Product Description
Construction Hoist Elevator Safety Devices, Top Quality Construction Lifting Worm Gear Reducer Gearbox
Construction hoist elevator safety devices SAJ
SAJ serials pinion and cone progressive safety device is the most important safety device in the pinion and rack builders hoist, which can prevent the cage running over speed, and effectively reduce the cage dropping accident.
The safety devices developed by ZheJiang Research Institute of Building Sciences has passed through the evaluation presided by the Ministry of Construction in 1989. The specialists at the meeting made a high appraisal of reasonable compact structure, stable action speed, highly accurate calibration, safe and reliable, braking smoothly and light weight etc. features of the safety devices.
The devices was recommended as hightech products developed in National Eighth Five Year Plan by the Ministry of Construction, and also won the ZheJiang excellent new product prize.
Characteristics | Model | Rated Loading | Lifting Speed | Motor Power | |
Double Cabin |
Low-speed |
SC200/200D | 2×2000kg | 0-33m/min | 2×(3×11kw) |
SC100/100D | 2×1000kg | 0-33m/min | 2×(2×11kw) | ||
Mid-speed |
SC200/200Z | 2×2000kg | 0-55m/min | 2×(2×11kw) | |
SC100/100Z | 2×1000kg | 0-55m/min | 2×(2×11kw) | ||
Single Cabin |
Low-speed |
SC200D | 2000kg | 0-33m/min | 3×11kw |
SC100D | 1000kg | 0-33m/min | 2×11kw | ||
Mid-speed |
SC200Z | 2000kg | 0-55m/min | 2×11kw | |
SC100Z | 1000kg | 0-55m/min | 2×11kw |
The anti-drop safety devcie is consistent with China National Standards; also reach Hong Kong COP Standards and Europe EN Standards.
SAJ40-1.2 is 1 of safety devices for SC200/200. Other safety device including:
Top and bottom limit, cage door electrical and mechanical interlock safety device, landing door electrica and mechanical interlock, anti-exceeding top device, safety hook, anti-overload device, etc.
SC200/200 construction lifting hoist:
1.Cage capacity: 2000kg
2.Lifting speed: 33m/min
3.Mast section: painted or hot galvanized
4.Height: customized
5.Cage size:3.0×1.5×2.2
Anti-drop safety device are including:
SAJ30-1.2, SAJ30-1.4;
SAJ40-1.2, SAJ40-1.4;
SAJ50-1.2, SAJ50-1.4
ETC.
Personnel and materials construction building lifting equipment, construction tool equipment construction hoist of common models:
Characteristic | Model | Rated Loading | Lifting Speed | Motor Power |
Double cabin |
SC200/200 | 2×2000kg | 33m/min | 2×(3×11kw) |
SC150/150 | 2×1500kg | 33m/min | 2×(2×15kw) | |
SC100/100 | 2×1000kg | 33m/min | 2×(2×11kw) | |
Single cabin |
SC200 | 2000kg | 33m/min | 3×11kw |
SC150 | 1500kg | 33m/min | 2×15kw | |
SC100 | 1000kg | 33m/min | 2×11kw |
Certification: | CE |
---|---|
Condition: | New |
Hoisting Speed: | 1.2m/S |
Loder Weight: | for Sc100 and Sc200 |
Weight(Kg): | 38.5 |
Brand: | Sribs |
Customization: |
Diagnosing and Fixing Oil Leakage in a Worm GearboxOil leakage in a worm gearbox can lead to reduced lubrication, increased friction, and potential damage to the gearbox components. Here’s a step-by-step process to diagnose and fix oil leakage:
If you’re unsure about diagnosing or fixing oil leakage in a worm gearbox, consider consulting with a professional or gearbox manufacturer to ensure proper resolution.
Available
| Customized Request |
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What Industries Commonly Use Worm Reducers?
Worm reducers are versatile mechanical components that find applications in various industries due to their unique advantages and capabilities. Some of the industries that commonly use worm reducers include:
- Material Handling: Worm reducers are widely used in material handling equipment such as conveyors, bucket elevators, and cranes to control movement and manage heavy loads.
- Automotive: They are utilized in automotive manufacturing processes, assembly lines, and vehicle positioning systems.
- Food and Beverage: Worm reducers are used in food processing and packaging machinery where hygiene and cleanliness are crucial.
- Agriculture: Agricultural equipment like irrigation systems and tractors use worm reducers for controlling rotational motion.
- Mining and Construction: Heavy-duty applications in mining equipment, excavators, and construction machinery benefit from the torque multiplication provided by worm reducers.
- Energy: Wind turbines and solar tracking systems use worm reducers to convert low-speed, high-torque motion into rotational energy.
- Textile: Textile machinery employs worm reducers for controlling speed and tension in weaving and spinning operations.
- Packaging: Packaging equipment relies on worm reducers for precise movement and positioning of packagin
Worm Gearbox vs. Helical Gearbox: A Comparison
Worm gearboxes and helical gearboxes are two popular types of gear systems, each with its own set of advantages and disadvantages. Let’s compare them:
Aspect Worm Gearbox Helical Gearbox Efficiency Lower efficiency due to sliding friction between the worm and worm wheel. Higher efficiency due to rolling contact between helical gear teeth. Torque Transmission Excellent torque transmission and high reduction ratios achievable in a single stage. Good torque transmission, but may require multiple stages for high reduction ratios. Noise and Vibration Generally higher noise and vibration levels due to sliding action. Lower noise and vibration levels due to smoother rolling contact. Backlash Higher inherent backlash due to the design. Lower backlash due to meshing of helical teeth. Efficiency at Higher Speeds Less suitable for high-speed applications due to efficiency loss. More suitable for high-speed applications due to higher efficiency. Overload Protection Natural self-locking feature provides some overload protection. May not have the same level of inherent overload protection. Applications Commonly used for applications requiring high reduction ratios, such as conveyor systems and heavy-duty machinery. Widely used in various applications including automotive transmissions, industrial machinery, and more. Both worm and helical gearboxes have their place in engineering, and the choice between them depends on the specific requirements of the application. Worm gearboxes are preferred for applications with high reduction ratios, while helical gearboxes are chosen for their higher efficiency and smoother operation.
g materials.
- Medical: Medical devices and equipment often utilize worm reducers for their accuracy and controlled motion.
- Printing: Printing machines use worm reducers to regulate paper feed and ensure consistent printing quality.
Worm reducers’ ability to provide high torque output, compact design, and self-locking characteristics makes them suitable for applications requiring reliable and controlled motion across various industries.
editor by CX 2023-08-16