CN203813293U - Electrical machine cabinet - Google Patents
Electrical machine cabinet Download PDFInfo
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- CN203813293U CN203813293U CN201420231235.7U CN201420231235U CN203813293U CN 203813293 U CN203813293 U CN 203813293U CN 201420231235 U CN201420231235 U CN 201420231235U CN 203813293 U CN203813293 U CN 203813293U
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Abstract
The utility model discloses an electrical machine cabinet, which comprises a cabinet body, wherein a grounding switch chamber is arranged in the cabinet body, a grounding switch is arranged in the grounding switch chamber, a valve device is arranged inside the cabinet body, the cabinet body is provided with an open cabinet door, the opening cabinet door is arranged on one side, which deviates from the grounding switch chamber, of the valve device, a grounding interlocking device is arranged inside the cabinet body, the grounding interlocking device comprises an operation device, a labor-saving device and a connecting shaft, the labor-saving device is arranged at the grounding switch and linked with the grounding switch, and a secondary interlocking device is arranged between the valve device and the opening cabinet door. According to the electrical machine cabinet, the grounding switch chamber is arranged in the cabinet body, devices such as the grounding switch are arranged in the grounding switch chamber, the safety is improved, the electrical machine cabinet can be opened smoothly through the arrangement of the valve device, the possibility of misoperation is reduced through the lever principle and multistage transmission and by additionally arranging the valve locking device on the valve mechanism and arranging the secondary interlocking device between the valve device and the opening cabinet door, thereby improving the reliability of electricity utilization safety and life safety.
Description
Technical field
The utility model relates to for distribution technique field, is specifically related to a kind of electric cabinet.
Background technology
When power supplying and distributing equipment is safeguarded, for guaranteeing system and attendant's safety, need to be by the line-to-ground after power-off, earthing device is the most frequently used is earthed switch.In operating process, the main shaft of demand motive earthed switch rotates, and mostly adopts in the market bevel gear mechanism.In real operation, because the needed operating physical force of earthed switch of different model is not equally large, the large earthed switch of operating physical force is when manual operation, and not only operation is painstaking, and operating grip also often damages, and can increase plant maintenance difficulty simultaneously.In addition, in existing technology, the Stroke Control of circuit breaker can not match with secondary interlock, valve drive mechanism exist can be manually opened etc. defect.
Summary of the invention
The purpose of this utility model is: for the deficiencies in the prior art, the utility model provides a kind of unlatching automatically or locking, electric cabinet that security reliability is high.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of electric cabinet, comprise cabinet, in described cabinet, be provided with earthing switch room, the indoor earthed switch that is provided with of described earthed switch, in described cabinet, be provided with valve arrangement, the inwall of described valve arrangement and described cabinet forms above-mentioned earthing switch room, described cabinet is provided with opens cabinet door, described unlatching cabinet door is positioned at the side that valve arrangement deviates from earthing switch room, in described cabinet, be provided with grounding interlocking device, described grounding interlocking device comprises operating means, work-saving device and connecting axle, described operating means is arranged on opens cabinet door place, described work-saving device is arranged at earthed switch place and links with described earthed switch, between described valve arrangement and unlatching cabinet door, be provided with secondary interlock, described valve arrangement comprises valve, lower valve and a pair of flipper guide, described upper valve and lower valve are arranged between flipper guide, the side that described flipper guide deviates from opposite side guide plate is provided with in driving, lower valve is opened or closed lever driving device, described flipper guide is provided with position and goes up valve chute and lower valve chute accordingly with upper valve and lower valve respectively, described upper valve chute and lower valve chute are strip, described lever driving device comprises the first pull bar and drives the first pull bar to make the live cover push-rod pumping, one end handing-over of the first described pull bar has the first lever, one end of the first described lever is rotated and is arranged on described flipper guide, the other end of the first lever is hinged with lower valve connecting rod, described lower valve connecting rod is provided with the lower connecting pin that can move reciprocatingly along lower valve chute away from one end of the first lever, described lower connecting pin is connected with described lower valve, on the first described lever, be hinged with the second pull bar, the second described pull bar is hinged with one second lever away from one end of the first lever, the middle part of the second lever is rotated and is arranged on described flipper guide, the second described lever is hinged with upper valve connecting rod away from one end of the second pull bar, described upper valve connecting rod is provided with away from one end of the second lever can be along the reciprocating upper connecting pin of upper valve chute, described upper connecting pin is connected with described upper valve, described upper valve one side is rotated and is arranged on flipper guide, one side of described lower valve is rotated and is arranged on flipper guide.
As preferably, described upper valve comprises on first valve plate on valve plate and second, on described first, valve plate is provided with upper valve rotational pin with the relative side of valve plate on described second, on described first, valve plate is connected and is formed by upper valve rotational pin with valve on described second and relatively rotates cooperation, on described first, valve plate is provided with upper valve rotating shaft away from a side of upper valve rotational pin, the two ends of described upper valve rotating shaft are fixed on described flipper guide, on described first, valve plate is rotated and is arranged on described flipper guide by upper valve rotating shaft, on described second, valve plate is connected with described upper connecting pin away from the two ends of a side of upper valve rotational pin, described lower valve comprises first time valve plate and second time valve plate, described first time valve plate side relative with second time described valve plate is provided with lower valve rotational pin, first time described valve plate is connected and formed by lower valve rotational pin with second time described valve and relatively rotate cooperation, first time described valve plate is provided with lower valve rotating shaft away from a side of lower valve plate rotational pin, the two ends of described lower valve rotating shaft are fixed on described flipper guide, first time described valve plate rotated and is arranged on described flipper guide by described lower valve rotating shaft, second time described valve plate is connected with described lower connecting pin away from the two ends of a side of lower valve rotational pin.Adopt after above-mentioned preferred version, the unlatching of upper and lower valve is more flexible, can clamping stagnation.
As preferably, the hinged setting in end of the middle part of the first described lever and the first described pull bar, one end that the first described lever and flipper guide are rotatably assorted is provided with the first rotating shaft, the rotation that the first described lever forms above-mentioned the first lever by the first rotating shaft arranges, the second described pull bar and the first lever hinged place are between described the first pull bar and the first rotating shaft, and the first described lever is hinged away from the end of one end of the first rotating shaft and described lower valve connecting rod.Adopt after above-mentioned preferred version, the arm of force of the first lever both sides arranges rationally, can play more effective leverage.
As preferably, described secondary interlock comprises interlocking mounting panel, the sidewall of one side of described interlocking mounting panel is provided with secondary-plug headstock, described interlocking mounting panel is provided with a pair of guiding slotted eye, described guiding slotted eye is strip, described interlocking mounting panel is provided with locking bent plate by secondary-plug headstock place, described locking bent plate rotates and is arranged on described interlocking mounting panel, described locking bent plate is provided with interlocking locking plate by a side of secondary-plug headstock, the side that described locking bent plate deviates from the locking plate of interlocking is provided with bent plate guiding groove hole, described bent plate guiding groove hole comprises the locking guide hole of strip, described locking guide hole is provided with towards the unlatching guide hole of locking bent plate center of rotation place bending by a side of locking plate, in guiding slotted eye away from locking bent plate, being provided with can be along the reciprocating secondary locking part of guiding slotted eye, the side that interlocking mounting panel deviates from locking guide hole is provided with can be with the reciprocating interlocking connecting plate of secondary locking part, described secondary locking part is provided with interlocking pillar, described interlocking pillar is connected with described interlocking connecting plate through after described guiding slotted eye, in described bent plate guiding groove hole, be embedded with locking pillar, described locking pillar is successively through bent plate guiding groove hole and remaining guiding slotted eye, and be fixedly connected with described interlocking connecting plate.Adopt after above-mentioned preferred version, as preferably, between described interlocking pillar and locking pillar, be provided with interlocking resetting spring, described interlocking resetting spring one end is connected with described interlocking pillar, the other end is connected with locking bent plate, two described guiding slotted eye place baselines are on same straight line, described locking pillar is embedded on interlocking mounting panel by the guiding slotted eye of secondary-plug headstock one side, described interlocking pillar is embedded on interlocking mounting panel in guiding slotted eye away from secondary-plug headstock one side, described locking bent plate is provided with interlocking rotating shaft with the interlocking mounting panel place of being rotatably assorted, described locking bent plate is rotated and is arranged on interlocking mounting panel by interlocking rotating shaft, described locking bent plate also comprises bent plate body, described interlocking locking plate is arranged on the side that described bent plate body deviates from bent plate guiding groove hole, described bent plate body arranges towards the bending of secondary-plug headstock direction, described interlocking mounting panel leans on a side sidewall of secondary-plug headstock to be provided with secondary plug and turns head.
Adopt after above-mentioned preferred version, secondary interlock can automatically lock according to the location status of function handcart, can pre-install in advance debugging well, is fixed on mounting panel; Can meet the general locking requirement of the function handcart of the different strokes of user, only needing to change different mounting panels can meet, simple in structure, versatility good, greatly improved the reliability and security of power supply
As preferably, the two ends of described connecting axle coordinate with work-saving device and operating means respectively, described operating means comprises bracing frame and supporting seat, described connecting axle is operation screw mandrel section by a side of operating means, described operation screw mandrel section penetrates described supporting seat and relative supporting seat rotatably arranges, described operation screw mandrel section is provided with and can moves back and forth nut along operation screw mandrel section, the outside of travelling nut is provided with limiting plate, described operation screw mandrel section below is provided with can do the locking part pumping, described limiting plate has and is embedded at described supporting seat and the working position between locking part, described work-saving device comprises mount pad, described mount pad is provided with output shaft, power output toggle arm, arc linking arm and screw rod driving device, the two ends of described power output toggle arm are hinged with output shaft and arc linking arm respectively, one end that described connecting axle coordinates with work-saving device is provided with driving sleeve, in described driving sleeve, being provided with can be along the reciprocating promotion screw mandrel of driving sleeve axial direction, described arc linking arm is hinged away from one end of itself and power output toggle arm hinged place and described promotion screw mandrel.
Adopt after above-mentioned preferred version; work-saving device utilizes push-and-pull leading screw input torsion, by apparatus of the present invention, input torsion is sent on the main shaft of earthed switch, has alleviated operating personnel's work; can avoid earthed switch to be destroyed by excessive operating physical force, effectively protective earthing switch simultaneously.Operating means utilizes the motion of travelling nut in operation screw mandrel section, drive limiting plate reciprocating motion, thereby realize limiting plate and can embed or exit the space between supporting seat and locking part, thereby realize locking part to the combined floodgate of circuit breaker or separating brake, can maliciously do not opened
As preferably, described limiting plate is L-type, described limiting plate comprises fixing minute plate and spacing minute plate, spacing minute described plate is along with the reciprocating motion of travelling nut embeds or exit described supporting seat and the space between locking part, within spacing minute, plate extends and arranges towards the direction of supporting seat and locking part, one side of described operation screw mandrel section is provided with guide plate, described guide plate is provided with the pilot hole of strip, the length direction of described pilot hole is parallel with the axial direction of described connecting axle, described limiting plate is provided with by a side of guide plate the guiding projection being embedded in described pilot hole, guide plate is secured by bolts on described supporting seat.Adopt after above-mentioned preferred version, the limit effect to locking part of limiting plate is better.The arranging of guide plate can make the movement of limiting plate, along default stroke motion, to guarantee that the motion of limiting plate is more steady, and to make limiting plate can not exceed travel range.
As preferably, in described supporting seat, be provided with screw mandrel through hole, one end of described operation screw mandrel section is through described screw mandrel through hole, and the screw mandrel through hole described in passing forms screw mandrel opening end, described screw mandrel opening end is provided with the operating grip of detachable setting, described operating grip is arranged with the lifting limiting plate that work pumps outward, in described lifting limiting plate, be provided with spacing hole, described operating grip detachably coordinates with described operation screw mandrel section through spacing hole, described spacing hole is 8-shaped, the middle part of described spacing hole is provided with the spacing portion that clasps of extending towards spacing hole middle part.Adopt after above-mentioned preferred version, can make to prevent that screw mandrel from maliciously being opened.
As preferably, the side that described guide plate deviates from operation screw mandrel section is provided with the drive plate that drives lifting limiting plate work to pump, described drive plate is provided with drive hole, described guiding projection is through passing described drive hole after pilot hole, described drive plate is connected with described lifting limiting plate away from a side of guide plate, and described lifting limiting plate is provided with rotation signal sign by the plate face at top.
As preferably, lateral wall in described driving sleeve is provided with ring-type spacing preiection, described mount pad and position limiting convex ring corresponding position are provided with ring-type limited ring groove, described ring-type spacing preiection is embedded in described ring-type limited ring groove, described mount pad is provided with the long straight hole of laborsaving guiding, described arc linking arm is by linking arm pin and described hinged cooperation of promotion screw mandrel, the end axis of described linking arm pin forms linking arm pin extension to extending outwardly, described linking arm pin extension embeds also can be reciprocating along the long straight hole of laborsaving guiding in the described long straight hole of laborsaving guiding, described mount pad is provided with arcuate socket, described arcuate socket is strip, described arc linking arm is hinged by connecting lever connecting pin and described power output toggle arm, the end axis of described connecting lever connecting pin forms connecting lever connecting pin extension to extending outwardly, described connecting lever connecting pin extension embeds in described arcuate socket, and can be reciprocating along arcuate socket.Adopt after above-mentioned preferred version, ring-type spacing preiection can carry out axial limiting to driving sleeve with coordinating of ring-type limited ring groove, avoids axially upper generation slippage of driving sleeve.The setting of the long straight hole of guiding, can by with the coordinating of linking arm pin, arc linking arm is moved, the stroke that can limit arc linking arm that arranges of the long straight hole that simultaneously leads along long straight hole with promoting screw mandrel cooperation place.
In the cabinet of electric cabinet of the present utility model, earthing switch room is set, the devices such as earthed switch are arranged in it, improved fail safe, arranging of valve arrangement can more successfully be opened, valve arrangement is by arranging the first lever and the second lever, by the first lever, the second lever coordinates with other parts, realized lever principle, multistage transmission, simultaneously by setting up valve locking device and between unlatching cabinet door, secondary interlock is set on valve mechanism, reduced the possibility of misoperation, improved the reliability of Electrical Safety and life safety.
Accompanying drawing explanation
Fig. 1 is the whole cross-sectional view of the utility model embodiment;
Fig. 2 is structural representation when valve and lower valve are closed on the utility model embodiment;
Fig. 3 is side structure schematic diagram when valve and lower valve are closed on the utility model embodiment;
Fig. 4 is perspective view when valve and lower valve are closed on the utility model embodiment;
Fig. 5 is structural representation when valve and lower valve are opened on the utility model embodiment;
Fig. 6 is side schematic view when valve and lower valve are opened on the utility model embodiment;
Fig. 7 is perspective view when valve and lower valve are opened on the utility model embodiment;
Fig. 8 is the perspective view of looking up of the utility model embodiment released state;
Fig. 9 is the vertical view of the utility model embodiment released state;
Figure 10 is the perspective view of looking up of the utility model embodiment lock-out state;
Figure 11 is the vertical view of the utility model embodiment lock-out state;
Figure 12 is the structural representation of the utility model embodiment grounding interlocking device;
Figure 13 is the structural representation of work-saving device in the utility model embodiment grounding interlocking device;
Figure 14 is the cross-sectional view of work-saving device in the utility model embodiment grounding interlocking device;
Figure 15 is the structural representation of operating means in the utility model embodiment grounding interlocking device;
Figure 16 is the status architecture schematic diagram that in the utility model embodiment grounding interlocking device, locking part does not withstand circuit breaker;
Figure 17 is the status architecture schematic diagram that in the utility model embodiment grounding interlocking device, locking part withstands circuit breaker;
Figure 18 is the structural representation of lifting limiting plate in the utility model embodiment grounding interlocking device;
Figure 19 is the structural representation that in the utility model embodiment grounding interlocking device, lifting limiting plate is clasped operating grip;
Figure 20 is lifting limiting plate position profile structural representation in the utility model embodiment grounding interlocking device.
Embodiment
As shown in Fig. 1-2 0 figure, embodiment of the present utility model is a kind of electric cabinet specifically, comprise cabinet 1, in cabinet 1, be provided with earthing switch room 11, in earthing switch room 11, be provided with earthed switch 12, in cabinet 1, be provided with valve arrangement 2, valve arrangement 2 forms above-mentioned earthing switch room 11 with the inwall of cabinet 1, and cabinet 1 is provided with opens cabinet door 13.Open cabinet door 13 and be positioned at the side that valve arrangement 2 deviates from earthing switch room 11.In cabinet 1, be provided with grounding interlocking device 3.Grounding interlocking device 3 comprises operating means 31, work-saving device 32 and connecting axle 33, and operating means 31 is arranged on opens cabinet door 13 places.Work-saving device 32 is arranged at earthed switch 12 places, and links with earthed switch 12, between valve arrangement 2 and unlatching cabinet door 13, is provided with secondary interlock 4.
As shown in Fig. 2-Fig. 7, valve arrangement 2 comprises valve 21, lower valve 22 and a pair of flipper guide 23, upper valve and lower valve 22 are arranged between flipper guide 23, the side that flipper guide 23 deviates from opposite side guide plate 23 is provided with and drives upper valve 21, lower valve 22 is opened or closed lever driving device 24, flipper guide 23 be provided with position respectively with upper valve 21 and lower valve 22 corresponding upper valve chute 231 and lower valve chutes 232.Upper valve chute 231 and lower valve chute 232 are strip.Lever driving device 24 comprises the first pull bar 241 and drives the first pull bar 241 to make the live cover push-rod 242 pumping.One end handing-over of the first pull bar 241 has the first lever 243, one end of the first lever 243 is rotated and is arranged on flipper guide 23, the other end of the first lever 243 is hinged with lower valve connecting rod 244, lower valve connecting rod 244 is provided with the lower connecting pin 2441 that can move reciprocatingly along lower valve chute 232 away from one end of the first lever 243, lower connecting pin 2441 is connected with lower valve 22, is hinged with the second pull bar 245 on the first lever 243.The second pull bar 245 is hinged with one second lever 246 away from one end of the first lever 243, the middle part of the second lever 246 is rotated and is arranged on flipper guide 23, the second lever 246 is hinged with upper valve connecting rod 247 away from one end of the second pull bar 245, upper valve connecting rod 247 is provided with away from one end of the second lever 246 can be along the reciprocating upper connecting pin 2471 of upper valve chute 231, upper connecting pin 2471 is connected with upper valve 21, one side of upper valve 21 is rotated and is arranged on flipper guide 23, and a side of lower valve 22 is rotated and is arranged on flipper guide 23.
Upper valve 21 comprises on first valve plate 212 on valve plate 211 and second.The side that on first, valve plate 211 is relative with valve plate on second 212 is provided with upper valve rotational pin 213.On first, valve plate 211 is connected and is formed by upper valve rotational pin 213 with valve on second 212 and relatively rotates cooperation.On first, valve plate 211 is provided with upper valve rotating shaft 214 away from a side of upper valve rotational pin 213.The two ends of upper valve rotating shaft 214 are fixed on flipper guide 23.On first, valve plate 211 is rotated and is arranged on flipper guide 23 by upper valve rotating shaft 214, and valve plate 212 connects 2471 away from the two ends of a side of upper valve rotational pin 213 and upper connecting pin and connects on second.
Lower valve 22 comprises that first time valve plate 221 and 222, the first times valve plates 221 of second time valve plate are provided with lower valve rotational pin 223 with second time relative side of valve plate 222.First time valve plate 221 is connected and formed by lower valve rotational pin 223 with second time valve plate 222 and relatively rotate cooperation, first time valve plate 221 is provided with lower valve rotating shaft 224 away from a side of lower valve plate rotational pin 223, and the two ends of lower valve rotating shaft 224 are fixed on flipper guide 23.First time valve plate 221 rotated and is arranged on flipper guide 23 by lower valve rotating shaft 224, and second time valve 222 plate are connected with lower connecting pin 2441 away from the two ends of a side of lower valve rotational pin 2223.
The hinged setting in end of the middle part of the first lever 243 and the first pull bar 241, the first lever 243 is provided with the first rotating shaft 2431 with one end that flipper guide 23 is rotatably assorted.The rotation that the first lever 243 forms above-mentioned the first lever 243 by the first rotating shaft 2431 arranges.The second pull bar 245 and the first lever 243 hinged places are between the first pull bar 241 and the first rotating shaft 2431, and the first lever 243 is hinged away from one end of the first rotating shaft 2431 and the end of lower valve connecting rod 244.
The below of flipper guide 23 is provided with valve locking device 25, valve locking device is provided with locking connecting rod 251, the first pull bar 241 is hinged by locking connecting rod 251 and valve locking device 25, the lower end of one end of live cover push-rod 242 and the first pull bar 241 is articulated with respectively on valve locking device 25, and the first lever 243 is articulated with one end that the first pull bar 241 coordinates with valve locking device 25 away from it.Valve locking device 25 also comprises driving wheel 26.
Enter car release valve opening process as follows: function handcart enters in cabinet 1, function handcart driving wheel 26 promotes valve arrangement, and valve locking device 25 moves downward release.Handcart moves on, and function handcart driving wheel 26 promotes live cover push-rods 242 and does spinning movement to front lower.Drive the first pull bar 241 to move downward, the first pull bar 241 drives the first lever 243 to move downward around the first rotating shaft 2431.Strength is broken down into two parts herein; A part is delivered to lower valve 22 by the first lever 243 by lower valve connecting rod 244, and lower valve 22 moves downward; Another strength is given second lever 246 by the second pull bar 245 strength transmission by the first lever 243, the second lever 246 rotates around itself and flipper guide 23 places of being rotationally connected, the second lever 246 by upper valve connecting rod 247 by strength transmission to upper valve 21, upper valve 21 moves upward.Function handcart driving wheel 26 continues slowly to advance, and upper valve 21, lower valve 22 are slowly opened, until live cover push-rod 242 is depressed into level, upper valve 21 and lower valve 22 plates just can be fully opened.
Moving back car valve automatic closing lock, to determine process as follows: car is moved back in the disjunction of function handcart, and function handcart driving wheel 26, to the outer movement of cabinet 1, generally can be made upper valve 21 use iron by lower valve 22 use aluminums, because of upper valve 21 valve 22 under anharmonic ratio large.On live cover push-rod 242, lift reset, upper valve 21, lower valve 22 from the method for double differences in the transmittance process of lever driving device 24, upper valve 21 and lower valve 22 are slowly closed.Function handcart exits to cabinet 1, and valve locking device 25 inside are provided with back-moving spring, and back-moving spring does not show in the drawings, under the effect of back-moving spring, locks, and so far, upper valve 21 and lower valve 22 are closed and automatically by self-locking.
As shown in Fig. 8-Figure 11, secondary interlock 4 comprises interlocking mounting panel 41, and the sidewall of a side of interlocking mounting panel 41 is provided with secondary-plug headstock 42, and interlocking mounting panel 41 is provided with a pair of guiding slotted eye 411, and guiding slotted eye 411 is strip.Interlocking mounting panel 41 is provided with locking bent plate 43 by secondary-plug headstock 42 places, and locking bent plate 43 rotates and is arranged on interlocking mounting panel 41, and locking bent plate 43 is provided with interlocking locking plate 431 by a side of secondary-plug headstock 42.The side that locking bent plate 43 deviates from the locking plate 431 of interlocking is provided with bent plate guiding groove hole 432, bent plate guiding groove hole 432 comprises the locking guide hole 4321 of strip, locking guide hole 4321 is provided with towards the unlatching guide hole 4322 of locking bent plate 43 center of rotation places bending by a side of interlocking locking plate 431, in guiding slotted eye 411 away from locking bent plate 43, being provided with can be along the reciprocating secondary locking part 44 of guiding slotted eye 411, the side that interlocking mounting panel 41 deviates from locking guide hole is provided with can be with the reciprocating interlocking connecting plate 45 of secondary locking part 44, secondary locking part 44 is provided with interlocking pillar 441, interlocking pillar 441 is connected with interlocking connecting plate 45 through guiding slotted eye 432 is rear, in bent plate guiding groove hole 432, be embedded with locking pillar 433, locking pillar 433 is successively through bent plate guiding groove hole 432 and remaining guiding slotted eye 411, and be fixedly connected with interlocking connecting plate 45.
Between interlocking pillar 411 and locking pillar 433, be provided with interlocking resetting spring 46, interlocking resetting spring 46 one end are connected with interlocking pillar 411, and the other end is connected with locking bent plate 43, and two guiding slotted eye 411 place baselines are on same straight line.Locking pillar 433 is embedded on interlocking mounting panel 41 by the guiding slotted eye 411 of secondary-plug headstock 42 1 sides.Interlocking pillar 411 is embedded on interlocking mounting panel 41 in guiding slotted eye 411 away from secondary-plug headstock 42 1 sides, and locking bent plate 43 is provided with interlocking mounting panel 41 places of being rotatably assorted the rotating shaft 412 of interlocking.Locking bent plate 43 is rotated and is arranged on interlocking mounting panel 41 by interlocking rotating shaft 412, and locking bent plate 43 also comprises bent plate body 434.Interlocking locking plate 431 is arranged on the side that bent plate body 434 deviates from bent plate guiding groove hole 432, and bent plate body 434 arranges towards the 42 directions bendings of secondary-plug headstock, and interlocking mounting panel 41 is provided with secondary plug by a side sidewall of secondary-plug headstock 42 and turns 47.
While entering car, function handcart pushes in cabinet to test position from cabinet, function handcart and cabinet 1 locking, manually insert secondary aviation plug, after energizing test checks, function handcart shakes heading service position, function handcart forward drive secondary locking part 44, is upward direction in figure, and secondary locking part 44 drives interlocking pillars 411 and in the interior motion of guiding slotted eye 411 of interlocking mounting panel 41, secondary locking part 44 drives locking bent plate 43, centered by the rotating shaft 412 of interlocking, rotates.Rotate after miter angle, locking bent plate 43 is by 42 lockings of secondary-plug headstock, and secondary-plug headstock 42 can not be pulled out, and realizes secondary interlock.Function handcart continues to drive secondary locking part 44 to advance again, locking bent plate 43 will keep lock-out state always until function handcart to service position, now interlocking pillar 411 is fixed in one end, and the back-moving spring 46 of locking bent plate 43 is fixed in the state of being stretched in one end, and energy storage is stretched.
While moving back car, function handcart in cabinet 1 by service position rollback to test position, the back-moving spring 46 being stretched is slowly released can, secondary locking part 44 moves backward, interlocking pillar 411 is in the interior motion of guiding slotted eye 411 of interlocking mounting panel 41, secondary locking part 44 drives locking bent plate 43, centered by the rotating shaft 412 of interlocking, rotates backward.Locking bent plate 43 leaves secondary-plug headstock 42, latch-release, and secondary-plug headstock 42 can freely be extracted.
As shown in Figure 12-20, the two ends of connecting axle 33 coordinate with work-saving device 32 and operating means 31 respectively, operating means 31 comprises bracing frame 311 and supporting seat 312, connecting axle 33 is operation screw mandrel section 331 by a side of operating means 31, operation screw mandrel section 331 penetrates supporting seat 312 and relative supporting seat 312 rotatably arranges, operation screw mandrel section 331 is provided with and can moves back and forth nut 313 along operation screw mandrel section 331, the outside of travelling nut 313 is provided with limiting plate 314, operation screw mandrel section 331 belows are provided with can do the locking part 315 pumping, limiting plate 314 has the working position being embedded between supporting seat 312 and locking part 315.
Work-saving device 32 comprises mount pad 321, and mount pad 321 is provided with output shaft 322, power output toggle arm 323, arc linking arm 324 and screw rod driving device 325.The two ends of power output toggle arm 323 are hinged with output shaft 322 and arc linking arm 324 respectively, one end that connecting axle 322 coordinates with work-saving device 32 is provided with driving sleeve 326, in driving sleeve 326, being provided with can be along the reciprocating promotion screw mandrel 3251 of driving sleeve 3261 axial directions, arc linking arm 324 away from one end of itself and power output toggle arm 323 hinged places with to promote screw mandrel 3251 hinged.
Lateral wall in driving sleeve 3261 is provided with ring-type spacing preiection 32611, mount pad 321 is provided with ring-type limited ring groove 3211 with ring-type spacing preiection 32611 corresponding positions, ring-type spacing preiection 32611 is embedded in ring-type limited ring groove 3211, mount pad 321 is provided with the long straight hole 3212 of laborsaving guiding, arc linking arm 324 by linking arm pin 3241 with promote that screw mandrel 3251 is hinged to be coordinated, the end axis of linking arm pin 3241 forms linking arm pin extension 3242 to extending outwardly, linking arm pin extension 3242 embeds also can be reciprocating along the long straight hole 3212 of laborsaving guiding in the long straight hole 3212 of laborsaving guiding, mount pad 321 is provided with arcuate socket 3213, arcuate socket 3213 is strip, arc linking arm 324 is hinged by connecting lever connecting pin 3243 and power output toggle arm 323, the end axis of connecting lever connecting pin 3243 forms connecting lever connecting pin extension 3244 to extending outwardly, connecting lever connecting pin extension 3243 embeds in arcuate socket 3213, and can be reciprocating along arcuate socket 3213.
Limiting plate 314 is L-type, limiting plate 314 comprises fixing minute plate 3141 and spacing minute plate 3142, spacing minute plate 3142 is along with the reciprocating motion of travelling nut 313 embeds or exit the space between supporting seat 312 and locking part 315, within spacing minute, plate 3142 extends and arranges towards the direction of supporting seat 312 and locking part 315, one side of operation screw mandrel section 331 is provided with guide plate 316, guide plate 316 is provided with the pilot hole 3161 of strip, the length direction of pilot hole 3161 is parallel with the axial direction of connecting axle 33, limiting plate 314 is provided with by a side of guide plate 316 the guiding projection 3141 being embedded in pilot hole 3161, guide plate 316 is secured by bolts on supporting seat 312.
In supporting seat 312, be provided with screw mandrel through hole 3121, one end of operation screw mandrel section 331 is through screw mandrel through hole 3121, and pass screw mandrel through hole 3121 and form screw mandrel opening ends 3311, screw mandrel opening end 3311 is provided with the operating grip 317 of detachable setting, outside operating grip 317, be arranged with the lifting limiting plate 318 that work pumps, in lifting limiting plate 318, be provided with spacing hole 3181, operating grip 317 detachably coordinates with operation screw mandrel section 331 through spacing hole 318, and spacing hole 3181 is 8-shaped.The middle part of spacing hole 3181 is provided with the spacing portion 3182 that clasps of extending towards spacing hole 3181 middle parts.
The side that guide plate 316 deviates from operation screw mandrel section 331 is provided with the drive plate 319 that drives lifting limiting plate 318 works to pump.Drive plate 319 is provided with drive hole 3191, guiding projection 3141 is rear through drive hole 3191 through pilot hole 3161, drive plate 319 is connected with lifting limiting plate 318 away from a side of guide plate 316, and lifting limiting plate 318 is provided with rotation signal sign 3183 by the plate face at top.
When earthed switch 12 need to be closed, external force drives locking part 315 to move downward, and utilize related tool to drive operation screw mandrel section 331 to rotate, make travelling nut 313 towards supporting seat 312 direction motions, the space that the spacing minute plate 3142 of limiting plate 314 embeds between supporting seat 312 and locking part 315, locking part 315 withstands circuit breaker, and circuit breaker can not maliciously be opened a sluice gate in closing a floodgate.When earthed switch 12 is opened, locking part 315 moves upward under the effect of spring part, and utilize related tool to drive operation screw mandrel section 331 to rotate, make travelling nut 313 towards deviating from supporting seat 312 direction motions, spacing minute plate 33142 of limiting plate 314 exits from the space between supporting seat 312 and locking part 315, and locking part 315 discharges circuit breaker.
Connecting axle 33 drives driving sleeve 3261 to rotate, driving sleeve 3261 is accepted rotary torsion and is produced clockwise or counterclockwise rotation, the mating reaction of push-and-pull screw mandrel 3251 rotatablely moves driving sleeve 3261 to be converted into the axial push-and-pull campaign that promotes screw mandrel 3251, arc linking arm 324 passes on the axial push-and-pull campaign of push-and-pull screw mandrel 3251 to power output toggle arm 323, thereby produces outputting torsion.Due to the threaded engagement effect of push-and-pull screw mandrel 3251 with driving sleeve 3261, driving sleeve 3261 to rotating a circle, can only produce outputting torsion to very low-angle rotation with torsion, only needs the very little torsion of input, just can produce very large raw outputting torsion, reach the object of rapid operation.
Claims (10)
1. an electric cabinet, comprise cabinet, in described cabinet, be provided with earthing switch room, the indoor earthed switch that is provided with of described earthed switch, it is characterized in that: in described cabinet, be provided with valve arrangement, the inwall of described valve arrangement and described cabinet forms above-mentioned earthing switch room, described cabinet is provided with opens cabinet door, described unlatching cabinet door is positioned at the side that valve arrangement deviates from earthing switch room, in described cabinet, be provided with grounding interlocking device, described grounding interlocking device comprises operating means, work-saving device and connecting axle, described operating means is arranged on opens cabinet door place, described work-saving device is arranged at earthed switch place and links with described earthed switch, between described valve arrangement and unlatching cabinet door, be provided with secondary interlock, described valve arrangement comprises valve, lower valve and a pair of flipper guide, described upper valve and lower valve are arranged between flipper guide, the side that described flipper guide deviates from opposite side guide plate is provided with in driving, lower valve is opened or closed lever driving device, described flipper guide is provided with position and goes up valve chute and lower valve chute accordingly with upper valve and lower valve respectively, described upper valve chute and lower valve chute are strip, described lever driving device comprises the first pull bar and drives the first pull bar to make the live cover push-rod pumping, one end handing-over of the first described pull bar has the first lever, one end of the first described lever is rotated and is arranged on described flipper guide, the other end of the first lever is hinged with lower valve connecting rod, described lower valve connecting rod is provided with the lower connecting pin that can move reciprocatingly along lower valve chute away from one end of the first lever, described lower connecting pin is connected with described lower valve, on the first described lever, be hinged with the second pull bar, the second described pull bar is hinged with one second lever away from one end of the first lever, the middle part of the second lever is rotated and is arranged on described flipper guide, the second described lever is hinged with upper valve connecting rod away from one end of the second pull bar, described upper valve connecting rod is provided with away from one end of the second lever can be along the reciprocating upper connecting pin of upper valve chute, described upper connecting pin is connected with described upper valve, described upper valve one side is rotated and is arranged on flipper guide, one side of described lower valve is rotated and is arranged on flipper guide.
2. electric cabinet according to claim 1, it is characterized in that: described upper valve comprises on first valve plate on valve plate and second, on described first, valve plate is provided with upper valve rotational pin with the relative side of valve plate on described second, on described first, valve plate is connected and is formed by upper valve rotational pin with valve on described second and relatively rotates cooperation, on described first, valve plate is provided with upper valve rotating shaft away from a side of upper valve rotational pin, the two ends of described upper valve rotating shaft are fixed on described flipper guide, on described first, valve plate is rotated and is arranged on described flipper guide by upper valve rotating shaft, on described second, valve plate is connected with described upper connecting pin away from the two ends of a side of upper valve rotational pin, described lower valve comprises first time valve plate and second time valve plate, described first time valve plate side relative with second time described valve plate is provided with lower valve rotational pin, first time described valve plate is connected and formed by lower valve rotational pin with second time described valve and relatively rotate cooperation, first time described valve plate is provided with lower valve rotating shaft away from a side of lower valve plate rotational pin, the two ends of described lower valve rotating shaft are fixed on described flipper guide, first time described valve plate rotated and is arranged on described flipper guide by described lower valve rotating shaft, second time described valve plate is connected with described lower connecting pin away from the two ends of a side of lower valve rotational pin.
3. electric cabinet according to claim 1 and 2, it is characterized in that: the hinged setting in end of the middle part of the first described lever and the first described pull bar, one end that the first described lever and flipper guide are rotatably assorted is provided with the first rotating shaft, the rotation that the first described lever forms above-mentioned the first lever by the first rotating shaft arranges, the second described pull bar and the first lever hinged place are between described the first pull bar and the first rotating shaft, and the first described lever is hinged away from the end of one end of the first rotating shaft and described lower valve connecting rod.
4. electric cabinet according to claim 1, it is characterized in that: described secondary interlock comprises interlocking mounting panel, the sidewall of one side of described interlocking mounting panel is provided with secondary-plug headstock, described interlocking mounting panel is provided with a pair of guiding slotted eye, described guiding slotted eye is strip, described interlocking mounting panel is provided with locking bent plate by secondary-plug headstock place, described locking bent plate rotates and is arranged on described interlocking mounting panel, described locking bent plate is provided with interlocking locking plate by a side of secondary-plug headstock, the side that described locking bent plate deviates from the locking plate of interlocking is provided with bent plate guiding groove hole, described bent plate guiding groove hole comprises the locking guide hole of strip, described locking guide hole is provided with towards the unlatching guide hole of locking bent plate center of rotation place bending by a side of interlocking locking plate, in guiding slotted eye away from locking bent plate, being provided with can be along the reciprocating secondary locking part of guiding slotted eye, the side that interlocking mounting panel deviates from locking guide hole is provided with can be with the reciprocating interlocking connecting plate of secondary locking part, described secondary locking part is provided with interlocking pillar, described interlocking pillar is connected with described interlocking connecting plate through after described guiding slotted eye, in described bent plate guiding groove hole, be embedded with locking pillar, described locking pillar is successively through bent plate guiding groove hole and remaining guiding slotted eye, and be fixedly connected with described interlocking connecting plate.
5. electric cabinet according to claim 4, it is characterized in that: between described interlocking pillar and locking pillar, be provided with interlocking resetting spring, described interlocking resetting spring one end is connected with described interlocking pillar, the other end is connected with locking bent plate, two described guiding slotted eye place baselines are on same straight line, described locking pillar is embedded on interlocking mounting panel by the guiding slotted eye of secondary-plug headstock one side, described interlocking pillar is embedded on interlocking mounting panel in guiding slotted eye away from secondary-plug headstock one side, described locking bent plate is provided with interlocking rotating shaft with the interlocking mounting panel place of being rotatably assorted, described locking bent plate is rotated and is arranged on interlocking mounting panel by interlocking rotating shaft, described locking bent plate also comprises bent plate body, described interlocking locking plate is arranged on the side that described bent plate body deviates from bent plate guiding groove hole, described bent plate body arranges towards the bending of secondary-plug headstock direction, described interlocking mounting panel leans on a side sidewall of secondary-plug headstock to be provided with secondary plug and turns head.
6. electric cabinet according to claim 1, it is characterized in that: the two ends of described connecting axle coordinate with work-saving device and operating means respectively, described operating means comprises bracing frame and supporting seat, described connecting axle is operation screw mandrel section by a side of operating means, described operation screw mandrel section penetrates described supporting seat and relative supporting seat rotatably arranges, described operation screw mandrel section is provided with and can moves back and forth nut along operation screw mandrel section, the outside of travelling nut is provided with limiting plate, described operation screw mandrel section below is provided with can do the locking part pumping, described limiting plate has and is embedded at described supporting seat and the working position between locking part, described work-saving device comprises mount pad, described mount pad is provided with output shaft, power output toggle arm, arc linking arm and screw rod driving device, the two ends of described power output toggle arm are hinged with output shaft and arc linking arm respectively, one end that described connecting axle coordinates with work-saving device is provided with driving sleeve, in described driving sleeve, being provided with can be along the reciprocating promotion screw mandrel of driving sleeve axial direction, described arc linking arm is hinged away from one end of itself and power output toggle arm hinged place and described promotion screw mandrel.
7. electric cabinet according to claim 6, it is characterized in that: described limiting plate is L-type, described limiting plate comprises fixing minute plate and spacing minute plate, spacing minute described plate is along with the reciprocating motion of travelling nut embeds or exit described supporting seat and the space between locking part, within spacing minute, plate extends and arranges towards the direction of supporting seat and locking part, one side of described operation screw mandrel section is provided with guide plate, described guide plate is provided with the pilot hole of strip, the length direction of described pilot hole is parallel with the axial direction of described connecting axle, described limiting plate is provided with by a side of guide plate the guiding projection being embedded in described pilot hole, guide plate is secured by bolts on described supporting seat.
8. electric cabinet according to claim 6, it is characterized in that: in described supporting seat, be provided with screw mandrel through hole, one end of described operation screw mandrel section is through described screw mandrel through hole, and the screw mandrel through hole described in passing forms screw mandrel opening end, described screw mandrel opening end is provided with the operating grip of detachable setting, described operating grip is arranged with the lifting limiting plate that work pumps outward, in described lifting limiting plate, be provided with spacing hole, described operating grip detachably coordinates with described operation screw mandrel section through spacing hole, described spacing hole is 8-shaped, the middle part of described spacing hole is provided with the spacing portion that clasps of extending towards spacing hole middle part.
9. electric cabinet according to claim 7, it is characterized in that: the side that described guide plate deviates from operation screw mandrel section is provided with the drive plate that drives lifting limiting plate work to pump, described drive plate is provided with drive hole, described guiding projection is through passing described drive hole after pilot hole, described drive plate is connected with described lifting limiting plate away from a side of guide plate, and described lifting limiting plate is provided with rotation signal sign by the plate face at top.
10. electric cabinet according to claim 6, it is characterized in that: the lateral wall in described driving sleeve is provided with ring-type spacing preiection, described mount pad and position limiting convex ring corresponding position are provided with ring-type limited ring groove, described ring-type spacing preiection is embedded in described ring-type limited ring groove, described mount pad is provided with the long straight hole of laborsaving guiding, described arc linking arm is by linking arm pin and described hinged cooperation of promotion screw mandrel, the end axis of described linking arm pin forms linking arm pin extension to extending outwardly, described linking arm pin extension embeds also can be reciprocating along the long straight hole of laborsaving guiding in the described long straight hole of laborsaving guiding, described mount pad is provided with arcuate socket, described arcuate socket is strip, described arc linking arm is hinged by connecting lever connecting pin and described power output toggle arm, the end axis of described connecting lever connecting pin forms connecting lever connecting pin extension to extending outwardly, described connecting lever connecting pin extension embeds in described arcuate socket, and can be reciprocating along arcuate socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231235.7U CN203813293U (en) | 2014-05-07 | 2014-05-07 | Electrical machine cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420231235.7U CN203813293U (en) | 2014-05-07 | 2014-05-07 | Electrical machine cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203813293U true CN203813293U (en) | 2014-09-03 |
Family
ID=51452003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420231235.7U Withdrawn - After Issue CN203813293U (en) | 2014-05-07 | 2014-05-07 | Electrical machine cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203813293U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103928860A (en) * | 2014-05-07 | 2014-07-16 | 万控集团有限公司 | Electric equipment cabinet |
-
2014
- 2014-05-07 CN CN201420231235.7U patent/CN203813293U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103928860A (en) * | 2014-05-07 | 2014-07-16 | 万控集团有限公司 | Electric equipment cabinet |
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Granted publication date: 20140903 Effective date of abandoning: 20160330 |
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