DEVICE FOR CLEANING INTERNAL SURFACES OF TUBES Russian patent published in 2001 - IPC

FIELD: equipment for cleaning inner surfaces of tubes from various contamination and defective layers; repair and preparation of tubes for reuse; oil, chemical and other industries. SUBSTANCE: device for cleaning inner surfaces of tubes includes at least two sections; each section is provided with table vibrator mounted on fixed base by means of flexible supports and vibration exciter with drive rigidly connected with table vibrator. Sections are mounted at adjustable distance from each other. Each table vibrator is made in form of platform with unit for securing the tubes filled preliminarily with technological medium and sealed-up. Vibration exciters are located independently for ensuring asynchronous vibration of platforms. Number of sections and distances between them are selected on the condition of tube strength, reliability and attachment and reduction of vibrating masses. Vibration exciter is made in form of unbalanced vibrator. EFFECT: extended technological capabilities of device. 3 cl, 3 dwg