CN204441173U - A kind of two Three-Position Switch Operate Institutions - Google Patents
A kind of two Three-Position Switch Operate Institutions Download PDFInfo
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- CN204441173U CN204441173U CN201520176147.6U CN201520176147U CN204441173U CN 204441173 U CN204441173 U CN 204441173U CN 201520176147 U CN201520176147 U CN 201520176147U CN 204441173 U CN204441173 U CN 204441173U
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Abstract
A kind of two Three-Position Switch Operate Institutions, there is fixed frame, Three-Position Switch Operate Institutions and lower Three-Position Switch Operate Institutions are housed in fixed frame, two operating mechanisms all have main shaft and positioning self-locking mechanism, and between two operating mechanisms, upper and lower interlocking gear is housed, between the main shaft of described lower Three-Position Switch Operate Institutions and the chain axle of combined floodgate of outside circuit breaker, interlocking gear A is housed, and between the main shaft of outside circuit breaker and lower Three-Position Switch Operate Institutions, interlocking gear B is housed, on the utility model collection, lower Three-Position Switch Operate Institutions is in one, not only reduce cost, reduce the volume of operating mechanism, more convenient installing and using in looped network cabinet, and the chain operation achieved between two operating mechanisms and the chain and operating mechanism between operating mechanism and circuit breaker and the door machine between cabinet door chain, improve stability and the fail safe of high tension distribution system operation.
Description
Technical field
The utility model relates to switch operating mechanism, especially a kind of two Three-Position Switch Operate Institutions.
Background technology
Current, in the looped network cabinet that electric power system at home and abroad uses, isolation is suited for high pressure major loop (12KV), is generally used alone Three-Position Switch Operate Institutions or lower Three-Position Switch Operate Institutions.But, if need the requirement adopting tri-station isolating switch mechanism and lower Three-Position Switch Operate Institutions jointly to configure in major loop, then two operating mechanisms not only cannot meet the operation requirements of isolating switch and mechanism each other chain, and cost is high, trouble is installed, safety interlocking when cannot meet mechanism operation and between cabinet, and greatly occupy the inner space of looped network cabinet, great threat is brought to the safe operation of distribution system simultaneously, a kind of three station operating mechanisms that simultaneously can realize isolating up and down are provided for this reason, just seem particularly important for reducing costs with operating space and the safe operation that realizes distribution system.
Summary of the invention
The purpose of this utility model is exactly to solve the upper Three-Position Switch Operate Institutions or lower Three-Position Switch Operate Institutions that are only used alone in the major loop of current looped network cabinet, the problem of the requirement that upper and lower Three-Position Switch Operate Institutions configures jointly cannot be accomplished, provide that a kind of cost is low, volume is little for this reason, be convenient to the two Three-Position Switch Operate Institutions integrating upper and lower Three-Position Switch Operate Institutions installed.
Concrete scheme of the present utility model is: a kind of two Three-Position Switch Operate Institutions, there is fixed frame, fixed frame includes the guidance panel be arranged side by side successively from front to back, first fixed head, second fixed head and the 3rd fixed head, wherein guidance panel is fixedly connected with by some mechanism's pillars each other with three fixed heads, it is characterized in that: on guidance panel, be provided with upper and lower two handle holes, and on the upside of each handle hole and right side separately correspondence be provided with a state instruction observation panel and a location self-locking hole, Three-Position Switch Operate Institutions and lower Three-Position Switch Operate Institutions are housed in described fixed frame, two operating mechanisms all have main shaft and positioning self-locking mechanism, and between two operating mechanisms, upper and lower interlocking gear is housed, wherein two main shafts are corresponding coaxially arranged with upper and lower two handle holes, and successively through the first fixed head, second fixed head and the 3rd fixed head, two main thes tip of the axis all extend out to the rear side of the 3rd fixed head, between the main shaft of described lower Three-Position Switch Operate Institutions and the chain axle of combined floodgate of outside circuit breaker, interlocking gear A is housed, and between the main shaft of outside circuit breaker and lower Three-Position Switch Operate Institutions, interlocking gear B is housed, described upper and lower interlocking gear includes connecting lever, overhead gage and chain arm-tie and lower connecting lever, wherein go up, lower connecting lever correspondence is arranged on two main shafts, and be arranged between the first fixed head and the second fixed head, on, state direction board is equipped with each via a bearing in one end of lower connecting lever, the other end is equipped with finger separately, overhead gage is arranged between guidance panel and the first fixed head, and two ends have small one and large one structure, the middle part of overhead gage is rotatably installed on alignment pin A, the stub end of overhead gage is when lower Three-Position Switch Operate Institutions closes a floodgate, correspondence blocks the handle hole on the upside of guidance panel, little head end and the chain arm-tie of overhead gage are hinged, one end that the other end of chain arm-tie and lower connecting lever are equipped with state direction board is hinged, described interlocking gear A includes external chain connecting lever, interlock plate and the chain connecting lever of breaker closing, wherein external chain connecting lever is arranged on the main the tip of the axis of lower Three-Position Switch Operate Institutions, on the chain axle of combined floodgate of the chain connecting lever of breaker closing circuit breaker mounted externally, and the swinging end of external chain connecting lever and the chain connecting lever of breaker closing is hinged with the two ends of interlock plate respectively, described interlocking gear B includes lower baffle plate, chain pressing plate and breaker main shaft connecting lever, wherein breaker main shaft connecting lever is arranged on the axle stretch end of breaker main shaft, chain pressing plate has main board, be arranged on the second fixed head main board vertical sliding motion, the upper end of main board is connected with the second fixed head by the extension spring that two are vertically arranged, the lower-left end of main board is provided with by flattening bench, to contact with the swinging end of breaker main shaft connecting lever by flattening bench and connect, the bottom righthand side of main board is provided with the chain grillage of " L " shape, described lower baffle plate is arranged between guidance panel and the first fixed head, and two ends have small one and large one structure, the middle part of lower baffle plate is rotatably installed on alignment pin B, the stub end of lower baffle plate is when outside breaker closing, correspondence blocks the handle hole on the downside of guidance panel, the little head end of lower baffle plate has jaw structure, one end of jaw structure is interconnected by chain bearing pin and chain grillage, the other end of jaw structure is connected with the second fixed head by the extension spring of a downward-sloping layout, described alignment pin A, alignment pin B are installed in the back side of guidance panel.
Positioning self-locking mechanism described in the utility model includes three station positioning cams, spacing fairlead and location self-locking action bars, described three station positioning cams have sector structure, and be arranged on main shaft, the sector of three station positioning cams is provided with three location notchs and two reference columns, three location notchs symmetry is distributed on along away from the camber line in axle center, two reference columns are arranged in along on the camber line near axle center, and with three location notch interlaced arrangement, wherein location notch has hemispherical dome structure, and three location notchs are along arranging respectively as combined floodgate location notch clockwise, separating brake location notch and ground connection location notch, described second fixed head offers fan-shaped resigning hole, reference column is corresponding with fan-shaped resigning hole, and extend between the second fixed head and the first fixed head along fan-shaped resigning hole, described spacing fairlead is arranged in the location self-locking hole on guidance panel, self-locking action bars in location is sleeved in spacing fairlead, and in front end, handle is housed, the rear end of location self-locking action bars passes perpendicularly through the first fixed head and the second fixed head successively, and it is corresponding with three location notchs, self-locking action bars in location is installed with location finger side by side, stroke limit pin and spacing guide finger, wherein locate finger corresponding with two reference columns, stroke limit pin is between location finger and the first fixed head, and location finger and the first fixed head between location self-locking action bars on be set with stroke limit spring, spacing guide finger is arranged in the front side of guidance panel, and it is corresponding with spacing fairlead.
Described in the utility model, the front end of spacing fairlead has jaw structure, and jaw structure level is arranged and extend out to the front side of guidance panel.
Go up Three-Position Switch Operate Institutions described in the utility model and/or a machine interlocking gear is housed between lower Three-Position Switch Operate Institutions and the Qianmen of cabinet, door machine interlocking gear includes a machine interlocking gear A and door machine interlocking gear B, wherein door machine interlocking gear A includes the chain holder of a machine, door bolt and guide sleeve, wherein be provided with on the upside of the chain holder of door machine and correspondingly with the finger on upper connecting lever or lower connecting lever stir gap, door bolt be welded in the front end of the chain holder of door machine and with guide sleeve Corresponding matching, the extension spring of a horizontal arrangement is equipped with in the rear end of the chain holder of door machine, the tail end of extension spring is fixed on the back side of guidance panel, the limit, left side of described guidance panel is provided with a flap arranged to rear side, guide sleeve is fixed on flap, and on flap, offer the door bolt hole corresponding with guide sleeve, described door machine interlocking gear B includes the chain pressing plate of a machine, couple axle, shift fork and the chain baffle plate of door machine, wherein the upper end of the chain pressing plate of door machine is equipped with and is pressed roller, lower end is fixedly connected with the head end of couple axle, the tail end of couple axle installs shift fork, couple axle is rotatably installed on the flap of the first fixed head, and on couple axle, torsion spring is housed, the chain baffle arrangement of described door machine is between guidance panel and the first fixed head, and two ends have small one and large one structure, the middle part of the chain baffle plate of door machine is rotatably installed on alignment pin C, alignment pin C is arranged on the back side of guidance panel, the stub end of the chain baffle plate of door machine is when the Qianmen of outside cabinet is opened, correspondence blocks the handle hole on the downside of guidance panel, the little head end of the chain baffle plate of door machine is equipped with the pin that sets right, the pin that sets right is corresponding with shift fork.
The main board of chain pressing plate described in the utility model offers kidney ellipsoid pilot hole, and pilot hole is vertically arranged, and two steady pins are housed on the second fixed head, and steady pin through pilot hole, and is equipped with spacing head in end.
On described in the utility model, electrical interlocks mechanism is equipped with in lower Three-Position Switch Operate Institutions, electrical interlocks mechanism has electrical interlocks cam, electrical interlocks cam is arranged on main shaft, between the second fixed head and the 3rd fixed head, and be arranged in the rear side of three station positioning cams, a connecting terminal block is equipped with on the downside of electrical interlocks cam and right side separately correspondence, connecting terminal block is arranged on the inner side of the 3rd fixed head, and the sensitive switch connecting for controlling binding post or disconnect is housed at the middle part of connecting terminal block, when wherein Three-Position Switch Operate Institutions is in "on" position over/under, the corresponding contact with the sensitive switch on the connecting terminal block of downside of electrical interlocks cam connects, and when Three-Position Switch Operate Institutions is in ground state over/under, the corresponding contact with the sensitive switch on the connecting terminal block on right side of electrical interlocks cam connects.
Between the cam of electrical interlocks described in the utility model and the 3rd fixed head, between electrical interlocks cam and three station positioning cams, between three station positioning cams and the second fixed head, and the spacer be all equipped with between the second fixed head and upper connecting lever or lower connecting lever for locating, spacer separately correspondence is sleeved on the main shaft of upper and lower Three-Position Switch Operate Institutions.
The main shaft of upper and lower Three-Position Switch Operate Institutions described in the utility model is all equipped with protection pad, and protection pad nestles up the back side of the first fixed head, and protects between pad and upper connecting lever or lower connecting lever protection spring is housed.
Described in the utility model, state direction board has sector structure, state direction board is radially divided into combined floodgate indicator, left side, separating brake indicator, middle part and right side ground indicator, wherein combined floodgate indicator is labeled as redness, and separating brake indicator is labeled as green, and ground connection indicator is labeled as yellow.
The utility model integrates upper and lower Three-Position Switch Operate Institutions, not only reduce cost, reduce the volume of operating mechanism, more convenient installing and using in looped network cabinet, and the chain operation achieved between upper and lower Three-Position Switch Operate Institutions and the chain operation between isolating switch and outside circuit breaker and the chain operation of door machine between isolating switch and cabinet door, improve stability and fail safe that high tension distribution system runs.
Accompanying drawing explanation
Fig. 1 is schematic front view of the present utility model;
Fig. 2 is that schematic diagram is looked on the right side of the present utility model;
Fig. 3 is schematic top plan view of the present utility model;
Fig. 4 is when in the utility model, lower Three-Position Switch Operate Institutions is in ground state, the view of upper and lower interlocking gear;
Fig. 5 is when in the utility model, lower Three-Position Switch Operate Institutions is in "on" position, the view of upper and lower interlocking gear;
Fig. 6 is the schematic front view of interlocking gear A in the utility model;
Fig. 7 is the schematic rear view of interlocking gear A in the utility model;
Fig. 8 is outside circuit breaker when being in gate-dividing state, the schematic front view of interlocking gear B in the utility model;
Fig. 9 is outside circuit breaker when being in "on" position, the schematic front view of interlocking gear B in the utility model;
Figure 10 is that schematic diagram is looked on a left side of Fig. 8;
Figure 11 is the structural representation of chain pressing plate in the utility model;
Figure 12 is the schematic front view of positioning self-locking mechanism in the utility model;
Figure 13 is the schematic top plan view of positioning self-locking mechanism in the utility model;
Figure 14 is the structural representation of three station positioning cams in the utility model;
Figure 15 is the structural representation of door machine interlocking gear A in the utility model;
Figure 16 is the structural representation of door machine interlocking gear B in the utility model;
Figure 17 is the structural representation of state direction board in the utility model;
Figure 18 is the rearview of electrical interlocks mechanism in the utility model.
In figure: 1-guidance panel, 2-the first fixed head, 3-the second fixed head, 4-the three fixed head, 5-mechanism pillar, 6-handle hole, 7-state instruction observation panel, 8-location self-locking hole, 9-main shaft, 10-circuit breaker, 11-upper connecting lever, 12-overhead gage, 13-chain arm-tie, 14-lower connecting lever, 15-bearing, 16-state direction board, 17-finger, 18-alignment pin A, 19-external chain connecting lever, 20-interlock plate, the chain connecting lever of 21-breaker closing, 22-lower baffle plate, 23-chain pressing plate, 24-breaker main shaft connecting lever, 25-main board, 26-extension spring, 27-by flattening bench, 28-chain grillage, 29-alignment pin B, 30-chain bearing pin, 31-three station positioning cams, 32-spacing fairlead, 33-location self-locking action bars, 34-location notch, 35-reference column, 36-fan-shaped resigning hole, 37-handle, 38-location finger, 39-stroke limit pin, 40-spacing guide finger, 41-stroke limit spring, 42-Qianmen, the chain holder of 43-door machine, 44-door bolt, 45-guide sleeve, 46-stir gap, 47-flap, 48-door bolt hole, the chain pressing plate of 49-door machine, 50-couple axle, 51-shift fork, the chain baffle plate of 52-door machine, 53-press roller, 54-torsion spring, 55-alignment pin C, 56-set right pin, 57-electrical interlocks cam, 58-connecting terminal block, 59-sensitive switch, 60-spacer, 61-protection pad, 62-protection spring, 63-combined floodgate indicator, 64-separating brake indicator, 65-ground connection indicator, 66-"T"-shaped operating grip, 67-kidney ellipsoid pilot hole, 68-steady pin, 69-spacing head.
Embodiment
See Fig. 1-18, the utility model has fixed frame, fixed frame includes the guidance panel 1 be arranged side by side successively from front to back, first fixed head 2, second fixed head 3 and the 3rd fixed head 4, wherein guidance panel 1 is fixedly connected with by some mechanism's pillars 5 each other with three fixed heads, guidance panel 1 is provided with upper and lower two handle holes 6, and on the upside of each handle hole 6 and right side separately correspondence be provided with a state instruction observation panel 7 and a location self-locking hole 8, Three-Position Switch Operate Institutions and lower Three-Position Switch Operate Institutions are housed in described fixed frame, two operating mechanisms all have main shaft 9 and positioning self-locking mechanism, and between two operating mechanisms, upper and lower interlocking gear is housed, wherein two main shafts 9 are corresponding coaxially arranged with upper and lower two handle holes 6, and successively through the first fixed head 2, second fixed head 3 and the 3rd fixed head 4, the end of two main shafts 9 all extend out to the rear side of the 3rd fixed head 4, between the main shaft 9 of described lower Three-Position Switch Operate Institutions and the chain axle of combined floodgate of outside circuit breaker 10, interlocking gear A is housed, and between the main shaft of outside circuit breaker 10 and lower Three-Position Switch Operate Institutions, interlocking gear B is housed, described upper and lower interlocking gear includes connecting lever 11, overhead gage 12 and chain arm-tie 13 and lower connecting lever 14, wherein go up, lower connecting lever 11, 14 correspondences are arranged on two main shafts 9, and be arranged between the first fixed head 2 and the second fixed head 3, on, lower connecting lever 11, state direction board 16 is equipped with each via a bearing 15 in one end of 14, the other end is equipped with finger 17 separately, overhead gage 12 is arranged between guidance panel 1 and the first fixed head 2, and two ends have small one and large one structure, the middle part of overhead gage 12 is rotatably installed on alignment pin A18, the stub end of overhead gage 12 is when lower Three-Position Switch Operate Institutions closes a floodgate, correspondence blocks the handle hole 6 on the upside of guidance panel, the stub end of baffle plate 12 is when lower Three-Position Switch Operate Institutions is in separating brake and ground state, correspondence is separated from each other dislocation with the handle hole 6 on the upside of guidance panel, little head end and the chain arm-tie 13 of overhead gage 12 are hinged, the other end of chain arm-tie 13 and one end that state direction board 16 is housed of lower connecting lever 14 are hinged, described interlocking gear A includes the chain connecting lever 21 of external chain connecting lever 19, interlock plate 20 and breaker closing, wherein external chain connecting lever 19 is arranged on the end of the main shaft 9 of lower Three-Position Switch Operate Institutions, on the chain axle of combined floodgate of the chain connecting lever of breaker closing 21 circuit breaker 10 mounted externally, and the swinging end of external chain connecting lever 19 and the chain connecting lever 21 of breaker closing is hinged with the two ends of interlock plate 20 respectively, described interlocking gear B includes lower baffle plate 22, chain pressing plate 23 and breaker main shaft connecting lever 24, wherein breaker main shaft connecting lever 24 is arranged on the axle stretch end of the main shaft of circuit breaker 10, chain pressing plate 23 has main board 25, be arranged on the second fixed head 3 main board 25 vertical sliding motion, the upper end of main board 25 is connected with the second fixed head 3 by the extension spring 26 that two are vertically arranged, the lower-left end of main board 25 is provided with by flattening bench 27, to contact with the swinging end of breaker main shaft connecting lever 24 by flattening bench 27 and connect, the bottom righthand side of main board 25 is provided with the chain grillage 28 of " L " shape, described lower baffle plate 22 is arranged between guidance panel 1 and the first fixed head 2, and two ends have small one and large one structure, the middle part of lower baffle plate 22 is rotatably installed on alignment pin B29, the stub end of lower baffle plate 22 is when outside circuit breaker 10 closes a floodgate, correspondence blocks the handle hole 6 on the downside of guidance panel 1, the stub end of lower baffle plate 22 is when outside circuit breaker 10 is in gate-dividing state, correspondence is separated dislocation with the handle hole 6 on the downside of guidance panel 1, the little head end of lower baffle plate 22 has jaw structure, one end of jaw structure is connected with chain grillage by chain bearing pin 30, the other end of jaw structure is connected with the second fixed head 3 by the extension spring 26 of a downward-sloping layout, described alignment pin A18, alignment pin B29 are installed in the back side of guidance panel 1.
See Figure 12, Figure 13, Figure 14, positioning self-locking mechanism described in the present embodiment includes three station positioning cams 31, spacing fairlead 32 and location self-locking action bars 33, described three station positioning cams 31 have sector structure, and be arranged on main shaft 9, the sector of three station positioning cams 31 is provided with three location notchs 34 and two reference columns 35, three location notch 34 symmetries are distributed on along away from the camber line in axle center, two reference columns 35 are arranged in along the camber line near axle center, and with three location notch 34 interlaced arrangement, described location notch 34 has hemispherical dome structure, three location notchs 34 are along arranging as being combined floodgate location notch clockwise respectively, separating brake location notch and ground connection location notch.Described second fixed head 3 offers fan-shaped resigning hole 36, and reference column 35 is corresponding with fan-shaped resigning hole 36, and extend between the second fixed head 3 and the first fixed head 2 along fan-shaped resigning hole 36, described spacing fairlead 32 is arranged in the location self-locking hole 8 on guidance panel 1, location self-locking action bars 33 is sleeved in spacing fairlead 32, and in end, handle 37 is housed, the rear end of location self-locking action bars 33 passes perpendicularly through the first fixed head 2 and the second fixed head 3 successively, and it is corresponding with three location notchs 34, location self-locking action bars 33 is installed with side by side location finger 38, stroke limit pin 39 and spacing guide finger 40, wherein locate finger 38 corresponding with two reference columns 35, stroke limit pin 39 is between location finger 38 and the first fixed head 2, and location finger 38 and the first fixed head 2 between location self-locking action bars 33 on be set with stroke limit spring 41, spacing guide finger 40 is arranged in the front side of guidance panel 1, and it is corresponding with spacing fairlead 32.
Described in the present embodiment, the front end of spacing fairlead 32 has jaw structure, and jaw structure level is arranged and extend out to the front side of guidance panel 1, see Figure 13.
Between the Qianmen 42 of upper Three-Position Switch Operate Institutions and/or lower Three-Position Switch Operate Institutions and cabinet described in the present embodiment, a machine interlocking gear is housed, door machine interlocking gear includes a machine interlocking gear A and door machine interlocking gear B, wherein door machine interlocking gear A includes the chain holder 43 of a machine, door bolt 44 and guide sleeve 45, wherein be provided with on the upside of the chain holder of door machine 43 and correspondingly with the finger 17 on upper connecting lever 11 or lower connecting lever 14 stir gap 46, door bolt 44 be welded in the front end of the chain holder 43 of door machine and with guide sleeve 45 Corresponding matching, the extension spring 26 of a horizontal arrangement is equipped with in the rear end of the chain holder 43 of door machine, the tail end of extension spring 26 is fixed on the back side of guidance panel 1, the limit, left side of described guidance panel 1 is provided with a flap 47 arranged to rear side, guide sleeve 45 is fixed on flap 47, and on flap 47, offer the door bolt hole 48 corresponding with guide sleeve 45, see Figure 15, described door machine interlocking gear B includes the chain pressing plate 49 of a machine, couple axle 50, shift fork 51 and the chain baffle plate 52 of door machine, wherein the upper end of the chain pressing plate 49 of door machine is equipped with and is pressed roller 53, lower end is fixedly connected with the head end of couple axle 50, the tail end of couple axle 50 installs shift fork 51, couple axle 50 is rotatably installed on the flap 47 of the first fixed head 2, and torsion spring 54 is housed on couple axle 50, the chain baffle plate 52 of described door machine is arranged between guidance panel 1 and the first fixed head 2, and two ends have small one and large one structure, the middle part of the chain baffle plate 52 of door machine is rotatably installed on alignment pin C55, alignment pin C55 is arranged on the back side of guidance panel 1, the stub end of the chain baffle plate of door machine 52 is when the Qianmen 42 of outside cabinet is opened, correspondence blocks the handle hole 6 on the downside of guidance panel 1, thus prevent operating personnel's hot line job, the stub end of the chain baffle plate of door machine 52 is when the Qianmen 42 of outside cabinet is closed, correspondence is separated dislocation with the handle hole 6 on the downside of guidance panel 1, thus handled easily personnel operate operating mechanism, the little head end of the chain baffle plate of door machine 52 is equipped with the pin 56 that sets right, the pin 56 that sets right is corresponding with shift fork 51, see Figure 16.
The main board 25 of chain pressing plate 23 described in the present embodiment offers kidney ellipsoid pilot hole 67, and pilot hole 67 is vertically arranged, and on the second fixed head 3, two steady pins 68 is housed, and steady pin 68 through pilot hole 67, and is equipped with spacing 69 in end.
See Figure 18, on described in the present embodiment, electrical interlocks mechanism is equipped with in lower Three-Position Switch Operate Institutions, electrical interlocks mechanism has electrical interlocks cam 57, electrical interlocks cam 57 is arranged on main shaft 9, between the second fixed head 3 and the 3rd fixed head 4, and be arranged in the rear side of three station positioning cams 31, a connecting terminal block 58 is equipped with on the downside of electrical interlocks cam 57 and right side separately correspondence, connecting terminal block 58 is arranged on the inner side of the 3rd fixed head 4, and the sensitive switch 59 connecting for controlling binding post or disconnect is housed at the middle part of connecting terminal block 58, wherein, when Three-Position Switch Operate Institutions is in "on" position over/under, the corresponding contact with the sensitive switch 59 on the connecting terminal block 58 of downside of electrical interlocks cam 57 connects, when Three-Position Switch Operate Institutions is in ground state over/under, the corresponding contact with the sensitive switch 59 on the connecting terminal block 58 on right side of electrical interlocks cam 57 connects, when Three-Position Switch Operate Institutions is in gate-dividing state over/under, electrical interlocks cam 57 correspondence is separated with the sensitive switch 59 on the connecting terminal block 58 on right side with downside.
See Fig. 2, Fig. 3, between the cam of electrical interlocks described in the present embodiment 57 and the 3rd fixed head 4, between electrical interlocks cam 57 and three station positioning cams 31, between three station positioning cams 31 and the second fixed head 3, and the spacer 60 be all equipped with between the second fixed head 3 and upper connecting lever 11 or lower connecting lever 14 for locating, spacer 60 separately correspondence is sleeved on the main shaft 9 of upper and lower Three-Position Switch Operate Institutions.
Protection pad 61 main shaft 9 of upper and lower Three-Position Switch Operate Institutions described in the present embodiment is all equipped with, protection pad 61 nestles up the back side of the first fixed head 2, and protect to be equipped with between pad 61 and upper connecting lever 11 or lower connecting lever 14 and protect spring 62, see Fig. 3.
See Figure 17, state direction board 16 described in the present embodiment has sector structure, state direction board 16 is radially divided into combined floodgate indicator 63, left side, separating brake indicator, middle part 64 and right side ground indicator 65, wherein combined floodgate indicator 63 is labeled as redness, separating brake indicator 64 is labeled as green, and ground connection indicates 65th district to be labeled as yellow.
"T"-shaped operating grip 66 is also equipped in the present embodiment, "T"-shaped operating grip 66 is provided with sleeve, front end that the is sleeve of "T"-shaped operating grip 66 is corresponding and two main shafts cooperatively interacts, may correspond to the combined floodgate of up/down Three-Position Switch Operate Institutions, separating brake and ground connection operation, and follow following principle when operating: each before up/down Three-Position Switch Operate Institutions is operated, the front side of the handle 37 of corresponding positioning self-locking mechanism to guidance panel 1 is stretched, and half-twist, spacing guide finger 40 is lain in a horizontal plane in the jaw structure of spacing fairlead 32, and then operated by "T"-shaped operating grip 66 pairs of up/down Three-Position Switch Operate Institutions, when up/down Three-Position Switch Operate Institutions often completes an action, the reference column 35 be arranged on three station positioning cams 31 all stirs location finger 38, location self-locking action bars 33 rotates, thus spacing guide finger 40 is separated with spacing fairlead 32, location self-locking action bars 33 moves backward under the effect of stroke limit spring 41, and rear end correspondence stretches in the location notch 34 on three station positioning cam 31 sectors, thus complete lock-bit.
Meanwhile, when carrying out conducting operation to the major loop in looped network cabinet, following operating sequence is followed: upper Three-Position Switch Operate Institutions closes a floodgate-lower Three-Position Switch Operate Institutions combined floodgate-breaker closing; When carrying out rupturing operation to the major loop in looped network cabinet, follow following operating sequence: upper Three-Position Switch Operate Institutions separating brake-lower Three-Position Switch Operate Institutions separating brake-breaker open operation.
Claims (9)
1. a two Three-Position Switch Operate Institutions, there is fixed frame, fixed frame includes the guidance panel be arranged side by side successively from front to back, first fixed head, second fixed head and the 3rd fixed head, wherein guidance panel is fixedly connected with by some mechanism's pillars each other with three fixed heads, it is characterized in that: on guidance panel, be provided with upper and lower two handle holes, and on the upside of each handle hole and right side separately correspondence be provided with a state instruction observation panel and a location self-locking hole, Three-Position Switch Operate Institutions and lower Three-Position Switch Operate Institutions are housed in described fixed frame, two operating mechanisms all have main shaft and positioning self-locking mechanism, and between two operating mechanisms, upper and lower interlocking gear is housed, wherein two main shafts are corresponding coaxially arranged with upper and lower two handle holes, and successively through the first fixed head, second fixed head and the 3rd fixed head, two main thes tip of the axis all extend out to the rear side of the 3rd fixed head, between the main shaft of described lower Three-Position Switch Operate Institutions and the chain axle of combined floodgate of outside circuit breaker, interlocking gear A is housed, and between the main shaft of outside circuit breaker and lower Three-Position Switch Operate Institutions, interlocking gear B is housed, described upper and lower interlocking gear includes connecting lever, overhead gage and chain arm-tie and lower connecting lever, wherein go up, lower connecting lever correspondence is arranged on two main shafts, and be arranged between the first fixed head and the second fixed head, on, state direction board is equipped with each via a bearing in one end of lower connecting lever, the other end is equipped with finger separately, overhead gage is arranged between guidance panel and the first fixed head, and two ends have small one and large one structure, the middle part of overhead gage is rotatably installed on alignment pin A, the stub end of overhead gage is when lower Three-Position Switch Operate Institutions closes a floodgate, correspondence blocks the handle hole on the upside of guidance panel, little head end and the chain arm-tie of overhead gage are hinged, one end that the other end of chain arm-tie and lower connecting lever are equipped with state direction board is hinged, described interlocking gear A includes external chain connecting lever, interlock plate and the chain connecting lever of breaker closing, wherein external chain connecting lever is arranged on the main the tip of the axis of lower Three-Position Switch Operate Institutions, on the chain axle of combined floodgate of the chain connecting lever of breaker closing circuit breaker mounted externally, and the swinging end of external chain connecting lever and the chain connecting lever of breaker closing is hinged with the two ends of interlock plate respectively, described interlocking gear B includes lower baffle plate, chain pressing plate and breaker main shaft connecting lever, wherein breaker main shaft connecting lever is arranged on the axle stretch end of breaker main shaft, chain pressing plate has main board, be arranged on the second fixed head main board vertical sliding motion, the upper end of main board is connected with the second fixed head by the extension spring that two are vertically arranged, the lower-left end of main board is provided with by flattening bench, to contact with the swinging end of breaker main shaft connecting lever by flattening bench and connect, the bottom righthand side of main board is provided with the chain grillage of " L " shape, described lower baffle plate is arranged between guidance panel and the first fixed head, and two ends have small one and large one structure, the middle part of lower baffle plate is rotatably installed on alignment pin B, the stub end of lower baffle plate is when outside breaker closing, correspondence blocks the handle hole on the downside of guidance panel, the little head end of lower baffle plate has jaw structure, one end of jaw structure is interconnected by chain bearing pin and chain grillage, the other end of jaw structure is connected with the second fixed head by the extension spring of a downward-sloping layout, described alignment pin A, alignment pin B are installed in the back side of guidance panel.
2. the two Three-Position Switch Operate Institutions of one according to claim 1, it is characterized in that: described positioning self-locking mechanism includes three station positioning cams, spacing fairlead and location self-locking action bars, described three station positioning cams have sector structure, and be arranged on main shaft, the sector of three station positioning cams is provided with three location notchs and two reference columns, three location notchs symmetry is distributed on along away from the camber line in axle center, two reference columns are arranged in along on the camber line near axle center, and with three location notch interlaced arrangement, wherein location notch has hemispherical dome structure, and three location notchs are along arranging respectively as combined floodgate location notch clockwise, separating brake location notch and ground connection location notch, described second fixed head offers fan-shaped resigning hole, reference column is corresponding with fan-shaped resigning hole, and extend between the second fixed head and the first fixed head along fan-shaped resigning hole, described spacing fairlead is arranged in the location self-locking hole on guidance panel, self-locking action bars in location is sleeved in spacing fairlead, and in front end, handle is housed, the rear end of location self-locking action bars passes perpendicularly through the first fixed head and the second fixed head successively, and it is corresponding with three location notchs, self-locking action bars in location is installed with location finger side by side, stroke limit pin and spacing guide finger, wherein locate finger corresponding with two reference columns, stroke limit pin is between location finger and the first fixed head, and location finger and the first fixed head between location self-locking action bars on be set with stroke limit spring, spacing guide finger is arranged in the front side of guidance panel, and it is corresponding with spacing fairlead.
3. the two Three-Position Switch Operate Institutions of one according to claim 2, it is characterized in that: the front end of described spacing fairlead has jaw structure, jaw structure level is arranged and is extend out to the front side of guidance panel.
4. the two Three-Position Switch Operate Institutions of one according to claim 1, it is characterized in that: go up Three-Position Switch Operate Institutions and/or a machine interlocking gear is housed between lower Three-Position Switch Operate Institutions and the Qianmen of cabinet, door machine interlocking gear includes a machine interlocking gear A and door machine interlocking gear B, wherein door machine interlocking gear A includes the chain holder of a machine, door bolt and guide sleeve, wherein be provided with on the upside of the chain holder of door machine and correspondingly with the finger on upper connecting lever or lower connecting lever stir gap, door bolt be welded in the front end of the chain holder of door machine and with guide sleeve Corresponding matching, the extension spring of a horizontal arrangement is equipped with in the rear end of the chain holder of door machine, the tail end of extension spring is fixed on the back side of guidance panel, the limit, left side of described guidance panel is provided with a flap arranged to rear side, guide sleeve is fixed on flap, and on flap, offer the door bolt hole corresponding with guide sleeve, described door machine interlocking gear B includes the chain pressing plate of a machine, couple axle, shift fork and the chain baffle plate of door machine, the upper end of the chain pressing plate of door machine is equipped with and is pressed roller, lower end is fixedly connected with the head end of couple axle, the tail end of couple axle installs shift fork, couple axle is rotatably installed on the flap of the first fixed head, and on couple axle, torsion spring is housed, the chain baffle arrangement of described door machine is between guidance panel and the first fixed head, and two ends have small one and large one structure, the middle part of the chain baffle plate of door machine is rotatably installed on alignment pin C, alignment pin C is arranged on the back side of guidance panel, the stub end of the chain baffle plate of door machine is when the Qianmen of outside cabinet is opened, correspondence blocks the handle hole on the downside of guidance panel, the little head end of the chain baffle plate of door machine is equipped with the pin that sets right, the pin that sets right is corresponding with shift fork.
5. the two Three-Position Switch Operate Institutions of one according to claim 1, it is characterized in that: the main board of described chain pressing plate offers kidney ellipsoid pilot hole, pilot hole is vertically arranged, and two steady pins are housed on the second fixed head, steady pin through pilot hole, and is equipped with spacing head in end.
6. the two Three-Position Switch Operate Institutions of one according to claim 1 and 2, it is characterized in that: on described, electrical interlocks mechanism is equipped with in lower Three-Position Switch Operate Institutions, electrical interlocks mechanism has electrical interlocks cam, electrical interlocks cam is arranged on main shaft, between the second fixed head and the 3rd fixed head, and be arranged in the rear side of three station positioning cams, a connecting terminal block is equipped with on the downside of electrical interlocks cam and right side separately correspondence, connecting terminal block is arranged on the inner side of the 3rd fixed head, and the sensitive switch connecting for controlling binding post or disconnect is housed at the middle part of connecting terminal block.
7. the two Three-Position Switch Operate Institutions of one according to claim 6, it is characterized in that: between described electrical interlocks cam and the 3rd fixed head, between electrical interlocks cam and three station positioning cams, between three station positioning cams and the second fixed head, and the spacer be all equipped with between the second fixed head and upper connecting lever or lower connecting lever for locating, spacer separately correspondence is sleeved on the main shaft of upper and lower Three-Position Switch Operate Institutions.
8. the two Three-Position Switch Operate Institutions of one according to claim 1, it is characterized in that: the main shaft of described upper and lower Three-Position Switch Operate Institutions is all equipped with protection pad, protection pad nestles up the back side of the first fixed head, and protects between pad and upper connecting lever or lower connecting lever protection spring is housed.
9. the two Three-Position Switch Operate Institutions of one according to claim 1, it is characterized in that: described state direction board has sector structure, state direction board is radially divided into combined floodgate indicator, left side, separating brake indicator, middle part and right side ground indicator, wherein combined floodgate indicator is labeled as redness, separating brake indicator is labeled as green, and ground connection indicator is labeled as yellow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520176147.6U CN204441173U (en) | 2015-03-27 | 2015-03-27 | A kind of two Three-Position Switch Operate Institutions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520176147.6U CN204441173U (en) | 2015-03-27 | 2015-03-27 | A kind of two Three-Position Switch Operate Institutions |
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| Publication Number | Publication Date |
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| CN204441173U true CN204441173U (en) | 2015-07-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520176147.6U Withdrawn - After Issue CN204441173U (en) | 2015-03-27 | 2015-03-27 | A kind of two Three-Position Switch Operate Institutions |
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| Country | Link |
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| CN (1) | CN204441173U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752091A (en) * | 2015-03-27 | 2015-07-01 | 湖北网安科技有限公司 | Double-three-position isolating switch operation mechanism |
| CN114068229A (en) * | 2021-11-19 | 2022-02-18 | 泉州市大西洋电力科技有限公司 | Three-station isolating switch integrated operating mechanism for circuit breaker for switch cabinet |
-
2015
- 2015-03-27 CN CN201520176147.6U patent/CN204441173U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104752091A (en) * | 2015-03-27 | 2015-07-01 | 湖北网安科技有限公司 | Double-three-position isolating switch operation mechanism |
| CN114068229A (en) * | 2021-11-19 | 2022-02-18 | 泉州市大西洋电力科技有限公司 | Three-station isolating switch integrated operating mechanism for circuit breaker for switch cabinet |
| CN114068229B (en) * | 2021-11-19 | 2024-01-02 | 泉州市大西洋电力科技有限公司 | Three-station isolating switch integrated operating mechanism for breaker for switch cabinet |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20150701 Effective date of abandoning: 20161012 |
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