Kanal wideo Chin Best Drilling Equipment (Wuxi) Co.,Ltd
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head assembly

head assembly
September 15, 2023
Category Connection: Zespół dętki
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Tagi:
#zestaw głowicy BQ #Zestaw głowicy PQ #Prawa ręka wewnętrzna układanka rurki
Brief: Discover the high adaptability and wear-resistant head assembly inner tube assembly designed for wireline core barrel operations. This video highlights its key components and functionalities for efficient core sampling.
Related Product Features:
  • Head assembly provides latching and pivoting spearpoint mechanisms for easy insertion and retrieval.
  • Bearing assembly ensures the inner-tube remains stationary to prevent sample damage during drilling.
  • Fluid pressure operating indications and control valves for precise drilling operations.
  • Inner-tube captures core samples and can be extended for longer samples with couplers.
  • Core lifter case houses the core lifter in a tapered socket for controlled movement during core breaking.
  • Hardened steel core lifter grips and retains the core sample after breaking for retrieval.
  • Stop ring is a hardened steel snap ring that retains the core lifter in the case.
  • Shut off valve assembly signals the drill operator when the inner-tube is full or blocked.
Pytania:
  • What is the function of the head assembly in the inner-tube group?
    The head assembly provides latching and pivoting spearpoint mechanisms for insertion and retrieval, a bearing assembly to keep the inner-tube stationary, and fluid control valves for drilling operations.
  • How does the inner-tube capture core samples?
    The inner-tube captures the core sample as drilling progresses and can be extended with couplers or extensions for longer samples.
  • What role does the core lifter play in the assembly?
    The core lifter is a hardened steel split collar that grips the core sample during breaking and retains it for retrieval to the surface.
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