Product Description
Replacement Original CZPT 21766717/20521447/21153968/21393207 Belt Tensioner for Container Equipment Reach Stacker Spare Parts,
With good price and original.
Item Specifics
Part Name: Belt Tensioner
Part No: 21766717/20521447/21153968/21393207
Compatable with: CZPT
Market Type: Original
Detailed Photos |
CZPT 21766717/20521447/21153968/21393207 Belt Tensioner for Reach Stacker Spare Parts
Container Reach Stacker Parts |
Power System
Engine Transmission Assembly, Turbine Shaft, Hub Assembly, Transmission Plate Assembly, Pump Transmission Assembly, Front Wheel Drive, Transmission Gear Set, Clutch Shaft Assembly, Electric Control Valve Assembly, Handling Cover Assembly, Pressure Regulating Valve, Chongye Pump, Control Valve box cover assembly, electronic control valve assembly, double filter, fuel assembly, cooling assembly, intake assembly, air filter, intake pipe bracket, exhaust assembly, muffler
Frame Assembly
Fixed weight system, fender, cover, rearview mirror assembly, wind deflector assembly, cover assembly
Front window wiper assembly, rear window wiper assembly
double pedal
Air Conditioning System
Boom Assembly
Pitching cylinder, lower slider assembly, upper slider assembly, damping cylinder, telescopic cylinder assembly
Spreader Body
Right telescopic beam assembly, twist lock mechanism, ejector rod device, twist lock device, push rod assembly, slider seat assembly, lubricating oil pipeline assembly, reducer, main beam assembly, telescopic cylinder, hydraulic system, one-way Valve, Rotary Valve, Solenoid Reversing Valve, Telescopic Lock Valve Group
Company Profile |
HangZhou CZPT Technology Equipment Co., Ltd is a high-tech enterprise that integrates scientific research, design, production and sales. The company has strong technical force, advanced production technology, complete facilities, and has several senior technical engineers, constantly introducing more high-tech products suitable for market needs, which have good functional effect, and great market competitiveness.
In the process of development, the company continuously exchanges and cooperates with many domestic scientific research institutions. The ability to design, produce, maintain, debug and transform projects has rapidly increased, and the scale has continued to expand.
The company’s aim is to provide customers with quality and cheap products, and provide considerate service. In order to meet different needs, we supply high-quality products for the industrial-grade market and provides regular-quality products for professional-level markets and users. As a professional manufacturer, we independently researches and develops a variety of professional production equipments that are suitable for the characteristics of its products. At the same time, we can also customize them according to your requirements.
Packing and Shipping |
We supply CZPT / Konecranes / CZPT / Fantuzzi / CVS port machinery empty container reach stacker spare parts.
If you need these,please contact us. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Type: | Belt Tensioner |
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Application: | Hoisting Machinery |
Part Name: | Belt Tensioner |
Part Number: | 21766717/20521447/21153968/21393207 |
Part Name 2: | Needle Valve Stem |
Part Name 3: | Accumulator Pressure Brake Valve |
Customization: |
Available
| Customized Request |
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Are there specific considerations for choosing V-belt tensioners in applications with varying loads or environmental conditions?
When selecting V-belt tensioners for applications with varying loads or environmental conditions, several specific considerations should be taken into account. The performance and longevity of the tensioners can be greatly influenced by these factors, and choosing the right tensioner design and features is crucial. Here’s a detailed explanation of the considerations for choosing V-belt tensioners in applications with varying loads or environmental conditions:
- Load Capacity:
- Adjustability:
- Damping and Shock Absorption:
- Environmental Compatibility:
- Temperature Range:
- Contamination Resistance:
In applications with varying loads, it is essential to select V-belt tensioners that can accommodate the full range of load requirements. The tensioner should have a sufficient load capacity to handle the maximum load conditions without excessive deflection or wear. Considerations such as the tensioner’s structural strength, the choice of materials, and the design of the bearing system all play a role in determining the tensioner’s load capacity.
V-belt tensioners in applications with varying loads often require adjustability to maintain the appropriate tension as the load conditions change. Adjustable tensioners allow for fine-tuning of the belt tension to ensure optimal performance and prevent issues like belt slippage or excessive wear. Tensioners with adjustable features, such as movable brackets, sliding mechanisms, or threaded adjustments, provide flexibility to adapt to different load conditions and maintain proper belt tension.
In applications where loads are subject to sudden changes or shocks, it is important to consider the tensioner’s ability to absorb and dampen these dynamic forces. Tensioners with built-in damping or shock absorption mechanisms can help minimize the impact of sudden load fluctuations on the belt system. These features can include rubber or elastomeric components, hydraulic dampers, or spring-loaded systems that provide controlled movement and absorb the energy generated by load changes.
Environmental conditions can have a significant impact on the performance and longevity of V-belt tensioners. In applications with varying environmental conditions, it is crucial to choose tensioners that are compatible with the specific environment. Factors such as temperature extremes, moisture, dust, chemicals, or exposure to UV radiation should be considered. Tensioners with appropriate materials, coatings, and sealing mechanisms can offer improved resistance to corrosion, wear, and environmental degradation, ensuring reliable performance even in challenging conditions.
If the application involves extreme temperature variations, selecting V-belt tensioners that can withstand the temperature range is vital. High temperatures can affect the tensioner’s materials, lubrication, and sealing capabilities, leading to premature wear or failure. Tensioners designed for high-temperature applications may incorporate heat-resistant materials, special coatings, or cooling mechanisms to ensure reliable performance under elevated temperatures. Conversely, in low-temperature environments, tensioners with materials that maintain flexibility and lubrication systems suitable for low temperatures should be chosen.
In environments with high levels of contamination, such as dust, dirt, or debris, it is important to select V-belt tensioners that can resist the ingress of contaminants. Tensioners with effective sealing mechanisms, protective coatings, or features that prevent the accumulation of debris can help maintain proper functioning and extend the tensioner’s lifespan in such environments. Regular maintenance and cleaning procedures should also be considered to mitigate the negative effects of contamination.
Considering these specific factors when choosing V-belt tensioners for applications with varying loads or environmental conditions can help ensure optimal performance, longevity, and reliability of the tensioning system. By selecting tensioners with appropriate load capacity, adjustability, damping capabilities, environmental compatibility, temperature resistance, and contamination resistance, the risk of premature failure or performance issues can be minimized, contributing to the overall efficiency and effectiveness of the V-belt system.
What are the common signs of improper V-belt tension, and how can tensioners address these issues?
Improper V-belt tension can lead to various issues that affect the performance, efficiency, and lifespan of V-belt systems. Recognizing the common signs of improper tension is crucial for timely adjustment or replacement. V-belt tensioners play a vital role in addressing these issues by maintaining and adjusting the tension as needed. Here’s a detailed explanation of the common signs of improper V-belt tension and how tensioners can address these issues:
- Belt Slippage:
- Belt Noise:
- Belt Wear and Cracking:
- Poor Power Transmission:
- Excessive Belt Heat:
- System Component Wear:
One of the most noticeable signs of improper belt tension is belt slippage. When the tension is too loose, the belt may slip on the pulleys, resulting in reduced power transmission efficiency and poor performance of the driven components. V-belt tensioners address this issue by applying the correct tension to prevent slippage, ensuring optimal grip between the belt and pulleys.
Improper belt tension can cause excessive noise during operation. A loose belt may produce slapping or squealing sounds as it vibrates or slips on the pulleys. On the other hand, an over-tensioned belt can generate a humming or whining noise. V-belt tensioners help address belt noise by adjusting the tension to the proper level, reducing vibrations and ensuring smooth operation.
Inadequate tension, whether too loose or too tight, can accelerate belt wear and lead to cracking. Under-tensioned belts may experience increased flexing, sidewall wear, and accelerated deterioration. Over-tensioned belts are prone to excessive stress, resulting in cracking and premature failure. V-belt tensioners address these issues by maintaining the optimal tension that evenly distributes the load, minimizing wear and extending the belt’s lifespan.
Improper tensioning negatively affects power transmission efficiency. A loose belt can cause power losses due to slippage, resulting in reduced performance and energy inefficiency. Conversely, an over-tensioned belt can lead to excessive friction, increasing energy consumption and reducing overall efficiency. V-belt tensioners address these issues by applying the correct tension, ensuring efficient power transfer and maximizing system performance.
Improper belt tension can cause excessive heat generation during operation. A loose belt may slip and generate frictional heat, potentially damaging the belt and other system components. An over-tensioned belt can also generate excessive heat due to increased friction. V-belt tensioners help address this issue by maintaining the proper tension, reducing slippage, minimizing friction, and preventing excessive heat buildup.
Improper belt tension can lead to accelerated wear on system components, such as pulleys, bearings, and shafts. A loose belt may cause increased wear on the pulley grooves and premature bearing failures. An over-tensioned belt can place excessive stress on the pulleys, leading to wear or even damage. V-belt tensioners help address these issues by maintaining the optimal tension, reducing wear on system components, and promoting their longevity.
In summary, common signs of improper V-belt tension include belt slippage, belt noise, belt wear and cracking, poor power transmission, excessive belt heat, and accelerated system component wear. V-belt tensioners address these issues by maintaining the correct tension, preventing slippage, reducing noise and wear, optimizing power transmission, minimizing heat generation, and promoting the longevity of system components. Regular monitoring and adjustment of V-belt tension using tensioners are essential for ensuring efficient and reliable operation of V-belt systems.
Can you describe the various types of V-belt tensioners, such as spring-loaded or automatic tensioners?
There are several types of V-belt tensioners used to maintain proper tension in V-belt drive systems. Here’s a description of some common types of V-belt tensioners:
- Spring-Loaded Tensioners:
- Automatic Tensioners:
- Hydraulic Tensioners:
- Torsion Arm Tensioners:
- Idler Pulley Tensioners:
Spring-loaded tensioners are widely used in V-belt drive systems. They consist of a pulley mounted on a movable arm that is spring-loaded. The tensioner arm applies a constant force on the V-belt, keeping it in proper tension. The spring compensates for belt stretch and wear over time, ensuring consistent tension and preventing belt slippage. These tensioners are relatively simple and economical, making them a popular choice in various applications.
Automatic tensioners, also known as self-adjusting tensioners, are designed to automatically maintain the proper tension in V-belt drive systems. They typically incorporate an internal mechanism that responds to changes in belt tension. When the belt stretches or wears, the tensioner automatically adjusts the position of the pulley or applies the necessary force to maintain optimal tension. Automatic tensioners eliminate the need for manual adjustment and ensure continuous and reliable belt tensioning.
Hydraulic tensioners are commonly used in applications that require precise and constant tension in V-belt drive systems. They utilize hydraulic pressure to maintain the desired tension. Hydraulic tensioners consist of a pulley mounted on a hydraulic piston. The tensioner is connected to a hydraulic circuit that applies pressure to the piston, allowing for precise tension adjustment. These tensioners are often used in demanding applications where accurate tension control is critical, such as high-performance engines or heavy-duty machinery.
Torsion arm tensioners, also known as pivot arm tensioners, feature a pivoting arm mechanism. The tensioner arm is connected to a pivot point and applies tension to the V-belt by rotating around the pivot. The tension is adjusted by changing the position of the pivot point. Torsion arm tensioners offer flexibility in tension adjustment and are commonly used in applications where space constraints or mounting limitations exist.
Idler pulley tensioners are a type of V-belt tensioner that incorporates an additional idler pulley. The idler pulley is positioned in contact with the V-belt, applying tension by exerting pressure on the belt. The tension is adjusted by changing the position of the idler pulley. Idler pulley tensioners are often used in applications where additional belt wrap or redirection is required, or where specific tensioning requirements exist.
These are just a few examples of the various types of V-belt tensioners. The choice of tensioner type depends on factors such as the specific application, belt drive system requirements, space limitations, and desired tensioning method. Each type of tensioner offers different advantages and is suited for particular applications, allowing for efficient and reliable tensioning of V-belts in a wide range of industries and machinery.
editor by CX 2024-03-29