Full-band antenna

Abstract

The utility model discloses a full-band antenna, comprising a housing, a lower cover and a joint, the housing is fixed on the lower cover, one side of the lower cover is provided with a screw rod, the joint is sleeved in the screw rod, the joint is cooperatively connected with a wire rod, one end of the wire rod is cooperatively connected with a PCB assembly, the PCB assembly is installed in the housing in an embedded manner, and the PCB assembly is fixed on the lower cover. The PCB assembly is composed of a mounting plate, a first radiation oscillator, a second radiation oscillator and a third radiation oscillator, the L support made of grounding metal and radiation metal serves as an antenna supporting structure, the L support and the metal rod are coupled to form a part of antenna radiation after installation, and the effects of prolonging frequency wavelength and increasing gain are achieved. The transmission distance is longer; the PCB assembly is used as a radiation oscillator of the antenna, and the PCB assembly and the radiation oscillator are combined together to form the full-band large-bandwidth mushroom antenna. The whole antenna is designed by combining monopole with a parasitic coupling principle, the frequency bandwidth is increased, the size is small, and the communication capacity is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of wireless transmission, in particular to a full-band antenna. Background Art

[0002] The function and role of the full-band antenna are mainly reflected in its ability to cover a wide range of wireless communication frequency bands, thereby achieving efficient reception and transmission of signals in multiple frequency bands. One of the main functions of the full-band antenna is to receive wireless signals from different frequency bands; whether in television broadcasting, mobile communications, satellite communications or other wireless communication systems, the full-band antenna can effectively receive and convert these signals into electrical signals for subsequent circuit processing. In addition to receiving signals, the full-band antenna can also be used to transmit wireless signals; by converting electrical signals into wireless signals and radiating them into space, the full-band antenna can realize the transmission function of wireless communication; the existing full-band antenna can basically meet the daily use needs, but the existing antenna is limited by its own structure and cannot provide gain effect for the wavelength, which limits the transmission distance of the signal; and the frequency bandwidth of the antenna itself is small after installation, which affects the communication capacity; therefore, it is necessary to design a full-band antenna with grounded metal as the supporting structure of the antenna, which forms a part of the antenna radiation with the metal rod after installation, extending the frequency wavelength and increasing the transmission distance, while increasing the frequency bandwidth and enhancing the communication capacity. Utility Model Content

[0003] The purpose of the utility model is to provide a full-band antenna to solve the problem that the existing antenna is limited by its own structure and cannot provide gain effect for the wavelength, thereby limiting the transmission distance of the signal; and the frequency bandwidth of the antenna itself is small after installation, affecting the communication capacity.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a full-band antenna, comprising a shell, a lower cover, a screw, a connector, a wire and a PCB assembly, the shell being fixed on the lower cover, and a screw is provided on one side of the lower cover, a connector is sleeved in the screw, a wire is fitted and connected to the connector, and one end of the wire is fitted and connected to the PCB assembly, the PCB assembly is embedded and installed in the shell, the PCB assembly is composed of a mounting plate, a first radiating array, a second radiating array and a third radiating array, and the first radiating array, the second radiating array and the third radiating array are respectively provided on the mounting plate.

[0005] As a further technical solution of the utility model, external grooves are evenly formed on the shell.

[0006] As a further technical solution of the utility model, a connecting column is provided in the joint, and the connecting column is cooperatively connected to the wire.

[0007] As a further technical solution of the utility model, a connecting ring is provided on one side of the joint, and the connecting ring is fitted on one end of the screw.

[0008] As a further technical solution of the utility model, the screw rod is slidably connected in the U-shaped groove, and the U-shaped groove is opened on the L bracket.

[0009] As a further technical solution of the utility model, a nut is connected to the screw rod through threaded cooperation, and the nut is tightly pressed on the L bracket.

[0010] As a further technical solution of the utility model, self-tapping screws are sleeved in the through holes symmetrically opened on the L bracket, and the self-tapping screws are cooperated and connected in the expansion nails.

[0011] The utility model provides a full-band antenna, which has the advantages that: an L bracket made of grounded metal and radiating metal is used as the antenna support structure, and the metal adopts a quarter of the center frequency (600MHz~6000Mhz) or an odd multiple of a quarter of the wavelength * 0.5-1 as its own spatial coupling shortening coefficient. After installation, the L bracket is coupled with the metal rod to form a part of the antenna radiation, which plays a role in extending the frequency wavelength and increasing the gain, so that the transmission distance is farther; the PCB component is used as the radiating array of the antenna, and the signal is received and sent through the conductor core wire in the wire. The third radiating array faces upward, and produces a radiation ultra-wide frequency of 600MHz~6000MHz in combination with its own total length, size and shape. The first radiating array is 2700M The first radiating array is a parasitic radiating array of 1700MHZ to 2700MHZ. After the combination, the array faces upward to match its own total length, size, shape parasitic and increase the VSWR parameters that match the high frequency band of 2700MHz to 6000MHz to improve the performance; the second radiating array is a parasitic radiating array of 1700MHZ to 2700MHZ. After the combination, the array faces upward to match its own total length, size, shape parasitic and increase the VSWR parameters that match the high frequency band of 1700MHz to 2700MHz to improve the performance. The overall combination together constitutes a mushroom antenna with a full-bandwidth (600MHz to 6000Mhz); the overall design adopts monopole combined with parasitic coupling principle, which increases the frequency bandwidth, has a small size and enhances the communication capacity. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1It is a three-dimensional diagram of the overall structure of the utility model;

[0014] Figure 2 for Figure 1 A partial enlarged view of the middle A area;

[0015] Figure 3 This is the overall structural front view of the utility model;

[0016] Figure 4 for Figure 3 A partial enlarged view of the middle B area;

[0017] Figure 5 It is a schematic diagram of the assembly position of the PCB assembly in the utility model.

[0018] In the figure: 1. Shell; 2. Lower cover; 3. Screw; 4. Connector; 5. Wire; 6. PCB assembly; 7. External groove; 8. Connecting column; 9. Connecting ring; 10. U-shaped groove; 11. L bracket; 12. Nut; 13. Self-tapping screw; 14. Expansion nail; 60. Mounting plate; 61. First radiating array; 62. Second radiating array; 63. Third radiating array. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it 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 indirectly connected 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.

[0021] See also Figure 1-5The utility model provides an embodiment: a full-band antenna, including a shell 1, a lower cover 2, a screw 3, a connector 4, a wire 5 and a PCB assembly 6, the shell 1 is fixed on the lower cover 2, and a screw 3 is provided on one side of the lower cover 2, the shell 1 and the lower cover 2 are both made of plastic materials, providing a closed protection for the internal PCB assembly 6; the screw 3 is sleeved with a connector 4, the connector 4 is matched with a wire 5, and one end of the wire 5 is matched with the PCB assembly 6, the PCB assembly 6 provides signal radiation and frequency matching, and the frequency matching range of the PCB assembly 6 is 6 00MHZ~6GHz; PCB assembly 6 is embedded and installed in the shell 1, and PCB assembly 6 is composed of a mounting plate 60, a first radiation array 61, a second radiation array 62 and a third radiation array 63, and the mounting plate 60 is respectively provided with a first radiation array 61, a second radiation array 62 and a third radiation array 63; external grooves 7 are evenly opened on the shell 1; a connecting column 8 is provided in the connector 4, and the connecting column 8 is connected to the wire 5; the wire 5 is a conductor core structure, which provides signal transmission and frequency matching, and its frequency matching range is 0~6GHz ; The connector 4 cooperates with the connecting column 8 to provide the function of SMA RF connection-signal connection transmission, and the frequency transmission range is 0-6GHz; a connecting ring 9 is provided on one side of the connector 4, and the connecting ring 9 is fitted on one end of the screw 3; the screw 3 is slidably connected in the U-shaped groove 10, and the U-shaped groove 10 is opened on the L bracket 11; a nut 12 is connected to the screw 3 through threaded cooperation, and the nut 12 is tightly pressed on the L bracket 11; the L bracket 11 is a metal bracket, which provides grounding and frequency matching functions, and the frequency matching range of the L bracket 11 is 600MHZ-6GHz; the L bracket A self-tapping screw 13 is sleeved in the through hole symmetrically opened on 11, and the self-tapping screw 13 is connected in cooperation with the expansion nail 14. During the installation process, the expansion nail 14 is fixed at a preset position and connected in cooperation with the self-tapping screw 13 to fix the L bracket 11. The L bracket 11 is pressed against the shell 1 and the lower cover 2 through the nut 12 to form a mushroom-shaped full-band antenna that can transmit 2G, 3G, 4G, 5G and 6G; all material sizes and sequences can achieve a large bandwidth performance of communication in the range of 600MHz to 6000Mhz after being arranged and combined; all dimensional tolerances are within ±5mm;

[0022] Specifically, the utility model uses an L bracket 11 made of grounded metal and radiating metal as an antenna support structure. The metals all use a quarter of the center frequency (600MHz~6000Mhz) or an odd multiple of a quarter of the wavelength * 0.5-1 as their own spatial coupling shortening coefficient. After installation, the L bracket 11 is coupled with the metal rod to form a part of the antenna radiation, which plays a role in extending the frequency wavelength and increasing the gain, thereby making the transmission distance farther; the PCB component 6 serves as the radiating array of the antenna, and is connected to the conductor core wire in the wire 5 for signal transmission and reception, wherein the third radiating array 63 faces upward, and produces a radiation ultra-wide frequency of 600MHz~6000MHz in combination with its own total length, size, and shape, and the first radiating array 61 is 2700MHZ. The second radiating array 62 is a parasitic radiating array of 1700MHZ ~ 2700MHZ. After combination, the array faces upward to match its own total length, size, shape parasitic and increase the VSWR parameters that match the high frequency band 1700MHz ~ 2700MHz to improve the performance. The overall combination together constitutes a mushroom antenna with a full-bandwidth (600MHz ~ 6000Mhz); the overall design adopts monopole combined with parasitic coupling principle, which increases the frequency bandwidth, has a small size and enhances the communication capacity.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it 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 indirectly connected 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.

[0024] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0025] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A full-band antenna, comprising a housing (1), a lower cover (2), a screw (3), a connector (4), a wire (5) and a PCB assembly (6), characterized in that: The shell (1) is fixed on the lower cover (2), and a screw rod (3) is provided on one side of the lower cover (2), a joint (4) is sleeved in the screw rod (3), a wire (5) is matched and connected to the joint (4), and one end of the wire (5) is matched and connected to a PCB assembly (6), and the PCB assembly (6) is sleeved and embedded in the shell (1), and the PCB assembly (6) is composed of a mounting plate (60), a first radiating array (61), a second radiating array (62) and a third radiating array (63), and the mounting plate (60) is respectively provided with the first radiating array (61), the second radiating array (62) and the third radiating array (63).

2. The full-band antenna according to claim 1, characterized in that: External grooves (7) are evenly arranged on the shell (1).

3. The full-band antenna according to claim 1, characterized in that: The joint (4) is provided with a connecting column (8), and the connecting column (8) is cooperatively connected to the wire (5).

4. The full-band antenna according to claim 3, characterized in that: A connecting ring (9) is provided on one side of the joint (4), and the connecting ring (9) is fitted onto one end of the screw rod (3).

5. The full-band antenna according to claim 4, characterized in that: The screw rod (3) is slidably connected in the U-shaped groove (10), and the U-shaped groove (10) is opened on the L bracket (11).

6. The full-band antenna according to claim 4, characterized in that: The screw rod (3) is connected to a nut (12) through threaded engagement, and the nut (12) is tightly pressed onto the L bracket (11).

7. The full-band antenna according to claim 6, characterized in that: A self-tapping screw (13) is sleeved in the through hole symmetrically opened on the L bracket (11), and the self-tapping screw (13) is matched and connected in the expansion nail (14).

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