CN210631153U

CN210631153U - Vacuum cleaner with a vacuum cleaner head

Info

Publication number: CN210631153U
Application number: CN201921308961.3U
Authority: CN
Inventors: 杨广雄
Original assignee: Zhejiang Longli Science And Technology Co Ltd
Current assignee: Zhejiang Longli Science And Technology Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-05-29
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a vacuum cleaner, which comprises a cylinder body and a dust suction port arranged on the cylinder body, wherein a double-shaft motor is arranged on the cylinder body, a dust suction fan is fixedly arranged on the lower shaft of the double-shaft motor, a centrifugal fan is axially arranged on the double-shaft motor, a fan cover covers the centrifugal fan, and an air suction port and an air outlet are arranged on the fan cover; the barrel is connected with a brush driving device, the brush driving device comprises a driving shaft, an impeller cover, an impeller, a brush and a dust hood, the impeller is arranged in an inner cavity of the impeller cover and fixedly arranged on the driving shaft, and the brush is arranged in a central cavity of the dust hood and fixedly arranged on the driving shaft; the impeller cover is provided with an air inlet which is connected with the air outlet through a first air pipe; the oblique side of the dust hood is provided with a dust removal opening which is connected with the dust collection opening through a second air pipe. The utility model relates to a dual-purpose structure, on the basis of ordinary dust absorption mode, add and clear away the structure through wind-force driven brute force, pertinence is clear away the adhesion subaerial stubborn rubbish, and simple structure, convenient to use.

Description

Vacuum cleaner with a vacuum cleaner head

Technical Field

The utility model relates to the technical field of dust collectors, in particular to a vacuum dust collector.

Background

In modern life, vacuum cleaners have been widely used in various homes, offices and other public places, and have become an essential tool for people to remove dust and clean. The vacuum cleaner can effectively suck impurities such as dust, debris and the like, greatly reduces the labor intensity, and ensures that people can not feel tired while cleaning.

However, most of the existing vacuum cleaners can only suck dry dust, debris and hair, and are difficult to clean stubborn garbage adhered on the ground, and some dust cleaners with brushes at the dust suction openings are also difficult to remove the adhered dust, and the brushes are also easy to wear, so that the dust removal and cleaning effects are not ideal.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vacuum cleaner aiming at the defects in the prior art.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve: the vacuum cleaner comprises a cylinder and a dust suction opening formed in the cylinder, wherein a double-shaft motor is arranged on the cylinder, a dust suction fan is fixedly arranged on the lower shaft of the double-shaft motor, a centrifugal fan is axially arranged on the double-shaft motor, a fan cover covers the centrifugal fan, and an air suction opening and an air outlet are formed in the fan cover; the brush driving device comprises a driving shaft, an impeller cover, an impeller, a brush and a dust hood, the impeller is arranged in an inner cavity of the impeller cover and fixedly arranged at the upper end of the driving shaft, the brush is arranged in a central cavity of the dust hood and fixedly arranged at the lower end of the driving shaft, and a sealing ring is arranged between the impeller cover and the dust hood; the impeller cover is provided with an air inlet which is connected with the air outlet through a first air pipe; the oblique side of the dust hood is provided with a dust removal opening which is connected with the dust removal opening through a second air pipe, and the bottom surface of the dust hood is provided with a sealing strip.

Among the above-mentioned technical scheme, it is preferred, the interior symmetry of dust hood is provided with two sets of bearing structure, bearing structure includes roof, supporting pin, nut, spring and spacing strip, the roof sets firmly on the dust hood inner wall, the supporting pin is worn to establish on the roof, the supporting pin is located the position of roof top with nut threaded connection, the spring housing is established the supporting pin is located the position department of roof below, spacing strip sets up the lower extreme position department of supporting pin, the spring both ends support respectively lean on the roof with spacing strip. The supporting device has the beneficial effect that the brush in the dust hood is not contacted with the working surface when the brush is static.

In the above technical solution, preferably, the lower end of the support pin is a spherical surface, the support pin is made of hard plastic, and a tangent plane formed by the spherical surface of the support pin and a horizontal plane is lower than the bottom surface of the brush and higher than the bottom surface of the sealing strip. The brush has the advantages that the sliding friction between the supporting pin and the working surface is reduced, and the brush does not need to be in contact with the working surface when no adsorbate exists on the working surface (namely the brush does not work), so that the service life of the brush is prolonged.

In the above technical solution, preferably, the sealing strip includes an outward flange, and the material of the outward flange is soft rubber. The dust hood has the beneficial effects that the dust hood is in contact with a working surface during working, and has a certain sealing effect.

In the above technical solution, preferably, the impeller cover is provided with an air outlet, and the top end of the impeller is arc-shaped. The centrifugal impeller has the beneficial effects that the air circulation in the impeller cover is enhanced, and the impeller can rotate at a high speed under the pushing of the wind power of the centrifugal fan.

In the above technical solution, preferably, the dust collection cover is fixedly provided with a handheld handle. The cleaning brush has the beneficial effects that the dust hood can be pressed through the handheld handle to clean impurities adsorbed on the working surface.

The utility model has the advantages that: the utility model relates to a dual-purpose structure, on the basis of ordinary dust absorption mode, add and clear away the structure through wind-force driven brute force, pertinence is clear away the adhesion subaerial stubborn rubbish, and simple structure, convenient to use.

Drawings

Fig. 1 is a schematic view of the present invention.

Fig. 2 is a top view of the middle impeller cover of the present invention.

Detailed Description

The invention will be described in further detail with reference to the following detailed description and accompanying drawings: referring to fig. 1 and 2, vacuum cleaner, include barrel 1 and set up dust absorption mouth 12 on the barrel, it is preferred, set up a plurality of universal wheels in barrel 1 bottom, be provided with double-shaft motor 2 on the barrel 1, it is preferred, double-shaft motor sets up inside barrel 1, double-shaft motor 2 lower shaft has set firmly dust absorption fan 13, double-shaft motor 2 upper shaft is equipped with centrifugal fan 3, drives dust absorption fan and centrifugal fan operation simultaneously through double-shaft motor 2, and centrifugal fan 3 coats and has the fan casing, and is preferred, and the fan casing sets firmly in barrel 1 top position department, is equipped with inlet scoop 4 and air outlet 5 on the fan casing, and is preferred, and inlet scoop 4 sets up at the fan casing top, and the air outlet sets up on the fan casing lateral wall.

The barrel 1 is connected with a brush driving device, namely, the brush driving device is arranged on one side of the barrel 1 and is connected with the air outlet 5 through a first air pipe 20 and is connected with the dust suction port through a second air pipe 21.

Brush drive arrangement includes drive shaft 7, impeller casing 8, impeller 9, brush 10, suction hood 11, and impeller casing 8 is connected with the 11 cooperations of suction hood, and is preferred, and the inner chamber of impeller casing 8 communicates with the inner chamber of suction hood 11, and 7 one end rotations of drive shaft are connected on 8 inner walls of impeller casing, and the other end penetrates to in 11 suction hood and links to each other with brush 10, and is preferred, and drive shaft 7 rotates with impeller casing 8 and suction hood 11 junction and is connected, impeller 9 is located 8 inner chambers of impeller casing and is set firmly in drive shaft 7 upper end department, brush 10 is located 11 central cavities of suction hood and is set firmly in 7 lower extreme departments of drive shaft, and is preferred, be equipped with air exit 18 on the impeller casing 8, be equipped with the sealing washer between impeller casing 8 and the suction hood 11.

Preferably, the top end of the impeller 9 is arc-shaped, and a handheld handle 17 is fixedly arranged on the dust hood 11.

Wherein, be equipped with air inlet 6 on the impeller cover 8, it links to each other with air outlet 5 on the centrifugal fan 3 through first trachea 20, and the dust hood 11 incline is equipped with the dust removal mouth, and it links to each other with dust absorption mouth 12 through second trachea 21, and preferred, the dust hood 11 bottom surface is equipped with sealing strip 19, sealing strip 19 is including the flanging, and its material is soft rubber.

The interior symmetry of dust hood 11 is provided with two sets of bearing structure, bearing structure includes roof 22, supporting pin 14, nut 16, spring 15 and spacing strip, roof 22 sets firmly on the 11 inner walls of dust hood, supporting pin 14 wears to establish on roof 22, supporting pin 14 is located the position of roof 22 top with 16 threaded connection of nut plays limiting displacement to supporting pin 14 through nut 16, restricts supporting pin 14's down scope, spring 15 cover is established supporting pin 14 is located the position department of roof 22 below, spacing strip sets up the lower extreme position department of supporting

14, 15 both ends of spring support respectively lean on roof 22 with spacing strip.

Preferably, the lower end of the support pin 14 is a spherical surface, the material of the support pin 14 is hard plastic, and a tangent plane formed by the spherical surface of the support pin and a horizontal plane is lower than the bottom surface of the brush 10 and higher than the bottom surface of the sealing strip 19.

When the vacuum cleaner works, the double-shaft motor 2 is started, the centrifugal fan 3 which is axially connected with the double-shaft motor 2 sucks air into the fan cover through the air suction opening 4 on the fan cover, then the air is blown out from the air outlet 5 on the fan cover through centrifugal force, the blown air blows the air into the impeller cover 8 through the first air pipe 20, the impeller 9 in the impeller cover 8 rotates under the high-speed action of the air, and the brush 10 connected with the lower end of the driving shaft 7 is driven to rotate at high speed.

When the dust adsorbed on the ground is difficult to clean, the dust hood 11 is pressed through the handheld handle 17, the brush 10 is in contact with the dust on the ground, the dust is separated from the ground through friction force generated by high-speed rotation of the brush 10, and then the dust is sucked into a filter screen in the bucket from a dust suction opening 12 connected to the dust hood 11 through suction force generated by a dust suction fan 13 connected to the lower shaft of the double-shaft motor 2.

When the dust on the ground is common dust, the brush 10 is not in contact with the ground under the supporting action of the supporting pins 14 and the springs 15, the dust is sucked into the dust collector only through the dust collection fan, the friction between the brush 10 and the ground can be reduced, the service life of the brush is prolonged, the lower ends of the supporting pins 14 are spherical, the supporting pins 14 are made of hard plastics, the dust collection cover 11 can smoothly slide on the ground, scratches are not generated on the ground, and the sealing strips 19 arranged on the bottom surface of the dust collection cover 11 can enable the suction effect of the dust collection cover 11 to be better when the dust collector works. The device can effectively remove dust adhered to the ground and prolong the service life of the brush in the dust hood.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. Vacuum cleaner, include barrel (1) and set up dust absorption mouth (12) on the barrel, its characterized in that: the barrel is provided with a double-shaft motor (2), a dust absorption fan (13) is fixedly arranged on the lower shaft of the double-shaft motor (2), a centrifugal fan (3) is arranged on the upper shaft of the double-shaft motor (2), a fan cover covers the centrifugal fan (3), and an air suction opening (4) and an air outlet (5) are formed in the fan cover;

the brush-type dust collector is characterized in that the barrel (1) is connected with a brush driving device, the brush driving device comprises a driving shaft (7), an impeller cover (8), an impeller (9), a brush (10) and a dust hood (11), the impeller (9) is arranged in an inner cavity of the impeller cover (8) and fixedly arranged at the upper end of the driving shaft (7), the brush (10) is arranged in a central cavity of the dust hood (11) and fixedly arranged at the lower end of the driving shaft (7), and a sealing ring is arranged between the impeller cover (8) and the dust hood (11);

the impeller cover (8) is provided with an air inlet (6) which is connected with the air outlet (5) through a first air pipe (20);

the oblique side of the dust hood (11) is provided with a dust removal opening which is connected with the dust collection opening (12) through a second air pipe (21), and the bottom surface of the dust hood (11) is provided with a sealing strip (19).

2. The vacuum cleaner of claim 1, wherein: the interior symmetry of dust hood (11) is provided with two sets of bearing structure, bearing structure includes roof (22), supporting pin (14), nut (16), spring (15) and spacing, roof (22) set firmly on dust hood (11) inner wall, supporting pin (14) are worn to establish on roof (22), supporting pin (14) are located the position of roof (22) top with nut (16) threaded connection, spring (15) cover is established supporting pin (14) are located the position department of roof (22) below, spacing sets up the lower extreme position department of supporting pin (14), spring (15) both ends are supported respectively and are leaned on roof (22) with spacing.

3. The vacuum cleaner of claim 2, wherein: the lower end of the supporting pin (14) is a spherical surface, the supporting pin (14) is made of hard plastic, and a tangent plane formed by the spherical surface of the supporting pin and a horizontal plane is lower than the bottom surface of the brush (10) and higher than the bottom surface of the sealing strip (19).

4. The vacuum cleaner of claim 1, wherein: the sealing strip (19) comprises an outward flange and is made of soft rubber.

5. The vacuum cleaner of claim 1, wherein: an air outlet (18) is arranged on the impeller cover (8).

6. The vacuum cleaner of claim 1, wherein: and a handheld handle (17) is fixedly arranged on the dust hood (11).

7. The vacuum cleaner of claim 1, wherein: the top end of the impeller (9) is arc-shaped.