CN210021322U

CN210021322U - Filter assembly and filter

Info

Publication number: CN210021322U
Application number: CN201820256385.1U
Authority: CN
Inventors: 不公告发明人
Original assignee: Xinchang Four Link Electromechanical Co Ltd
Current assignee: Xinchang Four Link Electromechanical Co Ltd
Priority date: 2018-02-13
Filing date: 2018-02-13
Publication date: 2020-02-07
Anticipated expiration: 2028-02-13

Abstract

A filter assembly comprising a web portion, a first member and an inner support assembly, the web portion comprising a web cavity, a web side wall and a web bottom, the web side wall being a portion of a wall forming the web cavity and the web bottom being a further portion of a wall forming the web cavity; the first member includes at least a first plate-like portion fixedly disposed with the mesh side wall.

Description

Filter assembly and filter

[ technical field ] A method for producing a semiconductor device

The utility model relates to a refrigeration technology field and other filterable systems of needs, concretely relates to filtering component and filter.

[ background of the invention ]

The filter can filter some impurities, so that the possibility of blockage of a system or a device body using the filter is reduced, a filter screen is generally adopted for filtering in the filter, however, the filter screen can be damaged or partially fall off in the filtering process of the filter screen.

[ summary of the invention ]

An object of the utility model is to provide a filter assembly provides a filter simultaneously, is favorable to making filter assembly's net portion fixed more reliable, increases the life of filter relatively.

A filter assembly comprising a web portion, a first member, a second member and a support assembly, the web portion comprising a web side wall and a web bottom, the web portion having a web cavity, the web side wall being a portion of a wall forming the web cavity, the web bottom being a portion of a wall forming the web cavity; the first component comprises a first plate-shaped part and a second plate-shaped part, the net part is at least partially positioned between the first plate-shaped part and the second plate-shaped part, the first plate-shaped part is fixedly or in a limiting way arranged with one part of the net part, and the second plate-shaped part is fixedly or in a limiting way arranged with one part of the net part; the first component and the second component are fixedly arranged;

the supporting assembly at least comprises a supporting frame, at least part of the supporting frame of the supporting assembly is positioned in the mesh cavity, and the supporting frame and the first component or the second component are fixedly arranged or in a limiting manner; or the supporting component at least comprises an outer frame, at least part of the outer frame of the supporting component is sleeved outside the net part, and the outer frame and the first component or the second component are fixedly arranged or arranged in a limiting way.

Meanwhile, a filter is provided, which comprises a filter body and a filter component, wherein the filter component is located in the filter body, the filter component and the inner wall of the filter body are fixedly arranged through welding or the filter component and the inner wall of the filter body are arranged in a limiting way through arranging an inner concave part on the inner wall of a main body part of the filter body, the filter body comprises a first interface part, a second interface part and a main body part, the equivalent diameter of the first interface part is smaller than that of the main body part, the equivalent diameter of the second interface part is smaller than that of the main body part, and the filter component is arranged on the main body part.

When the filter assembly works, the supporting assembly has a supporting effect or limits the deformation of the net part, the deformation of the net part under the effect of a working medium is reduced as far as possible, one end of the supporting assembly is fixedly arranged or limited by the first part or the second part, and meanwhile, the net part is fixedly arranged or limited by the first part, so that the influence of the movement of the supporting assembly on the net part can be avoided or at least reduced, the possibility of breakage of the net part is reduced, and the service life of the filter assembly is prolonged.

[ description of the drawings ]

FIG. 1 is a schematic view of a first embodiment of a filter;

FIG. 2 is a schematic cross-sectional view of the filter of FIG. 1 taken along the direction A-A;

FIG. 3 is an enlarged, fragmentary schematic view of a portion of the filter M shown in FIG. 2;

FIG. 4 is a schematic view of one embodiment of the mesh portion of the filter of FIG. 1 (with the mesh portion illustrating the wire diameter and mesh openings of the filter mesh);

FIG. 5 is a schematic view of a first embodiment of a first component of the filter of FIG. 1;

FIGS. 6 and 7 are schematic views of second and third embodiments of the first component of the filter of FIG. 1;

figures 8 and 9 are schematic views of a fourth embodiment of the first member and the relevant parts of the end of the wire section that are fixed;

FIG. 10 is a schematic view of one embodiment of a second component of the embodiment of FIG. 1;

FIG. 11 is a cross-sectional schematic view of an embodiment of a first member and a second member of the first embodiment;

FIG. 12 is a schematic view of another embodiment of the snap-in element and the associated portion of the web portion end portion attachment;

FIG. 13 is a schematic view of one embodiment of a support frame;

FIG. 14 is a schematic view of another embodiment of a support frame;

FIG. 15 is a schematic view of a portion of the first member and support assembly of the filter of FIG. 2;

FIG. 16 is a schematic view of another embodiment of a filter assembly (without a mesh portion);

FIG. 17 is a cross-sectional schematic view of the filter assembly of FIG. 16 in the direction B-B (without the web portion);

fig. 18 is a partially enlarged schematic view of portion Q of fig. 17;

FIG. 19 is an enlarged partial schematic view of the relevant portion of the wire section of FIG. 18;

FIG. 20 is a schematic view of a first member, support assembly of the filter assembly of FIG. 16;

FIG. 21 is a schematic view of an embodiment of a first component of the filter assembly of FIG. 16;

FIGS. 22 and 23 are front and cross-sectional views of the first member of FIG. 21;

FIG. 24 is a schematic view of a second embodiment of a filter;

FIG. 25 is a schematic cross-sectional view of the filter of FIG. 24 taken along the direction D-D;

FIG. 26 is a schematic view of the filter copper fitting of FIG. 24;

fig. 27 is a partially enlarged schematic view of portion P in fig. 25;

FIG. 28 is a schematic view of a mesh portion that can be used with the filter assembly of FIG. 16;

FIG. 29 is a schematic view of another embodiment of a second member;

FIG. 30 is a schematic view of the filter assembly (without the mesh portion) of the filter of FIG. 25;

FIG. 31 is a schematic view of the filter assembly (with web portion) of FIG. 30;

FIG. 32 is a schematic view of the filter assembly of FIG. 31 after being fixedly welded;

FIG. 33 is a schematic view of yet another embodiment of a filter assembly;

fig. 34 and 35 are schematic views of yet another embodiment of a filter assembly.

[ detailed description ] embodiments

The following further description is made in conjunction with the accompanying drawings and specific examples:

referring to fig. 1-13 and 30-33, the filter 100 includes a filter assembly 1 and a body 2, the filter assembly 1 is located in the body 2, the filter assembly 1 is fixed or limited to the inner wall of the body 2, and the filter assembly 1 can perform a filtering function in the filter. The filtering component 1 at least comprises a net part 11, a first component 12 and a supporting component 13', wherein the net part 11 and the first component 12 are fixedly arranged or arranged in a limiting way, the supporting component can comprise an inner supporting component or an outer frame component, the supporting component can be arranged in various forms, for example, a supporting frame 13 is adopted, and most of the supporting frame 13 is positioned in a net cavity or supports the net part in the supporting frame to limit the inward deformation of the net part; or the supporting component at least comprises an outer frame, most of the outer frame is positioned outside the net cavity or the outer frame is sleeved with the net part 11 to limit the outward deformation of the net part, so that the deformation of the net part is better controlled; i.e., at least partially within the chamber and/or at least partially outside the chamber, support assembly 13' may comprise an inner support assembly 13e and/or an outer frame assembly 13f, the inner support assembly 13e comprising at least one support frame, the support frame of the inner support assembly 13e being at least mostly located within the chamber and the outer frame assembly 13f being at least mostly located outside the chamber. The support frame can be formed by bending and processing a narrow metal plate, the width of the support frame can be generally between 2 and 6mm, and the thickness of the support frame can be between 0.3 and 0.8 mm; the supporting frame is bent or punched to match the shape of the net part, if the net part is in a circular truncated cone shape, the supporting frame matches the shape of the circular truncated cone-shaped cross section, if the net part is in a circular cylindrical shape, the supporting frame matches the shape of the circular cylindrical cross section, and if the net part is in a circular spherical shape, the supporting frame matches the shape of the circular spherical cross section. The width one side of carriage is towards the net portion, because the carriage has certain width, supports the net portion when its width one side can be used to net portion atress to warp, and the atress face is great relatively like this, can effectively restrict the deformation of net portion more. The support frame is a non-closed frame structure which generally comprises three sides, and the other side is fixed with other parts through two end parts of the support frame so that the frame has a better support function.

As shown in fig. 13 and 14, the support frame 13 may be a unitary structure formed by machining a metal plate or a narrow metal plate, the support frame 13 includes a first side wall 131, a second side wall 132, and a bottom wall 133, and the support frame 13 may further have a transition portion 134 between the first side wall and the bottom wall and a transition portion 135 between the second side wall and the bottom wall, where the first side wall 131 includes the transition portion 134, the first side wall 131 and the bottom wall 133 are transitionally disposed by the transition portion 134, the second side wall 132 includes the transition portion 135, and the second side wall 132 and the bottom wall 133 are transitionally disposed by the transition portion 135, specifically, the transition portion 134 may be formed by bending the first side wall 131 to the bottom wall 133 or the transition portion 134 may be formed by bending the bottom wall 133 to the first side wall 131, and similarly, the transition portion 135 may be formed by bending the second side wall 132 to the bottom wall 133 or the transition portion 135 may be formed by bending the bottom wall 133 to the. The first and

second side walls

131, 132 extend generally axially of the web side walls and the bottom wall 133 extends generally radially of the web bottom 113, or where the web bottom wall is curved, the bottom wall 133 may have a curvature to match the shape of the web. The first side wall 131 includes

first end portions

136, 136a, and the second side wall 132 includes second end portions 137, 137a, which can be used for fixing with the first member 12 and/or the second member, specifically, the first end portions and the second end portions may be respectively disposed with the first member 12 by welding, and more specifically, the first end portions and the second end portions are respectively disposed with the first member by spot welding. As shown in fig. 13, the first end portion 136 includes a first flanging portion 136 ', the first side wall 131 may further include a transition portion 138, the second end portion 137 includes a second flanging portion 137', a transition portion 139 connected with the second flanging portion 137 ', the first flanging portion 136', the second flanging portion 137 'are arranged along the radial direction of the net side wall, the first flanging portion 136' is connected with or integrated with the axial portion of the first side wall 131 through the transition portion 138, that is, the transition portion may be formed by bending a plate material during the integral forming process of the supporting frame 13, the first flanging portion 136 ', the second flanging portion 137' are fixedly arranged with the first component 12 or the second component, so that the structure of the supporting frame is more stable and reliable during the use, specifically, the first flanging portion 136 ', the second flanging portion 137' may be welded with the first component 12, and more specifically, the first flange portion 136 ', the second flange portion 137' are spot-welded to the first member 12. In the embodiment shown in fig. 3 and 13, the first flanging part 136 'and the second flanging part 137' are respectively welded, for example spot-welded, with the first plate-like part 121, the supporting frame 13 of the inner supporting assembly 13e is mostly located in the mesh cavity, the supporting frame 13 is shaped to cooperate with the mesh part in shape to have the function of supporting the mesh part 11, the bottom wall of the supporting frame is located in the mesh cavity and is relatively close to or in contact with the mesh bottom, and the side wall of the supporting frame is relatively close to or in contact with the mesh side wall; the supporting frame 13 may be an integral structure or a non-integral structure, when the supporting frame 13 is an integral structure, the supporting frame 13 may be formed by bending a strip-shaped metal plate or stamping a metal plate, and at this time, the first side wall 131, the second side wall 132, and the bottom wall 133 are substantially flat.

When the supporting component includes the frame subassembly, the supporting component includes an frame at least, the frame is located at least partially outside the net chamber, the frame includes lateral wall and diapire, the diapire of frame is located outside the net chamber and relatively near net bottom or with net bottom contact, the lateral wall of frame most at least is located outside the net chamber and relatively near net lateral wall or with net lateral wall contact.

Referring to fig. 1-15 and 30-33, the filter 100 includes a filter assembly 1 and a filter body 2, the filter assembly 1 includes a net portion 11, a first member 12, a supporting frame 13 and a second member 14, the net portion 11 is fixed or limited to the first member 12, or the net portion 11 for filtering is fixed or limited to the first member 12 and the second member 14, the net portion 11 is a filter net cloth processed to form a structure with an open end, such as a circular truncated cone, a cylinder, an arc, or a hemisphere, the net portion 11 is processed to form a structure with an open end, the open end of the net portion 11, namely a net end 1121, is fixed to the second member 14 through the first member 12 or the first member 12 and is matched with an inner wall of the filter body, so as to perform a filtering function, the first member 12 and the second member 14 can perform a function of fixing the net portion 11, the second member 14 can also be fixed or limited to an inner wall of the filter body 2, the supporting frame 13 supports and protects the wire part 11.

The net part 11 comprises a net cavity 111, a filter net side part 112 and a net bottom part 113, the net part 11 is in a cylindrical shape with one open end, or the net part 11 is in a substantially cylindrical structure with one open end, as shown in fig. 4, the interception area of the net cavity gradually increases from the open end of the net part 11 to the net bottom part, or the interception area of the net cavity gradually decreases from the open end of the net part 11 to the net bottom part, or the interception area of the net cavity basically does not change from the open end of the net part 11 to the net bottom part (as shown in fig. 25). Specifically, the web side wall 112 is a part of the wall portion forming the web cavity 111, and the web bottom 113 is another part of the wall portion forming the web cavity. The net part 11 comprises a net fixing part 114, the net fixing part 114 comprises a fixing part positioned on the side wall of the net and a fixing part positioned at the bottom of the net, the net fixing part positioned on the side wall of the net approximately extends along the longitudinal direction of the net cavity, the net fixing part 114 is provided with at least two layers of filter nets, at least two layers of filter nets are fixed through welding, and specifically, the welding mode can be spot welding or other welding modes. As an embodiment, the net bottom 113 at least partially includes two or more layers of filter nets, the two or more layers of filter nets are fixed by welding, the net bottom 113 is formed by folding the part of net cloth and fixing two or more layers of filter nets by welding, and specifically, the two or more layers of filter nets can be fixed by spot welding. Of course, part of the mesh bottom 113 may comprise only one layer of filter mesh. The filter net mentioned here and throughout has a certain wire diameter and mesh, and the material can be metal material such as stainless steel or copper material, etc., of course, the filter net can have different wire diameters and different meshes. The net side wall 111 further includes a net end portion 1121, and the net portion 11 is fixedly disposed to the first member 12 through the net end portion, or the net portion 11 is fixedly disposed to the first member 12 and the second member 14 through the net end portion 1121. Specifically, the net end portion 1121 is formed by flanging the net side wall 111 or folding the net end portion 1121 in the radial direction of the net cavity. In another embodiment, the net section is formed of a filter net and has a cylindrical shape with one open end, the net side wall may have no net fixing section, and the net bottom portion has no restriction of at least two or more layers of filter nets.

The filter assembly 1 comprises a first part 12, as shown in fig. 5, the first part 12 may be an integral structure, the first part 12 comprises a first plate-shaped part 121, the first plate-shaped part 121 is fixed or limited with the net part 1, the fixing is set as the first plate-shaped part 121 is welded with the net part 1, and the limiting is set as the first plate-shaped part 121 is limited with the net part 1 by convex points or concave points. The first part 12 of this embodiment comprises a first plate-like portion 121, a first circumferential wall 122, and the first plate-like portion 121 comprises a first turn 123, the first plate-like portion is connected to the first circumferential wall 122 by the first turn 123, the first plate-like portion 121 extends substantially in the radial direction of the mesh chamber, the first circumferential wall 122 extends substantially in the axial direction of the mesh chamber, and the first plate-like portion 121 transitions from the first circumferential wall 122 by the first turn 123. More specifically, the first peripheral wall may be formed by bending the first plate-like portion 121 or the first bent portion 123 may be formed by bending the first peripheral wall 121 toward the first plate-like portion 121 or the first member may be formed by punching a plate material, and the extending surface of the first plate-like portion 121 and the extending surface of the first peripheral wall 122 form an included angle, and specifically, the extending surface of the first plate-like portion 121 and the extending surface of the first peripheral wall 122 may be disposed substantially perpendicularly, where the substantially perpendicular is disposed with an error of ± 15 degrees. In the embodiment shown in fig. 2, the first plate-like portion 121 and the net end portion 1121 are welded, specifically, the first plate-like portion 121 and the net end portion 1121 are fixed by spot welding, the first peripheral wall and the first turn portion are not essential to the first member, and the first peripheral wall contributes to a better limit with the second member 14. The plate-like portion herein refers to a structure formed by processing a plate material to be fitted to the net end portion of the net portion, and is not limited to a flat plate shape, and may be a plurality of three-dimensional plate-like structures such as an arc shape or a circular ring shape.

The first plate-shaped portion 121 includes a first side portion 1211 and a second side portion 1212, wherein the first side portion 1211 faces the mesh bottom portion 113, the second side portion 1212 faces away from the mesh bottom portion 113, and the first side portion 1211 is opposite to the second side portion 1212, and as an embodiment, the first side portion 1211 may be disposed in contact with the filter mesh. As an embodiment, the first member 12 and the second member 14 are pressed together to form the mesh end 1121, or the mesh end 1121 is located between the first member 12 and the second member 14 and is fixed by the first member and the second member, and may be further fixed by welding, such as spot welding at multiple positions or, along the axial direction of the mesh cavity, the mesh end is located between the first member and the second member, and the first member, the mesh end and the second end are welded; the limiting arrangement can be, for example, a convex point or a concave point arrangement is carried out on the first plate-shaped part and the net end part. The first plate-like portion 121 may be substantially annular, so that the first member may be free of the first peripheral wall and the first bent portion; as another embodiment, the first plate-like portion may have at least one notch or other shape, as shown in fig. 6 and 7, the first component 12a includes a notch 126, and the first plate-like portion 121a is generally a ring-shaped structure with more than one notch; the first member 12b may include three or more notches 126, the first plate-like portion 121b may have a substantially annular structure with three or more notches, and the first plate-like portion 121b may be integrated with the first peripheral wall 122 by the first bent portion 123.

Referring to fig. 8 and 9, the first member of an embodiment may further include a third peripheral wall 124 and a third turn portion 125, the third peripheral wall 124 extends substantially along the axial direction of the mesh cavity, the first plate-shaped portion 121 includes the third turn portion 125, the third peripheral wall 124 and the first plate-shaped portion 121 are arranged in transition through the third turn portion 125, the third peripheral wall 124 may be located in the mesh cavity, and as another embodiment, the third peripheral wall 124 may also be located outside the mesh cavity. As an embodiment, the third peripheral wall 124 may be used to be fixed to the supporting frame, in this case, the supporting frame may be the embodiment shown in fig. 14, the end portion of the supporting frame may not be provided with the flange portion second flange portion, and specifically, the welding of the third peripheral wall 124 and the supporting frame 13 may be provided.

As a specific embodiment, the support assembly of the filter assembly 1 includes

inner support assemblies

13e, 13 e', the inner support assembly 13e includes at least one

support frame

13, 13a, most of the support frame of the inner support assembly is located inside the mesh side wall, most of the bottom wall and most of the side wall of the inner support assembly 13e are located in the mesh cavity, the support frames 13, 13a can be used to support the mesh portion 11, and the support frame 13 is beneficial to reducing the impact force of the working medium on the mesh portion 11 when the filter has the working medium flowing through it. The supporting frame can be fixedly arranged or limited with the first component, and also can be fixedly arranged or limited with the second component, and the fixing arrangement or the limiting arrangement in the place and the whole text can comprise direct fixing arrangement, indirect fixing arrangement, direct limiting arrangement and indirect limiting arrangement, wherein the direct fixing arrangement is, for example, the supporting frame is welded with the first component; the support frame is fixed to the first component, and the second component is fixed to the first component; the direct limiting device is used for limiting the supporting frame through a self limiting structure, such as a first component; the indirect limit setting can be that the limit structure formed by the first component and the second component limits the support frame, or the limit structure of the second component forms the limit setting for the support frame, and the first component and the second component are fixed or limited.

Referring to fig. 13 and 3, the supporting frame 13 is an integrally formed structure, the supporting frame 13 is located between the first component and the second component, and the supporting frame 13 is fixed to the first component and the second component by welding, more specifically, by spot welding. The supporting frame 13 is fixed with the first part and/or the second part or is arranged in a limiting mode, so when the working medium flows through, the supporting frame 13 can avoid the situation that the net part 11 is seriously deformed due to large impact as far as possible, the possibility of damage of the net part is reduced, if the supporting frame 13 is not fixedly arranged with the first part 12 or the second part, when the working medium flows through, under the action of the impact force of the working medium, the supporting frame can shake or vibrate or generate certain position deviation in a certain degree under the driving of the net part, the net part can be influenced, and the possibility of damage of the net part is caused. Meanwhile, if the filter assembly is not provided with the support frame, the net part can be deformed after the filter assembly is used, so that the blockage of partial meshes occurs, when the partial meshes are blocked, the acting force of the working medium and the blocking substance on the net part is large, the possibility of damage to the net part is increased, when the filter assembly is provided with the support frame, the support frame can enable the deformation of the net part to be controlled within a certain range, and share the part of the acting force of the net part from the working medium and/or the blocking substance, so that the acting force borne by the net part is relatively reduced, and the possibility of damage to the net part is reduced.

Referring to fig. 14, the first end 136a of the supporting frame does not include the first flanging portion 136 ', the second end 137a does not include the second flanging portion 137', and the supporting frame can be used for the filter assembly shown in fig. 8 and 9, the first member 12 further includes the third peripheral wall 124, and the first end 136 and the second end 137 are respectively welded to the third peripheral wall 124.

The inner support assembly 13e '″ shown in fig. 15 may be used in the filter shown in fig. 2, the inner support assembly 13 e' ″ includes a first support frame 13a '″ and a second support frame 13 b' ″, the first support frame 13a '″ and the second support frame 13 b' ″ are fixedly disposed relative to each other or are fixedly disposed through the first component 12, specifically, a bottom wall of the first support frame 13a '″ and a bottom wall of the second support frame 13 b' ″ may be fixed by welding, more specifically, are disposed by spot welding, the bottom wall of the first support frame 13a '″ and the bottom wall of the second support frame 13 b' ″ are disposed to intersect with each other, the bottom wall of the first support frame 13a '″ is further from the mesh bottom 113' ″ than the bottom wall of the second support frame 13b '″ in an axial direction of the mesh cavity, specifically, the bottom wall of the first support frame 13 a' ″ and the bottom wall of the second support frame 13b '″ are disposed substantially perpendicular to each other, or a length direction of the bottom wall of the first support frame 13 a' ″ The direction is approximately vertically arranged, and the approximately vertical arrangement here and throughout means that the error is within ± 15 degrees, and it can also be said that the bottom wall of the first support frame 13 a' ″ and the bottom wall of the second support frame 13b have overlapped parts in the axial direction projection of the net side wall. As an embodiment, at least one sidewall of the first and second support frames 13a '″, 13 b' ″ is disposed along the net fixing portion 114 or at least one sidewall is disposed corresponding to the net fixing portion 114 or at least one sidewall is disposed at an opposite outer side of the net fixing portion 114, so that a flow resistance of the net portion can be reduced.

As another embodiment, as shown in fig. 33, the filter assembly may include only an outer frame assembly without the inner support assembly, or the filter assembly may further include an outer frame assembly including at least one support frame, the bottom wall of the support frame of the outer frame assembly being located outside the chamber. FIG. 33 illustrates yet another embodiment of a filter assembly. The filter assembly comprises an outer frame assembly 13f ', the outer frame assembly 13 f' comprises a first outer frame 13c 'and a second outer frame 13 d', the first outer frame and the second outer frame of the outer frame assembly are fixed with the second plate-shaped part of the second component through spot welding, the end part of the net part is positioned between the first plate-shaped part of the first component and the second plate-shaped part of the second component, the first plate-shaped part of the first component, the end part of the net part and the second plate-shaped part of the second component are fixed through spot welding, and the first plate-shaped part and the second plate-shaped part are arranged approximately in parallel. When the filter assembly includes only the outer frame member, the filter assembly is suitable for use in a filter for a system in which the working medium flows in one direction. When the filter assembly includes only an internal support assembly, the filter assembly may be used in a system with bi-directional flow of the working media.

In addition, as shown in fig. 17, 25, 30-29, 34 and 35, the filter assembly includes

outer frame members

13c, 13f 'and

inner support members

13e, 13 e', outer frame member 13f 'includes first outer frame 13 c' and second outer frame 13d ', and inner support member 13 e' includes

first support frames

13a, 13a 'and second support frames 13b, 13 b'. Wherein, the first

outer frames

13c, 13c 'and the second

outer frames

13d, 13 d' are fixedly arranged, specifically, the first outer frames and the second outer frames are welded; the first and

second support frames

13a, 13a 'and 13b, 13 b' are fixedly disposed, and specifically, the first and second support frames are welded. Wherein, outer frame subassembly and second part fixed set up, interior support subassembly and first part fixed set up. Referring to fig. 32, fig. 32 shows a schematic view of one embodiment of a filter assembly. The filtering component is provided with a plurality of welding spots 4, wherein the fixing mode of the first component and the net part is spot welding, the first supporting frame 13a 'and the first plate-shaped part of the first component are fixed through spot welding, and the second supporting frame 13 b' and the first plate-shaped part of the first component are fixed through spot welding; the first outer frame of the outer frame assembly and the second plate-shaped part of the second component are fixed in a spot welding mode, and the second outer frame of the outer frame assembly and the second plate-shaped part of the second component are fixed in a spot welding mode; the end of the net part is positioned between the first plate-shaped part of the first member and the second plate-shaped part of the second member, and the first plate-shaped part of the first member, the end of the net part, and the second plate-shaped part of the second member are fixed by spot welding.

Referring to fig. 10, the filter assembly 1 includes a second member 14, the second member 14 is fixed to the first member 12 or is limited, and specifically, the second member 14 and the first member 12 can be welded together. The filter assembly 1 can be fixed or limited with the device body 2 through the second component 14, the filter assembly 1 is fixed in the device body 2 or the filter assembly 1 can be limited with the device body 2 through the second component 14, or in other words, the mode of realizing the fixed or limited setting of the filter assembly 1 and the device body 2 is: the second part 14 is fixed or limited to the body 2. The second component 14 comprises a second plate-shaped part 141 and a second peripheral wall 142, the second plate-shaped part 141 comprises a turning part 143, and the second plate-shaped part 141 and the second peripheral wall are connected into a whole through the turning part 143, wherein the second plate-shaped part 141 extends along the radial direction of the net part approximately, the second peripheral wall 142 extends along the axial direction of the net part approximately, the second plate-shaped part 141 comprises the turning part 143, the second plate-shaped part 141 and the second peripheral wall 142 are in smooth transition through the turning part 143, and the second peripheral wall 142 can be used for fixing or limiting the position of the device body; in the embodiment shown in fig. 11, the second peripheral wall 142 is located outside the first peripheral wall 122, the second peripheral wall 142 can be used to position the first peripheral wall 122 to facilitate welding of the first component to the second component, and the equivalent diameter of the second peripheral wall 142 is greater than the equivalent diameter of the first peripheral wall 122. The second plate-like part 141 is fixed or limited to the net part 11, specifically, if the side of the second plate-like part 141 away from the net bottom 113 is welded to the net part 11, more specifically, the side of the second plate-like part 141 away from the net bottom 113 is welded to the net end 1121. In one embodiment, the net end 1121 is located between the first plate-like part 121 and the second plate-like part 141, the first plate-like part and the second plate-like part are arranged substantially in parallel, the net part 11, the first member 12, and the second member 13 are welded, and the second plate-like part 141 is located closer to the net bottom 113 than the net end 1121, and the net end 1121 is located closer to the net bottom 113 than the first plate-like part 121 in the axial direction of the filter screen.

The filter assembly can also be in other structures, for example, as shown in fig. 12, the filter assembly further includes a clamping member, and the clamping member can be fixedly arranged with the first component and/or the second component, or the clamping member can be arranged in a limiting manner with the first component and/or the second component. The clamping piece can also play a role in fixing the net part, the first part and the second part. Referring to fig. 12, the filter assembly of this embodiment further includes a clamping member 15, at least a portion of the clamping member 15 is disposed in contact with the first component 12 ″, and at least a portion of the clamping member 15 is disposed in contact with the second component 14 ″, specifically, the clamping member 15 and the first component 12 ″, and the second component 14 ″ may be disposed in a pressing manner, so that the first component, the net portion, and the second component may be fixed or disposed in a limiting manner. As an embodiment, in the process of forming the filter assembly, the first component, the net portion, and the second component may be fixed, for example, welded, and then the clamping member is pressed and fixed.

The filter 100 comprises a body 2, the filter assembly 1 is located in the body, and the inner wall of the body 2 is fixedly arranged or limited with the filter assembly 1. The body 2 includes a first connecting port 21, a first diameter-changing portion 22, a main body portion 23, a second diameter-changing portion 24 and a second connecting port 25, wherein the main body portion 23 is substantially cylindrical, wherein the equivalent diameter of the first connecting port 21 is smaller than that of the main body portion 23, the equivalent diameter may be a diameter, the equivalent diameter of the second connecting port 25 is smaller than that of the main body portion 23, the equivalent diameter may be a diameter, and the equivalent diameter of the first connecting port 21 is greater than or equal to that of the second connecting port 25. The fixing or limiting of the filter assembly 1 can be performed in various manners, for example, the limiting manner can be performed, the body 2 includes a first inner concave portion 231 and a second inner concave portion 232, the first inner concave portion 231 and the second inner concave portion 232 are disposed to limit the filter assembly from the body, the first inner concave portion and the second inner concave portion can be disposed at main body portions or first transition portions or second transition portions, in the embodiment shown in fig. 1, the main body portion 23 is disposed with the first inner concave portion 231 and the second inner concave portion 232, the first inner concave portion 231 and the second inner concave portion 232 are disposed at two sides of a second peripheral wall of a second component of the filter assembly 1, the second inner concave portion 232 can limit the first inner concave portion 231 of the filter assembly 1 to be formed by a notch forming concave portion or a notch forming point, the second inner concave portion 232 can be formed by a notch forming concave portion or a notch forming point, and the first inner concave portion 231 and the second inner concave portion 232 can limit the second peripheral wall of the second component of the filter assembly 1 to be formed by a notch forming concave portion or a notch forming point at Axial movement where movement does not include vibrations and fluctuations in the lower range.

The filter body can be made of copper material or steel material, when steel material such as stainless steel or carbon steel is used, connection with copper may be needed sometimes, the filter can be additionally provided with a copper joint, the copper joint is arranged with the first interface part and/or the second interface part by welding, specifically, welding can be performed by using a welding material with a higher temperature, such as solder with a welding temperature of about 1000 ℃, so that the quality of the welding point cannot be affected when subsequent welding assembly is performed at a temperature lower than the solder temperature by a certain range, such as more than 100 ℃, for example, the maximum temperature of furnace welding between the filter body and the copper joint can be equal to or higher than 980 ℃, so that the subsequent welding temperature can be higher than 835 ℃. Fig. 26 shows a structure of a copper joint 3, which includes a substantially cylindrical copper joint body 31, a protruding end portion 32 formed at one end of the copper joint body 31 by flanging, a guide portion 33 having a diameter decreasing in the axial direction formed at the other end of the copper joint body 31 by reducing, and a plurality of ribs 34 formed on the outer wall of the copper joint 3 and uniformly distributed along the axial periphery of the copper joint 3, wherein the equivalent diameter of the outer edge of the protruding end portion 32 is larger than that of the copper joint body 31. The copper joint 3 may be inserted into the first interface part 21 and/or the second interface part 22, or the copper joint may be inserted into each of the first interface part 21 and the second interface part 22. Referring to fig. 27, the copper contact 3 is inserted into the first connecting portion 21, and the copper contact 3 is inserted into the first connecting portion 21, such that the outer wall of the copper contact main body 31 is engaged with the inner wall of the first connecting portion 21, and the protruding end 32 is engaged with the end surface of the first connecting portion 21. The protruding rib protrudes or sinks from the copper joint main body part, and due to the existence of the protruding rib 34, a clearance space is formed between the outer wall of the copper joint main body part 31 and the inside of the first connecting part 21, and the protruding end part 32 is in press fit with the end face of the first connecting part 21 and realizes axial positioning. In the process of assembling the filter 100, a ring-shaped solder (e.g., a solder ring) may be pre-set in the first connecting portion 21, so that the solder ring is left, and then the copper joint 2 is pressed into the first connecting portion, and then the first connecting portion is soldered and fixed.

Fig. 28 shows an embodiment of the net portion, the net end portion 1121 of the net portion is not folded, and may be used in the filter assembly shown in fig. 16 and 17, the filter assembly includes an outer frame assembly 13f, the outer frame assembly 13f includes a first outer frame 13c and a second outer frame 13d, a first side wall and a second side wall of the first outer frame 13c extend axially to the net cavity along the outside of the net side wall, and a first side wall and a second side wall of the second outer frame 13d extend axially to the net cavity along the outside of the net side wall. The first outer frame 13c and the first/second component are fixedly arranged or arranged in a limiting manner, the second outer frame 13d and the first/second component are fixedly arranged or arranged in a limiting manner, and the first outer frame 13c, the second outer frame and the second component are fixedly arranged by welding in the embodiment. Referring to fig. 19, the first frame 13c and the second frame 13d are respectively fixed to the second member 16. The first outer frame 13c and the second outer frame 13d are fixedly disposed, specifically, the bottom wall of the first outer frame 13c and the bottom wall of the second outer frame 13d are fixedly disposed, and more specifically, the fixedly disposed manner may be fixedly disposed by welding. As an embodiment, at least one side wall of the first and

second frames

13c and 13d may be disposed along the net fixing portion disposed at the net side wall, or put another way, at least one side wall of the first and

second frames

13c and 13d may be disposed at an outer side of the net fixing portion of the net side wall, so that a flow resistance of the working medium may be reduced and a protective effect for the net fixing portion may be improved, thereby reducing a possibility of breakage of the net fixing portion disposed at the net side wall as much as possible.

Referring to fig. 18 to 19, the first member 12e includes a first plate-shaped portion 121e, a second plate-shaped portion 122e, a first turning portion 123e, and a third plate-shaped portion 124e, and the second plate-shaped portion 122e includes a second turning portion 125e, wherein the first plate-shaped portion 121e is substantially annular, the second plate-shaped portion 122e is substantially annular, the first plate-shaped portion 121e and the second plate-shaped portion are substantially parallel or concentrically annular, the first plate-shaped portion 121e and the second plate-shaped portion 122e are transitionally disposed by the first turning portion 123e, an end of the mesh portion is located between the first plate-shaped portion 121e and the second plate-shaped portion 122e, the third plate-shaped portion 124e is extended substantially along a radial direction of the mesh cavity, and the second plate-shaped portion 122e and the third plate-shaped portion 124e124e are transitionally disposed by the second turning portion 125 e. As an embodiment, the first plate-shaped portion 121e and the second plate-shaped portion 122e together fix the mesh end portion 1121e, and the three portions may be fixed by welding, such as spot welding, specifically, the mesh end portion 1121e is also substantially annular, and along the radial direction of the mesh cavity, the mesh end portion 1121e is located between the first plate-shaped portion 121e and the second plate-shaped portion 122 e; in another embodiment, the mesh end 1121e is located between the first plate-shaped portion 121e and the second plate-shaped portion 122e along the radial direction of the mesh cavity, and the first plate-shaped portion 121e, the mesh end 1121e and the second plate-shaped portion 122e are limited by being indented or bumped; in another embodiment, the net end portion 1121e is located between the first plate-like portion 121e and the second plate-like portion 122e along the radial direction of the net cavity, the first plate-like portion 121e, the net end portion 1121e and the second plate-like portion 122e are arranged in a pressing manner, and the net end portion located between the first plate-like portion 121e and the second plate-like portion 122e has a certain length of 3mm or more, that is, the first plate-like portion 121e, the net end portion 1121e and the second plate-like portion 122e are arranged in a pressing manner, and the extending net end portion is made longer, so that the first plate-like portion 121e, the net end portion 1121e and the second plate-like portion 122e are relatively fixed in a position-limited manner.

Referring to fig. 18-19, the first component 12e is fixedly disposed with the second component 16, specifically, the third plate-shaped portion 124e of the first component 12e and the first peripheral wall 161 of the second component are fixed by welding, more specifically, the third plate-shaped portion 124e of the first component 12e and the first peripheral wall 161 of the second component are disposed by spot welding with a plurality of welding points, and the first peripheral wall 161 of the second component is closer to the mesh bottom than the third plate-shaped portion 124e of the first component 12e along the axial direction of the mesh chamber; the first plate-shaped portion 121e of the first member 12e and the second plate-shaped portion 122e of the first member 12e jointly fix the net end portion 1121e, such that the net portion is fixedly disposed with the first member 12e, the first member 12e is fixedly disposed with the net portion, the first member 12e is fixedly disposed with the second member 16, such that the net portion is fixedly disposed with the second member 16, and the filter assembly can be fixedly disposed or limited with the inner wall of the device body through the second member 16, such that the net portion is fixedly disposed or limited with the inner wall of the device body. The first plate-shaped portion 121e of the first component 12e is disposed in cooperation with the end portion 131a of the supporting frame 13a, most of the supporting frame 13a is located in the mesh cavity, the end portion 131a of the supporting frame 13a is located substantially inside the first plate-shaped portion 121e of the first component 12e, i.e. in the radial direction of the mesh cavity, the first flange portion 136 ' a of the end portion 131a is located substantially outside the mesh cavity, the end portion 131a includes a transition portion 138a of the first side wall, the transition portion 138a includes a portion extending substantially in the radial direction of the mesh cavity and a portion extending substantially in the axial direction of the mesh cavity, the first flange portion 136 ' a is disposed substantially in the radial direction of the mesh cavity by the transition portion 138a, the end portion 131a is fixedly disposed with the first component 12e, specifically, the end portion 131a, the transition portion 138a is disposed in a position-limiting manner with the first plate-shaped portion 121e and the second plate-shaped portion 122e of the first component 12e, the first flange portion 136 ' a is disposed in a welding manner with the third plate, this welding sets up can be for setting up through spot welding, so make carriage 13a and the fixed setting of first part, increased the stability of carriage relatively, simultaneously, be favorable to reducing when having working medium, carriage 13a makes the net portion damage owing to fixed unstable impact to the net portion. The support frame 13c is located outside the cell, the support frame 13c is fixedly arranged with the second member, the flange portion of the support frame 13c is closer to the bottom of the cell than the second plate-like portion of the second member in the axial direction of the cell, the third plate-like portion 124e of the first member 12e and the flange portion of the support frame 13c are located on opposite sides of the first peripheral wall 161 of the second member, specifically, the flange portion of the support frame 13c is arranged by welding with the second member, more specifically, the flange portion of the support frame 13c is fixedly arranged by spot welding with the second plate-like portion of the second member.

Referring to fig. 29, the second plate-like portion may be disposed on the second component, and the second component 16 includes a first peripheral wall 161, a second peripheral wall 162 and a turning portion 163, wherein the first peripheral wall 161 and the second peripheral wall 162 are transitionally disposed by the turning portion 163. The first peripheral wall 161 extends generally radially of the chamber and the second peripheral wall 162 extends generally axially of the chamber. The first peripheral wall 161 and the second peripheral wall 162 are arranged transitionally by a turn 163. The first peripheral wall 161 is arranged in cooperation with the first plate-like portion for fixing or limiting the end of the net, the first peripheral wall 161 being relatively closer to the bottom of the net than the first plate-like portion in the axial direction of the net chamber. The second peripheral wall 162 of the second member 16 may be fixedly disposed or retained with the inner wall of the body.

One method of making the filter assembly 11 is illustrated by the following example. The manufacturing method includes the following steps, some sequence of which may be adjusted:

s1: and (5) processing the net part. The filter screen cloth meeting the requirements is screened, and cut or punched to obtain a filter screen body, and the filter screen body is processed into a net side wall and a net part with the bottom not welded through folding, or the filter screen body is directly obtained; welding the filter screen body at the screen fixing part to ensure that the screen fixing parts positioned on the side wall and the bottom of the screen are welded and fixed; or firstly welding and fixing the net fixing parts positioned on the side walls of the net, then obtaining the net bottom through a folding or turning or cutting process, and welding the net fixing parts positioned on the net bottom to ensure that the net fixing parts positioned on the net bottom are welded and arranged to obtain the net bottom; or, the filter screen body with the side wall and the bottom not welded is obtained by cutting the filter screen meeting the requirements through screening, or the filter screen body is directly obtained; welding the filter screen body at the screen fixing part to enable the screen fixing part positioned on the side wall of the screen to be welded, obtaining a screen bottom through a folding or turning or cutting process, and welding the screen dividing fixing part positioned at the screen bottom to enable the screen fixing part positioned at the screen bottom to be welded, so as to obtain the screen bottom; so obtain net portion, when needing the turn-ups to net tip, still include to the net tip of net lateral wall and carry out the turn-ups setting. The specific process of the wire section can be adjusted as desired.

S2: and (5) processing a support frame of the support assembly. Selecting a metal plate or strip material, such as a lath, of a support assembly meeting the requirements, and performing stamping or bending processing to obtain a support frame comprising a first side wall, a second side wall and a bottom wall; or selecting a supporting frame body meeting the requirements, such as a lath, bending the supporting frame body to obtain the supporting frame comprising the first side wall, the second side wall and the bottom wall, and bending the first side wall and the second side wall to obtain a first flanging part and a second flanging part; thus obtaining a support frame;

s3: and (6) processing the first component. Stretching a plate sheet meeting the requirement to remove redundant parts to obtain a first peripheral wall, punching the plate sheet with the obtained first peripheral wall to obtain a first plate-shaped part, and thus obtaining a first component or directly punching the plate to obtain a first component;

s4: and (5) processing the second part. And stretching the plate or the sheet which meets the requirement and removing the redundant part to obtain a second peripheral wall, and punching the sheet which obtains the second peripheral wall to obtain a second plate-shaped part, thus obtaining a second part or directly punching the plate to obtain the second part.

The manufacturing method further comprises the following steps: the processing of the filter assembly, the steps P1, P2 in the following steps can be only one or both of:

p1: welding the bottoms of at least two supporting frames to form an inner supporting assembly;

p2: welding the bottoms of at least two outer frames to form an outer frame assembly;

p3: a) assembling and welding the inner support assembly, the net part, the first component and the second component to form a filter assembly, or b) assembling and welding the outer frame assembly, the net part, the first component and the second component to form a filter assembly, or c) welding the inner support assembly, the net part, the first component, the second component and the outer frame assembly to form a filter assembly; or d), welding the inner support assembly and the first component, assembling the welded first component and the inner support assembly with the net part and the second component, and welding and fixing the first component, the net end part of the net part and the second component; or e), welding the outer frame assembly with the second component, and assembling and welding the welded second component with the outer frame assembly, the first component and the net part; or f) welding the inner support assembly and the first component to form a first assembly, welding the outer frame assembly and the second component to form a second assembly, and assembling and welding the net part, the first assembly and the second assembly.

The filter assembly may also be manufactured in a manufacturing process comprising the following steps, some sequence of which may be adjusted:

s1: and (5) processing the net part. Cutting or punching the filter screen cloth to obtain a filter screen body, folding and welding the filter screen body to form a screen part, which can refer to the step of S1;

s2: and (5) processing a support frame of the support assembly. Stamping a metal plate or strip into a support frame, or blanking and bending the metal plate or strip into the support frame, wherein the support frame comprises a first side wall, a second side wall and a bottom wall;

s3': and (6) processing the first component. A suitable material is selected to obtain the first part by drawing or stamping. The first part can be made more consistent by shaping if necessary;

s3: and (5) processing the second part. The second component is obtained by drawing or stamping a suitable material. The second part can be made more consistent by reshaping if necessary;

p3: a) assembling the filter assembly. Assembling and welding the net part, the first component and the second component, and then sleeving the two supporting frames of the outer frame component and welding and fixing the two supporting frames and the second component to form a filtering component; b) or assembling and welding and fixing the net part, the first part and the second part, welding and fixing two support frames of the outer frame assembly, sleeving the outer frame assembly and welding and fixing the outer frame assembly and the second part to form a filtering assembly; c) or assembling and welding and fixing the net part, the first component and the second component, welding and fixing the two support frames of the inner support assembly, and installing the inner support assembly into the net cavity and welding and fixing the inner support assembly and the first component to form the filter assembly.

The manufacturing method can also be as follows, the steps P1 and P3' do not limit the sequence:

p1: welding the bottoms of at least two supporting frames of the inner supporting assembly to form the inner supporting assembly;

p3': the first component is welded with the net part to form a first member;

p4': the inner support assembly is welded with the first member to form a second member;

p6': the second member is welded to the second component to form the filter assembly.

The manufacturing method can also be as follows, the following steps do not limit the sequence: wherein, the steps P1 and P2 can be selected from one or both of them, and some steps can be replaced, for example, P5 'can be performed before or at the same time as P3':

p1: welding the bottoms of at least two supporting frames of the inner supporting assembly to form the inner supporting assembly; andor, P2: welding the bottoms of at least two outer frames of the outer frame assembly to form an outer frame assembly;

p3': the first component is welded with the net part to form a first member;

p5': the outer frame assembly and the second component are welded to form a third component;

p6': the second member is welded to the third member.

The assembly of the filter comprises the following steps, wherein the processing of the first interface part and the second interface part can be exchanged:

processing one end of the device body tube blank in a rolling or other necking mode to form a first interface part at one end, and simultaneously forming a first concave part on the main body part of the device body tube blank in a rolling or dotting mode to enable the inner wall part of the device body part at the first concave part to protrude inwards;

loading the filter assembly such that the second peripheral wall of the second component of the filter assembly is positioned on a side of the first interior recess opposite the first interface portion;

in the main body part of the device body tube blank, a second concave part is formed on one side, relatively far away from the first concave part, of the second peripheral wall of the corresponding second component in a rolling or dotting mode, so that the second peripheral wall of the second component is positioned between the first concave part and the second concave part;

and processing the other end of the device body tube blank in a rolling or other necking mode to form a second interface part at the other end.

The assembly of the filter may also include the steps of:

processing one end of the device body tube blank in a rolling or other necking mode to form a first interface part or a second interface part at one end;

the second peripheral wall of the second component of the filter assembly is in transition fit or interference fit with the main body part of the body tube blank, and the main body part of the body tube blank and the second peripheral wall of the second component of the filter assembly are welded and fixed at the corresponding positions, such as spot welding or argon arc welding and the like;

and processing the other end of the device body tube blank in a rolling or other necking mode to form a second interface part or a first interface part at the other end.

It should be noted that: although the present invention has been described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the above-mentioned embodiments may be modified or substituted by equivalents, and all modifications and improvements that do not depart from the spirit and scope of the present invention are intended to be covered by the present invention.

Claims

1. A filter assembly, comprising a web portion, a first member, a second member, and a support assembly, the web portion comprising a web sidewall and a web bottom, the web portion having a web cavity, the web sidewall being a portion of a wall forming the web cavity, the web bottom being a portion of a wall forming the web cavity; the first component comprises a first plate-shaped part and a second plate-shaped part, the net part is at least partially positioned between the first plate-shaped part and the second plate-shaped part, the first plate-shaped part is fixedly or in a limiting way arranged with one part of the net part, and the second plate-shaped part is fixedly or in a limiting way arranged with one part of the net part; the first component and the second component are fixedly arranged;

2. The filter assembly of claim 1, wherein the web sidewall includes a web end portion, the web end portion is located between the first plate-like portion and the second plate-like portion in a radial direction of the web cavity, the first plate-like portion is fixedly disposed with the web end portion by welding, the second plate-like portion is fixedly disposed with the web end portion by welding, the support assembly includes one support frame or two support frames, and the support frame of the support assembly is fixedly disposed with the first member by welding.

3. The filter assembly of claim 1 or 2, wherein the support assembly comprises one support frame or two or more support frames, the support frame comprises a first side wall, a second side wall and a bottom wall, the support frame is of an integral structure, the first side wall is substantially arranged along the axial extension of the mesh cavity, the second side wall is substantially arranged along the axial extension of the mesh cavity, the bottom wall is substantially arranged along the radial extension of the mesh cavity, the shape of the support frame is matched with the shape of the mesh part, the first side wall is fixedly arranged or limited with the first component, and the second side wall is fixedly arranged or limited with the first component.

4. The filter assembly of claim 2, wherein the first plate portion is located on an opposite outer side of the second plate portion, the first member further comprises a third plate portion formed by the first member being bent at the first plate portion and extending radially outward or the third plate portion being formed by the first member extending radially inward at the second plate portion, the support frame comprises a first side wall and a second side wall, the first side wall of the support frame comprises a first end portion, the second side wall of the support frame comprises a second end portion, the first end portion is fixedly disposed with the third plate portion by welding, and the second end portion is fixedly disposed with the third plate portion by welding.

5. The filter assembly of claim 3, wherein the first plate portion is located on an opposite outer side of the second plate portion, the first member further includes a third plate portion formed by the first member being bent at the first plate portion and extending radially outward or formed by the first member extending radially inward at the second plate portion, the first side wall of the support frame includes a first end portion, the second side wall of the support frame includes a second end portion, the first end portion is fixedly disposed with the third plate portion by welding, and the second end portion is fixedly disposed with the third plate portion by welding.

6. The filter assembly of claim 2, wherein the first plate portion is located on an opposite outer side of the second plate portion, the first member further comprising a third plate portion formed by the first member being bent at the first plate portion and extending radially outward; the utility model discloses a support frame, including the braced frame, the braced frame includes first lateral wall and second lateral wall, the first lateral wall of braced frame includes first tip, first portion of bending, the second lateral wall of braced frame includes second tip, second portion of bending, first portion of bending is followed the position of being connected of first platelike portion and second platelike portion is bent, the second portion of bending is followed the position of being connected of first platelike portion and second platelike portion is bent, third platelike portion with the first tip passes through welded fastening and sets up, the third platelike portion with the second tip passes through welded fastening and sets up.

7. The filter assembly of claim 3, wherein the first plate portion is located on an opposite outer side of the second plate portion, the first member further comprises a third plate portion, the third plate portion is formed by the first member, the first sidewall of the support frame bent at the first plate portion and extending radially outward includes a first end portion and a first bent portion, the second sidewall of the support frame includes a second end portion and a second bent portion, the first bent portion is bent along a connection portion of the first plate portion and the second plate portion, the second bent portion is bent along a connection portion of the first plate portion and the second plate portion, the third plate portion is fixedly disposed with the first end portion by welding, and the third plate portion is fixedly disposed with the second end portion by welding.

8. The filter assembly of any of claims 1, 2, 4-7, wherein the support assembly comprises an inner support assembly comprising at least two support frames: the bottom wall of the first supporting frame is positioned in the mesh cavity, the bottom wall of the second supporting frame is positioned in the mesh cavity, the bottom wall of the first supporting frame and the bottom wall of the second supporting frame are fixedly arranged by welding, and the bottom wall of the first supporting frame and the bottom wall of the second supporting frame are arranged in a crossed mode or in a roughly vertical mode when viewed in the axial direction of the mesh cavity; the supporting frame is processed by a metal plate or a strip material, the width of the supporting frame is larger than the thickness of the supporting frame to form a flat surface, and the flat surface faces the net part; the net part comprises a net fixing part, the net fixing part comprises a fixing part positioned on the side wall of the net and a fixing part positioned at the bottom of the net, the net fixing part positioned on the side wall of the net approximately extends longitudinally along the net cavity, and at least part of the side wall of the supporting frame is positioned on the inner side of the net fixing part.

9. The filter assembly of claim 3, wherein the support assembly comprises an inner support assembly comprising at least two support frames: the bottom wall of the first supporting frame is positioned in the mesh cavity, the bottom wall of the second supporting frame is positioned in the mesh cavity, the bottom wall of the first supporting frame and the bottom wall of the second supporting frame are fixedly arranged by welding, and the bottom wall of the first supporting frame and the bottom wall of the second supporting frame are arranged in a crossed mode or in a roughly vertical mode when viewed in the axial direction of the mesh cavity; the supporting frame is processed by a metal plate or a strip material, the width of the supporting frame is larger than the thickness of the supporting frame to form a flat surface, and the flat surface faces the net part; the net part comprises a net fixing part, the net fixing part comprises a fixing part positioned on the side wall of the net and a fixing part positioned at the bottom of the net, the net fixing part positioned on the side wall of the net approximately extends longitudinally along the net cavity, and at least part of the side wall of the supporting frame is positioned on the inner side of the net fixing part.

10. The filter assembly according to claim 8, wherein the support assembly comprises an outer frame assembly, the outer frame assembly comprises at least one outer frame or two or more outer frames, the outer frame and the second component are fixedly arranged by welding, the outer frame comprises a side wall and a bottom wall, the bottom wall of the outer frame is located outside the mesh cavity, at least most of the side wall of the outer frame is located outside the mesh cavity, the outer frame is formed by processing a metal plate or strip-shaped material, the width of the outer frame is larger than the thickness of the outer frame to form a flat surface, the flat surface faces the mesh portion, and the shape of the outer frame is matched with the shape of the mesh portion to support the mesh portion or limit outward deformation of the mesh portion; the side wall of the outer frame is at least partially positioned outside the net fixing part.

11. The filter assembly of claim 9, wherein the support assembly comprises an outer frame assembly, the outer frame assembly comprises at least one outer frame or two or more outer frames, the outer frame and the second component are fixedly disposed by welding, the outer frame comprises a side wall and a bottom wall, the bottom wall of the outer frame is located outside the mesh cavity, at least most of the side wall of the outer frame is located outside the mesh cavity, the outer frame is formed by processing a metal plate or strip-shaped material, the width of the outer frame is larger than the thickness of the outer frame to form a flat surface, the flat surface faces the mesh portion, and the shape of the outer frame is matched with the shape of the mesh portion to support the mesh portion or limit outward deformation of the mesh portion; the side wall of the outer frame is at least partially positioned outside the net fixing part.

12. The filter assembly of any of claims 1, 2, 4-7, and 9-11, wherein the support assembly comprises an outer frame assembly and an inner support assembly, the outer frame assembly comprising two outer frames: the bottom wall of the first outer frame and the bottom wall of the second outer frame are welded;

the inner support assembly comprises two support frames: the supporting frame is at least partially positioned in the mesh cavity, and the bottom wall of the first supporting frame is welded with the bottom wall of the second supporting frame; viewed along the axial direction of the net cavity, the bottom wall of the first outer frame is approximately perpendicular to the bottom wall of the second outer frame; the bottom wall of the first supporting frame is approximately perpendicular to the bottom wall of the second supporting frame;

viewed in the radial direction of the net cavity, at least part of the first side wall of the first outer frame is overlapped with at least part of the first side wall or the second side wall of the support frame, at least part of the second side wall of the first outer frame is overlapped with at least part of the first side wall or the second side wall of the support frame, the net part comprises a net fixing part, the net fixing part comprises a fixing part positioned on the net side wall and a fixing part positioned at the net bottom, and the net fixing part positioned on the net side wall is at least partially positioned between the side wall of the outer frame and the side wall of the support frame;

the first member is of unitary construction and the second member is of unitary construction, the first plate-like portion being generally annular and the second plate-like portion being generally annular.

13. A filter assembly as recited in claim 3, wherein said support assembly comprises an outer frame assembly and an inner support assembly, said outer frame assembly comprising two outer frames: the bottom wall of the first outer frame and the bottom wall of the second outer frame are welded;

14. A filter, comprising a body, wherein the filter further comprises a filter assembly according to any one of claims 1 to 13, the filter assembly is located in the body, the filter assembly and an inner wall of the body are fixedly disposed by welding or the filter assembly and the inner wall of the body are disposed in a limiting manner by disposing an inner concave portion on an inner wall of a main body portion of the body, the body comprises a first connecting portion, a second connecting portion and a main body portion, an equivalent diameter of the first connecting portion is smaller than an equivalent diameter of the main body portion, an equivalent diameter of the second connecting portion is smaller than an equivalent diameter of the main body portion, and the filter assembly is disposed on the main body portion.

15. The filter of claim 14, wherein the filter includes a copper connector welded to the first connecting portion or welded to the second connecting portion or welded to the first connecting portion and the second connecting portion respectively, the filter assembly is made of stainless steel, the body is made of stainless steel, the copper connector is made of copper, the body and the copper connector are welded together by furnace welding, the body and the copper connector are welded together at a maximum temperature of 980 degrees or more, the copper connector includes a copper connector body, and the copper connector body includes a rib protruding from or recessed into the copper connector body.