CN115648951A - Pantograph and train - Google Patents
Pantograph and train Download PDFInfo
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- CN115648951A CN115648951A CN202211405120.0A CN202211405120A CN115648951A CN 115648951 A CN115648951 A CN 115648951A CN 202211405120 A CN202211405120 A CN 202211405120A CN 115648951 A CN115648951 A CN 115648951A
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- rod
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- windward
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- leeward
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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
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The embodiment of the application provides a pantograph and a train, wherein the pantograph comprises a sliding plate, a first arm rod, a second arm rod and a flow guide cover which are sequentially connected; the second arm rod is provided with a windward side and two leeward sides, the windward side and the two leeward sides form a triangular prism shape, the middle part of the windward side is raised and gradually bent from the middle part to the two sides so as to guide air to the leeward sides at the two sides, the leeward sides are provided with a plurality of flow guide strips, the plurality of flow guide strips are arranged in parallel at intervals to form a wavy shape, and a gap between every two adjacent flow guide strips leads to the joint of the two leeward sides from the windward side; the air guide sleeve guides air to the windward side and the leeward side of the second arm rod; through the optimization to the second armed lever shape and set up the kuppe, can reduce air resistance and dipole noise among the train operation process.
Description
Technical Field
The embodiment of the application relates to but not limited to the train field, especially relates to a pantograph and train.
Background
In the running process of a train, the pantograph is in an exposed state and exposed in the air, so that the pantograph is easy to cause large air resistance and noise.
Disclosure of Invention
The following is a summary of the subject matter described in detail herein. This summary is not intended to limit the scope of the claims.
The embodiment of the application provides a pantograph and a train, and air resistance and noise in the operation process can be reduced.
An embodiment of the first aspect of the present application, a pantograph, comprises:
a slide plate;
one end of the first arm rod is rotatably connected with the sliding plate;
the wind-guiding device comprises a first arm rod, a second arm rod, a first air guide rod and a second air guide rod, wherein one end of the first arm rod is rotatably connected with the other end of the first arm rod, the second arm rod is provided with a windward surface and two leeward surfaces, the windward surface and the two leeward surfaces form a triangular prism shape, the windward surface is an arc plane, the middle part of the windward surface is convex and gradually bends from the middle part to two sides so as to guide air to the leeward surfaces on the two sides, the leeward surface is provided with a plurality of air guide strips, the air guide strips are parallelly arranged at intervals to form a wavy shape, and a gap between every two adjacent air guide strips leads to the joint of the two leeward surfaces from the windward surface;
the air guide sleeve is rotatably connected with the other end of the second arm rod and used for guiding air to the windward side and the leeward side of the second arm rod.
In some embodiments of the present application, the first arm includes a first strut and a second strut, one end of the first strut and one end of the second strut are rotatably connected to the sliding plate, and the other end of the first strut is connected to the other end of the second strut.
In some embodiments of the present application, one end of the first support rod and one end of the second support rod are both rotatably connected to the sliding plate through a flow guiding member.
In some embodiments of the present application, the flow guide member has a triangular pyramid shape.
In some embodiments of the present application, the flow guiding member is provided with a windward end, and the windward end is a vertex angle with a smallest angle in the triangular pyramid shape.
In certain embodiments of the present application, the sled is made of a carbon fiber material.
In some embodiments of the present application, two sides of the sliding plate are respectively provided with a windward angle plate for reducing the airflow cavity, the windward angle plates on the two sides are symmetrically arranged, and the windward angle plates are arc-shaped and gradually bend towards the first arm lever.
In certain embodiments of the present application, the angle of curvature of the windward plate is greater than 100 degrees.
In some embodiments of this application, the kuppe is equipped with the water conservancy diversion face, the water conservancy diversion face is the arc plane, the water conservancy diversion face is in the kuppe with the junction of second jib is protruding, and follows the kuppe with the junction of second jib is to bending gradually all around.
Embodiments of the second aspect of the present application, a train, comprise a pantograph as described above.
The scheme at least has the following beneficial effects: when the train runs, the air guide sleeve guides air to the windward side and the leeward side of the second arm rod; when air blows to the windward side, the middle part of the windward side is raised and gradually bent from the middle part to two sides, and the air is guided to the leeward sides at two sides; when air blows to the leeward side from the windward side, the leeward side guides the air through a plurality of wavy guide strips arranged in parallel at intervals, and a gap leads to the joint of the two leeward sides from the windward side, so that the air can flow to the direction far away from the windward side direction through the gap; through the structure of kuppe and second armed lever for the pantograph can be to the air water conservancy diversion, and then reduces air resistance and dipole noise.
Drawings
The accompanying drawings are included to provide a further understanding of the claimed subject matter and are incorporated in and constitute a part of this specification, illustrate embodiments of the subject matter and together with the description serve to explain the principles of the subject matter and not to limit the subject matter.
Fig. 1 is a block diagram of a pantograph provided by an embodiment of the present application;
fig. 2 is a block diagram of another orientation of a pantograph provided by an embodiment of the present application;
FIG. 3 is a block diagram of the pod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It should be noted that although functional blocks are partitioned in a schematic diagram of an apparatus and a logical order is shown in a flowchart, in some cases, the steps shown or described may be performed in a different order than the partitioning of blocks in the apparatus or the order in the flowchart. The terms "first," "second," and the like in the description, in the claims, or in the drawings described above, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
The application provides a pantograph and a train, wherein air is guided to the windward side and the leeward side of a second arm rod through a flow guide cover; when air blows to the windward side, the middle part of the windward side is raised and gradually bent from the middle part to two sides, and the air is guided to the leeward sides at two sides; when air blows to the leeward side from the windward side, the leeward side guides the air through a plurality of wavy guide strips arranged in parallel at intervals, and a gap leads to the joint of the two leeward sides from the windward side, so that the air can flow to the direction far away from the windward side direction through the gap; through the structure of kuppe and second armed lever for the pantograph can be to the air water conservancy diversion, and then reduces air resistance and dipole noise.
The embodiments of the present application will be further explained with reference to the drawings.
Embodiments of the present application provide a pantograph.
Referring to fig. 1 and 2, the pantograph includes a sliding plate 300, a first arm 100, a second arm 200, and a pod 400.
Wherein, one end of the first arm 100 is rotatably connected with the sliding plate 300; one end of the second arm rod 200 is rotatably connected with the other end of the first arm rod 100, the second arm rod 200 is provided with a windward surface 210 and two leeward surfaces 220, the windward surface 210 and the two leeward surfaces 220 form a triangular prism shape, the windward surface 210 is an arc plane, the middle part of the windward surface 210 is convex and gradually bends from the middle part to two sides so as to guide air to the leeward surfaces 220 on two sides, the leeward surface 220 is provided with a plurality of guide strips 221, the guide strips 221 are arranged in parallel at intervals to form a wavy shape, and a gap between every two adjacent guide strips 221 leads to the joint of the two leeward surfaces 220 from the windward surface 210; the air guide sleeve 400 is rotatably connected with the other end of the second arm 200, and the air guide sleeve 400 is used for guiding air to the windward side 210 and the leeward side 220 of the second arm 200.
In this embodiment, the pod 400 directs air to the windward side 210 and the leeward side 220 of the second arm 200 while the train is in motion; when air blows to the windward side 210, the middle part of the windward side 210 protrudes and is gradually bent from the middle part to the two sides, and the air is guided to the leeward sides 220 on the two sides; when air blows from the windward side 210 to the leeward side 220, the leeward side 220 guides the air through a plurality of guide strips 221 which are arranged in parallel at intervals to form a wave shape, and a gap leads to the joint of the two leeward sides 220 from the windward side 210, so that the air can flow from the windward side 210 to the direction far away from the windward side 210 through the gap; through the structure of kuppe 400 and second armed lever 200 for the pantograph can be to the air water conservancy diversion, and then reduces air resistance and dipole noise.
During the running of the train, the lower part of the second arm lever 200 can generate large air resistance and noise; by providing the pod 400 at the lower portion of the second arm 200, air at the lower portion of the second arm 200 can be guided to the windward surface 210 and the leeward surface 220 of the second arm 200, thereby greatly reducing air resistance and noise of the pantograph.
By the cooperation of the first arm 100 and the second arm 200, the position of the slider 300 can be adjusted to facilitate the contact of the slider 300 with the electric wire.
In some embodiments of the present application, the first arm 100 includes a first rod 110 and a second rod 120, one end of the first rod 110 and one end of the second rod 120 are rotatably connected to the sliding plate 300, and the other end of the first rod 110 is connected to the other end of the second rod 120. The first strut 110 and the second strut 120 form a V-shaped structure.
The sliding plate 300 can be more stably supported by the first arm 100 of the V-shaped structure so that the sliding plate 300 can be smoothly and stably contacted with the electric wire.
In some embodiments of the present application, one end of the first bar 110 and one end of the second bar 120 are rotatably connected to the sliding plate 300 through the guide member 320. Specifically, the flow guide member 320 has a triangular pyramid shape. The diversion member 320 is provided with a windward end, and the windward end is a vertex angle with the smallest angle in a triangular pyramid shape.
During the running of the train, the joint of the first arm 100 and the sliding plate 300 generates large resistance and noise, and the air at the joint of the first arm 100 and the sliding plate 300 can be guided by the guide piece 320, so that the air resistance and noise generated at the joint of the first arm 100 and the sliding plate 300 are reduced.
When the air blows toward the air guide member 320, the air flows from the windward end of the air guide member 320 to both sides of the air guide member 320, thereby achieving air guide.
In certain embodiments of the present application, the sled 300 is made of a carbon fiber material. The carbon fiber material has a high electrical conductivity, so that the contact between the sliding plate 300 and the electric wire is good.
In some embodiments of the present application, the sliding plate 300 is provided with wind-facing angle plates 310 on both sides thereof for reducing the air flow cavity, the wind-facing angle plates 310 on both sides are symmetrically arranged, and the wind-facing angle plates 310 are arc-shaped and gradually curve toward the first arm 100.
Referring to fig. 3, specifically, the pod 400 is provided with a flow guide surface, the flow guide surface is an arc-shaped plane, and the flow guide surface is protruded at a connection position of the pod 400 and the second arm 200 and gradually bent from the connection position of the pod 400 and the second arm 200 to the periphery. The bending angle of the windward angle plate 310 is more than 100 degrees.
The end of the sliding plate 300 is optimized, and the air resistance is reduced by arranging the windward angle plate 310 to reduce the air flow cavity formed by the sliding plate 300 in the high-speed air flow.
An embodiment of the present application provides a train; the train includes a pantograph as above.
In this embodiment, the pod 400 directs air to the windward side 210 and the leeward side 220 of the second arm 200 while the train is in motion; when air blows to the windward side 210, the middle part of the windward side 210 protrudes and is gradually bent from the middle part to the two sides, and the air is guided to the leeward sides 220 on the two sides; when air blows from the windward side 210 to the leeward side 220, the leeward side 220 guides the air through a plurality of guide strips 221 which are arranged in parallel at intervals to form a wave shape, and a gap leads to the joint of the two leeward sides 220 from the windward side 210, so that the air can flow from the windward side 210 to the direction far away from the windward side 210 through the gap; through the structure of kuppe 400 and second armed lever 200 for the pantograph can be to the air current-guide, and then reduces air resistance and dipole noise.
While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and alterations to these embodiments may be made without departing from the principles and spirit of this application, the scope of which is defined by the examples and their equivalents.
While the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A pantograph, comprising:
a slide plate;
one end of the first arm rod is rotatably connected with the sliding plate;
the wind-guiding device comprises a first arm rod, a second arm rod, a first air guide rod and a second air guide rod, wherein one end of the first arm rod is rotatably connected with the other end of the first arm rod, the second arm rod is provided with a windward surface and two leeward surfaces, the windward surface and the two leeward surfaces form a triangular prism shape, the windward surface is an arc plane, the middle part of the windward surface is convex and gradually bends from the middle part to two sides so as to guide air to the leeward surfaces on the two sides, the leeward surface is provided with a plurality of air guide strips, the air guide strips are parallelly arranged at intervals to form a wavy shape, and a gap between every two adjacent air guide strips leads to the joint of the two leeward surfaces from the windward surface;
the air guide sleeve is rotatably connected with the other end of the second arm rod and used for guiding air to the windward side and the leeward side of the second arm rod.
2. The pantograph according to claim 1, wherein the first arm includes a first rod and a second rod, one end of the first rod and one end of the second rod are rotatably connected to the sliding plate, and the other end of the first rod is connected to the other end of the second rod.
3. The pantograph according to claim 2, wherein one end of said first leg and one end of said second leg are each rotatably connected to said sliding plate by a deflector.
4. The pantograph according to claim 3, wherein the deflector has a triangular pyramid shape.
5. The pantograph according to claim 4, wherein the deflector has a windward end, and the windward end is a vertex angle with the smallest angle in the triangular pyramid shape.
6. A pantograph according to claim 1, in which the sliding plate is made of carbon fibre material.
7. The pantograph according to claim 1, wherein the sliding plate is provided at both sides thereof with wind-facing angle plates for reducing the air flow cavity, the wind-facing angle plates at both sides are symmetrically arranged, and the wind-facing angle plates are curved and gradually bent in the direction of the first arm.
8. The pantograph according to claim 7, wherein the angle of curvature of the windward angle plate is greater than 100 degrees.
9. The pantograph according to claim 1, wherein the fairwater has a flow guiding surface, the flow guiding surface is an arc-shaped plane, and the flow guiding surface is convex at the joint of the fairwater and the second arm and gradually curves from the joint of the fairwater and the second arm to the periphery.
10. A train comprising a pantograph according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211405120.0A CN115648951A (en) | 2022-11-10 | 2022-11-10 | Pantograph and train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211405120.0A CN115648951A (en) | 2022-11-10 | 2022-11-10 | Pantograph and train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115648951A true CN115648951A (en) | 2023-01-31 |
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ID=85020226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211405120.0A Pending CN115648951A (en) | 2022-11-10 | 2022-11-10 | Pantograph and train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115648951A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117841692A (en) * | 2024-02-22 | 2024-04-09 | 兰州交通大学 | Torsion arm lever, low-noise high-speed train pantograph and high-speed train |
-
2022
- 2022-11-10 CN CN202211405120.0A patent/CN115648951A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117841692A (en) * | 2024-02-22 | 2024-04-09 | 兰州交通大学 | Torsion arm lever, low-noise high-speed train pantograph and high-speed train |
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