CN106645398B - Hollow axle flaw detection connection structure and adapter for same - Google Patents
Hollow axle flaw detection connection structure and adapter for same Download PDFInfo
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- CN106645398B CN106645398B CN201610883570.9A CN201610883570A CN106645398B CN 106645398 B CN106645398 B CN 106645398B CN 201610883570 A CN201610883570 A CN 201610883570A CN 106645398 B CN106645398 B CN 106645398B
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- adapter
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- convex ring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating 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
- G01N29/04—Analysing solids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
- F16D1/076—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end by clamping together two faces perpendicular to the axis of rotation, e.g. with bolted flanges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating 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
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/223—Supports, positioning or alignment in fixed situation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention relates to the technical field of ultrasonic flaw detection, in particular to a hollow axle flaw detection connecting structure and an adapter for the connecting structure. The rotary clamping structure of the hollow axle flaw detection connecting structure can realize quick clamping and fixing between the adapter and the inspection device, and the clamping jaws can simultaneously complete locking action, so that the hollow axle flaw detection connecting structure is quick and reliable.
Description
Technical Field
The invention relates to the technical field of ultrasonic flaw detection, in particular to a hollow axle flaw detection connecting structure and an adapter for the connecting structure.
Background
In ultrasonic flaw detection of a hollow axle, it is necessary to attach an adapter to the axle side and to attach an inspection device to the adapter, and the adapter is required to have functions of: easy to be attached to the shaft end face, easy to be attached to the adapter by the inspection device, and no leakage of the ultrasonic coupling agent used for inspection to the outside.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a hollow axle flaw detection connecting structure which can be quickly connected and has good sealing performance and an adapter for the connecting structure.
In order to achieve the purpose of the invention, the technical scheme adopted is as follows:
the invention discloses a hollow axle flaw detection connecting structure, which comprises an adapter, wherein one end of the adapter is connected with a hollow axle, the other end of the adapter is provided with a small convex ring, the end part of an inspection device is provided with a large convex ring, the large convex ring and the small convex ring are locked and fixed through a rotary clamping structure, the rotary clamping structure comprises a shaft sleeve rotatably sleeved at the end part of the inspection device and a rotary driving piece arranged on the peripheral surface of the shaft sleeve, the large convex ring is rotatably provided with a claw, the rotary driving piece drives the claw to rotate, and the claw locks and fixes the small convex ring and the large convex ring.
The claw comprises a center shaft rotatably arranged on a large convex ring, an L-shaped pressing block is arranged at one end of the center shaft, facing the small convex ring, of the center shaft, a gear is arranged at the other end of the center shaft, the rotary driving piece is an annular rack, and the annular rack is meshed with the gear.
At least three clamping claws are uniformly arranged on the peripheral edge of the large convex ring, and a handle is arranged on the shaft sleeve.
The adapter of the invention has an inner wedge opening at the end facing the inspection device, and the end of the inspection device has wedge flanges which are embedded in the inner wedge opening and fit each other.
The end of the adapter facing the hollow axle is provided with an outer flange, the port of the hollow axle is provided with a wedge-shaped notch matched with the outer flange, and the outer flange is embedded into the wedge-shaped notch and is mutually fit.
The adapter is connected with the hollow axle through the fastening bolt, the end face of the hollow axle is provided with a plurality of screw holes, one end of the adapter, which faces the hollow axle, is provided with a flange plate, the flange plate is provided with a plurality of through holes, the fastening bolt is arranged in each through hole, and the adapter is tightly matched with the hollow axle through the fastening bolt.
The fastening bolt comprises a threaded part and a bolt body, wherein the through hole is a stepped hole, one end of the stepped hole, which is close to the hollow axle, is a large hole, one end of the stepped hole, which is far away from the hollow axle, is a small hole, the bolt body penetrates through the small hole and is welded with the threaded part, the threaded part is accommodated in the large hole, and the diameter of the threaded part is larger than that of the small hole.
The flange is characterized in that an annular groove is formed in the circumferential direction of the outer circle of the flange, a sealing ring is arranged in the annular groove, and an embedded inlet of the annular groove is of a closing-in structure.
The invention also provides an adapter for the hollow axle flaw detection connecting structure, wherein one end of the adapter is provided with a small convex ring, the end port is provided with an inner wedge-shaped opening, the other end of the adapter is provided with a flange plate, the end port is provided with an outer flange, the flange plate is provided with a plurality of through holes, a fastening bolt is arranged in each through hole, each fastening bolt comprises a threaded part and a bolt body, each through hole is a stepped hole, one end of the stepped hole, which is close to the hollow axle, is a large hole, one end of the stepped hole, which is far away from the hollow axle, is a small hole, the bolt body penetrates through the small hole and is welded with the threaded part, the threaded part is accommodated in the large hole, and the diameter of the threaded part is larger than that of the small hole.
One end of the adapter is connected with the inspection device through a small convex ring and is locked and fixed by the rotary clamping structure, and the other end of the adapter is connected with the hollow axle through a flange plate and is locked and fixed by the fastening bolt lock.
The hollow axle flaw detection connecting structure is used for the adapter of the connecting structure has the beneficial effects that: the hollow axle flaw detection connecting structure comprises the adapter, one end of the adapter is connected with the hollow axle, the other end of the adapter is provided with the small convex ring, the end part of the inspection device is provided with the large convex ring, the large convex ring and the small convex ring are locked and fixed through the rotary clamping structure, the rotary clamping structure can realize the rapid clamping and fixing between the adapter and the inspection device, the clamping jaws can simultaneously complete locking action, and the hollow axle flaw detection connecting structure is rapid and reliable.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of the structure of an adapter of the present invention;
FIG. 2 is a schematic view of the connection structure of the adapter and the inspection device of the present invention;
FIG. 3 is a schematic view of another view of the connection of the adapter of the present invention to an inspection device;
FIG. 4 is a schematic view of the wedge flange of the present invention;
FIG. 5 is a schematic view of the wedge-shaped notch of the hollow axle of the present invention;
FIG. 6 is a schematic view of the shank structure of the fastening bolt of the present invention;
fig. 7 is a schematic view of a threaded portion structure of a fastening bolt of the present invention.
Wherein: inspection device 1, large collar 11, wedge flange 12; the adapter 2 comprises an outer flange 21, a flange plate 22, a stepped hole 23, a small convex ring 24 and an inner wedge-shaped opening 25; the device comprises an L-shaped pressing block 31, a gear 32, an annular rack 33, a shaft sleeve 34 and a handle 35; a hollow axle 4, a wedge-shaped notch 41; a bolt 51, a threaded portion 52.
Detailed Description
In the description of the present invention, it should be understood that the terms "radial," "axial," "upper," "lower," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "disposed," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In ultrasonic flaw detection of a hollow axle, it is necessary to attach an adapter to the axle side and to attach an inspection device to the adapter, and the adapter is required to have functions of: easy installation with respect to the axle end surface, easy installation of the inspection device to the adapter, and no leakage of the ultrasonic couplant used in inspection.
Embodiment one:
as shown in fig. 1 to 7, the hollow axle fault detection connection structure of the present embodiment includes an adapter 2, one end of the adapter 2 is connected with a hollow axle 4, the other end of the adapter 2 has a small convex ring 24, the end of the inspection device 1 is provided with a large convex ring 11, the outer diameter of the large convex ring 11 is larger than the outer diameter of the small convex ring 24, the large convex ring 11 and the small convex ring 24 are locked and fixed by a rotation fastening structure, specifically, the rotation fastening structure includes a shaft sleeve 34 rotatably sleeved at the end of the inspection device 1 and a rotation driving member arranged on the outer peripheral surface of the shaft sleeve 34, a claw is rotatably arranged on the large convex ring 11, the rotation driving member drives the claw to rotate, and the claw locks and fixes the small convex ring 24 and the large convex ring 11.
The claw comprises a central shaft rotatably arranged on the large convex ring 11, an L-shaped pressing block 31 is arranged at one end of the central shaft facing the small convex ring 24, a gear 32 is arranged at the other end of the central shaft, a rotary driving piece is an annular rack 33, the annular rack 33 is meshed with the gear 32, the rotary driving piece drives the L-shaped pressing block 31 to rotate through the gear 32, the L-shaped pressing block 31 is rotated after the adapter 2 is in butt joint with the port of the inspection device 1, the L-shaped pressing block 31 tightly presses and fixes the small convex ring 24 and the large convex ring 11, and at the moment, the connection between the inspection device 1 and the adapter 2 is completed.
In this embodiment, at least three claws are uniformly arranged on the peripheral edge of the large collar 11, and of course, the number of the claws can be set according to the locking degree requirement, and in order to facilitate the operation of the shaft sleeve 34, a handle 35 is arranged on the shaft sleeve 34.
In order to facilitate the connection of the inspection device 1, the end of the adapter 2 facing the inspection device 1 is provided with an inner wedge-shaped opening 25, the end of the inspection device 1 is provided with a wedge-shaped flange 12, the wedge-shaped flanges 12 are embedded into the inner wedge-shaped opening 25 and are mutually attached, the inner wedge-shaped opening 25 and the wedge-shaped flange 12 can play roles of positioning, guiding and sealing, and meanwhile, the probe rod of the inspection device 1 can smoothly pass through the connection part.
The adapter 2 in this embodiment is connected to the hollow axle 4 by fastening bolts, the end surface of the hollow axle 4 has a plurality of screw holes, the end of the adapter 2 facing the hollow axle 4 has a flange 22, the flange 22 has a plurality of through holes, fastening bolts are disposed in the through holes, and the fastening bolts tightly fit the adapter 2 to the hollow axle 4.
Specifically, the fastening bolt comprises a threaded portion 52 and a bolt body 51, the through hole is a stepped hole 23, one end of the stepped hole 23 close to the hollow axle 4 is a large hole, one end of the stepped hole 23 far away from the hollow axle 4 is a small hole, the bolt body 51 penetrates through the small hole and is welded with the threaded portion 52, the threaded portion 52 is accommodated in the large hole, and the diameter of the threaded portion 52 is larger than that of the small hole, so that the fastening bolt can be prevented from being separated from the flange 22.
To facilitate mounting of the adapter 2 to the hollow axle 4, the end of the adapter 2 facing the hollow axle 4 has an outer flange 21, the port of the hollow axle 4 has a wedge-shaped notch 41 that mates with the outer flange 21, the outer flange 21 is embedded into the wedge-shaped notch 41 and fits against each other, and the mating structure of the outer flange 21 and the wedge-shaped notch 41 can serve as a guide for positioning and sealing.
In order to further improve the tightness, the outer circumference of the outer flange 21 is provided with an annular groove, a sealing ring is arranged in the annular groove, the sealing ring can prevent the couplant from leaking, preferably, the embedded inlet of the annular groove is of a closing-in structure, and therefore the sealing ring cannot fall off after being clamped into the annular groove.
The present embodiment also provides an adapter for the hollow axle fault detection connection structure described above, and the adapter 2 can be manufactured and sold independently. The adapter 2 is provided with a small bulge loop 24 at one end and an inner wedge-shaped opening 25 at the end, a flange 22 is arranged at the other end of the adapter 2 and an outer flange 21 is arranged at the end, a plurality of through holes are formed in the flange 22, fastening bolts are arranged in the through holes and comprise threaded portions 52 and bolt bodies 51, the through holes are stepped holes 23, one end, close to the hollow axle 4, of the stepped holes 23 is a large hole, one end, far away from the hollow axle 4, of the stepped holes 23 is a small hole, the bolt bodies 51 penetrate through the small hole and are welded with the threaded portions 52, the threaded portions 52 are accommodated in the large holes, and the diameter of the threaded portions 52 is larger than that of the small hole.
The adapter is connected in such a way that one end of the adapter 2 is connected to the inspection device 1 via a small collar 24 and is locked by means of a rotational locking mechanism, and the other end of the adapter 2 is connected to the hollow axle 4 via a flange 22 and is locked by means of a fastening screw.
Embodiment two:
the present embodiment is the same as the hollow axle flaw detection connection structure in the first embodiment, except that: the L-shaped pressing block 31 of the claw is replaced by a cam, the cam is fixed at one end of the center shaft, the gear 32 is replaced by a connecting rod, the connecting rod is arranged at the other end of the center shaft, the rotary driving piece is replaced by a shifting block hinged with the connecting rod, the shifting block drives the cam to rotate through the connecting rod and the center shaft, the adapter 2 is fixed when the protruding part of the cam presses the small convex ring 24, and the adapter 2 is detachable when the protruding part of the cam deviates from the small convex ring 24.
It should be understood that the above-described specific embodiments are only for explaining the present invention and are not intended to limit the present invention. Obvious variations or modifications which extend from the spirit of the present invention are within the scope of the present invention.
Claims (8)
1. Hollow axletree connection structure that detects a flaw, including adapter (2), its characterized in that: one end of the adapter (2) is connected with the hollow axle (4), the other end of the adapter (2) is provided with a small convex ring (24), the end part of the inspection device (1) is provided with a large convex ring (11), the large convex ring (11) and the small convex ring (24) are locked and fixed through a rotary clamping structure, the rotary clamping structure comprises a shaft sleeve (34) rotatably sleeved at the end part of the inspection device (1) and a rotary driving piece arranged on the peripheral surface of the shaft sleeve (34), the large convex ring (11) is rotatably provided with a claw, the rotary driving piece drives the claw to rotate, and the claw locks and fixes the small convex ring (24) and the large convex ring (11);
wherein: the claw comprises a central shaft rotatably arranged on the large convex ring (11), one end of the central shaft, facing the small convex ring (24), is provided with an L-shaped pressing block (31), the other end of the central shaft is provided with a gear (32), the rotary driving piece is an annular rack (33), and the annular rack (33) is meshed with the gear (32);
wherein: the adapter (2) has an inner wedge opening (25) at the end facing the inspection device (1), the end of the inspection device (1) has a wedge-shaped flange (12), and the wedge-shaped flanges (12) are embedded into the inner wedge opening (25) and are mutually attached.
2. The hollow axle fault detection connection structure according to claim 1, wherein: at least three clamping claws are uniformly arranged on the peripheral edge of the large convex ring (11), and a handle (35) is arranged on the shaft sleeve (34).
3. The hollow axle fault detection connection structure according to claim 1, wherein: the adapter (2) is towards the end of hollow axletree (4) has outer flange (21), the port of hollow axletree (4) has with outer flange (21) complex wedge notch (41), outer flange (21) is embedded in wedge notch (41) and laminating each other.
4. The hollow axle fault detection connection structure according to claim 3, wherein: the adapter (2) is connected with the hollow axle (4) through a fastening bolt, a plurality of screw holes are formed in the end face of the hollow axle (4), a flange plate (22) is arranged at one end, facing the hollow axle (4), of the adapter (2), a plurality of through holes are formed in the flange plate (22), the fastening bolt is arranged in the through holes, and the adapter (2) is tightly matched to the hollow axle (4).
5. The hollow axle fault detection connection structure according to claim 4, wherein: the fastening bolt comprises a threaded portion (52) and a bolt body (51), wherein the through hole is a stepped hole (23), one end, close to the hollow axle (4), of the stepped hole (23) is a large hole, one end, far away from the hollow axle (4), of the stepped hole (23) is a small hole, the bolt body (51) penetrates through the small hole and is welded with the threaded portion (52), the threaded portion (52) is accommodated in the large hole, and the diameter of the threaded portion (52) is larger than that of the small hole.
6. The hollow axle fault detection connection structure according to claim 5, wherein: the outer circumference of the outer flange (21) is also provided with an annular groove, a sealing ring is arranged in the annular groove, and an embedded inlet of the annular groove is of a closing-in structure.
7. An adapter for use in the hollow axle fault detection connection of any one of claims 1-6, wherein: the adapter comprises an adapter body and is characterized in that a small bulge loop (24) is arranged at one end of the adapter body (2) and an inner wedge-shaped opening (25) is arranged at the end port, a flange plate (22) is arranged at the other end of the adapter body (2) and an outer flange (21) is arranged at the end port, a plurality of through holes are formed in the flange plate (22), fastening bolts are arranged in the through holes and comprise threaded portions (52) and bolt bodies (51), the through holes are stepped holes (23), the end, close to the hollow axle (4), of the stepped holes (23) is a large hole, the end, far away from the hollow axle (4), of the stepped holes (23) is a small hole, the bolt bodies (51) penetrate through the small hole and are welded to the threaded portions (52), the threaded portions (52) are contained in the large holes, and the diameters of the threaded portions (52) are larger than the small hole.
8. The adapter of claim 7, wherein: one end of the adapter (2) is connected with the inspection device (1) through a small convex ring (24) and is locked and fixed by the rotary clamping structure, and the other end of the adapter (2) is connected with the hollow axle (4) through a flange plate (22) and is locked and fixed by the fastening screw bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610883570.9A CN106645398B (en) | 2016-10-10 | 2016-10-10 | Hollow axle flaw detection connection structure and adapter for same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610883570.9A CN106645398B (en) | 2016-10-10 | 2016-10-10 | Hollow axle flaw detection connection structure and adapter for same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106645398A CN106645398A (en) | 2017-05-10 |
| CN106645398B true CN106645398B (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610883570.9A Active CN106645398B (en) | 2016-10-10 | 2016-10-10 | Hollow axle flaw detection connection structure and adapter for same |
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| Country | Link |
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| CN (1) | CN106645398B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881530B (en) * | 2021-01-15 | 2022-11-04 | 哈尔滨国铁科技集团股份有限公司 | Probe frame guider |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201773090U (en) * | 2010-08-18 | 2011-03-23 | 北京新联铁科技发展有限公司 | Ultrasonic flaw detection adapter |
| CN202189039U (en) * | 2011-07-27 | 2012-04-11 | 北京新联铁科技发展有限公司 | Connecting device ensuring concentric connection between feeding mechanism of flaw-detecting machine and hollow axle |
| CN203630092U (en) * | 2013-11-08 | 2014-06-04 | 北京新联铁科技股份有限公司 | Adaptive connection device for hollow axle and ultrasonic flaw-detecting machine |
| CN204679455U (en) * | 2015-06-19 | 2015-09-30 | 北京新联铁科技股份有限公司 | For the adapter of hollow car-axle supersonic inspection |
| CN105150226A (en) * | 2015-08-19 | 2015-12-16 | 北京空间飞行器总体设计部 | Space small mechanical arm tail end executing device |
| CN206399897U (en) * | 2016-10-10 | 2017-08-11 | 上海铁路局徐州机务段 | A kind of hole-bored axle from end to end flaw detection attachment structure and the adapter for the attachment structure |
-
2016
- 2016-10-10 CN CN201610883570.9A patent/CN106645398B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201773090U (en) * | 2010-08-18 | 2011-03-23 | 北京新联铁科技发展有限公司 | Ultrasonic flaw detection adapter |
| CN202189039U (en) * | 2011-07-27 | 2012-04-11 | 北京新联铁科技发展有限公司 | Connecting device ensuring concentric connection between feeding mechanism of flaw-detecting machine and hollow axle |
| CN203630092U (en) * | 2013-11-08 | 2014-06-04 | 北京新联铁科技股份有限公司 | Adaptive connection device for hollow axle and ultrasonic flaw-detecting machine |
| CN204679455U (en) * | 2015-06-19 | 2015-09-30 | 北京新联铁科技股份有限公司 | For the adapter of hollow car-axle supersonic inspection |
| CN105150226A (en) * | 2015-08-19 | 2015-12-16 | 北京空间飞行器总体设计部 | Space small mechanical arm tail end executing device |
| CN206399897U (en) * | 2016-10-10 | 2017-08-11 | 上海铁路局徐州机务段 | A kind of hole-bored axle from end to end flaw detection attachment structure and the adapter for the attachment structure |
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| Publication number | Publication date |
|---|---|
| CN106645398A (en) | 2017-05-10 |
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