Radar pointing direction adjusting device

Abstract

The utility model provides a radar direction adjusting device, and relates to the technical field of laser radars. The positioning plate is arranged above the base, a positioning groove is formed in the center of the positioning plate, and a radar body is placed in the positioning groove; and the first adjusting mechanism and the second adjusting mechanism are arranged between the positioning plate and the base and used for adjusting the posture of the positioning plate relative to the XY direction and the XZ direction of the base. According to the utility model, the radar body is placed in the positioning groove, the first adjusting mechanism is arranged below the positioning plate, the second adjusting mechanism is arranged between the first adjusting mechanism and the base, and the first adjusting mechanism and the second adjusting mechanism are matched together to promote the attitude adjustment of the positioning plate in the XY direction and the XZ direction of the base; therefore, multi-directional angle adjustment can be carried out on the device, and the adjustment efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser radar technical field, concretely relates to a radar pointing adjustment device. BACKGROUND

[0002] The radar pointing adjustment device is a mechanical or electrical device used to adjust the pointing of a radar antenna, with the purpose of ensuring that the radar can point to a specific azimuth and elevation angle in order to accurately detect and track targets. It is usually a key component in a radar system. Chinese patent (announcement number CN209417288U) discloses a laser radar attitude adjustment device, which can adjust the pitch angle of the laser radar by cooperating with the attitude adjustment bolt, the adjusting nut, the movable hole, the support rod, the threaded groove and the support block, so as to realize the adjustment of the attitude angle of the laser radar. However, the adjustment of the attitude angle of the laser radar is not flexible enough, which affects the adjustment efficiency. Therefore, the utility model provides a radar pointing adjustment device to improve the above problems. SUMMARY

[0003] Therefore, the technical problem to be solved by the utility model is to overcome the defect of low adjustment efficiency of the radar pointing adjustment device in the prior art, so as to provide a radar pointing adjustment device.

[0004] In order to solve the above problems, the utility model provides a radar pointing adjustment device, which comprises:

[0005] A base;

[0006] A positioning plate is arranged above the base, the center of the positioning plate is provided with a positioning groove, and the positioning groove is used for placing a radar body;

[0007] A first adjusting mechanism and a second adjusting mechanism are arranged between the positioning plate and the base, and are used for adjusting the attitude of the positioning plate relative to the base in the XY direction and the XZ direction.

[0008] Preferably, the base comprises a circular ring, and at least three groups of support legs are arranged at the bottom of the circular ring and are centered on the circular ring.

[0009] Preferably, the first adjusting mechanism comprises a gear ring, the gear ring is arranged at the bottom of the positioning plate, and the inner side of the gear ring is uniformly provided with a plurality of gear teeth.

[0010] A rotating shaft is arranged at the center of the bottom of the positioning plate, a positioning cylinder is arranged on the rotating shaft, the rotating shaft and the positioning cylinder are rotationally connected, one end of the positioning cylinder away from the positioning plate penetrates below the circular ring, and the positioning cylinder and the inner side of the circular ring are arranged in a gap.

[0011] Preferably, the positioning cylinder is sleeved with a mounting plate, one end of the mounting plate is connected to the outside of the positioning cylinder, and the other end of the mounting plate extends away from the positioning cylinder.

[0012] The end of the mounting plate away from the positioning cylinder is provided with a motor, the output shaft of the motor extends to the gear ring, the output shaft of the motor is connected with a gear, and the gear is meshed with the gear teeth of the gear ring.

[0013] Preferably, the second adjusting mechanism comprises a positioning ring sleeved on the positioning cylinder below the mounting plate, rotating rods are arranged on the two sides of the positioning ring respectively, rotating seats are arranged on the two sides of the rotating rods respectively, one end of the rotating rod is connected to the positioning ring, and the other end of the rotating rod is rotatably connected to the rotating seat.

[0014] Preferably, the end of the positioning cylinder away from the positioning plate is provided with a rotating part, the rotating part is sleeved with a U-shaped frame, and the two vertical edges of the U-shaped frame are rotatably connected with the rotating part.

[0015] The outer side of the circular ring is provided with a pair of fixed plates, one end of the fixed plate is connected to the bottom of the circular ring respectively, the other end of the fixed plate extends obliquely downward and away from the circular ring, a connecting plate is arranged between the other ends of the fixed plates, rotating blocks are connected to the two ends of the connecting plate respectively, one end of the rotating block is connected to one end of the connecting plate, the other end of the rotating block is rotatably connected to the fixed plate, an electric cylinder is arranged on the side of the connecting plate close to the positioning cylinder, the fixed end of the electric cylinder is connected to the connecting plate, and the telescopic end of the electric cylinder is connected to the U-shaped frame.

[0016] The radar pointing adjusting device has the following beneficial effects:

[0017] 1. The radar body is placed in the positioning groove, the first adjusting mechanism is arranged below the positioning plate, the second adjusting mechanism is arranged between the first adjusting mechanism and the base, the first adjusting mechanism and the second adjusting mechanism cooperate with each other, the posture of the positioning plate relative to the base in the XY direction and the XZ direction is adjusted, and the angle of the radar body in multiple directions can be adjusted, so that the adjustment efficiency is improved.

[0018] 2. The motor rotates to drive the gear to transmit to the gear ring, so that the positioning plate rotates relative to the rotating cylinder in the XY direction.

[0019] 3. The electric cylinder makes telescopic motion to drive the rotating cylinder to make posture adjustment in the XZ direction with the connecting line of the pair of rotating seats as the center, and the posture of the positioning plate relative to the base in the XZ direction is adjusted. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the general assembly three-dimensional structure schematic view of the utility model;

[0021] Figure 2 It is the positioning cylinder structure installation schematic view of the utility model;

[0022] Figure 3 It is the electric cylinder structure installation schematic view of the utility model;

[0023] Figure 4 It is the rotating block structure installation schematic view of the utility model.

[0024] The reference sign is shown as:

[0025] 1, positioning plate, 2, positioning groove, 3, circular ring, 4, support leg, 5, gear ring, 6, tooth, 7, rotating shaft, 8, positioning cylinder, 9, mounting plate, 10, motor, 11, gear, 12, positioning ring, 13, rotating rod, 14, rotating seat, 15, rotating part, 16, U-shaped frame, 17, fixed plate, 18, connecting plate, 19, rotating block, 20, electric cylinder. DETAILED DESCRIPTION

[0026] As Figures 1-4 The utility model provides a radar pointing adjustment device, it includes:

[0027] Base, positioning plate 1 is set up in the base top, the center of positioning plate 1 is provided with positioning groove 2, and the positioning groove 2 is used to place radar body, first adjusting mechanism and second adjusting mechanism are set up between positioning plate 1 and base, and are used for adjusting the attitude of positioning plate 1 relative to the XY direction and XZ direction of base. As Figures 1-4 The utility model provides a radar pointing adjustment device, it includes: base, base is used to provide support, wherein positioning plate 1 is installed above base, the top center of positioning plate 1 is provided with positioning groove 2, and radar body is placed in positioning groove 2, which can be connected in the mode of clamping or bolt connection, or can be positioned by adjusting piece, for example, a screw rod is arranged on the edge of positioning groove 2, after the bolt passes through the screw hole, the end portion of the bolt is abutted on the side of radar body by screwing, so that the radar body and positioning groove 2 are fixed, wherein the first adjusting mechanism is arranged below positioning plate 1, and the second adjusting mechanism is arranged between the first adjusting mechanism and base, the first adjusting mechanism and the second adjusting mechanism cooperate to promote the attitude adjustment of positioning plate 1 relative to the XY direction and XZ direction of base, so that the angle adjustment in multiple directions can be carried out to improve the adjustment efficiency.

[0028] In some embodiments, the base includes: circular ring 3, at least three groups of support legs 4 are arranged at the center of the bottom of the circular ring 3.Figures 1-4 As shown, the bottom of the circular ring 3 is uniformly provided with at least three groups of supporting legs 4, which are used to support the circular ring 3 and keep it stable during adjustment.

[0029] In some embodiments, the first adjusting mechanism comprises a gear ring 5 provided at the bottom of the positioning plate 1, the inner side of the gear ring 5 is uniformly provided with a plurality of teeth 6; a rotating shaft 7 is provided at the center of the bottom of the positioning plate 1, the rotating shaft 7 is provided with a positioning cylinder 8, the rotating shaft 7 and the positioning cylinder 8 are rotationally connected, one end of the positioning cylinder 8 away from the positioning plate 1 penetrates below the circular ring 3, and the positioning cylinder 8 and the inner side of the circular ring 3 are provided with a gap. As shown, Figures 1-4 As shown, the gear ring 5 is provided at the bottom of the positioning plate 1, and the connection can be in the form of welding, bonding or clamping, the inner side of the gear ring 5 is provided with a plurality of teeth 6, the connection between the positioning plate 1 and the rotating shaft 7 can be in the form of welding, bonding or clamping, and the rotating shaft 7 and the positioning cylinder 8 are rotationally connected, so that the positioning plate 1 can rotate relative to the rotating cylinder to realize the adjustment of the XY direction.

[0030] In some embodiments, the positioning cylinder 8 is provided with a mounting plate 9, one end of the mounting plate 9 is connected to the outer side of the positioning cylinder 8, and the other end of the mounting plate 9 extends away from the positioning cylinder 8; a motor 10 is provided at one end of the mounting plate 9 away from the positioning cylinder 8, the output shaft of the motor 10 extends to the gear ring 5, the output shaft of the motor 10 is connected with a gear 11, and the gear 11 and the teeth 6 of the gear ring 5 are engaged. As shown, Figures 1-4 As shown, the connection between the positioning cylinder 8 and the mounting plate 9 can be in the form of bonding or clamping, the connection between the motor 10 and the mounting plate 9 can be in the form of bolt connection or clamping, the motor 10 is commercially available, and the rotation of the motor 10 drives the gear 11 to transmit power to the gear ring 5, so as to realize the rotation of the positioning plate 1 relative to the rotating cylinder in the XY direction, wherein the connection between the output shaft of the motor 10 and the gear 11 can be achieved by providing limiting rings on both sides thereof, so as to realize the sleeving of the gear 11 on the output shaft of the motor 10 and prevent it from being separated.

[0031] In some embodiments, the second adjusting mechanism comprises a positioning ring 12 sleeved on the positioning cylinder 8 below the mounting plate 9, rotating rods 13 are respectively provided at both sides of the positioning ring 12, rotating seats 14 are respectively provided on the circular ring 3 close to the two rotating rods 13, one end of each of the rotating rods 13 is connected to the positioning ring 12, and the other end of each of the rotating rods 13 is rotationally connected to the rotating seat 14. As shown, Figures 1-4As shown, the connection between the positioning ring 12 and the positioning cylinder 8 can be a clamping or bolted connection, the connection between the positioning ring 12 and the rotating rod 13 can be a bolted, welded or clamped connection, the connection between the rotating seat 14 and the circular ring 3 can be a bolted, clamped or welded connection, and the rotating rod 13 is rotatably connected with the rotating seat 14, so as to realize the attitude adjustment of the rotating rod 13 relative to the circular ring 3 in the XZ direction. The gap between the positioning cylinder 8 and the circular ring 3 is provided to facilitate the swinging of the positioning plate 1 in the XZ direction.

[0032] In some embodiments, the positioning cylinder 8 is provided with a rotating part 15 at one end away from the positioning plate 1, and the rotating part 15 is provided with a U-shaped frame 16, and the two vertical edges of the U-shaped frame 16 are rotatably connected with the rotating part 15.

[0033] The circular ring 3 is provided with a pair of fixed plates 17 outside, one end of each of the fixed plates 17 is connected with the bottom of the circular ring 3, the other end of each of the fixed plates 17 extends obliquely downward and away from the circular ring 3, a connecting plate 18 is provided between the other ends of the fixed plates 17, two ends of the connecting plate 18 are respectively connected with rotating blocks 19, one end of each of the rotating blocks 19 is connected with one end of the connecting plate 18, and the other end of each of the rotating blocks 19 is rotatably connected with the fixed plate 17, and an electric cylinder 20 is provided on the side of the connecting plate 18 close to the positioning cylinder 8, the fixed end of the electric cylinder 20 is connected with the connecting plate 18, and the telescopic end of the electric cylinder 20 is connected with the U-shaped frame 16. Figures 1-4 As shown, the rotating connection between the rotating part 15 and the two vertical edges of the U-shaped frame 16 can be that a screw rod penetrates the through holes provided on the rotating part 15 and the vertical edges in sequence, and then a nut is screwed with the screw rod, and the screw rod is rotatably connected with the through hole of the rotating part 15. The rotating connection between the rotating block and the fixed plate can be that one end of a connecting rod is rotatably connected with the through hole provided on the fixed plate, and the other end of the connecting rod is connected with the rotating block. The connections between the fixed plate 17 and the circular ring 3, the connecting plate 18 and the rotating block 19, the fixed end of the electric cylinder 20 and the connecting plate 18, and the telescopic end of the electric cylinder 20 and the middle part of the U-shaped frame 16 can all be bolted, clamped or welded connections. The electric cylinder 20 is commercially available, and the electric cylinder 20 drives the rotating cylinder to make the rotating cylinder perform attitude adjustment in the XZ direction with the line connecting the two rotating seats 14 as the center, so as to adjust the attitude of the positioning plate 1 in the XZ direction relative to the base.

[0034] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A radar pointing adjustment device, characterized in that, include: Base; A positioning plate is disposed above the base, and a positioning groove is provided in the center of the positioning plate, which is used to place the radar body. The first adjustment mechanism and the second adjustment mechanism are disposed between the positioning plate and the base, and are used to adjust the posture of the positioning plate relative to the base in the XY and XZ directions.

2. The radar pointing adjustment device according to claim 1, characterized in that: The base includes a ring, and at least three sets of support legs are arranged at the bottom of the ring with the ring as the center.

3. The radar pointing adjustment device according to claim 2, characterized in that: The first adjustment mechanism includes: a gear ring, which is disposed at the bottom of the positioning plate, and a plurality of teeth are evenly arranged on the inner side of the gear ring; A rotating shaft is provided at the bottom center of the positioning plate, and a positioning cylinder is provided on the outer sleeve of the rotating shaft. The rotating shaft and the positioning cylinder are rotatably connected. The end of the positioning cylinder away from the positioning plate extends through to the bottom of the ring, and a gap is provided between the positioning cylinder and the inner side of the ring.

4. The radar pointing adjustment device according to claim 3, characterized in that: The positioning cylinder is fitted with a mounting plate, one end of which is connected to the outside of the positioning cylinder, and the other end of which extends away from the positioning cylinder. A motor is provided at one end of the mounting plate away from the positioning cylinder. The output shaft of the motor extends toward the gear ring, and a gear is connected to the output shaft of the motor. The gear and the gear ring mesh with each other.

5. The radar pointing adjustment device according to claim 4, characterized in that: The second adjustment mechanism includes: a positioning ring, which is sleeved on the positioning cylinder located below the mounting plate. Rotating rods are respectively provided on both sides of the positioning ring. Rotating seats are respectively provided on the ring near the two rotating rods. One end of the rotating rod is connected to the positioning ring, and the other end is rotatably connected to the rotating seat.

6. The radar pointing adjustment device according to claim 5, characterized in that: The positioning cylinder has a rotating part at one end away from the positioning plate. The rotating part is fitted with a U-shaped frame, and the two vertical sides of the U-shaped frame are rotatably connected to the rotating part. A pair of fixing plates are provided on the outer side of the ring. One end of each fixing plate is connected to the bottom of the ring, and the other end of each fixing plate extends downward at an incline away from the ring. A connecting plate is provided between the other ends of the fixing plates. Rotating blocks are connected to both ends of the connecting plate. One end of each rotating block is connected to one end of the connecting plate, and the other end is rotatably connected to the fixing plate. An electric cylinder is provided on the side of the connecting plate near the positioning cylinder. The fixed end of the electric cylinder is connected to the connecting plate, and the telescopic end of the electric cylinder is connected to the U-shaped frame.

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