Handheld cleaning device

Abstract

The invention discloses handheld cleaning equipment which comprises a machine base, a cleaning device and a cleaning device. The machine base comprises a mounting part and a handle part extending downwards from the bottom of the mounting part, and an air channel is formed in the machine base; the dust cup is arranged at the top of the mounting part, communicates with the air duct and is used for gas-dust separation; the suction motor is arranged at the bottom of the mounting part, communicates with the air duct and is used for generating airflow flowing along the air duct; the battery pack is arranged at the bottom of the handle piece and electrically connected with the suction motor; the projection, in the height direction of the handheld cleaning equipment, of the suction motor and the projection, in the length direction of the handheld cleaning equipment, of the dust cup at least partially coincide, and the projection, in the length direction of the handheld cleaning equipment, of the suction motor and the projection, in the length direction of the handheld cleaning equipment, of the handle piece at least partially coincide. By the adoption of the structure, the capacity of the dust cup can be effectively increased while the structural size of the whole machine is not increased, and the dust cup is not prone to being blocked.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cleaning equipment, in particular to a handheld cleaning equipment. BACKGROUND

[0002] The handheld cleaning equipment, such as a handheld vacuum cleaner, is a commonly used household cleaning equipment, which has the advantages of small size and light weight, and is suitable for cleaning household hygiene. CN202410199974.0 discloses a handheld vacuum cleaner host, which comprises a base, a dust cup, a motor and a battery pack. The base is formed with an air duct extending along the length direction. The front end of the air duct is provided with an air duct inlet for sucking dust gas, and the rear end is provided with an air duct outlet. The dust cup is arranged at the top of the base, and the air inlet of the dust cup is in communication with the air duct outlet. The motor is arranged at the top of the base and coaxially arranged with the motor along the front-rear direction. The motor is connected with the air outlet of the dust cup. The battery pack is arranged at the bottom of the base to be electrically connected with the motor. When working, the motor generates negative pressure under the power supply of the battery pack, so that the air duct sucks the dust gas into the dust cup for dust gas separation. The air after dust gas separation is discharged outward through the motor.

[0003] However, with the above structure, due to the installation position of the motor and the overall structure size, the size of the dust cup in the front-rear direction is small, the capacity of the dust cup is small, and the dust suction process is easy to block, which requires the user to frequently clean the dust cup and the filter structure inside, which greatly affects the user experience.

[0004] Therefore, it is necessary to improve the prior art to overcome the defects in the prior art. SUMMARY

[0005] The purpose of the present application is to provide a handheld cleaning equipment which effectively increases the capacity of the dust cup without increasing the overall structure size, so that the dust cup is not easy to block.

[0006] The purpose of the present application is achieved by the following technical scheme: a handheld cleaning equipment, comprising:

[0007] a base comprising a mounting part and a handle part extending downward from the bottom of the mounting part, and an air duct formed in the base;

[0008] a dust cup arranged at the top of the mounting part, which is in communication with the air duct and used for dust gas separation;

[0009] a suction motor arranged at the bottom of the mounting part, which is in communication with the air duct and used for generating airflow along the air duct;

[0010] a battery pack arranged at the bottom of the handle part and electrically connected with the suction motor;

[0011] The suction motor and the dust cup are at least partially overlapped in the projection of the handheld cleaning device in the height direction, and the suction motor and the handle member are at least partially overlapped in the projection of the handheld cleaning device in the length direction.

[0012] Further, the air duct comprises:

[0013] The first air duct comprises a first air duct inlet and a first air duct outlet, the first air duct inlet is used for inhaling dust gas, and the first air duct outlet is connected with the air inlet of the dust cup.

[0014] The second air duct comprises a second air duct inlet and a second air duct outlet, the second air duct inlet is connected with the air outlet of the dust cup, and the second air duct outlet is connected with the suction inlet of the suction motor.

[0015] Further, the mounting member is a long strip structure extending along the length direction, has a front end and a rear end, the handle member is connected to the rear end of the mounting member, a receiving space is formed between the bottom of the mounting member and the side of the handle member facing the front end of the mounting member, and the suction motor is located in the receiving space.

[0016] Further, the first air duct is formed in the mounting member, the first air duct inlet is located at the front end of the mounting member, and the first air duct outlet is located at the position close to the rear end of the mounting member.

[0017] Further, the second air duct is formed in the handle member, or the handle member and the battery pack cooperate to form the second air duct.

[0018] Further, the handle member comprises:

[0019] A holding part, the upper end of which is connected with the mounting member;

[0020] A connecting part, which is connected to the lower end of the holding part, and the battery pack is connected with the connecting part;

[0021] The second air duct comprises a first section with the second air duct inlet and a second section with the second air duct outlet, the first section and the second section are connected, the first section is formed in the holding part, the second section is formed in the connecting part, or the connecting part and the battery pack cooperate to form the second section.

[0022] Further, the battery pack comprises:

[0023] A battery pack shell, which is arranged at the bottom of the connecting part;

[0024] An electric core body is arranged in the battery package shell.

[0025] The battery package shell and the connecting part cooperate to form the second section.

[0026] Further, the axial direction of the suction motor is parallel to the height direction, and the suction motor comprises:

[0027] A motor shell is connected to the base;

[0028] A motor body is accommodated in the motor shell.

[0029] The bottom of the motor shell is connected to the top of the connecting part, the second air duct outlet is located at the top of the connecting part, the suction inlet is located at the bottom of the motor shell, and the circumferential side of the motor shell is formed with a suction outlet.

[0030] Further, the handle assembly further comprises a reinforcing part connected to the top of the mounting part, the reinforcing part is located on the side of the holding part facing the front end of the mounting part, the connecting part is connected to the bottom of the holding part and the reinforcing part, and the motor shell is connected to the mounting part, the reinforcing part and the connecting part.

[0031] Further, a control module is arranged on the mounting part, the control module is electrically connected to the suction motor and the battery package respectively, and the control module is adapted to control the start and stop of the suction motor and the gear adjustment.

[0032] Compared with the prior art, the present application has the following beneficial effects: by arranging the dust cup on the top of the mounting part and arranging the suction motor on the bottom of the mounting part, compared with coaxial arrangement, the present application can avoid the limitation of the dust cup by the suction motor, without increasing the cost and the structure size, the size of the dust cup in the length direction of the handheld cleaning device can be set larger, the capacity of the dust cup is increased, the dust cup is not easy to be blocked, the user's annoyance of frequent cleaning of the dust cup and replacement or cleaning of the filter structure in the dust cup is solved, and the user's use experience is improved; the projection of the suction motor and the dust cup in the height direction of the handheld cleaning device at least partially overlaps, the projection of the suction motor and the handle assembly in the length direction of the handheld cleaning device at least partially overlaps, the suction motor is installed compactly, the device volume is greatly reduced, and the convenience is improved; the dust cup and the suction motor are arranged on the top and the bottom of the mounting part respectively, and the battery package is arranged on the bottom of the handle assembly, the new arrangement mode of the dust cup, the suction motor and the battery package can disperse the weight of the cleaning device, so as to reasonably distribute the whole machine gravity and improve the user's comfort during use. BRIEF DESCRIPTION OF DRAWINGS

[0033] Figure 1 is a structural schematic diagram of the handheld cleaning device of the present application.

[0034] Figure 2 is a schematic view of a cross section of the handheld cleaning device of the present application.

[0035] Reference Signs List:

[0036] 100, base; 110, mounting; 120, handle; 121, grip; 122, connecting part; 123, reinforcing part; 130, first air duct; 131, first air duct inlet; 132, first air duct outlet; 140, second air duct; 141, second air duct inlet; 142, second air duct outlet; 143, first section; 144, second section; 200, dust cup; 210, air inlet; 300, battery pack; 310, battery pack shell; 400, suction motor; 410, motor shell; 420, suction inlet; 430, suction outlet; 500, control module. DETAILED DESCRIPTION

[0037] In order to make the above objectives, features and advantages of the present application more apparent, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only intended to explain the present application, but not to limit the present application. In addition, it should be noted that only the parts related to the present application are shown in the drawings for the convenience of description, rather than all the structures. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0038] The terms "comprising" and "having" and any variations thereof in the present application are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device including a series of steps or units is not limited to the listed steps or units, but optionally further includes steps or units not listed, or optionally further includes other steps or units inherent to these processes, methods, products or devices.

[0039] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The appearance of the phrase in various places in the specification indicates that, where appropriate, the phrase can be used to refer to a particular embodiment and not necessarily to the same embodiment in different places. It is explicitly and implicitly understood that the embodiments described herein can be combined.

[0040] Reference is made to Figure 1 and Figure 2As shown, the handheld cleaning device corresponding to a preferred embodiment of the present application comprises: a base 100 comprising a mounting member 110 and a handle member 120 extending downward from the bottom of the mounting member 110, a wind channel is formed in the base 100; a dust cup 200 arranged at the top of the mounting member 110, which is in communication with the wind channel and is used for dust-gas separation; a suction motor 400 arranged at the bottom of the mounting member 110, which is in communication with the wind channel and is used for generating airflow along the wind channel; a battery pack 300 arranged at the bottom of the handle member 120 and electrically connected with the suction motor 400; wherein the projection of the suction motor 400 and the dust cup 200 in the height direction of the handheld cleaning device at least partially overlaps, and the projection of the suction motor 400 and the handle member 120 in the length direction of the handheld cleaning device at least partially overlaps.

[0041] The present application can avoid the restriction of the dust cup 200 by the suction motor 400 by arranging the dust cup 200 at the top of the mounting member 110 and arranging the suction motor 400 at the bottom of the mounting member 110, compared with coaxial arrangement, without increasing the cost and the structure size, the size of the dust cup 200 in the length direction of the handheld cleaning device can be set larger, increasing the capacity of the dust cup 200, making the dust cup 200 not easy to be blocked, solving the user's annoyance of frequent cleaning of the dust cup 200 and replacement or cleaning of the filter structure in the dust cup 200, improving the user's experience; the projection of the suction motor 400 and the dust cup 200 in the height direction of the handheld cleaning device at least partially overlaps, and the projection of the suction motor 400 and the handle member 120 in the length direction of the handheld cleaning device at least partially overlaps, the suction motor 400 is installed compactly, greatly reducing the size of the device and improving the convenience; the dust cup 200 and the suction motor 400 are arranged at the top and the bottom of the mounting member 110 respectively, and the battery pack 300 is arranged at the bottom of the handle member 120, the new arrangement of the dust cup 200, the suction motor 400 and the battery pack 300 can disperse the weight of the cleaning device, thereby reasonably distributing the overall gravity and improving the user's comfort.

[0042] Further, the wind channel comprises a first wind channel 130 and a second wind channel 140. The first wind channel 130 comprises a first wind channel inlet 131 for inhaling dust gas and a first wind channel outlet 132 connected with the air inlet 210 of the dust cup 200. The second wind channel 140 comprises a second wind channel inlet 141 connected with the air outlet of the dust cup 200 and a second wind channel outlet 142 connected with the suction inlet 420 of the suction motor 400. During operation, the suction motor 400 applies negative pressure to the wind channel, so that the dust gas flows through the first wind channel inlet 131, the first wind channel 130 and the first wind channel outlet 132 into the dust cup 200 in sequence, the dust stays in the dust cup 200, and the filtered airflow flows to the suction motor 400 through the second wind channel inlet 141, the second wind channel 140 and the second wind channel outlet 142 in sequence.

[0043] Further, the mounting member 110 and the handle member 120 can be integrally formed or assembled together after being separately formed, which is not limited in the present application. The mounting member 110 is a long strip structure extending along the length direction of the device, which has a front end and a rear end. The handle member 120 is connected to the rear end of the mounting member 110. A receiving space is formed between the bottom of the mounting member 110 and the side of the handle member 120 facing the front end of the mounting member 110. The suction motor 400 is located in the receiving space. By arranging the suction motor 400 in the receiving space, the space of the machine base 100 can be reasonably utilized, the whole machine is more compact, the structure size of the device is avoided to be increased, and the handheld design requirement is met.

[0044] Further, the first air duct 130 is formed in the interior of the mounting member 110 and extends along the length direction of the device. The first air duct inlet 131 is located at the front end of the mounting member 110, and the first air duct outlet 132 is located at the position close to the rear end of the mounting member 110. The axial direction of the dust cup 200 is parallel to the length direction, and the two ends of the axial direction of the dust cup 200 extend to the two ends of the mounting member 110 respectively, thereby effectively increasing the size of the dust cup 200 in the length direction of the device.

[0045] Further, the second air duct 140 is formed in the interior of the handle member 120, or the handle member 120 and the battery pack 300 cooperate to form the second air duct 140. After the suction motor 400 is arranged below the dust cup 200, the suction motor 400 can still act on the dust cup 200.

[0046] Specifically, the handle member 120 includes a holding part 121 and a connecting part 122. The holding part 121 is a strip structure, which has an upper end and a lower end. The upper end of the holding part 121 is connected to the mounting member 110. The connecting part 122 is connected to the lower end of the holding part 121. The battery pack 300 is connected to the connecting part 122. The second air duct 140 includes a first section 143 having a second air duct inlet 141 and a second section 144 having a second air duct outlet 142. The first section 143 and the second section 144 are in communication. The first section 143 is formed in the interior of the holding part 121, and the second section 144 is formed in the interior of the connecting part 122 or formed by the connecting part 122 and the battery pack 300. Preferably, in the present embodiment, the second section 144 is formed by the connecting part 122 and the battery pack 300, so as to reduce the size of the connecting part 122 in the height direction of the device. Meanwhile, the airflow flowing through the second section 144 can also achieve effective heat dissipation of the battery pack 300.

[0047] The first section 143 extends along the length direction of the holding portion 121, the second air duct inlet 141 is located at the upper end of the holding portion 121, the lower end of the holding portion 121 is provided with a first opening, the connecting portion 122 is provided with a second opening at the position corresponding to the first opening, and the first opening and the second opening cooperatively form a connecting part for guiding the first section 143 and the second section 144. The second section 144 extends along the length direction of the device, and the second air duct outlet 142 is located at one end of the second section 144 close to the front end of the mounting member 110.

[0048] Preferably, the handpiece 120 further comprises a reinforcing portion 123 located at the side of the holding portion 121 close to the front end of the mounting member 110. The reinforcing portion 123 has a strip-shaped structure and also has an upper end and a lower end, the upper end of the reinforcing portion 123 is connected to the mounting member 110, and the connecting portion 122 is connected to the lower ends of the holding portion 121 and the reinforcing portion 123, so that the structure has higher strength after the connecting portion 122 is connected. The reinforcing portion 123 and the holding portion 121 have a certain spacing to avoid the hand of the person holding the holding portion 121. A mounting space is formed between the bottom of the mounting member 110 and the side of the reinforcing portion 123 close to the front end of the mounting member 110. The holding portion 121, the connecting portion 122 and the reinforcing portion 123 can be integrally formed or assembled together after being separately formed, which is not limited in the present application.

[0049] Further, the dust cup 200 has a conventional structure and can be buckled to the mounting member 110 to facilitate quick disassembly and assembly of the dust cup 200. The air inlet 210 and the air outlet are both arranged on the side of the dust cup 200, and when the dust cup 200 is mounted on the mounting member 110, the air inlet 210 is in sealed connection with the first air duct outlet 132, and the air outlet is in sealed connection with the second air duct inlet 141.

[0050] Further, the battery pack 300 comprises a battery pack shell 310 and a battery core body (not shown) arranged in the battery pack shell 310, and the bottom of the connecting portion 122 and the top of the battery pack shell 310 are spliced to form the second section 144. For example, the bottom of the connecting portion 122 can be inwardly recessed to form an air duct groove, the top of the battery pack shell 310 is adapted to cover the air duct groove to form the second section 144, or the top of the battery pack shell 310 is inwardly recessed to form an air duct groove, and the bottom of the connecting portion 122 can cover the air duct groove to form the second section 144.

[0051] In an embodiment, the battery pack shell 310 is detachably arranged at the bottom of the connecting portion 122, and the battery pack shell 310 can be buckled to the connecting portion 122, so that the battery pack 300 is modularly designed to facilitate subsequent disassembly and replacement. Indeed, in other embodiments, the battery pack shell 310 and the connecting portion 122 can also be non-detachably connected, so that the second section 144 formed by the two has better reliability and avoids reducing the sealing performance of the second section 144 due to frequent disassembly and assembly.

[0052] Further, the axial direction of the suction motor 400 is parallel to the height direction of the device. The suction motor 400 comprises a motor shell 410 and a motor body (not shown) mounted on the motor shell 410. The motor shell 410 is located between the bottom of the mounting member 110 and the top of the connecting portion 122, the bottom of the motor shell 410 is connected to the top of the connecting portion 122, the second air duct outlet 142 is located at the top of the connecting portion 122, the suction inlet 420 is located at the bottom of the motor shell 410, the circumferential side of the motor shell 410 is formed with a suction outlet 430, and the suction outlet 430 is located at the region of the motor shell 410 close to the top. The suction outlet 430 is used for direct communication with the external environment and is used for discharging the airflow treated by the suction motor 400 to the outside of the handheld cleaning device. Specifically, after being separated from dust by the dust cup 200, the clean air enters the suction inlet 420 of the suction motor 400 in sequence through the second air duct inlet 141, the second air duct 140 and the second air duct outlet 142, and finally is discharged from the suction outlet 430 on the circumferential side of the motor shell 410 to complete the entire airflow circulation process.

[0053] Preferably, the top of the motor shell 410 is connected to the bottom of the mounting member 110, and the side of the motor shell 410 is connected to the reinforcing portion 123, that is, the motor shell 410 is connected to the mounting member 110, the reinforcing portion 123 and the connecting portion 122 at the same time, which effectively improves the connection strength of the motor shell 410 and makes the reliability of the suction motor 400 better during operation. The motor shell 410 can be integrally formed with the mounting member 110 and / or the handle member 120 or separately formed and assembled together, which is not limited in the present application.

[0054] Further, the handheld cleaning device further comprises a control module 500 arranged on the base 100, the control module 500 is electrically connected to the battery pack 300 and the suction motor 400 respectively, and the control module 500 is adapted to control the start-stop and gear adjustment of the suction motor 400. The control module 500 can specifically adopt a touch screen type control panel or a key type control panel to realize the start-stop and adjustment of the device, and at least a key for controlling the start-stop of the suction motor 400 and a key for adjusting the gear are arranged thereon for user operation, which is not limited in the present application. In an embodiment, the control module 500 can be arranged on the mounting member 110 and connected to the rear end of the mounting member 110 and close to the end of the dust cup 200. Certainly, in other embodiments, the control module 500 can be arranged at other positions of the base 100 which are convenient for user operation.

[0055] The above description is only an embodiment of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation using the content of the specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection scope of the present application.

Claims

1. A hand-held cleaning apparatus, characterized in that, The handheld cleaning device comprises: a machine base (100) comprising a mounting member (110) and a handle member (120) extending downward from the bottom of the mounting member (110), a wind channel being formed in the machine base (100); a dust cup (200) arranged on the top of the mounting member (110) and communicating with the wind channel and used for separating dust from air; a suction motor (400) arranged on the bottom of the mounting member (110) and communicating with the wind channel and used for generating air flow along the wind channel; a battery pack (300) arranged on the bottom of the handle member (120) and electrically connected with the suction motor (400); wherein the projection of the suction motor (400) and the dust cup (200) in the height direction of the handheld cleaning device at least partially overlaps, and the projection of the suction motor (400) and the handle member (120) in the length direction of the handheld cleaning device at least partially overlaps.

2. The hand-cleaning device of claim 1, wherein, The wind channel comprises: a first wind channel (130) comprising a first wind channel inlet (131) and a first wind channel outlet (132), the first wind channel inlet (131) being used for sucking in dust and air, and the first wind channel outlet (132) being connected with the air inlet (210) of the dust cup (200); a second wind channel (140) comprising a second wind channel inlet (141) and a second wind channel outlet (142), the second wind channel inlet (141) being connected with the air outlet of the dust cup (200), and the second wind channel outlet (142) being connected with the suction inlet (420) of the suction motor (400).

3. The hand-cleaning device of claim 2, wherein, The mounting member (110) is a long strip structure extending along the length direction, has a front end and a rear end, the handle member (120) is connected to the rear end of the mounting member (110), a receiving space is formed between the bottom of the mounting member (110) and the side of the handle member (120) facing the front end of the mounting member (110), and the suction motor (400) is located in the receiving space.

4. The hand-cleaning device of claim 3, wherein, The first wind channel (130) is formed in the mounting member (110), the first wind channel inlet (131) is located at the front end of the mounting member (110), the first wind channel outlet (132) is located at the position close to the rear end of the mounting member (110), the axial direction of the dust cup (200) is parallel to the length direction, and both ends of the axial direction of the dust cup (200) extend to both ends of the mounting member (110) respectively.

5. The hand-cleaning apparatus of claim 3, wherein The second wind channel (140) is formed in the handle member (120); or the second wind channel (140) is formed in cooperation with the handle member (120) and the battery pack (300).

6. The hand-cleaning device of claim 5, wherein, The handle member (120) comprises: a holding portion (121) having an upper end connected with the mounting member (110); a connecting portion (122) connected to the lower end of the holding portion (121), and the battery pack (300) being connected with the connecting portion (122); The second air duct (140) comprises a first section (143) having the second air duct inlet (141) and a second section (144) having the second air duct outlet (142), the first section (143) and the second section (144) are in communication, the first section (143) is formed inside the holding part (121), the second section (144) is formed inside the connecting part (122), or the connecting part (122) and the battery pack (300) cooperate to form the second section (144).

7. The hand-cleaning device of claim 6, wherein, The battery pack (300) comprises: a battery pack shell (310) arranged at the bottom of the connecting part (122); a battery cell body arranged in the battery pack shell (310); The battery pack shell (310) and the connecting part (122) cooperate to form the second section (144).

8. The hand-cleaning apparatus of claim 6, wherein, The axial direction of the suction motor (400) is parallel to the height direction, and the suction motor (400) comprises: a motor shell (410) connected to the machine base (100); a motor body accommodated in the motor shell (410); The bottom of the motor shell (410) is connected to the top of the connecting part (122), the second air duct outlet (142) is located at the top of the connecting part (122), the suction inlet (420) is located at the bottom of the motor shell (410), and the suction outlet (430) is formed on the side of the motor shell (410).

9. The hand-cleaning device of claim 8, wherein, The handpiece (120) further comprises a reinforcing part (123) connected to the mounting part (110) at the upper end, the reinforcing part (123) is located on the side of the holding part (121) facing the front end of the mounting part (110), the connecting part (122) is connected to the lower end of the holding part (121) and the reinforcing part (123), and the motor shell (410) is connected to the mounting part (110), the reinforcing part (123) and the connecting part (122).

10. The hand-cleaning device according to any one of claims 1 to 9, characterized in that Further comprising a control module (500) arranged on the mounting part (110), the control module (500) is electrically connected to the suction motor (400) and the battery pack (300) respectively, and the control module (500) is adapted to control the start and stop of the suction motor (400) and the gear adjustment.

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