CN220510797U

CN220510797U - Power supply device

Info

Publication number: CN220510797U
Application number: CN202321864082.5U
Authority: CN
Inventors: 朱志安; 田若兵; 叶闯; 陈伟
Original assignee: Skyworth Intelligent Equipment Huizhou Co ltd
Current assignee: Skyworth Intelligent Equipment Huizhou Co ltd
Priority date: 2023-07-14
Filing date: 2023-07-14
Publication date: 2024-02-20
Anticipated expiration: 2033-07-14

Abstract

The utility model discloses a power supply device, which comprises a control module, a power supply module, at least one pair of conducting strips, at least one pair of fasteners and at least one discharge interface, wherein the control module is provided with an anode seat and a cathode seat which is arranged corresponding to the anode seat, the anode seat is provided with a first threaded hole, and the cathode seat is provided with a second threaded hole; the power supply module is provided with a positive end part and a negative end part which is arranged corresponding to the positive end part; one end of one of the pair of conductive plates is propped against the end part of the positive electrode, the other end of the other conductive plate is provided with a first perforation, one end of the other conductive plate of the pair of conductive plates is propped against the end part of the negative electrode, and the other end of the other conductive plate of the pair of conductive plates is provided with a second perforation; one fastener of the pair of fasteners passes through the first perforation and then is connected with the first threaded hole, and the other fastener of the pair of fasteners passes through the second perforation and then is connected with the second threaded hole; each discharge interface is electrically connected with the control module. The utility model improves the connection mode between the control module and the power module and improves the power supply efficiency and quality.

Description

Power supply device

Technical Field

The utility model relates to the technical field of mobile power sources, in particular to a power source device.

Background

With the wide application of digital products, electronic products carried by people in daily life are increasing, and the demand for mobile power supplies is increasing from smart phones, tablet computers to wearable electronic devices, and the like, and the quality problem of the mobile power supplies is also becoming more and more interesting.

The current portable power source is inside to be equipped with lithium cell, control panel and a plurality of wire, and binding post is installed through the line ball pincers to the one end of wire, and the other end passes through soldering tin welding on the elastic conductive member, is equipped with the connection row on the control panel, and binding post passes through the screw locking on one of them screens of connection row, and the elastic conductive member is connected with the positive pole or the negative pole of lithium cell.

However, the connection between the wire and the connecting terminal and between the connecting terminal and the clamping position is loose, and the false welding and false welding phenomenon can occur between the wire and the elastic conductive piece, which can lead the mobile power supply not to normally supply power, have poor stability and seriously affect the quality of the mobile power supply.

Disclosure of Invention

The utility model aims to provide a power supply device, which solves the technical problems that in the existing mobile power supply, one end of a wire is provided with a wiring terminal through a wire pressing clamp, the other end of the wire is welded on an elastic conductive piece through soldering tin, the wiring terminal is locked on one clamping position on a control board through a screw, the connection between the wire and the wiring terminal and between the wiring terminal and the clamping position is loose, and the false welding and false welding phenomena occur between the wire and the elastic conductive piece, so that the mobile power supply cannot normally supply power, and the quality of the mobile power supply is seriously affected.

The present utility model provides a power supply device, comprising:

the control module is provided with an anode seat and a cathode seat which is arranged corresponding to the anode seat, the anode seat is provided with a first threaded hole, and the cathode seat is provided with a second threaded hole;

the power supply module is provided with a positive electrode end part and a negative electrode end part which is arranged corresponding to the positive electrode end part;

at least one pair of conductive sheets, wherein one end of one conductive sheet of the pair of conductive sheets is propped against the end part of the positive electrode, the other end of the conductive sheet is provided with a first perforation, one end of the other conductive sheet of the pair of conductive sheets is propped against the end part of the negative electrode, and the other end of the other conductive sheet of the pair of conductive sheets is provided with a second perforation;

at least one pair of fasteners, one of the pair of fasteners passing through the first through hole and then being connected with the first threaded hole, and the other of the pair of fasteners passing through the second through hole and then being connected with the second threaded hole;

and at least one discharge interface, wherein each discharge interface is electrically connected with the control module.

Further, the conducting strip includes bending piece, arc piece, joining piece and the spacing piece that top-down connects gradually, the spacing piece support press in anodal tip or negative pole tip, the bending piece is equipped with first perforation or the second perforation.

Further, the control module comprises a circuit board, a BMS control board, a protocol converter and an inverter connected with an external power supply, wherein the anode seat and the cathode seat are arranged on the BMS control board, the circuit board is connected with the BMS control board, and two ends of the protocol converter are respectively connected with the BMS control board and the inverter.

Further, the power module comprises a battery compartment, a plurality of electrode plates and a plurality of lithium batteries, wherein a plurality of clamping holes are formed in the battery compartment in a penetrating mode, each lithium battery is correspondingly installed in each clamping hole, each lithium battery is provided with a positive electrode head and a negative electrode head which is correspondingly arranged with the positive electrode head, each lithium battery is sequentially connected through the plurality of electrode plates, one part of the positive electrode heads of the lithium batteries form the positive electrode end part, and the other part of the negative electrode heads of the lithium batteries form the negative electrode end part.

Further, at least one of the discharging interfaces comprises a plurality of USB ports, a plurality of AC sockets and a plurality of MCU jacks, and the USB ports, the AC sockets and the MCU jacks are electrically connected with the control module.

Further, the power supply device further comprises a housing, the housing is provided with an accommodating space, the control module, the power supply module, the conducting strip and the fastening piece are all located in the accommodating space, and the discharge interface is mounted on the housing.

Further, the power supply device further comprises a wireless charging transmitter for charging an external electric appliance, the wireless charging transmitter is located in the accommodating space, and the wireless charging transmitter is electrically connected with the control module.

Further, the power supply device further comprises a display screen, the display screen is mounted on the shell, and the display screen is electrically connected with the control module.

Further, the power supply device further comprises a charging interface, the charging interface is mounted on the shell, and the charging interface is electrically connected with the control module.

Further, the power supply device further comprises a cigar lighter socket, the cigar lighter socket is mounted on the housing, and the cigar lighter socket is electrically connected with the control module.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, one ends of the two conducting strips are respectively arranged on the positive electrode seat and the negative electrode seat of the control module in a threaded manner through the two fasteners, and the other ends of the two conducting strips are respectively pressed against the positive electrode end part and the negative electrode end part of the power supply module, so that the original connection modes of the connecting terminals, the wires and the welding are canceled, the connection modes between the control module and the power supply module are improved, the power supply stability of the power supply device is enhanced, and the power supply efficiency and the production quality of the power supply device are improved.

Drawings

Fig. 1 is a schematic structural diagram of a power supply device according to an embodiment of the present utility model;

FIG. 2 is a schematic explosion diagram I of FIG. 1;

FIG. 3 is a second explosion diagram of FIG. 1;

fig. 4 is a schematic structural diagram of a control module according to an embodiment of the present utility model after a circuit board is removed;

fig. 5 is a schematic structural diagram of a conductive sheet according to an embodiment of the present utility model;

fig. 6 is a schematic structural diagram of a conductive sheet and a power module after being combined according to an embodiment of the present utility model;

FIG. 7 is a schematic explosion diagram I of FIG. 6;

FIG. 8 is a second explosion diagram of FIG. 6;

fig. 9 is a schematic structural diagram of a battery compartment according to an embodiment of the present utility model.

In the figure:

10. a housing; 11. an accommodation space; 12. a handle; 13. a bottom case; 131. a heat radiation hole; 14. an upper cover; 20. a control module; 21. a positive electrode base; 211. a first threaded hole; 22. a negative electrode base; 221. a second threaded hole; 23. a circuit board; 24. BMS control panel; 25. an inverter; 30. a power module; 31. a positive electrode end portion; 32. a negative electrode end portion; 33. a battery compartment; 331. a clamping hole; 332. a first placement groove; 333. a second placement groove; 34. an electrode plate; 35. a lithium battery; 351. a positive electrode head; 352. a negative electrode head; 36. a first battery pack; 37. a second battery pack; 40. a conductive sheet; 41. a first perforation; 42. a second perforation; 43. bending sheets; 44. an arc-shaped sheet; 45. a connecting piece; 46. a limiting piece; 50. a fastener; 60. a discharge interface; 61. a USB port; 62. an AC outlet; 63. MCU jack; 70. an AC key; 80. a DC key; 90. a wireless charging transmitter; 100. a display screen; 200. a charging interface; 300. a cigar lighter socket; 400. a heat radiation fan.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

Referring to fig. 1 to 5, an embodiment of the present utility model discloses a power supply device, which includes a housing 10, a control module 20, a power module 30, at least one pair of conductive sheets 40, at least one pair of fasteners 50, and at least one discharge interface 60.

In this embodiment, the control module 20 is provided with a positive electrode base 21 and a negative electrode base 22 corresponding to the positive electrode base 21, the positive electrode base 21 is provided with a first threaded hole 211, and the negative electrode base 22 is provided with a second threaded hole 221; the power module 30 has a positive end 31 and a negative end 32 corresponding to the positive end 31, the number of the conductive sheets 40 and the number of the fasteners 50 are two, one end of one conductive sheet 40 of the pair of conductive sheets 40 is pressed against the positive end 31, the other end of the conductive sheet 40 is provided with a first perforation 41, one end of the other conductive sheet 40 of the pair of conductive sheets 40 is pressed against the negative end 32, and the other end of the conductive sheet 40 is provided with a second perforation 42; the fastening members 50 may be screws, one fastening member 50 of the pair of fastening members 50 passes through the first through hole 41 and then is connected with the first threaded hole 211, and the other fastening member 50 of the pair of fastening members 50 passes through the second through hole 42 and then is connected with the second threaded hole 221, so that the two conductive sheets 40 are respectively mounted on the corresponding positive electrode seat 21 and negative electrode seat 22 through the two fastening members 50, the connection mode between the control module 20 and the power module 30 is improved, the power supply stability of the power supply device is enhanced, and the power supply efficiency and the production quality of the power supply device are improved.

The shell 10 is provided with an accommodating space 11, the control module 20, the power supply module 30, the conducting strip 40 and the fastening piece 50 are all located in the accommodating space 11, the discharging interfaces 60 are installed on the shell 10, the number of the discharging interfaces 60 is multiple, and each discharging interface 60 is electrically connected with the control module 20 so as to be used for charging an external electric appliance.

The conductive sheet 40 includes a bending sheet 43, an arc sheet 44, a linking sheet 45 and a limiting sheet 46, where the bending sheet 43, the arc sheet 44, the linking sheet 45 and the limiting sheet 46 are sequentially connected from top to bottom, the bending sheet 43 is L-shaped, the limiting sheet 46 is pressed against the positive end 31 or the negative end 32, the bending sheet 43 is provided with a first through hole 41 or a second through hole 42, and the arc sheet 44 can improve the flexibility of the conductive sheet 40, so that the conductive sheet 40 can be stably pressed against the positive end 31 or the negative end 32 of the power module 30 after being fixed.

In this embodiment, the control module 20 includes circuit board 23, BMS control panel 24, protocol converter and be used for with external power source connection's dc-to-ac converter 25, on positive pole seat 21 and negative pole seat 22 all located BMS control panel 24, power module 30 is connected with BMS control panel 24 indirectly to be used for saving electric energy and producing the electric energy, circuit board 23 is connected with BMS control panel 24, circuit board 23 is used for sending control signal to BMS control panel 24, protocol converter's both ends are connected with BMS control panel 24 and dc-to-ac converter 25 respectively for with BMS control panel 24 and dc-to-ac converter 25's communication protocol conversion unanimity.

Referring to fig. 3, 5 to 9, the power module 30 includes a battery compartment 33, a plurality of electrode plates 34, and a plurality of lithium batteries 35 disposed side by side, wherein the battery compartment 33 is provided with a plurality of holding holes 331 in a penetrating manner, each lithium battery 35 is correspondingly installed in each holding hole 331 to avoid collision between adjacent lithium batteries 35, each lithium battery 35 has a positive electrode head 351 and a negative electrode head 352 disposed corresponding to the positive electrode head 351, each lithium battery 35 is sequentially connected with each other through a plurality of electrode plates 34, the number and structure of the electrode plates 34 can be set according to actual needs, wherein the positive electrode head 351 of one part of the lithium batteries 35 forms the positive electrode end 31, and the negative electrode head 352 of the other part of the lithium batteries 35 forms the negative electrode end 32.

In some embodiments, the plurality of lithium batteries 35 arranged side by side in the transverse direction may be packaged into a plurality of first battery packs 36 and a plurality of second battery packs 37 respectively by taking three lithium batteries as a group, the orientation of the lithium batteries 35 in the first battery packs 36 is opposite to the orientation of the lithium batteries 35 in the second battery packs 37, the plurality of first battery packs 36 and the plurality of second battery packs 37 are alternately arranged on the battery compartment 33, any two first battery packs 36 are not adjacent, any two second battery packs 37 are not adjacent, the positive electrode head 351 of each lithium battery 35 of one first battery pack 36 forms the positive electrode end 31, the negative electrode head 352 of each lithium battery 35 of one second battery pack 37 forms the negative electrode end 32, and the rest is sequentially connected in series through the plurality of electrode plates 34.

In some embodiments, the battery compartment 33 is further provided with a plurality of first placement grooves 332 and a plurality of second placement grooves 333, the first placement grooves 332 and the second placement grooves 333 can be both communicated with the plurality of holding holes 331, the shapes of the first placement grooves 332 and the second placement grooves 333 can be set according to actual needs, the limiting pieces 46 are located in the first placement grooves 332, and the electrode plates 34 are located in the second placement grooves 333.

With continued reference to fig. 1 to 3, the at least one discharging interface 60 includes a plurality of USB ports 61, a plurality of AC sockets 62, and a plurality of MCU jacks 63, where the USB ports 61, the AC sockets 62, and the MCU jacks 63 are all electrically connected to the control module 20, the USB ports 61 are used for connecting with external data lines to charge electronic devices such as mobile phones, the AC sockets 62 are used for connecting with external AC plugs to charge external AC appliances, and the MCU jacks 63 are used for connecting with external voice devices such as speakers.

In some embodiments, the power supply device further includes an AC key 70 and a DC key 80, where the AC key 70 and the DC key 80 are electrically connected to the control module 20, the AC key 70 and the DC key 80 are both disposed on the housing 10, pressing the AC key 70, the AC socket 62 may be powered on, pressing the AC key 70 again, the AC key 70 pops up, and the AC socket 62 is disconnected from being powered on; pressing the DC key 80, the MCU jack 63 and the USB port 61 may be powered on, then pressing the DC key 80, the DC key 80 bouncing, the MCU jack 63 and the USB port 61 being powered off to prevent leakage.

The power supply device further comprises a wireless charging transmitter 90 for charging an external electric appliance, the shell 10 comprises a handle 12, a bottom shell 13 and an upper cover 14 buckled with the bottom shell 13, the handle 12 is rotatably arranged on the upper cover 14, the wireless charging transmitter 90 is positioned in the accommodating space 11 and is close to the upper cover 14, the wireless charging transmitter 90 is electrically connected with the control module 20, electronic equipment such as a mobile phone and the like is placed on the outer wall of the shell 10 and is close to the upper cover 14, and the electronic equipment such as the mobile phone and the like can be quickly charged.

In this embodiment, the power supply device further includes a display screen 100, the display screen 100 is mounted on the housing 10, the display screen 100 is electrically connected with the control module 20, and the display screen 100 is used for displaying real-time electric quantity conditions of the power supply module 30, various alarm information, and the like.

The power supply device further comprises a charging interface 200, the charging interface 200 is mounted on the housing 10, the charging interface 200 is electrically connected with the control module 20, and the charging interface 200 is used for being connected with an external power supply to be used for charging the power supply module 30.

In some embodiments, the power device further includes a cigar lighter socket 300, the cigar lighter socket 300 is mounted on the housing 10, the cigar lighter socket 300 is electrically connected with the control module 20, and the ignition operation can be performed through the cigar lighter socket 300, so as to meet the daily needs of the user.

In some embodiments, the power supply device further includes a plurality of cooling fans 400, the bottom case 13 is provided with a plurality of cooling holes 131, the cooling fans 400 are located in the accommodating space 11 and are disposed near the cooling holes 131, the cooling fans 400 are electrically connected to the control module 20, and the cooling fans 400 are used for cooling the power supply device.

In summary, according to the present utility model, one ends of the two conductive plates 40 are respectively screwed on the positive electrode base 21 and the negative electrode base 22 of the control module 20 by the two fasteners 50, and the other ends of the two conductive plates 40 are respectively pressed against the positive electrode end 31 and the negative electrode end 32 of the power module 30, so that the original connection modes of the connecting terminals, the wires and the welding are eliminated, the connection mode between the control module 20 and the power module 30 is improved, the power supply stability of the power supply device is enhanced, and the power supply efficiency and the production quality of the power supply device are improved.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims

1. A power supply device, comprising:

2. The power supply device according to claim 1, wherein the conductive sheet includes a bending sheet, an arc sheet, a connecting sheet, and a limiting sheet connected in this order from top to bottom, the limiting sheet being pressed against the positive electrode end portion or the negative electrode end portion, the bending sheet being provided with the first perforation or the second perforation.

3. The power supply device according to claim 1, wherein the control module comprises a circuit board, a BMS control board, a protocol converter and an inverter for connection with an external power source, the positive electrode holder and the negative electrode holder are both disposed on the BMS control board, the circuit board is connected with the BMS control board, and both ends of the protocol converter are respectively connected with the BMS control board and the inverter.

4. The power supply device according to claim 1, wherein the power supply module comprises a battery compartment, a plurality of electrode plates and a plurality of lithium batteries, wherein the battery compartment is provided with a plurality of clamping holes in a penetrating manner, each lithium battery is correspondingly installed in each clamping hole, each lithium battery is provided with a positive electrode head and a negative electrode head which is correspondingly arranged with the positive electrode head, each lithium battery is sequentially connected through the plurality of electrode plates, wherein one part of positive electrode heads of the lithium batteries form the positive electrode end part, and the other part of negative electrode heads of the lithium batteries form the negative electrode end part.

5. The power device of claim 1, wherein at least one of the discharge interfaces comprises a plurality of USB ports, a plurality of AC sockets, and a plurality of MCU jacks, each of the USB ports, AC sockets, and MCU jacks being electrically connected to the control module.

6. The power supply device according to any one of claims 1 to 5, further comprising a housing provided with a receiving space, wherein the control module, the power supply module, the conductive sheet, and the fastener are all located in the receiving space, and wherein the discharge interface is mounted on the housing.

7. The power supply device of claim 6, further comprising a wireless charging transmitter for charging an external electrical appliance, the wireless charging transmitter being located within the receiving space, the wireless charging transmitter being electrically connected to the control module.

8. The power supply device of claim 6, further comprising a display screen mounted to the housing, the display screen being electrically connected to the control module.

9. The power supply device of claim 6, further comprising a charging interface mounted to the housing, the charging interface being electrically connected to the control module.

10. The power device of claim 6, further comprising a cigar lighter socket mounted to the housing, the cigar lighter socket being electrically connected to the control module.