CN216530636U - Automatic outage mobile phone charging device - Google Patents
Automatic outage mobile phone charging device Download PDFInfo
- Publication number
- CN216530636U CN216530636U CN202122928534.9U CN202122928534U CN216530636U CN 216530636 U CN216530636 U CN 216530636U CN 202122928534 U CN202122928534 U CN 202122928534U CN 216530636 U CN216530636 U CN 216530636U
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- 238000001514 detection method Methods 0.000 claims abstract description 19
- 239000011810 insulating material Substances 0.000 claims description 3
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to an automatic power-off mobile phone charging device, and belongs to the technical field of chargers. The utility model comprises an integrated circuit board and a power supply switch, and further comprises a central processing unit, an input interface, a transformer, a rectification module, a current detection sensor, a controllable switch, an output interface, a power interface A, a power interface B, a support rod, a connecting rod, a reset spring, a fulcrum and a pressure rod. One end of the input interface is connected with the transformer, the other end of the transformer is connected with the rectifying module, the other end of the rectifying module is connected with the current detection sensor, the other end of the current detection sensor is connected with the controllable switch, the other end of the controllable switch is connected with the output interface, and the central processing unit is respectively connected with the rectifying module, the current detection sensor and one end of the controllable switch. The connecting rod is respectively connected with the pressing rod, the fulcrum, the reset spring and one end of the supporting rod, and the other end of the supporting rod is connected with the power supply interface B. After the electric quantity of the mobile phone is full, the charging power supply can be automatically cut off.
Description
Technical Field
The utility model relates to an automatic power-off mobile phone charging device, and belongs to the technical field of chargers.
Background
Along with the more and more perfect functions of the mobile phone, the more and more application scenes of the mobile phone result in the more and more power consumption of the mobile phone, and in order to ensure that the mobile phone has sufficient power supply, the more and more battery capacity of the mobile phone results in long time for fully charging the mobile phone. In the actual charging process, users often charge the mobile phone at night before sleeping, and the mobile phone is ensured to be in a full-charge state next day. However, the mobile phone is fully charged for only 2-3 hours, the mobile phone battery is in an overcharged state in the rest time, and the mobile phone battery is easy to explode and catch fire when being in the overcharged state for a long time, so that the mobile phone has great potential safety hazard.
Disclosure of Invention
The utility model provides an automatic power-off mobile phone charging device, which automatically cuts off a charging power supply after the mobile phone is fully charged, avoids the mobile phone from being in an overcharged state, and reduces the potential safety hazard of mobile phone charging.
The technical scheme of the utility model is as follows: the utility model provides an automatic outage cell-phone charging device, includes integrated circuit board 15, power switch 16, its characterized in that: the device also comprises a central processing unit 3, an input interface 4, a transformer 5, a rectifying module 6, a current detection sensor 7, a controllable switch 2, an output interface 1, a power interface A14, a power interface B13, a support rod 12, a connecting rod 9, a return spring 11, a fulcrum 10 and a pressure lever 8;
one end of the input interface 4 is connected with the transformer 5, the other end of the transformer 5 is connected with the rectifier module 6, the other end of the rectifier module 6 is connected with the current detection sensor 7, the other end of the current detection sensor 7 is connected with the controllable switch 2, the other end of the controllable switch 2 is connected with the output interface 1, and the central processing unit 3 is respectively connected with the rectifier module 6, the current detection sensor 7 and one end of the controllable switch 2;
the connecting rod 9 respectively with depression bar 8, fulcrum 10, reset spring 11, bracing piece 12 one end links to each other, the bracing piece 12 other end links to each other with power source B13, it is concrete, depression bar 8 one end exceeds power switch shell partly, the other end is connected with connecting rod 9 one end, be equipped with fulcrum 10 below the connecting rod 9 in proper order, reset spring 11, fulcrum 10, reset spring 11 other end sets up on power switch shell, the connecting rod 9 other end and bracing piece 12 one end, power source B13 one end is unsettled, the other end sets up and can slide on power switch shell, power source A14 sets up on power switch shell and on power source B13.
Further, the output interface 1 is a USB2.0 interface.
Further, the other end of the input interface 4 is connected to the power supply interface B13.
Further, the power interface a14 is connected to a 220V mains socket.
Furthermore, the support rod 12, the connecting rod 9 and the pressure rod 8 are made of insulating materials.
The working principle of the utility model is as follows:
when charging, the dead weight of the mobile phone pushes the pressure lever 8 to move downwards, and under the lever action of the connecting rod 9, the support rod 12 and the power interface B13 are pushed to move upwards, so that the power interface B13 is connected with the power interface A14, and the effect of switching on the power supply is achieved. The charging power supply becomes a direct current low-voltage power supply available for charging the mobile phone through the power supply interface B13, the input interface 4, the transformer 5 and the rectification module 6, the current detection sensor 7 detects the magnitude of the charging current, and finally the mobile phone is continuously charged through the controllable switch 2 and the output interface 1. When charging is completed, namely the central processing unit 3 detects that the charging current is less than 0.2A, the controllable switch 2 is cut off, the open circuit state of the controllable switch 2 is kept, the charging power supply is automatically cut off after the mobile phone is fully charged, and then the charging state of the mobile phone is stopped. When the mobile phone is moved out of the charging device, the connecting rod 9 is reset under the action of the reset spring 11, the power supply interface B13 is disconnected with the power supply interface A14, and the power supply of the whole device is cut off.
The utility model has the beneficial effects that:
1. after the mobile phone is fully charged, the charging power supply can be automatically cut off, the mobile phone is prevented from being in an overcharging state, and the potential safety hazard of mobile phone charging is reduced.
2. The power supply of the whole device can be automatically cut off when the charger is not charged, and energy consumption waste generated when the charger is electrified and standby is avoided.
3. Simple structure, low cost, simple operation and easy maintenance.
Drawings
FIG. 1 is a schematic diagram of an integrated circuit board structure according to the present invention;
fig. 2 is a schematic diagram of the power supply switch according to the present invention.
The reference numbers in the figures are: 1-output interface, 2-controllable switch, 3-central processing unit, 4-input interface, 5-transformer, 6-rectifier module, 7-current detection sensor, 8-pressure bar, 9-connecting rod, 10-fulcrum, 11-reset spring, 12-support bar, 13-power interface B, 14-power interface A, 15-integrated circuit board, 16-power supply switch.
Detailed Description
Example 1: as shown in fig. 1 and fig. 2, an automatic power-off mobile phone charging device includes an integrated circuit board 15 and a power supply switch 16, and is characterized in that: the device also comprises a central processing unit 3, an input interface 4, a transformer 5, a rectifying module 6, a current detection sensor 7, a controllable switch 2, an output interface 1, a power interface A14, a power interface B13, a support rod 12, a connecting rod 9, a return spring 11, a fulcrum 10 and a pressure lever 8;
one end of the input interface 4 is connected with the transformer 5, the other end of the transformer 5 is connected with the rectifier module 6, the other end of the rectifier module 6 is connected with the current detection sensor 7, the other end of the current detection sensor 7 is connected with the controllable switch 2, the other end of the controllable switch 2 is connected with the output interface 1, and the central processing unit 3 is respectively connected with the rectifier module 6, the current detection sensor 7 and one end of the controllable switch 2;
the connecting rod 9 respectively with depression bar 8, fulcrum 10, reset spring 11, bracing piece 12 one end links to each other, the bracing piece 12 other end links to each other with power source B13, it is concrete, depression bar 8 one end exceeds power switch shell partly, the other end is connected with connecting rod 9 one end, be equipped with fulcrum 10 below the connecting rod 9 in proper order, reset spring 11, fulcrum 10, reset spring 11 other end sets up on power switch shell, the connecting rod 9 other end and bracing piece 12 one end, power source B13 one end is unsettled, the other end sets up and can slide on power switch shell, power source A14 sets up on power switch shell and on power source B13.
Further, the output interface 1 is a USB2.0 interface.
Further, the other end of the input interface 4 is connected to the power supply interface B13.
Further, the power interface a14 is connected to a 220V mains socket.
Furthermore, the support rod 12, the connecting rod 9 and the pressure rod 8 are made of insulating materials.
When charging, the dead weight of the mobile phone pushes the pressure lever 8 to move downwards, and under the lever action of the connecting rod 9, the support rod 12 and the power interface B13 are pushed to move upwards, so that the power interface B13 is connected with the power interface A14, and the effect of switching on the power supply is achieved. The charging power supply becomes a direct current low-voltage power supply available for charging the mobile phone through the power supply interface B13, the input interface 4, the transformer 5 and the rectification module 6, the current detection sensor 7 detects the magnitude of the charging current, and finally the mobile phone is continuously charged through the controllable switch 2 and the output interface 1. When charging is completed, namely the central processing unit 3 detects that the charging current is less than 0.2A, the controllable switch 2 is cut off, the open circuit state of the controllable switch 2 is kept, the charging power supply is automatically cut off after the mobile phone is fully charged, and then the charging state of the mobile phone is stopped. When the mobile phone is moved out of the charging device, the connecting rod 9 is reset under the action of the reset spring 11, the power supply interface B13 is disconnected with the power supply interface A14, and the power supply of the whole device is cut off.
While the present invention has been described in detail with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. The utility model provides an automatic outage cell-phone charging device, includes integrated circuit board (15), power supply switch (16), its characterized in that: the device comprises a central processing unit (3), an input interface (4), a transformer (5), a rectification module (6), a current detection sensor (7), a controllable switch (2), an output interface (1), a power interface A (14), a power interface B (13), a support rod (12), a connecting rod (9), a return spring (11), a fulcrum (10) and a press rod (8);
one end of the input interface (4) is connected with the transformer (5), the other end of the transformer (5) is connected with the rectifying module (6), the other end of the rectifying module (6) is connected with the current detection sensor (7), the other end of the current detection sensor (7) is connected with the controllable switch (2), the other end of the controllable switch (2) is connected with the output interface (1), and the central processing unit (3) is respectively connected with the rectifying module (6), the current detection sensor (7) and one end of the controllable switch (2);
connecting rod (9) respectively with depression bar (8), fulcrum (10), reset spring (11), bracing piece (12) one end links to each other, the bracing piece (12) other end links to each other with power source B (13), it is concrete, depression bar (8) one end exceeds power switch shell partly, the other end is connected with connecting rod (9) one end, be equipped with fulcrum (10) below connecting rod (9) in proper order, reset spring (11), fulcrum (10), reset spring (11) other end sets up on power switch shell, connecting rod (9) other end is connected with bracing piece (12) one end, power source B (13) one end is unsettled, the other end setting is slidable on power switch shell, power source A (14) set up on power switch shell and on power source B (13).
2. The auto-power-off mobile phone charging device of claim 1, wherein: the output interface (1) is a USB2.0 interface.
3. The auto-power-off mobile phone charging device of claim 1, wherein: the other end of the input interface (4) is connected with a power interface B (13).
4. The auto-power-off mobile phone charging device of claim 1, wherein: the power supply interface A (14) is connected with a 220V commercial power socket.
5. The auto-power-off mobile phone charging device of claim 1, wherein: the support rod (12), the connecting rod (9) and the pressure rod (8) are made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122928534.9U CN216530636U (en) | 2021-11-26 | 2021-11-26 | Automatic outage mobile phone charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122928534.9U CN216530636U (en) | 2021-11-26 | 2021-11-26 | Automatic outage mobile phone charging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216530636U true CN216530636U (en) | 2022-05-13 |
Family
ID=81463131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122928534.9U Expired - Fee Related CN216530636U (en) | 2021-11-26 | 2021-11-26 | Automatic outage mobile phone charging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216530636U (en) |
-
2021
- 2021-11-26 CN CN202122928534.9U patent/CN216530636U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220513 |
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| CF01 | Termination of patent right due to non-payment of annual fee |