CN210934210U - Air purifier - Google Patents

Abstract

The utility model discloses an air purifier, which comprises a shell, wherein an inner cavity is arranged inside the shell, wedge-shaped limiting grooves A are arranged at the four corners of the front side wall of the inner cavity, a first-stage filter screen is arranged on the front side wall of the inner cavity, a second-stage filter screen is arranged on the front side wall of the first-stage filter screen, a third-stage filter screen is arranged on the front side wall of the second-stage filter screen, connecting plates are fixedly connected with the upper ends and the lower ends of the first-stage filter screen, the left ends and the right ends of the rear side wall of the six connecting plates are respectively provided with a wedge-shaped limiting block A, the left ends and the right ends of the front side wall of the six connecting plates are respectively provided with a wedge-shaped limiting groove B, a through groove is arranged on the front side wall of the shell, a baffle plate is fixedly connected, a great deal of time is saved for cleaning or replacing the filter screen.

Description

Air purifier

Technical Field

The invention relates to the technical field of air purification equipment, in particular to an air purifier.

Background

An air purifier is also called as an air cleaner, an air freshener and a purifier, and is a product capable of adsorbing, decomposing or converting various air pollutants (generally comprising PM2.5, dust, pollen, peculiar smell, formaldehyde and other decoration pollutants, bacteria, allergens and the like) and effectively improving the air cleanliness, and is mainly divided into household, commercial, industrial and building products, wherein the air purifier mainly has the function of removing particulate matters in the air, including allergens, indoor PM2.5 and the like, and can also solve the problem of air pollution caused by indoor, underground space and volatile organic matters in a vehicle due to decoration or other reasons. Because the release of air pollutants in a relatively closed space has the characteristics of durability and uncertainty, the method for purifying indoor air by using the air purifier is one of internationally recognized methods for improving indoor air quality, the air purifier mostly utilizes the filter screen for purification, the filter screen needs to be cleaned or replaced by using the filter screen, the conventional method mostly utilizes the fastener for fixing the filter screen, and the mode is very inconvenient to disassemble.

Disclosure of Invention

The present invention is directed to an air purifier to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an air purifier, which comprises an outer shell, the inside of shell is equipped with the inner chamber, the preceding lateral wall four corners of inner chamber is equipped with wedge spacing groove A, the preceding lateral wall of inner chamber is equipped with the one-level filter screen, the preceding lateral wall of one-level filter screen is equipped with the second grade filter screen, the preceding lateral wall of second grade filter screen is equipped with tertiary filter screen, the equal fixedly connected with connecting plate in upper and lower both ends of one-level filter screen, second grade filter screen and tertiary filter screen, six both ends all are equipped with wedge stopper A, six about the rear side wall of connecting plate both ends all are equipped with wedge spacing groove B, the preceding lateral wall of shell is and be equipped with logical groove in the place ahead of tertiary filter screen, lead to fixedly connected with shielding plate among the groove, the rear.

Preferably, the upper end of the rear side wall of the baffle plate is provided with a connecting block, a through hole is arranged inside the left side of the connecting block, a groove is arranged inside the connecting block and communicated with the through hole, a rotating rod is inserted into the through hole, the front end of the rotating rod penetrates out of the through hole and the baffle plate, the side wall of the rotating rod is fixedly connected with an eccentric wheel in the groove, the rear side wall of the connecting block is provided with a curved groove, a limiting groove is arranged inside the connecting block and in front of the curved groove and communicated with the groove, the upper side wall of the through groove is provided with a cavity, the upper side wall of the cavity is provided with a blind hole, a limiting rod is inserted into the cavity, the limiting rod penetrates out of the cavity and reaches the limiting groove, the side wall of the limiting rod is fixedly connected with a limiting round block in the cavity, and, one end of the spring is connected with the upper side wall of the cavity, and the other end of the spring is connected with the limiting round block.

Preferably, the front end of the rotating rod is fixedly connected with a knob.

Preferably, the bottom end of the limiting rod is fixedly connected with a roller.

Compared with the prior art, the invention has the beneficial effects that: an air purifier, when needing to install the first class filter screen, second grade filter screen and tertiary filter screen, insert the wedge stopper A of the first class filter screen into wedge spacing groove A of the inner chamber, insert the wedge stopper A of the second grade filter screen into wedge spacing groove B of the first class filter screen, insert the wedge stopper A of the tertiary filter screen into wedge spacing groove B of the second grade, thus fix the first class filter screen, second grade filter screen and tertiary filter screen into the inner chamber, and at this moment, the connection relation of the first class filter screen, second grade filter screen and tertiary filter screen is convenient for installation and dismantlement, but the connection mode of the first class filter screen, second grade filter screen and tertiary filter screen is not stable enough at the same time, at this moment, insert the wedge stopper of the shielding plate into wedge spacing groove B of the tertiary filter screen, at this moment, the gag lever moves along the outer contour line of curved surface recess, and further make the limiting rod move upwards, when the limiting rod moves upwards, the limiting rod can drive the limiting round block to move upwards, the limiting round block moves upwards, the spring can be compressed, after the limiting rod passes through the curved groove and enters the limiting groove, when the limiting rod loses the support of the curved groove, the compressed spring can be released, and further the limiting round block is pushed to move downwards, the limiting round block can drive the limiting rod to move downwards, and further the limiting rod is inserted into the limiting groove, and further the baffle plate is fixed, after the baffle plate is fixed, the baffle plate is used for supporting, and further the first-stage filter screen, the second-stage filter screen and the third-stage filter screen are fixed, when the first-stage filter screen, the second-stage filter screen and the third-stage filter screen are required to be cleaned or replaced, the rotating rod can drive the eccentric wheel to rotate, when the eccentric wheel rotates, when the eccentric wheel rotates 180 degrees, the eccentric wheel rotates the maximum rotation radius from the minimum rotation radius, the eccentric wheel can push the limiting rod to move upwards, the limiting rod is further pushed out from the limiting groove, the shielding plate is pulled at the moment, the shielding plate is further taken out from the through groove, and the wedge-shaped limiting block B is further taken out from the wedge-shaped limiting groove B of the third-level filter screen.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a left side view of the present invention;

FIG. 3 is a left side view of the internal structure of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 3 in accordance with the present invention;

fig. 5 is an enlarged view of the invention at B in fig. 3.

In the figure: the filter screen comprises a shell 1, an inner cavity 2, a wedge-shaped limiting groove 3, a first-stage filter screen 4, a second-stage filter screen 5, a third-stage filter screen 6, a connecting plate 7, a wedge-shaped limiting block A8, a wedge-shaped limiting groove 9, a wedge-shaped limiting groove 10, a through groove 11, a baffle plate 12, a wedge-shaped limiting block B13, a connecting block 14, a through hole 15, a groove 16, a rotating rod 17, an eccentric wheel 18, a curved surface groove 19, a limiting groove 20, a cavity 21, a blind hole 21, a limiting rod 22, a limiting round block 23, a spring 24, a knob 25 and a roller 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an air purifier comprises a shell 1, wherein an inner cavity 2 is arranged in the shell, a filter screen can be placed in the cavity, air purification can be completed through adsorption of the filter screen, wedge-shaped limiting grooves A3 are formed in four corners of the front side wall of the inner cavity, a first-stage filter screen 4 is arranged on the front side wall of the inner cavity, a second-stage filter screen 5 is arranged on the front side wall of the first-stage filter screen, a third-stage filter screen 6 is arranged on the front side wall of the second-stage filter screen, the filter screen is divided into three stages, air inflation filtration can be performed, connecting plates 7 are fixedly connected to the upper end and the lower end of the first-stage filter screen, the wedge-shaped limiting blocks A of the first-stage filter screen are inserted into the wedge-shaped limiting grooves A, the first-stage filter screen is fixed in the inner cavity, wedge-shaped limiting blocks A8 are arranged at the left end and the, the wedge-shaped limiting block A of the second-stage filter screen is inserted into the wedge-shaped limiting groove B of the first-stage filter screen, the second-stage filter screen and the first-stage filter screen are connected, the wedge-shaped limiting block A of the third-stage filter screen is inserted into the wedge-shaped limiting groove B of the second-stage filter screen, the third-stage filter screen and the second-stage filter screen are connected, the front side wall of the shell is provided with a through groove 10 in front of the third-stage filter screen, the through groove provides a mounting position for a shielding plate, the shielding plate is fixedly connected with a shielding plate 11 in the through groove and can provide shielding for the filter screen and provide a mounting position for the wedge-shaped limiting block B, the four corners of the rear side wall of the shielding plate are provided with wedge-shaped limiting blocks B12, the shielding plate and the third-stage filter screen are connected, When the second-stage filter screen and the third-stage filter screen are installed, the wedge-shaped limiting block A of the first-stage filter screen is inserted into the wedge-shaped limiting groove A of the inner cavity, the wedge-shaped limiting block A of the second-stage filter screen is inserted into the wedge-shaped limiting groove B of the first-stage filter screen, the wedge-shaped limiting block A of the third-stage filter screen is inserted into the wedge-shaped limiting groove B of the second-stage filter screen, so that the first-stage filter screen, the second-stage filter screen and the third-stage filter screen are fixed into the inner cavity, the connection relation among the first-stage filter screen, the second-stage filter screen and the third-stage filter screen is convenient to install and disassemble, but the connection mode among the first-stage filter screen, the second-stage filter screen and the third-stage filter screen is not stable enough, the wedge-shaped limiting block of, when the limiting rod moves upwards, the limiting rod can drive the limiting round block to move upwards, the limiting round block moves upwards, the spring can be compressed, after the limiting rod passes through the curved groove and enters the limiting groove, when the limiting rod loses the support of the curved groove, the compressed spring can be released, the limiting round block is further pushed to move downwards, the limiting round block can drive the limiting rod to move downwards, the limiting rod is further inserted into the limiting groove, the shielding plate is further fixed, after the shielding plate is fixed, the shielding plate is used for supporting, the first-stage filter screen, the second-stage filter screen and the third-stage filter screen are further fixed, when the first-stage filter screen, the second-stage filter screen and the third-stage filter screen are required to be cleaned or replaced, through rotating the rotating rod, the rotating rod can drive the eccentric wheel to rotate, when the eccentric wheel rotates 180 degrees, the eccentric wheel rotates the biggest turning radius by minimum turning radius, and the eccentric wheel can promote the gag lever post upward movement, and then makes the gag lever post release from among the spacing groove, stimulates the shielding plate this moment, and then makes the shielding plate take out from among the logical groove, and then makes wedge stopper B take out from among the wedge spacing groove B of tertiary filter screen, loses the support when one-level filter screen, second grade filter screen and tertiary filter screen, and then makes one-level filter screen, second grade filter screen and tertiary filter screen take out from among the cavity.

Specifically, the upper end of the rear side wall of the baffle plate is provided with a connecting block 13, a through hole 14 is arranged inside the left side of the connecting block and provides a mounting position for the rotating rod, a groove 15 is arranged inside the connecting block and provides a mounting position for the eccentric wheel, the groove is communicated with the through hole, a rotating rod 16 is inserted into the through hole and can drive the eccentric wheel to rotate through the rotating rod, the front end of the rotating rod penetrates out of the through hole and the baffle plate, the side wall of the rotating rod is fixedly connected with an eccentric wheel 17 in the groove, when the eccentric wheel rotates 180 degrees, the eccentric wheel rotates from the minimum radius to the maximum radius and further pushes the limiting rod to move upwards, the rear side wall of the connecting block is provided with a curved groove 18, when the baffle plate is mounted, the limiting rod can move along the outer contour line of the curved groove and further enables, a limiting groove 19 is arranged in the connecting block and in front of the curved groove, when a limiting rod is inserted into the limiting groove, the combination of the shell and the shielding plate is realized, the limiting groove is communicated with the groove, the upper side wall of the through groove is provided with a cavity 20 which provides a sliding space for the limiting rod and a limiting round block, the upper side wall of the cavity is provided with a blind hole 21, when the limiting rod is pushed by an eccentric wheel to move upwards, the blind hole can provide a sliding space for the top end of the limiting rod, a limiting rod 22 is inserted into the cavity, the combination of the shell and the shielding plate is realized by inserting the limiting rod into the limiting groove, the limiting rod penetrates out of the cavity to reach the limiting groove, the side wall of the limiting rod is fixedly connected with a limiting round block 23 in the cavity, and the limiting round block provides a mounting position for the spring through the limiting round block, the spring can push the limiting round block to move downwards, and then drive the gag lever post and move down, the lateral wall cover of gag lever post has spring 24, can drive through utilizing the elasticity of spring, and the gag lever post inserts among the spacing groove, the one end of spring is connected with the upside wall of cavity, the other end of spring is connected with spacing round piece.

The lower end of the rear side wall of the shielding plate is also provided with a connecting block, and the inside of the right side of the connecting block at the upper end and the inside of the left side and the right side of the connecting block at the lower end are both provided with through holes and components connected with the through holes.

Particularly, the front end fixedly connected with knob 25 of dwang, the staff accessible rotates the knob, and then drives the dwang and rotates.

Particularly, the bottom fixedly connected with gyro wheel 26 of gag lever post, through the reducible frictional force between gag lever post and the curved surface recess of gyro wheel, and then make the gag lever post gliding more smooth on the curved surface recess.

The working principle is as follows: the invention relates to an air purifier, when a first-stage filter screen, a second-stage filter screen and a third-stage filter screen are required to be installed, a wedge-shaped limiting block A of the first-stage filter screen is inserted into a wedge-shaped limiting groove A of an inner cavity, the wedge-shaped limiting block A of the second-stage filter screen is inserted into a wedge-shaped limiting groove B of the first-stage filter screen, the wedge-shaped limiting block A of the third-stage filter screen is inserted into a wedge-shaped limiting groove B of the second-stage filter screen, and the wedge-shaped limiting block A of the third-stage filter screen is inserted into the wedge-shaped limiting groove B of the second-stage filter screen, so that the first-stage filter screen, the second-stage filter screen and the third-stage filter screen are fixed in the inner cavity, the connection relation among the first-stage filter screen, the second-stage filter screen and the third-stage filter, and further make the limiting rod move upwards, when the limiting rod moves upwards, the limiting rod can drive the limiting round block to move upwards, the limiting round block moves upwards, the spring can be compressed, after the limiting rod passes through the curved groove and enters the limiting groove, when the limiting rod loses the support of the curved groove, the compressed spring can be released, and further the limiting round block is pushed to move downwards, the limiting round block can drive the limiting rod to move downwards, and further the limiting rod is inserted into the limiting groove, and further the baffle plate is fixed, after the baffle plate is fixed, the baffle plate is used for supporting, and further the first-stage filter screen, the second-stage filter screen and the third-stage filter screen are fixed, when the first-stage filter screen, the second-stage filter screen and the third-stage filter screen are required to be cleaned or replaced, the rotating rod can drive the eccentric wheel to rotate, when the eccentric wheel rotates, when the eccentric wheel rotated 180 degrees, the eccentric wheel rotated the biggest turning radius by minimum turning radius, the eccentric wheel can promote the gag lever post upward movement, and then made the gag lever post release among the spacing groove, pulling shielding plate this moment, and then made the shielding plate take out among the logical groove, and then made wedge stopper B take out among the wedge spacing groove B of tertiary filter screen, when the one-level filter screen, secondary filter screen and tertiary filter screen lose the support, and then made the one-level filter screen, secondary filter screen and tertiary filter screen take out among the cavity.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. An air purifier, comprising a housing (1), characterized in that: the inner cavity (2) is arranged in the shell (1), wedge-shaped limiting grooves A (3) are formed in four corners of the front side wall of the inner cavity (2), a first-stage filter screen (4) is arranged on the front side wall of the inner cavity (2), a second-stage filter screen (5) is arranged on the front side wall of the first-stage filter screen (4), a third-stage filter screen (6) is arranged on the front side wall of the second-stage filter screen (5), connecting plates (7) are fixedly connected to the upper ends and the lower ends of the first-stage filter screen (4), the second-stage filter screen (5) and the third-stage filter screen (6), wedge-shaped limiting blocks A (8) are arranged at the left end and the right end of the rear side wall of the six connecting plates (7), wedge-shaped limiting grooves B (9) are arranged at the left end and the right end of the front side wall of the shell (1) and in front of, four corners of the rear side wall of the shielding plate (11) are provided with wedge-shaped limiting blocks B (12).

2. An air cleaner according to claim 1, wherein: the rear side wall upper end of baffle plate (11) is equipped with connecting block (13), the inside through-hole (14) that is equipped with in left side of connecting block (13), the inside of connecting block (13) is equipped with recess (15), recess (15) are linked together with through-hole (14), peg graft among through-hole (14) and have dwang (16), through-hole (14) and baffle plate (11) are worn out to the front end of dwang (16), the lateral wall of dwang (16) and fixedly connected with eccentric wheel (17) among recess (15), the rear side wall of connecting block (13) is equipped with curved surface recess (18), the inside of connecting block (13) and be equipped with spacing groove (19) in the place ahead of curved surface recess (18), spacing groove (19) are linked together with recess (15), the last lateral wall that leads to groove (10) is equipped with cavity (20), the last lateral wall of cavity (20) is equipped with blind hole (21), a limiting rod (22) is inserted into the cavity (20), the limiting rod (22) penetrates out of the cavity (20) and reaches the limiting groove (19), a limiting round block (23) is fixedly connected to the side wall of the limiting rod (22) in the cavity (20), a spring (24) is sleeved on the side wall of the limiting rod (22), one end of the spring (24) is connected with the upper side wall of the cavity (20), and the other end of the spring (24) is connected with the limiting round block (23).

3. An air cleaner according to claim 2, wherein: the front end of the rotating rod (16) is fixedly connected with a knob (25).

4. An air cleaner according to claim 2, wherein: the bottom end of the limiting rod (22) is fixedly connected with a roller (26).

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