JPS63196426U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案に係るオイルクーラ内蔵型熱交
換器の一実施例を示す縦断面図、第２図はオイル
循環用パイプにシール部材を外嵌した状態を示す
縦断面図、第３図はオイルクーラを内蔵した従来
の熱交換器の側面図、第４図は第３図の−線
に沿う縦断面図である。 ３１……下部タンク、３３……オイルクーラ本
体、３５……固定部材、３７……オイル循環用パ
イプ、３９……貫通孔、４１……締結部材、４５
……シール部材、４９……突出部。 Fig. 1 is a longitudinal sectional view showing an embodiment of the heat exchanger with a built-in oil cooler according to the present invention, Fig. 2 is a longitudinal sectional view showing a state in which a seal member is fitted onto an oil circulation pipe, and Fig. 3. 4 is a side view of a conventional heat exchanger with a built-in oil cooler, and FIG. 4 is a longitudinal sectional view taken along the line - in FIG. 3. 31... Lower tank, 33... Oil cooler main body, 35... Fixing member, 37... Oil circulation pipe, 39... Through hole, 41... Fastening member, 45
... Seal member, 49 ... Protrusion.

Claims (1)

【実用新案登録請求の範囲】 (1) 熱交換器のタンク内にオイルクーラ本体を
収容し、このオイルクーラ本体の固定部材にオイ
ル循環用パイプを固着し、前記熱交換器タンク壁
に前記固定部材よりも小径で前記オイル循環用パ
イプよりも大径の貫通孔を設け、このの貫通孔に
前記オイル循環用パイプを挿通し、前記タンク外
部に突出させ、この突出端に前記固定部材を前記
タンク壁に圧着するための締結部材を螺合してな
るオイルクーラ内蔵型熱交換器において、前記オ
イル循環用パイプの前記固定部材と前記締結部材
との間にゴム製の管状のシール部材を外嵌して、
このシール部材の一端を前記固定部材に固着し、
前記シール部材の他端を前記締結部材により押圧
して前記タンクと前記締結部材との間に突出部を
形成し、この突出部により前記貫通孔をシールし
たことを特徴とするオイルクーラ内蔵型熱交換器
。 (2) シール部材の固定部材への固着は、焼付け
により行われている実用新案登録請求の範囲第１
項記載のオイルクーラ内蔵型熱交換器。 (3) シール部材の内面には、ワツシヤが配置さ
れている実用新案登録請求の範囲第１項又は第２
項記載のオイルクーラ内蔵型熱交換器。 (4) オイル循環用パイプの外周には、シール部
材の滑止め用突起が形成されている実用新案登録
請求の範囲第１項乃至第３項記載の何れか一項記
載のオイルクーラ内蔵型熱交換器。[Claims for Utility Model Registration] (1) An oil cooler body is housed in a tank of a heat exchanger, an oil circulation pipe is fixed to a fixing member of the oil cooler body, and the oil circulation pipe is fixed to the wall of the heat exchanger tank. A through hole having a smaller diameter than the member and a larger diameter than the oil circulation pipe is provided, the oil circulation pipe is inserted into the through hole and protrudes to the outside of the tank, and the fixing member is attached to the projecting end of the oil circulation pipe. In an oil cooler built-in heat exchanger formed by screwing a fastening member for crimping onto a tank wall, a rubber tubular sealing member is removed between the fixing member of the oil circulation pipe and the fastening member. Fit it,
fixing one end of the sealing member to the fixing member;
The oil cooler built-in heat sink is characterized in that the other end of the sealing member is pressed by the fastening member to form a protrusion between the tank and the fastening member, and the through hole is sealed by the protrusion. exchanger. (2) The fixing of the sealing member to the fixing member is done by baking.
Heat exchanger with built-in oil cooler as described in section. (3) Utility model registration claims 1 or 2 in which a washer is arranged on the inner surface of the sealing member.
Heat exchanger with built-in oil cooler as described in section. (4) The oil cooler built-in heat exchanger according to any one of claims 1 to 3 of the utility model registration claim, wherein a protrusion for preventing the seal member from slipping is formed on the outer periphery of the oil circulation pipe. exchanger.