LT6419B

LT6419B - Circuit-breaker with self-locking function

Info

Publication number: LT6419B
Application number: LT2016524A
Authority: LT
Inventors: Yinghua Jin
Original assignee: Yinghua Jin
Priority date: 2016-11-24
Filing date: 2016-11-24
Publication date: 2017-07-10
Also published as: LT2016524A

Abstract

The present disclosure discloses a circuit-breaker with self-locking function, comprising an upper housing, a lower housing, a self-locking electromagnetic coil and a self-locking elastic rubber sheet. The upper housing and the lower housing are connected with each other through a fastener, a starting switch is connected with the middle of the upper housing penetratingly, an inlet groove and an outlet groove are deposited on the upside and the downside of the upper housing respectively, both the inlet groove and the outlet groove have a wire hole inside; an input contact chip and an output contact chip are arranged on the upside and the downside of the inner lower housing respectively, and a connecting sheet is arranged between the input contact chip and the output contact chip. The invention has a simple structure, being effectively capable of circuit-breaking and self-locking, thus achieving ensuring the safety of the circuit-breaker itself and the electrical equipment.

Description

1, Technikos sritis1, Technical Field

Šis išradimas yra susijęs su elektros grandinės pertraukikliais. Konkrečiau, šis išradimas susijęs su elektros grandinės pertraukikliais su automatinio blokavimo funkcija.The present invention relates to circuit breakers. More particularly, the present invention relates to circuit breakers with automatic blocking function.

2, Technikos lygis2, The state of the art

Elektros grandinės pertraukiklis yra perjungimo įtaisas, kuris gali ne tik įjungti, perduoti ir išjungti elektros srovę normaliomis elektros grandinės sąlygomis, bet ir gali įjungti, perduoti pagal nustatytą laiką, ir išjungti elektros srovę nenormaliomis elektros grandinės sąlygomis. Pagal panaudojimo galimybes, elektros grandinės pertraukikliai gali būti skirstomi į aukštos įtampos elektros grandinės pertraukiklius ir žemos įtampos elektros grandinės pertraukiklius.An electrical circuit breaker is a switching device that can not only turn on, transmit and off current under normal electrical circuit conditions, but can also turn on, transmit at a specified time, and shut off electrical current under abnormal electrical circuit conditions. Depending on the application, the circuit breakers can be divided into high voltage circuit breakers and low voltage circuit breakers.

Tradicinis elektros grandinės pertraukiklis neturi automatinio blokavimo funkcijos, be kurios elektros grandinės pertraukiklis naudojant perdega ir sukelia elektros įrenginių gedimus ir didelę finansinę žalą. Be to, įprastus elektros grandinės pertraukiklius, neturinčius automatinio blokavimo funkcijos, reikia reguliariai remontuoti ir keisti, todėl padidėja nereikalingos išlaidos.A conventional circuit breaker does not have an automatic blocking function, without which the circuit breaker burns and causes electrical failure and significant financial damage. In addition, conventional circuit breakers that do not have an auto-lock feature require regular maintenance and replacement, which increases unnecessary costs.

IŠRADIMO ESMĖTHE SUBSTANCE OF THE INVENTION

Siekiant panaikinti trūkumus, šio išradimo tikslas yra pateikti elektros grandinės pertraukiklį su automatinio blokavimo funkcija.In order to overcome the drawbacks, it is an object of the present invention to provide an electrical circuit breaker with an automatic blocking function.

Norint pasiekti aukščiau paminėtą išradimo tikslą, šiame išradime pateikiamas elektros grandinės pertraukiklis su automatinio blokavimo funkcija, turintis viršutinį korpusą, apatinį korpusą, automatinio blokavimo elektromagnetinę ritę ir automatinio blokavimo elastinę guminę plokštelę; besiskiriantis tuo, kad viršutinis korpusas ir apatinis korpusas yra sujungtas vienas su kitu naudojant tvirtinimo elementą, paleidimo jungiklis yra prijungtas prasiskverbiant į viršutinio korpuso vidurį, o įvesties griovelis ir išvesties griovelis yra išdėstyti atitinkamai viršutinio korpuso viršutinėje ir apatinėje pusėje, tiek įvesties griovelio, tiek ir išvesties griovelio viduje yra laido anga;In order to achieve the above object of the present invention, the present invention provides an electrical circuit breaker with an auto-blocking feature having an upper housing, a lower housing, an auto-blocking electromagnetic coil and an auto-blocking elastic rubber plate; characterized in that the upper housing and the lower housing are connected to each other by means of a fastener, the actuating switch is connected by penetrating into the middle of the upper housing and the input groove and the output groove are arranged respectively on the upper and lower sides of the upper housing. inside the output groove is a wire opening;

montavimo rėmas yra sumontuotas apatinio korpuso išorinėje pusėje, montavimo anga suformuota montavimo rėmo viduryje, įvesties kontaktinis lustas ir išvesties kontaktinis lustas yra atitinkamai sumontuoti vidinio apatinio rėmelio viršuje ir apačioje, o sujungimo plokštelė sumontuota tarp įvesties kontaktinio lusto ir išvesties kontaktinio lusto;the mounting frame is mounted on the outside of the lower housing, the mounting hole is formed in the middle of the mounting frame, the input contact chip and the output contact chip are respectively mounted at the top and bottom of the inner lower frame and the connection plate is mounted between the input contact chip and the output contact chip;

sujungimo plokštelės vidurys yra įterptas į keraminį izoliatorių, keraminis izoliatorius yra sumontuotas ir pritvirtintas prie sujungimo plokštelės montavimo rėmo viršutinės dalies, automatinio blokavimo rotacinis velenas yra pritvirtintas ir prijungtas prie sujungimo plokštelės montavimo rėmo apačios, du automatinio blokavimo rotacinio veleno galai sujungti rotaciniu ryšiu su dviem apatinio korpuso šoninėmis sienelėmis;the center of the connecting plate is embedded in the ceramic insulator, the ceramic insulator is mounted and fixed to the upper part of the connecting plate mounting frame, the self-locking rotary shaft is attached and connected to the underside of the connecting plate mounting frame; the side walls of the housing;

nuolatinis magnetas yra pritvirtintas ir prijungtas prie sujungimo plokštelės apatinės dalies, nuolatinio magneto padėtis sutampa su paleidimo jungiklio padėtimi; automatinio blokavimo elektromagnetinė ritė, sumontuota prie nuolatinio magneto apačios, yra ne tik pritvirtinta ir prijungta prie apatinio korpuso vidinės sienelės, bet ir elektriškai sujungta su išvesties kontaktiniu lustu;the permanent magnet is mounted and connected to the underside of the connection plate, the position of the permanent magnet coincides with the position of the starter switch; the self-locking electromagnetic coil mounted on the underside of the permanent magnet is not only mounted and connected to the inner wall of the lower housing, but is also electrically connected to the output contact chip;

sujungimo plokštelės viršutinis galas yra sumontuotas įvesties kontaktinio lusto apačioje, o automatinio blokavimo elastinė guminė plokštelė yra sumontuota prie sujungimo plokštelės viršutinio galo apačios.the upper end of the junction plate is mounted at the bottom of the input contact chip, and the auto-locking elastic rubber plate is mounted at the underside of the upper end of the junction plate.

Pageidautina, trys įvesties kontaktiniai lustai ir trys išvesties kontaktiniai lustai, kur įvesties kontaktiniai lustai suderinti su išvesties kontaktiniais lustais vertikaliai.Preferably, three input contact chips and three output contact chips, wherein the input contact chips are aligned with the output contact chips vertically.

Pageidautina, trys sujungimo plokštelės ir trys nuolatiniai magnetai, sujungimo plokštelės yra naudojamos sujungimui su atitinkamomis elektros grandinės A, B ir C fazėmis, automatinio blokavimo elektromagnetinės ritės, kurių kiekis atitinka sujungimo plokštelių kiekį, yra sumontuotos sujungimo plokštelės apačioje.Preferably, three junction plates and three permanent magnets, the junction plates are used for connection to the respective phases A, B, and C of the electrical circuit, the automatic blocking electromagnetic coils having the same quantity as the junction plates are mounted at the bottom of the junction plate.

Pageidautina, bent keturi tvirtinimo rėmai, kurie yra tolygiai išdėstyti ant apatinio korpuso išorinės pusės. Patento paraiškoje CN102136401A publikuotoje 2011 Liepos 27 d. pateikiamas mažas grandinės pertraukiklis su nuotėkio apsaugos funkcija. Minėtoje paraiškoje pateikiamas mažas grandinės pertraukiklis pasižymi tokiomis charakteristikomis, kaip paprasta konstrukcija, žema kaina, saugumas, patikimumas ir surinkimo patogumas. Patento dokumente CN101145478A, publikuotame 2008 kovo 19d., pateikiamas grandinės pertraukiklis su apsaugomis nuo nuotėkio, perkrovos, trumpo jungimo, turintis paprastą konstrukciją, yra paprastas naudoti, pasižymi tuo, kad elektros nuotėkio valdymas ir grandinės pertraukiklis yra kartu valdomi vienos rankenos. Kitas žinomas artimas analogas pateikiamas paraiškoje CN102142339A, publikuotoje 2011 rugpjūčio 3d., pasižymi tuo, kad grandinės pertraukiklis gali būti atskiras ir gali realizuoti apsaugą nuo nuotėkio.Preferably, at least four mounting brackets that are evenly spaced on the outside of the lower housing. Patent application CN102136401A, published July 27, 2011. a small circuit breaker with leakage protection function is provided. The small circuit breaker in this application is characterized by features such as simple construction, low cost, safety, reliability and ease of assembly. Patent Document CN101145478A, published March 19, 2008, provides a circuit breaker with protection against leakage, overload, short circuit, simple design, easy operation, characterized by the fact that the electric leakage control and circuit breaker are controlled by a single handle. Another known close analog is disclosed in application CN102142339A, published August 3, 2011, characterized in that the circuit breaker can be discrete and can provide leakage protection.

Lyginant su esamu technikos lygiu, šis išradimas suteikia šiuos privalumus: pridėjus įvesties kontaktinį lustą ir išvesties kontaktinį lustą, šis išradimas leidžia patogiai reguliuoti elektros grandinės įjungimą ir išjungimą, įvykdant grandinės pertraukimą; pridėjus automatinio blokavimo elektromagnetinę ritę, šis išradimas leidžia automatinio blokavimo ritei būti įjungtai, kai įvyksta trumpojo jungimo gedimas, sukuriant tą patį magnetinį poliškumą kaip ir nuolatinio magneto. Kaip, pavyzdžiui, sujungimo plokštelė leidžia pasukti automatinio blokavimo rotacinį veleną dėl dviejų tokių pačių magnetinių polių sąveikos atstumiant vienas kitą. Kaip, pavyzdžiui, dėl automatinio blokavimo elastinės guminės plokštelės suveržimo funkcijos, šis išradimas pertraukia grandinę, užtikrinant, kad sujungimo plokštelė negalės atšokti. Šis išradimas turi paprastą konstrukciją, yra pajėgus veiksmingai pertraukti ir automatiškai blokuoti elektros grandinę apsaugant patį elektros grandinės pertraukiklį ir užtikrinant elektros įrangos saugumą;Compared to the present state of the art, the present invention provides the following advantages: By adding an input contact chip and an output contact chip, the present invention allows for convenient control of the electrical circuit on and off when the circuit is interrupted; by adding an auto-locking electromagnetic coil, the present invention allows the auto-locking coil to be activated when a short-circuit fault occurs, creating the same magnetic polarity as the permanent magnet. As an example, the connection plate allows the rotary shaft of the auto-locking rotation to be rotated due to the interaction of two identical magnetic poles by repelling each other. As an example, due to the auto-locking elastic rubber plate clamping function, the present invention breaks the circuit, ensuring that the connecting plate cannot be bounced. The present invention has a simple construction, is capable of effectively breaking and automatically blocking the electrical circuit, protecting the circuit breaker itself and ensuring the safety of the electrical equipment;

Claims

BRIEF DESCRIPTION OF THE DRAWING

1. An electrical circuit breaker with an automatic interlock function consisting of an upper housing, a lower housing, an automatic interlocking electromagnetic coil and an automatic interlocking elastic rubber plate; characterized in that the upper housing and the lower housing are connected to each other by means of a fastener, the actuating switch is connected by penetrating into the middle of the upper housing and the input groove and the output groove are arranged respectively on the upper and lower sides of the upper housing. inside the output groove is a wire opening;

characterized in that the input contact chip and the output contact chip are mounted on the upper side and lower side of the inner lower housing respectively, and the connection plate is mounted between the input contact chip and the output contact chip;

characterized in that the auto-locking rotary shaft is fixed and connected to the underside of the connection plate mounting frame, and the two ends of the auto-locking shaft are rotationally connected to the two side walls of the lower housing;

characterized in that, when the permanent magnet is mounted and connected to the underside of the junction plate, the position of the permanent magnet coincides with the position of the on / off switch, the auto-locking electromagnetic coil is mounted at the bottom of the permanent magnet; electrically connected to the output contact chip;

characterized in that the upper end of the junction plate is mounted at the bottom of the input contact chip and the automatic interlocking elastic rubber plate is mounted at the bottom of the upper end of the junction plate;

characterized in that it has three input contact plates and three output contact plates, the input contact plates are vertically aligned with the output contact plates.

Figure 1 is a schematic view of the present invention.

Electrical circuit breaker with automatic interlock function according to claim 1, characterized in that the mounting frame is mounted on the outside of the lower housing, the mounting opening being in the middle of the mounting frame.

Figure 2 is a vertical view of the lower housing of the present invention;

Figure 3 is a side view of the lower housing of the present invention;

The figures in the figures represent the corresponding technical functions: 1 upper housing, 2 lower housing, 3 input groove, 4 output groove, 5 wire opening, 6 mounting frame, 7 mounting hole, 8 input contact chip, 9 output contact chip, 10 connection plate, 11 ceramic insulator, 12 mounting plate mounting frame, 13 auto-lock rotating shaft, 14 permanent magnet, 15 auto-lock electromagnetic coil, 16 auto-lock elastic rubber plate, 17 start switch.

PREFERRED EMBODIMENTS

Embodiments of the present invention will now be described in more detail with reference to the accompanying drawings, in which embodiments of the present invention are shown. In drawings, the density of layers and areas may be exaggerated for clarity. In the following description, in order to avoid known structures and / or functions unnecessary in describing the concept of the result of the invention in detail, well-known structures may be omitted and / or functions described in unnecessary detail.

1-3, embodiments of the present invention provide an electrical circuit breaker with an auto-blocking function consisting of an upper housing 1, a lower housing 2, an auto-locking electromagnetic coil 15 and an auto-locking elastic rubber plate 16; characterized in that the upper housing 1 and the lower housing 2 are connected to one another by means of a fastener, the actuating switch 17 is connected by penetrating the middle of the upper housing 1, the input groove and the output groove being disposed on the upper and lower sides of the upper housing respectively. , and inside the output groove there is a wire opening to allow the wire to penetrate;

It has at least four mounting brackets 6 which are evenly spaced on the outside of the lower housing 2. The mounting opening 7 is formed in the middle of the mounting frame 6, however, the present invention can be mounted more firmly. The input contact chip 8 and the output contact chip 9 are mounted at the top and bottom of the inner lower housing 2, the three input contact chips 8 and the three output contact chips 9 being provided and aligned with each other vertically. The circuit board 10 is inserted between the input contact chip 8 and the output contact chip 9. The present invention controls the switching of the entire circuit on and off by adjusting the connection condition between the contact plate 10 and the two contact chip groups, thereby protecting electrical equipment.

The middle of the connection plate 10 is inserted into the ceramic insulator 11, the ceramic insulator 11 is mounted and secured to the upper part 12 of the connection plate mounting frame, the automatic locking rotary shaft 13 is connected and secured to the bottom 12 of the connecting plate mounting frame are rotationally connected to the two side walls 2 of the lower housing, so that in the event of a failure, the connection plate 10 allows rotation of the auto-locking rotary shaft 13, thereby protecting the circuit breaker from overheating.

The permanent magnet 14 is attached and connected to the underside of the connection plate 10, the position of the permanent magnet 14 coincides with the position of the starter switch 17, the auto-locking electromagnetic coil 15 mounted at the bottom of the permanent magnet 14 is not only attached and but also electrically coupled to the output contact chip 9. There are three junction plates 10 and three permanent magnets 14, junction plates 10 are used to connect phases A, B and C of the electrical circuit. The self-locking electromagnetic coils 15, which correspond to the number of connecting plates 10, are mounted at the bottom of the connecting plates 10. In the short-circuit, the auto-locking electromagnetic coil 15 turns on, thereby providing the same magnetic polarity as that of the permanent magnet 14, thereby allowing the connecting plate 10 to be disconnected from the input contact chip 8 and the output contact chip 9, respectively each other, thereby providing circuit break protection.

The upper end of the connecting plate 10 is mounted at the bottom of the input contact chip 8, and the auto-locking elastic rubber plate 16 is mounted at the bottom of the upper end of the connecting plate 10. The bounced connecting plate 10 will not be reconnected to the input contact chip 8 or the output contact chip 9 due to the auto-blocking elastic rubber board limiting function, thus activating the auto-blocking function unless the operator presses down the on switch 17 to re-enable the circuit breaker. .

The present invention is characterized by simple construction and elementary principles, which makes it easy to manufacture and use, easy to repair and maintain, and provides better protection against circuit breakage and automatic locking.

The above embodiments have been illustrated and described, and one skilled in the art should understand that the concept of the present invention is not limited to these embodiments. The above embodiments may be modified and modified in various ways without departing from the spirit and principles of the present invention.

DEFINITION OF INVENTION

3. Circuit breaker with automatic interlock function according to claim 1 or 2, characterized in that the middle of the connection plate is inserted into the ceramic insulator, the ceramic insulator is mounted and fixed to the upper part of the connection plate mounting frame.