CN115549242A

CN115549242A - Portable switchable charger

Info

Publication number: CN115549242A
Application number: CN202211164297.6A
Authority: CN
Inventors: 彭建文; 沈小江; 徐嘉鹏; 田修玲; 田建军; 徐杰
Original assignee: ASAP Technology Jiangxi Co Ltd
Current assignee: ASAP Technology Jiangxi Co Ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2022-12-30

Abstract

The present invention provides a portable switchable charger, comprising: casing, wireless module, partition panel, guide rail that fills, varistor device, USB power cord, support, center cylinder, motor, flabellum, wire, its characterized in that: the casing is inside hollow circular structure, casing bottom distribution has the louvre, the casing bottom is fixed with four supports, wireless module of filling is located the inside first half of casing, wireless module of filling is fixed in the upper portion of partition panel, the partition panel has the louvre for circular structure and surface distribution, the partition panel contains the guide rail, contain the sheetmetal in the guide rail, many wires are extended to the guide rail, the partition panel is fixed in the inside first half of casing, partition panel lower part one side is fixed with the varistor device, the center cylinder is inside hollow cylinder structure, the center cylinder is fixed at partition panel lower part central point and is put, there is the roating lever other end at motor one end and has the current input sheetmetal, the motor is fixed inside the center cylinder, the flabellum is fixed on the rotary rod of motor. The wireless charging device changes the charging power of the wireless charging through the movement of the variable resistance device, can radiate the high power while changing the power, and prevents the device from shortening the service cycle due to overheating.

Description

Portable switchable charger

Technical Field

The invention relates to the technical field of chargers, in particular to a portable switchable charger.

Background

With the development of science and technology, various electronic devices are in the market, and the application of wireless chargers matched with the electronic devices is gradually increased.

Wireless charging is because of its can realize the wireless ization between the supply unit who charges and the power consumption receiving equipment for it can solve the power cord on the desktop and many and disorderly problem, has received home consumer's favor more and more. The wireless charger on the market is charged for equipment by fixed power, the wireless charger cannot be switched in power, normal work of the equipment under high-power load cannot be guaranteed, and the equipment cannot be thinned frequently.

Disclosure of Invention

In order to solve the defects of the prior art, the invention provides a technical scheme that:

a portable switchable charger, comprising: casing, wireless module, partition panel, guide rail that fills, varistor device, USB power cord, support, center cylinder, motor, flabellum, wire, its characterized in that: the casing is inside hollow circular structure, casing bottom distribution has the louvre, the casing bottom is fixed with four supports, wireless module of filling is located the inside first half of casing, wireless module of filling is fixed in the upper portion of partition panel, the partition panel has the louvre for circular structure and surface distribution, the partition panel contains the guide rail, contain the sheetmetal in the guide rail, many wires are extended to the guide rail, the partition panel is fixed in the inside first half of casing, partition panel lower part one side is fixed with the varistor device, the center cylinder is inside hollow cylinder structure, the center cylinder is fixed at partition panel lower part central point and is put, there is the roating lever other end at motor one end and has the current input sheetmetal, the motor is fixed inside the center cylinder, the flabellum is fixed on the rotary rod of motor.

Preferably, the resistance varying device includes: first spring, first rotary rod, cam, second rotary rod, gear, gag lever post, coil, metal ball, second spring, connecting rod, the one end of first spring is fixed in the connecting rod outside, the first spring other end is fixed on first rotary rod, first rotary rod one end is fixed on the partition plate surface, the first rotary rod other end is fixed with the cam, the great circular arc side surface of cam arrange tooth and with gear engagement, the one end at the second rotary rod is fixed to the gear, the gear has partly outside stretching out the casing, the other end of second rotary rod is fixed on the partition plate, the structure that the space was left to the gag lever post in the middle of for rectangular shape, gag lever post one end is fixed at the casing inboardly, the gag lever post other end is fixed at central cylinder edge, metal ball edge and coil contact, the inside cavity of connecting rod and one end are fixed on the metal ball, the connecting rod other end contacts with the sheetmetal in the guide rail.

Preferably, the connecting rod is scalable structure and can electrically conduct, the inside second spring that is provided with of connecting rod, second spring one end is fixed on the metal ball, and the other end pushes up inside the connecting rod, coil one end is fixed on the center cylinder, and the USB power cord is connected to the other end.

Preferably, the resistance value of the coil is higher than that of a USB power line, no insulating layer is arranged at the position of the coil except the contact position of the coil and the metal ball, insulating layers are coated at the rest positions of the coil, and the coil is a single-layer compact winding.

Preferably, the wires extend from a metal sheet in the guide rail, and the wires are respectively connected with the motor and the wireless charging module.

Preferably, the side edges of the cam except the large circular arc are smooth side surfaces with teeth.

A method of using a portable switchable charger, the method of operation comprising:

step 1: connecting the USB power line into a socket or an adapter with a USB interface, and switching on a power supply;

step 2: the equipment is electrified, and the rotating gear can transmit rotating force to the cam through the teeth by adjusting and rotating the gear;

and step 3: the side edge of the cam can extrude the connecting rod, so that the connecting rod moves along the directions of the guide rail and the limiting rod;

and 4, step 4: the metal ball fixed below the connecting rod can move along the cross section of the coil, and the distance of current flowing into the coil is changed by contacting different coil conducting wires;

and 5: under the adjusted current, the current flows through the metal ball, the connecting rod and the guide rail metal sheet and finally flows into the wireless charging module and the motor.

The beneficial effect of above-mentioned scheme is:

1. according to the invention, when the USB is connected with a power supply, the resistance-variable device is arranged, current is led into the coil, and meanwhile, the metal ball contacted with the surface of the coil leads the current into the connecting rod, then the current flows into the wireless charging module through the rail metal sheet, the external gear of the shell is manually adjusted to drive the cam to move, so that the movement of the connecting rod is adjusted, the metal ball can move on the surface of the coil, the current flowing into the wireless charging module is controlled, and the charging power of the wireless charging module is further controlled.

2. The track metal sheet is provided with more than one wire, and the other wire is connected with the motor, so that the current can be controlled in the same way to control the rotating speed of the motor, the wind power of the fan blades is increased, the heat dissipation effect is improved, the normal working temperature of the equipment can be ensured under the high-power working condition, and the service life of the equipment is prevented from being reduced under the high-power use condition.

3. The invention has the advantages that the device can be flattened through the brand-new resistance-changing device design, the device can be ensured to have the characteristics of small occupied space and the like under the condition of normal use, and the device is convenient to carry.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of a connecting rod according to the present invention;

FIG. 3 is a schematic top view of the cam of the present invention;

in the figure: 1. a housing; 2. a wireless charging module; 3. a partition panel; 4. a guide rail; 5. a first spring; 6. a first rotating rod; 7. a cam; 8. a second rotating rod; 9. a gear; 10. a USB power line; 11. a limiting rod; 12. a support; 13. a coil; 14. a metal ball; 15. a second spring; 16. a connecting rod; 17. a central column; 18. a motor; 19. a fan blade; 20. and a wire.

Detailed Description

The invention will be further clarified and fully explained in the following description with reference to the drawings, without however restricting the scope of protection of the invention thereto.

A portable switchable charger, comprising: casing 1, wireless module 2, partition panel 3, guide rail 4 of filling, varistor device, USB power cord 10, support 12, central cylinder 17, motor 18, flabellum 19, wire 20, its characterized in that: the casing 1 is the hollow circular structure in inside, 1 bottom distribution of casing has the louvre, 1 casing bottom is fixed with four supports 12, wireless module 2 that fills is located the first half of casing 1 inside, wireless module 2 that fills is fixed in the upper portion of partition panel 3, partition panel 3 has the louvre for circular structure and surface distribution, partition panel 3 contains guide rail 4, contain the sheetmetal in the guide rail 4, many wires 20 are extended to guide rail 4, partition panel 3 is fixed in the first half of casing 1 inside, partition panel 3 lower part one side is fixed with the varistor device, center cylinder 17 is the hollow cylinder structure in inside, center cylinder 17 is fixed in partition panel 3 lower part central point and is put, motor 18 one end has the rotary rod other end to have current input sheetmetal, motor 18 fixes inside center cylinder 17, flabellum 19 is fixed on motor 18's rotary rod.

Specifically, the varistor device includes: first spring 5, first rotary rod 6, cam 7, second rotary rod 8, gear 9, gag lever post 11, coil 13, metal ball 14, second spring 15, connecting rod 16, the one end of first spring 5 is fixed in the connecting rod 16 outside, the first spring 5 other end is fixed on first rotary rod 6, 6 one end of first rotary rod is fixed on partition panel 3 surface, 6 other ends of first rotary rod are fixed with cam 7, the great circular arc side surface of cam 7 arranges the tooth and meshes with gear 9, gear 9 is fixed in the one end of second rotary rod 8, gear 9 has a part to stretch out outside casing 1, the other end of second rotary rod 8 is fixed on partition panel 3, gag lever post 11 is the structure that leaves the space in the middle of rectangular shape, gag lever post 11 one end is fixed at casing 1 inboardly, the gag lever post 11 other end is fixed at central cylinder 17 edge, metal ball 14 edge and coil 13 contact, the inside cavity of connecting rod 16 and one end are fixed on metal ball 14, the sheetmetal contact in the connecting rod 16 other end and the guide rail 4.

Specifically, connecting rod 16 is extending structure and can electrically conduct, connecting rod 16 is inside to be provided with second spring 15, second spring 15 one end is fixed on metal ball 14, and the other end pushes up inside connecting rod 16, coil 13 one end is fixed on central cylinder 17, and USB power cord 10 is connected to the other end.

Specifically, the resistance of the coil 13 is higher than that of the USB power line 10, no insulating layer is provided at the position of the coil 13 in contact with the metal ball 14, the remaining positions of the coil 13 are all coated with an insulating layer, and the coil 13 is a single-layer tight winding.

Specifically, the wires 20 extend from the metal sheet in the guide rail 4, and the wires 20 are respectively connected to the motor 18 and the wireless charging module 2.

Specifically, the cam 7 except for the large circular arc is provided with teeth, and the other side edges are smooth side surfaces.

step 1: the USB power line 10 is connected into a socket or an adapter with a USB interface to be powered on;

step 2: the device is electrified, and by adjusting and rotating the gear 9, the rotating gear 9 can transmit rotating force to the cam 7 through teeth;

and 3, step 3: the side edge of the cam 7 extrudes the connecting rod 16, so that the connecting rod 16 moves along the direction of the guide rail 4 and the limiting rod 11;

and 4, step 4: the metal ball 14 fixed under the connecting rod 16 will move along the cross section of the coil 13, and through contacting different wires of the coil 13, the distance of current flowing into the coil is changed;

and 5: under the adjusted current, the current flows through the metal ball 14, the connecting rod 16 and the metal sheet of the guide rail 4, and finally flows into the wireless charging module 2 and the motor 18.

The working principle is as follows:

the invention relates to a portable switchable charger, comprising: casing 1, wireless module 2, partition panel 3, guide rail 4 of filling, varistor device, USB power cord 10, support 12, central cylinder 17, motor 18, flabellum 19, wire 20, its characterized in that: the resistance-variable device can change and switch the charging power of the wireless charging by changing the resistance value of a resistor in a flowing line, when equipment needs to be used, a USB power line 10 is connected into a corresponding USB interface, the equipment works in the whole process, if power needs to be switched to charge an electronic product, the gear 9 outside the shell 1 can be adjusted, when the gear 9 is rotated, the gear 9 can drive the cam 7 to rotate, the side edge of the cam 7 is contacted with the connecting rod 16, when the cam 7 rotates, the edge of the cam 7 can push the connecting rod 16 to move, because the connecting rod 16 and the metal ball 14 are fixed together, one end of the connecting rod 16 is connected into the guide rail 4, the metal ball 14 is limited in the limiting rod 11, the cam 7 pushes the connecting rod 16 to move only along the directions of the guide rail 4 and the limiting rod 11, the metal ball 14 in the moving direction can pass through each section of the cross section of the coil 13, and the lengths of lines through which currents contacting different cross sections can be different; when the metal ball 14 is close to the inner edge of the shell 1, the current path is less, the resistance value of the corresponding coil 13 is reduced, at the moment, the current flows through the metal ball 14 through the coil 13, flows through the metal sheet of the guide rail 4 through the connecting rod 16, and finally flows through the wireless charging module 2, the charging power is high-power charging, conversely, when the metal ball 14 is close to the central column 17, the current path flowing through the coil 13 is increased, the resistance value of the corresponding coil 13 is increased, at the moment, the current flowing into the charging module 2 is smaller, and the working power of the wireless charging module 2 is smaller. Meanwhile, the rotation speed of the fan blades 19 is in direct proportion to the power of the wireless charging module 2, namely, the charging power is increased, the faster the fan blades 19 rotate, the better the heat dissipation effect is, and otherwise, the heat dissipation power is reduced, which is beneficial to reducing the power consumption.

The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.

Claims

1. A portable switchable charger, comprising: casing (1), wireless module (2), partition panel (3), guide rail (4), varistor device, USB power cord (10), support (12), central cylinder (17), motor (18), flabellum (19), wire (20), its characterized in that: casing (1) is inside hollow circular structure, casing (1) bottom distribution has the louvre, (1) casing bottom is fixed with four supports (12), wireless module (2) of filling is located the inside first half of casing (1), wireless module (2) of filling is fixed in the upper portion of partition panel (3), partition panel (3) are circular structure and surface distribution has the louvre, partition panel (3) contain guide rail (4), contain the sheetmetal in guide rail (4), many wires (20) extend in guide rail (4), partition panel (3) are fixed in the inside first half of casing (1), partition panel (3) lower part one side is fixed with the varistor ware, center cylinder (17) is inside hollow cylinder structure, center cylinder (17) are fixed in partition panel (3) lower part central point, there is the rotary rod other end at motor (18) one end and has current input sheetmetal, motor (18) are fixed inside center cylinder (17), flabellum (19) are fixed on the rotary rod of motor (18).

2. A portable switchable charger as claimed in claim 1, wherein: the varistor device includes: first spring (5), first rotary rod (6), cam (7), second rotary rod (8), gear (9), gag lever post (11), coil (13), metal ball (14), second spring (15), connecting rod (16), the one end of first spring (5) is fixed in the connecting rod (16) outside, first spring (5) other end is fixed on first rotary rod (6), first rotary rod (6) one end is fixed on partition panel (3) surface, first rotary rod (6) other end is fixed with cam (7), the great circular arc side surface of cam (7) arranges tooth and meshes with gear (9), gear (9) is fixed in the one end of second rotary rod (8), gear (9) have a part to stretch out outside casing (1), the other end of second rotary rod (8) is fixed on partition panel (3), gag lever post (11) is the structure that the cavity centre left the space, gag lever post (11) one end is fixed in casing (1) inboard, gag lever post (11) other end is fixed in the edge at the center of coil (17), metal ball contact ball (14) edge is fixed on connecting rod (14) and metal ball (16) inside, the other end of the connecting rod (16) is contacted with a metal sheet in the guide rail (4).

3. A portable switchable charger as claimed in claim 2, wherein: connecting rod (16) are extending structure and can electrically conduct, connecting rod (16) inside is provided with second spring (15), second spring (15) one end is fixed on metal ball (14), and the other end top is inside connecting rod (16), coil (13) one end is fixed on central cylinder (17), and USB power cord (10) are connected to the other end.

4. A portable switchable charger as claimed in claim 3, wherein: the resistance value of the coil (13) is higher than that of the USB power line (10), no insulating layer is arranged at the position of the coil (13) except the contact position of the coil and the metal ball (14), insulating layers are coated at the rest positions of the coil (13), and the coil (13) is a single-layer compact winding.

5. A portable switchable charger as claimed in claim 1, wherein: the leads (20) extend out of the metal sheet in the guide rail (4), and the leads (20) are respectively connected with the motor (18) and the wireless charging module (2).

6. A portable switchable charger as claimed in claim 2, characterized in that the cam (7) is provided with teeth on its sides except for the major arc, and is provided with smooth sides.

7. Use of a portable switchable charger according to any of claims 1 to 6, characterized in that the method of operation comprises:

step 1: the USB power line (10) is connected into a socket or an adapter with a USB interface to switch on the power supply;

step 2: the device is electrified, and by adjusting and rotating the gear (9), the rotating gear (9) can transmit the rotating force to the cam (7) through the teeth;

and 3, step 3: the side edge of the cam (7) can extrude the connecting rod (16) to cause the connecting rod (16) to move along the directions of the guide rail (4) and the limiting rod (11);

and 4, step 4: the metal ball (14) fixed below the connecting rod (16) can move along the cross section of the coil (13) and contact different leads of the coil (13), so that the distance of current flowing into the coil is changed;

and 5: under the adjusted current, the current flows through the metal ball (14), the connecting rod (16) and the metal sheet of the guide rail (4) and finally flows into the wireless charging module (2) and the motor (18).