CN206559093U - A kind of telescopic built-in traveling charger of data wire - Google Patents

Abstract

The utility model relates to a built-in travel charger with a retractable data line, which comprises a charger shell, a plug for a mobile phone, a power plug, a data line, a USB plug, and a charging circuit board; the charger shell is provided with a fixed shaft, A coiling device is worn on the fixed shaft; the coiling device includes a coiling drum and a retaining ring plate fixed at both ends of the coiling drum, a coiled spring is arranged inside the coiling drum, and one end of the coiling spring is fixed on the fixed shaft, The other end is fixed on the inner wall of the spool; the fixed shaft passes through the perforation of the baffle ring plate, the baffle ring plate can rotate around the fixed shaft, the fixed shaft is fixed with one end of the coil spring, and the spool can be rolled Rotate or turn within the range limited by the type spring; one end of the data cable is fixedly connected to the plug of the mobile phone, and the other end is fixedly connected to the reel, and the data cable is wound on the reel. The utility model has a reasonable and simple structure and is easy to manufacture. Through the utility model, the length of the data line can be adjusted, and the utility model is convenient to carry and use.

Description

Built-in travel charger with retractable data cable

technical field

The utility model relates to a built-in travel charger with a retractable data line, which belongs to the technical field of charger design.

Background technique

The charger is a tool that uses high-frequency power supply technology and uses advanced intelligent dynamic adjustment charging technology. It is widely used as an important device for charging mobile phones and other tools. However, the length of the existing charger data cable is fixed, and cannot be extended or shortened according to the demand, so it is not very convenient to carry and use when traveling.

Utility model content

The utility model aims at the above-mentioned existing technical deficiencies, and provides a built-in travel charger with a reasonable and simple structure, easy manufacture, and convenient use with retractable data lines.

The purpose of this utility model is achieved in this way, a built-in travel charger with a retractable data line, including a charger housing, a plug for a mobile phone, a power plug, a data line, a USB plug, and a charging circuit board; it is characterized in that : The charger housing is provided with a fixed shaft, and a winding device is worn on the fixed shaft;

The reel device includes a reel and a retaining ring plate fixed at both ends of the reel. The retaining ring plate is provided with a conductive ring, a ratchet, and a hole in the retaining ring plate. The conductive ring is arranged on the retaining ring plate facing away from the coil. On one side of the bobbin, the ratchet is set and fixed on the outer edge of the retaining ring plate;

The charger housing is provided with a pawl and a pawl control key, and the pawl control key can control the pawl to be stuck in the ratchet or retracted from the ratchet;

A coiled spring is arranged inside the reel, one end of the coiled spring is fixed on the fixed shaft, and the other end is fixed on the inner wall of the reel; the fixed shaft passes through the perforation of the retaining ring plate, The retaining ring plate and the reel can rotate around the fixed shaft, and the fixed shaft is fixed to one end of the coil spring, and the reel can rotate or turn within the range limited by the coil spring;

One end of the data cable is fixedly connected to the plug of the mobile phone, the other end is fixedly connected to the reel, and the data cable is wound on the reel, and one end of the data cable fixedly connected to the reel is electrically connected to the conductive ring, charging There is a mobile phone plug hole on the charger shell, and the mobile phone plug is placed outside the charger shell through the mobile phone plug hole;

The power plug and the USB plug are arranged outside the charger housing, the charging circuit board is arranged inside the charger housing, and the power plug and the USB plug are electrically connected to the charging circuit board through connecting wires;

A brush rod is fixed inside the charger housing, and a brush head is arranged on the brush rod. One end of the brush rod is connected to the conductive ring through the brush head, and the other end is electrically connected to the charging circuit board through a connecting wire.

The charging color-changing indicator light is provided on the charger housing, and the charging color-changing indicator light is electrically connected to the charging circuit board through a connecting wire.

The charger housing is provided with a partition, and the partition divides the charger housing into a winding cavity and a charging circuit board cavity. The winding device is arranged in the winding cavity, and the charging circuit board is arranged in the charging circuit. In the plate cavity, the brush rod is fixed on the partition plate.

One end of the pawl control key is fixedly connected to one end of the pawl, the charger housing is provided with a support column, and the joint between the pawl control key and the pawl is hingedly connected to the support column, when the pawl control key is pressed down , the pawl fixed with the pawl control key leaves the ratchet, and when the pawl control key is pulled upwards, the pawl fixed with the pawl control key is stuck in the ratchet.

A spring is wound around the fixed connection between the pawl control key and the pawl, and the spring has an upward thrust on the pawl control key. In the ratchet, when the pawl control key is pressed down, the pawl fixed with the pawl control key leaves the ratchet.

The utility model has a reasonable and simple structure, is easy to manufacture, and is convenient to use. Through the utility model, when in use, the plug of the mobile phone end is pulled to drive the data line wound on the reel to be pulled out from the reel. At this time, the reel The coiled spring in the wire barrel is tightened until the required length of the data line is straightened, and then the data line is stopped; at this time, the spring has an upward thrust on the pawl control key, and the spring pushes the pawl control key upwards, and The fixed pawl of the pawl control key is stuck in the ratchet, and the reel stops rotating. The plug of the mobile phone can be plugged into mobile phones, charging treasures and other equipment, and the power plug can be plugged into the external power socket to realize power supply. The external power supply passes through the power supply in turn. Plugs, charging circuit boards, brush bars, brush heads on brush bars, conductive rings, data cables, and mobile phone plugs are delivered to mobile phones, charging treasures and other equipment. When the wire winding device rotates, the brush head on the brush rod is in contact with the conductive ring on the wire winding device all the time.

When the length of the data line needs to be shortened, the ratchet will be removed from the ratchet, that is, the ratchet control key is pressed down, and the ratchet fixed with the ratchet control key leaves the ratchet wheel, and the reel is in the position of the coiled spring. Under the action of rotation, the rotation of the reel makes the data line rewind on the reel to achieve the purpose of shortening the data line. When the length is shortened to the required length, the pawl is stuck in the ratchet, and the reel stops rotating.

Certainly, in the utility model, it is also possible to insert the USB plug into a power bank, a computer, etc., and then pass the external power supply through the USB plug, the charging circuit board, the brush rod, the brush head on the brush rod, and the conductive ring in sequence. , data lines, and mobile phone plugs are sent to mobile phones and other equipment.

Through the utility model, the length of the data line can be adjusted, and the data line is built in the charger shell, which is convenient to carry and use.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model.

Fig. 2 is a partial structural diagram of the winding device in the utility model.

In the figure: 1 charger shell, 2 fixed shaft, 3 reel, 4 stop ring plate, 5 conductive ring, 6 ratchet, 7 stop ring plate perforation, 8 pawl, 9 pawl control key, 10 mobile terminal Plug, 11 power plug, 12 data cable, 13 USB plug, 14 charging circuit board, 15 electric brush rod, 16 electric brush head, 17 charging color-changing indicator light, 18 partition.

detailed description

Below in conjunction with accompanying drawing and description of drawings, the utility model will be further described.

A built-in travel charger with a retractable data line, comprising a charger case 1, a mobile phone plug 10, a power plug 11, a data line 12, a USB plug 13, and a charging circuit board 14; inside the charger case 1 A fixed shaft 2 is arranged, and a winding device is worn on the fixed shaft 2.

Specifically, the reel device of this embodiment includes a reel 3 and a retaining ring plate 4 fixed to both ends of the reel 3. The retaining ring plate 4 is provided with a conductive ring 5, a ratchet 6, and a perforation 7 of the retaining ring plate. , the conductive ring 5 is arranged on the side of the retaining ring plate 4 facing away from the reel 3 , and the ratchet 6 is arranged and fixed on the outer edge of the retaining ring plate 4 . A pawl 8 and a pawl control key 9 are arranged on the charger housing 1 , and the pawl control key 9 can control the pawl 8 to be stuck in the ratchet 6 or retracted from the ratchet 6 . One end of the pawl control key 9 is fixedly connected to one end of the pawl 8, and the charger housing 1 is provided with a supporting column, and the fixed connection between the pawl control key 9 and the pawl 8 is hingedly connected to the supporting column, and the pawl is pressed down. During the control key 9, the ratchet 8 fixed with the ratchet control key 9 leaves in the ratchet 6, and when the ratchet control key 9 is pulled upwards, the ratchet 8 fixed with the ratchet control key 9 is stuck in the ratchet 6. The fixed connection between the pawl control key 9 and the pawl 8 is wound with a spring, and the spring has an upward thrust on the pawl control key 9. By default, the spring pushes the pawl control key 9 upwards and is fixed with the pawl control key 9. The ratchet 8 is stuck in the ratchet 6, and when the ratchet control key 9 is pressed down, the ratchet 8 fixed with the ratchet control key 9 just leaves in the ratchet 6.

A coiled spring is arranged in the reel 3, one end of the coiled spring is fixed on the fixed shaft 2, and the other end is fixed on the inner wall of the reel 3; the fixed shaft 2 passes through the perforation 7 of the retaining ring plate 4 Above, the retaining ring plate 4 can rotate around the fixed shaft 2, and the fixed shaft 2 is fixed to one end of the coil spring, and the bobbin 3 can rotate or turn within the range limited by the coil spring.

In this embodiment, one end of the data line 12 is fixedly connected to the mobile phone plug 10, and the other end is fixedly connected to the reel 3, and the data line 12 is wound on the reel 3, and the data line fixedly connected to the reel 3 One end of 12 is electrically connected with the conductive ring 5, and a plug hole for the mobile phone is set on the charger housing 1, and the plug 10 for the mobile phone is placed outside the charger housing 1 through the plug hole for the mobile phone.

The power plug 11 and the USB plug 13 are arranged outside the charger housing 1, and the charging circuit board 14 is arranged inside the charger housing 1. The power plug 11 and the USB plug 13 are electrically connected to the charging circuit board 14 through connecting wires.

A brush rod 15 is fixed inside the charger housing 1, and a brush head 16 is arranged on the brush rod 15. One end of the brush rod 15 is connected to the conductive ring 5 through the brush head 16, and the other end is connected to the conductive ring 5 through the connecting wire. The charging circuit board 14 is electrically connected.

The charger housing 1 is provided with a charging color-changing indicator light 17, and the charging color-changing indicator light 17 is electrically connected to the charging circuit board 14 through a connecting wire.

A partition 18 is arranged in the charger housing 1, and the partition 18 divides the interior of the charger housing 1 into a winding cavity and a charging circuit board cavity. The winding device is arranged in the winding cavity, and the charging circuit The board 14 is arranged in the cavity of the charging circuit board, and the brush rod 15 is fixed on the partition 18 .

Claims (5)

1. A built-in travel charger with retractable data cable, including charger housing (1), mobile phone plug (10), power plug (11), data cable (12), USB plug (13), Charging circuit board (14); characterized in that: the charger housing (1) is provided with a fixed shaft (2), and the fixed shaft (2) is threaded with a winding device; The reel device includes a reel (3) and a baffle plate (4) fixed at both ends of the reel (3). The baffle plate (4) is provided with a conductive ring (5), a ratchet (6) ), the ring plate perforation (7), the conductive ring (5) is set on the side of the ring plate (4) facing away from the reel (3), the ratchet (6) is set and fixed on the ring plate (4) outer edge; The charger housing (1) is provided with a pawl (8) and a pawl control key (9), and the pawl control key (9) can control the pawl (8) to be stuck in the ratchet (6) or from the ratchet (6) Internal retraction; The coil spring (3) is provided with a coiled spring, one end of the coil spring is fixed on the fixed shaft (2), and the other end is fixed on the inner wall of the coil (3); the fixed shaft (2) Pass through the perforation (7) of the retaining ring plate (4), the retaining ring plate (4) together with the reel (3) can rotate around the fixed shaft (2), the fixed shaft (2) and the coil spring One end is fixed, and the reel (3) can rotate or turn within the range limited by the coil spring; One end of the data cable (12) is fixedly connected to the plug (10) of the mobile phone, and the other end is fixedly connected to the reel (3), and the data cable (12) is wound on the reel (3). One end of the data line (12) fixedly connected to the cylinder (3) is electrically connected to the conductive ring (5), and the charger housing (1) is provided with a plug hole for the mobile phone end, and the plug (10) for the mobile phone end is placed through the plug hole of the mobile phone end. Outside the charger housing (1); The power plug (11) and the USB plug (13) are arranged outside the charger casing (1), the charging circuit board (14) is arranged inside the charger casing (1), the power plug (11), the USB plug ( 13) are electrically connected to the charging circuit board (14) via connecting wires; A brush rod (15) is fixed inside the charger housing (1), and a brush head (16) is arranged on the brush rod (15), and one end of the brush rod (15) passes through the brush head (16) It is connected with the conductive ring (5), and the other end is electrically connected with the charging circuit board (14) through the connecting wire. 2. A built-in travel charger with retractable data cable according to claim 1, characterized in that: the charger housing (1) is provided with a charging color-changing indicator light (17), which indicates The lamp (17) is electrically connected with the charging circuit board (14) through the connecting wire. 3. A built-in travel charger with retractable data line according to claim 1, characterized in that: the charger housing (1) is provided with a partition (18), and the partition (18) Divide the inside of the charger housing (1) into a winding cavity and a charging circuit board cavity, the winding device is arranged in the winding cavity, the charging circuit board (14) is arranged in the charging circuit board cavity, and the electric brush Rod (15) is fixed on the dividing plate (18). 4. A built-in travel charger with a retractable data cable according to claim 1, characterized in that: one end of the pawl control key (9) is fixedly connected to one end of the pawl (8), charging The device housing (1) is provided with a support column, and the fixed joint between the pawl control key (9) and the pawl (8) is hinged to the support column. When the pawl control key (9) is pressed down, the pawl control The pawl (8) fixed by the key (9) leaves the ratchet (6), and when the pawl control key (9) is pulled up, the pawl (8) fixed with the pawl control key (9) is stuck on the ratchet (6) )Inside. 5. A built-in travel charger with retractable data cable according to claim 4, characterized in that: a spring is wound at the fixed connection between the pawl control key (9) and the pawl (8), and the spring There is an upward thrust on the pawl control key (9). By default, the spring pushes the pawl control key (9) upward, and the pawl (8) fixed with the pawl control key (9) is stuck in the ratchet (6) , when the pawl control key (9) is pressed down, the pawl (8) fixed with the pawl control key (9) will leave the ratchet (6).