CN114639996A

CN114639996A - Power adapter device

Info

Publication number: CN114639996A
Application number: CN202210224942.2A
Authority: CN
Inventors: 赵炜
Original assignee: Shenzhen Excellent Top Electronics Co ltd
Current assignee: Shenzhen Excellent Top Electronics Co ltd
Priority date: 2021-07-13
Filing date: 2022-03-09
Publication date: 2022-06-17
Anticipated expiration: 2042-03-09
Also published as: CN114639996B; CN113241543A

Abstract

The invention provides a power adapter device, which comprises a connecting plug, an adapter assembly, a linkage mechanism and a clamping mechanism, wherein the connecting plug is connected with the adapter assembly; in the power adapter device of the embodiment, by the cooperation of the linkage mechanism and the connecting plug, in the process of dismounting the connecting plug, the connecting male head can be connected with the connecting female head only when all metal parts of the connecting male head are positioned in the accommodating cavity of the adapter assembly, so that the electric shock condition is avoided, and the use safety is good; in addition, through setting up with link gear complex latch mechanism, when connecting plug and adapter subassembly are connected, can also assist fixedly to connecting plug to guarantee both's firm in connection degree, excellent in use effect.

Description

Power adapter device

Technical Field

The invention relates to the technical field of power adapters, in particular to a power adapter device.

Background

Along with the continuous development of the electronic industry, various electronic products are more and more commonly used, and the power adapter is used as an important component of the electronic product and mainly used for charging the electronic product so as to improve the cruising ability of the electronic product.

In general, power adapters are connected to electronic devices through data lines to realize charging functions, and there are at least the following problems in use: firstly, the connection firmness degree between the data line plug and the power adapter is poor, and once the data line plug and the power adapter are damaged by pulling in the charging process, the data line plug and the power adapter are easy to separate, so that the electronic equipment or the power adapter fails, and the using effect is poor; when the data line is plugged and pulled out, when the data line plug is communicated with the power adapter in an electric mode, the metal material of the plug is still exposed, once a human body contacts the plug, electric shock danger is easily caused, and potential safety hazards exist; in addition, in the existing power adapter, the data line cannot be effectively fixed after being connected with the adapter, and the situation of loosening is easy to occur.

Therefore, it is necessary to improve upon the above-described problems to change the present situation.

Disclosure of Invention

In view of this, the present invention provides a power adapter device, which is used to solve the problems of low connection firmness and potential safety hazard in use of the conventional power adapter.

The present invention provides a power adapter device, including:

the connecting plug comprises a connecting male head and a bearing piece, the connecting male head is fixed at one end of the bearing piece, the cable is fixed at the other end of the bearing piece, the bearing piece is provided with a guide groove, the extending direction of the guide groove is parallel to the extending direction of the connecting male head, and the inner wall of the guide groove is provided with a tooth shape;

the adapter assembly comprises an adapter shell and a connecting female head, wherein an accommodating cavity is formed in the adapter shell, the connecting female head is movably accommodated in the accommodating cavity, and the connecting male head is in splicing fit with the accommodating cavity and is used for being in splicing fit with the connecting female head;

the linkage mechanism comprises a driving gear and a driving rack, the driving gear is rotationally connected with the adapter shell, and the driving rack is in sliding fit with the adapter shell; when the connecting plug is connected with the adapter assembly, at least part of the driving gear is accommodated in the guide groove and is meshed with the tooth form, one side, far away from the tooth form, of the driving gear is meshed with the driving rack, and the driving rack is used for driving the connecting female head to move towards the direction close to or far away from the connecting plug; after the male connecting head and the female connecting head are separated, the male connecting head is positioned outside the accommodating cavity;

the clamping mechanism comprises a clamping assembly, the clamping assembly is in sliding fit with the adapter shell, the driving rack is used for driving the clamping assembly to move towards the connecting plug, and is in clamping fit with the connecting plug in a first direction, and the connecting plug is fixed on the adapter assembly; and

the self-locking mechanism is movably connected to the bearing piece; self-locking mechanism includes from locking frame and auto-lock link, from locking frame rotate connect in the auto-lock link connecting plug with the in-process that the adapter subassembly is connected, the adapter casing connect in auto-lock link and drive from locking frame orientation it is rotatory to hold carrier, and in the second side with hold carrier joint cooperation, the first direction perpendicular to the second direction.

According to an embodiment of the invention, the linkage mechanism further comprises an unlocking assembly, the unlocking assembly comprises an unlocking driving piece, an unlocking piece and an unlocking reset piece, the unlocking driving piece is connected to the driving rack, the unlocking piece is in sliding contact with the unlocking driving piece, the moving direction of the unlocking driving piece is perpendicular to the moving direction of the unlocking piece, the unlocking driving piece is used for driving the unlocking piece to extend out of the outer wall of the adapter shell in the process of connecting the male connecting head and the female connecting head, and the unlocking reset piece is used for driving the unlocking piece to move towards the direction close to the unlocking driving piece.

According to one embodiment of the invention, the unlocking piece comprises a button, a connecting shaft and a driven slide block, the connecting shaft is in sliding fit with the adapter shell, two opposite ends of the connecting shaft are respectively connected with the button and the driven slide block, the driven slide block is in sliding contact with the unlocking driving piece, and the driven slide block is provided with an avoiding groove matched with the driving rack;

connect public head with connect the in-process that female head is connected, the unblock driving piece with follower slider sliding contact orders about the button certainly the outer wall of adapter housing stretches out, the unblock piece that resets is used for ordering about the button court the adapter housing removes.

According to one embodiment of the invention, the driving rack comprises a rack body and a connecting plate, the connecting plate is respectively connected with the rack body and the connecting female head, and the rack body is in meshed connection with the driving gear; the joint spout has been seted up to the rack body, latch mechanism with joint spout sliding fit, just the extending direction of joint spout with the contained angle has between the moving direction of rack body connect public head with connect the in-process that female head is connected, the rack body is used for ordering about latch mechanism is towards being close to the direction of bearing the piece removes.

According to one embodiment of the invention, the clamping assembly comprises a clamping frame and a connecting frame which are connected, wherein the connecting frame is provided with a driving shaft, and the driving shaft is in sliding fit with the clamping sliding groove; the bearing piece is provided with a clamping groove, a clamping part matched with the clamping groove is arranged on the inner side of the clamping frame, when the connecting male head is in splicing fit with the connecting female head, the clamping part is in clamping fit with the clamping groove, and the extending direction of the clamping groove is perpendicular to the moving direction of the driving rack;

the outer wall of the bearing piece is also provided with a locking groove, a movable space is arranged in the clamping frame, and an opening of the movable space is positioned on the surface of one side, facing the bearing piece, of the clamping frame; clamping mechanism still includes the locking subassembly, the locking subassembly with the joint frame relative activity sets up, just the locking subassembly at least part certainly activity space's opening stretches out for be used for with locking groove joint cooperation.

According to one embodiment of the invention, the locking assembly comprises a locking plate and an elastic piece, the locking plate is movably accommodated in the movable space and at least partially extends out of an opening of the movable space, the locking plate is used for being in clamping fit with the locking groove, one side of the locking plate facing the connecting female head is an abutting surface, and the abutting surface is perpendicular to the moving direction of the driving rack; the opening of the movable space is provided with a limiting part, and the limiting part is used for limiting the movement of the lock plate;

the movable space is internally provided with a connecting convex part on the end face of one side far away from the opening of the movable space, the locking plate faces towards one side of the connecting convex part, and a connecting groove is formed in one side of the connecting convex part, and the elastic part is respectively matched with the connecting convex part and the connecting groove in a clamping manner.

According to an embodiment of the invention, the adapter assembly further comprises a positioning piece, the adapter housing is provided with a positioning movable cavity communicated with the accommodating cavity, the positioning piece is connected to the inner wall of the positioning movable cavity and at least partially extends into the accommodating cavity, the outer wall of the connecting male head is provided with a positioning groove, and the positioning piece is used for being in clamping fit with the positioning groove in the process of separating the connecting male head from the connecting female head.

According to one embodiment of the invention, the positioning part comprises a positioning part and a flexible connecting part, one end of the connecting part is connected to the inner wall of the positioning movable cavity, the other end of the connecting part is connected to the positioning part, and the positioning part at least partially extends into the movable cavity, wherein the cross section of the positioning part and the cross section of the positioning groove are both arc-shaped.

According to one embodiment of the invention, the bearing piece is provided with a self-locking driving groove, the self-locking driving groove comprises a first notch, a second notch and a third notch, the second notch is respectively communicated with the first notch and the second notch, and the depth of the first notch is smaller than that of the third notch; the self-locking connecting frame is provided with a connecting frame clamping part and a connecting frame hinged part, the connecting frame clamping part is connected to the connecting frame hinged part, when the bearing piece is connected with the self-locking connecting frame, the connecting frame clamping part is in clamping fit with the self-locking driving groove, and the self-locking connecting frame is rotatably connected with the self-locking frame through the connecting frame hinged part;

the connecting frame clamping portion comprises a first self-locking clamping block and a second self-locking clamping block, the first self-locking clamping block is used for being matched with the first notch in a clamping mode, the length of the first self-locking clamping block is not larger than the first notch, the second self-locking clamping block is used for being matched with the third notch in a clamping mode, and the length of the second self-locking clamping block is not larger than the third notch.

According to one embodiment of the invention, the adapter housing is provided with a self-locking movable cavity and a self-locking guide groove communicated with the self-locking movable cavity, the self-locking frame comprises a first self-locking guide shaft, a second self-locking guide shaft, a lock frame locking part and a lock frame hinging part, an included angle is formed between the lock frame locking part and the first self-locking guide shaft in the direction towards the second self-locking guide shaft, the self-locking frame is rotatably connected with the self-locking connecting frame through the lock frame hinging part, the first self-locking guide shaft and the second self-locking guide shaft are arranged at intervals, and the lock frame locking part is used for abutting against the outer wall of the bearing part so as to fix the bearing part on the adapter assembly;

the self-locking guide groove is provided with a first guide groove section and a second guide groove section which are communicated, an included angle is formed between the second guide groove section and the first guide groove section, and the first self-locking guide shaft and the second self-locking guide shaft are in sliding fit with the self-locking guide groove; when the first self-locking guide shaft and the second self-locking guide shaft are both positioned in the first guide groove section, the self-locking frame and the bearing piece are arranged at intervals, and when the first self-locking guide shaft is positioned in the first guide groove section and the second self-locking guide shaft is positioned in the second guide groove section, the self-locking frame abuts against the outer wall of the bearing piece and fixes the bearing piece on the adapter assembly;

the adapter shell is further provided with a self-locking clearance groove communicated with the self-locking movable cavity, and when the self-locking frame rotates towards the position far away from the bearing piece, at least part of the connecting frame clamping portion is accommodated in the self-locking clearance groove.

The embodiment of the invention has the following beneficial effects:

when the power adapter device of the embodiment is used, firstly, the connecting male head of the connecting plug is inserted into the accommodating cavity until the metal part of the connecting male head is positioned in the accommodating cavity, the connecting male head moves towards the connecting female head along with the continuation of the connecting plug, the linkage mechanism is matched with the bearing part to drive the connecting female head to move towards the connecting male head, the connecting male head and the connecting female head are connected in a plugging and matching mode to realize circuit communication, the linkage mechanism can drive the clamping mechanism to move towards the connecting plug, and when the connecting male head is completely connected with the connecting female head, the clamping mechanism can fix the connecting plug on the adapter assembly.

In the power adapter device of the embodiment, by the cooperation of the linkage mechanism and the connecting plug, in the process of dismounting the connecting plug, the connecting male head is connected with the connecting female head only when all metal parts of the connecting male head are positioned in the accommodating cavity of the adapter assembly, so that the electric shock condition is avoided, and the use safety is good; in addition, through setting up with link gear complex latch mechanism, when connecting plug and adapter subassembly are connected, can also assist fixedly to connecting plug to guarantee both's firm in connection degree, excellent in use effect.

In addition, in the power adapter device of this embodiment, can carry out the joint to the relative both sides of bearing the piece on the first direction through the joint subassembly that sets up and fix, self-locking mechanism can be when bearing the piece and being connected with the adapter subassembly simultaneously, fixes bearing the piece in the second direction, can realize firmly fixing between bearing the piece and the adapter subassembly from this, and when bearing the piece and separating with the adapter subassembly, self-locking mechanism can realize automatic unblock, excellent in use effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Wherein:

FIG. 1 is an isometric view of a power adapter device in an embodiment of the invention;

FIG. 2 is a schematic view of a connection plug and adapter assembly in a disconnected state in an embodiment of the invention;

FIG. 3 is an enlarged view of detail A of FIG. 2;

FIG. 4 is a schematic structural view of a linkage mechanism and a clamping mechanism in an embodiment of the invention;

FIG. 5 is a cross-sectional view of a power adapter device in an embodiment of the invention;

FIG. 6 is an enlarged view of detail B of FIG. 5;

FIG. 7 is an enlarged view of detail C of FIG. 5;

FIG. 8 is an enlarged view of detail D of FIG. 5;

FIG. 9 is a schematic diagram of an isolated state of the power adapter apparatus in an embodiment of the present invention;

FIG. 10 is a perspective view of an adapter assembly in an embodiment of the present invention;

FIG. 11 is a schematic cross-sectional view of a power adapter apparatus in an embodiment of the invention;

FIG. 12 is a schematic cross-sectional view of an adapter assembly in an embodiment of the invention;

reference numerals:

10. a power adapter device;

100. a connecting plug; 110. connecting a male head; 111. positioning a groove; 120. a carrier; 121. a guide groove; 1211. tooth profile; 122. a locking groove; 123. a clamping groove; 124. a self-locking drive slot; 1241. a first notch; 1242. a second notch; 1243. a third notch;

200. an adapter assembly; 210. an adapter housing; 211. a connecting seat; 2111. an accommodating chamber; 212. unlocking the movable cavity; 2121. a first unlocking cavity; 2122. a second unlocking cavity; 213. positioning the movable cavity; 214. a self-locking movable cavity; 215. a self-locking guide groove; 2151. a first guide groove section; 2152. a second guide groove section; 216. a self-locking clearance groove; 220. connecting the female head; 230. a positioning member; 231. a positioning part; 232. a connecting portion; 240. an adapter plug;

300. a linkage mechanism; 310. a drive gear; 320. a drive rack; 321. a rack body; 3211. clamping the sliding chute; 322. a connecting plate; 330. an unlocking assembly; 331. unlocking the driving piece; 332. unlocking the lock; 3321. a button; 3322. a connecting shaft; 3323. a driven slider; 33231. an avoidance groove; 333. unlocking the reset piece;

400. a clamping mechanism; 410. a clamping assembly; 411. a clamping frame; 4111. a clamping part; 4112. an activity space; 4113. a limiting part; 4114. a connecting projection; 412. a connecting frame; 4121. a drive shaft; 420. a locking assembly; 421. a locking plate; 4211. an abutting surface; 4212. connecting grooves; 422. an elastic member;

500. a self-locking mechanism; 510. a self-locking frame; 511. a first self-locking guide shaft; 512. a second self-locking guide shaft; 513. a lock housing locking portion; 514. a lock frame hinge; 520. a self-locking connecting frame; 521. a connecting frame clamping part; 5211. a first self-locking fixture block; 5212. a second self-locking fixture block; 522. a connecting frame hinge part.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, an embodiment of the invention provides a power adapter device 10, which includes a connection plug 100, an adapter assembly 200, a linkage mechanism 300 and a clamping mechanism 400, where the connection plug 100 includes a connection male head 110 and a carrier 120, the connection male head 110 is fixed at one end of the carrier 120, a cable is fixed at the other end of the carrier 120, the carrier 120 is provided with a guide groove 121, an extending direction of the guide groove 121 is parallel to an extending direction of the connection male head 110, and an inner wall of the guide groove 121 is provided with a tooth shape 1211; the adapter assembly 200 comprises an adapter housing 210 and a female connection head 220, wherein the adapter housing 210 is internally provided with an accommodating cavity 2111, the female connection head 220 is movably accommodated in the accommodating cavity 2111, and the male connection head 110 is in plug-in fit with the accommodating cavity 2111 and is used for being in plug-in fit with the female connection head 220; the linkage mechanism 300 comprises a driving gear 310 and a driving rack 320, wherein the driving gear 310 is rotatably connected with the adapter housing 210, and the driving rack 320 is in sliding fit with the adapter housing 210; when the connecting plug 100 is connected to the adaptor assembly 200, at least a portion of the driving gear 310 is accommodated in the guide slot 121 and is engaged with the tooth 1211, a side of the driving gear 310 away from the tooth 1211 is engaged with the driving rack 320, and the driving rack 320 is used for driving the connecting female head 220 to move toward or away from the connecting plug 100; after the connection male head 110 and the connection female head 220 are separated, the connection male head 110 is located outside the accommodation chamber 2111; the clamping mechanism 400 comprises a clamping assembly 410, the clamping assembly 410 is in sliding fit with the adapter housing 210, and the driving rack 320 is used for driving the clamping assembly 410 mechanism to move towards the connecting plug 100, and is in clamping fit with the connecting plug 100 in a first direction, and fixes the connecting plug 100 on the adapter assembly 200; the self-locking mechanism 500 is movably connected to the carrier 120; the self-locking mechanism 500 comprises a self-locking frame 510 and a self-locking connecting frame 520, the self-locking frame 510 is rotatably connected to the self-locking connecting frame 520, the adapter housing 210 is connected to the self-locking connecting frame 520 and drives the self-locking frame 510 to rotate towards the carrier 120 and to be in clamping fit with the carrier 120 in a second direction during the connection process of the connector plug 100 and the adapter assembly 200, and the first direction is perpendicular to the second direction.

When the power adapter device 10 of the present embodiment is used, the male connection head 110 of the male connection head 100 is first inserted into the accommodating cavity 2111 until the metal portion of the male connection head 110 is located in the accommodating cavity 2111, and as the male connection head 100 continues to move toward the female connection head 220, the linkage mechanism 300 is engaged with the carrier 120 to drive the female connection head 220 to move toward the male connection head 110, and enable the male connection head and the female connection head to be plugged and engaged to achieve circuit communication, and the linkage mechanism 300 can drive the clamping mechanism 400 to move toward the male connection head 100, and when the male connection head 110 is completely connected with the female connection head 220, the clamping mechanism 400 can fix the male connection head 100 on the adapter assembly 200.

In the power adapter device 10 of the present embodiment, by the cooperation of the linking mechanism 300 and the connecting plug 100, in the process of assembling and disassembling the connecting plug 100, the connecting male plug 110 is connected with the connecting female plug 220 only when all the metal parts of the connecting male plug 110 are located in the accommodating cavity 2111 of the adapter assembly 200, so as to avoid the occurrence of electric shock, and the use safety is good; in addition, through setting up the latch mechanism 400 with link gear 300 complex, when connecting plug 100 and adapter subassembly 200 are connected, can also assist fixedly to connecting plug 100 to guarantee both's firm in connection, excellent in use effect.

In addition, in the power adapter device 10 of the embodiment, the clamping assembly 410 can clamp and fix the two opposite sides of the carrier 120 in the first direction, and the self-locking mechanism 500 can fix the carrier 120 in the second direction when the carrier 120 is connected with the adapter assembly 200, so that the carrier 120 and the adapter assembly 200 can be firmly fixed, and when the carrier 120 is separated from the adapter assembly 200, the self-locking mechanism 500 can automatically unlock, and the use effect is good.

Referring to fig. 2 and 5, in the present embodiment, the adapter housing 210 includes a connection seat 211, and the connection seat 211 communicates with the receiving cavity 2111, when the connection plug 100 is connected to the adapter assembly 200, the connection male 110 can slidingly fit with the inner wall of the connection seat 211 to position the connection male 110.

Further, referring to fig. 1, 4 and 5, the linkage mechanism 300 further includes an unlocking assembly 330, the unlocking assembly 330 includes an unlocking driving member 331, an unlocking member 332 and an unlocking reset member 333, the unlocking driving member 331 is connected to the driving rack 320, the unlocking member 332 is in sliding contact with the unlocking driving member 331, and the moving direction of the unlocking driving member 331 is perpendicular to the moving direction of the unlocking member 332, during the process of connecting the male connector 110 with the connecting female connector 220, the unlocking driving member 331 is used for driving the unlocking member 332 to extend out from the outer wall of the adapter housing 210, and the unlocking reset member 333 is used for driving the unlocking member 332 to move towards the direction close to the unlocking driving member 331.

In this embodiment, the inside of the adapter housing 210 is further provided with an unlocking movable cavity 212, and the unlocking assembly 330 is at least partially movably accommodated in the unlocking movable cavity 212; specifically, when the carrier 120 drives the driving gear 310 to drive the driving rack 320 to move, the driving rack 320 may drive the unlocking driving member 331 to move in a vertical direction shown in fig. 5, when the unlocking driving member 331 moves upward, because an included angle is formed between a contact surface between the unlocking driving member 331 and the unlocking member 332 and a moving direction of the unlocking driving member 331, the unlocking driving member 331 may slide relative to the unlocking member 332, and drive the unlocking member 332 to move outward until the unlocking member 332 extends out from an outer wall of the adapter housing 210 until the male connecting head 110 is connected to the female connecting head 220, at which time, the unlocking member 332 may be fixed relative to the adapter housing 210, and when the connecting plug 100 needs to be unlocked, the unlocking member 332 may be pressed inside the adapter housing 210 to drive the unlocking driving member 331 to move downward through the unlocking member 332 until the clamping mechanism 400 is separated from the connecting plug 100, the unlocking operation can be completed, and the operation is convenient.

Specifically, referring to fig. 6, the unlocking member 332 includes a button 3321, a connecting shaft 3322 and a driven slider 3323, the connecting shaft 3322 is slidably engaged with the adapter housing 210, opposite ends of the connecting shaft 3322 are respectively connected to the button 3321 and the driven slider 3323, the driven slider 3323 is slidably contacted with the unlocking driving member 331, and the driven slider 3323 is provided with an avoiding groove 33231 engaged with the driving rack 320;

during the connection of the male connector 110 and the female connector 220, the unlocking actuator 331 is in sliding contact with the follower 3323 and drives the button 3321 to protrude from the outer wall of the adapter housing 210, and the unlocking reset 333 is used to drive the button 3321 to move toward the adapter housing 210.

In this embodiment, the unlocking movable cavity 212 includes a first unlocking cavity 2121 and a second unlocking cavity 2122 which are communicated with each other, the extending direction of the first unlocking cavity 2121 is perpendicular to the moving direction of the driving rack 320, and the extending direction of the second unlocking cavity 2122 is parallel to the moving direction of the driving rack 320; when relative movement occurs between the unlocking driver 331 and the unlocking member 332, the unlocking member 332 may move into the first unlocking cavity 2121, and the unlocking driver 331 may move into the second unlocking cavity 2122, thereby avoiding movement interference between the adapter housing 210 and the unlocking driver 331 and the unlocking member 332, and the inner wall of the unlocking movable cavity 212 may guide the movement of the unlocking driver 331 and/or the unlocking member 332.

Referring to fig. 5, in an embodiment, the driving rack 320 includes a rack body 321 and a connecting plate 322, the connecting plate 322 is respectively connected to the rack body 321 and the connecting female head 220, and the rack body 321 is engaged with the driving gear 310; the rack body 321 has been seted up joint spout 3211, and joint mechanism 400 and joint spout 3211 sliding fit, and have the contained angle between the extending direction of joint spout 3211 and the moving direction of rack body 321, and at the in-process of connecting public head 110 and being connected female head 220, rack body 321 is used for driving joint mechanism 400 and removes towards the direction that is close to carrier 120.

As shown in fig. 4 and 5, when the driving gear 310 drives the driving rack 320 to move in the vertical direction in the figure, the clamping chute 3211 can drive the clamping mechanism 400 to move toward or away from the connection plug 100, and the clamping mechanism 400 can move in the direction perpendicular to the driving rack 320 under the sliding cooperation effect of the adapter housing 210, so that the power adapter device 10 has a compact structure and a good use effect.

Specifically, referring to fig. 7, an included angle between an extending direction of the clamping chute 3211 and an extending direction of the rack body 321 may be 45 °, so that when the rack body 321 moves a preset distance a along the extending direction, the clamping chute 3211 may drive the clamping mechanism 400 to move the distance a toward or away from the connection plug 100; in other embodiments, an included angle between the extending direction of the clamping chute 3211 and the extending direction of the rack body 321 may be 15 °, 30 °, 60 ° or the like, so as to enable the clamping mechanism 400 to be driven to move through the clamping chute 3211, which is not limited herein.

Referring to fig. 4, the clamping assembly 410 includes a clamping frame 411 and a connecting frame 412 connected to each other, the connecting frame 412 is provided with a driving shaft 4121, and the driving shaft 4121 is in sliding fit with the clamping sliding groove 3211; the bearing member 120 is provided with a clamping groove 123, the inner side of the clamping frame 411 is provided with a clamping portion 4111 adapted to the clamping groove 123, when the male connector 110 is connected with the female connector 220, the clamping portion 4111 is in clamping fit with the clamping groove 123, and the extending direction of the clamping groove 123 is perpendicular to the moving direction of the driving rack 320.

In this embodiment, the clamping assembly 410 is slidably engaged with the adapter housing 210 through the connecting frame 412, and the moving direction of the connecting frame 412 is perpendicular to the moving direction of the driving rack 320, so that the clamping frame 411 can move towards or away from the connecting plug 100 under the driving of the connecting frame 412 to lock and release the connecting plug 100.

Through setting up with the perpendicular joint groove 123 of the moving direction of drive rack 320, when joint portion 4111 and joint groove 123 joint cooperation, can carry on spacingly along the ascending removal of drive rack 320 length direction to connecting plug 100, compact structure, excellent in use effect.

Further, referring to fig. 3 to fig. 5, a locking groove 122 is further disposed on an outer wall of the carrier 120, a movable space 4112 is disposed inside the clamping frame 411, and an opening of the movable space 4112 is located on a surface of the clamping frame 411 facing to a side of the carrier 120; the clamping mechanism 400 further includes a locking assembly 420, the locking assembly 420 is movably disposed relative to the clamping frame 411, and the locking assembly 420 at least partially protrudes from the opening of the movable space 4112 for clamping engagement with the locking groove 122.

It can understand that, through setting up locking subassembly 420 that can be relatively movable with joint subassembly 410, in the in-process of connecting public head 110 and being connected female head 220, before locking subassembly 420 does not correspond with locking groove 122 yet, locking subassembly 420 can at least partially retract in active space 4112, in order to avoid causing the hindrance to the removal of connecting plug 100, when connecting public head 110 with be connected female head 220 complete connection, locking subassembly 420 alright with lock groove 122 joint cooperation, thereby realize the spacing function of carrying on of connecting plug 100, and joint mechanism 400 overall structure is compact, it is effectual to lock.

Specifically, referring to fig. 7, the locking assembly 420 includes a locking plate 421 and an elastic member 422, the locking plate 421 is movably accommodated in the movable space 4112 and at least partially protrudes from an opening of the movable space 4112, the locking plate 421 is configured to be engaged with the locking groove 122, one side of the locking plate 421 facing the connecting female head 220 is an abutting surface 4211, and the abutting surface 4211 is perpendicular to the moving direction of the driving rack 320; wherein, the opening part of the activity space 4112 is provided with a limiting part 4113, and the limiting part 4113 is used for limiting the movement of the lock plate 421.

Through setting up spacing portion 4113 at the opening part of activity space 4112, lock board 421 can be partly stretch out from the clearance between spacing portion 4113 and the inner wall of activity space 4112, and when lock board 421 removed to extreme position, spacing portion 4113 can the butt in lock board 421 to avoid lock board 421 to deviate from activity space 4112, and can restrict the length that lock board 421 stretched out, simple structure, excellent in use effect.

Further, by providing the abutment surface 4211 perpendicular to the moving direction of the driving rack 320, when the abutment surface 4211 abuts against the inner wall of the locking groove 122, the lock plate 421 can restrict the movement of the connection plug 100 by the abutment surface 4211, so as to avoid the accidental separation of the connection plug 100 from the adapter assembly 200.

Furthermore, a connecting protrusion 4114 is disposed on an end surface of one side of the inside of the moving space 4112 away from the opening thereof, a connecting groove 4212 is disposed on one side of the lock plate 421 facing the connecting protrusion 4114, and the elastic member 422 is respectively in clamping fit with the connecting protrusion 4114 and the connecting groove 4212.

In the present embodiment, the elastic member 422 is a coil spring, and by providing the connection protrusion 4114 and the connection groove 4212 to cooperate with the elastic member 422, the radial movement of the elastic member 422 may be limited to ensure the direction of the elastic force of the elastic member 422.

Further, referring to fig. 2, 5 and 8, the adaptor assembly 200 further includes a positioning member 230, the adaptor housing 210 is provided with a positioning movable cavity 213 communicated with the accommodating cavity 2111, the positioning member 230 is connected to an inner wall of the positioning movable cavity 213 and at least partially extends into the accommodating cavity 2111, the outer wall of the connecting male head 110 is provided with a positioning groove 111, and the positioning member 230 is used for being engaged with the positioning groove 111 in the process of separating the connecting male head 110 from the connecting female head 220.

With this arrangement, when the connection plug 100 is about to be pulled out from the accommodating cavity 2111, the positioning member 230 can limit the connection male 110 under the elastic action, so as to avoid the cable connected to the connection plug 100 from being broken due to the too fast separation speed of the connection plug 100 and the adaptor assembly 200; the positioning member 230 can also be engaged with the male connector 110 by a snap fit during the process of connecting the connector plug 100 and the adaptor assembly 200, so as to alert the user of the connection status of the power adaptor device 10.

Specifically, referring to fig. 8, the positioning element 230 includes a positioning portion 231 and a flexible connecting portion 232, one end of the connecting portion 232 is connected to the inner wall of the positioning movable cavity 213, the other end of the connecting portion 232 is connected to the positioning portion 231, and the positioning portion 231 at least partially extends into the movable cavity, wherein the cross section of the positioning portion 231 and the cross section of the positioning groove 111 are both arc-shaped.

It can be understood that, by setting the cross section of the positioning portion 231 and the cross section of the positioning slot 111 to be arc-shaped, the resistance when the positioning member 230 is inserted into or pulled out of the positioning slot 111 can be reduced, so as to improve the separation efficiency of the connection plug 100 and the positioning member 230, and the use effect is good.

Referring to fig. 1, in the present embodiment, the adaptor assembly 200 further includes an adaptor plug 240, the adaptor plug 240 is disposed on the adaptor housing 210, and the adaptor plug 240 is electrically connected to the connecting seat 211 through a control circuit, so as to implement a function of charging the electronic device through the connecting plug 100.

In some embodiments, the connection holder 211 is electrically connected to the control circuit through a flexible circuit board, and since the connection holder 211 is movable inside the accommodating cavity 2111, the connection through the flexible circuit board can achieve electrical connection without affecting the moving function of the connection holder 211.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Referring to fig. 10 to 12, in an embodiment, the carrier 120 is provided with a self-locking driving slot 124, the self-locking driving slot 124 includes a first notch 1241, a second notch 1242 and a third notch 1243, the second notch 1242 is respectively communicated with the first notch 1241 and the second notch 1242, and the depth of the first notch 1241 is smaller than that of the third notch 1243; the self-locking connecting frame 520 is provided with a connecting frame clamping part 521 and a connecting frame hinged part 522, the connecting frame clamping part 521 is connected to the connecting frame hinged part 522, when the bearing part 120 is connected with the self-locking connecting frame 520, the connecting frame clamping part 521 is clamped and matched with the self-locking driving groove 124, and the self-locking connecting frame 520 is rotatably connected with the self-locking frame 510 through the connecting frame hinged part 522; the connecting frame clamping portion 521 includes a first self-locking clamping block 5211 and a second self-locking clamping block 5212, the first self-locking clamping block 5211 is used for being clamped and matched with the first notch 1241, the length of the first self-locking clamping block 5211 is not greater than the first notch 1241, the second self-locking clamping block 5212 is used for being clamped and matched with the third notch 1243, and the length of the second self-locking clamping block 5212 is not greater than the third notch 1243.

Further, the adapter housing 210 is provided with a self-locking movable cavity 214 and a self-locking guide groove 215 communicated with the self-locking movable cavity 214, the self-locking frame 510 includes a first self-locking guide shaft 511, a second self-locking guide shaft 512, a lock frame locking portion 513 and a lock frame hinge portion 514, an included angle is formed between the lock frame locking portion 513 and the first self-locking guide shaft 511 in the direction toward the second self-locking guide shaft 512, the self-locking frame 510 is rotatably connected with the self-locking connecting frame 520 through the lock frame hinge portion 514, the first self-locking guide shaft 511 and the second self-locking guide shaft 512 are arranged at intervals, and the lock frame locking portion 513 is used for abutting against the outer wall of the bearing member 120 to fix the bearing member 120 on the adapter assembly 200; the self-locking guide groove 215 is provided with a first guide groove section 2151 and a second guide groove section 2152 which are communicated, an included angle is formed between the second guide groove section 2152 and the first guide groove section 2151, and the first self-locking guide shaft 511 and the second self-locking guide shaft 512 are in sliding fit with the self-locking guide groove 215; when the first self-locking guide shaft 511 and the second self-locking guide shaft 512 are both located in the first guide groove section 2151, the self-locking frame 510 and the bearing member 120 are arranged at an interval, and when the first self-locking guide shaft 511 is located in the first guide groove section 2151 and the second self-locking guide shaft 512 is located in the second guide groove section 2152, the self-locking frame 510 abuts against the outer wall of the bearing member 120 and fixes the bearing member 120 on the adapter assembly 200; the adapter housing 210 further has a self-locking clearance groove 216 communicating with the self-locking movable cavity 214, and when the self-locking frame 510 rotates away from the carrier 120, the connecting frame clamping portion 521 is at least partially received in the self-locking clearance groove 216.

When the power adapter device 10 of the present embodiment is used, in the process of connecting the connecting plug 100 and the adapter assembly 200, firstly, the carrier 120 is in snap fit with the self-locking connecting frame 520 of the self-locking mechanism 500 through the self-locking driving groove 124, at this time, the bottom of the self-locking driving groove 124 abuts against the second self-locking latch 5212 of the connecting frame snap-in portion 521, the self-locking connecting frame 520 drives the self-locking frame 510 to move along the moving direction of the carrier 120 through the connecting frame hinge portion 522, and after the second self-locking guide shaft 512 moves to the second guide groove section 2152, the self-locking frame 510 rotates relative to the carrier 120 until the locking frame locking portion 513 abuts against the outer wall of the carrier 120 and clamps the carrier 120, so as to fix the carrier 1202.

When the supporting member 120 is separated from the adaptor assembly 200, the self-locking frame 510 can be driven to move together by the clamping fit between the first notch 1241 and the first self-locking block 5211, and when the connecting frame clamping portion 521 moves to correspond to the self-locking clearance groove 216, as shown in fig. 11, the connecting frame clamping portion 521 rotates clockwise, and the first self-locking block 5211 is accommodated in the self-locking clearance groove 216, and at this time, along with the movement of the supporting member 120, the self-locking mechanism 500 changes in the following order: firstly, the connecting frame clamping part 521 rotates clockwise; second, the first self-locking block 5211 is disengaged from the first notch 1241; third, the second self-locking block 5212 is disengaged from the second notch 1242; in this embodiment, the first and second self-locking latches 5211 and 5212 are not larger than the first and second notches 1241 and 1242, respectively, so that the first and second self-locking latches 5211 and 5212 can be separated from the first and second notches 1241 and 1242, respectively, and the connection between the corresponding latch and notch when the carrier 120 is connected to the adapter assembly 200 can be ensured. Of course, the thickness of the first self-locking block 5211 and the second self-locking block 5212 may be smaller than the first notch 1241 and the second notch 1242, respectively, so as to ensure the functions of facilitating detachment and facilitating linkage, which will not be described herein again.

Referring to fig. 12, due to the angle between the first guide groove segment 2151 and the second guide groove segment 2152, after the self-locking frame 510 is driven by the self-locking connecting frame 520 to move in a linear direction, the first self-locking guide shaft 511 and the second self-locking guide shaft 512 can be driven to move in the self-locking driving groove 124, and the self-locking frame 510 drives the self-locking frame 510 to move towards or away from the carrying member 120 through the hinge relationship between the locking frame hinge portion 514 and the connecting frame hinge portion 522, so as to implement the fixing or releasing action on the carrying member 120, thereby enabling the self-locking mechanism 500 to have a compact structure on the premise of implementing the self-locking function of the self-locking mechanism 500, and facilitating the design requirements of miniaturization and compactness of the power adapter device 10.

In addition, referring to the state shown in fig. 11, since the upper end of the self-locking frame 510 is inclined in the direction away from the carrier 120, when the carrier 120 is just in contact with the adapter assembly 200, the self-locking frame 510 is in the state of being separated from the carrier 120, and as the carrier 120 is inserted into the adapter housing 210, the self-locking frame 510 can realize the movement in the direction toward the carrier 120 under the interlocking action of the self-locking mechanism 500, and finally realize the self-locking function, and the using effect is good.

Claims

1. A power adapter device, comprising:

2. The power adapter device of claim 1, wherein the linkage mechanism further comprises an unlocking assembly, the unlocking assembly comprises an unlocking driving member, an unlocking member and an unlocking reset member, the unlocking driving member is connected to the driving rack, the unlocking member is in sliding contact with the unlocking driving member, the moving direction of the unlocking driving member is perpendicular to the moving direction of the unlocking member, the connection male head is connected with the connection female head, the unlocking driving member is used for driving the unlocking member to extend out of the outer wall of the adapter shell, and the unlocking reset member is used for driving the unlocking member to move towards the direction close to the unlocking driving member.

3. The power adapter device according to claim 2, wherein the unlocking member includes a button, a connecting shaft, and a follower slider, the connecting shaft is slidably engaged with the adapter housing, and opposite ends of the connecting shaft are respectively connected to the button and the follower slider, the follower slider is slidably contacted with the unlocking driving member, and the follower slider is provided with an avoiding groove engaged with the driving rack;

4. The power adapter device according to claim 1, wherein the driving rack comprises a rack body and a connecting plate, the connecting plate is respectively connected to the rack body and the connecting female head, and the rack body is engaged with the driving gear; the joint spout has been seted up to the rack body, latch mechanism with joint spout sliding fit, just the extending direction of joint spout with the contained angle has between the moving direction of rack body connect public head with connect the in-process that female head is connected, the rack body is used for ordering about latch mechanism is towards being close to the direction of bearing the piece removes.

5. The power adapter device of claim 4, wherein the clamping assembly comprises a clamping frame and a connecting frame which are connected, the connecting frame is provided with a driving shaft, and the driving shaft is in sliding fit with the clamping sliding groove; the bearing piece is provided with a clamping groove, a clamping part matched with the clamping groove is arranged on the inner side of the clamping frame, when the connecting male head is in splicing fit with the connecting female head, the clamping part is in clamping fit with the clamping groove, and the extending direction of the clamping groove is perpendicular to the moving direction of the driving rack;

6. The power adapter device of claim 5, wherein the locking assembly comprises a locking plate and an elastic member, the locking plate is movably accommodated in the movable space and at least partially extends out of the opening of the movable space, the locking plate is used for being in clamping fit with the locking groove, one side of the locking plate facing the female connector is an abutting surface, and the abutting surface is perpendicular to the moving direction of the driving rack; the opening of the movable space is provided with a limiting part, and the limiting part is used for limiting the movement of the lock plate;

the movable space is internally provided with a connecting convex part on the end face away from one side of the opening of the movable space, the locking plate faces towards one side of the connecting convex part, and the elastic part is respectively matched with the connecting convex part and the connecting groove in a clamping manner.

7. The power adapter device of claim 1, wherein the adapter assembly further comprises a positioning member, the adapter housing is provided with a positioning movable cavity communicated with the accommodating cavity, the positioning member is connected to an inner wall of the positioning movable cavity and at least partially extends into the accommodating cavity, the outer wall of the connecting male head is provided with a positioning groove, and the positioning member is used for being in clamping fit with the positioning groove in the process of separating the connecting male head from the connecting female head.

8. The power adapter device of claim 7, wherein the positioning member comprises a positioning portion and a flexible connecting portion, one end of the connecting portion is connected to the inner wall of the positioning movable cavity, the other end of the connecting portion is connected to the positioning portion, and the positioning portion at least partially extends into the movable cavity, wherein the cross section of the positioning portion and the cross section of the positioning groove are both arc-shaped.

9. The power adapter device according to claim 1, wherein the carrier defines a self-locking driving slot, the self-locking driving slot includes a first slot opening, a second slot opening and a third slot opening, the second slot opening is respectively communicated with the first slot opening and the second slot opening, and the depth of the first slot opening is smaller than that of the third slot opening; the self-locking connecting frame is provided with a connecting frame clamping part and a connecting frame hinged part, the connecting frame clamping part is connected to the connecting frame hinged part, when the bearing piece is connected with the self-locking connecting frame, the connecting frame clamping part is in clamping fit with the self-locking driving groove, and the self-locking connecting frame is rotatably connected with the self-locking frame through the connecting frame hinged part;

10. The power adapter device according to claim 9, wherein the adapter housing defines a self-locking movable cavity and a self-locking guide groove communicated with the self-locking movable cavity, the self-locking frame includes a first self-locking guide shaft, a second self-locking guide shaft, a locking frame locking portion and a locking frame hinge portion, an included angle is formed between the locking frame locking portion and the first self-locking guide shaft in a direction toward the second self-locking guide shaft, the self-locking frame is rotatably connected with the self-locking connection frame through the locking frame hinge portion, the first self-locking guide shaft and the second self-locking guide shaft are arranged at an interval, and the locking frame locking portion is used for abutting against an outer wall of the bearing member to fix the bearing member on the adapter assembly;

the self-locking guide groove is provided with a first guide groove section and a second guide groove section which are communicated, an included angle is formed between the second guide groove section and the first guide groove section, and the first self-locking guide shaft and the second self-locking guide shaft are in sliding fit with the self-locking guide groove; when the first self-locking guide shaft and the second self-locking guide shaft are both positioned in the first guide groove section, the self-locking frame and the bearing piece are arranged at intervals, and when the first self-locking guide shaft is positioned in the first guide groove section and the second self-locking guide shaft is positioned in the second guide groove section, the self-locking frame is abutted against the outer wall of the bearing piece and fixes the bearing piece on the adapter assembly;