CN217216290U - Take pencil structure of magnetic ring - Google Patents
Take pencil structure of magnetic ring Download PDFInfo
- Publication number
- CN217216290U CN217216290U CN202220154990.4U CN202220154990U CN217216290U CN 217216290 U CN217216290 U CN 217216290U CN 202220154990 U CN202220154990 U CN 202220154990U CN 217216290 U CN217216290 U CN 217216290U
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- wire harness
- magnetic ring
- fixing
- magnetic
- fixing piece
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Abstract
The utility model discloses a wire harness structure with a magnetic ring, which comprises a magnetic ring, a wire harness, a first fixing piece and a second fixing piece; the magnetic ring is sleeved on the wire harness, the first fixing piece is filled between the magnetic ring and the wire harness, and the second fixing piece is wrapped on the outer side of the magnetic ring. The utility model discloses a firm connection between magnetic ring and the pencil can be realized to the pencil structure to can also realize having simple structure, the high advantage of reliability to the protection of magnetic ring.
Description
Technical Field
The utility model belongs to the technical field of the controller, in particular to take pencil structure of magnetic ring.
Background
The magnetic ring is a common anti-interference element in an electronic circuit and has a good inhibition effect on high-frequency noise. A magnetic ring is usually required to be arranged in the motor controller to shield various disordered high-frequency signals in the surrounding environment, but a certain difficulty is brought to the installation and fixation of the magnetic ring and a wire harness due to the narrow installation space of the wire harness in the motor controller.
The existing wire harness and the magnetic ring are fixedly connected by adopting a heat-shrinkable sleeve or an adhesive tape, the fixing modes are simple, but the reliability of the magnetic ring with larger mass is poor, and after the wire harness and the magnetic ring are used for a long time, the connection between the wire harness and the magnetic ring can be loosened, so that the normal use of the wire harness and the magnetic ring is influenced, and the loosening condition is easy to occur particularly in a vibration environment; in addition, the magnetic ring is fixed in the mode, so that the magnetic ring is easy to damage when the wire harness is assembled for use, and the action effect of the magnetic ring is poor.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model discloses a take pencil structure of magnetic ring to overcome above-mentioned problem or solve above-mentioned problem at least partially.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a wire harness structure with a magnetic ring, which comprises a magnetic ring, a wire harness, a first fixing piece and a second fixing piece;
the magnetic ring is sleeved on the wire harness, the first fixing piece is filled between the magnetic ring and the wire harness, and the second fixing piece wraps the outer side of the magnetic ring.
Further, the first fixing piece and the second fixing piece are of an integrated injection molding structure.
Furthermore, the first fixing piece and the second fixing piece are of split injection molding structures.
Further, the first fixing piece is made of soft materials, and the second fixing piece is made of hard materials.
Furthermore, a fixing portion extends from the second fixing member, and a fixing hole is formed in the fixing portion.
Furthermore, the wire harness is sleeved with a plurality of magnetic rings, and the plurality of magnetic rings are arranged at intervals.
Furthermore, a plurality of magnetic rings are sleeved on the wire harness at equal intervals.
Furthermore, the wiring harness at least one end of the magnetic ring is wrapped with a plastic part, and the plastic part is used for molding the wiring harness.
Furthermore, the thickness of the magnetic ring is 4 mm-8 mm.
Further, the magnetic ring is a ferrite magnetic ring.
The utility model has the advantages and the beneficial effects that:
the utility model discloses an among the pencil structure of taking the magnetic ring, through filling first mounting between magnetic ring and pencil, realize the fixed connection of magnetic ring and pencil, can prevent effectively that pencil structure from taking place the skew at long-term use in-process magnetic ring and pencil to through set up the second mounting in the magnetic ring outside, not only can make the magnetic ring avoid the damage in the assembly and the use of pencil structure, but also can realize the fixed connection once more of magnetic ring and pencil.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a wire harness structure with a magnetic ring according to an embodiment of the present invention;
fig. 2 is an axial cross-sectional view of a wire harness structure with a magnetic ring according to an embodiment of the present invention.
In the figure: 1. a magnetic ring; 2. a wire harness; 3. a second fixing member; 3-1, a fixing part; 4. a plastic part; 5. a connector; 6. a first fixing member.
Detailed Description
In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to perform clear and complete description of the technical solution of the present invention. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In an embodiment of the present invention, a wiring harness structure with a magnetic ring is provided, as shown in fig. 1 and fig. 2, the wiring harness structure with a magnetic ring includes a magnetic ring 1, a wiring harness 2, a first fixing member 6, and a second fixing member 3.
Specifically, the magnetic ring 1 is sleeved on the wire harness 2 and used for preventing various mixed and disorderly high-frequency signals in the surrounding environment from interfering with signals in the wire harness 2, and the first fixing piece 6 is filled between the magnetic ring 1 and the wire harness 2 to tightly connect the magnetic ring 1 and the wire harness 2, so that the magnetic ring 1 and the wire harness 2 are relatively fixed, and the position deviation of the magnetic ring 1 and the wire harness 2 can be effectively prevented in the long-term use process of the wire harness structure; when the wire harness 2 is a plurality of, the relative fixation of the plurality of wire harnesses 2 can be realized through the first fixing piece 6, and the loosening of the wire harnesses is prevented.
In addition, the second fixing piece 3 is wrapped on the outer side of the magnetic ring 1, on one hand, the second fixing piece 3 can protect the magnetic ring 1, and the magnetic ring 1 is prevented from being damaged in the process of assembling and using the wire harness structure; on the other hand, when the second fixing piece 3 wraps the magnetic ring 1, the second fixing pieces 3 at two ends of the magnetic ring 1 are connected with the wire harness 2, so that the second fixing pieces 3 are used for fixedly connecting the magnetic ring 1 with the wire harness 2 again, and the firmness of connection of the magnetic ring 1 and the wire harness 2 is improved.
Further, connectors 5 are connected to both ends of the wire harness 2, respectively, and the wire harness 2 is electrically connected to other circuit structures through the connectors 5.
In one embodiment, the first fixing part and the second fixing part are of an integrated injection molding structure, so that the first fixing part and the second fixing part are of an integral structure, the processing flow of the wire harness structure is simpler while the fixed connection between the magnetic ring and the wire harness is realized, and the fixation between the wire harness and the magnetic ring in different specifications and arrangement modes can be met. At this moment, the first fixing piece and the second fixing piece can be specifically formed by injection molding of Polyphenylene sulfide (PPS) materials, and the PPS materials have the advantages of high temperature resistance, corrosion resistance and good mechanical property, so that the first fixing piece and the second fixing piece are higher in reliability.
In another embodiment, the first fixing member and the second fixing member are made of a split injection molding structure, that is, the first fixing member and the second fixing member are separately injection molded. At this moment, first mounting and second mounting can use different materials to mould plastics, realize the independent assortment of different materials of moulding plastics, and then satisfy different demands. For example, soft materials are selected for the first fixing part, so that the wire harness can be prevented from being damaged by the first fixing part, and when relative vibration exists between the magnetic ring and the wire harness, the buffering can be carried out through the soft materials, and then the wire harness is protected. Moreover, the second fixing piece is made of hard materials, so that the magnetic ring can be better protected; in addition, because the second fixing pieces at the two ends of the magnetic ring can be connected with the wire harness, the hard material can also provide enough strength to realize the relative fixation of the magnetic ring and the wire harness. Of course, in other embodiments, the first fastening member may be a filling material, and may be formed by expansion, for example, the first fastening member may be a polyurethane foam sealant, and the second fastening member may be formed by injection molding.
In this embodiment, first mounting and second mounting adopt injection structure can realize the firm connection of magnetic ring and pencil to can satisfy the fixed of different specification pencil and different specification magnetic rings, it is simple to make the flow, the flow batch production of being convenient for.
In one embodiment, as shown in fig. 1, a fixing portion 3-1 extends from the second fixing member 3, and fixing holes are formed in the fixing portion 3-1, so that the second fixing member 3 can be fixedly connected with an external structure through the fixing holes and bolts or screws, and the wiring harness 2 can be fixed without arranging other structures. The fixing parts are preferably arranged on the outer annular surface of the magnetic ring, and the number of the fixing parts can be set according to the fixing requirement and can be set to be one or more. When the wire harness structure is used for a motor controller, the external structure may be a housing of the motor controller. Furthermore, the reinforcing ribs are arranged on the fixing parts, so that the strength of the fixing parts can be increased, and the firmness of connection of the second fixing part and the external structure is further ensured. Of course, in other embodiments, the fixing portion may also be a fastening structure, and the second fixing member is connected to the external structure through the fastening structure, so that the wire harness structure can be more conveniently disassembled and assembled.
In this embodiment, when the length of the wire harness is too long, the wire harness structure with the magnetic rings may include a plurality of magnetic rings, and the plurality of magnetic rings are respectively sleeved on the wire harness at intervals, so as to better prevent various disordered high-frequency signals in the surrounding environment from interfering with signals in the wire harness.
Furthermore, the plurality of magnetic rings are sleeved on the wire harness at equal intervals, so that the effect of shielding interference signals is better.
In one embodiment, as shown in fig. 1, the wire harness 2 at two ends of the magnetic ring 1 is wrapped with a plastic part 4, and the plastic part 4 is a layered structure and is wrapped around the outside of the wire harness 2 along the axial direction of the wire harness 2 for molding the wire harness 2. Wherein, the axial length of the shaping piece 4 is determined according to the length of the wiring harness 2 to be wrapped. The arrangement of the shaping 4 on the one hand protects the wire harness 2 from damage during assembly; on the other hand, the wire harness 2 can be bound to prevent it from being loosened, and the wire harness 2 can also be bent as desired by the binding action of the molding 4. Especially when the wiring harness 2 is short and needs to be bent, the tolerance problem of the wiring harness 2 during bending can be solved through the arrangement of the plastic part 4, and the size precision of the wiring harness 2 is further improved. In addition, the shaping piece can be integrally injection-molded with the second fixing piece, so that the shaping piece is easier to process, and the processing flow is simplified. Of course, in other embodiments, the plastic may be provided only on the wire harness at one end of the magnet ring.
In one embodiment, the thickness (i.e. the difference between the inner diameter and the outer diameter) of the magnetic ring is 4 mm-8 mm, and the magnetic ring in the thickness range has a smaller volume while meeting the shielding effect, so that the wiring harness structure with the magnetic ring is convenient to arrange and mount in use.
In addition, the ferrite magnetic ring is adopted as the magnetic ring, and the ferrite magnetic ring is not required to be used, so that the wiring harness structure is simpler and the use is convenient. Of course, the magnetic ring may be other kinds of magnetic rings, and is within the protection scope of the present invention.
In view of the above, it is only the specific embodiments of the present invention that other modifications and variations can be made by those skilled in the art based on the above-described embodiments in light of the above teachings. It should be understood by those skilled in the art that the foregoing detailed description is for the purpose of better explaining the present invention, and the scope of the present invention should be determined by the scope of the claims.
Claims (10)
1. The wire harness structure with the magnetic ring is characterized by comprising the magnetic ring, a wire harness, a first fixing piece and a second fixing piece;
the magnetic ring is sleeved on the wire harness, the first fixing piece is filled between the magnetic ring and the wire harness, and the second fixing piece wraps the outer side of the magnetic ring.
2. The wire harness structure with the magnetic ring as claimed in claim 1, wherein the first fixing member and the second fixing member are of an integral injection molding structure.
3. The wire harness structure with the magnetic ring as claimed in claim 1, wherein the first fixing member and the second fixing member are of a split injection molding structure.
4. The wire harness structure with the magnetic ring as claimed in claim 3, wherein the first fixing member is made of soft material, and the second fixing member is made of hard material.
5. The wire harness structure with the magnetic ring as claimed in claim 1, wherein a fixing portion extends from the second fixing member, and the fixing portion is provided with a fixing hole.
6. The wire harness structure with the magnetic ring as claimed in claim 1, wherein a plurality of the magnetic rings are sleeved on the wire harness and are arranged at intervals.
7. The wire harness structure with magnetic rings as claimed in claim 6, wherein a plurality of said magnetic rings are sleeved on said wire harness at equal intervals.
8. The wire harness structure with magnetic ring as claimed in claim 1, wherein the wire harness at least one end of the magnetic ring is wrapped with a shaping member for shaping the wire harness.
9. The wire harness structure with magnet ring as claimed in claim 1, wherein the thickness of the magnet ring is 4mm to 8 mm.
10. The wire harness structure with magnetic loop as claimed in any one of claims 1-9, wherein the magnetic loop is a ferrite magnetic loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220154990.4U CN217216290U (en) | 2022-01-20 | 2022-01-20 | Take pencil structure of magnetic ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220154990.4U CN217216290U (en) | 2022-01-20 | 2022-01-20 | Take pencil structure of magnetic ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217216290U true CN217216290U (en) | 2022-08-16 |
Family
ID=82792607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220154990.4U Active CN217216290U (en) | 2022-01-20 | 2022-01-20 | Take pencil structure of magnetic ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217216290U (en) |
-
2022
- 2022-01-20 CN CN202220154990.4U patent/CN217216290U/en active Active
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