CN212769491U

CN212769491U - Automatic control system for medium-sized aeronautical vehicle

Info

Publication number: CN212769491U
Application number: CN202020941816.5U
Authority: CN
Inventors: 郝学超
Original assignee: Handan Insuntec Technology Co ltd
Current assignee: Handan Insuntec Technology Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-03-23
Anticipated expiration: 2030-05-29

Abstract

The utility model relates to a boat car automatic control technical field especially relates to a medium-sized boat car is with automatic control system. The hoisting device comprises a cart motor, a trolley motor, a winch motor, a programmable controller, a cart position sensor, a trolley position sensor, a lifting hook height sensor, a cart frequency converter, a trolley frequency converter, a winch frequency converter, a cart brake, a trolley brake and a winch brake; the cart motor, the trolley motor and the winch motor are three-phase asynchronous motors, the cart motor is electrically connected with the programmable controller through a cart frequency converter and a trolley motor through a trolley frequency converter and a winch motor through a winch frequency converter, and the cart position sensor, the trolley position sensor, the lifting hook height sensor, the cart brake, the trolley brake and the winch brake are directly and electrically connected with the programmable controller; the large car motor is two in number, and the two large car motors are electrically connected with the programmable controller through a large car frequency converter.

Description

Automatic control system for medium-sized aeronautical vehicle

Technical Field

The utility model relates to a boat car automatic control technical field especially relates to a medium-sized boat car is with automatic control system.

Background

The navigation vehicle is also called a crane, a traveling crane, a crown block, a gantry crane and the like, and belongs to a gantry crane. The cart of the navigation vehicle is a walking structure of the whole movement of the navigation vehicle, the trolley of the navigation vehicle walks on a main cross beam of the navigation vehicle, the cart and the trolley of the navigation vehicle are provided with wheels, a track for the running of the trolley is paved on the crane, and the winch is used for hoisting objects through a pulley block and a lifting hook.

The existing medium-sized navigation vehicle generally uses personnel to operate and complete the lifting, transporting, loading and unloading of goods. In the transportation process of some fixed routes and fixed kinds of goods, the repeated operation of personnel wastes human resources and increases the operation cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides a medium-sized automatic control system for navigation car, adopts the running state of sensor monitoring navigation car, uses programmable controller automatic control.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: an automatic control system for a medium-sized aeronautical vehicle comprises a cart motor, a trolley motor, a winch motor, a programmable controller, a cart position sensor, a trolley position sensor, a lifting hook height sensor, a cart frequency converter, a trolley frequency converter, a winch frequency converter, a cart brake, a trolley brake and a winch brake; the cart motor, the trolley motor and the winch motor are three-phase asynchronous motors, the cart motor is electrically connected with the programmable controller through a cart frequency converter and a trolley motor through a trolley frequency converter and a winch motor through a winch frequency converter, and the cart position sensor, the trolley position sensor, the lifting hook height sensor, the cart brake, the trolley brake and the winch brake are directly and electrically connected with the programmable controller; the large car motor is two in number, and the two large car motors are electrically connected with the programmable controller through a large car frequency converter.

The technical scheme is further optimized, the number of the trolley motors is two, each trolley motor is electrically connected with the programmable controller through one trolley frequency converter, the number of the winch motors is also two, and each trolley motor is electrically connected with the programmable controller through one winch frequency converter.

Further optimize this technical scheme, the cart position sensor uses the inductance type proximity sensor, dolly position sensor and lifting hook height sensor use stay cord displacement sensor.

Further optimizing the technical scheme, the cart motor, the trolley motor and the winch motor are provided with speed reducers, and the speed reducers are gear speed reducers.

Compared with the prior art, the utility model has the advantages of it is following: 1. the cart position sensor is arranged, so that the structure is favorable for ensuring that the position of the whole navigation cart can be monitored; 2. the trolley position sensor is arranged, so that the structure is favorable for ensuring that the position of the aerial vehicle trolley can be monitored; 3. the lifting hook height sensor is arranged, so that the structure is favorable for ensuring that the lifting state can be monitored; 4. the structure is controlled by the programmable controller, and the automatic operation of the navigation vehicle is favorably ensured.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a wiring structure diagram of the programmable controller.

Fig. 3 is a circuit schematic of the frequency converter.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The specific implementation mode is as follows: referring to fig. 1-3, the automatic control system for the medium-sized aircraft of the present embodiment uses a siemens S3-700 series 312-type CPU, and the frequency converter for the large car, the frequency converter for the small car, and the frequency converter for the winch all use one type of frequency converter, which is a siemens MM430 type frequency converter. The programmable controllers and frequency converters of other models are basically the same as the principle in the embodiment and can be applied by slight adjustment.

The automatic control system for the medium-sized aeronautical vehicle in the embodiment comprises a cart motor, a trolley motor, a winch motor, a programmable controller, a cart position sensor, a trolley position sensor, a lifting hook height sensor, a cart frequency converter, a trolley frequency converter, a winch frequency converter, a cart brake, a trolley brake and a winch brake; the cart motor, the trolley motor and the winch motor are three-phase asynchronous motors, the cart motor is electrically connected with the programmable controller through a cart frequency converter and a trolley motor through a trolley frequency converter and a winch motor through a winch frequency converter, and the cart position sensor, the trolley position sensor, the lifting hook height sensor, the cart brake, the trolley brake and the winch brake are directly and electrically connected with the programmable controller; the large car motor is two in number, and the two large car motors are electrically connected with the programmable controller through a large car frequency converter.

As a preferable setting mode, the number of the trolley motors is two, each trolley motor is electrically connected with the programmable controller through a trolley frequency converter, the number of the winch motors is also two, and each trolley motor is electrically connected with the programmable controller through a winch frequency converter.

In a preferred arrangement, the cart position sensor is an inductive proximity sensor, and the cart position sensor and the hook height sensor are pull-cord displacement sensors.

As a preferred arrangement mode, the cart motor, the trolley motor and the winch motor are provided with speed reducers, and the speed reducers are gear speed reducers.

When the device is used, the cart position sensors are arranged at the front part and the rear part of the travelling device of the aerocar, the cart position sensors use inductive proximity sensors, positioning piles are arranged at two end points of a cart running interval, and the cart stops when moving to a position close to the positioning piles. A pull rope displacement sensor of the trolley is arranged at the end part of a cross beam of the aerocar, and the end part of the pull rope is fixed on the trolley; a stay cord displacement sensor of the lifting hook is fixed on the trolley, and the end part of the stay cord is fixed on the lifting hook. The programmable controller, the frequency converter and the brake are connected into a power supply circuit, the cart position sensor and the hook height sensor are connected into a digital signal input end of the programmable controller, the cart frequency converter and the winch frequency converter are electrically connected with the programmable controller through analog signal ends or digital signal ends, and the cart brake, the cart brake and the winch brake are electrically connected with the programmable controller through relays.

When the navigation vehicle automatically operates, goods are lifted from a certain position according to a fixed flow, the whole vehicle moves to another position, the goods are unloaded, the circulation is repeated, a fixed time interval is set between every two actions, and the navigation vehicle automatically operates according to a period.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a medium-sized navigation vehicle is with automated control system which characterized in that: the hoisting device comprises a cart motor, a trolley motor, a winch motor, a programmable controller, a cart position sensor, a trolley position sensor, a lifting hook height sensor, a cart frequency converter, a trolley frequency converter, a winch frequency converter, a cart brake, a trolley brake and a winch brake; the cart motor, the trolley motor and the winch motor are three-phase asynchronous motors, the cart motor is electrically connected with the programmable controller through a cart frequency converter and a trolley motor through a trolley frequency converter and a winch motor through a winch frequency converter, and the cart position sensor, the trolley position sensor, the lifting hook height sensor, the cart brake, the trolley brake and the winch brake are directly and electrically connected with the programmable controller; the large car motor is two in number, and the two large car motors are electrically connected with the programmable controller through a large car frequency converter.

2. The automated control system for medium-sized aeronautical vehicles according to claim 1, characterized in that: the trolley comprises two trolley motors, wherein each trolley motor is electrically connected with the programmable controller through a trolley frequency converter, the winch motors are also two, and each trolley motor is electrically connected with the programmable controller through a winch frequency converter.

3. The automated control system for medium-sized aeronautical vehicles according to claim 2, characterized in that: the cart position sensor uses an inductive proximity sensor, and the trolley position sensor and the lifting hook height sensor use a pull rope displacement sensor.

4. The automated control system for medium-sized aeronautical vehicles according to claim 2, characterized in that: the cart motor, the trolley motor and the winch motor are provided with speed reducers, and the speed reducers are gear speed reducers.