CN212461403U

CN212461403U - Anti-electromagnetic interference structure for intelligent capacitor

Info

Publication number: CN212461403U
Application number: CN202021097531.4U
Authority: CN
Inventors: 马宏庆; 周生汶
Original assignee: Shandong Shenghong Power Technology Co ltd
Current assignee: Shandong Shenghong Power Technology Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-02-02
Anticipated expiration: 2030-06-15

Abstract

The utility model provides an anti electromagnetic interference structure for intelligent condenser includes: a metal shell; the fixing structure is arranged at the top between the two sides of the inner wall of the metal shell and comprises a cross sliding plate, the cross sliding plate is fixedly connected to the top between the two sides of the inner wall of the metal shell, the two sides of the bottom of the cross sliding plate are both connected with fixing rings in a sliding mode, and the bottoms of the two fixing rings are both fixedly connected with L-shaped pull rods; the magnetic conduction assemblies are fixedly connected to two sides of the inner wall of the metal shell; and the connecting mechanism is fixedly connected to the bottom of the metal shell. The utility model discloses utilize metal-back and internal arrangement can have fine interference immunity at the during operation, even appear on every side stronger electromagnetic interference and also can not influence its normal work, solved the poor problem of traditional condenser anti-electromagnetic interference ability.

Description

Anti-electromagnetic interference structure for intelligent capacitor

Technical Field

The utility model relates to a condenser field especially relates to an anti electromagnetic interference structure for intelligent condenser.

Background

Electromagnetic interference includes both conducted interference, in which a signal on one electrical network is coupled to another electrical network through a conductive medium, and radiated interference, in which an interference source couples its signal to another electrical network through space, and electromagnetic interference affects the normal operation of electronic components.

The conventional capacitor protection structure is composed of an insulating layer, and the mode can only be used for protecting the capacitor and can only play a simple moisture-proof role, but cannot resist electromagnetic interference around the capacitor, so that when the electromagnetic interference reaches a certain strength, the normal work of the capacitor can be influenced.

Therefore, it is necessary to provide an anti-electromagnetic interference structure for a smart capacitor to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an anti electromagnetic interference structure for intelligent condenser has solved current condenser and can't resist electromagnetic interference's problem.

In order to solve the technical problem, the utility model provides a pair of anti electromagnetic interference structure for intelligent condenser, include: a metal shell;

the fixing structure is arranged at the top between the two sides of the inner wall of the metal shell and comprises a cross sliding plate, the cross sliding plate is fixedly connected to the top between the two sides of the inner wall of the metal shell, the two sides of the bottom of the cross sliding plate are both connected with fixing rings in a sliding mode, and the bottoms of the two fixing rings are both fixedly connected with L-shaped pull rods;

the magnetic conduction assemblies are fixedly connected to two sides of the inner wall of the metal shell;

and the connecting mechanism is fixedly connected to the bottom of the metal shell.

Preferably, two the outside that the metal casing just extended to the metal casing is all run through to the one end of L type pull rod, the equal fixedly connected with elasticity post in top of metal casing inner wall both sides, two the one end of elasticity post respectively with two solid fixed ring fixed connection.

Preferably, the surface of the two elastic columns is sleeved with a sliding spring, and the top of the two L-shaped pull rods is fixedly connected with a pull ring.

Preferably, the magnetic conduction assembly comprises two elastic blocks, one separated side of each elastic block is fixedly connected with the inner wall of the metal shell, and one separated side of each elastic block is fixedly connected with the metal guide rod.

Preferably, one end of each of the two metal guide rods penetrates through the metal shell and extends to the outside of the metal shell, and a magnetic conductive metal strip is arranged at one end, away from the metal guide rod, of each of the two metal guide rods.

Preferably, the connecting mechanism comprises an insulating ring, the insulating ring is fixedly connected to the bottom of the metal shell, and insulating bolts penetrate through the tops of two sides of the insulating ring.

Compared with the prior art, the utility model provides a pair of anti electromagnetic interference structure for intelligent condenser has following beneficial effect:

the utility model provides an anti-electromagnetic interference structure for intelligent capacitor, after the installation is completed, the device is completely fixed on a circuit board by using an insulating bolt and an insulating ring, the fixing structure of the device can fix the capacitor in a metal shell, two pull rings are pulled to move to one side which is separated to drive two L-shaped pull rods to move to one side which is separated, two fixing rings are driven to move to one side which is separated, the capacitor is put between one side which is opposite to the two fixing rings, the spring of an elastic column and a sliding spring is used for fixing the capacitor, the electromagnetic interference is generated outside the metal shell, the metal shell of the device can form an electromagnetic shielding space after completely wrapping the capacitor, and the magnetic conductive metal strip is used for grounding to derive electric charge, the capacitor can have good anti-interference performance when in work by using the metal shell and an internal device, even if strong electromagnetic interference occurs around, the normal work of the capacitor can not, the problem of traditional condenser anti-electromagnetic interference ability poor is solved.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of an anti-electromagnetic interference structure for an intelligent capacitor according to the present invention;

fig. 2 is a schematic surface view of the structure of the metal shell shown in fig. 1.

Reference numbers in the figures: 1. a metal shell; 2. a fixed structure; 21. a cross slide plate; 22. a fixing ring; 23. an L-shaped pull rod; 24. an elastic column; 25. a slide spring; 26. a pull ring; 3. a magnetic conductive component; 31. an elastic block; 32. a metal guide rod; 33. a magnetically conductive metal strip; 4. a connecting mechanism; 41. an insulating ring; 42. and (4) insulating bolts.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1 and fig. 2 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of an electromagnetic interference resistant structure for an intelligent capacitor according to the present invention; fig. 2 is a schematic surface view of the metal case shown in fig. 1, and an electromagnetic interference resistant structure for an intelligent capacitor includes: a metal case 1;

the fixing structure 2 is arranged at the top between the two sides of the inner wall of the metal shell 1, the fixing structure 2 comprises a cross sliding plate 21, the cross sliding plate 21 is fixedly connected to the top between the two sides of the inner wall of the metal shell 1, the two sides of the bottom of the cross sliding plate 21 are both connected with fixing rings 22 in a sliding mode, and the bottoms of the two fixing rings 22 are both fixedly connected with L-shaped pull rods 23;

the magnetic conduction component 3 is fixedly connected to two sides of the inner wall of the metal shell 1;

coupling mechanism 4, coupling mechanism 4 fixed connection is in the bottom of metal casing 1, and metal casing 1 can wrap up whole condenser, and sideslip board 21 is used for connecting solid fixed ring 22, and two solid fixed ring 22 move towards relative one side and can be fixed with the condenser, and L type pull rod 23 is sliding connection with the metal casing 1 junction, can control two solid fixed ring 22 and move, and magnetic conduction subassembly 3 can be derived metal casing 1 and condenser surface charge ground connection.

The one end of two L type pull rods 23 all runs through metal casing 1 and extends to the outside of metal casing 1, the equal fixedly connected with elasticity post 24 in top of 1 inner wall both sides of metal casing, the one end of two elasticity posts 24 respectively with two solid fixed ring 22 fixed connection, pulling L type pull rod 23 can drive solid fixed ring 22 and remove, elasticity post 24 cooperation sliding spring 25 can promote two solid fixed ring 22 toward relative one side removal, is used for pressing from both sides tight condenser.

The surface cover of two elasticity posts 24 is equipped with sliding spring 25, the equal fixedly connected with pull ring 26 in top of two L type pull rods 23, and pull ring 26 conveniently stimulates L type pull rod 23.

Magnetic conduction subassembly 3 includes two elastic blocks 31, and two elastic blocks 31 one side that leaves each other all with the fixed connection of the inner wall of metal casing 1, the equal fixed connection metal guide rod 32 of one side that two elastic blocks 31 leave each other, and elastic block 31 has electric conductivity, when the condenser is put into metal casing 1, can provide the guide effect, makes things convenient for the condenser to be close to the intermediate position of metal casing 1.

One end of each of the two metal guide rods 32 penetrates through the metal shell 1 and extends to the outside of the metal shell 1, one end of each of the two metal guide rods 32 away from each other is provided with a magnetic conductive metal strip 33, the metal guide rods 32 and the magnetic conductive metal strips 33 are both conductive, and the magnetic conductive metal strips 33 can be grounded directly or connected with a grounded metal object.

The connection mechanism 4 includes an insulation ring 41, the insulation ring 41 is fixedly connected to the bottom of the metal shell 1, insulation bolts 42 are respectively penetrated through the tops of two sides of the insulation ring 41, the insulation bolts 42 are made of insulating materials, and after the insulation ring 41 is contacted with the circuit board, the insulation bolts 42 can be used for fixing.

The utility model provides a pair of anti electromagnetic interference structure for intelligent condenser's theory of operation as follows:

when the capacitor is used, firstly, the two pull rings 26 are pulled to move towards the separated side, so that the two L-shaped pull rods 23 are driven to move towards the separated side, at the same time, the two fixing rings 22 are driven to move towards the separated side, meanwhile, the elastic columns 24 and the sliding and sliding springs 25 are compressed, the capacitor is placed between the opposite sides of the two fixing rings 22 and is fixed, when the capacitor is placed in the metal shell 1, the elastic blocks 31 can provide a guiding effect, so that the capacitor is convenient to be close to the middle position of the metal shell 1, the capacitor is installed on a corresponding circuit board after the fixation is completed, at the moment, the insulating rings 41 are grounded, the capacitor is further fixed by using the insulating bolts 42, at the moment, the capacitor is included by the metal shell 1 to form electromagnetic shielding, and generated charges are led out by using the metal guide rods 32 and the magnetic conductive metal strips 33, and the magnetic conductive metal strips 33 can, thereby completely discharging the electric charge generated in the metal case 1, and improving the anti-electromagnetic interference property of the capacitor.

after the capacitor is installed, the device is completely fixed on a circuit board by using an insulating bolt 42 and an insulating ring 41, a fixing structure 2 of the device can fix the capacitor in a metal shell 1, two pull rings 26 are pulled to move towards the separated side to drive two L-shaped pull rods 23 to move towards the separated side, two fixing rings 22 are driven to move towards the separated side, the capacitor is placed between the opposite sides of the two fixing rings 22, the capacitor is fixed by using springs of an elastic column 24 and a sliding spring 25, electromagnetic interference is generated outside the metal shell 1, an electromagnetic shielding space is formed after the metal shell 1 of the device completely wraps the capacitor, and a magnetic conductive metal strip 33 is used for grounding to guide out electric charges, the capacitor has good anti-interference performance when in work by using the metal shell 1 and an internal device, and the normal work of the capacitor cannot be influenced even if strong electromagnetic interference occurs around, the problem of traditional condenser anti-electromagnetic interference ability poor is solved.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An anti-electromagnetic interference structure for an intelligent capacitor, comprising: a metal shell (1);

the fixing structure (2) is arranged at the top between the two sides of the inner wall of the metal shell (1), the fixing structure (2) comprises a cross sliding plate (21), the cross sliding plate (21) is fixedly connected to the top between the two sides of the inner wall of the metal shell (1), the two sides of the bottom of the cross sliding plate (21) are both connected with fixing rings (22) in a sliding mode, and the bottoms of the two fixing rings (22) are both fixedly connected with L-shaped pull rods (23);

the magnetic conduction component (3), the magnetic conduction component (3) is fixedly connected to two sides of the inner wall of the metal shell (1);

the connecting mechanism (4), the connecting mechanism (4) is fixedly connected to the bottom of the metal shell (1).

2. The anti-electromagnetic interference structure for the intelligent capacitor according to claim 1, wherein one end of each of the two L-shaped pull rods (23) penetrates through the metal shell (1) and extends to the outside of the metal shell (1), the top of each of two sides of the inner wall of the metal shell (1) is fixedly connected with an elastic column (24), and one end of each of the two elastic columns (24) is fixedly connected with the two fixing rings (22).

3. The structure of claim 2, wherein the surface of each of the two elastic columns (24) is sleeved with a sliding spring (25), and the tops of the two L-shaped pull rods (23) are fixedly connected with pull rings (26).

4. The anti-electromagnetic interference structure for the intelligent capacitor according to claim 1, wherein the magnetic conducting component (3) comprises two elastic blocks (31), one sides of the two elastic blocks (31) away from each other are fixedly connected with the inner wall of the metal shell (1), and one sides of the two elastic blocks (31) away from each other are fixedly connected with a metal guide rod (32).

5. The anti-electromagnetic interference structure for the intelligent capacitor according to claim 4, wherein one end of each of the two metal guide rods (32) penetrates through the metal shell (1) and extends to the outside of the metal shell (1), and one end of each of the two metal guide rods (32) away from each other is provided with a magnetic conductive metal strip (33).

6. The structure of claim 1, wherein the connection mechanism (4) comprises an insulating ring (41), the insulating ring (41) is fixedly connected to the bottom of the metal shell (1), and insulating bolts (42) penetrate through the tops of two sides of the insulating ring (41).