201215360 六、發明說明： C 明戶斤屬々焉】 發明領域 本發明係有關一種電動吸塵器。 C先前技術3 發明背景 習知之電動吸塵器係由使吸引風發生之電動送里 與配置於該電動送風機之上游側的旋風式集塵機=風機、 含塵埃之空氣流入到旋風式集塵機内，而該空氣係 包 式集塵機内旋轉而離心分離塵埃.藉此，塵埃二二風 式集塵機内’而空氣排出於旋風式集塵機外。 ；201215360 VI. Description of the invention: C. The invention relates to an electric vacuum cleaner. C. Prior Art 3 BACKGROUND OF THE INVENTION The electric vacuum cleaner of the prior art is configured such that a cyclone-type dust collector, a fan, and dust-containing air, which are disposed on the upstream side of the electric blower, flows into the cyclone dust collector, and the air is supplied to the cyclone dust collector. The bag-type dust collector rotates to centrifugally separate the dust. Thereby, the dust in the dust-type dust collector is exhausted outside the cyclone dust collector. ;
又，旋風式集塵機透過空氣通路而連接於電動送 機。且，已離心分離塵埃之空氣朝電動送風機而在該3 通路内流動（例如，參照專利文獻1 )。 I 然而，在習知之電動吸塵器中，從電動送風機之吸入 口所發生之風。喿音等通過空氣通路及其㈣㈣到吸塵^ 本體的外部。如此，在習知之電動吸塵器中，有著所謂= 生大噪音的課題。 【先行技術文獻】 【專利文獻】 【專利文獻1】特開2010-99183號公報 C發明内容3 發明概要 本發明之電動吸塵器包含有電動送風機，係吸弓丨空氣 201215360 且使吸引風發生者；集塵部，係收集藉由吸引風所吸引之 塵埃者；及連通部，係配置於電動送風機與集塵部之間， 且形成空氣自集塵部朝電動送風機流動之空氣通路者，且 於連通部形成複數開口部，且鄰接連通部設置空間部。 其結果，從電動吸塵器之吸入口所發生之風噪音通過 形成於連通部之複數開口部，而使空間部的空氣共鳴。藉 此，而獲得與亥姆霍茲共鳴器相同的效果，使成為高頻聲 之風噪音衰減，噪音變小。 圖式簡單說明 第1圖係本發明實施形態之電動吸塵器的全體立體圖。 第2圖係前述電動吸塵器之吸塵器本體之中央斷面圖。 第3圖係電動吸塵器卸除吸塵器本體的集塵部之狀態 的全體立體圖。 第4圖係電動吸塵器之電動送風機中心的全體斷面圖。 第5圖係前述電動吸塵器之電動送風機單元的全體立 體圖。 第6圖係前述電動吸塵器之電動送風機單元的分解立 體圖。 I：實施方式3 較佳實施例之詳細說明 以下，就有關本發明之實施形態，一面參照圖示一面 進行說明。且，並非藉由該實施形態而限定該發明者。 (實施形態） 第1圖係本發明實施形態之電動吸塵器的全體立體 4 201215360 圖。如第1圖所示於吸塵器本體丨，電動送風機室3與電源線 纏繞裝置（未圖示）配置於後部，真集塵收内納部5配置於前 部。於吸塵器本體1之前部設有吸氣口 10。設於軟管8之一 端的連接管9可裝卸地連接於吸氣口 10。軟管8之另一端設 有具把手11之前端管12。又，延長管I3係可伸縮自如或可 連接自如。延長管13之一端可裝卸地連接於前端管12，另 ~端可裝卸地連接於具有吸引塵埃之開口部（未圖示）之吸 入具14。 第2圖係本發明實施形態電動吸塵器之吸塵器本體之 中央斷面圖。如第2圖所述於吸塵機本體1 ’ 1對行駛用之車 輪6可旋轉地安裝於後方下部的兩側’行驶用之腳輪7安裝 於底面前部。此處’電動送風機室3内設吸引空氣且使吸引 取發生之電動送風機2。如第1圖所示之集塵收納部5係可裝 卸自如且收納有分離收集藉由吸引風所吸引之塵埃的集塵 部4 〇 第3圖係本發明實施形態中電動吸塵器卸除吸塵器本 題的集塵部之狀態的全體立體圖。如第3圖所示吸塵器本體 1係由形成外殼之上殼體15及下殼體16構成。在吸塵器本體 上部安裝有攜帶吸塵器本體1時使用之本體把手17。 第4圖係本發明實施形態中電動吸塵器之電動送風機 中心的全體斷面圖，第5圖係前述電動吸塵器之電動送風機 I元的全體立體圖，第6圖係前述電動吸塵器之電動送風機 單元的分解立體圖。如第4圖所示，凹部21設於本體把手 17。凹部21與可旋動地安裝於集塵部4之上蓋部18的把手部 201215360 19之凸部20卡合。因此，集塵部4確實地保持固定於吸塵器 本體1。 電動送風機2之前部藉由由彈性材料構成之前支持部 22所支持，電動送關2之後部藉由由相同彈崎料構成之 後支持部23所支持。又，钱送風機2之前部藉相以降低 自電動送風機2所發生之噪音的右馬達殼體24與左馬達殼 體25所夹持。 再者，如第5圖所示，電動送風機2之前部藉由消音箱 2>6與消音蓋27包圍。在消音箱26設有收集電動送風機2之排 氣所包含之極微細的塵埃之賴體28 4過過㈣Μ之除 去了微細塵埃的空氣通過形成於消音箱26下部之如第4圖 所示的排氣通路29，而㈣狀蓋體3G之-部分的排氣出 口 31朝吸塵器本體丨外排出，㈣蓋體观形㈣塵器本體 1後方外廓。 另一方面，如第4圖所示，在電動送風機2之上游側設 有連通部33 ’該連通部33係形成空氣朝電動送風機2流動之 空氣通路32。騎，空氣通路观配置於電動送風機顶集 塵部4之間。在電動送風機2之略前方，設有與電動送風機2 之吸入口 2a連通且如第5@所示之格子狀的連通口 μ。又， 如第6圖所示’於與吸人心對向之連通部33，從對向於吸 入口 的位置到連通口 34附近的位置形成有複數開口部 35。 口 再者，如第4圖所示，設有鄰接於連通部幻且與* 路32連通之空間部36。此處，空間⑽係由連通部 201215360 間形成部37所形成。 空間形成部37係由空間形成肋邛與空間形成面％構 成。此處，空間形成肋38制彡成於連通部加包圍複數開 口部城置的㈣。又，空_成面39係與連通部Μ相對 ° t成再者上设體！5之空間形成面％與空間形成肋 %之間設有防止吸引風漏氣的密封構件i此處，空間部 36係使依連通部33、密封構件4〇、上殼體。的順序重疊的 方式而形成。其結果，吸塵器本體i之組立變得容易又， 確實地防止吸引風的漏氣。 再者，在空間形成面39的上方具有形成吸塵器本體”卜 廓的一部分之上蓋構件41及帽構件42。因此，複數壁面對 吸塵器本體1内部發生之噪音變成隔音牆，而進一步防止噪 音透過。 於連通部33 ’從與電動送風機2之吸入口 2a相對向的位 置到連通口 34附近的位置形成有複數開口部35。因此，自 電動送風機2之吸入口 2a所發生之風噪音藉由最短距離而 到達形成於連通部33之複數開口部35，並通過開口部35 , 而使空間部36之空氣共鳴。且，不只是自電動送風機2之吸 入口 2a所發生之風噪音，於連通口 34所發生之風嗓音也通 過形成於連通部33之複數開口部35，而使空間部36的空氣 共鳴。藉此，獲得與亥姆霍茲共鳴器相同的效果，使成為 高頻聲之風噪音衰減。 且’有關開口部35之形狀，即使是圓形或是多角形皆 可獲得相同的效果。 201215360 又，集塵部4之外廊係由灰塵盒43、上蓋柳、把手部 19與底蓋部44構成。此處，上蓋部_構成為閉塞灰塵盒 43之上面。把手部吸備於上蓋㈣。底蓋部_設置成 閉塞灰塵盒43之下面。 如第2圖所示，於灰塵盒43内，藉由爪（未圖示）之欲合 或是炼接等機構而安裝-次過_45與位於—次過滤器45 下之延出部46。-次過據器45上方具有二次過濾器47、用 以藉由振動等機構而使蓄積於：次過濾器47之塵埃落下的 除塵部48、及成為對除塵糊給予振動之機構的馬達部49。 包含從灰塵盒43之吸氣口（未圖示）吸入到旋風空間50 的塵埃之空氣’藉由利用—次過渡器45而發生之渦流而分 離成以棉屑為主之塵埃、與包含細塵之空氣。以棉肩為主 的塵埃通過集塵通路51而朝塵埃蓄積空間52蓄積。以朝廢 埃蓄積空間52蓄積之棉屑為主之塵埃藉由以延出部46與傾 斜。卩53而朝垂直上方形成之壁防止返回到旋風空間5〇 , 而提尚集塵效率。此處，延出部46係安裝於一次過濾器45。 傾斜部53係形成於灰塵盒43。 包含於通過一次過濾器45之空氣的細塵藉由二次過濾 器而過處。且，只有未含細塵之空氣通過二次過滤器47， 且通過如第4圖所示之連通口 34而吸引到電動送風機2。堆 積於二次過濾器47之細塵藉由給予除塵部48之振動而從二 次過渡器47剝離，並通過—次過爐器45内而朝位於一次過 濾器45下方之筒54蓄積。 而且，有關集塵部4,在本實施形態中，使用旋風式集 8 201215360 塵裝置。但是，即使是使用紙袋等袋狀體之集塵部，也可 降低運轉時之噪音。 【產業上之利用可能性】 如以上般，本發明之電動吸塵器可降低運轉時之噪 音。因此，本發明在家庭用及業務用之電動吸塵器等是有 用的。 ί：圖式簡單說明3 第1圖係本發明實施形態之電動吸塵器的全體立體圖。 第2圖係前述電動吸塵器之吸塵器本體之中央斷面圖。 第3圖係電動吸塵器卸除吸塵器本體的集塵部之狀態 的全體立體圖。 第4圖係電動吸塵器之電動送風機中心的全體斷面圖。 第5圖係前述電動吸塵器之電動送風機單元的全體立 體圖。 第6圖係前述電動吸塵器之電動送風機單元的分解立 體圖。 【主要元件符號說明】 1...吸塵器本體 7...腳輪 2...電動送風機 8...軟管 2a...吸入口 9...連接管 3...電動送風機室 10...吸氣口 4...集塵部 11...把手 5...集塵收内納部 12...前端管 6...車輪 13...延長管 201215360 14.. .吸入具 15.. .上殼體 16.. .下殼體 17.. .本體把手 18.. .上蓋部 19.. .把手部 20.. .凸部 21.. .凹部 22.. .前支持部 23.. .後支持部 24.. .右馬達殼體 25.. .左馬達殼體 26.. .消音箱 27.. .消音蓋 28.. .過遽體 29.. .排氣通路 30.. .蓋體 31.. .排氣出口 32.. .空氣通路 33.. .連通部 34.. .連通口 35.. .開口部 36.. .空間部 37.. .空間形成部 38.. .空間形成肋 39.. .空間形成面 40.. .密封構件 41.. .上蓋構件 42.. .帽構件 43.. .灰塵盒 44.. .底蓋部 45.. .—次過濾器 46.. .延出部 47.. .二次過濾器 48.. .除塵部 49.. .馬達部 50.. .旋風空間 51.. .集塵通路 52.. .塵埃蓄積空間 53.. .傾斜部 54.. .筒 10Further, the cyclone dust collector is connected to the electric conveyor through the air passage. Further, the air from which the dust has been centrifugally separated flows into the three passages toward the electric blower (for example, refer to Patent Document 1). I However, in the conventional electric vacuum cleaner, the wind generated from the suction port of the electric blower. The arpeggios pass through the air passage and (4) (4) to the outside of the body of the vacuum cleaner. Thus, in the conventional electric vacuum cleaner, there is a problem of so-called = loud noise. [Patent Document] [Patent Document 1] Japanese Laid-Open Patent Publication No. 2010-99183A SUMMARY OF INVENTION Summary of the Invention The present invention relates to an electric vacuum cleaner including an electric blower that draws a bow air 201215360 and causes a suction wind to occur; The dust collecting portion collects the dust attracted by the suction wind; and the communication portion is disposed between the electric blower and the dust collecting portion, and forms an air passage through which the air flows from the dust collecting portion toward the electric blower, and The communication portion forms a plurality of openings, and a space portion is provided adjacent to the communication portion. As a result, the wind noise generated from the suction port of the vacuum cleaner passes through the plurality of openings formed in the communicating portion, and the air in the space portion resonates. As a result, the same effect as the Helmholtz resonator is obtained, and the noise of the high-frequency sound is attenuated, and the noise is reduced. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an overall perspective view of an electric vacuum cleaner according to an embodiment of the present invention. Fig. 2 is a central sectional view showing the cleaner body of the electric vacuum cleaner. Fig. 3 is a perspective view showing the entire state in which the dust collector of the vacuum cleaner body is removed from the vacuum cleaner. Figure 4 is a general cross-sectional view of the center of the electric blower of the electric vacuum cleaner. Fig. 5 is a perspective view showing the entire electric blower unit of the electric vacuum cleaner. Fig. 6 is an exploded perspective view of the electric blower unit of the aforementioned electric vacuum cleaner. I. EMBODIMENT 3 DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described with reference to the drawings. Further, the inventors are not limited by the embodiment. (Embodiment) Fig. 1 is a perspective view of a whole body of an electric vacuum cleaner according to an embodiment of the present invention. As shown in Fig. 1, in the cleaner body 丨, the electric blower chamber 3 and the power cord winding device (not shown) are disposed at the rear portion, and the genuine dust collecting and receiving portion 5 is disposed at the front portion. An intake port 10 is provided in front of the cleaner body 1. A connecting pipe 9 provided at one end of the hose 8 is detachably connected to the suction port 10. The other end of the hose 8 is provided with a front end tube 12 having a handle 11. Moreover, the extension tube I3 is retractable or freely connectable. One end of the extension pipe 13 is detachably connected to the tip end pipe 12, and the other end is detachably connected to the suction tool 14 having an opening (not shown) for attracting dust. Fig. 2 is a central sectional view showing the cleaner body of the electric vacuum cleaner according to the embodiment of the present invention. As shown in Fig. 2, the cleaner body 1'1 is rotatably attached to the two sides of the lower rear wheel of the traveling wheel 6'. The traveling casters 7 are attached to the front surface of the bottom surface. Here, the electric blower chamber 3 is provided with an electric blower 2 that sucks air and causes suction to occur. The dust collecting portion 5 shown in Fig. 1 is detachably and detachably houses the dust collecting portion 4 that separates and collects the dust attracted by the suction wind. Fig. 3 is a view of the vacuum cleaner in the embodiment of the present invention. The overall perspective view of the state of the dust collecting part. As shown in Fig. 3, the cleaner body 1 is constituted by a case upper case 15 and a lower case 16. A body handle 17 for use in carrying the cleaner body 1 is attached to the upper portion of the cleaner body. Fig. 4 is a cross-sectional view of the center of the electric blower of the electric vacuum cleaner according to the embodiment of the present invention, and Fig. 5 is an overall perspective view of the electric blower I of the electric vacuum cleaner, and Fig. 6 is an exploded view of the electric blower unit of the electric vacuum cleaner. Stereo picture. As shown in Fig. 4, the recess 21 is provided in the body handle 17. The recessed portion 21 is engaged with the convex portion 20 of the handle portion 201215360 19 that is rotatably attached to the upper cover portion 18 of the dust collecting portion 4. Therefore, the dust collecting portion 4 is surely held fixed to the cleaner body 1. The front portion of the electric blower 2 is supported by a front support portion 22 made of an elastic material, and the rear portion of the electric feed 2 is supported by a rear support portion 23 composed of the same elastic material. Further, the front portion of the money blower 2 is held by the right motor casing 24 and the left motor casing 25, which reduce the noise generated by the electric blower 2. Further, as shown in Fig. 5, the front portion of the electric blower 2 is surrounded by the silencer cover 2 > 6 and the muffler cover 27. The speaker 26 is provided with a fine dust containing the fine dust contained in the exhaust of the electric blower 2, and the air from which the fine dust is removed is formed through the lower portion of the speaker 26 as shown in FIG. The exhaust passage 29, and the exhaust outlet 31 of the portion of the (four)-shaped cover 3G is discharged to the outside of the cleaner body, and (4) the cover is formed to the rear of the dust body 1. On the other hand, as shown in Fig. 4, a communication portion 33' is provided on the upstream side of the electric blower 2, and the communication portion 33 forms an air passage 32 through which air flows toward the electric blower 2. The rider and the air passage view are disposed between the dust collecting portions 4 of the electric blower. A grid-like communication port μ, which is connected to the suction port 2a of the electric blower 2, and has a lattice shape as shown in Fig. 5@ is provided in front of the electric blower 2. Further, as shown in Fig. 6, a plurality of openings 35 are formed in the communication portion 33 opposed to the suction center from a position facing the suction port to a position near the communication port 34. Further, as shown in Fig. 4, a space portion 36 which is adjacent to the communication portion and communicates with the *way 32 is provided. Here, the space (10) is formed by the communication portion 201215360 forming portion 37. The space forming portion 37 is formed by a space forming rib and a space forming surface %. Here, the space forming rib 38 is formed in the communication portion to surround the plurality of openings (4). In addition, the space _ face 39 is connected to the communication unit °. A sealing member i for preventing air leakage is provided between the space forming surface % and the space forming rib %. Here, the space portion 36 is such that the communicating portion 33, the sealing member 4, and the upper casing. The order is formed in an overlapping manner. As a result, the assembly of the cleaner body i becomes easy, and the leakage of the suction wind is surely prevented. Further, above the space forming surface 39, a part of the upper cover member 41 and the cap member 42 are formed to form a vacuum cleaner body. Therefore, the noise generated by the plurality of walls facing the inside of the cleaner body 1 becomes a soundproof wall, thereby further preventing noise transmission. The plurality of openings 35 are formed in the communication portion 33' from a position facing the suction port 2a of the electric blower 2 to a position near the communication port 34. Therefore, wind noise generated from the suction port 2a of the electric blower 2 is used. The shortest distance reaches the plurality of openings 35 formed in the communication portion 33, and passes through the opening 35 to resonate the air in the space portion 36. Moreover, not only the wind noise generated from the suction port 2a of the electric blower 2 but also the communication The wind noise generated by the port 34 also resonates the air in the space portion 36 through the plurality of openings 35 formed in the communication portion 33. Thereby, the same effect as the Helmholtz resonator is obtained, and the wind noise becomes high frequency sound. Attenuation and 'the shape of the opening 35, even if it is a circle or a polygon, the same effect can be obtained. 201215360 Moreover, the outer part of the dust collecting part 4 is The dust box 43, the upper cover willow, the handle portion 19 and the bottom cover portion 44. Here, the upper cover portion _ is configured to close the upper surface of the dust box 43. The handle portion is sucked to the upper cover (four). The bottom cover portion _ is arranged to close the dust box 43 As shown in Fig. 2, in the dust box 43, the claws (not shown) are used for the purpose of assembly or refining, and the installation is performed - the time _45 is extended with the sub-filter 45. The upper portion 46 has a secondary filter 47 on the upper side of the secondary filter 45, and a dust removing portion 48 for storing dust accumulated in the secondary filter 47 by means of vibration or the like, and vibration is applied to the dust removing paste. The motor portion 49 of the mechanism. The air containing the dust sucked into the cyclone space 50 from the intake port (not shown) of the dust box 43 is separated into the cotton swarf by the eddy current generated by the secondary transition device 45. The dust and the air containing the fine dust. The dust mainly composed of the cotton shoulders is accumulated in the dust accumulation space 52 through the dust collecting passage 51. The dust mainly composed of the cotton dust accumulated in the waste storage space 52 is extended by the dust. The portion 46 and the wall formed obliquely above the 卩53 and vertically upward are prevented from returning to the cyclone space 5〇 Here, the dust collecting efficiency is improved. Here, the extending portion 46 is attached to the primary filter 45. The inclined portion 53 is formed in the dust box 43. The fine dust contained in the air passing through the primary filter 45 is filtered by the secondary filter. Further, only the air containing no fine dust passes through the secondary filter 47, and is attracted to the electric blower 2 through the communication port 34 as shown in Fig. 4. The fine dust deposited on the secondary filter 47 By the vibration of the dust removing unit 48, it is peeled off from the secondary transition unit 47, and is passed through the inside of the secondary furnace 45 to accumulate in the cylinder 54 located below the primary filter 45. Further, the dust collecting unit 4 is implemented in the present embodiment. In the form, a cyclone type 8 201215360 dust device is used. However, even when a dust collecting portion of a bag-like body such as a paper bag is used, noise during operation can be reduced. [Industrial Applicability] As described above, the electric vacuum cleaner of the present invention can reduce noise during operation. Therefore, the present invention is useful for electric vacuum cleaners and the like for home use and business. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an overall perspective view of an electric vacuum cleaner according to an embodiment of the present invention. Fig. 2 is a central sectional view showing the cleaner body of the electric vacuum cleaner. Fig. 3 is a perspective view showing the entire state in which the dust collector of the vacuum cleaner body is removed from the vacuum cleaner. Figure 4 is a general cross-sectional view of the center of the electric blower of the electric vacuum cleaner. Fig. 5 is a perspective view showing the entire electric blower unit of the electric vacuum cleaner. Fig. 6 is an exploded perspective view of the electric blower unit of the aforementioned electric vacuum cleaner. [Description of main component symbols] 1... Vacuum cleaner body 7... Caster 2... Electric blower 8... Hose 2a... Suction port 9... Connection pipe 3... Electric blower chamber 10. .. Intake port 4... Dust collecting part 11... Handle 5... Dust collecting and receiving part 12... Front end tube 6... Wheel 13... Extension tube 201215360 14.. Inhalation 15: upper housing 16.. lower housing 17. body handle 18.. upper cover 19.. handle portion 20.. convex portion 21.. recess 22.. front support Section 23.. Rear support part 24.. Right motor housing 25. Left motor housing 26.. Elimination speaker 27.. Silencer cover 28... Over the body 29... Exhaust passage 30.. cover body 31.. exhaust outlet 32.. air passage 33.. communication portion 34.. communication port 35.. opening portion 36.. space portion 37.. space formation 38.. Space forming ribs 39.. Space forming surface 40.. Sealing member 41.. Upper cover member 42.. Cap member 43.. Dust box 44.. . Bottom cover portion 45.. Secondary filter 46.. Extension part 47.. Secondary filter 48.. Dust removal part 49.. Motor part 50.. Cyclone space 51.. Dust collection path 52.. Dust accumulation space 53.. . inclined portion 54.. tube 10