CN204905139U - Solid insulated cabinets no. 5 prevents interlocking device - Google Patents
Solid insulated cabinets no. 5 prevents interlocking device Download PDFInfo
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- CN204905139U CN204905139U CN201520526134.7U CN201520526134U CN204905139U CN 204905139 U CN204905139 U CN 204905139U CN 201520526134 U CN201520526134 U CN 201520526134U CN 204905139 U CN204905139 U CN 204905139U
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Abstract
The utility model relates to a solid insulated cabinets no. 5 prevents interlocking device, the fourth interlocking device and the 5th interlocking device of interlocking between the 3rd interlocking device, three station modules and the solid insulated cabinets xiamen of interlocking between the 2nd interlocking device who interlocks between its interlocking device, handle hole baffle and circuit breaker closing switch who includes interlocking between three station module operation panels, handle hole baffle, handle hole baffle and the circuit breaker main shaft, the isolation operation axle of three station modules and the ground connection operating axis. The utility model discloses an emergence of trouble can effectively be avoided to the security performance of solid insulated cabinets no. 5 prevents interlocking device through setting up perfect harmless interlocking device and having strengthened solid insulated cabinets.
Description
Technical field
The utility model relates to power transmission and distribution switch cubicle field, is specifically related to the anti-interlocking device of solid insulation cabinet five.
Background technology
In the breaker operator module of solid insulation cabinet, need to arrange five anti-interlocking devices.But five anti-interlocking device imperfections of existing solid insulation cabinet, can not meet the requirement of the anti-interlocking of switch cubicle five; There is very large potential safety hazard.
Summary of the invention
The purpose of this utility model is, for five anti-interlocking device imperfections of existing solid insulation cabinet pointed in background technology, to there is the problem of potential safety hazard, provide a kind of and can improve and the anti-interlocking device of solid insulation cabinet five of safety.
The technical scheme realizing goal of the invention of the present utility model is as follows:
A kind of anti-interlocking device of solid insulation cabinet five, it comprises three station module operation plates, handle hole baffle plate, the first interlocking device for interlocking between handle hole baffle plate and breaker main shaft, the second interlocking device for interlocking between handle hole baffle plate and breaker closing switch, the tri-interlocking device for interlocking between the isolated operation axle of three station modules and ground connection operating axis, the 4th interlocking device and 5-linked latch mechanism for interlocking between three station modules and solid insulation cabinet Xiamen.
The first above-mentioned interlocking device comprises connecting lever, connecting rod, turn plate and jam plate, connecting lever is fixedly connected with breaker main shaft, the left end of connecting rod is flexibly connected with connecting lever, the right-hand member of connecting rod is flexibly connected with the left end turning plate, the middle part of turning plate is provided with through hole, turn plate to be flexibly connected by the rear buck plate of bearing pin with three station modules, the right-hand member turning plate is connected to the middle part of jam plate, the right-hand member upper surface of jam plate is provided with projection, handle hole baffle plate is provided with the draw-in groove corresponding with this projection, three station module operation plate upper and lowers are respectively equipped with guide pillar, handle hole baffle plate upper and lower is respectively equipped with elongated hole, handle hole baffle plate can horizontally slip relative to three station module operation plates.
The second above-mentioned interlocking device comprises interlock cam, connecting rod and swing arm, interlock cam is connected on the isolated operation axle of three station modules, interlock cam face is provided with link joint feature, connecting rod left end be connected on link joint feature, the right-hand member of connecting rod is connected to the lower end of swing arm, swing arm is flexibly connected with buck plate before breaker module with its middle and upper part, swing arm is arranged on the lower right of breaker closing axle, breaker closing axle is provided with pivoted arm, three station modules be in isolation or ground state under breaker closing time, swing arm is spacing to pivoted arm.
Above-mentioned tri-interlocking device comprises isolated operation axle, isolated operation shaft gear, ground connection operating axis gear and auxiliary earth switching manipulation axle, isolated operation shaft gear and ground connection operating axis gears meshing, ground connection operating axis gear and auxiliary earth switching manipulation axle are rotatably assorted, ground connection operating axis gear is half gear of 180 ° of central angles, ground connection operation gear is provided with operating grip draw-in groove, isolated operation axle is provided with operating grip draw-in groove, auxiliary earth operating axis is also provided with operating grip draw-in groove, three station module operation plates are provided with the isolated operation hole corresponding with the operating grip draw-in groove on isolated operation axle, the ground connection handle hole corresponding with the operating grip draw-in groove on ground connection operating axis gear and auxiliary earth switching manipulation axle, be circular hole in the middle of isolated operation hole and ground connection handle hole, upper and lower two ends are provided with the looping pit of certain radian, looping pit and circular hole through,
The 4th above-mentioned interlocking device comprises right side Xiamen interlock plate and the first back-moving spring, the lower end of handle hole baffle plate is provided with horizontal connecting plate, Xiamen, right side interlock plate comprises the angle bar plate on top and the pin rod of bottom, the level board of angle bar plate is arranged on the top of connecting plate, the riser of angle bar plate passes from the through hole connecting plate, pin rod is fixedly connected on the bottom of the riser of angle bar plate, level board is connected with the lower end of the first back-moving spring, the upper end of the first back-moving spring is fixedly connected with three station module operation plates, level board is arranged on the below of the cam of the second interlocking device, the lower end of pin rod is corresponding with the lockhole of the Xiamen of solid insulation cabinet, when three station modules are in isolation or "on" position, cam pressing level board, the lockhole that pin rod stretches into Xiamen is interior to lower door locked.
Above-mentioned 5-linked latch mechanism comprises left side Xiamen interlock plate and the second back-moving spring, Xiamen, left side interlock plate comprises the sliding bar on top and the interlock plate of bottom, sliding bar passes from connecting plate, the upper end of sliding bar extends to jam plate, sliding bar top is connected with the lower end of the second back-moving spring, the upper end of the second back-moving spring is fixed on three station module operation plates, interlock plate comprises level board and montant, montant is connected to the side of level board, to the limiting lock locking member of sliding bar when interlock plate is the lower door closure state of solid insulation cabinet.
The advantage of the anti-interlocking device of solid insulation cabinet five of the present utility model is: have five perfect anti-interlocking devices, be specially: 1) when breaker closing, three-station cannot carry out a point closing operation; 2) when three-station is in isolation, ground state, circuit breaker can not close a floodgate, and only has when three-station is in "on" position, and circuit breaker just can carry out closing operation; 3) when three-station is in ground state, cannot disconnecting switch operation, when three-station is in "on" position, cannot operational grounding switch; 4) when three-station is in isolation or "on" position, the Xiamen of solid insulation cabinet cannot be opened, and when only having three-station to be in ground state, Xiamen just can be opened; 5), after the Xiamen of solid insulation cabinet is opened, Xiamen interlock plate, cannot operate three-station.Enhancing the security performance of solid insulation cabinet by arranging perfect harmless interlocking device, effectively can avoid the generation of fault.
Accompanying drawing explanation
Fig. 1 is the structural representation of the anti-interlocking device of solid insulation cabinet five of the present utility model;
Fig. 2 is the schematic diagram after the removal handle hole baffle plate of the anti-interlocking device of solid insulation cabinet five;
Fig. 3 is the lateral side view of the anti-interlocking device of solid insulation cabinet five;
In figure, 1 is three station module operation plates, 2 is handle hole baffle plate, 21 is guide pillar, 22 is elongated hole, 3 is the first interlocking device, 31 is connecting lever, 32 is first connecting rod, 33 for turning plate, 34 is jam plate, 4 is the second interlocking device, 41 is interlock cam, 42 is second connecting rod, 43 is swing arm, 44 is combined floodgate axle, 5 is tri-interlocking device, 51 is isolated operation axle, 52 is isolated operation shaft gear, 53 is ground connection operating axis gear, 54 is auxiliary earth switching manipulation axle, 55 is operating grip draw-in groove, 56 is isolated operation hole, 57 is ground connection handle hole, 6 is the 4th interlocking device, 61 is Xiamen, right side interlock plate, 611 is angle bar plate, 612 is pin rod, 62 is the first back-moving spring, 7 is 5-linked latch mechanism, 71 is Xiamen, left side interlock plate, 711 is sliding bar, 712 is interlock plate, 72 is back-moving spring, 8 is horizontal connecting plate.
Embodiment
Referring to figs. 1 through a kind of anti-interlocking device of solid insulation cabinet five shown in Fig. 3, it comprises three station module operation plates 1, handle hole baffle plate 2, the first interlocking device 3 for interlocking between handle hole baffle plate 2 and breaker main shaft, the second interlocking device 4 for interlocking between handle hole baffle plate 2 and breaker closing switch, the tri-interlocking device 5 for interlocking between the isolated operation axle 51 of three station modules and ground connection operating axis, the 4th interlocking device 6 and 5-linked latch mechanism 7 for interlocking between three station modules and solid insulation cabinet Xiamen.
The first above-mentioned interlocking device 3 comprises connecting lever 31, first connecting rod 32, turn plate 33 and jam plate 34, connecting lever 31 is fixedly connected with breaker main shaft, the left end of first connecting rod 32 is flexibly connected with connecting lever 31, the right-hand member of first connecting rod 32 is flexibly connected with the left end turning plate 33, the middle part of turning plate 33 is provided with through hole, turn plate 33 to be flexibly connected by the rear buck plate of bearing pin with three station modules, the right-hand member turning plate 33 is connected to the middle part of jam plate 34, the right-hand member upper surface of jam plate 34 is provided with projection, handle hole baffle plate 2 is provided with the draw-in groove corresponding with this projection, three station module operation plate 1 upper and lowers are respectively equipped with guide pillar 21, handle hole baffle plate 2 upper and lower is respectively equipped with elongated hole 22, handle hole baffle plate 2 can horizontally slip relative to three station module operation plates 1.
The second above-mentioned interlocking device 4 comprises interlock cam 41, second connecting rod 42 and swing arm, interlock cam 41 is connected on the isolated operation axle 51 of three station modules, interlock cam 41 is provided with second connecting rod 42 connecting portion, second connecting rod 42 left end be connected on second connecting rod 42 connecting portion, the right-hand member of second connecting rod 42 is connected to the lower end of swing arm, swing arm is flexibly connected with buck plate before breaker module with its middle and upper part, swing arm is arranged on the lower right of breaker closing axle 44, breaker closing axle 44 is provided with pivoted arm, three station modules be in isolation or ground state under breaker closing time, swing arm is spacing to pivoted arm.
Above-mentioned tri-interlocking device 5 comprises isolated operation axle 51, isolated operation shaft gear 52, ground connection operating axis gear 53 and auxiliary earth switching manipulation axle 54, isolated operation shaft gear 52 engages with ground connection operating axis gear 53, ground connection operating axis gear 53 and auxiliary earth switching manipulation axle 54 are rotatably assorted, ground connection operating axis gear 53 is half gear of 180 ° of central angles, ground connection operation gear is provided with operating grip draw-in groove 55, isolated operation axle 51 is provided with operating grip draw-in groove 55, auxiliary earth operating axis is also provided with operating grip draw-in groove 55, three station module operation plates 1 are provided with the isolated operation hole 56 corresponding with the operating grip draw-in groove 55 on isolated operation axle 51, the ground connection handle hole 57 corresponding with the operating grip draw-in groove 55 on ground connection operating axis gear 53 and auxiliary earth switching manipulation axle 54, be circular hole in the middle of isolated operation hole 56 and ground connection handle hole 57, upper and lower two ends are provided with the looping pit of certain radian, looping pit and circular hole through,
The 4th above-mentioned interlocking device 6 comprises Xiamen, right side interlock plate 61 and the first back-moving spring 62, the lower end of the front buck plate of three station modules is provided with horizontal connecting plate 8, Xiamen, right side interlock plate 61 comprises the angle bar plate 611 on top and the pin rod 612 of bottom, the level board of angle bar plate 611 is arranged on the top of connecting plate, the riser of angle bar plate 611 passes from the through hole connecting plate, pin rod 612 is fixedly connected on the bottom of the riser of angle bar plate 611, level board is connected with the lower end of the first back-moving spring 62, the upper end of the first back-moving spring 62 is fixedly connected with three station module operation plates 1, level board is arranged on the below of the cam of the second interlocking device 4, the lower end of pin rod 612 is corresponding with the lockhole of the Xiamen of solid insulation cabinet, when three station modules are in isolation or "on" position, cam pressing level board, the lockhole that pin rod 612 stretches into Xiamen is interior to lower door locked.
Above-mentioned 5-linked latch mechanism 7 comprises Xiamen, left side interlock plate 71 and the second back-moving spring 72, Xiamen, left side interlock plate 71 comprises the sliding bar 711 on top and the interlock plate 712 of bottom, sliding bar 711 passes from connecting plate, the upper end of sliding bar 711 extends to jam plate, sliding bar 711 top is connected with the lower end of the second back-moving spring 72, the upper end of the second back-moving spring 72 is fixed on three station module operation plates 1, interlock plate 712 comprises level board and montant, montant is connected to the side of level board, to the limiting lock locking member of sliding bar 711 when interlock plate 712 is the lower door closure state of solid insulation cabinet.
The anti-interlocking device of solid insulation cabinet five of the present utility model, 1) when breaker closing, connecting lever 31 turns plate 33 by connecting rod drive and rotates clockwise, under the effect of turning plate 33, the projection of jam plate 34 is combined with handle hole baffle plate 2 draw-in groove of three station modules, the handle hole baffle plate 2 of three station modules is locked by jam plate 34, and handle hole baffle plate 2 cannot be moved, and three station modules cannot operate; 2) when three-station is in isolation or ground state, interlock cam 41 drives swing arm to rotate counterclockwise by connecting rod, and make swing arm withstand pivoted arm on breaker closing axle 44, combined floodgate axle 44 cannot rotate clockwise combined floodgate; Only have when three-station is in "on" position, chain cam drives swing arm to turn to right side by connecting rod, and circuit breaker just can carry out closing operation; 3) when three station modules are in ground state, ground connection operating axis gear 53 drives isolated operation shaft gear 52 to rotate, the operating grip draw-in groove 55 of isolated operation axle 51 end is made to turn to level, because be circular hole in the middle of isolated operation hole 56 corresponding with the operating grip draw-in groove 55 on isolated operation axle 51 on three station module operation plates 1, upper and lower two ends are provided with the looping pit of certain radian, therefore, operating grip draw-in groove 55 part is blocked, operating grip cannot insert in draw-in groove, operates isolated operation axle 51; Otherwise when tri-station isolating switch is in "on" position, ground connection handle hole 57 is blocked, cannot operational grounding switch; 4) when three-station is in isolation or "on" position, interlock cam 41 compresses the level board of the angle bar plate 611 of Xiamen, the right side interlock plate 61 of Xiamen interlock plate, Xiamen, right side interlock plate 61 cannot be moved up, the pin rod 612 of interlock plate 61 lower end, Xiamen, right side combines with the lockhole on the Xiamen of solid insulation cabinet, thus the Xiamen of solid insulation cabinet cannot be opened; When only having three-station to be in ground state, interlock cam 41 turns to the left side of angle bar plate 611, the pressure of the level board of diagonal angle iron plate 611 is eliminated, and Xiamen, right side interlock plate 61 just can move up under the effect of the first back-moving spring 62, and the Xiamen of solid insulation cabinet just can be opened; 5) after the Xiamen of solid insulation cabinet is opened, Xiamen is eliminated the locking action of the jam plate 34 of interlock plate 71 bottom, Xiamen, left side, the sliding bar 711 on interlock plate 71 top, Xiamen, left side moves up under the effect of the second back-moving spring 72, withstand jam plate 34, jam plate 34 is moved up, the draw-in groove of projection on three station module operation hole baffle plates 2 of jam plate 34 is combined, and handle hole baffle plate 2 can not be moved, thus cannot operate three-station.By above-mentioned setting, the anti-interlocking device of solid insulation cabinet five of the present utility model perfect in shape and function, fail safe obtains enhancing, can improve security performance and the reliability of solid insulation cabinet.
Above embodiment is the explanation to embodiment of the present utility model; but not to restriction of the present utility model; person skilled in the relevant technique is not when departing from spirit and scope of the present utility model; can also make various conversion and change and obtain corresponding equivalent technical scheme, therefore all equivalent technical schemes all should be included into scope of patent protection of the present utility model.
Claims (6)
1. the anti-interlocking device of solid insulation cabinet five, is characterized in that: it comprises three station module operation plates, handle hole baffle plate, the first interlocking device for interlocking between handle hole baffle plate and breaker main shaft, the second interlocking device for interlocking between handle hole baffle plate and breaker closing switch, the tri-interlocking device for interlocking between the isolated operation axle of three station modules and ground connection operating axis, the 4th interlocking device and 5-linked latch mechanism for interlocking between three station modules and solid insulation cabinet Xiamen.
2. the anti-interlocking device of solid insulation cabinet five according to claim 1, it is characterized in that: the first described interlocking device comprises connecting lever, connecting rod, turn plate and jam plate, connecting lever is fixedly connected with breaker main shaft, the left end of connecting rod is flexibly connected with connecting lever, the right-hand member of connecting rod is flexibly connected with the left end turning plate, the middle part of turning plate is provided with through hole, turn plate to be flexibly connected by the rear buck plate of bearing pin with three station modules, the right-hand member turning plate is connected to the middle part of jam plate, the right-hand member upper surface of jam plate is provided with projection, handle hole baffle plate is provided with the draw-in groove corresponding with this projection, three station module operation plate upper and lowers are respectively equipped with guide pillar, handle hole baffle plate upper and lower is respectively equipped with elongated hole, handle hole baffle plate can horizontally slip relative to three station module operation plates.
3. the anti-interlocking device of solid insulation cabinet five according to claim 1, it is characterized in that: the second described interlocking device comprises interlock cam, connecting rod and swing arm, interlock cam is connected on the isolated operation axle of three station modules, interlock cam face is provided with link joint feature, connecting rod left end be connected on link joint feature, the right-hand member of connecting rod is connected to the lower end of swing arm, swing arm is flexibly connected with buck plate before breaker module with its middle and upper part, swing arm is arranged on the lower right of breaker closing axle, breaker closing axle is provided with pivoted arm, three station modules be in isolation or ground state under breaker closing time, swing arm is spacing to pivoted arm.
4. the anti-interlocking device of solid insulation cabinet five according to claim 1, it is characterized in that: described tri-interlocking device comprises isolated operation axle, isolated operation shaft gear, ground connection operating axis gear and auxiliary earth switching manipulation axle, isolated operation shaft gear and ground connection operating axis gears meshing, ground connection operating axis gear and auxiliary earth switching manipulation axle are rotatably assorted, ground connection operating axis gear is half gear of 180 ° of central angles, ground connection operation gear is provided with operating grip draw-in groove, isolated operation axle is provided with operating grip draw-in groove, auxiliary earth operating axis is also provided with operating grip draw-in groove, three station module operation plates are provided with the isolated operation hole corresponding with the operating grip draw-in groove on isolated operation axle, the ground connection handle hole corresponding with the operating grip draw-in groove on ground connection operating axis gear and auxiliary earth switching manipulation axle, be circular hole in the middle of isolated operation hole and ground connection handle hole, upper and lower two ends are provided with the looping pit of certain radian, looping pit and circular hole through.
5. the anti-interlocking device of solid insulation cabinet five according to claim 1, it is characterized in that: the 4th described interlocking device comprises right side Xiamen interlock plate and the first back-moving spring, the lower end of handle hole baffle plate is provided with horizontal connecting plate, Xiamen, right side interlock plate comprises the angle bar plate on top and the pin rod of bottom, the level board of angle bar plate is arranged on the top of connecting plate, the riser of angle bar plate passes from the through hole connecting plate, pin rod is fixedly connected on the bottom of the riser of angle bar plate, level board is connected with the lower end of the first back-moving spring, the upper end of the first back-moving spring is fixedly connected with three station module operation plates, level board is arranged on the below of the cam of the second interlocking device, the lower end of pin rod is corresponding with the lockhole of the Xiamen of solid insulation cabinet, when three station modules are in isolation or "on" position, cam pressing level board, the lockhole that pin rod stretches into Xiamen is interior to lower door locked.
6. the anti-interlocking device of solid insulation cabinet five according to claim 5, it is characterized in that: described 5-linked latch mechanism comprises left side Xiamen interlock plate and the second back-moving spring, Xiamen, left side interlock plate comprises the sliding bar on top and the interlock plate of bottom, sliding bar passes from connecting plate, the upper end of sliding bar extends to jam plate, sliding bar top is connected with the lower end of the second back-moving spring, the upper end of the second back-moving spring is fixed on three station module operation plates, interlock plate comprises level board and montant, montant is connected to the side of level board, to the limiting lock locking member of sliding bar when interlock plate is the lower door closure state of solid insulation cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520526134.7U CN204905139U (en) | 2015-07-20 | 2015-07-20 | Solid insulated cabinets no. 5 prevents interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520526134.7U CN204905139U (en) | 2015-07-20 | 2015-07-20 | Solid insulated cabinets no. 5 prevents interlocking device |
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| Publication Number | Publication Date |
|---|---|
| CN204905139U true CN204905139U (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520526134.7U Active CN204905139U (en) | 2015-07-20 | 2015-07-20 | Solid insulated cabinets no. 5 prevents interlocking device |
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| CN (1) | CN204905139U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108335929A (en) * | 2017-12-28 | 2018-07-27 | 北京双杰电气股份有限公司 | A kind of five anti-interlockings |
| CN112017879A (en) * | 2020-07-10 | 2020-12-01 | 徐志伟 | High-voltage board keeps apart three station operating means of ground connection |
-
2015
- 2015-07-20 CN CN201520526134.7U patent/CN204905139U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108335929A (en) * | 2017-12-28 | 2018-07-27 | 北京双杰电气股份有限公司 | A kind of five anti-interlockings |
| CN112017879A (en) * | 2020-07-10 | 2020-12-01 | 徐志伟 | High-voltage board keeps apart three station operating means of ground connection |
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