An antenna with improved low frequency bandwidth

Abstract

The utility model discloses an antenna for improving low-frequency bandwidth, which includes: a signal box, a rotating pin is provided on the signal box, a mounting frame is fixedly connected to the outer surface of the rotating pin, a signal net is provided on the mounting frame, a support plate is provided on the signal net, and a spiral antenna is provided on the support plate; an insulating plate is detachably connected to the upper surface of the signal box, a rain shield is fixedly connected to the upper surface of the insulating plate, one end of the rain shield is fixedly connected to the rain shield, the upper surface of the rain shield is detachably connected to a bracket, a rib plate is provided at the bottom of the bracket, one end of the bracket is detachably connected to a lightning rod, and a lightning ball is provided on the lightning rod. Through the above device, the rain shield is connected to the rain shield, which effectively prevents rainwater from entering the signal box, prolongs the service life of the signal box, effectively blocks strong winds through the rib plate, receives lightning through the lightning rod, and resolves the lightning through the insulating plate.

Description

Technical Field

[0001] The utility model relates to the technical field of low-frequency broadband antennas, in particular to an antenna with improved low-frequency bandwidth. Background Art

[0002] Existing low-frequency broadband antenna technology is mostly installed without protective measures, but this method often encounters lightning and wind and rain when in use. For example, a Chinese patent discloses "an antenna with improved low-frequency bandwidth", and its application number is "CN202020317591.6". It improves the low-frequency performance of the antenna after the switch switching inductance to improve the low-frequency bandwidth. After the switch is switched, the low-frequency efficiency is almost not lost, while the conventional antenna switch point has serious low-frequency efficiency loss after switching, and the performance drops by more than 3dB. However, its structure is simple, and when used outdoors, it often encounters thunderstorms and sun exposure, which can easily cause damage to the low-frequency broadband antenna equipment. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art, and provides an antenna with improved low-frequency bandwidth. The utility model is connected with the rain shield through a rain shield to protect the low-frequency broadband antenna from rain erosion and reduce the impact on the performance of the low-frequency broadband antenna, prevent rain from entering the signal box, avoid damage such as short circuit and leakage caused by rain, and also play a sunshade role to reduce the impact of sunlight on the antenna. Through the plastic jacket, the low-frequency broadband antenna is effectively insulated and protected to prevent short circuit and failure caused by contact with external electrical appliances, and ensure normal operation. The plastic jacket also has a certain structural rigidity, which can increase the stability of the low-frequency broadband antenna and reduce the impact of wind on the low-frequency broadband antenna. Through the rib plate and the bracket, the bearing capacity and bending resistance are effectively increased, the occupied area is small, the large wind force can be withstood, and the compressive strength is strong. Through the insulating plate, the flow of lightning is effectively blocked, and the signal box is better protected from short circuit and failure. At the same time, it also has the function of preventing the spread of fire and burning the signal box. Through the lightning ball, the lightning is guided and transmitted to the insulating plate to protect the equipment so that the equipment can work normally.

[0004] The utility model also provides an antenna with the above-mentioned improved low-frequency bandwidth, including: a signal box, a rotating pin is provided on the signal box, the outer surface of the rotating pin is fixedly connected to a mounting frame, and the mounting frame is driven to rotate by its own rotation, the upper surface of the mounting frame is fixedly connected to a first support rod, the upper surface of the first support rod is detachably connected to a signal network, the signal network is provided with a second support rod, the upper surface of the second support rod is detachably connected to a support plate, the upper surface of the support plate is detachably connected to a plastic jacket, a helical antenna is provided on the support plate, and the helical antenna is inside the plastic jacket; the upper surface of the signal box is detachably connected to an insulating plate, the upper surface of the insulating plate is fixedly connected to a rain shield frame, one end of the rain shield frame is fixedly connected to a rain shield plate, the upper surface of the rain shield plate is detachably connected to a bracket, a rib plate is provided at the bottom of the bracket, the number of the rib plates is four, one end of the bracket is detachably connected to a lightning rod, and a lightning ball is provided on the lightning rod. Through the above device, the rain shield is connected to the rain shield frame to effectively prevent rain from entering the signal box, thereby extending the service life of the signal box. The rib plate can effectively block strong winds, and the lightning rod can receive lightning to prevent the signal box from being damaged. The lightning is resolved by the insulating plate.

[0005] According to the utility model, the antenna with improved low-frequency bandwidth has a cover detachably connected to the outer surface of the rotating pin, and the rotating pin is located inside the cover. Through the above device and the cover, the rotating pin is prevented from rusting in rainwater for a long time, and water is prevented from entering the interior and damaging parts.

[0006] According to the antenna with improved low-frequency bandwidth described in the utility model, a protective cover is provided on the lower surface of the signal box, and the protective cover is fixedly connected to the signal box. Through the above device, the internal parts are effectively prevented from being eroded by rainwater through the protective cover, and the fixed connection has no gaps to prevent rainwater from entering.

[0007] According to the antenna for improving low-frequency bandwidth of the utility model, the output end of the signal box is fixedly connected with a broadband line, and the broadband line is located inside the protective cover. Through the above device, the broadband line is prevented from being eroded by rain and damaged by rain.

[0008] According to the utility model, the antenna with improved low-frequency bandwidth is connected to a reel in rotation on the top surface of the protective cover, and the broadband line is attached to the outer surface of the reel. Through the above device, the broadband line is effectively collected through the reel connection to prevent the broadband line from being disordered.

[0009] According to the antenna with improved low-frequency bandwidth described in the utility model, the lower surface of the signal box is detachably connected with a fixing frame, and the number of the fixing frames is four. Through the above device, the fixing frame can be stably placed on other surfaces to increase strength.

[0010] According to the antenna with improved low-frequency bandwidth described in the utility model, a threaded hole is provided at one end of the fixing frame, a first hexagonal bolt is detachably connected to the threaded hole, and a first hexagonal nut is provided on the first hexagonal bolt. Through the above device, the fixing frame is fastened by connecting the first hexagonal bolt and the first hexagonal nut so that it is not affected by strong wind.

[0011] According to the antenna with improved low-frequency bandwidth described in the utility model, the outer surface of the signal box is fixedly connected with a handle, the bracket is provided with a second hexagonal bolt, and the second hexagonal nut is provided on the second hexagonal bolt. Through the above device, the handle is convenient for workers to carry, and the second hexagonal bolt and the second hexagonal nut fasten the bracket.

[0012] Beneficial Effects

[0013] 1. Compared with the prior art, the antenna for improving the low-frequency bandwidth is connected to the rain shield through a rain shield, which protects the low-frequency broadband antenna from rain erosion and reduces the impact on the performance of the low-frequency broadband antenna, prevents rain from entering the signal box, and avoids damage such as short circuit and leakage caused by rain. At the same time, it also plays a sunshade role and reduces the impact of sunlight on the antenna.

[0014] 2. Compared with the prior art, the antenna used to improve the low-frequency bandwidth effectively insulates and protects the low-frequency broadband antenna through the plastic jacket, prevents short circuits and failures caused by contact with external electrical appliances, and ensures normal operation. The plastic jacket also has a certain structural rigidity, which can increase the stability of the low-frequency broadband antenna and reduce the impact of wind on the low-frequency broadband antenna.

[0015] 3. Compared with the prior art, the antenna used to improve the low-frequency bandwidth is connected to the bracket through a rib plate, which effectively increases the bearing capacity and bending resistance, occupies a small area, withstands greater wind force, and has strong compressive resistance. Through the insulating plate, it effectively blocks the flow of lightning and better protects the signal box from short circuits and failures. At the same time, it also prevents the spread of fire and burns the signal box. Through the lightning ball, it guides the lightning and transmits it to the insulating plate to protect the equipment so that the equipment can work normally. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 A front view of the antenna for improving low-frequency bandwidth of the utility model;

[0018] Figure 2 A rear view of the antenna for improving low frequency bandwidth of the utility model;

[0019] Figure 3 Antenna for improving low frequency bandwidth of the utility model Figure 1A vertical cross-sectional view of

[0020] Figure 4 The utility model improves the low frequency bandwidth of the antenna Figure 3 Enlarged view of point A in the middle;

[0021] Figure 5 The utility model improves the low frequency bandwidth of the antenna Figure 3 Enlarged view of point B in the middle.

[0022] Legend:

[0023] 1. Signal box; 2. Protective cover; 3. Reel; 4. Broadband line; 5. Fixing frame; 6. First hexagonal bolt; 7. First hexagonal nut; 8. Rotating pin; 9. Cover; 10. Mounting frame; 11. First support pole; 12. Signal net; 13. Second support pole; 14. Support plate; 15. Helical antenna; 16. Plastic jacket; 17. Insulating plate; 18. Rain shield; 19. Rain shield; 20. Bracket; 21. Rib plate; 22. Second hexagonal bolt; 23. Second hexagonal nut; 24. Lightning rod; 25. Lightning ball; 26. Handle. DETAILED DESCRIPTION

[0024] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0025] Reference Figure 1-5The utility model embodiment is an antenna for improving low-frequency bandwidth, which includes: a signal box 1, a protective cover 2 is arranged on the lower surface of the signal box 1 to block rain and dust, the protective cover 2 is fixedly connected to the signal box 1, the output end of the signal box 1 is fixedly connected to a broadband line 4, the broadband line 4 is located inside the protective cover 2, the top surface of the protective cover 2 is rotatably connected to a reel 3 to collect the broadband line 4, the broadband line 4 is in contact with the outer surface of the reel 3, the lower surface of the signal box 1 is detachably connected to a fixing frame 5, the number of the fixing frames 5 is four, one end of the fixing frame 5 is provided with a threaded hole, the threaded hole is detachably connected to a first hexagonal bolt 6, the first hexagonal bolt 6 is provided with a first hexagonal nut 7, the fixing frame 5 is tightened, A rotating pin 8 is provided on the signal box 1. A cover 9 is detachably connected to the outer surface of the rotating pin 8 to block rain and dust. The rotating pin 8 is located inside the cover 9. A mounting frame 10 is fixedly connected to the outer surface of the rotating pin 8, and the mounting frame 10 is driven to rotate by its own rotation. A first support rod 11 is fixedly connected to the upper surface of the mounting frame 10. A signal network 12 is detachably connected to the upper surface of the first support rod 11. A second support rod 13 is provided on the signal network 12. A support plate 14 is detachably connected to the upper surface of the second support rod 13. A plastic jacket 16 is detachably connected to the upper surface of the support plate 14. A helical antenna 15 is provided on the support plate 14 to receive and transmit signals. The helical antenna 15 is inside the plastic jacket 16.

[0026] An insulating plate 17 is detachably connected to the upper surface of the signal box 1 to insulate lightning. A handle 26 is fixedly connected to the outer surface of the signal box 1 for easy carrying. A rain shield frame 18 is fixedly connected to the upper surface of the insulating plate 17. A rain shield 19 is fixedly connected to one end of the rain shield frame 18 to block rain and provide shade. A bracket 20 is detachably connected to the upper surface of the rain shield 19. A rib plate 21 is provided at the bottom of the bracket 20 to increase the strength of the bracket 20. There are four rib plates 21. A lightning rod 24 is detachably connected to one end of the bracket 20 to attract lightning. A lightning ball 25 is provided on the lightning rod 24 to attract lightning to the insulating plate 17. A second hexagonal bolt 22 is provided on the bracket 20, and a second hexagonal nut 23 is provided on the second hexagonal bolt 22 to fasten the bracket 20.

[0027] Working principle: When in use, the helical antenna 15 receives the signal and transmits it to the signal box 1. The signal box 1 transmits the low-frequency broadband signal to the ground through the broadband line 4. The rain shield 19 blocks rain and sun. The lightning rod 24 receives lightning, and the lightning ball 25 guides it to the insulating plate 17 to neutralize the lightning.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. An antenna for improving low frequency bandwidth, characterized in that: include: A signal box (1), wherein a rotating pin (8) is provided on the signal box (1), a mounting frame (10) is fixedly connected to the outer surface of the rotating pin (8), and the mounting frame (10) is driven to rotate by its own rotation, a first support rod (11) is fixedly connected to the upper surface of the mounting frame (10), a signal network (12) is detachably connected to the upper surface of the first support rod (11), a second support rod (13) is provided on the signal network (12), a support plate (14) is detachably connected to the upper surface of the second support rod (13), a plastic jacket (16) is detachably connected to the upper surface of the support plate (14), a helical antenna (15) is provided on the support plate (14), and the helical antenna (15) is inside the plastic jacket (16); The upper surface of the signal box (1) is detachably connected to an insulating plate (17), the upper surface of the insulating plate (17) is fixedly connected to a rain shield frame (18), one end of the rain shield frame (18) is fixedly connected to a rain shield plate (19), the upper surface of the rain shield plate (19) is detachably connected to a bracket (20), a rib plate (21) is provided at the bottom of the bracket (20), the number of the rib plates (21) is four, one end of the bracket (20) is detachably connected to a lightning rod (24), and a lightning ball (25) is provided on the lightning rod (24).

2. The antenna for improving low-frequency bandwidth according to claim 1, characterized in that: The outer surface of the rotating pin (8) is detachably connected to a cover (9), and the rotating pin (8) is located inside the cover (9).

3. The antenna for improving low frequency bandwidth according to claim 1, characterized in that: A protective cover (2) is provided on the lower surface of the signal box (1), and the protective cover (2) is fixedly connected to the signal box (1).

4. The antenna for improving low frequency bandwidth according to claim 3, characterized in that: The output end of the signal box (1) is fixedly connected to a broadband line (4), and the broadband line (4) is located inside the protective cover (2).

5. The antenna for improving low frequency bandwidth according to claim 4, characterized in that: The inner top surface of the protective cover (2) is rotatably connected to a reel (3), and the wide band line (4) is in contact with the outer surface of the reel (3).

6. The antenna for improving low frequency bandwidth according to claim 1, characterized in that: A fixing frame (5) is detachably connected to the lower surface of the signal box (1), and the number of the fixing frames (5) is four.

7. The antenna for improving low frequency bandwidth according to claim 6, characterized in that: One end of the fixing frame (5) is provided with a threaded hole, a first hexagonal bolt (6) is detachably connected to the threaded hole, and a first hexagonal nut (7) is provided on the first hexagonal bolt (6).

8. The antenna for improving low-frequency bandwidth according to claim 1, characterized in that: A handle (26) is fixedly connected to the outer surface of the signal box (1), a second hexagonal bolt (22) is arranged on the bracket (20), and a second hexagonal nut (23) is arranged on the second hexagonal bolt (22).

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