CN112600045A

CN112600045A - Charging switching device and installation method thereof

Info

Publication number: CN112600045A
Application number: CN202011480673.3A
Authority: CN
Inventors: 张晓庆; 许立军
Original assignee: Dongguan Leader Precision Industry Co Ltd
Current assignee: Dongguan Leader Precision Industry Co Ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-04-02

Abstract

The invention discloses a charging switching device and an installation method thereof, and belongs to the technical field of charging devices. The charging switching device comprises a connector, the connector comprises a shell and a terminal, the charging switching device further comprises a switching plate, the switching plate is arranged in the shell, and the switching plate is electrically connected with the terminal; the two contact pins are respectively electrically connected with the adapter plate so as to be conducted with the connector through the adapter plate. The charging switching device of the invention realizes the convenience of product charging. The installation method of the charging switching device improves the installation efficiency of the charging switching device.

Description

Charging switching device and installation method thereof

Technical Field

The invention relates to the technical field of charging devices, in particular to a charging switching device and an installation method thereof.

Background

With the development of science and technology, more and more kinds of electronic products appear in the life of people, and great convenience is brought to the life of people. Generally, an internal battery module of an electronic product having a battery has a dual pin (2-pins) input terminal, which can be used to connect an external power source to receive power to replace battery charging, but the external power source has a plurality of output terminals with different specifications, so that the electronic product needs to provide a charging adaptor module with a specific specification for the external power source with a specific specification to electrically connect the external power source output terminal to the internal dual pin input terminal through the charging adaptor module.

Disclosure of Invention

The invention aims to provide a charging switching device which can improve the convenience of product charging and reduce the change of the internal structure of a product.

Another object of the present invention is to provide a method for mounting a charge transfer device, which can improve the mounting efficiency of the charge transfer device.

In order to achieve the purpose, the invention adopts the following technical scheme:

a charging switching device comprises a connector, wherein the connector comprises a shell and a terminal, the charging switching device also comprises a switching plate, the switching plate is arranged in the shell, and the switching plate is electrically connected with the terminal; the two contact pins are respectively electrically connected with the adapter plate so as to be conducted with the connector through the adapter plate.

Optionally, the contact pin is vertically inserted into the interposer, and the terminal is vertically inserted into the interposer.

Optionally, the connector further includes a body and a tongue plate, the tongue plate extends from the body to a direction away from the adapter plate, the body is located between the tongue plate and the adapter plate, and the body and the adapter plate are parallel to each other and perpendicular to the extending direction of the contact pin and the terminal.

Optionally, the body is located in the housing, the housing is in surrounding contact with the body, the housing and the body form a first accommodating space and a second accommodating space respectively, the first accommodating space and the second accommodating space are located on two opposite sides of the body, the tongue plate is located in the first accommodating space, and the adapter plate is located in the second accommodating space.

Optionally, the charging switching device further comprises a colloid, the colloid is located in the second accommodating space, and the colloid is connected with the shell, the body and the switching board and coats the terminal and a part of the contact pin.

Optionally, the connector further includes a spacer, the spacer is disposed on a surface of the body facing the adapter plate and sandwiched between the body and the adapter plate, and the colloid fills up a gap between the body and the adapter plate and covers the adapter plate.

Optionally, the peripheral wall of the adapter plate is retracted relative to the peripheral wall of the body in a direction away from the housing, and the adhesive surrounds the peripheral wall of the adapter plate and fills a gap between the peripheral wall of the adapter plate and the inner wall of the housing.

Optionally, the connector further comprises two positioning pieces, the two positioning pieces are arranged on the surface of the adapter plate facing the body and located on two opposite sides of the body respectively, the adapter plate further comprises two positioning ports, the two positioning ports are arranged on two opposite sides of the adapter plate respectively, and the two positioning pieces extend into the two positioning ports respectively.

Optionally, the joint is a type-C interface.

Optionally, one of the two contact pins is a ground terminal, the other of the two contact pins is a power supply terminal, the ground terminal of the connector is connected to the contact pin of the ground terminal through the adapter plate, and the power supply terminal of the connector is connected to the contact pin of the power supply terminal through the adapter plate.

Optionally, a sealing structure is arranged on the outer wall of the shell, a groove is circumferentially arranged on the outer wall of the shell, and the sealing structure is sleeved in the groove.

A method for installing a charging adapter device is suitable for the charging adapter device, and comprises the following steps:

connecting the two contact pins and the terminals to a transfer board respectively to form a transfer assembly;

and installing the adapter assembly in the shell and connecting the adapter assembly with the shell in a sealing mode.

Optionally, the step of installing the adapter assembly in the housing and sealing and connecting the adapter assembly with the housing further includes:

injecting liquid glue from the opening of the shell, so that the liquid glue is connected with the shell, the body and the adapter plate and coats the terminal and a part of the contact pin;

and solidifying the liquid glue.

The invention has the beneficial effects that:

the charging switching device of the invention connects the connector with the contact pin through the switching board, when the contact pin is connected with a product, the product can be charged through the connector, thereby being universal with chargers of other electronic products and realizing the convenience of product charging.

The mounting method of the charging adapter device of the invention is characterized in that all the components in the shell are assembled together in advance to form the adapter assembly, and then the adapter assembly is connected with the shell, so that the operation is simple, and the mounting efficiency of the charging adapter device can be improved.

Drawings

Fig. 1 is a schematic perspective view of a first view angle of a charging adapter according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a second perspective view of a charging adapter according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of a charging adapter according to an embodiment of the present invention with a housing removed;

fig. 4 is a schematic side view of a charging adapter according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view taken along line A-A of FIG. 4;

fig. 6 is a schematic front view of an interposer according to an embodiment of the present invention;

fig. 7 is a schematic perspective view of a third view of the charging adapter according to the embodiment of the invention, in which the colloid is omitted;

fig. 8 is a rear view of the charging adapter according to the embodiment of the present invention, in which the gel is omitted.

In the figure:

1. a joint; 11. a housing; 12. a terminal; 13. a body; 14. a tongue plate; 15. a spacer; 16. a positioning member; 2. inserting a pin; 3. a sealing structure; 31. a seal ring; 4. an adapter plate; 41. positioning the opening; 5. a colloid; 61. a first accommodating space; 62. a second accommodating space.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly and encompass, for example, both fixed and removable connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may include the first feature being in direct contact with the second feature, or may include the first feature being in direct contact with the second feature but being in contact with the second feature by another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to fig. 1 to 6.

The present embodiment provides a charging adapter, as shown in fig. 1 to 3, the charging adapter includes a connector 1, an adapter plate 4, and two pins 2. The connector 1 comprises a shell 11 and a terminal 12, the adapter plate 4 is arranged in the shell 11, and the adapter plate 4 is electrically connected with the terminal 12; the two pins 2 are electrically connected with the adapter plate 4 respectively to be conducted with the connector 1 through the adapter plate 4.

In this embodiment, will connect 1 and be connected with contact pin 2 through keysets 4, connect contact pin 2 when the product, can charge to the product through connecting 1 to can be general with the charger of other electronic product, realize the convenience that the product charges, and the switching device that charges in this embodiment makes the structure change of product structure itself less, small, portable.

For example, in an electronic product having a battery, an internal battery module usually has a dual-pin (2-pins) input terminal, and the input terminal can be used for connecting an external power source to receive power to replace battery charging, but the output terminal of the external power source has many types of specifications, so the electronic product needs to provide a charging adaptor module with a specific specification for the output terminal of the external power source with the specific specification, so as to electrically connect the output terminal of the external power source with the internal dual-pin input terminal through the charging adaptor module, and an internal structure of the electronic product may need to be designed adaptively according to the charging adaptor module with the specific specification, so that the structure of the electronic product itself varies greatly. In the present embodiment, the versatility can be improved by the charge relay device of the present embodiment. In some embodiments, the connector 1 is a USB connector, which can interface with an external power output conforming to the USB specification. Because the external power supply that accords with the USB specification is comparatively general, various external power supplies that accord with the USB specification can be conveniently connected to the joint 1 of switching device that charges, and through the keysets 4 and the contact pin 2 of switching device that charge, just can conveniently pass through keysets 4 and contact pin 2 with the electric power that joint 1 received and input to battery module in, and the switching device that charges can locate electronic product's casing simply and extend to inside.

In order to further improve the convenience of the charging adapter in this embodiment, in some embodiments, the connector 1 is a type-C interface conforming to the USB type-C specification, and the thickness of the type-C interface is thinner, so that the volume of the charging adapter in this embodiment can be reduced. Of course, the person skilled in the art can set the form of the joint 1 as desired, without limitation.

In some embodiments, the interposer 4 is an FPC through which electrical connection between the connector 1 and the pins 2 is achieved. In this embodiment, the interposer 4 is a PCB, and the connection between the connector 1 and the pin 2 can be facilitated through the PCB. Of course, the adapter plate 4 may be provided in any form as required by those skilled in the art, and is not limited herein.

In order to further improve the convenience of plugging and connecting with the interposer 4, as shown in fig. 3, the pins 2 are vertically plugged into the interposer 4. In detail, the adapter plate 4 is provided with first jacks respectively matched with the two pins 2, and each pin 2 is inserted into one first jack. In detail, the pin 2 is welded in the first jack, so that the pin 2 is reliably connected with the adapter plate 4.

Further, as shown in fig. 3, the terminal 12 of the connector 1 is vertically inserted into the interposer 4, so that the connection between the terminal 12 of the connector 1 and the interposer 4 can be facilitated. In detail, the adapter plate 4 is provided with second jacks matched with the terminals 12 on the connector 1 one by one, and each terminal 12 on the connector 1 is respectively inserted into one second jack, so that the connector 1 is reliably connected with the adapter plate 4, and the assembly efficiency can be improved.

In some embodiments, the interposer 4 is vertically disposed between the pins 2 and the terminals 12 of the connector 1, where the vertical direction of the pins 2 and the terminals 12 of the connector 1 is perpendicular to two opposite main surfaces of the interposer 4, the two pins 2 are vertically inserted into the interposer 4 from one main surface of the interposer 4 and fixed to the main surface, and the terminals 12 are vertically inserted into the interposer 4 from the other main surface of the interposer 4 and fixed to the other main surface, so that the interposer 4 is tightly sandwiched between the two pins 2 and the connector 1, which makes the overall charging adapter device more compact and reduces the space occupied in the electronic product.

In some embodiments, the connector 1 further includes a body 13 and a tongue plate 14, the tongue plate 14 extends from the body 13 to a direction away from the interposer 4, the body 13 is located between the tongue plate 14 and the interposer 4, one end of the terminal 12 extends to the tongue plate 14 along the extending direction, and the other end extends to the interposer 4 along the extending direction, the body 13 is located in the housing 11, an inner wall of the housing 11 surrounds the contact body 13, the housing 11 and the body 13 form a first accommodating space 61, and the tongue plate 14 is located in the first accommodating space 61.

As shown in fig. 2, 7 and 8, in some embodiments, the housing 11 and the body 13 form a second accommodating space 62, the first accommodating space 61 and the second accommodating space 62 are located at two opposite sides of the body 13, and the interposer 4 is located in the second accommodating space 62. In some embodiments, the interposer 4 has a gap with the inner wall of the housing 11, and the interposer 4 does not contact the inner wall of the housing 11.

In some embodiments, the body 13 is a plate-shaped structure perpendicular to the extending direction of the terminal 12, and the extending directions of the pin 2 and the terminal 12 are perpendicular to the two opposite main surfaces of the body 13. In some embodiments, the interposer 4 and the body 13 are parallel to each other and perpendicular to the extending direction of the terminals 12 and the pins 2. In some embodiments, the peripheral wall of the adaptor plate 4 is recessed relative to the peripheral wall of the body 13 in a direction away from the inner wall of the housing 11.

In some embodiments, the joint 1 further comprises a spacer 15, the spacer 15 being disposed on a surface of the body 13 facing the interposer 4 and sandwiched between the body 13 and the interposer 4. When the terminal 12 is inserted into the interposer 4, the spacer 15 keeps the body 13 from contacting the interposer 4, but keeps the body 13 spaced from the interposer 4, and a part of the terminal 12 is kept in the space between the interposer 4 and the body 13.

In some embodiments, the connector 1 further includes two positioning members 16, the two positioning members 16 are disposed on a surface of the body 13 facing the interposer 4 and are respectively located on two opposite sides of the body 13, the interposer 4 further includes two positioning ports 41, the two positioning ports 41 are respectively disposed on two opposite sides of the interposer 4, and the two positioning members 16 respectively extend into the two positioning ports 41. The positioning member 16 and the positioning opening 41 cooperate with each other to position the relative position between the adapter plate 4 and the body 13, which is beneficial to the assembly operation. In some embodiments, the positioning element 16 and the positioning opening 41 are provided with mutually engaging structures, such as a tenon and a slot, so that the body 13 and the adaptor plate 4 can be engaged with each other through the positioning element 16 and the positioning opening 41.

In detail, as shown in fig. 5 and 6, VBUS is a power port, GND is a ground port, and CC is a usb pd communication line port. One of the two pins 2 is a ground terminal, the other pin is a power terminal, the ground terminal of the connector 1 is connected to the pin 2 of the ground terminal through the adapter plate 4, and the power terminal of the connector 1 is connected to the pin 2 of the power terminal through the adapter plate 4, so that the connector 1 in the embodiment can be connected to an external power source (such as a charger, a computer, etc.), and a battery inside an electronic product can be charged through the pin 2.

As shown in fig. 1 and 2, a sealing structure 3 is provided on an outer wall of the housing 11 to enable the housing 11 to be sealingly connected with a product. When the charging switching device in the embodiment is connected with a product through the arrangement of the sealing structure 3, the shell 11 can be in sealing connection with the inner wall of the connecting hole on the product, so that water is prevented from entering the product from the joint of the shell 11 and the inner wall of the connecting hole, and the waterproof performance is improved. For example, the electric shaver housing has a connection hole in which the housing 11 of the charge adaptor is fixed, and the seal structure 3 can fill the gap between the housing 11 and the inner wall of the connection hole.

In some alternative embodiments, a groove is provided circumferentially along the outer wall of the housing 11, and the seal arrangement 3 is provided within the groove. Optionally, the sealing structure 3 comprises a sealing ring 31, the sealing ring 31 is sleeved in the groove, the structure is simple, and the sealing effect is good. Of course, the sealing structure 3 may be provided in a form as required by those skilled in the art, and is not limited herein.

In order to further improve the sealing performance of the charging adapter device in this embodiment, the outer wall of the adapter plate 4 is connected with the inner wall of the housing 11 in a sealing manner, so that water can be prevented from entering the product from the interface of the connector 1. Through the form that the sealing of the switching device structure itself that charges in this embodiment combines together with the sealing when being connected with the product, the security when having further improved the use product has enlarged the application scope of the switching device that charges in this embodiment.

In some embodiments, as shown in fig. 4, 5, 7 and 8, the charging adapter further includes a colloid 5, the colloid 5 is located in the housing 11, and the colloid 5 connects the housing 11, the body 13 and the adapter plate 4 and covers the terminal 12 and a portion of the pin 2. In some embodiments, the glue 5 is located in the second accommodating space 62. In some embodiments, as shown in fig. 1, the second accommodating space 62 is filled with the glue 5. In some embodiments, a portion of the glue 5 fills the space between the body 13 and the interposer 4 and covers the interposer 4. In some embodiments, the interposer 4 is sealingly connected to the inner wall of the housing 11 by dispensing or injecting and curing a liquid glue to form the gel 5. For example, the liquid glue is dispensed into the housing 11 from the opening of the housing 11, the dispensing range is defined by the interposer 4, the housing 11 and the body 13, and the liquid glue is cured and molded after filling. For example, the liquid glue enters the second accommodating space 62 from the opening of the second accommodating space 62, and fills the gap between the housing 11, the body 13 and the adapter plate 4, so as to improve the sealing performance inside the charging adapter device. In some embodiments, as the peripheral wall of the adapter plate 4 is retracted relative to the peripheral wall of the body 13 in a direction away from the inner wall of the housing 11, the glue 5 surrounds the peripheral wall of the adapter plate 4 and fills the gap between the peripheral wall of the adapter plate 4 and the inner wall of the housing 11.

The charging switching device in the embodiment connects the connector 1 with the contact pin 2 through the switching plate 4, and when the contact pin 2 is connected with a product, the product can be charged through the connector 1, so that the charging switching device can be used universally with chargers of other electronic products, and the convenience of charging the product is realized; through with the sealing connection of switching subassembly and shell 11 and the sealing connection of shell 11 and product, improved waterproof performance, be favorable to expanding the application scope of the switching device that charges in this embodiment.

The embodiment also provides an installation method of the charging adapter device, which is suitable for the charging adapter device, and the installation method comprises the following steps: connecting two pins 2 and terminals 12 of the connector 1 to the adapter plate 4 respectively to form an adapter assembly; the adapter assembly is mounted within housing 11 and sealingly connected to housing 11. The installation method of the embodiment is characterized in that all the components in the shell 11 are assembled together in advance to form the adapter assembly, and then the adapter assembly is connected with the shell 11, so that the operation is simple, the sealing performance is good, and the use safety of the product is facilitated.

Specifically, the adapter plate 4 is installed in the housing 11 by means of dispensing, specifically, liquid glue is dispensed or injected into the housing 11 from an opening of the housing 11, so that the liquid glue connects the inner wall of the housing 11, the body 13 and the adapter plate 4 and covers a part of the terminal 12 and the pin 2, the liquid glue fills the joint between the adapter plate 4 and the inner wall of the housing 11, and after the glue is filled, the glue is baked and cured to form a glue body 5, so that the charging adapter device in the embodiment has a better waterproof effect.

Further, the charging adapter device comprises the sealing structure 3 arranged on the outer wall of the shell 11, the adapter assembly is installed in front of the shell 11, the sealing structure 3 is connected to the outer wall of the shell 11, the sealing structure 3 and the shell 11 can be installed, the adapter plate 4 and the two pins 2 and the terminals 12 of the connector 1 can be installed at the same time, and the installation efficiency of the charging adapter device in the embodiment is improved.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims

1. A charging transfer device comprising a connector (1), the connector (1) comprising a housing (11) and a terminal (12), characterized in that the charging transfer device further comprises:

the adapter plate (4) is arranged in the shell (11), and the adapter plate (4) is electrically connected with the terminal (12); and

the two contact pins (2) are respectively electrically connected with the adapter plate (4) so as to be conducted with the connector (1) through the adapter plate (4).

2. The charging adapter device according to claim 1, wherein the pin (2) is vertically inserted into the adapter plate (4), and the terminal (12) is vertically inserted into the adapter plate (4).

3. The charging adapter device according to claim 2, wherein the connector (1) further comprises a body (13) and a tongue plate (14), the tongue plate (14) extends from the body (13) in a direction away from the adapter plate (4), the body (13) is located between the tongue plate (14) and the adapter plate (4), and the body (13) and the adapter plate (4) are parallel to each other and perpendicular to an extending direction of the contact pins (2) and the terminals (12).

4. The charging adapter device according to claim 3, wherein the body (13) is located in the housing (11) and the housing (11) is in surrounding contact with the body (13), the housing (11) and the body (13) respectively form a first accommodating space (61) and a second accommodating space (62), the first accommodating space (61) and the second accommodating space (62) are located on two opposite sides of the body (13), the tongue plate (14) is located in the first accommodating space (61), and the adapter plate (4) is located in the second accommodating space (62).

5. The charging adapter device according to claim 4, further comprising a colloid (5), wherein the colloid (5) is located in the second accommodating space (62), and the colloid (5) is connected to the housing (11), the body (13) and the adapter plate (4) and covers the terminal (12) and a part of the contact pin (2).

6. The charging adapter device according to claim 5, wherein the connector (1) further comprises a spacer (15), the spacer (15) is disposed on a surface of the body (13) facing the adapter plate (4) and sandwiched between the body (13) and the adapter plate (4), and the colloid (5) fills a gap between the body (13) and the adapter plate (4) and covers the adapter plate (4).

7. The charging adaptor device according to claim 5, wherein the peripheral wall of the adaptor plate (4) is recessed with respect to the peripheral wall of the body (13) in a direction away from the housing (11), and the gel (5) surrounds the peripheral wall of the adaptor plate (4) and fills a gap between the peripheral wall of the adaptor plate (4) and the inner wall of the housing (11).

8. The charging adapter device according to claim 3, wherein the connector (1) further comprises two positioning members (16), the two positioning members (16) are disposed on a surface of the body (13) facing the adapter plate (4) and are respectively located on two opposite sides of the body (13), the adapter plate (4) further comprises two positioning ports (41), the two positioning ports (41) are respectively disposed on two opposite sides of the adapter plate (4), and the two positioning members (16) respectively extend into the two positioning ports (41).

9. The charging adapter device according to claim 1, characterized in that the connector (1) is a type-C interface.

10. The charging adapter device according to claim 1, wherein one of the two pins (2) is a ground terminal, the other pin is a power terminal, the ground terminal of the connector (1) is connected to the pin (2) of the ground terminal through the adapter plate (4), and the power terminal of the connector (1) is connected to the pin (2) of the power terminal through the adapter plate (4).

11. The charging adapter device according to claim 1, wherein a sealing structure (3) is arranged on the outer wall of the housing (11), and a groove is arranged along the circumference of the outer wall of the housing (11), and the sealing structure (3) is sleeved in the groove.

12. A method of mounting a charge-transfer device, adapted to the charge-transfer device according to any one of claims 1 to 11, comprising the steps of:

connecting the two pins (2) and the terminals (12) to an adapter plate (4) respectively to form an adapter assembly;

the adapter assembly is arranged in the shell (11) and is connected with the shell (11) in a sealing mode.

13. The method for mounting a charging adaptor device according to claim 12, wherein the step of mounting the adaptor assembly in the housing (11) and sealing-connecting with the housing (11) further comprises:

injecting liquid glue from an opening of the shell (11), so that the liquid glue is connected with the shell (11), the body (13) and the adapter plate (4) and covers the terminal (12) and one part of the contact pin (2);

and solidifying the liquid glue.