CN101807485B - Tipping gear used for flip horizontal type isolating switch - Google Patents

Tipping gear used for flip horizontal type isolating switch Download PDF

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Publication number
CN101807485B
CN101807485B CN2010101635865A CN201010163586A CN101807485B CN 101807485 B CN101807485 B CN 101807485B CN 2010101635865 A CN2010101635865 A CN 2010101635865A CN 201010163586 A CN201010163586 A CN 201010163586A CN 101807485 B CN101807485 B CN 101807485B
Authority
CN
China
Prior art keywords
transmission case
isolating switch
main switch
contact tube
pin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010101635865A
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Chinese (zh)
Other versions
CN101807485A (en
Inventor
李朝晖
李善成
卢立富
李国玉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANDONG TAIKAI DISCONNECTING SWITCH CO Ltd
Original Assignee
SHANDONG TAIKAI DISCONNECTING SWITCH CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHANDONG TAIKAI DISCONNECTING SWITCH CO Ltd filed Critical SHANDONG TAIKAI DISCONNECTING SWITCH CO Ltd
Priority to CN2010101635865A priority Critical patent/CN101807485B/en
Publication of CN101807485A publication Critical patent/CN101807485A/en
Application granted granted Critical
Publication of CN101807485B publication Critical patent/CN101807485B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses a tipping gear used for a flip horizontal type isolating switch, which is arranged at the middle position of the main switch blade contact tube of the triple plunger double-break flip horizontal type isolating switch; the main switch blade contact tube is fixed on a transmission case by a pipe casing; the lower end of the main switch blade contact tube is fixed with a rotating insulator by a rotating flange and rotates along the rotating insulator. The tipping gear can realize the horizontal plane rotation and vertical plane tipping of the isolating switch, and thereby, the operational motion of the isolation switch can be stable and reliable, and the impact force on a moving contact and a fixed contact is small when in switching in so that the service life of the isolating switch is prolonged. The tipping gear has the characteristics of simple structure, convenient operation, flexible tipping, safety and durability.

Description

A kind of turning device that is used for the horizontally turning type isolating switch
Technical field
The present invention relates to a kind of turning device of isolating switch, the horizontal saliva of a kind of specifically three post double break mouths is put down the used main switch cutter turning device of convertible isolating switch.
Background technology
High-voltage alternating current isolating switch is one of capital equipment in the high-tension power transmission and transformation equipment, is maximum a kind of of expense, normally 2~4 of circuit breaker times, so in electric power system, occupy an important position.Because use amount is big, functional reliability is required than higher, all bigger to the influence of design, foundation and the safe operation of electric substation, power plant.The flat convertible outdoor three-phase high-voltage AC isolation switch of the present horizontal saliva of three post double break mouths exists the deficiency in the design, and dynamic and static contact impacts greatly when closing a floodgate, and action stability is poor, and useful life is short, brings difficulty to operation.
Summary of the invention
For solving the problems referred to above that exist in the existing isolator operation, the invention provides a kind of turning device that is used for the horizontally turning type isolating switch, its technical scheme of taking is:
This turning device comprises upset pin, pipe box, transmission case, rotary flange axle, is socketed in the axle sleeve on the rotary flange axle and is located at pin, spring, interstage sleeve, bar and the connecting lever in the transmission case; Axle sleeve is fixed at the bottom of the case of transmission case, and the upper end of rotary flange axle is passed at the bottom of the case of transmission case and is located at the end in the transmission case, and pin is fixed on the other end in the transmission case; Spring and interstage sleeve are socketed on the bar; One end of bar interts in the hole on pin, and its other end and connecting lever are hinged, and the other end of connecting lever is fixed on the rotary flange axle; Spring Card is connected between pin and the interstage sleeve; The rotating insulated son of the lower end of rotary flange axle and isolating switch is fixed, and pipe box socket main switch cutter contact tube also is fixedly connected with the transmission case that is located at main switch cutter contact tube below, and main switch cutter contact tube radially has circular hole on the centre position; Have and corresponding horizontal slotted hole I in circular hole position and slotted hole II on the case top of transmission case and the connecting lever, the upper and lower side that passes the upset pin of slotted hole I interts respectively in circular hole and slotted hole II.
Transmission case and be positioned at main switch cutter contact tube directly over the transmission case partly through the cover sealing.
Turning device of the present invention be the slotted hole that adopts transmission case case top upper plate with the slotted hole of connecting lever between combine, making the upset pin can in perpendicular, do flip-flop movement, the upset pin interts in the inside of main switch cutter contact tube, so the main switch cutter is sold with upset and overturn.Control the activity that upset is sold through the cooperation of interior connecting lever and bar, spring plays the effect of restriction connecting lever initial position, and then the rotation and the upset of the leading fulgurite of control.Horizontally rotating the stage of making process, transmission case rotates with rotating insulated son with main switch cutter contact tube, when the movable contact plate is squeezed into the fixed contact fingertip; Horizontally rotate motion and stop, this moment, transmission case and main switch cutter contact tube no longer rotated, and the moving connecting lever of rotating insulated subband continues rotation; And then drive upset pin vertical oscillation; Main switch cutter contact tube can be made flip-flop movement under the constraint of aluminium matter pipe box, the movable contact plate at contact tube two ends is also done flip-flop movement, puts in place up to combined floodgate.
Through this turning device; Can realize the horizontal plane rotation and the vertical plane upset of isolating switch; Can make the operational motion of isolating switch steadily reliable, dynamic and static contact impulsive force is little when closing a floodgate; Prolonged the useful life of isolating switch, and that the present invention has is simple in structure, easy to operate, the characteristics of ensuring smooth transmission, safety durable.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the annexation sketch map of connecting lever, bar and spring in the transmission case of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is done and to further describe:
As shown in Figure 1; This turning device mainly comprises upset pin 3, axle sleeve 12, rotary flange axle 11, cover 13, transmission case 5 and is located at pin 6, spring 7, interstage sleeve 8, bar 9 and the connecting lever 10 in the transmission case 5; This turning device is installed on the centre position of the main switch cutter contact tube 2 of the flat convertible isolating switch of the horizontal saliva of three post double break mouths; The cover 13 with transmission case 5 and directly over main switch cutter contact tube 2 parts fence up, effectively reduced external environment to the isolating switch influence in useful life.Transmission case 5, connecting lever 10 and upset pin 3 are stainless steel, and intensity is high, and Corrosion Protection is good.
Axle sleeve 12 is socketed on the rotary flange axle 11; Composite shaft sleeve is housed between them; Therefore rotary flange axle 11 can rotate simultaneously also and can rotate separately with axle sleeve 12; Axle sleeve 12 is fixed at the bottom of the case of transmission case 5, and the upper end of rotary flange axle 11 is passed at the bottom of the case of transmission case 5 and is positioned at an end of transmission case 5, and its lower end is fixedly connected the rotating insulated son of isolating switch.Pin 6 passes through the other end of screw in transmission case 5 at two ends up and down; Spring 7 is socketed on the bar 9 with interstage sleeve 8; One end of bar 9 interts in the hole on pin 6; Its other end and connecting lever 10 are hinged, and the other end of connecting lever 10 is fixed on the rotary flange axle 11, and spring 7 is connected between pin 6 and the interstage sleeve 8.Pipe box 4 socket main switch cutter contact tubes 2 also are fixedly connected with the transmission case 5 that is located at main switch cutter contact tube 2 belows, so main switch cutter contact tube 2 can rotate with transmission case 5 simultaneously, and main switch cutter contact tube 2 also can overturn separately.On main switch cutter contact tube 2 centre positions, radially have circular hole 14; Have and corresponding horizontal slotted hole I in circular hole 14 positions and slotted hole II15 on the case top of transmission case 5 and the connecting lever 10, the upper and lower side that passes the upset pin 3 of slotted hole I interts respectively in circular hole 14 and slotted hole II15.
Horizontally rotating the stage of making process; The moving rotary flange axle 11 of rotating insulated subband rotates; Axle sleeve 12 rotates together simultaneously; And then drive transmission case 5 and do rotatablely moving in the horizontal plane with main switch cutter contact tube 2 with rotating insulated son, this moment, connecting lever 10, upset pin 3 and transmission case 5 were in relative static conditions under the effect of the pre-compression force of spring 7.When squeezing into the fixed contact fingertip with main switch cutter contact tube 2 fixing movable contact plates 1, horizontally rotate motion and stoped by the locating part of fixed contact, axle sleeve 12, transmission case 5 and main switch cutter contact tube 2 no longer rotate at this moment; And rotating insulated son is also continuing rotation, and driven rotary flange shaft 11 is rotated further simultaneously, and then rotary flange axle 11 drives connecting lever 10 rotations; Connecting lever 10 rotations can be compressed spring and drive the upset pin 3 that is embedded in its slotted hole 15 and carry out the swing in the perpendicular, because the other end of upset pin 3 inserts in the circular hole 14 of main switch cutter contact tube 2, because the vertical oscillation of pin; Main switch cutter contact tube 2 can be made flip-flop movement under the constraint of aluminium matter pipe box 4; Make the movable contact plate 1 at main switch cutter contact tube 2 two ends also do flip-flop movement, up to reaching fully vertically, and the extruding fingertip forms stable clamping force; Combined floodgate puts in place, and flip-flop movement finishes.
Separating brake process and making process are opposite, and 10 rotations of the connecting lever in the transmission case 5 before this drive 3 swings of upset pin, 2 upsets of main switch cutter contact tube, and transmission case 5 rotates together with main switch cutter contact tube 2 and puts in place until separating brake then.

Claims (2)

1. turning device that is used for the horizontally turning type isolating switch; Comprise upset pin (3), pipe box (4), transmission case (5), rotary flange axle (11), be socketed in the axle sleeve (12) on the rotary flange axle (11) and be located at pin (6), spring (7), interstage sleeve (8), bar (9) and the connecting lever (10) in the transmission case (5); It is characterized in that: axle sleeve (12) is fixed at the bottom of the case of transmission case (5); The upper end of rotary flange axle (11) is passed at the bottom of the case of transmission case (5) and is located at the end in the transmission case (5); Pin (6) is fixed on the other end in the transmission case (5); Spring (7) and interstage sleeve (8) are socketed on the bar (9); One end of bar (9) interts in the hole on pin (6), and its other end and connecting lever (10) are hinged, and the other end of connecting lever (10) is fixed on the rotary flange axle (11); Spring (7) is connected between pin (6) and the interstage sleeve (8); The lower end of rotary flange axle (11) and the rotating insulated son of isolating switch are fixed, and the main switch cutter contact tube (2) of pipe box (4) socket isolating switch also is fixedly connected with the said transmission case (5) that is located at main switch cutter contact tube (2) below, and main switch cutter contact tube (2) radially has circular hole (14) on the centre position; Have on the case top of transmission case (5) and the connecting lever (10) and corresponding horizontal slotted hole I in circular hole (14) position and horizontal slotted hole II (15), the upper and lower side that passes the said upset pin (3) of slotted hole I interts respectively in circular hole (14) and slotted hole II (15).
2. a kind of turning device that is used for the horizontally turning type isolating switch according to claim 1 is characterized in that: be positioned at part directly over the transmission case (5) on transmission case (5) and the main switch cutter contact tube (2) through cover (13) sealing.
CN2010101635865A 2010-04-28 2010-04-28 Tipping gear used for flip horizontal type isolating switch Expired - Fee Related CN101807485B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010101635865A CN101807485B (en) 2010-04-28 2010-04-28 Tipping gear used for flip horizontal type isolating switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010101635865A CN101807485B (en) 2010-04-28 2010-04-28 Tipping gear used for flip horizontal type isolating switch

Publications (2)

Publication Number Publication Date
CN101807485A CN101807485A (en) 2010-08-18
CN101807485B true CN101807485B (en) 2012-09-05

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Application Number Title Priority Date Filing Date
CN2010101635865A Expired - Fee Related CN101807485B (en) 2010-04-28 2010-04-28 Tipping gear used for flip horizontal type isolating switch

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110729148A (en) * 2019-09-20 2020-01-24 李中毅 Distribution network automation control device for power grid dispatching
CN112536536B (en) * 2020-12-14 2021-09-07 河南职业技术学院 Automatic outage structure and electric automatization laser cutting machine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201387836Y (en) * 2009-04-16 2010-01-20 山东泰开隔离开关有限公司 Three-column flip horizontal outdoor three-phase high-voltage AC isolating switch
CN201655645U (en) * 2010-04-28 2010-11-24 山东泰开隔离开关有限公司 Turnover device used for horizontal turnover type isolation switch

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201387836Y (en) * 2009-04-16 2010-01-20 山东泰开隔离开关有限公司 Three-column flip horizontal outdoor three-phase high-voltage AC isolating switch
CN201655645U (en) * 2010-04-28 2010-11-24 山东泰开隔离开关有限公司 Turnover device used for horizontal turnover type isolation switch

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Granted publication date: 20120905

Termination date: 20150428

EXPY Termination of patent right or utility model