CN208689015U - Probe bracket and detection device - Google Patents
Probe bracket and detection device Download PDFInfo
- Publication number
- CN208689015U CN208689015U CN201820850732.3U CN201820850732U CN208689015U CN 208689015 U CN208689015 U CN 208689015U CN 201820850732 U CN201820850732 U CN 201820850732U CN 208689015 U CN208689015 U CN 208689015U
- Authority
- CN
- China
- Prior art keywords
- plane
- frame body
- probe bracket
- rail
- inclined surface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model relates to detection technique fields, more particularly, to a kind of probe bracket and detection device.Probe bracket includes the first frame body and the second frame body；First level face is provided on first frame body, first level face two sides are respectively arranged with the first inclined-plane and the second inclined-plane, and first is tiltedly also extended with the first elongated surfaces away from the direction in first level face；The second horizontal plane is provided on second frame body, the second horizontal plane two sides are respectively arranged with third inclined-plane and the 4th inclined-plane, and third is tiltedly also extended with the second elongated surfaces away from the direction of the second horizontal plane；Ultrasonic transducer is provided in first level face, the first inclined-plane, the second inclined-plane, the first elongated surfaces, the second horizontal plane, third inclined-plane, the 4th inclined-plane and the second elongated surfaces.Detection device includes the spy wheel that two front and backs are arranged, and two spy wheels are connected by connection frame, visit and above-mentioned probe bracket is arranged on wheel.The utility model can carry out the detection of gamut to the hurt on rail.
Description
Technical field
The utility model relates to detection technique fields, more particularly, to a kind of probe bracket and detection device.
Background technique
Wheel seach unit, also known as wheeled energy converter, spy wheel etc., mainly by ultrasonic transducer frame, ultrasonic transducer group, line
The composition such as cable axis, optical axis, rotation and dynamic sealing assembly, ring flange, flexible entrant sound outer membrane and installation attachment.Wheel seach unit can change
One or more ultrasonic transducer can be installed on device frame, probe is internal to be full of couplant, and flexible entrant sound outer membrane is installed in outside.
The ultrasonic wave of ultrasonic transducer transmitting enters detected media interior through couplant, the entrant sound outer membrane in third wheel, when super
When sonic detection is to media interior hurt, reflection echo is connect further through entrant sound outer membrane, wheeled couplant by ultrasonic transducer
It receives.Wheel seach unit is in detected dielectric surface progressive rolling movement, to realize the uninterrupted detection to detected medium.
Currently, wheel seach unit structure used by large-scale rail-defect detector car ultrasonic sensor, full within the long duration
Demand of the foot to the detection of in-service rail defects and failures continuity.With the substantial increase of railway construction, to the hurt of rail-defect detector car
More stringent requirements are proposed for detection.Although large-scale rail-defect detector car detection speed is fast, it is unable to complete the detection to small hurt, is needed
Want the review of hand propelled defectoscope.The detection of hand propelled defectoscope is accurate but detection efficiency is low, runs skylight management in current rail
Under system, separate unit hand push defectoscope can not complete the flaw detection task in one section of section in a skylight point.This technology is used for one
In kind defectoscope equipment, it was not only able to satisfy certain detection speed, but also can achieve the purpose that detect rail whole hurt.
The information disclosed in the background technology section is intended only to deepen the reason to the general background technology of the utility model
Solution, and it is known to those skilled in the art existing to be not construed as recognizing or imply that the information is constituted in any form
Technology.
Utility model content
The first of the utility model is designed to provide a kind of probe bracket, and the ultrasonic transducer being fixed thereon generates
Ultrasonic wave, can to the hurt on rail carry out gamut detection.
Probe bracket provided by the utility model, comprising: the first frame body and the second frame body；
Be provided with first level face on first frame body, first level face two sides be respectively arranged with the first inclined-plane and
Second inclined-plane, described first is tiltedly also extended with the first elongated surfaces away from the direction in the first level face；
Be provided with the second horizontal plane on second frame body, second horizontal plane two sides be respectively arranged with third inclined-plane and
4th inclined-plane, the third are tiltedly also extended with the second elongated surfaces away from the direction of second horizontal plane；
The first level face, first inclined-plane, second inclined-plane, first elongated surfaces, second level
Ultrasonic transducer is provided in face, the third inclined-plane, the 4th inclined-plane and second elongated surfaces.
In the above-mentioned technical solutions, further, first frame body and second frame body are symmetrical arranged.
In the above-mentioned technical solutions, further, first inclined-plane includes two the first inclined surface, and two first are inclined
Inclined-plane is along first level face center line symmetrical setting.
In the above-mentioned technical solutions, further, the height of first inclined surface internal edge is higher than described first and inclines
The height of inclined-plane external margin；
And first inclined surface and horizontal plane form 5 ° -20 ° of angle.
In the above-mentioned technical solutions, further, the third inclined-plane includes two the second inclined surface, and two second are inclined
Inclined-plane is symmetrical arranged along the second horizontal plane cross central line.
In the above-mentioned technical solutions, further, the height of second inclined surface internal edge is higher than described second and inclines
The height of inclined-plane external margin；
And second inclined surface and horizontal plane form 5 ° -20 ° of angle.
In the above-mentioned technical solutions, further, the ultrasonic transducer hair on first inclined-plane and the third inclined-plane
The ultrasonic beam penetrated generates 55 ° -75 ° refraction angles in rail.
In the above-mentioned technical solutions, further, the ultrasonic transducer hair on second inclined-plane and the 4th inclined-plane
The ultrasonic beam penetrated generates 30 ° -40 ° refraction angles in rail.
In the above-mentioned technical solutions, further, the ultrasonic transduction in first elongated surfaces and second elongated surfaces
The ultrasonic beam of device transmitting generates 60 ° -77 ° refraction angles in rail.
The second of the utility model is designed to provide a kind of detection device, and the ultrasonic transducer being fixed thereon generates
Ultrasonic wave, can to the hurt on rail carry out gamut detection.
Detection device provided by the utility model, comprising: the spy wheel that two front and backs are arranged, two spy wheels pass through connection
Frame connection, the spy, which is taken turns, is arranged above-mentioned probe bracket.
Compared with the existing technology, probe bracket provided by the utility model and detection device have the advantage that
Probe bracket provided by the utility model, including the first frame body and the second frame body；First is provided on first frame body
Horizontal plane, first level face two sides are respectively arranged with the first inclined-plane and the second inclined-plane, and first tiltedly away from first level face
Direction is also extended with the first elongated surfaces；The second horizontal plane is provided on second frame body, third horizontal plane two sides are respectively arranged with
Three inclined-planes and the 4th inclined-plane, second is tiltedly also extended with the second elongated surfaces away from the direction of the second horizontal plane；First level face,
It is respectively provided in first inclined-plane, the second inclined-plane, the first elongated surfaces, the second horizontal plane, third inclined-plane, the 4th inclined-plane and the second elongated surfaces
There is ultrasonic transducer.Wherein the ultrasonic transducer on first level face and the second horizontal plane emits the downward ultrasonic wave of vertical rail
Beam, for detecting rail horizontal crackle, the ultrasonic transducer on the first inclined-plane and third inclined-plane is for detecting rail rail jaw part
Hurt, (main hurt is bolt for detecting the web of the rail and rail bottom hurt for ultrasonic transducer on the second inclined-plane and the 4th inclined-plane
Hole crackle and rail bottom crackle), the ultrasonic transducer in the first elongated surfaces and the second elongated surfaces is mainly for detection of rail head of rail portion
Divide hurt；Therefore the ultrasonic transducer on probe bracket can carry out the detection of gamut to the hurt on rail, to reach
Detect the purpose of all hurts on rail.
Detection device provided by the utility model, including the spy wheel that two front and backs are arranged, two spy wheels are connected by connection frame
It connects, visits and above-mentioned probe bracket is set on wheel；Wherein, the first frame body is arranged on the spy wheel in front, and the second frame body is arranged rear
On the spy wheel of side.Due to the setting of probe bracket, so detection device has the advantages that all of above-mentioned probe bracket；Pass through first
Horizontal plane, the first inclined-plane, the second inclined-plane, the first elongated surfaces, the second horizontal plane, third inclined-plane, the 4th inclined-plane and the second elongated surfaces
On ultrasonic transducer setting, can to the hurt on rail carry out gamut detection, thus reach detection rail on institute
There is the purpose of hurt.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of probe bracket provided by the embodiment of the utility model；
Icon:
The first frame body of 100-；The second frame body of 200-；
101- first level face；The first inclined surface 102-；The first elongated surfaces of 103-；The second inclined-plane 104-；The second water of 201-
Plane；The second inclined surface 202-；The second elongated surfaces of 203-；The 4th inclined-plane 204-.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment one
Fig. 1 is the structural schematic diagram of probe bracket provided by the embodiment of the utility model；For embodying the whole of probe bracket
Body structure.
As shown in Figure 1, probe bracket provided in this embodiment, including the first frame body 100 and the second frame body 200；Described
First level face 101 is provided on one frame body 100,101 two sides of first level face are respectively arranged with the first inclined-plane and second
Inclined-plane 104, described first is tiltedly also extended with the first elongated surfaces 103 away from the direction in the first level face 101；Described
The second horizontal plane 201 is provided on two frame bodies 200,201 two sides of the second horizontal plane are respectively arranged with third inclined-plane and the 4th
Inclined-plane 204, the third are tiltedly also extended with the second elongated surfaces 203 away from the direction of second horizontal plane 201；Described
Two the first inclined surface 102 on one horizontal plane 101, first inclined-plane, second inclined-plane 104, first elongated surfaces
103, second horizontal plane 201, two the second inclined surface 202, the 4th inclined-plane 204 and described on the third inclined-plane
Ultrasonic transducer is provided in two elongated surfaces 203.
Specifically, first frame body 100 and second frame body 200 are symmetrical arranged, and first frame body 100 is located at
(since the first frame body 100 and the second frame body 200 are symmetrical arranged, and structure is identical, so the in the front of second frame body 200
One frame body 100 and 200 sequence of the second frame body also may be implemented on the contrary)；As shown in Figure 1, the present embodiment is only for one of example
Under explanation, that is, the first frame body 100 is located at the front of the second frame body 200 when walking.
It should be noted that ten ultrasonic transducers are installed on probe bracket altogether, since the first frame body 100 is located at second
The front of frame body 200 is to the left car body direction of advance such as left and right settings in figure, positioned at first inclined-plane in 100 left side of the first frame body
Upper first inclined surface 102 and the first elongated surfaces 103, and the ultrasonic wave on the 4th inclined-plane 204 in 200 left side of the second frame body
Energy converter emits ultrasonic beam backward；Positioned at second inclined-plane 104 on 100 right side of the first frame body, and it is located at 200 right side of the second frame body
Ultrasonic transducer transmitting ultrasonic beam on the third inclined-plane of side on the second inclined surface 202 and the second elongated surfaces 203 is forward；The
The vertical rail of ultrasonic transducer transmitting ultrasonic wave is downward on one horizontal plane and the second horizontal plane；10 ultrasonic transducers can be same
When can also be grouped transmitting ultrasonic beam, realize to rail head of rail, rail jaw, the gamut covering of the web of the rail and rail bottom, to reach inspection
Survey the purpose of all hurts on rail.
It should also be noted that, the first level face 101, first inclined-plane, second inclined-plane 104, described the
One elongated surfaces 103, second horizontal plane 201, the third inclined-plane, the 4th inclined-plane 204 and second elongated surfaces 203
On be provided with mounting hole, convenient for the installation of ultrasonic transducer.
It should also be noted that, the ultrasonic transducer being fixedly installed on first level face 101 and the second horizontal plane 201, hair
The ultrasonic beam downward perpendicular to rail is penetrated, horizontal crackle on rail is predominantly detected and hurts.
Further, first inclined-plane includes two the first inclined surface 102, and two the first inclined surface 102 are along institute
State 101 center line symmetrical setting of first level face.And first inclined surface 102 internal edge height be higher than the first inclined surface 102
External margin height (i.e. low inside and high outside), therefore fixed ultrasonic transducer is also proximate to the side inside the first inclined surface 102
Edge height is higher than the brim height outside the first inclined surface 102 (i.e. ultrasonic transducer is also obliquely installed).
Further, the height of 102 internal edge of the first inclined surface is higher than 102 external edge of the first inclined surface
The height of edge；And first inclined surface 102 forms 5 ° -20 ° of angle with horizontal plane, therefore can expand to rail jaw part
Detection range.
In the present embodiment optinal plan, the third inclined-plane includes two the second inclined surface 202, and two the second inclined surface
202 are symmetrical arranged along 201 cross central line of the second horizontal plane.
Specifically, the height of 202 internal edge of the second inclined surface is higher than 202 external margin of the second inclined surface
Highly；And second inclined surface 202 forms 5 ° -20 ° of angle with horizontal plane, therefore can expand the inspection to rail jaw part
Survey range.
Further, the ultrasonic beam of the ultrasonic transducer transmitting on first inclined-plane and the third inclined-plane is in rail
55 ° -75 ° refraction angles of interior generation；For detecting the hurt of rail rail jaw part.
Further, the ultrasonic wave of the ultrasonic transducer transmitting on second inclined-plane 104 and the 4th inclined-plane 204
Beam generates 30 ° -40 ° refraction angles in rail；The refraction angular region can cover steel rail web, rail bottom part, the detection web of the rail,
Rail bottom hurt, main hurt are Crack In Bolt Hole and rail bottom crackle.
It should be noted that the ultrasonic transducer in first elongated surfaces 103 and second elongated surfaces 203 emitted
Ultrasonic beam generates 60 ° -77 ° refraction angles in rail, predominantly detects rail head of rail part hurt；Due to the first elongated surfaces 103
It is connected by a vertical thin-walled with the extension on the first inclined-plane, the second elongated surfaces 203 are oblique by a vertical thin-walled and third
The extension in face is connected, and can effectively reduce the ultrasonic beam interference of other ultrasonic transducer transmittings.
It should also be noted that, first elongated surfaces 103 and second elongated surfaces 203 are disposed as cascaded surface.
It is visited on wheel in use, the first frame body 100 of probe bracket and the second frame body 200 are individually placed to former and later two, i.e.,
First frame body, 100 bottom and 200 bottom of the second frame body visit wheel with former and later two respectively and are connected, and move with the walking for visiting wheel
It is dynamic.
It should be noted that the distance between the first frame body 100 and the second frame body 200 are not less than 460mm, energy when walking
It enough avoids generating interference between the ultrasonic beam that ultrasonic transducer emits between two-wheeled.
In conjunction with can be seen that probe bracket provided in this embodiment to the detailed description of the utility model above, in use,
Ultrasonic transducer on first level face 101 and the second horizontal plane 201 emits the downward ultrasonic beam of vertical rail, for detecting
Rail horizontal crackle, the ultrasonic transducer on the first inclined-plane and third inclined-plane are used to detect the hurt of rail rail jaw part, and second
(main hurt is Crack In Bolt Hole for detecting the web of the rail and rail bottom hurt for ultrasonic transducer on inclined-plane 104 and the 4th inclined-plane 204
With rail bottom crackle), the first elongated surfaces 103 and the second elongated surfaces 203 are mainly for detection of rail head of rail part hurt；Therefore it pops one's head in
Ultrasonic transducer on bracket can carry out the detection of gamut to the hurt on rail, to reach all wounds on detection rail
The purpose of damage.
Embodiment two
Detection device provided in this embodiment, comprising: the spy wheel that two front and backs are arranged, two spy wheels pass through connection frame
Connection, the spy, which is taken turns, is arranged above-mentioned probe bracket；Wherein, the first frame body 100 is arranged on the spy wheel in front, the second frame body
200 are arranged on the spy wheel at rear.
Detection device provided in this embodiment, due to the setting of probe bracket, so detection device has above-mentioned probe branch
All advantages of frame；Pass through first level face 101, the first inclined-plane, the second inclined-plane 104, the first elongated surfaces 103, the second horizontal plane
201, the setting on third inclined-plane, the 4th inclined-plane 204 and the ultrasonic transducer in the second elongated surfaces 203, can be to the wound on rail
Damage carries out the detection of gamut, to achieve the purpose that detect all hurts on rail.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments
In included certain features rather than other feature, but the combination of the feature of different embodiments mean it is practical new in this
Within the scope of type and form different embodiments.For example, in claims above, embodiment claimed
It is one of any can in any combination mode come using.The information disclosed in the background technology section is intended only to deepen
Understanding to the general background technology of the utility model, and be not construed as recognizing or implying in any form that the information is constituted
The prior art known to those skilled in the art.
Claims (10)
1. a kind of probe bracket characterized by comprising the first frame body and the second frame body；
First level face is provided on first frame body, first level face two sides are respectively arranged with the first inclined-plane and second
Inclined-plane, described first is tiltedly also extended with the first elongated surfaces away from the direction in the first level face；
The second horizontal plane is provided on second frame body, second horizontal plane two sides are respectively arranged with third inclined-plane and the 4th
Inclined-plane, the third are tiltedly also extended with the second elongated surfaces away from the direction of second horizontal plane；
The first level face, first inclined-plane, second inclined-plane, first elongated surfaces, second horizontal plane, institute
It states and is provided with ultrasonic transducer in third inclined-plane, the 4th inclined-plane and second elongated surfaces.
2. probe bracket according to claim 1, which is characterized in that first frame body and second frame body are symmetrically set
It sets.
3. probe bracket according to claim 1, which is characterized in that first inclined-plane includes two the first inclined surface,
And two the first inclined surface are along first level face center line symmetrical setting.
4. probe bracket according to claim 3, which is characterized in that the height of first inclined surface internal edge is higher than
The height of first inclined surface external margin；
And first inclined surface and horizontal plane form 5 ° -20 ° of angle.
5. probe bracket according to claim 1, which is characterized in that the third inclined-plane includes two the second inclined surface,
And two the second inclined surface are symmetrical arranged along the second horizontal plane cross central line.
6. probe bracket according to claim 5, which is characterized in that the height of second inclined surface internal edge is higher than
The height of second inclined surface external margin；
And second inclined surface and horizontal plane form 5 ° -20 ° of angle.
7. probe bracket according to claim 1, which is characterized in that super on first inclined-plane and the third inclined-plane
The ultrasonic beam of sonic transducer transmitting generates 55 ° -75 ° refraction angles in rail.
8. probe bracket according to claim 1, which is characterized in that super on second inclined-plane and the 4th inclined-plane
The ultrasonic beam of sonic transducer transmitting generates 30 ° -40 ° refraction angles in rail.
9. probe bracket according to claim 1, which is characterized in that in first elongated surfaces and second elongated surfaces
Ultrasonic transducer transmitting ultrasonic beam 60 ° -77 ° refraction angles are generated in rail.
10. a kind of detection device characterized by comprising the spy wheel that two front and backs are arranged, two spy wheels pass through connection frame
Connection, the spy, which is taken turns, is arranged the described in any item probe brackets of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820850732.3U CN208689015U (en) | 2018-06-01 | 2018-06-01 | Probe bracket and detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820850732.3U CN208689015U (en) | 2018-06-01 | 2018-06-01 | Probe bracket and detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208689015U true CN208689015U (en) | 2019-04-02 |
Family
ID=65877909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820850732.3U Active CN208689015U (en) | 2018-06-01 | 2018-06-01 | Probe bracket and detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208689015U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217263A (en) * | 2019-05-16 | 2019-09-10 | 北京巨安永业科技有限公司 | A kind of double track four-wheel failure detector based on ultrasound |
| CN112014462A (en) * | 2019-05-28 | 2020-12-01 | 北京云率数据科技有限公司 | Rail flaw detection vehicle |
| CN112014463A (en) * | 2019-05-28 | 2020-12-01 | 北京云率数据科技有限公司 | Steel rail acoustic flaw detection system and flaw detection method |
-
2018
- 2018-06-01 CN CN201820850732.3U patent/CN208689015U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217263A (en) * | 2019-05-16 | 2019-09-10 | 北京巨安永业科技有限公司 | A kind of double track four-wheel failure detector based on ultrasound |
| CN112014462A (en) * | 2019-05-28 | 2020-12-01 | 北京云率数据科技有限公司 | Rail flaw detection vehicle |
| CN112014463A (en) * | 2019-05-28 | 2020-12-01 | 北京云率数据科技有限公司 | Steel rail acoustic flaw detection system and flaw detection method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208689015U (en) | Probe bracket and detection device | |
| CN102084245B (en) | The method and apparatus of on-the-spot ultrasonic examination railway track | |
| CN102565198B (en) | Wireless ultrasonic probe assembly for flaw detection of crawler-type steel rail and flaw detection method of wireless ultrasonic probe assembly | |
| CN104713952A (en) | Double-wave wheel type probe for steel rail flaw detection | |
| CN204389450U (en) | Ultrasonic wheel type probe | |
| CN109324121A (en) | A kind of gate detection device and detection method based on phased-array ultrasonic defectoscope | |
| CN2916630Y (en) | Ultrasonic detector | |
| CN102759744B (en) | Method for detecting cavity steel lining concrete void thickness | |
| CN103913511A (en) | Steel rail flaw detection device and steel rail flaw detection method based on wireless split wheel edge-type probe arrays | |
| CN106053611A (en) | Wheel type probe capable of detecting rail bottoms | |
| CN105258662A (en) | Method for measuring end face spatial displacement and angular variation of shafting engineering member on the basis of stay-supported displacement sensors | |
| CN102608217B (en) | Wheeled probe with temperature control function | |
| CN203643404U (en) | Ultrasonic wheel type probe of steel rails | |
| CN104374825A (en) | Device and method for automatically detecting ultrasonic phased array of gas storage well | |
| JP2016534916A (en) | A device that introduces a freezeable liquid into the exhaust system of an automobile | |
| CN106198762B (en) | Low-floor tramcar wheel ultrasound detection sample block and its test method | |
| CN205941463U (en) | Wheel type probe support and wheel type probe are visited to jam -proof rail ultrasonic wave | |
| CN208476857U (en) | Probe holder and detection device | |
| CN208239369U (en) | Two-wheel probe bracket and detection device | |
| CN208239370U (en) | Single-wheel probe bracket and detection device | |
| CN111307945A (en) | Imaging method and device for detecting near-surface defects of ballastless track based on ultrasonic array | |
| CN208860812U (en) | A kind of secondary wave wheel seach unit bracket and probe | |
| CN103512953B (en) | Adopt multi-probe supersonic testing method | |
| CN205958519U (en) | Wheel type probe and ultrasonic transducer are visited to rail ultrasonic wave | |
| CN202870036U (en) | Phased-array ultrasonic detection device for solid axles |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |