Engine oil cooling equipment for electric driving system of new energy automobile

By designing a new energy vehicle electric drive system engine oil cooling equipment including a compression cooler and a cooling fan, the problem of excessive oil temperature is solved, and a more efficient heat dissipation effect is achieved, ensuring the normal operation of the system.

CN222634311UActive Publication Date: 2025-03-18ZHUZHOU GEAR CO LTD
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Patent Information

Application Number
CN202421503208.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-28
Publication Date
2025-03-18
Estimated Expiration
2034-06-28

AI Technical Summary

Technical Problem

In the electric drive system of new energy vehicles, excessive oil temperature will affect the normal use of the equipment. The existing natural wind has poor heat dissipation effect and it is difficult to effectively reduce the oil temperature.

Method used

An oil cooling equipment including an outer frame, an oil cooling box, a compression cooler and a cooling fan is designed. The cooling liquid is delivered to the oil cooling box through a compression cooler circulation pump, and combined with a cooling fan and a buffer spring to improve the heat dissipation efficiency.

Benefits of technology

It effectively improves the oil cooling efficiency, reduces the oil temperature, ensures the normal operation of the electric drive system of new energy vehicles, and protects the equipment through protection plates and springs.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses new energy automobile electric drive system engine oil cooling equipment which comprises an outer frame, an engine oil cooling box, a notch, a sliding way, a compression cooling machine, an outlet pipe, a circulating pipe, an engine oil inlet pipe and an engine oil outlet pipe. The front end and the rear end of the outer frame are in open type design, the engine oil cooling box is installed in the outer frame, the notch is formed in one side of the outer frame, and the sliding way is arranged in the sliding way. A notch is formed in the outer frame, the notch penetrates through the outer frame, a sliding way is formed in the position, close to the notch, of the outer frame, a sliding block is installed in the sliding way, the position of the sliding block is manually adjusted, the sliding block is fixed through a plug pin when not needing to move, a compression cooling machine is installed at the top of the outer frame, and a circulating pump is installed in the compression cooling machine. An outlet of the circulating pump is connected with an outlet pipe, the outlet pipe is connected with an engine oil cooling box, and a circulating pipe is arranged on the engine oil cooling box and connected with a compression cooling machine. The device is reasonable in design; the compression cooling machine can cool engine oil in the engine oil cooling box.
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Description

Technical Field

[0001] The utility model relates to oil cooling equipment for an electric drive system of a new energy vehicle. Background Art

[0002] New energy vehicles need to use engine oil to lubricate the electric drive system during use. If the oil temperature is too high during use, it will affect the normal use in the later stage. The existing oil cooling often uses natural wind to dissipate heat, which has a poor heat dissipation effect. Utility Model Content

[0003] The purpose of the utility model is to provide an oil cooling device for an electric drive system of a new energy vehicle to solve the above technical problems.

[0004] To achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A new energy vehicle electric drive system oil cooling device, comprising an outer frame, an oil cooling box, a notch, a slideway, a compression cooler, an outlet pipe, a circulation pipe, an oil inlet pipe, and an oil outlet pipe. The front and rear ends of the outer frame are open-type designs. The outer frame is provided with an oil cooling box. A notch is provided on one side of the outer frame, and the notch runs through the outer frame. A slideway is provided on the outer frame near the notch. A slider is installed in the slideway. The position of the slider is adjusted manually. When the slider does not need to be moved, it is fixed by a latch. A compression cooler is installed on the top of the outer frame. A circulation pump is installed in the compression cooler. The outlet of the circulation pump is connected to the outlet pipe, and the outlet pipe is connected to the oil cooling box. The oil cooling box is provided with a circulation pipe, and the circulation pipe is connected to the compression cooler. The circulation pipe is located above the outlet pipe. The oil cooling box is provided with an oil inlet pipe and an oil outlet pipe, and the oil inlet pipe and the oil outlet pipe are connected inside the oil cooling box.

[0006] Preferably, a heat sink is installed in the oil cooler box, a part of the heat sink extends out of the oil cooler box, and screw-mounted protective plates are provided at the upper and lower ends of the oil cooler box. The protective plates are trapezoidal in design, and screw springs are provided at the lower part of the protective plates.

[0007] Preferably, a buffer spring mounted with screws, the buffer spring and the cooling fan are provided below the sliding block.

[0008] Compared with the prior art, the utility model has the following advantages: the utility model has a reasonable design; the cooling fan at the notch can improve the air circulation at the outer surface of the oil cooling box, thereby accelerating the heat dissipation; the outer frame can protect the oil cooling box; the compression cooling machine can cool the coolant and then transport it into the oil cooling box to cool the oil; the buffer spring on the cooling fan can make the cooling fan vibrate to a certain extent when the cooling fan is started, thereby expanding the coverage area of ​​the cooling fan; the protection plate and the spring can protect the oil cooling box to prevent the outer frame from being deformed and causing damage to the oil cooling box. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] Figure 1 This is a schematic diagram of the oil cooling equipment of the electric drive system of the new energy vehicle of the utility model.

[0010] Figure 2 This is a schematic diagram of the oil cooling box explosion of the oil cooling device of the electric drive system of the new energy vehicle of the utility model.

[0011] Figure 3 This is a schematic diagram of a slider and a cooling fan of an oil cooling device of an electric drive system of a new energy vehicle of the utility model. DETAILED DESCRIPTION

[0012] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0013] like Figure 1-3As shown, an oil cooling device for an electric drive system of a new energy vehicle comprises an outer frame 1, an oil cooling box 2, a notch 3, a slideway 4, a compression cooler 6, an outlet pipe 7, a circulation pipe 8, an oil inlet pipe 9, and an oil outlet pipe 10. The front and rear ends of the outer frame 1 are open-type designs, the outer frame is connected to the new energy vehicle, the oil cooling box 2 is installed in the outer frame 1, a notch 3 is provided on one side of the outer frame 1, and the notch 3 runs through the outer frame 1, a slideway 4 is provided on the outer frame 1 near the notch 3, a slider 5 is installed in the slideway 4, the slider 5 is manually adjusted in position, and a latch is used to fix the slider 5 when it does not need to move, a compression cooler 6 is installed on the top of the outer frame 1, a circulation pump is installed in the compression cooler 6, and the outlet of the circulation pump is connected to the outlet pipe 7 The outlet pipe 7 is connected to the oil cooler box 2, and the oil cooler box is filled with coolant. The oil cooler box 2 is provided with a circulation pipe 8, and the circulation pipe 8 is connected to the compression cooler 6. The circulation pipe 8 is located above the outlet pipe 7. The oil cooler box 2 is provided with an oil inlet pipe 9 and an oil outlet pipe 10. The oil inlet pipe 9 and the oil outlet pipe 10 are connected inside the oil cooler box 2. A heat sink 11 is installed in the oil cooler box 2, and a part of the heat sink 11 extends out of the oil cooler box 2. The heat sink is made of aluminum alloy material. The upper and lower ends of the oil cooler box 2 are provided with screw-mounted protective plates 12. The protective plate 12 is trapezoidal in design. A screw spring 13 is provided at the bottom of the protective plate 12. A buffer spring 14 mounted with screws is provided below the slider 5. The buffer spring 14 and the cooling fan 15.

[0014] The above is a preferred embodiment of the present invention. For ordinary technicians in this field, according to the teachings of the present invention, without departing from the principles and spirit of the present invention, changes, modifications, substitutions and variations made to the implementation methods are still within the scope of protection of the present invention.

Claims

1. An oil cooling device for an electric drive system of a new energy vehicle, comprising an outer frame (1), an oil cooling box (2), a notch (3), a slideway (4), a compression cooler (6), an outlet pipe (7), a circulation pipe (8), an oil inlet pipe (9), and an oil outlet pipe (10), characterized in that: The front and rear ends of the outer frame (1) are open-type designs. An oil cooling box (2) is installed in the outer frame (1). A notch (3) is provided on one side of the outer frame (1), and the notch (3) passes through the outer frame (1). A slideway (4) is provided on the outer frame (1) near the notch (3). A slider (5) is installed in the slideway (4). The position of the slider (5) is adjusted manually. When the slider (5) does not need to be moved, it is fixed by a latch. A compression cooler ( 6), a circulation pump is installed in the compression cooler (6), the outlet of the circulation pump is connected to the outlet pipe (7), the outlet pipe (7) is connected to the oil cooling box (2), the oil cooling box (2) is provided with a circulation pipe (8), the circulation pipe (8) is connected to the compression cooler (6), the circulation pipe (8) is located above the outlet pipe (7), the oil cooling box (2) is provided with an oil inlet pipe (9) and an oil outlet pipe (10), the oil inlet pipe (9) and the oil outlet pipe (10) are connected inside the oil cooling box (2).

2. The oil cooling device of the electric drive system of a new energy vehicle according to claim 1 is characterized in that: A heat sink (11) is installed in the oil cooling box (2), a portion of the heat sink (11) extends out of the oil cooling box (2), and protective plates (12) mounted with screws are provided at the upper and lower ends of the oil cooling box (2), the protective plates (12) are trapezoidal in design, and a screw spring (13) is provided at the lower part of the protective plate (12).

3. The oil cooling device of the electric drive system of a new energy vehicle according to claim 1 is characterized in that: A buffer spring (14) mounted by screws is provided below the slider (5), and the buffer spring (14) and a cooling fan (15) are provided.