Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
  • H01R4/28—Clamped connections, spring connections
  • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
  • H01R4/4854—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a wire spring
  • H01R4/4863—Coil spring
  • H01R4/4872—Coil spring axially compressed to retain wire end
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
  • H01H1/00—Contacts
  • H01H1/58—Electric connections to or between contacts; Terminals
  • H01H1/5866—Electric connections to or between contacts; Terminals characterised by the use of a plug and socket connector
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
  • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
  • H01H71/08—Terminals; Connections
  • H01H71/082—Connections between juxtaposed circuit breakers
• • 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
  • H01H9/02—Bases, casings, or covers
  • H01H9/0264—Protective covers for terminals
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
  • H01R9/22—Bases, e.g. strip, block, panel
  • H01R9/24—Terminal blocks
  • H01R9/26—Clip-on terminal blocks for side-by-side rail- or strip-mounting
  • H01R9/2675—Electrical interconnections between two blocks, e.g. by means of busbars

Definitions

• the invention relates to a switching device, preferably circuit breaker, in particular
• Residual current circuit breaker and / or circuit breaker with at least one
• Terminal conductor preferably with a rectangular cross-section, in particular a contact of a busbar.
• a disadvantage of such switching devices is that the installation or interconnection of such switching devices is very time-consuming, complicated and error-prone. Especially when
• Screw terminals the only essential work and the main source of error.
• Terminal clamp screw is not tightened, as pulling on an otherwise tightly bolted bus bar will check for contact pressure on each
• Switching device is disabled. This can lead to impairments of the power supply or to
• the object of the invention is therefore to provide a switching device of the type mentioned, with which the mentioned disadvantages can be avoided, and which allows a simple, straightforward and quick installation or shading, especially without tools such as screwdrivers.
• the terminal at least one
• Spring for applying a force acting in the direction of a closed position of the clamping area contact pressure comprises.
• connection conductors in particular busbars or their contacts, without the use of tools in the terminals of the switching device can be securely and contact-resistant arranged or fixed. This is a quick and straightforward
• the spring is designed as a helical spring.
• connection conductor free clamping area is at least partially open. This simplifies the insertion of connecting conductors, in particular contacts of a busbar.
• the terminal comprises a clamping element fixed in the switching device and a substantially rectangular box, wherein the clamping element between a first box portion and a second box portion of the box is arranged, and wherein the clamping portion of the first Box region and a first clamping element side is limited, be provided that the spring between the second box portion and one, the first clamping element side arranged opposite, second clamping element side is arranged.
• a variant of the invention may consist in that the clamping element is designed as a substantially rectangular frame, and the second box portion is disposed between a first frame portion comprising the first and second clamping element sides and a second frame portion substantially parallel thereto.
• the spring can be protected and damage to the terminal, especially in the field of manufacturing can be prevented.
• This can also be an already as Screw terminal existing terminal can be used, with the advantages already described, such as the use of identical housings or injection molds, and up to the spring identical terminals. This increases flexibility and reduces manufacturing and warehousing costs.
• a closure piece preferably comprising insulating material is arranged. This makes the use of enclosures possible, which are suitable for use with
• the second frame portion has at least one recess.
• a recess may already be present at a, also usable as a screw terminal, terminal, and for a
• Closure piece has a clamping extension, which presses through the recess on the, at least in the region of the clamping extension recess-free, second box area, wherein the clamping area is pressed. This can ensure that the clamping area is opened a certain range, whereby the insertion of a
• Fig. 2 shows a second embodiment of a terminal for an inventive
• Fig. 4 shows the embodiments according to FIGS. 1 and 2 with connection conductors in the
• Fig. 6 shows a part of a switching device according to the invention with a first embodiment of a
• FIG. 7 shows a part of a switching device according to the invention in plan view
• FIG. 9 shows a switching device according to FIG. 7 in elevation
• Fig. 10 shows a switching device of FIG. 7 in axonometric illustration with lifted upper
• FIG. 11 shows the upper housing half of a switching device according to FIG. 10.
• FIGS. 1 to 12 show different embodiments, details or parts of a
• Switching device 1 preferably circuit breaker, in particular residual current circuit breaker and / or circuit breaker, with at least one terminal 2 with a
• Closed position of the clamping portion 3 acting contact pressure includes.
• connection conductors 4, in particular busbar 6 or their contacts 5, without the use of tools in the terminals 2 of the switching device 1 can be arranged and fixed securely and contact-resistant. This is a quick and straightforward
• circuit breakers in particular residual current circuit breakers and / or
• Circuit breaker provided.
• the spring 7 for applying the contact pressure may be any type of spring 7, such as leaf springs, disc springs and / or helical springs 8, in each embodiment or in combination with each other, both tension and compression springs. Particularly preferred is the use of so-called helical compression springs.
• Switching devices 1 have at least one connection terminal 2 which has at least one clamping region 3.
• two terminals 2 are provided for each of the switching device 1 to be switched switching path, which must not necessarily be executed ident ident.
• different terminals 2 may be provided, such as those with clamping screws, as well as those with springs 7, for applying the necessary clamping forces for holding.
• the juxtaposed terminals 2 of a switching device 1 of the side by side arranged in the switching device 1 switching paths can be performed substantially ident.
• the clamping region 3 of the terminal 2 may comprise at least a portion of the spring 7, or be formed by at least a portion of the spring 7.
• the connection terminal 2 comprises a substantially ⁇ -shaped bent leaf spring, wherein the clamping region 3 is formed by the narrow opening of the ⁇ -shaped bent leaf spring.
• connection conductor-free clamping region 3 is at least partially open. This simplifies the insertion of a connecting conductor 4 or reduces the forces necessary for insertion.
• the clamping region 3 is 0.1 mm to 0.5 mm open. It can preferably be provided that the cross section of the opening formed by the open position of the clamping region 3 is approximately 10% to 60% of the cross section of the connection conductor 4, which is suitable for use with the respective switching device 1 is provided.
• any means can be provided.
• Particularly preferred may be provided a separate device for keeping the clamping area open, which will be explained elsewhere.
• the preferred first and second embodiment of a connection terminal 2, 26, 27 has a fixed clamping element 9 in the switching device 1 and a substantially rectangular box 10, wherein the clamping element 9 is arranged between a first box portion 11 and a second box portion 12 of the box 10, and wherein the clamping region 3 is delimited by the first box portion 11 and a first clamping element side 13, the spring 7 being arranged between the second box portion 12 and a second clamping element side 14 arranged opposite the first clamping element side 13.
• the frame 16 is rotated relative to the box 10 by 90 ° and hung in this.
• the clamping region 3 is bounded by the first box region 11 and a first clamping element side 13, wherein the first clamping element side 13 is part of the first frame region 17.
• FIGS. 10 and 11 show axonometric representations of a Switching device 1 and a housing part 19 of a switching device 1 with the preferred embodiment of the closure piece 22.
• Fig. 12 shows two axonometric representations of the preferred embodiment of the closure piece 22. It may preferably be provided that the closure piece 22 is formed such that it by the non-existent clamping screw free space or space is able to fill.
• the closure piece 22 has a Klemmöffhungsfortsatz 23 which fills the clamping opening 20 partially.
• unnecessary clamping openings 20, which were provided approximately for cable lugs, which should be clamped between the head of a clamping screw and the clamping element 9, are completely closed, whereby access, or the ingress of foreign bodies and dirt is prevented.
• the safety against contact with live components can be increased, the penetration of dirt, liquids or microbes into the switching device can be prevented or impeded, and the air or leakage current paths between adjacent switching devices 1 can be increased.
• a switching device 1 formed in this way therefore has a particularly high level of operational reliability and a long service life.
• circuit breaker when brushing the surrounding building wall with, which lead by penetrating into the switching device 1 color to complete inoperability of the circuit breaker can, which can be effectively and cost-effectively prevented by the provision of a corresponding closure piece 22 with a Klemmöffhungsfortsatz 23, whereby the safety of a relevant electrical system over a long time can be ensured even under difficult environmental conditions.
• closure piece 22 which has a Klemmö Stammsfortsatz 23 together with a connecting terminal described above with at least one spring 7 can be used in a particularly simple and advantageous to existing housing designs, whereby the manufacturing and storage costs can be kept low, with a continue high safety and durability of the relevant switching devices 1 is ensured.
• the clamping region 3 of the terminal 2 is not completely closed, whereby the insertion of a Terminal conductor 4 is simplified. Therefore, it can be provided in switching devices 1, which have a terminal 2, wherein the second frame portion 18 has at least one recess 24, that the closure piece 22 has a clamping extension 25, which passes through the recess 24 on the, at least in the region Clamp extension 25 recess-free, second box portion 12 presses, wherein the clamping portion 3 is pressed.
• Fig. 8 shows such an arrangement in which the clamping extension 25 presses through the recess 24 against the box 10, and so the clamping portion 3 opens, whereby the insertion of a connecting conductor 4 is simplified.
• Further embodiments according to the invention have only a part of the features described, wherein each feature combination, in particular also of various described embodiments, can be provided.

Landscapes

• Physics & Mathematics (AREA)
• Electromagnetism (AREA)
• Lubricants (AREA)
• Patch Boards (AREA)
• Switch Cases, Indication, And Locking (AREA)
• Connections Arranged To Contact A Plurality Of Conductors (AREA)
• Lock And Its Accessories (AREA)
• Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)

Priority Applications (2)

Applications Claiming Priority (2)

Publications (2)

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Family Applications (1)

Country Status (10)

Families Citing this family (5)

Family Cites Families (12)

• 2005
  • 2005-11-10 AT AT0184205A patent/AT504454A1/de not_active Application Discontinuation
• 2006
  • 2006-11-09 ES ES06804385T patent/ES2355293T3/es active Active
  • 2006-11-09 AT AT06804385T patent/ATE486391T1/de active
  • 2006-11-09 BR BRPI0618514-2A patent/BRPI0618514A2/pt not_active IP Right Cessation
  • 2006-11-09 WO PCT/AT2006/000461 patent/WO2007053871A1/fr not_active Ceased
  • 2006-11-09 CN CN2006800419593A patent/CN101305498B/zh not_active Expired - Fee Related
  • 2006-11-09 EP EP06804385A patent/EP1949500B1/fr active Active
  • 2006-11-09 DE DE502006008198T patent/DE502006008198D1/de active Active
  • 2006-11-09 PL PL06804385T patent/PL1949500T3/pl unknown
  • 2006-11-09 SI SI200630910T patent/SI1949500T1/sl unknown
• 2008
  • 2008-04-14 IL IL190855A patent/IL190855A/en not_active IP Right Cessation

Non-Patent Citations (1)

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