Install a B/B air door mechanical interlocking device between two air doors, and one air door opens When the other air door cannot be opened, the interlocking of the two air doors is realized.
Jining Dongda Mechanical and Electrical Co., Ltd. always focuses on the guiding ideology of the National Coal Mine Safety Supervision Bureau on coal mine safety, takes coal mine safety as its own responsibility, and creates safety product air door mechanical interlocking devices to eliminate potential safety hazards in coal mines. We always insist on taking science and technology as the primary productive force, and the quality of the damper mechanical interlocking devices we produce is our life. We insist on relying on the power of science and technology to continue to develop. The company relies on the strength and advantages of scientific research institutes such as Nanjing Design Institute, Jinan Design Institute, China University of Mining and Technology, Shandong University of Science and Technology, and Beijing Coal School, and aims at a high starting point, high quality, and high-tech content for the air door mechanical interlocking device, and is committed to coal mine safety, Development, production, sales and technical services of energy-saving, efficient and environmentally friendly electromechanical products. Jining Dongda Mechanical and Electrical Co., Ltd. now has ten series and more than 40 varieties of products. The main products include air door mechanical interlocking device
: >Physical picture of air door mechanical interlocking device
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Jining Dongda Mechanical and Electrical Co., Ltd. always focuses on national coal mine safety The Supervision Bureau’s guiding ideology on coal mine safety is to take coal mine safety as its own responsibility and create safety product air door mechanical interlocking devices to eliminate potential safety hazards in coal mines. We always insist on taking science and technology as the primary productive force, and the quality of the damper mechanical interlocking devices we produce is our life. We insist on relying on the power of science and technology to continue to develop. The company relies on the strength and advantages of scientific research institutes such as Nanjing Design Institute, Jinan Design Institute, China University of Mining and Technology, Shandong University of Science and Technology, and Beijing Coal School, and aims at a high starting point, high quality, and high-tech content for the air door mechanical interlocking device, and is committed to coal mine safety, Development, production, sales and technical services of energy-saving, efficient and environmentally friendly electromechanical products. Jining Dongda Mechanical and Electrical Co., Ltd. now has ten series and more than 40 varieties of products. The main products include air door mechanical interlocking devices