CN214325110U - Ultrasonic online monitoring device for rail locking rail temperature - Google Patents
Ultrasonic online monitoring device for rail locking rail temperature Download PDFInfo
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- CN214325110U CN214325110U CN202120339160.4U CN202120339160U CN214325110U CN 214325110 U CN214325110 U CN 214325110U CN 202120339160 U CN202120339160 U CN 202120339160U CN 214325110 U CN214325110 U CN 214325110U
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Abstract
The utility model provides a rail locking rail temperature ultrasonic online monitoring device, belonging to the field of rail temperature monitoring equipment, comprising an elastic clamping component, a first sealing shell, a detection mechanism and a connecting piece; at least one clamping part of the elastic clamping assembly is provided with an accommodating groove; the first sealing shell is arranged in the accommodating groove and provided with a first cavity which is opened towards one side, and the edge of the opening of the first cavity can be in sealing and abutting joint with the rail web of the rail; the detection mechanism is arranged in the first cavity, and a storage space for containing the couplant is formed between the detection mechanism and the side wall of the first cavity; the connecting piece is arranged on one side surface of the detection mechanism facing the track, so that the detection mechanism can be positioned on the rail web of the track, and constant pressure is provided between the detection mechanism and the rail web. The utility model provides a track locking rail temperature supersound on-line monitoring device can be long-time locate the track on, need not the manual work and measures, implements the facility, can realize on-line monitoring, and efficiency is higher, improves the security and the accuracy nature of test.
Description
Technical Field
The utility model belongs to the technical field of rail temperature monitoring equipment, more specifically say, relate to a track locking rail temperature supersound on-line monitoring device.
Background
With the rapid development of seamless lines and high-speed railways, intelligent railways become an important development direction, wherein risk perception and prediction in daily operation of lines are developing towards intelligent maintenance and intelligent management. The seamless track real-time locking of the track temperature is a key task for daily maintenance of the track by workers, and the measurement of the locking track temperature by an ultrasonic method based on the acoustoelastic principle is an important application. At present, the actual locking rail temperature of a seamless railway line is usually detected manually in a railway skylight period, the coupling time is short, the manual maintenance workload is large, the problems of inconvenience in implementation, low efficiency, poor accuracy and safety and the like are caused, and the development towards intelligent management and intelligent maintenance is not facilitated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a track locking rail temperature supersound on-line monitoring device, the needs manual work that aim at existence among the solution prior art locks rail temperature monitoring, implements inconvenient, the inefficiency, accuracy and security poor technical problem.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a track locking rail temperature supersound on-line monitoring device, includes:
the elastic clamping assembly is provided with two clamping parts which can clamp and attach to two sides of the track, wherein at least one clamping part is provided with an accommodating groove;
the first sealing shell is arranged in the accommodating groove and provided with a first cavity which is open towards one side, and the clamping force of the clamping part can enable the edge of the opening of the first cavity to be in sealing and abutting joint with the rail waist of the rail;
the detection mechanism is arranged in the first cavity, and a storage space for containing a coupling agent is formed between the detection mechanism and the side wall of the first cavity; and
the connecting piece is arranged on one side surface, facing the track, of the detection mechanism, the detection mechanism can be positioned at the rail waist of the track, and constant pressure is formed between the detection mechanism and the rail waist.
As another embodiment of the present application, the elastic clamp assembly includes:
the two clamping plates are respectively arranged on two sides of the track and form the clamping part, and at least one clamping plate is provided with the accommodating groove which is a through groove;
the elastic clamp is used for clamping the two clamping plates so that the clamping plates can be attached to the track; and
and the sealing pressure structure is covered on one side of the accommodating groove, which deviates from the track, and can apply pressure to the first sealing shell so that the edge of the opening of the first cavity can be abutted against the rail web of the track in a sealing manner.
As another embodiment of the present application, the sealing pressure structure includes:
the first sealing cover is arranged on one side of the accommodating groove, which is deviated from the track in a covering mode; and
the pressure piece is arranged on one side, deviating from the track, in the accommodating groove, and the pressure piece is connected with the first sealing shell and enables the edge of the opening of the first cavity to be in sealing and abutting connection with the track.
As another embodiment of the present application, the pressure member is a pressure rod having two ends respectively connected to two opposite sidewalls of the first cavity, and a long axis of the pressure rod is perpendicular to the vertical direction.
As another embodiment of this application, the periphery of first seal shell opening part is equipped with seal ring, seal ring butt laminating in the track.
As another embodiment of the present application, the detection mechanism includes:
a second sealed housing having a second cavity open to one side;
the second sealing cover is covered at the opening of the second sealing shell, and the connecting piece is arranged on the second sealing cover; and
the detection piece is sealed in the second cavity and can sense the rail temperature through the second sealing cover.
As another embodiment of the present application, the probe includes:
the mounting bracket is attached to the inner surface of the second sealing cover and fixedly connected with the second sealing shell, and is provided with an inclined plane which forms an included angle with the second sealing cover; and
the ultrasonic transducer is fixedly connected to the mounting bracket, and the detection surface of the ultrasonic transducer is parallel to the inclined surface;
the second sealing cover is provided with a through hole for the ultrasonic transducer probe to transmit and receive signals, and the outer end sealing cover of the through hole is provided with a third sealing cover.
As another embodiment of the present application, the third sealing cover protrudes outwards from the second sealing cover.
As another embodiment of this application, the elastic clamp is the U-shaped clamp, the arm lock of elastic clamp can follow orbital lower direction and upwards extend to the centre gripping is located orbital both sides the splint.
As another embodiment of this application, be equipped with the centre gripping on the arm lock of elastic clamp sunken, splint deviate from orbital a side be equipped with can with the arch of centre gripping sunken contact.
The utility model provides a track locking rail temperature supersound on-line monitoring device's beneficial effect lies in: compared with the prior art, the rail locking rail temperature ultrasonic online monitoring device of the utility model has the advantages that the couplant is contained in the first sealing shell, so that the couplant is preserved in the first sealing shell for a long time, thereby meeting the requirement of long-time coupling, and the elastic clamping component is matched to exert elastic clamping force, so that the first sealing shell can be ensured to be in sealing contact with the rail, and the rail waist position ultrasonic signal is collected to realize the function of online detection of the rail temperature of the service rail in real time locking by the rail waist position ultrasonic signal under the condition that the driving is not influenced; first sealed shell can provide steady supporting plane to detection mechanism, and the rethread mode of absorption makes detection mechanism adsorb in orbital rail waist department under constant pressure, guarantees the measuring accuracy nature. The utility model discloses a track locking rail temperature supersound on-line monitoring device can be long-time locate the track on, need not the manual work during the test and measure, it is more convenient to implement, can realize on-line monitoring, and efficiency is higher, has improved the security and the accuracy nature of test.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a front view of an assembly structure of an ultrasonic online track locking rail temperature monitoring device according to an embodiment of the present invention;
fig. 2 is a perspective view of an assembly structure of the rail locking rail temperature ultrasonic online monitoring device provided by the embodiment of the present invention;
fig. 3 is a main sectional view of an assembly structure of the rail locking rail temperature ultrasonic online monitoring device provided by the embodiment of the present invention;
fig. 4 is an exploded view of a rail locking rail temperature ultrasonic online monitoring device according to an embodiment of the present invention;
fig. 5 is an exploded view of a rail locking rail temperature ultrasonic online monitoring device according to an embodiment of the present invention;
fig. 6 is an assembly diagram of a first sealed housing and a detection mechanism according to an embodiment of the present invention;
fig. 7 is an exploded view of a first containment vessel and detection mechanism used in an embodiment of the invention;
fig. 8 is an exploded view of the first capsule and the detection mechanism according to the embodiment of the present invention.
In the figure: 1. an elastic clamping assembly; 101. a splint; 102. an elastic clip; 103. a first sealing cover; 104. A pressure member; 105. a clamping recess; 106. a protrusion; 2. a first sealed case; 3. a detection mechanism; 301. a second sealed housing; 302. a second sealing cover; 303. a second cavity; 304. mounting a bracket; 305. an ultrasonic transducer; 306. a bevel; 307. a through hole; 308. a third sealing cover; 4. a connecting member; 5. a containing groove; 6. A track; 7. a storage space; 8. a sealing gasket; 9. and a limiting boss.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 8 together, the track locking rail temperature ultrasonic online monitoring device provided by the present invention will now be described. The rail locking rail temperature ultrasonic online monitoring device comprises an elastic clamping assembly 1, a first sealing shell 2, a detection mechanism 3 and a connecting piece 4; the elastic clamping assembly 1 is provided with two clamping parts which can clamp and attach to two sides of the track, wherein at least one clamping part is provided with an accommodating groove 5; the first sealing shell 2 is arranged in the accommodating groove 5, the first sealing shell 2 is provided with a first cavity which is open towards one side, and the clamping force of the clamping part can enable the edge of the opening of the first cavity to be in sealing and abutting joint with the rail waist of the rail 6; the detection mechanism 3 is arranged in the first cavity, and a storage space 7 for containing a couplant is formed between the detection mechanism 3 and the side wall of the first cavity; the connecting piece 4 is arranged on one side surface of the detection mechanism 3 facing the track 6, so that the detection mechanism 3 can be positioned at the rail waist of the track 6, and constant pressure is kept between the detection mechanism and the track.
Wherein the coupling agent can act between the detection means 3 and the track 6, reducing the friction between the detection means 3 and the track 6, and between the first sealing shell 2 and the track 6.
Compared with the prior art, the utility model discloses rail locking rail temperature ultrasonic on-line monitoring device is through first sealed shell 2 splendid attire couplant, makes the long-term preservation of couplant in first sealed shell 2 to reach the requirement of long-time coupling, and the elasticity centre gripping subassembly 1 that deuterogamies exerts the elasticity clamping-force, can guarantee that first sealed shell 2 keeps the state of sealing contact with track 6, under the condition that does not influence the driving, realizes serving rail real-time locking rail temperature on-line measuring function through gathering rail waist position ultrasonic signal; the first sealing shell 2 can provide a stable supporting plane for the detection mechanism 3, and the detection mechanism 3 is adsorbed to the rail waist of the rail 6 under constant pressure in an adsorption mode, so that the measurement accuracy is guaranteed. The utility model discloses a track locking rail temperature supersound on-line monitoring device can be long-time locate the track on, need not the manual work during the test and measure, it is more convenient to implement, can realize on-line monitoring, and efficiency is higher, has improved the security and the accuracy nature of test.
It should be noted that the utility model discloses the couplant that adopts can be lubricating oil, also can be other couplants that can satisfy on-the-spot specific operating mode condition, does not enumerate here one by one.
On the basis of the above-described embodiment, the first sealed housing 2 and the detecting mechanism 3 may not be connected in a fixed manner, which allows the contact between the first sealed housing 2 and the rail 6 and the contact between the detecting mechanism 3 and the rail to be two relatively independent occurrences in the opening direction of the first sealed housing 2, i.e., a certain relative displacement between the first sealed housing 2 and the detecting mechanism 3 can occur at least in the opening direction of the first sealed housing 2. This kind of structural design avoids machining error, installation error etc. to cause first sealed shell 2 and detection mechanism 3 can not be simultaneously with the effectual laminating of track, guarantees the reliability of installation and the accuracy of test.
Referring to fig. 1 to 5, the elastic clamping assembly 1 includes a clamping plate 101, an elastic clamp 102 and a sealing pressure structure; the two clamping plates 101 are respectively arranged at two sides of the track 6, the clamping plates 101 form clamping parts, at least one clamping plate 101 is provided with an accommodating groove 5, and the accommodating groove 5 is a through groove; the elastic clamp 102 is used for clamping the two clamping plates 101 so that the clamping plates 101 can be attached to the track 6; the sealing pressure structure covers one side of the accommodating groove 5 departing from the track 6, and can apply pressure to the first sealing shell 2, so that the edge of the opening of the first cavity can be abutted to the rail web of the track 6 in a sealing manner. The sealing pressure structure ensures the relative sealing performance of the accommodating groove 5, has the dustproof and moistureproof effects, can effectively prevent internal components from being polluted, and ensures the cleanliness of the coupling agent; simultaneously, it can also provide comparatively stable pressure, guarantees that the opening part of first sealed shell 2 can closely laminate in the web of rail of track 6.
Referring to fig. 1 to 5, the sealing pressure structure includes a first sealing cover 103 and a pressure member 104; the first sealing cover 103 is arranged on one side of the accommodating groove 5 departing from the track 6 in a covering manner; the pressure piece 104 is arranged on one side of the accommodating groove 5, which is far away from the track 6, and the pressure piece 104 is connected with the first sealing shell 2, so that the edge of the opening of the first cavity can be in sealing and abutting connection with the track 6. The first sealing cover 103 and the pressure piece 104 are arranged separately, so that the respective assembly is convenient, and the respective functions can be ensured.
Referring to fig. 4 and 5, in order to ensure the pressure balance, the pressure member 104 is a pressure rod having two ends respectively connected to two opposite sidewalls of the first cavity, and a long axis of the pressure rod is perpendicular to the up-down direction.
Referring to fig. 3, 6 to 8, a sealing gasket 8 is disposed on the periphery of the opening of the first sealing shell 2, and the sealing gasket 8 is attached to the rail 6. The sealing washer 8 in this embodiment seals the gap between the first sealing shell 2 and the rail 6 through its own elasticity, thereby ensuring the reliability of sealing and avoiding the leakage of the couplant.
Of course, the sealing means for sealing the gap between the first sealing shell 2 and the rail 6 is not limited to the sealing washer 8, and other sealing means capable of preventing the couplant from leaking may be used, which are not listed here.
Referring to fig. 6 to 8, the detecting mechanism 3 includes a second sealing shell 301, a second sealing cover 302 and a detecting member; the second hermetic case 301 has a second cavity 303 open to one side; the second sealing cover 302 is covered at the opening of the second sealing shell 301, the connecting piece 4 is a magnetic connecting piece, and the connecting piece 4 is arranged on the second sealing cover 302; the probe is sealed in the second cavity 303 and can sense the rail temperature through the second sealing cover 302. The second sealing shell 301 and the second sealing cover 302 can be connected through bonding, threaded connection and the like, so that the sealing performance of a cavity formed between the second sealing shell 301 and the second sealing cover 302 is ensured, and the couplant is prevented from polluting the detection piece.
Optionally, in order to ensure the reliability of magnetic adsorption and the service life, the connecting piece 4 is a strong magnetic permanent magnet.
Of course, besides the magnetic attraction, the connecting member 4 may be other connecting structures, which can make the detecting mechanism 3 and the track 6 have a constant pressure, for example, a vacuum attraction structure, a screw connection structure, etc., which are not listed here.
Referring to fig. 7 and 8, the probe includes a mounting bracket 304 and an ultrasonic transducer 305; the mounting bracket 304 is arranged by being attached to the inner surface of the second sealing cover 302 and fixedly connected with the second sealing shell 301, and the mounting bracket 304 is provided with an inclined surface 306 which forms an included angle with the second sealing cover 302; the ultrasonic transducer 305 is fixedly connected to the mounting bracket 304, and the detection surface of the ultrasonic transducer 305 is parallel to the inclined surface 306; the second sealing cover 302 is provided with a through hole 307 for allowing the probe of the ultrasonic transducer 205 to transmit and receive signals, and the outer end of the through hole 307 is provided with a third sealing cover 308. The third sealing cover 308 can be fixed on the second sealing cover 302 in a bonding or threaded connection manner, so that the connection tightness can be ensured, and the leakage of the coupling agent is avoided; meanwhile, the third sealing cover 308 does not affect the normal operation of the ultrasonic transducer 305.
Specifically, the ultrasonic transducers 305 have two, and the two ultrasonic transducers 305 are arranged in mirror symmetry along the long axis of the track 6.
On the basis of the above embodiment, the second sealing case 301, the second sealing cover 302 and the third sealing cover 308 are transparent members, and such a practical structure can conveniently observe whether the couplant leaks into the second sealing case 301. More specifically, the glass can be made of transparent organic glass, and the strength and the transparency are both ensured; in addition, since the third sealing cover 308 is made of organic glass, the friction force between the third sealing cover and the rail 6 is small.
Optionally, the mounting bracket 304 may be fixed to the second sealing cover 302 by adhesion, or may be fixed to the second sealing cover 302 by a threaded connection, so as to ensure that the ultrasonic transducer 305 has a relatively sealed working environment.
Optionally, the mounting bracket 304 is an invar steel wedge, has a small expansion coefficient, low strength and hardness, a low thermal conductivity, and high plasticity and toughness, and is suitable for being used as a sealing material for electronic components.
Referring to fig. 6 to 8, the third sealing cover 308 protrudes from the second sealing cover 302. The third sealing cover 308 is directly contacted with the rail 6, so that the contact area between the detection mechanism 3 and the rail 6 can be reduced to a great extent, and the friction force between the detection mechanism 3 and the rail 6 can be effectively reduced.
Referring to fig. 7, two opposite sidewalls of the first cavity are respectively provided with a limiting boss 9 for limiting the second sealing shell 301 in a direction perpendicular to the vertical direction. This embodiment is through setting up spacing boss 9, avoids detecting mechanism 3 to take place relative movement between track 6 axial and first seal shell 2, guarantees the reliability and the accuracy of test.
Referring to fig. 1 to 5, in order to reduce the influence of the elastic clip 102 on the traveling crane, the elastic clip 102 is a U-shaped clip, which clips from the lower part of the rail 6, and the clipping arms of the elastic clip 102 can extend upwards from the lower part of the rail 6 to clip the clipping plates 101 at both sides of the rail 6.
Referring to fig. 1 to 5, in order to improve the clamping reliability of the elastic clamp 102, a clamping recess 105 is disposed on the clamping arm of the elastic clamp 102, and a protrusion 106 capable of contacting with the clamping recess 105 is disposed on a side of the clamping plate 101 away from the rail 6. The protrusion 106 is formed to conform to the inner surface of the holding recess 105, and can be fitted to the inner surface of the holding recess 105.
Optionally, the side of the first sealing cover 103 facing away from the rail 6 is also provided with a protrusion 106 which can be brought into contact with the holding recess 105.
The utility model discloses a track locking rail temperature supersound on-line monitoring device should finish installing support 304, ultrasonic transducer 305, the sealed lid 308 of third, connecting piece 4, the sealed shell 301 of second and the sealed lid 302 encapsulation of second before getting into the scene, guarantees good sealed effect.
After the on-site operation is carried out, firstly, selecting a detection point needing on-line detection and real-time locking of the rail temperature in a seamless line section, and carrying out grinding and polishing treatment on the rail web of the rail 6 (steel rail); then uniformly coating a layer of glue on the contact positions of the clamping plates 101 on the two sides of the track 6 and the rail web, fixing the glue on the rail web, and installing the elastic clamp in place; then, installing a sealing gasket 8 at the periphery of the opening of the first sealing shell 2, connecting the clamping plate 101 through a pressure piece 104, and fixing the first sealing shell 2 at the center of the rail web, wherein the height and the horizontal centering of the first sealing shell 2 are ensured; then, the encapsulated detection mechanism 3 is placed in the first sealing shell 2, after the position is adjusted, a coupling agent is injected, and then the signal acquisition effect is tested and verified on site; finally, first seal cover 103 is mounted to clamp plate 101.
After the whole system is installed and adjusted, the system returns to the data center to carry out remote testing, and when the system is detected, a control person only needs to start a detection button, and an effective detection task can be completed on site.
The utility model discloses a track locking rail temperature supersound on-line monitoring device realizes the real-time on-line monitoring of seamless line actual locking rail temperature based on the critical refraction longitudinal wave of supersound, is an important practical application of wisdom railway development. The device can guarantee the effectiveness of measurement by taking the outer side of the track 6 as a reference, and the normal locomotive passing of the line cannot be influenced, so that the online monitoring function of locking the rail temperature in real time is realized, and the long-time stable work of the ultrasonic probe is guaranteed under the outdoor working condition of the seamless line. Simultaneously, provide stable location benchmark through elasticity clamp 102 and splint 101 for first sealed shell 2, not only can provide the horizontal mesa in first sealed shell 2, offset detection mechanism 3 because of the side direction adsorb in the rail web the gravity that produces not balanced, first sealed shell 2 can also deposit a quantitative couplant moreover, maintains long-time coupling effect, and the sealed effect has been guaranteed to the first sealed lid 103 that is located the splint 101 outside to reach dampproofing dirt-proof requirement. In addition, the detection mechanism 3 has a small volume, which ensures that the ultrasonic transducer 305 can still have a stable working environment although the detection mechanism 3 is soaked in the coupling agent. The utility model discloses a track locking rail temperature supersound on-line monitoring device simple structure, safe high-efficient, can accomplish the data acquisition work of locking rail temperature on-line monitoring in real time well, application prospect is wide.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Track locking rail temperature supersound on-line monitoring device which characterized in that includes:
the elastic clamping assembly is provided with two clamping parts which can clamp and attach to two sides of the track, wherein at least one clamping part is provided with an accommodating groove;
the first sealing shell is arranged in the accommodating groove and provided with a first cavity which is open towards one side, and the clamping force of the clamping part can enable the edge of the opening of the first cavity to be in sealing and abutting joint with the rail waist of the rail;
the detection mechanism is arranged in the first cavity, and a storage space for containing a coupling agent is formed between the detection mechanism and the side wall of the first cavity; and
the connecting piece is arranged on one side surface, facing the track, of the detection mechanism, the detection mechanism can be positioned at the rail waist of the track, and constant pressure is formed between the detection mechanism and the rail waist.
2. The ultrasonic rail lock temperature on-line monitoring device according to claim 1, wherein the elastic clamping assembly comprises:
the two clamping plates are respectively arranged on two sides of the track and form the clamping part, and at least one clamping plate is provided with the accommodating groove which is a through groove;
the elastic clamp is used for clamping the two clamping plates so that the clamping plates can be attached to the track; and
and the sealing pressure structure is covered on one side of the accommodating groove, which deviates from the track, and can apply pressure to the first sealing shell so that the edge of the opening of the first cavity can be abutted against the rail web of the track in a sealing manner.
3. The ultrasonic online rail lock rail temperature monitoring device according to claim 2, wherein the sealing pressure structure comprises:
the first sealing cover is arranged on one side of the accommodating groove, which is deviated from the track in a covering mode; and
the pressure piece is arranged on one side, deviating from the track, in the accommodating groove, and the pressure piece is connected with the first sealing shell and enables the edge of the opening of the first cavity to be in sealing and abutting connection with the track.
4. The ultrasonic online rail-lock rail temperature monitoring device according to claim 3, wherein the pressure member is a pressure bar having two ends respectively connected to two opposite sidewalls of the first cavity, and a long axis of the pressure bar is perpendicular to the up-down direction.
5. The ultrasonic online track locking rail temperature monitoring device according to claim 2, wherein a sealing gasket is arranged on the periphery of the opening of the first sealing shell, and the sealing gasket is abutted and attached to the track.
6. The ultrasonic online rail lock rail temperature monitoring device according to claim 1, wherein the detection mechanism comprises:
a second sealed housing having a second cavity open to one side;
the second sealing cover is covered at the opening of the second sealing shell, and the connecting piece is a magnetic connecting piece and is arranged on the second sealing cover; and
the detection piece is sealed in the second cavity and can sense the rail temperature through the second sealing cover.
7. The ultrasonic online rail lock temperature monitoring device according to claim 6, wherein the probe comprises:
the mounting bracket is attached to the inner surface of the second sealing cover and fixedly connected with the second sealing shell, and is provided with an inclined plane which forms an included angle with the second sealing cover; and
the ultrasonic transducer is fixedly connected to the mounting bracket, and the detection surface of the ultrasonic transducer is parallel to the inclined surface;
the second sealing cover is provided with a through hole for the ultrasonic transducer probe to transmit and receive signals, and the outer end sealing cover of the through hole is provided with a third sealing cover.
8. The ultrasonic on-line rail-lock rail temperature monitoring device according to claim 7, wherein the third sealing cover protrudes outwards from the second sealing cover.
9. The ultrasonic online rail temperature monitoring device for rail locking according to claim 2, wherein the elastic clamp is a U-shaped clamp, and the clamping arms of the elastic clamp can extend upwards from the lower part of the rail to clamp the clamping plates at two sides of the rail.
10. The ultrasonic online rail-locking temperature monitoring device according to claim 9, wherein the elastic clamp has a clamping recess on a clamping arm, and a protrusion capable of contacting with the clamping recess is provided on a side of the clamping plate away from the rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120339160.4U CN214325110U (en) | 2021-02-05 | 2021-02-05 | Ultrasonic online monitoring device for rail locking rail temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120339160.4U CN214325110U (en) | 2021-02-05 | 2021-02-05 | Ultrasonic online monitoring device for rail locking rail temperature |
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| Publication Number | Publication Date |
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| CN214325110U true CN214325110U (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120339160.4U Active CN214325110U (en) | 2021-02-05 | 2021-02-05 | Ultrasonic online monitoring device for rail locking rail temperature |
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| CN (1) | CN214325110U (en) |
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2021
- 2021-02-05 CN CN202120339160.4U patent/CN214325110U/en active Active
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