CN103999184A - Transfer assembly - Google Patents
Transfer assembly Download PDFInfo
- Publication number
- CN103999184A CN103999184A CN201280062868.3A CN201280062868A CN103999184A CN 103999184 A CN103999184 A CN 103999184A CN 201280062868 A CN201280062868 A CN 201280062868A CN 103999184 A CN103999184 A CN 103999184A
- Authority
- CN
- China
- Prior art keywords
- lever
- safeties
- transmission component
- gravity element
- gravity
- 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.)
- Granted
Links
Classifications
-
- 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
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/122—Automatic release mechanisms with or without manual release actuated by blowing of a fuse
-
- 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
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/44—Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay
- H01H71/446—Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay making use of an inertia mass
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/30—Means for indicating condition of fuse structurally associated with the fuse
- H01H85/303—Movable indicating elements
- H01H85/306—Movable indicating elements acting on an auxiliary switch or contact
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Mechanisms For Operating Contacts (AREA)
- Automotive Seat Belt Assembly (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Transmission Devices (AREA)
Abstract
In order to form a transfer assembly with a simple and cost-effective structure for coupling a protection device triggering mechanism to a drive of a switching device with delaying means for delayed triggering of the switching process for the switching device when the protection device has triggered, it is proposed that the delaying means has a first lever (2), which is coupled to the protection device triggering mechanism and locks a weight element (4), which can be moved vertically between a first and a second position, in the first position via a latch arrangement (5, 6) and releases it when the protection device triggers, and a second lever (3), which is provided in order to actuate the drive and which can be actuated by the weight element (4); the weight element (4) can be transferred into its second position by means of the weight force thereof and a force exerted onto the weight element (4) by a first spring (8).
Description
Technical field
The present invention relates to a kind of transmission component for safeties trigger mechanism is connected with the driver of switching device, it has for postpone the delay device of the switching process of trigger switch device when safeties trigger.
Background technology
This transmission component is known and comprise for by the joining transmission mechanism of the driver of safeties trigger mechanism and switching device from WO03/069647A1.Transmission mechanism comprises for the delay device of the switching process of trigger switch device lingeringly when safeties trigger, this delay device is designed to be arranged in the form of the momenttum wheel on axle, the switching process that its quality has postponed rotatablely moving of axle and the switching device that causes connecting with transmission mechanism postpones.This transmission mechanism for example provides in medium voltage switchgear equipment, and this medium voltage switchgear equipment is provided with so-called HH safeties, and so-called HH safeties trigger and interruptive current path when short circuit current flows through medium voltage switchgear equipment.When short circuit current flows through switchgear, should also cut off in this case switching device, wherein, between safeties trigger mechanism and switching device, be provided with the transmission mechanism for trigger switch device.But the obvious this switching process that just can carry out switching device when weak of the direct current share of the current signal in guiding by switchgear, therefore triggers and the switching process of switching device needs time of delay between triggering at safeties if desired.Realizing by the mass being arranged on axle this time of delay in transmission mechanism well known in the prior art, the rotatablely moving and therefore the switching process of insurance trigger equipment being lingeringly delivered on the driver of switching device of this mass retardation axis.
Summary of the invention
Technical problem to be solved by this invention is, constructs a kind of transmission component that starts described type, and this transmission component has structure simple and with low cost.
By the present invention, this solves thus in the transmission component of the described type of beginning, delay device has the first lever connecting with safeties trigger mechanism, during this first lever is locked in primary importance by pawl device by gravity element vertical mobile between the first and second positions and discharge when safeties trigger, and comprise the second lever that is designed for function driver, the second lever energy operates by gravity element, wherein, gravity element is transferred in its second place to the power in gravity element by its gravity with by the first spring action.
This transmission component has structure simple and with low cost, because vertical mobile gravity element only needs rectilinear motion between first and second position, wherein, by the power that makes full use of the gravity of gravity element and applied by the first spring, also can these power be applied in gravity element in simple mode, the motion between first and second position can be by selecting or regulate the weight of gravity element and the spring force of the first spring to regulate for transmitting or lingeringly duration therefore control lag time of the switching process of trigger switch device in simple mode.
In favourable organization plan of the present invention, the first lever has for operating the first pin of pawl device and for the second pin of linear guiding the first lever.By this pin, in simple mode, guarantee effectively operation equally and trigger pawl device and therefore when guiding point-blank the first lever, guarantee that gravity element discharges from the first latched position.
In other organization plan of the present invention, gravity element has the first protuberance, this first protuberance in primary importance with the second protuberance of the second lever separately.The second protuberance interval of the first protuberance and the second lever by gravity element, in simple mode, realize the triggering of the switching process delay of switching device, because first there is the motion of this gravity element from its primary importance by the power being applied in gravity element when gravity element is moved, and can be by the second lever transmission to the driver of switching device, until the finally drive of course of emergency after time of delay after the distance through between the first protuberance of gravity element and the second protuberance of the second lever, so that the second lever transmits motion on driver and trigger switch process lingeringly.
In the other favourable organization plan of the present invention, gravity element has convex shoulder, the L shaped ratchet of pawl device is rabbeted on this convex shoulder to be locked in primary importance with the first pawl arm, wherein, the second pawl arm of L shaped ratchet extends to towards the first lever, L shaped detent design is become when safeties trigger and by the first pin, discharge gravity element.This is a kind of simple and effective possibility for the detent mechanism locking or discharge gravity element: gravity element locks on the one hand and remains on primary importance and by the first pin, make ratchet pass through rotate and therefore discharge gravity element around the rotation of its point of rotation when safeties trigger, and this gravity element is transferred in its second place by the power acting in gravity element after discharging or after safeties triggering.
In the other favourable organization plan of the present invention, the first lever has the optical display element showing for state.By this optical display element on the first lever, can realize state in simple mode and show, because the first lever directly connects with safeties trigger mechanism also thus, can between intact safeties or the safeties that triggered, by the position of the first lever, distinguish in simple mode.
In the other favourable organization plan of the present invention, transmission component comprises can be by the signaling switch for electricity condition report of the first lever.By this, can in simple mode, realize electricity condition report equally by the signaling switch of the first lever, because the first lever connecting with safeties trigger mechanism by operation is realized the triggering of signaling switch or operation in simple mode.
Accompanying drawing explanation
Followingly with reference to accompanying drawing and according to embodiment, further set forth the present invention.In accompanying drawing:
Fig. 1 is the embodiment in primary importance by transmission component of the present invention; And
Fig. 2 is the transmission component of Fig. 1 embodiment in the second place.
Embodiment
Fig. 1 illustrates a kind of transmission component, safeties for the unshowned HH safeties of transitive graph trigger, for example the safeties of medium voltage switchgear equipment trigger, its not shown safeties trigger on the driver of switching device that tappet and first lever 2 of mobile-bearing on supporting member 1 be mechanically connected in medium voltage switchgear equipment also not shown in FIG., it is by being bearing in equally movably the second lever 3 operations on supporting member 1, wherein, transmission component is designed for the switching process of the not shown switching device of when safeties trigger delayed trigger, mode is that safeties trigger mechanism is lingeringly delivered on the second lever 3 by the first lever 2 and transmission component.The gravity element 4 of transmission component is resisted against on convex shoulder 7 and remains in the primary importance shown in Fig. 1 by be bearing in L shaped ratchet 6 on the point of rotation 5 in rotatable mode, and after the ratchet 6 of pawl device triggers, transfer to reference to Fig. 2 in the second place in following further elaboration, mode is in gravity element 4, to act on its gravity and by being fixed on one end on supporting member 1 and being fixed on the spring force that the first spring 8 in gravity element 4 applies and the motion of sensing vertically downward that causes gravity element 4 with the other end.Gravity element 4 is for this reason by slotted hole 9 and 10 guiding point-blank on the guide pin 11 and 12 of transmission component 1.L shaped ratchet 6 is included in the second pawl arm 14 that acts on convex shoulder 7 in latched position and cause gravity element 4 to be locked in the first pawl arm 13 in primary importance and to extend away from the point of rotation 5, wherein, the second pawl arm 14 is designed to can be by the first pin 15 operations of the first lever 2, so that safeties trigger and implement when masterpiece is used on the first lever 2 of the first pin 15 in this figure move downward and the ratchet 6 of rotatably support rotates around its point of rotation 5, wherein, the first pawl arm 13 discharges convex shoulder 7, and gravity element 4 is transferred in its second place.In addition, the first lever 2 comprises the second pin 16, wherein, the first pin 15 and the second pin 16 the slotted hole 17 of the second lever 3 and 18 cathetus guide, to guarantee rectilinear motion.Gravity element 4 has the first protuberance 19, this first protuberance 19 is arranged to, make it in primary importance with the second protuberance 20 of the second lever 3 A that keeps at a certain distance away, make gravity element 4 after being discharged by ratchet 6, from primary importance, transfer to through the second place after the distance A of the first protuberance 19 time abut on the second protuberance 20 and therefore through after distance A and therefore process, lingeringly the motion of safeties trigger mechanism be delivered on the second lever 3 afterwards time of delay, therefore the second lever 3 is implemented equally motion vertically downward and by the 3rd protuberance 21, this motion is delivered to the not shown driver for the unshowned switching device of application drawing.The first lever 2 comprises 22 with optical display element 23 and 24, so that by operating the first lever 2 because safeties trigger and the respective change of the position of the first lever 2 is unshowned in the drawings, the observation window rear of the switchgear that is wherein provided with transmission component is visible corresponding to the state of the safeties of display element 23 or 24 and the state of demonstration safeties.Signaling switch 25 is arranged on transmission component 1, makes to trigger and when the first lever 2 shifts at safeties, and button 26 that can operation signal switch 25 makes equally to show by joint 27 and 28 electricity conditions that form safeties of signaling switch.The second spring 29 is designed to, when transferring to the second place from primary importance, gravity element 4 applies the restoring force for ratchet 6 and the second lever 3 are returned after tensioning and safeties that triggered in replacing and therefore damage, while therefore changing safeties after switchgear ground connection, leverage can be rabbeted in the recess 30 of gravity element 4, and gravity element can be transferred to again in its primary importance, wherein, by the second spring 29, ratchet 6 is back rotated around its point of rotation 5, last gravity element 4 is locked in again in its primary importance.
Fig. 2 is illustrated in the transmission component 1 of Fig. 1 moving both vertically that safeties implement along with the first lever 2 after triggering, by the first lever 2, the first pin 15 is stirred ratchet 6 and is therefore discharged gravity element 4, this gravity element is because the spring force of gravity and the first spring 8 moves in the second place of its vertical lower, wherein, through the first protuberance 19 with after after distance A between the second protuberance 20 and therefore time of delay through the first protuberance 19, abut on the second protuberance 20 and the second lever 3 moved downward together with also, wherein, the 3rd protuberance 21 by the second lever 3 is delivered on the driver of switching device transmitting motion delay.Meanwhile, the first lever 2 moves downward, and the user who therefore stands in outside can see display element 24 now in observation window, and this display element 24 illustrates the state variation of the position of comparing Fig. 1.In addition, signaling switch 25, by the first lever 2 is transferred in lower position and operated, therefore also exists the electricity condition of the safeties that triggered and the switching device having operated to show.
Therefore, by this transmission component, realize when safeties trigger lingeringly trigger switch device and simultaneously for standing in user's display optical and the electrical signal of outside.This delay has confirmed following situations to be absolutely necessary if desired: the switching process of implementing the switching device of switchgear after safeties trigger, but be retained in direct current share in system still Tai Gao and installation switching device without damage, therefore by postponing to realize the level that decays to the switch of without damage realizing switching device through the direct current share of the current signal of medium voltage switchgear equipment.Already described transmission component in this advantage is, by the changes in weight of gravity element 4, for example the variation of the variation by material or material thickness or analog and the spring force by the first spring 8 can realize until through the adjusting of time of delay of the distance A between the first protuberance 19 and the second protuberance 20 in simple mode.
Reference numerals list
1 supporting member
2 first levers
3 second levers
4 gravity element
5 points of rotation
6 L shaped ratchets
7 convex shoulders
8 first springs
The weight of 9,10 slotted holes
11,12 guide pins
13 first pawl arms
14 second pawl arms
15 first pins
16 second pins
The slotted hole of 17,18 second levers
19 first protuberances
20 second protuberances
21 the 3rd protuberances
22 s
23,24 display elements
25 signaling switches
26 buttons
27,28 signaling switch joints
29 second springs
30 recesses
A distance
Claims (6)
1. the transmission component for safeties trigger mechanism is connected with the driver of switching device, it has for postpone the delay device of the switching process of trigger switch device when safeties trigger,
It is characterized in that, described delay device has the first lever (2) connecting with described safeties trigger mechanism, described the first lever is by pawl device (5, 6) vertical mobile gravity element (4) between first and second position is locked in described primary importance, and when triggering, safeties discharge, and comprise the second lever (3) that is designed for function driver, this second lever energy is by gravity element (4) operation, wherein, described gravity element (4) is transferred in the second place of described gravity element (4) by the gravity of described gravity element (4) and the power being applied in described gravity element (4) by the first spring (8).
2. by transmission component claimed in claim 1, it is characterized in that, described the first lever (2) has for operating first pin (15) of pawl device (5,6) and for second pin (16) of linear guiding the first lever (2).
3. by the transmission component described in claim 1 or 2, it is characterized in that, described gravity element (4) has the first protuberance (19), described the first protuberance (19) in described primary importance with second protuberance (20) of described the second lever (3) separately.
4. by the transmission component described in claim 2 or 3, it is characterized in that, described gravity element (4) has convex shoulder (7), described pawl device (5,6) L shaped ratchet (6) is upper to be locked in described primary importance at described convex shoulder (7) with the first pawl arm (13) interlocking, wherein, the second pawl arm (14) of described L shaped ratchet (6) extends to towards described the first lever (2), makes described L shaped ratchet (6) be designed to by described the first pin (15), discharge gravity element (4) when safeties trigger.
5. by the described transmission component of one of aforementioned claim, it is characterized in that, described the first lever (2) has the optical display element (22,23,24) showing for state.
6. by the described transmission component of one of aforementioned claim, it is characterized in that, described transmission component comprises the signaling switch (25,26) for electricity condition report by described the first lever (2) operation.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011089062.9 | 2011-12-19 | ||
| DE201110089062 DE102011089062B4 (en) | 2011-12-19 | 2011-12-19 | transmission assembly |
| PCT/EP2012/073691 WO2013092126A1 (en) | 2011-12-19 | 2012-11-27 | Transfer assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103999184A true CN103999184A (en) | 2014-08-20 |
| CN103999184B CN103999184B (en) | 2016-08-24 |
Family
ID=47458866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280062868.3A Active CN103999184B (en) | 2011-12-19 | 2012-11-27 | Transmission component |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP2774164B1 (en) |
| CN (1) | CN103999184B (en) |
| DE (1) | DE102011089062B4 (en) |
| ES (1) | ES2620676T3 (en) |
| IN (1) | IN2014KN01224A (en) |
| WO (1) | WO2013092126A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244202A (en) * | 2015-10-26 | 2016-01-13 | 国家电网公司 | Inertial delay electrical switch |
| CN105931872A (en) * | 2016-07-04 | 2016-09-07 | 许继电气股份有限公司 | Delay transmission mechanism and mechanically switching type change-over switch module using same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE478457C (en) * | 1926-05-09 | 1929-06-26 | Siemens Schuckertwerke Akt Ges | Overcurrent release for switches with a delay that is independent of the current |
| FR1223501A (en) * | 1959-01-28 | 1960-06-17 | Merlin Gerin | Improvements to electromagnetic relays for circuit breakers |
| DE1126976B (en) * | 1958-11-14 | 1962-04-05 | Siemens Ag | Protective device against premature activation of an overcurrent multi-phase switch-disconnector |
| DE4418642A1 (en) * | 1994-05-27 | 1995-11-30 | Driescher Eltech Werk | Power circuit-breaker |
| WO2003069647A1 (en) * | 2002-02-15 | 2003-08-21 | Grupo Ormazabal, S.A. | Transmission system for tripping a fuse holder |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR576148A (en) * | 1922-12-04 | 1924-08-11 | Delle Atel Const Electr | Improvements to maximum electrical relays |
| DE1119393B (en) * | 1959-01-28 | 1961-12-14 | Merlin Gerin | Circuit breaker with electromagnetic release and delayed tripping process |
| DE3840482A1 (en) * | 1988-12-01 | 1990-06-07 | Asea Brown Boveri | ELECTRIC SELF-SWITCH |
-
2011
- 2011-12-19 DE DE201110089062 patent/DE102011089062B4/en not_active Expired - Fee Related
-
2012
- 2012-11-27 CN CN201280062868.3A patent/CN103999184B/en active Active
- 2012-11-27 EP EP12808273.2A patent/EP2774164B1/en active Active
- 2012-11-27 ES ES12808273.2T patent/ES2620676T3/en active Active
- 2012-11-27 WO PCT/EP2012/073691 patent/WO2013092126A1/en active Application Filing
-
2014
- 2014-06-06 IN IN1224/KOLNP/2014A patent/IN2014KN01224A/en unknown
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE478457C (en) * | 1926-05-09 | 1929-06-26 | Siemens Schuckertwerke Akt Ges | Overcurrent release for switches with a delay that is independent of the current |
| DE1126976B (en) * | 1958-11-14 | 1962-04-05 | Siemens Ag | Protective device against premature activation of an overcurrent multi-phase switch-disconnector |
| FR1223501A (en) * | 1959-01-28 | 1960-06-17 | Merlin Gerin | Improvements to electromagnetic relays for circuit breakers |
| DE4418642A1 (en) * | 1994-05-27 | 1995-11-30 | Driescher Eltech Werk | Power circuit-breaker |
| DE4418642C2 (en) * | 1994-05-27 | 1996-04-11 | Driescher Eltech Werk | Switch disconnector |
| WO2003069647A1 (en) * | 2002-02-15 | 2003-08-21 | Grupo Ormazabal, S.A. | Transmission system for tripping a fuse holder |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244202A (en) * | 2015-10-26 | 2016-01-13 | 国家电网公司 | Inertial delay electrical switch |
| CN105244202B (en) * | 2015-10-26 | 2017-04-19 | 国家电网公司 | Inertial delay electrical switch |
| CN105931872A (en) * | 2016-07-04 | 2016-09-07 | 许继电气股份有限公司 | Delay transmission mechanism and mechanically switching type change-over switch module using same |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2774164A1 (en) | 2014-09-10 |
| ES2620676T3 (en) | 2017-06-29 |
| CN103999184B (en) | 2016-08-24 |
| EP2774164B1 (en) | 2016-12-28 |
| DE102011089062A1 (en) | 2013-06-20 |
| IN2014KN01224A (en) | 2015-10-16 |
| DE102011089062B4 (en) | 2013-08-14 |
| WO2013092126A1 (en) | 2013-06-27 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |