CN219361053U - Combined integrated air cylinder structure for railway wagon and railway wagon - Google Patents
Combined integrated air cylinder structure for railway wagon and railway wagon Download PDFInfo
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- CN219361053U CN219361053U CN202320357566.4U CN202320357566U CN219361053U CN 219361053 U CN219361053 U CN 219361053U CN 202320357566 U CN202320357566 U CN 202320357566U CN 219361053 U CN219361053 U CN 219361053U
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- railway wagon
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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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- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The utility model discloses a combined integrated air cylinder structure for a railway wagon and the railway wagon, which relate to the field of railway wagons and comprise the following components: the air chambers at the end parts are independent air cylinders, the end parts of the air chambers at the middle part are plugged through the end parts of the independent air cylinders, a partition plate is arranged in the air chamber at the middle part, and each air chamber is respectively provided with a communication structure; the two cylinder cranes are respectively arranged on the air chambers at the end parts; the combined integrated air cylinder structure for the railway wagon realizes integration of more than three air chambers, meets the integrated design requirement of a railway wagon braking system, and is used for intensively placing a plurality of air chambers, and is arranged on the railway wagon as a module, so that the integrated air cylinder structure is convenient to install and fix and is connected with pipelines, and the workload is reduced.
Description
Technical Field
The utility model belongs to the field of railway trucks, and particularly relates to a combined integrated air cylinder structure for a railway truck and the railway truck.
Background
The railway freight car adopts the pressure air as the vehicle braking power source, and according to the action principle of the vehicle braking system, three air reservoirs are generally required to be arranged, and some special vehicles are also provided with four air reservoirs. The air cylinders are distributed at different positions of the vehicle, and the interfaces between the brake pipe systems and the brake components are numerous, so that the workload of production and maintenance is high. The integration of the piping connection into an integrated brake device is an effective method, which first requires the integration of the reservoir. However, as the air cylinder for the railway freight car is influenced by the pressure of the pressure air for the freight car and the vibration alternating load of the car, the combined integrated air cylinder is simple and reliable and has high compliance with the prior art. The railway freight car adopts embedded air cylinders, each air cylinder is small in size, and the welding seam is a butt welding seam; there is also a kind of air cylinder combining two air cylinders together, its mode is to embed a small seal head in the barrel, but its technology is complicated, the interior seal head is difficult to control with barrel welding seam quality. When the combined integrated air cylinder is larger than 3 air chambers, the manufacturability becomes complex, the reliability of splicing the cylinder body is poor, and leakage and the welding of the hanging seat are generated under the complex operating condition of the railway wagon. In addition, the existing air cylinders for the railway trucks are manufactured by adopting T4003 plates, and the manufacturing and the integration of the air cylinders by adopting aluminum alloy plates are more difficult under the thought of light fittings.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a combined integrated air cylinder structure for a railway wagon and the railway wagon.
In order to achieve the above object, the present utility model provides a combined integrated cylinder structure for a railway wagon, comprising:
the air chambers at the end parts are independent air cylinders, the end parts of the air chambers at the middle part are plugged through the end parts of the independent air cylinders, a partition plate is arranged in the air chamber at the middle part, and each air chamber is respectively provided with a communication structure;
two cylinder cranes are respectively arranged on the air chambers at the end parts.
Optionally, the volume of each of the air cells is not exactly the same.
Optionally, the independent air cylinder comprises an air cylinder body and an end cover, and the end cover is of a quasi-spherical structure.
Optionally, the cylinder body of the air cylinder is connected with the end cover in a welding mode.
Optionally, the communication structure includes a flange and a pipe joint, and the flange and the pipe joint of each air chamber are arranged in the same direction.
Optionally, the direction of the flange plate and the pipe joint arranged on the air chamber is perpendicular to each other.
Optionally, the pipe joint is centrally disposed in the length direction of the air chamber.
Optionally, the air cells at the ends are arranged in a collinear direction.
Optionally, the independent air cylinder is a single-chamber air cylinder or a double-chamber air cylinder.
The utility model also provides a railway wagon, which comprises the combined integrated air cylinder structure for the railway wagon.
The utility model provides a combined integrated air cylinder structure for a railway wagon and the railway wagon, which have the beneficial effects that:
1. the combined integrated air cylinder structure can realize the integration requirement of a plurality of air chambers and provide basic conditions for the integration of a railway wagon braking system;
2. the combined integrated air cylinder structure has a simple structure, can meet the combination requirements of air chambers of different braking systems, also solves the difficult problem that the manufacturing quality of the multi-air chamber aluminum alloy air cylinder is difficult to control, is suitable for the manufacturing requirements of air cylinders with various combined air chambers, can obviously reduce the manufacturing and repairing cost and the operation and maintenance cost of the multi-air chamber air cylinder, and has great economic benefit and social benefit;
3. the technology of the combined integrated air cylinder structure adopts a mature welding process technology, has strong product quality stability and high test once-through rate, and meets the requirement of mass production.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular descriptions of exemplary embodiments of the utility model as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the utility model.
Fig. 1 shows a schematic structural view of a combined integrated cylinder structure for a railway wagon according to an embodiment of the present utility model.
Reference numerals illustrate:
1. a first independent reservoir; 2. a second reservoir cylinder; 3. a third independent reservoir; 4. a cylinder crane; 5. an end cap; 6. a flange plate; 7. a pipe joint.
Detailed Description
Preferred embodiments of the present utility model will be described in more detail below. While the preferred embodiments of the present utility model are described below, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
The utility model provides a combined integrated air cylinder structure for a railway wagon, which comprises the following components:
the air chambers at the end parts are independent air cylinders, the end parts of the air chambers at the middle part are plugged through the end parts of the independent air cylinders, a partition plate is arranged in the air chamber at the middle part, and each air chamber is respectively provided with a communication structure;
the two cylinder cranes are respectively arranged on the air chambers at the end parts.
Specifically, the combined integrated air cylinder connects a plurality of air chambers in series, cylinder cranes are arranged on the two air chambers at the outermost end, and hanging seats are distributed reasonably, so that the integrated air cylinder structure is more convenient to install, the air chambers are integrated on one module and arranged on a railway wagon, all brake pipelines are extended to the same position, and the structural layout on the railway wagon is simpler and clearer; in addition, the existing integrated air cylinder structure is characterized in that a partition is arranged in one air cylinder body, so that the air cylinder body is divided into two air chambers, the volume of each air chamber is limited, the welding process is more complex, and the reliability is poor.
In one embodiment, the combined integrated air cylinder structure can meet the integration of air cylinders made of stainless steel or aluminum alloy and the like, and the requirement of light weight of accessories is met.
Alternatively, the volumes of each air cell are not exactly the same.
Specifically, the combined integrated air cylinder structure is formed by welding and integrating two independent air cylinders and an air cylinder body in the middle, wherein the air cylinder body in the middle is divided into a plurality of air chambers through a partition plate, and each air chamber is provided with the volume of the air cylinder according to the requirement, is not limited by the volume of the whole air cylinder, and meets the integrated design requirement of a railway wagon brake system; the combined integrated air cylinder structure can meet the requirements of 50 liter, 28 liter and 11 liter air chamber combinations of a 70 t-class truck, and can also meet the requirements of 40 liter, 17 liter and 11 liter air chamber combinations of a 60 t-class truck.
In one embodiment, when the combined integrated air cylinder structure needs to be provided with three air chambers, the air chambers at two ends are independent air cylinders, the air chamber in the middle adopts an air cylinder body, a partition plate is not arranged in the air cylinder body, two ends are open, one ends, close to each other, of the two independent air cylinders are inserted into the air cylinder body, the positions of the two independent air cylinders in the air cylinder body are adjusted according to the design volume of the air chamber in the middle, so that the air chamber in the middle meets the design volume, and finally the combined integrated air cylinder structure is formed by welding.
Optionally, the independent air cylinder comprises an air cylinder body and an end cover, and the end cover is of a quasi-spherical structure.
Specifically, when the combined integrated air cylinder structure is made of an aluminum alloy material, the end cover of the independent air cylinder at the end part is pressed into a quasi-spherical structure, the end cover and the air cylinder body are welded in a fillet welding mode of a general tank body and an end socket, and the air chamber at the middle part is welded in a fillet welding mode of the general tank body and the end socket, so that the requirements of the TB/T1900 railway vehicle air storage cylinder can be met, and the welding process is mature and reliable.
Optionally, the cylinder body of the air cylinder is connected with the end cover in a welding mode.
Optionally, the communication structure includes a flange and a pipe joint, and the flange and the pipe joint of each air chamber are arranged in the same direction.
Specifically, in the manufacturing process of the combined integrated air cylinder structure, the air cylinder body at the end part is firstly assembled and welded with the end cover respectively, the pipe joint and the flange plate are welded on the air cylinder body, then related sealing test and bearing test are carried out on the air cylinder body according to TB/T1900 railway vehicle air storage cylinder respectively, and the middle air cylinder is connected after the two air cylinders are qualified.
Optionally, the flange and the pipe joint are arranged in directions perpendicular to each other on the air chamber.
Specifically, the flange plate and the pipe joint on each independent air cylinder are respectively arranged in two directions, and the interval distance between the flange plate and the pipe joint is adjusted to be maximum, so that the brake pipeline is convenient to connect with the combined integrated air cylinder structure, and the layout of the combined integrated air cylinder structure is more reasonable.
Optionally, the pipe joint is centrally located in the length direction of the air chamber.
Specifically, because the combined integrated air cylinder structure integrates a plurality of air chambers, each air chamber independently operates, the pipe joint of each air chamber is arranged in the middle, the normal operation of the air chambers is ensured, and the interval distance of a brake pipeline is ensured to be more reasonable.
Alternatively, the air cells at the ends are arranged in the same straight line direction.
Specifically, the independent air cylinders at the end parts are placed on the fixing frame, the two independent air cylinders are kept on the same horizontal line, then the positions of the air cylinder bodies in the middle are leveled, and finally series welding is carried out.
In one embodiment, when the combined integrated air cylinder structure is formed by three air cylinders, end covers at one end, close to each other, of the independent air cylinders at two ends extend into the cylinder body of the middle air cylinder, so that the middle air chamber is formed by welding the end cover shared by the two ends and the middle air cylinder body.
Optionally, the independent air cylinder is a single-chamber air cylinder or a double-chamber air cylinder.
Specifically, the combined integrated air cylinder structure can be provided with four air chambers, five air chambers or more, when the integrated air cylinder structure is provided with the four air chambers, a single-chamber air cylinder is adopted as an independent air cylinder at two ends, an air cylinder body and a partition plate are adopted as an air chamber at the middle part, and end covers of the two independent air cylinders are penetrated into the air cylinder body, so that the combined integrated air cylinder structure of the four air chambers is realized; when the integrated air cylinder structure is five air chambers, the double-chamber air cylinders are adopted as independent air cylinders at two ends, and the air chambers in the middle part are only air cylinder bodies, or end covers of the two independent air cylinders are penetrated into the air cylinder bodies, so that the integrated air cylinder structure with the five air chambers is realized; and the other air chambers are welded by adopting a cylinder body of the air cylinder and a corresponding number of partition plates according to actual conditions.
The utility model also provides a railway wagon, which comprises the combined integrated air cylinder structure for the railway wagon.
Examples
As shown in fig. 1, the present utility model provides a combined integrated air cylinder structure for a railway wagon, comprising:
the three air chambers are respectively a first independent air cylinder 1, a second air cylinder body 2 and a third independent air cylinder 3, each air chamber is connected in a welding mode, and each air chamber is respectively provided with a communication structure;
the two cylinder cranes 4 are respectively arranged on the first independent air cylinder 1 and the third independent sealing cylinder 3.
In this embodiment, the volumes of each air cell are not exactly the same.
In this embodiment, the first independent air cylinder 1 and the third independent air cylinder 3 both comprise an air cylinder body and an end cover 5, and the end cover 5 has a quasi-spherical structure.
In this embodiment, the cylinder block is connected to the end cap 5 by means of assembly welding.
In the present embodiment, the communication structure includes the flange 6 and the pipe joint 7, and the flange 6 and the pipe joint 7 of each air chamber are arranged in the same direction.
In this embodiment, the flange 6 and the pipe joint 7 are arranged in directions perpendicular to each other on the air chamber.
In the present embodiment, the pipe joint 7 is provided centrally in the longitudinal direction of the air chamber.
In the present embodiment, the first independent cylinder 1 and the third independent cylinder 3 are disposed in the same straight line direction.
In this embodiment, the first independent cylinder 1 and the third independent cylinder 3 are single chamber cylinders.
The utility model also provides a railway wagon, which comprises the combined integrated air cylinder structure for the railway wagon.
In combination, the combined integrated air cylinder structure for the railway wagon firstly assembles and welds the first independent air cylinder 1 and the third independent air cylinder 3, welds the air cylinder body with specified volume and the end cover 5 to form an air cylinder at the end part, and then carries out related sealing test and bearing test on the air cylinder body according to TB/T1900 railway vehicle air storage cylinder; then the first independent air cylinder 1 and the third independent air cylinder 3 are placed on a fixing frame, the air cylinders are kept on the same horizontal line, the second air cylinder body 2 is connected with the inner end covers 5 of the first independent air cylinder 1 and the third independent air cylinder 3, the positions of the end covers 5 in the second air cylinder body 2 are adjusted, the second air cylinder body 2 forms a specified volume, and then welding and fixing are carried out; after the welding of each air chamber is finished, the flange 6 and the pipe joint 7 are correspondingly welded, so that the formed combined integrated air cylinder structure for the railway freight car can meet the requirements of a railway freight car braking system, and after the manufacture is finished, air chamber sealing tests and bearing tests are required to be carried out on three air chambers.
The foregoing description of embodiments of the utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.
Claims (10)
1. A combination integrated reservoir structure for a railway wagon, comprising:
the air chambers at the end parts are independent air cylinders, the end parts of the air chambers at the middle part are plugged through the end parts of the independent air cylinders, a partition plate is arranged in the air chamber at the middle part, and each air chamber is respectively provided with a communication structure;
two cylinder cranes are respectively arranged on the air chambers at the end parts.
2. The integrated air reservoir structure for a railway wagon of claim 1, wherein the volumes of each of the air cells are not identical.
3. The integrated air reservoir structure for a railway wagon of claim 1, wherein the independent air reservoir comprises a reservoir body and an end cap, the end cap being of a quasi-spherical structure.
4. A combined integrated air cylinder structure for a railway wagon according to claim 3, wherein the air cylinder body and the end cover are connected in a welding mode.
5. The integrated air cylinder structure for a railway wagon according to claim 1, wherein the communication structure includes a flange and a pipe joint, and the flange and the pipe joint of each air chamber are arranged in the same direction.
6. The integrated air cylinder structure for a railway wagon according to claim 5, wherein the flange and the pipe joint are arranged in directions perpendicular to each other on the air chamber.
7. The integrated air cylinder structure for a railway wagon of claim 5, wherein the pipe joint is centrally disposed in a length direction of the air chamber.
8. The integrated air cylinder structure for a railway wagon according to claim 1, wherein the air cells at the ends are arranged in the same straight line direction.
9. The integrated air reservoir structure for a railway wagon according to claim 1, wherein the independent air reservoir is a single-chamber air reservoir or a double-chamber air reservoir.
10. A railway wagon, characterized by comprising a combined integrated reservoir structure for a railway wagon according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320357566.4U CN219361053U (en) | 2023-03-01 | 2023-03-01 | Combined integrated air cylinder structure for railway wagon and railway wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320357566.4U CN219361053U (en) | 2023-03-01 | 2023-03-01 | Combined integrated air cylinder structure for railway wagon and railway wagon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219361053U true CN219361053U (en) | 2023-07-18 |
Family
ID=87152744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320357566.4U Active CN219361053U (en) | 2023-03-01 | 2023-03-01 | Combined integrated air cylinder structure for railway wagon and railway wagon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219361053U (en) |
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2023
- 2023-03-01 CN CN202320357566.4U patent/CN219361053U/en active Active
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