CN217907653U - Dirt box subassembly and cleaning robot - Google Patents

Abstract

The application relates to the field of cleaning equipment, and provides a dust box assembly and a cleaning robot. The dust box component comprises a lower dust box cover, a middle dust box cover and a dust-proof filter screen. The lower cover of the dust box is provided with a dust suction cavity with an upper opening, and the inner wall of the dust suction cavity is provided with a dust suction port which communicates the dust suction cavity to the outside; the middle cover of the dust box is arranged at the upper opening of the dust suction cavity, the peripheral edge of the middle cover of the dust box is hermetically connected with the inner wall of the lower cover of the dust box, and the upper side surface of the middle cover of the dust box is provided with at least one ventilation opening communicated with the dust suction cavity; the dustproof filter screen is arranged on the upper side or the lower side of the dust box middle cover and covers the ventilation openings. This dirt box subassembly directly constructs the dust absorption passageway through lid in dirt box lower cover and the dirt box, can obviously break through the size restriction that the dust absorption passageway can set up, especially can set up each vent that total area can be bigger as required in the area scope of the last side of lid in the dirt box to can enlarge the area that sets up of the dustproof filter screen that covers each vent, can reduce the risk that dustproof filter screen is blockked up by impurity such as dust.

Description

Dirt box subassembly and cleaning robot

Technical Field

The application belongs to the technical field of cleaning equipment, and particularly relates to a dust box assembly and a cleaning robot.

Background

Household or commercial cleaning robots, such as sweeper machines, sweeping and mopping all-in-one machines, having a garbage sweeping and garbage storing function are generally provided with a dust box assembly. The dust box assembly generally has a dust suction opening and a dust suction pipe connected to the dust suction opening, and a dust-proof filter net is provided at an end of the dust suction pipe away from the dust suction opening to filter impurities such as dust in an air flow passing therethrough. Based on this, the area of the dustproof filter screen of the existing dust box assembly is inevitably smaller and is easy to be blocked by impurities such as dust, and then the suction and the cleaning effect of the cleaning robot are easily influenced.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a dirt box subassembly to the area of the dustproof filter screen of solving current dirt box subassembly is less and easy to be blockked up by impurity such as dust, and then easily influences cleaning machines people's suction and the technical problem of clean effect.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: a dirt box assembly, comprising:

the dust box lower cover is provided with a dust suction cavity with an upper opening, and the inner wall of the dust suction cavity is provided with a dust suction port for communicating the dust suction cavity to the outside;

the dust box middle cover is arranged at the upper opening of the dust suction cavity, the peripheral edge of the dust box middle cover is hermetically connected with the inner wall of the dust box lower cover, and the upper side surface of the dust box middle cover is provided with at least one ventilation opening communicated to the dust suction cavity;

and the dustproof filter screens are arranged on the upper side or the lower side of the dust box middle cover and cover the ventilation openings.

In one embodiment, the ventilation openings are provided in plurality, and the plurality of ventilation openings are arranged in an array.

In one embodiment, the dust box assembly further comprises a dust box upper cover detachably mounted on the upper side of the dust box lower cover, and the dust box upper cover is provided with an air outlet;

the periphery of the dust box middle cover is connected with the inner wall of the dust box upper cover in a sealing way.

In one embodiment, the dust box middle cover comprises a middle cover main body provided with the ventilation opening and a sealing ring arranged on the periphery of the middle cover main body;

the sealing washer is including sealed main part and follow the first seal lip and the second seal lip that outwards extend the formation are followed to the week of sealed main part, first seal lip is located dirt box upper cover with the downside on the connection boundary of dirt box lower cover to the elasticity butt the inner wall of dirt box lower cover, the second seal lip is located dirt box upper cover with the upside on the connection boundary of dirt box lower cover, and the elasticity butt the inner wall of dirt box upper cover.

In one embodiment, the periphery of the sealing main body is concavely provided with a plurality of clamping grooves, and the inner wall of the upper cover of the dust box is correspondingly convexly provided with clamping protrusions for clamping and matching with the clamping grooves;

or a plurality of clamping grooves are concavely arranged on the periphery of the sealing main body, and clamping protrusions for clamping and matching with the clamping grooves are correspondingly and convexly arranged on the inner wall of the dust box lower cover;

or a plurality of clamping bulges are convexly arranged on the periphery of the sealing main body, and clamping grooves for clamping and matching with the clamping bulges are correspondingly and concavely arranged on the inner wall of the upper cover of the dust box;

or, the protruding a plurality of joints that are equipped with of periphery of sealed main part are protruding, the inner wall of dirt box lower cover correspond the concave be equipped with be used for with the protruding joint complex draw-in groove of joint.

In one embodiment, the upper side of the upper cover of the dust box is concavely provided with a filter cavity, the inner wall of the lower side of the filter cavity is provided with at least one air inlet communicating the filter cavity to the ventilation opening, and the other inner wall of the filter cavity is provided with the air outlet communicating the filter cavity to the outside;

the dust box assembly further comprises a high-efficiency filter screen accommodated in the filter cavity, and a protective cover detachably covering the upper cavity opening of the filter cavity.

In one embodiment, the upper dust box cover has a rotating end rotatably connected with the lower dust box cover, and a buckling end opposite to the rotating end, and the buckling end is buckled with the lower dust box cover.

In one embodiment, a first sliding groove which is arranged close to the edge of the lower cover of the dust box and extends downwards is arranged on the upper side of the lower cover of the dust box, a second sliding groove which is opposite to the first sliding groove and extends upwards is arranged on the lower side of the upper cover of the dust box, the second sliding groove and the first sliding groove are spliced together to form a button slideway, and a through hole is formed in the upper groove wall of the second sliding groove;

the dust box assembly is characterized by further comprising a dust box button which is installed in the button slide way and can slide up and down the button slide way, and an elastic piece which is elastically supported between the dust box button and the lower groove wall of the first slide way, the dust box button is provided with an insert buckle which can slide and penetrate through the penetrating hole, and the insert buckle is detachably connected with a host of the cleaning robot.

In one embodiment, two opposite sides of the dust box button are respectively provided with at least one sliding rail formed by extending along the vertical direction, and a sliding connection strip used for being matched with the sliding rails in a sliding connection manner is convexly arranged on the corresponding groove wall of the first sliding groove;

or, the two opposite sides of the dust box button are respectively provided with at least one sliding connection strip formed by extending along the vertical direction, and the corresponding groove wall of the first sliding groove is concavely provided with a sliding rail matched with the sliding connection strip in a sliding connection manner.

In one embodiment, a guide tube is convexly arranged on the lower side of the dust box button, a guide post positioned in the guide tube is convexly arranged on the lower groove wall of the first sliding groove, and the elastic piece is sleeved between the guide post and the guide tube.

In one embodiment, the guide post is provided with a guide hole and a containing hole which are sequentially arranged from top to bottom and are communicated with each other, the lower side of the dust box button is convexly provided with a guide rod which can be slidably arranged in the guide hole in a penetrating manner, the lower end of the guide rod is provided with a stop ring which is positioned in the containing hole, and the stop ring can be matched with the lower orifice stop of the guide hole.

An object of this application embodiment is also to provide a cleaning robot, including the host computer and with the host computer can dismantle the connection the dirt box subassembly.

The application provides beneficial effect lies in:

the utility model provides a dirt box subassembly, through dirt box lower cover and install and close jointly and form a dust absorption passageway with installing in the last open dirt box in dust absorption chamber the lid, the inner wall sealing connection of border and dirt box lower cover through lid in the dirt box again, reliably restrict the air current and reveal from the joint gap between lid and the dirt box lower cover in the dirt box, based on this, can guide dusty air current and get into the dust absorption chamber from the dust absorption mouth under the suction effect, the dirt filter screen of preventing dust of each vent route is followed to the utmost again, thereby can ensure dusty air current can be discharged again after the impurity such as separation dust is preliminary filtered via the dirt filter screen in the past as much as possible.

From this, for prior art adopts the scheme of dust absorption pipe, the dust collection channel is directly constructed via the lid in dust box lower cover and the dust box to the dirt box subassembly that this application embodiment provided, obviously can break through the size restriction that the dust collection channel can set up, especially can set up each vent that total area can be bigger as required in the area scope of the last side of lid in the dust box, thereby can effectively enlarge the area that sets up that covers the dustproof filter screen of each vent, can effectively reduce the risk that dustproof filter screen is blockked up by impurity such as dust, and then do benefit to guarantee cleaning machines people's suction intensity, do benefit to guarantee cleaning machines people's clean effect.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a perspective view of a dust box assembly according to an embodiment of the present disclosure;

FIG. 2 isbase:Sub>A cross-sectional view taken along A-A as provided in FIG. 1;

FIG. 3 is an enlarged view of area B provided in FIG. 2;

FIG. 4 is an exploded schematic view of the dirt box assembly provided in FIG. 1;

FIG. 5 is an exploded view of the lid and dust screen of the dust box provided in FIG. 4;

fig. 6 is a perspective view of the upper cover of the dust box provided in fig. 4.

Wherein, in the figures, the respective reference numerals:

10-a lower cover of a dust box, 11-a dust suction cavity, 12-a dust suction port, 13-a first sliding chute, 131-a sliding connecting strip, 132-a guide column, 1321-a guide hole and 1322-an accommodating hole; 20-dust box middle cover, 21-ventilation opening, 22-middle cover main body, 23-sealing ring, 231-sealing main body, 2311-clamping groove, 232-first sealing lip and 233-second sealing lip; 30-dustproof filter screen; 40-dust box upper cover, 41-air outlet, 42-clamping protrusion, 43-filter cavity, 431-limiting groove, 44-air inlet, 45-rotating end, 46-clamping end, 47-second sliding groove and 471-through hole; 50-high efficiency filter screen; 60-a protective cover; 70-dust box button, 71-plug buckle, 72-slide rail, 73-guide tube, 74-guide rod, 75-T-shaped screw, 751-stop ring; 80-an elastic member.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, is not to be considered as limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

Specific implementations of the present application are described in more detail below with reference to specific embodiments:

example one

Referring to fig. 1, 2 and 4, an embodiment of the present application provides a dust box assembly, which is suitable for a household or commercial cleaning robot having a garbage sweeping and storing function, such as a sweeper, a sweeping and mopping all-in-one machine, and the like. The dust box assembly comprises a dust box lower cover 10, a dust box middle cover 20 and a dust-proof filter screen 30. Wherein, the dust box lower cover 10 is provided with a dust suction cavity 11 with an upper opening, and the inner wall of the dust suction cavity 11 is provided with a dust suction port 12 for communicating the dust suction cavity 11 to the outside; the dust box middle cover 20 is arranged at the upper opening of the dust suction cavity 11, the periphery of the dust box middle cover 20 is hermetically connected with the inner wall of the dust box lower cover 10, and the upper side surface of the dust box middle cover 20 is provided with at least one ventilation opening 21 communicated with the dust suction cavity 11; the dust-proof filter 30 is installed on the upper or lower side of the dust box middle cover 20, and the dust-proof filter 30 covers each of the vents 21.

Based on the above structure setting, the dirt box subassembly that this application embodiment provided, through dirt box lower cover 10 with install and close jointly and form a dust absorption passageway with lid 20 in the last open dirt box of dust absorption chamber 11, the inner wall sealing connection of lid 20 in the dirt box is followed again and dirt box lower cover 10, reliably restrict the air current and reveal from the connection clearance between dirt box middle cover 20 and the dirt box lower cover 10, based on this, can guide dusty air current and get into dust absorption chamber 11 from dust absorption mouth 12 under the suction effect, the dead number is followed each vent 21 route dustproof filter screen 30 and is discharged again, thereby can ensure dusty air current can be discharged again after impurity such as the preliminary filtration of dustproof filter screen 30, separation dust in the best number earlier.

From this, for prior art's the scheme that adopts the dust absorption pipe, the dust box subassembly that this application embodiment provided directly constructs the dust absorption passageway through lid 20 in dust box lower cover 10 and the dust box, obviously can break through the size restriction that the dust absorption passageway can set up, especially can set up each vent 21 that total area can be bigger as required in the area scope of the last side of lid 20 in the dust box, thereby can effectively enlarge the area that sets up of the dustproof filter screen 30 that covers each vent 21, can effectively reduce the risk that dustproof filter screen 30 is blockked up by impurity such as dust, and then do benefit to the suction intensity of guarantee cleaning machines people, do benefit to guarantee cleaning machines people's clean effect.

Wherein the dust suction opening 12 may be provided on any inner wall of the dust suction chamber 11, preferably on one side of the dust box lower cover 10 in the circumferential direction, so that the dust suction opening 12 is not substantially shielded by a running surface when exposed, thereby facilitating dust suction.

The dustproof filter screen 30 may be, but not limited to, a nylon screen, and can effectively and reliably filter impurities such as dust, and can be cleaned and reused after being used for a period of time, and has strong dustproof performance and high reuse rate.

Wherein, the dust absorption cavity 11 can also be used for storing the impurities such as the particulate matters which are separated by the dustproof filter screen 30 and fall into the dust absorption cavity under the action of gravity.

Referring to fig. 4 and 5, in the present embodiment, a plurality of ventilation openings 21 are provided, and the ventilation openings 21 are arranged in an array.

By adopting the scheme, the plurality of ventilation openings 21 which are regularly arranged can be arranged on the dust box middle cover 20, on the basis of the scheme, on one hand, more ventilation openings 21 can be conveniently designed on the dust box middle cover 20 according to needs in a planning manner so as to enlarge the total area of each ventilation opening 21, so that the arrangement area of the dustproof filter screen 30 covering each ventilation opening 21 can be enlarged, and the risk that the dustproof filter screen 30 is blocked by impurities such as dust and the like can be reduced; on the other hand, can form the rib structure between the adjacent vent 21 to carry out reliable, effectual support to the dustproof filter screen 30 that covers each vent 21, thereby can reduce dustproof filter screen 30 because of the impact force of suction and air current soft couch, the risk that drops, and then do benefit to the guarantee dustproof filter screen 30 and can continue, exert effectual filtration effect reliably.

Referring to fig. 1, 2 and 4, in the present embodiment, the dust box assembly further includes a dust box upper cover 40 detachably mounted on the upper side of the dust box lower cover 10, and the dust box upper cover 40 is provided with an air outlet 41; the dust box middle cover 20 is installed between the dust box upper cover 40 and the dust box lower cover 10, and the periphery of the dust box middle cover 20 is connected with the inner wall of the dust box upper cover 40 in a sealing way.

By adopting the above scheme, a dust collection channel can be formed by the dust box lower cover 10, the dust box upper cover 40 detachably mounted on the upper side of the dust box lower cover 10 and the dust box middle cover 20 mounted between the dust box upper cover 40 and the dust box lower cover 10, and the periphery of the dust box middle cover 20 is respectively in sealing connection with the inner wall of the dust box lower cover 10 and the inner wall of the dust box upper cover 40, so as to reliably limit the leakage of air flow from the connection gap between the dust box middle cover 20 and the dust box lower cover 10 and the connection gap between the dust box middle cover 20 and the dust box upper cover 40, thereby guiding the air flow to enter the dust collection cavity 11 from the dust collection port 12 under the action of suction force, guiding the air flow to pass through the dust collection filter screen 30 from each ventilation port 21, and finally discharging from the air outlet 41, so that the dust collection filter screen 30 can reliably, effectively filter and separate impurities such as dust in the air flow, and further facilitating the butt joint with devices such as a fan of a cleaning robot through the air outlet 41 with a smaller area relative to each ventilation port 21, and facilitating the matching of the dust collection box assembly, and improving the convenience of the cleaning device. In addition, the dust box upper cover 40 can also cooperate with the dust box lower cover 10 to form a certain protection effect on the dust-proof filter screen 30, so as to ensure and improve the service performance and the service life of the dust-proof filter screen 30.

Referring to fig. 3, 4 and 5, in the present embodiment, the dust box middle cover 20 includes a middle cover main body 22 having a vent 21 and a sealing ring 23 mounted on a peripheral edge of the middle cover main body 22; the sealing ring 23 includes a sealing body 231, and a first sealing lip 232 and a second sealing lip 233 formed by extending outward from the periphery of the sealing body 231, the first sealing lip 232 is located at the lower side of the connection boundary of the dust box upper cover 40 and the dust box lower cover 10 and elastically abuts against the inner wall of the dust box lower cover 10, and the second sealing lip 233 is located at the upper side of the connection boundary of the dust box upper cover 40 and the dust box lower cover 10 and elastically abuts against the inner wall of the dust box upper cover 40.

By adopting the above scheme, after the dust box middle cover 20 is installed between the dust box upper cover 40 and the dust box lower cover 10, the dust box middle cover 20 can be supported by the middle cover main body 22, the sealing ring 23 and the dust-proof filter screen 30 are fixed, the first sealing lip 232 of the sealing ring 23 is elastically abutted against the inner wall of the dust box lower cover 10, and the second sealing lip 233 of the sealing ring 23 is elastically abutted against the inner wall of the dust box upper cover 40, on the basis, multiple sealing lines can be formed, so that the leakage of air flow from the connecting boundaries between the first sealing lip 232 and the inner wall of the dust box lower cover 10, between the second sealing lip 233 and the inner wall of the dust box upper cover 40, and between the dust box upper cover 40 and the dust box lower cover 10 can be reliably limited, the air flow can be ensured to be exhausted from each air vent 21 to the dust-proof filter screen 30 and finally through the air outlet 41, and the dust-proof filter screen 30 can be ensured to reliably, and effectively filter and separate impurities such as dust in the air flow.

In one possible embodiment, the middle cover main body 22 and the sealing ring 23 can be formed separately, and then the sealing main body 231 of the sealing ring 23 is tightly sleeved or clamped on the periphery of the middle cover main body 22, so as to quickly and conveniently implement the processing and assembling of the dust box middle cover 20.

In another possible embodiment, the middle cap body 22 may be injection molded once, and then the gasket 23 may be injection molded twice along the periphery of the middle cap body 22, so as to simplify the assembly process between the middle cap body 22 and the gasket 23, and to enhance the connection strength and the connection reliability between the middle cap body 22 and the gasket 23.

The middle cover main body 22 is made of hard glue and has certain structural strength and rigidity, so that the sealing ring 23 and the dustproof filter screen 30 can be supported and fixed conveniently.

Wherein, the sealing ring 23 is made of soft rubber material to ensure the sealing effect.

Referring to fig. 4, 5 and 6, in the present embodiment, a plurality of slots 2311 are concavely formed on the peripheral edge of the sealing main body 231, and a locking protrusion 42 for locking and matching with the slots 2311 is correspondingly and convexly formed on the inner wall of the dust box upper cover 40.

By adopting the scheme, the dust box middle cover 20 can be embedded in the dust box upper cover 40, and the clamping grooves 2311 of the sealing ring 23 of the dust box middle cover 20 are correspondingly clamped and matched with the clamping protrusions 42 on the inner wall of the dust box upper cover 40, so that the dust box middle cover 20 is stable in position and installation state relative to the dust box upper cover 40, and a sealing defense line between the dust box middle cover 20 and the dust box upper cover 40 is reliably constructed; then, the dust box upper cover 40 and the dust box lower cover 10 are assembled together, so that the assembly of the dust box assembly can be completed quickly and conveniently, and the sealing line between the dust box middle cover 20 and the dust box lower cover 10 can be reconstructed smoothly and reliably.

Referring to fig. 2, 4 and 6, in the present embodiment, the upper side of the dust box upper cover 40 is recessed to form a filter cavity 43, the inner wall of the lower side of the filter cavity 43 is provided with at least one air inlet 44 communicating the filter cavity 43 to the ventilation opening 21, and the other inner wall of the filter cavity 43 is provided with an air outlet 41 communicating the filter cavity 43 to the outside; the dust box assembly further comprises a high efficiency filter screen 50 housed in the filter chamber 43, and a protective cover 60 removably covering the upper opening of the filter chamber 43.

By adopting the above scheme, can make the air current get into dust absorption chamber 11 from dust absorption mouth 12 earlier under the suction effect, the dustproof filter screen 30 of each vent 21 route is followed to the number of remainders again, with through dustproof filter screen 30 prefilter, impurity such as separation dust, the number of remainders gets into filter chamber 43 and route high efficiency filter screen 50 from air intake 44 again, with through high efficiency filter screen 50 high efficiency filter once more, impurity in the separation air current, finally discharge from air outlet 41 again, to this end, dirt box subassembly accessible dustproof filter screen 30 and high efficiency filter screen 50 carry out multiple filtration to the impurity in the dirt air current, with the guarantee and improve the filtration to impurity such as dust in the dirt air current, the separation effect, and then can ensure and improve the performance of dirt box subassembly.

Wherein, the peripheral edge of the protecting cover 60 is connected with the inner wall of the filter cavity 43 in a sealing way so as to limit the leakage of the air flow from the gap between the protecting cover 60 and the inner wall of the filter cavity 43.

The High Efficiency filter 50 may be, but not limited to, a HEPA (High Efficiency particulate Air) filter, and may reliably and effectively filter and separate small Particle impurities such as standard dust cigarette smoke bacteria, coal ash, pollen, radioactive particles, impurity ions, and the like in the Air flow.

Wherein, be equipped with spacing groove 431 in the filter chamber 43 to spacing holding high efficiency filter screen 50, the plane of restriction high efficiency filter screen 50 removes, thereby can ensure high efficiency filter screen 50 and confirm for the position of air intake 44, the high efficiency filter screen 50 of being convenient for reliably exert the filter utility.

Wherein, through dismouting protective cover 60, can be convenient for get high efficiency filter 50 and put the operation of locating filter chamber 43, especially be convenient for change high efficiency filter 50 in order to last guarantee high efficiency filter 50's filter effect.

Referring to fig. 2, 3 and 6, in the present embodiment, the upper dust box cover 40 has a rotating end 45 rotatably connected to the lower dust box cover 10, and a fastening end 46 opposite to the rotating end 45, and the fastening end 46 is fastened to the lower dust box cover 10.

By adopting the above scheme, the dust box upper cover 40 can be rotatably connected with the dust box lower cover 10 through the rotating end 45, so as to be switched between the closed state and the open state by rotating relative to the dust box lower cover 10; specifically, when the dust box middle cover 20 and the dust filter 30 need to be disassembled and assembled, the operator can release the fastening connection relationship between the fastening end 46 of the dust box upper cover 40 and the dust box lower cover 10, and then rotate the dust box upper cover 40, so that the dust box upper cover 40 is switched to an open state, and the operator can conveniently take and place the dust box middle cover 20 and the dust filter 30; on the contrary, after the assembly of the dust box middle cover 20 and the dust filter 30 is completed, the operator can rotate the dust box upper cover 40, and make the fastening end 46 of the dust box upper cover 40 be fastened with the dust box lower cover 10, and make the dust box upper cover 40 switch to the covering state and complete the assembly with the dust box lower cover 10, thereby the assembly of the dust box assembly can be completed conveniently and rapidly. Therefore, by adopting the above scheme, the service performance of the dust box assembly can be further improved, and the convenience of cleaning and replacing the dustproof filter screen 30 can be especially improved, so that the filtering effect of the dustproof filter screen 30 can be continuously ensured.

Referring to fig. 3, 4 and 6, in the present embodiment, a first sliding groove 13 is disposed near the edge of the upper cover 10 and extends downward, a second sliding groove 47 is disposed at the lower side of the upper cover 40 and faces the first sliding groove 13 and extends upward, the second sliding groove 47 and the first sliding groove 13 are spliced together to form a button sliding way, and a through hole 471 is disposed on the upper wall of the second sliding groove 47; the dust box assembly further comprises a dust box button 70 installed in the button slide and capable of sliding up and down along the button slide, and an elastic member 80 elastically supported between the dust box button 70 and the lower groove wall of the first chute 13, the dust box button 70 is provided with an insertion buckle 71 slidably penetrating through the penetrating hole 471, and the insertion buckle 71 is detachably connected with a host machine (not shown in the figure) of the cleaning robot.

Based on the above structure, when the dust box assembly is completely assembled and needs to be installed on the host of the cleaning robot, the operator may press the dust box button 70 downward first, so that the dust box button 70 overcomes the elastic force of the elastic member 80 to do work and move downward along the button slide, and meanwhile, the insertion buckle 71 of the dust box button 70 moves downward along the through hole 471; then, the dust box assembly is in place relative to the main machine of the cleaning robot, and the plug 71 of the dust box button 70 is aligned with the jack (not shown in the figure) of the main machine, so that the operator can release the dust box button 70, at this time, the dust box button 70 can move upwards along the button slide under the elastic force of the elastic element 80, and meanwhile, the plug 71 of the dust box button 70 can move upwards along the through hole 471 and plug 71 in the jack of the main machine, so that the dust box assembly is connected with the main machine; conversely, the connection of the plug-in buckle 71 and the host can be released by pressing the dust box button 70. Therefore, by adopting the scheme, the convenience in disassembly and assembly between the dust box assembly and the main machine of the cleaning robot can be guaranteed and improved.

Referring to fig. 4, in the present embodiment, two opposite sides of the dust box button 70 are respectively provided with at least one sliding rail 72 extending in the vertical direction, and a sliding strip 131 for sliding-connecting and matching with the sliding rail 72 is protruded from a corresponding groove wall of the first sliding groove 13.

By adopting the above scheme, when the dust box button 70 is forced to slide along the button slide, the sliding connection between each slide rail 72 and each sliding connection strip 131 can be matched, so that the dust box button 70 is guided and restrained relative to the sliding track of the button slide, and the dust box button 70 is restrained and positioned relative to the sliding stroke of the button slide, so that the dust box button 70 can slide more stably, and the pressing and rebounding positioning of the dust box button 70 can be more accurate.

The number of the sliding rails 72 disposed on one side of the dust box button 70 is two or more, so that the guiding effect between each sliding rail 72 and each sliding strip 131 can be optimized and strengthened.

Referring to fig. 2, 3 and 4, in the present embodiment, a guide tube 73 is protruded from a lower side of the dust box button 70, a guide post 132 located in the guide tube 73 is protruded from a lower groove wall of the first chute 13, and the elastic member 80 is sleeved between the guide post 132 and the guide tube 73.

Through adopting above-mentioned scheme, when dirt box button 70 atress slides along the button slide, the grafting cooperation between accessible guide post 132 and the stand pipe 73 further guides, retrains the slip orbit of dirt box button 70 for the button slide, further reduces the risk that dirt box button 70 takes place circumference for the button slide and rocks to can further ensure and improve the slip stationarity of dirt box button 70 for the button slide.

By adopting the scheme, the elastic part 80 can be conveniently and reliably sleeved and installed between the guide post 132 and the guide pipe 73, and on the basis, when the elastic part 80 elastically deforms, the elastic deformation direction of the elastic part 80 can be guided and restrained by the guide post 132 and the guide pipe 73 together, so that the elastic force of the elastic part 80 is uniformly applied to each side of the dust box button 70, and the sliding stability of the dust box button 70 relative to the button slide way can be further ensured and improved.

Referring to fig. 2, 3 and 4, in the present embodiment, the guiding column 132 is provided with a guiding hole 1321 and an accommodating hole 1322 which are sequentially arranged from top to bottom and communicated with each other, a guiding rod 74 slidably inserted into the guiding hole 1321 is convexly arranged at the lower side of the dust box button 70, a stop ring 751 positioned in the accommodating hole 1322 is arranged at the lower end of the guiding rod 74, and the stop ring 751 can be in stop fit with the lower opening of the guiding hole 1321.

Wherein, a T-shaped screw 75 can be detachably connected to the bottom end of the guide rod 74, and the head of the T-shaped screw 75 is used as the above-mentioned stop ring 751. Alternatively, a spacer and the T-shaped screw 75 may be detachably connected to the bottom end of the guide bar 74, and the spacer serves as the above-mentioned stop ring 751.

Through adopting above-mentioned scheme, when dirt box button 70 atress slides along the button slide, guide bar 74 can be synchronous to slide from top to bottom along guiding hole 1321, on this basis, can be through the sliding connection between guide bar 74 and the guiding hole 1321, further guide, restraint the slip orbit of dirt box button 70 for the button slide, further reduce the risk that dirt box button 70 takes place circumference and rocks for the button slide to can further ensure and improve the slip stationarity of dirt box button 70 for the button slide. When the dust box button 70 is moved upward by the elastic force of the elastic member 80, the resilient return position of the dust box button 70 can be more precisely positioned based on the stop cooperation between the stop ring 751 and the lower opening of the guide hole 1321.

Referring to fig. 1, an embodiment of the present application further provides a cleaning robot, which includes a main machine and a dust box assembly detachably connected to the main machine.

Example two

The difference between this embodiment and the first embodiment is:

referring to fig. 4, 5 and 6, in the present embodiment, a plurality of slots 2311 are concavely formed on the periphery of the sealing main body 231, and a locking protrusion 42 for locking and matching with the slots 2311 is correspondingly and convexly formed on the inner wall of the dust box lower cover 10.

By adopting the scheme, the dust box middle cover 20 can be embedded in the dust box lower cover 10, and the clamping grooves 2311 of the sealing ring 23 of the dust box middle cover 20 are correspondingly clamped and matched with the clamping bulges 42 on the inner wall of the dust box lower cover 10, so that the dust box middle cover 20 is stable in position and installation state relative to the dust box lower cover 10, and a sealing defensive line between the dust box middle cover 20 and the dust box lower cover 10 is reliably constructed; then, the dust box lower cover 10 and the dust box upper cover 40 are assembled together, so that the assembly of the dust box assembly can be completed quickly and conveniently, and the sealing line between the dust box middle cover 20 and the dust box upper cover 40 can be reconstructed smoothly and reliably.

EXAMPLE III

The difference between this embodiment and the first embodiment is:

referring to fig. 4, 5 and 6, in the present embodiment, a plurality of clamping protrusions 42 are convexly disposed on the periphery of the sealing main body 231, and a clamping groove 2311 for clamping and matching with the clamping protrusions 42 is correspondingly concavely disposed on the inner wall of the dust box upper cover 40.

By adopting the scheme, the dust box middle cover 20 can be embedded in the dust box upper cover 40, the clamping protrusions 42 of the sealing ring 23 of the dust box middle cover 20 are correspondingly clamped and matched with the clamping grooves 2311 on the inner wall of the dust box upper cover 40, so that the dust box middle cover 20 is stable in position and installation state relative to the dust box upper cover 40, and a sealing defense line between the dust box middle cover 20 and the dust box upper cover 40 is reliably constructed; then, the dust box upper cover 40 and the dust box lower cover 10 are assembled together, so that the assembly of the dust box assembly can be completed quickly and conveniently, and the sealing line between the dust box middle cover 20 and the dust box lower cover 10 can be reconstructed smoothly and reliably.

Example four

The difference between the present embodiment and the first embodiment is:

referring to fig. 4, 5 and 6, in the present embodiment, a plurality of clamping protrusions 42 are convexly disposed on the periphery of the sealing main body 231, and a clamping groove 2311 for clamping and matching with the clamping protrusions 42 is correspondingly concavely disposed on the inner wall of the dust box lower cover 10.

By adopting the scheme, the dust box middle cover 20 can be embedded in the dust box lower cover 10, and the clamping protrusions 42 of the sealing ring 23 of the dust box middle cover 20 are correspondingly clamped and matched with the clamping grooves 2311 on the inner wall of the dust box lower cover 10, so that the dust box middle cover 20 is stable in position and installation state relative to the dust box lower cover 10, and a sealing defensive line between the dust box middle cover 20 and the dust box lower cover 10 is reliably constructed; then, the dust box lower cover 10 and the dust box upper cover 40 are assembled together, so that the assembly of the dust box assembly can be completed quickly and conveniently, and the sealing line between the dust box middle cover 20 and the dust box upper cover 40 can be reconstructed smoothly and reliably.

EXAMPLE five

The difference between this embodiment and the first embodiment is:

referring to fig. 4, in the present embodiment, two opposite sides of the dust box button 70 are respectively provided with at least one sliding strip 131 extending in the vertical direction, and the corresponding groove wall of the first sliding groove 13 is recessed with a sliding rail 72 for sliding-engaging with the sliding strip 131.

By adopting the above scheme, when the dust box button 70 is forced to slide along the button slide, the sliding connection between each slide rail 72 and each sliding connection strip 131 can be matched, so that the dust box button 70 is guided and restrained relative to the sliding track of the button slide, and the dust box button 70 is restrained and positioned relative to the sliding stroke of the button slide, so that the dust box button 70 can slide more stably, and the pressing and rebounding positioning of the dust box button 70 can be more accurate.

The number of the sliding strips 131 arranged on one side of the dust box button 70 is more than two, so that the guiding effect between each sliding rail 72 and each sliding strip 131 can be optimized and strengthened.

The above description is only for the purpose of illustrating the preferred embodiments of the present application and is not to be construed as limiting the present application, and any modifications, equivalents, improvements, etc. made within the spirit and scope of the present application should be included in the present application.

Claims (10)

1. A dirt box assembly, comprising:

the dust box lower cover is provided with a dust suction cavity with an upper opening, and the inner wall of the dust suction cavity is provided with a dust suction port communicating the dust suction cavity to the outside;

the dust box middle cover is arranged at the upper opening of the dust suction cavity, the peripheral edge of the dust box middle cover is hermetically connected with the inner wall of the dust box lower cover, and the upper side surface of the dust box middle cover is provided with at least one ventilation opening communicated to the dust suction cavity;

and the dustproof filter screens are arranged on the upper side or the lower side of the dust box middle cover and cover the ventilation openings.

2. The dirt tray assembly of claim 1, wherein the plurality of vents are arranged in an array.

3. The dirt tray assembly of claim 1, further comprising a dirt tray upper cover removably mounted to an upper side of the dirt tray lower cover, the dirt tray upper cover having an air outlet;

the periphery of the dust box middle cover is connected with the inner wall of the dust box upper cover in a sealing way.

4. The dust box assembly of claim 3, wherein the dust box middle cover comprises a middle cover body provided with the vent and a sealing ring mounted on a peripheral edge of the middle cover body;

the sealing washer is including sealed main part and follow the first seal lip and the second seal lip that outwards extend the formation are followed to the week of sealed main part, first seal lip is located dirt box upper cover with the downside on the connection boundary of dirt box lower cover to the elasticity butt the inner wall of dirt box lower cover, the second seal lip is located dirt box upper cover with the upside on the connection boundary of dirt box lower cover, and the elasticity butt the inner wall of dirt box upper cover.

5. The dust box assembly of claim 4, wherein the sealing body has a plurality of slots recessed along its perimeter, and the inner wall of the upper cover of the dust box has a corresponding protrusion for engaging with the slots;

or a plurality of clamping grooves are concavely arranged on the periphery of the sealing main body, and clamping protrusions for clamping and matching with the clamping grooves are correspondingly and convexly arranged on the inner wall of the dust box lower cover;

or a plurality of clamping bulges are convexly arranged on the periphery of the sealing main body, and clamping grooves for clamping and matching with the clamping bulges are correspondingly and concavely arranged on the inner wall of the upper cover of the dust box;

or, the sealed main part is protruding to be equipped with a plurality of joints protrudingly along the week, the inner wall of dirt box lower cover correspond the concave be used for with the protruding joint complex draw-in groove of joint.

6. The dust box assembly of claim 3, wherein the upper side of the upper cover of the dust box is recessed to form a filter cavity, the inner wall of the lower side of the filter cavity is provided with at least one air inlet communicating the filter cavity to the ventilation opening, and the other inner wall of the filter cavity is provided with the air outlet communicating the filter cavity to the outside;

the dust box assembly further comprises a high-efficiency filter screen accommodated in the filter cavity, and a protective cover detachably covering the upper cavity opening of the filter cavity.

7. The dirt tray assembly of claim 3, wherein the dirt tray upper cover has a rotating end that is rotatably coupled to the dirt tray lower cover and a snap end opposite the rotating end that is snap-fit to the dirt tray lower cover.

8. The dust box assembly of any one of claims 3-7, wherein the upper side of the lower cover of the dust box is provided with a first chute which is arranged near the edge of the lower cover and extends downwards, the lower side of the upper cover of the dust box is provided with a second chute which is opposite to the first chute and extends upwards, the second chute and the first chute are spliced together to form a button slide way, and the upper chute wall of the second chute is provided with a through hole;

the dust box component is characterized by further comprising a dust box button which is installed in the button slide and can slide up and down the button slide, and an elastic piece which is elastically supported between the dust box button and the lower groove wall of the first sliding groove, the dust box button is provided with a plug-in buckle which can slide to penetrate through the penetrating hole, and the plug-in buckle is detachably connected with a host of the cleaning robot.

9. The dirt tray assembly of claim 8, wherein the dirt tray button includes at least one slide rail extending in a vertical direction on opposite sides of the dirt tray button, and a sliding bar protruding from a corresponding wall of the first slot for sliding engagement with the slide rail;

or, the two opposite sides of the dust box button are respectively provided with at least one sliding connection strip formed by extending along the vertical direction, and the corresponding groove wall of the first sliding groove is concavely provided with a sliding rail matched with the sliding connection strip in a sliding connection manner.

10. A cleaning robot comprising the dust box assembly of any one of claims 1 to 9.

Images