CN213520463U

CN213520463U - Waterproof power adapter

Info

Publication number: CN213520463U
Application number: CN202022464783.2U
Authority: CN
Inventors: 张俊
Original assignee: Guangdong Huasheng Electronic Technology Co Ltd
Current assignee: Guangdong Huasheng Electronic Technology Co Ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-06-22
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a waterproof type power adapter, including last casing, lower casing and buckler, waterproof draw-in groove has been seted up to the up end of casing down, and waterproof draw-in groove inner wall is provided with the rubber layer, first line hole has all been seted up to the both sides terminal surface of casing down, installs first sealing washer, two in the first line hole the both sides terminal surface of casing is installed respectively under to the buckler, and the buckler is located the outside of first line hole, and the rubber cushion is installed with the contact surface of casing down to the side end face of buckler, the side end face central point department of buckler has seted up the second line hole, installs the second sealing washer in the second line hole, go up the upper end of casing installation casing under, the lower terminal surface of going up the casing is provided with the card strip, and card strip joint is in waterproof draw. The utility model discloses possess between the multiple waterproof construction line hole and all have good waterproof performance between the casing, effectual prevent that water from entering into the adapter in lead to the advantage that internal element damaged.

Description

Waterproof power adapter

Technical Field

The utility model relates to a power adapter technical field specifically is a waterproof type power adapter.

Background

The power adapter is a power supply conversion device of small portable electronic equipment and electronic appliances, generally comprises components such as a shell, a transformer, an inductor, a capacitor, a control IC (integrated circuit), a PCB (printed circuit board) and the like, and the working principle of the power adapter is that alternating current input is converted into direct current output; according to the connection mode, the device can be divided into a wall-inserting type and a desktop type. The intelligent anti-theft device is widely matched with security cameras, set top boxes, routers, light bars, massage instruments and other equipment.

The existing power adapter is simple in structure, gaps exist at the connecting positions between the conducting wire and the power adapter body and between the adapter shell easily, and the dustproof and waterproof effect of the power adapter is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof type power adapter possesses between the multiple waterproof construction line hole and between the casing all has good waterproof performance, effectual prevention water and leads to the advantage that the internal element damaged in entering into the adapter, has solved the problem that above-mentioned technical background proposed.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waterproof type power adapter, includes last casing, lower casing and buckler, waterproof draw-in groove has been seted up to the up end of casing down, and waterproof draw-in groove inner wall is provided with the rubber layer, first line hole has all been seted up to the both sides terminal surface of casing down, installs first sealing washer in the first line hole, two the both sides terminal surface of casing is installed respectively under to the buckler, and the buckler is located the outside of first line hole, and the rubber cushion is installed with the contact surface of casing down to the side end face of buckler, the side end face central point department of buckler has seted up the second line hole, installs the second sealing washer in the second line hole, go up the upper end of casing installation casing under, the lower terminal surface of going up the casing is provided with the card strip, and card strip.

Preferably, threaded holes are formed in the side end face of the waterproof cover and the side end face of the lower shell, the threaded holes of the waterproof cover correspond to the threaded holes in the side end face of the lower shell, and fastening screws are installed in the threads.

Preferably, the size of the waterproof clamping groove is matched with that of the clamping strip.

Preferably, the upper end surfaces of the upper shell and the lower shell are provided with corresponding screw holes, and fixing screws are mounted in the screw holes in an internal thread mode.

Preferably, an installation cavity is formed between the upper shell and the lower shell, and an adapter element is installed in the installation cavity.

Preferably, the adapter element is provided with a first power line and a second power line which are symmetrically distributed, the first power line and the second power line both extend out from the first line hole and the second line hole, the tail end of the first power line is provided with a power plug, and the tail end of the second power line is provided with a charging plug.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the rubber layer, when going up the casing and the casing is fixed down, the card strip can the joint in waterproof draw-in groove, rubber layer and card strip surface contact in the waterproof draw-in groove can fill up the gap of joint between last casing and the casing down, make adapter itself have good water-proof effects.

2. The utility model discloses a set up first sealing washer, the cooperation of second sealing washer and buckler, the rubber cushion has been set up during installation between buckler and the lower casing, make it not have the gap, pass through first line hole and second line hole during the power cord installation, all be provided with the sealing washer in first line hole and the second line hole, can make and also can have fine water-proof effects between circuit and the adapter body, the setting of second sealing washer and first sealing washer, make it have dual waterproof nature, prevent that water from getting into and leading to the internal element in the adapter to damage, make power adapter have good water-proof effects.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the lower housing of the present invention;

fig. 3 is an enlarged schematic structural view of a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a part B in fig. 1 according to the present invention.

The reference numerals and names in the figures are as follows:

1. a power plug; 2. a first power line; 3. an upper housing; 4. fixing screws; 5. a second power supply line; 6. a charging plug; 7. a lower housing; 8. a screw hole; 9. a waterproof clamping groove; 10. clamping the strip; 11. a rubber layer; 12. a first seal ring; 13. a first wire hole; 14. a rubber cushion layer; 15. a second seal ring; 16. A second wire hole; 17. a water shield.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides an embodiment: a waterproof power adapter comprises an upper shell 3, a lower shell 7 and a waterproof cover 17, wherein the upper end face of the lower shell 7 is provided with a waterproof clamping groove 9, the inner wall of the waterproof clamping groove 9 is provided with a rubber layer 11, the two side end faces of the lower shell 7 are both provided with first line holes 13, first sealing rings 12 are installed in the first line holes 13, the two waterproof covers 17 are respectively installed on the two side end faces of the lower shell 7, the waterproof cover 17 is positioned on the outer side of the first line holes 13, a rubber cushion layer 14 is installed on the side end face of the waterproof cover 17 and the contact face of the lower shell 7, a second line hole 16 is formed in the central position of the side end face of the waterproof cover 17, a second sealing ring 15 is installed in the second line hole 16, and the rubber cushion layer 14 is arranged between the waterproof cover 17 and the lower shell 7 when the waterproof cover 17 and the lower shell 7 are installed by arranging the first sealing ring 12, when the power cord is installed, the power cord passes through the first cord hole 13 and the second cord hole 16, the first cord hole 13 and the second cord hole 16 are both provided with sealing rings, the arrangement of the second sealing ring 15 and the first sealing ring 12 ensures that the adapter has double waterproof performance, prevents the internal elements from being damaged due to the water entering the adapter, ensures that the power adapter has good waterproof performance, the upper shell 3 is arranged at the upper end of the lower shell 7, the lower end surface of the upper shell 3 is provided with a clamping strip 10, the clamping strip 10 is clamped in the waterproof clamping groove 9, by arranging the rubber layer 11, when the upper shell 3 and the lower shell 7 are fixed, the clamping strip 10 can be clamped in the waterproof clamping groove 9, the rubber layer 11 in the waterproof clamping groove 9 is contacted with the surface of the clamping strip 10, the gap of the clamping connection between the upper shell 3 and the lower shell 7 can be filled, so that the adapter has a good waterproof effect.

Specifically, threaded holes are formed in the waterproof cover 17 and the side end face of the lower shell 7, the threaded holes of the waterproof cover 17 correspond to the threaded holes in the side end face of the lower shell 7, and fastening screws are mounted in the threads.

Specifically, the size of the waterproof clamping groove 9 is matched with the size of the clamping strip 10.

Specifically, the upper end surfaces of the upper shell 3 and the lower shell 7 are provided with corresponding screw holes 8, and fixing screws 4 are mounted in the screw holes 8 through internal threads.

Specifically, a mounting cavity is formed between the upper shell 3 and the lower shell 7, and an adapter element is mounted in the mounting cavity.

Specifically, install first power cord 2 and the second power cord 5 of symmetric distribution on the adapter element, first power cord 2 and second power cord 5 all extend away from first wire hole 13 and second wire hole 16, and power plug 1 is installed to the end of first power cord 2, and charging plug 6 is installed to the end of second power cord 5.

The working principle is as follows: when the utility model works, the upper shell 3 and the lower shell 7 are fixed, the clamping strip 10 can be clamped in the waterproof clamping groove 9, the rubber layer 11 in the waterproof clamping groove 9 is contacted with the surface of the clamping strip 10, the gap clamped between the upper shell 3 and the lower shell 7 can be filled up, so that the adapter has good waterproof effect, the rubber cushion layer 14 is arranged between the waterproof cover 17 and the lower shell 7 when the adapter is installed, no gap exists between the waterproof cover and the lower shell, the power cord passes through the first cord hole 13 and the second cord hole 16 when the power cord is installed, the first cord hole 13 and the second cord hole 16 are both internally provided with sealing rings, can make also can have fine water-proof effects between circuit and the adapter body, the setting of second sealing washer 15 and first sealing washer 12 makes it have twofold waterproof nature, prevents that water from entering into and leading to the internal member to damage in the adapter, makes power adapter have good water-proof effects.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. A waterproof power adapter includes an upper case (3), a lower case (7), and a waterproof cover (17), characterized in that: the upper end surface of the lower shell (7) is provided with a waterproof clamping groove (9), the inner wall of the waterproof clamping groove (9) is provided with a rubber layer (11), the two side end faces of the lower shell (7) are respectively provided with a first line hole (13), a first sealing ring (12) is arranged in each first line hole (13), two waterproof covers (17) are respectively arranged on the two side end faces of the lower shell (7), each waterproof cover (17) is positioned on the outer side of each first line hole (13), a rubber cushion (14) is arranged on the contact surface between the side end face of each waterproof cover (17) and the lower shell (7), a second line hole (16) is formed in the center of the side end face of the waterproof cover (17), a second sealing ring (15) is installed in the second line hole (16), go up casing (3) and install in the upper end of lower casing (7), the lower terminal surface of going up casing (3) is provided with card strip (10), and card strip (10) joint is in waterproof draw-in groove (9).

2. The waterproof power adapter according to claim 1, wherein: threaded holes are formed in the waterproof cover (17) and the side end face of the lower shell (7), the threaded holes of the waterproof cover (17) correspond to the threaded holes in the side end face of the lower shell (7), and fastening screws are mounted in the threads.

3. The waterproof power adapter according to claim 1, wherein: the size of the waterproof clamping groove (9) is matched with that of the clamping strip (10).

4. The waterproof power adapter according to claim 1, wherein: go up the up end of casing (3) and lower casing (7) and all be provided with corresponding screw hole (8), fixed screw (4) are installed to screw hole (8) internal thread.

5. The waterproof power adapter according to claim 1, wherein: an installation cavity is formed between the upper shell (3) and the lower shell (7), and an adapter element is installed in the installation cavity.

6. The waterproof power adapter according to claim 5, wherein: install first power cord (2) and second power cord (5) of symmetric distribution on the adapter component, first power cord (2) and second power cord (5) all extend away from first line hole (13) and second line hole (16), and power plug (1) are installed to the end of first power cord (2), and charging plug (6) are installed to the end of second power cord (5).