JPH06281384A - Gasket for plate type heat exchanger - Google Patents

Gasket for plate type heat exchanger

Info

Publication number
JPH06281384A
JPH06281384A JP7309193A JP7309193A JPH06281384A JP H06281384 A JPH06281384 A JP H06281384A JP 7309193 A JP7309193 A JP 7309193A JP 7309193 A JP7309193 A JP 7309193A JP H06281384 A JPH06281384 A JP H06281384A
Authority
JP
Japan
Prior art keywords
gasket
heat transfer
transfer surface
passage hole
side seal
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP7309193A
Other languages
Japanese (ja)
Other versions
JP3347799B2 (en
Inventor
Junichi Nakamura
淳一 中村
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hisaka Works Ltd
Original Assignee
Hisaka Works Ltd
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 Hisaka Works Ltd filed Critical Hisaka Works Ltd
Priority to JP07309193A priority Critical patent/JP3347799B2/en
Publication of JPH06281384A publication Critical patent/JPH06281384A/en
Application granted granted Critical
Publication of JP3347799B2 publication Critical patent/JP3347799B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

PURPOSE:To provide a gasket for a plate type heat exchanger in which a channel hole side seal of a heat transfer gasket for constituting a double seal can be simply and effectively fixed. CONSTITUTION:A gasket for a plate type heat exchanger comprises a heat transfer gasket 16 fixedly engaged with a gasket groove of a peripheral edge of a heat transfer plate having fluid passage holes at four corners of a heat transfer surface to seal the heat transfer surface and the hole and a double seal formed of a channel hole side seal 18 of a channel hole gasket 17 and a heat transfer surface side seal 19. A connecting piece 42 and a fixing piece 42 oppositely integrally protrude from the channel hole side seal of the gasket and the heat transfer surface seal of the gasket, removably connected to opposed connecting piece and fixing piece and the channel hole side of the gasket is fixed to the plate.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、接着剤を使用すること
なく伝熱プレートに装着されるプレート式熱交換器用ガ
スケットに関し、詳しくは、伝熱プレートの伝熱面をシ
ールする伝熱面ガスケット部の2重シール部を構成する
通路孔側シール部を確実に固定することができるプレー
ト式熱交換器用ガスケットに関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plate type heat exchanger gasket which is mounted on a heat transfer plate without using an adhesive, and more specifically, a heat transfer surface gasket for sealing the heat transfer surface of the heat transfer plate. The present invention relates to a gasket for a plate heat exchanger capable of reliably fixing a passage hole-side seal portion that constitutes a double seal portion of a portion.

【0002】[0002]

【従来の技術】一般に、プレート式熱交換器は、図5に
示すように、伝熱面(1)の四隅に流体通路孔(2)を
設けた伝熱プレート(3)を、その周縁部の全周に亘っ
て設けたガスケット溝(4)に嵌装したガスケット
(5)を介して交互に上下に反転させて所要枚数積層
し、その隣接する伝熱プレート(3)間に異種の熱媒体
が流れる第1流路と第2流路とを交互に配置したもので
ある。
2. Description of the Related Art Generally, a plate heat exchanger has a heat transfer plate (3) having fluid passage holes (2) at four corners of a heat transfer surface (1) as shown in FIG. Through a gasket (5) fitted in a gasket groove (4) provided over the entire circumference of the sheet, the sheets are laminated by reversing the required number of sheets, and heat of different types is placed between the adjacent heat transfer plates (3). The first channel and the second channel through which the medium flows are arranged alternately.

【0003】ところで、従来、接着剤を使用しないで伝
熱プレート(3)にガスケット(5)を固定するプレー
ト式熱交換器としては、特表昭60-501568号公報、特開
昭64-28495号公報及び特公昭63-56477号公報に記載のも
のがあり、これを図6乃至図12に示す。
By the way, conventionally, as a plate type heat exchanger for fixing the gasket (5) to the heat transfer plate (3) without using an adhesive, there is disclosed in JP-A-60-501568 and JP-A-64-28495. JP-A-63-56477 and JP-B-63-56477, which are shown in FIGS. 6 to 12.

【0004】第1の従来例は、図6及び図7に示すよう
に、伝熱プレート(3)のガスケット溝(4)の外周縁
を波形状に形成して、凹部(11)と固定壁部(12)とを
交互に設けると共に、ガスケット溝(4)に嵌装される
ガスケット本体(13)の外周側面に、両側に伝熱プレー
ト(3)の固定壁部(12)の下方に潜入係止する係止片
(14)(14)を櫛状に設けた突出片(15)を一体に突設
したもので、伝熱プレート(3)のガスケット溝(4)
にガスケット本体(13)を嵌装し、かつ、その突出片
(15)を伝熱プレート(3)の凹部(11)に嵌め込むと
同時に、係止片(14)(14)を外周縁の固定壁部(12)
の下方に潜入係止させて、伝熱プレート(3)にガスケ
ット(5)を固定するようにしたものである。
In the first conventional example, as shown in FIGS. 6 and 7, the outer peripheral edge of the gasket groove (4) of the heat transfer plate (3) is formed in a corrugated shape, and the recess (11) and the fixed wall are formed. The portions (12) are alternately provided, and the outer peripheral side surface of the gasket body (13) fitted into the gasket groove (4) is infiltrated below both sides of the fixed wall portion (12) of the heat transfer plate (3). The engaging pieces (14) (14) to be engaged are integrally formed with a protruding piece (15) provided in a comb shape. The gasket groove (4) of the heat transfer plate (3)
At the same time as fitting the gasket body (13) into the groove and fitting the protruding piece (15) into the recess (11) of the heat transfer plate (3), the locking pieces (14) and (14) are attached to the outer peripheral edge. Fixed wall (12)
It is adapted to be infiltrated and locked underneath to fix the gasket (5) to the heat transfer plate (3).

【0005】また、第2の従来例は、図8に示すよう
に、ガスケット本体(13)の外周側面に突出片(21)を
適宜の間隔で形成し、かつ、この突出片(21)を伝熱プ
レート(3)の外周端縁部(3a)の表面に重ね合せると
共に、断面コ字形状のクリップ(22)により、重ね合せ
た外周端縁部(3a)と突出片(21)とを挾持固定するよ
うにしたものである。
Further, in the second conventional example, as shown in FIG. 8, projecting pieces (21) are formed on the outer peripheral side surface of the gasket body (13) at appropriate intervals, and the projecting pieces (21) are formed. The outer peripheral edge (3a) of the heat transfer plate (3) is superposed on the surface of the outer peripheral end (3a), and the clip (22) having a U-shaped cross section is used to separate the superposed outer peripheral edge (3a) and the protruding piece (21). It is designed to be held and fixed.

【0006】第3の従来例は、図9に示すように、上記
第2の従来例の突出片(21)及び伝熱プレート(3)の
外周端縁部(3a)に貫通孔(26)(27)を対応させて形
成し、この貫通孔(26)(27)に固定ピン(28)を貫通
して伝熱プレート(3)にガスケット(5)を固定する
ようにしたものである。
As shown in FIG. 9, the third conventional example has a through hole (26) in the outer peripheral edge (3a) of the projecting piece (21) and the heat transfer plate (3) of the second conventional example. (27) are formed correspondingly, and the fixing pin (28) is passed through the through holes (26) (27) to fix the gasket (5) to the heat transfer plate (3).

【0007】第4の従来例は、図10乃至図12に示すよう
に、ガスケット本体(13)の外周側面に、下面に突起
(31)を突設した突出片(32)を適宜の間隔に設けると
共に、伝熱プレート(3)の外周端縁部(3a)に上記突
出片(32)の突起(31)に対応させて貫通孔(33)を形
成し、この貫通孔(33)に突出片(32)の突起(31)を
貫通係止させることにより伝熱プレート(3)にガスケ
ット(5)を固定するようにしたものである。
In the fourth conventional example, as shown in FIGS. 10 to 12, on the outer peripheral side surface of the gasket body (13), projecting pieces (32) having projections (31) on the lower surface are provided at appropriate intervals. Along with being provided, a through hole (33) is formed in the outer peripheral edge portion (3a) of the heat transfer plate (3) so as to correspond to the protrusion (31) of the protruding piece (32), and the through hole (33) is projected. The gasket (5) is fixed to the heat transfer plate (3) by locking the projection (31) of the piece (32) through.

【0008】上記ガスケット本体(13)は、図6に示す
ように、伝熱面(1)をシールする伝熱面ガスケット部
(16)と伝熱プレート(3)の一側縁両端隅部の所定の
流体通路孔(2)をシールする通路孔ガスケット部(1
7)とで構成されており、所定の流体通路孔(2)と伝
熱面(1)とを伝熱面ガスケット部(16)の通路孔側シ
ール部(18)と通路孔ガスケット部(17)の伝熱面側シ
ール部(19)とでシールして2重シール部(20)を形成
したものである。
As shown in FIG. 6, the gasket main body (13) has a heat transfer surface gasket portion (16) for sealing the heat transfer surface (1) and a corner of one side edge of the heat transfer plate (3). Passage hole gasket part (1) that seals the predetermined fluid passage hole (2)
7) and a predetermined fluid passage hole (2) and a heat transfer surface (1), and a passage hole side seal portion (18) of the heat transfer surface gasket portion (16) and a passage hole gasket portion (17). ) And the heat transfer surface side seal portion (19) to form a double seal portion (20).

【0009】[0009]

【発明が解決しようとする課題】伝熱プレート(3)が
大型になると、2重シール部(20)を構成する伝熱面ガ
スケット部(16)の通路孔側シール部(18)を固定する
ことが必要であるが、第1及び第2の従来例は、ガスケ
ット(5)の突出片(15)(21)を、突出片(15)に一
体に設けた係止片(14)(14)もしくはクリップ(22)
で伝熱プレート(3)の外周端縁部(3a)に係止固定す
る構造であるため、プレート外周端縁部(3a)が存在し
ない2重シール部(20)の固定には、第1及び第2の従
来例は適用できなかった。
When the heat transfer plate (3) becomes large, the passage hole side seal part (18) of the heat transfer surface gasket part (16) constituting the double seal part (20) is fixed. However, in the first and second conventional examples, the locking pieces (14) (14) (14) (14) (14) in which the protruding pieces (15) (21) of the gasket (5) are integrally provided on the protruding piece (15) are used. ) Or clip (22)
Since it has a structure in which it is locked and fixed to the outer peripheral edge (3a) of the heat transfer plate (3), it is possible to fix the double seal part (20) where the plate outer peripheral edge (3a) does not exist by the first The second conventional example cannot be applied.

【0010】また、第3及び第4従来例は、伝熱面ガス
ケット部(16)の通路孔側シール部(18)を固定するた
めには、2重シール部(20)に貫通孔(27)(33)を形
成しなければならないが、貫通孔(27)(33)を設ける
と、交互に配置された第1流路と第2流路を流れる2種
の熱媒体が混合し、2重シール部(20)には適用できな
かった。
Further, in the third and fourth conventional examples, in order to fix the passage hole side seal portion (18) of the heat transfer surface gasket portion (16), the through hole (27) is formed in the double seal portion (20). ) (33) must be formed, but when the through holes (27) and (33) are provided, two types of heat medium flowing in the alternately arranged first flow path and second flow path are mixed, and It could not be applied to the heavy seal part (20).

【0011】本発明は、上記問題点に鑑み提案されたも
ので、2重シール部を構成する伝熱面ガスケット部の通
路孔側シール部を簡単、かつ、確実に固定することがで
きるプレート式熱交換器用ガスケットを提供することを
目的としている。
The present invention has been proposed in view of the above problems, and is a plate type capable of simply and surely fixing the passage hole side seal portion of the heat transfer surface gasket portion constituting the double seal portion. It is intended to provide a gasket for a heat exchanger.

【0012】[0012]

【課題を解決するための手段】上記目的を達成するた
め、本発明は、伝熱面の四隅に流体通路孔を設けた伝熱
プレートの周縁のガスケット溝に嵌装固定され、かつ、
伝熱面と流体通路孔を夫々シールする伝熱面ガスケット
部及び通路孔ガスケット部の通路孔側シール部と伝熱面
側シール部で2重シール部を構成するプレート式熱交換
器用ガスケットにおいて、上記伝熱面ガスケット部の通
路孔側シール部及び通路孔ガスケット部の伝熱面側シー
ル部に係止片及び固定片を夫々対向させて一体に突設
し、対向する係止片と固定片を係脱可能に係止させたも
のである。
To achieve the above object, the present invention is fitted and fixed in a gasket groove at the periphery of a heat transfer plate having fluid passage holes at four corners of a heat transfer surface, and
A heat transfer surface gasket part for sealing a heat transfer surface and a fluid passage hole respectively, and a plate heat exchanger gasket in which a passage hole side seal part and a heat transfer surface side seal part of the passage hole gasket part constitute a double seal part, An engaging piece and a fixing piece are provided integrally with each other so as to face the passage hole side seal portion of the heat transfer surface gasket portion and the heat transfer surface side seal portion of the passage hole gasket portion, respectively, and the opposing engagement piece and fixing piece are provided. It is a detachable lock.

【0013】[0013]

【作用】対向する係止片と固定片とを係脱可能に係止さ
せることにより、2重シール部を構成する伝熱面ガスケ
ット部の通路孔側シール部を伝熱プレートに確実に固定
することができる。
With the engagement of the opposing locking piece and the fixed piece in a disengageable manner, the passage hole side seal portion of the heat transfer surface gasket portion forming the double seal portion is securely fixed to the heat transfer plate. be able to.

【0014】[0014]

【実施例】以下本発明に係るプレート式熱交換器用ガス
ケットの実施例を図1乃至図4を参照しながら説明する
と次の通りである。尚、図5乃至図12に示したものと同
一物には同一符号を付して説明を省略する。
Embodiments of the gasket for a plate heat exchanger according to the present invention will be described below with reference to FIGS. 1 to 4. The same parts as those shown in FIGS. 5 to 12 are designated by the same reference numerals and the description thereof will be omitted.

【0015】[実施例1]図1及び図2に示すように、
伝熱面ガスケット部(16)の通路孔側シール部(18)の
ガスケット溝部(4a)と通路孔ガスケット部(17)の伝
熱面側シール部(19)のガスケット溝部(4b)とを固定
ガスケット溝部(4c)で連通させる。伝熱面ガスケット
部(16)の通路孔側シール部(18)に、先部に断面L字
形状の係止突起(41)を2重シール部(20)側に向けて
突出形成した係止片(42)を伝熱プレート(3)の固定
ガスケット溝部(4c)内の底面そって配置可能に一体に
突設する。また、通路孔ガスケット部(17)の伝熱面側
シール部(19)に、伝熱面ガスケット部(16)の通路孔
側シール部(18)を伝熱プレート(3)に固定するため
の固定片(43)を係止片(42)と対向させて一体に形成
してある。上記固定片(43)は、先部に上記通路孔側シ
ール部(18)に形成した係止片(42)の係止突起(41)
と係合可能な断面L字形状の固定突起(44)を2重シー
ル部(20)に向けて庇状に突出形成してあり、固定ガス
ケット溝部(4c)内で、伝熱面側シール部(19)の係止
片(42)と係合可能としてある。また、通路孔側ガスケ
ット部(17)は、例えば、図6乃至図12に示した適宜の
固定方法によって伝熱プレート(3)に固定される。
[Embodiment 1] As shown in FIGS. 1 and 2,
Fix the gasket groove part (4a) of the passage hole side seal part (18) of the heat transfer surface gasket part (16) and the gasket groove part (4b) of the heat transfer surface side seal part (19) of the passage hole gasket part (17) Make communication at the gasket groove (4c). The heat transfer surface gasket part (16) has a passage hole side seal part (18) with a locking protrusion (41) having an L-shaped cross section formed at the tip thereof so as to project toward the double seal part (20) side. The piece (42) is integrally projected so as to be arranged along the bottom surface in the fixed gasket groove (4c) of the heat transfer plate (3). Further, for fixing the passage hole side seal part (18) of the heat transfer surface gasket part (16) to the heat transfer plate (3) to the heat transfer surface side seal part (19) of the passage hole gasket part (17). The fixing piece (43) faces the locking piece (42) and is integrally formed. The fixed piece (43) has a locking projection (41) of a locking piece (42) formed on the passage hole side seal portion (18) at the front end thereof.
A fixed protrusion (44) having an L-shaped cross section that can be engaged with is formed in an eave-like shape toward the double seal part (20), and the heat transfer surface side seal part is formed in the fixed gasket groove part (4c). The locking piece (42) of (19) can be engaged. Further, the passage hole side gasket portion (17) is fixed to the heat transfer plate (3) by an appropriate fixing method shown in FIGS. 6 to 12, for example.

【0016】そうして、伝熱面ガスケット部(16)の通
路孔側シール部(18)を固定する場合は、ガスケット溝
(4)にガスケット(5)を嵌装すると共に、通路孔側
シール部(18)の係止片(42)の係止突起(41)を固定
ガスケット溝部(4c)内に配置して固定片(43)の固定
突起(44)の下方に潜入させ、係止突起(41)と固定突
起(44)を係合させる。すると通路孔側シール部(18)
の係止片(42)は、近接位置に配置された固定片(43)
で下方に押圧されて、通路孔側シール部(18)は上記固
定片(43)によりガスケット溝(4)を構成する固定ガ
スケット溝(4a)内に位置決めされる。
When the passage hole side seal portion (18) of the heat transfer surface gasket portion (16) is fixed, the gasket (5) is fitted in the gasket groove (4) and the passage hole side seal is formed. The locking projection (41) of the locking piece (42) of the part (18) is arranged in the fixed gasket groove part (4c) so as to be intruded below the fixing projection (44) of the fixing piece (43). The (41) and the fixing projection (44) are engaged. Then, the passage hole side seal part (18)
The locking piece (42) of is the fixing piece (43) arranged in the proximity position.
Then, the passage hole side seal portion (18) is positioned in the fixed gasket groove (4a) constituting the gasket groove (4) by the fixing piece (43).

【0017】[実施例2]本実施例は、図3及び図4に
示すように、伝熱面ガスケット部(16)の通路孔側シー
ル部(18)に、先部に突片(51)を庇状に形成した係止
片(52)を上記固定ガスケット溝部(4c)内に配置可能
に一体に突設し、突片(51)の下面に係止突起(53)を
突設する。また、通路孔ガスケット部(17)の伝熱面側
シール部(19)に、伝熱面ガスケット部(16)の通路孔
側シール部(18)を伝熱プレート(3)に固定するため
の固定片(54)を係止片(52)と対向させて一体に形成
してある。上記固定片(54)には、通路孔側シール部
(18)の係止片(52)の係止突起(53)が嵌脱可能に嵌
入係止する固定孔(55)を形成してある。
[Embodiment 2] In this embodiment, as shown in FIGS. 3 and 4, the passage hole side seal portion (18) of the heat transfer surface gasket portion (16) is provided with a protruding piece (51) at the front portion. A locking piece (52) formed in the shape of an eave is integrally projected so that it can be placed in the fixed gasket groove portion (4c), and a locking projection (53) is projected on the lower surface of the projection piece (51). Further, for fixing the passage hole side seal part (18) of the heat transfer surface gasket part (16) to the heat transfer plate (3) to the heat transfer surface side seal part (19) of the passage hole gasket part (17). The fixing piece (54) faces the locking piece (52) and is integrally formed. The fixing piece (54) is formed with a fixing hole (55) into which the locking projection (53) of the locking piece (52) of the passage hole side seal portion (18) is removably fitted and locked. .

【0018】そうして、伝熱面ガスケット部(16)の通
路孔側シール部(18)を固定する場合は、ガスケット溝
(4)にガスケット(5)を嵌装すると共に、伝熱面ガ
スケット部(16)の通路孔側シール部(18)の係止片
(52)及び通路孔ガスケット部(17)の伝熱面側シール
部(19)の固定片(54)を固定ガスケット溝部(4c)内
に配置し、係止片(52)の係止突起(53)を固定片(5
4)の固定孔(55)に嵌入係止させて、突片(51)を固
定片(54)上に被着させる。すると通路孔側シール部
(18)は上記固定片(54)により確実に固定され、ガス
ケット溝(4)を構成する固定ガスケット溝(4a)内に
位置決めされる。
When fixing the passage hole side seal portion (18) of the heat transfer surface gasket portion (16), the gasket (5) is fitted in the gasket groove (4) and the heat transfer surface gasket is also attached. The locking piece (52) of the passage hole side seal part (18) of the portion (16) and the fixing piece (54) of the heat transfer surface side seal part (19) of the passage hole gasket part (17) are fixed to the gasket groove part (4c ), And the locking protrusion (53) of the locking piece (52) is attached to the fixing piece (5
The protrusion piece (51) is attached onto the fixing piece (54) by being fitted and locked in the fixing hole (55) of (4). Then, the passage hole side seal portion (18) is securely fixed by the fixing piece (54) and positioned in the fixed gasket groove (4a) constituting the gasket groove (4).

【0019】[0019]

【発明の効果】本発明によれば、伝熱面ガスケット部の
通路孔側シール部及び通路孔ガスケット部の伝熱面側シ
ール部に係止片及び固定片を夫々対向させて一体に突設
し、対向する係止片と固定片を係脱可能に係止させる構
造であるので、通路孔側シール部に大きな固定力が作用
し、通路孔側シール部を伝熱プレートのガスケット溝の
正規の位置に確実に位置決め保持することができ、2重
シール部のシール性能が低下するのを確実に防止するこ
とができる。しかも2重シール部を伝熱プレートに簡
単、かつ、迅速に固定することができ、装着に手間がか
からず、装着作業の作業性がきわめて良好である。
According to the present invention, the engaging piece and the fixing piece are made to project integrally with the passage hole side seal portion of the heat transfer surface gasket portion and the heat transfer surface side seal portion of the passage hole gasket portion so as to face each other. However, because of the structure in which the facing locking piece and the fixed piece are releasably locked, a large fixing force is applied to the passage hole side seal part, and the passage hole side seal part is normally inserted into the gasket groove of the heat transfer plate. It is possible to reliably position and hold the position of the double seal portion, and it is possible to reliably prevent deterioration of the sealing performance of the double seal portion. Moreover, the double seal portion can be easily and quickly fixed to the heat transfer plate, the mounting work is easy, and the mounting workability is extremely good.

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

【図1】本発明に係るガスケットの実施例1を示す要部
平面図。
FIG. 1 is a plan view of a main part showing a first embodiment of a gasket according to the present invention.

【図2】図1のA−A線断面図。FIG. 2 is a sectional view taken along line AA of FIG.

【図3】実施例2を示す要部平面図。FIG. 3 is a plan view of a main part showing a second embodiment.

【図4】図3のB−B線断面図。FIG. 4 is a sectional view taken along line BB of FIG.

【図5】プレート式熱交換器を示す概略平面図。FIG. 5 is a schematic plan view showing a plate heat exchanger.

【図6】プレート式熱交換器における従来のガスケット
の固定要領の第1従来例を示した部分平面図。
FIG. 6 is a partial plan view showing a first conventional example of a fixing procedure of a conventional gasket in a plate heat exchanger.

【図7】図6のC−C線断面図。7 is a cross-sectional view taken along the line CC of FIG.

【図8】ガスケットの固定要領の第2の従来例を示した
部分縦断面図。
FIG. 8 is a partial vertical cross-sectional view showing a second conventional example of a gasket fixing procedure.

【図9】ガスケットの固定要領の第3の従来例を示した
部分縦断面図。
FIG. 9 is a partial vertical cross-sectional view showing a third conventional example of how to fix a gasket.

【図10】ガスケットの固定要領の第4の従来例に使用す
るガスケットの部分平面図。
FIG. 10 is a partial plan view of a gasket used in a fourth conventional example of fixing the gasket.

【図11】図10のD−D線断面図。11 is a cross-sectional view taken along the line DD of FIG.

【図12】図11に示したガスケットが固定される伝熱プレ
ートの部分縦断面図。
12 is a partial vertical cross-sectional view of a heat transfer plate to which the gasket shown in FIG. 11 is fixed.

【符号の説明】[Explanation of symbols]

3 伝熱プレート 5 ガスケット 16 伝熱面ガスケット部 17 通路孔ガスケット部 18 通路孔側シール部 19 伝熱面側シール部 42、52 係止片 43、54 固定片 3 Heat transfer plate 5 Gasket 16 Heat transfer surface gasket part 17 Passage hole gasket part 18 Passage hole side seal part 19 Heat transfer surface side seal part 42, 52 Locking piece 43, 54 Fixed piece

【手続補正書】[Procedure amendment]

【提出日】平成5年4月13日[Submission date] April 13, 1993

【手続補正1】[Procedure Amendment 1]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0008[Correction target item name] 0008

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0008】上記ガスケット本体(13)は、図5に示す
ように、伝熱面(1)をシールする伝熱面ガスケット部
(16)と伝熱プレート(3)の一側縁両端隅部の所定の
流体通路孔(2)をシールする通路孔ガスケット部(1
7)とで構成されており、所定の流体通路孔(2)と伝
熱面(1)とを伝熱面ガスケット部(16)の通路孔側シ
ール部(18)と通路孔ガスケット部(17)の伝熱面側シ
ール部(19)とでシールして2重シール部(20)を形成
したものである。
As shown in FIG. 5, the gasket main body (13) has a heat transfer surface gasket portion (16) for sealing the heat transfer surface (1) and one end edge corners of the heat transfer plate (3). Passage hole gasket part (1) that seals the predetermined fluid passage hole (2)
7) and a predetermined fluid passage hole (2) and a heat transfer surface (1), and a passage hole side seal portion (18) of the heat transfer surface gasket portion (16) and a passage hole gasket portion (17). ) And the heat transfer surface side seal portion (19) to form a double seal portion (20).

【手続補正2】[Procedure Amendment 2]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0015[Name of item to be corrected] 0015

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0015】[実施例1]図1及び図2に示すように、
伝熱面ガスケット部(16)の通路孔側シール部(18)の
ガスケット溝部(4a)と通路孔ガスケット部(17)の伝
熱面側シール部(19)のガスケット溝部(4b)とを固定
ガスケット溝部(4c)で連通させる。伝熱面ガスケット
部(16)の通路孔側シール部(18)に、先部に断面L字
形状の係止突起(41)を2重シール部(20)側に向けて
突出形成した係止片(42)を伝熱プレート(3)の固定
ガスケット溝部(4c)内の底面にそって配置可能に一体
に突設する。また、通路孔ガスケット部(17)の伝熱面
側シール部(19)に、伝熱面ガスケット部(16)の通路
孔側シール部(18)を伝熱プレート(3)に固定するた
めの固定片(43)を係止片(42)と対向させて一体に形
成してある。上記固定片(43)は、先部に上記通路孔側
シール部(18)に形成した係止片(42)の係止突起(4
1)と係合可能な断面L字形状の固定突起(44)を2重
シール部(20)に向けて庇状に突出形成してあり、固定
ガスケット溝部(4c)内で、伝熱面側シール部(19)の
係止片(42)と係合可能としてある。また、通路孔側ガ
スケット部(17)は、例えば、図6乃至図12に示した適
宜の固定方法によって伝熱プレート(3)に固定され
る。
[Embodiment 1] As shown in FIGS. 1 and 2,
Fix the gasket groove part (4a) of the passage hole side seal part (18) of the heat transfer surface gasket part (16) and the gasket groove part (4b) of the heat transfer surface side seal part (19) of the passage hole gasket part (17) Make communication at the gasket groove (4c). The heat transfer surface gasket part (16) has a passage hole side seal part (18) with a locking protrusion (41) having an L-shaped cross section formed at the tip thereof so as to project toward the double seal part (20) side. The piece (42) is integrally projected so as to be arranged along the bottom surface in the fixed gasket groove (4c) of the heat transfer plate (3). Further, for fixing the passage hole side seal part (18) of the heat transfer surface gasket part (16) to the heat transfer plate (3) to the heat transfer surface side seal part (19) of the passage hole gasket part (17). The fixing piece (43) faces the locking piece (42) and is integrally formed. The fixing piece (43) has a locking projection (4) of a locking piece (42) formed on the passage hole side seal portion (18) at the front end thereof.
1) A fixed protrusion (44) with an L-shaped cross section that can be engaged with is formed in an eaves-like shape toward the double seal part (20), and inside the fixed gasket groove part (4c) the heat transfer surface side. It is engageable with the locking piece (42) of the seal part (19). Further, the passage hole side gasket portion (17) is fixed to the heat transfer plate (3) by an appropriate fixing method shown in FIGS. 6 to 12, for example.

【手続補正3】[Procedure 3]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0017[Correction target item name] 0017

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0017】[実施例2]本実施例は、図3及び図4に
示すように、伝熱面ガスケット部(16)の通路孔側シー
ル部(18)に係止片(52)を上記固定ガスケット溝部
(4c)内に配置可能に一体に突設し、この係止片(52)
に固定孔(55)を形成する。また、通路孔ガスケット部
(17)の伝熱面側シール部(19)に、伝熱面ガスケット
部(16)の通路孔側シール部(18)を伝熱プレート
(3)に固定するための固定片(54)を係止片(52)と
対向させて一体に形成してある。上記固定片(54)に
は、庇状に突出した突片(51)の下面に通路孔側シール
部(18)の係止片(52)の固定孔(55)に嵌脱可能に嵌
入係止する係止突起(53)を突設してある。
[Embodiment 2] In this embodiment, as shown in FIGS. 3 and 4, the locking piece (52) is fixed to the passage hole side seal portion (18) of the heat transfer surface gasket portion (16). The locking piece (52) is integrally projected so that it can be placed in the gasket groove (4c).
A fixing hole (55) is formed in. Further, for fixing the passage hole side seal part (18) of the heat transfer surface gasket part (16) to the heat transfer plate (3) to the heat transfer surface side seal part (19) of the passage hole gasket part (17). The fixing piece (54) faces the locking piece (52) and is integrally formed. The fixing piece (54) is fitted into the fixing hole (55) of the locking piece (52) of the passage hole side seal portion (18) so that the lower surface of the protruding piece (51) protruding in an eaves-like shape can be inserted into and removed from the fixing piece (54). A locking projection (53) for stopping is provided in a protruding manner.

【手続補正4】[Procedure amendment 4]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0018[Correction target item name] 0018

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0018】そうして、伝熱面ガスケット部(16)の通
路孔側シール部(18)を固定する場合は、ガスケット溝
(4)にガスケット(5)を嵌装すると共に、伝熱面ガ
スケット部(16)の通路孔側シール部(18)の係止片
(52)及び通路孔ガスケット部(17)の伝熱面側シール
部(19)の固定片(54)を固定ガスケット溝部(4c)内
に配置し、係止片(52)の固定孔(55)に固定片(54)
の係止突起(53)を嵌入係止させて、固定片(54)の突
片(51)を係止片(52)上に被着させる。すると通路孔
側シール部(18)は上記固定片(54)により確実に固定
され、ガスケット溝(4)を構成するガスケット溝部
(4a)内に位置決めされる。
When fixing the passage hole side seal portion (18) of the heat transfer surface gasket portion (16), the gasket (5) is fitted in the gasket groove (4) and the heat transfer surface gasket is also attached. The locking piece (52) of the passage hole side seal part (18) of the portion (16) and the fixing piece (54) of the heat transfer surface side seal part (19) of the passage hole gasket part (17) are fixed to the gasket groove part (4c ), And the fixing piece (54) into the fixing hole (55) of the locking piece (52).
The engaging projection (53) is fitted and locked, and the protruding piece (51) of the fixed piece (54) is attached to the engaging piece (52). Then, the passage hole side seal portion (18) is securely fixed by the fixing piece (54) and positioned in the gasket groove portion (4a) forming the gasket groove (4).

【手続補正5】[Procedure Amendment 5]

【補正対象書類名】図面[Document name to be corrected] Drawing

【補正対象項目名】図4[Name of item to be corrected] Figure 4

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【図4】 [Figure 4]

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 伝熱面の四隅に流体通路孔を設けた伝熱
プレートの周縁のガスケット溝に嵌装固定され、かつ、
伝熱面と流体通路孔を夫々シールする伝熱面ガスケット
部及び通路孔ガスケット部の通路孔側シール部と伝熱面
側シール部で2重シール部を構成するプレート式熱交換
器用ガスケットにおいて、 上記伝熱面ガスケット部の通路孔側シール部及び通路孔
ガスケット部の伝熱面側シール部に係止片及び固定片を
夫々対向させて一体に突設し、対向する係止片と固定片
を係脱可能に係止させたことを特徴とするプレート式熱
交換器用ガスケット。
1. A heat transfer plate having fluid passage holes formed at four corners of a heat transfer surface, the heat transfer plate being fitted and fixed in a gasket groove at a peripheral edge of the heat transfer plate, and
A heat transfer surface gasket part for sealing a heat transfer surface and a fluid passage hole respectively, and a plate heat exchanger gasket in which a passage hole side seal part and a heat transfer surface side seal part of the passage hole gasket part constitute a double seal part, An engaging piece and a fixing piece are provided integrally with each other so as to face the passage hole side seal portion of the heat transfer surface gasket portion and the heat transfer surface side seal portion of the passage hole gasket portion, respectively, and the opposing engagement piece and fixing piece are provided. A plate-type heat exchanger gasket characterized in that it is detachably locked.
JP07309193A 1993-03-31 1993-03-31 Heat transfer plates for plate heat exchangers Expired - Lifetime JP3347799B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP07309193A JP3347799B2 (en) 1993-03-31 1993-03-31 Heat transfer plates for plate heat exchangers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP07309193A JP3347799B2 (en) 1993-03-31 1993-03-31 Heat transfer plates for plate heat exchangers

Publications (2)

Publication Number Publication Date
JPH06281384A true JPH06281384A (en) 1994-10-07
JP3347799B2 JP3347799B2 (en) 2002-11-20

Family

ID=13508328

Family Applications (1)

Application Number Title Priority Date Filing Date
JP07309193A Expired - Lifetime JP3347799B2 (en) 1993-03-31 1993-03-31 Heat transfer plates for plate heat exchangers

Country Status (1)

Country Link
JP (1) JP3347799B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102143827B1 (en) * 2020-01-22 2020-08-12 케이티씨 주식회사 Gasket Structure of Plate Heat Exchanger

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102143827B1 (en) * 2020-01-22 2020-08-12 케이티씨 주식회사 Gasket Structure of Plate Heat Exchanger

Also Published As

Publication number Publication date
JP3347799B2 (en) 2002-11-20

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