WO2018090520A1 - Air outlet duct for dust collector - Google Patents
Air outlet duct for dust collector Download PDFInfo
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- WO2018090520A1 WO2018090520A1 PCT/CN2017/078412 CN2017078412W WO2018090520A1 WO 2018090520 A1 WO2018090520 A1 WO 2018090520A1 CN 2017078412 W CN2017078412 W CN 2017078412W WO 2018090520 A1 WO2018090520 A1 WO 2018090520A1
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- air
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- air outlet
- partition
- air duct
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
Definitions
- the invention relates to a vacuum cleaner component device, in particular to a vacuum cleaner air outlet air passage.
- vacuum cleaners are widely used in people's daily life.
- the air outlet of the vacuum cleaner will emit noise due to the discharge of air, and some will even make a sharp whistling sound.
- the vacuum cleaner motor air pump generally has an air inlet and two air outlets, and when the two air flows are non-unidirectionally freely mixed in a non-perform surface, and discharged from an air outlet to the air outlet. After the air duct, the two air streams collide randomly, causing turbulence and turbulence, which produces noise and reduces energy efficiency.
- the present invention proposes a vacuum air outlet duct.
- a vacuum cleaner air outlet duct comprising at least:
- the second partitioning member guides the separated airflows to flow parallel to the downstream end of the flow guiding duct, and finally merges in the main air passage;
- the inner surfaces of the main air duct and the air guiding duct are each provided as a smooth surface.
- the vacuum cleaner air outlet duct wherein the first partition member comprises:
- a motor cover located at an air outlet end of the motor air pump and having a cavity for accommodating the air flow
- a baffle that divides the cavity containing the gas flow into two separate sub-cavities that are located at a lower portion of each sub-cavity.
- the vacuum cleaner air outlet duct wherein the inner wall surface of the motor cover cavity is disposed as a smooth curved surface.
- the cleaner is provided with an air outlet duct, wherein a connecting portion of the second partition member and the deflecting duct is provided as a smooth curved surface.
- the vacuum cleaner is provided with an air outlet duct, wherein the guide air duct is further provided with a sound-damping cotton.
- the air entering from the upper end of the motor air pump is rectified and then introduced into the air outlet, which can effectively reduce the turbulence and turbulence in the motor cover, thereby effectively reducing the air discharge from the air outlet. Noise caused by turbulence and turbulence of the gas.
- FIG. 1 is a schematic structural view of a guide air duct and a main air duct in an air outlet duct of a vacuum cleaner;
- FIG. 2 is a schematic structural view of a first partition member in an air outlet duct of a vacuum cleaner
- Figure 3 is a schematic view showing the structure of the air outlet duct of the vacuum cleaner assembled on the vacuum cleaner.
- the present invention lists a vacuum cleaner air outlet duct of an embodiment, which includes at least:
- a first partition member 2 separating the airflow discharged from the motor air pump 1 in the vacuum cleaner
- the separated airflow is directed to the exhaust port 5 at the upstream end of the flow duct 4;
- the second partitioning member 6 guides the separated airflows to flow parallel to the downstream end of the guiding air duct 4, and finally merges in the main air duct 3;
- the inner surfaces of the main air duct 3 and the air guiding duct 4 are each provided as a smooth surface.
- the first partition member 2 comprises:
- a motor cover 201 which is located at the air outlet end of the motor air pump 1, and is provided with a cavity for accommodating the air flow;
- a partition 202 divides the cavity containing the airflow into two separate sub-cavities 203, the exhaust ports being located at a lower portion of each sub-cavity 203.
- the inner wall surface of the cavity of the motor cover 201 is set as a smooth surface.
- the connecting portion of the second partitioning member 6 and the air guiding duct 4 is provided as a smooth curved surface.
- the air guiding duct 4 is further provided with a sound-absorbing cotton 7.
- the noise reduction principle of the air outlet duct of the vacuum cleaner proposed in the present invention is as follows: the motor air pump 1 is started, and the airflow is poured into the cavity of the motor cover 201. Since the partition 202 is blocked, the airflow is divided into two paths into the sub-cavity. 203, and respectively discharged from the exhaust port 5 at the lower portion of each sub-cavity 203 to the upstream portion of the guide duct 4 located below; and since the guide duct 4 has the second partition member 6, the two air flows The second partition member 6 is guided to flow forward in parallel, and finally the confluence of the two air flows is realized in the main air passage 3, and continues to be discharged from the main air duct 3 outside the vacuum cleaner. In this case, the turbulence and turbulence caused by random collisions between airflows are reduced by means of airflow interruption, first rectification, and rear confluence, which effectively reduces noise and improves energy efficiency.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Suction Cleaners (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
Disclosed is an air outlet duct for a dust collector, the air outlet duct comprising at least: a first partition (2) for dividing an airflow discharged from a motor air pump (1) of the dust collector; a main air duct (3); a diversion air duct (4) for guiding the divided airflow to the main air duct (3); an air discharge port (5) for guiding the divided airflow to an upstream end of the diversion air duct (4); and a second partition (6) located in the diversion air duct (4), wherein the second partition (6) guides the divided airflow to flow in parallel to a downstream end of the diversion air duct (4) and finally converge in the main air duct (3); and an inner surface of each of the main air duct (3) and the diversion air duct (4) is configured to be a smooth curved surface. Air coming in from an upper end of an electric motor is guided to an air outlet after rectification, and then two streams of airflows coming in from the two air outlets are rectified to enable the two streams of airflows to evenly converge, thus effectively reducing the turbulent flow and turbulence from a motor cover and an air discharge cavity, and effectively reducing the noise.
Description
本发明涉及一种吸尘器零部件设备，特别涉及一种吸尘器出风风道。The invention relates to a vacuum cleaner component device, in particular to a vacuum cleaner air outlet air passage.
目前，吸尘器在人们的日常生活中应用十分广泛，常见的吸尘器在使用过程中，吸尘器的出风口处会因为空气的排出而发出噪音，有的甚至会发出尖锐的啸叫声，这是因为在现有技术中，吸尘器电机风泵一般具有一个进气口和两个出气口，当两股气流在一个非光顺曲面的空间里非同向的自由混合，并从一个出风口排向出风风道后，两股气流随机碰撞，产生紊流和湍流，从而产生噪音，降低能效。At present, vacuum cleaners are widely used in people's daily life. During the use of common vacuum cleaners, the air outlet of the vacuum cleaner will emit noise due to the discharge of air, and some will even make a sharp whistling sound. In the prior art, the vacuum cleaner motor air pump generally has an air inlet and two air outlets, and when the two air flows are non-unidirectionally freely mixed in a non-perform surface, and discharged from an air outlet to the air outlet. After the air duct, the two air streams collide randomly, causing turbulence and turbulence, which produces noise and reduces energy efficiency.
发明内容Summary of the invention
针对现有技术中的不足之处，本案提出了一种吸尘器出风风道。In view of the deficiencies in the prior art, the present invention proposes a vacuum air outlet duct.
本发明的技术方案概述如下：The technical solution of the present invention is summarized as follows:
一种吸尘器出风风道，其至少包括：A vacuum cleaner air outlet duct comprising at least:
将吸尘器中电机风泵排出的气流分隔开的第一隔断件；a first partition separating the airflow discharged from the motor air pump in the vacuum cleaner;
主风道；Main air duct
将被分隔开的气流分别引向所述主风道的导流风道；Directing the separated airflow to the air guiding duct of the main air duct;
将被分隔开的气流引向所述导流风道上游端的排气口；以及Directing the separated airflow to the exhaust port at the upstream end of the flow guiding duct;
位于所述导流风道内的第二隔断件；a second partition member located in the flow guiding duct;
其中，所述第二隔断件引导被分隔开的气流分别平行流向导流风道的下游端，并最终在主风道汇流；Wherein, the second partitioning member guides the separated airflows to flow parallel to the downstream end of the flow guiding duct, and finally merges in the main air passage;
所述主风道和导流风道的内表面均被设置为光顺曲面。The inner surfaces of the main air duct and the air guiding duct are each provided as a smooth surface.
优选的是，所述的吸尘器出风风道，其中，所述第一隔断件包括：Preferably, the vacuum cleaner air outlet duct, wherein the first partition member comprises:
电机罩，其位于电机风泵的出风端，并设有容纳气流的空腔；a motor cover located at an air outlet end of the motor air pump and having a cavity for accommodating the air flow;
隔板，其将容纳气流的空腔分隔为两个独立的子空腔，所述排气口位于每个子空腔的下部。
A baffle that divides the cavity containing the gas flow into two separate sub-cavities that are located at a lower portion of each sub-cavity.
优选的是，所述的吸尘器出风风道，其中，电机罩空腔内壁表面被设置为光顺曲面。Preferably, the vacuum cleaner air outlet duct, wherein the inner wall surface of the motor cover cavity is disposed as a smooth curved surface.
优选的是，所述的吸尘器出风风道，其中，所述第二隔断件与所述导流风道的连接部被设置为光顺曲面。Preferably, the cleaner is provided with an air outlet duct, wherein a connecting portion of the second partition member and the deflecting duct is provided as a smooth curved surface.
优选的是，所述的吸尘器出风风道，其中，所述导流风道中还设有消音棉。Preferably, the vacuum cleaner is provided with an air outlet duct, wherein the guide air duct is further provided with a sound-damping cotton.
本发明的有益效果是：The beneficial effects of the invention are:
1、本案通过设置第一隔断件，将由电机风泵上端进入的空气整流后导入到排风口，能有效减少电机罩内紊流和湍流的产生，从而有效减小排风口排出空气时因气体紊流和湍流而产生的噪音。1. In this case, by setting the first partition, the air entering from the upper end of the motor air pump is rectified and then introduced into the air outlet, which can effectively reduce the turbulence and turbulence in the motor cover, thereby effectively reducing the air discharge from the air outlet. Noise caused by turbulence and turbulence of the gas.
2、通过设置第二隔断件将由两个排风口进入的两股气流进行整流，使两股气流均匀汇合，能有效防止出风腔中紊流和湍流的产生，避免噪音的产生。2. By setting the second partition to rectify the two airflows entering by the two exhaust vents, so that the two airflows can be uniformly merged, which can effectively prevent the generation of turbulence and turbulence in the air outlet and avoid noise.
3、通过设置消音棉，在减小噪音的同时还能有效吸收空气中剩余的粉尘，防止产生二次污染。3. By setting the sound-absorbing cotton, it can effectively absorb the remaining dust in the air while reducing noise, and prevent secondary pollution.
4、通过将风道内壁设置为光顺曲面，来抑制紊流和湍流的产生，以达到降噪的目的。4. By setting the inner wall of the air duct as a smooth surface, the generation of turbulence and turbulence is suppressed to achieve the purpose of noise reduction.
图1为吸尘器出风风道中导流风道和主风道的结构示意图；1 is a schematic structural view of a guide air duct and a main air duct in an air outlet duct of a vacuum cleaner;
图2为吸尘器出风风道中第一隔断件的结构示意图；2 is a schematic structural view of a first partition member in an air outlet duct of a vacuum cleaner;
图3为吸尘器出风风道装配于吸尘器上的结构示意图。Figure 3 is a schematic view showing the structure of the air outlet duct of the vacuum cleaner assembled on the vacuum cleaner.
附图标记说明：1-电机风泵；2-第一隔断件；3-主风道；4-导流风道；5-排气口；6-第二隔断件；7-消音棉；201-电机罩；202-隔板；203-子空腔。DESCRIPTION OF REFERENCE NUMERALS: 1-motor air pump; 2-first partition member; 3-main air duct; 4-conducting air duct; 5-exhaust port; 6-second partition member; 7-muffling cotton; - motor cover; 202-separator; 203-sub-cavity.
下面结合实施例对本发明做进一步的详细说明，以令本领域技术人员参照说明书文字能够据以实施。The present invention will be further described in detail below with reference to the embodiments, so that those skilled in the art can refer to the description.
如图1-3所示，本案列出一实施例的吸尘器出风风道，其至少包括：As shown in FIG. 1-3, the present invention lists a vacuum cleaner air outlet duct of an embodiment, which includes at least:
将吸尘器中电机风泵1排出的气流分隔开的第一隔断件2；
a first partition member 2 separating the airflow discharged from the motor air pump 1 in the vacuum cleaner;
主风道3； Main air duct 3;
将被分隔开的气流分别引向主风道3的导流风道4；Dividing the separated airflow to the air guiding duct 4 of the main air duct 3;
将被分隔开的气流引向导流风道4上游端的排气口5；以及The separated airflow is directed to the exhaust port 5 at the upstream end of the flow duct 4;
位于导流风道4内的第二隔断件6；a second partition 6 located in the flow guiding duct 4;
其中，第二隔断件6引导被分隔开的气流分别平行流向导流风道4的下游端，并最终在主风道3汇流；Wherein, the second partitioning member 6 guides the separated airflows to flow parallel to the downstream end of the guiding air duct 4, and finally merges in the main air duct 3;
主风道3和导流风道4的内表面均被设置为光顺曲面。The inner surfaces of the main air duct 3 and the air guiding duct 4 are each provided as a smooth surface.
其中，第一隔断件2包括：Wherein, the first partition member 2 comprises:
电机罩201，其位于电机风泵1的出风端，并设有容纳气流的空腔；a motor cover 201, which is located at the air outlet end of the motor air pump 1, and is provided with a cavity for accommodating the air flow;
隔板202，其将容纳气流的空腔分隔为两个独立的子空腔203，排气口位于每个子空腔203的下部。A partition 202 divides the cavity containing the airflow into two separate sub-cavities 203, the exhaust ports being located at a lower portion of each sub-cavity 203.
其中，电机罩201空腔内壁表面被设置为光顺曲面。Wherein, the inner wall surface of the cavity of the motor cover 201 is set as a smooth surface.
其中，第二隔断件6与导流风道4的连接部被设置为光顺曲面。The connecting portion of the second partitioning member 6 and the air guiding duct 4 is provided as a smooth curved surface.
其中，导流风道4中还设有消音棉7。Among them, the air guiding duct 4 is further provided with a sound-absorbing cotton 7.
本案提出的吸尘器出风风道的降噪原理如下：电机风泵1启动，气流涌进电机罩201的空腔内，由于被隔板202所隔断，气流被分为两路进入到子空腔203中，并分别从各个子腔体203下部的排气口5排向位于下方的导流风道4的上游段；而由于导流风道4中具有第二隔断件6，因此两股气流被第二隔断件6所引导平行地向前流动，并最终在主风道3实现两股气流的汇流，并继续从主风道3排出吸尘器外。本案通过将气流隔断、先整流、后汇流的方式，减小了气流之间因随机碰撞而产生的紊流和湍流，有效起到了降噪和提高能效的目的。The noise reduction principle of the air outlet duct of the vacuum cleaner proposed in the present invention is as follows: the motor air pump 1 is started, and the airflow is poured into the cavity of the motor cover 201. Since the partition 202 is blocked, the airflow is divided into two paths into the sub-cavity. 203, and respectively discharged from the exhaust port 5 at the lower portion of each sub-cavity 203 to the upstream portion of the guide duct 4 located below; and since the guide duct 4 has the second partition member 6, the two air flows The second partition member 6 is guided to flow forward in parallel, and finally the confluence of the two air flows is realized in the main air passage 3, and continues to be discharged from the main air duct 3 outside the vacuum cleaner. In this case, the turbulence and turbulence caused by random collisions between airflows are reduced by means of airflow interruption, first rectification, and rear confluence, which effectively reduces noise and improves energy efficiency.
尽管本发明的实施方案已公开如上，但其并不仅仅限于说明书和实施方式中所列运用，它完全可以被适用于各种适合本发明的领域，对于熟悉本领域的人员而言，可容易地实现另外的修改，因此在不背离权利要求及等同范围所限定的一般概念下，本发明并不限于特定的细节。
Although the embodiments of the present invention have been disclosed as above, they are not limited to the applications listed in the specification and the embodiments, and are fully applicable to various fields suitable for the present invention, and are easily accessible to those skilled in the art. The invention is not limited to the specific details, and the invention is not limited by the general concept defined by the appended claims.
Claims (5)
- 一种吸尘器出风风道，其特征在于，其至少包括：A vacuum cleaner air outlet duct characterized in that it comprises at least:将吸尘器中电机风泵(1)排出的气流分隔开的第一隔断件(2)；a first partition (2) separating the airflow discharged from the motor air pump (1) in the vacuum cleaner;主风道(3)；Main air duct (3);将被分隔开的气流分别引向所述主风道(3)的导流风道(4)；Diverting the separated airflow to the air guiding duct (4) of the main air duct (3);将被分隔开的气流引向所述导流风道(4)上游端的排气口(5)；以及Directing the separated airflow to the exhaust port (5) at the upstream end of the flow guiding duct (4);位于所述导流风道(4)内的第二隔断件(6)；a second partition (6) located in the flow guiding duct (4);其中，所述第二隔断件(6)引导被分隔开的气流分别平行流向导流风道(4)的下游端，并最终在主风道(3)汇流；Wherein, the second partition member (6) guides the separated airflows to flow parallel to the downstream end of the guide air duct (4), and finally merges in the main air duct (3);所述主风道(3)和导流风道(4)的内表面均被设置为光顺曲面。The inner surfaces of the main air duct (3) and the air guiding duct (4) are each provided as a smooth surface.
- 如权利要求1所述的吸尘器出风风道，其特征在于，所述第一隔断件(2)包括：A vacuum cleaner air outlet duct according to claim 1, wherein said first partition member (2) comprises:电机罩(201)，其位于电机风泵(1)的出风端，并设有容纳气流的空腔；a motor cover (201) located at an air outlet end of the motor air pump (1) and provided with a cavity for accommodating the air flow;隔板(202)，其将容纳气流的空腔分隔为两个独立的子空腔(203)，所述排气口(5)位于每个子空腔(203)的下部。A partition (202) that divides the cavity containing the gas flow into two separate sub-cavities (203) located at a lower portion of each sub-cavity (203).
- 如权利要求2所述的吸尘器出风风道，其特征在于，电机罩(201)空腔内壁表面被设置为光顺曲面。A vacuum cleaner air outlet duct according to claim 2, wherein the inner wall surface of the cavity of the motor cover (201) is provided as a smooth curved surface.
- 如权利要求1所述的吸尘器出风风道，其特征在于，所述第二隔断件(6)与所述导流风道(4)的连接部被设置为光顺曲面。The cleaner air outlet duct according to claim 1, characterized in that the connecting portion of the second partition member (6) and the flow guiding duct (4) is provided as a smooth curved surface.
- 如权利要求1所述的吸尘器出风风道，其特征在于，所述导流风道(4)中还设有消音棉(7)。 The cleaner air outlet duct according to claim 1, characterized in that the air guiding duct (4) is further provided with a sound-absorbing cotton (7).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621242551.XU CN206414220U (en) | 2016-11-15 | 2016-11-15 | Dust catcher exhaust air flue |
| CN201621242551.X | 2016-11-15 |
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| WO2018090520A1 true WO2018090520A1 (en) | 2018-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2017/078412 WO2018090520A1 (en) | 2016-11-15 | 2017-03-28 | Air outlet duct for dust collector |
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| CN (1) | CN206414220U (en) |
| WO (1) | WO2018090520A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107928546A (en) * | 2017-11-29 | 2018-04-20 | 苏州市海朋电子商务有限公司 | A kind of noise reducing type dust catcher air draft mechanism |
| CN107981777A (en) * | 2017-11-29 | 2018-05-04 | 苏州市海朋电子商务有限公司 | A kind of dust catcher air channel structure for being used to reduce noise |
| CN109805835A (en) * | 2019-03-20 | 2019-05-28 | 宁波春仁电器有限公司 | Scrubbing brush and dust catcher with the scrubbing brush |
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2016
- 2016-11-15 CN CN201621242551.XU patent/CN206414220U/en active Active
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2017
- 2017-03-28 WO PCT/CN2017/078412 patent/WO2018090520A1/en active Application Filing
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| US5567127A (en) * | 1994-11-09 | 1996-10-22 | Wentz; Kennith W. | Low noise air blower |
| CN101057763A (en) * | 2007-04-28 | 2007-10-24 | 金日清洁设备(苏州)有限公司 | Vacuum cleaner |
| CN201563022U (en) * | 2009-11-27 | 2010-08-25 | 金莱克电气股份有限公司 | Noise reducing structure of dust collector motor |
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| CN103169426A (en) * | 2013-04-12 | 2013-06-26 | 天佑电器（苏州）有限公司 | Exhaust air flue of dust collector |
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| CN206414220U (en) | 2017-08-18 |
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