CN214757070U

CN214757070U - Vehicle-mounted circuit board with shielding function

Info

Publication number: CN214757070U
Application number: CN202120756524.9U
Authority: CN
Inventors: 徐怀修; 徐怀亮
Original assignee: Shenzhen Luzhuo Technology Co ltd
Current assignee: Shenzhen Luzhuo Technology Co ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-11-16
Anticipated expiration: 2031-04-13

Abstract

The utility model provides an on-vehicle circuit board with shielding function, on-vehicle circuit board includes: the PCB comprises a PCB main board, a key connector and a lens connector; the key connector and the lens connector are both connected with the PCB mainboard; be provided with the shield cover subassembly on the PCB mainboard, the shield cover subassembly includes: the PCB comprises a PCB main board, a first shielding cover and a second shielding cover, wherein the first shielding cover is connected with the front side of the PCB main board, and the second shielding cover is connected with the back side of the PCB main board; the lens connector is arranged at one end of the second shielding case, and the key connector is arranged at the other end of the second shielding case. The utility model discloses technical scheme optimizes heat dispersion through the overall arrangement of optimizing the circuit board, improves the life-span of mainboard, simultaneously through the shield cover subassembly, has reduceed the external radiation of mainboard, makes it satisfy international standard.

Description

Vehicle-mounted circuit board with shielding function

Technical Field

The utility model relates to an on-vehicle circuit board field, concretely relates to on-vehicle circuit board with shielding function.

Background

With the development of science and technology, automobiles are more and more intelligent as common vehicles. However, when the automobile is convenient for our life, along with the improvement of the intelligent level of the automobile, namely the improvement of the electrification level of the automobile, the number of the vehicle-mounted circuit boards is increased, so that electromagnetic radiation is inevitably brought, and in the closed environment in the automobile, the electromagnetic radiation is not easy to be diffused, so that the health conditions of a driver and passengers are more harmed.

Therefore, how to shield the electromagnetic radiation of the vehicle-mounted circuit board is a problem that needs to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an on-vehicle circuit board with shielding function aims at establishing the shield cover through adding on-vehicle circuit board, reduces on-vehicle circuit board's external radiation, makes it satisfy international certification standard, ensures the personal health.

In order to achieve the above object, the utility model provides an on-vehicle circuit board with shielding function, on-vehicle circuit board includes: the PCB comprises a PCB main board, a key connector and a lens connector;

the key connector and the lens connector are both connected with the PCB mainboard;

be provided with the shield cover subassembly on the PCB mainboard, the shield cover subassembly includes: the PCB comprises a PCB main board, a first shielding cover and a second shielding cover, wherein the first shielding cover is connected with the front side of the PCB main board, and the second shielding cover is connected with the back side of the PCB main board;

the lens connector is arranged at one end of the second shielding case, and the key connector is arranged at the other end of the second shielding case.

Preferably, a storage component is arranged on the PCB main board, the storage component is electrically connected with the PCB main board, and the storage component includes: an EMMC memory and a memory card assembly; the EMMC memory is arranged in a cavity of the second shielding case, and the memory card assembly is in through connection with the second shielding case.

Preferably, the memory card assembly includes: TF cassette and TF card, TF cassette with the second shield cover through connection, TF cassette is provided with the draw-in groove, TF card with the draw-in groove cooperation is connected.

Preferably, be provided with power supply assembly on the PCB mainboard, power supply assembly with PCB mainboard connection, power supply assembly includes: power supply connector, capacitor connector and battery, the power supply connector sets up the one end of first shield cover, the capacitor connector sets up one side of first shield cover, the battery sets up capacitor connector one end.

Preferably, be provided with loudspeaker connector and antenna connector on the PCB mainboard, loudspeaker connector and antenna connector all with the PCB mainboard is connected, the battery sets up in antenna connector one end, loudspeaker connector sets up the antenna connector other end.

Preferably, the power supply connector, the capacitor connector, the horn connector and the antenna connector all adopt an anti-reverse connection design.

Preferably, the lens connector includes: lens plate end connector and lens line end connector, lens plate end connector with the PCB mainboard is connected, lens line end connector with lens plate end connector rotates to be connected, lens plate end connector sets up the one end of second shield cover.

Preferably, the key connector includes: the keyboard board end connector and the button line end connector, the keyboard board end connector with the PCB mainboard is connected, the button line end connector with the keyboard board end connector rotates to be connected, the button board end connector sets up the other end of second shield cover.

Preferably, the PCB main board is provided with limiting holes, the limiting holes are in penetrating connection with the PCB main board, the number of the limiting holes is N, N is a positive integer, and N is more than or equal to 2.

Preferably, the PCB main board is a multi-surface control PCB circuit board.

The utility model discloses technical scheme is through addding the shield cover subassembly outside the circuit board, the shield cover subassembly comprises the radiation shield body or handles through radiation shield, for example the spraying conductive paint, just the shield cover subassembly with the seal of PCB mainboard is good, can effectively shield the external radiation that the PCB mainboard during operation produced, simultaneously the built-in EMMC accumulator of second shield cover, because second shield cover itself has certain rigidity, avoids the user data loss when taking place accident collision accident, has still realized reducing the external radiation of circuit board, makes it satisfy the international certification requirement.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a perspective view of the vehicular circuit board of the present invention;

FIG. 2 is a front view of the vehicular circuit board of the present invention;

FIG. 3 is a top view of the vehicle-mounted circuit board of the present invention;

FIG. 4 is an exploded view of the vehicle-mounted circuit board of the present invention;

fig. 5 is an exploded view of the lens connector of the present invention;

fig. 6 is an exploded view of the key connector of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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 efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 to 4, in a first embodiment of the present invention, the vehicle-mounted circuit board 100 includes: the device comprises a PCB main board 1, a key connector 2 and a lens connector 3; the key connector 2 and the lens connector 3 are both connected with the PCB mainboard 1; be provided with shield cover subassembly 11 on the PCB mainboard 1, shield cover subassembly 11 includes: the PCB comprises a first shielding case 111 and a second shielding case 112, wherein the first shielding case 111 is connected with the front surface of the PCB mainboard 1, and the second shielding case 112 is connected with the back surface of the PCB mainboard 1; the lens connector 3 is disposed at one end of the second shielding case 112, and the key connector 2 is disposed at the other end of the second shielding case 112.

It should be noted that the lens connector 3 is used for connecting a lens sensor, the lens sensor may be a camera or a radar, the lens connector 3 receives data of the lens sensor and transmits the data to the PCB board 1, the PCB board 1 processes the data, the shield cover assembly 2 is used for shielding external radiation of the PCB board, the shield cover assembly 2 is composed of a radiation shield or is subjected to radiation shielding processing, and a function of reducing radiation is realized by applying tin foil, copper paper and plastic spraying conductive paint, or a strong magnetic material (such as steel) with high magnetic permeability.

Referring to fig. 4, further, a storage component 4 is disposed on the PCB main board 1, the storage component 4 is electrically connected to the PCB main board 1, and the storage component 4 includes: an EMMC storage 41 and a memory card component 42; the EMMC storage 41 is disposed in the cavity of the second shielding shell 112, and the memory card assembly 42 is connected to the second shielding shell 112. Because the second shielding case 22 is internally provided with the EMMC storage 41, and the shielding case assembly 2 has certain rigidity, the second shielding case 22 can also protect the EMMC storage 41 from being damaged by external force, when an accidental collision occurs, data stored in the EMMC storage 41 can be protected for evidence, and meanwhile, the memory card assembly 42 synchronously stores the data, so that the data safety is ensured, and the data loss is avoided.

Referring to fig. 4, the memory card assembly 42 includes: TF cassette 421 and TF card 422, TF cassette 421 with second shield cover 22 run through and connect, TF cassette 421 is provided with the draw-in groove, TF card 422 with the draw-in groove cooperation is connected. It should be noted that, the TF card 422 may be plugged and unplugged for multiple times without data loss, and meanwhile, since the memory of the TF card 422 is fixed, that is, the data that the TF card 422 may store is also fixed, when the memory of the data stored in the TF card 422 is full, the PCB motherboard 1 may remind the user to replace the TF card 422, or automatically cover the data, that is, the TF card 422 may store the data within a certain period of time.

Referring to fig. 3, further, a power supply assembly 5 is disposed on the PCB main board 1, the power supply assembly 5 is connected to the PCB main board 1, and the power supply assembly 5 includes: power supply connector 51, electric capacity connector 52 and battery 53, power supply connector 51 sets up the top of first shield cover 21, electric capacity connector 52 sets up one side of first shield cover 21, battery 53 sets up electric capacity connector 52 top. It should be noted that, the priority of power supply among the power supply connector 51, the capacitor connector 52 and the battery 53 is firstly the highest priority of power supply of the power supply connector 51 connected with the vehicle-mounted power supply, secondly the capacitor connector 52 can ensure that the PCB main board continuously works for a period of time after the power supply of the vehicle is cut off, and finally the battery 53 provides power for the PCB main board under the condition that the power supply of the vehicle is cut off and the capacitor connector cannot provide power; when the power supply connector 51 supplies power to the PCB main board, the power supply connector 51 may also charge the capacitor connected to the capacitor connector 52 and charge the battery 53, provided that the battery 53 is a rechargeable battery; the battery 53 may be a button cell battery, a rechargeable battery or a disposable dry cell battery.

Referring to fig. 3, wherein, be provided with loudspeaker connector 6 and antenna connector 7 on PCB mainboard 1, loudspeaker connector 3 and antenna connector 7 all with PCB mainboard 1 connects, antenna connector 7 sets up the battery 53 top, loudspeaker connector 6 sets up antenna connector 7 top. It should be noted that the horn connector 6 is used for connecting a horn, the antenna connector 7 is used for connecting an antenna, the horn is used for playing sound information, and the antenna is a positioning antenna and is used for determining an occurrence address, a coordinate and a driving track of a driving recording event. The vehicle position information can also be determined through the real-time data of the mobile terminal by connecting the mobile terminal with a Bluetooth antenna, and sound information such as music or navigation information can also be played through a loudspeaker.

Specifically, the power supply connector 51, the capacitor connector 52, the horn connector 6 and the antenna connector 7 adopt an anti-reverse connection design. It should be noted that, a fuse is arranged on the PCB main board 1, the fuse is arranged in the first shielding case 21, the fuse is electrically connected with the PCB main board, and the fuse can protect the PCB main board 1 from being burnt out easily when the power voltage fluctuates. Meanwhile, the power supply connector 51, the capacitor connector 52, the horn connector 6 and the antenna connector 7 are all designed to prevent reverse connection, so that the consistency of the positive and negative electrodes between a power supply and each connector is ensured, the PCB mainboard 1 is protected, and potential safety hazards caused by abnormal connection are solved.

With reference to fig. 5, further, the lens connector 3 comprises: lens plate end connector 31 and lens line end connector 32, lens plate end connector 31 with PCB mainboard 1 is connected, lens line end connector 32 with lens plate end connector 31 rotates and connects, lens plate end connector 31 sets up the below of second shield cover 22, lens line end connector 32 sets up lens plate end connector 31 below. It should be noted that, the lens board end connector 31 is connected to the PCB motherboard 1 by welding, specifically, the pins of the lens board end connector 31 are soldered to the preformed holes of the PCB motherboard 1 by medium tin, the lens board end connector 31 is connected to the lens line end connector 32 by rotation, that is, the lens sensor is connected to the lens end connector 3 by a flat cable, and the connection process is as follows: lens end connector 32 centers on lens end connector 31 rotates to the open position, with the winding displacement place with behind the position that the stitch of lens end connector 31 corresponds, lens end connector 32 rotate to with the position of lens end connector 31 lock, the completion is right the fixed of winding displacement.

Referring to fig. 6, further, the key connector 8 includes: according to keypad end connector 81 and button end connector 82, keypad end connector 81 with PCB mainboard 1 is connected, button end connector 82 with keypad end connector 81 rotates to be connected, keypad end connector 81 sets up the top of second shield cover 22, button end connector 82 sets up keypad end connector 81 top. It should be noted that, the key board end connector 81 and the PCB motherboard 1 are connected by welding, specifically, the pin of the key board end connector 81 and the preformed hole of the PCB motherboard 1 are welded together by medium tin, the key board end connector 81 and the key line end connector 82 are connected by rotation, that is, the key and the key connector 8 are connected by winding displacement, and the connection process is: the button end connector 82 centers on button panel end connector 81 rotates to the open position, place the winding displacement with behind the position that the stitch of button panel end connector 81 corresponds, button end connector 82 rotate to with the position of button panel end connector 81 lock, the completion is right the fixing of winding displacement.

Referring to fig. 4, further, a limiting hole 11 is formed in the PCB main board 1, the limiting hole 11 is connected to the PCB main board 1 in a penetrating manner, the number of the limiting holes 11 is N, N is a positive integer, and N is greater than or equal to 2. Wherein, spacing hole 11 is used for fixing PCB mainboard 1's position, accessible screwed connection or lock connection will PCB mainboard 1 is fixed in specific position, can not take place the skew along with the shake of car self, protects PCB mainboard 1, and avoid because of PCB mainboard skew causes the problem that contact failure etc. caused.

Referring to fig. 2 and 3, further, the PCB main board 1 is a multi-surface control PCB circuit board. It should be noted that, in this embodiment, electronic components have all been connected to the front and the back of the PCB mainboard, and therefore the PCB mainboard is multiaspect control circuit board, through single mainboard design, thereby reduces the manufacturing cost of assembly process flow reduction product, and whole board components and parts distribute rationally simultaneously, optimize heat dispersion, extension product life.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. An on-vehicle circuit board with shielding function, its characterized in that, on-vehicle circuit board includes: the PCB comprises a PCB main board, a key connector and a lens connector;

2. The vehicle-mounted circuit board according to claim 1, wherein a storage component is further disposed on the PCB main board, and the storage component is electrically connected to the PCB main board, and the storage component includes: an EMMC memory and a memory card assembly; the EMMC memory is arranged in a cavity of the second shielding case, and the memory card assembly is in through connection with the second shielding case.

3. The vehicle circuit board of claim 2, wherein the memory card assembly comprises: TF cassette and TF card, TF cassette with the second shield cover through connection, TF cassette is provided with the draw-in groove, TF card with the draw-in groove cooperation.

4. The vehicle-mounted circuit board of claim 1, wherein the PCB main board is further provided with a power supply component, the power supply component is connected with the PCB main board, and the power supply component comprises: power supply connector, capacitor connector and battery, the power supply connector sets up the one end of first shield cover, the capacitor connector sets up one side of first shield cover, the battery sets up capacitor connector one end.

5. The vehicle-mounted circuit board according to claim 4, wherein a horn connector and an antenna connector are further disposed on the PCB main board, the horn connector and the antenna connector are both connected to the PCB main board, the battery is disposed at one end of the antenna connector, and the horn connector is disposed at the other end of the antenna connector.

6. The vehicular circuit board according to claim 5, wherein the power supply connector, the capacitor connector, the horn connector and the antenna connector are all of an anti-reverse connection design.

7. The vehicle mounted circuit board of claim 1, wherein said mirror connector comprises: lens plate end connector and lens line end connector, lens plate end connector with the PCB mainboard is connected, lens line end connector with lens plate end connector rotates to be connected, lens plate end connector sets up the one end of second shield cover.

8. The vehicle mounted circuit board of claim 1, wherein said key connector comprises: the keyboard board end connector and the button line end connector, the keyboard board end connector with the PCB mainboard is connected, the button line end connector with the keyboard board end connector rotates to be connected, the button board end connector sets up the other end of second shield cover.

9. The vehicle-mounted circuit board of claim 1, wherein the PCB main board is provided with limiting holes, the limiting holes are connected with the PCB main board in a penetrating manner, the number of the limiting holes is N, N is a positive integer, and N is greater than or equal to 2.

10. The vehicular circuit board according to claim 1, wherein the PCB main board is a multi-sided control PCB circuit board.