The specific embodiment
Embodiment one
The mounting structure scheme drawing of contact system in the city rail vehicle current collection device that Fig. 1 provides for the embodiment of the invention one, the mounting structure birds-eye view of contact system in the city rail vehicle current collection device that Fig. 2 provides for the embodiment of the invention one, the mounting structure right elevation of contact system in the city rail vehicle current collection device that Fig. 3 provides for the embodiment of the invention one, the similar alternative arrangements birds-eye view of contact system in the city rail vehicle current collection device that Fig. 4 provides for the embodiment of the invention one, another mounting structure birds-eye view of contact system in the city rail vehicle current collection device that Fig. 5 provides for the embodiment of the invention one, flowed the mounting structure scheme drawing of bar in the city rail vehicle current collection device that Fig. 6 provides for the embodiment of the invention one, flowed the similar alternative arrangements scheme drawing of bar in the city rail vehicle current collection device that Fig. 7 provides for the embodiment of the invention one, flowed another mounting structure scheme drawing of bar in the city rail vehicle current collection device that Fig. 8 provides for the embodiment of the invention one.Shown in Fig. 1-8, the city rail vehicle current collection device comprises contact system 1 and is flowed bar 2.
Wherein, described contact system 1 is arranged on the top of city rail vehicle 3, realizes oscilaltion by the contact system bracing or strutting arrangement and the jacking system that are arranged on described city rail vehicle 3 tops, to realize being flowed by contacting the described bar 2 that flowed.Describedly flowed the middle part that bar 2 is arranged on light pole 4, by be arranged on described light pole 4 middle parts flowed that the bar bracing or strutting arrangement supports and fixing, with by the described bar 2 that flowed to described contact system 1 power supply.
Contact system 1 is arranged on the top of city rail vehicle 3, and parallel to the direction of the tailstock with headstock, the length of contact system 1 can be set according to bodywork length, can be slightly less than bodywork length.Contact system 1 can by electric conductivity preferably metal make, inside can be set to hollow, to alleviate the weight of contact system 1.Contact system 1 is fixed by at least one pair of the contact system bracing or strutting arrangement that is arranged on the city rail vehicle top, and the contact system bracing or strutting arrangement comprises contact system hold-down arm 11 and contact system supporting insulator 12, and each contact system bracing or strutting arrangement comprises that at least 3 insulators 12 are used for supporting.Also be provided with jacking system on the city rail vehicle 3 and be used for drive 11 oscilaltions of contact system hold-down arm, and then drive contact system 1 and rise to contact and flowed bar and realize being flowed, or descend and flowed bar and separate.Contact system supporting insulator 12 is installed in the city rail vehicle top, jacking system is connected on the contact system supporting insulator 12, one end of contact system hold-down arm 11 is connected with this jacking system, the other end is connected with contact system 1, wherein the concrete mounting means of contact system 1 and contact system bracing or strutting arrangement can adopt the existing method commonly used in the stream technology that is subjected to, and jacking system also can adopt prior art middle orbit city rail vehicle jacking system commonly used.Contact system supporting insulator 12 can be set according to the speed of a motor vehicle, power supply voltage and environmental rating, comprises material, size, quantity and the layout of setting insulator, and present embodiment is not construed as limiting this.
Flowed bar 2 and be arranged on the middle part of light pole 4, the height setting that its height can rise according to height and the contact system hold-down arm 11 of city rail vehicle 3, length can be set according to the width of city rail vehicle 3 and concrete road conditions, under the premise that security is guaranteed, so that contact system 1 can be normally and stably touch and flowed bar 2.Flowed bar 2 by be arranged on light pole 4 middle parts flowed that the bar bracing or strutting arrangement supports and fixing, being flowed the bar bracing or strutting arrangement comprises and is flowed bar support 21 and flowed bar supporting insulator 22, wherein being flowed bar supporting insulator 22 is installed on the light pole 4, being flowed bar 2 is fixed on and is flowed on the bar supporting insulator 22 by flowing bar support 21, stretch out curb, power to it by the mode that contacts with contact system 1.
The working process of city rail vehicle current collection device is: during the close light pole 4 of driver driving city rail vehicle, send the signal that rises contact system 1 by the city rail vehicle control system, start jacking system, so that driving contact system 1, contact system hold-down arm 11 raises, until keep in touch with the bar 2 that flowed on the light pole 4, through the wheel of steel to forming the loop with rail 5 with supply line.Electric energy is transferred on the city rail vehicle 3 with electrically contacting of contact system 1 by flowing bar 2, offers the city rail vehicle traction system.
The city rail vehicle current collection device that present embodiment provides is arranged on the city rail vehicle top with contact system, being flowed bar is arranged on the light pole of road both sides, by contact system with flowed contacting as city rail vehicle of bar the traction electric energy be provided, solved that the Infrastructure of current collection device repeats to take urban road space in the prior art, the problem of waste resource, reduce the shared urban road space of Infrastructure, and reduced the waste of resource.And all road pavements that adopt technique scheme to avoid passing through at city rail vehicle are connected with the contact system of high-tension current, have reduced potential safety hazard.
Preferably, lower curved arc shape can be arranged in the contact system two ends, prevents in the city rail vehicle driving process, and contact system inserts and to be flowed the bar support and to be flowed in the space between the bar initiating failure.Flowed the end that bar stretches out curb and can be set to curved arc shape, increased the area that can contact with contact system, and the raising safety.Contact system can be arranged to multistage, and each section adopts a pair of contact system bracing or strutting arrangement to be used for supporting, the degree of flexibility when adopting the multistage contact system to be conducive to improve the city rail vehicle turning.
Optionally, the jacking system in the technique scheme can adopt pneumatic mode to drive contact system and realize oscilaltion, also can adopt electric type of drive, perhaps adopts means well known to those skilled in the art to realize oscilaltion to drive contact system.Contact system employing electric conductivity in the such scheme preferably metal is made, and is flowed bar and can adopt carbon or carbon alloy to make, so that contact system is that soft or hard contacts with flowing bar, prevents that the two from producing the electric arc initiating failure in the moment of contact, improves reliability.
Technique scheme adopts the interactional mode of soft or hard material by changing contact system and being flowed shape or the quantity of bar, improved stability and safety that city rail vehicle is flow through journey.
On the basis of such scheme, can closed-center system be set at city rail vehicle, can in being flow through journey, charge to closed-center system, so that city rail vehicle is by non-electricity zone or flowed in the situation of the of short duration outage of bar and keep normally travelling of city rail vehicle.
Embodiment two
The structural representation of the city rail vehicle current collection device that Fig. 9 provides for the embodiment of the invention two.As shown in Figure 9, on the basis of above-described embodiment technical scheme, this city rail vehicle current collection device can also comprise and is subjected to the current control unit, is used for controlling described flowed bar power supply or outage.
The described current control unit that is subjected to comprises power supply base station 61 and signal reader 62, signal reader 62 is arranged near the light pole 4 underground, be used for when detecting city rail vehicle 3 and close on described light pole 4 the 61 transmission vehicle closing signals to described power supply base station, maybe when detecting described city rail vehicle 3 and leave described light pole 4,61 send vehicles and leave signal to described power supply base station, to control described flowed bar 2 power supplies or outage.
Power supply base station 61 arranges on the ground, can control a plurality of flowed bar 2 power supplies or outages, is powered to flowing bar by master cock 63 by ground and the inner pre-buried cable of electric pole.Signal reader 62 is embedded near the light pole 4 underground, the sensor that can adopt electromagnetic induction principle to make, accordingly, can in city rail vehicle 3, magnet be installed, when city rail vehicle 3 close light pole 4, sensing element in the signal reader 62 produces inducing current, and 61 send the vehicle closing signal to the power supply base station.Power supply base station 61 receives the vehicle closing signal that signal reader 62 is sent, and controls corresponding switch 63 closures, is passed into high-tension current to flowing bar 2.Touch when being flowed bar 2 when the contact system 1 at city rail vehicle 3 tops is raised up to, power supply base station 61 is by the traction system power supply of C/LOOP to city rail vehicle 3.After city rail vehicle left, inducing current disappeared in the signal reader 62, and 61 send vehicles and leave signal to the power supply base station, and then 61 controls corresponding switch 63 in power supply base station disconnects, and made to be flowed bar and cut off the power supply.
The city rail vehicle current collection device that present embodiment provides is arranged on the city rail vehicle top with contact system, being flowed bar is arranged on the light pole of road both sides, by contact system with flowed contacting as city rail vehicle of bar the traction electric energy be provided, solved that the Infrastructure of current collection device repeats to take urban road space in the prior art, the problem of waste resource, reduce the shared urban road space of Infrastructure, and reduced the waste of resource.The city rail vehicle current collection device that adopts present embodiment to provide, average every city traffic circuit is saved contact system 20km and supporting bracing or strutting arrangement, saves 1000 of pillar stiffeners.City rail vehicle is subjected to stream more intelligent, is powered to flowing bar when city rail vehicle is close, leaves rear outage, so that fault rate reduces more than 30%, has reduced potential safety hazard.Because it is underground that signal reader, cable and switch etc. all are embedded in, reliability is higher, reduces maintenance times, reduces cost.
It should be noted that at last: above each embodiment is not intended to limit only in order to technical scheme of the present invention to be described; Although with reference to aforementioned each embodiment the present invention is had been described in detail, those of ordinary skills are to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.