CN101692522A - Interlocking device for earthing switch operation of switch cabinet - Google Patents
Interlocking device for earthing switch operation of switch cabinet Download PDFInfo
- Publication number
- CN101692522A CN101692522A CN200910101983A CN200910101983A CN101692522A CN 101692522 A CN101692522 A CN 101692522A CN 200910101983 A CN200910101983 A CN 200910101983A CN 200910101983 A CN200910101983 A CN 200910101983A CN 101692522 A CN101692522 A CN 101692522A
- Authority
- CN
- China
- Prior art keywords
- operating axis
- switch
- interlocking shaft
- switch operating
- earthed switch
- 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
Images
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention relates to an interlocking device, in particular to an interlocking device for earthing switch operation of a switch cabinet; the technical proposal provided by the invention is that: the interlocking device for earthing switch operation of the switch cabinet comprises an earthing switch operation shaft, an interlocking piece is arranged on the earthing switch operation shaft, an interlocking plate is arranged on a door body of the switch cabinet, and the earthing switch operation shaft is rotated to opening and earthing positions to form clamping and separation of the interlocking piece and the interlocking plate respectively, an interlocking shaft which is parallel to the earthing switch operation shaft, is abutted intermittently with the door body of the switch cabinet and does reciprocating slippage movement along the switch cabinet body is arranged at one side of the earthing switch operation shaft, a baffle block which is extended to the earthing switch operation shaft and forms circumferential shifting when the earthing switch operation shaft is rotated to the earthing position is arranged on the interlocking shaft. By adopting the technical proposal, the interlocking device for earthing switch operation of the switch cabinet, which has compact structure and accurate location of the earthing switch operation shaft, can prevent the earthing switch operation shaft from shifting owning to excessive operating force and improve the safety performance, is provided.
Description
Technical field
The present invention relates to a kind of interlock, particularly a kind of interlocking device for earthing switch operation of switch cabinet.
Background technology
Switch cubicle is used for connecting, disconnects and protects supply line, and cooperates the equipment of realizing the excision faulty line with relaying protection.Usually be equipped with an earthed switch in the switch cubicle, when supply line or equipment break down and normal maintenance earthed switch ground connection must be protected life safety with this.In supply line, have only after earthed switch ground connection, just think safe.
Owing to be covered with high-tension circuit in the switch cubicle, it is breakneck when the earthed switch operating axis of operating personnel in switch cubicle inside is in gate-dividing state (the inner energising of switch cubicle) the cabinet door of switch cubicle being opened, in order to eliminate this type of potential safety hazard, the person skilled in art uses the open and close that the earthed switch operating axis comes limit switch cabinet door body usually.
At present, the switch cubicle that is used for the open and close of earthed switch operating axis limit switch cabinet body that occurs on market or the data, usually at the place, operating side of earthed switch operating axis locking part is set, extended support cooperates on the door body of locking part and switch cubicle or the door body, be typically provided with draw-in groove or the hole adaptive on the support with locking part, locking part rotates to the ground connection cutter when being in the position of separating brake with the earthed switch operating axis, make draw-in groove or hole on locking part and the support constitute clamping, this moment, the earthed switch operating axis can't rotate, and switch cubicle door body also just can't be opened; When the earthed switch operating axis rotated to ground state, draw-in groove on locking part and the support or hole broke away from, and switch cubicle door body just can be opened.
In technique scheme, if the drive motors of control earthed switch operating axis or manually executive item is firmly excessive, draw-in groove or hole on the support that extends on the locking part that can cause place, earthed switch operating axis operating side and switch cubicle door body or the door body take place to break away from or breakage; And the quality of fit of locking part and earthed switch operating axis and support is had relatively high expectations, when locking part falls in draw-in groove on the support or the hole, slightly skew takes place and may cause locking part to enter in draw-in groove on the support or the hole back by card is firm fully in its position, locking part can't break away from from draw-in groove or hole, makes also can't implement when switch cubicle door body need be opened to open.
Summary of the invention
Deficiency at prior art exists the invention provides a kind of compact conformation, the accurate positioning of earthed switch operating axis, prevents the excessive interlocking device for earthing switch operation of switch cabinet that causes the displacement of earthed switch operating axis and improve security performance of operating force.
For realizing technique scheme, the invention provides following technical scheme: a kind of interlocking device for earthing switch operation of switch cabinet, include the earthed switch operating axis, the earthed switch operating axis is provided with locking part, switch cubicle door body is provided with interlock plate, the earthed switch operating axis rotates to separating brake and earthing position and constitutes engaging and disengaging of locking part and interlock plate respectively, one side of described earthed switch operating axis is provided with in parallel, and intermittently conflict with switch cubicle door body, along the interlocking shaft of the reciprocal slippage of switch cabinet, this interlocking shaft is provided with towards the earthed switch operating axis and extends, when constituting the unlatching of switch cubicle door body, the earthed switch operating axis rotates to the block of the circumferential gear of earthing position.
Adopt technique scheme, make this interlocking device's compact conformation, and the interlocking shaft of being located at earthed switch operating axis one side be can guarantee that switch cubicle door body is in opening the time that the earthed switch operating axis can remain on ground state; Owing to locking part on block on the interlocking shaft and the earthed switch operating axis constitutes conflict along with the unlatching of switch cubicle door body, when preventing that effectively switch cubicle door body from opening, the earthed switch operating axis enters into gate-dividing state by ground state and causes the inner energising of switch cabinet, operating personnel are damaged, and when switch cubicle door body need be closed, switch cubicle Men Tiyu interlocking shaft is conflicted, constitute the interlocking shaft slippage, locking part breaks away from conflict on block on the interlocking shaft and the earthed switch operating axis, make the earthed switch operating axis can enter into gate-dividing state, this moment, the locking part of earthed switch operating axis was connected with interlock plate on the switch cubicle door body, the closing of formation switch cubicle door body; Make that the earthed switch operating axis can't enter gate-dividing state when switch cubicle door body was not closed, be provided with like this and improved coefficient of safety; And the location locking of block and earthed switch operating axis reduces its machining accuracy, and it is not enough and cause the interlocking shaft can't earthed switch operating axis locking or operating force is excessive and change the state of earthed switch operating axis machining accuracy can not occur.
The present invention further is set to: the locking part on the described earthed switch operating axis includes extended connecting lever on the connecting lever body that is sheathed on the earthed switch operating axis and the connecting lever body, switch cubicle door body is opened, the block that the earthed switch operating axis is on earthing position connecting lever and the interlocking shaft is conflicted, constitute the circumferential gear of earthed switch operating axis, the earthed switch operating axis is in separating brake position connecting lever and engages with interlock plate, constitutes closing of switch cubicle door body.
Adopt technique scheme, make that the locking part on the earthed switch operating axis is simple in structure, convenient processing, and the block on this locking part and interlock plate and the chain axle cooperate not only simple, convenient, and compact, reversing once more after having guaranteed the location when the earthed switch operating axis can be in ground connection or separating brake accurately and having prevented its location.
The present invention further is set to: described interlocking shaft includes conflict end, movable end and locking end, described block is rectangular substantially, its middle part offers the mounting groove adaptive with interlocking shaft, and be installed on the locking end of interlocking shaft by this mounting groove, be provided with return unit between the locking end of interlocking shaft and the movable end.
Adopt such scheme, make that the locking part on interlocking shaft and the earthed switch operating axis can compact and simple the conflict.
The cross section of interlocking shaft wherein is rectangular shape substantially, the side of two symmetries that it is horizontal is a straight flange, the top margin of two symmetries and base are respectively the arc limit longitudinally, and setting then is the effect that can't play gear in order to prevent interlocking shaft from rotating in a circumferential direction like this.
The present invention further is set to: the two ends of described earthed switch operating axis and interlocking shaft are undertaken in respectively on the side plate and bearing of switch cabinet, it is adaptive with earthed switch operating axis and interlocking shaft respectively that the side plate of switch cabinet and bearing are used to install the installing hole of earthed switch operating axis and interlocking shaft, and be matched in clearance with it, described interlocking shaft is in the oblique upper of earthed switch operating axis, the return unit of interlocking shaft is a back-moving spring, one end of this back-moving spring and block are conflicted, the other end and bearing are conflicted, and the corresponding position that is positioned at the interlocking shaft movable end on the bearing is provided with travel switch.
Adopt technique scheme, same side plate and the seat supports of passing through the switch cabinet with earthed switch operating axis and interlocking shaft, moment in the time of can reducing interlocking shaft to ground connection switching manipulation axle bumper position, its dynamics is evenly distributed, has prevented from that operating force is much interlocking shaft and earthed switch operating axis are caused damage; The setting of back-moving spring then is when switch cubicle door body is opened, and interlocking shaft can be returned to home position (being the position of interlocking shaft with earthed switch operating axis locking) fast.The effect of travel switch then is at the earthed switch operating axis during by motor-driven, travel switch can be controlled the unlatching of motor and stop, thereby constitute the running of earthed switch operating axis and stop, the movable end of interlocking shaft is the control end of travel switch, and interlocking shaft is conflicted by switch cubicle door body, when its movable end and travel switch touching, then travel switch cuts out, otherwise when the movable end of interlocking shaft broke away from travel switch, then travel switch was opened; Also can implement remote operation to it after travel switch is set, the transmission by signal is implemented the controlling of travel switch, and then implements the control to ground connection switching manipulation axle.
Below in conjunction with accompanying drawing the present invention is further described:
Description of drawings
Fig. 1 is in the structural representation of ground state for embodiment of the invention earthed switch operating axis;
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is in the structural representation of gate-dividing state for embodiment of the invention earthed switch operating axis.
Embodiment
As Fig. 1, Fig. 2, a kind of interlocking device for earthing switch operation of switch cabinet shown in Figure 3, include earthed switch operating axis 1, earthed switch operating axis 1 is provided with locking part 2, switch cubicle door body 3 is provided with interlock plate 31, earthed switch operating axis 1 rotates to separating brake and earthing position and constitutes engaging and disengaging of locking part 2 and interlock plate 31 respectively, one side of described earthed switch operating axis 1 is provided with in parallel, and intermittently conflict with switch cubicle door body, along the interlocking shaft 4 of the reciprocal slippage of switch cabinet, this interlocking shaft 4 is provided with towards earthed switch operating axis 1 and extends, constituting switch cubicle door body 3 opens, earthed switch operating axis 1 rotates to the block 41 of the circumferential gear of earthing position.Adopt technique scheme, make this interlocking device's compact conformation, and the interlocking shaft 4 of being located at earthed switch operating axis 1 one sides be can guarantee that switch cubicle door body 3 is in opening the time that earthed switch operating axis 1 can remain on ground state; Owing to locking part 2 on block on the interlocking shaft 4 41 and the earthed switch operating axis 1 constitutes conflict along with the unlatching of switch cubicle door body 3, when preventing that effectively switch cubicle door body 3 from opening, earthed switch operating axis 1 enters into gate-dividing state by ground state and causes the inner energising of switch cabinet, operating personnel are damaged, and when switch cubicle door body 3 need be closed, switch cubicle door body 3 is conflicted with interlocking shaft 4, constitute interlocking shaft 4 slippages, locking part 2 breaks away from conflict on block 41 on the interlocking shaft 4 and the earthed switch operating axis 1, make earthed switch operating axis 1 can enter into gate-dividing state, this moment, earthed switch operating axis 1 locking part 2 was connected with interlock plate 31 on the switch cubicle door body 3, the closing of formation switch cubicle door body 3; When impelling switch cubicle door body 3 not close, earthed switch operating axis 1 can't enter gate-dividing state, is provided with like this to have improved coefficient of safety; And the location locking of block 41 and earthed switch operating axis 1 reduces its machining accuracy, and it is not enough and cause the interlocking shaft 4 can't earthed switch operating axis 1 locking or operating force is excessive and change the state of earthed switch operating axis machining accuracy can not occur.
In embodiments of the present invention, locking part 2 on the earthed switch operating axis 1 includes extended connecting lever 22 on the connecting lever body 21 that is sheathed on the earthed switch operating axis 1 and the connecting lever body 21, need to prove, connecting lever body 21 can be wholely set with earthed switch operating axis 1, also can be for adding in addition the parts that get on, described interlocking shaft 4 includes the end 42 of conflicting, movable end 43 and locking end 44, block 41 on the interlocking shaft 4 is rectangular substantially, its middle part offers the mounting groove 411 adaptive with interlocking shaft 4, and is installed on the locking end 44 of interlocking shaft 4 by this mounting groove 411; In embodiments of the present invention, the cross section of interlocking shaft 4 is rectangular shape substantially, the side of two symmetries that it is horizontal is a straight flange, the top margin of two symmetries and base are respectively the arc limit longitudinally, the shape of mounting groove 411 is consistent with the shape of interlocking shaft 4 cross sections on the block 41, by adopting such scheme, make when earthed switch operating axis 1 is in earthing position, connecting lever 22 on the earthed switch operating axis 1 is the conflict shape with the block 41 on the interlocking shaft 4, impel the circumferential location of earthed switch operating axis 1, and earthed switch operating axis 1 is when being in the separating brake position, the conflict of end 42 because 3 pairs of interlocking shafts of switch cubicle door body 4 are conflicted, impel interlocking shaft 4 axially to carry out slippage, 22 of connecting levers on the earthed switch operating axis 1 can break away from the block 41 on the interlocking shaft 4, then engage with interlock plate 31, constitute the locking of switch cubicle door body 3 and the energising of switch cabinet inside.
In embodiments of the present invention, earthed switch operating axis 1 is undertaken in respectively on the side plate 5 and bearing 6 of switch cabinet with the two ends of interlocking shaft 4, it is adaptive with earthed switch operating axis 1 and interlocking shaft 4 respectively that the side plate 5 of switch cabinet and bearing 6 are used to install the installing hole 7 of earthed switch operating axis 1 and interlocking shaft 4, and be matched in clearance with it, being provided with like this is in order to realize moving back and forth of interlocking shaft 4 and rotating in a circumferential direction of earthed switch operating axis 1, and the installing hole of installing for interlocking shaft 4 on the side plate 5 of confession switch cabinet and the bearing 67 is consistent with the shape of interlocking shaft 4 cross sections, impel the interlocking shaft 4 can only axial slip, and can not rotate in a circumferential direction, thereby guaranteed the location of interlocking shaft 4 with earthed switch operating axis 1.Described interlocking shaft 4 is in the oblique upper of earthed switch operating axis 1, interlocking shaft 4 is can not produce touching when making two parts operations or interact with being provided with staggering of earthed switch operating axis 1 on the one hand, make on the other hand interlocking shaft 4 can be better and earthed switch operating axis 1 position, certainly, the oblique below of interlocking shaft 4 being located at earthed switch operating axis 1 also is feasible, behind the present invention, this type of change is easy to accomplish.The same side plate 5 that passes through the switch cabinet and the bearing 6 of earthed switch operating axis 1 and interlocking shaft 4 are supported, moment in the time of can reducing 4 pairs of ground connection switching manipulations of interlocking shaft axle, 1 gear, its dynamics is evenly distributed, has prevented from that operating force is much interlocking shaft 4 and earthed switch operating axis 1 are caused damage.The corresponding position that is positioned at interlocking shaft 4 movable ends 43 on the described bearing 6 is provided with travel switch 8, travel switch 8 can be controlled the unlatching of motor and stop, thereby constitute the running of earthed switch operating axis 1 and stop, the movable end 43 of interlocking shaft 4 is the control end of travel switch 8, and interlocking shaft 4 is conflicted by switch cubicle door body 3, when its movable end 43 is touched with travel switch 8, then travel switch 8 cuts out, otherwise when the movable end 43 of interlocking shaft 4 broke away from travel switch 8, then travel switch 8 was opened; Also can implement remote operation to it after travel switch 8 is set, the transmission by signal is implemented the controlling of travel switch 8, and then implements the control to ground connection switching manipulation axle 1.
In order to make interlocking shaft 4 can after conflicted by switch cubicle door body 3, be in slippage on the side plate 5 of switch cabinet and the bearing 6 without dependent manual operation, the present invention is provided with return unit between the locking end 44 of interlocking shaft 4 and movable end 43, this return unit is a back-moving spring 45, one end of back-moving spring 45 and block 41 are conflicted, and the other end and bearing 6 are conflicted.The setting of back-moving spring 45 is when switch cubicle door body 3 is opened, and interlocking shaft 4 can be returned to home position (being the position of interlocking shaft 4 with earthed switch operating axis 1 locking) fast
In embodiments of the present invention, interlock plate 31 is connected with switch cubicle door body 3 by screw, its end place that is connected with locking part 2 on the earthed switch operating axis 1 offers " U " shape opening 311, and the connecting lever 22 that is somebody's turn to do on " U " shape opening 311 and the earthed switch operating axis 1 is adaptive.Be provided with simple in structurely, easy to process like this, and connect compact.
Claims (6)
1. interlocking device for earthing switch operation of switch cabinet, include the earthed switch operating axis, the earthed switch operating axis is provided with locking part, switch cubicle door body is provided with interlock plate, the earthed switch operating axis rotates to separating brake and earthing position and constitutes engaging and disengaging of locking part and interlock plate respectively, it is characterized in that: a side of described earthed switch operating axis is provided with in parallel, and intermittently conflict with switch cubicle door body, along the interlocking shaft of the reciprocal slippage of switch cabinet, this interlocking shaft is provided with towards the earthed switch operating axis and extends, constituting switch cubicle door body opens, the earthed switch operating axis rotates to the block of the circumferential gear of earthing position.
2. interlocking device for earthing switch operation of switch cabinet according to claim 1, it is characterized in that: the locking part on the described earthed switch operating axis includes extended connecting lever on the connecting lever body that is sheathed on the earthed switch operating axis and the connecting lever body, switch cubicle door body is opened, the block that the earthed switch operating axis is on earthing position connecting lever and the interlocking shaft is conflicted, constitute the circumferential gear of earthed switch operating axis, the earthed switch operating axis is in separating brake position connecting lever and engages with interlock plate, constitutes closing of switch cubicle door body.
3. interlocking device for earthing switch operation of switch cabinet according to claim 1, it is characterized in that: described interlocking shaft includes conflict end, movable end and locking end, described block is rectangular substantially, its middle part offers the mounting groove adaptive with interlocking shaft, and be installed on the locking end of interlocking shaft by this mounting groove, be provided with return unit between the locking end of interlocking shaft and the movable end.
4. interlocking device for earthing switch operation of switch cabinet according to claim 3, it is characterized in that: the cross section of described interlocking shaft is rectangular shape substantially, the side of two symmetries that it is horizontal is a straight flange, and the top margin of two symmetries and base are respectively the arc limit longitudinally.
5. according to claim 1 or 2 or 3 or 4 described interlocking device for earthing switch operation of switch cabinet, it is characterized in that: the two ends of described earthed switch operating axis and interlocking shaft are undertaken in respectively on the side plate and bearing of switch cabinet, it is adaptive with earthed switch operating axis and interlocking shaft respectively that the side plate of switch cabinet and bearing are used to install the installing hole of earthed switch operating axis and interlocking shaft, and be matched in clearance with it, described interlocking shaft is in the oblique upper of earthed switch operating axis, the return unit of interlocking shaft is a back-moving spring, one end of this back-moving spring and block are conflicted, the other end and bearing are conflicted, and the corresponding position that is positioned at the interlocking shaft movable end on the bearing is provided with travel switch.
6. interlocking device for earthing switch operation of switch cabinet according to claim 1, it is characterized in that: described interlock plate is connected with switch cubicle door body by screw, its end place that is connected with locking part on the earthed switch operating axis offers " U " shape opening, and the connecting lever that is somebody's turn to do on " U " shape opening and the earthed switch operating axis is adaptive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101019837A CN101692522B (en) | 2009-08-25 | 2009-08-25 | Interlocking device for earthing switch operation of switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101019837A CN101692522B (en) | 2009-08-25 | 2009-08-25 | Interlocking device for earthing switch operation of switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101692522A true CN101692522A (en) | 2010-04-07 |
| CN101692522B CN101692522B (en) | 2012-05-30 |
Family
ID=42081186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101019837A Active CN101692522B (en) | 2009-08-25 | 2009-08-25 | Interlocking device for earthing switch operation of switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101692522B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102237212A (en) * | 2010-04-21 | 2011-11-09 | 山西太钢不锈钢股份有限公司 | Touch type grounding contact |
| CN103227062A (en) * | 2013-04-23 | 2013-07-31 | 镇江大全伊顿电器有限公司 | Interlocking mechanism for ground switch and front lower door of medium-voltage switch cabinet |
| CN103227063A (en) * | 2013-04-23 | 2013-07-31 | 镇江大全伊顿电器有限公司 | Interlocking mechanism for ground switch and back door of medium-voltage switch cabinet |
| CN103441013A (en) * | 2013-08-15 | 2013-12-11 | 上海广电电气(集团)股份有限公司 | Interlocking device for switch cabinet rear door and earthing switch |
| CN106158455A (en) * | 2016-08-30 | 2016-11-23 | 安徽中电兴发与鑫龙科技股份有限公司 | A kind of anti-interlock of high-tension switch cabinet |
| CN109841434A (en) * | 2017-11-29 | 2019-06-04 | 天津平高智能电气有限公司 | Electric appliance cabinet door operation interlocking device |
| CN112531467A (en) * | 2020-12-08 | 2021-03-19 | 上海固特实业有限公司 | Power distribution cabinet equipment convenient to maintain |
| CN113851340A (en) * | 2021-08-20 | 2021-12-28 | 平高集团有限公司 | Three-station operating mechanism and switch cabinet |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200969486Y (en) * | 2006-10-30 | 2007-10-31 | 丽水万控电气有限公司 | Interlocking apparatus for high-voltage switch ground cabinet and backdoor |
| CN201478698U (en) * | 2009-08-25 | 2010-05-19 | 温州新机电器有限公司 | Switch cabinet earthing switch operation interlocking device |
-
2009
- 2009-08-25 CN CN2009101019837A patent/CN101692522B/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102237212A (en) * | 2010-04-21 | 2011-11-09 | 山西太钢不锈钢股份有限公司 | Touch type grounding contact |
| CN102237212B (en) * | 2010-04-21 | 2013-07-10 | 山西太钢不锈钢股份有限公司 | Touch type grounding contact |
| CN103227062A (en) * | 2013-04-23 | 2013-07-31 | 镇江大全伊顿电器有限公司 | Interlocking mechanism for ground switch and front lower door of medium-voltage switch cabinet |
| CN103227063A (en) * | 2013-04-23 | 2013-07-31 | 镇江大全伊顿电器有限公司 | Interlocking mechanism for ground switch and back door of medium-voltage switch cabinet |
| CN103441013A (en) * | 2013-08-15 | 2013-12-11 | 上海广电电气(集团)股份有限公司 | Interlocking device for switch cabinet rear door and earthing switch |
| CN106158455A (en) * | 2016-08-30 | 2016-11-23 | 安徽中电兴发与鑫龙科技股份有限公司 | A kind of anti-interlock of high-tension switch cabinet |
| CN106158455B (en) * | 2016-08-30 | 2018-11-27 | 安徽中电兴发与鑫龙科技股份有限公司 | A kind of anti-interlock of high-tension switch cabinet |
| CN109841434A (en) * | 2017-11-29 | 2019-06-04 | 天津平高智能电气有限公司 | Electric appliance cabinet door operation interlocking device |
| CN112531467A (en) * | 2020-12-08 | 2021-03-19 | 上海固特实业有限公司 | Power distribution cabinet equipment convenient to maintain |
| CN113851340A (en) * | 2021-08-20 | 2021-12-28 | 平高集团有限公司 | Three-station operating mechanism and switch cabinet |
| CN113851340B (en) * | 2021-08-20 | 2023-11-07 | 平高集团有限公司 | Three-station operating mechanism and switch cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101692522B (en) | 2012-05-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101692522B (en) | Interlocking device for earthing switch operation of switch cabinet | |
| CN101809835B (en) | Draw-out switchgear comprising a free-wheeling clutch | |
| CN101802328B (en) | Lock which can be unlocked in an electrically automated manner, in particular for storage systems like lockers | |
| CN201478698U (en) | Switch cabinet earthing switch operation interlocking device | |
| US20100242642A1 (en) | Actuator with Linearly Movable Drive Screw | |
| EP3342013B1 (en) | Mechanical door interlock device | |
| CN107210148A (en) | For disconnecting switch and the mechanical interlocked component of earthed switch | |
| CN103441439A (en) | Switch cabinet equipped with isolating switches, vacuum circuit breakers and grounding switches | |
| US9779891B1 (en) | Breaker motorized secondary connector - field installable kit | |
| WO2009007205A3 (en) | Coaxial drive shaft system, front assembly, withdrawable units and switchgear cabinet | |
| CN110416910B (en) | Switch cabinet and valve driving mechanism with self-locking function | |
| BR112014020203B1 (en) | GEAR SELECTION DEVICE, TRANSMISSION FOR A VEHICLE AND METHOD OF COUPLING A GEAR SELECTION DEVICE TO A TRANSMISSION GEARBOX | |
| CN101662131A (en) | Electric chassis vehicle transmission assembly | |
| CN101682181B (en) | Locking device, front assembly, device carrier and control cabinet | |
| CN112614714A (en) | Operating device for solid insulated switch and solid insulated switch | |
| KR101555553B1 (en) | Safety Device for Drawable Air Circuit Breaker | |
| CN102723222A (en) | Fixed high-voltage switch cabinet interlocking mechanism | |
| JP2006277954A (en) | Disconnecting terminal board | |
| CN105275376A (en) | Direction setting assembly for door rolling machine | |
| EP3453041B1 (en) | Combination of a panel for accommodating a draw-out device and the draw-out device | |
| CN100386838C (en) | Electromagnetic power switch | |
| CN202633146U (en) | Fixed high-voltage switch cabinet interlocking mechanism | |
| CN104577844A (en) | Interlocking mechanism and drawer type switch cabinet with interlocking mechanism | |
| CN201413930Y (en) | Interlocking device of enclosed switch device | |
| KR20160042337A (en) | Interlock device of door and switch-gear having the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325006 No. 4 Dawei Road, High-tech Industrial Park, Ouhai District, Wenzhou City, Zhejiang Province Patentee after: Xinmei Electrical Appliances Co., Ltd. Address before: 325006 No. 4 Dawei Road, High-tech Industrial Park, Ouhai District, Wenzhou City, Zhejiang Province Patentee before: Wenzhou Xinli Electric Co., Ltd. |