CN101617381B - Switching apparatus and wiring switching apparatus - Google Patents
Switching apparatus and wiring switching apparatus Download PDFInfo
- Publication number
- CN101617381B CN101617381B CN2007800454159A CN200780045415A CN101617381B CN 101617381 B CN101617381 B CN 101617381B CN 2007800454159 A CN2007800454159 A CN 2007800454159A CN 200780045415 A CN200780045415 A CN 200780045415A CN 101617381 B CN101617381 B CN 101617381B
- Authority
- CN
- China
- Prior art keywords
- knob
- latch lever
- bolt
- switching device
- control bolt
- 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 - Fee Related
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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
- H01H71/56—Manual reset mechanisms which may be also used for manual release actuated by rotatable knob or wheel
-
- 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
- H01H71/04—Means for indicating condition of the switching device
Abstract
The invention describes a switching apparatus with a rotary handle for actuating a switching mechanism of a service switching device with at least one upper housing wall, wherein the switching mechanism comprises a latch mechanism with a latch lever, which can be moved between a latching position and an unlatching position, wherein the rotary handle, corresponding to the switching position of the switching mechanism, can assume a switch-on position and a switch-off position and, in the switch-on position, the force of a spring acts on the rotary handle in the direction of the switch-off position, and wherein, on tripping, the latch mechanism unlatches and the latch lever can be brought out of the latching position into the unlatching position and, when the rotary handle is reset into the switch-off position, the latch mechanism is latched again. This apparatus is characterized by the fact that a control pin, which can move between a latching position and an unlatching position, interacts with the latch lever and the rotary handle and, on tripping, can be brought out of its latching position into its unlatching position, in which it holds the rotary handle in a tripping position between the switch-on position and the switch-off position and impedes the latch lever on its return to the latching position.
Description
Technical field
The present invention relates to a kind of switching device; This switching device has knob; This knob is used to handle the switching mechanism of the wiring switchgear with at least one upper housing wall; Wherein switching mechanism comprises bolt lock mechanism; This bolt lock mechanism has a latch lever that between lock-out state and released state, moves, and wherein knob can forward on-position and off-position corresponding to the on off state of switching mechanism to, and will load on knob on the direction in off-position in the power of on-position medi-spring; And wherein bolt lock mechanism can forward release and latch lever to released state from lock-out state when opening circuit, and bolt lock mechanism will lock in off-position again when knob resets.
Background technology
The electric wiring switchgear also has a kind of contact making device of a fixed contact therefor device and a moveable contact device, circuit breaker temperature-sensitive and/or electromagnetism and switching mechanism of having, and this switching mechanism works together with one or more circuit breakers on the one hand and works together with contact arrangement movably on the other hand.Under open circuit conditions; Bolt lock mechanism is through the circuit breaker release; And usually through lever system, for example curved bar system realizes that the contact breaks off, this curved bar system with being connected of other levers and contact pin in be transferred on the contact motion of switching mechanism and this contact keeps disconnection.
Lever system can be through knob the rotation campaign and be set to one and cross the dead point state.Knob is arranged in its on-position subsequently.Motion through this lever system makes force storage device biased, and this lever system is supported through bolt lock mechanism usually.Bolt lock mechanism affacts on the hop and therefrom and affacts on the contact making device.When connecting, this contact making device is closed and when closing, be disconnected through switching mechanism.
Make bolt lock mechanism be unlocked through opening circuit, the support of breech lock is discharged by external force during this period, thereby lever system can together interrupt.Switching mechanism when lever system together interrupts based on the mode effect of spring force to break off.
When knob reset in the original position (off-position), bolt lock mechanism was activated again, thereby switching mechanism can be switched on again.In known wiring switchgear (for example shown in DE 10,139 917 A1), knob automatically resets to when opening circuit in the off-position, and spring is released (seeing DE 20,214 578 U1) with the directive effect of off-position to the power on the knob during this period.The state of operating personnel through knob is from visually finding on off state.Certainly operating personnel can not find out, whether whether knob is based on to open circuit arrives off-position automatically, be to be set on the off-position from on-position artificially through other staff perhaps.
Switching mechanism can not opened circuit when knob remains on the on-position influences.When welding in the contact, knob can not arrive on the off-position and break off (in fact not having the contact welding) therefrom for operating personnel demonstrate a kind of contact.
It is desirable to, when occurring opening circuit and when bolt lock mechanism is unlocked therefrom, inform operating personnel, so that can distinguish this state and artificial closing state through the transition state of knob between on-position and off-position.
Summary of the invention
Therefore; The objective of the invention is to; Develop a kind of switching device with knob like this, this knob is used for master cock mechanism, and promptly knob will remain on when opening circuit on the off position between on-position and the off-position; Wherein switching device can construct and install simply, and can realize having the wiring switchgear of this switching device.
This purpose realizes through a kind of switching device with the described characteristic of claim 1 according to the present invention.
According to the present invention; A control bolt that between keyed end and release point, moves also works together with latch lever and knob; This control bolt can forward its release point to from its keyed end when opening circuit, this control bolt remains on knob on the off position between on-position and the off-position and prevents that latch lever from getting back in the lock-out state during this period.
A kind of switching device according to the present invention is with respect to prior art additional member of needs only, i.e. control bolt, and can construct simply and install therefrom.Realize that through control bolt according to the present invention and working together of knob and latch lever promptly knob can automatically not move to off-position when opening circuit, but remain between on-position and the off-position with in the off position that shows that opens circuit.Simultaneously, bolt lock mechanism remains in the released state through latch lever, thereby from off position, can not connect again.
According to a particularly advantageous embodiment of the present invention; The control bolt has a release district and a lock room and a pin projection of passing upper housing wall; And the holding the pin projection and hold recess in the control inclined-plane of knob through what the draw-in groove section was passed in the face of the side of upper housing wall has one; Wherein controlling being provided with so each other of bolt, knob and latch lever sets up; Promptly knob utilizes the draw-in groove section to remain in the off position on the projection and the release district of latch lever through the control bolt remains in the released state at pin when opening circuit; And when forwarding to the off-position from off position, knob is pressed in the housing through the control inclined-plane projection of will pin so further, and promptly latch lever can be through its lock-out state of lock room realization of handle.
The advantageous effects of this embodiment is that bolt lock mechanism can enter into lock-out state therefrom once more after opening circuit, and promptly knob is forced from off position and forwards to the off-position.According to the present invention, latch lever can arrive its lock-out state again subsequently, we can say that switching mechanism returns to put lock-out state.At first from this position, switching mechanism can forward to the on-position from off-position through the rotation of knob.
Another advantage on the embodiments of the invention is characterized in that, latch lever works together through prominent nose projection and control bolt.Thereby the variation that with respect to prior art, must on latch lever, carry out is minimum.
Advantageously, the control bolt can comprise the matrix of a longitudinal extension, and one-body molded on a narrow side of this control bolt have the functive lock room, longitudinal extension of formation, and it has a pin projection on it.At this, matrix and functive can design cylindrically, and the diameter of matrix is greater than functive.Control bolt itself also can be formed geometrical basic shape simply, and this will reduce structure and manufacturing cost greatly.
According to particularly advantageous embodiment, control bolt can forward the release point to from keyed end thus, promptly this control bolt on another narrow side through the direction effect of spring towards upper housing wall.
In another advantageous embodiments, the control bolt utilizes the switching effect of latch lever to constitute like this, promptly controls bolt and on the passage between matrix and the functive, has and be used for latch lever to the control bolt fixture of fixing.Fixture can constitute through the projection on the matrix with simple, favourable especially mode.
At this, latch lever advantageously utilizes its prominent nose on the direction of control bolt, acting on through back-moving spring.Guaranteed therefrom, returning when putting latch lever when reclosing once more effectively through the effect of control bolt, so that next this latch lever is got back on the keyed end.
In order to stop the control bolt in release point, promptly this control bolt stretches out from upper housing wall further, and the control bolt comprises holding device, and this holding device will be controlled bolt and remain in the housing.Holding device can constitute through the wheel rim around functive on the passage between functive and the pin projection with simple and favourable especially mode.
Description of drawings
The present invention and other favourable designs of the present invention and improvement project will be described in detail and explain according to a plurality of accompanying drawings that embodiment is shown.Wherein:
Fig. 1 shows the upper housing wall of wiring switchgear, and this wiring switchgear has according to switching device of the present invention,
Fig. 2 a-c shows control bolt, knob and the co-operation state of latch lever in on-position, off position and off-position, and
Fig. 3 shows a side according to the knob of switching device of the present invention, and this side is in the face of the mounting points of upper housing wall.
Embodiment
In Fig. 1 to 3, each parts or assembly identical or same effect are represented with identical reference identification respectively.
With reference to Fig. 1.On the upper housing wall 12 of wiring switchgear 10, have pilot pin 14, it vertically is placed on the upper housing wall 12 highlightedly.Also can find out the rear end side 16,18 of wiring switchgear 10 in the drawings, it has bolt binding clip 20.
In upper housing wall 12, be provided with porosely 22, (also can referring to Fig. 2 a-c) be passed by the pin projection 24 of control bolt 26 in this hole.In the diagram according to Fig. 1, control bolt 26 is arranged in its release point.Therefore, pin projection 24 is outstanding from upper housing wall 12 so further, and promptly this pin projection can remain on the knob 28 (seeing Fig. 3 and Fig. 2 b) that is arranged on the pilot pin 14 in its off position, also will describe in further detail like hereinafter.
The prominent nose 30 of latch lever 32 is resisted against on the outer surface of the cylindrical base 34 of controlling bolt 26.Thus, be maintained in its released state according to the latch lever 32 of Fig. 1 in the release point of control bolt 26, the bolt lock mechanism that is arranged in wiring switchgear inside and unshowned switching mechanism is retained in its released state therefrom.
With reference to Fig. 2 a-c.These attach body with sketch map illustrated control bolt 26 together with latch lever 32 and knob 28 on-position (Fig. 2 a), switching effect in off position (Fig. 2 b) and the off-position (Fig. 2 c).
As shown in Figure 3, the control inclined-plane extends to the inside at circular top 42, the inclined-plane that extend as circular arc this inside.Based on illustrated better definition, mobile being expressed as of the longitudinal cross-section in the lower part of Fig. 2 a-c during with the conversion of knob 28 between on-position, off position and off-position is parallel to being displaced sideways of upper housing wall 12.Should be understood that, when knob 28 rotates with pilot pin 14, on function, realized identical effect.
Knob 28 is through a cylindrical spring 25 (in the sketch map in Fig. 2 a-c lower part) and through acting on the branch 29 of an outstanding tangent extension on this helical spring end on the direction of a helical spring 27 (in the embodiment according to Fig. 3) in its off-position.Other details that are relevant to helical spring 27 support in knob 28, setting and functional application are described in DE 202 14 578 U1 to some extent.
In the on-position according to Fig. 2 a, the bolt lock mechanism of switching mechanism is locked and switching mechanism and switchgear are switched on.Latch lever 32 is pressed into lock-out state (shown in Fig. 2 a) through late spring 52.Switching mechanism and latch lever 32 and switching mechanism be connected that this is not shown.
Integrated prominent nose 30 forms with portion section 54 and contact on latch lever 32, and this section forms on the matrix 34 of controlling bolt 26 and the passage between the functive 38.Thus, control bolt 26 is held in its keyed end with respect to trying hard to keep of spring 56, and in this keyed end, pin projection 24 only extend into holding in the draw-in groove 46 of knob 28 with a bit of through the hole in upper housing wall 12 22.
The power that spring 27 or 25 affacts on the knob 28 stops through structural measure known in principle in on-state; Thereby knob 28 remains in its on-position; This on-position is shown to operating personnel through the shank section of pointing to 44 up, sees the top of Fig. 2 a.
When occurring opening circuit, the bolt lock mechanism of switching mechanism is with release momently, and latch lever advances the people in its released state with respect to the power of late spring 52 thus.In released state, latch lever 32 will discharge control bolt 26, thereby this control bolt 26 makes progress with the direction accelerated motion of upper housing wall 12 based on the power that is applied to through spring 56 on it.
Simultaneously, remove spring 25 or 27 through another mechanical mechanism that is connected with bolt lock mechanism (not shown) and be applied to the power on the knob 28, thereby knob 28 is with the direction effect of its off-position and move there at this.
Because the less quality of control bolt 26, this control bolt moves upward under the influence of spring 56 application of forces very apace.Yet, the top that moves through functive 38 48 that it makes progress ' collision on the upper side that holds recess 46 inwalls, be prevented from.The control bolt has been realized its release point now, and in this release point, pin projection 24 is outstanding on upper housing wall 12 so further, and promptly this pin projection is a kind of barriers for the continuation campaign of knob 28.
On the functive 38 and be arranged on its top 48 ' below short wheel rim 40 prevented coming off of control bolt 26, stoped functive 38 on upper housing wall 12, to be deviate from further at this this wheel rim.
Can also illustrate like Fig. 2 b, matrix 34 is upwards pushed in the release point of control bolt 26 so further, and promptly this matrix can remain on latch lever 32 in its release point based on its bigger diameter.Stoped control bolt 26 therefrom, promptly bolt lock mechanism can be locked again.If operating personnel now knob 28 from off position (according to Fig. 2 b) forward to again on-position (according to Fig. 2 a), then this knob will freely turn round, contact making device can not be connected once more.
For switching mechanism can be connected once more, operating personnel at first will forward knob 28 to off-position (according to Fig. 2 c) from off position (according to Fig. 2 b).The employed power of operating personnel will make draw-in groove section 48 can break away from pin projection 24.Subsequently, when knob 28 continued motion, control bolt 26 was pressed into the inside of switchgear housing through the control inclined-plane, until its approximately evenly with upper housing wall 12 carry out against.
In this position, the matrix 34 of control bolt 26 is in the below of the prominent nose 30 of latch lever 32 again.Latch lever 32 is released once more thus and can arrives once more in its lock-out state through the power of late spring 52, thus bolt lock mechanism lock once more therefrom.Bolt lock mechanism we can say back and put in its lock-out state at present; Therefore this off-position of knob 28 also is expressed as back configuration state.
From returning configuration state, when bolt lock mechanism lock, turn at present and make in the on-state that contact making device can be through switching mechanism and closure once more through knob 28.
What also will describe at last is, but has showed basic technology scheme and schematic, the functional implementation that is used to solve the technical problem that the present invention proposes at specification of the present invention.But but the implementation of all technical staff disclosed description according to the present invention and further the implementation of amplification all should forgive among the present invention.
Reference identification
10 wiring switchgears
12 upper housing wall
14 pilot pins
16 rear end side
18 rear end side
20 bolt binding clips
22 holes
24 pin projections
25 cylindrical springs
26 control bolts
27 helical springs
28 knobs
29 branches
30 prominent noses
32 latch levers
34 matrixes
38 functives
40 wheel rims
42 tops
44 shank sections
46 hold recess
48 draw-in groove sections
50 control inclined-planes
The top of 48 ' functive
52 late springs
54 sections
56 springs
Claims (11)
1. switching device; Said switching device has knob (28); Said knob is used for handling the switching mechanism of the wiring switchgear with at least one upper housing wall (12); Wherein said switching mechanism comprises bolt lock mechanism; Said bolt lock mechanism has a latch lever that between lock-out state and released state, moves (32); Wherein said knob (28) can forward on-position and off-position corresponding to the on off state of said switching mechanism to, and will load on said knob (28) on the direction in said off-position in the power of said on-position medi-spring (25,27), and wherein when opening circuit said bolt lock mechanism can forward release and said latch lever (32) to released state from lock-out state; And said knob (28) when resetting said bolt lock mechanism will in off-position, lock again, a control bolt (26) that between keyed end and release point, moves also works together with said latch lever (32) and said knob (28);
It is characterized in that; Said control bolt (26) has a release district (34) and a lock room (38) and a pin projection (24) of passing said upper housing wall (12); And the holding pin projection (24) and hold recess (46) in controlling inclined-plane (50) of said knob (28) through what draw-in groove section (48) was passed in the face of the side of upper housing wall (12) has one; Wherein said control bolt (26), said knob (28) and being provided with so each other of said latch lever (32) are set up; Promptly said knob (28) utilizes said draw-in groove section (48) on pin projection (24), to remain in the off position and the release district (34) of said latch lever (32) through said control bolt (26) remains in the released state when opening circuit; And when forwarding to the off-position from off position; Said knob (28) is pressed into said pin projection (24) in the housing through said control inclined-plane (50) so further, and promptly said latch lever (32) can arrive in its lock-out state through the lock room (38) of handle.
2. switching device according to claim 1 is characterized in that, said latch lever (32) works together through prominent nose projection (30) and said control bolt (26).
3. switching device according to claim 2; It is characterized in that; Said control bolt (26) comprises the matrix (34) of a longitudinal extension; On a narrow side of said control bolt one-body molded have form the functive lock room, longitudinal extension (38), said functive has position pin projection (24) on it.
4. switching device according to claim 3 is characterized in that, said matrix (34) and said functive (38) design cylindrically, and the diameter of said matrix (34) is greater than said functive (38).
5. according to each described switching device in the claim 3 to 4, it is characterized in that, said matrix (34) on another narrow side through the direction effect of another spring (56) towards said upper housing wall (12).
6. according to each described switching device in the claim 3 to 4; It is characterized in that said control bolt (26) has and is used for the fixture (54) that said latch lever (32) is fixed said control bolt (26) on the passage between said matrix (34) and the functive (38).
7. switching device according to claim 6 is characterized in that, said fixture constitutes through the projection (54) on the said matrix (34).
8. according to each described switching device in the aforementioned claim 1 to 4, it is characterized in that said control bolt (26) comprises holding device (40), said holding device remains on said control bolt (26) in the housing.
9. switching device according to claim 8 is characterized in that, said holding device constitutes through the wheel rim (40) around said functive (38) on the passage between said functive (38) and the said pin projection (24).
10. according to each described switching device in the aforementioned claim 1 to 4, it is characterized in that said latch lever (32) utilizes the prominent nose (30) of this latch lever on the direction of said control bolt (26), acting on through a back-moving spring (52).
11. a wiring switchgear has according to each described switching device in the claim 1 to 10.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006057649.7 | 2006-12-07 | ||
DE102006057649.7A DE102006057649B4 (en) | 2006-12-07 | 2006-12-07 | Switching device |
PCT/EP2007/010315 WO2008067937A1 (en) | 2006-12-07 | 2007-11-28 | Switching apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101617381A CN101617381A (en) | 2009-12-30 |
CN101617381B true CN101617381B (en) | 2012-11-28 |
Family
ID=39156291
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800454159A Expired - Fee Related CN101617381B (en) | 2006-12-07 | 2007-11-28 | Switching apparatus and wiring switching apparatus |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2100320A1 (en) |
CN (1) | CN101617381B (en) |
DE (1) | DE102006057649B4 (en) |
WO (1) | WO2008067937A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009017099B4 (en) | 2009-04-15 | 2012-02-09 | Abb Ag | switching device |
DE102009048933A1 (en) | 2009-07-17 | 2011-01-27 | Abb Ag | Switching device with rotary handle |
CN113914430B (en) * | 2021-11-08 | 2023-09-01 | 福瑞智能家居股份有限公司 | Intelligent closestool knob |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1351363A (en) * | 2000-10-30 | 2002-05-29 | 富士电机株式会社 | Circuit breaker |
CN1369103A (en) * | 1997-02-03 | 2002-09-11 | 西门子公司 | Switching device with tripped position of latching mechanism |
EP1274109A1 (en) * | 2001-07-06 | 2003-01-08 | Schneider Electric Industries SAS | Circuit breaker and it's opperating mechanism |
CN1790584A (en) * | 2004-12-16 | 2006-06-21 | Ls产电株式会社 | External operating handle mechanism for mold cased circuit breaker |
CN101958208A (en) * | 2009-07-17 | 2011-01-26 | Abb股份公司 | The switching device that has turning handle |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10044058C1 (en) * | 2000-08-31 | 2001-12-13 | Siemens Ag | Electric safety cut-out switch has locking device preventing removal of replaceable switch release block when switch contacts are closed |
DE10139917A1 (en) * | 2001-08-14 | 2003-02-27 | Abb Patent Gmbh | Switch lock for an electrical switching device, in particular for a motor protection switch |
DE20214578U1 (en) * | 2002-09-20 | 2003-03-06 | Abb Patent Gmbh | Switching device for an electrical switching device |
-
2006
- 2006-12-07 DE DE102006057649.7A patent/DE102006057649B4/en active Active
-
2007
- 2007-11-28 WO PCT/EP2007/010315 patent/WO2008067937A1/en active Application Filing
- 2007-11-28 CN CN2007800454159A patent/CN101617381B/en not_active Expired - Fee Related
- 2007-11-28 EP EP07856280A patent/EP2100320A1/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1369103A (en) * | 1997-02-03 | 2002-09-11 | 西门子公司 | Switching device with tripped position of latching mechanism |
CN1351363A (en) * | 2000-10-30 | 2002-05-29 | 富士电机株式会社 | Circuit breaker |
EP1274109A1 (en) * | 2001-07-06 | 2003-01-08 | Schneider Electric Industries SAS | Circuit breaker and it's opperating mechanism |
CN1790584A (en) * | 2004-12-16 | 2006-06-21 | Ls产电株式会社 | External operating handle mechanism for mold cased circuit breaker |
CN101958208A (en) * | 2009-07-17 | 2011-01-26 | Abb股份公司 | The switching device that has turning handle |
Also Published As
Publication number | Publication date |
---|---|
CN101617381A (en) | 2009-12-30 |
EP2100320A1 (en) | 2009-09-16 |
WO2008067937A1 (en) | 2008-06-12 |
DE102006057649A1 (en) | 2008-06-12 |
DE102006057649B4 (en) | 2021-03-04 |
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Granted publication date: 20121128 Termination date: 20131128 |