CN218536688U - Stainless steel air cylinder for railway passenger car - Google Patents
Stainless steel air cylinder for railway passenger car Download PDFInfo
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- CN218536688U CN218536688U CN202222767942.5U CN202222767942U CN218536688U CN 218536688 U CN218536688 U CN 218536688U CN 202222767942 U CN202222767942 U CN 202222767942U CN 218536688 U CN218536688 U CN 218536688U
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- cylinder
- stainless steel
- cylinder body
- cylinder cap
- reservoir
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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 stainless steel reservoir for passenger train, including cylinder body and the cylinder cap that is located the cylinder body both sides, cylinder body and cylinder cap all adopt stainless steel hot rolled steel sheet to make and form, and the cylinder cap is equipped with the incurve at the tip as the linkage segment of pegging graft inside the cylinder body, is provided with the bending surface as the changeover portion between linkage segment and the cylinder cap, and circumference welding is used for fixing on the changeover portion cylinder body and cylinder cap, and one of them is provided with the flange joint on the cylinder cap and is used for being connected with outside pipeline, the utility model discloses a stainless steel cylinder body and cylinder cap corrosion resisting property is good, and relative ordinary carbon steel reservoir, the inner wall need not do special antiseptic measure, and the cylinder body outer wall has reduced rust-resistant primer and heavy anticorrosive material, only need do the beautiful finish of outward appearance; meanwhile, the inner wall of the brake valve does not generate impurity risks such as corrosion, pattern layer falling and the like, the air consumption safety of the pipeline and the brake valve is guaranteed, the fault damage and the risk fault of a brake system caused by pipeline impurities of the brake valve can be effectively reduced, and the driving safety of a train is guaranteed.
Description
Technical Field
The utility model relates to a railway transportation field especially relates to a stainless steel reservoir for passenger train.
Background
The air cylinder is one of important components of an air brake system of a railway vehicle, and the quality of the air cylinder directly influences the performance of the train brake system. Various distribution valves in the brake system have complex structures and high precision, and have strict requirements on the internal cleanliness of various fittings of the pipe system. The traditional air reservoir of the passenger car still adopts carbon steel material. Carbon steel material corrodes easily in humid environment, and in case the air cylinder inner wall is anticorrosive in failure, the coating impurity and the corrosion of production will bring the potential safety hazard to passenger train braking system, and in addition, the cylinder cap of traditional air cylinder welds on the air cylinder, and air cylinder body and cylinder cap butt joint welding promptly can have the condition that the welding slag dropped in the air cylinder to such a fixed mode to influence the use of air cylinder.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a stainless steel reservoir for passenger train to the not enough of prior art.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a stainless steel reservoir for passenger train, includes the cylinder body and is located the cylinder cap of cylinder body both sides, cylinder body and cylinder cap all adopt stainless steel hot rolled steel plate to make and form, the cylinder cap is equipped with the incurving at the tip as the linkage segment of pegging graft to the cylinder body inside, be provided with the bending surface as the changeover portion between linkage segment and the cylinder cap circumference welding is used for fixing on the changeover portion cylinder body and cylinder cap are provided with flange joint on one of them cylinder cap and are used for being connected with outside pipeline.
Preferably, the cylinder cover, the transition section and the connecting section are integrally formed, and the cylinder cover is formed by processing 304 stainless steel hot-rolled steel plates.
Preferably, a nameplate for recording air cylinder information is arranged on the other cylinder cover and is machined and formed by a 304 stainless steel hot-rolled steel plate.
Preferably, the flange joint is machined and formed by using 304 stainless steel round steel.
Preferably, the bottom of cylinder body is provided with the tube socket, is located the outside of tube socket and is provided with the cover seat of fixing in the cylinder body below, the tube socket adopts 304 stainless steel round steel machine-shaping.
Compared with the prior art, the beneficial effects of the utility model are that: the stainless steel cylinder body and the cylinder cover of the utility model have excellent corrosion resistance, compared with the common carbon steel air cylinder, the inner wall of the stainless steel cylinder body and the cylinder cover does not need special corrosion prevention measures, and the outer wall of the cylinder body reduces the rust-proof primer and heavy anti-corrosion materials and only needs appearance art finish; compared with a carbon steel air cylinder, the inner wall of the air cylinder cannot generate impurity risks such as corrosion, pattern layer falling and the like, the air consumption safety of a pipeline and a brake valve is ensured, the fault damage and the risk fault of a brake system caused by pipeline impurities of the brake valve can be effectively reduced, and the running safety of a train is ensured; the stainless steel air reservoir is lighter than a carbon steel air reservoir in total, so that the self weight of the vehicle can be effectively reduced; the carbon steel air cylinder is easy to have corrosion overrun and cracks, the rejection rate of the air cylinder exceeds more than 60% when rust is produced in a factory, the stainless steel air cylinder has no corrosion overrun problem, and the cost in the whole life cycle of a vehicle is far lower than that of the carbon steel air cylinder; the manufacturing and repairing process of the stainless steel air cylinder is more environment-friendly than that of the carbon steel air cylinder. By combining various factors, at present, the stainless steel air cylinder adopted by a common railway passenger car is the best scheme to replace a carbon steel air cylinder, and in addition, the end part of the cylinder cover is provided with the connecting section to be inserted into the cylinder body, so that in the welding process of the cylinder cover and the cylinder body, welding slag cannot fall into the cylinder body due to the transition section and the connecting section, and the use of the air cylinder cannot be influenced.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of the top of the present invention.
Fig. 3 is a schematic view of the connection structure of the cylinder body and the cylinder cover of the present invention.
In the figure: 1. a cylinder body; 2. a cylinder cover; 3. a connecting section; 4. a transition section; 5. a flange joint; 6. a nameplate; 7. a tube holder; 8. a cover seat.
Detailed Description
The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.
Referring to fig. 1 to 3, a stainless steel air cylinder for a railway carriage comprises a cylinder body 1 and cylinder covers 2 positioned at two sides of the cylinder body 1, wherein the cylinder body 1 and the cylinder covers 2 are both made of stainless steel hot rolled steel plates, the stainless steel cylinder body 1 and the cylinder covers 2 of the utility model have excellent corrosion resistance, compared with a common carbon steel air cylinder, the inner wall of the air cylinder does not need to be provided with special corrosion prevention measures, and the outer wall of the cylinder body 1 is reduced with antirust primer and heavy corrosion prevention materials and only needs to be provided with appearance art finish; compared with a carbon steel air cylinder, the inner wall of the air cylinder cannot generate impurity risks such as corrosion, pattern layer falling and the like, the air consumption safety of a pipeline and a brake valve is ensured, the fault damage and the risk fault of a brake system caused by pipeline impurities of the brake valve can be effectively reduced, and the running safety of a train is ensured; the stainless steel air cylinder is lighter than a carbon steel air cylinder in total, so that the self weight of the vehicle can be effectively reduced; the carbon steel air cylinder is easy to have corrosion overrun and cracks, the rejection rate of the air cylinder exceeds more than 60% when rust is produced in a factory, the stainless steel air cylinder has no corrosion overrun problem, and the cost in the whole life cycle of a vehicle is far lower than that of the carbon steel air cylinder; the manufacturing and repairing process of the stainless steel air cylinder is more environment-friendly than that of the carbon steel air cylinder. By combining various factors, the stainless steel air cylinder adopted by the common passenger train is the best scheme to replace the carbon steel air cylinder at present.
In addition, the cylinder cover 2 is provided with the inward bending at the end as the linkage segment 3 of pegging graft inside the cylinder body 1, be provided with the bending surface as the changeover portion 4 between linkage segment 3 and the cylinder cover 2, the circumference welding is used for fixed cylinder body 1 and cylinder cover 2 on changeover portion 4, like this at cylinder cover 2 and 1 welding process of cylinder body, the welding slag can not drop inside the cylinder body 1 owing to the existence of changeover portion 4 and linkage segment 3, can not influence the use of reservoir, in this technical scheme, cylinder cover 2, changeover portion 4 and linkage segment 3 integrated into one piece, cylinder cover 2 adopts 304 stainless steel hot rolled steel plate machine-formed.
In the above scheme, be provided with flange joint 5 on one of them cylinder cap 2 and be used for with outside tube coupling, flange joint 5 adopts 304 stainless steel round steel machine-shaping, adopt the rubber circle to seal, this kind of fixed mode is simple ripe reliable, it is convenient to install, only need when appearing revealing change the sealing washer can, can effectively solve among the prior art reservoir and adopt traditional screw pipeline connected mode, pipeline external screw thread and end socket female thread fit fastening connection promptly, sealing material adopts raw rubber tape or magic rope, make reservoir connection take place the pipeline and take place the thermal expansion cold and appear revealing easily under the high-frequency vibration, the inconvenient problem of maintenance appears easily, in addition, in case the end socket screw thread damages, whole reservoir is just scrapped, problem with high costs.
Finally, the other cylinder cover 2 is provided with a nameplate 6 for recording the air cylinder information, and the nameplate 6 is formed by machining a 304 stainless steel hot-rolled steel plate. The bottom of cylinder body 1 is provided with tube socket 7, and the outside that is located tube socket 7 is provided with the cover seat 8 of fixing in cylinder body 1 below, and tube socket 7 adopts 304 stainless steel round steel machine-shaping.
As above, while the invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. The utility model provides a stainless steel reservoir for passenger train, includes cylinder body and the cylinder cap that is located the cylinder body both sides, its characterized in that: the cylinder body and the cylinder cover are both made of stainless steel hot rolled steel plates, the end portion of the cylinder cover is provided with an inward bending connecting section used for being inserted into the cylinder body, a bending surface is arranged between the connecting section and the cylinder cover and used as a transition section, the transition section is circumferentially welded and used for fixing the cylinder body and the cylinder cover, and one of the cylinder cover is provided with a flange joint used for being connected with an external pipeline.
2. The stainless steel reservoir for a passenger train of claim 1, wherein: the cylinder cover, the transition section and the connecting section are integrally formed, and the cylinder cover is formed by machining a 304 stainless steel hot rolled steel plate.
3. The stainless steel reservoir for railway carriages of claim 2, wherein: and a nameplate for recording air cylinder information is arranged on the other cylinder cover and is formed by machining a 304 stainless steel hot-rolled steel plate.
4. The stainless steel reservoir for railway carriages as claimed in claim 3, wherein: the flange joint is machined and formed by 304 stainless steel round steel.
5. The stainless steel reservoir for railway carriages of claim 1, wherein: the bottom of cylinder body is provided with the tube socket, is located the outside of tube socket and is provided with the cover seat of fixing in the cylinder body below, the tube socket adopts 304 stainless steel round steel machine-shaping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222767942.5U CN218536688U (en) | 2022-10-20 | 2022-10-20 | Stainless steel air cylinder for railway passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222767942.5U CN218536688U (en) | 2022-10-20 | 2022-10-20 | Stainless steel air cylinder for railway passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218536688U true CN218536688U (en) | 2023-02-28 |
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ID=85280672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222767942.5U Active CN218536688U (en) | 2022-10-20 | 2022-10-20 | Stainless steel air cylinder for railway passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218536688U (en) |
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2022
- 2022-10-20 CN CN202222767942.5U patent/CN218536688U/en active Active
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