CN219395267U - Waterproof power supply shell structure - Google Patents

Abstract

The application relates to the technical field of power supplies, in particular to a waterproof power supply shell structure. It comprises the following steps: the device comprises a shell, a rubber ring, a circuit board and a bottom cover; the edge of the shell is provided with a containing groove for containing the rubber ring; the bottom cover is provided with a convex edge, and the convex edge is provided with teeth capable of being welded; the bottom cover is welded through the teeth to cover and fix the shell, and a sealing space is formed; wiring holes for inserting power wires into the sealed space are formed in two ends of the shell; the circuit board is connected to the power line and is positioned in the sealed space. The waterproof performance of power casing can be improved to this application to increase the security of power main part.

Description

Waterproof power supply shell structure

Technical Field

The application relates to the technical field of power supplies, in particular to a waterproof power supply shell structure.

Background

With the increasing development of electronic and electric devices, the electronic and electric devices are increasingly prone to be powered by external power sources.

At present, an external power supply such as an ac-dc converter in the market is a power supply device for converting alternating current into direct current, and an outer shell of the power supply device is mainly formed by assembling an upper part and a lower part of an organic plastic with a circuit board and electronic parts on the circuit board through injection molding, but the power supply structure assembled by the mode has various gaps, such as gaps between an upper cover and a lower cover, and gaps between a shell and an output device of the input device, so that when liquid flows carelessly, good waterproof performance cannot be achieved, the power supply is easy to damage, and electric shock phenomenon can be caused to a user, so that the safety of a power supply main body is reduced, and the power supply device is unfavorable for practical use.

Disclosure of Invention

In order to improve the waterproof performance of power casing to increase the security of power main part, this application provides a waterproof power casing structure, adopts following technical scheme:

a waterproof power supply, comprising: the device comprises a shell, a rubber ring, a circuit board and a bottom cover; the edge of the shell is provided with a containing groove for containing the rubber ring; the bottom cover is provided with a convex edge, and the convex edge is provided with teeth capable of being welded; the bottom cover is welded through the teeth to cover and fix the shell, and a sealing space is formed; wiring holes for inserting power wires into the sealed space are formed in two ends of the shell; the circuit board is connected to the power line and is positioned in the sealed space.

By adopting the technical scheme, the containing groove is formed in the edge of the shell, the rubber ring is contained in the containing groove, and the rubber ring is abutted against the bottom cover when the shell and the bottom cover are covered, so that a waterproof effect is achieved; in addition, through setting up the tooth that can weld, can increase the butt fusion fastness of casing and bottom, and casing and bottom form sealed space and be used for the holding circuit board, can further prevent that outside liquid from flowing into the damage that leads to the circuit board in the casing, also play the waterproof effect of reinforcing promptly, increase power main part's security.

Optionally, two clamping pieces for clamping the power line are arranged on the bottom cover corresponding to the wiring holes.

Through adopting above-mentioned technical scheme, through setting up the fastener, can the block insert to the power cord in sealed space from the wiring hole to and the power cord of export casing through the wiring hole from sealed space, in order to play the effect of carding, fixed power cord.

Optionally, a fixing column for fixing the circuit board is arranged in the shell, and a fixing hole is formed in the circuit board corresponding to the fixing column.

Through adopting above-mentioned technical scheme, through setting up the fixed column in the casing, set up the fixed orifices on the circuit board, can realize the fixed to the circuit board to increase the stability of circuit board.

Optionally, a fixing piece inserted into the fixing column is disposed on the bottom cover corresponding to the fixing hole.

Through adopting above-mentioned technical scheme, through setting up the mounting on the bottom, can realize when the bottom lid closes on the casing, the mounting is inserted in the fixed column through the fixed orifices that runs through on the circuit board to the circuit board in the fixed casing.

Optionally, the number of the fixing columns is two, and the fixing columns are arranged at opposite angles on the inner side of the shell.

Through adopting above-mentioned technical scheme, through setting up two fixed columns in the inboard diagonal angle department of casing, not only can be used for fixed circuit board, can also reduce the quantity that the fixed column set up to avoid the fixed column to occupy too much sealed space.

Optionally, a suspension member is arranged outside the shell.

Through adopting above-mentioned technical scheme, through setting up the suspension member in the casing outside, can make things convenient for power supply unit's suspension to place.

Optionally, the power cord is provided with a protruding portion for the connection hole to be clamped and a recessed portion for the clamping piece to be clamped.

Through adopting above-mentioned technical scheme, can supply the wiring hole on the casing to block through setting up the bellying on the power cord, play the water-proof effects, can supply the fastener to block fixed power cord through setting up the depressed part on the power cord.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the containing groove is formed in the edge of the shell, the rubber ring is contained in the containing groove, and the rubber ring is abutted against the bottom cover when the shell and the bottom cover are covered, so that a waterproof effect is achieved; in addition, through setting up the tooth that can weld, can increase the butt fusion fastness of casing and bottom, and casing and bottom form sealed space and be used for the holding circuit board, can further prevent that outside liquid from flowing into the damage that leads to the circuit board in the casing, also play the waterproof effect of reinforcing promptly, increase power main part's security.

2. Through setting up the fastener, can block and insert to the power cord in sealed space from the wiring hole to and export the power cord of casing through the wiring hole from sealed space, in order to play the effect of carding, fixed power cord.

3. Through setting up the fixed column in the casing, set up the fixed orifices on the circuit board, can realize the fixed to the circuit board to increase the stability of circuit board.

Drawings

Fig. 1 is a schematic perspective view of a waterproof power supply housing structure according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of a portion of the explosion-proof power supply housing structure shown in FIG. 1;

fig. 3 is a schematic view of a power cord of the waterproof power supply housing structure shown in fig. 2;

fig. 4 is a schematic view of the bottom cover, circuit board and power cord of the waterproof power supply housing structure shown in fig. 2;

fig. 5 is a schematic view of the back structure of the bottom cover of the waterproof power supply case structure shown in fig. 2.

Reference numerals illustrate:

10. a housing; 101. a receiving groove; 102. a wiring hole; 103. sealing the space; 104. fixing the column; 105. a hanging piece; 11. a rubber ring; 12. a circuit board; 122. a fixing hole; 13. a welding line; 20. a bottom cover; 21. a convex edge; 211. teeth; 22. a clamping piece; 23. a fixing member; 30. a power line; 301. a boss; 302. a recessed portion; 31. an AC end; 32. and a DC terminal.

Detailed Description

The present application is described in further detail below.

The embodiment of the application discloses a waterproof power supply shell structure. Referring to fig. 1 and 2, a waterproof power supply case structure includes a case 10, a rubber ring 11, a circuit board 12, and a bottom cover 20.

Wherein, the edge of the shell 10 is provided with a containing groove 101, a rubber ring 11 is placed in the containing groove 101, the rubber ring 11 is abutted when the bottom cover 20 covers the shell 10 to serve as a first waterproof layer, the bottom cover 20 is correspondingly provided with a convex edge 21, and the convex edge 21 is provided with teeth 211; wherein, tooth 211 can be the ultrasonic bonding line, can be after casing 10 and bottom 20 lid close through the tooth 211 on the ultrasonic equipment ultrasonic bonding protruding edge 21 for casing 10 and bottom 20 realize fixing, just also can make bottom 20 butt rubber ring 11 be fixed in casing 10, increase the butt fusion fastness of casing 10 and bottom 20, and casing 10 and bottom 20 form sealed space 103, can be used to the holding circuit board, in order to further prevent that outside liquid from flowing into the casing in the damage that leads to the circuit board, also play the waterproof effect of reinforcing, increase the security of power main part.

In this embodiment, the two ends of the housing 10 are further provided with a wiring hole 102 for inserting the power cord 30 into the sealed space 103, referring to fig. 2, the wiring hole 102 at one end of the housing 10 is used for plugging the power cord 30 at the AC (alternating current) power end, and the wiring hole 102 at the other end is used for plugging the power cord 30 at the DC (direct current) power end, so as to realize conversion between the alternating current and the direct current.

Referring to fig. 3, in the present embodiment, in order to prevent inflow of liquid from the wiring hole 102, a boss 301 abutting against the engagement wiring hole 102 is provided on the power supply line 30.

Referring to fig. 4 and 5, in the present embodiment, two clamping members 22 for clamping the power line 30 are disposed on the bottom cover 20 corresponding to the wiring hole 102, one clamping member 22 is clamped with the power line 30 of the AC power end, and the other clamping member 22 is clamped with the power line 30 of the DC power end, so as to achieve the effects of carding and fixing the power line 30. Referring to fig. 3, a recess 302 for the engaging member 22 to engage is provided on the corresponding power cord 30 to fix the engaging power cord 30.

Referring to fig. 2, in this embodiment, in order to increase stability of the circuit board 12, fixing posts 104 for fixing the circuit board 12 are provided in the housing 10, fixing holes 122 are provided on corresponding fixing posts 104 on the circuit board 12, and fixing screws can sequentially penetrate through the fixing holes 122 to be screwed into the fixing posts 104, so as to fix the circuit board 12 and increase stability of the circuit board in the housing 10.

In order to reduce the sealing space 103 occupied by the fixing posts 104 and not to affect the fixing of the circuit board 12, in the present embodiment, the fixing posts 104 are disposed at opposite corners of the inner side of the housing 10, and the corresponding circuit board 12 is fixed by the opposite corners of the fixing posts 104.

Referring to fig. 5, in another embodiment, a fixing member 23 for inserting into the fixing post 104 may be disposed on the bottom cover 20 corresponding to the fixing hole 122, that is, the fixing member 23 may replace a screw, and abut against the circuit board 12 when the bottom cover 20 is covered on the housing 10, so as to fix the circuit board 12. Of course, the present utility model is not limited thereto, and the same functional effects can be achieved.

Referring to fig. 2, in the present embodiment, in order to facilitate the hanging of the power supply apparatus, hanging pieces 105 are provided at both ends outside the housing 10. Of course, the specific location of the hanger 105 is not limited herein.

In summary, in the waterproof power supply housing structure disclosed in the embodiments of the present application, the accommodating groove 101 is formed on the edge of the housing 10, the rubber ring 11 is accommodated in the accommodating groove 101, and the rubber ring 11 abuts against the bottom cover 20 when the housing 10 and the bottom cover 20 are covered, so as to achieve a waterproof effect; in addition, by arranging the fusible teeth 211 on the bottom cover 20, the firmness of the shell 10 and the bottom cover 20 can be increased, and the shell 10 and the bottom cover 20 form a sealed space 103 for accommodating the circuit board 12, so that the circuit board 12 is further prevented from being damaged due to the fact that external liquid flows into the shell 10, namely, the waterproof effect is enhanced, and the safety of the power supply main body is improved; by providing the engaging member 22, the power cord 30 inserted into the sealed space 103 from the wiring hole 102 and the power cord 30 output from the sealed space 103 through the wiring hole 102 from the housing 10 can be engaged to perform the effects of carding and fixing the power cord 30; by providing the fixing posts 104 in the housing 10 and the fixing holes 122 on the circuit board 12, the circuit board 12 can be fixed to increase the stability of the circuit board 12.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (7)

1. A waterproof power supply housing structure, comprising: the device comprises a shell (10), a rubber ring (11), a circuit board (12) and a bottom cover (20);

the edge of the shell (10) is provided with a containing groove (101) for containing the rubber ring (11);

a convex edge (21) is arranged on the bottom cover (20), and a tooth (211) which can be welded is arranged on the convex edge (21); wherein the bottom cover (20) is welded by the teeth (211) to cover and fix the shell (10) and form a sealing space (103);

two ends of the shell (10) are provided with wiring holes (102) for inserting power wires (30) into the sealing space (103);

the circuit board (12) is connected to the power line (30) and is located in the sealed space (103).

2. The waterproof power supply housing structure according to claim 1, wherein two engaging members (22) for engaging the power supply line (30) are provided on the bottom cover (20) corresponding to the wiring holes (102).

3. The waterproof power supply housing structure according to claim 1, wherein a fixing column (104) for fixing the circuit board (12) is provided in the housing (10), and a fixing hole (122) is provided on the circuit board (12) corresponding to the fixing column (104).

4. A waterproof power supply housing structure according to claim 3, wherein the bottom cover (20) is provided with a fixing member (23) inserted into the fixing column (104) corresponding to the fixing hole (122).

5. A waterproof power supply housing structure according to claim 3, characterized in that the number of the fixing posts (104) is two, which are provided at opposite corners inside the housing (10).

6. The waterproof power supply housing structure according to claim 1, characterized in that a suspension member (105) is provided outside the housing (10).

7. The waterproof power supply case structure according to claim 2, wherein the power supply line (30) is provided with a convex portion (301) for engagement of the wiring hole (102) and a concave portion (302) for engagement of the engaging member (22).