TYWZ2-200 Series Foot Operated Hydraulic Drum Brakes

🛠️ Product Overview: TYWZ2-200 Series Foot Operated Hydraulic Drum Brake

The TYWZ2-200 is a Fail-Safe, Foot-Operated Hydraulic Drum Brake. Unlike standard manual brakes that require constant pressure to hold, the "Z2" designation typically indicates a specific structural improvement, often involving a self-locking or retention mechanism.

🔤 Model Decoding

T: Hydraulic (Tuó)

Y: Foot Pedal / Foot Operated (Jiao)

W: Band/Draped (Dai) / Drum

Z: Brake Shoe (Zha) / Locking Type

2: Design Variant / Second Generation

200: Brake Wheel Diameter (Approximately 200 mm).

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📋 Key Specifications

表格

Parameter	Typical Specification	Notes
Model	TYWZ2-200	Compact hydraulic drum brake.
Actuation Method	Foot Pedal Release	Pressing the pedal releases the brake (spring applies it).
Brake Wheel Diameter	200 mm	Standard size for medium-duty applications.
Braking Torque	Medium (Varies by spring force)	Suitable for gear motors and winches.
Mounting Style	B5 / B3 Flange Mount or Foot Mount	Designed to mount directly onto gearboxes or frames.

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✨ Key Features

Fail-Safe (Normally Closed) Design:
This is the defining feature of the TYWZ series. The brake is applied by powerful springs and released by pressing the foot pedal. If the operator releases the pedal, the brake engages automatically. This is crucial for holding loads and preventing accidents during power or hydraulic failure.

Foot Pedal Control:
It utilizes a lever and master cylinder system. When the operator presses the pedal, hydraulic pressure is generated to overcome the spring force and retract the brake shoes.

"Z2" Self-Locking Mechanism:
The "Z2" variant often features a ratchet or latch mechanism on the foot pedal. This allows the operator to "lock" the pedal in the depressed (brake released) position for continuous operation without holding the pedal down manually, and release it instantly for braking.

Low Noise & Smooth Operation:
The hydraulic transmission provides a smooth, cushioned feel compared to purely mechanical linkages, reducing operator fatigue and impact shock on the machinery.

Adjustable Torque:
The braking torque can usually be adjusted by changing the tension of the main springs, allowing the user to fine-tune the stopping power for different loads.

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🏭 Typical Applications

The TYWZ2-200 is commonly used in applications requiring manual control with automatic safety holding:

Construction Hoists & Winches: For manually controlling the lowering of building materials.

Small Cranes & Jib Cranes: Auxiliary or main brakes where the operator needs hands-free control.

Cable Reels & Winders: To maintain tension on the cable.

Test Benches: For applying a load to engines or motors.

Mining Equipment: Small-scale transport or lifting devices.

💡 Usage Environment

Temperature: -20°C to +50°C.

Environment: Suitable for outdoor use but should be protected from direct heavy rain to prevent corrosion of the hydraulic fittings.

Maintenance: Requires periodic checking of hydraulic fluid and brake pad wear. The self-lubricating bushings in the linkage require minimal maintenance.

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