CN219087554U

CN219087554U - Seamless metal shell

Info

Publication number: CN219087554U
Application number: CN202223289617.9U
Authority: CN
Inventors: 林家和
Original assignee: High & Low Technology Co ltd
Current assignee: High & Low Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-26
Anticipated expiration: 2032-12-08

Abstract

The application discloses seamless metal casing belongs to filter housing technical field, including last shell body, go up inner shell body and lower apron, go up the equal integrative stamping forming of shell body and last inner shell body, the top fixed mounting locating frame of apron down, go up the inner shell body card and establish on the inner wall all around of locating frame, go up the shell body card and establish on the outer wall all around of locating frame, and go up the outer wall slip laminating all around of inner wall and last inner shell body, it has the otic placode to go up the both ends bottom edge extension of shell body, the sleeve plate is installed to equal cutting ferrule between the both ends of apron and two otic placodes down, and the transversal U type structure of falling of personally submitting in middle section of sleeve plate, pass through bolt fixed connection between sleeve plate, otic placode and the apron down. The utility model discloses a sealing connection and prefastening connection of upper outer shell, upper inner shell and lower apron can be realized to this application, has guaranteed the leakproofness and the stability that whole casing and lower apron circumference are connected.

Description

Seamless metal shell

Technical Field

The present application relates to the field of filter housings, and more particularly to a seamless metal housing.

Background

The filter is a filter circuit composed of a capacitor, an inductor and a resistor, and can effectively filter the frequency point of a specific frequency or the frequency outside the frequency point in the power line to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency; in general, the frame housing and part of the cover housing of the filter may need to be fixed by solder, which not only affects the production efficiency, but also is inconvenient to assemble, disassemble and maintain.

The utility model patent with the bulletin number of CN210273987U discloses a metal shell for a filter, which comprises an upper shell and a lower shell, wherein a lower placing groove is formed in the upper surface of the lower shell, four end corners of the bottom wall of the lower placing groove are respectively provided with a fixed side column, the middle position of the bottom wall of the lower placing groove is provided with a fixed center column, the bottom wall of the lower placing groove is respectively provided with a first lower circular groove and a second lower circular groove, the periphery of the first lower circular groove and the periphery of the second lower circular groove are respectively provided with a limit circular groove, the lower surface of the upper shell is provided with an upper placing groove matched with the lower placing groove, four end corners of the top wall of the upper placing groove are respectively provided with a fixed side column groove matched with the fixed side column, the fixed side column is clamped in the fixed side column groove, the middle position of the top wall of the upper placing groove is provided with a fixed center column groove matched with the fixed center column, the top wall of the upper placing groove is clamped in the fixed center column groove, the top wall of the upper placing groove is respectively provided with a first upper circular groove and a second lower circular groove which are respectively provided with limit circular grooves, the periphery of the upper clamping plate is respectively provided with the upper circular groove and the upper clamping plate and the lower circular groove, the upper clamping plate is respectively matched with the upper circular groove and the lower circular groove, and the upper clamping plate is provided with the upper limiting circular groove and the upper clamping plate and lower circular groove and the upper clamping plate.

In the technical scheme, the fixed installation of the upper shell and the lower shell is realized through the arrangement and clamping design of the fixed side column, the fixed side column groove, the fixed center column and the fixed center column groove; however, the clamping connection of several columns and grooves can only ensure that the upper shell and the lower shell near the column grooves are tightly connected, and the tightness and the stability of the circumferential connection of the upper shell and the lower shell cannot be ensured.

Disclosure of Invention

In order to solve the problems, the application provides a seamless metal shell, which adopts the following technical scheme:

the utility model provides a seamless metal casing, includes the shell body, goes up inner shell body and lower apron, go up the equal integrated into one piece stamping forming of shell body and last inner shell body, the top fixed mounting locating frame of apron down, go up the inner shell body card and establish on the inner wall all around of locating frame, go up the shell body card and establish on the outer wall all around of locating frame, and go up the inner wall all around of shell body and go up the outer wall slip laminating all around of inner shell body, the both ends bottom edge extension of going up the shell body has the otic placode, all cutting ferrule installs the cover plate between the both ends of apron and two otic placodes down, and the cross section of the middle section of cover plate is the structure of falling U type, pass through bolt fixed connection between cover plate, otic placode and the apron down.

Through adopting above-mentioned technical scheme, through the joint with the locating frame, realize the preliminary fixed of outer casing, last inner casing and lower apron, the vertical depth of locating frame is favorable to improving the leakproofness that the bottom is connected, and rethread sleeve plate and bolt lock otic placode and lower apron, are favorable to improving the stability of connecting.

Further, the upper outer shell and the upper inner shell are made of aluminum materials, and the lower cover plate and the positioning frame are made of insulating materials.

By adopting the technical scheme, the aluminum material is favorable for heat dissipation.

Further, all vertical fixed mounting has a plurality of to be the outer draw-in post of array distribution on the outer wall all around of locating frame, the outer draw-in groove with outer draw-in post adaptation has all been seted up on the bottom inner wall all around of last shell body.

Through adopting above-mentioned technical scheme, outer draw-in column and outer draw-in groove joint are favorable to improving the tightness that upper outer shell body and locating frame are connected.

Further, a plurality of inner clamping columns distributed in an array are vertically and fixedly installed on the inner walls around the positioning frame, and inner clamping grooves matched with the inner clamping columns are formed in the outer walls around the bottom end of the upper inner shell.

Through adopting above-mentioned technical scheme, interior draw-in column and interior draw-in groove joint are favorable to improving the fastening nature that interior casing and locating frame are connected.

Further, upper plate grooves matched with the lug plates are formed in the two ends of the top of the lower cover plate, and lower plate grooves matched with the sleeve plates are formed in the two ends of the bottom of the lower cover plate.

Through adopting above-mentioned technical scheme, the upper plate groove holds the plate body of otic placode, is favorable to reducing the connection gap, and the lower plate groove holds the lower part plate body of cover board, is favorable to reducing the connection gap.

Further, the sealing strip is all installed to the top both sides of lower apron, and the transversal right angle structure that personally submits of sealing strip, the vertical lateral wall of sealing strip supports tightly laminating with last shell body, the bottom surface of sealing strip supports tightly laminating with lower apron.

Through adopting above-mentioned technical scheme, the leakproofness of last shell body and lower apron junction is favorable to improving in the setting of sealing strip.

Further, two ends of the sealing strip are respectively in tight buckling with the two sleeve plates, and clamping grooves matched with the sealing strip are formed in the edges of the upper ends of the sleeve plates.

By adopting the technical scheme, the stability of the sealing strip is improved.

Further, a plurality of buffer columns distributed in a linear array are fixedly mounted on the inner wall of the top of the upper outer shell, the cross sections of the buffer columns are in a circular structure, and the top of the upper inner shell is in contact with the buffer columns.

Through adopting above-mentioned technical scheme, receive the compressive force action at last shell body and last inner shell body, the buffer column can cushion and weaken effort, plays certain guard action.

Furthermore, the vertical outer edges around the upper inner shell are provided with oblique angles, the edge seams around the upper inner shell and the upper outer shell are respectively inserted with a reinforcing column, and the cross section of each reinforcing column is of a triangular structure.

Through adopting above-mentioned technical scheme, the spliced pole is favorable to improving the holistic structural strength of last shell body and last inner shell body.

Further, two inner ventilation holes which are symmetrically distributed are formed in the side walls of the two ends of the upper inner shell, two outer ventilation holes which are symmetrically distributed are formed in the side walls of the two ends of the upper outer shell, the outer ventilation holes are correspondingly distributed with the inner ventilation holes, dust screens are fixedly mounted on the inner walls of the holes of the outer ventilation holes, and oblique angles are formed in the outer edges of the holes of the outer ventilation holes.

Through adopting above-mentioned technical scheme, interior ventilation hole and outer ventilation hole are used for the heat dissipation of equipment during operation, and the dust screen can prevent effectively that the dust from getting into inside the casing.

In summary, the present application includes the following beneficial technical effects:

1. under the action of the upper outer shell, the upper inner shell, the lower cover plate, the positioning frame, the outer clamping column and the inner clamping column, the sealing connection and the pre-fastening connection of the upper outer shell, the upper inner shell and the lower cover plate are effectively realized, and the sealing property and the stability of the circumferential connection of the whole shell and the lower cover plate are ensured;

2. according to the method, under the action of the lug plate and the sleeve plate, the stability of connection between the integral shell and the lower cover plate is further improved;

3. under the action of the sealing strip and the sleeve plate, the sealing performance of the joint of the upper outer shell 1 and the lower cover plate is improved;

4. this application receives the compression force effect at last shell body and last inner shell body under the effect of buffer column and spliced pole, and buffer column can cushion and weaken the effort, plays certain guard action, and the spliced pole is favorable to improving outer shell body and last inner shell body holistic structural strength.

Drawings

FIG. 1 is a schematic view of the mounting structure of the present application;

FIG. 2 is a schematic diagram of an exploded structure of the present application;

FIG. 3 is a schematic view of the installation structure of the lower cover plate and the positioning frame of the present application;

FIG. 4 is a schematic view of the bottom structure of the lower cover plate of the present application;

FIG. 5 is a schematic view of the bottom structure of the upper housing of the present application;

FIG. 6 is a schematic bottom view of the upper inner housing of the present application;

FIG. 7 is a schematic top view of the nest plate of the present application;

fig. 8 is a schematic bottom view of the sleeve plate of the present application.

The reference numerals in the figures illustrate:

1. an upper outer case; 2. an upper inner case; 3. a lower cover plate; 4. a positioning frame; 5. ear plates; 6. a sleeve plate; 7. an inner vent; 8. an outer vent; 9. an outer clamping column; 10. an outer clamping groove; 11. an inner clamping column; 12. an inner clamping groove; 13. an upper plate groove; 14. a lower plate groove; 15. a sealing strip; 16. a buffer column; 17. a reinforcing column; 18. a dust-proof net.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is apparent that the described embodiments are only a part of the embodiments of the present application, not all of the embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the scope of protection of the present application.

In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

The present application is described in further detail below in conjunction with figures 1-8.

Referring to fig. 1-8, a seamless metal outer shell comprises an upper outer shell 1, an upper inner shell 2 and a lower cover plate 3, wherein the upper outer shell 1 and the upper inner shell 2 are made of aluminum materials, heat dissipation is facilitated, the upper outer shell 1 and the upper inner shell 2 are uniformly formed by stamping, welding gaps can be effectively reduced, a positioning frame 4 is fixedly installed at the top of the lower cover plate 3, the lower cover plate 3 and the positioning frame 4 are made of insulating materials, the upper inner shell 2 is clamped on the peripheral inner wall of the positioning frame 4, a plurality of outer clamping columns 9 distributed in an array are vertically and fixedly installed on the peripheral outer wall of the positioning frame 4, outer clamping grooves 10 matched with the outer clamping columns 9 are formed in the peripheral inner wall of the bottom end of the upper outer shell 1, connection tightness between the upper outer shell 1 and the positioning frame 4 is facilitated to be improved, a plurality of inner clamping columns 11 distributed in an array are vertically and fixedly installed on the peripheral inner wall of the positioning frame 4, a plurality of inner clamping columns 12 matched with the inner clamping columns 11 are formed in the peripheral outer wall of the bottom end of the upper inner shell 2, and connection between the inner shell 2 and the positioning frame 4 is facilitated to be improved.

The inner wall around the upper outer shell 1 and the outer wall around the upper inner shell 2 are in sliding fit, a plurality of buffer columns 16 which are distributed in a linear array are fixedly mounted on the inner wall at the top of the upper outer shell 1, the cross section of each buffer column 16 is of a circular structure, the top of the upper inner shell 2 is in contact with each buffer column 16, when the upper outer shell 1 and the upper inner shell 2 are acted by compression force, each buffer column 16 can buffer and weaken acting force, a certain protection effect is achieved, oblique angles are formed on the vertical outer edges around the upper inner shell 2, reinforcing columns 17 are inserted into the edge seams around the upper inner shell 2 and the upper outer shell 1, and the cross section of each reinforcing column 17 is of a triangular structure, so that the integral structural strength of the upper outer shell 1 and the upper inner shell 2 is improved.

The upper plate groove 13 with the otic placode 5 adaptation has all been seted up at the both ends bottom edge extension of last shell body 1, the top both ends of lower apron 3, the plate body of otic placode 5 is held to upper plate groove 13, be favorable to reducing the connection gap, sleeve plate 6 is installed to equal cutting ferrule between the both ends of lower apron 3 and two otic placodes 5, and the middle section transversal U type structure of falling of sleeve plate 6 is personally submitted, the lower plate groove 14 with the sleeve plate 6 adaptation has all been seted up at the bottom both ends of lower apron 3, lower plate groove 14 holds the lower plate body of sleeve plate 6, be favorable to reducing the connection gap, sleeve plate 6, pass through bolt fixed connection between otic placode 5 and the lower apron 3, be favorable to improving the stability of connection.

The sealing strip 15 is all installed to the top both sides of apron 3 down, and the transversal right angle structure that personally submits of sealing strip 15, the vertical lateral wall of sealing strip 15 supports tightly laminating with last shell body 1, and the bottom surface of sealing strip 15 supports tightly laminating with apron 3 down, is favorable to improving the leakproofness of going up shell body 1 and apron 3 junction down, and the both ends of sealing strip 15 support tightly the lock with two cover plates 6 respectively, and the draw-in groove with sealing strip 15 adaptation is offered to the upper end edge of cover plate 6, is favorable to improving the stability of sealing strip 15.

Two inner vent holes 7 which are symmetrically distributed are formed in the side walls of the two ends of the upper inner shell 2, two outer vent holes 8 which are symmetrically distributed are formed in the side walls of the two ends of the upper outer shell 1, oblique angles are formed in the outer edges of the outer vent holes 8, the outer vent holes 8 are correspondingly distributed with the inner vent holes 7 and used for heat dissipation during equipment operation, and dust screens 18 are fixedly mounted on the inner wall of the outer vent holes 8 and can effectively prevent dust from entering the shell.

The implementation principle of the embodiment of the application is as follows: when in use, the filter is fixedly arranged on the inner wall of the upper inner shell 2, then the upper outer shell 1 is assembled with the upper inner shell 2, and then is fixedly assembled with the lower cover plate 3, and the filter is used after the assembly is completed.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a seamless metal casing, includes outer shell (1), goes up inner shell (2) and lower apron (3), its characterized in that: go up shell (1) and go up the uniform stamping forming of inner shell (2), the top fixed mounting locating frame (4) of apron (3) down, go up inner shell (2) card and establish on the inner wall around locating frame (4), go up shell (1) card and establish on the outer wall around locating frame (4), and go up the outer wall slip laminating around inner wall around of shell (1) and last inner shell (2), the both ends bottom edge extension of going up shell (1) has otic placode (5), sleeve board (6) are all cut in the cutting ferrule between the both ends of apron (3) and two otic placodes (5), and the middle section transversal U type structure of falling of sleeve board (6), between otic placode (5) and the apron (3) down through bolt fixed connection.

2. A seamless metal can according to claim 1, wherein: the upper outer shell (1) and the upper inner shell (2) are made of aluminum materials, and the lower cover plate (3) and the positioning frame (4) are made of insulating materials.

3. A seamless metal can according to claim 2, wherein: the outer wall around of locating frame (4) is all vertical fixed mounting has a plurality of outer draw-in post (9) that are the array and distribute, outer draw-in groove (10) with outer draw-in post (9) adaptation have all been seted up on the bottom inner wall around of last shell body (1).

4. A seamless metal can according to claim 3, wherein: the inner walls around the positioning frame (4) are vertically and fixedly provided with a plurality of inner clamping columns (11) which are distributed in an array, and the outer walls around the bottom end of the upper inner shell (2) are provided with inner clamping grooves (12) which are matched with the inner clamping columns (11).

5. A seamless metal can according to claim 2, wherein: the upper plate grooves (13) matched with the lug plates (5) are formed in the two ends of the top of the lower cover plate (3), and the lower plate grooves (14) matched with the sleeve plates (6) are formed in the two ends of the bottom of the lower cover plate (3).

6. A seamless metal can according to claim 5, wherein: sealing strips (15) are arranged on two sides of the top of the lower cover plate (3), the cross sections of the sealing strips (15) are in a right-angle structure, the vertical side walls of the sealing strips (15) are abutted to the upper outer shell (1), and the bottom surface of the sealing strips (15) is abutted to the lower cover plate (3).

7. A seamless metal can according to claim 6, wherein: the two ends of the sealing strip (15) are respectively in tight buckling with the two sleeve plates (6), and the edge of the upper end of the sleeve plate (6) is provided with a clamping groove matched with the sealing strip (15).

8. A seamless metal can according to claim 2, wherein: the top inner wall of the upper outer shell (1) is fixedly provided with a plurality of buffer columns (16) distributed in a linear array, the cross section of each buffer column (16) is of a circular structure, and the top of the upper inner shell (2) is in contact with each buffer column (16).

9. A seamless metal can according to claim 2, wherein: the vertical outer edges around the upper inner shell (2) are respectively provided with an oblique angle, the edge seams around the upper inner shell (2) and the upper outer shell (1) are respectively inserted with a reinforcing column (17), and the cross section of each reinforcing column (17) is of a triangular structure.

10. A seamless metal can according to claim 2, wherein: two inner vent holes (7) which are symmetrically distributed are formed in the side walls of two ends of the upper inner shell (2), two outer vent holes (8) which are symmetrically distributed are formed in the side walls of two ends of the upper outer shell (1), the outer vent holes (8) are correspondingly distributed with the inner vent holes (7), dust screens (18) are fixedly mounted on the inner wall of each outer vent hole (8), and oblique angles are formed in the outer edges of the outer vent holes (8).