CN220968433U

CN220968433U - Integrated air filter frame structure

Info

Publication number: CN220968433U
Application number: CN202322501239.4U
Authority: CN
Inventors: 徐胜委
Original assignee: Guangzhou Jiusheng Purification Technology Co ltd
Current assignee: Guangzhou Jiusheng Purification Technology Co ltd
Priority date: 2023-09-14
Filing date: 2023-09-14
Publication date: 2024-05-17
Anticipated expiration: 2033-09-14

Abstract

The utility model discloses an integrated air filter frame structure, which comprises a metal square frame body spliced end to end after bending, wherein the metal square frame body is a groove body section bar formed by a bottom plate and two clamping plates respectively and symmetrically connected to two sides of the bottom plate, the clamping plates are vertically distributed with the bottom plate, the two clamping plates and the bottom plate enclose a slot for clamping and fixing an air filter core, two ends of the clamping plates are respectively cut with a first notch and a second notch, the notch angles of the first notch and the second notch are complementary, and the edge of the first notch or the edge of the second notch is provided with a first inserting sheet; the clamping plate is correspondingly cut with a third incision which is in the shape of a right isosceles triangle at the right-angle bending part of the metal square frame body, and the edge of the third incision is provided with a second inserting piece; one end of the bottom plate is provided with a plugboard with a first buckling position, and the other end of the bottom plate is provided with a second buckling position buckled and connected with the first buckling position. The utility model has better connection strength, is not easy to distort and deform, and can be assembled quickly.

Description

Integrated air filter frame structure

Technical Field

The utility model relates to the technical field of air filters, in particular to an integrated air filter frame structure.

Background

At present, the mounting frame of the existing plate-type air filter mainly adopts metal profiles to be assembled into a frame through cutting, punching and riveting, or adopts plastic injection molding to be assembled into a frame, or is manufactured and molded by metal plates to be assembled into a frame.

The Chinese patent of the utility model with the publication number of CN212941907U discloses an integrated frame of an air filter, wherein the frame is a square frame body formed by bending a galvanized plate groove profile at right angles in a diagonal notch until the head end and the tail end are closed and fixedly connected, the diagonal notch is an isosceles notch which is consistent in projection on two groove edges and enables a cutting edge to collide with a shoulder to be right angle in bending, two ends of the groove profile are respectively provided with a diagonal half-angle notch for closing and inserting fit, one end of the groove profile is provided with an inserting sheet which is vertical to the groove bottom, and the groove bottom at the other end of the inserting sheet is provided with a rivet hole corresponding to the position after the inserting sheet is closed. However, after the frame of the structure is assembled and installed with the air filter, the frame is easily distorted and deformed under the action of external force due to the fact that the diagonal cuts and the isosceles cuts lack corresponding limit and reinforcement structural designs, so that the strength of the whole structure is insufficient.

Thus, further improvements are needed.

Disclosure of utility model

The utility model aims to provide an integrated air filter frame structure, which solves the problem that the integrated frame in the background art is easy to distort and deform under the action of external force.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides an integral type air cleaner frame structure, includes the metal square frame body of end to end concatenation after buckling, the metal square frame body is the cell body section bar that comprises bottom plate and two grip blocks of symmetry connection respectively in the bottom plate both sides, the grip block with the bottom plate perpendicular distribution, two the grip block with the bottom plate encloses into the slot that is used for centre gripping fixed air cleaner filter core; a first incision is cut at one end of the clamping plate, a second incision is cut at the other end of the clamping plate, incision angles of the first incision and the second incision are complementary, and a first insertion piece is arranged at the edge of the first incision or the edge of the second incision; the clamping plate is correspondingly cut at the right-angle bending part of the metal square frame body, the third incision is in a right-angle isosceles triangle shape, and a second inserting piece is arranged at the edge of the third incision; one end of the bottom plate is provided with a plugboard, a first buckling position is arranged on the plugboard, and the other end of the bottom plate is provided with a second buckling position which is buckled and connected with the first buckling position.

Further, the first buckling position and the second buckling position are round concave positions formed by stamping.

Further, rivet holes are formed in the centers of the first buckling position and the second buckling position. Through the mode of riveting to strengthen the connection between first knot position and the second knot position, avoid the metal square frame body pine to take off.

Further, the first inserting piece and the second inserting piece are rectangular pieces, and the pieces are integrally connected with the clamping plate.

Further, the length direction of the first insertion piece is vertically distributed with the edge of the first notch or the edge of the second notch, and the length direction of the second insertion piece is vertically distributed with the edge of the third notch.

Further, the top corner of the third cutout is connected to the surface of the bottom plate.

Further, the clamping plate is provided with a flanging which is rolled and formed towards the slot at one end far away from the bottom plate. So, can increase the bulk strength of frame, be difficult for taking place distortion, and through the turn-ups of roll-up compression molding for the border of frame is comparatively level and smooth and be difficult to scrape the hand, also can improve the aesthetic property of product simultaneously.

Further, the metal square frame body is manufactured by integrally forming an aluminum alloy plate or a galvanized plate.

Compared with the prior art, the utility model provides an integrated air filter frame structure, which has the following beneficial effects:

according to the utility model, the first inserting piece is arranged at the edge of the first notch or the second notch which are spliced mutually and the second inserting piece is arranged at the edge of the third notch, so that the clamping limit and the fixing of the spliced clamping plate after bending can be realized by utilizing the structural form of the inserting pieces, and the effects of reinforcing connection and preventing distortion and deformation are achieved; in addition, the metal square frame body after the end-to-end splicing after bending can be buckled and clamped with the second buckling position by utilizing the first buckling position on the bent plugboard, so that the aim of quick locking is fulfilled.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a view showing the overall construction of the present utility model;

FIG. 2 is a schematic view of the structure of the present utility model before bending;

FIG. 3 is an enlarged schematic view of FIG. 2 at A;

FIG. 4 is an enlarged schematic view of FIG. 2B;

FIG. 5 is an enlarged schematic view of FIG. 2 at C;

FIG. 6 is a schematic illustration of bending according to the present utility model;

FIG. 7 is a schematic view of the end-to-end splice after bending in accordance with the present utility model;

Fig. 8 is a schematic view of the rivet fastening after the splice is completed.

Reference numerals: 10. a metal square frame; 1. a bottom plate; 11. a plug board; 12. a first buckling position; 13. a second buckling position; 14. rivet hole; 2. a clamping plate; 21. a first incision; 22. a second incision; 23. a first insertion piece; 24. a third incision; 25. a second insertion piece; 26. flanging; 3. a slot; 4. and (5) a rivet.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below by means of detailed embodiments in conjunction with the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 8, the present embodiment provides an integrated air filter frame structure, which includes a metal square frame body 10 spliced end to end after bending, wherein the metal square frame body 10 is a groove profile formed by a bottom plate 1 and two clamping plates 2 respectively symmetrically connected to two sides of the bottom plate 1, the clamping plates 2 are vertically distributed with the bottom plate 1, and two clamping plates 2 and the bottom plate 1 enclose a slot 3 for clamping and fixing an air filter core. The one end of grip block 2 cuts there is the first incision 21, the other end of grip block 2 cuts there is the second incision 22, the first incision 21 with the incision angle of second incision 22 is reciprocal, the border of first incision 21 is equipped with first insertion piece 23. The clamping plate 2 is correspondingly cut with a third notch 24 at the right-angle bending part of the metal square frame body 10, the third notch 24 is in a right-angle isosceles triangle shape, the vertex angle of the third notch 24 is connected with the surface of the bottom plate 1, and the edge of the third notch 24 is provided with a second inserting piece 25. One end of the bottom plate 1 is provided with a plugboard 11, a first buckling position 12 is arranged on the plugboard 11, and the other end of the bottom plate 1 is provided with a second buckling position 13 buckled and clamped with the first buckling position 12. The first inserting piece is arranged at the edge of the first notch, and the second inserting piece is arranged at the edge of the third notch, so that the clamping limit and the fixing of the spliced clamping plate after bending can be realized by utilizing the structural form of the inserting pieces, and the effects of reinforcing connection and preventing distortion and deformation are achieved; in addition, the metal square frame body after the end-to-end splicing after bending can be buckled and clamped with the second buckling position by utilizing the first buckling position on the bent plugboard, so that the aim of quick locking is fulfilled.

In some specific embodiments, referring to fig. 3 and 5, the first fastening portion 12 and the second fastening portion 13 are circular recesses formed by punching.

As a modified embodiment, referring to fig. 3 and 5, circular rivet holes 14 are formed at the centers of the first fastening position 12 and the second fastening position 13. Specifically, as shown in fig. 7 and 8, when the first buckling position and the second buckling position are buckled, the connection between the first buckling position and the second buckling position is reinforced by riveting, so that the metal square frame is prevented from loosening.

In some specific embodiments, referring to fig. 3 and 4, the first insertion tab 23 and the second insertion tab 25 are rectangular sheets, and the sheets are integrally connected to the clamping plate 2. Specifically, the length direction of the first insertion piece 23 is perpendicular to the edge of the first notch 21, and the length direction of the second insertion piece 25 is perpendicular to the edge of the third notch 24.

In some embodiments, referring to fig. 1 to 8, the clamping plate 2 is provided with a flange 26 rolled towards the slot 3 at an end remote from the bottom plate 1. So, can increase the bulk strength of frame, be difficult for taking place distortion, and through the turn-ups of roll-up compression molding for the border surface of frame is more level and smooth and be difficult to scrape the hand, also can improve the aesthetic property of product simultaneously.

In some specific embodiments, the metal frame body 10 is integrally formed by using an aluminum alloy plate through the procedures of hemming, blanking, punching, bending and the like. Of course, in other embodiments, one skilled in the art may choose to form a metal block from other metal sheets such as galvanized sheet.

During installation, as shown in fig. 6, the metal square frame body 10 is assembled by bending the bottom plate 1 in an end-to-end manner, and as the first inserting piece 23 is arranged at the edge of the first notch 21 and the second inserting piece 25 is arranged at the edge of the third notch 24, the clamping limit and fixation of the spliced clamping plate 2 after bending can be realized by utilizing the structural form of the inserting pieces, and the functions of reinforcing connection and preventing distortion are achieved. In addition, as shown in fig. 7 and 8, the metal frame body 10 after the end-to-end splicing after bending can be fastened and clamped by the first fastening position 12 and the second fastening position 13 on the bent plug board 11, and the rivet 4 is used for reinforcing, so that the purpose of quick locking is realized.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides an integral type air cleaner frame structure, includes the metal square frame body of end-to-end concatenation after buckling, the metal square frame body is the cell body section bar that comprises bottom plate and two grip blocks of symmetry connection respectively in the bottom plate both sides, the grip block with the bottom plate perpendicular distributes, two the grip block with the bottom plate encloses into the slot that is used for the fixed air cleaner filter core of centre gripping, its characterized in that: a first incision is cut at one end of the clamping plate, a second incision is cut at the other end of the clamping plate, incision angles of the first incision and the second incision are complementary, and a first insertion piece is arranged at the edge of the first incision or the edge of the second incision; the clamping plate is correspondingly cut at the right-angle bending part of the metal square frame body, the third incision is in a right-angle isosceles triangle shape, and a second inserting piece is arranged at the edge of the third incision; one end of the bottom plate is provided with a plugboard, a first buckling position is arranged on the plugboard, and the other end of the bottom plate is provided with a second buckling position which is buckled and connected with the first buckling position.

2. An integrated air filter bezel structure as defined in claim 1, wherein: the first buckling position and the second buckling position are round concave positions formed by stamping.

3. An integrated air filter bezel structure as recited in claim 1 or 2, wherein: rivet holes are formed in the centers of the first buckling position and the second buckling position.

4. An integrated air filter bezel structure as defined in claim 1, wherein: the first inserting piece and the second inserting piece are rectangular pieces, and the pieces are integrally connected with the clamping plate.

5. The unitary air filter bezel structure of claim 4, wherein: the length direction of the first inserting piece is vertically distributed with the edge of the first notch or the edge of the second notch, and the length direction of the second inserting piece is vertically distributed with the edge of the third notch.

6. An integrated air filter bezel structure as defined in claim 1, wherein: the vertex angle of the third notch is connected with the surface of the bottom plate.

7. An integrated air filter bezel structure as defined in claim 1, wherein: the clamping plate is provided with a flanging which is rolled and formed towards the slot at one end far away from the bottom plate.

8. An integrated air filter bezel structure as defined in claim 1, wherein: the metal square frame body is manufactured by integrally forming an aluminum alloy plate or a galvanized plate.