JPH0222498U - - Google Patents
Info
- Publication number
- JPH0222498U JPH0222498U JP10105188U JP10105188U JPH0222498U JP H0222498 U JPH0222498 U JP H0222498U JP 10105188 U JP10105188 U JP 10105188U JP 10105188 U JP10105188 U JP 10105188U JP H0222498 U JPH0222498 U JP H0222498U
- Authority
- JP
- Japan
- Prior art keywords
- pin
- flange
- duct
- heat insulating
- insulating material
- 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
- 239000011810 insulating material Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims 2
- 238000009413 insulation Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 239000012774 insulation material Substances 0.000 description 3
Landscapes
- Thermal Insulation (AREA)
Description
第１図は本考案の一実施例に係るダクト保温材
保持ピンが溶接された状態を示す一部切欠斜視図
、第２図は第１図のダクト保温材保持ピンの一部
断面側面図、第３図は第２図のダクト保温材保持
ピンを溶接する状態を示す説明図、第４図は第３
図の溶接に使用する可搬形溶接機の縦断面図、第
５図は第１図に示す可搬形溶接機の回路図、第６
図は従来例に係るピンが抵抗溶接されている状態
を示す説明図である。
２５……ダクト保温材保持ピン、２５Ａ，２５
Ｂ……ピン、２５Ｃ……フランジ、２５Ｄ……塩
化ビニールシート、２５ａ……軸部、２５ｂ……
ヘツド部、２１，３１……金属製ダクト（の一部
）、２２，３２……保温材。
Fig. 1 is a partially cutaway perspective view showing a welded state of a duct heat insulating material holding pin according to an embodiment of the present invention, and Fig. 2 is a partially sectional side view of the duct heat insulating material holding pin of Fig. 1; Figure 3 is an explanatory diagram showing the state in which the duct insulation material retaining pin shown in Figure 2 is welded, and Figure 4 is an explanatory diagram showing the welding state of the duct insulation material holding pin in Figure 2.
Figure 5 is a longitudinal cross-sectional view of the portable welding machine used for welding; Figure 5 is a circuit diagram of the portable welding machine shown in Figure 1;
The figure is an explanatory diagram showing a state in which a pin according to a conventional example is resistance welded. 25...Duct insulation material holding pin, 25A, 25
B...pin, 25C...flange, 25D...vinyl chloride sheet, 25a...shaft, 25b...
Head part, 21, 31... (part of) metal duct, 22, 32... Heat insulating material.
Claims (1)
ら挿入されるピンであつて、該ピンに設けられた
フランジが前記保持材を押えて保持し、該ピンに
電流が流されることによりピンの先端が前記金属
製ダクトの外面と抵抗溶接されるものにおいて、
１枚のフランジに２本のピンが一定の間隔をもつ
て並列に配置され、該２本のピンは互いに絶縁さ
れていることを特徴とするダクト保温材保持ピン
。 (2) フランジは金属板から成り表面は塩化ビニ
ールシートによつてコーテイングされており、２
本のピンは該フランジを打ち抜いて取付けられ、
該打ち抜きの際にピンとフランジの間に前記塩化
ビニールが挾み込まれることにより絶縁がなされ
ている請求項１記載のダクト保温材保持ピン。[Claims for Utility Model Registration] (1) A pin that is inserted from the surface of a heat insulating material that covers the outer surface of a metal duct, the flange provided on the pin presses and holds the holding material, and the pin The tip of the pin is resistance welded to the outer surface of the metal duct by applying a current to the metal duct,
A duct heat insulating material holding pin characterized in that two pins are arranged in parallel at a constant interval on one flange, and the two pins are insulated from each other. (2) The flange is made of a metal plate and the surface is coated with a vinyl chloride sheet.
The book pin is attached by punching out the flange,
The duct heat insulating material holding pin according to claim 1, wherein insulation is achieved by sandwiching the vinyl chloride between the pin and the flange during the punching.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10105188U JPH0222498U (en) | 1988-07-29 | 1988-07-29 | |
| AU21700/88A AU2170088A (en) | 1988-07-29 | 1988-08-31 | Pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10105188U JPH0222498U (en) | 1988-07-29 | 1988-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0222498U true JPH0222498U (en) | 1990-02-14 |
Family
ID=14290323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10105188U Pending JPH0222498U (en) | 1988-07-29 | 1988-07-29 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH0222498U (en) |
| AU (1) | AU2170088A (en) |
-
1988
- 1988-07-29 JP JP10105188U patent/JPH0222498U/ja active Pending
- 1988-08-31 AU AU21700/88A patent/AU2170088A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| AU2170088A (en) | 1990-02-01 |
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