CN102664355B - Medium-voltage dual-power combined electrical appliance - Google Patents
Medium-voltage dual-power combined electrical appliance Download PDFInfo
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- CN102664355B CN102664355B CN201210159847.5A CN201210159847A CN102664355B CN 102664355 B CN102664355 B CN 102664355B CN 201210159847 A CN201210159847 A CN 201210159847A CN 102664355 B CN102664355 B CN 102664355B
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- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 230000009466 transformation Effects 0.000 claims abstract description 8
- 238000004146 energy storage Methods 0.000 claims description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 18
- 229910052802 copper Inorganic materials 0.000 claims description 18
- 239000010949 copper Substances 0.000 claims description 18
- 230000002146 bilateral effect Effects 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 9
- 230000005520 electrodynamics Effects 0.000 claims description 9
- 238000005260 corrosion Methods 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 claims description 5
- 210000000481 breast Anatomy 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
The invention discloses a medium-voltage dual-power combined electrical appliance, which comprises a cabinet body, a first inlet mechanism, a second inlet mechanism, first inlet cable pile heads, second inlet cable pile heads, voltage transformation cable pile heads, a first wire outlet cable pile head, a second wire outlet cable pile head, a pressure-operated dual-power load switch, a first three-station load switch and a second three-station load switch, wherein the pressure-operated dual-power load switch comprises a switch frame, a double-closing operation mechanism, a transmission part and main loop parts; the double-closing operation mechanism is arranged at the front end of the switch frame; and the output end of the double-closing operation mechanism is connected to the transmission part which is connected to the main loop parts. The using amounts of switches and switch cabinets are decreased, so that cost is effectively lowered; the shortcoming of undiversified function of a dual-power shift switch is overcome, and a plurality of functions of switching, turning-on/off, maintenance and the like of power supplies are integrated; and the reliability and efficiency of a power supply system are improved.
Description
[technical field]
The present invention relates to electric switch aspect, pressure double-power combined electrical apparatus especially.
[background technology]
The switchgear of middle pressure double-power combined electrical apparatus to be rated voltage be 12 ~ 24kV, is made up of stainless steel body, middle pressure double power-supply load swith, middle pressure three-stations load switch and other electronic devices and components.The several functions such as the switching of power supply, folding, maintenance can be realized with the combined electrical apparatus of one.
The mode of current application is, adopts two switch cubicles, is furnished with the electric elements such as on-load switch, isolating switch, earthed switch in cabinet, and made for realizing change, folding, maintenance circuit by the switching between two switch cubicles, such cost is relatively high.And when running into line fault, can not switch fast, make user suffer larger loss economically.
[summary of the invention]
Object of the present invention solves the problems of the prior art exactly, proposes to press double-power combined electrical apparatus in one, can realize the several functions one such as the switching of power supply, folding, maintenance, and can reduce the usage quantity of switch and switch cubicle, effectively reduce costs.
For achieving the above object, the present invention proposes in one and press double-power combined electrical apparatus, comprise casing, first wire inlet mechanism, second wire inlet mechanism, first inlet wire cable pile crown, second inlet wire cable pile crown, pressure power transformation checking bollard head, first outlet cable pile crown, second outlet cable pile crown, air pressing type double power-supply load swith, first three-stations load switch, second three-stations load switch, described box house is left, right both sides are separately installed with the first three-stations load switch and the second three-stations load switch, in the middle of box house, air pressing type double power-supply load swith is housed, the left plate of casing and right plate are equipped with the first inlet wire cable pile crown and the second inlet wire cable pile crown respectively, the lower left side of casing and lower right side are separately installed with the first inlet wire cable pile crown and the second inlet wire cable pile crown, pressure power transformation checking bollard head is equipped with in the middle downside of casing, first inlet wire cable pile crown is connected with the moving contact end of the first three-stations load switch by copper rod, and the stationary contact of the first three-stations load switch is connected with the left side moving contact of air pressing type double power-supply load swith by copper bar, second inlet wire cable pile crown is connected by the stationary contact of copper rod with the second three-stations load switch, and the stationary contact of the second three-stations load switch is connected with the right side moving contact of air pressing type double power-supply load swith by copper bar simultaneously, the left side stationary contact of air pressing type double power-supply load swith is connected with the first outlet cable pile crown by copper bar, and the right side stationary contact of air pressing type double power-supply load swith is connected with the second outlet cable pile crown by copper bar, described air pressing type double power-supply load swith comprises switch framework, pairing operating mechanism, drive disk assembly and major loop parts, described pairing operating mechanism is arranged on the front end of switch framework, the output of pairing operating mechanism is connected to drive disk assembly, and drive disk assembly is connected to major loop parts.
As preferably, described pairing operating mechanism comprises electrodynamic element assembly, sheave assembly, left spring energy storage component and right spring energy-storage assembly, and described electrodynamic element assembly is connected to sheave assembly, and the left side of sheave assembly is connected with left spring energy storage component.
As preferably, described sheave assembly comprise part on the left side close instruction, part on the right side close instruction, arm of turning left, arm of turning right, sheave, main shaft and frame, described part on the left side close instruction be connected with arm of turning left, part on the right side to close to indicate and be connected with arm of turning right, the center weld of sheave has main shaft, and main shaft is arranged on the centre bore of frame, makes sheave be positioned at the middle part of frame, the left side of sheave coordinates with arm of turning left installs, and the right side of sheave coordinates with arm of turning right installs.
As preferably, described sheave has three sections of curved grooves, be respectively left parabolic wire casing, arc groove and right parabolic wire casing, described arc groove is between left parabolic wire casing and right parabolic wire casing, turn left arm and turn right on arm and be all provided with roller, turn left arm and the roller of turning right on arm can slide in three of sheave section curved groove.
As preferably, described arc groove is with the axle center of main shaft for the center of circle, and the length of arc groove is 180 °.
As preferably, described left spring energy storage component comprises the first axle, the first connecting lever, the first spring, the second connecting lever and the first output connecting rod, described first axle is fixed in frame, one end of first connecting lever is welded on the first axle, the other end of the first connecting lever installs one end of the first spring, one end of second connecting lever is installed on the first axle, and the other end of the second connecting lever installs the other end of the first spring, and the other end of the second connecting lever is also connected to the first output connecting rod; Described right spring energy-storage assembly comprises the second axle, the 3rd connecting lever, the second spring, the 4th connecting lever and the second output connecting rod, described second axle is fixed in frame, one end of 3rd connecting lever is welded on the second axle, the other end of the 3rd connecting lever installs one end of the second spring, one end of 4th connecting lever is installed on the second axle, the other end of the 4th connecting lever installs the other end of the second spring, and the other end of the 4th connecting lever is also connected to the second output connecting rod.
As preferably, described electrodynamic element assembly comprises the first button, the second button, operating axis, motor, clutch and decelerator, motor is arranged on decelerator, decelerator is provided with clutch, operating axis is fixing on the clutch, and frame is provided with and is electrically connected to the first button on motor and the second button.
As preferably, described drive disk assembly comprises two output shafts and 6 pairs of action connecting levers, described each output shaft is connected with 3 pairs of action connecting levers, and two output shafts are connected respectively to the first output connecting rod and second and export connecting rod.
As preferably, described major loop parts comprise first end hook bolt, first bilateral insulating sleeve, guidance contacts, first Mume flower contact, insulating case, sliding sleeve, conductive sleeve, second Mume flower contact, threaded cap, fixed contact, insulating cover, second bilateral insulating sleeve and the second head bolts, described guidance contacts great waves are arranged with the first bilateral insulating sleeve and conductive sleeve, the two ends of conductive sleeve are respectively equipped with the first Mume flower contact and the second Mume flower contact, the outside of conductive sleeve is provided with sliding sleeve, the outside of sliding sleeve is provided with insulating case, the outer end of sliding sleeve is provided with threaded cap, the outer end of guidance contacts is provided with first end hook bolt, fixed contact is arranged with the second bilateral insulating sleeve, the two ends of fixed contact are respectively equipped with insulating cover and the second head bolts, the position of described fixed contact is corresponding with the position of guidance contacts.
As preferably, described casing is the seal case be welded by corrosion resistant plate.
Beneficial effect of the present invention: the usage quantity that The present invention reduces switch and switch cubicle, effectively reduces cost; Improve the shortcoming of the function singleness of double power supply converting switch, achieve the several functions one such as the switching of power supply, folding, maintenance; Improve the reliability of electric power system, high efficiency.
Feature of the present invention and advantage will be described in detail by reference to the accompanying drawings by embodiment.
[accompanying drawing explanation]
Fig. 1 is the front view of a kind of middle pressure double-power combined electrical apparatus of the present invention;
Fig. 2 is the vertical view of a kind of middle pressure double-power combined electrical apparatus of the present invention;
Fig. 3 is the front view of middle pressure air pressing type double power-supply load swith in a kind of middle pressure double-power combined electrical apparatus of the present invention;
Fig. 4 is the left view of middle pressure air pressing type double power-supply load swith in a kind of middle pressure double-power combined electrical apparatus of the present invention;
Fig. 5 is the A-A cutaway view of Fig. 3;
Fig. 6 is the vertical view of middle pressure air pressing type double power-supply load swith in a kind of middle pressure double-power combined electrical apparatus of the present invention;
Fig. 7 is the stereogram of middle pressure air pressing type double power-supply load swith in a kind of middle pressure double-power combined electrical apparatus of the present invention;
Fig. 8 is the front view of pairing operating mechanism in middle pressure air pressing type double power-supply load swith in a kind of middle pressure double-power combined electrical apparatus of the present invention;
Fig. 9 is the left view of pairing operating mechanism in middle pressure air pressing type double power-supply load swith in a kind of middle pressure double-power combined electrical apparatus of the present invention;
Figure 10 is the A-A cutaway view of Fig. 9;
Figure 11 is the vertical view of pairing operating mechanism in middle pressure air pressing type double power-supply load swith in a kind of middle pressure double-power combined electrical apparatus of the present invention;
Figure 12 is the rearview of pairing operating mechanism in middle pressure air pressing type double power-supply load swith in a kind of middle pressure double-power combined electrical apparatus of the present invention;
Figure 13 is the stereogram of pairing operating mechanism in middle pressure air pressing type double power-supply load swith in a kind of middle pressure double-power combined electrical apparatus of the present invention;
Figure 14 is the cutaway view of major loop parts in middle pressure air pressing type double power-supply load swith in a kind of middle pressure double-power combined electrical apparatus of the present invention.
[embodiment]
Consult Fig. 1, 2, middle pressure double-power combined electrical apparatus, comprises casing 39, first wire inlet mechanism 40, second wire inlet mechanism 41, first inlet wire cable pile crown 42, second inlet wire cable pile crown 44, pressure power transformation checking bollard head 43, first outlet cable pile crown 45, second outlet cable pile crown 47, air pressing type double power-supply load swith 46, first three-stations load switch 48, second three-stations load switch 49, described casing 39 is inner left, right both sides are separately installed with the first three-stations load switch 48 and the second three-stations load switch 49, casing 39 bosom is equipped with air pressing type double power-supply load swith 46, the left plate of casing 39 and right plate are equipped with the first inlet wire cable pile crown 42 and the second inlet wire cable pile crown 44 respectively, the lower left side of casing 39 and lower right side are separately installed with the first inlet wire cable pile crown 42 and the second inlet wire cable pile crown 44, pressure power transformation checking bollard head 43 is equipped with in the middle downside of casing 39, first inlet wire cable pile crown 42 is connected by the moving contact end of copper rod with the first three-stations load switch 48, and the stationary contact of the first three-stations load switch 48 is connected with the left side moving contact of air pressing type double power-supply load swith 46 by copper bar, second inlet wire cable pile crown 44 is connected by the stationary contact of copper rod with the second three-stations load switch 49, and the stationary contact of the second three-stations load switch 49 is connected with the right side moving contact of air pressing type double power-supply load swith 46 by copper bar simultaneously, the left side stationary contact of air pressing type double power-supply load swith 46 is connected with the first outlet cable pile crown 45 by copper bar, and the right side stationary contact of air pressing type double power-supply load swith 46 is connected with the second outlet cable pile crown 47 by copper bar.Casing 39 is the seal cases be welded by corrosion resistant plate.
Consult Fig. 3,4,5,6,7, middle pressure air pressing type double power-supply load swith 46 comprises switch framework 23, pairing operating mechanism 21, drive disk assembly and major loop parts 22, described pairing operating mechanism 21 is arranged on the front end of switch framework 23, the output of pairing operating mechanism 21 is connected to drive disk assembly, and drive disk assembly is connected to major loop parts 22.Described drive disk assembly comprises two output shafts 25 and 6 pairs of action connecting levers 24, described each output shaft 25 is connected with 3 pairs of action connecting levers, 24, two output shafts 25 and is connected respectively to the first output connecting rod 19 and the second output connecting rod 20.
Consult Fig. 8,9,10,11,12,13, pairing operating mechanism 21, comprise electrodynamic element assembly, sheave assembly, left spring energy storage component and right spring energy-storage assembly, described electrodynamic element assembly is connected to sheave assembly, the left side of sheave assembly is connected with left spring energy storage component, and the right side of sheave assembly is connected with right spring energy-storage assembly.
Described sheave assembly comprises parting on the left side and closes instruction 4, parts on the right side and close instruction 9, arm 12 of turning left, arm 10 of turning right, sheave 11, main shaft 2 and frame, described part on the left side close instruction 4 be connected with arm 12 of turning left, part conjunction instruction 9 on the right side to be connected with arm 10 of turning right, the center weld of sheave 11 has main shaft 2, main shaft 2 is arranged on the centre bore of frame, make sheave 11 be positioned at the middle part of frame, the left side of sheave 11 coordinates with arm 12 of turning left installs, and the right side of sheave 11 coordinates with arm 10 of turning right installs.Described sheave 11 has three sections of curved grooves, be respectively left parabolic wire casing, arc groove and right parabolic wire casing, described arc groove is between left parabolic wire casing and right parabolic wire casing, turn left on arm 12 and arm 10 of turning right and be all provided with roller, turn left arm 12 and the roller of turning right on arm 10 can slide in three of sheave 11 section curved groove.Described arc groove is with the axle center of main shaft 2 for the center of circle, and the length of arc groove is 180 °.Described left parabolic wire casing is identical with the shape of right parabolic wire casing.
Described left spring energy storage component comprises the first axle 1, first connecting lever 17, first spring 18, second connecting lever 16 and first and exports connecting rod 19, described first axle 1 is fixed in frame, one end of first connecting lever 17 is welded on the first axle 1, the other end of the first connecting lever 17 installs one end of the first spring 18, one end of second connecting lever 16 is installed on the first axle 1, the other end of the second connecting lever 16 installs the other end of the first spring 18, and the other end of the second connecting lever 16 is also connected to the first output connecting rod 19; Described right spring energy-storage assembly comprises the second axle 3, the 3rd connecting lever 14, second spring 13, the 4th connecting lever 15 and the second output connecting rod 20, described second axle 3 is fixed in frame, one end of 3rd connecting lever 14 is welded on the second axle 3, the other end of the 3rd connecting lever 14 installs one end of the second spring 13, one end of 4th connecting lever 15 is installed on the second axle 3, the other end of the 4th connecting lever 15 installs the other end of the second spring 13, and the other end of the 4th connecting lever 15 is also connected to the second output connecting rod 20.
Described electrodynamic element assembly comprises the first button 5, second button 6, operating axis 7, motor 8, clutch and decelerator, motor 8 is arranged on decelerator, decelerator is provided with clutch, operating axis 7 is fixing on the clutch, and frame is provided with the first button 5 and the second button 6 be electrically connected on motor 8.
Consult Figure 14, major loop parts 22 comprise first end hook bolt 26, first bilateral insulating sleeve 27, guidance contacts 28, first Mume flower contact 29, insulating case 30, sliding sleeve 31, conductive sleeve 32, second Mume flower contact 33, threaded cap 34, fixed contact 35, insulating cover 36, second bilateral insulating sleeve 37 and the second head bolts 38, described guidance contacts 28 is arranged with the first bilateral insulating sleeve 27 and conductive sleeve 32, the two ends of conductive sleeve 32 are respectively equipped with the first Mume flower contact 29 and the second Mume flower contact 33, the outside of conductive sleeve 32 is provided with sliding sleeve 31, the outside of sliding sleeve 31 is provided with insulating case 30, the outer end of sliding sleeve 31 is provided with threaded cap 34, the outer end of guidance contacts 28 is provided with first end hook bolt 26, fixed contact 35 is arranged with the second bilateral insulating sleeve 37, the two ends of fixed contact 35 are respectively equipped with insulating cover 36 and the second head bolts 38, the position of described fixed contact 35 is corresponding with the position of guidance contacts 28.
Middle pressure double-power combined electrical apparatus operation principle: combined electrical apparatus application corrosion resistant plate is welded into an airtight space, inside is filled with the SF6 gas that relative pressure is 0.4bar, and adopts air pressing type arc extinguishing structure.Pairing operating mechanism 21 is a kind of with electronic sheave gap spring operating mechanism, and it can realize 1 driving shaft and drive the action of two driven shaft peace sheave shape clearance respectively.First wire inlet mechanism 40, first inlet wire cable pile crown 42 is a kind of manual spring operating mechanisms.
When the circuit run breaks down, control unit detects faulty line also to double power-supply load swith switching signal, pairing operating mechanism 21 energy storage, release can simultaneously transmitting torque to air pressing type double power-supply load swith 46, moving contact departs from fixed contact and utilizes spray SF6 gas arc extinguishing, until complete separating brake.Then pairing operating mechanism 21 continues energy storage, transmitting torque is to air pressing type double power-supply load swith 46 simultaneously to release energy, and moving contact is to fixed contact fast moving, until contact fixed contact completes a handoff procedure completely.During reverse switching, process is identical, and direction is contrary.
When needs ground connection is overhauled, manual operation two three position mechanisms (both: the first wire inlet mechanism 40, first inlet wire cable pile crown 42), the first three-stations load switch 48 or the second three-stations load switch 49 separating brake ground connection.When oppositely closing, process is identical, and direction is contrary.
Middle pressure air pressing type double power-supply load swith operation principle: switch seal is in the metal cabinet be welded by corrosion resistant plate, and inside is filled with the SF6 gas that relative pressure is 0.4bar, adopts air pressing type arc extinguishing structure.Switch is provided with the major loop that symmetry is separated, and by pairing operating mechanism 21 output kinetic energy, exports connecting rod 19, second output connecting rod 20 pass to two output shafts 25 respectively by first.Two output shafts 25 rotate and drive 6 pairs of connecting levers to swing respectively, thus drive the moving contact in major loop parts 22 to move up and down, and realize a point closing operation.Again due to mechanism export kinetic energy be according to sheave change of shape see pairing mechanism action principal portion, so deciliter order of switch also installing mechanism sheave change of shape.Realize two-way electrical source exchange.
Pairing mechanism action principle: rotate with operating grip or motor driver operation axle 7, clutch is closed makes main shaft 2 rotate with operating axis 7, and sheave 11 also and then rotates simultaneously.Sheave there are three sections of curves, two sections, both sides parabola, the circular arc that centre is is the center of circle with the axle center of main shaft 1.When sheave 11 rotates, turn right arm 10, arm 12 of turning left moved with stopping time during channel shape on sheave 11, when sheave 11 rotates clockwise, turn left arm 12 roller along parabolic wire casing swing, the first axle 1 is rotated, the first spring 18 energy storage, after having served as dead point, energy released by first spring 18, and first exports connecting rod 19 externally does work, until parabolic wire casing is covered.Simultaneously because the roller of arm 10 of turning right is on arc groove, sheave 11 rotates, and arm 10 of turning right does not swing, therefore the second output connecting rod 20 does not externally do work.When sheave 11 continues clockwise transmission, the roller of arm 12 of turning left starts to walk on circular arc, and sheave 11 rotates, and arm 12 of turning left does not swing.And the roller of arm 10 of turning right swings along parabolic wire casing simultaneously, the second axle 3 is rotated, the second spring 13 energy storage, after having served as dead point, energy released by the second spring 13, and second exports connecting rod 20 externally does work, until parabolic wire casing is covered, vice versa.
Above-described embodiment is to explanation of the present invention, is not limitation of the invention, anyly all belongs to protection scope of the present invention to the scheme after simple transformation of the present invention.
Claims (7)
1. in, press double-power combined electrical apparatus, comprise casing (39), first wire inlet mechanism (40), second wire inlet mechanism (41), first inlet wire cable pile crown (42), second inlet wire cable pile crown (44), pressure power transformation checking bollard head (43), first outlet cable pile crown (45), second outlet cable pile crown (47), air pressing type double power-supply load swith (46), first three-stations load switch (48), second three-stations load switch (49), described casing (39) inside left is provided with the first three-stations load switch (48), described casing (39) inner right side is provided with the second three-stations load switch (49), casing (39) bosom is equipped with air pressing type double power-supply load swith (46), the first inlet wire cable pile crown (42) left plate of casing (39) is equipped with, the second inlet wire cable pile crown (44) right plate of casing (39) is equipped with, the lower left side of casing (39) is provided with the first inlet wire cable pile crown (42), the lower right side of casing (39) is provided with the second inlet wire cable pile crown (44), pressure power transformation checking bollard head (43) is equipped with in the middle downside of casing (39), first inlet wire cable pile crown (42) is connected by the moving contact end of copper rod with the first three-stations load switch (48), the stationary contact of the first three-stations load switch (48) is connected by the left side moving contact of copper bar with air pressing type double power-supply load swith (46), second inlet wire cable pile crown (44) is connected by the moving contact end of copper rod with the second three-stations load switch (49), and the stationary contact of the second three-stations load switch (49) is connected by the right side moving contact of copper bar with air pressing type double power-supply load swith (46) simultaneously, the left side stationary contact of air pressing type double power-supply load swith (46) is connected with the first outlet cable pile crown (45) by copper bar, and the right side stationary contact of air pressing type double power-supply load swith (46) is connected with the second outlet cable pile crown (47) by copper bar, described air pressing type double power-supply load swith (46) comprises switch framework (23), pairing operating mechanism (21), drive disk assembly and major loop parts (22), described pairing operating mechanism (21) is arranged on the front end of switch framework (23), the output of pairing operating mechanism (21) is connected to drive disk assembly, drive disk assembly is connected to major loop parts (22), described pairing operating mechanism (21) comprises electrodynamic element assembly, sheave assembly, left spring energy storage component and right spring energy-storage assembly, described electrodynamic element assembly is connected to sheave assembly, the left side of sheave assembly is connected with left spring energy storage component, the right side of sheave assembly is connected with right spring energy-storage assembly, it is characterized in that: described sheave assembly comprise part on the left side close instruction (4), part on the right side and close instruction (9), to turn left arm (12), to turn right arm (10), sheave (11), main shaft (2) and frame, described part on the left side close instruction (4) be connected with arm of turning left (12), parting on the right side to close indicates (9) to be connected with arm of turning right (10), the center weld of sheave (11) has main shaft (2), main shaft (2) is arranged on the centre bore of frame, sheave (11) is made to be positioned at the middle part of frame, the left side of sheave (11) coordinates with arm of turning left (12) installs, the right side of sheave (11) coordinates with arm of turning right (10) installs, combined electrical apparatus application corrosion resistant plate is welded into an airtight space, inside is filled with the SF6 gas that relative pressure is 0.4bar.
2. middle pressure double-power combined electrical apparatus as claimed in claim 1, it is characterized in that: described sheave (11) has three sections of curved grooves, be respectively left parabolic wire casing, arc groove and right parabolic wire casing, described arc groove is between left parabolic wire casing and right parabolic wire casing, turn left on arm (12) and arm of turning right (10) and be all provided with roller, the roller on arm of turning left (12) and arm of turning right (10) can slide in three sections of curved grooves of sheave (11).
3. middle pressure double-power combined electrical apparatus as claimed in claim 2, is characterized in that: described arc groove is with the axle center of main shaft (2) for the center of circle, and the length of arc groove is 180 °.
4. middle pressure double-power combined electrical apparatus as claimed in claim 3, it is characterized in that: described left spring energy storage component comprises the first axle (1), first connecting lever (17), first spring (18), second connecting lever (16) and first exports connecting rod (19), described first axle (1) is fixed in frame, one end of first connecting lever (17) is welded on the first axle (1), the other end of the first connecting lever (17) installs one end of the first spring (18), one end of second connecting lever (16) is installed on the first axle (1), the other end of the second connecting lever (16) installs the other end of the first spring (18), the other end of the second connecting lever (16) is also connected to the first output connecting rod (19), described right spring energy-storage assembly comprises the second axle (3), 3rd connecting lever (14), second spring (13), 4th connecting lever (15) and second exports connecting rod (20), described second axle (3) is fixed in frame, one end of 3rd connecting lever (14) is welded on the second axle (3), the other end of the 3rd connecting lever (14) installs one end of the second spring (13), one end of 4th connecting lever (15) is installed on the second axle (3), the other end of the 4th connecting lever (15) installs the other end of the second spring (13), the other end of the 4th connecting lever (15) is also connected to the second output connecting rod (20).
5. middle pressure double-power combined electrical apparatus as claimed in claim 4, it is characterized in that: described electrodynamic element assembly comprises the first button (5), the second button (6), operating axis (7), motor (8), clutch and decelerator, motor (8) is arranged on decelerator, decelerator is provided with clutch, operating axis (7) is fixing on the clutch, and frame is provided with and is electrically connected to the first button (5) on motor (8) and the second button (6).
6. middle pressure double-power combined electrical apparatus as claimed in claim 5, it is characterized in that: described drive disk assembly comprises two output shafts (25) and 6 pairs of action connecting levers (24), described each output shaft (25) is connected with 3 pairs of action connecting levers (24), two output shafts (25) are connected respectively to the first output connecting rod (19) and second and export connecting rod (20).
7. middle pressure double-power combined electrical apparatus as claimed in claim 6, is characterized in that: described major loop parts (22) comprise first end hook bolt (26), first bilateral insulating sleeve (27), guidance contacts (28), first Mume flower contact (29), insulating case (30), sliding sleeve (31), conductive sleeve (32), second Mume flower contact (33), threaded cap (34), fixed contact (35), insulating cover (36), second bilateral insulating sleeve (37) and the second head bolts (38), described guidance contacts (28) is arranged with the first bilateral insulating sleeve (27) and conductive sleeve (32), the two ends of conductive sleeve (32) are respectively equipped with the first Mume flower contact (29) and the second Mume flower contact (33), the outside of conductive sleeve (32) is provided with sliding sleeve (31), the outside of sliding sleeve (31) is provided with insulating case (30), the outer end of sliding sleeve (31) is provided with threaded cap (34), and the outer end of guidance contacts (28) is provided with first end hook bolt (26), fixed contact (35) is arranged with the second bilateral insulating sleeve (37), the two ends of fixed contact (35) are respectively equipped with insulating cover (36) and the second head bolts (38), the position of described fixed contact (35) is corresponding with the position of guidance contacts (28).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210159847.5A CN102664355B (en) | 2012-05-21 | 2012-05-21 | Medium-voltage dual-power combined electrical appliance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210159847.5A CN102664355B (en) | 2012-05-21 | 2012-05-21 | Medium-voltage dual-power combined electrical appliance |
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| CN102664355A CN102664355A (en) | 2012-09-12 |
| CN102664355B true CN102664355B (en) | 2015-01-21 |
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| CN105375380B (en) * | 2015-11-25 | 2017-07-07 | 南京四方致捷开关有限公司 | A kind of air insulation duplicate supply looped network cabinet |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0385265A1 (en) * | 1989-03-03 | 1990-09-05 | GEC Alsthom T&D AG | Spring motor driving mechanism for a circuit breaker |
| CN202008931U (en) * | 2011-04-26 | 2011-10-12 | 南京业基电气设备有限公司 | Operation mechanism for SF6 (sulfur fluoride) load switch cabinet |
| CN202172230U (en) * | 2011-08-24 | 2012-03-21 | 湖州泰仑电力设备有限公司 | Medium-voltage double-power combined electrical apparatus |
| CN202178606U (en) * | 2011-06-30 | 2012-03-28 | 湖州泰仑电力设备有限公司 | High-voltage multi-power supply switching combined electrical apparatus |
| CN202678722U (en) * | 2012-05-21 | 2013-01-16 | 湖州泰仑电力设备有限公司 | Middling-pressure dual-supply combined electric appliance |
-
2012
- 2012-05-21 CN CN201210159847.5A patent/CN102664355B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0385265A1 (en) * | 1989-03-03 | 1990-09-05 | GEC Alsthom T&D AG | Spring motor driving mechanism for a circuit breaker |
| CN202008931U (en) * | 2011-04-26 | 2011-10-12 | 南京业基电气设备有限公司 | Operation mechanism for SF6 (sulfur fluoride) load switch cabinet |
| CN202178606U (en) * | 2011-06-30 | 2012-03-28 | 湖州泰仑电力设备有限公司 | High-voltage multi-power supply switching combined electrical apparatus |
| CN202172230U (en) * | 2011-08-24 | 2012-03-21 | 湖州泰仑电力设备有限公司 | Medium-voltage double-power combined electrical apparatus |
| CN202678722U (en) * | 2012-05-21 | 2013-01-16 | 湖州泰仑电力设备有限公司 | Middling-pressure dual-supply combined electric appliance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102664355A (en) | 2012-09-12 |
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