People often like to watch car TV shows to pass the time when they are on business or business trips. In traditional vehicles such as buses, in-car TVS are exposed inside the vehicle. It is usually mounted on the front of the car. But people, especially drivers, need to be extra careful to lower their heads when they get into their cars to avoid hitting the TV. Caravan represents people's high quality of life, leisure and entertainment in one. The equipment inside the car is more than ordinary vehicles, and the various Settings are more exquisite. This is especially true for essential TVS.
The elevator of the car TV consists of a base fixed to the vehicle. A ball screw fixed on the base; The output end of the motor is connected with the ball screw through a coupling; And a lift driven by a ball screw rack used to secure the TV. When the TV is needed, the motor drives the lifting frame through a ball screw to lift the TV.
When the predetermined position is reached, the limit opening sends a signal to the motor, and the motor stops working.
When the TV is not needed, the motor passes through the ball screw. The lifting frame drives the TV down and brings the TV into the preset slot of the car wall to save the actual space in the carriage. It not only improves the utilization efficiency of the compartment space, but also makes the compartment more beautiful.
The vehicle TV elevator structure includes a lifting bracket assembly and a gear shaft fixing assembly. The vehicle TV is fixed to the TV fixing plate, and the TV fixing plate is fixed to the gear shaft fixing assembly. The inside left and right sides of the lifting bracket assembly are provided with vertical brackets. The rack and pinion shaft are fixed in the lifting support assembly by the pinion shaft retaining assembly.
There is a spur gear on the left and right sides of the gear shaft. Spur gears are connected to the frame. The DC reduction motor drives the gear shaft to rotate and the gear shaft is fixed. When the component touches the upper contact micro switch or the lower contact micro switch, the DC reduction motor will turn off the power and the on-board TV will stop rising or falling.
Simple structure, convenient operation; Equipped with linear guide rail and linear sliding block, only limited linear sliding, so as to achieve the purpose of linear lifting. It is highly automated; Two DC electromagnetic brakes are installed to improve stability and safety.
The TV control box is connected with the motor and the limit switch. The left and right sides of the TV fixed frame are fixed by a sliding plate, while the right sliding plate is fixed by a sliding plate. The upper and lower ends of the sliding frame are held in place by rollers that are stuck in the rolling slots. The rollers on the left and right sides of the TV's fixed frame roll in chutes. The TV fixed frame as a whole moves up and down in the outer frame through the roller, and the movement is stable. The integrated structure of the TV and TV stand is more stable.
