Research and application of hinge for low-temperature sealed refrigerator door
With the rapid development of modern food industry and cold chain logistics, the requirements for storage facilities in low temperature environment are getting higher and higher. As an important part, low-temperature sealed cold storage plays an irreplaceable role in ensuring food quality and prolonging shelf life. Among them, the door body is one of the important factors affecting the sealing performance of the cold storage, and the door hinge is the key component connecting the door body and the storage body, and its performance directly affects the sealing effect and energy consumption of the whole cold storage.
First, the design characteristics of low-temperature sealed refrigerator door hinge
1. High-strength material: Because it needs to bear a large opening and closing pressure and stay in a low-temperature environment for a long time, it is usually made of high-strength stainless steel, which has excellent corrosion resistance and impact resistance.
2. Optimization of sealing structure: The problem of thermal expansion and cold contraction caused by temperature change is fully considered in the design, and the overall air tightness is improved by adding multi-layer elastic gaskets at the hinge, which effectively prevents the loss of cold energy.
3. Low friction coefficient treatment: In order to reduce the wear degree and maintenance cost during use, special lubricant spraying or surface coating technology is generally carried out on the contact surface to achieve the best sliding state.
4. Adjustable positioning device: adjust the gap between doors according to actual needs, so that good sealing performance can be maintained even after repeated switching operations.
Second, the installation considerations
(1) Ensure that the foundation platform is smooth and stable;
(2) Correct selection of the appropriate size, specification and model;
(3) Strictly abide by the installation instructions provided by the manufacturer for construction;
(4) Regularly check whether the fasteners are loose and reinforce them in time;
Third, the future development trend prospect
With the emergence of new materials and new technologies, it is expected that the hinge of low-temperature sealed refrigerator door will develop in the direction of lighter weight, higher strength and lower energy consumption in the future. At the same time, the introduction of intelligent control system will further enhance the comprehensive competitiveness of products, such as realizing fault early warning function through remote monitoring.
To sum up, the hinge of low-temperature sealed refrigerator door is not only an important part of linking the door body and the wall, but also one of the indispensable elements to ensure the normal operation of the whole refrigeration system. Only reasonable selection and complete assembly and debugging in strict accordance with the requirements of the specification can we really play its due role!
Rec. Prods.
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