WO2008037228A1 - Sectionneur de sécurité à coupure en charge avec dispositif de verrouillage - Google Patents

Sectionneur de sécurité à coupure en charge avec dispositif de verrouillage Download PDF

Info

Publication number
WO2008037228A1
WO2008037228A1 PCT/DE2006/001689 DE2006001689W WO2008037228A1 WO 2008037228 A1 WO2008037228 A1 WO 2008037228A1 DE 2006001689 W DE2006001689 W DE 2006001689W WO 2008037228 A1 WO2008037228 A1 WO 2008037228A1
Authority
WO
WIPO (PCT)
Prior art keywords
locking lug
locking
fuse switch
disconnector
fuse
Prior art date
Application number
PCT/DE2006/001689
Other languages
German (de)
English (en)
Inventor
Gerhard Blaimer
Rolf-Eberhard Bruschke
Robert Protz
Thomas Rölke
Steffen Scudlo
Alfred Stang
Original Assignee
Siemens Aktiengesellschaft
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 Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Priority to DE112006004161T priority Critical patent/DE112006004161A5/de
Priority to PCT/DE2006/001689 priority patent/WO2008037228A1/fr
Priority to EP06805337.0A priority patent/EP2067152B1/fr
Publication of WO2008037228A1 publication Critical patent/WO2008037228A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/20—Interlocking, locking, or latching mechanisms
    • H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
    • H01H9/281—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member making use of a padlock

Definitions

  • the invention relates to a fuse switch disconnector with a lower part and a lower part movably arranged upper part, which at least partially covers the lower part and functioning as a shift lever in the closed state of the fuse switch disconnector and having a recessed grip and with a locking lug, which serves to receive a locking device, wherein the upper part has a recess for the passage of the locking lug.
  • fuse switch disconnectors which consist of a substantially designed as a lower part of the switching device and designed as a top cover.
  • interlocks are arranged on some fuse switch disconnectors which make it possible to lock the upper part lockably in a specific position on the lower part.
  • Such a lock is shown for example in FIG. It protrudes in this embodiment, a fixed to a lower part locking through a recess through the top. In the protruding through the upper part eyelet is an opening for receiving a locking device. In order to achieve a safe closure of the fuse switch-disconnector, it is common and in some cases even standardized that a padlock is used to lock it.
  • a disadvantage of this embodiment is that the locking lug and attached to her lock or closing element increases the depth of the entire fuse switch-disconnector. This increase in the depth of the fuse switch-disconnector can cause problems, in particular in cramped installation conditions.
  • the installation space for fuse switch-disconnectors in control cabinets, which have a door for closing the cabinet usually set or standardized so that the front of the upper part or the cover of the fuse switch-disconnector is substantially flush with the plane in which the closed cabinet door is located.
  • the depth of the fuse switch-disconnector but is so enlarged that in a correspondingly cramped conditions, a cabinet door can not be closed.
  • the invention is therefore based on the object of providing a fuse switch disconnector with a shut-off device which has low external dimensions and a low volume at low cost and with a simple design.
  • the object is achieved with the features mentioned in claim 1.
  • Advantageous embodiments are specified in the subclaims.
  • a fuse switch disconnector with a lower part and a lower part movably arranged upper part in which the upper part functions as a shift lever and at least partially covers the lower part in the closed switching state of the fuse switch disconnector.
  • the upper part is designed so that it has a built-in recessed grip.
  • a locking lug is arranged on the lower part of the fuse switch-disconnector according to the invention, which serves for receiving a locking device.
  • the upper part of the fuse circuit breaker according to the invention has a recess for the passage of the locking lug.
  • the locking lug is arranged in the region of the lower part, which is superimposed by the recessed grip.
  • This arrangement of the locking lug allows it to be inserted through the recess in the upper part, so that it protrudes into the recessed grip in the upper part and there can receive a locking device, such as a padlock.
  • the locking device is thus located in the recessed grip in the upper part.
  • the locking device as well as the locking lug thus do not protrude beyond the outer surface of the upper part or the cover. An increase in the depth of the fuse switch-disconnector is thus avoided despite integrated locking device.
  • the recessed grip serves the operator as a handle when removing or swiveling the upper part from the lower part of the fuse switch disconnector.
  • the arrangement of the locking lug and the locking device in the recessed grip in the upper part thus causes an operator to feel the arrangement of at least the locking device when engaging in the recessed grip. This is unlike non-terminated fuse switch disconnectors for him, information that the fuse switch disconnector must not be operated by a person who is not in possession of the key for the locking device.
  • the locking lug is rotatably mounted on the lower part and can be pivoted into the recessed grip through the recess in the upper part.
  • the locking eyelet is arranged on the lower part, that it is displaceable and thus in the recessed grip through the recess in the upper part can be inserted or pulled out.
  • This retractability or swiveling of the locking eye into the recessed grip has the advantage that the locking eyelet projects into the recessed grip only when it is required for locking the upper part on the fuse switch-disconnector.
  • the locking lug can be inserted or pivoted into the lower part. In this position, she does not disturb the engagement in the recessed grip.
  • the locking eye can be pulled out of the lower part into the recessed grip in the upper part or swung out and a locking device can be attached to it.
  • the locking lug can be positioned on the lower part again so that it does not protrude into the recessed grip. It is thus in a parking position on the lower part.
  • the fuse switch-disconnector further comprises an automatic movement device which, when not in use, locks the locking eyelet with a locking device into a certain position. moved with respect to the lower part.
  • an automatic movement device can be, for example, in the case of the translatory sliding movement of the locking eye, a tension, compression or bending spring whose spring force moves the locking eye into a path-end position.
  • the automatic movement device in the execution of the fuse switch disconnector with rotatable locking lug may be a pull, pressure or bending spring, which pivots the locking lug in each case in a path-end position.
  • the automatic movement device can move the locking eyelet into a position that has been completely swiveled out of the grip recess, or, conversely, move it into a position that is completely pivoted into or pushed into the lower part.
  • the automatic movement device then moves the locking lug completely into the recessed grip when it is provided that the fused switch disconnector is to be closed.
  • the automatic movement of the locking device in a retracted completely into the lower part position 0 is advantageous if the fuse switch-disconnector preferably does not have to be completed, and only the option should be able to complete it.
  • the lower part comprises a recess in which the locking eye is arranged to be movable.
  • the fact that the locking lug can essentially completely submerge in the lower part means that
  • locking eyelet or the recess in the lower part be designed such that the attached to the locking eye pull tab also protrudes a small piece from the inner wall of the recessed grip in the upper part.
  • the operation ner can thus grip the pull tab on the locking lug and pull it so far from the lower part and thus also from the recess in the upper part, that the locking lug is ready to receive the locking device.
  • the recess in the lower part is a negative volume element in the body of the lower part, which is formed substantially groove-shaped.
  • the recess in the lower part may also be a lowered area of the outer surface of the lower part, in which the locking eye is mounted such that it can be swiveled or pushed in. This recess in the lower part makes it possible for the locking eyelet to completely submerge into the volume of the lower part or up to a pull tab.
  • At least one latching element is arranged on the lower part and also arranged on the locking lug at least one latching element, which causes in cooperation with the latching element on the lower part a latching of the locking lug in a certain position.
  • the latching device can be formed, for example, by a pin on the locking eyelet and by a hole in the lower part, into which the pin engages in a certain angular position of the locking eyelet. That is, it is fixed the locking lug in a certain displacement or twisting position on the lower part. This latching is lifted only when a force greater than gravity and / or a force of the automatic movement device, such as the
  • the latching device can be present in a structural design with the automatic movement device on the fuse switch-disconnector. Both devices then cooperate in such a way that the locking lug is moved, for example, into its path-end positions by means of the automatic movement device, and into this end position. is fixed by means of the locking devices.
  • This device has the advantage of more stable fixation in the end position, in which acts the force of the automatic movement device and the further advantage of fixing the locking lug in a different end position, which is opposite to the force of the automatic movement device.
  • locking lug is further provided that the locking lug is rotatably mounted on an axis mounted in the lower part.
  • the locking lug is mounted on a shaft, which in turn is rotatably mounted on the lower part.
  • the locking eyelet as well as the locking eyelet-receiving axle can be dimensioned such that frictional forces between the locking eyelet and the rotation axis moving relative to one another occur, which are so great that the locking eyelet is held on the rotation axis in each twisting position.
  • the recess in the lower part and the locking lug in their widths or thicknesses can be dimensioned such that between them as well
  • Frictional forces occur, which prevent an automatic displacement of the locking lug in the recess.
  • the locking lug is slidably disposed in a guide arranged in the lower part. Similar to the rotatably mounted on the lower part locking eyelet can also occur between the relatively movable guide or recess in the lower part and the locking lug such frictional forces that the locking lug is held in any position and can not move automatically.
  • the rotatable arrangement of the locking eye in the lower part is advantageously provided that the locking eye is fixed by means of clamping on the axis.
  • the locking eyelet advantageously in the region of the clamping on the axis of a resilient component, so that the locking eyelet is simply plugged for mounting on the axis of rotation and there holds itself due to the clamping forces.
  • This opening is usually a hole or a hole through which the bracket of a padlock can be passed.
  • the locking lug has at least one stop element for abutment with a movement limiting device arranged in the lower part.
  • This stop element serves to accommodate tensile or compressive forces acting on the locking eye when automatically moving into an end position as well as in an attempt to remove the upper part in the closed state from the lower part.
  • the stop elements are made stronger than the other components of the locking lug.
  • the locking eyelet advantageously at least one mold element for attachment of the automatic movement device to her.
  • Forming element may be, for example, a simple hole, in which, for example, a tension spring, which in this case represents the automatic movement device, can be mounted.
  • the locking lug on a convex-shaped area which bears against a on the lower part 'pronounced concave contact edge.
  • the convex portion of the locking eye and the concave contact edge on the lower part thus form a guide for the locking eye in its rotational movement.
  • This additional Phakungs drove a rotatable locking lug their attachment to a rotation axis or 5 on a shaft be designed simpler, since the convex portion of the locking lug and the concave contact edge ensures stabilization of the locking lug in their movement and in their movement end positions.
  • the recessed grip in the upper part can be a recess, which is partially covered with a handle element. This only partial cover of the recessed grip by the handle element er.
  • the grip element may also be made for the grip element to completely cover the recessed grip, so that it is no longer possible to see into the recessed grip at a viewing position perpendicular to the surface of the upper part.
  • the fuse-load-disconnect switch with only a part of the recessed grip covering
  • Gripping element is given optically an operator in the arrangement of a locking device on the locking eye in the recessed grip of the upper part of the information that the fuse switch disconnector is in a locked state.
  • the complete coverage of the recessed grip by the handle element represents a structurally simpler design of the fuse switch-disconnector.
  • a sealing eyelet is arranged, which cooperates with an opening in the upper part, that a seal attached to the sealing eyelet is destroyed during removal of the upper part of the lower part.
  • the sealing ring is arranged at a position other than the locking lug according to the invention at the fuse switch-disconnector.
  • the fuse switch disconnector according to the invention can also be designed such that the locking lug is fixedly arranged on the lower part and projects through a recess in the upper part into the recessed grip arranged in the upper part.
  • a locking device such as a padlock can be arranged in the stationary locking eyelet.
  • the position of the upper part to the lower part and the switching state of the fuse switch-disconnector are also locked.
  • This embodiment has the sole advantage of the space-saving arrangement of the eyelet. In comparison to the embodiments with displaceable or rotatable locking lug, this embodiment has a simpler construction.
  • FIG. 4 shows a representation of the conventional fuse switch-disconnector with lock.
  • the upper part 2 rests on the lower part 1.
  • the upper part 2 has a recessed grip 3 integrated in it.
  • the recessed grip 3 is partially covered by the grip element 15.
  • a sealing eyelet 16 is fixed, the end of which projects at least partially into an opening in the upper part 2.
  • the seal (not shown) is dimensioned such that it has a larger circumference than the opening in the substantially Upper part 2 has, so that it is destroyed when removing the upper part 2 from the lower part 1.
  • the locking lug 4 is pivotally mounted on an axle 8. This locking lug 4 has a
  • Opening 9 for receiving a locking device In Figure 1, the locking lug 4 is in the withdrawn from the lower part 1 position, that is, that the opening 9 for receiving the locking device is so far pulled out of the lower part 1 that in her example, the bracket of a padlock (not shown) can be mounted. It can be seen that when mounting the locking device in the opening 9 for receiving the locking device, the upper part 2 can not be removed from the lower part 1. In an attempt to remove the upper part 2 from the lower part 1, the voltage applied to the lower part 1 surface of the recessed grip 3 in the upper part 2 on the bracket of the padlock would come to rest.
  • the locking lug 4 has a stop element 10 for attachment to at least one movement limiting device 11 arranged on the lower part 1, the returnable angle of rotation of the locking lug 4 on the lower part 1 is limited. This means that the maximum angle of rotation of the locking lug 4 is defined by the position of the stop element 10 with respect to the movement limiting device 11. Thus, the locking lug 4 is blocked in an intentional removal of the upper part 2 from the lower part 1 in a certain angular amount and further pivoting beyond this angular amount, the locking lug 4 is not possible.
  • the upper part 2 for this purpose has a recess 5 for the passage of the locking lug 4 through its resting on the lower part 1 wall.
  • the section of the sectional view through this recess 5 is guided.
  • This recess 6 serves to receive the locking lug 4, so that the locking lug is fully immersed in the retracted position in the volume of the lower part 1, so that no increase in the outer dimensions of the fuse switch-disconnector occurs.
  • the locking eyelet 4 can be locked to the lower part 1.
  • the locking element 7 is formed on the locking lug 4.
  • This locking element 7 essentially has a hole shape into which, for example, a pin (not shown) can engage on the lower part 1.
  • this hole 7 is used in the locking lug 4 for producing a resilient clamping force between locking lug 4 and the axis eighth
  • the locking eyelet 4 is provided with a convex shaped portion 13 which rests at least partially on a concave contact edge 14 on the lower part 1 depending on the angular position of the locking eyelet 4 ,
  • this concave contact edge 14 on the lower part 1 also has a movement limiting device 11, which limits the rotation angle of the locking lug 4 in a direction of rotation.
  • a stop element 10 of the locking lug 4 engages the movement limiting device 11 in a specific angular position, as shown in FIG.
  • the locking lug 4 is fully pivoted in this angular position in the lower part 1, so that it no longer protrudes into the recessed grip 3.
  • the stop element 10 of the locking lug 4 and the movement limiting device 11 on the lower part 1 can in this case be arranged relative to one another such that the locking lug 4 substantially coincides with the underside of the handle. trough 3 completes.
  • the locking lug 4 is inserted with a portion in the recess 5 for the passage of the locking lug 4 in the upper part 2, but does not protrude into the recessed grip 3.
  • the locking ring has at least one notch 17, the manual engagement or also the engagement of a tool such as a screwdriver blade to facilitate tert, that is, the locking lug 4 can be taken at these notches 17 and can be pulled out into the recessed grip 3.
  • a mold element 12 is provided for fastening this automatic movement device to the locking lug 4.
  • this shaped element 12 is a hole or an opening in which, for example, the end of a spiral spring can be hooked.

Landscapes

  • Switch Cases, Indication, And Locking (AREA)
  • Breakers (AREA)

Abstract

L'invention concerne un sectionneur de sécurité à coupure en charge, comprenant une partie inférieure et une partie supérieure disposée à déplacement sur la partie inférieure. La partie supérieure, qui joue le rôle de levier de commutation, recouvre au moins partiellement la partie inférieure dans l'état fermé de commutation du sectionneur de sécurité à coupure en charge, et elle présente une poignée en creux. Ce sectionneur comprend également un oeillet de verrouillage, disposé sur la partie inférieure et servant à recevoir un dispositif de verrouillage. La partie supérieure présente un évidement pour faire passer l'œillet de verrouillage. Selon l'invention, l'œillet de verrouillage (4) est disposé dans la région de la partie inférieure (1) qui est recouverte par la poignée en creux (3).
PCT/DE2006/001689 2006-09-25 2006-09-25 Sectionneur de sécurité à coupure en charge avec dispositif de verrouillage WO2008037228A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE112006004161T DE112006004161A5 (de) 2006-09-25 2006-09-25 Sicherungs-Lasttrennschalter mit Absperrvorrichtung
PCT/DE2006/001689 WO2008037228A1 (fr) 2006-09-25 2006-09-25 Sectionneur de sécurité à coupure en charge avec dispositif de verrouillage
EP06805337.0A EP2067152B1 (fr) 2006-09-25 2006-09-25 Sectionneur de sécurité à coupure en charge avec dispositif de verrouillage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/DE2006/001689 WO2008037228A1 (fr) 2006-09-25 2006-09-25 Sectionneur de sécurité à coupure en charge avec dispositif de verrouillage

Publications (1)

Publication Number Publication Date
WO2008037228A1 true WO2008037228A1 (fr) 2008-04-03

Family

ID=37909661

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2006/001689 WO2008037228A1 (fr) 2006-09-25 2006-09-25 Sectionneur de sécurité à coupure en charge avec dispositif de verrouillage

Country Status (3)

Country Link
EP (1) EP2067152B1 (fr)
DE (1) DE112006004161A5 (fr)
WO (1) WO2008037228A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104900434A (zh) * 2014-03-06 2015-09-09 西门子公司 熔断器隔离开关的挂锁机构及其熔断器隔离开关
DE102020125730B3 (de) 2020-10-01 2022-04-14 Klaus Bruchmann Gmbh Sicherungslasttrennschalter, insbesondere nh-sicherungslasttrennschalter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7729230U1 (de) * 1977-09-21 1978-01-05 Christian Geyer Gmbh & Co, 8500 Nuernberg Elektrischer Installationsschalter und Leitungsschutzschalter zum Einbau in Verteiler
DE8019255U1 (de) 1980-07-18 1980-10-23 Christian Geyer Gmbh & Co, 8500 Nuernberg Elektrischer Installationsschalter und Leitungsschutzschalter
DE9201409U1 (de) * 1992-02-05 1993-06-03 Siemens AG, 8000 München Sperrvorrichtung gegen Betätigung, insbesondere Wiedereinschalten von Installationsgeräten

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7729230U1 (de) * 1977-09-21 1978-01-05 Christian Geyer Gmbh & Co, 8500 Nuernberg Elektrischer Installationsschalter und Leitungsschutzschalter zum Einbau in Verteiler
DE8019255U1 (de) 1980-07-18 1980-10-23 Christian Geyer Gmbh & Co, 8500 Nuernberg Elektrischer Installationsschalter und Leitungsschutzschalter
DE9201409U1 (de) * 1992-02-05 1993-06-03 Siemens AG, 8000 München Sperrvorrichtung gegen Betätigung, insbesondere Wiedereinschalten von Installationsgeräten

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104900434A (zh) * 2014-03-06 2015-09-09 西门子公司 熔断器隔离开关的挂锁机构及其熔断器隔离开关
DE102020125730B3 (de) 2020-10-01 2022-04-14 Klaus Bruchmann Gmbh Sicherungslasttrennschalter, insbesondere nh-sicherungslasttrennschalter

Also Published As

Publication number Publication date
EP2067152A1 (fr) 2009-06-10
EP2067152B1 (fr) 2017-03-22
DE112006004161A5 (de) 2009-09-03

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