CN218735619U

CN218735619U - Anti type that falls double-sided multilayer circuit board for remote controller

Info

Publication number: CN218735619U
Application number: CN202222862236.9U
Authority: CN
Inventors: 吴喜林
Original assignee: Meizhou Weilinda Electronics Co ltd
Current assignee: Meizhou Weilinda Electronics Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-24
Anticipated expiration: 2032-10-28

Abstract

The application discloses a double-sided multilayer circuit board for an anti-falling remote controller, which relates to the technical field of circuit boards and comprises a protective shell and a circuit board body, wherein grooves are formed in the inner walls of two sides of the protective shell, rubber blocks are fixedly connected to the inner walls of the top end and the bottom end of each groove, a deformation hole is formed in the outer surface of each rubber block, positioning blocks are fixedly connected to the outer surfaces of two sides of the circuit board body, dampers and springs are fixedly connected to the upper surface and the lower surface of each positioning block, the outer surface of one end, away from the positioning blocks, of each upper damper and each spring is fixedly connected with the inner wall of the top end of the protective shell, the outer surface of one end, away from the positioning blocks, of each lower damper and each spring is fixedly connected with the inner wall of the bottom end of the protective shell, and one end, away from the circuit board body, of each positioning block is positioned between the upper rubber block and the lower rubber block; through the matching of the structures, the anti-falling capacity of the double-sided multilayer circuit board for the remote controller is improved.

Description

Anti type that falls double-sided multilayer circuit board for remote controller

Technical Field

The utility model belongs to the technical field of the circuit board, specifically be an anti type of falling double-sided multilayer circuit board for remote controller.

Background

The remote controller is a device for remotely controlling machinery, and codes key information through a modern digital coding technology, transmits light waves through an infrared diode, the light waves convert received infrared signals into electric signals through an infrared receiver of a receiver, the electric signals are decoded by a processor, and corresponding instructions are demodulated to achieve the operation requirements for controlling equipment such as a set top box and the like to finish; the remote controller is installed with a circuit board for generating different signals to form the required network connection.

In the process of using the remote controller at family, because child plays or the mistake bumps and probably causes the remote controller to fall from sofa or eminence, the impact force that forms when falling can produce inertial impact to the inside circuit board of remote controller, and the internal circuit board of current remote controller mostly assembles its assigned position at equipment with it, lacks corresponding buffering and shock-absorbing structure, and inertial impact when falling probably causes the remote controller to damage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an: in order to improve the anti ability of falling of the double-sided multilayer circuit board for the remote controller, the application provides an anti type of falling double-sided multilayer circuit board for the remote controller.

The utility model adopts the technical scheme as follows:

the utility model provides an anti type of falling double-sided multilayer circuit board for remote controller, includes protective housing and circuit board body, the recess has been seted up to the both sides inner wall of protective housing, the top inner wall and the bottom inner wall fixedly connected with block rubber of recess, the surface of block rubber is seted up and is had the deformation hole, the both sides external surface fixedly connected with locating piece of circuit board body, the upper surface and the lower fixed surface of locating piece are connected with attenuator and spring, upper end the attenuator with the spring is kept away from the one end surface of locating piece with the top inner wall fixed connection of protective housing, lower extreme the attenuator with the spring is kept away from the one end surface of locating piece with the bottom inner wall fixed connection of protective housing, the locating piece is kept away from the one end of circuit board body is located the upper end block rubber and lower extreme between the block rubber.

Through adopting above-mentioned technical scheme, when the remote controller accident that is equipped with the protective housing fell, the inside attenuator of protective housing and spring can be through carrying out elastic support to the locating piece and alleviate the inertia of the upwards or downstream motion that the circuit board body received, two rubber blocks at both ends also can cushion the locating piece about the recess is inside simultaneously, and the deformation hole can improve deformation space for the rubber block, thereby improves the anti ability of falling of two-sided multilayer circuit board for the remote controller through the cooperation of above structure.

Optionally, a through groove is formed in the outer surface of the upper end of the protective shell, and the inner diameter of the through groove is matched with the outer diameter of the circuit board body.

By adopting the technical scheme, some leads on the remote controller can pass through the deformation holes to be connected with the electronic elements on the circuit board body.

Optionally, the lower surface of the circuit board body is provided with a heat dissipation plate, and a side surface of the heat dissipation plate, which is far away from the circuit board body, is provided with a heat dissipation groove.

Optionally, the heat dissipation plate is a ceramic heat dissipation plate, and the number of the heat dissipation grooves is several.

Through adopting above-mentioned technical scheme, ceramic material's heating panel can absorb the heat under the circuit board body operating condition, and a plurality of radiating groove has enlarged the heat radiating area of heating panel lower surface.

Optionally, a through hole is formed in the outer surface of the bottom end of the protective shell, and a filter screen is fixedly connected to the lower end of the inner wall of the through hole.

Optionally, the filter screen has a size of 300 meshes.

Through adopting above-mentioned technical scheme, the heat that the heating panel absorbed gives off the outside through the through-hole, and 300 mesh's filter screen can prevent that the dust in the outside air from entering into the protective housing and attaching to the surface of heating panel behind inside, influence the heat dissipation.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, when the remote controller accident that is equipped with the protective housing was dropped, the inside attenuator of protective housing and spring can be through carrying out elastic support to the locating piece and alleviate the inertia of upwards or the downstream that the circuit board body received, two blocks of rubber at both ends also can cushion the locating piece about the recess is inside simultaneously, and the deformation hole can improve deformation space for the block of rubber, thereby improves the anti ability of falling of two-sided multilayer circuit board for the remote controller through the cooperation of above structure.

2. The utility model discloses in, the heating panel can absorb the heat under the circuit board body operating condition to give off the outside with the heat through the through-hole, and a plurality of radiating groove has enlarged the heat radiating area of heating panel lower surface, improves the radiating efficiency.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged view of a portion a of fig. 2 according to the present invention.

The labels in the figure are: 1-protective shell, 2-circuit board body, 11-through groove, 12-groove, 13-rubber block, 14-deformation hole, 15-through hole, 16-filter screen, 21-positioning block, 22-damper, 23-spring, 24-heat dissipation plate and 25-heat dissipation groove.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention.

Example (b):

referring to fig. 1-3, a double-sided multilayer circuit board for an anti-falling type remote controller comprises a protective shell 1 and a circuit board body 2, wherein grooves 12 are formed in inner walls of two sides of the protective shell 1, rubber blocks 13 are fixedly connected to inner walls of the top end and the bottom end of each groove 12, a deformation hole 14 is formed in the outer surface of each rubber block 13, a through groove 11 is formed in the outer surface of the upper end of the protective shell 1, the inner diameter of each through groove 11 is matched with the outer diameter of the circuit board body 2, and a plurality of wires on the remote controller can penetrate through the deformation holes 14 to be connected with electronic elements on the circuit board body 2; fixed surface is connected with locating piece 21 in the both sides of circuit board body 2, the one end that circuit board body 2 was kept away from to locating piece 21 is located between upper end block rubber 13 and the lower extreme block rubber 13, when the remote controller that is equipped with protective housing 1 accidentally drops, two blocks rubber 13 at both ends about 12 inside of recess also can cushion locating piece 21, and deformation hole 14 can improve the deformation space for block rubber 13 to improve the anti ability of falling of two-sided multilayer circuit board for the remote controller

Referring to fig. 1-3, the upper surface and the lower surface of the positioning block 21 are fixedly connected with a damper 22 and a spring 23, the outer surface of one end of the upper end damper 22 and the spring 23, which is far away from the positioning block 21, is fixedly connected with the inner wall of the top end of the protective shell 1, the outer surface of one end of the lower end damper 22 and the spring 23, which is far away from the positioning block 21, is fixedly connected with the inner wall of the bottom end of the protective shell 1, and the damper 22 and the spring 23 inside the protective shell 1 can relieve the inertia of upward or downward movement received by the circuit board body 2 by elastically supporting the positioning block 21, so that the anti-falling capability of the double-sided multilayer circuit board for the remote controller is improved.

Referring to fig. 2 and 3, the heat dissipation plate 24 is disposed on the lower surface of the circuit board body 2, the heat dissipation plate 24 is a ceramic heat dissipation plate, and the heat dissipation plate 24 made of a ceramic material can absorb heat generated by the circuit board body 2 in an operating state; a side surface of the heat dissipation plate 24, which is far away from the circuit board body 2, is provided with a plurality of heat dissipation grooves 25, and the heat dissipation area of the lower surface of the heat dissipation plate 24 is enlarged by the plurality of heat dissipation grooves 25; the outer surface of the bottom end of the protective shell 1 is provided with a through hole 15, and heat absorbed by the heat dissipation plate 24 is dissipated to the outside through the through hole 15; inner wall lower extreme fixedly connected with filter screen 16 of through-hole 15, filter screen 16's specification is 300 meshes, and 300 meshes filter screen 16 can prevent that the dust in the outside air from entering into protective housing 1 inside back and adhering to the surface of heating panel 24, influence the heat dissipation, has improved this two-sided multilayer circuit board radiating efficiency through the cooperation of above structure.

The application discloses an implementation principle of anti-falling type double-sided multilayer circuit board embodiment for remote controller does:

when using two-sided multilayer circuit board, can install protective housing 1 inside the remote controller, when the remote controller that is equipped with protective housing 1 accidentally drops, the inside attenuator 22 of protective housing 1 and spring 23 can be through carrying out elastic support to locating piece 21 and alleviate the inertia of the upwards or downstream that circuit board body 2 received, two rubber blocks 13 at recess 12 inside upper and lower both ends also can cushion locating piece 21 simultaneously, and deformation hole 14 can improve the deformation space for rubber block 13, thereby improve the anti ability of falling of two-sided multilayer circuit board for the remote controller through the cooperation of above structure.

When using the remote controller, inside circuit board body 2 of remote controller can give off the heat, and heating panel 24 can absorb the heat under the circuit board body 2 operating condition, and give off the heat to the outside through-hole 15, and a plurality of radiating groove 25 has enlarged the heat radiating area of heating panel 24 lower surface, filter screen 16 can prevent that the dust in the outside air from entering into protective housing 1 inside back attached to heating panel 24's surface simultaneously, influence the heat dissipation, cooperation through above structure has improved this two-sided multilayer circuit board radiating efficiency.

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

Claims

1. The utility model provides an anti type of falling double-sided multilayer circuit board for remote controller, includes protective housing (1) and circuit board body (2), its characterized in that: recess (12) have been seted up to the both sides inner wall of protective housing (1), the top inner wall and the bottom inner wall fixedly connected with block rubber (13) of recess (12), the surface of block rubber (13) is seted up and is had deformation hole (14), the both sides surface fixedly connected with locating piece (21) of circuit board body (2), the upper surface and the lower fixed surface of locating piece (21) are connected with attenuator (22) and spring (23), upper end attenuator (22) with spring (23) are kept away from the one end surface of locating piece (21) with the top inner wall fixed connection of protective housing (1), the lower extreme attenuator (22) with spring (23) are kept away from the one end surface of locating piece (21) with the bottom inner wall fixed connection of protective housing (1), locating piece (21) are kept away from the one end of circuit board body (2) is located the upper end block rubber (13) and lower extreme between block rubber (13).

2. The double-sided multilayer circuit board for the drop-resistant remote controller according to claim 1, characterized in that: the outer surface of the upper end of the protective shell (1) is provided with a through groove (11), and the inner diameter of the through groove (11) is matched with the outer diameter of the circuit board body (2).

3. The double-sided multilayer wiring board for the drop-resistant remote controller according to claim 1, wherein: the lower surface of circuit board body (2) is provided with heating panel (24), heat sink (25) have been seted up to heating panel (24) a side of keeping away from circuit board body (2).

4. The double-sided multilayer circuit board for the drop-resistant remote controller according to claim 3, characterized in that: the heat dissipation plates (24) are ceramic heat dissipation plates, and the number of the heat dissipation grooves (25) is a plurality.

5. The double-sided multilayer wiring board for the drop-resistant remote controller according to claim 1, wherein: through-hole (15) have been seted up to the bottom surface of protective housing (1), the inner wall lower extreme fixedly connected with filter screen (16) of through-hole (15).

6. The double-sided multilayer circuit board for the anti-falling type remote controller according to claim 5, wherein: the specification of the filter screen (16) is 300 meshes.