Vehicle-mounted steel rail side liquid-solid lubrication coating device

Abstract

The invention relates to a vehicle-mounted steel rail side liquid-solid lubrication coating device which comprises a mounting frame and a liquid storage tank, the mounting frame is mounted on a spraying train, the liquid storage tank is arranged on the mounting frame, a spraying assembly is arranged on the mounting frame and comprises a connecting rod and a spraying pipe, the connecting rod is mounted on the spraying train through a fixing assembly, and the spraying pipe is arranged on the connecting rod. The spraying pipe is connected with the liquid storage tank, and a nozzle piece is arranged at the end, deviating from the liquid storage tank, of the spraying pipe; the spraying train moves on the track, at the moment, the lubricant in the liquid storage box is conveyed to the spraying head piece through the spraying pipe and sprayed out towards the inner side of the track through the spraying head piece, the track is synchronously coated with the lubricant in the moving process, and the continuous spraying device has the effect of improving the lubricating efficiency through continuous spraying operation.

Description

Technical Field

[0001] The present application relates to the field of railway track equipment, and in particular to a vehicle-mounted rail side liquid-solid lubrication coating device. Background Art

[0002] The wheel rims of railway locomotives, urban rail transit vehicles such as subways and port machinery are always in contact and friction with the rails during operation. Both the wheel rims and the rails are worn, especially in small radius curve sections, which shortens the service life of the wheels and rails and produces harsh noises. It is usually necessary to apply lubricants to the railway rails to reduce the wear of the locomotive wheel rims.

[0003] The existing lubricant coating method is to install a solid lubricant stick on a spraying train, and the solid lubricant stick coats the inside of the rail while the spraying train is moving. However, after the solid lubricant stick has been used for a period of time, the train needs to be stopped frequently to adjust the coating position of the solid lubricant stick, and it also needs to be stopped for replacement after use, which increases labor costs, is not convenient for continuous operation, and has low work efficiency. Summary of the invention

[0004] In order to solve the problem that operations such as stopping for adjustment and material replacement after using a solid lubricating stick for a period of time increase labor costs and low efficiency, the present application provides a vehicle-mounted rail side liquid-solid lubrication coating device.

[0005] The present application provides a vehicle-mounted rail side liquid-solid lubrication coating device that adopts the following technical solution: A vehicle-mounted rail side liquid-solid lubrication coating device comprises a mounting frame and a liquid storage tank for storing liquid lubricant, wherein the mounting frame is mounted on a spraying train, the liquid storage tank is arranged on the mounting frame, a spraying assembly is arranged on the mounting frame, the spraying assembly comprises a connecting rod and a spraying pipe, the connecting rod is mounted on the spraying train through a fixing assembly, the spraying pipe is connected to the liquid storage tank, a spray head is arranged at one end of the spraying pipe away from the liquid storage tank, and the spraying side of the spray head is distributed toward the inner side of the track.

[0006] By adopting the above technical solution, the spray train moves on the track. At this time, the lubricant in the liquid storage tank is sent to the nozzle part through the spray pipe, and sprayed to the inside of the track through the nozzle part. The lubricant is synchronously coated on the track during the movement, and the continuous spraying operation improves the track lubrication efficiency.

[0007] Optionally, the spray head component includes a mounting rod and a spray head, wherein the mounting rod is slidably mounted on the connecting rod along a direction toward or away from the track, the spray head is mounted on the mounting rod and connected to the spray pipe, and the connecting rod is provided with a fixing member for fixing the mounting rod.

[0008] By adopting the above technical solution, the mounting rod moves on the connecting rod, the fixing member fixes the mounting rod and then fixes the nozzle, and the position of the nozzle is adjusted, so that the coating range can be adjusted conveniently.

[0009] Optionally, the fixing member includes a fixing screw, one end of the mounting rod is inserted into the connecting rod, the fixing screw is threadedly installed on the connecting rod, one end of the fixing screw is provided with an abutment block, the mounting rod is provided with an abutment hole, the abutment block is clamped and connected to the mounting rod through the abutment hole, and there are a plurality of abutment holes distributed along the length direction of the mounting rod.

[0010] By adopting the above technical solution, the fixing screw is rotated until the abutment block at one end moves to the abutment hole of the mounting rod. At this time, the abutment block and the abutment hole are clamped, and the mounting rod is limited and locked. It is locked at different abutment holes of the mounting rod, which makes it easy to adjust the relative position between the mounting rod and the connecting rod.

[0011] Optionally, a fixed block is provided at the end of the mounting rod facing away from the connecting rod, a gear is rotatably mounted on the fixed block, a rotating rod is rotatably mounted on the fixed block, the gear is coaxially and fixedly connected to the rotating rod, the nozzle is connected to one end of the rotating rod, a guide rod is slidably mounted on the fixed block, an embedded block is provided at one end of the guide rod, the embedded block moves in a direction toward or away from the gear, the embedded block and the gear are clamped and matched at the tooth groove, and a reset spring is sleeved on the guide rod.

[0012] By adopting the above technical solution, the rotating rod rotates to drive the nozzle to rotate and adjust the spraying direction of the nozzle. At this time, the reset spring pushes the guide rod to drive the embedded block to move toward the gear. The embedded block is clamped in the gear tooth groove to limit the gear, which is convenient for adjusting the spraying direction of the nozzle.

[0013] Optionally, a limit rod is installed on the upper edge of the fixed block so as to slide toward or away from the embedded block, a limit block is provided at one end of the limit rod, one side of the limit block is in contact with a side of the embedded block facing away from the gear, and a limit spring is sleeved on the limit rod.

[0014] By adopting the above technical solution, when the embedding block embeds the gear, the limiting spring pushes the limiting rod to drive the limiting block to move to fit with one side of the embedding block, thereby reducing the probability of the embedding block falling off the gear.

[0015] Optionally, the fixing assembly includes an arc-shaped clamping bar, two of which are provided and are mounted in a ring shape on a spring base of the mounting frame, the two clamping bars are rotatably connected on one side, and a locking piece for locking the clamping bar is provided on the clamping bar, and the clamping bar on one side is provided with a connecting block, and the connecting rod is connected to the connecting block.

[0016] By adopting the above technical solution, the clamping strip ring is arranged on the spring base of the mounting frame, and the locking piece locks the clamping strips to complete the installation of the connecting rod.

[0017] Optionally, the locking member includes a locking screw and a locking nut, a locking plate is provided on the clamping bar, the locking screw is rotatably mounted on the locking plate on one side, and the locking nut is threadably mounted on the locking screw and abuts against a side surface of the locking plate on the opposite side.

[0018] By adopting the above technical solution, the locking nut is rotated to lock the locking screw, and then the locking plates on both sides are locked to complete the locking of the clamping bar, and the locking operation is convenient.

[0019] Optionally, a lifting screw is rotatably mounted on the connection block, the connection rod is slidably connected to the connection block along a direction toward or away from the track, and one end of the connection rod is threadedly connected to the lifting screw.

[0020] By adopting the above technical solution, the lifting screw is rotated to drive the connecting rod to move, the distance between the connecting rod and the track is adjusted, and the position of the nozzle is further adjusted, which has good practicality.

[0021] Optionally, a plurality of sliding rods are slidably installed on the clamping bar along the radial direction of the clamping bar, and an arc-shaped clamping plate is provided at one end of the sliding rod facing the inner arc of the clamping bar, one side of the clamping plate is fitted with the peripheral wall of the spring base, and a push rod is rotatably connected to one side of the clamping plate, and the end of the push rod facing away from the clamping plate is rotatably connected to a side surface of the clamping bar, and an adjusting part for driving the push rod to rotate is provided on the clamping bar.

[0022] By adopting the above technical solution, the adjusting part drives the push rod to rotate, and the push rod pushes the clamping plate to move. The clamping plate presses against the peripheral wall of the spring base, and the clamping plate on the clamping bar presses against the circumferential direction of the spring base to fix the clamping bar. It is suitable for fixing spring bases with different radii.

[0023] Optionally, the adjusting member includes an adjusting screw and an adjusting plate, the adjusting screw is threadably mounted on the connecting block, the adjusting plate is slidably mounted on the connecting block along the radial direction of the clamping bar and is rotatably connected to one end of the adjusting screw, a sliding hole is provided on the adjusting plate, an adjusting block is provided on the push rod, and the adjusting block is slidably connected to the adjusting plate through the sliding hole.

[0024] By adopting the above technical solution, the rotation of the adjusting screw drives the movement of the adjusting plate. The adjusting plate drives the adjusting block to slide at the sliding hole on the adjusting plate, drives the push rod to rotate and then pushes the pressing plate to move. The operation of driving the pressing plate to move is convenient, and the pushing structure is arranged on the side far away from the pressing plate through the push rod, reducing the influence on the pressing spring base of the pressing plate.

[0025] In summary, the present application includes at least one of the following beneficial technical effects: 1. The spraying train moves on the track. At this time, the lubricant in the liquid storage tank is sent to the nozzle through the spraying pipe, and is sprayed out from the nozzle to the inner side of the track. During the movement, the track is synchronously coated with the lubricant, and the continuous spraying operation improves the track lubrication efficiency. 2. By adjusting the vertical and horizontal positions of the connecting pipe and cooperating with the rotation adjustment of the nozzle, it can adapt to most spraying working conditions. 3. By adjusting the position of the pressing plate, it is applicable to fixing spring bases with different radii. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 is a schematic three-dimensional structure diagram of the present application assembled on the mounting frame and the track.

[0027] Figure 2 is a schematic three-dimensional structure diagram of one side of the nozzle of the present application.

[0028] Figure 3 is a schematic three-dimensional structure diagram of one side of the fixing component of the present application.

[0029] Figure 4 is an enlarged schematic three-dimensional structure diagram of part B of the present application.

[0030] Figure 5 is an enlarged schematic three-dimensional structure diagram of part C of the present application.

[0031] Figure 6 is a partial cross-sectional structure diagram inside the fixing block on one side of the nozzle of the present application.

[0032] Figure 7 is an enlarged schematic three-dimensional structure diagram of part A of the present application.

[0033] Figure 8 is an enlarged cross-sectional structure diagram of part D of the present application.

[0034] Those skilled in the art will understand that the elements in the drawings are shown for simplicity and clarity and are not necessarily drawn to scale. For example, the dimensions and positions of some elements in the drawings may be enlarged relative to other elements to help improve the understanding of the embodiments of the present invention.

[0035] Figure numerals: 1, mounting frame; 11, track; 12, spring base; 2, liquid storage tank; 21, spray pipe; 3, connecting rod; 31, fixing screw; 311, abutment block; 4, nozzle member; 41, mounting rod; 411, abutment hole; 42, nozzle; 5, holding bar; 51, locking member; 511, locking screw; 512, locking nut; 52, locking plate; 53, connecting block; 531, adjusting rod; 532, lifting screw; 54, sliding rod; 541, sliding spring; 55, pressing plate; 56, pushing rod; 561, adjusting block; 57, extension rod; 6, adjusting member; 61, adjusting screw; 62, adjusting plate; 621, sliding hole; 7, fixing block; 71, rotating rod; 72, gear; 73, placement groove; 731, embedded groove; 74, guide rod; 741, embedded block; 742, reset spring; 75, limit rod; 751, limit spring; 76, limit block; 77, limit groove. DETAILED DESCRIPTION

[0036] The present application is further described in detail below in conjunction with the accompanying drawings.

[0037] The present application embodiment discloses a vehicle-mounted rail side liquid-solid lubrication coating device, referring to Figure 1 and Figure 2 , including a mounting frame 1 and a liquid storage tank 2 for storing liquid lubricant, the mounting frame 1 is arranged on the spraying train, the liquid storage tank 2 is arranged on the mounting frame 1, and a spraying assembly is arranged on the mounting frame 1, and the spraying assembly includes a connecting rod 3 and a spraying pipe 21, the connecting rod 3 is installed on the spraying train through a fixing assembly, the spraying pipe 21 is connected to the liquid storage tank 2, and a spray head 4 is arranged at one end of the spraying pipe 21 away from the liquid storage tank 2, and the spraying side of the spray head 4 is distributed toward the inner side of the track 11. When the spraying train moves on the track 11, the lubricant in the liquid storage tank 2 is sent to the spray head 4 through the spraying pipe 21, and is sprayed to the inner side of the track 11 through the spray head 4. During the movement, the track 11 is synchronously coated with lubricant, which improves the efficiency of the lubrication operation.

[0038] Reference Figure 3 The connecting block 53 is located on the upper side and is vertically rotated to install a lifting screw 532. The connecting rod 3 is L-shaped, and the vertical section of the connecting rod 3 is slidably installed on the connecting block 53 along the vertical direction. The upper end of the connecting rod 3 is threadedly connected with the lifting screw 532. The lifting screw 532 is rotated to drive the connecting rod 3 to move, and the distance between the connecting rod 3 and the track 11 is adjusted to adjust the coating position in a practical way.

[0039] Reference Figure 3 and Figure 4The fixing assembly includes an arc-shaped clamping bar 5, a spring base 12 is provided on the mounting frame 1, two clamping bars 5 are provided and are arranged in a ring shape on the outer peripheral wall of the spring base 12, one side of the two clamping bars 5 is rotatably connected, a locking member 51 is provided on the clamping bar 5, and the locking member 51 includes a locking screw 511 and a locking nut 512, and a locking plate 52 is provided on the clamping bar 5, one end of the locking screw 511 is rotatably mounted on the locking plate 52 on one side, and the locking nut 512 is threadedly mounted on the locking screw 511 and abuts against one side of the locking plate 52 on the other side. The clamping bar 5 is annularly arranged on the spring base 12 of the mounting frame 1, and the locking screw 511 is locked by rotating the locking nut 512, and then the locking plates 52 on both sides are locked, so as to complete the locking of the clamping bar 5 and complete the installation of the connecting rod 3.

[0040] Reference Figure 3 and Figure 4 A connecting block 53 is provided on the clamping bar 5 on one side, and the connecting rod 3 is connected to the connecting block 53. A sliding rod 54 is installed on the clamping bar 5 to slide along the radial direction of the clamping bar 5. Two sliding rods 54 are provided and are evenly spaced along the arc direction of the clamping bar 5. An arc-shaped pressing plate 55 is provided at one end of the sliding rod 54 facing the spring base 12. The arc side of the pressing plate 55 away from the sliding rod 54 is in contact with the outer peripheral wall of the spring base 12. A driving sliding rod is sleeved on the sliding rod 54. 54 is a reset sliding spring 541, a block is provided at the end of the sliding rod 54 away from the clamping plate 55, one end of the sliding spring 541 is connected to a side surface of the block, the end of the sliding spring 541 away from the block is connected to a side surface of the clamping bar 5, the side of the clamping plate 55 away from the spring base 12 is rotatably connected with a push rod 56, the push rod 56 is coaxially slidably sleeved with an extension rod 57, and the end of the extension rod 57 away from the push rod 56 is rotatably connected to a side surface of the inner arc of the clamping bar 5.

[0041] Reference Figure 3 and Figure 5 An adjusting piece 6 is provided on the clamping bar 5, and the adjusting piece 6 includes an adjusting screw 61 and an adjusting plate 62. The adjusting screw 61 is threadedly installed on the downward side of the connecting block 53 in the horizontal direction, and the adjusting screw 61 is distributed along the radius direction of the clamping bar 5. An adjusting rod 531 parallel to the adjusting screw 61 is slidably installed on the connecting block 53. The adjusting plate 62 is arranged at one end of the adjusting rod 531 facing the clamping plate 55. The adjusting plate 62 and the adjusting screw 61 are distributed perpendicular to each other. The adjusting plate 62 is rotatably connected to one end of the adjusting screw 61. A sliding hole 621 is provided on the adjusting plate 62 along the length direction of the adjusting plate 62. An adjusting block 561 is provided on the push rod 56. The adjusting blocks 561 on the push rods 56 on both sides are slidably connected to the adjusting plate 62 through the sliding hole 621.

[0042] The adjusting screw 61 is rotated to drive the adjusting plate 62 to move, and the adjusting plate 62 drives the adjusting block 561 to slide at the sliding hole 621 on the adjusting plate 62, drives the push rod 56 to rotate and then pushes the clamping plate 55 to move, and the clamping plate 55 presses against the peripheral wall of the spring base 12, and the clamping plate 55 on the clamping bar 5 presses against the circumferential direction of the spring base 12 to fix the clamping bar 5, which is suitable for fixing the spring base 12 with different radii, and the pushing structure is set on the side away from the clamping plate 55 through the push rod 56, so as to reduce the space occupied by the clamping plate 55 when the spring base 12 is pressed.

[0043] Reference Figure 6 and Figure 7 The nozzle component 4 includes a mounting rod 41 and a nozzle 42. The mounting rod 41 is slidably mounted at one end of the horizontal section of the connecting rod 3 in the horizontal direction. The nozzle 42 is mounted on the mounting rod 41 and connected to the end of the spray pipe 21 away from the liquid storage tank 2. The spraying end of the nozzle 42 faces the inner side of the track 11. A fixing member is provided on the connecting rod 3, and the fixing member includes a fixing screw 31. One end of the mounting rod 41 is penetrated in the connecting rod 3. The fixing screw 31 is threadedly mounted on the connecting rod 3 and is perpendicular to the mounting rod 41. An abutment block 311 is provided at the lower end of the fixing screw 31. An abutment hole 411 is opened on the upper side of the mounting rod 41. The abutment block 311 is connected to the mounting rod 41 through the abutment hole 411. A plurality of abutment holes 411 are provided and distributed along the length direction of the mounting rod 41. The fixing screw 31 is rotated until the abutment block 311 at one end moves to the abutment hole 411 of the mounting rod 41. At this time, the abutment block 311 and the abutment hole 411 are clamped, and the mounting rod 41 is limited and locked. The mounting rod 41 is locked at different abutment holes 411 of the mounting rod 41, which makes it easy to adjust the relative position between the mounting rod 41 and the connecting rod 3, adjust the position of the nozzle 42, and facilitate the adjustment of the coating range.

[0044] Reference Figure 6 and Figure 8The end of the mounting rod 41 away from the connecting rod 3 is provided with a fixed block 7, on which a rotating rod 71 and a gear 72 coaxially fixedly connected to the rotating rod 71 are rotatably mounted, and a placement groove 73 for placing the gear 72 is provided in the fixing block 7, the rotating rod 71 is distributed in the horizontal direction and is perpendicular to the mounting rod 41, and the end of the rotating rod 71 away from the gear 72 is located outside the fixing block 7, the nozzle 42 is connected to one end of the rotating rod 71, and the fixing block 7 is slidably mounted in the vertical direction. A guide rod 74 is provided, and an embedding block 741 is provided at the downward end of the guide rod 74. The embedding block 741 moves in the direction toward or away from the gear 72. The downward end of the embedding block 741 is embedded in the tooth groove of the gear 72. A return spring 742 is sleeved on the guide rod 74. One end of the return spring 742 is connected to the embedding block 741, and the end of the return spring 742 facing away from the embedding block 741 is connected to the fixed block 7. An embedding groove 731 for placing the embedding block 741 is provided on the upper side of the placement groove 73.

[0045] The rotating rod 71 rotates to drive the nozzle 42 to rotate and adjust the spraying direction of the nozzle 42. At this time, the reset spring 742 pushes the guide rod 74 to drive the embedded block 741 to move toward the gear 72. The embedded block 741 is embedded in the tooth groove of the gear 72 to limit the gear 72, so as to facilitate the adjustment of the spraying direction of the nozzle 42.

[0046] Reference Figure 8 A limit rod 75 is slidably installed on the fixed block 7 along the horizontal direction and on the side away from the nozzle 42. A limit block 76 is arranged at one end of the limit rod 75 facing the embedded block 741. The side of the limit block 76 facing downward is in contact with the side of the embedded block 741 away from the gear 72. A limit groove 77 for placing the limit block 76 is provided on one side of the embedded groove 731 of the fixed block 7. A limit spring 751 is sleeved on the limit rod 75. One end of the limit spring 751 is connected to one side of the limit block 76. The end of the limit spring 751 away from the limit block 76 is connected to the fixed block 7. When the embedded block 741 embeds the gear 72, the limit spring 751 pushes the limit rod 75 to drive the limit block 76 to move to fit with one side of the embedded block 741, thereby reducing the probability of the embedded block 741 coming off the gear 72.

[0047] A liquid level sensor is provided in the liquid storage tank 2. When the amount of lubricating liquid in the liquid storage tank 2 is less than a certain value, the operator is prompted to perform replenishment operation in time.

[0048] The implementation principle of an on-vehicle liquid-solid lubrication coating device for the side of railway rails in an embodiment of this application is as follows: During installation, first place the clamping strip 5 around the spring base 12 of the mounting frame 1. Rotate the adjusting screw rod 61 to drive the movement of the adjusting plate 62. The adjusting plate 62 pushes the push rod 56 to rotate, thereby driving the movement of the pressing plate 55. The four pressing plates 55 in the circumferential direction press against the spring base 12. Rotate the locking nut 512 to lock the locking screw rod 511. Rotate the lifting screw rod 532 to drive the movement of the connecting rod 3 and adjust the position in the vertical direction. Then, move the mounting rod 41 to a suitable position and lock it by rotating the fixing screw rod 31 to adjust the position in the horizontal direction. Then, lock the spray head 42 through the embedding block 741 and the limiting block 76 to adjust the steering position of the spray head 42. During operation, the spraying train moves on the track 11. At this time, the lubricant in the liquid storage tank 2 is sent to the spray head 42 through the spray pipe 21 and sprayed towards the inner side of the track 11 through the spray head 42, and the track 11 is synchronously coated with lubricant during the movement.

[0049] The above are all the preferred embodiments of this application. It does not limit the protection scope of this application accordingly. Therefore, all equivalent changes made according to the structure, shape, and principle of this application should be covered within the protection scope of this application.

Claims

1. A vehicle-mounted liquid-solid lubrication coating device for the side of railway rails, comprising a mounting frame (1) and a liquid lubricant storage tank (2). The mounting frame (1) is installed on a spraying train, and the storage tank (2) is arranged on the mounting frame (1), characterized in that: A spray assembly is arranged on the mounting frame (1), the spray assembly comprising a connecting rod (3) and a spray pipe (21), the connecting rod (3) being mounted on the spray train via a fixing assembly, the spray pipe (21) being connected to the liquid storage tank (2), a spray head (4) being arranged at one end of the spray pipe (21) facing away from the liquid storage tank (2), the spraying side of the spray head (4) being arranged toward the inner side of the track (11).

2. The vehicle-mounted liquid-solid lubrication coating device for the side of the steel rail according to claim 1, wherein: The spray head component (4) comprises a mounting rod (41) and a spray head (42); the mounting rod (41) is mounted on the connecting rod (3) in a sliding manner in a direction toward or away from the track (11); the spray head (42) is mounted on the mounting rod (41) and connected to the spray pipe (21); and a fixing component for fixing the mounting rod (41) is provided on the connecting rod (3).

3. The vehicle-mounted liquid-solid lubrication coating device for the side of the steel rail according to claim 2, wherein: The fixing member comprises a fixing screw (31), one end of the mounting rod (41) is inserted into the connecting rod (3), the fixing screw (31) is threadedly mounted on the connecting rod (3), one end of the fixing screw (31) is provided with an abutment block (311), the mounting rod (41) is provided with an abutment hole (411), the abutment block (311) is connected to the mounting rod (41) by clamping through the abutment hole (411), and a plurality of abutment holes (411) are provided and distributed along the length direction of the mounting rod (41).

4. The on-vehicle liquid-solid lubrication coating device for the side of rail as claimed in claim 2, wherein: A fixed block (7) is provided at one end of the mounting rod (41) facing away from the connecting rod (3); a gear (72) is rotatably mounted on the fixed block (7); a rotating rod (71) is rotatably mounted on the fixed block (7); the gear (72) is coaxially and fixedly connected to the rotating rod (71); the nozzle (42) is connected to one end of the rotating rod (71); a guide rod (74) is slidably mounted on the fixed block (7); an embedded block (741) is provided at one end of the guide rod (74); the embedded block (741) moves in a direction toward or away from the gear (72); the embedded block (741) and the gear (72) are engaged with each other at the tooth groove; a return spring (742) is sleeved on the guide rod (74).

5. The vehicle-mounted liquid-solid lubrication coating device for the side of rail according to claim 4, characterized in that: A limit rod (75) is slidably mounted on the upper edge of the fixed block (7) in a direction toward or away from the embedded block (741); a limit block (76) is arranged at one end of the limit rod (75); a side surface of the limit block (76) is in contact with a side surface of the embedded block (741) facing away from the gear (72); and a limit spring (751) is sleeved on the limit rod (75).

6. The vehicle-mounted liquid-solid lubrication coating device for the side of railway rails according to claim 1, characterized in that: The fixing assembly comprises an arc-shaped clamping bar (5), wherein two clamping bars (5) are provided and are mounted in a ring shape on a spring base (12) of the mounting frame (1), wherein one side of the two clamping bars (5) is rotatably connected, and a locking piece (51) for locking the clamping bar (5) is provided on the clamping bar (5), and one side of the clamping bar (5) is provided with a connecting block (53), and the connecting rod (3) is connected to the connecting block (53).

7. The vehicle-mounted liquid-solid lubrication coating device for the side of the steel rail according to claim 6, wherein: The locking member (51) comprises a locking screw (511) and a locking nut (512); a locking plate (52) is provided on the clamping bar (5); the locking screw (511) is rotatably mounted on the locking plate (52) on one side; the locking nut (512) is threadedly mounted on the locking screw (511) and abuts against a side surface of the locking plate (52) on the opposite side.

8. The vehicle-mounted liquid-solid lubrication coating device for the side of railway rails according to claim 6, characterized in that: A lifting screw (532) is rotatably mounted on the connection block (53); the connection rod (3) is slidably connected to the connection block (53) in a direction toward or away from the track (11); and one end of the connection rod (3) is threadedly connected to the lifting screw (532).

9. The vehicle-mounted liquid-solid lubrication coating device for the side of the steel rail according to claim 6, characterized in that: A plurality of slide bars (54) are slidably mounted on the clamping bar (5) along the radial direction of the clamping bar (5); an arc-shaped clamping plate (55) is arranged at one end of the slide bar (54) facing the inner arc of the clamping bar (5); one side of the clamping plate (55) is in contact with the peripheral wall of the spring base (12); one side of the clamping plate (55) is rotatably connected to a push rod (56); one end of the push rod (56) facing away from the clamping plate (55) is rotatably connected to a side surface of the clamping bar (5); and an adjusting member (6) for driving the push rod (56) to rotate is arranged on the clamping bar (5).

10. The vehicle-mounted liquid-solid lubrication coating device for the side of railway rails according to claim 9, characterized in that: The adjusting member (6) comprises an adjusting screw (61) and an adjusting plate (62); the adjusting screw (61) is threadedly mounted on the connecting block (53); the adjusting plate (62) is slidably mounted on the connecting block (53) along the radial direction of the clamping bar (5) and is rotatably connected to one end of the adjusting screw (61); a sliding hole (621) is provided on the adjusting plate (62); an adjusting block (561) is provided on the push rod (56); and the adjusting block (561) is slidably connected to the adjusting plate (62) via the sliding hole (621).

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