CN205282426U - Control and protection switch - Google Patents
Control and protection switch Download PDFInfo
- Publication number
- CN205282426U CN205282426U CN201521145186.6U CN201521145186U CN205282426U CN 205282426 U CN205282426 U CN 205282426U CN 201521145186 U CN201521145186 U CN 201521145186U CN 205282426 U CN205282426 U CN 205282426U
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- CN
- China
- Prior art keywords
- connecting rod
- iron core
- frame
- operating mechanism
- tripping
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to a control and protection switch, including operating device, circuit breaker, release, contactor, the release is connected with operating device, and operating device and contactor are connected with the circuit breaker simultaneously, and the electromagnetic system on the circuit breaker is connected with operating device. The utility model discloses an operating device and contactor are connected with the movable contact headstock of circuit breaker simultaneously, and the circuit breaker can both accurate action realize that the branch is disconnected when the one of which moves, simple structure, and simple to operate, the branch is rapidly disconnected, long service life.
Description
Technical field
The utility model relates to a kind of control and protective switch.
Background technology
Control and protective switch product adopts the single product structure pattern of modularization, it is integrated with traditional isolating switch (fusible cut-out), contactor, overload (or overcurrent, disconnected phase) protect rly., trigger, the main function of shield retaining etc., it is mainly used in exchange 50Hz (60Hz), voltage rating is to 690V, rated current is from 0.8A to 630A, adjustable working electric current is connected in the power system of 0.8A to 630A, circuit under carrying and point disconnected normal condition (comprising the overload condition of regulation), and can connect, carry and circuit under dividing the non-normal condition (such as short circuit) of disconnected regulation, it it is isolating switch, contactor, thermo-relay, the best substitute products of the low-voltage apparatuses such as fusible cut-out.
The operating mechanism of existing control and protective switch is not connected with the electromagnetism system on isolating switch; and the electromagnetism system on isolating switch that isolating switch can not be made to divide fast is disconnected; the breaking arc of isolating switch is big; it is difficult to dissipate; affect the stability of sound contact, reduce the work-ing life of control and protective switch.
Summary of the invention
For above-mentioned reasons, the purpose of this utility model is that providing a kind of adopts modularization, the control and protective switch that operating mechanism and contactor are connected with isolating switch simultaneously.
For achieving the above object, the utility model adopts a kind of control and protective switch, comprise operating mechanism, isolating switch, electrical apparatus release, contactor, electrical apparatus release is connected with operating mechanism, operating mechanism and contactor are connected with isolating switch simultaneously, described operating mechanism comprises crosshead, knob, rotating shaft, retainer, four-bar mechanism, contact frame, card button, tripping, turn bar, gangbar, rotating shaft is set on crosshead, knob is connected to rotating shaft one end, the rotating shaft the other end and retainer are connected, by four-bar mechanism, frame is connected retainer with contacting, turn bar is hinged on crosshead, turn bar is formed dropout impact surface and tripping connecting rod, tripping connecting rod and tripping overlap joint, card is buckled and is withstood in tripping, card button is connected with four-bar mechanism, linkage board is hinged on crosshead, linkage board and turn bar are connected, isolating switch comprises case for circuit breaker, moving contact frame, dynamic contact, static contact, electromagnetism system, cease spark cover, the both sides that two static contacts are arranged in case for circuit breaker, moving contact frame is arranged between two static contacts upper and lower slippage, moving contact spring it is provided with below moving contact frame, the center of dynamic contact is connected in moving contact frame, dynamic contact connection is arranged on the downside of two static contacts, cease spark cover is arranged on outside the junction of dynamic contact and static contact, electromagnetism Operation system setting is above moving contact frame, moving contact frame upper end convexes to form two connected units respectively to both sides, frame is connected a connected unit with contacting, another connected unit is connected with contactor, electromagnetism system comprises coil and places iron core in coil, iron core upper end is provided with linkage piece, linkage piece and gangbar are connected, the lower end of iron core withstands on above moving contact frame, electrical apparatus release is connected with turn bar dropout impact surface.
The utility model is set to described four-bar mechanism further and comprises first connecting rod, second connecting rod, third connecting rod, U-shaped connecting rod, first connecting rod one end is connected with retainer, the other end is connected by the coupling end of spring with second connecting rod and third connecting rod, the other end of second connecting rod is connected with the bending portion, middle part of U-shaped connecting rod, frame connects the other end of third connecting rod with contacting, U-shaped connecting rod one end is connected on crosshead, and the other end and card link and connect.
The utility model is set to described contactor further and comprises contactless coil, dynamic iron core, static iron core, dynamic iron core frame, tumbler, dynamic iron core is set in slippage in contactless coil on the upside of contactless coil, static iron core is set on the downside of contactless coil, tumbler is hinged on below static iron core, dynamic iron core frame is arranged on dynamic iron core, dynamic iron core frame side extends the one end withstanding on tumbler downwards, contactor spring it is provided with below the tumbler of this end, the other end of tumbler forms isolating switch connection section, and isolating switch connection section is connected with the connected unit of isolating switch.
The utility model is set to described cease spark cover further and comprises multi-disc arc extinguishing grid pieces and arc extinguishing side plate, arc extinguishing grid pieces is arranged between arc extinguishing side plate obliquely, arc extinguishing grid pieces forms nock groove towards dynamic and static contact side, nock trench bottom forms a breach, and the breach of multi-disc arc extinguishing grid pieces is crisscross arranged.
The utility model is set to bend obliquely after described linkage piece is extended to side by iron core upper end further, described linkage board is hinged on crosshead obliquely, upper end and the turn bar of linkage board are connected, and the top of linkage piece withstands on the lower end inclined-plane of linkage board obliquely.
The utility model is set to described rotating shaft upper end further, and to form a lower surface be the linkage block on inclined-plane, and the crosshead of the lower end of linkage block is hinged with knob connecting rod, and knob connecting rod one end withstands on the inclined-plane under linkage block, and the other end is connected with tripping.
The utility model is set to described operating mechanism further and comprises testing button, and testing button is connected with one end of U-shaped connecting rod.
The utility model is set to described operating mechanism further and comprises operating mechanism shell, operating mechanism shell side forms opening, operating mechanism casing cover is outside crosshead, turn bar, linkage board with contact frame towards opening side, knob is arranged on operating mechanism shell upper end, forming test hole on operating mechanism shell, testing button is arranged in test hole.
The utility model is set to described tripping connecting rod further and turn bar split is arranged, and tripping connecting rod center hinge is connected on crosshead, and tripping connecting rod one end is connected with turn bar, and the other end is overlapped in tripping.
The utility model is set to be formed above described moving contact frame the iron core short-bore with iron core adaptation further.
The beneficial effects of the utility model are connected with the moving contact frame of isolating switch while of being operating mechanism and the contactor of control and protective switch, and when its action, isolating switch can accurately action realization point be disconnected, and structure is simple, easy for installation. Operating mechanism is connected with the moving contact frame of isolating switch by contact frame, the opening and closing of control isolating switch; Operating mechanism adopts turn bar to be connected with electrical apparatus release; turn bar is connected with linkage board; linkage board is connected with the electromagnetism system of isolating switch; turn bar by four-bar mechanism control contact frame action, by electrical apparatus release and electromagnetism system fed back through operating mechanism after is connected with isolating switch, it is achieved point breaking fast of isolating switch; improve the breaking speed of isolating switch; the electric arc produced when reducing point disconnected, makes the arc quenching effect of isolating switch better, extends the work-ing life of control and protective switch.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model specific embodiment.
Fig. 2 is the upward view of the utility model specific embodiment.
Fig. 3 is the A portion sectional view of Fig. 2.
Fig. 4 is the B portion sectional view of Fig. 2.
Fig. 5 is the schematic diagram of operating mechanism in the utility model specific embodiment.
Fig. 6 is the front view of operating mechanism in the utility model specific embodiment.
Fig. 7 is that in the utility model specific embodiment, operating mechanism removes the schematic diagram after shell.
Fig. 8 is that in the utility model specific embodiment, operating mechanism removes the rear view after shell.
Fig. 9 is that in the utility model specific embodiment, operating mechanism removes the schematic diagram after shell.
Figure 10 is that in the utility model specific embodiment, isolating switch removes the schematic diagram after the case for circuit breaker of side.
Figure 11 is that in the utility model specific embodiment, isolating switch removes the front view after the case for circuit breaker of side.
Figure 12 is the schematic diagram of cease spark cover in the utility model specific embodiment.
Figure 13 is the schematic diagram of contactor in the utility model specific embodiment.
Figure 14 is the side-view of contactor in the utility model specific embodiment.
Figure 15 is the sectional view in C portion in Figure 14.
Embodiment
As shown in Fig. 1-Figure 15, specific embodiment of the utility model is a kind of control and protective switch, comprise base 5, cover the housing 4 on base 5, the operating mechanism 1 being arranged in housing 4, electrical apparatus release 3, contactor 6 and the three groups of isolating switchs 2 being arranged in base, operating mechanism 1 comprises operating mechanism shell 14, crosshead 12, knob 131, rotating shaft 13, retainer 132, four-bar mechanism 11, contact frame 15, card buckles 16, tripping 17, turn bar 18, linkage board 19, testing button 141, rotating shaft 13 is set on crosshead 12, knob 131 is connected to rotating shaft 13 one end, rotating shaft 13 the other end forms shaft gear 133, on retainer 132, corresponding shaft gear 133 forms retainer gear 134, rotating shaft 13 is engaged each other by shaft gear 133 and retainer gear 134 and realizes being connected with retainer 132, contact frame 15 is hinged on crosshead 12, by four-bar mechanism 11, frame 15 is connected retainer 132 with contacting, turn bar 18 is hinged on crosshead 12, turn bar 18 is formed dropout impact surface 181 and tripping connecting rod 182, tripping connecting rod 182 is arranged with turn bar 18 split, tripping connecting rod 182 center hinge is connected on crosshead 12, tripping connecting rod 182 one end is connected with turn bar 18, the other end is overlapped in tripping 17, card button 16 withstands on below tripping 17, rotating shaft 13 upper end forms the linkage block 135 that a lower surface is inclined-plane, the crosshead 12 of linkage block 135 times ends is hinged with knob connecting rod 136, knob connecting rod 136 one end withstands on the inclined-plane under linkage block 135, knob connecting rod 136 the other end is connected with tripping 17, linkage board 19 is hinged on crosshead 12 obliquely, upper end and the turn bar 18 of linkage board 19 are connected, four-bar mechanism 11 comprises first connecting rod 111, second connecting rod 112, third connecting rod 113, U-shaped connecting rod 114, first connecting rod 111 one end is connected on retainer 132, the other end is connected with one end of second connecting rod 112 and third connecting rod 113 by spring, the other end of second connecting rod 112 is connected with the bending portion, middle part 1141 of U-shaped connecting rod 114, frame 15 connects the other end of third connecting rod 113 with contacting, U-shaped connecting rod 114 one end is hinged on crosshead 12, testing button 141 withstands on the top of this one end of U-shaped connecting rod 114, the other end of U-shaped connecting rod 114 is buckled 16 with card and is connected, operating mechanism shell 14 side forms opening, operating mechanism shell 14 covers outside crosshead 12, turn bar 18, linkage board 19 with contact frame 15 towards opening side, knob 131 is arranged on operating mechanism shell 14 upper end, operating mechanism shell 14 forms test hole, testing button 141 is arranged in test hole. isolating switch 2 comprises case for circuit breaker 26, moving contact frame 21, dynamic contact 22, static contact 23, electromagnetism system 24, cease spark cover 25, the both sides that two static contacts 23 are arranged in case for circuit breaker 26, moving contact frame 21 is arranged between two static contacts 23, moving contact frame 21 both sides form guiding bar 211, on the case for circuit breaker 26 of moving contact frame 21 both sides, corresponding guiding bar 211 forms adaptive guide rail, moving contact frame 21 is engaged in case for circuit breaker 26 slippage up and down by guiding bar 211 and guide rail, moving contact spring 27 it is provided with below moving contact frame 21, the center of dynamic contact 22 is connected in moving contact frame 21, dynamic contact 22 connection is arranged on the downside of two static contacts 23, cease spark cover 25 is arranged on outside the junction of dynamic contact 22 and static contact 23, cease spark cover 25 comprises multi-disc arc extinguishing grid pieces 251 and arc extinguishing side plate 252, arc extinguishing grid pieces 251 is arranged between arc extinguishing side plate 252 obliquely, arc extinguishing grid pieces 251 is towards dynamic, static contact (22, 23) side forms nock groove 253, a breach 254 is formed bottom nock groove 253, the breach 254 of multi-disc arc extinguishing grid pieces 251 is crisscross arranged, electromagnetism system 24 is arranged on the top of moving contact frame 21, both sides, moving contact frame 21 upper end convex to form two connected units 212 respectively, contact frame 15 is overlapped in the connected unit 212 of side, the iron core 242 that electromagnetism system 24 comprises coil 241 and is set in coil 241, coil 241 one end of electromagnetism system 24 is connected with static contact 23, iron core 242 upper end is provided with linkage piece 243, linkage piece 243 bends after extending to side by iron core 242 upper end obliquely, the top of linkage piece 243 withstands on the lower end inclined-plane of linkage board 19 obliquely, the iron core short-bore 213 with iron core 242 adaptation is formed above moving contact frame 21, iron core 242 times ends withstand in the iron core short-bore 213 of moving contact frame 21, electrical apparatus release 3 is arranged on dropout impact surface 181 side of corresponding turn bar 18 above isolating switch 2, the dropout iron core 31 of electrical apparatus release 3 withstands on dropout impact surface 181.Contactor 6 comprises contactless coil 61, dynamic iron core 62, static iron core 63, dynamic iron core frame 64, tumbler 65, dynamic iron core 62 and static iron core 63 are " E " font, dynamic iron core 62 center of " E " font is set in slippage in contactless coil 61 on the upside of contactless coil 61, dynamic iron core 62 both sides are outside contactless coil 61, static iron core 63 center of " E " font is set on the downside of contactless coil 61, both sides are outside contactless coil 61 and contact closed with dynamic iron core 62, static iron core 63 both sides are provided with the side plate 66 of extension downwards, tumbler 65 is hinged on side plate 66, side plate 66 times ends form elastic fastening hook 661 downwards, elastic fastening hook 661 is connected on base 5, dynamic iron core frame 64 is arranged on dynamic iron core 62, dynamic iron core frame 64 side extends the one end withstanding on tumbler 65 downwards, the other end of tumbler 65 forms isolating switch connection section 651, isolating switch connection section 651 is overlapped in the connected unit 212 of isolating switch 62, tumbler 65 is provided with contactor spring 67 below one end that dynamic iron core frame 64 withstands, the side, side that dynamic iron core frame 64 extends downwards forms guiding bar 641, guiding bar 641 is stuck on base 5, guide effect is played in the motion of dynamic iron core frame 64.
The utility model is not limited to above-mentioned specific embodiment, and other distortion meeting claim are all in protection domain of the present utility model.
Claims (10)
1. a control and protective switch, comprises operating mechanism, isolating switch, electrical apparatus release, contactor, electrical apparatus release is connected with operating mechanism, and operating mechanism and contactor are connected with isolating switch simultaneously, it is characterised in that: described operating mechanism comprises crosshead, knob, rotating shaft, retainer, four-bar mechanism, contact frame, card button, tripping, turn bar, gangbar, rotating shaft is set on crosshead, and knob is connected to rotating shaft one end, the rotating shaft the other end and retainer are connected, by four-bar mechanism, frame is connected retainer with contacting, and turn bar is hinged on crosshead, and turn bar is formed dropout impact surface and tripping connecting rod, tripping connecting rod and tripping overlap joint, card is buckled and is withstood in tripping, and card button is connected with four-bar mechanism, and linkage board is hinged on crosshead, linkage board and turn bar are connected, and isolating switch comprises case for circuit breaker, moving contact frame, dynamic contact, static contact, electromagnetism system, cease spark cover, the both sides that two static contacts are arranged in case for circuit breaker, moving contact frame is arranged between two static contacts upper and lower slippage, moving contact spring it is provided with below moving contact frame, the center of dynamic contact is connected in moving contact frame, dynamic contact connection is arranged on the downside of two static contacts, cease spark cover is arranged on outside the junction of dynamic contact and static contact, electromagnetism Operation system setting is above moving contact frame, moving contact frame upper end convexes to form two connected units respectively to both sides, frame is connected a connected unit with contacting, and another connected unit and contactor are connected, and electromagnetism system comprises coil and places iron core in coil, iron core upper end is provided with linkage piece, linkage piece and gangbar are connected, and the lower end of iron core withstands on above moving contact frame, and electrical apparatus release is connected with turn bar dropout impact surface.
2. control and protective switch according to claim 1; it is characterized in that: described four-bar mechanism comprises first connecting rod, second connecting rod, third connecting rod, U-shaped connecting rod; first connecting rod one end is connected with retainer; the other end is connected by the coupling end of spring with second connecting rod and third connecting rod; the other end of second connecting rod is connected with the bending portion, middle part of U-shaped connecting rod; frame connects the other end of third connecting rod with contacting, and U-shaped connecting rod one end is connected on crosshead, and the other end and card link and connect.
3. control and protective switch according to claim 1 and 2, it is characterized in that: described contactor comprises contactless coil, dynamic iron core, static iron core, dynamic iron core frame, tumbler, dynamic iron core is set in slippage in contactless coil on the upside of contactless coil, static iron core is set on the downside of contactless coil, tumbler is hinged on below static iron core, dynamic iron core frame is arranged on dynamic iron core, dynamic iron core frame side extends the one end withstanding on tumbler downwards, contactor spring it is provided with below the tumbler of this end, the other end of tumbler forms isolating switch connection section, isolating switch connection section is overlapped in the connected unit of isolating switch.
4. control and protective switch according to claim 1 and 2; it is characterized in that: described cease spark cover comprises multi-disc arc extinguishing grid pieces and arc extinguishing side plate; arc extinguishing grid pieces is arranged between arc extinguishing side plate obliquely; arc extinguishing grid pieces forms nock groove towards dynamic and static contact side; nock trench bottom forms a breach, and the breach of multi-disc arc extinguishing grid pieces is crisscross arranged.
5. control and protective switch according to claim 1 and 2; it is characterized in that: described linkage piece bends after extending to side by iron core upper end obliquely; described linkage board is hinged on crosshead obliquely; upper end and the turn bar of linkage board are connected, and the top of linkage piece withstands on the lower end inclined-plane of linkage board obliquely.
6. control and protective switch according to claim 1 and 2; it is characterized in that: it is the linkage block on inclined-plane that described rotating shaft upper end forms a lower surface; being hinged with knob connecting rod on the crosshead of the lower end of linkage block, knob connecting rod one end withstands on the inclined-plane under linkage block, and the other end is connected with tripping.
7. control and protective switch according to claim 1 and 2, it is characterised in that: described operating mechanism comprises testing button, and testing button is connected with one end of U-shaped connecting rod.
8. control and protective switch according to claim 7; it is characterized in that: described operating mechanism comprises operating mechanism shell; operating mechanism shell side forms opening; operating mechanism casing cover is outside crosshead; turn bar, linkage board with contact frame towards opening side; knob is arranged on shell upper end, and operating mechanism shell forms test hole, and testing button is arranged in test hole.
9. control and protective switch according to claim 1 and 2, it is characterised in that: described tripping connecting rod and turn bar split are arranged, and tripping connecting rod center hinge is connected on crosshead, and tripping connecting rod one end is connected with turn bar, and the other end is overlapped in tripping.
10. control and protective switch according to claim 1 and 2, it is characterised in that: form the iron core short-bore with iron core adaptation above described moving contact frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521145186.6U CN205282426U (en) | 2015-12-30 | 2015-12-30 | Control and protection switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521145186.6U CN205282426U (en) | 2015-12-30 | 2015-12-30 | Control and protection switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205282426U true CN205282426U (en) | 2016-06-01 |
Family
ID=56066975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521145186.6U Withdrawn - After Issue CN205282426U (en) | 2015-12-30 | 2015-12-30 | Control and protection switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205282426U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448612A (en) * | 2015-12-30 | 2016-03-30 | 雷顿电气科技有限公司 | Control and protection switch |
-
2015
- 2015-12-30 CN CN201521145186.6U patent/CN205282426U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448612A (en) * | 2015-12-30 | 2016-03-30 | 雷顿电气科技有限公司 | Control and protection switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160601 Effective date of abandoning: 20170929 |
|
| AV01 | Patent right actively abandoned |