CN203288733U

CN203288733U - Combined antenna

Info

Publication number: CN203288733U
Application number: CN2013202212034U
Authority: CN
Inventors: 龙淼
Original assignee: SHENZHEN HANGYU COMMUNICATION EQUIPMENT Co Ltd
Current assignee: SHENZHEN HANGYU COMMUNICATION EQUIPMENT Co Ltd
Priority date: 2013-04-27
Filing date: 2013-04-27
Publication date: 2013-11-13
Anticipated expiration: 2023-04-27

Abstract

The utility model relates to a point-to-multipoint spread spectrum communication system, and specifically relates to a combined antenna. The combined antenna is installed in an antenna cover (4). The antenna cover (4) is fixed on a baseboard (3). The combined antenna comprises a 2.4/5.8GHz oscillator board (1) and a 3G oscillator (2). The 2.4/5.8GHz oscillator board (1) is composed of three 2.4/5.8GHz independent oscillators (11). The 2.4/5.8GHz oscillator board (1) is fixed on the baseboard (3) through a supporting column (6). The 3G oscillator (2) is fixed on the inner wall of the antenna cover (4) through a double faced adhesive tape (18). The three 2.4/5.8GHz independent oscillators (11) and the 3G oscillator (2) are connected with a radio frequency connector (16) through a radio frequency cable (17) respectively. The radio frequency connector (16) is connected to a used device. According to the utility model, the combination of a 3G antenna and a 2.4/5.8GHz double frequency MIMO antenna can be realized. A conventional combined antenna is not hidden enough after being installed on a bus, so the conventional combined antenna is easy to destroy, according to the utility model, the problem can be solved. Meanwhile, the combined antenna has advantages of small size, beautiful appearance and firm structure.

Description

A kind of combined antenna

Technical field

The utility model is applied to the 3G/ WLAN/Wifi communication of public transit system, relates to BWA, point-to-multipoint spread spectrum communication system, is specifically related to a kind of combined antenna.

Background technology

Along with the development of the communication technology, 3G network universal, the extensive use of WiFi technology, with use for many years the 2G use that combines, it is diversified that system also becomes, and occurred that an equipment uses two or more communication systems, and corresponding also requirement provides the wireless transceiver that matches with it.Combined antenna, it is a plurality of or antenna that multi-frequency is integrated, can meet respectively the demand of different terminals system to wireless transceiver, as meet the GPS/GSM combined antenna of GPS and GSM dual system, the GPS/3G combined antenna of GPS and 3G dual system, and CDMA/GSM/3G multisystem combined antenna.At present this class combined antenna has been equipped with wireless terminal device and is applied to private car, airport, subway, automobile and connects the traffic systems such as pool station, and the abstract the recreational consumption places such as KFC, Startbuck, KTV, coffee shop.

Due to being widely used of wireless broadband access system, bus is as the strongest requisite vehicles of Urban Migrant, and good stable communication system is also required by people, so combined system also is applied on bus.And the combined antenna on bus becomes, not only need to meet the multisystem requirement, but also want the embellished antenna device to reduce people psychologically on the impact of wireless radiation, and has the anti-theft and anti-damage function, how allowing combined antenna possess has the problem of the advantages such as miniaturization, attractive in appearanceization, sound construction, installation specialization, becomes unified problem that must solve of bus communication system.

The utility model content

The purpose of this utility model is to provide a kind of combined antenna, and having solved the combined antenna that on the bus, communication system is used can't when meeting multisystem reception requirement, meet the problem of small-sized and hiddenization.

For solving above-mentioned technical problem, the utility model by the following technical solutions:

A kind of combined antenna, be arranged in radome, radome is fixed on base plate, comprise by 2.4/5.8GHz oscillator plate and 3G oscillator, wherein said 2.4/5.8GHz oscillator plate is comprised of three 2.4/5.8GHz independence oscillators, 2.4/5.8GHz the oscillator plate is fixed on base plate by support column, described 3G oscillator is fixed on the radome inwall by double faced adhesive tape, described three 2.4/5.8GHz independence oscillators are connected with radio frequency connector by radio frequency cable respectively with the 3G oscillator, and radio frequency connector is connected to use equipment.

Further technical scheme is that above-mentioned radio frequency cable and the radio frequency connector joining place that joins with 2.4/5.8GHz independence oscillator is provided with the black fever draw, and the radio frequency cable and the radio frequency connector joining place that join with the 3G oscillator are provided with yellow heat-shrink tube.

Further technical scheme is that above-mentioned 2.4/5.8GHz oscillator plate is to be fixed on support column by pan-headed screw, M3 hex nut, M3 spring washer, the M3 plain washer that sets gradually.

Further technical scheme is that above-mentioned radome is injection molded by ABS plastic, and by M3 * 10 self-tap screws, is fixed on base plate.

Further technical scheme is by M4 * 12 riveting screws, installed part to be installed on above-mentioned base plate, and installed part is arranged on vertical metal bar on bus by M4 hex nut, M4 spring washer, M4 plain washer.

Compared with prior art, the beneficial effects of the utility model are: the utility model has been realized the combination of 3G antenna, 2.4/5.8GHz double frequency MIMO antenna, and it is hidden not after installing on bus to have solved the conventional combination antenna, the problem of easily being destroyed, little and the good looking appearance of its volume simultaneously, structure is also very firm simultaneously.

Description of drawings

Fig. 1 is the structure perspective view of an embodiment of a kind of combined antenna of the utility model.

Fig. 2 is the end view of Fig. 1.

Fig. 3 is the top plan view of Fig. 1.

Embodiment

, in order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.

Fig. 1, Fig. 2 and Fig. 3 show an embodiment of a kind of combined antenna of the utility model: a kind of combined antenna, be arranged in radome 4, radome 4 is fixed on base plate 3, comprise by 2.4/5.8GHz oscillator plate 1 and 3G oscillator 2, wherein said 2.4/5.8GHz oscillator plate 1 is comprised of three 2.4/5.8GHz independence oscillators 11, two perpendicular polarizations, a horizontal polarization, form 2.4/5.8GHz double frequency MIMO antenna, 2.4/5.8GHz oscillator plate 1 is fixed on base plate 3 by support column 6, described 3G oscillator 2 is by double faced adhesive tape 18(3M double faced adhesive tape preferably) be fixed on radome 4 inwalls, described three 2.4/5.8GHz independence oscillators 11 are connected with radio frequency connector 16 by radio frequency cable 17 respectively with 3G oscillator 2, radio frequency connector 16 is connected to use equipment, radome 4 is mainly that internal structure is played a protective role.

A preferred embodiment according to a kind of combined antenna of the utility model, the radio frequency cable 17 and radio frequency connector 16 joining places that join with 2.4/5.8GHz independence oscillator 11 are provided with the black fever draw 20, the radio frequency cable 17 and radio frequency connector 16 joining places that join with 3G oscillator 2 are provided with yellow heat-shrink tube 19, yellow heat-shrink tube 19 is as the sign of 3G signaling interface, and the black fever draw 20 is as the sign of 2.4/5.8GHz signaling interface.

According to another preferred embodiment of a kind of combined antenna of the utility model, 2.4/5.8GHz oscillator plate 1 is to be fixed on support column 6 by the pan-headed screw 11 that sets gradually, M3 hex nut 12, M3 spring washer 13, M3 plain washer 14.

According to another preferred embodiment of a kind of combined antenna of the utility model, radome 4 is injection molded by ABS plastic, and by M3 * 10 self-tap screws 15, is fixed on base plate 3.

Another preferred embodiment according to a kind of combined antenna of the utility model, by M4 * 12 riveting screws 7, installed part 5 is installed on base plate 3, installed part 5 is arranged on vertical metal bar on bus by M4 hex nut 8, M4 spring washer 9, M4 plain washer 10.

Although with reference to a plurality of explanatory embodiment of the present utility model, the utility model is described here, but, should be appreciated that, those skilled in the art can design a lot of other modification and execution modes, and these are revised and within execution mode will drop on the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to building block and/or the layout of subject combination layout.Except distortion that building block and/or layout are carried out and improving, to those skilled in the art, other purposes will be also obvious.

Claims

1. combined antenna, be arranged in radome (4), radome (4) is fixed on base plate (3), it is characterized in that: comprise by 2.4/5.8GHz oscillator plate (1) and 3G oscillator (2), wherein said 2.4/5.8GHz oscillator plate (1) is comprised of three 2.4/5.8GHz independence oscillators (11), 2.4/5.8GHz oscillator plate (1) is fixed on base plate (3) by support column (6), described 3G oscillator (2) is fixed on radome (4) inwall by double faced adhesive tape (18), described three 2.4/5.8GHz independence oscillators (11) are connected with radio frequency connector (16) by radio frequency cable (17) respectively with 3G oscillator (2), radio frequency connector (16) is connected to use equipment.

2. a kind of combined antenna according to claim 1, it is characterized in that: described radio frequency cable (17) and radio frequency connector (16) joining place that joins with 2.4/5.8GHz independence oscillator (11) is provided with the black fever draw (20), and the radio frequency cable (17) and radio frequency connector (16) joining place that join with 3G oscillator (2) are provided with yellow heat-shrink tube (19).

3. a kind of combined antenna according to claim 1, it is characterized in that: described 2.4/5.8GHz oscillator plate (1) is to be fixed on support column (6) by the pan-headed screw (11) that sets gradually, M3 hex nut (12), M3 spring washer (13), M3 plain washer (14).

4. a kind of combined antenna according to claim 1, it is characterized in that: described radome (4) is injection molded by ABS plastic, and by M3 * 10 self-tap screws (15), is fixed on base plate (3).

5. a kind of combined antenna according to claim 1, it is characterized in that: described base plate (3) is upper is equipped with installed part (5) by M4 * 12 riveting screws (7), and installed part (5) is arranged on vertical metal bar on bus by M4 hex nut (8), M4 spring washer (9), M4 plain washer (10).