A liquefied natural gas cylinder for vehicles and its valve protection device
A protection device, gas cylinder technology, applied in gas/liquid distribution and storage, container filling method, container discharge method, etc., can solve the problems of difficult to observe the operation status of valves and instruments, difficult installation, high cost, and achieve light weight. , Easy to operate and maintain, low cost effect
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[0025] Typical embodiments embodying the features and advantages of the present invention will be described in detail in the following description. It should be understood that the invention is capable of various changes in different embodiments without departing from the scope of the invention, and that the description and illustrations therein are illustrative in nature and not limiting. this invention.
[0026] The invention provides a valve protection device for liquefied natural gas cylinders for vehicles. At least one end of the gas cylinder has a valve 1. The gas cylinder protection device is located at the end of the gas cylinder with the valve 1. If both ends of the gas cylinder have valves, it can also be installed on the gas cylinder. Both ends of the gas cylinder are provided with the gas cylinder protection device; the gas cylinder valve protection device includes: metal protection ring 2, protection ring cover plate 3, hand wheel cover plate 4, positioning mechan...
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