CN201655707U - Electric wiring switchgear with oscillating lever - Google Patents
Electric wiring switchgear with oscillating lever Download PDFInfo
- Publication number
- CN201655707U CN201655707U CN2009202687249U CN200920268724U CN201655707U CN 201655707 U CN201655707 U CN 201655707U CN 2009202687249 U CN2009202687249 U CN 2009202687249U CN 200920268724 U CN200920268724 U CN 200920268724U CN 201655707 U CN201655707 U CN 201655707U
- Authority
- CN
- China
- Prior art keywords
- arm
- towards
- swing arm
- actuator
- space
- 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.)
- Expired - Lifetime
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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
- H01H71/50—Manual reset mechanisms which may be also used for manual release
- H01H71/505—Latching devices between operating and release mechanism
-
- 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
- H01H71/128—Manual release or trip mechanisms, e.g. for test purposes
Abstract
The utility model relates to an electric wiring switchgear with an oscillating lever, in particular to a circuit protection switch, which comprises a shell (11), a switching mechanism (15) triggered by a thermosensitive actuator (30) and/or a magnetic exciter (31), a locking point and a movable oscillating lever (20); the oscillating lever includes one arm (21) towards one side of the actuator and the other arm (22) towards one side of the switching mechanism; wherein, the magnetic exciter (31) and/or the thermosensitive actuator (30) in the process of trigging act on the arm (21) towards one side of the actuator, therefore, the oscillating lever (20) swings and then the locking point releases. The position of the shell (11), where the arm (21) towards one side of the actuator is close to the oscillating lever (20), is provided with a long and narrow slit (12); the arm (21) towards one side of the actuator of the oscillating lever (20) is provided with a hand-operated operating unit (24) which allows the oscillating lever (20) to swing from the rest position to the triggering position and a tool-operated operating unit (24) which passes through the long and narrow slit (12).
Description
Technical field
The utility model relates to a kind of electric wiring switching device as described in the preamble according to claim 1; be meant a kind of line protection switch especially; comprise housing; switching mechanism by heat-sensitive actuating device and/or magnetizing exciter triggering; locked point; can swing the swing arm of setting; described swing arm comprises towards the arm of described actuator one side with towards the arm of described switching mechanism one side; wherein; described magnetizing exciter and/or heat-sensitive actuating device act on the arm towards described actuator one side in trigger process, and the swing of the described swing arm that causes thus causes the release of described locked point.
Background technology
Such cloth wire switching device is provided among document DE 10 2,008 006 863 A1.Generally, this cloth wire switching device comprises the contact that is formed by fixed contact piece and active contacting plate, and wherein, described active contacting plate is fixed on the contact lever that can swing setting.This cloth wire switching device comprises that also magnetic moves trigger, temperature-sensitive trigger and latch, and the moving trigger of described magnetic comprises armature, and described latch can be triggered by described temperature-sensitive trigger and the moving trigger of magnetic, and described latch has locked point.In the embodiment of document DE 10 2,008 006 863 A1, described locked point is made of a frizzen and a locking rod, and described locking rod fixed-site ground rotatably is provided with, and this locking rod is provided with the slotted hole that is used for bow collector (Buegel) guiding.Occurring under the situation of short circuit, can act on the contact lever that carries active contacting plate in order to open contact armature, described latch can be fixed on contact lever on the open position.This cloth wire switching device also comprises switch wiring board and intermediate bar (Zwischenhebel), described switch wiring board is used for the manual manipulation latch, described intermediate bar connects described contact lever and connects described bow collector at the other end at the one end, wherein, described bow collector has the leg that at least one is connected with described switch terminal block.
In the described cloth wire switching device of document DE 10 2,008 006 863 A1, described contact lever is subjected to the active force of contact pressure spring, this active force is to act on like this on the contact lever, promptly, this active force is pressed to fixed contact piece with active contacting plate on on-position, and on open position active contacting plate is pushed open from fixed contact piece.
Described intermediate bar is arranged between switching mechanism and the contact lever as connector.
On on-position, described contact lever is fixed by the intermediate bar that is subjected to described switching mechanism and stops.The described contact lever movably switching mechanism of first run-on point by locking is blocked on the primary importance, thereby described contact pressure spring can be pressed to fixed contact piece with described contact lever around first run-on point.
On triggering or open position, described intermediate bar discharges from described switching mechanism.Described switching mechanism discharges, and first run-on point of described contact lever is discharged, thereby described contact pressure spring can be exerted pressure to described contact lever on open position around second run-on point of fixed-site, thus active contacting plate is removed from fixed contact piece.
Because of under thermal cutoff or the situation about disconnecting because of short circuit current, described switching mechanism discharges under the adjusting of a frizzen by temperature-sensitive trigger or electromagnetism trigger, thereby can switch to off-state from on-state.In the rapid triggering process of electromagnetism, additionally directly rush open, thereby quick break contact passes through the disconnection process of release-push mechanism so because each inertia that participates in parts allows slower than the speed of rapid triggering process by the contact lever of armature with activity.
Device shown in document DE 10 2,008 006 863 A1 comprises the swing arm on the axle that is rotatably provided in a fixed-site, by this swing arm armature (being also referred to as magnetizing exciter) and temperature-sensitive trigger (being also referred to as the heat-sensitive actuating device) is acted on the frizzen.Therefore, described swing arm is set up described temperature-sensitive or magnetic trigger (or actuator) and is had connection between the latch of locked point.Described temperature-sensitive and magnetic trigger can be at this assemblies of being arranged to separate, and are separate, and they are installed in the housing after installing contact lever again.In addition, described swing arm can also be a double armed lever, this double armed lever comprises towards the arm of actuator one side with towards the arm of switching mechanism one side, wherein, described armature and temperature-sensitive trigger act on described swing arm on the arm of described actuator one side, and make swing arm influence lower swing at this, thereby described swing arm is acted on the arm of described frizzen towards the arm of described switching mechanism one side, and the arm of this frizzen is swing like this, that is, the locked point between described frizzen and the locking rod is discharged.
After the cloth wire switching device installs, for example shown in document DE 10 2,008 006 863 A1, begin to be used to make locked point discharge the active force that must apply, promptly so-called locking power (Klinkenkraft) is greater than and is used to make this device to carry out the permissible value that continuous operation calculated.Described locked point must just can turn round by operation first repeatedly, thereby reaches the effective value of locking power.This is being carried out when device detects, locked point is repeatedly being discharged and locking once more, the temperature that is used in the trigger point of temperature-sensitive trigger thus raises, and and then cools off again.At first, after repeatedly locking is operated, in the scope that the device end is detected, locking power is measured and detected, judge whether locking power exceeds permissible value.This method is more consuming time.
The utility model content
Therefore, the purpose of this utility model is that this cloth wire switching device is improved, thereby can realize for the running of locked point required repeatedly locking and release more quick.
The purpose of this utility model is achieved by the cloth wire switching device with claim 1 described feature.
According to the utility model, described housing is being provided with long and narrow space near described swing arm on the position of the arm of described actuator one side, described swing arm towards the arm of described actuator one side be provided be used for manual control and make described swing arm swing to manoeuvre portion on the trigger position from resting position, be used for described manoeuvre portion that instrument handles and pass described long and narrow space and be provided with.
The advantage of the structure of cloth wire switching device of the present utility model is that described joystick can pass long and narrow space and carry out mandatory swing by means of the instrument such as the manipulation pin, and causes the release of locked point thus.Can also understand thus, pass through to handle the triggering of pin mechanical analogue bimetal leaf from the outside of device, and locked point be discharged from the outside.This has utilized the fast turn-around of locked point fully.In the running step after device manufacturing is finished, this for example in the stage of making or testing automatics, is repeatedly continued to pass through long and narrow space automatically by means of handling pin, and locked point is discharged, and make locked point locking again by the operation to shift handle.Can ignore consuming time being heated and cooling once more at this.Known device can be realized under the prior art, requiredly in manufacture process is used for the numerical value of operating first that locked point turns round and can becomes faster at this cloth wire switching device that provides by the utility model and more save time.
According to a embodiment of the present utility model with advantage, on described resting position, described gap is covered firmly, and described space is only passed by described manoeuvre portion, described space is arranged for the link-type guiding parts of described instrument, described instrument be used for that described swing arm is formed interference engagement from the described manoeuvre portion that resting position swings on the trigger position.
Guaranteed by the part covering, can not make other irrelevant object enter into the moving line of described swing arm from the outside, and then avoid described swing arm to be obstructed.
Extremely has the embodiment of advantage according to of the present utility model another, described manoeuvre portion is provided with sliding surface and the slotted hole that is connected with described sliding surface, described slotted hole is provided with front and rear, described front portion and described sliding surface adjacency, described space comprises near the first of described magnetizing exciter with away from the second portion of described magnetizing exciter, in the time of on described resting position, the first in described space and described slotted hole anterior overlapping, the second portion in described space and described sliding surface are overlapping, and under the triggering state, the front portion of described slotted hole and the second portion in described space are overlapping.With the front portion of the first in described long and narrow space overlapping described slotted hole can with handle pins engages, therefore, the size of the front portion of described slotted hole and described manipulation pin are complementary.Thus, make the danger of disturbing by bigger irrelevant object generation very little.Yet, if occur the front portion that a less irrelevant object entered and remained in described slotted hole once in a while, but under the determined triggering state, when described swing arm was swung, this irrelevant object can continue to slide to the rear portion of described slotted hole in cloth wire switching device running.With respect to this irrelevant object, next described swing arm also always can be swung and exceed a segment distance, and this segment distance is corresponding to the length of described slotted hole.
In appurtenance, provide of the present utility model other to have structure and improvement project and other advantage of advantage.
Description of drawings
Next the embodiment of the present utility model shown in reference to the accompanying drawings explains in detail and illustrates the utility model and enforcement structure and improvement project with advantage thereof.There is shown:
Fig. 1 is the schematic diagram of swing arm of the present utility model; And
Fig. 2 is the partial structurtes schematic diagram of cloth wire switching device of the present utility model.
Description of reference numerals
10 line protection switch
11 housings
12 long and narrow spaces
The first in 13 spaces
The second portion in 14 spaces
15 switching mechanisms
20 swing arms
21 arms towards actuator one side
22 arms towards switching mechanism one side
23 connecting portions
24 manoeuvre portion
25 sliding surfaces
26 slotted holes
The front portion of 27 slotted holes
The rear portion of 28 slotted holes
30 heat-sensitive actuating devices
31 magnetizing exciters
32 with the fixing swinging axle of housing
33 connectors, bow collector
34 dotted lines
111 front bulkheads
112 aft bulkheads
113 front side walls
114 rear walls
Wide of 115 sides
118 shift handles
301 bottoms
302 tops
Embodiment
At first referring to Fig. 2.
The cloth wire switching device; here be meant line protection switch; represent with Reference numeral 10 on the whole; this line protection switch comprises housing 11; this housing is to be fitted together by two half side housing sheaths (Gehaeusehalbschale), only partly shows first half side housing sheath 11 among this figure.This half side housing sheath 11 and with it corresponding unshowned second half side housing sheath equally all includes front bulkhead 111 and two aft bulkheads, only can see an aft bulkhead 112 among Fig. 2, described front bulkhead and aft bulkhead are interconnected with one another by front side wall 113 and rear wall 114 and wide 115 of side.
Certainly also have such possibility, that is, adopt a half side housing sheath separately, make this half side housing sheath form enclosed construction by a lid.Adopting under the situation of two half side housing sheaths, the width of each half side housing sheath is all corresponding to the width of half standard package.And adopting one under the situation of the half side housing sheath of lid formation enclosed construction, this half side housing sheath has such size according to the form of correspondence, that is can reach the width of standard package when, guaranteeing this half side housing sheath and lid are fitted together.
On front bulkhead 111, be provided with perforate, wear the shift handle 118 of switch wiring board by this perforate.
Below shift handle 118, be provided with switching mechanism 15 in the inside of housing 11.Roughly on the Lower Half position intermediate of the partial structurtes of device shown in Figure 2 10, be provided with heat-sensitive actuating device 30.This heat-sensitive actuating device can be a bar-like member of being made by thrermostatic bimetal-plate or contour alloy.Wherein, the bottom 301 of this heat-sensitive actuating device clamps regularly with housing.The free top end 302 of this heat-sensitive actuating device under the situation of being heated towards the direction bending of arrow P 1, promptly, or clockwise crooked, show swing arm 20 in addition to the right, this swing arm between switching mechanism 15 and the heat-sensitive actuating device 30 and be arranged on the fixing swinging axle 32 of housing on.This swing arm adopts double armed lever, and this double armed lever comprises towards the arm 22 of switching mechanism one side with towards the arm 21 of actuator one side.Arm 21 towards actuator one side is connected with the free end 302 of thrermostatic bimetal-plate 30 by connector 33, and this connector for example is a bow collector.When bimetal leaf is heated direction bending towards arrow P 1, by above-mentioned connection make swing arm 20 counterclockwise along the directions of arrow P 2 around axle 32 swings.Thereby make swing arm along the directive effect of dotted line 34 on switching mechanism 15, and then discharge locked point.The swing of swing arm can also realize by the shift handle of magnetic trigger, shown in the arrow P among Fig. 13.Next, shift handle acts on and is in swing arm 20 on the link position on the arm 21 of actuator one side.
Described device also further is applicable to shown in document DE 10 2,008 006863 A1 in suitable scope and disclosed device.Therefore, for functionality advantage and other internal structure, document DE 10 2,008 006 863 A1 should be included in it clearly with these contents and invent in the disclosed scope.
Next, compare, the difference of the utility model structure is described with the structure of DE 10 2,008 006 863 A1.
On wide 115 of the side of housing wall, on the position of the arm 21 of actuator one side, be provided with a long and narrow space 12 near swing arm 20.Pass this space 12, can operate swing arm 20 by means of certain instrument from the outside of switching device, and make swing arm under the effect of this instrument, produce swing.The advantage that has thus is to adopt this mode to pass housing wall from the outside of described device and simulate triggering bimetal leaf actuator or magnetizing exciter.
Fig. 1 shows the example structure figure of swing arm 20 of the present utility model.Adopt a central cylindrical pipe as can be known, in installation process, swinging axle 32 is located in device in the inside of this pipe.Form arm 22 in a side of pipe towards switching mechanism one side.On the free end of the arm of switching mechanism one side, be provided with a bend that is nose shape at this, this arm acted on the locked point in the motion process that discharges, thereby realize discharging by this bend.
With partly be provided with towards the opposite arm 21 of the arm 22 of switching mechanism one side towards actuator one side.First is a connecting portion 23, is used to connect bow collector 33, and this bow collector foundation is connected with the temperature-sensitive trigger, as shown in Figure 2.Second portion towards the arm 21 of actuator one side is a manoeuvre portion.The substantially oblong-shaped structure of this manoeuvre portion, and be provided with sliding surface 25 and slotted hole 26, they and the long and narrow space on housing wall mentioned above play a role jointly.
Operating portion, is utilizing at the shift handle of magnetizing exciter 31 on this joint face in the trigger process of magnetic and is being handled as joint face away from the outside of sliding surface 25.
In a special simple embodiment, described swing arm can be made of the plastics diecast parts.
Claims (3)
1. an electric wiring switching device (10); be meant a kind of line protection switch especially; comprise housing (11); switching mechanism (15) by heat-sensitive actuating device (30) and/or magnetizing exciter (31) triggering; locked point; can swing the swing arm (20) of setting; described swing arm comprises towards the arm (21) of described actuator one side with towards the arm (22) of described switching mechanism one side; wherein; described magnetizing exciter (31) and/or heat-sensitive actuating device (30) act on the arm (21) towards described actuator one side in trigger process; and the swing of the described swing arm (20) that causes thus causes the release of described locked point
It is characterized in that, described housing (11) is being provided with long and narrow space (12) near described swing arm (20) on the position of the arm (21) of described actuator one side, described swing arm (20) towards the arm (21) of described actuator one side be provided be used for manual control and make described swing arm (20) swing to manoeuvre portion (24) on the trigger position from resting position, be used for described manoeuvre portion (24) that instrument handles and pass described long and narrow space (12) and be provided with.
2. electric wiring switching device according to claim 1 (10), it is characterized in that, on described resting position, described space (12) part is covered firmly, and described space (12) are only passed by described manoeuvre portion (24), described space (12) is arranged for the link-type guiding parts of described instrument, described instrument be used for that described swing arm (20) is formed interference engagement from the described manoeuvre portion (24) that resting position swings on the trigger position.
3. electric wiring switching device according to claim 1 (10), it is characterized in that, described manoeuvre portion (24) is provided with sliding surface (25) and the slotted hole (26) that is connected with described sliding surface, described slotted hole is provided with front portion (27) and rear portion (28), described front portion and described sliding surface adjacency, described space (12) comprises near the first (13) of described magnetizing exciter (31) with away from the second portion (14) of described magnetizing exciter (31), in the time of on described resting position, the first (13) in described space (12) is overlapping with the front portion (27) of described slotted hole (26), the second portion (14) in described space (12) is overlapping with described sliding surface (25), and under the triggering state, the front portion (27) of described slotted hole (26) is overlapping with the second portion (14) in described space (12).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009051929.7 | 2009-11-04 | ||
| DE200910051929 DE102009051929B4 (en) | 2009-11-04 | 2009-11-04 | Electrical service switching device with a hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201655707U true CN201655707U (en) | 2010-11-24 |
Family
ID=43120951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202687249U Expired - Lifetime CN201655707U (en) | 2009-11-04 | 2009-11-23 | Electric wiring switchgear with oscillating lever |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2497099A1 (en) |
| CN (1) | CN201655707U (en) |
| DE (1) | DE102009051929B4 (en) |
| WO (1) | WO2011054448A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10529502B2 (en) | 2016-09-30 | 2020-01-07 | Defond Components Limited | Lockable trigger mechanism for use in an electrical device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2786113A (en) * | 1953-07-21 | 1957-03-19 | Fed Electric Prod Co | Calibration of circuit breaker mechanism within casing |
| US4740768A (en) * | 1987-06-29 | 1988-04-26 | General Electric Company | Manual trip operator for molded case circuit breaker |
| FR2628262B1 (en) * | 1988-03-04 | 1995-05-12 | Merlin Gerin | CONTROL MECHANISM OF A TRIGGERING AUXILIARY BLOCK FOR MODULAR CIRCUIT BREAKER |
| US6262645B1 (en) * | 1999-08-27 | 2001-07-17 | Eaton Corporation | Circuit interrupter with a trip mechanism having a biased latch |
| DE102008006863A1 (en) | 2007-05-23 | 2009-01-22 | Abb Ag | Electrical service switching device |
-
2009
- 2009-11-04 DE DE200910051929 patent/DE102009051929B4/en active Active
- 2009-11-23 CN CN2009202687249U patent/CN201655707U/en not_active Expired - Lifetime
-
2010
- 2010-10-21 WO PCT/EP2010/006438 patent/WO2011054448A1/en active Application Filing
- 2010-10-21 EP EP10770730A patent/EP2497099A1/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10529502B2 (en) | 2016-09-30 | 2020-01-07 | Defond Components Limited | Lockable trigger mechanism for use in an electrical device |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102009051929B4 (en) | 2013-06-13 |
| WO2011054448A1 (en) | 2011-05-12 |
| DE102009051929A1 (en) | 2011-05-05 |
| EP2497099A1 (en) | 2012-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101124 |