阅读说明：本技术 一种雷达驱动控制系统、使用该系统的雷达及其控制方法 (Radar drive control system, radar using same and control method thereof ) 是由 文晓明 刘鹏举 胡明 于 2019-03-08 设计创作，主要内容包括：本发明涉及船用导航设备技术领域,特别是涉及一种雷达驱动控制系统、使用该系统的雷达及其控制方法。所述系统包括：驱动装置,所述驱动装置的输出端设置有雷达天线,所述驱动装置用于驱动所述雷达天线转动；监测反馈装置,设置于所述驱动装置的输出端,与控制装置相连,用于所述雷达天线的转动监测；所述控制装置,分别与所述驱动装置、监测反馈装置相连,用于根据所述监测反馈装置的反馈信号控制所述驱动装置,从而实现所述雷达天线的转动控制。本发明实现了雷达天线转动的反馈控制,与现有成套雷达设备相比结构简单,与现的成套大型雷达设备相比,本发明的驱动系统相对独立于雷达综合控制系统,适用于中小型船只,成本低,可靠性高。(The invention relates to the technical field of marine navigation equipment, in particular to a radar driving control system, a radar using the system and a control method thereof. The system comprises: the output end of the driving device is provided with a radar antenna, and the driving device is used for driving the radar antenna to rotate; the monitoring feedback device is arranged at the output end of the driving device, is connected with the control device and is used for monitoring the rotation of the radar antenna; and the control device is respectively connected with the driving device and the monitoring feedback device and is used for controlling the driving device according to the feedback signal of the monitoring feedback device so as to realize the rotation control of the radar antenna. The invention realizes the feedback control of the rotation of the radar antenna, has simple structure compared with the prior complete set of radar equipment, has relatively independent driving system from a radar comprehensive control system compared with the prior complete set of large-scale radar equipment, is suitable for small and medium-sized ships, and has low cost and high reliability.)

1. A radar-driven control system, the system comprising:

the output end of the driving device is provided with a radar antenna, and the driving device is used for driving the radar antenna to rotate;

the monitoring feedback device is arranged at the output end of the driving device, is connected with the control device and is used for monitoring the rotation of the radar antenna; and

and the control device is respectively connected with the driving device and the monitoring feedback device and is used for controlling the driving device according to the feedback signal of the monitoring feedback device so as to realize the rotation control of the radar antenna.

2. The radar driving control system as recited in claim 1, wherein said driving means includes a driving motor, said driving motor being connected to said control means, and said radar antenna is driven to rotate according to a control signal from said control means.

3. The radar drive control system of claim 2, wherein the driving device further comprises a speed reducing mechanism, an input end of the speed reducing mechanism is connected with an output shaft of the driving motor, and an output end of the speed reducing mechanism is used for driving the radar antenna to rotate.

4. The radar drive control system according to claim 3, wherein a first driving gear is provided at an output end of the reduction mechanism, the first driving gear is engaged with a second driving gear provided on a rotating shaft of the radar antenna, and the reduction mechanism drives the rotation of the radar antenna through the first and second driving gears.

5. The radar drive control system as recited in claim 1, wherein said monitoring feedback means includes a rotation monitoring mechanism and a feedback circuit;

the rotation monitoring mechanism is arranged at the output end of the driving device and used for acquiring the rotation state of the radar antenna;

the feedback circuit is connected with the rotation monitoring mechanism and the control device respectively and is used for being matched with the rotation monitoring mechanism to generate a rotation feedback signal and transmitting the rotation feedback signal to the control device so as to realize the rotation monitoring of the radar antenna.

6. The radar drive control system of claim 5, wherein the rotation monitoring mechanism is an aperture code wheel disposed at an output end of the driving device and rotating synchronously with an output shaft of the driving device; the unthreaded hole code disc is provided with unthreaded holes at equal angles along the circumferential direction.

7. The radar drive control system according to claim 6, wherein the feedback circuit is provided with a photoelectric switch, two poles of the photoelectric switch are respectively disposed at upper and lower sides of the aperture code wheel, and the aperture code wheel rotates to sequentially face the two poles of the photoelectric switch, so that on-off circulation of the photoelectric switch is realized, and the feedback circuit generates a pulse signal.

8. A radar, characterized in that the radar comprises:

the signal transmitting and receiving device comprises a signal receiving device, a signal transmitting device and a radar antenna, and is used for transmitting and receiving wireless signals and realizing obstacle identification;

the radar drive control system according to any one of claims 1 to 7, used for rotation control of the radar antenna;

and the radar control and display system is respectively connected with the navigation radar drive control system and the signal transmitting and receiving device and is used for the comprehensive control of the navigation radar system.

9. A method of controlling a radar as claimed in claim 8, wherein the method comprises the steps of:

the radar control and display system drives the radar antenna to rotate through the control device, and realizes the transmission and the reception of wireless signals through the signal transmitting and receiving device;

the monitoring feedback device monitors the rotation state of the radar antenna and generates a feedback signal, the control device receives the feedback signal to realize rotation adjustment of the antenna radar, and meanwhile, the radar control and display system receives the feedback signal to generate and display the navigation direction data of the ship.

Technical Field

The invention relates to the technical field of marine navigation equipment, in particular to a radar driving control system, a radar using the system and a control method thereof.

Background

The marine navigation radar is a radar for ensuring that a ship sails along the correct direction, plays a crucial role in sailing of the ship under the conditions of night and fog, and can also guide the ship to enter a port, and collision is prevented in the sailing process of the ship through a narrow water channel and the like.

The existing marine navigation radar is arranged on a ship through a fixed point and scans through fixed frequency, so that objects around the navigation route of the ship are detected, and the navigation safety of the ship is ensured.

However, most of the existing marine radars are arranged on large and medium ships, so that the cost is high, the system is complex, the existing marine radars are not suitable for small ships, and improvement is needed.

Disclosure of Invention

The invention provides a radar driving control system which can solve the problems that the existing complete set of radar equipment is only suitable for large and medium ships, the cost is high and the system is complex.

The present invention is achieved as such, and a radar drive control system includes:

the output end of the driving device is provided with a radar antenna, and the driving device is used for driving the radar antenna to rotate;

the monitoring feedback device is arranged at the output end of the driving device, is connected with the control device and is used for monitoring the rotation of the radar antenna; and

and the control device is respectively connected with the driving device and the monitoring feedback device and is used for controlling the driving device according to the feedback signal of the monitoring feedback device so as to realize the rotation control of the radar antenna.

In another embodiment, the present invention also provides a radar including:

the signal transmitting and receiving device comprises a signal receiving device, a signal transmitting device and a radar antenna, and is used for transmitting and receiving wireless signals and realizing obstacle identification;

the radar drive control system according to the above embodiment, for rotation control of the radar antenna;

and the radar control and display system is respectively connected with the navigation radar drive control system and the signal transmitting and receiving device and is used for the comprehensive control of the navigation radar system.

In another embodiment, the present invention also provides a radar control method, including the steps of:

the radar control and display system drives the radar antenna to rotate through the control device, and realizes the transmission and the reception of wireless signals through the signal transmitting and receiving device;

the monitoring feedback device monitors the rotation state of the radar antenna and generates a feedback signal, the control device receives the feedback signal to realize rotation adjustment of the antenna radar, and meanwhile, the radar control and display system receives the feedback signal to generate and display the navigation direction data of the ship.

The invention relates to the technical field of marine navigation equipment, in particular to a radar driving control system, a radar using the system and a control method thereof. The radar antenna rotation control device is provided with the driving device for driving the radar antenna to rotate, the driving device is controlled by the control device, so that the rotation control of the radar antenna is realized, and the radar antenna rotation control device is also provided with the monitoring feedback device for monitoring the rotation of the radar antenna. The invention realizes the feedback control of the rotation of the radar antenna, has simple structure compared with the prior complete set of radar equipment, has relatively independent driving system from a radar comprehensive control system compared with the prior complete set of large-scale radar equipment, is suitable for small and medium-sized ships, and has low cost and high reliability.

Drawings

Fig. 1 is a schematic structural diagram of a navigation radar control system according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a driving device according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a monitoring feedback device according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a radar system according to an embodiment of the present invention;

fig. 5 is a schematic flowchart of a radar control method according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The invention provides a radar driving control system which can solve the problems that the existing complete set of radar equipment is only suitable for large and medium ships, the cost is high and the system is complex.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, a schematic structural diagram of a radar driving control system provided in an embodiment of the present invention includes:

the driving device 101, the output end of the driving device is provided with a radar antenna, and the driving device is used for driving the radar antenna to rotate;

the monitoring feedback device 102 is arranged at the output end of the driving device, is connected with the control device and is used for monitoring the rotation of the radar antenna; and

and the control device 103 is respectively connected with the driving device and the monitoring feedback device and is used for controlling the driving device according to the feedback signal of the monitoring feedback device, so that the rotation control of the radar antenna is realized.

In the present invention, the driving device is a power source of the radar antenna, and is used for driving the radar antenna to rotate, and the setting form of the driving device may be various, for example, a motor is used as a power source, and the radar antenna is driven to rotate by a belt, a gear, a worm gear, and the like, of course, the motor may also directly drive the radar antenna to rotate, for example, the radar antenna is arranged on a driving shaft of the motor. It should be understood that the driving device in the present invention includes a control signal input end and a power output end, the control signal input end is widely understood, and may be a control signal independent from a power supply, or a power supply signal passing through a control element, for example, a control switch is disposed on a power supply line, and the motor is controlled by controlling the control switch, which is different from general on-off control, and the control of the motor in the present invention at least includes on-off control, rotation speed control, and direction control.

In the present invention, the monitoring feedback device is used for monitoring the rotation of the radar antenna, including but not limited to the rotation speed, the size and precision of the rotation angle, the rotation direction, etc. In order to reduce the monitoring error, the closer the rotation information acquisition end of the monitoring feedback device is to the radar antenna, the better the rotation information acquisition end is, in the invention, the rotation information acquisition end is arranged at the output end of the driving device, so that the error caused by the driving device can be skipped.

In the invention, the control device is used for controlling the rotation of the radar antenna, is connected with the driving device and the monitoring feedback device, controls the rotation of the radar antenna by controlling the driving device, and acquires the rotation data of the radar antenna, including the rotation speed, the size and the precision of a rotation angle, the rotation direction and the like, by the monitoring feedback device, so that the rotation of the radar is controlled and adjusted, and the closed-loop control is realized.

According to the navigation radar control system provided by the invention, the driving device is arranged to drive the radar antenna to rotate, the driving device is controlled by the control device, so that the rotation control of the radar antenna is realized, and the monitoring feedback device is also arranged for monitoring the rotation of the radar antenna. The invention realizes the feedback control of the rotation of the radar antenna, has simple structure compared with the prior complete set of radar equipment, has relatively independent driving system from a radar comprehensive control system compared with the prior complete set of large-scale radar equipment, is suitable for small and medium-sized ships, and has low cost and high reliability.

In one embodiment of the invention, the driving device comprises a driving motor, the driving motor is connected with the control device, and the radar antenna is driven to rotate according to a control signal of the control device.

In this embodiment, the power source of the driving device is a driving motor, the controllability of the driving motor is good, the rotation speed and the steering can be conveniently adjusted, the stepping of the angle can be realized under necessary conditions, and the driving device is suitable for the rotation control of the radar antenna.

According to the navigation radar control system provided by the invention, the motor is used for providing power for the driving device, so that the rotation control of the radar antenna can be more conveniently realized, and the control in various forms such as speed change, direction change, stepping and the like can be realized; in the invention, as the power source of the driving device, namely the driving motor, is only used for driving the radar antenna to rotate, the required power is much smaller than that of the existing large-scale radar equipment, which is also one reason why the invention is suitable for small and medium-sized ships.

As an optimized solution of the above embodiment, as shown in fig. 2, the driving device further includes a speed reducing mechanism, an input end of the speed reducing mechanism is connected to an output shaft of the driving motor, and an output end of the speed reducing mechanism is used for driving the radar antenna to rotate.

In this embodiment, the speed reduction mechanism may be a gear set, a worm gear, a belt speed reduction mechanism, etc., and taking the gear set as an example, the speed reduction mechanism may specifically be: the device comprises a first reduction gear set and a second reduction gear set, wherein an input gear of the first reduction gear set is directly driven by a driving motor, an output gear of the first reduction gear set and an input gear of the second reduction gear set rotate coaxially, an output gear of the second reduction gear set and a power driving shaft of a reduction mechanism rotate coaxially, and the first reduction gear set and the second reduction gear set are both arranged in a reduction gearbox.

According to the navigation radar control system provided by the invention, speed reduction is realized through the speed reduction mechanism, and the torque of the output end is improved.

In one embodiment of the present invention, as shown in fig. 2, a first driving gear is disposed at an output end of the speed reducing mechanism, the first driving gear is engaged with a second driving gear disposed on a rotating shaft of the radar antenna, and the speed reducing mechanism drives the rotation of the radar antenna through the first and second driving gears.

In the embodiment, the driving device realizes transmission with the radar antenna through the first driving gear and the second driving gear, compared with the situation that the radar antenna is directly arranged on the speed reducing machine, the arrangement form of the invention is relatively independent between the radar antenna and the speed reducing mechanism, is more beneficial to fault maintenance and the like, can realize adjustment of the speed ratio by replacing the first gear and the second gear when necessary, does not need to disassemble the speed reducing mechanism at the moment, and is easy to operate.

In one embodiment of the present invention, as shown in fig. 3, the monitoring feedback device includes a rotation monitoring mechanism and a feedback circuit;

the rotation monitoring mechanism is arranged at the output end of the driving device and used for acquiring the rotation state of the radar antenna;

the feedback circuit is connected with the rotation monitoring mechanism and the control device respectively and is used for being matched with the rotation monitoring mechanism to generate a rotation feedback signal and transmitting the rotation feedback signal to the control device so as to realize the rotation monitoring of the radar antenna.

In this embodiment, the rotation monitoring mechanism may be a sensor or other devices that can be used to collect the rotation data of the radar antenna, and may be of a single structure or a composite structure, for example, a plurality of sensors are used simultaneously. The rotation monitoring mechanism is arranged at the output end of the driving device, so that the error between the monitored rotation data and the actual rotation of the radar antenna can be reduced.

In this embodiment, the rotation monitoring mechanism is connected to the control device through a feedback circuit, and it should be noted that the feedback circuit may include a corresponding filter circuit, an amplifying circuit, and the like to achieve necessary components for signal acquisition and utilization.

According to the navigation radar control system provided by the invention, the rotation of the radar antenna is tracked through the rotation monitoring mechanism, the monitoring signal is generated by using the feedback circuit and is fed back to the control device, so that the control device can accurately control the radar antenna, the structure is simple, the function is complete, and the miniaturization of the driving control of the radar antenna can be realized.

As a further optimization of the above optimization scheme, as shown in fig. 2-3, the rotation monitoring mechanism is an aperture code wheel, and the aperture code wheel is arranged at the output end of the driving device and rotates synchronously with the output shaft of the driving device; the unthreaded hole code disc is provided with unthreaded holes at equal angles along the circumferential direction.

In this embodiment, the monitoring mechanism is an aperture code wheel, the aperture code wheel and an output shaft of the driving device rotate synchronously without an additional output rotating shaft, the aperture code wheel can follow the rotation of the radar antenna, and the situation of step loss and the like can be avoided.

According to the navigation radar control system provided by the invention, the rotating data of the radar antenna is collected by utilizing the unthreaded hole code disc, the monitoring mechanism can rotate following the radar antenna, the arrangement is simple, the navigation radar control system is different from an independent output shaft used in the existing large-scale radar equipment, the output shaft of the driving device is utilized to simultaneously drive the radar antenna and the unthreaded hole code disc, and the structure is simpler and more reasonable.

As a further optimization of the previous optimization scheme, as shown in fig. 3, a photoelectric switch is arranged on the feedback circuit, two poles of the photoelectric switch are respectively arranged at the upper side and the lower side of the unthreaded hole code disc, and the unthreaded holes are sequentially over against the two poles of the photoelectric switch when the unthreaded hole code disc rotates, so that on-off circulation of the photoelectric switch is realized, and the feedback circuit generates a pulse signal.

In this embodiment, be provided with photoelectric switch on the feedback circuit, photoelectric switch with the unthreaded hole code wheel cooperatees, realizes photoelectric switch's intermittent type nature break-make, through this combination, can obtain radar antenna's rotational speed by the frequency of photoelectric switch break-make, can calculate the angle of having rotated through photoelectric switch break-make number of times to monitor and feedback control the rotation of radar antenna.

According to the navigation radar control system provided by the invention, the collection of the rotation data of the radar antenna is realized through the combination of the unthreaded hole code disc and the photoelectric switch, so that the rotation of the radar antenna is effectively subjected to feedback control, and the rotation precision of the radar antenna is ensured.

An embodiment of the present invention further provides a radar, as shown in fig. 4, including:

the signal transmitting and receiving device 401 comprises a signal receiving device, a signal transmitting device and a radar antenna, and is used for transmitting and receiving wireless signals to realize obstacle identification;

the radar drive control system 402 according to any one of the above embodiments, configured to control rotation of the radar antenna;

and a radar control and display system 403, which is respectively connected with the navigation radar driving control system and the signal transmitting and receiving device, and is used for the comprehensive control of the navigation radar system.

In this embodiment, the radar includes a signal transmitting and receiving device, a radar control and display system, and a radar driving control system according to any one of the above embodiments of the present invention. The signal transmitting and receiving device is a basic function module of a radar system and is used for transmitting and receiving wireless signals, so that obstacles are identified, and risk avoidance of ships is realized; the specific form of the radar control and display system can be set into different forms according to actual needs, and the basic function of the radar control and display system is to comprehensively control the radar; the radar driving control system provided by the invention is a functional module connected with the radar control and display system, can be actually and independently arranged as required, and is not restricted by the radar control and display system. It should be noted that the radar control and display system is at least connected to the monitoring feedback device of the present invention, so as to calculate and obtain data related to the navigation of the ship, such as azimuth, generation of bow line signal, etc., that is, in this embodiment, the radar driving control system is independent and related, and may be independent for realizing the rotation control of the radar antenna, and the radar control and display system may also use the information thereof to obtain data related to the navigation of the ship (non-obstacle related data).

The embodiment of the invention also provides the radar, which can realize relative independence of rotation control of the radar antenna, can obtain ship navigation related data by utilizing the radar antenna, has low cost compared with the conventional large-scale radar equipment, and is suitable for medium and medium-sized ships.

The embodiment of the invention also provides a control method of the radar, which comprises the following steps as shown in fig. 5:

step S501, a radar control and display system drives a radar antenna to rotate through a control device, and wireless signals are transmitted and received through a signal transmitting and receiving device;

step S502, a monitoring feedback device monitors the rotation state of the radar antenna and generates a feedback signal, the control device receives the feedback signal to realize the rotation adjustment of the antenna radar, and meanwhile, the radar control and display system receives the feedback signal to generate and display the navigation direction data of the ship.

In the embodiment of the invention, the radar control and display system is used for comprehensively controlling the work of the radar antenna, and the monitoring feedback device is used for collecting the state information of the antenna radar to generate the feedback signal, so that on one hand, the control device utilizes the feedback signal to rotate and adjust the radar antenna, on the other hand, the radar control and display system utilizes the signal to generate data related to ship navigation, the miniaturization of the radar system is favorably realized, the radar antenna is suitable for small and medium-sized ships, the cost is low, and the market advantage is great.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.