CN204088172U - A kind of vacuum load switch for household - Google Patents
A kind of vacuum load switch for household Download PDFInfo
- Publication number
- CN204088172U CN204088172U CN201420406232.2U CN201420406232U CN204088172U CN 204088172 U CN204088172 U CN 204088172U CN 201420406232 U CN201420406232 U CN 201420406232U CN 204088172 U CN204088172 U CN 204088172U
- Authority
- CN
- China
- Prior art keywords
- insulating support
- main shaft
- underframe
- shaft
- isolation
- 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
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model discloses a kind of vacuum load switch for household, comprise underframe, insulating support, the top of underframe is connected with insulator cap; Insulator cap is connected with upper contact head seat; Insulating support is connected on underframe; Insulating support is provided with current limiting fuse, vacuum interrupter, conductive tube; Vacuum interrupter is connected with insulated tension pole; Underframe is connected with quadric chain, main shaft, grounding shaft, isolation connecting lever, main shaft is connected with cam, the first connecting rod of quadric chain is connected with cam; Main shaft is connected with rebound, and its one end is connected with the double leval jib of quadric chain; One end of isolation connecting lever is connected with main shaft, and the other end is connected with the bottom of conductive tube; Grounding shaft is connected with connecting plate; The upper end of connecting plate is connected with rebound; Insulating support is connected with rotor plate; One end of rotor plate is connected with insulated tension pole, and the other end is connected with connecting plate.The utility model has miniaturization, and electric life is long, transfer current is large, insulate high feature.
Description
Technical field
The utility model relates to high voltage electric equipment device arts, refers more particularly to a kind of vacuum load switch for household.
Background technology
Along with urban and rural power grids sharp increase, the raising of state's electricity reliability requirement, increases sharply to the demand of on-load switch, and indoor high-voltage vacuum on-load switch is the power equipment that China's power transmission and transformation system, upgrading urban and rural power grids and many-sided infrastructure construction are badly in need of.
At present, vacuum load switch vacuum interrupter major part used adopts traditional assembly type pole, the insulation crust of vacuum interrupter exposes in atmosphere, exist by the dust in the external world, moisture contamination, this will ask the shell of vacuum interrupter to have enough length, the miniaturization of switch can not be realized, also affect the Performance And Reliability of vacuum interrupter.
Utility model content
The vacuum load switch for household that the purpose of this utility model is to overcome above-mentioned weak point of the prior art and provides a kind of structure simple, easy to operate, practical.
The utility model realizes in the following way:
A kind of vacuum load switch for household, it is characterized in that: comprise underframe 1, insulating support 2, the top of described underframe 1 is connected with insulator cap 3; Described insulator cap 3 is connected with upper contact head seat 4; Described insulating support 2 is connected on underframe 1, and is positioned at the below of insulator cap 3; Described insulating support 2 is provided with current limiting fuse 5, vacuum interrupter 6, conductive tube 7 from left to right successively; Described vacuum interrupter 6 is connected with insulated tension pole 8; Described conductive tube 7 is positioned at immediately below upper contact head seat 4;
Described underframe 1 is connected with quadric chain 9, main shaft 10, grounding shaft 11, isolation connecting lever 14, described main shaft 10 is connected with cam 12, and the first connecting rod 91 of described quadric chain 9 is connected by bearing pin with cam 12; Described main shaft 10 is connected with rebound 13; One end of described rebound 13 is connected with the double leval jib 94 of quadric chain 9; One end of described isolation connecting lever 14 is connected with main shaft 10, and the other end is connected with the bottom of conductive tube 7; Described isolation connecting lever 14 is provided with isolation dead slot 141; The bearing pin that described cam 12 is connected with first connecting rod 91 is positioned at isolation dead slot 141; Described grounding shaft 11 is positioned at the below of main shaft 10; Described grounding shaft 11 is connected with earthed crank arm 15; Described grounding shaft 11 is connected with connecting plate 16; The upper end of described connecting plate 16 is connected with rebound 13 by transition axis 17;
Described insulating support 2 is connected with rotor plate 18; Described rotor plate 18 is positioned at the below of insulated tension pole 8; One end of described rotor plate 18 is connected with insulated tension pole 8, and the other end is connected with connecting plate 16 by connecting rod 19; The bottom of described insulating support 2 is connected with earthing 20;
Described insulating support 2 is connected with dropout pull bar 21, trip shaft 22, release lever 23; Described dropout pull bar 21 is connected with the dropout flap 24 be connected on insulating support 2; Described release lever 23 one end is connected with dropout flap 24, and the other end is connected with the dropout connecting plate 25 be fixed in trip shaft 22.
The beneficial effects of the utility model are: vacuum interrupter adopts APG technique sealing, become the pole of high reliability, not only can prevent the shock of outer bound pair arc control device and infringement that is filthy and condensation, and realize the miniaturization of vacuum load switch, electric life is long, transfer current is large, insulation level is high, advantage simple to operate; Mix current limiting fuse, become combined electrical apparatus, can to cut-off short circuit current and be used as short-circuit protection, fail safe is high.
Accompanying drawing explanation
Fig. 1 the utility model structural representation.
Embodiment
Now by reference to the accompanying drawings, the utility model embodiment is described in detail in detail:
As shown in Figure 1, a kind of vacuum load switch for household, comprises underframe 1, insulating support 2, and the top of underframe 1 is connected with insulator cap 3; Insulator cap 3 is connected with upper contact head seat 4; Insulating support 2 is connected on underframe 1, and is positioned at the below of insulator cap 3; Insulating support 2 is provided with current limiting fuse 5, vacuum interrupter 6, conductive tube 7 from left to right successively; Vacuum interrupter 6 is connected with insulated tension pole 8; Conductive tube 7 is positioned at immediately below upper contact head seat 4; Vacuum interrupter 6 adopts APG technique sealing; Underframe 1 is connected with quadric chain 9, main shaft 10, grounding shaft 11, isolation connecting lever 14, main shaft 10 is connected with cam 12, the first connecting rod 91 of quadric chain 9 is connected by bearing pin with cam 12; Main shaft 10 is connected with rebound 13; One end of rebound 13 is connected with the double leval jib 94 of quadric chain 9; One end of isolation connecting lever 14 is connected with main shaft 10, and the other end is connected with the bottom of conductive tube 7; Isolation connecting lever 14 is provided with isolation dead slot 141; The bearing pin that cam 12 is connected with first connecting rod 91 is positioned at isolation dead slot 141; Grounding shaft 11 is positioned at the below of main shaft 10; Grounding shaft 11 is connected with earthed crank arm 15; Grounding shaft 11 is connected with connecting plate 16; The upper end of connecting plate 16 is connected with rebound 13 by transition axis 17; Insulating support 2 is connected with rotor plate 18; Rotor plate 18 is positioned at the below of insulated tension pole 8; One end of rotor plate 18 is connected with insulated tension pole 8, and the other end is connected with connecting plate 16 by connecting rod 19; The bottom of insulating support 2 is connected with earthing 20; Insulating support 2 is connected with dropout pull bar 21, trip shaft 22, release lever 23; Dropout pull bar 21 is connected with the dropout flap 24 be connected on insulating support 2; Release lever 23 one end is connected with dropout flap 24, and the other end is connected with the dropout connecting plate 25 be fixed in trip shaft 22.
The utility model adopts reliable mechanical interlocking to ensure the operating sequence of main shaft 10 and grounding shaft 11, does not allow its misoperation; Quadric chain 9 is fixed in underframe 1, and quadric chain 9 has the time difference under the condition of air distance ensureing safety, and have the conjunction of the operation conductive tube 7 of sequencing to divide, the conjunction of vacuum interrupter 6 divides.
During combined floodgate, motor-operating mechanism or operating grip drive main shaft 10 to turn clockwise, switching-in spring starts energy storage, isolation connecting lever 14 there is isolation dead slot 141, so main shaft 10 rotates do not drive conductive tube 7 action at once, when rotating to certain angle, isolation connecting lever 14 drives conductive tube 7 upwards to operate, isolating switch closes, and main shaft 10 continues to rotate, when switching-in spring energy storage is complete, cam 12 on main shaft 10, thus driving grounding shaft 11 to rotate, the switching-in spring fault offset stored, realizes vacuum interrupter and closes a floodgate.During separating brake, pull bar 21 separating brake of can threading off, also can manual brake separating, also can realize separating brake during current limiting fuse 5 action by dropout pull bar 21.
Claims (1)
1. a vacuum load switch for household, is characterized in that: comprise underframe (1), insulating support (2), and the top of described underframe (1) is connected with insulator cap (3); Described insulator cap (3) is connected with upper contact head seat (4); Described insulating support (2) is connected on underframe (1), and is positioned at the below of insulator cap (3); Described insulating support (2) is provided with current limiting fuse (5), vacuum interrupter (6), conductive tube (7) from left to right successively; Described vacuum interrupter (6) is connected with insulated tension pole (8); Described conductive tube (7) is positioned at immediately below upper contact head seat (4);
Described underframe (1) is connected with quadric chain (9), main shaft (10), grounding shaft (11), isolation connecting lever (14), described main shaft (10) is connected with cam (12), the first connecting rod (91) of described quadric chain (9) is connected by bearing pin with cam (12); Described main shaft (10) is connected with rebound (13); One end of described rebound (13) is connected with the double leval jib (94) of quadric chain (9); One end of described isolation connecting lever (14) is connected with main shaft (10), and the other end is connected with the bottom of conductive tube (7); Described isolation connecting lever (14) is provided with isolation dead slot (141); The bearing pin that described cam (12) is connected with first connecting rod (91) is positioned at isolation dead slot (141); Described grounding shaft (11) is positioned at the below of main shaft (10); Described grounding shaft (11) is connected with earthed crank arm (15); Described grounding shaft (11) is connected with connecting plate (16); The upper end of described connecting plate (16) is connected with rebound (13) by transition axis (17);
Described insulating support (2) is connected with rotor plate (18); Described rotor plate (18) is positioned at the below of insulated tension pole (8); One end of described rotor plate (18) is connected with insulated tension pole (8), and the other end is connected with connecting plate (16) by connecting rod (19); The bottom of described insulating support (2) is connected with earthing (20);
Described insulating support (2) is connected with dropout pull bar (21), trip shaft (22), release lever (23); Described dropout pull bar (21) is connected with the dropout flap (24) be connected on insulating support (2); Described release lever (23) one end is connected with dropout flap (24), and the other end is connected with the dropout connecting plate (25) be fixed in trip shaft (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420406232.2U CN204088172U (en) | 2014-07-23 | 2014-07-23 | A kind of vacuum load switch for household |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420406232.2U CN204088172U (en) | 2014-07-23 | 2014-07-23 | A kind of vacuum load switch for household |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204088172U true CN204088172U (en) | 2015-01-07 |
Family
ID=52180854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420406232.2U Expired - Fee Related CN204088172U (en) | 2014-07-23 | 2014-07-23 | A kind of vacuum load switch for household |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204088172U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104993742A (en) * | 2015-06-29 | 2015-10-21 | 内蒙古包钢钢联股份有限公司 | Starting device for high-voltage motor, and control system |
| CN106169712A (en) * | 2016-09-29 | 2016-11-30 | 协成科技股份有限公司 | Vertical flush mounting type high voltage load switch fuse combined electric apparatus |
-
2014
- 2014-07-23 CN CN201420406232.2U patent/CN204088172U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104993742A (en) * | 2015-06-29 | 2015-10-21 | 内蒙古包钢钢联股份有限公司 | Starting device for high-voltage motor, and control system |
| CN106169712A (en) * | 2016-09-29 | 2016-11-30 | 协成科技股份有限公司 | Vertical flush mounting type high voltage load switch fuse combined electric apparatus |
| CN106169712B (en) * | 2016-09-29 | 2019-01-11 | 协成科技股份有限公司 | Vertical flush mounting type high voltage load switch-fuse combined electric apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20200723 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |