CN218941490U

CN218941490U - Printed circuit board with withstand voltage waterproof function

Info

Publication number: CN218941490U
Application number: CN202222588302.8U
Authority: CN
Inventors: 王小进
Original assignee: Beilishi Electronic Technology Suzhou Co ltd
Current assignee: Beilishi Electronic Technology Suzhou Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-04-28
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses a printed circuit board with pressure-resistant and waterproof functions, which comprises an outer shell, wherein the lower end of the outer shell is provided with a mounting bracket, four corners of the outer end of the outer shell are respectively provided with an anti-collision block, the joint of the anti-collision block and the outer shell is provided with a first adjusting bolt, the lower end of the outer shell is provided with a preformed hole, and the upper end of a fixing frame is provided with an adjusting rod; the mounting plate is arranged above the circuit board body, a mounting assembly is arranged in the mounting plate, and the outer end of the limiting spring is provided with a convex structure connected with the shell; the mounting ring is arranged on the upper side of the inner part of the outer shell, a sealing cover plate is arranged above the outer shell, and a glass window is arranged on the inner side of the sealing cover plate. The printed circuit board with the pressure-resistant and waterproof functions can be stably connected and installed, so that the waterproof and pressure-resistant effects are enhanced, and the practical effect of the device is improved.

Description

Printed circuit board with withstand voltage waterproof function

Technical Field

The utility model relates to the technical field related to printed circuit boards, in particular to a printed circuit board with pressure-resistant and waterproof functions.

Background

The printed circuit board is also called a printed circuit board, is a provider for electric connection of electronic components, is cut into a certain shape by taking an insulating board as a base material, is provided with conductive patterns, element holes, fastening holes, metallized holes and the like on the base material, and is divided into a single panel, a double panel and the like, but most of the prior devices have some defects, and the utility model provides a new scheme for solving the defects.

Chinese patent grant publication No. CN201904970U discloses a printed circuit board comprising: the multi-layer printed circuit board is provided with layer number information marks, and specifically, the layer number information of the layer printed circuit board is marked in the layer number information area, the layer number information of each layer of printed circuit board is ensured not to be covered by each other in sequence, and the layer number information of each layer of printed circuit board can be seen.

The prior art solutions described above have the following drawbacks: the printed circuit board is inconvenient to stably connect and install, has no waterproof and pressure-resistant effects and has poor practical effects, so that a printed circuit board with pressure-resistant and waterproof functions is provided, and the problem in the prior art is solved.

Disclosure of Invention

The utility model aims to provide a printed circuit board with pressure-resistant and waterproof functions, which solves the problems that the prior art is inconvenient to stably connect and install, does not have waterproof and pressure-resistant effects and has poor practical effects.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a printed circuit board with withstand voltage waterproof function, includes the shell body, the lower extreme of shell body is provided with the installing support, and four corners of the outer end of shell body all are provided with the crashproof piece, the junction of crashproof piece and shell body is provided with first regulation bolt, and the outside of first regulation bolt is provided with the rubber circle, the preformed hole has been seted up to the lower extreme of shell body, and the inside corner of shell body is provided with the mount, the upper end of mount is provided with the regulation pole, and the outside of regulation pole is provided with the circuit board body, and the upper end of regulation pole is provided with the regulating block;

the mounting plate is arranged above the circuit board body, a mounting assembly is arranged in the mounting plate, a limiting spring is arranged on the inner side of the outer end of the mounting plate, and a convex structure connected with the outer shell body is arranged at the outer end of the limiting spring;

the mounting ring, its inside upside that sets up at the shell body, the top of shell body is provided with sealed apron, and the junction of sealed apron and mounting ring is provided with the second and adjusts the bolt, sealed apron's inboard is provided with the glass window.

Preferably, the outer shell and the anti-collision block are connected with the first adjusting bolt in a threaded mode, and the first adjusting bolt is connected with the rubber ring in a sleeved mode.

Preferably, the circuit board body is connected with the adjusting rod in a sleeving manner, and the adjusting rod is connected with the adjusting block in a threaded manner.

Preferably, the mounting assembly further comprises a thermal insulation coating, a silica gel moisture-proof layer, an electromagnetic shielding film, a ceramic insulation layer and a polyester imine film layer;

a heat-insulating coating layer provided on the inner upper side of the mounting plate;

a silica gel moisture-proof layer disposed on the lower side of the thermal insulation coating;

an electromagnetic shielding film disposed on the underside of the silica gel moisture barrier;

a ceramic insulating layer disposed on the lower side of the electromagnetic shielding film;

and a polyester imide film layer disposed on the lower side of the ceramic insulating layer.

Preferably, the thermal insulation coating, the silica gel moisture-proof layer, the electromagnetic shielding film, the ceramic insulating layer and the polyester imine film layer are sequentially overlapped up and down, and the thermal insulation coating, the silica gel moisture-proof layer, the electromagnetic shielding film, the ceramic insulating layer and the polyester imine film layer are all connected with the mounting plate in an adhesive mode.

Preferably, the limiting spring forms an elastic telescopic structure in the mounting plate through a convex structure, and the limiting spring is connected with the outer shell in a clamping manner.

Preferably, the sealing cover plate is attached to the outer shell through a rubber sealing ring, and the sealing cover plate and the mounting ring are connected with the second adjusting bolt in a threaded mode.

Compared with the prior art, the utility model has the beneficial effects that: the printed circuit board with the pressure-resistant and waterproof functions can be stably connected and installed, so that the waterproof and pressure-resistant effects are enhanced, and the practical effect of the device is improved;

1. the circuit board body is connected with the adjusting rod in a sleeving manner, the adjusting rod is connected with the adjusting block in a threaded manner, so that the circuit board body and the outer shell can be stably connected and installed, the sealing cover plate and the mounting ring are matched to be connected with the second adjusting bolt in a threaded manner, and therefore the outer shell and the sealing cover plate are stably connected and installed, and the connection stability of the device is effectively improved;

2. the installation assembly is arranged in the installation plate, so that the waterproof and pressure-resistant protection can be carried out on the circuit board body, and the rubber buffer block is arranged at the joint of the circuit board body and the fixing frame, so that a certain damping effect can be brought, and the waterproof and pressure-resistant effect of the device is effectively improved;

3. set up the mode that adopts the screw thread between shell body and the crashproof piece all and the first regulation is tied and is connected, and adopts the mode of cup jointing to be connected between first regulation is tied and the rubber circle, can protect the device to avoid receiving the collision and lead to damaging, and the preformed hole has been seted up at the lower extreme middle part of cooperation shell body, and the electric wire of being convenient for runs through, the effectual practical effect that improves the device.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic view of the overall structure of the mounting plate and mounting assembly connection of the present utility model;

fig. 4 is a schematic view showing the overall structure of the connection of the outer case and the crash block according to the present utility model.

In the figure: 1. an outer housing; 2. a mounting bracket; 3. an anti-collision block; 4. a first adjusting bolt; 5. a rubber ring; 6. a preformed hole; 7. a fixing frame; 8. an adjusting rod; 9. a circuit board body; 10. an adjusting block; 11. a mounting plate; 12. a mounting assembly; 121. a thermal barrier coating; 122. a silica gel moisture barrier; 123. an electromagnetic shielding film; 124. a ceramic insulating layer; 125. a polyester imine film layer; 13. a limit spring; 14. a convex structure; 15. a mounting ring; 16. sealing the cover plate; 17. a second adjusting bolt; 18. a glazing.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a printed circuit board with withstand voltage waterproof function, including the lower extreme of shell body 1 is provided with installing support 2, and four corners of the outer end of shell body 1 all are provided with crashproof piece 3, crashproof piece 3 and the junction of shell body 1 are provided with first regulation bolt 4, and the outside of first regulation bolt 4 is provided with rubber circle 5, the lower extreme of shell body 1 has been seted up preformed hole 6, and the inside corner of shell body 1 is provided with mount 7, the upper end of mount 7 is provided with regulation pole 8, and the outside of regulation pole 8 is provided with circuit board body 9, and the upper end of regulation pole 8 is provided with regulating block 10;

the mounting plate 11 is arranged above the circuit board body 9, a mounting assembly 12 is arranged in the mounting plate 11, a limit spring 13 is arranged on the inner side of the outer end of the mounting plate 11, and a convex structure 14 connected with the outer shell 1 is arranged at the outer end of the limit spring 13;

the collar 15 is provided on the upper side of the inside of the outer casing 1, a sealing cover plate 16 is provided above the outer casing 1, a second adjusting bolt 17 is provided at the joint of the sealing cover plate 16 and the collar 15, and a glass window 18 is provided on the inner side of the sealing cover plate 16.

When the printed circuit board with the pressure-resistant and waterproof functions is used, all parts are assembled, the outer shell 1 is stably installed on a designated plane through the installation support 2, specifically, as shown in fig. 1, 2 and 4, the circuit board body 9 is sleeved outside the adjusting rod 8 arranged at the upper end of the fixing frame 7, then the circuit board body 9 can be limited and fixed by utilizing the threaded connection of the adjusting block 10 and the adjusting rod 8, as the preformed hole 6 is formed in the middle of the lower end of the outer shell 1, the electric wire penetrating connection on the circuit board body 9 is facilitated, the limiting spring 13 is arranged to form an elastic telescopic structure in the installation plate 11 through the convex structure 14, and the limiting spring 13 is connected with the outer shell 1 in a clamping mode, so that the installation plate 11 and the installation assembly 12 are integrally connected with the outer shell 1.

Specifically, as in fig. 1, fig. 2 and fig. 3, set up thermal-insulated coating 121, silica gel dampproof course 122, electromagnetic shield membrane 123, the setting is overlapped from top to bottom in proper order between ceramic insulating layer 124 and the polyester imine thin film layer 125, and thermal-insulated coating 121, silica gel dampproof course 122, electromagnetic shield membrane 123, ceramic insulating layer 124 and polyester imine thin film layer 125 all are connected with mounting panel 11 in the mode of bonding, can bring insulation and withstand voltage effect, then laminate sealed apron 16 and shell body 1, utilize second adjusting bolt 17 to run through sealed apron 16 and collar 15 and carry out threaded connection, the junction of cooperation sealed apron 16 and shell body 1 is provided with the rubber sealing piece, can bring the water-proof effects for the device, can look over the operating condition of the inside spare part of shell body 1 at any time through glass window 18, set up and all be connected with first adjusting bolt 4 between shell body 1 and the crashproof piece 3, and be connected with adopting the mode of cup jointing between first adjusting bolt 4 and the rubber circle 5, can protect the device from receiving and leading to the collision to damaging.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A printed circuit board having a pressure-resistant waterproof function, comprising:

the anti-collision device comprises an outer shell, wherein the lower end of the outer shell is provided with a mounting bracket, four corners of the outer end of the outer shell are provided with anti-collision blocks, a first adjusting bolt is arranged at the joint of the anti-collision blocks and the outer shell, a rubber ring is arranged on the outer side of the first adjusting bolt, a preformed hole is formed in the lower end of the outer shell, a fixing frame is arranged at the inner corner of the outer shell, an adjusting rod is arranged at the upper end of the fixing frame, a circuit board body is arranged on the outer side of the adjusting rod, and an adjusting block is arranged at the upper end of the adjusting rod;

2. The printed circuit board with pressure-resistant and waterproof functions according to claim 1, wherein: the shell body and the anti-collision block are connected with the first adjusting bolt in a threaded mode, and the first adjusting bolt is connected with the rubber ring in a sleeved mode.

3. The printed circuit board with pressure-resistant and waterproof functions according to claim 1, wherein: the circuit board body is connected with the adjusting rod in a sleeving manner, and the adjusting rod is connected with the adjusting block in a threaded manner.

4. The printed circuit board with pressure-resistant and waterproof functions according to claim 1, wherein: the mounting assembly further comprises a thermal insulation coating, a silica gel moisture-proof layer, an electromagnetic shielding film, a ceramic insulating layer and a polyester imine film layer;

5. The printed circuit board with pressure-resistant and waterproof functions as claimed in claim 4, wherein: the thermal insulation coating, the silica gel moisture-proof layer, the electromagnetic shielding film, the ceramic insulating layer and the polyester imine film layer are sequentially overlapped up and down, and the thermal insulation coating, the silica gel moisture-proof layer, the electromagnetic shielding film, the ceramic insulating layer and the polyester imine film layer are all connected with the mounting plate in an adhesive mode.

6. The printed circuit board with pressure-resistant and waterproof functions according to claim 1, wherein: the limiting spring forms an elastic telescopic structure in the mounting plate through a convex structure, and the limiting spring is connected with the outer shell in a clamping manner.

7. The printed circuit board with pressure-resistant and waterproof functions according to claim 1, wherein: the sealing cover plate is attached to the outer shell through the rubber sealing ring, and the sealing cover plate and the mounting ring are connected with the second adjusting bolt in a threaded mode.