CN215959597U

CN215959597U - Cleaning device

Info

Publication number: CN215959597U
Application number: CN202120428414.XU
Authority: CN
Inventors: 张如; 范苏湘; 邱梦斌
Original assignee: Dreame Technology Suzhou Co ltd
Current assignee: Dreame Technology Suzhou Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2022-03-08
Anticipated expiration: 2031-02-26

Abstract

The utility model discloses a cleaning device, which comprises a motor, a filtering structure and a detection assembly, wherein the motor is used for generating airflow and comprises an air inlet end and an air outlet end; the filter structure comprises a first filter component and a second filter component, wherein the first filter component is arranged at the upstream of the air inlet end of the motor and is used for filtering air flow entering the motor; the second filtering component is arranged at the downstream of the air inlet end of the motor and is used for filtering the airflow discharged by the motor; the detection assembly comprises a detection circuit board, a first sensor and a second sensor, wherein the first sensor and the second sensor are arranged on the detection circuit board, and the first sensor is used for detecting at least one gas parameter of gas between the first filter assembly and the air inlet end of the motor; the second sensor is used for detecting at least one gas parameter of the gas between the air outlet end of the motor and the second filter assembly. The utility model is provided with two sensors, thereby being convenient for users to determine the blockage position and having more reliable detection result.

Description

Cleaning device

Technical Field

The utility model relates to the technical field of cleaning devices, in particular to a cleaning device.

Background

The cleaning device sucks the garbage or dust in the environment through vacuum, and is popular among users due to convenient use and light weight. The filter device is generally arranged in the dust collector and used for filtering sucked air with dust so as to discharge clean air to the indoor, but the dust collector is likely to be blocked if not cleaned in time after being used for a period of time, and a user is generally not easy to find the blockage in the dust collector and continue to use when using the dust collector, so that the dust collector is easily damaged.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, a primary object of the present invention is to provide a cleaning device, which is intended to solve the problem that a user of a conventional vacuum cleaner cannot know the working condition of a filter inside the vacuum cleaner when using the vacuum cleaner, so that the vacuum cleaner is easily damaged.

In order to achieve the above object, the present invention provides a cleaning device including:

the motor is used for generating airflow and comprises an air inlet end and an air outlet end;

the filter structure comprises a first filter component and a second filter component, wherein the first filter component is arranged at the upstream of the air inlet end of the motor and is used for filtering air flow entering the motor; the second filtering component is arranged at the downstream of the air inlet end of the motor and is used for filtering the airflow discharged by the motor;

the detection assembly comprises a detection circuit board, a first sensor and a second sensor, wherein the first sensor and the second sensor are arranged on the detection circuit board, and the first sensor is used for detecting at least one gas parameter of gas between the first filter assembly and the air inlet end of the motor; the second sensor is used for detecting at least one gas parameter of the gas between the air outlet end of the motor and the second filter assembly.

In one embodiment, a shock pad is arranged between the air inlet end of the motor and the first filtering component, and the detection component is arranged on the shock pad.

In an embodiment, a first cavity is defined between the shock pad and the air inlet end of the motor, a second cavity is defined between the air outlet end of the motor and the second filter assembly, and the shock pad is provided with a first air passing channel communicated with the first cavity and a second air passing channel communicated with the second cavity.

In an embodiment, a first limiting groove is formed in the shock pad, the detection circuit board is arranged in the first limiting groove, the first sensor is located on one side, facing the bottom of the first limiting groove, of the detection circuit board, a ventilation hole is formed in the side wall of the first limiting groove, and the ventilation hole is communicated with the first limiting groove and the second cavity to form the second air passing channel.

In an embodiment, a first opening corresponding to the first sensor is formed in a bottom wall of the first limiting groove, and the first opening is communicated with the first cavity to form the first air passing channel.

In one embodiment, the electric vehicle further comprises a motor mounting bracket for mounting the motor, the motor mounting bracket comprises a bottom plate arranged at an air inlet end of the motor and a first side plate arranged on the bottom plate, the motor is mounted on the bottom plate, and the first side plate is annularly arranged on the periphery of the motor; the bottom plate is provided with a through hole which is communicated with the air outlet end of the first filtering component and the air inlet end of the motor;

the shock pad is located the bottom plate with the transition department of first curb plate, just enclose and locate the week side of the air inlet end of motor.

In one embodiment, the detection circuit board comprises a first surface and a second surface which are oppositely arranged, the first sensor is arranged on the first surface, and the second sensor is arranged on the second surface.

In one embodiment, the detection device further comprises a circuit board mounting rack for mounting the detection assembly;

one of them is equipped with the double-screw bolt for detection circuit board with circuit board mounting bracket, wherein another be equipped with double-screw bolt matched with mounting hole, detection circuit board with circuit board mounting bracket passes through the screw to be located the double-screw bolt with connect in the mounting hole.

In one embodiment, a second limiting groove is formed in the shock pad and is opposite to the first limiting groove, and the circuit board mounting frame is arranged in the second limiting groove; and a second opening corresponding to the first opening is formed in the circuit board mounting frame, and the second opening is communicated with the first cavity.

In an embodiment, the motor mounting bracket further comprises a second side plate surrounding the first side plate, and one ends of the first side plate and the second side plate, which are far away from the bottom plate, are connected;

the second filtering component includes along from top to bottom to being punch holder and the lower plate that the interval set up and locating punch holder with filter paper between the lower plate, the punch holder with the lower plate all with the motor mounting bracket is connected, filter paper ring is located week side of motor, and be located first curb plate with between the interval of second curb plate, filter paper's air inlet end with the air-out end of motor is linked together mutually.

According to the technical scheme provided by the utility model, the first filtering component is arranged at the upstream of the air inlet end of the motor and is used for filtering air flow entering the motor, so that excessive dust is prevented from being adhered to the interior of the motor, and the motor is protected; the second filtering component is arranged at the downstream of the air outlet end of the motor and is used for filtering the airflow discharged by the motor, so that the airflow discharged into a user room can be cleaner; moreover, the detection assembly is arranged to detect the parameters of the gas in the cleaning device, so that whether the filtering assembly in the cleaning device is blocked or not can be known, and a user can be reminded to clean the cleaning device in time; specifically, a first sensor and a second sensor are arranged in the cleaning device, and the first sensor is used for detecting at least one gas parameter of gas between the first filter assembly and the air inlet end of the motor; the second sensor is used for detecting at least one item of gas parameter of the air-out end of the motor with between the second filter assembly, the gas parameter can be the atmospheric pressure value, when first filter assembly blocks up, external air current can't get into the air inlet end of motor through first filter assembly, atmospheric pressure between first filter assembly and the motor air inlet end will increase, at this moment, can in time give the user with the measuring result feedback through first sensor for the user can in time close cleaning device, in order to protect the motor, and likewise, when the second filter assembly blocks up, the user also can in time learn, two sensors detect respectively, can make the user know clearly and definitely and block up the department, it is more reliable to detect, user operation is also more convenient.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the cleaning device provided in the present invention;

FIG. 2 is a schematic cross-sectional view of the cleaning device shown in FIG. 1;

FIG. 3 is an enlarged schematic view of detail A in FIG. 2;

FIG. 4 is a schematic view of the detection assembly and the shock pad of FIG. 1;

FIG. 5 is a schematic view of the detection assembly and the shock pad of FIG. 4 from another perspective;

FIG. 6 is a schematic illustration of the second filter assembly of FIG. 1;

FIG. 7 is a schematic view of the circuit board mount of FIG. 1;

fig. 8 is a schematic structural diagram of the handheld structure shown in fig. 1.

Detailed Description

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

It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Fig. 1 to 8 show an embodiment of the cleaning device according to the present invention.

Referring to fig. 1 and fig. 2, in the present embodiment, the cleaning device 100 includes a motor 22, a filtering structure and a detecting component 5; the motor 22 is used for generating an air flow, and includes an air inlet end and an air outlet end, so that when the cleaning device 100 performs cleaning operation, dust and other garbage can be sucked into the cleaning device 100, and clean air flow is discharged to the indoor; the filter structure comprises a first filter component 3 and a second filter component 4, wherein the first filter component 3 is arranged at the upstream of the air inlet end of the motor 22 and is used for filtering the air flow entering the motor 22; the second filtering component 4 is arranged at the downstream of the air inlet end of the motor 22 and is used for filtering the airflow discharged by the motor 22; the detection component 5 comprises a detection circuit board 51, a first sensor 53 and a second sensor 54, wherein the first sensor 53 and the second sensor 54 are arranged on the detection circuit board 51, and the first sensor 53 is used for detecting at least one gas parameter of gas between the first filter component 3 and the air inlet end of the motor 22; the second sensor 54 is used for detecting at least one gas parameter of the gas between the air outlet end of the motor 22 and the second filter assembly 4.

It should be noted that the gas parameter may be a gas pressure value or a dust content, and accordingly, the first sensor 53 and the second sensor 54 may be a gas pressure sensor or a dust sensor. The cleaning device 100 provided in the present invention can be a vacuum cleaner, a sweeper, or a mopping machine, and for the convenience of understanding the arrangement of the detecting assembly 5, the following description will take the detecting assembly 5 applied to a vacuum cleaner as an example. In addition, in the present embodiment, the following description about the orientation refers to the dust collector in normal use, and when the dust collector is in normal use, the first filter assembly 3 is located below the motor 22, the air inlet end of the motor 22 is located below the motor 22, and the air outlet end of the motor 22 is located above the motor 22. In other embodiments, the motor 22 and dirt cup can also be positioned laterally with respect to the handle (not shown).

In the technical scheme provided by the utility model, the first filtering component 3 is arranged at the upstream of the air inlet end of the motor 22 and is used for filtering the airflow entering the motor 22, so that the interior of the motor 22 is prevented from being stained with excessive dust, and the motor 22 is protected; the second filtering component 4 is arranged at the downstream of the air outlet end of the motor 22 and is used for filtering the airflow discharged by the motor 22, so that the airflow discharged into a user room can be cleaner; moreover, the detection assembly 5 is arranged to detect the parameters of the gas in the cleaning device 100, so that whether the filtering assembly in the cleaning device 100 is blocked or not can be known, and a user can be reminded to clean the gas in time; specifically, a first sensor 53 and a second sensor 54 are arranged in the cleaning device 100, the first sensor 53 is used for detecting at least one gas parameter of the gas between the first filter assembly 3 and the air inlet end of the motor 22; the second sensor 54 is used for detecting at least one gas parameter of the gas between the air outlet end of the motor 22 and the second filter assembly 4, and the gas parameter may be a gas pressure value, when the first filter assembly 3 is blocked, the external air flow can not enter the air inlet end of the motor 22 through the first filter assembly 3, the vacuum degree between the first filter assembly 3 and the air inlet end of the motor 22 is increased (the pressure is reduced relative to the calibrated pressure), at this time, the measurement result can be fed back to the user through the first sensor 53 in time so that the user can turn off the cleaning apparatus 100 in time to protect the motor 22, and, as such, when the second filter component 4 is blocked, the pressure between the first filter component and the second filter component is increased relative to the calibrated pressure, a user can know in time, the two sensors detect respectively, the user can know the blocked position clearly, the detection is more reliable, and the user operation is more convenient.

Because the air inlet end and the air outlet end of the motor 22 are generally disposed at two ends of the motor 22, in order to facilitate detection, the detection circuit board 51 is generally horizontally disposed in the cleaning device 100, specifically, referring to fig. 3, the detection circuit board 51 includes a first surface and a second surface which are oppositely disposed, the first sensor 53 is disposed on the first surface, the second sensor 54 is disposed on the second surface, and the first sensor 53 and the second sensor 54 are simultaneously mounted on the detection circuit board 51, so that the structure is simpler. It will be appreciated that the detection circuit board 51 may also be placed in any form according to the structural requirements.

In order to reduce the noise of the cleaning device 100, a shock pad 24 is arranged between the air inlet end of the motor 22 and the first filtering component 3, and the detecting component 5 is arranged on the shock pad 24, so that the structure is simpler, and the installation is more convenient.

In order to guarantee the accuracy that detection component 5 detected, the air inlet end at shock pad 24 and motor 22 is injectd and is had first cavity, it has the second cavity to be injectd between the air-out end of motor 22 and second filter assembly 4, set up the first passageway of crossing wind with first cavity intercommunication on the shock pad 24, and set up the second passageway of crossing wind with second cavity intercommunication, thereby can set up a sensor in the first passageway of crossing wind, set up another sensor in the second passageway of crossing wind, separate first cavity and second cavity, can more accurate detection jam department.

The arrangement forms of the first air passing channel and the second air passing channel are various. In an embodiment, referring to fig. 4, a first limiting groove 241 is disposed on the shock pad 24, a notch of the first limiting groove 241 faces upward, the detection circuit board 51 is disposed in the first limiting groove 241, the first sensor 53 is located on a side of the detection circuit board 51 facing a bottom of the first limiting groove 241, a vent hole 242 is disposed on a side wall of the first limiting groove 241, the vent hole 242 communicates the first limiting groove 241 and the second cavity, and the second sensor 54 is located in the first limiting groove 241 and communicates with the second cavity to detect a gas parameter in the second cavity, so as to monitor a blockage condition of the second filter element 4.

Further, with reference to fig. 3 and 5, a first opening 244 corresponding to the first sensor 53 is formed in the bottom wall of the first limiting groove 241, and the first opening 244 is communicated with the first cavity to form a first air passing channel, so that the gas parameter in the first cavity can be detected, and the blockage condition of the first filter assembly 3 can be monitored.

In this embodiment, with reference to fig. 2 and fig. 3, in order to make the installation of the motor 22 more stable, the cleaning device 100 further includes a motor mounting bracket 23 for installing the motor 22, the motor mounting bracket 23 is used for fixing the motor 22 so as to fix both the upper portion and the lower portion of the motor 22, specifically, the motor mounting bracket 23 includes a bottom plate 231 disposed at an air inlet end of the motor 22, and a first side plate 232 disposed on the bottom plate 231, the motor 22 is installed on the bottom plate 231, and the first side plate 232 is annularly disposed on the peripheral side of the motor 22 so as to be connectable to the upper portion of the motor 22; a through hole is formed in the bottom plate 231, and the through hole is communicated with the air outlet end of the first filter component 3 and the air inlet end of the motor 22, so that airflow filtered from the first filter component 3 can enter the air inlet end of the motor 22 through the through hole; at this moment, the shock pad 24 can be located the transition department of bottom plate 231 and first curb plate 232, and enclose the week side of locating the air inlet end of motor 22 to seal the clearance between motor mounting bracket 23 and the motor 22, make the air current not scurry in disorder, can carry out the shock attenuation to motor 22 through shock pad 24 in addition, also can be used to install fixed detection subassembly 5, simple to operate, and the structure is simpler.

In the present embodiment, referring to fig. 4 and 7, the cleaning device 100 further includes a circuit board mounting bracket 55 for mounting the detection component 5, so that the detection circuit board 51 is more stably mounted on the shock pad 24; the circuit board mounting bracket 55 and the detection circuit board 51 are mounted in various ways, in an embodiment, one of the detection circuit board 51 and the circuit board mounting bracket 55 is provided with a stud 551, the other is provided with a mounting hole 52 matched with the stud 551, and the detection circuit board 51 and the circuit board mounting bracket 55 are connected by penetrating the stud 551 and the mounting hole 52 through a screw.

Specifically, referring to fig. 5, a second limiting groove 243 is disposed on the shock pad 24 and opposite to the first limiting groove 241, and the circuit board mounting bracket 55 is disposed in the second limiting groove 243; the circuit board mounting bracket 55 is provided with a second opening 552 corresponding to the first opening 244, and the second opening 552 is communicated with the first cavity, so that the first sensor 53 can be communicated with the first cavity to detect the gas in the first cavity.

In this embodiment, with reference to fig. 3 and fig. 6, the motor mounting bracket 23 further includes a second side plate 233 enclosed outside the first side plate 232, and ends of the first side plate 232 and the second side plate 233 far away from the bottom plate 231 are connected; second filtering component 4 includes along being the punch holder 41 and the lower plate 42 that the interval set up from top to bottom, and locate the filter paper 43 between punch holder 41 and the lower plate 42, punch holder 41 and lower plate 42 all are connected with motor mounting bracket 23, filter paper 43 encircles the week side of locating motor 22, and be located between the interval of first curb plate 232 and second curb plate 233, filter paper 43's air inlet end communicates with each other with motor 22's air-out end, filter paper 43's air-out end is used for being linked together with exhaust hole 61 on the cleaning device 100, in order to arrange clean gas to indoor.

It is understood that the cleaning device 100 generally further comprises a housing 21 and the dust cup assembly 1, the housing 21 can enclose the motor 22, the second filter assembly 4 and the detection assembly 5 therein, so as to provide a more beautiful appearance, and the air outlet 61 can be disposed on the housing 21 to communicate with the air outlet end of the filter paper 43. The dust cup assembly 1 includes a dust cup 11 for storing filtered dust and other garbage, wherein the first filtering assembly 3 can also be disposed inside the dust cup 11, so that the dust filtered by the first filtering assembly 3 can directly fall into the dust cup 11.

Referring to fig. 7, when the cleaning device 100 is configured as a handheld vacuum cleaner, the cleaning device 100 may further include a handheld structure, and the exhaust hole 61 may be disposed on the handheld structure 6.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent structures made by using the contents of the specification and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.

Claims

1. A cleaning device, comprising:

the motor (22) is used for generating air flow and comprises an air inlet end and an air outlet end;

the filter structure comprises a first filter component (3) and a second filter component (4), wherein the first filter component (3) is arranged at the upstream of the air inlet end of the motor (22) and is used for filtering air flow entering the motor; the second filtering component (4) is arranged at the downstream of the air outlet end of the motor (22) and is used for filtering the airflow discharged by the motor;

the detection assembly (5) comprises a detection circuit board (51), and a first sensor (53) and a second sensor (54) which are arranged on the detection circuit board (51), wherein the first sensor (53) is used for detecting at least one gas parameter of gas between the first filter assembly (3) and the air inlet end of the motor (22); the second sensor (53) is used for detecting at least one gas parameter of gas between the air outlet end of the motor (22) and the second filter assembly (3).

2. The cleaning device (100) according to claim 1, wherein a shock pad (24) is arranged between the air inlet end of the motor (22) and the first filter assembly (3), and the detection assembly (5) is arranged on the shock pad (24).

3. The cleaning device (100) as claimed in claim 2, wherein the shock pad and the air inlet end of the motor (22) define a first cavity, a second cavity is defined between the air outlet end of the motor (22) and the second filter assembly (3), and the shock pad is provided with a first air passing channel communicated with the first cavity and a second air passing channel communicated with the second cavity.

4. The cleaning device (100) according to claim 3, wherein a first limiting groove (241) is formed on the shock pad (24), the detection circuit board (51) is disposed in the first limiting groove (241), the first sensor (53) is located on one side of the detection circuit board (51) facing the bottom of the first limiting groove (241), a ventilation hole (242) is formed on a side wall of the first limiting groove (241), and the ventilation hole (242) communicates with the first limiting groove (241) and the second cavity to form the second air passage.

5. The cleaning device (100) according to claim 4, wherein a first opening (244) corresponding to the first sensor (53) is formed in a bottom wall of the first limiting groove (241), and the first opening (244) is communicated with the first cavity to form the first air passing channel.

6. The cleaning device (100) of claim 3, further comprising a motor mounting bracket (23) for mounting the motor (22), wherein the motor mounting bracket (23) comprises a bottom plate (231) arranged at an air inlet end of the motor (22), and a first side plate (232) arranged on the bottom plate (231), the motor (22) is arranged on the bottom plate (231), and the first side plate (232) is arranged around the periphery of the motor (22); a through hole is formed in the bottom plate (231), and the through hole is communicated with the air outlet end of the first filtering assembly (3) and the air inlet end of the motor (22);

shock pad (24) are located bottom plate (231) with the transition department of first curb plate (232), and enclose and locate the week side of the air inlet end of motor (22).

7. The cleaning apparatus (100) of claim 1, wherein the detection circuit board (51) comprises a first surface and a second surface disposed opposite to each other, the first sensor (53) being disposed on the first surface, and the second sensor (54) being disposed on the second surface.

8. A cleaning device (100) according to claim 4, further comprising a circuit board mounting (55) for mounting the detection assembly (5);

one of the detection circuit board (51) and the circuit board mounting frame (55) is provided with a stud (551), the other one of the detection circuit board (51) and the circuit board mounting frame (55) is provided with a mounting hole (52) matched with the stud (551), and the detection circuit board (51) and the circuit board mounting frame (55) are arranged in the stud (551) and the mounting hole (52) through screws in a penetrating mode to be connected.

9. The cleaning device (100) according to claim 8, wherein the shock pad (24) is provided with a second limiting groove (243) opposite to the first limiting groove (241), and the circuit board mounting frame (55) is arranged in the second limiting groove (243); the circuit board mounting frame (55) is provided with a second opening (552) corresponding to the first opening (244), and the second opening (552) is communicated with the first cavity.

10. The cleaning apparatus (100) of claim 6, wherein the motor mount (23) further comprises a second side plate (233) surrounding the first side plate (232), the first side plate (232) and the second side plate (233) being connected at an end thereof remote from the bottom plate (231);

second filtering component (4) are upper plate (41) and lower plate (42) that the interval set up and locate along the upper and lower to upper plate (41) with filter paper (43) between lower plate (42), upper plate (41) with lower plate (42) all with motor mounting bracket (23) are connected, filter paper (43) encircle to be located the week side of motor (22), and be located first curb plate (232) with between the interval of second curb plate (233), the air inlet end of filter paper (43) with the air-out end of motor (22) is linked together.