CN103910313B - Experimental trough driving system - Google Patents

Abstract

A driving system for an experimental water tank with simple structure, low cost and capable of improving experimental efficiency and accuracy. The technical solution is: it is characterized by a driving test stand (1), a power and control unit (2), and a driving track (3), wherein the driving test stand (1) is installed on the driving track (3), and the power and control The unit is connected with the driving test bench (1).

Description

Driving system for experimental tank

technical field

The invention belongs to the field of driving systems for experimental water tanks, in particular to a driving system for experimental water tanks with simple structure, low cost and capable of improving experimental efficiency and accuracy.

Background technique

At present, the commonly used driving system for experimental water tanks has a complex structure and is inconvenient to use.

Contents of the invention

The object of the present invention is to provide a driving system for an experimental water tank with simple structure, low cost, and improved experimental efficiency and accuracy.

The technical solution of the present invention is: a driving system for an experimental water tank, which is characterized by a driving test stand (1), a power and control unit (2), and a driving track (3), wherein the driving test stand (1) is installed on the driving On the track (3), the power and control unit is connected with the driving test bench (1).

The driving test bench (1) is mainly composed of driving (4), workbench (5) and wheels. The bottom of the driving is made of stainless steel, and the upper part is made of plexiglass. There are anti-collision points on both sides of the lower layer of the driving, and stainless steel plates at the anti-collision points Carry out reinforcement treatment and install anti-collision buffer at the anti-collision point to reduce the impact of the anti-collision buffer device on the car body during emergency parking. The crane is designed with an underwater instrument loading mechanism, and the lifting of the measuring rod is realized through the electronically controlled worm gear lifter, so as to complete the disassembly and assembly of the underwater instrument;

A data collector, a resistance liquid crystal display controller, a video monitoring device and a storage battery are installed on the workbench (5);

The data collector adopts a modular design and is composed of a main control module, a display control module, a data acquisition module, a module interface board, a color LCD display, and a reinforced cage, and the modules are connected by an internal CAN bus. The data collector is installed on the driving workbench to complete the data collection, calculation, display and storage functions of the tested instrument;

The resistance test device is composed of a resistance sensor and a resistance liquid crystal display controller. It is used to test the water resistance of the instrument under test in water when the vehicle is running. One end of the resistance sensor is fixed to the lower end of the measuring rod through a bolt, and the other end is connected to the water under test by a bolt. instrument fixed;

The video monitoring device includes camera, network hard disk video recorder, monitoring professional hard disk, decoder, control keyboard, LCD monitor, outdoor waterproof shield, camera power supply and camera bracket, which are used to monitor the posture and operation of the instrument under test in water and the situation inside the car. Real-time monitoring and storage of video data, with functions of wireless video transmission and remote monitoring;

The underwater instrument monitoring camera is installed on the bottom of the vehicle through a thickened stainless steel small bracket, and the camera in the vehicle is directly fixed on the driving workbench by bolts.

The power and control unit (2) consists of a traction control cabinet, a traction machine, a traction rope, a tensioning wheel and a console, wherein the console is connected to the traction control cabinet, and the traction control cabinet is connected to the traction machine. The traction machine is connected with the tension pulley through the traction rope.

The driving track (3) is a double-track structure on the ground, using 41 T-shaped guide rails of 5m each, guided by one guide rail and supported by the other guide rail, and installed on the dam body on both sides of the water tank through guide rail brackets.

The driving test bench (1) is equipped with an electromagnetic brake device, which is used for deceleration and stopping of the normal running of the driving or emergency braking of the driving in an emergency.

Install limit switches and limit switches on the outside of the driving track (3), 15 meters and 8 meters from both ends of the track; after the driving touches the limit switch, the control circuit is cut off through the limit switch to decelerate the motor. After a period of delay, the electromagnetic brake coil loses power, and the vehicle decelerates to a stop; if the brake fails, after the vehicle touches the limit switch, both the motor and the brake lose power, and the brake wheels are firmly stuck to stop the vehicle.

There are sound and light alarm and emergency braking devices at both ends of the driving track (3), including warning lights, buzzers, emergency braking buttons and rope clamps; when the driving reaches the emergency braking area, if the limit and limit The switch does not operate, the warning light flashes, and the buzzer sounds. At this time, after the emergency brake button is pressed, the motor and brake are powered off, and at the same time, the rope clamp block moves to clamp the traction wire rope for braking.

Anti-collision buffers are arranged at both ends of the driving track (3) to offset the impact force of the collision in case of an accident, reduce damage to the driving and the tank wall, and prevent danger.

The beneficial effects of the present invention are: the driving system for the experimental water tank is composed of a driving test stand, a power and control unit, and a driving track, wherein the driving test stand is installed on the driving track, and the power and control unit is connected with the driving test stand.

The driving test bench makes reciprocating linear motion on the track laid on both sides of the test tank. The underwater instrument loading mechanism is designed at the bottom of the driving test bench, and the measuring rod can be lifted and lowered by the electronically controlled worm gear elevator to complete the disassembly and assembly of the underwater instrument. The driving test bench is driven by the motor that comes with the traction machine, dragging the steel wire rope, driving the driving test bench, and pulling the underwater instrument to travel in still water to realize the simulation of the flow velocity in water. The system is designed with a braking device, which is used for deceleration and parking of the vehicle in normal operation or emergency braking of the vehicle in emergency situations.

The invention has simple structure, low cost and can improve experiment efficiency and accuracy.

The present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is group block diagram of the present invention;

Fig. 3 is a control schematic diagram of the present invention;

Fig. 4 is a control principle diagram of the power and control unit of the present invention.

detailed description

In Figure 1 and Figure 2, the driving system for the experimental water tank is characterized by a driving test bench 1, a power and control unit 2, and a driving track 3, wherein the driving test bench 1 is installed on the driving track 3, and the power and control unit Connect with driving test bench 1.

Driving test bench 1 is mainly composed of driving 4, workbench 5 and wheels. The bottom of the driving is made of stainless steel, and the upper part is made of plexiglass. There are anti-collision points on both sides of the lower layer of the driving. The stainless steel plates at the anti-collision points are reinforced. The anti-collision buffer is installed at the anti-collision point to reduce the impact of the anti-collision buffer device on the car body during emergency parking. The center of gravity of the vehicle is lower than the anti-collision point to avoid overturning of the vehicle during emergency stop collision. The vehicle is designed to be loaded with underwater instruments Mechanism, through the electronically controlled worm gear elevator to realize the lifting of the measuring rod, so as to complete the disassembly and assembly of the underwater instrument;

A data collector, a resistance liquid crystal display controller, a video monitoring device and a storage battery are installed on the workbench 5;

The data collector adopts a modular design and is composed of a main control module, a display control module, a data acquisition module, a module interface board, a color LCD display, and a reinforced cage, and the modules are connected by an internal CAN bus. The data collector is installed on the driving workbench to complete the data collection, calculation, display and storage functions of the tested instrument;

The resistance test device is composed of a resistance sensor and a resistance liquid crystal display controller. It is used to test the water resistance of the instrument under test in water when the vehicle is running. One end of the resistance sensor is fixed to the lower end of the measuring rod through a bolt, and the other end is connected to the water under test by a bolt. instrument fixed;

The video monitoring device includes camera, network hard disk video recorder, monitoring professional hard disk, decoder, control keyboard, LCD monitor, outdoor waterproof shield, camera power supply and camera bracket, which are used to monitor the posture and operation of the instrument under test in water and the situation inside the car. Real-time monitoring and storage of video data, with functions of wireless video transmission and remote monitoring (see Figure 2);

The underwater instrument monitoring camera is installed on the bottom of the vehicle through a thickened stainless steel small bracket, and the camera in the vehicle is directly fixed on the driving workbench by bolts.

The power and control unit 2 is composed of a traction control cabinet, a traction machine, a traction rope, a tensioning wheel and a console, wherein the console is connected to the traction control cabinet, the traction control cabinet is connected to the traction machine, and the traction The machine is connected with the tensioning wheel through the traction rope (see Figure 3).

The driving track 3 is a double-track structure on the ground, using 41 T-shaped guide rails of 5m each, guided by one guide rail and supported by the other guide rail, and installed on the dam body on both sides of the water tank through guide rail brackets.

The driving test bench 1 is provided with an electromagnetic braking device, which is used for decelerating and stopping the driving in normal operation or emergency braking for driving in emergency situations.

Set the limit switch and limit switch installation on the outside of the driving track 3, and the distance from the two ends of the track is 15 meters and 8 meters respectively; after the driving touches the limit switch, the control circuit is cut off through the limit switch to decelerate the motor and delay for a while After a period of time, the electromagnetic brake coil loses power, and the driving decelerates to stop; if the brake fails, after the driving touches the limit switch, both the motor and the brake lose power, and the brake wheels are firmly blocked to stop the driving.

Both ends of the driving track 3 are provided with sound and light alarm and emergency braking devices including warning lights, buzzers, emergency braking buttons and rope clamps; when the driving reaches the emergency braking area, if the limit and limit switches are No action, the warning light flashes, and the buzzer sounds. At this time, after pressing the emergency brake button, the motor and brake are powered off, and at the same time, the rope clamp block moves to clamp the traction wire rope for braking.

The two ends of the driving track 3 are provided with anti-collision buffers to offset the impact force of the collision in case of accidents, reduce the damage to the driving and the tank wall, and prevent danger.

The working principle of the present invention is: the driving test bench makes a reciprocating linear motion on the tracks laid on both sides of the test water tank. The underwater instrument loading mechanism is designed at the bottom of the driving test bench, and the measuring rod can be lifted and lowered by the electronically controlled worm gear elevator to complete the disassembly and assembly of the underwater instrument. The driving test bench is driven by the motor that comes with the traction machine, dragging the steel wire rope, driving the driving test bench, and pulling the underwater instrument to travel in still water to realize the simulation of the flow velocity in water. The system is designed with a braking device, which is used for deceleration and parking of the vehicle in normal operation or emergency braking of the vehicle in emergency situations.

A monitoring camera is designed at the bottom of the driving test bench to monitor the test status and attitude of the underwater instruments. A monitoring camera is designed inside the driving test bench to monitor the working conditions of the in-vehicle data collector and resistance testing device.

Claims (7)

1. experimental trough driving system, it is characterized in that by road performance test platform (1), power andControl module (2), Crane Rail (3) composition, wherein, road performance test platform (1) is arranged onCrane Rail (3) is upper, and power and control module are connected with driving experimental bench (1);

Described road performance test platform (1) is mainly made up of driving (4), workbench (5) and wheel,Driving bottom adopts stainless steel structure, and top adopts lucite, and driving lower floor both sides are provided with anti-Hit a little, the corrosion resistant plate at crashproof some place carries out consolidation process, and installs additional crashproof slow at crashproof some placeRush device, the shock of buffer to car body when reducing to stop in emergency, driving center of gravity lower thanCrashproof, the driving while shock of avoiding stopping in emergency is overturned, and driving is designed with water Instrumental dressMounted mechanism, realizes the lifting of measuring staff by automatically controlled worm and gear lift, to complete water InstrumentalDismounting;

Workbench is provided with data acquisition unit on (5), resistance liquid crystal display controller, videoSupervising device and battery;

Data acquisition unit adopts modularized design, by main control module, display control module, dataAcquisition module, module interface plate, chromatic liquid crystal screen, reinforcing machine cage composition, intermodule is adoptedWith interior CAN bus connection, data acquisition unit is installed on driving workbench, tested in order to completeData acquisition, calculating, demonstration and the memory function of instrument;

Resistance measurement device is made up of resistance sensor and resistance liquid crystal display controller, for surveyingWhen tentative car operation, the suffered water resistance of tested instrument in water, spiral shell is passed through in resistance sensor one endBolt is fixed on measuring staff lower end, and the other end is fixed by tested instrument in bolt and water;

Video monitoring apparatus comprises video camera, network hard disk video recorder, monitoring specialty hard disk, solutionCode device, supervisory keyboard, LCD monitor, outdoor water-proof guard shield, camera power supply and video cameraSupport, for the real time monitoring of the tested instrument attitude of water and ruuning situation and Che Nei situation, withAnd the storage of video data, there is video wireless transmission and remote-monitoring function;

Water Instrumental surveillance camera is arranged on driving bottom by thickening stainless steel pony support,In car, video camera is directly bolted on driving workbench.

2. experimental trough driving system according to claim 1, is characterized in that powerAnd control module (2) is by traction switch board, traction machine, hoist ropes, regulating wheel and consoleComposition, wherein, console is connected with traction switch board, and traction switch board is connected with traction machine,Traction machine is connected with regulating wheel by hoist ropes.

3. experimental trough driving system according to claim 1, is characterized in that drivingTrack (3) is ground double rail type structure, adopts the T-shaped guide rail of 41 5m/ roots, according to oneBar guide rail guiding, the mode of a guide supporting, is arranged on tank both sides by rail bracketsOn dam body.

4. experimental trough driving system according to claim 1, is characterized in that drivingTesting stand (1) is provided with electro-magnetic braking device, for the ramp to stop of the normal operation of driving a vehicle orThe emergency brake braking of case of emergency down train.

5. experimental trough driving system according to claim 1, its feature is in drivingThe arranged outside limited location switch of track (3) and limit switch are installed, and divide apart from track two endsIt is not 15 meters and 8 meters; Driving is touched after limit switch, by limit switch cutting-off controlling electricityRoad is slowed down motor dead electricity, postpones after a period of time, and electromagnetic brake coil losing electricity, driving subtractsSpeed is stopped; If brake fade, driving is touched after limit switch, the equal dead electricity of motor and brake,Firmly blocking braked wheel makes to drive a vehicle out of service.

6. experimental trough driving system according to claim 1, its feature is in drivingThe two ends of track (3) are provided with sound and light alarm and emergency braking apparatus comprises warning lamp, buzzingDevice, emergency stop button and rope brake; In the time that driving arrives brake hard region, if spacingWith all not actions of limit switch, warning lamp flicker, buzzer ring, now presses brake hardAfter button, the equal dead electricity of motor and brake, rope brake cord-pressing block action simultaneously, clamps traction steelSilk rope is implemented braking.

7. experimental trough driving system according to claim 1, its feature is in drivingThe two ends of track (3) are provided with crash cushions, and that collides when offsetting fortuitous event rushesHit power, reduce the destruction to driving and tank cell wall, prevent danger.