Dual-frequency dual-port mining directional planar antenna

Abstract

The utility model discloses a dual-frequency dual-port mining directional planar antenna, which comprises a reflecting plate, a radiating unit, a filtering characteristic centimeter network shaping plate and a radio frequency connector, the radiating unit and the filtering characteristic centimeter network shaping plate are mounted on a first mounting surface of the reflecting plate, and the radio frequency connector is mounted on a second mounting surface of the reflecting plate. The radiation unit comprises a 2.4 G radiation subunit and a 5.8 G radiation subunit which are arranged up and down, the 2.4 G radiation subunit comprises a plurality of 2.4 G radiation oscillators and 2.4 G radiation guide sheets, the plurality of 2.4 G radiation oscillators are mutually coupled and connected through the 2.4 G radiation guide sheets, the 5.8 G radiation subunit comprises a plurality of 5.8 G radiation oscillators and 5.8 G radiation guide sheets, and the 2.4 G radiation oscillators and the 5.8 G radiation guide sheets are mutually coupled and connected through the 2.4 G radiation guide sheets. The plurality of 5.8 G radiation oscillators are mutually coupled and connected through the 5.8 G radiation guide sheets, and the 2.4 G radiation subunits and the 5.8 G radiation subunits are coupled and connected through the filtering characteristic centimeter network shaping plates and the corresponding radio frequency connectors. The antenna is high in transmission efficiency and stable in signal receiving and transmitting.

Description

Technical Field

[0001] The utility model relates to the technical field of antennas, in particular to a dual-frequency dual-port directional flat antenna for mining. Background Art

[0002] In the existing technology, antennas are widely used in the field of signal reception and transmission of drone gimbals. At present, existing directional flat-panel antenna products for mining often have problems such as low antenna gain and low antenna efficiency. In actual use, the antenna reception and transmission signals are unstable and the connection timeouts occur.

[0003] There is no effective solution to the problem of unstable signal transmission and reception and connection timeout of directional flat panel antennas for mining in the existing related technologies. Utility Model Content

[0004] In view of this, it is necessary to provide a dual-band dual-port directional flat-panel antenna for mining, so as to at least solve the problems of unstable signal reception and transmission and connection timeout of the directional flat-panel antenna for mining in the related art.

[0005] A technical solution adopted by the present invention is as follows: The present invention provides a dual-band dual-port directional flat-panel antenna for mining, comprising a reflector, a radiating unit, a filtering characteristic centimeter network shaping plate and a radio frequency connector, wherein the radiating unit and the filtering characteristic centimeter network shaping plate are installed on the first mounting surface of the reflector, and the radio frequency connector is installed on the second mounting surface of the reflector. The radiating unit comprises a 2.4G radiating sub-unit and a 5.8G radiating sub-unit arranged upper and lower, the 2.4G radiating sub-unit comprises a plurality of 2.4G radiating vibrators and 2.4G radiating guide plates, and the plurality of 2.4G radiating vibrators are coupled and connected to each other through the 2.4G radiating guide plates, the 5.8G radiating sub-unit comprises a plurality of 5.8G radiating vibrators and 5.8G radiating guide plates, and the plurality of 5.8G radiating vibrators are coupled and connected to each other through the 5.8G radiating guide plates, and the 2.4G radiating sub-unit and the 5.8G radiating sub-unit are both coupled and connected through the filtering characteristic centimeter network shaping plate and the corresponding radio frequency connector.

[0006] In some embodiments, the plurality of 2.4G radiating oscillators are four 2.4G radiating oscillators, and the four 2.4G radiating oscillators are coupled to the filtering characteristic centimeter network shaping plate through the 2.4G radiation guide plate.

[0007] In some embodiments, the four 2.4G radiation vibrators include a first 2.4G radiation vibrator, a second 2.4G radiation vibrator, a third 2.4G radiation vibrator and a fourth 2.4G radiation vibrator, the first 2.4G radiation vibrator and the second 2.4G radiation vibrator are arranged opposite to each other left and right, the third 2.4G radiation vibrator and the fourth 2.4G radiation vibrator are arranged opposite to each other left and right, the first 2.4G radiation vibrator and the third 2.4G radiation vibrator are arranged opposite to each other up and down, and the second 2.4G radiation vibrator and the fourth 2.4G radiation vibrator are arranged opposite to each other up and down.

[0008] In some embodiments, the plurality of 5.8G radiation oscillators are four 5.8G radiation oscillators, and the four 5.8G radiation oscillators are coupled to the filtering characteristic centimeter network shaping plate through the 5.8G radiation guide plate.

[0009] In some embodiments, the four 5.8G radiation vibrators include a first 5.8G radiation vibrator, a second 5.8G radiation vibrator, a third 5.8G radiation vibrator and a fourth 5.8G radiation vibrator, the first 5.8G radiation vibrator and the second 5.8G radiation vibrator are arranged opposite to each other left and right, the third 5.8G radiation vibrator and the fourth 5.8G radiation vibrator are arranged opposite to each other left and right, the first 5.8G radiation vibrator and the third 5.8G radiation vibrator are arranged opposite to each other up and down, and the second 5.8G radiation vibrator and the fourth 5.8G radiation vibrator are arranged opposite to each other up and down.

[0010] In some embodiments, a mounting clamp and a support rod are further included, the reflective plate is arranged on the mounting clamp, and the second mounting surface of the reflective plate is connected to one side of the mounting clamp, and the other side of the mounting clamp is movably mounted on the support rod.

[0011] In some embodiments, the mounting clamp includes an L-shaped plate and a U-shaped screw rod, a first fixing hole and an elongated circular arc hole are provided on one side of the L-shaped plate, one end of the U-shaped screw rod is fixed at the first fixing hole by a nut, and the other end of the U-shaped screw rod is adjustably provided at the elongated circular arc hole by a nut; wherein, the height of the L-shaped plate on the support rod is adjusted by the U-shaped screw rod.

[0012] In some embodiments, a second fixing hole is provided on the other side of the L-shaped plate, and the L-shaped plate is connected and fixed to the reflective plate through the second fixing hole and bolts.

[0013] In some embodiments, an outer cover is further included, which covers the first mounting surface of the reflector, and a protection area is formed between the outer cover and the reflector. The radiation unit and the filtering characteristic centimeter network shaping plate are located in the protection area.

[0014] In some embodiments, the RF connector includes a first RF connector and a second RF connector, the first RF connector is coupled to the 2.4G radiation sub-unit through the filtering characteristic centimeter network forming board, and the second RF connector is coupled to the 5.8G radiation sub-unit through the filtering characteristic centimeter network forming board.

[0015] Compared with the prior art, the beneficial effects of the present invention are: the embodiment of the present application provides a dual-band dual-port directional flat-panel antenna for mining, and the radiating unit adopts a 2.4G radiating unit and a 5.8G radiating unit of two different RF frequency bands, thereby realizing the function of dual-frequency signal reception and transmission; the radiating unit adopts a mining guide plate and a filtering characteristic centimeter network shaping plate, and adopts an open-circuit design for feeding network transmission, so that the antenna transmission efficiency is higher, the array gain is highly directive, and there are fewer parasitic multi-order mixed signals. The antenna meets the safety standards of coal mines. At the same time, two RF connectors are used as outward ports to realize the dual-port transmission function. The outer cover adopts an anti-static / anti-flame retardant / anti-UV design to prevent static electricity accumulation, protect electronic equipment, improve safety, have higher performance and higher commercial value, and are highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic structural diagram of the front side of the reflector in an embodiment of the present application;

[0017] Figure 2 is a schematic structural diagram of a radiation unit according to an embodiment of the present application;

[0018] Figure 3 This is a schematic structural diagram of a 2.4G radiation subunit according to an embodiment of the present application;

[0019] Figure 4 A schematic structural diagram of a 5.8G radiation subunit according to an embodiment of the present application;

[0020] Figure 5 This is a schematic structural diagram of the back side of the reflector in an embodiment of the present application;

[0021] Figure 6 Schematic diagram of the overall structure of an embodiment of the present application.

[0022] Reference numerals:

[0023] 100, reflector; 11, first mounting surface; 12, second mounting surface;

[0024] 200, radiation unit; 21, 2.4G radiation subunit; 211, 2.4G radiation vibrator; 2111, first 2.4G radiation vibrator; 2112, second 2.4G radiation vibrator; 2113, third 2.4G radiation vibrator; 2114, fourth 2.4G radiation vibrator; 212, 2.4G radiation guide; 22, 5.8G radiation subunit; 221, 5.8G radiation vibrator; 2211, first 5.8G radiation vibrator; 2212, second 5.8G radiation vibrator; 2213, third 5.8G radiation vibrator; 2214, fourth 5.8G radiation vibrator; 222, 5.8G radiation guide;

[0025] 300, filtering characteristics centimeter network shaping board;

[0026] 400, RF connector;

[0027] 500, mounting clip; 51, L-shaped plate; 511, first fixing hole; 512, long arc hole; 513, second fixing hole; 52, U-shaped screw;

[0028] 600, support rod;

[0029] 700. Outer cover. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0031] It should be noted that when a component is referred to as being "mounted on" another component, it may be mounted directly on the other component or there may be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a central component. When a component is considered to be "fixed to" another component, it may be directly fixed to the other component or there may be a central component.

[0032] Unless otherwise defined, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of this invention are for the purpose of describing specific embodiments only and are not intended to limit this invention. The term "or / and" as used herein includes any and all combinations of one or more of the associated listed items.

[0033] See Figures 1 to 6 The embodiment of the present application provides a dual-band dual-port directional flat-panel antenna for mining, including a reflector 100, a radiation unit 200, a filtering characteristic centimeter network shaping plate 300, and a radio frequency connector 400. The radiation unit 200 and the filtering characteristic centimeter network shaping plate 300 are installed on the first mounting surface 11 of the reflector 100, and the radio frequency connector 400 is installed on the second mounting surface 12 of the reflector 100. The radiation unit 200 includes a 2.4G radiation subunit 21 and a 5.8G radiation subunit 22 arranged in an upper and lower manner. The 2.4G radiation subunit 21 includes a plurality of 2.4G radiation oscillators 211. With the 2.4G radiation guide plate 212, several 2.4G radiation vibrators 211 are coupled and connected to each other through the 2.4G radiation guide plate 212, the 5.8G radiation sub-unit 22 includes several 5.8G radiation vibrators 221 and 5.8G radiation guide plates 222, and several 5.8G radiation vibrators 221 are coupled and connected to each other through the 5.8G radiation guide plates 222, and the 2.4G radiation sub-unit 21 and the 5.8G radiation sub-unit 22 are both coupled and connected through the filtering characteristic centimeter network shaping board 300 and the corresponding RF connector 400; wherein the RF connector 400 is set as an external port.

[0034] In the above-mentioned directional flat-panel antenna for mining, the radiating unit 200 adopts two 2.4G radiating units 21 and 5.8G radiating units 22 with two different RF frequency bands as signal receiving and transmitting units, thereby realizing the function of dual-frequency signal receiving and transmitting; the radiating unit 200 adopts a mining guide plate and a filtering characteristic centimeter network shaping plate 300, and adopts an open-circuit design for feeding network transmission, so that the antenna transmission efficiency is higher, the array gain is high and directivity, and there are fewer parasitic multi-order mixed signals, so that the antenna of this application meets the safety standards of coal mines. At the same time, two RF connectors 400 are used as outward ports to realize the function of dual-port transmission, and the outer cover 700 adopts an anti-static / anti-flame retardant / anti-UV design to prevent static electricity accumulation, protect electronic equipment, and improve safety.

[0035] In order to realize the receiving and transmitting function of one of the frequency bands, in some optional implementation schemes, the plurality of 2.4G radiating oscillators 211 are four 2.4G radiating oscillators 211, and the four 2.4G radiating oscillators 211 are coupled to the filtering characteristic centimeter network shaping board 300 through the 2.4G radiation guide plate 212.

[0036] In some optional embodiments, the four 2.4G radiation vibrators 211 include a first 2.4G radiation vibrator 2111, a second 2.4G radiation vibrator 2112, a third 2.4G radiation vibrator 2113 and a fourth 2.4G radiation vibrator 2114. The first 2.4G radiation vibrator 2111 and the second 2.4G radiation vibrator 2112 are arranged opposite to each other left and right, the third 2.4G radiation vibrator 2113 and the fourth 2.4G radiation vibrator 2114 are arranged opposite to each other left and right, the first 2.4G radiation vibrator 2111 and the third 2.4G radiation vibrator 2113 are arranged opposite to each other up and down, and the second 2.4G radiation vibrator 2112 and the fourth 2.4G radiation vibrator 2114 are arranged opposite to each other up and down.

[0037] It can be understood that with such a setting, by using the first 2.4G radiation vibrator 2111, the second 2.4G radiation vibrator 2112, the third 2.4G radiation vibrator 2113 and the fourth 2.4G radiation vibrator 2114 as receiving and transmitting components, the antenna can receive or send signals in the frequency band of this 2.4G radiation, and the receiving and transmitting effect is good.

[0038] In order to realize the receiving and transmitting function of another frequency band, in some optional implementation schemes, the plurality of 5.8G radiating oscillators 221 are four 5.8G radiating oscillators 221, and the four 5.8G radiating oscillators 221 are coupled to the filtering characteristic centimeter network shaping board 300 through the 5.8G radiation guide plate 222.

[0039] In some optional embodiments, the four 5.8G radiation vibrators 221 include a first 5.8G radiation vibrator 2211, a second 5.8G radiation vibrator 2212, a third 5.8G radiation vibrator 2213 and a fourth 5.8G radiation vibrator 2214. The first 5.8G radiation vibrator 2211 and the second 5.8G radiation vibrator 2212 are arranged opposite to each other left and right, the third 5.8G radiation vibrator 2213 and the fourth 5.8G radiation vibrator 2214 are arranged opposite to each other left and right, the first 5.8G radiation vibrator 2211 and the third 5.8G radiation vibrator 2213 are arranged opposite to each other up and down, and the second 5.8G radiation vibrator 2212 and the fourth 5.8G radiation vibrator 2214 are arranged opposite to each other up and down.

[0040] It can be understood that with such a setting, by using the first 5.8G radiation vibrator 2211, the second 5.8G radiation vibrator 2212, the third 5.8G radiation vibrator 2213 and the fourth 5.8G radiation vibrator 2214 as another receiving and transmitting component, the antenna can receive or transmit signals in the frequency band of this 5.8G radiation, and the receiving and transmitting effect is good.

[0041] In order to better fix the reflector 100 and the radiation unit 200 on the external device, some optional embodiments further include a mounting clamp 500 and a support rod 600. The reflector 100 is arranged on the mounting clamp 500, and the second mounting surface 12 of the reflector 100 is connected to one side of the mounting clamp 500, and the other side of the mounting clamp 500 is movably mounted on the support rod 600.

[0042] In order to achieve the horizontal angle adjustment and vertical height adjustment functions of the radiation unit 200, in some optional embodiments, the mounting clamp 500 includes an L-shaped plate 51 and a U-shaped screw rod 52, and one side of the L-shaped plate 51 is provided with a first fixing hole 511 and a long arc hole 512, one end of the U-shaped screw rod 52 is fixed at the first fixing hole 511 by a nut, and the other end of the U-shaped screw rod 52 is adjustably provided at the long arc hole 512 by a nut; wherein, the height of the L-shaped plate 51 on the support rod 600 is adjusted by the U-shaped screw rod 52.

[0043] In some optional embodiments, a second fixing hole 513 is provided on the other side of the L-shaped plate 51 , and the L-shaped plate 51 is connected and fixed to the reflective plate 100 via bolts through the second fixing hole 513 .

[0044] In order to better protect the safety of circuits or components, some optional embodiments further include an outer cover 700, which covers the first mounting surface 11 of the reflector 100. A protective area is formed between the outer cover 700 and the reflector 100. The radiation unit 200 and the filtering characteristic centimeter network shaping plate 300 are located in the protective area. The outer cover 700 adopts an anti-static / anti-flame retardant / anti-UV design to prevent static electricity accumulation, protect electronic equipment, and improve safety.

[0045] In order to realize the dual-port transmission function of the present application, in some optional embodiments, the RF connector 400 includes a first RF connector 41 and a second RF connector 42. The first RF connector 41 is coupled to the 2.4G radiation sub-unit 21 through the filtering characteristic centimeter network shaping board 300, and the second RF connector 42 is coupled to the 5.8G radiation sub-unit 22 through the filtering characteristic centimeter network shaping board 300. The dual ports are used as external ports to improve the applicability of the present application.

[0046] Those skilled in the art should recognize that the above embodiments are merely intended to illustrate the present invention and are not intended to limit the present invention. As long as they are within the spirit of the present invention, appropriate changes and modifications to the above embodiments fall within the scope of protection claimed by the present invention.

Claims

1. A dual-band dual-port directional flat antenna for mining, characterized in that: The invention comprises a reflector (100), a radiation unit (200), a filtering characteristic centimeter network shaping plate (300) and a radio frequency connector (400), wherein the radiation unit (200) and the filtering characteristic centimeter network shaping plate (300) are mounted on a first mounting surface (11) of the reflector (100), and the radio frequency connector (400) is mounted on a second mounting surface (12) of the reflector (100), and the radiation unit (200) comprises a 2.4G radiation subunit (21) and a 5.8G radiation subunit (22) arranged in an upper and lower manner, and the 2.4G radiation subunit (21) comprises a plurality of 2.4G radiation oscillators (211) and a 5.8G radiation subunit (22). 2.4G radiation guide plate (212), a plurality of the 2.4G radiation oscillators (211) are coupled to each other through the 2.4G radiation guide plate (212), the 5.8G radiation subunit (22) includes a plurality of 5.8G radiation oscillators (221) and a 5.8G radiation guide plate (222), a plurality of the 5.8G radiation oscillators (221) are coupled to each other through the 5.8G radiation guide plate (222), and the 2.4G radiation subunit (21) and the 5.8G radiation subunit (22) are coupled to each other through the filtering characteristic centimeter network shaping plate (300) and the corresponding radio frequency connector (400).

2. The dual-band dual-port directional flat antenna for mining according to claim 1, characterized in that: The plurality of 2.4G radiation oscillators (211) are four 2.4G radiation oscillators (211), and the four 2.4G radiation oscillators (211) are coupled to the filtering characteristic centimeter network shaping plate (300) via the 2.4G radiation guide plate (212).

3. The dual-band dual-port directional flat antenna for mining according to claim 2, characterized in that: The four 2.4G radiation vibrators (211) include a first 2.4G radiation vibrator (2111), a second 2.4G radiation vibrator (2112), a third 2.4G radiation vibrator (2113) and a fourth 2.4G radiation vibrator (2114), wherein the first 2.4G radiation vibrator (2111) and the second 2.4G radiation vibrator (2112) are arranged relative to each other on the left and right, the third 2.4G radiation vibrator (2113) and the fourth 2.4G radiation vibrator (2114) are arranged relative to each other on the left and right, the first 2.4G radiation vibrator (2111) and the third 2.4G radiation vibrator (2113) are arranged relative to each other on the top and bottom, and the second 2.4G radiation vibrator (2112) and the fourth 2.4G radiation vibrator (2114) are arranged relative to each other on the top and bottom.

4. The dual-band dual-port directional flat antenna for mining according to claim 1, characterized in that: The plurality of 5.8G radiation vibrators (221) are four 5.8G radiation vibrators (221), and the four 5.8G radiation vibrators (221) are coupled to the filtering characteristic centimeter network shaping plate (300) through the 5.8G radiation guide plate (222).

5. The dual-band dual-port directional flat antenna for mining according to claim 4, characterized in that: The four 5.8G radiation vibrators (221) include a first 5.8G radiation vibrator (2211), a second 5.8G radiation vibrator (2212), a third 5.8G radiation vibrator (2213) and a fourth 5.8G radiation vibrator (2214), wherein the first 5.8G radiation vibrator (2211) and the second 5.8G radiation vibrator (2212) are arranged relative to each other on the left and right, the third 5.8G radiation vibrator (2213) and the fourth 5.8G radiation vibrator (2214) are arranged relative to each other on the left and right, the first 5.8G radiation vibrator (2211) and the third 5.8G radiation vibrator (2213) are arranged relative to each other on the top and bottom, and the second 5.8G radiation vibrator (2212) and the fourth 5.8G radiation vibrator (2214) are arranged relative to each other on the top and bottom.

6. The dual-band dual-port directional flat antenna for mining according to claim 1, characterized in that: It also includes a mounting clamp (500) and a support rod (600), wherein the reflective plate (100) is arranged on the mounting clamp (500), and the second mounting surface (12) of the reflective plate (100) is connected to one side of the mounting clamp (500), and the other side of the mounting clamp (500) is movably sleeved on the support rod (600).

7. The dual-band dual-port directional flat antenna for mining according to claim 6, characterized in that: The mounting clamp (500) comprises an L-shaped plate (51) and a U-shaped screw rod (52), wherein a first fixing hole (511) and an elongated circular arc hole (512) are provided on one side of the L-shaped plate (51), one end of the U-shaped screw rod (52) is fixed to the first fixing hole (511) via a nut, and the other end of the U-shaped screw rod (52) is adjustably provided at the elongated circular arc hole (512) via a nut; wherein the height of the L-shaped plate (51) on the support rod (600) is adjusted by the U-shaped screw rod (52).

8. The dual-band dual-port directional flat antenna for mining according to claim 7, characterized in that: A second fixing hole (513) is provided on the other side of the L-shaped plate (51), and the L-shaped plate (51) is connected and fixed to the reflecting plate (100) via the second fixing hole (513) and bolts.

9. The dual-band dual-port directional flat antenna for mining according to claim 1, characterized in that: The device further comprises an outer cover (700), wherein the outer cover (700) covers the first mounting surface (11) of the reflector (100), a protection area is formed between the outer cover (700) and the reflector (100), and the radiation unit (200) and the filtering characteristic centimeter network shaping plate (300) are located within the protection area.

10. The dual-band dual-port directional flat antenna for mining according to claim 1, characterized in that: The RF connector (400) includes a first RF connector (41) and a second RF connector (42), wherein the first RF connector (41) is coupled to the 2.4G radiation subunit (21) via the filtering characteristic centimeter network shaping board (300), and the second RF connector (42) is coupled to the 5.8G radiation subunit (22) via the filtering characteristic centimeter network shaping board (300).

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