CN214124884U

CN214124884U - Charger for digital camera battery

Info

Publication number: CN214124884U
Application number: CN202023092297.9U
Authority: CN
Inventors: 邹伟华; 李香; 傅永生
Original assignee: Shenzhen Xtar Electronics Co ltd
Current assignee: Shenzhen Xtar Electronics Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-09-03
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a charger for digital camera battery, include: the charging seat, the battery seat and the locking component; a battery clamping groove for clamping the battery is formed on the battery seat; the charging seat is provided with a first connecting surface, and the first connecting surface is provided with an elastic conductive piece and a buckling piece; the battery seat is provided with a second connecting surface, and the second connecting surface is provided with a conductive contact part and a clamping part; the battery clamping groove is also provided with a conductive terminal which is electrically connected with the battery terminal at a position corresponding to the battery terminal, and the conductive terminal is electrically connected with the conductive contact part; the clamping piece is connected with the clamping part in a clamping way so as to connect the charging seat with the battery seat; the locking assembly is used for locking the connected charging seat and the battery seat; after the charging seat is connected with the battery seat, the elastic conductive piece is electrically contacted with the conductive contact part. The charger can utilize the mode of replacing the battery holder, so that the charging holder can be compatible with batteries of different models for use, thereby not only reducing the use cost of a user, but also reducing the manufacturing cost of a manufacturer.

Description

Charger for digital camera battery

Technical Field

The application relates to the technical field of chargers, in particular to a charger for a digital camera battery.

Background

The digital camera mainly relies on a rechargeable battery to provide power, the rechargeable battery is generally charged by a charger, and the traditional digital camera battery charger can only be compatible with a single camera battery and has small compatibility. Meanwhile, for consumers holding various brands and models, chargers of various models need to be equipped, so that the use cost is high, and later maintenance is difficult.

SUMMERY OF THE UTILITY MODEL

The application aims at providing the charger for the digital camera battery to be compatible with batteries of different models, so that the use cost of a consumer is reduced, and the later maintenance and use are facilitated.

The application provides a charger for a digital camera battery, comprising: the charging seat, the battery seat and the locking component; a battery clamping groove for clamping a battery is formed on the battery seat; the charging seat is provided with a first connecting surface, and the first connecting surface is provided with an elastic conductive piece and a buckling piece; the battery holder is provided with a second connecting surface, and the second connecting surface is provided with a conductive contact part and a clamping part; the battery clamping groove is also provided with a conductive terminal which is electrically connected with the battery terminal at a position corresponding to the battery terminal, and the conductive terminal is electrically connected with the conductive contact part; the clamping piece is connected with the clamping part in a clamping manner so as to connect the charging seat with the battery seat; the locking assembly is used for locking the connected charging seat and the battery seat; after the charging seat is connected with the battery seat, the elastic conductive piece is electrically contacted with the conductive contact part.

Furthermore, the fastener is provided with an extension part which is perpendicular to the first connecting surface and extends outwards, and a clamping part which is transversely connected with the extension part; the clamping part is a groove-shaped clamping part which is sunken inwards from the second connecting surface, the groove-shaped clamping part is provided with an embedding area and a clamping area communicated with the embedding area, and the groove-shaped clamping part is provided with a propping part at the position of an opening of the groove-shaped clamping part, which is opposite to the clamping area; the clamping part extends into the placing area, moves to the clamping area and contacts with the abutting part.

Further, the extension part is an L-shaped extension part, and the embedding area is an L-shaped embedding area.

Further, the locking assembly includes: an elastic member and a locking member; the charging seat is inwards sunken from the first connecting surface to form a guide sliding groove and an accommodating groove which are mutually communicated, and the charging seat is also provided with a limiting groove; a locking groove is formed on the battery seat and is inwards sunken from the second connecting surface; after the charging seat is connected with the battery seat, the guide sliding groove is communicated with the locking groove; the locking piece is arranged in the guide sliding groove in a sliding mode, and a limiting block is further arranged on the locking piece and positioned in the limiting groove so as to limit the locking piece to move back and forth between a locking position and an unlocking position; the elastic piece is arranged in the accommodating groove, one end of the elastic piece abuts against the locking piece, and the other end of the elastic piece abuts against the groove wall of the accommodating groove; in the locking position, the locking piece enables part of the locking piece to be exposed out of the guide sliding groove and extend into the locking groove under the action of elastic resetting force provided by the elastic piece; and in the unlocking position, the locking piece partially exposed out of the guide sliding groove retracts into the guide sliding groove.

Further, the elastic component is a spring, the locking component faces towards one end of the elastic component, a positioning column is further arranged at one end of the spring, and a sleeve of the spring is arranged on the positioning column.

Furthermore, the limiting block is exposed through the limiting groove, the exposed part of the limiting block forms a pushing part, and the pushing part is used for pushing the locking part to move from the locking position to the unlocking position along the guide sliding groove under the action of external force, so that the locking part moves out of the locking groove.

Furthermore, the pushing part is provided with an anti-slip part, the anti-slip part is a plurality of strip-shaped grooves arranged on the pushing part, and the strip-shaped grooves are sequentially arranged in parallel at equal intervals.

Furthermore, four buckling pieces are arranged, four rectangular arrays of the buckling pieces are arranged on the first connecting surface of the charging seat, and the elastic conductive piece is positioned in the middle of the four buckling pieces in the rectangular arrays; the battery seat is provided with four buckling parts, the four buckling parts are arranged on the second connecting surface of the battery seat in a rectangular array mode, and the conductive contact parts are located in the middle of the four buckling parts of the rectangular array.

Furthermore, a first cavity is formed inside the charging seat, and a first circuit board is also arranged in the first cavity; the elastic conductive parts are provided with a plurality of elastic conductive parts, the first connecting surface is provided with a plurality of first via holes which are in one-to-one correspondence with the elastic conductive parts, and the first via holes are communicated with the first cavities; the elastic conductive piece is electrically connected with a first circuit board, the first circuit board is installed in the first cavity, and the elastic conductive piece penetrates through the first via hole and is exposed out of the first connecting surface through the first via hole;

a second cavity is formed in the battery holder, and a second circuit board and a third circuit board are arranged in the second cavity; the conductive contact parts are provided with a plurality of second through holes which are in one-to-one correspondence with the conductive contact parts, the bottom of the battery clamping groove is provided with at least two third through holes communicated with the second cavity, and the second through holes and the third through holes are communicated with the second cavity; the conductive contact part is electrically connected with the second circuit board, the conductive terminal is electrically connected with the third circuit board, and the third circuit board is electrically connected with the second circuit board; the conductive contact part is positioned in the second through hole, or the surface of the conductive contact part is flush with the second connecting surface; and the conductive terminal penetrates through the third through hole and is exposed out of the bottom of the battery clamping groove through the third through hole.

Further, the charging cradle comprises: the charging base upper shell is used for covering and being arranged on the charging base lower shell to form the first cavity; the battery holder includes: the battery holder upper shell is used for covering and is arranged on the battery holder lower shell so as to form the second cavity.

According to the charger for the digital camera battery, the charger can utilize the mode of replacing the battery holder, so that the charging holder can be compatible with batteries of different models for use, the use flexibility of the charger is improved, the use cost of a user is reduced, and the manufacture cost of a manufacturer can be reduced.

Drawings

FIG. 1 is an exploded view of a charger for a digital camera battery as provided herein;

fig. 2 is a perspective view of a charging stand provided in the present application;

fig. 3 is a schematic view of an internal structure of a charging stand according to the present application;

fig. 4 is a schematic structural diagram of the battery holder provided in the present application, with a second connection surface as a viewing angle;

fig. 5 is a first cross-sectional view of the charging stand and the battery stand provided by the present application after being connected;

fig. 6 is a second cross-sectional view of the charging stand and the battery stand provided in the present application after being connected;

fig. 7 is a first schematic view illustrating an installation process of a charging stand and a battery stand according to the present application;

fig. 8 is a schematic view illustrating a second installation process of the charging stand and the battery stand according to the present application;

fig. 9 is a third schematic view illustrating an installation process of the charging stand and the battery stand according to the present application.

Detailed Description

The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.

Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. Also, the various steps or actions in the method descriptions may be transposed or transposed in order, as will be apparent to one of ordinary skill in the art. Thus, the various sequences in the specification and drawings are for the purpose of describing certain embodiments only and are not intended to imply a required sequence unless otherwise indicated where such sequence must be followed.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).

The charger for the digital camera battery is mainly used for charging the battery of the digital camera, and can be used for charging other photographic equipment batteries or charging other equipment batteries. The charging seat in this charger adopts the mode that buckle spare and clamping part joint are connected with the battery holder, when needs are different model batteries to charge, only need to change the charging seat that is suitable for different model batteries can to compatible different model batteries reduce consumer use cost, the later maintenance of being convenient for uses, still can reduce the manufacturing cost of firm simultaneously.

Referring to fig. 1 to 6, the charger for a battery of a digital camera provided in the present embodiment mainly includes: a charging dock 10, a battery dock 20, and a locking assembly 30.

The charging base 10 has a first connection surface 11, the first connection surface 11 is provided with an elastic conductive member 12 and a locking member 13, the battery base 20 has a second connection surface 21, and the second connection surface 21 is provided with a conductive contact portion 22 and a locking portion 23. A battery slot 24 is formed on the battery holder 20, and the battery slot 24 is used for holding a battery, i.e. a battery of the digital camera, i.e. a battery to be charged. The battery card slot 24 can be provided with one, two or more, and is specifically provided according to actual needs. In this embodiment, the battery holder 20 is provided with two battery slots 24. The battery slot 24 is also provided with a conductive terminal 25 electrically connected to the battery terminal at a position corresponding to the battery terminal, and the conductive terminal 25 is electrically connected to the conductive contact portion 22. When the battery is held in the battery slot 24, the battery terminals are electrically connected to the conductive terminals 25.

In this embodiment, the buckle 13 of setting on charging seat 10 is connected with the 23 joints of buckle portion of setting on battery stand 20 to make charging seat 10 be connected with battery stand 20 joint, charging seat 10 adopts the mode realization that the joint is connected to realize dismantling with battery stand 20, when needs are for different model batteries charge, only need to change the charging seat that is suitable for different model batteries can, with compatible different model batteries, reduce consumer use cost, the later maintenance of being convenient for uses. It should be noted that, to change the charging stand 20 suitable for different models means that the battery slots 24 provided on different charging stands 20 are different in size and shape.

Locking subassembly 30 is used for charging seat 10 and battery stand 20 behind the locking connection to make the charging seat 10 and the battery stand 20 that the joint is connected be connected more firmly, play the purpose of dual fastening, improve the fastness that charging seat 10 and battery stand 20 are connected.

In an embodiment, as shown in fig. 1, fig. 2 and fig. 4, four locking elements 13 are provided, four locking elements 13 are arranged on the first connection surface 11 of the charging stand 10 in a rectangular array, and the elastic conductive element 12 is located in the middle of the four locking elements 13 in the rectangular array. Correspondingly, four buckling parts 23 are also provided, four buckling parts 23 are also arrayed on the second connecting surface 21 of the battery holder 20 in a rectangular array, and the conductive contact part 22 is also located in the middle of the four buckling parts 23 in the rectangular array.

The elastic conductive member 12 can generate an elastic force by itself, i.e., can retract into the first via hole 111 under a stress condition, and has a tendency to move toward the outside of the first connection surface 11 under the action of its elastic force. After the fastening part 13 is connected with the fastening part 23 in a clamping manner, the elastic conductive part 12 can be fully contacted with the conductive contact part 22 under the action of the elastic force of the elastic conductive part, so that the stability of conductive contact is ensured. Meanwhile, after the locking member 13 is locked and connected with the locking portion 23, in order to ensure the beauty of the charger product, the first connection surface 11 and the second connection surface 21 are basically overlapped, or the gap between the first connection surface 11 and the second connection surface 21 is very small and can be ignored.

After the charging stand 10 is connected to the battery holder 20, the elastic conductive member 12 is electrically contacted to the conductive contact portion 22, thereby charging the battery through the charging stand 10.

The charging base 10 has a hollow structure, the hollow structure is formed as a first cavity 10 ', and a first circuit board 14 is further disposed in the first cavity 10'. The elastic conductive members 12 are provided with a plurality of first via holes 111, and the first via holes 111 are corresponding to the elastic conductive members 12 in one-to-one correspondence and are consistent in number. The first via hole 111 is communicated with the first cavity 10 ', the elastic conductive member 12 is electrically connected to the first circuit board 14, the first circuit board 14 is installed in the first cavity 10', the elastic conductive member 12 is inserted into the first via hole 111, and a portion of the elastic conductive member 12 inserted into the first via hole 111 is exposed to the first connection surface 11 through the first via hole 111.

The battery holder 20 is also hollow and is formed as a second cavity 20 ', and a second circuit board 26 and a third circuit board 27 are disposed in the second cavity 20'. The conductive contact parts 22 are provided with a plurality of second via holes 211, the second connection surface 21 is provided with a plurality of third via holes 241, the bottom of the battery slot 24 is also provided with a third via hole 241, the second via holes 211 and the third via holes 241 are communicated with the second cavity 20', and the positions of the second via holes 211 correspond to all the conductive contact parts 22 one by one and are consistent in number. The conductive contact portion 22 is electrically connected to the second circuit board 26, the conductive terminal 25 is electrically connected to the third circuit board 27, and the third circuit board 27 is electrically connected to the second circuit board 26 by a flat cable. The conductive contact portion 22 is located in the second via hole 211, or the surface of the conductive contact portion 22 is flush with the second connection surface 21, the conductive terminal 25 penetrates through the third via hole 241, and the conductive terminal 25 is exposed to the bottom of the battery slot 24 through the third via hole 241, and correspondingly, the terminal of the battery faces the bottom of the battery slot 24.

In this embodiment, six elastic conductive members 12 and six conductive contact portions 22 are provided, respectively.

The elastic conductive member 12 is mounted on a first circuit board 14, and the first circuit board 14 is formed as a circuit board having a charging function. The conductive contact 22 is mounted on a second circuit board 26, the conductive terminals 25 are mounted on a third circuit board 27, the third circuit board 27 is used for fixing the conductive terminals 25, and the second circuit board 26 is used for connecting the first circuit board 14 and the second circuit board 27. To facilitate the mounting of the circuit boards, a first slot is also provided in the wall of the first cavity 10' facing away from the first connection face 11, in which a first circuit board 14 is mounted. A second slot is also provided in the second cavity 20' facing away from the second connection surface 21, in which a second circuit board 26 is plugged. A third slot is also arranged on the cavity wall of the second cavity 20' opposite to the bottom of the battery slot 24, and a third circuit board 27 is inserted in the third slot.

In this embodiment, a power plug 15 is further disposed in the first cavity 10 ', the power plug 15 is electrically connected to the first circuit board 14, a power via 112 (as shown in fig. 3) is disposed on a cavity wall of the first cavity 10 ', a power fixing groove 113 (as shown in fig. 5) is further disposed on the cavity wall of the power via 112 in the first cavity 10 ', the power via 112 is disposed at a bottom of the power fixing groove 113, and the power plug 15 is inserted and fixed in the power fixing groove 113 by means of a snap-fit connection. The power connector 15 is specifically a female plug, and the power via hole 112 exposes the jack of the female plug, so as to facilitate the plug-in connection with the male plug at one end of the external connection line, and the other end of the external connection line is connected with a power supply, so as to charge the battery.

In one embodiment, the charging stand 10 and the battery stand 20 are both designed in a split type, which facilitates the installation and maintenance of the internal structures of the two. Specifically, the charging dock 10 includes: the charging seat upper shell 16 and the charging seat lower shell 17, the charging seat upper shell 16 is used for covering and is arranged on the charging seat lower shell 17 and is fixedly connected with the charging seat upper shell through an ultrasonic welding mode, and therefore a first cavity 10' is formed. The battery holder 20 includes: a battery holder upper shell 28 and a battery holder lower shell 29, wherein the battery holder upper shell 28 is used for covering and fixing on the battery holder lower shell 29 by ultrasonic welding, so as to form the second cavity 20'.

In one embodiment, the first via hole 111, the first slot, the power via hole, and the power fixing slot 113 may be formed between the charging-stand upper shell 16 and the charging-stand lower shell 17, that is, the charging-stand upper shell 16 and the charging-stand lower shell 17 are respectively formed with a semi-circular hole structure and a semi-circular slot structure. Accordingly, the second via hole 211 and the second slot may also be a semi-hole structure or a semi-slot structure formed between the battery holder upper case 28 and the battery holder lower case 29. Of course, in other embodiments, the first via 111, the first slot, the power via, and the power fixing slot 113 may also be structures formed on the charging-stand upper shell 16 and/or the charging-stand lower shell 17, and correspondingly, the second via 211 and the second slot may also be structures formed on the battery-stand upper shell 28 and/or the battery-stand lower shell 29.

In the above embodiment, the elastic conductive member 12 and the locking member 13 are disposed on the same surface of the charging stand 10 (i.e. on the first connection surface 11), and the conductive contact portion 22 and the locking portion 23 are disposed on the same surface of the battery stand 20 (i.e. on the second connection surface 21), so that after the locking member 13 is locked with the locking portion 23, the elastic conductive member 12 and the conductive contact portion 22 are electrically connected.

It should be noted that the battery to be charged is composed of a battery body and a battery terminal arranged on the battery body, the battery terminal includes a positive terminal and a negative terminal, and correspondingly, at least two conductive terminals 25 are arranged at positions of the battery slot 24 corresponding to the battery terminal, and the two conductive terminals correspond to the positive terminal and the negative terminal of the battery respectively.

With continued reference to fig. 1 and 2, the latch 13 has an extending portion 131 and a retaining portion 132, wherein the extending portion 131 is perpendicular to the first connecting surface 11 and extends outward, and the retaining portion 132 is transversely connected to the extending portion 131. In this embodiment, the extension 131 is an L-shaped extension, that is, the cross section of the extension 131 is L-shaped. Of course, in other embodiments, the cross-sectional shape of the extension 131 may be other shapes such as rectangular. In some embodiments, the extension 131 and the catch 132 are both plate-like structures.

Referring to fig. 4 and 5, the fastening portion 23 is a groove-shaped fastening portion recessed inward from the second connecting surface, the groove-shaped fastening portion has a placing area 231 and a clamping area 232, the placing area 231 is communicated with the clamping area 232, and a supporting portion 233 is disposed at an opening of the groove-shaped fastening portion and opposite to the clamping area 232. The holding portion 132 extends into the placing area 231 and moves to the holding area 232, and the holding portion 132 contacts the abutting portion 233 in the holding area 232. It can be understood that the distance from the holding portion 132 to the first connecting surface is substantially equal to the thickness of the abutting portion 233, so that the abutting portion 233 is held between the holding portion 132 and the first connecting surface, and the locking member 13 is connected to the locking portion 23 in a locking manner. In this embodiment, the insertion region 231 is correspondingly formed in an L-shape, thereby forming an L-shaped insertion region.

As shown in fig. 1, 2, 3 and 4, the locking assembly 30 includes: the elastic element 31 and the locking element 32 are formed on the charging seat 10 by inwardly recessing the first connecting surface 11 to form the guiding chute 18 and the accommodating groove 19, the guiding chute 18 is communicated with the accommodating groove 19, and the guiding chute 18 is closer to the first connecting surface 11 relative to the accommodating groove 19. The charging stand 10 is further provided with a limiting groove 181, the limiting groove 181 is communicated with the guiding sliding groove 18, and the battery holder 20 is formed with a locking groove 212 recessed inwards from the second connecting surface 21. After the charging stand 10 is connected to the battery holder 20, the guide chute 18 communicates with the locking groove 212. The locking member 32 is slidably disposed in the guide sliding groove 18, the locking member 32 is further provided with a limiting block 321, the limiting block 321 is disposed in the limiting groove 181, the limiting groove 181 is used for limiting the locking member 31 to move back and forth between a locking position a and an unlocking position B along the length direction of the guide sliding groove 18, specifically, the length direction of the limiting groove 181 and the end close to the first connecting surface 11 are the locking position a, the end far away from the first connecting surface 11 are the unlocking position B, and a two-way arrow in fig. 3 represents the direction of the locking member 31 moving back and forth. The elastic element 32 is disposed in the accommodating groove 19, and one end of the elastic element 32 abuts against the locking element 31, and the other end of the elastic element 32 abuts against a groove wall of the accommodating groove 19. After the charging stand 10 is connected to the battery holder 20, as shown in fig. 2, in the locking position a, the locking member 31 is under the elastic restoring force provided by the elastic member 32, such that a portion of the locking member is exposed out of the guiding chute 18, i.e., out of the first connecting surface 11, and an exposed portion of the locking member 31 extends into the locking groove 212, thereby locking the charging stand 10 and the battery holder 20 after connection. In the unlocking position B, the locking member partially exposed out of the guide sliding groove 18 is retracted into the guide sliding groove 18 to unlock the locked charging stand 10 and the battery stand 20.

In an embodiment, the elastic member 32 is a spring, and a positioning pillar 322 is further disposed at an end of the locking member 31 facing the elastic member 32, and an end of the spring is sleeved on the positioning pillar 322 to improve the stability of the connection between the elastic member 32 and the locking member 31.

In this embodiment, the limiting block 321 is exposed through the limiting groove 18, and the exposed portion of the limiting block 321 forms a pushing portion, which is used for pushing the locking member 31 to move from the locking position a to the unlocking position B along the length direction of the guide chute 18 under the action of an external force, so that the locking member 31 moves out of the locking groove 212.

In one embodiment, the pushing portion is provided with an anti-slip portion 323, the anti-slip portion 323 is a plurality of strip-shaped grooves disposed on the pushing portion, and the plurality of strip-shaped grooves are sequentially, equally spaced and parallel.

Referring to fig. 7, 8, and 9, the charger provided by the present application is specifically assembled as follows:

as shown in fig. 7, the charging base 10 is moved downward along the direction of the right arrow shown in fig. 7, and the locking member 13 is aligned with the locking portion 23, so that the locking portion 132 enters the interior of the groove-shaped locking portion through the insertion area 231. Meanwhile, the limiting block 321 is moved upwards along the arrow direction on the right side shown in fig. 7, and under the action of the limiting block 321, the locking member 32 is driven to move from the locking position a to the unlocking position B along the length direction of the guide chute 18.

As shown in fig. 8, the charging base 10 is moved leftward in the direction of the arrow shown in fig. 8, so that the holding portion 233 is held between the holding portion 132 and the first connecting surface 11. Meanwhile, the elastic conductive member 12 retracts into the first through hole under the action of its own elastic force, and fully contacts with the conductive contact portion 22 after the charging stand moves to the left, so as to realize electrical connection.

As shown in fig. 9, the stopper 321 is released, and the stopper 321 drives the locking member 32 to move downwards in the direction of the arrow shown in fig. 7 under the elastic restoring force of the elastic member 31, and extends into the locking groove 212.

Of course, when the battery seat to be replaced by different batteries is needed, the original charging seat is removed according to the reverse order of assembly, and then the battery seat to be replaced is installed on the charging seat according to the assembly order.

In summary, the charger for the digital camera battery provided by the embodiment can utilize the mode of replacing the battery holder, so that the charging holder can be compatible with batteries of different models for use, the flexibility of the charger is improved, the production cost of a user is reduced, and the manufacturing cost of a manufacturer can be reduced.

The foregoing is a more detailed description of the present application in connection with specific embodiments thereof, and it is not intended that the present application be limited to the specific embodiments thereof. It will be apparent to those skilled in the art from this disclosure that many more simple derivations or substitutions can be made without departing from the inventive concepts herein.

Claims

1. A charger for a digital camera battery, comprising: the charging seat, the battery seat and the locking component; a battery clamping groove for clamping a battery is formed on the battery seat; the charging seat is provided with a first connecting surface, and the first connecting surface is provided with an elastic conductive piece and a buckling piece; the battery holder is provided with a second connecting surface, and the second connecting surface is provided with a conductive contact part and a clamping part; the battery clamping groove is also provided with a conductive terminal which is electrically connected with the battery terminal at a position corresponding to the battery terminal, and the conductive terminal is electrically connected with the conductive contact part; the clamping piece is connected with the clamping part in a clamping manner so as to connect the charging seat with the battery seat; the locking assembly is used for locking the connected charging seat and the battery seat; after the charging seat is connected with the battery seat, the elastic conductive piece is electrically contacted with the conductive contact part.

2. A charger for a digital camera battery, as recited in claim 1, wherein said latch has an extension portion extending outwardly perpendicular to said first connecting surface, and a catch portion connected laterally to said extension portion; the clamping part is a groove-shaped clamping part which is sunken inwards from the second connecting surface, the groove-shaped clamping part is provided with an embedding area and a clamping area communicated with the embedding area, and the groove-shaped clamping part is provided with a propping part at the position of an opening of the groove-shaped clamping part, which is opposite to the clamping area; the clamping part extends into the placing area, moves to the clamping area and contacts with the abutting part.

3. A charger for a battery of a digital camera, as recited in claim 2, wherein said extension is an L-shaped extension and said insertion area is an L-shaped insertion area.

4. A charger for a digital camera battery, as recited in claim 1, wherein said locking assembly comprises: an elastic member and a locking member; the charging seat is inwards sunken from the first connecting surface to form a guide sliding groove and an accommodating groove which are mutually communicated, and the charging seat is also provided with a limiting groove; a locking groove is formed on the battery seat and is inwards sunken from the second connecting surface; after the charging seat is connected with the battery seat, the guide sliding groove is communicated with the locking groove; the locking piece is arranged in the guide sliding groove in a sliding mode, and a limiting block is further arranged on the locking piece and positioned in the limiting groove so as to limit the locking piece to move back and forth between a locking position and an unlocking position; the elastic piece is arranged in the accommodating groove, one end of the elastic piece abuts against the locking piece, and the other end of the elastic piece abuts against the groove wall of the accommodating groove; in the locking position, the locking piece enables part of the locking piece to be exposed out of the guide sliding groove and extend into the locking groove under the action of elastic resetting force provided by the elastic piece; and in the unlocking position, the locking piece partially exposed out of the guide sliding groove retracts into the guide sliding groove.

5. A charger for digital camera battery, as recited in claim 4, wherein said elastic member is a spring, and a positioning post is further disposed on an end of said locking member facing said elastic member, and an end of said spring is fitted over said positioning post.

6. A charger for a digital camera battery, as recited in claim 4, wherein said stopper is exposed through said stopper groove, and the exposed portion of said stopper is formed as a pushing portion for pushing said locking member to move along said guide chute from the locking position to the unlocking position under the action of external force, so that said locking member moves out of said locking groove.

7. A charger for digital camera battery, as recited in claim 6, wherein said pushing portion is provided with an anti-slip portion, said anti-slip portion is a plurality of bar-shaped grooves provided on said pushing portion, said plurality of bar-shaped grooves are arranged in parallel and sequentially at equal intervals.

8. A charger for a digital camera battery, as recited in claim 1, wherein said four said snaps are provided, four said rectangular arrays of snaps are on the first connection surface of said charging dock, said resilient conductive member is located in the middle of four said snaps of the rectangular arrays; the battery seat is provided with four buckling parts, the four buckling parts are arranged on the second connecting surface of the battery seat in a rectangular array mode, and the conductive contact parts are located in the middle of the four buckling parts of the rectangular array.

9. A charger for a battery of a digital camera according to claim 1,

a first cavity is formed inside the charging seat, and a first circuit board is also arranged in the first cavity; the elastic conductive parts are provided with a plurality of elastic conductive parts, the first connecting surface is provided with a plurality of first via holes which are in one-to-one correspondence with the elastic conductive parts, and the first via holes are communicated with the first cavities; the elastic conductive piece is electrically connected with a first circuit board, the first circuit board is installed in the first cavity, and the elastic conductive piece penetrates through the first via hole and is exposed out of the first connecting surface through the first via hole;

10. A charger for a digital camera battery, as recited in claim 9, wherein said charging dock comprises: the charging base upper shell is used for covering and being arranged on the charging base lower shell to form the first cavity; the battery holder includes: the battery holder upper shell is used for covering and is arranged on the battery holder lower shell so as to form the second cavity.