CN211480301U

CN211480301U - Miniaturized multifrequency multiaerial device

Info

Publication number: CN211480301U
Application number: CN201921723640.XU
Authority: CN
Inventors: 黄凯
Original assignee: Signal Plus Technology Co ltd
Current assignee: Signal Plus Technology Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-09-11
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a miniaturized multifrequency multi-antenna device, which comprises a multi-frequency multi-antenna device main body, wherein the multi-frequency multi-antenna device main body comprises an antenna, a bracket, a shell and a mainboard, an isolation antenna belt is arranged between an LTE main antenna and an LTE auxiliary antenna, the range of high-frequency band signals which can be received by the LTE main antenna and the LTE auxiliary antenna is 1710MHz to 2700MHz, the range of low-frequency band signals which can be received by the LTE main antenna and the LTE auxiliary antenna is 698MHz to 960MHz, a GPS antenna is arranged on the surface of the bracket which is vertical to the surface where the LTE main antenna and the LTE auxiliary antenna are arranged, the bracket and a dual-frequency WIFI antenna are arranged on the inner wall opposite to the shell, thereby realizing smaller volume and high isolation, improving the receiving sensitivity of the whole machine, overcoming the problems of severe environment and small height in space, having simple structure, easy production and good consistency, the antenna form has good anti-interference and applicability to various environments.

Description

Miniaturized multifrequency multiaerial device

Technical Field

The utility model relates to the field of communication technology, specifically a miniaturized multifrequency multiaerial device.

Background

With the continuous development of communication technology, the requirements of users on the performance, function and appearance of products are higher and higher, and at the present stage, the miniaturization trend is developed on the premise of ensuring multiple antennas, in the current market, a multifunctional product which can comprise an LTE antenna (698MHz-90MHz, 1710MHz-2700MHz), a GPS antenna and a dual-frequency WIFI antenna has the advantages that the general appearance size is very large, the requirements on the interval and the area between the antennas are also very high, because the low-frequency bandwidth of the multiple antennas and the antennas is required to be met, if the appearance is changed to be small, the distance between the antennas is reduced, the isolation and the bandwidth are limited, the receiving sensitivity is lower, the user requirements are difficult to be met, and if the isolation and the bandwidth of the antennas are required to be increased, the volume and the appearance of the antennas are designed to be very large, and the multi-frequency multiple-antenna device on the current market is complex in structure, inconvenient to produce and poor, and the anti-interference performance and the applicability of various environments are poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a miniaturized multifrequency multiaerial device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a miniaturized multi-frequency multi-antenna device comprises a multi-frequency multi-antenna device body, wherein the multi-frequency multi-antenna device body comprises an antenna, a bracket, a shell and a main board, the antenna comprises an LTE main antenna, an LTE auxiliary antenna, a GPS antenna, a dual-frequency WIFI antenna and an isolation antenna strip, the antenna is hot-melted on the hot-melting column of the bracket, the LTE main antenna and the LTE auxiliary antenna are respectively arranged on two opposite surfaces of the bracket, an isolation antenna strip is arranged between the LTE main antenna and the LTE auxiliary antenna, the range of high-frequency band signals which can be received by the LTE main antenna and the LTE auxiliary antenna is 1710MHz-2700MHz, the LTE main antenna and the LTE auxiliary antenna can receive low-frequency band signals in a range of 698MHz-960MHz, the GPS antenna is arranged on the surface, perpendicular to the surface, of the support, where the LTE main antenna and the LTE auxiliary antenna are located, and the support and the dual-frequency WIFI antenna are arranged on the inner wall, opposite to the shell, of the support.

Preferably, a built-in battery is arranged on the main board.

Preferably, the shell consists of an upper shell and a lower shell, and the upper shell and the lower shell are connected through a buckle.

Preferably, the antenna and the main board are contacted in a spring angle mode, and the spring angle is plated with gold.

Preferably, the lower shell is provided with a heat dissipation block, and conductive foam is arranged between the heat dissipation block and the main board.

Preferably, the antenna is in a steel sheet form, and a through hole is formed in the antenna.

Preferably, the length, width and height of the multi-frequency multi-antenna device body are respectively 55.7mm, 47.4mm and 24.2 mm.

Preferably, the isolation antenna strap is one of an aluminum metal strap or an iron metal strap.

Preferably, the support sets up inside the epitheca, the setting of dual-frenquency WIFI antenna is inside the inferior valve.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, realized less volume and high isolation to can improve the sensitivity of receipt of complete machine, can overcome adverse circumstances and the little low problem of height in space, and simple structure easily produces, the uniformity is good, and the antenna form has fine interference immunity and suitability to multiple environment.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is an assembly view of the LTE main antenna, the LTE auxiliary antenna, the GPS antenna and the isolation antenna of the present invention on the bracket;

FIG. 3 is an assembly view of the hot melt column of the present invention;

FIG. 4 is an assembly view of the heat sink of the present invention;

FIG. 5 is an assembly view of the conductive foam of the present invention;

fig. 6 is an assembly view of the upper and lower shells of the present invention.

In the figure: 01. an antenna; 02. a support; 03. an upper shell; 04. a lower case; 05. a heat dissipating block; 06. a main board; 07. a built-in battery; 08. an LTE primary antenna; 09. an LTE secondary antenna; 10. a GPS antenna; 11. a dual-frequency WIFI antenna; 12. an isolated antenna strap; 13. buckling; 14. hot melting the column; 15. and (4) conductive foam.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a miniaturized multi-frequency multi-antenna device comprises a multi-frequency multi-antenna device body, wherein the multi-frequency multi-antenna device body comprises an antenna 01, a bracket 02, a shell and a mainboard 06, the antenna comprises an LTE main antenna 08, antenna 09 is assisted to LTE, GPS antenna 10, dual-frenquency WIFI antenna 11 and isolation antenna area 12, antenna 01 hot melt is on the hot melting post 14 of support 02, LTE main antenna 08 and LTE are assisted the antenna 09 and are set up respectively in the relative two sides of support 02, be provided with isolation antenna area 12 between LTE main antenna 08 and the LTE auxiliary antenna 09, the high band signal scope that LTE main antenna 08 and LTE auxiliary antenna 09 can receive is 1710MHz-2700MHz, the low band signal scope that LTE main antenna 08 and LTE auxiliary antenna 09 can receive is 698MHz-960MHz, GPS antenna 10 sets up on the perpendicular face of support 02 and LTE main antenna 08 and LTE auxiliary antenna 09 place, support 02 and dual-frenquency WIFI antenna 11 set up on the relative inner wall of casing.

Specifically, the motherboard 06 is provided with a built-in battery 07, and when the external power supply is suddenly stopped, the built-in battery 07 allows the device to continue to operate.

Specifically, be provided with the radiating block 05 on the inferior valve 04, be provided with the cotton 15 of electrically conductive bubble between radiating block 05 and the mainboard 06, can be fine dispel the heat to mainboard 06.

Specifically, the antenna 01 and the main board 06 are contacted in a spring angle mode, gold is plated at the spring angle, and the antenna 01 and the main board 06 are fully contacted.

Specifically, the casing comprises epitheca 03 and inferior valve 04, connects through the buckle between epitheca 03 and the inferior valve 04, fully compresses tightly and guarantees that antenna 01 and mainboard 06 contact.

Specifically, the antenna 01 is in a steel sheet form, and a through hole is formed in the antenna 01, so that the antenna 01 can be conveniently fixed.

Specifically, the length, width and height of the multi-frequency multi-antenna device main body are respectively 55.7mm, 47.4mm and 24.2mm, and the multi-frequency multi-antenna device main body is small in size.

Specifically, the isolated antenna strap 12 is an aluminum metal strap, which is light in weight.

In other embodiments, the isolated antenna strap 12 is a metal strip made of iron.

Specifically, inside support 02 set up at epitheca 03, dual-frenquency WIFI antenna 11 set up inside inferior valve 04, the interference of each other between each antenna of avoiding that can be fine.

The working principle is as follows: the LTE main antenna 08 and the LTE auxiliary antenna 09 are respectively arranged on two opposite sides of the support 02, the GPS antenna 10 is arranged on a surface, perpendicular to the surface, of the support 02, where the LTE main antenna 08 and the LTE auxiliary antenna 09 are located, the isolation antenna strip 12 arranged between the LTE main antenna 08 and the LTE auxiliary antenna 09 can well reduce interference among the LTE main antenna 08, the LTE auxiliary antenna 09, the GPS antenna 10, the dual-frequency WIFI antenna 11 and the isolation antenna strip 12, the LTE main antenna 08, the LTE auxiliary antenna 09 and the GPS antenna 10 are concentrated on one main board 06, and the size of the device is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a miniaturized multifrequency multi-antenna device, includes multifrequency multi-antenna device main part, multifrequency multi-antenna device main part includes antenna, support, casing, mainboard, the antenna includes that LTE main antenna, LTE assist antenna, GPS antenna and dual-frenquency WIFI antenna, its characterized in that: antenna hot melt is on the hot melt post of support, LTE main antenna and LTE are assisted the antenna and are set up respectively at the relative two sides of support, be provided with isolation antenna area between LTE main antenna and the LTE assistance antenna, the high band signal scope that LTE main antenna and LTE assistance antenna can receive is between 1710MHz-2700MHz, the low band signal scope that LTE main antenna and LTE assistance antenna can receive is between 698MHz-960MHz, the GPS antenna setting is on the support with LTE main antenna and LTE assistance antenna place face vertically, support and dual-frenquency WIFI antenna setting are on the relative inner wall of casing.

2. The miniaturized multi-band multi-antenna device of claim 1, wherein: the mainboard is provided with a built-in battery.

3. The miniaturized multi-band multi-antenna device of claim 1, wherein: the shell body is composed of an upper shell and a lower shell, and the upper shell and the lower shell are connected through a buckle.

4. The miniaturized multi-band multi-antenna device of claim 1, wherein: the antenna is contacted with the main board in a spring angle mode, and the spring angle is plated with gold.

5. A miniaturized multi-band multi-antenna device as claimed in claim 3, wherein: be provided with the radiating block on the inferior valve, it is cotton to be provided with the electrically conductive bubble between radiating block and the mainboard.

6. The miniaturized multi-band multi-antenna device of claim 1, wherein: the antenna is in a steel sheet form, and a through hole is formed in the antenna.

7. The miniaturized multi-band multi-antenna device of claim 1, wherein: the length, width and height of the multi-frequency multi-antenna device main body are respectively 55.7mm, 47.4mm and 24.2 mm.

8. The miniaturized multi-band multi-antenna device of claim 1, wherein: the isolation antenna strap is one of an aluminum metal strap or an iron metal strap.

9. The miniaturized multi-band multi-antenna apparatus as claimed in claim 5, wherein: the support sets up inside the epitheca, the setting of dual-frenquency WIFI antenna is inside the inferior valve.