CN204966433U - That takes isolating function crosses undervoltage protection ware from double entry - Google Patents
That takes isolating function crosses undervoltage protection ware from double entry Download PDFInfo
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- CN204966433U CN204966433U CN201520729310.7U CN201520729310U CN204966433U CN 204966433 U CN204966433 U CN 204966433U CN 201520729310 U CN201520729310 U CN 201520729310U CN 204966433 U CN204966433 U CN 204966433U
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Abstract
The utility model discloses a that takes isolating function crosses undervoltage protection ware from double entry, including the casing, be equipped with in the casing from compound electromagnetic mechanism, control circuit board and isolator mechanism, include electromagnetic system, magnet feed pole, contact group and connecting rod from compound electromagnetic mechanism, electromagnetic system includes solenoid and inserts the magnetic conduction board of locating the solenoid both ends, the magnet feed pole including the linkage base with insert two permanent magnet in locating the linkage base, contact group is first with the movable contact including the stationary contact, the one end of connecting rod no. 1 links to each other with the magnet feed pole, the other end links to each other with the movable contact is first, isolator mechanism corresponds moving contact no. 2 and is equipped with static contact no. 2 including stretching out outer operating handle of casing and drive mechanism and the moving contact no. 2 consecutive with operating handle. The beneficial effect of the utility model: the utility model discloses an auxiliary contact system adopts modular structure, production simple process, and production efficiency is high, and product reliability is high, and market competition is strong.
Description
Technical field
The utility model relates to low-voltage electrical apparatus protection switch technical field, specifically, relates to a kind of Self-recover overvoltage-undervoltage protector with isolation features.
Background technology
Chinese patent 2013107534058 discloses a kind of self-replaced type over-and under-voltage protector; it is characterized in that: when there is overvoltage or under-voltage fault in circuit; interiors of products magnetic latching relay is driven to disconnect the protective effect of main circuit realization to circuit by control circuit board; when circuit voltage recovers normal; control circuit board drives magnetic latching relay to connect main circuit again, makes the automatic Power resumption of circuit voltage.This scenario-frame is simpler; only there is overvoltage/undervoltage protection and automatic restoring circuit function; because this protector adopts magnetic latching relay as break-make main circuit; therefore substandard insulation request; also just can not separately in circuit, must with other switches (as isolating switch, circuit breaker etc.) with the use of ability safety, therefore user uses inconvenience; adding users use cost virtually, the market competitiveness is not high.
Utility model content
The purpose of this utility model is to provide a kind of Self-recover overvoltage-undervoltage protector with isolation features, to overcome currently available technology above shortcomings.
For realizing above-mentioned technical purpose, the technical solution of the utility model is achieved in that
With a Self-recover overvoltage-undervoltage protector for isolation features, comprising housing, being provided with self-resetting type electromagnetic mechanism in described housing, for controlling the control circuit board of described self-resetting type electromagnetic mechanism and the isolating switch mechanism for controlling described control circuit board;
Described self-resetting type electromagnetic mechanism comprises electromagnetic system, magnetic transmission bar, sets of contacts and connecting rod, described electromagnetic system comprises solenoid and is inserted in the magnetic conductive board at described solenoid two ends, two permanent magnets that described magnetic transmission bar comprises interlock pedestal and is inserted in described interlock pedestal, described sets of contacts comprises the first and moving contact one of stationary contact, one end of described connecting rod one is connected with magnetic transmission bar, and the other end is connected with moving contact one;
Described isolating switch mechanism comprises the transmission mechanism and moving contact two that stretch out operating grip outside housing and be connected successively with operating grip, and corresponding described moving contact two is provided with fixed contact two.
Further, described transmission mechanism comprises the kinematic link be connected with operating grip and the snap close, lever and the contact-support that are connected successively with described kinematic link.
Further, described moving contact two is fixed on described contact-support by torsion spring.
Further, the number of described contact-support, moving contact two and fixed contact two is 2, and correspondence is located at the both sides of described housing respectively.
Further, described operating grip is provided with return spring.
The beneficial effects of the utility model: auxiliary contact system of the present utility model adopts modular construction, production technology is simple, and production efficiency is high, and product reliability is high, and the market competitiveness is strong.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the Self-recover overvoltage-undervoltage protector of band isolation features according to the utility model embodiment;
Fig. 2 is the structural representation one that the Self-recover overvoltage-undervoltage protector of band isolation features according to the utility model embodiment is in off-state;
Fig. 3 is the structural representation two that the Self-recover overvoltage-undervoltage protector of band isolation features according to the utility model embodiment is in off-state;
Fig. 4 is the structural representation one that the Self-recover overvoltage-undervoltage protector of band isolation features according to the utility model embodiment is in closure state;
Fig. 5 is the structural representation two that the Self-recover overvoltage-undervoltage protector of band isolation features according to the utility model embodiment is in closure state;
Fig. 6 be the isolating switch mechanism according to the utility model embodiment in the close position time described sets of contacts be in the structural representation of open position;
Fig. 7 be the isolating switch mechanism according to the utility model embodiment in the close position time described sets of contacts structural representation in the close position;
Fig. 8 is the structural representation of the self-resetting type electromagnetic mechanism according to the utility model embodiment.
In figure:
1, isolating switch mechanism; 11, operating grip; 12, kinematic link; 13, snap close; 14, lever; 15, contact support; 16, moving contact two; 17, fixed contact two; 2, self-resetting type electromagnetic mechanism; 21, electromagnetic system; 211, solenoid; 212, magnetic conductive board; 22, magnetic transmission bar; 221, permanent magnet; 222, link pedestal; 23, contact system; 231, moving contact one; 232, stationary contact is first; 24, connecting rod; 3, control circuit board.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain, all belongs to the scope of the utility model protection.
As shown in figures 1-8, a kind of Self-recover overvoltage-undervoltage protector with isolation features according to embodiment of the present utility model, comprising housing, being provided with self-resetting type electromagnetic mechanism 2 in described housing, for controlling the control circuit board 3 of described self-resetting type electromagnetic mechanism 2 and the isolating switch mechanism 1 for controlling described control circuit board 3;
Described self-resetting type electromagnetic mechanism 2 comprises electromagnetic system 21, magnetic transmission bar 22, sets of contacts 23 and connecting rod 24, described electromagnetic system 21 comprises solenoid 211 and is inserted in the magnetic conductive board 212 at described solenoid 211 two ends, two permanent magnets 221 that described magnetic transmission bar 22 comprises interlock pedestal 222 and is inserted in described interlock pedestal 222, described sets of contacts 23 comprises stationary contact first 232 and moving contact 1, one end of described connecting rod 1 is connected with magnetic transmission bar 22, and the other end is connected with moving contact 1;
Described isolating switch mechanism 1 comprises the transmission mechanism and moving contact 2 16 that stretch out operating grip 11 outside housing and be connected successively with operating grip 11, and corresponding described moving contact 2 16 is provided with fixed contact 2 17.
In a specific embodiment, described transmission mechanism comprises the kinematic link 12 be connected with operating grip 11 and the snap close 13, lever 14 and the contact-support 15 that are connected successively with described kinematic link 12.
In a specific embodiment, described moving contact 2 16 is fixed on described contact-support 15 by torsion spring.
In a specific embodiment, the number of described contact-support 15, moving contact 2 16 and fixed contact 2 17 is 2, and correspondence is located at the both sides of described housing respectively.
In a specific embodiment, described operating grip 11 is provided with return spring.
Conveniently understand technique scheme of the present utility model, below by way of in concrete occupation mode, technique scheme of the present utility model is described in detail.
When specifically using, operating grip 11 moves in the direction of the clock, and by kinematic link 12, snap close 13 and lever 14, makes contact support 15 drive moving contact 2 16 also to move in the direction of the clock around mechanism's rotating shaft, and contact with stationary contact neck 17, mechanism reaches make position;
Moving contact 2 16 corresponding to open position is separated with fixed contact 2 17, handle 11 by the effect of a return spring (not shown) counterclockwise turn to open position, fixed contact 2 17 is firmly fixed on shell;
This protector in normal operating conditions, isolating switch mechanism 1 is in the close position, control circuit board 3 gives electromagnetic system 21 1 signal, magnetic conductive board 212 in solenoid 211 is magnetized and the permanent magnet 221 of polarization and adhesive magnetic transmission bar 22, magnetic transmission bar 22 rotates drivening rod 24 upwardly moving contact 1 dynamic/static contact is contacted under the effect of magnetic force; When there is overvoltage or under-voltage fault in circuit; control circuit board 3 gives electromagnetic system 21 with reverse signal; the magnetic conductive board 212 in solenoid 211 is made to produce reversed polarity; produce reverse magnetic force to magnetic transmission bar 22 makes magnetic transmission bar 22 to rotating backward simultaneously; drivening rod 24 also makes dynamic/static contact be separated; cut off circuit; realize overvoltage/undervoltage defencive function; when circuit recovers normal; control circuit board 3 gives electromagnetic system 21 1 reverse signal again; dynamic/static contact is made to contact restore circuit energising, the auto restore facility of realizing circuit.
In sum, by means of technique scheme of the present utility model, auxiliary contact system of the present utility model adopts modular construction, and production technology is simple, and production efficiency is high, and product reliability is high, and the market competitiveness is strong.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (5)
1. the Self-recover overvoltage-undervoltage protector with isolation features, comprise housing, it is characterized in that, being provided with self-resetting type electromagnetic mechanism (2) in described housing, for controlling the control circuit board (3) of described self-resetting type electromagnetic mechanism (2) and the isolating switch mechanism (1) for controlling described control circuit board (3);
Described self-resetting type electromagnetic mechanism (2) comprises electromagnetic system (21), magnetic transmission bar (22), sets of contacts (23) and connecting rod (24), described electromagnetic system (21) comprises solenoid (211) and is inserted in the magnetic conductive board (212) at described solenoid (211) two ends, two permanent magnets (221) that described magnetic transmission bar (22) comprises interlock pedestal (222) and is inserted in described interlock pedestal (222), described sets of contacts (23) comprises stationary contact first (232) and moving contact one (231), one end of described connecting rod one (24) is connected with magnetic transmission bar (22), the other end is connected with moving contact one (231),
Described isolating switch mechanism (1) comprises the transmission mechanism and moving contact two (16) that stretch out operating grip (11) outside housing and be connected successively with operating grip (11), and corresponding described moving contact two (16) is provided with fixed contact two (17).
2. the Self-recover overvoltage-undervoltage protector of band isolation features according to claim 1; it is characterized in that, described transmission mechanism comprises the kinematic link (12) be connected with operating grip (11) and the snap close (13), lever (14) and the contact-support (15) that are connected successively with described kinematic link (12).
3. the Self-recover overvoltage-undervoltage protector of band isolation features according to claim 2, is characterized in that, described moving contact two (16) is fixed on described contact-support (15) by torsion spring.
4. the Self-recover overvoltage-undervoltage protector of band isolation features according to claim 3, is characterized in that, the number of described contact-support (15), moving contact two (16) and fixed contact two (17) is 2, and correspondence is located at the both sides of described housing respectively.
5. the Self-recover overvoltage-undervoltage protector of band isolation features according to claim 1, is characterized in that, described operating grip (11) is provided with return spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520729310.7U CN204966433U (en) | 2015-09-18 | 2015-09-18 | That takes isolating function crosses undervoltage protection ware from double entry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520729310.7U CN204966433U (en) | 2015-09-18 | 2015-09-18 | That takes isolating function crosses undervoltage protection ware from double entry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204966433U true CN204966433U (en) | 2016-01-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520729310.7U Withdrawn - After Issue CN204966433U (en) | 2015-09-18 | 2015-09-18 | That takes isolating function crosses undervoltage protection ware from double entry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204966433U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140079A (en) * | 2015-09-18 | 2015-12-09 | 乐清市一锦电子有限公司 | Self-recovery overvoltage/undervoltage protector with isolation function |
-
2015
- 2015-09-18 CN CN201520729310.7U patent/CN204966433U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140079A (en) * | 2015-09-18 | 2015-12-09 | 乐清市一锦电子有限公司 | Self-recovery overvoltage/undervoltage protector with isolation function |
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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 | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160113 Effective date of abandoning: 20180223 |