CN102369361A - Lock device for restricting rotational movement - Google Patents
Lock device for restricting rotational movement Download PDFInfo
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- CN102369361A CN102369361A CN2009801597568A CN200980159756A CN102369361A CN 102369361 A CN102369361 A CN 102369361A CN 2009801597568 A CN2009801597568 A CN 2009801597568A CN 200980159756 A CN200980159756 A CN 200980159756A CN 102369361 A CN102369361 A CN 102369361A
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- 230000033001 locomotion Effects 0.000 title abstract description 3
- 230000003993 interaction Effects 0.000 description 5
- 230000005283 ground state Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009545 invasion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
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- 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
- H01H33/46—Interlocking mechanisms
- H01H33/50—Interlocking mechanisms for interlocking two or more parts of the mechanism for operating contacts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
- H01H9/281—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member making use of a padlock
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
本发明提供了一种限制旋转运动的联锁装置，一种包括该联锁装置的气体绝缘开关设备，可防止隔离开关的非法操作。联锁装置包括套筒(3)，其可绕着轴向(100)转动并沿着所述轴向(100)移动；套筒(3)包括第一凸起(32)，其可与第一对应件(12)相互作用，以便在第一凸起(32)的锁定位置上限制所述套筒(3)的转动。联锁装置还包括手柄(4)或挂锁(4′)，其可防止套筒(3)在轴向(100)上移出到第一凸起(32)的锁定位置之外。手柄(4)可在所述轴向(100)上连接到套筒(3)。手柄(4)包括第一表面(43)，其可在所述手柄(4)的锁定位置(400)上与在轴向(100)上固定的第三对应件(21)邻接，以便防止套筒(3)在轴向(100)上移出到第一凸起(32)的锁定位置之外。
The invention provides an interlocking device for restricting rotational movement, and a gas insulated switchgear comprising the interlocking device, which can prevent illegal operation of a disconnector. The interlocking device comprises a sleeve (3), which can rotate around the axial direction (100) and move along said axial direction (100); the sleeve (3) comprises a first projection (32), which can be connected with the second A counterpart (12) interacts to limit the rotation of said sleeve (3) in the locked position of the first projection (32). The interlock also includes a handle (4) or a padlock (4') which prevents the sleeve (3) from being moved out of the locked position of the first projection (32) in the axial direction (100). The handle (4) can be connected to the sleeve (3) in said axial direction (100). The handle (4) comprises a first surface (43) adjoinable in the locked position (400) of said handle (4) with a third counterpart (21) fixed in the axial direction (100) in order to prevent the The cartridge (3) is moved out of the locked position of the first projection (32) in the axial direction (100).
Description
Technical field
The present invention relates to power product and field of mechanical technique, relate in particular to the interlocking mechanism that a kind of restriction rotatablely moves.
Background technique
Bus-bar potential transformer (being abbreviated as VT or PT) is used to measure the voltage of bus.Sometimes, need, safeguard bus PT when being in user mode.At this moment, PT need break off with main circuit, and this realizes through the PT isolating switch.The PT isolating switch is arranged in the gas tank of gas-insulated switchgear (GIS).The PT isolating switch respectively with gas tank in the outer handle of insulating material and gas tank link to each other.Usually use rotatingshaft to drive isolating switch and switch to off state from coupled condition.Gas tank outer any per capita can near and operate this rotatingshaft, this all is a kind of risk for gas-insulated switchgear and operator.Therefore, need provide a kind of safety assurance to prevent the illegal rotation of axle.
In the existing technology, adopt rotatablely moving of padlock axes to prevent the illegal rotation of PT isolating switch.
Traditional type interlocking mechanism is shown in Figure 1A～1C.Figure 1A illustrates the structure of interlock, and it mainly comprises four parts: plate 92, fixed plate 93, padlock 94 and handle 95.Handle 95 is fixed on the rotatingshaft 91 of disconnecting switch operation with plate 92.Fixed plate 93 is fixed on the side plate of switching device.A hole 921 is arranged on the plate 92, and a hole 931 is also arranged on the fixed plate 93.
When plate 92 was not interlocked by padlock 94 with fixed plate 93, referring to Figure 1B, handle 95 can be operated, and its live axle 91 is rotated.Like this, the PT isolating switch can move.
Otherwise referring to Fig. 1 C, when padlock 94 patchholes 921 and 931, plate 92 is locked by padlock 94 with fixed plate 93.Rotatingshaft 91, handle 95 and plate 92 are fixed on together.Like this, axle 91 just can not rotate, thereby has prevented the random operation of PT isolating switch.
Though above-mentioned interlock can prevent the illegal operation of PT isolating switch, it also has some defectives:
1) the traditional type interlock can not satisfy the requirement of IP4X.Hole on the fixed plate is positioned on the housing of switching device, and this switching devices is a kind of security risk.
For the high-tension switch gear that comprises main circuit component that allows to penetrate and whole housings and the suitable low voltage control of all high-tension switch gears, control gear and COMM communication and/or the housing of auxiliary cicuit and mechanical movement equipment of control gear, all stipulated security level according to IEC 60529 and IEC 62262 from the outside.The personnel that prevent all indicate by the mark with IP code regulation near the security level that the dangerous parts and the equipment that prevents receive the solid foreign materials invasion.
According to IP4X, protection should prevent that diameter from being the invasion of 1.0mm and above solid foreign materials and preventing near the test wire diameter to be that 1.0mm and length are the dangerous parts of 100mm.
2) insert the hole on plate and the fixed plate in order to ensure padlock, the aperture must be designed to be a bit larger tham the diameter of padlock U-shaped bar.Even the gap between hole and the padlock U-shaped bar makes that under plate and all blocked situation of fixed plate axle also can rotate by small angle, this just possibly cause the mistake operation of isolating switch.
Summary of the invention
In order to overcome above-mentioned defective, main purpose of the present invention is when restriction rotatablely moves, to strengthen Security and reliability.Be described below, this purpose realizes through interlock and the gas-insulated switchgear that has isolating switch.
One aspect of the present invention, the interlock that provides a kind of restriction to rotatablely move.Interlock comprises a sleeve or cylinder, and it can and can move axially along above-mentioned between two axial positions around axial rotation.Sleeve comprises first convexity, and it can interact with first fixing on the sense of rotation counterpart, so that in the rotation of the first protruding said sleeve of locked position limit.Interlock also comprises second counterpart, and it can prevent that said quill is outside the said locked position that is moved out to first convexity.
In a most preferred embodiment of the present invention, said second counterpart is padlock or bolt, its can be fixed on the sleeve and said axially on locking, in case said quill is to being moved out to outside the first protruding said locked position.
In another most preferred embodiment of the present invention, said second counterpart is a handle, and it can be connected to sleeve on axially said.Handle comprises first surface.First surface can be in the locked position of said handle and the 3rd fixing in the axial direction counterpart adjacency.The 3rd counterpart can prevent the axial displacement of handle, and prevents that sleeve is moved out to outside the locked position of first convexity in the axial direction.
In this most preferred embodiment, handle also comprises second surface, and second surface can touch said the 3rd counterpart at the unlocked position of said handle.In this position, handle and sleeve will move on axially said, convexity is discharged into the release position outside the first protruding locked position, and allow sleeve around said axial rotation.
In this most preferred embodiment, sleeve comprises the hole on the transverse direction, is used to hold handle.Handle has circular cross section, and said first surface and the second surface handling portion different with two diameters is corresponding.Wherein, first surface is the surface of major diameter part, and second surface is the surface of minor axis part.
In this most preferred embodiment, handle also comprises opening, is used to hold the 4th counterpart.The 4th counterpart is inserted in the opening in case handle is mobile between the primary importance and the second place.For example, the 4th counterpart is a padlock or bolt.
In a most preferred embodiment of the present invention, sleeve comprises the cavity with non-circular cross sections, is used to hold axle.Cavity can transmit rotation, but can not transmit moving axially between sleeve and the axle.For example, the cross section of said cavity is square or rhombus.Install axle in the cavity, thus so that can be around the rotation of said axial rotation response sleeve.
In a most preferred embodiment of the present invention, said axle comprises the 3rd opening, and it can be connected with said sleeve through said second counterpart, in case said quill is outside the said locked position that is moved out to first convexity.
In a most preferred embodiment of the present invention, the 3rd counterpart is second convexity, and it is the part of axle or is fixed in a separate part on axle or the plate.For example, second is protruding for being fixed in a bolt on the axle.
In a most preferred embodiment of the present invention, interlock also comprises fixing in the axial direction round-meshed plate or other bearing device, but this circular hole tolerance sleeve.Arrange or be provided with first counterpart on the plate.First convexity is an outside convexity of sleeve, and first counterpart is a recess that adapts with convexity.Recess can be square or rhombus.
In a most preferred embodiment of the present invention, interlock also comprises axial arranged spring, is used to support or reinforce the locked position of sleeve.Spring force must could be offset through the interlocking that operator remove sleeve/convexity, and makes sleeve flange be close to plate in the first protruding said locked position.
The present invention provides a kind of gas-insulated switchgear that has isolating switch on the other hand.Said gas-insulated switchgear comprises interlock, and as stated, it can prevent the illegal operation of said isolating switch.
In most preferred embodiment, it also comprises the state plate gas-insulated switchgear, and state hardens and is incorporated into sleeve and can rotating together, is used to indicate the different conditions of isolating switch.
Description of drawings
Set forth theme of the present invention in more detail below in conjunction with the most preferred embodiment in the accompanying drawing, wherein:
Fig. 1 is the schematic representation of existing interlock; Wherein, Figure 1A is the structure of existing interlock, and Figure 1B is the unlocked state of existing interlock; Fig. 1 C is the lock state of existing interlock;
Fig. 2 A illustrates the structure of a most preferred embodiment of the present invention; Fig. 2 B illustrates the structure of another most preferred embodiment of the present invention;
Fig. 3 A is the schematic representation of the first most preferred embodiment lock state of the present invention; Fig. 3 B is the sectional drawing of the interlock that is in the lock state of first most preferred embodiment; Fig. 3 C is the schematic representation of first most preferred embodiment unlocked state; Fig. 3 D is the sectional drawing that first most preferred embodiment is in the interlock of unlocked state; Fig. 3 E is the schematic representation of second most preferred embodiment lock state; Fig. 3 F is the schematic representation of second most preferred embodiment unlocked state;
Fig. 4 is that interlock is fixed in the schematic representation on the plate of gas-insulated switchgear;
Fig. 5 is the partial enlarged view that is tightly connected between the gas tank of axle and switching device;
Fig. 6 is according to a most preferred embodiment of the present invention, prevents the structural representation of other parts on the interlock of isolating switch illegal operation of switching device;
Fig. 7 is the schematic representation with the corresponding interlock of two states of switch; Wherein, Fig. 7 A is the switch that is in coupled condition; Fig. 7 B is the switch that is in ground state;
Fig. 8 shows some changes and the modification of most preferred embodiment, and wherein, Fig. 8 A shows the change of recess; Fig. 8 B shows the triangular cross section axle; Interaction between Fig. 8 C demonstration recess and the convexity and the interaction between sleeve cavity and the triangular cross section axle.
Embodiment
Below in conjunction with accompanying drawing of the present invention, most preferred embodiment of the present invention is described in more detail.Shown in Fig. 2 A, the interlock that the restriction of first most preferred embodiment rotatablely moves comprises sleeve 3, and it can rotate and move along axial 100 around axial 100.It is protruding 32 that sleeve 3 comprises, it can interact with recess 12, so that in the rotation of protruding 32 locked position limit sleeve 3.Interlock also comprises handle 4, and it can prevent that sleeve 3 is outside the locked position that is moved out to convexity 32 on axial 100.
In first most preferred embodiment, sleeve 3 comprises the opening 33 on the transverse direction 101, is used to hold handle 4 and on axial 100, handle 4 is attached to sleeve 3.Handle 4 also comprises second opening 41 that is used to hold padlock or bolt 5.When padlock 5 inserted second opening 41, handle 4 was fixed on the locked position 400, and first surface 43 adjacency of convexity 21 and handle 4, and this has just prevented that sleeve 3 and handle 4 from moving on axial 100.Like this, sleeve by protruding 32 lockings, can prevent its rotation in recess 12.When padlock 5 left second opening 41, handle 4 can move on transverse direction 101.Afterwards, protruding 21 will be no longer and any surface of handle 4, because second surface 42 is surfaces of the minor axis parts of handle 4.Like this, sleeve 3 can move on axial 100, on protruding 21 unlocked positions 401 at handle, touches second surface 42.On this position, protruding 32 have been moved out to outside the recess 12.Like this, sleeve 3 will be discharged into the release position from protruding 32 locked position, and can rotate around axial 100.
According to first most preferred embodiment of the present invention, protruding 21 is the part of axle 2 fixing on axial 100 or a bolt that is fixed in axle 2.Protruding 21 length makes first surface 43 adjacency of itself and handle 4, so as in recess 12 convexity 32 of locking bushing 3, and when it touches second surface 42, the convexity 32 of sleeve 3 is discharged from recess 12.
Fig. 2 B is the structure of second most preferred embodiment of the present invention.Sleeve 3 comprise opening 33 ', its can with opening 23 on axle 2 fixing on axial 100 ' be complementary, in case sleeve 3 is being moved out on axial 100 outside protruding 32 the locked position.
According to second most preferred embodiment of the present invention, interlock also comprise padlock or bolt 4 '.Shown in Fig. 3 E, when the opening 33 of padlock 4 ' insertion sleeve 3 ' and match the 23 ' time of opening of being fixed on the axle 2, sleeve 3 is fixed on locked position and can not on axial 100, moves.Like this, sleeve 3 can be prevented its rotation by 32 lockings of the convexity in the recess 12.Fig. 3 F is the schematic representation of second most preferred embodiment unlocked state.When padlock 4 ' after removing, opening 33 ' will be released, thereby break off with the opening 23 of stationary axle 2 ' be connected.Like this, sleeve 3 can the direction towards recess 12 move on axial 100, and protruding 32 will be moved out to outside the recess 12.Like this, sleeve 3 will be discharged into the release position from protruding 32 locked position, and can rotate around axial 100.
In second most preferred embodiment, at unlocked state rotational sleeve 3 more efficiently, interlock also comprise the handle 40 that is fixed on the sleeve 3 '.
In most preferred embodiment of the present invention, the cross section of convexity 32 and recess 12 can be square or rhombus, and they are interlock each other.
In most preferred embodiment of the present invention, sleeve 3 comprises cavity 31, is used to hold axle 2; Shown in Fig. 3 A, 3C, 3E and 3F, at this, the cross section of cavity 31 is non-circular; Interlock also comprises axle 2, and it can transmit rotation, but can not transmit moving axially between sleeve 3 and the axle 2.For example, the cross section of the cavity 31 on axle 2 and the axle 2 all can be square or rhombus.
In most preferred embodiment of the present invention, interlock also comprises the plate 1 that has circular hole 11, and circular hole 11 can tolerance sleeve 3; Shown in Fig. 3 A～3F, at this, plate 1 is provided with two recesses 12.Two recesses 12 be through can interlocking and prevent that with protruding 32 interaction sleeve 3 from rotating, thus to the two states of inductive switch: coupled condition with break off ground state.
In most preferred embodiment of the present invention, interlock also is included in the spring of arranging on axial 100 61, and it can apply pretightening force makes sleeve 3 be close to plate 1.The power of spring 61 must be offset when removing the interlocking of sleeve/convexity by operator.When the convexity 32 of sleeve 3 can move in the recess 12, the power drive spool 3 of spring 61 moved on to protruding 32 locked position backward from recess 12 on axial 100, and make the flange of sleeve 3 be close to plate 1.
Another aspect of the present invention is used for interlock to have the gas-insulated switchgear of isolating switch.Said gas-insulated switchgear comprises an interlock, and as stated, it is through being provided with the illegal operation that can prevent isolating switch.Fig. 4 is that interlock is fixed in the schematic representation on the plate of gas-insulated switchgear.
In order to prevent the illegal operation of isolating switch, interlock need be tightly connected with GIS.Fig. 5 is the partial enlarged view that is tightly connected between the gas tank of axle 2 and switching device.As shown in Figure 6, axle 2 also comprises piston 63 parts that are positioned at the GIS side, and it is identical with the endoporus on bearing or the cylinder 64.Bearing fixing is on gas tank.Two circular grooves 65 are arranged on the surface of piston 63, realize being tightly connected between axle 2 and the bearing with two elasticity round section joint rings.
In most preferred embodiment, as shown in Figure 6, gas-insulated switchgear also comprises a state plate 62 that is pivotally attached to sleeve 3, is used to indicate the different conditions of isolating switch.Be attached on the sleeve 3 for what rotate, state plate 62 comprise one with plate 1 on the identical recess 622 of recess 12.State plate 62 also comprises two status indication devices 627, and it is corresponding with opening 17 and two recesses 12 on the plate 1.When sleeve 3 was locked by the convexity in one of them recess 12 32, one of them status indication device 627 was through the opening 17 corresponding demonstrations on the plate 1, and the state of indicator cock.Fig. 7 is the schematic representation with the corresponding interlock of two states of switch; Wherein, Fig. 7 A is the switch that is in coupled condition; Fig. 7 B is the switch that is in ground state.Status indication device 627 shows " I " in coupled condition, and breaks off ground state demonstration " O ".
The advantage of interlock of the present invention:
Interlock of the present invention need not to open the rotation that can prevent axle in the switching device in the switching device through the outer parts of switching device.This makes interlock of the present invention safety and meet the requirement of IP 4X more.
Through delicate joint and recess and protruding precision engagement protruding and handle, axle can't rotate fully.Therefore, the invention provides a kind of perfect interlocking mechanism.
Although the present invention is based on some most preferred embodiments and describes, the personnel that are proficient in technology understand those embodiments and never should limit scope of the present invention.These embodiments can also have multiple change and improvement.For example, Fig. 8 A show recess 12 ' altered form, the triangular cross section axle 2 that Fig. 8 B shows ', the recess 12 that Fig. 8 C shows ' with convexity 32 ' interaction and sleeve 3 cavity 31 ' with triangular cross section axle 2 ' interaction.Shown in above-mentioned these figure, recess 12 ' improvement also can protruding 32 ' locked position interlocking sleeve 3, the triangular cross section cavity 31 of sleeve 3 ' also can transmit sleeve 3 and spools 2 ' between rotatablely move.
In the spirit and scope that do not break away from the present invention and appended claim, can do various replacements, variation and retouching.Therefore, the present invention should not be limited to preferred embodiment and the disclosed content of accompanying drawing, and protection scope of the present invention is as the criterion with the scope that appending claims was defined.
Claims (15)
1. the interlock that restriction rotatablely moves comprises sleeve (3), and it can rotate around axial (100), and can go up in axial (100) and move; Sleeve (3) comprises first convexity (32), and it can cooperatively interact with first counterpart (12), in the said sleeve of locked position limit (3) rotation of first convexity (32); Said interlock also comprises second counterpart (4,4 '), its can prevent said sleeve (3) vertically (100) be moved out to outside the locked position of first convexity (32).
2. interlock according to claim 1 is characterized in that: said second counterpart is padlock or bolt (4 '), and it can be fixed on the sleeve (3), in case said sleeve (3) axially is being moved out to outside the locked position of first convexity (32) on (100).
3. interlock according to claim 1 is characterized in that: said second counterpart is handle (4), and it can be gone up in said axially (100) and combine with sleeve (3); Said handle (4) comprises first surface (43); This first surface (43) can prevent that sleeve axially is being moved out to outside the locked position of first convexity (32) on (100) in the locked position (400) and the 3rd counterpart (21) adjacency of upward fixing in axial (100) of handle (4).
4. interlock according to claim 3 is characterized in that: said handle (4) also comprises second surface (42); Second surface (42) can touch said the 3rd counterpart (21) at the unlocked position (401) of handle (4), thereby allows sleeve (3) in the release position of first convexity (32), rotates around said axially (100).
5. interlock according to claim 3 is characterized in that: sleeve (3) is included in first opening of (101) on the transverse direction, can be used to hold handle (4), and handle and sleeve are combined.
6. interlock according to claim 3 is characterized in that: said handle (4) also comprises second opening (41), can be used to hold the 4th counterpart (5); Wherein the 4th counterpart (5) is inserted said second opening (41), in case handle (4) moves between said locked position (400) and unlocked position (401).
7. interlock according to claim 4 is characterized in that: said handle (4) has circular cross section, and said first surface (43) and second surface (42) are corresponding to two diameter different portions of handle.
8. interlock according to claim 1 is characterized in that: said sleeve (3) comprises the cavity (31) with non-circular cross sections, is used to hold axle (2).
9. interlock according to claim 8 is characterized in that: said axle (2) comprises the 3rd opening (23 '), and it can combine with said sleeve (3) through said second counterpart (4 ').
10. interlock according to claim 8 is characterized in that: said the 3rd counterpart (21) is one second convexity, and it is a part that is fixed in axle on axially; Perhaps said the 3rd counterpart (21) is one second convexity, and it is a separate part that is fixed on axle (2) or the plate (1).
11. interlock according to claim 1 is characterized in that: interlock also comprises the plate (1) that has circular hole (11), and this circular hole (11) can tolerance sleeve (3); Wherein, first counterpart (12) is arranged on this plate (1).
12. interlock according to claim 11 is characterized in that: said first counterpart (12) is a recess, and this recess (12) is arranged on the circumference of circular hole (11).
13. interlock according to claim 1 is characterized in that: interlock also comprises the spring (61) that axial (100) are arranged, is used to support the locked position of first convexity (32).
14. a gas-insulated switchgear that has isolating switch is characterized in that: it comprises as above any described interlock of claim, is used to prevent the illegal operation of isolating switch.
15. gas-insulated switchgear according to claim 14 is characterized in that: it also comprises state plate (62), and state plate (62) is attached to sleeve (3) and can rotates together, is used to indicate the different conditions of isolating switch.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2009/071808 WO2010130099A1 (en) | 2009-05-15 | 2009-05-15 | Lock device for restricting rotational movement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102369361A true CN102369361A (en) | 2012-03-07 |
| CN102369361B CN102369361B (en) | 2013-12-18 |
Family
ID=43084617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200980159756.8A Active CN102369361B (en) | 2009-05-15 | 2009-05-15 | Lock device for restricting rotational movement |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2430322B1 (en) |
| CN (1) | CN102369361B (en) |
| WO (1) | WO2010130099A1 (en) |
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| CN103021718A (en) * | 2012-12-14 | 2013-04-03 | 广西银河迪康电气有限公司 | Three-position switch operating mechanism with anti-overshoot device |
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| CN104485249A (en) * | 2014-11-04 | 2015-04-01 | 兖州煤业股份有限公司 | Fully-mechanized coal winning machine, isolation switch and locking device |
| CN105065354A (en) * | 2015-07-15 | 2015-11-18 | 淮南矿业(集团)有限责任公司 | Interlocking device |
| CN110459421A (en) * | 2019-08-26 | 2019-11-15 | 国网新疆电力有限公司阿勒泰供电公司 | Low-voltage circuit breaker with anti-misoperation locking device |
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| CN103545130A (en) * | 2012-07-09 | 2014-01-29 | 厦门宏发开关设备有限公司 | Circuit breaker opening and locking mechanism |
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| US9828789B2 (en) | 2015-12-22 | 2017-11-28 | Leviton Manufacturing Co., Inc. | Locking and sealing arrangement for a load switch handle |
| CN114256770A (en) * | 2020-09-21 | 2022-03-29 | 上海量乘机电科技有限公司 | Position indicating device for electrical switchgear |
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| FR2878070B1 (en) * | 2004-11-18 | 2006-12-22 | Areva T & D Ag | MECHANICAL CONTROL DEVICE FOR AN ELECTRICAL EQUIPMENT WITH THREE SWITCH POSITIONS HAVING A SELECTION LEVER COOPERATING WITH A CAME |
| CN2757503Y (en) * | 2004-11-27 | 2006-02-08 | 鸿富锦精密工业（深圳）有限公司 | Hinge structure |
| CN201034101Y (en) * | 2007-04-12 | 2008-03-12 | 宁波双友塑料制品有限公司 | Extension locating means for extension arm |
| CN201056269Y (en) * | 2007-06-04 | 2008-05-07 | 捷安特(中国)有限公司 | Pipe fitting cramping arrangement |
| EP2012029B1 (en) * | 2007-07-06 | 2009-11-11 | C.R.F. Società Consortile per Azioni | Locking device for preventing a rotation and/or an axial movement of a pin, including shape memory releasing means |
| CN201234032Y (en) * | 2008-07-25 | 2009-05-06 | 安费诺科耐特(西安)科技有限公司 | Radio frequency connector capable of preventing inner conductor from axial direction movement and radial direction rotation |
-
2009
- 2009-05-15 WO PCT/CN2009/071808 patent/WO2010130099A1/en active Application Filing
- 2009-05-15 CN CN200980159756.8A patent/CN102369361B/en active Active
- 2009-05-15 EP EP09844511.7A patent/EP2430322B1/en not_active Not-in-force
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103021718A (en) * | 2012-12-14 | 2013-04-03 | 广西银河迪康电气有限公司 | Three-position switch operating mechanism with anti-overshoot device |
| CN103021718B (en) * | 2012-12-14 | 2015-08-12 | 广西银河迪康电气有限公司 | There is the anti-operation mechanism with three-position switch crossing flushing device |
| CN103337479A (en) * | 2013-07-05 | 2013-10-02 | 合肥京东方光电科技有限公司 | Array substrate, display device and method for manufacturing array substrate |
| CN104485249A (en) * | 2014-11-04 | 2015-04-01 | 兖州煤业股份有限公司 | Fully-mechanized coal winning machine, isolation switch and locking device |
| CN104485249B (en) * | 2014-11-04 | 2017-02-15 | 兖州煤业股份有限公司 | Fully-mechanized coal winning machine, isolation switch and locking device |
| CN105065354A (en) * | 2015-07-15 | 2015-11-18 | 淮南矿业(集团)有限责任公司 | Interlocking device |
| CN110459421A (en) * | 2019-08-26 | 2019-11-15 | 国网新疆电力有限公司阿勒泰供电公司 | Low-voltage circuit breaker with anti-misoperation locking device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010130099A1 (en) | 2010-11-18 |
| EP2430322A1 (en) | 2012-03-21 |
| EP2430322A4 (en) | 2014-01-29 |
| EP2430322B1 (en) | 2016-01-27 |
| CN102369361B (en) | 2013-12-18 |
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Effective date of registration: 20180427 Address after: Baden, Switzerland Patentee after: ABB TECHNOLOGY LTD. Address before: Zurich Patentee before: ABB T & D Technology Ltd. |