CN219164255U

CN219164255U - Shared charging device

Info

Publication number: CN219164255U
Application number: CN202222892201.XU
Authority: CN
Inventors: 翟举厚
Original assignee: Shenzhen Gadian Technology Co ltd
Current assignee: Shenzhen Gadian Technology Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-06-09
Anticipated expiration: 2032-10-28

Abstract

The present utility model provides a shared charging device, comprising: a housing; the charging main board is arranged in the shell; one end of the commercial power wire is externally connected with the commercial power, and the other end of the commercial power wire is connected with the charging main board; the winding assembly comprises a winding wheel and a coil spring, the winding wheel is arranged in the shell, the coil spring is arranged in the winding wheel, a first end of the coil spring is connected with the shell, and a second end of the coil spring is connected with the winding wheel; and one end of the charging wire is connected with the charging main board, the charging wire is wound on the winding wheel, the other end of the charging wire is provided with a charging interface, and the charging interface is exposed out of the shell. According to the utility model, the charging lead can be wound and released by means of the winding wheel and the coil spring, in addition, the charging main board is directly connected with the mains supply, and no battery is attached, so that the charging main board is more loose in use environment, the success of equipment is lower, the design of higher output power is facilitated, the charging speed of the mobile terminal is accelerated, and the charging cost is lower.

Description

Shared charging device

Technical Field

The present utility model relates to the field of charging devices, and in particular, to a shared charging device.

Background

In some businesses or travel activities, it is necessary to leave their own charging place for a long time, and to pass through or stay at business places such as airports, restaurants, shops, etc., people often suffer from a shortage of electric power in mobile phones. When the power of the mobile phone is insufficient, people generally think of using mobile power sources equipped in these businesses, especially leased mobile power sources, such as incoming calls, street calls, etc. However, due to the high cost of these devices, rented mobile power rents are high; the leased mobile power supply is generally provided with a slow charging interface based on equipment cost and user charging time, and has the defects of insufficient charging power and low charging speed; the user needs to rent the charge for a long time, which easily results in forgetting to return, and is forced to pay a high overnight rent. Therefore, the existing leased type mobile power supply has the defects of high charging cost and low charging speed.

Disclosure of Invention

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a shared charging device so as to solve the technical problems of high charging cost and low charging speed of the leased type mobile power supply in the prior art.

One of the purposes of the utility model is realized by adopting the following technical scheme:

a shared charging apparatus, the shared charging apparatus comprising:

a housing;

the charging main board is arranged in the shell;

the electric lead is externally connected with the mains supply at one end, and the charging main board is connected with the other end of the electric lead;

the winding assembly comprises a winding wheel and a coil spring, the winding wheel is arranged in the shell, the coil spring is arranged in the winding wheel, a first end of the coil spring is connected with the shell, and a second end of the coil spring is connected with the winding wheel;

the charging device comprises a charging wire, wherein one end of the charging wire is connected with a charging main board, the charging wire is wound on a winding wheel, a charging interface is arranged at the other end of the charging wire, and the charging interface is exposed out of the shell.

Optionally, a locking slider for locking the rotation of the winding wheel is arranged on the shell.

Optionally, a wire outlet is arranged on the first side surface of the shell;

the charging interface is provided with a limiting protrusion for preventing the charging interface from retracting to the shell.

Optionally, the outlet is located at an edge of the first side, and the edge of the first side has a second side adjacent to the first side;

the limit protrusion is located at the side face of the charging interface and faces the second side face.

Optionally, the outlet extends to the second side surface;

when the charging lead is in a winding state, the limiting protrusion is accommodated in the outlet.

Optionally, a winding shaft is arranged in the shell, the winding shaft is rotatably sleeved with the winding wheel, and the first end of the coil spring is connected with the winding shaft.

Optionally, the shared charging device further comprises an unreeling wire, one end of the unreeling wire is connected with the charging wire, the other end of the unreeling wire is connected with the charging main board, the cross section of the unreeling wire is in a flat state, and the unreeling wire is in a spiral state and is arranged in the reeling wheel.

Optionally, the unreeling wire is connected with the coil spring side by side, and the unreeling wire is in a spiral state along with the coil spring.

Optionally, the unreeled wire is a flexible pcb board.

Optionally, the casing includes upper cover and drain pan, be equipped with in the drain pan and hold the chamber, the rolling subassembly set up in hold the intracavity, the upper cover is detained and is located on the drain pan.

Optionally, the top of casing is equipped with wireless charging indication sign, the upper portion of casing is equipped with wireless charging assembly, wireless charging assembly connects the mainboard that charges.

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

in the shared charging device, when the charging wire is in a storage state, the charging wire is wound on the winding wheel, the charging interface is embedded into the wire outlet of the shell, and when the shared charging device is required to be used, the charging wire is pulled out through the charging interface, the coil spring is contracted, the winding wheel is rotated, and the charging wire is unreeled, so that the charging wire extends out of the shell, and at the moment, the mobile terminal can be charged; after the charging is finished, the spring is released by the spring, the spring gradually enters a relaxed and stretched state, and the winding wheel reversely rotates under the driving of the spring, so that the charging wire is driven to be wound on the winding wheel until the charging interface is abutted to the shell. So, can with the help of rolling wheel and wind spring rolling charging wire and release charging wire in this embodiment, in addition, the main board that charges directly links the commercial power to do not have the subsidiary battery, more loose in operational environment, equipment success is lower, is convenient for design higher output, quickens the charge rate to mobile terminal, and has lower charge cost.

Drawings

Fig. 1 is a schematic perspective view of a shared charging device according to the present utility model;

FIG. 2 is an exploded view of the shared charging device of the present utility model;

fig. 3 is another exploded view of the shared charging device of the present utility model.

1. A housing; 11. an upper cover; 12. a bottom case; 121. a wire outlet; 122. a winding shaft; 1221. a first clamping groove; 1222. a wire lumen; 1a, a first side; 1b, a second side;

2. a charging main board;

3. a winding assembly; 31. a winding wheel; 311. winding the coil; 3111. a second clamping groove; 312. a retainer ring; 32. a coil spring;

4. a charging wire; 41. a charging interface; 42. a limit protrusion;

5. a locking slide block;

6. unreeling the wire;

7. and (5) switching the lead.

Detailed Description

The present utility model will be further described with reference to fig. 1 to 3 and the detailed description, wherein, on the premise of no conflict, new embodiments can be formed by any combination of the embodiments or technical features described below.

The utility model provides a shared charging device for charging a mobile terminal, which is shown in fig. 1 to 3, and comprises a shell 1, a charging main board 2, an electric lead, a winding component 3, a charging lead 4 and the like. The shell 1 is a storage and installation structure and is used for storing the winding assembly 3, the charging lead 4 and the like. The charging main board 2 is disposed in the housing 1, and a voltage transformation circuit, a charging management circuit, etc. are disposed on the charging main board 2, and are used for transforming the input commercial power, so as to output a low voltage for charging the mobile terminal via the charging wire 4, and meanwhile, the charging management circuit performs output control on the charging wire 4 and a wireless charging assembly below. One end of the mains lead is externally connected with the mains, and the other end of the mains lead is connected with the charging main board 2. The winding assembly 3 comprises a winding wheel 31 and a coil spring 32, wherein the winding wheel 31 is arranged in the shell 1, the coil spring 32 is arranged in the winding wheel 31, a first end of the coil spring 32 is connected with the shell 1, and a second end of the coil spring 32 is connected with the winding wheel 31. One end of the charging wire 4 is connected with the charging main board 2, the charging wire 4 is wound on the winding wheel 31, the other end of the charging wire 4 is provided with a charging interface 41, and the charging interface 41 is exposed out of the shell 1.

When the charging lead 4 is in a storage state, the charging lead 4 is wound on the winding wheel 31, the charging interface 41 is embedded into the outlet 121 of the shell 1, when the charging lead 4 is required to be used, the charging interface 41 is pulled out, the coil spring 32 is contracted, the winding wheel 31 rotates, and the charging lead 4 is unreeled, so that the charging lead 4 extends out of the shell 1, and the mobile terminal can be charged at the moment; after the charging is finished, the spring 32 releases the elastic force, the spring 32 gradually enters a relaxed and stretched state, the winding wheel 31 reversely rotates under the driving of the spring 32, and the charging wire 4 is further driven to be wound on the winding wheel 31 until the charging interface 41 abuts against the shell 1. In this way, in this embodiment, the charging wire 4 can be wound and released by means of the winding wheel 31 and the coil spring 32, and in addition, in this embodiment, the charging main board 2 is directly connected with the mains supply, and has no additional battery, so that the use environment is more relaxed, the success of the device is lower, the design of higher output power is facilitated, the charging speed of the mobile terminal is accelerated, and the charging cost is lower.

Further, as shown in fig. 1 to 3, a lock slider 5 for locking the rotation of the take-up roller 31 is provided on the housing 1. Specifically, a chute is arranged on the shell 1, and the chute is communicated with the inside and the outside of the shell 1. The locking slider 5 includes a sliding portion, a connecting portion and a locking portion, the sliding portion is exposed outside the housing 1, the locking portion is located in the housing 1 and extends to the side face of the winding wheel 31, the connecting portion is located in the sliding groove, and two ends of the connecting portion are respectively connected with the sliding portion and the locking portion. When in use, the locking part can be close to or far from the winding wheel 31 by directly pushing the sliding part to move. When the locking part abuts against the receiving reel 31, the locking part applies pressure to the reel 31, and the locking part generates friction force to the reel 31, so that the reel 31 is limited to rotate, and the charging wire 4 is prevented from retracting into the shell 1 when in use.

In some further embodiments of the shared charging apparatus, as shown in fig. 1, the first side 1a of the housing 1 is provided with a wire outlet 121. The charging interface 41 is provided with a limit projection 42 for preventing the charging interface 41 from retracting to the housing 1. Thus, when the charging wire 4 is wound, the charging interface 41 abuts against the housing, the limiting protrusion 42 can be clamped at the outlet 121, and the charging interface 41 is prevented from retracting into the housing 1.

Further, the outlet 121 is located at an edge of the first side 1a, and the edge of the first side 1a has a second side 1b adjacent to the first side 1 a; the limit projection 42 is located at the side of the charging interface 41 and faces the second side 1b.

Specifically, the outlet 121 is located on the bottom case 12.

In order to accommodate the limit projection 42, the outlet 121 extends toward the second side surface 1b; when the charging wire 4 is in the winding state, the limiting protrusion 42 is accommodated in the wire outlet 121. When the shared charging device is in the storage state, the charging wire 4 is in the rolling state, and the charging interface 41 and the limiting boss 42 can be simultaneously stored by the wire outlet 121, so that the limiting boss 42 and the charging interface 41 are prevented from excessively protruding.

In some further embodiments of the housing 1, as shown in fig. 2 and 3, a winding shaft 122 is disposed in the housing 1, the winding wheel 31 is rotatably sleeved on the winding shaft 122, and a first end of the coil spring 32 is connected to the winding shaft 122.

Specifically, the winding shaft 122 is disposed in the bottom case 12.

Further, as shown in fig. 2 and 3, the shared charging device further includes an unwinding wire 6, one end of the unwinding wire 6 is connected with the charging wire 4, the other end is connected with the charging motherboard 2, the cross section of the unwinding wire 6 is in a flat state, and the unwinding wire 6 is in a spiral state and is disposed in the winding wheel 31. When the charging wire 4 is wound and unwound, the winding wheel 31 rotates forwards and reversely, and when the charging wire 4 is directly connected with the charging main board 2, the charging wire 4 is easy to mechanically damage after long-time rotation, so that the stable connection of the charging wire 4 and the charging main board 2 is not facilitated. Therefore, in this embodiment, the unreeling wire 6 is set, when the charging wire 4 is unreeled, the unreeled wire 6 contracts with the rotation of the reel 31, when the charging wire 4 is reeled, the unreeled wire 6 is unreeled, the rotation of the reel is converted into the reeling and unreeling of the unreeled wire 6, and the unreeled wire 6 can be simultaneously and stably connected with the charging motherboard 2 and the charging wire 4.

Further, as shown in fig. 2 and 3, the unwinding wire 6 is connected side by side with the coil spring 32, and the unwinding wire 6 is in a spiral state with the coil spring 32. The unreeling wire 6 is connected with the coil spring 32 side by side, specifically, the unreeling wire 6 is side by side with the coil spring 32, and the unreeling wire 6 is adhered to the coil spring 32, the unreeling wire 6 is in a spiral state along with the coil spring 32, and the unreeling wire 6 can be rolled and unreeled along with the shrinkage and the relaxation of the coil spring 32, so that the unreeling wire 6 is more convenient to roll and unreel.

For unreeled wire 6, it may in particular be a flexible pcb board or a wire with flat enamelled wires. The flexible pcb has a higher thickness and, after bonding with the coil spring 32, is able to form a smaller volume roll.

For the foregoing housing 1, specifically, the housing includes an upper cover 11 and a bottom case 12, a receiving cavity is provided in the bottom case 12, the winding assembly 3 is disposed in the receiving cavity, and the upper cover 11 is fastened on the bottom case 12.

In some embodiments of the take-up shaft 122, as shown in fig. 3, the take-up shaft 122 is provided with a first slot 1221 extending in an axial direction, and a wire cavity 1222 is further provided in the first slot 1221, and the wire cavity 1222 extends upward to an upper end surface of the take-up shaft 122. The first end of the coil spring 32 is clamped into the first clamping groove 1221, meanwhile, the first end of the unreeling wire 6 is clamped into the first clamping groove 1221 along with the coil spring 32, meanwhile, a transfer wire 7 is further arranged in the wire cavity 1222, one end of the transfer wire 7 is connected with the first end of the unreeling wire 6, and the other end of the transfer wire 7 is connected with the charging main board 2.

In some embodiments of the winding wheel 31, as shown in fig. 2 and 3, the winding wheel 31 includes a winding ring 311 and retaining rings 312 located at two sides of the winding ring 311, wherein one retaining ring 312 is fixedly connected with the winding ring 311, the other winding ring 311 is detachably connected with the retaining ring 312, and at least one second clamping groove 3111 is provided on the winding ring 311. The charging wire 4 is wound outside the winding ring 311 and is positioned between the two check rings 312, and the unreeling wire 6 and the coil spring 32 are arranged in the winding ring 311.

In other embodiments of the shared charging device, a wireless charging indication identifier (not shown in the figure) is provided at the top of the housing 1, that is, a wireless charging identifier is provided on the upper surface of the upper cover 11, and a wireless charging assembly (not shown in the figure) is provided at the upper portion of the housing 1, that is, a wireless charging group is provided in the upper cover 11 or on the upper surface of the upper cover 11, and the wireless charging assembly is connected to the charging motherboard 2. In this way, in this embodiment, the wireless charging assembly can be used to charge the mobile terminal, and the mobile terminal can be charged without plugging and unplugging the charging interface 41.

The wireless charging assembly comprises a charging coil and a connecting wire, wherein the charging coil is arranged on the upper portion of the shell 1, namely in the upper cover 11 or on the upper surface of the upper cover 11, one end of the connecting wire is connected with the charging coil, and the other end of the connecting wire is connected with the charging main board 2.

The charging main board 2 is fixed in the upper cover 11.

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 shared charging apparatus, characterized in that the shared charging apparatus comprises:

a housing;

the charging main board is arranged in the shell;

2. The shared charging apparatus as claimed in claim 1, wherein a lock slider for locking the rotation of the take-up roller is provided on the housing.

3. The shared charging apparatus as claimed in claim 1, wherein the first side of the housing is provided with a wire outlet;

4. The shared charging apparatus as recited in claim 3 wherein the outlet is located at an edge of the first side having a second side adjacent the first side;

5. The shared charging apparatus as claimed in claim 4, wherein the outlet extends to the second side;

6. The shared charging device as recited in claim 1 wherein a take-up reel is disposed within said housing, said take-up reel rotatably sleeved on said take-up reel, said first end of said coil spring being connected to said take-up reel.

7. The shared charging device as claimed in claim 6, further comprising an unreeling wire, wherein one end of the unreeling wire is connected with the charging wire, the other end of the unreeling wire is connected with the charging main board, the cross section of the unreeling wire is in a flat state, and the unreeling wire is in a spiral state and is arranged in the reeling wheel.

8. The shared charging device as claimed in claim 7, wherein said unreeled wire is connected side by side with said coil spring, said unreeled wire being in a spiral state with the coil spring.

9. The shared charging apparatus of claim 7 or 8, wherein the unreeled wire is a flexible pcb.

10. The shared charging apparatus of claim 1, wherein a wireless charging indication identifier is provided on the top of the housing, and a wireless charging assembly is provided on the upper portion of the housing, the wireless charging assembly being connected to the charging motherboard.