CN101399379A - Mechanism for locking charger onto socket - Google Patents

Abstract

The invention relates to a mechanism which has simple structure and convenient use, and is provided with a charger which can be fixedly connected with a socket and is locked on the socket. The mechanism is characterized in that two power pins of the charger are fixed on a base plate of a shell and correspond to the power jacket of a three-pin socket, the shell is provided with a latch hook which can move along the radial direction of an earth wire jacket of the three-pin socket, a through hole corresponding to the earth wire jacket is provided on the base plate, a hook head of the latch hook extends from the through hole, a bolt or a spring is arranged between the latch hook and the shell, the bolt is coupled with the shell or the latch hook by a screw thread and the handle of the bolt extends out of the shell; under the action of the bolt or the spring, the hook head can tightly press an internal side wall of the earth wire jacket along the front side or the back side of the moving direction. The mechanism has a plurality of technical schemes, however, the main technical point is that a movable hook head is arranged in the earth wire jacket of the socket to form a locking mechanism with other parts to lock the charger on the socket.

Description

The mechanism of locking charger on socket

Technical field

The present invention relates to the mechanism of a kind of locking charger on socket, particularly relate to a kind of mechanism of locking charger on socket that the charger of digital products such as mobile phone, MP3, MP4 or digital camera can be securely fixed on the socket.

Background technology

Disclose among the disclosed Chinese patent bulletin CN2403133Y on October 25th, 2000 a kind of " inserting the wall type charger for mobile phone ", mainly comprise the insertion slot that is opened in the top, and the plug of being located at a side wall surface, wherein this insertion slot is an inner concavity, inside is available puts in order to do charge or discharge for mobile phone or battery, flat the establishing of this plug protrudes from the side wall surface, and this charger body inside is provided with electronic circuit; Charger (portable round) directly is inserted in the socket on the wall and can locatees and use, exempt puzzlement and inconvenience that the known charge device need extend electric wire.The shortcoming of this charger is: charger for mobile phone is insecure with being connected of wall during use; Because mobile phone (mobile phone) is inserted in the insertion slot when using, the weight of mobile phone that has been equivalent to be inserted in charger extra duty on the wall, and charger for mobile phone is to be fixed by the friction between the jack on power pin and the wall socket, as long as it is excessive to be subjected to less external force effect or mobile phone weight, then fall down from wall easily, and the charger slot interpolation of working as on being fixed on wall is gone in the process of mobile phone, may make also that charger is stressed to be moved or fall down, so, when the slot interpolation is gone into mobile phone, must use extremely inconvenient with the hand steered firmly charger of another.

Summary of the invention

The objective of the invention is for solve exist in the existing charger be connected insecure, inconvenient problem with use with socket, and provide a kind of simple in structure, easy to use, the mechanism of locking charger on socket that can firmly be connected with socket.

Realize first technical scheme of purpose of the present invention: the mechanism of a kind of locking charger on socket, the shell that comprises charger, two power pins that it is characterized in that described charger are fixed in the base plate of described shell and are corresponding with the supply hub of three-pin socket, the latch hook that can move radially along the ground wire jack of described three-pin socket is set in the described shell, have the through hole of corresponding described ground wire jack at described base plate, gib head on the described latch hook stretches out through this through hole, bolt or spring are set between described latch hook and shell, the handle of described bolt and described shell or latch hook screw thread couple and bolt stretches out outside the shell, the madial wall that described gib head can compress described ground wire jack along the front side or the rear side of moving direction under the effect of described bolt or spring.Behind charger (gib head and power pin) insertion socket, by stretching out the bolt handle of shell, when swivel bolt makes latch hook near the power pin on the base plate, the pincers pin that described gib head and power pin are equivalent to vice stretches in described ground wire jack and the supply hub and clamps socket securely, at this moment, the nearside mutually of gib head and power pin compresses the inwall of the nearside mutually of ground wire jack and supply hub respectively, thereby charger is locked on the socket, the reverse rotation bolt can unclamp, thereby charger can be pulled up from socket; If swivel bolt makes latch hook away from the power pin on the base plate, described gib head and power pin compress the inwall away from side of ground wire jack and supply hub respectively away from side, charger can be fixed in the socket equally.If replace bolt with spring, then before charger inserts socket, spring must have in advance an elastic force to make gib head depart from ground wire jack a little to latch hook, charger inserts in the process of socket, the gib head front end must have guiding surface, and gib head can be stretched in the ground wire jack smoothly, inserts the back and depends on spring force to make gib head compress the ground wire jack inwall, so that charger is difficult for falling from socket, must use enough power charger could be pulled up from socket this moment.

The mechanism of described locking charger on socket is characterized in that it is inclined-plane or toothed side that described gib head is pressed to a side of described ground wire jack madial wall, and this edge, inclined-plane is away from the oblique axis away from described through hole of the direction of described base plate.Wherein when the band tooth of the side of described gib head, be preferably in and use bolt between shell and the latch hook and without spring.The effect on inclined-plane is when making gib head compress the ground wire jack inwall, and gib head is subjected to a component that points to the ground wire jack direction, make this mechanism better with locking charger in socket; If this bevel direction is opposite with described direction, then gib head will be subjected to the component of ground wire jack dorsad, not only can not be well with locking charger in socket, and may in the process of swivel bolt, charger be separated with socket.

Realize second technical scheme of the object of the invention: the mechanism of a kind of locking charger on socket, the shell that comprises charger, two power pins that it is characterized in that described charger are fixed in the base plate of described shell and are corresponding with supply hub on the three-pin socket, the latch hook that can move radially along the ground wire jack of described three-pin socket is set in the described shell, have the through hole of corresponding described ground wire jack at described base plate, gib head on the described latch hook stretches out through this through hole, on described shell, be provided with and swing or briquetting movably, the part that briquetting stretches out described shell can be pressed in the described socket outside, bolt or spring are set between described latch hook and briquetting, the handle of described bolt and described briquetting or latch hook screw thread couple and bolt stretches out outside the shell, the madial wall that described gib head can compress described ground wire jack along the front side or the rear side of moving direction under the effect of described bolt or spring.Compare with first technical scheme, this programme is to clamp socket part between ground wire jack and the side wall of outer shell with gib head and briquetting.

The mechanism of described locking charger on socket is characterized in that it is inclined-plane or toothed side that described gib head is pressed to a side of described ground wire jack madial wall, and this edge, inclined-plane is away from the oblique axis away from described through hole of the direction of described base plate.

Realize the 3rd technical scheme of the object of the invention: the mechanism of a kind of locking charger on socket, the shell that comprises charger, two power pins that it is characterized in that described charger are fixed in the base plate of described shell and are corresponding with supply hub on the three-pin socket, two latch hooks that move radially along the ground wire jack of described three-pin socket only are set in the described shell, have the through hole of corresponding described ground wire jack at described base plate, gib head on described two latch hooks stretches out through this through hole, between described two latch hooks, bolt or spring are set, described bolt stretches out outside the shell with the handle of latch hook screw thread couple and bolt wherein, and the outside of described two gib heads can compress the corresponding madial wall of described ground wire jack respectively under the effect of described bolt or spring.Make when bolt rotation two gib heads away from the time, two gib heads are subjected to respectively outwards moving to dorsad active force, thereby make the outside of two gib heads prop up ground wire jack wall is fixed on charger in the socket respectively.

The mechanism of described locking charger on socket is characterized in that it is inclined-plane or toothed side that described gib head is pressed to a side of described ground wire jack madial wall, and this edge, inclined-plane is away from the oblique axis away from described through hole of the direction of described base plate.

Realize the 4th technical scheme of the object of the invention: the mechanism of a kind of locking charger on socket, the shell that comprises charger, two power pins that it is characterized in that described charger are fixed in the base plate of described shell and are corresponding with supply hub on the three-pin socket, two latch hooks that move radially along the ground wire jack of described three-pin socket only are set in the described shell, have the through hole of corresponding described ground wire jack at described base plate, gib head on described two latch hooks stretches out through this through hole, slidably wedge is set in the described shell, the inclined-plane of this wedge can stretch between described two latch hooks, between described wedge and the described shell bolt is set, the handle of described bolt and described wedge or outer casing screw coupling and bolt stretches out outside the shell, and the outside of described two gib heads can compress the corresponding madial wall of described ground wire jack respectively under the effect of described bolt.This programme is compared with the 3rd technical scheme, just between two latch hooks and bolt, added the slide block of band wedge, utilize bolt to drive wedge and move, make the inclined-plane of wedge drive two latch hooks and move dorsad, the process of latch hook locking ground wire jack is the same with principle.

The mechanism of described locking charger on socket is characterized in that it is inclined-plane or toothed side that described gib head is pressed to a side of described ground wire jack madial wall, and this edge, inclined-plane is away from the oblique axis away from described through hole of the direction of described base plate.

The mechanism of described locking charger on socket is characterized in that being provided with back-moving spring between described two latch hooks.The effect of back-moving spring is after unclamping bolt, and two latch hooks are resetted in the opposite direction along locking side, two gib heads is reset to insert ground wire jack position before.

Owing to adopted technical solutions according to the invention, directly use the fastener hole of socket ground wire jack as retention mechanism, and do not need in addition on the wall or perforate promptly can be fixedly locked in socket with charger on the socket panel, have advantage simple in structure, easy to use, also can not destroy socket simultaneously.This bolt type fastening structure can guarantee also can not fall from socket after placing several mobile phones on the charger, so charger can charge to several mobile phones simultaneously.

Description of drawings

The invention will be further described below in conjunction with drawings and Examples.

Fig. 1 is the three-dimensional view of the embodiment one of the mechanism of locking charger of the present invention on socket.

Fig. 2 is the three-dimensional view of the embodiment two of the mechanism of locking charger of the present invention on socket.

Fig. 3 is the perspective exploded view of Fig. 1.

Fig. 4 is the structural representation of having installed on the base plate among Fig. 3 behind latch hook and the bolt.

Fig. 5 is the schematic perspective view of another angle of Fig. 4.

Fig. 6 is the perspective exploded view of Fig. 2.

Fig. 7 be among Fig. 6 face-piece along the schematic perspective view of interior side direction.

Fig. 8 is the schematic perspective view that base plate is plugged other direction behind two latch hooks among Fig. 6.

Fig. 9 is the stereo amplification figure of base plate among Fig. 6.

Figure 10 be among Fig. 6 a pair of latch hook and together after stereo amplification figure.

Figure 11 is the stereo amplification figure of the bolt among Fig. 6.

Figure 12 is the stereo amplification figure of a latch hook wherein among Fig. 6.

Figure 13 is the stereo amplification figure of Fig. 6 slide block.

Figure 14 is the three-dimensional view of the embodiment three of the mechanism of locking charger of the present invention on socket.

Figure 15 has taken the three-dimensional exploded view behind the face-piece away among Figure 14.

Figure 16 is the schematic perspective view after each part is installed together among Figure 15.

Figure 17 is the internal structure schematic diagram of the embodiment four of the mechanism of locking charger of the present invention on socket.

Among the figure 1, face-piece, 10, the hole, 133, screw, 111, screw rod, 11, handle, 131, gib head, 13, latch hook, 132, body portion, 141, power pin, 14, base plate, 142, the wing, 12, switch, 022, supply hub, 02, panel, 021, ground wire jack, 01, base; 200, hole, 20, boss, 2, face-piece, 212, draw-in groove, 220, screw, 23, latch hook, 231, Ka Tai, 232, flank, 252, the wing, 25, base plate, 251, the wing, 24, latch hook, 221, wedge, 242, flank, 241, Ka Tai, 22, slide block, 210, screw rod, 211, position-limited wing, 21, handle, 201, square hole, 239,249, gib head, 250, through hole; 230,240, inclined-plane; 3, face-piece, 31, handle, 33, base plate, 331,332, projection, 32, slide block, 310, screw rod, 311, the card wing; 53, briquetting, 521, handle, 52, screw rod, 54, face-piece, 5, latch hook, 51, gib head, 540, through hole, 510,5100,530, the inclined-plane.

Embodiment:

Embodiment one, sees Fig. 1, belongs to first technical scheme; Figure 1 shows that the three-dimensional view of a specific embodiment of the mechanism of locking charger of the present invention on socket, the base 01 that wherein is fixed on the wall constitutes supply socket with the panel 02 that covers base 01, panel 02 inboard is fixed with the electric contact point that is electrically connected with mains supply, this socket is (certain for the three-pin socket in existing household or the public place use, also can use and have the socket that two pin are inserted and tripod is inserted simultaneously, two supply hubs that two power pins and two pin in the charger are plugged match, and the gib head of charger and the tripod ground wire jack in slotting is matched).

Fig. 3 is the three-dimensional exploded view of Fig. 1, and as can be seen from Fig. 3, charger is made up of face-piece 1, base plate 14 and charging circuit and wiring board, because charging circuit and wiring board are prior aries, does not draw in Fig. 3; Two supply hubs 141 on the panel are respectively phase line jack and zero line jack; Screw rod 111 constitutes described bolt with the handle 11 that is connected at an upper portion thereof.

Latch hook 13 among Fig. 3, screw rod 111 and two power pins 141 that are fixed on the base plate 14 constitute retention mechanism, gap between two wings 142 on the body portion 132 of latch hook 13 and the base plate (see figure 4) that matches of sliding, the square hole (see figure 5) that the toothed gib head 131 of upside that stretches out from latch hook passes between the base plate both wings 142 stretches in the ground wire jack 021 of panel 02, the left and right sides width of gib head 131 and ground wire jack 021 slide and match, height is less than the lower-upper length of ground wire jack 021 up and down, gib head 131 can be moved up and down in ground wire jack 021, screw rod 111 passes 10 backs, hole of face-piece 1 upper side wall and screw 133 screw thread couple on the latch hook, the handle 11 of screw rod upper end is positioned at outside the face-piece 1, screw rod 111 is connected between face-piece and the latch hook, screw rod 111 drive latch hooks 13 move up during rotary handle 11, make gib head 131 be subjected to power away from power pin 141, live the upper side wall of the ground wire jack 021 of panel 02 up to the tooth top of gib head 131 upsides, continue equidirectional rotary handle 11, at screw rod 111, handle 11 lower surfaces, under the acting in conjunction of the upper surface of face-piece upper side wall, face-piece 1 and be subjected to downward power and slightly displacement downwards with base plate 14 that face-piece fixes, spacing up to two power pins 141 that are fixed on the base plate 14 by two supply hubs 022 on the panel 02, at this moment, ground wire jack 021 upper inside walls of the tight panel of tooth top of gib head 131 upsides, and power pin 141 downsides hold out against the downside of corresponding power jack 022, also promptly under the effect of screw rod 111, gib head 131 and power pin 141 be subjected to respectively opposing to power, so gib head 131 and power pin 141 difference are stretching ground wire jack 021 and supply hub 022 along the vertical direction, thereby charger is fixed in the socket; Change charger or when socket is pulled down charger, only need latch hook 13 upper sides are separated with the upper inside walls of ground wire jack 021, charger can be taken off from socket at this moment along the opposite spin handle.

Screw rod 111 among Fig. 3 also can change the hole 10 that is connected in the face-piece and the spring between the latch hook into, square hole between the wing 142 on the base plate can not be too many greatly than gib head at this moment, can not insert too greatly otherwise may depart from ground wire jack because of the head of gib head before charger inserts socket.The benefit of this scheme is need not operate retention mechanism after charger inserts socket, must exert oneself when inserting socket but shortcoming is a charger, and only depend on the pulling force of spring to hold latch hook fixedly the time, and fastening reliability is not as good as the scheme with screw rod.

Latch hook described in Fig. 3 13 and power pin 141 be subjected to force direction be opposing to.

Handle 11 among Fig. 3 is positioned at the top of screw rod 111, if screw rod 111 is oppositely placed, be that handle 11 is following, screw rod 111 is last, and the length that adds long bolt, screw rod passes screw 133 couplings on the latch hook among Kong Houzai that the face-piece lower wall offers and Fig. 3, then can change locking direction that gib head 131 made progress originally (at this moment, tooth on the gib head is opened in the downside of gib head 131), at this moment, the process of tightening screw rod is to make latch hook 13 shift to power pin 141, two pincers pin that make gib head 131 and power pin 141 be equivalent to a vice vise the ground wire jack 021 and supply hub 022 of panel respectively, thereby charger is fixed in the socket.This moment latch hook and power pin be subjected to force direction be relative to.

Among Fig. 3, during retention mechanism locking, utilize screw rod 111 that latch hook 13 is upwards drawn, in fact, just can utilize screw rod 111 to come the mode that latch hook pushes away fastening downwards as long as change a lower handle, its method is to make the diameter of handle 11 diameters less than screw rod 111, and the hole 10 on the face-piece is matched with the handle diameters that changes after little, 10 downside upwards passes handle 11 through the hole, simultaneously the tooth of gib head 131 upsides is changed into downside, rotation is stretched out the outer handle of face-piece 1 and is made latch hook 13 is pushed away downwards when fastening, two pincers pin that make gib head 131 and power pin 141 be equivalent to vice vise ground wire jack 021 and the supply hub 022 on the panel respectively, this is that those skilled in the art are attainable on basis of the present invention, is not going to repeat.

Screw rod 111 among Fig. 3 also can horizontal positioned, this moment, latch hook was subjected to the horizontal force of side direction during rotary screw, it is the torsion at center that face-piece 1 is subjected to power pin 141, can increase the power that charger is extracted from socket equally, also charger can be fixed in the socket, be preferably in gib head and with a side that contacts of ground wire jack tooth be set this moment; But the fastening means of this scheme is good not as good as the scheme of Fig. 3.

Embodiment two, see Fig. 2, belong to the 4th technical scheme, Figure 2 shows that the three-dimensional view of the charger of the mechanism of locking charger of the present invention on socket, and it uses socket same as shown in Figure 1.

See shown in Figure 6, it is the three-dimensional exploded view of Fig. 2, as can be seen from Fig. 6, the slide block 22, a pair of latch hook 23 and 24, the bolt that have wedge 221 constitute retention mechanism, the wherein position-limited wing 211 of the handle among the figure 21, annular and screw rod 210 three parts being described bolt respectively, the charging circuit and the wiring board of the charger that do not draw equally among Fig. 6; The symmetry a pair of latch hook 23 and 24 and together after stereogram see Figure 10, two latch hook afterbody opposite positions are respectively equipped with inclined- plane 230 and 240 among Figure 10, gib head 239 and 249 on the latch hook 23 and 24 passes simultaneously behind the through hole between Fig. 6 wing centre section 251 and 252 250, through hole 250 from base plate 25 (is seen Fig. 8, through hole 250 is greater than described ground wire jack) stretch out, gib head 239 shown in Figure 8 and 249 width are suitable with the ground wire jack of corresponding socket, and after gib head 239 and 249 was stacked together up and down, the ultimate range of upper and lower sides was less than the distance of the ground wire jack upper and lower sides of corresponding socket; Gib head 239 upsides are the inclined-plane, and this inclined-plane is along away from the direction of charger base plate 25 obliquely; And gib head 249 downsides are the inclined-plane, and the incline direction on the downside inclined-plane of gib head 239 bezel facets and 249 can obviously be seen along oblique down away from the direction of charger base plate 25 in this inclined-plane from Figure 10.

Among Fig. 6, the screw rod 210 of bolt front portion and screw 220 screw thread couple of slide block 22, the handle 21 of bolt tail and on draw-in groove 212 hole 200 of passing boss 20 central authorities stretch out face-piece 2 after, the card of packing on draw-in groove 212 is situated between, card is situated between and with the position-limited wing 211 greater than hole 200 diameters handle 21 can not be moved axially, the inclined- plane 230 and 240 of the inclined-plane of wedge 221 upper and lower sides of slip front two latch hook rear sides in Figure 10, slide block 22 peripheral square hole 201 (see figure 7)s with face-piece 2 back sides match, in case limited slip block rotation, during rotary handle 21, screw rod 210 driving sliding block 22 that link to each other with handle 21 among Fig. 6 are advanced, make on the slide block wedge 221 through between the inclined- plane 230 and 240 of latch hook 23 and 24 (Figure 10 is seen on inclined-plane 230 and 240) incision two latch hooks between, with two latch hooks 23 and 24 upwards, following direction pushes away (also promptly be subjected to opposing to thrust), latch hook 23 and 24 moves under the guide effect of the wing 251 and 252 respectively up and down, thereby gib head 239 and 249 among Fig. 8 is moved respectively up and down and prop up the ground wire jack upper and lower sides of socket, thereby charger is fixed on the described socket.Because used socket is general existing socket, the socket that all do not draw among Fig. 2 and 6 is so socket of the present invention all can be with reference to the socket among figure 1 and Fig. 3.

Embodiment among Fig. 6 also can omit slide block 22 and constitute handle 21, the screw rod 210 of bolt, and replace elastic spring or another bolt that is arranged between latch hook 23 and 24, and become the 3rd technical scheme, this elastic spring can be located between card platform 213 and 241 or between flank 232 and 242, make two latch hooks be subjected to opposing to elastic force; When replacing another bolt, this bolt is arranged between latch hook 23 and 24, and with one of them latch hook 24 on the screw screw thread couple, be provided with position-limit mechanism between the other end of this bolt and the latch hook 24, during bolt handle outside face-piece is stretched out in rotation, make bolt drive two latch hooks 23 and 24 be subjected to opposing to power and move (opening) to direction radially, until the pair of inner wall of the ground wire jack that props up socket, thus with locking charger on socket.

Embodiment three, see Figure 14, also belong to the 4th technical scheme, the handle 31 of bolt stretches out through a side of face-piece 3, the fastening principle of this charger is seen retention mechanism principle schematic shown in Figure 15, latch hook 23 among Figure 15 with 24 with Fig. 6 in identical, the base plate 33 among Figure 15 has just been Duoed also identical with Fig. 6 of cooperation between the projection 331 of band draw-in groove of two protrusions and 332, two latch hooks and the base plate than the base plate 25 of Fig. 6.

In conjunction with Figure 15 and 16, the wedge shape inclined-plane of slide block 32 upper and lower sides is between the card platform 231 and 241 of latch hook 23 and 24, see Figure 16, screw rod 310, the card wing 311 and handle 31 constitute described bolt, wherein blocking the wing 311 snaps in the base plate 33 in two boss 331 draw-in groove relative with 332, with axially positioning to handle 31, slide block 32 and screw rod 310 screw thread couple, after charger inserted socket, rotary handle 31 moves right slide block 32, thereby by the card platform 231 and 241 make latch hook 23 and 24 be subjected to respectively opposing to power, its principle is identical with the foregoing description, makes gib head in latch hook 23 and 24 prop up the upper and lower sides of ground wire jack in the socket and charger is fixed on the socket.When unclamping bolt in order to make, two gib heads can separate with the upper and lower sides of ground wire jack smoothly, can add extension spring between two latch hooks.

Embodiment four, see Figure 17, belong to second technical scheme, as can be seen from Fig. 17, by latch hook 5, briquetting 53, bolted mechanism, wherein bolt is made of the handle 521 and the screw rod 52 that link to each other, with briquetting 53 two ends across panel 02 upside and charger face-piece 54 upsides, through hole 540 on the base plate is greater than ground wire jack 021, after stretching out, the through hole 540 of the gib head 51 of latch hook 5 that can be up and down on base plate stretch into again in the ground wire jack 021, after screw rod 52 passes the hole of the hole of briquetting 53 and face-piece 54 upper side walls from top, again with latch hook 5 top screw thread couple, tightening handle 521 moves up latch hook 5 to push down ground wire jack 021 upside of panel up to the inclined-plane 5100 of gib head 51 upsides, continue to tighten handle 521, make 521 times side compression briquetting 53 upsides of handle, charger can be fixed on the socket panel vise the panel of socket up to briquetting 53 and gib head 51 till; Just charger can be pulled down from socket after the release handle.

The screw rod of the formation bolt among Figure 17 and handle also can replace with a spring (extension spring), this spring (extension spring) is arranged between briquetting and the latch hook, charger must be pulled upwardly briquetting with hand when inserting socket, inclined-plane 530 obliquely perhaps is set in downside the place ahead of briquetting, and gib head the place ahead is provided with the inclined-plane 510 under oblique simultaneously.

Claims (9)

1, the mechanism of a kind of locking charger on socket, the shell that comprises charger, two power pins that it is characterized in that described charger are fixed in the base plate of described shell and are corresponding with the supply hub of three-pin socket, the latch hook that can move radially along the ground wire jack of described three-pin socket is set in the described shell, have the through hole of corresponding described ground wire jack at described base plate, gib head on the described latch hook stretches out through this through hole, bolt or spring are set between described latch hook and shell, the handle of described bolt and described shell or latch hook screw thread couple and bolt stretches out outside the shell, the madial wall that described gib head can compress described ground wire jack along the front side or the rear side of moving direction under the effect of described bolt or spring.

2, according to the mechanism of the described locking charger of claim 1 on socket, it is characterized in that it is inclined-plane or toothed side that described gib head is pressed to a side of described ground wire jack madial wall, this edge, inclined-plane is away from the oblique axis away from described through hole of the direction of described base plate.

3, the mechanism of a kind of locking charger on socket, the shell that comprises charger, two power pins that it is characterized in that described charger are fixed in the base plate of described shell and are corresponding with supply hub on the three-pin socket, the latch hook that can move radially along the ground wire jack of described three-pin socket is set in the described shell, have the through hole of corresponding described ground wire jack at described base plate, gib head on the described latch hook stretches out through this through hole, on described shell, be provided with and swing or briquetting movably, the part that briquetting stretches out described shell can be pressed in the described socket outside, bolt or spring are set between described latch hook and briquetting, the handle of described bolt and described briquetting or latch hook screw thread couple and bolt stretches out outside the shell, the madial wall that described gib head can compress described ground wire jack along the front side or the rear side of moving direction under the effect of described bolt or spring.

4, according to the mechanism of the described locking charger of claim 3 on socket, it is characterized in that it is inclined-plane or toothed side that described gib head is pressed to a side of described ground wire jack madial wall, this edge, inclined-plane is away from the oblique axis away from described through hole of the direction of described base plate.

5, the mechanism of a kind of locking charger on socket, the shell that comprises charger, two power pins that it is characterized in that described charger are fixed in the base plate of described shell and are corresponding with supply hub on the three-pin socket, two latch hooks that move radially along the ground wire jack of described three-pin socket only are set in the described shell, have the through hole of corresponding described ground wire jack at described base plate, gib head on described two latch hooks stretches out through this through hole, between described two latch hooks, bolt or spring are set, described bolt stretches out outside the shell with the handle of latch hook screw thread couple and bolt wherein, and the outside of described two gib heads can compress the corresponding madial wall of described ground wire jack respectively under the effect of described bolt or spring.

6, according to the mechanism of the described locking charger of claim 5 on socket, it is characterized in that it is inclined-plane or toothed side that described gib head is pressed to a side of described ground wire jack madial wall, this edge, inclined-plane is away from the oblique axis away from described through hole of the direction of described base plate.

7, the mechanism of a kind of locking charger on socket, the shell that comprises charger, two power pins that it is characterized in that described charger are fixed in the base plate of described shell and are corresponding with supply hub on the three-pin socket, two latch hooks that move radially along the ground wire jack of described three-pin socket only are set in the described shell, have the through hole of corresponding described ground wire jack at described base plate, gib head on described two latch hooks stretches out through this through hole, slidably wedge is set in the described shell, the inclined-plane of this wedge can stretch between described two latch hooks, between described wedge and the described shell bolt is set, the handle of described bolt and described wedge or outer casing screw coupling and bolt stretches out outside the shell, and the outside of described two gib heads can compress the corresponding madial wall of described ground wire jack respectively under the effect of described bolt.

8, according to the mechanism of the described locking charger of claim 7 on socket, it is characterized in that it is inclined-plane or toothed side that described gib head is pressed to a side of described ground wire jack madial wall, this edge, inclined-plane is away from the oblique axis away from described through hole of the direction of described base plate.

9,, it is characterized in that being provided with back-moving spring between described two latch hooks according to the mechanism of the described locking charger of claim 7 on socket.

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