Product Description

The working principle:
To integrate the prestressed anchor anchoring technology with the hydraulic jack technology, anchor the steel strand through the anchor, and then use the computer to centrally control the flow and oil pressure output of the hydraulic pump station. 
The device drives the jack piston to extend and contract (displacement sensor device)and forces the steel strand and the component to rise, descend, and continuously translate to realize the overall synchronous lifting (translation) and lowering movement.

Technical Parameter of Synchronous lifting jack

model Safe working load

Working pressure


Cylinder stroke


Retraction height


Jack weight


Fixed anchor weight


boost speed


Number of strands Strand diameter
ZT-TSD15 15 31.5 500 1846 148 3.2 0-25 1 18
ZT-TSD45 45 31.5 500 1726 600 28 0-25 3 18
ZT-TSD60 60 31.5 500 1726 630 32 0-25 4 18
ZT-TSD100 100 31.5 500 1790 930 46 70-25 7 18
ZT-TSD180 180 31.5 500 1886 1560 90 0-25 12 18
ZT-TSD280 280 31.5 500 1938 2330 130 0-25 19 18
ZT-TSD300 300 31.5 500 1940 2460 140 0-25 20 18
ZT-TSD400 400 31.5 500 2100 3396 220 0-25 27 18
ZT-TSD580 580 31.5 500 2220 4980 260 0-25 38 18
ZT-TSD680 680 31.5 500 2180 5410 320 0-25 45 18
ZT-TSD800 800 31.5 500 2200 6880 360 0-25 54 18
ZT-TSD1000 1000 31.5 500 2286 8520 560 0-25 66 18


Applicable fields
Widely used in the vertical hoisting or lowering of large-scale structural parts at home and abroad, such as the hoisting of steel box girders of bridges, the lowering of bridge piers and weirs, the hoisting or lowering of hanging blue, the hoisting of chimney steel inner cylinders of power plants or chemical plants, the hoisting of steam drums and stators of power plants, Gantry crane installation, aircraft maintenance garage, gymnasium, and other steel structures and other super-high and super-heavy large-scale structures.
Bridge Tension Jacks

Company Profile

ZheJiang CHINAMFG Mining Equipment Company was founded in 2005 in HangZhou, ZheJiang Province, It is a foreign trade company specializing in the research, development, and sales of machinery and equipment in the fields of mining, bridges, pavements, and tunnels.

With the improvement of high-quality products and good services, our products are trusted and appreciated by customers from all over the world. At present, our customers are all over Russia, Thailand, Romania, Bulgaria, Albania, Colombia, Brazil, Peru, Uruguay, Saudi Arabia, Kuwait, United Arab Emirates, Oman, Turkey, Israel, Kazakhstan, India, and many other countries.

About Certifications:

Packing and Shipping:
Q1: Whether the rig is used for rock holes or soil holes?
A1: Equipped with different drill bits according to the application object. Rock drilling rigs are equipped with round steel drill impact hammers and rock drill bits. The soil drilling rigs require a twist drill pipe and a three-blade drill bit.
Q2: How much tonnage can a bridge jack lift??
A2:  The range is from 50 to 1000 tons, depending on the application needs we have the right choice for you.       

Q3: How many CHINAMFG is the connection between the jack and the oil pump?
A3: The factory standard is 2 meters. If you need longer, we will make it for you.
Q4: What is the difference between the hydraulic oil pump?
A4: For the tension jack, it is a 50 MPa 3 kW oil pump and 60 MPa 4 kW oil pump.

Q5: What kind of packages does a set of anchors have?
A5: Anchor ring, clip, anchor pad, spiral rib.
Q6: Which payment term can you accept?
A6: 100% T/T( Decide according to actual situation)

Q7: How long is the machine warranty?
A7: One year for the machine and provide technical support according to your needs.

Q8: How long will it take to arrange production?
A8: we can deliver the normal goods within 7-15 days. Other nonstandard electrical items we will deliver within 25-30 days.
Q9: Which trade term can you accept?
A9: Available trade terms: FOB, CIF, CFR, EXW, etc.

Q10: Do you provide samples? Is it free or extra?
A10: Yes, we could offer you the sample machine. But it's not free. You need to pay for the sample and the cost of the freight.

Q11: What are your terms of payment?
A11: We accept T/T, Western Union, Money Gram, Paypal, L/C, etc.


Transport Package: Wooden Box
Trademark: ZHONGTUO
Origin: China Shaanxi Xi′an

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Shipping Cost:

Estimated freight per unit.

about shipping cost and estimated delivery time.
Payment Method:


Initial Payment

Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

hydraulic cylinder

Are there any emerging trends in hydraulic cylinder technology, such as smart features?

Yes, there are several emerging trends in hydraulic cylinder technology, including the integration of smart features. As industries continue to adopt advanced technologies and seek greater efficiency, hydraulic cylinders are being equipped with innovative capabilities to enhance their performance and provide additional benefits. Here are some of the emerging trends in hydraulic cylinder technology:

1. Sensor Integration:

- One of the significant trends in hydraulic cylinder technology is the integration of sensors. Sensors can be embedded within the hydraulic cylinder to monitor various parameters such as pressure, temperature, position, and load. These sensors provide real-time data, allowing for condition monitoring, predictive maintenance, and improved operational control. By collecting and analyzing data, operators can optimize the performance of hydraulic systems, detect potential issues in advance, and prevent failures, resulting in increased reliability and reduced downtime.

2. Connectivity and IoT:

- Hydraulic cylinders are being integrated into the Internet of Things (IoT) ecosystem, enabling connectivity and data exchange. By connecting hydraulic cylinders to a network, operators can remotely monitor and control their performance. IoT-enabled hydraulic cylinders facilitate features such as remote diagnostics, performance optimization, and predictive maintenance. The connectivity aspect allows for better integration with overall equipment systems and enables data-driven decision-making for improved efficiency and productivity.

3. Energy-Efficient Designs:

- With the increasing focus on sustainability and energy efficiency, hydraulic cylinder technology is evolving to incorporate energy-saving features. Manufacturers are developing hydraulic cylinders with improved sealing technologies, reduced friction, and optimized fluid flow dynamics. These advancements minimize energy losses and increase overall system efficiency. Energy-efficient hydraulic cylinders contribute to reduced power consumption, lower operating costs, and a smaller environmental footprint.

4. Advanced Materials and Coatings:

- The use of advanced materials and coatings is another emerging trend in hydraulic cylinder technology. Manufacturers are exploring lightweight materials, such as composites and alloys, to reduce the overall weight of hydraulic cylinders without compromising strength and durability. Furthermore, specialized coatings and surface treatments are being applied to improve corrosion resistance, wear resistance, and lifespan. These advancements enhance the longevity and reliability of hydraulic cylinders, particularly in demanding environments.

5. Intelligent Control Systems:

- Hydraulic cylinder technology is embracing intelligent control systems that optimize performance and enable advanced functionalities. These systems utilize algorithms, machine learning, and artificial intelligence to automate processes, adapt to changing conditions, and optimize hydraulic cylinder movements. Intelligent control systems can adjust parameters in real-time, ensuring precise and efficient operation. This trend allows for increased automation, improved productivity, and enhanced safety in hydraulic system applications.

6. Predictive Maintenance:

- Predictive maintenance is gaining prominence in hydraulic cylinder technology. By utilizing data collected from sensors and monitoring systems, predictive maintenance algorithms can analyze the condition and performance of hydraulic cylinders. This analysis helps to identify potential failures or degradation in advance, enabling proactive maintenance actions. Predictive maintenance reduces unplanned downtime, extends the lifespan of hydraulic cylinders, and optimizes maintenance schedules, resulting in cost savings and improved equipment availability.

7. Enhanced Safety Features:

- Hydraulic cylinder technology is incorporating enhanced safety features to improve operator and equipment safety. These features include integrated safety valves, load monitoring systems, and emergency stop functionalities. Safety systems in hydraulic cylinders help prevent accidents, protect against overloads, and ensure reliable operation. The integration of advanced safety features contributes to safer working environments and compliance with stringent safety regulations.

These emerging trends in hydraulic cylinder technology demonstrate the industry's focus on innovation, performance optimization, and sustainability. The integration of smart features, connectivity, advanced materials, and predictive maintenance capabilities enables hydraulic cylinders to operate more efficiently, provide real-time insights, and enhance overall system performance. As technology continues to advance, hydraulic cylinder technology is expected to evolve further, offering increased functionality and efficiency for various industries and applications.

hydraulic cylinder

Can you provide real-world examples of machinery that heavily rely on hydraulic cylinders?

Hydraulic cylinders are widely used in various industries and applications due to their ability to provide powerful and precise linear motion. They play a crucial role in enabling the operation of heavy machinery that requires controlled force and movement. Here are some real-world examples of machinery that heavily rely on hydraulic cylinders:

1. Construction Equipment:

- Hydraulic cylinders are extensively used in construction machinery, such as excavators, bulldozers, loaders, and cranes. These machines rely on hydraulic cylinders to perform tasks like lifting heavy loads, extending and retracting booms, tilting buckets, and controlling the movement of various components. Hydraulic cylinders provide the power and precision required to handle the demanding conditions and heavy loads encountered in construction projects.

2. Agricultural Machinery:

- Many agricultural machines, including tractors, combine harvesters, and sprayers, utilize hydraulic cylinders for critical operations. Hydraulic cylinders are used to control the movement of attachments, such as front loaders, backhoes, and plows. They enable functions like lifting and lowering implements, adjusting cutting heights, and controlling the positioning of harvesting equipment. Hydraulic cylinders enhance efficiency and productivity in agricultural operations.

3. Material Handling Equipment:

- Hydraulic cylinders are integral components of material handling equipment, such as forklifts, pallet jacks, and cranes. These machines rely on hydraulic cylinders to lift and lower loads, tilt platforms or forks, and control the movement of lifting mechanisms. Hydraulic cylinders provide the necessary strength and precision to handle heavy loads and ensure safe and efficient material handling operations.

4. Industrial Machinery:

- Various industrial machinery and equipment heavily rely on hydraulic cylinders for critical functions. Examples include hydraulic presses, injection molding machines, metal-forming machines, and hydraulic-powered robots. Hydraulic cylinders enable precise control of force and movement in these applications, allowing for accurate shaping, pressing, and assembly processes.

5. Mining Equipment:

- Hydraulic cylinders are extensively used in mining machinery and equipment. Underground mining machines, such as continuous miners and longwall shearers, utilize hydraulic cylinders for cutting, shearing, and roof support operations. Surface mining equipment, including hydraulic shovels, draglines, and haul trucks, rely on hydraulic cylinders for tasks like bucket movement, boom extension, and vehicle suspension.

6. Automotive Industry:

- The automotive industry extensively utilizes hydraulic cylinders in various applications. Hydraulic cylinders are employed in vehicle suspension systems, power steering systems, convertible tops, and hydraulic brake systems. They enable smooth and controlled movement, precise steering, and efficient braking in automobiles.

7. Aerospace and Aviation:

- Hydraulic cylinders are utilized in aerospace and aviation applications, such as aircraft landing gear systems, wing flaps, and cargo handling equipment. Hydraulic cylinders provide the necessary force and control for extending and retracting landing gear, adjusting wing flaps, and operating cargo doors, ensuring safe and reliable aircraft operations.

8. Marine and Offshore Industry:

- Hydraulic cylinders are essential components in marine and offshore equipment, including ship cranes, winches, and hydraulic-powered anchor systems. They enable lifting, lowering, and positioning of heavy loads, as well as the control of various marine equipment.

These are just a few examples of machinery and industries that heavily rely on hydraulic cylinders. The versatility, power, and precise control offered by hydraulic cylinders make them indispensable in a wide range of applications, where controlled linear motion and force are essential.

hydraulic cylinder

How do hydraulic cylinders handle variations in load and pressure during operation?

Hydraulic cylinders are designed to handle variations in load and pressure during operation, making them versatile and efficient in various applications. Hydraulic systems use the principle of transmitting force through incompressible fluid to generate linear motion. Here's a detailed explanation of how hydraulic cylinders handle variations in load and pressure:

1. Load Handling:

- Hydraulic cylinders are capable of handling different loads by utilizing the principle of Pascal's law. According to Pascal's law, when pressure is applied to a fluid in a confined space, the pressure is transmitted equally in all directions. In a hydraulic cylinder, the force applied to the piston results in an equal force output at the rod end of the cylinder. The size of the piston and the pressure exerted determine the force generated by the cylinder. Therefore, hydraulic cylinders can handle a wide range of loads by adjusting the pressure applied to the fluid.

2. Pressure Compensation:

- Hydraulic systems incorporate pressure compensation mechanisms to handle variations in pressure during operation. Pressure compensating valves or regulators are often used to maintain a consistent pressure in the hydraulic system, regardless of load changes. These valves automatically adjust the flow rate or pressure to ensure stable and controlled operation of the hydraulic cylinder. By compensating for pressure variations, hydraulic cylinders can maintain a consistent force output and prevent damage or instability due to excessive pressure.

3. Control Valves:

- Control valves play a crucial role in managing variations in pressure and load during hydraulic cylinder operation. Directional control valves, such as spool valves or poppet valves, control the flow of hydraulic fluid into and out of the cylinder, enabling precise control of the cylinder's extension and retraction. By adjusting the position of the control valve, the speed and force exerted by the hydraulic cylinder can be regulated to match the load and pressure requirements of the application. Control valves allow for efficient handling of variations in load and pressure by providing fine-tuned control over the hydraulic system.

4. Accumulators:

- Hydraulic accumulators are often used to handle fluctuations in pressure and load. Accumulators store hydraulic fluid under pressure, which can be released or absorbed as needed to compensate for sudden changes in load or pressure. When the load on the hydraulic cylinder decreases, the accumulator releases stored fluid to maintain pressure and prevent pressure spikes. Conversely, when the load on the cylinder increases, the accumulator absorbs excess fluid to maintain system stability. By utilizing accumulators, hydraulic cylinders can effectively handle variations in load and pressure, ensuring smooth and controlled operation.

5. Feedback and Control Systems:

- Advanced hydraulic systems may incorporate feedback and control systems to monitor and adjust the operation of hydraulic cylinders in real-time. Position sensors or pressure sensors provide feedback on the cylinder's position, force, and pressure, allowing the control system to make continuous adjustments to optimize performance. These systems can automatically adapt to variations in load and pressure, ensuring precise control and efficient operation of the hydraulic cylinder.

6. Design Considerations:

- Proper design considerations, such as selecting the appropriate cylinder size, piston diameter, and rod diameter, are essential for handling variations in load and pressure. The design should account for the maximum anticipated load and pressure conditions to ensure the hydraulic cylinder operates within its specified range. Additionally, the selection of suitable seals, materials, and components that can withstand the anticipated load and pressure variations is crucial for maintaining the reliability and longevity of the hydraulic cylinder.

By utilizing the principles of hydraulic systems, incorporating pressure compensation mechanisms, employing control valves and accumulators, and implementing feedback and control systems, hydraulic cylinders can effectively handle variations in load and pressure during operation. These features and design considerations allow hydraulic cylinders to adapt and perform optimally in a wide range of applications and operating conditions.

China Good quality Synchronous Control Hydraulic Jack Cylinder Supplier   wholesaler China Good quality Synchronous Control Hydraulic Jack Cylinder Supplier   wholesaler
editor by CX 2023-11-02