Vehicle-mounted single-port multi-band ultra-bandwidth integrated antenna

Abstract

The utility model discloses a vehicle-mounted single-port multi-band ultra-bandwidth integrated antenna which comprises a first spring, a second spring, a third spring, a shell, a first sleeve and a second sleeve, a connector is arranged at the bottom end of the shell, an insulating rod is arranged at the top end in the shell, the two ends of the first spring abut against the insulating rod and the connector respectively, and the second spring abuts against the third sleeve. The first sleeve and the second sleeve vertically sleeve the first spring respectively, the top end of the second spring abuts against the insulating rod, the bottom end of the second spring is fixedly connected with the inner wall of the first sleeve, the bottom end of the third spring abuts against the connector, and the top end of the third spring is fixedly connected with the inner wall of the second sleeve. According to the antenna, the requirement of multi-band and multi-protocol transmission can be met by one antenna in a mode of sleeving a plurality of springs, so that the use number of antennas is reduced, the development period of the whole vehicle antenna is shortened, the use cost of the whole vehicle antenna is reduced, the antenna is suitable for more vehicle-mounted application scenes, the multi-band and multi-signal protocol is met, and the application prospect is wide. And the requirements of signal transmission in different frequency bands and protocols in different application scenes are met.

Description

Technical Field

[0001] This application relates to the field of antenna technology, and in particular to a vehicle-mounted single-port multi-band ultra-wideband integrated antenna. Background Technology

[0002] With the continuous development of society and economy, technological innovation and transformation and upgrading have been elevated to the level of national security. Therefore, improving antenna structure and carrying out technological innovation are particularly important. The requirements for antenna frequency band coverage are getting higher and higher. However, conventional single-port tail fin antennas cover fewer frequency bands and cannot adapt to the transmission and reception of multiple frequency bands and signals. Utility Model Content

[0003] The purpose of this invention is to provide a vehicle-mounted single-port multi-band ultra-wideband integrated antenna to overcome the shortcomings of the prior art.

[0004] To achieve the above objectives, the present invention provides the following technical solutions:

[0005] This application discloses a vehicle-mounted single-port multi-band ultra-wideband integrated antenna, characterized in that it includes a first spring, a second spring, a third spring, a housing, a first sleeve, and a second sleeve. The bottom of the housing is provided with a connector, and the top of the inner part of the housing is provided with an insulating rod. The first spring, the second spring, the third spring, the first sleeve, and the second sleeve are all disposed inside the housing. The two ends of the first spring abut against the insulating rod and the connector, respectively. The first sleeve and the second sleeve are respectively fitted onto the first spring and are fixedly connected to the housing. The second spring is disposed inside the first sleeve, with its top end abutting against the insulating rod and its bottom end fixedly connected to the inner wall of the first sleeve. The third spring is disposed inside the second sleeve, with its bottom end abutting against the connector and its top end fixedly connected to the inner wall of the second sleeve.

[0006] Preferably, in the above-mentioned vehicle-mounted single-port multi-band ultra-wideband integrated antenna, the second spring and the third spring are both sleeved on the first spring.

[0007] Preferably, in the above-mentioned vehicle-mounted single-port multi-band ultra-wideband integrated antenna, the second spring and the third spring are coaxially arranged, and the second spring and the first spring are eccentrically arranged.

[0008] Preferably, in the above-mentioned vehicle-mounted single-port multi-band ultra-wideband integrated antenna, a third sleeve is sandwiched between the first sleeve and the second sleeve, the two ends of the first sleeve abut against the insulating rod and the third sleeve respectively, and the two ends of the second sleeve abut against the connector and the third sleeve respectively.

[0009] Compared with the prior art, the advantages of this utility model are:

[0010] By means of multiple spring sleeves, an antenna can meet the requirements of multi-band and multi-protocol transmission, reducing the number of antennas used, shortening the development cycle of vehicle antennas, and reducing the usage cost of vehicle antennas, adapting to more vehicle-mounted application scenarios, meeting multi-band and multi-signal protocols, and meeting the requirements of signal transmission for different frequency bands and protocols in different application scenarios. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings described below are only some embodiments recorded in the present application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0012] Figure 1 The figure shows a schematic structural diagram of a vehicle-mounted single-port multi-band ultra-wideband integrated antenna in a specific embodiment of the present invention. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0013] The following will combine the drawings in the embodiments of the present invention to describe the technical solutions in the embodiments of the present invention in detail. Obviously, the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0014] Refer Figure 1 As shown, the vehicle-mounted single-port multi-band ultra-wideband integrated antenna in this embodiment includes a first spring 1, a second spring 2, a third spring 3, a housing 4, a first sleeve 5 and a second sleeve 6. A connector 7 is provided at the bottom end of the housing 4, and an insulating rod 8 is provided at the top end inside the housing 4. The first spring 1, the second spring 2, the third spring 3, the first sleeve 5 and the second sleeve 6 are all arranged inside the housing 4. The two ends of the first spring 1 are respectively abutted against the insulating rod 8 and the connector 7. The first sleeve 5 and the second sleeve 6 are respectively sleeved on the first spring 1 up and down and are both fixedly connected to the housing 4. The second spring 2 is arranged inside the first sleeve 5. The top end of the second spring 2 is abutted against the insulating rod 8, and the bottom end of the second spring 2 is fixedly connected to the inner wall of the first sleeve 5. The third spring 3 is arranged inside the second sleeve 6. The bottom end of the third spring 3 is abutted against the connector 7, and the top end of the third spring 3 is fixedly connected to the inner wall of the second sleeve 6.

[0015] Further, both the second spring 2 and the third spring 3 are sleeved on the first spring 1.

[0016] Further, the second spring 2 and the third spring 3 are coaxially arranged, and the second spring 2 and the first spring 1 are eccentrically arranged.

[0017] Furthermore, a third sleeve 9 is sandwiched between the first sleeve 5 and the second sleeve 6. The two ends of the first sleeve 5 abut against the insulating rod 8 and the third sleeve 9, respectively, and the two ends of the second sleeve 6 abut against the connector 7 and the third sleeve 9, respectively.

[0018] In this technical solution, multiple spring-loaded connections enable an antenna to meet the requirements of multi-band and multi-protocol transmission, reducing the number of antennas used, lowering the development cycle and cost of the vehicle antenna, adapting to more vehicle application scenarios, and meeting the needs of multi-band and multi-signal protocols, as well as the signal transmission requirements of different frequency bands and protocols in different application scenarios.

[0019] It should be noted that, in this document, relational terms such as "first" and "second" are used merely to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes the element.

[0020] The above are merely specific embodiments of this application. It should be noted that those skilled in the art can make several improvements and modifications without departing from the principles of this application, and these improvements and modifications should also be considered within the scope of protection of this application.

Claims

1. A vehicle-mounted single-port multi-band ultra-wideband integrated antenna, characterized in that: The device includes a first spring, a second spring, a third spring, a housing, a first sleeve, and a second sleeve. The bottom of the housing is provided with a connector, and the top of the housing is provided with an insulating rod. The first spring, the second spring, the third spring, the first sleeve, and the second sleeve are all disposed inside the housing. The two ends of the first spring abut against the insulating rod and the connector, respectively. The first sleeve and the second sleeve are respectively fitted onto the first spring and are fixedly connected to the housing. The second spring is disposed inside the first sleeve, with its top end abutting against the insulating rod and its bottom end fixedly connected to the inner wall of the first sleeve. The third spring is disposed inside the second sleeve, with its bottom end abutting against the connector and its top end fixedly connected to the inner wall of the second sleeve.

2. The vehicle-mounted single-port multi-band ultra-wideband integrated antenna according to claim 1, characterized in that: The second and third springs are both sleeved on the first spring.

3. The vehicle-mounted single-port multi-band ultra-wideband integrated antenna according to claim 2, characterized in that: The second spring and the third spring are coaxially arranged, while the second spring and the first spring are eccentrically arranged.

4. The vehicle-mounted single-port multi-band ultra-wideband integrated antenna according to claim 1, characterized in that: A third sleeve is held between the first sleeve and the second sleeve. The two ends of the first sleeve abut against the insulating rod and the third sleeve, respectively, and the two ends of the second sleeve abut against the connector and the third sleeve, respectively.

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