Lead door is also called lead plate door. Lead gates are divided into: flat lead gates, sliding lead gates, revolving lead gates, plug lead gates, and combined lead gates.
(1) Open the lead door.
It is mainly used in places with weak ray intensity and airtightness requirements. It is generally used in personnel access channels. This type of place generally has a small layer thickness, small channel size and airtightness requirements. The opening method can generally be manual. On.
(2) Sliding the lead door.
It is mainly used in places with relatively strong ray intensity and no airtightness requirements. It is generally used in the doors of mixed entrances and exits or special logistics passages. The outside space of the passage is large, the layer thickness is relatively large, the passage size is large and there are There is no air tightness requirement, and the opening method can generally be manual or electric.
(3) Revolving lead door.
Rotary ray protective doors are generally used in places with strong ray intensity and small external sites, and are generally used as the inner layer protection of ray emitting devices. The dose level in this place is relatively high and the space is small, which is not suitable for the installation of the push-pull radiation protection door and the open radiation protection door.
(4) Plug type lead door.
The plug-type radiation protection door has a very strong protection ability, and can generally reach a layer of several meters thick. It is mainly used in neutron prevention or high-dose gamma places.
(5) Combination lead gate
Student parents Gao Haidong said that in the past few days, I have seen the environmental protection common sense published in the media, and also learned some environmental protection policies. I feel that it has benefited a lot. I think it is more necessary to teach the children the environmental protection knowledge around them. In the future, we should spread more environment. Relevant knowledge about protection allows more people to participate in environmental protection. Li Bin, a resident of Weiyuan Town, Huzhu County, said that he has lived here for more than 30 years, and the climate is getting better and better today. Li Bin said, "For the people, to live a good life requires everyone's joint efforts. As long as everyone starts from the small things around them, I believe that their living environment will become better and better.
"Our Xiaoqinghe has changed a lot in the past two years." At 1:30 pm on the 26th, more than a hundred environmental volunteers gathered by the Xiaoqing River in Jinan to participate in the "Jianghe Guardian" jointly launched by Qilu Evening News and Alibaba Tianzheng Energy. ——Hometown River "public welfare activities. As the second stage of the whole activity, this "Environmental Protection Envoy · Green Riding of the Xiaoqing River Invisible Water Class" is to let everyone get close to the river in their hometown and re-know the river in their hometown. Environmental protection volunteers wore red vests with the words "Hometown River" and green vests with the words "No trace". They cleared garbage, inspected water quality, and learned about the history of the Xiaoqing River by the tree-lined Xiaoqing River. Chic scenery. Customized lead door of Xiangfan flaw detection room 2020
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