CN208316461U - New-energy electric vehicle and its driving casing - Google Patents
New-energy electric vehicle and its driving casing Download PDFInfo
- Publication number
- CN208316461U CN208316461U CN201820556535.0U CN201820556535U CN208316461U CN 208316461 U CN208316461 U CN 208316461U CN 201820556535 U CN201820556535 U CN 201820556535U CN 208316461 U CN208316461 U CN 208316461U
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- Prior art keywords
- motor case
- casing
- bottom wall
- wall
- controller
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The utility model relates to a kind of New-energy electric vehicle and its driving casings.Wherein, driving casing includes motor case and controller casing.Motor case and controller casing are in hollow structure, and controller casing is fixed on the outer wall of motor case, and controller casing includes shell, reinforcing rib and end cap.Shell is in hollow structure, offers the container of a side opening thereon.Container includes bottom wall and the side wall that is circumferentially arranged around bottom wall, and side wall is hollow double-layer structure, including internal layer and outer layer.Multiple reinforcing ribs are fixed between internal layer and outer layer, and multiple reinforcing ribs are arranged along the axis direction interval perpendicular to bottom wall, and the axis about bottom wall is axisymmetricly distributed；End cap is installed on the edge of opening to cover opening.Wherein, bottom wall, side wall and end cap are magnesium alloy component.New-energy electric vehicle provided by the utility model and its driving casing have higher reliability.
Description
Technical field
The utility model relates to New-energy electric vehicle actuation techniques field more particularly to a kind of New-energy electric vehicle and
It drives casing.
Background technique
In New-energy electric vehicle industry, the casing of automobile driving system, as the important composition in car transmissions
Part is increasingly valued by people.And the casing of drive system used at present, not only weight is big, increases automobile
Energy consumption, is unfavorable for energy-saving and emission-reduction, and shock resistance is weak, and intensity is low, thus causes the casing reliability of automobile driving system insufficient.
Utility model content
Based on this, it is necessary to for the problem of traditional reliability deficiency, provide a kind of with the higher new energy of reliability
Source electric car and its driving casing.
A kind of driving casing, including motor case in hollow structure and controller casing, the controller casing are fixed
In the outer wall of the motor case, the controller casing includes:
Shell in hollow structure, offers the container of a side opening thereon, and the container includes bottom wall and surrounds
The side wall that the bottom wall is circumferentially arranged, the side wall are hollow double-layer structure, including internal layer and outer layer；
Multiple reinforcing ribs are fixed between the internal layer and the outer layer, and the multiple reinforcing rib is along perpendicular to the bottom
The axis direction interval of wall is arranged, and the axis about the bottom wall is axisymmetricly distributed；
End cap is installed on the edge of the opening to cover the opening；
Wherein, the bottom wall, the side wall and the end cap are magnesium alloy component.
It in one of the embodiments, further include sealing element, the sealing element is held on the end cap and the shell is opened
Between the end face at mouth end.
It in one of the embodiments, further include shielding iron plate, the shielding iron plate covers in the internal layer backwards to described
The surface of outer layer.
It in one of the embodiments, further include fastener, the outer layer position opposite with the outer wall of the motor case
It sets and is respectively arranged with boss, fastener hole is offered on the boss, the fastener is arranged in the fastener hole.
The motor case includes interior barrel and an external barrel in one of the embodiments, between the inner cylinder and the outer cylinder
It is formed with cooling water channel, the outer wall of the motor case offers the water inlet and water outlet being connected to the cooling water channel.
The motor case further includes turbulence columns in one of the embodiments, and the turbulence columns are set to the cooling
The inner wall of water channel, and extend along the direction perpendicular to the cooling water channel.
The motor case is magnesium alloy component in one of the embodiments,.
A kind of New-energy electric vehicle, comprising:
Controller；
Motor assembly；And
Such as above-mentioned driving machine shell, the controller is accommodated and is fixed in the container, and the motor assembly is contained in
In the motor case, the shell position opposite with the motor case is offered and the container and the motor machine
The through-hole of shell connection, the motor assembly are electrically connected by the through-hole with the controller.
Above-mentioned New-energy electric vehicle and its driving casing, offer container on controller casing.Due to container
Bottom wall, side wall and end cap are magnesium alloy component, and magnesium alloy component is relatively light relative to aluminium alloy element weight, and container
Side wall be hollow structure, therefore can effectively mitigate driving casing weight.And reinforcing rib is along the axis side perpendicular to bottom wall
It is arranged to interval, and the axis about bottom wall is axisymmetricly distributed, so that driving casing can be uniform by the pressure being subject in work
It must be distributed in internal layer and outer layer, thus there is stronger anti-seismic performance and high intensity.Therefore, above-mentioned New-energy electric vehicle and its
Drive casing reliability higher.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that casing is driven in the utility model preferred embodiment；
Fig. 2 is the top view of controller casing in driving casing shown in FIG. 1.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The preferred embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes to the utility model
The understanding of disclosure is more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
Also referring to Fig. 1 and Fig. 2, the New-energy electric vehicle in the utility model preferred embodiment includes that motor is total
At, driving casing 100 and controller.
Motor assembly is the dynamic structure of New-energy electric vehicle, for driving New-energy electric vehicle to work.Specifically,
Motor assembly includes motor and speed changer.Motor can drive transmission duty, so that new-energy automobile is real during traveling
The adjusting of existing speed and the transformation in direction.
Controller is used to provide required voltage and current for motor assembly, so that the revolving speed of motor assembly and torque
Meet the requirement of vehicle.
Driving casing 100 is for accommodating motor assembly and controller.
Driving casing 100 in the utility model preferred embodiment includes motor case 110 and controller casing 120.Electricity
Machine casing 110 and control machine casing 120 are in hollow structure, and motor assembly can be contained in motor case 110.Controller casing
120 are fixed on the outer wall of motor case 110, so that driving casing 100 is compact-sized, convenient for reducing the volume of driving casing 100.
Wherein, controller casing 120 includes shell 121, reinforcing rib 122 and end cap 123.
Shell 121 is in hollow structure.The container 1211 of a side opening is offered thereon.In New-energy electric vehicle,
Controller is accommodated and is fixed in container 1211.The position opposite with motor case 110 of shell 121 offers and container
1211 and the through-hole that is connected to of motor case 110, motor assembly is electrically connected with the controller by through-hole.
Specifically, shell 121 can be cuboid, tubular, polyhedron or other shapes, only need to guarantee that controller can be received
It is dissolved in container 1211.It should be pointed out that shell 121 can also be designed to comply with according to the requirement of user it is aesthetic
The configuration of demand.
Container 1211 includes bottom wall 1212 and the side wall 1214 that is circumferentially arranged around bottom wall 1212, during side wall 1214 is
Empty double-layer structure, including internal layer 12141 and outer layer 12142.The setting of hollow structure effectively alleviates drive shell 100
Weight, reduce the energy consumption of automobile, convenient for the energy-saving and emission-reduction of new-energy automobile.
Multiple reinforcing ribs 122 are fixed between internal layer 12141 and outer layer 12142.Multiple reinforcing ribs 122 are along perpendicular to bottom wall
1212 axis direction interval setting, and the axis about bottom wall 1212 is axisymmetricly distributed.
By the way that reinforcing rib 122 is arranged, and the axis by reinforcing rib 122 along bottom wall 1212 is axisymmetricly distributed, so that driving
The pressure that casing 100 is subject at work can be uniformly scattered between internal layer 12141, reinforcing rib 122 and outer layer 12142.Cause
This, can effectively avoid driving casing 100 stress during vibration and concentrate and crack, to have stronger shock resistance
Energy and high intensity.
End cap 123 is installed on the edge of opening to cover opening.End cap 123 seals to shell 121.End cap 123
Setting can avoid extraneous steam, dust and clast and enter the normal work in shell and influencing controller, thus convenient for prolonging
The service life of long shell 121.
Specifically, bottom wall 1212, side wall 1214 and end cap 123, need to be by having due to the constituent element as package controller
There are the plastic-steel, alloy or other high molecular materials of preferable intensity to be made.In the prior art, aluminum alloy materials system is generallyd use
Make bottom wall 1212, side wall 1214 and end cap 123.However, not only weight is big, energy consumption is high for driving casing 100 made of aluminium alloy, and
And shock resistance is weak, intensity is low.Therefore, in the present embodiment, bottom wall 1212, side wall 1214 and end cap 123 are magnesium alloy component.
Magnesium alloy materials are with respect to aluminium alloy lighter in weight, convenient for mitigating the weight of shell 121.Meanwhile there are also more using magnesium alloy materials
Profound reason, since New-energy electric vehicle is mainly by electrical energy drive, will be formed in driving casing 100 powerful
Electromagnetic radiation.And magnesium alloy has stronger electromagnetic shielding performance relative to casing 100 is driven made of aluminium alloy, therefore,
Extraneous radio or mobile communication can be effectively prevent to interfere the electromagnetic radiation inside driving casing 100.
Therefore in summary the side wall 1214 of container 1211 is hollow structure, axis of the reinforcing rib 122 about bottom wall 1212
It is axisymmetricly distributed, bottom wall 1212, side wall 1214 and end cap 123 are magnesium alloy component it is found that above-mentioned New-energy electric vehicle
And its driving casing 100 has stronger reliability.
It should be pointed out that in the present embodiment, motor case 110 is also magnesium alloy component.The motor of magnesium alloy component
Casing 110 can further decrease the weight of driving casing 100.Also, the motor assembly accommodated in motor case 110 includes fixed
Son, rotor and logical magnetic coil.Stator and rotor are mechanical energy by leading to the interaction of magnetic coil for electromagnetic energy.And magnesium closes
Motor case 110 made of golden material can effectively avoid interference of the external magnetic field to 110 built-in field of motor case, to keep away
Exempt from the loss of energy, thus reliability is stronger.
In the present embodiment, driving casing 100 further includes sealing element 124, and sealing element 124 is held on end cap 123 and shell
Between the end face of 121 open ends.
By the way that sealing element 124 is arranged, convenient for the fine gap between the end face of 121 open end of end cover 123 and shell,
So that end cap 123 contacted with shell 121 it is closer.Further, closed space can be formed inside shell 121, thus can
It effectively prevent extraneous steam to enter the insulation effect in shell 121 and influencing shell 121.
Specifically, sealing element 124 can be flexible rubber, foam, elastic cushion, be also possible to sealant layer.Only
It need to ensure the salable end cap 123 of sealing element 124 and shell 121.
In the present embodiment, driving casing 100 further includes shielding iron plate (not shown), and shielding iron plate covers in internal layer
12141 backwards to the surface of outer layer 12142.
Shielding iron plate has the function of shielding electromagnetic radiation.Mainly by electrical energy drive when New-energy electric vehicle works.Electricity
Lotus can generate electromagnetic radiation in the process of moving.New-energy electric vehicle is during traveling, extraneous electromagnetic radiation field
Electromagnetic radiation inside shell 121 can be interfered, and then influence the accuracy of New-energy electric vehicle work.And by setting
Shielding iron plate is set, external electromagnetic radiation field is can effectively avoid and the electromagnetic radiation inside driving casing 100 is interfered, to mention
Rise the stability and accuracy of new-energy automobile work.
In the present embodiment, driving casing 100 further includes fastener 125, the outer wall of outer layer 12142 and motor case 110
Opposite position is respectively arranged with boss 126, and fastener hole is offered on boss 126, and fastener 125 is arranged in fastener hole.
Fastener 125 is arranged in fastener hole by being arranged, so that controller casing is mounted at motor machine
It is easy to operate on shell 110, it is easy for installation.It should be pointed out that in other embodiments, it can also be directly by controller casing 120
It is welded on the outer wall of motor case 110.
In the present embodiment, motor case 110 includes inner cylinder (not shown) and outer cylinder (not shown), between inner cylinder and outer cylinder
It is formed with cooling water channel, the outer wall of motor case 110 offers the water inlet and water outlet being connected to cooling water channel.
Motor assembly can generate heat during the work time.Coolant liquid is poured into from water inlet, is gone forward side by side from water outlet outflow
Row recycles, and coolant liquid can take away the heat of motor assembly generation during flowing, thus be easy to implement motor case
110 rapid cooling, to extend the service life of driving casing 100.It should be pointed out that in other embodiments, controlling
It, can also be in outer layer under conditions of meeting the airtightness of coolant liquid between the internal layer 12141 and outer layer 12142 of device casing 120 processed
Water inlet and discharge outlet are opened up on 12142 side wall 1214, discharge outlet is connected to the water inlet of motor case 110 by pipeline.
Coolant liquid can be poured into from water inlet, and be flowed out from water outlet, to realize the heat dissipation of controller casing 120 Yu motor case 110.
Further, in the present embodiment, motor case 110 further includes turbulence columns, and turbulence columns are set to cooling water channel
Inner wall, and extend along the direction perpendicular to cooling water channel.
The setting of turbulence columns has stirring action to the coolant liquid of flowing.Therefore, so that coolant liquid is in cooling water channel
Movement is more complicated, more heats is taken away during flowing convenient for coolant liquid, to realize rapid cooling.
Above-mentioned New-energy electric vehicle and its driving casing 100, offer container 1211 on controller casing 120.By
It is magnesium alloy component in the bottom wall 1212, side wall 1214 and end cap 123 of container 1211, magnesium alloy component is relative to aluminium alloy
Construction weight is relatively light, and the side wall 1214 of container 1211 is hollow structure, therefore can effectively mitigate driving casing 100
Weight.And reinforcing rib 122 is arranged along the axis direction interval perpendicular to bottom wall 1212, and the axis about bottom wall 1212 is in
Axial symmetry distribution, driving casing 100 can be so uniform that be distributed in internal layer 12141 and outer layer 12142 by the pressure being subject in work,
Thus there is stronger anti-seismic performance and high intensity.Therefore, above-mentioned New-energy electric vehicle and its driving 100 reliability of casing compared with
It is high.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (8)
1. a kind of driving casing, including motor case in hollow structure and controller casing, the controller casing are fixed on
The outer wall of the motor case, which is characterized in that the controller casing includes:
Shell in hollow structure, offers the container of a side opening thereon, and the container includes bottom wall and surrounds described
The side wall that bottom wall is circumferentially arranged, the side wall are hollow double-layer structure, including internal layer and outer layer；
Multiple reinforcing ribs are fixed between the internal layer and the outer layer, and the multiple reinforcing rib is along perpendicular to the bottom wall
The setting of axis direction interval, and the axis about the bottom wall is axisymmetricly distributed；
End cap is installed on the edge of the opening to cover the opening；
Wherein, the bottom wall, the side wall and the end cap are magnesium alloy component.
2. driving casing according to claim 1, which is characterized in that further include sealing element, the sealing element is held on institute
Between the end face for stating end cap and the shell nozzle end.
3. driving casing according to claim 1, which is characterized in that further include shielding iron plate, the shielding iron plate covers
In the internal layer backwards to the surface of the outer layer.
4. driving casing according to claim 1, which is characterized in that it further include fastener, the outer layer and the motor
The opposite position of the outer wall of casing is respectively arranged with boss, and fastener hole is offered on the boss, and the fastener is arranged in institute
It states in fastener hole.
5. driving casing according to claim 1, which is characterized in that the motor case includes interior barrel and an external barrel, described
It is formed with cooling water channel between inner cylinder and the outer cylinder, the outer wall of the motor case is offered to be connected to the cooling water channel
Water inlet and water outlet.
6. driving casing according to claim 5, which is characterized in that the motor case further includes turbulence columns, described to disturb
Fluidization tower is set to the inner wall of the cooling water channel, and extends along the direction perpendicular to the cooling water channel.
7. driving casing according to claim 1, which is characterized in that the motor case is magnesium alloy component.
8. a kind of New-energy electric vehicle characterized by comprising
Controller；
Motor assembly；And
Driving casing as described in 1 to 7 any one of the claims, the controller accommodate and are fixed on the container
Interior, the motor assembly is contained in the motor case, the shell position opposite with the motor case offer with
The container and the through-hole of motor case connection, the motor assembly are electrically connected by the through-hole and the controller
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820556535.0U CN208316461U (en) | 2018-04-18 | 2018-04-18 | New-energy electric vehicle and its driving casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820556535.0U CN208316461U (en) | 2018-04-18 | 2018-04-18 | New-energy electric vehicle and its driving casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208316461U true CN208316461U (en) | 2019-01-01 |
Family
ID=64718888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820556535.0U Active CN208316461U (en) | 2018-04-18 | 2018-04-18 | New-energy electric vehicle and its driving casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208316461U (en) |
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2018
- 2018-04-18 CN CN201820556535.0U patent/CN208316461U/en active Active
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