CN220851049U - Flexible brake pipe elevator - Google Patents
Flexible brake pipe elevator Download PDFInfo
- Publication number
- CN220851049U CN220851049U CN202322587410.8U CN202322587410U CN220851049U CN 220851049 U CN220851049 U CN 220851049U CN 202322587410 U CN202322587410 U CN 202322587410U CN 220851049 U CN220851049 U CN 220851049U
- Authority
- CN
- China
- Prior art keywords
- brake pipe
- pipe
- brake
- clamp
- pipe clamp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 239000004677 Nylon Substances 0.000 claims abstract description 4
- 229920001778 nylon Polymers 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 5
- 208000010392 Bone Fractures Diseases 0.000 abstract description 4
- 206010017076 Fracture Diseases 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses a flexible brake pipe elevator. Comprises a pipe clamp, a pipe cushion, an adjusting base plate, a flat washer, a spring washer and a nut; the pipe clamp is of a U-shaped structure, threads are arranged at two ends of the pipe clamp and used for assembling nuts, and the part, which is contacted with the brake pipe system, of the bottom of the U-shaped structure is of a plane structure; the pipe pad is a pressing block with a flat plate structure cast by nylon; u-shaped notches with the same distance as the two thread columns of the pipe clamp are arranged on two sides of the pipe clamp and are used for penetrating the pipe clamp; the contact part with the brake pipe system is provided with an arc surface with the same diameter as the brake pipe system; the adjusting backing plate is an optional plane pressing plate made of plates with different thicknesses, and U-shaped notches with the same distance as the two threaded columns of the pipe clamp are arranged on two sides of the adjusting backing plate and used for penetrating the pipe clamp. The brake pipe fixing device can accommodate the relative distance error between the brake pipe hanging seat and the brake pipe system in the brake pipe system assembling process, avoid strong assembly, improve the sealing performance of the brake pipe system and reduce the fracture risk of the brake pipe system.
Description
Technical Field
The utility model belongs to the technical field of railway wagon design, in particular to the technical field of railway wagon brake device design, and particularly relates to a flexible brake pipe elevator.
Background
At present, a stainless steel brake pipe system is adopted in a rail wagon in China, the brake pipe system is fixed with a brake pipe hanging seat on a wagon body by the brake pipe hanging clamp, the brake pipe hanging clamp consists of a pipe clamp, a pipe gasket, a flat gasket, a spring gasket and a nut, a slotted hole is formed in an auxiliary part of a chassis, the installation position of the brake pipe hanging clamp can be adjusted in the direction of the slotted hole according to actual conditions, but the distance between the center line of the brake pipe and the installation surface of the brake pipe hanging seat is fixed, when the distance between the center line of a pipeline of the brake pipe system is deviated from the design size after the brake pipe system is assembled, a powerful assembly phenomenon occurs, namely, after the brake pipe system is fixed by the brake pipe hanging clamp, the brake pipe system is bent and deformed under the action of the pulling force of the brake pipe hanging clamp, the brake pipe system generates assembly stress and can not be released, the stress can be transmitted to the flange joint of the brake pipe system, on one hand, the sealing effect of the flange joint can be influenced, on the other hand, the welding joint of the brake pipe and the joint body can generate larger stress, in the running process of a vehicle, the vehicle is influenced by other factors such as deflection change and vibration, and the like, the running safety of the brake pipe system is easily severely cracked at the joint body.
Therefore, it is necessary to design a flexible brake pipe elevator, so that the flexible brake pipe elevator can better accommodate the relative position error between a brake pipe hanging seat and a brake pipe system, and avoid the assembly stress of the brake pipe system in the process of assembling the brake pipe system, thereby improving the sealing performance of the brake pipe system and reducing the risk of fracture of the brake pipe system caused by strong assembly.
Disclosure of Invention
The utility model discloses a flexible brake pipe elevator according to the defects of the prior art. The utility model aims to provide a brake pipe fixing device which can accommodate the relative distance error between a brake pipe hanging seat and a brake pipe in the brake pipe assembling process, avoid strong assembly, improve the sealing performance of the brake pipe and reduce the fracture risk of the brake pipe.
The utility model is realized by the following technical scheme:
a flexible brake pipe elevator comprises a pipe clamp, a pipe pad, an adjusting base plate, a flat washer, a spring washer and a nut;
The pipe clamp is of a U-shaped structure, threads are arranged at two ends of the pipe clamp and used for assembling nuts, and the part, which is contacted with the brake pipe system, of the bottom of the U-shaped structure is of a plane structure;
The pipe pad is a pressing block with a flat plate structure cast by nylon; u-shaped notches with the same distance as the two thread columns of the pipe clamp are arranged on two sides of the pipe clamp and are used for penetrating the pipe clamp; the contact part with the brake pipe system is provided with an arc surface with the same diameter as the brake pipe system;
the adjusting backing plate is an optional plane pressing plate made of plates with different thicknesses, and U-shaped notches with the same distance as the two threaded columns of the pipe clamp are arranged on two sides of the adjusting backing plate and used for penetrating the pipe clamp.
Further, the thickness of the adjusting backing plate is selected according to the error value of the distance between the brake pipe hanging seat and the center of the brake pipe, or a plurality of adjusting backing plates are combined to form the required thickness.
And the flat washer, the spring washer and the nut are further arranged on the other side of the brake pipe hanging seat, and the brake pipe system and the brake pipe hanging seat are fixed through threads.
Compared with the existing brake pipe elevator, the flexible brake pipe elevator disclosed by the utility model has the advantages that the adjusting backing plate is added, the distance error between the brake pipe hanging seat and the central line of the brake pipe system can be contained, the backing plate with the thickness closest to the error value is selected according to the distance error value between the brake pipe hanging seat and the central line of the brake pipe system, the assembly stress of the brake pipe system after the fastening of the pipe clamp can be reduced to the greatest extent, the sealing performance of the brake pipe system is improved, and the risk of fracture of the brake pipe system caused by strong assembly of the brake pipe system is reduced.
Drawings
FIG. 1 is a schematic illustration of a flexible pipe elevator of the present utility model;
FIG. 2 is an exploded view of the flexible pipe elevator of the present utility model;
FIG. 3 is a schematic illustration of the effect of the flexible pipe elevator fixed brake piping of the present utility model;
FIG. 4 is a schematic illustration of the effect of the flexible pipe elevator fixed brake piping of the present utility model.
In the figure, 1 is a pipe clamp, 2 is a nut, 3 is a spring washer, 4 is a flat washer, 5 is an adjusting base plate, 6 is a pipe pad, 7 is a brake pipe hanging seat, 8 is a brake pipe system, and 9 is a brake pipe system joint body weld joint.
Detailed Description
The present utility model will be further described with reference to the following specific embodiments, which are intended to be illustrative of the principles of the present utility model and not in any way limiting, nor will the same or similar techniques be used in connection with the present utility model beyond the scope of the present utility model.
In combination with the accompanying drawings.
As shown in the figure, the flexible brake pipe elevator comprises a pipe clamp 1, a pipe pad 6, an adjusting base plate 5, a flat washer 4, a spring washer 3 and a nut 2.
The pipe clamp 1 is of a U-shaped structure, threads are arranged at two ends of the pipe clamp and used for assembling the nut 2, and the contact part between the bottom of the U-shaped structure and the brake pipe system is of a plane structure so as to reduce the extrusion stress of the pipe clamp 1 on the brake pipe system after the brake pipe elevator is fastened.
The pipe pad 6 is made of nylon, vibration generated in the running process of the vehicle can be buffered, U-shaped notches with the same distance as the two threaded columns of the pipe clamp 1 are arranged on two sides of the pipe pad, the pipe clamp 1 is penetrated, the assembling position of the pipe pad 6 is accurately positioned, and an arc surface with the same diameter as the brake pipe system is arranged on the contact part of the brake pipe system so as to ensure reliable contact with the brake pipe system.
The two sides of the adjusting backing plate 5 are provided with U-shaped notches with the same distance as the two threaded columns of the pipe clamp 1, the U-shaped notches are used for penetrating the pipe clamp 1, the position of the adjusting backing plate 5 is accurately positioned, the thickness of the adjusting backing plate 5 can be selectively adjusted according to the distance error value between the brake pipe hanging seat and the center of the brake pipe, and therefore the assembly stress of a brake pipe system after the pipe clamp is fastened is reduced to the greatest extent. The adjusting shim plate 5 can be provided in a plurality of different thicknesses, and as an optional piece, the adjusting shim plate 5 with proper thickness is selected according to the requirement when the brake pipe system is fixed, or a plurality of adjusting shim plates 5 are selected to be combined into proper thickness to accurately and stress-free fix the brake pipe system.
The flat washer, the spring washer and the nut are arranged on the other side of the brake pipe hanging seat, and the brake pipe system is fixed with the brake pipe hanging seat through threads.
The flexible brake pipe elevator is provided with the adjusting backing plate 5, the two sides of the adjusting backing plate 5 are provided with the U-shaped notches which are the same as the distance between the two threaded columns of the pipe clamp 1 and are used for penetrating the pipe clamp 1, the position of the adjusting backing plate 5 is accurately positioned, and the thickness of the adjusting backing plate 5 can be adjusted according to the distance error value between the brake pipe hanging seat and the center of the brake pipe, so that the assembly stress of the brake pipe system after the pipe clamp is fastened is reduced to the greatest extent.
Claims (3)
1. A flexible brake pipe elevator, characterized in that: comprises a pipe clamp, a pipe cushion, an adjusting base plate, a flat washer, a spring washer and a nut;
The pipe clamp is of a U-shaped structure, threads are arranged at two ends of the pipe clamp and used for assembling nuts, and the part, which is contacted with the brake pipe system, of the bottom of the U-shaped structure is of a plane structure;
The pipe pad is a pressing block with a flat plate structure cast by nylon; u-shaped notches with the same distance as the two thread columns of the pipe clamp are arranged on two sides of the pipe clamp and are used for penetrating the pipe clamp; the contact part with the brake pipe system is provided with an arc surface with the same diameter as the brake pipe system;
The adjusting backing plate is an optional plane pressing plate made of plates with different thicknesses, and U-shaped notches with the same distance as the two threaded columns of the pipe clamp are arranged on two sides of the adjusting backing plate and used for penetrating the pipe clamp.
2. The flexible brake pipe elevator of claim 1, wherein: the thickness of the adjusting backing plate is selected according to the error value of the distance between the brake pipe hanging seat and the center of the brake pipe, or a plurality of adjusting backing plates are combined into the required thickness.
3. The flexible brake pipe elevator of claim 1 or 2, wherein: the flat washer, the spring washer and the nut are arranged on the other side of the brake pipe hanging seat, and the brake pipe system and the brake pipe hanging seat are fixed through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322587410.8U CN220851049U (en) | 2023-09-22 | 2023-09-22 | Flexible brake pipe elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322587410.8U CN220851049U (en) | 2023-09-22 | 2023-09-22 | Flexible brake pipe elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220851049U true CN220851049U (en) | 2024-04-26 |
Family
ID=90784167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322587410.8U Active CN220851049U (en) | 2023-09-22 | 2023-09-22 | Flexible brake pipe elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220851049U (en) |
-
2023
- 2023-09-22 CN CN202322587410.8U patent/CN220851049U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |