阅读说明：本技术 一种跨座式轨道交通运输系统 (Straddle type rail transit transportation system ) 是由 戴美爱 于 2019-10-22 设计创作，主要内容包括：本发明公开了一种跨座式轨道交通运输系统,其结构包括车轴、车轮、侧架、下心盘、缓冲装置,车轴的两端与车轮机械连接,车轮设有四个,车轮与侧架机械连接,下心盘与侧架相连接,本发明的有益效果：利用外机械力驱动控制驱动杆向上或者向下运动,达到对矩形腔升起或者下降的控制,实现缓冲头与车体底部原件的机械配合以及分离之间的交替,借助过槽上两个相对的壁层之间的凸起间距逐渐减小,加大原件进入过槽内的阻力,从而对车体施加一个反向的作用力促使其减速,达到减小车辆减速停车时滑行的距离,以及缩减了紧急停车制动的有效时间,使得紧急停车时将轨道上车辆停下的几率增加,间接提高轨道车辆行驶的安全系数。(The invention discloses a straddle type rail transit system which structurally comprises an axle, wheels, four side frames, a lower center plate and a buffer device, wherein two ends of the axle are mechanically connected with the wheels, the wheels are mechanically connected with the side frames, and the lower center plate is connected with the side frames: utilize outer mechanical force drive control actuating lever upwards or downstream, reach the control that rises or descend the rectangular cavity, realize the mechanical cooperation of buffer head and bottom of the car body original and the alternation between the separation, reduce gradually with the help of protruding interval between two relative wall layers on the cross groove, increase the resistance that the original got into in the cross groove, thereby exert a reverse effort to the automobile body and impel its speed reduction, reach and reduce the gliding distance when the vehicle slows down and parks, and the effective time of emergency stop braking has been reduced, make the probability that will go up the track and stop down increase during emergency stop, improve the factor of safety that the rail vehicle traveles indirectly.)

1. The utility model provides a straddle type track transportation system, its structure includes axletree (1), wheel (2), side bearer (3), lower heart dish (4), buffer (5), its characterized in that:

the two axles (1) are arranged in parallel, two ends of each axle (1) are mechanically connected with the wheels (2), four wheels (2) are arranged, the wheels (2) are mechanically connected with the side frames (3), two side frames (3) are arranged in parallel, a lower center plate (4) is arranged in the center of each side frame (3), the lower center plates (4) are connected with the side frames (3), the buffer device (5) is located between the two side frames (3), and the side frames (3) are mechanically connected with the buffer device (5);

buffer (5) comprises gyro wheel (51), drive belt (52), buffering head (53), actuating mechanism (54), rectangle chamber (55), gyro wheel (51) are equipped with two and establish that symmetrical structure, gyro wheel (51) are installed in drive belt (52) inboardly, drive belt (52) and gyro wheel (51) mechanical transmission cooperation, be equipped with buffering head (53) on drive belt (52), buffering head (53) are equipped with nine and the equidistance is installed on drive belt (52), buffering head (53) and automobile body bottom mechanical cooperation, rectangle chamber (55) bottom is located in actuating mechanism (54), actuating mechanism (54) and rectangle chamber (55) mechanical cooperation.

2. The straddle-type rail transit system according to claim 1, wherein: buffer head (53) by dead lever (531), cross groove (532), rectangular block (533), arch (534) and constitute, dead lever (531) and drive belt (52) fixed connection, cross groove (532) with embedded form fixed mounting on rectangular block (533), rectangular block (533) and dead lever (531) mechanical welding, arch (534) are installed on crossing groove (532), arch (534) with cross groove (532) fixed connection.

3. The straddle-type rail transit system according to claim 2, wherein: the ten protrusions (534) are symmetrically arranged on two opposite inner walls of the through groove (532), and the heights of the protrusions (534) are sequentially increased in an inclined mode from right to left.

4. The straddle-type rail transit system according to claim 1, wherein: the driving mechanism (54) is composed of a fixed seat (541), a fixed shaft block (542), a connecting block (543), a movable block (544), a linkage rod (545), a fixed shaft (546) and a driving rod (547), a fixed shaft block (542) is arranged on the fixed seat (541), the fixed shaft block (542) is mechanically connected with the rectangular cavity (55), the connecting block (543) is mechanically connected with the rectangular cavity (55), a movable block (544) is arranged at one end of the connecting block (543) far away from the rectangular cavity (55), the connecting block (543) is mechanically connected with the linkage rod (545) through a movable block (544), the linkage rod (545) is mechanically connected with the driving rod (547), the fixed shaft (546) is connected with the movable block (544), the linkage rod (545) is mechanically connected with the fixed seat (541), and the joint of the linkage rod (545) and the fixed seat (541) is penetrated through by the fixed shaft (546).

5. The straddle-type rail transit system according to claim 4, wherein: the fixed shaft block (542) is arranged in a convex shape, a limiting shaft is arranged in the center of the convex end, and the limiting shaft penetrates through one end, connected with the fixed shaft block (542), of the rectangular cavity (55), so that the rectangular cavity (55) can rotate around the fixed shaft block (542) to change the height.

Technical Field

The invention relates to the field of transportation, in particular to a straddle type rail transit system.

Background

The opening of track traffic has improved transportation's efficiency greatly, and track traffic's normal operating needs carry out bearing, biography power, buffering and direction with the help of the bogie to guarantee track traffic's normal operating, present straddle type track traffic transportation system has following defect:

the existing straddle type rail transit equipment achieves the purposes of improving climbing capacity, stability and safety by reducing the gravity center of a carrying unit, and can effectively avoid the overturning of a power bogie and a carrier, but when the vehicle brakes, the emergency deceleration of the bogie can enable the vehicle body to move forwards all the time due to inertia, and the vehicle body still can drive the bogie to move forwards due to the fact that the mass of the vehicle body is far larger than that of the bogie, so that the time from braking to stopping of the vehicle is prolonged, and the distance between the braking and the stopping of the vehicle is prolonged.

Disclosure of Invention

Aiming at the defects of the prior art, the invention is realized by the following technical scheme: a straddle type rail transit system structurally comprises axles, wheels, side frames, center plates and buffer devices, wherein the axles are provided with two wheels which are arranged in parallel, two ends of each axle are mechanically connected with the wheels, the number of the wheels is four, the wheels are mechanically connected with the side frames, the side frames are provided with two wheels which are arranged in parallel, the center of each side frame is provided with the center plate, the center plates are connected with the side frames, the buffer devices are positioned between the two side frames, and the side frames are mechanically connected with the buffer devices;

buffer comprises gyro wheel, drive belt, buffering head, actuating mechanism, rectangular cavity, the gyro wheel is equipped with two and be symmetrical structure and establish, the gyro wheel is connected with outer mechanical force, the gyro wheel is installed in the drive belt inboard, drive belt and gyro wheel mechanical transmission cooperation, be equipped with the buffering head on the drive belt, the buffering head is equipped with nine and the equidistance is installed on the drive belt, buffering head and automobile body bottom mechanical cooperation, actuating mechanism locates rectangular cavity bottom, actuating mechanism and rectangular cavity mechanical cooperation.

The buffer head is further optimized to be composed of a fixing rod, a through groove, a rectangular block and a protrusion, wherein the fixing rod is arranged in an inverted T shape and is fixedly connected with a transmission belt, the rectangular block is provided with the through groove, the through groove is fixedly arranged on the rectangular block in an embedded mode, the rectangular block is mechanically welded with the fixing rod, the rectangular block is located at one end, far away from the transmission belt, of the fixing rod, the protrusion is arranged on the through groove, and the protrusion is fixedly connected with the through groove.

As a further optimization of the invention, the number of the protrusions is ten, the protrusions are symmetrically arranged on two opposite inner walls of the through groove in pairs, and the heights of the protrusions are sequentially increased in an inclined manner from right to left.

As a further optimization of the invention, the driving mechanism consists of a fixed seat, a fixed shaft block, a connecting block, a movable block, a linkage rod, a fixed shaft and a driving rod, wherein the fixed seat is arranged in an L shape, the fixed shaft block is arranged on the fixed seat, the fixed shaft block and the fixed seat are arranged in an integrated structure, the fixed shaft block is mechanically connected with a rectangular cavity, the fixed shaft block and the connecting block are vertically arranged, the connecting block is mechanically connected with the rectangular cavity, the movable block is arranged at one end of the connecting block away from the rectangular cavity, the connecting block is mechanically connected with the linkage rod through the movable block, the linkage rod is mechanically connected with the driving rod, the fixed shaft is connected with the movable block, the number of the fixed shafts is three, the fixed shafts are respectively arranged at two ends of the movable block and penetrate through one ends of the movable blocks connected with the connecting block and, the joint of the linkage rod and the fixed seat is penetrated by the fixed shaft.

As a further optimization of the invention, the fixed shaft block is arranged in a convex shape, and the center of the convex end is provided with a limit shaft which penetrates through one end of the rectangular cavity connected with the fixed shaft block, so that the rectangular cavity can rotate around the fixed shaft block to realize height change.

Advantageous effects

The invention relates to a straddle type track transportation system, when a vehicle on a track is received to decelerate and stop, under the action of external mechanical force, a driving rod moves upwards to enable the driving rod to pull a linkage rod to move along with the linkage rod, so that a movable block between the linkage rod and a connecting block is in a horizontal state, at the moment, the connecting block, the movable block and the linkage rod are positioned on the same horizontal line, a rectangular cavity is lifted, a buffer head is mechanically matched with an original connected with the bottom of a vehicle body, a roller is driven to rotate clockwise by the external mechanical force, so that the buffer head moves along with the same direction, at the moment, the moving direction of a driving belt is opposite to the moving direction of the vehicle body, when the original connected with the bottom of the vehicle body gradually enters the buffer head along with the edge of a through groove, the space between bulges on two opposite wall layers on the through, thereby produce a reverse effort to the automobile body, impel the vehicle to stop to a plurality of buffer heads are in turn to the automobile body application of force, help the vehicle slow down to stop, and when the vehicle stopped the back, the actuating lever downstream, connecting block, movable block, gangbar three were not on same straight line this moment, thereby made the rectangle chamber descend, and the original paper separation of buffer head and automobile body bottom this moment.

Compared with the prior art, the invention has the following advantages:

the invention utilizes the external mechanical force to drive and control the driving rod to move upwards or downwards to achieve the control of rising or falling of the rectangular cavity, realize the alternation between mechanical matching and separation of the buffer head and the original at the bottom of the vehicle body, and increase the resistance of the original entering the passing groove by gradually reducing the space between the bulges on two opposite wall layers on the passing groove, thereby applying a reverse acting force on the vehicle body to accelerate the vehicle body, achieving the purpose of reducing the sliding distance of the vehicle during deceleration and parking, shortening the effective time of emergency parking braking, increasing the probability of parking the vehicle on the track during emergency parking, and indirectly improving the safety factor of the running of the rail vehicle.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of a straddle type rail transit system according to the present invention.

Fig. 2 is a cross-sectional view of a buffering device of a straddle type rail transit system according to the present invention.

Fig. 3 is a perspective view of a buffer head of a straddle type rail transit system according to the present invention.

Fig. 4 is a side view of a buffer head of a straddle type rail transit system of the present invention.

Fig. 5 is a perspective view of a driving mechanism of the straddle type rail transit system of the invention.

Fig. 6 is a side view of a driving mechanism of a straddle type rail transit system of the present invention.

Fig. 7 is a side view of the driving mechanism of the straddle type rail transit system in the working state.

In the figure, an axle-1, wheels-2, side frames-3, a lower center plate-4, a buffer device-5, rollers-51, a transmission belt-52, a buffer head-53, a driving mechanism-54, a rectangular cavity-55, a fixed rod-531, a through groove-532, a rectangular block-533, a bulge-534, a fixed seat-541, a fixed shaft block-542, a connecting block-543, a movable block-544, a linkage rod-545, a fixed shaft-546 and a driving rod-547.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.