CN217032792U - Steel rail temperature monitoring device - Google Patents

Abstract

The utility model provides a steel rail temperature monitoring device. The rail temperature monitoring device includes: two mounting portions configured to be capable of being disposed at intervals in an extending direction of the rail; the control part is connected with both the two mounting parts, and the control part is positioned between the two mounting parts; a plurality of temperature detection spare, a plurality of temperature detection spare can follow vertical direction interval and set up on the rail to detect the railhead of rail, the web of a rail and the temperature of at least two in the rail end is three, the control division is all connected with a plurality of temperature detection spare electricity, in order to handle the data of receiving. The steel rail temperature monitoring device provided by the technical scheme of the utility model can be used for monitoring the steel rail in real time.

Description

Steel rail temperature monitoring device

Technical Field

The utility model relates to the technical field of railway track measurement, in particular to a steel rail temperature monitoring device.

Background

Along with the development of economy, the railway operation mileage of China increases year by year, and the seamless track mileage accounts for more than 70%. The change of the environmental temperature can cause the temperature of the steel rail to change, and at the moment, the seamless track steel rail generates temperature force, and the magnitude of the temperature force is in direct proportion to the temperature difference of the rail. When the temperature of the steel rail is higher than the locking rail temperature, pressure is generated inside the seamless track steel rail, and when the temperature of the steel rail is lower than the locking rail temperature, tension is generated inside the steel rail. When the temperature of the steel rail exceeds the allowable threshold value, a large force is generated inside the steel rail, and the stability and the safety of the seamless track are greatly influenced. The track management department is vital to master the temperature of the seamless track steel rail so as to prevent the track expansion runway caused by the pressure overrun of the long steel rail in high-temperature seasons and simultaneously prevent the steel rail from being pulled apart caused by the tension overrun of the long steel rail in low-temperature seasons.

At present, a line management department usually adopts a thermometer to manually measure the temperature of the steel rail in certain areas in a skylight, the mode cannot acquire the temperature of the steel rail in real time, especially cannot measure the highest temperature of the steel rail in daytime, and the efficiency is very low.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a steel rail temperature monitoring device which can monitor a steel rail in real time.

In order to achieve the above object, the present invention provides a rail temperature monitoring device, comprising: two mounting portions configured to be capable of being disposed at intervals in an extending direction of the rail; the control part is connected with both the two mounting parts, and the control part is positioned between the two mounting parts; a plurality of temperature detection spare, a plurality of temperature detection spare can follow vertical direction interval and set up on the rail to detect the railhead of rail, the web of a rail and the temperature of at least two in the rail end is three, the control division is all connected with a plurality of temperature detection spare electricity, in order to handle the data of receiving.

Further, the installation department includes two installed parts that the interval set up and the connecting piece that is used for connecting two installed parts, all is equipped with the mounting groove that is used for installing the rail end on every installed part, and two mounting grooves set up in opposite directions.

Further, the steel rail temperature monitoring device further comprises a sleeve arranged on the control portion, the sleeve is located between the two installation parts, installation through holes are further formed in the installation parts, and the connecting piece penetrates through the two installation through holes and the sleeve.

Furthermore, the mounting part also comprises an elastic part positioned on the periphery of the connecting piece, and at least one side of the sleeve is provided with the elastic part; or the steel rail temperature monitoring device comprises two sleeves positioned at two opposite sides of the control part, and the two sleeves are arranged corresponding to the two mounting parts.

Furthermore, the mounting part also comprises an anti-falling part connected with the connecting part, and the anti-falling part is positioned on one side of one of the two mounting parts, which is far away from the control part; or, a plurality of temperature detection spare include rail end temperature detection spare, be equipped with the protection groove with the mounting groove intercommunication on the installed part, at least one side of mounting groove is equipped with the protection groove, and rail end temperature detection spare is located the protection inslot.

Further, a plurality of temperature detection spare include web of rail temperature detection spare, and rail temperature monitoring device still includes the first protection piece that is located installation department one side, and the one end and the installation department of first protection piece are connected, are equipped with first protective groove on the other end of first protection piece, and web of rail temperature detection spare is located first protective groove.

Further, a plurality of temperature detection spare still include railhead temperature detection spare, and rail temperature monitoring devices still includes the second protection spare that is located one side of first protection spare, and the one end and the installation department of second protection spare are connected, are equipped with the second protective groove on the other end of second protection spare, and the second protective groove is located the top in first protective groove, and railhead temperature detection spare is located the second protective groove.

Furthermore, the first protection part at least comprises a first plate section, a second plate section and a third plate section which are sequentially connected, the first plate section and the second plate section are arranged in an included angle, the second plate section and the third plate section are arranged in an included angle, and the first plate section and the third plate section are respectively positioned at two opposite sides of the second plate section along the thickness direction of the second plate section; alternatively, the first guard is a bent sheet metal part.

Further, second plate section and third plate section all with rail web temperature detect spare butt to fix rail web temperature detect spare.

Further, the control part includes the shell that has the holding chamber, and the control part still includes: the processing module is positioned in the accommodating cavity, and the plurality of temperature detection pieces are electrically connected with the processing module so as to process data detected by the plurality of temperature detection pieces; the transmission module is positioned in the accommodating cavity, is electrically connected with the processing module and is used for transmitting the data processed by the processing module to the terminal equipment; the power module, the processing module and the transmission module are electrically connected with the power module.

By applying the technical scheme of the utility model, the plurality of temperature detection pieces are arranged on the steel rail at intervals along the vertical direction, the control part is arranged on the steel rail through the installation part, and the plurality of temperature detection pieces are all electrically connected with the control part, so that the control part can process the temperatures detected by the plurality of temperature detection pieces, thereby carrying out real-time online monitoring on the temperature of the steel rail.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 shows a schematic structural diagram of a rail temperature monitoring device according to an embodiment of the present invention;

FIG. 2 shows a right side view of the rail temperature monitoring apparatus of FIG. 1;

FIG. 3 shows a bottom view of the rail temperature monitoring apparatus of FIG. 1;

fig. 4 shows a schematic view of the control part of the rail temperature monitoring apparatus of fig. 1;

FIG. 5 shows a schematic view of the mounting of the rail temperature monitoring apparatus of FIG. 1;

FIG. 6 shows a schematic view of a second shield of the rail temperature monitoring apparatus of FIG. 1;

figure 7 shows a right side view of the second guard of figure 6;

FIG. 8 shows a schematic view of a first shield of the rail temperature monitoring apparatus of FIG. 1;

fig. 9 shows a right side view of the first guard of fig. 8;

FIG. 10 shows a schematic connection diagram of the various modules of the control section of the rail temperature monitoring apparatus of FIG. 1;

FIG. 11 shows a schematic flow diagram of a rail temperature monitoring method according to an embodiment of the utility model; and

fig. 12 is a flow chart showing the data processing steps of the rail temperature monitoring method of fig. 11.

Wherein the figures include the following reference numerals:

1. a steel rail; 20. an installation part; 201. mounting a through hole; 202. mounting grooves; 203. a protective slot; 206. a through hole; 21. a connecting member; 22. a mounting member; 23. a drop-off prevention member; 30. a second guard; 301. a second mounting hole; 302. a second guard tank; 303. a first guard section; 304. a second guard section; 305. a third prevention section; 306. a fourth protective segment; 31. a first guard; 311. a first mounting hole; 312. a first guard tank; 313. a first plate section; 314. a second plate section; 315. a third plate section; 316. a fourth plate section; 40. a temperature detection member; 41. a rail foot temperature detection member; 42. a rail web temperature detection member; 43. a rail head temperature detection member; 50. a control unit; 501. a cover plate; 502. a housing; 503. an antenna; 504. a joint; 505. a screw; 5021. a sleeve; 60. an elastic member.

Detailed Description

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

In the embodiment of the present invention, the extending direction of the rail 1 refers to the longitudinal direction of the rail 1.

As shown in fig. 1 to 3, an embodiment of the present invention provides a rail temperature monitoring apparatus. The rail temperature monitoring device includes two mounting portions 20, a control portion 50, and a plurality of temperature detecting members 40. Wherein, the two mount portions 20 are configured to be capable of being disposed at intervals in the extending direction of the rail 1; the control part 50 is connected with both the mounting parts 20, and the control part 50 is positioned between the two mounting parts 20; the plurality of temperature detection pieces 40 can be disposed on the steel rail 1 at intervals in the vertical direction to detect the temperature of at least two of the three of the head, web, and foot of the steel rail 1, and the control portion 50 is electrically connected to each of the plurality of temperature detection pieces 40 to process the received data.

In the above technical solution, the plurality of temperature detection members 40 are arranged on the steel rail 1 at intervals along the vertical direction, the control part 50 is installed on the steel rail 1 through the installation part 20, and the plurality of temperature detection members 40 are all electrically connected with the control part 50, so that the control part 50 can process the temperatures detected by the plurality of temperature detection members 40, and the temperature of the steel rail 1 can be monitored on line in real time.

Further, by arranging a plurality of temperature detection members 40 on the steel rail 1 at intervals in the vertical direction, and electrically connecting the plurality of temperature detection members 40 with the control unit 50, the plurality of temperature detection members 40 can detect the temperature of a plurality of specific points on the steel rail 1, and then transmit the temperature detection data to the control unit 50 to process the data, so that the temperature of the steel rail 1 can be detected more accurately, and the accuracy of detecting the temperature of the steel rail 1 can be improved.

The inventor knows a rail temperature monitoring device, in order to avoid influencing the driving, only set up the support column or the support frame that are used for installing web of rail temperature detection spare and rail end temperature detection spare, and can not realize the temperature detection to the railhead.

Therefore, the embodiment of the utility model provides the steel rail temperature monitoring device which can detect the temperature of the rail head of the steel rail and reduce the influence on the travelling crane. Specifically, in the embodiment of the present invention, the plurality of temperature detecting elements 40 include a rail bottom temperature detecting element 41, a rail web temperature detecting element 42, and a rail head temperature detecting element 43, so that not only the temperature of the rail bottom and the rail web of the steel rail 1 can be detected, but also the temperature of the rail head of the steel rail 1 can be detected, so as to detect the temperatures of a plurality of positions of the steel rail 1 in the vertical direction, and further detect the temperature of the steel rail 1 more accurately.

Preferably, in the embodiment of the present invention, the temperature detecting member 40 is a temperature sensor.

As shown in fig. 2, 3 and 5, in the embodiment of the present invention, the mounting part 20 includes two mounting parts 22 arranged at intervals and a connecting part 21 for connecting the two mounting parts 22, each mounting part 22 is provided with a mounting groove 202 for mounting the rail bottom, and the two mounting grooves 202 are arranged opposite to each other.

Through the arrangement, the rail bottoms on the two sides of the steel rail 1 can be clamped into the two mounting grooves 202, and then the two mounting pieces 22 are connected through the connecting piece 21, so that the mounting part 20 can be stably mounted on the steel rail 1, the control part 50 can be stably mounted on the steel rail 1, and the temperature of the steel rail 1 can be monitored in real time on line.

As shown in fig. 3 to 5, in the embodiment of the present invention, the rail temperature monitoring apparatus further includes a sleeve 5021 disposed on the control portion 50, the sleeve 5021 is located between two mounting pieces 22, the mounting pieces 22 are further provided with mounting through holes 201, and the connectors 21 are inserted into the two mounting through holes 201 and the sleeve 5021.

Through the above arrangement, the control part 50 can be connected to the mounting part 20 through the sleeve 5021, and then the control part 50 can be stably mounted on the rail 1 through the mounting part 20.

Preferably, as shown in fig. 3, in the embodiment of the present invention, the rail temperature monitoring device includes two bushings 5021 located at opposite sides of the control part 50, and the two bushings 5021 are disposed corresponding to the two mounting parts 20. In this way, the control unit 50 can be installed between the two installation units 20, and the control unit 50 can be installed below the rail 1 to perform real-time online monitoring of the temperature of the rail 1.

Of course, in alternative embodiments not shown in the drawings, the number of sleeves 5021 may also be three or four, etc.

Preferably, as shown in fig. 4, in the embodiment of the present invention, the rail temperature monitoring device further includes a plurality of joints 504 disposed on the control portion 50, and the plurality of joints 504 are connected to the plurality of temperature detecting members 40, so that the temperature detecting members 40 can be connected to the control portion 50 to achieve simultaneous measurement of the rail head, rail web and rail foot temperatures.

Preferably, the connector 504 is a waterproof connector, so that moisture can be prevented from entering the control portion 50, thereby ensuring that the control portion 50 can work normally.

As shown in fig. 3, in the embodiment of the present invention, the mounting portion 20 further includes an elastic member 60 at the outer circumference of the coupling 21, and at least one side of the sleeve 5021 is provided with the elastic member 60.

With the above arrangement, the elastic member 60 can prevent the sleeve 5021 from directly contacting the mounting portion 20, thereby producing a good anti-vibration effect; further, the elastic member 60 may also play a role of preventing the connecting member 21 from being loosened.

Preferably, in the embodiment of the present invention, the elastic member 60 is a spring.

As shown in fig. 2 and 3, in the embodiment of the present invention, the mounting portion 20 further includes a retaining member 23 connected to the connecting member 21, and the retaining member 23 is located on a side of one of the two mounting members 22 facing away from the control portion 50. Thus, the attachment member 21 is prevented from coming off the attachment member 22 by the anti-slip member 23, and the attachment portion 20 can be more stably fixed to the rail 1.

Specifically, in the embodiment of the present invention, the anti-separation element 23 and the connecting element 21 are connected by screw threads, and preferably, the anti-separation element 23 is a nut and the connecting element 21 is a bolt.

As shown in fig. 2 and 5, in the embodiment of the present invention, the plurality of temperature detecting members 40 includes a rail bottom temperature detecting member 41, the mounting member 22 is provided with a protection groove 203 communicating with the mounting groove 202, at least one side of the mounting groove 202 is provided with the protection groove 203, and the rail bottom temperature detecting member 41 is located in the protection groove 203.

With the above arrangement, the mounting portion 20 can not only fix the control portion 50 but also protect the rail foot temperature detector 41.

Specifically, as shown in fig. 5, the protection grooves 203 are provided on opposite sides of the mounting groove 202, so that the mounting portion 20 can protect the rail foot temperature detecting member 41 regardless of whether the rail foot temperature detecting member 41 is provided on the upper surface of the rail foot or the bottom surface of the rail foot, thereby preventing the rail foot temperature detecting member 41 from being damaged.

Of course, in an alternative embodiment not shown in the drawings, the protective groove 203 may be provided only on one side of the mounting groove 202.

Specifically, in the embodiment of the present invention, the mounting groove 202 extends in the longitudinal direction of the rail 1, and the mounting through-hole 201 extends in the width direction perpendicular to the longitudinal direction of the rail 1, so that the mounting member 22 can be mounted on the rail 1.

Specifically, in the embodiment of the present invention, the mounting component 22 is further provided with a through hole 206 extending along the length direction of the steel rail 1, the through hole 206 is located at the bottom of the mounting component 22, and the through hole 206 can be penetrated and fixed by an iron wire or a rope, so that the harness connected to the temperature detecting component 40 can be fixed by the iron wire or the rope, and thus a longer harness can be stored, and the situation of twisting and knotting of the harness is avoided.

As shown in fig. 1, 2 and 8, in an embodiment of the present invention, the plurality of temperature detecting elements 40 includes a rail web temperature detecting element 42, the rail temperature monitoring apparatus further includes a first shielding element 31 located at one side of the mounting portion 20, one end of the first shielding element 31 is connected to the mounting portion 20, a first shielding groove 312 is formed at the other end of the first shielding element 31, and the rail web temperature detecting element 42 is located in the first shielding groove 312.

With the above arrangement, the first guard 31 can protect the rail web temperature detecting member 42, so that the temperature detecting member 40 can be monitored in a relatively harsh environment for a long period of time.

Specifically, in the embodiment of the present invention, the rail web temperature detecting member 42 may be installed on both sides of the rail, that is, on both the working side and the non-working side. Therefore, the accuracy of the temperature detection of the steel rail 1 can be improved under the condition of not influencing the driving safety.

In the embodiment of the present invention, the rail web temperature detecting member 42 is attached to the neutral axis of the steel rail 1.

Specifically, in the embodiment of the present invention, after the first protection member 31 covers and protects the rail web temperature detection member 42, waterproof glue may be applied to protect the rail web temperature detection member from water. This improves the protection effect, so that the temperature detection member 40 can be monitored for a long period of time in a relatively severe environment.

Specifically, in the embodiment of the present invention, the first protection member 31 may be mounted on the mounting portion 20 by providing the first mounting hole 311 at the end where the first protection member 31 is connected to the mounting portion 20, and the connection member 21 may be connected to the anti-separation member 23 after passing through the first mounting hole 311, so that the first protection member 31 and the mounting portion 20 may be simultaneously mounted on the rail 1 by providing one connection member 21.

As shown in fig. 1, 2 and 6, in an embodiment of the present invention, the plurality of temperature detecting elements 40 further includes a railhead temperature detecting element 43, the rail temperature monitoring apparatus further includes a second protection element 30 located on one side of the first protection element 31, one end of the second protection element 30 is connected to the mounting portion 20, the other end of the second protection element 30 is provided with a second protection groove 302, the second protection groove 302 is located above the first protection groove 312, and the railhead temperature detecting element 43 is located in the second protection groove 302.

With the above arrangement, the second protection member 30 can protect the rail head temperature detection member 43, so that the temperature detection member 40 can be monitored in a relatively severe environment for a long period of time.

Preferably, in the embodiment of the present invention, the second protection member 30 is located on a side of the first protection member 31 facing away from the mounting portion 20, so that the second protection member 30 can protect the rail head temperature detection member 43.

Specifically, in the embodiment of the present invention, the second protector 30 can be mounted on the mounting portion 20 by providing the second mounting hole 301 at the end of the second protector 30 connected to the mounting portion 20 and connecting the connector 21 to the retaining member 23 after passing through the second mounting hole 301, so that the first protector 31, the second protector 30 and the mounting portion 20 can be simultaneously mounted on the rail 1 by providing one connector 21.

Of course, in an alternative embodiment not shown in the drawings, the first prevention piece 31 and the second prevention piece 30 may be fixed by two connection pieces and the anti-drop pieces corresponding to the two connection pieces.

Preferably, in the embodiment of the present invention, the second protection member 30 is a bent metal plate, so that the protection function of the temperature detection member 40 is achieved, and the structure is simple, integrally formed, and convenient to process.

Of course, in an alternative embodiment not shown in the drawings, the second guard 30 may also be an injection molded housing.

Specifically, in the embodiment of the present invention, the rail head temperature detecting element 43 is installed on the non-working edge side of the rail head of the steel rail 1, so as to avoid the influence on the traveling crane.

Specifically, in the embodiment of the present invention, after the second protection member 30 covers and protects the rail head temperature detection member 43, a waterproof adhesive may be applied to protect against water. This improves the protection effect, so that the temperature detection member 40 can be monitored for a long period of time in a relatively severe environment.

As shown in fig. 8 and 9, in the embodiment of the present invention, the first protection member 31 includes at least a first plate section 313, a second plate section 314, and a third plate section 315, which are connected in sequence, where the first plate section 313 and the second plate section 314 are disposed at an angle, the second plate section 314 and the third plate section 315 are disposed at an angle, and the first plate section 313 and the third plate section 315 are respectively located on two opposite sides of the second plate section 314 along a thickness direction of the second plate section 314.

Through the arrangement, the included angle space between the second plate section 314 and the third plate section 315 can form the first protection groove 312 for accommodating the rail waist temperature detection piece 42, so that the rail waist temperature detection piece 42 is protected, and the first plate section 313 can enable the second plate section 314 and the third plate section 315 to be arranged towards the position of the rail waist temperature detection piece 42, so that the rail waist temperature detection piece 42 can be better protected.

The structure is simple and the processing is convenient.

In the embodiment of the present invention, the thickness direction of the second plate section 314 refers to the left-right direction in fig. 9.

Specifically, in the embodiment of the present invention, the second plate section 314 and the third plate section 315 each abut against the rail web temperature detection member 42 to fix the rail web temperature detection member 42.

With the above arrangement, the second plate 314 and the third plate 315 can press the rail web temperature detecting member 42 against the steel rail 1 to fix the rail web temperature detecting member 42, so that the first protection member 31 can protect not only the rail web temperature detecting member 42 but also the rail web temperature detecting member 42 by the first protection member 31.

In the embodiment of the present invention, as shown in fig. 8 and 9, the first shielding member 31 further includes a fourth plate section 316 connected to the first plate section 313 and disposed at an angle, the fourth plate section 316 is located on a side of the first plate section 313 away from the second plate section 314, and the first mounting hole 311 is disposed on the fourth plate section 316, so as to facilitate the connection of the first shielding member 31 and the mounting portion 20.

Preferably, as shown in fig. 9, in the embodiment of the present invention, the first plate section 313 and the second plate section 314 have an included angle b2 therebetween, and the included angle b2 is greater than or equal to 85 ° and less than or equal to 95 °, so that the first plate section 313 may be extended to the position of the rail waist temperature detecting member 42, and the second plate section 314 and the third plate section 315 may shield the rail waist temperature detecting member 42.

Preferably, as shown in fig. 9, in the embodiment of the present invention, the second plate section 314 and the third plate section 315 have an included angle a2 therebetween, and the included angle a2 is greater than or equal to 120 ° and less than or equal to 135 °, so that the second plate section 314 and the third plate section 315 can be brought closer to the rail waist temperature detecting member 42 with the second plate section 314 and the third plate section 315 enclosing the first shielding groove 312, thereby better shielding the rail waist temperature detecting member 42.

Preferably, as shown in fig. 9, in the embodiment of the present invention, the first plate segment 313 and the fourth plate segment 316 have an included angle c2 therebetween, and the included angle c2 is greater than or equal to 110 ° and less than or equal to 125 °, so that the first plate segment 313 can be extended to the position of the rail waist temperature detecting member 42 when the fourth plate segment 316 is connected to the mounting portion 20.

Preferably, as shown in fig. 9, in the embodiment of the present invention, the first plate section 313 has a length L2, and the length L2 is greater than or equal to 75mm and less than or equal to 95mm, so that one end of the first plate section 313 can be connected to the mounting portion 20 through the fourth plate section 316, and the other end of the first plate section 313 can extend to the position of the rail web temperature detecting member 42, so that the first protection groove 312 can better protect the rail web temperature detecting member 42.

Preferably, as shown in fig. 8 and 9, in the embodiment of the present invention, the first prevention piece 31 is a bent sheet metal piece. Thus, under the protection effect of the temperature detection piece 40, the structure is simple, the temperature detection piece is integrally formed, and the temperature detection piece is convenient to process.

Of course, in an alternative embodiment not shown in the drawings, the first prevention piece 31 may also be an injection molded housing.

It should be noted that, in the embodiment of the present invention, the rail web temperature detecting member 42 is located on the rail web neutral axis, and the first protection member 31 is designed according to different rail types, as long as it is ensured that the first protection groove 312 is flush with the rail web neutral axis.

As shown in fig. 6 and 7, in the embodiment of the present invention, the second protection component 30 at least includes a first protection segment 303, a second protection segment 304, and a third protection segment 305, which are connected in sequence, where the first protection segment 303 and the second protection segment 304 are disposed at an angle, the second protection segment 304 and the third protection segment 305 are disposed at an angle, and along a thickness direction of the second protection segment 304, the first protection segment 303 and the third protection segment 305 are respectively located on two opposite sides of the second protection segment 304.

Through the above setting, the second protection groove 302 that holds railhead temperature detection piece 43 can be formed to the contained angle space between second protection section 304 and the third protection section 305 to protect railhead temperature detection piece 43, first protection section 303 can make second protection section 304 and third protection section 305 arrange towards the position that railhead temperature detection piece 43 belongs to, can protect railhead temperature detection piece 43 better like this.

The structure is simple, and the processing is convenient.

It should be noted that, in the embodiment of the present invention, the thickness direction of the second protective segment 304 refers to the left-right direction in fig. 7.

Specifically, in the embodiment of the present invention, the second guard section 304 and the third guard section 305 each abut against the rail head temperature detecting member 43 to fix the rail head temperature detecting member 43.

With the above arrangement, the second protection section 304 and the third protection section 305 can press the rail head temperature detection piece 43 onto the steel rail 1, so as to fix the rail head temperature detection piece 43, and thus, the second protection piece 30 can protect not only the rail head temperature detection piece 43, but also the second protection piece 30 can fix the rail head temperature detection piece 43.

As shown in fig. 6 and 7, in the embodiment of the present invention, the second shielding element 30 further includes a fourth shielding section 306 connected to and disposed at an angle with respect to the first shielding section 303, the fourth shielding section 306 is located on a side of the first shielding section 303 facing away from the second shielding section 304, and the second mounting hole 301 is disposed on the fourth shielding section 306, so that the second shielding element 30 is conveniently connected to the mounting portion 20.

Preferably, in the embodiment of the present invention, the first protection segment 303 and the second protection segment 304 have an included angle b1 therebetween, and satisfy: 15 ° ≦ b1-b2 ≦ 40 °, so that, on the one hand, the second prevention piece 30 positioned outside the first prevention piece 31 may be prevented from interfering with the first prevention piece 31, and, on the other hand, since the head temperature detecting member 43 is positioned above the web temperature detecting member 42, the above arrangement allows the second prevention piece 30 and the first prevention piece 31 to extend to positions corresponding to the head temperature detecting member 43 and the web temperature detecting member 42, respectively.

Preferably, as shown in fig. 7, in the embodiment of the present invention, the included angle b1 is greater than or equal to 110 ° and less than or equal to 125 °, so that the first shielding section 303 extends to the position of the rail head temperature detecting element 43, and the second shielding section 304 and the third shielding section 305 shield the rail head temperature detecting element 43.

Preferably, as shown in fig. 7, in the embodiment of the present invention, the second protection segment 304 and the third protection segment 305 have an included angle a1 therebetween, and the included angle a1 is greater than or equal to 110 ° and less than or equal to 130 °, so that the second protection segment 304 and the third protection segment 305 can be closer to the rail head temperature detecting element 43 under the condition that the second protection segment 304 and the third protection segment 305 enclose the second protection slot 302, so as to better protect the rail head temperature detecting element 43.

Preferably, in the embodiment of the present invention, the first protection segment 303 and the fourth protection segment 306 have an included angle c1 therebetween, and satisfy: 20 DEG c1-c2 DEG 45 DEG, so that, on the one hand, interference of the second prevention piece 30 positioned outside the first prevention piece 31 with the first prevention piece 31 can be avoided, and, on the other hand, since the head temperature detecting member 43 is positioned above the rail web temperature detecting member 42, the above arrangement makes it possible to extend the second prevention piece 30 and the first prevention piece 31 to positions corresponding to the head temperature detecting member 43 and the rail web temperature detecting member 42, respectively.

Preferably, as shown in fig. 7, in the embodiment of the present invention, the included angle c1 is greater than or equal to 145 ° and less than or equal to 155 °, so that the first shielding section 303 can be extended to the position where the rail head temperature detecting member 43 is located when the fourth shielding section 306 is connected to the mounting portion 20.

Preferably, in the embodiment of the present invention, the first protection segment 303 has a length L1, and satisfies: the length of the rail head temperature detection piece 43 is more than or equal to 10mm and less than or equal to L1-L2 and less than or equal to 45mm, and the second protection piece 30 and the first protection piece 31 can respectively extend to positions corresponding to the rail head temperature detection piece 43 and the rail web temperature detection piece 42 due to the fact that the rail head temperature detection piece 43 is located above the rail web temperature detection piece 42.

Preferably, as shown in fig. 7, in the embodiment of the present invention, the length L1 is greater than or equal to 105mm and less than or equal to 120mm, so that one end of the first protection segment 303 can be connected to the mounting portion 20 through the fourth protection segment 306, and the other end of the first protection segment 303 can be extended to the position of the railhead temperature detection piece 43, so that the second protection slot 302 can better protect the railhead temperature detection piece 43.

It should be noted that the first prevention piece 31 and the second prevention piece 30 of the present embodiment may be adapted to different rail types.

Specifically, in the embodiment of the present invention, the rail temperature monitoring apparatus further includes an adhesive layer disposed on one side of the temperature detecting member 40, and the adhesive layer is used to mount the temperature detecting member 40 on the rail 1. Thus, the temperature detector 40 can be mounted on the rail 1 with less influence on the traveling.

Preferably, in the embodiment of the present invention, the bonding layer may be an adhesive or a tape.

Specifically, in the embodiment of the present invention, the temperature detecting members 40 are disposed on two opposite sides of the steel rail 1. Thus, the temperature of the two sides of the steel rail 1 can be detected, and the accuracy of temperature detection is improved.

Preferably, in the embodiment of the present invention, the rail head temperature detecting element 43 is generally disposed on only one side of the steel rail 1, so as to avoid affecting the traveling operation, and the rail web temperature detecting element 42 and the rail foot temperature detecting element 41 are both disposed on two opposite sides of the steel rail 1, so as to improve the accuracy of temperature detection while avoiding affecting the traveling operation.

As shown in fig. 4 and 10, in the embodiment of the present invention, the control part 50 includes a housing having a receiving cavity, and the control part 50 further includes a processing module, a transmission module, and a power supply module. The processing module is positioned in the accommodating cavity, and the plurality of temperature detection pieces 40 are electrically connected with the processing module so as to process data detected by the plurality of temperature detection pieces 40; the transmission module is positioned in the accommodating cavity, is electrically connected with the processing module and is used for transmitting the data processed by the processing module to the terminal equipment; the processing module and the transmission module are both electrically connected with the power module.

In the above technical scheme, the processing module collects and processes the temperatures detected by the plurality of temperature detection pieces 40, and transmits the processed data and results to the terminal equipment through the transmission module, so that the processing results can be output on the terminal equipment, and technicians can know the condition of the steel rail 1 in time.

Specifically, in the embodiment of the present invention, the processing module includes a signal receiving unit, a calculating unit connected to the signal receiving unit, and a judging unit connected to the calculating unit, and the judging unit is connected to the transmission module. The signal receiving unit is used for receiving data detected by the plurality of temperature detecting pieces 40, the calculating unit is used for calculating the average temperature of the steel rail 1, and the judging unit is used for comparing the first preset value and the second preset value with the average temperature respectively to obtain a judging result. In this way, the data detected by the plurality of temperature detecting elements 40 can be transmitted to the terminal device through the transmission module after calculation and comparison processing, so that the judgment result can be output in an alarm manner.

Preferably, in the embodiment of the present invention, the computing unit is also electrically connected to the transmission module, so that data can be transmitted to the terminal device, and thus, the terminal device can uniformly manage the data, and thus, the data can be analyzed, displayed and historically queried.

Specifically, in the embodiment of the present invention, the control portion 50 further includes a data storage module located in the accommodating cavity, and the data storage module is electrically connected to the processing module. Therefore, the data can be stored in the data storage module, and the data safety is ensured.

The inventor knows that the rail temperature monitoring system installed in a special area has high measuring system power, usually adopts AC220V or solar energy power supply, and if the system adopts 220V AC power supply, signal lines and power lines need to be arranged on the lines, so that the system is complex and is easily influenced by line maintenance; however, if the solar power supply is adopted, equipment such as a solar panel and a storage battery needs to be deployed on the site, the installation is complicated, the workload is large, the requirement of a solar system on illumination is high, and the application scene is limited.

Therefore, the embodiment of the utility model provides the steel rail temperature monitoring device which can realize real-time monitoring of the steel rail temperature, is suitable for severe environment on site and reduces the laying of cables. The power module for supplying power to the processing module, the transmission module and the data storage module uses a small-capacity battery, so that the power module occupies a small volume and can realize miniaturization of the control part 50.

Preferably, in the embodiment of the present invention, the transmission module adopts an NB-IOT (narrowband internet of things) technology, which reduces the power of the monitoring device, improves the continuous operating time of the monitoring device, and thus can ensure that the control unit 50 has very low power, and can continuously monitor the temperature of the steel rail for more than 2 years without replacing the battery.

As shown in fig. 4, in the embodiment of the present invention, the control unit 50 further includes an antenna 503 connected to the transmission module, so as to implement wireless transmission.

As shown in fig. 4, in the embodiment of the present invention, the housing includes a housing 502 and a cover plate 501 connected to the housing 502, and the housing 502 and the cover plate 501 enclose a receiving cavity. This facilitates the installation of the power module, the processing module, the transmission module and the data storage module and the integration of the above structures.

Preferably, in the embodiment of the present invention, the housing 502 and the cover plate 501 are fastened by the screws 505, so that the tight connection between the housing 502 and the cover plate 501 is realized, so that the housing has good waterproof property.

As shown in fig. 1 and 2, the control part 50 is installed at the bottom of the rail 1, and the cover plate 501 is located above the housing 502, so that the screw 505 is prevented from loosening and falling off, and the influence on the traveling crane is reduced.

For the complicated and bulky temperature measuring device of current structure, the rail temperature monitoring device of this embodiment's is small, and simple structure, like this, under the condition that does not influence driving safety, the rail temperature monitoring device of this embodiment can detect the inboard of rail.

As shown in fig. 11, an embodiment of the present invention provides a rail temperature monitoring method. The steel rail temperature monitoring method comprises the following steps: a mounting step of mounting a plurality of temperature detection members to the rail 1; acquiring at least two of rail head temperature, rail web temperature and rail foot temperature through a plurality of temperature detection pieces; and a data processing step of receiving the data signal transmitted by the temperature detecting member by the control part and calculating the average temperature of the steel rail 1.

In the above technical solution, the plurality of temperature detection members 40 are mounted to the steel rail 1, so that the temperatures of at least two of the rail head temperature, the rail web temperature and the rail foot temperature can be obtained, and then the temperatures detected by the plurality of temperature detection members 40 are received and processed by the control unit 50 to calculate the average temperature of the steel rail 1, so that the temperature of the steel rail 1 can be monitored online in real time.

Further, a plurality of temperature detection pieces 40 can detect at least two temperatures among the railhead temperature, the rail web temperature and the rail foot temperature on the steel rail 1, and then transmit the temperature detection data to the control part 50 to collect and process the data, so that the temperature of the steel rail 1 can be detected more accurately, and the accuracy of detecting the temperature of the steel rail 1 is improved.

As shown in fig. 11, in the embodiment of the present invention, after the data processing step, the method for monitoring the temperature of the steel rail further includes a first determining step of determining whether the average temperature is less than or equal to a first preset value and greater than or equal to a second preset value, and if so, the temperature obtaining step is executed; and if not, executing an alarming step, wherein the first preset value is larger than the second preset value.

Among the above-mentioned technical scheme, if the average temperature is within the scope of second default and first default, then the temperature of rail 1 is normal temperature, like this to rail 1 carry out continuously monitor can, if the average temperature is less than the second default or is greater than first default, the temperature of rail 1 is abnormal temperature, can carry out the warning step like this, reports to the police to the technical staff to be convenient for technical staff in time to inspect and handle rail 1.

As shown in fig. 11, in the embodiment of the present invention, after the alarming step, a temperature obtaining step needs to be performed to achieve the purpose of monitoring the temperature of the steel rail 1 in real time.

It should be noted that, in the embodiment of the present invention, the temperature of the steel rail 1 is obtained in real time, that is, after the alarm is given to the technician, the step of the technician inspecting the steel rail 1 may be performed simultaneously with the temperature obtaining step.

As shown in fig. 11, in the embodiment of the present invention, after the data processing step, the rail temperature monitoring method further includes a transmission step of transmitting the average temperature to the terminal device.

In the technical scheme, the average temperature is transmitted to the terminal equipment, so that the terminal equipment can uniformly manage the data, and the data can be analyzed, displayed and historically inquired.

As shown in fig. 12, in the embodiment of the present invention, the data processing step includes a second determination step of determining whether the acquired temperature includes a rail head temperature, a rail web temperature, and a rail foot temperature, and if yes, a first calculation step of calculating an average value of the rail head temperature, the rail web temperature, and the rail foot temperature is performed, and if no, a third determination step is performed. In this way, the average temperature of the rail 1 can be acquired more accurately, thereby improving the accuracy of acquiring the temperature of the rail 1.

As shown in fig. 12, in the embodiment of the present invention, the third determination step includes determining whether the acquired temperature includes the rail web temperature, and if so, performing the second calculation step of calculating the average value of the rail web temperature, and if not, performing the third calculation step of calculating the average value of the rail foot temperature and the rail head temperature. In this way, the average temperature of the rail 1 can be acquired more accurately, thereby improving the accuracy of acquiring the temperature of the rail 1.

Specifically, in the embodiment of the present invention, after the data processing step, the steel rail temperature monitoring method further includes a step of storing the processed average temperature by using a data storage module. This ensures data security.

It should be noted that, in the embodiment of the present invention, the first preset value is a maximum threshold calculated according to the locked rail temperature and the allowable temperature rise of the steel rail 1, and the second preset value is a minimum threshold calculated according to the locked rail temperature and the allowable temperature drop of the steel rail 1, so as to obtain a temperature threshold range finally.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects: through set up a plurality of temperature detection spare along vertical direction interval on the rail, and install the control part on the rail through the installation portion, a plurality of temperature detection spare all are connected with the control part electricity, and the control part can be handled the temperature that a plurality of temperature detection spare detected like this to can be to the temperature of rail carry out real-time on-line monitoring.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A rail temperature monitoring device, comprising:

two mounting portions (20) configured to be capable of being disposed at intervals in the extending direction of the rail (1);

the control part (50) is connected with the two mounting parts (20), and the control part (50) is positioned between the two mounting parts (20);

the temperature detection pieces (40) can be arranged on the steel rail (1) at intervals along the vertical direction to detect the temperature of at least two of the rail head, the rail web and the rail bottom of the steel rail (1), and the control part (50) is electrically connected with the temperature detection pieces (40) to process received data.

2. A rail temperature monitoring apparatus according to claim 1, in which the mounting portion (20) comprises two mounting members (22) spaced apart from each other and a connecting member (21) for connecting the two mounting members (22), each mounting member (22) having a mounting slot (202) for mounting the rail foot, the two mounting slots (202) being arranged in opposition to each other.

3. The steel rail temperature monitoring device according to claim 2, further comprising a sleeve (5021) arranged on the control portion (50), wherein the sleeve (5021) is located between the two mounting pieces (22), the mounting pieces (22) are further provided with mounting through holes (201), and the connecting pieces (21) are arranged in the two mounting through holes (201) and the sleeve (5021) in a penetrating manner.

4. A rail temperature monitoring apparatus according to claim 3, in which the mount (20) further comprises a resilient member (60) located at the periphery of the connector (21), at least one side of the sleeve (5021) being provided with the resilient member (60); or,

the steel rail temperature monitoring device further comprises two sleeves (5021) which are positioned on two opposite sides of the control part (50), and the two sleeves (5021) are arranged corresponding to the two mounting parts (20).

5. A rail temperature monitoring apparatus according to claim 2, wherein the mounting portion (20) further comprises a release prevention member (23) connected to the connector (21), the release prevention member (23) being located on a side of one of the two mounting members (22) facing away from the control portion (50); or,

a plurality of temperature detection spare (40) are including rail end temperature detection spare (41), be equipped with on installed part (22) with protection groove (203) of mounting groove (202) intercommunication, at least one side of mounting groove (202) is equipped with protection groove (203), just rail end temperature detection spare (41) are located in protection groove (203).

6. A rail temperature monitoring apparatus according to any one of claims 1 to 5, wherein the plurality of temperature detecting members (40) include a rail web temperature detecting member (42), the rail temperature monitoring apparatus further includes a first shielding member (31) located on one side of the mounting portion (20), one end of the first shielding member (31) is connected to the mounting portion (20), a first protection groove (312) is provided on the other end of the first shielding member (31), and the rail web temperature detecting member (42) is located in the first protection groove (312).

7. A rail temperature monitoring apparatus according to claim 6, wherein the plurality of temperature detecting members (40) further includes a rail head temperature detecting member (43), the rail temperature monitoring apparatus further includes a second shielding member (30) located on one side of the first shielding member (31), one end of the second shielding member (30) is connected to the mounting portion (20), a second protection groove (302) is provided on the other end of the second shielding member (30), the second protection groove (302) is located above the first protection groove (312), and the rail head temperature detecting member (43) is located in the second protection groove (302).

8. The rail temperature monitoring device according to claim 6, characterized in that the first shielding member (31) comprises at least a first plate section (313), a second plate section (314) and a third plate section (315) which are connected in sequence, the first plate section (313) and the second plate section (314) are arranged at an included angle, the second plate section (314) and the third plate section (315) are arranged at an included angle, and the first plate section (313) and the third plate section (315) are respectively located at two opposite sides of the second plate section (314) along the thickness direction of the second plate section (314); or,

the first protection piece (31) is a bent sheet metal part.

9. A rail temperature monitoring apparatus according to claim 8, wherein the second (314) and third (315) segments each abut the web temperature detector (42) to fix the web temperature detector (42).

10. A rail temperature monitoring apparatus according to any one of claims 1 to 5, in which the control section (50) comprises a housing having a receiving cavity, the control section (50) further comprising:

the processing module is positioned in the accommodating cavity, and the plurality of temperature detection pieces (40) are electrically connected with the processing module so as to process data detected by the plurality of temperature detection pieces (40);

the transmission module is positioned in the accommodating cavity, is electrically connected with the processing module and is used for transmitting the data processed by the processing module to terminal equipment;

and the processing module and the transmission module are electrically connected with the power module.

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