New Patent of Main Beam and End Carriage Plug-in Connection Structure

According to information from the State Intellectual Property Office on April 2, 2025, Liaoning Huayuan Heavy Equipment Co., Ltd. has obtained a patent entitled "A plug-in connection structure for the main beam and end carriage of a single-beam crane", with the authorization announcement number CN 222699869 U and the application date of June 2024.

The patent abstract shows that the utility model relates to the technical field of single-beam cranes, and in particular provides a plug-in connection structure for the main beam and end carriage of a single-beam crane, including a main beam and an end beam, a main beam connecting plate is provided at the end of the main beam, an end beam connecting plate is provided at the end of the end beam, a main beam hollow groove is provided in the center of the main beam connecting plate, and an end beam hollow groove is provided in the center of the end beam connecting plate, the shape of the main beam hollow groove is the same as the shape of the end beam hollow groove, but the size of the main beam hollow groove is slightly smaller than the end beam hollow groove, and a plug-in plate is fixedly connected to the main beam connecting plate outside the main beam hollow groove, the shape and size of the plug-in plate are the same as the end beam hollow groove, and the plug-in plate is plugged into the end beam hollow groove. The utility model simplifies the connection process and improves the connection strength.

Liaoning Huayuan Heavy Equipment Co., Ltd., founded in 2011 and located in Tieling City, is an enterprise mainly engaged in special equipment manufacturing. The registered capital of the enterprise is RMB 270 million and the paid-in capital is RMB 270 million. Through Tianyancha big data analysis, Liaoning Huayuan Heavy Equipment Co., Ltd. has invested in 3 companies and participated in 120 bidding projects. There are 8 trademark information and 71 patent information in terms of property clues. In addition, the company also has 50 administrative licenses.