CN114777267B

CN114777267B - Linkage dismouting mechanism and air purifier

Info

Publication number: CN114777267B
Application number: CN202210530784.3A
Authority: CN
Inventors: 梁振华; 赵建安; 李渝; 曾梓轩
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2023-08-08
Anticipated expiration: 2042-05-16
Also published as: CN114777267A

Abstract

The invention relates to the technical field related to filter screen replacement of an air purifier, and aims to provide a linkage dismounting mechanism and the air purifier, which can conveniently and rapidly replace the filter screen, effectively avoid dirtying hands, greatly improve user experience and meet user requirements. The linkage disassembly and assembly mechanism comprises a lever assembly, a driving end and a mounting end, wherein the driving end is matched with a driving piece, and the mounting end is hinged with an object to be disassembled; the translation assembly comprises a first hinging seat, a first rocker, a second hinging seat and a second rocker, wherein the first hinging seat and the second hinging seat are arranged at intervals, the upper ends of the first rocker and the second rocker are hinged with the object to be disassembled, the lower ends of the first rocker are hinged with the first hinging seat, the lower ends of the second rocker are hinged with the second hinging seat, and the first rocker and the second rocker incline towards the driving end.

Description

Linkage dismouting mechanism and air purifier

Technical Field

The invention relates to the technical field related to filter screen replacement of air purifiers, in particular to a linkage dismounting mechanism and an air purifier.

Background

With the increasing increase of environmental pollution and the increasing health consciousness of people, more and more families start to use air cleaners, which have become an indispensable household appliance. The filter screen is an important part in the air purifier, is installed in the shell of the air purifier and is used for adsorbing pollutants such as formaldehyde, PM2.5 and the like. However, the filter screen is a consumable material and needs to be replaced periodically, otherwise, the purifying effect is lost, and secondary pollution is also induced if serious.

The filter screen of the existing cylinder air purifier is arranged on a bottom tray, a spring is arranged on the bottom surface of the tray, and the spring props against the tray upwards, so that the position of the filter screen is locked. When the filter screen is replaced, a user needs to open a rear cover of the air purifier, then find a filter screen label handle, pinch the filter screen label handle and pull out the filter screen; when a new filter screen is placed, one side of the label handle of the filter screen is outwards required to be cared for, and then the filter screen is forcefully pushed in. The replacement process is complex, hands are easy to dirty, the user experience is poor, and the current living needs cannot be met.

Disclosure of Invention

Therefore, the invention aims to overcome the defects that the filter screen of the air purifier is cumbersome and inconvenient to replace and the hands are easy to dirty in the prior art, and further provides the linkage dismounting mechanism and the air purifier which can conveniently and rapidly replace the filter screen, effectively avoid the dirt on the hands and greatly improve the user experience.

In order to solve the above problems, the present invention provides a linkage dismounting mechanism comprising:

the lever assembly comprises a driving end and a mounting end, the driving end is matched with the driving piece, and the mounting end is hinged with the object to be dismounted;

the translation assembly comprises a first hinging seat, a first rocker, a second hinging seat and a second rocker, wherein the first hinging seat and the second hinging seat are arranged at intervals, the upper ends of the first rocker and the second rocker are hinged with the object to be disassembled, the lower ends of the first rocker are hinged with the first hinging seat, the lower ends of the second rocker are hinged with the second hinging seat, and the first rocker and the second rocker incline towards the driving end.

Optionally, the device further comprises a sliding assembly, wherein the sliding assembly comprises a horizontal sliding rail, and the object to be disassembled slides on the horizontal sliding rail.

Optionally, the sliding component further comprises a sliding block matched with the horizontal sliding rail, the sliding block is fixedly connected with the object to be disassembled, and the object to be disassembled is hinged with the mounting end through the sliding block.

Optionally, the hinge point of the mounting end and the object to be disassembled is located between the hinge point of the first rocker and the object to be disassembled and the hinge point of the second rocker and the object to be disassembled.

Optionally, the lever assembly includes fixing base and first connecting rod, first connecting rod with the fixing base rotates to be connected, the both ends of first connecting rod have respectively the drive end with the installation end.

Optionally, the device further comprises a second connecting rod, wherein one end of the second connecting rod is hinged with the first connecting rod, and the other end of the second connecting rod is the mounting end; the fulcrum of the lever assembly is arranged close to the driving end.

The utility model provides an air purifier, includes the casing, have dismantled and assembled back lid on the casing the inside bottom of casing is provided with foretell linkage dismouting mechanism, the lower extreme of back lid with lever assembly's drive end cooperation in the linkage dismouting mechanism.

Optionally, the lever assembly further comprises a filter screen, and the filter screen is hinged with the mounting end of the lever assembly.

Optionally, the device further comprises a tray, wherein the filter screen is arranged on the tray, and the filter screen is hinged with the mounting end through the tray.

Optionally, a horizontal slide rail of the slide rail assembly in the linkage dismounting mechanism is arranged on the inner wall of the shell.

The technical scheme of the invention has the following advantages:

(1) The linkage disassembly and assembly mechanism provided by the invention comprises a lever assembly and a translation assembly, wherein the installation end of the lever assembly is hinged with an object to be disassembled (such as a filter screen and other objects), the object to be disassembled can generate downward movement trend under the influence of gravity under the action of the driving end of the lever assembly, the upper ends of a first rocker and a second rocker of the translation assembly are both hinged with the object to be disassembled, and the first rocker and the second rocker incline towards the driving end, so that the object to be disassembled moves towards the driving end while moving downwards, namely the movement track surface of the object to be disassembled is a parallelogram, and the driving end is driven and controlled by a driving piece (such as an air purifier back cover). The structure can remove the driving piece and simultaneously downwards translate the object to be removed to a position convenient for dismounting operation, so that the replacement of the object to be removed can be conveniently and rapidly realized, and the time and the labor are saved.

(2) The linkage dismounting mechanism provided by the invention further comprises a sliding assembly, wherein the sliding assembly comprises a horizontal sliding rail, the object to be dismounted slides on the horizontal sliding rail, and the object to be dismounted is supported in the vertical direction, so that the object to be dismounted only translates towards the driving end direction and does not move downwards, namely the movement track surface of the object to be dismounted is a horizontal straight line after the sliding assembly is arranged. The structure can horizontally translate the object to be dismantled to the position convenient for disassembly and assembly operation when the driving piece is dismantled, can conveniently and rapidly realize the replacement of the object to be dismantled, saves time and labor, and can not cause the vibration of the object to be dismantled, avoid lifting dust and be clean and sanitary.

(3) The air purifier provided by the invention comprises the linkage disassembly and assembly mechanism, the filter screen can be automatically unlocked while the rear cover is disassembled, the filter screen horizontally moves outwards (towards the direction of the rear cover) from the installation position, the manual replacement is convenient, the hands are not easy to dirty, the user experience is greatly improved, and the current user requirements are met.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a linkage assembly and disassembly mechanism according to an embodiment of the present invention;

FIG. 2 is an external schematic view of an air purifier according to an embodiment of the present invention;

FIG. 3 is a schematic diagram showing a locking state of a linkage assembly and disassembly mechanism according to an embodiment of the present invention;

FIG. 4 is a schematic diagram illustrating an unlocked state of a linkage assembly and disassembly mechanism according to an embodiment of the present invention;

fig. 5 is a schematic view of a linkage assembly and disassembly mechanism according to an embodiment of the present invention.

Reference numerals illustrate:

101-driving end, 102-mounting end, 103-fixing seat, 104-first connecting rod and 105-second connecting rod;

201-a first hinging seat, 202-a first rocker, 203-a second hinging seat, 204-a second rocker;

301-a slider;

4-shell, 401-back cover, 402-tray, 403-base.

Detailed Description

The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1, a preferred embodiment of the interlocking attachment and detachment mechanism of the present invention. This linkage dismouting mechanism is applicable to the change of column air purifier (like cylinder air purifier) bottom filter screen, makes filter screen easy dismounting, is difficult for making dirty both hands moreover, can show improvement user experience, satisfies user convenient and fast's user demand.

The linkage disassembly and assembly mechanism comprises a lever assembly and a translation assembly. The lever assembly includes a driving end 101 and a mounting end 102, the driving end 101 is matched with a driving member, that is, the driving member acts on the driving end 101 to make the driving member generate corresponding motion, the mounting end 102 is hinged with an object to be disassembled, and in this embodiment, the object to be disassembled is a filter screen. The driving end 101 and the mounting end 102 are in leverage, that is, when the driving end 101 moves up, the mounting end 102 descends, and when the driving end 101 descends, the mounting end 102 moves up.

Specifically, the lever assembly includes a fixed base 103 and a first link 104, and the bottom of the fixed base 13 is fixed and immovable. The first connecting rod 104 is a straight rod, the length of which is determined according to the specific application, and two ends of the first connecting rod 104 are respectively provided with a driving end 101 and a mounting end 102. The first connecting rod 104 is rotatably connected with the fixed seat 103, and a connecting point between the first connecting rod 104 and the fixed seat 103 is used as a fulcrum, so that the driving end 101 and the mounting end 102 generate leverage. Further, in order to increase the arm of force on the side of the object to be assembled, the object to be assembled is moved more easily and quickly, and the fulcrum is disposed close to the driving end 101.

Further, in order to make the structure more balanced and stable, the hinge point between the mounting end 102 and the object to be disassembled is located between the hinge point between the first rocker 202 and the object to be disassembled and the hinge point between the second rocker 204 and the object to be disassembled. Moreover, a certain distance is provided between the hinge point of the mounting end 102 and the object to be dismounted and the hinge point of the first rocker 202 and the object to be dismounted, and a certain distance is provided between the hinge point of the mounting end 102 and the object to be dismounted and the hinge point of the second rocker 204 and the object to be dismounted.

The translation assembly comprises a first hinge base 201, a first rocker 202, a second hinge base 203 and a second rocker 204, wherein the bottoms of the first hinge base 201 and the second hinge base 203 are fixed and immovable, and the first hinge base 201 and the second hinge base 203 are arranged at intervals. The first rocker 202 and the second rocker 204 are straight bars, preferably of equal length, the length of which is determined by the particular application. The upper ends of the first rocker 202 and the second rocker 204 are hinged with the object to be disassembled, the lower end of the first rocker 202 is hinged with the first hinging seat 201, and the lower end of the second rocker 204 is hinged with the second hinging seat 203, that is, the first rocker 202 and the second rocker 204 are arranged at a certain distance. And the first rocker 202 and the second rocker 204 incline towards the driving end 101, the upper ends of the first rocker 202 and the second rocker 204 are closer to the driving end 101 than the lower ends thereof, namely, the first rocker 202 and the second rocker 204 have a certain included angle with the vertical direction, and the sides of the first rocker 202 and the second rocker 204 which form acute angles with the horizontal direction are closer to the driving end 101.

Further, the linkage disassembly and assembly mechanism further comprises a sliding assembly, the sliding assembly comprises a horizontal sliding rail, and the object to be disassembled is suitable for sliding on the horizontal sliding rail, namely, horizontally moving. In order to make the structure more stable and firm, the sliding assembly further comprises a sliding block 301, the sliding block 301 is matched with the horizontal sliding rail, the sliding block 301 can horizontally move on the horizontal sliding rail, the sliding block 301 is fixedly connected with an object to be disassembled, and the object to be disassembled is hinged with the mounting end 102 through the sliding block 301. That is, the mounting end 102 is hinged with the slider 301, and the slider 301 is fixed with the object to be disassembled, thereby realizing the hinge of the mounting end 102 with the object to be disassembled.

As shown in fig. 2-4, this embodiment also provides an air purifier, which is a cylindrical air purifier, and includes a housing 4, the housing 4 is a cylinder and has a higher cylindrical surface, a base 403 is provided at the bottom of the housing 4, and the base 403 is provided to enable the air purifier to be more stable and not easy to overturn. The housing 4 is provided with a detachable rear cover 401, and the connection position of the rear cover 401 and the housing 4 can be connected by clamping, buckling and the like. The side wall of the housing 4 has a plurality of ventilation holes, and of course, the inside and the outside of the air purifier are also provided with other structures of the existing air purifier, and the present embodiment is not described in detail because it does not relate to these structures.

In this embodiment, the object to be disassembled is a filter screen, and in the cylindrical air purifier, the filter screen is disposed on the tray 402, and the tray 402 is disposed along a horizontal direction, and the filter screen is laid flat on the tray 402.

The bottom inside the housing 4 is provided with the linkage dismounting mechanism of this embodiment, specifically, the bottom of the fixing seat 103 of the lever assembly is fixedly connected with the bottom surface of the housing 4, and the driving end 101 is matched with the lower end of the rear cover 401, that is, the lower end of the rear cover 401 is a driving member. When the rear cover 401 is installed in place, the lower end of the rear cover 401 can press down the driving end 101, so that the installation end 102 moves upwards; similarly, when the rear cover 401 is removed, the mounting end 102 will drive the filter screen and the tray 402 to move downward under the gravity action of the filter screen and the tray 402 due to the loss of the downward pressure of the rear cover 401 by the driving end 101. One end of a first connecting rod 104 of the lever assembly is a driving end 101, and the other end is a mounting end 102, and the first connecting rod is hinged with a tray 402 with a filter screen.

In the translation assembly, the bottoms of the first hinging seat 201 and the second hinging seat 203 are fixedly connected with the bottom surface of the shell 4, and the upper ends of the first rocking bar 202 and the second rocking bar 204 are hinged with a tray 402 with a filter screen. The first rocker 202 and the second rocker 204 are inclined toward the driving end 101, i.e., toward the rear cover 401.

In order to enable the filter screen to move out of the shell 4 horizontally and not move in the vertical direction, a sliding component is arranged on the inner wall of the shell 4, a horizontal sliding rail of the sliding component can be fixed or formed on the inner wall of the shell 4, a tray with the filter screen is connected with the sliding block 301, and the sliding block 301 can slide horizontally on the horizontal sliding rail.

The process of replacing the filter screen of the air cleaner of this embodiment will be described as follows:

when the filter screen needs to be disassembled (unlocked), the rear cover 401 is opened, the lower end of the rear cover 401 is originally pressed down on the driving end 101, after the rear cover 401 is removed, the driving end 101 loses the downward pressure, the tray 402 of the mounting end 102 moves downwards, meanwhile, the first rocker 202 and the second rocker 204 continue to incline towards the direction of the rear cover 401, the tray 402 and the filter screen on the tray 402 are driven to move towards the direction of the rear cover 401 along the horizontal track, the tray 402 at least partially moves out of the shell 4, and at the moment, a user can conveniently take out the filter screen from the tray 402.

When installing (locking) the filter screen, a new filter screen is placed on the tray 402, then the lower end of the rear cover 401 is inserted, the lower end of the rear cover 401 is used for pressing the driving end 101 downwards, the installation end 102 is enabled to move upwards, the tray 402 and the filter screen move inwards along the horizontal sliding rail, and after the rear cover 401 is completely installed in place, the installation end 102 is enabled to prop against the tray 402 upwards, so that the filter screen replacement is completed.

As shown in fig. 5, the present embodiment is different from the first embodiment in that: the lever assembly further includes a second link 105, one end of the second link 105 being hinged to the first link 104 and the other end being the mounting end 102. The mounting end 102 of the second link 105 is hinged to the tray 402, and the linkage dismounting mechanism with the structure can achieve the purpose of the invention.

The linkage disassembly and assembly mechanism can enable the filter screen replacement process of the air purifier to be more convenient and rapid, a user can easily take out or install the filter screen without paying attention to the positions of the label handles, the operation is rapid and labor-saving, the pollution to hands can be effectively avoided, the air purifier is clean and sanitary, the user experience can be greatly improved, and the increasingly-improved user demands are met.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.

Claims

1. A linkage disassembly and assembly mechanism, comprising:

the lever assembly comprises a driving end (101) and a mounting end (102), wherein the driving end (101) is matched with the driving piece, and the mounting end (102) is hinged with an object to be dismounted;

the translation assembly comprises a first hinging seat (201), a first rocker (202), a second hinging seat (203) and a second rocker (204), wherein the first hinging seat (201) and the second hinging seat (203) are arranged at intervals, the upper ends of the first rocker (202) and the second rocker (204) are hinged with the object to be disassembled, the lower end of the first rocker (202) is hinged with the first hinging seat (201), the lower end of the second rocker (204) is hinged with the second hinging seat (203), and the first rocker (202) and the second rocker (204) incline towards the driving end (101); the upper ends of the first rocker (202) and the second rocker (204) are closer to one side of the driving end (101) than the lower ends of the first rocker and the second rocker;

the lever assembly comprises a fixed seat (103) and a first connecting rod (104), the first connecting rod (104) is rotationally connected with the fixed seat (103), and two ends of the first connecting rod (104) are respectively provided with the driving end (101) and the mounting end (102); the fulcrum of the lever assembly is arranged close to the driving end (101).

2. The linkage assembly and disassembly mechanism according to claim 1, wherein the hinge points of the mounting end (102) and the object to be disassembled are located between the hinge points of the first rocker (202) and the object to be disassembled and the hinge points of the second rocker (204) and the object to be disassembled.

3. The linkage dismounting mechanism according to claim 1 or 2, further comprising a second connecting rod (105), wherein one end of the second connecting rod (105) is hinged with the first connecting rod (104), and the other end is the mounting end (102).

4. An air purifier comprising a housing (4), said housing (4) having a removable rear cover (401), characterized in that: the linkage dismounting mechanism of any one of claims 1-3 is arranged at the bottom of the inside of the shell (4), and the lower end of the rear cover (401) is matched with the driving end (101) of the lever assembly in the linkage dismounting mechanism.

5. An air cleaner according to claim 4 wherein: the lever assembly further comprises a filter screen, wherein the filter screen is hinged with the mounting end (102) of the lever assembly.

6. An air cleaner according to claim 5 wherein: the filter screen is arranged on the tray (402), and the filter screen is hinged with the mounting end (102) through the tray (402).