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CN-224202421-U - Ultrasonic thickness measuring device for low-pressure circulating barrel

CN224202421UCN 224202421 UCN224202421 UCN 224202421UCN-224202421-U

Abstract

The utility model provides an ultrasonic thickness measuring device for a low-pressure circulating barrel, which comprises an arc-shaped frame, an ultrasonic thickness measuring mechanism and a handle, wherein the arc-shaped frame is detachably attached to the outer side of the low-pressure circulating barrel, the ultrasonic thickness measuring mechanism is arranged on the arc-shaped frame in a sliding mode, the handle is connected with the arc-shaped frame, the ultrasonic thickness measuring mechanism comprises a driving assembly, a clamping assembly and an ultrasonic thickness meter, the driving assembly is arranged on the arc-shaped frame in a sliding mode, the clamping assembly is connected with the driving assembly, and the ultrasonic thickness meter is detachably connected with the clamping assembly. According to the ultrasonic thickness measuring device for the low-pressure circulation barrel, the arc-shaped frame is sucked and fixed on the outer side of the low-pressure circulation barrel through the magnet, the clamping assembly is driven to move to the measuring position along the arc-shaped frame through the driving assembly, and the fixed barrel is driven to move through the electric push rod, so that the probe of the ultrasonic thickness measuring instrument is attached to the outer wall of the low-pressure circulation barrel to detect the thickness, the multi-point thickness detection of the low-pressure circulation barrel is safer and more reliable, the convenience and the rapidness are realized, and the detection efficiency of the low-pressure circulation barrel is improved.

Inventors

  • HU LIANG
  • YU YANG

Assignees

  • 山东浙商制冷设备有限公司

Dates

Publication Date
20260505
Application Date
20250521

Claims (7)

  1. 1. The ultrasonic thickness measuring device for the low-pressure circulating barrel is characterized by comprising an arc-shaped frame (1) detachably attached to the outer side of the low-pressure circulating barrel (7), an ultrasonic thickness measuring mechanism arranged on the arc-shaped frame (1) in a sliding manner, and a handle (2) connected with the arc-shaped frame (1); The ultrasonic thickness measuring mechanism comprises a driving assembly (3) arranged on the arc-shaped frame (1) in a sliding manner, a clamping assembly (4) connected with the driving assembly (3) and an ultrasonic thickness measuring instrument (5) detachably connected with the clamping assembly (4), wherein the clamping assembly (4) is arranged on the driving assembly (3) in a sliding manner, and a probe of the ultrasonic thickness measuring instrument (5) is in detachable contact with the low-pressure circulation barrel (7).
  2. 2. The ultrasonic thickness measuring device of the low-pressure circulation barrel according to claim 1, wherein the arc-shaped frame (1) is provided with a long hole (11) which allows the ultrasonic thickness meter (5) to pass through in a penetrating way, the arc-shaped frame (1) is provided with guide grooves (12) on two inner sides of the long hole (11), and one side of the guide groove (12) is provided with a rack (13); The driving assembly (3) comprises a bearing plate (31), a double-headed motor (32) arranged on the bearing plate (31) and gears (33) respectively connected with output ends of the double-headed motor (32), wherein the gears (33) are respectively meshed with the racks (13).
  3. 3. The ultrasonic thickness measuring device for the low-pressure circulation barrel according to claim 2, wherein a through hole (311) is formed in the bearing plate (31), electric push rods (34) are arranged on two sides of the through hole (311), the clamping assembly (4) comprises a fixing sleeve which is slidably arranged in the through hole (311), and a fixing plate (42) which is arranged on the side portion of the fixing sleeve, and the fixing plate (42) is connected with the output end of the electric push rods (34).
  4. 4. The ultrasonic thickness measuring device for the low-pressure circulation barrel according to claim 3, wherein a rubber sleeve attached to a probe of the ultrasonic thickness measuring instrument (5) is arranged on the inner wall of the fixed barrel (41), a fastening bolt (43) for fastening the probe of the ultrasonic thickness measuring instrument (5) is arranged on the side portion of the fixed barrel (41) in a penetrating manner, a rubber pad (431) in contact with the probe of the ultrasonic thickness measuring instrument (5) is arranged at one end of the fastening bolt (43), and a host machine of the ultrasonic thickness measuring instrument (5) is arranged on the bearing plate (31).
  5. 5. The ultrasonic thickness measuring device for the low-pressure circulation barrel according to claim 4, wherein output ends of the two double-headed motors (32) are provided with connecting plates (35), the connecting plates (35) are provided with two rollers (36), and the two rollers (36) are arranged on the other side of the guide groove (12) in a rolling mode.
  6. 6. The ultrasonic thickness measuring device for the low-pressure circulation barrel according to claim 1, wherein a magnet (6) attracted with the low-pressure circulation barrel (7) is arranged on the inner side of the arc-shaped frame (1).
  7. 7. The ultrasonic thickness measuring device for the low-pressure circulation barrel according to claim 1, wherein a supporting plate (14) is arranged at the end part of the arc-shaped frame (1), and the handle (2) is connected with the supporting plate (14).

Description

Ultrasonic thickness measuring device for low-pressure circulating barrel Technical Field The utility model relates to the technical field of ultrasonic thickness measuring devices, in particular to an ultrasonic thickness measuring device for a low-pressure circulating barrel. Background The low-pressure circulation barrel is a circulation barrel and is arranged in an ammonia pump liquid supply refrigerating system, the function of the low-pressure circulation barrel is to ensure that low-pressure ammonia liquid is supplied to an ammonia pump, and simultaneously, the low-pressure circulation barrel also plays the role of an ammonia liquid separator, so that gaseous refrigeration working medium flows to an air suction cavity of a compressor, the low-pressure circulation barrel is used as a key pressure container for storing liquid refrigerant in the refrigerating system, and operates under the working condition of low temperature and high pressure for a long time, the metal wall surface of the low-pressure circulation barrel is easily influenced by factors such as working medium corrosion, stress fatigue and the like to generate a local thinning phenomenon, therefore, the thickness of the low-pressure circulation barrel needs to be detected, the traditional ultrasonic thickness measurement is usually carried out by manually carrying out by a point measurement by adopting a handheld thickness gauge, operators need to climb to the outside of the container, and the point measurement is carried out by setting up a scaffold. However, the mode of manually measuring different positions of the low-pressure circulating barrel one by one is low in detection efficiency, and safety risks existing in high-altitude operation are large. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides the ultrasonic thickness measuring device for the low-pressure circulating barrel, which is characterized in that the arc-shaped frame is sucked and fixed on the outer side of the low-pressure circulating barrel through the magnet, the clamping assembly is driven to move to a measuring position along the arc-shaped frame through the driving assembly, and the fixed barrel is driven to move through the electric push rod, so that the probe of the ultrasonic thickness measuring instrument is attached to the outer wall of the low-pressure circulating barrel to detect the thickness, the wall thickness of the low-pressure circulating barrel is not required to be measured manually one by one, the multi-point thickness detection of the low-pressure circulating barrel is safer and more reliable, the convenience and the rapidness are realized, and the detection efficiency of the low-pressure circulating barrel is improved. In order to achieve the aim, the utility model adopts the technical scheme that the ultrasonic thickness measuring device of the low-pressure circulating barrel comprises an arc-shaped frame which is detachably attached to the outer side of the low-pressure circulating barrel, an ultrasonic thickness measuring mechanism which is arranged on the arc-shaped frame in a sliding manner, and a handle which is connected with the arc-shaped frame; The ultrasonic thickness measuring mechanism comprises a driving assembly, a clamping assembly and an ultrasonic thickness meter, wherein the driving assembly is arranged on the arc-shaped frame in a sliding mode, the clamping assembly is connected with the driving assembly, the ultrasonic thickness meter is connected with the clamping assembly in a detachable mode, the clamping assembly is arranged on the driving assembly in a sliding mode, and a probe of the ultrasonic thickness meter is in detachable contact with the low-pressure circulation barrel. The arc-shaped frame is communicated with a long hole allowing the ultrasonic thickness gauge to pass through, guide grooves are formed in the arc-shaped frame at two inner sides of the long hole, and racks are arranged on one side of the guide grooves; The driving assembly comprises a bearing plate, a double-headed motor arranged on the bearing plate, and gears respectively connected with the output ends of the double-headed motor, wherein the gears are respectively meshed with the racks. Be provided with the through hole on the loading board, the both sides of through hole are provided with electric putter, the clamping assembly is including sliding the setting is in fixed cover, the setting in the through hole are in the fixed board of fixed cover lateral part, the fixed board with electric putter's output is connected. The inner wall of the fixed cylinder is provided with a rubber sleeve attached to the probe of the ultrasonic thickness gauge, a fastening bolt used for fastening the probe in the ultrasonic thickness gauge is arranged on the side portion of the fixed cylinder in a penetrating mode, a rubber pad contacted with the probe in the ultrasonic thickness gauge is arranged at one end of the fas