Filter element fixing support of air filter

Abstract

The utility model belongs to the technical field of air filters, and particularly relates to an air filter filter element fixing support which comprises an air filter shell, a filter element is arranged in the air filter shell, four sets of first limiting grooves are formed in the inner bottom face of the air filter shell, and first limiting blocks are connected into the four sets of first limiting grooves in a sliding mode. A threaded hole is formed in the inner bottom surface of the air filter shell; according to the diameter of the filter element, the four sets of arc-shaped plates are pulled outwards or pushed towards the middle, circle dimension adjustment is conducted on the four sets of arc-shaped plates, so that first damping pads are attached to the surface of the filter element, meanwhile, the length of the portions, located in the arc-shaped plates, of the soft plates is changed, connection of the four sets of arc-shaped plates is ensured, and the positions of the arc-shaped plates are fixed through fixing bolts; in conclusion, the fixing support can adjust the ring dimension according to the diameter of the filter element, and then the application range of the fixing support is widened.

Description

TECHNICAL FIELD

[0001] The utility model belongs to air filter technical field, specifically a kind of air filter filter core fixing support. BACKGROUND

[0002] Air filter filter core is a kind of device for filtering air, main function is to filter dust, sand and other impurities in air, to protect the normal operation of engine, reduce the wear of valve, cylinder, piston and other parts, in order to ensure that filter core is stable in air filter, prevent displacement or damage due to vibration or airflow impact, while facilitating installation and replacement, so a kind of air filter filter core fixing support is needed.

[0003] The existing air filter filter core fixing support includes: stable frame, connecting frame, upper fixed plate, lower fixed plate, compression spring and other components, which fixes filter cotton in stable frame through the cooperation of upper fixed plate and lower fixed plate, to prevent it from shaking during work, and the elastic design of compression spring can effectively reduce the vibration of automobile air filter during driving, to ensure the stability of filter core.

[0004] But the circle of the existing fixing support cannot be changed, so the fixing support cannot be applied to filter cores of different diameters, which leads to the reduction of the use range of the fixing support, therefore, an air filter filter core fixing support is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the deficiency of prior art, aiming at the problems existing in the prior art, the utility model provides an air filter filter core fixing support.

[0006] The utility model solves the technical scheme that the utility model adopts adopts a kind of air filter filter core fixing support, including: air filter shell, the inside of air filter shell is provided with filter core, the inside bottom surface of air filter shell is equipped with four groups of first limit slot, the inside of four groups of first limit slot is slidably connected with first limit block, the inside bottom surface of air filter shell is equipped with screw hole, the upper surface of four groups of first limit block is all fixedly connected with arc plate, one side of arc plate is fixedly connected with connecting plate, there is fixed bolt through on connecting plate, one end of fixed bolt is threadedly connected in the inside of screw hole, one side of arc plate is fixedly connected with first damping pad, the outer surface of filter core is pasted with first damping pad, the inside of four groups of arc plate is equipped with second limit slot, after fixed bolt passes through connecting plate, is screwed into screw hole, the position of arc plate is fixed, so that the circle of fixed assembly is fixed, filter core can be fixed, when filter core is disassembled, fixed bolt is screwed out, so that the fixation of four groups of arc fixed plate is released, filter core can be taken out.

[0007] Preferably, the inner middle of the second limiting groove is fixedly connected with a partition plate, both sides of the partition plate are fixedly connected with springs, one end of the two groups of springs is fixedly connected with a limiting plate, the limiting plate is slidingly connected in the second limiting groove, and the limiting plate moves while stretching or compressing the springs to different degrees, so that the two ends of the extension soft plate are connected and fixed, and the stability of the extension soft plate is ensured.

[0008] Preferably, one side of the two groups of limiting plates is fixedly connected with an extension soft plate, the extension soft plate is slidingly connected in the second limiting groove, and the four groups of extension soft plates connect the four groups of arc-shaped plates, the limiting plate moves in the second limiting groove while the extension soft plate is adjusted, so that the extension soft plate is prevented from falling from the two groups of arc-shaped plates.

[0009] Preferably, the inner wall of the air filter shell is provided with four third limiting grooves, the second limiting block is slidingly connected in the four third limiting grooves, one side of the second limiting block is fixedly connected with a connecting frame, and the third limiting groove limits the movement range of the second limiting block, so that the second limiting block is prevented from falling.

[0010] Preferably, the outer side of the second limiting block is fixedly connected with a second damping pad, the connecting frame is fixedly connected with a first connecting shaft, the first connecting shaft is hingedly connected with a reinforcing rod, the other end of the reinforcing rod is hingedly connected with a second connecting shaft, the second damping pad can increase the friction with the inner wall of the third limiting groove, so that the position of the second limiting block can be fixed when no external force is applied to the second limiting block.

[0011] Preferably, the second connecting shaft is hingedly connected with a fixed plate, one side of the fixed plate is fixedly connected with a third damping pad, the third damping pad is attached to the surface of the filter element, and the fixed plate and the third damping pad are rotated about the second connecting shaft, so that the third damping pad is completely attached to the surface of the filter element, so that the position of the reinforcing rod and the fixed plate is fixed through the cooperation of the third damping pad and the second damping pad, thereby increasing the support strength between the filter element and the inner wall of the air filter shell.

[0012] The utility model discloses the beneficial effect lies in: according to the diameter of filter element, four groups of arc-shaped plates are pulled outward or pushed to the middle, the circle of four groups of arc-shaped plates is adjusted, the first damping pad is attached to the surface of filter element, and the length of extension soft plate in the arc-shaped plate is changed, the connection of four groups of arc-shaped plates is ensured, the position of arc-shaped plate is fixed by using fixed bolt, so that the circle of fixed assembly is fixed, and the bracket can be fixed according to the diameter of filter element to adjust the circle, thereby expanding the application range of the fixed bracket.

[0013] The utility model discloses a first connecting shaft is the axle rotation reinforcing rod, makes third damping pad and filter core surface completely adhere, and then with second connecting axle as the axle rotation fixed plate and third damping pad, makes third damping pad and filter core surface completely adhere, thereby under the cooperation of third damping pad and second damping pad, the position of reinforcing rod and fixed plate is fixed, thereby the support intensity between filter core and air filter shell inner wall is increased, and then the fixed intensity of filter core is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will to the embodiment or prior art description needed to use the drawing briefly introduce, obviously, below description's drawing only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0015] Figure 1 It is the whole structure schematic diagram;

[0016] Figure 2 It is the air filter shell section view schematic diagram;

[0017] Figure 3 It is the fixed assembly schematic diagram;

[0018] Figure 4 It is the fixed assembly section view schematic diagram;

[0019] Figure 5 It is the reinforcing assembly section view schematic diagram.

[0020] In the drawing: 1, air filter shell;2, filter core;3, first limit slot;4, first limit block;5, threaded hole;6, arc plate;7, connecting plate;8, fixed bolt;9, first damping pad;10, second limit slot;11, partition plate;12, spring;13, limit plate;14, extension soft board;151, third limit slot;15, second limit block;16, connecting frame;17, second damping pad;18, first connecting axle;19, reinforcing rod;20, second connecting axle;21, fixed plate;22, third damping pad. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model, and obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled person in the art without creative labor belong to the scope of protection of the utility model.

[0022] Please refer to Figures 1-5As shown, an air filter cartridge fixing support, comprising: an air filter shell 1, the inside of the air filter shell 1 is provided with a filter core 2, the inside bottom surface of the air filter shell 1 is provided with four groups of first limiting grooves 3, the inside of the four groups of first limiting grooves 3 is slidably connected with a first limiting block 4, the inside bottom surface of the air filter shell 1 is provided with a threaded hole 5, the upper surface of the four groups of first limiting blocks 4 is fixedly connected with an arc plate 6, one side of the arc plate 6 is fixedly connected with a connecting plate 7, the connecting plate 7 is provided with a fixing bolt 8, one end of the fixing bolt 8 is threadedly connected in the inside of the threaded hole 5, one side of the arc plate 6 is fixedly connected with a first damping pad 9, the first damping pad 9 is attached to the outer surface of the filter core 2, the inside of the four groups of arc plates 6 is provided with a second limiting groove 10, the inside middle of the second limiting groove 10 is fixedly connected with a partition plate 11, the two sides of the partition plate 11 are fixedly connected with a spring 12, one end of the two groups of springs 12 is fixedly connected with a limiting plate 13, the limiting plate 13 is slidably connected in the inside of the second limiting groove 10, one side of the two groups of limiting plates 13 is fixedly connected with an extension soft plate 14, the extension soft plate 14 is slidably connected in the inside of the second limiting groove 10, the four groups of extension soft plates 14 connect the four groups of arc plates 6;

[0023] In order to ensure that the filter core is stable in the air filter, prevent displacement or damage due to vibration or airflow impact, and facilitate installation and replacement, a kind of air filter cartridge fixing support is needed, in actual use, according to the diameter of filter core 2, four groups of arc plates 6 are pulled outwards or pushed to the middle, drive first limiting block 4 to move in first limiting groove 3, so as to adjust the circle of four groups of arc plates 6, so that the first damping pad 9 is attached to the surface of filter core 2, while four groups of arc plates 6 move, change the length of extension soft plate 14 in the inside of arc plate 6, drive limiting plate 13 to move, at the same time, stretch or compress spring 12 to different degrees, so as to ensure the stability of extension soft plate 14, after fixing bolt 8 is screwed into threaded hole 5 through connecting plate 7, the position of arc plate 6 is fixed, so as to fix the circle of fixed assembly, that is, filter core 2 can be fixed, in summary, the fixing support can adjust the circle according to the diameter of filter core 2, thereby expanding the application range of the fixing support.

[0024] Please refer to Figures 1-5 As shown, the inner wall of the air filter shell 1 is provided with four groups of third limiting grooves 151, the inside of the four groups of third limiting grooves 151 is slidably connected with a second limiting block 15, one side of the second limiting block 15 is fixedly connected with a connecting frame 16, the outer side of the second limiting block 15 is fixedly connected with a second damping pad 17, the connecting frame 16 is fixedly connected with a first connecting shaft 18, the first connecting shaft 18 is hinged with a reinforcing rod 19, the other end of the reinforcing rod 19 is hinged with a second connecting shaft 20, the second connecting shaft 20 is hinged with a fixed plate 21, one side of the fixed plate 21 is fixedly connected with a third damping pad 22, the third damping pad 22 is attached to the surface of filter core 2;

[0025] When fixing the filter element 2 of different lengths, according to the height of the filter element 2, the height of the second limiting block 15 is adjusted, the reinforcing rod 19 is rotated around the first connecting shaft 18 to make the third damping pad 22 adhere to the filter element 2, then the fixed plate 21 and the third damping pad 22 are rotated around the second connecting shaft 20 to make the third damping pad 22 completely adhere to the surface of the filter element 2, so that the position of the reinforcing rod 19 and the fixed plate 21 is fixed under the cooperation of the third damping pad 22 and the second damping pad 17, thereby increasing the supporting strength between the filter element 2 and the inner wall of the air filter shell 1, and further improving the fixing strength of the filter element 2.

[0026] The working principle is that four groups of arc-shaped plates 6 are pulled outward or pushed inward, the first limiting block 4 is moved in the first limiting groove 3, the circle dimension between the four groups of arc-shaped plates 6 is adjusted, the first damping pad 9 adheres to the surface of the filter element 2, the arc-shaped plates 6 are moved, the length of the extension soft plate 14 inside the arc-shaped plate 6 is changed, the limiting plate 13 is moved, and the spring 12 is stretched or compressed to different degrees, thereby ensuring the stability of the extension soft plate 14, the fixed bolt 8 is screwed into the threaded hole 5 through the connecting plate 7, thereby fixing the circle dimension of the fixed assembly, the filter element 2 is fixed, the height of the second limiting block 15 is adjusted, the reinforcing rod 19 is rotated around the first connecting shaft 18 to make the third damping pad 22 adhere to the filter element 2, the fixed plate 21 and the third damping pad 22 are rotated around the second connecting shaft 20 to make the third damping pad 22 completely adhere to the surface of the filter element 2, thereby increasing the supporting strength between the filter element 2 and the inner wall of the air filter shell 1, and further improving the fixing strength of the filter element 2, and the filter element 2 can be fixed in the air filter.

[0027] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0028] The basic principle, main features and advantages of the present application have been shown and described. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principle of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A filter element fixing bracket for an air filter, characterized in that: include: An air filter housing (1) is provided inside the air filter housing (1), and a filter element (2) is provided inside the air filter housing (1). Four sets of first limiting grooves (3) are provided on the bottom surface of the air filter housing (1). A first limiting block (4) is slidably connected inside the four sets of first limiting grooves (3). A threaded hole (5) is provided on the bottom surface of the air filter housing (1). An arc plate (6) is fixedly connected to the upper surface of the four sets of first limiting blocks (4). A connecting plate (7) is fixedly connected to one side of the arc plate (6). A fixing bolt (8) passes through the connecting plate (7). One end of the fixing bolt (8) is threaded into the inside of the threaded hole (5). A first damping pad (9) is fixedly connected to one side of the arc plate (6). The first damping pad (9) is in contact with the outer surface of the filter element (2). A second limiting groove (10) is provided inside the four sets of arc plates (6).

2. The air filter element fixing bracket according to claim 1, characterized in that: A partition plate (11) is fixedly connected in the middle of the second limiting groove (10). Springs (12) are fixedly connected on both sides of the partition plate (11). One end of each set of springs (12) is fixedly connected to a limiting plate (13). The limiting plate (13) is slidably connected inside the second limiting groove (10).

3. The air filter element fixing bracket according to claim 2, characterized in that: One side of each of the two sets of limiting plates (13) is fixedly connected to an extension soft plate (14), which is slidably connected inside the second limiting groove (10). The four sets of extension soft plates (14) connect the four sets of arc plates (6).

4. The air filter element fixing bracket according to claim 1, characterized in that: The inner wall of the air filter housing (1) is provided with four sets of third limiting grooves (151), and the interior of each of the four sets of third limiting grooves (151) is slidably connected with a second limiting block (15), and a connecting frame (16) is fixedly connected to one side of the second limiting block (15).

5. The air filter element fixing bracket according to claim 4, characterized in that: A second damping pad (17) is fixedly connected to the outer side of the second limiting block (15), a first connecting shaft (18) is fixedly connected to the connecting frame (16), a reinforcing rod (19) is hinged to the first connecting shaft (18), and a second connecting shaft (20) is hinged to the other end of the reinforcing rod (19).

6. The air filter element fixing bracket according to claim 5, characterized in that: A fixing plate (21) is hinged to the second connecting shaft (20), and a third damping pad (22) is fixedly connected to one side of the fixing plate (21). The third damping pad (22) is in contact with the surface of the filter element (2).

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