5.1 General description
5.1 General description
5.2 Power brake (For the schematic diagram of the system, refer to 5.1)
5.2 Power brake (For the schematic diagram of the system, refer to 5.1)
The braking system consists of traveling and stopping brakes. The traveling brake is
The braking system consists of traveling and stopping brakes. The traveling brake is
mounted inside the driving wheel, while the
mounted inside the driving wheel, while the
stopping brake is mounted on a
stopping brake is mounted on a
intermediate
intermediate
shaft at the rear
shaft at the rear
side of the gear box.
side of the gear box.
The traveling brake
The traveling brake
has two modes of p
has two modes of p
ower brake
ower brake
and vacuum brake.
and vacuum brake.
The traveling braking system that adopts the power brake mode consists of brake
The traveling braking system that adopts the power brake mode consists of brake
pedal, brake valve, energy storage and brake.
pedal, brake valve, energy storage and brake.
The power brake is to make use of the pressure oil transferred by pinion pump set
The power brake is to make use of the pressure oil transferred by pinion pump set
specially for the hydraulic system of forklift, one way of oil enters into brake valve and the
specially for the hydraulic system of forklift, one way of oil enters into brake valve and the
sub-pump of brake to produce braking, while the other
sub-pump of brake to produce braking, while the other
way of oil enters into
way of oil enters into
accumulator
accumulator
to store energy for spare use. Both ways of
to store energy for spare use. Both ways of
the oil are
the oil are
contr
contr
olled by the stroke of
olled by the stroke of
brak
brak
e
e
pedal.
pedal.
5.2.1 Brake pedal device (See Fig. 5.2)
5.2.1 Brake pedal device (See Fig. 5.2)
Brake pedal and inchin
Brake pedal and inchin
g pedal are
g pedal are
mount
mount
ed at
ed at
the left side of
the left side of
the frame through a
the frame through a
bracket. The brake pedal at the right side pushes forward the piston assembly of brake
bracket. The brake pedal at the right side pushes forward the piston assembly of brake
valve through connecting bar and makes the pedal control the pressure oil. The inching
valve through connecting bar and makes the pedal control the pressure oil. The inching
pedal at the left side and
pedal at the left side and
brak
brak
e pedal at
e pedal at
the right side play the role of
the right side play the role of
linka
linka
ge and can
ge and can
manipula
manipula
te the brake valve and the inching valve of gearbox as well.
te the brake valve and the inching valve of gearbox as well.
Fig.5.1 Brake system
Fig.5.1 Brake system
Brake valve
Brake valve
Steering
Steering
hand
hand
wheel
wheel
Brake pedal
Brake pedal
Reservoir
Reservoir
Pump
Pump
Steering cylinder
Steering cylinder
Brake
Brake
-62-
-62-
https://www.besttruckmanuals.com/