Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) was established in 2001, located at No. 2218 Jinnan Road, Economic and Technological Development Zone, Heze City. With a registered capital of 50 million yuan and total assets of 500 million yuan, the company has 7 business centers: boilers, deep-freeze containers, pressure vessels, central air conditioning, engineering installation, international trade, and Internet of Things. It has three factory sites on Jinnan Road, East Changjiang Road, and Bohai Road, covering a total of 200,000 square meters. The main workshop spans 83,000 square meters. The company currently employs 710 people, including 247 engineers and technicians, and 82 intermediate-level technical personnel. In December 2016, it was recognized as a "High-tech Enterprise" by the Science and Technology Department. In June 2021, it was identified as a "Specialized and New Enterprise in Shandong Province" by the Ministry of Industry and Information Technology. In June 2022, it was recognized as a "Gazelle Enterprise in Shandong Province" and in August 2022, as a "Specialized and New Small Giant Enterprise" by the Ministry of Industry and Information Technology.
The primary benefits of installing expansion tanks in thermal oil heaters include: - Alleviating thermal expansion and contraction: During operation, thermal oil heaters experience thermal expansion and contraction due to temperature changes. The expansion tank provides space for the thermal oil to expand, mitigating the impact of thermal expansion and contraction on equipment and pipelines, and preventing stress concentration and equipment deformation caused by these phenomena. - Protecting equipment and pipelines: The expansion tank absorbs the expansion and contraction of the thermal oil, reducing shock and vibration on equipment and pipelines. This helps extend the service life of equipment and pipelines, decreasing the frequency of maintenance and replacements. - Reducing leakage risks: The expansion tank provides a sealed space, minimizing the risk of thermal oil leakage. When the thermal oil expands, excess oil can be accommodated through the expansion tank, avoiding leaks and environmental pollution. - Facilitating maintenance and repairs: The presence of the expansion tank makes maintenance and repairs of the thermal oil heater system more convenient. When equipment or pipelines need to be repaired or replaced, the flow and shutdown of the thermal oil can be controlled through the expansion tank, reducing downtime and the difficulty of maintenance. - In summary, the expansion tank plays a role in alleviating thermal expansion and contraction, protecting equipment and pipelines, reducing leakage risks, and facilitating maintenance and repairs in the thermal oil heater system. It is an important design element that contributes to enhancing the safety and reliability of the thermal oil heater system.

In textile processing factories, common types of boilers include the following: Steam boilers: Steam boilers are one of the most commonly used types in textile processing factories. They can produce high-pressure steam at high temperatures, which is used for heat treatment, dyeing, boiling, and other processes in the textile processing. Steam boilers offer advantages such as rapid heating, high efficiency, and good stability. Hot water boilers: Hot water boilers are suitable for low-temperature textile processing techniques, such as washing and drying. They provide a stable supply of hot water with high precision in temperature control and low energy consumption. Hot air furnaces: Hot air furnaces are used for drying processes in textile processing. They transfer heat energy to textiles through the hot air produced by combustion, achieving rapid drying. Hot air furnaces have the advantages of fast heating and high thermal efficiency. When selecting the appropriate boiler type for a textile processing factory, consider the following factors: Processing requirements: Determine the required heat medium (steam, hot water, hot air) and parameters such as working temperature and pressure based on the specific processing requirements of the textile factory. Energy costs and efficiency: Consider the energy consumption and efficiency of different boiler types and choose one that meets the processing needs and has a high energy utilization efficiency. Environmental requirements: Pay attention to the emission standards and environmental performance of the boiler and choose the appropriate boiler type.

Before starting the heating gas hot water boiler, the following correct procedures must be followed: - Check the gas supply system: Ensure the gas supply system is operating properly, inspect gas pipes, valves, and pressure regulators, ensuring there are no leaks or blockages in the gas supply. - Check the water system: Inspect the water circulation system of the heating system, including pumps, valves, and pipes, ensuring the waterways are clear of leaks and blockages. - Check the electrical system: Inspect the boiler's electrical system, including power connections, controllers, and sensors, ensuring electrical equipment is functioning normally. - Check the safety devices: Inspect the boiler's safety devices, including safety valves, pressure switches, and water level controllers, ensuring they are operating correctly to ensure the safe operation of the boiler. - Prepare for ignition: Prepare the tools and equipment needed for ignition according to the boiler's operating instructions, including an igniter and ignition electricity. - Open the gas valve: Gradually open the gas valve to ensure a steady gas supply and avoid gas surges. - Ignition start: Follow the boiler's operating instructions to start the ignition. Perform the appropriate actions based on the boiler model and control system to ensure smooth ignition. - Monitor operational status: After starting, closely monitor the boiler's operational status, including combustion, water level, and pressure. Ensure the boiler operates normally without any anomalies. - Adjust parameters: Adjust the boiler's parameters as needed, including temperature, pressure, and water level, to meet the requirements of the heating system. - Regular maintenance: After starting, perform regular maintenance, including cleaning the burner, checking water level and pressure, and replacing worn parts, to ensure normal operation and safety of the boiler. - It is recommended to refer to the boiler's operating manual and manufacturer's guidelines before starting the heating gas hot water boiler to ensure correct and safe operation. If necessary, you can request personnel to operate and maintain the boiler.

Safety requirements for steam boiler valves mainly include the following aspects: Valve Selection: Choose the appropriate type and specification of valves for steam boilers. Valves should comply with relevant standards and specifications, and possess characteristics such as high-temperature resistance, pressure resistance, and corrosion resistance. Valve Installation: Valves should be installed correctly at the corresponding positions on the steam boiler. During installation, ensure the connections are secure, the seals are reliable, and leaks and loosening are prevented. Valve Operation: Valve operation should be convenient, flexible, and capable of accurately controlling steam flow and pressure. The handle or device should indicate the opening and closing directions of the valve, as well as the corresponding operating methods. Valve Sealing: The sealing performance of the valve is crucial. Valves should have good sealing properties to prevent steam leakage and energy loss. The sealing surface should be flat and smooth, and capable of withstanding high temperatures and wear resistance. Valve Maintenance: Regularly inspect and maintain valves to ensure their normal operation and safety performance. This includes cleaning the valves, checking the sealing surfaces, lubricating moving parts, and promptly repairing or replacing damaged components. Safety Valve: A safety valve must be installed on the steam boiler to protect its safe operation. The safety valve should comply with relevant standards and specifications and be capable of automatically opening and releasing overpressure steam when the set pressure is exceeded, to prevent boiler explosions. Valve Identification: Valves should be marked with their type, specification, working pressure, and flow rate information. This helps operators correctly identify and operate valves, avoiding incorrect operations and accidents. It should be noted that the above safety requirements are general guidelines, and specific safety requirements must be determined based on the type, scale, and operating environment of the steam boiler. When using valves, follow relevant laws, regulations, and safety operation procedures to ensure the safe operation and effective control of the valves.
Zhongjie Special Equipment upholds the grand vision of "realizing employees' dreams, creating value for customers, and striving for the prosperity and strength of our motherland," focusing solely on the development of green energy equipment. We dedicate high-value products and services to society!