CN109423980B - Snow removing shovel for track snow removal - Google Patents
Snow removing shovel for track snow removal Download PDFInfo
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- CN109423980B CN109423980B CN201710761407.XA CN201710761407A CN109423980B CN 109423980 B CN109423980 B CN 109423980B CN 201710761407 A CN201710761407 A CN 201710761407A CN 109423980 B CN109423980 B CN 109423980B
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- 239000000725 suspension Substances 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000007664 blowing Methods 0.000 description 79
- 230000000694 effects Effects 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000007789 sealing Methods 0.000 description 5
- 241001417527 Pempheridae Species 0.000 description 4
- 230000003137 locomotive effect Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 241001669679 Eleotris Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H8/00—Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails
- E01H8/02—Methods or apparatus for removing ice or snow from railway tracks, e.g. using snow-ploughs ; Devices for dislodging snow or ice which are carried or propelled by tramway vehicles ; Moving or removing ballast
- E01H8/06—Methods or apparatus for removing ice or snow from railway tracks, e.g. using snow-ploughs ; Devices for dislodging snow or ice which are carried or propelled by tramway vehicles ; Moving or removing ballast essentially by driven tools clearing instruments, e.g. rotary cutting tools or brushes
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
A snow removing shovel for track snow removal, comprising a shovel surface assembly, a sliding frame assembly and a suspension mounting assembly, wherein the shovel surface assembly is connected with the sliding frame assembly, the sliding frame assembly is connected with a track snow remover or other required operation equipment through the suspension mounting assembly, the shovel surface assembly comprises at least two shovel surfaces (1 '), the at least two shovel surfaces (1') are connected through a rotating shaft (16 '), the at least two shovel surfaces (1') are respectively identical in structure and symmetrically mounted around the rotating shaft (16 '), and a wear plate is arranged below the shovel surfaces (1'); the sliding frame assembly comprises a wing-shaped frame (12 ') and a sliding device (13') sliding in the wing-shaped frame (12 '), wherein the wing-shaped frame (12') and the sliding device (13 ') form a three-dimensional structure which is overlapped up and down, the wing-shaped frame (12') is in a triangular structure, and the base angle of the triangular structure is connected with the frame of the track snow remover. The beneficial effects of the invention are as follows: the wing-shaped frame and the sliding device form a vertically overlapped three-dimensional structure, so that the operation angle range is enlarged.
Description
Technical Field
The invention relates to a snow removing shovel for removing snow on a track, in particular to a snow removing shovel for removing snow above a railway steel rail surface, and belongs to the technical field of railway machine design and manufacture.
Background
A large number of railways are built in northern China and in plateau areas, and in winter, the railways are buried by snowfall, so that the safety hidden strings exist on the railways, and the safety operation of the trains is seriously influenced.
There are two ways of manually shoveling snow and mechanically cleaning snow on the surface of the steel rail on the track.
At present, no special device or equipment for track snow removing operation exists in China, only a manual cleaning method can be adopted, the labor capacity is high, the labor intensity is high, the cleaning time is long, in addition, the passing density of a train is high, and the safety of constructors is difficult to ensure.
The foreign railways are widely adopted in a mode of installing a propeller snow cutter or a rotary-cut snow thrower on a railway locomotive to clean deeper snow above the surface of a steel rail so as to ensure that a train can normally pass through. The method needs to install the propeller snow blower or the rotary-cut snow blower right in front of the train, influences the normal linkage of the train, and is not allowed by technical standards of railway industry in China in order to ensure the safety under the condition of higher driving density.
Some airports and highways adopt snow removing shovels to carry out snow shoveling operation in China, but the airports and the highways have smoother roads, no strict requirements on running tracks of vehicles and low requirements on snow shoveling speed. Compared with the snow shovel used in the industries, the snow shovel used in the track snow remover has obvious differences in connection mode, structure and principle.
The invention patent of China with the application number 2015174495. X discloses a snow shovel for track snow removal, which comprises a suspension device, wherein the upper end of the suspension device is connected with a track snow remover vehicle body, the lower end of the suspension device is connected with a snow shovel support, the snow shovel support is connected with a snow shovel body, the snow shovel support is also connected to the track snow remover vehicle body through a lifting cylinder, snow shovel wheels are arranged below the snow shovel support, a side snow shovel is arranged on the side surface of the snow shovel body, a snow shovel plate is arranged at the bottom of the snow shovel body, and a locking hole frame and a locking device are also arranged on the snow shovel support. During snow removing operation, along with the difference of track curve radius and track height, the snow shovel can transversely and longitudinally swing along the round pin axle, and right wheel and left wheel are operated on the rail all the time, and curve radius and track height do not have the influence to snow removing speed and effect, guarantee the normal operating of train. But it cannot change the direction of pushing snow, and cannot adapt to the environmental requirements when pushing snow on one side in certain areas.
Disclosure of Invention
The invention sets that: the direction perpendicular to the rail extension (i.e. parallel to the sleeper) is transverse and the direction parallel to the rail extension is longitudinal.
The invention provides a snow removing shovel for track snow removal, which comprises a shovel surface assembly, a sliding frame assembly and a hanging installation assembly, wherein the shovel surface assembly is connected with the sliding frame assembly, and the sliding frame assembly is connected to a track snow remover or other required operation equipment through the hanging installation assembly; the sliding frame assembly comprises a wing-shaped frame and a sliding device sliding in the wing-shaped frame, the wing-shaped frame and the sliding device form a vertical overlapped three-dimensional structure, the wing-shaped frame is of a triangular structure, the base angle of the triangular structure is connected with the frame of the track snow remover, the vertex angle of the triangular structure is connected with the hanging installation assembly and is arranged on the frame of the track snow remover through the hanging installation assembly, so that the sliding frame assembly is stably connected with the track snow remover through at least three connecting points, one end of the sliding device is movably arranged in a sliding sleeve in the center of the wing-shaped frame, the other end of the sliding device is connected with a rotating shaft of the shovel surface assembly, and a telescopic device is connected between the sliding device and the wing-shaped frame, so that the sliding device is controlled to slide out or retract.
Preferably, the lower part of the sliding device is connected with the wing-shaped frame through the telescopic device, and a swinging device is connected between the upper part of the sliding device and the at least two shovel surfaces so as to adjust the working angle of the shovel surfaces.
In any of the above embodiments, it is preferable that the sliding sleeve of the wing frame forms an angle α with the frame of the snow remover in the vertical direction 1 The value of the method is as follows: alpha is 93 degrees or less 1 ≤95°。
In any of the above schemes, preferably, the included angle between the rotating shaft and the sliding sleeve in the vertical direction is alpha 2 The value of the alpha is 93 degrees or less 2 ≤95°
In any of the above solutions, it is preferable that the sliding sleeve of the wing frame forms an angle alpha with the frame of the snow remover in the vertical direction 1 The rotating shaft forms an included angle alpha with the sliding sleeve in the vertical direction 2 Thus, when the sliding device slides in the wing-shaped frame under the action of the telescopic device, the sliding device is driven by alpha 1 And alpha 2 The sliding device is characterized in that the shovel surface stretches and descends or ascends simultaneously, when the sliding device stretches out in the sliding sleeve, the shovel surface moves forwards and downwards, the height is continuously reduced, and the shovel surface is always kept in a vertical state.
In any of the above schemes, preferably, the rear of the shovel surface comprises an oil cylinder mounting seat, a swing oil cylinder is arranged between the oil cylinder mounting seat and a swing oil cylinder fixing seat at the tail part of the sliding device, and the shovel surface can rotate around a middle rotating shaft under the action of the swing oil cylinder.
The snow removing shovel for track snow removal provided by the first aspect of the invention works in the following manner: when the section is running, the snow removing shovel is in an upper mechanical locking state. When the wing frame is ready for operation, the wing frame is unlocked, then the telescopic device is controlled to extend, the sliding device moves forwards and downwards along with the whole shovel surface until the sliding device extends to the forefront end, and the wing frame is locked with the sliding device when the front part of the wing frame is aligned with the tail part of the sliding device.
At the moment, the snow removing shovel reaches the lowest position, the shovel surface is V-shaped, and the whole vehicle moves forwards to carry out snow shoveling operation towards the two sides of the rail by the maximum snow shoveling depth. The swinging device is controlled to adjust the shovel surface clamp, so that the width of snow shoveling and the operation effect can be adjusted.
When the depth of snow shoveling operation needs to be reduced, the telescopic device is controlled to retract to enable the shovel surface to be lifted until the shovel surface is lifted to the required snow removing depth.
After snow shoveling operation is completed, the swinging device is retracted to the bottommost part, the shovel surface is in a V shape, then the telescopic device is also retracted to the bottommost part, the shovel surface assembly is integrally retracted to the highest part, the wing-shaped frame is aligned and locked with the tail part of the sliding device, the snow removing shovel is in a locking state, and the snow removing shovel is completely positioned in the limiting range of a locomotive and can perform interval running along with a snow removing vehicle.
Compared with the prior art, the invention has the beneficial effects that: the wing-shaped frame and the sliding device form an up-down overlapped three-dimensional structure, the operation angle range can be enlarged, and when the sliding device is retracted, the distance between the shovel surface assembly and the hanging installation assembly can be obviously shortened, so that the operation vehicle can move conveniently, and the running speed is not influenced.
The second aspect of the invention provides a snow removing vehicle comprising a snow removing shovel for track snow removal and a snow blowing device, which comprises a snow blowing device for track snow removal, wherein the snow removing device comprises a horizontal pipeline, two ends of the horizontal pipeline are respectively connected with a fork pipeline I and a fork pipeline II, the fork pipeline I comprises at least two branches, one branch is connected with a snow blower assembly, the other branch is connected with a vertical pipeline I through a pneumatic valve, and the vertical pipeline I is connected with a blowing port assembly at the corresponding end through a front corrugated pipe; the fork-shaped pipeline II and the downstream components thereof are symmetrically arranged with the fork-shaped pipeline I and the downstream components thereof, the snow blower component is an air supply component of a snow blower, the snow blower component comprises a blower, the blower is connected with a hydraulic motor, the blower is a centrifugal blower and is driven by the hydraulic motor, stepless adjustment is realized from zero to the maximum rotation speed, the impact is small when the blower is started and stopped, the snow blower for track snow removal is arranged on a snow removing operation vehicle, and the frame of the snow removing operation vehicle is also provided with the snow removing shovel for track snow removal of the first aspect, so that the snow removing shovel for track snow removal and the snow blower are matched together to complete snow removing operation of a railway ballast bed.
Preferably, the snow blower assembly is connected to the fork-shaped duct I and thus to said horizontal duct by means of a connection hose.
In any of the above schemes, preferably, the fan is mounted on a base I, the hydraulic motor is mounted on a base II, and the fan and the hydraulic motor are mounted on the frame of the snow remover through the base I and the base II.
In any of the above schemes, it is preferable that the horizontal pipeline guides the wind of the fan outlet to the position right above the air blowing port component, the horizontal pipeline adapts to the structural change of the whole car, the section is rectangular, the horizontal pipeline is divided into a plurality of sections, the installation and the disassembly are convenient, each section is formed by welding thin plates, the connection mode is flange connection, a rubber pad is arranged in the middle of each section, and the sealing effect is achieved.
In any of the above embodiments, the horizontal pipe is preferably mounted to the roof rail of the snow plow frame by 4 rectangular clips.
In any of the above schemes, preferably, the rectangular clamp comprises a clamp, a base and a bottom plate, the horizontal pipeline is placed on the base and then clamped by the clamp, the bottom plate is finally connected with the frame through the bottom plate, the bottom plate is welded on a top beam of the frame, the base is fixedly arranged on the bottom plate, and the clamp is connected above the base.
In any of the above schemes, preferably, the pneumatic valve is connected with the horizontal pipeline and the vertical pipeline, the pneumatic valve comprises a valve body, the pneumatic valve is pneumatically controlled, and the valve plate in the valve body can be driven to rotate by 90 degrees by driving the cylinder on the valve body through high-pressure air, so that whether the horizontal pipeline is connected with the vertical pipeline is controlled.
In any of the above solutions, it is preferable that the vertical pipes guide the wind of the horizontal pipes from above to the air outlet assembly at the bottom of the frame, the vertical pipes have a circular cross section, and each vertical pipe is fixed by 1 circular clip.
In any of the above schemes, it is preferable that the circular clamp is of a half-open structure, and comprises a circular clamp I and a circular clamp II, wherein a mounting plate is arranged at the bottom of the circular clamp II, and the circular clamp is connected with the frame through the mounting plate.
In any of the above schemes, preferably, the air blowing port assembly is a key component for blowing snow, and comprises a connecting pipe, one end of the connecting pipe is connected with the corrugated pipe, the other end of the connecting pipe is connected with the middle air blowing port, the middle air blowing port comprises a middle air duct and a middle air nozzle, the middle air duct comprises a middle air duct main body and a middle air duct port, the cross section of the middle air duct is a rectangle with gradually changed area, the longitudinal section of the middle air duct is a combination of the trapezoid and the rectangle, the cross section of the middle air duct port is a rectangle which is gradually reduced, and the cross section of the tail end of the middle air duct port is 75% -90% of the cross section of the head end of the middle air duct port.
In any of the above solutions, it is preferable that the cross-sectional area of the middle air duct main body gradually decreases after maintaining a constant shape with a certain distance from left to right or from right to left, and the certain distance is a distance greater than the pipe diameter of the connecting pipe.
In any of the above aspects, it is preferable that the longitudinal section of the intermediate tuyere is a combination of a rectangle and a trapezoid, and that the intermediate tuyere end portion is smaller than the width of the root portion.
In any of the above schemes, it is preferable that the ports of the middle air duct at two ends of the middle air blowing port are respectively connected with the left side air blowing port and the right side air blowing port.
In any of the above schemes, preferably, the left air blowing port includes a left air duct and a left air nozzle, a head end of the left air duct is connected with the port of the middle air duct, a tail end of the left air duct is in a circular arc structure, a longitudinal section of the left air nozzle is a combination of a rectangle and a trapezoid, an end of the left air nozzle is wider than a root, an outer edge of the left air nozzle is kept flush with an outer edge of the left air duct, and a width of the end of the left air nozzle is gradually increased towards a direction of the middle air nozzle.
In any of the above aspects, preferably, the connection pipe includes a straight pipe section and a bent pipe section, the bent pipe section being connected to the bellows.
In any of the above schemes, it is preferable that the snow blowing widths of the left side air blowing port and the right side air blowing port are not less than 875mm, the snow blowing width of the middle air blowing port is not less than 600mm, the air blowing angle is not less than 105 °, the outlet area of the middle air blowing port is large, the air outlet quantity is large, the outlet areas of the air blowing ports on two sides are small, the air outlet quantity is small, and the theoretical average wind speeds of the air blowing ports on two sides are not less than 100m/s, so that the snow blowing operation can be performed for the whole ballast bed width, and the snow blowing operation of the high-speed railway line transponder area can also be performed only. The air blowing port assembly is made of thin plates by welding, is light in weight, is arranged at the bottom of the snow removing working trolley, descends along with the working trolley during operation, and falls to the position about 40mm away from the rail surface.
In any of the above schemes, preferably, the bellows is located between the air blowing port assembly and the vertical pipeline, and is made of stainless steel plates 1-2mm thick, one end of the bellows is connected with the fixed flange, and the other end of the bellows is connected with the movable flange, so that the problem that bolt holes at two ends are difficult to install due to dislocation is avoided. The bellows has great elasticity, and the blast gate is in the in-process of going up and down along with the work dolly to and the in-process of operation because the motion of work dolly, the relative position between blast gate subassembly and the vertical pipeline can change, and the bellows can adapt to this kind of change and not damage under the circumstances of air-guiding performance and sealing performance.
The working steps of the snow blowing device for track snow removal are as follows: when the snow remover working trolley starts to work, the snow remover working trolley falls onto the rail surface firstly, and because the air blowing port component is arranged at the bottom of the snow remover working trolley, the air blowing port component is lowered to the position which is not less than 40mm away from the rail surface along with the snow remover working trolley, when the snow remover working trolley blows snow forwards, the pneumatic valve at the front side of the snow remover working trolley is closed, the pneumatic valve at the rear side is opened, the horizontal pipeline is communicated with the vertical pipeline through the rear pneumatic valve and then is communicated with the air blowing port component at the rear side of the snow remover working trolley, the fan rotates under the driving of the hydraulic motor, after reaching the working rotating speed, the air pressure and the air quantity required by blowing snow are generated, and the air flows through the connecting hose, the horizontal pipeline, the pneumatic valve at the rear side of the snow remover working trolley, the vertical pipeline and the corrugated pipe, and finally the air blowing port of the air blowing port component at the rear side of the snow remover working trolley blows snow to the road bed at a certain angle, and snow on the road bed is blown off the road bed, so that the snow remover working trolley is realized.
When snow removing operation is performed backwards, only the pneumatic valve at the front side is required to be opened, the pneumatic valve at the rear side is required to be closed, then the fan is driven to the working rotation speed, and snow blowing operation can be performed backwards according to a similar operation flow.
The snow blowing device for track snow removal adopts a non-contact snow removing operation mode, can completely adapt to the operation speed of a snow remover, and cannot damage line equipment such as a transponder; the air blowing port components are symmetrically arranged front and back, and the direction of snow blowing operation can be selected by controlling the pneumatic valve, so that the requirement of bidirectional snow blowing operation is met; install in snow removing dolly bottom, the accessible is blown the angle of blowing of wind gap, adjusts the snow blowing operation effect. The device can be suitable for common railway snow removal, can be matched with other snow removing operation devices such as a rolling brush and the like to form a high-pressure air curtain, reduce the influence of relative air flow on the snow removing operation of the rolling brush and the like due to high-speed forward operation, and improve the snow removing effect.
Drawings
FIG. 1 is a front perspective view of a preferred embodiment of a snow shovel for removing snow from a track in accordance with the present invention;
FIG. 2 is a bottom perspective view of the embodiment of FIG. 1;
FIG. 3 is a perspective view of the shovel surface assembly of the embodiment of FIG. 1;
FIG. 4 is a perspective view of the slide of the embodiment of FIG. 1;
FIG. 5 is a perspective view of the airfoil frame of the embodiment of FIG. 1;
FIG. 6 is a perspective view of the fixed seat of the swing cylinder of the shovel surface of the embodiment shown in FIG. 1;
FIG. 7 is a side view of the snow shovel installation of the embodiment of FIG. 1;
FIG. 8 is a top view of the embodiment of FIG. 1 in an operational position with the snow plow shoveling snow to the left;
FIG. 9 is a top view of the embodiment of FIG. 1 in an operational state for shoveling snow to the right;
FIG. 10 is a top view of the embodiment of FIG. 1 in an operational state for shoveling snow on both sides;
FIG. 11 is a top view of the embodiment of FIG. 1 in a fully retracted state;
FIG. 12 is a top view of the snow shovel of FIG. 1 shown in an incomplete extended position;
FIG. 13 is a front perspective view of a preferred embodiment of a snow blower for removing snow from a track according to a second aspect of the present invention;
FIG. 14 is a schematic view of a fan assembly of the embodiment of FIG. 13;
FIG. 15 is a schematic view of the air blast opening assembly of the embodiment of FIG. 13;
FIG. 16 is a schematic view of the horizontal rectangular tube structure of the embodiment of FIG. 13;
FIG. 17 is a schematic view of the vertical circular tube structure of the embodiment of FIG. 13;
FIG. 18 is a schematic view of the rectangular clip of the embodiment of FIG. 13;
FIG. 19 is a schematic view of the circular clip of the embodiment of FIG. 13;
FIG. 20 is an enlarged partial schematic view of the intermediate tuyere of the embodiment shown in FIG. 15;
FIG. 21 is an enlarged partial schematic view of the intermediate tunnel of the embodiment of FIG. 15;
FIG. 22 is a top view of the left side tuyere of the embodiment shown in FIG. 15;
FIG. 23 is a top view of the right side tuyere of the embodiment shown in FIG. 15;
FIG. 24 is an isometric view of the left side air mover of the embodiment of FIG. 22;
fig. 25 is an isometric view of the right side air blowing port of the embodiment shown in fig. 23.
The numerical references in fig. 1 to 25 denote respectively:
the right side installation seat A3 ' of the shovel surface 2', the right side swing cylinder 4', the swing cylinder pin shaft 5', the swing cylinder fixing seat 6', the tail installation seat A7 ', the left side installation seat A8 ', the left side swing cylinder 9', and the telescopic cylinder pin shaft 10' lock pin shafts
Left abrasion-resistant plate of left side shovel surface 15 'of sliding device 14' of wing-shaped frame 13 'of 11' telescopic oil cylinder 12
16' rotation shaft 17' slotting nut 18' right side shoveling surface 19' right side wear-resisting plate 20' shoveling surface rotation hole plate
21' telescopic cylinder mounting seat 22' sliding shaft 23' wear-resistant strip 24' wear-resistant plate 25' sliding sleeve
26 'front locking aperture plate 27' right side mount B28 'rear locking aperture plate 29' rear mount B
30' -telescopic oil cylinder mounting seat 31' -left mounting seat B33 ' -swinging oil cylinder seat
Front air blowing port assembly 3 of snow blower assembly 2 and rear air blowing port assembly of connecting hose 4
Rear pneumatic valve 9 rectangular clamp 10 horizontal pipeline 11 front pneumatic valve 12 front corrugated pipe 13 base I14 fan 15 base II 16 hydraulic motor 17 left side air blowing port 18 rubber cushion 19 middle air blowing port 20 right side air blowing port 171 left side air channel 172 left side air blowing port 191 middle air channel
192 intermediate tuyere 1911 intermediate air duct body 1912 intermediate air duct port 1913 end
1914 the right wind nozzle of the right wind channel 202 of the head end 201.
Detailed Description
For a better understanding of the present invention, preferred embodiments of a snow removing shovel for track snow removal according to the first aspect of the present invention and preferred embodiments of a snow removing vehicle including a snow removing shovel for track snow removal and a snow blower according to the second aspect of the present invention will be described in detail below with reference to the accompanying drawings, respectively.
Embodiment 1.1A snow removing shovel for track snow removing, as shown in fig. 1-3, comprises a shovel surface assembly, a sliding frame assembly and a suspension mounting assembly, wherein the shovel surface assembly is connected with the sliding frame assembly, the sliding frame assembly is connected to a snow remover through the suspension mounting assembly, the shovel surface assembly comprises a shovel surface 1', the shovel surface 1' is divided into a left shovel surface 14' and a right shovel surface 18', a left wear plate 15' is arranged below the left shovel surface 14', a right wear plate 19' is arranged below the right shovel surface 18', the left shovel surface 14' and the right shovel surface 18' are connected through a rotating shaft 16', the tail end of the rotating shaft 16' is connected with a slotted nut 17', the left shovel surface 14' and the right shovel surface 18' are identical in structure, the left shovel surface 18' and the left shovel surface 14' are symmetrically arranged around the rotating shaft 16', the working surfaces of the left shovel surface 14' and the right shovel surface 18' are in the shape of equal radius circles, and the back of the left shovel surface 14' is provided with a horizontal reinforcing rib plate and a vertical reinforcing plate.
As shown in fig. 4-6, the sliding frame assembly is a mounting part of the shovel surface assembly and a driving part of the shovel surface assembly, and comprises a sliding device 13', a wing frame 12' and a swinging oil cylinder fixing seat 5'. Referring to fig. 4, the main body of the sliding device is a sliding shaft 22', the front end of the sliding shaft 22' is connected with a shovel surface rotating pore plate 20' and a telescopic oil cylinder mounting seat a 21', wear-resisting strips 23' are arranged around the sliding shaft 22', a wear-resisting plate 24' is arranged at the tail of the sliding shaft 22', and a locking hole I is formed in the wear-resisting plate 24 '. The shovel surface rotating orifice plate 20 'includes mounting holes for supporting the shovel surface assembly, and the rotating shaft 16' is inserted into the mounting holes of the shovel surface rotating orifice plate 20 'during mounting, so that the shovel surface rotating orifice plate 20' forms the rotation centers of the left and right shovel surfaces 14', 18', and the wear strips 23 'and the wear plates 24' have guiding and wear-resisting functions.
Referring to fig. 5, the wing-shaped frame comprises a sliding sleeve 25', wherein a cross arm is arranged at the front end of the sliding sleeve 25' at a position which is 1/3 away from the end part and is perpendicular to the axis of the sliding sleeve, and a right side mounting seat B27 'and a left side mounting seat B31' are arranged at two ends of the cross arm and are used for being connected with a frame of a snow remover; the middle parts of the cross arm and the sliding sleeve 25 'are connected with the inclined arm, the front parts of the cross arm and the sliding sleeve are provided with reinforcing ribs, the cross arm, the sliding sleeve 25' and the inclined arm form a main body structure of the wing-shaped frame, and a triangular structure is formed between the cross arm and the inclined arm, so that the structure of the wing-shaped frame is more stable; the sliding sleeve is positioned at the front part of the reinforcing rib and the rear part of the inclined arm and further comprises a front locking pore plate 26' and a rear locking pore plate 28', the rear end of the sliding sleeve is provided with a tail mounting seat B29', the tail mounting seat B29' is connected to the frame of the snow remover through a tail mounting seat A6 ' shown in fig. 1, a telescopic cylinder mounting seat B30 ' is arranged below the rear part of the sliding sleeve 25', and a telescopic cylinder is connected between the telescopic cylinder mounting seat B30 ' and a telescopic cylinder mounting seat A21 ' shown in fig. 4, so that the left side shovel surface 14' and the right side shovel surface 18' slide along the sliding sleeve 25' of the wing-shaped frame under the supporting and telescopic device of the sliding shaft 22', and work or retraction is carried out.
As shown in the figure7, the sliding sleeve 25' of the wing frame forms an angle alpha with the frame of the snow remover in the vertical direction 1 ，α 1 The angle between the rotation axis 16 'and the sliding sleeve 25' in the vertical direction of =93° is α 2 ，α 2 When sliding the sliding means 13' in the wing frame, =93°, due to α 1 And alpha 2 The sliding device 13' moves forwards and downwards when extending out of the sliding sleeve 25', the height of the left side shovel surface 14' and the right side shovel surface 18' is continuously reduced, and the shovel surface 1' is always kept in a vertical state so as to adapt to the depth requirement of snow removing operation. The sliding sleeve 25' plays a role in guiding the movement of the shovel surface assembly and the sliding device shown in fig. 4, and the sliding device is inserted into the sliding sleeve 25' to drive the shovel surface assembly to stretch and retract along the sliding sleeve 25', so that the snow removing depth is controlled. The suspension mounting assembly is a connecting piece of the snow removing shovel and the snow remover vehicle body, as shown in fig. 1, and comprises a left side mounting seat A7 ', a right side mounting seat A2' and a tail mounting seat, wherein one ends of the left side mounting seat A7 'and the right side mounting seat A2' are fixed below a snow remover vehicle frame beam, and the other ends are connected with a left side mounting seat B27 'and a right side mounting seat B31' corresponding to the wing-shaped frame, namely: the left side installation seat A7 'is connected with the left side installation seat B27' in a matching way, and the right side installation seat A2 'is connected with the right side installation seat B31' in a matching way.
Referring to fig. 1 and 2, the rear of the shovel surface 1 comprises an oil cylinder mounting seat, a swing oil cylinder is mounted between the oil cylinder mounting seat and a swing oil cylinder fixing seat 5' at the tail of a sliding device 13' through a swing oil cylinder seat 33' arranged at the front of the swing oil cylinder fixing seat 5', the swing oil cylinder and the swing oil cylinder seat are fixed through a swing oil cylinder pin shaft 4', a left shovel surface 14' and a right shovel surface 18' are respectively rotated around a rotating shaft 16' arranged in the middle of a shovel surface rotating hole plate 20' under the action of a left swing oil cylinder 8' and a right swing oil cylinder 3', and a wing frame 12' is movably connected with the sliding device 13' through a telescopic oil cylinder 11', and a fixed end of the telescopic oil cylinder 11 is connected with the tail of a sliding sleeve 25' of the wing frame 12' and is locked through a telescopic oil cylinder pin shaft 9 '. When the snow shoveling operation to the two sides of the track is required, the shovel surface 1' is retracted backwards under the action of the left swing oil cylinder 8' and the right swing oil cylinder 3', the shovel surface is in a V shape, as shown in fig. 10, at the moment, the included angle between the left shovel surface 14' and the right shovel surface 18' is beta 2, the minimum value of beta 2 is 120 degrees, and the maximum value of beta 2 is 180 degrees; when the snow shoveling operation towards the left side of the track is required, the left side shovel surface 14' is retracted backwards, the right side shovel surface 18' swings forwards, the two shovel surfaces 1' are on the same plane, the shovel surfaces are in a ' V ' -shape, the included angle between the shovel surfaces 1 and the central line of the track is beta 1, the minimum value of beta 1 is 60 degrees, and the maximum value of beta 1 is 90 degrees; when the snow shoveling operation towards the right side of the track is required, the left side shovel surface 14' swings forwards, the right side shovel surface 18' withdraws backwards, the two shovel surfaces 1' are on the same plane, the shovel surfaces are in a ' shape ', the included angle between the shovel surfaces 1 and the central line of the track is beta 3, the minimum value of beta 3 is 60 degrees, and the maximum value of beta 3 is 90 degrees.
As shown in fig. 6, the swing cylinder base 33 'is an octahedron of a triangle-like structure, the octahedron comprises two horizontal bottom surfaces and six vertical side surfaces, the six vertical side surfaces comprise two side surfaces I which are parallel to each other and have the same area, two side surfaces II and III which are parallel to each other and have the area difference which is 6-7 times of the area of the side surface I, and two side surfaces IV which are equal in area and are symmetrically arranged about the longitudinal center line of the octahedron, the octahedron is of an axisymmetric structure, the top end of the bottom surface of the octahedron comprises two through holes for connecting the tail ends of the sliding device 13' shown in fig. 4, the two side surfaces IV of the octahedron are respectively provided with the swing cylinder base 33 'with the through holes, and the through holes are embedded with the swing cylinder pin shafts 4' shown in fig. 1. So that the sliding device 13' slides along the sliding sleeve 25' of the wing frame 12', and the shovel surface 1 swings towards the required working direction under the action of the swinging oil cylinder.
When not in operation, the sliding device 13' retracts along the sliding sleeve 25', the snow removing shovel is retracted to the highest position, the shovel surface 1' is retracted to the bottommost part and is in a V shape, and when the holes of the locking pore plate 28' at the rear part of the wing-shaped frame are aligned with the lock holes at the tail part of the sliding device 13', the locking pin shaft 10' is penetrated to effectively and mechanically lock the sliding device 13 '.
When the snow removing shovel does not work, the snow removing shovel is retracted and locked below the snow removing vehicle frame, the locking is reliable, and the snow removing shovel is completely in the locomotive limiting range, so that the linkage of the snow removing vehicle and other vehicles is not influenced, and the driving safety is not influenced; the middle part of the upper part of the shovel surface 1 'is provided with a U-shaped notch, so that interference with a car coupler is avoided when the shovel surface 1' descends, the shovel surface area is increased as much as possible, and snow shoveling efficiency is improved; in the snow removing process, snow can be shoveled on two sides of the track according to the need, and snow above the track surface can be shoveled on any side of the track; according to the line condition, the angle of the shovel surface 1' can be controlled by adjusting the swinging oil cylinder in the working process, so that the effective snow shoveling width is adjusted, and the depth of snow shoveling operation is controlled by adjusting the telescopic oil cylinder; the left wear-resistant plate 15' and the right wear-resistant plate 19' at the lower part of the shovel surface are nylon wear-resistant plates, when the shovel surface 1' contacts the steel rail surface under the unexpected condition, the nylon wear-resistant plates firstly contact the steel rail, so that the metal surface of the snow removing shovel is prevented from contacting the steel rail and damaging the steel rail under the unexpected condition; the snow removing shovel is always arranged on the snow remover body in the operation process, the risk of falling is avoided, and the snow remover can have higher snow removing operation speed.
Example 1.2A snow shovel for removing snow from a track, which is different from example 1.1 in that: and a transverse arm is arranged at the position 1/4 of the front end of the sliding sleeve from the end part and perpendicular to the axis of the sliding sleeve.
The track snow removing shovel according to the embodiment is in an upper mechanical locking state when running in an interval. When the wing-shaped frame is prepared for operation, the locking pin shaft 10' in the tail lock hole of the wing-shaped frame 12' is firstly taken down, then the extension of the telescopic oil cylinder 11' is controlled, the sliding device 13' moves forwards and downwards with the whole shovel surface 1', the oil cylinder is kept motionless when extending to the forefront end, the front lock hole of the wing-shaped frame 12' is aligned with the tail lock hole of the sliding device 13', and the locking pin shaft is penetrated into the aligned lock hole.
At the moment, the snow removing shovel reaches the lowest position, the shovel surface is V-shaped, and the whole vehicle moves forwards to carry out snow shoveling operation towards the two sides of the rail by the maximum snow shoveling depth. The included angle beta 2 of the shovel surface is adjusted by controlling the left swing oil cylinder 8 'and the right swing oil cylinder 3', so that the width of the snow shoveling and the operation effect can be adjusted.
When the snow is shoveled towards the left side of the track, the right swing oil cylinder 3' is adjusted, so that the right shovel surface 18' swings forwards to be coplanar with the left shovel surface 14', snow removal operation of the snow shoveling towards the left side of the track can be realized, and the shovel surface inclination angle beta 1 can be adjusted according to the condition of the snow removal operation, so that the snow removal width and the operation effect can be adjusted.
When the snow is shoveled towards the right side of the track, the left swing oil cylinder 8' is adjusted, so that the left shovel surface 14' swings forwards to be coplanar with the right shovel surface 18', snow removal operation of the snow shoveling towards the right side of the track can be realized, and the inclination angle beta 3 of the shovel surface can be adjusted according to the condition of the snow removal operation, so that the snow removal width and the operation effect can be adjusted.
When the depth of snow shoveling operation needs to be reduced, only the locking pin shaft 10 'needs to be removed, and the telescopic oil cylinder 11' is controlled to retract to enable the shovel surface to be lifted until the shovel surface is lifted to the required snow removing depth.
After snow shoveling operation is completed, the left swing oil cylinder 8' and the right swing oil cylinder 3' are retracted to the bottommost part, the shovel surface is in a V shape, then the telescopic oil cylinder 11' is also retracted to the bottom part, the shovel surface assembly 1' is integrally retracted to the highest part, the lock hole at the tail part of the wing-shaped frame 12' is aligned with the lock hole at the tail part of the sliding device 13', the locking pin shaft 10' is inserted, the snow shovel is in a locking state, and the snow shovel is located in a locomotive limiting range and can perform interval running along with a snow remover.
Embodiment 2.2A snow removing operation vehicle comprising a snow removing shovel for track snow removing and a snow blowing device, wherein the frame of the snow removing operation vehicle is provided with the snow blowing device for track snow removing, the snow blowing device for track snow removing comprises a horizontal pipeline 10, two ends of the horizontal pipeline 10 are respectively connected with a fork pipeline I and a fork pipeline II, the fork pipeline I comprises at least two branches, one branch is connected with a snow blower assembly 1, the other branch is connected with a vertical pipeline I through a pneumatic valve, and the vertical pipeline I is connected with a blowing port assembly 1 at the corresponding end through a front corrugated pipe; the fork-shaped pipeline II and the downstream components thereof are symmetrically arranged with the fork-shaped pipeline I and the downstream components thereof, the snow blower assembly 1 is an air supply component of a snow blower, the snow blower assembly comprises a blower 14, the blower 14 is connected with a hydraulic motor 16, the blower 14 is a centrifugal blower, the hydraulic motor 16 is used for driving, the stepless adjustment is realized from zero to the maximum rotation speed, the impact is small when the blower 14 is started and stopped, the snow removing shovel for removing snow on a track is further arranged on a frame of the snow removing operation vehicle, and the snow blower for removing snow on the track is matched with the snow removing shovel for removing snow on the track together to finish the snow removing operation of a railway track bed.
The fan impeller is a rotating part of the fan 14 and is also a main working part, the mass is large, the rotating speed of the impeller is rapidly increased or reduced, namely, the impeller needs larger acceleration, the rotating shaft of the impeller and the hydraulic motor generate large driving force or braking resistance, for example, the fan suddenly stops rotating at the normal operation rotating speed, the impeller changes from rapid rotation to stop to need larger acceleration, and the braking resistance generated in short time can even damage the impeller or the hydraulic motor, namely, large impact can be generated. The principle is the same when the fan is started up quickly to the operating speed. The slower the rotational speed of the fan wheel increases and stops, the smaller the acceleration, and the smaller the impact force. The rotating speed of the hydraulic motor is steplessly adjusted by controlling the displacement of the hydraulic pump from zero to the maximum, so that the fan impeller is slowly started or stopped, and the impeller impact is reduced.
The snow blower component 1 is connected with the fork-shaped pipeline I through the connecting hose 3, and then is connected to the horizontal pipeline 10, the connecting hose 3 is made of nylon materials, has good sealing performance and larger elasticity, can play a role in shock insulation, can compensate certain assembly errors, and is convenient to install and overhaul.
The fan 14 is arranged on the base I13, the hydraulic motor 16 is arranged on the base II15, the fan 14 and the hydraulic motor 16 are arranged on the snow sweeper frame through the base I13 and the base II15, the horizontal pipeline 10 guides the wind of a fan outlet to the position right above the blast port assembly, the horizontal pipeline 10 is suitable for the structural change of the whole snow sweeper frame, the cross section is rectangular and is divided into a plurality of sections, the installation and the disassembly are convenient, each section is formed by welding thin plates, the connection mode is flange connection, a rubber pad is arranged in the middle of each section, the sealing effect is achieved, the horizontal pipeline 10 is arranged on the top beam of the snow sweeper frame through four rectangular hoops 9, the rectangular hoops 9 comprise three parts of hoops 21, a base 22 and a bottom plate 23, the horizontal pipeline 10 is placed on the base 22 and is clamped by the hoops 21, and finally, the bottom plate 23 is welded on the top beam of the snow sweeper frame through the bottom plate 23, the base 22 is fixedly arranged on the bottom plate 23, and the hoops 21 are connected above the base 22.
The horizontal pipeline 10 and the vertical pipeline 7 are connected through a front pneumatic valve 11 or a rear pneumatic valve 8, the front pneumatic valve 11 and/or the rear pneumatic valve 8 comprise a valve body, the pneumatic valve adopts pneumatic control, and a cylinder on the valve body is driven by high-pressure air to drive a valve plate in the valve body to rotate by 90 degrees, so that whether the horizontal pipeline is communicated with the vertical pipeline or not is controlled.
The wind of the vertical pipeline 7 with horizontal pipeline 10 is led to the blast gate subassembly department that is located the snow breaker frame bottom from the top, and vertical pipeline cross-section is circular, and every vertical pipeline is fixed through a circular clamp, and circular clamp is half open structure, and it includes circular clamp I24, and circular clamp II25, and there is the mounting panel this circular clamp II25 bottom, links to each other circular clamp and snow breaker frame through this mounting panel.
The air outlet assembly is a key part of snow blowing and is divided into a front air outlet assembly 2 and a rear air outlet assembly 4 which are symmetrically installed, the front air outlet assembly 2 and/or the rear air outlet assembly 4 comprises a connecting pipe, one end of the connecting pipe is connected with a front corrugated pipe 12 and/or a rear corrugated pipe 5, the other end of the connecting pipe is connected with a middle air outlet 19, the middle air outlet 19 comprises a middle air channel 191 and a middle air nozzle 192, the middle air channel comprises a middle air channel main body 1911 and a middle air channel port 1912, the cross section of the middle air channel 191 is a rectangle with gradually changed area, the longitudinal section of the middle air channel 191 is a combination of the trapezoid and the rectangle, the cross section of the middle air channel port 1912 is a rectangle which is gradually reduced, and the cross section of the tail end 1913 of the middle air channel port 1912 is 75% -90% of the cross section of the head end 1914.
The cross-sectional area of the middle air duct main body 1911 gradually decreases after keeping a constant shape with a certain distance from left to right or from right to left, the certain distance is greater than the distance of the pipe diameter of the connecting pipe, the longitudinal section of the middle air nozzle 192 is a combination of a rectangle and a trapezoid, the end part of the middle air nozzle 192 is smaller than the width of the root part, and the middle air duct ports 1912 at the two ends of the middle air blowing port 19 are respectively connected with the left air blowing port and the right air blowing port.
The left air blowing port 17 comprises a left air channel 171 and a left air nozzle 172, the head end of the left air channel 171 is connected with a middle air channel port 1912, the tail end of the left air channel 171 is of an arc structure, the longitudinal section of the left air nozzle 172 is a combination of a rectangle I and a trapezoid I, the end part of the left air nozzle 172 is wider than the root part, the left outer edge of the left air nozzle 172 is kept flush with the left outer edge of the left air channel 171, the width from the root part to the end part of the left air nozzle 172 gradually increases towards the middle air nozzle until the end part 1/4 of the left air nozzle 172, namely the shorter bottom edge of the trapezoid I is collinear with the bottom edge of the left air channel 171, the longer bottom edge of the trapezoid I is collinear with the long edge of the rectangle I, the height of the trapezoid I is 3 times the length of the short edge of the rectangle I, and the bevel edge of the trapezoid I is positioned at the right edge of the left air nozzle 172; the right air blowing port 20 comprises a right air duct 201 and a right air nozzle 202, the head end of the right air duct 201 is connected with a middle air duct port 1912, the right outer edge of the right air nozzle 202 is kept flush with the right outer edge of the right air duct 201, the longitudinal section of the right air nozzle 202 is a combination of a rectangle II and a trapezoid II, wherein the shorter bottom edge of the trapezoid II is collinear with the bottom edge of the right air duct 201, the longer bottom edge of the trapezoid II is collinear with the long edge of the rectangle II, the height of the trapezoid II is 1/2 of the length of the short edge of the rectangle II, the hypotenuse of the trapezoid II is positioned at the left edge of the right air nozzle 202, and the hypotenuse of the trapezoid II extends from the root of the right air nozzle 202 to the end.
The design of the right air nozzle 202 and the left air nozzle 172 fully considers the fluid mechanics principle, and on the basis, the strength of the flow direction of the air flow in the air nozzle is researched through multiple tests and verification, the shape is designed, the design of the right air nozzle 202 and the left air nozzle 172 can improve the air flow strength, the snow blowing efficiency is improved, and the operation effect of the snow blowing device is greatly improved.
The connection tube includes a straight tube section and a bent tube section, which is connected to the front bellows 12.
The snow blowing width of the left side air blowing opening 17 and the right side air blowing opening 20 is 875mm, the snow blowing width of the middle air blowing opening 19 is 600mm, the air blowing angle is 105 degrees, the outlet area of the middle air blowing opening 19 is large, the air outlet quantity is large, the outlet areas of the air blowing openings on two sides are small, the air outlet quantity is small, and the theoretical average air speed of the air blowing openings on two sides is not less than 100m/s, so that the snow blowing operation can be performed for the whole ballast width, and the snow blowing operation of the high-speed railway line transponder area can also be performed only. The air blowing port assembly is made of thin plates by welding, is light in weight, is arranged at the bottom of the snow removing working trolley, descends along with the working trolley during operation, and falls to the position about 40mm away from the rail surface.
The bellows is located between the blast gate subassembly and the vertical pipeline, and the material is 1mm thick corrosion resistant plate, and fixed flange is connected to bellows one end, and the other end is connected for movable flange, consequently can not have the dislocation of both ends bolt hole and be difficult to the problem of installation. The bellows has great elasticity, and the blast gate is in the in-process of going up and down along with the work dolly to and the in-process of operation because the motion of work dolly, the relative position between blast gate subassembly and the vertical pipeline can change, and the bellows can adapt to this kind of change and not damage under the circumstances of air-guiding performance and sealing performance.
In embodiment 2.1, when the snow blower for removing snow from the track starts to operate, the snow blower working trolley falls onto the track surface, and the front air blowing port assembly 2 and the rear air blowing port assembly 4 are mounted at the bottom of the snow blower working trolley and then fall to a height of about 40mm from the track surface, when the snow blower is in forward snow blowing operation, the front air valve 11 is closed, the rear air valve 8 is opened, the horizontal pipeline 10 is communicated with the vertical pipeline through the rear air valve 8 and then communicated with the rear air blowing port assembly 4, the blower 14 is driven by the hydraulic motor 16 to rotate, after the working rotation speed is reached, wind pressure and wind volume required during snow blowing are generated, and finally the wind is blown out from the air blowing port of the rear air blowing port assembly 4 to the track bed at a certain angle, and the snow on the track bed is blown away from the track bed, so that snow blowing operation is realized.
When snow removing operation is performed backward, only the front pneumatic valve 11 is opened, the rear pneumatic valve 8 is closed, and then the fan 14 is driven to the working rotation speed, so that snow blowing operation can be performed backward.
Claims (6)
1. A snow removing shovel for track snow removal, comprising a shovel surface assembly, a sliding frame assembly and a suspension mounting assembly, wherein the shovel surface assembly is connected with the sliding frame assembly, the sliding frame assembly is connected with a track snow remover or other required operation equipment through the suspension mounting assembly, the shovel surface assembly comprises at least two shovel surfaces (1 '), the at least two shovel surfaces (1') are connected through a rotating shaft (16 '), the at least two shovel surfaces (1') are respectively identical in structure and symmetrically mounted around the rotating shaft (16 '), and a wear plate is arranged below the shovel surfaces (1'); the sliding frame assembly comprises a wing frame (12') and a sliding frame assembly arranged on the wing frameA sliding device (13 ') sliding in the frame (12'), the wing-shaped frame (12 ') and the sliding device (13') form a three-dimensional structure which is overlapped on top of each other, and the sliding device is characterized in that: the wing-shaped frame (12 ') is of a triangle structure, the base angle of the triangle structure is connected with the frame of the track snow remover, the vertex angle of the triangle structure is connected with the hanging installation assembly and is arranged on the frame of the track snow remover through the hanging installation assembly, so that the sliding frame assembly is stably connected with the track snow remover through at least three connecting points, one end of the sliding device (13') is movably arranged in the sliding sleeve (25 ') in the center of the wing-shaped frame (12'), the other end of the sliding device (13 ') is connected with the rotating shaft (16') of the shovel surface assembly, and a telescopic device is connected between the sliding device (13 ') and the wing-shaped frame (12'), so that the sliding device is controlled to slide out or retract; the lower part of the sliding device (13 ') is connected with the wing-shaped frame (12') through the telescopic device, and a swinging device is connected between the upper part of the sliding device (13 ') and the at least two shovel surfaces (1') so as to adjust the working angle of the shovel surfaces; the sliding sleeve (25 ') of the wing-shaped frame (12') forms a certain angle alpha with the snow remover frame in the vertical direction 1 The value of the method is as follows: alpha is 93 degrees or less 1 Less than or equal to 95 degrees; the included angle between the rotating shaft (16 ') and the sliding sleeve (25') in the vertical direction is alpha 2 The method comprises the steps of carrying out a first treatment on the surface of the The sliding sleeve (25 ') of the wing-shaped frame (12') forms an angle alpha with the snow remover frame in the vertical direction 1 The rotating shaft (16 ') forms an included angle alpha with the sliding sleeve (25') in the vertical direction 2 Thus, under the action of the telescopic device, the sliding device (13 ') slides in the wing-shaped frame (12'), due to alpha 1 And alpha 2 When the shovel surface stretches and simultaneously descends or ascends, the sliding device (13 ') moves forwards and downwards when extending out of the sliding sleeve (25'), the height of the shovel surface (1 ') is continuously reduced, and the shovel surface (1') is always kept in a vertical state.
2. The snow removing shovel for track snow removal as claimed in claim 1, wherein: the rear of the shovel surface (1 ') comprises an oil cylinder mounting seat, a swing oil cylinder is arranged between the oil cylinder mounting seat and a swing oil cylinder fixing seat (5 ') at the tail of the sliding device (13 '), and the shovel surface (1 ') can rotate around a middle rotating shaft (16 ') under the action of the swing oil cylinder.
3. The snow removing shovel for track snow removal as claimed in claim 1, wherein: the shovel surface (1 ') is divided into a left shovel surface (14') and a right shovel surface (18 '), a left wear-resisting plate (15') is arranged below the left shovel surface (14 '), a right wear-resisting plate (19') is arranged below the right shovel surface (18 '), the left shovel surface (14') and the right shovel surface (18 ') are connected through a rotating shaft (16'), the left shovel surface (14 ') and the right shovel surface (18') are identical in structure and symmetrically installed around the rotating shaft (16 '), working surfaces of the right shovel surface (18') and the left shovel surface (14 ') are of equal-radius circular curved surfaces, horizontal reinforcing ribs and vertical reinforcing plates are arranged at the backs of the left shovel surface (14') and the right shovel surface (18 '), a sliding frame assembly comprises a sliding device (13'), a wing-shaped frame (12 ') and a swing cylinder fixing seat (5'), and a sliding device (13 ') is mainly provided with a sliding shaft (22), and the front end parts of the sliding shaft (22') are connected with the shovel surface rotating plates (20 ') and the telescopic cylinder fixing seats A (21').
4. The snow removing shovel for track snow removal as claimed in claim 3, wherein: wear-resisting strips (23 ') are arranged around the sliding shaft (22'), a wear-resisting plate (24 ') is arranged at the tail of the sliding shaft (22'), a locking hole I is formed in the wear-resisting plate (24 '), the shovel surface rotating pore plate (20') comprises a mounting hole, and the rotating shaft (16 ') is inserted into the mounting hole of the shovel surface rotating pore plate (20') during mounting.
5. The snow removing shovel for track snow removal as claimed in claim 1, wherein: a cross arm is arranged at the position 1/3 of the front end of the sliding sleeve (25 ') away from the end part and perpendicular to the axis of the sliding sleeve, and a right side mounting seat B (27 ') and a left side mounting seat B (31 ') are arranged at two ends of the cross arm and used for being connected with a frame of a snow remover; the middle parts of the cross arm and the sliding sleeve (25 ') are connected with the inclined arm, the front parts of the cross arm and the sliding sleeve (25 ') are provided with reinforcing ribs, the cross arm, the sliding sleeve (25 ') and the inclined arm form a main body structure of the wing-shaped frame, and a triangular structure is formed between the cross arm and the inclined arm.
6. The snow plow for removing snow from rails as claimed in claim 5, characterized in that: the sliding sleeve (25 ') is positioned in front of the reinforcing rib and behind the inclined arm and further comprises a front locking orifice plate (26 ') and a rear locking orifice plate (28 '), the rear end of the sliding sleeve (25 ') is provided with a tail mounting seat B (29 '), and the tail mounting seat B (29 ') is connected to the frame of the snow remover through a tail mounting seat A (6 ').
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| CN110396974B (en) * | 2019-06-21 | 2020-11-20 | 义乌市君胜科技有限公司 | Road snow removing vehicle |
| CN110820663A (en) * | 2019-11-13 | 2020-02-21 | 内蒙古工业大学 | Small-size manpower railway snow sweeper |
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