JPH0246394A - Penetrating pipeline structure for fire retarding division of refrigerant pipe - Google Patents
Penetrating pipeline structure for fire retarding division of refrigerant pipeInfo
- Publication number
- JPH0246394A JPH0246394A JP19525488A JP19525488A JPH0246394A JP H0246394 A JPH0246394 A JP H0246394A JP 19525488 A JP19525488 A JP 19525488A JP 19525488 A JP19525488 A JP 19525488A JP H0246394 A JPH0246394 A JP H0246394A
- Authority
- JP
- Japan
- Prior art keywords
- resistant
- refrigerant pipe
- fire
- flame
- metal sleeve
- 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.)
- Pending
Links
- 239000003507 refrigerant Substances 0.000 title claims abstract description 32
- 230000000149 penetrating effect Effects 0.000 title claims abstract description 6
- 230000000979 retarding effect Effects 0.000 title abstract 2
- 230000009970 fire resistant effect Effects 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 20
- 239000006260 foam Substances 0.000 claims description 19
- 230000035515 penetration Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 238000005187 foaming Methods 0.000 abstract 3
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000004079 fireproofing Methods 0.000 abstract 1
- 239000011810 insulating material Substances 0.000 description 7
- 238000004880 explosion Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000012774 insulation material Substances 0.000 description 5
- 230000002265 prevention Effects 0.000 description 5
- 238000009413 insulation Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000012784 inorganic fiber Substances 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002984 plastic foam Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Thermal Insulation (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は空調器の分離された室内器と室外器と両部を貫
通して配管する場合の配管構造に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a piping structure for piping that penetrates the separated indoor and outdoor units of an air conditioner.
（従来技術）
従来の冷媒管Ａには第１１図イのように、銅管ａと電１
ｂとをゴム又はポリエチレン発泡体などの断熱材Ｃ内に
収納したものとか、同図口のように断熱材Ｃで波層され
た銅管ａと電線すの外周を押えテープｄで巻いたもの等
がある。(Prior art) The conventional refrigerant pipe A has a copper pipe a and a power supply 1, as shown in Fig. 11A.
(b) is housed in a heat insulating material (C) such as rubber or polyethylene foam, or, as shown in the figure, the outer periphery of a copper pipe (a) and electric wire layered with a corrugated heat insulating material (C) is wrapped with a holding tape (d). etc.
これらの冷媒管Ａを第９図のように壁や床などの防火区
画部Ｂを貫通して配管する場合、防火措置の必要性から
従来は貫通部分の断熱材Ｃを第１Ｏ図のようにロックウ
ール保温筒などの無機繊維断熱材ｅに取り替え、同断熱
材ｅの外周に押えテープｄを巻いて固定してから防火区
画部Ｂに貫通装着していた。When these refrigerant pipes A are piped through a fire prevention partition B such as a wall or floor as shown in Figure 9, due to the necessity of fire prevention measures, conventionally the insulation material C of the penetrating part is installed as shown in Figure 1O. It was replaced with an inorganic fiber insulation material e such as a rock wool thermal insulation cylinder, and a presser tape d was wrapped around the outer periphery of the insulation material e to fix it, and then it was installed through the fireproof compartment B.
（発明が解決しようとする課題）
しかし、前記の無機繊維断熱材ｅは吸湿性があるため比
較的短期間に吸湿し、収縮して寸法変化しこの吸湿、収
縮が繰り返されると次第に断熱効果が著しく低下し、冷
媒管表面に結露した水滴が室内に滴下するばかりでなく
貫通部の防火、防煙効果も不十分になるという聞届があ
った。(Problem to be Solved by the Invention) However, since the inorganic fiber insulation material e is hygroscopic, it absorbs moisture in a relatively short period of time, shrinks and changes in size, and as this moisture absorption and contraction is repeated, the insulation effect gradually decreases. It has been reported that water droplets that have condensed on the surface of the refrigerant pipes can drip into the room, and that the fire and smoke prevention effects of the penetrations have become insufficient.
（発明の目的）
本発明の目的は施工が容易で、断熱、防火、防煙効果に
優れた冷媒管の防火区画部における貫通配管横道を提供
することにある。(Object of the Invention) An object of the present invention is to provide a through-piping side passage in a fire-protection section of a refrigerant pipe that is easy to construct and has excellent heat insulation, fire prevention, and smoke prevention effects.
（問題点を解決するための手段）
本発明は第１図のように、空調器の室内器と室外器とを
連結する冷媒管ｌを、壁や床などの防火区画部２を貫通
して配管する冷媒管の防火区画部における貫通配管構造
において、防火区画部２に金属製スリーブ３を貫通固定
し、同金属製スリーブ３内に冷媒管ｌの加熱発泡性の耐
爆性発泡体４による被覆部分を挿入し、この冷媒管ｌと
その外ＩＩ＋の金属製スリーブ３との間に第７図のよう
に耐火性又は耐溶性物体５を充填するか、第８図のよう
に同スリーブ３の外周から前記加熱発泡性の耐爆性発泡
体４の被覆部にかけてを耐火性又は耐溶性物体５にて被
覆してなるものである。(Means for Solving the Problems) As shown in FIG. In the penetrating piping structure in the fire protection compartment of the refrigerant pipe to be piped, a metal sleeve 3 is penetrated and fixed to the fire protection compartment 2, and the refrigerant pipe l is made of heat-foamable explosion-resistant foam 4 inside the metal sleeve 3. Insert the covering part and fill the space between this refrigerant pipe 1 and the metal sleeve 3 of the outside II+ with a fire-resistant or melt-resistant material 5 as shown in FIG. The area from the outer periphery to the covering portion of the heat-foamable explosion-resistant foam 4 is covered with a fire-resistant or melt-resistant material 5.
（作用）
本発明の冷媒管ｌの防火区画部２における貫通配管構造
は第１図〜第８図のようにしてなされる■、第１図のよ
うに建物の壁、床などの防火区画部２のうち冷媒管１を
ぼ通ずる部分に金属製スＪ−ブ３を貫通し、同スリーブ
３をモルタル６等により防火区画部２に固定する。(Function) The penetrating piping structure of the refrigerant pipe l of the present invention in the fireproof compartment 2 is made as shown in Figs. 1 to 8. 2, a metal sleeve 3 is passed through the part through which the refrigerant pipe 1 passes, and the sleeve 3 is fixed to the fireproof compartment 2 with mortar 6 or the like.
■、第４図のように冷媒管１の断熱材７のうち防火区画
部２を貫通する部分の断熱材７ａを取り除く。(2) As shown in FIG. 4, remove the portion of the heat insulating material 7a of the refrigerant pipe 1 that penetrates the fire protection compartment 2.
■、第５図のように断熱材７ａを取り除いた部分に加熱
発泡性の耐爆性発泡体４を被覆し、その外周に押えテー
プ８を巻く。(2) As shown in FIG. 5, the portion from which the heat insulating material 7a has been removed is covered with a heat-foamable explosion-resistant foam 4, and a presser tape 8 is wrapped around the outer periphery.
■、第５図の冷媒管ｌを第６図のように金属製スリーブ
３に貫通して、加熱発泡性の耐爆性発泡体４により波層
された部分が同スリーブ３内に位置するようにする。■The refrigerant pipe l shown in Fig. 5 is passed through the metal sleeve 3 as shown in Fig. 6, so that the part covered by the wave layer of the heat-foamable explosion-proof foam 4 is located inside the sleeve 3. Make it.
（Φ、第７図のように金属製スリーブ３の長手方向両端
と加熱発泡性の耐爆性発泡体４の被覆部との間の隙間に
耐火性又は耐溶性物体５を充填して完成する。この場合
、耐火性又は耐溶性物体５を第７図のように充填するの
ではなく、第８図のように金属製スリーブ３の長手方向
端部から冷媒管ｌの加熱発泡性の耐爆性発泡体４の被層
部にかけてを、テープ状の耐火性又は耐溶性物体５で被
層して完成するようにしても良い。(Φ, as shown in Fig. 7, the gap between both ends of the metal sleeve 3 in the longitudinal direction and the covering part of the heat-foamable explosion-proof foam 4 is filled with a fire-resistant or fusible material 5. In this case, instead of filling the refrigerant or melt-resistant material 5 as shown in FIG. The layered portion of the plastic foam 4 may be coated with a tape-like fire-resistant or melt-resistant material 5 to complete the process.
（実施例）
第１図〜第８図は本発明の冷媒管の防火区画部における
貫通配管構造の一実施例の説明図であろ°これらの図に
おいてｌは冷媒管である。これは施工前は第４図に仮想
線で示されるように、銅管ａと：ＩｉＩ！１ｉＩｂとが
断熱材で被覆されており、施工時に同図のように一部の
断熱材７ａが除去され、その部分が加熱発泡性の耐爆性
発泡体４で波層され、その外周が押えテープ８で巻かれ
る。(Embodiment) FIGS. 1 to 8 are explanatory diagrams of an embodiment of a through-piping structure in a fireproof compartment of a refrigerant pipe according to the present invention. In these figures, l represents a refrigerant pipe. Before construction, as shown by the imaginary line in Figure 4, the copper pipe a and: IiI! 1iIb is covered with a heat insulating material, and during construction, a part of the heat insulating material 7a is removed as shown in the same figure, and that part is covered with a corrugated layer of heat-foamable explosion-resistant foam 4, and its outer periphery is pressed down. Wrap with tape 8.
この場合、取り除かれる断熱材７ａの長さは復配する金
属製スリーブ３の長さよりも長目にするのが望ましい。In this case, it is desirable that the length of the heat insulating material 7a to be removed is longer than the length of the metal sleeve 3 to be redistributed.
第１図及び第６図〜第８図において２は建物の壁や床な
どの防火区画部である。In FIG. 1 and FIGS. 6 to 8, reference numeral 2 indicates a fireproof compartment such as a wall or floor of a building.
第１図及び第６図〜第８図において３は金属製スリーブ
であり、その長さは防火区画部２の肉厚幅よりも長（し
て、同区画部２の肉厚方向両側に突出するよう番こしで
ある。この′１を成製スリーブ３は防火区画部２に貫通
挿入され、その外周と防火区画部２との間の隙間にモル
タル６などを詰めることにより防火区画部２に固定され
る。In FIG. 1 and FIGS. 6 to 8, 3 is a metal sleeve, the length of which is longer than the wall thickness width of the fire protection compartment 2 (so that it protrudes from both sides in the wall thickness direction of the fire protection compartment 2). The sleeve 3 manufactured from this '1 is inserted through the fireproof compartment 2, and the gap between the outer periphery and the fireproof compartment 2 is filled with mortar 6, etc. Fixed.
第７図の５は耐熱性又は耐焔性物体であり、第１図のよ
うに金属製スリーブ３の長手方向両端部と加熱発泡性の
耐爆性発泡体４との間に充填されている。Reference numeral 5 in FIG. 7 denotes a heat-resistant or flame-resistant object, which is filled between both longitudinal ends of the metal sleeve 3 and the heat-foamable explosion-resistant foam 4 as shown in FIG. .
第８図の５は耐熱性又は耐焔性物体製のテープであり、
金属製スリーブ３の長手方向端部がら加熱発泡性の耐爆
性発泡体４にかけてを波でしである。5 in FIG. 8 is a tape made of heat-resistant or flame-resistant material,
The lengthwise end of the metal sleeve 3 is corrugated from the heat-foamable explosion-resistant foam 4.
（発明の効果）
本発明の冷媒管の防火区画部における貫通配管構造は次
のような効果がある。(Effects of the Invention) The through-piping structure in the fireproof compartment of the refrigerant pipe of the present invention has the following effects.
■、防火区画部２に金属製スリーブ３を汀通しであるの
で機械的強度が向上する。(2) Since the metal sleeve 3 is passed through the fireproof compartment 2, mechanical strength is improved.
■、金属製スリーブ３内に加熱発泡性の耐環性発泡体４
の部分が挿入されているので、従来工法における無ｉ繊
維断熱材に比較して断熱性に優れ、吸湿性が小さく、シ
かも火災時には熱で加熱発泡性の耐環性発泡体４が発泡
して体積が１０〜２０倍にもなるので、防煙性はもとよ
り耐火性も十分満足できるものとなる。■ Heat-foamable ring-resistant foam 4 inside metal sleeve 3
Since the part is inserted, it has excellent insulation properties compared to non-I fiber insulation materials used in conventional construction methods, has less moisture absorption, and in the event of a fire, the ring-resistant foam 4, which can be heated and foamed, will foam. Since the volume is increased by 10 to 20 times, not only the smoke resistance but also the fire resistance are sufficiently satisfied.
■、施工に特殊な工具を必要としないので施工が容易に
なる。■Construction is easy because no special tools are required for construction.
第１図は本発明の冷媒管の防火区画部における貫通配管
構造の一例を示す縦断面図、第２図は第１図のＡ−Ａ矢
視図、第３図イ、口は第１図のＢ−Ｂ矢視の異なる例の
説明図、第４図、第５図は冷媒管の加工説明図、第６図
は防火区画部に金属製スリーブと冷媒管とを貫通した状
態の説明図、第７図は金属製スリーブと冷媒管との間に
耐火性又は耐環性発泡物体を充填した状態の説明図、第
８図は金属製スリーブから加熱発泡性の耐環性発泡物体
にかけてを耐火性又は耐焔性発泡物体裂のテープで被覆
した状態の説明図、第９図は従来の冷媒管の防火区画部
における貫通配管構造の縦断面図、第１Ｏ図は第９図の
Ｃ−Ｃ矢視図、第１１図イ、口は第９図のＤ−Ｄ矢視の
胃なる例の説明図である。
ｌは冷媒管
２は防火区画部
３は金属製スリーブ
４は加熱発泡性の耐環性発泡体
５は耐火性又は耐焔性物体FIG. 1 is a longitudinal cross-sectional view showing an example of the through-piping structure in the fire protection compartment of the refrigerant pipe of the present invention, FIG. 2 is a view taken along the line A-A in FIG. 1, FIG. Fig. 4 and Fig. 5 are explanatory drawings of processing of the refrigerant pipe, and Fig. 6 is an explanatory drawing of the state in which the metal sleeve and the refrigerant pipe have penetrated the fireproof compartment. , Fig. 7 is an explanatory diagram of the state in which a fire-resistant or ring-resistant foam is filled between the metal sleeve and the refrigerant pipe, and Fig. 8 is an explanatory diagram of the state in which a fire-resistant or ring-resistant foam is filled between the metal sleeve and the heat-foamable ring-resistant foam. An explanatory diagram of a state covered with a fire-resistant or flame-resistant foam tear tape, FIG. 9 is a longitudinal cross-sectional view of a through-piping structure in a fire-protection compartment of a conventional refrigerant pipe, and FIG. C arrow view, FIG. 11A is an explanatory diagram of an example in which the mouth is the stomach as viewed from the D-D arrow in FIG. 9. 1 is a refrigerant pipe 2 is a fireproof compartment 3 is a metal sleeve 4 is a heat-foamable ring-resistant foam 5 is a fire-resistant or flame-resistant material
Claims (1)
床などの防火区画部２を貫通して配管する冷媒管の防火
区画部における貫通配管構造において、防火区画部２に
金属製スリーブ３を貫通固定し、同金属製スリーブ３内
に冷媒管１の加熱発泡性の耐焔性発泡体４による被覆部
分を挿入し、この冷媒管１とその外側の金属製スリーブ
３との間に耐火性又は耐焔性物体５を充填するか、同ス
リーブ３の外周から前記加熱発泡性の耐焔性発泡体４に
かけてを耐火性又は耐焔性物体５により被覆してなるこ
とを特徴とする冷媒管の防火区画部における貫通配管構
造。In a penetrating piping structure in a fireproof compartment of a refrigerant pipe in which a refrigerant pipe 1 connecting an indoor unit and an outdoor unit of an air conditioner is piped through a fireproof compartment 2 such as a wall or floor, metal is attached to the fireproof compartment 2. A metal sleeve 3 is penetrated and fixed, and the covered part of the refrigerant pipe 1 made of heat-foamable flame-resistant foam 4 is inserted into the metal sleeve 3, so that the refrigerant pipe 1 and the metal sleeve 3 on the outside thereof are connected. A fire-resistant or flame-resistant material 5 is filled between the sleeves 3 or the heat-foamable flame-resistant foam 4 is covered with a fire-resistant or flame-resistant material 5. Penetration piping structure in the fire protection compartment of refrigerant pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19525488A JPH0246394A (en) | 1988-08-04 | 1988-08-04 | Penetrating pipeline structure for fire retarding division of refrigerant pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19525488A JPH0246394A (en) | 1988-08-04 | 1988-08-04 | Penetrating pipeline structure for fire retarding division of refrigerant pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0246394A true JPH0246394A (en) | 1990-02-15 |
Family
ID=16338075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19525488A Pending JPH0246394A (en) | 1988-08-04 | 1988-08-04 | Penetrating pipeline structure for fire retarding division of refrigerant pipe |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0246394A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03255825A (en) * | 1990-03-02 | 1991-11-14 | Daishin Sogo Setsubishitsu:Kk | Piping relay and apparatus |
| JP2016070189A (en) * | 2014-09-30 | 2016-05-09 | ニッタ株式会社 | Adiabatic pipe |
-
1988
- 1988-08-04 JP JP19525488A patent/JPH0246394A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03255825A (en) * | 1990-03-02 | 1991-11-14 | Daishin Sogo Setsubishitsu:Kk | Piping relay and apparatus |
| JP2016070189A (en) * | 2014-09-30 | 2016-05-09 | ニッタ株式会社 | Adiabatic pipe |
| US10428995B2 (en) | 2014-09-30 | 2019-10-01 | Nitta Corporation | Heat-insulated pipe arrangement |
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