CN109532876B

CN109532876B - Micro-rail carriage

Info

Publication number: CN109532876B
Application number: CN201710863305.9A
Authority: CN
Inventors: 杲晓锋; 耿庆厚; 王冬卫; 张天白; 赵云; 李凯莹; 姜茹佳
Original assignee: CRRC Tangshan Co Ltd
Current assignee: CRRC Tangshan Co Ltd
Priority date: 2017-09-22
Filing date: 2017-09-22
Publication date: 2021-02-26
Anticipated expiration: 2037-09-22
Also published as: CN109532876A

Abstract

The invention relates to a micro-rail carriage, which comprises a carriage body and a carriage control system, wherein the carriage body comprises a bearing framework and a skin coated outside the bearing framework; the carriage control system is arranged in the carriage body, is used for controlling the carriage to run and is controlled by the central control system; the top of the carriage is provided with a connecting seat which can be connected with a running mechanism. The micro-rail carriage mainly comprises a carriage body serving as an integral frame structure of the carriage and a carriage control system used for normal operation of the carriage, wherein the carriage is in modular design, reasonable in structure, light in weight, small in occupied space and easy to manufacture, install and disassemble; on the premise that the structural strength of the vehicle body is met, the overall weight is low, and high running speed can be guaranteed; meanwhile, the carriage control system has the characteristic of intelligence, and is controlled by the scheduling system to operate more conveniently; the system is comparatively comprehensive in the carriage, can be better satisfy passenger's needs, guarantee passenger's safety.

Description

Micro-rail carriage

Technical Field

The invention relates to the field of rail transit, in particular to a micro-rail carriage. 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.

Several of the leading PRT schemes in the world today use dedicated tracks as the vehicle's vehicle. The vehicle can be divided into a straddle type, a suspension type and a side-hanging type according to the relationship between the vehicle and the track. Currently, only ULTra has applications in west siro, uk, and Skytran has applications in telavav, 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. Correspondingly, the passenger carrying function and passenger experience of the carriage are not satisfactory.

Disclosure of Invention

Compared with the prior art, the invention provides the micro-rail carriage 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 carriage comprises a carriage body and a carriage control system, wherein the carriage body comprises a bearing framework and a covering the bearing framework; the carriage control system is arranged in the carriage body, is used for controlling the carriage to run and is controlled by the central control system; the top of the carriage is provided with a connecting seat which can be connected with a walking mechanism.

On the basis of the technical scheme, the invention can be further improved as follows:

preferably, the bearing framework comprises a top beam and a bottom beam, and the top beam and the bottom beam are connected through a connecting column;

the skin comprises an inner skin and an outer skin, and the inner skin is arranged on the inner side of the bearing framework; the outer skin is arranged on the outer side of the bearing framework; and a gap is reserved between the inner skin and the outer skin.

Preferably, the bottom plate is installed on the vehicle body above the bottom beam, and the electric installation box is installed on the bottom plate and used for installing electric equipment in a carriage.

Preferably, a cushion or a seat is detachably mounted at the top of the electric installation box.

Preferably, the walking mechanism is provided with hanging devices, the connecting seats are mounted on the top beam and connected with the hanging devices, and the connecting seats and the hanging devices are identical in number and correspond to each other one by one.

Preferably, the width of the bottom of the connecting seat is larger than that of the top.

Preferably, the outer skin is made of carbon fibers, and the inner skin is made of glass fiber reinforced plastics and/or aluminum profiles.

Preferably, the front side and the rear side of the bearing framework in the traveling direction are provided with viewing windows.

Preferably, the two sides of the bearing framework in the advancing direction are respectively provided with a side wall plate.

Preferably, one of the side wall plates is provided with a ventilation window, and the other side wall plate is provided with a door body.

Preferably, the door body is an electric translation door.

Preferably, the bottom of the vehicle body is provided with an anti-shaking device or a grounding device.

Preferably, a wiring cavity is arranged inside the skin.

Preferably, the compartment control system comprises a vehicle door control system and a vehicle door anti-pinch system; the vehicle door control system controls the opening and closing of the vehicle door; the door anti-pinch system is used for preventing the door from mistakenly pinching passengers.

Preferably, the cabin control system comprises a smoke monitoring system.

Preferably, the car control system comprises a passenger information system.

Preferably, the cabin control system comprises a lighting system.

Preferably, a man-machine exchange device is installed in the vehicle body.

Preferably, the top of the vehicle body is provided with an apron board, and the apron board encloses the connecting seat inside.

The invention has the beneficial effects that: the micro-rail carriage mainly comprises a carriage body serving as an integral frame structure of the carriage and a carriage control system used for normal operation of the carriage, wherein the carriage is in modular design, reasonable in structure, light in weight, small in occupied space and easy to manufacture, install and disassemble; on the premise that the structural strength of the vehicle body is met, the overall weight is low, and high running speed can be guaranteed; meanwhile, the carriage control system has the characteristic of intelligence, and is controlled by the scheduling system to operate more conveniently; the system is comparatively comprehensive in the carriage, can be better satisfy passenger's needs, guarantee passenger's safety.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic front view of the running gear of the present invention;

FIG. 3 is a schematic perspective view of the present invention showing the mounting of a running gear;

FIG. 4 is a schematic view of the running gear of the present invention;

FIG. 5 is a schematic view of the cross-sectional structure A-A of FIG. 4

FIG. 6 is a schematic view of the cross-sectional structure B-B of FIG. 4;

FIG. 7 is a left side view of the present invention;

FIG. 8 is a schematic perspective view of the running gear of the present invention;

FIG. 9 is a schematic perspective view of a hanging device of the present invention;

FIG. 10 is a perspective view of a part of the structure of the passenger compartment according to the present invention;

FIG. 11 is a front view schematically illustrating a structure of a part of a vehicle body according to the present invention;

FIG. 12 is a schematic view of the cross-sectional structure C-C of FIG. 11;

FIG. 13 is a bottom view of the body of the present invention;

fig. 14 is a schematic longitudinal sectional view of the carriage of the present invention in the traveling direction in the station entering state;

fig. 15 is a schematic longitudinal sectional view perpendicular to the traveling direction of the carriage in the station entering state of the invention;

FIG. 16 is an enlarged view of a portion of the area II of FIG. 15;

FIG. 17 is a schematic bottom view of the anti-sloshing apparatus of the present invention;

FIG. 18 is an enlarged view of a portion of the area III of FIG. 17;

FIG. 19 is a schematic perspective view of a load-bearing frame according to the present invention;

FIG. 20 is a perspective view of the body of the present invention;

FIG. 21 is a front view of the wagon of the present invention with the side wall panels removed;

FIG. 22 is a schematic perspective view of the rear compartment of the present invention with the front viewing window removed;

FIG. 23 is a schematic view of the grounding device of the present invention;

FIG. 24 is a schematic structural view of the grounding device of the present invention;

FIG. 25 is a schematic view of the construction of the wiping boot of the present invention;

fig. 26 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 26, the present invention provides a micro-rail car, wherein a car 200 is a main device for carrying passengers, the car 200 is connected with a running mechanism 110 through a connecting seat 214 at the top, the car 200 comprises a car body 210 and a car control system, the car body 210 comprises a bearing framework 218 and a skin covering the bearing framework 218; the car control system is installed in the vehicle body 210, and is used for controlling the operation of the car and controlled by the central control system.

The micro-rail carriage mainly comprises a carriage body 210 serving as an integral frame structure of the carriage 200 and a carriage control system used for normal operation of the carriage, wherein the carriage 200 is in a modular design, has a reasonable structure, is integrally light in weight, occupies a small space, and is easy to manufacture, install and disassemble; on the premise that the structural strength of the vehicle body 210 is met, the overall weight is low, and high running speed can be guaranteed; meanwhile, the carriage control system has the characteristic of intelligence, and is controlled by the scheduling system to operate more conveniently; the system is comparatively comprehensive in the carriage, can be better satisfy passenger's needs, guarantee passenger's safety.

The micro-rail car belongs to a part of a micro-rail vehicle system, and the micro-rail vehicle system comprises: the running mechanism 110, the running mechanism 110 is installed in the suspended track 300, the running mechanism 110 includes the hanging device 130 installed below it, the top of the carriage 200 is connected with the hanging device 130; the running gear 110 drives the carriage 200 along the overhead rail 300 via the hangers 130. Meanwhile, the micro-rail vehicle system is a part of the micro-rail system, the micro-rail system further comprises a rail 300, a cantilever beam 600 used 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 nowadays and relieving traffic pressure, and the micro-rail system has the characteristics of light weight and intelligence, can be applied to numerous scenes, such as communities, scenic spots, industrial parks and the like, and provides convenience for people; the micro-rail system is the first creation in China all over the world as a novel traffic and has wide application prospect.

Specifically, in some embodiments of the present invention, the supporting framework 218 includes a top beam 2181 and a bottom beam 2183, and the top beam 2181 and the bottom beam 2182 are connected by a connecting column 2184; the skin comprises an inner skin 216 and an outer skin 217, the inner skin 216 is mounted inside a bearing skeleton 218; an outer skin 217 is mounted outside the load-bearing skeleton 218; a gap remains between the inner skin 216 and the outer skin 217, in which gap the wiring can be arranged. Mounting the line in the gap not only

The interior of the vehicle body 210 is more attractive and tidy, and the electric leakage accidents caused by exposed circuits are reduced. Correspondingly, an access hole can be formed in the inner skin 217, so that the maintenance is convenient. The inner skin 217 is an interior skin of the vehicle body 210, and forms an interior base of the vehicle body 210, and may have a mounting opening, a mounting platform, and the like as needed during actual assembly. Preferably, there are two top beams 2181 and three bottom beams 2182. The outer skin 216 is made of carbon fiber, and the inner skin 217 is made of glass fiber reinforced plastic and/or aluminum profile. The width of the bottom of the coupling seat 214 is greater than the width of the top.

The side wall plates 212 are respectively arranged on two sides of the bearing framework 218 in the traveling direction. One of the side wall panels 212 is provided with a ventilation window 221, the other side wall panel is provided with a door body 211, and the front side and the rear side of the bearing framework 218 in the advancing direction are provided with viewing windows 213. Preferably, the door body 211 is an electric translation door. The bottom plate 2183 is disposed above the bottom beam 2182 of the bearing framework 218, the electrical installation box 230 is disposed on the bottom plate 2183, the electrical installation box 230 is used for placing electrical equipment in the vehicle compartment 200, such as a storage battery, an electric cabinet, and the like, the upper portion of the electrical installation box 230 is provided with the seat cushion 231, the seat cushion 231 and the electrical installation box 230 are combined to form a passenger seat, and the seat cushion 231 may integrate structures such as a backrest, an armrest, and the like, which is not limited in this disclosure.

The top of the vehicle body 210 is provided with a skirt board 215, the skirt board 215 is an annular structure and is vertically arranged on the top of the vehicle body 210, and the height of the skirt board 215 is less than or equal to the distance from the top of the vehicle body 210 to the rail 300. The top of the front and rear side walls of the apron 215 in the traveling direction are both recessed downward to form an apron groove 2151. Preferably, a drain hole or a drain channel is formed at the bottom of the skirt panel 215 to drain accumulated water in the skirt panel 215, and the drain structure is not limited to these two structures.

Preferably, the anti-sloshing apparatus 220 is disposed at the bottom of the car 200, and the anti-sloshing apparatus 220 is used for stable grounding when the car 200 enters the station. Specifically, the middle of the outer skin 216 is recessed in the traveling direction to form a ground groove 2161, and anti-sloshing devices 220 are installed on two sides of the ground groove 2161, and in a preferred embodiment, the anti-sloshing devices 220 are installed on the bottom beams 2182, and the anti-sloshing devices 220 are ground guide wheels 222 and, in some embodiments, ground clips 223 are further included. The grounding guide wheel 222 and the grounding clip 223 are respectively installed on the bottom beam 2182 through installation plates, the outer skin 216 surrounds the grounding guide wheel 222 and the grounding clip 223 to wrap the bottom beam 2182, the grounding guide wheel 222 and the grounding clip 223 are located at two sides of the grounding groove 2161, and when the carriage 200 enters the station, the grounding guide wheel 222 and the grounding clip 223 are clamped at two sides of the grounding guide rail 410 to complete stable grounding.

In addition, in order to ensure stable grounding when the carriage 200 enters the station, the grounding device 240 is arranged at the bottom of the carriage 200, specifically, the grounding device 240 is a sliding contact shoe 241 arranged at the front end or the rear end of the grounding groove 2161, and of course, the number of the sliding contact shoes 241 is not limited, and a plurality of sliding contact shoes 241 can be arranged; may be provided at the front or rear end, and the middle portion of the ground groove 2161; when the carriage 200 arrives at the station, the sliding contact shoes 241 contact with the top of the grounding rail 410, and stable grounding is completed.

It should be noted that the shape and structure of the grounding groove 221 and the grounding rail 410 are matched, and the width of the grounding groove 221 is greater than or equal to the width of the grounding rail 410; the bottom of the trolley shoe 241 is in contact with the upper surface of the ground rail 410, in a specific embodiment, the platform 400 is provided with a plurality of ground plates 420 perpendicular to the traveling direction of the car 200, the support section steel 440 is installed on the plurality of ground plates 420 in a direction perpendicular to the ground plates 420, a plurality of anti-shaking stabilizing wheels 430 arranged side by side are provided on the support section steel 440 in a length direction, and the ground rail 410 is installed on the axles of the plurality of anti-shaking stabilizing wheels 430; the anti-shaking stabilizing wheels 430 are horizontally disposed to have the same width as the ground groove 221. When a vehicle enters a station, the grounding groove 2161 is contacted with the anti-shaking stabilizing wheels 430 to play a role in stabilizing the anti-shaking of the vehicle, and the sliding and contacting shoes 241 are contacted with the grounding guide rail 410 to ground the carriage 200, thereby protecting the riding safety of passengers. The system not only plays a role in anti-shaking and stabilizing, but also has the function of vehicle grounding.

Preferably, the compartment control system can be provided with various control systems, such as a vehicle door control system and a vehicle door anti-pinch system; the vehicle door control system controls the opening and closing of the vehicle door, and the vehicle door anti-pinch system is used for preventing the vehicle door from mistakenly pinching passengers; the smoke monitoring system is used for monitoring smoke conditions in the carriage and feeding back the smoke conditions to the central system in time when dangerous situations occur, the passenger information system can collect passenger information in time, and preferably, man-machine interaction equipment such as a man-machine interaction screen and an intelligent intercom system can be arranged, so that the passengers can communicate with the central control center conveniently; lighting system etc. can also carry out signal transmission with the APP that the passenger removed the end, make things convenient for the passenger to carry out the reservation. The present invention may also be provided with other systems, not limited to the above systems.

The hanging device 130 of the invention is used as a connecting device for connecting the carriage 200 and the running mechanism 110, and has reasonable structure, high strength and good safety performance. The following description is given with reference to a specific example.

Specifically, the running gear 110 includes a frame 111 and a wheel set 112, the frame 111 is a frame structure of the running gear 110, and the wheel set 112 is mounted on the frame 111. The width of the carriage 111 is less than the width of the hanging rail 300 and the carriage 111, when mounted on the wheelset 112, can travel along the hanging rail 300. The shape and structure of the frame 111 are not limited herein. In practice, a single car 200 may correspond to one running gear 110, or may correspond to two running gears 110, and the invention is not limited thereto.

The hanging device 130 includes: the bearing rod 131 and the lifting pin 133, the bearing rod 131 is vertically arranged, the top end of the bearing rod 131 upwards penetrates through the frame and is fixed with the frame, the lifting pin 133 is installed at the bottom end of the bearing rod, and the lifting pin 133 is connected with the connecting seat 214 at the top of the carriage 200; 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 bolt and a cotter pin or 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 carriage 200's stability, 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 connecting seat 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 110, the two running mechanisms 110 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 hanging pins 133 corresponding to the running mechanisms 110.

Preferably, the running gear 110 is provided with a cushion rubber 160 at one end in the forward direction in the running direction.

The micro-rail vehicle system further comprises a vehicle power supply system for providing driving force for the running mechanism 110 and normal operation power for the electrical 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, the suspension rail 300 is provided with switches to provide a path for the micro-rail vehicle system to steer, and correspondingly, the running gear 110 is provided with a steering gear 170 for assisting the running gear to steer when passing through the switches, the steering gear 170 comprises an upper steering device 171 and a steering driving device, the upper steering device 171 is installed on the upper surface of the frame 111, and the steering driving device is installed in the frame 111 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;

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, and preferably, the steering sensor 1731 mounted between the lower steering shaft 1722 and the stepping motor 173 is 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 by removing the hall disc 1725 in case of accident, 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, the fault can be determined, the parking detection is needed, and if the detection result is consistent and the signal is displayed to steer in place, the normal operation can be realized.

In actual operation, when a vehicle runs in front of a turnout for a certain distance, a signal system sends a signal to control the vehicle to slow down, meanwhile, the stepping motors 173 of the two walking mechanisms 100 work, the steering sensor 1731 and the Hall disc 1732 return signals through the stop positioning 1715 to detect whether steering is in place, and after the steering is in place, the vehicle stably passes through the turnout to complete wire changing work. The steering mechanism 170 can realize the function of automatic driving and line changing, is simple and convenient to operate, avoids the complex structure of an active turnout, has high stability, automatically controls through the detection of a sensor and the transmission signal, and realizes the function of automatic driving.

In still other embodiments of the present invention, the frame 111 of the running gear 110 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 111, respectively.

The running mechanism 110 is provided with a distance measuring device 190. The distance measuring device 190 is a distance measuring sensor and is attached to the front end of the travel mechanism 110 in the traveling direction. The distance measuring device 190 is used for monitoring the distance between adjacent micro-rail vehicle systems.

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

1. The micro-rail carriage is characterized by comprising a carriage body and a carriage control system, wherein the carriage body comprises a bearing framework and a covering the bearing framework; the carriage control system is arranged in the carriage body, is used for controlling the carriage to run and is controlled by the central control system; the top of the carriage is provided with a connecting seat which can be connected with a traveling mechanism, and the traveling mechanism travels along a suspension type track; the bearing framework comprises top beams and bottom beams, wherein the top beams are parallel to each other, the bottom beams are positioned below the top beams and are vertical to the top beams, and the bottom beams are parallel to each other; the bottom beams extend along the advancing direction of the vehicle body, and the bottom beams are arranged at intervals;

the top beam and the bottom beam are connected through a connecting column; the two connecting columns are respectively connected between the end part of each top beam on the same side and the bottom beam; the two connecting columns are parallel to each other, and the plane formed by the connecting columns is parallel to the advancing direction of the vehicle body;

the skin comprises an inner skin and an outer skin, and the inner skin is arranged on the inner side of the bearing framework; the outer skin is arranged on the outer side of the bearing framework; a gap is reserved between the inner skin and the outer skin;

the top of the vehicle body is provided with a skirt board; the apron board is of an annular structure and is vertically arranged on the top of the vehicle body, and the height of the apron board is less than or equal to the distance from the top of the vehicle body to the track; the top parts of the front and rear side walls of the apron board in the advancing direction are both sunken downwards to form an apron board groove; the connecting seat at the top of the carriage is arranged in the space enclosed by the skirt board.

2. The micro-rail car as claimed in claim 1, wherein the car body is provided with a bottom plate above the bottom beam, and the bottom plate is provided with an electrical installation box for installing electrical equipment in the car.

3. The micro-rail carriage as claimed in claim 2, wherein a cushion or a seat is detachably mounted on the top of the electric installation box.

4. The micro-rail carriage as claimed in claim 1, wherein the running mechanism is provided with hanging devices, the connecting bases are mounted on the top beam and connected with the hanging devices, and the number of the connecting bases and the number of the hanging devices are the same and are in one-to-one correspondence.

5. A microtrack wagon as claimed in claim 4 wherein the coupling sockets have a bottom width greater than a top width.

6. The micro-rail carriage as claimed in claim 1, wherein the outer skin is made of carbon fiber, and the inner skin is made of glass fiber reinforced plastic and/or aluminum profile.

7. The micro-rail car as claimed in claim 1, wherein the load-bearing skeleton is provided with viewing windows at the front side and the rear side in the traveling direction.

8. The micro-rail car as claimed in claim 1, wherein the load-bearing frame is provided with side wall panels at both sides in the traveling direction.

9. The micro-rail car as claimed in claim 8, wherein one of the side wall panels is provided with a ventilation window, and the other side wall panel is provided with a door body.

10. The micro-rail carriage as claimed in claim 9, wherein the door body is an electric translation door.

11. The micro-rail car as claimed in claim 1, wherein the bottom of the car body is provided with an anti-sloshing device or a grounding device.

12. The micro-rail car as claimed in claim 1, wherein the skin is provided with a wiring cavity therein.

13. The micro-rail car of claim 1, wherein the car control system comprises a door control system and a door anti-pinch system; the vehicle door control system controls the opening and closing of the vehicle door; the door anti-pinch system is used for preventing the door from mistakenly pinching passengers.

14. The micro-rail car of claim 1, wherein the car control system comprises a smoke monitoring system.

15. The micro-rail car of claim 1, wherein the car control system comprises a passenger information system.

16. The micro-rail car of claim 1, wherein the car control system comprises a lighting system.

17. The micro-rail car body as claimed in claim 1, wherein a human-machine exchange device is installed in the car body.