Magnetic rubber inductor capable of preventing magnetic interference

Abstract

The utility model discloses an anti-magnetic-interference magnetic rubber inductor, relates to the technical field of inductors, and aims to solve the problem that in the prior art, in the process of colliding with the outside, a protective shell is prone to being damaged, and then maintenance and replacement cost is increased, and the anti-magnetic-interference magnetic rubber inductor comprises a bottom shell, and a cover shell is arranged on the top of the bottom shell; a fixing rod is fixed to the center of the top of the bottom shell, a fixing disc is fixed to the top of the fixing rod, a screw block is fixed to the top of the fixing disc, and a magnetic ring is connected to the top of the bottom shell. According to the utility model, the through hole at the top of the cover shell is inserted along the screw block, and the cover shell and the bottom shell are connected in a closed manner through the insertion of the first cap and the screw block, so that the magnetic ring and the coil are protected between the cover shell and the bottom shell, the overall anti-magnetic interference is improved, and through a detachable connection mode, after the cover shell is damaged, the magnetic ring and the coil can be prevented from being damaged. And the device can be detached for independent replacement, so that the maintenance cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of inductors, in particular to a magnetic rubber inductor for preventing magnetic interference. Background Art

[0002] Magnetic rubber inductor is a common electronic component. Magnetic rubber inductor is also called automated shielded inductor because it is made by fully automated machines. Japan's Taiyo Yuden first launched this product, so many people are accustomed to calling it NR inductor.

[0003] The existing magnetic rubber inductor has a short service life and is prone to damage to the protective shell during collision with the outside world, which in turn increases the cost of maintenance and replacement. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a magnetic rubber inductor with anti-magnetic interference, which overcomes the deficiencies of the prior art and effectively solves the problem in the prior art that the protective shell is easily damaged during collision with the outside world, thereby increasing the cost of maintenance and replacement.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A magnetic rubber inductor for preventing magnetic interference comprises a bottom shell, a cover shell is arranged on the top of the bottom shell, a fixing rod is fixed at the top center of the bottom shell, a fixing plate is fixed on the top of the fixing rod, and a screw block is fixed on the top of the fixing plate, a magnetic ring is connected to the top of the bottom shell, and a coil is wound around the magnetic ring, both ends of the coil are connected to a connecting mechanism, and the connecting mechanism comprises a mounting plate, a placement block fixed to the top of the mounting plate, a connecting rod symmetrically placed on the top of the placement block, screws fixed to the two ends of the top of the mounting plate, and a pressing block arranged on the top of the placement block.

[0007] By inserting the through hole on the top of the cover shell along the screw block and plugging the first cover cap into the screw block, the cover shell and the bottom shell are closed and connected, so that the magnetic ring and the coil are protected between the cover shell and the bottom shell, thereby improving the overall anti-magnetic interference. Through the detachable connection method, the cover shell can be disassembled and replaced separately after it is damaged.

[0008] Preferably, a through hole is provided on the top of the cover shell, and the inner diameter of the through hole is larger than the outer diameter of the screw block, and symmetrically distributed wire grooves are provided on one side of the annular outer wall of the cover shell.

[0009] When the cover shell and the bottom shell are closed, the through hole is inserted along the screw block.

[0010] Preferably, a first cover cap is disposed on the top of the cover shell, and the first cover cap is threadedly matched with the screw block.

[0011] The first cover cap is screwed with the screw block to fasten the cover shell to the top of the bottom shell.

[0012] Preferably, clamping rings are fixed on both sides of the top of the bottom shell, and the clamping rings are clamped with the magnetic ring.

[0013] The magnetic ring is connected and arranged by a clamping ring to prevent the magnetic ring from moving on the top of the bottom shell.

[0014] Preferably, the top of the placement block and the bottom of the pressing block are both provided with symmetrically distributed grooves, and the grooves are adapted to the connecting rod, and one end of the connecting rod is connected and fixed to the coil.

[0015] The connecting rod is placed and positioned by means of the provided groove.

[0016] Preferably, connecting blocks are fixed at both ends of the pressing block, and a through hole with an inner diameter larger than an outer diameter of the screw is opened on the top of the connecting block, and a second cap is arranged on the top of the connecting block, and the second cap is threadedly connected to the screw.

[0017] The connecting block is inserted along the screw rod, and the pressing block is fixed on the top of the placing block by screwing the second cover cap to the screw rod.

[0018] The beneficial effects of the utility model are:

[0019] The cover shell and the bottom shell are closed and connected by inserting the through hole on the top of the cover shell along the screw block and plugging the first cover cap into the screw block, so that the magnetic ring and the coil are protected between the cover shell and the bottom shell, thereby improving the overall anti-magnetic interference. Moreover, through the detachable connection method, after the cover shell is damaged, it can be disassembled and replaced separately, thereby reducing the maintenance cost. This effectively solves the problem in the prior art that the protective shell is easily damaged during collision with the outside world, thereby increasing the maintenance and replacement costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of a magnetic rubber inductor for preventing magnetic interference proposed by the utility model;

[0021] Figure 2 This is a schematic diagram of the overall structure of a magnetic rubber inductor for preventing magnetic interference proposed by the utility model;

[0022] Figure 3 The utility model provides a schematic diagram of the connection structure of a magnetic rubber inductor for preventing magnetic interference.

[0023] In the figure: 1. bottom shell; 2. cover shell; 3. first cover cap; 4. wire trough; 5. fixing rod; 6. fixing plate; 7. screw block; 8. magnetic ring; 9. coil; 10. connecting mechanism; 11. mounting plate; 12. placement block; 13. connecting rod; 14. screw; 15. pressure block; 16. connecting block; 17. second cover cap. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Example:

[0026] Reference Figure 1-3 A magnetic rubber inductor for preventing magnetic interference comprises a bottom shell 1, a cover shell 2 is arranged on the top of the bottom shell 1, a fixing rod 5 is fixed at the center of the top of the bottom shell 1, a fixing plate 6 is fixed on the top of the fixing rod 5, a screw block 7 is fixed on the top of the fixing plate 6, a magnetic ring 8 is connected to the top of the bottom shell 1, a coil 9 is wound around the magnetic ring 8, and both ends of the coil 9 are connected to a connecting mechanism 10, the connecting mechanism 10 comprises a mounting plate 11, a placement block 12 fixed to the top of the mounting plate 11, a connecting rod 13 symmetrically placed on the top of the placement block 12, screws 14 fixed to both ends of the top of the mounting plate 11, and a pressing block 15 arranged on the top of the placement block 12;

[0027] A through hole is provided at the top of the cover shell 2, and the inner diameter of the through hole is larger than the outer diameter of the screw block 7. A symmetrically distributed wire groove 4 is provided on one side of the annular outer wall of the cover shell 2. When the cover shell 2 and the bottom shell 1 are closed, the through hole is inserted along the screw block 7. A first cover cap 3 is provided at the top of the cover shell 2, and the first cover cap 3 and the screw block 7 form a threaded fit. The first cover cap 3 and the screw block 7 are screwed together to fasten the cover shell 2 to the top of the bottom shell 1.

[0028] Snap rings are fixed on both sides of the top of the bottom shell 1, and the snap rings are snapped with the magnetic ring 8. The magnetic ring 8 is connected and set by the set snap rings to prevent the magnetic ring 8 from moving on the top of the bottom shell 1. Symmetrically distributed grooves are provided on the top of the placement block 12 and the bottom of the pressure block 15. The grooves are adapted to the connecting rod 13. One end of the connecting rod 13 is connected and fixed to the coil 9. The connecting rod 13 is placed and positioned by the set grooves. Connecting blocks 16 are fixed on both ends of the pressure block 15. A through hole with an inner diameter larger than the outer diameter of the screw 14 is provided on the top of the connecting block 16. A second cap 17 is provided on the top of the connecting block 16. The second cap 17 is screwed with the screw 14. The connecting block 16 is inserted along the screw 14, and the pressure block 15 is fixed to the top of the placement block 12 by screwing the second cap 17 with the screw 14.

[0029] Working principle:

[0030] By inserting the through hole on the top of the cover shell 2 along the screw block 7 and plugging the first cover cap 3 into the screw block 7, the cover shell 1 and the bottom shell 1 are closed and connected, so that the magnetic ring 8 and the coil 9 are protected between the cover shell 1 and the bottom shell 1, thereby improving the overall anti-magnetic interference. Through the detachable connection method, after the cover shell 2 is damaged, it can be disassembled and replaced separately, thereby reducing the maintenance cost.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A magnetic rubber inductor for preventing magnetic interference, comprising a bottom shell (1), characterized in that: A cover shell (2) is arranged on the top of the bottom shell (1), and a fixing rod (5) is fixed at the center of the top of the bottom shell (1), a fixing plate (6) is fixed on the top of the fixing rod (5), and a screw block (7) is fixed on the top of the fixing plate (6), a magnetic ring (8) is connected to the top of the bottom shell (1), and a coil (9) is wound around the magnetic ring (8), and both ends of the coil (9) are connected to a connecting mechanism (10), and the connecting mechanism (10) includes a mounting plate (11), a placement block (12) fixed to the top of the mounting plate (11), a connecting rod (13) symmetrically placed on the top of the placement block (12), screws (14) fixed to both ends of the top of the mounting plate (11), and a pressing block (15) arranged on the top of the placement block (12).

2. The magnetic rubber inductor for preventing magnetic interference according to claim 1, characterized in that: A through hole is provided on the top of the cover shell (2), and the inner diameter of the through hole is larger than the outer diameter of the screw block (7). A symmetrically distributed wire groove (4) is provided on one side of the annular outer wall of the cover shell (2).

3. The magnetic rubber inductor for preventing magnetic interference according to claim 1, characterized in that: A first cover cap (3) is arranged on the top of the cover shell (2), and the first cover cap (3) and the screw block (7) form a threaded fit.

4. The magnetic rubber inductor for preventing magnetic interference according to claim 1, characterized in that: Snap rings are fixed on both sides of the top of the bottom shell (1), and the snap rings are snap-connected with the magnetic ring (8).

5. The magnetic rubber inductor for preventing magnetic interference according to claim 1, characterized in that: The top of the placement block (12) and the bottom of the pressing block (15) are both provided with symmetrically distributed grooves, and the grooves are adapted to the connecting rod (13), and one end of the connecting rod (13) is connected and fixed to the coil (9).

6. The magnetic rubber inductor for preventing magnetic interference according to claim 1, characterized in that: Connecting blocks (16) are fixed at both ends of the pressing block (15), and a through hole with an inner diameter greater than the outer diameter of the screw rod (14) is provided at the top of the connecting block (16). A second cover cap (17) is provided at the top of the connecting block (16), and the second cover cap (17) is screwed to the screw rod (14).

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