CN111828256A - A self-generating subway track maintenance device - Google Patents

Abstract

The invention discloses a self-generating subway track maintenance device, comprising an electric box, a combined fan blade installed in the electric box, a first transmission component, a second transmission component, a generator box, a motor box and a cylindrical roller brush, and A back support frame installed on the back of the electrical box and used to drive the electrical box to turn over. When the subway passes through the maintenance device, the fan blade assembly is driven to rotate, the fan blade assembly is connected with the generator case through the first transmission assembly, and the mechanical energy is converted into the generator by the generator in the generator case. Electrical energy is stored in batteries. The electric motor in the electric motor box is powered by the battery to drive the cylindrical roller brush to clean the track. The self-generating subway track maintenance device, without changing the original subway track system structure, utilizes tunnel wind power generation to achieve the effect of regularly and automatically cleaning the track garbage.

Description

A self-generating subway track maintenance device

technical field

The invention relates to the technical field of energy saving and emission reduction of mechanical components, in particular to a self-generating subway track maintenance device.

Background technique

With the development of society, subway traffic in major cities in my country has become more and more developed, with more and more lines. At the same time, there is more garbage on the subway track. This kind of track garbage in the tunnel is concentrated and difficult to clean. According to the results of the on-site investigation of Wuhan subway station, the existence of rail garbage during the busy operation of the subway will not only cause great harm to the subway running, but also threaten the safety of the staff who clean the garbage. However, the biggest difficulty in the cleaning process of subway track garbage is that it is difficult for the cleaning personnel to reach the cleaning area, and the busy subway traffic hinders the cleaning process. At present, most of the subway track cleaning programs are manual cleaning at regular intervals. This method not only consumes a lot of manpower, material and financial resources, but also threatens the safety of the staff who walk through the high-voltage transmission lines between the tracks.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a self-generating subway track maintenance device, so as to solve the problems of the existing manual and timed cleaning method for track maintenance, which has potential safety hazards and high cleaning costs.

In order to achieve the above technical purpose, the technical solution of the present invention provides a self-generating subway track maintenance device, which includes an electric box, a combined fan blade installed on the electric box, a first transmission assembly, a second transmission assembly, a generator box, Motor case and cylindrical roller brush;

The combined fan blade includes a fan blade shaft, a cylindrical roller fixedly mounted on the fan blade shaft, and a plurality of fan blades uniformly arranged along the circumferential direction of the cylindrical roller;

The generator box is installed on one side of the electric box, and is connected with the fan blade shaft of the combined fan blade through the first transmission component;

The electric motor box is installed below the generator box, and the motor in the electric motor box is powered by the generator in the generator box;

The output shaft of the motor is drive-connected with the second transmission assembly, and the cylindrical roller brush is driven by the second transmission assembly to clean the track.

Compared with the prior art, the beneficial effects of the present invention include: the self-generating subway track maintenance device provided by the present invention includes a fan blade assembly and a generator box that is connected to the fan blade assembly through the first transmission assembly. The generated air flow drives the inner fan blades of the device to rotate, and is connected to the generator box through the first transmission component, and the generator in the generator box converts wind energy into electrical energy for storage. The electrical energy stored by the generator supplies power to the motor in the motor box, and the motor drives the cylindrical roller brush to open or close, so as to clean the track. Therefore, the self-generating subway track maintenance device provided by the present invention utilizes tunnel wind power to supply power to the maintenance device, which improves cleaning efficiency, eliminates potential safety hazards of manual cleaning, and reduces cleaning costs.

The self-generating subway track maintenance device also includes a back support frame for driving the electric box to turn 0° to 90°, and the back support frame can be directly installed on the advertising plate installation frame on one side of the subway track, Therefore, it is convenient to install and use, and while the subway track system is structured, the tunnel wind power generation is used to achieve the effect of regularly and automatically cleaning the track garbage.

Description of drawings

1 is a schematic structural diagram of an embodiment of a self-generating subway track maintenance device provided by the present invention;

Fig. 2 is another structural representation identical with Fig. 1;

Fig. 3 is the structural representation of the fan blade assembly in Fig. 1;

4 is a schematic structural diagram of an embodiment of a support frame;

FIG. 5 is a schematic structural diagram of an embodiment in which the support frame is in an open state;

6 is a schematic structural diagram of an embodiment of a back support frame provided by the present hairstyle;

FIG. 7 is a state schematic diagram of the self-generating subway track maintenance device provided by the present invention in a horizontal cleaning state (the roller brush has not been opened).

Description of reference numbers:

1-electric box, 2-fan blade assembly, 21-fan blade, 22-cylindrical roller, 23-fan blade shaft, 3-first transmission assembly, 31-first gear, 32-first transmission shaft, 33 -Second gear, 34-Third gear, 35-Fourth gear, 4-Generator box, 5-Motor box, 6-Second transmission assembly, 61-Second transmission shaft, 7-Support frame, 8-Cylinder Roller brush, 9-one-way rotating bearing, 10-support, 11-first connecting rod, 12-second connecting rod, 13-third connecting rod, 14-baffle plate, 15-driving motor, 16-rotating shaft.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

In order to solve the problems of potential safety hazards and high cleaning costs due to the existing manual and timed cleaning methods for track cleaning and maintenance, the present invention provides a self-generating subway track maintenance device.

As shown in FIG. 1 , this embodiment provides a self-generating subway track maintenance device, including an electric box 1 , a combined fan blade 2 installed on the electric box 1 , a first transmission assembly 3 , and a second transmission assembly 6 , generator box 4, motor box 5 and cylindrical roller brush 8. The combined fan blade 2 includes a fan blade shaft 23 fixedly mounted on the electrical box 1 , a cylindrical roller 22 mounted on the fan blade shaft 23 and a circumferential direction of the cylindrical roller 22 . A plurality of fan blades 21 arranged evenly. The generator box 4 is installed on one side of the electrical box 1 and is in driving connection with the blade shaft 23 of the combined blade 2 through the first transmission assembly 3 . The motor box 5 is installed below the generator box 4 , and the generator box 4 and the motor box 5 share a casing, and different casings can also be set separately. The motor in the motor box 5 is powered by the generator in the generator box 4 . The output shaft of the motor is in driving connection with the second transmission assembly 6 , and the cylindrical roller brush 8 is driven by the second transmission assembly 6 to clean the track.

As shown in FIG. 1 and FIG. 3 , the cylindrical roller 22 is provided with a plurality of sliding grooves evenly along the circumferential direction, and each sliding groove is provided with a spring (not shown in the drawings), the spring One end is fixedly connected with the groove bottom of the chute, and the other end is fixedly connected with the corresponding fan blade 21. Each of the 21 fan blades is inserted into the corresponding chute, and under the action of the spring, The inner part of the chute protrudes. The cylindrical roller 22 is rotatably connected to the fan blade shaft 23 through a one-way rotating bearing 9 .

The generator box 4 is installed on one side of the electric box 1 and is connected to the combined fan blade 2 through the first transmission assembly 3 in a driving manner.

When the subway passes one side of the track, an airflow is generated. Under the action of the airflow, the fan blade 21 rotates. During the rotation, the fan blade 21 slides out of the chute due to the centrifugal force, and drives the Cylindrical rollers 22 are rotated to convert wind energy into mechanical energy. The cylindrical roller 22 is in driving connection with the first transmission assembly 3 through the fan blade shaft 23, and is in transmission connection with the generator in the generator box 4 through the first transmission assembly 3. The generator converts the mechanical energy into electrical energy. The electrical energy powers the entire subway track maintenance device. When the airflow disappears, the centrifugal force disappears, and the fan blade 21 slides down into the chute under the action of the restoring force of the spring for storage, and returns to the initial state. Under the action of the fan, there is still a part extending outside the chute, so that the fan blade can slide out smoothly under the action of the airflow. In the present invention, the fan blade 21 is arranged to slide along the chute, which can increase the utilization rate of wind energy and increase the rotation speed of the blade shaft 23, thereby increasing the rotation speed of the blade shaft 23 and improving the power generation efficiency.

The generator preferably adopts an asynchronous generator, and a battery (not shown in the figure) is also installed in the generator box 4, and the battery is used to store the electric energy generated by the generator, which is the electric motor box 5. The electric motor inside and the cylindrical roller brush 8 provide electrical energy for cleaning.

Therefore, the self-generating track maintenance device provided by the present invention can convert the wind energy in the subway track into electric energy and store it for the maintenance device. Compared with the way of directly using an external power supply for power supply, the electric energy is saved, the cost is reduced, and the use is convenient.

As shown in FIG. 2 , the first transmission assembly 3 includes a first gear 31 fixedly mounted on the fan blade shaft 23 , a first gear 31 fixedly mounted on the electric box 1 and parallel to the fan blade shaft 23 . A transmission shaft 32, a second gear 33 and a third gear 34 fixed on the first transmission shaft 32 at intervals, and a fourth gear 35 fixedly connected with the input shaft of the generator. The first gear 31 meshes with the second gear 32 , and the third gear 34 meshes with the fourth gear 35 .

Since the cylindrical roller 22 and the blade shaft 23 are connected through the one-way rotating bearing 9, the one-way rotating bearing 9 means that it can rotate freely in one direction, and can rotate freely in the other direction. A kind of bearing that is locked in the direction, so when the subway passes from one side, the fan blade 21 is driven to rotate under the action of wind. Since the one-way rolling bearing 9 is locked, the rotation of the fan blade 21 drives the fan blade shaft. 23 rotates, and the rotation of the fan blade shaft 23 drives the first gear 31 to rotate. , drive the input shaft of the generator to rotate, so as to transfer the mechanical energy to the generator and connect with the rotor of the generator to drive the rotor to cut the magnetic field lines, thereby converting wind energy into electrical energy.

When the subway passes from the other side, due to the rotation of the one-way bearing 9, the rotation of the fan blade 21 drives the cylindrical roller 22 to rotate on the fan blade shaft 23, while the fan blade shaft 23 does not rotate. It follows the rotation, so the process of generating energy and storing energy cannot be realized.

In order to make full use of wind energy, a shielding plate is also fixedly installed above the fan blade assembly 2 .

The electric motor box 5 is installed below the generator box 4 , and is of course not limited to being installed below the generator box 4 . The motor in the electric motor box 5 is powered by the battery in the generator box 4 . The output shaft of the motor is connected with the second transmission assembly 6 in a driving manner, and the cylindrical roller brush 8 is driven by the second transmission assembly 6 to clean the track.

When the subway passes through the maintenance device and the air flow disappears, the motor drives the cylindrical roller brush 8 to move to clean the track by supplying power from the battery.

In order to reduce the volume and cost of the equipment, the motor box 5 and the generator box 4 preferably share a casing.

The second transmission assembly 3 includes a second transmission shaft 61, the second transmission shaft 61 is fixedly connected with the cylindrical roller brush 8 through the support frame 7, and the rotation of the transmission shaft 61 drives the cylindrical roller. Brush 8 to close or open. When the track maintenance device cleans the track, it is driven by a motor to drive the second transmission shaft 61 to rotate, and the rotation of the second transmission shaft 61 drives the cylindrical roller brush 8 to rotate from the closed state to the open state , the cylindrical roller brush 8 moves from one side of the track to the other side, so as to clean the track.

As shown in FIG. 4 , the support frame 7 is formed by hingedly connecting a plurality of connecting blocks 71 in sequence, and the bottom of each connecting block 71 is set as an arc shape matched with the second transmission shaft 61 . The width of the top of each of the connecting blocks is greater than the width of the bottom. One end of the support frame 7 is fixedly connected to the second transmission shaft 61 and the other end is connected to the cylindrical roller brush 8 .

As shown in FIG. 5 , when the subway track maintenance device is in the cleaning state, when the second transmission shaft 61 rotates counterclockwise under the driving action of the motor of the motor box 5 , the connection of the support frame 7 The blocks 71 are wound out in turn, and the top of the connecting block 71 is located below and the bottom is located above. The top width of the connecting block 71 is due to the width of the bottom, so when the tops of two adjacent connecting blocks 71 abut each other, the support frame 7 becomes a straight line, Further counterclockwise rotation drives the cylindrical roller brush 8 to rotate from one side of the track to the other side to complete the cleaning of the track.

When the subway track maintenance device is in the power storage state, the second transmission shaft 61 rotates clockwise under the driving action of the motor of the motor box 5 , and the circle at the bottom of the connection block 71 of the support frame 7 rotates clockwise. The arc is matched with the second transmission shaft 61 , and is wound on the second transmission shaft 61 in turn to realize the shrinking of the cylindrical roller brush 9 .

As shown in FIG. 6 , in order to facilitate installation without interference, the self-generating track maintenance device further includes a back support frame installed on the back of the electrical box 1 and used to drive the electrical box 1 to turn over. The back support frame includes a bracket 10, a first link 11, a second link 12, a third link 13 and a connecting baffle 14 installed on one side of the subway track; one end of the first link 11 It is connected with the top of the bracket 10 through a rotating shaft 16, the other end is hinged with the top of the second link 11, and the bottom of the second link 11 is hinged with the third link 13 near the right end. , the right end of the third link 13 is hinged with the bottom of the bracket 10, the third link 13 extends to the left, and the connecting baffle 14 is fixedly installed on the bottom of the left side of the third link, The electrical box 1 is fixedly mounted on the connection baffle 14 . The top of the bracket 10 is located on one side of the first connecting rod 11 and a driving motor 15 is also fixedly installed, and the output shaft of the driving motor 15 is connected with the rotating shaft 16 .

When the self-generating track maintenance device is in the state of generating and storing energy, the drive motor 15 of the back support frame drives the first link 11 to rotate downward until the third link 13 is in a vertical state, so that the The electric box 1 is in a vertical state, and the fan blade assembly 2 on the electric box 1 rotates when the subway passes, and converts wind energy into electric energy through the first transmission assembly 3 and the generator in the generator box 5 and stores it in the electric box. inside the battery.

As shown in FIG. 7 , when the self-generating track maintenance device needs to clean and maintain the track, the drive motor 15 of the back support frame drives the rotating shaft 16 to rotate, and drives the first connecting rod 11 to rotate, so that the When the second connecting rod is in line with the first connecting rod 11, the rotation stops. At this time, the back support frame is formed by the first connecting rod 11, the second connecting rod 12 and the third connecting rod 13 to form a triangular stabilization mechanism, which is fixedly installed on the The electrical box 1 on the baffle plate 14 is turned downward by 90° from a vertical state to a horizontal state, and is located just above the track. The second transmission shaft 61 is then driven to rotate by the drive motor 15 in the motor box 1, and the rotation of the second transmission shaft 61 drives the cylindrical roller brush 8 to be lowered, and moves from one side of the track to the other. After cleaning is completed, the second drive shaft 61 is driven by the motor in the motor box 5 to rotate, thereby driving the cylindrical roller brush 8 to rotate upward and fold up, and then pass through the back support frame after being folded. The function of the electric box 1 turns the electric box 1 from the horizontal state to the vertical state, and prepares to carry out the second power generation, energy storage and cleaning action when the subway passes by, and so on and so forth.

Preferably, the back support frame can be installed on the billboard installation frames located on both sides of the subway, in this way, without changing the original track structure, the tunnel wind power generation can be used to achieve the effect of regularly and automatically cleaning the track garbage.

The working process of the self-generating subway track maintenance device provided by the present invention is as follows:

When the whole device is in the power generation and energy storage device, under the action of the back support frame, the electrical box 1 is kept in a vertical state, the subway passes through the track to generate airflow, and the combined fan blade 2 uses the generated air flow when the subway passes through. The air flow rotates, thereby converting wind energy into mechanical energy. The combined fan blade 2 and the generator box 4 are connected through the first transmission assembly 3, and the generator in the generator box 3 converts the mechanical energy into electrical energy, and the electrical energy is used for all power supply to the entire maintenance device.

When the whole device is in the cleaning state, the back support frame drives the maintenance device to turn over to a horizontal state, and is just above the track, powered by the electric energy generated by the generator, and the motor in the motor box 5 drives the first The second transmission assembly 6 drives, and drives the cylindrical roller brush 8 to clean the track under the transmission action of the second transmission assembly 6 .

The self-generating track maintenance device provided by the present invention uses tunnel wind power generation to achieve the effect of regularly and automatically cleaning track garbage without changing the structure of the original track system, which not only saves costs, improves cleaning efficiency, but also reduces risk.

The specific embodiments of the present invention described above do not limit the protection scope of the present invention. Any other corresponding changes and modifications made according to the technical concept of the present invention shall be included in the protection scope of the claims of the present invention.

Claims (10)

1. A self-generating subway track maintenance device, characterized in that it comprises an electric box and a combined fan blade, a first transmission assembly, a second transmission assembly, a generator case, an electric motor case and a cylindrical roller installed on the electric case. brush; The combined fan blade includes a fan blade shaft, a cylindrical roller fixedly mounted on the fan blade shaft, and a plurality of fan blades uniformly arranged along the circumferential direction of the cylindrical roller; The generator box is installed on one side of the electric box, and is connected with the fan blade shaft of the combined fan blade through the first transmission component; The electric motor box is installed below the generator box, and the motor in the electric motor box is powered by the generator in the generator box; The output shaft of the motor is drive-connected with the second transmission assembly, and the cylindrical roller brush is driven by the second transmission assembly to clean the track. 2 . The self-generating subway track maintenance device according to claim 1 , wherein the cylindrical roller is evenly provided with a plurality of chute along the circumferential direction, and each chute is provided with a spring, 2 . One end of the spring is fixedly connected with the groove bottom of the chute, and the other end is fixedly connected with the corresponding fan blade. The inner part of the chute protrudes; the cylindrical roller and the fan blade shaft are rotatably connected through a one-way rotating bearing. 3 . The self-generating subway track maintenance device according to claim 1 , wherein the generator box and the motor box share a casing. 4 . 4 . The self-generating subway track maintenance device according to claim 1 , further comprising a back support frame mounted on the back of the electric box and used for driving the electric box to turn over. 5 . 5 . The self-generating subway track maintenance device according to claim 3 , wherein the back support frame comprises a bracket installed on one side of the subway track, a first connecting rod, a second connecting rod, and a third connecting rod. 6 . rod and connecting baffle; one end of the first link is connected with the top of the bracket through a rotating shaft, the other end is hinged with the top of the second link, and the bottom of the second link is connected with the third link The connecting rod is hinged at the position close to the right end; the right end of the third connecting rod is hinged with the bottom of the bracket, the third connecting rod extends to the left, and the bottom surface is also fixedly installed with the connecting baffle; the The electric box is fixedly installed on the connecting baffle; the top of the bracket is located on one side of the first connecting rod, and a driving motor is also fixedly installed, and the output shaft of the driving motor is connected with the rotating shaft. 6 . The self-generating second track maintenance device according to claim 1 , wherein a battery is further installed in the generator box, and the battery is used to store the electric energy generated by the generator. 7 . 7 . The self-generating second track maintenance device according to claim 1 , wherein the first transmission assembly comprises a first gear fixedly installed on the fan blade shaft, and fixedly installed on the electric box. 8 . and a first transmission shaft parallel to the shaft of the fan blade, a second gear, a third gear and a fourth gear fixed on the first transmission shaft at intervals; the first gear meshes with the second gear, The third gear meshes with the fourth gear, and the fourth gear is in driving connection with the generator. 8 . The self-generating subway track maintenance device according to claim 1 , wherein the second transmission assembly comprises a second transmission shaft, and the second transmission shaft and the cylindrical roller brush are fixedly connected through a support frame. 9 . , and the cylindrical roller brush is driven to close or open by the rotation of the second transmission shaft. 9 . The self-generating subway track maintenance device according to claim 8 , wherein the support frame is formed by hingedly connecting a plurality of connecting blocks in sequence, and the bottom of each connecting block is set to be connected with the second transmission. 10 . The shaft is in a circular arc shape, the width of the top of each connecting block is greater than the width of the bottom, one end of the support frame is fixedly connected with the second transmission shaft, and the other end is connected with the cylindrical roller brush . 10 . The self-generating subway track maintenance device according to claim 1 , wherein a shielding plate is also fixedly installed above the fan blade assembly. 11 .

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