CN219626921U

CN219626921U - Charging connection device

Info

Publication number: CN219626921U
Application number: CN202320387198.8U
Authority: CN
Inventors: 吴飞; 李静
Original assignee: Suzhou Keli Technology Development Co ltd
Current assignee: Suzhou Keli Technology Development Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-09-01
Anticipated expiration: 2033-03-06

Abstract

The utility model discloses a charging connection device, which comprises a USB interface, a wire and a charging head, wherein the USB interface is connected with one end of the wire, and the charging head is connected with the other end of the wire; the charging head comprises a shell and a bottom cover, wherein the shell and the bottom cover are clamped, a circuit board is arranged between the shell and the bottom cover, at least two positioning holes are formed in the middle of the circuit board, a hot-melting positioning column corresponding to the positioning holes is arranged on the shell, the hot-melting positioning column is inserted into the positioning holes, the hot-melting positioning column and the circuit board are fixed together through a hot-melting technology of a hot-melting machine, and two plugs are arranged on the circuit board. The circuit board and the shell are fixed through the hot-melt positioning column and the positioning hole, the positioning is accurate, the installation is convenient, the screw and the matched tool are not needed, the problems of corrosion, aging, rust, looseness and the like are avoided, and the service performance of the circuit board is ensured.

Description

Charging connection device

Technical Field

The present utility model relates to a charging connection device.

Background

With the development of electronic technology, digital electronic products are greatly developed, and the digital electronic products basically need to be charged.

The patent number is "202020625966.5" chinese patent discloses a wireless charging device of cell-phone, including base, shell and wireless module that charges, the base top is fixed with the shell, the shell inner wall is fixed with wireless module that charges, still includes first internal thread fixed column, first circuit board, power adapter, USB interface and plug, shell inner wall symmetry is fixed with first internal thread fixed column, and two first internal thread fixed columns have first circuit board through the screw fixation, first circuit board surface has integrated power adapter and USB interface in proper order, the outlet has been seted up to the one end that the shell is close to the base, first circuit board electric connection has the plug, and the connecting wire of plug passes the outlet.

The technical scheme of the patent has the following technical problems: the charging device is fixed on the circuit board through the screws, so that the charging device is required to be installed through tools such as screwdrivers, is inconvenient to use, is small in size, is easy to lose and inconvenient to install, and is easy to corrode, age, rust and loosen after a long time, so that the usability of the circuit board and the like is affected.

Disclosure of Invention

In view of the foregoing, in order to overcome the defects in the prior art, the present utility model provides a charging connection device.

The utility model solves the technical problems by the following technical proposal: the charging connection device is characterized by comprising a USB interface, a wire and a charging head, wherein the USB interface is connected with one end of the wire, and the charging head is connected with the other end of the wire; the charging head comprises a shell and a bottom cover, wherein the shell and the bottom cover are clamped, a circuit board is arranged between the shell and the bottom cover, at least two positioning holes are formed in the middle of the circuit board, a hot-melting positioning column corresponding to the positioning holes is arranged on the shell, the hot-melting positioning column is inserted into the positioning holes, the hot-melting positioning column and the circuit board are fixed together through a hot-melting technology of a hot-melting machine, and two plugs are arranged on the circuit board.

Preferably, a first protective sleeve is arranged at the joint of the USB interface and the wire, and a second protective sleeve is arranged at the joint of the charging head and the wire.

Preferably, two first clamping grooves are respectively arranged on the two inner sides of the shell, two first buckles are respectively arranged on the two inner sides of the bottom cover, and the first clamping grooves are clamped with the first buckles; one end of the shell is provided with a second clamping groove, one end of the bottom cover is provided with a second buckle, and the second clamping groove is clamped with the second buckle.

Preferably, two sides of the hot-melt positioning column are respectively provided with a reinforcing rib.

Preferably, two positioning grooves are formed in two sides of the circuit board, positioning blocks corresponding to the positioning grooves are arranged on the shell, two sides of each positioning block are respectively fixed with one side of the reinforcing rib and the inner side wall of the shell, and the positioning grooves are clamped with the positioning blocks.

Preferably, a first magnet block is arranged between the circuit board and the bottom cover, a groove is arranged on the bottom cover, the first magnet block is positioned in the groove, and the first magnet block is attracted with a second magnet block in the device to be charged.

Preferably, the bottom cover is provided with two first through holes for the two plugs to pass through, the device to be charged is provided with a second through hole for the two plugs to pass through, and the sizes of the first through holes and the second through holes are matched with the sizes of the plugs.

The utility model has the positive progress effects that: firstly, the hot-melt positioning column and the positioning hole are spliced, the hot-melt positioning column and the circuit board are fixed together through a hot-melt technology of a hot-melt machine, the circuit board and the shell are fixed through the hot-melt positioning column and the positioning hole, the positioning is accurate, the installation is convenient, the screw and the matched tool are not needed, the problems of corrosion, aging, rust, looseness and the like are avoided, and the service performance of the circuit board is ensured.

Two first clamping grooves are respectively formed in the two inner sides of the shell, two first buckles are respectively arranged in the two inner sides of the bottom cover, and the first clamping grooves are clamped with the first buckles; one end of shell is equipped with a second draw-in groove, and the one end of bottom is equipped with a second buckle, and second draw-in groove and second buckle block, conveniently connect, through a plurality of draw-in grooves and buckle, prevent follow-up droing.

Drawings

Fig. 1 is a schematic structural diagram of one side of a charging connection device according to the present utility model.

Fig. 2 is a schematic diagram of another structure of the charging connection device of the present utility model.

Fig. 3 is a schematic structural diagram of a charging head according to the present utility model.

Fig. 4 is a schematic structural view of the housing in the present utility model.

Fig. 5 is a schematic structural diagram of a circuit board according to the present utility model.

Fig. 6 is a schematic structural view of a bottom cover according to the present utility model.

Fig. 7 is a schematic structural diagram of a device to be charged in the present utility model.

In the figure: the USB interface 1, the lead 2, the charging head 3, the first protective sleeve 4, the second protective sleeve 5, the shell 31, the bottom cover 32, the circuit board 33, the positioning hole 34, the hot-melt positioning column 35, the first clamping groove 36, the first clamping buckle 37, the second clamping groove 38, the second clamping buckle 39, the reinforcing rib 40, the positioning groove 41, the positioning block 42, the plug 43, the first magnet block 44, the groove 45, the first through hole 46, the device to be charged 47, the second magnet block 48 and the second through hole 49.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1 to 5, the charging connection device of the present utility model comprises a USB interface 1, a wire 2, and a charging head 3, wherein the USB interface 1 is connected with one end of the wire 2, and the charging head 3 is connected with the other end of the wire 2; the charging head 3 comprises a shell 31 and a bottom cover 32, wherein the shell 31 and the bottom cover 32 are clamped, a circuit board 33 is arranged between the shell 31 and the bottom cover 32, at least two positioning holes 34 are formed in the middle of the circuit board 33, hot-melt positioning columns 35 corresponding to the positioning holes 34 are formed in the shell 31, the hot-melt positioning columns 35 are inserted into the positioning holes 34, the hot-melt positioning columns 35 and the circuit board 33 are fixed together through a hot-melt technology of a hot-melt machine, and two plugs 43 are arranged on the circuit board 33. The circuit board 33 and the shell 31 are fixed through the hot-melt positioning column 35 and the positioning hole 34, so that the positioning is accurate, the installation is convenient, the screw and the matched tool are not needed, the problems of corrosion, aging, rust, looseness and the like are avoided, and the service performance of the circuit board is ensured.

In a preferred embodiment, the junction of USB interface 1 and wire 2 is equipped with first protective sheath 4, and the junction of charging head 3 and wire 2 is equipped with second protective sheath 5, and first protective sheath 4 is used for protecting the junction of USB interface 1 and wire 2, and second protective sheath 5 is used for protecting the junction of charging head 3 and wire 2, increases the joint strength of USB interface 1, charging head 3 and wire 2, prevents in addition that wearing and tearing from taking place, improves life.

In a preferred embodiment, as shown in fig. 2 to 6, two first clamping grooves 36 are respectively formed on two inner sides of the outer shell 31, two first clamping buckles 37 are respectively formed on two inner sides of the bottom cover 32, and the first clamping grooves 36 are engaged with the first clamping buckles 37; one end of the outer shell 31 is provided with a second clamping groove 38, one end of the bottom cover 32 is provided with a second clamping buckle 39, the second clamping groove 38 is clamped with the second clamping buckle 39, connection is facilitated, and subsequent falling is prevented through the clamping grooves and the clamping buckles.

In a preferred embodiment, as shown in fig. 4, two sides of the hot-melt positioning column 35 are respectively provided with a reinforcing rib 40, and the reinforcing ribs 40 can prevent the hot-melt positioning column 35 from shaking or breaking, so that the structural strength and the service life of the hot-melt positioning column 35 are improved.

In a preferred embodiment, as shown in fig. 3 to 6, two positioning grooves 41 are formed on two sides of the circuit board 33, positioning blocks 42 corresponding to the positioning grooves 41 are formed on the housing 31, two sides of each positioning block 42 are respectively fixed with one side of the reinforcing rib 40 and the inner side wall of the housing 31, and the positioning grooves 41 and the positioning blocks 42 are engaged to further position the circuit board 33, so that the circuit board is prevented from moving randomly.

In a preferred embodiment, as shown in fig. 2, 3 and 6, a first magnet 44 is disposed between the circuit board 33 and the bottom cover 32, a groove 45 is disposed on the bottom cover 32, the first magnet 44 is located in the groove 45, and the first magnet 44 is attracted to a second magnet 48 in a device 47 to be charged, so as to prevent detachment and complete quick charging.

In a preferred embodiment, as shown in fig. 6 and 7, the bottom cover 32 is provided with two first through holes 46 for two plugs 43 to pass through, and the device to be charged 47 is provided with a second through hole 49 for two plugs 43 to pass through, and the size of the first through hole 46 and the size of the second through hole 49 are matched with the size of the plugs 43, so that the device to be charged is convenient to use.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The charging connection device is characterized by comprising a USB interface (1), a wire (2) and a charging head (3), wherein the USB interface (1) is connected with one end of the wire (2), and the charging head (3) is connected with the other end of the wire (2); the charging head (3) comprises a shell (31) and a bottom cover (32), wherein the shell (31) and the bottom cover (32) are clamped, a circuit board (33) is arranged between the shell (31) and the bottom cover (32), at least two positioning holes (34) are formed in the middle of the circuit board (33), hot-melting positioning columns (35) corresponding to the positioning holes (34) are formed in the shell (31), the hot-melting positioning columns (35) are inserted into the positioning holes (34), the hot-melting positioning columns (35) are fixed with the circuit board (33) through a hot-melting technology of a hot-melting machine, and two plugs (43) are arranged on the circuit board (33).

2. The charging connection device according to claim 1, wherein a first protective sleeve (4) is arranged at the connection part of the USB interface (1) and the lead (2), and a second protective sleeve (5) is arranged at the connection part of the charging head (3) and the lead (2).

3. The charging connection device according to claim 1, wherein two first clamping grooves (36) are respectively arranged on two inner sides of the shell (31), two first clamping buckles (37) are respectively arranged on two inner sides of the bottom cover (32), and the first clamping grooves (36) are clamped with the first clamping buckles (37); one end of the shell (31) is provided with a second clamping groove (38), one end of the bottom cover (32) is provided with a second clamping buckle (39), and the second clamping groove (38) is clamped with the second clamping buckle (39).

4. The charging connection device according to claim 1, characterized in that the two sides of the hot-melt positioning column (35) are provided with a respective reinforcing rib (40).

5. The charging connection device according to claim 1, wherein two positioning grooves (41) are formed on two sides of the circuit board (33), positioning blocks (42) corresponding to the positioning grooves (41) are formed on the housing (31), two sides of each positioning block (42) are respectively fixed with one side of the reinforcing rib (40) and the inner side wall of the housing (31), and the positioning grooves (41) are clamped with the positioning blocks (42).

6. The charging connection device according to claim 1, characterized in that a first magnet block (44) is arranged between the circuit board (33) and the bottom cover (32), a groove (45) is arranged on the bottom cover (32), the first magnet block (44) is positioned in the groove (45), and the first magnet block (44) is attracted with a second magnet block (48) in a device (47) to be charged.

7. The charging connection device according to claim 6, wherein the bottom cover (32) is provided with two first through holes (46) for two plugs (43) to pass through, the charging device (47) is provided with a second through hole (49) for two plugs (43) to pass through, and the size of the first through holes (46) and the size of the second through holes (49) are matched with the size of the plugs (43).