Anti-interference soft magnetic ferrite core

Abstract

The utility model discloses an anti-interference soft magnetic ferrite magnetic core which comprises a protective cover, a soft magnetic ferrite magnetic core body is installed in the protective cover, a bottom plate is fixedly connected to the position, located at the bottom of the soft magnetic ferrite magnetic core body, in the protective cover, and a buffer assembly is fixedly installed in the position, located below the bottom plate, in the protective cover. An anti-interference frame is fixedly installed in the inner side wall of the protective cover, a connecting sleeve is fixedly connected to the top of the bottom plate and located in the center of the soft magnetic ferrite core body, and a protective cover is installed at the top of the protective cover. The soft magnetic ferrite magnetic core has the advantages that the overall stability of the soft magnetic ferrite magnetic core can be improved, the situation that the soft magnetic ferrite magnetic core shakes, collides and is damaged is avoided, the probability that the soft magnetic ferrite magnetic core is damaged is reduced, and meanwhile the working reliability and dismounting and mounting convenience of the soft magnetic ferrite magnetic core are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of soft ferrite cores, in particular to an anti-interference soft ferrite core. Background Art

[0002] Ferrite anti-interference core is a new type of inexpensive interference suppression device developed in recent years. Its function is equivalent to a low-pass filter. The main components of the anti-interference magnetic ring are nickel oxide, copper oxide, zinc oxide, and visual oxide. Ferrite anti-interference core can better solve the high-frequency interference suppression problem of power lines, signal lines and connectors, and has a series of advantages such as simple, convenient, effective, and small space occupation. It is widely used in various military or civilian electronic equipment such as computers.

[0003] There are many types of such soft ferrite cores on the market today, which can basically meet people's needs. However, there are still certain problems. The structural stability of the soft ferrite core is poor when it is used, and it is easily disturbed during use. It is also not convenient to disassemble and use, and the soft ferrite is easily damaged during disassembly and assembly. Utility Model Content

[0004] In view of the shortcomings of the prior art soft ferrite cores that are easily disturbed during use and are not convenient for disassembly and assembly, the utility model designs an interference-proof soft ferrite core, which can improve the overall stability of the soft ferrite core, prevent the soft ferrite core from shaking and colliding to cause damage, reduce the probability of damage to the soft ferrite core, and at the same time improve the reliability of the soft ferrite core during operation and the convenience of disassembly and assembly.

[0005] The utility model provides the following technical solution: an interference-proof soft ferrite core, comprising: a protective cover, a soft ferrite core body is installed inside the protective cover, a bottom plate is fixedly connected inside the protective cover and located at the bottom of the soft ferrite core body, a buffer component is fixedly installed inside the protective cover and located below the bottom plate, an interference-proof frame is fixedly installed in the inner wall of the protective cover, a connecting sleeve is fixedly connected at the top of the bottom plate and located at the center of the soft ferrite core body, a protective cover is installed on the top of the protective cover, a connecting column is fixedly connected at the center of the protective cover, and the connecting column is fixedly connected to the connecting sleeve through a fixing mechanism.

[0006] Preferably, the buffer assembly includes a buffer plate movably installed inside the protective cover and located below the bottom plate, a plurality of buffer protrusions are fixedly installed on the top of the buffer plate, two groups of telescopic rods are fixedly connected to the bottom of the buffer plate, the bottom ends of the two groups of telescopic rods are slidably connected to the protective cover through sleeves, and a damping spring is fixedly installed inside the sleeve and at the bottom of the telescopic rod.

[0007] Preferably, the multiple groups of buffer bumps are evenly spaced on the top of the buffer plate, through holes are provided at positions inside the bottom plate corresponding to the multiple groups of buffer bumps, and the tops of the multiple groups of buffer bumps are fixedly connected with a first protective pad.

[0008] Preferably, the top ends of the two groups of telescopic rods are fixedly connected with sliding rods, the outer sides of the two groups of sliding rods are slidably connected with sliding sleeves, the outer sides of the two groups of sliding rods and the sides away from the two groups of sliding sleeves are sleeved with buffer springs, a transmission rod is installed between the sliding sleeve and the protective cover, and the two ends of the transmission rod are respectively rotatably connected to the sliding sleeve and the protective cover.

[0009] Preferably, the anti-interference frame is composed of multiple groups of anti-interference columns and multiple groups of connecting strips, the multiple groups of anti-interference columns are installed in the inner wall of the protective cover at equal intervals, and the multiple groups of anti-interference columns are fixedly connected by connecting strips.

[0010] Preferably, an inner sealing edge is fixedly connected to the inner side of the protective cover, and a second protective pad is installed on the inner side of the inner sealing edge and on the top of the soft ferrite core body.

[0011] Preferably, the fixing mechanism includes a threaded column threadedly connected to the inner side of the connecting column, and a slider is symmetrically slidably connected to the bottom end of the connecting column. The corresponding sides of the two groups of sliders are slidably connected to the connecting column through the sliding column, and the outer sides of the two groups of sliding columns and the corresponding sides of the two groups of sliders are sleeved with return springs, and the opposite sides of the two groups of sliding columns are plugged into the connecting sleeve through the fixing column.

[0012] The beneficial effects of the utility model are:

[0013] 1. Through the design of the buffer component, when the soft ferrite core body is in use, it can buffer and absorb the impact of collision to prevent it from shaking and causing damage. The first protective pad contacts the bottom of the soft ferrite core body to avoid contact damage. At the same time, multiple groups of buffer bumps with equal spacing can stably support the soft ferrite core body, thereby ensuring the stability of the soft ferrite core body, and can further buffer the impact of the collision, reducing the probability of damage to the soft ferrite core body.

[0014] 2. Through the design of the anti-interference frame, the anti-interference frame composed of multiple groups of anti-interference columns and multiple groups of connecting strips can not only reduce the interference to the soft ferrite core body, but also improve the reliability of the soft ferrite core body during operation. At the same time, the structure of the protective cover can be strengthened to improve the external protection effect of the soft ferrite core body;

[0015] 3. Through the coordinated design of the connecting sleeve, the connecting column and the fixing mechanism, when installing the soft ferrite core body, first install the soft ferrite core body into the inner side of the protective cover, then align the connecting column with the inner side of the connecting sleeve and insert it, cover the top of the protective cover, and after the connecting column enters the interior of the connecting sleeve, rotate the threaded column several times, and under the extrusion action, push the slider into the interior of the connecting column, and then push multiple groups of fixing columns into the interior of the connecting sleeve to quickly fix the protective cover, thereby completing the installation of the soft ferrite core body. When disassembling the soft ferrite core body, it is only necessary to rotate the threaded column several times in the opposite direction and retract the fixing column into the interior of the connecting column under the rebound of the reset spring to release the fixation of the connecting sleeve, and then the protective cover can be opened to move the connecting column out of the interior of the connecting sleeve, thereby facilitating the rapid disassembly and assembly of the soft ferrite core body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall external structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the protective cover of the utility model being opened;

[0018] Figure 3 This is a schematic diagram of the overall internal structure of the utility model;

[0019] Figure 4 for Figure 3 The enlarged schematic diagram at A in the middle;

[0020] Figure 5 This is a schematic diagram of the anti-interference frame structure of the utility model;

[0021] In the figure: 1. protective cover; 2. soft magnetic ferrite core body; 3. bottom plate; 4. buffer assembly; 401. buffer plate; 402. buffer bump; 403. telescopic rod; 404. sleeve; 405. damping spring; 406. through hole; 407. first protective pad; 408. slide bar; 409. slide sleeve; 410. buffer spring; 411. transmission rod; 5. anti-interference frame; 501. anti-interference column; 502. connecting strip; 6. connecting sleeve; 7. protective cover; 701. inner edge seal; 702. second protective pad; 8. connecting column; 9. fixing mechanism; 901. threaded column; 902. slider; 903. slide column; 904. reset spring; 905. fixing column. DETAILED DESCRIPTION

[0022] In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved clearer, the technical solutions of the embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present invention.

[0023] Example

[0024] like Figures 1 to 5 As shown, an interference-proof soft ferrite core comprises: a protective cover 1, a soft ferrite core body 2 is installed inside the protective cover 1, a bottom plate 3 is fixedly connected inside the protective cover 1 and located at the bottom of the soft ferrite core body 2, a buffer component 4 is fixedly installed inside the protective cover 1 and located below the bottom plate 3, an interference-proof frame 5 is fixedly installed in the inner wall of the protective cover 1, a connecting sleeve 6 is fixedly connected to the top of the bottom plate 3 and located at the center of the soft ferrite core body 2, a protective cover 7 is installed on the top of the protective cover 1, a connecting column 8 is fixedly connected to the center of the protective cover 7, and the connecting column 8 is fixedly connected to the connecting sleeve 6 through a fixing mechanism 9.

[0025] The buffer assembly 4 includes a buffer plate 401 movably installed inside the protective cover 1 and located below the base plate 3, a plurality of buffer bumps 402 are fixedly installed on the top of the buffer plate 401, two groups of telescopic rods 403 are fixedly connected to the bottom of the buffer plate 401, the bottom ends of the two groups of telescopic rods 403 are slidably connected to the protective cover 1 through sleeves 404, a damping spring 405 is fixedly installed inside the sleeve 404 and at the bottom of the telescopic rod 403, when the soft ferrite core body 2 is in use, if the outer side is hit, the buffer plate 401 moves downward to make the telescopic rod 403 telescope into the sleeve 404, and the damping spring 405 is used to buffer and absorb the collision impact to prevent it from shaking and colliding to cause damage.

[0026] Multiple groups of buffer bumps 402 are evenly spaced on the top of the buffer plate 401, through holes 406 are provided at positions inside the bottom plate 3 corresponding to the multiple groups of buffer bumps 402, and the tops of the multiple groups of buffer bumps 402 are fixedly connected with a first protective pad 407. The multiple groups of buffer bumps 402 move downward in the through holes 406 as the buffer plate 401 moves downward, and contact with the bottom of the soft ferrite core body 2 through the first protective pad 407 to avoid contact damage. At the same time, the multiple groups of buffer bumps 402 with equal spacing can stably support the soft ferrite core body 2, thereby ensuring the stability of the soft ferrite core body 2 during use.

[0027] The top ends of the two groups of telescopic rods 403 are fixedly connected with sliding rods 408, and the outer sides of the two groups of sliding rods 408 are slidably connected with sliding sleeves 409. The outer sides of the two groups of sliding rods 408 and the sides away from the two groups of sliding sleeves 409 are sleeved with buffer springs 410. A transmission rod 411 is installed between the sliding sleeve 409 and the protective cover 1. The two ends of the transmission rod 411 are rotatably connected to the sliding sleeve 409 and the protective cover 1 respectively. When the telescopic rod 403 is extended and retracted, the transmission rod 411 swings accordingly, so that the top end of the transmission rod 411 squeezes the sliding sleeve 409, and the sliding sleeve 409 slides on the outer side of the sliding rod 408 to squeeze the buffer spring 410, further buffering the impact force of the collision, thereby reducing the probability of damage to the soft ferrite core body 2.

[0028] The anti-interference frame 5 is composed of multiple groups of anti-interference columns 501 and multiple groups of connecting strips 502. The multiple groups of anti-interference columns 501 are installed at equal intervals on the inner wall of the protective cover 1. The multiple groups of anti-interference columns 501 are fixedly connected by connecting strips 502. When the soft ferrite core body 2 is in use, the anti-interference frame 5 composed of multiple groups of anti-interference columns 501 and multiple groups of connecting strips 502 can not only reduce the interference to the soft ferrite core body 2, and improve the reliability of the soft ferrite core body 2 during operation, but also strengthen the structure of the protective cover 1 and improve the external protection effect of the soft ferrite core body 2.

[0029] An inner sealing edge 701 is fixedly connected to the inner side of the protective cover 7, and a second protective pad 702 is installed on the inner side of the inner sealing edge 701 and on the top of the soft ferrite core body 2. After the protective cover 7 is covered, the sealing of the protective cover 7 is ensured by the inner sealing edge 701, and the top of the soft ferrite core body 2 is protected by the second protective pad 702. The connecting sleeve 6 is located at the center of the soft ferrite core body 2 to position it, further ensuring the working stability of the soft ferrite core body 2.

[0030] The fixing mechanism 9 includes a threaded column 901 threadedly connected to the inner side of the connecting column 8, and a slider 902 is symmetrically slidably connected to the bottom end of the connecting column 8. The corresponding sides of the two groups of sliders 902 are slidably connected to the connecting column 8 through a slider 903. The outer sides of the two groups of sliders 903 and the corresponding sides of the two groups of sliders 902 are sleeved with a return spring 904. The opposite sides of the two groups of sliders 903 are plugged into the connecting sleeve 6 through a fixed column 905. When installing the soft ferrite core body 2, first install the soft ferrite core body 2 into the protective cover 1, then align the connecting column 8 with the inner side of the connecting sleeve 6 and insert it, cover the protective cover 7 on the top of the protective cover 1, and then install the connecting column 8 into the protective cover 1. After entering the interior of the connecting sleeve 6, rotate the threaded column 901 for a few turns, and under the extrusion effect, push the slider 902 into the interior of the connecting column 8, and then push the multiple groups of fixing columns 905 into the interior of the connecting sleeve 6 to quickly fix the protective cover 7, thereby completing the installation of the soft ferrite core body 2. When disassembling the soft ferrite core body 2, it is only necessary to rotate the threaded column 901 in the opposite direction for a few turns. Under the rebound of the reset spring 904, the fixing column 905 is retracted into the interior of the connecting column 8 to release the fixation of the connecting sleeve 6, and then the protective cover 7 can be opened to allow the connecting column 8 to be removed from the interior of the connecting sleeve 6, thereby facilitating the rapid disassembly and assembly of the soft ferrite core body 2.

[0031] Implementation scheme: When installing the soft ferrite core body 2, first install the soft ferrite core body 2 into the inner side of the protective cover 1, then align the connecting column 8 with the inner side of the connecting sleeve 6 and insert it, cover the protective cover 7 on the top of the protective cover 1, and after the connecting column 8 enters the inside of the connecting sleeve 6, rotate the threaded column 901 for several turns, and push the slider 902 into the inside of the connecting column 8 under the extrusion effect, and then push the multiple groups of fixing columns 905 into the inside of the connecting sleeve 6 to quickly fix the protective cover 7, thereby completing the installation of the soft ferrite. Installation of the magnetic core body 2. When the soft ferrite magnetic core body 2 is in use, if the outer side receives a collision and the buffer plate 401 moves downward, the telescopic rod 403 is telescoped into the sleeve 404, and the damping spring 405 is used to buffer and absorb the collision impact to prevent it from shaking and causing damage. The first protective pad 407 contacts the bottom of the soft ferrite magnetic core body 2 to avoid contact damage. At the same time, multiple groups of buffer bumps 402 with equal spacing can stably support the soft ferrite magnetic core body 2, thereby ensuring the soft ferrite magnetic core body 2 has good stability in use. When the telescopic rod 403 is extended and retracted, the transmission rod 411 swings accordingly, so that the top end of the transmission rod 411 squeezes the sliding sleeve 409, so that the sliding sleeve 409 slides on the outside of the sliding rod 408 to squeeze the buffer spring 410, further buffering the impact force of the collision, reducing the probability of damage to the soft ferrite core body 2. At the same time, the anti-interference frame 5 composed of multiple groups of anti-interference columns 501 and multiple groups of connecting strips 502 can not only reduce the interference to the soft ferrite core body 2, but also improve the reliability of the soft ferrite core body 2 when working, and at the same time can strengthen the structure of the protective cover 1, improve the external protection effect of the soft ferrite core body 2, the whole operation process is simple and convenient, compared with the existing soft ferrite core, the utility model can improve the overall stability of the soft ferrite core through design, prevent the soft ferrite core from shaking and colliding to cause damage, reduce the probability of damage to the soft ferrite core, and at the same time improve the reliability and disassembly convenience of the soft ferrite core when working.

[0032] Although the preferred embodiments of the present invention have been described, those skilled in the art may make other changes and modifications to these embodiments once they have learned the basic creative concept. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications falling within the scope of the present invention.

[0033] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. An anti-interference soft ferrite core, characterized in that: include: A protective cover, wherein a soft ferrite core body is installed inside the protective cover, a bottom plate is fixedly connected inside the protective cover and at the bottom of the soft ferrite core body, a buffer assembly is fixedly installed inside the protective cover and below the bottom plate, an anti-interference frame is fixedly installed in the inner wall of the protective cover, a connecting sleeve is fixedly connected at the top of the bottom plate and at the center of the soft ferrite core body, a protective cover is installed on the top of the protective cover, a connecting column is fixedly connected at the center of the protective cover, and the connecting column is fixedly connected to the connecting sleeve through a fixing mechanism.

2. The anti-interference soft ferrite core according to claim 1, characterized in that: The buffer assembly includes a buffer plate movably installed inside the protective cover and located below the bottom plate, a plurality of buffer bumps are fixedly installed on the top of the buffer plate, two groups of telescopic rods are fixedly connected to the bottom of the buffer plate, the bottom ends of the two groups of telescopic rods are slidably connected to the protective cover through sleeves, and a damping spring is fixedly installed inside the sleeve and at the bottom of the telescopic rod.

3. The anti-interference soft ferrite core according to claim 2, characterized in that: The plurality of buffer bumps are evenly spaced and distributed on the top of the buffer plate. Through holes are provided at positions corresponding to the plurality of buffer bumps inside the bottom plate. The tops of the plurality of buffer bumps are fixedly connected with first protective pads.

4. The anti-interference soft ferrite core according to claim 2, characterized in that: The top ends of the two sets of telescopic rods are fixedly connected with sliding rods, the outer sides of the two sets of sliding rods are slidably connected with sliding sleeves, the outer sides of the two sets of sliding rods and the sides away from the two sets of sliding sleeves are sleeved with buffer springs, a transmission rod is installed between the sliding sleeve and the protective cover, and the two ends of the transmission rod are respectively rotatably connected with the sliding sleeve and the protective cover.

5. The anti-interference soft ferrite core according to claim 1, characterized in that: The anti-interference frame is composed of multiple groups of anti-interference columns and multiple groups of connecting strips. The multiple groups of anti-interference columns are installed at equal intervals in the inner wall of the protective cover, and the multiple groups of anti-interference columns are fixedly connected by connecting strips.

6. The anti-interference soft ferrite core according to claim 1, characterized in that: The inner side of the protective cover is fixedly connected with an inner sealing edge, and a second protective pad is installed on the inner side of the inner sealing edge and on the top of the soft ferrite core body.

7. The anti-interference soft ferrite core according to claim 1, characterized in that: The fixing mechanism includes a threaded column threadedly connected to the inner side of the connecting column, and a slider is symmetrically slidably connected to the bottom end of the connecting column. The corresponding sides of the two groups of sliders are slidably connected to the connecting column through the sliding column, and the outer sides of the two groups of sliding columns and the corresponding sides of the two groups of sliders are sleeved with return springs, and the opposite sides of the two groups of sliding columns are plugged into the connecting sleeve through the fixing column.

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