CN215265949U - Integrated energy storage assembly and motor controller - Google Patents
Integrated energy storage assembly and motor controller Download PDFInfo
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- CN215265949U CN215265949U CN202121237918.XU CN202121237918U CN215265949U CN 215265949 U CN215265949 U CN 215265949U CN 202121237918 U CN202121237918 U CN 202121237918U CN 215265949 U CN215265949 U CN 215265949U
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Abstract
The utility model provides an integrated energy storage assembly and a motor controller, wherein the integrated energy storage assembly comprises a shell, a terminal table, a first conductive assembly, a second conductive assembly and a first energy storage unit for storing and releasing electric energy, and the shell is coated outside the first energy storage unit; the terminal block is connected with the shell; one end of the first conductive assembly is connected with the first energy storage unit, and the other end of the first conductive assembly is exposed on the surface of the shell; one end of the second conductive component is connected with the first energy storage unit, and the other end of the second conductive component is connected with the terminal block. The utility model discloses a make terminal platform be connected with the shell, can be in the same place terminal platform and shell effective integration, saved terminal platform and first energy storage unit and second conductive component's structural connection, both simplified structural design, shortened electric physical route again for the impedance of electric route is littleer, has reduced the volume simultaneously, has reduced occuping to installation space, and makes manufacturing cost cheap more, improves market competition greatly.
Description
Technical Field
The embodiment of the utility model provides a relate to the actuating system field, more specifically say, relate to an integrated form energy storage component and machine controller.
Background
The automobile electric driving system generally comprises a relatively independent film capacitor, a terminal block and a Y capacitor, wherein the film capacitor is positioned in a main circuit and mainly plays a role in energy storage and buffering; the thin film capacitor generally comprises a capacitor shell, a capacitor core, an electrode copper bar and capacitor insulating paper, wherein the capacitor core and the electrode copper bar are fixed inside a capacitor shell through an epoxy resin encapsulation process.
In addition, the terminal block is mainly composed of a structure that two copper bars are wrapped and molded in a plastic part, the copper bars at the input end of the terminal block are used for being connected with a high-voltage connecting terminal at the output end of the power battery, and the copper bars at the output end of the terminal block are used for being connected with the input end of the thin film capacitor so as to convey high-voltage electricity of the power battery to the thin film capacitor through the terminal block.
In order to filter out common mode interference in the current, the Y capacitor is usually disposed between the electrode copper bar of the thin film capacitor and an external grounding component (e.g., an equipment chassis or a direct ground). However, because the Y capacitor is small in volume relative to the film capacitor, the Y capacitor is typically connected in the circuit of an automotive electrical drive system in the form of a separate capacitor plate.
However, in the conventional automobile electric drive system, the thin-film capacitor, the terminal block and the Y capacitor are arranged in a dispersed manner, so that the integration level is greatly reduced, the large installation space is occupied by the dispersed arrangement, the space utilization rate is reduced, the manufacturing cost is increased, and the impedance accumulation of each channel is caused, so that the electric performance of the capacitor module is influenced.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a distributed setting greatly reduced the integrated level to above-mentioned current car electricity system of driving, occupy great installation space, increase manufacturing cost, impedance add up and the problem that electric capacity module performance receives the influence, provide an integrated form energy storage component and machine controller.
The embodiment of the utility model provides a solve above-mentioned technical problem's technical scheme is, provide an integrated form energy storage component, include:
the first energy storage unit is used for storing and releasing electric energy;
the shell is wrapped outside the first energy storage unit;
a terminal block connected with the housing;
one end of the first conductive assembly is connected with the first energy storage unit, and the other end of the first conductive assembly is exposed on the surface of the shell;
and one end of the second conductive assembly is connected with the first energy storage unit, and the other end of the second conductive assembly is connected with the terminal block.
Preferably, the terminal block is integrally formed with the housing.
Preferably, the terminal block and the housing are formed by resin injection molding.
Preferably, a surface of the terminal block is parallel to an extending direction of one end of the second conductive member.
Preferably, the second conductive member is fixed to the terminal block by a fastener and is in contact with a surface of the terminal block.
Preferably, the terminal block is provided with a first positioning hole arranged along a first direction, and the first positioning hole is used for fixing the integrated energy storage assembly with a target object from the first direction.
Preferably, an opening surface of the first positioning hole is lower than a contact surface of the second conductive component and the terminal block.
Preferably, the terminal block is provided with a lug, and the first positioning hole is provided in the lug.
Preferably, a second positioning hole arranged along a second direction is formed in the housing, and the second positioning hole is used for fixing the integrated energy storage assembly with a target object from the second direction.
Preferably, the first direction is perpendicular to the second direction.
Preferably, the housing is provided with a boss, and the second positioning hole is formed in the boss.
Preferably, the integrated energy storage assembly further includes a second energy storage unit, the second energy storage unit is wrapped by the housing along the second direction, a first end of the second energy storage unit is connected to the first conductive assembly, and a second end of the second energy storage unit is grounded.
Preferably, the second end of the second energy storage unit is connected to a grounding elastic sheet, and the other end of the grounding elastic sheet is exposed on the surface of the shell and is used for being connected with a target object.
Preferably, a through hole is formed in the end portion of the grounding elastic sheet, the through hole is overlapped with the second positioning hole, and a fastening piece sequentially penetrates through the through hole and the second positioning hole to connect the grounding elastic sheet with a target object.
Preferably, a metal piece is embedded in the first positioning hole and the second positioning hole.
Preferably, the end of the boss is fitted with a portion of the housing located at the periphery of the second energy storage unit.
Preferably, the end of the grounding elastic sheet and the bottom surface of the boss are connected with a target together.
The embodiment of the utility model provides a still provide a motor controller, including the box, still include as above arbitrary integrated form energy storage component.
The utility model discloses integrated form energy storage component and machine controller have following beneficial effect: through making terminal platform and shell be connected, thereby can be in the same place terminal platform and shell effective integration, can save terminal platform and first energy storage unit and second conductive component's structural connection like this, structural design has both been simplified, electrical physical path has been shortened again, and then make the impedance of the electric route between terminal platform and the first energy storage unit littleer, and can also simplify the assembly flow, improve the convenience of dismouting, reduce the volume simultaneously, reduce occupation to installation space, and make manufacturing cost cheap more, improve market competition greatly.
In addition, the integrated energy storage assembly and the motor controller are integrated into the shell through the second energy storage unit, so that the second energy storage unit can be grounded to achieve a grounding function, the integration level is greatly improved, the manufacturing cost can be reduced, the size can be further reduced, the occupation of the installation space is reduced, the space utilization rate is improved, the integrated energy storage assembly and the motor controller can be conveniently used in an environment with limited installation space, the impedance accumulation of all channels is avoided, and the influence on the electric performance of the integrated energy storage assembly is reduced; and, through integrating first energy storage unit, terminal platform and second energy storage unit into an organic whole, not only simplified the step of production equipment, practiced thrift manufacturing cost, the anti-vibration ability of integrated form energy storage subassembly has still effectively been strengthened, especially integrate the second energy storage unit in the shell inside, solve the problem that the second energy storage unit is easy to vibrate and drop, and the distance between second energy storage unit and the first energy storage unit obtains reducing, thereby shortened the filtering path, improved the filter effect greatly, and then make the ability of the suppression common mode interference of second energy storage unit stronger.
Drawings
Fig. 1 is a schematic structural diagram of an integrated energy storage assembly according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a partial cross section of an integrated energy storage assembly according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the embodiment of the present invention provides a schematic structural diagram of an integrated energy storage assembly, which can be applied to the field of driving systems, such as automobile driving systems, especially in a motor controller.
Referring to fig. 2, the integrated energy storage assembly in this embodiment includes a first energy storage unit 1 (e.g., a thin film capacitor core), a housing 2, a terminal block 3, a first conductive assembly 4, and a second conductive assembly 5, wherein the first energy storage unit 1 is mainly used for storing and releasing electric energy, and is preferably formed by a capacitor core of a thin film capacitor, so that the number of housing parts can be reduced. The housing 2 covers the first energy storage unit 1 to protect the first energy storage unit 1.
Specifically, the terminal block 3 described above is connected to the housing 2, i.e., the terminal block 3 is integrated with the housing 2. In practical application, the fixing mode between the terminal block 3 and the housing 2 can be determined according to practical situations; for example, the terminal block 3 and the housing 2 are fixedly connected in an assembled manner as a single body; or, the terminal block 3 and the housing 2 are integrally formed by a machining process; the primary purpose of the terminal block is to carry one end of the second conductive component so that it can be connected to other equipment (e.g., the poles of a battery) on the terminal block.
Further, the main body portions of the first conductive component 4 and the second conductive component 5 are both located in the housing 2, the first end of the first conductive component 4 is connected to the first energy storage unit 1, and the second end of the first conductive component 4 is exposed on the surface of the housing 2, so as to be connected to an external device, and thus, electric energy release is achieved. The first end of the second conductive component 5 is connected with the first energy storage unit 1, and the second end of the second conductive component 5 is connected with the terminal block 3, so that an external device can be in conductive connection with the first energy storage unit 1 through the terminal block 3 and the second conductive component 5, and electric energy is transmitted to the first energy storage unit 1, and the electric energy is stored in the first energy storage unit 1. The first conductive member 4 and the second conductive member 5 are preferably formed of copper bars, respectively, and have excellent electrical and thermal conductivity.
Above-mentioned integrated form energy storage component is connected through making terminal platform 3 and shell 2, thereby can be in the same place terminal platform 3 and shell 2 effective integration, can save terminal platform 3 and the structural connection of first energy storage unit 1 and second conductive component 5 like this, structural design has both been simplified, electrical physical path has been shortened again, and then make the impedance of the electric route between terminal platform 3 and the first energy storage unit 1 littleer, and can also simplify the assembly flow, improve the convenience of dismouting, reduce the volume simultaneously, reduce the occupation to installation space, and make manufacturing cost cheap more, greatly improve market competition.
In an embodiment of the present invention, the terminal block 3 is integrally formed with the housing 2. In practical application, the terminal block 3 and the housing 2 can be integrally formed by an injection molding process from an insulating material (such as resin, plastic, etc.), the processing is convenient and fast, the cost is low, and the structural design mode of the integral forming can effectively improve the connection strength between the terminal block 3 and the housing 2 and improve the shock resistance. Moreover, the terminal block 3 and the housing 2 are integrally formed, so that assembly is not required, the assembly process is simplified, disassembly and assembly operations are facilitated, and the working efficiency is improved.
The terminal block 3 and the housing 2 are preferably formed by resin injection molding. Resin material has stronger plasticity, corrosion resistance, high low temperature resistance ability and ageing resistance, so not only can reduce the processing degree of difficulty, moulds the processing according to actual demand, can also effectively prolong the life between terminal platform 3 and the shell 2 simultaneously to make the connection between terminal platform 3 and the shell 2 more firm, have higher practicality. In particular, the resin material is fine and smooth, and can improve the aesthetic appearance of the terminal block 3 and the housing 2 and prevent surface depressions.
The surface of the terminal block 3 is parallel to the extending direction of the second end of the second conductive component 5, which is beneficial to make the second end of the second conductive component 5 correspond to the surface of the terminal block 3 (specifically, the second end of the second conductive component 5 can be attached to the surface of the terminal block 3), and the second end of the second conductive component 5 is supported by the surface of the terminal block 3, so that the mounting stability of the second conductive component 5 is improved, and the phenomenon that the second conductive component is easily dislocated or deformed due to impact is avoided.
In an embodiment of the present invention, the second conductive component 5 is fixed to the terminal block 3 by a fastener (e.g. a bolt), and contacts with the surface of the terminal block 3, that is, the second conductive component 5 is locked to the surface of the terminal block 3 by the fastener, so that the second end of the second conductive component 5 is tightly attached to the surface of the terminal block 3, and the second end of the second conductive component 5 is prevented from tilting. Of course, in practical applications, the second end of the second conductive component 5 may also be integrally formed on the surface of the terminal block 3 when the terminal block 3 is processed, that is, at least a portion of the second end of the second conductive component 5 is embedded in the surface of the terminal block 3, so as to improve the deformation resistance of the second conductive component 5.
Further, the terminal block 3 is provided with a first positioning hole 31 arranged along the first direction, and the first positioning hole 31 is used for fixing the integrated energy storage assembly with a target object from the first direction so as to realize the installation and fixation of the integrated energy storage assembly. The number of the first positioning holes 31 on the terminal block 3 can be specifically determined according to actual conditions, preferably two or three, so that the reliability of installation of the integrated energy storage assembly can be ensured, the dismounting operation can not be complicated, and excessive design of the fixing structure can be avoided. In practical applications, the first direction may be determined according to practical situations, and preferably the first direction is an extending direction of the second end of the second conductive component 5.
Particularly, when the integrated energy storage assembly is applied to a motor controller, the target object is specifically a box body of the motor controller, that is, the integrated energy storage assembly is arranged on the motor controller in a way of being matched and connected with the box body through the first positioning hole 31; for example, the first positioning hole 31 is a through hole, and the box body of the motor controller is provided with a threaded hole matched with the first positioning hole 31, so that the integrated energy storage assembly can be installed and fixed in the box body through a bolt which penetrates through the first positioning hole 31 and is in threaded connection with the threaded hole of the box body.
Preferably, the opening surface of the first positioning hole 31 is lower than the contact surface of the second conductive component 5 and the terminal block 3 (the first positioning hole 31 may be a countersunk hole, or a plurality of grooves are provided on the terminal block 3, and the first positioning hole 31 is provided at the bottom of the groove), so that a fastener (e.g. a bolt) fitted into the first positioning hole 31 can be hidden under the surface of the terminal block 3, for example, the head of the bolt does not protrude from the surface of the terminal block 3, and the protrusion is prevented from affecting the fixed connection of the second conductive component 5 and an external device.
In other embodiments, the terminal block 3 is provided with a plurality of lugs 32, and each lug 32 is provided with a first positioning hole 31. In order to ensure that the opening surface of the first positioning hole 31 is lower than the contact surface of the second conductive component 5 and the terminal block 3, the lug 32 is preferably arranged on the outer side surface of the terminal block 3, and the surface of the lug 32 facing the second conductive component 5 is lower than the contact surface of the terminal block 3 and the second conductive component 5; for example: the thickness of the lug 32 is smaller than that of the main body portion of the terminal block 3.
In addition, the housing 2 is provided with second positioning holes 21 arranged along the second direction (the number of the second positioning holes 21 can be specifically determined according to actual conditions), and the second positioning holes 21 are used for fixing the integrated energy storage assembly with a target object (for example, a box body of a motor controller) from the second direction so as to realize the installation and fixation of the integrated energy storage assembly. Specifically, the integrated energy storage assembly can be installed and fixed through the first positioning hole 31, and can also be installed and fixed through the second positioning hole 21, and the integrated energy storage assembly can be determined according to actual conditions.
Particularly, the first direction is perpendicular to the second direction, that is, the arrangement direction of the second positioning hole 21 is perpendicular to the arrangement direction of the first positioning hole 31, so that the installation and fixation operability of the integrated energy storage assembly can be improved, and the integrated energy storage assembly is installed and fixed with a target object through two perpendicular directions, which is beneficial to the structural design of the installation position of the target object (the target object may be a box body of a motor controller, etc.) for assembling the integrated energy storage assembly, and the installation compatibility of the integrated energy storage assembly is improved, so that the application range is wider.
Specifically, the housing 2 is provided with a boss 22, and the second positioning hole 21 is provided on the boss 22. Of course, the bosses 22 are preferably arranged in the second direction.
In an embodiment of the present invention, the integrated energy storage assembly further includes a second energy storage unit 8 (e.g., an ampere-standard capacitor), and the second energy storage unit 8 is disposed along the second direction and is wrapped by the housing 2, so that the second energy storage unit 8 can be protected by the housing 2, and the second energy storage unit 8 is disposed in the housing 2, so as to effectively integrate the second energy storage unit 8, and shorten the distance between the second energy storage unit 8 and the first energy storage unit 1, thereby facilitating the connection between the second energy storage unit 8 and the first energy storage unit 1.
Specifically, a first end of the second energy storage unit 8 is connected to the first conductive assembly 4, and a second end of the second energy storage unit 8 is grounded, so as to improve the safety of the integrated energy storage assembly.
Above-mentioned integrated form energy storage component and machine controller is through in the second energy storage unit 8 integration to shell 2, thereby can realize ground connection by second energy storage unit 8, in order to reach the ground connection function, the integration degree has been improved greatly, can enough reduce manufacturing cost, can further reduce the volume again, reduce the occupation to installation space, thereby improve space utilization, so that use in the limited environment of installation space, the impedance of also having avoided each route simultaneously accumulates, and then reduce the influence to the electric performance of integrated form energy storage component.
In addition, the integrated energy storage assembly integrates the first energy storage unit 1, the terminal table 3 and the second energy storage unit 8, so that the steps of production and assembly are simplified, the manufacturing cost is saved, the anti-vibration capability of the integrated energy storage assembly is effectively enhanced, particularly the second energy storage unit 8 solves the problem that the second energy storage unit 8 is easy to vibrate and fall off, the distance between the second energy storage unit 8 and the first energy storage unit 1 is shortened, the filtering path is shortened, the filtering effect is greatly improved, and the capability of the second energy storage unit 8 for inhibiting common mode interference is higher.
Particularly, the second end of the second energy storage unit 8 is connected to the grounding elastic piece 6 (the grounding elastic piece 6 may be made of a metal material such as copper, aluminum, and the like, and the other end of the grounding elastic piece 6 (specifically, the end far away from the second energy storage unit 8) is exposed on the surface of the housing 2, so that the second energy storage unit 8 may be connected to a target object (such as a box of a motor controller) through the grounding elastic piece 6 to achieve grounding.
Furthermore, the other end of the grounding elastic sheet 6 is provided with a through hole, and the through hole on the grounding elastic sheet 6 is overlapped with the second positioning hole 21, so that the grounding elastic sheet 6 can be connected with a target object through a fastener which sequentially penetrates through the through hole and the second positioning hole 21, and the grounding of the grounding elastic sheet 6 and the second energy storage unit 8 is realized. Specifically, the grounding elastic sheet 6 can be electrically connected to the target object through an electrically conductive connecting member (e.g., a cable or a metal sheet) (when the integrated energy storage assembly is fixed to the target object through the stacking positioning hole), that is, the electrically conductive connecting member is fastened and fixed by a fastening member sequentially passing through the through hole and the second positioning hole 21 and is connected to the grounding elastic sheet 6, so that the electrically conductive connection between the electrically conductive connecting member and the grounding elastic sheet 6 is realized, and one end of the electrically conductive connecting member, which is far away from the grounding elastic sheet 6, extends to the target object and is connected to the target object, so that the grounding elastic sheet 6 and the second energy storage unit 8 are grounded.
In other embodiments, the end of the grounding elastic sheet 6 and the bottom surface of the boss 22 are connected to the target together, that is, the integrated energy storage assembly is fixed to the target by a fastener fitted to the second positioning hole 21, and the grounding elastic sheet 6 is synchronously connected to the target, so that the grounding elastic sheet 6 is connected to the target, and the grounding of the second energy storage unit 8 is achieved.
In practical applications, when the target object is a box of a motor controller, the box is made of a conductive material (e.g., aluminum), and the motor controller is grounded through the box, so that the second energy storage unit 8 can be grounded through the grounding elastic sheet 6 and the target object.
In an embodiment of the present invention, the metal member 7 is embedded in the first positioning hole 31 and the second positioning hole 21, and the metal member 7 has a locking structure (e.g. a screw hole) for connecting a fastening member (e.g. a bolt), so that the fastening member which can be screwed into the locking structure of the metal member 7 locks and fixes the integrated energy storage assembly to a target object; for example, the target is provided with a through hole matched with the locking structure of the metal piece 7, and the fastener is connected to the locking structure after penetrating through the through hole, so that the integrated energy storage assembly is locked on the target.
Particularly, the end of the boss 22 is matched with the part of the outer shell 2 located at the periphery of the second energy storage unit 8, that is, an L-shaped avoiding groove is formed on the outer surface of the part of the outer shell 2 located at the periphery of the second energy storage unit 8, the avoiding groove is adjacent to the second energy storage unit 8, and the shape and the size of the avoiding groove are matched with those of the boss 22, so that the boss 22 can be embedded into the avoiding groove, the boss 22 is prevented from protruding out of the side surface of the outer shell 2 and the outer surface of the outer shell 2 located at the periphery of the second energy storage unit 8, the boss 22 can be prevented from protruding to cause scraping, the grounding elastic sheet 6 can be effectively hidden in the avoiding groove, the grounding elastic sheet 6 can not receive external impact, and the stability and the reliability are improved.
One side on the width direction of second energy storage unit 8 of this embodiment is formed with the space, and for reducing 2 volumes of shell, shell 2 can be recessed in this space to form the above-mentioned groove of keeping away, for improving space utilization, consequently locate boss 22 and keep away groove department, avoid increasing integrated form energy storage component's volume.
The embodiment of the utility model provides a still provide a motor controller, this motor controller include box and foretell integrated form energy storage component, and above-mentioned target object is the box, and first energy storage unit 1 is film capacitor, and second energy storage unit 8 is ann rule electric capacity.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (18)
1. An integrated energy storage assembly, comprising:
the first energy storage unit is used for storing and releasing electric energy;
the shell is wrapped outside the first energy storage unit;
a terminal block connected with the housing;
one end of the first conductive assembly is connected with the first energy storage unit, and the other end of the first conductive assembly is exposed on the surface of the shell;
and one end of the second conductive assembly is connected with the first energy storage unit, and the other end of the second conductive assembly is connected with the terminal block.
2. The integrated energy storage assembly of claim 1, wherein the terminal block is integrally formed with the housing.
3. The integrated energy storage assembly of claim 2, wherein the terminal block and the housing are injection molded from resin.
4. The integrated energy storage assembly of claim 3, wherein a surface of the terminal block is parallel to an extension direction of one end of the second conductive assembly.
5. The integrated energy storage assembly of claim 4, wherein the second conductive assembly is secured to the terminal block by a fastener and contacts a surface of the terminal block.
6. The integrated energy storage assembly of claim 5, wherein the terminal block is provided with a first positioning hole arranged along a first direction, the first positioning hole being used to fix the integrated energy storage assembly with a target object from the first direction.
7. The integrated energy storage assembly of claim 6, wherein the first locating hole has an open surface that is lower than a contact surface of the second conductive assembly with the terminal block.
8. The integrated energy storage assembly of claim 7, wherein the terminal block is provided with a lug, and the first locating hole is provided in the lug.
9. The integrated energy storage assembly of claim 6, wherein a second positioning hole is provided in the housing arranged along a second direction, the second positioning hole being for securing the integrated energy storage assembly with a target object from the second direction.
10. The integrated energy storage assembly of claim 9, wherein the first direction is perpendicular to the second direction.
11. The integrated energy storage assembly of claim 9, wherein the housing defines a boss, and the second positioning hole is defined in the boss.
12. The integrated energy storage assembly of claim 11, further comprising a second energy storage cell encased by the housing in the second direction, the second energy storage cell having a first end connected to the first conductive assembly and a second end grounded.
13. The integrated energy storage assembly of claim 12, wherein a second end of the second energy storage unit is connected to a grounding spring, and the other end of the grounding spring is exposed on the surface of the housing for connecting to a target.
14. The integrated energy storage assembly of claim 13, wherein a through hole is formed at an end of the grounding spring, the through hole coincides with the second positioning hole, and a fastening member sequentially passes through the through hole and the second positioning hole to connect the grounding spring with a target.
15. The integrated energy storage assembly of claim 14, wherein the first and second locator holes are embedded with metal.
16. The integrated energy storage assembly of claim 15, wherein an end of the boss mates with a portion of the housing located at a periphery of the second energy storage cell.
17. The integrated energy storage assembly of claim 13, wherein an end of the grounding spring is connected to a target object together with a bottom surface of the boss.
18. A motor controller comprising a housing and further comprising an integrated energy storage assembly according to any one of claims 1 to 17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121237918.XU CN215265949U (en) | 2021-06-03 | 2021-06-03 | Integrated energy storage assembly and motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121237918.XU CN215265949U (en) | 2021-06-03 | 2021-06-03 | Integrated energy storage assembly and motor controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215265949U true CN215265949U (en) | 2021-12-21 |
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| CN202121237918.XU Active CN215265949U (en) | 2021-06-03 | 2021-06-03 | Integrated energy storage assembly and motor controller |
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| CN (1) | CN215265949U (en) |
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- 2021-06-03 CN CN202121237918.XU patent/CN215265949U/en active Active
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Address after: 215000 52 tianedang Road, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou Huichuan United Power System Co.,Ltd. Address before: 215000 52 tianedang Road, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: SUZHOU HUICHUAN UNITED POWER SYSTEM Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |