CN112992482B - Common mode inductor - Google Patents
Common mode inductor Download PDFInfo
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- CN112992482B CN112992482B CN202110166673.4A CN202110166673A CN112992482B CN 112992482 B CN112992482 B CN 112992482B CN 202110166673 A CN202110166673 A CN 202110166673A CN 112992482 B CN112992482 B CN 112992482B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
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Abstract
The invention discloses a common mode inductor, which structurally comprises a closed cover, radiating holes, a base and an operation box, wherein the base is arranged at the bottom of the operation box and fixedly connected with the operation box, the radiating holes are arranged on the operation box, the radiating holes and the operation box are of an integrated structure, the closed cover is arranged at the top of the operation box and is in clearance fit with the operation box, when a coil needs to be adjusted, because the joint end of a winding and the edge of a magnetic ring is an adjusting shaft, the adjusting shaft is driven by the driving force of the coil during adjustment and moves along an adjusting groove, the structure of the joint end of the coil slides along the driving direction of the coil during adjustment, so that the friction between the coil and the joint edge during adjustment is reduced, and in addition, the contact end of the adjusting shaft is of an arc structure, so that the friction damage of the coil caused by a relatively sharp edge during adjustment of the coil is prevented.
Description
Technical Field
The invention relates to the field of inductance, in particular to a common mode inductor.
Background
The common mode inductor is also called as a common mode choke coil and is commonly used in a switching power supply of a computer for filtering common mode electromagnetic interference signals, and in the design of the board card, the common mode inductor also plays a role in EMI filtering and is used for inhibiting electromagnetic waves generated by a high-speed signal line from radiating and emitting outwards;
the winding framework of the common mode inductor is of a magnetic ring structure, the aperture of the magnetic ring is small, the coil is not well controlled when being wound, the winding deflection is caused, the coil at the moment is deformed and attached to the magnetic ring due to winding, the deflected coil can only be adjusted through sliding winding, and the coil can rub the edge of the magnetic ring when being adjusted, so that the coil is damaged.
Disclosure of Invention
Aiming at the defects of the prior art, the invention is realized by the following technical scheme: a common mode inductor structurally comprises a closed cover, radiating holes, a base and an operation box, wherein the base is arranged at the bottom of the operation box and fixedly connected with the operation box, the radiating holes are formed in the operation box and are integrated with the operation box into a whole, the closed cover is arranged at the top of the operation box and is in clearance fit with the operation box;
the control box is equipped with coiler, box, heat pipe, wiring hole, fixed plate, insulating block, the inside insulating block that is equipped with of box, insulating block and box activity block, the fixed plate is installed to the bottom half, fixed plate and box fixed connection, the both sides of fixed plate are equipped with the wiring hole, wiring hole and fixed plate structure as an organic whole, be equipped with the insulating block on the fixed plate, insulating block and fixed plate gomphosis, the coiler is established inside the box, the box passes through loose axle swing joint with the coiler, be equipped with the notch identical with coiler mounting structure on the box.
As a further optimization of the technical scheme, the winder is provided with an adjusting shaft, a buckling block, an installer, a buckling shaft and an adjusting cavity, the buckling shaft is installed on the buckling block, the buckling block is movably connected with the buckling shaft through a movable shaft, the adjusting shaft is installed in the adjusting cavity, the adjusting shaft is in clearance fit with the adjusting cavity, the installer is installed on the buckling block, the buckling block is in clearance fit with the installer, the adjusting shaft is respectively arranged at the edges of the buckling block and the buckling shaft, the contact surface of the adjusting shaft facing the outside of the adjusting cavity is an arc surface, a pulley is arranged at the center of the adjusting cavity, spring columns are arranged inside shaft bodies at two sides of the adjusting cavity, one end of the buckling block is provided with a protruding arc shaft, a groove corresponding to the buckling block is arranged on the buckling shaft, and a square hollowed-out opening is arranged on the movable shaft of the buckling block and the buckling shaft, the movable shafts of the buckling block and the buckling shaft are provided with circular grooves, and the wall bodies of the grooves are provided with threads.
As a further optimization of the technical scheme, the installer is provided with an installation column, a combination block, a limiting plate, a pressing device, an extrusion cavity and a fixing device, the installation column is provided with the fixing device, the fixing device is movably clamped with the installation column, the limiting plate is installed on the installation column, the installation column is in clearance fit with the limiting plate, the installation column is internally provided with the extrusion cavity, the extrusion cavity is fixedly connected with the installation column, the combination block is installed inside the extrusion cavity, the extrusion cavity is in sliding connection with the combination block, the central position of the limiting plate is provided with the pressing device, the pressing device is movably clamped with the limiting plate, two sides of the extrusion cavity are provided with sliding rails, the central position of the extrusion cavity is provided with a spring cylinder, the limiting plate is provided with an arc-shaped hollow groove, the diameter of an arc-shaped hollow opening of the limiting plate is matched with the diameters of the buckling block and the buckling shaft, the limiting plate is provided with a round hollow-out opening with one end attached to the pressing device, a square connecting block is arranged on the mounting column, a threaded connecting column is arranged at the center of the square connecting block of the mounting column, a round plate is arranged on the threaded column of the mounting column, and threads are arranged at the edge of the round plate of the mounting column.
According to the technical scheme, the middle section of the combination block is provided with an arc-shaped protruding block, two sides of the protruding block of the combination block are provided with connecting cylinders, the connecting cylinders of the combination block are provided with spring balls, the limiting plate is provided with grooves matched with protruding structures of the combination block, the opening of the ball groove of the limiting plate is smaller than the diameter of the spring balls of the combination block, the other end of the combination block is provided with a sliding plate, two sides of the sliding plate of the combination block are provided with sliding columns, and one end of the combination block, which is buckled with the arc-shaped protruding block of the combination block, is provided with a threaded notch.
As a further optimization of this technical scheme, press the ware and be equipped with the equipment chamber, press the briquetting, press the chamber, equipment piece, stripper plate, the inside of pressing the chamber is equipped with presses the briquetting, press the chamber and press a briquetting clearance fit, be equipped with the stripper plate on pressing the briquetting, the stripper plate with press briquetting fixed connection, be equipped with the equipment piece on the equipment chamber, equipment chamber and equipment piece clearance fit, the stripper plate is circular plate, the stripper plate is installed and is being pressed a briquetting bottom, the stripper plate surface is equipped with the colloid layer, install outstanding rigging board on the stripper plate, be connected through the spring cylinder between the rigging board of stripper plate and the stripper plate connection plate, press the intracavity portion and be equipped with the slip track, press the chamber and be equipped with the spring with according to the junction of briquetting.
As a further optimization of this technical scheme, the equipment chamber both sides all are equipped with the opening, be equipped with curved equipment notch on the wall body in equipment chamber, be equipped with the screw thread strip on the wall body in equipment chamber, equipment piece both sides all are equipped with protruding piece, the protruding piece of equipment piece is identical with the opening in equipment chamber, the surface of equipment piece is equipped with convex circular arc axis body, the inside spring that is equipped with of axis body of equipment piece, be equipped with the screw thread on the equipment piece, equipment chamber and limiting plate structure as an organic whole.
As a further optimization of the technical scheme, the fixer is provided with a device body, a pushing channel, a pushing block, a pushing plate, a rotating plate, an extending block and an extending cavity, the rotating plate is arranged at the central position of the device body and is in clearance fit with the device body, the pushing block is arranged inside the device body and is embedded with the device body, the pushing channel is arranged on both sides of the pushing block and is in sliding connection with the pushing block, the extending cavity is arranged on the outer edge of the rotating plate and is fixedly connected with the rotating plate, the pushing plate is arranged on the extending cavity and is in clearance fit with the extending cavity, the extending block is arranged inside the extending cavity and is in sliding connection with the extending block, a square connecting block is arranged on the device body, a threaded connecting column is arranged at the central position of the square connecting block of the device body, and threads are arranged on the rotating plate and the contact end of the device body, the inner wall of the rotating plate is provided with a thread strip, the other end of the extension block is an arc-shaped connecting block, the rotating plate is provided with an opening, the connecting block of the extension block is matched with the opening of the rotating plate, and one side of the extension block, which faces the center of the rotating plate, is provided with the thread strip.
As a further optimization of the technical scheme, both sides of the pushing block are provided with sliding shaft bodies, one end of the pushing block is provided with a sphere connecting block, the other end of the pushing block is provided with a cylinder connecting block, the cylinder connecting block of the pushing block faces an opening of the device body, a hemisphere groove is formed in the pushing plate, the groove of the pushing plate is matched with the sphere connecting block of the pushing block, and the pushing plate and the extension cavity are of a hemisphere structure when completely attached.
Advantageous effects
Compared with the prior art, the common mode inductor has the following advantages:
1. the magnetic ring can be unfolded along the movable shaft between the buckle structures to be changed into a semicircular arc connecting shaft, the semicircular arc shaft is not limited by the aperture of the magnetic ring when a coil is wound, so that the equipment is difficult to control during winding, the limiting plate can be adjusted according to the required winding distance, and the coil can be attached to the limiting plate for winding, so that the winding planning of the equipment is realized, and the winding deviation of the equipment is prevented.
2. When the coil needs to be adjusted, the joint end of the winding and the edge of the magnetic ring is used as the adjusting shaft, and the adjusting shaft is driven by the driving force generated when the coil is adjusted to move along the adjusting groove, so that the structure of the joint end of the coil slides along the driving direction of the coil when the coil is adjusted, the friction between the coil and the joint edge when the coil is adjusted is reduced, and the contact end of the adjusting shaft is in an arc structure, so that the friction damage of the coil caused by a sharp edge when the coil is adjusted is prevented.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic diagram of an overall structure of a common mode inductor according to the present invention.
Fig. 2 is a schematic structural diagram of the operation box of the invention.
Fig. 3 is a schematic view of the winder structure of the present invention.
Fig. 4 is a schematic diagram of the mounter structure of the present invention.
Fig. 5 is a schematic view of the pressing device of the present invention.
Fig. 6 is a schematic view of the structure of the fixator of the present invention.
In the figure: the heat pipe connector comprises a closed cover 1, heat dissipation holes 2, a base 3, an operation box 4, a winder 4a, a box body 4b, a heat conduction pipe 4c, a wire connecting hole 4d, a fixing plate 4e, an insulating block 4f, an adjusting shaft a1, a buckling block a2, a mounting device a3, a buckling shaft a4, an adjusting cavity a5, a mounting column a31, a combination block a32, a limiting plate a33, a presser a34, a squeezing cavity a35, a fixing device a36, an assembly cavity 341, a pressing block 342, a pressing cavity 343, an assembly block 344, a squeezing plate 345, a body 361, a pushing channel 362, a pushing block 363, a pushing plate 364, a rotating plate 365, an extending block 366 and an extending cavity 367.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.
Example one
Referring to fig. 1-5, a common mode inductor structurally includes a closed cover 1, heat dissipation holes 2, a base 3, and an operation box 4, where the base 3 is disposed at the bottom of the operation box 4, the base 3 is fixedly connected to the operation box 4, the heat dissipation holes 2 are mounted on the operation box 4, the heat dissipation holes 2 and the operation box 4 are integrated, the top of the operation box 4 is provided with the closed cover 1, and the closed cover 1 is in clearance fit with the operation box 4;
the operation box 4 is provided with a winder 4a, a box body 4b, a heat conduction pipe 4c, a wiring hole 4d, a fixing plate 4e and an insulating block 4f, an insulating block 4f is arranged in the box body 4b, the insulating block 4f is movably clamped with the box body 4b, the bottom of the box body 4b is provided with a fixed plate 4e, the fixed plate 4e is fixedly connected with the box body 4b, wiring holes 4d are arranged on two sides of the fixing plate 4e, the wiring holes 4d and the fixing plate 4e are of an integrated structure, the fixed plate 4e is provided with an insulating block 4f, the insulating block 4f is embedded with the fixed plate 4e, the winder 4a is arranged in the box body 4b, the box body 4b is movably connected with the winder 4a through a movable shaft, the box body 4b is provided with a notch matched with the mounting structure of the winder 4a, and electromagnetic waves generated by the high-speed signal wire are restrained from being radiated and emitted outwards.
The winder 4a is provided with an adjusting shaft a1, a buckling block a2, an installer a3, a buckling shaft a4 and an adjusting cavity a5, the buckling shaft a4 is mounted on the buckling block a2, the buckling block a2 is movably connected with the buckling shaft a4 through a movable shaft, the adjusting shaft a1 is mounted inside the adjusting cavity a5, the adjusting shaft a1 is in clearance fit with the adjusting cavity a5, the installer a5 is mounted on the buckling block a5, the buckling block a5 is in clearance fit with the installer a5, the adjusting shaft a5 is respectively arranged at the edge of the buckling block a5 and the buckling shaft a5, the contact surface of the adjusting shaft a5 facing the outside of the adjusting cavity a5 is an arc surface, a pulley is arranged at the center of the adjusting cavity a5, spring columns are arranged inside shaft bodies at two sides of the adjusting cavity a5, a protruding arc-shaped shafts are arranged at one end of the buckling block a5, a groove corresponding to the movable shaft a5 a is arranged on the movable shaft 5 a, and a groove 5 corresponding to the movable shaft 5 a groove of the square shaft 5 a5, the movable shafts of the clamping block a2 and the clamping shaft a4 are provided with circular grooves, and the wall bodies of the grooves are provided with threads, so that winding of the coils is realized.
The mounting device a3 is provided with a mounting column a3, a combination block a3, a limiting plate a3, a pressing device a3, an extrusion cavity a3 and a fixer a3, the mounting column a3 is provided with the fixer a3, the fixer a3 is movably clamped with the mounting column a3, the limiting plate a3 is mounted on the mounting column a3, the mounting column a3 is in clearance fit with the limiting plate a3, the extrusion cavity a3 is arranged in the mounting column a3, the extrusion cavity a3 is fixedly connected with the mounting column a3, the combination block a3 is mounted in the extrusion cavity a3, the extrusion cavity a3 is in sliding connection with the combination block a3, the central position of the limiting plate a3 is provided with the pressing device a3, the pressing device a3 is movably clamped with the limiting plate a3, two sides of the extrusion cavity a3 are provided with sliding rails, the central position of the extrusion cavity a3 is provided with a spring columns, the arc-shaped clamping grooves are arranged on the arc-shaped grooves 3, the diameters of the limiting plate a3 a shaft 3 and the hollow shaft 3 are matched with the diameter of the shaft 3 a3, one end of the limiting plate a33, which is attached to the presser a34, is provided with a round hollow, a square connecting block is arranged on the mounting column a31, a threaded connecting column is arranged at the center of the square connecting block of the mounting column a31, a round plate is arranged on the threaded column of the mounting column a31, threads are arranged at the edge of the round plate of the mounting column a31, and the limit of the winding edge is realized.
The middle section of the combination block a32 is provided with an arc-shaped convex block, two sides of the convex block of the combination block a32 are provided with connecting columns, the connecting column of the combination block a32 is provided with a spring ball, the limiting plate a33 is provided with a groove matched with the protruding structure of the combination block a32, the opening of the ball groove of the limiting plate a33 is smaller than the diameter of the spring ball of the combination block a32, the other end of the combination block a32 is provided with a sliding plate, two sides of the sliding plate of the combination block a32 are provided with sliding columns, and one end of the combination block a32, which is buckled with the arc-shaped convex block of the combination block a32, is provided with a threaded notch, so that the installation of the limiting structure is realized.
The presser a34 is provided with an assembly cavity 341, a pressing block 342, a pressing cavity 343, an assembly block 344 and a pressing plate 345, a pressing block 342 is arranged in the pressing cavity 343, the pressing cavity 343 is in clearance fit with the pressing block 342, the pressing block 342 is provided with a squeezing plate 345, the squeezing plate 345 is fixedly connected with the pressing block 342, the assembling cavity 341 is provided with an assembling block 344, the assembling cavity 341 is in clearance fit with the assembling block 344, the extrusion plate 345 is a circular plate, the extrusion plate 345 is arranged at the bottom of the pressing block 342, the surface of the extrusion plate 345 is provided with a colloid layer, the extrusion plate 345 is provided with a protruding attaching plate, the fitting plate of the extrusion plate 345 is connected with the connecting plate of the extrusion plate 345 through a spring cylinder, a sliding track is arranged inside the pressing cavity 343, and a spring is arranged at the joint of the pressing cavity 343 and the pressing block 342 to clamp the limiting structure.
The utility model discloses a magnetic bearing assembly, including equipment chamber 341, equipment piece 344, protruding piece, limiting plate a33, equipment piece 344, limiting structure and magnetic ring, equipment chamber 341 both sides all are equipped with the opening, be equipped with curved equipment notch on the wall body of equipment chamber 341, be equipped with the screw thread strip on the wall body of equipment chamber 341, equipment piece 344 both sides all are equipped with protruding piece, the protruding piece of equipment piece 344 is identical with the opening of equipment chamber 341, the surface of equipment piece 344 is equipped with convex circular arc axis body, the inside spring that is equipped with of axis body of equipment piece 344, be equipped with the screw thread on the equipment piece 344, equipment chamber 341 and limiting plate a33 be the integral structure, and the clamp through equipment makes limit structure and magnetic ring laminating.
The using method comprises the following steps: when winding the coil, the buckling block a2 and the buckling shaft a4 are turned over to release the buckling between the buckling block a2 and the buckling shaft a33, the threaded column between the combination block a32 and the limiting plate a33 is released, the combination block a32 is dragged, the combination block a32 slides along the inside of the extrusion cavity a35, the limiting plate a33 is released from the buckling of the combination block a32 to form an individual structure, the bulge block of the assembly block 344 is aligned with the opening of the assembly cavity 341 and pressed downwards, the bulge block of the assembly block 344 slides along the arc-shaped notch of the assembly cavity 341 when the assembly block 344 is rotated, the presser a34 is installed at both ends of the limiting plate a33, the limiting plate a33 slides along the pressing shaft body of the buckling block a2 or the buckling shaft a4 according to a required winding distance, the pressing block 342 is pressed along the pressing cavity 343, the pressing plate 345 is pushed out, and clamped and buckled at both sides of the limiting plate 46a 2 or the buckling shaft a4 to realize the position fixing of the limiting plate a33, and the buckling block a2 or the buckling device is wound around the winding shaft 732 a4 or the winding shaft 2, alright laminating limiting plate a 33's edge carries out the wire winding, realize wire-wound planning, when letting the wire winding need be adjusted, the wire winding slides along buckle piece a2 or buckle axle a 4's axis body, drag adjustment axle a1, make adjustment axle a1 along with the spring end of drive direction tensile both sides, and slide in adjustment chamber a5, the back is accomplished in the coil wire winding of equipment, buckle piece a2 or buckle axle a4 closedly are in the same place, the square plate of installation, make the square plate buckle respectively and advance buckle piece a2 and buckle axle a 4's loose axle, rotate the circular plate on the square plate of erection column a31, make circular plate and buckle piece a2 and buckle axle a 4's notch be connected together fixedly, prevent it from rotating again.
Example two
Referring to fig. 1-6, a common mode inductor structurally includes a closed cover 1, heat dissipation holes 2, a base 3, and an operation box 4, where the base 3 is disposed at the bottom of the operation box 4, the base 3 is fixedly connected to the operation box 4, the heat dissipation holes 2 are mounted on the operation box 4, the heat dissipation holes 2 and the operation box 4 are integrated, the top of the operation box 4 is provided with the closed cover 1, and the closed cover 1 is in clearance fit with the operation box 4;
the operation box 4 is provided with a winder 4a, a box body 4b, a heat conduction pipe 4c, a wiring hole 4d, a fixing plate 4e and an insulating block 4f, an insulating block 4f is arranged in the box body 4b, the insulating block 4f is movably clamped with the box body 4b, the bottom of the box body 4b is provided with a fixed plate 4e, the fixed plate 4e is fixedly connected with the box body 4b, wiring holes 4d are arranged on two sides of the fixing plate 4e, the wiring holes 4d and the fixing plate 4e are of an integrated structure, the fixed plate 4e is provided with an insulating block 4f, the insulating block 4f is embedded with the fixed plate 4e, the winder 4a is arranged in the box body 4b, the box body 4b is movably connected with the winder 4a through a movable shaft, the box body 4b is provided with a notch matched with the mounting structure of the winder 4a, and electromagnetic waves generated by the high-speed signal wire are restrained from being radiated and emitted outwards.
The winder 4a is provided with an adjusting shaft a1, a buckling block a2, an installer a3, a buckling shaft a4 and an adjusting cavity a5, the buckling shaft a4 is mounted on the buckling block a2, the buckling block a2 is movably connected with the buckling shaft a4 through a movable shaft, the adjusting shaft a1 is mounted inside the adjusting cavity a5, the adjusting shaft a1 is in clearance fit with the adjusting cavity a5, the installer a5 is mounted on the buckling block a5, the buckling block a5 is in clearance fit with the installer a5, the adjusting shaft a5 is respectively arranged at the edge of the buckling block a5 and the buckling shaft a5, the contact surface of the adjusting shaft a5 facing the outside of the adjusting cavity a5 is an arc surface, a pulley is arranged at the center of the adjusting cavity a5, spring columns are arranged inside shaft bodies at two sides of the adjusting cavity a5, a protruding arc-shaped shafts are arranged at one end of the buckling block a5, a groove corresponding to the movable shaft a5 a is arranged on the movable shaft 5 a, and a groove 5 corresponding to the movable shaft 5 a groove of the square shaft 5 a5, the movable shafts of the clamping block a2 and the clamping shaft a4 are provided with circular grooves, and the wall bodies of the grooves are provided with threads, so that winding of the coils is realized.
The mounting device a3 is provided with a mounting column a3, a combination block a3, a limiting plate a3, a pressing device a3, an extrusion cavity a3 and a fixer a3, the mounting column a3 is provided with the fixer a3, the fixer a3 is movably clamped with the mounting column a3, the limiting plate a3 is mounted on the mounting column a3, the mounting column a3 is in clearance fit with the limiting plate a3, the extrusion cavity a3 is arranged in the mounting column a3, the extrusion cavity a3 is fixedly connected with the mounting column a3, the combination block a3 is mounted in the extrusion cavity a3, the extrusion cavity a3 is in sliding connection with the combination block a3, the central position of the limiting plate a3 is provided with the pressing device a3, the pressing device a3 is movably clamped with the limiting plate a3, two sides of the extrusion cavity a3 are provided with sliding rails, the central position of the extrusion cavity a3 is provided with a spring columns, the arc-shaped clamping grooves are arranged on the arc-shaped grooves 3, the diameters of the limiting plate a3 a shaft 3 and the hollow shaft 3 are matched with the diameter of the shaft 3 a3, one end of the limiting plate a33, which is attached to the presser a34, is provided with a round hollow, a square connecting block is arranged on the mounting column a31, a threaded connecting column is arranged at the center of the square connecting block of the mounting column a31, a round plate is arranged on the threaded column of the mounting column a31, threads are arranged at the edge of the round plate of the mounting column a31, and the limit of the winding edge is realized.
The middle section of the combination block a32 is provided with an arc-shaped convex block, two sides of the convex block of the combination block a32 are provided with connecting columns, the connecting column of the combination block a32 is provided with a spring ball, the limiting plate a33 is provided with a groove matched with the protruding structure of the combination block a32, the opening of the ball groove of the limiting plate a33 is smaller than the diameter of the spring ball of the combination block a32, the other end of the combination block a32 is provided with a sliding plate, two sides of the sliding plate of the combination block a32 are provided with sliding columns, and one end of the combination block a32, which is buckled with the arc-shaped convex block of the combination block a32, is provided with a threaded notch, so that the installation of the limiting structure is realized.
The presser a34 is provided with an assembly cavity 341, a pressing block 342, a pressing cavity 343, an assembly block 344 and a pressing plate 345, a pressing block 342 is arranged in the pressing cavity 343, the pressing cavity 343 is in clearance fit with the pressing block 342, the pressing block 342 is provided with a squeezing plate 345, the squeezing plate 345 is fixedly connected with the pressing block 342, the assembling cavity 341 is provided with an assembling block 344, the assembling cavity 341 is in clearance fit with the assembling block 344, the extrusion plate 345 is a circular plate, the extrusion plate 345 is arranged at the bottom of the pressing block 342, the surface of the extrusion plate 345 is provided with a colloid layer, the extrusion plate 345 is provided with a protruding attaching plate, the fitting plate of the extrusion plate 345 is connected with the connecting plate of the extrusion plate 345 through a spring cylinder, a sliding track is arranged inside the pressing cavity 343, and a spring is arranged at the joint of the pressing cavity 343 and the pressing block 342 to clamp the limiting structure.
The utility model discloses a magnetic bearing assembly, including equipment chamber 341, equipment piece 344, protruding piece, limiting plate a33, equipment piece 344, limiting structure and magnetic ring, equipment chamber 341 both sides all are equipped with the opening, be equipped with curved equipment notch on the wall body of equipment chamber 341, be equipped with the screw thread strip on the wall body of equipment chamber 341, equipment piece 344 both sides all are equipped with protruding piece, the protruding piece of equipment piece 344 is identical with the opening of equipment chamber 341, the surface of equipment piece 344 is equipped with convex circular arc axis body, the inside spring that is equipped with of axis body of equipment piece 344, be equipped with the screw thread on the equipment piece 344, equipment chamber 341 and limiting plate a33 be the integral structure, and the clamp through equipment makes limit structure and magnetic ring laminating.
The fixer a36 is provided with a body 361, a push channel 362, a push block 363, a push plate 364, a rotation plate 365, an extension block 366 and an extension cavity 367, the center of the body 361 is provided with the rotation plate 365, the rotation plate 365 is in clearance fit with the body 361, the push block 363 is arranged inside the body 361, the push block 363 is embedded with the body 361, the push channel 362 is arranged on both sides of the push block 363, the push channel 362 is in sliding connection with the push block 363, the outer edge of the rotation plate 365 is provided with the extension cavity 367, the extension cavity 367 is fixedly connected with the rotation plate 365, the extension cavity 367 is provided with the push plate 364, the push plate 364 is in clearance fit with the extension cavity 367, the extension block 366 is arranged inside the contact end 367, the extension cavity 361 is in sliding connection with the extension block 366, the rotation plate 365 is provided with threads on the inner wall of the rotation plate 365, the other end of the extension block 366 is an arc-shaped connection block, an opening is formed in the rotating plate 365, the connection block of the extension block 366 is matched with the opening of the rotating plate 365, and a thread strip is arranged on one side, facing the center of the rotating plate 365, of the extension block 366, so that the magnetic ring structure is fixed.
The two sides of the pushing block 363 are provided with sliding shaft bodies, one end of the pushing block 363 is provided with a sphere connecting block, the other end of the pushing block 363 is provided with a cylinder connecting block, the cylinder connecting block of the pushing block 363 is open towards the device body 361, the pushing plate 364 is provided with a hemisphere groove, the groove of the pushing plate 364 is matched with the sphere connecting block of the pushing block 363, the pushing plate 364 and the extension cavity 367 are in a hemisphere structure when completely fitted, and the equipment is fixed and clamped.
The first embodiment is based on the installation of the fixer a36, the square block of the installation column a31 is clipped into the notch of the box 4b, so that the fixer a36 is accurately clipped into the notch of the box 4b, the rotating plate 365 is rotated, the rotating plate 365 rotates along the box 361, so that the pushing plate 364 approaches the pushing block 363 and is jointed with the ball connecting block of the pushing block 363, so that the pushing block 363 slides along the pushing channel 362 and extends out from the inside of the box 361 to realize clipping and clipping, the extending block 366 is pushed, the extending block 366 slides in the extending cavity 367, the pushing block 363 is further extended, so that the pushing block 363 is completely jointed with the clipping and clipping groove of the box 4b, when the extending block 366 is jointed with the rotating plate 365, the extending block penetrates through the rotating plate 365 through the threaded column, and is further connected with the box 4b, and is clipped to the extending block 366 to prevent the extending block 366 from moving.
While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A common mode inductor, characterized by: the structure of the device comprises a closed cover (1), heat dissipation holes (2), a base (3) and an operation box (4), wherein the base (3) is arranged at the bottom of the operation box (4), the heat dissipation holes (2) and the operation box (4) are of an integrated structure, and the closed cover (1) is arranged at the top of the operation box (4);
the operating box (4) is provided with a winder (4a), a box body (4b), a heat conduction pipe (4c), a wiring hole (4d), a fixing plate (4e) and an insulating block (4f), the insulating block (4f) is movably clamped with the box body (4b), the fixing plate (4e) is installed at the bottom of the box body (4b), the wiring hole (4d) and the fixing plate (4e) are of an integrated structure, the insulating block (4f) is arranged on the fixing plate (4e), and the box body (4b) is movably connected with the winder (4a) through a movable shaft;
the winder (4a) is provided with an adjusting shaft (a1), a buckling block (a2), an installer (a3), a buckling shaft (a4) and an adjusting cavity (a5), wherein the buckling shaft (a4) is installed on the buckling block (a2), the adjusting shaft (a1) is in clearance fit with the adjusting cavity (a5), and the installer (a3) is installed on the buckling block (a 2);
installer (a3) is equipped with erection column (a31), combination piece (a32), limiting plate (a33), presser (a34), extrusion chamber (a35), fixer (a36), be equipped with fixer (a36) on erection column (a31), erection column (a31) and limiting plate (a33) clearance fit, erection column (a31) inside is equipped with extrusion chamber (a35), extrusion chamber (a35) and combination piece (a32) sliding connection, limiting plate (a33) central point puts and is equipped with presser (a34), presser (a34) and limiting plate (a33) activity block.
2. A common-mode inductor according to claim 1, characterized in that: the middle section of the combined block (a32) is provided with an arc convex block, and two sides of the convex block of the combined block (a32) are provided with connecting columns.
3. A common-mode inductor according to claim 1, characterized in that: the pressing device (a34) is provided with an assembly cavity (341), a pressing block (342), a pressing cavity (343), an assembly block (344) and a squeezing plate (345), the pressing block (342) is arranged in the pressing cavity (343), the squeezing plate (345) is fixedly connected with the pressing block (342), and the assembly block (344) is arranged on the assembly cavity (341).
4. A common-mode inductor according to claim 3, characterized in that: the two sides of the assembly cavity (341) are provided with openings, and the assembly cavity (341) is provided with an arc-shaped assembly notch.
5. A common-mode inductor according to claim 1, characterized in that: the fixer (a36) is provided with a body (361), a pushing channel (362), a pushing block (363), a pushing plate (364), a rotating plate (365), an extending block (366) and an extending cavity (367), wherein the rotating plate (365) is arranged at the center of the body (361), the pushing block (363) is embedded with the body (361), the pushing channel (362) is arranged on each of two sides of the pushing block (363), the extending cavity (367) is fixedly connected with the rotating plate (365), the pushing plate (364) is arranged on the extending cavity (367), the extending block (366) is installed inside the extending cavity (367), and the extending cavity (367) is in sliding connection with the extending block (366).
6. A common-mode inductor according to claim 5, characterized in that: sliding shaft bodies are arranged on two sides of the pushing block (363), and a ball connecting block is arranged at one end of the pushing block (363).
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| CN202110166673.4A CN112992482B (en) | 2021-02-04 | 2021-02-04 | Common mode inductor |
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| CN202110166673.4A CN112992482B (en) | 2021-02-04 | 2021-02-04 | Common mode inductor |
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| CN112992482B true CN112992482B (en) | 2022-04-05 |
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| US7154368B2 (en) * | 2003-10-15 | 2006-12-26 | Actown Electricoil, Inc. | Magnetic core winding method, apparatus, and product produced therefrom |
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| CN104517709A (en) * | 2013-10-07 | 2015-04-15 | 南京博兰得电子科技有限公司 | Winding structure and transformer assembly with same and transformer |
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| CN112992482A (en) | 2021-06-18 |
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