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china latest news about Working principle of rotary drilling rig

Working principle of rotary drilling rig

November 25, 2022

The process of rotary drilling and hole forming by rotary drilling rig is firstly to enable the drilling tools to be correctly positioned to the pile position through the rig's own traveling function and mast luffing mechanism. The drill pipe is lowered under the guidance of the mast to place the ...
china latest news about What should we do if the kelly bar slips down during the construction of the rotary drilling rig?

What should we do if the kelly bar slips down during the construction of the rotary drilling rig?

August 23, 2022

What should we do if the kelly bar slips down during the construction of the rotary drilling rig? Many operators of rotary drilling rigs have encountered the problem of the kelly bar slipping down during the construction process. In fact, this has nothing to do with the manufacturer, model, etc. It ...
china latest news about Maintenance of crawler of water well drilling rig

Maintenance of crawler of water well drilling rig

March 22, 2022

Maintenance of crawler of water well drilling rig The following points should be paid attention to in the maintenance of the crawler of the water well drilling rig: (1) During the construction of water well drilling rig, the crawler tension shall be adjusted according to the soil quality to deal ...
china latest news about Diesel engine can't start -- common sense of rotary drilling rig maintenance

Diesel engine can't start -- common sense of rotary drilling rig maintenance

March 14, 2022

Diesel engine can't start -- common sense of rotary drilling rig maintenance There may be many reasons why the diesel engine of rotary drilling rig cannot be started. Today, I'd like to share a common sense of diesel engine failure maintenance of rotary drilling rig. First of all, to eliminate the ...
china latest news about Correct and safe operation procedures for rotary drilling rig

Correct and safe operation procedures for rotary drilling rig

March 10, 2022

Correct and safe operation procedures for rotary drilling rig When operating the rotary drilling rig, we should strictly implement the relevant safety operation procedures to ensure the normal operation of various functions of the drilling rig, and to better complete the construction quality of the ...
china latest news about Good news! Sinovo has been recognized as a national high-tech enterprise

Good news! Sinovo has been recognized as a national high-tech enterprise

March 7, 2022

Good news! Sinovo has been recognized as a national high-tech enterprise On February 28, 2022, Beijing sinovo group received the recognition certificate of "high-tech enterprise" jointly issued by Beijing Municipal Commission of science and technology, Beijing Municipal Bureau of finance, State ...
china latest news about Operation and maintenance tips of core drilling rig

Operation and maintenance tips of core drilling rig

February 22, 2022

Operation and maintenance tips of core drilling rig 1. The core drilling rig shall not work unattended. 2. When pulling the gearbox handle or the winch transfer handle, the clutch must be disconnected first, and then it can be started after the gear stops running, so as not to damage the gear, and ...
china latest news about What should a novice pay attention to when driving a rotary drilling rig for the first time?

What should a novice pay attention to when driving a rotary drilling rig for the first time?

February 11, 2022

What should a novice pay attention to when driving a rotary drilling rig for the first time? The driver of rotary drilling rig shall pay attention to the following points during pile driving to avoid accidents: 1. A red light shall be installed on the top of the column of the crawler rotary drilling ...
china latest news about Selection of rotary drilling accessories

Selection of rotary drilling accessories

February 16, 2022

Selection of rotary drilling accessories There are many kinds of rotary drilling accessories. Different rotary drilling accessories should be selected for different construction sites and different strata. a. Slag fishing bit and sand bucket shall be used for slag fishing; b. Barrel bit shall be ...
china latest news about How to prevent the water well drilling rig tools fall off

How to prevent the water well drilling rig tools fall off

February 7, 2022

How to prevent the water well drilling rig tools fall off？ 1. All kinds of pipes, joints and couplings shall be stored and used according to the degree of old and new. Check the bending and wear degree of drilling tools by lifting them, correcting hole depth and moving time. 2. The drill tools shall ...
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