CN220286421U - Floating oil seal - Google Patents
Floating oil seal Download PDFInfo
- Publication number
- CN220286421U CN220286421U CN202321828658.2U CN202321828658U CN220286421U CN 220286421 U CN220286421 U CN 220286421U CN 202321828658 U CN202321828658 U CN 202321828658U CN 220286421 U CN220286421 U CN 220286421U
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- CN
- China
- Prior art keywords
- rubber
- ring
- oil seal
- supporting part
- floating
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- 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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- 239000002184 metal Substances 0.000 claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 230000003068 static effect Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000033001 locomotion Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 26
- 230000005540 biological transmission Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004080 punching Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Abstract
The utility model relates to the technical field of oil seals, in particular to a floating oil seal which comprises a rubber sealing ring, wherein a metal floating ring member is arranged on one side of the rubber sealing ring, the metal floating ring member comprises a rubber ring supporting part, and a positioning column is connected to one side of the rubber ring supporting part in a sliding manner. The utility model has the advantages that: the staff need dismantle the oil blanket towards equipment at first to dismantle rubber seal, rotate threaded fastener through the instrument later, can make its movement go out inside the thread bush through the screw drive, can dismantle the friction portion of wearing and tearing from rubber circle supporting part, take out brand-new friction portion afterwards, and insert the equipment hole inside with the thread bush, through threaded fastener with its fixed mounting on rubber circle supporting part can, can purposefully dismantle and change the friction portion, need not change whole metal floating ring, can reduce the manufacturing cost of metal floating ring, accord with the theory of environmental protection production.
Description
Technical Field
The utility model relates to the technical field of oil seals, in particular to a floating oil seal.
Background
The floating oil seal is a novel and compact mechanical rotary sealing device developed for adapting to severe working environments, the threaded fastener 206 has the advantages of strong pollution resistance, wear resistance, impact resistance, reliable work and automatic compensation of end face wear, the threaded fastener 206 is most commonly applied to engineering machinery products such as bulldozers, excavators and the like, coal mine machinery and heavy trucks, and the threaded fastener 206 is widely applied to various conveyors, sand treatment equipment and concrete equipment. The floating oil seal mainly plays two roles in normal operation, namely, the threaded fastener 206 is used for preventing invasion of foreign matters such as external silt and the like, and the threaded fastener 206 is used for preventing leakage of internal lubricating oil.
The floating oil seal comprises a metal floating ring and an O-shaped rubber sealing ring, wherein a spherical groove is formed in the outer side of the metal floating ring, and the O-shaped rubber sealing ring is sleeved in the spherical groove in the outer side of the metal floating ring.
The floating oil seal has the following defects: the floating oil seal consists of two identical metal floating rings and two rubber rings, the working principle is that a pair of rubber rings form a closed space (but not in contact with a shaft) with a cavity under the support of the metal rings, the two metal floating rings are divided into a movable ring and a static ring, the movable ring rotates relative to the static ring during operation, two ground surfaces of the metal rings are tightly matched and slide relatively during rotation, so that the structure of the metal floating rings can be divided into a rubber ring supporting part and a friction part which rubs relatively, the friction part can always be in a relatively rotating state during use, the friction part can be worn due to long-time friction, the sealing effect of the worn metal floating rings can be reduced, the existing metal floating rings are similar to a floating oil seal with the publication number of CN203009833U, the rubber ring supporting part and the friction part are fixedly connected, the whole metal floating rings are required to be replaced during replacement, only the friction part is actually arranged, the rubber ring supporting part can be normally used, the whole production cost can be increased, and the production cost is not increased due to the fact that the floating oil seal is not required to be manufactured, and the floating oil seal is not required to be manufactured.
Disclosure of Invention
The object of the present utility model is to solve at least one of the technical drawbacks.
Therefore, an object of the present utility model is to provide a floating oil seal to solve the problems mentioned in the background art and overcome the shortcomings in the prior art.
In order to achieve the above object, an embodiment of an aspect of the present utility model provides a floating oil seal, which includes a rubber seal ring, wherein a metal floating ring member is disposed on one side of the rubber seal ring, the metal floating ring member includes a rubber ring supporting portion, a positioning column is slidably connected on one side of the rubber ring supporting portion, a friction portion is fixedly connected on one side of the positioning column, a sealing gasket is fixedly connected on one side of the friction portion, a threaded sleeve is fixedly connected on one side of the friction portion, and a threaded fastener is screwed on one side of the threaded sleeve.
In any of the above embodiments, it is preferable that the number of the metal floating ring members is two, the two metal floating ring members are respectively a movable ring and a stationary ring, and the two metal floating ring members have the same structure. The arc mounting groove has been seted up to one side of rubber circle backup pad portion, the diameter size of arc mounting groove equals with rubber seal's diameter size, adopts the technical effect that above-mentioned scheme can reach to be: when the floating oil seal is required to be used for sealing operation, the rubber sealing ring is firstly required to be placed above the rubber ring supporting part and pressed until the rubber sealing ring slides into the arc-shaped mounting groove, and then the movable ring and the static ring are mounted on the equipment for sealing operation.
By any of the above schemes, preferably, the number of the thread sleeves is a plurality of, the circumferential arrays of the thread sleeves are arranged on one side of the friction part, and the thread pitch of the thread sleeves is matched with the thread pitch of the thread fastener. The utility model discloses a rubber circle supporting part, the equipment hole has been seted up to one side of rubber circle supporting part, the quantity of equipment hole equals with the quantity of screw sleeve, the diameter size of equipment hole equals with the diameter size of screw sleeve, adopts the technical effect that above-mentioned scheme can reach to be: when the friction part is worn out due to long-time friction, the oil seal punching equipment is required to be removed firstly, the rubber sealing ring is detached, then the threaded fastener is rotated through a tool, the friction part can be moved out of the threaded sleeve through threaded transmission, the worn friction part is detached from the rubber ring supporting part, then the brand new friction part is taken out, the threaded sleeve is inserted into the assembling hole, the friction part is fixedly installed on the rubber ring supporting part through the threaded fastener, the friction part can be detached and replaced in a targeted manner, the whole metal floating ring is not required to be replaced, the production and manufacturing cost of the metal floating ring can be reduced, and the environment-friendly production concept is met.
By the above-mentioned scheme preferred, the locating hole has been seted up to one side of rubber circle supporting part, the quantity of locating hole is a plurality of, and a plurality of locating hole circumference array is in one side of rubber circle supporting part, the diameter size of locating hole equals with the diameter size of reference column. The sealing groove has been seted up to one side of rubber circle supporting part, the shape and the size of sealing groove and the shape and the size looks adaptation of sealed pad, adopt the technical effect that above-mentioned scheme can reach to be: through the cooperation of reference column and locating hole, can make between rubber circle supporting part and the friction part can resist bigger external force, can increase the bulk strength of metal floating ring, through the cooperation between sealed pad and the seal groove, can make between rubber circle supporting part and the friction part be connected inseparabler, prevent the condition of oil leak in equipment gap department.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
through the cooperation setting between rubber seal and the metal floating ring component, when friction part appears wearing and tearing because of long-time friction, at first need dismantle the oil blanket towards equipment to dismantle rubber seal, then rotate threaded fastener through the instrument, can make its motion go out the thread bush inside through the screw transmission, can dismantle worn and torn friction part from rubber ring supporting part, take out brand-new friction part afterwards, and insert the equipment hole inside with the thread bush, through threaded fastener with its fixed mounting on rubber ring supporting part can, can have to dismantle and change friction part, need not change whole metal floating ring, can reduce the manufacturing cost of metal floating ring, accord with the theory of environmental protection production.
Drawings
FIG. 1 is a schematic view of the structure of an assembly of the present utility model;
FIG. 2 is a schematic view of a metal floating ring member according to the present utility model;
FIG. 3 is a schematic diagram of an exploded view of a metal floating ring member of the present utility model;
FIG. 4 is a schematic view of the rubber ring support portion of the present utility model.
In the figure: the sealing device comprises a 1-rubber sealing ring, a 2-metal floating ring component, a 201-rubber ring supporting part, a 202-positioning column, a 203-friction part, a 204-sealing gasket, a 205-thread sleeve, a 206-thread fastener, a 3-arc-shaped mounting groove, a 4-assembly hole, a 5-positioning hole and a 6-sealing groove.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following.
As shown in fig. 1 to 4, a floating oil seal comprises a rubber sealing ring 1, wherein a metal floating ring member 2 is arranged on one side of the rubber sealing ring 1, the metal floating ring member 2 comprises a rubber ring supporting portion 201, a positioning column 202 is slidably connected to one side of the rubber ring supporting portion 201, a friction portion 203 is fixedly connected to one side of the positioning column 202, a sealing gasket 204 is fixedly connected to one side of the friction portion 203, a threaded sleeve 205 is fixedly connected to one side of the friction portion 203, and a threaded fastener 206 is connected to one side of the threaded sleeve 205.
As an alternative technical scheme of the utility model, the number of the metal floating ring members 2 is two, the two metal floating ring members 2 are respectively a movable ring and a stationary ring, and the structures of the two metal floating ring members 2 are the same. An arc-shaped mounting groove 3 is formed in one side of the rubber ring supporting plate portion 201, the diameter of the arc-shaped mounting groove 3 is equal to that of the rubber ring 1, when the floating oil seal is required to be used for sealing operation, the rubber ring 1 is firstly required to be placed above the rubber ring supporting portion 201 and pressed until the rubber ring is slid into the arc-shaped mounting groove 3, and then the movable ring and the static ring are mounted on equipment to perform sealing operation.
As an alternative solution of the present utility model, the number of the threaded sleeves 205 is several, the number of the threaded sleeves 205 is circumferentially arrayed on one side of the friction portion 203, and the thread pitch of the threaded sleeves 205 is adapted to the thread pitch of the threaded fastener 206. One side of the rubber ring supporting part 201 is provided with assembly holes 4, the number of the assembly holes 4 is equal to that of the screw sleeves 205, and the diameter of the assembly holes 4 is equal to that of the screw sleeves 205. One side of the rubber ring supporting part 201 is provided with a plurality of positioning holes 5, the number of the positioning holes 5 is a plurality of, the circumference array of the plurality of positioning holes 5 is arranged on one side of the rubber ring supporting part 201, and the diameter of the positioning holes 5 is equal to that of the positioning columns 202. The seal groove 6 is formed in one side of the rubber ring supporting portion 201, the shape and the size of the seal groove 6 are matched with the shape and the size of the seal gasket 204, when the friction portion 203 is worn due to long-time friction, the oil seal is firstly required to be removed from the oil seal punching device, the rubber seal ring 1 is detached, then the threaded fastener 206 is rotated through a tool, the threaded fastener 206 can be moved out of the threaded sleeve 205 through threaded transmission, the worn friction portion 203 can be detached from the rubber ring supporting portion 201, then the brand-new friction portion 203 is taken out, the threaded sleeve 205 is inserted into the assembly hole 4, and the threaded sleeve 205 is fixedly mounted on the rubber ring supporting portion 201 through the threaded fastener 206.
A floating oil seal has the following working principle:
1): when the floating oil seal is required to be used for sealing operation, the rubber sealing ring 1 is firstly required to be placed above the rubber ring supporting part 201 and pressed until the rubber sealing ring slides into the arc-shaped mounting groove 3, and then the movable ring and the static ring are mounted on the equipment for sealing operation.
2): when the friction part 203 is worn out due to long-time friction, the oil seal punching device is first required to be removed, the rubber sealing ring 1 is removed, then the threaded fastener 206 is rotated by a tool, the threaded fastener can be moved out of the interior of the threaded sleeve 205 through threaded transmission, the worn friction part 203 can be removed from the rubber ring supporting part 201, then the brand-new friction part 203 is taken out, the threaded sleeve 205 is inserted into the assembly hole 4, and the threaded fastener 206 is used for fixedly mounting the rubber ring supporting part 201.
In summary, this floating oil seal, through the cooperation setting between rubber seal 1 and the metal floating ring component 2, when friction part 203 appears wearing and tearing because of long-time friction, first need dismantle on the oil blanket towards equipment, and dismantle rubber seal 1, afterwards, can make its movement out the screw thread cover 205 inside through the instrument rotation screw thread fastener 206, can dismantle worn friction part 203 from rubber ring supporting part 201, afterwards take out brand-new friction part 203, and insert inside the equipment hole 4 with screw thread cover 205, through screw thread fastener 206 with its fixed mounting on rubber ring supporting part 201 can, can purposefully dismantle and change friction part, need not change whole metal floating ring, can reduce the manufacturing cost of metal floating ring, accord with the theory of environmental protection production.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
It will be readily understood by those skilled in the art that the present utility model, including any combination of parts described in the summary and detailed description of the utility model above and shown in the drawings, is limited in scope and does not constitute a complete description of the various aspects of these combinations for the sake of brevity. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a floating oil seal which characterized in that: including rubber seal (1), one side of rubber seal (1) is provided with metal floating ring component (2), metal floating ring component (2) are including rubber circle supporting part (201), one side sliding connection of rubber circle supporting part (201) has reference column (202), one side fixedly connected with friction part (203) of reference column (202), one side fixedly connected with sealing washer (204) of friction part (203), one side fixedly connected with thread bush (205) of friction part (203), one side threaded connection of thread bush (205) has threaded fastener (206).
2. A floating oil seal as defined in claim 1, wherein: the number of the metal floating ring members (2) is two, the two metal floating ring members (2) are respectively a movable ring and a static ring, and the structures of the two metal floating ring members (2) are identical.
3. A floating oil seal as defined in claim 2, wherein: an arc-shaped mounting groove (3) is formed in one side of the rubber ring supporting portion (201), and the diameter of the arc-shaped mounting groove (3) is equal to that of the rubber sealing ring (1).
4. A floating oil seal according to claim 3 wherein: the number of the thread sleeves (205) is a plurality, the circumference of the thread sleeves (205) is arrayed on one side of the friction part (203), and the thread pitch of the thread sleeves (205) is matched with the thread pitch of the thread fastener (206).
5. A floating oil seal as defined in claim 4, wherein: one side of the rubber ring supporting part (201) is provided with assembly holes (4), the number of the assembly holes (4) is equal to that of the threaded sleeves (205), and the diameter of the assembly holes (4) is equal to that of the threaded sleeves (205).
6. A floating oil seal as defined in claim 5, wherein: positioning holes (5) are formed in one side of the rubber ring supporting portion (201), the number of the positioning holes (5) is a plurality of, the plurality of the positioning holes (5) are circumferentially arrayed on one side of the rubber ring supporting portion (201), and the diameter of the positioning holes (5) is equal to that of the positioning columns (202).
7. A floating oil seal as defined in claim 6, wherein: a sealing groove (6) is formed in one side of the rubber ring supporting portion (201), and the shape and the size of the sealing groove (6) are matched with the shape and the size of the sealing gasket (204).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321828658.2U CN220286421U (en) | 2023-07-12 | 2023-07-12 | Floating oil seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321828658.2U CN220286421U (en) | 2023-07-12 | 2023-07-12 | Floating oil seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220286421U true CN220286421U (en) | 2024-01-02 |
Family
ID=89326626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321828658.2U Active CN220286421U (en) | 2023-07-12 | 2023-07-12 | Floating oil seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220286421U (en) |
-
2023
- 2023-07-12 CN CN202321828658.2U patent/CN220286421U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |