CN219643747U - Anti-blocking oil storage cavity of new energy electric drive system - Google Patents
Anti-blocking oil storage cavity of new energy electric drive system Download PDFInfo
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- CN219643747U CN219643747U CN202320618994.8U CN202320618994U CN219643747U CN 219643747 U CN219643747 U CN 219643747U CN 202320618994 U CN202320618994 U CN 202320618994U CN 219643747 U CN219643747 U CN 219643747U
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000012634 fragment Substances 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 3
- 230000007423 decrease Effects 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 10
- 238000001914 filtration Methods 0.000 abstract description 9
- 239000002245 particle Substances 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 60
- 238000001816 cooling Methods 0.000 description 13
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
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Abstract
The utility model discloses an anti-blocking oil storage cavity of a new energy electric drive system, which comprises an oil storage cavity body, wherein one end of the oil storage cavity body is provided with an oil outlet, the opposite end is provided with an oil inlet, and a filter screen assembly is arranged in the oil storage cavity body; the filter screen assembly comprises an outer filter screen sleeve and a plurality of inner filter screens, the outer filter screen sleeve is hollow and is provided with openings at two ends, the section size of the outer filter screen sleeve is matched with that of the oil inlet, the outer filter screen sleeve is arranged in the oil storage cavity body in a penetrating way through the oil inlet, and the first end of the outer filter screen sleeve is positioned at the oil inlet; the inner filter screens are arranged in the outer filter screen sleeve and are distributed from the first end to the second end of the outer filter screen sleeve in sequence. According to the utility model, the outer filter screen sleeve and the inner filter screens are arranged, so that the filtering surface area can be increased to improve the filtering efficiency, impurity particles cannot be concentrated in one area, and the opportunity of generating oil stains on the filter screens is smaller. The utility model is easy to assemble, and the filter screen component is directly inserted into the oil storage cavity body.
Description
Technical Field
The utility model belongs to the technical field of new energy electric drive systems, and particularly relates to an anti-blocking oil storage cavity of a new energy electric drive system.
Background
The new energy electric drive system is a core power output device of the new energy electric automobile and comprises a drive motor, a motor controller and a transmission mechanism, and can convert electric energy in a battery into kinetic energy of automobile running, namely an assembly of an engine and a gearbox of a fuel oil automobile.
With the continuous development of new energy electric automobile driving motor technology, the driving motor is increasingly developed towards the directions of high torque density and high power density, the directions are closely related to the heat dissipation mode of the driving motor, and the high-efficiency heat dissipation capability can improve the continuous power and the continuous torque of the driving motor. Therefore, a cooling system is designed in the electric driving system of the new energy electric automobile, the cooling system usually adopts a gear pump to extract cooling oil in an oil storage cavity in the electric driving system to an inner cavity of the motor, the cooling oil is sprayed out through high pressure established by the gear pump so as to cool the motor and lubricate a motion assembly, and impurities generated in the inner cavity of the motor are washed, and the cooling oil flows back to the oil storage cavity through an oil way after working.
However, since the cooling oil is continuously recycled, various impurities are doped in the cooling oil after the cooling oil works for a long time, the blockage of an oil path is easily caused, and the damage of components in a new energy electric drive system is caused seriously. The common solution is to replace the cooling oil regularly, but the regular replacement of the cooling oil is troublesome firstly and causes the increase of the cost of the vehicle for the vehicle owner secondly, so how to solve the problem of the blockage of the oil circuit of the new energy electric drive system and how to improve the service life of the cooling oil is a urgent need.
The utility model patent with the application number of CN202222104677.2 discloses an oil suction pipe for a new energy electric drive system, which comprises an oil suction pipe body arranged in the electric drive system; the oil suction pipe body is provided with a first inlet, a second inlet, a third inlet and an outlet, and the outlet is communicated with the first inlet, the second inlet and the third inlet; the first inlet is communicated with the bottom of the motor cavity, the second inlet and the third inlet are both communicated with the bottom of the oil storage cavity, and the outlet is connected to the inlet of the gear pump.
In the prior art, the second inlet and the third inlet of the oil storage cavity are connected to the oil suction pipe body, and the filter screen is additionally arranged on the second inlet and the third inlet to filter impurities in the cooling oil, so that the purposes of solving the oil way blockage of the new energy electric drive system and prolonging the service life of the cooling oil are achieved. But over time impurities can accumulate on the filter screen causing blockage of the outlet of the oil reservoir.
Disclosure of Invention
Aiming at the problems in the background art, the utility model aims to provide an anti-blocking oil storage cavity of a new energy electric drive system, which comprises an oil storage cavity body, wherein one end of the oil storage cavity body is provided with an oil outlet, the opposite end is provided with an oil inlet, and a filter screen component is arranged in the oil storage cavity body;
the filter screen assembly comprises an outer filter screen sleeve and a plurality of inner filter screens, the outer filter screen sleeve is hollow and is provided with openings at two ends, the cross section of the outer filter screen sleeve is matched with the oil inlet in size, and the outer filter screen sleeve is arranged in the oil storage cavity body in a penetrating manner through the oil inlet and is provided with a first end at the oil inlet;
the inner filter screens are arranged in the outer filter screen sleeve and are distributed from the first end to the second end of the outer filter screen sleeve in sequence.
Preferably, a circle of limit flange is arranged on the outer wall of the first end of the outer layer filter screen sleeve, and the limit flange is positioned at the outer side of the oil inlet.
Preferably, the circumference of the inner filter screen is fixedly connected with the inner wall of the outer filter screen sleeve, and the inner filter screen is concavely arranged towards the second end of the outer filter screen sleeve.
Preferably, the pore sizes of the inner filter screens are sequentially reduced from the first end to the second end of the outer filter screen sleeve.
Preferably, the outer layer filter screen sleeve is provided with a plurality of axial keels and a plurality of circumferential keels;
the axial keels extend from the first end to the second end of the outer layer filter screen sleeve, and the axial keels are sequentially distributed along the circumferential direction of the outer layer filter screen sleeve;
the circumference fossil fragments are followed the circumference setting of outer filter screen cover, and a plurality of circumference fossil fragments follow outer filter screen cover's first end is to the second end distributes in proper order.
Preferably, the periphery of the inner filter screen is fixedly connected with the circumferential keels.
Preferably, the number of the inner filter screens is four.
By adopting the technical scheme, the utility model has the following advantages and positive effects compared with the prior art:
according to the utility model, the outer filter screen sleeve and the inner filter screens are arranged, so that the filtering surface area can be increased to improve the filtering efficiency, impurity particles cannot be concentrated in one area, and the opportunity of generating oil stains on the filter screens is smaller. The utility model is easy to assemble, the filter screen component is directly inserted into the oil storage cavity body, and the filter screen component is directly pulled out during replacement, so that the maintenance and the replacement are convenient.
Drawings
The utility model is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic illustration of the filter screen assembly of the present utility model inserted into an oil reservoir body;
FIG. 2 is a schematic illustration of the screen assembly of the present utility model without insertion into the reservoir body;
FIG. 3 is a cross-sectional view of a screen assembly of the present utility model;
fig. 4 is an isometric view of a screen assembly of the present utility model.
Reference numerals illustrate:
1: the new energy electric drive system; 2: an oil storage chamber body; 3: a screen assembly; 4: an outer layer filter screen sleeve; 5: an inner filter screen; 6: a limit flange; 7: an axial keel; 8: a circumferential keel; 9: and an oil inlet.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the specific examples. The advantages and features of the present utility model will become more apparent from the following description. It is noted that the drawings are in a very simplified form and utilize non-precise ratios, and are intended to facilitate a convenient, clear, description of the embodiments of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Referring to fig. 1 to 4, the core of the utility model is to provide an anti-blocking oil storage cavity of a new energy electric drive system, which comprises an oil storage cavity body 2, wherein the oil storage cavity body 2 is arranged on the new energy electric drive system 1, one end of the oil storage cavity body 2 is provided with an oil outlet, the opposite end is provided with an oil inlet 9, and a filter screen assembly 3 is arranged in the oil storage cavity body 2.
The filter screen assembly 3 comprises an outer filter screen sleeve 4 and a plurality of inner filter screens 5, and a plurality of holes for filtering are formed in the outer filter screen sleeve 4 and the inner filter screens 5. The outer filter screen sleeve 4 is hollow and is provided with openings at two ends, the section size of the outer filter screen sleeve 4 is matched with that of the oil inlet 9, the outer filter screen sleeve 4 is arranged in the oil storage cavity body 2 in a penetrating mode through the oil inlet 9, and the first end of the outer filter screen sleeve is located at the oil inlet 9.
Be equipped with round limit flange 6 on the outer wall of outer filter screen cover 4 first end, limit flange 6 is located the outside of oil inlet 9, and limit flange 6 is greater than oil inlet 9, prevents through limit flange 6 that outer filter screen cover 4 is whole to get into the oil storage chamber and take out, also conveniently changes.
The inner filter screens 5 are arranged in the outer filter screen sleeve 4 and are distributed from the first end to the second end of the outer filter screen sleeve 4 in sequence. The number of the inner screens 5 is four in the present embodiment, but other numbers are also possible in other embodiments, and the present utility model is not limited thereto.
The circumference side of the inner layer filter screen 5 is fixedly connected with the inner wall of the outer layer filter screen sleeve 4, and the inner layer filter screen 5 is concavely arranged towards the second end of the outer layer filter screen sleeve 4, and in the embodiment, the inner layer filter screen 5 is concavely formed into an isosceles trapezoid shape. By recessing towards the second end of the outer screen jacket 4, i.e. towards the oil outlet, the surface area of the inner screen 5 can be increased so that the impurity particles are not concentrated in one area to enhance the filtering effect.
Further, the pore sizes of the inner filter screens 5 are sequentially reduced from the first end to the second end of the outer filter screen sleeve 4, so that layer-by-layer filtration is realized, impurity particles cannot be concentrated on one inner filter screen 5, and the inner filter screens 5 can be prevented from being blocked. The pore size of the outer filter screen sleeve 4 is the same as that of the inner filter screen 5 with the smallest pore, so that impurities are ensured not to flow into the oil storage cavity body 2.
The outer layer filter screen sleeve 4 is provided with a plurality of axial keels 7 and a plurality of circumferential keels 8. The axial keels 7 extend from the first end to the second end of the outer screen jacket 4, and the axial keels 7 are distributed in sequence along the circumference of the outer screen jacket 4. The circumference fossil fragments 8 are along the circumference setting of outer filter screen cover 4, and a plurality of circumference fossil fragments 8 distribute in proper order from the first end to the second end of outer filter screen cover 4. The outer layer filter screen sleeve 4 is firmer through the arrangement of the axial keels 7 and the circumferential keels 8. And the circumference side of the inner filter screen 5 is fixedly connected with the circumferential keels 8, so that the inner filter screen 5 is fixed more firmly.
According to the utility model, the outer filter screen sleeve 4 and the inner filter screens 5 are arranged, so that the filtering surface area can be increased to improve the filtering efficiency, impurity particles can not be concentrated in one area, and the opportunity of generating oil stains on the filter screens is smaller. The utility model is easy to assemble, the filter screen component 3 is directly inserted into the oil storage cavity body 2, and the filter screen component is directly pulled out during replacement, so that the maintenance and the replacement are convenient.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments. Even if various changes are made to the present utility model, it is within the scope of the appended claims and their equivalents to fall within the scope of the utility model.
Claims (7)
1. The anti-blocking oil storage cavity of the new energy electric drive system is characterized by comprising an oil storage cavity body, wherein one end of the oil storage cavity body is provided with an oil outlet, the opposite end is provided with an oil inlet, and a filter screen assembly is arranged in the oil storage cavity body;
the filter screen assembly comprises an outer filter screen sleeve and a plurality of inner filter screens, the outer filter screen sleeve is hollow and is provided with openings at two ends, the cross section of the outer filter screen sleeve is matched with the oil inlet in size, and the outer filter screen sleeve is arranged in the oil storage cavity body in a penetrating manner through the oil inlet and is provided with a first end at the oil inlet;
the inner filter screens are arranged in the outer filter screen sleeve and are distributed from the first end to the second end of the outer filter screen sleeve in sequence.
2. The anti-clogging oil storage cavity of the new energy electric drive system according to claim 1, wherein a circle of limit flange is arranged on the outer wall of the first end of the outer filter screen sleeve, and the limit flange is located on the outer side of the oil inlet.
3. The new energy electric drive system anti-clogging oil storage cavity of claim 1, wherein the peripheral side of the inner filter screen is fixedly connected with the inner wall of the outer filter screen sleeve, and the inner filter screen is concavely arranged towards the second end of the outer filter screen sleeve.
4. The new energy electric drive system anti-clogging oil storage chamber of claim 1, wherein the pore size of the plurality of inner filter screens decreases sequentially from the first end to the second end of the outer filter screen sleeve.
5. The new energy electric drive system anti-blocking oil storage cavity according to claim 1, wherein the outer layer filter screen sleeve is provided with a plurality of axial keels and a plurality of circumferential keels;
the axial keels extend from the first end to the second end of the outer layer filter screen sleeve, and the axial keels are sequentially distributed along the circumferential direction of the outer layer filter screen sleeve;
the circumference fossil fragments are followed the circumference setting of outer filter screen cover, and a plurality of circumference fossil fragments follow outer filter screen cover's first end is to the second end distributes in proper order.
6. The anti-clogging oil storage chamber of the new energy electric drive system of claim 5, wherein the peripheral side of the inner filter screen is fixedly connected with the peripheral keel.
7. The new energy electric drive system anti-clogging oil storage chamber of claim 1, wherein the number of the inner filter screens is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320618994.8U CN219643747U (en) | 2023-03-27 | 2023-03-27 | Anti-blocking oil storage cavity of new energy electric drive system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320618994.8U CN219643747U (en) | 2023-03-27 | 2023-03-27 | Anti-blocking oil storage cavity of new energy electric drive system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219643747U true CN219643747U (en) | 2023-09-05 |
Family
ID=87821291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320618994.8U Active CN219643747U (en) | 2023-03-27 | 2023-03-27 | Anti-blocking oil storage cavity of new energy electric drive system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219643747U (en) |
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2023
- 2023-03-27 CN CN202320618994.8U patent/CN219643747U/en active Active
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