CN218677552U

CN218677552U - Vehicle-mounted host PCB board antenna integrated structure

Info

Publication number: CN218677552U
Application number: CN202222624065.6U
Authority: CN
Inventors: 吴志党
Original assignee: Huizhou Desay SV Automotive Co Ltd
Current assignee: Huizhou Desay SV Automotive Co Ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-03-21
Anticipated expiration: 2032-09-30

Abstract

The utility model provides a vehicle-mounted host computer PCB board antenna integrated configuration relates to antenna structure technical field, including the center body, the below of center body is equipped with the PCB circuit board, the below of PCB circuit board is equipped with the bottom, a lateral wall center department of center body has seted up first indent structure, the marginal lateral wall of bottom corresponds first indent structure and is equipped with second indent structure, PCB circuit board upper surface is close to first indent structure one side and is equipped with bluetooth antenna, the front end both sides of PCB circuit board extend the WIFI antenna installation department that has fixed WIFI antenna respectively. The utility model discloses an utilize this part of existing PCB circuit board on the on-vehicle host computer, with a plurality of WIFI antenna integration to the PCB circuit board on, still integrated bluetooth antenna simultaneously, be about for on WIFI antenna and bluetooth antenna merge the PCB circuit board, can play the effect that reduces the unnecessary part to make the effect of its more convenient equipment when can reaching reduce cost.

Description

Vehicle-mounted host PCB board antenna integrated structure

Technical Field

The utility model relates to an antenna structure technical field especially relates to a vehicle-mounted host computer PCB board antenna integrated configuration.

Background

Automobiles have moved towards new quartering: the car-building factory also provides various functions meeting the requirements of users, such as functions of realizing wireless internet access, bluetooth communication and the like in a car. The scheme of the WI-FI antenna commonly used for internet surfing is realized in the vehicle, the realization modes of the WI-FI antenna commonly used at present are various, and the WI-FI can be realized by a vehicle-mounted multimedia host or a T-BOX; there are also many kinds of WI-FI antennas, and commonly used are on-board antennas, SMT ceramic antennas, glue stick antennas, and feed line antennas.

Currently, as in chinese patent No.: CN201620837192.6 the utility model discloses a multifrequency section antenna structure based on PCB, it is including double-deck PCB base plate, the positive side printing of double-deck PCB base plate has first branch, first branch and second branch, the one end and the two electric connection of first branch are located perpendicularly to first branch, the second branch is located in the notch that first branch and first branch formed, be equipped with the gap between second branch and first branch and the first branch, the one end that first branch was kept away from to first branch is equipped with the feed portion, the dorsal part printing of double-deck PCB base plate has the second branch, the second branch is corresponding with first branch, the via hole has been seted up on the double-deck PCB base plate, by the via hole and with first branch and second branch electric connection. The utility model discloses simple structure, easily realization, save space, low cost, can satisfy the headroom requirement.

The disadvantages of the background art mentioned above and of the patents mentioned above are: 1. this solution requires the addition of 2 parts: the feed-line type WIFI antenna and the coaxial socket on the PCB are high in cost, and need to be additionally assembled, so that the assembly process is increased; 2. the feed-line type WIFI antenna needs to correspond to a structure avoidance area, the antenna performance is better, a corresponding groove is formed in the middle frame assembly, the size of the groove is about 40mm x 30mm, and the groove can influence the EMC performance; 3. in order to pursue better antenna performance, a client requires that the number of WIFI antennas on a vehicle machine is changed from a single WI-FI antenna to a double WI-FI antenna, and simultaneously, the number of WIFI antennas is also required to be changed to be three, so that the cost is higher, the assembly is more complex, and the assembly procedures are more; 4. the feed line type WIFI antenna needs to be welded on a WIFI antenna PCB board by one end of a coaxial wire harness, the other end of the feed line type WIFI antenna is connected with a coaxial plug in a crimping mode, and finally the whole feed line type WIFI antenna is connected with a coaxial socket welded on the PCB board.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of proposing in the above-mentioned background art that exists among the prior art, and the on-vehicle host computer PCB board antenna integrated configuration who proposes, it makes the required part of antenna installation reduce, reduce cost, assembly are simple, the reliability is high through overall structure.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a vehicle-mounted host computer PCB board antenna integrated configuration, includes the center body, the below of center body is equipped with the PCB circuit board, the below of PCB circuit board is equipped with the bottom, first indent structure has been seted up to a lateral wall center department of center body, the marginal lateral wall of bottom corresponds first indent structure and is equipped with second indent structure, PCB circuit board upper surface is close to first indent structure one side and is equipped with bluetooth antenna, the front end both sides of PCB circuit board extend the WIFI antenna installation department that has fixed WIFI antenna respectively.

Preferably, the WIFI antenna installation department of PCB circuit board front end both sides is fixed with right WIFI antenna and left WIFI antenna respectively, right side WIFI antenna and left WIFI antenna surface cover are equipped with the antenna house, the material of antenna house is plastic or silica gel, can play and carry out the effect of fine protection to right WIFI antenna and left WIFI antenna.

Preferably, the surface of the PCB circuit board is provided with a circuit board, a bonding pad and a mounting board.

Preferably, the surface of the PCB circuit board and the position, located at the Bluetooth antenna mounting position, of the PCB circuit board are etched and provided with the Bluetooth antenna patterns, the surface of the WIFI antenna mounting part is etched and provided with the WIFI antenna patterns, and the effect of improving the performance of the Bluetooth antenna, the performance of the right WIFI antenna and the performance of the left WIFI antenna can be achieved.

Preferably, the surface of the PCB and the position, located at the Bluetooth antenna mounting position, of the PCB is etched and provided with a Bluetooth antenna pattern, the surface of the WIFI antenna mounting part is etched and provided with a WIFI antenna pattern, and the Bluetooth antenna pattern and the WIFI antenna pattern are convenient for mounting of a Bluetooth antenna and a WIFI antenna, so that the Bluetooth antenna and the WIFI antenna are mounted in place.

Preferably, the middle frame body, the PCB circuit board and the bottom cover are installed into a whole through screw holes, and are stable and reliable in fixation and detachable.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, through utilizing existing this part of PCB circuit board on the on-vehicle host computer, with a plurality of WIFI antenna integration to the PCB circuit board on, still integrated bluetooth antenna simultaneously, be about to WIFI antenna and bluetooth antenna merge to the PCB circuit board on, can play the effect that reduces unnecessary part to make the effect of its more convenient equipment when can reaching reduce cost.

2. The utility model discloses in, arrange at the host computer structure periphery through with two WIFI antennas and a bluetooth antenna, again through arranging the WIFI antenna at the front end of host computer structure, the orientation driver and crew, bluetooth antenna arranges in the left side or the right side of host computer structure, and the WIFI antenna extends out one section distance of host computer periphery outward, and cover with the antenna house, bluetooth antenna also exposes one section distance, can play the effect that makes WIFI antenna and bluetooth antenna do not have the shelter from on the host computer structure itself, thereby can reach the effect that promotes WIFI antenna and bluetooth antenna performance, strengthen its ability of accepting the signal.

3. The utility model discloses in, adjust to suitable and guarantee that two antennas have sufficient isolation through the distance between two antennas, can not interfere with each other to can reach the online and communication performance's that improves the antenna effect.

Drawings

FIG. 1 is a perspective view of the present invention showing the overall structure of a PCB antenna integrated structure of a vehicle-mounted host;

fig. 2 is a top view of the overall structure of the integrated structure of the PCB board antenna of the vehicle-mounted host;

FIG. 3 is a structural side view of a middle frame body of an antenna integrated structure of a PCB board of a vehicle-mounted host;

FIG. 4 is a top view of a PCB structure of a PCB antenna integrated structure of a vehicle-mounted host;

illustration of the drawings: 10. a middle frame body; 11. a first recessed structure; 20. a PCB circuit board; 21. a Bluetooth antenna; 22. a right WIFI antenna; 23. a left WIFI antenna; 24. a circuit board; 25. a bonding pad; 26. mounting a plate; 30. an antenna cover; 40. a bottom cover; 41. a second recessed structure; 50. and (4) screws.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a vehicle-mounted host computer PCB board antenna integrated configuration, including center body 10, the below of center body 10 is equipped with PCB circuit board 20, the below of PCB circuit board 20 is equipped with bottom 40, first indent structure 11 has been seted up to a lateral wall center department of center body 10, the marginal lateral wall of bottom 40 corresponds first indent structure 11 and is equipped with second indent structure 41, PCB circuit board 20 upper surface is equipped with bluetooth antenna 21 near first indent structure 11 one side, PCB circuit board 20's front end both sides extend respectively has the WIFI antenna installation department of fixed WIFI antenna.

As shown in fig. 1, the WIFI antenna installation parts on both sides of the front end of the PCB 20 are respectively fixed with a right WIFI antenna 22 and a left WIFI antenna 23, the surface covers of the right WIFI antenna 22 and the left WIFI antenna 23 are provided with antenna covers 30, the antenna covers 30 are made of plastic or silica gel, so that the effect of improving the electromagnetic compatibility between the WIFI antenna performance and an electronic system can be achieved, the effect of well protecting the right WIFI antenna 22 and the left WIFI antenna 23 can be achieved, meanwhile, the performance attenuation speed of the right WIFI antenna 22 and the left WIFI antenna 23 can be reduced to a certain extent by using the plastic or silica gel material, and the service life of the antenna is prolonged.

As shown in fig. 1, the sizes of the first concave structure 11 and the second concave structure 41 on the middle frame body 10 and the bottom cover 40 corresponding to the right bluetooth antenna 21 of the middle frame body 10 are eight millimeters, which can achieve the effect of placing the PCB 20 in a certain space between the middle frame body 10 and the bottom cover 40.

As shown in fig. 3, the height and width of the right WIFI antenna 22 and the left WIFI antenna 23 at the front end of the pcb 20 protruding out of the middle frame body 10 and the bottom cover 40 are respectively twenty-four millimeters, which can achieve the effect of specifying the sizes of the right WIFI antenna 22 and the left WIFI antenna 23.

As shown in fig. 4, the surface of the PCB circuit board 20 is mounted with a wiring board 24, a land 25, and a mounting board 26.

As shown in fig. 2, a bluetooth antenna pattern is etched and arranged on the surface of the PCB 20 at the installation position of the bluetooth antenna 21, and a WIFI antenna pattern is etched and arranged on the surface of the WIFI antenna installation part.

As shown in fig. 1, the middle frame body 10, the PCB circuit board 20 and the bottom cover 40 are integrally installed through screw holes of screws 50, thereby facilitating fixing and detachment.

The use method and the working principle of the device are as follows: through placing PCB circuit board 20 between center body 10 and bottom 40 and through the screw constitution 50 equipment together, rethread utilizes existing PCB circuit board 20 this part on the on-vehicle host computer, integrate a plurality of WIFI antenna on PCB circuit board 20, bluetooth antenna 21 has still been integrated simultaneously, be about to merge WIFI antenna and bluetooth antenna 21 on PCB circuit board 20, can play the effect of reducing unnecessary part, thereby can reach the effect that makes its more convenient equipment when reducing cost, rethread with right WIFI antenna 22, left WIFI antenna 23 and a bluetooth antenna 21 arrange in the host computer structure periphery, rethread arrange right WIFI antenna 22 and left WIFI antenna 23 in the front end of host computer structure, towards driver and crew, bluetooth antenna 21 arranges in the left side or the right side of host computer structure, and right WIFI antenna 22 and left WIFI antenna 23 extend out of a host computer periphery distance and cover through antenna house 30, antenna 21 exposes a distance, can play and make right WIFI antenna 22, left WIFI antenna 23 and left WIFI antenna 23 do not have the left WIFI antenna 23 and right WIFI antenna 23 do not have the mesh antenna 23, thereby reach the left WIFI antenna 23 and right WIFI antenna 23 can reach the effect that left WIFI antenna 23 and right WIFI antenna 23 can reach the left WIFI antenna 23 of mutual interference of the right WIFI antenna 23, thereby can be enough interference of the left WIFI antenna 23, thereby it is enough to the effect that the WIFI antenna 23 of the left WIFI antenna 23 of the mutual interference of the right WIFI antenna 23, it can be enough interference of the mutual adjustment, thereby can be improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides an on-vehicle host computer PCB board antenna integrated configuration, includes center body (10), its characterized in that: the utility model discloses a WIFI antenna mounting structure, including center body (10), the below of center body (10) is equipped with PCB circuit board (20), the below of PCB circuit board (20) is equipped with bottom (40), first indent structure (11) have been seted up to a lateral wall center department of center body (10), the marginal lateral wall of bottom (40) corresponds first indent structure (11) and is equipped with second indent structure (41), PCB circuit board (20) upper surface is close to first indent structure (11) one side and is equipped with bluetooth antenna (21), the front end both sides of PCB circuit board (20) extend the WIFI antenna mounting department that has fixed WIFI antenna respectively.

2. The on-board host PCB board antenna integrated structure of claim 1, wherein: WIFI antenna installation department of PCB circuit board (20) front end both sides is fixed with right WIFI antenna (22) and left WIFI antenna (23) respectively.

3. The on-board host PCB board antenna integrated structure of claim 2, wherein: right side WIFI antenna (22) and left WIFI antenna (23) surface cover are equipped with antenna house (30), the material of antenna house (30) is plastic or silica gel.

4. The on-board host PCB board antenna integrated structure of claim 1, wherein: the surface of the PCB circuit board (20) is provided with a circuit board (24), a welding disc (25) and a mounting plate (26).

5. The on-board host PCB board antenna integrated structure of claim 1, wherein: bluetooth antenna patterns are arranged on the surface of the PCB (20) and at the installation position of the Bluetooth antenna (21) in an etching mode, and WIFI antenna patterns are arranged on the surface of the WIFI antenna installation part in an etching mode.

6. The on-board host PCB board antenna integrated structure of claim 1, wherein: the middle frame body (10), the PCB (20) and the bottom cover (40) are installed into a whole through screw holes of screws (50).