CN205016486U - Cross under -voltage release - Google Patents
Cross under -voltage release Download PDFInfo
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- CN205016486U CN205016486U CN201520779126.3U CN201520779126U CN205016486U CN 205016486 U CN205016486 U CN 205016486U CN 201520779126 U CN201520779126 U CN 201520779126U CN 205016486 U CN205016486 U CN 205016486U
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Abstract
The utility model discloses a cross under -voltage release, including shell, electromagnetic system and operating device, operating device fixes in the shell, the shell is equipped with the male contact of mechanism face. The utility model discloses a but part structure and firing pin automatic re -setting's electromagnetic system, and electromagnetic system direct action cancels the push pedal on operating device to the cancellation provides the mechanism stable spring, the utility model discloses simple structure, production efficiency is high, production simple process, product reliability is high, and market competition is strong.
Description
Technical field
The utility model relates to Low Voltage Electrical Apparatus, specifically, relates to a kind of overvoltage/undervoltage release.
Background technology
At present, domestic number of patent application: 201420591437.2
,patent publication No.: CN204215987U, what name was called " overvoltage release " patent discloses a kind of overvoltage release, comprises shell, operating mechanism, spring, conducting strip, push pedal and electromagnetic system; Aforesaid operations mechanism comprises handle, U-shaped bar, snap close, tripping and lever; Be connected with lever in above-mentioned spring fixed installation shell, and by the rotating band of lever move spring and conducting strip contact be separated; Above-mentioned conducting strip is fixing in the enclosure; Establish a striker in above-mentioned electromagnetic system and fix in the enclosure; Above-mentioned push pedal is arranged between operating mechanism and electromagnetic system; When release is in open position, spring is separated with conducting strip, and when counterclockwise operating grip, mechanism drives spring pivotal and contacts with conducting strip, and release reaches closure state, and spring provides mechanism in the stable counter-force of closure state simultaneously; When there is voltage failure in circuit, electronic circuit board applies a signal to electromagnetic system, and tripping is backed down in the dropout striker promotion push pedal of electromagnetic system makes mechanism thread off rapidly, and release drives institute to join circuit breaker disconnection; After electromagnetic system action, striker can not automatically reset, and drives push pedal that striker is resetted when mechanism closes again.This scenario-frame is complicated, part is many, production efficiency is low, and the market competitiveness is not high.
For the problem in correlation technique, at present effective solution is not yet proposed.
Summary of the invention
For the above-mentioned technical problem in correlation technique, the utility model provides a kind of overvoltage/undervoltage release, solves the problem that striker can not automatically reset, complex structure, part are many, practicality is weak and production efficiency is low.
For realizing above-mentioned technical purpose, the technical solution of the utility model is achieved in that
A kind of overvoltage/undervoltage release, comprises shell, electromagnetic system and operating mechanism, and described operating mechanism is fixing in the enclosure; Described shell is provided with mechanism's contact face; Described electromagnetic system comprises support, solenoid, core assembly; Described core assembly comprises dynamic iron core, static iron core, push rod and iron core spring, described dynamic iron core is provided with the axle of band boss, described push rod is designed to one T-shaped, one end is axle with holes, one end is disk, and described core assembly is inserted on the axle of dynamic iron core by the hole of push rod and makes static iron core, iron core spring is fixed together; Place on the bracket in the hole that described core assembly is inserted in solenoid;
Further, described operating mechanism comprises: handle, connecting rod, snap close, tripping, lever, contact support, limited part, mechanism's spring, touch spring, steel axle; Described handle is contained on the circular shaft in described shell, is connected with described connecting rod, and described lever is provided with the first mechanism and turns hole, snap close rotating shaft, tripping rotating shaft and holddown groove, and described contact support is provided with the second mechanism and turns hole, stopper slot, contact boss; Described steel axle is turned hole through described lever and the second mechanism and is fixed together by described touch spring, and described contact can around described lever rotation.
The beneficial effects of the utility model: a kind of overvoltage/undervoltage release of the present utility model adopts componentization structure and striker can automatically reset electromagnetic system, and electromagnetic system acts directly on operating mechanism, cancels push pedal, and cancels the spring providing mechanism stable; The utility model structure is simple, and production efficiency is high, and production technology is simple, 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 a kind of overvoltage/undervoltage release when mechanism normally open position according to the utility model embodiment;
Fig. 2 is the structural representation of a kind of overvoltage/undervoltage release when mechanism's normally closed position according to the utility model embodiment;
Fig. 3 is the structural representation of the electromagnetic system according to the utility model embodiment;
Fig. 4 is the structural representation of the core assembly according to the utility model embodiment;
Fig. 5 is the part-structure schematic diagram of the operating mechanism according to the utility model embodiment;
Fig. 6 is the structural representation of the lever according to the utility model embodiment;
Fig. 7 is the structural representation of the holddown groove according to the utility model embodiment;
Fig. 8 is the structural representation that the contact according to the utility model embodiment is supported;
Fig. 9 is the structural representation of the push rod according to the utility model embodiment;
Figure 10 is the structural representation of the dynamic iron core according to the utility model embodiment.
In figure:
1, shell; 2, electromagnetic system; 2-1, core assembly; 2-2, solenoid; 2-3, support; 2-11, dynamic iron core; 2-12, iron core spring; 2-13, static iron core; 2-14, push rod; 2-141, axle; 2-142, disk; 3, operating mechanism; 3-1, handle; 3-2, connecting rod; 3-3, lever; 3-4, snap close; 3-5, steel axle; 3-6, tripping; 3-7, contact support; 3-8, mechanism's spring; 3-9, touch spring; 3-10, touch spring; 3-11, limited part; 3-31, snap close rotating shaft; 3-32, tripping rotating shaft; 3-33, the first mechanism turn hole; 3-34, holddown groove; 3-71, the second mechanism turn hole; 3-72, stopper slot; 3-73, contact boss.
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 to 10, a kind of overvoltage/undervoltage release according to the utility model embodiment, comprises shell 1, electromagnetic system 2 and operating mechanism 3, and described operating mechanism 3 is fixed in shell 1; Described shell 1 is provided with mechanism's contact face 1-1; Described electromagnetic system 2 comprises support 2-3, solenoid 2-2, core assembly 2-1; Described core assembly 2-1 comprises dynamic iron core 2-11, static iron core 2-13, push rod 2-14 and iron core spring 2-12, described dynamic iron core 2-11 is provided with the axle of band boss, described push rod 2-14 is designed to one T-shaped, one end is axle 2-141 with holes, one end is disk 2-142, and described core assembly 2-1 is inserted on the axle of dynamic iron core 2-11 by the hole 2-142 of push rod 2-14 and makes static iron core 2-13, iron core spring 2-12 is fixed together; Be placed on described support 2-3 in the hole that described core assembly 2-1 is inserted in solenoid 2-2.
In one embodiment, described operating mechanism 3 comprises: handle 3-1, connecting rod 3-2, lever 3-3, snap close 3-4, contact support 3-7, tripping 3-6, limited part 3-10, mechanism spring 3-8, touch spring 3-9, steel axle 3-5; Described handle 3-1 is contained on the circular shaft in described shell 1, be connected with described connecting rod 3-2, described lever 3-3 is provided with the first mechanism and turns hole 3-33, snap close rotating shaft 3-31, tripping rotating shaft 3-32 and holddown groove 3-34, and described contact supports that 3-7 is provided with the second mechanism and turns hole 3-71, stopper slot 3-72, contact boss 3-73; Described steel axle 3-5 is turned hole 3-71 through described lever 3-3 and the second mechanism and is fixed together by described touch spring 3-9, and described thick stick contact supports that 3-7 can rotate around described lever 3-3.
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.
Operation principle according to a kind of overvoltage/undervoltage release described in the utility model: manually operation makes release be in normal operating conditions with mated circuit breaker; when there is overvoltage or under-voltage fault in circuit; control circuit makes push rod promotion tripping that tripping is separated with snap close to electromagnetic system unified signal; initial position is got back in the effect of spring by mechanism; simultaneously drive mate circuit breaker open circuit, the overvoltage/undervoltage defencive function of realizing circuit.
When specifically using, described operating grip 3-1 according to a kind of overvoltage/undervoltage release described in the utility model moves in the direction of the clock, by kinematic link 3-2, snap close 3-4 and tripping 3-6, contact is supported, and 3-7 also moves in the direction of the clock around mechanism's rotating shaft, and described contact boss 3-73 is contacted with mechanism's contact face 1-1 of described shell 1 reach mechanism stable state, contact supports that 3-7 and mechanism contacts face 1-1 rotates also compression contacts spring 3-9 by the spaced winding steel axle 3-5 of contact 3-7 and lever 3-3 and provides contact to ensure electrical contact reliability; When there is voltage failure in circuit; control circuit applies signal to electromagnetic system; the magnetic force that solenoid 2-2 produces makes sound iron core overcome iron core spring 2-12 resistance adhesive and push rod 2-14 is moved to the left to promote operating mechanism tripping 3-6; snap close 3-4 is separated with tripping 3-6, and operating mechanism rotates counterclockwise fast and to be separated with contact-making surface 1-1 with contact 3-7 and to drive the protective effect of mated circuit breaker trip power supply realizing circuit under the promotion of mechanism spring 3-8.
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 (2)
1. an overvoltage/undervoltage release, comprises shell, electromagnetic system and operating mechanism, and described operating mechanism is fixing in the enclosure; Described shell is provided with mechanism's contact face; Described electromagnetic system comprises support, solenoid, core assembly; Described core assembly comprises dynamic iron core, static iron core, push rod and iron core spring, described dynamic iron core is provided with the axle of band boss, described push rod is designed to one T-shaped, one end is axle with holes, one end is disk, and described core assembly is inserted on the axle of dynamic iron core by the hole of push rod and makes static iron core, iron core spring is fixed together; Place on the bracket in the hole that described core assembly is inserted in solenoid.
2. overvoltage/undervoltage release according to claim 1, is characterized in that, described operating mechanism comprises: handle, connecting rod, snap close, tripping, lever, contact support, limited part, mechanism's spring, touch spring, steel axle; Described handle is contained on the circular shaft in described shell, is connected with described connecting rod, and described lever is provided with the first mechanism and turns hole, snap close rotating shaft, tripping rotating shaft and holddown groove, and described contact support is provided with the second mechanism and turns hole, stopper slot, contact boss; Described steel axle is turned hole through described lever and the second mechanism and is fixed together by described touch spring, and described contact can around described lever rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520779126.3U CN205016486U (en) | 2015-10-09 | 2015-10-09 | Cross under -voltage release |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520779126.3U CN205016486U (en) | 2015-10-09 | 2015-10-09 | Cross under -voltage release |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205016486U true CN205016486U (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520779126.3U Active CN205016486U (en) | 2015-10-09 | 2015-10-09 | Cross under -voltage release |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205016486U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108335954A (en) * | 2018-04-22 | 2018-07-27 | 中欧电气有限公司 | A kind of moving contact component of plug in circuit breaker |
-
2015
- 2015-10-09 CN CN201520779126.3U patent/CN205016486U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108335954A (en) * | 2018-04-22 | 2018-07-27 | 中欧电气有限公司 | A kind of moving contact component of plug in circuit breaker |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |