CN211370590U - Engine oil tank, engine and generator set - Google Patents
Engine oil tank, engine and generator set Download PDFInfo
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- CN211370590U CN211370590U CN201922489074.7U CN201922489074U CN211370590U CN 211370590 U CN211370590 U CN 211370590U CN 201922489074 U CN201922489074 U CN 201922489074U CN 211370590 U CN211370590 U CN 211370590U
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- oil tank
- groove structure
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- fuel
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Abstract
The utility model relates to an engine oil tank, an engine and a generator set; an oil filling port is formed in the oil tank shell; the oil filling port is provided with a groove structure with an outward groove opening, and the bottom of the groove structure is provided with an opening through which the filter element passes and the filter element is hung on the bottom of the groove structure; a ventilation channel for communicating the inside and the outside of the oil tank when the opening is plugged by oiling is arranged at the groove structure; the fuel tank filling device is favorable for quickly filling fuel and ensuring that the fuel tank can be filled, and the judgment of the full state is favorable for avoiding the problem that the fuel is sprayed out from the fuel filling port.
Description
Technical Field
The utility model relates to an engine oil tank field, concretely relates to engine oil tank, engine and generating set.
Background
The general engine belongs to a small internal combustion engine, is usually used as a power device to provide power for terminal working machines such as a small generator set, a water pump set and the like, and can also be independently used as an engine commodity. Engines are typically provided with an oil tank.
In order to prevent impurities in the fuel from entering the fuel tank when the fuel is filled, a filter member is usually disposed at the fuel filler opening, specifically, a bowl-shaped bracket with a central opening is disposed toward the fuel tank, and a filter member corresponding to the central opening in shape passes through the central opening and is supported on the bowl-shaped bracket. Then in the refueling process, when fuel is rapidly filled into the oil tank to the bottom position of the bowl-shaped bracket, particularly under the condition of excessively rapid fuel filling, the fuel easily seals the central opening, so that the fuel is difficult to continue to be filled, and the fuel is not filled (the fuel is filled when the liquid level of the fuel just exceeds the bottom position of the bracket in a horizontal state), so that the false phenomenon of filling is caused, and the difficulty of judging whether the oil tank is filled is increased; if the fuel tank is continuously filled, fuel needs to be filled while shaking the fuel tank, which complicates fuel filling and may cause fuel to be ejected from the filler opening.
Based on above problem, the utility model provides an engine oil tank, engine and generating set. This engine oil tank, engine and generating set do benefit to and guarantee to get rid of the air rapidly when refueling, keep the unobstructed intercommunication between the airtight space that forms after refueling and outside atmosphere, do benefit to quick filling fuel and ensure that the oil tank can fill up, do benefit to the judgement to filling up the state and do benefit to the appearance of avoiding fuel from oil filler hole blowout problem.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model relates to an engine oil tank, engine and generating set do benefit to and guarantee to get rid of the air rapidly when refueling, keep refueling the unobstructed intercommunication between the airtight space that forms and outside atmosphere, do benefit to quick filling fuel and ensure that the oil tank can fill up, do benefit to the judgement to filling up the state and do benefit to the appearance of avoiding fuel from oil filler hole blowout problem.
The utility model discloses an engine oil tank, which comprises an oil tank shell; an oil filling port is formed in the oil tank shell; a groove structure with an outward notch is arranged along the periphery of the inner side of the oil filling port, and an opening through which the filter element passes and the filter element is hung at the bottom of the groove structure is formed in the bottom of the groove structure; the groove structure can be hermetically connected with the oil tank shell through welding or can be a groove structure which is arranged at the oil filling port and is integrally formed with the oil tank shell; a filter piece corresponding to the opening in shape passes through the central opening and is supported at the bottom of the groove structure; when oil is filled, impurities in the oil can be filtered when the oil enters the inner space of the oil tank through the oil filling port, and the position stability of the filter element during oil filling is ensured; a ventilation channel for discharging air in the internal space of the oil tank to the external space of the oil tank when the opening is blocked is arranged near the notch of the groove structure; the communication between the inside and the outside of the oil tank is favorably kept when oil is added, even when the oil is added to the bottom position of the groove structure and even the central opening is sealed by the fuel oil, air can be quickly removed even if the fuel oil is quickly added, so that the fuel oil level can quickly reach the full position, the full state can be favorably judged, and the problem that the fuel oil is sprayed out from the oil adding port is avoided; outward here refers to an orientation in which the interior of the tank shell points outward.
Further, the vent channel is a vent hole arranged near the notch of the groove structure; the term "adjacent" as used herein means that the vent hole may be disposed on the groove structure or on the tank case in sealed connection with the groove structure or between the groove structure and the tank case; the communicating of the inside and the outside of the oil tank is kept when the oil tank is filled, even when the central opening is sealed by fuel oil at the bottom position of the groove structure, the air can be rapidly removed even if the fuel oil is filled rapidly, the fuel oil level can rapidly reach the filling position, the filling state is favorably judged, and the problem that the fuel oil is sprayed from the oil filling port is avoided.
Further, the vent hole is at least one clearance hole reserved at the sealing connection position of the groove structure and the oil tank shell; the ventilation channel which can still enable the inside and the outside of the oil tank to be communicated is formed by plugging the opening by fuel oil even when oil is added; the closed space formed after refueling is communicated with the external atmosphere, so that air can be quickly removed even if fuel is rapidly filled when the fuel is rapidly filled to the bottom position of the groove structure and the central opening is possibly sealed by the fuel, the fuel level can quickly reach the full position, the full state can be judged, and the problem that the fuel is sprayed from a fuel filling port is avoided; the quantity of clearance hole sets up as required to the air in the oil tank inner space communicates in the oil tank exterior space through the clearance hole when being favorable to satisfying the opening shutoff is suitable.
Further, the vent hole is at least one communication hole arranged on the groove structure; the communication hole can be arranged on a roughly horizontal flanging arranged at the joint of the groove opening of the groove structure and the oil tank shell, can also be arranged on the groove edge of the groove structure, and can also be arranged at the joint of the groove edge of the groove structure and the roughly horizontal flanging; the air in the internal space of the oil tank is favorably communicated with the external space of the oil tank through the communication hole when the opening is blocked; the number of the communication holes can be set according to requirements; by substantially horizontal is meant that the flanges of the groove structure may be arranged horizontally or inclined within 10 °.
Further, the ventilation channel is a variable diameter channel arranged at the top of the oil tank shell; the bulge which is arranged on the oil tank shell and corresponds to the oil filling port side and is provided with an oil port for filling oil surrounds the oil tank shell and the groove structure to form a channel space, and then the channel space is matched with a vent hole arranged near the notch of the groove structure to form a variable diameter channel communicated with the inside and the outside of the oil tank; preferably, the joint of the protruding part and the oil tank shell extends towards the center of the oil tank shell far away from the groove structure along the horizontal direction, and a horizontal ventilation channel is formed between at least one side of the protruding part along the horizontal direction and the oil tank shell; the closed space formed inside the oil tank is communicated with the outside atmosphere of the oil tank through the reducing channel when the refueling opening is blocked, so that the air above the oil tank can be rapidly removed even if the fuel is rapidly filled when the refueling is carried out to the bottom position of the groove structure and the opening is possibly blocked by the fuel, the fuel level can rapidly reach the filling position, the full state can be judged, and the problem that the fuel is sprayed from the refueling opening is avoided.
Further, the groove structure is bowl-shaped; namely, the side of the groove edge of the groove structure, which is far away from the internal space of the oil tank, is relatively close to the internal space of the oil tank and is laterally and outwards inclined, so that the cross sectional area of the groove opening of the groove structure is larger than that of the groove bottom; the structure layout is facilitated.
The utility model also provides an engine, the engine have as above the engine oil tank.
The utility model also provides a generating set, generating set has as above engine oil tank.
The utility model has the advantages that: the utility model relates to an engine oil tank, engine and generating set, through the setting of passageway of ventilating, do benefit to the airtight space and the outside atmospheric intercommunication that form after refueling, do benefit to when refueling the bottom position and the fuel of groove structure probably seal the central opening soon, even quick filling fuel, also can get rid of the air rapidly, make the fuel oil level can arrive fast and fill the position, do benefit to quick filling fuel and ensure that the oil tank can fill up, and simultaneously, do benefit to the judgement to filling up the state and do benefit to the appearance of avoiding the fuel from oil filler hole blowout problem.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a schematic diagram of the generator set of the present invention.
Detailed Description
Fig. 1 is the structural schematic diagram of the present invention, fig. 2 is the top view of the present invention, fig. 3 is the structural schematic diagram of the generator set of the present invention, as shown in the figure: the engine oil tank of the embodiment comprises an oil tank shell 1; an oil filling port 3 is formed in the oil tank shell 1; a groove structure 4 with an outward notch is arranged along the periphery of the inner side of the oil filling port 3, and an opening 8 through which the filter element 2 passes and which enables the filter element to be hung at the bottom of the groove structure 4 is arranged at the bottom of the groove structure 4; the groove structure 4 can be hermetically connected with the oil tank shell 1 by welding or can be the groove structure 4 which is arranged at the oil filling port 3 and is integrally formed with the oil tank shell 1; a filter element 2 corresponding to the shape of the opening penetrates through the opening 8 and is supported at the bottom of the groove structure 4; when oil is filled, impurities in the oil can be filtered when the oil enters the inner space of the oil tank through the oil filling port 3, and the position stability of the filter element 2 during oil filling is ensured; a ventilation channel for discharging air in the internal space of the oil tank to the external space of the oil tank when an opening 8 is blocked is arranged near the notch of the groove structure 4; the communication between the inside and the outside of the oil tank is favorably kept when oil is added, even when the oil is added to the bottom position of the groove structure 4 and even the opening 8 is sealed by the fuel oil, the air in the oil tank can be quickly removed even if the fuel oil is quickly added, so that the fuel oil level can quickly reach the full position, the full state can be favorably judged, and the problem that the fuel oil is sprayed from the oil adding port 3 is avoided; "outwardly" here means an orientation in which the inside of the tank case 1 is directed outwardly; the "discharge of air from the internal space of the fuel tank to the external space of the fuel tank" indicates a discharge direction, and in conjunction with the embodiment, as shown in fig. 1, the white arrow direction is the discharge direction.
In this embodiment, the ventilation channel is a ventilation hole disposed near the notch of the groove structure 4; the term "adjacent" here means that the vent hole may be provided on the groove structure 4 or on the tank case 1 hermetically connected to the groove structure 4 or between the groove structure 4 and the tank case 1; the connection between the inside and the outside of the oil tank is kept when the oil is filled, even when the opening 8 is sealed by fuel oil at the bottom position of the groove structure 4, the air can be rapidly removed even if the fuel oil is filled rapidly, the fuel oil level can reach the full position rapidly, the full state can be judged easily, and the problem that the fuel oil is sprayed out from the oil filling port 3 is avoided.
In this embodiment, the vent hole is at least one clearance hole 9 reserved at the sealing connection position of the groove structure 4 and the oil tank shell; the ventilation channel which can enable the inside and the outside of the oil tank to be communicated even if the opening 8 is blocked by fuel oil when oil is added is formed; the closed space formed after refueling is communicated with the external atmosphere, so that air can be quickly exhausted even if fuel is rapidly filled when the fuel is rapidly filled to the bottom position of the groove structure 4 and the opening 8 is possibly sealed by the fuel, the fuel level can quickly reach the full position, the full state can be judged, and the problem that the fuel is sprayed from the fuel filling port 3 is avoided; the number of the clearance holes 9 is set according to the requirement, so that the air in the inner space of the oil tank is favorably communicated with the outer space of the oil tank through the clearance holes 9 when the opening 8 is blocked.
In this embodiment, the vent hole is at least one communication hole 7 disposed on the groove structure 4; the communication hole 7 can be arranged on a substantially horizontal flange 42 at the connection position of the notch of the groove structure 4 and the oil tank shell 1, can be arranged on a groove edge 41 of the groove structure 4, and can be arranged at the connection position of the groove edge 41 of the groove structure 4 and the substantially horizontal flange 42; the air in the internal space of the oil tank is favorably communicated with the external space of the oil tank through the communication hole 7 when the opening is blocked; the number of the communication holes 7 can be set according to requirements; by substantially horizontal is meant that the flanges 42 of the groove structures 4 may be arranged horizontally or inclined within 10.
In this embodiment, the ventilation channel is a variable diameter channel 5 arranged at the top of the oil tank shell 1; the reducing channel 5 is formed by: forming a convex part 6 (the convex part 6 is formed by punch forming) outwards (the outward direction is the upward direction in fig. 1) on the oil tank shell 1 above the preset position of the notch flanging 42 of the groove structure 4, wherein the convex part 6 is actually in a groove shape with an open groove bottom when being observed outwards from the inside of the oil tank, the groove is matched with a vent hole arranged near the notch of the groove structure to form a reducing channel 5 communicated with the inside and outside spaces of the oil tank, and the main body shape of the reducing channel 5 is determined by the shape of the convex part 6 and is not limited; preferably, the joint of the protruding part and the oil tank shell extends towards the center of the oil tank shell far away from the groove structure along the horizontal direction, and a horizontal ventilation channel is formed between at least one side of the protruding part along the horizontal direction and the oil tank shell; the structure is further beneficial to quickly discharging air above the oil tank even if the fuel is quickly filled when the fuel is filled to the bottom position of the groove structure 4 and the fuel possibly seals the opening 8, so that the fuel level can quickly reach the full position, the full state can be judged, and the problem that the fuel is sprayed out from the fuel filling port is avoided.
In this embodiment, the groove structure 4 is bowl-shaped; namely, the side, far away from the internal space of the oil tank, of the groove edge 41 of the groove structure 4 is obliquely arranged outwards relative to the side, close to the internal space of the oil tank, so that the cross-sectional area of the groove opening of the groove structure 4 is larger than that of the groove bottom; the structure layout is facilitated.
The present embodiment also provides an engine having an engine oil tank as described above.
The present embodiment also provides a generator set having an engine oil sump as described above.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (8)
1. An engine oil tank, characterized in that: comprises a fuel tank shell; an oil filling port is formed in the oil tank shell; a groove structure with an outward notch is arranged on the inner side of the oil tank shell below the oil filling port, and an opening through which a filter element passes and the filter element is hung on the bottom of the groove structure is formed in the bottom of the groove structure; and a vent channel for discharging air in the internal space of the oil tank to the external space of the oil tank under the condition that the opening is blocked when oil is filled is arranged at the position close to the notch of the groove structure.
2. The engine oil tank of claim 1, wherein: the vent channel is a vent hole arranged near the notch of the groove structure.
3. An engine oil tank according to claim 2, characterized in that: the vent hole is at least one clearance hole reserved at the sealing connection position of the groove structure and the oil tank shell.
4. An engine oil tank according to claim 2, characterized in that: the vent hole is at least one communicating hole arranged on the groove structure.
5. The engine oil tank of claim 1, wherein: the ventilation channel is a variable diameter channel arranged at the top of the oil tank shell.
6. An engine oil tank according to any one of claims 1 to 5, characterized in that: the groove structure is bowl-shaped.
7. An engine, comprising an engine block, characterized in that: the engine having an engine oil sump according to any one of claims 1 to 6.
8. A generator set comprises an engine and a generator driven by the engine, and is characterized in that: the generator set having an engine oil tank as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922489074.7U CN211370590U (en) | 2019-12-31 | 2019-12-31 | Engine oil tank, engine and generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922489074.7U CN211370590U (en) | 2019-12-31 | 2019-12-31 | Engine oil tank, engine and generator set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211370590U true CN211370590U (en) | 2020-08-28 |
Family
ID=72173589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922489074.7U Active CN211370590U (en) | 2019-12-31 | 2019-12-31 | Engine oil tank, engine and generator set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211370590U (en) |
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2019
- 2019-12-31 CN CN201922489074.7U patent/CN211370590U/en active Active
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