CN214380983U - Electronic device - Google Patents

Abstract

The application discloses an electronic device. The electronic device includes: the card holder, the power supply device and the first mainboard; the card support comprises at least two card support positions, and the power supply device is arranged on one of the card support positions; in the inserting and pulling direction of the card holder, the power supply device comprises a first conductive part; in a direction perpendicular to the insertion and extraction direction of the card holder, the power supply device includes a second conductive part; the power supply device is electrically connected with the first main board through the first conductive part and/or the second conductive part; and under the condition that the other card support position is provided with a function card, the power supply device is electrically connected with the function card through a third conductive part. According to the power supply device, the power supply device is arranged at the card support position and is electrically connected with the first main board through the first conductive part, and the power supply device can simultaneously supply power to the first main board and the function card, so that the normal use of the electronic equipment is ensured.

Description

Electronic device

Technical Field

The application belongs to the technical field of consumer electronics, and particularly relates to an electronic device.

Background

In the related art, with the rapid development of communication device technology, a SIM (Subscriber Identity Module) card is usually used for a communication device (e.g., a mobile phone) used at ordinary times, wherein the SIM card is installed on the device through a card holder.

In the process of implementing the present application, the applicant finds that at least the following problems exist in the prior art: at present, the card support is only used for bearing the SIM card, the card support occupies the internal space of the communication equipment, and the function of the card support is single; the increase of the power consumption of the communication equipment and the increase of the use time of the communication equipment by a consumer can often cause the situation that the communication equipment is lack of power and cannot be charged in time when special occasions occur, and the normal use of the consumer is influenced.

SUMMERY OF THE UTILITY MODEL

The present application is directed to an electronic device that solves at least one of the problems set forth in the background art.

In order to solve the technical problem, the present application is implemented as follows:

in a first aspect, an embodiment of the present application provides an electronic device. The electronic device includes:

the card holder, the power supply device and the first mainboard;

the card support comprises at least two card support positions, and the power supply device is arranged on one of the card support positions;

in the inserting and pulling direction of the card holder, the power supply device comprises a first conductive part; in a direction perpendicular to the insertion and extraction direction of the card holder, the power supply device includes a second conductive part;

the power supply device is electrically connected with the first main board through the first conductive part and/or the second conductive part;

and under the condition that the other card support position is provided with a function card, the power supply device is electrically connected with the function card through a third conductive part.

In an embodiment of the present application, an electronic device includes a card holder, a power supply device, and a first main board. The card support comprises at least two card support positions, and a power supply device is arranged on one of the card support positions, so that the card support position space formed on the card support is fully utilized, and the diversity of the utilization of the card support position space is realized; the power supply device arranged at the card support position is electrically connected with the first main board through the first conductive part and/or the second conductive part, and the power supply device can supply power to the first main board to ensure the normal use of the electronic equipment. In addition, under the condition that the function card is arranged on the other card support position, the power supply device is electrically connected with the function card through the third conductive part, and the normal use of the function card is determined.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram illustrating a connection between a power supply device and a first motherboard according to the present disclosure.

Fig. 2 is a first schematic structural diagram of the power supply device disclosed in the present application, which is disposed on a card holder.

Fig. 3 is a schematic structural diagram of a power supply device disposed on a card holder according to the present disclosure.

Fig. 4 is a schematic structural diagram three illustrating the power supply device disclosed in the present application, which is disposed on the card holder.

Fig. 5 is a schematic structural diagram of a first elastic sheet disclosed in the present application.

Reference numerals:

1-card holder; 2-power supply unit, 21-first conductive part, 22-second conductive part, 221-first contact, 23-third conductive part, 24-metal sheet, 3-first main board, 31-second elastic sheet, 4-function card, 5-first elastic sheet, 6-shell, 51-elastic sheet base, 52-connecting part and 52-elastic arm.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The features of the terms first and second in the description and in the claims of the present application may explicitly or implicitly include one or more of such features. In the description of the present application, "a plurality" means two or more unless otherwise specified. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

At present, batteries of some electronic equipment such as mobile phones and the like are arranged integrally with an electronic equipment body, and the batteries cannot be detached independently. In the case that the electronic device needs to be charged, the electronic device is charged through the charging interface (for example, the electronic device may be charged through a charging socket or a mobile charger). However, when the electronic device is not charged through the charging interface in a special situation (for example, when a bus is occupied and code scanning authentication is required, the electronic device does not have electric quantity, or code scanning payment is required), the normal use of the consumer is affected.

In addition, with the rapid development of communication device technology, a SIM (Subscriber Identity Module) card is commonly used in communication devices (e.g., mobile phones) used in ordinary times, wherein the SIM card is disposed on the device through a holder. However, the card holder is only used for carrying the SIM card at present, the card holder occupies the internal space of the communication device, and the function of the card holder is single.

Based on the above problem, the application provides an electronic device with a power supply device on a card support position of a card support, and under the condition that the electronic device has no electric quantity, the power supply device can be arranged on the card support position of the card support, and the power supply device supplies power to a main board of the electronic device, so that the electronic device can be normally used.

An electronic device according to an embodiment of the application is described below in conjunction with fig. 1-5. The electronic device includes: card holds in palm 1, power supply unit 2 and first mainboard 3.

The card support 1 comprises at least two card support positions, and the power supply device 2 is arranged on one of the card support positions.

In the insertion and extraction direction of the card holder 1, the power supply device 2 includes a first conductive part 21; the power supply device 2 includes a second conductive portion 22 in a direction perpendicular to the insertion and extraction direction of the card holder 1.

The power supply device 2 is electrically connected to the first main board 3 through the first conductive part 21 and/or the second conductive part 22.

In the case where the function card 4 is provided on the other card receiving position, the power supply device 2 is electrically connected to the function card 4 through the third conductive part 23.

Specifically, the card holder 1 is provided with at least two card holder positions, for example, the card holder includes two card holder positions, in one embodiment, one card holder position is provided with the power supply device 2, and the other card holder position is provided with the function card 4. In another embodiment, both of the two card positions are provided as the power supply device 2. Or in another embodiment, both card positions are set as function cards 4. The card that this embodiment make full use of formed on the card holds in the palm the position space, has realized the variety that the card held in the palm the position space utilization.

The structure and shape of the power supply device are matched with those of the card support. The power supply time of the power supply device is related to the energy density of the power supply device, the energy density of the power supply device is increased, and the power supply time of the power supply device for the first main board 3 can be prolonged.

The card holder 1 of the electronic device is detachably provided to the electronic device, and as shown in fig. 2 to 4, the direction of insertion and removal of the card holder 1 coincides with the left-right direction of the paper surface. The first conductive part 21 may be fixed to the power supply device 2 in the insertion and extraction direction of the card holder 1 (for example, in the horizontal direction of the paper). The second conductive part 22 may be fixed to the electric power supply device 2 in a direction perpendicular to the insertion and extraction direction of the card holder 1 (for example, in a vertical direction of the paper). For example, in one embodiment, the first conductive portion 21 and the second conductive portion 22 are fixed to different surfaces of the power supply device 2, respectively. For example, the power supply device 2 has a cubic structure, and the first conductive part 21 is provided on a first surface of the power supply device 2, and the second conductive part 22 is provided on a second surface of the power supply device 2, wherein the first surface and the second surface are connected and perpendicular to each other.

The power supply device 2 is electrically connected to the first conductive part 21 and the second conductive part 22, respectively, the first conductive part 21 and the second conductive part 22 are electrically connected to the first main board 3, respectively, and the power supply device 2 can supply power to the first main board 3 through the first conductive part 21 and/or the second conductive part 22. In one embodiment, the power supply means 2 supplies power to the first main board 3 through the first conductive part 21. In another embodiment the power supply means 2 supply power to the first main board 3 via the second conductive part 22. Or in another embodiment, the power supply device 2 supplies power to the first main board 3 through the first conductive part 21 and the second conductive part 22 at the same time.

For example, the first main board 3 is a main board of an electronic device, and the power supply device 2 supplies power to functional modules (a display module, a control module, a camera module, and the like) arranged on the first main board 3 through the first conductive part 21 and/or the second conductive part 22, so as to ensure normal use of the electronic device.

When the power supply device 2 and the function card 4 are provided on the card holder 1 at the same time, the power supply device 2 is electrically connected to the function card 4 through the third conductive part 23, and the power supply device 2 supplies power to the function card 4 through the third conductive part 23, thereby ensuring normal use of the function card 4. For example, the power supply device 2 is electrically connected to the gold finger on the function card 4 through the third conductive part 23. For example, the function card 4 may be a sim (subscriber Identity module) card, a deposit card, or the like.

The embodiment of the application makes full use of the card support space formed on the card support, and realizes the diversity of the card support space utilization; the power supply device arranged at the card support position is electrically connected with the first mainboard through the conductive part, and the power supply device can supply power to the first mainboard to ensure the normal use of the electronic equipment. In addition, under the condition that the function card is arranged on the other card support position, the power supply device is electrically connected with the function card through the third conductive part, and the normal use of the function card is determined.

Alternatively, referring to fig. 1 to fig. 3, the second conductive part 21 is a second main board, the second main board is disposed on an end surface of the power supply device 2, and the power supply device 2 is electrically connected to the first main board 3 through the second main board.

Referring to fig. 1 to fig. 3, the second conductive part 22 of the present embodiment is configured as a second main board, and the second main board is a battery PCB board corresponding to the power supply device 2. The second motherboard is fixedly disposed on an end surface (a surface perpendicular to the insertion and extraction direction of the card holder) of the power supply device 2, and specifically, as shown in fig. 1, the second motherboard is fixedly disposed on a right end surface of the power supply device 2, so that the power supply device 2 and the first motherboard 3 can be electrically connected.

In this example, the power supply device 2 is electrically connected to the second main board, for example, the power supply device 2 and the second main board may be fixed by welding. This example realizes the electrical connection of the power supply device 2 to the first main board 3 without changing the structure of the power supply device 2 itself.

Further, in this example, the first contact 221 is fixedly disposed on the second main board, and the second main board may also be welded to the power supply device 2 through the first contact 221.

The second main board is fixedly provided with a first contact 221, the first main board 3 is provided with a second elastic sheet 31, and the second main board and the first main board 3 are electrically connected through the first contact 221 and the second elastic sheet 31. For example, the first contact 221 may be a metal contact originally disposed on the second main board, and specifically, the first contact 221 may be a copper contact. The second elastic sheet 31 may be a metal elastic sheet originally disposed on the first main board 3, and the second elastic sheet 31 in this example has an arc-shaped structure.

This example rational utilization exists the electrically connected between the conductive part realization that is between the two originally on second mainboard and first mainboard 3, makes things convenient for second mainboard and first mainboard 3 to realize connecting, and the maintainer of being convenient for operates and maintains.

Alternatively, referring to fig. 1, the first conductive part 21 is fixed to a side surface of the power supply device 2, and the first conductive part 21 is disposed opposite to the first main board 3.

In one embodiment, the first conductive portion 21 of the present example may be a metal contact or pad or the like.

Referring to fig. 1, the first conductive part 21 of this example is provided as a metal contact. A second contact is fixedly provided on a side surface (a surface parallel to the insertion and extraction direction of the card holder) of the power supply device 2. For example, one second contact or a plurality of second contacts may be provided on the side surface of the power supply device 2 to achieve connection with the first main board 3. The first conductive part 21 of this example is disposed opposite to the first main board 3, so that the conductive part is electrically connected to the first main board 3.

Optionally, a first elastic sheet 5 is disposed between the power supply device 2 and the first main board 3, and the first conductive portion 21 is electrically connected to the first main board 3 through the first elastic sheet 5.

For example, the first elastic sheet 5 is located above the first main board 3 and the first elastic sheet 5 is located below the power device 2, and the first conductive part 21 disposed on the power device 2 is electrically connected to the first main board 3 through the first elastic sheet 5.

For example, the first elastic sheet 5 may be a component originally arranged on the card holder 1, and the power supply device 2 is electrically connected to the first main board 3 through the first elastic sheet 5 by reasonably utilizing the structure of the first elastic sheet 5 on the card holder 1.

Optionally, referring to fig. 5, the first elastic sheet 5 includes an elastic sheet base 51, an elastic arm 53 and a connecting portion 52.

The connecting portion 52 is fixed on the spring plate base 51, a hollow portion is formed in the connecting portion 52 and/or the spring plate base 51, one end of the elastic arm 53 is connected with the spring plate base 51, and the other end of the elastic arm 53 is a free end and extends to the hollow portion.

In an embodiment, referring to fig. 5, the first elastic sheet 5 may be formed by injection molding or stamping, and the first elastic sheet 5 is embedded in the card holder 1, so that the power supply device 2 is in contact with the first elastic sheet 5 to realize electrical connection.

Referring to fig. 5, the spring base 51 of the first spring 5 of the present embodiment is a plane structure, and specifically, the spring base 51 is "japanese" shaped. The connecting portion 52 is provided on the side wall of the dome base 51, and the connecting portion 52 is specifically provided on the side wall of the long side of the "japanese" shape. Three connecting portions 52 are provided on each of the long side walls of the spring base 51 in this example.

In this example, the connecting portion 52 is formed with a hollow portion, and the spring base 51 is also formed with a hollow portion. An elastic arm 53 is arranged on the first side of the connecting part 52, one end of the elastic arm 53 is fixed on the outer side of the long side wall of the elastic sheet base 51, and the other end of the elastic arm 53 is a free end and extends to the hollow part formed by the connecting part 52; the second side of the connecting portion 52 is provided with an elastic arm 53, one end of the elastic arm 53 is fixed on the inner side of the long side wall of the spring plate base 51, and the other end of the elastic arm 53 is a free end and extends to the hollow portion formed by the spring plate base 51.

When the power supply device 2 is arranged on the first elastic sheet 5, under the action of gravity of the power supply device 2, the elastic arm 53 is elastically deformed, the elastic arm 53 can be electrically connected with the first main board 3 positioned below the elastic arm 53, the power supply device 2 is conveniently electrically connected with the first main board 3, and the power supply device 2 supplies power to the electronic equipment.

Optionally, referring to fig. 2 to 4, the power device 2 further includes a metal sheet 24, the metal sheet 24 is fixedly connected to the power device 2, the metal sheet 24 is located between the power device 2 and the first elastic sheet 5, and the first conductive portion 21 is electrically connected to the first elastic sheet 5 through the metal sheet 24.

Specifically, a metal piece 24 is fixedly provided on a side surface (a surface parallel to the insertion and extraction direction of the card holder) of the power supply device 2, for example, the metal piece 24 is welded, adhered, or magnetically connected to the power supply device 2. In one embodiment, the metal sheet 24 is electrically connected to the power supply device 2 through the first conductive portion 21.

When the power supply device 2 is disposed on the card support, the metal sheet 24 contacts with the first elastic sheet 5 to further electrically connect the power supply device 2 and the first motherboard 3, so that the power supply device 2 and the first motherboard 3 are conducted in the following manner: the power supply device 2 is electrically connected to the first main board 3 through the first conductive part 21, the metal sheet 24 and the first elastic sheet 5.

In the present example, the metal sheet 24 is disposed on the side surface of the power supply device 2, on one hand, the metal sheet 24 can play a role in protecting the power supply device 2, and the side surface of the power supply device 2 is prevented from being scratched by the first elastic sheet 5, which may affect the use of the power supply device 2; on the other hand, the metal sheet 24 has a conductive function, and the power supply device 2 is electrically connected to the first main board 3 through the metal sheet 24.

Optionally, referring to fig. 2 to 4, the electronic device includes a housing 6, the housing 6 and the first main board 3 enclose a card slot, the housing 6 includes an open end communicated with the card slot, and the card holder 1 is inserted and pulled through the open end.

For example, the card holder 1 is detachably arranged in the electronic device, and the card holder 1 is inserted and pulled through the opening end, so that the power supply device 2 and the function card 4 can be conveniently installed on the card holder position or the power supply device 2 and the function card 4 can be conveniently detached from the card holder position.

Optionally, the at least two card support positions are arranged side by side along the plugging and unplugging direction of the card support 1, or the at least two card support positions are arranged in a stacked manner along the plugging and unplugging direction of the card support 1, which is perpendicular to the card support.

At present, in the prior art, a card holder of an electronic device includes at least two card holder positions, but a consumer generally installs a SIM card using one card holder position, and other card holder positions are all empty, which causes waste of an internal space of the electronic device.

Referring to fig. 2-4, the card holder includes two card holder positions, and the two card holder positions are arranged side by side along the inserting and extracting direction of the card holder 1, in this example, the functional card 4 may be arranged on one of the card holder positions, and the power supply device 2 may be arranged on the other card holder position, or the power supply devices 2 may be arranged on both the two card holder positions.

Or two card support positions are arranged in a stacked mode, one of the lower layer or the upper layer of the card support positions can be provided with the functional card 4, and the other one of the lower layer or the upper layer of the card support positions is provided with the power supply device 2; or the power supply device 2 may be provided on both the card-holding positions.

For example, the function card 4 may be a SIM card or a deposit card.

In the embodiment, the power supply device 2 is arranged on at least one card support position, so that the card support position space arranged on the card support 1 is reasonably utilized, the diversity of the utilization of the card support position space is realized, and the waste of the card support position space is avoided.

Optionally, referring to fig. 2 and 4, the card holder 1 includes a first card holder position and a second card holder position, the first card holder position is located between the open end and the second card holder position, the first card holder position is provided with the function card 4, and the second card holder position is provided with the power supply device 2.

A partition plate 11 is arranged between the first card support position and the second card support position, the third conductive part 23 penetrates through the partition plate 11, and the third conductive part 23 is electrically connected with the function card 4.

The card holder 1 of this example includes two card holder positions, including a first card holder position (close to the electronic device opening) and a second card holder position (far from the electronic device opening).

In this example, the function card 4 is provided in the first card support position, and the power supply device 2 is provided in the second card support position. The power supply device 2 is electrically connected to the first main board 3 via the first conductive part 21 and/or the second conductive part 22, and at the same time, the power supply device 2 is electrically connected to the function card 4 via the third conductive part 23. In this example, none of first conductive part 21, second conductive part 22, and third conductive part 23 are provided on the same surface of power supply device 2. Specifically, second conductive portion 22 is disposed opposite third conductive portion 23. This example facilitates the electrical connection of the power supply device with both the first motherboard and the function card.

In this example, the first card support position and the second card support position are arranged side by side along the inserting and extracting direction of the card support, a partition plate 11 is arranged between the first card support position and the second card support position, a through hole can be arranged on the partition plate 11, and the third connecting portion 23 penetrates through the through hole to be electrically connected with the golden finger of the function card 4.

The power supply device can supply power to the first main board and the function card at the same time, and normal use of the electronic equipment is ensured.

Further, in the case where the function card 4 is provided on the card receiving position, the power supply device 2 is electrically connected to the first main board 3 through the second conductive portion 22.

Referring to fig. 2 and 4, in this example, a function card 4 is disposed on a first card support position of the card support 1, a power supply device 2 is disposed on a second card support position of the card support 1, first elastic pieces 5 are disposed on the first card support position and the second card support position, and the first elastic pieces 5 are located above the first main board 3.

The function card 4 and the power supply device share a first elastic sheet 5 (a second elastic sheet arranged on the first card support position and a second elastic sheet arranged on the second card support position are of an integrated structure), and the function card 4 is conducted with the first main board 3 through the first elastic sheet 5. At this time, the metal sheet 24 disposed on the side surface of the power supply device 2 is not conducted with the first elastic sheet 5, so that the function card 4 can be prevented from being burnt out by an excessive current of the first elastic sheet 5. Therefore, the battery body 21 of the second card support of this example is conducted with the first main board 3 of the electronic device through the second main board (the second main board is disposed away from the function card 4), the first contact 221 and the second elastic sheet 31, and then the power supply device 2 supplies power to the electronic device. At the same time, the power supply device 2 supplies power to the function card through the third conductive section 23.

In an optional embodiment, the second elastic sheet disposed on the first card support position and the second elastic sheet disposed on the second card support position may be in a split structure, and at this time, the power supply device may be electrically connected to the first motherboard 3 through the second motherboard and the second elastic sheet 31, and/or the power supply device may be electrically connected to the first motherboard 3 through the conductive portion, the metal sheet 24, and the first elastic sheet 5.

Therefore, in the normal communication state of the electronic equipment, the power supply device arranged at the card support position can supply power to the first main board of the electronic equipment, so that the normal use of the electronic equipment is ensured.

In an alternative embodiment, referring to fig. 3, the first card holder is located between the open end and the second card holder, the first card holder is provided with a first power supply device, and the second card holder is provided with a second power supply device.

Specifically, the card support 1 includes two card support positions, and the two card support positions include a first card support position and a second card support position. A first card support position of the card support 1 is provided with a power supply device 2b, and a second card support position of the card support 1 is provided with a power supply device 2 a. Wherein the power supply device 2b and the power supply device 2a share a first elastic sheet 5.

In this example, since the two card-holding positions are separated by the partition 11, the power device 2b located in the first card-holding position is not easily electrically connected to the first main board 3 through the second main board disposed on the end surface thereof, and therefore, the power device 2b located in the first card-holding position is electrically connected to the first main board 3 through the first conductive portion, the metal sheet 24b and the first elastic sheet 5, and the power device 2b can supply power to the electronic device.

The power supply device 2a in the second card holding position in this example can be electrically connected to the first main board 3 through the first conductive part 21, the metal sheet 24a and the first elastic sheet 5, and/or the power supply device 2a in the second card holding position can be electrically connected to the first main board 3 through the second conductive part, the first contact 221 and the second elastic sheet 31.

In this example, the power supply apparatus 2b and the power supply apparatus 2a supply power to the electronic device, thereby increasing the power supply rate of the electronic device.

In an alternative embodiment, the electronic device may be a cell phone, a tablet, a smart watch, or the like. In the embodiment, the power supply device is arranged on at least one card support position of the card support, and under the condition that the electronic equipment has no electric quantity, the power supply device arranged on the card support can supply power to the electronic equipment in time so that the electronic equipment can be normally used.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An electronic device, comprising: the card holder, the power supply device and the first mainboard;

the card support comprises at least two card support positions, and the power supply device is arranged on one of the card support positions;

in the inserting and pulling direction of the card holder, the power supply device comprises a first conductive part; in a direction perpendicular to the insertion and extraction direction of the card holder, the power supply device includes a second conductive part;

the power supply device is electrically connected with the first main board through the first conductive part and/or the second conductive part;

and under the condition that the other card support position is provided with a function card, the power supply device is electrically connected with the function card through a third conductive part.

2. The electronic apparatus according to claim 1, wherein the second conductive part is a second main board, the second main board is provided on an end surface of the power supply device, and the power supply device is electrically connected to the first main board via the second main board.

3. The electronic apparatus according to claim 1, wherein the first conductive portion is fixed to a side surface of the power supply device, the first conductive portion being disposed opposite to the first main board.

4. The electronic device according to claim 3, wherein a first elastic sheet is disposed between the power supply device and the first main board, and the first conductive part is electrically connected to the first main board through the first elastic sheet.

5. The electronic device of claim 4, wherein the power supply device further comprises a metal sheet, the metal sheet is fixedly connected with the power supply device, the metal sheet is located between the power supply device and the first elastic sheet, and the first conductive portion is conducted with the first elastic sheet through the metal sheet.

6. The electronic device according to claim 1, wherein the electronic device comprises a housing, the housing and the first main board enclose a card slot, the housing comprises an open end communicated with the card slot, and the card holder is inserted and pulled through the open end.

7. The electronic device according to claim 1 or 6, wherein at least two of the card support positions are arranged side by side along the card support plugging direction, or at least two of the card support positions are arranged in a stacked manner along a direction perpendicular to the card support plugging direction.

8. The electronic device of claim 6, wherein the card holder comprises a first card holder position and a second card holder position, the first card holder position is located between the open end and the second card holder position, the first card holder position is provided with the function card, and the second card holder position is provided with the power supply device;

a partition plate is arranged between the first card support position and the second card support position, the third conductive part penetrates through the partition plate, and the third conductive part is electrically connected with the function card.

9. The electronic device according to claim 1, wherein the power supply device is electrically connected to the first motherboard through the second conductive portion in a case where a function card is provided on the card receiving position.

10. The electronic device of claim 4, wherein the first spring plate comprises a spring plate base, a spring arm and a connecting portion;

the connecting part is fixed on the elastic sheet base, a hollow part is formed in the connecting part and/or the elastic sheet base, one end of the elastic arm is connected with the elastic sheet base, and the other end of the elastic arm is a free end and extends to the hollow part.

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