CN215127975U

CN215127975U - Dust blocking mechanism of handheld dust collector and handheld dust collector

Info

Publication number: CN215127975U
Application number: CN202120239454.XU
Authority: CN
Inventors: 于宇; 王兆峰
Original assignee: Suzhou Puwoda Intelligent Technology Co ltd
Current assignee: Suzhou Puwoda Intelligent Technology Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-12-14
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses a handheld dust collector's fender dirt mechanism is applied to on the handheld dust collector, the handheld dust collector includes that the air current takes place subassembly, cyclone subassembly, power supply module, suction line and dirt cup, and this handheld dust collector's fender dirt mechanism includes the fender dirt piece, the fender dirt piece is located in the suction line so that the suction line is in the inboard and outboard of fender dirt piece is isolated, the fender dirt piece is emptyd so that under the effect of wind power suction line switches on. The dust-blocking sheet is arranged in the suction pipeline, and the inlet of the dust cup is not provided with the dust-blocking sheet, so that the sectional area of the air channel for the dust and the garbage to enter the dust cup is increased, the dust and the garbage can enter the dust cup conveniently, and the inlet of the dust cup can not be blocked; simultaneously with the dust response infrared module setting in the wind channel with the switching mouth department of dirt cup, the user can easily clean the inner wall of the switching mouth of suction line after taking off the dirt cup.

Description

Dust blocking mechanism of handheld dust collector and handheld dust collector

Technical Field

The utility model relates to a dust catcher technical field especially relates to a dust blocking mechanism and hand-held type dust catcher of hand-held type dust catcher.

Background

The dust collector is a cleaning device commonly used in family life, and a lot of dust is accumulated in the dust collector due to frequent daily use, so that the use of the dust collector is influenced. The dust blocking mechanism of the existing handheld dust collector comprises an airflow generating device, a cyclone separating device, a suction pipeline, a dust cup, a power supply assembly and the like, wherein the suction pipeline is generally arranged in parallel with the dust cup and is communicated with the dust cup, a dust blocking sheet is generally movably arranged at an inlet of the dust cup communicated with a suction air channel, when the dust collector is started, dust, garbage and air enter the suction pipeline and enter the dust cup, and at the moment, due to the action of wind force, the dust blocking sheet arranged at the air inlet of the dust cup is pushed into the dust cup under the action of the wind force, so that an inlet allowing the dust, the garbage and the air to enter the dust cup is formed.

The dust blocking sheet can completely prevent dust or rubbish from leaking out of the dust collector, but when the dust collector collects dust, the dust blocking sheet is opened into the dust cup under the action of wind power, only a small channel can be formed, namely, the sectional area of an air channel through which the dust enters the dust cup is small, and large-particle rubbish is easily clamped at the inlet of the dust cup, so that the suction force of the dust collector is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dust blocking mechanism of a handheld dust collector and the handheld dust collector to overcome the defects of the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model discloses a handheld dust collector's fender dirt mechanism is applied to on the handheld dust collector, the handheld dust collector includes that the air current takes place subassembly, cyclone subassembly, power supply module, suction line and dirt cup, and this handheld dust collector's fender dirt mechanism includes the fender dirt piece, the fender dirt piece is located in the suction line so that the suction line is in the inside and outside of fender dirt piece is isolated, the fender dirt piece inwards inclines so that under the effect of wind force suction line switches on.

Preferably, the dust blocking sheet is rotatably connected with the inside of the suction pipeline.

Preferably, a rotating shaft is arranged at the bottom end of the dust blocking piece, two connecting holes matched with the rotating shaft are formed in the suction pipeline, two ends of the rotating shaft are arranged in the corresponding connecting holes respectively, and a return spring is further sleeved on the rotating shaft.

Still further preferably, the return spring is a torsion spring.

Preferably, the dust blocking sheet is fixedly connected with the inside of the suction pipeline, the dust blocking sheet has set elasticity, and the dust blocking sheet elastically deforms under the action of wind power to enable the suction pipeline to be conducted.

Preferably, the upper inner wall of the suction duct comprises a section of arc-shaped wall, and the arc shape of the arc-shaped wall is consistent with the inward rotating track of the dust blocking sheet under the action of wind power.

Preferably, the suction pipe includes interior casing and shell body, be provided with dust sensor between interior casing and the shell body, dust sensor is located interior casing with the switching mouth department of the switching of dirt cup, just at least interior casing with the switching mouth department of the switching of dirt cup is transparent casing.

Further preferably, the dust sensor is an infrared correlation sensor, and the infrared correlation sensor comprises an infrared emitting module and a receiving module which are arranged oppositely.

Further preferably, the dust blocking sheet is located at a front end/middle portion in the suction duct and in front of the dust sensor.

Compared with the prior art, the utility model has the advantages of:

1) the utility model discloses a change the position of keeping off the dirt piece, will keep off the dirt piece and set up in the suction line, and the entrance of dirt cup no longer sets up the piece that keeps off the dirt, therefore has increased the wind channel sectional area that dust and rubbish got into the dirt cup, consequently does benefit to dust and rubbish and gets into to the dirt cup in, and can not block up the entry of dirt cup.

2) The utility model discloses with the dust sensor setting between the shell body and the interior casing of suction channel, the user can easily clean the inner wall of suction line's switching mouth after only taking off the dirt cup.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

Fig. 1 is a schematic structural view of a handheld vacuum cleaner provided in embodiment 1 of the present invention;

fig. 2 is a partial schematic view of a handheld vacuum cleaner provided in embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a dust blocking mechanism of a handheld vacuum cleaner according to embodiment 1 of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1:

referring to fig. 1-3, embodiment 1 of the present invention provides a dust blocking mechanism for a handheld vacuum cleaner, which is applied to a handheld vacuum cleaner, the handheld vacuum cleaner includes an airflow generation assembly, a cyclone assembly, a power supply assembly, a suction pipe 2 and a dust cup 1, the suction pipe 2 is located below the dust cup 1 in parallel, the dust blocking mechanism for the handheld vacuum cleaner includes a dust blocking sheet 3, the dust blocking sheet 3 is located in the suction pipe 2 so that the suction pipe 2 is isolated at the inner side and the outer side of the dust blocking sheet 3, and the dust blocking sheet 33 inclines inwards under the action of wind force so that the suction pipe 2 is conducted.

Wherein, the dust blocking sheet 3 is rotationally connected with the suction pipeline 2. When the dust collector is not started, the dust blocking sheet 3 in a static state seals the interior of the suction pipeline 2 to prevent dust in the pipeline from falling; when the dust collector is started, the dust blocking sheet 3 is pushed to the inner side of the suction pipeline 2 under the action of wind power, so that the suction pipeline 2 is unblocked, and fluid can be sucked into the dust cup 1.

Preferably, the bottom end of the dust guard 3 is provided with a rotating shaft 31, the suction pipe 2 is provided with two connecting holes 25 matching with the rotating shaft 31, two ends of the rotating shaft 31 are respectively arranged in the corresponding connecting holes, and the rotating shaft 31 is further sleeved with a return spring 32. Among them, the return spring 32 is preferably a torsion spring.

When the dust collector is closed, the wind power in the suction pipeline 2 disappears, the return spring 32 drives the dust blocking sheet 3 on the rotating shaft 31 to return, the dust blocking sheet 3 can prevent dust from falling from the inside of the dust collector, and dust or dirt remained in the suction pipeline can be brought into the cyclone separator assembly during the next dust collection.

Preferably, the upper inner wall of the suction duct 2 comprises a segment of arc-shaped wall 21, the arc shape of the arc-shaped wall 21 is consistent with the inward rotation track of the dust-guard sheet 3 under the action of wind power, and the arc-shaped wall 21 plays a certain role in guiding the movement direction of the dust-guard sheet 3.

Preferably, the suction duct 2 comprises an inner housing 22 and an outer housing 23, the dust sensor 4 is arranged between the inner housing 22 and the outer housing 23, the dust sensor 4 is located at an adapter 24 of the inner housing 22 and the dust cup 1, and at least the adapter 24 of the inner housing 22 and the dust cup 1 is a transparent housing. Further preferably, the dust sensor 4 is an infrared correlation sensor, and the infrared correlation sensor comprises an infrared transmitting module and an infrared receiving module which are arranged oppositely. After the dust cup 1 is taken down from a user, the rotary interface 24 can be directly cleaned, the problem of lag caused by influence of dust accumulation on the induction of the dust sensor 4 is avoided, and the smoothness of air inlet is kept.

Further preferably, the dust-blocking sheet 3 is located at the front end/middle portion in the suction duct 2 and in front of the dust sensor 4.

Example 2:

the embodiment 2 of the utility model discloses hand-held vacuum cleaner's fender dirt mechanism and hand-held vacuum cleaner, the disclosed fender dirt mechanism of this embodiment 2 and hand-held vacuum cleaner are similar with embodiment 1, and the difference lies in fender dirt piece connected mode and material nature, fender dirt piece and the inside fixed connection of suction pipe in this embodiment 2, and the fender dirt piece has and sets for elasticity, and the fender dirt piece takes place elastic deformation under wind-force effect so that the suction pipe switches on. When the reset is needed, the reset can be realized by the elasticity of the self, and also can be realized by the gravity and the spring.

Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a handheld dust collector's fender dirt mechanism, is applied to on the handheld dust collector, the handheld dust collector includes that the air current takes place subassembly, cyclone subassembly, power supply module, suction duct and dirt cup, its characterized in that: this handheld dust catcher's fender dirt mechanism includes the fender dirt piece, the fender dirt piece is located in the suction line so that the suction line is in the inside and outside of fender dirt piece is isolated, the fender dirt piece inwards inclines so that the suction line switches on under the effect of wind power.

2. A dust stopping mechanism of a hand-held cleaner according to claim 1, wherein: the dust blocking sheet is rotatably connected with the interior of the suction pipeline.

3. A dust stopping mechanism of a hand-held cleaner according to claim 2, wherein: the bottom end of the dust blocking sheet is provided with a rotating shaft, two connecting holes matched with the rotating shaft are formed in the suction pipeline, two ends of the rotating shaft are arranged in the corresponding connecting holes respectively, and the rotating shaft is further sleeved with a reset spring.

4. A dust stopping mechanism of a hand-held cleaner according to claim 3, wherein: the reset spring is a torsion spring.

5. A dust stopping mechanism of a hand-held cleaner according to claim 1, wherein: the dust blocking sheet is fixedly connected with the inside of the suction pipeline, the dust blocking sheet has set elasticity, and the dust blocking sheet elastically deforms under the action of wind power to enable the suction pipeline to be conducted.

6. A dust stopping mechanism of a hand-held cleaner according to claim 1, wherein: the upper inner wall of the suction pipeline comprises a section of arc-shaped wall, and the arc shape of the arc-shaped wall is consistent with the inward rotating track of the dust blocking sheet under the action of wind power.

7. A dust stopping mechanism of a hand-held cleaner according to claim 1, wherein: the suction pipe comprises an inner shell and an outer shell, a dust sensor is arranged between the inner shell and the outer shell, the dust sensor is located at the switching port of the switching of the dust cup, and at least the inner shell is located at the switching port of the switching of the dust cup and is a transparent shell.

8. A dust stopping mechanism of a hand-held cleaner according to claim 7, wherein: the dust sensor adopts an infrared correlation sensor which comprises an infrared transmitting module and a receiving module which are oppositely arranged.

9. A dust stopping mechanism of a hand-held cleaner according to claim 7, wherein: the dust blocking sheet is positioned at the front end/middle part in the suction pipeline and in front of the dust sensor.

10. A hand-held cleaner, characterized by: dust retaining mechanism comprising a hand-held cleaner according to any of claims 1-8.