CN222321891U

CN222321891U - Charging device

Info

Publication number: CN222321891U
Application number: CN202420476729.5U
Authority: CN
Inventors: 谢新平; 邓勇刚
Original assignee: Shenzhen Ranvoo Technology Co Ltd
Current assignee: Shenzhen Ranvoo Technology Co Ltd
Priority date: 2024-03-12
Filing date: 2024-03-12
Publication date: 2025-01-07
Anticipated expiration: 2034-03-12

Abstract

The present application provides a charging device, including a shell, a circuit board arranged in the shell, and a charging cable inserted in the shell and electrically connected to the circuit board. The charging cable includes a first part located in the shell, and a second part and a third part connected to both ends of the first part and located outside the shell. The second part forms a handle, and the third part is used to connect to the device to be charged. The charging cable can be stretched relative to the shell to adjust the length of the second part and the third part. The present application allows the charging cable to be movably inserted into the shell, and the length of the second part and the third part can be adjusted by pulling the second part or the third part, so that when the charging cable is stored, the cable body can be stretched according to the user's needs to adjust the length of the handle, and when the charging cable is removed for charging, the cable body can be stretched according to the user's needs to adjust the charging length, avoiding the trouble of the cable body being tangled, making it convenient for users to carry and store the charging device, and bringing users a good product experience.

Description

Charging device

Technical Field

The application relates to the technical field of charging, in particular to a charging device.

Background

With the development of technology, various electronic products are in life and work of people, such as mobile communication devices including mobile phones and tablet computers, and the electronic products are generally configured with a battery to provide power supply, and when the electric quantity of the battery is exhausted, a charger is needed to be connected with the electronic products to charge the electronic products. Particularly, the functions of the current electronic products are more and more, the intelligent functions are more and more, the power consumption of the battery is faster and faster, the requirements on the charger are continuously improved, and even the charger needs to be carried along. The existing charger comprises a charging head and a charging wire connected to the charging head, wherein one end of the charging wire is fixedly connected to a circuit board in the charging head, the other end of the charging wire is connected with an electronic product, the charging head is used for being connected with an external power supply, a wire body is prevented from being wound in a mixed mode in the portion, outside the charging head, of the charging wire, a containing structure used for containing the charging wire is arranged on the outer wall of the charging head, a handle can be formed on the portion, located between the circuit board and the containing structure, of the charging wire, the charging wire is convenient to carry by a user, and the charging wire is detached from the containing structure when charging is needed. However, there are some drawbacks still existing in such a charger, for example, the length of the handle portion is fixed when the charging wire is stored, the length of the handle cannot be adjusted according to the needs of the user, the charging length is the length of the charging wire outside the charging head when the charging wire is taken out for charging, the charging length cannot be adjusted according to the needs of the user, and the problem that the wire body is wound around easily still occurs.

Based on this, it is necessary to make structural improvements to the existing charging device to solve the above-described problems.

Disclosure of Invention

In view of the above, the present application provides a charging device that can effectively solve the above-mentioned problems.

The application provides a charging device which comprises a shell, a circuit board arranged in the shell, and a charging wire penetrating the shell and electrically connected with the circuit board, wherein the charging wire comprises a first part arranged in the shell, a second part and a third part connected with two ends of the first part and positioned outside the shell, the second part forms a handle, the third part is used for being connected with equipment to be charged, and the charging wire can move relative to the shell and adjust the lengths of the second part and the third part.

In an embodiment, the housing is provided with a first wire hole, and an end of the second portion, which is far away from the first portion, is arranged through the first wire hole and is electrically connected with the circuit board.

In an embodiment, the casing is provided with a second wire hole, the charging wire is movably arranged in the second wire hole in a penetrating mode, the charging wire is connected with the first wire hole and the second wire hole, and the part located outside the casing forms the second part.

In an embodiment, the housing is provided with a third wire hole, the charging wire is movably arranged in the third wire hole in a penetrating manner, a part of the charging wire, which is connected with the third wire hole and is located outside the housing, forms the third part, and a part of the charging wire, which is connected with the second wire hole and the third wire hole and is located in the housing, forms the first part.

In an embodiment, the first wire hole and the second wire hole are located on the same side of the housing and are adjacently disposed.

In an embodiment, the third wire hole and the first wire hole or the second wire hole are located on adjacent side walls of the housing, respectively.

In an embodiment, the housing is provided with a fixing member corresponding to the first wire hole, and the fixing member is used for fixing one end of the second portion away from the first portion in the first wire hole.

In an embodiment, the fixing piece comprises a blocking portion, a first wire fixing portion and a second wire fixing portion, wherein the first wire fixing portion and the second wire fixing portion are connected to two opposite sides of the blocking portion, the second portion sequentially penetrates through the second wire fixing portion, the blocking portion and the first wire fixing portion, the second wire fixing portion is located in the first wire hole, a clamping groove is formed in the inner side of the first wire hole, and the blocking portion is clamped in the clamping groove.

In an embodiment, a wire member for restricting the first portion of the wire is disposed in the housing, the wire member is disposed corresponding to the third wire hole, the wire member is disposed with a guide hole and is communicated with the third wire hole, and the first portion is movably disposed through the guide hole.

In one embodiment, the third portion is removably attached to the housing.

In an embodiment, a wire fixing groove is formed in the outer side wall of the shell, and the third portion is accommodated in the wire fixing groove.

In an embodiment, the charging device includes a pin disposed on the housing and used for connecting an external power source, the pin is electrically connected with the circuit board, the pin is disposed on an end of the housing opposite to the first wire hole or the second wire hole, and the circuit board is disposed on a side of the housing away from the third wire hole.

In an embodiment, the circuit board includes a high voltage circuit and a low voltage circuit, the pins are electrically connected to the high voltage circuit, and the charging line is electrically connected to the low voltage circuit.

In summary, the present application provides a charging device, including a housing, a circuit board disposed in the housing, and a charging wire penetrating the housing and electrically connected to the circuit board, wherein the charging wire includes a first portion disposed in the housing, and a second portion and a third portion connected to two ends of the first portion and disposed outside the housing, the second portion forms a handle, the third portion is used for connecting with a device to be charged, and the charging wire can be stretched relative to the housing to adjust the lengths of the second portion and the third portion. According to the charging device, the charging wire is movably arranged on the shell in a penetrating manner, the lengths of the second part and the third part can be adjusted through pulling the second part or the third part, so that the wire body can be stretched according to the needs of a user to adjust the length of the handle when the charging wire is stored, the wire body can be stretched according to the needs of the user to adjust the charging length when the charging wire is disassembled for charging, the trouble of winding the wire body and the like is avoided, the charging device is convenient for the user to carry and store, and good product experience is brought to the user.

Drawings

Fig. 1 is a schematic perspective view of a charging device according to the present application.

Fig. 2 is a schematic exploded view of the charging device of fig. 1.

Fig. 3 is a further exploded view of the charging device of fig. 2.

Detailed Description

Before the embodiments are explained in detail, it is to be understood that the application is not limited in its application to the details of construction and the arrangement of components set forth in the following description or illustrated in the drawings. The application is capable of other embodiments and of being practiced or of being carried out in various ways. Also, it is to be understood that the phraseology and terminology used herein is for the purpose of description and should not be regarded as limiting. The use of the terms "comprising," "including," "having," and the like are intended to encompass the items listed thereafter and equivalents thereof as well as additional items. In particular, when "a certain element" is described, the present application is not limited to the number of the element as one, but may include a plurality of the elements.

Referring to fig. 1 to 3, the present application provides a charging device 10 for charging electronic devices, such as mobile phones, tablet computers, shavers, and audio rechargeable electronic products, wherein the charging device 10 is illustrated in detail by taking a mobile phone charger as an example.

In the present application, the charging device 10 includes a housing 12, a circuit board 14 disposed in the housing 12, and a charging wire 16 penetrating the housing 12 and electrically connected to the circuit board 14. The charging cord 16 includes a first portion 16a located in the housing 12, and a second portion 16b and a third portion 16c connected to two ends of the first portion 16a and located outside the housing 12, where the second portion 16b may be formed as a handle for a user to pull, carry, or hang on a place, such as a wall or a rack, and be accommodated. In the present application, the housing 12 is a space for accommodating electronic components, and the housing 12 is an outer surface of the housing 12 opposite to the housing 12 inside the housing 12. The third portion 16c is used for connecting with a mobile phone, and the charging cord 16 can be stretched relative to the housing 12 to adjust the length of the second portion 16b and the third portion 16 c. According to the application, the charging wire 16 is movably arranged on the shell 12 in a penetrating manner, and the lengths of the second part 16b and the third part 16c can be adjusted by pulling the second part 16b or the third part 16c, so that the wire body can be stretched according to the user requirement to adjust the length of the handle when the charging wire 16 is stored, and can be stretched according to the user requirement to adjust the charging length when the charging wire 16 is disassembled for charging, thereby avoiding the trouble of wire body winding and the like, being convenient for the user to carry and store the charging device 10, and bringing good product experience to the user.

In the illustrated embodiment, as shown in fig. 1 and 2, the housing 12 is generally rectangular and defines a longitudinal direction X, a width direction Y, and a thickness direction Z perpendicular to each other according to the housing 12, the housing 12 includes a first side wall 24, a second side wall 26, and a first shell portion 28 and a second shell portion 30 opposite to each other in the width direction Y, the first shell portion 28 and the second shell portion 30 are butt-connected, for example, by fastening, screwing, or the like, the first shell portion 28 and the second shell portion 30 are connected to form two end openings in the width direction Y, and the first side wall 24 and the second side wall 26 are connected to the two end openings, respectively, for example, by fastening, screwing, or the like. The opposite ends of the first shell portion 28 and the second shell portion 30 are designed to be arc-shaped, and after the two are abutted, the opposite ends of the shell 12 in the length direction X form a first arc wall 32 and a second arc wall 34 respectively, so that the aesthetic degree of the product is improved. In other embodiments, the housing 12 may be designed in other shapes.

Referring to fig. 2 and 3, the housing 12 is provided with a first wire hole 13, a second wire hole 15 and a third wire hole 17 through which the charging wire 16 passes, the charging wire 16 has a first end 18 and a second end 20 opposite to each other, the first end 18 is located at the end of the second portion 16b, the second end 20 is located at the end of the third portion 16c, the first end 18 is electrically connected to the circuit board 14, and the second end 20 is connected to an external electronic device. The second portion 16b is disposed through the first wire hole 13 at an end (first end 18) far away from the first portion 16a and is electrically connected to the circuit board 14, the second portion 16b may be disposed in the housing 12 after passing through the first wire hole 13 to form a handle portion, the first portion 16a may be disposed in the housing 12, and the charging wire 16 may pass through the first wire hole 13 again to form a third portion 16c, that is, the first end 18 of the charging wire 16 is connected to the circuit board 14, and then the second end 20 passes through the first wire hole 13 three times to form the second portion 16b of the handle, which is folded inwards in the first portion 16a in the housing 12, and extends out of the housing 12 to form the third portion 16c connected to an external electronic device. In another connection manner of the charging wire 16, the charging wire 16 is movably disposed through the second wire hole 15, the charging wire 16 connects the first wire hole 13 and the second wire hole 15, and a portion located outside the housing 12 forms a second portion 16b, the first portion 16a is folded inside the housing 12, and the third portion 16c extends from the second wire hole 15, that is, the first end 18 of the charging wire 16 is connected to the circuit board, and the second end 20 passes through the first wire hole 13, then passes through the second wire hole 15, and then passes through the second wire hole 15 again. In the above manner of connecting the charging cord 16, the first portion 16a is folded inside the housing 12, which reduces the service life, and the cord body interferes with the installation and use of other components. The optimal mode is that the shell 12 is simultaneously provided with a first wire hole 13, a second wire hole 15 and a third wire hole 17, a first end 18 of the charging wire 16 is connected with the circuit board, a second end 20 passes through the first wire hole 13, then passes through the second wire hole 15 and finally passes through the third wire hole 17, the charging wire 16 is connected with the first wire hole 13 and the second wire hole 15, a second part 16b is formed at a part positioned outside the shell 12, a first part 16a is formed at a part positioned inside the shell 12 and connected with the second wire hole 15 and the third wire hole 17, and a third part 16c is formed at a part positioned outside the shell 12, so that the charging wire 16 is reasonably connected, convenient to stretch and long in service life.

The third wire hole 17 so that the charging wire 16 can be stretched to adjust the lengths of the second portion 16b and the third portion 16 c. The portion of the charging wire 16 located outside the second wire hole 15 forms a second portion 16b, the portion of the charging wire 16 located outside the third wire hole 17 forms a third portion 16c, and the portion of the charging wire 16 located between the second wire hole 15 and the third wire hole 17 forms a first portion 16a.

In the embodiment shown, the first wire hole 13 and the second wire hole 15 are located on the same side of the housing 12 and are adjacently arranged, and the third wire hole 17 and the first wire hole 13 or the second wire hole 15 are located on adjacent side walls of the housing 12, respectively. Specifically, the first wire hole 13 and the second wire hole 15 are both formed on the first arc wall 32 of the housing 12, the third wire hole 17 is formed on the first sidewall 24 of the housing 12, the first arc wall 32 is disposed adjacent to the first sidewall 24, and the second wire hole 15 is located at one side of the first wire hole 13 near the third wire hole 17. The first wire hole 13 and the second wire hole 15 are located on the same side of the casing 12 and are adjacently arranged, so that the second part 16b is not long, a long space can be formed, the storage is convenient, the first wire hole 13 and the second wire hole 15 can be arranged on different sides of the casing 12, the handle effect is poor, and the charging wire 16 spans too many casing areas to influence the appearance. The third wire hole 17 is provided on a different side than the handle area, i.e. on a different side than the first wire hole 13 or the second wire hole 15, in this embodiment the third wire hole 17 is located on an adjacent side wall of the first wire hole 13 or the second wire hole 15, facilitating the receiving and stretching of the third portion 16 c. If the third wire hole 17 is located on the same side wall of the first wire hole 13 or the second wire hole 15, the distance that the third portion 16c is stored in the housing cannot be as long as possible, so that the user needs to stretch the charging wire 16 to reach the desired charging length every time the user uses the charging wire, the operation is inconvenient, and when the second portion 16b is located at a proper handle length, the third portion 16c is as long as possible, so as to better meet the requirements of the user on charging wires 16 with different lengths.

The first arc wall 32 of the housing 12 is provided with a fixing member 36 corresponding to the first wire hole 13, and the fixing member 36 is used for fixing the first end 18 in the first wire hole 13. The first end 18 is fixedly connected to the fixing member 36, for example, the first end 18 of the charging cord 16 may be configured to be integrally formed with the fixing member 36, and the fixing member 36 is fixedly disposed on the first arc wall 32 of the housing 12. Specifically, the fixing member 36 includes a blocking portion 38, and a first fixing wire portion 40 and a second fixing wire portion 42 connected to opposite sides of the blocking portion 38, where the first end 18 sequentially passes through the second fixing wire portion 42, the blocking portion 38, and the first fixing wire portion 40, and the passed portion is electrically connected to the circuit board 14, and the second fixing wire portion 42 is fixedly passed through the first wire hole 13, for example, the fixing member 36 is configured as an axial through structure, and the first end 18 is sleeved and fixed in the second fixing wire portion 42, the blocking portion 38, and the first fixing wire portion 40.

In the illustrated embodiment, the blocking portion 38 is in a square plate shape, the first wire fixing portion 40 and the second wire fixing portion 42 are both cylindrical, the size of the blocking portion 38 is larger than the sizes of the first wire fixing portion 40 and the second wire fixing portion 42, the first wire fixing portion 40 is located inside the housing 12, and the second wire fixing portion 42 partially extends out of the housing 12. The first arc wall 32 is provided with a clamping groove 46 corresponding to the blocking part 38, the clamping groove 46 is located at the inner side of the first line hole 13, the blocking part 38 is clamped in the clamping groove 46, in this embodiment, the clamping groove 46 is formed by two parts, one part is arranged on the end wall of the first shell 28, the other part is arranged on the end wall of the second shell 30, and the two parts are butted to form a complete clamping groove 46. By arranging the fixing member 36 to fix the first end 18, the charging wire 16 is not easily pulled out, which results in poor contact between the charging wire 16 and the circuit board 14, and the large-area blocking portion 38 is blocked in the blocking groove 46, so that the blocking portion 38 is stressed and not easily pulled out when the charging wire 16 is pulled.

In the illustrated embodiment, the first wire holes 13 and the second wire holes 15 are arranged at intervals in the width direction of the housing 12, wherein the first wire holes 13 are located on the side close to the first side wall 24 and the second wire holes 15 are located on the side close to the second side wall 26. The casing 12 is provided with a wire member 48 for restricting the routing of the first portion 16a, the wire member 48 is disposed corresponding to the third wire hole 17, for example, the wire member 48 is fixedly disposed on a side of the inner wall surface of the first sidewall 24 near the first arc wall 32, for example, by fixing with a screw, the wire member 48 is provided with a guide hole 50, and the first portion 16a is movably disposed through the guide hole 50. Preferably, the guide hole 50 communicates with the third wire hole 17. By arranging the wire guide 48, the charging wire 16 can be reasonably routed in the shell 12, interference with other parts is avoided, friction or wire clamping and the like are avoided, and the charging wire 16 can be smoothly stretched.

Further, the outer side wall of the first side wall 24 is provided with a wire fixing groove 52 for accommodating the third portion 16c, the wire fixing groove 52 is arranged outside the housing 12, the wire fixing groove 52 extends along the length direction of the housing 12, the third wire hole 17 is formed in one end, close to the first arc wall 32, of the wire fixing groove 52, the guide hole 50 is directly communicated with the wire fixing groove 52, the third portion 16c is pressed and clamped in the wire fixing groove 52 in a pressing mode, for example, a plurality of protrusions are arranged on opposite side walls in the wire fixing groove 52 at intervals, and accordingly an effect of pressing and fixing is achieved, and the wire fixing groove 52 is formed by inwards concavely arranging the center portion of the first side wall 24. Further, a connector 54 is disposed at an end (the second end 20) of the third portion 16c away from the first portion 16a, the connector 54 is configured to be plugged with a charging interface of a mobile phone to achieve electrical connection, a slot 56 for accommodating the connector 54 is disposed in the slot 52, and the connector 54 is clamped in the slot 56 when the charging wire 16 is received.

Preferably, the second portion 16b of the charging cord 16 is located outside the housing 12 and can be used as a handle or hanging portion of the charging device 10, for example, when the user carries the charging device 10, the second portion 16b can be carried by hand as a handle, which is convenient for the user, and when the user does not use the charging device 10, the second portion 16b can be hung as a hanging portion for storage.

In the illustrated embodiment, the charging device 10 further includes pins 60 provided on the housing 12 for connection to an external power source, the pins 60 being provided on the second housing portion 30 at a location of the second arc wall 34 and electrically connected to the circuit board 14. Preferably, the pin 60 is rotatable relative to the housing 12 between a stowed position and an extended position, the pin 60 being rotatable to the extended position for plugging into an external socket when the charging device 10 is to be charged by an external power source, the pin 60 being rotatable to the stowed position for stowing when the charging device 10 is not in use.

In this embodiment, the pins 60 and the first ends 18 of the charging cord 16 are respectively located at opposite ends of the housing 12, and the circuit board 14 is disposed on one side of the housing 12 near the second side wall 26 and extends along the length direction and the thickness direction of the housing 12. The clamping groove 56 is located at one end of the wire fixing groove 52 away from the first end 18, the wire guide 48 is located at one end of the wire fixing groove 52 close to the first end 18, so that the second portion 16b is of a reasonable length, the length of the portion (the third portion 16 c) of the charging wire 16 passing through the guide hole 50 is the length of the wire fixing groove 52, the length is proper, the problem that the second portion 16b is too short to be pulled up is avoided, meanwhile, the overall length of the charging wire 16 is too short, and the problem that the wire body is wound up due to too long second portion 16b is solved.

Preferably, the circuit board 14 includes a high voltage circuit and a low voltage circuit, the high voltage circuit is located on a side of the circuit board 14 close to the pin 60, the pin 60 is electrically connected with the high voltage circuit, the low voltage circuit is located on a side of the circuit board 14 close to the first end 18, the first end 18 of the charging wire 16 is electrically connected with the low voltage circuit, the high voltage and the low voltage are separated to form a safe electrical insulation distance, and the wiring is relatively reasonable, so that the wire body does not pass through the high voltage area after forming a relatively stable handle structure, and the safety is improved. In other embodiments, two circuit boards 14 may be provided, where one circuit board is configured as a high voltage circuit board and the other circuit board is configured as a low voltage circuit board, the pins 60 are electrically connected to the high voltage circuit board, and the charging wires 16 are electrically connected to the low voltage circuit board, where the high voltage circuit board is electrically connected to the low voltage circuit board.

The concepts described herein may be embodied in other forms without departing from the spirit or characteristics thereof. The particular embodiments disclosed are illustrative and not restrictive. The scope of the application is, therefore, indicated by the appended claims rather than by the foregoing description. Any changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The charging device is characterized by comprising a shell, a circuit board arranged in the shell and a charging wire penetrating the shell and electrically connected with the circuit board, wherein the charging wire comprises a first part arranged in the shell, a second part and a third part connected to two ends of the first part and arranged outside the shell, the second part forms a handle, the third part is used for being connected with equipment to be charged, and the charging wire can move relative to the shell and adjust the length of the second part and the length of the third part.

2. The charging device of claim 1, wherein the housing is provided with a first wire hole, and an end of the second portion remote from the first portion is disposed through the first wire hole and electrically connected to the circuit board.

3. The charging device according to claim 2, wherein the housing is provided with a second wire hole, the charging wire is movably provided through the second wire hole, and the charging wire connects the first wire hole and the second wire hole, and a portion located outside the housing forms the second portion.

4. A charging device according to claim 3, wherein the housing is provided with a third wire hole, the charging wire is movably provided through the third wire hole, a portion of the charging wire which is connected to the third wire hole and located outside the housing forms the third portion, and a portion of the charging wire which is connected to the second wire hole and the third wire hole and located inside the housing forms the first portion.

5. A charging device as claimed in claim 3, in which the first wire aperture and the second wire aperture are located on the same side of the housing and are located adjacent.

6. The charging device of claim 4, wherein the third wire aperture and the first wire aperture or the second wire aperture are located on adjacent side walls of the housing.

7. The charging device according to claim 2, wherein the housing is provided with a fixing member corresponding to the first wire hole, the fixing member being for fixing an end of the second portion remote from the first portion into the first wire hole.

8. The charging device of claim 7, wherein the fixing member comprises a blocking portion, a first fixing portion and a second fixing portion, the first fixing portion and the second fixing portion are connected to two opposite sides of the blocking portion, the second portion sequentially penetrates through the second fixing portion, the blocking portion and the first fixing portion, the second fixing portion is located in the first wire hole, a clamping groove is formed in the inner side of the first wire hole, and the blocking portion is clamped in the clamping groove.

9. The charging device according to claim 4, wherein a wire member for restricting the first portion of the wiring is provided in the housing, the wire member being provided corresponding to the third wire hole, the wire member being provided with a guide hole and being in communication with the third wire hole, the first portion being movably provided through the guide hole.

10. The charging device of claim 4, wherein the third portion is removably connected to the housing.

11. The charging device of claim 10, wherein a wire retaining groove is provided on an outer sidewall of the housing, and the third portion is received in the wire retaining groove.

12. The charging device according to any one of claims 4, 6 and 9 to 11, wherein the charging device includes a pin provided in the housing for connection to an external power source, the pin being electrically connected to the circuit board, the pin being provided at an end of the housing opposite to the first wire hole or the second wire hole, the circuit board being provided at a side of the housing remote from the third wire hole.

13. The charging device of claim 12, wherein the circuit board comprises a high voltage circuit and a low voltage circuit, the pin is electrically connected to the high voltage circuit, and the charging wire is electrically connected to the low voltage circuit.