CN220600402U - Prevent power takeoff casing and power takeoff of ventilation plug oil leak - Google Patents
Prevent power takeoff casing and power takeoff of ventilation plug oil leak Download PDFInfo
- Publication number
- CN220600402U CN220600402U CN202321899956.0U CN202321899956U CN220600402U CN 220600402 U CN220600402 U CN 220600402U CN 202321899956 U CN202321899956 U CN 202321899956U CN 220600402 U CN220600402 U CN 220600402U
- Authority
- CN
- China
- Prior art keywords
- power takeoff
- baffle
- oil
- vent plug
- coaming
- 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
- 238000009423 ventilation Methods 0.000 title claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 63
- 239000010687 lubricating oil Substances 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a power takeoff shell for preventing oil leakage of a vent plug, which comprises: the power takeoff shell body is provided with a vent plug mounting hole; the coaming is arranged on the inner wall of the power takeoff shell body; the oil baffle is arranged on the inner wall of the power takeoff shell body; the coaming is arranged around the vent plug mounting hole, the oil baffle plate is arranged outside the coaming, and the oil baffle plate is positioned in the axial direction of the vent plug mounting hole; a gap is reserved between the oil baffle plate and the coaming plate. According to the utility model, the coaming and the oil baffle plate are designed around the vent plug mounting hole on the power takeoff shell body, so that the vent plug mounting hole on the power takeoff shell body is completely surrounded, and a gap is reserved between the oil baffle plate and the coaming, so that the discharge of gas in the power takeoff cavity can be ensured, and oil gas generated by lubricating oil in the power takeoff under the splashing condition or at high temperature can be avoided, and the oil leakage fault of the power takeoff caused by leakage of the vent plug is avoided.
Description
Technical Field
The utility model belongs to the technical field of vehicles, and particularly relates to a power takeoff shell capable of preventing oil leakage of a vent plug and a power takeoff.
Background
At present, a front power takeoff mainly used by special vehicles such as a fire engine and the like has a ventilation plug oil leakage fault in the after-sale process, so that the surfaces of a power takeoff body and accessory parts are stained with oil stains, oil drops appear in the serious process, and the safety and the comfort of customers are influenced. The running of the power take-off, the running of the shaft and the like, and the change of the lubricating oil temperature can lead to the change of the air pressure of the space above the gear oil surface, thereby interfering and influencing the running of the power take-off and leading to the unstable running of the power take-off. In order to avoid the disadvantages, a ventilation plug is arranged at the uppermost part of the power takeoff shell. The reason is to balance the internal and external air pressure of the power takeoff. However, as the vent plug is in a long-open state, oil gas generated by the lubricating oil in the power takeoff under the splash condition or the high temperature of the lubricating oil can leak out through the vent plug, so that the oil leakage fault of the power takeoff is caused.
The patent publication number is CN109505961A, and the name is patent application of power takeoff breather plug, power takeoff and vehicle, and power takeoff breather plug includes cock body and stopper cover, is equipped with the passageway that runs through the cock body in the cock body, and the passageway is air inlet and gas outlet respectively along its axial direction's both ends. The plug cover is arranged at the air outlet and is provided with a waterproof and breathable film. At least three oil baffles are arranged in the channel at intervals along the axial direction. The periphery of each oil baffle plate is in sealing contact with the inner wall of the channel, and a through hole is formed in the position, close to the periphery, of each oil baffle plate. The ventilation holes are uniformly arranged along the circumferential direction of the passage. This patent application can ensure that when the breather plug is inclined more than 45, when one vent is at the lowest, at least one of the other vents is above the center line to ensure that the oil in the power takeoff is still blocked by one of the oil baffles, and can not soak into the waterproof and breathable film. However, this patent application does not guarantee a rapid evacuation of the gas inside the power take-off chamber, nor is it applicable to the case of vent plugs inclined at angles exceeding 45 °.
Disclosure of Invention
In order to overcome the problems in the prior art, the utility model aims to provide a power takeoff shell capable of preventing a vent plug from leaking oil and a power takeoff, so that the rapid discharge of gas in a cavity of the power takeoff is ensured, and oil gas or lubricating oil directly below a vent plug mounting hole is prevented from splashing to the vent plug mounting hole to cause the vent plug to leak oil.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a power take-off housing for preventing leakage of oil from a vent plug, comprising:
the power takeoff shell body is provided with a vent plug mounting hole;
the coaming is arranged on the inner wall of the power takeoff shell body;
the oil baffle plate is arranged on the inner wall of the power takeoff shell body;
the coaming is arranged around the vent plug mounting hole, the oil baffle plate is arranged on the outer side of the coaming, and the oil baffle plate is positioned in the axial direction of the vent plug mounting hole; and a gap is reserved between the oil baffle plate and the coaming plate.
Optionally, an oil baffle through hole is formed in the oil baffle, a fastener is arranged in the oil baffle through hole, and the oil baffle is installed on the power takeoff shell body through the fastener.
Optionally, the fastener is a bolt, nut, gasket combination.
Optionally, the shape of the oil baffle is matched with the coaming.
Optionally, the power takeoff casing body is including the connecting plate of seting up the breather plug mounting hole, the both ends of connecting plate all are connected with the curb plate, the bounding wall includes first baffle, second baffle and third baffle, the face both ends of second baffle respectively with the terminal surface of terminal surface and the third baffle of first baffle are connected, on first baffle and the third baffle, the other terminal surface of terminal surface is connected with the second baffle dorsad, all with the inner wall of power takeoff casing body curb plate is connected.
Optionally, the oil baffle includes the bottom plate and sets up two L shaped plates at the bottom plate both ends, the terminal surface of one of them board of L shaped plate with the face of bottom plate links to each other, two the face of another board of L shaped plate with the inner wall of power takeoff casing body is connected.
Optionally, the power takeoff housing body and the coaming are integrally connected.
Optionally, the material of the oil baffle plate is stamped and manufactured by 08F stamping steel plates.
Optionally, the power takeoff housing body is provided with a matching mounting hole matched with the oil baffle plate.
A power takeoff comprises a power takeoff shell for preventing oil leakage of a vent plug.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the surrounding plate and the oil baffle plate are designed around the vent plug mounting hole on the power takeoff shell body, so that the vent plug mounting hole on the power takeoff shell body is completely surrounded, and oil gas or lubricating oil can be effectively prevented from splashing to the vent plug mounting hole from the periphery, so that the vent plug leaks oil. Meanwhile, a gap is reserved between the oil baffle and the coaming, so that the air in the cavity of the power takeoff can be discharged, and oil leakage faults of the power takeoff caused by leakage of the vent plug can be avoided when lubricating oil in the power takeoff is splashed or the lubricating oil is at a high temperature.
Furthermore, the coaming comprises the first baffle, the second baffle and the third baffle, and the materials can be saved by connecting the coaming with the side plate of the power takeoff shell body.
Drawings
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, proportional sizes, and the like of the respective components in the drawings are merely illustrative for aiding in understanding the present utility model, and are not particularly limited. In the drawings:
FIG. 1 is a schematic perspective view of a power take-off housing of the present utility model;
FIG. 2 is a schematic view of an oil baffle plate according to the present utility model;
FIG. 3 is a schematic view of an oil baffle installation of the present utility model;
figure 4 is a schematic view of a vent plug of the present utility model;
the novel high-efficiency high-speed hydraulic power takeoff shell comprises a 1-power takeoff shell body, 11-first matching holes, 12-second matching holes, 13-coaming plates, 131-first baffle plates, 132-second baffle plates, 133-third baffle plates, 14-vent plug mounting holes, 2-vent plugs, 3-oil baffle plates and 4-fasteners.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, 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, shall fall within the scope of the utility model.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The present utility model will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 2, the power takeoff housing capable of preventing oil leakage of the vent plug comprises a power takeoff housing body 1, wherein a vent plug mounting hole 14 is formed in the power takeoff housing body 1 and used for mounting the vent plug 2. Inside of power takeoff casing body 1 encircles breather plug mounting hole 14 is provided with bounding wall 13, bounding wall 13 can effectively block oil gas or lubricating oil to splash to the breather plug mounting hole all around, leads to the breather plug oil leak. The oil baffle 3 is arranged outside the coaming 13, the oil baffle 3 is matched with the coaming 13, an oil baffle through hole is formed in the oil baffle 3, a fastener 4 is arranged in the oil baffle through hole, a matched mounting hole is formed in the power takeoff shell body 1, and the fastener 4 penetrates through the oil baffle 3 and is connected with the matched mounting hole. The middle part of the oil baffle plate 3 is positioned in the axial direction of the vent plug mounting hole 14. Optionally, the power takeoff housing body 1 and the coaming 13 are integrally connected.
Optionally, the oil baffle plate 3 is stamped by a 08F steel plate.
Optionally, the fastener 4 is a bolt, a nut, and a washer combination.
The shroud 13 includes a first baffle 131, a second baffle 132, and a third baffle 133.
The power takeoff housing body 1 comprises a connecting plate provided with the vent plug mounting holes 14, two ends of the connecting plate are connected with side plates, and the side plates are perpendicular to the connecting plate.
The two ends of the plate surface of the second baffle 132 are respectively connected with the end surface of the first baffle 131 and the end surface of the third baffle 133, and the first baffle 131 and the third baffle 133 are perpendicular to the second baffle 132. The side surfaces of the first baffle 131, the second baffle 132 and the third baffle 133 are all connected with the connecting plate of the power takeoff housing body 1. The other end surfaces of the first baffle 131 and the third baffle 133, which are opposite to the end surface connected with the second baffle 132, are connected with the inner walls of the side plates of the power takeoff housing body 1. The periphery of the vent plug mounting hole 14 is surrounded by the first baffle 131, the second baffle 132, the third baffle 133, and the side plates of the power take-off housing body 1.
The oil baffle through hole includes a first through hole 31 and a second through hole 32. The oil baffle 3 comprises a bottom plate and two L-shaped plates arranged at two ends of the bottom plate, wherein the end face of one of the L-shaped plates is connected with the plate face of the bottom plate, and the plate face of the other of the two L-shaped plates is provided with a first through hole 31 and a second through hole 32 respectively.
The power takeoff housing body 1 is provided with a first matching hole 11 and a second matching hole 12. The first through hole 31 and the second through hole 32 correspond to the positions of the first matching hole 11 and the second matching hole 12.
The oil baffle 3 is arranged right below the vent plug mounting hole 14 on the power takeoff housing body 1, and gaps are reserved among the oil baffle 3, the first baffle 131, the second baffle 132 and the third baffle 133, so that the exhaust of gas in the power takeoff cavity can be ensured, and oil gas or lubricating oil right below the vent plug mounting hole 14 can be prevented from splashing to the vent plug mounting hole, and oil leakage of the vent plug is caused.
The device elements in the above embodiments are conventional device elements unless otherwise specified, and the structural arrangement, operation or control modes in the embodiments are conventional arrangement, operation or control modes in the art unless otherwise specified.
Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (10)
1. The utility model provides a prevent power takeoff casing of ventilation plug oil leak which characterized in that includes:
the power takeoff shell body (1), wherein a vent plug mounting hole (14) is formed in the power takeoff shell body (1);
the coaming (13) is arranged on the inner wall of the power takeoff shell body (1);
the oil baffle (3) is arranged on the inner wall of the power takeoff shell body (1);
the coaming (13) is arranged around the vent plug mounting hole (14), the oil baffle (3) is arranged on the outer side of the coaming (13), and the oil baffle (3) is positioned in the axial direction of the vent plug mounting hole (14); a gap is reserved between the oil baffle (3) and the coaming (13).
2. The power takeoff housing for preventing oil leakage of a vent plug according to claim 1, wherein an oil baffle through hole is formed in the oil baffle (3), a fastener (4) is arranged in the oil baffle through hole, and the oil baffle (3) is installed on the power takeoff housing body (1) through the fastener (4).
3. A power take-off housing against oil leakage from a breather plug according to claim 2, wherein the fastener (4) is a bolt, nut, washer combination.
4. A power take-off housing against oil leakage from a vent plug according to claim 1, wherein the oil baffle (3) is shaped to match the shroud (13).
5. The power takeoff housing for preventing oil leakage of a vent plug according to claim 1, wherein the power takeoff housing body (1) comprises a connecting plate provided with a vent plug mounting hole (14), two ends of the connecting plate are connected with side plates, the coaming (13) comprises a first baffle (131), a second baffle (132) and a third baffle (133), two ends of a plate surface of the second baffle (132) are respectively connected with an end face of the first baffle (131) and an end face of the third baffle (133), and the other end faces of the first baffle (131) and the third baffle (133) which are connected with the second baffle (132) in a back mode are connected with inner walls of the side plates of the power takeoff housing body (1).
6. The power takeoff housing for preventing oil leakage of a vent plug according to claim 1, wherein the oil baffle plate (3) comprises a bottom plate and two L-shaped plates arranged at two ends of the bottom plate, the end face of one plate of the L-shaped plates is connected with the plate face of the bottom plate, and the plate face of the other plate of the two L-shaped plates is connected with the inner wall of the power takeoff housing body (1).
7. The power takeoff housing for preventing oil leakage of a vent plug according to claim 1, wherein the power takeoff housing body (1) and the coaming (13) are integrally connected.
8. A power take-off housing against oil leakage from a vent plug according to claim 1, wherein the material of the oil baffle (3) is stamped from 08F stamped steel.
9. The power takeoff housing for preventing oil leakage of a vent plug according to claim 1, wherein the power takeoff housing body (1) is provided with a matched mounting hole matched with the oil baffle plate (3).
10. A power take-off comprising a power take-off housing as claimed in any one of claims 1 to 9 which is resistant to leakage of oil from a vent plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321899956.0U CN220600402U (en) | 2023-07-18 | 2023-07-18 | Prevent power takeoff casing and power takeoff of ventilation plug oil leak |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321899956.0U CN220600402U (en) | 2023-07-18 | 2023-07-18 | Prevent power takeoff casing and power takeoff of ventilation plug oil leak |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220600402U true CN220600402U (en) | 2024-03-15 |
Family
ID=90169784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321899956.0U Active CN220600402U (en) | 2023-07-18 | 2023-07-18 | Prevent power takeoff casing and power takeoff of ventilation plug oil leak |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220600402U (en) |
-
2023
- 2023-07-18 CN CN202321899956.0U patent/CN220600402U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220600402U (en) | Prevent power takeoff casing and power takeoff of ventilation plug oil leak | |
| US20080210193A1 (en) | Crankcase | |
| CN210461826U (en) | Waterproof breather valve assembly mechanism of motor | |
| JP3275653B2 (en) | Arrangement structure of oil relief valve in engine | |
| CN105650251A (en) | Venting structure of automobile transmission | |
| CN216200318U (en) | Speed reducer casing | |
| CN215487261U (en) | Oil leakage prevention device for motor sliding bearing seat | |
| CN204878659U (en) | Automotive transmission breather valve | |
| CN205207612U (en) | Transfer case vent structure , transfer case and vehicle | |
| CN109424727B (en) | Speed reducer ventilation structure and speed reducer | |
| KR100680360B1 (en) | Cylinder head cover structure | |
| CN210569152U (en) | Water heater | |
| CN215110422U (en) | Transmission case breather and car transmission case | |
| CN211501600U (en) | Transmission housing for diesel engine | |
| CN210564707U (en) | Ventilating and anti-blocking pipeline for crankcase of automobile engine | |
| CN112178165B (en) | Gear box ventilation assembly and vehicle | |
| CN217814868U (en) | Speed reducer shell, speed reducer and power assembly for electric vehicle | |
| CN218818411U (en) | Ventilation cap and oil tank | |
| CN217999681U (en) | Front cover sealing structure of engine oil control valve and vehicle | |
| CN214984587U (en) | Hub end cover assembly capable of adjusting air pressure in hub cavity | |
| CN211481040U (en) | Waterproof ventilative structure of starter | |
| CN220354439U (en) | Oil seepage prevention structure of gearbox respirator | |
| CN217582569U (en) | Centrifugal fan atmoseal oil blanket integrated configuration | |
| CN113638787B (en) | Engine | |
| CN217815065U (en) | Knife switch type normal-low temperature zero-leakage electromagnetic valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |