CN217465592U

CN217465592U - Railway track abrasion detection device

Info

Publication number: CN217465592U
Application number: CN202221614723.7U
Authority: CN
Inventors: 周俊卿; 秦东雷; 李磊; 张永榜; 高霄博
Original assignee: China Railway Urban Investment Engineering Technology Co Ltd
Current assignee: China Railway Urban Investment Engineering Technology Co Ltd
Priority date: 2022-06-25
Filing date: 2022-06-25
Publication date: 2022-09-20
Anticipated expiration: 2032-06-25

Abstract

The utility model belongs to the technical field of the railway safety inspection and specifically relates to a railway rails wearing and tearing detection device is related to, and it includes the dipperstick subassembly, still includes the running gear subassembly, corresponds on every rail and sets up at least a set of dipperstick subassembly and running gear subassembly, dipperstick subassembly and running gear subassembly interconnect are provided with coupling assembling between the corresponding dipperstick subassembly on two rails. In this application, all correspond through on two rails and be provided with the dipperstick subassembly, can detect the wearing and tearing of two rails simultaneously, detection efficiency is higher.

Description

Railway track abrasion detection device

Technical Field

The invention relates to the field of railway safety detection, in particular to a railway track abrasion detection device.

Background

The rail abrasion refers to a phenomenon that wheels and rails rub against each other and rail heads are gradually abraded in the running process of railway vehicles. The rail abrasion usually occurs on the top surface of the rail and the inner side surfaces of the two rails close to each other, namely, vertical abrasion and side abrasion, and the rail abrasion can increase noise damage, vibration damage, energy loss and the like during the running of a vehicle.

At present, when a detector detects the abrasion of a steel rail, a commonly used detection tool is a steel rail abrasion measuring scale, the steel rail abrasion measuring scale comprises a vertical mill measuring scale, a side mill measuring scale and a magnetic positioning block, and digital display devices are arranged on the vertical mill measuring scale and the side mill measuring scale; during the measurement, at first pass through the magnetism locating piece location with the dipperstick at the rail lateral surface of being surveyed, then promote vertical milling measuring tape and side milling measuring tape so that the gauge head of the two contacts with corresponding position on rail top surface and the medial surface respectively to data on the digital display device are recorded.

In the measuring method, each time the detecting personnel needs to squat down and adjust the position of the measuring scale, because the detecting personnel needs to measure a plurality of detecting points on the steel rail, the detection of two steel rails is usually finished by a long time, the detection efficiency is low, and the operation is troublesome.

SUMMERY OF THE UTILITY MODEL

The application provides a railway track wearing and tearing detection device to make measurement personnel's detection operation more convenient, thereby improve detection efficiency.

The application provides a railway rails wearing and tearing detection device adopts following technical scheme:

the utility model provides a railway rails wearing and tearing detection device, includes the dipperstick subassembly, still includes the running assembly, corresponds on every rail to set up at least a set of dipperstick subassembly and running assembly, dipperstick subassembly and running assembly interconnect are provided with coupling assembling between the corresponding dipperstick subassembly on two rails.

Through adopting above-mentioned technical scheme, the dipperstick subassembly on two rails can detect the wearing and tearing of two rails simultaneously, and two sets of dipperstick subassemblies pass through coupling assembling interconnect, and the measurement personnel can remove the position of two sets of dipperstick subassemblies on the rail simultaneously through the running assembly to in detect the different positions on the rail, detection efficiency is higher.

Optionally, the measuring scale assembly comprises a measuring frame, a vertical grinding measuring scale and a lateral grinding measuring scale, the vertical grinding measuring scale and the lateral grinding measuring scale are both slidably mounted on the measuring frame, and the walking assembly is located on the outer side of the steel rail and mounted on the measuring frame.

Through adopting above-mentioned technical scheme, mill scale and side mill scale respectively are used for detecting the wearing and tearing of rail top surface and medial surface, and measuring unit is used for providing the support for mill scale and side mill scale, through installing walking component on measuring the frame, and walking component can provide the support for measuring the frame when removing the dipperstick subassembly to make the measurement frame remove more stably.

Optionally, the vertical grinding measuring scale comprises a measuring head and a digital display plate, the digital display plate is arranged on the measuring frame, the measuring head is in sliding fit with the digital display plate, when the measuring head slides, corresponding position data can be displayed on the digital display plate, and a control assembly used for controlling the measuring head to slide so as to be abutted against or separated from the top surface of the steel rail is arranged between the measuring frame and the digital display plate.

Through adopting above-mentioned technical scheme, when needs are measured the rail, accessible control assembly makes the gauge head slide to with the rail butt, and the measurement personnel can take notes the display data on the digital display board, and when needs remove the dipperstick subassembly, accessible control assembly makes gauge head and rail break away from to cause the fish tail to the rail surface when preventing that the gauge head from removing.

Optionally, the control assembly comprises a first magnetic block, a second magnetic block and an elastic part used for enabling the measuring head to tend to slide towards the direction of the top face of the abutted steel rail, the first magnetic block is arranged on the measuring head, the second magnetic block is arranged on the measuring frame, and the first magnetic block and the second magnetic block can absorb energy to drive the measuring head to slide towards the direction far away from the top face of the steel rail.

By adopting the technical scheme, when the first magnetic block and the second magnetic block are attracted, the measuring head slides and is separated from the steel rail to be abutted, at the moment, the elastic part generates elastic deformation and has acting force towards the steel rail direction for the measuring head, and when the first magnetic block and the second magnetic block are separated from being attracted, the measuring head slides towards the direction close to the steel rail under the action of the elastic part and is abutted against the steel rail, so that measurement can be carried out.

Optionally, the second magnetic block is an electromagnet.

By adopting the technical scheme, the magnetic block II can be controlled to have magnetism or not by electrifying or powering off the magnetic block II, so that the control measuring head is separated from or is abutted to the steel rail more conveniently.

Optionally, the connecting assembly includes a connecting beam transversely disposed between the two steel rails and a connecting rod slidably mounted at two ends of the connecting beam, and the connecting rod is connected to the measuring frame.

Through adopting above-mentioned technical scheme, the measuring rack on two rails passes through coupling assembling interconnect, through relative slip connecting rod and tie-beam to the measurement rack is placed on two rails to the testing personnel.

Optionally, a positioning element for positioning is arranged on the measuring frame, and a magnetic attraction plate is arranged on the positioning element and can be attached to the steel rail to attract the measuring frame, so that the measuring frame is positioned on the steel rail.

By adopting the technical scheme, the positioning piece can be temporarily fixed on the steel rail through the magnetic suction plate, so that the measuring frame can be temporarily positioned on the steel rail, and when different positions on the steel rail are measured, the vertical grinding measuring ruler and the side grinding measuring ruler are inconvenient to relative positions of the steel rail, so that the measured data are more accurate.

Optionally, an elastic member for enabling the connecting rod to drive the positioning member to tend to slide in the direction of fitting with the steel rail is arranged between the connecting rod and the connecting beam.

Through adopting above-mentioned technical scheme, under the elastic component effect, the setting element cooperatees with the rail more easily to fix a position the measuring rack more easily, the measurement process is more convenient, and the measuring rack closely laminates through setting element and rail in the simultaneous measurement process, and the measuring rack position is more stable, and measured data is more accurate.

Drawings

Fig. 1 is a schematic overall structure diagram of a railway track wear detection device according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of another angle of the railway track wear detection device according to the embodiment of the present application.

Fig. 3 is a partial cross-sectional view of a railway track wear detection device in accordance with an embodiment of the present application.

Fig. 4 is an enlarged schematic view at a in fig. 3.

Description of reference numerals: 1. a steel rail; 11. a railhead; 12. a rail web; 13. rail bottom; 2. a walking assembly; 3. a connection assembly; 31. a connecting beam; 311. a chute; 32. a connecting rod; 33. an elastic member; 4. a measuring frame; 5. vertically grinding a measuring ruler; 51. a measuring head; 511. mounting a plate; 52. a digital display panel; 521. mounting grooves; 6. side grinding a measuring ruler; 7. a positioning member; 71. a first positioning surface; 72. a second positioning surface; 73. a magnetic attraction plate; 8. a control component; 81. a first magnetic block; 82. a second magnetic block; 83. an elastic member; 84. a support; 9. a holding rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a railway track abrasion detection device. Referring to fig. 1 and 2, the railway track abrasion detection device comprises measuring scale assemblies, walking assemblies 2 and connecting assemblies 3, wherein the measuring scale assemblies and the walking assemblies 2 are respectively provided with two groups and respectively correspond to the two steel rails 1, the two groups of measuring scale assemblies are used for simultaneously detecting the abrasion of the two steel rails 1, and the detection efficiency is higher; coupling assembling 3 is used for making two sets of dipperstick subassemblies interconnect, and after the detection to a position on the rail 1 was accomplished, the measurement personnel can drive two sets of dipperstick subassemblies simultaneously through coupling assembling 3 and remove to the position on the rail 1 next time, and it is more convenient to remove the dipperstick subassembly to further improve detection efficiency.

Referring to fig. 1 and 2, the steel rail 1 comprises a rail head 11, a rail web 12 and a rail bottom 13, the measuring scale assembly is used for detecting the rail head 11 of the steel rail 1, and comprises a measuring frame 4, a vertical grinding measuring scale 5, a side grinding measuring scale 6 and a positioning piece 7; the measuring frame 4 is U-shaped, an opening of the measuring frame is downwards erected above the steel rail 1, the measuring frame 4 is matched with a rail head 11 of the steel rail 1 in shape, and two ends of the measuring frame 4 are respectively positioned on two sides of the steel rail 1; the vertical grinding measuring scale 5 is arranged above the measuring frame 4, the side grinding measuring scale 6 is arranged at one end of the measuring frame 4, which is positioned at the inner side of the steel rail 1, the positioning piece 7 is arranged at one end of the measuring frame 4, which is positioned at the outer side of the steel rail 1, and during detection, the positioning piece 7 can position the position of the measuring frame 4 on the steel rail 1, so that the vertical grinding measuring scale 5 and the side grinding measuring scale 6 are positioned at corresponding positions at the outer side of the steel rail 1; specifically, the measurement position of the vertical grinding measuring ruler 5 is one third of the width of the top surface of the steel rail 1, and the measurement position of the side grinding measuring ruler 6 is 16mm below the tread surface of the steel rail 1.

Referring to fig. 3 and 4, the vertical grinding measuring tape 5 comprises a measuring head 51 and a digital display plate 52, the digital display plate 52 is fixed on the measuring frame 4 through bolts, the measuring head 51 is vertically and slidably mounted on the digital display plate 52, when the measuring head 51 slides relative to the digital display plate 52, position data of the measuring head 51 can be displayed on the digital display plate 52, and when the measuring head 51 abuts against the corresponding position of the top surface of the steel rail 1, the data can be detected and recorded.

Referring to fig. 3 and 4, in order to facilitate the control of the contact and separation of the measuring head 51 with and from the rail 1 and the movement of the measuring scale assembly, a control assembly 8 is arranged between the measuring frame 4 and the digital display plate 52; the control assembly 8 comprises a first magnetic block 81, a second magnetic block 82 and an elastic element 83, wherein the first magnetic block 81 is fixed on the side surface of the measuring head 51 far away from the steel rail 1 in an adhesion mode; measuring rack 4 upper surface welding has support 84, the one end that measuring rack 4 was kept away from to support 84 is located the one side that rail 1 was kept away from to digital display board 52, two 82 of magnetic block set up to the electro-magnet, two 82 of magnetic block are fixed to be inlayed on support 84 with the mode of bonding, two 82 of magnetic block have magnetism when switching on, can inhale mutually with one 81 of magnetic block, thereby drive gauge head 51 upwards slide and break away from the butt with rail 1, when preventing that the dipperstick subassembly from sliding, gauge head 51 causes the fish tail to rail 1 surface.

Referring to fig. 3 and 4, in the embodiment, the elastic member 83 is a spring, a mounting groove 521 is formed in a side surface of the digital display plate 52 away from the steel rail 1, a mounting plate 511 is slidably fitted in the mounting groove 521, the mounting plate 511 and the measuring head 51 have the same sliding direction, and are fixedly sleeved on the measuring head 51, the elastic member 83 is arranged between the bottom wall of the mounting groove 521 and the mounting plate 511, and one end of the elastic member is fixedly connected with the mounting plate 511 while the other end of the elastic member is fixedly connected with the bottom wall of the mounting groove 521; when the first magnetic block 81 and the second magnetic block 82 are attracted to each other, the elastic element 83 is in a stretching state, the elastic element 83 has an acting force on the mounting plate 511 towards the steel rail 1, the second magnetic block 82 is stopped being electrified, the second magnetic block 82 loses magnetism, and the mounting plate 511 drives the measuring head 51 to slide towards the direction close to the steel rail 1 under the action of the elastic element 83 and is abutted to the top surface of the steel rail 1, so that abrasion detection can be carried out. The vertical grinding measuring ruler 5 and the side grinding measuring ruler 6 are the same in structure, and the vertical grinding measuring ruler 5 is correspondingly provided with a control assembly 8 for controlling the contact head 51 of the side grinding measuring ruler 6 to be abutted against or separated from the side face of the steel rail 1.

Referring to fig. 3 and 4, the positioning element 7 is mounted at one end of the measuring rack 4 close to the outer side of the steel rail 1 through a bolt, the positioning element 7 is in an L shape, two inner side surfaces of the L shape of the positioning element 7 are a first positioning surface 71 and a second positioning surface 72 respectively, the first positioning surface 71 is attached to the outer side surface of the rail head 11 of the steel rail 1, the second positioning surface 72 is attached to the lower side surface of the rail head 11 of the steel rail 1, and the side surface of the positioning element 7 close to the rail web 12 of the steel rail 1 is attached to the rail web 12; two magnetic suction plates 73 are fixedly embedded on the positioning piece 7, the two magnetic suction plates 73 are respectively positioned on the first positioning surface 71 and the second positioning surface 72, and when the two magnetic suction plates 73 are respectively adsorbed on the corresponding side surfaces of the steel rail 1, the first positioning surface 71 and the second positioning surface 72 are respectively tightly attached to the corresponding surfaces on the steel rail 1; two magnetism suction disc 73 in this embodiment all set up to the electro-magnet, when the dipperstick subassembly is removed to needs, can stop the power supply to magnetism suction disc 73.

Referring to fig. 3 and 4, the walking assembly 2 is arranged outside the steel rail 1, the walking assembly 2 comprises two walking wheels and a walking frame for mounting the walking wheels, the walking frame is fixed below the positioning piece 7 through bolts, and when the positioning piece 7 is matched with the steel rail 1, the walking wheels are attached to the upper side face of the rail bottom 13 of the steel rail 1 so as to allow the walking wheels to walk. Two sets of walking assemblies 2 are located one side that two sets of dipperstick subassemblies kept away from each other respectively to it is more stable when removing the dipperstick subassembly.

Referring to fig. 3 and 4, coupling assembling 3 is rectangular shape and sets up perpendicularly with rail 1, coupling assembling 3 includes tie-beam 31 and two connecting rods 32, tie-beam 31 both ends face extends to the position of two measuring racks 4 respectively, spout 311 has all been seted up to tie-beam 31 both ends face, two connecting rods 32 are sliding fit respectively in two spout 311, the one end welded fastening that tie-beam 31 was kept away from to connecting rod 32 is on measuring rack 4, can adjust the interval of two sets of dipperstick subassemblies through sliding connection pole 32, so that place two sets of dipperstick subassemblies respectively in two corresponding positions on rail 1. For making the setting element 7 on two measuring rack 4 change and laminate with rail 1, be provided with elastic component 33 in spout 311, the spring is chooseed for use to elastic component 33 in this embodiment, the terminal surface fixed connection of measuring rack 4 is kept away from to spring one end and connecting rod 32, the other end and spout 311 diapire fixed connection, when two measuring rack 4 erect respectively on two rail 1, elastic component 33 in two spouts 311 all is in tensile state, elastic component 33 makes two measuring rack 4 have the trend of being close to each other through connecting rod 32 promptly, so that setting element 7 on two measuring rack 4 laminates with rail 1.

Referring to fig. 3 and 4, in order to further facilitate the movement of the two sets of measuring scale assemblies by the inspector, a holding rod 9 is arranged on the connecting beam 31, the holding rod 9 is U-shaped, and both ends of the holding rod are fixed on the connecting beam 31 in a welding or bolt connection manner; the holding rod 9 is obliquely and upwards arranged, so that the holding rod 9 can be pulled when a tester stands, and the two sets of measuring scale assemblies are driven to move along the steel rail 1. In addition, a switch for controlling the power on or off of the plurality of second magnetic blocks 82 and the magnetic attraction plate 73 is arranged on the holding rod 9, and the switch for controlling the second magnetic blocks 82 and the switch for controlling the magnetic attraction plate 73 are independent from each other, so that a detection person can conveniently control the magnetism of the second magnetic blocks 82 and the magnetic attraction plate 73.

The implementation principle of the railway track abrasion detection device in the embodiment of the application is as follows: firstly, two groups of measuring scale assemblies are correspondingly placed on two steel rails 1, a tester controls all the magnetic suction plates 73 to be electrified and have magnetism through a switch on the holding rod 9, simultaneously controls all the magnetic blocks II 82 to lose magnetism, the positioning piece 7 is adsorbed and positioned on the steel rails 1 through the magnetic suction plates 73, the measuring head 51 is abutted against the steel rails 1 under the action of the corresponding elastic pieces 83, and the tester can record the displayed data on the digital display plate 52; then, a tester controls the magnetic attraction plate 73 to lose magnetism and the second magnetic block 82 to have magnetism through a switch on the holding rod 9, after the magnetic attraction plate 73 loses magnetism, the interaction force between the positioning piece 7 and the steel rail 1 is reduced so as to move the measuring frame 4, the second magnetic block 82 and the first magnetic block 81 attract each other to enable the measuring head 51 to be separated from and abutted against the steel rail 1, the tester pulls the holding rod 9, and can simultaneously move the two sets of measuring scale assemblies to a next measuring position through the two sets of travelling wheels, and then the next measuring position is measured; can measure two rail 1 simultaneously in this embodiment, and can remove two sets of dipperstick subassemblies simultaneously to make detection efficiency higher.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a railway rails wearing and tearing detection device, includes the dipperstick subassembly, its characterized in that: still include running gear (2), correspond on every rail (1) and set up at least a set of dipperstick subassembly and running gear (2), dipperstick subassembly and running gear (2) interconnect are provided with coupling assembling (3) between the corresponding dipperstick subassembly on two rails (1).

2. The railway track wear detection device of claim 1, wherein: the measuring scale assembly comprises a measuring frame (4), a vertical grinding measuring scale (5) and a lateral grinding measuring scale (6), wherein the vertical grinding measuring scale (5) and the lateral grinding measuring scale (6) are installed on the measuring frame (4) in a sliding mode, and the walking assembly (2) is located on the outer side of the steel rail (1) and installed on the measuring frame (4).

3. The railway track wear detection device of claim 2, wherein: the vertical grinding measuring scale (5) comprises a measuring head (51) and a digital display plate (52), the digital display plate (52) is arranged on the measuring frame (4), the measuring head (51) is in sliding fit with the digital display plate (52), when the measuring head (51) slides, corresponding position data can be displayed on the digital display plate (52), and a control assembly (8) used for controlling the measuring head (51) to slide so as to be abutted to or separated from the top surface of the steel rail (1) is arranged between the measuring frame (4) and the digital display plate (52).

4. The railway track wear detection device of claim 3, wherein: the control assembly (8) comprises a first magnetic block (81), a second magnetic block (82) and an elastic piece (83) used for enabling the measuring head (51) to tend to slide towards the direction of being abutted to the top surface of the steel rail (1), the first magnetic block (81) is arranged on the measuring head (51), the second magnetic block (82) is arranged on the measuring frame (4), and the first magnetic block (81) and the second magnetic block (82) are attracted to each other and can drive the measuring head (51) to slide towards the direction far away from the top surface of the steel rail (1).

5. The railway track wear detection device of claim 4, wherein: the second magnetic block (82) is an electromagnet.

6. The railroad track wear detection device of any one of claims 2-5, wherein: the connecting assembly (3) comprises a connecting beam (31) transversely arranged between the two steel rails (1) and connecting rods (32) arranged at two ends of the connecting beam (31) in a sliding mode, and the connecting rods (32) are connected with the measuring frame (4) mutually.

7. The railway track wear detection device of claim 6, wherein: the measuring rack (4) is provided with a positioning piece (7) for positioning, the positioning piece (7) is provided with a magnetic absorption plate (73), and the magnetic absorption plate (73) can be attached to the steel rail (1) to attract each other so as to position the measuring rack (4) on the steel rail (1).

8. The railway track wear detection device of claim 7, wherein: and an elastic part (33) which is used for enabling the connecting rod (32) to drive the positioning part (7) to tend to slide towards the direction of being attached to the steel rail (1) is arranged between the connecting rod (32) and the connecting beam (31).