CN211446769U

CN211446769U - Sweeping and sucking working device for railway track bed sewage suction truck

Info

Publication number: CN211446769U
Application number: CN201921034395.1U
Authority: CN
Inventors: 赵强; 李丹奇; 孙荣民
Original assignee: CRCC High Tech Equipment Corp Ltd
Current assignee: CRCC High Tech Equipment Corp Ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-09-08
Anticipated expiration: 2029-07-04

Abstract

A sweeping and sucking working device for a railway track bed dirt suction truck comprises: the front side and the rear side of the operation trolley are respectively provided with two wheel seats, and a working wheel is arranged below each wheel seat and is used for falling onto a steel rail to roll during operation. Four maintenance cover plates are arranged on the top surface of the operation trolley, and the maintenance cover plates are convenient to maintain and replace bristles when being disassembled. The left side and the right side of the front side and the rear side of the operation trolley are respectively connected with two trolley lifting oil cylinders which stretch out and draw back along the vertical direction, the lower parts of the trolley lifting oil cylinders are connected to the operation trolley, and the upper parts of the trolley lifting oil cylinders are connected to a frame of the rail sewage suction truck. The sweeping and sucking working device adopts an operation mode of combining double rolling brush sweeping and vacuum negative pressure sucking, and has good sweeping operation effect and high efficiency. The lifting guide rail forms an angle of 45 degrees with the vertical direction, and the rolling brush descends along the guide direction due to the abrasion of the brush hairs after being worn in use, so that the same distance between the rolling brush device and the suction hood can be kept.

Description

Sweeping and sucking working device for railway track bed sewage suction truck

Technical Field

The utility model relates to a track soil pick-up car, especially a sweeping and sucking work device for track soil pick-up car.

Background

The top of the carriage of the coal transporting train used in the present domestic railway coal transporting special line adopts an open roof structure, when the train passes in and out of the tunnel and the vehicles in the tunnel meet and pass by each other, the formed airflow turbulence can roll the coal dust and partial coal blocks in the carriage out of the carriage and scatter on the surface of a track bed, a drainage ditch and a car-avoiding hole in the tunnel, the sight of a train driver can be seriously influenced by the coal dust brought by the train when the train passes through, and when the coal dust and the coal blocks are deposited thickly, the steel rail, the sleeper, the rail nail fastener and the electrical equipment can be buried, so that the maintenance cannot be carried out, and the driving safety of the train is endangered.

In the prior art at home and abroad, no mechanical device for collecting scattered coal dust and coal briquettes is available, the coal dust cleaning work on the ballast bed is mainly completed manually, the workload is large, and the efficiency is low. Therefore, a high-efficiency and remarkable-effect ballast bed sweeping and sucking coal cleaning working device needs to be designed and developed, driving safety is guaranteed, scattered coal dust can be collected and continuously utilized, labor intensity of workers is reduced, and the problems of large labor amount and low efficiency of manual coal removal are solved.

The Chinese patent application with the publication number of CN108570960A discloses a novel railway ballast bed decontamination method, which mainly comprises the steps that A, after a ballast bed decontamination vehicle runs to an operation area, an operation trolley provided with a blowing and sucking combined operation device is placed on a track; B. starting a dust collection fan to enable the rotating speed of the dust collection fan to reach the operating rotating speed; C. the front rolling brush motor and the rear rolling brush motor are independently or simultaneously started to drive the rolling brushes to clean the surface of the track bed; D. the ballast bed dirt cleaning vehicle sucks up dirt passing through the running position according to the running speed of operation; E. the sucked dirt is filtered by a primary dust removal and storage and transportation device and then stored in a dust collection box; F. after the dust-containing gas after primary dust removal and filtration passes through the dust collection fan, one part of the dust-containing gas is used for back blowing, and the other part of the dust-containing gas is discharged after being filtered by the secondary dust removal and storage and transportation device. The novel railway ballast bed dirt cleaning method integrates the technologies of machine, electricity, liquid and the like, and can clean, remove dust, transport and store different dirt on the surface of the ballast bed. However, the cleaning and dust removing efficiency is still to be examined.

SUMMERY OF THE UTILITY MODEL

The utility model provides a railway ballast bed soil pick-up car is with sweeping suction equipment for sweep railway ballast bed surface buggy and dust, and in time with its dust collector who inhales railway ballast bed soil pick-up car, with the pollution problem of solving ballast bed buggy and dust, guarantee railway electrical equipment and driving safety.

A sweeping and sucking working device for a railway track bed dirt suction truck comprises: the operation trolley is connected with the sewage suction truck through the traction device, the sewage suction truck is provided with the locking device between the operation trolleys, the top of the operation trolley comprises the suction cover, the tail end of the suction cover is connected to the dust collecting device of the sewage suction truck, the operation trolley is further provided with the rolling brush device and used for sweeping and sucking operation, the operation trolley is connected with the sewage suction truck through the lifting guide device, and the operation trolley is convenient to transfer or retract around the operation.

The operation trolley comprises a trolley frame, the trolley frame is of a frame type structure, and the front side and the rear side of the frame type structure are respectively provided with two working wheels which are used for falling onto a steel rail to roll in operation.

One end of the traction device is connected to the top end of a trolley frame of the sweeping and sucking work trolley, the other end of the traction device is connected to a frame of the sewage suction truck, and the traction device is used for drawing the sweeping and sucking work device for the sewage suction truck to work and walk when the railway track bed sewage suction truck works and walks.

The locking device comprises a guide support and a lock tongue, the guide support is fixedly arranged on a frame of the sewage suction truck, the lock tongue is fixedly arranged at the top end of the trolley frame of the operation trolley, and the locking device is used for locking the sweeping and sucking working device on the frame of the sewage suction truck.

Suction cover, suction cover connect on the dolly frame of operation dolly, and suction cover is the local cover mouth of sky circle, the local cover mouth of sky circle is downside rectangle opening, and the upside is circular air outlet, and the local cover mouth of sky circle is connected by two boards of bending and is constituteed to it is circular to pass through to the upper end from the lower extreme rectangle, and circular air outlet is connected with the air-out pipeline of sweeping and inhaling equipment, and the downside rectangle opening of suction cover forms the circular air outlet of sweeping and inhaling equipment for the track soil pick-up car inhales equipment's inlet scoop, inhales the wind of suction cover and arranges into in the dust collector of railway track bed soil pick-up car from the circular air outlet of upside.

The rolling brush device comprises brush hair, a rolling brush shaft, a bearing seat and a guide rail, and the rolling brush device is arranged on the front side and the rear side of the frame of the trolley respectively, wherein the front/rear side direction is defined as the extending direction along the rail; the guide rail is fixedly arranged on the trolley frame, and an included angle between the direction of the guide rail and the vertical direction is an acute angle. The two ends of the rolling brush device are respectively provided with a bearing seat, the two side surfaces of the bearing seats are respectively provided with two grooves, and the rolling brush device is connected with the guide rail of the operation trolley frame through the grooves to realize the lifting of the rolling brush device along the guide rail so as to compensate the abrasion length of the brush hair.

Preferably, the locking device comprises a lock tongue 34, the lock tongue is connected with one end of a third telescopic device, the other end of the third telescopic device is connected with a support plate, two end parts of the support plate are connected with side plates, a return device is arranged between the lock tongue and the third telescopic device, the lock tongue 34 penetrates through the side plates 37, the side plates 37 are connected on the operation trolley 1, the front side and the rear side of the sweeping and sucking working device are respectively provided with a lifting guide bracket 7 and a lifting guide groove 38, the lifting guide grooves 38 are fixed on the operation trolley 1, the lifting guide bracket 7 is fixed on the frame of the rail sewage suction truck, when the operation of the sweeping and sucking working device for the rail sewage suction truck is completed, under the simultaneous action of four trolley lifting devices, the sweeping and sucking working device vertically rises until the lifting guide grooves 38 enter the action range of the lifting guide bracket 7, the sweeping and sucking working device continues to rise until the lower surface of the lock tongue 34 is higher than the upper surface 39 at, at this time, under the action of the third telescopic device and the return device, the bolt 34 extends out through the side plate 37, and then the sweeping and sucking working device descends to enable the bolt 34 to be placed on the locking platform 39 to complete the locking action.

In any of the above schemes, preferably, the left and right sides of the front side and the rear side of the trolley frame are respectively connected with two lifting devices which can stretch and retract along the direction vertical to the track, the lower part of the lifting device is connected to the trolley frame, and the upper part of the lifting device is connected to the frame of the railway track bed sewage suction truck; the lifting device is used for lowering the working trolley down onto the steel rail during operation, and the sweeping and sucking working device is retracted after the operation is finished.

More preferably, the lower parts of the front/rear lifting guide supports 7 are respectively provided with a transverse beam, a trolley transverse device is connected between the transverse beam and the trolley frame, one end of the trolley transverse device is connected to the transverse beam, and the other end of the trolley transverse device is connected to a trolley transverse device base on the trolley frame, so that when a curve section is in, under the thrust action of the transverse device, the trolley deflects along the inner rail of the steel rail, and under the action of transverse component force of the transverse device, the trolley is tightly attached to the steel rail surface, and therefore the trolley can be rapidly folded and unfolded on the curve steel rail.

In any of the above schemes, preferably, the traction device comprises a traction rod and traction rod brackets respectively arranged on the frame of the railway track bed sewage suction truck and the frame of the trolley. The traction rod support is respectively arranged on a railway track bed sewage suction truck frame and a trolley frame, and the traction rod is connected with the traction rod support in a hinged mode.

More preferably, the traction device comprises a base, a traction rod and a traction support, wherein the base is arranged on a frame of the railway track bed sewage suction truck, the traction support is arranged at the top of the frame of the trolley, and the traction rod is respectively connected with the base and the traction support.

In any of the above schemes, preferably, the center of the front/rear side of the top of the trolley frame is respectively connected with a telescopic device arranged along the rail direction, one end of the telescopic device is connected to the trolley frame, the other end of the telescopic device is connected to the lock tongue of the locking device, each lock tongue is provided with a spring, the telescopic device and the springs are used for retracting the lock tongue during operation, so as to unlock the sweeping and sucking working device for the railway track bed sewage suction truck, and after the operation is finished, the sweeping and sucking working device for the railway track bed sewage suction truck is locked on the railway track bed sewage suction truck frame.

In any of the above schemes, preferably, the suction hood is connected to the trolley frame through a bolt, an adjusting cushion block is further arranged at a connection position between the suction hood and the trolley frame, and the suction hood is lifted or lowered relative to the trolley frame through adjusting the adjusting cushion block.

The round-the-sky and square-place cover opening is transversely provided with two side-by-side cover openings which are positioned between the rolling brush devices, an included angle between a connecting side wall between the top edge and the bottom edge of the round-the-sky and square-place cover opening and the vertical direction is called as a diffusion angle, and the angle of the diffusion angle is 30-90 degrees.

In any of the above schemes, preferably, two ends of the rolling brush device are respectively connected with a driving device to drive the two rolling brush devices to rotate inwards at the same time, a second telescopic device arranged along the direction of the guide rail is connected above the bearing seat, the other end of the second telescopic device is connected to the trolley frame, the rolling brush device is lifted or lowered along the guide rail under the action of the second telescopic device, the axial direction of the guide rail forms an angle of 45 degrees with the vertical direction, the function of the guide rail is to make the lowering distance of the rolling brush equal to the horizontal moving distance, and the bristles are connected with the rolling brush shaft through a separated fixing ring.

Four access holes are formed in the top of the trolley frame, so that parts in the trolley frame can be conveniently checked and maintained.

The working principle of the sweeping and sucking working device for the track sewage suction truck is as follows: during sweeping and sucking operation, a railway track bed sewage suction truck walks and pulls a sweeping and sucking working device for the railway track bed sewage suction truck moves along a steel rail, a driving device drives rolling brush devices to rotate, the two rolling brush devices rotate inwards at the same time, garbage pollutants such as pulverized coal and dust on a track bed are swept into a suction cover, meanwhile, a suction fan rotates to form suction force (air suction flow) at the opening of the suction cover, corresponding garbage pollutants are sucked into the suction cover, and then the garbage pollutants are filtered by a dust removal system through a connecting pipeline and then fall into a conveying belt through a discharger, and materials are conveyed away through the conveying belt.

Compared with the existing scheme, the sweeping and sucking working device for the railway ballast bed sewage suction truck not only has the characteristic of online operation, but also gives corresponding initial speed to the coal dust and the dust through the rolling brush device, so that the capability of collecting the coal dust and dust debris in the ballast bed by the sweeping and sucking working device is improved, and the cleaning efficiency and the cleaning effect are improved; the diffusion angle of the suction hood is set to be 30-90 degrees, so that the internal airflow is more uniform and reasonable, and the rolling brush device rises and falls along an angle of 45 degrees, so that the rolling brush device falls due to the abrasion of bristles and the same distance between the rolling brush device and the suction hood can be kept. Ensuring the same sweeping and sucking effect. By adopting the scheme, the manual operation is not needed to be used for removing coal in the sleeper range which wastes time and labor, the defects of low manual coal removal efficiency, high labor intensity, unclean coal removal and the like are overcome, and the scheme can efficiently realize the collection, dust removal, unloading and other work of materials such as sand stones and coal powder through a sweeping and sucking operation mode.

Further operations are known to those of ordinary skill in the art and will not be described in detail.

The key innovation points of the technical scheme are as follows:

1. railway roadbed soil pick-up car is with sweeping away suction work device adopts two brush rolls to sweep and inhales the operation mode that combines with vacuum negative pressure, cleans the operation effectual, efficient. The top end is provided with four maintenance ports, so that the bristles are convenient to maintain and replace, a workshop trench is not needed, and the bristles can be replaced at an operation point.

2. The utility model discloses the guide rail that well round brush device goes up and down becomes 45 jiaos with vertical direction, and level and vertical distance are the same when round brush device descends, and the round brush descends because of brush hair wearing and tearing along the direction messenger round brush device after along using wearing and tearing and can keep the same interval between round brush device and the suction hood. Ensuring the same sweeping and sucking effect. The roller brush adopts a profiling design matched with the shape of the ballast bed, and is suitable for ballast bed and ballastless ballast bed.

3. The utility model discloses well suction hood adopts the local cover mouth of sky circle, and the local cover mouth diffusion angle of sky circle makes the buggy be continuous accelerated motion in suction hood through emulation calculation, improves and inhales coal efficiency. The top end of the sweeping and sucking working device adopts a single traction device and a bolt type locking mechanism, so that the sweeping and sucking working device is simple and reliable in structure and small in occupied space.

Drawings

Fig. 1 is a front view of a preferred embodiment of a sweeping and sucking working device for a track sewage suction truck according to the present invention;

FIG. 2 is another directional view of the sweeping device for the track-type sewage suction truck of FIG. 1;

FIG. 3 is a side view of a sweeping and sucking work apparatus for the track-type sewage suction truck of FIG. 1;

FIG. 4 is a schematic view of the construction of the suction hood in the embodiment of FIG. 2;

FIG. 5 is a front view of the roll brush assembly of the embodiment of FIG. 2;

FIG. 6 is a front view of the draft gear in the embodiment of FIG. 1;

FIG. 7 is a schematic structural view of the locking mechanism in the embodiment of FIG. 1;

FIG. 8 is a schematic view of the sweeping and sucking device for the railway track bed sewage suction truck shown in FIG. 1;

FIG. 9 is a schematic structural view of a preferred embodiment of the roll brush assembly;

FIG. 10 is a side view of the roll brush assembly of the embodiment of FIG. 9;

FIG. 11 is a schematic view of the roller brush shaft of the embodiment of FIG. 9;

FIG. 12 is a schematic view of the structure of the semi-circular short rolling brush in the embodiment of FIG. 9;

FIG. 13 is a schematic view of the structure of the semi-circular long rolling brush in the embodiment of FIG. 9;

FIG. 14 is a schematic view of the construction of the bristle shown in the embodiment of FIG. 11;

FIG. 15 is a schematic view of a separate type retainer ring in the embodiment of FIG. 9;

FIG. 16 is a schematic view of the locking ring of the embodiment of FIG. 9;

FIG. 17 is a schematic view of the bearing seat of the embodiment of FIG. 9;

the numerical designations in fig. 1-17 have the meanings given below, respectively:

1 operation dolly 2 wheel seat 3 overhaul cover plate 4 dolly lift cylinder 5 dolly sideslip hydro-cylinder

6 working wheel 7 lifting guide support 8 locking mechanism 9 traction device 10 rolling brush device

11 guide rail 12 suction hood 13 telescopic bellows 14 adjusting pad 15 oil cylinder seat

16 sideslip beam 17 round sky and square place cover mouth 18 connecting base 19 connecting beam 20 connecting pipe

21 guide plate 22 support ring 23 rolling brush shaft 24 bearing seat 25 hydraulic motor

26-roller brush lifting oil cylinder 27, 28-separation type fixing ring 29, middle trunnion 30 profiling roller brush

31 draw bar 32 front draw seat 33 rear draw seat 34 bolt 35 cylinder

36 spring 37 side plate 38 lifting guide groove 39 locking platform

101 rolling brush shaft 102 bearing block assembly 103 hydraulic motor 104 lift cylinder 105 cylinder lug

106 semicircle short rolling brush 107 semicircle long rolling brush 108 unilateral spacing disc 109 separation type fixed ring 1010 short key

111 long key 112 seamless steel pipe 113 fixed type shaft head 114 internal spline shaft head 115 external spline shaft head

116 double-side limiting disc 117 semicircular short brush roller 118 brush bristles 119 semicircular long brush roller 120 nylon wire

121 steel sleeve 122 semicircular fixing ring 123 bolt 124 locking fixing ring 125 semicircular locking fixing ring

126 bolt 127 bearing block 128 bearing 129 pin 130 bearing end cover 131 bolt

132 pin 133 a first conical surface 134 a second conical surface.

Detailed Description

The following is a further description of this patent with reference to the attached drawings, and the preferred embodiment of the sweeping and sucking working device for the track sewage suction truck of the present invention. In this embodiment, the direction parallel to the rail extension is the longitudinal direction and the direction parallel to the ties is the transverse direction.

Embodiment 1.1 a sweeping and sucking working device for a railway track bed sewage suction truck, as shown in fig. 1 and 2, comprises: the operation trolley 1 is of a frame structure, the front side and the rear side of the operation trolley 1 are respectively provided with two wheel seats 2, and a working wheel 6 is arranged below each wheel seat 2 and is used for falling onto a steel rail to roll during operation. Four maintenance cover plates 3 are arranged on the top surface of the operation trolley 1, and the maintenance cover plates 3 are convenient to maintain and replace bristles when being disassembled. The left side and the right side of the front side and the rear side of the operation trolley 1 are respectively connected with two trolley lifting oil cylinders 4 which stretch out and draw back along the vertical direction, the lower parts of the trolley lifting oil cylinders 4 are connected to the operation trolley 1, and the upper parts of the trolley lifting oil cylinders 4 are connected to the frame of the rail sewage suction truck; the trolley lifting oil cylinder 4 is used for lowering the sweeping and sucking working device onto the steel rail during operation and retracting and lifting the sweeping and sucking working device to a locking position after the operation is finished.

The front side and the rear side of the operation trolley are respectively provided with a lifting guide bracket 7 for moving to a locking position along the lifting guide brackets 7 when the operation trolley 1 is lifted, the front side and the rear side of the operation trolley 1 are respectively provided with a trolley transverse oil cylinder 5, one end of the trolley transverse oil cylinder 5 is connected with a wheel seat 2 of a trolley working wheel 6, and the other end of the trolley transverse oil cylinder 5 is connected with the lifting guide brackets 7. The lifting guide support 7 is welded on the frame of the track sewage suction truck, and the front side and the rear side of the top of the operation trolley 1 are respectively provided with a set of locking mechanisms 8 for fixing the sweeping and sucking working device on the frame of the track sewage suction truck.

One end of the traction device 9 is connected to the top end of the operation trolley 1, the other end of the traction device is connected to the frame of the sewage suction truck, and the traction device 9 is used for drawing the sweeping and sucking working device for the sewage suction truck to work and walk when the railway track bed sewage suction truck works and walks. Two rolling brush devices 10 are transversely arranged in the operation trolley 1, the rolling brush devices 10 can lift along a guide rail 11 fixed on the operation trolley 1, and the direction of the guide rail 11 forms 45 degrees with the vertical direction. This angle allows the roll brush device 10 to be lowered by the same horizontal movement as the vertical movement, so that the roll brush device 10 is lowered due to the wear of the brush hairs to maintain the same distance between the roll brush device 10 and the suction hood. Ensuring the same sweeping and sucking effect. A set of suction hood 12 is arranged between the two rolling brush devices 10, two air outlets on the upper part of the suction hood 12 are respectively connected with a telescopic corrugated pipe 13, and the other end of the telescopic corrugated pipe 13 is connected with a pipeline of a dust remover of the sewage suction truck, so that sewage enters the dust remover through the suction hood 12 and the telescopic corrugated pipe 13 along the pipeline for separation treatment. A certain number of adjusting base plates 14 are arranged at an air outlet at the upper part of the suction hood 12, and the suction hood 12 is adjusted to ascend and descend relative to the working trolley 1 in the vertical direction through changing the number of the adjusting base plates 14.

As shown in figures 2 and 3, a trolley transverse oil cylinder 5 is respectively arranged at the front/back of a trolley frame 1, one end of the trolley transverse oil cylinder is connected with a transverse beam 16 through an oil cylinder seat 15, and the transverse beam 16 is fixedly arranged below a lifting guide bracket 7. When the track sewage suction truck operates on a curve, the central line of the frame of the sewage suction truck deviates from the central line of the track, so that the sweeping and sucking working device for the railway track bed sewage suction truck deviates from the center of the track, and at the moment, when the sweeping and sucking working device for the railway track bed sewage suction truck is lowered on the curve, the sweeping and sucking working device for the railway track bed sewage suction truck accurately descends onto a steel rail to perform sweeping and sucking operation by adjusting the telescopic amount of the trolley transverse moving oil cylinder 5.

As shown in fig. 4, the suction hood 12 is mainly composed of two dome-shaped and square hood openings 17 arranged side by side, the dome-shaped and square hood opening 12 has a rectangular opening at the lower side and a round air outlet at the upper side, and the included angle between the connecting side wall between the upper edge and the lower edge of the dome-shaped and square hood opening and the vertical direction is called the diffusion angle, and the diffusion angle of the dome-shaped and square hood opening in this embodiment is 30 ° to 90 °. The longitudinal front side and the longitudinal back side of the dome-shaped and square cover opening 17 are respectively welded and fixed with two connecting bases 18, and the two connecting bases 18 on the same side are connected together through a connecting beam 19, so that the two dome-shaped and square cover openings are connected together. The guide plates 21 are respectively arranged on the front side and the rear side of the lower part of the dome cover opening in the longitudinal direction, the guide plates 21 are used for reducing the gap between the rolling brush device 10 and the suction hood 12, so that more dirt is swept by the rolling brush device 10 and enters the suction hood 12, the upper part of the dome cover opening 17 is connected to one end of a connecting pipe 20, the other end of the connecting pipe 20 is connected with a telescopic corrugated pipe 13, a support ring 22 is arranged in the middle of the connecting pipe 20, and the support ring 22 is arranged on the adjusting base plate 14 and is fixed on the operation trolley 1 through bolts. An air suction opening of the sweeping and sucking working device for the track sewage suction truck is formed by an opening at the lower side of the suction hood 12, and air sucked into the suction hood 12 is discharged into a dust removing device of the railway track bed sewage suction truck from a circular air outlet at the upper side.

As shown in fig. 5, a rolling brush shaft 23 at the center of a rolling brush device 10 is connected with a working trolley 1 through bearing seats 24 at two sides, the bearing seats 24 can move along guide rails 11 at two sides, a hydraulic motor 25 is respectively arranged at two sides of the rolling brush device 10, the hydraulic motor 25 is arranged on the bearing seats 24, meanwhile, the hydraulic motor 25 is connected with the rolling brush shaft 23 through keys and drives the rolling brush shaft 23 to rotate, a rolling brush lifting cylinder 26 is arranged on the bearing seat 24, a middle trunnion 29 on the rolling brush lifting cylinder 26 is fixed on the working trolley 1, the rolling brush device 10 is lifted up or lowered down by adjusting the two rolling brush lifting cylinders 26 simultaneously, four rolling brushes 27 and four profiling rolling brushes 30 are fixed on the rolling brush shaft 23 through a separating fixing ring 28, the outer surface of the profiling rolling brush 30 is designed according to the shape of the upper surface of a sleeper, so that the hydraulic motors 25 at two sides of the concave surface of the sleeper can provide driving force to drive the rolling brush shaft 23, while the rolling brush 27 rotates to lift the floor dirt into the suction hood 12.

As shown in fig. 6, one end of a traction rod 31 in the traction device 9 is connected with a front traction seat 32 in a hinged manner, the front traction seat 32 is welded and fixed on a frame of the rail sewage suction truck, the other end of the traction rod 31 is connected with a rear traction seat 33 in a hinged manner, the rear traction seat 33 is fixed at the middle position of the top end of the working trolley 1 in a welded manner, and the rail sewage suction truck pulls the sweeping and sucking working device to work and move forward through the traction device 9.

As shown in fig. 7, a lock tongue 34 in the locking mechanism 8 is connected with an air cylinder 35, a return spring 36 is arranged between the lock tongue 34 and the air cylinder 35, the lock tongue 34 passes through a side plate 37, the side plate 37 is fixed on the operation trolley 1 in a welding manner, the front side and the rear side of the sweeping and sucking working device are respectively provided with a lifting guide bracket 7 and a lifting guide groove 38, the lifting guide grooves 38 are fixed on the operation trolley 1, the lifting guide bracket 7 is fixed on the frame of the rail sewage suction truck, the sweeping and sucking working device for the rail sewage suction truck is completed, under the simultaneous action of four trolley lifting oil cylinders 4, the sweeping and sucking working device vertically ascends until the lifting guide grooves 38 enter the action range of the lifting guide bracket 7, the sweeping and sucking working device continuously ascends under the action of the lifting guide bracket 7 until the lower surface of the lock tongue 34 is higher than the upper surface of the locking platform 39 to stop ascending, the latch 34 extends through the side plate 37 and the sweeper truck is lowered to place the latch 34 on the locking platform 39 to complete the locking action.

As shown in fig. 9, the rolling brush device comprises a rolling brush shaft 1, two bearing seats 2 are arranged at two ends of the rolling brush shaft 1, each bearing seat 2 is provided with a hydraulic motor 3, as shown in fig. 2, two lifting oil cylinders 4 are arranged at two ends of the rolling brush device capable of quickly dismounting and replacing the rolling brush, one end of each lifting oil cylinder 4 is connected with the frame of the operation trolley, the other end of each lifting oil cylinder is connected with the bearing seat 2 through an oil cylinder lug 5 and a pin shaft 32, four semicircular long rolling brushes 7 are fixedly arranged in the middle of the rolling brush shaft 1, and four semicircular short rolling brushes 6 are symmetrically arranged on the rolling brush shaft 1 at two sides of the semicircular long rolling brushes 7. Every two semicircular short rolling brushes 6 are combined into a circular short rolling brush around the rolling brush shaft 1, every two semicircular long rolling brushes 7 are combined into a circular long rolling brush around the rolling brush shaft 1, namely, the center of the rolling brush shaft 1 comprises two circular long rolling brushes, and the rolling brush shafts 1 on the two sides of the two circular long rolling brushes respectively comprise a circular short rolling brush; the semi-circular short rolling brushes 6 are fixed on the rolling brush shaft 1 through a unilateral limiting disc 8 and a separation type fixing ring 9, a bilateral limiting disc 16 is arranged on the rolling brush shaft 1 between the two round long rolling brushes, the separation type fixing ring 9 is arranged on the rolling brush shaft 1 between the round long rolling brush and the round short rolling brush, and the unilateral limiting disc 8 is arranged between the round short rolling brush and the end part of the rolling brush shaft 1; the semicircular long rolling brush 7 is fixed on the rolling brush shaft 1 through the bilateral limiting disc 16 and the separated fixing ring 9, and the semicircular short rolling brush 6 is fixedly arranged on the rolling brush shaft 1 through the separated fixing ring 9 and the unilateral limiting disc 8.

As shown in fig. 11, the roller brush shaft 1 is designed and manufactured by using a seamless steel tube 12, four short keys 10 are fixedly installed on the part of the roller brush shaft 1 close to the outer sides of two ends through bolts, four long keys 11 are fixedly installed in the middle of the roller brush shaft 1 through bolts, a fixed shaft head 13 is arranged at one end of the roller brush shaft 1, one end of the fixed shaft head 13 is fixedly welded with the seamless steel tube 12, the other end of the seamless steel tube 12 is welded with an inner spline shaft head 14, an outer spline shaft head 15 is arranged at the other end of the roller brush shaft 1, the outer spline shaft head 15 is connected with the inner spline shaft head 14 through a spline, and the outer spline shaft head 15 can axially move along the roller brush shaft 1, so that the installation error. Two ends of the rolling brush shaft 1 are provided with two unilateral limiting discs 8, the middle of the rolling brush shaft 1 is provided with a bilateral limiting disc 16, and the unilateral limiting disc 8 and the bilateral limiting disc 16 are fixedly arranged on the seamless steel pipe 12 in a welding mode. The single-side limiting disc 8 and the double-side limiting disc 16 limit the axial and radial movement of the semi-circular long rolling brush 7 and the semi-circular short rolling brush 6.

As shown in fig. 9 and 12, one end of the semicircular short rolling brush 6 is fixed on the rolling brush shaft 1 through the unilateral limiting disc 8, the other end of the semicircular short rolling brush 6 is fixed on the rolling brush shaft through the separated fixing ring 9, the semicircular short rolling brush 6 comprises a semicircular short brush roll 17 and bristles 18, and the bristles 18 penetrate through a hole in the semicircular short brush roll 17 and are fixed on the semicircular short brush roll 17.

As shown in fig. 9 and 13, one end of the semicircular long rolling brush 7 is fixed on the rolling brush shaft 1 through the double-side limiting discs 16, the other end of the semicircular long rolling brush 7 is fixed on the rolling brush shaft 1 through the separated fixing ring 9, the semicircular long rolling brush 7 is in a profile design, the outer surface of the bristles of the semicircular long rolling brush 7 is in a profile design according to the shape and the size of the upper surface of a railway sleeper, namely, the shape of the end part of the bristles of the semicircular long rolling brush 7 is complementary with the shape of the sleeper, so that the bristles of the end part are completely attached to the outline of the sleeper when the semicircular long rolling brush 7 works.

The semi-circular long rolling brush 7 comprises a semi-circular long brush roll 19 and bristles 18, and the bristles 18 penetrate through holes in the semi-circular long brush roll 19 and are fixed on the semi-circular long brush roll 19.

As shown in figure 14, the brush hair 18 comprises nylon wires 20 and a steel sleeve 21, the steel sleeve 21 is positioned at one end of the nylon wires 20 and is 5-10 mm away from the end surface of the nylon wires 20, a hydraulic press is adopted to press the steel sleeve 21 before assembly so as to reduce the depilation of the rolling brush in use, and the steel sleeve 21 is arranged in a hole of the semicircular long brush roll 19 or the semicircular short brush roll 17 after being pressed.

As shown in fig. 15, the separable fixing ring 9 includes two semicircular fixing rings 22 and bolts 23, and a first conical surface 33 is disposed on a side surface of the semicircular fixing ring 22. As shown in fig. 8, a locking fixing ring 24 is disposed between the two separate type fixing rings 9, the locking fixing ring 24 includes two semicircular locking fixing rings 25 and a bolt 26, two side surfaces of the semicircular locking fixing ring 24 are respectively provided with a second conical surface 34, and the second conical surface 34 is matched with the first conical surface 33 of the separate type fixing ring 9.

As shown in fig. 17, two grooves are respectively disposed on two side surfaces of the bearing seat 2, and the bearing seat is connected with the guide rail of the working trolley frame through the grooves. Two bearings 28 are provided per recess, the bearings 28 being needle bearings, the benefit of providing needle bearings here being: the rolling brush device capable of quickly dismounting and replacing the rolling brush can not be clamped in lifting and does not hurt the guide rail. Each bearing 28 is connected to the housing 2 by a pin 29 passing through the bearing 28. A bearing end cover 30 is arranged on the bearing seat 2, and the bearing end cover 30 is connected with the bearing seat 2 through a bolt 31. Two ends of the roller brush shaft 1 are provided with two hydraulic motors 3, and the hydraulic motors 3 are fixed on the bearing end cover 30 through bolts. The hydraulic motor 3 provides driving force to drive the rolling brush shaft 1 to rotate.

The working mode of the sweeping and sucking working device for the track sewage suction truck in the embodiment is mainly as shown in fig. 8: during sweeping and sucking operation, the railway track bed sewage suction truck walks and pulls the sweeping and sucking working device for the railway track bed sewage suction truck to move along a steel rail through the traction device 9, the hydraulic motor 25 drives the rolling brush devices 10 to rotate, the two rolling brush devices 10 simultaneously rotate inwards, the garbage pollutants such as coal dust and dust on a track bed are swept into the suction hood 12, meanwhile, the suction fan rotates to form negative pressure suction force (air suction flow) at the mouth of the sweeping and sucking hood 12, the corresponding garbage pollutants are sucked into the sweeping and sucking hood 12, and then the garbage pollutants are filtered by the dust removal system through the telescopic corrugated pipe 13 and then fall into the conveying belt through the discharger, and materials are conveyed away through the conveying belt.

The technical solution of the blowing and sucking device for rail dirt suction provided by this embodiment includes any combination of the above parts, and simple changes or combinations of the above parts are still within the scope of the present invention.

The sweeping and sucking working device of the embodiment adopts an operation mode of combining double rolling brush sweeping and vacuum negative pressure sucking, and is good in sweeping operation effect and high in efficiency. The top sets up four maintenance mouths and conveniently overhauls and change the brush hair, need not workshop trench and just can change the guide rail that brush hair round brush device goes up and down and vertical direction one-tenth 45 jiaos at the operating point, level and vertical distance are the same when round brush device descends, and the round brush descends because of the brush hair wearing and tearing along the direction messenger round brush device along using wearing and tearing after along the direction can keep the same interval between round brush device and the suction hood. Ensuring the same sweeping and sucking effect. The roller brush adopts a profiling design and is suitable for ballast track beds and ballastless track beds. The suction hood adopts a hemispherical dome cover opening, and the diffusion angle of the hemispherical dome cover opening enables the pulverized coal to do continuous accelerated motion in the suction hood through simulation calculation, so that the coal suction efficiency is improved. The top end of the sweeping and sucking working device adopts a single traction device and a bolt type locking mechanism, so that the sweeping and sucking working device is simple and reliable in structure and small in occupied space.

Claims

1. A sweeping and sucking working device for a railway track bed dirt suction truck comprises: operation dolly (1), draw gear (9), locking device, suction hood (12), round brush device (10), lift guider, operation dolly (1) are passed through draw gear (9) and are connected in the soil pick-up car, still are equipped with locking device, its characterized in that between this soil pick-up car and operation dolly (1): the top of the operation trolley (1) comprises a suction hood (12), the tail end of the suction hood (12) is connected to a dust collecting device of a sewage suction truck, the operation trolley (1) is further provided with a rolling brush device (10), two ends of the rolling brush device (10) are respectively provided with a bearing seat, two side faces of each bearing seat are respectively provided with two grooves, the rolling brush device is connected with a guide rail of an operation trolley frame through the grooves, and the rolling brush device is lifted along the guide rail to compensate the length of worn bristles.

2. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 1, wherein: the operation trolley (1) comprises a trolley frame which is of a frame type structure, and the front side and the rear side of the frame type structure are respectively provided with two working wheels which are used for falling onto the steel rail to roll in operation.

3. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 1, wherein: one end of the traction device (9) is connected to the top end of a trolley frame of the operation trolley (1), the other end of the traction device is connected to a sewage suction truck frame, and the traction device (9) is used for drawing the sweeping and sucking working device for the track sewage suction truck to work and walk when the railway track bed sewage suction truck works and walks.

4. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 1, wherein: the locking device comprises a guide support and a lock tongue, the guide support is fixedly arranged on the frame of the sewage suction truck, the lock tongue is fixedly arranged at the top end of the trolley frame of the operation trolley, and the locking device is used for locking the sweeping and sucking working device on the frame of the sewage suction truck.

5. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 3, wherein: suction cover (12) are connected on the dolly frame of operation dolly, and suction cover (12) are sky circle local cover mouth (17), and sky circle local cover mouth (17) are downside rectangle opening, and the upside is circular air outlet, and sky circle local cover mouth (17) are connected including two boards of bending to it is circular to transition to the upper end from the lower extreme rectangle, and circular air outlet is connected with the air-out pipeline of sweeping and inhaling equipment, and the downside rectangle opening of suction cover (12) forms the air inlet scoop of sweeping and inhaling equipment for the track soil pick-up car, the circular air outlet of upside is followed in the wind that inhales suction cover (12) arranges into the dust collector of railway roadbed soil pick-up car.

6. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in any one of claims 1 to 5, wherein: the rolling brush device (10) comprises brush hair, a rolling brush shaft (23), a bearing seat (24) and a guide rail, wherein the rolling brush device (10) is respectively arranged on the front side and the rear side of the frame of the trolley, and the front/rear side direction is defined as the extending direction along the guide rail; the guide rail is fixedly arranged on the trolley frame, and an included angle between the direction of the guide rail and the vertical direction is an acute angle.

7. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 2, wherein: the left side and the right side of the front side and the rear side of the trolley frame are respectively connected with two lifting devices which can stretch out and draw back along the direction vertical to the track, the lower parts of the lifting devices are connected to the trolley frame, and the upper parts of the lifting devices are connected to the railway track bed sewage suction truck frame.

8. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 2, wherein: the lower parts of the front/rear lifting guide supports (7) are respectively provided with a transverse beam (16), a trolley transverse device is connected between the transverse beam (16) and the trolley frame, one end of the trolley transverse device is connected to the transverse beam (16), the other end of the trolley transverse device is connected to a trolley transverse device base on the trolley frame, so that when a curve section is formed, the trolley deflects along an inner rail of a steel rail under the action of the thrust of the transverse device, and the trolley is tightly attached to the steel rail surface under the action of the transverse component force of the transverse device, so that the trolley can be rapidly folded and unfolded on the curve steel rail.

9. The sweeping work apparatus for a railroad ballast bed soil pick-up car as set forth in any one of claims 1 to 5 or 8, wherein: the traction device (9) comprises a traction rod and traction rod supports which are respectively arranged on a frame of the railway track bed sewage suction truck and a frame of the trolley; the traction rod support is respectively arranged on the frame of the railway track bed sewage suction truck and the frame of the trolley.

10. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 2, wherein: the traction device (9) comprises a base, a traction rod (31) and a traction support, wherein the base is arranged on a railway track bed sewage suction truck frame, the traction support is arranged at the top of a trolley frame, and the traction rod (31) is respectively connected with the base and the traction support.

11. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 2, wherein: the center of the front side/the rear side of the top of the trolley frame is respectively connected with a telescopic device arranged along the track direction, one end of the telescopic device is connected to the trolley frame, the other end of the telescopic device is connected to a lock tongue of the locking device, and a spring is arranged on each lock tongue.

12. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 2, wherein: the suction hood (12) is connected to a trolley frame through bolts, an adjusting cushion block is further arranged at the connecting position between the suction hood (12) and the trolley frame, and the suction hood (12) can ascend or descend relative to the trolley frame through adjusting the adjusting cushion block.

13. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 5, wherein: the hemispherical dome cover openings (17) are transversely arranged side by side and are positioned between the rolling brush devices (10), the included angle between the connecting side wall between the top edge and the bottom edge of the hemispherical dome cover openings (17) and the vertical direction is called as a diffusion angle, and the angle of the diffusion angle is 30-90 degrees.

14. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 6, wherein: two ends of the rolling brush device (10) are respectively connected with a driving device to drive the two rolling brush devices to rotate inwards at the same time, a second telescopic device arranged along the direction of the guide rail is connected above the bearing seat (24), the other end of the second telescopic device is connected to the frame of the trolley, the rolling brush device is lifted or lowered along the guide rail under the action of the second telescopic device, and the axial direction of the guide rail and the vertical direction form an angle of 45 degrees.

15. The sweeping and sucking working device for a railway track bed soil pick-up truck as claimed in claim 2, wherein: four access holes are arranged at the top of the trolley frame.