CN215377155U

CN215377155U - Inductor with annular dust core

Info

Publication number: CN215377155U
Application number: CN202121193826.6U
Authority: CN
Inventors: 吴兆锦; 陈艳
Original assignee: Hubei Cmss Technology Co ltd
Current assignee: Hubei Cmss Technology Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-12-31
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses an inductor with an annular dust core, which comprises a ring body, wherein a coil is wound on the outer wall of the ring body, three partition plates are fixedly assembled in the ring body, the three partition plates are distributed in an equilateral triangle, a pressing plate is arranged at the center between every two partition plates and penetrates through the ring body through a through opening, the left side and the right side of the lower surface of the pressing plate, which are positioned in the ring body, are movably provided with one end of a connecting rod through a second rotating shaft, and the other end of the connecting rod is fixedly assembled with a sliding block. This inductance with annular dust pressing magnetic core through pressing the board at the inside up-and-down motion of wearing the mouth, presses the board and passes through the motion of second pivot drive connecting rod, and the connecting rod drives the slider and slides in the inside of spout, and when the slider slided to the end of spout, promotes the motion of bent piece, and the bent piece promotes the ejector pad motion through first pivot, and the thrust that the ejector pad received extrudees the magnetic, has reached the effect of independently increasing magnetic powder fastening degree in the magnetic core firmly as required.

Description

Inductor with annular dust core

Technical Field

The utility model relates to the technical field of inductors, in particular to an inductor with an annular dust core.

Background

An Inductor (Inductor) is a component that can convert electrical energy into magnetic energy for storage. The inductor is similar in structure to a transformer, but has only one winding. The inductor has an inductance that only impedes the change in current. If the inductor is in a state where no current is passing, it will try to block the current from flowing through it when the circuit is on; when an inductor is in a state of passing current, the inductor tries to maintain the current when the circuit is broken, a core (core) is a sintered magnetic metal oxide composed of various iron oxide mixtures, and a voice coil, a bowl and the like are important components of a loudspeaker, and the core (core) is widely applied to coils and transformers of various electronic devices.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide an inductor having a toroidal dust core that solves the problems set forth in the background art described above.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an inductance with annular dust core, includes the ring body, the outer wall winding of ring body has the coil, the inside rigid coupling of ring body is equipped with three baffle, and is three the baffle is equilateral triangle and distributes, and per two center department between the baffle is equipped with presses the board, run through the ring body through wearing the mouth according to the board, press the inner wall left and right sides that the board is located the inside of ring body all through the one end of second pivot movable mounting connecting rod, the other end rigid coupling of connecting rod is equipped with the slider, one side that the connecting rod rigid coupling was equipped with the slider is equipped with the bent block, the bent block is close to one side of slider and opens there is the spout, slider and spout slip joint, one side that the slider was kept away from to the bent block has the ejector pad through first pivot movable mounting, the dress has the magnetic powder between ejector pad and the baffle, it is equipped with the montant to locate the rigid coupling according to the board is located the lower surface center of the inside of ring body, the bayonet socket has all been opened to the left and right sides wall of montant, the inside of ring body is kept away from the one end that is equipped with the mullion according to a lateral wall rigid coupling of board, the montant injects the inside of mullion, the other end rigid coupling of mullion is equipped with the fixture block, the fixture block links to each other with the bayonet joint, the mullion is located keeps away from and is equipped with and draws the spring between the inside of pressing board one end.

Preferably, the magnetic powder is a soft magnetic powder composed of an Fe-Si-Al alloy and having an aluminum nitride layer on the surface.

Preferably, the outer wall of the pressing plate is fixedly provided with a plastic pad.

Preferably, the outer wall of the stretching spring is sleeved with a sponge sleeve.

Preferably, the inner wall of ring body is equipped with three arc board, and is three the arc board is equilateral triangle branch row, per two the arc board links to each other through the round pin axle activity, the center department of arc board and a lateral wall rigid coupling that is close to the ring body are equipped with a frame, a frame pastes with the coil mutually, it is equipped with the section of thick bamboo to lie in the equal rigid coupling in round pin axle left and right sides on the arc board, it is equipped with bent plate to lie in round pin axle department and keep away from one side of ring body on the arc board, bent plate is close to the equal rigid coupling in one side left and right sides of round pin axle and is equipped with the inserted bar, the inserted bar links to each other with the section of thick bamboo grafting of inserting.

Preferably, the arc plate is made of a magnetic permeable material.

Preferably, a silica gel pad is fixedly connected and assembled on one side wall of the bent plate close to the pin shaft.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides an inductance with annular dust pressing magnetic core, through pressing the board in the inside up-and-down motion of wearing the mouth, press the board and drive the connecting rod motion through the second pivot, the connecting rod drives the slider and slides in the inside of spout, when the slider slides to the end of spout, promote the motion of bent block, the bent block promotes the ejector pad motion through first pivot, the thrust that the ejector pad received extrudees the magnetic, make the compactness between the magnetic increase, inject the inside of mullion through the montant, because the shape of fixture block and bayonet socket is the upper end has the inclination, the montant can descend along the inclination, and push away the mullion, if upwards draw, the bayonet socket is the level and is hooked with the bottom of fixture block, the position that the ejector pad extruded the magnetic core can be fixed, reached and carried out the effect of stabilizing the magnetic powder anchorage in the self-increasing magnetic core as required.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the interior of the ring body of the present invention;

FIG. 3 is a schematic view of the enlarged view at A in FIG. 2;

fig. 4 is a schematic structural view enlarged at B of fig. 1.

In the figure: 1-ring body, 2-coil, 3-pressing plate, 4-magnetic powder, 5-partition plate, 6-vertical rod, 7-bayonet, 8-stretching spring, 9-vertical frame, 10-sponge sleeve, 11-clamping block, 12-bent block, 13-first rotating shaft, 14-pushing block, 15-sliding block, 16-connecting rod, 17-second rotating shaft, 18-plastic pad, 19-arc plate, 20-top frame, 21-pin shaft, 22-bent plate, 23-inserted rod, 24-inserted cylinder, 25-silica gel pad, 26-through opening and 27-sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-3, the present invention provides a technical solution: an inductor with an annular powder pressing magnetic core comprises a ring body 1, wherein the ring body 1 is an inductor body and is a main frame, a coil 2 is wound on the outer wall of the ring body 1, the coil 2 is a winding structure in the inductor, three partition plates 5 are fixedly connected and assembled in the ring body 1, the partition plates 5 divide the interior of the ring body 1 into three parts for distinguishing and blocking magnetic powder 4, the three partition plates 5 are distributed in an equilateral triangle shape, a pressing plate 3 is arranged in the center between every two partition plates 5, the pressing plate 3 controls structures such as a connecting rod 16 and the like, the pressing plate 3 penetrates through the ring body 1 through a through opening 26, one end of the connecting rod 16 is movably installed on the left side and the right side of the inner wall of the ring body 1, the sliding block 15 is fixedly connected and assembled at the other end of the connecting rod 16, the pressing plate 3 is pressed and moves up and down in the through opening 26, the pressing plate 3 drives the connecting rod 16 to move through the second rotating shaft 17, the connecting rod 16 drives the sliding block 15 to slide in the sliding groove 27, when the sliding block 15 slides to the end of the sliding groove 27, the curved block 12 is pushed to move, the curved block 12 pushes the push block 14 to move through the first rotating shaft 13, the magnetic powder 4 is extruded by the push block 14, so that the compactness between the magnetic powders 4 is increased, the curved block 12 is arranged on one side fixedly connected with the sliding block 15, the curved block 12 carries the sliding groove 27, the sliding groove 27 is formed in one side of the curved block 12 close to the sliding block 15, the sliding block 15 is in sliding clamping connection with the sliding groove 27, the push block 14 is movably arranged on one side of the curved block 12 far away from the sliding block 15 through the first rotating shaft 13, the push block 14 extrudes the magnetic powder 4, the magnetic powder 4 is filled between the push block 14 and the partition plate 5, the vertical rod 6 is fixedly connected with the pressing plate 3 at the center of the lower surface positioned in the ring body 1, bayonets 7 are formed on the left side and the right side of the vertical rod 6, one side wall fixedly connected with the vertical frame 9 far away from the pressing plate 3 in the ring body 1, montant 6 is along with pressing the motion of board 3, montant 6 injects the inside of muntin 9, because the shape of fixture block 11 and bayonet socket 7 is the upper end has the inclination, montant 6 can descend along the inclination, and push up out muntin 9, if upward pull, bayonet socket 7 is the level and is hooked with the bottom of fixture block 11, make montant 6 can not move, stretch the elasticity of stretching spring 8 and stretch and make muntin 9 reset, muntin 9 is the plastic material, certain deformability has, muntin 9's other end rigid coupling is equipped with fixture block 11, fixture block 11 links to each other with bayonet socket 7 joint, muntin 9 is located to keep away from and is equipped with to stretch spring 8 according to the rigid coupling between the inside of board 3 one end.

Specifically, the magnetic powder 4 is a soft magnetic powder composed of an Fe-Si-Al alloy and having an aluminum nitride layer on the surface, and this component can improve the inductance.

Specifically, a plastic pad 18 is fixedly mounted on an outer wall of the pressing plate 3, and the plastic pad 18 increases the friction force of the pressing plate 3.

Specifically, the outer wall of the tension spring 8 is fitted with a sponge cover 10, and the sponge cover 10 protects the tension spring 8.

The working principle is as follows: according to the utility model, the pressing plate 3 is pressed, the pressing plate 3 moves up and down in the through hole 26, the pressing plate 3 drives the connecting rod 16 to move through the second rotating shaft 17, the connecting rod 16 drives the sliding block 15 to slide in the sliding groove 27, when the sliding block 15 slides to the end of the sliding groove 27, the curved block 12 pushes the pushing block 14 to move through the first rotating shaft 13, the pushing force borne by the pushing block 14 extrudes the magnetic powder 4, so that the compactness between the magnetic powder 4 is increased, the vertical rod 6 moves along with the pressing plate 3, and the vertical rod 6 is inserted into the vertical frame 9, because the shapes of the clamping block 11 and the clamping opening 7 are inclined at the upper end, the vertical rod 6 can descend along the inclination, and the vertical frame 9 is ejected, if the pressing plate is pulled upwards, the bottom ends of the clamping opening 7 and the clamping block 11 are horizontal and hooked, so that the vertical rod 6 cannot move, the position of the curved block 12 is fixed, and the position of the pushing block 14 for extruding the magnetic powder 4 is fixed.

Example two

Referring to fig. 1 and 4, the inner wall of the ring body 1 is provided with three arc plates 19, the arc plates 19 carry a top frame 20, the top frame 20 supports the coil 2 to be tightly attached to the ring body 1, the tightness of the coil 2 winding is increased, the three arc plates 19 are arranged in an equilateral triangle, each two arc plates 19 are movably connected through a pin 21, each arc plate 19 can be folded and detached, the center of the arc plate 19 and one side wall near the ring body 1 are fixedly connected with the top frame 20, the top frame 20 is attached to the coil 2, the arc plate 19 is fixedly connected with a plug barrel 24 on the left and right sides of the pin 21, a curved plate 22 is arranged on one side of the arc plate 19, which is far away from the ring body 1, the curved plate 22 is fixedly connected with a plug rod 23 on the left and right sides of one side of the curved plate 22, which is near the pin 21, after the arc plates 19 are installed, the curved plate 22 is pressed to drive the plug rod 23 to be inserted into the plug barrel 24, the pin 21 can not rotate, the arc plates 19 can be fixed, after the installation is finished, the insertion rod 23 is connected with the insertion cylinder 24 in an insertion mode.

Specifically, the arc plates 19 are made of a magnetic permeable material, and the magnetic force can enter the interior of the ring body 1 through the magnetic permeable material, so that the work is not affected.

Specifically, a silica gel pad 25 is fixedly assembled on one side wall of the curved plate 22 close to the pin shaft 21, and the silica gel pad 25 increases the comfort level of operating the curved plate 22.

According to the working principle, the arc plates 19 are attached to the inner wall of the ring body 1, the top frame 21 is enabled to be attached to the coil 2, the pin shafts 21 are pushed, the arc plates 19 are expanded, the bent plates 22 are pressed to drive the insertion rods 23 to be inserted into the insertion cylinders 24, the pin shafts 21 cannot rotate, the arc plates 19 are fixed, and installation is completed.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An inductor having a toroidal dust core, comprising a ring body (1), characterized in that: the outer wall winding of ring body (1) has coil (2), the inside rigid coupling of ring body (1) is equipped with three baffle (5), and is three baffle (5) are equilateral triangle and distribute, per two center department between baffle (5) is equipped with presses board (3), run through ring body (1) through wearing mouthful (26) according to board (3), press the inner wall left and right sides that board (3) are located the inside of ring body (1) and all have the one end of connecting rod (16) through second pivot (17) movable mounting, the other end rigid coupling of connecting rod (16) is equipped with slider (15), one side that connecting rod (16) rigid coupling was equipped with slider (15) is equipped with bent piece (12), open one side that bent piece (12) are close to slider (15) has spout (27), slider (15) and spout (27) slip joint, one side that slider (15) were kept away from to bent piece (12) has ejector pad (14) through first pivot (13) movable mounting, magnetic powder (4) are filled between the pushing block (14) and the partition board (5), the inner wall center rigid coupling that is located the inside of ring body (1) according to board (3) is equipped with montant (6), bayonet socket (7) have all been opened to the left and right sides wall of montant (6), the inside of ring body (1) is kept away from the one end that is equipped with mullion (9) according to a lateral wall rigid coupling of board (3), montant (6) inject the inside of mullion (9), the other end rigid coupling of mullion (9) is equipped with fixture block (11), fixture block (11) link to each other with bayonet socket (7) joint, mullion (9) are located and keep away from the rigid coupling that is equipped with between the inside according to board (3) one end and draw and stretch spring (8).

2. An inductor having a toroidal powder core as claimed in claim 1, wherein: the magnetic powder (4) is a soft magnetic powder composed of an Fe-Si-Al alloy and having an aluminum nitride layer on the surface.

3. An inductor having a toroidal powder core as claimed in claim 1, wherein: the outer wall of the pressing plate (3) is fixedly provided with a plastic pad (18).

4. An inductor having a toroidal powder core as claimed in claim 1, wherein: the outer wall of the stretching spring (8) is sleeved with a sponge sleeve (10).

5. An inductor having a toroidal powder core as claimed in claim 1, wherein: the inner wall of ring body (1) is equipped with three arc board (19), and is three arc board (19) are equilateral triangle branch row, per two arc board (19) link to each other through round pin axle (21) activity, the center department of arc board (19) and a lateral wall rigid coupling that is close to ring body (1) are equipped with top frame (20), top frame (20) paste mutually with coil (2), it is equipped with a section of thick bamboo (24) to lie in round pin axle (21) left and right sides equal rigid coupling on arc board (19), it is equipped with bent plate (22) to lie in round pin axle (21) department and keep away from one side of ring body (1) on arc board (19), bent plate (22) are close to the equal rigid coupling in one side left and right sides of round pin axle (21) and are equipped with inserted bar (23), inserted bar (23) are pegged graft with a section of thick bamboo (24) and are continuous.

6. An inductor having a toroidal powder core as claimed in claim 5, wherein: the arc plate (19) is made of a magnetic permeable material.

7. An inductor having a toroidal powder core as claimed in claim 5, wherein: and a silica gel pad (25) is fixedly assembled on one side wall of the curved plate (22) close to the pin shaft (21).