CN216565963U

CN216565963U - Electromagnetic filter with sealing performance

Info

Publication number: CN216565963U
Application number: CN202123396222.4U
Authority: CN
Inventors: 董争锋
Original assignee: Wuhan Lianhua Feichuang Technology Co ltd
Current assignee: Wuhan Lianhua Feichuang Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-17
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses an electromagnetic filter with sealing performance, which comprises a shell, wherein an electronic element is arranged in the shell, the end part of the electronic element is fixedly connected with a lead, the lead is in through connection with the shell, an elastic cylinder is regulated on the surface of the lead, a through hole is formed in the side edge of the shell, the elastic cylinder is in through connection with the through hole, a shell cover is arranged at the top of the shell, a sealing ring is fixedly connected to the bottom of the shell cover, and a sealing groove is formed in the top of the shell. According to the utility model, under the matching of the elastic cylinder, the shell cover, the sealing ring and the sealing groove, the sealing effect of the structure is effectively improved when the structure is used, so that the situation that when an electronic element is placed in the shell body for use, external air enters the structure due to insufficient sealing property, and the moisture in the air is brought into the structure to cause the electronic element to be damaged is avoided.

Description

Electromagnetic filter with sealing performance

Technical Field

The utility model relates to the relevant technical field of electromagnetic filters, in particular to an electromagnetic filter with sealing performance.

Background

The electromagnetic interference filter functions to prevent noise generated inside the electronic device from leaking to the outside, and to prevent noise generated from an ac line outside the electronic device from entering the device.

However, the prior device has the following defects in the technology:

1. at present, when the electronic device is used, the tightness of the shell is not enough, so that moisture and humidity in the air are easy to enter the device when the electronic device is used, and the normal use of electronic components in the device is affected;

2. at present, when the device is used, the device is inconvenient to mount and fix, so that the device is damaged due to collision with an external object.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electromagnetic filter with sealing performance, which solves the problems that the sealing performance in the shell is not tight enough and the installation and fixation are inconvenient.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an electromagnetic filter with sealing performance, includes the casing, the inside of casing is provided with electronic component, electronic component's tip fixedly connected with wire, wire and casing through connection, the surface conditioning elastic tube of wire, the through hole has been seted up to the side of casing, elastic tube and through hole through connection, the top of casing is provided with the cap, the bottom fixedly connected with sealing ring of cap, the seal groove has been seted up at the top of casing, the sealing ring runs through to in the seal groove.

Furthermore, a fixing plate is arranged at the top of the shell cover and detachably connected with the shell.

Further, the bottom fixedly connected with bottom plate of casing, the bottom of bottom plate is provided with the backup pad, the top of backup pad is provided with fixed establishment, fixed establishment's four corners fixedly connected with L shaped plate, L shaped plate passes through fixed establishment and bottom plate fixed connection.

Further, fixed establishment includes the stationary blade, rotate through the pivot between the stationary blade and connect, the side fixedly connected with of stationary blade inserts the post, install the torsional spring between the stationary blade, the spacing groove has all been seted up to L shaped plate and bottom plate, insert the inner wall sliding connection of post and spacing groove.

Furthermore, the surface of the shell is fixedly connected with a limiting seat, and the fixing plate is inserted into the limiting seat and is detachably connected with the limiting seat.

Further, the fixed surface of spacing seat is connected with the nut, the surperficial threaded connection of nut has the bolt, the jack has all been seted up on the surface of fixed plate and spacing seat, bolt and jack through connection.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, under the matching of the elastic cylinder, the shell cover, the sealing ring and the sealing groove, the sealing effect of the structure is effectively improved when the structure is used, so that the situation that when an electronic element is placed in the shell body for use, external air enters the structure due to insufficient sealing property, and the moisture in the air is brought into the structure to cause the electronic element to be damaged is avoided.

(2) According to the utility model, through the matching among the supporting plate, the limiting seat, the fixing mechanism and the L-shaped plate, when the structure is fixed, the whole structure can be fixed through fixing the bottom plate, and the stability of the structure in use is ensured, so that the phenomenon that the structure falls off and is damaged due to collision is avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic view of the housing construction of the present invention;

FIG. 3 is a schematic view of the connection of the base plate and the support plate of the present invention;

FIG. 4 is a schematic view of the connection of the housing cover and the housing of the present invention.

In the figure: 1. a housing; 2. an electronic component; 3. a wire; 4. an elastic cylinder; 5. a shell cover; 6. a seal ring; 7. a sealing groove; 8. a fixing plate; 9. a base plate; 10. a support plate; 11. a limiting seat; 12. a fixing mechanism; 121. a fixing sheet; 122. inserting a column; 123. a torsion spring; 13. an L-shaped plate; 131. a limiting groove; 14. a nut; 15. a bolt; 16. and (4) inserting the jack.

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.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an electromagnetic filter with sealing performance, which comprises a housin 1, the inside of casing 1 is provided with electronic component 2, electronic component 2's tip fixedly connected with wire 3,

wire

3 and 1 through connection of casing, wire 3's surface conditioning has flexible section of thick bamboo 4, the through hole has been seted up to the side of casing 1, flexible section of thick bamboo 4 and through hole through connection, the top of casing 1 is provided with cap 5, cap 5's bottom fixedly connected with sealing ring 6, seal groove 7 has been seted up at casing 1's top, sealing ring 6 runs through to in the seal groove 7, the device is when using, through the convenient penetration to wire 3 of through the through hole that sets up, seal ring 6 through setting up inserts in the seal groove 7, thereby the leakproofness of cap 5 and the 1 junction of casing has been guaranteed, the leakproofness of wire 3 with through hole gap department has been guaranteed through the flexible section of thick bamboo 4 that sets up.

Specifically, the top of cap 5 is provided with fixed plate 8, and fixed plate 8 can be dismantled with casing 1 and be connected, makes things convenient for the connection of cap 5 and casing 1 through the fixed plate 8 that sets up to guaranteed when cap 5 shelters from the top of casing 1, the inseparable of connecting.

Specifically, the bottom fixedly connected with bottom plate 9 of casing 1, the bottom of bottom plate 9 is provided with backup pad 10, and the top of backup pad 10 is provided with fixed establishment 12, and fixed establishment 12's four corners fixedly connected with L shaped plate 13, L shaped plate 13 pass through fixed establishment 12 and bottom plate 9 fixed connection, and fixed establishment 12 and L shaped plate 13 through setting up all set up the four corners at bottom plate 9 to make when fixing, fixed effect is better.

Concretely, fixed establishment 12 includes stationary blade 121, rotate through the pivot between the stationary blade 121 and connect, the side fixedly connected with of stationary blade 121 inserts post 122, install torsional spring 123 between the stationary blade 121, spacing groove 131 has all been seted up to L shaped plate 13 and bottom plate 9, insert the inner wall sliding connection of post 122 and spacing groove 131, the device is when using, resilience force through the torsional spring 123 that sets up drives stationary blade 121 and takes place to rotate, thereby make the distance of inserting post 122 shorten, and then reach the effect at right angle, thereby make stationary blade 121 and L shaped plate 13's surface laminating, then insert spacing groove 131 in through inserting post 122, thereby reach and carry out the effect of fixing between L shaped plate 13 and the bottom plate 9.

Specifically, the surface of the shell 1 is fixedly connected with a limiting seat 11, the fixing plate 8 is inserted into the limiting seat 11 and detachably connected with the limiting seat 11, and the limiting seat 11 is arranged to conveniently limit and fix the fixing plate 8.

Specifically, the fixed surface of spacing seat 11 is connected with nut 14, and the surperficial threaded connection of nut 14 has bolt 15, and jack 16 has all been seted up on the surface of fixed plate 8 and spacing seat 11, and bolt 15 and jack 16 through connection, device are when using, set up through nut 14 and the 15 symmetry of bolt that set up to make when fixing, fixed more firm stability.

The working principle of the utility model is as follows: when the device is used, the lead 3 is inserted into the through hole and then is extruded into the through hole through the elastic cylinder 4, so that the position of the lead 3 and the position of the shell 1 are sealed, the sealing ring 6 is inserted into the sealing groove 7, so that the sealing effect is realized when the shell cover 5 covers the top of the shell 1, the electronic element 2 in the shell 1 can be effectively protected when the device is used, the long-time contact with the outside air is avoided, the use accuracy of the electronic element 2 is further influenced, when the device is installed, the bottom plate 9 is placed at the top of the supporting plate 10 and then is inserted into the L-shaped plate 13 through the fixing mechanism 12, so that the limiting effect is realized, when the device is inserted, the inner wall of the limiting groove 131 slides through the inserting column 122, then under the resilience force of torsional spring 123, thereby make the inner wall of inserting post 122 and spacing groove 131 closely laminate, and then reach and carry out the effect of fixed locking with L shaped plate 13 and bottom plate 9, when fixing between lid 5 and casing 1, through driving lid 5 with fixed plate 8 and removing downwards, thereby make fixed plate 8 insert in spacing seat 11, then carry out threaded connection with nut 14 after inserting 16 jacks through bolt 15, thereby reach fixed effect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electromagnetic filter having a sealing performance, characterized in that: including casing (1), the inside of casing (1) is provided with electronic component (2), tip fixedly connected with wire (3) of electronic component (2), wire (3) and casing (1) through connection, the surface conditioning elastic tube (4) of wire (3), the through hole has been seted up to the side of casing (1), elastic tube (4) and through hole through connection, the top of casing (1) is provided with cap (5), the bottom fixedly connected with sealing ring (6) of cap (5), seal groove (7) have been seted up at the top of casing (1), sealing ring (6) run through to in seal groove (7).

2. An electromagnetic filter having hermetic properties according to claim 1, wherein: the top of the shell cover (5) is provided with a fixing plate (8), and the fixing plate (8) is detachably connected with the shell body (1).

3. An electromagnetic filter having hermetic properties according to claim 1, wherein: the bottom fixedly connected with bottom plate (9) of casing (1), the bottom of bottom plate (9) is provided with backup pad (10), the top of backup pad (10) is provided with fixed establishment (12), the four corners fixedly connected with L shaped plate (13) of fixed establishment (12), L shaped plate (13) are through fixed establishment (12) and bottom plate (9) fixed connection.

4. An electromagnetic filter having hermetic properties according to claim 3, wherein: fixed establishment (12) are including stationary blade (121), rotate through the pivot between stationary blade (121) and connect, the side fixedly connected with of stationary blade (121) inserts post (122), install torsional spring (123) between stationary blade (121), spacing groove (131) have all been seted up in L shaped plate (13) and bottom plate (9), insert the inner wall sliding connection of post (122) and spacing groove (131).

5. An electromagnetic filter having hermetic properties according to claim 2, wherein: the surface of the shell (1) is fixedly connected with a limiting seat (11), and the fixing plate (8) is inserted into the limiting seat (11) and is detachably connected with the limiting seat (11).

6. An electromagnetic filter having hermetic properties according to claim 5, wherein: the fixed surface of spacing seat (11) is connected with nut (14), the surperficial threaded connection of nut (14) has bolt (15), jack (16) have all been seted up on the surface of fixed plate (8) and spacing seat (11), bolt (15) and jack (16) through connection.