CN209870377U

CN209870377U - Skirt board flow guide cover of high-speed train

Info

Publication number: CN209870377U
Application number: CN201920629053.8U
Authority: CN
Inventors: 王�锋; 李孖渊; 栾福瑜; 李洪军
Original assignee: QINGDAO VICTALL NEW MATERIALS MANUFACTURING Co Ltd
Current assignee: QINGDAO VICTALL NEW MATERIALS MANUFACTURING Co Ltd
Priority date: 2019-05-05
Filing date: 2019-05-05
Publication date: 2019-12-31
Anticipated expiration: 2029-05-05

Abstract

The utility model discloses a skirt board fairwater hood of a high-speed train, which comprises a pilot dome, a bogie skirt board and an equipment cabin skirt board, wherein the pilot dome is arranged at the lower part of a train head car, the equipment cabin skirt board is arranged outside the equipment cabin of the train, and the bogie skirt board is arranged at two sides of the bogie cabin of the train; the beneficial effects of the utility model show in skirtboard and kuppe configuration optimization, can improve the regional aerodynamic performance of high-speed train, the product precision is high.

Description

Skirt board flow guide cover of high-speed train

Technical Field

The utility model relates to a rail transit technical field mainly is a high-speed train skirtboard kuppe.

Background

With the development of national high-speed trains, the train speed is higher and higher, and the high-speed trains face a series of aerodynamic problems such as aerodynamic resistance, aerodynamic lift and aerodynamic noise. Research shows that when the train speed is 300km/h, the air resistance accounts for more than 85% of the total resistance. Currently, much effort is spent domestically and abroad in improving the aerodynamic performance of high-speed trains, such as changing the appearance of the trains, increasing the skirting board at the position of a bogie and adopting a mode of outer wrapping of a windshield at the joint of the two trains. In order to reduce the aerodynamic resistance of the diversion cover area of the high-speed railway locomotive group, the apron board diversion cover of the high-speed train needs to be further optimized and improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can optimize regional aerodynamic performance of high-speed train, skirtboard kuppe that joint strength is high.

Therefore, the utility model adopts the technical scheme that: a skirt plate air guide sleeve of a high-speed train comprises a pilot air guide sleeve, a bogie skirt plate and an equipment compartment skirt plate, wherein the pilot air guide sleeve is arranged at the lower part of a head train of the train;

the obstacle deflector air guide sleeve comprises a first air guide sleeve positioned at the top end and a second air guide sleeve positioned at the edge, and a connecting device is arranged between the first air guide sleeves;

the bogie apron board comprises an apron board I, an apron board II, an apron board III and an apron board IV, wherein 4 apron boards are arranged on the apron board I and the apron board II, a check door of a stop valve is arranged on the apron board I, a check door of a brake valve is also arranged on the apron board I, and arc-shaped depressions are formed at the lower ends of the apron board II, the apron board III and the apron board IV;

the equipment compartment apron board comprises an apron board five, an apron board six and an apron board seven, and the apron board five and the apron board six are provided with heat dissipation barriers.

Further, the connecting device comprises a connecting metal plate and M8 bolts, wherein the connecting metal plate is fixed on the first air guide sleeve through the M8 bolts.

Furthermore, the number of the M8 bolts is two.

Furthermore, the bogie apron board and the equipment cabin apron board are made of glass fiber reinforced plastic materials.

And sealing rubber strips are arranged between the apron board five and the apron board six and between the apron board six and the apron board seven.

Compared with the prior art, the beneficial effects of the utility model are embodied in the following aspects:

1. the apron board guide and flow cover structure is optimized, the aerodynamic performance of a high-speed train area can be improved, and the product precision is high;

2. the connecting devices are adopted among the air guide sleeves, so that the connecting strength is high, and the air guide sleeves have an attractive effect;

3. the bogie apron board and the equipment compartment apron board are made of glass fiber reinforced plastics, so that complex molding curved surfaces can be met, and the bogie apron board and the equipment compartment apron board are simple to maintain and low in cost in the later period.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a configuration of a deflector fairwater;

FIG. 3 is a schematic view of a bogie skirt panel configuration;

FIG. 4 is a schematic view of an equipment compartment skirt structure;

fig. 5 is a schematic structural view of the connecting device.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

As shown in fig. 1, a skirt plate air guide sleeve of a high-speed train comprises an obstacle deflector air guide sleeve 1, a bogie skirt plate 2 and an equipment cabin skirt plate 3, wherein the obstacle deflector air guide sleeve 1 is arranged at the lower part of a train head car, the equipment cabin skirt plate 3 is arranged outside the train equipment cabin, and the bogie skirt plate 2 is arranged at two sides of the train bogie cabin; an equipment cabin apron board provides a relatively sealed environment for the equipment cabin, and a radiating grid is arranged on the apron board; the pilot dome is used for improving the aerodynamic performance of the lower area of the head car and providing a streamline-shaped pilot dome for the pilot.

As shown in fig. 2, the obstacle deflector fairings 1 comprise two fairings one 11 at the top end and two fairings two 12 at the edge, and a connecting device 13 is arranged between the two fairings one 11;

as shown in fig. 3, the bogie apron board 2 comprises an apron board I21, an apron board II 22, an apron board III 23 and an apron board IV 244, wherein the apron board I21 and the apron board II 22 are provided with stop valve check doors 25, the apron board I21 is further provided with a brake valve check door 26, and the lower ends of the apron board II 22, the apron board III 23 and the apron board IV 24 are provided with arc-shaped recesses;

as shown in fig. 4, the equipment compartment skirt 3 includes a skirt five 31, a skirt six 32 and a skirt seven 33, and heat dissipation barriers 34 are arranged on the skirt five 31 and the skirt six 32.

As shown in fig. 5, the connecting device 13 comprises a connecting metal plate 14 and M8 bolts 15, wherein the connecting metal plate 14 is fixed on the first air guide sleeve 11 by two M8 bolts 15, and two M8 bolts are respectively fixed on the first air guide sleeve 11 on two sides; the connection between products is strengthened by adopting the connecting metal plate and the M8 bolt, and the appearance flash seam is convenient to adjust so that the product is attractive.

And the bogie apron plate 2 and the equipment cabin apron plate 3 are made of glass fiber reinforced plastic materials. The lightweight material is adopted, the weight can be reduced by 25-35% while the appearance modeling and performance requirements are met, the performance requirements can meet DIN5510 fire prevention and TB/T3138 required physical properties, EN61373 railway equipment, locomotive vehicle equipment, impact and vibration tests.

Sealing rubber strips 35 are arranged between the apron five 31 and the apron six 32 and between the apron six 32 and the apron seven 33.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a high-speed train skirtboard kuppe, includes pilot kuppe (1), bogie skirtboard (2), equipment compartment skirtboard (3), the first car lower part of train is located in pilot kuppe (1), train equipment compartment outside is located in equipment compartment skirtboard (3), train bogie cabin both sides, its characterized in that are located in bogie skirtboard (2):

the obstacle deflector air guide sleeve (1) comprises a first air guide sleeve (11) positioned at the top end and a second air guide sleeve (12) positioned at the edge, and a connecting device (13) is arranged between the first air guide sleeves (11);

the bogie apron board (2) comprises 4 apron boards including an apron board I (21), an apron board II (22), an apron board III (23) and an apron board IV (24), a check valve (25) of a cut-off valve is arranged on the apron board I (21) and the apron board II (22), a check valve (26) of a brake valve is further arranged on the apron board I (21), and arc-shaped depressions are formed in the lower ends of the apron board II (22), the apron board III (23) and the apron board IV (24);

the equipment compartment apron board (3) comprises an apron board five (31), an apron board six (32) and an apron board seven (33), and heat dissipation grids (34) are arranged on the apron board five (31) and the apron board six (32).

2. The skirt fairing of claim 1, wherein said attachment means (13) comprises an attachment metal plate (14), M8 bolts (15), said attachment metal plate (14) being secured to the first fairing (11) by M8 bolts (15).

3. The skirt fairing of claim 2, wherein the number of M8 bolts (15) is two.

4. The skirt fairing of claim 1, wherein the bogie skirt (2) and the equipment compartment skirt (3) are made of glass fiber reinforced plastic.

5. The skirt fairing of claim 1, wherein sealing rubber strips (35) are arranged between the skirt five (31) and the skirt six (32) and between the skirt six (32) and the skirt seven (33).