A new type of high voltage distribution device for electric drive controller
By designing a new high-voltage distribution device with dual-row interface layout in the electric drive controller, the problems of insufficient number of interfaces and poor compatibility in the prior art are solved, and higher compatibility and lower costs are achieved, while reducing the box size.
Patent Information
- Application Number
- CN202420932828.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-30
- Publication Date
- 2025-04-11
- Estimated Expiration
- 2034-04-30
AI Technical Summary
The high-voltage cable interface layout of existing motor controllers is single and complex, has poor compatibility, which cannot meet the configuration needs of heavy-duty vehicles, and is costly.
A new type of high-voltage power distribution device for electric drive controllers is designed, adopting a dual-row interface layout, increasing the number of interfaces through the combination of plastic parts and copper rows, simplifying the layout, improving compatibility, and reducing the box size through optimized structure.
The number of interfaces has been increased, the structure is compact, the plug-in and unloading is convenient, the compatibility is high, the cost is reduced, and the applicability is improved. It meets more configuration needs without changing the wiring harness process.
Smart Images
Figure CN222749878U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of controllers, in particular to a novel high-voltage power distribution device for an electric drive controller. Background Art
[0002] Currently, high-voltage cables used in motor controllers often use TPA through-hole terminals to ensure the installation position. The through-hole terminals are made of aluminum alloy and plastic and are fixed with screws to achieve a higher IP level and shielding insulation effect. They are widely used in controllers.
[0003] In the existing technology, due to the limitation of the box size, the conventional layout method makes the number of interfaces unable to meet the existing heavy-duty vehicle configuration requirements. The existing interface layout has poor compatibility, the high-voltage copper busbar layout is simple and complex, occupies a large space, and has high cost. Therefore, we propose a new electric drive controller high-voltage distribution device to solve the above problems. Summary of the invention
[0004] The purpose of the utility model is to provide a novel high-voltage power distribution device for an electric drive controller to solve the problems raised in the above-mentioned background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new type of high-voltage power distribution device of an electric drive controller, comprising a box body, a plastic part is provided on the box body, copper busbar 1 and copper busbar 2 are connected to the plastic part, two rows of screw holes are provided on the plastic part and are used to respectively connect one end of high-voltage wire harness 1 and one end of high-voltage wire harness 2, two rows of threaded holes are provided on the box body and are used to respectively connect one end of high-voltage wire harness 1 away from the plastic part and one end of high-voltage wire harness 2 away from the plastic part, copper busbar 1 is connected to one end of high-voltage wire harness 1, and copper busbar 2 is connected to one end of high-voltage wire harness 2.
[0006] Preferably, the two rows of screw holes on the plastic part are screw hole one and screw hole two respectively, and the two rows of threaded holes on the box body are threaded hole one and threaded hole two respectively.
[0007] Preferably, one end and the other end of the high-voltage wiring harness are an OT terminal and a TPA via terminal respectively.
[0008] Preferably, the OT terminal of the high-voltage wiring harness is overlapped with a copper busbar and fixed at a threaded hole of the plastic part, and the TPA through-hole terminal of the high-voltage wiring harness is fixed on a threaded hole of the box.
[0009] Preferably, the structure of the second high-voltage wiring harness is the same as that of the first high-voltage wiring harness, the OT terminal of the second high-voltage wiring harness is overlapped with the second copper bus and fixed at the second threaded hole of the plastic part, and the TPA through-hole terminal of the first high-voltage wiring harness is fixed on the second threaded hole of the box.
[0010] Preferably, the plastic part is a Z-shaped structure, and the box body is a concave-shaped structure.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] 1. Increased to 2X interfaces, compact structure, easy plug and unplug, double-row interface layout, can meet more configuration needs, and can reduce the box size by more than 20%.
[0013] 2. The layout of input and output copper bars is diverse, simple and neat, with high compatibility and effective cost reduction;
[0014] 3. The plastic parts have a simple structure and reliable installation. The 4Y interfaces can be divided into 4 identical plastic parts for splicing, and the 2Y interfaces can be divided into 2 identical plastic parts for splicing, which has high applicability;
[0015] 4. When the number of interfaces is doubled, the wiring harness process can remain consistent, and the wiring windows are on the same side, which facilitates the production of wiring harnesses in car factories and the subsequent routing process and vehicle installation and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the structure of the utility model;
[0017] Figure 2 This is a schematic diagram of the structure of the plastic part in the utility model;
[0018] Figure 3 It is a schematic diagram of the second structure of the copper busbar in the utility model.
[0019] In the figure: 1. Copper busbar 1; 2. Plastic parts; 3. Copper busbar 2; 4. High-voltage wire harness 1; 5. High-voltage wire harness 2; 6. Box; 7. Through-hole terminal. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0021] See also Figure 1-3A novel high-voltage power distribution device for an electric drive controller includes a box body 6 (only a part of the box body 6 is shown in the attached figure), a plastic part 2 is provided on the box body 6, the plastic part 2 is a Z-shaped structure, the box body 6 is a concave structure, a copper busbar 1 and a copper busbar 2 3 are connected to the plastic part 2, two rows of screw holes are provided on the plastic part 2 and are used to respectively connect one end of a high-voltage wire harness 1 4 and one end of a high-voltage wire harness 2 5, two rows of threaded holes are provided on the box body 6 and are used to respectively connect one end of the high-voltage wire harness 1 4 away from the plastic part 2 and one end of the high-voltage wire harness 2 5 away from the plastic part 2, the two rows of screw holes on the plastic part 2 (not numbered in the attached figure) are screw hole 1 and screw hole 2, the two rows of threaded holes on the box body 6 (not numbered in the attached figure) are threaded hole 1 and threaded hole 2, the copper busbar 1 is connected to one end of the high-voltage wire harness 1 4, and the copper busbar 2 3 is connected to one end of the high-voltage wire harness 2 5.
[0022] A through-hole terminal 7 is provided on the box body 6, and the through-hole terminal 7 is used for fixing the high-voltage wire harness and insulation protection (IP67). The through-hole terminal 7 is fixed to the box body 6 by screws, and the high-voltage wire harness passes through the through-hole terminal 7. The screws pass through the cold-pressed terminal of the high-voltage wire harness, and then pass through the copper busbar 1 and the copper busbar 2 3, and are fixed on the plastic part 2. The plastic part 2 is fixed on the box body 6.
[0023] The two ends of the high-voltage wire harness 4 are OT terminals and TPA through-hole terminals respectively. The OT terminal of the high-voltage wire harness 4 is overlapped with the copper bus 1 and fixed at a threaded hole of the plastic part 2. The TPA through-hole terminal of the high-voltage wire harness 4 is fixed on the threaded hole 1 of the box body 6. The structure of the high-voltage wire harness 25 is the same as that of the high-voltage wire harness 14. The OT terminal of the high-voltage wire harness 25 is overlapped with the copper bus 23 and fixed at the threaded hole 2 of the plastic part 2. The TPA through-hole terminal of the high-voltage wire harness 4 is fixed on the threaded hole 2 of the box body 6.
[0024] Increased to 2X interfaces, compact structure, easy plug and unplug, double-row interface layout, can meet more configuration needs, and can reduce the box size by more than 20%;
[0025] The layout of input and output copper bars is diverse, simple and neat, highly compatible, and the cost can be effectively reduced;
[0026] The plastic part 2 has a simple structure and reliable installation. The 4Y interfaces can be divided into 4 identical plastic parts for splicing, and the 2Y interfaces can be divided into 2 identical plastic parts for splicing, which has high applicability;
[0027] With the number of interfaces doubled, the wiring harness process can remain consistent, and the wiring windows are on the same side, which facilitates the production of wiring harnesses in the car factory and the subsequent routing process and vehicle installation and maintenance.
[0028] Working principle: The utility model increases to 2X interfaces, with compact structure, convenient plugging and unloading, and double-row interface layout, which can meet the needs of more configurations and can reduce the box size by more than 20%; the layout of the input and output copper bars is diverse, simple and neat, with high compatibility, and the cost can be effectively reduced; the plastic part 2 has a simple structure and reliable installation, 4Y interfaces can be divided into 4 identical plastic parts for splicing, and 2Y interfaces can be divided into 2 identical plastic parts for splicing, with high applicability; when the interfaces are doubled, the wiring harness process can remain consistent, and the wiring windows are on the same side, which is convenient for the production of the wiring harness in the car factory and the subsequent routing process and vehicle installation and maintenance.
[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A novel high-voltage power distribution device for an electric drive controller, comprising a box (6), characterized in that: The box body (6) is provided with a plastic part (2), and a copper bar one (1) and a copper bar two (3) are connected to the plastic part (2). The plastic part (2) is provided with two rows of screw holes for respectively connecting one end of the high-voltage wire harness one (4) and one end of the high-voltage wire harness two (5). The box body (6) is provided with two rows of screw holes for respectively connecting one end of the high-voltage wire harness one (4) away from the plastic part (2) and one end of the high-voltage wire harness two (5) away from the plastic part (2). The copper bar one (1) is connected to one end of the high-voltage wire harness one (4), and the copper bar two (3) is connected to one end of the high-voltage wire harness two (5).
2. The new type of electric drive controller high voltage distribution device according to claim 1 is characterized in that: The two rows of screw holes on the plastic part (2) are screw hole one and screw hole two, respectively; the two rows of threaded holes on the box body (6) are threaded hole one and threaded hole two, respectively.
3. The new type of electric drive controller high voltage distribution device according to claim 1 is characterized in that: The two ends of the high-voltage wiring harness 1 (4) are respectively an OT terminal and a TPA via terminal.
4. The new type of high voltage power distribution device for electric drive controller according to claim 3 is characterized in that: The OT terminal of the high-voltage wiring harness (4) is connected to the copper bus (1) and fixed to a threaded hole of the plastic part (2); the TPA through-hole terminal of the high-voltage wiring harness (4) is fixed to a threaded hole of the box (6).
5. The new type of electric drive controller high voltage distribution device according to claim 1 is characterized in that: The structure of the high-voltage wire harness 2 (5) is the same as that of the high-voltage wire harness 1 (4). The OT terminal of the high-voltage wire harness 2 (5) is connected to the copper bus 2 (3) and fixed at the second threaded hole of the plastic part (2). The TPA through-hole terminal of the high-voltage wire harness 1 (4) is fixed on the second threaded hole of the box body (6).
6. The new type of electric drive controller high voltage distribution device according to claim 1 is characterized in that: The plastic part (2) is of a Z-shaped structure, and the box body (6) is of a concave-shaped structure.