CN216491203U

CN216491203U - PCBA circuit board of waterproof resistance to compression

Info

Publication number: CN216491203U
Application number: CN202122698056.7U
Authority: CN
Inventors: 孙敦巨
Original assignee: Joying Electronic Technology Suzhou Co ltd
Current assignee: Joying Electronic Technology Suzhou Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-05-10
Anticipated expiration: 2031-11-05

Abstract

The utility model relates to the technical field of circuit board manufacturing, and discloses a waterproof and pressure-resistant PCBA circuit board, which comprises a circuit board body, a sliding cover and a flip cover, wherein two groups of clamping grooves are formed in the upper surface of the circuit board, reinforcing rubber strips are fixedly connected onto the inner walls of the clamping grooves, clamping plates are arranged in the clamping grooves, the clamping plates are fixedly connected with the circuit board through the reinforcing rubber strips, the sliding cover is arranged on the clamping grooves, the sliding cover is slidably connected with the circuit board body through the clamping plates, a clamping frame is formed in the left side of the clamping grooves, a first tooth column is arranged on the right side in the clamping frame and rotatably connected with the inner walls of the clamping frame, the flip cover is arranged on the clamping frame, the flip cover is rotatably connected with the circuit board body, the utility model discloses a waterproof and pressure-resistant PCBA circuit board, electrical components on the circuit board are respectively placed in the sliding cover and the flip cover and separated from the outside through the sliding cover, and are respectively arranged at the connecting positions between the sliding cover and the flip cover and the circuit board body through the reinforcing rubber strips, the sealing rubber rings and the sealing rings, the water resistance is increased.

Description

PCBA circuit board of waterproof resistance to compression

Technical Field

The utility model relates to the technical field of circuit board manufacturing, in particular to a waterproof and pressure-resistant PCBA circuit board.

Background

With the increasing living standard of people, more electronic and electric products are used in apparatuses for underwater operation, the waterproof performance of the PCBA circuit board is higher, and the pressure resistance of the PCBA circuit board used in a deep water environment is also certain.

The existing waterproof technology of the PCBA circuit board generally adopts a waterproof film or paint to improve the waterproof property, but the methods are not suitable for the PCBA circuit board in the environment with higher water pressure, so that a waterproof and pressure-resistant PCBA circuit board is needed to solve the problems.

Therefore, a waterproof and pressure-resistant PCBA circuit board is designed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a waterproof and pressure-resistant PCBA circuit board, which solves the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a PCBA circuit board of waterproof resistance to compression, includes circuit board body, sliding closure and flip, two sets of draw-in grooves have been seted up to circuit board body upper surface, fixedly connected with reinforcement adhesive tape on the draw-in groove inner wall, be equipped with the cardboard in the draw-in groove, the cardboard is through consolidating adhesive tape and circuit board fixed connection, be equipped with the sliding closure on the draw-in groove, the sliding closure passes through cardboard and circuit board body sliding connection, the card frame has been seted up on the draw-in groove left side, the right side is equipped with first tooth post in the card frame, first tooth post rotates with card frame inner wall to be connected, be equipped with flip on the card frame, flip rotates with circuit board body to be connected.

Furthermore, flip one side bottom is equipped with the second tooth post, and the second tooth post rotates with flip to be connected, and two sets of metallic channels have been seted up to flip opposite side bottom, and the metallic channel internal surface is pasted and is had the rubber pad, and inside the metallic channel passed the entering flip that the wire that links to each other with circuit board electronic components can be followed, inside the rubber pad can prevent that water from getting into flip from the metallic channel.

Furthermore, the waterproof groove has been seted up in the middle of the cardboard side, and square fixed orifices has been seted up to waterproof groove top left end, and when this body coupling of cardboard and circuit board, the reinforcing adhesive tape is located in the waterproof groove, not only helps fixed cardboard, and the water that prevents to get into in the draw-in groove simultaneously continues to enter into inside the sliding closure.

Furthermore, a fixed hole is formed in the side face of the left side of the sliding cover, a rubber ring groove is formed in the left side of the sliding cover, and the rubber ring groove can prevent water from further entering the sliding cover to a certain extent.

Furthermore, the left side of the sliding cover is provided with a baffle, the side of the baffle is of a T-shaped structure, the side of the baffle is provided with a square plug hole, the right surface of the baffle is fixedly connected with a sealing rubber ring, and the baffle is riveted with the sliding cover through a bar bolt, so that the degree of engagement of the joint is increased, and the gap of the joint is reduced.

Furthermore, baffle and sliding closure joint, and the registration of the plug hole on the baffle and the fixed orifices on the sliding closure, the downthehole bolt that is equipped with of plug, the both ends fixedly connected with circular seal circle is tied to the strip.

Furthermore, first tooth post and second tooth post meshing are connected, and flip passes through first tooth post and second tooth post and circuit board body sealing connection.

The utility model has the beneficial effects that: 1. the utility model discloses a, through addding sliding closure and flip, place electrical components on the circuit board inside sliding closure and flip respectively, separate through sliding closure and flip with the external world, prevent effectively that external pressure from communicating with each other with sliding closure and flip are inside, reduced the influence of external pressure to the circuit board to a certain extent, improved the compressive capacity of PCBA circuit board.

2. The utility model discloses a, through addding the reinforcement adhesive tape, sealing rubber ring and sealing washer, establish the junction between sliding closure and flip and circuit board body respectively, effectively reduced during water gets into sliding closure and flip, lead to the probability that the circuit board damaged, improved the waterproof performance of PCBA circuit board.

Drawings

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an exploded view of the present invention; FIG. 3 is a top view of the circuit board body of the present invention; FIG. 4 is a schematic view of the flip cover structure of the present invention; FIG. 5 is a schematic structural view of a card board of the present invention; FIG. 6 is a schematic structural view of a slide cover according to the present invention; fig. 7 is a partially enlarged view of the flip cover in the present invention.

In the figure: 1. a circuit board body; 2. a sliding cover; 3. a cover is turned; 4. clamping a plate; 5. a card slot; 6. clamping a frame; 7. reinforcing the adhesive tape; 8. a first tooth post; 9. a second tooth post; 10. a wire guide groove; 11. a waterproof groove; 12. a fixing hole; 13. a baffle plate; 14. strip bolting; 15. a plug hole; 16. sealing a rubber ring; 17. a seal ring; 18. a rubber ring groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, a PCBA circuit board of waterproof resistance to compression, including circuit board body 1, sliding closure 2 and flip 3, two sets of draw-in grooves 5 have been seted up to circuit board body 1 upper surface, fixedly connected with reinforcement adhesive tape 7 on the draw-in groove 5 inner wall, be equipped with cardboard 4 in the draw-in groove 5, cardboard 4 is through reinforcing adhesive tape 7 and circuit board fixed connection, be equipped with sliding closure 2 on the draw-in groove 5, sliding closure 2 passes through cardboard 4 and 1 sliding connection of circuit board body, card frame 6 has been seted up in the draw-in groove 5 left side, the right side is equipped with first tooth post 8 in the card frame 6, first tooth post 8 rotates with the 6 inner walls of card frame to be connected, be equipped with flip 3 on the card frame 6, flip 3 rotates with circuit board body 1 to be connected.

Referring to fig. 4, a second tooth post 9 is arranged at the bottom of one side of the flip cover 3, the second tooth post 9 is rotatably connected with the flip cover 3, two groups of wire grooves 10 are formed in the bottom of the other side of the flip cover 3, rubber pads are adhered to the inner surfaces of the wire grooves 10, wires connected with electronic components of the circuit board can penetrate through the wire grooves 10 to enter the inside of the flip cover 3, and the rubber pads can prevent water from entering the inside of the flip cover 3 through the wire grooves 10.

Referring to fig. 5, a waterproof groove 11 is formed in the middle of the side surface of the clamping plate 4, a square fixing hole 12 is formed in the left end above the waterproof groove 11, and when the clamping plate 4 is connected with the circuit board body 1, the reinforcing rubber strip 7 is arranged in the waterproof groove 11, so that the clamping plate 4 is fixed, and meanwhile, water entering the clamping groove 5 is prevented from continuing entering the sliding cover 2.

Referring to fig. 6, the left side of the sliding cover 2 is provided with a fixing hole 12, the left side of the sliding cover 2 is provided with a rubber ring groove 18, and the rubber ring groove 18 can prevent water from further entering the inside of the sliding cover 2 to a certain extent.

Wherein, the sliding closure 2 left side is equipped with baffle 13, and baffle 13 side is T type structure, and baffle 13 side has seted up square plug hole 15, and baffle 13 right side fixed surface is connected with seals rubber ring 16, and baffle 13 rivets with sliding closure 2 through strip bolt 14, increases the degree of agreeing with of junction, reduces the junction gap.

The baffle 13 is clamped with the sliding cover 2, the bolt hole 15 in the baffle 13 is overlapped with the fixing hole 12 in the sliding cover 2, the strip bolt 14 is arranged in the bolt hole 15, and the two ends of the strip bolt 14 are fixedly connected with the circular sealing ring 17.

Wherein, first tooth post 8 is connected with the meshing of second tooth post 9, and flip 3 is connected with circuit board body 1 sealing through first tooth post 8 and second tooth post 9.

In summary, when the utility model is used, the card board 4 is firstly installed in the card slot 5, and due to the existence of the reinforcing rubber strip 7, the card board 4 can be tightly fixed on the circuit board body 1, meanwhile, the tightness between the clamping plate 4 and the clamping groove 5 is increased, water is prevented from entering the sliding cover 2 from the clamping groove 5, then the sliding cover 2 is connected with the circuit board body 1 through the clamping plate 4 in a sliding way, then the baffle 13 is clamped in the sliding cover 2, then the bar bolt 14 is inserted into the bolt hole 15 from the fixing hole 12, the sealing rings 17 at the two ends of the clamping bar fix the bar bolt 14 in the sliding cover 2 and the baffle 13, and the contact part of the sliding cover 2 and the bar bolt 14 is sealed, then install first tooth post 8 in card frame 6, then install flip 3 in card frame 6, mesh second tooth post 9 on flip 3 and first tooth post 8, fix flip 3 in card frame 6 again, flip 3 and card frame 6 sealing connection.

The flip 3 and the sliding cover 2 can increase the compression resistance of the circuit board body 1, and meanwhile, the sealing performance between the sliding cover 2 and the flip 3 and the circuit board body 1 is increased through the reinforcing rubber strip 7, the reinforcing rubber ring and the sealing ring 17, and the waterproof performance of the circuit board is increased.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a PCBA circuit board of waterproof resistance to compression, includes circuit board body (1), sliding closure (2) and flip (3), its characterized in that: two sets of draw-in grooves (5) have been seted up to circuit board body (1) upper surface, fixedly connected with reinforcement adhesive tape (7) on draw-in groove (5) inner wall, be equipped with cardboard (4) in draw-in groove (5), cardboard (4) are through reinforcing adhesive tape (7) and circuit board fixed connection, be equipped with sliding closure (2) on draw-in groove (5), sliding closure (2) are through cardboard (4) and circuit board body (1) sliding connection, card frame (6) have been seted up on draw-in groove (5) left side, the right side is equipped with first tooth post (8) in card frame (6), first tooth post (8) are connected with card frame (6) inner wall rotation, be equipped with flip (3) on card frame (6), flip (3) are connected with circuit board body (1) rotation.

2. The PCBA circuit board of claim 1, which is characterized in that: and a second toothed column (9) is arranged at the bottom of one side of the flip cover (3), the second toothed column (9) is rotatably connected with the flip cover (3), and two groups of wire grooves (10) are formed in the bottom of the other side of the flip cover (3).

3. The PCBA circuit board of claim 1, which is characterized in that: a waterproof groove (11) is formed in the middle of the side face of the clamping plate (4), and a square fixing hole (12) is formed in the left end above the waterproof groove (11).

4. The PCBA circuit board of claim 1, which is characterized in that: the left side surface of the sliding cover (2) is provided with a fixing hole (12), and the left side surface of the sliding cover (2) is provided with a rubber ring groove (18).

5. The PCBA circuit board of claim 1, which is characterized in that: the left side of the sliding cover (2) is provided with a baffle (13), the side surface of the baffle (13) is of a T-shaped structure, the side surface of the baffle (13) is provided with a square plug hole (15), and the right surface of the baffle (13) is fixedly connected with an encapsulating rubber ring (16).

6. The PCBA circuit board of claim 5, in which: baffle (13) and sliding closure (2) joint, and the fixed orifices (12) coincidence on bayonet socket (15) and sliding closure (2) on baffle (13), be equipped with in bayonet socket (15) and tie (14), tie (14) both ends fixedly connected with circular seal (17).

7. The PCBA circuit board of claim 1, which is characterized in that: the first tooth column (8) is meshed with the second tooth column (9), and the flip cover (3) is hermetically connected with the circuit board body (1) through the first tooth column (8) and the second tooth column (9).