CN112095372A - Night safety type automatic trolley capable of laying stones below railway quickly - Google Patents

Abstract

The invention relates to the technical field of railway construction, in particular to a night safety type automatic trolley capable of quickly laying stones below railways, which comprises a trolley body and a stone throwing cavity, wherein the stone throwing cavity is positioned in the trolley body and provided with an upward opening, a stone accumulating cavity is arranged in the end wall at the lower side of the stone throwing cavity, and a transmission device which accumulates and transmits crushed stones thrown through a stone inlet hopper in the stone throwing cavity to a stone paving block fixedly arranged outside the end wall at the left side of the trolley body is arranged in the stone accumulating cavity. Warning surrounding constructors to avoid accidents.

Description

Night safety type automatic trolley capable of laying stones below railway quickly

Technical Field

The invention relates to the technical field of railway construction, in particular to a night safety type automatic trolley capable of quickly laying stones below a railway.

Background

Need evenly lay the gravel on the road surface among the railway earlier stage work progress, and present stone paving machine can realize stone paving effect, but still be in semi-automatization's stage, the stone of laying out is not even enough, still need the manpower to remove to fill the pit, and human action inefficiency, and night work is because the dim road surface where is difficult to distinguish has obstacle and pot hole of light, the accident takes place easily for the construction, consequently it improves above-mentioned problem to need to design a safe type automatic dolly at night that can lay railway below stone fast.

Disclosure of Invention

The invention aims to provide a night safety type automatic trolley capable of quickly paving stones below a railway, which can overcome the defects of the prior art, so that the practicability of equipment is improved.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a night safety type automatic trolley capable of quickly paving stones below a railway, which comprises a trolley body and a stone throwing cavity, wherein the stone throwing cavity is positioned in the trolley body and provided with an upward opening, a stone accumulating cavity is arranged in the end wall at the lower side of the stone throwing cavity, a transfer device for accumulating crushed stones thrown through a stone inlet hopper in the stone throwing cavity and transferring the crushed stones to a stone paving block fixedly arranged outside the end wall at the left side of the trolley body is arranged in the stone paving block, a stone paving device for uniformly scattering the crushed stones on a road surface after the crushed stones are transferred by the transfer device is arranged in the stone paving block, symmetrical wheel shafts are respectively arranged in the end walls at the left side and the right side of the trolley body, the wheel shafts extend to the outside of the trolley body from front to back, symmetrical wheels are fixedly arranged at the tail ends of the wheel shafts, a first transmission cavity is arranged in the end wall at the lower side of the trolley body, a transmission device for driving the stone, a second transmission cavity with a right opening is arranged in the upper side end wall of the first transmission cavity, a rotation cavity with a right opening is arranged in the upper side end wall of the second transmission cavity, a first rotating shaft is rotatably arranged in the rotation cavity, an incomplete gear is fixedly arranged at the tail end of the first rotating shaft, a bucket capable of leveling the ground is placed on the right side of the trolley body, a connecting rod is fixedly connected between the bucket and the outer surface of the incomplete gear, a lighting device capable of driving the bucket to swing when the transmission device is started so as to level the ground after stones are scattered on the trolley, a conductive cavity is arranged in the upper side end wall of the rotation cavity, lighting lamps which are symmetrical and are fixedly arranged outside a lighting block fixedly arranged above the trolley body when the incomplete gear rotates are arranged in the conductive cavity, and alternate intervals among the lighting lamps can be prolonged when the travelling speed of the trolley is slowed when obstacles occur in the travelling process of the trolley, and warning surrounding constructors that construction needs to be noticed.

Further, the transmission device comprises a power cavity in the end wall of the left side of the first transmission cavity, a worm is rotatably connected between the power cavity and the first transmission cavity, a first bevel gear is fixedly arranged at the tail end of the worm, a second bevel gear meshed with the first bevel gear is fixedly arranged on the outer surface of the wheel axle in the first transmission cavity, a grooved wheel is fixedly arranged at the tail end of the worm in the power cavity, a first transmission shaft is rotatably arranged in the power cavity, a rotating plate is fixedly arranged at the tail end of the first transmission shaft, a driving plate and a round pin which have the same size as the gap of the grooved wheel are fixedly arranged on the right side end surface of the rotating plate, symmetrical radial grooves are arranged on the grooved wheel and are matched with the round pin, when the rotating plate rotates for one circle, the grooved wheel is driven to rotate, and the round pin enters the radial grooves to drive the rotation degree of the wheel, the first transmission shaft extends leftwards to the end wall on the left side of the power cavity and is connected with a motor through power, a second transmission shaft is rotatably connected between the second transmission cavity and the first transmission cavity, a worm wheel meshed with the worm is fixedly arranged on the outer surface of the second transmission shaft, a cam is fixedly arranged on the outer surface of the second transmission shaft of the second transmission cavity, a moving block is arranged in the second transmission cavity and can move leftwards and rightwards, a push rod is fixedly arranged on the right side of the moving block and contacts with the connecting rod, and a first spring is elastically connected between the moving block and the end wall on the right side of the second transmission cavity.

Further, the lighting device comprises a second rotating shaft, an eccentric wheel is fixedly arranged at the tail end of the second rotating shaft, a fixed rod is fixedly arranged on the upper end surface of the eccentric wheel, a rotating disc is fixedly arranged at the tail end of the fixed rod, symmetrical current-conducting plates are arranged in the current-conducting cavity, supporting rods corresponding to the current-conducting plates are fixedly arranged on the upper surface of the rotating disc, a current-conducting block is fixedly arranged at the tail end of each supporting rod, the current-conducting block is fixedly connected with the motor through a first electric wire, a second spring is elastically connected between the current-conducting block and the current-conducting plates, the current-conducting plates are fixedly connected with the lighting lamp through a second electric wire, a third rotating shaft is rotatably arranged on the left side of the incomplete gear, a first gear meshed with the incomplete gear is fixedly arranged at the tail end of the third rotating shaft, a third bevel gear is fixedly arranged on the rear side of the first gear, a fourth bevel gear meshed with the third bevel, when the incomplete gear rotates, the eccentric wheel can be driven to rotate, so that the rotating disc revolves around the eccentric wheel, the conductive block and the conductive plate are alternately superposed and separated, and the corresponding illuminating lamp flickers.

Further, the stone feeding hopper is fixedly connected with the accumulated stone cavity through a first guide pipe, the transmission device comprises a movable plate, a third spring is elastically connected between the movable plate and the lower side end wall of the accumulated stone cavity, a transmission cavity is arranged in the lower side end wall of the accumulated stone cavity, a rack is arranged in the transmission cavity and can move up and down, the rack extends upwards into the accumulated stone cavity, a fourth spring is elastically connected between the rack and the lower side end wall of the transmission cavity, a fourth rotating shaft is rotatably arranged in the transmission cavity, a second gear meshed with the rack is fixedly arranged at the tail end of the fourth rotating shaft, a fifth bevel gear is fixedly arranged on the rear side of the second gear, a first cavity is arranged in the upper side end wall of the rear of the transmission cavity, a fifth rotating shaft is rotatably connected between the first cavity and the transmission cavity, and a sixth bevel gear meshed with the fifth bevel gear is fixedly arranged at the bottom end of the fifth rotating shaft, fifth pivot top has set firmly the carousel, first cavity with through second pipe fixed connection between the amasss stone chamber, the carousel upper surface has set firmly conical baffle, the baffle left and right sides is equipped with two passageways of symmetry, it is equipped with the second cavity that the opening is decurrent to lay the piece, the second cavity with through third pipeline fixed connection between the first cavity, the movable plate drives when moving down thereby the rack moves down and makes the second gear rotates the messenger the carousel corresponds to the passageway in the time of the third pipeline inside stone falls into in the second cavity, be equipped with the filter screen in the second cavity downside end wall.

Furthermore, the first transmission shaft extends leftwards into the third transmission cavity, the outer surface is fixedly provided with a first belt wheel, a fourth transmission cavity is arranged in the rear end wall of the third transmission cavity, a third transmission shaft is rotatably arranged in the fourth transmission cavity, a second belt wheel is fixedly arranged on the outer surface of the third transmission shaft, the first belt wheel is in power connection with the second belt wheel through a transmission belt, the stone paving device comprises a third cavity with a downward opening in the end wall at the right side of the second cavity, a third transmission shaft in the third cavity is a first rocker, a vibrating plate is arranged in the third cavity and can move up and down, a second rocker is hinged between the first rocker and the vibrating plate, and a third rocker is hinged between the second rocker and the third cavity, and the first rocker can synchronously drive the third rocker to enable the vibrating plate to move up and down to vibrate the sieve plate below the vibrating plate to enable stones to fall down while rotating.

Furthermore, a third gear is fixedly arranged at the tail end of the first transmission shaft, a fourth rocker is hinged to the left side surface of the third gear, a moving cavity with a leftward opening is formed in the end wall of the left side of the vehicle body, a baffle is arranged in the moving cavity and can move back and forth, a connecting rod is hinged between the moving plate and the fourth rocker, the moving plate blocks the lower portion of the sieve plate, and moving stones passing through the baffle can uniformly fall from through holes which are symmetrical in front and back of the baffle to lay the ground.

The invention has the beneficial effects that: the invention provides a night safety type automatic trolley capable of quickly laying stones below a railway, which can automatically advance and uniformly drop the stones through the vibration of a sieve plate, a bucket at the rear swings to level the bumps of a road surface, meanwhile, lamps above the trolley can provide illumination for people who construct around through alternate flashing, the alternate intervals of the lamps can also be changed according to the obstacle degree in front of the trolley, and surrounding constructors are warned to avoid accidents.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of the overall structure of the night safety type automatic trolley capable of quickly paving stones under a railway.

Fig. 2 is a schematic view of the structure a-a in fig. 1.

Fig. 3 is a schematic diagram of the structure B-B in fig. 2.

Fig. 4 is a schematic diagram of the structure C-C in fig. 3.

Fig. 5 is a schematic diagram of the structure D-D in fig. 3.

FIG. 6 is a schematic diagram of the structure of E-E in FIG. 1.

Fig. 7 is a schematic view of the structure of F-F in fig. 3.

Fig. 8 is a schematic structural view of the turntable in fig. 1.

Fig. 9 is a schematic view of the structure of the baffle plate in fig. 3.

Fig. 10 is a schematic view of the structure of G-G in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-10, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of the drawing itself.

With reference to fig. 1 to 10, the night safety type automatic trolley capable of rapidly paving stones below a railway comprises a trolley body 10 and a stone throwing cavity 11 with an upward opening in the trolley body 10, wherein a stone accumulating cavity 15 is arranged in a lower side end wall of the stone throwing cavity 11, a transfer device 205 for accumulating and transferring crushed stones thrown into the stone throwing cavity 11 through a stone inlet hopper 13 is arranged in the stone accumulating cavity 15 to a stone paving block 12 fixedly arranged outside a left side end wall of the trolley body 10, a stone paving device 202 for uniformly scattering the crushed stones on a road surface after the crushed stones are transferred by the transfer device 205 is arranged in the stone paving block 12, symmetrical wheel shafts 21 are respectively arranged in a left side end wall and a right side end wall of the trolley body 10, the wheel shafts 21 extend forwards and backwards outside the trolley body 10, 4 symmetrical wheels 22 are fixedly arranged at the tail ends of the wheel shafts, a first transmission cavity 46 is arranged in the lower side end wall of the trolley body 10, and the first transmission cavity 46 is arranged for driving the stone paving device 202 to uniformly pave stones and simultaneously drive A transmission device 201 for uniform rotation of the wheel 22, a second transmission cavity 81 with a right opening is arranged in the upper end wall of the first transmission cavity 46, a rotation cavity 61 with a right opening is arranged in the upper end wall of the second transmission cavity 81, a first rotation shaft 62 is rotatably arranged in the rotation cavity 61, an incomplete gear 57 is fixedly arranged at the tail end of the first rotation shaft 62, a bucket 51 capable of leveling the ground is placed on the right side of the vehicle body 10, a connecting rod 52 is fixedly connected between the bucket 51 and the outer surface of the incomplete gear 57, a lighting device 203 capable of driving the bucket 51 to swing when the transmission device 201 is started so as to spade the ground after stones are scattered on a trolley is arranged in the second transmission cavity 81, a conductive cavity 67 is arranged in the upper end wall of the rotation cavity 61, and a lighting device 203 capable of alternately lighting 5 symmetrical lighting lamps 60 fixedly arranged outside a lighting block 59 fixedly arranged above the vehicle body 10 when the incomplete gear 57 rotates is arranged in the conductive cavity 67, when the travelling speed of the trolley is slowed down due to an obstacle in the travelling process of the trolley, the alternate interval between the illuminating lamps 60 is prolonged, and surrounding constructors are warned that construction needs to be noticed.

Advantageously, the transmission device 201 includes a power chamber 40 in the left end wall of the first transmission chamber 46, a worm 39 is rotatably connected between the power chamber 40 and the first transmission chamber 46, a first bevel gear 49 is fixedly arranged at the end of the worm 39, a second bevel gear 50 engaged with the first bevel gear 49 is fixedly arranged on the outer surface of the wheel axle 21 in the first transmission chamber 46, a grooved wheel 44 is fixedly arranged at the end of the worm 39 in the power chamber 40, a first transmission shaft 19 is rotatably arranged in the power chamber 40, a rotating plate 42 is fixedly arranged at the end of the first transmission shaft 19, a driving plate 41 and a round pin 43 having the same size as the gap of the grooved wheel 44 are fixedly arranged on the right end surface of the rotating plate 42, 6 symmetrical radial grooves 45 are arranged on the grooved wheel 44, the radial grooves 45 are matched with the round pin 43, when each rotation of the rotating plate 42, the driving plate 41 drives the grooved wheel 44 to rotate while the round pin 43 enters the radial grooves 45, the wheel 22 is driven to rotate by 60 degrees, the first transmission shaft 19 extends leftwards to the left end wall of the power cavity 40 and is in power connection with a motor 66, a second transmission shaft 47 is rotatably connected between the second transmission cavity 81 and the first transmission cavity 46, a worm wheel 48 meshed with the worm 39 is fixedly arranged on the outer surface of the second transmission shaft 47, a cam 53 is fixedly arranged on the outer surface of the second transmission shaft 47 of the second transmission cavity 81, a moving block 54 capable of moving leftwards and rightwards is arranged in the second transmission cavity 81, a push rod 56 is fixedly arranged on the right side of the moving block 54, the push rod 56 extends rightwards to be in contact with the connecting rod 52, and a first spring 55 is elastically connected between the moving block 54 and the right end wall of the second transmission cavity 81.

Beneficially, the lighting device 203 includes a second rotating shaft 68, an eccentric wheel 84 is fixedly arranged at the end of the second rotating shaft 68, a fixed rod 82 is fixedly arranged on the upper end surface of the eccentric wheel 84, a rotating disc 73 is fixedly arranged at the end of the fixed rod 82, 5 symmetrical conductive plates 69 are arranged in the conductive cavity 67, 5 support rods 72 corresponding to the conductive plates 69 are fixedly arranged on the upper surface of the rotating disc 73, a conductive block 71 is fixedly arranged at the end of each support rod 72, the conductive block 71 is fixedly connected with the motor 66 through a first wire 74, a second spring 70 is elastically connected between the conductive block 71 and the conductive plate 69, the conductive plate 71 is fixedly connected with the lighting lamp 60 through a second wire 60, a third rotating shaft 63 is rotatably arranged on the left side of the incomplete gear 57, a first gear 58 meshed with the incomplete gear 57 is fixedly arranged at the end of the third rotating shaft 63, a third bevel gear 64 is fixedly arranged at the rear side of the first gear 58, a fourth bevel gear 65 meshed with the third bevel gear 64 is fixedly arranged at the tail end of the second rotating shaft 68 in the second transmission cavity 61, and when the incomplete gear 57 rotates, the eccentric wheel 84 can be driven to rotate, so that the rotating disc 73 revolves around the eccentric wheel 84, the conductive block 71 and the conductive plate 69 are alternately superposed and separated, and the corresponding illuminating lamp 60 flickers.

Beneficially, the stone feeding hopper 13 is fixedly connected with the accumulated stone cavity 15 through a first conduit 14, the transfer device 205 includes a moving plate 16, a third spring 17 is elastically connected between the moving plate 16 and the lower end wall of the accumulated stone cavity 15, a force transmission cavity 29 is arranged in the lower end wall of the accumulated stone cavity 15, a rack 27 is arranged in the force transmission cavity 29 and can move up and down, the rack 27 extends up into the accumulated stone cavity 15, a fourth spring is elastically connected between the rack 27 and the lower end wall of the force transmission cavity 29, a fourth rotating shaft 32 is rotatably arranged in the force transmission cavity 29, a second gear 28 engaged with the rack 27 is fixedly arranged at the tail end of the fourth rotating shaft 32, a fifth bevel gear 31 is fixedly arranged at the rear side of the second gear 28, a first cavity 38 is arranged in the upper end wall of the rear side of the force transmission cavity 29, a fifth rotating shaft 33 is rotatably connected between the first cavity 38 and the force transmission cavity 29, a sixth bevel gear 32 meshed with the fifth bevel gear 31 is fixedly arranged at the bottom end of the fifth rotating shaft 33, a rotary disc 34 is fixedly arranged at the top end of the fifth rotating shaft 33, the first cavity 38 is fixedly connected with the stone accumulation cavity 15 through a second guide pipe 35, a conical partition plate 36 is fixedly arranged on the upper surface of the rotary disc 34, two symmetrical channels 37 are arranged on the left side and the right side of the partition plate 36, a second cavity 30 with a downward opening is arranged in the laying block 12, the second cavity 30 is fixedly connected with the first cavity 38 through a third pipeline 85, the rack 27 is driven to move downwards when the moving plate 16 moves downwards, so that the second gear 28 rotates to enable the rotary disc 34 to enable stones in the channels 37 to fall into the second cavity 30 when the channels 37 correspond to the third pipeline 85, and a filter screen 31 is arranged in the lower end wall of the second cavity 30.

Beneficially, the first transmission shaft 19 extends leftwards into a third transmission chamber 18, a first belt pulley 20 is fixedly arranged on the outer surface of the first transmission shaft, a fourth transmission chamber 86 is arranged in the rear end wall of the third transmission chamber 18, a third transmission shaft 25 is rotatably arranged in the fourth transmission chamber 86, a second belt pulley 24 is fixedly arranged on the outer surface of the third transmission shaft 25, the first belt pulley 20 and the second belt pulley 24 are in power connection through a transmission belt 23, the stone paving device 202 comprises a third cavity 26 with a downward opening in the right end wall of the second cavity, the third transmission shaft 25 in the third cavity 26 is a first rocker 27, a vibrating plate 87 is movably arranged in the third cavity 26 up and down, a second rocker 28 is hinged between the first rocker 27 and the vibrating plate 87, and a third rocker 29 is hinged between the second rocker 28 and the third cavity 26, the first rocker 27 can synchronously drive the third rocker 29 to make the vibrating plate 87 move up and down to vibrate the sieve plate 31 below to make the stones fall down while rotating.

Beneficially, a third gear 88 is fixedly arranged at the tail end of the first transmission shaft 19, a fourth rocker 76 is hinged on the left side surface of the third gear 88, a moving cavity 78 with a leftward opening is arranged in the left side end wall of the vehicle body 10, a baffle 79 is arranged in the moving cavity 78 and can move back and forth, a connecting rod 77 is hinged between the moving plate 79 and the fourth rocker 76, the moving plate 79 blocks the lower part of the screen plate 31, and moving stones passing through the baffle 79 can uniformly fall from through holes 80 which are symmetrical front and back of the baffle 79 to lay the ground.

The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.

Mechanical action sequence of the whole device:

when the device of the present invention is in operation, the processed crushed stones are poured into the stone inlet hopper 13 and flow into the stone accumulation cavity 15, the moving plate 16 moves downward to slide the crushed stones onto the rotating disc 34, the rack 27 moves downward to drive the second gear 28 to rotate, so as to drive the fifth bevel gear 31 to rotate, so as to drive the sixth bevel gear 32 to rotate, so as to drive the rotating disc 34 to rotate, when the channel 37 is overlapped with the third conduit 85, the crushed stones fall onto the sieve plate 31 in the second cavity 30, and along with the rotation of the rotating disc 34, the crushed stones fall in batches, at this time, the motor 66 can be started to drive the first transmission shaft 19 to rotate, so as to drive the first pulley 20 and the third gear 88 to rotate, so as to drive the second pulley 24 and the fourth rocker 76 to rotate, so as to drive the first rocker 27 to rotate and the baffle 78 to reciprocate back and forth, the vibrating plate 87 moves up and down to vibrate the sieve plate 31, the crushed stones fall down uniformly from the through hole 80, and at the same time, the first transmission shaft 19 drives the rotating plate 42 to rotate, thereby driving the round pin 43 to rotate, so that the grooved wheel 44 rotates, thereby driving the worm 39 to rotate, thereby driving the worm wheel 48 and the first bevel gear 49 to rotate, thereby driving the cam 53 and the second bevel gear 50 to rotate, thereby driving the moving block 54 and the push rod 56 to move back and forth to push the connecting rod 52 to swing back and forth under the action of the first spring 55, at the same time, the wheel 22 rotates to drive the trolley to move forward, while the bucket 51 shovels the ground bulge, the incomplete gear 57 rotates to drive the first gear 58 to rotate, thereby driving the third bevel gear 64 to rotate, thereby driving the fourth bevel gear 65 to rotate, thereby driving the eccentric wheel 84 to rotate, therefore, the rotating disc 73 is driven to revolve around the eccentric wheel 84 to make the conductive block 71 contact with the conductive plate 69, and the illuminating lamp 60 corresponding to the conductive plate 69 flickers to provide multi-directional illumination as the motor 66 is started and the conductive block 71 is electrified.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a can lay automatic dolly of safe type night of railway below stone fast, includes the automobile body and is located the ascending stone cavity of throwing of opening in the automobile body, its characterized in that: the stone throwing device comprises a stone throwing cavity, a stone depositing cavity is arranged in the lower side end wall of the stone throwing cavity, a transfer device which accumulates crushed stones thrown by a stone inlet hopper in the stone throwing cavity and transfers the crushed stones to a stone paving block fixedly arranged outside the left side end wall of the vehicle body is arranged in the stone paving cavity, stone paving devices which uniformly scatter the crushed stones on a road surface after the crushed stones are transferred by the transfer device are arranged in the stone paving blocks, symmetrical wheel shafts are respectively arranged in the left side end wall and the right side end wall of the vehicle body, the front ends and the rear ends of the wheel shafts extend out of the vehicle body, symmetrical wheels are fixedly arranged at the tail ends of the wheel shafts, a first transmission cavity is arranged in the lower side end wall of the vehicle body, a transmission device which drives the stone paving device to uniformly pave stones and simultaneously drives the wheels to rotate at a uniform speed is arranged in the first transmission cavity, a second transmission cavity with a right opening is arranged in the upper side end, the stone-spreading and stone-leveling trolley is characterized in that a first rotating shaft is rotatably arranged in the rotating cavity, an incomplete gear is fixedly arranged at the tail end of the first rotating shaft, a bucket capable of leveling the ground is placed on the right side of the trolley body, a connecting rod is fixedly connected between the bucket and the outer surface of the incomplete gear, a lighting device capable of driving the bucket to swing when the transmission device is started so as to level the ground after stones are scattered on the trolley is arranged in the second transmission cavity, a conductive cavity is arranged in the end wall on the upper side of the rotating cavity, a lighting device capable of alternately lighting the lighting lamps which are symmetrical and externally and fixedly arranged on a lighting block fixedly arranged above the trolley body when the incomplete gear rotates is arranged in the conductive cavity, and the lighting device can prolong the alternate interval between the lighting lamps when the travelling speed of the trolley is reduced when the travelling speed.

2. The night safety automatic trolley capable of quickly laying stones under railways according to claim 1, wherein: the transmission device comprises a power cavity in the end wall of the left side of the first transmission cavity, a worm is rotatably connected between the power cavity and the first transmission cavity, a first bevel gear is fixedly arranged at the tail end of the worm, a second bevel gear meshed with the first bevel gear is fixedly arranged on the outer surface of the wheel axle in the first transmission cavity, a grooved wheel is fixedly arranged at the tail end of the worm in the power cavity, a first transmission shaft is rotatably arranged in the power cavity, a rotating plate is fixedly arranged at the tail end of the first transmission shaft, a driving plate and a round pin which have the same size as the gap of the grooved wheel are fixedly arranged on the end surface of the right side of the rotating plate, symmetrical radial grooves are arranged on the grooved wheel and are matched with the round pin, when the rotating plate rotates for each circle, the driving plate drives the grooved wheel to rotate, and the round pin enters the radial grooves to drive the wheel to rotate, the first transmission shaft extends leftwards to the end wall on the left side of the power cavity and is connected with a motor through power, a second transmission shaft is rotatably connected between the second transmission cavity and the first transmission cavity, a worm wheel meshed with the worm is fixedly arranged on the outer surface of the second transmission shaft, a cam is fixedly arranged on the outer surface of the second transmission shaft of the second transmission cavity, a moving block is arranged in the second transmission cavity and can move leftwards and rightwards, a push rod is fixedly arranged on the right side of the moving block and contacts with the connecting rod, and a first spring is elastically connected between the moving block and the end wall on the right side of the second transmission cavity.

3. The night safety automatic trolley capable of quickly laying stones under railways according to claim 1, wherein: the lighting device comprises a second rotating shaft, an eccentric wheel is fixedly arranged at the tail end of the second rotating shaft, a fixed rod is fixedly arranged on the upper end face of the eccentric wheel, a rotating disc is fixedly arranged at the tail end of the fixed rod, symmetrical current-conducting plates are arranged in the current-conducting cavity, supporting rods corresponding to the current-conducting plates are fixedly arranged on the upper surface of the rotating disc, a current-conducting block is fixedly arranged at the tail end of each supporting rod, the current-conducting block is fixedly connected with the motor through a first electric wire, a second spring is elastically connected between the current-conducting block and the current-conducting plates, the current-conducting plates are fixedly connected with the lighting lamp through a second electric wire, a third rotating shaft is rotatably arranged on the left side of the incomplete gear, a first gear meshed with the incomplete gear is fixedly arranged at the tail end of the third rotating shaft, a third bevel gear is fixedly arranged on the rear side of the first gear, a fourth bevel gear meshed with the, when the incomplete gear rotates, the eccentric wheel can be driven to rotate, so that the rotating disc revolves around the eccentric wheel, the conductive block and the conductive plate are alternately superposed and separated, and the corresponding illuminating lamp flickers.

4. The night safety automatic trolley capable of quickly laying stones under railways according to claim 1, wherein: the stone feeding hopper is fixedly connected with the stone accumulation cavity through a first guide pipe, the transmission device comprises a movable plate, a third spring is elastically connected between the movable plate and the lower side end wall of the stone accumulation cavity, a force transmission cavity is arranged in the lower side end wall of the stone accumulation cavity, a rack is arranged in the force transmission cavity and can move up and down, the rack extends upwards into the stone accumulation cavity, a fourth spring is elastically connected between the rack and the lower side end wall of the force transmission cavity, a fourth rotating shaft is rotatably arranged in the force transmission cavity, a second gear meshed with the rack is fixedly arranged at the tail end of the fourth rotating shaft, a fifth bevel gear is fixedly arranged on the rear side of the second gear, a first cavity is arranged in the upper rear side end wall of the force transmission cavity, a fifth rotating shaft is rotatably connected between the first cavity and the force transmission cavity, and a sixth bevel gear meshed with the fifth bevel gear is fixedly arranged at the bottom end of the, fifth pivot top has set firmly the carousel, first cavity with through second pipe fixed connection between the amasss stone chamber, the carousel upper surface has set firmly conical baffle, the baffle left and right sides is equipped with two passageways of symmetry, it is equipped with the second cavity that the opening is decurrent to lay the piece, the second cavity with through third pipeline fixed connection between the first cavity, the movable plate drives when moving down thereby the rack moves down and makes the second gear rotates the messenger the carousel corresponds to the passageway in the time of the third pipeline inside stone falls into in the second cavity, be equipped with the filter screen in the second cavity downside end wall.

5. The night safety automatic trolley capable of quickly laying stones under railways according to claim 1, wherein: the first transmission shaft extends leftwards into a third transmission cavity, a first belt wheel is fixedly arranged on the outer surface of the first transmission shaft, a fourth transmission cavity is arranged in the wall of the rear end of the third transmission cavity, a third transmission shaft is rotatably arranged in the fourth transmission cavity, a second belt wheel is fixedly arranged on the outer surface of the third transmission shaft, the first belt wheel is in power connection with the second belt wheel through a transmission belt, the stone paving device comprises a third cavity with a downward opening in the end wall at the right side of the second cavity, a third transmission shaft in the third cavity is a first rocker, a vibrating plate is arranged in the third cavity and can move up and down, a second rocker is hinged between the first rocker and the vibrating plate, a third rocker is hinged between the second rocker and the third cavity, the first rocker can synchronously drive the third rocker to make the vibrating plate move up and down to vibrate the sieve plate below the vibrating plate to make stones fall down while rotating.

6. The night safety automatic trolley capable of quickly laying stones under railways according to claim 1, wherein: the tail end of the first transmission shaft is fixedly provided with a third gear, the left side surface of the third gear is hinged with a fourth rocker, a moving cavity with a leftward opening is arranged in the end wall of the left side of the vehicle body, a baffle plate is arranged in the moving cavity and can move back and forth, a connecting rod is hinged between the moving plate and the fourth rocker, the moving plate blocks the lower part of the sieve plate, and moving stones passing through the baffle plate can uniformly fall from through holes which are symmetrical in front and back of the baffle plate to lay the ground.

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