CN219350115U - Leakage circuit breaker with leakage indicating mechanism - Google Patents
Leakage circuit breaker with leakage indicating mechanism Download PDFInfo
- Publication number
- CN219350115U CN219350115U CN202320492446.5U CN202320492446U CN219350115U CN 219350115 U CN219350115 U CN 219350115U CN 202320492446 U CN202320492446 U CN 202320492446U CN 219350115 U CN219350115 U CN 219350115U
- Authority
- CN
- China
- Prior art keywords
- handle
- electric leakage
- leakage
- indication
- shell
- 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.)
- Active
Links
Images
Landscapes
- Breakers (AREA)
Abstract
The utility model relates to an electric leakage circuit breaker with an electric leakage indicating mechanism, which comprises a circuit breaker unit and an electric leakage protection unit, wherein the electric leakage protection unit comprises a shell and an electric leakage indicating tripping mechanism arranged in the shell, the electric leakage indicating tripping mechanism comprises an electric leakage indicating handle, a rotary table, a trip button, a lock catch, an electromagnetic tripping device and a connecting rod, the trip button is rotatably arranged on the rotary table, a closing indicating mark and an electric leakage indicating mark are respectively arranged on the electric leakage indicating handle, an indicating hole is formed in the position, corresponding to the electric leakage indicating handle, on the shell, one end of the electric leakage indicating handle is inserted on an operating handle of the circuit breaker unit, when the operating handle rotates towards the closing direction, the electric leakage indicating handle is in linkage fit with the operating handle, and when the operating handle rotates towards the opening direction, the electric leakage indicating handle is in free fit with the operating handle. The utility model has the advantages of simple structure, stable and reliable performance, convenient assembly and accurate indication.
Description
Technical Field
The utility model relates to the technical field of circuit breakers, in particular to an electric leakage circuit breaker with an electric leakage indicating mechanism.
Background
The miniature circuit breaker is also called miniature circuit breaker, is suitable for overload and short-circuit protection of the line with rated voltage of 230/400V of alternating current 50/60Hz and rated current not exceeding 125A, and can be used as infrequent operation conversion of the line under normal conditions. The miniature circuit breaker is mainly used in various places such as industry, business, high-rise and civil houses. The miniature leakage circuit breaker is a switch capable of automatically operating when the leakage current in the circuit exceeds a preset value, and can protect the safety of personnel and electric appliances. The existing small-sized leakage circuit breaker only has a leakage indication function, and when the main circuit is in leakage, the leakage indication piece changes color along with the action of the executing mechanism, so that the purpose of protecting the circuit is achieved. However, the small-sized leakage circuit breaker does not have a closing indication function, and a user cannot directly observe whether the small-sized circuit breaker is in a closing state or not, so that misoperation is caused, and safety is reduced.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the leakage circuit breaker with the leakage indicating mechanism, which has the advantages of simple structure, stable and reliable performance, convenience in assembly and accurate indication.
In order to achieve the above purpose, the utility model adopts an electric leakage breaker with an electric leakage indicating mechanism, which comprises a breaker unit and an electric leakage protection unit assembled with the breaker unit, wherein the electric leakage protection unit comprises a shell and an electric leakage indicating tripping mechanism arranged in the shell, the electric leakage indicating tripping mechanism comprises an electric leakage indicating handle arranged in the shell in a rotating way, a rotating disc arranged in the shell and matched with a tripping shaft of the breaker unit, a tripping button arranged on the rotating disc in a rotating way, a locking buckle arranged on the rotating disc in a rotating way and matched with the tripping buckle, an electromagnetic tripping device arranged in the shell and matched with the locking buckle, and a connecting rod connected to the tripping buckle and the electric leakage indicating handle, the electric leakage indicating handle is respectively provided with a closing indicating mark and an electric leakage indicating mark, an indicating hole is arranged on the shell corresponding to the electric leakage indicating handle, one end of the electric leakage indicating handle is inserted on an operating handle of the breaker unit, the operating handle is in a linkage way when the operating handle rotates towards a closing direction, and the operating handle is in a free way when the operating handle rotates towards a separating direction, and the electric leakage indicating handle is in a free way.
The beneficial effects of the structure are as follows: an electric leakage indicating handle is arranged in the shell of the electric leakage protection unit and can act along with the operating handle of the circuit breaker unit, so that the closing indication of the electric leakage circuit breaker can be realized. When the electric leakage occurs in the circuit, the electromagnetic release drives the lock catch to act, the jump catch and the lock catch are unlocked, the rotary disc toggles the tripping shaft of the circuit breaker unit to execute the tripping action, and the jump catch drives the electric leakage indication handle to rotate through the connecting rod, so that the electric leakage indication of the electric leakage circuit breaker can be realized. And the electric leakage indication handle and the operating handle adopt a clutch structure design, so that the electric leakage indication handle can not interfere with normal brake opening of the operating handle, thereby being beneficial to improving the working reliability of the electric leakage breaker, and the electric leakage indication is more accurate. Therefore, the leakage circuit breaker has the advantages of simple structure, stable and reliable performance, convenience in assembly and accurate indication.
Particularly, the electric leakage indication handle one end have the drive shaft portion that exposes outside the casing, be provided with the lug on the periphery of drive shaft portion, operating handle one end have with drive shaft portion matched with locating hole, and be provided with in the locating hole with lug matched with arc guide way, drive shaft portion alternate in the locating hole, the lug slide and set up in the arc guide way. The transmission shaft part and the protruding block of the electric leakage indicating handle are respectively arranged in the positioning hole and the arc-shaped guide groove of the operating handle, so that the electric leakage indicating handle and the operating handle are convenient to assemble, the assembling is more convenient, and the transmission of the operating handle and the electric leakage indicating handle can be ensured to be more reliable.
Particularly, the shell in be provided with the protection apron of shroud on electric leakage indicating mechanism, protection apron on correspond electric leakage indicating handle other end department and have the locating shaft, electric leakage indicating handle other end have with locating shaft matched with locating hole, the locating shaft alternate in the locating hole, and constitute electric leakage indicating handle and protection apron's swivelling joint cooperation. The locating shaft of the protective cover plate is inserted into the locating hole of the electric leakage indicating handle, so that the protective cover plate and the electric leakage indicating handle are convenient to assemble, the electric leakage indicating handle can be guaranteed to reliably rotate, and the assembly is more convenient.
Particularly, a locating groove is formed in the protective cover plate corresponding to one side of the rotary plate, a rotating shaft part inserted in the locating groove is arranged on one side of the rotary plate, and the rotary plate is in rotary connection fit with the protective cover plate. The turntable is provided with the positioning groove which is inserted in the protective cover plate, so that the turntable and the protective cover plate are convenient to assemble, and the assembly is more convenient.
Particularly, protective cover one end be provided with the cardboard, the cardboard on be provided with the card hole, the casing in be provided with card hole matched with fixture block, the fixture block in the card hole, protective cover other end have the limiting plate, the casing in be provided with limiting plate matched with pothook, the limiting plate block in the pothook, and constitute protective cover and the joint cooperation of casing. The protective cover plate is connected with the shell in a clamping fit mode, so that the protective cover plate and the shell are convenient to assemble, and the assembly efficiency is higher.
Drawings
Fig. 1 is a perspective view of an embodiment of the present utility model.
Fig. 2 is an exploded view of an embodiment of the present utility model.
Fig. 3 is a perspective view of a leakage indicating handle according to an embodiment of the present utility model.
Fig. 4 is a perspective view of an operating handle according to an embodiment of the present utility model.
Fig. 5 is a perspective view of a protective cover plate according to an embodiment of the present utility model.
Detailed Description
As shown in fig. 1 to 5, an embodiment of the present utility model is an earth leakage breaker with an earth leakage indication mechanism, including a breaker unit 10, an earth leakage protection unit 20 assembled with the breaker unit 10, the earth leakage protection unit 20 includes a housing 21, and an earth leakage indication tripping mechanism 30 disposed in the housing 21, the earth leakage indication tripping mechanism 30 includes an earth leakage indication handle 31 rotatably disposed in the housing 21, a rotary table 32 rotatably disposed in the housing 21 and matched with a tripping shaft of the breaker unit 10, a trip button 33 rotatably disposed on the rotary table 32, a latch 34 rotatably disposed on the rotary table 32 and matched with the trip button 33, an electromagnetic trip 35 disposed in the housing 21 and matched with the latch 34, and a connecting rod 36 connected to the trip button 33 and the earth leakage indication handle 31, wherein the earth leakage indication handle 31 is respectively provided with a closing indication mark 311 and an earth leakage indication mark 312, the housing 21 is provided with an indication hole 211 corresponding to the earth leakage indication handle 31, one end of the earth leakage indication handle 31 is inserted in an operating handle 11 of the breaker unit 10, and when the operating handle 11 is operated in the direction of the rotary table, the operating handle 31 is freely matched with the operating handle 11 in the direction of the operating handle 11. The electric leakage indication handle 31 has one end with a transmission shaft portion 313 exposed outside the shell 21, a bump 314 is arranged on the periphery of the transmission shaft portion 313, one end of the operation handle 11 has a positioning hole 111 matched with the transmission shaft portion 313, an arc-shaped guide groove 112 matched with the bump 314 is arranged in the positioning hole 111, the transmission shaft portion 313 is inserted in the positioning hole 111, and the bump 314 is slidably arranged in the arc-shaped guide groove 112. The transmission shaft part and the protruding block of the electric leakage indicating handle are respectively arranged in the positioning hole and the arc-shaped guide groove of the operating handle, so that the electric leakage indicating handle and the operating handle are convenient to assemble, the assembling is more convenient, and the transmission of the operating handle and the electric leakage indicating handle can be ensured to be more reliable.
As shown in fig. 2 to 5, a protective cover plate 37 covering the leakage indication mechanism 30 is disposed in the housing 21, a positioning shaft 371 is disposed at the other end of the protective cover plate 37 corresponding to the leakage indication handle 31, a positioning hole 315 matched with the positioning shaft 371 is disposed at the other end of the leakage indication handle 31, and the positioning shaft 371 is inserted into the positioning hole 315 and forms a rotational connection fit between the leakage indication handle 31 and the protective cover plate 37. The locating shaft of the protective cover plate is inserted into the locating hole of the electric leakage indicating handle, so that the protective cover plate and the electric leakage indicating handle are convenient to assemble, the electric leakage indicating handle can be guaranteed to reliably rotate, and the assembly is more convenient. The protective cover plate 37 is provided with a positioning groove 372 corresponding to one side of the rotary plate 32, one side of the rotary plate 32 is provided with a rotary shaft 321 inserted in the positioning groove 372, and the rotary plate 32 is matched with the protective cover plate 37 in a rotary connection manner. The turntable is provided with the positioning groove which is inserted in the protective cover plate, so that the turntable and the protective cover plate are convenient to assemble, and the assembly is more convenient. The protective cover plate 37 one end be provided with the cardboard 373, cardboard 373 on be provided with the card hole 374, casing 21 in be provided with card hole 374 matched with fixture block 212, fixture block 212 block in card hole 374, the protective cover plate 37 other end have limiting plate 375, casing 21 in be provided with limiting plate 375 matched with pothook 213, limiting plate 375 block in pothook 213, and constitute protective cover plate 37 and casing 21's joint cooperation. The protective cover plate is connected with the shell in a clamping fit mode, so that the protective cover plate and the shell are convenient to assemble, and the assembly efficiency is higher.
An electric leakage indicating handle is arranged in the shell of the electric leakage protection unit and can act along with the operating handle of the circuit breaker unit, so that the closing indication of the electric leakage circuit breaker can be realized. When the electric leakage occurs in the circuit, the electromagnetic release drives the lock catch to act, the jump catch and the lock catch are unlocked, the rotary disc toggles the tripping shaft of the circuit breaker unit to execute the tripping action, and the jump catch drives the electric leakage indication handle to rotate through the connecting rod, so that the electric leakage indication of the electric leakage circuit breaker can be realized. And the electric leakage indication handle and the operating handle adopt a clutch structure design, so that the electric leakage indication handle can not interfere with normal brake opening of the operating handle, thereby being beneficial to improving the working reliability of the electric leakage breaker, and the electric leakage indication is more accurate. Therefore, the leakage circuit breaker has the advantages of simple structure, stable and reliable performance, convenience in assembly and accurate indication.
Claims (5)
1. The utility model provides a take electric leakage circuit breaker of electric leakage indicating mechanism, includes the circuit breaker unit, with the earth leakage protection unit that circuit breaker unit assembled mutually, its characterized in that: the leakage protection unit comprises a shell and a leakage indication tripping mechanism arranged in the shell, the leakage indication tripping mechanism comprises a leakage indication handle arranged in the shell in a rotating way, a rotating disc which is arranged in the shell and matched with a tripping shaft of the circuit breaker unit in a rotating way, a jump buckle which is arranged on the rotating disc in a rotating way, a lock catch which is matched with the jump buckle in the rotating way, an electromagnetic release which is arranged in the shell and is matched with the lock catch, and a connecting rod which is connected with the jump buckle and the leakage indication handle, the leakage indication handle is respectively provided with a closing indication mark and a leakage indication mark, an indication hole is formed in the shell corresponding to the leakage indication handle, one end of the leakage indication handle is inserted on an operating handle of the circuit breaker unit, and when the operating handle rotates towards the closing direction, the leakage indication handle is in linkage fit with the operating handle in a free fit manner when the operating handle rotates towards the opening direction.
2. The earth leakage breaker with an earth leakage indication mechanism according to claim 1, wherein: the electric leakage indication handle one end have the drive shaft portion that exposes outside the casing, be provided with the lug on the periphery of drive shaft portion, operating handle one end have with drive shaft portion matched with locating hole, and be provided with in the locating hole with lug matched with arc guide way, the drive shaft portion alternate in the locating hole, the lug slide and set up in the arc guide way.
3. The earth leakage breaker with an earth leakage indication mechanism according to claim 1 or 2, characterized in that: the shell in be provided with the protection apron of shroud on electric leakage indicating mechanism, protection apron on correspond electric leakage indicating handle other end department and have the locating shaft, electric leakage indicating handle other end have with locating shaft matched with locating hole, the locating shaft alternate in the locating hole, and constitute electric leakage indicating handle and protection apron's swivelling joint cooperation.
4. The earth leakage breaker with an earth leakage indication mechanism according to claim 3, wherein: the rotary table is characterized in that a positioning groove is formed in the protective cover plate, corresponding to one side of the rotary table, a rotating shaft part which is inserted into the positioning groove is arranged on one side of the rotary table, and the rotary table is matched with the protective cover plate in a rotary connection mode.
5. The earth leakage breaker with an earth leakage indication mechanism according to claim 3, wherein: the protective cover plate is characterized in that a clamping plate is arranged at one end of the protective cover plate, a clamping hole is formed in the clamping plate, a clamping block matched with the clamping hole is arranged in the shell, the clamping block is clamped in the clamping hole, a limiting plate is arranged at the other end of the protective cover plate, a clamping hook matched with the limiting plate is arranged in the shell, and the limiting plate is clamped in the clamping hook and is matched with the protective cover plate in a clamping mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320492446.5U CN219350115U (en) | 2023-03-09 | 2023-03-09 | Leakage circuit breaker with leakage indicating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320492446.5U CN219350115U (en) | 2023-03-09 | 2023-03-09 | Leakage circuit breaker with leakage indicating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219350115U true CN219350115U (en) | 2023-07-14 |
Family
ID=87107057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320492446.5U Active CN219350115U (en) | 2023-03-09 | 2023-03-09 | Leakage circuit breaker with leakage indicating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219350115U (en) |
-
2023
- 2023-03-09 CN CN202320492446.5U patent/CN219350115U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111785586A (en) | Operating mechanism of circuit breaker | |
| CN219350115U (en) | Leakage circuit breaker with leakage indicating mechanism | |
| CN202018931U (en) | Miniature circuit breaker with under-voltage and over-voltage protection | |
| CN103915297B (en) | There is the chopper of indicating fault | |
| CN208460693U (en) | A kind of compact electromagnetic dropout type leakage circuit breakers | |
| CN201975350U (en) | Small-sized circuit breaker with function of undervoltage and overvoltage protection | |
| CN108695119B (en) | Electric operating mechanism of miniature circuit breaker | |
| CN213025994U (en) | Circuit breaker | |
| WO2023236380A1 (en) | Residual current operated circuit breaker | |
| CN221101976U (en) | Switching-on/off indicating mechanism of leakage breaker | |
| CN219163297U (en) | Leakage indication mechanism of leakage circuit breaker | |
| CN218849399U (en) | Electric leakage circuit breaker with double indication functions | |
| CN102237228B (en) | Over-voltage/under-voltage protection device of miniature circuit breaker | |
| CN210778441U (en) | Electric leakage fault indicating device and electric leakage protection circuit breaker | |
| CN209266325U (en) | A kind of residual current action breaker | |
| CN221101985U (en) | Electric operating mechanism | |
| CN207338281U (en) | A kind of miniature circuit breaker | |
| CN218241736U (en) | Indicating mechanism of dual-power automatic transfer switch | |
| CN218447774U (en) | Small-size circuit breaker that leaks | |
| CN115020160B (en) | Structure for indicating tripping position of hydraulic electromagnetic circuit breaker | |
| CN221008882U (en) | Leakage module of small leakage circuit breaker | |
| CN220710214U (en) | Leakage protection module of small-sized leakage circuit breaker | |
| CN208336128U (en) | A kind of plastic housing leakage circuit breakers coincidence brake mechanism | |
| CN220933990U (en) | Operating mechanism of circuit breaker | |
| CN214477259U (en) | Operating mechanism of automatic reclosing miniature circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |