CN106004457B - Quakeproof adjusting type pantograph for urban rail transit vehicle - Google Patents
Quakeproof adjusting type pantograph for urban rail transit vehicle Download PDFInfo
- Publication number
- CN106004457B CN106004457B CN201610649857.5A CN201610649857A CN106004457B CN 106004457 B CN106004457 B CN 106004457B CN 201610649857 A CN201610649857 A CN 201610649857A CN 106004457 B CN106004457 B CN 106004457B
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- CN
- China
- Prior art keywords
- pantograph
- underframe
- frame
- hinged
- rail transit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 241000826860 Trapezium Species 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
Classifications
-
- 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
- B60L5/22—Supporting means for the contact bow
- B60L5/24—Pantographs
-
- 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
- B60L5/22—Supporting means for the contact bow
- B60L5/28—Devices for lifting and resetting the collector
- B60L5/32—Devices for lifting and resetting the collector using fluid pressure
-
- 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
- B60L2200/00—Type of vehicles
- B60L2200/26—Rail vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The invention relates to a quakeproof adjusting type pantograph for an urban rail transit vehicle. The quakeproof adjusting type pantograph comprises a rotating base frame, a lower frame hinged to a rotating base frame, an upper frame hinged to the upper portion of the lower frame, a lifting pantograph mechanism, a pantograph sliding plate and a floating adjusting device for connecting the upper frame and the pantograph sliding plate. The lifting pantograph mechanism comprises a lifting air cylinder for controlling the lower frame to rotate up and down, a pair of driving rods arranged on the two sides of the lower frame, sliding tooth blocks arranged at the upper ends of the driving rods, a sliding guiding frame, and transmission gears meshed with the sliding tooth blocks. The transmission gears are in fixed transmission connection with the bottom end of the upper frame. The bottom ends of the driving rods are hinged to the rotating base frame and located on the inner side of the lower frame. The quakeproof adjusting type pantograph for the urban rail transit vehicle is reasonable in structure, large in adjusting range, resistant to vibration and disengagement, stable in contact and high in working efficiency.
Description
Technical field
The present invention relates to pantograph field, especially a kind of shockproof adjustable type for urban rail transit vehicles are by electricity
Bow.
Background technology
Pantograph is mounted on urban rail railcar and low wooden handcart, for collecting obtaining current from contact net for city
The conventional electrical equipment that electric traffic vehicle is used.But adopt on current majority urban rail subways and urban electric power vehicular traffic
Be pneumatic actuation pantograph, be specifically divided into two kinds of cylinder spring and gasbag-type.Pantograph can divide single armed bow and both arms to bend
Two kinds, by slide plate, upper frame, lower arm rod both arms bow underframe, underframe, rising bow spring, transmission cylinder, support insulator etc.
Part is constituted.Current pantograph needs various driving equipments, and complex structure, lifting travel be not high, and pantograph pan is easily received
Power excessive vibrations come off, and pantograph pan easily weares and teares, and replacement cost is higher.
The content of the invention
The technical problem to be solved in the present invention is：In order to overcome it is above-mentioned present in problem, there is provided it is a kind of to be used for city
The shockproof adjustable type pantograph of rail traffic vehicles, which is rational in infrastructure, and range of accommodation is big, against shock, slip-off preventing, and contact is stable,
High working efficiency.
The technical solution adopted for the present invention to solve the technical problems is：It is a kind of for the shockproof of urban rail transit vehicles
Adjustable type pantograph, bends mechanism, pantograph pan and for connecting upper ledge including rotation underframe, underframe, upper frame, lifting
The floating regulating device of frame and pantograph pan, one end of the underframe are hinged with the one end for rotating underframe, lower frame
The other end of frame is hinged with the bottom of upper frame；
Described lifting bow mechanism is included for controlling the lift cylinder of underframe rotation, being arranged on underframe both sides
A pair of drive rods, the slide teeth block for being arranged on drive rod upper end, slide guide frame and with the intermeshing driving cog of slide teeth block
Wheel；Described travelling gear is to interfix to be connected with upper frame bottom by fixing axle, and fixing axle and upper frame
Between junction be provided with insulating sleeve；The bottom of described drive rod is hinged on the middle part of rotation underframe；
Described floating regulating device include intersecting be hinged a pair of links, be arranged on upper and lower ends and be respectively used to peace
The drawing strickle guide of load bar；Be separately provided for being slidably installed on the drawing strickle guide positioned at upper and lower ends the chute of interlinking lever end；Institute
The one end for stating connecting rod is to be hinged with the side of drawing strickle guide positioned at upper and lower ends respectively, the other end of connecting rod be respectively with position
What the chute on the drawing strickle guide of upper and lower ends was mutually slidably connected；The upper end of the upper frame is mutually revolved with the drawing strickle guide of bottom
Turning hinge connects；Described chute is internally provided with floating back-moving spring；The end of the connecting rod is provided in floating back-moving spring
Middle part；
Described pantograph pan is arranged on the drawing strickle guide on top, and pantograph pan includes pantograph body and some floating
Dynamic contact block；Arrange fluted on described pantograph body, and be provided with the projection of some hollow structures in groove；It is described
Floating contact block be U-shaped structure, be provided with insulating barrier in U-shaped cavity, floating contact block is mutually to slide up and down to be connected with projection,
And tensioning spring is provided between floating contact block and projection；
Used as preferred scheme, the slide guide frame is U-shaped frame structure, and slide guide frame top is and is used for fixed conveyor gear
Fixing axle mutually rotate and be hinged.
Further, the U-lag bottom of the slide guide frame is provided with reverse wedge shape fin；The bottom of described slide teeth block sets
It is equipped with the wedge-shaped slot being mutually adapted with reverse wedge shape fin.
Further, the crossbeam for being connected with lift cylinder is additionally provided with described underframe.
Further, the bottom of the rotation underframe is provided with fixed underpan；Described rotation underframe is by middle part
Central rotating shaft is arranged on fixed underpan.
Further, the bottom week edge for rotating underframe is additionally provided with some rotation guide wheels.
Further, described floating contact block upper surface is trapezium structure, and floating contact block upper surface is provided with arc
Groove.
Used as preferred scheme, described floating contact block is provided with 7 pieces, with spring wire between adjacent floating contact block
It is electrically connected to each other.
The invention has the beneficial effects as follows：A kind of shockproof adjustable type pantograph for urban rail transit vehicles, by rising
Sending down the abnormal ascending QI cylinder control underframe is rotated upwardly and downwardly, and underframe is to be hinged in the way of hinge-type with upper frame, is hinged driving section tool
There is the travelling gear being connected with upper frame, when underframe is rotated up, slide teeth block is driven with underframe, with downward
Relative displacement, drive travelling gear be driven clockwise, upper frame is driven upwards, by a lift cylinder, while drive under
Framework and upper frame, which opens regulation stroke greatly, save energy；The floating being made up of a pair of links of mutual activity cross-articulation
Adjusting means, freely can stretch during stress, and be provided with floating contact block on pantograph slide block, prevent pantograph pan from shaking
Or stress is excessive and slip, contact is stable, high working efficiency, when pantograph pan part wears, only need to change the part
Floating contact block is economical and practical.
Description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of side portion structure of shockproof adjustable type pantograph for urban rail transit vehicles of the present invention
Schematic diagram；
Fig. 2 is that a kind of shockproof adjustable type pantograph for urban rail transit vehicles of the present invention faces structure
Schematic diagram；
Fig. 3 is a kind of part section of shockproof adjustable type pantograph for urban rail transit vehicles of the present invention
Structural representation；
Fig. 4 is that a kind of pantograph of shockproof adjustable type pantograph for urban rail transit vehicles of the present invention is slided
Plate structure schematic diagram.
Accompanying drawing acceptance of the bid note is described below：1st, rotate underframe, 11, fixed underpan, 12, rotate guide wheel, 2, underframe, 21, horizontal
Beam, 3, upper frame, 4, lift cylinder, 41, drive rod, 42, slide teeth block, 421, fall wedge-shaped slot, 43, slide guide frame, 431, reverse wedge
Shape fin, 44, travelling gear, 45, insulating sleeve, 5, pantograph pan, 51, pantograph body, 52, groove, 53, contact of floating
Block, 54, arc groove, 55, insulating barrier, 56, tensioning spring, 57, spring wire, 521, projection, 6, connecting rod, 61, drawing strickle guide, 62, sliding
Groove.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are simplified schematic diagram, only with
The basic structure of the illustration explanation present invention, therefore which only shows the composition relevant with the present invention.
A kind of shockproof adjustable type pantograph for urban rail transit vehicles as shown in Figure 1,2,3, 4, including rotation
Underframe 1, underframe 2, upper frame 3, lifting bend mechanism, pantograph pan 5 and for connecting upper frame 3 and pantograph pan 5
Floating regulating device, one end of the underframe 2 is hinged with one end of rotation underframe 1, and the other end of underframe 2 is
It is hinged with the bottom of upper frame 3；
Described lifting bow mechanism is included for controlling the lift cylinder 4 of the rotation of underframe 2, being arranged on 2 both sides of underframe
It is a pair of drive rods 41 in portion, the slide teeth block 42 for being arranged on 41 upper end of drive rod, slide guide frame 43, and mutual with slide teeth block 42
The travelling gear 44 of engagement；Described travelling gear 44 is to interfix to be connected with 3 bottom of upper frame by fixing axle,
And the junction between fixing axle and upper frame 3 is provided with insulating sleeve 45；The bottom of described drive rod 41 is hinged on rotation
The middle part of underframe 1；
Described floating regulating device include intersecting be hinged a pair of links 6, be arranged on upper and lower ends and be respectively used to
The drawing strickle guide 61 of installing connecting rods 6；6 end of connecting rod that is slidably installed is separately provided on the drawing strickle guide 61 positioned at upper and lower ends
Chute 62；One end of the connecting rod 6 is to be hinged with the side of drawing strickle guide 61 positioned at upper and lower ends respectively, connecting rod 6 it is another
End is mutually to be slidably connected with the chute 62 on the drawing strickle guide 61 of upper and lower ends respectively；The upper end of the upper frame 3 be with
The mutually rotation of drawing strickle guide 61 of bottom is hinged；Described chute 62 is internally provided with floating back-moving spring；The end of the connecting rod 6 is
It is arranged on the middle part of floating back-moving spring；
Described pantograph pan 5 be arranged on top drawing strickle guide 61 on, pantograph pan 5 include pantograph body 51 and
Some floating contact blocks 53；Fluted 52 are arranged on described pantograph body 51, and are provided with groove 52 some hollow
The projection 521 of structure；Described floating contact block 53 is U-shaped structure, is provided with insulating barrier 55, floating contact block 53 in U-shaped cavity
It is mutually to slide up and down to be connected with projection 521, and between floating contact block 53 and projection 521, is provided with tensioning spring 56；
The slide guide frame 43 is U-shaped frame structure, and 43 top of slide guide frame is and the fixing axle for fixed conveyor gear 44
Mutually rotation is hinged；The U-lag bottom of slide guide frame 43 is provided with reverse wedge shape fin 431；The bottom of described slide teeth block 42
It is provided with the wedge-shaped slot 421 being mutually adapted with reverse wedge shape fin 431.
The crossbeam 21 for being connected with lift cylinder 4 is additionally provided with described underframe 2；The rotation underframe 1
Bottom be provided with fixed underpan 11；Described rotation underframe 1 is arranged on fixed underpan 11 by the central rotating shaft at middle part.
The bottom week edge of rotation underframe 1 is additionally provided with some rotation guide wheels 12；Described 53 upper surface of floating contact block is trapezium structure,
And 53 upper surface of floating contact block is provided with arc groove 54；Described floating contact block 53 is provided with 7 pieces, adjacent floating contact
It is electrically connected to each other with spring wire 57 between block 53.
A kind of shockproof adjustable type pantograph for urban rail transit vehicles of the present invention, by lift cylinder 4
Control underframe 2 rotate upwardly and downwardly, underframe 2 is to be hinged in the way of hinge-type with upper frame 3, be hinged driving section with
The travelling gear 44 that upper frame 3 is connected, when underframe 2 is rotated up, slide teeth block 42 is driven with underframe 2, is had
Downward relative displacement, drives travelling gear 44 to be driven clockwise, and upper frame 3 is driven upwards, by a lift cylinder 4, together
When drive underframe 2 and upper frame 3, it is big which opens regulation stroke, save energy；By a pair of links of mutual activity cross-articulation
The floating regulating device of 6 compositions, can freely stretch during stress, and be provided with floating contact block on pantograph slide block, prevent from receiving
Pantograph slider shakes or stress is excessive and slips, and contact is stable, high working efficiency, when pantograph pan part wears, only need to
The floating contact block of the part is changed, it is economical and practical.
With the above-mentioned desirable embodiment according to the present invention as enlightenment, by above-mentioned description, relevant staff is complete
Various change and modification can be carried out in the range of without departing from this invention technological thought entirely.The technology of this invention
Property scope is not limited to the content in description, it is necessary to determine its technical scope according to right.
Claims (8)
1. a kind of shockproof adjustable type pantograph for urban rail transit vehicles, is characterized in that：Including rotation underframe (1), under
Framework (2), upper frame (3), lifting bend mechanism, pantograph pan (5) and for connecting upper frame (3) and pantograph pan
(5) floating regulating device, the one end of underframe (2) are hinged with the one end for rotating underframe (1), underframe (2)
The other end be to be hinged with the bottom of upper frame (3)；
Described lifting bow mechanism is included for controlling lift cylinder (4) that underframe (2) rotates, being arranged on underframe (2) two
A pair of drive rods (41) of sidepiece, the slide teeth block (42) for being arranged on drive rod (41) upper end, slide guide frame (43), and with slip
Tooth block (42) is intermeshing travelling gear (44)；Described travelling gear (44) passes through fixing axle with upper frame (3) bottom
Interfix and be connected, and the junction between fixing axle and upper frame (3) is provided with insulating sleeve (45)；Described driving
The bottom of bar (41) is hinged on the middle part of rotation underframe (1)；
Described floating regulating device include intersecting be hinged a pair of links (6), be arranged on upper and lower ends and be respectively used to peace
The drawing strickle guide (61) of load bar (6)；The connecting rod (6) that is slidably installed is separately provided on the drawing strickle guide (61) positioned at upper and lower ends
The chute (62) of end；The one end of connecting rod (6) is to be hinged with the side of the drawing strickle guide (61) positioned at upper and lower ends respectively
, the other end of connecting rod (6) is mutually to be slidably connected with the chute (62) on the drawing strickle guide (61) of upper and lower ends respectively；Institute
The upper end for stating upper frame (3) is hinged with the drawing strickle guide of bottom (61) mutually rotation；Described chute (62) is internally provided with floating
Dynamic back-moving spring；The end of connecting rod (6) is arranged on the middle part of floating back-moving spring；
Described pantograph pan (5) is arranged on the drawing strickle guide (61) on top, and pantograph pan (5) includes pantograph body (51)
And some floating contact block (53)；Arrange fluted (52) on described pantograph body (51), and set in groove (52)
It is equipped with the projection (521) of some hollow structures；Described floating contact block (53) is U-shaped structure, is provided with insulating barrier in U-shaped cavity
(55), floating contact block (53) is mutually to slide up and down to be connected with projection (521), and floating contact block (53) and projection
(521) tensioning spring (56) is provided between.
2. a kind of shockproof adjustable type pantograph for urban rail transit vehicles according to claim 1, is characterized in that：
Slide guide frame (43) are U-shaped frame structures, and slide guide frame (43) top is and the fixing axle phase for fixed conveyor gear (44)
Mutually rotation is hinged.
3. a kind of shockproof adjustable type pantograph for urban rail transit vehicles according to claim 2, is characterized in that：
The U-lag bottom of slide guide frame (43) is provided with reverse wedge shape fin (431)；The bottom of described slide teeth block (42) is provided with
The wedge-shaped slot (421) being mutually adapted with reverse wedge shape fin (431).
4. a kind of shockproof adjustable type pantograph for urban rail transit vehicles according to claim 1, is characterized in that：
The crossbeam (21) for being connected with lift cylinder (4) is additionally provided with described underframe (2).
5. a kind of shockproof adjustable type pantograph for urban rail transit vehicles according to claim 1, is characterized in that：
The bottom of rotation underframe (1) is provided with fixed underpan (11)；Described rotation underframe (1) is the central rotating shaft by middle part
On fixed underpan (11).
6. a kind of shockproof adjustable type pantograph for urban rail transit vehicles according to claim 1, is characterized in that：
The bottom week edge of rotation underframe (1) is additionally provided with some rotations guide wheel (12).
7. a kind of shockproof adjustable type pantograph for urban rail transit vehicles according to claim 1, is characterized in that：
Described floating contact block (53) upper surface is provided with arc groove (54).
8. a kind of shockproof adjustable type pantograph for urban rail transit vehicles according to claim 1, is characterized in that：
Described floating contact block (53) is provided with 7 pieces, is electrically connected to each other with spring wire (57) between adjacent floating contact block (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610649857.5A CN106004457B (en) | 2016-08-09 | 2016-08-09 | Quakeproof adjusting type pantograph for urban rail transit vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610649857.5A CN106004457B (en) | 2016-08-09 | 2016-08-09 | Quakeproof adjusting type pantograph for urban rail transit vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106004457A CN106004457A (en) | 2016-10-12 |
| CN106004457B true CN106004457B (en) | 2017-03-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610649857.5A Expired - Fee Related CN106004457B (en) | 2016-08-09 | 2016-08-09 | Quakeproof adjusting type pantograph for urban rail transit vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106004457B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107804173B (en) * | 2017-12-12 | 2023-09-12 | 大同新成新材料股份有限公司 | High carbon slide supporting component of suitability |
| WO2021037351A1 (en) * | 2019-08-28 | 2021-03-04 | Schunk Transit Systems Gmbh | Positioning unit and contacting method |
| EP3828024B1 (en) * | 2019-11-28 | 2023-03-29 | Hitachi Energy Switzerland AG | Electrical vehicle comprising an energy transfer device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19652367A1 (en) * | 1996-12-17 | 1998-06-18 | Abb Patent Gmbh | Current collector with at least one height adjustable holding system carrying loop strip system |
| DE19914566A1 (en) * | 1999-03-31 | 2000-10-05 | Abb Daimler Benz Transp | Current collector unit for making contact with a contact wire on an overhead power line includes a holding device for a seesaw mount to adjust for height and fit on an electrically operated rail vehicle |
| CN101708692A (en) * | 2009-11-06 | 2010-05-19 | 谢绚丽 | High-strength insulation material pantograph |
| CN104590034A (en) * | 2015-02-13 | 2015-05-06 | 上海尊阶士工程技术有限公司 | Trolley pole provided with intelligent control system |
| CN205149551U (en) * | 2015-12-03 | 2016-04-13 | 洛阳市科佳电气设备有限公司 | Electronic bus posture pantograph |
| CN205292306U (en) * | 2016-01-04 | 2016-06-08 | 滁州市永通交通设备有限公司 | Pantograph structure |
| JP2016144300A (en) * | 2015-02-02 | 2016-08-08 | 公益財団法人鉄道総合技術研究所 | Pantagraph contact force variation reduction device |
-
2016
- 2016-08-09 CN CN201610649857.5A patent/CN106004457B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19652367A1 (en) * | 1996-12-17 | 1998-06-18 | Abb Patent Gmbh | Current collector with at least one height adjustable holding system carrying loop strip system |
| DE19914566A1 (en) * | 1999-03-31 | 2000-10-05 | Abb Daimler Benz Transp | Current collector unit for making contact with a contact wire on an overhead power line includes a holding device for a seesaw mount to adjust for height and fit on an electrically operated rail vehicle |
| CN101708692A (en) * | 2009-11-06 | 2010-05-19 | 谢绚丽 | High-strength insulation material pantograph |
| JP2016144300A (en) * | 2015-02-02 | 2016-08-08 | 公益財団法人鉄道総合技術研究所 | Pantagraph contact force variation reduction device |
| CN104590034A (en) * | 2015-02-13 | 2015-05-06 | 上海尊阶士工程技术有限公司 | Trolley pole provided with intelligent control system |
| CN205149551U (en) * | 2015-12-03 | 2016-04-13 | 洛阳市科佳电气设备有限公司 | Electronic bus posture pantograph |
| CN205292306U (en) * | 2016-01-04 | 2016-06-08 | 滁州市永通交通设备有限公司 | Pantograph structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106004457A (en) | 2016-10-12 |
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Granted publication date: 20170322 |