A rail grinder for rail transit

The utility model provides a rail grinder for rail transit , The utility model belongs to the technical field of rail transit . The utility model comprises an outer frame 、 The motor 、 Rail and first grinding roller , The front and rear ends of the outer frame are rotationally installed with rotating rods , The rear side of the outer frame is fixedly installed with a motor , The output shaft of the motor is connected with the rotating rod at the rear of the outer frame ; The left and right sides under the rotating rod are provided with rails , The left and right sides of the rotating rod are fixedly connected with the first grinding roller , The left and right sides under the first grinding roller are provided with a second grinding roller ; A side connecting plate is installed under the left and right sides of the outer frame , A bottom plate is installed under the middle of the outer frame ; The device can perform rough grinding and fine grinding during use , Improve grinding quality , And the top and side of the rail can be polished at the same time , It improves the convenience of the device , And the grinding roller can be replaced , Adapt to different shapes of rails , The application range of the device is improved .

1． The utility model relates to a rail grinder for rail transit , Including the outer frame （1）、 The motor （3）、 Rail （4） And the first grinding roller （5）, It is characterized by ： The outer frame （1） The front and rear ends of the utility model are rotationally installed with a rotating rod （2）, Outer frame （1） The rear side of the is fixedly installed with a motor （3）, The motor （3） Output shaft and outer frame （1） The swivel bar at the rear （2） Connected to a ; The rotating rod （2） The left and right sides of the lower part are provided with rails （4）, Rotating rod （2） The left and right sides of the utility model are fixedly connected with a first grinding roller （5）, The first grinding roller （5） The lower left and right sides are provided with a second grinding roller （10）; The outer frame （1） Side connecting plates are installed under the left and right sides （12）, Outer frame （1） A bottom plate is installed under the middle （13）.

2． According to the claim 1 The utility model relates to a rail grinder for rail transit , It is characterized by ： The rotating rod （2） Symmetrically distributed in the outer frame （1） The front and rear ends of the , Outer frame （1） Front swivel lever （2） Through the pulley （16） And the drive belt （17） With the outer frame （1） The swivel bar at the rear （2） Connected to a , pulley （16） It is fixed on the rotating rod （2） On the outside , Drive belt （17） Meshing is installed on the belt pulley （16） On the outside .

3． According to the claim 1 The utility model relates to a rail grinder for rail transit , It is characterized by ： The first grinding roller （5） The central axis and the rail （4） The central axis of is in the same straight line , The first grinding roller （5） The left and right rotating rods of the （2） The upper part is fixedly provided with a first bevel gear （6）, First bevel gear （6） A second bevel gear is meshed and installed below the （7）.

4． According to the claim 3 The utility model relates to a rail grinder for rail transit , It is characterized by ： The second bevel gear （7） A runner is fixedly arranged at the bottom of the （8）, runner （8） The outer side of the is fitted with a connecting ring （9）, Connecting ring （9） A second grinding roller is fixedly installed on the outside of the （10）.

5． According to the claim 4 The utility model relates to a rail grinder for rail transit , It is characterized by ： Said runner （8） And connecting ring （9） A first bolt is installed between the threads （11）, The first bolt （11） On the runner （8） And connecting ring （9） The joints of the are distributed in a centrosymmetric manner .

6． According to the claim 1 The utility model relates to a rail grinder for rail transit , It is characterized by ： The side connecting plate （12） Symmetrically distributed on the bottom plate （13） The left and right sides of the , Side connecting plate （12） And base plate （13） Inner connecting blocks are fixedly installed in the middle of the （14）, Internal connecting block （14） The outer wall and outer frame of （1） The inner walls of the are bonded with each other , Internal connecting block （14） And the outer frame （1） A second bolt is installed between the threads （15）.

The utility model relates to a rail grinder for rail transit

technical field

The utility model relates to the technical field of rail transit , The utility model relates to a rail grinder for rail transit .

Background technology

Rail transit is a common mode of transportation , The transportation of people flow is realized by rail transport train , After the long-term use of the rail , The surface will rust , Therefore, it is necessary to use the rail grinding device , Ensure the flatness of rail surface , However, the existing rail grinding device still has some defects in use ;

The existing rail grinding device for rail transit is in use , It is not convenient to grind the upper surface and side of the rail at the same time , Moreover, some existing grinding devices are not convenient to replace the whole or part of the grinding roller when in use , Very inconvenient to use , In the process of grinding, it is not allowed to carry out fine grinding after rough grinding , It is not possible to drive the grinding rollers at multiple positions simultaneously through the drive assembly for synchronous rotation , Poor practicability .

The content of the utility model is

The utility model aims to provide a rail grinder for rail transit , To solve the problems raised in the above background technology .

The technical scheme of the utility model is ： The utility model relates to a rail grinder for rail transit , Including the outer frame 、 The motor 、 Rail and first grinding roller , The front and rear ends of the outer frame are rotationally installed with rotating rods , The rear side of the outer frame is fixedly installed with a motor , The output shaft of the motor is connected with the rotating rod at the rear of the outer frame ; The left and right sides under the rotating rod are provided with rails , The left and right sides of the rotating rod are fixedly connected with the first grinding roller , The left and right sides under the first grinding roller are provided with a second grinding roller ; A side connecting plate is installed under the left and right sides of the outer frame , A bottom plate is installed under the middle of the outer frame .

further , The rotating rods are symmetrically distributed at the front and rear ends of the outer frame , The rotating rod at the front side of the outer frame is connected with the rotating rod at the rear side of the outer frame through a belt pulley and a drive belt , The belt pulley is fixedly installed on the outside of the rotating rod , The drive belt is meshed and installed on the outside of the pulley .

further , The central axis of the first grinding roller and the central axis of the rail are in the same straight line , A first bevel gear is fixedly arranged on the rotating rods on the left and right sides of the first grinding roller , A second bevel gear is meshed and installed below the first bevel gear .

further , The bottom of the second bevel gear is fixedly provided with a runner , The outer side of the runner is fitted with a connecting ring , The outer side of the connecting ring is fixedly provided with a second grinding roller .

further , A first bolt is threaded between the runner and the connecting ring , The first bolt is distributed symmetrically at the joint of the runner and the connecting ring .

further , The side connecting plates are symmetrically distributed on the left and right sides of the bottom plate , An inner connecting block is fixedly installed in the middle of the side connecting plate and the bottom plate , The outer wall of the inner connecting block and the inner wall of the outer frame are mutually bonded , A second bolt is threaded between the inner connecting block and the outer frame .

The utility model provides a rail grinder for rail transit through improvement , Compared with the prior art , It has the following improvements and advantages ：

1、 The device is improved on the existing basis , When in use, the upper surface and side of the track can be polished simultaneously by the first grinding roller and the second grinding roller , The grinding range of the device is increased , The utility model solves the defect that the existing track grinding device has a small grinding range when in use , It has more practical advantages ;

2、 Two groups of first grinding rollers and second grinding rollers are arranged at the front and rear sides of the device , Rough grinding can be carried out through the grinding roller at the front end , Then, fine grinding is carried out through the grinding roller at the rear , So as to improve the grinding effect , The utility model solves the defect that the existing track grinding device can only carry out single grinding when in use , It has the advantage of better grinding effect ;

3、 Groups of grinding rollers on the device , Drive by belt and bevel gear , Only one driving device is required to complete the rotation of all grinding components , The utility model solves the problem that when the existing grinding device is used for grinding , The defect that the grinding rollers at multiple positions cannot be driven synchronously by the drive assembly , It has better use effect , More cost saving advantages ;

4、 The grinding device is used for grinding , The second grinding roller can be disassembled , Replace the grinding roller corresponding to the track , So as to adapt to different track shapes , It can not only replace the whole grinding assembly , It is also possible to disassemble and replace a single grinding roller , The utility model solves the defect that the existing grinding device is not convenient to replace the grinding components , It has the advantage of stronger adjustability .

Description of drawings

The utility model is further explained below in combination with the attached drawings and embodiments :

chart 1 It is the overall structure diagram of the utility model ;

chart 2 Is the figure of the utility model 1 in A Structural diagram at ;

chart 3 It is the schematic diagram of the connection structure between the outer frame and the rotating rod of the utility model ;

chart 4 Is the figure of the utility model 3 in B Structural diagram at ;

chart 5 It is the schematic diagram of the lapping structure of the second grinding roller and the steel rail of the utility model ;

chart 6 Is the top view structural diagram of the runner of the utility model ;

Description of reference marks ：1- Outer frame ,2- Rotating rod ,3- The motor ,4- Rail ,5- The first grinding roller ,6- First bevel gear ,7- Second bevel gear ,8- runner ,9- Connecting ring ,10- Second grinding roller ,11- The first bolt ,12- Side connecting plate ,13- floor ,14- Internal connecting block ,15- Second bolt ,16- pulley ,17- Drive belt .

Specific embodiments

The following will be combined with the attached drawings in the embodiment of the utility model , The utility model is described in detail , The technical scheme in the embodiment of the utility model is clearly explained 、 Describe completely , obviously , The described embodiments are only part of the embodiments of the utility model , Not all embodiments . Based on the embodiment of the utility model , All other embodiments obtained by those skilled in the art without creative work , All belong to the protection scope of the utility model .

Please refer to the picture 1- chart 6, The utility model provides a rail grinder for rail transit , Including the outer frame 1、 The motor 3、 Rail 4 And the first grinding roller 5, Outer frame 1 The front and rear ends of the utility model are rotationally installed with a rotating rod 2, Outer frame 1 The rear side of the is fixedly installed with a motor 3, The motor 3 Output shaft and outer frame 1 The swivel bar at the rear 2 Connected to a ; Rotating rod 2 The left and right sides of the lower part are provided with rails 4, Rotating rod 2 The left and right sides of the utility model are fixedly connected with a first grinding roller 5, The first grinding roller 5 Used to align rails 4 Polish the upper surface of the , The first grinding roller 5 The lower left and right sides are provided with a second grinding roller 10, Second grinding roller 10 Used to align rails 4 Polish the side of the ; Outer frame 1 Side connecting plates are installed under the left and right sides 12, Outer frame 1 A bottom plate is installed under the middle 13, Side connecting plate 12 And base plate 13 For the second grinding roller 10 To support , Second grinding roller 10 And side connecting plate 12 And base plate 13 The connection mode between them is rotary connection .

As shown in the figure 1-2 Shown , Rotating rod 2 Symmetrically distributed in the outer frame 1 The front and rear ends of the , Outer frame 1 Front swivel lever 2 Through the pulley 16 And the drive belt 17 With the outer frame 1 The swivel bar at the rear 2 Connected to a , pulley 16 It is fixed on the rotating rod 2 On the outside , Drive belt 17 Meshing is installed on the belt pulley 16 On the outside , Make the rotating rod at the front end of the device 2 The rotation of the can drive the rotating rod at the rear of the device 2 Carry out synchronous rotation .

As shown in the figure 1、 chart 3 Sum graph 5-6 Shown , The first grinding roller 5 The central axis and the rail 4 The central axis of is in the same straight line , The first grinding roller 5 The left and right rotating rods of the 2 The upper part is fixedly provided with a first bevel gear 6, First bevel gear 6 A second bevel gear is meshed and installed below the 7, Use the first bevel gear on the device 6 And second bevel gear 7 Linkage , Make the first grinding roller 5 And the second grinding roller 10 Synchronous rotation , Make the grinding of the device more comprehensive .

As shown in the figure 6 Shown , Second bevel gear 7 A runner is fixedly arranged at the bottom of the 8, runner 8 The outer side of the is fitted with a connecting ring 9, Ensure the stability of the device during grinding , Connecting ring 9 A second grinding roller is fixedly installed on the outside of the 10, It is convenient for subsequent disassembly of grinding components .

As shown in the figure 5-6 Shown , runner 8 And connecting ring 9 A first bolt is installed between the threads 11, The first bolt 11 On the runner 8 And connecting ring 9 The joints of the are distributed in a centrosymmetric manner , By removing the first bolt 11 For the second grinding roller 10 Carry out disassembly , It is convenient for subsequent pairs to adapt to different tracks 4.

As shown in the figure 1-4 Shown , Side connecting plate 12 Symmetrically distributed on the bottom plate 13 The left and right sides of the , Side connecting plate 12 And base plate 13 Inner connecting blocks are fixedly installed in the middle of the 14, Internal connecting block 14 The outer wall and outer frame of 1 The inner walls of the are bonded with each other , Internal connecting block 14 And the outer frame 1 A second bolt is installed between the threads 15, Through the side connecting plate of the device 12 And base plate 13 For the second grinding roller 10 Support the bottom of the , The stability of the device is improved , It can also be connected to the opposite side 12 And base plate 13 Disassemble as a whole .

Concrete , This rail transit rail grinder is used , First , Binding graph 1 Sum graph 4 The workers pass through the outer frame 1 The handle at the top pushes the whole device forward , Start the motor 3 Drive the rotary lever 2 turn . The rotating rod at the front of the device 2 Through the pulley 16 And the drive belt 17 Carry out synchronous rotation , Turn the lever 2 In the process of rotation , Make the rotating rod 2 First grinding roller with fixed surface 5 Rotate , Through the first grinding roller 5 To rail 4 Polish the upper surface of the , Need to track 4 When grinding the side of , Through the first bevel gear 6 The second bevel gear is driven by the rotation of 7 And the runner 8 turn , runner 8 In the process of rotation , Through the connecting ring 9 Second grinding roller on the outside 10 To rail 4 Fully polish the sides of the , The device is used in practice , Put the outer frame 1 The grinding roller at the front end uses a coarse sand grinding roller , Outer frame 1 The grinding roller at the rear end uses a fine sand grinding roller , Ensure that the device can perform rough grinding before fine grinding in the grinding process ;

Pictured 2 Sum graph 6 Shown , The device needs to adapt to different rail shapes 4 when , First, unscrew the second bolt 15, Then place the bottom plate 13 And inner connecting block 14 From the outer frame 1 Internal removal of , Complete the opposite side connecting plate 12 And base plate 13 Disassembly of , Through the first bolt 11 To the runner 8 Outer connecting ring 9 And the second grinding roller 10 Carry out disassembly , Finish the second grinding roll 10 The replacement work of , Replace with the rail 4 The corresponding second grinding roller 10 Perform side grinding , The above is the working process of the whole device .

The above description of the disclosed embodiments , The utility model enables those skilled in the art to realize or use the utility model . Various modifications to these embodiments will be apparent to those skilled in the art , The general principles defined herein can be applied without departing from the spirit or scope of the utility model , In other embodiments . therefore , The utility model will not be limited to the embodiments shown herein , Instead, it should conform to the widest scope consistent with the principles and novel features disclosed herein .

chart 1

chart 2

chart 3

chart 4

chart 5

chart 6