CN217758539U - Obstacle clearing device for rail transit - Google Patents
Obstacle clearing device for rail transit Download PDFInfo
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- CN217758539U CN217758539U CN202220601269.5U CN202220601269U CN217758539U CN 217758539 U CN217758539 U CN 217758539U CN 202220601269 U CN202220601269 U CN 202220601269U CN 217758539 U CN217758539 U CN 217758539U
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- obstacle
- main body
- rail transit
- obstacle clearing
- connecting piece
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Abstract
The utility model belongs to the technical field of rail transit, a clearance sacrifice device for rail transit is disclosed. The obstacle removing device is fixed to the lower portion of the front end of the vehicle head and comprises a main body and a connecting piece. Two ends of the connecting piece are respectively fixed with the vehicle head and the main body; the main body is of a long rod structure, and the left side and the right side of the main body are provided with an included angle along the vertical axis of the vehicle head, and the included angle is not zero; the main body comprises a buffering part and a barrier removing part, wherein the barrier removing part is composed of a carbon fiber plate and is coated on the outer side wall of the buffering part. The utility model has light weight and is not easy to deform; and the device has a certain buffer effect when clearing obstacles, can prevent self abrasion while clearing obstacles, and avoids corresponding potential safety hazards.
Description
Technical Field
The utility model relates to a track traffic technical field, concretely relates to clearance sacrifice device for track traffic.
Background
With the development of the road transportation industry, various rail vehicles such as motor cars, high-speed rails, subways and light rails are gradually the first choice vehicles for people to go long distance or short distance due to the advantages of high speed, low cost, low carbon and the like.
For various rail vehicles, due to the large transportation capacity and the fact that only one fixed rail can be driven in a single operation, a specific obstacle clearing tool is used for clearing obstacles on the rail before the operation, and an obstacle clearing structure is arranged on the corresponding rail vehicle. Therefore, the operation safety of the device is comprehensively ensured before and during operation.
To the structure of removing obstacles on locating rail vehicle, it is mostly the crossbeam of removing obstacles of locating the locomotive front portion. But the existing obstacle clearing cross beam is mostly a simple metal cross beam, and the obstacle clearing cross beam is heavy in weight and easy to corrode and deform when in use. And because the hardness is high, when the rail vehicle runs at a high speed, the rail vehicle collides with the obstacles on the rail at a high speed, so that the abrasion of the cross beam is easily caused, and the obstacles are easy to fly out to bring potential safety hazards.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a device of removing obstacles for track traffic to it is heavy, life is low to solve current device of removing obstacles quality, and has the technical problem of potential safety hazard at the in-process of removing obstacles.
To achieve the above objective, the present invention provides the following technical solutions:
a barrier removing device for rail transit is fixed at the lower part of the front end of a vehicle head and comprises a main body and a connecting piece; two ends of the connecting piece are respectively fixed with the vehicle head and the main body; the main body is of a long rod structure, and the left side and the right side of the main body are provided with an included angle along the vertical axis of the vehicle head, and the included angle is not zero; the main body comprises a buffering part and an obstacle clearing part, wherein the obstacle clearing part is composed of a carbon fiber plate and is coated on the outer side wall of the buffering part.
Furthermore, the obstacle removing part comprises a thickened area and an equal-thickness area, and the thickened areas are arranged on two sides of the equal-thickness area and correspond to the track.
Furthermore, the thickness of the thickened area is 5 mm-7 mm, and the thickness of the equal-thickness area is 3 mm-5 mm.
Further, when the barrier clearing part is not coated, the actual width or the actual length of the buffer part is 0.1 mm-0.3 mm larger than the theoretical length or the theoretical width; and defining the theoretical length or the theoretical width as the calculated amount when the structure is designed.
Further, a first adhesive layer is included, which is located between the barrier portion and the buffer portion while being attached thereto.
Furthermore, a groove is formed in the obstacle removing portion, and one end of the connecting piece is fixedly inserted into the groove.
Furthermore, the device comprises a fastener, wherein the fastener is arranged in the obstacle clearing part in a penetrating mode and is fixed with the connecting piece.
Further, the buffer part is of a splicing structure.
Further, the obstacle removing part comprises a plurality of carbon fiber fabric layers, and the thickness of each carbon fiber fabric layer is 0.2-0.3 mm.
Furthermore, a second adhesive layer is included, and the second adhesive layer is arranged between two adjacent carbon fiber fabric layers.
Has the beneficial effects that:
according to the technical scheme, the utility model provides a brand-new device of removing obstacles. The obstacle clearing device comprises a main body and a connecting piece. The connecting piece is used for fixing the main body on the head of the rail vehicle, and the main body is used for removing obstacles.
In the structural arrangement of the main body, because the train running direction is along the track extending direction, in order to make the main body can push the rail down smoothly when contacting with the obstacle, the left side and the right side of the main body are arranged to form an included angle along the vertical axis of the train head. At this time, the thrust direction of the main body applied to the obstacle forms an included angle with the running direction of the train, so that the obstacle is always pushed down the rail instead of moving along the rail.
The main body comprises a buffer part and an obstacle clearing part; wherein the buffer part is coated on the obstacle removing part. At this time, the obstacle removing portion directly contacts the obstacle. The barrier removing device is composed of the carbon fiber plate, so that the whole barrier removing device is lighter in weight; and the strength is higher, and the deformation is not easy to occur when the bumper collides with an obstacle. The buffer part is arranged in the obstacle clearing part, so that when an obstacle is encountered, the buffer part can buffer the high-speed collision process of the obstacle clearing part and the obstacle clearing part, the speed of the obstacle during flying out is reduced, and the obstacle is prevented from entering a driving mechanism of a train to cause potential safety hazard; and reduces wear on the entire obstacle removing device.
It should be understood that all combinations of the foregoing concepts and additional concepts described in greater detail below can be considered as part of the inventive subject matter of the present disclosure unless such concepts are mutually inconsistent.
The foregoing and other aspects, embodiments and features of the present teachings can be more fully understood from the following description taken in conjunction with the accompanying drawings. Additional aspects of the present invention, such as features and/or advantages of exemplary embodiments, will be apparent from the description which follows, or may be learned by practice of the specific embodiments in accordance with the teachings of the present invention.
Drawings
The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the present invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of the obstacle removing device for rail transit according to the present invention.
The reference numbers in the figures are: 1 is a main body, 2 is a connecting piece, and 3 is a fastening piece; 11 is a buffer part, and 12 is a barrier clearing part.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs.
The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Similarly, the singular forms "a," "an," or "the" do not denote a limitation of quantity, but rather denote the presence of at least one, unless the context clearly dictates otherwise. The terms "comprises," "comprising," or the like, mean that the elements or items listed before "comprises" or "comprising" encompass the features, integers, steps, operations, elements, and/or components listed after "comprising" or "comprising," and do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may also be changed accordingly.
The utility model provides a clearance sacrifice device for track traffic. The barrier removing device is characterized in that an included angle is formed between the left side and the right side of the barrier removing device on the arrangement of the main body, so that the barrier removing device can always push the barrier down the track. And set up the main part includes clearance barrier portion, and locates buffering portion in the clearance barrier portion to have the cushioning effect when meetting the barrier, prevent the potential safety hazard that the barrier arouses under being strikeed fast, and prevent that it from causing wearing and tearing to the clearance barrier device. And meanwhile, the obstacle removing part is formed by a carbon fiber plate so as to reduce the whole weight of the obstacle removing device and improve the whole strength of the obstacle removing device so as to prevent the obstacle removing device from deforming during collision.
The obstacle removing device for rail transit disclosed in the present invention will be further specifically described with reference to the embodiments shown in the drawings.
As shown in fig. 1, the obstacle clearing device is fixed at the lower part of the front end of the vehicle head and comprises a main body 1 and a connecting piece 2. The connecting piece 2 is used for fixing the main body 1 on the head of the rail vehicle, and two ends of the connecting piece are respectively fixed with the head and the main body 1.
The main body 1 is used for clearing obstacles, and is arranged on the whole structure so that the main body 1 can be smoothly pushed down the rail when contacting the obstacles. The left side and the right side of the frame are provided with an included angle which is not zero along the vertical axis of the vehicle head. Because the running direction of the train is along the extending direction of the track, an included angle is formed between the left side and the right side of the main body 1, the pushing direction of the main body 1 applied to the barrier can be prevented from being the same as the running direction of the train, and therefore the barrier is guaranteed to be always pushed down the track instead of moving along the track.
In the specific structural composition, the main body 1 comprises a buffer part 11 and a barrier removing part 12 coated on the outer side wall, and the barrier removing part 12 is formed by a carbon fiber plate.
In specific implementation, the obstacle clearing part 12 is in direct contact with the obstacle, so that the material of the carbon fiber plate is selected to ensure that the whole obstacle clearing device not only has lighter weight, but also has higher strength, and is not easy to deform when colliding with the obstacle. The barrier clearing part 12 is internally provided with the buffer part 11, so that when an obstacle is encountered, the buffer part 11 can buffer the high-speed collision process of the barrier clearing part and the barrier clearing part, the speed of the obstacle during flying out is reduced, and the obstacle clearing part is prevented from entering a driving mechanism of a train to cause potential safety hazard; and reduces wear on the entire obstacle removing device.
In order to further increase the impact resistance of the obstacle clearing device when encountering an obstacle, the obstacle clearing portion 12 is provided to include a thickened area and an equal-thickness area. The thickening regions are arranged on two sides of the equal-thickness region and correspond to the tracks.
In order to form the thickened area and the equal-thickness area, the carbon fiber plate forming the obstacle clearing part 12 comprises a plurality of carbon fiber fabric layers, and the thickness of each carbon fiber fabric layer is 0.2-0.3 mm. At the moment, a plurality of layers of carbon fiber fabric layers with relatively equal thickness areas are arranged in the thickened area.
And in order to prevent the obstacle removing part 12 from being solidified and deformed, a horizontal included angle between two adjacent layers of carbon fiber fabric is set to be-45 degrees, 45 degrees or 90 degrees. In this embodiment, the horizontal included angle between two adjacent layers of carbon fiber fabric layers is 45 degrees.
In order to increase the tightness between the carbon fiber fabric layers, a second adhesive layer is arranged between two adjacent carbon fiber fabric layers. In this embodiment, the second adhesive layer is specifically a glue film.
As an alternative embodiment, the carbon fiber plate forming the obstacle clearing portion 12 is formed by stacking several thin carbon fiber plates. In this case, a plurality of layers of thin carbon fiber plates may be provided in the thickened region with respect to the equal-thickness region.
In order to increase the tightness between the thin carbon fiber plates, a second adhesive layer can also be arranged between two adjacent thin carbon fiber plates. In this embodiment, the second adhesive layer may be a glue film.
In this embodiment, the thickness of the thickened region is 5 mm to 7 mm, and the thickness of the equal-thickness region is 3 mm to 5 mm.
Since the cushioning portion 11 itself has a certain amount of shrinkage, in order to ensure the effectiveness of its cushioning effect, the actual width or the actual length of the cushioning portion 11 is set to be 0.1 mm to 0.3 mm larger than the theoretical length or the theoretical width when the clearance portion 12 is not covered. And defining the theoretical length or the theoretical width as the calculated amount in structure design.
In this embodiment, the buffer portion 11 is made of an elastic material. The composite material is composed of a foam core material, and the foam core material can be a PVC core material or a PET core material. When the obstacle clearing device is used for a higher-speed rail vehicle and the requirements on rigidity and strength are higher, the foam core material can also be a PM I core material. And in particular implementation, the foam core material can be processed by numerical control.
In order to reduce the processing cost of the buffer portion 11, it may be a splice structure. In this embodiment, the cushioning portion 11 may be formed by splicing foam core materials with different lengths.
In order to improve the firmness between the obstacle removing part 12 and the buffer part 11, the service life of the obstacle removing device is prolonged. The obstacle clearing device further comprises a first bonding layer, and two sides of the first bonding layer are respectively attached to the obstacle clearing portion 12 and the buffering portion 11. In this embodiment, the first adhesive layer is specifically a paste adhesive film.
In this embodiment, the obstacle clearing portion 12 is provided with a groove, and one end of the connecting member 2 is fixedly inserted into the groove.
In this embodiment, the connecting member 2 is formed by numerical control machining of an aluminum alloy material. And in order to increase the connection firmness with the main body 1, the connecting piece 2 is cleaned firstly when the concrete preparation is carried out.
Further, in order to increase the connection firmness between the connecting piece 2 and the main body 1, a fastening piece 3 is arranged on the obstacle removing device. The fastener 3 is arranged in the obstacle removing part 12 in a penetrating way and is fixed with the connecting piece 2. In this embodiment, the fastening member 3 may be a countersunk bolt or a countersunk pin.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The present invention is intended to cover by those skilled in the art various modifications and adaptations of the invention without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention is subject to the claims.
Claims (10)
1. A clearance device for rail transit is characterized by being fixed at the lower part of the front end of a vehicle head and comprising a main body and a connecting piece; two ends of the connecting piece are respectively fixed with the vehicle head and the main body; the main body is of a long rod structure, and the left side and the right side of the main body are provided with an included angle along the vertical axis of the vehicle head, and the included angle is not zero; the main body comprises a buffering part and a barrier removing part, wherein the barrier removing part is composed of a carbon fiber plate and is coated on the outer side wall of the buffering part.
2. The obstacle removing device for rail transit according to claim 1, wherein the obstacle removing portion comprises thickened areas and equal-thickness areas, the thickened areas are arranged on two sides of the equal-thickness areas and are arranged corresponding to the rail.
3. The obstacle clearing device for rail transit of claim 2, wherein the thickened area is 5-7 mm thick, and the equal-thickness area is 3-5 mm thick.
4. The obstacle clearing device for rail transit of claim 1, wherein when the obstacle clearing portion is not covered, the actual width or the actual length of the buffer portion is 0.1 mm to 0.3 mm larger than the theoretical length or the theoretical width; and defining the theoretical length or the theoretical width as the calculated amount when the structure is designed.
5. The obstacle removing device for rail transit according to claim 1, comprising a first adhesive layer which is located between the obstacle removing portion and the buffer portion while being attached thereto.
6. The obstacle clearing device for rail transit of claim 1, wherein a groove is formed on the obstacle clearing portion, and one end of the connecting piece is fixedly inserted into the groove.
7. The obstacle clearing device for rail transit of claim 6, comprising a fastener, wherein the fastener is arranged in the obstacle clearing portion in a penetrating mode and fixed with the connecting piece.
8. The clearance device for rail transit of claim 1, wherein the buffer is a splice structure.
9. The obstacle clearing device for rail transit of claim 1, wherein the obstacle clearing portion comprises a plurality of carbon fiber fabric layers, and each carbon fiber fabric layer has a thickness of 0.2 mm to 0.3 mm.
10. A barrier clearance device for rail transit as claimed in claim 9, including a second adhesive layer provided between two adjacent layers of carbon fibre fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220601269.5U CN217758539U (en) | 2022-03-18 | 2022-03-18 | Obstacle clearing device for rail transit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220601269.5U CN217758539U (en) | 2022-03-18 | 2022-03-18 | Obstacle clearing device for rail transit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217758539U true CN217758539U (en) | 2022-11-08 |
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ID=83881301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220601269.5U Active CN217758539U (en) | 2022-03-18 | 2022-03-18 | Obstacle clearing device for rail transit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217758539U (en) |
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2022
- 2022-03-18 CN CN202220601269.5U patent/CN217758539U/en active Active
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