Combined charger convenient to use

Abstract

The utility model discloses a combined charger convenient to use, and belongs to the technical field of chargers, the combined charger comprises a main body unit and an expansion unit, the expansion unit is clamped above the main body unit, the main body unit comprises an adapter, the expansion unit comprises a shell assembly, the shell assembly is clamped above the adapter, and the adapter is clamped above the shell assembly. A winding assembly is rotationally installed in the shell assembly, one end of the winding assembly is inserted into one end of the adapter, a connecting wire is fixedly installed at the other end of the upper portion of the winding assembly, a limiting assembly is fixedly installed on one side of the shell assembly, and one end of the limiting assembly is connected with the winding assembly in a clamped mode. By adopting the split type design of the main body unit and the expansion unit, independent use or combined use is facilitated, the flexibility is high, during use, the pull-out length of the connecting wire is conveniently fixed through the winding assembly and the limiting assembly, automatic winding and pull-out are avoided, the stability is high, and use is convenient.

Description

Technical Field

[0001] The utility model specifically relates to a combined charger that is easy to use and belongs to the technical field of chargers. Background Art

[0002] As the application of modern electronic products becomes more and more widespread, chargers are also widely used as supporting tools for electronic products, such as mobile phones, tablets and other electronic products. Nowadays, most chargers are composed of two parts, an adapter and a charger cable. When carrying, the charger cable needs to be plugged into the adapter for use, which is inconvenient. In order to solve the problem of convenient carrying, there are now some chargers that can store the charger cables.

[0003] As disclosed in the publication number CN219717921U, a heat sink charger for heat dissipation includes a shell, a rotating shaft is rotatably connected inside the shell, a winding drum is fixedly connected to the outside of the rotating shaft, a wire is sleeved on the outside of the winding drum, a through hole is opened on one side of the shell, one end of the wire passes through the through hole and extends to one side of the shell, a transformer is arranged inside the shell, a retractable wire is fixedly connected to the output end of the transformer, one end of the retractable wire is wound around the outside of the winding drum and fixedly connected to one end of the wire, and two plugs are fixedly connected to the input end of the transformer. The utility model solves the problem that after the charger is used, the data cable needs to be stored separately, which makes the data cable easy to be lost, and the data cable is easy to be tangled and knotted during the storage process, thereby shortening the life of the data cable, and when the data cable is needed, it takes time to organize the data cable, which is inconvenient for daily use and not conducive to practical application.

[0004] However, when in use, the flexibility is poor, and it is not convenient to use in a separated or combined state. In addition, when in use, the limiting effect of the charger line is poor, which is inconvenient to use. Utility Model Content

[0005] The utility model aims to solve the shortcomings of the prior art and provide a convenient combined charger, so as to facilitate combined or separated use and prevent the connecting wire from being pulled out or rolled up by itself.

[0006] The utility model achieves the above-mentioned purpose through the following technical solutions: a convenient combined charger, comprising a main unit and an expansion unit, wherein the expansion unit is snap-connected to the top of the main unit, the main unit comprises an adapter, the expansion unit comprises a shell assembly, and the shell assembly is snap-connected to the top of the adapter, a winding assembly is rotatably installed inside the shell assembly, one end of the winding assembly is plugged into one end of the adapter, a connecting line is fixedly installed on the other end of the winding assembly, and a limiting assembly is fixedly installed on one side of the shell assembly, one end of the limiting assembly is snap-connected to the winding assembly, and when charging, a connecting line is fixedly installed on the other end of the winding assembly. When in use, the main component can be used alone with an external data cable, the expansion component can be used alone with an external charger, and the main component and the expansion component can also be used in combination, which is flexible and easy to carry. When used in combination, the winding component can be used to easily wind up or pull out the connecting line to adjust the length of the connecting line outside. After the adjustment is completed, the winding component is fixed by the limiting component to improve the stability of the connecting line, and one end of the connecting line is connected to an external electronic product for convenient charging.

[0007] Preferably, a storage groove is provided on one side of the adapter, and a plug is rotatably installed inside the storage groove, and a socket is provided in the middle position of the other side of the adapter, and one end of the winding assembly is plugged into the socket. Through the storage groove, the plug can be easily stored when carrying, and one end of the plug is rotatably connected to facilitate adaptation to an external three-hole or two-hole socket, which is easy to use, and through the socket, it is convenient to connect to the expansion unit or an external data cable.

[0008] Preferably, a card slot is evenly opened on one side of the socket on the adapter, and one side of the shell assembly is snap-connected with the card slot. Through the card slot, the expansion assembly can be easily fixed when combined, and when separating, the main unit and the expansion unit are separated by pulling hard.

[0009] Preferably, the shell assembly includes an outer shell, and a storage cavity is provided inside the outer shell, one end of the winding assembly is located inside the storage cavity, and a groove is provided on one side of the outer shell, one end of the connecting wire is clamped inside the groove, and one end of the connecting wire extends to the inside of the storage cavity, a guide tube is fixedly installed inside the storage cavity on one side of the groove, and one side of the limiting assembly is sleeved on the guide tube, through the storage cavity, one end of the winding assembly can be easily stored, and through the groove, one end of the connecting wire can be easily stored, so it is convenient to carry.

[0010] Preferably, notches are evenly provided at the lower end of the shell, and a claw is rotatably installed inside the notch, one end of the claw is engaged with the adapter, and an axle is fixedly installed inside the shell in the middle position of the storage cavity, and the axle is inserted into the interior of the winding assembly. The notch facilitates the rotation of the claw so that the claw can be stored or unfolded, which is convenient for connecting or using the expansion unit alone.

[0011] Preferably, the winding assembly includes a rotating disk, and latch teeth are evenly arranged at the upper end of the rotating disk, one end of the limiting assembly is latched on the latch teeth, a conductive slip ring is fixedly installed at the lower end of the rotating disk, and a plug connector is fixedly installed on one side of the conductive slip ring, and the plug connector is connected to the adapter, a winding shaft is fixedly installed at the middle position of the upper end of the rotating disk, one end of the connecting wire is fixed on the winding shaft, and the winding shaft facilitates the winding of the connecting wire, and the conductive slip ring improves the conductive stability when the winding shaft rotates, and the latch teeth facilitate the limiting of the winding assembly.

[0012] Preferably, a coil spring is fixedly installed inside the winding shaft, and one end of the coil spring is fixedly connected to the shaft rod. The connecting wire is electrically connected to the plug connector through the conductive slip ring. The coil spring can automatically reel in the connecting wire during reeling, which is convenient for use.

[0013] Preferably, the limit assembly includes a pressing rod, a sleeve is fixedly installed on one side of the pressing rod, and the sleeve is sleeved on the guide tube, a spring is evenly fixedly installed inside the sleeve, the other end of the spring is fixedly connected to the outer shell, one end of the pressing rod extends to the inside of the groove, and a limit tooth is fixedly installed on one end of the pressing rod, and the limit tooth is engaged with the latch tooth. When the pressing rod is pressed, the spring stretches, so that the limit tooth is disengaged from the latch tooth, thereby facilitating the rotation of the winding shaft and storing or pulling out the connecting line. When the pressing rod is released, the spring resets, so that the limit tooth is engaged with the latch tooth, thereby limiting the rotation of the rotating disk and improving the stability of the connecting line when in use.

[0014] The beneficial effects of the utility model are: by adopting a split design of the main unit and the expansion unit, it is convenient to use them individually or in combination, and it has strong flexibility. When in use, the winding component and the limit component can be used to fix the length of the pulled-out connecting line to avoid self-winding and pulling out, and it has strong stability and is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure after explosion in the utility model;

[0017] Figure 3 It is a schematic diagram of the overall structure of the utility model from another angle;

[0018] Figure 4 It is a structural schematic diagram of the main unit in the utility model;

[0019] Figure 5 It is a structural schematic diagram of the expansion unit in the utility model;

[0020] Figure 6 It is a schematic diagram of the structure of a part of the housing assembly in the utility model;

[0021] Figure 7 It is a structural schematic diagram of the winding component in the utility model;

[0022] Figure 8 It is a structural schematic diagram of the limit assembly in the utility model.

[0023] In the figure: A. main unit; B. expansion unit; 101. adapter; 102. storage slot; 103. plug; 104. jack; 105. slot; 2. shell assembly; 201. shell; 202. storage cavity; 203. groove; 204. guide tube; 205. notch; 206. claw; 207. shaft; 3. winding assembly; 301. rotating disk; 302. clamping tooth; 303. conductive slip ring; 304. plug connector; 305. winding shaft; 306. winding spring; 4. connecting line; 5. limit assembly; 501. pressing rod; 502. sleeve; 503. spring; 504. limit tooth. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-8As shown, a convenient combined charger includes a main unit A and an expansion unit B, and the expansion unit B is snapped on the top of the main unit A. The main unit A includes an adapter 101, and the expansion unit B includes a shell component 2, and the shell component 2 is snapped on the top of the adapter 101. A winding component 3 is rotatably installed inside the shell component 2, one end of the winding component 3 is plugged into one end of the adapter 101, and a connecting line 4 is fixedly installed on the other end of the winding component 3, and a limiting component 5 is fixedly installed on one side of the shell component 2, and one end of the limiting component 5 is snapped with the winding component 3. When in use, The main component A can be used alone with an external data cable, the expansion component B can be used alone with an external charger, and the main component A and the expansion component B can also be used in combination. It is flexible and easy to carry. When used in combination, the winding component 3 can be used to easily wind up or pull out the connecting line 4 to adjust the length of the connecting line 4 outside. After the adjustment is completed, the winding component 3 is fixed by the limiting component 5 to improve the stability of the connecting line 4, and one end of the connecting line 4 is connected to an external electronic product for convenient charging.

[0026] A storage slot 102 is provided on one side of the adapter 101, and a plug 103 is rotatably installed inside the storage slot 102. A socket 104 is provided in the middle position of the other side of the adapter 101. One end of the winding component 3 is plugged into the socket 104. Through the storage slot 102, it is convenient to store the plug 103 when carrying, and one end of the plug 103 is rotatably connected to facilitate adaptation to an external three-hole or two-hole socket, which is easy to use, and through the socket 104, it is convenient to connect to the expansion unit B or an external data cable. Card slots 105 are evenly provided on one side of the socket 104 on the adapter 101, and one side of the shell component 2 is snap-connected with the card slot 105. Through the card slot 105, it is convenient to fix the expansion component B when combining, and when separating, the main unit A and the expansion unit B are pulled hard to separate.

[0027] The shell assembly 2 includes a shell 201, and a storage chamber 202 is provided inside the shell 201. One end of the winding assembly 3 is located inside the storage chamber 202, and a groove 203 is provided on one side of the shell 201. One end of the connecting wire 4 is clamped inside the groove 203, and one end of the connecting wire 4 extends to the inside of the storage chamber 202. A guide tube 204 is fixedly installed inside the storage chamber 202 on one side of the groove 203, and one side of the limiting assembly 5 is sleeved on the guide tube 204. Through the storage chamber 202, one end of the winding assembly 3 is conveniently stored. And through the groove 203, one end of the connecting line 4 can be stored conveniently for carrying. Notches 205 are evenly opened at the lower end of the shell 201. A claw 206 is rotatably installed inside the notch 205. One end of the claw 206 is engaged with the adapter 101. An axle rod 207 is fixedly installed in the middle position of the storage cavity 202 inside the shell 201. The axle rod 207 is inserted into the interior of the winding component 3. Through the notch 205, the claw 206 can be rotated conveniently so that the claw 206 can be stored or unfolded, which is convenient for connecting or using the expansion unit B alone.

[0028] The winding assembly 3 includes a rotating disk 301, and the upper end of the rotating disk 301 is evenly provided with latch teeth 302, one end of the limit assembly 5 is latched on the latch teeth 302, a conductive slip ring 303 is fixedly installed on the lower end of the rotating disk 301, and a plug connector 304 is fixedly installed on one side of the conductive slip ring 303, and the plug connector 304 is connected to the adapter 101, and a winding shaft 305 is fixedly installed at the middle position of the upper end of the rotating disk 301, one end of the connecting wire 4 is fixed on the winding shaft 305, and the connecting wire 4 is connected to the winding shaft 305 through the winding shaft 30 5, it is convenient to reel in the connecting wire 4, and the conductive slip ring 303 is used to improve the conductive stability when the reeling shaft 305 rotates, and the clamping teeth 302 are used to limit the reeling assembly 3. A coil spring 306 is fixedly installed inside the reeling shaft 305, and one end of the coil spring 306 is fixedly connected to the shaft rod 207. The connecting wire 4 is electrically connected to the plug connector 304 through the conductive slip ring 303. The coil spring 306 is used to automatically reel in the connecting wire 4 during reeling, which is convenient to use.

[0029] The limiting assembly 5 includes a pressing rod 501, a sleeve 502 is fixedly installed on one side of the pressing rod 501, and the sleeve 502 is sleeved on the guide tube 204, a spring 503 is evenly fixedly installed inside the sleeve 502, and the other end of the spring 503 is fixedly connected to the shell 201, one end of the pressing rod 501 extends to the inside of the groove 203, and a limiting tooth 504 is fixedly installed on one end of the pressing rod 501, and the limiting tooth 504 is engaged with the latching tooth 302. When the pressing rod 501 is pressed, the spring 503 stretches, so that the limiting tooth 504 is disengaged from the latching tooth 302, thereby facilitating the rotation of the winding shaft 305 to store or pull out the connecting line 4. When the pressing rod 501 is released, the spring 503 is reset, so that the limiting tooth 504 is engaged with the latching tooth 302, thereby limiting the rotation of the rotating disk 301 and improving the stability of the connecting line 4 when it is used.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0031] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A convenient combined charger, characterized in that: The invention comprises a main unit (A) and an expansion unit (B), wherein the expansion unit (B) is snap-fitted on the top of the main unit (A); the main unit (A) comprises an adapter (101); the expansion unit (B) comprises a shell component (2), wherein the shell component (2) is snap-fitted on the top of the adapter (101); a winding component (3) is rotatably mounted inside the shell component (2); one end of the winding component (3) is plugged into one end of the adapter (101); a connecting line (4) is fixedly mounted on the other end of the winding component (3); and a limiting component (5) is fixedly mounted on one side of the shell component (2); one end of the limiting component (5) is snap-fitted on the winding component (3).

2. The convenient combined charger according to claim 1, characterized in that: A storage groove (102) is provided on one side of the adapter (101), and a plug (103) is rotatably mounted inside the storage groove (102). A plug hole (104) is provided in the middle of the other side of the adapter (101), and one end of the winding assembly (3) is plugged into the inside of the plug hole (104).

3. The convenient combined charger as claimed in claim 2, characterized in that: A card slot (105) is evenly provided on one side of the adapter (101) located at the plug hole (104), and one side of the housing component (2) is card-engaged with the card slot (105).

4. The convenient combined charger as claimed in claim 1, characterized in that: The shell assembly (2) comprises an outer shell (201), and a storage chamber (202) is provided inside the outer shell (201), one end of the winding assembly (3) is located inside the storage chamber (202), and a groove (203) is provided on one side of the outer shell (201), one end of the connecting wire (4) is clamped inside the groove (203), and one end of the connecting wire (4) extends to the inside of the storage chamber (202), a guide tube (204) is fixedly installed inside the storage chamber (202) on one side of the groove (203), and one side of the limiting assembly (5) is sleeved on the guide tube (204).

5. The convenient combined charger as claimed in claim 4, characterized in that: The lower end of the shell (201) is evenly provided with slots (205), and a claw (206) is rotatably installed inside the slot (205), one end of the claw (206) is engaged with the adapter (101), and a shaft (207) is fixedly installed inside the shell (201) at a middle position of the storage cavity (202), and the shaft (207) is inserted into the interior of the winding assembly (3).

6. The convenient combined charger as claimed in claim 5, characterized in that: The winding assembly (3) comprises a rotating disk (301), and latch teeth (302) are evenly arranged at the upper end of the rotating disk (301), one end of the limit assembly (5) is latched on the latch teeth (302), a conductive slip ring (303) is fixedly installed at the lower end of the rotating disk (301), and a plug connector (304) is fixedly installed on one side of the conductive slip ring (303), and the plug connector (304) is connected to the adapter (101), a winding shaft (305) is fixedly installed at the middle position of the upper end of the rotating disk (301), and one end of the connecting line (4) is fixed on the winding shaft (305).

7. The convenient combined charger as claimed in claim 6, characterized in that: A coil spring (306) is fixedly installed inside the reel (305), and one end of the coil spring (306) is fixedly connected to the shaft (207), and the connecting wire (4) is electrically connected to the plug connector (304) through the conductive slip ring (303).

8. The convenient combined charger as claimed in claim 6, characterized in that: The limiting assembly (5) comprises a pressing rod (501), a sleeve (502) is fixedly mounted on one side of the pressing rod (501), and the sleeve (502) is sleeved on the guide tube (204), a spring (503) is evenly fixedly mounted inside the sleeve (502), the other end of the spring (503) is fixedly connected to the housing (201), one end of the pressing rod (501) extends to the inside of the groove (203), and a limiting tooth (504) is fixedly mounted on one end of the pressing rod (501), and the limiting tooth (504) is clamped with the clamping tooth (302).

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