Shandong Zhongjie Special Equipment (formerly Heze Boiler Factory Co., Ltd.) holds an A-grade boiler manufacturing license, an A2-grade pressure vessel manufacturing license, an A2-grade pressure vessel design license, B-grade boiler installation, and GB2/Class, GC2/Class pressure pipeline installation licenses, as well as an electromechanical equipment installation contracting qualification. It is a member of the China Boiler and Water Treatment Association, the China Chemical Equipment Association, and a council member of the Shandong Equipment Manufacturing Association. The company has also passed certifications for the ISO9001 Quality Management System, ISO14001 Environmental Management System, OHSAS18001 Occupational Health and Safety Management System, and the U.S. ASME/U2 certification.
In textile processing factories, common types of boilers include the following: Steam Boilers: Steam boilers are one of the most commonly used types of boilers in textile processing. They produce high-temperature, high-pressure steam, which is used for thermal treatment, dyeing, boiling, and other processes in textile manufacturing. 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 like washing and drying. They provide a stable supply of hot water with high temperature control accuracy and low energy consumption. Hot Air Furnaces: Hot air furnaces are used for drying processes in textile manufacturing. They transfer heat energy to textiles through the hot air produced by combustion, achieving quick 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 needs of the textile factory. Energy Costs and Efficiency: Consider the energy consumption and efficiency of different boiler types, choosing one that meets processing requirements and has high energy utilization efficiency. Environmental Requirements: Pay attention to the emission standards and environmental performance of the boilers, selecting a type that meets environmental requirements. Maintenance

Yes, thermal oil boilers typically come with some self-protection features to ensure safe operation and extend their service life. Here are some common self-protection functions: - Overheat Protection: Thermal oil boilers are equipped with overheat protection devices that automatically shut off the burner's gas supply when the thermal oil temperature exceeds the set safe range, preventing overheating of the thermal oil and avoiding equipment damage and safety accidents. - Overpressure Protection: Thermal oil boilers also have overpressure protection devices that automatically shut off the burner's gas supply when the thermal oil pressure exceeds the set safe range, preventing explosions or leaks in the thermal oil system. - Burner Automatic Control: The burners of thermal oil boilers are usually equipped with automatic control systems that can automatically adjust gas supply and combustion effects based on set operating parameters, maintaining a stable combustion state and avoiding incomplete or excessive combustion. - Temperature Control and Adjustment: Thermal oil boilers are typically equipped with temperature control and adjustment devices that can automatically regulate the circulation and heating of the thermal oil based on the set working temperature, maintaining a stable working temperature and avoiding excessive or insufficient temperatures. - Water Level Protection: For some thermal oil boilers, especially water tube boilers, water level protection devices are also provided to monitor the water levels of the thermal oil and water. When the water level is abnormal, the protection device automatically shuts off the burner's gas supply to prevent dry burning and thermal oil leakage. It should be noted that although thermal oil boilers have self-protection features, they still require regular inspections and maintenance to ensure the normal operation and reliability of these protection devices. Additionally, operators need to understand and master the working principles and operation methods of these self-protection features to ensure safe operation.

The key to maintaining a hot water boiler is regular maintenance and inspections. Here are some common maintenance steps and precautions: Clean the burner and flue: Regularly clean the burner and flue to remove soot and dirt, maintaining combustion and heat exchange efficiency. Use cleaning tools and equipment as instructed in the operation manual. Check water level and pressure: Regularly inspect the water level and pressure of the hot water boiler to ensure safe operation within the specified range. Top up water and adjust pressure to avoid issues caused by low or high water levels. Inspect water quality: Regularly conduct water quality tests to check for hardness, alkalinity, and oxygen content, among other indicators. Take appropriate water treatment measures based on test results, such as descaling and replenishing missing chemicals, to prevent scale and corrosion damage to the boiler. Check safety devices: Regularly inspect the safety devices of the hot water boiler, including safety valves, pressure switches, and water level controllers, to ensure they are functioning properly and to guarantee safe boiler operation. Inspect the electrical system: Regularly check the boiler's electrical system, including power connections, controllers, and sensors, to ensure electrical equipment is operating normally and to avoid electrical failures. Regularly drain: Regularly drain sludge and impurities from the boiler to prevent their impact on the boiler. Develop a reasonable drainage plan based on the boiler's usage and water quality conditions. Keep records and monitor: Record the boiler's operating parameters, maintenance records, and fault situations, and regularly monitor and analyze them to identify and address issues promptly. Train operators: Ensure operators are adequately trained and equipped with the necessary knowledge and skills to operate the boiler safely and efficiently.

After the hot water boiler is shut down, here are some common maintenance measures: 1. Clean the boiler: After shutdown, the boiler should be cleaned first. Dust, dirt, and sediments inside the boiler can be washed with appropriate cleaning tools and detergents. Pay special attention to cleaning the combustion chamber, flue, and heat exchanger, among other critical areas. 2. Drain the water: Empty the water from the boiler to prevent the accumulation of scale and corrosive substances. Open the drain valve to drain the water until the interior of the boiler is completely empty. 3. Corrosion prevention: Before shutdown, apply corrosion prevention measures to prevent internal metal corrosion in the boiler. Use suitable corrosion inhibitors or coatings and apply them to key areas inside the boiler. 4. Inspection and maintenance: During shutdown, regularly inspect the various components and connections of the boiler to ensure there are no loose, damaged, or leaking issues. If problems are found, repair or replace them promptly. 5. Keep dry: After shutdown, maintain the dryness inside the boiler. Open the ventilation and exhaust ports of the boiler to maintain air circulation, preventing dampness and mold growth. 6. Regular inspections: Regularly check the condition of the boiler to ensure there are no abnormalities. Develop a corresponding inspection plan based on the boiler's usage and requirements, such as a comprehensive check every quarter or year. 7. Preparations before startup: Before restarting the boiler, perform the necessary preparatory work. This includes cleaning the boiler, checking the connections of equipment and pipes, and inspecting fuel supply.
Zhong Jie Special Equipment upholds the grand vision of "realizing the dreams of our employees, creating value for our customers, and striving for the prosperity and strength of our motherland," devoting ourselves wholeheartedly to the development of green energy equipment. We dedicate products and services of high cost-performance to society!