CN219166281U

CN219166281U - Locking structure, dust cup assembly and cleaning device

Info

Publication number: CN219166281U
Application number: CN202223363157.XU
Authority: CN
Inventors: 李忠正; 覃丕健; 王德旭; 黄月林
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-06-13
Anticipated expiration: 2032-12-14

Abstract

The utility model provides a locking structure, a dust cup assembly and a cleaning device, which relate to the technical field of household appliances. The locking structure has the advantages of low assembly difficulty, high assembly efficiency and labor cost reduction.

Description

Locking structure, dust cup assembly and cleaning device

Technical Field

The utility model relates to the technical field of household appliances, in particular to a locking structure, a dust cup assembly and a cleaning device.

Background

Dust collectors and mite-killing instruments are common household cleaning devices, wherein dust on articles such as floors, carpets and clothes can be removed by the dust collectors, and mite-killing sterilization can be performed by the mite-killing instruments through the functions of flapping, dust collection and ultraviolet rays.

Dust cup assemblies are arranged in both the dust collector and the mite removing instrument, and mainly comprise a shell, a separating cup and a dust collecting cup, wherein the separating cup and the dust collecting cup are arranged in the shell, the separating cup is used for separating dust from air, and the dust collecting cup is used for collecting the separated dust. During cleaning, the dust mixture sucked into the dust cup assembly through the suction inlet of the cleaning device is separated in the separating cup, so that impurities such as dust are remained in the dust cup. Because the dirt cup assembly is the most frequently disassembled and cleaned component of the overall cleaning apparatus, this requires that the dirt cup assembly be easily disassembled.

The shell of current dirt cup subassembly is mostly both ends open-ended structure, and the both ends of shell all need assemble with the lid, and carry out complex lid structure with the casing both ends respectively and be mirror image design, and can not compatible use, when carrying out the lid assembly, need discern the time of mirror image part in a large number, has increaseed the assembly degree of difficulty, leads to assembly efficiency lower, has increased the cost of labor simultaneously.

Disclosure of Invention

Therefore, the utility model aims to solve the technical problems that in the prior art, the cover body of the dust cup component is a mirror image part, and has the defects of high assembly difficulty, lower assembly efficiency and high labor cost, so that the locking structure, the dust cup component and the cleaning device which have the advantages of low assembly difficulty, high assembly efficiency and reduced labor cost are provided.

In order to solve the above problems, the present utility model provides a locking structure disposed on a housing and a side cover fastened to the housing, the locking structure including an elastic latch assembly disposed on one of the housing and the side cover and a locking engagement portion disposed on the other of the housing and the side cover, the elastic latch assembly including a locking portion engaged with the locking engagement portion to lock/unlock the housing and the side cover.

As a preferred technical solution of the locking structure, the elastic latch assembly includes:

the lock catch is arranged in an assembly groove formed in the shell or the side cover;

and two ends of the elastic piece are respectively abutted with the lock catch and the bottom of the assembly groove.

As a preferable technical solution of the locking structure, the lock catch includes:

the pressing part is arranged in the assembly groove, and the bottom of the pressing part is in abutting contact with the elastic piece;

and a locking part extending from the pressing part to the locking matching part.

As the preferable technical scheme of locking structure, locking portion is the buckle, locking mating portion is the draw-in groove, the buckle inserts the draw-in groove, the casing with the side cap locking, the buckle breaks away from the draw-in groove, the casing with the side cap unblock.

As the preferable technical scheme of the locking structure, the bottom surface of the pressing part is provided with a first limiting part and/or the bottom of the assembly groove is provided with a second limiting part, and the elastic piece is sleeved on the first limiting part and/or the second limiting part.

As the preferable technical scheme of the locking structure, the limiting part is cross-shaped.

As the preferable technical scheme of locking structure, the hasp still includes installation department, the one end of installation department with press the portion to be connected, the other end with press the portion to have the clearance, the installation department with the inner wall connection of assembly groove.

As the preferable technical scheme of locking structure, the both sides of installation department have the installation arch, be equipped with the mounting groove on the inner wall of assembly groove, the installation arch with the grafting cooperation of mounting groove.

As the preferable technical scheme of the locking structure, the elastic lock catch assembly is arranged on the side cover, and the locking matching part is arranged on the shell.

As the preferable technical scheme of the locking structure, the side wall of the shell, which is close to the side cover, is provided with a mounting groove in a forming mode, and the locking matching part is arranged at the bottom of the mounting groove.

As a preferable technical solution of the locking structure, the side cover has a protrusion protruding toward the housing at a top edge of the fitting groove, and correspondingly, the side wall of the housing has a recess, the protrusion is fitted with the recess, and the protrusion is flush with an upper surface of the recess.

As the preferable technical scheme of locking structure, the inner wall of the assembly groove faces towards the part of the shell body and is hollowed out, and the locking part extends out from the hollowed-out position.

The dust cup assembly comprises a shell and two side covers which are arranged in a mirror symmetry mode along the length direction of the shell, wherein the shell and the side covers are detachably connected through the locking structure.

A cleaning device comprising a main body and a dirt cup assembly as described above, the dirt cup assembly being mounted to the main body.

As a preferred technical solution of the cleaning device, the cleaning device is a mite-killing instrument or a dust collector.

The technical scheme of the utility model has the following advantages:

1. the locking structure provided by the utility model is arranged on the shell and the side cover in buckled connection with the shell, and comprises an elastic lock catch assembly and a locking matching part, wherein the elastic lock catch assembly is arranged on one of the shell and the side cover, the locking matching part is arranged on the other of the shell and the side cover, the elastic lock catch assembly comprises a locking part, the locking part is matched with the locking matching part to lock/unlock the shell and the side cover, the elastic lock catch assembly is arranged on one of the shell or the side cover, the locking matching part is arranged on the other of the shell or the side cover, the elastic lock catch assembly comprises the locking part, when the locking part is connected with the locking matching part, the shell and the side cover are in a locking state, and when the locking part is separated from the locking matching part, the shell and the side cover are in an unlocking state.

2. The utility model provides a locking structure, an elastic lock catch assembly comprises: the lock catch and the elastic piece are arranged in an assembly groove formed in the shell or the side cover; the both ends of elastic component respectively with the tank bottom butt in hasp and assembly groove, assemble the hasp at the assembly inslot through setting up the elastic component, when locking, the hasp is connected with casing or side cap cooperation, makes side cap and casing locking, utilizes the elasticity of elastic component to jack-up the hasp, avoids the hasp to drop and makes side cap and casing disengage, guarantees hasp fastening casing and side cap, improves the fastness that casing and side cap are connected and the reliability that the hasp used.

3. According to the locking structure provided by the utility model, the bottom surface of the pressing part is provided with the first limiting part and/or the bottom of the assembly groove is provided with the second limiting part, the elastic piece is sleeved on the first limiting part and/or the second limiting part, one end or two ends of the elastic piece are limited by arranging the first limiting part and/or the second limiting part, the spring installation is facilitated, and meanwhile, the accuracy of the lock catch installation and the reliability of the use are improved.

4. The lock catch also comprises the mounting part, mounting bulges are arranged on two sides of the mounting part, the mounting grooves are formed in the inner walls of the mounting grooves, the mounting bulges are in plug-in fit with the mounting grooves, the lock catch is conveniently assembled in the mounting grooves by arranging the mounting bulges on two sides of the mounting part, and meanwhile, the mounting bulges limit the lock catch, so that the accuracy and the firmness of lock catch assembly are improved.

5. The dust cup assembly comprises a shell and two side covers which are arranged in a mirror symmetry mode along the length direction of the shell, wherein the shell and the side covers are detachably connected through the locking structure, and the locking structure with the same structure is arranged between the two side covers and the shell, so that the structures on two sides can share a lock catch with one structure, the number of die opening parts is reduced under the condition of reducing the types of parts, and the material cost is reduced; meanwhile, the time for identifying a large amount of mirror image parts in the manual assembly process is reduced, the working efficiency of manual assembly is improved, and the labor cost is reduced.

6. The cleaning device provided by the utility model has the beneficial effects of the dust cup assembly due to the adoption of the dust cup assembly, and the description is omitted here.

Drawings

In order to more clearly illustrate the embodiments of the present utility model 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 utility model, 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 the dirt cup assembly of the present utility model;

FIG. 2 is a schematic view of the housing of the dirt cup assembly of the present utility model;

FIG. 3 is a schematic view of a side cover of the dirt cup assembly of the present utility model;

FIG. 4 is a schematic view of the structure of the latch of the dirt cup assembly of the present utility model;

FIG. 5 is a bottom view of the latch of the dirt cup assembly of the present utility model;

FIG. 6 is an assembly view of the dirt cup assembly of the present utility model;

FIG. 7 is an enlarged view at A in FIG. 6;

fig. 8 is a schematic structural view of the cleaning device of the present utility model.

Reference numerals illustrate:

1. a housing; 101. a flange; 102. a metal connector; 103. a positioning buckle; 104. a magnet mounting groove; 105. a mounting cavity; 2. a side cover; 3. locking; 301. a pressing part; 302. a first limit part; 303. a mounting part; 3031. mounting the bulge; 304. a locking part; 4. a spring; 501. an assembly groove; 5011. a mounting groove; 5012. an abutting portion; 5013. a second limit part; 502. a protruding portion; 503. a locking mating part; 504. a mounting groove; 505. a recessed portion; 6. a sealing gasket; 7. a decorative ring; 701. the decorative ring is buckled; 8. a separator assembly; 9. a HEPA component; 10. a main body of the main body; 1001. a guide groove; 1002. a positioning groove; 1003. a magnet; 11. a dirt cup assembly.

Detailed Description

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

In the description of the present utility model, 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 utility model 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 utility model. 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 utility model, 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 utility model will be understood in specific cases by those of ordinary skill in the art.

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

As shown in fig. 1 to 7, the locking structure is a preferred embodiment of the locking structure of the utility model, and the locking structure is suitable for structures such as dust cup assemblies and the like with a shell and a cover body, can realize quick connection and disassembly of the cover body and the shell, and has low assembly difficulty, high assembly efficiency and wide application range.

The locking structure is arranged on the shell 1 and the side cover 2 which is buckled and connected with the shell 1, the locking structure comprises an elastic lock catch assembly and a locking matching part 503, the elastic lock catch assembly is arranged on one of the shell 1 and the side cover 2, the locking matching part 503 is arranged on the other of the shell 1 and the side cover 2, the elastic lock catch assembly comprises a locking part 304, and the locking part 304 is matched with the locking matching part 503, so that the shell 1 and the side cover 2 are locked/unlocked.

The above-mentioned locking structure is through setting up the elasticity hasp subassembly on one of casing 1 or side cap 2 and setting up locking cooperation portion 503 on another wherein, and elasticity hasp subassembly includes locking portion 304, and when locking portion 304 is connected with locking cooperation portion 503, casing 1 and side cap 2 are in the locking state, and when locking portion 304 and locking cooperation portion 503 separation, casing 1 and side cap 2 are in the unblock state, and this locking structure assembly degree of difficulty is low, and assembly efficiency is high, reduces the cost of labor.

In a preferred embodiment, the elastic latch assembly comprises a latch 3 and an elastic member, wherein the latch 3 is arranged in an assembly groove 501 formed on the shell 1 or the side cover 2; both ends of the elastic member are respectively abutted against the lock catch 3 and the groove bottom of the assembly groove 501.

Specifically, as shown in fig. 1, the lock catch 3 may be disposed on the housing 1 or on the side cover 2, the lock catch 3 in this embodiment is disposed on the side cover 2, the elastic member may be a spring 4, the side cover 2 is provided with an assembly groove 501, the lock catch 3 is movably disposed in the assembly groove 501, the spring 4 is disposed in the assembly groove 501, and two ends of the spring 4 respectively abut against the lock catch 3 and the groove bottom of the assembly groove 501. When locking, the hasp 3 that sets up on side cap 2 is connected with casing 1 cooperation, makes side cap 2 and casing 1 locking, then utilizes the elasticity of spring 4 to jack-up hasp 3, avoids hasp 3 to drop and makes side cap 2 and casing 1 disengage, guarantees hasp 3 to fasten casing 1 and side cap 2, improves the tightness that casing 1 and side cap 2 are connected and the reliability that hasp 3 used.

In a preferred embodiment, the lock catch 3 includes a pressing portion 301 and a locking portion 304, the pressing portion 301 is disposed in the fitting groove 501, the bottom of the pressing portion 301 abuts against the elastic member, and the locking portion 304 protrudes from the pressing portion 301 toward the locking engagement portion 503. Specifically, as shown in fig. 1, 3 and 4, the locking mating portion 503 is disposed at one end of the housing 1 near the side cover 2, the lock catch 3 is assembled in the assembly groove 501, the inner wall of the assembly groove 501 is partially hollowed out toward the housing 1, and the locking portion 304 extends from the hollowed-out position, so that the locking portion 304 extends from the pressing portion 301 to the locking mating portion 503, extends from the assembly groove 501, and is mated and locked with the locking mating portion 503. When locking is carried out, the pressing part 301 is pressed to compress the spring 4, the lock catch 3 integrally moves downwards, then the locking part 304 is connected with the locking matching part 503, and then the elastic force of the spring 4 jacks up the lock catch 3, so that the lock catch 3 is limited in the assembly groove 501, the side cover 2 and the shell 1 are prevented from being separated due to falling of the lock catch 3, and the lock catch 3 is ensured to be fastened with the shell 1 and the side cover 2; when unlocking is performed, the pressing portion 301 is pressed to compress the spring 4, the lock catch 3 is moved downward as a whole, and then the side cover 2 and the lock catch 3 are moved away from the housing 1, and the locking portion 304 is disengaged from the locking engagement portion 503, so that the side cover 2 is separated from the housing 1.

In a preferred embodiment, the latch 3 further includes a mounting portion 303, one end of the mounting portion 303 is connected to the pressing portion 301, and the other end has a gap with the pressing portion 301, so that the pressing portion 301 has a space for downward pressing movement, and the mounting portion 303 is connected to an inner wall of the fitting groove 501. Specifically, as shown in fig. 4, a gap is formed between the pressing portion 301 and the mounting portion 303, so that a certain movable space exists between the pressing portion 301 and the mounting portion 303, and the latch 3 can be buffered and conveniently pressed when being pressed, so that the reliability of the use of the latch 3 is ensured.

In a preferred embodiment, the mounting portion 303 has mounting protrusions 3031 on both sides, and the mounting grooves 5011 are provided on the inner walls of the mounting grooves, and the mounting protrusions 3031 are in plug-fit with the mounting grooves 5011. Specifically, as shown in fig. 4 and 5, the number of the installation protrusions 3031 is two, the two installation protrusions 3031 are symmetrically arranged at two sides of the lock catch 3, the installation protrusions 3031 are arranged along the extending direction perpendicular to the locking portion 304, the cross section is circular, the installation grooves 5011 are correspondingly arranged with the installation protrusions 3031, the shape of the installation grooves 5011 is matched with the shape of the installation protrusions 3031, the groove tops of the installation grooves 5011 are provided with abutting portions 5012 extending towards the groove bottoms, after the lock catch 3 is jacked by the springs 4, the lower ends of the abutting portions 5012 are abutted with the upper surfaces of the installation protrusions 3031, and after the lock catch 3 is pressed, the lower surfaces of the installation protrusions 3031 are abutted with the groove bottoms of the installation grooves 5011, the lock catch 3 is conveniently assembled in the assembly grooves 501 by arranging the installation protrusions 3031 and the installation grooves 5011 matched with the installation protrusions, meanwhile, the lock catch 3 is limited by the installation protrusions 3031, and the accuracy and the fastness of the assembly of the lock catch 3 are improved. The lock catch 3 is integrally formed, so that the integral strength of the lock catch 3 is ensured.

In a preferred embodiment, the locking portion 304 is a buckle, the locking mating portion 503 is a slot, when the buckle is inserted into the slot, the housing 1 is locked to the side cover 2, and when the buckle is disengaged from the slot, the housing 1 is unlocked from the side cover 2. Specifically, as shown in fig. 3 and fig. 4, the shape of the clamping groove is rectangular, the clamping groove is matched with the buckle, when the buckle is locked, the pressing part 301 is pressed, the spring 4 is compressed, the whole buckle moves downwards, then the buckle is connected with the clamping groove, the elasticity of the spring 4 jacks up the buckle 3, the buckle 3 is limited in the assembly groove 501, the falling of the buckle is avoided, the side cover 2 and the shell 1 are separated, and the fastening of the shell 1 and the side cover 2 is ensured; when unlocking is carried out, the pressing part 301 is pressed, the spring 4 is compressed, the lock catch 3 integrally moves downwards, then the side cover 2 and the lock catch 3 move along the direction away from the shell 1, the lock catch is separated from the clamping groove, the side cover 2 is separated from the shell 1, and the assembly structure of the clamping groove and the lock catch combination adopted in the embodiment simplifies the product structure, is convenient to assemble, reduces the integral weight of the product, and meets the light-weight requirement of the product.

In other embodiments, the locking portion 304 and the locking mating portion 503 may have other configurations. For example, an end of the locking portion 304 remote from the pressing portion 301 may be provided with a protrusion (such as a protrusion cylinder, a hemispherical protrusion, etc.), and the locking engagement portion 503 may be shaped to fit the protrusion (such as a circular hole engaged with the protrusion cylinder, a semicircular hole engaged with the hemispherical protrusion, etc.), as long as the locking portion 304 and the locking engagement portion 503 can be locked.

In a preferred embodiment, the bottom surface of the pressing portion 301 has a first limiting portion 302 and/or the bottom of the assembly groove 501 has a second limiting portion 5013, and the elastic member is sleeved on the first limiting portion 302 and/or the second limiting portion 5013. Specifically, as shown in fig. 4 and 5, in this embodiment, the bottom surface of the pressing portion 301 is provided with a first limiting portion 302, and a second limiting portion 5013 is provided at the bottom of the assembly groove 501, the first limiting portion 302 and the second limiting portion 5013 are both cross-shaped, two ends of the spring 4 are respectively sleeved on the first limiting portion 302 and the second limiting portion 5013, and by setting the first limiting portion 302 and the second limiting portion 5013, two ends of the spring 4 are limited, so that the installation accuracy and the use reliability of the lock catch 3 are improved while the installation of the spring 4 are facilitated.

In other embodiments, the first limiting portion 302 may be provided only at the bottom surface of the pressing portion 301 or the second limiting portion 5013 may be provided only at the bottom of the fitting groove 501; in addition, the first and

second stopper portions

302 and 5013 may be provided in a groined shape, a cylindrical shape, or the like as long as the elastic member can be stopped.

In a preferred embodiment, the side wall of the housing 1 adjacent to the side cover 2 is formed with a mounting groove 504, and the locking engagement portion 503 is provided at the bottom of the mounting groove 504; the side cover 2 has a projection 502 projecting toward the housing 1 at the top edge of the fitting groove 501, and correspondingly, the side wall of the housing 1 has a recess 505, the projection 502 is fitted with the recess 505, and the projection 502 is flush with the upper surface of the recess 505. Specifically, as shown in fig. 2 and 3, the side wall of the housing 1 is surrounded by a flange 101 protruding outwards in the radial direction, the flange 101 is connected with the housing 1 to form a mounting groove 504, a clamping groove is arranged at the bottom of the mounting groove 504, a concave portion 505 is formed by extending inwards from the edge of the housing 1, a convex portion 502 extends from the top edge of the assembly groove 501 to the housing 1, the thickness of the convex portion 502 is the same as the distance between the bottom of the mounting groove 504 and the bottom of the concave portion 505, and when the side cover 2 is connected with the housing 1, the edge of the side cover 2 is in abutting fit with the flange 101, so that the stability and reliability of the connection between the housing 1 and the side cover 2 are improved.

The present embodiment also proposes a dust cup assembly, as shown in fig. 1 and 6, comprising a housing 1, two side covers 2 disposed in mirror symmetry along the length direction of the housing 1, and detachably connected between the housing 1 and the side covers 2 by the locking structure of the present embodiment.

The structure, locking structure and connection mode of the side cover 2 are the same as those of the side cover 2 arranged in mirror symmetry, and are not described herein. The dust cup assembly 11 of the embodiment enables the structures on two sides to share the lock catch 3 with one structure by arranging the locking structures with the same structure between the two side covers 2 and the shell 1, and reduces the number of die opening parts and the material cost under the condition of reducing the types of parts; meanwhile, the time for identifying a large amount of mirror image parts in the manual assembly process is reduced, the working efficiency of manual assembly is improved, and the labor cost is reduced.

In this embodiment, be provided with sealed 6 between side cap 2 and the casing 1, the side cap 2 will seal 6 top on casing 1, guarantees that the dust of inhaling dirt cup subassembly 11 can not spill, improves the leakproofness of dirt cup subassembly 11, makes side cap 2 and casing 1 unblock through pressing hasp 3, can take off sealed 6, changes or washs, easy to assemble and dismantles.

In this embodiment, the end of the side cover 2 facing away from the housing 1 is provided with a decorative ring 7 by a snap-on structure. Specifically, the buckle structure includes the decoration ring buckle 701 that sets up around the axis interval of the decoration ring 7 and decorates the ring draw-in groove (not shown in the figure) that sets up around the axis interval of the side cap 2, and the decoration ring buckle 701 cooperatees with the decoration ring draw-in groove, through setting up decoration ring buckle 701 and decoration ring draw-in groove joint cooperation, has simplified the product structure, and the assembly of decoration ring 7 and side cap 2 of being convenient for, and has reduced the whole weight of product, satisfies the light-weight demand of product.

In this embodiment, the dust cup assembly 11 further includes a magnetic assembly and a positioning buckle 103, which facilitates quick installation of the dust cup assembly 11. Specifically, the magnetic assembly comprises a metal connecting piece 102 and a magnet mounting groove 104, the number of the metal connecting piece 102 and the number of the magnet mounting grooves 104 are two, the magnet mounting groove 104 and the locating buckle 103 are arranged on the side part of the shell 1, the two magnet mounting grooves 104 are symmetrically arranged relative to the axis of the shell 1, and the metal connecting piece 102 is arranged in the magnet mounting groove 104.

In this embodiment, the dust cup assembly 11 further comprises a separator assembly 8, a HEPA assembly 9, the separator assembly 8 being arranged in the housing 1, the HEPA assembly 9 being arranged in the separator assembly 8. Specifically, the inside installation cavity 105 that is equipped with of casing 1, separator subassembly 8 include metal filter screen, and the HEPA subassembly 9 includes filter paper, and filter paper sets up inside the filter screen, and metal filter screen installs in installation cavity 105, and filter paper and metal filter screen filter the dust debris in the suction dirt cup, after using, can change or wash the filter screen to improve the cleaning performance of dirt cup subassembly 11.

When the dust cup assembly 11 is assembled, filter paper and a metal filter screen are arranged in the installation cavity 105, the lock catches 3 on the left side and the right side are arranged in the assembly groove 501 through the springs 4, so that the lock catches 3 and the side covers 2 are assembled firstly, then the decorative rings 7 on the left side and the right side are assembled with the side covers 2 through the buckle clamping groove structures respectively, the corresponding sealing gaskets 6 are arranged on the covers 2 on the two sides respectively, finally the two side covers 2 are assembled with the shell 1 through the lock catches 3 respectively, the lock catches 3 are jacked up by the elasticity of the springs 4, the lock catches 3 are fastened with the shell, and the shell and the two side covers are locked.

The present embodiment also proposes a cleaning device, as shown in fig. 8, comprising a main body 10 and a dust cup assembly 11 of the present embodiment, the dust cup assembly 11 being mounted on the main body 10.

According to the cleaning device, the locking structures with the same structure are arranged between the two side covers 2 and the shell 1, so that the structures on the two sides can share the lock catch 3 with one structure, the number of die opening parts is reduced, and the material cost is reduced under the condition of reducing the types of parts; meanwhile, the time for identifying a large amount of mirror image parts in the manual assembly process is reduced, the working efficiency of manual assembly is improved, and the labor cost is reduced.

The cleaning device of the present embodiment includes, but is not limited to, the following: mite-killing instrument or dust collector. The cleaning device of this embodiment is an acarid eliminator.

The machine body 10 of the mite removal instrument is provided with the guide groove 1001 and the positioning groove 1002 for installing the dust cup assembly 11, two magnets 1003 are arranged in the guide groove 1001, the two magnets 1003 are symmetrically arranged around the center line of the guide groove 1001 perpendicular to the axis, the magnets 1003 are correspondingly arranged with the metal connecting piece 102, the positioning groove 1002 is correspondingly arranged with the positioning buckle 103, the magnet installing groove 104 can be guided through the arrangement of the guide groove 1001, the metal connecting piece 102 is guided to be smoothly aligned with the magnets 1003, the quick assembly of the dust cup assembly 11 and the machine body 10 is realized through the arrangement of the magnets 1003 and the corresponding metal connecting piece 102, the magnetic attraction mode is adopted, the convenience and reliability of the assembly of the dust cup assembly 11 are improved, an unnecessary button structure is not needed, glue is not used, tools such as a screwdriver are not used, the operation is convenient, the production assembly steps are few, and the assembly efficiency is high.

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 utility model.

Claims

1. The utility model provides a locking structure, its characterized in that sets up on casing (1) and with side cap (2) of casing (1) lock connection, locking structure includes elasticity hasp subassembly and locking cooperation portion (503), elasticity hasp subassembly sets up on casing (1) with one of them side cap (2), locking cooperation portion (503) set up on casing (1) with side cap (2) one of them other, elasticity hasp subassembly includes locking portion (304), locking portion (304) with locking cooperation portion (503) cooperation makes casing (1) with side cap (2) locking/unblock.

2. The locking structure of claim 1, wherein the resilient latch assembly comprises:

the lock catch (3) is arranged in an assembly groove (501) formed in the shell (1) or the side cover (2);

and two ends of the elastic piece are respectively abutted with the bottoms of the lock catch (3) and the assembly groove (501).

3. The locking arrangement according to claim 2, characterized in that the shackle (3) comprises:

a pressing portion (301) provided in the fitting groove (501), wherein the bottom of the pressing portion (301) is in contact with the elastic member;

and a locking portion (304) extending from the pressing portion (301) toward the locking engagement portion (503).

4. The locking structure according to claim 1, wherein the locking portion (304) is a buckle, the locking mating portion (503) is a card slot, the buckle is inserted into the card slot, the housing (1) is locked with the side cover (2), the buckle is disengaged from the card slot, and the housing (1) is unlocked with the side cover (2).

5. A locking structure according to claim 3, wherein the bottom surface of the pressing portion (301) has a first limiting portion (302) and/or the bottom of the assembly groove (501) is provided with a second limiting portion (5013), and the elastic member is sleeved on the first limiting portion (302) and/or the second limiting portion (5013).

6. The locking arrangement of claim 5, wherein the first (302) and second (5013) limit portions are cross-shaped.

7. A locking structure according to claim 3, characterized in that the shackle (3) further comprises a mounting portion (303), one end of the mounting portion (303) being connected to the pressing portion (301), the other end having a gap with the pressing portion (301), the mounting portion (303) being connected to an inner wall of the fitting groove (501).

8. The locking structure according to claim 7, characterized in that both sides of the mounting portion (303) are provided with mounting protrusions (3031), the inner wall of the mounting groove (501) is provided with a mounting groove (5011), and the mounting protrusions (3031) are in plug-in fit with the mounting groove (5011).

9. The lock structure according to any one of claims 1 to 8, wherein the elastic latch assembly is provided on the side cover (2), and the lock engagement portion (503) is provided on the housing (1).

10. The lock structure according to claim 9, wherein a mounting groove (504) is formed in a side wall of the housing (1) adjacent to the side cover (2), and the lock fitting portion (503) is provided at a groove bottom of the mounting groove (504).

11. The locking structure according to claim 2, characterized in that the side cover (2) has a projection (502) projecting toward the housing (1) at a top edge of the fitting groove (501), and correspondingly, a side wall of the housing (1) has a recess (505), the projection (502) is fitted with the recess (505), and the projection (502) is flush with an upper surface of the recess (505).

12. The locking structure according to claim 11, characterized in that the inner wall of the fitting groove (501) is hollowed out towards a part of the housing (1), and the locking portion (304) protrudes from the hollowed-out position.

13. A dirt cup assembly comprising a housing (1), two side covers (2) arranged mirror symmetrically along the length of the housing (1), detachably connected between the housing (1) and the side covers (2) by a locking arrangement according to any one of claims 1-12.

14. A cleaning device comprising a main body (10) and a dirt cup assembly (11) as claimed in claim 13, said dirt cup assembly (11) being mounted on said main body (10).

15. The cleaning device of claim 14, wherein the cleaning device is a acarid eliminator or a dust collector.