CN215097132U

CN215097132U - Highway single line switching formula power supply unit

Info

Publication number: CN215097132U
Application number: CN202120824916.4U
Authority: CN
Inventors: 陈岩; 陈绍鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-12-10
Anticipated expiration: 2031-04-21

Abstract

The utility model provides a highway single line exchange formula power supply unit, includes the insulating base pad of laying along the highway direction of travel and the electrically conductive slide rail for the vehicle power supply that traveles, support fossil fragments are installed to the top of insulating base pad, are equipped with the location mounting groove that the location supported fossil fragments were used on insulating base pad, the inside of supporting fossil fragments sets up to the electrical apparatus guard room, installs power supply unit in the electrical apparatus guard room, and power supply unit includes the electrical apparatus storehouse and installs the positive negative electrode in the electrical apparatus storehouse left and right sides, electrically conductive slide rail is installed on the support fossil fragments directly over the electrical apparatus storehouse, is equipped with between electrical apparatus storehouse and electrically conductive slide rail and installs the leakage detection device outside supporting fossil fragments. The utility model discloses simple structure, the commonality is strong, can improve electric automobile's continuation of the journey mileage and ease for the electric automobile power supply or the charging of traveling on the road power supply system highway section, and can not disturb other vehicles, and is reliable durable, and when no vehicle passed through, electrically conductive slide rail and ground are with the electric potential, uncharged, very safety.

Description

Highway single line switching formula power supply unit

Technical Field

The utility model relates to a power supply unit, more specifically say, relate to a highway single line switching formula power supply unit.

Background

With the excessive consumption of petroleum resources and the increase of environmental pollution caused by the excessive consumption, the environmental protection and low carbon trip and the reduction of the consumption of petrochemical oil products are social requirements. Therefore, new energy automobiles are developed in the world, pure electric automobiles have the most development potential in the new energy automobiles, and plug-in pure electric automobiles which can be repeatedly charged and have zero emission are considered as the final targets of future development.

Along with the continuous development of new energy electric vehicles, the demand on the storage battery capacity is higher and higher, the capacity of the storage battery reaches 50-90C, the driving range of the official nominal single full charge is higher and higher, but the defects of the new energy electric vehicles cannot be covered: 1. the single charging time is long, and long-time waiting for charging is difficult to realize on the way; 2. after the air conditioner is accelerated or started frequently, the mileage drops greatly; 3. the battery is aged quickly, and the capacity of the battery drops greatly in about three years, so that the driving mileage is influenced; 4. the capacity of the battery reaches the limit and still can not be used on a heavy-duty vehicle

For this reason, many countries are actively researching and developing electric vehicles and power supply systems for supplying power thereto. People put forward and increase the electric pile that fills on the highway, but the investment is huge, and the maintenance procedure is complicated, and the cost is too high, and some fill electric pile and be outdoor in addition, do not suitable the use in the time of the rain. Therefore, a low-cost and high-efficiency power supply technology for the electric automobile is urgently needed in the market.

Disclosure of Invention

The utility model aims to solve the technical problem that to prior art not enough, provide a simple structure, stable firm, the commonality is strong, safe and reliable, can not receive the highway single line switched power supply unit of battery capacity restriction, concrete scheme is as follows:

the utility model relates to a highway single line switched mode power supply unit, its characteristics are: including the insulating base pad of laying along highway direction of travel and the electrically conductive slide rail for the vehicle power supply that traveles, support fossil fragments are installed to the top of insulating base pad, and the cross section that supports fossil fragments is big end down's trapezium structure, is equipped with the location mounting groove that the location supported fossil fragments were used on insulating base pad, the inside of supporting fossil fragments sets up to the electrical apparatus guard room, installs power supply unit in the electrical apparatus guard room, and power supply unit includes the electrical apparatus storehouse and installs the positive negative electrode in the electrical apparatus storehouse left and right sides, electrically conductive slide rail is installed on the support fossil fragments directly over the electrical apparatus storehouse, is equipped with between electrical apparatus storehouse and electrically conductive slide rail and installs the leakage detection device outside supporting fossil fragments.

The utility model discloses the technical problem that will solve can also further realize through following technical scheme, support the airtight fossil fragments that the side constitutes by base, top surface and left and right sides.

The utility model discloses the technical problem that will solve can also further realize through following technical scheme, pedestal mounting is in the location mounting groove.

The utility model discloses the technical problem that solve can also further realize through following technical scheme, install relay, step-down voltage stabilizing circuit, supply circuit, bistable switch circuit, monostable trigger circuit, on-off control circuit, optical coupling switch in the electrical apparatus storehouse.

The utility model discloses the technical problem that will solve can also further realize through following technical scheme, electric leakage detection device all installs under horizontal road surface with the support fossil fragments, and electrically conductive slide rail is installed on horizontal road surface.

The utility model discloses the technical problem that will solve can also further realize through following technical scheme, install on electrically conductive slide rail and read the inductor of vehicle information with the vehicle sensor cooperation.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses simple structure, it is stable firm, the commonality is strong, safe and reliable, only install the standard in the bottom of vehicle additional and receive the power interface, this power supply line that all kinds of vehicles can share to the outward appearance of vehicle, pass through no influence such as nature, can improve electric automobile's continuation of the journey mileage and ease for traveling the electric automobile power supply or charge on the road power supply system highway section, and can not disturb other vehicles, reliably durable, very safety.

2. The energy-saving and emission-reducing electric vehicle can meet the requirements of the current country on the environmental protection of motor vehicles, provides clean, high-power and uninterrupted electric power for various vehicles (overweight trucks and special vehicles can be designed with special lines), and completely solves the problems of the endurance mileage and charging of the electric vehicle. The air pollution of fuel automobiles in cities is reduced, and the vehicle buying and using cost of citizens can be reduced, so that the life is more convenient than before, and the breathing air is better.

3. The insulating base pad plays a role in insulation and can reduce the friction between the keel and the road; the supporting keel arranged on the insulating base pad plays a role in protecting the internal power supply anode, cathode and electrical appliance bin; the electric leakage detection device can conveniently detect whether the support keel and the conductive sliding rail have electric leakage.

4. The method meets the humanistic requirements, solves the problem of the last kilometer in addition to high-speed rails, subways and light rails, is convenient and free for family free travel, is not restricted by time and place of public vehicles and is not restricted by the capacity of the storage battery.

5. The power taking mode is various, high speed, national road and urban and rural road can be laid, and national power grids, solar power stations, wind power stations, small hydropower stations and the like in the enterprise and rural areas can be flexibly networked for power supply according to standards, so that the development of green industries such as solar energy, wind energy and the like is further promoted.

6. The battery consumption is reduced, only about 50C of electricity quantity of a dead zone is needed to be kept, the price of the electric vehicle can be obviously reduced, the electric vehicle is beneficial to purchasing by the masses, and the pollution of waste batteries to the environment is further reduced.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings required in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, the present embodiment provides a single-wire switching power supply device for roads, which comprises an insulating base mat 4 laid along the driving direction of a road and a conductive slide rail 1 for supplying power to a driving vehicle, a supporting keel 6 is arranged above the insulating base pad 4, the cross section of the supporting keel 6 is of a trapezoidal structure with a small upper part and a big lower part, a positioning installation groove for positioning the support keel is arranged on the insulating base pad, an electric appliance protection chamber is arranged inside the support keel, a power supply unit is arranged in the electric appliance protection chamber, the power supply unit comprises an electric appliance bin 5 and positive and negative electrodes 3 and 7 which are arranged at the left and right sides of the electric appliance bin, the positive and negative electrodes are controllable electrodes, the positive and negative electrode levels can be switched at will, the conductive slide rail 1 is arranged on a supporting keel 6 right above the electrical appliance bin, and an electric leakage detection device 2 arranged outside the supporting keel is arranged between the electrical appliance bin and the conductive sliding rail. The insulating base pad is made of an insulating material; the support keel forms a trapezoidal hollow space with a supporting function, the space contains a power supply anode, a power supply cathode and an electrical appliance bin, the support keel has a supporting function on a road and simultaneously protects electrical appliances in the inner space; the electric leakage detection device is used for detecting whether the keel is electrified or not so as to ensure safety; and a conductive sliding rail is arranged above the electric leakage detection device and supplies power to the vehicles running on the road above the electric leakage detection device through the conductive sliding rail.

The support keel is a closed keel consisting of a base 8, a top surface, a left side surface and a right side surface. The base 8 is installed in the positioning installation groove. The electric appliance cabin is internally provided with a relay, a voltage reduction and voltage stabilization circuit, a power supply circuit, a bistable switch circuit, a monostable trigger circuit, a switch control circuit and an optical coupling switch. The electric leakage detection device and the supporting keel are both installed below the horizontal road surface, and the conductive sliding rail is installed on the horizontal road surface. The utility model discloses monomer length 1 meter is placed on the road surface, and electrically conductive slide rail is exposed on the top. And the conductive slide rail is provided with a sensor which is matched with the vehicle sensor to read the vehicle information.

The insulating base pad plays an insulating role, the friction between the keel and a road is reduced, the supporting keel plays a role in protecting an internal power supply anode and cathode and the electrical appliance bin, and the anode and the cathode are arranged on two sides of the electrical appliance bin and connected through an internal control circuit of the electrical appliance bin; the electric leakage detection device is arranged above the keel and is used for detecting whether the keel and the conductive slide rail are in electric leakage or not; the conductive sliding rail is firstly connected with the electric leakage detection device and is connected with a power supply circuit in the electrical appliance bin through the electric leakage detection device.

The utility model discloses a power supply process does: the highway single-line exchange type power supply system is formed by sequentially connecting a plurality of highway single-line exchange type power supply units along a highway direction, a pantograph is required to be installed at the bottom of an electric automobile which is used in a matched mode, and each automobile is required to be provided with 2 pantographs which are divided into a front pantograph and a rear pantograph. Under the state that no vehicle drives in, all power supply units in the single-line switching type power supply system on the road are in a negative state (-); (1) when the vehicle enters the road with the power supplied by the highway single-wire exchange type power supply system, the vehicle sensor is in signal butt joint with the authentication system in the ground power supply unit, the vehicle information authentication is completed through the communication module, the power supply unit is allowed to supply power, the charging is started, and the pantograph is released. (2) The front pantograph contacts the power supply unit, a relay in an electrical appliance bin of the power supply unit acts (the actuation time of the relay is controllable), the relay supplies power to the negative electrode of the vehicle in the time that the relay converts the conductive slide rail from the negative electrode (-) to the positive electrode (+), and the front pantograph moves away from the power supply unit. (3) After the front pantograph of the vehicle is driven away from the power supply unit, the power supply unit keeps the positive pole state (+) for a certain time without changing under the influence of the delay circuit, and the rear pantograph of the vehicle is contacted with the power supply unit in the time to receive positive power supply. (4) When the pantograph contact power supply unit at the back of the vehicle carries out positive pole (+) power supply, the pantograph contact power supply unit at the front of the vehicle carries out negative pole (-) power supply to form a closed loop, and the vehicle power supply is completed. In order to increase the vehicle speed and limit the installation distance of the front and rear pantograph of the vehicle, power is generally supplied by one power supply unit. (5) In the running process of the vehicle, the actions (1) to (4) are repeated continuously to continuously provide electric energy for the electric vehicle, the running electric vehicle not only does not consume the electric quantity of a storage battery of the electric vehicle, but also can charge the battery in the vehicle, and the continuous running in a non-electric area is ensured.

The invention is continuously paved on the road surface, thereby forming the running road of the vehicle and realizing the functions of continuous charging and the like when the vehicle runs. When a vehicle comes, a sensor at the front end of the vehicle sends a signal, a first power supply device, namely a power supply sliding block of a first road single-wire exchange type power supply device when the front pantograph of the vehicle is contacted with the ground, is arranged, and the sensor receives the signal, converts the signal into an electric signal and simultaneously triggers a monostable switching circuit and a bistable switching circuit; the monostable switching circuit is triggered to enable the relay of the monostable switching circuit to start to be attracted, after a certain time, the power supply polarity of the first power supply device is changed from negative to positive, the first power supply device is kept for a certain time, and before the polarity is changed, the first power supply device always supplies power to the negative of the vehicle; the bistable switch circuit is triggered to make the relay in the period disconnected (normally closed state), the delay circuit plays a role, the relay in the monostable switch circuit keeps the closed state, and the anode power supply is continuously provided. When the vehicle runs to a second power supply device, namely a second road single-wire exchange type power supply device at the beginning of the vehicle, the front pantograph of the vehicle contacts the second power supply device, at the moment, the second power supply device provides negative power supply, the relay of the monostable switch circuit in the second power supply device starts to act, and meanwhile, the first power supply device is converted into positive power supply and contacts with the rear pantograph of the vehicle, so that a power supply loop is formed to supply power to the vehicle. When the vehicle leaves the first power supply device, the sensor at the back of the vehicle sends a signal to the first power supply device, and the sensor in the first power supply device receives the signal and triggers the monostable switching circuit and the bistable switching circuit simultaneously. The delay time of the monostable switching circuit is not reached, the sensor signal does not act, and the circuit keeps the anode unchanged. The bistable switch circuit is triggered to close the relay of the bistable switch circuit of the first power supply device, the delay circuit is finished to disconnect the relay of the monostable switch circuit, and the polarity of the first power supply device is reversed to be a negative pole.

When the signal of the sensor behind the vehicle is not received, the delay circuit expires, the monostable switch circuit relay of the first power supply device is triggered to be switched off, the positive pole of the power supply of the first power supply device is switched into the negative pole, and the bistable switch circuit relay of the first power supply device is triggered to be switched on, so that the first power supply device is ready for receiving the next signal, the module can be automatically reset when no trigger signal exists, the module is kept in an uncharged state, and the safety is ensured.

The above, only be the concrete implementation of the utility model, but the protection scope of the utility model is not limited thereto, and any technical personnel who is familiar with this technical field are in the utility model discloses a within range, according to the technical scheme of the utility model patent and design equivalence substitution or change all belong to the protection scope of the utility model patent.

Claims

1. A highway single line switching formula power supply unit which characterized in that: including the insulating base pad of laying along highway direction of travel and the electrically conductive slide rail for the vehicle power supply that traveles, support fossil fragments are installed to the top of insulating base pad, and the cross section that supports fossil fragments is big end down's trapezium structure, is equipped with the location mounting groove that the location supported fossil fragments were used on insulating base pad, the inside of supporting fossil fragments sets up to the electrical apparatus guard room, installs power supply unit in the electrical apparatus guard room, and power supply unit includes the electrical apparatus storehouse and installs the positive negative electrode in the electrical apparatus storehouse left and right sides, electrically conductive slide rail is installed on the support fossil fragments directly over the electrical apparatus storehouse, is equipped with between electrical apparatus storehouse and electrically conductive slide rail and installs the leakage detection device outside supporting fossil fragments.

2. The single line switching power supply unit for roads of claim 1, wherein: the supporting keel is a closed keel consisting of a base, a top surface, a left side surface and a right side surface.

3. The single line switching power supply unit for roads of claim 2, wherein: the base is installed in the positioning installation groove.

4. The single line switching power supply unit for roads of claim 1, wherein: the electric appliance cabin is internally provided with a relay, a voltage reduction and voltage stabilization circuit, a power supply circuit, a bistable switch circuit, a monostable trigger circuit, a switch control circuit and an optical coupling switch.

5. The single line switching power supply unit for roads of claim 1, wherein: the electric leakage detection device and the supporting keel are both installed below the horizontal road surface, and the conductive sliding rail is installed on the horizontal road surface.

6. The single line switching power supply unit for roads of claim 1, wherein: and the conductive slide rail is provided with a sensor which is matched with the vehicle sensor to read the vehicle information.