CN219960178U - Multi-power supply charging device for charging portable electronic equipment - Google Patents
Multi-power supply charging device for charging portable electronic equipment Download PDFInfo
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- CN219960178U CN219960178U CN202321323360.6U CN202321323360U CN219960178U CN 219960178 U CN219960178 U CN 219960178U CN 202321323360 U CN202321323360 U CN 202321323360U CN 219960178 U CN219960178 U CN 219960178U
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- charging
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- fan
- portable electronic
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- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000005192 partition Methods 0.000 claims description 16
- 239000000428 dust Substances 0.000 claims description 13
- 230000005855 radiation Effects 0.000 claims description 5
- 101100100146 Candida albicans NTC1 gene Proteins 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 101100027017 Caenorhabditis elegans ntc-1 gene Proteins 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model belongs to the technical field of charging devices, and particularly relates to a multi-power supply charging device for charging portable electronic equipment, which comprises a shell, a PCBA board, a plurality of power supplies and a plurality of fans, wherein the shell is provided with a plurality of power supplies; a plurality of mounting grooves and mounting plates are arranged in the shell; the PCBA board is arranged on the mounting plate; the power supply is arranged in the mounting groove; the power supply is connected with the PCBA board; the outer wall of the shell is provided with a plurality of charging holes, and the electronic equipment to be charged is connected with a power supply through the charging holes; the power supply obtains the power supply from an external power supply system and then charges the electronic equipment to be charged; the fan is installed in the inner wall of casing, and the fan is connected with PCBA board. A plurality of power supplies capable of charging the electronic equipment are arranged in the shell in a centralized manner, so that the plurality of electronic equipment can be charged simultaneously, each power supply is mutually independent, and if one power supply fails, the normal operation of other power supplies can not be influenced.
Description
Technical Field
The utility model belongs to the technical field of charging devices, and particularly relates to a multi-power-supply charging device for charging portable electronic equipment.
Background
With the increasing popularity of portable electronic devices, the problem of insufficient charging facilities of products is more and more prominent in places with high device density, resulting in the problem of difficult charging in public places. The public place has shared charging device or a plurality of mobile phone charging devices, but the former can only be used after the code scanning, the use is troublesome, the latter has insufficient quantity, and can only be used for charging one or two mobile phones, and the two mobile phones can only be provided for the mobile phones for use, thereby having larger use limitation.
Therefore, it is necessary to design a multi-power charging apparatus for charging portable electronic devices.
Disclosure of Invention
The utility model aims to provide a multi-power supply charging device for charging portable electronic equipment, and aims to solve the technical problem of difficult charging in public places in the prior art.
In order to achieve the above object, an embodiment of the present utility model provides a multi-power charging device for charging portable electronic equipment, including a housing, a PCBA board, a plurality of power sources, and a plurality of fans; a plurality of mounting grooves and mounting plates are arranged in the shell; the PCBA board is mounted on the mounting board; the power supply is arranged in the mounting groove; the power supply is connected with the PCBA board; the outer wall of the shell is provided with a plurality of charging holes, and the electronic equipment to be charged is connected with the power supply through the charging holes; the power supply obtains power from an external power supply system and then charges the electronic equipment to be charged; the fan is mounted on the inner wall of the shell, and the fan is connected with the PCBA board.
Optionally, the shell further comprises a plurality of baffles; the partition plates are arranged at intervals; the partition board and the inner wall of the shell enclose the mounting groove.
Optionally, a first wiring block and a second wiring block are arranged between the partition board and the other partition board at intervals; a first groove is formed in the top end of the first wiring block; the second wiring block is provided with a second groove; and a wiring channel for placing wires is formed between the first groove and the second groove.
Optionally, the first wiring block and the second wiring block are each in an "L" shape.
Optionally, a first heat dissipation hole is formed in a shell wall for installing the fan, and a dust prevention box for wrapping the fan is arranged on the inner side of the shell wall; the fan is installed in the dust box.
Optionally, a limiting block is arranged at the bottom of the shell; the limiting block is abutted with the dust box.
Optionally, a second heat dissipation hole is formed in the upper end face of the shell.
Optionally, the number of the power supplies is 5 or 10.
Optionally, the PCBA board is provided with a management circuit; the management circuit comprises an alternating current input port and a plurality of power taking circuits; the power taking circuit is connected with the alternating current input port; the power supply is connected with the power taking circuit; external alternating current is accessed from the alternating current input port and is input into the power supply through each circuit taking circuit.
Optionally, the management circuit further comprises a rectifying circuit, a power chip and a fan control circuit; the rectification circuit is connected with the alternating current input port; the power chip is connected with the rectifying circuit; the fan control circuit is connected with the power chip and also connected with the fan; the power chip and the fan control circuit control the operation of the fan.
The above technical solutions in the multi-power charging device for charging portable electronic devices provided by the embodiments of the present utility model have at least one of the following technical effects: the shell is internally provided with a plurality of power supplies which can be used for charging the electronic equipment in a centralized manner, so that the plurality of electronic equipment can be charged simultaneously, each power supply is mutually independent, and if one power supply fails, the normal operation of other power supplies can not be influenced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the overall structure of a multi-power charging device for charging portable electronic devices according to an embodiment of the present utility model;
fig. 2 is a schematic view of an internal structure of a housing according to an embodiment of the present utility model;
FIG. 3 is an enlarged schematic view of FIG. 2A;
FIG. 4 is a schematic view of the structure of the inner portion of the housing according to another embodiment of the present utility model;
fig. 5 is a schematic circuit diagram of a management circuit according to an embodiment of the present utility model.
Wherein, each reference sign in the figure:
100. a housing; 110. a charging hole; 120. a partition plate; 130. a first heat radiation hole; 140. a second heat radiation hole; 200. a mounting groove; 300. a mounting plate; 400. a first wiring block; 410. a first groove; 500. a second wiring block; 510. a second groove; 600. a dust box; 700. a limiting block; 810. an ac input port; 820. a power take-off circuit; 830. a rectifying circuit; 840. a fan control circuit.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model.
In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
In some embodiments of the present utility model, as shown in fig. 1-5, a multi-power charging apparatus for charging portable electronic devices is provided, comprising a housing 100, a PCBA board, a plurality of power sources, and a plurality of fans. A plurality of mounting grooves 200 and mounting plates 300 are provided in the housing 100. The PCBA board is mounted on the mounting board 300. The power supply is installed in the installation groove 200. The power supply is connected with the PCBA board. The outer wall of the housing 100 is provided with a plurality of charging holes 110, and the electronic device to be charged is connected with the power supply through the charging holes 110. And the power supply obtains power from an external power supply system and then charges the electronic equipment to be charged. The fan is mounted on the inner wall of the housing 100, and the fan is connected with the PCBA board.
The housing 100 is internally provided with a plurality of power supplies capable of charging the electronic devices in a centralized manner, so that the plurality of electronic devices can be charged simultaneously, each power supply is mutually independent, and if one of the power supplies fails, the normal operation of other power supplies can not be influenced.
The fan can work to cool the power supply and the PCBA.
In other embodiments of the present utility model, as shown in fig. 2, a plurality of partitions 120 are further included in the housing 100. The spacers 120 are arranged at intervals. The partition 120 and the inner wall of the housing 100 enclose the mounting groove 200. The power supply is installed in the partition 120. Specifically, the side wall of the power supply may be adhered to the partition board 120 by glue, or may be screwed to the bottom of the housing 100 or the partition board 120, so as to fix the power supply.
In other embodiments of the present utility model, as shown in fig. 2 and 3, a first wiring block 400 and a second wiring block 500 are provided between the partition 120 and another partition 120. The top end of the first wiring block 400 is provided with a first groove 410. The second wiring block 500 is provided with a second groove 510. The first wiring block 400 and the second wiring block 500 are each in an "L" shape. A wiring channel for placing the wire is formed between the first groove 410 and the second groove 510. Wires of the power supply are placed in the first groove 410 and the second groove 510, so that ordered placement of the wires is achieved, and meanwhile, the wires can be guided to reach the charging holes 110, and the charging equipment is convenient to connect with the power supply.
In other embodiments of the present utility model, as shown in fig. 2, a housing wall to which the fan is mounted is provided with a first heat radiation hole 130, and the inside of the housing wall is provided with a dust box 600 for covering the fan. The fan is installed in the dust box 600. The rotation of the fan causes the heat in the housing 100 to be discharged from the first heat-discharging hole 130, thereby cooling the housing 100. The dust box 600 can block dust, prevent dust from accumulating on the fan, and prevent the heat dissipation function of the fan from being lowered.
In other embodiments of the present utility model, as shown in fig. 4, a stopper 700 is provided at the bottom of the housing 100. The stopper 700 abuts against the dust box 600. The limiting block 700 not only fixes the dust-proof box 600 in the housing 100, but also limits the dust-proof box 600, thereby facilitating the assembly of the dust-proof box 600.
In other embodiments of the present utility model, as shown in fig. 1, the upper end surface of the housing 100 is provided with a second heat dissipation hole 140. The second heat dissipation holes 140 enable the air inside and outside the housing 100 to be fully exchanged, and further enhance the heat dissipation effect in the housing 100.
In other embodiments of the present utility model, the number of power sources is 5 or 10.
It should be noted that, the power supply and the fan are conventional in the art, and thus are not shown in detail in the drawings.
In other embodiments of the present utility model, as shown in FIG. 5, the PCBA board is provided with a management circuit. The management circuitry includes an ac input port 810 and a plurality of power extraction circuits 820. The power take-off circuit 820 is connected to the ac input port 810. The power supply is connected to the power take-off circuit 820. External ac power is supplied from the ac input port 810 and is supplied to the power supply via each of the power supply circuits 820. Specifically, the ac input port 810 is connected to an external ac power supply system, and the power taking circuit 820 takes electric energy from the external ac power supply system through the ac input port 810, so as to charge the device.
In other embodiments of the present utility model, as shown in fig. 5, the management circuit further includes a rectifying circuit 830, a power chip U1, and a fan control circuit 840. The rectifying circuit 830 is connected to the ac input port 810. The power chip U1 is connected to the rectifying circuit 830. The fan control circuit 840 is connected to the power chip U1 and also connected to the fan. The power chip U1 and the fan control circuit 840 control the operation of the fan.
The rectifying circuit 830 includes a diode D1, where the diode D1 performs half-wave rectification on the current input from the ac input port 810, so that the power chip U1 and the fan can operate.
The power chip U1 is PN8034 or other chips of the same type.
The fan control circuit 840 includes a first thermistor NTC1, a second diode D2, a third diode D3, and a second inductance L2, a third capacitance C3, and a fan output port. The first thermistor NTC1 is connected with a fourth pin of the power chip U1. The third capacitor C3 is connected to the first thermistor NTC 1. The second diode is connected with the third capacitor C3, and the second diode D2 is connected with a fan negative output port FANV-. The third diode D3 is connected to the first thermistor NTC1, and the third diode D3 is further connected to the fan positive output port fanv+.
When the temperature of the first thermistor NTC1 is below the limit value, the first thermistor NTC1 is in a high resistance state, the first pin of the power chip U1 lacks power supply, the power chip U1, the second diode D2, the third diode D3, and the second inductor L2 are all not operated, so that the fan is not operated.
When the temperature detected by the first thermistor NTC1 is higher than the limit value due to the excessively high temperature in the housing 100, the first thermistor NTC1 is in a low-resistance state, the third capacitor C3 provides power for the first pin of the power chip U1, the power chip U1 starts to work, and the power chip U1, the second diode D2, the third diode D3 and the second inductor L2 form a switching power circuit, and outputs a direct current power supply to the fan output port for the fan to work.
In other embodiments of the utility model, as shown in fig. 5, the managing circuit is further provided with a varistor MOV, said varistor M0V being connected to the ac input port 810, i.e. said varistor is connected between the live input port L and the neutral input port N. The varistor MOV is used for overvoltage protection and lightning protection of the circuit.
In other embodiments of the present utility model, as shown in fig. 5, the power-taking circuit 820 is further provided with a second thermistor NTC2, where the second thermistor NTC2 can suppress the surge current, and reduce the damage of the surge current to the device to be charged.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. The multi-power supply charging device for charging the portable electronic equipment is characterized by comprising a shell, a PCBA board, a plurality of power supplies and a plurality of fans; a plurality of mounting grooves and mounting plates are arranged in the shell; the PCBA board is mounted on the mounting board; the power supply is arranged in the mounting groove; the power supply is connected with the PCBA board; the outer wall of the shell is provided with a plurality of charging holes, and the electronic equipment to be charged is connected with the power supply through the charging holes; the power supply obtains power from an external power supply system and then charges the electronic equipment to be charged; the fan is mounted on the inner wall of the shell, and the fan is connected with the PCBA board.
2. The multi-power charging apparatus for charging a portable electronic device of claim 1, wherein the housing further comprises a plurality of baffles therein; the partition plates are arranged at intervals; the partition board and the inner wall of the shell enclose the mounting groove.
3. The multi-power supply charging apparatus for charging a portable electronic device according to claim 2, wherein a first wiring block and a second wiring block are provided between the partition plate and the other partition plate, which are alternately arranged; a first groove is formed in the top end of the first wiring block; the second wiring block is provided with a second groove; and a wiring channel for placing wires is formed between the first groove and the second groove.
4. The multi-power charging apparatus for charging a portable electronic device according to claim 3, wherein the first wiring block and the second wiring block each have an "L" shape.
5. The multi-power charging device for charging portable electronic equipment according to claim 4, wherein a housing wall to which the fan is mounted is provided with a first heat radiation hole, and a dust box for covering the fan is provided on an inner side of the housing wall; the fan is installed in the dust box.
6. The multi-power charging device for charging portable electronic equipment according to claim 5, wherein a stopper is provided at a bottom of the housing; the limiting block is abutted with the dust box.
7. The multi-power charging device for charging portable electronic equipment according to claim 6, wherein an upper end face of the housing is provided with a second heat radiation hole.
8. The multi-power charging apparatus for charging a portable electronic device according to claim 6, wherein the number of the power supplies is 5 or 10.
9. The multi-power charging apparatus for charging portable electronic devices according to any one of claims 1-8, wherein the PCBA board is provided with a management circuit; the management circuit comprises an alternating current input port and a plurality of power taking circuits; the power taking circuit is connected with the alternating current input port; the power supply is connected with the power taking circuit; external alternating current is accessed from the alternating current input port and is input into the power supply through each circuit taking circuit.
10. The multi-power charging apparatus for charging a portable electronic device according to claim 9, wherein the management circuit further comprises a rectifying circuit, a power chip, and a fan control circuit; the rectification circuit is connected with the alternating current input port; the power chip is connected with the rectifying circuit; the fan control circuit is connected with the power chip and also connected with the fan; the power chip and the fan control circuit control the operation of the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321323360.6U CN219960178U (en) | 2023-05-26 | 2023-05-26 | Multi-power supply charging device for charging portable electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321323360.6U CN219960178U (en) | 2023-05-26 | 2023-05-26 | Multi-power supply charging device for charging portable electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219960178U true CN219960178U (en) | 2023-11-03 |
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ID=88540610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321323360.6U Active CN219960178U (en) | 2023-05-26 | 2023-05-26 | Multi-power supply charging device for charging portable electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219960178U (en) |
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2023
- 2023-05-26 CN CN202321323360.6U patent/CN219960178U/en active Active
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