CN213279212U

CN213279212U - USB waterproof charging device and electronic equipment thereof

Info

Publication number: CN213279212U
Application number: CN202022065636.8U
Authority: CN
Inventors: 赖良海; 余智鹏
Original assignee: Shenzhen E-Tek Electronics Manufactory Ltd
Current assignee: Shenzhen E-Tek Electronics Manufactory Ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-05-25
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses a USB waterproof charging device and an electronic device thereof, wherein the USB waterproof charging device comprises an upper cover and a bottom shell, and is suitable for being fixed with the upper cover and defining an accommodating cavity together; the bottom shell is provided with a limiting wall, the limiting wall divides the accommodating cavity into a first accommodating cavity and a second accommodating cavity, the first accommodating cavity is used for accommodating the circuit board, and the second accommodating cavity is used for accommodating the USB connector and is filled and sealed by the adhesive. The utility model discloses can make the clearance between USB connector and the drain pan sealed by being filled completely, the unable clearance entering of following between USB connector and the drain pan of external steam is acceptd the intracavity, has improved holistic leakproofness and waterproof nature, has avoided causing the damage of USB connector and internal circuit components and parts.

Description

USB waterproof charging device and electronic equipment thereof

Technical Field

The utility model relates to a charger technical field, concretely relates to waterproof charging device of USB and electronic equipment thereof.

Background

The USB charger is a device which is connected with electronic products such as a shaver through a USB interface and used for charging the electronic products such as the shaver. Many tablet computers, mobile phones, dust collectors, small personal care appliances and the like are provided with USB chargers, data lines are used as power lines and connected to a power supply through the USB chargers, and the mobile phones, the tablet computers, the dust collectors and the small personal care appliances are connected with the USB chargers through the data lines to be charged; in the related art, the gap of the USB interface of the existing USB charger is large, the sealing performance is poor, the waterproof performance is low, the damage of the USB interface and internal circuit components is easily caused, the waterproof requirement of IPX4 is not met, and the inconvenience is brought to users.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a waterproof charging device of USB, include:

an upper cover;

the bottom shell is suitable for being fixed with the upper cover and defines an accommodating cavity together;

the bottom shell is provided with a limiting wall, the limiting wall divides the accommodating cavity into a first accommodating cavity and a second accommodating cavity, the first accommodating cavity is used for accommodating the circuit board, and the second accommodating cavity is used for accommodating the USB connector and is filled and sealed by the adhesive.

Preferably, according to the utility model discloses an embodiment, the border of drain pan is equipped with the holding tank, the border of upper cover be equipped with the holding tank corresponds the flange that sets up, works as the upper cover with when the drain pan is fixed mutually, the flange inlays to be established in the holding tank.

Preferably, according to the utility model discloses an embodiment, the drain pan with the interval is equipped with a plurality of direction muscle on the spacing wall, and is a plurality of the direction muscle is followed the vertical direction of drain pan extends and is located first accept the chamber with the intracavity is acceptd to the second, the circuit board with the USB connector is through a plurality of the direction muscle direction is established in order to correspond respectively to inlay first accept the chamber with the intracavity is acceptd to the second.

Preferably, according to the utility model discloses an embodiment, the circuit board with the USB connector passes through connecting wire electric connection, be equipped with a recess on the spacing wall, the connecting wire is worn to establish in the recess, and the upper cover with when the drain pan is fixed mutually closed fixedly by the lid.

Preferably, according to the utility model discloses an embodiment, the drain pan is equipped with the through-hole, the through-hole will the chamber is acceptd to the second is linked together with the external world, just the socket end that the USB connector has wears to establish in the through-hole, the link that the USB connector has holds to be located the intracavity is acceptd to the second.

Preferably, according to the utility model discloses an embodiment, still include power plug, power plug wears to establish on the upper cover, power plug with the position cladding that the upper cover is adjacent has insulating portion, just insulating portion is located the upper cover outside.

Preferably, according to the utility model discloses an embodiment, power plug includes integrative connecting rod and the participate in that sets up, the connecting rod is located first accommodating cavity with the circuit board links to each other, participate in to be located the drain pan is outer for pegging graft mutually with the power.

Preferably, according to an embodiment of the present invention, the adhesive is epoxy or silicone.

Another object of the present invention is to provide an electronic device, which includes the USB waterproof charging device.

The utility model provides a waterproof charging device of USB fixes the circuit board in the first intracavity of acceping when the equipment to fix the USB connector and accept the intracavity at the second, accept the intracavity at the second and fill through the bonding agent, make the clearance between USB connector and the drain pan sealed by filling completely, the intracavity is acceptd to the unable clearance entering between USB connector and the drain pan of following of external steam, holistic leakproofness and waterproof nature have been improved, the damage that causes USB connector and internal circuit components and parts has been avoided.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a USB waterproof charging device provided in an embodiment of the present invention;

fig. 2 is a cross-sectional view of a USB waterproof charging device provided in an embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is an exploded view of the USB waterproof charging device provided in the embodiment of the present invention;

fig. 5 is another schematic structural diagram of the bottom case provided in the embodiment of the present invention.

The reference numbers illustrate:

10. an upper cover; 101. a flange; 20. a bottom case; 201. a limiting wall; 2011. a groove; 202. accommodating grooves; 203. a guide rib; 204. a through hole; 30. a power plug; 301. a pin; 302. a connecting rod; 40. a circuit board; 50. a USB connector; p10, a first containing cavity; p20, second containing cavity.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. 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 following describes the USB waterproof charging device and the electronic device thereof according to embodiments of the present invention in detail with reference to the accompanying drawings.

Referring to fig. 1, 2 and 4, the USB waterproof charging device provided in the embodiment of the present invention includes an upper cover 10 and a bottom shell 20, which are adapted to be fixed to the upper cover 10 and define a receiving cavity together; the bottom shell 20 is provided with a limiting wall 201, the limiting wall 201 divides the containing cavity into a first containing cavity P10 and a second containing cavity P20, the first containing cavity P10 is used for containing the circuit board 40, and the second containing cavity P20 is used for containing the USB connector 50 and is sealed by filling adhesive.

Wherein, the adhesive is epoxy resin or organic silicon. When the adhesive is filled, the adhesive such as epoxy resin is used for filling, and the adhesive can enter a gap between the USB connector 50 and the bottom case 20 when the adhesive is not solidified, so that the gap between the USB connector 50 and the bottom case 20 can be completely filled and closed, and after the adhesive is solidified, the USB connector 50 and the bottom case 20 are fixedly adhered, so that the waterproof performance and the sealing performance of the connector are better; it can be understood that, since the limiting wall 201 separates the first containing cavity P10 and the second containing cavity P20, the moisture cannot enter the second containing cavity P20 and the first containing cavity P10, and the whole structure is stable and reliable; preferably, the position of the USB connector 50 is filled with an adhesive for potting, so that the waterproof performance of the USB connector 50 meets the IEC60529IPX4 waterproof standard, and the waterproof reliability is higher.

The utility model provides a waterproof charging device of USB, fix circuit board 40 in first accepting chamber P10 when the equipment, and fix USB connector 50 in the second accepts chamber P20, accept chamber P20 at the second and fill through the bonding agent, make the clearance between USB connector 50 and the drain pan 20 sealed by filling completely, the intracavity is acceptd to the unable clearance entering between USB connector 50 and the drain pan 20 of following of external steam, holistic leakproofness and waterproof nature have been improved, the damage that causes USB connector 50 and internal circuit components and parts has been avoided.

Referring to fig. 2 to 4, the rim of the bottom case 20 is provided with a receiving groove 202, the rim of the upper cover 10 is provided with a flange 101 corresponding to the receiving groove 202, and the flange 101 is embedded in the receiving groove 202 when the upper cover 10 is fixed to the bottom case 20.

In the present embodiment, when the bottom case 20 and the upper cover 10 are fixedly fitted to each other, the bottom case 20 and the upper cover 10 can be more closely fitted by the cooperation of the flange 101 and the receiving groove 202; optionally, an adhesive may be filled in the receiving groove 202, so that the bottom case 20 and the upper cover 10 may be adhered and fixed, and the sealing performance is better; more preferably, the flange 101 and the receiving groove 202 may be configured to be engaged with each other, so that the sealing performance and the assembling efficiency of the whole structure may be ensured, and the disassembly and maintenance may be facilitated.

Referring to fig. 2 and 4, a plurality of guide ribs 203 are spaced apart from the bottom housing 20 and the limiting wall 201, the guide ribs 203 extend along the vertical direction of the bottom housing 20 and are located in the first receiving cavity P10 and the second receiving cavity P20, and the circuit board 40 and the USB connector 50 are guided by the guide ribs 203 to be respectively embedded in the first receiving cavity P10 and the second receiving cavity P20.

In this embodiment, a plurality of direction muscle 203 can support circuit board 40 and USB connector 50 admittedly, can avoid circuit board 40 and USB connector 50 pine to take off when the assembly, and when the assembly, circuit board 40 and USB connector 50 correspond a plurality of direction muscle 203 and are equipped with corresponding guide way, then can lead to inlay through a plurality of direction muscle 203 and establish in first accepting chamber P10 and second and accept chamber P20 during the assembly, so that the assembly is more convenient, and the production efficiency is improved.

Further, the circuit board 40 and the USB connector 50 are electrically connected by a connecting wire (not shown), a groove 2011 is disposed on the limiting wall 201, and the connecting wire is inserted into the groove 2011 and is covered and fixed when the upper cover 10 and the bottom case 20 are fixed together.

In this embodiment, the circuit board 40 is disposed in the first accommodating cavity P10, the USB connector 50 is disposed in the second accommodating cavity P20, the USB connector 50 can be connected to the circuit board 40 through a connecting wire, when assembling, the connecting wire is inserted into the groove 2011, and the circuit board 40 and the USB connector 50 are respectively fixed in the first accommodating cavity P10 and the second accommodating cavity P20, after the upper cover 10 is fixed to the housing cover, the connecting wire can be limited in the groove 2011, so that the assembly is completed, the assembly efficiency is higher, and the assembly is simple and convenient.

Specifically, the bottom shell 20 is provided with a through hole 204, the through hole 204 connects the second accommodating cavity P20 with the outside, the socket end of the USB connector 50 is inserted into the through hole 204, and the connecting end of the USB connector 50 is accommodated in the second accommodating cavity P20.

In the embodiment, the through hole 204 is adapted to the USB connector 50, when the USB connector 50 is fixed in the second accommodating cavity P20, the connection end of the USB connector 50 may be fixed by an adhesive, and the socket end is located in the through hole 204, when the data line is connected to the charging device, the data line may be inserted into the socket end, and the connection end may be connected to the circuit board 40, so that the USB connector 50 is fixed in the second accommodating cavity P20 and the through hole 204, and the overall structure is simpler and more reliable.

Referring to fig. 2 and 4, the portable electronic device further includes a power plug 30, the power plug 30 is inserted into the upper cover 10, and an insulating portion is coated at a position where the power plug 30 is adjacent to the upper cover 10 and is located outside the upper cover 10.

Further, the power plug 30 includes a connecting rod 302 and a pin 301 integrally disposed, the connecting rod 302 is located in the first receiving cavity P10 and connected to the circuit board 40, and the pin 301 is located outside the bottom case 20 for connecting with a power source.

In this embodiment, the power plug 30 may be an euro, english, american, middle, or japanese standard plug, for example, the euro shown in fig. 1 is an english standard, the euro shown in fig. 5 may be two pins 301, or may be three pins 301, such as a live wire, a neutral wire, and a ground wire pin 301, each power plug 30 may be composed of a connecting rod 302 and one pin 301, the connecting rod 302 may be connected to the circuit board 40, and the pin 301 may be plugged into a power source to supply power to the charging device, so that the assembly and the use are more convenient; it can be understood that the USB waterproof charging device provided by the present invention may have any shape, for example, an english shape or an european shape, and is not limited herein.

The embodiment of the utility model provides an in the embodiment provide electronic equipment, include like foretell USB waterproof charging device. The electronic equipment can be a shaver, a dust collector, a personal care small household appliance and the like, and by adopting the USB waterproof charging device, the sealing property and the waterproof property of the charging device are improved, and the damage to the USB connector 50 and internal circuit components is avoided.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The waterproof charging device of USB, its characterized in that includes:

an upper cover;

2. The waterproof USB charging device of claim 1, wherein the bottom housing has a receiving groove at an edge thereof, the upper cover has a flange at an edge thereof corresponding to the receiving groove, and the flange is embedded in the receiving groove when the upper cover is fixed to the bottom housing.

3. The waterproof charging device of USB of claim 1, wherein a plurality of guiding ribs are disposed at intervals on the bottom shell and the limiting wall, the guiding ribs extend along a vertical direction of the bottom shell and are respectively located in the first receiving cavity and the second receiving cavity, and the circuit board and the USB connector are guided by the guiding ribs to be respectively and correspondingly embedded in the first receiving cavity and the second receiving cavity.

4. The waterproof charging device of USB of claim 1, wherein the circuit board and the USB connector are electrically connected through a connecting wire, a groove is disposed on the limiting wall, and the connecting wire is inserted into the groove and is covered and fixed when the upper cover is fixed to the bottom case.

5. The waterproof USB charging device according to claim 1, wherein the bottom case has a through hole, the second receiving cavity is connected to the outside through the through hole, a socket end of the USB connector is inserted into the through hole, and a connecting end of the USB connector is received in the second receiving cavity.

6. The waterproof charging device of USB of claim 1, further comprising a power plug, wherein the power plug is inserted into the upper cover, and an insulating portion is coated at a position of the power plug adjacent to the upper cover and located outside the upper cover.

7. The waterproof USB charging device of claim 6, wherein the power plug comprises a connecting rod and a pin, the connecting rod is located in the first receiving cavity and connected to the circuit board, and the pin is located outside the bottom case and used for being plugged into a power supply.

8. The USB waterproof charging device according to claim 1, wherein the adhesive is epoxy or silicone.

9. An electronic device characterized by comprising the USB waterproof charging apparatus according to any one of claims 1 to 8.