CN215305445U

CN215305445U - Portable dust collector

Info

Publication number: CN215305445U
Application number: CN202120711437.1U
Authority: CN
Inventors: 李繁盛
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-12-28
Anticipated expiration: 2031-04-07

Abstract

The utility model belongs to the technical field of household cleaning appliances, and particularly relates to a portable dust collector which comprises a machine body, wherein a dust suction port and an exhaust port are respectively arranged at two ends of the machine body, an air flow channel communicated with the dust suction port and the exhaust port is formed between the dust suction port and the exhaust port, a dust collecting component, a negative pressure device and a power supply component are also arranged on the machine body, the negative pressure device comprises a driving motor, a fixed impeller, an impeller and an impeller cover, air holes for air flow circulation are respectively formed in the fixed impeller and the impeller cover, the fixed impeller is fixed on the machine body, a motor shaft of the driving motor penetrates through the fixed impeller and is sleeved with the impeller, the impeller is arranged between the fixed impeller and the impeller cover, the fixed impeller and the impeller cover are connected through welding, the tightness of the connection between the fixed impeller and the impeller cover is greatly enhanced, wind power generated by the impeller is not easy to leak from the connection position, and the stability of dust removal suction force is better. More importantly, the welding connection is not easy to form resonance, the damage force is reduced, and the service life of the utility model is prolonged.

Description

Portable dust collector

Technical Field

The utility model belongs to the technical field of household cleaning appliances, and particularly relates to a portable dust collector.

Background

At present, a dust collector is widely applied to the life of people as a household cleaning appliance can automatically collect dust and sundries on different positions of the ground, furniture and the like. The vacuum cleaners include horizontal vacuum cleaners, vertical vacuum cleaners, hand-held vacuum cleaners and the like, wherein, the wireless hand-held vacuum cleaner has the advantages of small size, portability, flexibility, wide application and the like due to the self-contained battery, and is popular with people.

The dust collector comprises a machine body, wherein an air inlet and an air outlet are formed in two ends of the machine body, a negative pressure device used for generating dust removal suction force is arranged in the machine body and comprises a driving motor, a fixed impeller, an impeller and an impeller cover, the impeller is arranged between the fixed impeller and the impeller cover, the driving motor drives the impeller to rotate at a high speed to generate negative pressure, dust and air enter the machine body from the air inlet, and purified air flow after filtration is discharged out of the machine body from the air outlet. In the prior art, a fixed impeller and an impeller cover are usually connected by a buckle, and although the fixed impeller and the impeller cover are convenient to assemble, the fixed impeller and the impeller cover are not tightly connected and have gaps, so that air leakage is easy to occur, the dust removal suction is reduced, and the dust removal effect is influenced; and under the action of the driving motor, the fixed impeller and the impeller cover are easy to resonate, so that the fatigue damage strength is increased, and the service life of the dust collector is shortened.

Disclosure of Invention

The utility model aims to provide a portable dust collector which has the advantages of simple structure, tight connection, difficult air leakage and longer service life.

The purpose of the utility model is realized as follows:

the utility model provides a handy dust collector, includes the organism, and the organism both ends are equipped with dust absorption mouth and gas vent respectively, are formed with the air current passageway that is linked together between dust absorption mouth and the gas vent, still are provided with collection dirt subassembly, negative pressure equipment and power supply module on the organism, negative pressure equipment includes driving motor, fixed impeller, impeller and impeller casing, all offers the air vent that is used for the air current circulation on fixed impeller and the impeller casing, fixed impeller is fixed on the organism, driving motor's motor shaft passes fixed impeller and cover are equipped with the impeller, the impeller sets up between fixed impeller and impeller casing, fixed impeller passes through welded connection with the impeller casing.

Further, the organism is including dismantling the last fuselage and the lower fuselage that sets up, negative pressure device and power supply module are fixed to be set up in last fuselage, the fixed setting of collection dirt subassembly is in fuselage down.

Furthermore, the lower machine body is connected with the impeller cover through a buckle, a buckle groove is formed in the lower machine body, and a buckle piece matched with the buckle groove is formed in the impeller cover.

Furthermore, the dust collection assembly comprises a dust collection bin communicated with the air inlet, a filter element for separating dust and air is arranged in the dust collection bin, the filter element is connected with the impeller cover, and air flow enters the filter element and is discharged from the air outlet after passing through the negative pressure device and the power supply assembly.

Furthermore, the power supply assembly comprises a battery arranged in the machine body, a circuit board used for connecting the battery and the driving motor, and a switch button used for controlling the on-off of the circuit board.

Furthermore, a suction head is detachably arranged on the air inlet.

Compared with the prior art, the utility model has the outstanding and beneficial technical effects that:

the fixed impeller and the impeller cover are both provided with the vent holes for air flow circulation, air flow exhausted from the exhaust port after being sucked from the dust suction port needs to flow through the negative pressure device, the impeller is installed on a motor shaft of the driving motor, the fixed impeller and the impeller cover are connected in a welding mode, the connection tightness of the fixed impeller and the impeller cover is greatly enhanced, wind power generated by the impeller is not easy to leak from the connection position, and the dust removal suction stability is better. More importantly, the fixed impeller and the impeller cover which are connected by welding are not easy to form resonance under the high rotation frequency of the driving motor, the damage force is reduced, and the service life of the utility model is prolonged.

Drawings

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

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

Fig. 3 is a perspective view of the present invention with the body case removed.

Fig. 4 is one of the exploded views of the present invention.

Fig. 5 is an exploded view of the second aspect of the present invention.

Fig. 6 is a perspective view of the negative pressure device.

Fig. 7 is an exploded view of the negative pressure device.

The reference numerals in the figures denote the meanings:

1-body; 2-dust absorption port; 3-an exhaust port; 4-driving the motor; 5-fixing the impeller; 6-impeller;

7-impeller shroud; 8-vent holes; 9-motor shaft; 10-an upper fuselage; 11-a lower fuselage; 12-a snap groove;

13-a fastener; 14-a dust collection bin; 15-a filter element; 16-a battery; 17-a circuit board; 18-a switch button;

19-suction head.

Detailed Description

The utility model is further described below with reference to specific examples:

the utility model provides a handy dust collector, includes

organism

1, and 1 both ends of organism are equipped with dust absorption mouth 2 and gas vent 3 respectively, are formed with the air current passageway that is linked together between dust absorption mouth 2 and the gas vent 3, still are provided with collection dirt subassembly, negative pressure equipment and power supply module on the organism 1, negative pressure equipment includes driving motor 4, stator 5, impeller 6 and impeller shroud 7, all offers the air vent 8 that is used for the air current circulation on stator 5 and the impeller shroud 7, stator 5 fixes on the organism 1, and driving motor 4's motor shaft 9 passes stator 5 and cover are equipped with impeller 6, impeller 6 set up between stator 5 and impeller shroud 7, stator 5 passes through welded connection with impeller shroud 7.

According to the utility model, the fixed impeller 5 and the impeller cover 7 are respectively provided with the vent hole 8 for air flow circulation, air flow exhausted from the exhaust port 3 after being sucked from the dust suction port 2 needs to flow through the negative pressure device, the impeller 6 is installed on the motor shaft 9 of the driving motor 4, the fixed impeller 5 and the impeller cover 7 are connected by welding, the connection tightness of the fixed impeller and the impeller cover is greatly enhanced, wind power generated by the impeller 6 is not easy to leak from the connection part, and the dust removal suction stability is better. More importantly, the fixed impeller 5 and the impeller cover 7 which are connected by welding are not easy to form resonance under the high rotation frequency of the driving motor 4, so that the damage force is reduced, and the service life of the utility model is prolonged.

Preferably, the machine body 1 comprises an upper machine body 10 and a lower machine body 11 which are detachably arranged, the negative pressure device and the power supply component are fixedly arranged in the upper machine body 10, and the dust collecting component is fixedly arranged in the lower machine body 11. The upper body 10 and the lower body 11 can be detached and separated relatively, which is convenient for installation, replacement and maintenance of the device arranged in the machine body 1. The upper machine body 10 and the lower machine body 11 are respectively provided with a plurality of mounting grooves and mounting seats for mounting an integrated assembly, a negative pressure device and a power supply assembly.

Preferably, the dust collecting assembly and the negative pressure device are positioned on the same axis, so that the dust collecting assembly is compact in structure, small in occupied space and convenient to carry by hand; and the airflow flowing out of the dust collecting component can directly enter the negative pressure device, so that the flowing resistance of the airflow is reduced, and the suction loss of the vacuum cleaner is further reduced.

Preferably, the lower machine body 11 is connected with the impeller casing 7 through a buckle, a buckle groove 12 is formed in the lower machine body 11, and a buckle piece 13 matched with the buckle groove 12 is formed on the impeller casing 7.

The utility model discloses a connecting mode convenient to disassemble, wherein an impeller cover 7 is welded on a fixed impeller 5, the fixed impeller 5 is fixed on an upper machine body 10, a lower machine body 11 is connected with the impeller cover 7 through a buckle, an L-shaped buckle groove 12 is formed in the lower machine body 11, a buckle piece 13 matched with the buckle groove 12 is formed in the impeller cover 7, and when the connecting mode is used, the buckle piece 13 is inserted into a vertical notch of the buckle groove 12 only by aligning the buckle piece 13 with the vertical notch, and then the upper machine body 10 is rotated, so that the buckle piece 13 is clamped into a transverse notch of the buckle groove 12, and the connection and the fixation are completed. This simple structure, easy dismounting can pull down the collection dirt subassembly on the fuselage 11 down, and the ash is fallen to the twisting, and is clean easy.

Preferably, the dust collecting assembly comprises a dust collecting bin 14 communicated with the air inlet, a filter element 15 for separating dust and air is arranged in the dust collecting bin 14, the filter element 15 is connected with the impeller cover 7, and air flow enters the filter element 15, passes through the negative pressure device and the power supply assembly and then is discharged from the air outlet 3. The dust collecting bin 14 is used for collecting dust mites and sundries sucked from the dust suction port 2, a filter element 15 used for separating dust and air is arranged in the dust collecting bin 14, and a plurality of micro-dust are blocked by the filter element 15 and cannot pass through the filter element 15 to enter the negative pressure device, so that the discharged air flow is cleaner.

Preferably, the filter element 15 is cylindrical, a filter screen for separating dust and gas is arranged on the filter element 15, and the filter screen is a filter medium with a filter grade of HEPA or higher. The filter element 15 can filter dust particles and can be washed by water, so that the phenomenon that garbage residues generate peculiar smell and block an air flow channel to cause suction attenuation is prevented.

Preferably, the power supply assembly comprises a battery 16 arranged in the machine body 1, a circuit board 17 for connecting the battery 16 and the driving motor 4, and a switch button 18 for controlling the on-off of the circuit board 17. The power supply assembly is also arranged on the same axis of the dust collecting assembly and the negative pressure device, the space utilization is reasonable, and the air flow circulation is smooth. The battery 16 and the circuit board 17 are both arranged in the upper machine body 10, and the switch button 18 is arranged outside the machine body, so that the appearance is simple and atmosphere. The switch button 18 is evenly formed with a plurality of air outlets 3 along the circumferential direction, so that air can be exhausted smoothly.

Preferably, the suction head 19 is detachably arranged on the air inlet. The suction head 19 of the air inlet can be replaced by different suction heads 19 according to the actual use requirement. Preferably, the suction head 19 is a long and flat suction head 19, and the suction port is formed in an inclined trapezoid shape, so that the cleaning surface is wide and corner gaps can be easily removed.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. The utility model provides a handy dust collector, includes organism (1), and organism (1) both ends are equipped with dust absorption mouth (2) and gas vent (3) respectively, are formed with the air current passageway that is linked together between dust absorption mouth (2) and gas vent (3), still are provided with collection dirt subassembly, negative pressure device and power supply module on organism (1), its characterized in that: the negative pressure device comprises a driving motor (4), a fixed impeller (5), an impeller (6) and an impeller cover (7), wherein air vents (8) for air flow circulation are formed in the fixed impeller (5) and the impeller cover (7), the fixed impeller (5) is fixed on the machine body (1), a motor shaft (9) of the driving motor (4) penetrates through the fixed impeller (5) and is sleeved with the impeller (6), the impeller (6) is arranged between the fixed impeller (5) and the impeller cover (7), and the fixed impeller (5) is connected with the impeller cover (7) in a welding mode.

2. A handy cleaner as recited in claim 1, wherein: the machine body (1) comprises an upper machine body (10) and a lower machine body (11) which are detachably arranged, the negative pressure device and the power supply assembly are fixedly arranged in the upper machine body (10), and the dust collection assembly is fixedly arranged in the lower machine body (11).

3. A handy cleaner as recited in claim 2, wherein: the lower machine body (11) is connected with the impeller cover (7) through a buckle, a buckle groove (12) is formed in the lower machine body (11), and a buckle piece (13) matched with the buckle groove (12) is formed in the impeller cover (7).

4. A handy cleaner as recited in claim 1, wherein: the dust collection assembly comprises a dust collection bin (14) communicated with the air inlet, a filter element (15) for separating dust and air is arranged in the dust collection bin (14), the filter element (15) is connected with the impeller cover (7), and air flow enters the filter element (15) and is discharged from the air outlet (3) after passing through the negative pressure device and the power supply assembly.

5. A handy cleaner as recited in claim 1, wherein: the power supply assembly comprises a battery (16) arranged in the machine body (1), a circuit board (17) used for connecting the battery (16) and the driving motor (4), and a switch button (18) used for controlling the on-off of the circuit board (17).

6. A handy cleaner as recited in claim 1, wherein: the air inlet is detachably provided with a suction head (19).