CN110525222B - Charging device and charging system of rail vehicle and rail vehicle - Google Patents
Charging device and charging system of rail vehicle and rail vehicle Download PDFInfo
- Publication number
- CN110525222B CN110525222B CN201810516887.8A CN201810516887A CN110525222B CN 110525222 B CN110525222 B CN 110525222B CN 201810516887 A CN201810516887 A CN 201810516887A CN 110525222 B CN110525222 B CN 110525222B
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- Prior art keywords
- power supply
- power receiving
- charging
- assembly
- rail vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/18—Current collectors for power supply lines of electrically-propelled vehicles using bow-type collectors in contact with trolley wire
- B60L5/20—Details of contact bow
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a charging device and a charging system of a railway vehicle and the railway vehicle, wherein the charging system comprises a control device and a charging device, and the charging device comprises: the power supply assembly is fixed on the track and is electrically connected to an external power supply; the power receiving assembly is electrically connected to the energy storage device of the rail vehicle, when the rail vehicle arrives at a station, the control device controls the power receiving assembly to extend out and be connected with the power supply assembly to charge the energy storage device of the rail vehicle, and when the rail vehicle leaves the station, the control device controls the power receiving assembly to retract and be disconnected with the power supply assembly, and the energy storage device of the rail vehicle stops charging. The charging system and the charging device can omit the process of manually processing the connection of the charging device for the rail transit vehicle and the power supply equipment, and can prevent people from getting electric shock, thereby improving the charging safety of the rail transit vehicle.
Description
Technical Field
The invention relates to the technical field of rail transit, in particular to a charging device, a charging system and a charging method of a rail vehicle.
Background
In the related art, a rail transit vehicle generally sets a contact rail or a pantograph along a line of a line, and a collector shoe on the vehicle is contacted with the contact rail or the pantograph to supply power to the vehicle. Because the contact rail or the pantograph is required to be arranged along the line of the circuit, the power supply mode has high cost; at the same time, once a fault occurs in one place of the contact rail or the pantograph, a full line power failure may result.
The power storage device for supplying electric energy to the rail transit vehicle is arranged on the rail transit vehicle, and after the vehicle enters a station and stops, the vehicle-mounted power storage device needs to be charged; after the charging is completed, the vehicle-mounted electric device and the charging pile are disconnected manually, the operation is inconvenient, and the charging device is plugged and pulled manually, so that the charging time is prolonged, and the danger of electric shock is caused.
Disclosure of Invention
The present invention aims to solve, at least to some extent, one of the problems of the prior art described above, and it is therefore a first object of the present invention to provide a new charging device for rail vehicles. The charging device can omit the process of manually processing the connection of the charging device for the rail transit vehicle and the power supply equipment, and can prevent people from getting an electric shock, thereby improving the charging safety of the rail transit vehicle.
According to an embodiment of the present invention, a charging device for a railway vehicle includes: a power supply assembly fixed on the track and electrically connected to an external power source; the power receiving assembly is electrically connected to an energy storage device of the railway vehicle, when the railway vehicle arrives at a station, the power receiving assembly stretches out and is connected with the power supply assembly to charge the energy storage device of the railway vehicle, when the railway vehicle leaves the station, the power receiving assembly withdraws and is disconnected with the power supply assembly, and the energy storage device of the railway vehicle stops charging.
According to one embodiment of the present invention, the power supply assembly includes a first power supply member and a second power supply member, which are connected to a positive electrode and a negative electrode of an external power source, respectively; the power receiving assembly is provided with an anode and a cathode which are connected to the energy storage device, when the energy storage device of the railway vehicle is charged, the anode of the power receiving assembly is connected with the first power supply piece, and the cathode of the power receiving assembly is connected with the second power supply piece.
According to one embodiment of the present invention, the power receiving assembly includes a first power receiving element and a second power receiving element, the first power receiving element and the second power receiving element are respectively connected to the positive electrode and the negative electrode of the energy storage device, and when the energy storage device of the railway vehicle is charged, the first power receiving element and the first power supplying element are matched, and the second power receiving element and the second power supplying element are matched.
According to one embodiment of the present invention, the first power supply member and the second power supply member have the same structure, and each of the first power supply member and the second power supply member includes a mounting base and a power supply board, wherein the mounting base is fixed on the track, and the power supply board is fixed on the mounting base and electrically connected with an external power supply.
According to one embodiment of the present invention, the first power receiving element and the second power receiving element have the same structure, and each of them includes a fixing bracket, one end of which is connected to the rail vehicle, and a charging plate, which is telescopically connected to the other end of the fixing bracket.
According to one embodiment of the invention, the other end of the fixed support is provided with a mounting hole, the charging plate is provided with a telescopic shaft, the telescopic shaft is slidably matched in the mounting hole, one side of the mounting hole is provided with a driving device, and the driving device drives the telescopic shaft to slide in the mounting hole so as to drive the charging plate to transversely stretch.
According to one embodiment of the present invention, the driving device is a motor.
According to one embodiment of the invention, the rail is a U-shaped rail, and the first power supply piece and the second power supply piece are fixed on the bottom wall of the U-shaped rail at intervals.
According to one embodiment of the invention, the track comprises a first track and a second track, an escape passage is arranged between the first track and the second track, and the first power supply piece and the second power supply piece are fixed on the bottom of the escape passage at intervals.
According to one embodiment of the present invention, the rail vehicle further includes a guide frame, and the power receiving component is connected to the guide frame.
A second object of the present invention is to provide a charging system for a rail vehicle, including a control device and a charging device according to any one of the foregoing embodiments, where the control device is configured to control, when the rail vehicle arrives at a station, the power receiving component to extend and be connected to the power supply component, to charge an energy storage device of the rail vehicle, and to control, when the rail vehicle arrives at a station, the power receiving component to retract and be disconnected from the power supply component, and the energy storage device of the rail vehicle stops charging.
According to one embodiment provided by the invention, when the railway vehicle arrives at a station, the railway vehicle sends a station arrival signal to the control device, and the control device controls the power receiving assembly to extend according to the station arrival signal; or when the railway vehicle leaves the station, the railway vehicle sends a leaving signal to the control device, and the control device controls the power receiving assembly to retract according to the leaving signal.
A third object of the present invention is to provide a method of charging a railway vehicle, which can enable automatic charging after the railway vehicle enters a platform.
The method for charging the railway vehicle provided by the embodiment of the invention comprises the following steps: when the rail vehicle arrives at a station, the power receiving assembly is controlled to extend out and is connected with the power supply assembly to charge the energy storage device of the rail vehicle, wherein the power receiving assembly is electrically connected to the energy storage device of the rail vehicle, and the power supply assembly is fixed on a rail and is electrically connected to an external power supply; when the rail vehicle leaves the station, the power receiving assembly is controlled to be retracted and disconnected from the power supply assembly, and the energy storage device of the rail vehicle stops charging.
According to one embodiment of the present invention, there is provided the steps of: when the railway vehicle arrives at a station, the railway vehicle sends a station arrival signal to the control device, and the control device controls the power receiving assembly to extend out and be connected with the power supply assembly according to the station arrival signal; or when the railway vehicle leaves the station, the railway vehicle sends a leaving signal to the control device, and the control device controls the power receiving assembly to retract according to the leaving signal.
The beneficial effects of the invention are as follows: according to an embodiment of the present invention, a charging device for a railway vehicle includes: a power supply assembly fixed on the track and electrically connected to an external power source to provide electrical energy; the power receiving assembly is electrically connected to an energy storage device of the railway vehicle, when the railway vehicle arrives at a station, the power receiving assembly stretches out and is connected with the power supply assembly to charge the energy storage device of the railway vehicle, when the railway vehicle leaves the station, the power receiving assembly withdraws and is disconnected with the power supply assembly, and the energy storage device of the railway vehicle stops charging. The charging device with the telescopic regulation function enables the power receiving component to extend out to be in contact with the power supply component to start charging after the vehicle enters a station to stop, and the power receiving component contracts to stop charging when the vehicle starts running.
The charging system for the railway vehicle provided by the embodiment of the invention comprises the control device and the charging device in any embodiment, wherein the control device is used for controlling the power receiving assembly to extend out and be connected with the power supply assembly to charge the energy storage device of the railway vehicle when the railway vehicle arrives at a station, and is used for controlling the power receiving assembly to retract and be disconnected with the power supply assembly when the railway vehicle arrives at a station, and the energy storage device of the railway vehicle stops charging. The charging system can realize automatic expansion and contraction of the power receiving assembly, so that the process of manually processing connection of the charging device for the rail transit vehicle and the power supply equipment is omitted, electric shock of people can be prevented, and the charging safety of the rail transit vehicle can be improved.
Drawings
Fig. 1 is a block diagram of a charging state of a charging device according to an embodiment of the present invention.
Fig. 2 is a block diagram of an uncharged state of the charging device according to an embodiment of the present invention.
Fig. 3 is a partial block diagram of a charging device according to an embodiment of the present invention.
Fig. 4 is an exploded view of a second power receiving element according to an embodiment of the present invention.
Fig. 5 is an exploded view of a second power supply provided by an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a rail vehicle according to an embodiment of the present invention when the rail vehicle is not charged.
Fig. 7 is a schematic structural diagram of a railway vehicle when charging according to an embodiment of the present invention.
Fig. 8 is a schematic structural view of a railway vehicle according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the invention more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, features defining "first", "second" may explicitly or implicitly include one or more such features; "plurality" means two or more. In the description of the present invention, it should be noted that, unless explicitly stated and limited otherwise, the terms "arrangement", "connection" and "connection" should be construed broadly, and the specific arrangement and connection manner thereof may be set according to the specific situation, without being limited thereto, and the specific meaning thereof in the present invention may be understood by those skilled in the art according to the specific situation.
The charging device, the charging system, the charging method and the rail vehicle provided by the embodiment of the invention are specifically described below with reference to fig. 1 to 8.
As shown in fig. 1 to 8, a charging device 100 for a railway vehicle according to an embodiment of the present invention is provided, the charging device 100 including: a power supply assembly 1, the power supply assembly 1 being fixed on a track for the running of the rail vehicle and being electrically connected to an external power source; the power receiving assembly 2 is electrically connected to an energy storage device of the railway vehicle, when the railway vehicle arrives at a station, the power receiving assembly 2 stretches out and is connected with the power supply assembly 1 to charge the energy storage device of the railway vehicle, and when the railway vehicle leaves the station, the power receiving assembly 2 withdraws and is disconnected with the power supply assembly 1, and the energy storage device of the railway vehicle stops charging. The telescopic power receiving assembly 2 can avoid abnormal sound and friction generated by relative movement between the power receiving assembly 2 and the power supply assembly 1 when a vehicle enters a platform, the power receiving assembly 2 is damaged, and after the vehicle stops, the power receiving assembly 2 stretches out and the power supply assembly contacts the vehicle to start charging, so that the vehicle charging system is safe and reliable. It should be understood that, as will be clear to those skilled in the art, the power receiving component 2 and the power supplying component 1 should have positive and negative poles, and the positive and negative poles are insulated, so that when the power receiving component 2 is protruded to contact the power supplying component 1, the positive pole of the power receiving component 2 contacts the positive pole of the power supplying component 1, and the negative pole of the power receiving component 2 contacts the negative pole of the power supplying component 1, thereby charging the energy storage device of the vehicle. The specific structural forms of the power receiving unit 2 and the power supplying unit 1 may be arbitrary, and are included in the scope of the present invention as long as the functions of the present invention can be achieved, and are not limited to the specific embodiments of the present invention.
As shown in fig. 1 to 8, according to one embodiment of the present invention, the power supply assembly 1 includes a first power supply member 1a and a second power supply member 1b, and the first power supply member 1a and the second power supply member 1b may be laterally spaced apart and connected to a positive electrode and a negative electrode of an external power source, respectively; the power receiving assembly 2 is provided with an anode and a cathode which are connected to the energy storage device, when the energy storage device of the railway vehicle is charged, the anode of the power receiving assembly 2 is connected with the first power supply piece 1a, and the cathode of the power receiving assembly 2 is connected with the second power supply piece 1 b. The two power supply pieces are arranged to be used as the anode and the cathode, so that the short circuit of the whole charging loop caused by electric contact between the anode and the cathode can be avoided, danger occurs, and the two power supply pieces are convenient to arrange on a track.
As shown in fig. 1 to 8, according to one embodiment of the present invention, the power receiving assembly 2 includes a first power receiving element 2a and a second power receiving element 2b, where the first power receiving element 2a and the second power receiving element 2b may be disposed at a lateral interval and connected to a positive electrode and a negative electrode of the energy storage device, respectively, and when the energy storage device of the rail vehicle is charged, the first power receiving element 2a and the first power supplying element 1a are matched, and the second power receiving element 2b and the second power supplying element 1b are matched. The arrangement of the two power receiving pieces as the anode and the cathode can avoid the short circuit of the whole charging loop caused by electric contact between the anode and the cathode, the danger occurs, and the two power supplying pieces are convenient to be arranged on a vehicle and matched with the two power supplying pieces. Here, the lateral direction means a direction in which the Y axis in fig. 1 to 8 is located.
As shown in fig. 1 to 8, according to one embodiment of the present invention, the first power supply member 1a and the second power supply member 1b have the same structure, and each includes a mounting base and a power supply board, wherein the mounting base is fixed on the track, and the power supply board is fixed on the mounting base and electrically connected to an external power supply. The first power supply piece 1a and the second power supply piece 1b are arranged to be of the same structure, installation and adaptation can be facilitated, the installation seat can facilitate the fixation of the power supply piece on the track beam, and the power supply board can be externally connected with a power supply to provide electric energy. In the reference numerals, the mount of the first power feeding member 1a is 11a, the power feeding plate of the first power feeding member 1a is 12a, the mount of the second power feeding member 1b is 11b, and the power feeding plate of the second power feeding member 1b is 12b.
As shown in fig. 1 to 8, according to one embodiment of the present invention, the first power receiving element 2a and the second power receiving element 2b each include a fixed bracket, one end of which is connected to the railway vehicle, and a charging plate, which is telescopically connected to the other end of the fixed bracket. The first power receiving piece 2a and the second power receiving piece 2b are arranged in the same structure, so that the installation and the adaptation can be facilitated, the fixing support can facilitate the connection of the power receiving pieces and the vehicle, and the arrangement of cables and the like is facilitated; the charging plate is used for being matched with the power supply plate to receive electric energy of the power supply plate to charge the vehicle energy storage device. In the reference numerals, the fixed bracket of the first power receiving element 2a is 21a, the charging plate of the first power receiving element 2a is 22a, the fixed bracket of the second power receiving element 2b is 21b, and the charging plate of the first power receiving element 2b is 22b.
As shown in fig. 1-8, according to an embodiment of the present invention, the other end of the fixing support is provided with a mounting hole, the charging plate is provided with a telescopic shaft, the telescopic shaft is slidably matched in the mounting hole, one side of the mounting hole is provided with a driving device, and the driving device drives the telescopic shaft to slide in the mounting hole so as to drive the charging plate to transversely stretch. Through setting up mounting hole and telescopic shaft can be so that the charging panel carries out telescopic movement through telescopic shaft and drive arrangement's drive effect, simple structure, the installation of being convenient for. In the reference numerals, the mounting hole of the first power receiving element 2a is not marked, the mounting hole of the second power receiving element 2b is 211b, the telescopic shaft of the charging plate 22a on the first power receiving element 2a is 23a, the telescopic shaft of the charging plate 22b on the second power receiving element 2b is 23b, the driving device on the first power receiving element 2a is 24a, and the driving device on the second power receiving element 2b is 24b.
As shown in fig. 1-8, according to one embodiment of the present invention, the driving device is a motor, preferably a stepper motor or a linear motor. The motor structure is small and exquisite, is convenient for installation and control. In the present invention, the driving means may be other driving means, such as hydraulic mechanism driving, and the like, and is not limited to the driving mechanism mentioned in the present invention.
As shown in fig. 1 to 8, according to one embodiment of the present invention, the rail is a U-shaped rail, and the first power supply member 1a and the second power supply member 1b are fixed to a bottom wall of the U-shaped rail at intervals. When the vehicle runs on the U-shaped track beam, the first power supply piece 1a and the second power supply piece 1b are fixed on the bottom wall of the U-shaped track at intervals, so that the shape of the track can be effectively utilized, the installation space of the power supply piece is saved, and interference between the vehicle running and the power supply piece is avoided.
As shown in fig. 1 to 8, according to one embodiment of the present invention, the track includes a first rail and a second rail, an escape path is provided between the first rail and the second rail, and the first power supply member 1a and the second power supply member 1b are fixed to the bottom of the escape path at intervals. When the vehicle runs on two independent track beams, the first power supply piece 1a and the second power supply piece 1b are fixed on the escape passage between the two track beams at intervals, so that the space of the escape passage can be effectively utilized, the installation space of the power supply piece is saved, and interference between the vehicle running and the power supply piece is avoided.
According to an embodiment of the present invention, as shown in fig. 6-8, the rail vehicle further includes a guide frame 4, and the power receiving component 2 is connected to the guide frame 4.
As shown in fig. 1, the charging device is configured to charge the energy storage device of the vehicle, and at this time, the power supply plate 12a of the first power supply element 1a is in contact with the charging plate 22a of the first power receiving element 2a, and the power supply plate 12b of the second power supply element 1b is in contact with the charging plate 22b of the second power receiving element 2b. As shown in fig. 2, the charging device is configured to be used when the energy storage device of the vehicle is not charged, and at this time, the power supply plate 12a of the first power feeding member 1a and the charging plate 22a of the first power receiving member 2a are disconnected, and the power supply plate 12b of the second power feeding member 1b and the charging plate 22b of the second power receiving member 2b are disconnected. The charging device is provided with a first power supply piece 1a and a second power supply piece 1b which are identical in structure, wherein the first power supply piece 1a and the second power supply piece 1b are transversely arranged on a track where a vehicle runs at intervals, and when only a single track beam is arranged, the first power supply piece 1a and the second power supply piece 1b can be fixed on two sides of the single track beam; when there are two track beams, the first power supply member 1a and the second power supply member 1b may be fixed at positions between the two track beams at a lateral interval, and in order to ensure accuracy of charging, the first power supply member 1a and the second power supply member 1b are generally equidistant from adjacent respective track beams. Corresponding to the arrangement of the first power supply element 1a and the second power supply element 1b, the charging device is provided with a first power receiving element 2a and a second power receiving element 2b which have the same structure, wherein the first power receiving element 2a and the second power receiving element 2b can be transversely arranged on a guide frame 4 at the bottom of a vehicle body at intervals, and the arrangement of the first power supply element 1a and the second power supply element 1b is matched with the transverse distance.
A second object of the present invention is to provide a charging system for a rail vehicle, which includes a control device and the charging device 100 according to any of the foregoing embodiments, where the control device is configured to control the power receiving assembly 2 to extend and connect with the power supply assembly 1 when the rail vehicle 1000 arrives at a station, to charge an energy storage device of the rail vehicle 1000, and is configured to control the power receiving assembly 2 to retract and disconnect from the power supply assembly 1 when the rail vehicle 1000 arrives at the station, and to stop charging the energy storage device of the rail vehicle 1000. The charging system is provided with the charging device 100, so that the control is simple, and the charging effect is good.
According to one embodiment provided by the invention, when the railway vehicle 1000 arrives at a station, the railway vehicle 1000 sends a station arrival signal to the control device, and the control device controls the power receiving component 2 to extend according to the station arrival signal; or when the railway vehicle 1000 leaves the station, the railway vehicle 1000 sends a leaving signal to the control device, and the control device controls the power receiving assembly 2 to retract according to the leaving signal.
A third object of the present invention is to provide a method for charging a railway vehicle, which can automatically charge a railway vehicle 1000 after entering a platform, and has low noise when the vehicle enters the platform.
The method for charging the railway vehicle provided by the embodiment of the invention comprises the following steps: when the railway vehicle 1000 arrives at a station, the power receiving assembly 2 is controlled to extend out and is connected with the power supply assembly 1 to charge the energy storage device of the railway vehicle 1000, wherein the power receiving assembly 2 is electrically connected to the energy storage device of the railway vehicle 1000, and the power supply assembly 1 is fixed on the railway 3 and is electrically connected to an external power supply; when the rail vehicle leaves the station, the power receiving assembly 2 is controlled to be retracted and disconnected from the power supply assembly 1, and the energy storage device of the rail vehicle 1000 stops charging.
According to one embodiment of the present invention, there is provided the steps of: when the railway vehicle 1000 arrives at a station, the railway vehicle 1000 sends a station arrival signal to the control device, and the control device controls the power receiving assembly 2 to extend out to be connected with the power supply assembly 1 according to the station arrival signal; or when the railway vehicle 1000 leaves the station, the railway vehicle 1000 sends a leaving signal to the control device, and the control device controls the power receiving assembly 2 to retract and disconnect from the power supply assembly 1 according to the leaving signal.
The beneficial effects of the invention are as follows: according to the charging device 100 for a railway vehicle provided by the embodiment of the invention, the charging device 100 comprises: a power supply assembly 1, the power supply assembly 1 being fixed on the track 3 and being electrically connected to an external power source to supply electric power; the power receiving assembly 2 is electrically connected to the energy storage device of the railway vehicle 1000, when the railway vehicle 1000 arrives at a station, the power receiving assembly 2 stretches out and is connected with the power supply assembly 1 to charge the energy storage device of the railway vehicle 1000, when the railway vehicle 1000 leaves the station, the power receiving assembly 2 withdraws and is disconnected with the power supply assembly 1, and the energy storage device of the railway vehicle 1000 stops charging. The charging device 100 with telescopic adjustment enables the power receiving assembly 2 to extend out to be in contact with the power supply assembly 1 to start charging when a vehicle enters a station, and the power receiving assembly 2 contracts to stop charging when the vehicle starts running, so that the charging device 100 can omit the process of manually processing the connection of the charging device for the rail transit vehicle and the power supply equipment, can prevent people from getting electric shock, and can improve the charging safety of the rail transit vehicle.
The charging system for a railway vehicle according to the embodiment of the present invention includes a control device and the charging device 100 according to any one of the above embodiments, where the control device is configured to control the power receiving assembly 2 to extend and connect with the power supply assembly 1 when the railway vehicle 1000 arrives at a station, charge an energy storage device of the railway vehicle 1000, and control the power receiving assembly 2 to retract and disconnect from the power supply assembly 1 when the railway vehicle 1000 arrives at a station, and stop charging the energy storage device of the railway vehicle 1000. The charging system can realize automatic extension and retraction of the power receiving component 2, so that the process of manually processing connection of the charging device for the rail transit vehicle and the power supply equipment is omitted, and electric shock of people can be prevented, thereby improving the charging safety of the rail transit vehicle.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "one end", "middle", "circumference", "top", "bottom", "left end", "right end", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "another," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "a plurality", "a number" or "a plurality" is at least two, such as two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, the descriptions of the terms "one embodiment," "one example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (13)
1. A charging device for a rail vehicle, the charging device comprising:
a power supply assembly fixed on the track and electrically connected to an external power source;
the power receiving assembly is electrically connected to the energy storage device of the rail vehicle, when the rail vehicle arrives at a station and after the rail vehicle stops, the power receiving assembly stretches out and is connected with the power supply assembly to charge the energy storage device of the rail vehicle, and when the rail vehicle leaves the station, the power receiving assembly is retracted and is disconnected from the power supply assembly, and the energy storage device of the rail vehicle stops being charged;
the power receiving assembly comprises a first power receiving piece and a second power receiving piece, and the first power receiving piece and the second power receiving piece are respectively connected to the positive electrode and the negative electrode of the energy storage device;
the first power receiving piece comprises a fixed bracket and a charging plate, one end of the fixed bracket is connected to the railway vehicle, and the charging plate is connected to the other end of the fixed bracket in a telescopic manner;
the charging device comprises a charging plate, and is characterized in that the other end of the fixing support is provided with a mounting hole, a telescopic shaft is arranged on the charging plate and is slidably matched with the mounting hole, one side of the mounting hole is provided with a driving device, and the driving device drives the telescopic shaft to slide in the mounting hole so as to drive the charging plate to transversely stretch out and draw back.
2. The charging device of claim 1, wherein the power supply assembly comprises a first power supply and a second power supply, the first power supply and the second power supply being connected to a positive pole and a negative pole, respectively, of an external power source; the power receiving assembly is provided with an anode and a cathode which are connected to the energy storage device, when the energy storage device of the railway vehicle is charged, the anode of the power receiving assembly is connected with the first power supply piece, and the cathode of the power receiving assembly is connected with the second power supply piece.
3. The charging device of claim 2, wherein the first power receiving member and the first power supplying member cooperate and the second power receiving member and the second power supplying member cooperate when the energy storage device of the rail vehicle is charged.
4. The charging device of claim 2, wherein the first power supply member and the second power supply member have the same structure, each comprising a mount and a power supply board, the mount being fixed to the rail, the power supply board being fixed to the mount and electrically connected to an external power source.
5. A charging device according to claim 3, wherein the first power receiving element and the second power receiving element have the same structure.
6. The charging device of claim 1, wherein the drive device is a motor.
7. The charging device of claim 2, wherein the rail is a U-shaped rail, and the first power supply member and the second power supply member are fixed to a bottom wall of the U-shaped rail at intervals.
8. The charging device of claim 2, wherein the track comprises a first track and a second track, an escape path is provided between the first track and the second track, and the first power supply and the second power supply are fixed on the bottom of the escape path at intervals.
9. The charging device of claim 1, wherein the rail vehicle further comprises a guide frame, the powered component being connected to the guide frame.
10. A charging system for a rail vehicle, comprising a control device and a charging device according to any one of claims 1 to 9,
the control device is used for controlling the power receiving assembly to extend out and be connected with the power supply assembly after the railway vehicle stops when the railway vehicle arrives at a station and charge the energy storage device of the railway vehicle, and is used for controlling the power receiving assembly to retract and be disconnected with the power supply assembly when the railway vehicle leaves the station and stopping charging the energy storage device of the railway vehicle.
11. The charging system of claim 10, wherein when the rail vehicle arrives at a station, the rail vehicle transmits a station-arriving signal to the control device, and the control device controls the extension of the power receiving component according to the station-arriving signal; or alternatively
When the railway vehicle leaves the station, the railway vehicle sends a leaving signal to the control device, and the control device controls the power receiving assembly to retract according to the leaving signal.
12. A method of charging a rail vehicle, comprising the steps of:
when the rail vehicle arrives at a station, and after the rail vehicle stops, the control device controls the power receiving assembly to extend out and be connected with the power supply assembly to charge the energy storage device of the rail vehicle, wherein the power receiving assembly is electrically connected to the energy storage device of the rail vehicle, and the power supply assembly is fixed on a rail and is electrically connected to an external power supply;
when the rail vehicle leaves a station, controlling the power receiving assembly to retract and disconnect from the power supply assembly, and stopping charging an energy storage device of the rail vehicle;
the power receiving assembly comprises a first power receiving piece and a second power receiving piece, and the first power receiving piece and the second power receiving piece are respectively connected to the positive electrode and the negative electrode of the energy storage device;
the first power receiving piece comprises a fixed bracket and a charging plate, one end of the fixed bracket is connected to the railway vehicle, and the charging plate is connected to the other end of the fixed bracket in a telescopic manner;
the charging device comprises a charging plate, and is characterized in that the other end of the fixing support is provided with a mounting hole, a telescopic shaft is arranged on the charging plate and is slidably matched with the mounting hole, one side of the mounting hole is provided with a driving device, and the driving device drives the telescopic shaft to slide in the mounting hole so as to drive the charging plate to transversely stretch out and draw back.
13. The charging method according to claim 12, comprising the steps of:
when the railway vehicle arrives at a station, the railway vehicle sends a station arrival signal to the control device, and the control device controls the power receiving assembly to extend out and be connected with the power supply assembly according to the station arrival signal; or alternatively
When the railway vehicle leaves the station, the railway vehicle sends a leaving signal to the control device, and the control device controls the power receiving assembly to retract according to the leaving signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810516887.8A CN110525222B (en) | 2018-05-25 | 2018-05-25 | Charging device and charging system of rail vehicle and rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810516887.8A CN110525222B (en) | 2018-05-25 | 2018-05-25 | Charging device and charging system of rail vehicle and rail vehicle |
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| CN110525222A CN110525222A (en) | 2019-12-03 |
| CN110525222B true CN110525222B (en) | 2023-09-05 |
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| CN201810516887.8A Active CN110525222B (en) | 2018-05-25 | 2018-05-25 | Charging device and charging system of rail vehicle and rail vehicle |
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| CN103052531A (en) * | 2011-02-28 | 2013-04-17 | 三菱重工业株式会社 | Guide rail for track-based vehicle, and traffic system |
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| CN110525222A (en) | 2019-12-03 |
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