CN-116632528-B - On-board antenna cover mounting structure and host for intelligent cabin

Abstract

The invention discloses a mounting structure of a board-mounted antenna cover, which comprises a circuit board and an antenna cover, wherein the circuit board comprises a main circuit part and an antenna part, the antenna cover comprises a cover body and clamping arms protruding outwards from two opposite side walls of the cover body, a containing cavity for containing the antenna part is formed on the cover body, clamping blocks are arranged at the tail ends of the clamping arms in an upward protruding mode, clamping gaps which are respectively clamped with the clamping blocks of the clamping arms are formed in the circuit board, an upper positioning block and a lower positioning block which are spaced in the up-down direction are arranged in the containing cavity, a positioning area which is matched with the board body of the antenna part and is positioned in the up-down direction is formed between the upper positioning block and the lower positioning block, the antenna cover is clamped with the circuit board in the transverse direction through the clamping blocks and the clamping gaps, and the antenna part is clamped with the positioning area in the up-down direction. The invention also discloses a host for the intelligent cabin. The antenna cover is convenient to assemble, high in yield and stable in connection relation between the assembled antenna cover and the circuit board.

Inventors

• Ning Lilv
• WU QIHAN

Assignees

• 远峰科技股份有限公司

Dates

Publication Date

20260512

Application Date

20230531

Claims (10)

1. 1. The board-mounted antenna cover mounting structure comprises a circuit board and an antenna cover, wherein the circuit board comprises a main circuit part and an antenna part adjacent to the edge of the circuit board, and the board-mounted antenna cover mounting structure is characterized in that the antenna cover comprises a cover body and a clamping arm protruding outwards from two opposite side walls of the cover body, a containing cavity for containing the antenna part is formed in the cover body, clamping blocks are protruding upwards at the tail ends of the clamping arms, clamping gaps which are respectively clamped with the clamping blocks of the clamping arms are formed in the circuit board, an upper positioning block and a lower positioning block with a distance in the vertical direction are arranged in the containing cavity, and a positioning area which is matched with the board body of the antenna part and is used for positioning the board body in the vertical direction is formed between the upper positioning block and the lower positioning block, the antenna cover is clamped with the circuit board in the transverse direction through the clamping blocks and the clamping gaps, and the antenna part is clamped with the positioning area in the vertical direction.
2. 2. The mounting structure of the on-board antenna cover according to claim 1, further comprising a housing, wherein the housing comprises an upper cover and a lower cover, the upper cover and the lower cover are mounted in a matched manner and form a main mounting cavity for accommodating the main circuit part, a through hole for the antenna part to pass through is further formed in the cavity wall of the main mounting cavity, an upper abutting piece and a lower abutting piece which are respectively matched with the upper side and the lower side of the antenna cover are arranged on the side wall of the upper cover and the lower cover, which are penetrated by the antenna part, in an outward protruding manner, and clamping areas for clamping the antenna cover from the upper side and the lower side are formed between the upper abutting piece and the lower abutting piece in a matched manner.
3. 3. The mounting structure of an on-board antenna cover according to claim 2, wherein the end of the upper abutting piece is provided with a clamping hook part in a protruding manner, the upper edge of the inlet of the accommodating cavity is provided with an upper flange in a protruding manner, the upper flange is connected with the clamping hook part in a clamping manner, and the upper flange is connected with the clamping hook part in a clamping manner while abutting with the upper abutting piece when the upper cover and the lower cover are matched.
4. 4. The mounting structure of the on-board antenna cover of claim 3, wherein the upper flange is provided with a plurality of grooves for dividing the upper flange into a plurality of parts, and the inner side of each upper flange is convexly provided with a guide collision block, and the clamping hook part is in collision with the guide collision block of the upper flange.
5. 5. The mounting structure of an on-board antenna cover of claim 2, wherein an elastic interference arm is provided at a lower edge of the inlet of the accommodating cavity, two grooves penetrating the bottom wall are provided at two sides of the bottom wall of the accommodating cavity connected with the elastic interference arm so that the elastic interference arm can elastically deform in an up-down direction, and the lower abutting piece abuts against an end of the elastic interference arm to deform and bend the elastic interference arm upwards when the upper cover and the lower cover are mounted in a matched manner.
6. 6. The mounting structure of the on-board antenna cover of claim 1, wherein the antenna part is formed at a corner of the circuit board, the corner is formed by intersecting a first side wall and a second side wall which are arranged at a preset included angle, the first side wall and the second side wall respectively comprise a first edge part and a second edge part forming the corner, the first edge part translates inwards to form a first clamping wall between the first edge part and the second edge part, and the second edge part and the first clamping wall are inwards recessed to form the clamping notch at a position with a space.
7. 7. The mounting structure of the on-board antenna cover of claim 6, wherein the two latch arms include a first latch arm corresponding to the extending direction of the first side wall and a second latch arm corresponding to the extending direction of the second side wall, the first latch arm is a first elastic latch arm bendable in an up-down direction, the second latch arm is a second elastic latch arm bendable in a left-right direction, an upper side of a latch block on the first latch arm is gradually inclined downward to form a first guide wall, and the first latch wall on the second side wall is gradually inclined away from the corner while being gradually extended outward to form a second guide wall.
8. 8. The mounting structure of the on-board antenna cover of claim 7, wherein the left and right side walls of the inlet of the accommodating cavity are respectively provided with a left flange and a right flange in an outward convex manner, and the first and second fastening arms are respectively provided on the left and right flanges in a convex manner.
9. 9. The mounting structure of the on-board antenna cover of claim 1, wherein the upper positioning block is provided with a plurality of left cavity walls and right cavity walls which are respectively arranged on the accommodating cavity in a protruding mode, the lower positioning block is provided with a plurality of lower cavity walls which are respectively arranged on the accommodating cavity in a protruding mode, and a third inclined guide wall is formed on the front side of the lower positioning block.
10. 10. A host for an intelligent cockpit, comprising a housing, a circuit board and an antenna cover, wherein the circuit board is mounted with the on-board antenna cover mounting structure according to any one of claims 1-9, and a main circuit part of the circuit board is accommodated in a main mounting cavity of the housing.

Description

On-board antenna cover mounting structure and host for intelligent cabin Technical Field The present invention relates to an antenna cover for an on-board antenna, and more particularly, to an on-board antenna cover mounting structure. Background In the existing automobile main body, an on-board antenna is often adopted, and an antenna unit of the on-board antenna is formed on a main circuit board, namely, a main circuit installation area of the main body and an antenna installation area of the antenna are formed on the circuit board, however, based on the main circuit of the main body, the main circuit of the main body often needs to design a shielding shell with a shielding function, so that an antenna cover for protecting the antenna needs to be separately designed for the on-board antenna. The antenna installation area of circuit board stretches out this shielding shell from an opening of this shell lateral part, and the antenna cover is covered on antenna installation area and is in the same place through plastic buckle and 1 screw fixation, not only need buckle counterpoint and lock screw installation, still often because shielding shell's border needs to fill conductive adhesive and carries out EMC shielding, so need form certain clearance between forming open-ended shielding shell edge and mainboard for when locking screw installation, because clearance accuracy and matching degree problem, make the antenna cover perk, cause the screw to lock the hole site misalignment, need do anchor clamps prepressing once more, further increased the equipment and automated operation degree of difficulty. In order to achieve the above object, chinese patent CN215989244U discloses a board-mounted antenna cover and a host structure having a board-mounted antenna, wherein the upper and lower side walls of the board-mounted antenna cover are respectively formed with elastic arms that are deformable in the up-down direction, and when the antenna cover is assembled, the upper and lower housings of the host are respectively press-engaged with the elastic arms of the upper and lower antenna covers from the upper and lower sides, so as to fix the antenna cover on the host housing. Therefore, there is an urgent need for an on-board antenna cover mounting structure that can solve the above-mentioned problems. Disclosure of Invention The invention aims to provide a board-mounted antenna cover mounting structure and a host for an intelligent cabin, wherein the antenna cover is convenient to assemble, high in yield and stable in connection relation between the assembled antenna cover and a circuit board. In order to achieve the above purpose, the invention discloses a mounting structure of a board-mounted antenna cover, which comprises a circuit board and an antenna cover, wherein the circuit board comprises a main circuit part and an antenna part adjacent to the edge of the circuit board, the antenna cover comprises a cover body and clamping arms protruding outwards from two opposite side walls of the cover body, a containing cavity for containing the antenna part is formed in the cover body, a clamping block is arranged at the tail end of the clamping arm in a protruding mode, clamping gaps which are respectively clamped with the clamping blocks of the clamping arm are formed in the circuit board, an upper positioning block and a lower positioning block with a space in the vertical direction are arranged in the containing cavity, a positioning area which is matched with the board body of the antenna part and is used for positioning the board body in the vertical direction is formed between the upper positioning block and the lower positioning block, the antenna cover is clamped with the circuit board in the transverse direction through the clamping blocks and the clamping gaps, and the antenna part is clamped with the positioning area in the vertical direction. Compared with the prior art, the antenna cover is provided with the two buckling arms which are used for being buckled with the notch on the circuit board, so that the antenna cover can be effectively prevented from being separated from the circuit board to expose the antenna part, and the connection relationship between the antenna cover and the circuit board after assembly is stable. On the other hand, a positioning area for positioning the antenna part up and down is formed in the antenna cover, so that the antenna cover is stably installed. In the invention, the antenna cover and the circuit board are clamped together when the antenna cover is assembled, so that the antenna cover is positioned and mounted on the circuit board, and the jumping deflection of the antenna cover can be effectively prevented when the shell is assembled, the assembly is convenient, and the yield is high. Preferably, the mounting structure of the on-board antenna cover further comprises a housing, the housing comprises an upper cover and a lower cover, the upper cover and the lower cover a