CN215345513U - Coupling rectifying device for motor controller - Google Patents
Coupling rectifying device for motor controller Download PDFInfo
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- CN215345513U CN215345513U CN202120861189.9U CN202120861189U CN215345513U CN 215345513 U CN215345513 U CN 215345513U CN 202120861189 U CN202120861189 U CN 202120861189U CN 215345513 U CN215345513 U CN 215345513U
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Abstract
The utility model relates to a coupling rectifying device for a motor controller, which comprises a coupling bracket, a wiring copper bar, a rectifying core, a rectifying ring, a first rectifying block, a second rectifying block and a rectifying device, wherein the first rectifying block is connected with the second rectifying block; the coupling support comprises a core mounting groove and a rectifying frame distributed on one side of the core mounting groove, and the rectifying core is arranged in the core mounting groove; the wiring copper bar on the rectifying frame passes through first mounting groove, second mounting groove, third mounting groove and fourth mounting groove in proper order, and the winding wiring copper bar in first mounting groove is installed to the rectifier ring, and first rectifier block is installed and is encircleed the wiring copper bar in the second mounting groove, and the winding wiring copper bar in the fourth mounting groove is installed to the second rectifier block, and the rectifier device is installed and is connected the wiring copper bar in the third mounting groove. Compared with the prior art, the utility model can realize the multilayer purification of the current entering the motor controller from the battery end of the whole vehicle, has excellent anti-interference performance and can match the noise performance test requirements of six channels of the whole vehicle.
Description
Technical Field
The utility model relates to the field of electric automobile controllers, in particular to a coupling rectifying device for a motor controller.
Background
In recent years, the performance requirements of the offshore and overseas markets on new energy electric automobiles are continuously improved, and the driving experience is also more and more emphasized. Under the background, new energy electric vehicles are rapidly developing towards the directions of high power, high density, high integration, multiple functions and intellectualization, and meanwhile, high-voltage devices on the vehicles have higher and higher power, low-voltage electronic equipment and sensors are more and more, and the electromagnetic environment of the whole vehicle is more and more complex. The controller is one of three electricity of new energy automobile, and its inside power module has produced transient current and voltage at the switching process of high frequency, has injected certain noise pollution to whole car direct current high voltage system, and the current of high frequency change also can cause the influence to other electronic equipment such as vehicle sensor simultaneously, and these influences not only influence should be able to, have also reduced security and reliability in the vehicle operation process. The traditional motor controller generally adopts a rectification scheme within two paths to meet the requirement of the early-stage new energy automobile on-load noise test, but the design scheme is very effective in the high-performance and high-integration vehicles at present and in the future, and the requirement of the whole automobile on the higher-level noise test is difficult to meet. Therefore, a coupling rectifying device with better effect needs to be designed urgently to meet the higher-level performance requirement of the whole vehicle.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a coupling rectifying device for a motor controller, which overcomes the above-mentioned drawbacks of the prior art.
The purpose of the utility model can be realized by the following technical scheme:
a coupling rectifying device for a motor controller comprises a coupling bracket, a wiring copper bar, a rectifying core, a rectifying ring, a first rectifying block, a second rectifying block and a rectifying device;
the coupling support comprises a core mounting groove and a rectifying frame distributed on one side of the core mounting groove, the rectifying core is arranged in the core mounting groove, one side, facing the rectifying frame, of the rectifying core is provided with a switching copper bar, and the opposite side is provided with an output copper bar;
including first mounting groove, second mounting groove, third mounting groove and the fourth mounting groove that sets gradually on the rectifier frame, the wiring copper bar passes first mounting groove, second mounting groove, third mounting groove and fourth mounting groove in proper order, the wire-wound copper bar in first mounting groove is installed to the rectifier ring, the wire-wound copper bar in the second mounting groove is installed to first rectifier block, the wire-wound copper bar in the fourth mounting groove is installed to second rectifier block, rectifier device installs the connection wiring copper bar in the third mounting groove, the one end of wiring copper bar passes first mounting groove as the wiring end, and the other end passes fourth mounting groove connection switching copper bar.
Further, the core mounting groove be open-ended box structure in top, output copper bar and switching copper bar are "nearly" type sheetmetal, and its recess gomphosis is on the lateral wall of core mounting groove.
Further, the rectification core comprises a plurality of non-polar cores, and the plurality of non-polar cores are fixed in the core mounting grooves through epoxy potting.
Further, the section of the non-polar core is elliptical, and the number of the non-polar cores is at least three.
Furthermore, the first rectifying block comprises a first upper rectifying unit and a first lower rectifying unit, the first upper rectifying unit is in a shape of a mountain, the second mounting groove is divided into three cavities by the wiring copper bar, the first lower rectifying unit is positioned at the bottom of the second mounting groove and below the wiring copper bar, and three protrusions of the first upper rectifying unit are inserted into the three cavities and then tightly attached to the first lower rectifying unit at the bottom.
Furthermore, the second rectifying block comprises a second upper rectifying unit and a second lower rectifying unit, the second upper rectifying unit is in a shape of a mountain, the fourth mounting groove is divided into three cavities by the wiring copper bar, the second lower rectifying unit is positioned at the bottom of the fourth mounting groove and below the wiring copper bar, and three protrusions of the second upper rectifying unit are inserted into the three cavities and then tightly attached to the second lower rectifying unit at the bottom.
Furthermore, the bottom of the side wall of the second mounting groove and the bottom of the side wall of the fourth mounting groove are provided with side drawing openings, and the first lower rectifying unit and the second lower rectifying unit are mounted in the second mounting groove and the fourth mounting groove through the side drawing openings.
Furthermore, the third mounting groove is divided into a plurality of mounting cavities by the wiring copper bar and the rib plate, the wiring copper bar is provided with upward convex calipers, and the rectifier devices are correspondingly arranged in the mounting cavities and are connected with the calipers on the wiring copper bar.
Furthermore, the rectifying ring is a magnetic ring formed by winding a nano metal film material.
Further, the first rectifying block and the second rectifying block are both manganese-zinc and nickel-zinc composite modules.
Compared with the prior art, the utility model has the following beneficial effects:
1. the rectifying core, the rectifying ring, the first rectifying block, the second rectifying block and the rectifier are highly integrated, the rectifying core is a key link for stabilizing voltage and current, and the plurality of rectifying devices are highly integrated on one side of the rectifying core.
2. The coupling rectifying device adopts a left-right integrated structure, one half of the coupling support is a core mounting groove, the rectifying cores are mounted in the core mounting groove, two sides of the core mounting groove are connected with a 'n' -shaped metal sheet to be used as a connecting copper bar, the other half of the coupling support is longitudinally divided into a plurality of mounting grooves, and each rectifying block and each rectifying device are directly arranged in the mounting grooves to complete the connection or the surrounding of the rectifying block and the connecting copper bar, so that the occupied space of the device is remarkably reduced, the structure is compact, and the assembly is convenient; meanwhile, the utility model is convenient for users to reasonably configure the differential mode device, the common mode device and the anti-interference module according to different electromagnetic environments of different vehicles, and has better adaptability and expansibility.
3. The rectifying block adopts the lower rectifying unit to be matched with the upper rectifying unit in the mountain-shaped structure, so that the butt joint copper bars are respectively and independently wound, and the noise filtering effect is improved.
4. The lower bottom surface of the capacitive coupling support is of a planar structure and can be tightly attached to the radiating surface of the bottom plate of the motor controller, so that heat generated by the coupling rectifying device in the filtering process can be effectively led out, and the capacitive coupling support has good radiating performance and can enable the performance of the whole device to be more efficient and stable in operation.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of a coupling bracket.
Fig. 3 is a schematic structural view of the rectifying core.
Fig. 4 is a schematic structural diagram of the wiring copper bar.
Fig. 5 is a schematic structural diagram of a rectification block.
Reference numerals: 1. coupling support, 11, the rectifying frame, 111, first mounting groove, 112, the second mounting groove, 113, the third mounting groove, 114, the fourth mounting groove, 12, the core mounting groove, 13, the side mouth of taking out, 2, the copper bar of working a telephone switchboard, 21, calliper, 3, the rectification core, 31, the core that does not have polarity, 4, the rectifier ring, 5, first rectification piece, 51, first last rectification unit, 52, first rectification unit down, 6, the second rectification piece, 61, second last rectification unit, 62, second rectification unit down, 7, the rectifier device, 8, switching copper bar, 9, the output copper bar.
Detailed Description
The utility model is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
As shown in fig. 1 and fig. 2, the present embodiment provides a coupling rectifying device for a motor controller, which includes a coupling bracket 1, a wiring copper bar 2, a rectifying core 3, a rectifying ring 4, a first rectifying block 5, a second rectifying block 6, and a rectifying device 7.
The coupling support 1 is of a left-right structure, a core mounting groove 12 is formed in the coupling support 1 on the left side, and a rectifying frame 11 is arranged on the right side. The rectifying core 3 is arranged in the core mounting groove 12, one side of the rectifying core 3 facing the rectifying frame 11 is provided with a switching copper bar 8, and the opposite side is provided with an output copper bar 9, as shown in fig. 3. The specific development is as follows: the rectifying core 3 includes a plurality of non-polar cores 31 having an elliptical cross-section, and the plurality of non-polar cores 31 are fixed in the core mounting groove 12 by epoxy potting. The number of non-polar cores 31 is generally at least three, and preferably five in this embodiment. The core mounting groove 12 is a box structure with an opening at the top end, the output copper bar 9 and the switching copper bar 8 are both 'n' -shaped metal sheets, and the grooves of the metal sheets are embedded on the side wall of the core mounting groove 12.
The rectifying frame 11 includes a first mounting groove 111, a second mounting groove 112, a third mounting groove 113 and a fourth mounting groove 114 which are sequentially arranged. The wiring copper bar 2 is two conductive plates arranged side by side as shown in fig. 4, and sequentially passes through the first mounting groove 111, the second mounting groove 112, the third mounting groove 113 and the fourth mounting groove 114. One end of the wiring copper bar 2 passes through the first mounting groove 111 to serve as a wiring end, and the other end passes through the fourth mounting groove 114 to be connected with the switching copper bar 8. The rectifier ring 4 is arranged in the first mounting groove 111 and surrounds the wiring copper bar 2; the first rectifying block 5 is arranged in the second mounting groove 112 and surrounds the wiring copper bar 2; the second rectifying block 6 is arranged in the fourth mounting groove 114 and surrounds the wiring copper bar 2; the rectifying device 7 is arranged in the third mounting groove 113 and is connected with the connecting copper bar 2.
As shown in fig. 2 and 5, the first rectifying block 5 includes a first upper rectifying unit 51 and a first lower rectifying unit 52. A side drawing opening 13 is arranged at the bottom of the side wall of the second mounting groove 112, and the first lower rectifying unit 52 is mounted at the bottom of the second mounting groove 112 through the side drawing opening 13 and is positioned below the wiring copper bar 2. The first upper rectifying unit 51 is in a shape of a "mountain", and the second mounting groove 112 is divided into three cavities by the wiring copper bar 2. The three protrusions of the first upper rectifying unit 51 are inserted into the three cavities and then closely attached to the bottom first lower rectifying unit 52 to form a transverse "herringbone" shape. Therefore, the first rectifying block 5 respectively surrounds the conductive plates in the second mounting groove 112, and the filtering and denoising effects are achieved. Likewise, the second rectification block 6 includes a second upper rectification unit 61 and a second lower rectification unit 62. The bottom of the side wall of the fourth mounting groove 114 is provided with a side extraction opening 13, and the second lower rectification unit 62 is mounted to the bottom of the fourth mounting groove 114 through the side extraction opening 13 and is positioned below the wiring copper bar 2. The first upper rectifying unit 51 is in a shape of a "mountain", and the fourth mounting groove 114 is divided into three cavities by the wiring copper bar 2. Three convex parts of the second upper rectifying unit 61 are inserted into the three cavities and then tightly attached to the second lower rectifying unit 62 at the bottom to form a transverse 'herringbone' shape. Therefore, the second rectifying block 6 respectively surrounds the conductive plates in the fourth mounting groove 114, and also plays a role in filtering and denoising.
The third mounting groove 113 is divided into a plurality of mounting cavities by the wiring copper bar 2 and the rib plate. And a caliper 21 protruding upwards is arranged on the wiring copper bar 2, as shown in fig. 4. After being correspondingly arranged in each mounting cavity, each rectifier device 7 can be directly connected with the calipers 21 on the wiring copper bar 2, thereby completing the assembly.
In the embodiment, the rectifying ring 4 is a magnetic ring formed by winding a nano metal film material and can be used for inhibiting high-frequency noise in a circuit; the first rectifying block 5 is formed by firing Ni-Zn mixed metal powder and is used for inhibiting intermediate frequency noise in a circuit; the second rectifying block 6 is formed by firing Mn-Zn mixed metal powder and can be used for suppressing low-frequency noise in a circuit.
The specific assembly process of this embodiment is as follows:
firstly, filling a rectifying core 3 in a left rectangular sinking box structure of a coupling bracket 1, and filling the rectifying core into a left area of the coupling bracket 1 from an encapsulating surface; the switching copper bar 8 of the rectifier core 3 is electrically connected with the switching end part of the wiring copper bar 2 through a bolt.
Next, the first rectifying block 5, the rectifying device 7 and the second rectifying block 6 are respectively installed into the second installation groove 112, the third installation groove 113 and the fourth installation groove 114 on the right side of the coupling bracket 1. The terminals of the respective rectifying devices 7 are connected in series between the two conductor plates of the wiring copper bar 2 through the calipers 21. The first lower rectification unit 52 and the second lower rectification unit 62 are inserted into the side drawing holes below the corresponding mounting grooves, respectively, and then the first upper rectification unit 51 is inserted into the second mounting groove 112 and the second upper rectification unit 61 is inserted into the third mounting groove 113.
The installation process of the coupling rectifying device for the novel motor controller is completed. And subsequently, the input end of the wiring copper bar 2 is connected with a finished automobile power supply high system, and the output copper bar 9 is connected with a power module, so that the excellent purification performance of the utility model can be realized.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. A coupling rectifying device for a motor controller is characterized by comprising a coupling bracket (1), a wiring copper bar (2), a rectifying core (3), a rectifying ring (4), a first rectifying block (5), a second rectifying block (6) and a rectifying device (7);
the coupling support (1) comprises a core mounting groove (12) and a rectifying frame (11) distributed on one side of the core mounting groove (12), the rectifying core (3) is arranged in the core mounting groove (12), one side, facing the rectifying frame (11), of the rectifying core (3) is provided with a switching copper bar (8), and the opposite side is provided with an output copper bar (9);
the rectifying frame (11) comprises a first mounting groove (111), a second mounting groove (112), a third mounting groove (113) and a fourth mounting groove (114) which are arranged in sequence, the wiring copper bar (2) sequentially passes through the first mounting groove (111), the second mounting groove (112), the third mounting groove (113) and the fourth mounting groove (114), the rectifier ring (4) is arranged in the first mounting groove (111) and surrounds the wiring copper bar (2), the first rectifying block (5) is arranged in the second mounting groove (112) and surrounds the wiring copper bar (2), the second rectifying block (6) is arranged in a fourth mounting groove (114) and surrounds the wiring copper bar (2), the rectifying device (7) is arranged in the third mounting groove (113) and is connected with the wiring copper bar (2), one end of the wiring copper bar (2) penetrates through the first mounting groove (111) to serve as a wiring end, and the other end of the wiring copper bar penetrates through the fourth mounting groove (114) to be connected with the switching copper bar (8).
2. The coupling rectifying device for the motor controller according to claim 1, wherein the core mounting groove (12) is a box structure with an open top end, the output copper bar (9) and the switching copper bar (8) are both a 'n' -shaped metal sheet, and the grooves of the output copper bar and the switching copper bar are embedded on the side wall of the core mounting groove (12).
3. The coupling rectifying device for the motor controller according to claim 1, wherein the rectifying core (3) comprises a plurality of non-polar cores (31), and the plurality of non-polar cores (31) are fixed in the core mounting groove (12) by epoxy potting.
4. A coupling rectifying device for a motor controller according to claim 3, characterized in that said non-polar core (31) has an elliptical cross section, and the number is at least three.
5. The coupling rectifying device for the motor controller according to claim 1, wherein the first rectifying block (5) comprises a first upper rectifying unit (51) and a first lower rectifying unit (52), the first upper rectifying unit (51) is in a shape of a Chinese character 'shan', the wiring copper bar (2) divides the second mounting groove (112) into three cavities, the first lower rectifying unit (52) is positioned at the bottom of the second mounting groove (112) and under the wiring copper bar (2), and three protrusions of the first upper rectifying unit (51) are inserted into the three cavities and then tightly attached to the first lower rectifying unit (52) at the bottom.
6. The coupling rectifying device for the motor controller according to claim 5, wherein the second rectifying block (6) comprises a second upper rectifying unit (61) and a second lower rectifying unit (62), the second upper rectifying unit (61) is in a shape of a Chinese character 'shan', the wiring copper bar (2) divides the fourth mounting groove (114) into three cavities, the second lower rectifying unit (62) is positioned at the bottom of the fourth mounting groove (114) and under the wiring copper bar (2), and three protrusions of the second upper rectifying unit (61) are inserted into the three cavities and then tightly attached to the second lower rectifying unit (62) at the bottom.
7. The coupling rectifying device for the motor controller according to claim 6, wherein side drawing openings (13) are formed at bottom portions of side walls of the second mounting groove (112) and the fourth mounting groove (114), and the first lower rectifying unit (52) and the second lower rectifying unit (62) are mounted in the second mounting groove (112) and the fourth mounting groove (114) through the side drawing openings (13).
8. The coupling rectifying device for the motor controller as claimed in claim 1, wherein the third mounting groove (113) is divided into a plurality of mounting cavities by the wiring copper bar (2) and the rib plate, the wiring copper bar (2) is provided with a pair of calipers (21) protruding upwards, and the rectifying devices (7) are correspondingly mounted in the mounting cavities and connected with the calipers (21) on the wiring copper bar (2).
9. The coupling rectifying device for the motor controller as claimed in claim 1, wherein the rectifying ring (4) is a magnetic ring formed by winding a nano metal film material.
10. The coupled rectifying device for the motor controller according to claim 1, wherein the first rectifying block (5) and the second rectifying block (6) are manganese zinc and nickel zinc composite modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120861189.9U CN215345513U (en) | 2021-04-25 | 2021-04-25 | Coupling rectifying device for motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120861189.9U CN215345513U (en) | 2021-04-25 | 2021-04-25 | Coupling rectifying device for motor controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215345513U true CN215345513U (en) | 2021-12-28 |
Family
ID=79595897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120861189.9U Active CN215345513U (en) | 2021-04-25 | 2021-04-25 | Coupling rectifying device for motor controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215345513U (en) |
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2021
- 2021-04-25 CN CN202120861189.9U patent/CN215345513U/en active Active
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