CN-117630178-B - Progressive type ultrasonic scanning device

CN117630178BCN 117630178 BCN117630178 BCN 117630178BCN-117630178-B

Abstract

The invention discloses a progressive ultrasonic scanning device which comprises a probe module, a driving part and a transmission part, wherein the transmission part is connected between the driving part and the probe module, the transmission part comprises a propulsion module and a recovery module, the propulsion module comprises a mounting bottom plate, a main fixing plate, a propulsion clamping block, a propulsion roller mounting plate, a propulsion belt clamping plate, a propulsion synchronous belt, a sliding block guide rail assembly, an upper extending plate and a driving plate driven by the driving part to move linearly, the propulsion clamping block is fixed on the main fixing plate, the propulsion clamping plate is fixed on the upper extending plate, the propulsion roller mounting plate is fixed on the driving plate, the propulsion roller is mounted on the propulsion roller mounting plate, and two ends of the propulsion synchronous belt are respectively clamped by the propulsion clamping block and the propulsion belt clamping plate and simultaneously bypass the propulsion roller. The transmission part has a compact structure, can drive the probe module to move in a larger stroke, and can meet the field working condition of larger movement range by increasing the transmission stage number according to the field actual demand.

Inventors

KANG ZHIPING
Hao xinlong
ZHU JIAZHEN

Assignees

中广核检测技术有限公司
苏州热工研究院有限公司
中国广核集团有限公司
中国广核电力股份有限公司

Dates

Publication Date: 20260512
Application Date: 20231128

Claims (6)

1. A progressive ultrasound scanning device, comprising: The probe module is arranged on the surface of the probe, A driving part for powering the device; A transmission part connected between the driving part and the probe module; It is characterized in that the transmission part comprises a propulsion module and a recovery module, The propelling module comprises an installation bottom plate, a main fixing plate, a propelling clamping block, a propelling roller installation plate, a propelling belt clamping plate, a propelling synchronous belt, a sliding block guide rail assembly, an upper extending plate and a driving plate driven by a driving part to move linearly, wherein the propelling clamping block is fixed on the main fixing plate, the propelling belt clamping plate is fixed on the upper extending plate, the propelling roller installation plate is fixed on the driving plate, the propelling roller is installed on the propelling roller installation plate, and two ends of the propelling synchronous belt are respectively clamped by the propelling clamping block and the propelling belt clamping plate and simultaneously bypass the propelling roller; The driving plate drives the pushing roller to move forwards together, so as to drive the pushing belt clamping plate to drive the upper extending plate to extend forwards, and two-stage transmission of the driving plate and the upper extending plate is realized; The recovery module is including retrieving the gyro wheel fixed plate, retrieves the gyro wheel, retrieves the hold-in range, retrieves the area splint, side fixed plate, retrieves clamping block, it fixes to retrieve the gyro wheel fixed plate on the driving plate, retrieve the gyro wheel and fix retrieve on the gyro wheel fixed plate, it fixes to retrieve the area splint on stretching out the board, retrieve clamping block and fix on the side fixed plate, retrieve the hold-in range both ends and be retrieved the area splint and retrieve clamping block respectively and press from both sides tightly and walk around retrieving the gyro wheel, main fixed plate and side fixed plate looks parallel arrangement, main fixed plate is fixed on the mounting plate, and the side fixed plate is fixed on the driving plate.
2. The progressive ultrasonic scanning device of claim 1, wherein the driving part comprises a motor, a motor supporting plate, a synchronous belt wheel, a gear and a rack, the motor drives a small belt wheel in the synchronous belt wheel to rotate, the motor supporting plate is parallel to the main fixing plate and is opposite to the main fixing plate, the motor supporting plate is fixed on the mounting base plate, the small belt wheel drives a large belt wheel to rotate through the synchronous belt, the large belt wheel is connected with the driving gear through a transmission shaft, the gear is meshed with the rack, the rack is driven to do linear motion when rotating, the rack is rigidly connected with the driving plate, and the rack is driven to do linear motion when moving.
3. The progressive ultrasound scanning device of claim 1, wherein the probe module comprises a probe base plate, a probe frame slidably connected to the probe base plate in a direction perpendicular to the mounting base plate or in an oblique direction, a probe mounted on the probe frame, and an elastic member for making the probe always have a tendency to move in a direction perpendicular to the mounting base plate or in an oblique direction.
4. The progressive ultrasound scanning device of claim 3, wherein the probe frame is mounted with a probe frame rotatably coupled to the probe frame, the probe is secured to the probe frame, and an axis of rotation of the probe frame is parallel to the upper extension plate.
5. The progressive ultrasound scanning device of claim 3, wherein the probe module comprises a slide fixed on the probe base plate, a slide rail fixedly connected with the probe frame and slidingly connected with the slide block, and the elastic member is connected between the slide rail and the probe base plate.
6. The progressive ultrasonic scanning device of claim 5, wherein the elastic member is a constant force spring, the probe module comprises a spring fixing plate fixedly connected with the lower end of the sliding rail, the main body part of the constant force spring is rotatably connected to the spring fixing plate, the spring piece tail end of the constant force spring is fixed on the probe bottom plate, and the connection part of the spring piece tail end of the constant force spring and the probe bottom plate is higher than the rotating shaft of the main body part of the constant force spring.

Description

Progressive type ultrasonic scanning device Technical Field The invention belongs to the field of nuclear power detection equipment, and particularly relates to a progressive ultrasonic scanning device. Background The welding seam space of the lower seal head of the nuclear power station voltage stabilizer is narrow, but the welding seam to be scanned is long, and the probe needs to move in the narrow space in a long stroke, so that the travelling mechanism of the scanning device is required to be provided with a long guide mechanism, and the travelling mechanism is long and cannot be arranged in the narrow space, so that the difficulty of realizing automatic ultrasonic scanning is high. Disclosure of Invention The invention aims to provide a progressive ultrasonic scanning device which occupies a small installation space and has a large movement range. The technical scheme is that the progressive ultrasonic scanning device comprises a probe module, a driving part, a transmission part and a recovery module, wherein the driving part is used for providing power for the device, the transmission part is connected between the driving part and the probe module, the transmission part comprises a propulsion module and a recovery module, the propulsion module comprises a mounting bottom plate, a main fixing plate, a propulsion clamping block, a propulsion roller mounting plate, a propulsion belt clamping plate, a propulsion synchronous belt, a sliding block guide rail assembly, an upper extending plate and a driving plate driven by the driving part to move linearly, the propulsion clamping block is fixed on the main fixing plate, the propulsion belt clamping plate is fixed on the upper extending plate, the propulsion roller mounting plate is fixed on the driving plate, the propulsion roller is mounted on the propulsion roller mounting plate, two ends of the propulsion synchronous belt are respectively clamped by the propulsion clamping block and the propulsion belt clamping plate, and simultaneously bypasses the propulsion roller, the recovery module comprises a recovery roller fixing plate, a recovery roller, a recovery synchronous belt, a side fixing plate, the recovery roller, the recovery clamping plate, the side fixing plate, the recovery clamping plate, the recovery roller, the side fixing plate, the recovery roller and the recovery roller fixing plate, the recovery roller and the side fixing plate, the recovery roller and the recovery roller fixing plate are fixed on the main fixing plate, the side plate and the recovery roller fixing plate. In another embodiment, the slider rail assembly includes an upper slider rail module disposed between the upper extension plate and the drive plate, and a lower slider rail module connected between the drive plate and the mounting base plate. In another embodiment, the driving part comprises a motor, a motor supporting plate, a synchronous belt wheel, a gear and a rack, wherein the motor drives the small belt wheel in the synchronous belt wheel to rotate, the motor supporting plate is parallel to the main fixing plate and is opposite to the main fixing plate, the motor supporting plate is fixed on the mounting base plate, the small belt wheel drives the large belt wheel to rotate through the synchronous belt, the large belt wheel is connected with the driving gear through a transmission shaft, the gear is meshed with the rack, the rack is driven to do linear motion when the gear rotates, the rack is rigidly connected with the driving plate, and the rack is driven to do linear motion when the rack moves. In another embodiment, the probe module comprises a probe base plate, a probe frame which is connected to the probe base plate in a sliding way along the direction vertical to the mounting base plate or along the oblique direction, a probe which is arranged on the probe frame, and an elastic piece which enables the probe to always have a trend of moving upwards vertically or upwards along the oblique direction. In another embodiment, a probe frame rotatably connected to the probe frame is mounted on the probe frame, the probe is fixed to the probe frame, and the rotation axis of the probe frame is parallel to the upper extension plate. In another embodiment, the probe module comprises a sliding block fixed on the probe bottom plate, a sliding rail fixedly connected with the probe frame and slidingly connected with the sliding block, and the elastic piece is connected between the sliding rail and the probe bottom plate. In another embodiment, the elastic element is a constant force spring, the probe module comprises a spring fixing plate fixedly connected with the lower end of the sliding rail, the main body part of the constant force spring is rotatably connected to the spring fixing plate, the tail end of a spring piece of the constant force spring is fixed to the probe bottom plate, and the joint of the tail end of the spring piece of the constant force spring and the pr