Power supply structure, power supply adapter and mobile power supply

Abstract

The utility model belongs to the technical field of power connectors, and particularly relates to a power supply structure, a power adapter and a mobile power supply, the power supply structure comprises a shell, a connector module, a PCB and a telescopic driving mechanism, the shell is internally provided with an installation cavity, the PCB and the telescopic driving mechanism are installed in the installation cavity, the connector module comprises a main body and at least one interface arranged on the main body, and the connector module is connected with the at least one interface. An extending hole is formed in the shell, the main body is assembled in the extending hole, the telescopic driving mechanism comprises a motor and a transmission mechanism, the transmission mechanism is connected between the output end of the motor and the main body, and the motor is used for driving the connector module to reciprocate between an extending position and a hiding position in the preset direction through the transmission mechanism; the interface is located at the inner side of the outer end opening of the extending hole, and the connector module extends out of the outer end opening of the extending hole at the extending position, so that the interface is exposed. And external sundries cannot enter the shell through the interface, so that the safety and the service life of the power supply structure are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of power connectors, and in particular relates to a power structure, a power adapter and a mobile power supply. Background Art

[0002] An existing power supply structure includes a shell, a PCB board, a charging connector and a discharging connector. The PCB board, the charging connector and the discharging connector are all installed in the shell. A charging port is provided on the shell opposite to the charging connector. The charging interface on the charging connector is exposed from the charging port and is used to be connected to a power source. A discharging port is provided on the shell opposite to the discharging connector. The discharging interface on the discharging connector is exposed from the discharging port and is used to be connected to an electrical device.

[0003] In the existing power supply structure, the discharge port is exposed to the air, and dust or debris from the outside can easily contaminate and block the discharge port, or enter the shell from the discharge port and contaminate the PCB board, resulting in damage to the power supply structure and a short service life. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a power supply structure in view of the problem that the discharge port of the existing power supply structure is exposed to the air.

[0005] In order to solve the above technical problems, on the one hand, the embodiment of the utility model provides a power supply structure, including a housing, a connector module, a PCB board and a telescopic drive mechanism, wherein the housing is provided with an installation cavity, the PCB board and the telescopic drive mechanism are installed in the installation cavity, the connector module includes a main body and at least one interface arranged on the main body, the housing is provided with a protruding hole, and the main body is assembled in the protruding hole;

[0006] The telescopic driving mechanism includes a motor and a transmission mechanism, wherein the transmission mechanism is connected between the output end of the motor and the main body, and the motor is used to drive the connector module to reciprocate between the extended position and the hidden position along a preset direction through the transmission mechanism;

[0007] In the hidden position, the interface is located on the inner side of the outer end opening of the extension hole, and in the extended position, the connector module extends out of the outer end opening of the extension hole so that the interface is exposed.

[0008] Optionally, in the hidden position, the top surface of the main body is coplanar with the outer end opening of the extension hole;

[0009] Or,

[0010] In the hidden position, the top surface of the main body is located on the inner side of the plane where the outer end opening of the extension hole is located.

[0011] Optionally, the connector module also includes a driving part, which is located at the lower side of the main body. The main body includes a discharge part and a blocking part, the discharge part is connected between the driving part and the blocking part, the driving part is connected to the transmission mechanism, the blocking part is inserted into the extension hole, the top surface of the blocking part blocks the extension hole, the discharge part is provided with the interface, and the telescopic driving mechanism drives the driving part to move toward the extension hole so that the discharge part extends out of the extension hole.

[0012] Optionally, the connector module further comprises a guide portion, the guide portion is connected to a side of the driving portion facing the PCB board, the PCB board is provided with a guide groove, and the guide portion is assembled in the guide groove;

[0013] The side of the guide portion facing away from the driving portion is flush with the side of the discharge portion facing the PCB board, an end of the guide groove close to the extension hole is provided with an opening, and the guide portion and the discharge portion are inserted into the guide groove.

[0014] Optionally, the transmission mechanism includes a transition rod and a first gear structure, the transition rod is connected to the output end of the motor, the first gear structure is connected to the transition rod, a second gear structure is provided on the side of the driving part facing away from the guide part, the first gear structure is meshed with the second gear structure, and the motor drives the transition rod to rotate.

[0015] Optionally, the first gear structure includes a driving rod and a first tooth, wherein one end of the driving rod close to the transition rod is connected to the transition rod, and the first tooth is arranged around the outer circumference of the driving rod, and the second gear structure includes a second tooth, and the second tooth is laid on the side of the driving part facing away from the extension hole from close to the extension hole to away from the extension hole.

[0016] Optionally, the tooth width of the first tooth is consistent with the length of the driving rod, and the tooth width of the second tooth is smaller than the length of the driving rod.

[0017] Optionally, a touch switch is further included, wherein the touch switch is connected to the top surface of the main body, and the touch switch is electrically connected to the PCB board.

[0018] According to the power supply structure of the embodiment of the utility model, an extension hole and a connector module are provided on the shell; when the connector module is in the hidden position, the interface is located on the inner side of the outer end opening of the extension hole, so that the interface is hidden in the shell, and debris outside the shell cannot enter the inside of the shell through the interface; when the connector module is in the extended position driven by the telescopic drive mechanism, the interface is exposed to the shell, so that the electrical equipment can be connected. Compared with the prior art, external debris cannot enter the shell through the interface, thereby improving the safety and service life of the power supply structure.

[0019] On the other hand, an embodiment of the utility model provides a power adapter, including a charging plug and the above-mentioned power structure, wherein the charging plug is mounted on the shell and exposed from the shell, and the charging plug is electrically connected to the PCB board.

[0020] On the other hand, an embodiment of the utility model provides a mobile power supply, including a rechargeable battery and the above-mentioned power supply structure, wherein the rechargeable battery is installed in the installation cavity and is electrically connected to the PCB board. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A schematic diagram of the structure of a power adapter provided by an embodiment of the utility model;

[0022] Figure 2 for Figure 1 Schematic diagram of the decomposition of

[0023] Figure 3 2 is an assembly diagram of the PCB board, telescopic drive mechanism, connector module and control module.

[0024] The figure numbers in the specification are as follows: 1. shell; 2. extension hole; 3. touch switch; 4. connector module; 5. upper cover; 6. PCB board; 7. motor; 8. control module; 9. charging plug; 10. main body; 11. sealing part; 12. discharge part; 13. driving part; 14. second tooth; 15. guide part; 16. guide groove; 17. opening; 18. interface; 19. transition rod; 20. driving rod; 21. first tooth; 22. installation cavity; 23. shell body. DETAILED DESCRIPTION

[0025] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] like Figures 1 to 3As shown, an embodiment of the utility model provides a power supply structure, including a shell 1, a connector module 4, a PCB board 6 and a telescopic drive mechanism, the shell 1 is provided with a mounting cavity 22, the PCB board 6 and the telescopic drive mechanism are installed in the mounting cavity 22, the connector module 4 includes a main body 10 and at least one interface 18 arranged on the main body 10, the shell 1 is provided with an extension hole 2, and the main body 10 is assembled in the extension hole 2.

[0027] The telescopic driving mechanism includes a motor 7 and a transmission mechanism, wherein the transmission mechanism is connected between the output end of the motor 7 and the main body 10, and the motor 7 is used to drive the connector module 4 to reciprocate between the extended position and the hidden position along a preset direction through the transmission mechanism.

[0028] In the hidden position, the interface 18 is located inside the outer end opening 17 of the extension hole 2 , and in the extended position, the connector module 4 extends out of the outer end opening 17 of the extension hole 2 so that the interface 18 is exposed.

[0029] In one embodiment, in the hidden position, the top surface of the main body 10 is coplanar with the outer end opening 17 of the extension hole 2 .

[0030] The top surface of the main body 10 is flush with the outer edge of the extension hole 2. In the present embodiment, the outer edge of the extension hole 2 refers to the edge of the extension hole 2 on the side facing away from the mounting cavity 22. The top surface of the main body 10 is flush with the outer edge of the extension hole 2, so that the top surface of the power supply structure is smoother as a whole.

[0031] In one embodiment, the connector module 4 also includes a driving part 13, and the driving part 13 is located at the lower side of the main body 10. The main body 10 includes a discharge part 12 and a blocking part 11. The discharge part 12 is connected between the driving part 13 and the blocking part 11. The driving part 13 is connected to the transmission mechanism. The blocking part 11 is inserted into the extension hole 2. The top surface of the blocking part 11 blocks the extension hole 2. The interface 18 is provided on the discharge part 12. The telescopic driving mechanism drives the driving part 13 to move toward the extension hole 2 so that the discharge part 12 extends out of the extension hole 2.

[0032] The discharge portion 12 and the blocking portion 11 are both located on the main body 10. In the present embodiment, the blocking portion 11 specifically refers to the top surface of the main body 10. The remaining portions of the main body 10 below its own top surface are the discharge portion 12. The interface 18 is provided on the discharge portion 12. The cross-sectional area of ​​the blocking portion 11 is equivalent to the cross-sectional area of ​​the extension hole 2. The blocking portion 11 can close the extension hole 2 to prevent external debris from entering the shell 1.

[0033] In one embodiment, the connector module 4 further includes a guide portion 15 , which is connected to a side of the driving portion 13 facing the PCB board 6 , and a guide groove 16 is provided on the PCB board 6 , and the guide portion 15 is assembled in the guide groove 16 .

[0034] The side of the guide portion 15 facing away from the driving portion 13 is flush with the side of the discharge portion 12 facing the PCB board 6 , and an opening 17 is provided at one end of the guide groove 16 close to the extension hole 2 , and the guide portion 15 and the discharge portion 12 are inserted into the guide groove 16 .

[0035] The guide portion 15 is plate-shaped, and the upper side of the guide portion 15 is smoothly connected to the lower side of the main body 10. The cross-sectional area of ​​the guide portion 15 is smaller than the cross-sectional area of ​​the main body 10. The driving portion 13 is laid on the side of the guide portion 15 that is away from the PCB board 6. The guide portion 15 and the main body 10 are inserted into the guide groove 16 through the opening 17. There is no need to design a guide structure separately. The guide groove 16 on the PCB board 6 can guide the connector module 4. The structure is simple and easy to design.

[0036] In one embodiment, the transmission mechanism includes a transition rod 19 and a first gear structure, the transition rod 19 is connected to the output end of the motor 7, the first gear structure is connected to the transition rod 19, the driving part 13 is provided with a second gear structure on the side facing away from the guide part 15, the first gear structure is meshed with the second gear structure, and the motor 7 drives the transition rod 19 to rotate. In other embodiments, the transmission structure may be a screw nut structure.

[0037] In one embodiment, the first gear structure includes a driving rod 20 and a first tooth 21, the end of the driving rod 20 close to the transition rod 19 is connected to the transition rod 19, the first tooth 21 is arranged around the outer periphery of the driving rod 20, and the second gear structure includes a second tooth 14, the second tooth 14 is laid on the side of the driving part 13 facing away from the extension hole 2 from the extension hole 2. The first tooth 21 and the second tooth 14 are meshed with each other, and under the drive of the motor 7, the transition rod 19 drives the driving rod 20 to rotate, so that the first tooth 21 is always meshed with the second tooth 14 during the rotation process, so as to drive the connector module 4 to move.

[0038] In one embodiment, the tooth width of the first teeth 21 is consistent with the length of the driving rod 20 , and the tooth width of the second teeth 14 is smaller than the length of the driving rod 20 .

[0039] In one embodiment, the power structure further includes a touch switch 3, the touch switch 3 is connected to the top surface of the main body 10, the touch switch 3 is electrically connected to the PCB board 6, the power structure further includes a control module 8, the control module 8 is electrically connected to the PCB board 6, and the motor 7 is electrically connected to the control module 8. When someone presses the touch switch 3, the touch switch 3 transmits an electrical signal to the PCB board 6, and the PCB board 6 transmits the electrical signal to the control module 8, and the control module 8 controls the motor 7 to start. In other embodiments, the touch switch 3 can also be replaced by voice input, remote sensing input, etc.

[0040] In one embodiment, the shell 1 includes a shell body 23 and an upper cover 5 , the extension hole 2 is disposed on the upper cover 5 , the mounting cavity 22 is disposed in the shell body 23 , and the upper cover 5 is connected to the shell body 23 .

[0041] The power structure in this embodiment can be applied to a variety of electrical devices, such as but not limited to power adapters and mobile power supplies. When the power structure is applied to a power adapter, the charging plug 9 of the power adapter is electrically connected to the PCB board 6. When the power adapter is used, the charging plug 9 is used to be plugged into the socket, the interface 18 extends out of the shell 1, and the connecting line of the electrical equipment is connected to the interface 18; when the power structure is applied to a mobile power supply, the rechargeable battery of the mobile power supply is electrically connected to the PCB board 6 and the interface 18. When charging the mobile power supply, the interface 18 is extended out of the shell 1, and the mobile power supply is connected to an external power supply through the interface 18 to charge the rechargeable battery. When using the mobile power supply, it is connected to the electrical equipment through the interface 18 exposed in the shell 1, thereby supplying power to the electrical equipment.

[0042] In other embodiments, in the hidden position, the top surface of the main body 10 is located on the inner side of the plane where the outer end opening 17 of the extension hole 2 is located.

[0043] In other embodiments, in the hidden position, the top surface of the main body 10 protrudes from the plane where the outer end opening 17 of the extension hole 2 is located.

[0044] In addition, an embodiment of the utility model further provides a power adapter, including a charging plug 9, a transformer, an inductor, a capacitor and the above-mentioned power supply structure, wherein the charging plug 9 is installed on the shell 1 and exposed from the shell 1, the charging plug 9 is electrically connected to the PCB board 6, and the transformer, the inductor and the capacitor are all installed in the installation cavity 22 and are integrated and electrically connected to the PCB board 6.

[0045] In addition, an embodiment of the utility model provides a mobile power source, including a rechargeable battery and the above-mentioned power source structure, wherein the rechargeable battery is installed in the installation cavity 22 and is electrically connected to the PCB board 6 .

[0046] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A power supply structure, characterized in that: The invention comprises a housing (1), a connector module (4), a PCB board (6) and a telescopic drive mechanism, wherein the housing (1) is provided with a mounting cavity (22), the PCB board (6) and the telescopic drive mechanism are mounted in the mounting cavity (22), the connector module (4) comprises a main body (10) and at least one interface (18) arranged on the main body (10), the housing (1) is provided with a protruding hole (2), and the main body (10) is assembled in the protruding hole (2); The telescopic drive mechanism comprises a motor (7) and a transmission mechanism, wherein the transmission mechanism is connected between an output end of the motor (7) and the main body (10), and the motor (7) is used to drive the connector module (4) to reciprocate between an extended position and a hidden position along a preset direction through the transmission mechanism; In the hidden position, the interface (18) is located on the inner side of the outer end opening (17) of the extension hole (2); in the extended position, the connector module (4) extends out of the outer end opening (17) of the extension hole (2) so that the interface (18) is exposed.

2. The power supply structure according to claim 1, characterized in that: In the hidden position, the top surface of the main body (10) is coplanar with the outer end opening (17) of the extension hole (2); Or, In the hidden position, the top surface of the main body (10) is located on the inner side of the plane where the outer end opening (17) of the extension hole (2) is located.

3. The power supply structure according to claim 2, characterized in that: The connector module (4) further comprises a driving part (13), the driving part (13) being located at the lower side of the main body (10), the main body (10) comprising a discharge part (12) and a blocking part (11), the discharge part (12) being connected between the driving part (13) and the blocking part (11), the driving part (13) being connected to the transmission mechanism, the blocking part (11) being inserted into the extension hole (2), the top surface of the blocking part (11) blocking the extension hole (2), the discharge part (12) being provided with the interface (18), the telescopic driving mechanism driving the driving part (13) to move towards the extension hole (2) so that the discharge part (12) extends out of the extension hole (2).

4. The power supply structure according to claim 3, characterized in that: The connector module (4) further comprises a guide portion (15), the guide portion (15) being connected to a side of the driving portion (13) facing the PCB board (6), the PCB board (6) being provided with a guide groove (16), the guide portion (15) being assembled in the guide groove (16); The side of the guide portion (15) facing away from the drive portion (13) is flush with the side of the discharge portion (12) facing the PCB board (6); an opening (17) is provided at one end of the guide groove (16) close to the extension hole (2); and the guide portion (15) and the discharge portion (12) are inserted into the guide groove (16).

5. The power supply structure according to claim 4, characterized in that: The transmission mechanism comprises a transition rod (19) and a first gear structure, wherein the transition rod (19) is connected to the output end of the motor (7), the first gear structure is connected to the transition rod (19), a second gear structure is provided on the side of the driving portion (13) facing away from the guide portion (15), the first gear structure is meshed with the second gear structure, and the motor (7) drives the transition rod (19) to rotate.

6. The power supply structure according to claim 5, characterized in that: The first gear structure comprises a driving rod (20) and a first tooth (21), wherein one end of the driving rod (20) close to the transition rod (19) is connected to the transition rod (19), and the first tooth (21) is arranged around the outer circumference of the driving rod (20). The second gear structure comprises a second tooth (14), and the second tooth (14) is arranged on a side of the driving portion (13) facing away from the extension hole (2) and away from the extension hole (2).

7. The power supply structure according to claim 6, characterized in that: The tooth width of the first tooth (21) is consistent with the length of the driving rod (20), and the tooth width of the second tooth (14) is smaller than the length of the driving rod (20).

8. The power supply structure according to claim 1, characterized in that: It also comprises a touch switch (3), wherein the touch switch (3) is connected to the top surface of the main body (10), and the touch switch (3) is electrically connected to the PCB board (6).

9. A power adapter, characterized in that: It comprises a charging plug (9) and a power supply structure according to any one of claims 1 to 8, wherein the charging plug (9) is mounted on the housing (1) and exposed from the housing (1), and the charging plug (9) is electrically connected to the PCB board (6).

10. A mobile power source, comprising a rechargeable battery and the power source structure according to any one of claims 1 to 8, wherein the rechargeable battery is installed in the installation cavity (22) and is electrically connected to the PCB board (6).

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