CN211911477U

CN211911477U - Dust collector

Info

Publication number: CN211911477U
Application number: CN201922276174.1U
Authority: CN
Inventors: 陈斌; 李海锋
Original assignee: Ningbo Baohei Intelligent Technology Co ltd
Current assignee: Ningbo Baohei Intelligent Technology Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-11-13
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a dust collector aims at solving present dust collector and blocks up the filter house easily and influence dust collection efficiency, needs regularly clear up the not enough of filter house. The utility model discloses an including suction nozzle and dust catcher main part, the suction nozzle is connected with ground brush end, and the dust catcher main part is kept away from the suction nozzle direction and is set gradually dirt cup, battery package and grip the handle, is provided with filter house and updraft ventilator in the dust catcher main part, and the dust catcher main part is equipped with the exhaust vent in grip handle and updraft ventilator, and the dust catcher during operation, external air current gets into in the dirt cup and gets into updraft ventilator through the filter house through the suction nozzle, the air current that gets into updraft ventilator leaves through the exhaust vent, the upper end at dirt cup is connected to the suction nozzle. The blowing position of the blowing nozzle blows off dust attached to the filter part, the dust cup is shaped to prevent the dust from being blown up to cause secondary attachment to the filter part, and the first filter part is grounded to prevent the dust from accumulating on the first filter part due to static electricity.

Description

Dust collector

Technical Field

The utility model relates to a clean technical field of dust absorption, more specifically say, it relates to a dust catcher.

Background

The dust collector can quickly clean dust. In the family life, the dust collector is popular with more and more people. The dust collector greatly reduces the labor intensity of cleaning work and the cleaning effect. The vacuum cleaners are classified into large commercial vacuum cleaners and household vacuum cleaners according to objects of use environments. The main mode of isolated dust is all to filter through filtering component, and under the long-term use of dust catcher, the filtration pore of filter portion just is blockked up by dust or great impurity easily for the dust catcher is separated into two by the dust and is isolated each other or communicate more difficultly, and is more power-consuming, and dust absorption effect is also worse.

Chinese patent publication No. CN206434278U, entitled dust cup of dust collector and dust collector with storage function, discloses a dust cup of dust collector and dust collector with storage function. This dust catcher dirt cup with accomodate function includes: a dust cup body; the dust cup body surface is provided with a containing space for containing the suction nozzle of the dust collector, and a clamping structure for clamping the suction nozzle is arranged in the containing space. Through the storage space who sets up for place the suction nozzle, card that the chucking structure through setting up can make the suction nozzle stabilize in this storage space. It has the filter part easily by the dust jam, needs frequent change filter core's not enough.

Disclosure of Invention

The utility model overcomes present dust catcher blocks up the filter house easily and influences dust collection efficiency, need regularly clear up the not enough of filter house, provides a dust catcher, and it is slower at the air flow rate of filter house, avoids the dust to be driven by high velocity air and gathers on the filter house, influences the efficiency of dust absorption.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a dust collector comprises a suction nozzle and a dust collector main body, wherein the suction nozzle is connected with a ground brush end, a dust cup, a battery pack and a holding handle are sequentially arranged on the dust collector main body in a direction away from the suction nozzle, a filtering part and an air draft device are arranged in the dust collector main body, air outlet holes are formed in the holding handle and the air draft device of the dust collector main body, when the dust collector works, external air flow enters the dust cup through the suction nozzle and enters the air draft device through the filtering part, the air flow entering the air draft device leaves through the air outlet holes, and the suction nozzle is connected to the upper end of the dust cup.

The reason that the filter house can be concentrated to the dust is that the negative pressure in the position of filter house is great, and air flow rate is very big, and the dust is not directly blown to the filter house outer wall, and along with the filtration pore of filter house is blockked up one by one, under equal flow, the flow rate of remaining filtration pore becomes faster for the dust is changeed and is adsorbed, so causes vicious circle. It is quickly necessary to re-clean or replace the filter house. The total area of the filter holes of the filter part is larger than the section of the suction nozzle, so that the air flow speed in the filter part is slower, and the dust in the dust bearing cup is less. The dust cup comprises a dust cup upper part integrally connected to the dust collector body, the dust cup upper part surrounds the filtering part, the dust cup lower part is detachably connected to the dust cup upper part, and the suction nozzle is communicated with the dust cup upper part. The dust is accumulated at the lower part of the dust cup under the action of gravity, and the blowing direction of the suction nozzle is arranged above, so that the dust which is already static can be prevented from being blown, and the dust can be prevented from further attaching to the filter part. Meanwhile, the top of the upper part of the dust cup is an inclined plane inclined towards the holding handle, and the airflow moves along the inclined plane, so that the dust attached to the filter part can be further blown away.

Preferably, the filter part comprises a first filter part and a second filter part, and the first filter part is arranged outside the second filter part. The first filtering part is a metal filter screen, and the second filtering part is a HEPA filter screen. The filter holes of the second filter part inside are smaller than those of the first filter part, and are more difficult to clean. The motor is also provided with silencing cotton which can also play a role in filtering fine dust. The air flow passing through the motor passes through the ventilation opening of the shell of the dust collector main body, and the ventilation opening is provided with air outlet sponge and also has a filtering effect.

Preferably, the first filter part is made of a conductive material, and the first filter part is grounded through the ground brush part. The dust blown into the filter housing accumulates charges in the process of collision and mutual collision with the filter housing and is more easily attached to the filter part, the first filter part transfers the charges on the dust contacted with the first filter part to the ground, and the possibility that the blown air blows off the first filter part is improved. The service life of the filter part is further prolonged.

Preferably, the dust cup includes an upper portion integrally connected to the cleaner body, the upper portion surrounding the filter portion, and a lower portion detachably connected to the upper portion, the height of the dust cup being greater than the diameter. The slimmer dust cup makes the dust deposited on the bottom not easy to fly up again by the influence of the air flow and attach on the filter part.

Preferably, the air draft device comprises a motor, a damping pad and a damping ring, the motor is arranged between the damping pad and the damping ring, and the damping pad and the damping ring are fixedly connected in the main body of the dust collector. The shock pad and the shock attenuation circle are elastic material, and the two vibrations that have reduced the motor and brought have improved the use impression, and the motor is brushless motor, and is small, and the rotational speed is high.

Preferably, the bottom of the dust cup is rotatably connected with a bottom cover, a bottom cover switch for positioning the bottom cover is arranged on the outer side wall of the dust cup, the bottom cover switch is hinged to the dust cup, an elastic piece and a hook which are abutted to the dust cup are respectively arranged at two ends of the hinged point of the bottom cover switch, and the hook hooks one end, far away from the rotating connection point, of the bottom cover. The opening and closing of the dust cup can be realized through the point pressing mode, and the sucked dust can be removed.

Preferably, the cleaner body is provided with a positioning sleeve extending at the position of a suction nozzle, the suction nozzle is arranged at the core part of the positioning sleeve, and a female needle bracket and a ground brush hanging groove for positioning the ground brush end are further arranged in a positioning and interplanting mode. Above-mentioned structure makes the ground brush end of fixing a position more firm, and female needle support has played the effect of leading-in and location, and the ground brush is hung the couple that the groove was supported with the ground brush in cooperation and is realized fixing a position, avoids the ground brush end to drop.

Compared with the prior art, the beneficial effects of the utility model are that: (1) the blowing position of the blowing nozzle blows off the dust attached to the filter part; (2) the shape of the dust cup prevents dust from being blown to cause secondary attachment on the filter part; (3) the first filter portion is grounded so that dust is not accumulated on the first filter portion due to static electricity.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

in the figure:

the vacuum cleaner comprises a suction nozzle 1, a vacuum cleaner main body 2, a dust cup 3, a battery pack 4, a holding handle 5, a filtering part 6, an air draft device 7, an air outlet 8, a first filtering part 9, a second filtering part 10, a dust cup upper part 11, a dust cup lower part 12, a motor 13, a shock absorption pad 14, a shock absorption ring 15, a bottom cover 16, a bottom cover switch 17, an elastic part 18, a hook 19, a positioning sleeve 20, a female needle support 21 and a ground brush hanging groove 22.

Detailed Description

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example (b):

a dust collector comprises a suction nozzle 1 and a dust collector main body 2, wherein the suction nozzle 1 is connected with a ground brush end, and the dust collector main body 2 is sequentially provided with a dust cup 3, a battery pack 4 and a holding handle 5 in the direction away from the suction nozzle. The dust cup 3 comprises a dust cup upper part 11 integrally connected with the dust collector body, the upper part of the dust cup 3 is enclosed around the filtering part 6, the lower part of the dust cup is detachably connected with the upper part of the dust cup 3, and the height of the dust cup 3 is longer than the diameter. The slimmer dirt cup 3 causes dirt that is deposited on the bottom and is less likely to be carried away again by the airflow and adhere to the filter portion 6.

The bottom of the dust cup is rotatably connected with a bottom cover, a bottom cover switch 17 for positioning the bottom cover 16 is arranged on the outer side wall of the dust cup 3, the bottom cover 16 switch is hinged on the dust cup 3, an elastic part 18 and a hook which are abutted on the dust cup 3 are respectively arranged at two ends of the hinged point of the bottom cover switch 17, and the hook 19 hooks one end of the bottom cover 16 far away from the rotating connection point. The opening and closing of the dust cup can be realized through the point pressing mode, and the sucked dust can be removed. As shown in fig. 2, a filter and an air draft device are provided in the cleaner body. Updraft ventilator includes motor, shock pad and damping ring, and motor 13 sets up between shock pad 14 and damping ring 15, and shock pad and damping ring fixed connection are in dust catcher main part 2. The shock pad 14 and the shock absorbing ring 15 are both made of elastic materials, so that the shock caused by the motor 13 is reduced, and the use feeling is improved. The main body of the dust collector extends a positioning sleeve at the position of a suction nozzle 1, the suction nozzle is arranged at the core part of a positioning sleeve 20, and the positioning sleeve 20 is also provided with a female needle bracket and a ground brush hanging groove 22 for positioning the end of a ground brush. The structure enables the positioning ground brush end to be firmer, the female needle support 21 plays a role in guiding and positioning, and the ground brush hanging groove 22 positions the ground brush end to avoid the ground brush end from falling off.

Dust catcher main part 2 is equipped with the exhaust vent in holding handle 5 and updraft ventilator 7, and the dust catcher during operation, during external air current got into dirt cup 3 and got into updraft ventilator through filter 6 through suction nozzle 1, the air current that gets into updraft ventilator 7 left through exhaust vent 8, the upper end at dirt cup is connected to the suction nozzle.

The reason that the filter house can be concentrated to the dust is that the negative pressure in the position of filter house 6 is great, and air flow rate is very big, and the dust is not directly blown to the filter house outer wall, and along with the filter house 6 filter hole is blockked up one by one, under equal flow, the flow rate of remaining filter hole becomes faster for the dust is changeed and is adsorbed, so causes vicious circle. It is quickly necessary to re-clean or replace the filter house. The total area of the filter holes of the filter part 6 is larger than the cross-section of the suction nozzle 1, so that the air flow therein is slower and the amount of dirt in the dirt cup is smaller. The dust cup 3 comprises a dust cup upper part 11 integrally connected on the dust collector body, the upper part of the dust cup 3 surrounds the filtering part, the lower part 12 of the dust cup is detachably connected on the upper part of the dust cup 3, and the suction nozzle is communicated with the dust cup upper part 11. The dust is accumulated in the lower part of the dust cup 3 under the action of gravity, and the blowing direction of the suction nozzle 1 is arranged above, so that the dust which is already static can be prevented from being blown, and the dust can be prevented from further adhering to the filter part 6. Meanwhile, the top of the upper part of the dust cup 3 is an inclined surface inclined towards the holding handle 5, and the airflow moves along the inclined surface, so that the dust attached to the filter part can be further blown away.

The filter part 6 comprises a first filter part 9 and a second filter part 10, and the first filter part 9 is arranged outside the second filter part 10. The first filtering part is a metal filter screen, and the second filtering part 10 is a HEPA filter screen. The filter pores of the second filter unit 10 inside are smaller than those of the first filter unit 9, and are also harder to clean, and the provision of the first filter unit can increase the life of the second filter unit 10. The first filter part 9 is made of a conductor material, and the first filter part 9 is grounded through the ground brush part. The dust blown in accumulates charges in the process of colliding with the filter shell and colliding with each other, and is more easily attached to the filter part, the first filter part 9 is grounded to transfer the charges on the dust contacted with the first filter part to the ground, and the possibility that the blown air blows off the first filter part is improved. The life of the filter portion 6 is further improved.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to be limiting in any way, and other variations and modifications are possible without departing from the scope of the invention as set forth in the following claims.

Claims

1. A dust collector is characterized by comprising a suction nozzle and a dust collector main body, wherein the suction nozzle is connected with a ground brush end, a dust cup, a battery pack and a holding handle are sequentially arranged on the dust collector main body in a direction away from the suction nozzle, a filtering part and an air draft device are arranged in the dust collector main body, air outlet holes are formed in the holding handle and the air draft device of the dust collector main body, when the dust collector works, external air flow enters the dust cup through the suction nozzle and enters the air draft device through the filtering part, the air flow entering the air draft device leaves through the air outlet holes, and the suction nozzle is connected to the upper end of the dust cup.

2. A vacuum cleaner as claimed in claim 1, characterized in that the filter house comprises a first filter house and a second filter house, the first filter house being arranged outside the second filter house.

3. The vacuum cleaner as claimed in claim 2, wherein the first filter is made of a conductive material, and the first filter is grounded through the ground brush.

4. The vacuum cleaner of claim 1, wherein the dirt cup includes an upper portion integrally connected to the vacuum cleaner body, the upper portion surrounding the filter portion, a lower portion detachably connected to the upper portion, and a height of the dirt cup is greater than a diameter of the dirt cup.

5. The vacuum cleaner of claim 1, wherein the air extracting device includes a motor, a cushion, and a damping ring, the motor is disposed between the cushion and the damping ring, and the cushion and the damping ring are fixedly coupled to the vacuum cleaner body.

6. The vacuum cleaner as claimed in claim 4, wherein a bottom cover is pivotally connected to a bottom of the dust cup, a bottom cover switch is provided on an outer sidewall of the dust cup for positioning the bottom cover, the bottom cover switch is pivotally connected to the dust cup, the bottom cover switch is provided with an elastic member and a hook at opposite ends of the pivotal connection point, the elastic member and the hook are respectively abutted against the dust cup, and the hook hooks an end of the bottom cover away from the pivotal connection point.

7. The vacuum cleaner as claimed in any one of claims 1 to 6, wherein the main body of the vacuum cleaner is extended with a positioning sleeve at the position of the suction nozzle, the suction nozzle is arranged at the core part of the positioning sleeve, and a female needle bracket and a ground brush hanging groove for positioning the ground brush end are further arranged in the positioning and interplanting way.