CN212281211U

CN212281211U - Robot of sweeping floor and dirt box subassembly thereof

Info

Publication number: CN212281211U
Application number: CN202020322710.7U
Authority: CN
Inventors: 王旭宁; 姜新勇
Original assignee: Sharkninja China Technology Co Ltd
Current assignee: Sharkninja China Technology Co Ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2021-01-05
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses a robot of sweeping floor and dirt box subassembly thereof. The sweeping robot comprises a main body and a dust box assembly. The dirt box assembly includes: the dust box, filter, baffle, clearance component. The dust box is provided with a dust collecting cavity, an air inlet and an air outlet. The filtering piece completely covers the air outlet; the baffle is pivotally connected with the dust box and can seal the air inlet; the cleaning component is fixedly connected with the baffle or integrally manufactured, and the cleaning component is in sliding contact with the filter in the rotating process of the baffle, so that foreign matters attached to the filter can be cleaned. The sweeping robot and the dust box component thereof provided by the utility model can avoid secondary pollution and reduce the trouble brought to users; the automatic cleaning of the filter pieces can be realized, the labor is saved, and the cleaning is convenient; the filter parts do not need to be frequently replaced, and the use is convenient; the suction loss of the sweeping robot can be effectively avoided, the efficient dust collection effect is kept for a long time, the use cost of the dust box is reduced, and the user experience is improved.

Description

Robot of sweeping floor and dirt box subassembly thereof

Technical Field

The utility model relates to a clean household electrical appliances technical field, concretely relates to robot of sweeping floor and dirt box subassembly thereof.

Background

At present, sweeping robots, or sweeping machines, on the market are mostly provided with dust box assemblies, and the dust box assemblies are provided with dust inlets, filter screens and the like so as to collect dust and garbage. However, after a period of time, the existing sweeper has the following two problems:

firstly, the filter screen can be attached to there is more dust, seriously influences the filtration efficiency of filter screen, causes the suction that leads to the machine after long-term the use to reduce, the decline of dust collection effect.

Secondly, when the user need pour out the dust and the rubbish in the dirt box subassembly, dust and rubbish leak out from the open dust inlet very easily, cause secondary pollution, bring more inconvenience for the user.

In order to solve the second problem, a plastic sheet (the thickness is generally between 0.3 and 0.5 mm) is added at the dust inlet, and when the sweeper works, the plastic sheet can be opened under the action of suction force; after the sweeper stops working, the plastic sheets can be automatically closed under the action of gravity. The scheme can block the dust inlet, so that dust and garbage can be prevented from falling out of the dust inlet to a certain extent, but the sealing performance is not reliable enough because the plastic thin sheet is light in weight and easy to deform.

Therefore, the existing dust box assembly cannot keep an efficient dust collection effect for a long time, is poor in dust collection effect, inconvenient to use, easy to cause secondary pollution and poor in user experience.

Disclosure of Invention

An object of the utility model is to provide a robot of sweeping floor and dirt box subassembly thereof for solve current robot of sweeping floor can't keep efficient dust absorption effect for a long time, filter and change frequently, the clearance is inconvenient, uses inconvenient scheduling problem.

In order to achieve the above object, the utility model provides a robot's that sweeps floor dirt box subassembly sweeps floor includes main part and dirt box subassembly, and the dirt box subassembly includes: the dust box is provided with a dust collecting cavity, an air inlet communicated with the dust collecting cavity and an air outlet communicated with the dust collecting cavity; a filter member disposed within the dust box and completely covering the air outlet; a baffle pivotally connected to the dust box and capable of closing the air inlet; and the cleaning member is arranged in the dust collection cavity and is fixedly connected with the baffle or integrally manufactured, and the cleaning member is in sliding contact with the filter piece in the rotating process of the baffle and can clean foreign matters attached to the filter piece.

The utility model provides a dirt box subassembly flows from the air outlet through making the air current get into the dust collection chamber from the air intake, and the in-process that the air current flows because the air outlet covers there is the filtration piece for the foreign matter that the air current drove, if dust or rubbish are collected in the dust collection chamber. Through setting up and dirt box pivotal connection and can seal the air intake baffle, the air intake is opened under the suction effect of suction air to the baffle, owing to self gravity in the robot dust absorption of sweeping the floor, can seal the air intake, effectively prevents that the user from pouring out carelessly dust and rubbish in the dust collection chamber when taking out dirt box subassembly and clearing up, stops secondary pollution, has reduced the trouble of bringing for the user. Be provided with the clean component of making with baffle fixed connection or an organic whole in the dust collection chamber, make the accommodation space of dirt box can be effectively utilized, the removal of baffle can drive the removal of clean component, in the baffle removal, the adnexed dust on the piece is filtered in the automatic clearance of clean component, the extension filters the live time of piece, the change or the frequency of wasing of filtering the piece has been reduced, and filter the clean automation of piece and can use manpower sparingly, it is convenient to clear up, effectively avoid sweeping the floor the suction loss of robot, can keep efficient dust absorption effect for a long time, and reduce the use cost of dirt box, promote user experience and feel.

In a preferred implementation of the dust box assembly, the dust box assembly further comprises a torsion spring disposed between the dust box and the baffle for providing a force to the baffle to compress the sidewall of the dust box and thereby cause the baffle to close the air inlet. The baffle can close the air inlet automatically under the action of the elastic force of the torsion spring, so that the sealing reliability is ensured, and the automation effect is improved.

In a preferred implementation of the dust box assembly, the dust box assembly further comprises a drive member disposed outside the dust box, the drive member being fixedly connected with the pivot shaft of the baffle. Often in order to reach better sealed effect, probably need choose for use massive baffle or set up the torsional spring, under this condition, only lean on the suction effect when sweeping the floor the robot suction air to make the baffle rotate and can cause the loss of suction, influence dust absorption effect, consequently, make the baffle rotatory and then open the air intake through drive component's supplementary, can effectively avoid the suction loss when guaranteeing the leakproofness, reach better dust absorption effect.

In a preferred implementation of the dirt box assembly, the drive member is a plate-like structure. The stress of the baffle is uniform, and the baffle can be driven by enough driving force to flexibly drive the baffle to rotate.

In a preferred implementation manner of the dust box assembly, a protrusion matched with the driving member is arranged on the main body of the sweeping robot, and in the process of installing the dust box assembly on the main body, the protrusion can abut against the driving member and thus drive the driving member to rotate, so that the baffle plate rotates towards the direction away from the air inlet. The protrusion is matched with the driving component, manual operation is not needed, automatic driving is achieved, and labor-saving and convenient use are achieved.

In a preferred implementation of the dust box assembly, the cleaning member is a bar-shaped scraper, and the dust box assembly further includes a link connecting the scraper and the baffle together. The scraper blade is along with the rotatory clearance of baffle filters, and the bar can increase clearance area, realizes better clean effect, through connecting rod additional strengthening's stability.

In a preferred implementation of the dirt box assembly, the scraper is a structure made of a flexible material. Can realize the zero clearance fit of scraper blade and filtration piece for the clearance is more careful, and especially is better to the clearance effect of dust, is favorable to getting off the dust clearance of filtering on the piece, when guaranteeing clean effect moreover, reduces the rotatory required dynamics of baffle, avoids the pivotal axis of baffle not hard up, does benefit to long-term use, prolongs the life of dirt box subassembly.

In a preferred embodiment of the dust box assembly, the filter element is arranged in an arc-shaped configuration, which matches the path of movement of the scraper. Can make the scraper blade clean filtering piece without omission, guarantee better cleaning performance.

In a preferred implementation of the dust box assembly, the air outlet is formed at the top of the dust box, and the filter is disposed above the cleaning member in a vertical direction. The baffle can keep off large granule dust or rubbish, and only the dust of small granule is blockked on filtering the piece, consequently realizes certain primary filter effect.

In a preferred implementation of the dust box assembly, the air outlet is formed at a side portion of the dust box, and the filter is disposed at one side of the cleaning member in a horizontal direction. The floor sweeping robot is more convenient to match with, saves the installation space and is widely used.

The utility model also provides a robot of sweeping floor, the robot of sweeping floor includes foretell dirt box subassembly. The utility model provides a robot of sweeping floor has the dust absorption reliably, can keep efficient dust absorption effect for a long time, and the clean automation of filtering piece can use manpower sparingly, and the clearance is convenient, does not need frequent change to filter piece, convenient to use, advantages such as low in use cost, dust absorption efficiency height.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic structural diagram of a sweeping robot in an embodiment.

FIG. 2 is a schematic view of a change of state of the dust box assembly in one embodiment.

FIG. 3 is a perspective view of a change in state of a dust box assembly according to one embodiment.

Fig. 4 is a schematic structural diagram of a sweeping robot according to another embodiment.

FIG. 5 is a diagram illustrating a variation in the connection between the dust box and the main body according to an embodiment.

FIG. 6 is a view showing a change in the connection relationship between the dust box and the main body according to another embodiment.

FIG. 7 is a schematic perspective view of a dust box assembly according to one embodiment.

FIG. 8 is a schematic view of a change in state of a dust box assembly in another embodiment.

List of reference numerals:

10-a main body, wherein the main body comprises a main body,

11-the protrusions are arranged in the groove,

12-a cam of the motor, wherein,

20-a dust box assembly, the dust box assembly,

21-dust box, 211-dust collecting chamber, 212-air inlet, 213-air outlet,

22-a filter element, wherein the filter element is a hollow fiber,

23-a baffle, 231-a pivot axis,

24-cleaning the components of the device by cleaning,

25-a torsion spring, wherein the torsion spring is provided with a torsion spring,

26-the drive member,

27-connecting rod.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.

As shown in fig. 1, the present embodiment provides a sweeping robot and a dust box assembly thereof. Wherein, sweeping floor the robot and including main part 10 and dirt box subassembly 20, dirt box subassembly 20 includes: a dust box 21, a filter 22, a baffle 23 and a cleaning component 24. The dust box 21 is provided with a dust collection chamber 211, an air inlet 212 communicated with the dust collection chamber, and an air outlet 213 communicated with the dust collection chamber. The filter member 22 is disposed inside the dust box 21 and completely covers the air outlet 213; the baffle 23 is pivotally connected to the dirt box 21 and can close the air inlet 212; a cleaning member 24 is provided in the dust collecting chamber and fixedly connected or integrally formed with the blocking plate 23, the cleaning member 24 being in sliding contact with the filter 22 during rotation of the blocking plate 23 and thus being capable of cleaning foreign matters attached to the filter. The rotation of the shutter 23 is shown by the solid arrows, and the sliding of the cleaning member 24 is shown by the hollow arrows.

As shown in fig. 2, the dirt tray assembly includes three states, open, clean, and closed. The utility model provides a robot of sweeping floor and dirt box subassembly thereof is through making the air current get into the dust collection chamber from air intake 212, flows out from air outlet 213, and the in-process that the air current flows is because air outlet 213 covers there is filter piece 22 for the foreign matter that the air current drove, like dust or rubbish are collected in the dust collection chamber. By arranging the dust box in pivot connection and being capable of sealing the air inlet 212, the baffle 23 moves along with the airflow flowing direction under the suction action of the sucked air to open the air inlet 212, namely, in an open state, an air duct system consisting of the dust box assembly, the fan assembly and the rolling brush of the sweeping robot forms a passage, and dust and garbage can normally enter from the air inlet 212. When the sweeping robot sucks dust, the sweeping robot can move downwards to close the air inlet 212 due to self gravity, namely, the sweeping robot is in a closed state. Effectively prevent that the user from pouring out dust and rubbish in the dust collecting cavity 211 carelessly when taking out the dirt box subassembly and clearing up, stop secondary pollution, reduced the trouble of bringing for the user. Be provided with in dust collection cavity 211 with baffle 23 fixed connection or the clean component 24 of integrative making, make the accommodation space of dirt box 21 effectively utilized, under the clearance state, the transition stage between open mode and the closed condition promptly, the removal of baffle 23 can drive the removal of clean component 24, when baffle 23 removes, clean component 24 can clear up adnexed dust on filtering piece 22 automatically, the live time of extension filtering piece 22, the change or the washing frequency of filtering piece 22 have been reduced, and the cleaning automation of filtering piece 22 can use manpower sparingly, it is convenient to clear up, effectively avoid the suction loss of robot of sweeping the floor, can keep efficient dust absorption effect for a long time, and reduce the use cost of dirt box, promote user experience and feel.

In the embodiment shown in FIG. 2, the dust box assembly 20 further includes a torsion spring 25 disposed between the dust box 21 and the bezel 23, the torsion spring 25 being configured to provide a force F to the bezel 23 that presses against the sidewall of the dust box 21 and thereby causes the bezel 23 to close the air inlet 212. The baffle 23 can automatically close the air inlet 212 under the action of the elastic force of the torsion spring 25, thereby ensuring the sealing reliability and improving the automation effect.

As shown in fig. 3, the dust box assembly 20 further includes a driving member 26 disposed outside the dust box 21, the driving member 26 is fixedly connected to the pivot shaft 231 of the baffle 23, so that the baffle 23 can automatically open the air inlet 212 under the action of the driving member 26, which is convenient and flexible, and often to achieve a better sealing effect, a thick baffle 23 or a torsion spring may need to be selected or disposed, in this case, the baffle 23 rotates under the suction action when the sweeping robot sucks air, which may cause suction loss, and affect the dust collection effect, therefore, the baffle 23 rotates to open the air inlet 212 under the assistance of the driving member 26, which can effectively avoid suction loss while ensuring the sealing performance, and achieve a better dust collection effect.

In the embodiment shown in fig. 3, the drive member 26 is a plate-like structure. The force is uniform, and the baffle 23 can be driven by enough driving force to flexibly drive the baffle 23 to rotate.

On the basis of the above embodiment, as shown in fig. 4 and 5, the main body 10 of the sweeping robot is provided with the protrusion 11 matched with the driving member 26, and during the installation of the dust box assembly 20 on the main body 10, the protrusion 11 can abut against the driving member 26 and thus drive the driving member 26 to rotate, so that the baffle plate 23 rotates in a direction away from the air inlet. The protrusion 11 is matched with the driving component 26, manual operation is not needed, automatic driving is achieved, and labor saving and convenience in use are achieved.

Of course, the driving manner of the driving member 26 is not limited to the above, and as shown in fig. 6, the motor cam 12 in the main body 10 of the sweeping robot is engaged with the driving member 26 to drive the driving member 26 to rotate. According to the scheme, through motor control, only when the sweeping robot starts to suck dust, the motor cam 12 pushes the driving component 26 to be opened; when the machine stops working, the motor cam 12 is rotated to the original position, and the driving member 26 is automatically closed under the elastic force of the torsion spring, so that the three states of opening, closing and cleaning of the dust box assembly 20 can be electrically controlled.

As shown in FIG. 7, in one embodiment, the cleaning member 24 is a bar-shaped scraper 241, and the dirt box assembly 20 further includes a link 27 connecting the scraper 241 with the baffle 23. Scraper blade 241 clears up filtering piece 22 along with the rotation of baffle 23, and the bar shape can increase the clearance area, realizes better clean effect, through connecting rod 27 additional strengthening's stability.

The blade 241 is made of a flexible material. Can realize like this that scraper blade 241 and filter 22's zero clearance fit for the clearance is more careful, and especially the clearance effect to the dust is better, is favorable to getting off the dust clearance of filtering on the piece 22, when guaranteeing clean effect moreover, reduces the rotatory required dynamics of baffle 23, avoids the pivot axle of baffle 23 not hard up, does benefit to long-term use, prolongs the life of dirt box subassembly.

In the embodiment shown in fig. 7, the filter elements 22 are arranged in an arc-shaped configuration, which matches the path of movement of the scraper 241. Can make scraper blade 241 clean filtering piece without omission, guarantee better cleaning performance.

Of course, it will be appreciated by those skilled in the art that other shapes and materials for the scraper 241 and filter 22 may be used as desired. Often, in order to achieve a better cleaning effect, the scraper 241 and the filter element 22 have a certain fit interference, at least zero clearance fit. Typically, at least one of the materials of the scraper 241 and the filter 22 is soft. For example, the scraper 241 is made of plastic, metal, rubber or silica gel, and the filter 22 may be made of a flexible woven mesh; alternatively, the filter 22 is made of plastic or metal, and the scraper 241 is made of rubber or silica gel.

In one embodiment, the air outlet 213 is formed at the side of the dust box 21, and the filter 22 is disposed at one side of the cleaning member in the horizontal direction, as shown in fig. 7, the filter 22 is located at the rear cover 214 of the dust box, which makes the cooperation of the dust box assembly and the sweeping robot more convenient, saves the installation space, and is widely used.

Of course, the positions of the filter 22 and the outlet 213 are not limiting, and other arrangements than the one shown in fig. 7 are possible. As shown in fig. 8, an air outlet 213 is formed at the top of the dust box 21, and the filter 22 is disposed vertically above the cleaning member 24. The arrows in the figure indicate the direction of the air flow, and the baffle 23 can block off large particles of dust or garbage, and only small particles of dust are blocked on the filter element 22, thereby achieving a certain primary filtering effect.

In one embodiment, the Filter 22 is a Filter screen or HEPA (High Efficiency Particulate air Filter) Filter screen or a combination of both to enhance the filtering effect.

In a word, the sweeping robot and the dust box assembly thereof provided by the embodiment of the utility model have simple structure and easy production; the secondary pollution can be avoided, and the trouble brought to the user is reduced; the automatic cleaning of the filter pieces can be realized, the labor is saved, and the cleaning is convenient; the filter parts do not need to be frequently replaced, and the use is convenient; the suction loss of the sweeping robot can be effectively avoided, the efficient dust collection effect is kept for a long time, the use cost of the dust box is reduced, and the user experience is improved.

The technical solution protected by the present invention is not limited to the above embodiments, and it should be noted that the technical solution of any one embodiment is combined with the technical solution of one or more other embodiments in the protection scope of the present invention. Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a sweep the floor robot's dirt box subassembly, sweep the floor the robot include the main part with dirt box subassembly, its characterized in that, dirt box subassembly includes:

the dust box is provided with a dust collecting cavity, an air inlet communicated with the dust collecting cavity and an air outlet communicated with the dust collecting cavity;

a filter disposed within the dust bin and completely covering the air outlet;

a baffle pivotally connected to the dirt box and capable of closing the air inlet;

a cleaning member disposed in the dust collecting chamber and fixedly connected to or integrally formed with the blocking plate, the cleaning member being in sliding contact with the filter during rotation of the blocking plate and thus being capable of cleaning foreign matter attached to the filter.

2. The dirt box assembly of claim 1, further comprising a torsion spring disposed between the dirt box and the baffle for providing a force to the baffle that compresses the sidewall of the dirt box and thereby causes the baffle to close the air inlet.

3. The dirt tray assembly of claim 2, further comprising a drive member disposed outside the dirt tray, the drive member being fixedly connected with the pivot shaft of the baffle.

4. The dirt tray assembly of claim 3, wherein said drive member is a plate-like structure.

5. The dust box assembly of claim 3, wherein the main body of the sweeping robot is provided with a protrusion matching with the driving member, and during the installation of the dust box assembly on the main body, the protrusion can abut against the driving member and thus drive the driving member to rotate, so that the baffle plate rotates in a direction away from the air inlet.

6. The dust box assembly of any one of claims 1-5, wherein the cleaning member is a bar-shaped scraper, the dust box assembly further comprising a link connecting the scraper and the baffle together.

7. The dirt box assembly of claim 6, wherein the scraper is a structure made of a flexible material.

8. The dirt tray assembly of claim 6, wherein said filter member is arranged in an arcuate configuration that matches a path of travel of said scraper blade.

9. The dirt tray assembly of claim 1, wherein the air outlet is formed in a side portion of the dirt tray, and the filter is disposed on one side of the cleaning member in a horizontal direction; or,

the air outlet is formed at the top of the dust box, and the filter is arranged above the cleaning member in the vertical direction.

10. A sweeping robot comprising a dust box assembly of any one of claims 1-9.