CN116811493A - Self-running rail transport vehicle - Google Patents

Abstract

The invention discloses a self-running rail transport vehicle, and relates to the technical field of turnout paving equipment. The self-running rail transport vehicle comprises a chassis, a bearing assembly and a power assembly. The chassis comprises a base and a walking assembly, wherein the walking assembly is arranged at the bottom of the base; the bearing assembly comprises a supporting piece, a telescopic piece and a bearing piece for bearing products, the supporting piece is arranged on the base, the bearing piece can transversely slide along the supporting piece, one end of the telescopic piece is connected with the supporting piece, and the other end of the telescopic piece is connected with the bearing piece; the power component is arranged on the base and connected with the walking component and the telescopic piece and used for driving the walking component and the telescopic piece. The self-running rail transport vehicle can effectively improve the unbalanced load condition of the whole vehicle and improve the running stability and safety of the whole vehicle.

Description

Self-running rail transport vehicle

Technical Field

The invention relates to the technical field of turnout paving equipment, in particular to a self-running rail transport vehicle.

Background

The ballast bed turnout is paved and is replaced the operation and generally uses turnout paving equipment, often takes place the condition of unbalanced load when the equipment of transporting turnout on the present market is often transported turnout, leads to the marching unreliable, unsafe of this kind of equipment, and comprehensive efficiency is not high.

In summary, how to improve the situation that the turnout is unbalanced loaded during the transportation of the transport vehicle is a problem to be solved by those skilled in the art.

Disclosure of Invention

Therefore, the invention aims to provide the self-running rail transport vehicle, which can effectively improve the unbalanced load condition of the whole vehicle and improve the running stability and safety of the whole vehicle.

In order to achieve the above object, the present invention provides the following technical solutions:

a self-propelled rail transport vehicle, comprising:

the chassis comprises a base and a walking assembly, wherein the walking assembly is arranged at the bottom of the base;

the bearing assembly comprises a supporting piece, a telescopic piece and a bearing piece for bearing products, wherein the supporting piece is arranged on the base, the bearing piece can transversely slide along the supporting piece, one end of the telescopic piece is connected with the supporting piece, and the other end of the telescopic piece is connected with the bearing piece;

the power component is arranged on the base and is connected with the walking component and the telescopic piece and used for driving the walking component and the telescopic piece.

Preferably, the base is provided with sensors for monitoring load distribution of the whole vehicle, and the two sensors are symmetrically arranged on two sides of the base.

Preferably, the end face of the supporting piece is provided with a sliding piece, the end face of the bearing piece is provided with a linear chute, and the sliding piece can move along the linear chute.

Preferably, a positioning pin is arranged on the side surface of the supporting piece, a positioning hole is arranged on the side surface of the bearing piece, and the positioning pin can be inserted into or pulled out of the positioning hole so as to lock or unlock the bearing piece.

Preferably, the bottom surface of the bearing piece is in surface-to-surface contact with the top surface of the supporting piece, and the top surface of the supporting piece is provided with a wear-resistant wearing plate.

Preferably, the chassis is provided with a lower core plate, an upper core plate is arranged on the bottom surface of the supporting piece, and the lower core plate is matched with the upper core plate so that the bearing assembly can rotate.

Preferably, the base is provided with support rollers arranged in pairs and side bearings arranged in pairs, two of the support rollers in pairs and two of the side bearings in pairs are arranged on two sides of the lower center plate, the support rollers are arranged in the width direction of the base, and the side bearings are arranged in the length direction of the base.

Preferably, the walking assembly comprises at least two rotating shafts and rail wheels, the rotating shafts are rotatably arranged on the base, and the rail wheels are arranged at two ends of the rotating shafts.

Preferably, the base is provided with a bearing saddle for supporting the rotating shaft, and a rubber spring for damping is arranged between the bearing saddle and the rotating shaft.

Preferably, the front end and the tail end of the chassis are respectively provided with a connecting piece for connecting with the other chassis.

The chassis of the self-running rail transport vehicle provided by the invention is the basis of the whole vehicle to travel, and the traveling assembly at the bottom of the base enables the whole vehicle to travel along the ground or the rail; the support piece is arranged on the base, and is hinged, screwed and the like in any connection mode, the movable piece is of a plate-shaped or disc-shaped structure, and the support piece is provided with a sliding rail or a sliding groove, so that the bearing piece can transversely slide along the support piece; one end of the telescopic piece can be extended or retracted, and the telescopic piece is arranged on the end face of the bearing assembly, so that the telescopic piece can be extended or retracted to drive the bearing piece to move transversely; the power component provides power for the walking component and the telescopic piece and drives the telescopic piece to move.

When the automatic transfer device is used, a product to be transferred is placed above the bearing piece, the supporting piece and the chassis connected with the supporting piece support the product together, the unbalanced load condition of the whole vehicle is observed or detected after the product is loaded, the bearing piece and the product placed above the bearing piece are driven by the telescopic piece to transversely move relative to the supporting piece, so that the unbalanced load condition of the whole vehicle is improved, the power assembly is started to provide power for the whole vehicle, the traveling assembly starts to operate, and the whole vehicle starts to travel so as to transfer the product to a destination. The self-running rail transport vehicle can effectively improve the unbalanced load condition of the whole vehicle and improve the running stability and safety of the whole vehicle.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the chassis according to an embodiment of the present invention;

FIG. 3 is a schematic view of a base structure according to an embodiment of the present invention;

FIG. 4 is a schematic view of a carrier assembly according to an embodiment of the present invention;

fig. 5 is a schematic view of the structure of the support according to the embodiment of the present invention.

In fig. 1 to 5, reference numerals include:

1 is a chassis, 1-1 is a base, 1-2 is a walking component, 1-2-1 is a rotating shaft, 1-2-2 is a rail wheel, 1-3 is a lower center plate, 1-4 is a supporting roller, 1-5 is a side bearing, 1-6 is a bearing saddle, 1-7 is a rubber spring, 1-8 is a connecting piece, 2 is a bearing component, 2-1 is a supporting piece, 2-1 is a sliding piece, 2-1-2 is a locating pin, 2-2 is a telescopic piece, 2-3 is a bearing piece, 2-3-1 is a linear chute, 2-3-2 is a locating hole, 2-4 is a wear plate, 3 is a power component and 4 is a sensor.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The core of the invention is to provide the self-running rail transport vehicle which can effectively improve the unbalanced load condition of the whole vehicle and improve the running stability and safety of the whole vehicle.

Referring to fig. 1 to 5, fig. 1 is a schematic structural diagram of an embodiment of the present invention; FIG. 2 is a schematic view of the chassis according to an embodiment of the present invention; FIG. 3 is a schematic view of a base structure according to an embodiment of the present invention; FIG. 4 is a schematic view of a carrier assembly according to an embodiment of the present invention; fig. 5 is a schematic view of the structure of the support according to the embodiment of the present invention.

It should be noted that, the "longitudinal direction" described below refers to the length direction of the transport vehicle, that is, the traveling direction, and the "end portions, two ends" refer to the head and tail of the transport vehicle; hereinafter, "lateral" refers to the width direction of the vehicle, i.e., the direction perpendicular to the above-described "longitudinal direction," and "side, two sides" refer to the sides of the vehicle body.

The invention provides a self-running rail transport vehicle, which comprises a chassis 1, a bearing assembly 2 and a power assembly 3. The chassis 1 comprises a base 1-1 and a walking assembly 1-2, wherein the walking assembly 1-2 is arranged at the bottom of the base 1-1; the bearing assembly 2 comprises a supporting piece 2-1, a telescopic piece 2-2 and a bearing piece 2-3 for bearing products, wherein the supporting piece 2-1 is arranged on the base 1-1, the bearing piece 2-3 can transversely slide along the supporting piece 2-1, one end of the telescopic piece 2-2 is connected with the supporting piece 2-1, and the other end of the telescopic piece 2-2 is connected with the bearing piece 2-3; the power component 3 is arranged on the base 1-1, and the power component 3 is connected with the walking component 1-2 and the telescopic piece 2-2 and is used for driving the walking component 1-2 and the telescopic piece 2-2.

Specifically, as shown in fig. 1, the chassis 1 is the basis of the whole vehicle traveling, and the traveling assembly 1-2 located at the bottom of the base 1-1 enables the whole vehicle to travel along the ground or the track, and it should be noted that the specific type of the traveling assembly 1-2, such as any type of crawler, traveling wheel, etc., is not limited, as long as the traveling of the whole vehicle can be realized; preferably, the base 1-1 is rectangular, and then the crawler belts or the plurality of traveling wheels can be arranged on the two sides of the base 1-1, so that the running capacity and the stability of the whole vehicle are effectively improved.

The supporting piece 2-1 is arranged on the base 1-1, and is hinged, screwed and the like in any connection mode, the movable piece is of a plate-shaped or disc-shaped structure, and preferably, the movable piece is of a plate-shaped structure so as to transfer products with any length; the bearing piece 2-3 can transversely slide, and can realize that the top surface of the supporting piece 2-1 is transversely provided with a guide rail, and the bottom surface of the bearing piece 2-3 is provided with the bearing piece 2-3 which can move along the guide rail; one end of the telescopic member 2-2 can be extended or retracted, optionally, the telescopic member 2-2 is a hydraulic cylinder or an electric telescopic rod, etc., the telescopic member 2-2 is arranged on the end face of the bearing assembly 2, and then the telescopic member 2-2 can be extended or retracted to drive the bearing member 2-3 to move transversely.

The power component 3 provides power for the walking component 1-2 and the telescopic piece 2-2, preferably, the power component 3 is a hydraulic system, and comprises a hydraulic pump, a hydraulic motor, a gearbox, a gear box and the like, the power of hydraulic driving is sufficient, the cruising ability is strong, the driving wheel can be realized, a gear or a belt wheel and the like are arranged on the rotating shaft of the driving wheel, and the power component 3 drives the driving wheel to rotate through the gear or the belt; the power assembly 3 drives the telescopic part 2-2 to move, and can realize that the hydraulic system generates electricity to provide electric energy for the electric telescopic rod, and preferably, the telescopic part 2-2 adopts a hydraulic cylinder, and the hydraulic pump provides the pressure required by the movement for the telescopic part, so that the energy utilization rate is high.

When the device is used, a product to be transported is placed above the bearing piece 2-3, the supporting piece 2-1 and the chassis 1 connected with the supporting piece 2-1 support the product together, after the product is loaded, the unbalanced load condition of the whole vehicle is observed or detected, the bearing piece 2-3 and the product placed above the bearing piece 2-3 are driven by the telescopic piece 2-2 to transversely move relative to the supporting piece 2-1, so that the unbalanced load condition of the whole vehicle is improved, the power assembly 3 is started to provide power for the whole vehicle, the traveling assembly 1-2 starts to operate, and the whole vehicle starts to travel so as to transport the product to a destination. The self-running rail transport vehicle can effectively improve the unbalanced load condition of the whole vehicle and improve the running stability and safety of the whole vehicle.

Further, as shown in fig. 3, the base 1-1 adopts a box beam structure, and comprises two side beams and an end beam fixedly connected with the two side beams, wherein the inner side of the end beam is fixedly connected with the power component 3, and the base is provided with a hanger rod or a mounting seat with a bolt hole, and the like, the walking component 1-2 is arranged at the bottom side of the side beam along the length direction, the bearing component 2 is arranged on the top surface of the middle part of the side beam, so that the arrangement is reasonable, the bearing capacity is higher, and the two end beams are convex compared with the walking component 1-2 and the power component 3 which are arranged on the chassis 1, so that the effect of protecting important components of the transport vehicle is achieved.

On the basis of the embodiment, the base 1-1 is provided with the sensors 4 for monitoring the load distribution of the whole vehicle, and the two sensors 4 are symmetrically arranged on two sides of the base 1-1.

Specifically, the sensors 4 may be a displacement sensor 4, a stress sensor 4, etc., more specifically, when the displacement sensor 4 is used, the displacement sensor 4 is arranged on the base 1-1, and the two displacement sensors 4 are symmetrically arranged on two sides of the vehicle body, so as to detect the displacement change of the walking assembly 1-2 relative to the base 1-1 in the vertical direction, thereby learning the load distribution condition of the two sides of the vehicle body; when the stress sensor 4 is adopted, the stress sensor is arranged on the chassis 1 or the bearing component 2, and the two displacement sensors 4 are symmetrically arranged on two sides of the vehicle body, so that the stress borne by the chassis 1 or the bearing component 2 is detected, and the load distribution condition on two sides of the vehicle body is known.

When the vehicle is used, the vehicle is loaded with products, the load distribution conditions of the two sides of the vehicle body are monitored in real time through the sensor 4, the load distribution conditions are fed back to operators, and the operators adjust the load distribution conditions of the two sides of the vehicle body through the telescopic piece 2-2. The unbalanced load condition is monitored in real time in the process of transporting the products by the transport vehicle, so that countermeasures can be timely taken, smooth, stable and safe transportation is ensured, accidents such as product sliding and transport vehicle tipping are avoided, and life and property safety is effectively ensured.

Further, a control system is arranged, and the telescopic piece 2-2 and the sensor 4 are connected with the control system through signals, so that after the control system receives and analyzes the signals of the sensor 4, the control system sends out calculated guiding signals to the telescopic piece 2-2, controls the extension or retraction of the telescopic piece 2-2, the extension distance and the like, and improves the automation degree of the transport vehicle.

On the basis of the embodiment, the end face of the supporting piece 2-1 is provided with the sliding piece 2-1, the end face of the bearing piece 2-3 is provided with the linear sliding groove 2-3-1, and the sliding piece 2-1-1 can move along the linear sliding groove 2-3-1.

Specifically, as shown in fig. 4, the end surface of the support 2-1 is smooth, the two ends of the support 2-1 are provided with downward protruding structures, and the lateral movement of the bearing 2-3 is realized by the movement of the protruding structures along the end surface of the support 2-1; the sliding part 2-1-1 is in a rectangular block or cylindrical structure and the like, the movable part protrudes out of the end face of the supporting part 2-1, a linear chute 2-3-1 is transversely arranged on the protruding structure, the linear chute 2-3-1 is a linear strip chute, and the sliding part 2-1-1 is movably inserted into the linear chute 2-3-1. Similarly, the sliding piece 2-1-1 and the linear chute 2-3-1 are interchangeably arranged on the bearing piece 2-3 and the supporting piece 2-1.

When the carrier vehicle is used, the telescopic piece 2-2 can drive the bearing piece 2-3 to transversely move along the supporting piece 2-1, the sliding piece 2-1 and the linear sliding groove 2-3-1 are respectively arranged on the end faces of the supporting piece 2-1 and the bearing piece 2-3, the transverse movement direction and the limit displacement of the bearing piece 2-3 along the supporting piece 2-1 can be limited, the stable transverse movement of the bearing piece 2-3 is facilitated, the transverse movement and the derailment of the bearing piece 2-3 are effectively prevented, and the smooth product transportation of the carrier vehicle is ensured.

On the basis of the embodiment, the side surface of the supporting piece 2-1 is provided with the positioning pin 2-1-2, the side surface of the bearing piece 2-3 is provided with the positioning hole 2-3-2, and the positioning pin 2-1-2 can be inserted into or pulled out of the positioning hole 2-3-2 so as to lock or unlock the bearing piece 2-3.

Specifically, as shown in fig. 4, the positioning pin 2-1-2 is a columnar structure protruding from the side surface of the supporting member 2-1, the positioning hole 2-3-2 is a hole with the same shape as the positioning pin 2-1-2, and the size of the positioning hole 2-3-2 is slightly larger than the peripheral size of the positioning pin 2-1-2; the locating pin 2-1-2 can be inserted into the locating hole 2-3-2 and can be pulled out from the locating hole 2-3-2, and the locating pin 2-3-2 can be pulled out from the locating hole 2-3-2 and far away from the locating hole 2-3-2 by arranging a hydraulic cylinder on the side face of the supporting piece 2-1, fixedly connecting the locating pin 2-1-2 with a cylinder rod of the hydraulic cylinder, and driving the locating pin 2-1-2 to be close to the locating hole 2-3-2 and inserted into the locating hole 2-3-2 when the cylinder rod stretches and driving the locating pin 2-1-2 to be pulled out from the locating hole 2-3-2 when the cylinder rod stretches.

When the positioning pin 2-1-2 is in a straight line with the positioning hole 2-3-2, the positioning pin 2-1-2 is moved to be inserted into the positioning hole 2-3-2, the bearing piece 2-3 is locked to be unable to move, and unexpected lateral movement of the bearing piece 2-3 in the operation process is avoided.

On the basis of the embodiment, the bottom surface of the bearing piece 2-3 is in surface-to-surface contact with the top surface of the supporting piece 2-1, and the top surface of the supporting piece 2-1 is provided with the wear-resistant wearing plate 2-4. Specifically, as shown in fig. 5, the end face of the supporting piece 2-1 is provided with a sliding rail or a sliding groove, the bearing piece 2-3 moves along the sliding rail or the sliding groove of the end face of the supporting piece 2-1, and the connection mode of the bearing piece 2-3 and the top face of the supporting piece 2-1 is surface-to-surface contact, so that the bearing capacity of the bearing piece 2-3 is improved; providing the wear plate 2-4 on the top surface of the support 2-1 reduces the friction between the support 2-1 and the carrier 2-3, improves the smoothness of the lateral movement of the carrier 2-3, and prevents the carrier 2-3 from tilting due to severe wear of the support 2-1.

Further, a wear plate 2-4 is provided at a position where both end faces of the support 2-1 are in contact with the carrier 2-3, further reducing friction between the support 2-1 and the carrier 2-3.

On the basis of the embodiment, the chassis 1 is provided with a lower heart plate 1-3, the bottom surface of the supporting piece 2-1 is provided with an upper heart plate, and the lower heart plate 1-3 is matched with the upper heart plate so that the bearing assembly 2 can rotate.

Specifically, the upper heart plate and the lower heart plate 1-3 are of disc-shaped structures, annular bulges are arranged at the edge positions of the upper heart plate and the lower heart plate 1-3, a pin shaft is arranged at the center position of the lower heart plate 1-3, and a pin hole is arranged at the center position of the upper heart plate; the upper heart plate is arranged at the center of the supporting piece 2-1, the lower heart plate 1-3 is fixed at the center of the base 1-1, and as shown in fig. 2, the base 1-1 of the box beam structure is provided with two cross beams at the middle parts of two measurements, a heart plate mounting seat is arranged at the center of the two cross beams, and the lower heart plate 1-3 is connected with the heart plate mounting seat through bolts, welded and the like; the pin shaft of the lower core disc 1-3 passes through the pin hole of the upper core disc, and the upper core disc is in surface contact with the annular convex surface of the lower core disc 1-3. When the device is used, the control center plate can realize the rotation of the supporting piece 2-1, so that the rotation of the bearing piece 2-3 or the products carried by the bearing piece can be realized, the obstacle avoidance function is realized, and the safety of the transportation process is ensured.

On the basis of the above embodiment, the base 1-1 is provided with the pair of supporting rollers 1-4 and the pair of side bearings 1-5, two supporting rollers 1-4 of the pair of supporting rollers 1-4 and two side bearings 1-5 of the pair of side bearings 1-5 are arranged on both sides of the lower heart plate 1-3, the supporting rollers 1-4 are arranged along the width direction of the base 1-1, and the side bearings 1-5 are arranged along the length direction of the base 1-1.

Specifically, as shown in fig. 2, the top surface of the base 1-1 is provided with a side bearing 1-5 mounting seat and a supporting roller 1-4 mounting seat, so that when the pair of supporting rollers 1-4 and the pair of side bearings 1-5 are arranged above the base 1-1, the rotation speed direction of the top points of the supporting rollers 1-4 is along the transverse direction of the transport vehicle, the rotation speed direction of the top points of the side bearings 1-5 is along the longitudinal direction of the transport vehicle, the connecting line of the two supporting rollers 1-4 in the pair of supporting rollers 1-4 is the longitudinal direction of the transport vehicle, the connecting line of the two side bearings 1-5 in the pair of side bearings 1-5 is the transverse direction of the transport vehicle, and when the supporting member 2-1 rotates, the supporting member 2-1 and the base 1-1 are in rolling friction through the supporting rollers 1-4 and the side bearings 1-5, the friction between the supporting member 2-1 and the base 1-1 is effectively reduced, and the two supporting rollers 1-4 in the pair of supporting rollers 1-4 are arranged on the two sides of the heart disk, the supporting member 2-1 and the carrier 2-3 connected with the heart disk is effectively prevented, the front side bearing member 2-1 and the carrier 2-3 are prevented from sliding down, the left side bearing member and the carrier member 2-3 are prevented from sliding down horizontally, and the side bearing member 2-1 and the side bearing member 2-2 are prevented from sliding down, and the side member is prevented from sliding down horizontally.

Further, a plurality of pairs of supporting rollers 1-4 and side bearings 1-5 are arranged on the base 1-1, so that the supporting position of the supporting piece 2-1 is increased, and the bearing capacity of the transport vehicle is improved.

On the basis of any one of the above embodiments, the walking assembly 1-2 includes at least two rotating shafts 1-2-1 and rail wheels 1-2-2, the rotating shafts 1-2-1 are rotatably arranged on the base 1-1, and the rail wheels 1-2-2 are arranged at two ends of the rotating shafts 1-2-1.

Specifically, as shown in fig. 1 and 2, rotating shafts 1-2-1 are rotatably arranged at the front end and the rear end of a base 1-1, and rail wheels 1-2-2 are arranged at the two ends of each rotating shaft 1-2-1, so that the transport vehicle can be stably supported, and the rail wheels 1-2-2 are matched with paved rails to realize travelling; the power component 3 drives the rotating shaft 1-2-1 to rotate so as to drive the rail wheel 1-2-2 to rotate, and a gear is coaxially fixed on the rotating shaft 1-2-1, and the power component 3 drives the rotating shaft 1-2-1 to rotate through another gear. The transport vehicle travels on the paved track through the track wheels 1-2-2, can travel at a high speed, can realize long-distance transition, and greatly improves the efficiency of the product accurate transportation.

Further, the power assembly 3 drives all the rotating shafts 1-2-1 simultaneously, thereby improving the driving force of the transport vehicle. Furthermore, the side surfaces of the two rail wheels 1-2-2 arranged on the rotating shaft 1-2-1 are provided with brake shoes, and the brake shoes on the two sides are connected through a brake beam, so that a brake cylinder is started to simultaneously start the two brake shoes through the brake beam, and the transport vehicle is braked; furthermore, brake shoes can be arranged on the side parts of the two rail wheels 1-2-2 of each rotating shaft 1-2-1 of the transport vehicle, so that the braking performance is improved.

On the basis of any one of the above embodiments, the base 1-1 is provided with a bearing saddle 1-6 for supporting the rotating shaft 1-2-1, and a rubber spring 1-7 for damping is arranged between the bearing saddle 1-6 and the rotating shaft 1-2-1.

Specifically, as shown in fig. 2 and 3, a linear guide frame for installing the bearing saddle 1-6 is arranged on the base 1-1, the bearing saddle 1-6 is fixed on the base 1-1 through the linear guide frame, the bearing saddle 1-6 is provided with a U-shaped groove, the opening of the U-shaped groove faces downwards, and a rubber spring 1-7 is arranged on the top of the bearing saddle 1-6; the rubber springs 1-7 are composed of two steel plates and rubber sheets, and the rubber sheets are clamped between the two steel plates and are tightly adhered to the two steel plates through vulcanization and other treatments.

When the carrier vehicle is used, the chassis 1 is deformed by unbalanced force or moves vertically upwards by upward force, the rotating shaft 1-2-1 is contacted with the U-shaped groove of the bearing saddle 1-6, the supporting force is transmitted to the base 1-1 through the rubber spring 1-7, the rubber spring 1-7 is deformed under pressure, the buffer effect is achieved, and the stability of a product transported by the carrier vehicle is improved.

On the basis of the above embodiment, both the front end and the rear end of the chassis 1 are provided with connectors 1-8 for connection with another chassis 1.

Specifically, connecting piece 1-8 is used for the connection between two transport vechicles, can realize, sets up an ear seat at the front end of chassis 1, and the middle part of ear seat is equipped with the through-hole, sets up another ear seat at the tail end of chassis 1, and during the use, the ear seat of chassis 1 tail end and the ear seat coincidence of another transport vechicle chassis 1 front end for the through-hole collineation of two ear seats inserts the coupling in the through-hole of two above ear seats, thereby links together two transport vechicles, can link together a plurality of transport vechicles through connecting piece 1-8, greatly improves the efficiency of transportation product.

The terms "upper surface, lower surface, top, bottom" and the terms "upper, lower, left and right" are defined based on the drawings of the specification.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The self-running rail transit vehicle provided by the invention is described in detail above. The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the invention can be made without departing from the principles of the invention and these modifications and adaptations are intended to be within the scope of the invention as defined in the following claims.

Claims (10)

1. A self-propelled rail transit vehicle, comprising:

the chassis (1) comprises a base (1-1) and a walking assembly (1-2), wherein the walking assembly (1-2) is arranged at the bottom of the base (1-1);

the bearing assembly (2) comprises a supporting piece (2-1), a telescopic piece (2-2) and a bearing piece (2-3) for bearing products, wherein the supporting piece (2-1) is arranged on the base (1-1), the bearing piece (2-3) can transversely slide along the supporting piece (2-1), one end of the telescopic piece (2-2) is connected with the supporting piece (2-1), and the other end of the telescopic piece (2-2) is connected with the bearing piece (2-3);

the power component (3) is arranged on the base (1-1), and the power component (3) is connected with the walking component (1-2) and the telescopic piece (2-2) and is used for driving the walking component (1-2) and the telescopic piece (2-2).

2. Self-running rail vehicle according to claim 1, characterized in that the base (1-1) is provided with sensors (4) for monitoring the load distribution of the whole vehicle, two of the sensors (4) being symmetrically arranged on both sides of the base (1-1).

3. Self-running rail vehicle according to claim 1, characterized in that the end face of the support element (2-1) is provided with a slide element (2-1-1), the end face of the carrier element (2-3) is provided with a linear chute (2-3-1), and the slide element (2-1-1) is movable along the linear chute (2-3-1).

4. A self-running rail vehicle according to claim 3, characterized in that the side of the support (2-1) is provided with a positioning pin (2-1-2), the side of the carrier (2-3) is provided with a positioning hole (2-3-2), and the positioning pin (2-1-2) can be inserted into or pulled out of the positioning hole (2-3-2) to lock or unlock the carrier (2-3).

5. Self-propelled rail transport vehicle according to claim 1, characterized in that the bottom surface of the carrier (2-3) is in surface-to-surface contact with the top surface of the support (2-1), and the top surface of the support (2-1) is provided with wear plates (2-4) that are wear resistant.

6. Self-propelled rail transport vehicle according to claim 1, characterized in that the chassis (1) is provided with a lower heart plate (1-3), the bottom surface of the support (2-1) is provided with an upper heart plate, the lower heart plate (1-3) cooperates with the upper heart plate to make the bearing assembly (2) rotatable.

7. Self-running rail transport vehicle according to claim 6, characterized in that the base (1-1) is provided with support rollers (1-4) arranged in pairs and side bearings (1-5) arranged in pairs, two of the support rollers (1-4) in pairs and two of the side bearings (1-5) in pairs are arranged on both sides of the lower core plate (1-3), the support rollers (1-4) are arranged in the width direction of the base (1-1), and the side bearings (1-5) are arranged in the length direction of the base (1-1).

8. The self-running rail transport vehicle of any one of claims 1 to 7, characterized in that the travelling assembly (1-2) comprises at least two rotating shafts (1-2-1) and rail wheels (1-2-2), the rotating shafts (1-2-1) being rotatably arranged at the base (1-1), and the rail wheels (1-2-2) being arranged at both ends of the rotating shafts (1-2-1).

9. Self-running rail vehicle according to claim 8, characterized in that the base (1-1) is provided with a bearing saddle (1-6) for supporting the spindle (1-2-1), a rubber spring (1-7) for damping being provided between the bearing saddle (1-6) and the spindle (1-2-1).

10. Self-propelled rail transport vehicle according to any of the claims 1 to 7, characterized in that the front end and the rear end of the chassis (1) are provided with a connection piece (1-8) for connection with another chassis (1).