CN210984956U

CN210984956U - Vehicle-mounted Bluetooth double-mimo antenna

Info

Publication number: CN210984956U
Application number: CN202020056926.3U
Authority: CN
Inventors: 黄珀瑜
Original assignee: Gaoke Ant Co ltd
Current assignee: Gaoke Ant Co ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-07-10
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a two mimo antennas of on-vehicle bluetooth, including shell body (1), shell body (1) in be equipped with PCB board (2), PCB board (2) on be equipped with first signal reception conductor (3), the surface of first signal reception conductor (3) be equipped with first terminal (4), PCB board (2) on be equipped with second signal reception conductor (5), the surface of second signal reception conductor (5) be equipped with second terminal (6), IPEX connects (7) and sets up the outside of shell body (1), IPEX connect (7) with first terminal (4) between IPEX connect (7) with second terminal (6) between be equipped with radio frequency coaxial cable line (8) respectively. The utility model has the advantages that: the whole structure is miniaturized, the occupied space can be saved, the layout on the automobile is more reasonable and convenient, and the stable signal receiving is ensured.

Description

Vehicle-mounted Bluetooth double-mimo antenna

Technical Field

The utility model relates to an antenna technology field, concretely relates to two mimo antennas of bluetooth car.

Background

The vehicle-mounted antenna is a device that intercepts high-frequency electric waves transmitted from a transmitting station and transmits the electric waves to a receiver of a car radio, a vehicle-mounted telephone, or a radio navigation device to demodulate a carrier wave. The vehicle-mounted antenna at the present stage generally has many characteristics, and on one hand, the vehicle-mounted antenna has excellent water resistance, earthquake resistance, corrosion resistance and the like for a use environment, and simultaneously, the influence of safety, wind noise and the shape of the whole vehicle is also considered, and on the other hand, a plurality of antennas are arranged on a limited position, so that the receiving performance of the antenna is ensured, and the interference among the antennas is prevented, the feasibility of arrangement is realized, the commodity of appearance is improved, and the like. However, the antenna designed in the prior art has large overall size, large occupied space, poor spacing degree of a plurality of antennas, disordered overall layout, low appearance of the whole vehicle, high cost and serious signal instability.

Disclosure of Invention

An object of the utility model is to provide a two mimo antennas of bluetooth car, overall structure is miniaturized, can save occupation space by a wide margin, makes the overall arrangement on the car reasonable more convenient, guarantees stable signal reception.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a two mimo antennas of on-vehicle bluetooth, including the shell body, the shell body in be equipped with the PCB board, the PCB board on be equipped with first signal reception conductor, the surface of first signal reception conductor be equipped with first terminal, the PCB board on be equipped with second signal reception conductor, the surface of second signal reception conductor be equipped with the second terminal, IPEX connects the setting and is in the outside of shell body, IPEX connect with first terminal between IPEX connect with the second terminal between be equipped with radio frequency coaxial cable line respectively.

Further, the length of the outer shell ranges from 54.8 to 64.8 mm, the width of the outer shell ranges from 24.8 to 34.8 mm, the height of the outer shell ranges from 14.6 to 15.4 mm, and the thickness of the outer shell ranges from 1.9 to 2.3 mm.

Further, the length of the PCB is 55.4 millimeters, and the width of the PCB is 26.45 millimeters.

Further, the length of the radio frequency coaxial cable ranges from 132 to 138 mm.

Furthermore, the outer shell is made of ABS engineering plastics.

The utility model has the advantages that: the utility model discloses overall structure is miniaturized, can save occupation space by a wide margin, makes the overall arrangement on the car reasonable more convenient, guarantees stable signal reception.

Drawings

Fig. 1 is the utility model relates to a two mimo antennas of bluetooth car's overall schematic diagram.

Fig. 2 is the utility model relates to an internal structure schematic diagram of two mimo antennas of bluetooth car.

Fig. 3 is a standing-wave ratio diagram of the vehicle-mounted bluetooth dual mimo antenna in actual use.

Fig. 4 is the utility model relates to a return loss graph of two mimo antennas of bluetooth car when in actual use.

Fig. 5 is the utility model relates to an efficiency curve graph of two mimo antennas of bluetooth car when in actual use.

Fig. 6 is the utility model relates to a gain curve graph when two mimo antennas of bluetooth car were used in practice.

Detailed Description

The technical solution in the embodiment of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1 and 2, a two mimo antennas of on-vehicle bluetooth, including shell body 1, shell body 1 in be equipped with PCB board 2, PCB board 2 on be equipped with first signal reception conductor 3, the surface of first signal reception conductor 3 be equipped with first terminal 4, PCB board 2 on be equipped with second signal reception conductor 5, the surface of second signal reception conductor 5 be equipped with second terminal 6, IPEX connects 7 to set up shell body 1's outside, IPEX connect 7 with first terminal 4 between the IPEX connect 7 with second terminal 6 between be equipped with radio frequency coaxial cable 8 respectively.

The length range of the outer shell 1 is 54.8-64.8 mm, the width range of the outer shell 1 is 24.8-34.8 mm, the height range of the outer shell 1 is 14.6-15.4 mm, and the thickness range of the outer shell 1 is 1.9-2.3 mm.

The length of the PCB board 2 is 55.4 mm, and the width of the PCB board 2 is 26.45 mm.

The length of the radio frequency coaxial cable 8 ranges from 132 to 138 mm.

The outer shell 1 is made of ABS engineering plastics.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the utility model discloses an overall structure is miniaturized, and the signal reception and the transmission of first signal reception conductor 3 and second signal reception conductor 5 are respond well, under the prerequisite that satisfies stable signal reception function, the utility model discloses save occupation space by a wide margin, make the overall arrangement on the car reasonable more convenient, avoid the wiring confusion.

Claims

1. The utility model provides a two mimo antennas of on-vehicle bluetooth, including shell body (1), its characterized in that shell body (1) in be equipped with PCB board (2), PCB board (2) on be equipped with first signal reception conductor (3), the surface of first signal reception conductor (3) be equipped with first terminal (4), PCB board (2) on be equipped with second signal reception conductor (5), the surface of second signal reception conductor (5) be equipped with second terminal (6), IPEX connects (7) and sets up the outside of shell body (1), IPEX connect (7) with between first terminal (4) IPEX connect (7) with second terminal (6) between be equipped with radio frequency coaxial cable line (8) respectively.

2. The vehicular bluetooth dual mimo antenna according to claim 1, wherein the length of the outer housing (1) ranges from 54.8 to 64.8 mm, the width of the outer housing (1) ranges from 24.8 to 34.8 mm, the height of the outer housing (1) ranges from 14.6 to 15.4 mm, and the thickness of the outer housing (1) ranges from 1.9 to 2.3 mm.

3. The vehicular bluetooth dual mimo antenna as claimed in claim 2, wherein the length of the PCB board (2) is 55.4 mm, and the width of the PCB board (2) is 26.45 mm.

4. The vehicular bluetooth dual mimo antenna according to claim 3, wherein the length of the rf coaxial cable (8) ranges from 132 to 138 mm.

5. The vehicle Bluetooth dual mimo antenna as claimed in claim 1, 2, 3 or 4, wherein the outer housing (1) is made of ABS engineering plastic.