CN205686342U - Electric machine controller assembly and the vehicle with it - Google Patents

Abstract

The utility model discloses a motor controller assembly and a vehicle with the same. The motor controller assembly includes: a connecting bracket, the connecting bracket is suitable for being connected with a vehicle body; a supporting bracket, the supporting bracket is connected to the The connecting brackets are connected; the motor controller, the motor controller is installed on the supporting bracket; the vibration damping component, the vibration damping component is arranged between the motor controller and the supporting bracket. The motor controller assembly of the utility model can cut off the transmission path of vibration and play the role of vibration isolation. The motor controller works more reliably and is not easily disturbed by external vibration. Security is better.

Description

Motor controller assembly and vehicle having same

technical field

The utility model belongs to the technical field of vehicle manufacturing, and in particular relates to a motor controller assembly and a vehicle with the motor controller assembly.

Background technique

With the increasingly serious environmental problems, electric vehicles have attracted more and more public attention, and quite a few vehicle manufacturers are conducting research and development of electric vehicles. For electric vehicles, electric drive and controller are the core of electric vehicles, which is also the biggest difference between them and traditional internal combustion engine vehicles. The reliability of the motor controller directly affects the reliability and safety of the electric vehicle, so its installation structure is very important.

In related technologies, the motor controller is mostly rigidly connected to the vehicle body. During the movement of the vehicle, the vibration of the vehicle will be transmitted to the motor controller through the vehicle body. The vibration will interfere with the normal operation of the motor controller and affect driving safety. There is an improvement. space.

Utility model content

The utility model aims to solve one of the technical problems in the related art at least to a certain extent. Therefore, an object of the present utility model is to provide a motor controller assembly with good vibration isolation effect.

Another object of the present utility model is to provide a vehicle with the above-mentioned motor controller assembly.

The motor controller assembly according to the embodiment of the first aspect of the present invention includes: a connecting bracket, the connecting bracket is suitable for connecting with the vehicle body; a supporting bracket, the supporting bracket is connected with the connecting bracket; a motor controller, the The motor controller is installed on the support bracket; the vibration damping component is arranged between the motor controller and the support bracket.

According to the motor controller assembly of the embodiment of the first aspect of the present invention, by setting the vibration damping part between the supporting bracket and the connecting bracket, the transmission path of vibration can be cut off, and the function of vibration isolation can be achieved, and the work of the motor controller can be improved. Reliable, less susceptible to external interference, long service life of the motor controller, and better safety of the vehicle.

In addition, the motor controller assembly according to the above-mentioned embodiments of the present invention may also have the following additional technical features:

In some preferred embodiments of the present utility model, the vibration-damping component includes a spring.

Preferably, there are multiple springs, and multiple springs are nested.

Further, the two ends of the outermost spring among the plurality of springs are respectively connected with the motor controller and the support bracket, the lower ends of the remaining springs are connected with the support bracket, and the upper ends are free ends and connected to the support bracket. The above motor controllers are spaced apart.

Preferably, the motor controller assembly includes: a positioning post, the positioning post is connected to the support bracket and extends toward the direction close to the motor controller, at least a part of the spring is sleeved on the Position outside the column.

In some other preferred embodiments of the present utility model, the vibration-damping component includes memory metal.

Preferably, the memory metal structure is grid or honeycomb.

In some other preferred embodiments of the present invention, the damping component includes: an elastic part; a first positioning plate and a second positioning plate, and the elastic part is clamped between the first positioning plate and the Between the second positioning plate, the second positioning plate stops against the motor controller; an isolation pad, the isolation pad is sandwiched between the first positioning plate and the support bracket.

Preferably, the motor controller is connected to the support bracket through a threaded connection, and escape holes are provided on the elastic part, the isolation pad, the first positioning plate and the second positioning plate.

The vehicle according to the embodiment of the second aspect of the utility model is provided with the motor controller assembly described in any one of the first aspect.

The advantages of the vehicle and the motor controller assembly mentioned above are the same as those of the prior art, and will not be repeated here.

Description of drawings

The above and/or additional aspects and advantages of the present utility model will become apparent and easy to understand from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is a schematic structural view of a motor controller assembly according to an embodiment of the present invention;

Fig. 2 is a sectional view at A place in Fig. 1;

Fig. 3 is a structural schematic diagram of a motor controller assembly according to another embodiment of the present invention;

Fig. 4 is a cross-sectional view at B in Fig. 3 .

Reference signs:

Motor controller assembly 1,

The damping component 10, the elastic part 11, the first positioning plate 121, the first step part 1211, the second positioning plate 122, the second step part 1221, the spacer 13, the spring 14, the positioning column 15,

Motor controller 20, supporting bracket 30, connecting bracket 40, threaded connector 50, bolt 51, mounting nut 53,

The sum W1 of the thickness of the elastic part and the positioning part, the thickness W2 of the elastic part, the sum W3 of the depths of the first groove and the second groove, the height H1 of the protruding part of the mounting nut, and the thickness H2 of the spacer.

detailed description

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.

The utility model will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

The motor controller assembly 1 according to the embodiment of the present invention will be described in detail below with reference to Fig. 1-Fig. 4. As shown in Fig. 1-Fig. 10 and motor controller 20.

Wherein, the motor controller 20 is installed on the supporting bracket 30, and the supporting bracket 30 is connected with the connecting bracket 40, and the damping component 10 is arranged between the motor controller 20 and the supporting bracket 30, and the connecting bracket 40 is suitable for being connected with the vehicle body.

That is to say, the support bracket 30 is used to install the motor controller 20, and the motor controller 2 is connected to the support bracket 30 through the vibration damping component 10. During the running of the vehicle, the vibration of the vehicle body will be transmitted to the connection bracket 40 and then to the On the support bracket 30 , when the vibration on the support bracket 30 is transmitted to the motor controller 20 , it will be absorbed by the vibration-damping component 10 . In other words, the damping component 10 can cut off the vibration transmitted from the vehicle body to the motor controller 20 .

According to the motor controller assembly 1 of the embodiment of the present utility model, by setting the vibration damping component 10 between the support bracket 30 and the motor controller 20, the transmission path of vibration can be cut off, and the effect of vibration isolation is achieved. The motor controller 20 The work of the motor controller is more reliable, it is not easy to be disturbed by external vibration, the service life of the motor controller 20 is long, and the safety of the whole vehicle is better.

In some preferred embodiments of the present utility model, the support frame 30 can be configured as a frame, such as a rectangular frame, and the motor controller 20 can be installed on the front frame and the rear frame of the support frame 30, and the motor controller 20 can be reduced by The vibration part 10 is connected with the front frame and the rear frame of the support frame 30, and a plurality of (such as two) vibration damping parts 10 arranged at intervals along the left and right directions can be arranged between the front frame and the motor controller 20, and the rear frame and the motor A plurality of (for example, two) vibration-damping components 10 spaced apart along the left-right direction may be provided between the controllers 20 . The connecting bracket 40 may include a left connecting bracket and a right connecting bracket, the left frame of the supporting bracket 30 may be screwed on the left connecting bracket, and the right frame of the supporting bracket 30 may be screwed on the right connecting bracket.

In some optional embodiments of the present invention, as shown in FIGS. 3-4 , the damping component 10 may include a spring 14 . The spring 14 has good elasticity and strong energy absorption, and can absorb relatively large vibrations, which is beneficial to isolating most of the vibrations transmitted to the motor controller 20 .

As shown in FIG. 4 , there may be multiple springs 14 , and multiple springs 14 are nested. It should be noted that the diameters of the plurality of springs 14 gradually decrease from the outside to the inside, and the springs 14 with relatively larger diameters are sleeved outside the springs 14 with relatively smaller diameters. Thus, the vibration isolation effect of the vibration damping member 10 is better.

Specifically, as shown in FIG. 4 , the two ends of the outermost spring 14 among the plurality of springs 14 are respectively connected with the motor controller 20 and the supporting bracket, and the lower ends of the remaining springs 14 are connected with the supporting bracket, and the upper ends are free ends and Spaced apart from the motor controller 20 .

It should be noted that the diameters of the plurality of springs 14 are gradually reduced from the outside to the inside, and the heights of the plurality of springs 14 are gradually reduced from the outside to the inside when the motor controller assembly 1 is not vibrated. The support brackets are connected, the upper end of the outermost spring 14 is always connected with the motor controller 20, and the upper ends of the remaining springs 14 are free ends, and the upper ends are spaced apart from the motor controller 20 when the motor controller assembly 1 is not subject to vibration.

When the vibration of the motor controller assembly 1 is small, only the outermost spring 14 absorbs the vibration energy. As the vibration gradually intensifies, the upper end of the spring 14 near the inner side gradually starts to stop against the motor controller 20 to absorb the vibration energy. .

Thus, the vibration-damping component 10 can absorb vibrations of various frequencies and amplitudes, and the vibration isolation effect of the motor controller assembly 1 is better, and the protection of the motor controller 20 is better.

Further, as shown in FIG. 4 , the motor controller assembly 1 can also include a positioning column 15, which can be connected to the support bracket, and the positioning column 15 can extend toward the direction close to the motor controller 20, and at least the spring 14 A part can be sleeved outside the positioning column 15 .

It can be understood that the positioning post 15 can play a guiding role, so that the spring 14 is always deformed in the axial direction (up and down).

Preferably, as shown in FIG. 4 , the support bracket 30 and the motor controller 20 can be connected through a threaded connection 50 , specifically, the threaded connection 50 can include a bolt 51 and a mounting nut 53 , and the mounting nut 53 can be welded on the support bracket 30 Therefore, the assembly process of the motor controller assembly 1 is simple.

As shown in FIG. 4 , the polished shaft portion of the bolt 51 can act as a positioning post 15 to define the spring 14 . Therefore, the structure of the motor controller assembly 1 is simpler.

In some other optional embodiments of the present invention, the vibration-damping component 10 may include a memory metal (not shown in the figure). Preferably, the memory metal can be configured in a grid or honeycomb shape. When the vibration of the vehicle is transmitted to the motor controller assembly 1, the memory metal can absorb the vibration energy and deform, and when the vibration disappears, the memory metal returns to its original shape.

In still some preferred embodiments of the present utility model, as shown in FIG. 2 , the vibration-damping component 10 may include an elastic portion 11 and a positioning portion, wherein the elastic portion 11 is used to absorb vibration energy, and the positioning portion is used to position the elastic portion 11. Prevent the elastic part 11 from biasing.

Preferably, as shown in FIG. 2 , the positioning portion may include a first positioning plate 121 and a second positioning plate 122 , and the elastic portion 11 may be clamped between the first positioning plate 121 and the second positioning plate 122 . That is to say, the elastic portion 11 is not in direct contact with the support bracket 30 and the motor controller 20, and when the vibration damping component 10 is assembled between the support bracket 30 and the motor controller 20, the elastic portion 11 has been covered by the first positioning plate 121. and the second positioning plate 122 are substantially shaped to prevent the elastic part 11 from being laterally biased due to the displacement of the motor controller 20 during the assembly process. Therefore, after the vibration damping component 10 is assembled, the vibration damping effect is better.

Preferably, the elastic part 11 may be a rubber part, the positioning part may be a metal part, and the elastic part and the positioning part may be connected by vulcanization. That is to say, each component of the vibration-damping component 10 can be a whole fixedly connected to each other.

Further, as shown in FIG. 2 , the first positioning plate 121 is provided with a first stepped portion 1211 , the second positioning plate 122 is provided with a second stepped portion 1221 , and the two end surfaces of the elastic portion 11 are respectively provided with a first step portion 1211 . The groove and the second groove, the first step portion 1211 fits with the first groove, and the second step portion 1221 fits with the second groove. The cooperation between the first step portion 1211 and the first groove can make the first positioning plate 121 and the elastic portion 11 horizontally and vertically positioned, and the cooperation between the second step portion 1221 and the second groove can make the second positioning plate 122 Positioning with the elastic portion 11 in the horizontal and vertical directions.

Specifically, the first groove can be configured as an annular groove provided on the lower end surface of the elastic part 11, and the second groove can be configured as an annular groove provided on the upper end surface of the elastic part 11. Correspondingly, the first stepped part 1211 can be Protruding upward from the upper surface of the first positioning plate 121 and configured as an annular boss, the second stepped portion 1221 may protrude downward from the lower surface of the second positioning plate 122 and configured as an annular boss.

Preferably, as shown in FIG. 2, the sum of the thicknesses of the elastic part 11 and the positioning part is W1, the thickness of the elastic part 11 is W2, and the sum of the depths of the first groove and the second groove is W3, and can satisfy: 65%≤W2/W1≤75%, 35%≤W3/W2≤45%, 20mm≤W2≤30mm. In Fig. 2, W2-W3 is the thickness of the elastic part 11 clamped between the first stepped part 1211 and the second stepped part 1221, and W1, W2, W3 are limited to the above-mentioned range, which can ensure the positioning of the elastic part 11 It is strong, and when the elastic portion 11 is compressed, the elastic portion 11 between the first stepped portion 1211 and the second stepped portion 1221 still has sufficient compression margin, and the vibration damping member 10 has good elasticity and strong energy absorption.

In a specific embodiment, as shown in FIG. 2 , W1=35mm, W2=25mm, W3=10mm, and the thickness of the second stepped portion 1221 is greater than the thickness of the first stepped portion 1211 .

Preferably, as shown in FIG. 2 , the vibration damping component 10 may further include an isolation pad 13 , and the isolation pad 13 may be interposed between the first positioning plate 121 and the support bracket 30 . The spacer 13 can prevent the rigid contact between the first positioning plate 121 and the support bracket 30, and when the vibration damping component 10 is assembled, the spacer 13 can be elastically deformed before the elastic member, so that the elastic member has sufficient elastic deformation , and the spacer 13 can also be used to adjust the tightness of the assembly.

Preferably, as shown in FIG. 2, the support bracket 30 and the motor controller 20 can be connected through a threaded connection 50, and the elastic part 11, the spacer 13, the first positioning plate 121 and the second positioning plate 122 can all be provided with avoidance hole, by adjusting the screw-in depth of the threaded connection 50, the spacer 13 can be elastically deformed accordingly.

Specifically, the threaded connector 50 may include bolts 51 and mounting nuts 53, and the mounting nuts 53 may be welded on the support bracket 30, thus, the assembly process of the motor controller assembly 1 is simple.

Preferably, as shown in Figure 2, the mounting nut 53 protrudes from the upper end surface of the support bracket 30, and the protruding part extends into the avoidance hole of the spacer 13, the height of the protruding part is H1, and the thickness of the spacer 13 is H2 , and satisfy: 35%≤H1/H2≤45%, 3mm≤H2≤8mm.

It should be noted that the protruding part of the mounting nut 53 is convenient for quickly finding the connection point during assembly, the spacer 13 can be sleeved outside the protruding part, and the spacer 13 can be configured as a ring, and the inner diameter of the spacer 13 is larger than that of the protruding part The outer diameter of the outer diameter, the height of the protruding part and the thickness of the spacer 13 are limited to the above-mentioned range so that when the screw-in depth of the bolt 51 is adjusted, the spacer 13 has sufficient deformation margin, and the protruding part will not stop at all times. The first positioning plate 121 .

In a specific example, as shown in FIG. 2, H1=2mm, H2=5mm.

Optionally, the spacer 13 may be a rubber member, and the spacer 13 is connected to the first positioning plate 121 by vulcanization. That is to say, before assembly, each part of the vibration-damping component 10 is solidified into a whole, which can prevent improper deformation of the vibration-damping component 10 during the assembly process, such as lateral bias.

A specific embodiment according to the present utility model is described below.

As shown in FIGS. 1-2 , the motor controller assembly 1 includes a connecting bracket 40 , a supporting bracket 30 , a vibration-damping component 10 and a motor controller 20 .

Wherein, the supporting bracket 30 is configured as a rectangular frame, the connecting bracket 40 includes a left connecting bracket and a right connecting bracket, the left frame of the supporting bracket 30 can be screwed on the left connecting bracket, and the right frame of the supporting bracket 30 can be screwed on the right On the connecting bracket, the left connecting bracket is suitable for being connected with the left longitudinal beam of the vehicle body, and the right connecting bracket is suitable for being connected with the right longitudinal beam of the vehicle body. 10 is connected to the motor controller 20, and the rear frame of the supporting frame 30 may be connected to the motor controller 20 through two shock absorbing components 10 spaced apart along the left and right directions.

The damping component 10 includes an elastic portion 11, a first positioning plate 121, a second positioning plate 122 and an isolation pad 13, the elastic portion 11 is clamped between the first positioning plate 121 and the second positioning plate 122, and the first positioning plate 121 An annular first step portion 1211 is provided on the top, an annular second step portion 1221 is provided on the second positioning plate 122, and an annular first groove and an annular second groove are respectively provided on the upper and lower end surfaces of the elastic portion 11. For the groove, the first step portion 1211 fits into the first groove, the second step portion 1221 fits into the second groove, and the spacer 13 is interposed between the first positioning plate 121 and the support bracket 30 . The elastic part 11 and the spacer 13 are rubber parts, the first positioning plate 121 and the second positioning plate 122 are metal parts, the elastic part 11 is vulcanized connected with the first positioning plate 121 and the second positioning plate 122, and the spacer 13 It is connected with the first positioning plate 121 by vulcanization.

The support bracket 30 is connected to the motor controller 20 by a threaded connector 50, and the motor controller 20, the elastic portion 11, the spacer 13, the first positioning plate 121 and the second positioning plate 122 are all provided with avoidance holes, and the support bracket 30 Both the front frame and the rear frame are welded with mounting nuts 53, the mounting nuts 53 protrude from the upper surface of the support bracket 30, and the bolts 51 run through the motor controller 20, the second positioning plate 122, the elastic part 11, and the first positioning plate 121 in sequence. And the escape hole on the spacer 13 and threaded with the mounting nut 53.

Wherein, the sum of the thicknesses of the elastic part 11 and the first positioning plate 121 and the second positioning plate 122 is W1, the thickness of the elastic part 11 is W2, the sum of the depths of the first groove and the second groove is W3, and the installation nut The height of the protruding portion of 53 is H1, the thickness of the spacer 13 is H2, and it satisfies: W1=35mm, W2=25mm, W3=10mm, H1=2mm, H2=5mm. The outer diameters of the elastic part 11 , the first positioning plate 121 , the second positioning plate 122 and the spacer 13 are all 50 mm.

In summary, according to the motor controller assembly 1 of the embodiment of the present utility model, by setting the vibration-damping component 10 of the above-mentioned structure, the assembly process of the motor controller assembly 1 is simple, and the transmission path of vibration can be cut off to play a role Due to the effect of vibration isolation, the motor controller 20 works more reliably and is not easily disturbed by external vibrations. The service life of the motor controller 20 is long, and the safety of the whole vehicle is better.

Vehicles according to embodiments of the present invention are described below.

As shown in FIGS. 1-2 , the vehicle according to the embodiment of the present invention is provided with any motor controller assembly 1 described in the above embodiments.

According to the vehicle of the embodiment of the present invention, by providing the motor controller assembly 1 with the above-mentioned structure, the motor controller 20 of the vehicle works more reliably, is not easily disturbed by vibration, and the safety of the whole vehicle is better.

Preferably, the vehicle in the embodiment of the present utility model may be an electric vehicle.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", Orientation indicated by "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "radial", "circumferential", etc. Or the positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be configured in a specific orientation, and operation, and therefore cannot be construed as a limitation of the utility model.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In this utility model, unless otherwise specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrated; may be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediary, and may be an internal communication between two elements or an interactive relationship between two elements, unless otherwise stated Clearly defined. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

In the present invention, unless otherwise clearly specified and limited, the first feature may be in direct contact with the first feature or the first feature and the second feature through an intermediary indirect contact. Moreover, "above", "above" and "above" the first feature on the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. "Below", "beneath" and "beneath" the first feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is less horizontally than the second feature.

In the description of this specification, descriptions referring to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structures, materials or features are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or examples and features of different embodiments or examples described in this specification without conflicting with each other.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as limitations of the present invention, and those skilled in the art are within the scope of the present invention. Variations, modifications, substitutions and variations can be made to the above-described embodiments.

Claims (10)

1. A motor controller assembly, characterized in that, comprising: a connecting bracket adapted to be connected to the vehicle body; a supporting bracket, the supporting bracket is connected to the connecting bracket; a motor controller, the motor controller is installed on the support bracket; A vibration damping component, the vibration damping component is arranged between the motor controller and the support bracket. 2. The motor controller assembly of claim 1, wherein the damping member comprises a spring. 3 . The motor controller assembly according to claim 2 , wherein there are multiple springs, and multiple springs are nested. 4 . 4. The motor controller assembly according to claim 3, wherein the two ends of the outermost spring among the plurality of springs are respectively connected with the motor controller and the support bracket, and the rest of the springs are The lower end is connected with the support bracket, and the upper end is a free end and is spaced from the motor controller. 5. The motor controller assembly according to claim 2, comprising: A positioning column, the positioning column is connected with the support bracket and extends toward the direction close to the motor controller, at least a part of the spring is sleeved outside the positioning column. 6. The motor controller assembly of claim 1, wherein the damping component comprises a memory metal. 7 . The motor controller assembly according to claim 6 , wherein the memory metal structure is in a grid shape or a honeycomb shape. 7 . 8. The motor controller assembly according to claim 1, wherein the vibration damping component comprises: elastic part; a first positioning plate and a second positioning plate, the elastic portion is clamped between the first positioning plate and the second positioning plate, and the second positioning plate stops against the motor controller; An isolation pad, the isolation pad is sandwiched between the first positioning plate and the support bracket. 9. The motor controller assembly according to claim 8, wherein the motor controller is connected to the support bracket through a threaded connection, and the elastic part, the isolation pad and the first positioning Both the plate and the second positioning plate are provided with escape holes. 10. A vehicle, characterized in that it is provided with the motor controller assembly according to any one of claims 1-9.