CN204465073U - Self-winding power chargers and laptops - Google Patents

Abstract

The utility model discloses a kind of automatic winding mains charger, comprise housing, be provided with dividing plate in housing and be divided into Wiinding cartridge and power switching box two parts, wherein, in Wiinding cartridge, central shaft is installed, wire spool and power line, central shaft is fixed in Wiinding cartridge, it is outer and rotatable relative to it that wire spool is installed on central shaft, power cord wrap is on wire spool, Wiinding cartridge is provided with the manhole appendix passed for power supply source line, circuit in the head end of power line and power switching box is electrically connected, tail end extends outside manhole appendix, the tail end of power line is fixed with charging plug, power switching box has been embedded in mobilizable attaching plug, housing with the face of female contact and the disc face of Wiinding cartridge is vertical arranges.The automatic winding mains charger that the utility model proposes, solves the problem being difficult to because of the circuit length of charger receive.Carry out coiling by the rotation of wire spool, the speed of coiling is improved greatly, arranges the effective of power line simultaneously.

Description

Self-winding power chargers and laptops

technical field

The utility model relates to the technical field of electronic equipment, in particular to an automatic winding power supply charger and a notebook computer.

Background technique

With the increasing popularity of electronic products, various electronic devices such as notebook computers, mobile phones, and cameras have been rapidly promoted in people's lives and are very popular. The chargers that match these devices have basically become a must for getting along day and night, especially laptops that need to carry power adapters to charge them all the time. However, due to the long wire of the charger, it is easy to get tangled and knotted. And the line has a certain degree of toughness, which is relatively scattered and difficult to store. Most of the plugs at both ends also protrude from the outside, which brings great inconvenience to users. Most of the existing wire winders are additionally configured, independent in structure, and need to be carried separately. And most of them are manually wound. When the line is long, the take-up speed is slow and the finishing effect is not ideal.

Utility model content

The main purpose of the utility model is to provide an automatic wire-winding power charger and a notebook computer, aiming at conveniently storing the wires of the power charger.

In order to achieve the above purpose, the utility model provides an automatic winding power supply charger, which includes a casing, and a partition is arranged in the casing to divide it into two parts: a winding box and a power conversion box, wherein the winding box A central shaft, a winding reel and a power cord are installed inside, the central shaft is fixed in the winding box, the winding reel is installed outside the central shaft and can rotate relative to it, and the power cord is wound On the reel, the winding box is provided with an inlet and outlet hole for the power cord to pass through, the head end of the power cord is electrically connected to the circuit in the power conversion box, and the tail end is Extending outside the inlet and outlet holes, the tail end of the power cord is fixed with a charging plug, and a movable power plug is embedded in the power conversion box, and the surface of the housing that is in contact with the socket is in contact with the winding box The disc face is set vertically.

Preferably, the automatic winding power supply charger further includes a brake switch installed in the winding box for fixing the power supply line.

Preferably, a chute is provided on the winding box, and the brake switch includes a movable switch installed on the chute, a buffer fixed to the side of the movable switch inside the winding box, When the brake switch is in use, push the movable switch to make the buffer press the power cord to prevent its movement.

Preferably, the power conversion box is provided with a slot, the power plug is installed in the slot and can slide relative to it, and a push button is fixed on the power plug, and the push button is used to toggle the The power plug slides in the slot.

Preferably, the automatic winding power supply charger further includes a coil spring located between the central shaft and the winding reel, the inner side of the coil spring is fixedly connected to the central shaft, and the outer side is fixedly connected to the winding reel .

Preferably, the automatic winding power supply charger also includes an output power port located in the central axis, the lead-out line of the power cord is installed in the output power port and electrically connected to it, and the output The power port is electrically connected with the circuit in the power conversion box.

Preferably, a storage slot for accommodating the charging plug is also provided in the winding box.

Preferably, an anti-wear ring is provided on the inner side wall of the access hole.

The utility model further proposes a notebook computer, including the above-mentioned automatic winding power supply charger.

The automatic winding power supply charger proposed by the utility model solves the problem of difficult storage due to the long circuit of the charger by setting the winding box to accommodate the power cord, and does not need to carry an additional winding device, which is convenient for users to use and carry . At the same time, the winding is carried out through the rotation of the winding disk, so that the speed of winding is greatly improved, and the effect of arranging the power cord is good at the same time. The surface of the housing that is in contact with the socket is perpendicular to the disc surface of the winding box, so that the housing can be set thinner, preventing it from blocking other jacks when using the socket and affecting the use of other electrical appliances. In addition, the automatic winding power supply charger also has the advantages of simple structure and easy realization.

Description of drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the automatic winding power supply charger of the present invention;

Fig. 2 is a top view structural diagram of a preferred embodiment of the automatic winding power supply charger of the present invention.

In the figure, 1-shell, 2-winding box, 3-power conversion box, 4-power plug, 5-push button, 6-charging plug, 7-power cord, 8-brake switch, 9-coil spring , 10-winding reel, 11-central shaft, 12-DC power output line, 13-head end lead-out line of power line, 14-access hole, 15-receiving groove, 16-buffering piece.

The realization of the purpose of the utility model, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

It should be noted that, in the description of the present utility model, the terms "horizontal", "vertical", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description , does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

Referring to Fig. 1 and Fig. 2, in this preferred embodiment, the automatic winding power supply charger includes a casing 1, and a partition is arranged in the casing 1 to divide it into two parts: a winding box 2 and a power conversion box 3, wherein, A central axis 11, a winding reel 10 and a power cord 7 are installed in the winding box 2, the central axis 11 is fixed in the winding box 2, the winding reel 10 is installed outside the central axis 11 and is rotatable relative to it, and the power cord 7 is wound on the reel 10, and the winding box 2 is provided with an inlet and outlet hole 14 for the power cord 7 to pass through. The head end of the power cord 7 is electrically connected to the circuit in the power conversion box 3, and the tail end extends to Outside the access hole 14, the tail end of the power cord 7 is fixed with a charging plug 6, and a movable power plug 4 is embedded in the power conversion box 3, and the surface of the housing 1 that is in contact with the socket is perpendicular to the disk surface of the winding box 2 set up.

In this embodiment, the casing 1 can be arranged in a rectangular shape, the winding box 2 is on the left, and the power conversion box 3 is on the right. The thickness of the casing 1 can be set to be thinner. The automatic winding power supply charger also includes a coil spring 9 located between the central shaft 11 and the winding reel 10 , the inner side of the coil spring 9 is fixedly connected to the central shaft 11 , and the outer side is fixedly connected to the winding reel 10 . Utilizing the elastic deformation of the coil spring 9, the elastic connection between the central shaft 11 and the winding disk 10 is realized, and the winding disk 10 is driven to rotate, thereby realizing the winding function.

Further, the power conversion box 3 is provided with a slot, the power plug 4 is installed in the slot and can slide relative to it, the power plug 4 is fixed with a push button 5, and the push button 5 is used to toggle the power plug 4 in the Slides in slot. By setting the push button 5, it is convenient for the user to push the power plug 4. When the user uses the automatic winding power charger, the power plug 4 can be pushed out; when the user does not use the automatic winding power charger, the power plug 4 can be pushed in and stored in the slot, which is more convenient for the user use.

Further, the automatic winding power supply charger also includes a brake switch 8 installed in the winding box 2 for fixing the power line 7 . Specifically, a chute is provided on the winding box 2, and the brake switch 8 includes a movable switch installed on the chute, a buffer member 16 fixed to the movable switch and located on one side of the winding box 2, and the brake switch 8 is used , push the movable switch to make the buffer 16 press the power cord 7 to prevent its movement.

In this embodiment, soft rubber blocks can be used for the buffer member 16 . The power cord 7 can be fixed by setting the brake switch 8 . A buffer member 16 is provided to brake the power cord 7 .

The automatic winding power supply charger also includes an output power port located in the central axis 11, the head end lead wire 13 of the power cord is installed in the output power port and is electrically connected with it, and the output power port is connected to the circuit in the power conversion box 3 electrical connection. The output power port is electrically connected to the circuit in the power conversion box 3 through the DC power output line 12 . The lead-out wire 13 of the power cord can flexibly rotate in the output power port in the central shaft 11 .

Further, a storage slot 15 for accommodating the charging plug 6 is also provided in the winding box 2 . The storage slot 15 matches the shape of the charging plug 6 .

When using this automatic winding power supply charger, first pull out the power cord 7 of the corresponding length according to the need, push the brake switch 8, make the soft rubber block block the power cord 7, so that it will no longer go in and out, and connect the charging plug 6 Electronic equipment. Push out the power plug 4 again, and insert it into the power jack. Because the surface of the housing 1 that is in contact with the socket is perpendicular to the disc surface of the winding box 2, the housing 1 of the charger can be set thinner, thereby not affecting the use of other jacks. After this automatic winding power supply charger is used up, unplug power plug 4, it is withdrawn in the housing 1. Then the brake switch 8 is returned, and the power cord 7 is automatically retracted into the winding box 2 , and finally, the charging plug 6 is placed in the receiving groove 15 .

The automatic winding power supply charger proposed in this embodiment solves the problem of difficult storage due to the long circuit of the charger by setting the winding box 2 to store the power line 7 in it, and it is not necessary to carry an additional winding device, which is convenient for users to use . At the same time, the winding is carried out by the rotation of the winding reel 10, so that the speed of winding is greatly improved, and the effect of tidying up the power cord 7 is good. The surface contacting the socket of the housing 1 is vertically arranged with the disk surface of the winding box 2, so that the housing 1 can be set thinner, so as to prevent it from blocking other jacks when using the socket and affecting the use of other electrical appliances. In addition, the automatic winding power supply charger also has the advantages of simple structure and easy realization.

Further, an anti-wear ring is provided on the inner wall of the access hole 14 . The wear ring can be made of rubber. At this time, the abrasion of the power cord 7 when passing through the access hole 14 can be effectively reduced.

The utility model further provides a notebook computer.

In this preferred embodiment, the notebook computer includes an automatic winding power supply charger, and the specific structure of the automatic winding power supply charger refers to the above-mentioned embodiments, which will not be repeated here.

The above are only preferred embodiments of the present utility model, and are not intended to limit the patent scope of the present utility model. All equivalent structural transformations made by using the description of the utility model and the contents of the accompanying drawings are directly or indirectly used in other related technical fields. All are included in the scope of patent protection of the utility model in the same way.

Claims (9)

1. An automatic winding power supply charger, comprising a housing, is characterized in that a partition is provided in the housing to divide it into two parts, a winding box and a power conversion box, wherein, the winding box is equipped with A central shaft, a winding reel and a power cord, the central shaft is fixed in the winding box, the winding reel is installed outside the central shaft and is rotatable relative to it, the power cord is wound around the On the reel, the winding box is provided with an inlet and outlet hole for the power cord to pass through, the head end of the power cord is electrically connected to the circuit in the power conversion box, and the tail end extends to the Outside the inlet and outlet holes, the tail end of the power cord is fixed with a charging plug, and a movable power plug is embedded in the power conversion box. set vertically. 2. The automatic winding power supply charger according to claim 1, further comprising a brake switch installed in the winding box for fixing the power supply line. 3. The automatic winding power supply charger according to claim 2, wherein a chute is opened on the winding box, and the brake switch includes a movable switch installed on the chute, fixed on the The movable switch is located on the buffer part inside the winding box. When the brake switch is in use, push the movable switch so that the buffer part presses the power cord to prevent its movement. 4. The automatic winding power supply charger according to claim 1, wherein the power conversion box is provided with a slot, and the power plug is installed in the slot and can slide relative to it, so A push button is fixed on the power plug, and the push button is used to move the power plug to slide in the slot. 5. The automatic winding power supply charger according to claim 1, further comprising a coil spring located between the central shaft and the winding disk, the inner side of the coil spring is fixedly connected to the central shaft, The outer side is fixedly connected with the winding reel. 6. The automatic winding power supply charger according to claim 1, further comprising an output power port located in the central axis, and the lead-out line of the power cord is installed in the output power port And it is electrically connected with it, and the output power port is electrically connected with the circuit in the power conversion box. 7 . The automatic winding power supply charger according to claim 1 , wherein a storage slot for accommodating the charging plug is also arranged in the winding box. 8 . 8. The automatic winding power supply charger according to any one of claims 1 to 7, characterized in that an anti-wear ring is provided on the inner side wall of the access hole. 9. A notebook computer, characterized in that it comprises the automatic winding power supply charger according to any one of claims 1 to 8.