A refrigerator door production bottlenecks, product name: refrigerator door II, Company Name: Shandong Hua Yu Machinery Co., Ltd. III development bottleneck refrigerator door: Since the "agricultural Cold Chain Logistics Development Plan" published in 2010, China's cold chain logistics park He began the rise of investment and construction boom. However, the domestic cold-chain logistics started late, rapid development in the construction and operation of the park is still faced with many software and hardware bottlenecks. Refrigerator door [Preferred] Shandong Huayu cold storage design safety requirements 1. The use of ammonia as a refrigerant cold storage refrigeration system should be built in the surrounding less densely populated areas. 2. On the outside of the refrigeration room door convenient for operation, set off the refrigeration compressor power switch, this switch should be able to stop the operation of all refrigeration compressors, and should set the relevant logo. If the machine control panel is located in the master control room, each refrigeration compressor should be added next to the push button switch. 3. ammonia refrigeration system for the engine room shall be equipped with emergency air exhaust means; an accident exhaust fan shall be explosion-proof motor, when the accident occurred while the refrigeration system was cut off the power supply should be able to ensure a reliable power supply accident ventilator. Overload protection should be the role of accident ventilator to signal alarm systems not directly stop the exhaust fan. Accident ventilator control button box should concealed door in ammonia compressor outside wall. 4. located in the outdoor condenser, oil separators and other equipment Color refrigerator door, should fenced to prohibit non-operating personnel to enter and set the identity. When the high-pressure accumulator is outdoors due awning. 5. The refrigerator should be set up distribution room refrigerator door offer, and should be as close to the compressor room. 6. ammonia compressor room, high and low voltage power distribution room shall be so arranged emergency lighting electric refrigerator door, lighting the duration of not less than 30 minutes. Room lighting selection proof lighting, illumination appropriate for 50-70Lx. 7. The ammonia concentration of ammonia compressor room should install automatic measuring device, when the ammonia concentration approaches 10% of the lower explosive limit, it should be able to send out a warning signal. Pan refrigerator door _ Hua Yu Machinery (certified) _ Jingzhou refrigerator door by Shandong Hua Yu Machinery Co., Ltd Shandong Hua Yu Machinery Co., Ltd. (www.huayujxsb.com) (www.huayujxsb.com) is an industry leader in Shandong Binzhou, industry-specific equipment, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum to meet customer needs. In Fitch machinery leadership with the staff warmly welcome all inquiries negotiations to create Hua Yu Machinery better future.