CN213584156U

CN213584156U - High-gain antenna and communication equipment with same

Info

Publication number: CN213584156U
Application number: CN202022570459.9U
Authority: CN
Inventors: 钱振清; 曹敏花
Original assignee: Jiangsu Polygee Ep Technology Co ltd
Current assignee: Jiangsu Polygee Ep Technology Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-06-29
Anticipated expiration: 2030-11-09

Abstract

The utility model provides a high-gain antenna and have its communication equipment, include: the antenna comprises an antenna rod body, a fixing device, a radio frequency cable and an SMA interface; the first end part of the fixing device is fixedly connected to the antenna rod body, the radio frequency cable sequentially penetrates through the second end part and the first end part of the fixing device and is electrically connected to the antenna rod body, and the first end part and the second end part are two end parts oppositely arranged in the fixing device; the end of the radio frequency cable far away from the fixing device is electrically connected to the SMA interface; the high-gain antenna is convenient for adjusting the installation position.

Description

High-gain antenna and communication equipment with same

Technical Field

The utility model relates to the field of communication technology, especially, relate to a high-gain antenna and have its communication equipment.

Background

In practice, many devices need to perform wireless communication, and need to be equipped with antennas, and it can be understood that the strength of wireless signals at different positions is different, and therefore, an antenna convenient for position adjustment needs to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high gain antenna and have its communication equipment.

In order to achieve one of the above objects of the present invention, an embodiment of the present invention provides a high gain antenna, including: the antenna comprises an antenna rod body, a fixing device, a radio frequency cable and an SMA interface; the first end part of the fixing device is fixedly connected to the antenna rod body, the radio frequency cable sequentially penetrates through the second end part and the first end part of the fixing device and is electrically connected to the antenna rod body, and the first end part and the second end part are two opposite end parts in the fixing device; the end of the radio frequency cable remote from the fixture is electrically connected to the SMA interface.

As a further improvement of an embodiment of the present invention, the end of the antenna rod body away from the fixing device is provided with an antenna rubber cap.

As an embodiment of the present invention, the antenna rod body is close to the first metal wire, the phase converter and the second metal wire including the end-to-end connection are drawn in order in the direction of the fixing device, and the phase converter is in a spiral shape.

As a further improvement of an embodiment of the present invention, the fixing device includes a cylinder, the outer surface of the cylinder is provided with an external thread, the external thread extends from the second end of the cylinder to the first end of the cylinder, and an annular protrusion is provided at the first end of the cylinder.

As a further improvement of an embodiment of the present invention, the present invention further includes: and the internal thread in the nut is matched with the external thread.

As a further improvement of an embodiment of the present invention, a waterproof rubber ring surrounding the cylinder is provided between the nut and the annular protrusion.

As a further improvement of an embodiment of the present invention, the radio frequency cable passes through the cylinder along the direction in which the second end portion points to the first end portion.

The embodiment of the utility model provides a communication equipment is still provided, including foretell high gain antenna.

As a further improvement of an embodiment of the present invention, the present invention further includes: the door body is provided with a through hole, the shape of the through hole is matched with that of the cylinder, the cylinder is inserted into the through hole from the outside to the inside, the nut is positioned on the inner side of the door body and is in threaded connection with the cylinder, and the waterproof rubber ring is positioned on the outer side of the door body.

As a further improvement of an embodiment of the present invention, the present invention further includes: the refrigerator comprises a refrigerator body, a door body and a door body, wherein the outer side surface of the refrigerator body is provided with a door shaft and the door body, and the door body can rotate along the door shaft; the nut cap on the upper part of the door shaft is provided with a downward concave screw hole, the internal thread in the screw hole is matched with the external thread, and the cylinder is in threaded connection with the screw hole.

Compared with the prior art, the utility model discloses a technological effect lies in: the embodiment of the utility model provides a high-gain antenna and have its communication equipment, include: the antenna comprises an antenna rod body, a fixing device, a radio frequency cable and an SMA interface; the first end part of the fixing device is fixedly connected to the antenna rod body, the radio frequency cable sequentially penetrates through the second end part and the first end part of the fixing device and is electrically connected to the antenna rod body, and the first end part and the second end part are two end parts oppositely arranged in the fixing device; the end of the radio frequency cable far away from the fixing device is electrically connected to the SMA interface; the high-gain antenna is convenient for adjusting the installation position.

Drawings

Fig. 1 is a schematic structural diagram of a high gain antenna according to an embodiment of the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1;

fig. 3 is an enlarged view of region B in fig. 1.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. However, these embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art based on these embodiments are all included in the scope of the present invention.

Terms such as "upper," "above," "lower," "below," and the like, used herein to denote relative spatial positions, are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The embodiment of the utility model provides a high-gain antenna is provided, as shown in figure 1, figure 2 and figure 3, include:

the antenna comprises an antenna rod body 1, a fixing device 2, a radio frequency cable 3 and an SMA interface 4; the first end part of the fixing device 2 is fixedly connected to the antenna rod body 1, the radio frequency cable 3 sequentially penetrates through the second end part and the first end part of the fixing device 2 and is electrically connected to the antenna rod body 1, and the first end part and the second end part are two opposite end parts in the fixing device 2; the end of the radio frequency cable 3 remote from the fixture 2 is electrically connected to the sma (minor version a) interface 4.

Here, the high gain antenna may be used for 2G (Second Generation mobile communication technology), 3G (Third Generation mobile communication technology), 4G (Fourth Generation mobile communication technology), and 5G (Fifth Generation mobile communication technology) communication, and the like.

When the high-gain antenna is used, when a certain device needs to perform wireless communication, the SMA interface can be connected to a communication circuit, then the high-gain antenna is fixed to the device by using the fixing device 2, and due to the radio frequency cable 3, the installation position of the antenna rod body 1 can be set as required, namely, the antenna rod body 1 can be installed at a position with a strong signal.

Here, the antenna stick 1 may be made of metal such as copper, iron, or the like.

In this embodiment, an antenna rubber cap 11 is disposed on an end portion of the antenna rod body 1 far away from the fixing device 2.

This antenna rubber cap 11 can effectual protection antenna body of rod 1, improves its life.

In this embodiment, the antenna rod body 1 sequentially includes a first metal wire 12, a phase converter 13 and a second metal wire 14 connected end to end in a direction close to the fixing device 2, and the phase converter 13 is spiral.

Optionally, the length of the second metal wire 14 is greater than the first metal wire 12.

Here, both ends of the phase converter 13 are connected to the first and second metal wires, respectively. As shown in fig. 1, the phase shifter 13 may function as a spring and buffer.

Optionally, the length of the antenna rod body 1 is 257mm to 263 mm.

In this embodiment, the fixing device 2 comprises a cylindrical body 21, the outer surface of the cylindrical body 21 is provided with an external thread, the external thread extends from the second end of the cylindrical body 21 to the first end of the cylindrical body 21, and the first end of the cylindrical body 21 is provided with an annular protrusion 211.

In this embodiment, the method further includes: a nut 22, with which an internal thread in the nut 22 cooperates.

Here, in use, a through hole may be formed in the outer casing of the device, and then the second end portion of the cylinder 21 is passed through the through hole from the outside to the inside, and then the cylinder 21 is fixed to the through hole by the nut 22 at the inside. A flat cutting process may be provided on the outer side surface of the annular protrusion 211 to facilitate the rotation of the cylinder 21, for example, cutting the annular protrusion 211 into a regular hexagonal prism to facilitate the rotation of the cylinder 21 using a wrench. In addition, the outer side surface of the cylinder 21 can be cut flat, and correspondingly, the shape of the through hole is matched with that of the cylinder 21, so that the fool-proof effect is achieved.

In this embodiment, a waterproof rubber ring 23 surrounding the cylinder 21 is provided between the nut 22 and the annular protrusion 211. Here, the waterproof rubber ring 23 can prevent water from flowing into the inside of the apparatus along the through hole. Optionally, an annular groove may be disposed on an end surface of the annular protrusion 211 facing the waterproof rubber ring 23, the annular groove may be attached to the waterproof rubber ring 23, and in order to improve attachment strength, glue may be applied between the flower-shaped groove and the waterproof rubber ring 23.

In this embodiment, the rf cable 3 passes through the cylinder 21 in a direction in which the second end is directed toward the first end.

Optionally, a crimping tube 5 is fixed to an end of the radio frequency cable 3 away from the fixing device 2, and the crimping tube 5 is connected to the SMA interface 4.

The embodiment of the utility model provides a second provides a communication equipment, include: the high gain antenna of the first embodiment.

In this embodiment, the method further includes: the door body is provided with a through hole, the shape of the through hole is matched with that of the cylinder 21, the cylinder 21 is inserted into the through hole from outside to inside, the nut 22 is positioned on the inner side of the door body and is in threaded connection with the cylinder 21, and the waterproof rubber ring 23 is positioned on the outer side of the door body. Here, the cabinet may be provided therein with an installation space in which various devices may be installed, and the door may open or close the installation space. It will be appreciated that the SMA interface 4 may extend into the mounting space along the through hole.

In this embodiment, the method further includes: the refrigerator comprises a refrigerator body, a door body and a door body, wherein the outer side surface of the refrigerator body is provided with a door shaft and the door body, and the door body can rotate along the door shaft; a concave screw hole is formed in the cover cap on the upper portion of the door shaft, internal threads in the screw hole are matched with the external threads, and the cylinder 21 is in threaded connection with the screw hole. Here, the cabinet may be provided therein with an installation space in which various devices may be installed, and the door may open or close the installation space. It is understood that the screw hole may communicate with the installation space, so that the SMA interface 4 may protrude into the installation space along the screw hole.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. A high gain antenna, comprising:

the antenna comprises an antenna rod body (1), a fixing device (2), a radio frequency cable (3) and an SMA interface (4);

the first end part of the fixing device (2) is fixedly connected to the antenna rod body (1), the radio frequency cable (3) sequentially penetrates through the second end part and the first end part of the fixing device (2) and is electrically connected to the antenna rod body (1), and the first end part and the second end part are two opposite end parts in the fixing device (2);

the end of the radio frequency cable (3) remote from the fixing device (2) is electrically connected to the SMA interface (4).

2. The high gain antenna of claim 1, wherein:

an antenna rubber cap (11) is arranged at the end part, far away from the fixing device (2), of the antenna rod body (1).

3. The high gain antenna of claim 1, wherein:

the antenna rod body (1) is close to first metal wire (12), phase converter (13) and second metal wire (14) including end to end connection are drawn in proper order in the direction of fixing device (2), phase converter (13) are the heliciform.

4. The high gain antenna of claim 1, wherein:

the fixing device (2) comprises a cylinder (21), wherein an external thread is arranged on the outer surface of the cylinder (21), the external thread extends from the second end of the cylinder (21) to the first end of the cylinder (21), and an annular bulge (211) is arranged at the first end of the cylinder (21).

5. The high gain antenna of claim 4, further comprising:

a nut (22), an internal thread in the nut (22) mating with the external thread.

6. The high gain antenna of claim 4, wherein:

a waterproof rubber ring (23) surrounding the cylinder (21) is arranged between the screw cap (22) and the annular bulge (211).

7. The high gain antenna of claim 4, wherein:

the radio frequency cable (3) passes through the cylinder (21) in the direction in which the second end points towards the first end.

8. A communication device, comprising: the high gain antenna of claim 6.

9. The communications device of claim 8, further comprising:

the door body is provided with a through hole, the shape of the through hole is matched with that of the cylinder (21), the cylinder (21) is inserted into the through hole from outside to inside, the nut (22) is located on the inner side of the door body and is in threaded connection with the cylinder (21), and the waterproof rubber ring (23) is located on the outer side of the door body.

10. The communications device of claim 8, further comprising:

the refrigerator comprises a refrigerator body, a door body and a door body, wherein the outer side surface of the refrigerator body is provided with a door shaft and the door body, and the door body can rotate along the door shaft;

a concave screw hole is formed in the cover cap on the upper portion of the door shaft, internal threads in the screw hole are matched with the external threads, and the cylinder (21) is in threaded connection with the screw hole.