CN216437160U

CN216437160U - Filter shell structure

Info

Publication number: CN216437160U
Application number: CN202121784071.7U
Authority: CN
Inventors: 方正; 刘阳春
Original assignee: Hangzhou Fanghao Electronic Technology Co ltd
Current assignee: Hangzhou Fanghao Electronic Technology Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-05-03
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a filter shell structure, which comprises an upper shell and a lower shell, wherein a filter fixing extending edge is arranged on the bottom surface of the lower shell, a filter fixing mounting hole is formed in the fixing extending edge, an upper connecting edge and a lower connecting edge for fixedly connecting the upper shell and the lower shell are arranged between the upper shell and the lower shell, connecting holes for fixedly connecting the upper shell and the lower shell are formed in the upper connecting edge and the lower connecting edge, filter main bodies are arranged in the upper shell and the lower shell, through holes for mounting filter leads are formed in the left side and the right side of the upper shell, limiting notches are formed in the through holes, sealing pieces are bolted and connected in the limiting notches, sealing grooves are formed in the middles of the sealing pieces, and sealing fixing holes are formed in the surfaces of the sealing pieces. The filter is convenient to maintain and install by quickly disassembling and assembling the upper shell and the lower shell.

Description

Filter shell structure

Technical Field

The utility model relates to the field of electronic elements, in particular to a filter shell structure.

Background

The filter is a filter circuit consisting of a capacitor, an inductor and a resistor. The filter can effectively filter the frequency point of the specific frequency in the power line or the frequencies except the frequency point to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency.

The filter generally uses the shell to protect when using, and in case the filter damages, traditional filter can only give up the maintenance and change whole device because the shell is difficult to demolish, has greatly improved the use cost of filter.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a filter shell structure to solve the problem that the existing filter is inconvenient to disassemble.

In order to achieve the above object, the present invention provides the following techniques:

the utility model provides a wave filter shell structure, includes casing and lower casing, casing bottom surface is equipped with the wave filter and fixes extending the limit down, fixes extending and is equipped with wave filter fixed mounting hole on the limit, goes up casing and is equipped with casing fixed connection's last connection limit and lower connection limit down between the casing down, all is equipped with casing and lower casing fixed connection's connecting hole on the upper and lower connection limit, it is equipped with the wave filter main part with the internal portion of inferior valve to go up casing, the through hole of wave filter wire installation is all seted up to the left and right sides of going up the casing, spacing notch has been seted up to the inside of through hole, the inside bolted connection of spacing notch has the gasket, the seal groove has been seted up in the middle of gasket, sealed fixed orifices has been seted up on the surface of gasket.

The filter has the using principle that the upper shell and the lower shell are matched to package the filter body through the connection of the upper connecting edge and the lower connecting edge, and then the fixed extending edge of the lower shell is fixedly installed in a filter circuit through a bolt, so that the installation and fixation of the filter are completed; when the filter needs to be moved, the fixed extension edge of the shell can be directly detached, and then the filter can be moved; when the wave filter needs to be maintained, the upper connecting edge and the lower connecting edge are detached again, and then the capacitor, the inductor and the resistor inside the shell can be maintained. Meanwhile, the sealing sheet structure facilitates the installation and the disassembly of the filter wire.

Furthermore, the inner wall of the upper shell is fixedly connected with a radiating pipe.

Furthermore, a heat dissipation window is formed in the top of the upper shell.

Further, the opening size of the through hole is equal to or larger than the size of the sealing sheet.

Further, go up the connection limit and lean on each other with lower connection limit, the mutual adaptation in position that the connecting hole on upper and lower connection limit set up.

Further, the thickness of gasket equals with the degree of depth of spacing notch, the surface of spacing notch is seted up threaded hole.

Furthermore, the diameter of the sealing groove is the same as the diameter of the leads at the two ends of the filter body, and the sealing fixing hole penetrates through the sealing sheet and is matched with the threaded hole in the surface of the limiting notch.

Furthermore, three sides of the bottom surface of the lower shell are provided with fixed extending edges, and each fixed extending edge is provided with a fixed mounting hole.

Compared with the prior art, the utility model can bring the following technical effects:

1. the upper shell and the lower shell are quickly disassembled and assembled, so that the filter is convenient to maintain and install;

2. meanwhile, the fixed edge extending structure of the lower shell facilitates the overall movable installation and fixation of the filter;

3. the sealing sheet structure is convenient for the installation and the disassembly of the filter lead.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model and to enable other features, objects and advantages of the utility model to be more fully apparent. The drawings and their description illustrate the utility model by way of example and are not intended to limit the utility model. In the drawings:

fig. 1 is a schematic perspective view of a filter housing structure according to the present invention;

figure 2 is a side schematic view of a filter housing structure of the present invention;

fig. 3 is a schematic diagram of the internal structure of the upper case of the filter housing structure according to the present invention;

in the figure: 1-upper shell, 2-lower shell, 3-fixed extension edge, 4-fixed mounting hole, 5-upper connecting edge, 6-lower connecting edge, 7-connecting hole, 8-filter lead, 9-through hole, 10-limiting notch, 11-sealing sheet, 12-sealing fixing hole, 13-heat dissipation groove, 14-heat dissipation window and 15-fixing bolt.

Detailed Description

In order to make the technical solutions of the present invention better understood, 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.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the utility model and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Examples

As shown in fig. 1, 2 and 3, a filter housing structure, includes casing 1 and casing 2 down, casing 2 bottom surface is equipped with the fixed limit 3 that prolongs of wave filter down, and fixed limit 3 that prolongs is equipped with wave filter fixed mounting hole 4 on, goes up casing 1 and casing 2 down between be equipped with casing fixed connection's last flange 5 and lower flange 6, all is equipped with casing 1 and casing 2 fixed connection's connecting hole 7 down on the upper and lower flange 6, go up casing 1 and casing 2 inside is equipped with the wave filter main part down, the through hole 9 of filter wire 8 installation has all been seted up to the left and right sides of going up casing 1, spacing notch 10 has been seted up to the inside of through hole 9, the inside bolted connection of spacing notch 10 has gasket 11, the seal groove has been seted up in the middle of gasket 11, sealed fixed orifices 12 has been seted up on the surface of gasket 11.

The filter has the using principle that the upper shell 1 and the lower shell 2 are matched with each other to package a filter body through the connection of the upper connecting edge 5 and the lower connecting edge 6, and then the fixed extending edge 3 of the lower shell 2 is fixedly installed in a filter circuit through a bolt, so that the installation and fixation of the filter are completed; when the filter needs to be moved, the fixed extension edge 3 of the shell 2 can be directly detached, and the filter can be moved; when the filter needs to be maintained, the upper connecting edge 5 and the lower connecting edge 6 are detached, and then the capacitor, the inductor and the resistor inside the shell can be maintained.

The inner wall of the upper shell 1 is fixedly connected with a radiating pipe. The radiating pipe is installed in the radiating pipe groove 13 in the upper case 1 to provide a radiating effect to the filter through the radiating pipe.

The top of the upper shell 1 is provided with a heat radiation window 14. The heat dissipation window 14 assists the heat dissipation pipe to take the heat in the filter out of the interior of the housing.

The opening size of the through-hole 9 is equal to or larger than the size of the sealing sheet 11. Through the arrangement of the through-holes 9, the filter lead wires 8 are inserted into the filter and are fixed by the sealing sheet 11 which provides auxiliary fixation.

Go up connecting edge 5 and lower connecting edge 6 and lean on each other, the mutual adaptation in position that connecting hole 7 of upper and lower connecting edge 6 set up. The connecting holes 7 of the upper connecting edge 5 and the lower connecting edge 6 are matched with the capacitor, the inductor and the resistor of the connecting and wrapping filter of the shell.

The thickness of gasket 11 equals with the degree of depth of spacing notch 10, the screw hole is seted up on the surface of spacing notch 10. The limiting notch 10 is used for fixing the sealing sheet 11 on the filter shell body sufficiently, preventing the sealing sheet 11 from sliding down and further preventing the filter wire 8 from being connected unstably.

The diameter of seal groove is the same with the diameter of filter main part both ends wire, sealed fixed orifices 12 runs through gasket 11 and with spacing notch 10 surface screw hole looks adaptation. The connection stability of the filter lead wire 8 and the sealing plate 11 with the filter housing is further improved.

Three sides of the bottom surface of the lower shell 2 are provided with fixed extending edges 3, and each fixed extending edge 3 is provided with a fixed mounting hole 4. The three mounting holes can form a stable fixed mounting structure, so that the time for mounting and dismounting the fixing bolt 15 is reduced, and the mounting and dismounting efficiency of the filter is improved.

1. the filter is quickly disassembled and assembled through the structures of the upper shell 1 and the lower shell 2, so that the filter is convenient to maintain and assemble;

2. meanwhile, the fixed edge 3 structure of the lower shell 2 is convenient for the whole filter to move, install and fix;

3. the mounting and dismounting of the filter wires 8 is facilitated by the sealing plate 11 structure.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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. The filter shell structure is characterized by comprising an upper shell (1) and a lower shell (2), wherein the bottom surface of the lower shell (2) is provided with a filter fixing extending edge (3), the fixing extending edge (3) is provided with a filter fixing installation hole (4), an upper connecting edge (5) and a lower connecting edge (6) which are fixedly connected with each other are arranged between the upper shell (1) and the lower shell (2), the upper connecting edge (6) and the lower connecting edge (6) are respectively provided with a connecting hole (7) which is fixedly connected with the upper shell (1) and the lower shell (2), the upper shell (1) and the lower shell (2) are internally provided with a filter main body, the left side and the right side of the upper shell (1) are respectively provided with a through hole (9) for installing a filter lead (8), the inside of the through hole (9) is provided with a limiting notch (10), and the inside of the limiting notch (10) is in bolted connection with a sealing sheet (11), the middle of the sealing piece (11) is provided with a sealing groove, and the surface of the sealing piece (11) is provided with a sealing fixing hole (12).

2. A filter housing structure according to claim 1, characterized in that a heat dissipating pipe is fixedly connected to the inner wall of said upper housing (1).

3. A filter housing structure according to claim 1 or 2, wherein a heat dissipation window (14) is formed at the top of the upper housing (1).

4. A filter housing structure according to claim 3, characterized in that the opening size of the through-going hole (9) is equal to or larger than the size of the sealing plate (11).

5. A filter housing structure according to claim 1 or 4, characterized in that the upper connecting edge (5) and the lower connecting edge (6) abut against each other, and the connecting holes (7) of the upper and lower connecting edges (6) are arranged in positions adapted to each other.

6. A filter housing structure according to claim 5, characterized in that the thickness of the sealing plate (11) is equal to the depth of the limiting notch (10), and the surface of the limiting notch (10) is provided with a threaded hole.

7. A filter housing structure according to claim 1 or 6, characterized in that the diameter of the sealing groove is the same as the diameter of the leads at the two ends of the filter body, and the sealing fixing hole (12) penetrates the sealing sheet (11) and is matched with the threaded hole on the surface of the limiting notch (10).

8. A filter housing structure according to claim 7, characterized in that the bottom of the lower housing (2) is provided with fixing extensions (3) on three sides, each fixing extension (3) being provided with a fixing mounting hole (4).