DE1583354C - Device for quenching work pieces in water or aqueous solutions - Google Patents

Device for quenching work pieces in water or aqueous solutions

Info

Publication number
DE1583354C
DE1583354C DE1583354C DE 1583354 C DE1583354 C DE 1583354C DE 1583354 C DE1583354 C DE 1583354C
Authority
DE
Germany
Prior art keywords
water
aqueous solutions
cooled
work pieces
barrier layer
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
Application number
Other languages
German (de)
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.)
Evonik Operations GmbH
Original Assignee
Deutsche Gold und Silber Scheideanstalt
Publication date

Links

Description

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims (4)

Patentansprüche:Patent claims: 1. Vorrichtung zum Abschrecken von Werkstücken in Wasser cder wässrigen Lösungen in einer Ofenanlagc zum Härten, Kohlen, Nitrieren und Austenitisieren, die mit kontrollierter Atmosphäre arbeitet, wobei die Werkstücke durch einen luftdicht abgeschlossenen Schacht in einen Abschreckbehälter fallen, dadurch gekennzeichnet, daß sich in dem Schacht (2) eine Sperrschicht (7) aus einer Flüssigkeit, insbesondere Öl, befindet, die keinen Wasserdampf abgibt, und in der Sperrschicht gekühlte Sperren (10) zur Kondensation von Wasserdampf vorgesehen sind.1. Device for quenching workpieces in water or the aqueous solutions in a furnace system for hardening, carbonizing, nitriding and austenitizing with a controlled atmosphere works, the workpieces through an airtight shaft into a quenching container falling, characterized that in the shaft (2) there is a barrier layer (7) made of a liquid, in particular Oil, which does not give off water vapor, and barriers cooled in the barrier layer (10) are provided for the condensation of water vapor. 2. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß ein gekühlter Schleier (6) des Abdeckmediums über der Oberfläche der Sperrschicht vorgesehen ist.2. Apparatus according to claim 1, characterized in that a cooled veil (6) of the Covering medium is provided over the surface of the barrier layer. 3. Vorrichtung nach Anspruch 1. dadurch gekennzeichnet, daß der Schacht (!) am unteren Ende trichterförmig erweitert ist.3. Apparatus according to claim 1, characterized in that the shaft (!) Is widened in a funnel shape at the lower end. 4. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß die Sperren (10) mit Wasser gekühlt sind.4. Apparatus according to claim 1, characterized in that the locks (10) with water are cooled.

Family

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2738288A1 (en) * 1977-08-25 1979-03-08 Degussa Rotary heat treatment furnace - with water spray curtains in chute to water quenching tank

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2738288A1 (en) * 1977-08-25 1979-03-08 Degussa Rotary heat treatment furnace - with water spray curtains in chute to water quenching tank

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