Spraying and melting deicing device for railway contact net

Abstract

The utility model relates to the technical field of mechanical equipment, in particular to a spraying and melting deicing device for a railway contact net. A displacement real-time adjusting device is arranged at the top of a lifting device; the spray melting device comprises a V-shaped groove formed above the displacement real-time adjusting device, a drainage elbow arranged close to the inner wall of the bottom of the V-shaped groove and high-pressure distributors symmetrically arranged on the outer wall of the V-shaped groove, the two ends of the top of the V-shaped groove extend upwards to form parallel side plates, and one end of a hot water high-pressure elbow and one end of a warm water high-pressure elbow are connected with a water supply device; a water outlet of the high-pressure distributor is connected with a water inlet port of a hot water hard high-pressure pipe and a water inlet port of a warm water hard high-pressure pipe, water outlet ports of the hot water hard high-pressure pipe and the warm water hard high-pressure pipe penetrate through the side plates and are provided with high-pressure nozzles fixed to the inner walls of the side plates, the hot water hard high-pressure pipe is arranged in the direction close to the headstock, and the warm water hard high-pressure pipe is arranged in the direction away from the headstock; and the sensor is arranged on one side of the spraying and melting device. The problem that the deicing efficiency is low when an existing railway contact net is manually deiced is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical equipment technical field especially relates to a railway contact net sprays and melts deicing device. BACKGROUND

[0002] The railway contact net is a kind of equipment widely used in the railway system of our country for the continuous supply of power for high-speed motor train unit, is composed of contact suspension (including contact line, dropper and bearing cable etc.), supporting device, positioning device, pillar and foundation part. However, railway contact net belongs to open-air device, when temperature is below zero, rainfall and snowfall will inevitably lead to contact net covering ice and snow, and cause a series of problems: first, contact net ice and snow adhesion can cause the unstable power transmission of contact net to pantograph, easily causes power failure or voltage fluctuation etc. Phenomenon, causes train delay or shutdown;Meanwhile, pantograph is easy to be blocked under the sliding of contact net ice and snow covering, can cause damage to bow and net even destruction;In addition, ice and snow increase the load and wear of equipment, can influence the operation life and reliability of contact net and pantograph. Overall, contact net ice and snow adhesion can influence the smooth operation of high-speed railway, increase the maintenance workload of railway department, increase the travel and operation cost of passenger individual and railway department. Therefore, timely removing ice and snow is crucial for maintaining the normal work of contact net, ensuring power supply stability and train operation safety.

[0003] At present, in actual deicing work, operating personnel rely on track car etc. Carrying tool on railway line to knock and deice. However, artificial deicing has certain problems, on the one hand, artificial labor cost is higher, and artificial deicing is greatly limited by personal experience, physical condition, weather condition and working environment, is difficult to guarantee the removal effect, and the efficiency is lower. On the other hand, when artificial uses tool to knock contact net and deices, it is easy to cause scratch, dent on the surface of contact net, causes damage to contact net. CONTENT OF UTILITY MODEL

[0004] The utility model provides a kind of railway contact net sprays and melts deicing device to solve the problem of low deicing efficiency when the artificial deicing of existing railway contact net.

[0005] The utility model discloses a railway overhead line system spray melting deicing device through the following technical schemes, provide a kind of railway overhead line system spray melting deicing device, comprising: lifting device, lifting device top is provided with displacement real-time adjusting device;Spray melting device, spray melting device includes the V-shaped groove being installed above displacement real-time adjusting device, drainage elbow pipe being arranged close to V-shaped groove bottom inner wall, high pressure distributor being symmetrically arranged in V-shaped groove outer wall, hot water high pressure elbow pipe and warm water high pressure elbow pipe, V-shaped groove top two ends extend upwards with mutually parallel side plate, hot water high pressure elbow pipe and warm water high pressure elbow pipe one end are connected with external water supply device and atomization device respectively, the other end is connected with high pressure distributor water inlet respectively, high pressure distributor water outlet connects the water inlet port of hot water hard high pressure pipe and warm water hard high pressure pipe, the water outlet port of hot water hard high pressure pipe and warm water hard high pressure pipe is set through side plate, and its water outlet port is all provided with high pressure nozzle, high pressure nozzle is fixed in side plate inner wall, hot water hard high pressure pipe is close to the direction of setting of car head, high pressure nozzle arranged on it is used to spray hot water, warm water high pressure elbow pipe is set away from the direction of car head, and high pressure nozzle arranged on it is used to spray warm water high pressure mixed gas;Sensor, sensor is arranged at one side of spray melting device, and sensor is used to detect contact network cable icing thickness, ice block position and form.

[0006] Specifically, two side plate inner walls are symmetrically provided with nozzle concentrated mounting seat, and the high pressure nozzles of the hot water hard high pressure pipe and the warm water hard high pressure pipe are fixed on the nozzle concentrated mounting seat.

[0007] Specifically, a gap is left between the inclined inner walls of the two sides of the V-shaped groove, and the drainage elbow pipe is provided with two ports arranged at the two ends of the gap.

[0008] Specifically, the symmetrically arranged high pressure distributors are connected with three hot water hard high pressure pipes close to the direction of the car head respectively, and connected with one warm water hard high pressure pipe away from the direction of the car head.

[0009] Specifically, the displacement real-time adjusting device comprises a displacement real-time adjusting device base, a linear guide rail is arranged on the displacement real-time adjusting device base, a sliding block is slidably installed on the linear guide rail, a drag plate is fixed to the top of the sliding block, a hinge seat is installed at one end of the drag plate, a hinge is installed in the hinge seat, a lead screw is installed in the hinge, the lead screw is connected with a plum blossom coupling, the plum blossom coupling is connected with the power output end of a speed reducer, the speed reducer is installed on a speed reducer base, and the power input end of the speed reducer is connected with a servo motor.

[0010] Specifically, drag plate protective covers are installed at both ends of the drag plate.

[0011] Specifically, the lifting device comprises a bottom plate, a top plate, a scissor mechanism, a through shaft and a cross shaft, the top of the bottom plate is provided with bottom plate sliding rails and a bottom plate positioning shaft, the bottom plate sliding rails and the bottom plate positioning shaft are arranged on a straight line, the bottom of the top plate is provided with top plate sliding rails and a top plate positioning shaft, the top plate sliding rails and the top plate positioning shaft are oppositely arranged with the bottom plate sliding rails and the bottom plate positioning shaft, the scissor mechanism comprises at least two scissor arm groups, the two scissor arm groups are symmetrically arranged on the two sides of the bottom plate, each scissor arm group comprises two cross-arranged supporting arms, the middle parts of the two supporting arms are connected through a rotating shaft, the end parts of the supporting arms of the two adjacently arranged scissor arm groups are correspondingly connected through rotating shafts upwards, the through shaft is connected to the rotating shafts in the middle parts of the symmetric supporting arms, and the cross shaft is connected to the rotating shafts in the end parts of the symmetric supporting arms, the bottom part of one supporting arm of the lowermost scissor arm group is slidingly installed on the bottom plate sliding rails, the bottom part of the other supporting arm is rotatably installed on the bottom plate positioning shaft, the top part of one supporting arm of the uppermost scissor arm group is slidingly installed on the top plate sliding rails, and the top part of the other supporting arm is rotatably installed on the top plate positioning shaft, and the lifting device is driven to lift by an oil cylinder.

[0012] Specifically, two oil cylinders are arranged, and the two ends of the oil cylinders are fixed on the upper support rod and the lower support rod, the upper support rod and the lower support rod are connected to the symmetric supporting arm rods at the top and the bottom of the scissor mechanism respectively, and the two oil cylinders are arranged close to the two side supporting arms of the scissor mechanism.

[0013] Specifically, the lifting device is provided with a scissor mechanism protective cover around.

[0014] Compared with the prior art, the lifting device has the following beneficial effects:

[0015] (1) The sensor determines the ice and snow coverage position, the lifting device and the displacement real-time adjustment device are started, the position of the V-shaped groove and the contact net is adjusted, the high-pressure nozzle is opposite to the ice and snow coverage point, the water supply device and the atomizing device respectively convey hot water and warm water high-pressure mixed gas to the hot water high-pressure elbow pipe and the warm water high-pressure elbow pipe, the hot water conveyed by the hot water high-pressure pipe is sprayed to the ice and snow coverage point through the high-pressure nozzle, the ice and snow is preliminarily melted, the warm water high-pressure mixed gas conveyed by the warm water high-pressure elbow pipe is used for secondarily flushing the ice and snow residues through the high-pressure nozzle, the ice on the railway contact net is removed, compared with manual ice removal, the ice removal efficiency can be greatly improved, the ice can be effectively removed without damaging the contact net, the device is used for replacing manual ice removal, the ice removal effect is good, the degree of automation is high, a large area can be quickly responded, the device is not limited by human fatigue and bad weather, and the short board of manual ice removal is efficiently made up for.

[0016] (2) The railway overhead contact system spray melting deicing device has the function of spraying anti-icing solution, and can play a key role in the prevention of overhead contact system icing. The device is suitable for alcohol and other anti-icing solutions. Such solutions can effectively delay the icing process of water droplets on the surface of the overhead contact system. In actual application scenarios, when the meteorological monitoring system data indicates that the weather conditions conducive to icing are about to occur, the device can be started along the line by carrying devices such as deicing vehicles. The device will accurately and uniformly spread the anti-icing solution to the key parts of the overhead contact system, and build a thin protective film on the surface. This protective film changes the physical and chemical properties of the overhead contact system surface, reduces the probability of ice nucleus formation, and thus inhibits the growth and accumulation of ice crystals, achieving the preventive protection effect before the overhead contact system icing. Compared with post-icing operations, this pre-icing function has obvious advantages. On the one hand, it reduces the frequency of overhead contact system icing events from the source, reducing the risk of contact failure, wire breakage, and other accidents caused by icing. On the other hand, it reduces the manpower and material resources required for subsequent large-scale deicing operations, shortens the duration of railway line shutdown due to deicing, and provides strong support for maintaining the efficient and stable operation of the railway transportation system. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 FIG. 1 is a perspective view of the railway overhead contact system spray melting deicing device of the present application;

[0018] Figure 2 FIG. 1 is a perspective view of the railway overhead contact system spray melting deicing device of the present application;

[0019] Figure 3 FIG. 1 is a perspective view of the railway overhead contact system spray melting deicing device of the present application;

[0020] Figure 4 FIG. 1 is a perspective view of the railway overhead contact system spray melting deicing device of the present application;

[0021] Figure 5 FIG. 1 is a perspective view of the railway overhead contact system spray melting deicing device of the present application;

[0022] Figure 6 FIG. 1 is a perspective view of the railway overhead contact system spray melting deicing device of the present application;

[0023] Figure 7 FIG. 1 is a perspective view of the railway overhead contact system spray melting deicing device of the present application;

[0024] Figure 8 FIG. 1 is a perspective view of the railway overhead contact system spray melting deicing device of the present application;

[0025] Figure 9 FIG. 1 is a perspective view of the railway overhead contact system spray melting deicing device of the present application;

[0026] Figure 10 FIG. 1 is a perspective view of the railway overhead contact system spray melting deicing device of the present application;

[0027] Figure 11 It is the structure schematic view when the base of the lifting device is lifted;

[0028] Figure 12 It is the side view when the base of the lifting device is lifted;

[0029] Figure 13 It is Figure 9 The partial enlarged view of A in the middle.

[0030] In the drawings, 1, displacement real-time adjustment device; 11, displacement real-time adjustment device base; 12, drag plate; 13, drag plate protective cover; 14, speed reducer; 141, speed reducer seat; 15, servo motor; 16, plum blossom coupling; 17, screw rod; 18, live spirit; 181, live spirit seat; 19, linear guide rail; 191, sliding block; 2, lifting device; 21, oil cylinder; 22, shaft pin; 23, cross shaft; 24, bottom plate; 241, bottom plate slide rail; 242, bottom plate positioning shaft; 25, lower support rod; 26, top plate; 261, top plate slide rail; 262, top plate positioning shaft; 27, scissor mechanism protective cover; 28, scissor mechanism; 29, through core shaft; 3, hose; 4, sensor; 5, spray melting device; 51, spray melting device base; 52, high-pressure distributor; 521, hot water high-pressure pipe; 522, warm water high-pressure pipe; 523, hot water high-pressure elbow pipe; 524, warm water high-pressure elbow pipe; 525, pair of wires; 53, high-pressure nozzle; 54, V-shaped groove; 541, side plate; 55, drainage elbow pipe; 56, nozzle centralized mounting seat.

DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the following will be further detailed in combination with the drawings.

[0032] Please refer to Figures 1-13 The utility model provides a railway overhead line system spray melting deicing device, include: lifting device 2, displacement real-time adjustment device 1, spray melting device 5 and sensor 4;

[0033] Lifting device 2 is installed at the top of the equipment such as maintenance car, deicing car, is used for adjusting the height position of spray melting deicing device, and displacement real-time adjustment device 1 is set up at the top of lifting device 2 for adjusting the transverse position of spray melting deicing device. Figure 4 、 Figure 5 、 Figure 6 And Figure 7As shown, the melting device 5 is arranged above the displacement real-time adjustment device 1, and the melting device 5 comprises a V-shaped groove 54, a drain elbow 55, a high-pressure distributor 52, a hot water high-pressure elbow 523 and a warm water high-pressure elbow 524. In this embodiment, the bottom of the V-shaped groove 54 is fixedly installed on the top of the displacement real-time adjustment device 1 through a melting device base 51, and the top of the V-shaped groove 54 extends upward at both ends with side plates 541 parallel to each other. The drain elbow 55 is connected to the inner wall of the bottom of the V-shaped groove 54. Specifically, the water inlet of the drain elbow 55 is connected to the V-shaped groove 54 through a pair of wires 525. The high-pressure distributor 52 is symmetrically arranged on the outer wall of the V-shaped groove 54. One end of the hot water high-pressure elbow 523 is connected to an external water supply device through a hose 3. The external water supply device is used to deliver hot water to the melting device. One end of the warm water high-pressure elbow 524 is connected to an external atomization device through a hose 3. The external atomization device is used to deliver warm water, anti-freezing solution and warm water high-pressure mixed gas formed by mixing high-pressure gas to the melting device. The other end of the hot water high-pressure elbow 523 and the warm water high-pressure elbow 524 is respectively connected to the water inlet of the high-pressure distributor 52 through a pair of wires 525. The water outlet of the high-pressure distributor 52 is connected to the water inlet ports of a hot water hard high-pressure pipe 521 and a warm water hard high-pressure pipe 522 through a pair of wires 525. The water outlet ports of the hot water hard high-pressure pipe 521 and the warm water hard high-pressure pipe 522 are arranged through the side plates 541, and the water outlet ports are respectively provided with high-pressure nozzles 53. The high-pressure nozzles 53 are fixedly arranged on the inner wall of the side plates 541. The hot water hard high-pressure pipe 521 is arranged close to the head direction, and the high-pressure nozzle 53 arranged thereon is used to spray hot water. The warm water high-pressure elbow 524 is arranged away from the head direction, and the high-pressure nozzle 53 arranged thereon is used to spray warm water high-pressure mixed gas. The sensor 4 is arranged on one side of the melting device 5. The sensor 4 is used to detect the ice thickness, ice block position and shape of the overhead line cable, so as to facilitate the driving of the lifting device 2 and the displacement real-time adjustment device 1 to determine the position of the melting device 5 spraying hot water and warm water high-pressure mixed gas.

[0034] In the embodiment, the ice and snow coverage position is determined by the sensor 4, the lifting device 2 and the displacement real-time adjustment device 1 are started, the relative position of the V-shaped groove 54 and the catenary is adjusted, the ice and snow coverage position is ensured to be between the two side plates 541 of the V-shaped groove 54, the high-pressure nozzle 53 is opposite to the ice and snow coverage position, the external water supply device transmits hot water to the hot water high-pressure elbow pipe 523 through the hose 3, the external atomizing device transmits the warm water high-pressure mixed gas containing the anti-freezing liquid to the warm water high-pressure elbow pipe 524, the hot water transmitted by the hot water high-pressure pipe 521 is first sprayed to the ice and snow coverage position through the high-pressure nozzle 53, the warm water high-pressure mixed gas transmitted by the warm water high-pressure elbow pipe 524 is sprayed to the ice and snow residue through the high-pressure nozzle 53 again, the ice and snow that is not dissolved and falls off is washed away, the warm water high-pressure mixed gas contains the anti-freezing liquid, the catenary is prevented from being frozen again, and finally the water sprayed by the nozzle and the ice and snow washed away flow to the V-shaped groove 54 and are discharged through the drain elbow pipe 55. The hot water is first sprayed to the ice and snow on the catenary, and then the warm water high-pressure mixed gas is sprayed, which not only improves the ice and snow removal efficiency, but also is not easy to cause scratches on the surface of the catenary, and greatly reduces the damage to the surface of the catenary.

[0035] Further, the inner walls of the two side plates 541 are symmetrically provided with nozzle concentrated mounting seats 56, and the high-pressure nozzles 53 of the hot water high-pressure pipe 521 and the warm water high-pressure pipe 522 are fixed on the nozzle concentrated mounting seats 56.

[0036] Further, the inner walls of the two side plates 541 are symmetrically provided with nozzle concentrated mounting seats 56, and the high-pressure nozzles 53 of the hot water high-pressure pipe 521 and the warm water high-pressure pipe 522 are fixed on the nozzle concentrated mounting seats 56.

[0037] Further, the high-pressure distributors 52 symmetrically arranged close to the head direction are respectively connected with three hot water high-pressure pipes 521, and far away from the head direction are respectively connected with one warm water high-pressure pipe 522.

[0038] Further, as shown in Figure 8 , Figure 9 , Figure 10 and Figure 13As shown, the displacement real-time adjustment device 1 comprises a displacement real-time adjustment device base 11, which is provided with linear guides 19 symmetrically near the two sides, and a sliding block 191 is slidably installed on the linear guides 19, and a drag plate 12 is fixed on the top of the sliding block 191, and a hinge seat 181 is installed at one end of the drag plate 12, and a hinge 18 is installed in the hinge seat 181, and a lead screw 17 is installed in the hinge 18, and the lead screw 17 is connected to the power output end of a speed reducer 14 through a plum blossom coupling 16, and the speed reducer 14 is installed on a speed reducer seat 141, and the power input end of the speed reducer 14 is connected to a servo motor 15. In this embodiment, the melting device 5 is installed on the drag plate 12, and when the lateral position of the melting device 5 needs to be adjusted, the servo motor 15 drives the speed reducer 14 to drive the lead screw 17 to rotate, and the hinge 18 is driven to move axially, and the hinge seat 181 is driven to move the drag plate 12 on the linear guides 19 to adjust the lateral position of the melting device 5.

[0039] Further, the drag plate 12 is provided with a drag plate protective cover 13 at both ends.

[0040] Further, as shown in Figure 11 and Figure 12 , the lifting device 2 comprises a bottom plate 24, a top plate 26, a scissor mechanism 28, a through shaft 29 and a cross shaft 23, the bottom plate 24 is provided with bottom plate slides 241 and bottom plate positioning shafts 242 on the top of both sides, the bottom plate slides 241 and the bottom plate positioning shafts 242 are arranged on a straight line, the top plate 26 is installed below the displacement real-time adjustment device base 11, the top plate 26 is provided with top plate slides 261 and top plate positioning shafts 262 at the bottom, wherein the top plate slides 261 and the top plate positioning shafts 262 are oppositely arranged with the bottom plate slides 241 and the bottom plate positioning shafts 242, the scissor mechanism 28 comprises at least two scissor arm groups, the two scissor arm groups are symmetrically arranged on both sides of the bottom plate 24, each scissor arm group comprises two cross-arranged supporting arms, the middle parts of the two supporting arms are connected through a rotating shaft, the end parts of the supporting arms of the two adjacent scissor arm groups are correspondingly connected upward through a rotating shaft, the through shaft 29 is connected to the rotating shafts in the middle parts of the symmetric supporting arms, and the cross shaft 23 is connected to the rotating shafts at the end parts of the symmetric supporting arms, the bottom plate slides 241 are slidably installed on the bottom of one supporting arm of the lowermost scissor arm group, and the bottom of the other supporting arm is rotatably installed on the bottom plate positioning shafts 242, the top plate slides 261 are slidably installed on the top of one supporting arm of the uppermost scissor arm group, and the top of the other supporting arm is rotatably installed on the top plate positioning shafts 262, and the lifting device 2 is driven to lift by the oil cylinder 21.

[0041] Further, the oil cylinder 21 is provided with two, the oil cylinder 21 is fixed on the upper support rod and the lower support rod 25 through the shaft pin 22, the upper support rod is connected to the two symmetric supporting arm rods at the top of the scissor mechanism 28, the lower support rod 25 is connected to the two symmetric supporting arm rods at the bottom of the scissor mechanism 28, and the two oil cylinders 21 are arranged close to the two side supporting arms of the scissor mechanism 28 respectively.

[0042] In the present embodiment, the scissor mechanism 28 is provided with eight scissor arm groups, four groups are symmetrically arranged on both sides of the base plate 24, and the bottom and top scissor arm groups are driven to slide forward and backward along the base plate slide rail 241 and the top plate slide rail 261 respectively by the oil cylinder 21 arranged on the upper support rod and the lower support rod 25, and rotate along the base plate positioning shaft and the top plate positioning shaft 262, so as to realize the contraction of the scissor arm groups around the middle rotating shaft, and the contraction of the adjacent scissor arm groups through the end rotating shaft, thereby enabling the lifting device 2 to operate and realize the longitudinal lifting of the melting device 5.

[0043] Further, the lifting device 2 is provided with a scissor mechanism protective cover 27 around.

Claims

1. A railway contact wire de-icing device, characterized in that, include: A lifting device (2) is provided with a displacement real-time adjustment device (1) on the top of the lifting device (2); The spraying device (5) includes a V-shaped groove (54) installed above the displacement real-time adjustment device (1), a drain bend (55) arranged near the bottom inner wall of the V-shaped groove (54), a high-pressure distributor (52) symmetrically arranged on the outer wall of the V-shaped groove (54), a hot water high-pressure bend (523) and a warm water high-pressure bend (524). The top two ends of the V-shaped groove (54) have parallel side plates (541) extending upwards. One end of the hot water high-pressure bend (523) and the warm water high-pressure bend (524) are respectively connected to an external water supply device and an atomizing device, and the other end is respectively connected to the inlet of the high-pressure distributor (52). The outlet of the high-pressure distributor (52) is connected to the inlet ports of the hot water hard high-pressure pipe (521) and the warm water hard high-pressure pipe (522). The outlet ports of the hot water hard high-pressure pipe (521) and the warm water hard high-pressure pipe (522) are set through the side plate (541), and each of their outlet ports is equipped with a high-pressure nozzle (53). The high-pressure nozzle (53) is fixed to the inner wall of the side plate (541). The hot water hard high-pressure pipe (521) is set close to the front of the vehicle, and the high-pressure nozzle (53) set on it is used to spray hot water. The warm water high-pressure bend pipe (524) is set away from the front of the vehicle, and the high-pressure nozzle (53) set on it is used to spray warm water high-pressure mixed gas. Sensor (4) is located on one side of the spraying device (5) and is used to detect the thickness of ice covering the contact wire cable, the position and shape of the ice block.

2. The railway contact wire de-icing device according to claim 1, characterized in that: The inner walls of the two side plates (541) are symmetrically provided with nozzle central mounting bases (56), and the high-pressure nozzles (53) of the hot water hard high-pressure pipe (521) and the warm water hard high-pressure pipe (522) are fixed on the nozzle central mounting bases (56).

3. The railway contact wire de-icing device according to claim 1, characterized in that: A gap is left between the bottom of the inclined inner walls on both sides of the V-groove (54), and two drain bends (55) are provided with their ports located at both ends of the gap.

4. The railway contact wire de-icing device according to claim 1, characterized in that: The symmetrically arranged high-pressure distributor (52) is connected to three hot water hard high-pressure pipes (521) near the front of the vehicle and to one warm water hard high-pressure pipe (522) away from the front of the vehicle.

5. The railway contact wire de-icing device according to claim 1, characterized in that: The real-time displacement adjustment device (1) includes a real-time displacement adjustment device base (11), a linear guide rail (19) is provided on the real-time displacement adjustment device base (11), a slider (191) is slidably installed on the linear guide rail (19), a slide plate (12) is fixed on the top of the slider (191), a flexible seat (181) is installed at one end of the slide plate (12), a flexible rod (18) is installed in the flexible seat (181), a lead screw (17) is installed in the flexible rod (18), the lead screw (17) is connected to a plum blossom coupling (16), the plum blossom coupling (16) is connected to the power output end of the reducer (14), the reducer (14) is installed on the reducer base (141), and the power input end of the reducer (14) is connected to a servo motor (15).

6. The railway contact wire de-icing device according to claim 5, characterized in that: The two ends of the slide plate (12) are equipped with slide plate protective covers (13).

7. A railway contact wire de-icing device according to claim 1 or 6, characterized in that: The lifting device (2) includes a base plate (24), a top plate (26), a scissor mechanism (28), a through shaft (29), and a horizontal shaft (23). The top two sides of the base plate (24) are provided with base plate slide rails (241) and base plate positioning shafts (242), which are aligned in a straight line. The bottom of the top plate (26) is provided with top plate slide rails (261) and top plate positioning shafts (262), which are opposite to the base plate slide rails (241) and base plate positioning shafts (242). The scissor mechanism (28) includes at least two scissor arm assemblies, which are symmetrically arranged on both sides of the base plate (24). Each scissor arm assembly includes two cross-arranged support arms. The two support arms are connected in the middle by a pivot. The ends of the support arms of two adjacent scissor arm assemblies are connected upwards by a pivot. The through shaft (29) is connected to the pivot in the middle of the symmetrical support arm. The horizontal shaft (23) is connected to the pivot at the end of the symmetrical support arm. The bottom of one support arm of the lowest scissor arm assembly is slidably mounted on the bottom plate slide rail (241), and the bottom of the other support arm is rotatably mounted on the bottom plate positioning shaft (242). The top of one support arm of the highest scissor arm assembly is slidably mounted on the top plate slide rail (261), and the top of the other support arm is rotatably mounted on the top plate positioning shaft (262). The lifting device (2) is driven to lift by a hydraulic cylinder (21).

8. A railway contact wire de-icing device according to claim 7, characterized in that: Two hydraulic cylinders (21) are provided. The two ends of the hydraulic cylinders (21) are fixed on the upper support rod and the lower support rod (25). The upper support rod and the lower support rod (25) are respectively connected to the symmetrical support arm at the top and bottom of the scissor mechanism (28). The two hydraulic cylinders are respectively set close to the two support arms on both sides of the scissor mechanism (28).

9. A railway contact wire de-icing device according to claim 8, characterized in that: The lifting device (2) is surrounded by a scissor mechanism protective cover (27).

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