Anti-interference antenna with high isolation degree of transmitting and receiving channels

Abstract

The utility model relates to the technical field of antennas, in particular to an anti-interference antenna with high isolation of receiving and transmitting channels, which comprises a base and a round cover, the middle part of the upper end of the base is fixedly connected with a fixing device, an antenna main body is clamped and mounted in the fixing device, and the middle part of the upper end of the antenna main body is fixedly connected with an anti-interference module. The periphery of the upper end of the antenna main body is fixedly connected with a plurality of antenna array blocks, the upper part of the outer surface of the round cover is in threaded connection with the round cover, the middle part of the upper end of the round cover is provided with a screw hole, and the middle part of the upper end of the round cover is in threaded connection with a pressing and fixing device. According to the anti-interference antenna with the high isolation degree of the transmitting and receiving channels, through the arrangement of the fixing device and the pressing and fixing device, the inner part of the antenna main body is timely cooled, the heat dissipation effect is good, the realization of the good transmitting and receiving channels is an important guarantee for fully exerting the efficiency, and a threaded installation mode is adopted, so that the antenna is convenient to disassemble, assemble and use; and later maintenance of the antenna main body is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of antennas, and in particular to an anti-interference antenna with high isolation of a transmitting and receiving channel. Background Art

[0002] In satellite navigation and positioning equipment, anti-interference antennas are key devices for improving the navigation performance of satellite navigation equipment, enhancing the availability of satellite navigation and positioning, and improving environmental adaptability. There are at least the following disadvantages in the use of existing anti-interference antennas with high isolation of transceiver channels: the existing anti-interference antenna array antennas accumulate more and more heat over time and cannot be cooled in time, and the heat dissipation effect is poor, resulting in an impact between the channels in the anti-interference antenna, reducing the service life of the anti-interference antenna; the working condition of the existing anti-interference antenna is easily affected by the surrounding weather environment, and is easily shaken and damaged, and is not easy to disassemble and repair; therefore, we have introduced an anti-interference antenna with high isolation of transceiver channels. Utility Model Content

[0003] The main purpose of the utility model is to provide an anti-interference antenna with high isolation of the transmitting and receiving channels, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] An anti-interference antenna with high isolation of transceiver channels, comprising a base and a round cover, wherein four corners of the upper end of the base are provided with mounting holes, a fixing device is fixedly connected to the middle of the upper end of the base, an antenna body is clamped and installed in the fixing device, an anti-interference module is fixedly connected to the middle of the upper end of the antenna body, a plurality of antenna array blocks are fixedly connected around the upper end of the antenna body, a round cover is threadedly connected to the upper part of the outer surface of the round cover, a screw hole is provided in the middle of the upper end of the round cover, and a pressing device is threadedly connected to the middle of the upper end of the round cover;

[0006] The fixing device comprises an outer isolation cover, the outer surface of which is provided with a plurality of heat dissipation grooves, the middle parts of the inner groove walls of the plurality of heat dissipation grooves are fixedly connected with heat dissipation fins, the middle part of the lower end of the outer isolation cover is provided with a card slot, and the outer isolation cover is fixedly connected to the middle part of the upper end of the base.

[0007] Preferably, the pressing device includes a screw rod, the upper end of which is fixedly connected to a handle, the lower end of which is movably connected to a round block via a bearing, the outer surface of the round block is fixedly connected to a plurality of connecting frames, the other ends of the plurality of connecting frames are commonly fixedly connected to a pressing ring, the lower end of the pressing ring is fixedly connected to an anti-slip layer, and the screw rod is threadedly connected to the middle part of the upper end of the round cover.

[0008] Preferably, a plurality of the heat dissipation fins are arranged in a ring array with the outer isolation cover as the center, and the position and size of the card slot are matched with the position and size of the antenna body.

[0009] Preferably, the upper portion of the outer surface of the outer isolation cover is threadedly mounted with the round cover.

[0010] Preferably, the position size of the screw rod is matched with the position size of the screw hole, and the compression ring is tightly attached to the surfaces of several antenna array blocks.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. By setting a fixing device, an outer isolation cover is fixedly installed in the middle of the upper end of the base. A plurality of heat dissipation grooves are opened on the outer surface of the outer isolation cover for heat dissipation of a plurality of antenna array blocks. Heat dissipation fins are arranged in the plurality of heat dissipation grooves. The plurality of heat dissipation fins are used to absorb heat. The plurality of heat dissipation fins are arranged in a circular array with the outer isolation cover as the center, so that the interior of the antenna body can be timely cooled and the heat dissipation effect is good. Achieving a good transceiver channel is an important guarantee for its full performance. Only when the equipment achieves a good transceiver channel can the normal working ability of the navigation equipment be guaranteed;

[0013] 2. By setting a pressing device, since the position and size of the card slot are matched with the position and size of the antenna body, the antenna body is installed in the card slot, and the round cover is threadedly installed on the upper outer surface of the outer isolation cover. By holding the handle, the screw moves in the screw hole to make the round block move up and down, and the pressing ring is used to press and fix on the surface of several antenna array blocks to achieve the fixation of the antenna body. The threaded installation method is convenient for disassembly and assembly, and convenient for later maintenance of the antenna body, which solves the problem that the device is easily affected by the surrounding weather environment and is easy to shake and damage, and is not convenient for disassembly and assembly for maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of an anti-interference antenna with high isolation of the transmitting and receiving channels of the utility model;

[0015] Figure 2 This is a schematic diagram of the overall small explosion structure of an anti-interference antenna with high isolation of the transceiver channel of the utility model;

[0016] Figure 3 This is a schematic diagram of the overall structure of a fixing device for an anti-interference antenna with high isolation of the transceiver channels of the utility model;

[0017] Figure 4 The utility model is a schematic diagram of the overall structure of a pressing device for an anti-interference antenna with high isolation of the transmitting and receiving channels.

[0018] In the figure: 1. base; 2. mounting hole; 3. fixing device; 4. round cover; 5. pressing device; 6. antenna body; 7. antenna array block; 8. anti-interference module; 9. screw hole; 31. outer isolation cover; 32. heat dissipation fins; 33. heat dissipation slot; 34. card slot; 51. handle; 52. screw; 53. pressing ring; 54. connecting frame; 55. round block; 56. anti-slip layer. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figure 1-4 , the utility model provides a technical solution:

[0023] An anti-interference antenna with high isolation of transmitting and receiving channels comprises a base 1 and a round cover 4, wherein four corners of the upper end of the base 1 are provided with mounting holes 2, a fixing device 3 is fixedly connected to the middle of the upper end of the base 1, an antenna body 6 is clamped and installed in the fixing device 3, an anti-interference module 8 is fixedly connected to the middle of the upper end of the antenna body 6, a plurality of antenna array blocks 7 are fixedly connected around the upper end of the antenna body 6, the upper part of the outer surface of the round cover 4 is threadedly connected to the round cover 4, a screw hole 9 is provided in the middle of the upper end of the round cover 4, and a pressing device 5 is threadedly connected to the middle of the upper end of the round cover 4;

[0024] The fixing device 3 includes an outer isolation cover 31, and a plurality of heat dissipation grooves 33 are formed on the outer surface of the outer isolation cover 31. The middle parts of the inner groove walls of the plurality of heat dissipation grooves 33 are fixedly connected with heat dissipation fins 32. A card slot 34 is formed in the middle part of the lower end of the outer isolation cover 31, and the outer isolation cover 31 is fixedly connected to the middle part of the upper end of the base 1; the plurality of heat dissipation fins 32 are arranged in an annular array with the outer isolation cover 31 as the center, and the position and size of the card slot 34 are adapted to the position and size of the antenna body 6; the upper part of the outer surface of the outer isolation cover 31 is threadedly mounted with the round cover 4; the position and size of the card slot 34 are adapted to the position and size of the antenna body 6, so that the antenna body 6 is installed in the card slot 34, and the plurality of heat dissipation fins 32 are arranged in an annular array with the outer isolation cover 31 as the center, and the plurality of heat dissipation fins 32 are utilized to absorb heat, so that the interior of the antenna body 6 is timely cooled.

[0025] In this embodiment, the pressing device 5 includes a screw rod 52, the upper end of which is fixedly connected to a handle 51, the lower end of which is movably connected to a round block 55 through a bearing, the outer surface of the round block 55 is fixedly connected to a plurality of connecting frames 54, the other ends of the plurality of connecting frames 54 are commonly fixedly connected to a pressing ring 53, the lower end of the pressing ring 53 is fixedly connected to an anti-slip layer 56, and the screw rod 52 is threadedly connected to the middle part of the upper end of the round cover 4; the position and size of the screw rod 52 are adapted to the position and size of the screw hole 9, and the pressing ring 53 is tightly attached to the surfaces of the plurality of antenna array blocks 7; by adapting the position and size of the screw rod 52 to the position and size of the screw hole 9, the handle 51 is held, and the screw rod 52 moves in the screw hole 9, so that the round block 55 moves up and down, and the pressing ring 53 is pressed and fixed to the surfaces of the plurality of antenna array blocks 7 to fix the antenna body 6, and a threaded installation method is adopted, which is convenient for disassembly and assembly.

[0026] It should be noted that the utility model is an anti-interference antenna with high isolation of the receiving and transmitting channels. During use, the base 1 is installed at the required position through four mounting nails passing through the mounting holes 2 respectively, and the outer isolation cover 31 is fixedly installed at the middle part of the upper end of the base 1. Since the position and size of the card slot 34 are adapted to the position and size of the antenna body 6, the antenna body 6 is installed in the card slot 34, and the round cover 4 is threadedly installed on the upper part of the outer surface of the outer isolation cover 31. By holding the handle 51, the screw 52 moves in the screw hole 9, so that the round block 55 moves up and down, and the pressing ring 53 is pressed and fixed on the surface of several antenna array blocks 7 to realize the antenna body 6. The fixing adopts the threaded installation method, which is convenient for disassembly and use, and convenient for the later maintenance of the antenna body 6, which solves the problem that the device is easily affected by the surrounding weather environment and is easy to shake and damage, and is not convenient for disassembly and maintenance. A number of heat dissipation grooves 33 are opened on the outer surface of the outer isolation cover 31, which are used for heat dissipation of a number of antenna array blocks 7. Heat dissipation fins 32 are arranged in the several heat dissipation grooves 33, and the heat is absorbed by the several heat dissipation fins 32 so that the interior of the antenna body 6 can be dissipated in time. Realizing a good transceiver channel is an important guarantee for its full performance. Only when the equipment realizes a good transceiver channel can the normal working ability of the navigation equipment be guaranteed.

[0027] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An anti-interference antenna with high isolation between transmitting and receiving channels, comprising a base (1) and a round cover (4), characterized in that: The four corners of the upper end of the base (1) are provided with mounting holes (2); the middle part of the upper end of the base (1) is fixedly connected with a fixing device (3); the fixing device (3) is clamped and installed with an antenna body (6); the middle part of the upper end of the antenna body (6) is fixedly connected with an anti-interference module (8); the upper end of the antenna body (6) is fixedly connected with a plurality of antenna array blocks (7); the upper part of the outer surface of the round cover (4) is threadedly connected with the round cover (4); the middle part of the upper end of the round cover (4) is provided with a screw hole (9); the middle part of the upper end of the round cover (4) is threadedly connected with a pressing device (5); The fixing device (3) comprises an outer isolation cover (31), the outer surface of the outer isolation cover (31) is provided with a plurality of heat dissipation grooves (33), the middle parts of the inner groove walls of the plurality of heat dissipation grooves (33) are fixedly connected with heat dissipation fins (32), the middle part of the lower end of the outer isolation cover (31) is provided with a clamping groove (34), and the outer isolation cover (31) is fixedly connected to the middle part of the upper end of the base (1).

2. The anti-interference antenna with high isolation of transceiver channels according to claim 1, characterized in that: The pressing device (5) comprises a screw rod (52), the upper end of which is fixedly connected to a handle (51), the lower end of which is movably connected to a round block (55) via a bearing, the outer surface of which is fixedly connected to a plurality of connecting frames (54), the other ends of which are commonly fixedly connected to a pressing ring (53), the lower end of which is fixedly connected to an anti-slip layer (56), and the screw rod (52) is threadedly connected to the middle portion of the upper end of the round cover (4).

3. The anti-interference antenna with high isolation of transceiver channels according to claim 1, characterized in that: The plurality of heat dissipation fins (32) are arranged in a ring array with the outer isolation cover (31) as the center, and the position and size of the card slot (34) are matched with the position and size of the antenna body (6).

4. The anti-interference antenna with high isolation of transceiver channels according to claim 1, characterized in that: The upper portion of the outer surface of the outer isolation cover (31) is threadedly mounted on the round cover (4).

5. The anti-interference antenna with high isolation of transceiver channels according to claim 2, characterized in that: The position and size of the screw rod (52) are matched with the position and size of the screw hole (9), and the pressing ring (53) is tightly attached to the surfaces of a plurality of antenna array blocks (7).

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