CN214315722U

CN214315722U - Waterproof circuit board

Info

Publication number: CN214315722U
Application number: CN202023052141.8U
Authority: CN
Inventors: 张泽武
Original assignee: Shenzhen Stenyu Electronic Technology Co ltd
Current assignee: Shenzhen Stenyu Electronic Technology Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-09-28
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a waterproof circuit board, which comprises a protective shell, wherein the inner bottom of the protective shell is provided with a fixing frame, the top of the fixing frame is fixedly connected with a heating panel, the top of the heating panel is fixedly connected with a circuit board main body, the top surface of the circuit board main body is provided with an insulating layer, the top of the insulating layer is provided with a conductive copper sheet, a guide plate is symmetrically and obliquely arranged between the inner side walls at two sides of the protective shell and the fixing frame, the inner bottom of the protective shell is positioned inside the fixing frame and is provided with a fixed plate, a threaded rod is arranged between the opposite surfaces of the fixed plate and the reverse surface of the protective shell, one end of the threaded rod penetrates through and extends from the reverse surface of the protective shell, the end surface of the extending end of the threaded rod is fixedly connected with a hand-operated handle, the surface of the threaded rod is provided with a push plate, the utility model has simple structure and strong practicability, and has the functions of heat dissipation and water prevention, the service life of the circuit board is effectively prolonged while the use safety of the circuit board is improved.

Description

Waterproof circuit board

Technical Field

The utility model relates to a circuit board processing technology field especially relates to a waterproof circuit board.

Background

The circuit board is a printed board which is formed on an insulating base material according to a preset design and is connected with leads from point to point, but has no printed elements, reduces errors of wiring and assembly by adopting the circuit board, saves the time for maintaining, debugging and checking equipment, can be standardized in design, is favorable for interchange, has high wiring density, small volume and light weight, is favorable for miniaturization of electronic equipment, is favorable for mechanical and automatic production, improves the labor productivity and reduces the manufacturing cost of the electronic equipment, and is widely applied to electric appliances in the fields of industry, families and the like at present.

At present most electrical equipment is inside all to be equipped with the circuit board, realize the control to electrical equipment through the circuit board, however, because circuit board installation and equipment are inside, the circuit board can generate heat during the use, the heat of production is difficult for dispersing, lead to the circuit board easily and burn out because of the high temperature, greatly increase the maintenance cost in later stage, in addition, the waterproof measure is not done to current circuit board most, in case the circuit board is intake when using, just cause the short circuit very easily, thereby damage the circuit board, bring certain inconvenience for daily use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a waterproof circuit board.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a waterproof circuit board comprises a protective shell, wherein a fixed frame is arranged at the inner bottom of the protective shell, a heat dissipation plate is fixedly connected to the top of the fixed frame, a circuit board main body is fixedly connected to the top of the heat dissipation plate, and an insulating layer is arranged on the surface of the top of the circuit board main body;

the top of the insulating layer is provided with a conductive copper sheet, guide plates are symmetrically and obliquely arranged between the inner side walls on two sides of the protective shell and the fixing frame, a fixing plate is arranged at the inner bottom of the protective shell and positioned in the fixing frame, and a threaded rod is arranged between the fixing plate and the opposite surface of the reverse side of the protective shell;

one end of the threaded rod penetrates through the reverse side of the protective shell and extends, a hand-cranking handle is fixedly connected with the end face of the extending end of the threaded rod, a push plate is arranged on the surface of the threaded rod, the threaded rod penetrates through the push plate, and a plurality of drain holes are uniformly formed in the bottom end of the front side of the protective shell.

As a further description of the above technical solution:

a plurality of heat dissipation holes are symmetrically formed in the top ends of the side walls of the two sides of the protective shell, and a plurality of drainage holes are symmetrically formed in the side faces of the two sides of the fixing frame.

As a further description of the above technical solution:

the threaded rod is provided with a first through hole at the penetrating position of the protective shell, and the outer wall of the threaded rod is rotatably connected with the inner wall of the first through hole.

As a further description of the above technical solution:

and a second through hole is formed at the penetrating position of the threaded rod and the push plate, and the outer wall of the threaded rod is in threaded connection with the inner wall of the second through hole.

As a further description of the above technical solution:

the bottom of push pedal and the interior diapire sliding connection of protective housing, the outer wall of push pedal and the smooth laminating of inner wall of mount.

As a further description of the above technical solution:

the threaded rod is kept away from one end terminal surface of hand handle and is connected with the outer wall rotation of fixed plate.

The utility model discloses following beneficial effect has: 1. the utility model discloses be provided with louvre and heating panel, circuit board fixed mounting is on the heating panel surface, in the use, dispels the heat to the circuit board through the heating panel, and in addition, the heat that the circuit board produced can be discharged through the louvre, through above measure, has avoided the circuit board to use for a long time because of the condition that the high temperature burns out, promotes its life, has greatly reduced the later maintenance cost.

2. The utility model discloses be provided with the mount, the threaded rod, hand handle, push pedal and wash port, when the circuit board was intake, water can flow into the inside collection of mount via the hydrophobic hole of mount both sides, the water of collecting has certain promotion to the radiating effect of circuit board, then it is rotatory to wave hand handle drive threaded rod, the threaded rod orders about the push pedal and slides along the mount inner wall, the water that will collect in time discharges from the wash port, avoided causing the circuit board short circuit because of ponding, the safety in utilization of circuit board has been improved.

Drawings

Fig. 1 is a main sectional view of a waterproof circuit board according to the present invention;

fig. 2 is a side sectional view of a waterproof circuit board according to the present invention;

fig. 3 is a front view of a waterproof circuit board according to the present invention.

Illustration of the drawings:

1. a protective shell; 2. a fixed mount; 3. a heat dissipation plate; 4. a circuit board main body; 5. an insulating layer; 6. a conductive copper sheet; 7. a baffle; 8. a fixing plate; 9. a threaded rod; 10. a hand-cranking handle; 11. pushing the plate; 12. a drain hole; 13. heat dissipation holes; 14. and (4) hydrophobic pores.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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 in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a waterproof circuit board comprises a protective shell 1 for protecting internal parts, wherein a fixed frame 2 is arranged at the inner bottom of the protective shell 1, a cavity is formed between the fixed frame 2 and the protective shell 1 and used for collecting water, a heat dissipation plate 3 is fixedly connected to the top of the fixed frame 2 for dissipating heat of a circuit board main body 4, the top of the heat dissipation plate 3 is fixedly connected with the circuit board main body 4, and an insulating layer 5 is arranged on the surface of the top of the circuit board main body 4 and plays an insulating role;

the top of the insulating layer 5 is provided with a conductive copper sheet 6 for conduction, guide plates 7 are symmetrically and obliquely arranged between the inner side walls of two sides of the protective shell 1 and the fixing frame 2 for guiding water to the inside of the cavity for collection, a fixed plate 8 and a fixed threaded rod 9 are arranged at the inner bottom of the protective shell 1 and positioned inside the fixing frame 2, and a threaded rod 9 is arranged between the fixed plate 8 and the opposite surface of the reverse side of the protective shell 1 to drive the push plate 11 to move;

one end of threaded rod 9 runs through the reverse side of protective housing 1 and extends, and the hand handle 10 of the extension end terminal surface fixedly connected with of threaded rod 9 drives threaded rod 9 rotatory, and threaded rod 9 surface is provided with push pedal 11 and releases the water of collecting inside protective housing 1, and threaded rod 9 runs through push pedal 11 and realizes that threaded rod 9 orders about push pedal 11 and remove, and a plurality of wash ports 12 ponding of discharging have evenly been seted up to the positive bottom department of protective housing 1.

The top ends of the side walls at both sides of the protective shell 1 are symmetrically provided with a plurality of heat dissipation holes 13 for enhancing the heat dissipation effect, the side surfaces at both sides of the fixed frame 2 are symmetrically provided with a plurality of drainage holes 14 for facilitating the accumulated water to enter the cavity, the penetrating part of the threaded rod 9 and the protective shell 1 is provided with a first through hole, the outer wall of the threaded rod 9 is rotatably connected with the inner wall of the first through hole, so that the hand-operated handle 10 can drive the threaded rod 9 to rotate, a second through hole is formed at the penetrating position of the threaded rod 9 and the push plate 11, and the outer wall of threaded rod 9 and the inner wall threaded connection of second through hole make things convenient for threaded rod 9 to order about push pedal 11 to remove, and the bottom of push pedal 11 and the interior diapire sliding connection of protective housing 1 make things convenient for push pedal 11 to remove, and the smooth laminating of the inner wall of push pedal 11 and mount 2 makes things convenient for push pedal 11 to remove, and the one end terminal surface that hand handle 10 was kept away from to threaded rod 9 rotates with the outer wall of fixed plate 8 to be connected and makes things convenient for threaded rod 9 rotatory.

The working principle is as follows: the utility model discloses waterproof line board, the heat that circuit board main part 4 produced during use can transmit to heating panel 3 surfaces, dispel the heat to circuit board main part 4 through heating panel 3, the heat that heating panel 3 gived off passes through louvre 13 and discharges the inside of protective housing 1, insulating layer 5 has promoted the security that the circuit board used, when intaking in protective housing 1, water can flow to guide plate 7 surfaces, then flow into the inside collection of cavity of mount 2 with the 1 formation of protective housing through the hydrophobic hole 14 of mount 2 both sides, the water of collecting also has certain promotion to the radiating effect of circuit board main part 4, then wave hand handle 10 and drive threaded rod 9 rotatory, threaded rod 9 orders about push pedal 11 and slides along the 2 inner walls of mount, the water of collecting in time discharges from wash port 12, realize the waterproof function of circuit board.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A waterproof circuit board comprises a protective shell (1), and is characterized in that a fixing frame (2) is arranged at the inner bottom of the protective shell (1), a heat dissipation plate (3) is fixedly connected to the top of the fixing frame (2), a circuit board main body (4) is fixedly connected to the top of the heat dissipation plate (3), and an insulating layer (5) is arranged on the surface of the top of the circuit board main body (4);

the top of the insulating layer (5) is provided with a conductive copper sheet (6), guide plates (7) are symmetrically and obliquely arranged between the inner side walls on the two sides of the protective shell (1) and the fixing frame (2), a fixing plate (8) is arranged at the inner bottom of the protective shell (1) and positioned in the fixing frame (2), and a threaded rod (9) is arranged between the fixing plate (8) and the opposite surface of the reverse side of the protective shell (1);

one end of the threaded rod (9) penetrates through the reverse side of the protective shell (1) and extends, the end face of the extending end of the threaded rod (9) is fixedly connected with a hand-cranking handle (10), a push plate (11) is arranged on the surface of the threaded rod (9), the threaded rod (9) penetrates through the push plate (11), and a plurality of drain holes (12) are uniformly formed in the bottom end of the front side of the protective shell (1).

2. A waterproof circuit board according to claim 1, wherein a plurality of heat dissipation holes (13) are symmetrically formed in top ends of side walls on two sides of the protective shell (1), and a plurality of water drainage holes (14) are symmetrically formed in side surfaces on two sides of the fixed frame (2).

3. A waterproof circuit board according to claim 1, wherein a first through hole is formed at a penetrating position of the threaded rod (9) and the protective shell (1), and an outer wall of the threaded rod (9) is rotatably connected with an inner wall of the first through hole.

4. The waterproof circuit board of claim 1, wherein a second through hole is formed at the penetrating position of the threaded rod (9) and the push plate (11), and the outer wall of the threaded rod (9) is in threaded connection with the inner wall of the second through hole.

5. A waterproof circuit board according to claim 1, characterized in that the bottom of the push plate (11) is slidably connected to the inner bottom wall of the protective shell (1), and the outer wall of the push plate (11) is smoothly attached to the inner wall of the fixed frame (2).

6. A waterproof circuit board according to claim 1, characterized in that the end surface of the threaded rod (9) remote from the hand crank handle (10) is rotatably connected with the outer wall of the fixed plate (8).