阅读说明：本技术 一种机车用曲线钢轨润滑涂覆装置 (curved steel rail lubricating coating device for locomotive ) 是由 赵雪澎 曹爱提 袁飞 江万波 杨霄 张祥东 曹传东 马进国 李荣晖 赵萍 于 2019-09-30 设计创作，主要内容包括：本发明公开了机车用曲线钢轨润滑涂覆装置,包括润滑剂供给单元、润滑剂输料单元、润滑剂搅拌单元、喷涂定位单元、隔离变压器,机车车厢内部安装有润滑剂供给单元、润滑剂输料单元中一部分、润滑剂搅拌单元、隔离变压器,车体下部安装有输油管、喷头、喷涂定位单元,机车第四轴或第五轴车轮轴箱体上安装有喷头固定装置,润滑剂输料单元与润滑剂供给单元连接,润滑剂搅拌单元与润滑剂输料单元连接,润滑剂输料单元的输油管与喷头固定装置连接,隔离变压器给润滑剂供给单元、润滑剂输料单元、润滑剂搅拌单元和齿轮泵的动力电动机提供动力。本发明可车载加热,加热设备简单安全,方便实现涂覆作业自动化控制、涂覆作业过程中无人值守。(The invention discloses a curve steel rail lubricating and coating device for a locomotive, which comprises a lubricant supply unit, a lubricant conveying unit, a lubricant stirring unit, a spraying positioning unit and an isolation transformer, wherein the lubricant supply unit, parts in the lubricant conveying unit, the lubricant stirring unit and the isolation transformer are arranged in a locomotive carriage, an oil pipeline, a spray head and the spraying positioning unit are arranged at the lower part of a locomotive body, a spray head fixing device is arranged on a fourth axle or fifth axle wheel axle box body of the locomotive, the lubricant conveying unit is connected with the lubricant supply unit, the lubricant stirring unit is connected with the lubricant conveying unit, the oil pipeline of the lubricant conveying unit is connected with the spray head fixing device, and the isolation transformer provides power for a power motor of the lubricant supply unit, the lubricant conveying unit, the lubricant stirring unit and a gear pump.)

The curve steel rail lubricating and coating device for the locomotive is characterized by comprising a lubricant supply unit, a lubricant conveying unit, a lubricant stirring unit, a spraying positioning unit and an isolation transformer, wherein the lubricant supply unit, a part in the lubricant conveying unit, the lubricant stirring unit and the isolation transformer are installed inside a locomotive carriage, an oil delivery pipe, a spray head and the spraying positioning unit are installed on the lower portion of a locomotive body, a spray head fixing device is installed on a fourth shaft or fifth shaft wheel axle box body of the locomotive, the lubricant conveying unit is connected with the lubricant supply unit, the lubricant stirring unit is connected with the lubricant conveying unit, the oil delivery pipe of the lubricant conveying unit is connected with the spray head fixing device of the spraying positioning unit, the isolation transformer provides power for a power motor of the lubricant supply unit, the lubricant conveying unit, the lubricant stirring unit and a gear pump, and the isolation transformer is installed on a bottom plate inside the locomotive.

2. The lubricating coating device for the curved steel rail for a locomotive according to claim 1, wherein the lubricant supply unit comprises a direct melting device for storing the solid lubricant and heating and melting the solid lubricant into a liquid, the direct melting device comprises an outer heat-insulating barrel, an inner storage barrel, a heater and a heat-insulating layer, the heater is positioned in the outer heat-insulating barrel, the inner heat-insulating barrel is positioned between the inner barrel and the outer barrel, the direct melting device is fixedly arranged on a bottom plate of a locomotive carriage in the locomotive carriage, the heater takes an aluminum plate as a carrier and takes a heating rod as a heating plate of a heating element, the inner storage barrel is a box body with a cross section of an L-shaped inner cavity, the heater is arranged at the lower part of the inner cavity, the outer heat-insulating barrel is a box body with a cross section of an L.

3. The curved rail lubrication coating device of locomotive according to claim 1, wherein said lubricant delivery unit comprises a delivery device for delivering lubricant to the inner side of the rail, said delivery device comprises an upper heating plate, a motor, a gear pump, an oil delivery pipe and a nozzle, said upper heating plate is a mounting plate of a stirring blade and a stirring motor in a gear pump, a motor and a lubricant stirring unit III, said upper heating plate is horizontally mounted and fixed on slotted holes on an internal storage barrel, said gear pump is fixed on the lower part of said upper heating plate and immersed in the lubricant in said internal storage barrel, a power output motor of said gear pump is fixed on the upper part of said upper heating plate and stands outside said whole direct melting device, said upper heating plate has a lubricant outlet of said whole direct melting device, said outlet is directly connected with said oil delivery pipe, said upper heating plate has an aluminum plate as a carrier and a heating rod as a heating element, said oil delivery pipe is divided into two, each responsible for all curves on the same side of the rail, the end of the oil delivery pipe is connected to said upper heating plate, the other 36;

holes are formed on the bottom plate of the locomotive carriage near the direct melting device, ends of the left oil pipeline and the right oil pipeline connecting spray heads penetrate through the holes and are led to wheels outside the locomotive carriage, the spray heads are close to steel rails, and spray nozzles are aligned to the positions of the steel rails needing to be coated with lubrication.

4. The curved rail lubrication coating device for a locomotive as claimed in claim 1, wherein said stirring unit comprises a stirring blade and a stirring motor for stirring the liquid lubricant in the storage barrel inside the melting device, said stirring motor is fixed on the upper middle position of the heating plate on the feeding unit, the two sides of the stirring motor are respectively the power output motors of the left and right gear pumps, the end of said stirring blade is fixed on the shaft of the stirring motor through the coupling connection, and the other end is inserted into the lubricant liquid in a suspended manner.

5. The curved rail lubrication coating device for locomotive according to claim 1, wherein the spray positioning unit comprises a nozzle fixing device for fixing an oil pipe and a nozzle outside a locomotive car, the horizontal position and the vertical position of the nozzle on the nozzle fixing device can be adjusted, and the nozzle fixing device and the nozzle have the following two structures:

the structure , the shower nozzle includes the spray nozzle, the heating element, the inner heat preservation, the outer heat preservation, the upper portion of the said spray nozzle connects with whorl on the lower portion of the heating element through the whorl, the vertical direction of the spray nozzle and heating element forms the included angle with the degree, the upper portion of the said heating element connects and fixes with oil pipeline through the whorl, the said inner heat preservation, outer heat preservation connects and fixes with the heating element through the screw, the said shower nozzle has heating and heat preserving function, the heating element adopts PTC slice heating technology;

the spray head fixing device comprises a support, a conical fixing disc, a horizontal moving pipe, a spray head fixing box and an oil conveying pipe fixing clamp ring, wherein the support is a bent steel frame assembling and welding mechanism, the end of the support is connected with a wheel axle box body of a locomotive through the conical fixing disc, a short bolt fixing combination and a long bolt fixing combination to form a , the end of the support is connected with the horizontal moving pipe through a bolt and a nut, the horizontal moving pipe is connected with the spray head fixing box, the oil conveying pipe fixing clamp ring connects the oil conveying pipe and the spray head fixing box body into a body, and the horizontal moving pipe can adjust and position the spray head in the horizontal direction, or the

The spray head comprises a spray nozzle, a heating body and a heat insulation layer, the upper part of the spray nozzle is connected with the threads on the lower part of the heating body through a nut, and the lower part of the spray nozzle is provided with an oil outlet forming an included angle of 15 degrees with the vertical direction; the heat preservation layer is fixedly connected with the heating body through threads, the upper part of the heating body is fixedly connected with the oil delivery pipe through threads, the oil delivery pipe is connected with an oil delivery pipe fixing frame, and the oil delivery pipe fixing frame is made of polytetrafluoroethylene materials;

the spray head fixing device comprises a support, a conical fixing disc, a horizontal moving pipe fixing bolt combination and an oil conveying pipe fixing frame, wherein the end of the support is connected and fixed with a locomotive wheel axle box body through the conical fixing disc, a short bolt fixing combination and a long bolt fixing combination and is fixed at , the end of the support is connected with the horizontal moving pipe, the horizontal moving pipe is connected with the oil conveying pipe fixing frame, the oil conveying pipe is connected with the oil conveying pipe fixing frame, and the oil conveying pipe can move in the vertical direction of the oil conveying pipe fixing frame;

the oil delivery pipe fixing frame comprises a left fixing disc and a right fixing disc, the left fixing disc is connected with a flat plate of the movable horizontal pipe through a bolt and a nut in a combined mode, the left fixing disc and the right fixing disc are made of polytetrafluoroethylene, each fixing disc is provided with semicircular grooves, and the left fixing disc and the right fixing disc are matched with the tail end of the cylindrical oil delivery pipe.

6. The lubricating coating device for the curved steel rail of locomotive according to claim 5, wherein the bracket comprises a support sleeve, a guide plate, two fixing plates and a guide tube, the guide plate is welded to the end of the support sleeve , the upper parts of the two fixing plates are respectively welded to the support sleeve near the axial middle position, the lower parts of the two fixing plates are respectively welded to the end of the guide tube , the end of the bracket is fixed to the axle box of the locomotive wheel by a conical fixing plate, a short bolt fixing combination and a long bolt fixing combination, and the other end is fixed to the horizontal moving tube by a bolt and nut combination.

7. The curved rail lubrication coating device of claim 6, wherein the support sleeve is made of seamless steel tube, the inner walls of the two ends of the support sleeve are provided with stepped holes with larger diameters, the stepped holes are matched with the conical fixing discs, the support sleeve is matched with the two conical fixing discs and pairs of hoisting process holes on the locomotive wheel axle box body to form a th fixing point to the bracket through a long bolt fixing combination;

the guide plate is of a steel plate structure, a through hole is formed in the end of the guide plate, slotted bolt holes are machined in the other end of the guide plate, the outer cylindrical surface of the support sleeve is matched with the through hole and welded into a -body structure, and the slotted bolt holes are fixedly combined and matched with short bolts and used for fixedly combining the short bolts to form a second fixing point for the support;

the fixed plates are transition flat plates which are used for connecting the support sleeve and the guide pipe, the upper ends of the two fixed plates are provided with a second through hole, and the two fixed plates are respectively matched and welded with the outer cylindrical surface of the support sleeve close to the axial middle of the support sleeve through the second through hole to form an -body structure;

the guide pipe comprises a horizontal bending part and a bending part II which are connected, wherein an outer cylindrical surface of the outer side of the horizontal bending part is matched and welded with the inner sides of the lower ends of the two fixing plates to form a body, an axial long bolt groove is arranged on the wall of the bending part II close to the outer end part, and the bending part II is connected with the horizontal moving pipe through a bolt and nut combination;

the conical fixed disk is a conical cylindrical disk and comprises a middle cone, a large cylindrical table top at the outer side and a small cylindrical table top at the inner side which are connected, the cylindrical disk is provided with an axial hole, the diameter of the large cylindrical table top is larger than or equal to that of the large conical end of the cone, and the diameter of the small cylindrical table top is smaller than or equal to that of the small conical end of the cone; the small cylindrical table surface of the conical fixed disc is matched with the step hole of the support sleeve, the cone is matched with the two hoisting process holes of the locomotive wheel axle box body, and the large cylindrical table surface is matched with the outer side surfaces of the two hoisting process holes of the locomotive wheel axle box body;

the horizontal moving pipe comprises a large sleeve pipe with a large diameter, a fixed plate and a small sleeve pipe with a small diameter, wherein the fixed plate is provided with two blocks, the end of the fixed plate is provided with a connecting hole, the large sleeve pipe is welded to form a body after being connected with the connecting hole, the other end of the fixed plate is welded with the outer cylindrical surface of the small sleeve pipe, the fixed plate is connected with reinforcing plates on two sides, the reinforcing plates are welded with the small sleeve pipe, the large sleeve pipe and the small sleeve pipe form an included angle of 90 degrees, a bolt hole is formed in the end of the large sleeve pipe, and the end of the large sleeve pipe is matched and connected with the end of the guide pipe with;

the nozzle fixing box comprises two fixing plates, a rectangular square box and nozzle fixing bolts, wherein the end of each fixing plate is welded with the outer cylindrical surface of the end of the steel pipe, the end of each fixing plate is connected with the square box through welding, the outer cylindrical surface of the end of the steel pipe is provided with a long bolt groove, the inner cavity of the square box is matched with the nozzle, the end of the long bolt groove of the steel pipe is connected with the horizontal moving pipe, and the nozzle fixing box is connected and fixed with the horizontal moving pipe through bolt and nut combination;

the oil delivery pipe fixing clamp ring comprises a gourd-shaped clamp ring with two holes and groups of bolt and nut combinations, the two holes of the clamp ring are respectively matched with the outer walls of the oil delivery pipe and the nozzle fixing box, and the oil delivery pipe and the nozzle fixing box are wrapped and clamped by the clamp ring in a left-right mode.

8. The lubrication coating device for the curved steel rail of the locomotive as claimed in claim 1, wherein the heater operating voltage of the direct melting device is AC48V, the operating temperature is 110-120 ℃, and the lubricant outlet temperature is 110 ℃;

defeated oil pipe is from taking heating heat preservation function, per meter pipeline power 90W, voltage: AC 48V.

9. The curved rail lubrication coating apparatus for a locomotive according to claim 1, further comprising an electric control unit, wherein an electric control unit body is installed inside a locomotive car, and the isolation transformer supplies power to the electric control unit;

the electric control unit comprises a spraying intelligent control system and a temperature control system, wherein the intelligent control system comprises a microcontroller consisting of an ARM9T processor platform and an information memory connected with the microcontroller, and the information memory is used for storing basic data comprising curve position coordinates and lubricant consumption data and coating operation data records; the keyboard and the display are used for inputting and modifying the curve position coordinates and the lubricant consumption data basic data in the information memory completely through the keyboard/the display under the management of software, and the operation data records can also be operated through the keyboard/the display; the heat preservation and heating control unit is used for controlling the direct melting device to heat the dry lubricant and heat the liquid lubricant in a heat preservation way; a gear pump drive control unit; the feedback detection unit comprises temperature detection and power detection, and when the system is in cold start, the system automatically checks the resistance, current and voltage of each heater; the TAX2 public information interface unit transmits basic data including vehicle speed, distance and direction to the microcontroller;

the temperature control system comprises a temperature controller, and when the temperature measured by the temperature controller exceeds a set value, the intelligent control system automatically cuts off the power supply of the device.

10. The apparatus as claimed in claim 1, wherein the isolating transformer includes an AC isolating transformer and a switching power supply, and the AC380V voltage collected from the locomotive is changed into AC48V to power the lubricant supply unit, the lubricant feeding unit, the electronic control unit, the AC380V voltage is changed into DC48V to power the lubricant stirring unit and the power motor of the gear pump.

Technical Field

The invention relates to the technical field of curved steel rail dry type lubricating and coating equipment, in particular to a curved steel rail lubricating and coating device for locomotives.

Background

The existing railway curve steel rail dry lubrication technology is that solid lubricant is heated and melted into liquid, then the lubricant is coated on the inner side surface of a curve steel rail through coating equipment, the lubricant is instantly solidified and then is rolled on the steel rail through wheels to form layers of lubricating films, the lubricating films play a role in reducing abrasion of the curve steel rail.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide novel curve steel rail lubricating and coating devices for locomotives of freight transportation lines, which have the functions of automatic curve identification, automatic coating operation control, unattended coating operation, monitoring of spraying operation process, data exchange and the like in the operation process, can be used for vehicle-mounted heating, and has simple and safe heating equipment, thereby being convenient to realize intelligent control.

The technical scheme adopted by the invention for solving the technical problems is as follows:

curved rail lubrication coating device for locomotive, which is characterized in that it includes lubricant supply unit, lubricant delivery unit, lubricant stirring unit, spraying positioning unit, isolation transformer, lubricant supply unit, part of lubricant delivery unit, lubricant stirring unit, isolation transformer are installed in the locomotive carriage, oil delivery pipe, nozzle, spraying positioning unit are installed on the lower part of the locomotive body, nozzle fixing device is installed on the fourth shaft or fifth shaft axle box of the locomotive, lubricant delivery unit is connected with lubricant supply unit, lubricant stirring unit is connected with lubricant delivery unit, oil delivery pipe of lubricant delivery unit is connected with nozzle fixing device of spraying positioning unit, isolation transformer provides power for power motor of lubricant supply unit, lubricant delivery unit, lubricant stirring unit and gear pump, isolation transformer is installed on the bottom plate in the locomotive carriage.

The lubricant supply unit comprises a direct melting device which is used for storing solid lubricant and heating and melting the solid lubricant into liquid, the direct melting device comprises an external heat-insulating barrel, an internal storage barrel, a heater and a heat-insulating layer, the heater is positioned in the internal storage barrel, the heat-insulating layer is arranged between the internal barrel and the external barrel, the direct melting device is fixedly arranged on a locomotive carriage bottom plate in a locomotive carriage, the heater takes an aluminum plate as a carrier, a heating rod as a heating plate of a heating element, the internal storage barrel is a box body with an L-shaped inner cavity with section, the heater is arranged at the lower part of the inner cavity, the external heat-insulating barrel is a box body with section, and the heat-insulating layer filled with heat-insulating materials is arranged.

The lubricant conveying unit comprises a conveyor for conveying lubricant to the inner side surface of a steel rail, the conveyor comprises an upper heating plate, a motor, a gear pump, an oil conveying pipe and a spray head, the upper heating plate is a mounting plate of a stirring blade and a stirring motor in the gear pump, the motor and a lubricant stirring unit, the upper heating plate is horizontally mounted and fixed on slotted holes in an internal storage barrel, the gear pump is fixed at the lower part of the upper heating plate and is immersed in the lubricant in the internal storage barrel, a power output motor of the gear pump is fixed at the upper part of the upper heating plate and stands outside the whole direct melting device, the upper heating plate is provided with a lubricant discharge port of the whole direct melting device, the discharge port is directly connected with the oil conveying pipe, the upper heating plate groove takes an aluminum plate as a carrier and a heating rod as a heating element, the oil conveying pipe is divided into a left oil pipe and a right oil pipe, the left oil pipe and the right oil pipe are respectively responsible for all curves in the same side direction of;

holes are formed on the bottom plate of the locomotive carriage near the direct melting device, ends of the left oil pipeline and the right oil pipeline connecting spray heads penetrate through the holes and are led to wheels outside the locomotive carriage, the spray heads are close to steel rails, and spray nozzles are aligned to the positions of the steel rails needing to be coated with lubrication.

The stirring unit comprises a stirring blade and a stirring motor, the stirring motor is used for stirring the liquid lubricant in the storage barrel in the direct-melting device, the stirring motor is fixed in the middle of the upper part of the heating plate on the material conveying unit, the two sides of the stirring motor are respectively provided with a power output motor of a left gear pump and a power output motor of a right gear pump, the end of the stirring blade is connected and fixed on the shaft of the stirring motor through a coupler, and the end of the stirring blade is suspended and inserted into the lubricant liquid.

The spraying positioning unit comprises a spray head fixing device, the spray head fixing device is used for fixing an oil conveying pipe and a spray head outside a locomotive carriage, and the horizontal position and the vertical position of the spray head on the spray head fixing device can be adjusted; the spray head fixing device and the spray head have the following two structures:

the structure is that the spray head comprises a spray nozzle, a heating body, an inner heat-insulating layer and an outer heat-insulating layer, the upper portion of the spray nozzle is connected with threads on the lower portion of the heating body through threads, the spray nozzle and the heating body form a certain included angle in the vertical direction, the upper portion of the heating body is connected and fixed with an oil conveying pipe through threads, the inner heat-insulating layer and the outer heat-insulating layer are connected and fixed with the heating body through screws, the spray head has a heating and heat-insulating function, a heating element adopts a PTC sheet heating technology, the spray head fixing device comprises a support, a conical fixing disc, a horizontal moving pipe, a spray head fixing box and an oil conveying pipe fixing snap ring, the support is a bent steel frame assembly welding mechanism, the end is connected with a locomotive axle box body through the conical fixing disc, a short bolt fixing combination and a long bolt fixing combination, the end is connected with the horizontal moving pipe through a bolt nut, the horizontal moving pipe is connected with the spray head fixing box, the oil conveying pipe and the spray head

The spray head comprises a spray nozzle, a heating body and a heat insulation layer, the upper part of the spray nozzle is connected with the threads on the lower part of the heating body through a nut, and the lower part of the spray nozzle is provided with an oil outlet forming an included angle of 15 degrees with the vertical direction; the heat preservation layer is fixedly connected with the heating body through threads, the upper part of the heating body is fixedly connected with the oil delivery pipe through threads, the oil delivery pipe is connected with an oil delivery pipe fixing frame, and the oil delivery pipe fixing frame is made of polytetrafluoroethylene materials;

the spray head fixing device comprises a support, a conical fixing disc, a horizontal moving pipe fixing bolt combination and an oil conveying pipe fixing frame, wherein the end of the support is connected and fixed with a locomotive wheel axle box body through the conical fixing disc, a short bolt fixing combination and a long bolt fixing combination and is fixed at , the end of the support is connected with the horizontal moving pipe, the horizontal moving pipe is connected with the oil conveying pipe fixing frame, the oil conveying pipe is connected with the oil conveying pipe fixing frame, and the oil conveying pipe can move in the vertical direction of the oil conveying pipe fixing frame;

the oil delivery pipe fixing frame comprises a left fixing disc and a right fixing disc, the left fixing disc is connected with a flat plate of the movable horizontal pipe through a bolt and a nut in a combined mode, the left fixing disc and the right fixing disc are made of polytetrafluoroethylene, each fixing disc is provided with semicircular grooves, and the left fixing disc and the right fixing disc are matched with the tail end of the cylindrical oil delivery pipe.

The support comprises support sleeves, guide plates, fixing plates and guide pipes, wherein the guide plates are welded with ends of the support sleeves, the number of the fixing plates is two, the upper parts of the two fixing plates are respectively welded with the support sleeves at positions close to the axial middle position, the lower parts of the two fixing plates are respectively welded with ends of the guide pipes, the end of the support is fixedly connected to a shaft box body of a locomotive wheel through a conical fixing plate, a short bolt fixing combination and a long bolt fixing combination, and the other end of the support is fixedly connected to a horizontal moving pipe through a bolt and nut combination.

The support sleeve is made of seamless steel tubes, step holes with larger apertures are formed in the inner walls of the two ends of the support sleeve, the step holes are matched with the conical fixed disks in an installing mode, and the support sleeve is matched with the two conical fixed disks and pairs of hoisting process holes in the locomotive wheel axle box body to form a th fixed point for the support through long bolt fixing combination;

the guide plate is of a steel plate structure, a through hole is formed in the end of the guide plate, slotted bolt holes are machined in the other end of the guide plate, the outer cylindrical surface of the support sleeve is matched with the through hole and welded into a -body structure, and the slotted bolt holes are fixedly combined and matched with short bolts and used for fixedly combining the short bolts to form second fixing points for the support;

the fixed plates are transition flat plates which are used for connecting the support sleeve and the guide pipe, the upper ends of the two fixed plates are provided with a second through hole, and the two fixed plates are respectively matched and welded with the outer cylindrical surface of the support sleeve close to the axial middle of the support sleeve through the second through hole to form an -body structure;

the guide pipe comprises a horizontal bent part and a bent part II which are connected, wherein an outer cylindrical surface of the outer side of the horizontal bent part is matched and welded with the inner sides of the lower ends of the two fixing plates to form a body, an axial long bolt groove is arranged on the wall of the bent part II close to the outer end part, and the bent part II is connected with the horizontal moving pipe through a bolt and nut combination;

the conical fixed disk is a conical cylindrical disk and comprises a middle cone, a large cylindrical table top at the outer side and a small cylindrical table top at the inner side which are connected, the cylindrical disk is provided with an axial hole, the diameter of the large cylindrical table top is larger than or equal to that of the large conical end of the cone, and the diameter of the small cylindrical table top is smaller than or equal to that of the small conical end of the cone; the small cylindrical table surface of the conical fixed disc is matched with the step hole of the support sleeve, the cone is matched with the two hoisting process holes of the locomotive wheel axle box body, and the large cylindrical table surface is matched with the outer side surfaces of the two hoisting process holes of the locomotive wheel axle box body;

the horizontal moving pipe comprises a large sleeve pipe with a large diameter, a fixed plate and a small sleeve pipe with a small diameter, wherein the fixed plate is provided with two blocks, the end of the fixed plate is provided with a connecting hole, the large sleeve pipe is welded to form a body after being connected with the connecting hole, the other end of the fixed plate is welded with the outer cylindrical surface of the small sleeve pipe, the fixed plate is connected with reinforcing plates on two sides, the reinforcing plates are welded with the small sleeve pipe, the large sleeve pipe and the small sleeve pipe are arranged at an included angle of 90 degrees, a bolt hole is formed in the end of the large sleeve pipe, and the end of the large sleeve pipe is matched and connected with the end with a long bolt;

the nozzle fixing box comprises two fixing plates, wherein the end of each fixing plate is welded with the outer cylindrical surface of the end of the steel pipe, the end of each fixing plate is connected with the square box through welding, the outer cylindrical surface of the end of the steel pipe is provided with a long bolt groove, the inner cavity of the square box is matched with the nozzle, the end of the long bolt groove of the steel pipe is connected with the horizontal moving pipe, and the nozzle fixing box is connected and fixed with the horizontal moving pipe through bolt and nut combination;

the oil delivery pipe fixing clamp ring comprises a gourd-shaped clamp ring with two holes and groups of bolt and nut combinations, the two holes of the clamp ring are respectively matched with the outer walls of the oil delivery pipe and the spray head fixing box, and the oil delivery pipe and the spray head fixing box form a wrapping clamp through the clamp ring in a left-right mode.

The working voltage of a heater of the direct melting device is AC48V, the working temperature is 110-120 ℃, and the outlet temperature of the lubricant is 110 ℃;

defeated oil pipe is from taking heating heat preservation function, per meter pipeline power 90W, voltage: AC 48V.

The electric control unit comprises a spraying intelligent control system and a temperature control system, wherein the intelligent control system comprises a microcontroller consisting of an ARM9T processor platform and an information memory connected with the microcontroller, and the information memory is used for storing basic data comprising curve position coordinates and lubricant consumption data and coating operation data records; the device comprises a keyboard and a display, wherein the keyboard/the display is used for inputting and modifying operation data completely under the management of software due to the position coordinates of the curve in the information storage and the basic data of the lubricant consumption data, and the operation data recording can also be operated by the keyboard/the display; a gear pump drive control unit; the feedback detection unit comprises temperature detection and power detection, and when the system is in cold start, the system automatically checks the resistance, current and voltage of each heater; the TAX2 public information interface unit transmits basic data including vehicle speed, distance and direction to the microcontroller;

the temperature control system comprises a temperature controller, and when the temperature measured by the temperature controller exceeds a set value, the control system automatically cuts off the power supply of the device.

The isolation transformer comprises an alternating current isolation transformer and a switching power supply, the AC380V voltage collected from the locomotive is changed into AC48V, power is provided for the lubricant supply unit, the lubricant delivery unit and the electric control unit, the AC380V voltage is changed into DC48V, power is provided for the lubricant stirring unit and a power motor of the gear pump, and the isolation transformer is installed on a bottom plate inside a compartment of the locomotive.

The invention has the beneficial effects that:

1. the invention can heat the solid lubricant to melt the lubricant into liquid state, then the liquid state is sprayed on the inner side surface of the curved steel rail through the gear pump, the oil pipeline and the spray head, and layers of lubricating films are formed on the steel rail after the rolling of wheels, thereby playing the role of slowing down the abrasion of the curved steel rail.

2. The direct melting device is arranged, vehicle-mounted heating is achieved, the heating device is simple in mechanism, safe to use and reliable in work, the problems that the coating operation process is complex, low in efficiency and complex in structure, potential safety hazards exist and the like due to the fact that ground station equipment is adopted for heating are solved, and intelligent control is achieved conveniently.

3. The invention relates to two spray head fixing devices, which comprise a bracket, a conical fixed disc, a short bolt fixing combination, a long bolt fixing combination, a horizontal moving pipe and a spray head (oil conveying pipe) fixing frame (or a spray head fixing box). the bracket is fixed on a locomotive wheel axle box through the long and short bolt fixing combinations and the conical fixed disc, and the spray head is indirectly fixed on the bracket in a mode of directly fixing the oil conveying pipe through the horizontal moving pipe.

4. The bracket provided by the invention adopts a welding structure of a plate and a seamless steel tube, has high structural strength and good rigidity, is conveniently manufactured by a blanking process and a welding machine process, is not easy to deform after being stressed, and can well meet the precision requirements of nozzle fixing and adjusting.

5. The guide pipe in the bracket is designed by adopting a seamless steel pipe, so that the weight of the component is reduced, and the manufacturing cost is reduced.

6. The horizontal moving pipe of the invention, the structure corresponding to the structure II in the nozzle fixing device, adopts the structural design of the assembly welding form of a seamless steel pipe sleeve and a flat plate, wherein groups of mounting bolt holes are processed on the sleeve, the bolt holes are matched with long slotted bolt holes at the tail end of a guide pipe on a bracket, the horizontal moving pipe is fixed on the guide pipe on the bracket by adopting bolt and nut combination, the long slotted bolt holes at the tail end of the guide pipe can ensure that the horizontal moving pipe can move and adjust in the horizontal direction, groups of oil conveying pipe fixing frames made of polytetrafluoroethylene are assembled and fixed on the flat plate of the horizontal moving pipe by utilizing four groups of bolt and nuts, the oil conveying pipe is directly fixed and indirectly fixed by utilizing the oil conveying pipe fixing frame which is provided with a semicircular groove shape, the oil conveying pipe can move and adjust in the vertical direction in the oil conveying pipe fixing frame, the horizontal and vertical positions of the spray head are adjusted by utilizing the oil conveying pipe positioning frame, thereby ensuring that a lubricant can be accurately sprayed on a required steel rail position, reducing excessive friction and abrasion of a contact position of a curve steel rail, prolonging the service life of the.

7. The spray nozzle fixing frame is made of polytetrafluoroethylene corresponding to the second structure in the spray nozzle fixing device, the oil conveying pipe is made of plastic and hose materials, the coating device and the spray nozzle fixing device are arranged on a locomotive for operation, the vibration of a working environment is large, and the polytetrafluoroethylene clamping oil conveying pipe increases the mutual friction force and has good enough elasticity.

8. The spray head device of the invention corresponds to the structure II of the spray head and comprises a spray nozzle, a heating body and a heat-insulating layer. The nozzle is made of red copper, so that the heat conduction is strong and the corrosion resistance is realized; the heating element in the heating body is a PTC sheet, so that the space occupation is small, the heating temperature is constant at 150 degrees, and a temperature control electric element is not needed; the heat preservation adopts the bakelite material, and it is effectual to keep warm, and insulating nature is high. The whole small and exquisite simple, the weight of shower nozzle device is little, directly is connected with defeated oil pipe through helicitic texture, need not to fix the shower nozzle alone again.

9. The temperature controller is arranged, so that redundant temperature control is provided for the device, and the whole coating device is safer to work. When the temperature measured by the temperature control system exceeds the allowable value, the control system automatically cuts off the power supply of the device, thereby avoiding safety accidents caused by overhigh heating temperature.

10. The invention can realize the functions of curve automatic identification, intelligent coating operation control, unattended spraying operation process, monitoring of the spraying operation process, data exchange and the like in the dry lubricant coating operation process of the curved steel rail through the control unit. The intelligent spraying control system can collect data from a TAX2 platform of the operation monitor, and determines the running position and the running instantaneous speed of the train by calculating the collected information such as kilometer posts, speed, uplink and downlink, and the like, so as to provide data for the automatic action of the device.

Drawings

The invention is further illustrated at with reference to the following figures and examples:

FIG. 1 is a schematic view of the structure and installation of embodiment 1 of the present invention;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a right side view of FIG. 2;

FIG. 5 is a schematic structural view of a wheel axle housing of the present invention;

FIG. 5-1 is a cross-sectional view B-B of FIG. 5;

FIG. 5-2 is an enlarged view of section II of FIG. 5-1;

FIG. 6 is a front view of the spray head fixture;

FIG. 6-1 is a top view of FIG. 6;

FIG. 6-2 is an enlarged view of section I of FIG. 6-1;

FIGS. 6-3 are front views of the stand;

FIG. 7 is a block diagram of a horizontal travel tube;

FIG. 7-1 is a top view of FIG. 7;

FIG. 8 is a front view of an oil pipe fixing frame of the nozzle fixing box;

fig. 8-1 is a left side view of fig. 8.

FIG. 8-2 is a top view of FIG. 8;

FIG. 9 is a schematic view of a fixed clamp ring structure of an oil pipeline;

FIG. 9-1 is a top view of bitmap 9;

FIG. 10 is a partial front view of a head fixing device of embodiment 2;

FIG. 11 is a partial sectional view B-B of FIG. 10;

FIG. 12 is a schematic view showing a connection structure of the support frame with the horizontally moving pipe and the oil pipe fixing frame according to embodiment 2;

FIG. 12-1 is a left side view of FIG. 12;

FIG. 13 is a structural view of a horizontal movement pipe of embodiment 2;

FIG. 13-1 is a left side view of FIG. 13;

FIG. 14 is a schematic view showing a structure of an oil pipeline fixing frame according to embodiment 2;

FIG. 14-1 is a top view of FIG. 14;

FIG. 15 is a block diagram of the intelligent control system for spraying according to the present invention;

fig. 16 is an electrical schematic of the present invention.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a partial embodiment, not a whole embodiment, of the .