CN201435437Y

CN201435437Y - Charger

Info

Publication number: CN201435437Y
Application number: CN2009201561313U
Authority: CN
Inventors: 麦广树
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-04-12
Filing date: 2009-06-05
Publication date: 2010-03-31
Anticipated expiration: 2019-06-05
Also published as: CN101582525A; CN101582525B

Abstract

The utility model relates to a conveniently-used charger of a digital product, which comprises a circuit board which is internally provided with a charging circuit, as well as a shell and a convertinghead, wherein the lower part of the converting head is provided with two electrical contacts that are electrically connected with a charging plug; the upper part of the shell is provided with a strip-shaped slot with an upward opening and in left and right direction; the space between the front wall and the back wall of the strip-shaped slot is matched with the space between the front surface andthe back surface of the converting head in a sliding way; the length in left and right direction of the strip-shaped slot is greater than the sum of the widths in left and right direction of two converting heads; the depth of the strip-shaped slot is equal to or greater than the exposed length after the converting head is plugged into the product to be charged; two electrode plates in left and right directions and electrically connected with the positive and negative output ends of the charging circuit are fixed in the strip-shaped slot; the two electrode plates respectively correspond to twoelectric contacts on the converting head; the converting head plugged into the product to be charged is plugged into the strip-shaped slot; and an upper side plane beside the opening of the strip-shaped slot in the shell is utilized for propping up a downward side wall of the product to be charged, thus stabilizing the product to be charged in the charger.

Description

Charger

Technical field

The utility model relates to a kind of charger, particularly relates to a kind of charger that digital products such as mobile phone, MP3, MP4 or digital camera are charged.

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.Though this charger can be exempted the puzzlement of charging wire, but its shortcoming is that the insertion slot of inner concavity is corresponding one by one with mobile phone model, even the mobile phone of other model and insertion slot match, but may cause and to use because the charging jack is positioned at the position difference of mobile phone bottom, so the mobile phone of different model can not shared same charger, causes the waste of resource; Volume is less and can insert the mobile phone of insertion slot, also because be difficult to make the charging jack on the mobile phone to aim at the charging plug of insertion slot bottom and use difficulty.

Existing another kind of charger for mobile phone is drawn well and is filled, it is to go up at cradle (shell) slot that matches with the mobile phone bottom is set, in slot, be provided with mobile phone on the corresponding electrode slice of charging contact, between cradle and mains supply, be connected with power line, need not to be connected between mobile phone and the cradle with flexible cord, during charging, mobile phone is inserted directly the charging contact that can make in the slot of cradle in the mobile phone contacts with electrode in the slot and to cell-phone charging, slot on its cradle equally must be corresponding one by one with mobile phone model, and the mobile phone between the different model can not shared same charger; The mobile phone bottom is less than the mobile phone of slot, even can insert slot, but because the gap is bigger between mobile phone bottom and the slot, the one, be difficult to make electrode in the charging contact alignment of mobile phone to cause and use inconvenience, the 2nd, vibrate a little and will make the mobile phone displacement and cause loose contact.

Summary of the invention

The utility model purpose be for solve can not be shared between the product different to be charged that exists in the existing charger problem, and provide a kind of digital product charger easy to use, making between the product to be charged of most of different models can shared charger, and product to be charged can be placed in the charger easily, does not need in addition between charger and product to be charged cord to be set again and is connected.

The purpose of this utility model is achieved in that a kind of charger, establish wiring board, shell and the conversion head of charging circuit in comprising, conversion head upper end is provided with the charging plug that the charging jack with product to be charged matches, it is characterized in that described conversion head bottom is provided with two electrical contacts, described two electrical contacts are the elasticity electrical contact and are electrically connected with described charging plug respectively; Described shell upper be provided with opening upwards and about the bar-shaped trough of trend, spacing between spacing between this bar-shaped trough front and rear wall and the described conversion head front-back is slided and is matched, the length of described bar-shaped trough left and right directions is greater than the width sum of two described conversion head left and right directions, the degree of depth of described bar-shaped trough is equal to or greater than described conversion head and inserts the length of exposing behind the product to be charged, at about two of described bar-shaped trough internal fixation trend and the electrode slices that are electrically connected with the positive-negative output end of charging circuit, described two cube electrode sheets are corresponding with two electrical contacts on the described conversion head respectively; After charging plug in the described conversion head being inserted the charging jack of product to be charged, hand is held product to be charged makes the center of gravity of product to be charged then conversion head be inserted described bar-shaped trough near the center of described bar-shaped trough as far as possible, conversion head outside exposing to described product to be charged all is inserted in the described bar-shaped trough, utilize near the upper side plane that is positioned in the shell the described bar-shaped trough oral area to hold the downward sidewall of product to be charged, thereby support product to be charged and prevent that product to be charged from swinging, charging circuit in the wiring board is through two electrode slices, send in the product to be charged behind two electrical contacts of conversion head and the charging plug, the battery for the treatment of in the charge prepd charges.

Described charger is characterized in that being provided with some vertical slot in the antetheca inboard or the rear wall inboard of described bar-shaped trough, is provided with at least one vertical muscle and described vertical slot matches in the respective side of described conversion head.

For the product to be charged of different model, possible its charging jack be positioned at position on the limit be not quite similar (particularly be positioned at product to be charged on the sidewall for the charging jack--be called side-plug-in; With respect to side-plug-in, the product to be charged that the charging jack is positioned at diapire is called the slotting formula in the end), but because the bar shaped that the electrode slice described in the utility model moves towards about being, as long as the length of moving towards about electrode slice is enough, just product to be charged can be moved to left or moves to right with respect to shell, product to be charged is placed on the described shell restfully.For product to be charged, only need to change the conversion head (the electrical contact size of conversion head lower end is identical, the charging plug of different just conversion head upper ends) that matches with it and get final product with different charging jacks.

Power supply input pin in the utility model (being the part of charging circuit) also can be fixed in the attaching plug, between the power input of attaching plug and charging circuit, be connected with electric wire, the utility model was equivalent to a seat and filled this moment, after unclamping hand, correspondingly the back with product to be charged leans against shell front side, present fill and product to be charged between do not need charging wire.

Owing to adopted technical scheme described in the utility model, after only the charging plug on the conversion head need being inserted the charging jack of product to be charged when the user uses, inserting together can be stable with product to be charged in the bar-shaped trough of shell again, and the electrode slice in electrical contact and the bar-shaped trough on the conversion head is reliably contacted, use the utmost point convenient; For having the same transitions head but charging jack position different product to be charged can use same charger, only need to change a slight conversion head between the product to be charged of different charging jacks (the just charging plug difference on the conversion head) and get final product even use; Need not to be provided with cord between charger and product to be charged is connected; It is not only convenient to use, and same charger can charge to different product, has saved social resources.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the three-dimensional exploded view of a specific embodiment of the present utility model.

Fig. 2 is the stereo amplification figure of another angle of face-piece among Fig. 1.

Fig. 3 is the three-dimensional enlargement decomposition of the conversion head that uses among Fig. 1 embodiment.

Fig. 4 takes part in stereogram after conversion head among Fig. 1 is gone in the machine transplanting of rice to side to be charged.

Fig. 5 takes part in stereogram after conversion head among Fig. 1 is gone in the machine transplanting of rice to another side to be charged.

Fig. 6 is the user mode schematic diagram when with Fig. 1 embodiment mobile phone to be charged among Fig. 5 being charged.

Fig. 7 takes part in stereogram after conversion head among Fig. 1 is gone in the machine transplanting of rice to the end to be charged.

Fig. 8 is the user mode schematic diagram when with Fig. 1 embodiment mobile phone to be charged among Fig. 7 being charged.

Among the figure, 51, charging plug, 53, vertical muscle, 5, conversion head, 52, electrical contact, 41,42, electrode slice, 31, bar-shaped trough, 33, vertical slot, 32, inner chamber, 3, face-piece, 2, wiring board, 11, power pin, 1, base plate, 34, positioning bar, 35, the hole, 56, bonnet, 55, protecgulum, 50, through hole, 520, electrical contact, 541,542, shell fragment, 54, mounting blocks, 61,62, mobile phone, 7, commercial power socket, 63, mobile phone.

Embodiment:

Embodiment one, see Fig. 1, described charger is a charger for mobile phone, establish the wiring board 2 of charging circuit in comprising, conversion head 5, and the shell that constitutes by face-piece 3 and base plate 1, conversion head 5 upper ends are provided with the charging plug 51 that the charging jack with mobile phone matches, the bottom is provided with two electrical contacts 52 (only seeing among Fig. 1), wiring board 2 is installed in the inner chamber 32 of face-piece 3 and base plate 1 and face-piece is fixed together again, face-piece 1 top be provided with opening upwards and about the bar-shaped trough 31 of trend, be provided with some vertical slot 33 in the antetheca inboard of bar-shaped trough 31, the vertical slot 33 that the front side of conversion head 5 is provided with a vertical muscle 53 and bar-shaped trough antetheca inboard matches.Two cube electrode sheets 4142 stretch into the inboard and rear wall inboard near the antetheca of bar-shaped trough respectively, bar-shaped trough 31 bottoms, be fixed on by 34 location of the positioning bar among Fig. 2 bottom the bar-shaped trough, be welded on respectively in the two

cube electrode sheets

41 and 42 of Fig. 1 after stretch out in the hole 35 of the electric wire bar shaped trench bottom in Fig. 2 that is electrically connected with the positive-negative output end of charging circuit in the wiring board.

See Fig. 3, the conversion head structure of present embodiment is made of protecgulum 55, bonnet 56, shell fragment 541 and 542, mounting blocks 54, charging plug 51, electrical contact 52 and 520, wherein two shell fragments 541 and 542 are electrically connected with charging plug 51 respectively, after installing, electrical contact 520 parts of bead shape are stretched out through the through hole 50 of protecgulum, two legs of mounting blocks 54 are pushed down at shell fragment 542 two ends, when the electrical contact 520 that exposes protecgulum was subjected to inside power, electrical contact 520 overcame the elastic force of shell fragment 542 and makes shell fragment 542 bendings; Equally, electrical contact 52 and shell fragment 541 are installed in the opposite side of mounting blocks 54 symmetrically, and its principle is the same with the principle of electrical contact 520 and shell fragment 542.Fig. 3 is the structural representation of wherein a kind of conversion head of using in the present embodiment, and in fact conversion head has multiple structure, is prior art, so do not do to state at this more.

Generally speaking, distance between the conversion head front-back is less than the distance between the mobile phone front-back, so after the conversion head on the mobile phone inserted bar-shaped trough, near the upper side the bar-shaped trough oral area can play the effect that supports mobile phone with the downward contacts side surfaces of mobile phone.

Fig. 4 is the stereogram behind the conversion head that side intervention machine 61 to be charged inserts among Fig. 1.As can be seen from Fig. 4, charging jack on this mobile phone is near its left side, at this moment, if charger is inserted on the commercial power socket, the user is towards the face-piece front side, then the conversion head in the insertion mobile phone 61 shown in Figure 45 is inserted by the bar-shaped trough left end, make the right side of face-piece upper side support the mobile phone right side, prevent that mobile phone from swinging or turning over side to the right.

Fig. 5 takes part in stereogram after conversion head among Fig. 1 is gone in the machine transplanting of rice to another side to be charged.As can be seen from Fig. 5, the charging jack of this mobile phone 62 is positioned at its right, and as shown in Figure 6, face-piece 3 upside left ends support the downside left end of mobile phone after this moment conversion head 5 being inserted near the bar-shaped trough right-hand member of Fig. 1 embodiment, prevents that mobile phone from putting or routing up left left.

The mobile phone of inserting the end of for insert behind the conversion head schematic diagram as shown in Figure 7.At this moment, the conversion head of mobile phone bottom can arbitrarily insert in the bar-shaped trough and get final product, as shown in Figure 8.

After conversion head inserted bar-shaped trough in the present embodiment, the axis of conversion head was vertically upward.

After the vertical slot of bar-shaped trough antetheca inboard and the vertical muscle in the conversion head match, can further play fixation to the mobile phone in the charging.

Be product to be charged with mobile phone all in the various embodiments described above, in fact above each embodiment also is fit to other digital product charging.

Claims

1, a kind of charger, establish wiring board, shell and the conversion head of charging circuit in comprising, conversion head upper end is provided with the charging plug that the charging jack with product to be charged matches, it is characterized in that described conversion head bottom is provided with two electrical contacts, described two electrical contacts are the elasticity electrical contact and are electrically connected with described charging plug respectively; Described shell upper be provided with opening upwards and about the bar-shaped trough of trend, spacing between spacing between this bar-shaped trough front and rear wall and the described conversion head front-back is slided and is matched, the length of described bar-shaped trough left and right directions is greater than the width sum of two described conversion head left and right directions, the degree of depth of described bar-shaped trough is equal to or greater than described conversion head and inserts the length of exposing behind the product to be charged, at about two of described bar-shaped trough internal fixation trend and the electrode slices that are electrically connected with the positive-negative output end of charging circuit, described two cube electrode sheets are corresponding with two electrical contacts on the described conversion head respectively.

2, according to the described charger of claim 1, it is characterized in that being provided with some vertical slot in the antetheca inboard or the rear wall inboard of described bar-shaped trough, be provided with at least one vertical muscle and described vertical slot matches in the respective side of described conversion head.