Dust collector

Abstract

The utility model discloses a dust collector which comprises a dust cup. A vacuum source is arranged at the upper part of the dust cup; a handheld part is arranged on one side of the dust cup, and an air inlet pipe is arranged on the other side of the dust cup; the air inlet pipe is communicated with the interior of the dust cup; an annular metal net is arranged at the upper part in the dust cup; an inner cone is arranged in the middle of the metal net; the inner cone is hollow, and the top of the inner cone blocks the top between the metal net and the inner cone; a motor is arranged in the vacuum source; an air outlet hole is formed in the side part of the vacuum source; an HEPA is arranged between the inner cone and the motor; during working, air flow enters the dust cup from the air inlet pipe, is subjected to primary cyclone separation through the metal net, enters the metal net, is subjected to secondary cyclone separation around the inner cone, enters the bottom of the inner cone, enters the motor through the HEPA, and finally is discharged from the air outlet hole; the dust collector disclosed by the utility model is higher in filtering efficiency.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the dust catcher related technical field, and specifically relates to a dust catcher with higher filtering efficiency. BACKGROUND

[0002] The common dust catcher comprises a dust cup, a vacuum source arranged on the upper portion of the dust cup, a hand holding portion arranged on one side of the dust cup, an air inlet pipe arranged on the other side of the dust cup, the air inlet pipe being in communication with the dust cup, a circular ring metal net arranged on the upper portion in the dust cup, a middle portion of the metal net being provided with an inverted conical filter, the inverted conical filter being hollow, the top of the inverted conical filter blocking the top between the metal net and the inverted conical filter, a motor arranged in the vacuum source, and an air outlet hole arranged on the side of the vacuum source.

[0003] Therefore, the utility model discloses a dust catcher with higher filtering efficiency. SUMMARY

[0004] The utility model discloses a dust catcher with higher filtering efficiency.

[0005] To achieve the above object, the utility model provides the following technical scheme: a dust catcher comprising a dust cup, a vacuum source arranged on the upper portion of the dust cup, a hand holding portion arranged on one side of the dust cup, an air inlet pipe arranged on the other side of the dust cup, the air inlet pipe being in communication with the dust cup, a circular ring metal net arranged on the upper portion in the dust cup, a middle portion of the metal net being provided with an inverted conical filter, the inverted conical filter being hollow, the top of the inverted conical filter blocking the top between the metal net and the inverted conical filter, a motor arranged in the vacuum source, an air outlet hole arranged on the side of the vacuum source, a hepa arranged between the inverted conical filter and the motor, air current entering the dust cup from the air inlet pipe, being separated by the metal net once, entering the inside of the metal net, being separated by the inverted conical filter again, entering the inside of the inverted conical filter, entering the motor through the hepa, and finally completing air outlet from the air outlet hole.

[0006] Preferably, the hepa is a planar hepa.

[0007] Preferably, the bottom of the inverted conical filter is provided with a dust guide plate, and there is a gap between the dust guide plate and the bottom inlet of the inverted conical filter.

[0008] Preferably, the dust guide plate is arranged in an arc shape, and the lowest point of the dust guide plate is the lowest point of the arc shape.

[0009] Compared with the prior art, the dust collector has the following beneficial effects:

[0010] The inner cone is used instead of the original conical filter gauze, and a flat gauze is arranged between the inner cone and the motor, so that the filtering efficiency is higher. BRIEF DESCRIPTION OF DRAWINGS

[0011] The accompanying drawings are used to provide further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation to the present application, and in the drawings:

[0012] Fig. 1 A three-dimensional structure schematic view of the dust collector is provided for the present application;

[0013] Fig. 2 A front view of the dust collector is provided for the present application;

[0014] Fig. 3 An enlarged sectional view of the dust collector is provided for the present application;

[0015] In the drawings: 1, dust cup; 2, air inlet pipe; 3, vacuum source; 4, hand-held part; 11, metal mesh; 12, inner cone; 13, gauze; 31, air outlet hole; 32, motor. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0017] Please refer to Figs. 1-3The utility model provides a technical scheme: a dust collector, including dust cup 1, the upper portion of dust cup 1 is provided with vacuum source 3, one side of dust cup 1 is provided with hand -held part 4, and the other side is provided with air inlet pipe 2, air inlet pipe 2 is connected with dust cup 1 in intercommunication, the upper portion in dust cup 1 is provided circular ring metal net 11, the top of metal net 11 is sealed between dust cup 1 and metal net 11, the middle part of metal net 11 is provided with inner cone 12, inner cone 12 is hollow, and the top of inner cone 12 is sealed between metal net 11 and inner cone 12, motor 32 is provided in vacuum source 3, and the side of vacuum source 3 is provided with air outlet hole 31, and the sea pa 13 is arranged between inner cone 12 and motor 32, when working, airflow enters dust cup 1 from air inlet pipe 2 and is separated by metal net 11 once, then enters the inside of metal net 11, and is separated again around inner cone 12, then enters from the bottom of inner cone 12, passes through sea pa 13 and enters motor 32, and finally completes air outlet from air outlet hole 31.

[0018] In the embodiment, the sea pa 13 is a planar sea pa.

[0019] In the embodiment, the bottom of the inner cone 12 is provided with a dust guide plate (not labeled), and there is a gap between the dust guide plate and the bottom inlet of the inner cone 12. The dust guide plate is arc-shaped, and the lowest point is the lowest point of the arc.

[0020] Compared with the prior art, the utility model has the following beneficial effects:

[0021] The dust collector uses the inner cone 12 to replace the original conical filter sea pa, and a planar sea pa 13 is arranged between the inner cone 12 and the motor 32, so that the filtering efficiency is higher.

[0022] Although embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, replacements, and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A vacuum cleaner, comprising a dust cup; a vacuum source is disposed at the upper part of the dust cup; a handheld part is disposed on one side of the dust cup, and an air inlet pipe is disposed on the other side; the air inlet pipe communicates with the interior of the dust cup; a circular metal mesh is disposed at the upper part of the interior of the dust cup; characterized in that: The metal mesh has an inner cone in the middle; the inner cone is hollow and its top seals the top between the metal mesh and the inner cone; a motor is installed inside the vacuum source; an air outlet is provided on the side of the vacuum source; a HEPA filter is installed between the inner cone and the motor; the HEPA filter is a planar HEPA filter.

2. The vacuum cleaner according to claim 1, characterized in that: The bottom of the inner cone is provided with a dust-guiding plate, and there is a gap between the dust-guiding plate and the bottom inlet of the inner cone.

3. The vacuum cleaner according to claim 2, characterized in that: The ash-drawing plate is arranged in an arc shape, and its lowest point is the lowest point of the arc.

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