CN204441174U - A kind of Three-Position Switch Operate Institutions - Google Patents
A kind of Three-Position Switch Operate Institutions Download PDFInfo
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- CN204441174U CN204441174U CN201520176170.5U CN201520176170U CN204441174U CN 204441174 U CN204441174 U CN 204441174U CN 201520176170 U CN201520176170 U CN 201520176170U CN 204441174 U CN204441174 U CN 204441174U
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Abstract
A kind of Three-Position Switch Operate Institutions; there is the fixed frame for fitting operation mechanism; described operating mechanism includes main shaft, positioning self-locking mechanism and electrical interlocks mechanism; main shaft is equipped with the state instruction cam of fusiformis; state direction board is equipped with by bearing in one end of state instruction cam; the other end is equipped with finger, and between the chain axle of the combined floodgate of main shaft and outside circuit breaker, interlocking gear A is housed, and interlocking gear B is housed between the main shaft of outside circuit breaker and operating mechanism; The utility model structure is simple, it is ingenious to design, not only reduce cost, reduce the volume of operating mechanism, facilitate installing and using in looped network cabinet, and achieve the chain operation of a machine and the chain operation between operating mechanism and outside circuit breaker, improve stability and the fail safe of high tension distribution system operation.
Description
Technical field
The utility model relates to isolator operating mechanism, especially a kind of Three-Position Switch Operate Institutions.
Background technology
Three station operating mechanisms are widely used in high pressure ring cabinet, and coordinate circuit breaker to connect and rupturing operation major loop.Three current station operating mechanisms drive chain finger to realize the combined floodgate of circuit breaker, separating brake and ground connection operation primarily of main shaft.But this operating structure is complicated, the space taken is large, brings very large trouble to the installation of other parts in high pressure ring cabinet; And existing operating mechanism does not arrange a machine interlocking gear, thus make to forbid that when the cabinet door of high pressure ring cabinet is opened staff carries out hot line job to isolating switch, this brings great threat to the life security of staff.
Summary of the invention
The purpose of this utility model be exactly to solve three current station operating mechanism complex structures, the space that takies is large, and owing to not arranging a machine interlocking gear thus the life security of staff being brought to the problem of great threat, provide a kind of Three-Position Switch Operate Institutions for this reason.
Concrete scheme of the present utility model is: a kind of Three-Position Switch Operate Institutions, there is the fixed frame for fitting operation mechanism, 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, described guidance panel is provided with handle hole, and state instruction observation panel is provided with in the upside of handle hole, the right side of handle hole is provided with location self-locking hole, it is characterized in that: described operating mechanism includes main shaft, positioning self-locking mechanism and electrical interlocks mechanism, main shaft and handle hole coaxially arranged, and successively through the first fixed head, second fixed head and the 3rd fixed head, main the tip of the axis extend out to the rear side of the 3rd fixed head, main shaft is equipped with the state instruction cam of fusiformis, state instruction cam arrangement is between the first fixed head and the second fixed head, and state direction board is equipped with by bearing in one end of state instruction cam, the other end is equipped with finger, between the chain axle of combined floodgate of described main shaft and outside circuit breaker, interlocking gear A is housed, between the main shaft of outside circuit breaker and operating mechanism, interlocking gear B is housed, 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 main the tip of the axis, 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 chain 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 chain baffle arrangement is between guidance panel and the first fixed head, and two ends have small one and large one structure, the middle part of chain baffle plate is rotatably installed on alignment pin A, alignment pin A is fixed on the back side of guidance panel, the stub end of chain baffle plate is when outside breaker closing, correspondence blocks handle hole, the little head end of chain baffle plate has jaw structure, one end of jaw structure is interconnected by bearing pin and chain grillage, the other end of jaw structure is connected with the second fixed head by the extension spring that is tilted to lower layout.
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 to be arranged on main shaft and to be arranged between the second fixed head and the 3rd fixed head, three station positioning cams have sector structure, 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.
A machine interlocking gear is housed between operating mechanism and the Qianmen of cabinet described in the utility model, 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, the upside of the chain holder of described door machine is provided with correspondingly with finger stirs 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 flap, 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 B, alignment pin B is fixed 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 handle hole, 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.
The mechanism of electrical interlocks described in the utility model has electrical interlocks cam, electrical interlocks cam is arranged on the 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.
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 second fixed head and state indicate the spacer be all equipped with between cam for locating, and spacer is sleeved on main shaft.
Main shaft described in the utility model is equipped with protection pad, protection pad nestles up the back side of the first fixed head, and protects pad and state and indicate between cam 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 structure is simple, it is ingenious to design, not only reduce cost, reduce the volume of operating mechanism, facilitate installing and using in looped network cabinet, and achieve the chain operation of a machine and the chain operation between operating mechanism and outside circuit breaker, improve stability and the fail safe of high tension distribution system operation.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model;
Fig. 2 is right view of the present utility model;
Fig. 3 is vertical view of the present utility model;
Fig. 4 is the schematic front view of interlocking gear A in the utility model;
Fig. 5 is the schematic rear view of interlocking gear A in the utility model;
Fig. 6 is outside circuit breaker when being in gate-dividing state, the schematic front view of interlocking gear B in the utility model;
Fig. 7 is outside circuit breaker when being in "on" position, the schematic front view of interlocking gear B in the utility model;
Fig. 8 is the left view of Fig. 6;
Fig. 9 is the structural representation of chain pressing plate in the utility model;
Figure 10 is the schematic front view of positioning self-locking mechanism in the utility model;
Figure 11 is the schematic top plan view of positioning self-locking mechanism in the utility model;
Figure 12 is the structural representation of three station positioning cams in the utility model;
Figure 13 is the structural representation of door machine interlocking gear A in the utility model;
Figure 14 is the structural representation of door machine interlocking gear B in the utility model;
Figure 15 is the structural representation of state direction board in the utility model;
Figure 16 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-state instruction cam, 11-bearing, 12-state direction board, 13-finger, 14-circuit breaker, 15-external chain connecting lever, 16-interlock plate, the chain connecting lever of 17-breaker closing, 18-chain baffle plate, 19-chain pressing plate, 20-breaker main shaft connecting lever, 21-main board, 22-extension spring, 23-by flattening bench, 24-chain grillage, 25-alignment pin A, 26-bearing pin, 27-three station positioning cams, 28-spacing fairlead, 29-location self-locking action bars, 30-location notch, 31-reference column, 32-fan-shaped resigning hole, 33-handle, 34-location finger, 35-stroke limit pin, 36-spacing guide finger, 37-stroke limit spring, 38-Qianmen, the chain holder of 39-door machine, 40-door bolt, 41-guide sleeve, 42-stir gap, 43-flap, 44-door bolt hole, the chain pressing plate of 45-door machine, 46-couple axle, 47-shift fork, the chain baffle plate of 48-door machine, 49-press roller, 50-torsion spring, 51-alignment pin B, 52-set right pin, 53-pilot hole, 54-steady pin, 55-spacing head, 56-electrical interlocks cam, 57-connecting terminal block, 58-sensitive switch, 59-spacer, 60-protection pad, 61-protection spring, 62-combined floodgate indicator, 63-separating brake indicator, 64-ground connection indicator, 65-"T"-shaped operating grip.
Embodiment
See Fig. 1-16, the utility model has the fixed frame for fitting operation mechanism, 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, described guidance panel 1 is provided with handle hole 6, and state instruction observation panel 7 is provided with in the upside of handle hole 6, the right side of handle hole 6 is provided with location self-locking hole 8, particularly, described operating mechanism includes main shaft 9, positioning self-locking mechanism and electrical interlocks mechanism, main shaft 9 is coaxially arranged with handle hole 6, and successively through the first fixed head 2, second fixed head 3 and the 3rd fixed head 4, the end of main shaft 9 extend out to the rear side of the 3rd fixed head 4, main shaft 9 is equipped with the state instruction cam 10 of fusiformis, state instruction cam 10 is arranged between the first fixed head 2 and the second fixed head 3, and state direction board 12 is equipped with by bearing 11 in one end of state instruction cam 10, the other end is equipped with finger 13, between the chain axle of combined floodgate of described main shaft 9 and outside circuit breaker 14, interlocking gear A is housed, between the main shaft of outside circuit breaker 14 and operating mechanism, interlocking gear B is housed, described interlocking gear A includes external chain connecting lever 15, interlock plate 16 and the chain connecting lever 17 of breaker closing, wherein external chain connecting lever 15 is arranged on main shaft 9 end, on the chain axle of combined floodgate of the chain connecting lever of breaker closing 17 circuit breaker 14 mounted externally, and the swinging end of external chain connecting lever 15 and the chain connecting lever 17 of breaker closing is hinged with the two ends of interlock plate 16 respectively, described interlocking gear B includes chain baffle plate 18, chain pressing plate 19 and breaker main shaft connecting lever 20, wherein breaker main shaft connecting lever 20 is arranged on the axle stretch end of the main shaft of circuit breaker 14, chain pressing plate 19 has main board 21, be arranged on the second fixed head 3 main board 21 vertical sliding motion, the upper end of main board 21 is connected with the second fixed head 3 by the extension spring 22 that two are vertically arranged, the lower-left end of main board 21 is provided with by flattening bench 23, to contact with the swinging end of breaker main shaft connecting lever 20 by flattening bench 23 and connect, the bottom righthand side of main board 21 is provided with the chain grillage 24 of " L " shape, described chain baffle plate 24 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 chain baffle plate 18 is rotatably installed on alignment pin A25, alignment pin A25 is fixed on the back side of guidance panel 1, the stub end of chain baffle plate 18 is when outside circuit breaker 14 closes a floodgate, correspondence blocks handle hole 6, the little head end of chain baffle plate 18 has jaw structure, one end of jaw structure is interconnected by bearing pin 26 and chain grillage 24, the other end of jaw structure is connected with the second fixed head 3 by the extension spring 22 that is tilted to lower layout.
See Figure 10, Figure 11, Figure 12, positioning self-locking mechanism described in the present embodiment includes three station positioning cams 27, spacing fairlead 28 and location self-locking action bars 29, described three station positioning cams 27 to be arranged on main shaft 9 and to be arranged between the second fixed head 3 and the 3rd fixed head 4, three station positioning cams 27 have sector structure, the sector of three station positioning cams 27 is provided with three location notchs 30 and two reference columns 31, three location notch 30 symmetries are distributed on along away from the camber line in axle center, two reference columns 31 are arranged in along on the camber line near axle center, and with three location notch 30 interlaced arrangement, wherein location notch 30 has hemispherical dome structure, and three location notchs 30 are along arranging respectively as combined floodgate location notch clockwise, separating brake location notch and ground connection location notch, described second fixed head 3 offers fan-shaped resigning hole 32, reference column 31 is corresponding with fan-shaped resigning hole 32, and extend between the second fixed head 3 and the first fixed head 2 along fan-shaped resigning hole 32, described spacing fairlead 28 is arranged in the location self-locking hole 8 on guidance panel 1, location self-locking action bars 29 is sleeved in spacing fairlead 28, and in front end, handle 33 is housed, the rear end of location self-locking action bars 29 passes perpendicularly through the first fixed head 2 and the second fixed head 3 successively, and it is corresponding with three location notchs 30, location self-locking action bars 29 is installed with side by side location finger 34, stroke limit pin 35 and spacing guide finger 36, wherein locate finger 34 corresponding with two reference columns 31, stroke limit pin 35 is between location finger 34 and the first fixed head 2, and location finger 34 and the first fixed head 2 between location self-locking action bars 29 on be set with stroke limit spring 37, spacing guide finger 36 is arranged in the front side of guidance panel 1, and it is corresponding with spacing fairlead 28.
Described in the present embodiment, the front end of spacing guiding 28 has jaw structure, and jaw structure level is arranged and extend out to the front side of guidance panel 1.
See Figure 13, Figure 14, between the Qianmen 38 of operating mechanism described in the present embodiment and cabinet, 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 39 of a machine, door bolt 40 and guide sleeve 41, the upside of the chain holder of described door machine 39 is provided with corresponding with finger 13 stirs gap 42, door bolt 40 be welded in the front end of the chain holder 39 of door machine and with guide sleeve 41 Corresponding matching, the extension spring 22 of a horizontal arrangement is equipped with in the rear end of the chain holder 39 of door machine, the tail end of extension spring 22 is fixed on the back side of guidance panel 1, the limit, left side of described guidance panel 1 is provided with a flap 43 arranged to rear side, guide sleeve 41 is fixed on flap 43, and on flap 43, offer the door bolt hole 44 corresponding with guide sleeve 41, described door machine interlocking gear B includes the chain pressing plate 45 of a machine, couple axle 46, shift fork 47 and the chain baffle plate 48 of door machine, the upper end of the chain pressing plate 45 of door machine is equipped with and is pressed roller 49, lower end is fixedly connected with the head end of couple axle 46, the tail end of couple axle 46 installs shift fork 47, couple axle 46 is rotatably installed on flap 43, and on couple axle 46, torsion spring 50 is housed, the chain baffle plate 48 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 48 of door machine is rotatably installed on alignment pin B51, alignment pin B51 is fixed on the back side of guidance panel 1, the stub end of the chain baffle plate of door machine 48 is when the Qianmen 38 of outside cabinet is opened, correspondence blocks handle hole 6, the little head end of the chain baffle plate of door machine 48 is equipped with the pin 52 that sets right, the pin 52 that sets right is corresponding with shift fork 47.
The main board 21 of chain pressing plate 19 described in the present embodiment offers kidney ellipsoid pilot hole 53, and pilot hole 53 is vertically arranged, and on the second fixed head 3, two steady pins 54 is housed, and steady pin 54 through pilot hole 53, and is equipped with spacing 55 in end.
The mechanism of electrical interlocks described in the present embodiment has electrical interlocks cam 56, electrical interlocks cam 56 is arranged on the 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 27, a connecting terminal block 57 is equipped with on the downside of electrical interlocks cam 56 and right side separately correspondence, connecting terminal block 57 is arranged on the inner side of the 3rd fixed head 4, and the sensitive switch 58 connecting for controlling binding post or disconnect is housed at the middle part of connecting terminal block 57.Wherein, when operating mechanism is in "on" position, the corresponding contact with the sensitive switch 58 on the connecting terminal block 57 of downside of electrical interlocks cam 56 connects; When operating mechanism is in ground state, the corresponding contact with the sensitive switch 58 on the connecting terminal block 57 on right side of electrical interlocks cam 56 connects; When operating mechanism is in gate-dividing state, electrical interlocks cam 56 correspondence is separated, see Figure 16 with the sensitive switch 58 on the connecting terminal block 57 on right side with downside.
Between the cam of electrical interlocks described in the present embodiment 56 and the 3rd fixed head 4, between electrical interlocks cam 56 and three station positioning cams 27, between three station positioning cams 27 and the second fixed head 3, and the second fixed head 3 and state indicate the spacer 59 be all equipped with between cam 10 for locating, and spacer 59 is sleeved on main shaft 9.
Main shaft 9 described in the present embodiment is equipped with protection pad 60, protection pad 60 nestles up the back side of the first fixed head 2, indicates to be equipped with between cam 10 protect spring 61 at protection pad 60 and state, see Fig. 3.
See Figure 15, state direction board 12 described in the present embodiment has sector structure, state direction board 12 is radially divided into combined floodgate indicator 62, left side, separating brake indicator, middle part 63 and right side ground indicator 64, wherein combined floodgate indicator mark 62 is red, separating brake indicator 63 is labeled as green, and ground connection indicator 64 is labeled as yellow.
"T"-shaped operating grip 65 is also equipped in the present embodiment, "T"-shaped operating grip 65 is provided with sleeve, front end that the is sleeve of "T"-shaped operating grip 65 is corresponding and main shaft 9 cooperatively interacts, the combined floodgate of Three-Position Switch Operate Institutions has been may correspond to by rotating "T"-shaped operating grip 65, separating brake and ground connection operation, and follow following principle when operating: before operating mechanism being operated at every turn, the front side of the handle 33 of positioning self-locking mechanism to guidance panel 1 is stretched, and half-twist, spacing guide finger 36 is lain in a horizontal plane in the jaw structure of spacing fairlead 28 front end, then "T"-shaped operating grip 65 is operated, when operating mechanism often completes an action, the reference column 31 be arranged on three station positioning cams 27 all stirs location finger 34, location self-locking action bars 29 rotates, thus spacing guide finger 36 is separated with spacing fairlead 28, location self-locking action bars 29 moves backward under the effect of stroke limit spring 37, and rear end correspondence stretches in the location notch 30 on three station positioning cam 27 sectors, thus complete lock-bit.
Claims (9)
1. a Three-Position Switch Operate Institutions, there is the fixed frame for fitting operation mechanism, 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, described guidance panel is provided with handle hole, and state instruction observation panel is provided with in the upside of handle hole, the right side of handle hole is provided with location self-locking hole, it is characterized in that: described operating mechanism includes main shaft, positioning self-locking mechanism and electrical interlocks mechanism, main shaft and handle hole coaxially arranged, and successively through the first fixed head, second fixed head and the 3rd fixed head, main the tip of the axis extend out to the rear side of the 3rd fixed head, main shaft is equipped with the state instruction cam of fusiformis, state instruction cam arrangement is between the first fixed head and the second fixed head, and state direction board is equipped with by bearing in one end of state instruction cam, the other end is equipped with finger, between the chain axle of combined floodgate of described main shaft and outside circuit breaker, interlocking gear A is housed, between the main shaft of outside circuit breaker and operating mechanism, interlocking gear B is housed, 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 main the tip of the axis, 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 chain 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 chain baffle arrangement is between guidance panel and the first fixed head, and two ends have small one and large one structure, the middle part of chain baffle plate is rotatably installed on alignment pin A, alignment pin A is fixed on the back side of guidance panel, the stub end of chain baffle plate is when outside breaker closing, correspondence blocks handle hole, the little head end of chain baffle plate has jaw structure, one end of jaw structure is interconnected by bearing pin and chain grillage, the other end of jaw structure is connected with the second fixed head by the extension spring that is tilted to lower layout.
2. a kind of Three-Position Switch Operate Institutions 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 to be arranged on main shaft and to be arranged between the second fixed head and the 3rd fixed head, three station positioning cams have sector structure, 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. a kind of Three-Position Switch Operate Institutions according to claim 2, is characterized in that: the front end of described spacing fairlead has jaw structure, and jaw structure level is arranged and extend out to the front side of guidance panel.
4. a kind of Three-Position Switch Operate Institutions according to claim 1, it is characterized in that: a machine interlocking gear is housed between described operating mechanism 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, the upside of the chain holder of described door machine is provided with correspondingly with finger stirs 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 flap, 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 B, alignment pin B is fixed 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 handle hole, 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. a kind of Three-Position Switch Operate Institutions 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. a kind of Three-Position Switch Operate Institutions according to claim 1 and 2, it is characterized in that: described electrical interlocks mechanism has electrical interlocks cam, electrical interlocks cam is arranged on the 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. a kind of Three-Position Switch Operate Institutions 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 second fixed head and state indicate the spacer be all equipped with between cam for locating, and spacer is sleeved on main shaft.
8. a kind of Three-Position Switch Operate Institutions according to claim 1, is characterized in that: described main shaft is equipped with protection pad, and protection pad nestles up the back side of the first fixed head, and protects pad and state and indicate between cam protection spring is housed.
9. a kind of Three-Position Switch Operate Institutions 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.
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| CN201520176170.5U CN204441174U (en) | 2015-03-27 | 2015-03-27 | A kind of Three-Position Switch Operate Institutions |
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| CN201520176170.5U CN204441174U (en) | 2015-03-27 | 2015-03-27 | A kind of Three-Position Switch Operate Institutions |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244798A (en) * | 2015-11-05 | 2016-01-13 | 北海银河开关设备有限公司 | Environment-friendly gas insulating ring main unit |
| CN105244217A (en) * | 2015-11-05 | 2016-01-13 | 北海银河开关设备有限公司 | Operating mechanism of three-station isolating switch |
| CN108511256A (en) * | 2018-05-14 | 2018-09-07 | 河南森源电气股份有限公司 | Earthing switch interlocking mechanism and switchgear |
| CN113990705A (en) * | 2021-11-05 | 2022-01-28 | 山东泰开成套电器有限公司 | Environment-friendly gas insulated switchgear and use method thereof |
-
2015
- 2015-03-27 CN CN201520176170.5U patent/CN204441174U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244798A (en) * | 2015-11-05 | 2016-01-13 | 北海银河开关设备有限公司 | Environment-friendly gas insulating ring main unit |
| CN105244217A (en) * | 2015-11-05 | 2016-01-13 | 北海银河开关设备有限公司 | Operating mechanism of three-station isolating switch |
| CN105244798B (en) * | 2015-11-05 | 2018-05-22 | 北海银河开关设备有限公司 | A kind of environmental protection gas-insulated ring network cabinet |
| CN108511256A (en) * | 2018-05-14 | 2018-09-07 | 河南森源电气股份有限公司 | Earthing switch interlocking mechanism and switchgear |
| CN113990705A (en) * | 2021-11-05 | 2022-01-28 | 山东泰开成套电器有限公司 | Environment-friendly gas insulated switchgear and use method thereof |
| CN113990705B (en) * | 2021-11-05 | 2022-08-23 | 山东泰开成套电器有限公司 | Environment-friendly gas insulated switchgear and use method thereof |
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