JB/T 12634-2016Building construction machinery and equipment - Full casing drilling rigs (English PDF)

National Standard of the People's Republic of China

ICS

91.220

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

Contents

• 1 Scope
• 2 Normative references
• 3 Terms and definitions
• 4 Classification and main parameters
• 4.1 Classification
• 4.2 Main parameters
• 5 Requirements
• 5.1 Safety requirements and measures
• 5.2 Performance requirements
• 5.3 Information for use
• 6 Test methods
• 6.1 Test conditions
• 6.2 Adoption of the test methods
• 6.3 Measurement of the casing pressing force and of the casing pulling force
• 6.4 Measurement of the casing torque of the oscillating full casing drilling machine
• 6.5 Measurement of the rotational speed of the casing
• 6.6 Measurement of the maximum oscillating angle of the casing
• 6.7 Measurement of the initial verticality of the casing
• 6.8 Measurement of the working temperature of the hydraulic oil
• 6.9 Sealing test
• 6.10 Determination of the solid particle cleanliness of the hydraulic oil
• 6.11 Braking test of the crawler chassis
• 7 Inspection rules
• 7.1 Classification of inspection
• 7.2 Factory inspection
• 7.3 Type inspection
• Annex A (informative) Example drawings of the full casing drilling machine, of its devices, accessories and overall dimensions
• Annex B (normative) Methods for measuring the noise
• B.1 General
• B.2 Operation of the full casing drilling machine during the noise test
• B.3 Measurement of the sound power
• B.4 Noise measurement at the operator position
• B.5 Results of the noise measurement
• Bibliography
• Figure A.1 Fixed type fully rotating full casing drilling machine
• Figure A.2 Self-propelled fully rotating full casing drilling machine