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TWI309685B - - Google Patents

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Publication number
TWI309685B
TWI309685B TW94137842A TW94137842A TWI309685B TW I309685 B TWI309685 B TW I309685B TW 94137842 A TW94137842 A TW 94137842A TW 94137842 A TW94137842 A TW 94137842A TW I309685 B TWI309685 B TW I309685B
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TW
Taiwan
Prior art keywords
water
hole
sewage
backflow
base
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TW94137842A
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Chinese (zh)
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TW200716830A (en
Inventor
Hui-Hong Liu
Original Assignee
Hui-Hong Liu
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Priority to TW094137842A priority Critical patent/TW200716830A/en
Publication of TW200716830A publication Critical patent/TW200716830A/en
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Publication of TWI309685B publication Critical patent/TWI309685B/zh

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Description

1309685 九、發明說明: 【發明所屬之技術領域】 本發明係有關於一種防逆流之落水頭結構,尤指可防止污水 逆流並簡化維修及保養落水頭之構造者。 【先前技術】1309685 IX. Description of the Invention: [Technical Field] The present invention relates to a structure for preventing backflow of water heads, and more particularly to a structure for preventing backflow of sewage and simplifying maintenance and maintenance of the head. [Prior Art]

按’一般家裡的浴室或廚房的地面皆會設置排水系統之落水 頭,習知之落水頭1,請參閱圖一、二所示,該落水頭i包含有 一濾水蓋1i、一集水部i 2、一基座丄3及一浮球丄4。 遽水盘1 1 ’具有複數個濾水孔1 1 1,該濾水蓋1 1係設 置於集水部1 2之上方’其制以過義質及垃圾,以避免雜質 及垃圾進入該集水部12及基座13。 集水部12 ’設有-開口121、-傾斜面122 口 一排放 该濾水蓋1 1係利用螺固元件S固設於集水部工2 上’該傾斜面1 2 2係連接於開口 1 2 ;L及排放Π i 2 3之間。 基座13,設有-端口131、—容室132、一定位座工 排水孔13 4。該端口工31對應該集水部工2之排放 該浮球14係置於容室132内,藉此,該浮球“ ^擇封閉輸13術孔134或細12之排放Μ 習知之落水頭i於實施時, 匯隼产入>隹η ”閱圖二所示’污水經由地板 乙求/瓜入該集水部2 2之開口 5 1309685 2内。接著污水由該集水部12之傾斜面12 2及排放口12 3 流入該基座13之容室13 2。當汙水流入基座13之容室13 2時’污水暫時於該基座13内之容室13 2累積。由於該浮球 14會者污水浮起,當浮球14浮起而離開排水孔13 4時’ 排水孔13 4則為導通狀態,污水即可立即經由排水孔13 4持 續流入下水道。 請參閱圖四所示,當下水道阻塞或管路回流設計不良時,可 ® 此導致下水道發生逆流。一但發生逆向回流時,污水經由排水孔 13 4逆向回流進入該基座13之容室13 2,此時,浮球14 會隨著逆向喊之污水升高,直雜浮球i 4向上雜於該集水 部12之排放口12 3,而使排放口工2 3為-閉合之狀態,進 而來防止污水逆流至地面上。 上述習知之落水頭:^然已可達到防止污水逆流之目的,然 而,由於該浮球i 4係設置於基座丄3内,且集水部丄3會因地 板之泥作施工而目定於地m段時間之後,排水 =13 4 _毛㈣異物堵鱗水蓋! !卸下,亦無 法巧理到基座1 3之内部,導致如 塞之現《,鱗不转及/料要嫌異物堵 而導致頂住排鈔123時會相為沾黏污物, 今,— 7成間隙,而並無法成一密閉之妝 態,逆流之污水仍會沿著_:逆流至地面上。 有鑑於習知之落水頭J, 具有以上之缺失’是以,如何能提 1309685 供—個能_祕養與維修,以及可確實能防止污水逆流之落水 項結構’實為業者目前極待解決的—大課題。 【發明内容】 #本發明之主要目的’乃錢供—獅逆流之落水賴構,該 洛j頭至4包含有-獻蓋、—固定座、—基座及—浮球,該遽 ^蓋之上方絲-握持構件’而下方崎設有複數個凸片,該固 足座叹有可與濾水蓋的凸片相卡合之卡制部,狀座之周緣設有 螺㈣’並可與基餘螺合,基座下转為—排水孔,且内設有 子球,該>子球具有-中空部,而浮球之周壁設有複數個可供排 ^之長槽孔,當排放污树,污水可由長槪流至基座之排水孔 流出;當發生污水逆流時’可藉轉球之浮力來封晒定座之通 孔,以達到防止污水逆流之情形發生者。 本發明之次-目的’乃在提供-獅逆流之落水職構,藉 由該固疋座絲座細驗相螺合,當有_堵絲座之排水管 時,即可打開固定座進行維修,以免雜物累積造成排水不良,以 達到輕易保養及維修落水頭之功效者。 本發明之再-目的’乃在提供—種防逆流之落水頭結構,藉 由於固定座上方設置—不具濾水孔之蓋體,以確實達到防止污水 逆流之目的。 【實施方式】 為使貴審查員更易於了解本發明之結構及所能達成之功 1309685 效,茲配合圖式說明如后: 首先’請參閱圖五所示,本發明之落水頭2至少包含有一滤 水蓋2 1、-峡座2 2、-基座2 3及-浮球2 4。 遽水蓋21,係為—蓋體,該慮水蓋21之表面設有-握持 構件2 1 1及複數個濾水孔2丨2,另赠水蓋2 i下方之内緣 設有複數個凸片213。 固定座22,中央具有1部22 1,該m卩係可供S水蓋 21容置’於凹部2 21之中央設有-通孔2 2 2,該通孔2 2 2之周圍設有可與濾水蓋以的凸片2 i 3相卡合之卡制部2 2 3’此外’於固定座22之周緣設有螺紋部224,而於固定座 2 2内另設有一墊圈p。 基座 23,係為一中空^ ^ 々甲工之座體,該基座23之上方設有一凸 緣2 31,該凸緣2 31,而其+ 而基座2 3之内部具有一容置室2 3Pressing the floor of the bathroom or kitchen in the general home will set the head of the drainage system. The well-known head 1 is shown in Figure 1 and Figure 2. The head i contains a water filter cover 1i and a water collection part i. 2. A pedestal 丄 3 and a floating ball 丄 4. The water tray 1 1 ' has a plurality of water filtering holes 1 1 1 , and the water filtering cover 1 1 is disposed above the water collecting portion 1 2 to make the impurities and garbage to prevent impurities and garbage from entering the set. The water portion 12 and the pedestal 13. The water collecting portion 12' is provided with an opening 121, and the inclined surface 122 is discharged. The water filtering cover 1 is fixed to the water collecting portion 2 by a screwing member S. The inclined surface 1 2 2 is connected to the opening. 1 2 ; L and discharge Π between i 2 3 . The susceptor 13 is provided with a port 131, a chamber 132, and a positioning trap drain hole 13 4 . The port worker 31 corresponds to the discharge of the water collecting part 2, and the floating ball 14 is placed in the chamber 132, whereby the floating ball "selects the closed hole 13 or the discharge of the fine 12" When the i is implemented, the 隼 隼 & & 隹 ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' 污水 污水 污水 污水 污水 污水 污水 污水 污水 污水 污水 污水 污水 污水 污水 污水 污水 污水The sewage then flows into the chamber 13 2 of the susceptor 13 from the inclined surface 12 2 and the discharge port 12 3 of the water collecting portion 12. When the sewage flows into the chamber 13 2 of the susceptor 13, the sewage is temporarily accumulated in the chamber 13 2 in the susceptor 13. Since the float 14 floats up, when the float 14 floats and leaves the drain hole 13 4, the drain hole 13 4 is in a conducting state, and the sewage can immediately flow into the sewer via the drain hole 13 4 . Referring to Figure 4, when the sewer is blocked or the piping reflow is poorly designed, this can cause a backflow in the sewer. When a reverse recirculation occurs, the sewage flows back into the chamber 13 2 of the susceptor 13 through the drain hole 13 4 . At this time, the floating ball 14 will rise with the sewage shouting in the reverse direction, and the floating ball i 4 is upwardly mixed. At the discharge port 12 3 of the water collecting portion 12, the discharge porter 23 is in a closed state, thereby preventing the sewage from flowing back to the ground. The above-mentioned conventional water head: ^ can already achieve the purpose of preventing backflow of sewage, however, since the floating ball i 4 is installed in the base 丄 3, and the water collecting part 丄 3 will be determined due to the mud construction of the floor. After the m period of time, the drainage = 13 4 _ hair (four) foreign matter blocking the scale water cover! ! Unloading, can not be clever to the inside of the pedestal 13 3, resulting in the current situation of the plug, the scale does not turn and / material to be suspected of foreign matter blocking, leading to the sticky notes when the banknotes 123 are held, today, — 70% gap, but can not be a closed makeup state, the counter-current sewage will still flow back to the ground along _:. In view of the well-known water head J, there is a lack of the above, so how can I raise 1309685 for a _ secret and maintenance, and can really prevent the sewage from flowing back to the structure of the water's reality is currently to be solved - Big topic. [Summary of the Invention] # The main purpose of the present invention is that the money supply - the lion's countercurrent flow, the Luo j head to 4 contains - cover, - fixed seat, - base and - float, the cover Above the wire-grip member' and the bottom is provided with a plurality of tabs, the fixed seat sighs a carding portion that can be engaged with the tab of the water filter cover, and the periphery of the seat is provided with a screw (four)' It can be screwed with the base, the base is turned into a drainage hole, and a sub-ball is arranged therein. The sub-ball has a hollow portion, and the peripheral wall of the floating ball is provided with a plurality of long slots for the discharge. When the sewage is discharged, the sewage can flow out from the long shovel to the drainage hole of the pedestal; when the sewage reverse flow occurs, the buoyancy of the ball can be used to seal the through hole of the fixed seat to prevent the occurrence of sewage backflow. The second-purpose of the present invention is to provide a lion-reversing water-falling structure, and the shackle of the solid sill seat can be screwed. When there is a drain pipe of the sluice seat, the fixing seat can be opened for maintenance. In order to avoid the accumulation of debris caused by the accumulation of debris, in order to achieve easy maintenance and repair of the function of the head. The re-purpose of the present invention is to provide a structure for preventing backflow of the head, by means of a cover provided above the fixed seat - without a water filter hole, to achieve the purpose of preventing backflow of sewage. [Embodiment] In order to make it easier for the examiner to understand the structure of the present invention and the work 1305905 that can be achieved, the following description will be made with reference to the following: First, please refer to FIG. 5, the drop head 2 of the present invention includes at least There is a water filter cover 2 1 , a gorge 2 2 , a pedestal 2 3 and a float 2 4 . The water cover 21 is a cover body, and the surface of the water cover 21 is provided with a holding member 2 1 1 and a plurality of water filtering holes 2丨2, and the inner edge of the water cover 2 i is provided with a plurality of water edges. Tabs 213. The fixing base 22 has a portion 22 in the center, and the m-ring is provided for the S water cover 21 to be disposed in the center of the recess 2 21 - a through hole 2 2 2, and the through hole 2 2 2 is provided around The locking portion 2 2 3' that is engaged with the tab 2 i 3 of the water filter cover is provided with a threaded portion 224 at the periphery of the fixing seat 22, and a washer p is further disposed in the fixing seat 22. The base 23 is a hollow body, and a flange 2 31 is disposed above the base 23, and the flange 2 31 and the base of the base 2 3 have an accommodation. Room 2 3

3,該容置室2 3 3之下方係為一排皮9 马排水口 2 3 4,而於凸緣2 3 1上設有一墊圈p1。 洋球2 4,係為一錐形體,3卜古植 m 4且上方填充有具浮力之材料,該 汗球2 4之下方具有一中空邱9 /1 1 ^ ^ 14241,其中,該中铸241下 方具有一排水孔2 4 2:,且中空邻^ 4 ; >、 二邛2 41之周壁之斜錐面2 4 3 上設有複數個長槽孔2 4 4。 本發明之落水頭2於組合時, ?1置於基座23之凸緣231内 請參閱圖六所示,係先將墊圈 ,並將浮球2 4放置於基座2 8 1309685 3之容置室2 q q免 ,+ 0 d内,此時,浮球2 4之斜錐面2 4 3會 在排水口 2 3 I- + ° 、 上方之孔洞中,接著將固定座2 2之螺紋部2 2 4對應於基座2 3之螺紋部2 3 2予以螺固,最後將濾水蓋2 1對應於固定座2 2之凹部2 21,並利用握持構件2丄丄旋轉 慮k蓋21之本體,以令濾水蓋已工下方之内緣之凸片23私 卡於固定座22之卡制部223。 入 本發明之落柄2於應㈣,請參賴七所示,當污水由地 板匯机至落水頭2時,該濾水蓋2丄之濾、水孔2丄2會過遽雜質 及垃圾,以避免雜質及垃圾進人基座2 3之容置室2 3 3内。接 著巧水會由濾水蓋2 1流經固定座2 2,再細定座2 2之通孔 2 2 2流入基座23之容置室233内,由於浮球24係位於排 水口 2 3 4之上方之孔洞中,藉由浮球2 4周壁上之長槽孔2 4 4,污水可經由浮球24之長槽孔2 44内由中空部24丄下方 之排水孔2 4 2流入基座2 3之排水孔2 3 4,再持續流入下水 、道。 再請參閱圖八所示,當下水道阻塞或管路回流設計不良時, 而導致下水道發生逆流。一但發生逆向回流時,污水經由排水孔 2 3 4逆向回流進入該基座2 3之容置室2 3 3,此時,浮球2 4會因上方具浮力之材料隨著逆向回流之污水升高,直至該浮球 2 4向上頂推至固定座2 2之通孔2 2 2下方之塾圈p,藉由墊 圈P來令浮球2 4與使固定座2 2之通孔2 2 2上方形成一密閉 1309685 之狀態’進而來防止污水逆流至地面上。 而當落水頭2内累積有雜物時,可直接旋轉濾水蓋2丄之握 寺構件211,即可令滤水盖21之凸片213脫離固定座2 2 卡制部2 2 3之嵌制,而自固定座22之凹部2 21拿起,接著 旋轉峡座2 2之本體,使S定座2 2之螺紋部2 2 4與基座2 3之螺紋部2 3 2分離,便可將浮球2 4自基座2 3之容置室2 3 3拿起’以輕易的進行落水頭2之清理動作。 又請參閱圖九所示,本發明之落水頭2於實施時,亦可於固 定座22之上方設置一不具濾水孔2丄2之蓋體3,該蓋體3之 表面設有-握持構件3 i,而於蓋體3下方之魄設有複數個凸 片3 2,藉由將蓋體3之凸片3 2對應於固定座2 2之凹部2 2 1,並利用握持構件3丄旋轉蓋體3之本體,以令蓋體3下方之 内緣之凸片3 2針於固定座2 2之卡制部2 2 3,以更確實的 防止污水之逆流。 本發明之功效在於,藉由於基座2 3之容置室2 3 3内設置 一浮球2 4,並於浮球2 4之周壁設置複數個可供排水之長槽孔 2 4 4,當排放污水時,污水可由長槽孔2 4 4流至基座2 3之 排水孔2 3 4流出;當發生污水逆流時,可藉由浮球2 *之浮力 與塾圈P之麵來封咖定座2 2之通孔2 2 2,轉到防止污 水逆流之情形發生。此外,藉由該固定座2 2與基座2 3係以螺 紋相螺合,當有雜物堵塞基座2 3之排水管2 3 4時,即可打開 1309685 固定座2 2進行維修或對浮球2 4推〜 乙4進仃清理之動作,以避免雜物 累積造成排水不良,而物_鱗及維修落水頭之功效。 紅上所述’本發明藉由上述之構造來使污水經滙流後再排 出’並可防止污水逆流,可達到輕易保養及維修落水頭之功效, 應已符合新難及進雜之要件,爰紐提出發日狀找,祈請 貴審查員之雜’賴料發财利之較,至感德便。 【圖式簡單說明】 圖一係習知落水頭之剖視示意圖。 圖二係習知落水頭之立體分解圖。 圖二、四係習知落水頭之組合剖視圖。 圖五係本發明落水頭之立體分解圖。 圖六係本發明落水頭之之組合剖視圖。3. Below the accommodating chamber 2 3 3 is a row of skin 9 horse drain ports 2 3 4, and a gasket p1 is provided on the flange 2 3 1 . The ocean ball 2 4 is a cone body, 3 is ancient plant m 4 and is filled with buoyant material above, and the sweat ball 24 has a hollow Qiu 9 /1 1 ^ ^ 14241 below, wherein the middle casting 241 is below A plurality of long slots 2 4 4 are disposed on the inclined tapered surface 2 4 3 of the peripheral wall of the hollow wall 2 4 2 : and the hollow adjacent ring 4 > When the water drop head 2 of the present invention is combined, the ?1 is placed in the flange 231 of the base 23, as shown in Fig. 6, the washer is placed first, and the float ball 24 is placed on the base 2 8 1309685 3 Set room 2 qq free, + 0 d, at this time, the inclined cone 2 4 3 of the float ball 2 will be in the hole 2 3 I- + °, the upper hole, and then the threaded part of the fixed seat 2 2 2 2 4 is screwed to the threaded portion 2 3 2 of the base 2 3 , and finally the water filter cover 2 1 corresponds to the recess 2 21 of the fixing seat 2 2 and is rotated by the grip member 2 The main body is privately engaged with the engaging portion 223 of the fixing seat 22 by the tab 23 for the inner edge of the filter cover. Into the handle of the present invention 2 (4), please refer to the seven, when the sewage from the floor to the water head 2, the filter cover 2 丄 filter, water hole 2 丄 2 will pass impurities and garbage In order to avoid impurities and garbage entering the accommodation chamber 2 3 3 of the base 2 3 . Then, the water will flow through the fixing cover 2 2 from the water filter cover 2 1 , and then the through hole 2 2 2 of the fixed seat 2 2 flows into the accommodating chamber 233 of the pedestal 23, since the floating ball 24 is located at the water outlet 2 3 In the hole above the fourth hole, the sewage can flow into the base through the long hole 2 244 of the floating ball 24 in the long slot 2 44 of the float 24 from the drain hole 2 4 2 below the hollow portion 24 The drain hole 2 3 4 of the seat 2 3 continues to flow into the sewage and the road. Referring again to Figure 8, when the sewer is blocked or the pipeline reflow design is poor, the sewer is reversed. When a reverse recirculation occurs, the sewage recirculates back into the accommodating chamber 2 3 3 of the susceptor 2 through the drain hole 234. At this time, the floating ball 24 will return to the sewage due to the reverse buoyant material. Raise until the float ball 24 is pushed up to the ring p below the through hole 2 2 2 of the fixed seat 2 2, and the float ball 2 4 and the through hole 2 2 of the fixing seat 2 2 are made by the washer P 2 2, a state of a closed 1309685 is formed above to prevent the sewage from flowing back to the ground. When the debris is accumulated in the falling head 2, the gripping member 211 of the water filtering cover 2 can be directly rotated, so that the tab 213 of the water filtering cover 21 can be disengaged from the fixing seat 2 2 and the clamping portion 2 2 3 is embedded. And the recess 2 21 of the fixing seat 22 is picked up, and then the body of the seat 2 2 is rotated, so that the threaded portion 2 2 4 of the S seat 2 2 is separated from the threaded portion 2 3 2 of the base 2 3 The float ball 24 is picked up from the accommodation chamber 2 3 3 of the base 2 3 to easily perform the cleaning operation of the drop head 2. As shown in FIG. 9 , the water head 2 of the present invention can also be provided with a cover body 3 without a water filter hole 2丄2 above the fixing base 22, and the surface of the cover body 3 is provided with a grip. Holding the member 3 i, and a plurality of tabs 3 2 are disposed on the bottom of the cover 3, by using the tabs 3 2 of the cover 3 corresponding to the recesses 2 2 of the fixing seat 2 2 and using the holding members 3丄Rotate the body of the cover body 3 so that the tabs 3 2 of the inner edge of the cover body 3 are pinned to the locking portion 2 2 3 of the fixing seat 2 2 to more reliably prevent the backflow of the sewage. The effect of the present invention is that a floating ball 2 4 is disposed in the accommodating chamber 23 3 of the pedestal 2 3 , and a plurality of long slots 2 4 4 for draining are provided on the peripheral wall of the floating ball 24 When discharging sewage, the sewage can flow from the long slot 24 4 to the drain hole 2 3 4 of the base 2 3; when the sewage reverse flow occurs, the buoyancy of the float 2 * and the surface of the ring P can be used to seal the coffee. The through hole 2 2 2 of the seat 2 2 is turned to prevent the backflow of the sewage. In addition, the fixing base 2 2 and the base 2 3 are screwed together, and when there is debris blocking the drain 2 3 4 of the base 2 3 , the 1309685 fixing seat 2 2 can be opened for maintenance or Float 2 4 push ~ B 4 into the 仃 cleaning action to avoid the accumulation of debris caused by poor drainage, while the object _ scale and repair the function of the head. According to the above description, the present invention can prevent the sewage from flowing backward by the above-mentioned structure, and can prevent the sewage from flowing backwards, thereby achieving the effect of easily maintaining and repairing the falling head, and should meet the requirements of new difficulties and difficulties. New Zealand asked for a look of the day, and asked your inspectors to make a difference. [Simple description of the diagram] Figure 1 is a schematic cross-sectional view of the conventional water head. Figure 2 is a three-dimensional exploded view of the conventional water head. Figure 2 is a cross-sectional view of the combination of the four types of conventional falling heads. Figure 5 is a perspective exploded view of the water drop head of the present invention. Figure 6 is a cross-sectional view showing the combination of the water drop head of the present invention.

圖七、八係本發明落水頭之使用狀態示意圖。 圖九係本發明落水頭另一較佳實施例之示意圖。 【主要元件符號說明】 1落水頭 11濾水蓋 111濾水孔 12集水部 121開口 12 2傾斜面 1 3基座 1 3 2容室 12 3排放口 1 3 1端口 13 3定位座 13 4排水孔 1309685 2落水頭 4蓋體 S螺固元件 P、P1墊圈 2 1渡水蓋 212濾水孔 2 2 1凹部 2 2 3卡制部 2 3 1凸緣 2 3 3容置室 2 4浮球 2 4 2排水孔 2 4 4長槽孔 41握持構件 211握持構件 2 2固定座 2 2 2通孔 2 3基座 2 3 2螺紋部 2 3 4排水口 2 41中空部 2 4 3斜錐面 4 2凸片Figure 7 and Figure 8 are schematic views showing the state of use of the water head of the present invention. Figure 9 is a schematic view of another preferred embodiment of the water drop head of the present invention. [Description of main components] 1 water head 11 water filter cover 111 water filter hole 12 water collection part 121 opening 12 2 inclined surface 1 3 base 1 3 2 chamber 12 3 discharge port 1 3 1 port 13 3 positioning seat 13 4 Drain hole 1309685 2 falling head 4 cover S screw solid element P, P1 washer 2 1 water cover 212 water filter hole 2 2 1 recess 2 2 3 card part 2 3 1 flange 2 3 3 accommodation room 2 4 float Ball 2 4 2 Drain hole 2 4 4 Long slot 41 Grip member 211 Grip member 2 2 Fixing seat 2 2 2 Through hole 2 3 Base 2 3 2 Threaded part 2 3 4 Drain 2 2 Hollow 2 4 3 Oblique taper 4 2 tab

1212

Claims (1)

Ϊ309685 十、申請專利範圍: 1·一種防逆流之落水頭結構,至少包含有: —濾水蓋,該濾水蓋上方設有複數個濾水孔; 一固定座,該固定座具有一凹部,該凹部之中央設有一通孔, 且周緣設有螺紋部; 一基座,係為一中空之座體,該基座之上方設有一凸緣,該 凸緣之内侧設有可與固定座螺紋部相螺合之螺紋部,基座容置室 ^ 之下方具有一排水口;以及 一浮球,係為一錐形體,該浮球之下方具有一中空部,該中 空部下方具有一排水孔,且中空部之周壁之斜錐面上設有複數個 長槽孔; 藉由於基座之容置室内設置一浮球,並於浮球之周壁設置複 數個可供排水之長槽孔,當排放污水時,污水可由長槽孔流至基 座之排水孔流出;當發生污水逆流時,可藉由浮球之浮力來封閉 ^固疋座之通孔,以達到防止污水逆流之情形發生者。 2·如申請專利範圍第1項所述之一種防逆流之落水頭結 構,其中該濾水蓋之上方係設有一握持構件者。 3·如申請專利範圍第1項所述之一種防逆流之落水頭結 構,其中該渡水蓋下方之内緣係設有複數個凸片者。 4·如申請專利範圍第1項所述之一種防逆流之落水頭結 構,其中該固定座之通孔周圍係設有複數個卡制部者。 5·如申請專利範圍第1項所述之一種防逆流之落水頭結 13 1309685 構,其中該固定座之上方係可設置一不具濾水孔之蓋體者。 6·如申請專利範圍第5項所述之一種防逆流之落水頭結 構’其中該盍體之上方係設有一握持構件者。 7·如申請專利範圍第5項所述之一種防逆流之落水頭結 構,其中該蓋體下方之内緣係設有複數個凸片者。Ϊ 309685 X. Patent application scope: 1. A water-proof head structure for anti-backflow, comprising at least: - a water filter cover, a plurality of water filtering holes are arranged above the water filter cover; a fixing seat having a concave portion, a central portion of the recess is provided with a through hole, and a peripheral portion is provided with a threaded portion; a base is a hollow seat body, and a flange is disposed above the base, and the inner side of the flange is provided with a thread for fixing the seat a threaded portion of the phase screw, a drain port below the base receiving chamber ^; and a float ball having a conical shape, the float ball having a hollow portion below the hollow portion, and a drain hole below the hollow portion And a plurality of long slots are formed on the inclined surface of the peripheral wall of the hollow portion; by providing a floating ball in the accommodating chamber of the pedestal, and providing a plurality of long slots for draining on the peripheral wall of the floating ball, when When discharging sewage, the sewage can flow from the long slot to the drain hole of the base; when the sewage reverse flow occurs, the through hole of the solid seat can be closed by the buoyancy of the float to prevent the backflow of the sewage. . 2. A backflow prevention head structure according to claim 1, wherein the filter cover is provided with a grip member. 3. The anti-backflow falling head structure according to claim 1, wherein the inner edge of the water receiving cover is provided with a plurality of lobes. 4. A fall-proof head structure according to claim 1, wherein a plurality of carding portions are provided around the through hole of the fixing seat. 5. A structure of the anti-backflow head joint 13 1309685 according to the first aspect of the patent application, wherein the upper part of the fixing seat can be provided with a cover body having no water filtering hole. 6. A counter-current falling head structure as described in claim 5, wherein a grip member is disposed above the body. 7. The anti-backflow falling head structure according to claim 5, wherein the inner edge of the cover body is provided with a plurality of tabs. 1414
TW094137842A 2005-10-28 2005-10-28 Structure of reverse-flow-preventing drainage head TW200716830A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI553196B (en) * 2015-06-18 2016-10-11 南臺科技大學 Anti-water backflow drainage head
TWI553195B (en) * 2015-06-18 2016-10-11 南臺科技大學 Deodorize and insect repelling anti-water backflow drainage head

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CN105239661A (en) * 2015-10-29 2016-01-13 河海大学常州校区 Birdcage type floor drain
CN107905311A (en) * 2017-11-30 2018-04-13 陈传材 A kind of environment-friendly type deodorization sewage discharge device
CN110850538B (en) * 2019-11-14 2025-03-28 国网浙江省电力有限公司信息通信分公司 A floor-standing optical cable surplus cable box

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI553196B (en) * 2015-06-18 2016-10-11 南臺科技大學 Anti-water backflow drainage head
TWI553195B (en) * 2015-06-18 2016-10-11 南臺科技大學 Deodorize and insect repelling anti-water backflow drainage head

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