TW467997B - Fuel supply device - Google Patents

Fuel supply device Download PDF

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Publication number
TW467997B
TW467997B TW89117346A TW89117346A TW467997B TW 467997 B TW467997 B TW 467997B TW 89117346 A TW89117346 A TW 89117346A TW 89117346 A TW89117346 A TW 89117346A TW 467997 B TW467997 B TW 467997B
Authority
TW
Taiwan
Prior art keywords
fuel
joint end
burrs
end faces
supply device
Prior art date
Application number
TW89117346A
Other languages
English (en)
Inventor
Shigeki Kanamaru
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of TW467997B publication Critical patent/TW467997B/zh

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/04—Feeding by means of driven pumps
    • F02M37/08—Feeding by means of driven pumps electrically driven
    • F02M37/10—Feeding by means of driven pumps electrically driven submerged in fuel, e.g. in reservoir
    • F02M37/103—Mounting pumps on fuel tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/111—Making filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
    • B01D29/606—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • B01D35/027—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks rigidly mounted in or on tanks or reservoirs
    • B01D35/0273—Filtering elements with a horizontal or inclined rotation or symmetry axis submerged in tanks or reservoirs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/30—Filter housing constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
    • B29C65/20—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools with direct contact, e.g. using "mirror"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/114—Single butt joints
    • B29C66/1142—Single butt to butt joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/322—Providing cavities in the joined article to collect the burr
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/542—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles joining hollow covers or hollow bottoms to open ends of container bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/914—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux
    • B29C66/9141—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature
    • B29C66/91411—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by controlling or regulating the temperature, the heat or the thermal flux by controlling or regulating the temperature of the parts to be joined, e.g. the joining process taking the temperature of the parts to be joined into account
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
    • F02M37/32—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
    • F02M37/44—Filters structurally associated with pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
    • F02M37/32—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements
    • F02M37/50—Filters arranged in or on fuel tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0003—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric
    • B29K2995/0005—Conductive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7172—Fuel tanks, jerry cans
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/748—Machines or parts thereof not otherwise provided for
    • B29L2031/7496—Pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
    • F02M37/22—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
    • F02M37/30—Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by heating means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Filtration Of Liquid (AREA)

Description

I ----------------'Λ-.. ·. . !五發明胃i, …— Ϊ r . I l技.術領域.】 ί
I 本發明係關於..種將燃#進行加壓後從彬料箱供應ξ 内燃機關等之燃料供给裝置，特刭是闬來防止以樹脂搆拆 之落接形成内含燃料流路之殼體時產生之毛邊所造成的影 響者 τ/ 【背景技術】 第4圖和第5圖為揭示於國際公開第W096/23967號 專利公報上之習知燃料供給裝置.第4圖為側剖面圖.，第 5圖為俯視圖、第6圖為殼體形成之熱板熔接之說明圖、 第/圖為第5圖之χ„γ —ζ剖面圖；.： 圖中’符號]為燃料箱’ 2為燃料箱1之開口部‘為 了能塞住該開口部2而設置有合成樹脂製之蓋3，蓋3和 燃料箱1之間則裝設有密封用墊片4 : 於蓋3 —體組裝有做為燃料供給系統之機能構件的燃 料幫浦5、燃料過濾器6、調壓器（RESSURE RAGULATOR) 7、燃料液位指示器8、電連接器9及排出配管】〇而形成 單元化。 燃料過濾器6係將過濾組件〗2收容在殼體丨】内而構 成並且係將蓋3當作殼體1丨的一.部份而自蓋3處垂下 來。殼體U係由屬於上殼體之蓋3和下殼體丨3所形成； 下战體〗3為藉由合成樹脂材料而成形。此蓋3和下殼體 】3之間係以交界部】4將全周圍液密性地熔接，而於内部 空間配置有過濾组件]2。 ------於燃料過濾器6之殼體Π的内周側上方，設有做為燃 私--——----- 311764 請先閱讀背面之注意事項？ .：ϋ本頁 丨裝----I---訂---------線------- 經濟部智慧財4局員工消費合作社，£製 i A7 A7 經 濟 部 智 慧 財 產 局 具 工 消 費 合 作 社 印- 製 B7 五、發明說明（2 ) 料入口之入口管15，其與燃料幫浦5之排出管相連接。 殼體Π的兩個燃料出口當中形成第】燃料出口之配管 16(在第4圓係以虛線表示）係從下殼體13下端向上延伸而 與設置在蓋3之排出配管1〇相通。 屬於第2燃料出口之回流管18為設置在下殼體13之 下部，且與調壓器7相連接。 與蓋3 —體成形之電連接器8在燃料箱1外係與電源 及控制裝置（未予圖示）相連接。於燃料箱1内則係經由未 予围示之導引線而連接在燃料幫浦5上，以供給電力至燃 料幫浦5之驅動器，同時，經由未予囷示之導引線與燃料 液位指示器8(顯示於第5圖）連接，以傳達用以表示液位高 度之電信號。 又，下殼體13係以具導電性之合成樹脂製作成形者， 係使在燃料通過過濾組件12時所發生之靜電透過電連接 器8而發散掉。 在以上述構成之燃料供給裝置中，當電力透過電連接 器8供給到燃料幫浦5，燃料幫浦5會將燃料通過過濾器 19吸進來並進行加壓，再往殼體11之内周側上方的入口 管I 5排出。 燃料係依箭頭A方向在下殼體13和蓋3間之通路20 流動。而於燃料過濾器6内，燃料係自上往下在殼體11 中流動，而在通過過遽組件12時，存於燃料中的塵埃等將 被過濾。 通過過濾組件12之燃料係從配管16通過排出配管1〇 本紙張尺度遶用中國國家標準（CNS)A4規格（210 X 297公釐） 311764 ----裝-----r---訂·--------線 (請先閱讀背面之注意事項再填寫本頁) 經 濟 部 智 慧 財 產 局 消 費 合 作 社 印 製 (CSS)A^ ^72]〇>29f^y ' , . , w. f:. . * .1, ' ·'*·' · .Λτ, , . : . . . Ώ 發明說明 而供給至叫 w , …機燃料嘈射裝置的嘈射器；未圖示；，此時· 利用調壓器 '4辦往噴射器之燃料供給壓力調整為定 後_.再.使因糸如-i « 今耗油置改變而务出的燃料從調壓器，固流到 燃料箱丨内 &此蓋3和下彀體Ϊ 3之間是以交界部I 4將全阕圍 液在11地溶接的搆成 '而此種溶接可適用，般的熱板，溶 接熱板溶接例如第6圖所示，為事先以加熱源的熱板3〇 將下殼雜1 ) 4νι 3和盖3間要熔接的端面加熱到融解溫度再取 出‘.’、板3 0 .然後在雙方之接合端面間施壓使之進行熱熔 接。 ’’里過熱板炫接之熔接部的縱斷面，例如第7圖所示， 因為施加壓力使融解部分的端部受到擠壓而形成毛邊 】由於接合端面的融解狀態、加壓後之押壓移動量的不 同，毛邊 7 1 ^ t t 这在大小、形狀方面產生參差不齊。因此殼體 的縱向尺寸也將參差不齊t此外在相當於燃料流路的 部位所露出之毛邊21冑流路面積變狹窄而使流路行進阻 力增大的同時’燃料流動的脈動遂成為毛彡2]的變形屋 力，使毛m較跪弱的部分受到疲勞破壞而有脫落的情 形。位在燃料m之㈣組件12上游之料部的毛邊 N脫落時1被燃料過遽器】2能，但位在過遽組件I〕 下游之溶接部的毛邊2】脫落時’則會產生因為下游配管受 到阻塞所導致之供給燃料不足；《因為配設在下游 器的管嘴部被塞住致使_機狀況欠佳的種種不 t#明係為了解決上述問題而研創者，装 ^ 用中國國 K禮虚，AJ ϋΆΐΊ X νητ 二 J -—— 4 馬 k 供 31)764 ,sf LH ί 1·. 1 ί! kl> 1 fl ΙΕ .1 H ►. 八- J If -- tf rr 一OJr n Ji n, I 1! - - l (請先閱讀背面之汶意事項%寫本頁) A7
五、發明說明（4 ) 鲤濟部智慧財產局員Η消費合作社印數 一種抑制因進行熱板熔接所導致之殼體縱向尺寸之參差不 齊，同時，使毛邊不會露出於燃料流路内，而萬一熔接部 之毛邊發生脫落時也不會使其流到燃料流路内的燃料供給 裝置。 【發明之揭示】 本發明之燃料供給裝置，係於殼艘内形成從燃料幫浦 所送出之燃料液的流路之際，將合成樹脂製成之上殼體和 下殼體的接合端面藉由進行熱熔接而形成一液密性殼體； 而上殼體及下殼體係分別在距離接合端面稍低處設置互相 面對面之靠接肋，且為使兩邊之靠接肋得靠接一起而融 解、壓接接合端面以進行熱熔接者。 而且，係沿著接合端面使之隔著溝隙設置靠接肋，並 於完成熱稼接時’將溝隙封閉起來以形成儲留空間，使進 行熱熔接時所露出的毛邊得留存在該空間内。 【圖式之簡單說明] 第】圖為顯示本發明實施型態I之燃料供給裝置的側剖 面圖。 第2圖為本發明之殼體形成之熱板熔接的說明圖。 第3圖為本發明之熔接完成部之擴大部分的剖面圖。 第4圖為習知燃料供給裝置之側剖面圖。 第5圖為習知燃料供給裝置之俯視圖。 第6圖為殼體形成之熱板熔接的說明圖。 第7圖為第5圖之χ-γ_ζ剖面圖。 【元件符號之簡單說明】 I —II! ^----l·---------φ, (請先閱磧背Φ之注意事碩再填寫本頁) 本紙張尺度遶用中國國家標準（CNS)A4規格（210 X 297公楚〉 4 31J764 • ； / 開σ部 蓋 3 a ^ :3 a 接合端面 5 b ^ Π b靠接肋 3 c.' Uc溝隙 4 墊片 5 燃料幫浦 A 燃料過濾器 調壓器 8 燃料液位指示器 9 電連接器 10 排出配管 1 ] 殼體 I 2 過滤組件 13 下殼體 14 交界部 15 入口管 1 6 配管 1 8 回流管 19 過濾器 20 通路 21 毛邊 22 儲留空間 3 0 熱板 經濟部智慧財產局員工消費合作社印製 【實施發明之最佳形態】 實施型態1 第1圖為本發明實施形態〗之燃料供給裝置的惻剖面 圖。第2圖為本發明之殼體形成之熱板熔接的說明圖。第 3圖為顯示熔接完成部之擴大部分之剖面圖。圖中 '符號1 至2 ]和3 0係同於上述習知裝置所作之說明。 蓋3及下殼體I 3係藉由合成樹脂材料而成形。符號 3a為形成殼體1 1上部之蓋3的接合端面、3b為沿著接合 端面3a而裝設在距離接合端面3a稍低處的靠接肋、3c為 設在接合端面3a和靠接肋3b間的溝隙。：! 3a係下殼體1 3 之接合端面，該下殼體】3之接合端面13a和蓋3之接合端 ! [ i 1' ----- I--- * I--IT i I i I I I--- I f ! t f 锖先閱請背面之注意事項-.1^寫本頁) 本纸張尺度適用七國國家標準規格U.lGx :.;97公坌） 5 3J1764 ~_________ 五、發明說明（6 ) <請先閲讀背面之注意事項再填寫本頁) 面3a可熔接接合而形成交界部14。與交界部14垂直之殼 想】1之隔板的端面為接合端面3a, 13a，藉由進行蓋3和下 殼體13之接合端面3a、13a的熔接接合，可形成液密式之 殼體11外殼及燃料流路。 符號13b為沿著接合端面]3a並距其稍低的位置所設 之靠接肋’ 13c為設在接合端面13a和靠接助i3b間的溝 陈。蓋3和下殼髏13之接合端面3a、13a以及靠接肋3b、 13b係設成分別互相面對面。 蓋3和下殼體13之間的熱板熔接，如第2圖所示，為 事先將加熱源之熱板30夾在蓋3之接合端面3a和下殼體 13之接合端面13a之間，並將兩邊之接合端面預加熱至熔 解溫度’然後取出熱板30,並在接合端面之間施加壓力使 其熔接為液密式構成。此時，由於兩邊之靠接肋3t)、13b 係位於距離接合端面3a、13a稍低之處，因此不會達到融 解軟化的溫度，就算受到加壓也不會變形* 因此’當靠接肋3b、13b兩邊相互抵接時，交界部14 之變形即停止，故可安定殼體11之完成縱向尺寸。 又如第3圖所示，在蓋3和下殼體13熔接時，可由雙 方之溝隙3c '1 3c形成儲留空間22。此時因為蓋3和下殼 體13之接合端面之間的加壓變形而生成之毛邊21即可留 存在儲留空間22内。因此，於有燃料液流動之側形成儲留 空間22，可防止由於毛邊21的露出所致使之流路面積狹 窄化；並抑制燃料液流動所導致之毛邊21脫落；即使毛邊 21脫落也可將其留存於儲留空間22内而不至於流到下 本紙婊尺度適用中國®家標準（CNS)A4規格（210x297公爱） 6 311764 濟 部 智 慧 財 產 局 消 費 合 社 印 Μ j .丄 if r 太弓古 ^ j 择..'I， , .…1^-=-. .....’一…-… !漪故可防土 丫游配營受到阻塞.: I 雖然在接合端面之周圍裝設溝陏八…
Mh 13b %最佳：但反而會使，嫩4 1 ‘)c以及靠接肋 j A . ▼便該燃升立祖仏SM· , 醪大而^ Α 士抑 才，供給裝置的剖面面積 變大而熟法使裝置小型化〜囡+丄 妨礙的邻，' 冰故 在沒有受到毛邊21 『.μ卩妒於進行熱熔接後之n 接肋π m L : J女弋的程度F將靠 接肋-b、bb做點狀的配置亦 會對擗4立4 μ *上、 '只在毛邊2〗的脫離 霄Si L、料系統造成妨礙的 分就a§1!4/ ^ 形成儲留空間22'其餘的部 刀就J S知例之熔接構造設定亦 動進行燃料液的送.^ m % ^ 5 明。 ⑽給動作則與習知裝置相同，而省略說 【產業上之利用可能性】 本發明就如以上所說明的. 3的因為係沿著蓋3之接合端 面3a和下殼體13之接合 端面】3a ’將靠接肋3b、]3b隔 著溝隙裝設在距離接合端面稍低之位置 上‘故而在進行雙方之接合端面的加熱並施加整力於接合 端面間使之溶接時，在靠接肋3b、m所靠接的位置使接 合端面的變形停止，而可安定般體Π之完成縱向尺寸。 又，融解完了時所形成的空間22係於流路側留住因加 壓變形所生成之毛邊2丨，以防止流路面積變狹窄；並抑制 由於燃料液流動的脈動所致之毛邊21脫落，且將已脫落之 毛邊2 1留存在儲留空間22内’以防止下游配管造成阻塞。 311764 靖先閱讀背面之注意事項厂：私寫本頁)

Claims (1)

  1. 1 · 一種燃料供給裝置，係與燃料幫浦及殼體一雜裝設在燃 料箱内，且從上述燃料幫浦所供給之燃料液的流路為形 成於上述殼體内者；其特徵為：上述殼體係藉由將合成 樹脂製成之上殼體和下殼體的接合端面進行熱融接而 形成為液密性構成；而上述上殼體和下殼體係分別在距 離接合端面稍低處設置互相面對面的靠捿肋，且為使該 雙方之靠接肋得靠接一起而將接合端面融解愿接後進 行熱熔接。 2_如申請專利範圍第1項之燃料供給裝置，其中，沿著接 合端面並隔著溝隙設置靠接肋，並於完成熱熔接時，使 由上述靠接肋封閉的溝隙形成儲留空間，以使進行熱溶 接時所露出的毛邊得留存於上述儲留空間内。 3.如申請專利範圍第2項之燃料供給裝置，其中，至少在 相當於過濾組件下游之流路部分設置由靠接肋形成之 儲留空間。 -------I -------裝.！ ----- - 訂-----I ---線 (锖先閲讀背Φ之注意事項再填寫本頁) 經濟部智慧財產局員工消費合作枉印製 本紙張尺度適用中國國家標準（CNS)A4規格（210 x 297公釐） 311764 8
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EP1310663A1 (en) 2003-05-14
EP1310663B1 (en) 2006-03-22
WO2002016752A1 (en) 2002-02-28
DE60026852D1 (de) 2006-05-11
EP1310663A4 (en) 2004-06-02
US6729308B1 (en) 2004-05-04
CN1215256C (zh) 2005-08-17
DE60026852T2 (de) 2006-11-16

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