CN219536593U - Mounting bracket of controller and electrical equipment - Google Patents
Mounting bracket of controller and electrical equipment Download PDFInfo
- Publication number
- CN219536593U CN219536593U CN202223301312.5U CN202223301312U CN219536593U CN 219536593 U CN219536593 U CN 219536593U CN 202223301312 U CN202223301312 U CN 202223301312U CN 219536593 U CN219536593 U CN 219536593U
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- mounting bracket
- controller
- members
- main body
- fixing
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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
- Y02T10/72—Electric energy management in electromobility
Abstract
The utility model discloses a mounting bracket of a controller and electrical equipment, which comprises a first fixing part and a second fixing part, wherein the first fixing part is fixedly connected with the wall of a box body of the controller in a split type, and the second fixing part is fixedly connected with a shell of the electrical equipment; and the elastic modulus of the material used for the mounting bracket is higher than that of the material used for the box body, and the yield strength of the material used for the mounting bracket is higher than that of the material used for the box body. The whole machine constraint mode of the controller adopting the mounting bracket is greatly improved, the structural strength of the controller is improved, the vibration fatigue life is prolonged, and the safety of the controller is greatly improved.
Description
Technical Field
The utility model relates to the technical field of electrical equipment, in particular to a mounting bracket of a controller and the electrical equipment.
Background
With the rapid development of new energy automobiles, the safety of the new energy automobiles is widely concerned. The motor controller, which is one of the three-electric components of the electric automobile core, is the important point of design consideration. The electric driving force assembly can generate self-vibration in the running process and can also be subjected to excitation generated by a road surface; when the vibration excitation frequency is coupled with the natural frequency of the controller structure, the low-order mode of the controller is easy to excite, generate resonance and then generate vibration fatigue damage.
As shown in fig. 1, a current installation structure of a controller generally adopts a mode that a base angle position of a box body 1 of the controller is provided with an installation angle seat 2 integrally formed with the box body in a die-casting mode, and the installation angle seat 2 is connected with a casing of an electrical device (such as a motor) through a fastener. Under the mounting structure of the controller, the whole machine constraint mode of the controller is very low, resonance is easy to be excited to generate, fatigue cracking phenomenon is easy to occur to the mounting corner seat in a random vibration test, and the safety of the controller is seriously affected.
In view of the above, how to solve the problem that the mounting structure of the controller is prone to fatigue cracking and affects the safety of the controller has become a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the present utility model provides a mounting bracket for a controller and an electrical apparatus, so as to solve the problem that the mounting structure of the controller is prone to fatigue cracking, which affects the safety of the controller.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the mounting bracket of the controller comprises a first fixing part and a second fixing part, wherein the first fixing part is in split type fixed connection with the wall of the box body of the controller, and the second fixing part is used for being fixedly connected with a shell of electrical equipment;
the elastic modulus of the material used for the mounting bracket is higher than that of the material used for the box body, and the yield strength of the material used for the mounting bracket is higher than that of the material used for the box body.
Optionally, the mounting bracket is made of steel materials, and the box body is made of aluminum alloy materials.
Optionally, the mounting bracket is made of Q235 steel material; the box body is made of ADC12 die-casting aluminum alloy materials.
Optionally, the mounting bracket is formed by assembling and fixedly connecting a plurality of steel structural members, or integrally formed steel structural members.
Optionally, when the mounting bracket is formed by assembling and fixedly connecting a plurality of steel structural members, the fixed connection mode between the two mutually assembled steel structural members is fastener connection and/or welding connection.
Optionally, the steel structural member is a bent steel plate or channel steel.
Optionally, the installing support includes main part component and reinforcement member, the quantity of main part component is two at least and is the interval arrangement, and adjacent two between the main part component through at least one reinforcement member fixed connection, first fixed part with the second fixed part all set up in on the main part component.
Optionally, at least three reinforcing members are disposed between two adjacent main body members, wherein two reinforcing members are disposed at both end sides of the main body member, respectively, at least one reinforcing member is disposed at a middle portion of the main body member, and both ends of the reinforcing member located at the middle portion of the main body member extend to outside of opposite sides of the two adjacent main body members, respectively.
Alternatively, adjacent two body members are arranged in a coplanar and non-parallel manner, or in a coplanar and parallel manner.
Optionally, the first fixing portion includes a plurality of first fixing holes disposed on the mounting bracket, and the first fixing holes are fixedly connected with the case body through a first fastener; and/or, the second fixing part comprises a plurality of second fixing holes arranged on the mounting bracket, and the second fixing holes are fixedly connected with the shell through second fasteners.
Optionally, when the first fixing portion includes a plurality of first fixing holes, the first fixing holes are waist-shaped holes or a plurality of circular holes arranged at intervals; when the second fixing portion includes a plurality of second fixing holes, the second fixing holes are waist-shaped holes or a plurality of circular holes arranged at intervals.
Compared with the background art, the mounting bracket of the controller comprises a first fixing part and a second fixing part, wherein the first fixing part is in split type fixed connection with the wall of the box body of the controller, and the second fixing part is used for being fixedly connected with the shell of the electrical equipment; and the elastic modulus of the material used for the mounting bracket is higher than that of the material used for the box body, and the yield strength of the material used for the mounting bracket is higher than that of the material used for the box body. The box body of the controller is fixed through the mounting bracket of the controller, and as the box wall of the box body of the controller is fixedly connected with the first fixing part of the mounting bracket in a split mode, the second fixing part of the mounting bracket is fixedly connected with the casing of the electrical equipment, the box body of the controller is prevented from being provided with the mounting angle seat formed by integral die casting, the elastic modulus of the material used by the mounting bracket is higher than that of the material used by the box body, and the yield strength of the material used by the mounting bracket is higher than that of the material used by the box body, therefore, compared with the mounting structure of the traditional controller, the whole machine constraint mode of the controller adopting the mounting bracket is greatly improved, the structural strength of the controller is improved, the vibration fatigue life is prolonged, and the safety of the controller is greatly improved.
In addition, the utility model also provides an electrical device, which comprises a shell and a controller mounted on the shell, wherein the controller is mounted on the shell by adopting the mounting bracket of the controller described in any scheme. Because the mounting bracket of the controller has the technical effects, the electrical equipment adopting the mounting bracket of the controller should have corresponding technical effects, and will not be described herein.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a prior art controller with a housing having an integrally formed mounting corner seat;
fig. 2 is a schematic structural diagram of a mounting bracket according to an embodiment of the present utility model;
fig. 3 is a schematic axial structure of a case of the controller according to the embodiment of the present utility model mounted to a mounting bracket;
fig. 4 is a schematic bottom structural view of a case of a controller according to an embodiment of the present utility model mounted to a mounting bracket.
Wherein, in fig. 1-4:
a case 1;
a mounting angle seat 2;
the mounting bracket 3, the first fixing portion 31, the second fixing portion 32, the main body member 33, and the reinforcing member 34.
Detailed Description
The utility model aims to provide a mounting bracket of a controller and electrical equipment, so as to solve the problem that the safety of the controller is affected due to the fact that fatigue cracking is easy to occur in a mounting structure of the controller.
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 2 to 4, fig. 2 is a schematic structural diagram of a mounting bracket according to an embodiment of the present utility model; fig. 3 is a schematic axial structure of a case of the controller according to the embodiment of the present utility model mounted to a mounting bracket; fig. 4 is a schematic bottom structural view of a case of a controller according to an embodiment of the present utility model mounted to a mounting bracket.
The utility model provides a mounting bracket of a controller, referring to fig. 2 and referring to fig. 3, comprising a first fixing part 31 and a second fixing part 32, wherein the first fixing part 31 is in split type fixed connection with the wall of a box body 1 of the controller, and the second fixing part 32 is used for being fixedly connected with a shell of electrical equipment; wherein, the elastic modulus of the material used for the mounting bracket 3 is higher than that of the material used for the box body 1, and the yield strength of the material used for the mounting bracket 3 is higher than that of the material used for the box body 1.
The box body 1 of the controller is fixed through the mounting bracket 3 of the controller, and as the box wall of the box body 1 of the controller is fixedly connected with the first fixing part 31 of the mounting bracket 3 in a split mode, the second fixing part 32 of the mounting bracket 3 is fixedly connected with the shell of the electrical equipment, the box body 1 of the controller is prevented from being provided with an integrally die-cast mounting angle seat, the elastic modulus of the material used by the mounting bracket 3 is higher than that of the material used by the box body 1, and the yield strength of the material used by the mounting bracket 3 is higher than that of the material used by the box body 1, therefore, compared with the mounting structure of the traditional controller, the whole machine constraint mode of the controller adopting the mounting bracket 3 is greatly improved, the structural strength of the controller is improved, the vibration fatigue life is prolonged, and the safety of the controller is greatly improved. Meanwhile, on the premise of not changing the structure of the box body 1 of the controller, the structure of the mounting bracket and the positions of the mounting holes can be adjusted to adapt to the shell structures of different electrical equipment and the shell structures of different controllers, so that the matching performance of the controller mounting is greatly improved, the die cost of the controller box body is reduced, and the method has extremely high feasibility and economy.
In some specific embodiments, the mounting bracket 3 is preferably a mounting bracket made of a steel material, such as a mounting bracket made of a Q235 steel material; the case 1 is preferably a case made of an aluminum alloy material, such as a case made of an ADC12 die-cast aluminum alloy material. Because the elastic modulus and the yield strength of the steel material are higher than those of the aluminum alloy material, the whole machine constraint mode of the controller can be greatly improved, the structural strength of the controller is improved, and the vibration fatigue life is prolonged. It will be understood, of course, that the above-mentioned mounting bracket 3 is made of a steel material, and the case body 1 is made of an aluminum alloy material, which is merely an example of the embodiment of the present utility model, and other materials may be used in the practical application process, so long as the elastic modulus of the material used for the mounting bracket 3 is higher than the elastic modulus of the material used for the case body 1, and the yield strength of the material used for the mounting bracket 3 is higher than the yield strength of the material used for the case body 1, which is not limited in any way.
In some specific embodiments, the mounting bracket 3 may be formed by assembling and fixedly connecting a plurality of steel structural members, where a fixed connection manner between two mutually assembled steel structural members may be a fastening member connection manner, a welding connection manner, or a combination manner of fastening member connection and welding connection, or other fixed connection manners commonly used by those skilled in the art, and in an actual application process, the mounting bracket may be selectively arranged according to actual requirements, which is not limited in more detail herein.
It should be noted that, the manner in which the plurality of steel structural members are assembled and fixedly connected to each other is merely an example of an embodiment of the present utility model, and in the practical application process, the steel structural members may be designed to be integrally formed, for example, by press forming or die casting, which is not limited in particular.
In some specific embodiments, the steel structural member may be a bent steel plate, a channel steel, or other steel structural members commonly used by those skilled in the art, such as i-steel. In the practical application process, the arrangement can be selected according to the technical requirements, so long as the corresponding anti-seismic requirements can be met, and the method is not limited in detail.
In other specific embodiments, referring to fig. 2 to fig. 4, the mounting bracket 3 may specifically include a main body member 33 and a reinforcing member 34, where the number of main body members 33 is at least two and arranged at intervals, two adjacent main body members 33 are fixedly connected by at least one reinforcing member 34, specifically, two ends of the reinforcing member 34 or positions near two ends of the reinforcing member 34 are respectively fixed on the two adjacent main body members 33, and the first fixing portion 31 and the second fixing portion 32 are both disposed on the main body members 33. The main body member 33 is used as a main fixed connection part between the casing of the electrical device and the casing 1 of the controller, and the reinforcing member 34 is mainly used for connecting the main body member 33 and plays a role of reinforcing structural stability. By designing the mounting bracket 3 into the structure, the structure is simpler, and the processing and the manufacturing are more convenient. It should be noted that the specific number of the main body members 33 and the number of the reinforcing members 34 may be selected according to specific requirements, and generally relate to the size and weight of the chassis of the controller.
In a further embodiment, at least three reinforcing members 34 may be provided between two adjacent body members 33, wherein two reinforcing members 34 are disposed at both end sides of the body members 33, respectively, at least one reinforcing member 34 is disposed at a middle portion of the body members 33, and both ends of the reinforcing member 34 located at the middle portion of the body members 33 extend to outside of opposite sides of the two adjacent body members 33, respectively. Through designing into this kind of structural style for the overall structure of installing support 3 is more reliable and more reliable, and through a large amount of simulation tests, it is fixed that the installation of box 1 of most controllers can be satisfied to this kind of structure.
In other specific embodiments, the two adjacent body members 33 may be specifically designed to be coplanar and non-parallel, may be designed to be coplanar and parallel, and may be designed to be non-coplanar, and the specific arrangement is associated with the mounting position of the housing of the electrical device, without being limited in any way.
In some more specific embodiments, the first fixing portion 31 may specifically include a plurality of first fixing holes provided on the mounting bracket 3, and the first fixing holes may be fixedly connected to the case 1 by a first fastener; similarly, the second fixing portion 32 may include a plurality of second fixing holes disposed on the mounting bracket 3, and the second fixing holes are fixedly connected with the housing through second fasteners. The first/second fixing holes are matched with the first/second fasteners to fix the mounting bracket, so that the mounting and fixing operation of the mounting bracket is simpler and more convenient, and the position is more accurate. It will be understood, of course, that the fastening means described above is merely an example of the embodiment of the present utility model, and other fastening means may be selected in practical application, for example, the casing 1 of the controller may be fixed to the mounting bracket 3 by means of fastening strips, and fastening strips arranged transversely and longitudinally in a staggered manner may be specifically provided, which is not limited herein.
In a further embodiment, when the first fixing portion 31 includes a plurality of first fixing holes, the first fixing holes may be specifically waist-shaped holes or a plurality of round holes arranged at intervals, and by designing the structure, the same mounting bracket 3 can be matched with the box body 1 of the controller with various specifications and sizes, which is helpful for improving the universality of the mounting bracket 3 and reducing the manufacturing cost. Similarly, when the second fixing portion 32 includes a plurality of second fixing holes, the second fixing holes may be specifically waist-shaped holes or a plurality of round holes arranged at intervals, and by designing the second fixing holes into such a structural form, the same mounting bracket 3 may be matched with the housing mounting positions of electrical devices with various specifications and dimensions, which is also helpful for improving the universality of the mounting bracket 3 and reducing the manufacturing cost.
In order to better understand the technical effects of the mounting bracket of the controller provided by the utility model, the mounting structure of the controller in the prior art and the mounting structure of the controller of the utility model are respectively subjected to simulation test, and test results show that: in the prior art, the first-order constraint mode of the box body 1 of the controller has a natural frequency of 432.5Hz, and the vibration mode is expressed as the up-and-down reciprocating vibration of the controller, and is mainly caused by the poor structural rigidity of the mounting angle seat 2; and adopt the first order constraint mode of quick-witted case 1 in the mounting structure of the controller of installing support that this novel provided, natural frequency 629Hz compares prior art structural rigidity and promotes 46%, and the effect is very obvious.
In addition, the utility model also provides an electrical device, which comprises a shell and a controller mounted on the shell, wherein the controller is mounted on the shell by adopting the mounting bracket of the controller described in any scheme. Because the mounting bracket of the controller has the technical effects, the electrical equipment adopting the mounting bracket of the controller should have corresponding technical effects, and will not be described herein.
The electric device may be a driving motor, or may be other electric devices that require a controller, and is not particularly limited herein.
In addition, it should be noted that, in the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are referred to each other.
It should be appreciated that the use of "systems," "devices," "units," and/or "modules" in this disclosure is but one way to distinguish between different components, elements, parts, portions, or assemblies at different levels. However, if other words can achieve the same purpose, the word can be replaced by other expressions.
As used in the specification and in the claims, the terms "a," "an," "the," and/or "the" are not specific to a singular, but may include a plurality, unless the context clearly dictates otherwise. In general, the terms "comprises" and "comprising" merely indicate that the steps and elements are explicitly identified, and they do not constitute an exclusive list, as other steps or elements may be included in a method or apparatus. The inclusion of an element defined by the phrase "comprising one … …" does not exclude the presence of additional identical elements in a process, method, article, or apparatus that comprises an element.
Wherein, in the description of the embodiments of the present utility model, unless otherwise indicated, "/" means or, for example, a/B may represent a or B; "and/or" herein is merely an association relationship describing an association object, and means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, in the description of the embodiments of the present utility model, "plurality" means two or more than two.
The terms "first" and "second" are used below for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
If a flowchart is used in the present utility model, the flowchart is used to describe the operations performed by a system according to an embodiment of the present utility model. It should be appreciated that the preceding or following operations are not necessarily performed in order precisely. Rather, the steps may be processed in reverse order or simultaneously. Also, other operations may be added to or removed from these processes.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the core concepts of the utility model. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (12)
1. The mounting bracket of the controller is characterized by comprising a first fixing part (31) and a second fixing part (32), wherein the first fixing part (31) is fixedly connected with the wall of a box body (1) of the controller in a split type, and the second fixing part (32) is fixedly connected with a shell of an electrical device;
the elastic modulus of the material used for the mounting bracket (3) is higher than that of the material used for the box body (1), and the yield strength of the material used for the mounting bracket (3) is higher than that of the material used for the box body (1).
2. The mounting bracket of the controller according to claim 1, wherein the mounting bracket (3) is a mounting bracket made of steel material, and the box body (1) is a box body made of aluminum alloy material.
3. The mounting bracket of the controller according to claim 2, wherein the mounting bracket (3) is a mounting bracket made of Q235 steel material; the box body (1) is made of ADC12 die-cast aluminum alloy materials.
4. A mounting bracket for a controller according to claim 1, wherein the mounting bracket (3) is formed by assembling and fixedly connecting a plurality of steel structural members or integrally formed steel structural members.
5. A mounting bracket for a control unit according to claim 4, characterized in that, when the mounting bracket (3) is formed by assembling and fixedly connecting a plurality of steel structural members, the fixedly connecting mode between two mutually assembled steel structural members is fastener connection and/or welding connection.
6. The mounting bracket for a controller of claim 4, wherein the steel structural member is a bent steel plate or channel steel.
7. The mounting bracket for a controller according to claim 1, wherein the mounting bracket (3) comprises a main body member (33) and a reinforcing member (34), the number of the main body members (33) is at least two and the main body members (33) are arranged at intervals, two adjacent main body members (33) are fixedly connected through at least one reinforcing member (34), and the first fixing portion (31) and the second fixing portion (32) are both arranged on the main body members (33).
8. The mounting bracket of a controller according to claim 7, wherein at least three reinforcing members (34) are provided between adjacent two of the main body members (33), wherein two of the reinforcing members (34) are respectively arranged at both end sides of the main body members (33), at least one of the reinforcing members (34) is arranged in a middle portion of the main body members (33), and both ends of the reinforcing member (34) located in the middle portion of the main body members (33) are respectively extended to outside of opposite sides of the adjacent two main body members (33).
9. A mounting bracket for a controller according to claim 7, wherein adjacent two body members (33) are arranged in a coplanar and non-parallel manner, or in a coplanar and parallel manner.
10. The mounting bracket of a controller according to claim 1, wherein the first fixing portion (31) includes a plurality of first fixing holes provided to the mounting bracket (3), the first fixing holes being fixedly connected to the case (1) by first fasteners; and/or, the second fixing part (32) comprises a plurality of second fixing holes arranged on the mounting bracket (3), and the second fixing holes are fixedly connected with the shell through second fasteners.
11. The mounting bracket of a controller according to claim 10, wherein when the first fixing portion (31) includes a plurality of first fixing holes, the first fixing holes are waist-shaped holes or a plurality of circular holes arranged at intervals; when the second fixing portion (32) includes a plurality of second fixing holes, the second fixing holes are waist-shaped holes or a plurality of circular holes arranged at intervals.
12. An electrical device comprising a housing and a controller mounted to the housing, wherein the controller is mounted to the housing using a mounting bracket for the controller of any one of claims 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223301312.5U CN219536593U (en) | 2022-12-06 | 2022-12-06 | Mounting bracket of controller and electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223301312.5U CN219536593U (en) | 2022-12-06 | 2022-12-06 | Mounting bracket of controller and electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219536593U true CN219536593U (en) | 2023-08-15 |
Family
ID=87643971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223301312.5U Active CN219536593U (en) | 2022-12-06 | 2022-12-06 | Mounting bracket of controller and electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219536593U (en) |
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2022
- 2022-12-06 CN CN202223301312.5U patent/CN219536593U/en active Active
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