CN108054521B - A millimeter wave antenna window group - Google Patents

Abstract

The invention discloses a millimeter wave antenna window group, comprising a rotating shaft, characterized in that: N millimeter wave antenna windows (1) are installed on the rotating shaft, and the millimeter wave antenna window (1) takes the rotating shaft as an axis The center rotates; the rotating shaft includes a shaft barrel (2), and 2N sleeves (3) are sleeved on the shaft barrel (2), and each 2 sleeves (3) support one of the millimeter wave antenna windows (1) , the sleeve (3) and the shaft cylinder (2) are rotatably connected, and the millimeter wave antenna window (1) is fixed on the sleeve (3). Beneficial effects: simple structure, space saving, easy installation and replacement, can adjust the receiving direction of millimeter wave signals at will, and can accurately receive millimeter wave signals of multiple bands in any direction at the same time, and will not be affected by water and dust in rainy days Effect.

Description

A millimeter wave antenna window group

technical field

The present invention relates to a millimeter wave signal receiving device, in particular to a millimeter wave antenna window group.

Background technique

The millimeter wave signal receiving devices used today are generally pot-shaped antennas. Antennas of this shape can receive signal sources sent from multiple directions to a certain extent, but when it is necessary to accurately receive signal waves in a certain direction, it is necessary to It is very inconvenient to rotate the antenna direction to align the direction of the received signal wave.

At the same time, the pot-cover antenna is huge, bulky, expensive, and very troublesome to install and replace. The antenna is placed on the top of the signal receiving area, and when it rains, water accumulates on the bottom of the pot cover, which affects the signal wave reception.

Especially on small space carriers such as ship hulls, the millimeter-wave signal receiving device is a lid-shaped radar. Due to the huge size of the radar, often only one can be installed, and the radar used can only receive millimeter-wave signals in one direction at the same time, causing the signal Incomplete reception, it is easy to miss important information.

Disadvantages of the prior art: it is difficult to accurately receive the signal waves in the specified direction at the same time, the shape is cumbersome, the space is large, the cost is high, the installation and replacement are inconvenient, and the signal reception is easily affected by the accumulation of water in rainy days.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a millimeter wave antenna window group with simple structure, space saving, convenient installation and replacement, and no water accumulation, so that millimeter wave signals of multiple bands in any direction can be accurately received at the same time.

In order to achieve the above purpose, a millimeter wave antenna window group according to the present invention includes a rotating shaft, and N millimeter wave antenna windows are installed on the rotating shaft, and the millimeter wave antenna window rotates around the rotating shaft, and N =1, 2, 3, 4...

It is further described that the rotating shaft includes a shaft barrel, and 2N sleeves are sleeved on the shaft barrel. The millimeter wave antenna window is fixed on the sleeve.

Through the above design, each millimeter-wave antenna window can be adjusted to any direction as the signal receiving direction, and the millimeter-wave antenna window group can be adjusted to any signal receiving direction, which greatly improves the signal receiving range.

Described further, the millimeter-wave antenna windows are positioned by a locking mechanism;

The locking mechanism includes a claws mounted on the millimeter-wave antenna window frame, the claws on two adjacent millimeter-wave antenna windows are connected by blocks, and the claws and the blocks are mutually clamped.

Further description, the stopper is arc-shaped, and its radian is consistent with the radian of the outer surface of the shaft barrel, the number of the claws is N, the number of stoppers is N-1, and N is a positive integer greater than 1 .

Through the above design, each millimeter-wave antenna window can be fixed and stuck after being rotated, and the opening angles of two adjacent millimeter-wave antenna windows can be adjusted and fixed according to the curvature of the block.

For further description, the millimeter-wave antenna window includes a glass substrate and a window frame, copper foils are etched on both sides of the glass substrate, and a millimeter-wave antenna patch array is mounted on the copper foils on each side.

The millimeter-wave antenna patch array on the front side of the glass substrate is opposite to the millimeter-wave antenna patch array on the reverse side, and the projections of the millimeter-wave antenna patches in the two arrays on the surface of the glass substrate are staggered.

For further description, the adjacent four millimeter-wave antenna patches on the front side of the glass substrate form a quadrilateral with equal side lengths, and a millimeter-wave antenna patch on the reverse side of the glass substrate is projected on the center point of the quadrilateral.

Through the above design, the signal receiving area and accuracy of the single-sector millimeter-wave antenna window are improved, so that millimeter-wave signals in any direction can be accurately received and transmitted.

It is further described that a clamping mechanism is provided at the notch of the window frame, the clamping mechanism tightly clamps the edge of the glass substrate, and the clamping part of the clamping mechanism is waterproof and insulating rubber to prevent the window frame from being misled. Pass.

A circuit board is arranged along the inner edge of the window frame, the circuit board is connected to the copper foil, a millimeter wave signal output module is welded on the circuit board, and the millimeter wave signal output module is connected to a signal processing center.

It is further described that the outer surface of the millimeter-wave antenna window is covered with a waterproof and dust-proof wave-transmitting film, and the wave-transmitting film covers all the millimeter-wave antenna patches to protect the signal reception of the device from being affected by rain and dust.

To further describe, each millimeter-wave antenna window of the millimeter-wave antenna window group receives two different millimeter-wave bands, and can simultaneously receive millimeter-wave signals of multiple bands.

The beneficial effects of the invention are as follows: the structure is simple, the space is saved, the installation and replacement are convenient, the receiving direction of the millimeter wave signal can be adjusted at will, the millimeter wave signals of multiple bands in any direction can be accurately received at the same time, and it will not be affected by the accumulation of water in rainy days And dust affects the use effect.

Description of drawings

Fig. 1 is the structure schematic diagram of the present invention

Figure 2 is a top view of the present invention

Figure 3 is a cross-sectional view of a millimeter-wave antenna window

Detailed ways

The present invention is described in further detail below in conjunction with the accompanying drawings and specific embodiments:

As shown in FIG. 1, a millimeter-wave antenna window group includes a rotating shaft on which two millimeter-wave antenna windows 1 are installed, and the millimeter-wave antenna windows rotate around the rotating shaft;

The rotating shaft includes a shaft barrel 2 , which is sheathed with four sleeves 3 , and each two sleeves 3 supports one of the millimeter-wave antenna windows 1 , and the sleeve 3 rotates with the shaft barrel 2 . connected, the millimeter wave antenna window 1 is fixed on the sleeve 3 .

As shown in Figures 1 and 2, the locking mechanism includes a claws mounted on the millimeter-wave antenna window frame, and the claws on two adjacent millimeter-wave antenna windows are connected by blocks. The stopper is mutually clamped, and the stopper is in the shape of a circular arc, and the radian of the block is consistent with the radian of the outer surface of the shaft barrel.

As shown in FIG. 1 and FIG. 3 , the millimeter-wave antenna window 1 includes a glass base and a window frame 4 , copper foils 11 are etched on both sides of the glass base, and millimeter-waves are installed on the copper foils 11 on each side. An array of 12 antenna patches.

The array of millimeter-wave antenna patches 12 on the front side of the glass substrate is opposite to the array of millimeter-wave antenna patches 12 on the opposite side, and the projections of the millimeter-wave antenna patches 12 in the two arrays on the surface of the glass substrate are staggered.

The adjacent four millimeter-wave antenna patches 12 on the front side of the glass substrate form a quadrilateral with equal side lengths, and a millimeter-wave antenna patch 12 on the opposite side of the glass substrate is projected on the center point of the quadrilateral.

As shown in FIG. 3 , a clamping mechanism 41 is provided at the notch of the window frame 4 , the clamping mechanism 41 tightly clamps the edge of the glass substrate, and the clamping portion of the clamping mechanism 41 is waterproof and insulating rubber.

A circuit board 42 is arranged along the inner edge of the window frame 4, and the circuit board 42 is connected to the copper foil 11. The circuit board 42 is welded with a millimeter wave signal output module, and the millimeter wave signal output module is connected to signal processing center.

The outer surface of the millimeter-wave antenna window 1 is covered with a waterproof and dust-proof wave-transmitting film, and the wave-transmitting film covers all the millimeter-wave antenna patches 12 .

The millimeter-wave bands received by each millimeter-wave antenna window 1 of the millimeter-wave antenna window group are different in pairs.

Claims (1)

1. The utility model provides a millimeter wave antenna window group, includes the pivot, its characterized in that: n millimeter wave antenna windows (1) are mounted on the rotating shaft, and the millimeter wave antenna windows (1) rotate by taking the rotating shaft as an axis;

the rotating shaft comprises a shaft barrel (2), 2N sleeves (3) are sleeved on the shaft barrel (2), each 2 sleeves (3) support 1 millimeter wave antenna window (1), the sleeves (3) are rotatably connected with the shaft barrel (2), and the millimeter wave antenna windows (1) are fixed on the sleeves (3);

the millimeter wave antenna windows (1) are positioned by a locking mechanism;

the millimeter wave antenna window (1) comprises a glass substrate and a window frame (4), copper foils (11) are etched on the surfaces of the two sides of the glass substrate, and a millimeter wave antenna patch (12) array is mounted on each copper foil (11);

the locking mechanism comprises clamping claws (20) clamped on a window frame of the millimeter wave antenna window (1), the clamping claws (20) on two adjacent millimeter wave antenna windows (1) are connected through a stop block (21), and the clamping claws (20) are mutually clamped with the stop block (21);

the millimeter wave antenna patch (12) array on the front surface of the glass substrate is opposite to the millimeter wave antenna patch (12) array on the back surface of the glass substrate, and the projections of the millimeter wave antenna patches (12) in the two arrays on the surface of the glass substrate are distributed in a staggered manner;

the four millimeter wave antenna patches (12) adjacent to each other on the front surface of the glass substrate are encircled to form a quadrangle with equal side length, and the millimeter wave antenna patches (12) on the back surface of the glass substrate are projected on the central point of the quadrangle;

a clamping mechanism (41) is arranged at the notch of the window frame (4), the clamping mechanism (41) tightly clamps the edge of the glass substrate, and a clamping part of the clamping mechanism (41) is made of waterproof and insulating rubber;

a circuit board (42) is distributed on the inner edge of the window frame (4), the circuit board (42) is communicated with the copper foil (11), a millimeter wave signal output module is welded on the circuit board (42), and the millimeter wave signal output module is connected with a signal processing center;

the outer surface of the millimeter wave antenna window (1) is covered with a waterproof and dustproof wave-transmitting film, and the wave-transmitting film covers all millimeter wave antenna patches (12);

the millimeter wave bands received by each millimeter wave antenna window (1) of the millimeter wave antenna window group are different pairwise.

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