CN108133874B - Leakage tripping mechanism of leakage circuit breaker - Google Patents
Leakage tripping mechanism of leakage circuit breaker Download PDFInfo
- Publication number
- CN108133874B CN108133874B CN201810026325.5A CN201810026325A CN108133874B CN 108133874 B CN108133874 B CN 108133874B CN 201810026325 A CN201810026325 A CN 201810026325A CN 108133874 B CN108133874 B CN 108133874B
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- Prior art keywords
- leakage
- electric leakage
- baffle
- tripping
- tripping device
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000003068 static effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
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- Breakers (AREA)
Abstract
An electric leakage tripping mechanism of an electric leakage breaker. The electric leakage tripping device mainly solves the problems that an electric leakage tripping mechanism of the existing electric leakage circuit breaker is complex in structure and inconvenient to use. The method is characterized in that: still be equipped with clearance fit's instruction button and will in the casing the elastic component of instruction button upward application of force, instruction button bottom is equipped with turns the foot, second tripping device includes first release and by first release drives back and forth wobbling pivoted rotating plate, the rotating plate bottom with the release corresponds the setting, the upper end be equipped with turn foot sliding fit's baffle, be equipped with on the baffle with turn the foot corresponds and be equipped with the draw-in groove. The invention provides an electric leakage tripping mechanism of an electric leakage breaker, which drives a rotating plate to rotate through the first tripping device so as to drive a lock catch to trip, and has the advantages of simple structure and convenient use.
Description
Technical Field
The invention relates to the field of circuit breakers, in particular to an electric leakage tripping mechanism of an electric leakage circuit breaker.
Background
The leakage breaker is a switch that can automatically operate when the leakage current in the circuit exceeds a predetermined value. The common leakage circuit breakers are classified into a voltage type and a current type, and the current type is classified into an electromagnetic type and an electronic type.
The leakage circuit breaker is actually a circuit breaker with a leakage protection function, and comprises a circuit breaker mechanism and a leakage unit, wherein the existing leakage unit is connected with a circuit breaker moving contact in the circuit breaker mechanism through a connecting rod, namely, the leakage unit drives the circuit breaker moving contact to act through the connecting rod after detecting that the circuit is leaked, and further breaking tripping is realized through the circuit breaker mechanism.
The current leakage tripping mechanism of the current leakage circuit breaker has a complex structure and is inconvenient to use.
Disclosure of Invention
In order to overcome the defects of the background technology, the invention provides an electric leakage tripping mechanism of an electric leakage breaker, which mainly solves the problems of complex structure and inconvenient use of the electric leakage tripping mechanism of the traditional electric leakage breaker.
The technical scheme adopted by the invention is as follows:
the utility model provides an electric leakage tripping device of electric leakage circuit breaker, includes the casing, be equipped with the first cavity that is used for installing the circuit breaker unit in the casing and be used for installing the second cavity of electric leakage unit, be equipped with first tripping device in the first cavity, first tripping device includes rotatable hasp of installing in the casing, be equipped with the release lever on the hasp, be equipped with second tripping device in the second cavity, still be equipped with movable fit's instruction button and will the elastic component of the upward application of force of instruction button in the casing, instruction button bottom is equipped with the turning foot, second tripping device include first release and by first release drives back and forth wobbling pivoted rotating plate, rotating plate bottom with the release lever corresponds the setting, the upper end be equipped with turning foot sliding fit's baffle, be equipped with on the baffle with turning foot corresponds and be equipped with the draw-in groove.
The shell is internally provided with a fixed plate corresponding to the indication button, the indication button is internally provided with a containing groove, the containing groove is internally provided with an elastic piece, and the bottom of the elastic piece is contacted with the fixed plate, and the top of the elastic piece is contacted with the top of the inner wall of the containing groove.
And a limiting block is further arranged at the bottom of the rotating plate.
The first tripping mechanism comprises a first support, the lock catch is arranged on the first support, a linkage rod is arranged at the back of the lock catch, and the second support rotates synchronously with the first support through the linkage rod.
The second release further comprises a movable rod, a baffle ring is arranged at the front end of the movable rod, a through hole for the movable rod to pass through is formed in the baffle plate, and the diameter of the baffle ring is larger than that of the through hole.
The baffle up end still is equipped with the opening, the opening with the baffle ring intercommunication.
The beneficial effects of the invention are as follows: the invention provides an electric leakage tripping mechanism of an electric leakage breaker, which drives a rotating plate to rotate through the first tripping device so as to drive a lock catch to trip, and has the advantages of simple structure and convenient use.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a partial perspective view of an embodiment of the present invention.
Fig. 3 is a partial perspective view of an embodiment of the present invention.
Fig. 4 is a partial perspective view of an embodiment of the present invention.
Fig. 5 is an exploded view of a second trip unit according to one embodiment of the present invention.
Fig. 6 is a schematic view of a rotating plate according to an embodiment of the present invention.
Fig. 7 is a schematic view of a second chamber according to an embodiment of the invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings: as shown in the figure, an electric leakage tripping mechanism of an electric leakage breaker comprises a shell 9, be equipped with in the shell 9 be used for installing the first cavity of circuit breaker unit and be used for installing the second cavity 2 of electric leakage unit, be equipped with first tripping device in the first cavity, first tripping device includes rotatable hasp 12 of installing in the shell, be equipped with release rod 121 on the hasp, be equipped with second tripping device in the second cavity 2, still be equipped with loose fit's instruction button 23 and will the elastic component 24 of instruction button upward application of force in the shell, the instruction button 23 bottom is equipped with turning leg 231, second tripping device includes first release 21 and by first release 21 drives back and forth wobbling pivoted rotating plate 22, the rotating plate bottom with the release rod corresponds the setting, the upper end be equipped with turning leg sliding fit's baffle 221, be equipped with on the baffle with turning leg corresponds and is equipped with draw-in groove 222. Other spare parts in the electric leakage circuit breaker, such as the circuit board, the mutual-inductor is prior art, and unnecessary description, when the electric leakage condition appears, movable rod shrink drives the rotation board anticlockwise rotation, thereby the lower extreme of rotation board promotes trip lever 121 rotation and drives the hasp and trip, and on the other hand, the baffle can leave the turning foot, and the casing surface can be popped out under the effect of elastic component to the instruction button like this and be used for instructing, and unable manual pulling handle is closed on this moment, only presses the instruction button and makes the movable rod reset just can be closed.
In this embodiment, as shown in the drawing, the second trip mechanism further includes a second bracket 27, a second moving contact 271 is disposed on the second bracket, and a tension spring 272 is disposed in the housing, and the tension spring is used to rotate the second bracket toward the breaking direction of the second moving contact. When the second moving contact is disconnected, the second moving contact is pulled to rapidly act through the tension spring, and in the embodiment, the tension spring pulls the second moving contact to rotate anticlockwise to achieve rapid disconnection.
In this embodiment, as shown in the drawing, a fixing plate 91 is disposed in the housing corresponding to the indication button, a receiving groove 232 is disposed in the indication button, the elastic member is disposed in the receiving groove, and the bottom of the elastic member contacts with the fixing plate, and the top of the elastic member contacts with the top of the inner wall of the receiving groove. Simple structure and convenient use.
In this embodiment, as shown in the drawing, a limiting block 223 is further disposed at the bottom of the rotating plate. The stroke is controlled, and the use effect is better.
In this embodiment, as shown in the drawing, the outer wall of the casing is further provided with an open slot 92, and further comprises a test button 26, the bottom of the test button is provided with a barb 261 engaged with the inner wall of the open slot in a clamping manner, two sides of the test button 26, opposite to the barb, are provided with through slots 262, and the bottom of the test button is further provided with an elastic sheet. When the test button is installed, the test button can be installed in place by being vertically pressed, the bottom is supported by the elastic sheet, the barb can be clamped on the inner wall of the shell, and the through groove can strengthen the elasticity of the barb so as to facilitate assembly.
In this embodiment, as shown in the drawing, the first trip mechanism includes a first bracket 11, the lock catch is disposed on the first bracket, a linkage rod 1211 is disposed at the back of the lock catch, and the second bracket rotates synchronously with the first bracket through the linkage rod. When the circuit breaker unit is tripped, the lock catch rotates to drive the second bracket to rotate through the linkage rod 1211, and then the second movable contact is driven to trip, so that the synchronism is high, and the use effect is good.
In this embodiment, as shown in the drawing, the first cavity is further provided with a second release, the second release includes a magnetic yoke 211 and a static iron core 214, a coil 212 is welded on the magnetic yoke 211, the magnetic yoke includes two side plates 213, two clamping grooves 215 are respectively formed in the side plates, the front end and the rear end of the static iron core are respectively arranged in the two clamping grooves on the side plates, and the coil is sleeved at the middle end of the static iron core. The installation is more convenient, only the static iron core is required to be installed in place, and the movable iron core (movable rod) is arranged in the static iron core.
In this embodiment, as shown in the drawing, the second release further includes a movable rod 216, a baffle ring 2161 is disposed at the front end of the movable rod, and a through hole 2211 for the movable rod to pass through is disposed on the baffle plate, and the diameter of the baffle ring is larger than that of the through hole. And the operation is stable.
In this embodiment, as shown in the figure, the upper end surface of the baffle is further provided with a notch 2212, and the notch is communicated with the baffle ring. The installation is more convenient.
The examples should not be construed as limiting the invention, but any modifications based on the spirit of the invention should be within the scope of the invention.
Claims (4)
1. The utility model provides an electric leakage tripping device of electric leakage circuit breaker, includes casing (9), be equipped with in casing (9) be used for installing the first cavity of circuit breaker unit and be used for installing electric leakage unit second cavity (2), be equipped with first tripping device in the first cavity, first tripping device includes rotatable hasp (12) of installing in the casing, be equipped with release bar (121) on the hasp, be equipped with second tripping device in second cavity (2), its characterized in that: the shell is internally provided with an indication button (23) which is movably matched and an elastic piece (24) which is used for applying force upwards to the indication button, the bottom of the indication button (23) is provided with a turning foot (231), the second tripping mechanism comprises a first tripping device (21) and a rotating plate (22) which is driven by the first tripping device (21) to swing back and forth, the bottom of the rotating plate is correspondingly arranged with the tripping rod, the upper end of the rotating plate is provided with a baffle (221) which is in sliding fit with the turning foot, and the baffle is provided with a clamping groove (222) which is correspondingly provided with the turning foot; a fixed plate (91) is arranged in the shell and corresponds to the indication button, a containing groove (232) is arranged in the indication button, the elastic piece is arranged in the containing groove, the bottom of the elastic piece is contacted with the fixed plate, and the top of the elastic piece is contacted with the top of the inner wall of the containing groove; and a limiting block (223) is further arranged at the bottom of the rotating plate.
2. The leakage trip mechanism of a leakage breaker according to claim 1, wherein: the first tripping mechanism comprises a first bracket (11), the second tripping mechanism comprises a second bracket (27), the lock catch is arranged on the first bracket, the back of the lock catch is provided with a linkage rod (1211), and the second bracket synchronously rotates with the first bracket through the linkage rod.
3. The leakage trip mechanism of a leakage breaker according to claim 2, wherein: the first cavity is internally provided with a second release, the second release further comprises a movable rod (216), the front end of the movable rod is provided with a baffle ring (2161), the baffle is provided with a through hole (2211) for the movable rod to pass through, and the diameter of the baffle ring is larger than that of the through hole.
4. A leakage trip mechanism for a leakage breaker according to claim 3, wherein: the upper end surface of the baffle plate is also provided with a notch (2212), and the notch is communicated with the baffle ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810026325.5A CN108133874B (en) | 2018-01-11 | 2018-01-11 | Leakage tripping mechanism of leakage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810026325.5A CN108133874B (en) | 2018-01-11 | 2018-01-11 | Leakage tripping mechanism of leakage circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108133874A CN108133874A (en) | 2018-06-08 |
| CN108133874B true CN108133874B (en) | 2024-04-02 |
Family
ID=62399761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810026325.5A Active CN108133874B (en) | 2018-01-11 | 2018-01-11 | Leakage tripping mechanism of leakage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108133874B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109087830A (en) * | 2018-07-27 | 2018-12-25 | 高能格乐电气股份有限公司 | Leakage circuit breakers |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09213193A (en) * | 1996-02-07 | 1997-08-15 | Toshiba Corp | Circuit breaker |
| CN203760402U (en) * | 2014-02-19 | 2014-08-06 | 温州中菱电器有限公司 | Miniature circuit breaker electromagnetic release |
| CN204991631U (en) * | 2015-09-09 | 2016-01-20 | 浙江正泰电器股份有限公司 | Tripping device of residual current action type circuit breaker |
| CN205452213U (en) * | 2016-03-30 | 2016-08-10 | 浙江天正电气股份有限公司 | Electric leakage circuit breaker with touch switch |
| CN205810728U (en) * | 2016-06-29 | 2016-12-14 | 温州罗格朗电器有限公司 | A kind of rapid RCCB of disjunction |
| CN205828306U (en) * | 2016-06-29 | 2016-12-21 | 温州罗格朗电器有限公司 | A kind of discernible RCCB |
| CN207966901U (en) * | 2018-01-11 | 2018-10-12 | 浙江天正电气股份有限公司 | A kind of electrical leakage tripping device of leakage circuit breakers |
-
2018
- 2018-01-11 CN CN201810026325.5A patent/CN108133874B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09213193A (en) * | 1996-02-07 | 1997-08-15 | Toshiba Corp | Circuit breaker |
| CN203760402U (en) * | 2014-02-19 | 2014-08-06 | 温州中菱电器有限公司 | Miniature circuit breaker electromagnetic release |
| CN204991631U (en) * | 2015-09-09 | 2016-01-20 | 浙江正泰电器股份有限公司 | Tripping device of residual current action type circuit breaker |
| CN205452213U (en) * | 2016-03-30 | 2016-08-10 | 浙江天正电气股份有限公司 | Electric leakage circuit breaker with touch switch |
| CN205810728U (en) * | 2016-06-29 | 2016-12-14 | 温州罗格朗电器有限公司 | A kind of rapid RCCB of disjunction |
| CN205828306U (en) * | 2016-06-29 | 2016-12-21 | 温州罗格朗电器有限公司 | A kind of discernible RCCB |
| CN207966901U (en) * | 2018-01-11 | 2018-10-12 | 浙江天正电气股份有限公司 | A kind of electrical leakage tripping device of leakage circuit breakers |
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| Publication number | Publication date |
|---|---|
| CN108133874A (en) | 2018-06-08 |
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