JPH02680Y2 - - Google Patents
Info
- Publication number
- JPH02680Y2 JPH02680Y2 JP1982099271U JP9927182U JPH02680Y2 JP H02680 Y2 JPH02680 Y2 JP H02680Y2 JP 1982099271 U JP1982099271 U JP 1982099271U JP 9927182 U JP9927182 U JP 9927182U JP H02680 Y2 JPH02680 Y2 JP H02680Y2
- Authority
- JP
- Japan
- Prior art keywords
- superheated steam
- inner cylinder
- pressure vessel
- supply pipe
- steam supply
- 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.)
- Expired
Links
- 229920006395 saturated elastomer Polymers 0.000 claims description 21
- 230000007613 environmental effect Effects 0.000 claims description 13
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は、供試体を過熱蒸気に曝して供試体の
試験を行う環境試験装置に関するものである。[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to an environmental testing device that tests a specimen by exposing it to superheated steam.
（従来の技術）
従来の環境試験装置を第１図により説明する
と、１が圧力容器、２が取付台、３が脚、４が過
熱蒸気供給弁、５が過熱蒸気供給管、６が同過熱
蒸気供給管５の先端部に設けた噴射孔、７が蒸気
逃がし弁、８がドレン弁、９が供試体で、過熱蒸
気供給弁４から過熱蒸気供給管５へ供給された過
熱蒸気A1を噴射孔６から圧力容器１内へ噴射し、
取付台２上に設置した供試体９の周辺を任意の圧
力、温度に上昇、保持して、供試体９の試験を行
うようになつている。このとき、圧力容器１内の
圧力を蒸気逃がし弁７により調整する。(Prior art) A conventional environmental test device is explained with reference to Fig. 1. 1 is a pressure vessel, 2 is a mounting base, 3 is a leg, 4 is a superheated steam supply valve, 5 is a superheated steam supply pipe, and 6 is a superheated steam supply pipe. An injection hole provided at the tip of the steam supply pipe 5, 7 a steam relief valve, 8 a drain valve, 9 a specimen, and superheated steam A1 supplied from the superheated steam supply valve 4 to the superheated steam supply pipe 5. Inject into the pressure vessel 1 from the injection hole 6,
The area around the specimen 9 installed on the mounting base 2 is raised to and maintained at a desired pressure and temperature, and the specimen 9 is tested. At this time, the pressure inside the pressure vessel 1 is adjusted by the steam relief valve 7.
（考案が解決しようとする課題）
前記第１図に示す従来の環境試験装置では、圧
力容器１内の温度を或る圧力の飽和温度（飽和蒸
気条件）に設定する場合であれば、問題はない
が、或る圧力の過熱温度条件に設定する場合に
は、蒸気が圧力容器１の内壁部に凝縮して、液滴
ができ、液滴の飛散もあるため、広い範囲で過熱
温度条件を作ることが難しく、それを実現しよう
とすると、多量の過熱蒸気を必要とするという問
題があつた。(Problem to be solved by the invention) In the conventional environmental test apparatus shown in FIG. However, when setting the superheating temperature condition at a certain pressure, the steam condenses on the inner wall of the pressure vessel 1, forming droplets, and the droplets may scatter, so it is necessary to set the superheating temperature condition over a wide range. It is difficult to make, and there was a problem in that it required a large amount of superheated steam.
本考案は前記の問題点に鑑み提案するものであ
り、その目的とする処は、過熱蒸気の供給量が少
なくても圧力容器内を高い温度、圧力状態に上
昇、保持できる環境試験装置を提供しようとする
点にある。 The present invention has been proposed in view of the above-mentioned problems, and its purpose is to provide an environmental test device that can raise and maintain a high temperature and pressure inside a pressure vessel even if the amount of superheated steam supplied is small. The point is to try.
（課題を解決するための手段）
上記の目的を達成するために、本考案は、圧力
容器内に内筒を同軸状に設けて、同内筒の内部を
過熱蒸気供試空間部にするとともに同内筒の周り
の上記圧力容器内を飽和蒸気空間部とし、同圧力
容器及び上記内筒に過熱蒸気供給管を挿通して、
その先端部を上記過熱蒸気供試空間部に開口し、
上記圧力容器に飽和蒸気供給管を挿通して、その
先端部を上記飽和蒸気空間部に開口している。(Means for Solving the Problems) In order to achieve the above object, the present invention provides an inner cylinder coaxially within a pressure vessel, and makes the inside of the inner cylinder a superheated steam test space. The inside of the pressure vessel around the inner cylinder is made into a saturated steam space, and a superheated steam supply pipe is inserted into the pressure vessel and the inner cylinder,
The tip thereof is opened into the superheated steam test space,
A saturated steam supply pipe is inserted into the pressure vessel, and its tip is opened into the saturated steam space.
（作用）
本考案の環境試験装置は前記のように構成され
ており、過熱蒸気を過熱蒸気供給管から内筒内へ
供給し、供試体を設置した内筒内に過熱蒸気雰囲
気を作つて、供試体の試験を行う一方、飽和蒸気
を飽和蒸気供給管から内筒の周りの圧力容器内へ
供給して、内筒（圧力容器に比べると熱容量が小
さくて、温度上昇が非常に早い内筒）を飽和温度
まで速やかに加熱、上昇させるとともに圧力容器
内の圧力を設定圧力まで上昇させる。(Function) The environmental test device of the present invention is configured as described above, and superheated steam is supplied from the superheated steam supply pipe into the inner cylinder to create a superheated steam atmosphere in the inner cylinder in which the specimen is installed. While testing the specimen, saturated steam was supplied from the saturated steam supply pipe into the pressure vessel surrounding the inner cylinder. ) to the saturation temperature and raise the pressure inside the pressure vessel to the set pressure.
（実施例）
次に本考案の環境試験装置を第２図に示す一実
施例により説明すると、１が圧力容器、２が取付
台、３が脚、４が過熱蒸気供給弁、５が過熱蒸気
供給管、６が同過熱蒸気供給管５の先端部に設け
た噴射孔、７が蒸気逃がし弁、８がドレン弁、９
が供試体、１０が内筒、１１が上記圧力容器１の
上部内面に沿つて配設したカバー、１２が飽和蒸
気供給弁、１３が飽和蒸気供給管、１４が同飽和
蒸気供給管１３の先端部に設けた噴射孔で、圧力
容器１内の取付台２上に内筒１０を同軸状に設け
て、同内筒１０の内部を過熱蒸気供試空間部にす
るとともに同内筒１０の周りの上記圧力容器１内
を飽和蒸気空間部とし、圧力容器１及び内筒１０
に過熱蒸気供給管５を挿通して、その先端部を内
筒１０内の過熱蒸気供試空間部に開口し、圧力容
器１に飽和蒸気供給管１３を挿通して、その先端
部を内筒１０の周りの圧力容器１内の飽和蒸気空
間部に開口している。(Example) Next, the environmental test device of the present invention will be explained using an example shown in FIG. A supply pipe, 6 is an injection hole provided at the tip of the superheated steam supply pipe 5, 7 is a steam relief valve, 8 is a drain valve, 9
is a specimen, 10 is an inner cylinder, 11 is a cover disposed along the upper inner surface of the pressure vessel 1, 12 is a saturated steam supply valve, 13 is a saturated steam supply pipe, and 14 is the tip of the saturated steam supply pipe 13. The inner cylinder 10 is installed coaxially on the mounting base 2 inside the pressure vessel 1, and the inside of the inner cylinder 10 is made into a superheated steam test space, and the surrounding area of the inner cylinder 10 is The inside of the pressure vessel 1 is defined as a saturated steam space, and the pressure vessel 1 and the inner cylinder 10
The superheated steam supply pipe 5 is inserted into the pressure vessel 1, and its tip is opened into the superheated steam test space in the inner cylinder 10.The saturated steam supply pipe 13 is inserted into the pressure vessel 1, and its tip is opened into the superheated steam test space in the inner cylinder 10. 10 into the saturated vapor space within the pressure vessel 1.
次に前記第１図に示す環境試験装置の作用を具
体的に説明する。過熱蒸気A1を過熱蒸気供給弁
４→過熱蒸気供給管５→噴射孔６から内筒１０内
へ噴射、供給し、供試体９を設置した内筒１０内
に過熱蒸気雰囲気を作つて、取付台２上に設置し
た供試体９の試験を行う。このとき、内筒１０内
部の温度を過熱蒸気供給弁４により調整する。ま
た飽和蒸気A2を飽和蒸気供給弁１２→飽和蒸気
供給管１３→噴射孔１４から内筒１０の周りの圧
力容器１内へ噴射、供給して、内筒１０（圧力容
器１に比べると熱容量が小さくて、温度上昇が非
常に早い内筒１０）を飽和温度まで速やかに加
熱、上昇させるとともに圧力容器１内の圧力を設
定圧力まで上昇させる。 Next, the operation of the environmental test apparatus shown in FIG. 1 will be explained in detail. Superheated steam A 1 is injected and supplied into the inner cylinder 10 from the superheated steam supply valve 4 → superheated steam supply pipe 5 → injection hole 6, and a superheated steam atmosphere is created in the inner cylinder 10 in which the specimen 9 is installed. A test is performed on the specimen 9 placed on the table 2. At this time, the temperature inside the inner cylinder 10 is adjusted by the superheated steam supply valve 4. In addition, the saturated steam A 2 is injected and supplied from the saturated steam supply valve 12 → the saturated steam supply pipe 13 → the injection hole 14 into the pressure vessel 1 around the inner cylinder 10. The inner cylinder 10), which has a small temperature and whose temperature rises very quickly, is quickly heated and raised to the saturation temperature, and the pressure inside the pressure vessel 1 is raised to the set pressure.
第３図は、過熱蒸気供給管５、内筒１０、飽和
蒸気供給管１３等の配置を変えた多の実施例で、
この実施例でも前記と同様の作用が行われる。 FIG. 3 shows a different embodiment in which the arrangement of the superheated steam supply pipe 5, inner cylinder 10, saturated steam supply pipe 13, etc. is changed.
This embodiment also operates in the same manner as described above.
（考案の効果）
本考案の環境試験装置は前記のように過熱蒸気
A1を過熱蒸気供給弁４→過熱蒸気供給管５→噴
射孔６から内筒１０内へ噴射、供給し、供試体９
を設置した内筒１０内に過熱蒸気雰囲気を作つ
て、取付台２上に設置した供試体９の試験を行う
一方、飽和蒸気A2を飽和蒸気供給弁１２→飽和
蒸気供給管１３→噴射孔１４から内筒１０の周り
の圧力容器１内へ噴射、供給して、内筒１０（圧
力容器１に比べると熱容量が小さくて、温度上昇
が非常に早い内筒１０）を飽和温度まで速やかに
加熱、上昇させるとともに圧力容器１内の圧力を
設定圧力まで上昇させるので、過熱蒸気供給弁４
→過熱蒸気供給管５→噴射孔６から内筒１０内へ
供給した過熱蒸気A1の放熱量を従来の環境試験
装置の過熱蒸気の放熱量に比べ格段に減少でき、
内筒１０内壁での凝縮液を殆どなくすことができ
て、過熱蒸気A1の供給量が少なくても、圧力容
器１内を高い温度、圧力状態に上昇、保持できる
効果がある。(Effect of the invention) The environmental test device of the invention uses superheated steam as described above.
A 1 is injected and supplied into the inner cylinder 10 from the superheated steam supply valve 4 → superheated steam supply pipe 5 → injection hole 6, and the specimen 9
A superheated steam atmosphere is created in the inner cylinder 10 in which the saturated steam A 2 is installed, and the test specimen 9 installed on the mounting base 2 is tested. 14 into the pressure vessel 1 around the inner cylinder 10 to quickly bring the inner cylinder 10 (the inner cylinder 10, which has a smaller heat capacity than the pressure vessel 1 and whose temperature rises very quickly) to the saturation temperature. As the pressure inside the pressure vessel 1 increases to the set pressure, the superheated steam supply valve 4
→ Superheated steam supply pipe 5 → The amount of heat radiated from the superheated steam A 1 supplied into the inner cylinder 10 from the injection hole 6 can be significantly reduced compared to the amount of heat radiated from the superheated steam of conventional environmental test equipment.
Condensed liquid on the inner wall of the inner cylinder 10 can be almost eliminated, and even if the amount of superheated steam A 1 supplied is small, the inside of the pressure vessel 1 can be raised and maintained at a high temperature and pressure state.
なお圧力容器１内上部にカバー１１を設置する
理由は、凝縮液の内筒１０内への流入を防止する
ためである。A3は蒸気逃がし弁７から出る蒸気
を示している。 The reason why the cover 11 is installed at the upper part of the pressure vessel 1 is to prevent condensed liquid from flowing into the inner cylinder 10. A 3 shows steam exiting from the steam relief valve 7.
第１図は従来の環境試験装置を示す縦断側面
図、第２図は本考案に係わる環境試験装置の一実
施例を示す縦断側面図、第３図は本考案に係わる
環境試験装置の他の実施例を示す縦断側面図であ
る。
１……圧力容器、５……過熱蒸気供給管、９…
…供試体、１０……内筒、１３……飽和蒸気供給
管、A1……過熱蒸気、A2……飽和蒸気。
FIG. 1 is a vertical side view showing a conventional environmental test device, FIG. 2 is a vertical side view showing an embodiment of the environmental test device according to the present invention, and FIG. 3 is a vertical side view showing another example of the environmental test device according to the present invention. FIG. 2 is a longitudinal side view showing an example. 1... Pressure vessel, 5... Superheated steam supply pipe, 9...
... Specimen, 10 ... Inner cylinder, 13 ... Saturated steam supply pipe, A 1 ... Superheated steam, A 2 ... Saturated steam.
Claims (1)
内部を過熱蒸気供試空間部にするとともに同内筒
の周りの上記圧力容器内を飽和蒸気空間部とし、
同圧力容器及び上記内筒に過熱蒸気供給管を挿通
して、その先端部を上記過熱蒸気供試空間部に開
口し、上記圧力容器に飽和蒸気供給管を挿通し
て、その先端部を上記飽和蒸気空間部に開口した
ことを特徴とする環境試験装置。 An inner cylinder is provided coaxially within the pressure vessel, the inside of the inner cylinder is used as a superheated steam test space, and the inside of the pressure vessel around the inner cylinder is used as a saturated steam space,
A superheated steam supply pipe is inserted into the pressure vessel and the inner cylinder, and its tip is opened into the superheated steam test space, and a saturated steam supply pipe is inserted into the pressure vessel, and its tip is opened into the above-mentioned superheated steam test space. An environmental test device characterized by opening into a saturated steam space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9927182U JPS594458U (en) | 1982-07-02 | 1982-07-02 | environmental test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9927182U JPS594458U (en) | 1982-07-02 | 1982-07-02 | environmental test equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS594458U JPS594458U (en) | 1984-01-12 |
| JPH02680Y2 true JPH02680Y2 (en) | 1990-01-09 |
Family
ID=30235329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9927182U Granted JPS594458U (en) | 1982-07-02 | 1982-07-02 | environmental test equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS594458U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS559166A (en) * | 1978-07-07 | 1980-01-23 | Nec Corp | Humidity resistance testing device |
| JPS559165A (en) * | 1978-07-07 | 1980-01-23 | Nec Corp | Steam-pressure testing device |
-
1982
- 1982-07-02 JP JP9927182U patent/JPS594458U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS559166A (en) * | 1978-07-07 | 1980-01-23 | Nec Corp | Humidity resistance testing device |
| JPS559165A (en) * | 1978-07-07 | 1980-01-23 | Nec Corp | Steam-pressure testing device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS594458U (en) | 1984-01-12 |
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