EP3652766A1 - Schaltkontaktantriebseinrichtung sowie schaltgerät - Google Patents
Schaltkontaktantriebseinrichtung sowie schaltgerätInfo
- Publication number
- EP3652766A1 EP3652766A1 EP18759901.4A EP18759901A EP3652766A1 EP 3652766 A1 EP3652766 A1 EP 3652766A1 EP 18759901 A EP18759901 A EP 18759901A EP 3652766 A1 EP3652766 A1 EP 3652766A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- energy
- storage
- switching
- housing
- drive device
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H3/3052—Linear spring motors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
- H01H33/40—Power arrangements internal to the switch for operating the driving mechanism using spring motor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H2003/3068—Housing support frame for energy accumulator and cooperating mechanism
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H2003/3073—Indication of the charge on the spring motor
Definitions
- the invention relates to a switching contact drive device having a transmission with an energy storage device for an electrical switching device.
- a switching contact drive device is known for example from the published patent application DE 10 2011 078 365 AI. There, a transmission with an energy storage is described.
- the energy stored in the energy storage energy is a BEWE ⁇ supply the switching contact pieces relative to one another.
- the transmission can be used to control the movement. Necessary changes of the motion profile normally lead to aufican ⁇ -ended mechanical adjustments. In particular, changes in the capacity of energy storage often lead to Vietnamese requirements.
- Electrical switching devices may have relatively movable switching contact pieces to effect switching of a current path.
- the drive energy required for this purpose is provided by a switching contact drive device.
- the switching contact drive device In order to be able to reliably carry out a relative movement of the switching contact pieces independently of external circumstances, the switching contact drive device has an energy store. After a previous charging of the energy storage can be removed from this energy to drive a relative movement between the switching contact pieces.
- different constructions eg chemical, thermal, mechanical energy storage
- mechanical energy storage devices have proven to be particularly reliable. Mechanical energy storage can be loaded by forming, with a removal of energy, eg. B. can be done by a recovery of the energy storage.
- a storage housing protects the energy storage against external forces.
- a spring is additionally suppressed by the storage housing breaking and uncontrolled Entla ⁇ the energy storage.
- the storage housing can surround the energy storage in the manner of a cage.
- the energy storage is given a mecha ⁇ African protection, which can serve to direct a movement, for example, during a transformation of Energyspei ⁇ ches.
- a predetermined trajectory can be impressed on the energy store, whereby it is protected against incorrect charging or incorrect movements.
- the storage enclosure on the one hand protection against external forces are ensured, on the other hand, the storage enclosure can also cause a movement of the energy storage.
- the storage case protects the environment in case of malfunction of the energy storage.
- the housing passes Speicherge ⁇ a relative movement, in particular a conversion of the energy store.
- Energy storage which are loaded or unloaded by a relative movement, z.
- mechanical energy storage such as springs in various designs (eg., Coil Springs,
- Discharge speed can be increased because a Relativbe ⁇ movement of the energy storage is performed by the storage enclosure. Accordingly, an outage or malfunction of the energy storage device during charging or discharging is counteracted.
- the Speicherge ⁇ housing in the manner of a cage so breaking out of the energy storage can be prevented.
- mechanical protection of the surroundings against a bursting energy store by the storage housing is provided.
- various charging or discharging movements of the energy ⁇ memory can be supported or promoted, so that by selecting the shape, for example, the extent or length of the storage enclosure, a variation of the energy storage can be made.
- a modular structure of the storage housing can be provided, wherein the storage enclosure can be flanged as part of the Ge ⁇ drive, for example, to a transmission housing, so that in a simple manner a Modifi ⁇ cation of the energy storage or the storage enclosure are made can.
- the transmission housing may also form a portion (module) of the storage enclosure.
- the Speicherge ⁇ housing transverse to a relative movement of the energy accumulator a joint.
- the storage enclosure may for example be composed of modules, wherein a joint is disposed between the modules , Accordingly, it is possible, as needed, to surround larger or smaller energy stores with a similar storage enclosure, which, however, is composed of different modules. Due to a modular design of the storage enclosure common parts can be used to form various Druckjorantriebs- devices with different switching capacities.
- the joint may be formed, for example, as a blunt impact between different sections (modules) of the storage enclosure. However, it may also be provided that the joint is closed, z. B. by cohesive joining method, or is bridged to increase the stability of the storage enclosure in addition.
- a Kulissen- crosses the transition to guide a movement of the energy storage feet ⁇ racks.
- a movement can be forcibly guided along its trajectory .
- the storage housing can serve a line / control of a relative movement of the energy store.
- the relative movement can be varied depending on the number and / or shape of the modules used for the storage enclosure.
- the Speicherge ⁇ housing is supported on a mating surface of a transmission case.
- a transmission housing has, for example, gear elements which convert an energy to be delivered by the energy store or which couple a movement necessary for charging the energy store into the energy store.
- gear elements which convert an energy to be delivered by the energy store or which couple a movement necessary for charging the energy store into the energy store.
- a further advantageous embodiment can provide that the slide passage is centered in a counter surface by means of positive locking elements.
- Another object of the invention is to provide a suitable application for a switching contact drive device.
- a switching contact drive device in an electrical switching device having a first and a second switching contact piece, which are movable relative to one another, it is provided to use a switching contact drive device according to one of the above-described embodiments for generating a relative movement between the switching contact pieces of the switching device.
- a switching device is used to switch a current path.
- the switching device in the current path having a first and a two ⁇ th switching contact piece, wherein the two switching contact pieces are movable relative to each other.
- a switch-on ⁇ state in the current path of the switching device can be made.
- a breaker point can be made in the current path.
- a relative movement of the switching contact pieces to each other is made possible by coupling a movement.
- a switching contact drive device is associated with the switching device.
- the switching contact drive device has an energy store, which is part of a transmission.
- the energy store is, for example, a mechanical energy store in the form of a spring.
- energy store eg compressing or expanding the spring
- This has the advantage that, even in the event of a fault in an external energy supply, an autonomous energy store is available, which is available for a limited number of times
- Switching operations z. B. safety switching operations such as shutdowns, etc., provides energy.
- switching energy is taken from the energy storage and converted into kinetic energy in the form of a relative movement of the contact pieces to each other.
- the Energyspei ⁇ cher part of the transmission is also possible to provide a plurality of energy stores which act in parallel for safety reasons or else bring about different switching movements (eg an energy store for a switch-on movement, an energy store for a switch-off movement).
- Circuit breaker, load switch, circuit breaker, earthing switch, positioner can vary the required motion profiles. In addition, depending on the voltage level or current carrying capacity of the switching contact pieces have different requirements for performing a
- Switching be kept vorzuhaltenden energies in the energy storage.
- an energy storage can be fixed locally, with a modular structure of the storage enclosure, the dimension of the storage container can be varied. So z. B. when using coil springs with different numbers of
- FIG. 1 a switching contact drive device in addition
- Switchgear Figure 2: a module of a storage enclosure as in the
- Switch contact drive device built with a view of a joint surface
- FIG. 1 shows a switching contact drive device 1, which is coupled to an electrical switching device 2 via a shaft 3.
- the electrical switching device 2 is example ⁇ a high-voltage circuit breaker, which a
- Has switching chamber in which a first switching contact ⁇ piece 4 is arranged relatively movable to a second switching contact piece 5.
- the two switching contact pieces 4, 5 are part of a current path, which by means of the electric
- Switching device 2 is switched on and off.
- the first switching contact piece 4 is movably mounted and connected to the shaft 3 via a kinematic chain.
- the second Druckkon ⁇ contact piece 5 is executed in the present case, for example, stationary.
- electrical Heidelbergge ⁇ devices 2 can be used in which both the first and the second switching contact piece 4, 5 are driven.
- the embodiments of the switching contact pieces 4, 5 may vary depending on the type of switching chamber selected. For example, it may be is in the switch chamber to a vacuum interrupter, in ⁇ nergur which the switching contact pieces 4, 5 relative zueinan ⁇ the movable, wherein the switching contact pieces 4, 5 way of playing encounter in ⁇ as Axialmagnetfeldessore butt each other.
- the two switching contact pieces 4, 5 have a nominal flow section so ⁇ as an arc section and are in turn arranged inside ⁇ half an electrically insulating fluid.
- the nominal current sections of the switching contact pieces 4, 5 are protected by the arc sections from a strong burn-off, for example by switching arcs.
- the switching contact drive device has a transmission housing 6.
- the gear housing 6 is presently formed, for example in the form of a block or a plurality of shells to position gear parts relative to each other.
- the gear housing 6 has for this purpose kraftumformende elements such meh ⁇ eral waves, which are mounted on, for example, gears and clutches, which are operatively connected together to act a force transformation within the transmission to be ⁇ .
- the force-transforming elements are finally connected to the shaft 3, via which a drive movement is transmitted to at least one of the relatively movable switching contact pieces 4, 5.
- the switching contact drive device 1 has a first energy store 7 and a second energy store 8.
- the two energy storage device 7, 8 are arranged respectively in a first memory and a second housing 9 SpeI ⁇ chergephase 10th
- the two energy storage 7, 8 are presently designed as coil springs, which are compressed for the purpose of energy storage, and expand for the purpose of delivering the cached energy.
- the first storage case 9 surrounds the first Ener ⁇ gie acknowledged 7.
- the second storage housing 10 surrounds the two-th power storage 8.
- the energy storage device 7, 8 with respect to their helical axes are encompassed by the jacket side of each storage case 9, 10th
- the second Speicherge ⁇ housing 10 is connected to the transmission case 6 and
- the second storage housing 10 may be integrally molded ⁇ the.
- Compression of the first energy storage device 7 or the second energy accumulator 8 takes place by a movement of a free end of the respective energy accumulator 7, 8 against an abutment, which is formed by an opposing surface of the Getriebegeophu ⁇ ses. 6
- a connecting rod IIa, IIb is connected to a free end of the jeweili ⁇ gen energy accumulator 7, 8 respectively.
- the connecting rods IIa, IIb run through the helical turns of the first and second energy storage 7, 8 in the direction of Widerla ⁇ gers, ie in the direction of the gear housing 6.
- the connecting rods are connected in accordance with the other force-transforming elements of the transmission, so that, if necessary a clamping or relaxing over the respective connecting rod IIa, IIb and thus also a coupling of a movement for tensioning the energy storage 7, 8 and a removal of energy via the connecting rods IIa, IIb takes place.
- a sliding cam 12 is arranged in the second Speichergeophu ⁇ se 10 in the second Speichergeophu ⁇ se 10 is on the shell side diametrically opposite in each case a sliding cam 12 is arranged.
- the slide gears 12 are each aligned linearly, wherein the slide gears 12 are each scanned by a sliding block 13, which protrude into the respective slide passage 12.
- the sliding blocks 13 are arranged on a shaft, which communicates with the connecting rod ⁇ rod IIb, so that a movement of the connecting rod IIb and consequent relative movement of the second energy storage device 8 is controlled by a scanning of the sliding block 13 is effected in the sliding passage 12th Thereby is a compression or expansion of the second energy storage 13 in the linear direction, ie in the direction of
- Helical turns of the second energy storage 8 allows.
- the position of the sliding blocks 13 in the link passages 12 of the charging state of the second energy storage device 8 is submitbil ⁇ det. Accordingly, a charging symbol or discharge symbol 14a, 14b in the corresponding region of the sliding passage 12 angeord ⁇ net.
- ge ⁇ selected for forming the first storage housing 9 of the first energy storage device 7.
- a modular construction of the first Speicherge ⁇ reheats 9 is provided by a first module is used 15th
- the first module 15 is shown in more detail in perspective views in Figures 2 and 3. In the present case, the first storage housing 9 has a single first module 15.
- the first module 15 is connected to the transmission case 6, wel ⁇ ches a portion (module) of the first storage housing 9 is formed. Section in the interaction of the SE by the transmission case 6 provided the first storage housing 9 and the first module 15 is the first memory ⁇ housing 9 is formed.
- the first module 15 is connected by Bol ⁇ zen 16, which protrude through fastening tabs 17, rigidly connected to the gear housing 6.
- the first storage housing 9 has further slide channels 18.
- the wide sliding gates 18 have a linear extension and are aligned substantially parallel to the slide passages 12 of the second storage housing 10.
- the other Kulis ⁇ sen réelle 18 are both from the first module 15 and from the portion of the gear housing 6, to which the first module 15 is attached, formed.
- the further Kulis ⁇ sänêt 18 thus cross a joint 19, which is disposed between a joint surface 21 of the first module 15 and the Fü ⁇ frame surface of the gear housing 6, which forms a portion of the first storage housing 9.
- shorter or longer storage housings 9 for the first energy store 7 can be formed. Accordingly, shorter or longer storage springs can be used to form the first energy store 7.
- the construction of the first module 15 for the first memory housing 9 will now be described in more detail.
- the viewer is confronted with a joint surface 21, on which the joint 19 extends.
- Paragraphs 22 may in a diametrically opposed formed for joining locations surface 21 mating surface (z. B. Add ⁇ surface), for example of another module or of the gear housing 6, extend, so that a stable transition in the region of the joint 19 is formed for the sliding passage 18.
- About the mounting tabs 17 is a bolting of the first module 15, for example, on the gear housing 6 he ⁇ allows.
- sprues 23 are provided on the circumference of the first module 15 of the first storage housing, with ⁇ tels which, for example, a holder of signaling switches or a guide of drive elements for the signal switch is possible.
- a push rod for example, a groove-like recess may be arranged in one of the other runners 23, which in a longitudinal guide of a push rod for a signaling switch is carried out.
- FIG. 3 shows a plan view of the free end (cf., FIG. 1) of the first module 15 of the first storage housing 9.
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017215601.5A DE102017215601A1 (de) | 2017-09-05 | 2017-09-05 | Schaltkontaktantriebseinrichtung sowie Schaltgerät |
| PCT/EP2018/072387 WO2019048220A1 (de) | 2017-09-05 | 2018-08-20 | Schaltkontaktantriebseinrichtung sowie schaltgerät |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3652766A1 true EP3652766A1 (de) | 2020-05-20 |
Family
ID=63405188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP18759901.4A Pending EP3652766A1 (de) | 2017-09-05 | 2018-08-20 | Schaltkontaktantriebseinrichtung sowie schaltgerät |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11031199B2 (de) |
| EP (1) | EP3652766A1 (de) |
| CN (1) | CN111052284B (de) |
| DE (1) | DE102017215601A1 (de) |
| WO (1) | WO2019048220A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113079592B (zh) * | 2021-04-06 | 2023-03-24 | 桂林电子科技大学 | 一种基于蓝牙Beacon和LoRaWAN的定位终端 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2778450A (en) * | 1953-12-09 | 1957-01-22 | Merlin Gerin | Accumulator for mechanical energy |
| US6437276B1 (en) * | 1999-01-28 | 2002-08-20 | Siemens Aktiengesellschaft | Horizontally positioned, encapsulated high-voltage circuit breaker |
| CN101471189A (zh) * | 2007-12-28 | 2009-07-01 | Abb技术有限公司 | 弹簧保护装置及包括弹簧保护装置的弹簧驱动装置 |
| US20120199456A1 (en) * | 2011-02-08 | 2012-08-09 | Lsis Co., Ltd. | Spring actuator for circuit breaker |
| DE102011078365A1 (de) * | 2011-06-29 | 2013-01-03 | Siemens Aktiengesellschaft | Antriebsanordnung, insbesondere Schaltgeräteantriebsanordnung |
| EP3093862A1 (de) * | 2015-05-11 | 2016-11-16 | General Electric Technology GmbH | Federanordnung zum betrieb eines leistungsschalters |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5280258A (en) * | 1992-05-22 | 1994-01-18 | Siemens Energy & Automation, Inc. | Spring-powered operator for a power circuit breaker |
| US20120199546A1 (en) | 2011-02-08 | 2012-08-09 | Jason Dieni | Dual Compartment Drinking System |
-
2017
- 2017-09-05 DE DE102017215601.5A patent/DE102017215601A1/de not_active Withdrawn
-
2018
- 2018-08-20 EP EP18759901.4A patent/EP3652766A1/de active Pending
- 2018-08-20 US US16/643,888 patent/US11031199B2/en active Active
- 2018-08-20 WO PCT/EP2018/072387 patent/WO2019048220A1/de not_active Ceased
- 2018-08-20 CN CN201880057074.5A patent/CN111052284B/zh active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2778450A (en) * | 1953-12-09 | 1957-01-22 | Merlin Gerin | Accumulator for mechanical energy |
| US6437276B1 (en) * | 1999-01-28 | 2002-08-20 | Siemens Aktiengesellschaft | Horizontally positioned, encapsulated high-voltage circuit breaker |
| CN101471189A (zh) * | 2007-12-28 | 2009-07-01 | Abb技术有限公司 | 弹簧保护装置及包括弹簧保护装置的弹簧驱动装置 |
| US20120199456A1 (en) * | 2011-02-08 | 2012-08-09 | Lsis Co., Ltd. | Spring actuator for circuit breaker |
| DE102011078365A1 (de) * | 2011-06-29 | 2013-01-03 | Siemens Aktiengesellschaft | Antriebsanordnung, insbesondere Schaltgeräteantriebsanordnung |
| EP3093862A1 (de) * | 2015-05-11 | 2016-11-16 | General Electric Technology GmbH | Federanordnung zum betrieb eines leistungsschalters |
Non-Patent Citations (1)
| Title |
|---|
| See also references of WO2019048220A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102017215601A1 (de) | 2019-03-07 |
| CN111052284A (zh) | 2020-04-21 |
| CN111052284B (zh) | 2022-06-24 |
| US11031199B2 (en) | 2021-06-08 |
| WO2019048220A1 (de) | 2019-03-14 |
| US20200273644A1 (en) | 2020-08-27 |
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