Air filter with core material easy to install

Abstract

The utility model relates to the technical field of filter elements of air filters, in particular to an air filter easy to install a core material, which comprises a box cover, an installation shell, a filter element body, a guide rod and a guide block, the top of the filter element body is fixedly connected with a fixing plate, and a plurality of rectangular grooves are symmetrically formed in the side wall of the fixing plate. A mounting seat is fixedly connected to the top of the inner side wall of the box cover, a sliding groove is formed in the bottom of the mounting seat, a telescopic assembly is slidably connected to the inner side wall of the sliding groove, and a rotating ring is rotatably connected to the outer side wall of the box cover. The filter element body is convenient to replace, the box cover and the mounting shell can be conveniently and rapidly fixed relative to each other through the arranged clamping assembly, and the technical problem that the clamping assembly is loosened due to reverse rotation of the rotating ring is prevented through the arranged limiting assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to air cleaner filter element technical field, specifically be easy to core material installation's air cleaner. BACKGROUND

[0002] Air cleaner is the device that removes the particulate impurities in air, piston type machinery (internal combustion engine, reciprocating compressor etc. ) when, if inhale air contains dust and other impurities will exacerbate the wear and tear of parts, so must be equipped with air cleaner, air cleaner is composed of filter element and shell two parts, the main requirement of air cleaner is high filtering efficiency, low flow resistance, can be used for a long time continuously without maintenance.

[0003] For example, the patent with the announcement number CN219509729U discloses a kind of air cleaner filter element assembly convenient to install, including installation shell, the one end of installation shell is provided with box cover, the inner chamber of installation shell is fixed with guide rod, the inner chamber of installation shell is provided with filter element body, the one end of filter element body is fixed with disc.

[0004] Through the above setting, the utility model of prior art is described, through guide rod and guide block to filter element body is guided, it can determine position in advance when installation, to effectively facilitate staff to install filter element body, improve the work efficiency of staff when installing filter element body, simultaneously, clamping plate can be fixed to filter element body by disc, so that it can move along with box cover when taking out, facilitate staff to exert force and take out filter element body, solve the problem that current assembly is inconvenient to install filter element and is more cumbersome when disassembling filter element.But, the air cleaner filter element assembly convenient to install of prior art scheme has the following defects when operating:

[0005] The above device when using, when filter element body needs to be disassembled, rotating fixed block, then fixed block drives screw rod to rotate, under the action of screw thread on the surface of screw rod, sleeve moves, then sleeve drives connecting rod to move, simultaneously under the action of connecting rod, clamping plate moves, so that it clamps and fixes disc, then pulls box cover, under the action of clamping plate, disc moves, only then can realize the disassembly work of filter element, the working efficiency is slow through the clamping of disc by clamping plate, and in the process of pulling box cover outward, clamping plate is likely to appear the phenomenon of separating from the outer side wall of disc, further cause the technical problem that filter element cannot be disassembled. UTILITY MODEL CONTENTS

[0006] The utility model intends to provide a kind of air cleaner easy to install filter element, mainly for solving the technical problems of slow disassembly efficiency of filter element and the phenomenon that clamping plate separates from the outer side wall of disc in the process of disassembly in prior art.

[0007] To solve the above technical problems, the utility model provides the following technical scheme:

[0008] An air filter easy to install core material, including box cover, installation shell, filter core body, guide rod and guide block, the top of filter core body is fixedly connected with fixed plate, the side wall of fixed plate is opened with multiple rectangular grooves, the inside wall top of box cover is fixedly connected with mounting seat, the bottom of mounting seat is opened with sliding slot, the inside wall of sliding slot is slidably connected with telescopic component, the outside wall of box cover is rotatably connected with rotating ring, the top of outside wall of installation shell is fixedly connected with fixed seat, the inside wall of fixed seat is fixedly connected with clamping component, the lower side wall of fixed seat is connected with limiting component.

[0009] The utility model discloses working principle and beneficial effect:

[0010] 1. Working principle: when installing filter core body (firstly, the guide block of filter core body side wall is aligned with guide rod, then filter core body is pushed to the inside of installation shell), the bracket is the prior art in the comparative document, and the detailed description is not given in the present application, then the box cover is installed with installation shell, and the telescopic component is clamped in the inside of rectangular groove during the installation of box cover, when the installation of box cover is finished, rotating ring is rotated, the clamping component works during the rotation of rotating ring, the box cover and installation shell are fixed relatively by the clamping component, and the limiting component works during the work of clamping component, and the limiting work of rotating ring is carried out by limiting component.

[0011] 2. Beneficial effect:

[0012] The prior art guides filter core body by setting guide rod and guide block, so that the position can be determined in advance during installation, thereby effectively facilitating the installation of filter core body by staff and improving the working efficiency of staff during the installation of filter core body, but the prior art has the technical problems of slow filter core dismounting efficiency and the phenomenon that the clamping plate is separated from the outside wall of disc during dismounting, the telescopic component is clamped in the inside of rectangular groove during the installation of box cover by the utility model, the replacement work of filter core body is facilitated, the clamping component is used to quickly fix the box cover and installation shell, the limiting component is used to prevent the reverse rotation of rotating ring and the loosening of clamping component.

[0013] Preferably, the telescopic component includes a sliding block slidably connected to the inner side wall of the sliding slot, an L-shaped rod fixedly connected to the bottom of the sliding block, a connecting block fixedly connected to the end of the L-shaped rod, and the connecting block is adapted to the rectangular groove, a first spring fixedly connected to the side wall of the sliding block, and the other end of the first spring is fixedly connected to the inner side wall of the sliding slot. After the installation of the box cover and the installation shell is completed, the connecting block will be clamped in the inside of the rectangular groove, which facilitates the replacement work of the filter core body.

[0014] Preferably, one end of the connecting block close to the rectangular groove is provided with a bevel structure, when the box cover is installed on the mounting shell, the top of the fixed plate will be in contact with the bevel structure of the end of the connecting block, with the continuous downward movement of the box cover, the slider moves along the inner side wall of the sliding groove to the end under the action of the bevel structure of the end of the connecting block, in this process, the first spring is compressed, when the connecting block coincides with the rectangular groove, the slider resets under the action of the compressed first spring, so that the connecting block is clamped into the inside of the rectangular groove, facilitating the smooth progress of the disassembly work of the filter element body.

[0015] Preferably, the number of the sliders is four, and the four sliders are distributed around the fixed plate, and the stability of the clamping between the box cover and the fixed plate is increased through the four sliders.

[0016] Preferably, the clamping assembly comprises a plurality of fixed blocks fixedly connected to the inner side wall of the fixed seat, a rectangular through hole is formed in the side wall of the fixed block, a plurality of limiting blocks are fixedly connected to the bottom of the rotating ring, and the limiting blocks are matched with the rectangular through hole, after the box cover is installed on the top of the mounting shell, the rotating ring is rotated, the limiting blocks are driven to rotate by the rotating ring, so that the limiting blocks are clamped into the inside of the rectangular through hole, the fixing work of the box cover and the fixed seat is realized, and then the clamping work of the box cover and the mounting shell is realized.

[0017] Preferably, the limiting assembly comprises a limiting rod penetratingly and slidably connected to the bottom of the fixed seat, a connecting plate is fixedly connected to the bottom of the limiting rod, the upper end of the limiting rod is provided with a bevel structure, a limiting hole matched with the limiting rod is formed in the top of the limiting block, a second spring is sleeved on the outer side wall of the limiting rod, the upper end of the second spring is fixedly connected to the bottom of the fixed seat, and the lower end of the second spring is fixedly connected to the top of the connecting plate; in the process that the rotating ring drives the limiting block to rotate, the end of the limiting block is in contact with the limiting rod, with the rotation of the limiting block, the limiting rod moves downward under the action of the bevel structure of the end of the limiting rod, in this process, the second spring is stretched, when the limiting rod coincides with the limiting hole, the limiting rod resets under the action of the stretched second spring, so that the limiting rod is inserted into the inside of the limiting hole, and the purpose of fixing the limiting block is achieved, and the reverse rotation of the rotating ring and the limiting block is prevented. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0019] Figure 2 It is an internal structure schematic diagram of the mounting shell of the utility model;

[0020] Figure 3 It is a cross-sectional structure schematic diagram of the box cover of the utility model;

[0021] Figure 4 It is the structural diagram of rotating ring, fixed seat and fixed block of the utility model.

[0022] Figure 5 It is the structural diagram of limiting block, rectangular through hole and limiting rod.

[0023] The reference signs in the drawings of the specification include: 1, box cover;2, rotating ring;3, fixed seat;4, installation shell;5, filter core body;6, guide rod;7, guide block;8, fixed plate;9, mounting seat;10, first spring;11, L-shaped rod;12, connecting block;13, rectangular groove;14, sliding groove;15, sliding block;16, fixed block;17, connecting plate;18, limiting block;19, limiting hole;20, limiting rod;21, second spring;22, rectangular through hole. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] As Figures 1-5As shown, an air filter easy to install the core material, including box cover 1, installation shell 4, filter core body 5, guide rod 6 and guide block 7, the top of filter core body 5 is fixedly connected with fixed plate 8, the side wall of fixed plate 8 is symmetrically provided with a plurality of rectangular slots 13, the inner side wall of box cover 1 is fixedly connected with mounting seat 9, the bottom of mounting seat 9 is provided with sliding slot 14, the inner side wall of sliding slot 14 is slidably connected with telescopic assembly, the telescopic assembly comprises sliding block 15 slidably connected with the inner side wall of sliding slot 14, the bottom of sliding block 15 is fixedly connected with L-shaped rod 11, the end of L-shaped rod 11 is fixedly connected with connecting block 12, the end of connecting block 12 close to rectangular slot 13 is provided with inclined surface structure, and connecting block 12 is matched with rectangular slot 13, the side wall of sliding block 15 is fixedly connected with first spring 10, the other end of first spring 10 is fixedly connected with the inner side wall of sliding slot 14, in the process of installation of box cover 1 and installation shell 4, the top of fixed plate 8 will be in contact with the inclined surface structure of the end of connecting block 12, with the continuous downward movement of box cover 1, the sliding block 15 moves along the inner side wall of sliding slot 14 to the end under the action of the inclined surface structure of the end of connecting block 12, in this process, the first spring 10 is compressed, when the connecting block 12 coincides with the rectangular slot 13, the sliding block 15 resets under the action of compressed first spring 10, so that the connecting block 12 is clamped into the inside of rectangular slot 13, which facilitates the smooth progress of the subsequent disassembly work of filter core body 5, the outer side wall of box cover 1 is rotatably connected with rotating ring 2, the top of the outer side wall of installation shell 4 is fixedly connected with fixed seat 3, the inner side wall of fixed seat 3 is fixedly connected with clamping assembly, the clamping assembly comprises a plurality of fixed blocks 16 fixedly connected with the inner side wall of fixed seat 3, the side wall of fixed block 16 is provided with rectangular through hole 22, the bottom of rotating ring 2 is fixedly connected with a plurality of limiting blocks 18, and the limiting blocks 18 are matched with the rectangular through hole 22, after the box cover 1 is installed on the top of installation shell 4, the rotating ring 2 is rotated, the limiting blocks 18 are driven to rotate by the rotating ring 2, so that the limiting blocks 18 are clamped into the inside of rectangular through hole 22, the fixing work of box cover 1 and fixed seat 3 is realized, and then the clamping work of box cover 1 and installation shell 4 is realized, the lower side wall of fixed seat 3 penetrates and slidably connects with limiting assembly, the limiting assembly comprises limiting rod 20 penetrating and slidably connected with the bottom of fixed seat 3, the bottom of limiting rod 20 is fixedly connected with connecting plate 17, the upper end of limiting rod 20 is provided with inclined surface structure, the top of limiting block 18 penetrates and is provided with limiting hole 19 matched with limiting rod 20, the outer side wall of limiting rod 20 is sleeved with second spring 21, the upper end of second spring 21 is fixedly connected with the bottom of fixed seat 3, and the lower end of second spring 21 is fixedly connected with the top of connecting plate 17, in the process of rotating ring 2 driving limiting block 18 to rotate, the end of limiting block 18 is in contact with limiting rod 20, with the rotation of limiting block 18, the limiting rod 20 moves downward under the action of the inclined surface structure of the end of limiting rod 20, in this process, the second spring 21 is stretched, when the limiting rod 20 coincides with limiting hole 19,The limiting rod 20 is reset under the action of the stretched second spring 21, so that the limiting rod 20 is inserted into the inside of the limiting hole 19, the fixing purpose of the limiting block 18 is realized, and the phenomenon that the limiting block 18 is reversely rotated by the rotating ring 2 is prevented.

[0026] From the above, the specific embodiment of the utility model is as follows:

[0027] When the filter core body 5 is installed (the guide block 7 of the sidewall of the filter core body 5 is aligned with the guide rod 6, and then the filter core body 5 is pushed into the inside of the installation shell 4), the bracket in the parenthesis is the prior art in the comparative document, and is not described in detail in the present application, and then the box cover 1 is installed with the installation shell 4, when the box cover 1 and the installation shell 4 are installed, the top of the fixed plate 8 will be in contact with the inclined surface structure at the end of the connecting block 12, and the sliding block 15 moves along the inside wall of the sliding groove 14 to the end under the action of the inclined surface structure at the end of the connecting block 12, in this process, the first spring 10 is compressed, when the connecting block 12 coincides with the rectangular groove 13, the sliding block 15 is reset under the action of the compressed first spring 10, so that the connecting block 12 is clamped into the inside of the rectangular groove 13, and the subsequent dismounting work of the filter core body 5 is facilitated, when the box cover 1 is installed on the top of the installation shell 4, the limiting block 18 is rotated by rotating the rotating ring 2, so that the limiting block 18 is clamped into the inside of the rectangular through hole 22, the fixing work of the box cover 1 and the fixed seat 3 is realized, and the clamping work of the box cover 1 and the installation shell 4 is realized, in the process that the limiting block 18 is rotated by the rotating ring 2, the end of the limiting block 18 is in contact with the limiting rod 20, and the limiting rod 20 moves downward under the action of the inclined surface structure at the end of the limiting rod 20, in this process, the second spring 21 is stretched, when the limiting rod 20 coincides with the limiting hole 19, the limiting rod 20 is reset under the action of the stretched second spring 21, so that the limiting rod 20 is inserted into the inside of the limiting hole 19, the fixing purpose of the limiting block 18 is realized, and the phenomenon that the limiting block 18 is reversely rotated by the rotating ring 2 is prevented.

[0028] The above is only an embodiment of the utility model, and the specific structure and characteristics in the scheme and other common knowledge are not described in detail. It should be pointed out that, for those skilled in the art, without departing from the structure of the utility model, a number of deformations and improvements can be made, which should also be regarded as the protection range of the utility model, and these will not affect the effect and practicality of the utility model. The protection range claimed in the present application should be subject to the content of its claims, and the specific implementation mode and the like recorded in the specification can be used to explain the content of the claims.

Claims

1. An air cleaner easy to mount a core material, comprising a case cover (1), a mounting case (4), a filter core body (5), a guide rod (6) and a guide block (7), characterized by, The top of the filter core body (5) is fixedly connected with a fixed plate (8), a plurality of rectangular grooves (13) are symmetrically formed in the side wall of the fixed plate (8), the inner side wall of the box cover (1) is fixedly connected with a mounting seat (9), a sliding groove (14) is formed in the bottom of the mounting seat (9), a telescopic assembly is slidably connected in the inner side wall of the sliding groove (14), the outer side wall of the box cover (1) is rotatably connected with a rotating ring (2), the outer side wall of the mounting shell (4) is fixedly connected with a fixed seat (3), the inner side wall of the fixed seat (3) is fixedly connected with an engagement assembly, and the lower side wall of the fixed seat (3) penetrates and is slidably connected with a limiting assembly.

2. An air cleaner with easy-to-mount core material according to claim 1, characterized by: The telescopic assembly comprises a sliding block (15) slidably connected in the inner side wall of the sliding groove (14), an L-shaped rod (11) fixedly connected to the bottom of the sliding block (15), a connecting block (12) fixedly connected to the end of the L-shaped rod (11), and the connecting block (12) is matched with the rectangular groove (13), a first spring (10) fixedly connected to the side wall of the sliding block (15), and the other end of the first spring (10) is fixedly connected with the inner side wall of the sliding groove (14).

3. An air cleaner with easy-to-mount core material according to claim 2, characterized in that: The end of the connecting block (12) close to the rectangular groove (13) is provided with a bevel structure.

4. An air cleaner with easy-to-mount core material according to claim 2, characterized by: The number of the sliding blocks (15) is four, and the four sliding blocks (15) are distributed around the fixed plate (8).

5. An air cleaner with easy-to-mount core material according to claim 1, characterized by: The engagement assembly comprises a plurality of fixed blocks (16) fixedly connected to the inner side wall of the fixed seat (3), a rectangular through hole (22) is formed in the side wall of the fixed block (16), a plurality of limiting blocks (18) are fixedly connected to the bottom of the rotating ring (2), and the limiting blocks (18) are matched with the rectangular through hole (22).

6. An air cleaner with easy-to-mount core material according to claim 1, characterized by: The limiting assembly comprises a limiting rod (20) penetrating and slidably connected to the bottom of the fixed seat (3), a connecting plate (17) fixedly connected to the bottom of the limiting rod (20), the upper end of the limiting rod (20) is provided with a bevel structure, a limiting hole (19) matched with the limiting rod (20) is formed in the top of the limiting block (18), a second spring (21) is sleeved on the outer side wall of the limiting rod (20), the upper end of the second spring (21) is fixedly connected with the bottom of the fixed seat (3), and the lower end of the second spring (21) is fixedly connected with the top of the connecting plate (17).

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