CN109532856B - Micro-rail walking mechanism - Google Patents
Micro-rail walking mechanism Download PDFInfo
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- CN109532856B CN109532856B CN201710863285.5A CN201710863285A CN109532856B CN 109532856 B CN109532856 B CN 109532856B CN 201710863285 A CN201710863285 A CN 201710863285A CN 109532856 B CN109532856 B CN 109532856B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B3/00—Elevated railway systems with suspended vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B3/00—Elevated railway systems with suspended vehicles
- B61B3/02—Elevated railway systems with suspended vehicles with self-propelled vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
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- Mechanical Engineering (AREA)
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Abstract
The invention relates to a micro-rail running mechanism, which is arranged in a suspended rail and comprises a frame, a wheel pair and a steering mechanism, wherein the frame is a frame structure of the running mechanism; the wheel pair is arranged on the frame; the steering mechanism is arranged on the frame and is used for assisting the walking mechanism to steer when passing through a turnout; the steering mechanism comprises an upper steering device and a steering driving device, and the upper steering device is arranged on the upper surface of the frame; the steering driving device is arranged in the frame and used for driving the upper steering device to operate. The steering mechanism can meet the requirement of safe steering of the walking mechanism in a complex track, is in modular design, has reasonable structure, light weight as a whole, small occupied space and easy manufacture, installation and disassembly; the steering mechanism is provided with the steering monitoring device, the steering condition of the walking mechanism is monitored through signals, the whole vehicle operation is easy to adjust and control, and the intelligent steering mechanism has the characteristics of being intelligent, and more convenient, flexible and safe.
Description
Technical Field
The invention relates to the field of rail transit, in particular to a micro-rail traveling mechanism. The micro-track of the application refers to: the track width is the suspension type transportation system below 600 mm.
Background
PRT is an abbreviation of Personal Rapid Transit, and is a traffic solution for the purpose of satisfying personalized traffic demand. The system can meet the traffic demands of each specific individual on different travel times, same departure places, same destinations and different routes. The use of the PRT does not require making a departure schedule according to a vehicle schedule, nor does it require a mid-way vehicle change. As long as the passenger sits in the car, the car can automatically send the passenger to the destination, which is as convenient as using an elevator.
Currently, only U L Tra has application in West airport, UK, and Skytran has application in Telavav israyons, Israel.
China is a country with a large number of people, the demand of population mobility increases along with the development of economy, the existing traffic cannot well meet the demand of people, particularly in the field of rail traffic, light, intelligent and convenient vehicles are lacked, the construction environment of the existing trains such as high-speed rails and trains in general is limited, the manufacturing cost is high, the centralized control of the trains cannot flexibly meet the travel needs of people, and the single operation form also makes the function form of the existing trains single. Therefore, it is urgent and necessary to provide a running gear which satisfies the above-mentioned needs, is safe and has good performance, and can flexibly steer in a complicated track.
Disclosure of Invention
Compared with the prior art, the invention provides a micro-rail running mechanism to solve at least one technical problem in the prior art.
The technical scheme for solving the technical problems is as follows: a micro-rail running mechanism is arranged in a suspended rail and comprises a frame, wheel sets and a steering mechanism, wherein the frame is a frame structure of the running mechanism; the wheel pair is arranged on the frame; the steering mechanism is arranged on the frame and used for assisting the walking mechanism to steer when passing through a turnout; the steering mechanism comprises an upper steering device and a steering driving device, and the upper steering device is arranged on the upper surface of the frame; the steering driving device is arranged in the frame and used for driving the upper steering device to operate.
On the basis of the technical scheme, the invention can be further improved as follows:
preferably, the steering mechanism further comprises a lower steering device, the lower steering device is mounted on the lower surface of the frame and located right below the upper steering device, and the steering driving device drives the lower steering device and the upper steering device to synchronously operate.
Preferably, the steering mechanism further comprises a steering monitoring device, and the steering monitoring device is used for sensing whether the upper steering device and the lower steering device steer in place.
Preferably, the upper steering device comprises an upper steering sleeve, an upper steering shaft, an upper steering arm, an upper steering wheel and two positioning stoppers,
the upper steering sleeve is vertically arranged on the frame;
the upper steering shaft is vertically arranged in the upper steering sleeve, the bottom end of the upper steering shaft is connected with the steering driving device, and the top end of the upper steering shaft penetrates through the outer end of the upper steering sleeve and extends outwards;
the upper steering arm is horizontally arranged, one end of the upper steering arm is connected with the top end of the upper steering shaft, and the other end of the upper steering arm is connected with a wheel shaft of the upper steering wheel;
the two positioning stopping blocks are respectively arranged on the top end of the upper steering sleeve, the upper steering wheel can rotate in the range between the two positioning stopping blocks, and the upper steering wheel is in a steering in-place state when touching the positioning stopping blocks.
Preferably, there are two steering sensors, two of the steering sensors correspond to a positioning stop respectively, and the steering sensors are mounted at the top end of the upper steering sleeve and located on one side of the positioning stop.
Preferably, at least one bearing is provided between the upper steering shaft and the upper steering sleeve.
Preferably, the steering monitoring device comprises a steering sensor mounted on the top end of the upper steering sleeve.
Preferably, the lower steering device comprises a lower steering sleeve, a lower steering shaft, a lower steering arm and a lower steering wheel,
the lower steering sleeve is vertically arranged on the frame;
the lower steering shaft is vertically arranged in the lower steering sleeve, the top end of the lower steering shaft is connected with the steering driving device, and the bottom end of the lower steering shaft penetrates through the outer end of the lower steering sleeve and extends outwards;
the lower steering arm is horizontally arranged, one end of the lower steering arm is connected with the bottom end of the lower steering shaft, and the other end of the lower steering arm is connected with a wheel shaft of the lower steering wheel.
Preferably, the steering monitoring device comprises a hall disc, and the hall disc is arranged at the joint of the steering driving device and the lower steering shaft.
Preferably, at least one bearing is provided between the lower steering shaft and the lower steering sleeve.
Preferably, the running mechanism is provided with a buffer device at a front end in a running direction.
Preferably, a guide wheel set is arranged on the walking mechanism, and the guide wheel set is installed on the frame and attached to the side wall of the suspension type track.
Preferably, the walking mechanisms are provided with distance measuring devices, and the distance measuring devices are used for monitoring the distance between every two adjacent walking mechanisms.
Preferably, a current collector is arranged on the running mechanism and used for receiving electric power provided by a sliding contact line arranged on the track.
Preferably, the walking mechanism is provided with a hanging device, and the hanging device is used for being connected with the top of the carriage.
The invention has the beneficial effects that: the micro-rail running mechanism mainly comprises a frame, a wheel set and a steering mechanism which are used as an integral frame of the running mechanism, and can meet the requirement of safe steering of the running mechanism in a more complex track through the steering mechanism; the bogie has the characteristics of light weight on the premise of higher structural strength, the steering mechanism is provided with the steering monitoring device, the steering condition of the walking mechanism is monitored through signals, the whole vehicle is easy to adjust and control to operate, the bogie has the characteristics of intelligence, and the bogie is more convenient, flexible and safe.
Drawings
FIG. 1 is a schematic front view of a micro-track system according to the present invention;
FIG. 2 is a schematic perspective view of the micro-track system of the present invention;
FIG. 3 is a schematic structural view showing an installation state of the present invention;
FIG. 4 is a schematic view of the cross-sectional structure A-A of FIG. 3;
FIG. 5 is a schematic view of the cross-sectional structure B-B of FIG. 3;
FIG. 6 is a left side view of the present invention;
FIG. 7 is a schematic perspective view of a power running part according to the present invention;
FIG. 8 is a schematic perspective view of a non-powered running gear according to the present invention;
FIG. 9 is a partial enlarged structural view of the area I in FIG. 8;
FIG. 10 is a schematic perspective view of a hanging device of the present invention;
FIG. 11 is a schematic view of the mounting of the anti-torque arm of the present invention to a vehicle frame;
FIG. 12 is a bottom mounting view of the torque arm of the present invention with the frame removed;
FIG. 13 is a top mounting view of the torque arm of the present invention with the frame removed;
fig. 14 is a schematic perspective view of the micro-track system of the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 to 14, the invention provides a micro-rail running gear, wherein the running gear 100 comprises a frame, a wheel set and a steering mechanism 170, the frame is a frame structure of the running gear, and the wheel set is arranged on the frame. The width of the carriage is less than the width of the hanging rail 300. The shape and structure of the frame are not limited herein. In practice, a single car 200 may correspond to one running gear 100, or may correspond to two running gears 100, and the invention is not limited thereto. The steering mechanism 170 is mounted to the frame and is used to assist the running gear in steering when it crosses a switch.
The micro-rail running mechanism mainly comprises a frame, wheel sets and a steering mechanism 170 which are used as an integral framework of the running mechanism 100, and can meet the requirement of safe steering of the running mechanism in a more complex track through the steering mechanism; the bogie has the characteristics of light weight on the premise of higher structural strength, the steering mechanism is provided with the steering monitoring device, the steering condition of the walking mechanism is monitored through signals, the whole vehicle is easy to adjust and control to operate, the bogie has the characteristics of intelligence, and the bogie is more convenient, flexible and safe.
The invention relates to a micro-rail running mechanism, which belongs to a micro-rail vehicle system, wherein the micro-rail vehicle system mainly comprises a running mechanism 100 serving as a power supply device and a carriage 200 for passengers to take, the micro-rail vehicle system is part of the micro-rail system, the micro-rail system also comprises a rail 300, a cantilever beam 600 for hanging the rail, an upright column 500 and other structures, the micro-rail system is a newly developed rail vehicle for meeting the traveling diversification of people at present and relieving traffic pressure, the micro-rail system has the characteristics of light weight and intellectualization, can be applied to numerous scenes such as communities, scenic spots, industrial parks and the like, and provides convenience for people, and the micro-rail system has smaller overall occupied area and smaller occupied space, is beneficial to construction and layout, reduces the overall investment and is more flexible to operate; the micro-rail system is the first creation in China all over the world as a novel traffic and has wide application prospect.
In some embodiments of the invention, the running gear 100 is a power running gear 110, the power running gear 110 comprises a frame, wheel pairs and a driving device, for convenience of description, the frame of the power running gear 110 is named as a first frame 111, and the first frame 111 is a frame structure of the power running gear 110; the wheel pair is a first wheel pair 112, and the first wheel pair 112 is arranged on a first frame 111; the driving device is mounted on the first frame 111 for driving the first wheel pair 112 to travel.
Specifically, the driving device includes a traction motor 113 and a speed reducer 114, the speed reducer 114 is mounted on a rear wheel axle of the first frame 111, and the traction motor 113 is disposed behind the speed reducer 114; the reducer 114 may also be a gear box, and the reducer 114 may also be mounted on a front gear of the first frame 111, and the invention is not limited thereto.
Preferably, in one embodiment, the speed reducer 114 is provided with a torsion arm 700, the torsion arm 700 is sleeved and fixed on the speed reducer 114, and the torsion arm 700 is fixedly connected with the frame, such that the structural arrangement limits the movement of the torsion arm 700 and ensures the stability on the first frame 111. The number of torsion arms 700 is not limited herein.
In some embodiments of the invention, the running gear 100 comprises the above-described powered running gear 110 and the non-powered running gear 120, wherein the non-powered running gear 120 comprises a frame, a wheel set and a braking mechanism 123, and for convenience of description, the frame of the non-powered running gear 120 is now named as the second frame 121, and the second frame 121 is a frame structure of the non-powered running gear 120; the wheel pair is a second wheel pair 122, and the second wheel pair 122 is arranged on a second frame 121; the braking mechanism 123, the braking mechanism 123 is mounted on the rear wheel axle of the second frame 121, of course, the braking mechanism 123 may also be mounted on the front wheel axle, and the braking mechanism 123 may be an electromagnetic brake, a hydraulic brake, or a pneumatic brake, etc., which is not limited in this respect.
The micro-rail vehicle system also comprises a vehicle power supply system which is used for providing driving force for the running mechanism 100 and providing normal working electric power for the electric equipment in the carriage 200; the vehicle power supply system includes:
a current collector 150 for receiving power supplied from a trolley line installed on the hanging rail 300;
a battery power supply system for providing power to a micro-rail vehicle system while traveling through a switch of the suspended track, the battery power supply system being mounted within the carriage 200.
In the specific operation of the micro-rail system, a turnout is arranged on the suspension rail 300 to provide a path for the micro-rail vehicle system to steer, correspondingly, a steering mechanism 170 for assisting the walking mechanism to steer when passing through the turnout is arranged on the walking mechanism 100, the steering mechanism 170 comprises an upper steering device 171 and a steering driving device, the upper steering device 171 is installed on the upper surface of a vehicle frame, the vehicle frame may be the first vehicle frame 111 or the second vehicle frame 121, and the limitation is not limited herein; the steering driving device is installed in the frame for driving the upper steering device 171 to operate. Preferably, the steering driving device is a stepping motor 173, and the stepping motor 173 has two output shafts, and the two output shafts output synchronously.
Preferably, the upper steering device 171 includes an upper steering sleeve 1711, an upper steering shaft 1712, an upper steering arm 1713, an upper steering wheel 1714 and two positioning stoppers 1715;
the upper steering sleeve 1711 is vertically arranged on the frame, the upper steering shaft 1712 is vertically arranged in the upper steering sleeve 1711, the bottom end of the upper steering shaft 1712 is connected with the output end of the top of the stepping motor 173, and the top end of the upper steering shaft 1712 extends out of the top end of the upper steering sleeve 1711; the upper steering arm 1713 is horizontally arranged, one end of the upper steering arm is connected with the outer end of the upper steering shaft 1712, and the other end of the upper steering arm is connected with the upper steering wheel 1714; the two positioning stoppers 1715 are respectively arranged at the top end of the upper steering sleeve 1711, the upper steering wheel 1714 can rotate in the range between the two positioning stoppers 1715, and the steering state is achieved when the positioning stoppers 1715 are touched;
it should be noted that the suspended track 300 is located at the turnout, the top of the suspended track is provided with a guide plate, and the wall of the upper steering wheel 1714 is tightly attached to the guide plate when the upper steering wheel is steered.
In order to further ensure the smooth and safe operation of the micro-rail vehicle when passing through the turnout, the suspension rail 300 is arranged at the turnout, and the guide plate is arranged at the bottom downwards, correspondingly, in some embodiments of the invention, different from the steering mechanism 170, the steering mechanism 170 further comprises a lower steering device 172, and the lower steering device 172 is arranged on the lower surface of the frame and is positioned right below the upper steering device 171; the frame here may be the first frame 111 or the second frame 121, which is not limited here;
specifically, the lower steering device 172 includes a lower steering sleeve 1721, a lower steering shaft 1722, a lower steering arm 1723, a lower steering wheel 1724; the lower steering sleeve 1721 is vertically arranged on the frame and is hollow inside; the lower steering shaft 1722 is vertically arranged in the lower steering sleeve 1721, one end of the lower steering shaft is connected with the output end of the bottom of the stepping motor 173, and the other end of the lower steering shaft extends out of the outer end of the steering sleeve; the lower steering arm 1723 is horizontally arranged, one end of the lower steering arm is connected with the outer end of the lower steering shaft 1722, and the other end of the lower steering arm is connected with a wheel shaft of the lower steering wheel 1724; when the lower steering wheel 1724 is steered, the wheel wall is tightly attached to the guide plate at the bottom of the turnout.
Preferably, the steering mechanism 170 further comprises a steering monitoring device 173, and the steering monitoring device 173 is used for monitoring whether the upper steering device 171 is in the right position; when the steering mechanism 170 is further provided with the lower steering device 172, it is possible to simultaneously monitor whether the upper steering device 171 and the lower steering device 172 are steered in place.
The steering monitoring device 173 includes: a steering sensor 1731, a steering sensor 1731 is mounted on the top of the upper steering sleeve 1711 for sensing whether the upper steering wheel 1714 and the lower steering wheel 1724 are steered in place. Preferably, there are two steering sensors 1731, each of the two steering sensors 1731 corresponds to one of the positioning stops 1715, and the steering sensor 1731 is mounted on the top of the upper steering sleeve 1711 and is located at one side of the corresponding positioning stop 1715.
Specifically, in another embodiment of the present invention, the steering monitoring device 173 includes two steering sensors 1731 disposed on the upper steering sleeve 1711, and a steering sensor 1731 mounted between the lower steering shaft 1722 and the stepping motor 173, wherein the steering sensor 1731 is preferably a hall disc 1725, and the hall disc 1725 is used for monitoring whether the upper steering wheel 1714 and the lower steering wheel 1724 are steered to the right position. Here, a backup is provided by using the hall disc 1725 to ensure that the function can be realized in case of removing the hall disc 1725, if the information transmitted by the steering sensor 1731 installed on the upper steering sleeve 1711 and the hall disc 1725 installed on the lower steering shaft 1722 is inconsistent, a fault can be determined, parking detection is required, and if the detection result is consistent and a signal is displayed to steer in place, normal operation can be performed.
When the vehicle runs in front of the turnout for a certain distance, a signal system sends a signal to control the vehicle to slow down and run slowly, the stepping motors 173 of the two running mechanisms 100 work at the same time to enable the stepping motors 173 to oversteer, the steering wheels are blocked through the stopping positioning 1715, the steering sensor 1731 and the Hall disc 1732 inside the turnout work at the same time to return a signal to detect whether the steering wheels are in place, and when the return signals are consistent and the steering wheels are in place, the vehicle can slowly and stably pass through the turnout to complete the wire changing work. The hall disc 1732 is arranged for backup, so that the reliable operation of the vehicle steering system is ensured. The automatic control of vehicle line changing is carried out by detecting and controlling the signals transmitted by the sensor, and the automatic driving function is realized. The automatic driving line changing function can be realized through the arrangement, the operation is simple and convenient, the complex structure of the active turnout is avoided, and the stability is high.
In the invention, the hanging device 130 is used as a connecting device for connecting the carriage 200 and the running mechanism 100, and has reasonable structural design, high strength and good safety performance.
Specifically, the hanging device 130 includes: the load-bearing rod 131 and the lifting pin 133, the load-bearing rod 131 is vertically arranged, the top end of the load-bearing rod 131 upwards penetrates through the frame and is fixed with the frame, the bottom end of the load-bearing rod 133 is provided with the lifting pin 133, and the lifting pin 133 is connected with the mounting seat 214 at the top of the carriage 200; the frame here may be the first frame 111 or the second frame 121, but the invention is not limited thereto. Preferably, two suspension pins 133 are symmetrically installed on both sides of the bearing bar 131, and the two suspension pins 133 are connected together by a cotter pin or a nut (not shown).
The bearing rod 131 is fixed with the upper surface of the frame through a double nut 134 or a single nut 138 and a cotter pin 135; be equipped with damping member 136 between bearing bar 131 and the frame, damping member 136 has the effect of vibration isolation damping, improves the stability in carriage, guarantees passenger's the experience of taking.
Preferably, the bottom of the hanging device 130 is provided with an anti-tilting limiting device 137, two sides of the hanging pin 133 are respectively provided with a limiting arm 1331, and the side edge of the limiting arm 1331 close to the mounting base 214 is provided with the anti-tilting limiting device 137. Preferably, the anti-sway limiting device 137 is a rubber damping member.
In other embodiments, the hanging device 130 further comprises a gravity sensor 132, and the gravity sensor 132 is mounted on the top of the load-bearing bar 131 for monitoring the overall gravity of the micro-rail vehicle system.
When there are two running mechanisms 100, the two running mechanisms 100 are connected by a connecting member, which may be a draw bar 140, and two ends of the draw bar 140 are respectively connected to the corresponding hanging pins 133 of the running mechanisms 100. Because the micro-rail vehicle is provided with the two independent walking mechanisms 100, and the two walking mechanisms 100 are independent when the vehicle passes through a curve, the walking mechanisms 100 can be ensured to pass through a curve with a small curve radius, and meanwhile, because the two walking mechanisms 100 bear the weight of passengers and a carriage together, the walking mechanisms 100 can run more stably, the stress is more reasonable, and the service life is longer. Compared with a running mechanism 100, the design effectively relieves the shaking and vibration conditions of the running mechanism 100 in operation.
When the vehicle runs a certain distance in front of the turnout, a signal is sent out through the signal system to control the vehicle to slow down, meanwhile, the stepping motors 173 of the two running mechanisms 100 work, signals are returned through the stop positioning 1715, the steering sensor 1731 and the Hall disc 1732 to detect whether the steering is in place or not, and after the steering is in place, the vehicle stably passes through the turnout to complete the wire changing work. The boxing mechanism 170 can realize the automatic driving and line changing functions, is simple and convenient to operate, avoids the complex structure of the active turnout, has high stability, automatically controls the detection and transmission signals through a sensor, and realizes the automatic driving function.
Preferably, the running mechanism 100 is provided with a cushion rubber 160 at one end in the forward direction in the running direction.
In still other embodiments of the present invention, the frame of the running gear is provided with a guide wheel set 180, and the guide wheel set 180 is mounted on the frame and attached to the side wall of the suspension rail 300. The guide wheel group 180 includes guide wheels installed at four corners of the frame, respectively.
The running mechanism 100 is provided with a distance measuring device 190. The distance measuring device 190 is a distance measuring sensor 191 and is attached to the front end of the travel mechanism 100 in the traveling direction. Specifically, the distance measuring sensor 191 is attached to the front end of the power running part 110 or the non-power running part 120. The distance measuring device 190 is used for monitoring the distance between adjacent micro-rail vehicle systems.
In another embodiment of the invention, the distance measuring device 190 comprises a distance measuring sensor 191 and a distance measuring board 192, wherein the distance measuring sensor 191 is installed at the front end of the power running part 110 along the traveling direction, in practice, when the distance measuring sensor 191 is installed on the power running part 110, the front end of the distance measuring sensor 191 is not shielded, and the distance measuring board 192 is installed at the rear end of the power running part 110 along the traveling direction;
in another embodiment of the present invention, the distance measuring device 190 comprises a distance measuring sensor 191 and a distance measuring board 192, wherein the distance measuring sensor 191 is installed at the front end of the power running part 110 along the traveling direction, the front end of the distance measuring sensor 191 is required to be unobstructed when the distance measuring sensor 191 is installed on the power running part 110, and the distance measuring board 192 is installed at the rear end of the non-power running part 110 along the traveling direction. In another embodiment of the present invention, the distance measuring device 190 comprises a distance measuring sensor 191 and a distance measuring plate 192, wherein the distance measuring sensor 191 is installed at the front end of the non-power running part 110 along the traveling direction, the front end of the distance measuring sensor 191 is required to be unobstructed when the distance measuring sensor 191 is installed on the non-power running part 110, and the distance measuring plate 192 is installed at the rear end of the non-power running part 110 along the traveling direction.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A micro-rail running mechanism is characterized in that the running mechanism is installed in a suspension type rail and comprises a frame, a wheel pair and a steering mechanism, wherein the frame is a frame structure of the running mechanism; the wheel pair is arranged on the frame; the steering mechanism is arranged on the frame and used for assisting the walking mechanism to steer when passing through a turnout; the steering mechanism comprises an upper steering device, a lower steering device and a steering driving device;
the upper steering device is arranged on the upper surface of the frame; the lower steering device is arranged on the lower surface of the frame and is positioned right below the upper steering device; the steering driving device is arranged in the frame and used for driving the upper steering device and the lower steering device to synchronously operate;
the upper steering device comprises an upper steering sleeve, an upper steering shaft, an upper steering arm, an upper steering wheel and two positioning stoppers, wherein the upper steering sleeve is vertically arranged on the frame; the upper steering shaft is vertically arranged in the upper steering sleeve, the bottom end of the upper steering shaft is connected with the steering driving device, and the top end of the upper steering shaft penetrates through the outer end of the upper steering sleeve and extends outwards; at least one bearing is arranged between the upper steering shaft and the upper steering sleeve; the upper steering arm is horizontally arranged, one end of the upper steering arm is connected with the top end of the upper steering shaft, and the other end of the upper steering arm is connected with a wheel shaft of the upper steering wheel; the two positioning stop dogs are respectively arranged at the top end of the upper steering sleeve, the upper steering wheel can rotate in the range between the two positioning stop dogs and is in a steering in-place state when the positioning stop dogs are touched;
the steering mechanism further comprises a steering monitoring device, and the steering monitoring device is used for sensing whether the upper steering device and the lower steering device steer in place or not; the steering monitoring device comprises a steering sensor, and the steering sensor is mounted at the top end of the upper steering sleeve.
2. The micro-rail running mechanism according to claim 1, wherein there are two steering sensors, and each of the two steering sensors corresponds to a positioning stop, and the steering sensor is mounted on the top end of the upper steering sleeve and is located on one side of the positioning stop.
3. The micro-rail running gear of claim 1, wherein the lower steering device comprises a lower steering sleeve, a lower steering shaft, a lower steering arm, and a lower steering wheel,
the lower steering sleeve is vertically arranged on the frame;
the lower steering shaft is vertically arranged in the lower steering sleeve, the top end of the lower steering shaft is connected with the steering driving device, and the bottom end of the lower steering shaft penetrates through the outer end of the lower steering sleeve and extends outwards;
the lower steering arm is horizontally arranged, one end of the lower steering arm is connected with the bottom end of the lower steering shaft, and the other end of the lower steering arm is connected with a wheel shaft of the lower steering wheel.
4. The micro-rail running gear according to claim 3, wherein the steering monitoring device comprises a Hall disc, and the Hall disc is arranged at the position where the steering driving device is connected with the lower steering shaft.
5. The micro-rail running gear of claim 4, wherein at least one bearing is provided between the lower steering shaft and the lower steering sleeve.
6. A micro-rail running gear according to claim 1, wherein the running gear is provided with a buffer means at the front end in the running direction.
7. The micro-rail running gear according to claim 1, wherein the running gear is provided with a guide wheel set, and the guide wheel set is mounted on the frame and attached to the side wall of the suspension rail.
8. The micro-rail running gear according to claim 1, wherein a distance measuring device is arranged on the running gear, and the distance measuring device is used for monitoring the distance between two adjacent running gears.
9. The micro-rail running gear according to claim 1, wherein a current collector is arranged on the running gear, and the current collector is used for receiving power provided by a trolley line arranged on a rail.
10. The micro-rail running gear according to claim 1, wherein a hanger is provided on the running gear, and the hanger is used for connecting with the top of the carriage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710863285.5A CN109532856B (en) | 2017-09-22 | 2017-09-22 | Micro-rail walking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710863285.5A CN109532856B (en) | 2017-09-22 | 2017-09-22 | Micro-rail walking mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN109532856A CN109532856A (en) | 2019-03-29 |
| CN109532856B true CN109532856B (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710863285.5A Active CN109532856B (en) | 2017-09-22 | 2017-09-22 | Micro-rail walking mechanism |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110182225B (en) * | 2019-06-25 | 2024-03-15 | 北京城景空间智能交通科技中心(有限合伙) | Bogie structure |
| CN111705563A (en) * | 2020-05-20 | 2020-09-25 | 安徽浦进轨道装备有限公司 | Wear-resisting installation component of vehicle track |
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