CN107037134B - Submersible ultrasonic probe alignment structure and adjustment method - Google Patents

Submersible ultrasonic probe alignment structure and adjustment method Download PDF

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Publication number
CN107037134B
CN107037134B CN201710279387.2A CN201710279387A CN107037134B CN 107037134 B CN107037134 B CN 107037134B CN 201710279387 A CN201710279387 A CN 201710279387A CN 107037134 B CN107037134 B CN 107037134B
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axis unit
mode
axis
probe
penetrates
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CN107037134A (en
Inventor
马骥
宋波
冷涛
陈秋颖
安志武
韩炜
胡玲
张逸君
闫冉
毛捷
廉国选
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Institute of Acoustics CAS
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22Details, e.g. general constructional or apparatus details
    • G01N29/225Supports, positioning or alignment in moving situation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22Details, e.g. general constructional or apparatus details
    • G01N29/223Supports, positioning or alignment in fixed situation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22Details, e.g. general constructional or apparatus details
    • G01N29/26Arrangements for orientation or scanning by relative movement of the head and the sensor
    • G01N29/265Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/02Indexing codes associated with the analysed material
    • G01N2291/028Material parameters
    • G01N2291/0289Internal structure, e.g. defects, grain size, texture

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Abstract

The invention relates to a submersible ultrasonic probe alignment structure and an adjusting method, the submersible ultrasonic probe alignment structure comprises: the device comprises an A-axis unit, a B-axis unit, a reflective probe and a signal source sleeve. The flange of the A-axis unit is tightly sleeved on the lower guard seat of the B-axis unit in a hole axis mode, and the reflective probe and the signal source sleeve are fixedly connected in a threaded screwing mode and clamped in the B-axis unit. The positioning structure and the adjusting method of the submersible ultrasonic probe are convenient for accurately positioning and adjusting the submersible ultrasonic probe, can obviously improve the detection effect and realize the nondestructive detection of the underwater large device.

Description

Submersible ultrasonic probe alignment structure and adjustment method
Technical Field
The invention relates to the field of ultrasonic scanning detection, in particular to a submersible ultrasonic probe alignment structure and an adjustment method.
Background
The current structure layout of the ultrasonic probe in the ultrasonic scanning detection field is limited to a linear transfer connection mode, namely, the ultrasonic probe is formed by connecting the ultrasonic probe in series from top to bottom, the obvious defect is that the reflective ultrasonic probe is in a floating pendulum shape, the detection effect is directly affected, in addition, the output seal of a motor adopts an O-shaped ring mode, the effect and the durability are poor, and a motor output lead wire is covered by sealant, so that the hidden danger is also caused. Therefore, the invention provides the submersible ultrasonic probe alignment structure and the adjustment method, which are convenient for accurate alignment adjustment of the submersible ultrasonic probe, can obviously improve the detection effect and realize nondestructive detection of underwater large devices.
Disclosure of Invention
The invention aims to overcome the defect of nondestructive testing of the existing underwater large device.
In order to achieve the above object, according to one aspect of the present invention, there is provided a submersible ultrasonic probe alignment structure including an a-axis unit, a B-axis unit, a reflection probe, and a signal source sleeve.
The A-axis unit includes: the support is a first motor which is jointed and fastened in a hole shaft positioning mode with the support, the first oil seal is sleeved on the support through the first gland, the first motor output shaft is sleeved with the first oil seal and penetrates through the flange of the first oil seal, the first O-shaped ring sleeve penetrates into the support and fastened upper protection seat, the first O-shaped ring sleeve penetrates into the upper protection seat and fastened upper protection cover, and the first straight-through connector is screwed with the upper protection cover in a sealing mode.
The B-axis unit includes: the lower protection seat is in fit with the lower protection seat in a hole shaft positioning mode, the second motor is sleeved on the lower protection seat through a second oil seal which is tightly stuck by a second gland, the sleeve penetrates into an output shaft of the second motor and penetrates through a clamping shaft of the second oil seal, the sleeve penetrates into the support through a first O-shaped ring sleeve and is in fit with the upper protection seat, the sleeve penetrates into the lower protection seat through a second O-shaped ring sleeve and is in fit with the lower protection cover, and the sleeve and the lower protection cover are in threaded connection with a second straight-through joint in seal.
Preferably, the flange of the A-axis unit is fixedly sleeved on the lower protection seat of the B-axis unit in a hole axis mode, and the reflective probe and the signal source sleeve are fixedly connected in a threaded screwing mode and clamped in the B-axis unit.
Preferably, the flange moves with the first motor in the A-axis angle dimension threshold, and the output lead of the first motor is led out through a hose which is fast inserted into the first straight-through joint.
Preferably, the clamping shaft moves with the second motor in the B-axis angle dimension threshold, and the output lead of the second motor is led out through a hose which is fast inserted into the second straight-through joint.
Preferably, the reflective probe presents one swing angle dimension along with the A-axis unit and presents the other swing angle dimension along with the B-axis unit, and the two dimension axes automatically perform angle adjustment in an orthogonal mode so as to meet the requirement of the alignment function of the reflective ultrasonic probe.
In order to achieve the above objective, a second aspect of the present invention provides a method for adjusting an alignment structure of a submersible ultrasonic probe, which includes screwing an adapted reflective probe into a signal source sleeve by a threaded connection manner and clamping the reflective probe in an inner cavity of a clamping shaft in a B-axis unit according to a detection requirement of an ultrasonic scanning process, automatically adjusting an a-axis angle dimension of the reflective probe with reference to an imaging effect on a configuration display corresponding to a surface to be tested of an underwater large device, and then automatically adjusting the B-axis angle dimension of the reflective probe until reaching standards.
In practical application, the structure layout of the submersible ultrasonic probe alignment structure and the adjustment method provided by the invention tend to be reasonable, the lead-out mode of the A, B shaft rotating end oil seal and the lead is simple, convenient and effective, the reliability is ensured, and the submersible ultrasonic probe alignment structure and the adjustment method are particularly suitable for accurately aligning and adjusting the reflection probe, so that the comprehensive advantages can obviously improve the detection effect.
Drawings
FIG. 1 is a schematic illustration of an axial measurement of a submersible ultrasound probe alignment structure;
FIG. 2 is a schematic illustration of an axial measurement of an A-axis unit of a submersible ultrasonic probe alignment structure;
FIG. 3 is a schematic cross-sectional view of an A-axis unit of a submersible ultrasound probe alignment structure;
FIG. 4 is a schematic illustration of an axial measurement of a B-axis unit of a submersible ultrasound probe alignment structure;
FIG. 5 is a schematic cross-sectional view of a B-axis unit of a submersible ultrasound probe alignment structure;
FIG. 6 is a method of adjusting the alignment structure of the submersible ultrasonic probe shown in FIG. 1.
Detailed Description
The technical scheme of the invention is further described in detail through the drawings and the embodiments.
In a first aspect, the present invention provides a submersible ultrasonic probe alignment structure, fig. 1 is an axial schematic diagram of a submersible ultrasonic probe alignment structure, as shown in fig. 1, including: an a-axis unit 1, a B-axis unit 2, a reflection probe 20, and a signal source sleeve 21. The flange 11 of the A-axis unit 1 is tightly sleeved on the lower guard seat 12 of the B-axis unit 2 in a hole axis mode, and the reflection probe 20 and the signal source sleeve 21 are fixedly connected in a screw thread screwing mode and clamped in the B-axis unit 2.
Specifically, the reflective probe 20 presents one swing angle dimension along with the a-axis unit 1, presents another swing angle dimension along with the B-axis unit 2, and automatically adjusts angles in an orthogonal manner by two dimension axes so as to meet the requirement of the alignment function of the reflective ultrasonic probe.
Fig. 2 is an axial schematic view of an a-axis unit of a submersible ultrasonic probe alignment structure, fig. 3 is a cross-sectional schematic view of an a-axis unit of a submersible ultrasonic probe alignment structure, and as shown in fig. 2 and 3, the a-axis unit 1 includes: the support 3 is a first motor 5 which is jointed and fastened in a hole shaft positioning mode with the support 3, a first oil seal 9 which is jointed and fastened in the support 3 through a first gland 10 is sleeved, the sleeve penetrates into an output shaft of the first motor 5 and penetrates through a flange 11 of the first oil seal 9, the sleeve penetrates into the support 3 through a first O-shaped ring 4 and is fastened with an upper protecting seat 6, the sleeve penetrates into the upper protecting seat 6 through the first O-shaped ring 4 and is fastened with an upper protecting cover 7, and the sleeve is in threaded connection with a first straight-through joint 8 which is sealed with the upper protecting cover 7.
Specifically, the flange 11 moves along with the first motor 5 in the a-axis angle dimension threshold, and the output wire of the first motor 5 is led out through a hose which is fast inserted into the first through joint 8.
Fig. 4 is a schematic axial view of a B-axis unit of a submersible ultrasonic probe alignment structure, and fig. 5 is a schematic sectional view of a B-axis unit of a submersible ultrasonic probe alignment structure, as shown in fig. 4 and 5, the B-axis unit 2 includes: the lower protection seat 12 is attached and fastened with the lower protection seat 12 in a hole shaft positioning mode, a second oil seal 17 attached to the lower protection seat 12 through a second gland 18 is sleeved on the lower protection seat, a clamping shaft 19 penetrating into an output shaft of the second motor 16 and penetrating through the second oil seal 17 is sleeved on the upper protection seat 6 penetrating into the support 3 and fastened through the first O-shaped ring 4, a lower protection cover 14 penetrating into the lower protection seat 12 and fastened through the second O-shaped ring 13 is sleeved on the lower protection cover 14, and a second straight-through joint 15 sealed in a threaded connection mode is formed between the lower protection cover 14.
Specifically, the clamping shaft 19 moves along with the second motor 16 in the B-axis angular dimension threshold, and the output lead of the second motor 16 is led out through a hose fast inserted in the second straight-through joint 15.
In a second aspect, the present invention provides a method for adjusting an alignment structure of a submersible ultrasonic probe, and fig. 6 is a method for adjusting an alignment structure of a submersible ultrasonic probe shown in fig. 1, as shown in fig. 6, and the method includes steps S601-S603.
Step S601, according to the process detection requirement of ultrasonic scanning, screwing the adaptive reflection probe 20 into the signal source sleeve 21 in a threaded connection mode and clamping the signal source sleeve in the inner cavity of the clamping shaft 19 in the B-axis unit 2;
step S602, corresponding to the surface to be tested of the underwater large device, and simultaneously referring to the imaging effect on the configuration display, automatically adjusting the axial angle dimension of the reflective probe 20A;
step S603, corresponding to the surface to be tested of the underwater large device, and simultaneously referring to the imaging effect on the configuration display, automatically adjusting the axial angle dimension of the reflective probe 20B until reaching the standard.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims (3)

1.A submersible ultrasound probe alignment structure, comprising: an A-axis unit (1), a B-axis unit (2), a reflective probe (20) and a signal source sleeve (21); wherein,
the A-axis unit (1) comprises: the support (3) is attached and fastened with the support (3) in a hole shaft positioning mode, a first oil seal (9) attached to the support (3) through a first gland (10) is sleeved, the first oil seal (11) penetrates into an output shaft of the first motor (5) and penetrates through the first oil seal (9), the first O-shaped ring (4) penetrates into the support (3) and is fastened with an upper protecting seat (6), the first O-shaped ring (4) penetrates into the upper protecting seat (6) and is fastened with an upper protecting cover (7), and the first direct connector (8) is screwed and sealed with the upper protecting cover (7);
the B-axis unit (2) comprises: the lower protection seat (12), the second motor (16) which is tightly attached to the lower protection seat (12) in a hole shaft positioning mode, a second oil seal (17) which is tightly attached to the lower protection seat (12) through a second gland (18) in a sleeved mode, a clamping shaft (19) which penetrates into an output shaft of the second motor (16) and penetrates through the second oil seal (17) in a sleeved mode, the upper protection seat (6) which penetrates into the support (3) in a sleeved mode through the first O-shaped ring (4) and is tightly attached, the lower protection cover (14) which penetrates into the lower protection seat (12) in a sleeved mode through the second O-shaped ring (13) and is tightly screwed with the lower protection cover (14) in a screwed mode, and a second straight-through joint (15) which is tightly screwed with the lower protection cover (14) in a screwed mode;
the flange (11) of the A-axis unit (1) is fixedly sleeved on the lower protection seat (12) of the B-axis unit (2) in a hole axis mode, and the reflection probe (20) and the signal source sleeve (21) are fixedly connected in a threaded screwing mode and clamped in the B-axis unit (2);
the flange (11) moves along with the first motor (5) in the A-axis angle dimension threshold, an output lead of the first motor (5) is led out through a hose which is fast inserted into the first straight-through joint (8), the clamping shaft (19) moves along with the second motor (16) in the B-axis angle dimension threshold, and an output lead of the second motor (16) is led out through a hose which is fast inserted into the second straight-through joint (15).
2. The submersible ultrasound probe alignment structure of claim 1, further comprising a reflective probe (20) presenting one pivot angle dimension with the a-axis unit (1) and another pivot angle dimension with the B-axis unit (2), the two dimension axes being automatically angularly adjusted in an orthogonal manner to satisfy the alignment function requirements of the reflective ultrasound probe.
3. The adjustment method of the submersible ultrasonic probe alignment structure is applied to the submersible ultrasonic probe alignment structure according to claim 1, and is characterized in that according to the ultrasonic scanning process detection requirement, an adaptive reflection probe (20) is screwed into a signal source sleeve (21) in a threaded connection mode and clamped in an inner cavity of a clamping shaft (19) in a B-axis unit (2), the A-axis angle dimension of the reflection probe (20) is automatically adjusted according to the imaging effect on a configuration display, and then the B-axis angle dimension of the reflection probe (20) is automatically adjusted to reach the standard, corresponding to the surface to be tested of the underwater large device.
CN201710279387.2A 2017-04-25 2017-04-25 Submersible ultrasonic probe alignment structure and adjustment method Active CN107037134B (en)

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