Electric drive assembly and vehicle

Abstract

The utility model discloses an electric drive assembly and a vehicle, and the electric drive assembly comprises an electric drive system which is provided with a maintenance area; the acoustic coating piece is arranged on at least part of the periphery of the electric drive system, and an access hole right opposite to the access area is formed in the acoustic coating piece; the overturning part is connected with the acoustic coating part, and the edge of one side of the overturning part is connected with the edge of the access hole so as to selectively open or close the access hole. According to the electric drive assembly, the overturning piece is arranged on the acoustic wrapping piece, the access hole can be opened or closed by moving the overturning piece, the whole acoustic wrapping piece does not need to be disassembled, and the overhaul efficiency of an electric drive system is improved.

Description

Technical Field

[0001] The utility model relates to the field of vehicle parts, in particular to an electric drive assembly and a vehicle. Background Art

[0002] In the related technologies, the electric drive system is a core component of the vehicle, and its noise problem is becoming increasingly prominent. How to effectively reduce the noise of the electric drive system has become an important concern. The existing technology usually uses an acoustic package to completely wrap the entire electric drive system to reduce noise. In the process of vehicle development, some unpredictable problems will inevitably occur in the motor controller. In the process of troubleshooting, since the acoustic package completely covers the motor controller and the maintenance cover on the motor controller is blocked, it is very inconvenient for maintenance personnel to operate. The entire electric drive assembly needs to be removed from the vehicle for problem troubleshooting. Therefore, how to optimize the structure of the acoustic package and improve the efficiency of electric drive maintenance has become a problem that needs to be solved urgently in this field. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, one purpose of the utility model is to provide an electric drive assembly. The electric drive assembly of the utility model is provided with a flip piece on the acoustic covering, and the inspection port can be opened or closed by moving the flip piece, without removing the entire acoustic covering, thereby improving the inspection efficiency of the electric drive system.

[0004] The utility model also provides a vehicle having the electric drive assembly.

[0005] According to the utility model, the electric drive assembly includes: an electric drive system, which is provided with an inspection area; an acoustic covering member, which is provided on at least a portion of the periphery of the electric drive system, and is provided with an inspection opening facing the inspection area; and a flip member, which is connected to the acoustic covering member and has one side edge connected to an edge of the inspection opening so as to selectively open or close the inspection opening.

[0006] According to the utility model, the electric drive assembly is covered with an acoustic covering on at least a portion of the periphery of the electric drive system to achieve the effect of sound insulation and noise reduction. An inspection area is provided in the electric drive system, and an inspection port facing the inspection area is provided in the acoustic covering. The flip part is movably provided at the inspection port. When the electric drive system needs to be inspected and maintained through the inspection port, it is only necessary to open the flip part without removing the entire acoustic covering, thereby improving the inspection efficiency of the electric drive assembly.

[0007] According to some embodiments of the utility model, the electric drive system includes: a main body; an electric control assembly, the electric control assembly is arranged on the top of the main body, and the maintenance area is arranged in the electric control assembly.

[0008] According to some embodiments of the utility model, the acoustic covering comprises: an upper shell covering at least a portion of the outer periphery of the electronic control assembly, the upper shell being provided with the inspection port; and a lower shell covering at least a portion of the outer periphery of the main body.

[0009] According to some embodiments of the present utility model, the inspection opening is opposite to the inspection area and is open in a direction away from the inspection area.

[0010] According to some embodiments of the utility model, the electric drive assembly further includes: a connector, which is disposed on the main body and is suitable for connecting to the outside, and a connector mounting hole suitable for the connector to pass through is provided on the lower shell.

[0011] According to some embodiments of the utility model, the upper shell is provided with a downwardly recessed mounting plane, and the mounting plane is provided with fixing holes that cooperate with the electronic control assembly.

[0012] According to some embodiments of the present invention, the lower shell is provided with a fastener mounting hole, the main body is provided with a matching hole corresponding to the fastener mounting hole, and the lower shell is connected to the main body via a fastener.

[0013] According to some embodiments of the present invention, the upper shell and the lower shell are integrally formed.

[0014] According to some embodiments of the present invention, the acoustic covering is constructed of sound absorbing material.

[0015] A vehicle according to another embodiment of the present invention will be briefly described below.

[0016] The vehicle according to the utility model includes the electric drive assembly described in any one of the above-mentioned embodiments. Since the vehicle according to the utility model includes the electric drive assembly described in any one of the above-mentioned embodiments, the maintenance efficiency of the electric drive system in the vehicle is higher, the maintenance cost is lower, and the noise generated by the operation of the vehicle electric drive assembly is smaller.

[0017] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0019] Figure 1 is a front view of an electric drive assembly according to an embodiment of the utility model;

[0020] Figure 2is a top view of an electric drive assembly according to an embodiment of the utility model;

[0021] Figure 3 It is a schematic structural diagram of a flip member of an electric drive assembly in an open state according to an embodiment of the utility model.

[0022] Reference numerals:

[0023] Electric drive assembly 1;

[0024] Electric drive system 11, maintenance area 111, acoustic cladding 12, maintenance opening 121, flip part 13;

[0025] Connector mounting hole 14; mounting plane 15, fixing hole 151;

[0026] Fastener mounting holes 16. DETAILED DESCRIPTION

[0027] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0028] In the related technologies, the electric drive system is a core component of the vehicle, and its noise problem is becoming increasingly prominent. How to effectively reduce the noise of the electric drive system has become an important concern. The existing technology usually uses an acoustic package to completely wrap the entire electric drive system to reduce noise. In the process of vehicle development, some unpredictable problems will inevitably occur in the motor controller. In the process of troubleshooting, since the acoustic package completely covers the motor controller and the maintenance cover on the motor controller is blocked, it is very inconvenient for maintenance personnel to operate. The entire electric drive assembly needs to be removed from the vehicle for problem troubleshooting. Therefore, how to optimize the structure of the acoustic package and improve the efficiency of electric drive maintenance has become a problem that needs to be solved urgently in this field.

[0029] Reference below Figure 1-Figure 3 An electric drive assembly according to an embodiment of the present utility model is described.

[0030] According to the utility model, the electric drive assembly 1 includes: an electric drive system 11, on which an inspection area 111 is arranged; an acoustic cladding 12, which is arranged on at least a portion of the periphery of the electric drive system 11, and on which an inspection opening 121 facing the inspection area 111 is formed; and a flip member 13, which is connected to the acoustic cladding 12 and has one side edge connected to the edge of the inspection opening 121 so as to selectively open or close the inspection opening 121.

[0031] Specifically, the electric drive system 11 is the core of the electric drive assembly 1 and is suitable for driving the vehicle. A maintenance area 111 is provided on the electric drive system 11. When a problem occurs with the electric drive system 11, maintenance personnel can perform maintenance on the electric drive system 11 through the maintenance area 111. The acoustic cladding 12 is coated on at least part of the outer periphery of the electric drive system 11 to reduce the noise generated by the electric drive system 11 when it is working and improve the ride comfort of the vehicle. A maintenance port 121 is formed on the acoustic cladding 12, which is directly opposite to the maintenance area 111, so that the staff can directly access the maintenance area 111 when necessary. The maintenance area 111 of the electric drive system 11 is accessed without removing the entire acoustic covering 12; a flip piece 13 is provided at the maintenance opening 121, the flip piece 13 is connected to the acoustic covering 12, and one side edge thereof is connected to the edge of the maintenance opening 121. When it is necessary to access the maintenance area 111, the staff can open the flip piece 13 to expose the maintenance opening 121, so as to facilitate the maintenance of the electric drive system 11; when it is not necessary to access the maintenance opening 121, the flip piece 13 can be closed to maintain the integrity of the acoustic covering 12 and ensure its noise reduction function.

[0032] According to the utility model, the electric drive assembly 1 is covered by the acoustic covering member 12 on at least part of the periphery of the electric drive system 11 to achieve the effect of sound insulation and noise reduction. The electric drive system 11 is provided with an inspection area 111, and the acoustic covering member 12 is provided with an inspection port 121 opposite to the inspection area 111. The flip member 13 is movably arranged at the inspection port 121. When the electric drive system 11 needs to be inspected and maintained through the inspection port 121, it is only necessary to open the flip member 13 without removing the entire acoustic covering member 12, thereby improving the inspection efficiency of the electric drive assembly 1.

[0033] According to some embodiments of the present invention, the electric drive system 11 includes a main body and an electric control assembly. The electric control assembly is disposed on the top of the main body, and the inspection area 111 is disposed on the electric control assembly.

[0034] Specifically, the electronic control assembly is arranged at the top of the main body to control the operation of the electric drive system 11. By setting the electronic control assembly at the top of the main body, the structure of the electric drive system 11 is more compact. The maintenance area 111 is arranged in the electronic control assembly. Maintenance personnel can repair and replace the circuits and fuses in the electronic control assembly through the maintenance area 111, thereby improving the maintenance efficiency of the electric drive system 11.

[0035] According to some embodiments of the present invention, the acoustic cladding 12 includes: an upper shell, which covers at least a portion of the outer periphery of the electric control assembly and is provided with an inspection port 121; and a lower shell, which covers at least a portion of the outer periphery of the main body.

[0036] Specifically, the upper shell is mainly responsible for covering and protecting the electronic control assembly and reducing the noise generated by it. An inspection port 121 is provided on the upper shell, and the inspection port 121 is opposite to the inspection area 111 on the electronic control assembly, so that the staff can open the flip part 13 when necessary and inspect and maintain the electronic control assembly through the inspection port 121. The lower shell covers at least part of the periphery of the main body to cover and protect the main body, reduce the noise generated by the main body during operation, and provide certain protection and protection functions. The upper shell and the lower shell are tightly combined to form a complete acoustic covering structure to achieve better sound insulation and noise reduction effects.

[0037] According to some embodiments of the present invention, the inspection opening 121 is directly opposite to the inspection area 111 and is open in a direction away from the inspection area 111 .

[0038] Specifically, the inspection port 121 is directly opposite to the inspection area 111, so that the staff can directly and accurately locate the inspection area 111 without removing the entire acoustic cladding 12 from the electric drive assembly 1, which greatly improves the efficiency and convenience of inspection and maintenance. The inspection port 121 is open in a direction away from the inspection area 111, and the inspection port 121 can be opened by flipping the flip member 13. When the inspection port 121 does not need to be opened, the flip member 13 tightly closes the inspection port 121 to ensure the effect of sound insulation and noise reduction.

[0039] According to some embodiments of the present invention, the electric drive assembly 1 further includes a connector, which is disposed on the main body and is suitable for connecting to the outside, and a connector mounting hole 14 suitable for the connector to pass through is disposed on the lower shell.

[0040] Specifically, the connector is arranged on the main body of the electric drive assembly 1, and its main function is to provide a connection interface with an external device or system. A connector mounting hole 14 suitable for the connector to pass through is provided on the lower shell to ensure that the connector can pass through the lower shell smoothly and connect with an external device or system.

[0041] According to some embodiments of the present invention, the upper shell is provided with a downwardly recessed mounting plane 15 , and the mounting plane 15 is provided with a fixing hole 151 that cooperates with the electric control assembly.

[0042] Specifically, a downwardly recessed mounting plane 15 is provided on the upper shell to better adapt to the shape and size of the electronic control assembly and ensure that the electronic control assembly and the upper shell fit tightly. A fixing hole 151 matching the electronic control assembly is provided on the upper shell. The upper shell and the electronic control assembly can be connected by fasteners such as bolts to ensure that the electronic control assembly can be accurately aligned and fixed during installation, thereby improving the installation accuracy and reliability.

[0043] According to some embodiments of the present invention, the lower shell is provided with a fastener installation hole 16, the main body is provided with a matching hole corresponding to the fastener installation hole 16, and the lower shell and the main body are connected by fasteners.

[0044] Specifically, a fastener mounting hole 16 is provided on the lower shell, and a matching hole corresponding to the fastener mounting hole 16 on the lower shell is provided on the main body. The matching hole is used to align with the fastener mounting hole 16 so that the fastener can smoothly pass through and fix the lower shell and the main body, and the installation and disassembly of the lower shell and the main body are simple and convenient.

[0045] According to some embodiments of the utility model, the upper shell and the lower shell are integrally formed. Since the upper shell and the lower shell are integrally formed, the structure of the acoustic covering 12 is more solid and stable, the gap between the acoustic covering 12 and the electric drive system 11 is reduced, the fit between the acoustic covering 12 and the electric drive system 11 is closer, and the sound insulation and noise reduction performance is improved.

[0046] According to some embodiments of the utility model, the acoustic covering 12 is constructed of sound-absorbing material, specifically PET (polyethylene terephthalate), which has good sound absorption performance, can effectively absorb sound waves, reduce the reflection and propagation of sound, and has strong high temperature and corrosion resistance and a long service life.

[0047] The vehicle according to the present utility model is briefly described below.

[0048] The vehicle according to the utility model includes the electric drive assembly 1 described in any one of the above-mentioned embodiments. Since the vehicle according to the utility model includes the electric drive assembly 1 described in any one of the above-mentioned embodiments, the maintenance efficiency of the electric drive system 11 in the vehicle is higher, the maintenance cost is lower, and the noise generated by the operation of the vehicle electric drive assembly 1 is smaller.

[0049] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0050] In the description of the present invention, "first feature" or "second feature" may include one or more of the features.

[0051] In the description of the present invention, "plurality" means two or more.

[0052] In the description of the present invention, a first feature being “above” or “below” a second feature may include that the first and second features are directly in contact with each other, or may include that the first and second features are not in direct contact but are in contact with each other via another feature therebetween.

[0053] In the description of the present invention, a first feature “above”, “over” and “above” a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature.

[0054] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0055] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. An electric drive assembly, characterized in that: include: An electric drive system, wherein a maintenance area is provided on the electric drive system; an acoustic covering, the acoustic covering being arranged on at least a portion of the periphery of the electric drive system, and having an inspection opening formed on the acoustic covering facing the inspection area; A flip member is connected to the acoustic covering member and one side edge of the flip member is connected to the edge of the inspection opening so as to selectively open or close the inspection opening.

2. The electric drive assembly according to claim 1, characterized in that: The electric drive system comprises: Main body; The electric control assembly is arranged on the top of the main body, and the inspection area is arranged on the electric control assembly.

3. The electric drive assembly according to claim 2, characterized in that: The acoustic cladding comprises: An upper shell, the upper shell covers at least a portion of the outer periphery of the electric control assembly, and the upper shell is provided with the inspection port; A lower shell covers at least a portion of the outer circumference of the main body.

4. The electric drive assembly according to claim 3, characterized in that: The inspection opening is opposite to the inspection area and is open in a direction away from the inspection area.

5. The electric drive assembly according to claim 3, characterized in that: Also includes: A plug connector is arranged on the main body and is suitable for connecting to the outside, and a plug connector installation hole suitable for the plug connector to pass through is arranged on the lower shell.

6. The electric drive assembly according to claim 5, characterized in that: The upper shell is provided with a downwardly recessed mounting plane, and the mounting plane is provided with a fixing hole matched with the electric control assembly.

7. The electric drive assembly according to claim 3, characterized in that: The lower shell is provided with a fastener mounting hole, the main body is provided with a matching hole corresponding to the fastener mounting hole, and the lower shell is connected to the main body through a fastener.

8. The electric drive assembly according to claim 3, characterized in that: The upper shell and the lower shell are integrally formed.

9. The electric drive assembly according to claim 1, characterized in that: The acoustic cover is configured as a sound absorbing material.

10. A vehicle, characterized in that: Comprising the electric drive assembly according to any one of claims 1-9.

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