CN212303893U

CN212303893U - Vehicle-mounted antenna assembly

Info

Publication number: CN212303893U
Application number: CN202021580395.4U
Authority: CN
Inventors: 刘从斌; 胡小丰; 陈坚
Original assignee: Rosenberger Asia Pacific Electronics Co Ltd
Current assignee: Rosenberger Asia Pacific Electronics Co Ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-01-05
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses an on-vehicle antenna subassembly, it includes on-vehicle antenna and fixing device, fixing device is fixed in the vehicle panel beating with on-vehicle antenna, on-vehicle antenna includes the base, the base includes basal portion and the mount pad that links to each other with the basal portion, the vehicle panel beating is equipped with the through-hole, the through-hole is worn to locate by the mount pad, fixing device includes the mounting, elastic component and fastener, the mounting includes this somatic part and at least one butt portion that extends from this somatic part, the elastic component is installed in the mount pad, this somatic part butt in elastic component, the mount pad is equipped with cooperation portion, the fastener is fixed in between mount pad and the fastener with cooperation portion locking, butt portion crimping is in the vehicle panel beating, the vehicle panel beating is. The utility model discloses a mounting and elastic component replace the installation shell fragment among the prior art, and the mounting produces deformation hardly when realizing that the vehicle antenna installation is fixed, and after demolising the vehicle antenna, but mounting reuse has saved the cost.

Description

Vehicle-mounted antenna assembly

Technical Field

The utility model belongs to the technical field of the antenna technique and specifically relates to a vehicle antenna subassembly is related to.

Background

Vehicle-mounted antennas, such as shark fin antennas, are widely installed in automobiles due to attractive appearance and multiple functions. When the vehicle-mounted antenna is installed, the vehicle-mounted antenna needs to be installed on a vehicle body, such as a vehicle roof, through an installation fixing device. The automobile roof antenna assembly capable of being rapidly installed as disclosed in the Chinese patent CN207441949U comprises an automobile antenna and an installation fixing device, wherein the automobile antenna comprises an installation base, an antenna body and an antenna shell, the installation fixing device usually comprises an installation screw and an installation elastic sheet, and a roof metal plate is installed between the installation elastic sheet and the installation base through the installation screw to be fixed. Installation shell fragment on the existing market is the stamping workpiece, and it is fixed back because deformation and unable reconversion in locking leads to dismantling the in-process and can demolish vehicle antenna from the roof panel beating with the whole back of tearing down of installation screw and installation shell fragment, and can block in the inserting groove of the boss of installation base after the installation shell fragment warp, is unfavorable for dismantling to unable reuse after the installation shell fragment warp, causes extravagant and increase of cost.

Therefore, a new vehicular antenna assembly is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a new vehicle antenna subassembly, easy to assemble with demolish vehicle antenna, cause each part damage among the fixing device when avoiding vehicle antenna to demolish simultaneously, practice thrift the cost, reduce extravagantly.

In order to achieve the above object, the utility model provides a following technical scheme: an on-vehicle antenna assembly comprising an on-vehicle antenna and a securing device, the securing device securing the on-vehicle antenna to a vehicle sheet metal, the vehicle-mounted antenna comprises a base, the base comprises a base part and a mounting seat connected with the base part, the vehicle metal plate is provided with a through hole, the mounting seat is arranged in the through hole in a penetrating way, the fixing device comprises a fixing part, an elastic part and a fastening part, the fixing piece comprises a body part and at least one abutting part extending from the body part, the elastic piece is arranged on the mounting seat, the body part is abutted against the elastic piece, the mounting seat is provided with a matching part, the fastening piece and the matching part are locked and fixed so as to fix the fixing piece between the mounting seat and the fastening piece, the abutting portion is in press-contact with the vehicle metal plate, and the vehicle metal plate is fixed between the abutting portion and the base portion.

Preferably, the fastener drives the fixing member to move toward the base portion in the process of locking and fixing with the matching portion, and the body portion presses the elastic member.

Preferably, the mounting base has an extending end surface, the mounting base is provided with an accommodating cavity formed by recessing the extending end surface towards the base portion, the mounting base comprises a limiting column located in the accommodating cavity, an accommodating groove is formed between an inner wall surface of the accommodating cavity and an outer wall surface of the limiting column, and the elastic element is sleeved on the limiting column and located in the accommodating groove.

Preferably, the body portion includes a base and a limiting ring extending from the base, the abutting portion extends in the same direction as the limiting ring, and the limiting ring is sleeved on the limiting post and abuts against the elastic member.

Preferably, the matching part is arranged on the limiting column, the base body is provided with a mounting hole, and the fastener penetrates through the mounting hole and is locked and fixed on the matching part.

Preferably, the fastener through rotatory mode towards the basal portion direction locking is fixed in cooperation portion the fastener locking is fixed in the in-process of cooperation portion, the fastener drives the mounting is rotatory relatively the spacing post, after the mounting is rotatory the preset angle, the mounting is fixed in the mount pad with between the fastener.

Preferably, the mount pad has circumference lateral surface, the mount pad be equipped with certainly the circumference lateral surface is the recess groove of formation of caving in inwards the mounting is relative the rotatory in-process of spacing post, butt portion certainly shift out in the recess groove.

Preferably, the mounting seat is provided with at least one guiding concave portion formed by being recessed from the extending end face, the guiding concave portion is provided with a first guiding inclined surface, the body portion is provided with at least one guiding protruding portion extending from the base body, the guiding protruding portion and the limiting ring extend in the same direction, the guiding protruding portion is provided with a second guiding inclined surface, and the first guiding inclined surface and the second guiding inclined surface are matched to guide the fixing piece to rotate relative to the limiting column.

Preferably, a guide surface is arranged in the receding groove, and the guide surface is used for guiding the abutting part to move out of the receding groove.

Preferably, the vehicle-mounted antenna assembly further includes a buckle for pre-fixing the vehicle metal plate and the base, the buckle includes a buckle body portion and a plurality of hook portions extending from the buckle body portion, the base portion is provided with a second through groove, the mounting base is provided with an accommodating groove, the second through groove is communicated with the accommodating groove, the hook portions penetrate through the second through groove and are accommodated in the accommodating groove, and the hook portions are used for clamping the vehicle metal plate.

The utility model has the advantages that:

(1) the utility model discloses a fastener is earlier with mounting, elastic component and mount pad pre-assembly in an organic whole, passes the through-hole of vehicle panel beating again together, utilizes the buckle to carry out the pre-fixing to the base of vehicle panel beating and vehicle antenna, and the mounting is further fixed the vehicle panel beating locking under the effect of fastener between the butt portion of mounting and the basal portion of base, has reduced the assembly complexity, improves assembly efficiency.

(2) The utility model discloses a mounting and elastic component replace the installation shell fragment among the prior art, and the mounting produces deformation hardly when realizing that the vehicle antenna installation is fixed, and after demolising the vehicle antenna, but mounting reuse has saved the cost, has reduced the waste.

Drawings

Fig. 1 is an exploded perspective view of a partial structure of a vehicle antenna assembly of the present invention;

FIG. 2 is a schematic perspective view of the base of FIG. 1;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is a perspective view of the fixture of FIG. 1;

FIG. 5 is a schematic diagram of the vehicle antenna assembly and the roof panel beating before assembly;

FIG. 6 is a schematic diagram of a vehicle antenna assembly pre-assembled with a roof panel;

fig. 7 is a schematic diagram of the vehicle-mounted antenna assembly and the vehicle roof sheet metal after assembly is completed.

Reference numerals: 10. the base comprises a base 10a, a base part 11, a first through groove 12, a second through groove 20, a fixing part 21, a body part 210, a base body 211, a limiting ring 212, a mounting hole 22, an abutting part 23, a guide protruding part 231, a second guide inclined surface 30, an elastic part 40, a fastening part 50, a mounting seat 50a, an extending tail end surface 50b, a circumferential outer side surface 51, a receiving groove 52, a limiting column 521, a matching part 53, a yielding groove 530, a guide surface 54, a guide concave part 541, a first guide inclined surface 55, a threading groove 56, a receiving groove 60, a buckle 61, a buckle body part 62, a buckle part 70, a waterproof part a, a roof sheet metal, b, a through hole c, a wiring harness d and a shell.

Detailed Description

The technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.

As shown in fig. 1 to 7, the utility model discloses a vehicle antenna assembly, it includes vehicle antenna and fixing device, and fixing device is fixed in the vehicle panel beating with vehicle antenna. In the present embodiment, the vehicle-mounted antenna and the fixing device are described in detail by taking the case where the vehicle-mounted antenna is fixed to the roof sheet metal a by the fixing device, but of course, in other embodiments, the fixing position of the vehicle-mounted antenna may be set according to actual requirements.

The vehicle-mounted antenna includes a base 10, an antenna body (not shown) mounted on the base 10, and a housing d covering the antenna body. The fixing device includes a fixing member 20, an elastic member 30 and a fastening member 40. The base 10 includes a base 10a and a mounting seat 50 connected to the base 10a, wherein the mounting seat 50 is used for mounting the fixing member 20, the elastic member 30 and the fastening member 40. The mounting seat 50 has an extending end surface 50a and a circumferential outer side surface 50b, wherein the mounting seat 50 is provided with a receiving cavity formed by recessing from the extending end surface 50a to the direction of the base 10a, the mounting seat 50 is further provided with three receding grooves 53 formed by recessing from the circumferential outer side surface 50b inwards, and guide surfaces 530 are arranged in the receding grooves 53. The mounting seat 50 includes a limiting post 52 disposed in the accommodating cavity, the limiting post 52 extends along an axial direction of the mounting seat 50, an accommodating groove 51 is formed between an inner wall surface of the accommodating cavity and an outer wall surface of the limiting post 52, and the elastic element 30 is sleeved on the limiting post 52 and located in the accommodating groove 51. In the present embodiment, the mounting seat 50 and the base portion 10a are integrally formed, but in other embodiments, the mounting seat 50 may be movably connected with the base portion 10a and fixed integrally, such as by bolts.

The fixing member 20 is a die casting, and includes a main body 21 and three abutting portions 22 extending from the main body 21, the main body 21 includes a base 210 and a limit ring 211 extending from the base 210, the three abutting portions 22 extend from the base 210, the limit ring 211 and the three abutting portions 22 extend in the same direction, and the three abutting portions 22 are disposed around the limit ring 211 along the circumferential direction. The base 210 is provided with mounting holes 212 through which the fasteners 40 pass. The limiting column 52 is provided with a matching portion 521, the fastening member 40 is locked and fixed with the matching portion 521 so as to fix the fixing member 20 between the mounting seat 50 and the fastening member 40, in this embodiment, the fastening member 40 is a fastening bolt, the matching portion 521 is a threaded hole, and the fastening member 40 is locked and fixed with the matching portion 521 in a rotating manner. In practice, the fastening member 40 passes through the mounting hole 212 and then is rotationally locked and fixed to the engaging portion 521 of the position-limiting column 52 toward the base 10a, so as to fix the fixing member 20 between the mounting seat 50 and the fastening member 40. When the fixing element 20 and the elastic element 30 are pre-assembled to the mounting seat 50 through the fastening element 40, the limiting ring 211 is sleeved on the limiting column 52 and abuts against the elastic element 30 in the accommodating groove 51, the elastic element 30 has a supporting function on the fixing element 20 to prevent the fixing element 20 from automatically moving toward the base 10a under the action of gravity, and the elastic element 30 is preferably a spring. When the fixing element 20 and the elastic element 30 are preassembled in the mounting seat 50 through the fastening element 40, the three abutting portions 22 are respectively accommodated in the three abdicating grooves 53, so that the three abutting portions 22 are located in the outline area formed by the mounting seat 50, and thus, the fixing element 20, the elastic element 30, the fastening element 40 and the mounting seat 50 which are preassembled into a whole can conveniently pass through the through hole b of the roof sheet metal a. In the process that the fastening member 40 is locked and fixed to the mating portion 521 in the direction of the base 10a by rotation, the fastening member 40 drives the fixing member 20 to rotate, the fixing member 20 rotates around the limiting post 52 under the action of the limiting ring 211 and the limiting post 52 and moves in the direction of the base 10a, the limiting ring 211 presses the elastic member 30, and the abutting portion 22 moves out of the abdicating groove 53 under the guidance of the guiding surface 530 in the abdicating groove 53. After the fastening member 40 is locked and fixed to the mating portion 521, the fixing member 20 is rotated by a predetermined angle, the fixing member 20 is fixed between the mounting seat 50 and the fastening member 40, and the abutting portion 22 of the fixing member 20 is pressed against the roof sheet metal a, so that the roof sheet metal a is fixed between the abutting portion 22 and the base portion 10 a. In this embodiment, the fixing member 20 is preferably provided with three abutting portions 22, so that the roof sheet metal a can be reliably fixed between the abutting portions 22 and the base portion 10a, but in other embodiments, the number of the abutting portions 22 may be set according to actual requirements. In this embodiment, the fixing member 20 is driven by the fastening member 40 to rotate about 40 degrees, and in other embodiments, the rotation angle of the fixing member 20 may be set according to actual requirements.

Referring to fig. 3 and 4, the mounting seat 50 is provided with two guiding recesses 54 recessed from the extending end surface 50a toward the base 10a, each guiding recess 54 is provided with a first guiding inclined surface 541, the body portion 21 of the fixing member 20 is provided with two guiding protrusions 23 extending from the base 210, the two guiding protrusions 23 extend in the same direction as the retainer ring 211, each guiding protrusion 23 is provided with a second guiding inclined surface 231, and the first guiding inclined surface 541 and the second guiding inclined surface 231 cooperate to guide the fixing member 20 to rotate relative to the retainer post 52. In an implementation, during the process of fastening and fixing the fastener 40 to the engagement portion 521 in the direction of the base portion 10a, the second guide inclined surface 231 of the guide convex portion 23 engages with the first guide inclined surface 541 of the guide concave portion 54, so that the guide fixing member 20 rotates around the stopper post 52 and moves in the direction of the base portion 10a, specifically, during the rotation of the abutment portion 22, the three abutment portions 22 move out of the relief groove 53 under the guide of the guide surface 530 in the relief groove 53, and simultaneously, the three abutment portions 22 also move in the direction of the base portion 10a, the distance between the free end of the abutment portion 22 and the roof sheet metal a gradually decreases during the rotation of the abutment portion 22, and after the fixing member 20 rotates to the right position, the abutment portion 22 is pressed against the roof sheet metal a, so that the roof sheet metal a is fixed between the abutment portion 22 and the base portion 10 a. In this embodiment, the mounting seat 50 is provided with two guiding recesses 54, the fixing member 20 is provided with two guiding protrusions 23, and the two guiding protrusions 23 are disposed around the limiting ring 211. Of course, in other embodiments, the number of the guide recesses 54 and the guide protrusions 23 and the arrangement thereof may be set according to actual requirements.

The mounting seat 50 is provided with two threading grooves 55, the threading grooves 55 are arranged to penetrate through the mounting seat 50, and the base 10a is provided with a first through groove 11 correspondingly penetrating through the threading grooves 55. In practice, the wire harness c of the vehicle-mounted antenna passes through the first through groove 11 of the base 10a, enters the threading groove 55, and further passes out of the threading groove 55 to be electrically connected to the corresponding device in the vehicle. In this embodiment, the mounting seat 50 is provided with two opposite threading grooves 55, so as to enable different wire harnesses to pass through the mounting seat 50 and be electrically connected with corresponding devices in the vehicle.

Referring to fig. 1 and 6, the vehicle antenna assembly further includes a latch 60 for pre-fixing the roof sheet metal a to the base 10 of the vehicle antenna, where the latch 60 includes a latch body 61 and two opposite latch portions 62 extending from the latch body 61, and the latch portions 62 are perpendicular to the latch body 61. The base portion 10a is provided with a second through groove 12 for the hook portion 62 to pass through, the mounting seat 50 is provided with an accommodating groove 56 communicated with the second through groove 12, and after the buckle 60 is assembled in place, the hook portion 62 passes through the second through groove 12 of the base portion 10a and is accommodated in the accommodating groove 56 at two sides of the mounting seat 50. In implementation, after the fixing member 20, the elastic member 30, the fastening member 40 and the mounting seat 50 which are pre-assembled into a whole pass through the through hole b of the roof sheet metal a, the hook portion 62 is clamped with the roof sheet metal a, so that the roof sheet metal a and the base 10 are pre-fixed.

As shown in fig. 2 and 3, the base portion 10a is provided with three abutting convex portions 13, the three abutting convex portions 13 are arranged around the mounting seat 50, after the roof sheet metal a is pre-fixed to the base 10 of the vehicle-mounted antenna, the abutting convex portions 13 abut against the roof sheet metal a, and after the fixing member 20 rotates to a position, the three abutting portions 22 are pressed against the roof sheet metal a, at this time, the three abutting convex portions 13 and the three abutting portions 22 are correspondingly arranged on two sides of the roof sheet metal a, and the abutting convex portions 13 enable the roof sheet metal a to be more firmly fixed between the base portion 10a and the abutting portions 22.

As shown in fig. 1 and 5, the vehicle antenna assembly further includes a waterproof member 70, the waterproof member 70 is of a circular ring structure, the waterproof member 70 is sleeved on the mounting seat 50, in implementation, after the mounting seat 50 sleeved with the waterproof member 70 passes through the through hole b of the roof sheet metal a, the waterproof member 70 is located between the base portion 10a and the roof sheet metal a, after the fixing member 20 is fixed between the mounting seat 50 and the fastening member 40, the abutting portion 22 of the fixing member 20 is pressed against the roof sheet metal a, at this time, two sides of the waterproof member 70 are respectively tightly attached to the base portion 10a and the roof sheet metal a, and thus, the liquid can be prevented from entering the compartment through the through hole b of the roof sheet metal a. In this embodiment, the waterproof member 70 is made of waterproof foam, but in other embodiments, the waterproof member 70 may be made of waterproof rubber or the like, which may be selected according to actual requirements.

Referring to fig. 5 to 7, through the fixing device of the present invention, when the vehicle-mounted antenna is fixed to the roof metal plate a, the antenna body and the housing d are firstly installed on the base 10, the wire harness c passes through the first through groove 11 and the threading groove 55, the fixing member 20, the elastic member 30, the fastening member 40 and the mounting seat 50 are further preassembled into a whole, that is, the elastic member 30 is installed in the accommodating groove 51 of the mounting seat 50, the fixing member 20 is further preassembled in the mounting seat 50 through the fastening member 40, at this time, the fixing member 20 is not in a fixed state, the fixing member 20 can rotate relative to the limit post 52 of the mounting seat 50, and the limit ring 211 of the fixing member 20 abuts against the elastic member 30. Meanwhile, the waterproof member 70 is sleeved on the mounting seat 50.

The fixing member 20, the elastic member 30, the fastening member 40 and the mounting seat 50, which are pre-assembled into a whole, pass through the through hole b of the roof sheet metal a, after passing through the through hole b, the pre-fixing between the roof sheet metal a and the base 10 of the vehicle antenna is realized by the buckle 60, the fixing member 20 is further fixed by the fastening member 40, after the fixing member 20 is fixed between the mounting seat 50 and the fastening member 40, the abutting portion 22 is pressed against the roof sheet metal a, so that the roof sheet metal a is fixed between the base portion 10a and the abutting portion 22, and the mounting and fixing between the vehicle antenna and the roof sheet metal a are realized.

When the vehicle-mounted antenna is removed, the fastening member 40 is loosened, the fixing member 20 is reversely rotated by the elastic member 30, the first guide inclined surface 541 of the guide concave portion 54 of the mounting seat 50, and the second guide inclined surface 231 of the guide convex portion 23 of the fixing member 20, and after the fixing member 20 is reversely rotated to a predetermined position, the vehicle-mounted antenna is separated from the roof sheet metal a, thereby realizing the removal of the vehicle-mounted antenna.

Fixing device of vehicle antenna, adopt mounting 20 and elastic component 30 to replace the installation shell fragment among the prior art, mounting 20 produces deformation hardly when realizing that vehicle antenna is fixed, after demolising vehicle antenna, mounting 20 reuse, the cost is saved, the waste is reduced, and when the assembly, earlier with mounting 20 through fastener 40, elastic component 30 and mount pad 50 pre-assembly in an organic whole, pass the through-hole b of roof panel beating an again together, mounting 20 further fixes roof panel beating a between butt portion 22 and basal portion 10a under fastener 40's effect, reduce the assembly complexity, improve assembly efficiency.

The technical contents and features of the present invention have been disclosed as above, however, those skilled in the art can still make various substitutions and modifications based on the teaching and disclosure of the present invention without departing from the spirit of the present invention, therefore, the protection scope of the present invention should not be limited to the contents disclosed in the embodiments, but should include various substitutions and modifications without departing from the present invention, and should be covered by the claims of the present patent application.

Claims

1. An on-vehicle antenna assembly comprising an on-vehicle antenna and a securing device, the securing device securing the on-vehicle antenna to a vehicle sheet metal, the vehicle-mounted antenna comprises a base, the base comprises a base part and a mounting seat connected with the base part, the vehicle metal plate is provided with a through hole, the mounting seat penetrates through the through hole, it is characterized in that the fixing device comprises a fixing piece, an elastic piece and a fastener, the fixing piece comprises a body part and at least one abutting part extending from the body part, the elastic piece is arranged on the mounting seat, the body part is abutted against the elastic piece, the mounting seat is provided with a matching part, the fastener is locked and fixed with the matching part so as to fix the fixing piece between the mounting seat and the fastener, the abutting portion is in press-contact with the vehicle metal plate, and the vehicle metal plate is fixed between the abutting portion and the base portion.

2. The vehicle antenna assembly of claim 1, wherein the fastener moves the fixing member toward the base portion during locking with the mating portion, and the body portion presses the elastic member.

3. The vehicle antenna assembly of claim 1, wherein the mounting base has an extended end surface, the mounting base is provided with a receiving cavity recessed from the extended end surface in the direction of the base, the mounting base includes a limiting post located in the receiving cavity, a receiving groove is formed between an inner wall surface of the receiving cavity and an outer wall surface of the limiting post, and the elastic element is sleeved on the limiting post and located in the receiving groove.

4. The antenna assembly of claim 3, wherein the body portion includes a base and a stop collar extending from the base, the abutting portion extends in a same direction as the stop collar, and the stop collar is disposed on the stop post and abuts against the elastic member.

5. The vehicle antenna assembly of claim 4, wherein the mating portion is disposed on the retaining post, the base is provided with a mounting hole, and the fastener is fastened to the mating portion after passing through the mounting hole.

6. The vehicle antenna assembly according to claim 5, wherein the fastening member is fastened and fixed to the mating portion in a rotating manner in a direction toward the base portion, the fastening member drives the fixing member to rotate relative to the limiting post in a process of fastening and fixing the fastening member to the mating portion, and the fixing member is fixed between the mounting base and the fastening member after the fixing member rotates by a preset angle.

7. The vehicle antenna assembly of claim 6, wherein the mounting base has a circumferential outer side surface, the mounting base is provided with a recess formed by inward recess of the circumferential outer side surface, and the abutting portion moves out of the recess during rotation of the fixing member relative to the limiting post.

8. The vehicle antenna assembly of claim 7, wherein the mounting receptacle defines at least one guide recess recessed from the extended end surface, the guide recess defining a first guide ramp, the body portion defines at least one guide projection extending from the base, the guide projection extending in a direction generally parallel to the spacing collar, the guide projection defining a second guide ramp, the first guide ramp cooperating with the second guide ramp to guide the mounting member for rotation relative to the spacing post.

9. The vehicle antenna assembly of claim 7, wherein a guide surface is disposed within the relief slot, the guide surface configured to guide the abutment to move out of the relief slot.

10. The vehicle antenna assembly of claim 1, further comprising a buckle for pre-fixing the vehicle metal plate to the base, wherein the buckle comprises a buckle body and a plurality of hook portions extending from the buckle body, the base portion is provided with a second through groove, the mounting base is provided with an accommodating groove, the second through groove is communicated with the accommodating groove, the hook portions penetrate through the second through groove and are accommodated in the accommodating groove, and the hook portions are used for clamping the vehicle metal plate.