CN101834412A - Switch cabinet mechanical interlocking matched set - Google Patents
Switch cabinet mechanical interlocking matched set Download PDFInfo
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- CN101834412A CN101834412A CN201010189514A CN201010189514A CN101834412A CN 101834412 A CN101834412 A CN 101834412A CN 201010189514 A CN201010189514 A CN 201010189514A CN 201010189514 A CN201010189514 A CN 201010189514A CN 101834412 A CN101834412 A CN 101834412A
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Abstract
The invention discloses a switch cabinet mechanical interlocking matched set, which comprises a program lock and an interlocking piece. The program lock and the interlocking piece are arranged in a cabinet body and fixedly connected with each other; the cabinet body is provided with a breaker, a breaker chassis truck is arranged below the breaker and provided with a keyed end; the interlocking piece is movably connected with the program lock through a program lock pin; the interlocking piece comprises a linkage part, a rotating main shaft and a stop part which are mutually connected; the linkage part is movably connected with the program lock through the program locking pin; the linkage part comprises upper and lower linkage plates and a main shaft linkage blade; the upper and lower linkage plates comprise a plate bottom side, a linkage plate side and a fixed plate side which are vertical to one another; the stop part comprises a main shaft driving block, a push plate and a stopping pad block; the push plate comprises a wedged plate and a push rod; and the stopping pad block is provided with a thickening pad block. The switch cabinet mechanical interlocking matched set has the advantages of high reliability, high replaceability, simple structure, convenient operation and long service life.
Description
Technical field
The present invention relates to a kind of switch cubicle interlocking external member, relate in particular to a kind of switch cabinet mechanical interlocking matched set, specifically be applicable to the mechanical interlocking of two-way in the high pressure voltage switchgear or multiple power supplies.
Background technology
In existing switch cubicle production process, especially in the production process of high pressure voltage switchgear, all when relating to the above electric power incoming line of two-way, all inevitably need to solve the mechanical interlocking problem of two-way or multiple power supplies, traditional solution adopts procedure lock to be installed on supporting circuit breaker side often, makes the simple keyed end of measuring the back punching as procedure lock then on the side plate of cabinet inner breaker chamber.
The Chinese patent Granted publication number is CN201038611Y; Granted publication day is that the utility model patent on March 19th, 2008 discloses a kind of medium-voltage distribution plate busbar ground connection cutter interlock protection structure peculiar to vessel; be used for the medium-voltage distribution plate; it is characterized in that: its protection structure comprises the breaker chamber locking device; busbar grounding cutter locking device and interlocking key; the locking device of one cover breaker chamber is installed in every incoming line cabinet in the system; every cover breaker chamber locking device has an interlocking key; busbar grounding cutter interlock protection structure is installed in the switchboard; wherein procedure lock is positioned at the upper left corner; circuit breaker is on circuit breaker cart, and the keyed end of procedure lock is installed on the side plate.Though this utility model unsafe problems can not occur to people and equipment when divide-shut brake, but operation and maintenance experience from the scene, owing to the restriction of the strength of materials that is subjected to mounting points, keyed end and the influence of hand dipping accuracy, the reliability of this kind interlock method is lower, and when misoperation, very easily produce deformed damaged, therefore the keyed end of procedure lock should not be installed on the side plate of cabinet, otherwise can reduce the reliability of interlock.
The Chinese patent Granted publication number is CN2911940Y, Granted publication day is that the utility model patent on June 13rd, 2007 discloses the circuit breaker chassis car interlock in a kind of 12KV of relating to middle high-pressure metal sealing switch equipment and the control appliance, this device comprises built-in beam and cabinet door, the cabinet door is provided with hole a and jam plate, is provided with positioning sleeve in the built-in beam; Built-in beam is provided with thimble, is provided with push rod in the thimble; Be provided with block in the built-in beam.Being provided with on positioning sleeve fastens with block stops the boss that positioning sleeve clockwise rotates; The lower end of above-mentioned built-in beam is provided with hole-lock.Therefore, the utility model has only with handle and is rotated counterclockwise positioning sleeve by the hole a on the cabinet door, when circuit breaker is pushed into test position, the cabinet door could be opened, at this moment, block just blocks positioning sleeve, positioning sleeve is turned clockwise circuit breaker is pushed into the service position by the chassis car from test position, have only the cabinet door is shut, make the positioning sleeve circuit breaker that to be in test position that turns clockwise be pushed into the service position by the chassis car once more.Though this utility model can be guaranteed only under the situation of closing the cabinet door, could operate circuit breaker, improved fail safe, but this utility model not only structure is very complicated, and employed interlock is installed on above the circuit breaker, in case can't normally use for some reason or need carry out same model and exchange when using when the circuit breaker that interlock is installed temporarily, interlock also lost efficacy thereupon, recover interlock as need and must reinstall a cover, lack replaceability, waste bigger.
Summary of the invention
The objective of the invention is to overcome the reliability that exists in the prior art is lower, replaceability is relatively poor defective and problem, the switch cabinet mechanical interlocking matched set that a kind of reliability is higher, replaceability is stronger is provided.
For realizing above purpose, technical solution of the present invention is: a kind of switch cabinet mechanical interlocking matched set, comprise interconnective procedure lock and locking part, procedure lock and locking part all are arranged at the inside of cabinet, the inside of cabinet also is provided with circuit breaker, the below of circuit breaker is provided with circuit breaker chassis car, and described procedure lock is fixedlyed connected with cabinet, and the keyed end of procedure lock is arranged on the car of circuit breaker chassis; Described locking part flexibly connects by procedure lock lock pin and procedure lock.
Described procedure lock is fixedlyed connected with cabinet by the procedure lock mounting bracket;
Described locking part comprises interconnective interlock part, rotary main shaft and stopping part, and the interlock part flexibly connects by procedure lock lock pin and procedure lock.
In the middle of described rotary main shaft comprises connection one bar at axis body and two ends thereof be connected two bars, middle axis body is connected with stopping part, connects a bar and is connected with the linkage portion branch; Axis body, connection one bar all are circle, ellipse, triangle or polygon with the end face that is connected two bars in the middle of described.
Described linkage portion branch comprises linkage from top to bottom plate and main shaft interlock sheet, one end of linkage from top to bottom plate is connected with the procedure lock lock pin, the other end and main shaft interlock sheet flexibly connect, the other end of main shaft interlock sheet and the setting of rotary main shaft one end to be connected a bar fixedly connected, the other end of rotary main shaft is fixedlyed connected with stopping part.
The two ends of described main shaft interlock sheet are respectively arranged with and connect spindle hole and connecting plate hole, the size that connects spindle hole is corresponding with the end face that connects a bar, the connecting plate hole flexibly connects by latch upper end with the linkage from top to bottom plate, and on the main shaft interlock sheet closely the side of connecting plate hole one side be the arc limit;
Described linkage from top to bottom plate comprises orthogonal plate base, interlock edges of boards and fixing edges of boards, one end of interlock edges of boards is by latch and the flexible connection of connecting plate hole, the other end is fixedlyed connected with the plate base, the other end on plate base and procedure lock lock pin flexibly connect, and the side on interlock edges of boards and plate base is all fixedlyed connected with fixing edges of boards;
Side on the described interlock edges of boards between two ends is respectively straight line and curved side, and the residing plane of straight line and plate base is perpendicular, and curved side is provided with an obtuse angle step.
The angle of described obtuse angle step is 135 degree.
Described stopping part comprises main shaft drives piece, push pedal and chock, one end of main shaft drives piece is fixedlyed connected with the middle axis body on the rotary main shaft, the other end and push pedal flexibly connect, and the nearly side that connects two bars, one side is provided with chock on the main shaft drives piece.
Described main shaft drives piece is a groove shape structure, comprise the driving side that drives base and both sides thereof, driving the base fixedlys connected with middle axis body, drive the inner surface and push pedal flexible connection of the driving side at two ends, base, and the outer surface that closely connects the driving side of two bars, one side is fixedlyed connected with chock.
Described push pedal comprises clapboard and push rod, and clapboard comprises clapboard and following clapboard, and the clapboard angle that forms between last clapboard and the following clapboard is an acute angle; One end of described push rod is the level head, and the other end is and the corresponding sphenocephaly of clapboard angle, and the level head flexibly connects with the driving side that drives the both sides, base by No. two latches, and sphenocephaly is fixedlyed connected with clapboard.
End away from the cushion block side that connects two bars, one side on the described chock is fixedlyed connected with the driving side, and the other end of cushion block side is fixedlyed connected with the thickening cushion block, and the length of thickening cushion block is less than the length of cushion block side.
Compared with prior art, beneficial effect of the present invention is:
1. because a kind of switch cabinet mechanical interlocking matched set of the present invention comprises procedure lock and locking part, procedure lock is fixedlyed connected with cabinet by the procedure lock mounting bracket, cabinet is provided with circuit breaker, the below of circuit breaker is provided with circuit breaker chassis car, circuit breaker chassis car is provided with keyed end, and do not take used installation of prior art and lock mode, promptly doing the simple back of measuring on side cabinet punches as keyed end, thereby avoided mounting points, the influence of the restriction of the strength of materials of keyed end and hand dipping accuracy, promoted the reliability of interlocking, can guarantee when misoperation, can not produce deformed damaged.Therefore reliability of the present invention is higher, and useful life is longer.
2. because a kind of switch cabinet mechanical interlocking matched set of the present invention comprises procedure lock and locking part, procedure lock is fixedlyed connected with cabinet by the procedure lock mounting bracket, locking part flexibly connects by procedure lock lock pin and procedure lock, locking part comprises interconnective interlock part, rotary main shaft and stopping part, during use, up and down procedure lock lockpin ventilating is crossed the interlock part and is spurred the rotary main shaft rotation, drive stopping part by rotary main shaft again and go to push the keyed end that is arranged on the car of circuit breaker chassis locks circuit breaker with realization effect, reverse operating is release, not only simple in structure, easy to operate, and because this interlocking external member is installed on the cabinet, be installed on the circuit breaker in the prior art and do not resemble, even therefore under the situation that circuit breaker damages, do not need to replace whole mechanical interlocking matched set yet, and the circuit breaker that only need change breaking-up gets final product, and the use of mechanical interlocking matched set is not subjected to the influence of circuit breaker.Therefore not only replaceability is stronger in the present invention, and simple in structure, easy to operate.
Description of drawings
Fig. 1 is the structural representation of circuit breaker and circuit breaker chassis car among the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is the structural representation of linkage from top to bottom plate among the present invention.
Fig. 4 is the structural representation of stopping part among the present invention.
Fig. 5 is that circuit breaker is in the experiment position among the present invention, and the structural representation of non-locking.
Fig. 6 is the front view of Fig. 5.
Fig. 7 is that circuit breaker is in the experiment position among the present invention, and the structural representation of locking.
Fig. 8 is the front view of Fig. 7.
Fig. 9 is that circuit breaker is in the service position among the present invention, and the structural representation of non-locking.
Figure 10 is the front view of Fig. 9.
Among the figure: procedure lock 1, locking part 2, cabinet 3, circuit breaker 4, circuit breaker chassis car 41, interlock part 5, rotary main shaft 6, middle axis body 61, connect a bar 62, connect two bars 63, stopping part 7, main shaft drives piece 71, drive base 711, drive side 712, push pedal 72, chock 73, cushion block side 731, linkage from top to bottom plate 8, plate base 81, interlock edges of boards 82, straight line 821, curved side 822, obtuse angle step 823, fixedly edges of boards 83, and main shaft interlock sheet 9 connects spindle hole 91, connecting plate hole 92, clapboard 10, last clapboard 101, following clapboard 102, clapboard angle 103, push rod 11, level 12, sphenocephaly 13, thickening cushion block 14, keyed end 15, procedure lock lock pin 16, procedure lock mounting bracket 17,18, No. two latches 19 of a latch, circuit breaker upper bracket 20.
Embodiment
The present invention is further detailed explanation below in conjunction with description of drawings and embodiment
Referring to Fig. 1-Fig. 7, a kind of switch cabinet mechanical interlocking matched set, comprise interconnective procedure lock 1 and locking part 2, procedure lock 1 and locking part 2 all are arranged at the inside of cabinet 3, the inside of cabinet 3 also is provided with circuit breaker 4, the below of circuit breaker 4 is provided with circuit breaker chassis car 41, and described procedure lock 1 is fixedlyed connected with cabinet 3, and the keyed end 15 of procedure lock 1 is arranged on the circuit breaker chassis car 41; Described locking part 2 flexibly connects by procedure lock lock pin 16 and procedure lock 1.
Described procedure lock 1 is fixedlyed connected with cabinet 3 by procedure lock mounting bracket 17;
Described locking part 2 comprises interconnective interlock part 5, rotary main shaft 6 and stopping part 7, and interlock part 5 flexibly connects by procedure lock lock pin 16 and procedure lock 1.
In the middle of described rotary main shaft 6 comprises connection one bar 62 at axis body 61 and two ends thereof be connected two bars 63, middle axis body 61 is connected with stopping part 7, connects a bar 62 and is connected with the part 5 that links; Axis body 61, connection one bar 62 all are circle, ellipse, triangle or polygon with the end face that is connected two bars 63 in the middle of described.
Described interlock part 5 comprises linkage from top to bottom plate 8 and main shaft interlock sheet 9, one end of linkage from top to bottom plate 8 is connected with procedure lock lock pin 16, the other end and main shaft interlock sheet 9 flexibly connect, the other end of main shaft interlock sheet 9 and the setting of rotary main shaft 6 one ends to be connected a bar 62 fixedly connected, the other end of rotary main shaft 6 is fixedlyed connected with stopping part 7.
The two ends of described main shaft interlock sheet 9 are respectively arranged with and connect spindle hole 91 and connecting plate hole 92, the size that connects spindle hole 91 is corresponding with the end face that connects a bar 62, connecting plate hole 92 flexibly connects by latch 18 upper end with linkage from top to bottom plate 8, and the side of nearly connecting plate hole 92 1 sides is the arc limit on the main shaft interlock sheet 9;
Described linkage from top to bottom plate 8 comprises orthogonal plate base 81, interlock edges of boards 82 and fixing edges of boards 83, one end of interlock edges of boards 82 flexibly connects with connecting plate hole 92 by a latch 18, the other end is fixedlyed connected with plate base 81, the other end on plate base 81 and procedure lock lock pin 16 flexibly connects, and the side on interlock edges of boards 82 and plate base 81 is all fixedlyed connected with fixing edges of boards 83;
Side on the described interlock edges of boards 82 between two ends is respectively straight line 821 and curved side 822, and straight line 821 is perpendicular with 81 residing planes, plate base, and curved side 822 is provided with an obtuse angle step 823.
The angle of described obtuse angle step 823 is 135 degree.
Described stopping part 7 comprises main shaft drives piece 71, push pedal 72 and chock 73, one end of main shaft drives piece 71 is fixedlyed connected with the middle axis body 61 on the rotary main shaft 6, the other end and push pedal 72 flexibly connect, and the nearly side that connects two bars, 63 1 sides is provided with chock 73 on the main shaft drives piece 71.
Described main shaft drives piece 71 is a groove shape structure, comprise the driving side 712 that drives base 711 and both sides thereof, driving base 711 fixedlys connected with middle axis body 61, drive the inner surface and push pedal 72 flexible connections of the driving side 712 at 711 two ends, base, and the outer surface that closely connects the driving side 712 of two bars, 63 1 sides is fixedlyed connected with chock 73.
Described push pedal 72 comprises clapboard 10 and push rod 11, and clapboard 10 comprises clapboard 101 and following clapboard 102, and the clapboard angle 103 that forms between last clapboard 101 and the following clapboard 102 is an acute angle; One end of described push rod 11 is a level 12, and the other end is and clapboard angle 102 corresponding sphenocephalies 13, and level 12 flexibly connects with the driving side 712 that drives 711 both sides, base by No. two latches 19, and sphenocephaly 13 is fixedlyed connected with clapboard 10.
End away from the cushion block side 731 that connects two bars, 63 1 sides on the described chock 73 is fixedlyed connected with driving side 712, and the other end of cushion block side 731 is fixedlyed connected with thickening cushion block 14, and the length of thickening cushion block 14 is less than the length of cushion block side 731.
Described procedure lock 1 adopts existing standard product procedure lock, one welds the included interlock part 5 of locking part 2, rotary main shaft 6 and stopping part 7, assembles after by section bar processing, and adopt electroplating processes on the surface in case oxidation, thereby further overcome the various weak points of existing interlock.Compact conformation of the present invention, install simple, the operation operation is convenient and reliable, can adopt two lock one keys or three locks, two keys according to different schemes, especially is adapted to the supporting use of standard K YN28 cabinet type.
During use, earlier procedure lock mounting bracket 17 and rotary main shaft 6 being used existing ground connection beginning mounting points installs, procedure lock 1 is fixedlyed connected with cabinet 3 by procedure lock mounting bracket 17, and on the circuit breaker chassis car 41 below the circuit breaker 4, keyed end 15 is set, after installing, be rotated counterclockwise the key in the procedure lock 1 earlier, the key of rotation will drive procedure lock lock pin 16 to lower slider, procedure lock lock pin 16 drives interlock edges of boards 82 by plate base 81 and moves downward, the pulling of interlock edges of boards 82 is that the main shaft interlock sheet 9 of pivot is rotated in a clockwise direction with driven rotary main shaft 6 with one bar 62 of the connection on the rotary main shaft 6, simultaneously, the other end at rotary main shaft 6, the middle axis body 61 of rotation drives 71 rotations of main shaft drives piece by driving base 711, main shaft drives piece 71 drives push pedal 72 simultaneously and chock 73 moves to the left, the clapboard 10 that is provided with in the push pedal 72 will push the keyed end 15 of setting on the circuit breaker chassis car 41 to reach the effect of locking circuit breaker 4, release if desired then only needs the key in the procedure lock 1 rotated round about and can drive each interlocking elements and move round about to unlock.Simultaneously, because the circuit breaker upper bracket 20 that is provided with on thickening cushion block 14 that is provided with on chock 73 and the cushion block side 731 thereof and the circuit breaker 4 is positioned at sustained height, therefore the locking of 20 pairs of keyed ends 15 of circuit breaker upper bracket plays the assist control effect, in application, especially when circuit breaker 4 is in the service position, because circuit breaker upper bracket 20 and chock 73, thickening cushion block 14 is positioned at sustained height, therefore circuit breaker upper bracket 20 will withstand chock 73, thickening cushion block 14 is with restriction chock 73, thickening cushion block 14 is produced, thereby restriction clapboard 10 is produced, and then the key in the limiting program lock 1 is rotated the purpose that the key when realizing work with this in procedure lock 1 can not be drawn out of.
Referring to Fig. 5-Fig. 6, not locking of 2 pairs of keyed ends of locking part this moment 15, circuit breaker upper bracket 20 does not reach latched position yet, and circuit breaker 4 is in the experiment position, and circuit breaker 4 can shake into and shake out, but the key in the procedure lock 1 can not be extracted out.
Referring to Fig. 7-Fig. 8, produce clapboard 10 to withstand the keyed end 15 that is provided with on the circuit breaker chassis car 41 by the key that rotates in the procedure lock 1, keyed end 15 is locked, at this moment, circuit breaker upper bracket 20 does not also reach latched position, can not influence producing of clapboard 10, and circuit breaker 4 is in the experiment position, circuit breaker 4 can not shake into and shake out, but the key in the procedure lock 1 can be extracted out.
Referring to Fig. 9-Figure 10, by the key that rotates in the procedure lock 1 clapboard in the locking part 2 10 is gone back to earlier, releasing is to the locking of keyed end 15, then circuit breaker 4 is shaken to the service position, simultaneously, circuit breaker upper bracket 20 on the circuit breaker 4 is followed circuit breaker 4 and is shaken simultaneously into, and reach latched position, be circuit breaker upper bracket 20 and chock 73, thickening cushion block 14 is in over against the position, because circuit breaker upper bracket 20 has withstood chock 73 in the locking part 2, thickening cushion block 14, it can not be produced, thereby clapboard 10 can not be produced with locking keyed end 15, and then be rotated by the key in the locking part 2 limiting programs lock 1, so the key in the procedure lock 1 can not be extracted out.
Not only reliability is higher in the present invention, replaceability is stronger, and simple in structure, easy to operate, and useful life is longer.
Claims (10)
1. switch cabinet mechanical interlocking matched set, comprise interconnective procedure lock (1) and locking part (2), procedure lock (1) and locking part (2) all are arranged at the inside of cabinet (3), the inside of cabinet (3) also is provided with circuit breaker (4), the below of circuit breaker (4) is provided with circuit breaker chassis car (41), it is characterized in that: described procedure lock (1) is fixedlyed connected with cabinet (3), and the keyed end (15) of procedure lock (1) is arranged on the circuit breaker chassis car (41); Described locking part (2) flexibly connects by procedure lock lock pin (16) and procedure lock (1).
2. a kind of switch cabinet mechanical interlocking matched set according to claim 1 is characterized in that: described procedure lock (1) is fixedlyed connected with cabinet (3) by procedure lock mounting bracket (17);
Described locking part (2) comprises interconnective interlock part (5), rotary main shaft (6) and stopping part (7), and interlock part (5) flexibly connects by procedure lock lock pin (16) and procedure lock (1).
3. a kind of switch cabinet mechanical interlocking matched set according to claim 2, it is characterized in that: in the middle of described rotary main shaft (6) comprises connection one bar (62) at axis body (61) and two ends thereof be connected two bars (63), middle axis body (61) is connected with stopping part (7), connects a bar (62) and is connected with interlock part (5); Axis body (61), connection one bar (62) all are circle, ellipse, triangle or polygon with the end face that is connected two bars (63) in the middle of described.
4. a kind of switch cabinet mechanical interlocking matched set according to claim 3, it is characterized in that: described interlock part (5) comprises linkage from top to bottom plate (8) and main shaft interlock sheet (9), one end of linkage from top to bottom plate (8) is connected with procedure lock lock pin (16), the other end and main shaft interlock sheet (9) flexibly connect, the other end of main shaft interlock sheet (9) and the setting of rotary main shaft (6) one ends to be connected a bar (62) fixedly connected, the other end of rotary main shaft (6) is fixedlyed connected with stopping part (7).
5. a kind of switch cabinet mechanical interlocking matched set according to claim 4 is characterized in that:
The two ends of described main shaft interlock sheet (9) are respectively arranged with and connect spindle hole (91) and connecting plate hole (92), the size that connects spindle hole (91) is corresponding with the end face that connects a bar (62), connecting plate hole (92) flexibly connects by the upper end of a latch (18) and linkage from top to bottom plate (8), and the side that main shaft interlock sheet (9) is gone up nearly connecting plate hole (92) one sides is the arc limit;
Described linkage from top to bottom plate (8) comprises orthogonal plate base (81), interlock edges of boards (82) and fixing edges of boards (83), one end of interlock edges of boards (82) flexibly connects by a latch (18) and connecting plate hole (92), the other end is fixedlyed connected with plate base (81), the other end on plate base (81) and procedure lock lock pin (16) flexibly connect, and the side of interlock edges of boards (82) and plate base (81) is all fixedlyed connected with fixing edges of boards (83);
The side that described interlock edges of boards (82) are gone up between two ends is respectively straight line (821) and curved side (822), and straight line (821) is perpendicular with residing plane, plate base (81), and curved side (822) is provided with an obtuse angle step (823).
6. a kind of switch cabinet mechanical interlocking matched set according to claim 5 is characterized in that: the angle of described obtuse angle step (823) is 135 degree.
7. according to claim 2,3 or 4 described a kind of switch cabinet mechanical interlocking matched sets, it is characterized in that: described stopping part (7) comprises main shaft drives piece (71), push pedal (72) and chock (73), one end of main shaft drives piece (71) is fixedlyed connected with the middle axis body (61) on the rotary main shaft (6), the other end and push pedal (72) flexibly connect, and main shaft drives piece (71) is gone up closely, and the side of connection two bars (63) one sides is provided with chock (73).
8. a kind of switch cabinet mechanical interlocking matched set according to claim 7, it is characterized in that: described main shaft drives piece (71) is groove shape structure, comprise the driving side (712) that drives base (711) and both sides thereof, driving base (711) fixedlys connected with middle axis body (61), drive the inner surface and push pedal (72) flexible connection of the driving side (712) at two ends, base (711), and the outer surface that closely connects the driving side (712) of two bars (63) one sides is fixedlyed connected with chock (73).
9. a kind of switch cabinet mechanical interlocking matched set according to claim 8, it is characterized in that: described push pedal (72) comprises clapboard (10) and push rod (11), clapboard (10) comprises clapboard (101) and following clapboard (102), and the clapboard angle (103) that forms between last clapboard (101) and the following clapboard (102) is an acute angle; One end of described push rod (11) is level head (12), the other end is and the corresponding sphenocephaly of clapboard angle (102) (13), level head (12) flexibly connects by No. two latches (19) and the driving side (712) that drives both sides, base (711), and sphenocephaly (13) is fixedlyed connected with clapboard (10).
10. a kind of switch cabinet mechanical interlocking matched set according to claim 8, it is characterized in that: described chock (73) is gone up away from an end of the cushion block side (731) that connects two bars (63) one sides and is fixedlyed connected with driving side (712), the other end of cushion block side (731) is fixedlyed connected with thickening cushion block (14), and the length of thickening cushion block (14) is less than the length of cushion block side (731).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010101895148A CN101834412B (en) | 2010-06-01 | 2010-06-01 | Switch cabinet mechanical interlocking matched set |
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| CN2010101895148A CN101834412B (en) | 2010-06-01 | 2010-06-01 | Switch cabinet mechanical interlocking matched set |
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| CN101834412A true CN101834412A (en) | 2010-09-15 |
| CN101834412B CN101834412B (en) | 2011-04-20 |
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| CN102693864A (en) * | 2011-03-22 | 2012-09-26 | Ls产电株式会社 | Door lock apparatus and circuit breaker |
| CN103296590A (en) * | 2012-02-29 | 2013-09-11 | 西门子公司 | Mechanical door lock device for at least one drive device of electric switchgear and locking unit |
| CN103326269A (en) * | 2013-06-28 | 2013-09-25 | 扬州北辰电气设备有限公司 | Mechanical interlocking device between handcart and back door |
| CN104648880A (en) * | 2015-01-29 | 2015-05-27 | 苏州市永固金属制品有限公司 | Intelligent file storage rack |
| CN105186295A (en) * | 2015-09-01 | 2015-12-23 | 希格玛电气(珠海)有限公司 | Three-in-two program lock interlocking apparatus of ring main unit |
| CN105225867A (en) * | 2015-10-26 | 2016-01-06 | 常州阿斯博开关有限公司 | A kind of ring main unit circuit breaker interlocking device |
| CN105374593A (en) * | 2015-11-27 | 2016-03-02 | 浙江容大电力设备制造有限公司 | Mechanical locking device between 10KV looped network cabinet and centrally installed cabinet |
| CN105590809A (en) * | 2014-10-23 | 2016-05-18 | 苏州市吴中区欣鑫开关配件厂 | Connecting rod for high-voltage breaker and processing method thereof |
| CN106158454A (en) * | 2016-08-26 | 2016-11-23 | 安徽中电兴发与鑫龙科技股份有限公司 | A kind of interlock for high-tension switch cabinet |
| CN106193803A (en) * | 2016-08-31 | 2016-12-07 | 裕丰电气有限公司 | A kind of protection shape jam plate bouncer |
| CN108735535A (en) * | 2017-04-14 | 2018-11-02 | 陈锡瑜 | Interlock between electric switch |
| CN111799689A (en) * | 2020-07-29 | 2020-10-20 | 青岛鼎信工业安全设备有限公司 | Inside maintenance safety interlock system of human body entering equipment completely |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103066518A (en) * | 2011-10-18 | 2013-04-24 | 上海西门子开关有限公司 | Program lock devices of switch cabinet and switch cabinet thereof |
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