CN214672073U - Magnetic ring fixing structure - Google Patents
Magnetic ring fixing structure Download PDFInfo
- Publication number
- CN214672073U CN214672073U CN202121070071.0U CN202121070071U CN214672073U CN 214672073 U CN214672073 U CN 214672073U CN 202121070071 U CN202121070071 U CN 202121070071U CN 214672073 U CN214672073 U CN 214672073U
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- magnetic ring
- pressing plate
- fixing structure
- ring fixing
- copper bar
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Abstract
The utility model discloses a magnetic ring fixed knot constructs belongs to the fixed technical field of magnetic ring, including high-pressure connection terminal, magnetic ring and clamp plate, be provided with on the high-pressure connection terminal with the installation cavity of magnetic ring structure looks adaptation, the clamp plate compresses tightly the magnetic ring in the installation cavity, can dismantle through the fastener between clamp plate and the high-pressure connection terminal to be connected, solved among the prior art magnetic ring through the pouring sealant fix the high-pressure connection terminal lead to the installation of magnetic ring, change difficulty and with high costs technical problem, the utility model discloses a magnetic ring fixed knot constructs, the installation of magnetic ring is changed conveniently with the dismantlement, simple structure, and product light in weight, the cost is lower.
Description
Technical Field
The utility model belongs to the technical field of the magnetic ring is fixed, concretely relates to magnetic ring fixed knot constructs.
Background
The electromagnetic compatibility of the motor controller is particularly important, the magnetic ring is a common anti-interference element in an electronic circuit, and the magnetic ring is commonly used in product design to improve the electromagnetic compatibility of the motor controller. At present, the fixing mode of the magnetic ring is commonly used in a pouring sealant mode. However, the use of the potting adhesive for the magnetic ring has the following disadvantages:
1. the pouring sealant needs special equipment and has a complex process, the pouring sealant needs a certain time for solidification, the magnetic ring is difficult to replace, and the operation manufacturability is poor;
2. the pouring sealant increases the weight of the product, which is not beneficial to the light weight of the product;
3. the cost of potting adhesive and equipment is high.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a magnetic ring fixed knot constructs, simple structure, the magnetic ring installation with dismantle the change convenient, with low costs.
In order to solve the technical problem, the technical scheme of the utility model is that:
a magnetic ring fixing structure comprises a high-voltage wiring base, a magnetic ring and a pressing plate, wherein an installation cavity matched with the magnetic ring structure is formed in the high-voltage wiring base, the magnetic ring is pressed in the installation cavity through the pressing plate, and the pressing plate is detachably connected with the high-voltage wiring base through a fastening piece.
Furthermore, an elastic gasket is arranged between the pressing plate and the magnetic ring.
Furthermore, through holes are formed in the cavity bottoms of the pressing plate, the gasket, the magnetic ring and the installation cavity, and a copper bar sequentially penetrates through the through holes in the cavity bottoms of the pressing plate, the gasket, the magnetic ring and the installation cavity.
Further, the copper bar comprises an anode copper bar and a cathode copper bar, and a current sensor is arranged on the anode copper bar.
Furthermore, the fastening piece is a fastening screw, and the fastening screw penetrates through a through hole in the end part of the pressing plate and is in threaded connection with a threaded hole in the side surface of the high-voltage wire holder.
Further, the end part of the gasket is provided with a through hole for the fastening screw to pass through.
Further, the high-voltage wire holder and the pressing plate are both made of insulating materials.
Further, the gasket is made of a silicon rubber material.
Furthermore, a plurality of installation cavities are arranged on the high-voltage wire holder, and the magnetic ring and the pressing plate are correspondingly arranged in each installation cavity.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
because the utility model discloses a magnetic ring fixed knot constructs including high-pressure connection terminal, magnetic ring and clamp plate, be provided with on the high-pressure connection terminal with the installation cavity of magnetic ring structure looks adaptation, the clamp plate compresses tightly the magnetic ring in the installation cavity, can dismantle through the fastener between clamp plate and the high-pressure connection terminal to be connected, has solved among the prior art that the magnetic ring leads to the installation of magnetic ring, change difficulty and with high costs through the pouring sealant fixed to high-pressure connection terminal, the utility model discloses a magnetic ring fixed knot constructs, the installation of magnetic ring is changed conveniently with dismantling, simple structure, and product light in weight is with low costs.
Drawings
Fig. 1 is an exploded schematic view of the magnetic ring fixing structure of the present invention;
fig. 2 is a schematic perspective view of the magnetic ring fixing structure of the present invention;
fig. 3 is a top view of the magnetic ring fixing structure of the present invention;
in the figure, 1-a high-voltage wire holder, 2-a mounting cavity, 3-a magnetic ring, 4-a gasket, 5-a pressing plate, 6-a negative copper bar, 7-a positive copper bar, 8-a current sensor, 9-a through hole, 10-a fastening screw, 11-a through hole and 12-a threaded hole.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
All directions referred to in the present specification are based on the drawings, and represent relative positional relationships only, and do not represent absolute positional relationships.
As shown in fig. 1, a magnetic ring fixing structure comprises a high-voltage wire holder 1, a magnetic ring 3 and a pressing plate 5, wherein the high-voltage wire holder 1 is provided with a mounting cavity 2 matched with the structure of the magnetic ring 3, the pressing plate 5 presses the magnetic ring 3 in the mounting cavity 2, and the pressing plate 5 is detachably connected with the high-voltage wire holder 1 through a fastening piece. The high-voltage wire holder 1 is used for fixing the magnetic ring 3 in the motor controller so as to improve the electromagnetic compatibility of the motor controller. The high-voltage wire holder 1 can be provided with a plurality of installation cavities 2, each installation cavity 2 is correspondingly provided with a magnetic ring 3 and a pressing plate 5, and the illustration only shows a fixed structure of one magnetic ring 3. Wherein, the high-voltage wire holder 1 and the pressure plate 5 are both made of insulating materials.
As shown in fig. 1, an elastic gasket 4 is arranged between the pressing plate 5 and the magnetic ring 3, the gasket 4 is made of a silicon rubber material, so that a buffering effect is achieved, the fastening force of the fastening piece is prevented from being too large, and the pressing plate 5 crushes the magnetic ring 3.
As shown in fig. 1, 2 and 3, through holes 9 are formed in the cavity bottoms of the pressure plate 5, the gasket 4, the magnetic ring 3 and the installation cavity 2, and the copper bar sequentially penetrates through the through holes 9 in the cavity bottoms of the pressure plate 5, the gasket 4, the magnetic ring 3 and the installation cavity 2. The copper bar comprises an anode copper bar 7 and a cathode copper bar 6, and a current sensor 8 is arranged on the anode copper bar 7 and used for detecting current on the anode copper bar 7. The through holes 9 on the pressing plate 5, the gasket 4 and the magnetic ring 3 are all long holes, and the through holes 9 at the bottom of the cavity of the installation cavity 2 are two long holes matched with the end structures of the positive copper bar 7 and the negative copper bar 6 respectively.
As shown in fig. 1, the fastening member is a fastening screw 10, and the fastening screw 10 is threaded with a threaded hole 12 on the side of the high-voltage wire holder 1 through a through hole 11 at the end of the pressure plate 5. The end of the spacer 4 is provided with a through hole 11 for passing a fastening screw 10. In this embodiment, two fastening screws 10 are provided, and two through holes 11 on the pressing plate 5 and the gasket 4 are respectively provided correspondingly and are respectively located at two ends of the through hole 9 in the extending direction. The fastener can also be a snap structure or other structures which can realize the fixation of the pressure plate 5 and the high-voltage wire holder 1.
The utility model discloses a magnetic ring fixed knot constructs compresses tightly the magnetic ring through the clamp plate and installs the intracavity on high-pressure connection terminal, can dismantle through the fastener between clamp plate and the high-pressure connection terminal to be connected, this simple structure, and the installation of magnetic ring is changed conveniently with dismantling, and product light in weight is with low costs.
Although specific embodiments of the present invention have been described above, it should be understood by those skilled in the art that the described embodiments are only some of the embodiments of the present invention, rather than all embodiments, which are given by way of illustration only, and the scope of the present invention is defined by the appended claims. Without any inventive step, those skilled in the art can make various changes or modifications to the embodiments without departing from the spirit and scope of the present invention.
Claims (9)
1. A magnetic ring fixing structure is characterized by comprising a high-voltage wiring base, a magnetic ring and a pressing plate, wherein an installation cavity matched with the magnetic ring structure is formed in the high-voltage wiring base, the magnetic ring is pressed in the installation cavity through the pressing plate, and the pressing plate is detachably connected with the high-voltage wiring base through a fastening piece.
2. The magnetic ring fixing structure as claimed in claim 1, wherein an elastic gasket is disposed between the pressing plate and the magnetic ring.
3. The magnetic ring fixing structure as claimed in claim 2, wherein the pressing plate, the gasket, the magnetic ring and the bottom of the installation cavity are all provided with through holes, and a copper bar sequentially passes through the through holes of the pressing plate, the gasket, the magnetic ring and the bottom of the installation cavity.
4. The magnet ring fixing structure as claimed in claim 3, wherein the copper bar comprises a positive copper bar and a negative copper bar, and the positive copper bar is provided with a current sensor.
5. The magnet ring fixing structure as claimed in claim 2, wherein the fastening member is a fastening screw, and the fastening screw passes through a through hole at the end of the pressing plate to be in threaded connection with a threaded hole at the side of the high voltage wire holder.
6. The magnet ring fixing structure as claimed in claim 5, wherein the end of the spacer is provided with a through hole for the fastening screw to pass through.
7. The magnet ring fixing structure as claimed in claim 1, wherein the high voltage wire holder and the pressing plate are made of an insulating material.
8. The magnet ring fixing structure as claimed in claim 2, wherein the spacer is made of a silicon rubber material.
9. A magnetic ring fixing structure as claimed in any one of claims 1 to 8, wherein a plurality of said mounting cavities are provided on said high voltage connection base, and each said mounting cavity is provided with said magnetic ring and said pressing plate correspondingly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121070071.0U CN214672073U (en) | 2021-05-18 | 2021-05-18 | Magnetic ring fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121070071.0U CN214672073U (en) | 2021-05-18 | 2021-05-18 | Magnetic ring fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214672073U true CN214672073U (en) | 2021-11-09 |
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ID=78495385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121070071.0U Active CN214672073U (en) | 2021-05-18 | 2021-05-18 | Magnetic ring fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214672073U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022105371B3 (en) | 2022-03-08 | 2023-06-29 | Schaeffler Technologies AG & Co. KG | Electrically operable final drive train |
-
2021
- 2021-05-18 CN CN202121070071.0U patent/CN214672073U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022105371B3 (en) | 2022-03-08 | 2023-06-29 | Schaeffler Technologies AG & Co. KG | Electrically operable final drive train |
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