Telescopic line module of charger

Abstract

The utility model relates to the technical field of charger wires, and discloses a charger telescopic wire module which comprises a charging head shell and a protective shell, hook-shaped plates are fixedly connected to the left end and the right end of the top side of the protective shell, and buttons are slidably connected to the left end and the right end of the charging head shell. The charging head comprises a charging head shell, two buttons are fixedly connected to the top end of the charging head shell, triangular plates are fixedly connected to the sides, close to each other, of the inner walls of the two buttons, circular plates are fixedly connected to the sides, close to each other, of the two circular plates, springs are fixedly connected to the sides, close to each other, of the two circular plates, a cover plate is slidably connected to the top end of the charging head shell, and an upper protection frame is slidably connected to the inner wall of the charging head shell. The bottom side of the upper protection frame is slidably connected with a lower protection frame through a plurality of sliding rods. According to the utility model, a force in a reverse direction is applied to the triangular plate through the button, and after the hook-shaped plate slides to the head, the triangular plate is clamped with the hook-shaped plate under the reset force of the spring, so that tools are not needed, and the assembly efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a charger wire technical field especially relates to a charger telescopic wire module. BACKGROUND

[0002] A charger is a device that replenishes the charge of rechargeable batteries or other rechargeable devices. Its working principle is mainly to convert the power from the mains (generally alternating current) into direct current suitable for the battery of the charged device. For example, our common mobile phone charger, it converts 220V alternating current into 5V or so direct current through internal transformer, rectifier and other circuit elements, charges the mobile phone battery; and the telescopic wire module can shrink the wire, making the charger more compact as a whole. For example, when traveling or on business, the telescopic wire is retracted, and the charger can be easily placed in the small partition or pocket of the backpack, unlike the traditional long-line charger, which is wound together, making it difficult to organize and store.

[0003] Slowly put the circuit board with the connected power cord into the lower part of the charger shell, adjust the position to fit the clamping groove and positioning column inside the shell to ensure the stability of the circuit board in the shell. Then, accurately install the charging interface module at the reserved opening of the shell, and sequentially tighten the screws with screw fixation design to ensure the tightness of the shell assembly.

[0004] In the prior art, the upper and lower parts of the charger shell of some charger telescopic wire modules are fixed and assembled by screws during assembly. However, screw fixation not only increases the number of components and improves the time cost, but also makes the screwing operation more complicated during assembly, wasting manpower and time and reducing the efficiency of shell assembly. Therefore, a charger telescopic wire module is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] To make up for the above shortcomings, the utility model provides a charger telescopic wire module to improve the problem that some charger telescopic wire modules in the prior art use screws during shell assembly, which is complicated and time-consuming.

[0006] To achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The utility model provides a charger telescopic wire module, including the charging head casing and the protective shell, the top side left and right ends of protective shell are fixedly connected with the hook shaped board, the left and right ends of charging head casing are slidably connected with the button, the inner wall similar side of two button is fixedly connected with the triangular plate, the similar side of two button is fixedly connected with the round plate, the similar side of two round plates is fixedly connected with the spring, the top end of charging head casing is slidably connected with the cover plate, the inner wall of charging head casing is slidably connected with the upper protective frame, the bottom of upper protective frame is slidably connected with the lower protective frame through a plurality of slide bars, the inner wall bottom of lower protective frame is fixedly connected with the positioning ring, the outer portion of positioning ring is rotatably connected with the telescopic wire assembly that carries out the contraction to wire,

[0008] As a further description of the above technical solution:

[0009] The outer side wall of the rubber sleeve is provided with a plurality of arc-shaped openings, the right side of the two rubber sleeves is fixedly connected with a connecting strip, and the right end of the two connecting strips is fixedly connected with a sleeve ring.

[0010] As a further description of the above technical solution:

[0011] The telescopic wire assembly comprises a rotating ring, the inner wall of the rotating ring is rotatably connected to the outer side wall of the positioning ring, the bottom end of the rotating ring is fixedly connected with a ring-shaped frame, the inside of the positioning ring is fixedly connected with a disc through a screw, the outer side wall of the ring-shaped frame is fixedly connected with two limiting rings, the inside of the ring-shaped frame is clamped with a steel spring, one end of the data line is fixedly connected with an arc-shaped ring, the outside of the arc-shaped ring is slidably connected with a supporting ring, and one end of the data line close to the arc-shaped ring is fixedly connected with a connector.

[0012] As a further description of the above technical solution:

[0013] The outer parts of the two hook-shaped plates are slidably connected to the left and right ends of the bottom of the charging head casing, and the outer parts of the hook-shaped plates are slidably connected to the inner walls of the buttons.

[0014] As a further description of the above technical solution:

[0015] The outer part of the triangular plate is slidably connected to the inside of the hook-shaped plate, the outer parts of the two round plates are slidably connected to the left and right ends of the bottom of the charging head casing, and the similar sides of the charging head casing and the protective shell are in contact.

[0016] As a further description of the above technical solution:

[0017] The top front end of the charging head shell is fixedly connected with a magnet, and the outside of the interface head is fixedly connected with an iron sleeve.

[0018] As a further description of the above technical solution:

[0019] The outside of the upper protection frame is slidingly connected to the inner wall of the charging head shell, the outside of the screw is threadedly connected to the middle part of the disc, and the outside of the screw is threadedly connected to the inside of the cover plate.

[0020] As a further description of the above technical solution:

[0021] The bottom side of the disc is in contact with the top side of the annular frame, and the outside of the support ring is fixedly connected to the inside of the right end of the lower protection frame.

[0022] The utility model has the advantages of the following beneficial effects:

[0023] 1、The utility model discloses, through holding the protection shell and make two hook -shaped boards resist the triangular board and then exert pressure, make two triangular board slide to the similar side and push the button to slide, in turn push the disc to slide and extrude the spring, make the spring can store elastic potential energy, in turn through the button gives the triangular board a reverse direction's force, after the hook -shaped board slides to the head, the triangular board will receive the force of spring reset and hook -shaped board and be engaged, thereby need not using the tool, in turn improve the assembly efficiency.

[0024] 2、The utility model discloses, through the rubber cover and arc -shaped opening design of charging head part, increase the friction force and contact area when holding, can stably hold, prevent the slide, reduce the risk of damage due to accidental falling, and the sleeve ring can be sleeved on the wrist, convenient to carry and move, further improve the security and convenience of use, ensure that the charger can stably and reliably operate under various use scenarios. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A perspective view of a charger telescopic wire module is provided for the utility model;

[0026] Figure 2 A structure diagram of a protection shell of a charger telescopic wire module is provided for the utility model;

[0027] Figure 3 For Figure 2 An enlarged view of A in the middle;

[0028] Figure 4 A structure diagram of a triangular plate of a charger telescopic wire module is provided for the utility model;

[0029] Figure 5A structure diagram of a connecting strip of a charger telescopic wire module is provided in the utility model.

[0030] Figure 6 A structure diagram of a ring frame of a charger telescopic wire module is provided in the utility model.

[0031] Figure 7 A structure diagram of a rotating ring of a charger telescopic wire module is provided in the utility model.

[0032] Figure 8 A structure diagram of a supporting ring of a charger telescopic wire module is provided in the utility model.

[0033] Legend:

[0034] 1, charging head shell, 2, protective shell, 3, hook-shaped plate, 4, button, 5, triangular plate, 6, round plate, 7, spring, 8, magnet, 9, cover plate, 10, upper protective frame, 11, lower protective frame, 12, positioning ring, 13, rotating ring, 14, ring frame, 15, disc, 16, limiting ring, 17, steel spring, 18, data line, 19, arc-shaped ring, 20, supporting ring, 21, interface head, 22, rubber sleeve, 23, arc-shaped opening, 24, connecting strip, 25, sleeve ring, 26, screw. Specific implementation

[0035] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0036] Reference Figures 2 to 4 An embodiment provided by the utility model: a charger telescopic wire module, including charging head shell 1 and protective shell 2, charging head shell 1 bears the key function of containing and protecting internal electronic components. The side close to charging head shell 1 and protective shell 2 is in contact, and protective shell 2 provides an additional protective barrier for charging head shell 1. The top side of protective shell 2 is fixedly connected with hook-shaped plate 3 at both ends, and hook-shaped plate 3 is used as the connecting and fixing part between protective shell 2 and charging head shell 1. The outer parts of the two hook-shaped plates 3 are slidably connected at the bottom of charging head shell 1 at both ends, so that protective shell 2 can be conveniently matched with charging head shell 1 during installation and disassembly. The left and right ends of charging head shell 1 are slidably connected with button 4, and button 4 is convenient for users to operate with fingers;

[0037] The outer part of the hook-shaped plate 3 is slidably connected to the inner wall of the button 4, and the button 4 is clamped by the hook-shaped plate 3. The inner wall of the two buttons 4 is fixedly connected to the triangular plate 5 on one side, and the button 4 is stably connected to the triangular plate 5 by welding process. The outer part of the triangular plate 5 is slidably connected to the inner part of the hook-shaped plate 3, and the sliding and clamping of the hook-shaped plate 3 are guided by the triangular plate 5. The two buttons 4 are fixedly connected to the circular plate 6 on one side, and the circular plate 6 serves as the guide and support for the movement of the button 4. The outer parts of the two circular plates 6 are slidably connected to the bottom side of the charging head shell 1 on the left and right ends, respectively, and the circular plates 6 can stably slide by being limited by the charging head shell 1. The two circular plates 6 are fixedly connected to the spring 7 on one side, and the spring 7 provides the button 4 with elastic force for automatic reset. The top front end of the charging head shell 1 is fixedly connected to the magnet 8, and the magnet 8 is used to attract the subsequent components.

[0038] Referring to Figures 5 to 7 , the top end of the charging head shell 1 is slidably connected to the cover plate 9, and the cover plate 9 closes and protects the top end opening of the charging head shell 1. The inner wall of the charging head shell 1 is slidably connected to the upper protective frame 10, which serves as a support and protection component for the internal structure of the charging head shell 1. The outer part of the upper protective frame 10 is slidably connected to the inner wall of the charging head shell 1, and the upper protective frame 10 can stably slide and install by being limited by the charging head shell 1, and after the sliding of the upper protective frame 10 is completed, the charging head shell 1 and the upper protective frame 10 are connected by adhesion process. The bottom side of the upper protective frame 10 is slidably connected to the lower protective frame 11 by a plurality of sliding rods, and the closed space is formed by the cooperation of the upper protective frame 10 and the lower protective frame 11, which provides a stable installation foundation and protection environment for the internal telescopic wire assembly. The inner wall of the lower protective frame 11 is fixedly connected to the positioning ring 12 on the bottom side, and the positioning ring 12 can guide the rotation of the subsequent components. The outer part of the positioning ring 12 is rotatably connected to the telescopic wire assembly for winding the wire;

[0039] The telescopic wire assembly comprises a rotating ring 13, which is the core rotating component of the telescopic wire assembly and is used for limiting and supporting subsequent components. The inner wall of the rotating ring 13 is rotationally connected to the outer side wall of the positioning ring 12, and the rotating ring 13 can stably rotate through the limitation of the positioning ring 12. The bottom end of the rotating ring 13 is fixedly connected with an annular frame 14, and the annular space formed by the cooperation of the rotating ring 13 and the annular frame 14 is used to limit the subsequent components. The inside of the positioning ring 12 is fixedly connected with a disc 15 through a screw 26, the bottom side of the disc 15 is in contact with the top side of the annular frame 14, the top of the annular frame 14 is covered by the disc 15, and the subsequent components are prevented from being ejected. The outer thread of the screw 26 is connected to the middle part of the disc 15, and the outer thread of the screw 26 is connected to the inside of the cover plate 9, so that the connection and assembly between the components are realized through the screw 26. The outer side wall of the annular frame 14 is fixedly connected with two limiting rings 16, and the limiting rings 16 are used to limit the subsequent components, so as to facilitate combing. The inside of the annular frame 14 is clamped with a steel spring 17, the steel spring 17 has elastic deformation capacity and energy storage characteristics, so as to realize the automatic contraction function of the subsequent components. One end of the steel spring 17 is fixedly connected with a data line 18, and the data line 18 is used as a medium for charging current and data transmission. One end of the data line 18 is welded and fixed with a certain area and the steel spring 17.

[0040] With reference to Figures 6 to 8 One end of the data line 18 is fixedly connected with an arc-shaped ring 19, and the arc-shaped ring 19 is used as a support and limitation for the data line 18. The outer side of the arc-shaped ring 19 is slidingly connected with a supporting ring 20, and the supporting ring 20 provides stable support and guiding effect for the arc-shaped ring 19, so as to ensure that the data line 18 will not be wound or jammed during the telescopic process. The outer side of the supporting ring 20 is fixedly connected to the inside of the right end of the lower protection frame 11, and the connection is realized through a welding process, so as to improve the stability. One end of the data line 18 close to the arc-shaped ring 19 is fixedly connected with a connector head 21, and the connector head 21 is used as an interface component connected with a charging device. The outer side of the connector head 21 is fixedly connected with an iron sleeve, and the iron sleeve can be used for adsorbing and cooperating with the external magnet 8.

[0041] With reference to Figure 1 and Figure 5The outer part of the charging head shell 1 and the protective shell 2 is slidably connected with a rubber sleeve 22, which can further enhance the protection performance of the charging head shell 1 and the protective shell 2, and the anti-skid texture on the surface of the rubber sleeve 22 can improve the stability and comfort of the user when holding the charger. The outer side wall of the rubber sleeve 22 is provided with a plurality of arc-shaped openings 23, which can reduce the weight of the rubber sleeve 22 and increase the contact area with the palm. The right side of the two rubber sleeves 22 is fixedly connected with a connecting strip 24, which is used to connect the subsequent components. The right end of the two connecting strips 24 is fixedly connected with a sleeve ring 25, which can be used to hang the charger on a hook or other support, and the user can conveniently store and store the charger when not in use.

[0042] Working principle: first, press the buttons 4 at both ends of the charging head shell 1 with fingers, the buttons 4 drive the circular plate 6 to slide and compress the spring 7, so that the triangular plate 5 and the hook-shaped plate 3 are disengaged, and then the protective shell 2 is taken off from the charging head shell 1. Conversely, hold the protective shell 2 and make the two hook-shaped plates 3 abut against the triangular plate 5, and then apply pressure, so that the two triangular plates 5 slide to the same side and push the buttons 4 to slide, and then push the circular plate 6 to slide and squeeze the spring 7, so that the spring 7 can store elastic potential energy, and then the triangular plate 5 is given a force in the opposite direction through the button 4, and after the hook-shaped plate 3 slides to the head, the triangular plate 5 will be subjected to the resetting force of the spring 7 and the hook-shaped plate 3 will be engaged, so that tools are not needed, and the assembly efficiency is improved.

[0043] Then directly hold the charging head shell 1 when charging is needed, pull the data line 18, and then the data line 18 is gradually pulled out, the steel spring 17 is stretched to store energy, and after the interface head 21 is pulled out from the charging head shell 1 to a sufficient length, the interface head 21 is inserted into the corresponding interface of the device to be charged, and the charging can be started. After the charging is completed, the interface head 21 is pulled out gently, the tension on the data line 18 is released, the steel spring 17 releases the elastic potential energy, drives the rotating ring 13 to rotate, and the data line 18 is slowly retracted into the annular frame 14, until it is completely retracted, and the interface head 21 can be attracted to the top front end of the charging head shell 1 by the magnet 8, and the charger can be arranged.

[0044] When using the charger, the charging head part with the rubber sleeve 22 is normally held for plugging operation, the arc-shaped openings 23 on the surface of the rubber sleeve 22 are used to hold stably, the friction of the rubber sleeve 22 and the increased contact area of the arc-shaped openings 23 prevent the charger from slipping and falling, and the sleeve ring 25 is sleeved on the wrist, and then the charging head shell 1 is moved as a whole to avoid breaking.

[0045] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A charger retractable cord module comprising a charging head housing (1) and a protective shell (2), characterized in that: The top side of the protective shell (2) is fixedly connected with hook-shaped plates (3), the left and right ends of the charging head shell (1) are slidably connected with buttons (4), the inner walls of the two buttons (4) are fixedly connected with triangular plates (5) on the same side, the two buttons (4) are fixedly connected with circular plates (6) on the same side, the two circular plates (6) are fixedly connected with springs (7) on the same side, the top end of the charging head shell (1) is slidably connected with a cover plate (9), the inner wall of the charging head shell (1) is slidably connected with an upper protective frame (10), the bottom side of the upper protective frame (10) is slidably connected with a lower protective frame (11) through a plurality of sliding rods, the inner wall bottom of the lower protective frame (11) is fixedly connected with a positioning ring (12), and the outer part of the positioning ring (12) is rotatably connected with a retractable wire assembly for retracting the wire.

2. The retractable cord set of claim 1, wherein: The outer part of the rubber sleeve (22) is slidably connected with the charging head shell (1) and the protective shell (2), the outer side wall of the rubber sleeve (22) is provided with a plurality of arc-shaped openings (23), the right side of the two rubber sleeves (22) is fixedly connected with a connecting strip (24), and the right end of the two connecting strips (24) is fixedly connected with a sleeve ring (25).

3. The retracting cord module of claim 1, wherein: The retractable wire assembly comprises a rotating ring (13), the inner wall of the rotating ring (13) is rotatably connected to the outer side wall of the positioning ring (12), the bottom end of the rotating ring (13) is fixedly connected with an annular frame (14), the inside of the positioning ring (12) is fixedly connected with a disc (15) through a screw (26), the outer side wall of the annular frame (14) is fixedly connected with two limiting rings (16), the inside of the annular frame (14) is clamped with a steel spring (17), one end of the steel spring (17) is fixedly connected with a data line (18), one end of the data line (18) is fixedly connected with an arc-shaped ring (19), the outer part of the arc-shaped ring (19) is slidably connected with a supporting ring (20), and one end of the data line (18) close to the arc-shaped ring (19) is fixedly connected with a connector head (21).

4. The retracting cord module of claim 1, wherein: The outer parts of the two hook-shaped plates (3) are slidably connected to the left and right ends of the bottom of the charging head shell (1), and the outer part of the hook-shaped plate (3) is slidably connected to the inner wall of the button (4).

5. The retracting cord module of claim 4, wherein: The outer part of the triangular plate (5) is slidably connected to the inside of the hook-shaped plate (3), the outer parts of the two circular plates (6) are slidably connected to the left and right ends of the bottom of the charging head shell (1), and the charging head shell (1) is in contact with the same side of the protective shell (2).

6. The retracting cord module of claim 3, wherein: The top front end of the charging head shell (1) is fixedly connected with a magnet (8), and the outer part of the connector head (21) is fixedly connected with an iron sleeve.

7. The retracting cord module of claim 3, wherein: The outer part of the upper protective frame (10) is slidably connected to the inner wall of the charging head shell (1), the outer part of the screw (26) is threadedly connected to the middle part of the disc (15), and the outer part of the screw (26) is threadedly connected to the inside of the cover plate (9).

8. The retracting cord module of claim 3, wherein: The bottom side of the disc (15) is in contact with the top side of the annular frame (14), and the outer part of the supporting ring (20) is fixedly connected to the inner part of the right end of the lower protective frame (11).

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