Jiangxi Cheng\’an Civil Defense has obtained a patent for fast-expandable protection sealing doors, achieving rapid and simple opening of the sealing doors

Finance Industry News on February 13, 2025, Information from the National Knowledge and Rights Bureau showed that Jiangxi Cheng\’an Civil Defense Engineering Co., Ltd. has obtained a patent titled \”A fast-expandable protection seal door\” , Authorization Announcement No. CN 222436219 U, application date is April 2024.

The patent summary shows that this utility model discloses a fast-expandable protection seal door, which involves the technical field of protection seal door. The key points of its technical solution are: the fast-expandable protection seal door includes a frame. , an air cylinder is installed on the frame. The effect is that by setting a hammer wheel, the cylinder piston rod extends out, the hammer wheel moves in the reverse time, the first rod, the second rod and the third rod turn in the reverse time, the sealing door is opened, and the air cylinder is The piston rod is retracted, the gear wheel is turned smoothly, the first and second rods and the third rods are turned smoothly, and the seal door is closed, realizing the technical effect of quickly and simply opening the seal door, thereby solving the opening protection seal present in existing technology. Most door operations are more complicated, and opening the protective seal door may require some training and practice. If the operator is not familiar with the operation process, it takes longer to open and close the lock, and the lock may not be achieved if the operation is incorrect. The purpose of the , thus leading to the problem of poor sealing effect.

Tianyan Check data shows that Jiangxi Cheng\’an Civil Defense Engineering Co., Ltd., established in 2014 and is located in Nanchang City. It is an enterprise mainly engaged in special equipment manufacturing. Enterprise registered capital is RMB 10 million. Through Tianyan Check data analysis, Jiangxi Cheng\’an Civil Defense Engineering Co., Ltd. has invested in one enterprise in a total of 7 investment projects and 2 patent information. In addition, the enterprise also has 8 administrative licenses.

This article comes from the financial world