CN218606354U - Handheld dust collector and cleaning device - Google Patents

Abstract

The utility model discloses a hand-held type dust catcher and cleaning device, which comprises a housin, install the first intake stack of motor, dirt cup and connection dirt cup in the casing, the casing is provided with the first air outlet with the motor intercommunication, extend air current flow path through setting up two cavities that the air current flow opposite direction in the casing, the transmission path of noise has been prolonged simultaneously, the noise obtains effective decay in the transmission course, and the noise that the motor produced can reduce noise through the board of making an uproar at first cavity top, reduce and transmit to outside noise, through setting up first air outlet on the casing lateral wall down, can prolong the gaseous circulation path in the casing, not only can the noise reduction, and first air outlet can not directly face the user air-out, improve and use experience and feel, and the path of first air outlet to motor meanders, can prevent that the motor from intaking.

Description

Handheld dust collector and cleaning device

Technical Field

The utility model relates to a cleaning device technical field more exactly relates to a hand-held type dust catcher and cleaning device.

Background

The dust catcher is a cleaning device that carries out the dust absorption through built-in suction device, traditional dust catcher is because of the volume is great, application method is single and is phased out, technical scheme has been proposed at present, design a separable portable cleaning device on the dust catcher, portable cleaning device both can use with the main part combination of dust catcher, also can take off exclusive use from the main part, it is more to use the scene, but no matter exclusive use or combined use, the air current all needs the motor discharge through in the portable cleaning device, the motor can produce great noise in the course of the work, at present often fall the noise through setting up sound absorption sponge in the wind channel all around the motor, the cost is higher, and inhale the circulation of air current of easy influence such as sound absorption sponge, can influence the motor performance, the noise cancelling effect is limited, influence the use experience.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a can reduce motor noise's hand-held type dust catcher and cleaning device.

The utility model provides a hand-held type dust catcher, which comprises a housin, install motor, dirt cup and the first intake stack of connecting the dirt cup in the casing, the casing is provided with the first air outlet with the motor intercommunication, the inlet end intercommunication of dirt cup and motor, be provided with the motor cover of installation motor in the casing, the inner wall of motor cover forms first cavity with the outer wall of motor, the first cavity communicates with the end of giving vent to anger of motor, forms the second cavity between motor cover outer wall and the shells inner wall, second cavity and first cavity intercommunication to air current opposite direction, second cavity and first air outlet intercommunication, the top of motor cover is provided with falls the board of making an uproar, and the air current is discharged by first air outlet after first intake stack, dirt cup, motor, first cavity, fall the board of making an uproar, second cavity in proper order.

Under the action of the motor, gas enters the handheld dust collector through the first air inlet pipeline and is filtered by the dust cup, the filtered gas enters the inner cavity of the motor through the air inlet end of the motor and then enters the first cavity from the air outlet end of the motor, and the gas enters the second cavity after being subjected to noise reduction treatment through the noise reduction plate at the top of the first cavity and then is discharged from the first air outlet; the air current circulation route of motor cover and second cavity is the U-shaped among this technical scheme, has prolonged the circulation route of air current greatly, has prolonged the transfer path of noise simultaneously, and the noise obtains effective decay in the transfer process, and the noise that the motor produced can fall the noise treatment of making an uproar through the board of making an uproar that falls at motor cover top moreover, can greatly reduce the noise that transmits to the outside.

As an improvement, the housing comprises an upper housing and a lower housing, the motor is mounted in the upper housing, the dust cup and the first air inlet pipe are mounted in the lower housing, the first air outlet is arranged on the side wall of the lower housing, and the first air outlet is located between the motor and the dust cup.

Most of air outlets of the existing handheld dust collectors are arranged at the rear ends of the dust collectors and face away from a surface to be cleaned, the air outlets and the air inlets are positioned on the same straight line, the air outlets directly face a user to blow air, air can be directly blown to the user, noise of a motor can be directly transmitted out through the air outlets, and the use experience is poor; among this technical scheme, through setting up first air outlet on the casing lateral wall down, first air outlet is close to the setting of dirt cup, can prolong the gas circulation route in the casing, not only can the noise reduction, and first air outlet can not directly be towards the user air-out moreover, improves and uses experience and feels. On the other hand, the first air outlet is arranged on the side wall, the first air outlet is far away from the motor, and water can be prevented from entering the motor.

As an improvement, a plurality of first guide plates are arranged on the inner wall of the motor cover, and the first guide plates divide the first cavity into a plurality of air channels. Among this technical scheme, first cavity separates for a plurality of wind channels through the first guide plate of a plurality of, can make the air current evenly smoothly flow, and the air current can reduce the random flow by unordered becoming after orderly, noise abatement.

As the improvement, the noise reduction plate is arranged at the top of the first guide plate, and the first guide plates can support the noise reduction plate, so that the noise reduction plate is simple in structure and convenient and fast to install.

As the improvement, be provided with the division board in the casing, the division board upper end is used for installing battery pack, and the division board lower extreme is used for installing the motor, and battery pack is connected with the motor, the division board lower extreme is provided with the mounting groove of installation motor, the mounting groove outer wall evenly is provided with a plurality of archs, and protruding bottom supports with falling the board of making an uproar and leans on, protruding and first guide plate top cooperation is used for the fixed board of making an uproar from top to bottom.

Among this technical scheme, the division board lower extreme is provided with the mounting groove, and the motor passes through the mounting groove location installation more swiftly convenient, through setting up a plurality of archs at the mounting groove lateral wall, and protruding bottom with fall the board and support and lean on, fall the board of making an uproar and install in first guide plate top, pressfitting is fixed about first guide plate and the arch promptly and falls the board of making an uproar, not only simple to operate is swift, fixes better moreover.

As an improvement, the outer wall of the motor cover is provided with a plurality of second guide plates, and the second guide plates divide the second cavity into a plurality of air channels. Among this technical scheme, the second cavity separates for a plurality of wind channels through a plurality of second guide plate, can make the air current evenly smoothly flow, and the air current can reduce the messy stream by unordered becoming after orderly, noise abatement.

As preferred, first guide plate, second guide plate and motor cover are integrated into one piece structure, and it is convenient to produce the installation.

As an improvement, the first cavity is of a structure with a narrow lower part and a wide upper part. Among this technical scheme, the end of giving vent to anger of motor is located the mid portion of first cavity, and through setting up first cavity and be narrow wide structure in the lower, can make most air current flow to the wide department of first cavity top flow, more get into in the second cavity, sunken air current is because first cavity below is narrower, is unfavorable for gas to stop, improves the efficiency of airing exhaust, avoids the air current to flow indiscriminately and causes the noise.

The utility model discloses can also provide a cleaning device, including aforementioned a hand-held vacuum cleaner, hand-held vacuum cleaner can dismantle with cleaning device and be connected.

The utility model provides a hand-held type dust catcher and cleaning device, prolong air current flow path through set up two cavities that air current flow opposite direction in the casing, the transmission path of noise has been prolonged simultaneously, the noise obtains effective decay in the course of transfer, and the noise that the motor produced can carry out the noise reduction through the board of making an uproar that falls at first cavity top, reduce and transmit to outside noise, through setting up first air outlet on casing lateral wall down, can prolong the gas flow path in the casing, not only can the noise reduction, and first air outlet can directly not face to user's air-out, improve and use experience and feel, and the route of first air outlet to motor is longer, can prevent that the motor from intaking.

Drawings

Fig. 1 is a schematic perspective view illustrating a handheld vacuum cleaner according to the present disclosure.

Fig. 2 is an exploded view of a hand-held vacuum cleaner according to the present disclosure.

Fig. 3 is a schematic sectional view of a handheld vacuum cleaner in a front view direction.

Fig. 4 is a partially enlarged schematic view at a in fig. 3 of the present disclosure.

Fig. 5 is a schematic airflow diagram of fig. 4 of the present disclosure.

Fig. 6 is a schematic cross-sectional view of a hand-held cleaner according to the present disclosure in a side view.

FIG. 7 is a schematic view of the flow of the air stream within the hand-held cleaner of the present disclosure.

Fig. 8 is an exploded view of the noise reduction panel, motor cover, and motor of the present disclosure.

Fig. 9 is a partial structural view of the upper housing in the bottom view according to the present disclosure.

Fig. 10 is a schematic sectional view of a handheld vacuum cleaner in a top view.

Fig. 11 is a partially enlarged schematic view of the disclosure at B in fig. 10.

Fig. 12 is an exploded view of a cleaning device according to the present disclosure.

Shown in the figure: 1. a hand-held cleaner; 11. a housing; 111. a handle; 112. a first air outlet; 113. an upper housing; 114. a lower housing; 115. a partition plate; 1151. mounting grooves; 1152. a protrusion; 12. a motor cover; 121. a first baffle; 122. a second baffle; 13. a first cavity; 14. a second cavity; 15. a motor; 151. an air outlet end; 16. a dust cup; 17. a battery assembly; 18. a noise reduction plate; 19. a first air inlet duct; 2. a body; 21. an accommodating cavity.

Detailed Description

For a better understanding of the present application, various aspects of the present application will be described in more detail with reference to the accompanying drawings. It should be understood that the detailed description is merely illustrative of exemplary embodiments of the present application and does not limit the scope of the present application in any way. Like reference numerals refer to like elements throughout the specification.

In the drawings, the thickness, size, and shape of an object have been slightly exaggerated for convenience of explanation. The figures are purely diagrammatic and not drawn to scale.

It will be further understood that the terms "comprises," "comprising," "includes," "including," "has," "containing," "includes" and/or "including," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Example 1

As shown in fig. 1 to 11, the present embodiment discloses a handheld vacuum cleaner, which includes a housing 11, a handle 111 is disposed on a side wall of the housing 11, and it is more convenient for a user to take the handheld vacuum cleaner through the handle 111, a motor 15, a dust cup 16, and a first air inlet duct 19 connected to the dust cup 16 are installed in the housing 11, the motor 15, the dust cup 16, and the first air inlet duct 19 are sequentially distributed in the housing 11 from top to bottom, as shown in fig. 3, a partition plate 115 is further installed in the housing 11, a battery assembly 17 is installed at an upper end of the partition plate 115, the battery assembly 17 is installed above the motor 15 and connected to the motor 15, an installation groove 1151 is disposed at a lower end of the partition plate 115 for installing the motor 15, the housing 11 is provided with a first air outlet 112 communicated with the motor 15, the dust cup 16 is communicated with an air inlet end of the motor 15, under the action of the motor 15, air enters the handheld vacuum cleaner 1 through the first air inlet duct 19 and is filtered by the dust cup 16, the filtered air enters an inner cavity of the motor 15, and is discharged through the first air outlet 112.

As shown in fig. 2 to 8, a motor cover 12 for mounting the motor 15 is disposed in the housing 11, a first cavity 13 is formed between an inner wall of the motor cover 12 and an outer wall of the motor 15, the first cavity 13 is communicated with an air outlet end 151 of the motor 15, a second cavity 14 is formed between the outer wall of the motor cover 12 and the inner wall of the housing 11, the second cavity 14 is communicated with the first cavity 13, and the airflow directions are opposite, airflow paths of the motor cover 12 and the second cavity 14 are U-shaped, the second cavity 14 is communicated with the first air outlet 112, the filtered air enters an inner cavity of the motor 15 through the air inlet end of the motor 15, and then enters the first cavity 13 through the air outlet end 151 of the motor 15, the air turns to the second cavity 14 through the first cavity 13 and is discharged through the first air outlet 112, which greatly prolongs the airflow path, and also prolongs a noise transmission path, and the noise is effectively attenuated in a transmission process.

As shown in fig. 2 to 7, a noise reduction plate 18 is disposed at the top of the first cavity 13, the noise reduction plate 18 is a honeycomb-shaped pore plate, the airflow sequentially passes through the first air inlet duct 19, the dust cup 16, the motor 15 and the first cavity 13, enters the second cavity 14 after being subjected to noise reduction treatment by the noise reduction plate 18 at the top of the first cavity 13, and is discharged through the first air outlet 112, noise generated by the motor 15 can be subjected to noise reduction treatment by the noise reduction plate 18 at the top of the motor cover 12, and noise transmitted to the outside can be greatly reduced.

As shown in fig. 2, 5 and 7, the housing 11 includes an upper housing 113 and a lower housing 114, the motor 15 is installed in the upper housing 113, the dust cup 16 and the first air inlet duct 19 are installed in the lower housing 114, the first air outlet 112 is disposed on a side wall of the lower housing 114, the first air outlet 112 is located between the motor 15 and the dust cup 16, an air flow path in the housing 11 can be extended, and not only can noise be reduced, but also the first air outlet 112 does not directly face the air outlet of the user, so as to improve the experience of the user, and the first air outlet 112 is disposed on the side wall, so that the first air outlet 112 is far away from the motor 15, and the motor 15 can be prevented from water entering.

As shown in fig. 2 and 8, the inner wall of the motor cover 12 is provided with a plurality of first guide plates 121, the motor cover 12 separates the first cavity 13 into a plurality of air ducts through the plurality of first guide plates 121, so that the air flow in the motor cover 12 can uniformly and smoothly flow, and the disordered flow of the air flow can be reduced after the disorder of the air flow is changed into order, thereby reducing the noise.

As shown in fig. 8, the noise reduction plate 18 is mounted on the top of the first guide plate 121, and the plurality of first guide plates 121 can support the noise reduction plate 18, so that the structure is simple and the mounting is convenient; as shown in fig. 9 to 11, the outer wall of the mounting groove 1151 is uniformly provided with a plurality of protrusions 1152, the protrusions 1152 and the first guide plate 121 are distributed at intervals, the bottom of each protrusion 1152 abuts against the noise reduction plate 18, the noise reduction plate 18 is mounted on the top of the first guide plate 121, namely, the noise reduction plate 18 is fixed by pressing the first guide plate 121 and the protrusions 1152 up and down, during mounting, the noise reduction plate 18 is placed on the top of the first guide plate 121 and then sleeved with the housing 11, the protrusions 1152 on the side wall of the mounting groove 1151 are pressed on the noise reduction plate 18 through the sleeved housing 11 to fix the noise reduction plate 18, and the mounting is convenient and fast to mount and good in fixation.

As shown in fig. 2 and 8, a plurality of second guide plates 122 are arranged on the outer wall of the motor cover 12, and the second cavity 14 is divided into a plurality of air ducts by the plurality of second guide plates 122, so that the air flow in the second cavity 14 can flow uniformly and smoothly, and the disordered air flow can be reduced and the noise can be reduced after the air flow is changed from disorder to order; first guide plate 121, second guide plate 122 and motor cover 12 are the integrated into one piece structure, and it is convenient not only to produce the installation, and in motor cover 12 was fixed in casing 11 through first guide plate 121 and second guide plate 122 moreover, the stability of motor cover 12 was better.

As shown in fig. 6 and 7, the motor cover 12 is a funnel-shaped structure with a narrow lower part and a wide upper part, so that the first cavity 13 is formed into a structure with a narrow lower part and a wide upper part, the second cavity 14 is formed into a structure with a narrow lower part and a wide lower part, the air outlet end 151 of the motor 15 is located at the middle part of the first cavity 13, that is, when the air flow enters the first cavity 13 from the air outlet end 151 of the motor 15, because the lower part of the first cavity 13 is narrow, the sinking air which can be accommodated is limited, most of the air flow can flow to the wider part above the first cavity 13, and then enters the second cavity 14, the air exhaust efficiency can be improved, and the noise caused by the turbulent air flow can be avoided.

Example 2

As shown in fig. 12, this embodiment discloses a cleaning device, including scrubbing brush and organism 2, the scrubbing brush is installed in organism 2 bottom, still includes the handheld dust catcher that embodiment 1 described, is provided with the holding chamber 21 that is used for installing handheld dust catcher 1 on the organism 2, and handheld dust catcher 1 can dismantle with holding chamber 21 and be connected, and handheld dust catcher 1's structure is the same with embodiment 1, no longer describes.

The utility model provides a hand-held vacuum cleaner and cleaning device, prolong the air current flow path through set up two cavities that the air current flow direction is opposite in casing 11, the transmission path of noise has been prolonged simultaneously, the noise obtains effective attenuation in the transmission course, and the noise that motor 15 produced can carry out the noise reduction through the board 18 of making an uproar that falls at motor cover 12 top, reduce the noise that transmits to the outside, through setting up first air outlet 112 on lower casing 114 lateral wall, can prolong the air current flow path in casing 11, not only can the noise be reduced, and first air outlet 112 can not directly face the air-out of user, improve the use and experience and feel, and the route of first air outlet 112 to motor 15 meanders, can prevent that motor 15 from intaking.

The present invention is not limited to the above preferred embodiments, and any person can obtain other products in various forms without changing the shape or structure of the product, and all the products having the same or similar technical solutions as the present invention fall within the protection scope of the present invention.

Claims (8)

1. The utility model provides a hand-held type dust catcher, includes casing (11), install motor (15), dirt cup (16) and first intake stack (19) of connecting dirt cup (16) in casing (11), casing (11) are provided with first air outlet (112) with motor (15) intercommunication, its characterized in that, dirt cup (16) and the inlet end intercommunication of motor (15), be provided with motor cover (12) of installation motor (15) in casing (11), the inner wall of motor cover (12) forms first cavity (13) with the outer wall of motor (15), first cavity (13) and the end (151) intercommunication of giving vent to anger of motor (15), form second cavity (14) between motor cover (12) outer wall and casing (11) inner wall, second cavity (14) and first cavity (13) intercommunication to the air current direction is opposite, second cavity (14) and first air outlet (112) intercommunication, the top of motor cover (12) is provided with and falls board (18) of making an uproar, the air current in proper order through first air inlet pipe (19), fall first cavity (13), fall first cavity (14), fall first air outlet (13), fall board (13), fall first air outlet (18), discharge.

2. The hand-held vacuum cleaner according to claim 1, wherein the housing (11) comprises an upper housing (113) and a lower housing (114), the motor (15) is mounted in the upper housing (113), the dust cup (16) and the first air inlet duct (19) are mounted in the lower housing (114), the first air outlet (112) is disposed on a side wall of the lower housing (114), and the first air outlet (112) is located between the motor (15) and the dust cup (16).

3. The hand-held vacuum cleaner as claimed in claim 1, wherein the inner wall of the motor cover (12) is provided with a plurality of first flow deflectors (121), and the first flow deflectors (121) divide the first cavity (13) into a plurality of air ducts.

4. A hand-held cleaner according to claim 3, characterised in that the noise reduction plate (18) is mounted on top of the first deflector plate (121).

5. The handheld vacuum cleaner as claimed in claim 4, wherein a partition plate (115) is arranged in the housing, the upper end of the partition plate (115) is used for mounting the battery assembly (17), the lower end of the partition plate (115) is used for mounting the motor (15), the battery assembly (17) is connected with the motor (15), a mounting groove (1151) for mounting the motor (15) is formed in the lower end of the partition plate (115), a plurality of protrusions (1152) are uniformly arranged on the outer wall of the mounting groove (1151), the bottoms of the protrusions (1152) are abutted against the noise reduction plate (18), and the protrusions (1152) are vertically matched with the top of the first guide plate (121) to fix the noise reduction plate (18).

6. A hand-held cleaner according to claim 1 or 3, wherein the outer wall of the motor cover (12) is provided with a plurality of second guide plates (122), and the second guide plates (122) divide the second cavity (14) into a plurality of air ducts.

7. A hand-held cleaner according to claim 1, characterised in that the first chamber (13) is of a narrow-down and wide-up configuration.

8. A cleaning appliance comprising a hand-held cleaner as claimed in any one of claims 1 to 7.

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