CN203589571U - High-voltage switch cabinet with modular operating mechanism - Google Patents
High-voltage switch cabinet with modular operating mechanism Download PDFInfo
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- CN203589571U CN203589571U CN201320736752.5U CN201320736752U CN203589571U CN 203589571 U CN203589571 U CN 203589571U CN 201320736752 U CN201320736752 U CN 201320736752U CN 203589571 U CN203589571 U CN 203589571U
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Abstract
The utility model discloses a high-voltage switch cabinet with a modular operating mechanism, which comprises a cabinet body, an operating room and a driving mechanism. A control end is used for controlling a locking drive mechanism of front and rear doors and on-off of a circuit breaker. The driving mechanism is provided with a driving main shaft, a driving wheel, an auxiliary drive mechanism for driving an auxiliary switch and a driving mechanism used for driving the rear door to be locked, the driving wheel drives the auxiliary switch and the rear door locking driving mechanism, and an operating disk can rotate when a control port rotates to an operating state of the high-voltage switch cabinet; and a front door operating hole cannot open if the rear door or the front door is not closed; a grounding switch operating handle is enabled to rotate so as to open a grounding switch when a driving shaft leaves an isolating switch operating end, the circuit breaker is open, and the circuit breaker is forced to be open before the operating hole is open; and power transmission is completed by closing the upper and lower isolating switches and the circuit breaker. The high-voltage switch cabinet with the modular operating mechanism solves a problem that an error occurs in sequence in the operating process, can achieve a high-reliability requirement of five-prevention, and reduces occurrence of misoperation.
Description
Technical field
The utility model relates to electrical equipment complete switch technical equipment field, particularly a kind of fixed high-voltage switch cubicle with modular operation mechanism.
Background technology
In high pressure assembled electric equipment, in order to ensure the reliability service of metal enclosed switchgear and operator's personal safety, the operation of the isolating switch of high-tension switch cabinet, circuit breaker, earthed switch, cabinet door must meet " five is anti-" interlock requirement according to national regulation: 1, prevent from dividing by mistake and closing by mistake circuit breaker; 2, prevent that on-load from dividing, closing insulating contact; 3, prevent live connection of ground wire; 4, prevent from being with ground wire to close isolating switch; 5, prevent mistakenly entering charged chamber.Traditional high-tension switch cabinet, the anti-misoperation of its isolating switch and conjuncted vacuum short-circuiting device generally adopts movable procedure lock, but this movable procedure lock is because mobile process parts can people for a change become unreliable, and the selectivity that has multiple holes and pin is inserted and is coordinated, also easy clamping stagnation and unreliable; Also because movable part displacement sometimes, cause its clamping stagnation etc. to cause using inconvenient.
Also have installation high-voltage electrification display on cabinet door, electromagnetic lock is installed on door, while having high pressure like this in cabinet, display is bright, reminds and has electricity, and cabinet door electromagnetic lock is blocked simultaneously, and cabinet door cannot be opened.The shortcoming of this design be required element expense higher, on cabinet door, must offer the hole for electrification display and electromagnetic lock are installed, especially when cabinet door is during in opening, because electromagnetic lock is inoperative, also must take to pin isolating switch and not allow the measure of its combined floodgate; Another kind be exactly vacuum contactor point, close employing change over switch, as the LWR change over switch that adopts industry generally to know, carry out program control with procedure lock, this design can not be used push-botton operation vacuum contactor, and need perforate to lock with installation procedure on cabinet door, whole complex operation, cost is also higher.
The operation board of four transverse arrangement of turbo of employing that also have, operation board connects upper and lower isolating switch by connecting rod, upper and lower earthed switch, handle hole is directly arranged on operation board, handle hole is not established radical occlusion device, itself and circuit breaker are interlocked complicated, and this mechanism causes switch cubicle lateral dimension large and high especially to operation requirements, also easy misoperation; Some operating mechanisms adopt four operating axis of passive type positive lock to realize upper and lower isolating switch in switch cubicle, upper and lower earthed switch, the interlocking of circuit breaker; During this passive type interlocking device operation, easily damage operating mechanism.Also have handle hole to stop and adopt multichip connection form, connect fulcrum many, parts are many, high with switch cubicle installation difficulty, poor reliability, also likely misoperation.
Utility model content
The purpose of this utility model is to overcome the deficiency that prior art exists, and provides good and safe and reliable, the simple to operate volume of a kind of linkage little, can meet " five is anti-" interlock requirement, has the operating mechanism for high voltage switch cabinet of modular operation mechanism.
The utility model proposes following technical scheme: a kind of high-tension switch cabinet with modular operation mechanism, comprise cabinet, the bottom of cabinet and sidepiece be setting operation chamber and link case respectively, in cabinet, be provided with the driving mechanism being connected with the operating means in operating room, control end is for controlling the connecting and disconnecting of Qianmen locking, back door locking transmission mechanism and circuit breaker, operation board in operating means is provided with gathering hole, driving mechanism is provided with transmission main shaft and is placed in the drive on transmission main shaft, operating means drives transmission main shaft rotation through transmission mechanism, the sheave device being in transmission connection with transmission main shaft is for driving isolation switch, earthed switch, driving mechanism also comprise setting driving auxiliary switch auxiliary switch transmission mechanism and for driving the back door locking transmission mechanism of back door locking, by drive transmission auxiliary switch transmission mechanism and back door locking transmission mechanism, it is characterized in that: operation board is in fixed axis is arranged on cabinet, fixed axis and transmission main shaft and connecting axle are perpendicular, the first bevel gear of transmission device is meshed with the second bevel gear, the second spur gear that is located at the first spur gear on connecting axle and be located on transmission main shaft is meshed, in link case, be provided with and be arranged on rotatable the first linkage board and the second linkage board in cabinet, on the first connecting lever, the second linkage board, be equipped with back-moving spring, in mechanism shell 1, be provided with the first connecting lever and second connecting lever of slip, the first linkage board is being connected the first connecting lever with one end of the second linkage board, and one end of the second connecting lever is connecting the second linkage board, the interior turning of the first connecting lever and the outer turning of the second connecting lever are corner cut inclined-plane, on the first connecting lever, the second connecting lever, be equipped with skidway hole, backstay is all set in skidway hole, the end of backstay and cabinet shell fix, at control end, be provided with control port, coaxially hinged by the first linkage board and the rotating vane of control port control, near rotating vane outer rim, be provided with ratch, control port place is provided with the tooth bar matching with the ratch of rotating vane, and the connecting terminal on tooth bar is contact with breaker open operation device and is connected, isolating switch sets up upper and lower isolating switch separately, and earthed switch sets up upper and lower earthed switch separately, and the sheave device of transmission main shaft interlock drives controls upper and lower isolating switch and upper and lower earthed switch, sheave device is arranged on swivelling chute arm by fixed axis, groove arm is provided with the driving groove with trundle corresponding matching, driving groove is symmetric double aerofoil profile, be arranged on the sheave on transmission main shaft trundle is installed, trundle is parallel to the setting of fixed axis direction, and sheave rotation drives the rotation of groove arm to realize the driving to isolating switch, earthed switch station through trundle.
The control port control rotating vane of described control end, the premenstrual gate interlock of the first linkage board are its rotation of hand control, first connecting lever one end and first linkage board one end and second linkage board one end are hinged, the first connecting lever other end is provided with the baffle plate matching with gathering hole, and the other end of the second linkage board and the second connecting lever are hinged.
Described groove arm, sheave and fixed axis is respectively two, a groove arm is set on each fixed axis, when transmission main shaft rotates, by sheave, by isolating switch, earthed switch splitting or integrating order, drive one by one groove arm to move, realize the control to upper isolating switch, lower isolating switch, upper earthed switch, lower earthed switch.
Described back door locking transmission mechanism is provided with latch plate, connecting rod and the spring for latch plate is resetted, and alignment pin is housed in latch plate, and connecting rod one end is connected with latch plate, and the other end of connecting rod connects the switching of controlling catch in back door lock; On drive, be provided with breach, latch plate is provided with the projection matching with breach, and during drive rotation, breach drives latch plate motion through projection, to realize the driving to back door locking.
Described auxiliary switch transmission mechanism includes first connecting rod, second connecting rod, first connecting rod is mutually vertical with the link of second connecting rod, described drive is provided with crank slot, first connecting rod one end is placed in crank slot, the other end is connected with second connecting rod, and drive rotation drives second connecting rod motion to form the driving to auxiliary switch station through first connecting rod.
The problem that the utility model has sequentially been made mistakes before and after having solved in operating process, thereby guarantee that operating process meets operational procedure, reach " five is anti-" highly reliable requirement, farthest reduced the generation of misoperation, operate simpler, laborsaving, farthest improved the fail safe that power supply unit is safeguarded, the stability of operation and reliability.Its remarkable result is: 1, isolating switch, circuit breaker, earthed switch can interactively be interlocked, and make interlocking device in operating process, naturally realize following functions: operation sequence is correct, operates successfully, and operation sequence is incorrect, operates unsuccessful; 2, simple in structure, mechanical flexible, reliable in function; 3, part processing is simple, can in the multiple cabinet type machines such as incoming line cabinet, outgoing line cabinet, PT cabinet, use.
Accompanying drawing explanation
Fig. 1 is this operating mechanism for high voltage switch cabinet schematic diagram.
Fig. 2 is the end view of Fig. 1.
Fig. 3 is switch cubicle operation transmission mechanism schematic diagram.
The locking of Fig. 4 back door and auxiliary switch driving mechanism schematic diagram.
Fig. 5 circuit breaker and cabinet door interlocking gear schematic diagram.
Embodiment
As shown in Figure 1 and Figure 2, the utlity model has the high-tension switch cabinet of modular operation mechanism, comprise cabinet 1, the bottom of cabinet and sidepiece be setting operation chamber and link case 36 respectively, in cabinet 1, be provided with the driving mechanism 14 being connected with the operating means 3 in operating room, control end 2 is for controlling the connecting and disconnecting of Qianmen locking, back door locking transmission mechanism 28 and circuit breaker; Operation board 10 in operating means 3 is provided with gathering hole 43, driving mechanism 14 is provided with transmission main shaft 15 and is placed in the drive 16 on transmission main shaft 15, operating means 3 drives transmission main shaft 15 to rotate through transmission mechanism 22, the sheave device 19 being in transmission connection with transmission main shaft 15 is for driving isolation switch, earthed switch, driving mechanism 14 also comprise setting driving auxiliary switch 5 auxiliary switch transmission mechanism 24 and for driving the back door locking transmission mechanism 28 of back door locking, by drive 16 transmission auxiliary switch transmission mechanisms 24 and back door locking transmission mechanism 28.
As shown in Figure 1, Figure 3 and Figure 4, drive 16 is radially housed on transmission main shaft 15, the sheave device 19 being in transmission connection with transmission main shaft 15 is for driving isolation switch, earthed switch, and described operating means 3 drives transmission main shaft 15 to rotate through transmission mechanism 22; Operation board 10 is in fixed axis 9 is arranged on cabinet 1 shell, fixed axis 9 is perpendicular with transmission main shaft 15 and connecting axle 13, the first bevel gear 12 of transmission device 22 is meshed with the second bevel gear 20, is located at the first spur gear 21 on connecting axle 13 and the second spur gear 23 of being located on transmission main shaft 15 is meshed; The "on" position of the circuit breaker splitting or integrating of being controlled by control end 2 intercepts at isolating switch the dead ahead with dead axle 6; Isolating switch sets up upper and lower isolating switch separately, and earthed switch sets up upper and lower earthed switch separately, and the sheave device 19 that transmission main shaft 15 links drives controls upper and lower isolating switch and upper and lower earthed switch; Sheave device 19 is arranged on swivelling chute arm 8 by fixed axis 6, groove arm 8 is provided with the driving groove 7 with trundle 18 corresponding matching, driving groove 7 is symmetric double aerofoil profile, be arranged on the sheave 17 on transmission main shaft 15 trundle 18 is installed, trundle 18 is parallel to fixed axis 6 direction settings, and sheave 17 rotates through trundle 18 and drives 8 rotations of groove arm to realize the driving to isolating switch, earthed switch station.The groove arm 8, sheave 17 and the fixed axis 6 that are located in sheave device 19 are respectively two, a groove arm 8 is set on each fixed axis 6, when transmission main shaft 15 rotates, by sheave 17, by isolating switch, earthed switch splitting or integrating order, drive one by one groove arm 8 to move, the control of realization to upper isolating switch, lower isolating switch, upper earthed switch, lower earthed switch, and there will not be same point, the same phenomenon of closing.
As shown in Figure 4, isolating switch in back door locking and auxiliary switch driving mechanism is divided into isolating switch and lower isolating switch, earthed switch is divided into earthed switch and lower earthed switch, back door locking transmission mechanism 28 is provided with latch plate 34, connecting rod 31 and the spring 35 for latch plate 34 is resetted, alignment pin 33 is housed in latch plate 34, connecting rod 31 one end that connecting rod cap 30 is housed are connected with latch plate 34, and the other end of connecting rod 31 connects the switching of controlling catch in back door lock; On drive 16, be provided with breach 26, latch plate 34 is provided with the projection 27 matching with breach 26, and when drive 16 rotates, breach 26 drives latch plate 34 to move through projection 27, to realize the driving to back door locking.
At auxiliary switch transmission mechanism 24, be provided with first connecting rod 32, second connecting rod 29, first connecting rod 32 is mutually vertical with the link of second connecting rod 29, on drive 16, be provided with crank slot 25, described first connecting rod 32 one end are placed in crank slot 25, the other end is connected with second connecting rod 29, and the rotation of described drive 16 drives second connecting rod 29 to move and then realizes the driving to auxiliary switch station through first connecting rod 32.
As shown in Figure 5, in link case 36, be provided with and be arranged on interior rotatable the first linkage board 53 of cabinet 1 and the second linkage board 38, on the first connecting lever 45, the second linkage board 38, be equipped with back-moving spring 37, in mechanism shell 1, be provided with the first connecting lever 45 and second connecting lever 41 of slip, the first linkage board 53 is being connected the first connecting lever 45, the second connecting levers 41 one end with one end of the second linkage board 38 is connecting the second linkage board 38; The outer turning of the interior turning of the first connecting lever 45 and the second connecting lever 41 is corner cut inclined-plane 42 on corner cut inclined-plane 42, the second connecting levers 41 and is positioned at the non-flat endface position of sidewall of adapter sleeve 11, and cabinet door cannot be opened, and prevents mistakenly entering charged chamber; The back-moving spring 37 arranging on the first connecting lever 45, the second linkage board 38 drives the first connecting lever 45, the second linkage board 38 to reset when controlling end operation; On the first connecting lever 45, the second connecting lever 41, be equipped with two skidway holes that are parallel to each other (46,39), backstay (47,40) is all set in skidway hole, end and cabinet 1 shell of backstay (47,40) fix, and make the first connecting lever 45, the slippage in skidway hole (46,39) separately of the second connecting lever 41.
As shown in Fig. 2, Fig. 5, at control end 2, be provided with control port 51, the first linkage board 53 of being controlled by control port 51 is coaxially hinged with rotating vane 50, and when control port 51 rotates to high-tension switch cabinet operating state, circuit breaker could close a floodgate; Near rotating vane 50 outer rims, be provided with ratch 52, control port 51 places are provided with the tooth bar 49 matching with the ratch 52 of rotating vane 50, connecting terminal 48 on tooth bar 49 is contact with breaker open operation device and is connected, when ratch 52 is during at operating position, make circuit breaker in gate-dividing state, to prevent that on-load from dividing, closing isolation knife.
By control port 51 control rotating vane 50, the premenstrual gate interlock handle 4 of the first linkage board 53 is controlled its rotation, first connecting lever 45 one end and first linkage board 53 one end and second linkage board 38 one end are hinged, it is hinged that first connecting lever 45 other ends are provided with the other end and second connecting lever 41 of baffle plate 44, the second linkage boards 38 that match with gathering hole 43; Between the first bevel gear 12 and operation board 10, adapter sleeve 11 is axially set, on adapter sleeve 11 sidewalls, is set to planar end surface.When control port 51 rotates to high-tension switch cabinet service mode, this corner cut inclined-plane 42 is positioned at the below of adapter sleeve 11, the maintenance of can opening the door, and handle hole 43 is blocked; When control port 51 rotates to high-tension switch cabinet mode of operation, this corner cut inclined-plane 42 is positioned at adapter sleeve 11 tops, and now the handle hole 43 on operation board 10 is opened, and operation board 10 can rotate.
The power transmission step of this high-tension switch cabinet: Xian Guan back door, then close Qianmen, and when control port rotates to high-tension switch cabinet mode of operation, now the handle hole on operation board is opened, and operation board can rotate; As back door or Qianmen, do not close, Qianmen handle hole cannot be opened; Divide circuit breaker, before handle hole is unlocked, circuit breaker is forced separating brake, and transmission shaft driven leaves the dead ahead of isolator operation end, and earthed switch operating grip is rotated grounding switch tripping; Closing upper and lower isolating switch and closing circuit breaker is that power transmission is complete, cannot disconnecting switch operation before breaker open operation, prevent bringing onto load deciliter isolating switch.
Claims (5)
1. one kind has the high-tension switch cabinet of modular operation mechanism, comprise cabinet (1), the bottom of cabinet and sidepiece be setting operation chamber and link case (36) respectively, in cabinet, be provided with the driving mechanism (14) being connected with the operating means (3) in operating room, control end (2) is for controlling the connecting and disconnecting of Qianmen locking, back door locking transmission mechanism (28) and circuit breaker, operation board (10) in operating means (3) is provided with gathering hole (43), driving mechanism is provided with transmission main shaft (15) and is placed in the drive (16) on transmission main shaft, operating means drives transmission main shaft rotation through transmission mechanism (22), the sheave device (19) being in transmission connection with transmission main shaft is for driving isolation switch, earthed switch, driving mechanism also comprise setting driving auxiliary switch (5) auxiliary switch transmission mechanism (24) and for driving the back door locking transmission mechanism of back door locking, by drive (16) transmission auxiliary switch transmission mechanism and back door locking transmission mechanism, it is characterized in that: operation board (10) is arranged in cabinet through fixed axis (9), fixed axis and transmission main shaft and connecting axle (13) are perpendicular, first bevel gear (12) of transmission device (22) is meshed with the second bevel gear (20), the second spur gear (23) that is located at the first spur gear (21) on connecting axle and be located on transmission main shaft is meshed, in link case, be provided with and be arranged on rotatable the first linkage board (53) and the second linkage board (38) in cabinet, on the first connecting lever (45), the second linkage board, be equipped with back-moving spring (37), in mechanism shell 1, be provided with the first connecting lever and second connecting lever (41) of slip, the first linkage board is being connected the first connecting lever with one end of the second linkage board, and one end of the second connecting lever is connecting the second linkage board, the interior turning of the first connecting lever and the outer turning of the second connecting lever are corner cut inclined-plane (42), on the first connecting lever, the second connecting lever, be equipped with skidway hole (46,39), backstay (47,40) is all set in skidway hole, the end of backstay and cabinet shell fix, at control end (2), be provided with control port (51), coaxially hinged by the first linkage board (53) and the rotating vane (50) of control port control, near rotating vane outer rim, be provided with ratch (52), control port place is provided with the tooth bar (49) matching with the ratch of rotating vane, and the connecting terminal (48) on tooth bar is contact with breaker open operation device and is connected, isolating switch sets up upper and lower isolating switch separately, and earthed switch sets up upper and lower earthed switch separately, and the sheave device (19) of transmission main shaft (15) interlock drives controls upper and lower isolating switch and upper and lower earthed switch, sheave device is arranged on swivelling chute arm (8) by fixed axis (6), groove arm is provided with the driving groove (7) with trundle (18) corresponding matching, driving groove is symmetric double aerofoil profile, be arranged on the sheave (17) on transmission main shaft trundle (18) is installed, trundle is parallel to the setting of fixed axis direction, and sheave rotation drives 8 rotations of groove arm to realize the driving to isolating switch, earthed switch station through trundle 18.
2. the high-tension switch cabinet with modular operation mechanism according to claim 1, it is characterized in that: the control port (51) of described control end (2) is controlled rotating vane (50), the premenstrual gate interlock handle of the first linkage board (53) (4) is controlled its rotation, the first connecting lever (45) one end and first linkage board one end and the second linkage board (38) one end are hinged, the first connecting lever other end is provided with the baffle plate (44) matching with gathering hole (43), and the other end of the second linkage board and the second connecting lever (41) are hinged.
3. the high-tension switch cabinet with modular operation mechanism according to claim 1, it is characterized in that: described groove arm (8), sheave (17) and fixed axis (6) are respectively two, a groove arm is set on each fixed axis, when transmission main shaft (15) rotates, by sheave (17), by isolating switch, earthed switch splitting or integrating order, drive one by one the motion of groove arm, realize the control to upper isolating switch, lower isolating switch, upper earthed switch, lower earthed switch.
4. the high-tension switch cabinet with modular operation mechanism according to claim 1, it is characterized in that: described back door locking transmission mechanism (28) is provided with latch plate (34), connecting rod (31) and the spring (35) for latch plate is resetted, alignment pin (33) is housed in latch plate, connecting rod one end is connected with latch plate, and the other end of connecting rod (31) connects the switching of controlling catch in back door lock; On drive (16), be provided with breach (26), latch plate is provided with the projection (27) matching with breach, and during drive rotation, breach drives latch plate motion through projection, to realize the driving to back door locking.
5. the high-tension switch cabinet with modular operation mechanism according to claim 1, it is characterized in that: described auxiliary switch transmission mechanism (24) includes first connecting rod (32), second connecting rod (29), first connecting rod is mutually vertical with the link of second connecting rod, described drive (16) is provided with crank slot (25), first connecting rod one end is placed in crank slot, the other end is connected with second connecting rod, and drive rotation drives second connecting rod motion to form the driving to auxiliary switch station through first connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320736752.5U CN203589571U (en) | 2013-11-13 | 2013-11-13 | High-voltage switch cabinet with modular operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320736752.5U CN203589571U (en) | 2013-11-13 | 2013-11-13 | High-voltage switch cabinet with modular operating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN203589571U true CN203589571U (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320736752.5U Expired - Fee Related CN203589571U (en) | 2013-11-13 | 2013-11-13 | High-voltage switch cabinet with modular operating mechanism |
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| CN (1) | CN203589571U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105702518A (en) * | 2016-04-08 | 2016-06-22 | 南阳市鑫特电气有限公司 | Disconnecting switch and earthing switch interlocking misoperation preventing mechanism of high voltage switch cabinet |
| CN107171238A (en) * | 2017-07-12 | 2017-09-15 | 漳州新源电力工程有限公司电控设备厂 | A kind of safe intermediate switchgear cabinet |
| CN107769150A (en) * | 2017-11-14 | 2018-03-06 | 陈小辉 | A kind of breaker protection device |
| CN108831780A (en) * | 2018-08-31 | 2018-11-16 | 广东绿网新能源科技有限公司 | Twin-shaft machinery interlock and its interlocking method |
| CN109950089A (en) * | 2019-03-30 | 2019-06-28 | 陈晶伟 | The switching mechanism of the tooth-like adjustable output corner of cam drive |
| CN110350407A (en) * | 2019-06-03 | 2019-10-18 | 宁波燎原电器集团股份有限公司 | A kind of power distribution cabinet interlock |
| CN110571088A (en) * | 2019-10-14 | 2019-12-13 | 北京中车赛德铁道电气科技有限公司 | Protective grounding switch applied to high-altitude high-voltage gas tank |
| CN111697475A (en) * | 2020-07-14 | 2020-09-22 | 河南基泰电气有限公司 | Anti-misoperation device of high-voltage board |
| CN113257593A (en) * | 2021-05-24 | 2021-08-13 | 广东易正电气股份有限公司 | Five-prevention mechanical locking structure of air environment-friendly cabinet based on 5G communication technology |
| CN114243547A (en) * | 2021-11-10 | 2022-03-25 | 泰豪科技(深圳)电力技术有限公司 | Solid insulation switch cabinet |
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2013
- 2013-11-13 CN CN201320736752.5U patent/CN203589571U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105702518B (en) * | 2016-04-08 | 2018-12-11 | 南阳市鑫特电气有限公司 | High-voltage switch cabinet isolation switch and earthing switch interlock error operation proof mechanism |
| CN105702518A (en) * | 2016-04-08 | 2016-06-22 | 南阳市鑫特电气有限公司 | Disconnecting switch and earthing switch interlocking misoperation preventing mechanism of high voltage switch cabinet |
| CN107171238B (en) * | 2017-07-12 | 2023-04-11 | 国网福建省电力有限公司漳州供电公司 | High middle-mounted switch cabinet of security |
| CN107171238A (en) * | 2017-07-12 | 2017-09-15 | 漳州新源电力工程有限公司电控设备厂 | A kind of safe intermediate switchgear cabinet |
| CN107769150A (en) * | 2017-11-14 | 2018-03-06 | 陈小辉 | A kind of breaker protection device |
| CN108831780A (en) * | 2018-08-31 | 2018-11-16 | 广东绿网新能源科技有限公司 | Twin-shaft machinery interlock and its interlocking method |
| CN108831780B (en) * | 2018-08-31 | 2024-02-23 | 广东绿网新能源科技有限公司 | Double-shaft mechanical interlocking device and interlocking method thereof |
| CN109950089A (en) * | 2019-03-30 | 2019-06-28 | 陈晶伟 | The switching mechanism of the tooth-like adjustable output corner of cam drive |
| CN110350407A (en) * | 2019-06-03 | 2019-10-18 | 宁波燎原电器集团股份有限公司 | A kind of power distribution cabinet interlock |
| CN110350407B (en) * | 2019-06-03 | 2020-11-13 | 宁波燎原电器集团股份有限公司 | A distribution cabinet interlocking device |
| CN110571088B (en) * | 2019-10-14 | 2021-11-12 | 北京中车赛德铁道电气科技有限公司 | Protective grounding switch applied to high-altitude high-voltage gas tank |
| CN110571088A (en) * | 2019-10-14 | 2019-12-13 | 北京中车赛德铁道电气科技有限公司 | Protective grounding switch applied to high-altitude high-voltage gas tank |
| CN111697475A (en) * | 2020-07-14 | 2020-09-22 | 河南基泰电气有限公司 | Anti-misoperation device of high-voltage board |
| CN113257593A (en) * | 2021-05-24 | 2021-08-13 | 广东易正电气股份有限公司 | Five-prevention mechanical locking structure of air environment-friendly cabinet based on 5G communication technology |
| CN114243547A (en) * | 2021-11-10 | 2022-03-25 | 泰豪科技(深圳)电力技术有限公司 | Solid insulation switch cabinet |
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| 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: 122000 Chaoyang City Longcheng Industrial Park, Chaoyang Road, Chaoyang Road, when the power switch Co., Ltd. Patentee after: LIAONING DANGKAI ELECTRIC POWER CO.,LTD. Address before: 122000 Chaoyang City Longcheng Industrial Park, Chaoyang Road, Chaoyang Road, when the power switch Co., Ltd. Patentee before: Chaoyang Dangkai Electric Power Switch Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 |