How to operate and maintain explosion-proof chain block?-Hebei Botou Safety Tools Group Co., Ltd.|Hardware|Tools

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How to operate and maintain explosion-proof chain block?

Release time:

Nov 15,2022

The explosion-proof chain block must be checked according to the following regulations before use. During use, operate and maintain normally according to the operation precautions to ensure personal safety and the normal service life of the product.

Explosion-proof chain block must be checked according to the following regulations before use. During use, operate and maintain normally according to the operation precautions to ensure personal safety and the normal service life of the product.
Check item

1 before operation of explosion-proof chain block, sign: the sign is clear, and the lifting weight is estimated according to the rated lifting weight specified in the sign, and overloading is absolutely not allowed.
2. Complete machine: there is the sound of pawl when rising under no load, and the brake has no abnormal parts without loosening and falling off when falling, which is safe for the body and the normal service life of the product.
3. Hook: the opening size is not obviously increased, there is a safety pin and the safety pin is not deformed and invalid, and there is no obvious deformation, wear, crack or other defects. Good lubrication
4. The lifting chain shall be free of obvious deformation, crack and other defects. The hand chain shall be free of obvious elongation and deformation.
5, lifting sprocket: no wear, cracks, chain box bite good.
6. Gears, cruising wheels and hand sprockets: the gears have no broken teeth and cracks, and the hand sprockets and cruising wheels have no cracks and severe wear.
7, rotating parts: flexible rotation
8, brake seat, pawl, ratchet wheel, spring: no deformation and serious wear. All the above inspection items are normal before they can be used.
Precautions for Operation of Explosion-proof Hand Puller Lub

1. Before lifting, the weight of heavy objects should be verified. The appropriate tonnage of explosion-proof hand puller should be selected to prohibit overloading
2. The lifting chain should not be twisted. The lower hook assembly of double-row chain explosion-proof hand puller should not be turned over.
3. The operator should stand in the same plane as the explosion-proof chain hoist chain wheel. Each chain can only be operated by one person, and only the power can be transmitted by the chain. During the lifting process, no matter whether the heavy object rises or falls, the force should be even and gentle when pulling the chain. Do not use too much force to avoid the hand chain jumping or sticking.
4. If the hand pulling force is found to be greater than the normal pulling force, stop using it immediately, check whether the heavy object is involved with other objects, whether the hoist machine parts are damaged, etc.
5. The distance for lifting or lowering the heavy object shall not exceed the specified lifting height to prevent damage to the machine parts.
Maintenance and Maintenance of Explosion-proof Chain Hoist

1. After using the explosion-proof chain hoist, the dirt should be wiped clean and stored in a dry place to prevent moisture and rust.
2. Those familiar with the structure of explosion-proof chain hoist should regularly clean the parts of gears and bearings, add butter for lubrication,
3. After cleaning and overhauling the chain hoist, no-load test shall be carried out to confirm normal operation before use.

Focus on hot spots

President of China Foundry Association came to the company to investigate the renovation project of explosion-proof tools.

On January 9, 2022, Zhang Libo, President of China Foundry Association, Fan Qi, Vice President, and his party came to our company to investigate and guide the upgrading and transformation project of the sixth generation of explosion-proof tools. Mr. Yang Qinglai, Chairman of the Group Company, accompanied the explanation. During the investigation, President Zhang Libo highly praised Zhongbo Group's outstanding contribution to China's explosion-proof tools, affirmed the development of Zhongbo Group, and gave hope for the future of Zhongbo Group.

Hebei Botou Invited by Customers to Visit Customers in Shijiazhuang

Zhongbo Group was founded in 1983 and has been developing for 38th anniversary. It was successfully listed in 2015. From the beginning of the national customers, our products have now gone to the world. Thank you for having you---

Hebei Botou to build explosion-proof tools industry base

In recent years, Botou City, Hebei Province has vigorously built an industrial base for explosion-proof tools, introduced intelligent production equipment to improve the explosion-proof performance of products, and promoted the leading manufacturers of explosion-proof tools to move towards an intelligent, high-end, and international development route to help regional economic development. In 2020, Botou explosion-proof tool manufacturers will achieve an output value of 0.28 billion yuan, covering the whole country and exported to more than 100 countries and regions.

Company research and development of new products explosion-proof seamless container with successful listing!

The company's technology research and development center, held a new project acceptance work meeting, research and development of new products explosion-proof seamless containers through acceptance, officially listed. Explosion-proof containers are widely used in flammable and explosive places with the explosion-proof characteristics of no spark and no detonation. The material for making explosion-proof containers is explosion-proof copper alloy. The original production process is to cut the plate into the corresponding shape and weld it. Such as explosion-proof bucket, fire bucket, etc. However, these process products have many problems and disadvantages: such as irregular appearance. Cutting, forming, crimping, welding, all hand-made, can not guarantee the appearance of normative, consistency. Second, the strictness is bad. Handmade

Hebei Botou Safety Tools (Groups) Co., Ltd. invites merchants to participate in the exhibition

Thank you for your support and trust to Zhongbo Group. Our company is scheduled to participate in the 68th Autumn National Hardware Fair in 2019 from September 20, 2019 to September 22, 2019 at Shandong Linyi International Convention and Exhibition Center. Booth number: A188. From September 26, 2019 to September 28, 2019, he participated in the 12th China (Dongying) International Petroleum and Petrochemical Equipment and Technology Exhibition at the Yellow River International Convention and Exhibition Center in Dongying, Shandong. Booth number: T103. I hope that through this opportunity to discuss and communicate with your company, so that we can have more in-depth cooperation. You are cordially invited to attend.

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