CN221075239U - Sealing ring combined structure for railway vehicle - Google Patents
Sealing ring combined structure for railway vehicle Download PDFInfo
- Publication number
- CN221075239U CN221075239U CN202322854006.2U CN202322854006U CN221075239U CN 221075239 U CN221075239 U CN 221075239U CN 202322854006 U CN202322854006 U CN 202322854006U CN 221075239 U CN221075239 U CN 221075239U
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- outer sealing
- block
- movable
- movable rod
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 104
- 238000009434 installation Methods 0.000 claims abstract description 13
- 229920001971 elastomer Polymers 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 8
- 229920000459 Nitrile rubber Polymers 0.000 claims description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Sealing Devices (AREA)
Abstract
The utility model belongs to the technical field of sealing rings, and discloses a sealing ring combined structure for a railway vehicle, which comprises an inner sealing ring, wherein an installation block is fixedly installed on the outer side of the inner sealing ring, a movable rod is movably sleeved in the installation block, the right end of the movable rod is fixedly connected with a flexible spring, and the left end of the movable rod is fixedly connected with a movable block. The mounting block, the movable rod, the flexible spring and the movable block are arranged, the upper side and the lower side of the outer sealing ring can be supported through the mounting block, and at the moment, because the flexible spring is in a compressed state, the movable rod is applied with elastic force, so that the movable rod can drive the movable block to extrude the outer sealing ring, the outer sealing ring can be supported through the movable blocks, the outer sealing ring can keep elastic force, and the service life of the outer sealing ring is prolonged.
Description
Technical Field
The utility model belongs to the technical field of sealing rings, and particularly relates to a sealing ring combined structure for a railway vehicle.
Background
The sealing ring is an annular cover composed of one or more parts, is fixed on one ferrule or gasket of the bearing and is contacted with the other ferrule or gasket or forms a narrow labyrinth gap to prevent lubricating oil from leaking and foreign objects from invading, the selection of the sealing ring material has important significance on the sealing performance and the service life of the sealing ring, and the performance of the material directly influences the service performance of the sealing ring.
At present, in a railway vehicle, a sealing ring combined structure is often required to be used for preventing leakage of lubricating oil and invasion of foreign objects, and in the actual use process of the existing sealing ring, although the existing sealing ring can realize the basic sealing effect on equipment, the existing sealing ring is influenced by extrusion or external temperature for a long time, and the self elasticity of the existing sealing ring is reduced, so that the sealing effect and the service life of the existing sealing ring are reduced.
Meanwhile, when the sealing ring needs to be detached by a worker, most of the sealing rings are usually embedded in the equipment, and the rubber is tightly matched with the equipment, so that the sealing ring cannot be taken out easily by the operator, inconvenience is brought to the operator, and the improvement is needed.
Disclosure of utility model
The utility model aims to solve the problems, and provides a sealing ring combined structure for a railway vehicle, which has the advantages of long service life and convenience in disassembly.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sealing washer integrated configuration for railway vehicle, includes the inner seal circle, the outside fixed mounting of inner seal circle has the installation piece, the inside activity of installation piece has cup jointed movable rod, the right-hand member fixedly connected with flexible spring of movable rod, the left end fixedly connected with movable block of movable rod, the outside activity of inner seal circle has cup jointed outer sealing circle, each movable block with the inner wall of outer sealing circle supports tightly.
As a preferable technical scheme of the utility model, the inner side of the outer sealing ring is fixedly connected with the fixing block, and the outer sealing ring and the inner sealing ring are elastic, so that the inner sealing ring is convenient to dismount by an operator through the cooperation between the outer sealing ring and the inner sealing ring.
As a preferable technical scheme of the utility model, the edge of the movable block is arc-shaped, the movable block is movably connected with the outer sealing ring, and due to the design of the movable block, the movable rod can drive the movable block to move left and right through the cooperation between the movable rod and the installation block, so that the movable block is driven to extrude the outer sealing ring through the cooperation of the movable block and the outer sealing ring, and the outer sealing ring can be supported through a plurality of movable blocks.
As a preferable technical scheme of the utility model, the other end of the flexible spring is fixedly connected with the mounting block, the mounting block is made of rubber, and the rubber has good elasticity and softness, so that the upper side and the lower side of the outer sealing ring can be supported through the mounting block, meanwhile, due to the design of the flexible spring, the movable rod has good elastic resetting performance, and at the moment, the flexible spring is in a compressed state, so that an elastic force can be applied to the movable rod, and a thrust force can be applied to the movable block through the movable rod, so that the movable block and the outer sealing ring are more tightly matched.
As a preferable technical scheme of the utility model, the outer sealing ring is made of nitrile rubber, and the inner side of the outer sealing ring is hollow, so that the nitrile rubber has good oil resistance and heat resistance, and the service life of the nitrile rubber is prolonged.
As a preferable technical scheme of the utility model, the fixing block is circular, and is made of rubber, so that an operator can pull the fixing block more comfortably due to good elasticity and softness of the rubber.
Compared with the prior art, the utility model has the following beneficial effects:
1. the mounting block, the movable rod, the flexible spring and the movable block are arranged, the upper side and the lower side of the outer sealing ring can be supported through the mounting block, and at the moment, because the flexible spring is in a compressed state, the movable rod is applied with elastic force, so that the movable rod can drive the movable block to extrude the outer sealing ring, the outer sealing ring can be supported through the movable blocks, the outer sealing ring can keep elastic force, and the service life of the outer sealing ring is prolonged.
2. According to the utility model, the inner sealing ring, the outer sealing ring and the fixed block are arranged, so that the inner sealing ring is convenient to detach by self elasticity due to the cooperation of the outer sealing ring and the inner sealing ring, and meanwhile, the outer sealing ring loses supporting force when the flexible spring is separated from the inner side of the inner sealing ring due to the hollow inner side of the outer sealing ring, so that the outer sealing ring can be easily taken out through the fixed block.
Drawings
FIG. 1 is a schematic cross-sectional view of the top portion of the present utility model;
FIG. 2 is a schematic structural view of the appearance of the present utility model;
FIG. 3 is a schematic cross-sectional view of a side face of the present utility model;
FIG. 4 is a schematic view of a partial enlarged structure of the present utility model at A in FIG. 3;
Fig. 5 is a schematic view of the internal disassembly structure of the present utility model.
In the figure: 1. an inner seal ring; 2. a mounting block; 3. a movable rod; 4. a flexible spring; 5. a movable block; 6. an outer seal ring; 7. and a fixed block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 5, the utility model provides a sealing ring combined structure for a railway vehicle, which comprises an inner sealing ring 1, wherein an installation block 2 is fixedly installed on the outer side of the inner sealing ring 1, a movable rod 3 is movably sleeved in the installation block 2, the right end of the movable rod 3 is fixedly connected with a flexible spring 4, the left end of the movable rod 3 is fixedly connected with a movable block 5, an outer sealing ring 6 is movably sleeved on the outer side of the inner sealing ring 1, and each movable block 5 is abutted against the inner wall of the outer sealing ring 6.
Wherein, the inboard fixedly connected with fixed block 7 of outer sealing washer 6 is because outer sealing washer 6 and interior sealing washer 1 all have elasticity to through the cooperation between outer sealing washer 6 and the interior sealing washer 1, make things convenient for operating personnel to demolish interior sealing washer 1.
Wherein, the edge of movable block 5 is the arc, and movable block 5 and outer sealing washer 6 swing joint because the design of movable block 5 is through the cooperation between movable rod 3 and the installation piece 2 for movable rod 3 can drive movable block 5 and move about, makes through the cooperation of movable block 5 and outer sealing washer 6 drive movable block 5 and extrudees outer sealing washer 6, thereby can play the effect of supporting to outer sealing washer 6 through a plurality of movable blocks 5.
Wherein, the other end and the installation piece 2 fixed connection of flexible spring 4, installation piece 2 adopts rubber to make, because rubber has good elasticity and compliance to can play the effect of supporting to the upper and lower both sides of outer sealing washer 6 through installation piece 2, simultaneously because flexible spring 4's design makes movable rod 3 have good elasticity reset performance, and flexible spring 4 is compressed state this moment, consequently can exert an elasticity to movable rod 3, thereby can exert a thrust to movable block 5 through movable rod 3, and then make the cooperation between movable block 5 and the outer sealing washer 6 inseparabler.
The outer sealing ring 6 is made of nitrile rubber, the inner side of the outer sealing ring 6 is of a hollow design, and the nitrile rubber has good oil resistance and heat resistance, so that the service life of the nitrile rubber is prolonged.
The fixing block 7 is in a circular ring shape, and the fixing block 7 is made of rubber, so that an operator can feel more comfortable when pulling the fixing block 7 due to good elasticity and softness of the rubber.
The working principle and the using flow of the utility model are as follows:
Firstly, the upper side and the lower side of the outer sealing ring 6 can be supported by the mounting blocks 2, and at the moment, because the flexible springs 4 are in a compressed state, an elastic force is applied to the movable rod 3, so that the movable rod 3 can drive the movable blocks 5 to squeeze the outer sealing ring 6, the outer sealing ring 6 can be supported by the movable blocks 5, the outer sealing ring 6 can keep elastic force, and the service life of the outer sealing ring is prolonged;
Then, when the operator needs to take out the outer sealing ring 6, at this time, due to the cooperation of the outer sealing ring 6 and the inner sealing ring 1, the operator can squeeze the inner side edge of the inner sealing ring 1, so that the inner side edge of the inner sealing ring 1 is taken out through the elasticity of the inner side edge, when the flexible spring 4 is separated from the inner side of the inner sealing ring 1, the outer sealing ring 6 loses the supporting force, and then the operator can pull the fixing block 7, so that the outer sealing ring 6 can be driven to be taken out.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a sealing washer integrated configuration for rail vehicle, includes interior sealing washer (1), its characterized in that: the outer side fixed mounting of interior sealing washer (1) has installation piece (2), the inside activity of installation piece (2) has cup jointed movable rod (3), the right-hand member fixedly connected with flexible spring (4) of movable rod (3), the left end fixedly connected with movable block (5) of movable rod (3), the outside activity of interior sealing washer (1) has cup jointed outer sealing washer (6), each movable block (5) with the inner wall of outer sealing washer (6) supports tightly.
2. A seal ring assembly for a railway vehicle as claimed in claim 1, wherein: the inner side of the outer sealing ring (6) is fixedly connected with a fixing block (7).
3. A seal ring assembly for a railway vehicle as claimed in claim 1, wherein: the edge of the movable block (5) is arc-shaped, and the movable block (5) is movably connected with the outer sealing ring (6).
4. A seal ring assembly for a railway vehicle as claimed in claim 1, wherein: the other end of the flexible spring (4) is fixedly connected with the mounting block (2), and the mounting block (2) is made of rubber.
5. A seal ring assembly for a railway vehicle as claimed in claim 2, wherein: the outer sealing ring (6) is made of nitrile rubber, and the inner side of the outer sealing ring (6) is of a hollow design.
6. A seal ring assembly for a railway vehicle as claimed in claim 2, wherein: the shape of the fixed block (7) is circular, and the fixed block (7) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322854006.2U CN221075239U (en) | 2023-10-24 | 2023-10-24 | Sealing ring combined structure for railway vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322854006.2U CN221075239U (en) | 2023-10-24 | 2023-10-24 | Sealing ring combined structure for railway vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221075239U true CN221075239U (en) | 2024-06-04 |
Family
ID=91262686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322854006.2U Active CN221075239U (en) | 2023-10-24 | 2023-10-24 | Sealing ring combined structure for railway vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221075239U (en) |
-
2023
- 2023-10-24 CN CN202322854006.2U patent/CN221075239U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN221075239U (en) | Sealing ring combined structure for railway vehicle | |
| CN210637794U (en) | Single line grease lubricating arrangement | |
| CN217002743U (en) | Bearing frame assembly that waterproof performance is good and use its vertical machine that moults | |
| CN210118351U (en) | Insert bearing with sealing ring | |
| CN209229013U (en) | A kind of removable rubber seal | |
| CN2793452Y (en) | Shaft sealing element of speed reducer | |
| CN113251080A (en) | Bearing frame assembly that waterproof performance is good and use its vertical machine that moults | |
| CN217108177U (en) | Cylinder piston and compression cylinder | |
| CN218377678U (en) | Sealing element and rolling bearing | |
| CN219263178U (en) | Water seal meeting deflection | |
| CN219994185U (en) | Bearing sealing structure | |
| CN219755341U (en) | Combined piston sealing ring | |
| CN217271469U (en) | Combined bearing for automobile fan | |
| CN115711291B (en) | Piston type flow-regulating pressure-regulating control valve lip type self-sealing device applied to pipeline | |
| CN218031550U (en) | Bidirectional double-sealing ball valve ball body | |
| CN221628844U (en) | Mechanical sealing device with convenient disassembly and assembly functions | |
| CN219589450U (en) | End sealing device for trolley of annular cooler | |
| CN218118591U (en) | Novel springless long-life oil seal | |
| CN220622719U (en) | Automobile circuit sealing ring | |
| CN221569411U (en) | Movable elbow stable self-sealing framework sealing ring | |
| CN216666493U (en) | Sealing element for automobile cylinder | |
| CN215720832U (en) | Hub oil seal structure | |
| CN220452514U (en) | Bearing for fishing gear convenient to change | |
| CN213176795U (en) | Oil seal for gearbox | |
| CN221824325U (en) | Novel shaft connecting sealing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |