CN212426941U

CN212426941U - But track sand removal car is with curve receive and release push away husky device

Info

Publication number: CN212426941U
Application number: CN202021550151.1U
Authority: CN
Inventors: 赵强; 陈华洋
Original assignee: CRCC High Tech Equipment Corp Ltd
Current assignee: CRCC High Tech Equipment Corp Ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-01-29
Anticipated expiration: 2030-07-30

Abstract

The utility model relates to a but track sand removing vehicle is with curve receive and release push away husky device, including frame (1), frame (1) front end is equipped with and pushes away row's husky device (4). Compared with the prior art, the utility model beneficial effect be: the active sand discharging device is simple in structure, safe and reliable, and can quickly discharge accumulated sand to two sides, so that the driving condition of the line can be quickly recovered; the technical effect of retracting and releasing the sand pushing device on the curve can be realized by adopting the transverse moving device; the lifting guide bracket is arranged to ensure that the sand pushing device rises to a specified position; the locking of the sand pushing device is realized by adopting a bolt type locking device.

Description

But track sand removal car is with curve receive and release push away husky device

Technical Field

The utility model relates to a railway maintenance of equipment especially relates to a but track sand removing vehicle is with curve receive and release push away husky device.

Background

The railway line sand deposition has great harm to operation and maintenance, and the harm of wind sand to railway operation and maintenance mainly comprises: the driving safety of the line is influenced; generating line hazards; the maintenance workload of the line is increased; the service life of the steel rail and the fastener is shortened; blocking the bridge affects flood drainage. The railway sand accumulation can cause the phenomena of deceleration, shutdown or derailment of the train, so that the timely clearing of the railway sand accumulation and the emergency dredging of the railway trunk line are important contents of railway maintenance operation. At present, the technical defects of large workload and low efficiency caused by severe operation environment are mainly adopted for sand prevention and manual clearing of railway buried sand.

At present, accumulated sand of a buried steel rail is quickly cleaned mainly through a sand-pushing plough device, the existing sand-pushing plough device is of a passive structure, on one hand, the accumulated sand is pushed to two sides, so that the accumulated sand is not smoothly discharged, and the technical defect that the accumulated sand is easy to climb over the sand-pushing plough and further the buried steel rail is re-buried is overcome; on the other hand, when the sand-pushing plough is located on a curve section, the outer rail of the steel rail is ultrahigh on the curve, and the frame of the sand-removing vehicle of the rail deviates relative to the curve of the steel rail, so that the sand-pushing plough cannot be retracted on the curve route and can only be retracted on the straight line route, and the sand-removing operation efficiency is influenced.

The utility model discloses a chinese utility model patent of publication number CN205223963U relates to a snow shovel for track snow removing, and it includes linkage, this linkage upper end and track snow sweeper car body coupling, this linkage lower extreme and snow shovel leg joint, this snow shovel leg joint snow shovel body, this snow shovel support still are connected to through the lift cylinder the track snow sweeper car body is equipped with the snow shovel wheel below the snow shovel support, the side snow shovel is equipped with to the side of the snow shovel body, and the snow board is equipped with to the bottom of this snow shovel body, and the snow shovel support still is equipped with locking hole frame and locking device. During snow removing operation, along with track bend radius and the difference of track height, the snow shovel can carry out horizontal and longitudinal oscillation along the round pin axle, and right wheel and left wheel move on the rail all the time, and bend radius and track height do not have the influence to snow removing speed and effect, and this snow shovel can push rail surface above certain degree of depth snow to the rail both sides, guarantees the normal operating of train. However, the passive snow removing device adopted by the utility model still has the technical defects that accumulated sand is not smoothly discharged, and the accumulated sand is easy to climb over the snow shovel and further bury the steel rail again; meanwhile, when the snow pushing shovel is located on a curve section, the outer rail of the steel rail is ultrahigh on the curve, and the frame of the track sand removing vehicle deviates relative to the curve of the steel rail, so that the snow pushing shovel cannot be folded and unfolded on a curve line and can only be folded and unfolded on a straight line, and the sand removing operation efficiency is influenced. Thus, improvements are still needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned technical problem that current track snow removing exists with snow shovel, the utility model discloses a technical scheme specifically as follows:

a sand pushing device capable of being folded and unfolded in a curve for a track sand removing vehicle comprises a frame, wherein a sand pushing and discharging device is installed at the front end of the frame.

Preferably, push away the husky device of sediment outflow and include the support, push away the sand board in the middle and arrange the husky device, the support with frame fixed connection, push away the sand board in the middle with it fixes to arrange the husky device on the support, it is provided with one set of husky device respectively to push away the sand board both sides in the middle.

In any of the above schemes, preferably, the middle sand pushing plate comprises two sand pushing plates, the two sand pushing plates are connected and form a certain angle, so that sand accumulated in the middle of the two steel rails can be conveniently pushed to two sides, and the shape of the middle sand pushing plate is an arc plate, so that the sand is turned forwards when accumulated to a certain height.

In any of the above schemes, preferably, the sand discharging device includes a sand blocking plate, a screw conveyor and a hydraulic motor, the screw conveyor is arranged at one end of the support and connected with the hydraulic motor, the sand blocking plate is arranged behind the screw conveyor, the sand blocking plate is parallel to the middle sand pushing plate, the hydraulic motor drives the screw conveyor to rotate and actively and rapidly push the accumulated sand pushed by the middle sand pushing plate and the accumulated sand at two sides of the steel rail to two sides, so that the technical defect that the steel rail is buried after the accumulated sand is over-high and the accumulated sand is overturned over the middle sand pushing plate and the sand blocking plate is effectively avoided.

In any of the above schemes, preferably, the frame is provided with a connection base at the rear end, and the frame is hinged with the connection base.

In any of the above schemes, preferably, the frame is formed by welding rectangular pipes, the rear end of the frame is provided with a bearing seat, a joint bearing is arranged in the bearing seat, a pin shaft is arranged in the joint bearing, the upper end of the connecting base is fixed below a frame of the track sand removing vehicle, and the lower end of the connecting base is hinged to the frame through the pin shaft. The structure can enable the sand pushing device to transversely swing relative to the frame of the track sand removing vehicle, so that the requirement of curve passing operation is met.

In any of the above schemes, preferably, the frame is provided with wheel seats on both lateral sides, the wheel seats are provided with working wheels, the working wheels are used for supporting the sand pushing device and rolling along the steel rail, sensor brackets are arranged behind the two working wheels, the sensor brackets are provided with sensors, and the sensors are used for detecting that the working wheels accurately fall onto the steel rail.

In any of the above schemes, preferably, a traverse beam is fixedly installed below the frame of the track sand removing vehicle, oil cylinder seats are respectively arranged at the lower end of the traverse beam and the frame, a traverse oil cylinder is installed between the two oil cylinder seats, and lifting oil cylinders are respectively arranged at two sides of the frame. When the sand pushing device is placed up and down on a curve, the transverse moving oil cylinder is controlled to enable the sand pushing device to transversely swing until the working wheel accurately falls on a steel rail, and the lifting oil cylinder is used for lifting the sand pushing device to a locking position after the operation is finished.

In any of the above aspects, preferably, two locking mechanisms are provided in the lateral direction of the sand pushing device.

In any of the above schemes, preferably, the locking mechanism includes a guiding locking bracket, the guiding locking bracket is fixed above the frame, the upper end of the locking mechanism is fixed below the frame of the track sand removing vehicle, and a pin hole plate is arranged on the frame corresponding to the lower part of the locking mechanism.

In any of the above schemes, preferably, the locking mechanism includes a locking bracket, a locking cylinder, a locking bolt and a locking bolt seat, the upper end of the locking bracket is fixed below the frame of the track desanding vehicle, and the locking bolt seat is fixed below the locking bracket.

In any of the above schemes, preferably, the dead bolt is installed in a hole of the dead bolt seat, the dead bolt slides in the hole, the lock cylinder is fixed on a side surface of the dead bolt seat, the lock cylinder is installed in parallel with the dead bolt, and the lock cylinder is connected with a tail end of the dead bolt. When the sand pushing device is lifted to a locking position, the locking cylinder drives the locking bolt to extend out and penetrate into the pin hole plate for locking.

Compared with the prior art, the utility model beneficial effect be: the active sand discharging device is simple in structure, safe and reliable, and can quickly discharge accumulated sand to two sides, so that the driving condition of the line can be quickly recovered; the technical effect of retracting and releasing the sand pushing device on the curve can be realized by adopting the transverse moving device; the lifting guide bracket is arranged to ensure that the sand pushing device rises to a specified position; the locking of the sand pushing device is realized by adopting a bolt type locking device.

Drawings

Fig. 1 is a perspective view of a preferred embodiment of a curve retractable sand pushing device for a track sand removing vehicle according to the present invention.

Fig. 2 is a perspective view of a preferred embodiment of the frame in the embodiment shown in fig. 1 of the curve retractable sand pushing device for a track sand removing vehicle according to the present invention.

Fig. 3 is a perspective view of a preferred embodiment of the locking mechanism of the embodiment shown in fig. 1 of the curved retractable sand pushing device for a track sand removing vehicle according to the present invention.

Fig. 4 is a perspective view of a preferred embodiment of the sand pushing and discharging device in the embodiment shown in fig. 1 of the curved retractable sand pushing and discharging device for the track sand removing vehicle according to the present invention.

Description of reference numerals:

1, a frame; 2 connecting the base; 3 transversely moving the oil cylinder; 4 pushing the sand discharge device; 5, a locking mechanism; 6, a pin shaft; 7, bearing seats; 8, a wheel seat; 9 working wheels; 10 traversing the beam; 11 cylinder base; 12 lifting the oil cylinder; 13 guiding the locking bracket; 14 pin orifice plate; 15 locking the bracket; 16 locking the air cylinder; 17 locking the bolt; 18 locking bolt seat; 19 a support; 20 middle sand pushing plate; 21 a sand discharge device; 22 a sand guard; 23 a screw conveyor; 24 a hydraulic motor; 25 sensor holder.

Detailed Description

The following describes in detail a preferred technical scheme of the curve retractable sand pushing device for the track sand removing vehicle with reference to fig. 1 to 4:

a curve retractable sand pushing device for a track sand removing vehicle comprises a frame 1, wherein a sand pushing and discharging device 4 is arranged at the front end of the frame 1.

The sand pushing and discharging device 4 comprises a support 19, a middle sand pushing plate 20 and a sand discharging device 21, the support 19 is fixedly connected with the frame 1, the middle sand pushing plate 20 and the sand discharging device 21 are fixed on the support 19, and two sides of the middle sand pushing plate 20 are respectively provided with a set of sand discharging devices 21.

The middle sand pushing plate 20 comprises two sand pushing plates which are connected at a certain angle, so that sand accumulated in the middle of the two steel rails can be conveniently pushed to two sides, and the shape of the middle sand pushing plate 20 is an arc plate, so that the sand is turned forwards when accumulated to a certain height.

The sand discharging device 21 comprises a sand blocking plate 22, a spiral conveyer 23 and a hydraulic motor 24, the spiral conveyer 23 is arranged at one end of the support 19 and is connected with the hydraulic motor 24, the sand blocking plate 22 is arranged behind the spiral conveyer 23, the sand blocking plate 22 is parallel to the middle sand pushing plate 20, the hydraulic motor 24 drives the spiral conveyer 23 to rotate and actively and quickly push accumulated sand pushed by the middle sand pushing plate 20 and accumulated sand on two sides of the steel rail to be discharged to two sides, and therefore the technical defect that the steel rail is buried after the accumulated sand is over-high and overturned over the middle sand pushing plate 20 and the sand blocking plate 22 is effectively avoided.

The rear end of the frame 1 is provided with a connecting base 2, and the frame 1 is hinged with the connecting base 2.

The frame 1 is formed by welding rectangular pipes, a bearing seat 7 is arranged at the rear end of the frame 1, a joint bearing is arranged in the bearing seat 7, a pin shaft 6 is arranged in the joint bearing, the upper end of the connecting base 2 is fixed below a frame of the track sand removing vehicle, and the lower end of the connecting base 2 is hinged with the frame 1 through the pin shaft 6. The structure can enable the sand pushing device to transversely swing relative to the frame of the track sand removing vehicle, so that the requirement of curve passing operation is met.

Frame 1 horizontal both sides all are provided with wheel seat 8, are provided with working wheel 9 on the wheel seat 8, and working wheel 9 is used for supporting push away husky device and roll along the rail, and two 9 rear of working wheels all are provided with sensor support 25, are equipped with the sensor on the sensor support 25, the sensor is used for detecting the accurate whereabouts of working wheel 9 to the rail on.

A transverse beam 10 is fixedly installed below a frame of the track sand removing vehicle, oil cylinder seats 11 are arranged at the lower end of the transverse beam 10 and on the frame 1, a transverse oil cylinder 3 is installed between the two oil cylinder seats 11, and lifting oil cylinders 12 are arranged on two sides of the frame 1. When the sand pushing device is placed up and down along a curve, the sand pushing device is made to transversely swing by controlling the transverse moving oil cylinder 3 until the working wheel 9 accurately falls on a steel rail, and the lifting oil cylinder 12 is used for lifting the sand pushing device to a locking position after the operation is finished.

Two locking mechanisms 5 are arranged in the transverse direction of the sand pushing device.

The locking mechanism 5 comprises a guide locking bracket 13, the guide locking bracket 13 is fixed above the frame 1, the upper end of the locking mechanism 5 is fixed below the frame of the track sand removing vehicle, and a pin hole plate 14 is arranged on the frame 1 corresponding to the lower part of the locking mechanism 5.

The locking mechanism 5 comprises a locking bracket 15, a locking air cylinder 16, a locking bolt 17 and a locking bolt seat 18, wherein the upper end of the locking bracket 15 is fixed below the frame of the track sand removing vehicle, and the locking bolt seat 18 is fixed below the locking bracket 15.

The locking bolt 17 is arranged in a hole of a locking bolt seat 18, the locking bolt 17 slides in the hole, the locking air cylinder 16 is fixed on the side surface of the locking bolt seat 18, the locking air cylinder 16 is arranged in parallel with the locking bolt 17, and the locking air cylinder 16 is connected with the tail end of the locking bolt 17. When the sand pushing device is lifted to the locking position, the locking air cylinder 16 drives the locking bolt 17 to extend out and penetrate through the pin hole plate 14 for locking.

The utility model discloses a theory of operation: when the sand pushing device needs to be lifted after the operation is finished, the locking air cylinder 16 retracts and simultaneously drives the locking bolt 17 to retract, the lifting oil cylinder 13 lifts the sand pushing device to a certain height, the inclined plane on the guide locking support 13 enters a guide range, the inclined plane continues to ascend to the maximum position under the guide effect of the inclined plane, and the locking bolt 17 extends out and locks the sand pushing device under the effect of the locking air cylinder 16 to finish the vehicle folding action. When the track sand removing vehicle starts to operate along a curve, the lifting oil cylinder 13 lifts the sand pushing device to the maximum position, the locking bolt 17 is retracted under the action of the locking air cylinder 16, the lifting oil cylinder 13 lowers the sand pushing device, and the transverse swing of the sand pushing device is adjusted by controlling the stretching of the transverse moving oil cylinder 3 in the lowering process, so that the working wheels 9 on the sand pushing device can accurately fall onto a steel rail, and the function of retracting and releasing along the curve of the track is achieved.

The above embodiments are merely preferred embodiments, wherein the components and the connection relations involved are not limited to the above described embodiments, and the arrangement and the connection relations of the components in the preferred embodiments may be arbitrarily arranged and combined to form a complete technical solution.

Claims

1. A curve retractable sand pushing device for a track sand removing vehicle comprises a frame (1) and is characterized in that a sand pushing and discharging device (4) is mounted at the front end of the frame (1).

2. The curved retracting and releasing sand pushing device for the track sand removing vehicle as claimed in claim 1, wherein the sand pushing and discharging device (4) comprises a bracket (19), a middle sand pushing plate (20) and a sand discharging device (21), the bracket (19) is fixedly connected with the frame (1), the middle sand pushing plate (20) and the sand discharging device (21) are fixed on the bracket (19), and two sides of the middle sand pushing plate (20) are respectively provided with a set of sand discharging devices (21).

3. The curved retractable sand pushing device for the track sand removing vehicle as claimed in claim 2, wherein the middle sand pushing plate (20) comprises two sand pushing plates which are connected with each other at a certain angle, and the shape of the middle sand pushing plate (20) is a circular arc plate.

4. The track is for sand removing vehicle of claim 2 can receive and release pushing away the husky device with the curve, characterized by, the sand-discharging device (21) includes the sand board (22), the screw conveyor (23) and the hydraulic motor (24), the screw conveyor (23) is set up in one end on the support (19) and connected with hydraulic motor (24), there is the sand board (22) behind the screw conveyor (23), the sand board (22) pushes away the husky board (20) with the middle one parallel to each other.

5. The curved retracting and releasing sand pushing device for the track sand removing vehicle as claimed in claim 1, wherein the rear end of the frame (1) is provided with a connecting base (2), and the frame (1) is hinged with the connecting base (2).

6. The curved retracting and releasing sand pushing device for the track sand removing vehicle as claimed in claim 5, wherein the frame (1) is formed by welding rectangular pipes, a bearing seat (7) is arranged at the rear end of the frame (1), a joint bearing is arranged in the bearing seat (7), a pin shaft (6) is arranged in the joint bearing, the upper end of the connecting base (2) is fixed below a vehicle frame of the track sand removing vehicle, and the lower end of the connecting base (2) is hinged with the frame (1) through the pin shaft (6).

7. The curved retracting and releasing sand pushing device for the track sand removing vehicle as claimed in claim 6, wherein the frame (1) is provided with wheel seats (8) at both lateral sides, the wheel seats (8) are provided with working wheels (9), the working wheels (9) are used for supporting the sand pushing device and rolling along the steel rail, a sensor bracket (25) is arranged behind both the working wheels (9), and a sensor is arranged on the sensor bracket (25) and used for detecting that the working wheels (9) accurately fall onto the steel rail.

8. The curved retractable sand pushing device for the track sand removing vehicle as claimed in claim 6, wherein a traverse beam (10) is fixedly arranged below the vehicle frame of the track sand removing vehicle, oil cylinder seats (11) are respectively arranged at the lower end of the traverse beam (10) and on the frame (1), a traverse oil cylinder (3) is arranged between the two oil cylinder seats (11), and lifting oil cylinders (12) are respectively arranged at two sides of the frame (1).

9. A curved retractable sand pusher for a track sand removing vehicle as claimed in claim 1, wherein two locking mechanisms (5) are provided in the transverse direction of the sand pusher.

10. The curved retracting and releasing sand pushing device for the track sand removing vehicle as claimed in claim 9, wherein the locking mechanism (5) comprises a guiding and locking bracket (13), the guiding and locking bracket (13) is fixed above the frame (1), the upper end of the locking mechanism (5) is fixed below the frame of the track sand removing vehicle, and a pin hole plate (14) is arranged on the corresponding frame (1) below the locking mechanism (5).