CN104986174A - Guiding device for rectification device of train bogie - Google Patents

Abstract

A guide device for a rectification device of a train bogie relates to the technical field of train rectification. The guide device of the train bogie rectification device includes the shell frame, the bogie side frame, the guide shaft, the guide shaft rubber sleeve, the guide sleeve, the guide sleeve seat, and the guide sleeve seat plate. It is characterized in that: the guide shaft and the bogie side frame Welding connection, the guide shaft is covered with the guide sleeve, the guide sleeve is connected with the guide sleeve seat plate, the guide sleeve seat plate is connected with the guide sleeve seat, and the guide sleeve seat is connected with the shell frame. The train bogie rectification device can reduce the air resistance of the train running, reduce energy consumption or increase the running speed of the train without changing the motion performance of the train; ensure the free rotation of the bogie and the relative movement of the upper and lower directions to the carriage; ensure No increase in the load of the bogie; the design of the guiding device of the rectification device of the train bogie can ensure that the outer shell of the guide shroud rotates synchronously with the bogie; the rubber sleeve of the guide shaft prevents the collision of steel against steel. Easy to overhaul.

Description

Guiding device for train bogie rectifying device

The guiding device of the train bogie rectifying device is a divisional application for the invention of "train bogie rectifying device". Original application date: November 11, 2012, application number: 2012104479618, original invention name: train bogie rectification device.

technical field

A guide device for a train bogie rectification device relates to the technical field of train belly rectification.

Background technique

Modern trains are constantly developing towards high-speed comfort. The resistance of trains mainly comes from the frictional resistance of wheels and rails, and the hydrodynamic resistance of airflow to trains. In order to overcome the resistance of the air flow to the running train, there is a skirt connected under the train car, but there is no skirt around the bogie of the train. The skirt will hinder the rotation of the bogie. Chinese patent application: 200810195674.6 proposes a technical solution for high-speed train belly rectification, but the feasibility is poor due to insufficient disclosure. First, according to the technical feature of claim 2: "a flat-plate beam fairing is installed under the belly beam", which blocks the braking of the wheels on the bogie by the train braking device; second, according to claim 2 The technical features of the train: "A flat-plate beam fairing is installed under the belly beam". When the train brakes, the friction between the brake shoe and the wheel releases heat, and the heat causes the gas to expand. The density of the hot gas is less than the density of the cold gas. The hot air flow rises and turns The frame is covered by a flat beam fairing, which cannot dissipate heat, and its consequences are unpredictable; three, the operating parameters of the train are designed according to the principle of dynamics and long-term experience, according to the technical characteristics of claim 1: the belly of the high-speed train The overall weight of the rectifying device is carried by the bogie, and its operating parameters have not been corrected accordingly, which affects the overall operating performance of the train; fourth, according to the technical feature of claim 5: the fairing of the external box is arranged in a streamlined shape along the direction of the train. The disclosure of the technical solution is not complete, how the fairing is connected to the car body is not disclosed, the bogie is completely wrapped by the fairing, and how the bogie rotates is not explained. In summary, for many reasons, this technical solution is difficult to implement.

Contents of the invention

For the deficiencies in the prior art, the task of the present invention is:

1. To provide a bogie deflector that reduces air resistance during train operation;

2. Ensure the heat dissipation when the train brakes;

3. After adding the deflector, ensure that the horizontal rotation of the bogie and the relative movement up and down are not affected;

4. Guarantee the overall operation performance of the train;

5. Do not increase the load on the bogie;

6. Guarantee the overhaul of the bogie.

The train bogie rectifying device of the present invention adopts the following technical solutions:

1. Train bogie rectification device, including: deflector track 1, deflector wheel 2, shell frame 3, inspection door 4, deflector outer shell 5, passenger car bottom 6, bogie side frame 7, Guide device 8, guide shaft 8-1, guide shaft rubber sleeve 8-2, guide sleeve 8-3, guide sleeve seat 8-4, guide sleeve seat plate 8-5, bogie 9, characterized in that: bogie 9 The outer cover has a shroud outer casing 5, and the shroud outer casing 5 is box-shaped up and down. The shroud wheel 2 is connected with the shroud rail 1, and the shroud rail 1 is connected with the bottom 6 of the passenger car box; the casing frame 3 is connected inside the shroud outer shell 5.

2. The train bogie rectifying device is characterized in that: the front and rear of the outer casing 5 of the shroud are arc-shaped surfaces, and the two sides are planes.

3. The train bogie rectifying device is characterized in that the guide cover rail 1 is welded to the bottom 6 of the passenger car box.

4. The train bogie rectification device is characterized in that: the housing frame 3 is made of square tube steel.

5. The train bogie rectifying device is characterized in that: there are inspection doors 4 on both sides of the outer body 5 of the shroud.

6. The train bogie rectification device is characterized in that: the casing frame 3 is welded inside the casing 5 of the shroud.

7. The train bogie rectifying device is characterized in that: the arc radius of the arc surface before and after the outer casing 5 of the shroud = the vertical distance from the center point of the bogie 9 to the arc surface.

8. Guide device 8, including shell frame 3, bogie side frame 7, guide shaft 8-1, guide shaft rubber sleeve 8-2, guide sleeve 8-3, guide sleeve seat 8-4, guide sleeve seat plate 8 -5, characterized in that: the guide shaft 8-1 is welded to the bogie side frame 7, the guide shaft 8-1 is covered with the guide sleeve 8-3, the guide sleeve 8-3 is connected to the guide sleeve seat plate 8-5, and the guide sleeve seat The plate 8-5 is connected with the guide sleeve 8-4, and the guide sleeve 8-4 is connected with the housing frame 3.

9. The above-mentioned guiding device 8 is characterized in that: the guiding shaft 8-1 is tightly fitted with a guiding shaft rubber sleeve 8-2.

10. The above-mentioned guide device 8 is characterized in that the gap between the guide shaft rubber sleeve 8-2 and the guide sleeve 8-3 is 10±1mm.

Beneficial effect

Under the premise of not changing the running performance of the train, reduce the air resistance of the train running, reduce energy consumption and increase the running speed of the train; ensure the free rotation of the bogie and the relative movement of the upper and lower directions to the carriage; ensure the loss of frictional heat of the brake shoes during braking ; Do not increase the bearing load of the bogie; guarantee the movement performance of the train; facilitate maintenance.

Description of drawings

Figure 1: Front view of train bogie rectification device;

Figure 2: Top view of train bogie rectification device;

Figure 3: A left sectional view of the bogie rectification device A-A;

Figure 4: Sectional view of B-B guide device;

Figure 5: Partial enlarged view from direction C;

In the figure: 1 dome track, 2 dome wheel, 3 shell frame, 4 inspection door, 5 dome outer shell, 6 bus bottom, 7 bogie side frame, 8 guiding device, 8-1 Guide shaft, 8-2 guide shaft rubber sleeve, 8-3 guide sleeve, 8-4 guide sleeve seat, 8-5 guide sleeve seat plate, 9 bogie.

Detailed ways

The train bogie rectification device will be further described below in conjunction with the accompanying drawings and embodiments.

Example 1

1. Train bogie rectification device, including: deflector track 1, deflector wheel 2, shell frame 3, inspection door 4, deflector outer shell 5, passenger car bottom 6, bogie side frame 7, Guide device 8, guide shaft 8-1, guide shaft rubber sleeve 8-2, guide sleeve 8-3, guide sleeve seat 8-4, guide sleeve seat plate 8-5, bogie 9, characterized in that: bogie 9 The outer cover has a shroud outer casing 5, and the shroud outer casing 5 is box-shaped up and down. The shroud wheel 2 is connected with the shroud rail 1, and the shroud rail 1 is connected with the bottom 6 of the passenger car box; The shroud outer casing 5 is box-shaped up and down, which is convenient for heat dissipation during braking; the sliding connection of the shroud wheel 2 and the shroud track 1 enables the shroud to rotate flexibly, and can also make the bottom of the passenger car box 6 Carrying the full weight of the air deflector will not affect the dynamic performance of the bogie and ensure driving safety.

2. The train bogie rectifying device is characterized in that: the front and rear of the outer casing 5 of the shroud are arc-shaped surfaces, and the two sides are planes. The front and back of the shroud outer casing 5 are arc surfaces, which can ensure the sliding of the shroud wheel 2 along the shroud track 1 without touching the skirt of the carriage when rotating, and can further reduce the airflow resistance in driving.

3. The train bogie rectifying device is characterized in that the guide cover rail 1 is welded to the bottom 6 of the passenger car box. Solder connections won't come loose and cause accidents.

Example 2

1. Train bogie rectification device, including: deflector track 1, deflector wheel 2, shell frame 3, inspection door 4, deflector outer shell 5, passenger car bottom 6, bogie side frame 7, Guide device 8, guide shaft 8-1, guide shaft rubber sleeve 8-2, guide sleeve 8-3, guide sleeve seat 8-4, guide sleeve seat plate 8-5, bogie 9, characterized in that: bogie 9 The outer cover has a shroud outer casing 5, and the shroud outer casing 5 is box-shaped up and down. 5 is connected to the shroud track 1 through the shroud wheel 2, and the shroud rail 1 is connected to the bottom 6 of the passenger car box;

2. The train bogie rectifying device is characterized in that: the front and rear of the outer casing 5 of the shroud are arc-shaped surfaces, and the two sides are planes. The front and back sides of the wind deflector shell body 5 are circular arc surfaces, on the one hand, it is beneficial to slide on the wind deflector track 1, and on the other hand, the air flow resistance during driving is further reduced.

3. The train bogie rectifying device is characterized in that the guide cover rail 1 is welded to the bottom 6 of the passenger car box.

4. The train bogie rectification device is characterized in that: the housing frame 3 is made of square tube steel. The shell frame 3 of square tube steel strengthens the stability of the outer casing 5 of the shroud to prevent deformation during operation.

5. The train bogie rectifying device is characterized in that: there are inspection doors 4 on both sides of the outer body 5 of the shroud. An inspection door 4 is arranged on both sides of the shroud outer shell body 5 and is beneficial to maintenance, so that the train bogie rectifying device will be completely dismantled when avoiding maintenance.

Example 3

1. The train bogie rectification device includes: deflector track 1, deflector wheel 2, shell frame 3, inspection door 4, deflector outer shell 5, passenger car bottom 6, bogie side frame 7, guide Device 8, guide shaft 8-1, guide shaft rubber sleeve 8-2, guide sleeve 8-3, guide sleeve seat 8-4, guide sleeve seat plate 8-5, bogie 9, characterized in that: bogie 9 outer cover There is a shroud shell 5, the shroud shell 5 is box-shaped up and down, the front and rear upper sides of the shroud shell 5 are equipped with shroud wheels 2, the shroud shell 5 The shroud wheel 2 is connected with the shroud rail 1, and the shroud rail 1 is connected with the bottom 6 of the passenger car box; the casing frame 3 is connected inside the shroud outer shell 5.

2. The train bogie rectifying device is characterized in that: the casing frame 3 is welded inside the casing 5 of the shroud. The casing frame 3 is welded and connected in the casing 5 of the shroud, which can strengthen the support.

Example 4

1. The train bogie rectification device includes: deflector track 1, deflector wheel 2, shell frame 3, inspection door 4, deflector outer shell 5, passenger car bottom 6, bogie side frame 7, guide Device 8, guide shaft 8-1, guide shaft rubber sleeve 8-2, guide sleeve 8-3, guide sleeve seat 8-4, guide sleeve seat plate 8-5, bogie 9, characterized in that: bogie 9 outer cover There is a shroud shell 5, the shroud shell 5 is box-shaped up and down, the front and rear upper sides of the shroud shell 5 are equipped with shroud wheels 2, and the shroud shell 5 passes through The shroud wheel 2 is connected with the shroud rail 1, and the shroud rail 1 is connected with the bottom 6 of the passenger car box; the casing frame 3 is connected inside the shroud outer shell 5.

2. The rectification device for train bogies is characterized in that: the arc radius of the arc surfaces before and after the outer casing 5 of the shroud = the vertical distance from the center point of the bogie 9 to the arc surfaces.

3. Guide device 8, including shell frame 3, bogie side frame 7, guide shaft 8-1, guide shaft rubber sleeve 8-2, guide sleeve 8-3, guide sleeve seat 8-4, guide sleeve seat plate 8 -5, characterized in that: the guide shaft 8-1 is welded to the bogie side frame 7, the guide shaft 8-1 is covered with the guide sleeve 8-3, the guide sleeve 8-3 is connected to the guide sleeve seat plate 8-5, and the guide sleeve seat The plate 8-5 is connected with the guide sleeve 8-4, and the guide sleeve 8-4 is connected with the housing frame 3. Guaranteed to rotate synchronously with the bogie 9 at the outer casing 5 of the guiding shroud.

4. The above-mentioned guide device 8 is characterized in that: the guide shaft rubber sleeve 8-2 is tightly fitted outside the guide shaft 8-1. Guide shaft 8-1 is covered with guide shaft rubber sleeve 8-2 to prevent steel from colliding with hard steel.

5. The above-mentioned guide device 8 is characterized in that the gap between the guide shaft rubber sleeve 8-2 and the guide sleeve 8-3 is 10±1mm. It is ensured that the relative movement of the bogie 9 and the bottom 6 of the passenger car box in the up and down direction is ensured while the guide shroud shell 5 rotates synchronously with the bogie 9 .

The technical features of the technical solution of the above content of the invention and the technical features disclosed in the embodiments all conform to the "Railway Technology Management Regulations" of the People's Republic of China.

Except for the technical features described in this specification, all are common techniques of those skilled in the art, and will not be repeated here.

Claims (3)

1. the guide piece of train bogie rectifying device, comprise case frame, truck side frame, the axis of guide, axis of guide rubber coating, orienting sleeve, guide sleeve seat, orienting sleeve seat board, it is characterized in that: the axis of guide and truck side frame are welded to connect, axis of guide overcoat orienting sleeve, orienting sleeve connects orienting sleeve seat board, orienting sleeve seat board connects guide sleeve seat, and guide sleeve seat connects case frame;

Train bogie rectifying device comprises: streamlined reefer housing track, water conservancy diversion hubcap, case frame, access door, streamlined reefer housing body skin, at the bottom of passenger vehicle boxcar, truck side frame, guide piece, the axis of guide, axis of guide rubber coating, orienting sleeve, guide sleeve seat, orienting sleeve seat board, bogie truck, it is characterized in that: bogie truck is covered with streamlined reefer housing body skin, streamlined reefer housing body skin presents the box-shaped of lower open mouth, before streamlined reefer housing body skin, water conservancy diversion hubcap is equipped with in both sides, top below, streamlined reefer housing body skin is connected with streamlined reefer housing track by water conservancy diversion hubcap, streamlined reefer housing track connects at the bottom of passenger vehicle boxcar, case frame is connected with in streamlined reefer housing body skin.

2. the guide piece of train bogie rectifying device as claimed in claim 1, is characterized in that: the axis of guide is closely set with axis of guide rubber coating outward.

3. the guide piece of train bogie rectifying device as claimed in claim 2, is characterized in that: the gap=10 ± 1mm of axis of guide rubber coating and orienting sleeve.