CN211493684U

CN211493684U - Vehicle-mounted flow taking device

Info

Publication number: CN211493684U
Application number: CN201922120707.7U
Authority: CN
Inventors: 邱昆; 谭志成; 李道林
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-09-15
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses an on-vehicle device of fetching flow, on-vehicle device of fetching flow includes: a base plate; at least two electrode assemblies, every the electrode assembly includes backup pad, insulator, current conducting plate and buffer, the backup pad passes through the insulator install in the bottom plate, the current conducting plate passes through buffer install in the backup pad. According to the utility model discloses on-vehicle device of fetching flow has the advantage such as the dependable performance that charges, the ablation risk is low.

Description

Vehicle-mounted flow taking device

Technical Field

The utility model belongs to the technical field of the vehicle power supply technique and specifically relates to a vehicle-mounted current taking device is related to.

Background

In a railway vehicle in the related art, a current taking device and a current teaching device are generally arranged to charge the vehicle, wherein the current teaching device is connected with a charger, the current taking device is arranged on a vehicle body, and after the vehicle enters a station, the current teaching device descends to be combined with the current taking device to realize charging. However, in the process of descending the current feed device and combining the current taking device, the current feed device and the current taking device are in rigid collision, poor contact is easy to occur, the reliability of charging performance is affected, and ablation phenomenon is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide an on-vehicle device of fetching flow, this on-vehicle device of fetching flow has the advantage such as the dependable performance that charges, the ablation risk is low.

According to the utility model discloses an embodiment of first aspect provides an on-vehicle device of fetching flow, on-vehicle device of fetching flow includes: a base plate; at least two electrode assemblies, every the electrode assembly includes backup pad, insulator, current conducting plate and buffer, the backup pad passes through the insulator install in the bottom plate, the current conducting plate passes through buffer install in the backup pad.

According to the utility model discloses on-vehicle device of fetching flow has the advantage such as the dependable performance that charges, the ablation risk is low.

According to some embodiments of the invention, the damping means is a spring or a flexible ball.

According to some embodiments of the utility model, every in the electrode assembly, the insulator is two and follows the length direction interval of backup pad sets up, buffer is two and follows the length direction interval of backup pad sets up, two buffer is in be located respectively in the length direction of backup pad the both sides of two insulators.

According to some embodiments of the present invention, the at least two electrode assemblies include a positive electrode assembly and two negative electrode assemblies, the positive electrode assembly and two negative electrode assemblies are arranged in a straight line along a first direction, and the two negative electrode assemblies are respectively located on two sides of the positive electrode assembly in the first direction.

Further, the vehicle-mounted flow taking device further comprises a flow taking device; the negative wire harness fixing frame is arranged on the bottom plate, and the positive wire harness fixing frame and the negative wire harness fixing frame are respectively arranged on two sides of the positive electrode assembly in a second direction orthogonal to the first direction.

Furthermore, a first negative wire harness is fixed on the negative wire harness fixing frame, and two ends of the first negative wire harness are respectively connected with the conducting plates of the two negative electrode assemblies; the positive wire harness fixing frame is fixedly provided with a positive wire harness and a second negative wire harness, the positive wire harness is connected with the current conducting plate of the positive electrode assembly, and the second negative wire harness is connected with the current conducting plate of the negative electrode assembly.

According to some specific examples of the utility model, on-vehicle device of fetching flow still includes: a plurality of first insulating support frames positioned on one side of a plurality of the electrode assemblies in a second direction orthogonal to the first direction; and the second insulating support frames are positioned on the other sides of the electrode assemblies in the second direction.

Further, two opposite edges of the base plate in the second direction are each configured with a first recess between the at least two electrode assemblies and the first insulating supports and a second recess between the at least two electrode assemblies and the second insulating supports.

According to some embodiments of the utility model, the orientation of current conducting plate buffer's surface is equipped with the boss, the current conducting plate buffer with the backup pad passes through the bolt installation, the bolt passes in proper order the current conducting plate the boss buffer with the backup pad, the nut cooperation of bolt is in the boss, the bolt have with buffer complex major diameter portion, the bolt is through being located the orientation of backup pad the nut and the split pin fastening of bottom plate one side.

Further, the bolt is integrally formed with the conductive plate; and/or the boss is integrally formed with the conductive plate.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of an on-vehicle flow taking device according to an embodiment of the present invention.

Fig. 2 is a top view of the vehicle-mounted flow taking device according to the embodiment of the present invention.

Fig. 3 is a plan view of an on-vehicle flow taking device according to another embodiment of the present invention.

Fig. 4 is an exploded view of an electrode assembly of an on-vehicle fluid extraction device according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of an electrode assembly of an on-vehicle current extraction device according to another embodiment of the present invention.

Reference numerals:

a vehicle-mounted flow taking device 1,

A bottom plate 100, a first recess 110, a second recess 120,

Electrode assembly 200, positive electrode assembly 201, negative electrode assembly 202, support plate 210, insulator 220, conductive plate 230, buffer 240, boss 250, bolt 260, nut 261, large diameter portion 262, nut 270, cotter pin 280, and,

A positive electrode wire harness fixing frame 300, a positive electrode wire harness 310,

A negative electrode harness holder 400, a first negative electrode harness 410, a second negative electrode harness 420,

A first insulating frame 500,

And a second insulating support 600.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.

In the description of the present invention, "a plurality" means two or more, and "a plurality" means one or more.

An on-vehicle flow taking device 1 according to an embodiment of the present invention is described below with reference to the drawings.

The vehicle-mounted current taking device 1 can be applied to traffic systems such as rail vehicles and the like, the vehicle-mounted current taking device 1 is arranged at the top of a vehicle body, the current donating device is connected with the charger and is positioned above the vehicle, and the charger supplies power to the vehicle through the current donating device and the vehicle-mounted current taking device 1.

Specifically, after the vehicle enters the station and stops, the flow teaching device descends, and the vehicle-mounted flow taking device 1 is combined with the flow teaching device without rigid friction; when the vehicle directly passes the station without stopping, the two are not combined, the noise problem does not exist, and the vehicle is safe and reliable.

As shown in fig. 1 to 5, an on-vehicle flow taking device 1 according to an embodiment of the present invention includes a bottom plate 100 and at least two electrode assemblies 200.

The base plate 100 is adapted to be mounted on the roof of a vehicle body, and the electrode assembly 200 includes at least one positive electrode assembly 201 and at least one negative electrode assembly 202. Each electrode assembly 200 includes a supporting plate 210, an insulator 220, a conductive plate 230, and a buffer 240, wherein the supporting plate 210 is mounted on the base plate 100 through the insulator 220, and the conductive plate 230 is mounted on the supporting plate 210 through the buffer 240.

For example, the base plate 100, the insulator 220, the support plate 210, the buffer 240, and the conductive plate 230 are sequentially disposed from bottom to top, wherein the conductive plate 230 may be tin-plated copper or other conductive material, the support plate 210 may be a metal material or an insulating material, and the insulator 220 may be a Sheet Molding Compound (SMC), a Bulk Molding Compound (BMC), epoxy resin, or ceramic.

When the vehicle stops at a designated position, the current-supplying device can be manually operated to enable the current-supplying device to descend to be in contact with the vehicle-mounted current-taking device 1, after the current-supplying device is well contacted, the charger charges the vehicle-mounted current-taking device 1 through the current-supplying device, and then the vehicle-mounted current-taking device 1 stores electric energy into an energy storage device such as a battery or a super capacitor through a high-voltage wire harness.

According to the utility model discloses on-vehicle class device 1 of getting, through setting up backup pad 210 and insulator 220, can utilize backup pad 210 to set up buffer 240, thereby make buffer 240 be located between current conducting plate 230 and backup pad 210, and then utilize buffer 240 to carry out the shock attenuation buffering for backup pad 210 to current conducting plate 230, like this when granting class device and current conducting plate 230 combine, because there is buffer 240's existence, can make combination between them more smooth and easy, avoid the rigidity collision and lead to contact failure, reduce the ablation risk, thereby effectively improve the reliability of charging.

Therefore, according to the utility model discloses on-vehicle device 1 that flows of getting has advantages such as the dependable performance of charging, the ablation risk is low.

Alternatively, the damping device 240 may be a spring or a flexible ball (e.g., a rubber ball), and the following embodiments will be described by taking the damping device 240 as a flexible ball, wherein the flexible ball is configured to be substantially spherical, but is not strictly limited to be spherical in general, for example, in the drawings of the present invention, the flexible ball is configured to have an upward plane and a downward plane, so as to improve the stability of the flexible ball between the supporting plate 210 and the conductive plate 230, and exert a better damping effect.

In some embodiments of the present invention, as shown in fig. 1, 4 and 5, there are two insulators 220 and two buffers 240 in each electrode assembly 200.

The support plate 210 and the insulator 220 are disposed in parallel, and the length directions of the two are parallel to each other. The two insulators 220 are arranged at intervals along the length direction of the supporting plate 210, the two buffering devices 240 are arranged at intervals along the length direction of the supporting plate 210, and the two buffering devices 240 are respectively located at two sides of the two insulators 220 in the length direction of the supporting plate 210, that is, the distance between the two buffering devices 240 is greater than the distance between the two insulators 220.

From this, can utilize two insulators 220 to support backup pad 210 to utilize two buffer 240 to support conducting plate 230, do benefit to the area of getting of increase conducting plate 230 on the one hand, on the other hand can improve the overall stability of electrode assembly 200, in addition, two insulators 220 and two buffer 240's the mode of arranging, can full play buffer 240's shock attenuation buffering effect.

In some embodiments of the present invention, as shown in fig. 1-3, at least two electrode assemblies 200 include a positive electrode assembly 201 and two negative electrode assemblies 202, the positive electrode assembly 201 and the two negative electrode assemblies 202 are arranged in a straight line along a first direction a, the first direction a can be a length direction of the bottom plate 100, the length directions of the positive electrode assembly 201 and the negative electrode assembly 202 can also all extend along the first direction a, and the two negative electrode assemblies 202 are respectively located on two sides of the positive electrode assembly 201 on the first direction a, thereby arranging the electrode assemblies 200, which can satisfy a charging condition when the vehicle turns around, that is, no matter which direction the vehicle travels on the track, the vehicle-mounted current collecting device 1 can charge the vehicle.

In some embodiments of the present invention, as shown in fig. 1-3, the vehicle-mounted current collecting device 1 further includes a positive wire harness fixing frame 300 and a negative wire harness fixing frame 400.

The positive wire harness holder 300 and the negative wire harness holder 400 are mounted on the base plate 100, and the positive wire harness holder 300 and the negative wire harness holder 400 are respectively located on both sides of the positive electrode assembly 201 in a second direction B orthogonal to the first direction a, which may be a width direction of the base plate 100. The positive electrode harness holder 300 and the negative electrode harness holder 400 may be made of an insulating material.

Further, a first negative electrode harness 410 is fixed to the negative electrode harness fixing frame 400, and both ends of the first negative electrode harness 410 are respectively connected to the conductive plates 230 of the two negative electrode assemblies 202. The positive wire harness fixing frame 300 is fixed with a positive wire harness 310 and a second negative wire harness 420, the positive wire harness 310 is connected with the conducting plate 230 of the positive electrode assembly 201, the second negative wire harness 420 is connected with the conducting plate 230 of the negative wire harness fixing frame 400, the first negative wire harness 410 is communicated with the two negative electrode assemblies 202, and then the two negative electrode harnesses 420 are connected into the vehicle.

From this, can utilize these pencil to transmit the electric energy of receiving to corresponding energy memory, and positive pole pencil mount 300 and negative pole pencil mount 400's setting can be fixed these pencil, guarantees that the trend of these pencil is regular.

In some embodiments of the present invention, as shown in fig. 1 to fig. 3, the vehicle-mounted current collecting device 1 further includes a plurality of first insulating supports 500 and a plurality of second insulating supports 600.

The plurality of first insulating supports 500 are positioned at one side of the plurality of electrode assemblies 200 in the second direction B. The plurality of second insulating supports 600 are positioned at the other side of the plurality of electrode assemblies 200 in the second direction B. After the current teaching device descends to the right position, the first insulating support 500 and the second insulating support 600 can support the current teaching device, so that the current teaching device keeps the current position and is stably combined with the conductive plate 230 of the vehicle-mounted current taking device 1, and the reliability of electric energy transmission is ensured.

For example, the length direction of the first insulating bracket 500 extends in the first direction a, the first insulating bracket 500 is disposed at one side long edge of the base plate 100, and the negative electrode harness fixing bracket 400 is located between the electrode assembly 200 and the first insulating bracket 500 in the second direction B. The length direction of the second insulating support 600 extends in the first direction a, the second insulating support 600 is disposed at the other side long edge of the base plate 100, and the positive electrode harness fixing frame 300 is located between the electrode assembly 200 and the second insulating support 600 in the second direction B.

Alternatively, as shown in fig. 2, the first insulating support 500 may be plural and arranged along the first direction a, and likewise, the second insulating support 600 may be plural and arranged along the first direction a, thereby reducing the volume of a single insulating support and facilitating mold opening.

Of course, as shown in fig. 3, the first insulating support 500 may be one and extend over the entire dimension of the base plate 100 in the first direction a, and similarly, the second insulating support 600 may be one and extend over the entire dimension of the base plate 100 in the first direction a.

Further, as shown in fig. 2 and 3, in order to reduce the weight of the base plate 100, two edges (i.e., two short edges) of the base plate 100, which are opposite in the second direction B, are each configured with a first recess 110 and a second recess 120, the first recess 110 being located between the at least two electrode assemblies 200 and the number of first insulating supports 500, and the second recess 120 being located between the at least two electrode assemblies 200 and the number of second insulating supports 600. In order to ensure the smoothness, the first concave portion 110 and the second concave portion 120 may be symmetrically disposed, and the specific depth may be designed according to the actual situation. In addition, a hollow portion may be appropriately provided on the bottom plate 100 to further reduce the weight.

In some embodiments of the present invention, as shown in fig. 4, the surface of the conductive plate 230 facing the buffer device 240 is provided with a boss 250, the boss 250 is located between the conductive plate 230 and the buffer device 240, and the conductive plate 230, the buffer device 240 and the support plate 210 are installed by a bolt 260. The bosses 250 may be integrally formed with the plate 230 or may be integral with the plate 230.

Specifically, the bolt 260 passes through the conductive plate 230, the boss 250, the buffer 240, and the support plate 210 in this order from top to bottom, a nut 261 of the bolt 260 is fitted into the boss 250, the bolt 260 has a large diameter portion 262 fitted to the buffer 240, and the bolt 260 is fastened by a nut 270 and a cotter pin 280 located on a side of the support plate 210 facing the base plate 100. It will be appreciated that large diameter portion 262 of bolt 260 is relatively large, i.e., large diameter portion 262 has a diameter that is larger than the diameter of the remainder of bolt 260.

Thus, the conductive plate 230, the buffer 240 and the support plate 210 are assembled as a single body, wherein the nut 261 of the bolt 260 cannot be completely received since the conductive plate 230 is generally thin, and the nut 261 can be collectively received by the conductive plate 230 and the boss 250 by providing the boss 250 so that the upper surface of the nut 261 is flush with the upper surface of the conductive plate 230 without being protruded. Moreover, the large diameter portion 262 can not only be better fitted with the buffer device 240, but also form a stopper for the nut 270, thereby preventing the nut 270 from being over-tightened. In addition, the split pin 280 is further arranged on the basis of fastening the nut 270, so that the nut 270 can be prevented from falling off in the use process, and the reliability of the whole structure of the electrode assembly 200 is further improved.

In other embodiments of the present invention, as shown in fig. 5, the bolt 260 is integrally formed with the conductive plate 230, for example, by machining, welding or riveting, so that the connection is more reliable and the number of failure points is less.

In some specific examples of the present invention, to satisfy the automatic driving charging, the bottom plate 100 may be provided with a radio frequency encoder, and the installation position of the radio frequency encoder may be a C region in fig. 2.

Other configurations and operations of the vehicle-mounted flow taking device 1 according to the embodiment of the present invention are known to those skilled in the art, and will not be described in detail herein.

In the description herein, references to the description of the terms "particular embodiment," "particular example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An on-vehicle device of fetching flows, its characterized in that includes:

a base plate;

at least two electrode assemblies, every the electrode assembly includes backup pad, insulator, current conducting plate and buffer, the backup pad passes through the insulator install in the bottom plate, the current conducting plate passes through buffer install in the backup pad.

2. The vehicle-mounted flow taking device according to claim 1, wherein the buffer device is a spring or a flexible ball.

3. The vehicle-mounted current taking device according to claim 1, wherein in each electrode assembly, the number of the insulators is two, the insulators are arranged at intervals along the length direction of the supporting plate, the number of the buffer devices is two, the buffer devices are arranged at intervals along the length direction of the supporting plate, and the two buffer devices are respectively located on two sides of the two insulators in the length direction of the supporting plate.

4. The vehicle-mounted current-taking device according to claim 1, wherein the at least two electrode assemblies comprise a positive electrode assembly and two negative electrode assemblies, the positive electrode assembly and the two negative electrode assemblies are arranged in a straight line along a first direction, and the two negative electrode assemblies are respectively located on two sides of the positive electrode assembly in the first direction.

5. The vehicle-mounted flow taking device according to claim 4, further comprising;

the negative wire harness fixing frame is arranged on the bottom plate, and the positive wire harness fixing frame and the negative wire harness fixing frame are respectively arranged on two sides of the positive electrode assembly in a second direction orthogonal to the first direction.

6. The vehicle-mounted current taking device according to claim 5, wherein a first negative wire harness is fixed on the negative wire harness fixing frame, and two ends of the first negative wire harness are respectively connected with the conducting plates of the two negative electrode assemblies;

the positive wire harness fixing frame is fixedly provided with a positive wire harness and a second negative wire harness, the positive wire harness is connected with the current conducting plate of the positive electrode assembly, and the second negative wire harness is connected with the current conducting plate of the negative electrode assembly.

7. The vehicle-mounted flow taking device according to claim 4, further comprising:

a plurality of first insulating support frames positioned on one side of a plurality of the electrode assemblies in a second direction orthogonal to the first direction;

and the second insulating support frames are positioned on the other sides of the electrode assemblies in the second direction.

8. The vehicle-mounted flow taking device according to claim 7, wherein two opposite edges of the bottom plate in the second direction are each configured with a first recess between the at least two electrode assemblies and the first insulating supports and a second recess between the at least two electrode assemblies and the second insulating supports.

9. The vehicle-mounted flow taking device according to any one of claims 1 to 8, wherein a surface of the conductive plate facing the buffer device is provided with a boss, the conductive plate, the buffer device and the support plate are mounted by a bolt, the bolt passes through the conductive plate, the boss, the buffer device and the support plate in this order, a nut of the bolt is fitted in the boss, the bolt has a large diameter portion fitted with the buffer device, and the bolt is fastened by a nut and a cotter pin on a side of the support plate facing the bottom plate.

10. The vehicle-mounted flow taking device according to claim 9, wherein the bolt is integrally formed with the conductive plate; and/or

The boss and the conductive plate are integrally formed.