1225393 Α7 Β7 五、發明説明ί ) 發明背景： 本發明係關於一種真空吸塵器，尤指包含新穎吸嘴開 口主體之真空吸塵器。 在用於習知真空吸塵器之吸嘴開口體中，一輪軸被固 定至吸嘴開口之主體的下殼，例如揭示於日本專利申請案 公開號碼1 1 — 2 5 3 3 7 0中。 然而，在揭示於日本專利申請案公開號碼1 1 一 2 5 3 3 7 0之技術.中，當吸嘴開口體被長時間使用，會 有輪被磨損以損害地板表面或產生雜音。 發明節要： 本發明之目的在於解決關於可移除構造之問題，並提 供一種真空吸塵器，包含一吸嘴開口體，其能抑制零件之 數目’且能固定輪軸或刷座，且當輪與刷座被磨損時，能 以新的零件更換輪與刷座。 本發明之特徵在於一種真空吸塵器，其包含一具有電 驅動扇及特別是一灰塵收集部份之真空吸塵器主體；一吸 嘴開口主體，藉由放置上殼於在欲被淸潔的表面之側面中 具有開口部份下殻上而形成；一具有輪軸之輪，此輪被擺 設在欲被淸潔的表面之側面中的吸嘴開口主體中，其中輪 之軸經由軸蓋被可分離地固定至下殼，特別是輪軸被固定 至下殻，以亦作用來彼此固定上殻與下殼。此外，依據本 發明之真空吸塵器包含在前進方向上之前輪與後輪，且後 輪之軸被上述軸蓋固定。 本紙張尺度適用中國國家標準（CNS ) Α4規格（210Χ297公釐） I-----Γν--.I-- (請先閱讀背面之注意事項再填寫本頁) 訂 經濟部智慧財產局員工消費合作社印製 -4- 經濟部智慧財產局員工消費合作社印製 1225393 A7 ___ B7 五、發明説明；) 此外，本發明之特徵在於一真空吸塵器，其包含：具 有一電驅動扇及最好一灰塵收集部份之真空吸塵器主體； 一吸嘴開口主體，藉由放置上殼於在欲被淸潔的表面之側 面中具有開口部份下殼上而形成；一具有軸之旋轉圓柱刷 體，此旋轉圓柱刷體被擺設在欲被淸潔的表面之側面中的 吸嘴開口主體中，其中刷被附著在欲被淸潔的表面之側面 中的吸嘴開口主體之基座上，且旋轉圓柱刷體之軸經由軸 蓋被可分離地固定至下殻。此外，在放置旋轉圓柱刷體而 非上述後輪之情形中，軸蓋被固定至下殼，以亦作用來彼 此固定該上殼與該下殻。本發明之特徵在於一真空吸塵器 ，其包含前輪及旋轉圓柱刷體。 本發明之特徵在於一真空吸塵器，其包含：一撓性吸 管，附著至該真空吸塵器主體；一抓管握把部份，連接至 吸管；一第一延伸管，連接至抓管握把部份；一第二延伸 管，可滑動地連接至第一延伸管；一吸口接頭，連接至第 二延伸管；及一外殼，連接至吸口接頭及吸嘴開口主體， 其中外殼被連接至吸嘴開口主體，以最好以大於4 0度特 別是4 5至9 0度旋轉，於和欲被淸潔的表面垂直之方向 ，且吸口接頭被連接至該外殼以最好3 6 0度至少1 8〇 度旋轉，於外殼的水平方向。 .此外，當不是被軸蓋固定之軸，使用下殻與上殻從上 側與下側被固定時，欲被淸潔的表面之側面中的下殻之角 隅被削尖。所以，最好一金屬片從平行於欲被淸潔的表面 之方向被插入下殻之角隅部份，以使角隅儘可能地圓以避 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） ' ----L"1·裝----i-I 訂！——.--0 (請先閲讀背面之注意事項再填寫本頁) -5- 1225393 A7 B7 五、發明説明$ ) 免地板有瑕疵。 如上所述，磨損輪或磨損旋轉圓柱刷體，可只藉著分 離軸蓋，能容易地更換新輪或新旋轉圓柱刷體。所以，能 避免欲被淸潔的表面有瑕疵，且避免發生嘎嘎作響。此外 ，由於軸蓋連同下殼與上殼被固定，能抑制零件數目增加 。此外，金屬片從平行於欲被淸潔的表面之方向，被插入 在軸沒有被軸蓋固定之側面中的下殼之角隅部份，在下殼 中能形成大的圓表面。所以，輪軸能只使用一軸蓋被固定 ，而不會使欲被淸潔的表面有瑕疵。 圖形之簡要敘述： 圖1是一爆炸立體圖，指出依據本發明之吸嘴開口體 之實施例。 圖2是一立體圖，指出依據本發明之吸嘴開口體之實 施例的外觀。 圖3是一放大圖形，指出吸嘴開口體之下表面的鉤體 之主要部份。 圖4是一立體圖，指出當旋轉淸潔體正從吸嘴開口體 之底表面被移除時，吸嘴開口體之底表面。 圖5是一立體圖，指出當刷蓋與旋轉淸潔體從吸嘴開 口體之底表面被移除時，吸嘴開口體之底表面。 圖6是一放大圖形，指出吸嘴開口體之底表面上的輪 附近之主要部份。 圖7是一圖形，指出吸嘴開口體之輪固定部份的主要 本紙張尺度適用中國國家標準（CNS ) A4規格（210 X 297公釐） ----I·--„--ml 裝！ (請先閲讀背面之注意事項再填寫本頁)1225393 Α7 Β7 V. Description of the invention ί) Background of the invention: The present invention relates to a vacuum cleaner, especially a vacuum cleaner including a novel nozzle opening body. In a nozzle opening body for a conventional vacuum cleaner, a wheel shaft is fixed to the lower case of the body of the nozzle opening, as disclosed in, for example, Japanese Patent Application Laid-Open No. 1 1-2 5 3 3 70. However, in the technique disclosed in Japanese Patent Application Laid-Open No. 1 1 2 3 5 3 7 0, when the nozzle opening body is used for a long time, wheels are worn to damage the floor surface or generate noise. Summary of the invention: The purpose of the present invention is to solve the problem about the removable structure, and to provide a vacuum cleaner including a nozzle opening body, which can suppress the number of parts, and can fix the axle or brush seat, and when the wheel and the When the brush holder is worn, the wheel and brush holder can be replaced with new parts. The invention is characterized in that a vacuum cleaner comprises a vacuum cleaner main body having an electric drive fan and particularly a dust collecting part; a nozzle opening main body, which is placed on the side of the surface to be cleaned by placing an upper shell It is formed on the lower shell with an opening part in the middle; a wheel with a wheel shaft is arranged in the nozzle opening main body in the side of the surface to be cleaned, wherein the shaft of the wheel is detachably fixed through a shaft cover To the lower case, in particular, the axle is fixed to the lower case so as to also act to fix the upper case and the lower case to each other. In addition, the vacuum cleaner according to the present invention includes a front wheel and a rear wheel in a forward direction, and a shaft of the rear wheel is fixed by the shaft cover. This paper size applies to China National Standard (CNS) Α4 specification (210 × 297 mm) I ----- Γν-. I-- (Please read the precautions on the back before filling this page) Order the staff of the Intellectual Property Bureau of the Ministry of Economic Affairs Printed by the Consumer Cooperative -4- Printed by the Consumers' Cooperative of the Intellectual Property Bureau of the Ministry of Economy 1225393 A7 ___ B7 V. Description of the invention; In addition, the present invention is characterized by a vacuum cleaner, which includes: an electric drive fan and the best one A vacuum cleaner main body of a dust collecting part; a nozzle opening main body formed by placing an upper case on a lower case having an opening part in a side surface to be cleaned; a rotating cylindrical brush body having a shaft, This rotating cylindrical brush body is arranged in the nozzle opening main body in the side surface of the surface to be cleaned, wherein the brush is attached to the base of the nozzle opening main body in the side surface of the surface to be cleaned, and rotates The shaft of the cylindrical brush body is detachably fixed to the lower case via a shaft cover. In addition, in the case where a rotating cylindrical brush body is placed instead of the above-mentioned rear wheel, the shaft cover is fixed to the lower case so as to also serve to fix the upper case and the lower case to each other. The invention is characterized by a vacuum cleaner comprising a front wheel and a rotating cylindrical brush body. The present invention is characterized by a vacuum cleaner comprising: a flexible suction tube attached to the main body of the vacuum cleaner; a grasping tube grip portion connected to the suction tube; a first extension tube connected to the grasping tube grip portion A second extension tube slidably connected to the first extension tube; a mouthpiece joint connected to the second extension tube; and a casing connected to the mouthpiece joint and the nozzle opening body, wherein the casing is connected to the nozzle opening The main body is preferably rotated at more than 40 degrees, especially 45 to 90 degrees, in a direction perpendicular to the surface to be cleaned, and the suction joint is connected to the housing at least 3 60 degrees at least 1 8 〇 degree rotation, in the horizontal direction of the shell. In addition, when the lower case and the upper case are used to fix the shaft from the upper side and the lower side instead of the shaft fixed by the shaft cover, the corner 隅 of the lower case among the sides of the surface to be cleaned is sharpened. Therefore, it is best to insert a metal piece into the corner of the lower shell from a direction parallel to the surface to be cleaned, so that the corner is as round as possible to avoid the Chinese standard (CNS) A4 standard for this paper. (210X297 mm) '---- L " 1 · install ---- iI order! ——.-- 0 (Please read the precautions on the back before filling this page) -5- 1225393 A7 B7 V. Description of the invention $) Free of defects in the floor. As described above, a worn wheel or a rotating cylindrical brush body can be easily replaced with a new wheel or a new rotating cylindrical brush body only by separating the shaft cover. Therefore, it is possible to avoid flaws on the surface to be cleaned, and to prevent rattling. In addition, since the shaft cover is fixed together with the lower case and the upper case, an increase in the number of parts can be suppressed. In addition, the metal piece is inserted from the direction parallel to the surface to be cleaned, and is inserted into the corner portion of the lower case in the side of the shaft which is not fixed by the shaft cover, so that a large round surface can be formed in the lower case. Therefore, the axle can be fixed using only one axle cover, without causing defects on the surface to be cleaned. Brief description of the figures: Fig. 1 is an exploded perspective view showing an embodiment of a nozzle opening body according to the present invention. Fig. 2 is a perspective view showing the appearance of an embodiment of a nozzle opening body according to the present invention. Fig. 3 is an enlarged view showing the main part of the hook body on the lower surface of the nozzle opening body. Fig. 4 is a perspective view showing the bottom surface of the nozzle opening when the rotary cleaning body is being removed from the bottom surface of the nozzle opening. Fig. 5 is a perspective view showing the bottom surface of the nozzle opening body when the brush cover and the rotary cleaning body are removed from the bottom surface of the nozzle opening body. Fig. 6 is an enlarged view showing the main part near the wheel on the bottom surface of the nozzle opening body. Figure 7 is a figure indicating that the main paper size of the fixed part of the wheel of the nozzle opening body is applicable to the Chinese National Standard (CNS) A4 specification (210 X 297 mm) ---- I ·-„-ml pack (Please read the notes on the back before filling in this page)
、1T Φ 經濟部智慧財產局員工消費合作社印製 -6 1225393 經濟部智慧財產局員工消費合作社印製 A7 B7 五、發明説明f ) 部份與欲被淸潔的表面之間的關係。 圖8是一圖形，指出抓管握把部份的扭轉操作與吸嘴 開口體的朝向之間的關係。 圖9是一立體圖，指出依據本發明之真空吸塵器的實 施例之外觀。 Η 1 0是一 體圖’指出一貫施例之吸嘴開口體自勺底 表面。 主要元件對照表 10 0 吸嘴·開口主體· 1 〇 1 下殼 10 2 上殻 ..1 〇 3 吸氣開口 1 〇 4 彈性吸震塊 1〇5 支撐部 1〇7 開口部 1 〇 8 外殼 10 9 吸氣開口接頭 110 螺絲 111 快門構件 1 1 2 前輪 1 1 2 a輪軸. 1 1 3 後輪 1 1 3 a輪軸 ^紙張尺度適用中國國家標準（CNS ) A4規格（210 X297公釐） ^----~_ . ^^壯衣 ： 訂 « (請先閱讀背面之注意事項再填寫本頁} 1225393 經濟部智慧財產局員工消費合作社印製 A7 B7五、發明説明？) 114 軸蓋 115 螺絲 116 壓力控制板 117 旋轉圓柱淸潔體 119 刀片 1 1 9 a刷子 122 刷子蓋 1 2 4 鉤體 1 2 4 a 溝 1 2 5 a輪機·刀片 ’ 1 2 5 b輪機刀片 1 2 6 a前吸氣開口 1 2 6 b前吸氣開口 1 2 7 a後吸氣開口 1 2 7 b後吸氣開口 9 0 1 真空吸塵器主體 9 0 2 吸管 903 抓管握把部份 904 延伸管 9 0 5 吸嘴開口體 9 0 6 開關操作部份 9 0 8 第二延伸管 910 抓取握把 9 11 固定機構 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） (請先閲讀背面之注意事 ，項再填· 裝-- :寫本頁) 訂 Φ -8- 1225393 經濟部智慧財產局員工消費合作社印製 Α7 Β7 五、發明説明免) 較佳實施例之詳細敘述： 圖9是一立體圖，指出依據本發明之真空吸麈器的實 施例之外觀。參見圖形，參考數字9 0 1是一真空吸塵器 主體’含有控制電路、電遍動扇及灰麈收集部份；參考數 字902是一吸管，連接至真空吸麈器主體901 ;參考 數字9 0 3是一被使用者抓取之抓管握把部份，抓管握把 部份的一端被連接至吸管；參考數字9 〇 4是一延伸管， 連接至抓管握把部份的另一端；參考數字9 0 5是一吸嘴 開0主體，連接至延伸管·9 0 4 ;且參考數字9 0 6是開 關操作部份，提供於抓管握把部份9 0 3中。抓管握把部 份9 0 3與開關操作部份9 0 6組成一抓取握把9 1〇。 第一延伸管9 0 4的一端被插入並固定至抓取握把9 1 0 ，且另一端被可滑動地固定第二延伸管9 0 8。第二延伸 管滑動長度可使用設於抓取握把9 1 0中之操作機構被調 整。然而，在本實施例中，第二延伸管之滑動長度使用設 於第一延伸管9 0 4中之固定機構9 1 1被調整。 本實施例是關於上述之吸嘴開口主體之改善。參見圖 1至圖5，以下將敘述關於本實施例之第一實施例。 圖1是一爆炸立體圖，指出依據本發明之吸嘴開口體 9 0 5之實施例；圖2是一立體圖，指出吸嘴開口體 9 0 5 ;圖3是一放大圖，指出吸嘴開口體9 0 5之下表 面的鉤體1 2 4 ;圖4是一立體圖，指出當旋轉圓柱淸潔 體1 1 7正從吸嘴開口體9 0 5之底表面被移除時，吸嘴 本紙張尺度適用中國國家標準（CNS ) Α4規格（210X 297公釐） ----裝.---Ί,訂 II ! ΙΦ (請先閱讀背面之注意事項再填寫本頁) -9- 1225393 經濟部智慧財產局員工消費合作社印製 A7 B7 五、發明説明{) 開口體9 0 5之底表面；圖5是一立體圖，指出當刷子蓋 1 2 2與旋轉圓柱淸潔體1 1 7從吸嘴開口體9 0 5之底 表面被移除時，吸嘴開口體9 0 5之底表面。 參見圖1至圖5，成爲吸嘴開口體9 0 5之框的吸嘴 開口主體1 0 0，在吸嘴開口主體之中間位置被分成上與 下部份兩個部份，由下殼1 0 1與上殼1 〇 2組成，下殼 1 0 1形成一外殼且具有吸氣開口 1 0 3，上殼10 2係 放置在下殻1 0 1‘上.。 ’ 彈性吸震塊1 0 4用於保持氣密，且避免像倶損壞， 彈性吸震塊1 0 4被附著在下殻1 0 1與上殼1 〇 2彼此 接觸之位置之周圍的側表面與前表面上。 吸嘴開口主體1 〇 〇在後部中包含一外殻1 〇 8，外 . 殼1 0 8形成可垂直旋轉的第一接頭，其具有一旋轉軸， 可旋轉於支撐部1 0 5與開口部1 0 7上，且與吸氣開口 接頭1 0 9連接，吸氣開口接頭1 0 9形成相對於吸嘴開 口主體可水平地旋轉之第二接頭。在本實施例中，形成第 二接頭之吸氣開口接頭1 0 9，可旋轉地連接至外殼 1 0 8，外殼1 0 8形成相對於吸嘴開口主體1 0 〇可垂 直旋轉的第一接頭。然而，可以做成第一接頭相對於吸嘴 開口主體1 0 0之背表面可在圓周方向上旋轉，且第二接 頭被連接至第一接頭，可在相對於吸嘴開口主體1 〇 〇之 垂直方向上旋轉。吸嘴開口主體1 0 0之朝向可由這些接 頭自由地改變。 下殼1 0 1與上殼1 0 2使用螺絲1 1 0彼此固定。 ^紙張尺度適用中國國家標準（CNS ) A4規格（210父297公釐1 I. I = . (請先閲讀背面之注意事項再填寫本頁) 10- 1225393 經濟部智慧財產局員工消費合作社印製 A7 B7 五、發明説明《) 外殼之旋轉軸1 〇 6置於下殻1 0 1與上殼1 〇 2之間， 且可在垂直方向上旋轉。本實施例是做成使得外殻1 0 8 可被垂直地向上旋轉至9 0度。此外，快門構件1 1 1置 於外殻1 0 8與下殼1 0 1之間。設置快門構件1 1 1以 關閉外殻1 0 8與下殼1 0 1之間的間隙，當外殼1 〇 8 被向上旋轉至約9 0度。 輪子提供於下殼1 0 1的底部中，用以前後移動吸嘴 開口體9 0 5，且在吸嘴開口體9 0 5之間保持一固定間 隙，以保護欲被淸潔的表面。這些輪子是由一對前輪 1 1 2及一後輪1 1 3組成，一對前輪1 1 2擺設於下殻 1 0 1的兩側，此對前輪1 1 2由輪軸1 1 2 a可旋轉地 支持，使得吸嘴開口主體1 0 0可在前與後方向上被移動 ，後輪1 1 3用於接收於使用真空吸塵器期間欲被淸潔的 表面之壓力，後輪1 1 3是由輪軸1 1 3 a可旋轉地支持 ，使得吸嘴開口主體1 〇 0可在前與後方向上被移動。一 片凸布被附著在後輪1 1 3之樹脂體的表面上，且後輪 1 1 3從中間部份至兩端側向下漸細，使得吸嘴開口主體 1〇0可自由地被跟隨至不同方向。 後輪1 1 3之輪軸1 1 3 a的一端被覆蓋以一軸蓋 1 1 4，經由軸蓋1 1 4以具有螺絲1 1 5之軸承部份固 定，且螺絲1 1 5亦被用來固定下殼1 0 1及上殼1 0 2 。另一方面，後輪1 1 3之輪軸1 1 3 a的另一端具有一 平坦部份，使得輪軸1 1 3 a本身不被旋轉，且被插入軸 承孔，軸承孔具有類似的構造，放置在下殻1 0 1中，藉 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） ------I.--.--^裝----ΙΊΙ--訂------- (請先閲讀背面之注意事項再填寫本頁) -11 - 1225393 A7 ___ B7 五、發明説明R ) 著固定下殼1 0 1與上殼1 0 2在一起，而可分離地固定 至吸嘴開口主體。後輪1 1 3與輪軸1 1 3 a彼此分離。 軸蓋1 1 4具有軸承部份及螺絲孔部份，用於固定輪軸 1 1 3 a，且螺絲孔部份可具有半球形或球形。此外，輪 軸1 1 3 a的兩端可藉著軸蓋1 1 4被類似地固定。 前輪1 1 2擺設於下殻1 0 1的兩側，且各前輪是由 金屬做成的輪軸1 1 2 a與樹脂做成的輪組成，輪軸 1 1 2 a被固定至由樹脂做成的下殼1 〇 1。 此外，用於保持吸氣開口 1 0 3內的吸氣壓力之壓力 控制板1 1 6 ·，擺設於下殻1 0 1之前側。 在吸嘴開口體內，擺設一旋轉圓柱淸潔體1 1 7，用 於執行鬆開泥土及乾擦拭欲被淸潔的表面。藉著形成溝於 例如鋁之金屬或樹脂做成的旋轉圓柱體上，且將由氯乙烯 、尼龍、橡膠做成的軟刷子1 1 8及彈性刀片1 1 9附著 至溝，而形成旋轉圓柱淸潔體1 1 7。刷子1 Γ 9 a設於 刀片1 1 9之徑向上的頂端部份中，且藉著以線縫合刷子 1 1 9 a與刀片1 1 9的頂端部份附近之部份，刷子 1 1 9 a被固定至刀片1 1 9的頂端部份。在本實施例中 ，四個螺旋溝在旋轉圓柱體的圓周方向上以接近9 0度分 開地間隔，且刷子1 1 8與刀片1 1 9被對稱地附著在溝 上，使得刷子彼此相對，且刀片彼此相對。輪機刀片 1 2 5 a、1 2 5 b擺設刷子1 1 8的兩側。輪機刀片 1 2 5 a、1 2 5 b與刀片1 1 9類似，是由氯乙嫌、尼 龍、橡膠做成。其中螺旋溝之數目不限於四個，可以是2 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） (請先閱讀背面之注意事項再填寫本頁) ~^裝· •項再填寫太 訂 經濟部智慧財產局員工消費合作社印製 -12- 1225393 經濟部智慧財產局員工消費合作社印製 A7 ____ B7 __ 五、發明説明P ) -i, 至8之範圍內的任意數。此外，溝之扭轉角度設定在9 〇 度至1 6 0度之範圍內。此外，溝可做成v -形，從兩側 至旋轉圓柱體的中間部份。 擺設軸承1 2 0 a、1 2 〇· b於旋轉圓柱淸潔體 1 1 7的兩個尾端部份中，其中一個軸承1 2 0 a被插入 下殼1 0 1中之其中一個軸承支撐部1 2 1。軸承1 2 0 a、1 2 0 b做成幾乎矩形，且軸承1 2 0 b之外部尺寸 大於軸承1 2 0 a’之外部尺寸。 在下殼1 0 1之另一側中，擺設一刷子蓋1 2 2。在 刷子蓋1 2 2中，形成一軸承支撐部1 2 3，用於支撐軸 承1 2 3於旋轉圓柱淸潔體1 1 7的另一側中。軸承支擦 部1 2 3之寬度亦大於軸承支撐部1 2 1之寬度。鉤體 1 2 4設於刷子蓋1 2 2中，如圖3所示，且刷子蓋 1 2 2被做成藉著旋轉鉤體1 2 4可從下殻1 〇 1分離。 在本實施例中，刷子蓋1 2 2被可分離地附著至下殼 1〇1，且在刷子蓋1 2 2中形成軸承支撐部1 2 3，軸 承支撐部1 2 3具有寬度大於形成在下殼1 〇 1側之軸承 支撐部1 2 1的寬度。所以，旋轉圓柱淸潔體1 1 7可從 下殼1 0 1容易地接觸及分離。溝1 2 4 a形成在鉤體 1 2 4的表面上，且一平坦刀片螺絲起子或硬幣被插入溝 1 2 4 a以旋轉鉤體1 2 4。參見圖3，當鉤體1 2 4之 溝1 2 4 a的位置是在虛線所示之位置，刷子蓋1 2 2被 固定至吸嘴開口體9 0 5，以支撐旋轉圓柱淸潔體1 1 7 之軸承1 2 0 b，且旋轉圓柱淸潔體1 1 .7被支撐在吸嘴 (請先閲讀背面之注意事項再填寫本頁) 4 項再填· 裝. 訂 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） -13- 經濟部智慧財產局員工消費合作社印製 1225393 A7 B7 五、發明説明ί1 ) 開口體9〇5中。 當鉤體1 2 4之溝1 2 4 a從虛線所示之位置被旋轉 至由實線所示之位置時’刷子蓋1 2 2之固定狀態被釋放 ，且刷子蓋1 2 2可與吸嘴開口體9 0 5分離。使得如圖 4與圖5所示，旋轉圓柱淸潔體1 1 7之軸承1 2 〇 b從 被支撐釋放，因此旋轉圓柱淸潔體1 1 7可容易地與吸嘴 開口體9 0 5分離。所以，容易移除捲繞在旋轉圓柱淸潔 體之東西，例如頭髮或廢棄線等等。 ‘ 參見圖1與圖2，在下殼的前部，形成第一吸氣開口 之前吸氣開口 1 2 6 a、Ί 2 6 b，其與吸氣開口 1 〇 3 分離。在下殼的後部，亦形成第二吸氣開口之後吸氣開口 1 2 7 a、1 2 7 b，其與吸氣開口 1 〇 3分離。擺設於 旋轉圓柱淸潔體1 1 7中之輪機刀片1 2 5 a、1 2 5 b 與刀片1 1 9驅動旋轉圓柱淸潔體，接收從前吸氣開口 1 2 6 a、1 2 6 b 及後吸氣開口 1 2 7 a、Γ 2 7 b 吸 出之空氣。形成各輪機刀片1 2 5 a、1 2 5 b之刷子 1 1 8的旋轉軸方向之寬度，比各前吸氣開口 1 2 6 a、 126b及後吸氣開口 127a、127b之寬度寬，各 輪機刀片1 2 5 a、1 2 5 b係擺設於刷子1 1 8的旋轉 軸方向之兩側。藉著如此做，輪機刀片1 .2 5 a、1 2 5 b可局度有效率地接收從則吸氣開口 1 2 6 a、1 2 6 b 及後吸氣開口 1 2 7 a、1 2 7 b吸出的空氣，以改善旋 轉圓柱淸潔體1 1 7之旋轉力矩。 參見圖6至圖8，將敘述本本發明之操作。 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） 一 ---L — 丨"^- —0 裝-----Ί—-丨訂！--— I® (請先閱讀背面之注意事項再填寫本頁) -14- 1225393 A7 ____ B7 五、發明説明丨2 ) (請先閲讀背面之注意事項再填寫本頁) _ 6是一放大圖，指出吸嘴開口體9 0 5之底表面的 主要部份；圖7是一圖形，指出吸嘴開口體9 0 5中之下 殼1 0 1與上殻1 0 2的耦合狀態，及欲被淸潔的表面與 吸嘴開口體之間的位置關係；圖8是一圖形，指出吸嘴開 口體9 0 5的朝向與抓管握把部份9 0 3的扭轉操作之間 的關係。 經濟部智慧財產局員工消費合作社印製 如先前實施例所述，依據本發明之吸嘴開口體9 0 5 ，被連接至外殼1‘ 0.8，外殼1 0 8形成第一接頭，’相對 於吸嘴開口主體1 0 0可垂直地旋轉至幾乎9 0度，且吸 嘴開口體9 0 5被連接至吸氣開口接頭1 〇 9，吸氣開口 接頭1 0 9形成第二接頭，相對於吸嘴開口主體1 〇 〇可 水平地旋轉，吸氣開口接頭1 0 9係連接至外殻1 〇 8。 雖然吸氣開口接頭1 0 9可被旋轉3 6 0度至外殻1 〇 8 ，如果它可以被旋轉1 8 0度就足夠了。如圖8 ( a )所 示，當抓管握把部份9 0 3被逆時鐘旋轉8 Ο Γ (從使用 者來看），吸嘴開口體9 0 5被逆時鐘旋轉幾乎9 0度， 如圖8 ( b )所示，當抓管握把部份9 0 3被順時鐘旋轉 8〇2 (從使用者來看），吸嘴開口體9 0 5被順時鐘旋 轉幾乎9 0度。在此狀態中，吸嘴開口體9 0 5可沿著縱 向9 1 2被操作，因此可藉著將吸嘴開口體9 〇 5插入窄 間隙而執行淸潔。 當如上所述沿著縱向操作吸嘴開口體9 0 5時，吸嘴 開口體9 0 5之移動方向不同於設在吸嘴開口體9 〇 5之 底部中的輪子之旋轉方向。當如上所述沿著縱向操作吸嘴 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） 一' -15- 1225393 經濟部智慧財產局員工消費合作社印製 A7 B7 五、發明説明丨3 ) 開口體9 0 5時，輪子被磨損，或增加操作吸嘴開口體之 力。所以，欲減小輪子的磨損及吸嘴開口體之操作力，吸 嘴開口體之輪子被覆蓋以刷子，以嚐試摩擦阻力。 然而，即使輪子之摩擦阻力減小，在例如後輪1 1 3 之輪子中產生磨損部份6 〇 1，由於輪子的旋轉方向與吸 嘴開口體的移動方向之間的差異，如圖6 ( a )所示，當 吸嘴開口體被長時期使用。如果吸嘴開口體在此一狀態下 被使用，欲被淸潔的表面會被抓壞，且會發生雜音。‘ 在本實施例中，由於使用軸蓋而固定後輪1 1 3，可 容易地更換磨損的後輪。· 參見圖6 ( a )，後輪1 1 3之輪軸1 1 3 a的一端 被覆蓋以軸蓋11 4。軸蓋1 1 4被螺絲1 1 5固定至下 殼1 0 1。當在此情況下於後輪1 1 3中產生磨損部份 6 0 1時，螺絲1 1 5被移除以將軸蓋1 1 4與吸嘴開口 體905之下殻101分離，如圖6 (b)所示。然後， 後輪1 1 3之輪軸1 1 3 a被拉離形成在下殻1 〇 1中之 輪軸承6 0 2以分離後輪1 1 3。 當新的後輪1 1 3被附著時，後輪1 1 3之輪軸 1 1 3 b側被插入下殼，且輪軸1 1 3 a側被插入輪軸承 6 0 2。於將輪軸1 1 3 a插入輪軸承6 .〇 2之後，輪軸 1 1 3 a被覆蓋以軸蓋1 1 4，然後使用螺絲1 1 5，軸 蓋114被固定至下殼101。 在上述本實施例中，已敘述後輪1 Γ 3是可分離的。 可分離的輪子並不只限於後輪1 1 3，且向下面向吸嘴開 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） !--II.I-„--^裝----Ί—-I訂-------- (請先閱讀背面之注意事項再填寫本頁) •16· 1225393 經濟部智慧財產局員工消費合作社印製 A7 B7 五、發明説明丨4 ) 口體之輪子例如前輪1 1 2，亦可類似於上述而做成。 依據本實施例，由於後輪1 1 3係做成可容易地分離 ，且後輪可由新輪容易地置換，即使磨損部份6 0 1是產 生於後輪1 1 3中。所以，可以避免欲淸潔的表面被刮傷 及避免發生雜音。 在上述的本實施例中，已敘述後輪1 1 3是可分離的 構造。前輪1 1 2可以是可分離的。此外，可分離的零件 並不限於輪子，由刷子基底1 2 8 a、刷子1 2 8 b‘、及 基底軸1 2 8 c組成之後刷體1 2 8，向下面向吸嘴開口 體，能以類似於上述之方式做成。在使用前刷體1 2 9而 非圖1所示之前輪1 1 2的情形中，前刷體能以類似於上 述之方式做成。 圖7是一圖形，指出輪軸固定部份的主要部份與欲猜 潔的表面之間的關係。如圖7 ( a )所示，由於沒有被軸 蓋1 1 4固定之輪軸1 1 3 a的一端，藉著放於下殻 1 0 1與上殼1 0 2之間被固定，下殼1 〇 1與上殼 1〇2之間的接觸表面7 0 1被帶至靠近欲淸潔的表面。 因此，很難使下殻1 0 1與欲淸潔的表面相對之角隅部份 圓化。所以，如圖7 ( b )所示，輪軸1 1 3 a被插入下 殼1 0 1 ，沿著與欲淸潔的表面平行之方向，且軸承孔 7 0 2只形成在下殼1 0 1中。參考字元7 0 3是一薄的 加壓部份。藉著使用此構造，輪軸1 1 3 a可只被軸蓋 1 1 4固定，且圓化的表面可被設於下殼1 0 1中。 如上已敘述，由於磨損輪或磨損刷可由新的置換，即 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） ! I Ί—--IT-----1L (請先閱讀背面之注意事項再填寫本頁} -17- 1225393 A7 _________ B7 _ 五、發明説明又5 ) 使只分離軸蓋，可以避免欲淸潔的表面被刮傷，並避免發 生雜音。此外，由於軸蓋連同下殻與上殻被固定，可抑制 零件之數目增加。此外，金屬片從平行於欲淸潔的表面之 方向被插入在輪軸沒有被軸蓋固定之側中的下殼之角隅部 份，大的圓表面可形成於下殼中。所以，輪軸可只使用一 軸蓋被固定，而不會刮傷欲淸潔的表面。 ---ΓΙ.I-^--0裝----J,--訂-----— Awl· (請先閲讀背面之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準（CNS ) A4規格（210X297公釐） 18·1T Φ Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs -6 1225393 Printed by the Employee Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs A7 B7 5. Description of the invention f) The relationship between the part and the surface to be cleaned. Fig. 8 is a graph showing the relationship between the twisting operation of the pipe grip portion and the orientation of the nozzle opening body. Fig. 9 is a perspective view showing the appearance of an embodiment of a vacuum cleaner according to the present invention. Η 10 is a block diagram ', which indicates that the nozzle opening body of the conventional embodiment is from the bottom surface of the spoon. Comparison table of main components 10 0 Nozzle · Opening body · 1 〇1 Lower case 10 2 Upper case .. 1 〇3 Suction opening 1 〇4 Elastic shock absorber block 10 5 Supporting section 10 7 Opening section 1 〇8 Housing 10 9 Suction opening connector 110 Screw 111 Shutter member 1 1 2 Front wheel 1 1 2 a Axle. 1 1 3 Rear wheel 1 1 3 a Axle ^ Paper size applies to China National Standard (CNS) A4 specification (210 X297 mm) ^- --- ~ _. ^^ Zhuang Yi: Order «(Please read the precautions on the back before filling out this page} 1225393 Printed by A7 B7, Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs, V5. Invention Description?) 114 Shaft cover 115 Screw 116 Pressure control plate 117 Rotating cylinder cleaning body 119 Blade 1 1 9 a brush 122 Brush cover 1 2 4 Hook body 1 2 4 a groove 1 2 5 a Turbine blade 1 2 5 b Turbine blade 1 2 6 a Air opening 1 2 6 b Front suction opening 1 2 7 a Rear suction opening 1 2 7 b Rear suction opening 9 0 1 Vacuum cleaner body 9 0 2 Suction tube 903 Grab the tube grip part 904 Extension tube 9 0 5 Suction Mouth opening body 9 0 6 Switch operating part 9 0 8 Second extension tube 910 Grab grip 9 11 Fixing mechanism This paper is applicable in this paper National Standard (CNS) A4 Specification (210X297mm) (Please read the notes on the back, fill in the items and fill in-: write this page) Order Φ -8- 1225393 Printed by the Consumers ’Cooperative of Intellectual Property Bureau of the Ministry of Economic Affairs Α7 B7 V. Explaining the invention in detail) Detailed description of the preferred embodiment: Fig. 9 is a perspective view showing the appearance of the embodiment of the vacuum suction device according to the present invention. Referring to the figure, reference numeral 9 01 is a vacuum cleaner main body including a control circuit, an electric fan and a dust collecting part; reference numeral 902 is a suction pipe connected to the vacuum cleaner main body 901; reference numeral 9 0 3 It is a grip tube grip part grasped by a user, and one end of the grip tube grip part is connected to a straw; reference numeral 104 is an extension tube connected to the other end of the grip tube grip part; Reference numeral 905 is a nozzle opening body, which is connected to the extension tube · 904; and reference numeral 906 is a switch operation portion provided in the pipe grip portion 903. The gripping grip part 9 0 3 and the switch operating part 9 0 6 form a gripping grip 9 10. One end of the first extension tube 9 0 4 is inserted and fixed to the grasping grip 9 1 0, and the other end is slidably fixed to the second extension tube 9 0 8. The sliding length of the second extension tube can be adjusted using an operating mechanism provided in the gripping handle 9 10. However, in this embodiment, the sliding length of the second extension tube is adjusted using the fixing mechanism 9 1 1 provided in the first extension tube 904. This embodiment relates to the improvement of the nozzle opening main body described above. Referring to Figs. 1 to 5, a first embodiment concerning this embodiment will be described below. FIG. 1 is an exploded perspective view showing an embodiment of the nozzle opening body 905 according to the present invention; FIG. 2 is a perspective view showing the nozzle opening body 905; FIG. 3 is an enlarged view showing the nozzle opening body The hook body 1 2 4 on the lower surface of 9 0 5; FIG. 4 is a perspective view showing that when the rotating cylindrical cleaning body 1 1 7 is being removed from the bottom surface of the nozzle opening body 9 0 5 Standards are applicable to China National Standard (CNS) Α4 specifications (210X 297 mm) ---- install .--- Ί, order II! ΙΦ (Please read the precautions on the back before filling this page) -9- 1225393 Ministry of Economic Affairs Printed by the Intellectual Property Bureau employee consumer cooperative A7 B7 V. Description of the invention {) The bottom surface of the opening body 9 0 5; Figure 5 is a perspective view showing that when the brush cover 1 2 2 and the rotating cylindrical cleaning body 1 1 7 When the bottom surface of the opening body 905 is removed, the bottom surface of the nozzle opening body 905. Referring to FIGS. 1 to 5, the nozzle opening body 1 0 0 which becomes the frame of the nozzle opening body 905 is divided into two parts, the upper part and the lower part, at the middle position of the nozzle opening body. 0 1 and the upper shell 1 0 2 are formed, the lower shell 1 0 1 forms an outer shell and has a suction opening 10 3, and the upper shell 10 2 is placed on the lower shell 1 0 1 ′. 'The elastic shock-absorbing block 1 0 4 is used to maintain airtightness and avoid damage to the image. The elastic shock-absorbing block 1 0 4 is attached to the side surface and the front surface around the position where the lower shell 1 0 1 and the upper shell 10 are in contact with each other. on. The nozzle opening main body 100 includes a housing 108 in the rear part, and an outer housing 108 forming a first joint that can be rotated vertically, which has a rotation axis and can be rotated on the supporting part 105 and the opening part. 1 0 7 and connected to the suction opening joint 10 9. The suction opening joint 10 9 forms a second joint that can be rotated horizontally relative to the opening body of the suction nozzle. In this embodiment, the suction opening joint 1 10 forming the second joint is rotatably connected to the housing 108, and the housing 108 forms a first joint that can be rotated vertically with respect to the nozzle opening main body 100. . However, the back surface of the first joint with respect to the nozzle opening body 100 can be made to rotate in the circumferential direction, and the second joint is connected to the first joint, which can Rotate vertically. The orientation of the nozzle opening body 100 can be freely changed by these joints. The lower case 1 0 1 and the upper case 1 0 2 are fixed to each other using screws 1 1 0. ^ Paper size applies Chinese National Standard (CNS) A4 specification (210 father 297 mm 1 I. I =. (Please read the precautions on the back before filling out this page) 10- 1225393 Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs A7 B7 V. Description of the invention <<) The rotating shaft 1 〇6 of the casing is placed between the lower casing 101 and the upper casing 10, and can be rotated in the vertical direction. This embodiment is made so that the housing 108 can be vertically rotated up to 90 degrees. Further, the shutter member 1 1 1 is placed between the outer case 108 and the lower case 101. The shutter member 1 1 1 is set to close the gap between the housing 108 and the lower housing 10 1 when the housing 108 is rotated upward to about 90 degrees. Wheels are provided in the bottom of the lower case 101 to move the nozzle opening body 905 back and forth, and a fixed gap is maintained between the nozzle opening body 905 to protect the surface to be cleaned. These wheels are composed of a pair of front wheels 1 1 2 and a rear wheel 1 1 3. A pair of front wheels 1 1 2 are arranged on both sides of the lower case 1 0 1. The pair of front wheels 1 1 2 can be rotated by the axle 1 1 2 a The ground support enables the nozzle opening body 1 0 0 to be moved in the front and rear directions. The rear wheel 1 1 3 is used to receive the pressure of the surface to be cleaned during the use of the vacuum cleaner. The rear wheel 1 1 3 is controlled by the wheel axle. 1 1 3 a is rotatably supported so that the nozzle opening body 100 can be moved in the front and rear directions. A piece of convex cloth is attached to the surface of the resin body of the rear wheel 1 1 3, and the rear wheel 1 1 3 is tapered downward from the middle portion to the both end sides, so that the nozzle opening body 100 can be freely followed To different directions. One end of the wheel shaft 1 1 3 a of the rear wheel 1 1 3 is covered with a shaft cover 1 1 4, and the shaft cover 1 1 4 is fixed with a bearing portion having a screw 1 1 5, and the screw 1 1 5 is also used for fixing The lower shell 1 0 1 and the upper shell 1 0 2. On the other hand, the other end of the wheel shaft 1 1 3 a of the rear wheel 1 1 3 has a flat portion, so that the wheel shaft 1 1 3 a itself is not rotated and is inserted into the bearing hole. The bearing hole has a similar structure and is placed below In the case 101, the size of this paper applies the Chinese National Standard (CNS) A4 specification (210X297 mm) ------ I .--.-- ^ 装 ---- ΙΊΙ--Order --- ---- (Please read the precautions on the back before filling this page) -11-1225393 A7 ___ B7 V. Description of the invention R) Hold the lower case 1 0 1 and the upper case 1 0 2 together, and can be separated Fixed to the nozzle opening body. The rear wheels 1 1 3 and the axle 1 1 3 a are separated from each other. The shaft cover 1 1 4 has a bearing portion and a screw hole portion for fixing the wheel shaft 1 1 3 a, and the screw hole portion may have a hemispherical shape or a spherical shape. Further, both ends of the axle 1 1 3 a can be similarly fixed by the axle cover 1 1 4. The front wheels 1 1 2 are arranged on both sides of the lower case 1 0 1, and each front wheel is composed of a metal wheel 1 1 2 a and a resin wheel, and the wheel 1 1 2 a is fixed to the resin Lower shell 1 〇1. In addition, a pressure control board 1 1 6 · for maintaining the suction pressure in the suction opening 103 is placed on the front side of the lower case 101. A rotating cylindrical cleaning body 1 1 7 is arranged in the opening body of the nozzle for performing loosening of the soil and dry cleaning of the surface to be cleaned. A rotating cylinder is formed by forming a groove on a rotating cylinder made of metal such as aluminum or resin, and attaching a soft brush 1 1 8 and an elastic blade 1 1 9 made of vinyl chloride, nylon, and rubber to the groove. Clean body 1 1 7. The brush 1 Γ 9 a is provided in the tip portion in the radial direction of the blade 1 1 9, and the brush 1 1 9 a and the portion near the tip portion of the blade 1 1 9 are sutured by a thread, and the brush 1 1 9 a It is fixed to the top part of the blade 1 1 9. In this embodiment, the four spiral grooves are spaced apart at approximately 90 degrees in the circumferential direction of the rotating cylinder, and the brushes 1 8 and the blades 1 19 are symmetrically attached to the grooves so that the brushes face each other, and The blades face each other. Turbine blades 1 2 5 a, 1 2 5 b are placed on both sides of the brush 1 1 8. Turbine blades 1 2 5 a and 1 2 5 b are similar to blade 1 1 9 and are made of vinyl chloride, nylon, and rubber. The number of spiral grooves is not limited to four. It can be 2 paper sizes. Applicable to the Chinese National Standard (CNS) A4 specification (210X297 mm) (please read the precautions on the back before filling this page). Fill in Taidang printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs-12- 12325393 Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs A7 ____ B7 __ 5. Description of the invention P) -i, any number in the range of 8. In addition, the twist angle of the groove is set within a range of 90 to 160 degrees. In addition, the grooves can be made v-shaped from both sides to the middle of the rotating cylinder. Place the bearings 1 2 0 a, 1 2 0 · b in the two end parts of the rotating cylindrical cleaning body 1 1 7, one of the bearings 1 2 0 a is inserted into one of the lower shell 1 0 1 to support Department 1 2 1. The bearings 1 2 0 a, 1 2 0 b are made almost rectangular, and the external dimensions of the bearing 1 2 0 b are larger than the external dimensions of the bearing 1 2 0 a ′. A brush cover 1 2 2 is arranged in the other side of the lower case 1 0 1. In the brush cover 1 2 2, a bearing support portion 1 2 3 is formed to support the bearing 1 2 3 in the other side of the rotating cylindrical cleaning body 1 1 7. The width of the bearing support portion 1 2 3 is also larger than the width of the bearing support portion 1 2 1. The hook body 1 2 4 is provided in the brush cover 1 2 2, as shown in FIG. 3, and the brush cover 1 2 2 is made to be detachable from the lower case 101 by rotating the hook body 1 2 4. In the present embodiment, the brush cover 1 2 2 is detachably attached to the lower case 10 1, and a bearing support portion 1 2 3 is formed in the brush cover 1 2 2. The bearing support portion 1 2 3 has a width larger than that formed in the lower portion. The width of the bearing support portion 1 2 1 on the casing 1 〇1 side. Therefore, the rotating cylindrical cleaning body 1 1 7 can be easily contacted and separated from the lower case 10 1. A groove 1 2 4 a is formed on the surface of the hook body 1 2 4, and a flat blade screwdriver or coin is inserted into the groove 1 2 4 a to rotate the hook body 1 2 4. Referring to FIG. 3, when the position of the groove 1 2 4 a of the hook body 1 2 4 is the position shown by the dotted line, the brush cover 1 2 2 is fixed to the nozzle opening body 9 0 5 to support the rotating cylindrical cleaning body 1 The bearing of 1 7 1 2 0 b, and the rotating cylindrical cleaning body 1 1 .7 is supported by the suction nozzle (please read the precautions on the back before filling this page) 4 items are refilled and installed. The size of the paper is applicable to China National Standard (CNS) A4 specification (210X297 mm) -13- Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economy 1225393 A7 B7 V. Description of the invention ί 1) Opening body 905. When the hook 1 2 4 groove 1 2 4 a is rotated from the position shown by the dotted line to the position shown by the solid line, the fixed state of the brush cover 1 2 2 is released, and the brush cover 1 2 2 can be sucked with The mouth opening body 9 0 5 is separated. As shown in FIG. 4 and FIG. 5, the bearing 1 2 0b of the rotating cylindrical cleaning body 1 1 7 is released from being supported, so the rotating cylindrical cleaning body 1 1 7 can be easily separated from the nozzle opening body 9 0 5 . Therefore, it is easy to remove things such as hair or discarded threads wrapped around a rotating cylinder. ‘Referring to FIG. 1 and FIG. 2, at the front of the lower case, before the first suction opening is formed, the suction openings 1 2 6 a and Ί 2 6 b are separated from the suction opening 1 0 3. At the rear of the lower case, a second suction opening is also formed after the suction openings 1 2 a, 1 2 7 b, which are separated from the suction openings 103. The turbine blades 1 2 5 a, 1 2 5 b and blades 1 1 9 placed in the rotating cylindrical cleaning body 1 1 7 drive the rotating cylindrical cleaning body to receive the front suction openings 1 2 6 a, 1 2 6 b and Rear suction openings 1 2 7 a, Γ 2 7 b Air sucked out. The width of the rotation axis of the brushes 1 1 8 forming the blades 1 2 5 a and 1 2 5 b of each turbine is wider than the widths of the front suction openings 1 2 6 a and 126 b and the rear suction openings 127 a and 127 b. Turbine blades 1 2 5 a and 1 2 5 b are placed on both sides of the rotation axis direction of the brush 1 1 8. By doing so, the turbine blades 1.2 5 a, 1 2 5 b can efficiently and effectively receive the slave suction openings 1 2 6 a, 1 2 6 b and the rear suction openings 1 2 7 a, 1 2 7 b Aspirated air to improve the rotating moment of the rotating cylindrical cleaning body 1 1 7. 6 to 8, the operation of the present invention will be described. This paper size is applicable to China National Standard (CNS) A4 specification (210X297 mm) One --- L — 丨 " ^-—0 Pack ----- Ί --- 丨 Order! --- I® (Please read the notes on the back before filling this page) -14- 1225393 A7 ____ B7 V. Description of the invention 丨 2) (Please read the notes on the back before filling this page) _ 6 is an enlargement The figure shows the main part of the bottom surface of the nozzle opening body 9 05; FIG. 7 is a figure showing the coupling state of the lower case 1 0 1 and the upper case 10 2 of the nozzle opening body 9 05, and Positional relationship between the surface to be cleaned and the nozzle opening body; FIG. 8 is a graph indicating the relationship between the orientation of the nozzle opening body 905 and the twisting operation of the grip portion 9 0 3 . Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs, as described in the previous embodiment, the nozzle opening body 9 0 5 according to the present invention is connected to the housing 1 '0.8, and the housing 108 forms a first joint,' relative to the suction The mouth opening body 100 can be rotated vertically to almost 90 degrees, and the nozzle opening body 905 is connected to the suction opening joint 1 0. The suction opening joint 1 0 9 forms a second joint. The mouth opening main body 100 can be rotated horizontally, and the suction opening joint 1109 is connected to the housing 108. Although the suction opening joint 1090 can be rotated 360 degrees to the housing 108, it is sufficient if it can be rotated 180 degrees. As shown in FIG. 8 (a), when the grip part 9 0 3 is rotated counterclockwise by 8 0 Γ (from the user's perspective), the nozzle opening body 9 0 5 is rotated counterclockwise by almost 90 degrees. As shown in FIG. 8 (b), when the gripping part 9 0 3 of the pipe grip is rotated clockwise 80 2 (from the user's perspective), the nozzle opening 9 0 5 is rotated approximately 90 degrees clockwise. In this state, the nozzle opening body 905 can be operated in the longitudinal direction 9 1 2, and thus cleaning can be performed by inserting the nozzle opening body 905 into a narrow gap. When the nozzle opening body 905 is operated in the longitudinal direction as described above, the moving direction of the nozzle opening body 905 is different from the rotation direction of the wheel provided in the bottom of the nozzle opening body 905. When the nozzle is operated in the longitudinal direction as described above, the paper size is subject to the Chinese National Standard (CNS) A4 specification (210X297 mm) 1'-15- 1225393 Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs A7 B7 V. Description of the invention 丨3) When the opening body is 905, the wheel is worn or the force for operating the opening body of the nozzle is increased. Therefore, in order to reduce the wear of the wheels and the operating force of the nozzle opening body, the wheels of the nozzle opening body are covered with brushes to try friction resistance. However, even if the frictional resistance of the wheel is reduced, a worn portion 6 〇1 is generated in a wheel such as the rear wheel 1 13 due to the difference between the rotation direction of the wheel and the moving direction of the nozzle opening body, as shown in FIG. 6 ( As shown in a), when the nozzle opening body is used for a long time. If the nozzle opening body is used in this state, the surface to be cleaned will be scratched, and noise may occur. ‘In this embodiment, since the rear wheels 1 1 3 are fixed by using the shaft cover, the worn rear wheels can be easily replaced. · Referring to FIG. 6 (a), one end of the wheel shaft 1 1 3 a of the rear wheel 1 1 3 is covered with a shaft cover 11 4. The shaft cover 1 1 4 is fixed to the lower case 1 0 1 by screws 1 1 5. When a worn portion 6 0 1 is generated in the rear wheel 1 1 3 in this case, the screw 1 1 5 is removed to separate the shaft cover 1 1 4 from the casing 101 below the nozzle opening body 905, as shown in FIG. 6 (b). Then, the wheel shaft 1 1 a of the rear wheel 1 1 3 is pulled away from the wheel bearing 6 0 2 formed in the lower case 10 1 to separate the rear wheel 1 1 3. When a new rear wheel 1 1 3 is attached, the axle 1 1 3 b side of the rear wheel 1 1 3 is inserted into the lower case, and the axle 1 1 3 a side is inserted into the wheel bearing 6 0 2. After the axle 1 1 3 a is inserted into the wheel bearing 6.0, the axle 1 1 3 a is covered with the axle cover 1 1 4, and then the axle cover 114 is fixed to the lower case 101 using screws 1 1 5. In the above embodiment, it has been described that the rear wheels 1 Γ 3 are separable. The detachable wheels are not limited to the rear wheels 1 1 3, and the paper size facing downwards toward the nozzle is applicable to the Chinese National Standard (CNS) A4 specification (210X297 mm)! --II.I-„-^ 装- --- Ί--Order I -------- (Please read the precautions on the back before filling out this page) • 16 · 1225393 Printed by the Consumers ’Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs A7 B7 V. Invention Description 丨4) The wheel of the mouth body such as the front wheel 1 12 can also be made similar to the above. According to this embodiment, since the rear wheel 1 1 3 is made easily detachable, and the rear wheel can be easily replaced by a new wheel, Even the worn part 6 0 1 is generated in the rear wheel 1 1 3. Therefore, the surface to be cleaned can be prevented from being scratched and noise can be avoided. In the above-mentioned embodiment, it has been described that the rear wheel 1 1 3 is Detachable structure. The front wheel 1 1 2 can be detachable. In addition, the detachable parts are not limited to the wheel, and are composed of a brush base 1 2 8 a, a brush 1 2 8 b ', and a base shaft 1 2 8 c. The brush body 1 2 8 is downwardly facing the nozzle opening body, and can be made in a similar manner to the above. Before use, the brush body 1 2 9 is not shown in FIG. 1. In the case of the front wheel 1 1 2, the front brush body can be made in a similar manner to the above. Figure 7 is a figure indicating the relationship between the main part of the fixed part of the wheel shaft and the surface to be guessed. Figure 7 As shown in (a), since one end of the wheel shaft 1 1 3 a which is not fixed by the shaft cover 1 1 4 is fixed between the lower case 10 1 and the upper case 10 2, the lower case 1 〇1 and The contact surface 7 0 1 between the upper shells 102 is brought closer to the surface to be cleaned. Therefore, it is difficult to round the corner of the lower shell 10 1 opposite to the surface to be cleaned. Therefore, As shown in Fig. 7 (b), the axle 1 1 3 a is inserted into the lower case 1 0 1 in a direction parallel to the surface to be cleaned, and the bearing hole 7 0 2 is formed only in the lower case 1 0 1. Reference The character 7 0 3 is a thin pressurized part. By using this structure, the axle 1 1 3 a can be fixed only by the axle cover 1 1 4, and the rounded surface can be set in the lower case 1 0 1 As mentioned above, the wear wheels or brushes can be replaced by new ones, that is, this paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm)! I Ί —-- IT ----- 1L (please first Read the back Please fill in this page for the matters that matter} -17- 1225393 A7 _________ B7 _ 5. The description of the invention and 5) By separating only the shaft cover, the surface to be cleaned can be prevented from being scratched, and noise can be avoided. In addition, the shaft cover with the The lower case and the upper case are fixed, which can suppress the increase in the number of parts. In addition, the metal piece is inserted from the direction parallel to the surface to be cleaned into the corner portion of the lower case in the side of the wheel shaft that is not fixed by the shaft cover. A large round surface may be formed in the lower case. Therefore, the axle can be fixed using only one axle cover without scratching the surface to be cleaned. --- ΓΙ.I-^-0 Pack ---- J,-Order ------- Awl · (Please read the notes on the back before filling this page) Employee Cooperatives, Intellectual Property Bureau, Ministry of Economic Affairs The printed paper size is applicable to Chinese National Standard (CNS) A4 (210X297 mm). 18 ·