CN109910623A - The automatic pantagraph current collector of the lower contact of one kind - Google Patents
The automatic pantagraph current collector of the lower contact of one kind Download PDFInfo
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- CN109910623A CN109910623A CN201910221410.1A CN201910221410A CN109910623A CN 109910623 A CN109910623 A CN 109910623A CN 201910221410 A CN201910221410 A CN 201910221410A CN 109910623 A CN109910623 A CN 109910623A
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- pivoted arm
- current collector
- automatic
- pantagraph current
- rack
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- 229910052799 carbon Inorganic materials 0.000 claims abstract description 36
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000009413 insulation Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 7
- 230000007246 mechanism Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The invention belongs to rail traffic vehicles current collection device fields, and in particular to the automatic pantagraph current collector of the lower contact of one kind.To solve to descend contact pantagraph current collector in the prior art, structure is complicated, high failure rate, volume is big, the problems such as function is not complete enough and maintenance is inconvenient, the technical scheme is that the pantagraph current collector includes rack (1), electric pushrod (2), carbon slipper (6) and pivoted arm (4), one end and rack (1) of the pivoted arm (4) are hinged, tension spring (3) are also connected on pivoted arm (4), the other end of the tension spring (3) is connect with rack (1), the electric pushrod (2) is mounted on rack (1), the pushing block (9) for pushing pivoted arm (4) (8) rotation around the shaft is connected on the electric pushrod (2), the carbon slipper (6) is fixedly connected with pivoted arm (4) by insulation swing arm (5).The present invention is suitable for rail traffic vehicles and carries out dynamically taking stream from rigid power rail.
Description
Technical field
The invention belongs to rail traffic vehicles current collection device fields, and in particular to the automatic pantagraph current collector of the lower contact of one kind.
Background technique
Lower contact pantagraph current collector is one kind of rigid power rail pantagraph current collector, is mounted on the bogie of car, is train from rigid
Property power rail (third rail) carry out dynamic take stream, meet a set of dynamic of Train electrical demand by flow device.Lower contact at present by
Stream device has manually and automatically executive mode, wherein automatic have pneumatic and electronic executive mode again, it is in the majority with pneumatic executive mode.
But structure is complicated for lower contact pantagraph current collector in the prior art, and rotating mechanism is more, and stress is unreasonable, leads to apparatus body
Larger, the high failure rate of product, maintenance and maintenance are inconvenient.Such as application No. is 201710096796.9 applications for a patent for invention, it should
Invention has two sets of rotating mechanisms of de- boots component and wobble component, and movable device is more, and stability is poorer, therefore, the pantagraph current collector
Overall stability is not high；On the other hand, it takes off boots component and wobble component and leans on single-point stress only to carry out the automatic control of pantagraph current collector,
It causes pantagraph current collector internal stress to concentrate, is easy that pantagraph current collector is made to generate fatigue rupture, improves the failure rate of pantagraph current collector, increase maintenance
And cost of upkeep.And existing lower contact pantagraph current collector cannot bend automatic lifting, the locking of drop bow, the drop bow self-locking dual guarantor in position
Shield, hand-operated lifting bow, carbon slipper contact force is adjustable, carbon slipper varying height positions, the functions such as maintains easily and is integrated in one, can not
Realize train dynamic stability and reliably flowed, it is difficult to be reached for train stable operation offer power supply guarantee purpose.
Summary of the invention
For contact pantagraph current collector is descended in the prior art, structure is complicated, stability is poor, high failure rate, volume is big, function is inadequate
The problems such as complete and maintenance costs are higher, it is an object of the invention to: provide that a kind of structure is simple, failure rate is low, volume
It is small, maintain easily and connect automatic lifting bow, the locking of drop bow, the self-locking duplicate protection in drop bow position, hand-operated lifting bow, carbon slipper
The automatic pantagraph current collector of lower contact that the functions such as touch is adjustable, carbon slipper position height is adjustable are integrated in one.
The technical solution adopted by the invention is as follows:
The lower automatic pantagraph current collector of contact of one kind, including rack, electric pushrod, carbon slipper and pivoted arm, one end of the pivoted arm with
Rack is hinged, and tension spring is also connected on pivoted arm, and the other end of the tension spring is connect with rack, and the electric pushrod is mounted on rack
On, the pushing block for pushing pivoted arm to rotate around the axis is connected on the electric pushrod, the carbon slipper and pivoted arm pass through insulation
Swing arm is fixedly connected.
After the technical solution, the necessary parts of only this drive carbon slipper of pivoted arm movement can be rotated, and pushing block
Equal pushing mechanisms are not provided with any shaft, using the motion mode of linear motion, reduce hinge joint, whole device can only be set
A shaft is set, to improve the stability of pantagraph current collector.Under by stream mode, electric pushrod drives pushing block to move up, and pushes away
Block pushes pivoted arm that pivoted arm and the insulation swing arm being fixedly connected with pivoted arm and carbon slipper is made to rotate around the axis, and makes carbon slipper and rigidity
Power rail is detached from, and realizes the automatic bow-lowering of the automatic pantagraph current collector of lower contact；After drop is bent in place, tension spring, which provides pulling force, makes pivoted arm by pushing block
It clamps, limits the rotation of pivoted arm since pushing block is contacted with pivoted arm, realize the mechanical self-latching of the lower automatic pantagraph current collector of contact；It is electronic
Push rod drives pushing block to move down, and is detached from pushing block and pivoted arm, eliminates the limitation of pivoted arm rotation, and tension spring drives pivoted arm around the shaft
Rotation makes carbon slipper contact and keep certain normal pressure with rigid power rail, realizes that the automatic pantagraph current collector of lower contact is flowed automatically.
It preferably, further include block and backstop spring washer, the block is fixedly connected with pivoted arm, and the backstop spring washer is mounted on
In rack, the backstop spring washer is arranged in the slewing area of block.
After the technical solution, the rotation amplitude of pivoted arm can be limited in a certain range by backstop spring washer and block cooperation
It is interior, and then in a certain range by the limitation of the height and position of carbon slipper.
Preferably, the backstop spring washer between rack to be threadedly coupled.
After the technical solution, by rotational stop spring washer, the distance between adjustable backstop spring washer and block, from
And realize the adjustment of the height and position range of carbon slipper.
Preferably, the backstop spring washer position opposite with block is made of rubber material.
After the technical solution, backstop spring washer and block can play buffer function when contacting, and prevent damage equipment.
Preferably, the tension spring has two, and two tension springs are arranged symmetrically by symmetry axis of electric pushrod on the rack, described
Pushing block is symmetrical arranged by symmetry axis of electric pushrod, and the pushing block both ends cooperate with pivoted arm respectively.
After the technical solution, the pulling force that pivoted arm is subject to is divided into two, is more uniformly stressed, and avoids stress collection
In, reduce the failure rate of device.
Preferably, the contact site of the pushing block and pivoted arm and tension spring form a plane, turn of the plane and pivoted arm
Moving axis is vertical.
After the technical solution, it can eliminate unwanted perpendicular to pivoted arm rotational plane when pivoted arm works normally
Power makes pivoted arm only by the power in pivoted arm rotational plane, reduces the probability of fatigue rupture, reduce the failure rate of device.
Preferably, it is provided with manual knob on the electric pushrod, is connected with flexible axle on the manual knob.
After the technical solution, when the device is powered off, manual knob can be driven to turn by manual rotation's flexible axle, flexible axle
It is dynamic, realize ascending, descending bow operation, and flexible axle can be set in compartment, avoids carrying out manual operation outside car body, makes work
Personnel are safer when operating.
Preferably, idler wheel is provided on the pivoted arm, the idler wheel and pushing block cooperate.
After the technical solution, electric pushrod pushes pushing block more laborsaving, energy saving, and can reduce friction,
The abrasion between pushing block and pivoted arm is reduced, care and maintenance cost is reduced.
Preferably, the position contacted on the pushing block with idler wheel is provided with inclined-plane.
After the technical solution, electric pushrod push pushing block when it is more laborsaving, it is energy saving.
It is further preferred that being fixedly connected with resilient bearing in the rack, the inner ring and shaft of the resilient bearing connect
It connects.
After the technical solution, the contact vibration between carbon slipper and rigid power rail can be effectively absorbed, allows mechanism
It is more steady in the process of running.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1. the necessary parts of only this drive carbon slipper of pivoted arm movement can rotate, and the pushing mechanisms such as pushing block are not provided with
Any shaft reduces hinge joint using the motion mode of linear motion, and a shaft can be only arranged in whole device, thus
Improve the stability of pantagraph current collector；Under by stream mode, electric pushrod drives pushing block to move up, and pushing block pushes pivoted arm to make pivoted arm
And the insulation swing arm being fixedly connected with pivoted arm and carbon slipper rotate around the axis, and are detached from carbon slipper and rigid power rail, realize
The automatic bow-lowering of the lower automatic pantagraph current collector of contact；Drop bow in place after, tension spring provide pulling force clamp pivoted arm by pushing block, due to pushing block with
Pivoted arm contact limits the rotation of pivoted arm, realizes the mechanical self-latching of the lower automatic pantagraph current collector of contact；Electric pushrod drive pushing block to
Lower movement is detached from pushing block and pivoted arm, eliminates the limitation of pivoted arm rotation, and tension spring drives pivoted arm to rotate around the axis, makes carbon slipper
Certain normal pressure is contacted and kept with rigid power rail, realizes that the automatic pantagraph current collector of lower contact is flowed automatically.
2. backstop spring washer and block cooperation can limit the rotation amplitude of pivoted arm in a certain range, and then by carbon slipper
Height and position limitation in a certain range.
3. by rotational stop spring washer, the distance between adjustable backstop spring washer and block, to realize carbon slipper
The adjustment of height and position range.
4. backstop spring washer and block can play buffer function when contacting, damage equipment is prevented.
5. the pulling force that pivoted arm is subject to is divided into two, it is more uniformly stressed, avoids stress concentration, stress is more reasonable,
Reduce the failure rate of device.
6. the unwanted power perpendicular to pivoted arm rotational plane when pivoted arm works normally can be eliminated, make pivoted arm only by turning
Power in arm rotational plane reduces the probability of fatigue rupture, reduces the failure rate of device.
7. when the device is powered off, manual knob rotation can be driven by manual rotation's flexible axle, flexible axle, ascending, descending bow is realized
Operation, and flexible axle can be set in compartment, avoid carrying out manual operation outside car body, when operating staff more
Safety.
8. idler wheel is arranged on pivoted arm, electric pushrod pushes pushing block more laborsaving, energy saving, and can reduce friction,
The abrasion between pushing block and pivoted arm is reduced, care and maintenance cost is reduced.
9. pushing block and idler wheel contact site are provided with inclined-plane, electric pushrod is more laborsaving when pushing pushing block, energy saving.
10. resilient bearing, which is arranged, can effectively absorb contact vibration between carbon slipper and rigid power rail, mechanism is allowed to exist
It is more steady in operational process.
Detailed description of the invention
Examples of the present invention will be described by way of reference to the accompanying drawings, in which:
Fig. 1 is schematic perspective view of the invention；
Fig. 2 is bottom substance schematic diagram of the invention；
Fig. 3 is decomposing state structural schematic diagram of the invention；
Fig. 4 is the decomposing state structural schematic diagram of bottom views of the present invention；
Fig. 5 is the structural schematic diagram of pivoted arm；
Fig. 6 is the partial enlarged view at the position A in Fig. 2；
Fig. 7 is rack mounting surface structural schematic diagram.
Wherein, 1- rack, 2- electric pushrod, 3- tension spring, 4- pivoted arm, 5- insulation swing arm, 6- carbon slipper, 7- copper bar, 8- turn
Axis, 9- pushing block, 10- stop spring washer, 11- block, 12- wiring nose, 13- flexible axle, 14- briquetting, 15- resilient bearing, 16- rolling
Wheel, the trapezoidal serrated slot of 17-, 18- manual knob, the inclined-plane 19-.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
It elaborates below with reference to FIG. 1 to FIG. 7 to the present invention.
The automatic pantagraph current collector of the lower contact of one kind, including rack 1, electric pushrod 2, carbon slipper 6 and pivoted arm 4, the one of the pivoted arm 4
End is hinged with rack 1, tension spring 3 is also connected on pivoted arm 4, the other end of the tension spring 3 is connect with rack 1, the electric pushrod 2
It is mounted in rack 1, the pushing block 9 for pushing 8 rotations around the shaft of pivoted arm 4, the carbon slipper is connected on the electric pushrod 2
6 are fixedly connected with pivoted arm 4 by swing arm 5 of insulating, and are provided with copper bar 7 between carbon slipper 6 and insulation swing arm 5, are connected on copper bar 7
Wiring nose 12.
The electric pushrod 2 uses electric pushrod in the prior art, is the power source of entire pantagraph current collector lifting bow, protection
Grade IP65, cleaning when, are rushed with water, electric pushrod 2 it is electric after push rod may be implemented at the uniform velocity extend and retract；It is described
Tension spring 3 can be realized tension spring 3 by the nut of rotation 3 end of tension spring and drawn using the tension spring of adjustable pulling force in the prior art
The big minor adjustment of power, the tension spring 3 are arranged symmetrically in rack 1, guarantee 4 uniform force of pivoted arm；The pushing block 9 is set as U-shaped, pushes away
9 both ends of block are corresponding with the position of pivoted arm 4.
It preferably, further include block 11 and backstop spring washer 10, the block 11 is fixedly connected with pivoted arm 4, the backstop bullet
Pad 10 is mounted in rack 1, and the backstop spring washer 10 is arranged in the slewing area of block 11.10 limit stop 11 of backstop spring washer
Slewing area, and then the slewing area for the pivoted arm 4 being fixedly connected with block 11 is limited, it is swung up and down with reaching limitation carbon slipper 6
The purpose of amplitude.
Preferably, the shape of backstop spring washer 10 is similar to bolt, and nut portion is the position contacted with block 11,
Screw portion is provided with screw thread.The backstop spring washer 10 is threadedly coupled by screw portion with rack 1, and rotational stop spring washer is passed through
10, the distance between backstop spring washer 10 and block block 11 are adjusted, the range of the rotation of pivoted arm 4 can be adjusted, to realize that carbon is sliding
The adjustment of the height and position range of plate.
Preferably, it is carried out at vulcanization using rubber material at the top of the backstop spring washer 10 or using the rubber of certain degree of hardness
Reason, can play buffer function.
Preferably, the tension spring 3 has two, and two tension springs 3 are arranged symmetrically in rack 1 with electric pushrod 2 for symmetry axis,
The pushing block 9 with electric pushrod 2 be symmetry axis be symmetrical arranged (for example, setting U-shaped for pushing block 9,9 center of pushing block is pushed away with electronic
Bar 2 connects), make 4 two sides of pivoted arm symmetrically and evenly stress, stress is avoided to concentrate.
Preferably, the contact site and tension spring 3 of pushing block 9 and pivoted arm 4 form a plane.It should be noted that pushing block 9 with
The contact of pivoted arm 4 is usually that face contact or line contact at this time will to determine the plane of above-mentioned contact site and the formation of tension spring 3
Contact surface or the mass center of contact line are approximatively regarded as above-mentioned " contact site of pushing block 9 and pivoted arm 4 " and similarly answer when determining plane
When tension spring 3 is considered as the straight line being overlapped with its axis, a plane can determine by a mass center and straight line in this way,
The plane is vertical with the rotation axis of pivoted arm 4.Power suffered by pivoted arm 4 can be decomposed into the power in rotational plane (in other words
Perpendicular to the power of shaft 8) and perpendicular to rotational plane power (being parallel to the power of shaft 8 in other words), due to pivoted arm 4 work normally
The power in rotational plane is only needed, therefore, eliminating the power perpendicular to rotational plane, can to reduce the automatic pantagraph current collector of lower contact tired
The volume probability that labor is destroyed reduces failure rate.
Preferably, power source is used as using the electric pushrod 2 in the prior art with self-locking function, when drop is bent in place
When, tension spring 3, which provides pulling force, makes pivoted arm 4 clamp pushing block 9, realizes mechanical self-latching, and electric pushrod locks at this time, can further limit
The movement of pushing block realizes double self locking on the basis of mechanical self-latching, prevents the generation of contingency, when ensureing maintenance or maintenance
The safety of staff.
Preferably, it is provided with manual knob 18 on the electric pushrod 2, is connected with flexible axle 13 on the manual knob 18,
The electric pushrod 2 uses the electric pushrod in the prior art with manual function, has manual knob on the electric pushrod 2
18,13 one end of flexible axle is connect in the present embodiment with manual knob 18,13 other end of flexible axle is arranged in compartment, when equipment is disconnected
When electric, the realization of flexible axle 13 can be rotated in compartment and manually controls the up and down motion of electric pushrod 2, realization manually controls carbon slipper 6
Contact or the operation for being detached from rigid power rail.It avoids carrying out manual operation outside car body, reduces service personnel's operating risk, make
It is safer when service personnel's operation.
Preferably, idler wheel 16 is provided on the pivoted arm 4, the idler wheel 16 cooperates with pushing block 9.It, will after idler wheel 16 is set
Sliding friction between pivoted arm 4 and pushing block 9 becomes rolling friction, reduces the abrasion of pushing block 9 and pivoted arm 16, reduces maintenance and protects
Form this.
Preferably, the idler wheel contact site is provided with inclined-plane 19 on the pushing block 9.When electric pushrod 2 pushes pushing block 9
It is more laborsaving, it is energy saving.
It is further preferred that there are two arc-shaped notches for setting in the insulation swing arm 5.When insulation swing arm at work
It when by biggish external force, can be broken from the indentation, there, realize the protective effect to pantagraph current collector and car body.The notch
It can be set to other shapes, as long as the weak link for becoming insulation swing arm 5 at this can be made.
It is further preferred that by briquetting 14 and being bolted flexible bearing 15, the resilient bearing in the rack 1
15 inner rings and shaft 8 connect, and the contact that the resilient bearing 15 can effectively absorb between carbon slipper 6 and rigid power rail is shaken
It is dynamic, make equipment more steady in the process of running.
It is further preferred that being provided with the peace of trapezoidal serrated slot 17 and strip on the rack 1 and the mounting surface of car body
Hole is filled, the trapezoidal serrated slot 17 can adjust the mounting height of rack 1 with the mounting surface cooperation on car body.
The working method of the present embodiment is illustrated in detail below:
Under by stream mode, tension spring 3, which provides pulling force, to be contacted carbon slipper 6 with rigid power rail and keeps certain positive pressure
Power guarantees that the automatic pantagraph current collector of lower contact is steadily flowed, and electric current successively passes through carbon slipper 6, copper bar 7 and wiring nose 12, conducting wire
It is connect with wiring nose 12, induces current into car body, provide electric power for vehicle operation.
When needing to overhaul, electric pushrod 2 is controlled by button, pushing block 9 is driven to move up, pushing block 9 is upward by idler wheel 16
It pushes away, idler wheel 16 drives pivoted arm 4 that the pulling force of tension spring 3 is overcome to rotate, so that carbon sliding block 6 be made to move downward, realizes automatic bow-lowering operation.
After drop is bent in place, tension spring 3, which provides pulling force, clamps pivoted arm 4 by pushing block 9, limits pivoted arm 4 since pushing block 9 is contacted with pivoted arm 4
Rotation realizes the mechanical self-latching of the lower automatic pantagraph current collector of contact, while electric pushrod locks, and realizes the automatic pantagraph current collector of lower contact
Double locking.If vehicle powers off, by the flexible axle 13 being rotatably arranged in compartment, the manual knob 18 on electric pushrod 2 is driven,
Realize manually controlling for electric pushrod 2.
After maintenance, electric pushrod 2 is controlled by button, pushing block 9 is driven to move down, pushing block 9 connects with the disengaging of idler wheel 16
Touching, the pulling force that tension spring 3 provides are rotated up pivoted arm 4, so that carbon slipper 6 be driven to be rotated up, contact simultaneously with rigid power rail
Certain normal pressure is kept, realizes that the automatic pantagraph current collector of lower contact is steadily flowed.
The specific embodiment of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
The limitation to the application protection scope therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, under the premise of not departing from technical scheme design, various modifications and improvements can be made, these belong to this
The protection scope of application.
Claims (10)
1. the automatic pantagraph current collector of the lower contact of one kind, it is characterised in that: including rack (1), electric pushrod (2), carbon slipper (6) and pivoted arm
(4), one end Yu rack (1) of the pivoted arm (4) hingedly, are also connected with tension spring (3) on pivoted arm (4), the tension spring (3) it is another
End is connect with rack (1), and the electric pushrod (2) is mounted on rack (1), is connected on the electric pushrod (2) for pushing away
The pushing block (9) of turn arm (4) rotation, the carbon slipper (6) are fixedly connected with pivoted arm (4) by insulation swing arm (5).
2. a kind of automatic pantagraph current collector of lower contact as described in claim 1, which is characterized in that further include block (11) and backstop bullet
It pads (10), the block (11) is fixedly connected with pivoted arm (4), and the backstop spring washer (10) is mounted on rack (1), the backstop
Spring washer (10) is arranged in the slewing area of block (11).
3. a kind of automatic pantagraph current collector of lower contact as claimed in claim 2, which is characterized in that the backstop spring washer (10) and rack
It (1) is threaded connection between.
4. a kind of lower automatic pantagraph current collector of contact as claimed in claim 2 or claim 3, which is characterized in that the backstop spring washer (10) with
The opposite position of block (11) is made of rubber material.
5. a kind of automatic pantagraph current collector of lower contact as described in claim 1, which is characterized in that the tension spring (3) has two, two
Tension spring (3) is arranged symmetrically on rack (1) with electric pushrod (2) for symmetry axis, and the pushing block (9) is pair with electric pushrod (2)
Claim axial symmetry setting, pushing block (9) both ends cooperate with pivoted arm (4) respectively.
6. a kind of lower automatic pantagraph current collector of contact as described in claim 1, which is characterized in that the pushing block (9) and pivoted arm (4)
Contact site and tension spring (3) form a plane, and the plane is vertical with the rotation axis of pivoted arm (4).
7. a kind of automatic pantagraph current collector of lower contact as described in claim 1, which is characterized in that be arranged on the electric pushrod (2)
Have manual knob (18), is connected with flexible axle (13) on the manual knob (18).
8. a kind of automatic pantagraph current collector of lower contact as described in claim 1, which is characterized in that be provided with rolling on the pivoted arm (4)
It takes turns (16), the idler wheel (16) and pushing block (9) cooperate.
9. the automatic pantagraph current collector of contact as claimed in claim 7 a kind of lower, which is characterized in that on the pushing block (9) and idler wheel
(16) position contacted is provided with inclined-plane (19).
10. a kind of automatic pantagraph current collector of lower contact as described in claim 1, which is characterized in that be fixedly connected on the rack (1)
Flexible bearing (15), resilient bearing (15) inner ring and shaft (8) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910221410.1A CN109910623B (en) | 2019-03-22 | 2019-03-22 | The automatic pantagraph current collector of the lower contact of one kind |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910221410.1A CN109910623B (en) | 2019-03-22 | 2019-03-22 | The automatic pantagraph current collector of the lower contact of one kind |
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| Publication Number | Publication Date |
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| CN109910623A true CN109910623A (en) | 2019-06-21 |
| CN109910623B CN109910623B (en) | 2019-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910221410.1A Active CN109910623B (en) | 2019-03-22 | 2019-03-22 | The automatic pantagraph current collector of the lower contact of one kind |
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| CN111301174A (en) * | 2020-02-26 | 2020-06-19 | 长春市万喜隆轨道客车装备有限公司 | Three-rail current collector with cylinder as power source |
| CN114103649A (en) * | 2020-08-31 | 2022-03-01 | 比亚迪股份有限公司 | Collector shoe and vehicle with same |
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| CN111301174A (en) * | 2020-02-26 | 2020-06-19 | 长春市万喜隆轨道客车装备有限公司 | Three-rail current collector with cylinder as power source |
| CN111301174B (en) * | 2020-02-26 | 2021-07-16 | 长春市万喜隆轨道客车装备有限公司 | Three-rail current collector with cylinder as power source |
| CN114103649A (en) * | 2020-08-31 | 2022-03-01 | 比亚迪股份有限公司 | Collector shoe and vehicle with same |
| CN114103649B (en) * | 2020-08-31 | 2023-11-14 | 比亚迪股份有限公司 | Collector shoe and vehicle with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109910623B (en) | 2019-10-01 |
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Effective date of registration: 20231226 Address after: 401133 No. 39, Changmei Road, fish mouth town, Jiangbei District, Chongqing Patentee after: CHONGQING CRRC SIFANG INSTITUTE INTELLIGENT EQUIPMENT TECHNOLOGY Co.,Ltd. Address before: 401133 No.146, Dongfeng Road, Yuzui Town, Jiangbei District, Chongqing Patentee before: CHONGQING CRRC SIFANG INSTITUTE TECHNOLOGY CO.,LTD. |