CN212845178U - Adapter for ultrasonic flaw detection of hollow axle of motor train unit - Google Patents
Adapter for ultrasonic flaw detection of hollow axle of motor train unit Download PDFInfo
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- CN212845178U CN212845178U CN202021003324.8U CN202021003324U CN212845178U CN 212845178 U CN212845178 U CN 212845178U CN 202021003324 U CN202021003324 U CN 202021003324U CN 212845178 U CN212845178 U CN 212845178U
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Abstract
The utility model discloses an adapter for EMUs hollow axle ultrasonic inspection, including the adapter body, the adapter body comprises base, stand, lock nut, front end seat, locking Assembly, curved surface handle, data plate, oblate button head rivet, O type sealing washer and axle box lid, and the base is inside to be provided with the screw hole, and the stand is close to the surface at its both ends and all is provided with the external screw thread, and the external screw thread of stand one end is screwed with the screw hole of base inside, and lock nut screws on the stand is close to the external screw thread of its other end; the utility model discloses for current railway EMUs hollow axle ultrasonic inspection's adapter on the market, stand axle head and surveyed hollow axle contact department set up O type sealing washer, and its sealed effect is better, thereby the couplant can not permeate the axle box and pollute the axle head bearing when guaranteeing to detect a flaw, and adapter main part material adopts superhard aluminum, and the quality is light, intensity is high, hardness is high, has alleviateed field operation personnel's working strength.
Description
Technical Field
The utility model relates to a hollow axletree ultrasonic inspection technical field of EMUs specifically is an adapter for hollow axletree ultrasonic inspection of EMUs.
Background
At present, in the market, the contact part of the shaft end of an upright post of the adapter and a hollow axle to be detected has poor sealing effect, and a coupling agent can permeate into an axle box to pollute a shaft end bearing; the materials are hard aluminum and antirust aluminum, fatigue fracture can be generated in the long-term use process, certain potential safety hazards exist in the flaw detection operation process, and therefore flaw detection efficiency is reduced, and flaw detection operation is affected.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an adapter for EMUs hollow axle ultrasonic inspection has solved hollow axle and has detected a flaw in-process counter shaft end equipment and bearing and cause the damage, and couplant infiltration is surveyed the axle box problem of hollow axle when avoiding detecting a flaw simultaneously.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an adapter for ultrasonic flaw detection of a hollow axle of a motor train unit comprises an adapter body, wherein the adapter body consists of a base, an upright post, a locking nut, a front end seat, a locking assembly, a curved surface handle, a nameplate, a flat round head rivet, an O-shaped sealing ring and an axle box cover;
the base is internally provided with a threaded hole, the outer surfaces of the upright columns close to the two ends of the upright columns are respectively provided with an external thread, and the external thread at one end of each upright column is screwed with the threaded hole in the base;
the locking nut is screwed on the external thread of the upright column close to the other end of the upright column, and a plurality of threaded holes and a groove are uniformly formed in the outer circumference of the locking nut;
the interior of the front end seat is also provided with a threaded hole which is screwed with the external thread on the other end of the upright column close to the upright column;
one end of the curved surface handle is also provided with an external thread which is screwed with the thread hole on the outer circumference of the locking nut;
the nameplate is detachably arranged on the upright post;
the O-shaped sealing ring is fixed on one end of the upright post, which is far away from the base;
the outer part of the axle box cover is also provided with a groove, the side surface of the axle box cover is provided with a through hole, and the outer part of the front end seat is fixed in the through hole;
the groove on the locking nut is connected with the groove on the axle box cover through the locking assembly.
Furthermore, the locking assembly consists of a pin shaft, a first clamping ring, a second clamping ring, a quick-release pin and a split pin;
one end of the first clamping ring is provided with a pin shaft hole, the other end of the first clamping ring is also provided with a quick-release pin hole, a clamping groove ring is arranged inside the first clamping ring, and the clamping groove ring is connected with an outer groove of the locking nut;
one end of the second clamping ring is also provided with a pin shaft hole, the other end of the second clamping ring is also provided with a quick-release pin hole, and the inside of the second clamping ring is also provided with a clamping groove ring;
the quick-release clamping device is characterized in that pin shaft holes on the first clamping ring and the second clamping ring are connected through a pin shaft, a split pin hole is formed in the tail end of the pin shaft, the split pin is installed at the connection position of the pin hole on the pin shaft, and the quick-release pin is installed at the quick-release pin hole positions on the first clamping ring and the second clamping ring.
Further, the oblate head rivet is riveted with the nameplate on the stand column.
Further, the adapter body is suitable for hollow axle flaw detection of various motor cars.
Compared with the prior art, the utility model following beneficial effect possesses: the utility model discloses for current railway EMUs hollow axle ultrasonic inspection's adapter on the market, stand axle head sets up O type sealing washer with surveyed hollow axle contact department, its sealed effect is better, thereby couplant can not permeate the axle box and pollute the axle head bearing when guaranteeing to detect a flaw, adapter main part material adopts super duralumin, the quality is light, intensity is high, hardness is high, the working strength of site operation personnel has been alleviateed, improve the efficiency of railway hollow axle job stabilization nature and the operation of detecting a flaw, the stand adopts trapezoidal thread fit with lock nut, make interior external screw thread with the conical surface paste tightly difficult not hard up, the technology is better, root of a tooth intensity is high, good centering nature.
Drawings
Fig. 1 is a partial sectional view of a front view of the present invention.
In the figure: 1-base, 2-upright post, 3-locking nut, 4-pin shaft, 5-front end seat, 6-first clamping ring, 7-second clamping ring, 8-quick-release pin, 9-split pin, 10-curved surface handle, 11-nameplate, 12-flat round head rivet, 13-O type sealing ring and 14-axle box cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: an adapter for ultrasonic flaw detection of a hollow axle of a motor train unit comprises an adapter body, wherein the adapter body is suitable for flaw detection of hollow axles of various motor train units, and consists of a base 1 (a groove is formed outside the base 1 and connected with a locking hook of a feeding mechanism), an upright post 2, a locking nut 3, a front end seat 5, a locking assembly, a curved surface handle 10, a nameplate 11, a flat round head rivet 12, an O-shaped sealing ring 13 and an axle box cover 14;
a threaded hole is formed in the base 1, external threads are arranged on the outer surfaces of the upright posts 2 close to the two ends of the upright posts, and the external threads at one ends of the upright posts 2 are screwed with the threaded hole in the base 1;
the locking nut 3 is screwed on the external thread of the upright post 2 close to the other end of the upright post, and a plurality of threaded holes and a groove are uniformly formed in the outer circumference of the locking nut 3;
the interior of the front end seat 5 is also provided with a threaded hole which is screwed with the external thread on the other end of the upright post 2 close to the upright post;
one end of the curved handle 10 is also provided with an external thread which is screwed with a thread hole on the outer circumference of the locking nut 3;
the nameplate 11 is detachably arranged on the upright post 2;
the O-shaped sealing ring 13 is fixed on one end of the upright post 2 far away from the base 1;
the outer part of the axle box cover 14 is also provided with a groove, the side surface of the axle box cover 14 is provided with a through hole, and the outer part of the front end seat 5 is fixed in the through hole;
the groove on the lock nut 3 and the groove on the axle box cover 14 are connected by a locking assembly.
The locking assembly consists of a pin shaft 4, a first clamping ring 6, a second clamping ring 7, a quick-release pin 8 and a split pin 9;
one end of the first clamping ring 6 is provided with a pin shaft hole, the other end of the first clamping ring is also provided with a quick-release pin hole, a clamping groove ring is arranged inside the first clamping ring 6, and the clamping groove ring is connected with an outer groove of the locking nut 3;
one end of the second clamping ring 7 is also provided with a pin shaft hole, the other end of the second clamping ring is also provided with a quick-release pin hole, and the inside of the second clamping ring 7 is also provided with a clamping groove ring;
the pin holes on the first clamping ring 6 and the second clamping ring 7 are connected through a pin shaft 4, the tail end of the pin shaft 4 is provided with a split pin hole, a split pin 9 is arranged at the joint of the pin holes on the pin shaft 4, and a quick-release pin 8 is arranged at the quick-release pin holes on the first clamping ring 6 and the second clamping ring 7.
The round head rivet 12 rivets the nameplate 11 on the upright post 2, and the nameplate 11 is carved with the vehicle type content suitable for the adapter body.
When in operation, the external thread at one end of the upright post 2 is screwed on the threaded hole in the base 1, the locking nut 3 is screwed on the external thread at the other end of the upright post 2, the front end seat 5 is also screwed on the external thread at the other end of the upright post 2, the front end seat 5 is fixed in a through hole of a shaft box cover 14, one end of a curved surface handle 10 is screwed in a thread hole on the outer circumference of the locking nut 3, an O-shaped sealing ring 13 is fixed at the contact position of the shaft end of the upright post 2 and the shaft end of the hollow shaft to be measured, pin shaft holes on the first clamping ring 6 and the second clamping ring 7 are connected through a pin shaft 4, and the tail end of the pin shaft 4 is provided with a cotter pin hole, a cotter pin 9 is arranged at the connection part of the pin hole on the pin shaft 4, and quick-release pin 8 installs the quick-release pin hole department on first chucking ring 6 and second chucking ring 7, has just so realized the equipment of adapter body, just the utility model discloses can be applicable to various motor car hollow axle and detect a flaw.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an adapter for hollow axletree ultrasonic inspection of EMUs, includes adapter body, its characterized in that: the adapter body consists of a base (1), a stand column (2), a locking nut (3), a front end seat (5), a locking assembly, a curved surface handle (10), a nameplate (11), a flat round head rivet (12), an O-shaped sealing ring (13) and a shaft box cover (14);
the base (1) is internally provided with a threaded hole, the outer surfaces of the upright columns (2) close to the two ends of the upright columns are respectively provided with an external thread, and the external thread at one end of each upright column (2) is screwed with the threaded hole in the base (1);
the locking nut (3) is screwed on the external thread of the upright post (2) close to the other end of the upright post, and a plurality of threaded holes and a groove are uniformly formed in the outer circumference of the locking nut (3);
the interior of the front end seat (5) is also provided with a threaded hole which is screwed with the external thread on the other end of the upright post (2) close to the upright post;
one end of the curved surface handle (10) is also provided with an external thread which is screwed with a thread hole on the outer circumference of the locking nut (3);
the nameplate (11) is detachably arranged on the upright post (2);
the O-shaped sealing ring (13) is fixed on one end of the upright post (2) far away from the base (1);
a groove is also formed in the outer part of the axle box cover (14), a through hole is formed in the side surface of the axle box cover (14), and the outer part of the front end seat (5) is fixed in the through hole;
the groove on the locking nut (3) and the groove on the axle box cover (14) are connected through a locking component.
2. The adapter for ultrasonic flaw detection of the hollow axle of the motor train unit according to claim 1, is characterized in that: the locking assembly consists of a pin shaft (4), a first clamping ring (6), a second clamping ring (7), a quick-release pin (8) and a split pin (9);
one end of the first clamping ring (6) is provided with a pin shaft hole, the other end of the first clamping ring is also provided with a quick-release pin hole, a clamping groove ring is arranged inside the first clamping ring (6), and the clamping groove ring is connected with an outer groove of the locking nut (3);
one end of the second clamping ring (7) is also provided with a pin shaft hole, the other end of the second clamping ring is also provided with a quick-release pin hole, and the inside of the second clamping ring (7) is also provided with a clamping groove ring;
the quick-release clamping device is characterized in that pin shaft holes in the first clamping ring (6) and the second clamping ring (7) are connected through a pin shaft (4), a split pin hole is formed in the tail end of the pin shaft (4), a split pin (9) is installed at the connecting position of the pin holes in the pin shaft (4), and a quick-release pin (8) is installed at the quick-release pin hole positions in the first clamping ring (6) and the second clamping ring (7).
3. The adapter for ultrasonic flaw detection of the hollow axle of the motor train unit according to claim 2 is characterized in that: the round head rivet (12) is riveted with a nameplate (11) on the upright post (2).
4. The adapter for ultrasonic flaw detection of the hollow axle of the motor train unit according to claim 3, is characterized in that: the adapter body is suitable for flaw detection of hollow axles of various motor trains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021003324.8U CN212845178U (en) | 2020-06-04 | 2020-06-04 | Adapter for ultrasonic flaw detection of hollow axle of motor train unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021003324.8U CN212845178U (en) | 2020-06-04 | 2020-06-04 | Adapter for ultrasonic flaw detection of hollow axle of motor train unit |
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| CN212845178U true CN212845178U (en) | 2021-03-30 |
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| CN202021003324.8U Active CN212845178U (en) | 2020-06-04 | 2020-06-04 | Adapter for ultrasonic flaw detection of hollow axle of motor train unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607816A (en) * | 2021-08-02 | 2021-11-05 | 北京加力信科技有限公司 | Portable ultrasonic flaw detection device for axle end of railway axle |
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2020
- 2020-06-04 CN CN202021003324.8U patent/CN212845178U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607816A (en) * | 2021-08-02 | 2021-11-05 | 北京加力信科技有限公司 | Portable ultrasonic flaw detection device for axle end of railway axle |
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