CN220354439U - Oil seepage prevention structure of gearbox respirator - Google Patents
Oil seepage prevention structure of gearbox respirator Download PDFInfo
- Publication number
- CN220354439U CN220354439U CN202321800046.2U CN202321800046U CN220354439U CN 220354439 U CN220354439 U CN 220354439U CN 202321800046 U CN202321800046 U CN 202321800046U CN 220354439 U CN220354439 U CN 220354439U
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- Prior art keywords
- oil
- oil baffle
- respirator
- gearbox
- channel
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- 230000002265 prevention Effects 0.000 title claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims 4
- 238000012423 maintenance Methods 0.000 abstract description 8
- 230000002093 peripheral effect Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to an oil seepage prevention structure of a gear box respirator, wherein an installation boss is arranged on the highest position peripheral part of a gear box shell, which is positioned on the rotation peripheral side of a gear, the installation boss is used for installing an oil baffle plate, an oil baffle channel is only formed on the inner plate surface of the oil baffle plate, after the oil baffle plate is fastened on the installation boss, the upper plate of the installation boss seals the oil baffle channel on the groove side, and compared with the process of the oil baffle channel on the gear box shell, the process is more convenient and faster, and the process cost is reduced; if the respirator is blocked or the gearbox leaks oil, only the oil baffle plate needs to be replaced or cleaned, so that the maintenance is convenient and the maintenance cost is lower. The oil blocking channel is communicated with the liquid inlet at the low end and the respirator at the high end, splashed oil and vaporized oil caused by high temperature are condensed in the tortuous oil blocking channel, and the condensed oil falls back into the gearbox along the oil blocking channel under the action of gravity, so that the occurrence of oil leakage and respirator blockage of the gearbox is avoided.
Description
Technical Field
The utility model relates to an oil seepage prevention structure of a gearbox respirator, and relates to the technical field of gearboxes.
Background
An automotive transmission is a set of transmission devices for coordinating the rotational speed of an engine with the actual running speed of the wheels for optimum performance of the engine. The gearbox can generate different speed ratios between the engine and wheels in the running process of the automobile, so that transmission of different gear speeds is realized.
The gear transmission in the gearbox body can generate heat loss, the internal temperature of the gearbox can be rapidly increased when the gearbox works for a long time, and the temperature increase can lead to air pressure increase, so that the currently used gearbox is provided with a breather for pressure relief, and in general, in order to prevent the situation that oil leakage occurs at the breather, the breather is arranged at the highest position of the gearbox, but the shaft body in the gearbox can generate the situation that oil splashes when rotating at a high speed or when a vehicle jolts, and the splashed oil can cause the breather to be blocked or leaked.
Prior art patent CN216692098U discloses a gearbox leak protection oil structure, gearbox and vehicle, through the setting that keeps off the oil passageway, not only can prevent that the inside fluid of gearbox casing from directly splashing to the respirator to reduce the condition emergence of oil leak and oil seepage, can also guarantee that the gas can utilize the completion respiratory that keeps off the oil passageway more smooth and easy, respirator department can be cleaner, has reduced the contact with fluid, reduces the probability that the respirator takes place to block up. But has the following disadvantages:
the oil blocking channel is designed in the gearbox shell, so that the structure of the gearbox shell is more complex, the processing and maintenance are inconvenient, and the processing and maintenance cost is high.
Disclosure of Invention
In view of the defects in the prior art, the technical problem to be solved by the utility model is to provide an oil seepage prevention structure of a gearbox respirator.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a gearbox respirator prevention of seepage oil structure, includes the gearbox casing, the gearbox casing is provided with the installation boss on the highest position week portion that is located the rotatory week side of gear, the spiro union has the oil baffle on the last mesa of installation boss, the tortuous oil baffle way of having seted up on the interior face of oil baffle, the oil baffle way is from down upwards slope extension and hug closely the mesa and carry out the groove side seal, the high end of oil baffle way is connected with respirator, low end intercommunication have the inlet, the inlet is seted up on the installation boss and is linked together with the gearbox casing inside.
Preferably, the upper table surface and the oil baffle plate extend obliquely from bottom to top, and four corner positions of the oil baffle plate are fastened with the installation boss through screws in a threaded manner.
Preferably, a sealing cushion layer is arranged on the contact surface between the oil baffle plate and the upper table surface except for the oil baffle channel.
Preferably, the shape of the oil baffle channel is similar to a W-shaped structure.
Preferably, a breather passage opening communicated with the high end of the oil baffle channel is formed in the outer plate surface of the oil baffle plate, and the breather is arranged on the breather passage opening.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the oil seepage prevention structure of the gearbox respirator, the installation boss is arranged on the highest position peripheral part of the gearbox shell, which is positioned on the rotating peripheral side of the gear, and is used for installing the oil baffle plate, wherein the oil baffle channel is only formed on the inner plate surface of the oil baffle plate; meanwhile, if the breather is blocked or the gearbox leaks oil, only the oil baffle plate needs to be replaced or cleaned, so that the maintenance is convenient and the maintenance cost is lower.
2. The oil blocking channel is communicated with the liquid inlet at the low end and the respirator at the high end, splashed oil and vaporized oil caused by high temperature are condensed in the tortuous oil blocking channel, and the condensed oil falls back into the gearbox along the oil blocking channel under the action of gravity, so that the occurrence of the conditions of oil leakage and respirator blockage of the gearbox is avoided.
The utility model will be described in further detail with reference to the drawings and the detailed description.
Drawings
Fig. 1 is a schematic diagram of the overall construction of an embodiment of the present utility model.
Fig. 2 is a schematic view of a partial construction of an embodiment of the present utility model.
Fig. 3 is a schematic view of an oil baffle structure according to an embodiment of the present utility model.
Fig. 4 is a schematic diagram of an oil baffle structure according to an embodiment of the utility model.
FIG. 5 is a schematic view of the respirator installation site of an embodiment of the present utility model.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
As shown in fig. 1-5, this embodiment provides a gearbox respirator prevention of seepage oil structure, including gearbox housing 1, the gearbox housing is provided with installation boss 2 on the highest position week portion that is located the rotatory week side of inside gear, the spiro union has oil baffle 3 on the last mesa of installation boss, the tortuous oil baffle 4 that keeps off has seted up on the interior face of oil baffle, oil baffle is from down upwards slope extension and hugs closely last mesa and carry out the groove side seal, the high end of oil baffle is connected with respirator 5, low end intercommunication has inlet 6, the inlet is seted up on the installation boss and is linked together with the gearbox housing is inside. The breather is used for exhausting high-temperature and high-pressure gas in the gearbox body, so that oil leakage of the gearbox can be prevented, the breather of the gearbox is prevented from being blocked, and the pressure balance inside and outside the gearbox body is kept.
In the embodiment of the utility model, the upper table surface and the oil baffle plate extend obliquely from bottom to top, and four corner positions of the oil baffle plate are fastened with the installation boss through screws in a threaded manner.
In the embodiment of the utility model, a sealing cushion layer is arranged on the contact surface between the oil baffle plate and the upper table top except for the oil baffle channel.
In the embodiment of the utility model, the shape of the oil baffle channel is similar to a W-shaped structure.
In the embodiment of the utility model, the outer plate surface of the oil baffle is provided with a respirator passage opening 7 communicated with the high end of the oil baffle passage, and the respirator is arranged on the respirator passage opening.
In the embodiment of the utility model, the working principle of the oil seepage prevention structure of the gearbox respirator is as follows:
1. the mounting boss is arranged on the highest position peripheral part of the gear rotating peripheral side of the gear box shell, and is used for mounting the oil baffle plate, wherein the oil baffle channel is only formed on the inner plate surface of the oil baffle plate, when the oil baffle plate is fastened on the mounting boss, the upper table of the mounting boss seals the oil baffle channel on the groove side, and compared with the processing of the oil baffle channel on the gear box shell, the processing is more convenient and faster, and the processing cost can be reduced; meanwhile, if the breather is blocked or the gearbox leaks oil, only the oil baffle plate needs to be replaced or cleaned, so that the maintenance is convenient and the maintenance cost is lower.
2. The oil blocking channel is communicated with the liquid inlet at the low end and the respirator at the high end, splashed oil and vaporized oil caused by high temperature are condensed in the tortuous oil blocking channel, and the condensed oil falls back into the gearbox along the oil blocking channel under the action of gravity, so that the occurrence of the conditions of oil leakage and respirator blockage of the gearbox is avoided.
The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.
Claims (5)
1. An oil seepage prevention structure of a gearbox respirator, which is characterized in that: including the gearbox casing, the gearbox casing is provided with the installation boss on the highest position week portion that is located the rotatory week side of gear, the spiro union has the oil baffle on the last mesa of installation boss, the tortuous oil baffle way has been seted up on the interior face of oil baffle, the oil baffle way is from down upwards slope extension and hug closely the mesa and carry out the groove side seal, the high end of oil baffle way is connected with respirator, low end intercommunication have the inlet, the inlet is seted up on the installation boss and is linked together with the gearbox casing inside.
2. The transmission breather oil barrier structure of claim 1, wherein: the upper table surface and the oil baffle plate extend obliquely from bottom to top, and four corner positions of the oil baffle plate are fastened with the installation boss through screws in a threaded manner.
3. The transmission breather oil barrier structure of claim 1, wherein: and a sealing cushion layer is arranged on the contact surface between the oil baffle plate and the upper table surface except the oil baffle channel.
4. The transmission breather oil barrier structure of claim 1, wherein: the shape of the oil blocking channel is similar to a W-shaped structure.
5. The transmission breather oil barrier structure of claim 1, wherein: the outer face of the oil baffle plate is provided with a respirator passage opening communicated with the high end of the oil baffle channel, and the respirator is arranged on the respirator passage opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321800046.2U CN220354439U (en) | 2023-07-11 | 2023-07-11 | Oil seepage prevention structure of gearbox respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321800046.2U CN220354439U (en) | 2023-07-11 | 2023-07-11 | Oil seepage prevention structure of gearbox respirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220354439U true CN220354439U (en) | 2024-01-16 |
Family
ID=89478015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321800046.2U Active CN220354439U (en) | 2023-07-11 | 2023-07-11 | Oil seepage prevention structure of gearbox respirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220354439U (en) |
-
2023
- 2023-07-11 CN CN202321800046.2U patent/CN220354439U/en active Active
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