CN215227192U - Dust separation structure for dust cup air duct of handheld dust collector - Google Patents
Dust separation structure for dust cup air duct of handheld dust collector Download PDFInfo
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- CN215227192U CN215227192U CN202120358473.4U CN202120358473U CN215227192U CN 215227192 U CN215227192 U CN 215227192U CN 202120358473 U CN202120358473 U CN 202120358473U CN 215227192 U CN215227192 U CN 215227192U
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Abstract
The utility model discloses a dust separation structure of a dust cup air duct of a handheld dust collector, a dust cup channel is arranged in a dust separation part, the dust cup channel separates the space in the dust separation part into an air inlet space in the channel and a dust separation space outside the channel, the lower end of the air inlet space in the channel is connected with an air inlet, the upper end of the air inlet space in the channel is communicated with the dust separation space outside the channel through an air guide port, the air guide port inclines downwards, the outer surface of the dust cup channel is provided with a spiral air deflector which moves up and down, the upper end of the air deflector is aligned with the air guide port, so that the air flow entering the dust-leaving space outside the channel from the air guide port flows to the lower part of the dust-leaving space outside the channel along the air guide plate, the upper part of the dust-leaving space outside the channel is provided with a dust cup outlet which is communicated with the lower end of the filtering part, the filtering part is internally provided with a filtering device, the dust cup is used for filtering air flow, the outer surface of a dust cup channel is provided with a sound absorption mesh, and the sound absorption mesh is used for reducing noise generated by vibration of the air flow in an external dust-leaving space. The utility model has the advantages of reducing the replacement frequency of the filter handkerchief and reducing the noise.
Description
Technical Field
The utility model relates to a technical field of handheld dust catcher especially relates to a handheld dust catcher dirt cup wind channel is from dirt structure.
Background
The dust collector utilizes a motor to drive a fan to rotate at a high speed, so that partial vacuum is formed in a dust collecting chamber, air pressure difference is formed between the partial vacuum and the outside of the dust collecting chamber to generate air flow, dust is sucked into the dust collecting chamber along with the air flow, and the dust is filtered, retained in the dust collecting chamber and discharged with clean air. The handheld dust collector is popular because of its small volume and convenient use.
As one type of dust collector, a cup type dust collector is provided with a cup for collecting dust, and in practical use, the cup type dust collector has two disadvantages: one is that the filter HEPA used for filtering dust has better filtering function, but is easy to saturate and is replaced more frequently, and the other is that the noise generated is larger because the airflow is surged at the dust-separating part of the dust collector.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art's current situation, provide one kind and can reduce and filter the handheld dust catcher dirt cup wind channel of handkerchief change frequency, small in noise and leave dirt structure.
In order to realize the technical purpose, the utility model discloses the technical scheme who takes does:
handheld dust catcher dirt cup wind channel is from dirt structure, including dust catcher cup shell, be provided with in the dust catcher cup shell from dirt portion, filter house and fan installation department, air inlet and gas outlet have been seted up on the dust catcher cup shell, install battery and fan in the fan installation department, and the battery is the fan power supply, and the fan can produce the wind pressure, makes the air current in proper order from the air inlet behind dirt portion and the filter house, blows off from the gas outlet, wherein: the dust cup passage is arranged in the dust separation part and divides the space in the dust separation part into an air inlet space in the passage and a dust separation space outside the passage, the lower end of the air inlet space in the passage is connected with the air inlet, the upper end of the air inlet space in the passage is communicated with the dust separation space outside the passage through an air guide port, the air guide port inclines downwards, the outer surface of the dust cup passage is provided with a spiral air guide plate which moves up and down, the upper end of the air guide plate is aligned with the air guide port, so that air flow entering the dust separation space outside the passage from the air guide port flows to the lower part of the dust separation space outside the passage along the air guide plate, the upper part of the dust separation space outside the passage is provided with a dust cup outlet, the dust cup outlet is communicated with the lower end of the filtering part, a filtering device is arranged in the filtering part and used for filtering the air flow, the outer surface of the dust cup passage is provided with sound absorption meshes, and the sound absorption meshes are used for reducing noise generated by the air flow due to vibration in the dust separation space outside the passage.
In order to optimize the technical scheme, the specific measures adopted further comprise:
the filtering device is used for filtering the HEPA.
The fan comprises a motor and fan blades, the fan blades are positioned right above the filter HEPA, the motor is positioned above the fan blades, and the motor can drive the fan blades to rotate.
A gap is formed between the fan and the shell of the fan mounting part, air flow can enter from the lower end of the fan mounting part through the gap, air flow flows out from the upper end of the fan mounting part, and the upper end of the fan mounting part is connected with the air outlet.
The vacuum cleaner cup shell is provided with a holding handle.
The handle of the dust collector cup shell is provided with a control button, and the control button is connected to a battery and a circuit lead of the fan and used for controlling the on-off of the fan.
The vacuum cleaner cup shell is a plastic shell.
The dust separation part, the filter part and the fan installation part are detachably and fixedly connected.
The dust cup channel and the air deflector are made of stainless steel materials.
The battery is a lithium battery.
The utility model has the advantages of it is following:
1. the utility model discloses from dirt portion installation dirt cup passageway, and set up the wind-guiding mouth downwards for the slope, further with the air current to guide from dirt portion below with the aviation baffle, and the export of dirt cup then sets up on dust portion upper portion, make the air current that contains a large amount of dusts can flow to the below of leaving dirt portion earlier, partial dust deposits in the below of leaving dirt portion, thereby make the air current obtain preliminary purification, the gas after preliminary purification flows the filter house through the export of dirt cup, the working strength of filtering the handkerchief has effectively been reduced, thereby reduce and filter the frequency of changing of handkerchief.
2. The utility model discloses set up the sound absorption mesh at dirt cup passageway surface, the sound absorption mesh is used for reducing the air current and is outside from the noise that the dirt space produced because of the vibration to effectively reduce the noise of handheld dust catcher, it is more quiet when making handheld dust catcher use.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is an internal structure diagram of the present invention.
The reference numbers in the figures are: the vacuum cleaner comprises a vacuum cleaner cup shell 1, an air inlet 11, an air outlet 12, a holding handle 13, a control button 14, a dust separation part 2, a dust cup channel 21, an air guide opening 22, an air guide plate 23, a dust cup outlet 24, a sound absorption mesh 25, a filter part 3, a filter HEPA 31, a fan installation part 4, a battery 41, a fan 42, a motor 43 and fan blades 44.
Detailed Description
The embodiments of the present invention are described in further detail below.
Handheld dust catcher dirt cup wind channel is from dirt structure, including dust catcher cup shell 1, be provided with in the dust catcher cup shell 1 from dirt portion 2, filter house 3 and fan installation department 4, air inlet 11 and gas outlet 12 have been seted up on the dust catcher cup shell 1, install battery 41 and fan 42 in the fan installation department 4, battery 41 is the power supply of fan 42, fan 42 can produce the wind pressure, make the air current follow air inlet 11 in proper order through from dirt portion 2 and filter house 3 after, blow off from gas outlet 12, wherein: a dust cup channel 21 is arranged in the dust separation part 2, the dust cup channel 21 separates the space in the dust separation part 2 into an air inlet space in the channel and a dust separation space outside the channel, the lower end of the air inlet space in the channel is connected with the air inlet 11, the upper end of the air inlet space in the channel is communicated with the dust separation space outside the channel through an air guide port 22, the air guide port 22 inclines downwards, a spiral air guide plate 23 which moves up and down is arranged on the outer surface of the dust cup channel 21, the upper end of the air guide plate 23 is aligned with the air guide port 22, so that air flow entering the dust separation space outside the channel from the air guide port 22 flows to the lower part of the dust separation space outside the channel along the air guide plate 23, a dust cup outlet 24 is arranged at the upper part of the dust separation space outside the channel, the dust cup outlet 24 is communicated with the lower end of the filter part 3, and a filter device is arranged in the filter part 3 and used for filtering the air flow.
In the example, the filtering device is a filtered HEPA 31.
In an embodiment, the fan 42 includes a motor 43 and fan blades 44, the fan blades 44 are located right above the filter hpa 31, the motor 43 is located above the fan blades 44, and the motor 43 can drive the fan blades 44 to rotate.
In the embodiment, there is a gap between the fan 42 and the housing of the fan mounting portion 4, and the air flow can enter from the lower end of the fan mounting portion 4 and flow out from the upper end of the fan mounting portion 4 through the gap, and the upper end of the fan mounting portion 4 is connected to the air outlet 12.
In the embodiment, the dust collector cup shell 1 is provided with a holding handle 13.
In the embodiment, the vacuum cleaner cup shell 1 is provided with a control button 14 at the holding handle 13, and the control button 14 is connected with the battery 41 and the circuit lead of the fan 42 and is used for controlling the on-off of the fan 42.
In the embodiment, the vacuum cleaner cup shell 1 is a plastic shell.
In the embodiment, the outer surface of the dust cup channel 21 is provided with a sound absorption mesh 25, and the sound absorption mesh 25 is used for reducing the noise generated by the vibration of the airflow in the external dust space.
In the embodiment, the dust separation part 2, the filter part 3 and the fan installation part 4 are detachably and fixedly connected.
In the embodiment, the dust cup channel 21 and the air deflector 23 are made of stainless steel material.
In the embodiment, the battery 41 is a lithium battery.
As shown in fig. 1 and 2, when the handheld vacuum cleaner of the present invention is used, the control button 14 is pressed, the fan 42 is powered on, the fan blade 44 is driven by the motor 43 to rotate, an air flow from bottom to top is generated, the air inlet 11 faces the ground, the dust on the ground is sucked into the dust cup channel 21 through the sucked air flow, and then the air flow enters the dust-separating space outside the channel through the air guide opening 22, as can be clearly seen from fig. 1 and 2, the air guide opening 22 has a downward inclination, and the air deflector 23 is also spirally arranged below the air guide opening 22, so that the air flow is rotated downward when entering the dust-separating space outside the channel, thereby effectively increasing the stroke of the air flow in the dust-separating space outside the channel, and making more dust fall on the lower part of the dust-separating space outside the channel, thereby achieving the primary purification of the air flow and reducing the working strength of filtering the hpace. Ascending air current and descending air current can produce vibration and vortex at the in-process that the air current spiral descends to make handheld dust catcher produce great noise, through being provided with sound absorption mesh 25 at dirt cup passageway 21 surface, can effectively reduce the air current outside from the noise that the dirt space produced because of the vibration, because the air current vibration, the dust that falls on sound absorption mesh 25 can't pile up moreover, sound absorption mesh 25 need not often clear up. The primarily purified air flow enters the filtering part 3 from the dust cup outlet 24, is filtered by the filter HEPA 31 to become clean air flow and flows out from the air outlet 12.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that a person skilled in the art should consider the scope of protection of the present invention to include several modifications and decorations without departing from the principle of the invention.
Claims (10)
1. Handheld dust catcher dirt cup wind channel is from dirt structure, including dust catcher cup shell (1), dust catcher cup shell (1) in be provided with from dirt portion (2), filter house (3) and fan installation department (4), dust catcher cup shell (1) on seted up air inlet (11) and gas outlet (12), fan installation department (4) in install battery (41) and fan (42), battery (41) supply power for fan (42), fan (42) can produce the wind pressure, make the air current follow air inlet (11) in proper order through from dirt portion (2) and filter house (3) after, blow off characterized by from gas outlet (12): a dust cup channel (21) is arranged in the dust separation part (2), the dust cup channel (21) separates the space in the dust separation part (2) into an air inlet space in the channel and a dust separation space outside the channel, the lower end of the air inlet space in the channel is connected with the air inlet (11), the upper end of the air inlet space in the channel is communicated with the dust separation space outside the channel through an air guide opening (22), the air guide opening (22) inclines downwards, the outer surface of the dust cup channel (21) is provided with a vertical spiral air guide plate (23), the upper end of the air guide plate (23) is aligned with the air guide opening (22), so that the air flow entering the dust separation space outside the channel from the air guide opening (22) flows to the lower part of the dust separation space outside the channel along the air guide plate (23), the upper part of the dust separation space outside the channel is provided with an outlet (24), and the outlet (24) of the dust cup is communicated with the lower end of the filter part (3), the dust cup is characterized in that a filtering device is arranged in the filtering part (3) and used for filtering air flow, a sound absorption mesh (25) is arranged on the outer surface of the dust cup channel (21), and the sound absorption mesh (25) is used for reducing noise generated by the air flow in an external dust space due to vibration.
2. The dust cup duct dust separating structure of claim 1, wherein: the filtering device is a filtering HEPA (31).
3. The dust cup air duct dust separating structure of the handheld dust collector as claimed in claim 2, wherein: the fan (42) comprises a motor (43) and fan blades (44), the fan blades (44) are located right above the filter HEPA (31), the motor (43) is located above the fan blades (44), and the motor (43) can drive the fan blades (44) to rotate.
4. The dust cup duct dust separating structure of claim 3, wherein: the fan (42) and the shell of the fan installation part (4) are provided with a gap, air flow can enter from the lower end of the fan installation part (4) through the gap, the upper end of the air flow flows out, and the upper end of the fan installation part (4) is connected with the air outlet (12).
5. The dust cup duct dust separating structure of claim 4, wherein: the vacuum cleaner cup shell (1) is provided with a holding handle (13).
6. The dust cup duct dust separating structure of claim 5, wherein: the vacuum cleaner cup shell (1) is provided with a control button (14) at the handle (13), and the control button (14) is connected on a circuit lead of a battery (41) and a fan (42) and used for controlling the on-off of the fan (42).
7. The dust cup duct dust separating structure of claim 6, wherein: the vacuum cleaner cup shell (1) is a plastic shell.
8. The dust cup duct dust separating structure of claim 7, wherein: the dust separation part (2), the filtering part (3) and the fan installation part (4) are fixedly connected in a detachable mode.
9. The dust cup duct dust separating structure of claim 8, wherein: the dust cup channel (21) and the air deflector (23) are made of stainless steel materials.
10. The dust cup duct dust separating structure of claim 9, wherein: the battery (41) is a lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120358473.4U CN215227192U (en) | 2021-02-07 | 2021-02-07 | Dust separation structure for dust cup air duct of handheld dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120358473.4U CN215227192U (en) | 2021-02-07 | 2021-02-07 | Dust separation structure for dust cup air duct of handheld dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215227192U true CN215227192U (en) | 2021-12-21 |
Family
ID=79501598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120358473.4U Active CN215227192U (en) | 2021-02-07 | 2021-02-07 | Dust separation structure for dust cup air duct of handheld dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215227192U (en) |
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2021
- 2021-02-07 CN CN202120358473.4U patent/CN215227192U/en active Active
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