EP0881452B1 - Echangeur de chaleur - Google Patents

Echangeur de chaleur Download PDF

Info

Publication number
EP0881452B1
EP0881452B1 EP98101666A EP98101666A EP0881452B1 EP 0881452 B1 EP0881452 B1 EP 0881452B1 EP 98101666 A EP98101666 A EP 98101666A EP 98101666 A EP98101666 A EP 98101666A EP 0881452 B1 EP0881452 B1 EP 0881452B1
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
piston
stop plate
cleaning
springs
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 - Lifetime
Application number
EP98101666A
Other languages
German (de)
English (en)
Other versions
EP0881452A2 (fr
EP0881452A3 (fr
Inventor
Jürgen Venter
Carsten Kühn
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.)
Kelvion Machine Cooling Systems GmbH
Original Assignee
Renzmann and Gruenewald GmbH
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 Renzmann and Gruenewald GmbH filed Critical Renzmann and Gruenewald GmbH
Publication of EP0881452A2 publication Critical patent/EP0881452A2/fr
Publication of EP0881452A3 publication Critical patent/EP0881452A3/fr
Application granted granted Critical
Publication of EP0881452B1 publication Critical patent/EP0881452B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G1/00—Non-rotary, e.g. reciprocated, appliances
    • F28G1/06—Non-rotary, e.g. reciprocated, appliances having coiled wire tools, i.e. basket type

Definitions

  • Piston rod 16 supports the piston-cylinder unit 11 on the tube sheet 4.
  • a screw nut 17 welded to the tube sheet 4, in which the piston rod 16 is screwed in at the head.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Cleaning In General (AREA)

Claims (5)

  1. Echangeur de chaleur comportant des tubes (1) regroupés en faisceaux et montés par leurs extrémités dans des fonds à tubes, dans lesquels sont agencés des ressorts de nettoyage (8) qui s'étendent en direction longitudinale et qui sont menés, à une extrémité (9), hors des tubes (1) et fixés sur une plaque de butée (10) qui est agencée dans le boítier (3) de l'échangeur de chaleur et qui sert simultanément à la fixation d'unités à piston-et-cylindre (11) intégrées dans le boítier (3) de l'échangeur de chaleur et prenant appui contre un fond à tubes (4), caractérisé en ce qu'à la plaque de butée (10) est associée, sur le côté (21) détourné du fond à tubes (4), une plaque de retenue (22) pour la fixation des extrémités (19) des ressorts de nettoyage (8) qui sont accrochées dans des traversées (18) de la plaque de butée (10).
  2. Echangeur de chaleur selon la revendication 1, caractérisé en ce que les unités à piston-et-cylindre (11) sont fixées avec leurs boítiers (12) sur la plaque de butée (10) et prennent appui sur le fond à tubes (4) via leurs tiges de piston (16) traversant avec mobilité relative la plaque de butée (10).
  3. Echangeur de chaleur selon une ou autre des revendications 1 et 2, caractérisé e ce que les unités à piston-et-cylindre (11) sont prévues sur le côté sortie (5) des gaz d'échappement.
  4. Echangeur de chaleur selon une quelconque des revendications 1 à 3, caractérisé en ce qu'il est prévu au moins trois unités à piston-et-cylindre (11) à alimentation hydraulique, qui sont agencées en décalage régulier sur la périphérie de la plaque de butée (10).
  5. Echangeur de chaleur selon une quelconque des revendications 1 à 4, caractérisé en ce que l'activation des unités à piston-et-cylindre (11) est effectuée en fonction d'une commande à mémoire programmable (28).
EP98101666A 1997-05-26 1998-01-31 Echangeur de chaleur Expired - Lifetime EP0881452B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19721927 1997-05-26
DE19721927A DE19721927C1 (de) 1997-05-26 1997-05-26 Wärmetauscher

Publications (3)

Publication Number Publication Date
EP0881452A2 EP0881452A2 (fr) 1998-12-02
EP0881452A3 EP0881452A3 (fr) 2000-02-23
EP0881452B1 true EP0881452B1 (fr) 2002-04-17

Family

ID=7830499

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98101666A Expired - Lifetime EP0881452B1 (fr) 1997-05-26 1998-01-31 Echangeur de chaleur

Country Status (3)

Country Link
EP (1) EP0881452B1 (fr)
AT (1) ATE216486T1 (fr)
DE (1) DE19721927C1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8484790B2 (en) * 2008-07-30 2013-07-16 GM Global Technology Operations LLC Exhaust Gas Recirculation cooler cleaner having active material actuator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2224728A1 (en) * 1973-04-09 1974-10-31 Rouchy Christian Spirally wound scraper rod - for automatic internal cleaning of heat exchanger tubes
JPS5535912A (en) * 1978-09-06 1980-03-13 Mitsui Toatsu Chemicals Pipe inside scratchinggoff device
DE2952169A1 (de) * 1979-12-22 1981-07-02 Serck Gmbh, 2000 Hamburg Verfahren und vorrichtung zum verhindern der sediment-ablagerung in steigrohren von verdampfern
GB2174170B (en) * 1985-04-27 1989-01-05 Aisin Seiki Scraping apparatus
FR2589229B1 (fr) * 1985-10-25 1988-01-08 Neu Ets Procede et dispositif automatique de nettoyage d'un echangeur de chaleur pour fluides gazeux
CA2100734C (fr) * 1993-07-16 1998-05-26 Normand Verret Echangeur de chaleur pour milieu poussiereux

Also Published As

Publication number Publication date
EP0881452A2 (fr) 1998-12-02
EP0881452A3 (fr) 2000-02-23
ATE216486T1 (de) 2002-05-15
DE19721927C1 (de) 1999-02-25

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