Q:You brother ah, sister who can give me a complete waterproof construction program, the basement roof with polyurethane, kitchen and toilet with JS, thank you friends

You go to Google search download after the change is not on the line. Even if someone else you have to change because of sometimes construction and other reasons

Q:Elevator is divided into: passenger ladder, cargo ladder, passenger and freight ladder, sightseeing ladder, medical ladder. The Wait. Basic functions: Complete set of automatic control more

What are your basic functions, basic decoration configuration, matching function he has ``

Q:Our factory production of gears running noise, want to solve through the grinding method, seeking expert guidance. Question added: We used this method, because we buy grinding machine financial capacity is not realistic, and occasionally heard the gear grinding the processing method, they have tried, is to match the two gears to exert a certain pressure on the grinding sand bite A few minutes, after the experiment found to be able to improve some, but now our process is not good to control the angle of the helical gear, seeking expert detailed instructions, or what better way to solve our helical gear noise problem? More

The effect may be bad, the gear center from the problem,

Q:In the airport shopping mall and other public places up and down the stairs or escalators should rely on what to stand?

Stand on the right side

Q:For example, what records, is not to monitor what the third party? The More

Anti-dropper to do third-party testing, and report...

Q:This is a question, who can give a full answer

The elevator was broken for the first time to repair, each time to do maintenance must check to confirm the elevator is safe, and finally signed a good maintenance

Q:Inside the restaurant such as the kitchen in the 1L and then the food to the top of the restaurant inside a machine called what name?

Machine car

Q:What is chemlon533G material?

Is it a chemical material?

Q:Grocery elevator is always automatically anti-leveling what is the reason

Grocery elevator is always automatic anti-leveling reasons; ① due to poor lubrication or lubrication system failure will cause the parts of the transmission parts of the heat burns and axles, resulting in rolling or sliding parts of the parts damaged and forced to repair. ② did not carry out daily inspection and maintenance, failed to check the parts found in the transmission, rolling and sliding parts of the parts of the wear and wear conditions, not according to the degree of wear of the parts for the correct repair, resulting in damage to parts Forced to stop repair. ③ due to the elevator during the operation of the vibration caused by fastening bolts, so that parts displacement, loss of the original accuracy, and can not be repaired in time, resulting in grinding, touch, crashed mechanical parts were forced to stop repair. ④ because the elevator balance coefficient and the standard is too far from the difference caused by overloading the elevator car squatting or red roof, the top speed limiter and safety gear action and forced the elevator to stop running, waiting for repair.

Q:What are the electrical parts of the elevator and what are their roles?

The control system (including the main board, car plate, instruction board, layer display board) is responsible for the elevator start, run and stop. Flat sensor: elevator leveling detection switch; door machine system (including door and door machine frequency converter): responsible for the elevator door. 2, safety touch panel and light curtain: car door entrance security protection; 3, limit switch: forced elevator stop of the terminal switch (in the bottom and the top of the set), the safety of the system, 4, the buffer: the roof of the elevator and the end of the end of a protection switch. Drag the system: traction machine, inverter, etc. to provide elevator running power;