CN218998506U

CN218998506U - Waterproof power supply main board

Info

Publication number: CN218998506U
Application number: CN202223140324.4U
Authority: CN
Inventors: 谭小亚
Original assignee: Dongguan Mingjin Electronic Technology Co ltd
Current assignee: Dongguan Mingjin Electronic Technology Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-05-09
Anticipated expiration: 2032-11-25

Abstract

The utility model relates to the technical field of power supply mainboards, in particular to a waterproof power supply mainboard which comprises a power supply mainboard, wherein a waterproof shell is sleeved on the outer surface of the power supply mainboard, a port plate is arranged at one end of the waterproof shell, screw holes are formed in both sides of the waterproof shell and the power supply mainboard, bolts are installed in the screw holes, connecting plates are symmetrically installed at both ends of the port plate, screw holes are formed in the connecting positions of the connecting plates and the waterproof shell, and small screws are installed in the screw holes. According to the waterproof power supply main board, through the arrangement of the waterproof shell, the port plate, the screw holes, the bolts, the connecting plates, the screw holes, the small screws and other related structures, the integral shielding protection of the power supply main board can be realized by utilizing the connection and coordination effect between the waterproof shell and the port plate in the use process of the power supply main board, meanwhile, the use of a power supply main board interface is not influenced, the power supply main board is prevented from being interfered by water mist, the normal use of the power supply main board is ensured, and the service life of the power supply main board is ensured.

Description

Waterproof power supply main board

Technical Field

The utility model relates to the technical field of power supply mainboards, in particular to a waterproof power supply mainboard.

Background

The set top box is a device for connecting a television and an external signal source, can convert a compressed digital signal into television content and display the television content, wherein the signal can come from a cable, a satellite antenna, a broadband network and ground broadcasting, and is one of core components for ensuring the normal use of the set top box.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a waterproof power supply main board.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a waterproof power supply motherboard, includes the power supply motherboard, the surface cover of power supply motherboard is equipped with waterproof shell, waterproof shell's one end is provided with the port board, the screw has all been seted up to waterproof shell and power supply motherboard's both sides, the internally mounted of screw has the bolt, the connecting plate is installed to port board's both ends symmetry, the screw hole has all been seted up to the junction of connecting plate and waterproof shell, the internally mounted of screw hole has little screw.

In order to improve the positioning effect on the port plate, the utility model is improved in that positioning holes are symmetrically formed on one side, close to the port plate, of the power supply main board, positioning columns are symmetrically arranged on the inner side of the port plate, and the positioning columns are inserted into the positioning holes.

In order to facilitate the taking out of the port plate, the utility model is improved in that a spring is arranged in the positioning hole.

In order to improve the butt joint effect of the waterproof shell and the power supply main board, the utility model is improved in that the inserted bars are symmetrically arranged at four corners of the inner surface of the top end of the waterproof shell, sleeve posts are symmetrically arranged at four corners of the upper surface of the power supply main board, and the inserted bars are inserted into the sleeve posts.

In order to improve the connection effect of the port plate and the waterproof shell, the waterproof shell is improved in that the connecting plate is L-shaped, the end, close to the connecting plate, of the waterproof shell is symmetrically provided with the caulking groove, and the connecting plate is arranged in the caulking groove.

In order to improve the connection effect of the power supply main board, the utility model is improved in that a filling groove is formed in the lower surface of the power supply main board, heat conduction silicone grease is arranged in the filling groove, a heat conduction copper foil is arranged on the lower surface of the filling groove, a heat conduction film is arranged on the inner side of the heat conduction copper foil, and round holes are uniformly formed in the lower surface of the heat conduction copper foil.

In order to facilitate the quick fixing of the heat conducting copper foil, the utility model is improved in that two ends of the heat conducting copper foil are fixedly connected with the lower surface of the power supply main board through glue.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. according to the waterproof power supply main board, through the arrangement of the waterproof shell, the port plate, the screw holes, the bolts, the connecting plates, the screw holes, the small screws and other related structures, the integral shielding protection of the power supply main board can be realized by utilizing the connection and coordination effect between the waterproof shell and the port plate in the use process of the power supply main board, meanwhile, the use of a power supply main board interface is not influenced, the power supply main board is prevented from being interfered by water mist, the normal use of the power supply main board is ensured, and the service life of the power supply main board is ensured.

2. According to the utility model, through the arrangement of the filling groove, the heat-conducting silicone grease, the heat-conducting copper foil, the heat-conducting film, the round hole and other structures, heat generated during the operation of the power supply main board can be rapidly led out and discharged from the bottom in the use process of the power supply main board, so that the occurrence of overheat of the power supply main board is avoided, and the stable operation of the power supply main board is ensured.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a waterproof power motherboard according to the present utility model;

fig. 2 is a schematic diagram of an explosion structure of a waterproof power motherboard according to the present utility model;

fig. 3 is an enlarged view of a portion a of fig. 2 showing a waterproof power motherboard according to the present utility model;

fig. 4 is a bottom exploded view of a waterproof power motherboard according to the present utility model.

Legend description:

1. a power supply main board; 2. a waterproof case; 3. a port plate; 4. a screw hole; 5. a bolt; 6. a connecting plate; 7. screw holes; 8. a small screw; 9. positioning holes; 10. a spring; 11. filling the groove; 12. a thermally conductive copper foil; 13. a heat conductive film; 14. and a round hole.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and 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 therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Example 1

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a waterproof power supply motherboard, including power supply motherboard 1, the surface cover of power supply motherboard 1 is equipped with waterproof shell 2, waterproof shell 2's one end is provided with port board 3, waterproof shell 2 and power supply motherboard 1's both sides have all been seted up screw 4, screw 4's internally mounted has bolt 5, connecting plate 6 is installed to port board 3's both ends symmetry, screw hole 7 has all been seted up to connecting plate 6 and waterproof shell 2's junction, screw hole 7's internally mounted has little screw 8, through setting up this waterproof shell 2, port board 3, screw 4, bolt 5, connecting plate 6, screw hole 7 and relevant structure such as little screw 8, can utilize the connection cooperation effect between waterproof shell 2 and the port board 3 at this power supply motherboard 1 in-process, realize the holistic shielding protection to power supply motherboard 1, also can not influence the use of power supply motherboard 1 interface simultaneously, avoid power supply motherboard 1 to receive the water smoke interference, guarantee power supply motherboard 1's normal use, power supply motherboard 1's life.

Referring to fig. 2 and 3, a positioning hole 9 is symmetrically formed on one side of the power main board 1, which is close to the port board 3, positioning columns are symmetrically mounted on the inner side of the port board 3, the positioning columns are inserted into the positioning holes 9, the positioning columns are matched with the positioning holes 9, the positioning mounting effect on the port board 3 can be improved, springs 10 are mounted in the positioning holes 9, the spring 10 is utilized to eject, the follow-up port board 3 can be conveniently dismounted, inserting rods are symmetrically mounted at four corners of the inner surface of the top end of the waterproof shell 2, sleeve columns are symmetrically mounted at four corners of the upper surface of the power main board 1, the inserting rods are inserted into the sleeve columns, the sleeve columns and the inserting rods are connected, the abutting effect between the waterproof shell 2 and the power main board 1 can be guaranteed, the connecting plate 6 is L-shaped, the embedding grooves are symmetrically formed at one end of the waterproof shell 2, which is close to the connecting plate 6, the connecting plate 6 is arranged in the embedding grooves are formed in the L-shaped connecting plate 6, and the connecting effect between the port board 3 and the waterproof shell 2 can be improved.

Example two

Referring to fig. 4, a filling groove 11 is formed in the lower surface of the power motherboard 1, heat conductive silicone grease is disposed in the filling groove 11, a heat conductive copper foil 12 is disposed on the lower surface of the filling groove 11, a heat conductive film 13 is disposed on the inner side of the heat conductive copper foil 12, round holes 14 are uniformly formed in the lower surface of the heat conductive copper foil 12, and heat generated during operation of the power motherboard 1 can be rapidly conducted out from the bottom through the related structures such as the filling groove 11, the heat conductive silicone grease, the heat conductive copper foil 12, the heat conductive film 13 and the round holes 14, and discharged from the bottom, so that the power motherboard 1 is prevented from overheating, stable operation of the power motherboard 1 is ensured, and two ends of the heat conductive copper foil 12 are fixedly connected with the lower surface of the power motherboard 1 through glue, so that rapid and fixed installation of the heat conductive copper foil 12 can be conveniently performed.

Working principle: when this power supply motherboard 1 is in the in-process of installation, can utilize the effect of loop column and inserted bar at first, link together waterproof shell 2 and power supply motherboard 1, then drive into the inside of screw 4 with bolt 5, and then can realize the fixed effect to waterproof shell 2, then put into the port position department of power supply motherboard 1 with port board 3, under the cooperation of locating hole 9 and reference column, screw hole 7 on connecting plate 6 can coincide with screw hole 7 of waterproof shell 2 surface, then with little screw 8 drive into inside screw hole 7 can, and then realize the holistic shielding protection to power supply motherboard 1, also can not influence the use of power supply motherboard 1 interface simultaneously, avoid power supply motherboard 1 to receive the water smoke interference, guarantee the normal use of power supply motherboard 1, guarantee the life of power supply motherboard 1, simultaneously in the in-process of this power supply motherboard 1 work, heat conduction silicone grease cooperation goes up heat conduction membrane 13, heat conduction and copper sheet's round hole 14, can be discharged fast from the bottom, and avoid the condition emergence of overheat to appear in power supply motherboard 1, and guarantee the steady operation of power supply motherboard 1.

The present utility model is not limited to the above embodiments, and any equivalent embodiments which can be changed or modified by the technical disclosure described above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above embodiments according to the technical matter of the present utility model will still fall within the scope of the technical disclosure.

Claims

1. The utility model provides a waterproof power mainboard, includes power mainboard (1), its characterized in that: the waterproof power supply comprises a power supply main board (1), wherein a waterproof shell (2) is sleeved on the outer surface of the power supply main board (1), a port plate (3) is arranged at one end of the waterproof shell (2), screw holes (4) are formed in two sides of the waterproof shell (2) and the power supply main board (1), bolts (5) are arranged in the screw holes (4), connecting plates (6) are symmetrically arranged at two ends of the port plate (3), screw holes (7) are formed in the connecting positions of the connecting plates (6) and the waterproof shell (2), and small screws (8) are arranged in the screw holes (7).

2. The waterproof power motherboard of claim 1, wherein: positioning holes (9) are symmetrically formed in one side, close to the port plate (3), of the power supply main board (1), positioning columns are symmetrically arranged on the inner side of the port plate (3), and the positioning columns are inserted into the positioning holes (9).

3. The waterproof power motherboard of claim 2, wherein: a spring (10) is arranged in the positioning hole (9).

4. The waterproof power motherboard of claim 1, wherein: the waterproof device is characterized in that inserted bars are symmetrically arranged at four corners of the inner surface of the top end of the waterproof shell (2), sleeve columns are symmetrically arranged at four corners of the upper surface of the power main board (1), and the inserted bars are inserted into the sleeve columns.

5. The waterproof power motherboard of claim 1, wherein: the shape of connecting plate (6) is L shape, the caulking groove has been seted up to the one end symmetry that waterproof shell (2) are close to connecting plate (6), connecting plate (6) set up in the inside of caulking groove.

6. The waterproof power motherboard of claim 1, wherein: filling groove (11) have been seted up to the lower surface of power mainboard (1), the inside of filling groove (11) is provided with heat conduction silicone grease, the lower surface of filling groove (11) is provided with heat conduction copper foil (12), the inboard of heat conduction copper foil (12) is provided with heat conduction membrane (13), round hole (14) have evenly been seted up to the lower surface of heat conduction copper foil (12).

7. The waterproof power motherboard of claim 6, wherein: the two ends of the heat conducting copper foil (12) are fixedly connected with the lower surface of the power supply main board (1) through glue.