second active latch 42 to its second stopper 423 that will move between the position of English rule 22 partial occlusion of pin holes Dynamic, the second active latch main body 421 can drive the second stopper 423 that English is advised 22 partial occlusion of pin holes and by third activity Block piece 43 be pushed into partial occlusion U.S. rule pin holes 23 and separated with English rule pin holes 22 and by the first active latch 41 be pushed into its One stopper 412 will move between the position of U.S. rule 23 partial occlusion of pin holes, and the third active latch 43 can be inserted by U.S. rule 23 partial occlusion of foot hole and with U.S. rule pin holes 23 separate and by the second active latch 42 by the first active latch 41 be pushed by It is moved between the position of Europe rule 21 partial occlusion of pin holes, when third active latch 43 is separated with U.S. rule pin holes 23 and passes through the When two active latch 42 are pushed into the first active latch 41 that the position of 21 partial occlusion of pin holes is advised in Europe, third active latch 43 By English rule pin holes 22 also partial occlusion.By the position of corresponding pin and pin holes install so that active latch using and Material is more saved in design, makes mutually to push between active latch more simple, and active latch is limited by pin root Movement.Should illustrate it is that the first active latch 41 and the second active latch 42 can be integrally formed under certain design, the Three active latch 43 are constant, and the stopper of integrated block piece can be advised in partial occlusion and separation (no longer blocking corresponding pin holes) Europe It is moved between pin holes 21 and the position of English rule pin holes 22.

More specifically, the first stopper 412, which advises the surface of pin 31, the second stopper 423 towards Europe, advises pin 32 towards English The table of pin 33 is advised on surface, third active latch 43 towards the surface of English rule pin 32 and third active latch 43 towards beauty Face is inclined surface, forms wedge shape.By the design of active latch inclined surface, so that pin release is more convenient.

In the utility model embodiment, the one end of the second active latch main body 421 far from the first active latch 41 is in wedge Beauty can advised pin holes with the second active latch main body 421 by the wedge shape part 422 of shape, the second active latch main body 421 Between 23 partial occlusions and isolated position.By the design of wedge shape part 422, the cooperation of active latch can be made simpler It is single, equally reach when a pin stretches out, limits other two kinds of pins and stretch out.Should illustrate when, in specific design, Wedge shape part 422 can not be designed, third active latch 43 is designed as two block piece partial occlusion left and right pins holes, passes through wedge Material is also more saved in the design of shape 422 in production.

In the utility model embodiment, the first active latch 41 be located at Europe rule pin mounting shell 5 and fixed lid 51 it Between, the first active latch main body 411 is equipped with guide runner 413 backwards to one section for fixing lid 51, and pin mounting shell 5 is advised in the Europe Guide block 52 equipped with pluggable guide runner 413, the region that the shell wall of Europe rule pin mounting shell 5 is opposite with the second active latch 42 are opened Equipped with through-hole 54, the first active latch main body 411 is being stretched out simultaneously by the cooperation via through holes 54 of guide runner 413 and guide block 52 Push the second active latch 42 that English is advised 22 partial occlusion of pin holes and is pushed into retract Europe rule pin peace by the second active latch 42 It fills and is moved between the position of shell 5.Make the first active latch 41 be mounted on Europe by the design of through-hole 54 to advise in pin mounting shell 5, Also it can mutually be pushed with the second active latch 42.

In the utility model embodiment, Europe advises 5 inside two sides of pin mounting shell and is equipped with card convex 55, and the fixed lid 51 is set There is the card hole 56 cooperated with card convex 55, fixed lid 51 presses when the first active latch 41 is installed in the rule pin mounting shell 5 of Europe Enter in the rule pin mounting shell 5 of Europe, card convex 55 and the interference fit of card hole 56 keep Europe rule pin mounting shell 5 and fixed lid 51 fixed.It is logical Interference fit is installed on the first active latch 41 in the rule pin mounting shell 5 of Europe, and structure is simple, easy for installation.

In the utility model embodiment, the second active latch 42 and third active latch 43 are located at the medial surface of shell 1 Between installation lid 6, inwardly (inwardly finger here is vertical towards housing central section for the English rule pin holes 22 and U.S. rule pin holes 23 Direction) extend to be equipped with and extend hole wall 7, each extensions hole wall 7 is equipped with spacing breach, accordingly the spacing breach and elongated hole Wall 7 matches to form slide guide channel to accommodate installation the second active latch 42 and third active latch 43, and can water it is living for second Dynamic block piece 42 and third active latch 43 slide repeatedly along it.Make the second active latch 42 and third active catch by slide guide channel Part 43 is installed in shell 1 and limits its motion range, and this structure has longer only by the activity of thrust limitation pin Service life.

In the utility model embodiment, spacing breach includes the first spacing breach 71, the second spacing breach 72 and third Spacing breach 73, what second spacing breach 72 was located at English rule pin holes 22 extends the inside side of hole wall 7, and described first Spacing breach 71 is located at the extension hole wall 7 of English rule pin holes 22 close to the corner of the first active latch 41, the third limit Notch 73 be set to U.S. rule pin holes 23 extend hole wall 7 close to the second spacing breach 72 corner, the first active latch 41 Both ends between the first spacing breach 71 and the second spacing breach 72 and slidably, the two sides position of second active latch 42 Between the first spacing breach 71 and the second spacing breach 72, and slidably.By the design of spacing breach, make the second activity Block piece 42 and third active latch 43 also pacify the second active latch 42 and third active latch 43 while blocking pin holes Loaded in shell 1.

It should be noted that the mounting means of active latch is not limited to above-described embodiment, such as slided by buckle-type Installation makes active latch engaging in shell 1 and limiting its moving range；Chute-type is arranged to install, makes to live by fixed chute Dynamic block piece is installed in shell 1, and this is no longer going to repeat them.

The utility model also proposes a kind of power adapter, and as shown in Figures 1 to 6, which includes power adapter and electricity Source converter protective device, the structure of the power adapter is referring to above-described embodiment.Since this power adapter is using above-mentioned Whole technical solutions of all embodiments of power adapter protective device, therefore at least with the technical solution institute of above-described embodiment All beneficial effects of bring, this is no longer going to repeat them.

The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model, Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.

Claims (10)

1. a kind of power adapter protective device, it is characterised in that: including three slidably loaded on three kinds corresponding on the inside of shell (1) The active latch of pin hole site, the active latch can at least partly block between isolated position by corresponding pin holes It is mobile, when one of pin stretches out corresponding pin holes, active latch can directly or indirectly be pushed to be moved to other two The position that kind pin holes are at least partly blocked.

2. power adapter protective device as described in claim 1, it is characterised in that: three kinds of pin holes are respectively to open up In the Europe of shell rule pin holes (21), English rule pin holes (22) and U.S. rule pin holes (23), English rule pin holes (22) are located at Europe rule Between pin holes (21) and U.S. rule pin holes (23), three kinds of pins are respectively to be loaded on enclosure interior and advise pin holes with Europe respectively (21), English rule pin holes (22) and corresponding Europe rule pin (31) of U.S. rule pin holes (23), English rule pin (32) and U.S. rule pin (33), Europe rule pin (31), English rule pin (32) and U.S. rule pin (33) can advise pin holes (21), English through corresponding Europe respectively Rule pin holes (22) and U.S. rule pin holes (23), which are stretched out between shell (1) and the position for retracting shell (1), to be moved；Three active catchs Part be respectively be loaded on case inside correspond to Europe rule pin (31), English rule pin (32) and beauty advise pin (33) position first live Dynamic block piece (41), the second active latch (42) and third active latch (43), the second active latch (42) are located at the first active catch Between part (41) and third active latch (43).

3. power adapter protective device as claimed in claim 2, it is characterised in that: first active latch (41) includes First active latch main body (411) and from the first outwardly extending first stopper (412) in active latch main body (411) two sides； Second active latch (42) includes the second active latch main body (421) and from second active latch main body (421) two sides Outwardly extending second stopper (423)；Third active latch (43) and the second stopper (423) relatively, the first active latch main body (411) it can drive its first stopper (412) that pin holes (21) partial occlusion is advised in Europe and is separated simultaneously with Europe rule pin holes (21) Push the second active latch (42) to its second stopper (423) that will move between the position of English rule pin holes (22) partial occlusion, Second active latch main body (421) can drive the second stopper (423) that English is advised pin holes (22) partial occlusion and third is lived Dynamic block piece (43) are pushed into partial occlusion U.S. rule pin holes (23) and separate with English rule pin holes (22) and by the first active latch (41) being pushed into its first stopper (412) will move between the position of U.S. rule pin holes (23) partial occlusion, the third active catch Part (43) can separate by U.S. rule pin holes (23) partial occlusion and with U.S. rule pin holes (23) and pass through the second active latch (42) the first active latch (41) is pushed into move between the position that Europe is advised to pin holes (21) partial occlusion, when third active catch Part (43) separates with U.S. rule pin holes (23) and is pushed into advise in Europe by the first active latch (41) by the second active latch (42) When the position of pin holes (21) partial occlusion, English is advised pin holes (22) also partial occlusion by third active latch (43).

4. power adapter protective device as claimed in claim 3, it is characterised in that: the first stopper (412) is inserted towards Europe rule The surface of foot (31), the second stopper (423) advise pin towards the surfaces of English rule pin (32), third active latch (43) towards English (32) surface on surface and third active latch (43) towards U.S. rule pin (33) is inclined surface, forms wedge shape.

5. power adapter protective device as claimed in claim 3, it is characterised in that: the second active latch main body (421) is remote The wedge shape part (422) of the wedge shaped shape in one end from the first active latch (41), the second active latch main body (421) can be with Two active latch main bodys (421) are advised between pin holes (23) partial occlusion and isolated position by beauty.

6. power adapter protective device as claimed in claim 3, it is characterised in that: first active latch (41) is located at Europe is advised between pin mounting shell (5) and fixed lid (51), and the first active latch main body (411) fixes the one of lid (51) backwards End is equipped with guide runner (413), and Europe rule pin mounting shell (5) are equipped with the guide block (52) that can be inserted into guide runner (413), and Europe rule are inserted The region that the shell wall and the second active latch (42) of foot mounting shell (5) are opposite offers through-hole (54), first active latch Main body (411) is stretching out by the cooperation via through holes (54) of guide runner (413) and guide block (52) and is pushing the second active latch (42) English is advised into pin holes (22) partial occlusion and is pushed into retract the position of Europe rule pin mounting shell (5) by the second active latch (42) It is moved between setting.

7. power adapter protective device as claimed in claim 6, it is characterised in that: in Europe rule pin mounting shell (5) Portion two sides are equipped with card convex (55), and the fixed lid (51) is equipped with the card hole (56) cooperated with card convex (55), when the first active latch (41) be installed on Europe rule pin mounting shell (5) it is interior when fixed lid (51) be pressed into Europe rule pin mounting shell (5), card convex (55) with Card hole (56) interference fit keeps Europe rule pin mounting shell (5) and fixed lid (51) fixed.

8. power adapter protective device as claimed in claim 3, it is characterised in that: second active latch (42) and Three active latch (43) are located between the medial surface of shell (1) and installation lid (6), English rule pin holes (22) and U.S. rule pin Hole (23), which extends internally to be equipped with, extends hole wall (7), and each extension hole wall (7) is equipped with spacing breach, the corresponding spacing breach It matches to form slide guide channel to accommodate installation the second active latch (42) and third active latch (43) with hole wall (7) are extended, And it is slided repeatedly for the second active latch (42) and third active latch (43) along it.

9. power adapter protective device as claimed in claim 8, it is characterised in that: the spacing breach includes the first limit Notch (71), the second spacing breach (72) and third spacing breach (73), second spacing breach (72) are located at English rule pin The inside side of the extension hole wall (7) in hole (22), first spacing breach (71) are located at the elongated hole of English rule pin holes (22) Close to the corner of the first active latch (41), the third spacing breach (73) is set to U.S. rule pin holes (23) and prolongs wall (7) Hole wall (7) is stretched close to the corner of the second spacing breach (72), and the both ends of the first active latch (41) are located at the first spacing breach (71) between the second spacing breach (72) and slidably, the two sides of second active latch (42) are located at the first spacing breach (71) between the second spacing breach (72), and slidably.

10. a kind of power adapter, it is characterised in that: including any one in power adapter main body and such as claim 1 to 9 Power adapter protective device described in.