EP2171814A2 - Élément de fixation destiné à une armoire, notamment à une armoire de distribution électrique pour une distribution d'installation électrique et armoire de distribution électrique - Google Patents

Élément de fixation destiné à une armoire, notamment à une armoire de distribution électrique pour une distribution d'installation électrique et armoire de distribution électrique

Info

Publication number
EP2171814A2
EP2171814A2 EP08784932A EP08784932A EP2171814A2 EP 2171814 A2 EP2171814 A2 EP 2171814A2 EP 08784932 A EP08784932 A EP 08784932A EP 08784932 A EP08784932 A EP 08784932A EP 2171814 A2 EP2171814 A2 EP 2171814A2
Authority
EP
European Patent Office
Prior art keywords
fastening part
legs
wall
cabinet
side walls
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.)
Withdrawn
Application number
EP08784932A
Other languages
German (de)
English (en)
Inventor
Michael Roth
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.)
ABB AG Germany
Original Assignee
ABB AG Germany
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 ABB AG Germany filed Critical ABB AG Germany
Publication of EP2171814A2 publication Critical patent/EP2171814A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/301—Cabinet-type casings; Parts thereof or accessories therefor mainly consisting of a frame onto which plates are mounted
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B47/00—Cabinets, racks or shelf units, characterised by features related to dismountability or building-up from elements
    • A47B47/0025—Horizontal connecting members adapted to receive and retain the edges of several panel elements
    • A47B47/0041—Bars
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/01—Frameworks
    • H02B1/014—Corner connections for frameworks

Definitions

  • Fastening part for a cabinet in particular an electrical control cabinet for an electrical installation distribution and electrical control cabinet
  • the invention relates to a fastening part for a cabinet, in particular an electrical control cabinet according to the preamble of claim 1 and an electrical control cabinet according to the preamble of claim. 5
  • Such cabinets for electrical installation distributions have a rear wall, two side walls, a bottom and a top wall, which are welded together at their edges. On one of the vertical free edges a door is attached, through which the interior of the Wegsch rank is accessible.
  • the object of the invention is to provide a fastening part for a cabinet, in particular an electrical control cabinet, of the type mentioned, with the achieved that the cabinet for transport purposes can be dismantled and beyond also easy to install.
  • an elongated fastening part is accordingly aligned at the four corners of the inside of the rear wall perpendicular to the rear wall attached to which resilient tongues are formed with locking lugs on which the side walls, the bottom and the top wall are latched.
  • the cabinet is composed of components that are detachably connected together.
  • the storage can be improved because the space required is less.
  • the assembly cost is lower compared to, for example, those cabinets that are welded together.
  • an advantageous embodiment of the invention may be that the fastening part has an L-shape formed in cross-section perpendicular to the longitudinal extent and that on the outer surfaces of the legs, the tongues are integrally formed with the locking lugs perpendicular to the outer surfaces.
  • the outer surfaces of the legs can have a groove extending in the longitudinal direction of the fastening part; the tongues are then formed on one of the side walls of the groove parallel to this.
  • the side walls, the bottom and the top wall accordingly have at their adjacent to the fastener side edges inwardly bent folds, which are latched behind the locking lugs on the tongues.
  • the assembly of the side walls, the bottom and the top wall is considerably simplified by the fact that they are recognized from the outside of the fasteners and pressed with their folds behind the locking lug, including tools are not required.
  • an L-shape forming second folds are provided at the folds, which form with the folds an approximately U-shaped side wall groove, in which two grooves in the direction of its longitudinal extent and that of the component in the direction of the rear wall mecanicckeckteil insertable is, whose length corresponds to the length of the fastening part, wherein on the outer corner part strip-like projections are provided, which fit into the side wall grooves for clamping the side walls, the bottom and the top wall.
  • An advantageous embodiment of the electrical control cabinet can go there, that soft-elastic sealing lips or sealing lips are attached to the outer corner part, which are arranged at the leg ends and projecting in the direction of the legs.
  • the sealing lips are in contact with the side walls, the top and bottom walls, resulting in IP 54 protection.
  • FIG. 3 shows the arrangement according to FIG. 2 after fixation of the fastening part on the rear wall
  • FIG. 4 shows a perspective view of the upper part of a control cabinet according to the invention, wherein only the two upper fastening parts are fixed to the rear wall
  • Fig. 5 is a perspective view of a corner region of a control cabinet with latched side wall and latched top wall and a predominantlyeckteil before insertion into the corresponding grooves and
  • FIG. 6 is a cross-sectional view according to section line Vl-Vl of Fig. 4th
  • a control cabinet 10 comprises two side walls 11 and 12 and a bottom wall 13, a top wall 14 and a rear wall 15, wherein the control cabinet is mounted substantially finished.
  • To be installed in the control cabinet are, for example, cross members in the form of top hat rails for latching electrical installation equipment. These and a front door to close the cabinet are not shown because they are not relevant to the invention.
  • FIG. 2 shows a corner region of a control cabinet in a perspective view, with only the rear wall 15 is partially drawn.
  • the rear wall has at its edges L-shaped inwardly angled bends 16, 17, the free legs 18, 19 parallel to the inner surface of the side wall.
  • a recess 20 is provided at the folds 16, 17 and the legs 18, 19, so that the free legs 18, 19 terminate at a distance D in front of the corner edge.
  • a fastening part 25 is fixed, wherein the fastening part 25 is placed with its non-visible end face on the inner surface of the rear wall 15 and wherein the peripheral contour of the fastening part 25 is adjusted perpendicular to the longitudinal extent of the recess 20.
  • the attachment is effected by means of a fastening screw 26 which is inserted through a through hole 27 in the rear wall 15 and screwed into the end face of the fastening part 25.
  • the fastening part 25 has in cross-section approximately an L-shape with two mutually perpendicular legs 28 and 29, wherein on the outer surfaces of the legs 28, 29 depending in the longitudinal direction of the fastening part 25 extending U-shaped groove 30, 31 is provided.
  • the groove bottom 32 of both grooves 30, 31 runs as well as the groove bottom 33 in the direction of the longitudinal extension of the legs 28 and 29.
  • the groove bottom 32 and the B groove bottom 33 extend, as the legs 28, 29 perpendicular to each other.
  • FIG. 3 shows the arrangement of the fastening part 25 on the rear wall in relation to FIG. 2 slightly enlarged representation.
  • Fig. 4 shows the upper portion of a cabinet in a further assembly step with the rear wall 15, the side walls 11 and 12 and the top wall 14. At the rear wall 15 are at the illustrated and visible corners fixes the fastening parts 25, 25a, wherein the legs 28, 28a each other.
  • the side walls 11, 12 and the cover wall 14 have second folds 50 towards the inner surface, see FIG. 6, which directly adjoins the inner surface of the inner surface
  • Side wall 11 adjacent web 51 of the second fold 50 with the inner surface forms an angle ⁇ , which is smaller than 90 °, whereby a latching lug 52 between the web 51 and another web 53, which runs parallel to the inner surface of the side wall 11 is formed.
  • a perpendicular to this angled leg 54 whose end edge is approximately in the plane of the side wall 11.
  • the second folds 50 are formed to fit into the grooves 30, 31.
  • the side wall 11 With the latching nose 52, the side wall 11 is pressed in the direction of arrow P1 against the fastening part 25 and the side wall 12 in the opposite direction P2 against the fastening part 25a, so far until the latching nose 52 engage behind the locking lugs 42a, 43a, 44a.
  • the top wall 14 has an identically formed second fold as the side wall 11 and the corresponding latching lug of this second fold then engages behind the locking lugs 45a, 46a and 47a.
  • each fastening part has two grooves 30, 31 into which the bends 50 of the side walls 11 and the top wall 14 engage (only the fastening part 25 can be seen here).
  • a receiving groove 58 (see Fig. 6), into which an outer corner part 60 can be inserted, is formed by the web 51, the further web 53 and the leg 54.
  • the outer corner part 60 is shown in FIG. 5. It has an L-shape in cross section with a first relieeckteilschenkel 61 and a second complicateckteilschenkel 62 which extend perpendicular to each other and on the inner surfaces of bar protrusions 63 and 64 are mounted, which can be inserted in the direction of arrow P 3 in the receiving grooves 58. With this Aufsteckteil 60 or outer corner 60, the side wall 11 with the top wall 14, the top wall 14 with the side wall 12 and vice versa, the side walls 11 and 12 braced with the bottom wall.
  • the fastening part 25 and the outer corner part 60 are supplemented by a covering cap 65, which has a plate shape and is fastened with a screw which can be screwed or screwed into a threaded hole 67 on the fastening part 25, so that it can be screwed through a through-hole 66 the assembly of the control cabinet shown in Figure 1 results. That on the bottom wall in the front area, as well as on the top wall, Schwellenabkantitch 70 and 71 are provided, which complement each other with the folds 55, is noted only marginally.
  • the fastening parts 25, 25a like the outer corner parts 60, 60a, have a length which corresponds to the depth of the control cabinet or the distance between the front side and the rear wall.
  • the particular advantage of the invention is that for the production of the control cabinet according to FIG. 1 only attachment work of the fasteners 25, 25a, Aufrastfor the side walls 11, 12 and the top wall 14 (of course, the bottom wall), one insertion of each contemplateckteils 60, 60a in the corresponding receiving grooves 58 on the side walls 11, 12 and the top wall 14 (as well as the bottom wall) are required; the assembly work is terminated by fastening the cover caps 65, 65a to the fastening parts 25, 25a by means of the screws 67, 67a.
  • Another significant advantage of the invention is that the cabinet can be dismantled, which reduces the storage space requirement and the space required during transport.
  • the outer corner portion 60 has at its leg ends 70, 71 sealing lips 72, 73 of elastic material, which bear against the side plates 11, 12, the bottom and the top wall 15, 14, whereby the cabinet corresponds to the standard IP 54.
  • the production of the outer corner part 60 and sealing lips 72, 73 takes place in two-component technology.
  • Top wall 42 tongues

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Casings For Electric Apparatus (AREA)
  • Patch Boards (AREA)

Abstract

L'invention concerne un élément de fixation destiné à la connexion mécanique d'une paroi arrière à des parois latérales (11, 12), à une paroi de base (13) et à une paroi de couverture (14) d'une armoire, notamment d'une armoire de distribution électrique. Un élément de fixation allongé respectif (25, 25a) peut être fixé perpendiculairement au côté intérieur de la paroi arrière (15), sur ses quatre coins, des languettes élastiques (42, 43, 44; 45, 46, 47) pourvues de tenons d'encastrement (42a, 43a, 44a, 45a, 46a, 47a) étant formées sur cet élément de fixation. Les parois latérales (11, 12), la paroi de base (13) et la paroi de couverture (14) peuvent s'encastrer fixement sur lesdits tenons.
EP08784932A 2007-07-24 2008-07-21 Élément de fixation destiné à une armoire, notamment à une armoire de distribution électrique pour une distribution d'installation électrique et armoire de distribution électrique Withdrawn EP2171814A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007034514A DE102007034514A1 (de) 2007-07-24 2007-07-24 Befestigungsteil für einen Schrank, insbesondere einen elektrischen Schaltschrank für eine elektrische Installationsverteilung und elektrischer Schaltschrank
PCT/EP2008/005967 WO2009012964A2 (fr) 2007-07-24 2008-07-21 Élément de fixation destiné à une armoire, notamment à une armoire de distribution électrique pour une distribution d'installation électrique et armoire de distribution électrique

Publications (1)

Publication Number Publication Date
EP2171814A2 true EP2171814A2 (fr) 2010-04-07

Family

ID=40122004

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08784932A Withdrawn EP2171814A2 (fr) 2007-07-24 2008-07-21 Élément de fixation destiné à une armoire, notamment à une armoire de distribution électrique pour une distribution d'installation électrique et armoire de distribution électrique

Country Status (5)

Country Link
US (1) US8646854B2 (fr)
EP (1) EP2171814A2 (fr)
DE (1) DE102007034514A1 (fr)
RU (1) RU2474023C2 (fr)
WO (1) WO2009012964A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9444234B2 (en) * 2014-05-28 2016-09-13 General Electric Company Switchgear including a withdrawable switchgear unit having a blocking mechanism
CN104577807B (zh) * 2015-02-10 2017-08-25 北京普瑞斯玛电气技术有限公司 箱体角连接件

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4123129A (en) * 1976-11-18 1978-10-31 Tektronix, Inc. Modular electronic instrument cabinets

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US633356A (en) * 1897-12-17 1899-09-19 Globe Company Box and fastening therefor.
US1129040A (en) * 1914-01-27 1915-02-16 Franklin P Smith Joint for structural metal-work.
NL172018C (nl) * 1976-11-18 Tektronix Inc Stripvormig verbindingselement.
US4322572A (en) * 1979-10-22 1982-03-30 Tektronix, Inc. Electromagnetic interference shielding device
US4378137A (en) * 1981-04-09 1983-03-29 The Singer Company Modular furniture construction
DE8335383U1 (de) * 1983-12-09 1984-04-05 Rittal-Werk Rudolf Loh Gmbh & Co Kg, 6348 Herborn Rahmengestell für einen Schaltschrank
DE8504295U1 (de) * 1985-02-15 1985-07-11 Elek GmbH, 4000 Düsseldorf Schaltschrank für elektrische Anlagen
US4768845A (en) * 1986-11-03 1988-09-06 Yeh Kuo Huei Combination-type desk/cabinet compartment structure
FR2702314A1 (fr) * 1993-03-03 1994-09-09 Claux Fils Cie Ets P Armoire métallique, notamment pour le logement d'un appareillage électrique modulaire.
DE19515934C1 (de) * 1995-05-02 1997-01-09 Knuerr Mechanik Ag Konstruktionssystem
US5777854A (en) * 1995-05-19 1998-07-07 Ast Research, Inc. Integrate flexible contacts grounding system for a computer system chassis
US5944439A (en) * 1996-01-29 1999-08-31 Safco Products Co. Metal shelving connector and kit
US6281433B1 (en) * 1999-08-03 2001-08-28 Lucent Technologies Inc. Faceplate for network switching apparatus
FR2798520B1 (fr) * 1999-09-15 2003-10-17 Schneider Electric Ind Sa Chassis equipe d'une ossature metallique a coin de serrage progressif, notamment pour une armoire electrique
IT1314302B1 (it) * 1999-12-21 2002-12-09 Abb Ricerca Spa Intelaiatura di supporto per un armadio di quadro elettrico,e relativo armadio
ITRM20010209A1 (it) * 2001-04-18 2002-10-18 Bticino Spa Struttura per quadri elettrici e simili.
BR0303969A (pt) * 2003-10-08 2005-05-31 Melquisedec Francisquini Aperfeiçoamento em estrutura metálica para construção de quadros/gabinetes elétricos
US7047702B1 (en) * 2004-05-11 2006-05-23 Usg Interiors, Inc. Perimeter angle trim
US7967401B2 (en) * 2009-01-21 2011-06-28 Li-Chung Hsu Systemic cabinet

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Publication number Priority date Publication date Assignee Title
US4123129A (en) * 1976-11-18 1978-10-31 Tektronix, Inc. Modular electronic instrument cabinets

Also Published As

Publication number Publication date
RU2010106186A (ru) 2011-08-27
US8646854B2 (en) 2014-02-11
RU2474023C2 (ru) 2013-01-27
US20100187956A1 (en) 2010-07-29
DE102007034514A1 (de) 2009-01-29
WO2009012964A3 (fr) 2009-06-11
WO2009012964A2 (fr) 2009-01-29

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