CN210238166U - Automatic device for preventing ballast at pillow end from collapsing - Google Patents

Abstract

The utility model discloses an automatic device for preventing pillow end ballast from collapsing, which consists of a self-propelled rail car, a device for preventing pillow end ballast from collapsing, a rechargeable battery pack and an inverter, a hydraulic system and a control system box, wherein the rechargeable battery pack and the inverter provide power for an oil pump and the control system, and the hydraulic system and the control system box are internally provided with an oil tank, the oil pump, a hydraulic control system and an automatic control system; the device for preventing the ballast from collapsing at the sleeper end of the railway vehicle quickly moves to and fro to the sleeper changing site, and the device for preventing the ballast from collapsing at the sleeper end automatically and quickly aligns to the working position; the collapse of ballast at the sleeper end can be effectively prevented, and the guarantee is provided for realizing the quick and automatic replacement of a new sleeper; the rail car can leave the railway track by itself to avoid the influence of related work on train passing; the rail car can automatically return to the railway track, and leave the sleeper changing site after the related work is finished; the operation is convenient, the automatic control is easy to realize, and the work of preventing the ballast on the pillow end from collapsing is reliable.

Description

Automatic device for preventing ballast at pillow end from collapsing

Technical Field

The utility model relates to a railway maintenance machinery, in particular to prevent pillow end ballast collapse automation equipment.

Background

In the long-time use process of the railway sleeper, due to natural sedimentation and vibration reasons, the local sleeper of the railway sinks, and an individual sleeper is damaged and needs to be replaced in time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a prevent pillow end ballast collapse automation equipment.

The utility model consists of a self-propelled rail car, a device for preventing ballast from collapsing at the end of the sleeper, a rechargeable battery pack and an inverter, a hydraulic system and a control system box, wherein the rechargeable battery pack and the inverter provide power for an oil pump and the control system, and the hydraulic system and the control system box are internally provided with an oil tank, the oil pump, a hydraulic control system and an automatic control system;

the self-propelled rail car consists of a driving device, a driven wheel component, a frame and six constant-strength cantilever beams, wherein the frame is provided with a first cross beam, a second cross beam and two longitudinal beams, and a rechargeable battery pack, an inverter, a hydraulic system and a control system box are arranged on the two longitudinal beams of the rail car;

the driving device consists of a braking and decelerating double-output-shaft hydraulic motor, two couplers, two first stepped shafts, two first bearings, two second bearings, two third bearings, two rail wheels, two first split bearing supports, two second split bearing supports and two third split bearing supports, wherein the braking and decelerating double-output-shaft hydraulic motor is provided with a first output shaft, a second output shaft and a square flange plate;

the first bearing is sleeved on a second journal of the first stepped shaft to be fixedly connected, the second bearing is sleeved on a third journal of the first stepped shaft to be fixedly connected, a fourth journal of the first stepped shaft is penetrated in a wheel shaft hole to be fixedly connected, a third bearing is sleeved on a fifth journal of the first stepped shaft to be fixedly connected, square flange plates of the braking and decelerating dual-output shaft hydraulic motor are symmetrically and fixedly connected to the middle part of the lower surface of a first cross beam of a frame, a first split type supporting bearing seat, a second split type supporting bearing seat and a third split type supporting bearing seat are respectively and fixedly connected to the lower surface of the first cross beam of the frame, a coupler is respectively sleeved on a first output shaft of the braking and decelerating dual-output shaft hydraulic motor and a first journal of the first stepped shaft to be fixedly connected, so that a first bearing, a second bearing and a third bearing which are arranged on the first stepped shaft are respectively arranged in the first split type supporting bearing seat, the second split type supporting bearing seat and, then, the first split type supporting bearing cover, the second split type supporting bearing cover and the third split type supporting bearing cover are respectively aligned and fixedly connected with the first split type supporting bearing seat, the second split type supporting bearing seat and the third split type supporting bearing seat, and the same operation in the section is repeated to form a driving device;

the driven wheel device consists of a second stepped shaft, two fourth split bearing supports, two fourth bearings, two fifth split bearing supports, two rail wheels and two fifth bearings, wherein the second stepped shaft is provided with two first journals, two second journals and two third journals which are symmetrical, the fourth split bearing supports consist of bearing seats and bearing covers, the fifth split bearing supports consist of the bearing seats and the bearing covers, and the rail wheels are provided with shaft holes;

two fifth bearings are respectively sleeved on the second stepped shaft and fixedly connected with two third journals, two wheel axle holes are respectively sleeved on the second stepped shaft and fixedly connected with two second journals, two fourth bearings are respectively sleeved on the second stepped shaft and fixedly connected with two first journals, two fourth split type supporting bearing seats and two fifth split type supporting bearing seats are respectively fixedly connected with the lower surface of the second cross beam, so that the two fourth bearings and the two fifth bearings which are arranged on the second stepped shaft are respectively arranged in the two fourth split type supporting bearing seats and the two fifth split type supporting bearing seats, and then the two fourth split type supporting bearing covers and the two fifth split type supporting bearing covers are respectively aligned and fixedly connected with the two fourth split type supporting bearing seats and the two fifth split type supporting bearing seats to form a driven wheel device;

the reciprocating rail device consists of two inverted isosceles trapezoid caterpillar track plate driving wheels, two speed reduction hydraulic motors, six lifting devices and two driven wheels, wherein the inverted isosceles trapezoid caterpillar track plate driving wheels are provided with longitudinal beams, the longitudinal beams are provided with a first shaft hole and two second shaft holes, the speed reduction hydraulic motors are provided with output shafts and flange plates, and the driven wheels are provided with shaft holes;

the lifting device consists of a first hydraulic oil cylinder, a first square-barrel-shaped fixed arm, a first square-barrel-shaped telescopic arm and an L-shaped pin shaft, wherein a piston rod of the first hydraulic oil cylinder is provided with a single-lug ring, the first square-barrel-shaped fixed arm is provided with a closed end, the first square-barrel-shaped telescopic arm is provided with a square flange plate, and the L-shaped pin shaft is provided with a double-lug ring, a square flange plate and a shaft neck;

the six equal-strength cantilever beams are symmetrically and fixedly connected to proper positions on the upper surfaces of the first cross beam and the second cross beam, a first hydraulic oil cylinder is inserted into the first square cylindrical fixed arm, a cylinder body of the first hydraulic oil cylinder is fixedly connected with the closed end of the first square cylindrical fixed arm, a first square cylindrical telescopic arm is inserted into the first square cylindrical fixed arm, the first square cylindrical telescopic arm and the first square cylindrical fixed arm form a moving pair, a single lug ring of a piston rod of the first hydraulic oil cylinder is coaxially connected with double lug rings of the L-shaped pin shaft through a hinge, the piston rod of the first hydraulic oil cylinder is prevented from bearing bending moment, and a square flange plate of the first square cylindrical telescopic arm is aligned and fixedly connected with a;

coaxially penetrating an output shaft of a speed reduction hydraulic motor into a first axial hole of a longitudinal beam of an inverted isosceles trapezoid caterpillar track plate driving wheel, fixedly connecting the output shaft of the speed reduction hydraulic motor with a chain wheel of the inverted isosceles trapezoid caterpillar track plate driving wheel, fixedly connecting a flange plate of the speed reduction hydraulic motor with the longitudinal beam, coaxially penetrating shaft necks of L-shaped pin shafts of two lifting devices into two second axial holes of the longitudinal beam respectively to form hinge connection, and fixedly connecting first square cylindrical fixed arms of the two lifting devices to two equal-strength cantilever beams respectively;

coaxially penetrating an L-shaped pin shaft neck of the lifting device and a driven wheel shaft hole to form a hinge connection, fixedly connecting a first square tubular fixed arm of the lifting device to the constant-strength cantilever beam, and repeating the same operation in the section to form the self-propelled rail car;

the device for preventing the ballast from collapsing at the pillow end consists of a third beam, a cantilever beam, a CMOS image sensor and a component for preventing the ballast from collapsing at the pillow end, wherein the cantilever beam is provided with a square flange and a free end;

the device for preventing the ballast from collapsing at the pillow end consists of a telescopic device, a grabbing and releasing device and a baffle plate, wherein the baffle plate is provided with two symmetrical upright posts, a T-shaped chuck and a plurality of fork teeth, the square upright post is provided with a wide-mouth positioning round hole, and the T-shaped chuck is provided with two symmetrical bottom planes and two symmetrical inclined planes;

the telescopic device consists of a second square cylindrical fixed arm, a second hydraulic cylinder and a second square cylindrical telescopic arm, wherein the second square cylindrical fixed arm is provided with a closed end, a cylinder body of the second hydraulic cylinder is provided with a flange plate, a piston rod is provided with a flange plate, and the second square cylindrical telescopic arm is provided with a flange plate;

a second hydraulic cylinder is arranged in the second square-cylindrical fixed arm in a penetrating manner, so that a second hydraulic cylinder body flange plate is symmetrically and fixedly connected to the closed end of the second square-cylindrical fixed arm, a second square-cylindrical telescopic arm is arranged in the second square-cylindrical fixed arm in a penetrating manner, and a second hydraulic cylinder piston rod flange plate is symmetrically and fixedly connected to the second square-cylindrical telescopic arm flange plate to form a telescopic device;

the grabbing and releasing device comprises a hanger, two double lug ring supports, a third hydraulic oil cylinder, a spiral pressure spring, two sector gears, a first claw and a second claw, wherein the hanger is provided with a square flange plate, two pin shaft holes, two groove square grooves and two conical cylindrical pins;

inserting two conical cylindrical pins of a hanger into two wide-mouth positioning circular holes of a baffle respectively, placing a sector gear into a first claw arc surface groove for fixedly connecting, placing another sector gear into a second claw arc surface groove for fixedly connecting, hinging a second pin shaft hole of a first claw with a hanger pin shaft hole, hinging a second pin shaft hole of a second claw with another pin shaft hole of the hanger to enable the two sector gears to be meshed, hinging a double-lug ring of a double-lug ring support with a first pin shaft hole of the first claw, hinging another double-lug ring support double-lug ring with a first pin shaft hole of the second claw, sleeving a spiral pressure spring on a third hydraulic oil cylinder, symmetrically fixedly connecting a cylinder body flange of the third hydraulic oil cylinder on the double-lug ring support, placing one end of the spiral pressure spring in a cylindrical groove of the double-lug ring support, symmetrically and fixedly connecting a piston rod flange of the third hydraulic oil cylinder on the other double-lug ring support, the piston rod is in a proper extending state, the other end of the spiral pressure spring is arranged in the cylindrical groove of the other double-lug-ring support, and the spiral pressure spring is in a proper compression state to form a grabbing and releasing device;

the flange plates of the second square cylindrical telescopic arm are symmetrically and fixedly connected to the square flange plate of the hanging bracket to form a device for preventing ballast from collapsing at the pillow end;

and the third beam is fixedly connected to two longitudinal beams of the self-propelled rail car, the cantilever beam square flange is fixedly connected to a proper position of the third beam, a proper position of the second square-barrel-shaped fixed arm is fixedly connected to the free end of the cantilever beam, and the CMOS image sensor is fixedly connected to the outer side of the longitudinal beam of the rail car, so that the automatic device for preventing the ballast at the sleeper end from collapsing is formed.

The utility model has the advantages that:

1. the device for preventing the ballast from collapsing at the sleeper end of the railway vehicle quickly moves to and fro to the sleeper changing site, and the device for preventing the ballast from collapsing at the sleeper end automatically and quickly aligns to the working position;

2. the collapse of ballast at the sleeper end can be effectively prevented, and the guarantee is provided for realizing the quick and automatic replacement of a new sleeper;

3. the rail car can leave the railway track by itself to avoid the influence of related work on train passing; the rail car can automatically return to the railway track, and leave the sleeper changing site after the related work is finished;

4. the operation is convenient, the automatic control is easy to realize, and the work of preventing the ballast on the pillow end from collapsing is reliable.

Drawings

Fig. 1 is a perspective view illustrating the non-working state of the present invention.

Fig. 2 is a perspective view illustrating the working state of the present invention.

Fig. 3 is a perspective view of the railcar of the present invention.

Fig. 4 is a right side view of fig. 3.

Fig. 5 is an exploded perspective view of the driving device of the present invention.

Fig. 6 is an exploded perspective view of the driven wheel assembly of the present invention.

Fig. 7 is an exploded perspective view of the main components of the reciprocating rail device of the present invention.

Fig. 8 is a perspective view illustrating the working state of the upper and lower rails according to the present invention.

Fig. 9 is a right side view of fig. 8.

Fig. 10 is a schematic perspective view of the upper and lower rails of the present invention in working condition.

Fig. 11 is a right side view of fig. 10.

Fig. 12 is a perspective view of the device for preventing ballast from collapsing at the pillow end of the present invention.

Fig. 13 is a partially enlarged view of a portion a in fig. 12.

Fig. 14 is an exploded perspective view of the device for preventing ballast from collapsing at the pillow end of the present invention.

Detailed Description

Referring to fig. 1, the utility model is composed of a self-propelled rail car 1, a device 2 for preventing ballast from collapsing at the pillow end, a rechargeable battery pack and an inverter 18, a hydraulic system and a control system box 19, wherein the rechargeable battery pack and the inverter 18 provide power for an oil pump and the control system, and the hydraulic system and the control system box 19 are internally provided with an oil tank, the oil pump, a hydraulic control system and an automatic control system;

referring to fig. 1 and 3, the self-propelled rail car 1 is composed of a driving device 10, a driven wheel assembly 11, a frame 13 and six equal-strength cantilever beams 16, wherein the frame 13 is provided with a first cross beam 131, a second cross beam 132 and two longitudinal beams 133, and a rechargeable battery pack and inverter 18 and a hydraulic system and control system box 19 are arranged on the two longitudinal beams 133 of the rail car;

referring to fig. 4 and 5, the driving device 10 comprises a braking and decelerating dual output shaft hydraulic motor 100, two couplers 101, two first stepped shafts 102, two first bearings 103, two second bearings 104, two third bearings 105, two rail wheels 106, two first split bearing supports 107, two second split bearing supports 108, and two third split bearing supports 109, the braking and decelerating dual output shaft hydraulic motor 100 is provided with a first output shaft 1001, a second output shaft 1002, and a square flange 1003, the first stepped shaft 102 is provided with a first journal 1021, a second journal 1022, a third journal 1023, a fourth journal 1024, and a fifth journal 1025, the rail wheels 106 are provided with a shaft hole 1061, the first split bearing support 107 is composed of a bearing seat 1071 and a bearing cover 1072, the second split bearing support 108 is composed of a bearing seat 1081 and a bearing cover 1082, the third split bearing support 109 is composed of a bearing seat 1091 and a bearing cover 1092;

sleeving a first bearing 103 on a first stepped shaft second journal 1022 for fixed connection, sleeving a second bearing 104 on a first stepped shaft third journal 1023 for fixed connection, penetrating a first stepped shaft fourth journal 1024 into a wheel shaft hole 1061 for fixed connection, sleeving a third bearing 105 on the first stepped shaft fifth journal 1025 for fixed connection, symmetrically and fixedly connecting a braking and decelerating dual-output shaft hydraulic motor square flange 1003 to the middle part of the lower surface of a first cross beam 131 of a frame, respectively fixedly connecting a first split supporting bearing seat 1071, a second split supporting bearing seat 1081 and a third split supporting bearing seat 1091 to the lower surface of the first cross beam 131 of the frame, respectively sleeving a braking and decelerating dual-output shaft hydraulic motor first output shaft 1001 and a first stepped shaft first journal 1021 for fixed connection, so that the first bearing 103, the second bearing 104 and the third bearing 105 installed on the first stepped shaft 102 are respectively arranged on the first split supporting bearing seat 1071, the second split supporting bearing seat, A first split supporting bearing cover 1072, a second split supporting bearing cover 1082 and a third split supporting bearing cover 1092 are aligned and fixedly connected with the first split supporting bearing seat 1071, the second split supporting bearing seat 1081 and the third split supporting bearing seat 1091 respectively, and the same operation is repeated to form a driving device 10;

referring to fig. 3 and 6, the driven wheel device 11 is composed of a second stepped shaft 110, two fourth split bearing supports 111, two fourth bearings 112, two fifth split bearing supports 113, two rail wheels 114 and two fifth bearings 115, the second stepped shaft 110 is provided with two symmetrical first journals 1101, two second journals 1102 and two third journals 1103, the fourth split bearing support 111 is composed of a bearing seat and a bearing cover 1112, the fifth split bearing support 113 is composed of a bearing seat 1131 and a bearing cover 1132, the rail wheels 114 are provided with shaft holes 1141;

two fifth bearings 115 are respectively sleeved on the second stepped shaft and fixedly connected with two third journals 1103, two wheel shaft holes 1061 are respectively sleeved on the second stepped shaft and fixedly connected with two second journals 1102, two fourth bearings 112 are respectively sleeved on the second stepped shaft and fixedly connected with two first journals 1101, two fourth split support bearing seats 1111 and two fifth split support bearing seats 1131 are respectively fixedly connected with the lower surface of the second cross beam 132, so that the two fourth bearings 112 and the two fifth bearings 115 arranged on the second stepped shaft 110 are respectively arranged in the two fourth split support bearing seats 1111 and the two fifth split support bearing seats 1131, and then the two fourth split support bearing covers 1112 and the two fifth split support bearing covers 1132 are respectively aligned and fixedly connected with the two fourth split support bearing seats 1111 and the two fifth split support bearing seats 1132, so as to form the driven wheel device 11;

referring to fig. 3, 4 and 7, the reciprocating rail device 12 is composed of two inverted isosceles trapezoid caterpillar track plate driving wheels 121, two decelerating hydraulic motors 122, six lifting devices 123 and two driven wheels 125, wherein the inverted isosceles trapezoid caterpillar track plate driving wheels 121 are provided with longitudinal beams 1211, the longitudinal beams 1211 are provided with first shaft holes 12111 and two second shaft holes 12112, the decelerating hydraulic motors 122 are provided with output shafts 1221 and flange disks 1222, and the driven wheels 125 are provided with shaft holes 1251;

referring to fig. 7, the lifting device 123 is composed of a first hydraulic cylinder 1231, a first square cylindrical fixed arm 1232, a first square cylindrical telescopic arm 1233 and an L-shaped pin 1234, wherein a piston rod of the first hydraulic cylinder 1231 is provided with a single-lug ring 12311, the first square cylindrical fixed arm 1232 is provided with a closed end 12321, the first square cylindrical telescopic arm 1233 is provided with a square flange 12331, and the L-shaped pin 1234 is provided with a double-lug ring 12341, a square flange 12342 and a journal 12343;

the six constant-strength cantilever beams 16 are symmetrically and fixedly connected to proper positions of the upper surfaces of the first cross beam 131 and the second cross beam 132, the first hydraulic cylinder 1231 is inserted into the first square cylindrical fixed arm 1232, a cylinder body of the first hydraulic cylinder 1231 is fixedly connected with a closed end 12321 of the first square cylindrical fixed arm, the first square cylindrical telescopic arm 1233 is inserted into the first square cylindrical fixed arm 1232, the first square cylindrical telescopic arm 1233 and the first square cylindrical fixed arm 1232 form a moving pair, the first hydraulic cylinder piston rod single lug ring 12311 and the L-shaped pin shaft double lug ring 12341 are coaxially hinged, the first hydraulic cylinder piston rod is prevented from bearing bending moment, the first square cylindrical telescopic arm square flange 12331 and the L-shaped pin shaft square flange 12342 are aligned and fixedly connected, and the lifting device 123 is formed;

coaxially penetrating a speed reduction hydraulic motor output shaft 1221 and a longitudinal beam first shaft hole 12111 of an inverted isosceles trapezoid caterpillar track plate driving wheel 121, fixedly connecting the speed reduction hydraulic motor output shaft 1221 with a chain wheel of the inverted isosceles trapezoid caterpillar track plate driving wheel 121, fixedly connecting a speed reduction hydraulic motor flange 1222 with a longitudinal beam 1211, coaxially penetrating L-shaped pin shaft journals 12343 of two lifting devices with two longitudinal beam second shaft holes 12112 respectively to form a hinge connection, and fixedly connecting first cylindrical fixed arms 1232 of the two lifting devices on two equal-strength cantilever beams 16 respectively;

coaxially penetrating an L-shaped pin shaft journal 12343 of the lifting device and the driven wheel shaft hole 1251 to form a hinge connection, fixedly connecting a first cylindrical fixed arm 1232 of the lifting device to the constant-strength cantilever beam 16, and repeating the same operation in the section to form the self-propelled rail car 1;

referring to fig. 2, the device 2 for preventing ballast from collapsing at the pillow end comprises a third beam 21, a cantilever beam 22, a CMOS image sensor 23 and a component 24 for preventing ballast from collapsing at the pillow end, wherein the cantilever beam 22 is provided with a square flange 221 and a free end 222;

referring to fig. 12 to 14, the device 24 for preventing pillow end ballast from collapsing is composed of a telescopic device 240, a grabbing and releasing device 241 and a baffle 242, the baffle 242 is provided with two symmetrical upright columns 2420, a T-shaped chuck 2421 and a plurality of fork teeth 2422, the square upright column 2420 is provided with a wide-mouth positioning round hole 24201, and the T-shaped chuck 2421 is provided with two symmetrical bottom planes 24211 and two symmetrical inclined planes 24212;

referring to fig. 14, the telescopic device 240 is composed of a second square cylindrical fixed arm 2401, a second hydraulic cylinder 2402 and a second square cylindrical telescopic arm 2403, the second square cylindrical fixed arm 2401 is provided with a closed end 24011, the cylinder body of the second hydraulic cylinder 2402 is provided with a flange 24021, the piston rod is provided with a flange 24022, and the second square cylindrical telescopic arm 2403 is provided with a flange 24031;

a second hydraulic cylinder 2402 is arranged in a second square-cylindrical fixed arm 2401 in a penetrating manner, so that a cylinder body flange 24021 of the second hydraulic cylinder is symmetrically and fixedly connected to the closed end 24011 of the second square-cylindrical fixed arm, a second square-cylindrical telescopic arm 2403 is arranged in the second square-cylindrical fixed arm 2401 in a penetrating manner, and a piston rod flange 24022 of the second hydraulic cylinder is symmetrically and fixedly connected to a second square-cylindrical telescopic arm flange 24031 to form a telescopic device 240;

referring to fig. 12 and 13, the grabbing and releasing device 241 is composed of a hanger 2410, two double-lug ring supports 2411, a third hydraulic cylinder 2412, a helical compression spring 2413, two sector gears 2414, a first claw 2415 and a second claw 2416, wherein the hanger 2410 is provided with a square flange 24101, two pin shaft holes 24102, two groove square 24103 and two conical cylindrical pins 24104, the double-lug ring support 2411 is provided with a double-lug ring 24111 and a cylindrical groove 24112, the cylinder body of the third hydraulic cylinder 2412 is provided with a flange 24121, the piston rod is provided with a flange 24122, the first claw 2415 is provided with a first pin shaft hole 24151, a second pin shaft hole 24152, an arc groove 24153, an upper plane 24154 and an inclined plane 24155, and the second claw 2416 is provided with a first pin shaft hole 24161, a second pin shaft hole 24162, an arc groove 24163, an upper plane 24164 and an inclined plane 24165;

inserting two conical cylindrical pins 24104 of the hanger into two wide-mouth positioning circular holes 24201 of the baffle respectively, placing a sector gear 2414 into a first claw arc-shaped groove 24153 for fixedly connecting, placing another sector gear 2414 into a second claw arc-shaped groove 24163 for fixedly connecting, hinging a second pin shaft hole 24152 of the first claw with a hanger pin shaft hole 24102, hinging a second pin shaft hole 24162 of the second claw with another pin shaft hole 24102 of the hanger for meshing the two sector gears 2414, hinging a double-lug ring support double-lug ring 24111 with a first pin shaft hole 24151 of the first claw, hinging another double-lug ring support double-lug ring 24111 with a first pin shaft hole 24161 of the second claw, sleeving a spiral pressure spring 2413 on a third hydraulic oil cylinder 2412, symmetrically fixedly connecting the third cylinder body flange 24121 on a double-lug ring support 2411, symmetrically connecting one end of the spiral pressure spring into a double-lug ring support cylindrical groove 24112, symmetrically connecting the third hydraulic oil cylinder piston rod flange 24122 on the other double-lug ring support 2411, the piston rod is in a proper extending state, the other end of the spiral pressure spring 2413 is arranged in the cylindrical groove 24112 of the other double-lug ring support, and the spiral pressure spring 2413 is in a proper compression state to form a grabbing and releasing device 241;

symmetrically and fixedly connecting a second square cylindrical telescopic arm flange 24031 to a hanger square flange 24101 to form a device 24 for preventing ballast from collapsing at the pillow end;

the third beam 21 is fixedly connected to the two longitudinal beams 133 of the self-propelled rail car, the cantilever beam square flange 221 is fixedly connected to a proper position of the third beam 21, a proper position of the second square-cylindrical fixed arm 2401 is fixedly connected to the free end 222 of the cantilever beam, and the CMOS image sensor 23 is fixedly connected to the outer side of the longitudinal beam 133 of the rail car, so that the automatic device for preventing the collapse of ballast at the sleeper end is formed.

The working process and principle of the embodiment are as follows:

1. inserting a baffle for preventing the ballast at the pillow end from collapsing: the bolt on the outer side of the sleeper on the right side of the bad sleeper is well marked by engine oil, high-pressure oil enables a first output shaft and a second output shaft of a braking and decelerating double-output-shaft hydraulic motor to rotate synchronously in the forward direction, two rail wheels are respectively driven to rotate in the forward direction by two first stepped shafts, when the rail car runs to the position near a sleeper changing site, image information collected by a CMOS image sensor is automatically identified by a pattern identification system, the braking and decelerating double-output-shaft hydraulic motor starts to brake, the rail car is stopped at the position where the CMOS image sensor is coaxial with the engine oil marking bolt, a baffle plate is positioned right above the rear end of the bad sleeper, as shown in figure 1, the high-pressure oil enables a piston rod of a second hydraulic cylinder to start to extend out, a second square tubular telescopic arm is pushed to extend out of a supporting belt grabbing and releasing device and the baffle plate to descend, fork teeth of the baffle plate are inserted into, the high pressure oil makes the piston rod of the third hydraulic cylinder begin to retract, pulls the first claw and the second claw to swing back around the pin shaft, the helical compression spring compresses properly, the two meshed sector gears ensure the first claw and the second claw to swing synchronously, when the first claw and the second claw swing back to the maximum opening, the first claw and the second claw are disconnected with the T-shaped chuck, the high pressure oil makes the piston rod of the second hydraulic cylinder begin to retract, pulls the second square cylinder telescopic arm to retract, the second square cylinder telescopic arm retracts with the grabbing and releasing device to the proper height, the piston rod of the second hydraulic cylinder stops retracting, the piston rod of the third hydraulic cylinder stops retracting, the middle position of the hydraulic system direction control valve makes the piston rod of the third hydraulic cylinder in a floating state, the elastic force of the helical compression spring makes the first claw and the second claw swing back around the pin shaft to the original position, and finishing the work of inserting the baffle for blocking the collapse of the ballast at the pillow end. High-pressure oil enables a first output shaft and a second output shaft of the braking and decelerating double-output-shaft hydraulic motor to rotate synchronously in the forward direction, and the rail car is moved away from a sleeper changing site.

2. Pulling out the baffle for preventing the ballast from collapsing at the pillow end: when a new sleeper is replaced in place, the first output shaft and the second output shaft of the braking and decelerating double-output-shaft hydraulic motor are reversely and synchronously rotated by high-pressure oil, the rail car runs to a sleeper replacement site, the rail car is stopped at a position where a CMOS image sensor and an engine oil marking bolt are coaxial, the piston rod of a second hydraulic cylinder starts to extend out by the high-pressure oil, a second square-cylinder-shaped telescopic arm support belt grabbing and releasing device descends, the piston rod of a third hydraulic cylinder is in a floating state, when the inclined plane of a first claw and the inclined plane of a second claw respectively start to contact with two symmetrical inclined planes of a T-shaped chuck and slide, the first claw and the second claw overcome the elasticity of a spiral pressure spring and respectively swing back to back around a pin shaft of the first claw and back to back around the pin shaft of the second claw, when the plane of the grabbing and releasing device descend to the first claw and the plane of the second claw respectively start to contact with two symmetrical bottom planes of the T-shaped chuck, and under the elasticity of the spiral pressure spring, the first claw and the second claw respectively swing to back to The surface is coplanar with two symmetrical bottom planes of the T-shaped chuck respectively, the grabbing and releasing device is connected with the baffle, the piston rod of the second hydraulic cylinder stops extending out, as shown in figure 2, the piston rod of the second hydraulic cylinder starts to retract due to high-pressure oil, the grabbing and releasing device and the baffle are lifted to a proper height by the retraction of the second square-cylindrical telescopic arm, the operation of pulling out the baffle for preventing the collapse of the ballast at the pillow end is finished, the first output shaft and the second output shaft of the hydraulic motor with the braking and decelerating double output shafts synchronously rotate in the forward direction due to the high-pressure oil, and the rail car leaves a pillow changing site.

3. The rail car leaves the railway track: if the related work cannot be finished in the effective train passing clearance, the high-pressure oil enables the six first hydraulic oil cylinder piston rods to synchronously extend, the six first hydraulic oil cylinder piston rods respectively push the six first square telescopic arms to synchronously extend, so that the six L-shaped pin shafts respectively support the two inverted isosceles trapezoid track slab driving wheels and the two wheels to move downwards, when the two inverted isosceles trapezoid track slab driving wheels and the two wheels contact roadbed ballast and are compacted, the six first hydraulic oil cylinder bodies respectively push the six first square fixed arms to move upwards, so that the six equal-strength cantilever beams respectively support the first cross beams and the second cross beams to move upwards, so that the track wheels leave the track at a proper height, the six first hydraulic oil cylinder piston rods simultaneously stop extending, the high-pressure oil enables the two speed reduction hydraulic motors to synchronously rotate in the forward direction, and the two inverted isosceles trapezoid track slab driving wheels drive the track car to transversely leave the track on the roadbed, when the caterpillar plates of the two inverted isosceles trapezoid caterpillar plate driving wheels are contacted with the steel rail, as shown in fig. 8 and 9, the gravity center of the railcar begins to rise, the two inverted isosceles trapezoid caterpillar plate driving wheels get over the steel rail, as shown in fig. 10 and 11, the gravity center of the railcar begins to fall, the two inverted isosceles trapezoid caterpillar plate driving wheels get over the steel rail, the railcar is moved to a proper position of a roadbed, the two deceleration hydraulic motors stop rotating in the forward direction, and the railcar is finished after leaving the railway track;

4. returning the rail car to the railway track: when a train passes through a sleeper changing site, high-pressure oil enables two speed reducing hydraulic motors to start synchronous reverse rotation, two inverted isosceles trapezoid caterpillar track plate driving wheels drive a railcar to start transverse return track movement on a roadbed, as shown in figures 10 and 11, the two inverted isosceles trapezoid caterpillar track plate driving wheels cross a steel rail, the center of gravity of the railcar continues to rise, as shown in figures 8 and 9, the two inverted isosceles trapezoid caterpillar track plate driving wheels cross the steel rail, the center of gravity of the railcar continues to fall, when the railcar reaches a position shown in figure 1, the two speed reducing hydraulic motors stop reverse rotation, the high-pressure oil enables six first hydraulic oil cylinder piston rods to start synchronous retraction, the railcar wheels fall to contact with a track, the railcar is supported by the railcar, as shown in figure 1, the six first hydraulic oil cylinder piston rods stop retraction, the railcar returns to the track, and the railcar can freely move on the track, to begin the relevant work to be completed.

Claims (1)

1. An automatic device for preventing ballast from collapsing at a pillow end is characterized in that: the automatic ballast-stopping device comprises a self-propelled rail car, a device for stopping ballast from collapsing at the end of a sleeper, a rechargeable battery pack, an inverter, a hydraulic system and a control system box, wherein the rechargeable battery pack and the inverter provide power for an oil pump and the control system;

the self-propelled rail car consists of a driving device, a driven wheel component, a frame and six constant-strength cantilever beams, wherein the frame is provided with a first cross beam, a second cross beam and two longitudinal beams, and a rechargeable battery pack, an inverter, a hydraulic system and a control system box are arranged on the two longitudinal beams of the rail car;

the driving device consists of a braking and decelerating double-output-shaft hydraulic motor, two couplers, two first stepped shafts, two first bearings, two second bearings, two third bearings, two rail wheels, two first split bearing supports, two second split bearing supports and two third split bearing supports, wherein the braking and decelerating double-output-shaft hydraulic motor is provided with a first output shaft, a second output shaft and a square flange plate;

the first bearing is sleeved on a second journal of the first stepped shaft to be fixedly connected, the second bearing is sleeved on a third journal of the first stepped shaft to be fixedly connected, a fourth journal of the first stepped shaft is penetrated in a wheel shaft hole to be fixedly connected, a third bearing is sleeved on a fifth journal of the first stepped shaft to be fixedly connected, square flange plates of the braking and decelerating dual-output shaft hydraulic motor are symmetrically and fixedly connected to the middle part of the lower surface of a first cross beam of a frame, a first split type supporting bearing seat, a second split type supporting bearing seat and a third split type supporting bearing seat are respectively and fixedly connected to the lower surface of the first cross beam of the frame, a coupler is respectively sleeved on a first output shaft of the braking and decelerating dual-output shaft hydraulic motor and a first journal of the first stepped shaft to be fixedly connected, so that a first bearing, a second bearing and a third bearing which are arranged on the first stepped shaft are respectively arranged in the first split type supporting bearing seat, the second split type supporting bearing seat and, then, the first split type supporting bearing cover, the second split type supporting bearing cover and the third split type supporting bearing cover are respectively aligned and fixedly connected with the first split type supporting bearing seat, the second split type supporting bearing seat and the third split type supporting bearing seat, and the same operation in the section is repeated to form a driving device;

the driven wheel device consists of a second stepped shaft, two fourth split bearing supports, two fourth bearings, two fifth split bearing supports, two rail wheels and two fifth bearings, wherein the second stepped shaft is provided with two first journals, two second journals and two third journals which are symmetrical, the fourth split bearing supports consist of bearing seats and bearing covers, the fifth split bearing supports consist of the bearing seats and the bearing covers, and the rail wheels are provided with shaft holes;

two fifth bearings are respectively sleeved on the second stepped shaft and fixedly connected with two third journals, two wheel axle holes are respectively sleeved on the second stepped shaft and fixedly connected with two second journals, two fourth bearings are respectively sleeved on the second stepped shaft and fixedly connected with two first journals, two fourth split type supporting bearing seats and two fifth split type supporting bearing seats are respectively fixedly connected with the lower surface of the second cross beam, so that the two fourth bearings and the two fifth bearings which are arranged on the second stepped shaft are respectively arranged in the two fourth split type supporting bearing seats and the two fifth split type supporting bearing seats, and then the two fourth split type supporting bearing covers and the two fifth split type supporting bearing covers are respectively aligned and fixedly connected with the two fourth split type supporting bearing seats and the two fifth split type supporting bearing seats to form a driven wheel device;

the reciprocating rail device consists of two inverted isosceles trapezoid caterpillar track plate driving wheels, two speed reduction hydraulic motors, six lifting devices and two driven wheels, wherein the inverted isosceles trapezoid caterpillar track plate driving wheels are provided with longitudinal beams, the longitudinal beams are provided with a first shaft hole and two second shaft holes, the speed reduction hydraulic motors are provided with output shafts and flange plates, and the driven wheels are provided with shaft holes;

the lifting device consists of a first hydraulic oil cylinder, a first square-barrel-shaped fixed arm, a first square-barrel-shaped telescopic arm and an L-shaped pin shaft, wherein a piston rod of the first hydraulic oil cylinder is provided with a single-lug ring, the first square-barrel-shaped fixed arm is provided with a closed end, the first square-barrel-shaped telescopic arm is provided with a square flange plate, and the L-shaped pin shaft is provided with a double-lug ring, a square flange plate and a shaft neck;

the six equal-strength cantilever beams are symmetrically and fixedly connected to proper positions on the upper surfaces of the first cross beam and the second cross beam, a first hydraulic oil cylinder is inserted into the first square cylindrical fixed arm, a cylinder body of the first hydraulic oil cylinder is fixedly connected with the closed end of the first square cylindrical fixed arm, a first square cylindrical telescopic arm is inserted into the first square cylindrical fixed arm, the first square cylindrical telescopic arm and the first square cylindrical fixed arm form a moving pair, a single lug ring of a piston rod of the first hydraulic oil cylinder is coaxially connected with double lug rings of the L-shaped pin shaft through a hinge, the piston rod of the first hydraulic oil cylinder is prevented from bearing bending moment, and a square flange plate of the first square cylindrical telescopic arm is aligned and fixedly connected with a;

coaxially penetrating an output shaft of a speed reduction hydraulic motor into a first axial hole of a longitudinal beam of an inverted isosceles trapezoid caterpillar track plate driving wheel, fixedly connecting the output shaft of the speed reduction hydraulic motor with a chain wheel of the inverted isosceles trapezoid caterpillar track plate driving wheel, fixedly connecting a flange plate of the speed reduction hydraulic motor with the longitudinal beam, coaxially penetrating shaft necks of L-shaped pin shafts of two lifting devices into two second axial holes of the longitudinal beam respectively to form hinge connection, and fixedly connecting first square cylindrical fixed arms of the two lifting devices to two equal-strength cantilever beams respectively;

coaxially penetrating an L-shaped pin shaft neck of the lifting device and a driven wheel shaft hole to form a hinge connection, fixedly connecting a first square tubular fixed arm of the lifting device to the constant-strength cantilever beam, and repeating the same operation in the section to form the self-propelled rail car;

the device for preventing the ballast from collapsing at the pillow end consists of a third beam, a cantilever beam, a CMOS image sensor and a component for preventing the ballast from collapsing at the pillow end, wherein the cantilever beam is provided with a square flange and a free end;

the device for preventing the ballast from collapsing at the pillow end consists of a telescopic device, a grabbing and releasing device and a baffle plate, wherein the baffle plate is provided with two symmetrical upright posts, a T-shaped chuck and a plurality of fork teeth, the square upright post is provided with a wide-mouth positioning round hole, and the T-shaped chuck is provided with two symmetrical bottom planes and two symmetrical inclined planes;

the telescopic device consists of a second square cylindrical fixed arm, a second hydraulic cylinder and a second square cylindrical telescopic arm, wherein the second square cylindrical fixed arm is provided with a closed end, a cylinder body of the second hydraulic cylinder is provided with a flange plate, a piston rod is provided with a flange plate, and the second square cylindrical telescopic arm is provided with a flange plate;

a second hydraulic cylinder is arranged in the second square-cylindrical fixed arm in a penetrating manner, so that a second hydraulic cylinder body flange plate is symmetrically and fixedly connected to the closed end of the second square-cylindrical fixed arm, a second square-cylindrical telescopic arm is arranged in the second square-cylindrical fixed arm in a penetrating manner, and a second hydraulic cylinder piston rod flange plate is symmetrically and fixedly connected to the second square-cylindrical telescopic arm flange plate to form a telescopic device;

the grabbing and releasing device comprises a hanger, two double lug ring supports, a third hydraulic oil cylinder, a spiral pressure spring, two sector gears, a first claw and a second claw, wherein the hanger is provided with a square flange plate, two pin shaft holes, two groove square grooves and two conical cylindrical pins;

inserting two conical cylindrical pins of a hanger into two wide-mouth positioning circular holes of a baffle respectively, placing a sector gear into a first claw arc surface groove for fixedly connecting, placing another sector gear into a second claw arc surface groove for fixedly connecting, hinging a second pin shaft hole of a first claw with a hanger pin shaft hole, hinging a second pin shaft hole of a second claw with another pin shaft hole of the hanger to enable the two sector gears to be meshed, hinging a double-lug ring of a double-lug ring support with a first pin shaft hole of the first claw, hinging another double-lug ring support double-lug ring with a first pin shaft hole of the second claw, sleeving a spiral pressure spring on a third hydraulic oil cylinder, symmetrically fixedly connecting a cylinder body flange of the third hydraulic oil cylinder on the double-lug ring support, placing one end of the spiral pressure spring in a cylindrical groove of the double-lug ring support, symmetrically and fixedly connecting a piston rod flange of the third hydraulic oil cylinder on the other double-lug ring support, the piston rod is in a proper extending state, the other end of the spiral pressure spring is arranged in the cylindrical groove of the other double-lug-ring support, and the spiral pressure spring is in a proper compression state to form a grabbing and releasing device;

the flange plates of the second square cylindrical telescopic arm are symmetrically and fixedly connected to the square flange plate of the hanging bracket to form a device for preventing ballast from collapsing at the pillow end;

and the third beam is fixedly connected to two longitudinal beams of the self-propelled rail car, the cantilever beam square flange is fixedly connected to a proper position of the third beam, a proper position of the second square-barrel-shaped fixed arm is fixedly connected to the free end of the cantilever beam, and the CMOS image sensor is fixedly connected to the outer side of the longitudinal beam of the rail car, so that the automatic device for preventing the ballast at the sleeper end from collapsing is formed.

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