CN104752091B - A kind of double Three-Position Switch Operate Institutions - Google Patents
A kind of double Three-Position Switch Operate Institutions Download PDFInfo
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- CN104752091B CN104752091B CN201510137229.4A CN201510137229A CN104752091B CN 104752091 B CN104752091 B CN 104752091B CN 201510137229 A CN201510137229 A CN 201510137229A CN 104752091 B CN104752091 B CN 104752091B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/04—Interlocking mechanisms
Abstract
nullA kind of double Three-Position Switch Operate Institutions，There is fixed frame，Equipped with upper Three-Position Switch Operate Institutions and lower Three-Position Switch Operate Institutions in fixed frame，Two operating mechanisms are respectively provided with main shaft and positioning self-locking mechanism，And equipped with upper and lower interlocking gear between two operating mechanisms，Equipped with interlocking gear A between main shaft and the chain axle of combined floodgate of outside chopper of described lower Three-Position Switch Operate Institutions，And equipped with interlocking gear B between main shaft and the lower Three-Position Switch Operate Institutions of outside chopper，On present invention 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 it is chain to achieve the door machine between the chain and operating mechanism between chain operation and operating mechanism and the chopper between two operating mechanisms and cabinet door，Improve stability and safety that high tension distribution system runs.
Description
Technical field
The present invention relates to switch operating mechanism, especially a kind of double Three-Position Switch Operate Institutions.
Background technology
Currently, in the looped network cabinet that power system at home and abroad uses, isolation is suited for high pressure major loop (12KV), is typically used alone Three-Position Switch Operate Institutions or lower Three-Position Switch Operate Institutions.But, if major loop needs the requirement using tri-station isolating switch mechanism and lower Three-Position Switch Operate Institutions jointly to configure, then two operating mechanisms do not simply fail to meet operating of disconnecting switch and require that the mechanism with each other is chain, and cost is high, trouble is installed, safety interlocking when mechanism operates and between cabinet cannot be met, and significantly occupy the inner space of looped network cabinet, safe operation to distribution system simultaneously brings threat greatly, a kind of three station operating mechanisms that can simultaneously realize isolating up and down are provided for this, for reducing cost and working place and realizing the safe operation of distribution system and be just particularly important.
Summary of the invention
The upper Three-Position Switch Operate Institutions that present invention aim to solve only to be used alone in the major loop of current looped network cabinet or lower Three-Position Switch Operate Institutions, the problem that cannot accomplish the requirement that upper and lower Three-Position Switch Operate Institutions configures jointly, provides a kind of low cost, volume is little, the double Three-Position Switch Operate Institutions integrating upper and lower Three-Position Switch Operate Institutions that are easily installed for this.
nullThe concrete scheme of the present invention is: a kind of double Three-Position Switch Operate Institutions，There is fixed frame，Fixed frame includes the guidance panel being arranged side by side the most successively、First fixed plate、Second fixed plate and the 3rd fixed plate，Wherein guidance panel and three fixed plates connect by some mechanism's pillars are fixing each other，It is characterized in that: on guidance panel, be provided with upper and lower two handle holes，And a state instruction observation panel and a location self-locking hole each it is correspondingly provided with in the upside of each handle hole and right side，Equipped with upper Three-Position Switch Operate Institutions and lower Three-Position Switch Operate Institutions in described fixed frame，Two operating mechanisms are respectively provided with main shaft and positioning self-locking mechanism，And equipped with upper and lower interlocking gear between two operating mechanisms，Wherein two corresponding and upper and lower two handle holes of main shaft are coaxially arranged，And sequentially pass through the first fixed plate、Second fixed plate and the 3rd fixed plate，Two main thes tip of the axis all extend out to the rear side of the 3rd fixed plate，Equipped with interlocking gear A between main shaft and the chain axle of combined floodgate of outside chopper of described lower Three-Position Switch Operate Institutions，And equipped with interlocking gear B between main shaft and the lower Three-Position Switch Operate Institutions of outside chopper；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 plate and the second fixed plate, on, one end of lower connecting lever each via a bearing equipped with state direction board, the other end is each fitted with finger, overhead gage is arranged between guidance panel and the first fixed plate, 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, the little head end of overhead gage is hinged with chain arm-tie, the other end of chain arm-tie is hinged equipped with one end of state direction board with lower connecting lever；Described interlocking gear A includes external chain connecting lever, interlock plate and the chain connecting lever of breaker closing, the most 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 chopper mounted externally, and the swinging end of external chain connecting lever and the chain connecting lever of breaker closing two ends with interlock plate respectively are hinged；nullDescribed 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，Main board is vertically slidably arranged in the second fixed plate，The upper end of main board is connected with the second fixed plate by the extension spring of two vertical layouts，The lower-left end of main board is provided with by flattening bench，Contacted by the swinging end of flattening bench with breaker main shaft connecting lever 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 plate，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 connected with each other with chain grillage by chain bearing pin，The other end of jaw structure is connected with the second fixed plate 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.
Heretofore 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 locating slots and two locating dowels, three locating slot symmetries are distributed on along away from the camber line in axle center, two locating dowels are placed along on the camber line in axle center, and with three locating slot interlaced arrangement, wherein locating slot has hemispherical dome structure, and three locating slots are combined floodgate locating slot along arrangement the most respectively, separating brake locating slot and ground connection locating slot, fan-shaped resigning hole is offered in described second fixed plate, locating dowel is corresponding with fan-shaped resigning hole, and extend between the second fixed plate and the first fixed plate along fan-shaped resigning hole；In the location self-locking hole that described spacing fairlead is arranged on guidance panel, location self-locking action bars is sleeved in spacing fairlead, and in front end equipped with hands handle, the rear end of location self-locking action bars passes perpendicularly through the first fixed plate and the second fixed plate successively, and it is corresponding with three locating slots, location self-locking action bars is installed with location finger side by side, stroke limit pin and spacing guide finger, wherein location finger and two locating dowels are corresponding, stroke limit pins position is between location finger and the first fixed plate, and it is set with stroke limit spring on the location self-locking action bars between location finger and the first fixed plate, spacing guide finger is arranged in the front side of guidance panel, and it is corresponding with spacing fairlead.
The front end of heretofore described spacing fairlead has jaw structure, and jaw structure level is arranged and extend out to the front side of guidance panel.
Equipped with door machine interlocking gear between heretofore described upper Three-Position Switch Operate Institutions and/or 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 a machine and connects lock fixed seat, door bolt and guide sleeve, wherein door machine connects to be provided with on the upside of lock fixed seat and corresponding with the finger on upper connecting lever or lower connecting lever stirs gap, door bolt be welded door machine connect lock fixed seat front end and with guide sleeve Corresponding matching, door machine connects the rear end of lock fixed seat equipped with a horizontally disposed extension spring, the tail end of extension spring is fixed on the back side of guidance panel, the 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 pressing roller, lower end is fixing with the head end of couple axle to be connected, the tail end of couple axle installs shift fork, couple axle is rotatably installed on the flap of the first fixed plate, and equipped with torsion spring on couple axle, the described chain baffle arrangement of door machine is between guidance panel and the first fixed plate, and two ends have small one and large one structure, the middle part of the door chain baffle plate of 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 door chain baffle plate of 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 door chain baffle plate of machine is equipped with the pin that sets right, the pin that sets right is corresponding with shift fork.
Offering kidney ellipsoid pilot hole on the main board of heretofore described chain pressing plate, pilot hole is vertically arranged, and equipped with two steady pins in the second fixed plate, steady pin passes pilot hole, and in end equipped with spacing head.
nullOn heretofore described、Lower Three-Position Switch Operate Institutions is equipped with electrical interlocks mechanism，Electrical interlocks mechanism has electrical interlocks cam，Electrical interlocks cam is arranged on main shaft，Between the second fixed plate and the 3rd fixed plate，And it is arranged in the rear side of three station positioning cams，The downside of electrical interlocks cam and right side are each corresponding equipped with a connecting terminal block，Connecting terminal block is arranged on the inner side of the 3rd fixed plate，And at the middle part of connecting terminal block equipped with for controlling the microswitch that binding post connects or disconnects，When Three-Position Switch Operate Institutions is in "on" position the most over/under，Electrical interlocks cam correspondence contacts connection with the microswitch on the connecting terminal block of downside，And when Three-Position Switch Operate Institutions is in ground state over/under，Electrical interlocks cam correspondence contacts connection with the microswitch on the connecting terminal block on right side.
Between heretofore described electrical interlocks cam and the 3rd fixed plate, between electrical interlocks cam and three station positioning cams, between three station positioning cams and the second fixed plate, and being respectively arranged with the spacer for location between the second fixed plate and upper connecting lever or lower connecting lever, spacer is each corresponding to be sleeved on the main shaft of upper and lower Three-Position Switch Operate Institutions.
Being respectively arranged with protection pad on the main shaft of heretofore described upper and lower Three-Position Switch Operate Institutions, protection pad nestles up the back side of the first fixed plate, and protects between pad and upper connecting lever or lower connecting lever equipped with protection spring.
Heretofore described state direction board has sector structure, state direction board is radially divided into combined floodgate instruction district, left side, middle part separating brake instruction district and right side ground instruction district, wherein closing a floodgate and indicate district to be labeled as redness, separating brake instruction district is labeled as green, and ground connection instruction district is labeled as yellow.
The present invention 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 achieve the chain operation of door machine between chain operation and disconnecting switch and the cabinet door between the chain operation between upper and lower Three-Position Switch Operate Institutions and disconnecting switch and outside chopper, improve stability and safety that high tension distribution system runs.
Accompanying drawing explanation
Fig. 1 is the schematic front view of the present invention；
Fig. 2 is that the right side of the present invention regards schematic diagram；
Fig. 3 is the schematic top plan view of the present invention；
When Fig. 4 is that in the present invention, lower Three-Position Switch Operate Institutions is in ground state, the view of upper and lower interlocking gear；
When Fig. 5 is that in the present invention, 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 present invention；
Fig. 7 is the schematic rear view of interlocking gear A in the present invention；
Fig. 8 is outside chopper when being in gate-dividing state, the schematic front view of interlocking gear B in the present invention；
Fig. 9 is outside chopper when being in "on" position, the schematic front view of interlocking gear B in the present invention；
Figure 10 is the left view schematic diagram of Fig. 8；
Figure 11 is the structural representation of chain pressing plate in the present invention；
Figure 12 is the schematic front view of positioning self-locking mechanism in the present invention；
Figure 13 is the schematic top plan view of positioning self-locking mechanism in the present invention；
Figure 14 is the structural representation of three station positioning cams in the present invention；
Figure 15 is the structural representation of door machine interlocking gear A in the present invention；
Figure 16 is the structural representation of door machine interlocking gear B in the present invention；
Figure 17 is the structural representation of state direction board in the present invention；
Figure 18 is the rearview of electrical interlocks mechanism in the present invention.
nullIn figure: 1 guidance panel，2 first fixed plates，3 second fixed plates，4 the 3rd fixed plates，5 mechanism's pillars，6 handle holes，7 state instruction observation panels，8 location self-locking holes，9 main shafts，10 choppers，Connecting lever on 11，12 overhead gages，13 chain arm-ties，14 times connecting levers，15 bearings，16 state direction boards，17 fingers，18 alignment pin A，19 external chain connecting levers，20 interlock plates，The 21 chain connecting levers of breaker closing，22 lower baffle plates，23 chain pressing plates，24 breaker main shaft connecting levers，25 main boards，26 extension springs，27 by flattening bench，28 chain grillages，29 alignment pin B，30 chain bearing pins，31 3 station positioning cams，32 spacing fairleads，33 location self-locking action bars，34 locating slots，35 locating dowels，36 fan-shaped resigning holes，37 handles，38 location fingers，39 stroke limit pins，40 spacing guide fingers，41 stroke limit springs，42 Qianmens，43 machines connect lock fixed seat，44 door bolts，45 guide sleeve，46 stir gap，47 flaps，48 door bolt holes，49 chain pressing plates of machine，50 couple axles，51 shift forks，52 chain baffle plates of machine，53 press roller，54 torsion springs，55 alignment pin C，56 set right pin，57 electrical interlocks cams，58 connecting terminal blocks，59 microswitch，60 spacers，61 protection pads，62 protection springs，63 close a floodgate indicates district，64 separating brake instruction districts，65 ground connection instruction districts，66 "T"-shaped operation handles，67 kidney ellipsoid pilot holes，68 steady pins，69 spacing heads.
Detailed description of the invention
nullSee Fig. 1-18，The present invention has fixed frame，Fixed frame includes the guidance panel 1 being arranged side by side the most successively、First fixed plate 2、Second fixed plate 3 and the 3rd fixed plate 4，Wherein guidance panel 1 and three fixed plates connect by some mechanism's pillars 5 are fixing each other，Guidance panel 1 is provided with upper and lower two handle holes 6，And a state instruction observation panel 7 and a location self-locking hole 8 each it is correspondingly provided with in the upside of each handle hole 6 and right side，Equipped with upper Three-Position Switch Operate Institutions and lower Three-Position Switch Operate Institutions in described fixed frame，Two operating mechanisms are respectively provided with main shaft 9 and positioning self-locking mechanism，And equipped with upper and lower interlocking gear between two operating mechanisms，Wherein two corresponding and upper and lower two handle holes 6 of main shaft 9 are coaxially arranged，And sequentially pass through the first fixed plate 2、Second fixed plate 3 and the 3rd fixed plate 4，The end of two main shafts 9 all extend out to the rear side of the 3rd fixed plate 4，Equipped with interlocking gear A between main shaft 9 and the chain axle of combined floodgate of outside chopper 10 of described lower Three-Position Switch Operate Institutions，And equipped with interlocking gear B between main shaft and the lower Three-Position Switch Operate Institutions of outside chopper 10；nullDescribed 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 plate 2 and the second fixed plate 3，On、Lower connecting lever 11、One end of 14 each via a bearing 15 equipped with state direction board 16，The other end is each fitted with finger 17，Overhead gage 12 is arranged between guidance panel 1 and the first fixed plate 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，Handle hole 6 on the upside of correspondence and guidance panel is separated from each other dislocation，The little head end of overhead gage 12 is hinged with chain arm-tie 13，The other end of chain arm-tie 13 is hinged with one end equipped with state direction board 16 of lower connecting lever 14；Described interlocking gear A includes external chain connecting lever 19, interlock plate 20 and the chain connecting lever of breaker closing 21, the most 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 chopper 10 mounted externally, and the swinging end of external chain connecting lever 19 and the chain connecting lever of breaker closing 21 two ends with interlock plate 20 respectively are hinged；nullDescribed 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 main shaft of chopper 10，Chain pressing plate 23 has main board 25，Main board 25 is vertically slidably arranged in the second fixed plate 3，The upper end of main board 25 is connected with the second fixed plate 3 by the extension spring 26 of two vertical layouts，The lower-left end of main board 25 is provided with by flattening bench 27，Contacted by the swinging end of flattening bench 27 with breaker main shaft connecting lever 24 and connect，The bottom righthand side of main board 25 is provided with the chain grillage of " L " shape 28，Described lower baffle plate 22 is arranged between guidance panel 1 and the first fixed plate 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 chopper 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 chopper 10 is in gate-dividing state，Correspondence separates 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 plate 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 locating slots 34 and two locating dowels 35, three locating slot 34 symmetries are distributed on along away from the camber line in axle center, two locating dowels 35 are placed along the camber line near axle center, and with three locating slot 34 interlaced arrangement, described locating slot 34 has hemispherical dome structure, three locating slots 34 are combined floodgate locating slot along arrangement the most respectively, separating brake locating slot and ground connection locating slot.Offering fan-shaped resigning hole 36 in described second fixed plate 3, locating dowel 35 is corresponding with fan-shaped resigning hole 36, and extend between the second fixed plate 3 and the first fixed plate 2 along fan-shaped resigning hole 36；nullDescribed 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 equipped with handle 37，The rear end of location self-locking action bars 33 passes perpendicularly through the first fixed plate 2 and the second fixed plate 3 successively，And it is corresponding with three locating slots 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 location finger 38 is corresponding with two locating dowels 35，Stroke limit pin 39 is between location finger 38 and the first fixed plate 2，And it is set with stroke limit spring 41 on the location self-locking action bars 33 between location finger 38 and the first fixed plate 2，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, sees Figure 13.
nullEquipped with door machine interlocking gear between upper Three-Position Switch Operate Institutions and/or the Qianmen 42 of lower Three-Position Switch Operate Institutions and cabinet described in the present embodiment，Door machine interlocking gear includes a machine interlocking gear A and door machine interlocking gear B，Wherein door machine interlocking gear A includes a machine and connects lock fixed seat 43、Door bolt 44 and guide sleeve 45，Wherein door machine connects to be provided with on the upside of lock fixed seat 43 and corresponding with the finger 17 on upper connecting lever 11 or lower connecting lever 14 stirs gap 46，Door bolt 44 be welded door machine connect lock fixed seat 43 front end and with guide sleeve 45 Corresponding matching，Door machine connects the rear end of lock fixed seat 43 equipped with a horizontally disposed extension spring 26，The tail end of extension spring 26 is fixed on the back side of guidance panel 1，The 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；nullDescribed door machine interlocking gear B includes the chain pressing plate of a machine 49、Couple axle 50、Shift fork 51 and the chain baffle plate of door machine 52，Wherein the upper end of the chain pressing plate of door machine 49 is equipped with pressing roller 53，Lower end is fixing with the head end of couple axle 50 to be connected，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 plate 2，And equipped with torsion spring 54 on couple axle 50，The described chain baffle plate of door machine 52 is arranged between guidance panel 1 and the first fixed plate 2，And two ends have small one and large one structure，The middle part of the door chain baffle plate of machine 52 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 door chain baffle plate of 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 operator's hot line job，The stub end of the door chain baffle plate of machine 52 is when the Qianmen 42 of outside cabinet is closed，Correspondence separates dislocation with the handle hole 6 on the downside of guidance panel 1，Thus facilitate operator that operating mechanism is operated，The little head end of the door chain baffle plate of 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.
Offering kidney ellipsoid pilot hole 67 described in the present embodiment on the main board 25 of chain pressing plate 23, pilot hole 67 is vertically arranged, and equipped with two steady pins 68 in the second fixed plate 3, steady pin 68 passes pilot hole 67, and in end equipped with spacing 69.
See Figure 18, on described in the present embodiment, lower Three-Position Switch Operate Institutions is equipped with electrical interlocks mechanism, electrical interlocks mechanism has electrical interlocks cam 57, electrical interlocks cam 57 is arranged on main shaft 9, between the second fixed plate 3 and the 3rd fixed plate 4, and it is arranged in the rear side of three station positioning cams 31, the downside of electrical interlocks cam 57 and right side are each corresponding equipped with a connecting terminal block 58, connecting terminal block 58 is arranged on the inner side of the 3rd fixed plate 4, and at the middle part of connecting terminal block 58 equipped with for controlling the microswitch 59 that binding post connects or disconnects, wherein, when Three-Position Switch Operate Institutions is in "on" position over/under, electrical interlocks cam 57 correspondence contacts connection with the microswitch 59 on the connecting terminal block 58 of downside；When Three-Position Switch Operate Institutions is in ground state over/under, electrical interlocks cam 57 correspondence contacts connection with the microswitch 59 on the connecting terminal block 58 on right side；When Three-Position Switch Operate Institutions is in gate-dividing state over/under, electrical interlocks cam 57 correspondence separates with the microswitch 59 on the connecting terminal block 58 on downside and right side.
See Fig. 2, Fig. 3, between electrical interlocks cam described in the present embodiment 57 and the 3rd fixed plate 4, between electrical interlocks cam 57 and three station positioning cams 31, between three station positioning cams 31 and the second fixed plate 3, and being respectively arranged with the spacer 60 for location between the second fixed plate 3 and upper connecting lever 11 or lower connecting lever 14, the respective correspondence of spacer 60 is sleeved on the main shaft 9 of upper and lower Three-Position Switch Operate Institutions.
Protection pad 61 it is respectively arranged with on the main shaft 9 of upper and lower Three-Position Switch Operate Institutions described in the present embodiment, protection pad 61 nestles up the back side of the first fixed plate 2, and protect between pad 61 and upper connecting lever 11 or lower connecting lever 14 equipped with protection 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 instruction district 63, left side, middle part separating brake instruction district 64 and right side ground instruction district 65, wherein close a floodgate and indicate district 63 to be labeled as redness, separating brake instruction district 64 is labeled as green, and ground connection indicates 65th district to be labeled as yellow.
nullThe present embodiment is also equipped "T"-shaped operation handle 66，"T"-shaped operation handle 66 is provided with sleeve，Corresponding for the sleeve of "T"-shaped operation handle 66 front end with two main shafts is cooperated，Corresponding can complete the combined floodgate of up/down Three-Position Switch Operate Institutions、Separating brake and ground connection operation，And follow following principle when operating: every time before up/down Three-Position Switch Operate Institutions is operated，The handle 37 of corresponding positioning self-locking mechanism is stretched to the front side of guidance panel 1，And half-twist，Spacing guide finger 40 is lain in a horizontal plane in the jaw structure of spacing fairlead 32，By "T"-shaped operation handle 66, up/down Three-Position Switch Operate Institutions is operated the most again，When up/down Three-Position Switch Operate Institutions often completes an action，It is arranged on the locating dowel 35 on three station positioning cams 31 and all stirs location finger 38，Location self-locking action bars 33 rotates，Thus spacing guide finger 40 separates with spacing fairlead 32，Location self-locking action bars 33 is moved rearwards by under the effect of stroke limit spring 41，And rear end correspondence stretches in the locating slot 34 on three station positioning cam 31 sectors，Thus complete lock-bit.
Meanwhile, when the major loop in looped network cabinet being carried out conducting operation, it then follows following operation order: the upper lower Three-Position Switch Operate Institutions combined floodgate breaker closing of Three-Position Switch Operate Institutions combined floodgate；When the major loop in looped network cabinet is carried out rupturing operation, it then follows following operation order: Three-Position Switch Operate Institutions separating brake breaker open operation under upper Three-Position Switch Operate Institutions separating brake.
Claims (9)
- null1. a double Three-Position Switch Operate Institutions，There is fixed frame，Fixed frame includes the guidance panel being arranged side by side the most successively、First fixed plate、Second fixed plate and the 3rd fixed plate，Wherein guidance panel and three fixed plates connect by some mechanism's pillars are fixing each other，It is characterized in that: on guidance panel, be provided with upper and lower two handle holes，And a state instruction observation panel and a location self-locking hole each it is correspondingly provided with in the upside of each handle hole and right side，Equipped with upper Three-Position Switch Operate Institutions and lower Three-Position Switch Operate Institutions in described fixed frame，Two operating mechanisms are respectively provided with main shaft and positioning self-locking mechanism，And equipped with upper and lower interlocking gear between two operating mechanisms，Wherein two corresponding and upper and lower two handle holes of main shaft are coaxially arranged，And sequentially pass through the first fixed plate、Second fixed plate and the 3rd fixed plate，Two main thes tip of the axis all extend out to the rear side of the 3rd fixed plate，Equipped with interlocking gear A between main shaft and the chain axle of combined floodgate of outside chopper of described lower Three-Position Switch Operate Institutions，And equipped with interlocking gear B between main shaft and the lower Three-Position Switch Operate Institutions of outside chopper；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 plate and the second fixed plate, on, one end of lower connecting lever each via a bearing equipped with state direction board, the other end is each fitted with finger, overhead gage is arranged between guidance panel and the first fixed plate, 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, the little head end of overhead gage is hinged with chain arm-tie, the other end of chain arm-tie is hinged equipped with one end of state direction board with lower connecting lever；Described interlocking gear A includes external chain connecting lever, interlock plate and the chain connecting lever of breaker closing, the most 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 chopper mounted externally, and the swinging end of external chain connecting lever and the chain connecting lever of breaker closing two ends with interlock plate respectively are hinged；nullDescribed 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，Main board is vertically slidably arranged in the second fixed plate，The upper end of main board is connected with the second fixed plate by the extension spring of two vertical layouts，The lower-left end of main board is provided with by flattening bench，Contacted by the swinging end of flattening bench with breaker main shaft connecting lever 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 plate，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 connected with each other with chain grillage by chain bearing pin，The other end of jaw structure is connected with the second fixed plate 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.
- nullThe double Three-Position Switch Operate Institutions of one the most 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 locating slots and two locating dowels，Three locating slot symmetries are distributed on along away from the camber line in axle center，Two locating dowels are placed along on the camber line in axle center，And with three locating slot interlaced arrangement，Wherein locating slot has hemispherical dome structure，And three locating slots are combined floodgate locating slot along arrangement the most respectively、Separating brake locating slot and ground connection locating slot，Fan-shaped resigning hole is offered in described second fixed plate，Locating dowel is corresponding with fan-shaped resigning hole，And extend between the second fixed plate and the first fixed plate along fan-shaped resigning hole；In the location self-locking hole that described spacing fairlead is arranged on guidance panel, location self-locking action bars is sleeved in spacing fairlead, and in front end equipped with hands handle, the rear end of location self-locking action bars passes perpendicularly through the first fixed plate and the second fixed plate successively, and it is corresponding with three locating slots, location self-locking action bars is installed with location finger side by side, stroke limit pin and spacing guide finger, wherein location finger and two locating dowels are corresponding, stroke limit pins position is between location finger and the first fixed plate, and it is set with stroke limit spring on the location self-locking action bars between location finger and the first fixed plate, spacing guide finger is arranged in the front side of guidance panel, and it is corresponding with spacing fairlead.
- The double Three-Position Switch Operate Institutions of one the most according to claim 2, is characterized in that: the front end of described spacing fairlead has jaw structure, jaw structure level is arranged and extend out to the front side of guidance panel.
- nullThe double Three-Position Switch Operate Institutions of one the most according to claim 1，It is characterized in that: equipped with door machine interlocking gear between upper Three-Position Switch Operate Institutions and/or 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 a machine and connects lock fixed seat、Door bolt and guide sleeve，Wherein door machine connects to be provided with on the upside of lock fixed seat and corresponding with the finger on upper connecting lever or lower connecting lever stirs gap，Door bolt be welded door machine connect lock fixed seat front end and with guide sleeve Corresponding matching，Door machine connects the rear end of lock fixed seat equipped with a horizontally disposed extension spring，The tail end of extension spring is fixed on the back side of guidance panel，The 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 door chain pressing plate of machine is equipped with pressing roller, lower end is fixing with the head end of couple axle to be connected, the tail end of couple axle installs shift fork, couple axle is rotatably installed on the flap of the first fixed plate, and equipped with torsion spring on couple axle, the described chain baffle arrangement of door machine is between guidance panel and the first fixed plate, and two ends have small one and large one structure, the middle part of the door chain baffle plate of 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 door chain baffle plate of 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 door chain baffle plate of machine is equipped with the pin that sets right, the pin that sets right is corresponding with shift fork.
- The double Three-Position Switch Operate Institutions of one the most according to claim 1, it is characterized in that: on the main board of described chain pressing plate, offer kidney ellipsoid pilot hole, pilot hole is vertically arranged, and equipped with two steady pins in the second fixed plate, steady pin passes pilot hole, and in end equipped with spacing head.
- The double Three-Position Switch Operate Institutions of one the most according to claim 1 and 2, it is characterized in that: on described, lower Three-Position Switch Operate Institutions is equipped with electrical interlocks mechanism, electrical interlocks mechanism has electrical interlocks cam, electrical interlocks cam is arranged on main shaft, between the second fixed plate and the 3rd fixed plate, and it is arranged in the rear side of three station positioning cams, the downside of electrical interlocks cam and right side are each corresponding equipped with a connecting terminal block, connecting terminal block is arranged on the inner side of the 3rd fixed plate, and at the middle part of connecting terminal block equipped with for controlling the microswitch that binding post connects or disconnects.
- The double Three-Position Switch Operate Institutions of one the most according to claim 6, it is characterized in that: between described electrical interlocks cam and the 3rd fixed plate, between electrical interlocks cam and three station positioning cams, between three station positioning cams and the second fixed plate, and being respectively arranged with the spacer for location between the second fixed plate and upper connecting lever or lower connecting lever, spacer is each corresponding to be sleeved on the main shaft of upper and lower Three-Position Switch Operate Institutions.
- The double Three-Position Switch Operate Institutions of one the most according to claim 1, it is characterized in that: on the main shaft of described upper and lower Three-Position Switch Operate Institutions, be respectively arranged with protection pad, protection pad nestles up the back side of the first fixed plate, and protects between pad and upper connecting lever or lower connecting lever equipped with protection spring.
- The double Three-Position Switch Operate Institutions of one the most 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 instruction district, left side, middle part separating brake instruction district and right side ground instruction district, wherein close a floodgate and indicate district to be labeled as redness, separating brake instruction district is labeled as green, and ground connection instruction district is labeled as yellow.
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| CN201510137229.4A CN104752091B (en) | 2015-03-27 | 2015-03-27 | A kind of double Three-Position Switch Operate Institutions |
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| CN201510137229.4A CN104752091B (en) | 2015-03-27 | 2015-03-27 | A kind of double Three-Position Switch Operate Institutions |
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| CN107041088A (en) * | 2017-04-12 | 2017-08-11 | 深圳市奈士迪技术研发有限公司 | It is a kind of to be used for outdoor intelligent photovoltaic controller |
| CN107146734B (en) * | 2017-07-18 | 2019-10-08 | 深圳谋远电气技术发展有限公司 | Modular switch operating mechanism |
| CN115985712B (en) * | 2023-03-20 | 2023-05-12 | 广东金晖隆开关有限公司 | Double-break three-station isolating switch in gas-insulated ring main unit |
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| CN201904236U (en) * | 2010-12-21 | 2011-07-20 | 北京电研华源电力技术有限公司 | Three-station operating mechanism for switch equipment |
| CN203631397U (en) * | 2013-12-31 | 2014-06-04 | 浙江华仪电器科技有限公司 | A space limiting device used for a three-position switch operation mechanism |
| CN103715005B (en) * | 2013-12-31 | 2016-08-17 | 浙江华仪电器科技有限公司 | A kind of stopping means for operation mechanism with three-position switch |
| CN204441173U (en) * | 2015-03-27 | 2015-07-01 | 湖北网安科技有限公司 | A kind of two Three-Position Switch Operate Institutions |
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