CN101764374B - Solid insulation fully closed combined electrical apparatus - Google Patents
Solid insulation fully closed combined electrical apparatus Download PDFInfo
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- CN101764374B CN101764374B CN 200910244327 CN200910244327A CN101764374B CN 101764374 B CN101764374 B CN 101764374B CN 200910244327 CN200910244327 CN 200910244327 CN 200910244327 A CN200910244327 A CN 200910244327A CN 101764374 B CN101764374 B CN 101764374B
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- interrupter
- spring mechanism
- fully closed
- connecting rod
- electrical apparatus
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Abstract
The invention relates to a solid insulation fully closed combined electrical apparatus, comprising a main switch, an isolating switch, a bus, an isolating mechanism, a V-shaped spring mechanism and a fuse protector, the isolating mechanism is connected with the fuse protector by a conducting rod, wherein, a pressing plate is arranged on the side plate of the isolating mechanism, one end of the pressing plate is contacted with one end of a poking plate, the other end of the pressing plate is hung above the striker of the fuse protector, the other end of the poking plate is matched with one end of the descending switch of the V-shaped spring mechanism, one end of a crank arm is arranged on the driving shaft of the V-shaped spring mechanism, the other end of the crank arm is connected with one end of the connecting rod, the other end of the connecting end is connected with one end of an interlocking plate, a fixing point on the interlocking plate is fixed on the isolating mechanism, the isolating mechanism operation hole of the isolating mechanism is covered by the interlocking plate after the other end of the interlocking plate is rotated around the fixing point thereof. The solid insulation fully closed combined electrical apparatus is a solid insulation fully closed combined electrical apparatus with protective measures, mis-operation of operating personnel is avoided, thereby protecting the safety of equipment and operating personnel to the maximum extent.
Description
Technical field
The invention belongs to rebuild traditional industry product in the field of new and high technology, relate to a kind of solid insulation fully closed combined electrical apparatus that is used in the high-tension distribution equipment.
Background technology
Solid insulation fully closed combined electrical apparatus is used for cut-offfing and closing the switchgear of zygonema road load.That combined electrical apparatus all should satisfy is reliable, work flexibly, also must consider economic condition simultaneously.At present, (volume is larger for the many defectives of gas insulated combined electrical equipment, install inconvenient, the wiring of fuse horizontal positioned is inconvenient, larger without oil-insulation technology clearance between open contacts, adopt gas-insulated to have the danger of gas leakage), present employed gas insulated combined electrical equipment interlock is complicated, unstable, the operation effort.
Summary of the invention
Goal of the invention of the present invention is: a kind of solid insulation fully closed combined electrical apparatus is provided, and it is little, safe and reliable that it has a volume, compact conformation; The advantages such as the probability of discharge electric leakage is little, visual.Increase the power network line connectivity scenario, satisfied the requirement of the various scheme combinations of client; Adopted totally-enclosed solid encapsulation high-pressure vacuum switch, its drive mechanism is simple, takes up room little, and the installation and adjustment maintenance is convenient in flexible movements; Solid insulation fully closed combined electrical apparatus has overcome the many defectives of gas insulated combined electrical equipment (volume is larger, and inconvenience is installed, and the wiring of fuse horizontal positioned is inconvenient, and is larger without oil-insulation technology clearance between open contacts, adopts gas-insulated to have the danger of gas leakage).
In order to realize goal of the invention of the present invention, a kind of solid insulation fully closed combined electrical apparatus of the present invention, it comprises: main switch, isolating switch, bus, interrupter, V-type spring mechanism and fuse, interrupter links to each other by conducting rod with fuse, wherein: on the side plate of fuse pressing plate is housed, one end of pressing plate and an end in contact of plectrum, the other end of pressing plate is suspended in the top of the striker of fuse, the other end of plectrum matches with an end of the downing switch of V-type spring mechanism, one end of connecting lever is housed on the driving shaft of V-type spring mechanism, the other end of connecting lever links to each other with an end of connecting rod, the other end of connecting rod links to each other with interlock plate one end, fixing point on the interlock plate is fixed on interrupter, after the interlock plate other end rotates around fixing point on it, cover the interrupter handle hole of interrupter, pressing board and indicator board also are housed on the interrupter, indicator board is fastened on the interrupter handle hole and around the interrupter handle hole and rotates, fixing point on the pressing board is fixed on the interrupter, one end of pressing board contacts with indicator board, the other end of pressing board covers V-type spring mechanism handle hole after rotating around fixing point on it;
Solid insulation fully closed combined electrical apparatus of the present invention, wherein: the other end of described connecting lever is equipped with the connecting lever pin, and this connecting lever pin slides in the connecting lever groove of an end of connecting rod;
Solid insulation fully closed combined electrical apparatus of the present invention, wherein: described interlock plate one end is equipped with interlocking latch, and this interlocking latch slides in the interlock slot of the other end of connecting rod;
Solid insulation fully closed combined electrical apparatus of the present invention, wherein: have at least a crank-guide way on the described connecting rod, the link pin that is fixed on the interrupter is housed in the crank-guide way, connecting rod slides at crank-guide way;
Solid insulation fully closed combined electrical apparatus of the present invention, wherein: described connecting rod has two crank-guide ways, and connecting rod slides at two crank-guide ways.
Solid insulation fully closed combined electrical apparatus of the present invention is compared with existing gas insulated combined electrical equipment; the solid insulation fully closed combined electrical apparatus that solid insulation fully closed combined electrical apparatus of the present invention is more environmental protection, safeguard measure is perfect; it can prevent that operating personnel from carrying out misoperation, farthest protected equipment and operating personnel's safety.
Description of drawings
Fig. 1 is the forward schematic diagram of solid insulation fully closed combined electrical apparatus of the present invention, for convenience's sake, removed, the most of part in main switch, isolating switch, bus, interrupter, V-type spring mechanism and the fuse;
Fig. 2 is the structural scheme of mechanism between interrupter and the V-type spring mechanism.
Among Fig. 1 and Fig. 2, label 1 is interrupter, and label 2 is link pin, label 3 is connecting rod, and label 4 is the V-type spring mechanism, and label 5 is driving shaft, label 6 is downing switch, and label 7 is plectrum, and label 8 is pressing plate, label 9 is side plate, label 10 is fuse, and label 11 is conducting rod, and label 12 is connecting lever, label 13 is the connecting lever groove, label 14 is crank-guide way, and label 15 is interlock plate, and label 16 is interlocking latch, label 17 is interlock slot, label 18 is indicator board, and label 19 is the interrupter handle hole, and label 20 is pressing board, label 21 is V-type spring mechanism handle hole, and label 22 is striker.
Embodiment
Among the present invention
As depicted in figs. 1 and 2, solid insulation fully closed combined electrical apparatus of the present invention comprises: main switch, isolating switch, bus, interrupter 1, V-type spring mechanism 4 and fuse 10, main switch wherein, isolating switch, bus, interrupter 1 is that No. 200710118436 patents of ZL are disclosed for the patent No., denomination of invention is " solid insulating fully enclosed looped network cabinet ", V-type spring mechanism 4 is that No. 200910241428.4 patents of ZL are disclosed for the patent No., denomination of invention is " V-type spring mechanism ", and fuse 10 is that No. 200920316475.6 patents of ZL are disclosed for the patent No., denomination of invention is " solid insulation fully closed combined electrical apparatus fuse ".For convenience's sake, foregoing is quoted no longer one by one, and relevant content applicant hereinafter corresponding place is indicated.
As depicted in figs. 1 and 2, solid insulation fully closed combined electrical apparatus of the present invention comprises: main switch, isolating switch, bus, interrupter 1, V-type spring mechanism 4 and fuse 10, interrupter 1 links to each other by conducting rod 11 (referring to the icon 6c in No. 200920316475.6 patents of ZL) with fuse 10, on the side plate 9 of fuse 10 (referring to the icon 2a in the ZL200920316475.6 patent) pressing plate 8 is housed, one end of pressing plate 8 and an end in contact of plectrum 7, the other end of pressing plate 8 is suspended in the top of the striker 22 (referring to the icon 3 in No. 200920316475.6 patents of ZL) of fuse 10, the other end of plectrum 7 matches with an end of the downing switch 6 (referring to the label 15 in No. 200910241428.4 patents of ZL) of V-type spring mechanism 4, one end of connecting lever 12 is housed on the driving shaft 5 of V-type spring mechanism 4 (referring to the label 19 in No. 200910241428.4 patents of ZL), the other end of connecting lever 12 is equipped with connecting lever pin 2, this connecting lever pin 2 is in the connecting lever groove 13 interior slips of an end of connecting rod 3, interlock plate 15 1 ends are equipped with interlocking latch 16, this interlocking latch 16 is in the interlock slot 17 interior slips of the other end of connecting rod 3, fixing point on the interlock plate 15 is fixed on interrupter 1, interlock plate 15 other ends around fixing point rotation on it after, cover the interrupter handle hole 19 (be hole that 14 power transmission shaft stretch out referring to No. 200710118436 patent labels of ZL) of interrupter 1.Connecting rod 3 has two crank-guide ways 14, and the link pin 2 that is fixed on the interrupter 1 is housed in the crank-guide way 14, and connecting rod 3 slides at two crank-guide ways 14.
Operation principle:
Transmission process: must be first operation isolation mechanism 1, make isolating switch get back to closing position from earthing position, then operate V-type mechanism and make main switch get back to closing position from open position.This moment, switch was in "on" position.
Power process:
1, under normal circumstances, must operate first V-type spring mechanism 4, make main switch (referring to the main switch 3 of No. 200710118436 patents of ZL) be in open position, then operation isolation mechanism 1 is that isolating switch is in earthing position.This moment, switch was in off-position, can carry out line maintenance.
2, under the failure condition, fuse 10 blows, striker 22 in the fuse 10 is stirred the pressing plate 8 of V-type spring mechanism 4 by interlocking, the V-type spring mechanism is disconnected, be in open position, then driving shaft 5 drive connecting levers 12 and the connecting rod 3 of V-type spring mechanism 4 turn left, and the naturally end of interlock plate 15 turns right, open interrupter handle hole 19, again operation isolation mechanism 1 to make operation isolation mechanism be that switch is in earthing position.This moment, switch was in off-position, can carry out line maintenance.
Interlock must satisfy can not operate two operating mechanisms simultaneously; Prevent the misoperation fault of hot line job.
Position as shown in Figure 2,1, V-type spring mechanism 4 is in open position, interrupter 1 is in closing position, by operation isolation mechanism 1, make isolating switch be in earthing position, simultaneously indicator board 18 is to right rotation and jack-up pressing board 20, V-type mechanism operation hole 21 is blocked and can not operates; This moment, whole switch circuit breaking can overhaul.
2, maintenance is complete when sending electricity, by interrupter handle hole 19, makes isolated operation mechanism 1 switch be in closing position, and indicator board 18 is to anticlockwise simultaneously, and pressing board 20 moves down and exposes V-type spring mechanism handle hole 21.Then operating V-type spring mechanism 4 makes switch get back to closing position from separating brake, at this moment the driving shaft 5 of V-type spring mechanism 4 is to right rotation, it drives simultaneously connecting lever 12 and moves right, thereby connecting rod 3 is moved right, interlock plate 15 moves to left and blocks interrupter handle hole 18, and interrupter can not operate for 1 this moment.This moment, whole switch was in "on" position.Thereby realized interlock.
Above embodiment is explanation of the invention, is not that limited range of the present invention is referring to claim, in the situation that without prejudice to spirit of the present invention, the present invention can do any type of modification to the restriction of invention.
Claims (5)
1. solid insulation fully closed combined electrical apparatus, it comprises: main switch, isolating switch, bus, interrupter (1), V-type spring mechanism (4) and fuse (10), interrupter (1) links to each other by conducting rod (11) with fuse (10), it is characterized in that: on the side plate (9) of fuse (10) pressing plate (8) is housed, one end in contact of one end of pressing plate (8) and plectrum (7), the other end of pressing plate (8) is suspended in the top of the striker (22) of fuse (10), the other end of plectrum (7) matches with an end of the downing switch (6) of V-type spring mechanism (4), one end of connecting lever (12) is housed on the driving shaft (5) of V-type spring mechanism (4), the other end of connecting lever (12) links to each other with an end of connecting rod (3), the other end of connecting rod (3) links to each other with interlock plate (15) one ends, fixing point on the interlock plate (15) is fixed on interrupter (1), after interlock plate (15) other end rotates around fixing point on it, cover the interrupter handle hole (19) of interrupter (1), pressing board (20) and indicator board (18) are housed on the interrupter (1), indicator board (18) is fastened on interrupter handle hole (19) and upward and around interrupter handle hole (19) rotates, fixing point on the pressing board (20) is fixed on the interrupter (1), one end of pressing board (20) contacts with indicator board (18), after the other end of pressing board (20) rotates around fixing point on it, cover V-type spring mechanism handle hole (21), under normal circumstances, operate first V-type spring mechanism (4), make main switch be in open position, then operation isolation mechanism (1) makes isolating switch be in earthing position, this moment, isolating switch was in off-position, carried out line maintenance; Under failure condition, fuse (10) blows, striker (22) in the fuse (10) is stirred the pressing plate (8) of V-type spring mechanism (4) by interlocking, V-type spring mechanism (4) is disconnected, be in open position, then the driving shaft (5) of V-type spring mechanism (4) drive connecting lever (12) and connecting rod (3) turn left, naturally the end of interlock plate (15) turns right, open interrupter handle hole (19), operation isolation mechanism (1) makes operation isolation mechanism (1) isolating switch be in earthing position again, this moment, isolating switch was in off-position, carried out line maintenance.
2. solid insulation fully closed combined electrical apparatus according to claim 1, it is characterized in that: the other end of described connecting lever (12) is equipped with connecting lever pin (2), and this connecting lever pin (2) slides in the connecting lever groove (13) of an end of connecting rod (3).
3. solid insulation fully closed combined electrical apparatus according to claim 2, it is characterized in that: described interlock plate (15) one ends are equipped with interlocking latch (16), and this interlocking latch (16) slides in the interlock slot (17) of the other end of connecting rod (3).
4. solid insulation fully closed combined electrical apparatus according to claim 3, it is characterized in that: have at least a crank-guide way (14) on the described connecting rod (3), the link pin (2) that is fixed on the interrupter (1) is housed in the crank-guide way (14), and connecting rod (3) slides at crank-guide way (14).
5. solid insulation fully closed combined electrical apparatus according to claim 4, it is characterized in that: described connecting rod (3) has two crank-guide ways (14), and connecting rod (3) slides at two crank-guide ways (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910244327 CN101764374B (en) | 2009-12-29 | 2009-12-29 | Solid insulation fully closed combined electrical apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910244327 CN101764374B (en) | 2009-12-29 | 2009-12-29 | Solid insulation fully closed combined electrical apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN101764374A CN101764374A (en) | 2010-06-30 |
| CN101764374B true CN101764374B (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200910244327 Active CN101764374B (en) | 2009-12-29 | 2009-12-29 | Solid insulation fully closed combined electrical apparatus |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102761072A (en) * | 2012-07-27 | 2012-10-31 | 无锡市凯立电器有限公司 | Solid insulated load switch-fuse combined electric appliance cabinet |
| CN102780171B (en) * | 2012-07-30 | 2015-04-08 | 日升集团有限公司 | Small-sized vacuum ring main unit |
| CN103077838B (en) * | 2012-12-31 | 2015-01-07 | 北京双杰电气股份有限公司 | Spring operating and driving integrated mechanism |
| CN104734052A (en) * | 2014-07-22 | 2015-06-24 | 施周平 | Tool for facilitating mounting of cables in solid insulation cabinet |
| CN106207837B (en) * | 2015-04-30 | 2018-03-27 | 西门子公司 | Switch cubicle |
| CN105161336B (en) * | 2015-09-28 | 2017-08-29 | 上海广电电气(集团)股份有限公司 | The mechanical interlocking device powered for ring main unit dual power supply loading switch cabinet |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2218417Y (en) * | 1995-01-23 | 1996-01-24 | 宁波华通电器成套厂 | Ring-net fuse cabinet |
| CN2457766Y (en) * | 2001-01-11 | 2001-10-31 | 包懿 | Novel fixed high voltage switch cabinet |
-
2009
- 2009-12-29 CN CN 200910244327 patent/CN101764374B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2218417Y (en) * | 1995-01-23 | 1996-01-24 | 宁波华通电器成套厂 | Ring-net fuse cabinet |
| CN2457766Y (en) * | 2001-01-11 | 2001-10-31 | 包懿 | Novel fixed high voltage switch cabinet |
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| Publication number | Publication date |
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| CN101764374A (en) | 2010-06-30 |
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