III. Structural characteristics:
The main body of the blowout preventer, the gate assembly, the balance valve assembly, the manual control mechanism, the hydraulic control mechanism and the lower joint are composed, see the attached drawings for details.
The upper part of the casing is connected with the blowout preventer or the drop preventer, and the lower joint (piece 5) is connected with the wellhead joint or the Christmas tree. Gate assembly, cable gate inner seal, gate outer seal, etc. The gate body assembly is controlled by the manual control mechanism to move closer to the center, and the cable gate is sealed with the cable clamp.

IV, matters needing attention:
1. Check the inner and outer seals and O-rings of the gate in time, and replace them in time;
2. After each maintenance, a performance test (gate seal test) should be done;
3. Regular strength test and sealing test.

◆About Baoji RuiXin Slickline Tools

Baoji Ruixin Energy Equipment Co., Ltd. was established in 2012. It is an IS0: 9001-2015 and API Q1 system certified technology research and development organization specializing in the design and manufacture of steel wire, cable and coiled tubing tools. With strong new product research and development capabilities, it has obtained 12 national utility model patent certificates and 1 invention patent certificate. Undertook two prefecture-level and provincial-level scientific research projects. Our products include wireline wireline wellhead blowout prevention equipment, wireline downhole tools and coiled tubing downhole tools. At present, we have provided professional equipment and technical support to more than 50 oilfield service companies in various regions at home and abroad.

◆Strict quality control system

Steel wire working tools are certified by API, and all manufacturing are strictly in accordance with API system, including quality control management, environmental management and occupational health and safety management. For each wire working tool and each part, we have achieved traceability from raw materials, production process to product shipment.

◆Hard work, after-sales service

On-site technical guidance exchanges with each other. Our sales and technical personnel communicated well with front-line engineers and technical experts on the job site, and solved technical problems such as material selection, sealing structure optimization, and accident handling in complex environments. And carried out many technical exchanges and friendly cooperation. We have done a good job of product after-sales service for customers, and we provide customers with more satisfactory services. We would like to thank more and more customers for their support and trust. In the future, we will do better.