TWM436822U - Heat exchange pipes coupling structure - Google Patents

Heat exchange pipes coupling structure Download PDF

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Publication number
TWM436822U
TWM436822U TW101203702U TW101203702U TWM436822U TW M436822 U TWM436822 U TW M436822U TW 101203702 U TW101203702 U TW 101203702U TW 101203702 U TW101203702 U TW 101203702U TW M436822 U TWM436822 U TW M436822U
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TW
Taiwan
Prior art keywords
tube
pipe
pipe end
flange
pressing
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Application number
TW101203702U
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Chinese (zh)
Inventor
jin-wei Zhang
Original Assignee
jin-wei Zhang
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Application filed by jin-wei Zhang filed Critical jin-wei Zhang
Priority to TW101203702U priority Critical patent/TWM436822U/en
Publication of TWM436822U publication Critical patent/TWM436822U/en

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Description

M436822 五、新型說明: 【新型所屬之技術領域】 本創作有關於熱父換器之管排結構,特別是指由寶管與 直管組合形成的熱交換管排結構。 【先前技術】 按,銅金屬具有高延展性及高熱傳效率,因此如第i圖 所示,1知的熱交換管排10 -般為銅管經自動加工所形成 •者’其係具有數個彎管部11及數個直管部12連接形成一體 成型之彎管結構,值得>主意的是,鋼管價格較其他金屬材質 的管體昂貴,且-體成型的管排結構在局部管體破損渗漏 時’只能藉由更換整組管排達成維修止滲,顯有成本高昂之 問題;因此,相關產業界發展出以不鏽鋼管或其他金屬材質 管體製成彎管部及直管部,其主要透過氬銲銲接加工或機械 自動加工製成一體成型的管排結構,藉以改善上述高成本之 使用問題。 然而’上述銲接形成或自動彎管形成一體成型之熱交換 管排結構’其管體彎折處的結構強度低,同時也不易清洗除 垢’且作為太陽能集散用或熱交換用之管體時,其管體之管 壁均十分的薄’而整體管排之兩端另需要設置螺紋,以利與 外部之管體接合’以往均係於管體表面上成型,或以直接粘 合之方式接合’如此’極易造成該管體接合端部的損害,且 因管壁之厚度有限’因此進行表面螺紋成型之加工,不但無 3 M436822 法使該螺紋順利成型,延伸加卫成本高之問題,更甚者,私 該螺紋螺接相對結構並受到拉扯之力量時,該螺紋極^ 害’管端亦被擠壓變形,無法因應目前實際上的需求者。' 因此’習用之熱交換管騎構無論在製造過程或實際使 用時皆存在有_,而具有尚待改善之空. 、 【新型内容】 有鑑於上述習用之問題,本案目的在於提供一種敎交換 管排組接結構’其主要是由複數彎管及複數直管組接形成: 透過直管與f管的組接結構,使熱交換管排在低製造成本之 前提下’達到容易組裝使用或拆解維修,且直人 處具有良好止漏性之目的。 、考 緣疋為達上述目的,本創作提供一種熱交換管排电接 結構,該組接結構係具有二管體端部對接組成,該二管體端 :係分別成形於一彎管及一直管,定義該二管體端部為一第 -營端及-第二管端;其中’該組接結構包括:該第一管端, 係端口擴張成形為—迫緊緣;該第二管端,係外部成形有— /缘該凸緣外也係大於該第一管端之管體内徑該凸緣成 形有相對之-受力側及—抵侧,且該凸緣至該第二管端末 _成形為〜置段,該容置段外徑小於該第—管端的管體内 ^並容置於該第—管端内部;-止親,係套設於該第二管 =的谷置段’且該止舰壓制限位於該第-管端的迫緊緣與 § &端的凸緣抵制側之間;一結合件,係中段成形為一 4 M436822 衣狀壓nux及—自由端自該壓迫部兩端延伸成形,該廢迫 部内面喊有-環凹’令騎合件套設於該第―、第二管端 外部且追緊對合該二自由端,該迫緊緣外部及該凸緣受力侧 為該環_制迫緊於該止⑨環,該第…第二管料緊結合。 有關於本創作為達成上述目的,所採用之技術、手段及 其他功效’兹舉-較佳可行實施例並配合圖式詳細說明如 后。 【實施方式】 首先,請以第2圖配合第3、4A、4B圖觀之,本創作 所提供一種熱交換管排組接結構的較佳實施例,該組接結構 主要具有二管體端部對接組成,該二管體端部係分別成形於 〜彎管A及一直管B,定義該二管體端部為一第一管端加 及一第二管端30,該組接結構包括該第一、第二管端2〇、 3〇、一止洩環40、一結合件5〇以及一螺栓6〇,其中: 該第一管端2〇,係端口擴張成形為一迫緊緣21 ; 該第二管端3Q,係外部成形有一凸緣31 ,該凸緣31外 後D31係大於該第一管端20之管體内徑d20,該凸緣31成 形有相對之一受力侧311及一抵制側312,且該凸緣31至該 第二管端30末端成形為一容置段32,該容置段32外徑D32 小於該第一管端20的管體内徑们〇並容置於該第一管端2〇 内部; 於本實施例中’該第一管端20係成形於該彎管A之管 M436822 體端部’該第二管端30係成形於直管b之管體端部,且該 彎管A成形有二該第一管端20 ’該直管B成形有二該第二 管端30 ;另’該第一管端20亦得以成形於該直管b,該第 二管端30則得以成形於該彎管A ; 該止洩環40 ’係套設於該第二管端30的容置段32,且 該止洩環40位於該第一管端20的迫緊緣21與該第二管端 30的凸緣31抵制側312之間’供防止熱交換管排内部冷卻 水滲出; 該結合件50,係中段成形為一環狀壓迫部$ 1以及二自 由端52自該壓迫部51兩端延伸成形,該壓迫部μ内面凹 設有一環凹511,令該結合件50套設於該第一、第二管端 20、30外部且迫緊對合該二自由端52,該迫緊緣21外部及 該凸緣31受力侧311為該環凹511壓制迫緊於該止洩環 40,該第一、第二管端20、30迫緊結合。 以上所述即為本創作實施例主要構件及其組態說明,至 於本創作較佳實施例的操作方式及其功效,做以下說明。 請配合參閱第4A、4B_*,賴錢交換管排組接 結構’主要是藉由令該結合件5〇的二自由端52對合,使得 該麗迫部51以其環凹511壓制該第一管端2〇的迫緊緣^ 及該第二管端3G的凸緣3卜則該迫緊緣21與該凸緣31迫 緊失合該止,柄4G ’則該止純4()封閉該第…第二管端 之間玉隙達到以低製造成本緊密結合該二管端20、 30之目的。 此外’於本實施例中,如第2、4A圖所示,該結合件 50係透過於其二自由端52各開設有一穿孔521,再以一螺 栓60穿置該二穿孔521與一螺帽61對鎖,達到使該結合件 50的二自由端52對合,且該結合件50的壓迫部51迫緊於 該第一、第二管端20、30外部。 如第4A、4B圖所示,該第一管端2〇内部係成形有一 卡制緣2 2,該卡制緣2 2至該迫緊緣2丨之間成形為一套接段 23,該套接段23内徑d23係小於該迫緊緣21内徑d21且大 於該第一管端20的管體内徑d20,藉此,令該第二管端3〇 容置段32容置於該第一管端2〇的套接段23内部,該卡制 緣22供該第二管端30容置段32末端靠置固定’使該熱交 換管排的組接結構具有較佳的結構穩定性;且如第5圖所 示’本創作第一管端20亦可僅成型該迫緊緣21。 另’如第6圖所示’顯示本創作結合件50之另一實施 態樣’其主要是將二結合件50組接環設於第一、第二管端 20、30外部’如圖,各該結合件50係於中段成形有一弧形 麗迫部51 ’並具有二自由端52自該壓迫部51兩端延伸成 形’令該二結合件50的壓迫部51對合環設於該第一、第二 管端20、30外部,且其自由端52藉二螺栓60穿置其穿孔 521而迫緊對合,使該第一、第二管端20、30迫緊結合。 综上所述’本創作熱交換管排組接結構,透過預成形具 M436822 有該第一管端20或第二管端30型態的彎管A、直管B,配 合該止洩環40、該結合件50及該螺栓60,達到提供一種製 作成本低、止漏性佳,且容易進行維修或組裝的熱交換管排。 【圖式簡單說明】 第1圖習知一體成型之熱交換管排結構外觀示意圖。 第2圖本創作熱交換管排組接結構之立體分解示意圖。 第3圖本創作熱交換管排組接結構之立體組合示意圖。 第4A圖本創作熱交換管排組接結構之組合剖視示意圖。 第4B圖本創作第4A圖之局部結構放大示意圖。 第5圖本創作熱交換管排組接結構另一實施態樣之組合剖 視局部放大示意圖。 第6圖本創作配合二結合件之實施態樣組合外觀示意圖。 【主要元件符號說明】 《習知》 熱交換管排10 彎管部11 直管部12 《本新型》 彎管A 直管B 第一管端20 迫緊緣21 卡制緣22 套接段23 第二管端30 凸緣31 受力側311 抵制側312 M436822 容置段32 止洩環40 結合件50 環凹511 穿孔521 螺栓60 第一管端管體内徑d20 套接段内徑d23 容置段外徑D32 壓迫部51 自由端52 螺帽61 迫緊緣内徑d21 凸緣外徑D31M436822 V. New description: [New technical field] This creation has a tube row structure for the hot parent converter, especially the heat exchange tube row structure formed by the combination of the Bao tube and the straight tube. [Prior Art] According to the copper metal, it has high ductility and high heat transfer efficiency. Therefore, as shown in Fig. i, a heat exchange tube row 10 is generally formed by automatic processing of a copper tube. The elbow portion 11 and the plurality of straight tube portions 12 are connected to form an integrally formed elbow structure, and it is worthwhile to say that the price of the steel tube is more expensive than that of other metal materials, and the body-formed tube row structure is in the partial tube. When the body is damaged and leaked, it can only be repaired and stopped by replacing the whole set of pipe rows, which has the problem of high cost. Therefore, the relevant industry has developed a pipe and a straight pipe made of stainless steel pipe or other metal pipe body. The pipe part is mainly formed into an integrally formed pipe row structure through argon welding processing or mechanical automatic processing, thereby improving the above-mentioned high cost use problem. However, the above-mentioned welding forming or automatic bending forming an integrally formed heat exchange tube row structure has a low structural strength at the bent portion of the tube body, and is also difficult to clean the descaling and is used as a tube for solar energy collection or heat exchange. The tube wall of the tube body is very thin 'and the other end of the tube row needs to be provided with a thread to facilitate the joint with the outer tube body'. In the past, it was formed on the surface of the tube body, or directly bonded. The joint 'this' is very easy to cause damage to the joint end of the pipe body, and because the thickness of the pipe wall is limited', the surface thread forming process is processed, and the 3 M436822 method not only makes the thread smoothly form, but also has the problem of high cost of extension and reinforcement. Moreover, even if the thread is screwed to the opposite structure and is subjected to the pulling force, the thread end is also crushed and deformed, which cannot meet the current actual demand. Therefore, the conventional heat exchange tube riding structure has _ in the manufacturing process or in actual use, and has room for improvement. [New content] In view of the above-mentioned problems, the purpose of this case is to provide a 敎 exchange. The pipe row assembly structure is mainly formed by a combination of a plurality of curved pipes and a plurality of straight pipes: through the assembly structure of the straight pipe and the f pipe, the heat exchange pipe is discharged before the low manufacturing cost to achieve easy assembly or use. Dismantling and repair, and the straight person has the purpose of good leak prevention. In order to achieve the above objectives, the present invention provides a heat exchange tube discharge electrical connection structure, the assembly structure has a two-tube body end butt joint composition, the two tube body ends are respectively formed in a curved tube and have been formed a tube defining a second tube end as a first-camp end and a second tube end; wherein 'the assembly structure comprises: the first tube end, the system port is expanded into a pressing edge; the second tube The outer portion is formed with an outer edge of the flange which is larger than the inner diameter of the first tube end. The flange is formed with a opposite-force side and abutting side, and the flange is to the second The end of the tube is formed into a set, the outer diameter of the receiving section is smaller than the inner tube end of the first tube end and is accommodated inside the first tube end; the dead end is set in the second tube = The valley section 'and the ship compression limit is located between the pressing edge of the first pipe end and the flange resisting side of the § &end; a coupling member, the middle section is formed into a 4 M436822 garment pressure null and free ends Extending from both ends of the pressing portion, the inner surface of the forcing portion is shouted with a ring-shaped concave portion, so that the riding member is sleeved outside the first and second tube ends and is closely matched. Two free end, the outer edge of the packing and the flange for the side force produced packing ring _ ⑨ to the stop ring, the second ... second tubing tight binding. The techniques, means, and other efficiencies employed in the present invention in order to achieve the above objectives are described in the accompanying drawings. [Embodiment] First, please refer to FIG. 3, FIG. 3, FIG. 4B and FIG. 4B. The present invention provides a preferred embodiment of a heat exchange tube row assembly structure, and the assembly structure mainly has a two-tube body end. The end portion of the two tubes is formed in the elbow tube A and the straight tube tube B respectively, and the end portion of the second tube body is defined as a first tube end and a second tube end 30. The assembly structure includes The first and second tube ends 2〇, 3〇, a stagnation ring 40, a coupling member 5〇, and a bolt 6〇, wherein: the first tube end 2〇, the port is expanded to form a pressing edge 21 The second pipe end 3Q is externally formed with a flange 31, and the outer face D31 of the flange 31 is larger than the inner diameter d20 of the pipe body of the first pipe end 20, and the flange 31 is formed with a relatively one force side. 311 and a resisting side 312, and the end of the flange 31 to the second end 30 is formed as a receiving portion 32, and the outer diameter D32 of the receiving portion 32 is smaller than the inner diameter of the first tubular end 20 And is disposed inside the first tube end 2〇; in the embodiment, the first tube end 20 is formed on the end of the tube M436822 of the elbow A. The second tube end 30 is formed on the second tube end 30. The end of the tube body of the tube b, and the elbow tube A is formed with two first tube ends 20'. The straight tube B is formed with two second tube ends 30; and the first tube end 20 is also formed therein. a straight tube b, the second tube end 30 is formed on the elbow A; the stagnation ring 40' is sleeved on the accommodating portion 32 of the second tube end 30, and the stagnation ring 40 is located at the The pressing edge 21 of the pipe end 20 and the flange 31 of the second pipe end 30 resist between the sides 312 to prevent the cooling water from escaping inside the heat exchange pipe row; the coupling member 50 is formed into a ring shape The portion of the first and second tube ends 20, 30 is sleeved on the inner surface of the pressing portion 51. The inner portion of the first and second tube ends 20, 30 is sleeved. And tightening the two free ends 52, the outer portion of the pressing edge 21 and the force receiving side 311 of the flange 31 press the annular concave portion 511 to press the stagnation ring 40, the first and second tube ends 20 30, tightly combined. The above is the main components of the authoring embodiment and the configuration description thereof. As for the operation mode and the function of the preferred embodiment of the present invention, the following description will be made. Please refer to the 4A, 4B_*, the money exchange tube row assembly structure 'mainly by aligning the two free ends 52 of the joint member 5〇, so that the urging portion 51 presses the ring portion 511 with the ring 511 The tightening edge of a pipe end 2 and the flange 3 of the second pipe end 3G are such that the pressing edge 21 and the flange 31 are tightly closed, and the handle 4G' is pure 4 () Closing the first ... between the second tube ends to achieve the purpose of tightly bonding the two tube ends 20, 30 at a low manufacturing cost. In addition, in the present embodiment, as shown in FIG. 2 and FIG. 4A, the coupling member 50 has a through hole 521 formed through each of the two free ends 52, and the two through holes 521 and a nut are inserted through a bolt 60. 61 pairs of locks are brought into engagement with the two free ends 52 of the coupling member 50, and the pressing portion 51 of the coupling member 50 is urged outside the first and second tube ends 20, 30. As shown in FIG. 4A and FIG. 4B, the first tube end 2 is internally formed with a clamping edge 22, and the clamping edge 2 2 is formed into a connecting portion 23 between the pressing edge 2丨. The inner diameter d23 of the sleeve portion 23 is smaller than the inner diameter d21 of the pressing edge 21 and larger than the inner diameter d20 of the tubular body end 20, thereby accommodating the second tube end 3 〇 receiving portion 32 The inside of the sleeve portion 23 of the first tube end 2〇, the card edge 22 is fixed by the end of the second tube end 30 receiving portion 32 to make the assembly structure of the heat exchange tube row have a better structure. Stability; and as shown in Fig. 5, the first tube end 20 of the present creation may also only form the pressing edge 21. In addition, as shown in FIG. 6 , another embodiment of the present creative coupling member 50 is shown, which mainly sets the two coupling members 50 to be arranged outside the first and second tube ends 20 and 30. Each of the coupling members 50 is formed with an arc-shaped urging portion 51 ′ in the middle portion and has two free ends 52 extending from both ends of the pressing portion 51. The pressing portion 51 of the two coupling members 50 is disposed on the second ring. 1. The second tube ends 20, 30 are external, and the free ends 52 are tightly engaged by the two bolts 60 through the through holes 521, so that the first and second tube ends 20, 30 are tightly coupled. In summary, the present heat exchange tube row assembly structure has a first tube end 20 or a second tube end 30 type bend tube A and a straight tube B through the preforming tool M436822, and cooperates with the stagnation ring 40. The coupling member 50 and the bolt 60 provide a heat exchange tube row which is low in manufacturing cost, good in leakproofness, and easy to repair or assemble. [Simple description of the drawings] Fig. 1 is a schematic view showing the appearance of a heat exchange tube row structure integrally formed. Fig. 2 is a perspective exploded view of the heat exchange tube row assembly structure. Fig. 3 is a three-dimensional combination diagram of the heat exchange tube row assembly structure. Fig. 4A is a schematic cross-sectional view showing the assembled structure of the heat exchange tube row of the present invention. Fig. 4B is an enlarged schematic view showing a partial structure of Fig. 4A of the present creation. Fig. 5 is a partially enlarged schematic cross-sectional view showing another embodiment of the heat exchange tube row assembly structure of the present invention. Figure 6 is a schematic diagram showing the appearance of the combination of the creation and the second combination. [Main component symbol description] "Knowledge" Heat exchange tube row 10 Curved tube part 11 Straight tube part 12 "This new type" Elbow A Straight tube B First tube end 20 Tightening edge 21 Carding edge 22 Socket section 23 Second pipe end 30 Flange 31 Force side 311 Resisting side 312 M436822 accommodating section 32 Stop ring 40 Joint 50 Annular 511 Perforation 521 Bolt 60 First pipe end pipe inner diameter d20 Socket section inner diameter d23 Set outer diameter D32 Compression part 51 Free end 52 Nut 61 Tightening edge inner diameter d21 Flange outer diameter D31

Claims (1)

六、申請專利範圍: -種熱交換管触接結構,她接結構隸有二管▲ 對接組成,該二管體端部係分別成形於一彎管及一直故部 定義該二管體端部為一第一管端及一第二管端;其中: 組接結構包括: _ 該第一管端,係端口擴張成形為一迫緊緣; 該第二管端,係外部成形有一凸緣,該凸緣外押係 大於該第一管端之管體内徑,該凸緣成形有相對〜f〜 侧及一抵制側,且該凸緣至該第二管端末端成形為〜容 段,該容置段外徑小於該第一管端的管體内徑並容置 第一管端内部; < 一止洩環,係套設於該第二管端的容置段,且該止 洩環位於該第一管端的迫緊緣與該第二管端的凸緣抵制 側之間; ’ 一結合件,係中段成形為一環狀壓迫部以及二自由 端自該壓迫部兩端延伸成形,該壓迫部内面凹設有一環 凹,令該結合件套設於該第一、第二管端外部且迫緊對合 該二自由端,該迫緊緣外部及該凸緣受力側為該環凹壓制 迫緊於該止洩環,該第一、第二管端迫緊結合。 •如申請專利範圍第1項所述之熱交換管排組接結構其 中,該結合件的二自由端各開設有一穿孔,一螺栓係穿置 該二穿孔與一螺帽對鎖,令該結合件的二自由端對合,且 M436822 該:合綱迫部迫緊於該第 對接組成,該二管體端部 接心構1有二管體蠕部 定義該二管體端部為一苐成形於一彎管及-直管, 組接結構包括:I管端及m·其中,該 該第一管端,係端口擴張成形為-迫緊緣; 該第二管端,係外部成形有一凸緣,Sixth, the scope of application for patents: - a heat exchange tube contact structure, her connection structure consists of two tubes ▲ butt joints, the ends of the two tubes are formed in a curved tube and the end of the second tube is defined a first pipe end and a second pipe end; wherein: the assembly structure comprises: _ the first pipe end, the port is expanded to form a pressing edge; the second pipe end is externally formed with a flange, The flange outer casing is larger than the inner diameter of the pipe body of the first pipe end, the flange is formed with a side opposite to the f-side and a resisting side, and the flange to the end of the second pipe end is formed into a volume portion. The outer diameter of the accommodating section is smaller than the inner diameter of the pipe body of the first pipe end and accommodates the inside of the first pipe end; < a stagnation ring is sleeved in the accommodating section of the second pipe end, and the stagnation ring is located Between the pressing edge of the first pipe end and the flange abutting side of the second pipe end; a coupling member, the middle portion is formed as an annular pressing portion, and the two free ends are formed from the two ends of the pressing portion, and the pressing The inner surface of the inner portion is concavely provided with a ring recess, so that the joint member is sleeved outside the first and second tube ends and forced The two free ends of the engagement, the outer edge of the packing and the flange side of the force for pressing packing ring recess in the stop-off ring, the first and second tube end packing binding. The heat exchange tube row assembly structure according to claim 1, wherein the two free ends of the joint member each have a perforation, and a bolt passes through the two perforations and a nut pair lock, so that the combination The two free ends of the piece are joined together, and the M436822 is: the combined forced portion is forced to be composed of the first butt joint, and the two ends of the second tubular body have a two-tube body to define the end of the two tubes. Formed in an elbow and a straight tube, the assembly structure comprises: an I pipe end and an m. wherein the first pipe end is formed by expanding into a pressing edge; the second pipe end is externally formed Flange, 切該第-管端之管雜内徑,該凸緣成形 = ^及-㈣側,且該凸緣至該第二管端末端細為一= 第又置段輕小於該第―管端的管體_並容置於該 第一管端内部; -止λ環’係套設於該第二管端的容置段,且談止 线環位於該第-管端的返緊緣與該第二管端的凸緣㈣ 側之間;Cutting the inner diameter of the pipe end of the first pipe end, the flange is formed on the side of the ^^ and - (four) sides, and the end of the flange to the end of the second pipe end is thinner than the pipe of the second pipe end The body _ is accommodated inside the first pipe end; the λ ring ring is sleeved on the accommodating section of the second pipe end, and the return wire ring is located at the returning edge of the first pipe end and the second pipe Between the sides of the flange (four); 二結合件,係中段成形為一弧形壓迫部以及二自由 端自該壓迫部兩端延伸成形,該壓迫部内面凹設有一環 凹,令該二結合件的壓迫部對合環設於該第一、第二管端 外部,且其自由端迫緊對合,該第一管端的迫緊緣外部及 該第二管端的凸緣受力侧為該環凹壓制迫緊於該止洩 環,該第一、第二管端迫緊結合。 4.如申請專利範圍第3項所述之熱交換管排組接結構,其 中,各該結合件的二自由端各開設有一穿孔,令二螺栓係 的對合自由端之重疊穿孔,該二結合 該第-、g 緊且該-結合件㈣迫部對合迫緊於 弟一管螭外部。 如申請專利範園第丨+、。 其中,該第—〜或所述之熱交換管排組接結構, 迫緊緣⑼成形有_卡制緣,且該卡制緣至該 ^ ^ 套接段,該套接段内徑係小於該迫緊 A於該第—管端的管體内徑,令該第二管端的容 置段合置於該第—管端的套接段内,且該容置段末端靠抵 於該卡制緣上。 6.t申凊專利顚第丨或3項所述之熱交換管餘接結構, 其中’該第-管端係成形於該彎管之管體端部,該第二管 端係成形於直管之管體端部,且該彎管成形有二該第-管 端’該直管成形有二該第二管端。 如申请專利範圍第1或3項所述之熱交換管排組接結構, 其中,該第一管端係成形於該直管之管體端部,該第二管 嶸係成形於彎管之管體端部,且該直管成形有二該第一管 鳴’該彎管成形有二該第二管端。 12a second coupling member, wherein the middle portion is formed as an arc-shaped pressing portion and the two free ends are formed from the two ends of the pressing portion, and the inner surface of the pressing portion is recessed with a ring recess, so that the pressing portion of the two coupling members is disposed on the ring The first and second tube ends are externally, and the free ends thereof are tightly engaged. The outer side of the pressing end of the first tube end and the flange side of the second tube end are pressed against the anti-slip ring. The first and second tube ends are tightly coupled. 4. The heat exchange tube row assembly structure according to claim 3, wherein each of the two free ends of the joint member has a perforation, so that the overlapping ends of the two bolts are overlapped and perforated. In combination with the first-, g-tight and the-bonding member (four), the forced portion is tightly pressed to the outside of the tube. For example, apply for the patent paradigm 丨+. Wherein, the heat exchange tube row assembly structure of the first or the heat exchange tube row has a _ card edge formed by the pressing edge (9), and the card edge is to the sleeve portion, and the inner diameter of the sleeve portion is smaller than The pressing force A is at the inner diameter of the tube end of the first tube end, so that the accommodating portion of the second tube end is placed in the socket portion of the first tube end, and the end of the accommodating portion abuts against the clamping edge on. 6. The method of claim 3, wherein the first tube end is formed at the end of the tube body of the elbow, and the second tube end is formed in a straight line. The end of the tubular body of the tube, and the elbow is formed with two of the first tube ends. The straight tube is formed with two second tube ends. The heat exchange tube row assembly structure according to claim 1 or 3, wherein the first tube end is formed at the end of the tube body of the straight tube, and the second tube system is formed on the elbow tube. The end of the tubular body, and the straight tube is formed with two first tubes. The elbow is formed with two second tube ends. 12
TW101203702U 2012-03-02 2012-03-02 Heat exchange pipes coupling structure TWM436822U (en)

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