CN112549971A - Current collector connecting device, current collector assembly and railway vehicle - Google Patents
Current collector connecting device, current collector assembly and railway vehicle Download PDFInfo
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- CN112549971A CN112549971A CN202011097534.2A CN202011097534A CN112549971A CN 112549971 A CN112549971 A CN 112549971A CN 202011097534 A CN202011097534 A CN 202011097534A CN 112549971 A CN112549971 A CN 112549971A
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- current collector
- connecting plate
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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
- B60L5/38—Current collectors for power supply lines of electrically-propelled vehicles for collecting current from conductor rails
- B60L5/39—Current collectors for power supply lines of electrically-propelled vehicles for collecting current from conductor rails from third rail
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/08—Railway vehicles
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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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- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The invention provides a current collector connecting device, a current collector assembly and a railway vehicle, wherein the current collector connecting device comprises: the first connecting plate is provided with a first connecting structure, and the first connecting structure is suitable for being connected with the current collector; and the second connecting plate is provided with a second connecting structure, the second connecting structure is suitable for being connected with a vehicle body, the first connecting plate is movably connected with the second connecting plate between a first position and a second position, when the first connecting plate is positioned at the first position, the current collector can be contacted with an actual track power supply rail, and when the second connecting plate is positioned at the second position, the current collector can be contacted with a dynamic test line power supply rail. The invention can meet the requirements of the power supply rails of the static test line and the dynamic test line by utilizing one connecting device, realizes the quick translation of the installation position of the current collector, further realizes the installation of the current collector in the static adjusting warehouse, only slides out of the current collector after the test line is dynamically debugged and then is fixed, and reduces the preparation operation time on the dynamic adjusting line.
Description
Technical Field
The invention relates to the field of railway vehicles, in particular to a current collector connecting device, a current collector assembly and a railway vehicle.
Background
With the ever-growing market of rail vehicles, rail vehicles are developing different vehicle types such as motor train units, urban rail vehicles, passenger vehicles and the like. The sizes of the vehicles are greatly different, and the power receiving modes are different. At present, the main current receiving modes comprise a contact net, an upper current receiving three-rail and a lower current receiving three-rail. In order to enable various vehicle types to be tested in a dynamic test line, the utilization rate of the dynamic test line is improved, and the size of a power supply rail of the dynamic test line is required to meet the limit requirements of various vehicle types, so that the upper current-receiving three-rail and the lower current-receiving three-rail of the dynamic test line are respectively translated outwards by a plurality of sizes in the vertical direction of the rails, and the limit requirements of various vehicle types are met.
Under the condition, when the urban rail upper and lower current-collecting three-rail vehicle is debugged in a dynamic test line, a transition device is needed to be added to translate the current collector to the outer side of the vertical direction of the rail by a plurality of sizes so as to realize the contact of the current collector and the third rail of the dynamic test line. The original current collector transition device is of an integral structure, the current collector is mounted behind the transition support and cannot move, the requirement of the limit of all vehicles is exceeded at the moment, and the transfer trolley from a static transfer warehouse to a movable transfer line of a prepared vehicle cannot be met.
Therefore, when various tests are carried out on a new vehicle, the current collector can be installed only in a dynamic test line. After the vehicle reaches the dynamic test line, the current collectors are lifted from the vehicle, and each current collector weighs about 20 kg. Two persons lift the current collector, and one person fastens the bolt. Each current collector takes about 20 minutes from lifting off the vehicle to completing 3 people for installation. Calculated with 6 marshalling cars, a total of 10 current collectors/trains need to be installed. Even 6 individuals in two groups require approximately 2 hours. Only the current collector is installed and the like, so that a large amount of time is consumed, the manpower and the resources of a company debugging line are wasted, and meanwhile, the working period is also influenced.
The present invention has been made in view of this situation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a current collector connecting device, which is movably connected through a first connecting plate and a second connecting plate to realize the quick translation of the installation position of a current collector and solve the problem that the current collector needs to be installed in a large amount of time when a vehicle factory debugs a vehicle.
In order to solve the technical problems, the invention adopts the technical scheme that:
a current collector connection device comprising:
the first connecting plate is provided with a first connecting structure, and the first connecting structure is suitable for being connected with the current collector;
a second connecting plate provided with a second connecting structure adapted to be connected to a vehicle body, the first connecting plate being movably connected to the second connecting plate between a first position and a second position, wherein,
when the first connecting plate is located at the first position, the current collector can be contacted with an actual track power supply rail, and when the second connecting plate is located at the second position, the current collector can be contacted with a dynamic test line power supply rail.
In the above technical solution, one of the first connecting plate and the second connecting plate is formed with a sliding slot, and the other is provided with a sliding block, and a part of the sliding block extends into the sliding slot and can slide along the sliding slot;
preferably, the chute extends in a width direction of the vehicle body.
In the above technical solution, the sliding block has a rolling structure, and the rolling structure extends into the sliding groove and can roll along the sliding groove;
preferably, the rolling structure is a needle bearing.
In any of the above technical solutions, the current collector connecting device has two first connecting plates and two second connecting plates, where the two first connecting plates are distributed oppositely and at intervals, so that an installation space of the current collector is defined between the two first connecting plates, the two second connecting plates are located outside the two first connecting plates, and the two second connecting plates are in one-to-one correspondence with the two first connecting plates and slidably connected with the first connecting plates corresponding thereto.
In any of the above technical solutions, a distance value between the first position and the second position is a distance value between an actual track power supply rail and a dynamic test line power supply rail corresponding to the vehicle body;
preferably, the distance value between the first position and the second position is 300 mm-400 mm;
more preferably, the distance value between the first position and the second position is 385 mm.
In any of the above technical solutions, the first connecting plate is provided with a first hole and a second hole which are opposite to each other; the second connecting plate is provided with a third hole and a fourth hole which are opposite;
when the first connecting plate is located at the first position, the first hole is aligned with the third hole, a fastener sequentially penetrates through the first hole and the third hole to lock the first connecting plate and the second connecting plate, when the first connecting plate is located at the second position, the second hole is aligned with the fourth hole, and a fastener sequentially penetrates through the second hole and the fourth hole to lock the first connecting plate and the second connecting plate.
In any of the above technical solutions, the first connection structure includes a first connection hole adapted to the current collector, and a fastener passes through the first connection hole to lock the first connection plate to the vehicle body; and/or the second connecting structure comprises a second connecting hole matched with the vehicle body, and a fastener passes through the second connecting hole to lock the current collector on the second connecting plate; and/or the first connecting plate and the second connecting plate are detachably connected.
In any of the above technical solutions, the first connecting plate includes a first flanging structure with a bending transition, and the first flanging structure is provided with the first connecting hole; and/or the second connecting plate comprises a second flanging structure in bending transition, and the second flanging structure is provided with the second connecting hole.
The present invention also provides a current collector assembly comprising: a current collector; according to the current collector connecting device in any one of the above technical solutions, the first connecting plate of the current collector connecting device is connected with the current collector.
The present invention also provides a rail vehicle comprising: a vehicle body; according to the current collector assembly, the second connecting plate of the current collector assembly is connected with the vehicle body.
In the invention, the first connecting plate is movably connected with the second connecting plate, the first connecting plate is connected with the current collector, and the second connecting plate is connected with the vehicle body, so that the current collector is movably connected with the vehicle body through the current collector connecting device, compared with the conventional fixed connection mode between the current collector and the vehicle body, the current collector can move relative to the vehicle body, so that in a new vehicle debugging stage, the current collector can be slid to the position of a power supply rail of a static test line when a vehicle is in the static test line, namely the first connecting plate is slid to the first position, and the current collector can be slid to the position of the power supply rail of a dynamic test line when the vehicle is in the dynamic test line, namely the first connecting plate is slid to the second position
The invention can meet the requirement of the power supply rail size of a static test line and the requirement of the power supply rail size of a dynamic test line by utilizing a transitional connection device, realizes the quick translation of the installation position of the current collector, does not need to move the current collector off the vehicle for installation, frees labor force, solves the problem that the current collector spends a large amount of time for installing the current collector when a vehicle factory debugs the vehicle, can realize the installation of the current collector in a static debugging warehouse, and can simply fix the current collector after the test line is dynamically debugged and then slides out of the current collector.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
fig. 1 is a schematic perspective view of a current collector connection device according to an embodiment of the present invention;
fig. 2 is a schematic front view of a current collector connection device according to an embodiment of the present invention;
fig. 3 is a schematic top view of a current collector connection device according to an embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of a current collector connection device according to an embodiment of the present invention;
fig. 5 is a schematic front view of the first connecting plate according to an embodiment of the present invention;
fig. 6 is a schematic perspective view of a current collector assembly according to an embodiment of the present invention.
In the figure: 100. a current collector connecting device; 110. a first connecting plate; 111. a first connecting structure; 112. a slider; 1121. a rolling structure; 113. a first hole; 114. a second hole; 115. a first flanging structure; 120. a second connecting plate; 121. a second connecting structure; 122. a chute; 123. a third aperture; 124. a fourth aperture; 125. a second flanging structure; 200. a current collector assembly; 210. a current collector.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in further detail with reference to examples.
Referring to fig. 6, the current collector connecting device 100 is used for a current collector 210, so that the current collector 210 is connected to a vehicle body of a rail vehicle. The current collector 210 is also called a collector shoe, a current collecting shoe, or the like, and refers to a current collecting device of a rail vehicle (e.g., an underground electric railway train) contacting a power supply rail (also called a third rail). The current collector 210 is divided into an upper contact type, a lower contact type and a side contact type, and different vehicle models and different power receiving modes correspond to power supply rails of different specifications. In each test stage of a new vehicle, in order to improve the utilization efficiency of the dynamic test line, the upper current-receiving three-rail and the lower current-receiving three-rail of the dynamic test line are respectively outwards translated by a plurality of sizes in the vertical direction of the rail, and the dynamic test line is used for meeting the limit requirements of various vehicle types.
As shown in fig. 1 and fig. 2, the current collector connection device 100 provided by the present invention includes a first connection plate 110 and a second connection plate 120, specifically, the first connection plate 110 is provided with a first connection structure 111, the first connection structure 111 is adapted to be connected with a current collector 210, the second connection plate 120 is provided with a second connection structure 121, and the second connection structure 121 is adapted to be connected with a vehicle body.
The first connecting plate 110 is movably connected to the second connecting plate 120 between a first position and a second position, such that the current collector 210 can be in contact with the actual rail power supply rail when the first connecting plate 110 is located at the first position, and the current collector 210 can be in contact with the dynamic test line power supply rail when the second connecting plate 120 is located at the second position.
The dynamic test line refers to a line for dynamically debugging the vehicle and performing performance tests such as traction and braking, and the power supply rail of the dynamic test line refers to a power supply rail in the dynamic test line.
The actual track is a line in actual operation of the vehicle, and the size and specification of the actual track are mostly the same as those of a static test line, where the static test line is a line (station) where the vehicle performs static debugging, and a station where each static test is performed. The actual track power supply rail refers to the power supply rail in the actual track.
In the present invention, the first connecting plate 110 and the second connecting plate 120 are movably connected, the first connecting plate 110 is connected to the current collector 210, and the second connecting plate 120 is connected to the vehicle body, so that the current collector 210 is movably connected to the vehicle body through the current collector connecting device 100, compared with the conventional fixed connection mode between the current collector 210 and the vehicle body, the present invention realizes that the current collector 210 can move relative to the vehicle body, so that, in a new vehicle commissioning phase, when the vehicle is in a static test line, the current collector 210 can be slid to a position of a power supply rail of the static test line, that is, the first connecting plate 110 can be slid to a first position, and when the vehicle is in a dynamic test line, the current collector 210 can be slid to a position of a power supply rail of the dynamic test line, that is, the first connecting plate 110 can be slid to a second position
The invention can meet the requirement of the power supply rail size of a static test line and the requirement of the power supply rail size of a dynamic test line by utilizing a transitional connection device, realizes the rapid translation of the installation position of the current collector 210, does not need to move the current collector 210 off the vehicle for installation, frees labor force, and solves the problem that the current collector 210 spends a large amount of time when a vehicle factory debugs the vehicle.
In some embodiments, one of the first connecting plate 110 and the second connecting plate 120 is formed with a sliding slot 122, and the other is provided with a sliding block 112, and a portion of the sliding block 112 extends into the sliding slot 122 and can slide along the sliding slot 122.
In this embodiment, the sliding connection between the first connecting plate 110 and the second connecting plate 120 is realized through the structural form of the sliding chute 122 and the sliding block 112, so that the structure is simple, the installation is convenient, and the sliding chute 122 also has a guiding function, thereby facilitating the operation of a worker.
Further, the chute 122 extends in the width direction of the vehicle body.
In some embodiments, the sliding block 112 has a rolling structure 1121, and the rolling structure 1121 extends into the sliding slot 122 and can roll along the sliding slot 122.
In this embodiment, as shown in fig. 1, fig. 2 and fig. 4, the rolling structure 1121 is used to realize a rolling fit between the sliding block 112 and the sliding slot 122, so as to realize a rolling connection between the first connecting plate 110 and the second connecting plate 120, and reduce a friction force between the sliding block 112 and the sliding slot 122, so that a worker can save more labor when pushing the current collector 210, and meanwhile, the rolling connection is also beneficial to reducing wear and prolonging a service life of a product.
Preferably, the rolling structure 1121 is a needle bearing.
In some embodiments, as shown in fig. 6, the current collector connection device 100 has two first connection plates 110 and two second connection plates 120, wherein the two first connection plates 110 are oppositely and spaced apart so that an installation space of the current collector 210 is defined between the two first connection plates 110, the two second connection plates 120 are located at outer sides of the two first connection plates 110, and the two second connection plates 120 are in one-to-one correspondence with the two first connection plates 110 and slidably connected with the first connection plates 110 corresponding thereto, in this embodiment, the current collector connection device 100 is provided with two first connection plates 110 and two second connection plates 120, and the two first connection plates 110 are located at two sides of the current collector 210, so that the connection is more secure.
In some embodiments, the distance value between the first position and the second position is a distance value between an actual track power supply rail and a dynamic test line power supply rail corresponding to the vehicle body.
Preferably, the distance value between the first position and the second position is 300 mm-400 mm;
more preferably, the distance value between the first position and the second position is 385 mm.
In some embodiments, as shown in fig. 1, 2 and 5, the first connecting plate 110 is provided with a first hole 113 and a second hole 114 opposite to each other, and the second connecting plate 120 is provided with a third hole 123 and a fourth hole 124 opposite to each other. When the first link plate 110 is in the first position, the first aperture 113 and the third aperture 123 are aligned, and the fastener is sequentially inserted through the first aperture 113 and the third aperture 123 to lock the first link plate 110 and the second link plate 120, and when the first link plate 110 is in the second position, the second aperture 114 and the fourth aperture 124 are aligned, and the fastener is sequentially inserted through the second aperture 114 and the fourth aperture 124 to lock the first link plate 110 and the second link plate 120. In this way, after the current collector 210 is moved into position, the first connecting plate 110 and the second connecting plate 120 are locked by using a fastener (such as a bolt or the like) to avoid sliding continuously after the current collector 210 is installed into position, thereby improving the installation reliability of the current collector 210.
In some embodiments, as shown in fig. 1, 2 and 5, the first connecting structure 111 includes a first connecting hole adapted to the current collector 210, and a fastener passes through the first connecting hole to lock the first connecting plate 110 to the vehicle body. Like this, the connected mode between first connecting plate 110 and the current collector 210 is simpler, and the equipment is more convenient, is favorable to reducing the installation degree of difficulty of product, promotes the installation effectiveness. And the detachable connection between the first connection plate 110 and the current collector 210 is realized, so that the first connection plate 110 is replaceable.
Similarly, as shown in fig. 1, 2 and 3, the second connecting structure 121 includes a second connecting hole adapted to the vehicle body, and a fastener passes through the second connecting hole to lock the current collector 210 to the second connecting plate 120.
In some embodiments, the first and second connection plates 110, 120 are removably connected. In this way it is possible to obtain,
in some embodiments, as shown in fig. 1, 3 and 4, the first connecting plate 110 includes a first flange structure 115 with a bent transition, and the first flange structure is provided with a first connecting hole.
In some embodiments, as shown in fig. 1 and 4, the second connecting plate 120 includes a second flange structure 125 with a bending transition, and the second flange structure is provided with a second connecting hole.
Embodiments of the second aspect of the present invention provide a current collector assembly 200 comprising: a current collector 210 and a current collector connecting device 100 as described in any of the above embodiments, the first connecting board 110 of the current collector connecting device 100 is connected to the current collector 210.
An embodiment of a third aspect of the invention provides a rail vehicle comprising: a vehicle body; as in the current collector assembly 200 according to any of the above embodiments, the second connecting plate 120 of the current collector assembly 200 is connected to the vehicle body.
One embodiment
As shown in fig. 1 to fig. 6, the transition connection device for a sliding adjustable current collector 210 according to the present invention mainly includes a first transition module, a second transition module, a needle bearing, M14, and M16 fastening bolts.
The first transition module includes two first connection plates 110, for example, the first connection plates 110 are fixed steel plates, and the two first connection plates 110 are installed at both sides of the current collector 210 and fastened using M14 bolts. And the second transition module corresponds to the position of the first transition module mounting hole, two M14 bolts are welded, and M14 bolt fastening is carried out.
The second transition module is two second connection plates 120, for example, the second connection plates 120 are fixed steel plates, and the two second connection plates 120 are mounted on the mounting holes of the vehicle-side current collector 210 and fastened by using M14 bolts. Two bolt holes of M16 are respectively arranged at the front side and the rear side of the second transition module, and the bolt fastening mounting holes are used for fastening the bolts of the current collector 210 in place.
The whole of the current collector 210 and the first transition module is placed inside the second transition module, the second connecting plate 120 is provided with a sliding groove 122, the first connecting plate 110 is provided with a needle bearing, and the needle bearing penetrates through the sliding groove to install the first transition module on the second transition module.
The horizontal displacement of the chute 122 of the second connecting plate 120 is 385mm, and the horizontal displacement is the outward translation of the current-receiving three rails under the dynamic test line; the vertical displacement is 50mm, which is the size that the M14 mounting bolts of the first connecting plate 110 and the second connecting plate 120 can pass when sliding.
The sliding adjustable current collector 210 transition connection device provided by the embodiment realizes sliding adjustability by using the needle bearing, changes sliding friction into rolling friction, reduces contact force, and determines the installation position of the needle bearing according to the overall center calculation of the current collector 210 and the transition connection device, thereby reducing the force required during sliding.
In addition, in the embodiment, the mode of assembling and installing the first transition module and the second transition module is used, so that the tool can be more convenient and faster. And the universality of the transition connecting device is realized, and if the installation sizes of the current collector 210 are different, only the first transition module needs to be replaced.
The embodiment has the following advantages:
1. the movable connection between the current collector 210 and the vehicle body is realized through the cooperation of the first transition module and the second transition module, so that the vehicle is safe, reliable and high in stability.
2. The first transition module and the second transition module are stainless steel plates, and the use and maintenance cost is low.
3. The embodiment reduces the acting force in the pulling process through the rolling friction of the roller pin type bearing, and is convenient and quick to operate.
4. The current collector 210 is clamped and fixed through the bolt of the M16, and the reliability is high.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A current collector connection device, comprising:
the first connecting plate is provided with a first connecting structure, and the first connecting structure is suitable for being connected with the current collector;
a second connecting plate provided with a second connecting structure adapted to be connected to a vehicle body, the first connecting plate being movably connected to the second connecting plate between a first position and a second position, wherein,
when the first connecting plate is located at the first position, the current collector can be contacted with an actual track power supply rail, and when the second connecting plate is located at the second position, the current collector can be contacted with a dynamic test line power supply rail.
2. The current collector connection device according to claim 1,
one of the first connecting plate and the second connecting plate is provided with a sliding groove, the other one is provided with a sliding block, and part of the sliding block extends into the sliding groove and can slide along the sliding groove;
preferably, the chute extends in a width direction of the vehicle body.
3. The current collector connection device according to claim 2,
the sliding block is provided with a rolling structure, and the rolling structure extends into the sliding groove and can roll along the sliding groove;
preferably, the rolling structure is a needle bearing.
4. The current collector connection device according to any one of claims 1 to 3,
the current collector connecting device is provided with two first connecting plates and two second connecting plates, wherein the two first connecting plates are distributed oppositely and at intervals, so that an installation space of the current collector is defined between the two first connecting plates, the two second connecting plates are positioned at the outer sides of the two first connecting plates, and the two second connecting plates are in one-to-one correspondence with the two first connecting plates and are connected with the first connecting plates corresponding to the two second connecting plates in a sliding manner.
5. The current collector connection device according to any one of claims 1 to 3,
the distance value between the first position and the second position is the distance value between the actual track power supply rail and the dynamic test line power supply rail corresponding to the vehicle body;
preferably, the distance value between the first position and the second position is 300 mm-400 mm;
more preferably, the distance value between the first position and the second position is 385 mm.
6. The current collector connection device according to any one of claims 1 to 3,
the first connecting plate is provided with a first hole and a second hole which are opposite;
the second connecting plate is provided with a third hole and a fourth hole which are opposite;
when the first connecting plate is located at the first position, the first hole is aligned with the third hole, a fastener sequentially penetrates through the first hole and the third hole to lock the first connecting plate and the second connecting plate, when the first connecting plate is located at the second position, the second hole is aligned with the fourth hole, and a fastener sequentially penetrates through the second hole and the fourth hole to lock the first connecting plate and the second connecting plate.
7. The current collector connection device according to any one of claims 1 to 3,
the first connecting structure comprises a first connecting hole matched with the current collector, and a fastener penetrates through the first connecting hole to lock the first connecting plate on the vehicle body; and/or
The second connecting structure comprises a second connecting hole matched with the vehicle body, and a fastener penetrates through the second connecting hole to lock the current collector on the second connecting plate; and/or
The first connecting plate and the second connecting plate are detachably connected.
8. The current collector connection device according to claim 7,
the first connecting plate comprises a first flanging structure in bending transition, and the first flanging structure is provided with the first connecting hole; and/or
The second connecting plate comprises a second flanging structure in bending transition, and the second flanging structure is provided with a second connecting hole.
9. A current collector assembly, comprising:
a current collector;
the current collector connection device as claimed in any one of claims 1 to 8, the first connection plate of the current collector connection device being connected with the current collector.
10. A rail vehicle, comprising:
a vehicle body;
the current collector assembly of claim 9, a second connection plate of the current collector assembly being connected to the vehicle body.
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| CN202011097534.2A CN112549971B (en) | 2020-10-14 | 2020-10-14 | Current collector connecting device, current collector assembly and railway vehicle |
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| CN202011097534.2A CN112549971B (en) | 2020-10-14 | 2020-10-14 | Current collector connecting device, current collector assembly and railway vehicle |
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| CN112549971B CN112549971B (en) | 2022-05-31 |
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|---|---|---|---|---|
| CN106965681A (en) * | 2017-02-22 | 2017-07-21 | 湖南中通电气股份有限公司 | A kind of pneumatic de- sole portion pantagraph current collector of mechanical self-latching |
| CN107054099A (en) * | 2017-03-31 | 2017-08-18 | 中车青岛四方机车车辆股份有限公司 | Vehicle of three rails by stream transition apparatus and with it |
| KR20190077719A (en) * | 2017-12-26 | 2019-07-04 | 한국철도기술연구원 | a latch device of a third-rail power collector |
| CN209921067U (en) * | 2019-03-06 | 2020-01-10 | 中车青岛四方机车车辆股份有限公司 | Current-receiving transition device and railway vehicle with same |
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| CN112549971B (en) | 2022-05-31 |
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