AU2017352603A1 - Earth-leakage circuit breaker capable of being forwardly and reversely wired - Google Patents
Earth-leakage circuit breaker capable of being forwardly and reversely wired Download PDFInfo
- Publication number
- AU2017352603A1 AU2017352603A1 AU2017352603A AU2017352603A AU2017352603A1 AU 2017352603 A1 AU2017352603 A1 AU 2017352603A1 AU 2017352603 A AU2017352603 A AU 2017352603A AU 2017352603 A AU2017352603 A AU 2017352603A AU 2017352603 A1 AU2017352603 A1 AU 2017352603A1
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- AU
- Australia
- Prior art keywords
- extension arm
- conductive column
- button
- movable contact
- conductive
- 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.)
- Abandoned
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
- H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
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- Breakers (AREA)
Abstract
An earth-leakage circuit breaker capable of being forwardly and reversely wired, characterized in that: a test button assembly (6) comprises a button (61), a conductive torsion spring (62), and a conductive column; the conductive column is disposed on a base (1); when the movable contact carrier (5) is rotated to make a movable contact and a stationary contact opened, a lever (51) is moved, and then a first extension arm (621) is disconnected from a first conductive column (631); a second extension arm (622) is disposed corresponding to a third conductive column (633), and the second extension arm (622) is configured to be in linkage with the button (61); by pressing the button (61), the second extension arm (622) can be pressed to be electrically connected to the third conductive column (633); when the button (61) is released, the second extension arm (622) is disconnected from the third conductive column (633). According to the solution, even when the product is closed, an L-phase power supply provides power to a circuit board and a test device, the earth-leakage circuit breaker can work normally, and the product will not be affected no matter forward wiring or reverse wiring is utilized; thus, an earth-leakage circuit breaker capable of being forwardly and reversely wired is provided.
Description
Description
EARTH-LEAKAGE CIRCUIT BREAKER CAPABLE OF BEING FORWARDLY AND REVERSELY WIRED
Field of the Invention [OOOljThe invention relates to an earth-leakage circuit breaker, in particular to an earth-leakage circuit breaker capable of being forwardly and reversely wired.
Background of the Invention [0002]The structure of the prior earth-leakage circuit breaker generally due to the circuit board and the test device takes power from the upper or lower end of the earth-leakage circuit breaker, the side on the circuit board where the power is taken is the load side, and the side where the power is not taken is the line side, if reversed, the circuit board is on state even if the product is disconnected, and the long-term charging of the circuit board affects service life thereof; if the test button is pressed, the product is broken, but the test loop still has current, which causes the product to bum out, and the loss of design or change may be caused due to the inconsistency between the design of user’s distribution line or distribution box and the fixed connection mode of the product, also, unskilled person can't install well. In some prior art, the circuit boards and test device are mechanically linked with the L phase and the handle when the power is taken, that is, the L phase is disconnected when the handle is in the opening position, and the L phase is closed when the handle is in the closed position, but the product is tripped, and when the handle is locked in the closing state, the L phase of the circuit board and the test device are always in a charged state, thereby the product will also be burnt. In some other prior art, the test device cannot be electrically connected when the product is disconnected, but the circuit board is always charged, and the circuit board is always in a charged
Description aging state whether the product is disconnected or closed, which seriously affects the service life of the product. Therefore, there are great risks and deficiencies in the above methods.
Disclosure of the invention
Technical issue [0003 ]The invention overcomes the deficiencies of the prior art by providing a circuit breaker by which L phase has power to supply the circuit board and the test device when the product is closed, and the earth-leakage circuit breaker can work normally. When the product is in the opening state or tripped, the L phase power is disconnected regardless of the position of the handle, and the circuit board and the test device are without power supplied by L phase power. Therefore, a new type of earth-leakage circuit breaker capable of being forwardly and reversely wired, has no effect on the product whether the lines are wired forwardly or reversely.
Technical Solutions of the issue
Technical Solution [0004]In order to achieve the above object, the invention provides the following technical schemes: An earth-leakage circuit breaker capable of being forwardly and reversely wired, comprising, a base, an intermediate partition, a top cap, a test apparatus, a circuit board, a handle, movable contact components, a stationary contact, an arc extinguish chamber and a tripping mechanism, wherein the movable contact components comprise a movable contact carrier and a movable contact, the movable contact is provided on the movable contact carrier, the intermediate partition is arranged between the base and the top cap, a first mounting section is formed between the intermediate partition and the top cap for mounting the movable contact components and the stationary contact, a second mounting section is formed between the intermediate partition and the base for mounting the test apparatus, the test apparatus comprise a test button assembly and a test loop, wherein the test button assembly comprises a button, a conductive torsion spring, and conductive columns, the conductive columns are disposed on the base, the conductive columns comprise a first conductive
Description column for power supply, a second conductive column connected to the circuit board, and a third conductive column connected to the N pole of the test loop; the conductive torsion spring comprises a first extension arm, a second extension arm and a torsion spring hole arranged between the first extension arm and the second extension arm, wherein the torsion spring hole is sleeved on the second conductive column and the first extension arm is disposed corresponding to the first conductive column; the movable contact carrier is extended with a lever, when the movable contact carrier is rotated to make the movable contact and the stationary contact closed, the first extension arm is pressed by the lever to be electrically connected to the first conductive column, when the movable contact carrier is rotated to make the movable contact and the stationary contact opened, the lever is moved, and then the first extension arm is disconnected from the first conductive column; the second extension arm is disposed corresponding to a third conductive column, and the second extension arm is configured to be in linkage with the button; by pressing the button, the second extension arm can be pressed to be electrically connected to the third conductive column; when the button is released, the second extension arm is disconnected from the third conductive column.
Advantageous effects of the invention
Advantageous effects [0005]By adopting the above schemes, what we should do when operating the invention is as follows: when the handle is rotated, the U-shaped connecting rod on the circuit breaker drives lock catch, jump pin, movable contact carrier and the like to move together with the handle, the lever on the movable contact carrier moves and drives the movement of the first extension arm, and the first extension arm contacts the first conductive column when approached or approaching the closed position, at which time the L phase power is conducted to the second conductive column and the
Description circuit board by the first extension arm, after the conduction of the second extension arm and the L phase power, the second extension arm and the third conductive column are electrically connected by pressing the test button, and the product operates. When the product is in the opening state or the product mechanism is tripped and the handle is in the locked state, the mechanism is returned under the action of the tension spring, and the movable contact carrier returns to the disconnected position, and the first extension arm is returned under the action of its own elastic force and disconnected from the first conductive column, at this point, the circuit board and the second extension arm have no power input, and no current is generated by pressing the test button. Therefore, the product can work normally and reliably only when it is closed whether the lines are wired forwardly or reversely, when the product is disconnected, the test device and the circuit board have no L phase power input, which greatly improves the service life and reliability of the product; it is also claimed in the disclosure that the first conductive column for power supply means that the first conductive column is connected to the L phase of the circuit breaker, to the stationary contact, or can also be connected to terminal blocks on the circuit breaker.
[0006] A further arrangement of the invention is: the conductive columns are all formed by a protruding column on a conductive tube sleeved on the base, the base is provided with a block, the block is pressed to and cooperated with the first extension arm after the first extension arm is disconnected from the first conductive column, a protection edge block is provided below the third conductive column, the button is disposed on the one end of the base and provided with a groove, the second extension arm is disposed in the groove.
[0007] By adopting the above scheme, the structure of the invention is simpler than that of the prior art, in particular, it is convenient to install and manufacture, in addition, the setting of the block can
Description control the movement of the first extension arm to improve the stability of work, and the setting of the protection edge block is to prevent the third conductive column from arbitrarily movement inside the circuit breaker after breaking which affects the safety of the product.
[0008] A further arrangement of the invention is: the intermediate partition is provided with a long through hole, the lever passes through the long through hole to press to and cooperate with the first extension arm, and the top end of the lever adjacent to the first extension arm is disposed as a slope.
[0009] By adopting the above scheme, the invention is convenient to install, especially the setting of the slope can prevent getting stuck when installing.
[0010] The final setting of the invention is: the upper side of the base is provided with a through hole for the button passing through, the front and rear sides of the inner side of the through hole are respectively provided with a baffle, the front baffle near the second conductive column is spaced from the edge of the through hole, the button is provided with a horizontal plate matched with the spacing, and the rear baffle near the third conductive column is horizontally disposed with the edge of the through hole.
[0011] By adopting the above scheme, the structure of the button is reasonable and there is no leakage of electricity, the specific embodiment is that if the second extension arm is broken or bent, no electricity running through the crack of the through hole to affect the safety of the operator.
[0012] The invention is further described below with reference to accompanying drawings.
Brief Description of the Drawings
Description of the Drawings [0013] FIG. 1 is a space diagram of the embodiment of the invention;
Description [0014] FIG. 2 shows the internal structure of the button assembly according to the embodiment of the invention;
[0015] FIG. 3 is a space diagram of the torsion spring according to the embodiment of the invention; [0016] FIG. 4 is a space diagram of the button according to the embodiment of the invention;
[0017] FIG. 5 is a space diagram of the movable contact carrier according to the embodiment of the invention;
[0018] FIG. 6 is a space diagram of the intermediate partition according to the embodiment of the invention;
[0019] FIG. 7 shows the internal structure of the button assembly according to the embodiment of the invention when the circuit breaker in opened state;
[0020] FIG. 8 shows the internal structure of the button assembly according to the embodiment of the invention when the circuit breaker in closed state;
[0021] FIG. 9 shows the internal structure of the button assembly according to the embodiment of the invention when the handle in locked state;
[0022] FIG. 10 is a structure diagram of the circuit breaker showing one side of the movable contact and the stationary contact according to the embodiment of the invention.
The preferred embodiment of the invention
Preferred Embodiments of the Invention [0023] As shown in FIGs 1-10, an earth-leakage circuit breaker capable of being forwardly and reversely wired, comprising, a base 1, an intermediate partition 2, a top cap 3, a test apparatus, a circuit board, a handle 4, movable contact components, a stationary contact, an arc extinguish chamber and a tripping mechanism, wherein the movable contact components comprise a movable
Description contact carrier 5 and a movable contact, the movable contact is provided on the movable contact carrier 5, the intermediate partition 2 is arranged between the base 1 and the top cap 3, a first mounting section 21 is formed between the intermediate partition 2 and the top cap 3 for mounting the movable contact components and the stationary contact, a second mounting section 22 is formed between the intermediate partition 2 and the base 1 for mounting the test apparatus, the test apparatus comprise a test button assembly and a test loop 6; the above technical features are common in prior earth-leakage circuit breakers, thereby the above technical features will not be describe in detail below, and the test loop in the disclosure may be a circuit disposed on a circuit board or a circuit connected by several wires, the test button assembly 6 comprises a button 61, a conductive torsion spring 62, and conductive columns, the conductive columns are disposed on the base 1, the conductive columns comprise a first conductive column 631 for power supply, a second conductive column 632 connected to the circuit board, and a third conductive column 633 connected to the N pole of the test loop; the conductive torsion spring 62 comprises a first extension arm 621, a second extension arm 622 and a torsion spring hole 623 arranged between the first extension arm 62 f and the second extension arm 622, wherein the torsion spring hole 623 is sleeved on the second conductive column 632 and the first extension arm 621 is disposed corresponding to the first conductive column 631; the movable contact carrier 5 is extended with a lever 51, when the movable contact carrier 5 is rotated to make the movable contact and the stationary contact closed, the first extension arm 621 is pressed by the lever 51 to be electrically connected to the first conductive column 631, when the movable contact carrier 5 is rotated to make the movable contact and the stationary contact opened, the lever 51 is moved, and then the first extension arm 62 f is disconnected from the first conductive column 631; the second extension arm 622 is disposed
Description corresponding to a third conductive column 633, and the second extension arm 622 is configured to be in linkage with the button 61; by pressing the button 61, the second extension arm 622 can be pressed to be electrically connected to the third conductive column 633; when the button 61 is released, the second extension arm 622 is disconnected from the third conductive column 633. The specific operations are as follows: when the handle 4 is rotated, the U-shaped connecting rod on the circuit breaker drives lock catch, jump pin, movable contact carrier and the like to move together with the handle 4, the lever 51 on the movable contact carrier 5 moves and drives the movement of the first extension arm 62 f, and the first extension arm 62 f contacts the first conductive column 631 when approached or approaching the closed position, at which time the L phase power is conducted to the second conductive column 632 and the circuit board by the first extension arm 621, after the conduction of the second extension arm 622 and the L phase power, the second extension arm 622 and the third conductive column 633 are electrically connected by pressing the test button 61, and the product operates. When the product is in the opening state or the product mechanism is tripped and the handle 4 is in the locked state, the mechanism is returned under the action of the tension spring, and the movable contact carrier 5 returns to the disconnected position, and the first extension arm 621 is returned under the action of its own elastic force and disconnected from the first conductive column 631, at this point, the circuit board and the second extension arm 622 have no power input, and no current is generated by pressing the test button 61. Therefore, the product can work normally and reliably only when it is closed whether the lines are wired forwardly or reversely, when the product is disconnected, the test device and the circuit board have no L phase power input, which greatly improves the service life and reliability of the product; it is also claimed in the disclosure that the first conductive column 631 for power supply means that the first
Description conductive column 631 is connected to the L phase of the circuit breaker, to the stationary contact, or can also be connected to terminal blocks on the circuit breaker. The main function of the test circuit is to simulate a leakage current to make the product disconnect when the test button is pressed, if the product cannot be disconnected, the product is damaged. The test device is mainly for the user to judge whether the product is reliable or not; the test device is mainly used for the user to judge whether the product operated reliably or not.
[0024]In the embodiment of the invention, the conductive columns are all formed by a protruding column on a conductive tube sleeved on the base 1, the base 1 is provided with a block 11, the block 11 is pressed to and cooperated with the first extension arm 621 after the first extension arm 621 is disconnected from the first conductive column 631, which can control the movement of the first extension arm 621 to improve the stability of work; a protection edge block 12 is provided below the third conductive column 633, the setting of the protection edge block 12 is to prevent the third conductive column 633 from arbitrarily movement inside the circuit breaker after breaking which affects the safety of the product. The button 61 is disposed on the one end of the base 1 and provided with a groove 611, the second extension arm 622 is disposed in the groove 611.
[0025]In the embodiment of the invention, the intermediate partition 2 is provided with a long through hole 21, the lever 51 passes through the long through hole 21 to press to and cooperate with the first extension arm 621, and the top end of the lever 51 adjacent to the first extension arm 621 is disposed as a slope 511, the setting of the slope 511 can prevent getting stuck when installing. In the embodiment of the invention, the upper side of the base 1 is provided with a through hole for the button 61 passing through, the front and rear sides of the inner side of the through hole are respectively provided with a baffle 131 and 132, the front baffle 131 near the second conductive
Description column 632 is spaced from the edge of the through hole, the button 61 is provided with a horizontal plate 612 matched with the spacing, and the rear baffle 132 near the third conductive column 633 is horizontally disposed with the edge of the through hole; by adopting the above scheme, the structure of the button 61 is reasonable and there is no leakage of electricity, the specific embodiment is that if the second extension arm 622 is broken or bent, no electricity running through the crack of the through hole to affect the safety of the operator.
Invention embodiment
Embodiments of the invention [0026]
Industrial applicability [0027]
Sequence table free content [0028]
Claims
Claims
1. An earth-leakage circuit breaker capable of being forwardly and reversely wired, comprising, a base, an intermediate partition, a top cap, a test apparatus, a circuit board, a handle, movable contact components, a stationary contact, an arc extinguish chamber and a tripping mechanism, wherein the movable contact components comprise a movable contact carrier and a movable contact, the movable contact is provided on the movable contact carrier, the intermediate partition is arranged between the base and the top cap, a first mounting section is formed between the intermediate partition and the top cap for mounting the movable contact components and the stationary contact, a second mounting section is formed between the intermediate partition and the base for mounting the test apparatus, the test apparatus comprise a test button assembly and a test loop, wherein the test button assembly comprises a button, a conductive torsion spring, and conductive columns, the conductive columns are disposed on the base, the conductive columns comprise a first conductive column for power supply, a second conductive column connected to the circuit board, and a third conductive column connected to the N pole of the test loop; wherein the conductive torsion spring comprises a first extension arm, a second extension arm and a torsion spring hole arranged between the first extension arm and the second extension arm, wherein the torsion spring hole is sleeved on the second conductive column and the first extension arm is disposed corresponding to the first conductive column; the movable contact carrier is extended with a lever, when the movable contact carrier is rotated to make the movable contact and the stationary contact closed, the first extension arm is pressed by the lever to be electrically connected to the first conductive column, when the movable contact carrier is rotated to make the movable contact and the stationary contact opened, the lever is moved, and then the first extension arm is disconnected from the first conductive column; the second extension arm is disposed corresponding to the third conductive column, and the second extension arm is configured to be in linkage with the button; by pressing the button, the second extension arm can be pressed to be electrically connected to the third conductive column; when the button is released, the second extension arm is disconnected from the third conductive column.
2. The earth-leakage circuit breaker capable of being forwardly and reversely wired of claim 1, wherein the conductive columns are all formed by a protruding column on a conductive tube sleeved on the base, the base is provided with a block, the block is pressed to and cooperated with the first extension arm after the first extension arm is disconnected from the first conductive column, a protection edge block is provided below the third conductive column, the button is disposed on the one end of the base and provided with a groove, the second extension arm is disposed in the groove.
Claims (5)
- ClaimsClaims1. An earth-leakage circuit breaker capable of being forwardly and reversely wired, comprising, a base, an intermediate partition, a top cap, a test apparatus, a circuit board, a handle, movable contact components, a stationary contact, an arc extinguish chamber and a tripping mechanism, wherein the movable contact components comprise a movable contact carrier and a movable contact, the movable contact is provided on the movable contact carrier, the intermediate partition is arranged between the base and the top cap, a first mounting section is formed between the intermediate partition and the top cap for mounting the movable contact components and the stationary contact, a second mounting section is formed between the intermediate partition and the base for mounting the test apparatus, the test apparatus comprise a test button assembly and a test loop, wherein the test button assembly comprises a button, a conductive torsion spring, and conductive columns, the conductive columns are disposed on the base, the conductive columns comprise a first conductive column for power supply, a second conductive column connected to the circuit board, and a third conductive column connected to the N pole of the test loop; wherein the conductive torsion spring comprises a first extension arm, a second extension arm and a torsion spring hole arranged between the first extension arm and the second extension arm, wherein the torsion spring hole is sleeved on the second conductive column and the first extension arm is disposed corresponding to the first conductive column; the movable contact carrier is extended with a lever, when the movable contact carrier is rotated to make the movable contact and the stationary contact closed, the first extension arm is pressed by the lever to be electrically connected to the first conductive column, when the movable contact carrier is rotated to make the movable contact and the stationary contact opened, the lever is moved, and then the first extension arm is disconnected from the first conductive column; the second extension arm is disposed corresponding to the third conductive column, and the second extension arm is configured to be in linkage with the button; by pressing the button, the second extension arm can be pressed to be electrically connected to the third conductive column; when the button is released, the second extension arm is disconnected from the third conductive column.
- 2. The earth-leakage circuit breaker capable of being forwardly and reversely wired of claim 1, wherein the conductive columns are all formed by a protruding column on a conductive tube sleeved on the base, the base is provided with a block, the block is pressed to and cooperated with the first extension arm after the first extension arm is disconnected from the first conductive column, a protection edge block is provided below the third conductive column, the button is disposed on the one end of the base and provided with a groove, the second extension arm is disposed in the groove.Claims
- 3. The earth-leakage circuit breaker capable of being forwardly and reversely wired of claim 1 or 2, wherein the intermediate partition is provided with a long through hole, the lever passes through the long through hole to press to and cooperate with the first extension arm, and the top end of the lever adjacent to the first extension arm is disposed as a slope.
- 4. The earth-leakage circuit breaker capable of being forwardly and reversely wired of claim 1 or 2, wherein the upper side of the base is provided with a through hole for the button passing through, the front and rear sides of the inner side of the through hole are respectively provided with a baffle, the front baffle near the second conductive column is spaced from the edge of the through hole, the button is provided with a horizontal plate matched with the spacing, and the rear baffle near the third conductive column is disposed flat with the edge of the through hole.
- 5. The earth-leakage circuit breaker capable of being forwardly and reversely wired of claim 3, wherein the upper side of the base is provided with a through hole for the button passing through, the front and rear sides of the inner side of the through hole are respectively provided with a baffle, the front baffle near the second conductive column is spaced from the edge of the through hole, the button is provided with a horizontal plate matched with the spacing, and the rear baffle near the third conductive column is disposed flat with the edge of the through hole.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610948330.2A CN106373833B (en) | 2016-11-02 | 2016-11-02 | It is a kind of can positive and negative wiring leakage circuit breakers |
CN201610948330.2 | 2016-11-02 | ||
PCT/CN2017/099653 WO2018082386A1 (en) | 2016-11-02 | 2017-08-30 | Earth-leakage circuit breaker capable of being forwardly and reversely wired |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2017352603A1 true AU2017352603A1 (en) | 2019-01-17 |
Family
ID=57894561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2017352603A Abandoned AU2017352603A1 (en) | 2016-11-02 | 2017-08-30 | Earth-leakage circuit breaker capable of being forwardly and reversely wired |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN106373833B (en) |
AU (1) | AU2017352603A1 (en) |
WO (1) | WO2018082386A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106373833B (en) * | 2016-11-02 | 2018-07-24 | 乐清市也为电气有限公司 | It is a kind of can positive and negative wiring leakage circuit breakers |
CN106910662A (en) * | 2017-04-13 | 2017-06-30 | 乐清市也为电气有限公司 | A kind of breaker |
CN107316785A (en) * | 2017-08-04 | 2017-11-03 | 李文杰 | The unimodular number multifunctional electric leakage circuit breaker of non-directional wiring |
CN107393770B (en) * | 2017-08-24 | 2019-11-08 | 乐清市也为电气有限公司 | A kind of leakage circuit breakers |
CN108493061B (en) * | 2018-05-23 | 2024-05-10 | 广东一珠电气科技有限公司 | Anti-reverse high-reliability leakage circuit breaker |
CN109659210B (en) * | 2018-11-30 | 2024-03-08 | 浙江正泰电器股份有限公司 | Circuit breaker |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100718530B1 (en) * | 2006-04-29 | 2007-05-18 | 이한식 | Electric leakage circuit breaker equipped with means for automatic return |
CN100557749C (en) * | 2006-10-18 | 2009-11-04 | 通领科技集团有限公司 | Earthing failure circuit breaker operation device with backing protection function |
US8847712B2 (en) * | 2011-07-18 | 2014-09-30 | Ze Chen | Receptacle type ground fault circuit interrupter with reverse wire protection |
CN203690222U (en) * | 2013-09-18 | 2014-07-02 | 德力西电气有限公司 | Electronic electric leakage breaker capable of being connected through top part and down part |
CN203983204U (en) * | 2014-07-16 | 2014-12-03 | 浙江天正电气股份有限公司 | A kind of residual current circuit breaker with reverse wiring structure |
CN104183434B (en) * | 2014-07-16 | 2016-01-13 | 浙江天正电气股份有限公司 | A kind of residual current circuit breaker with reverse wiring structure |
CN206148380U (en) * | 2016-11-02 | 2017-05-03 | 乐清市也为电气有限公司 | Electric leakage circuit breaker that can positive and negatively work a telephone switchboard |
CN106373833B (en) * | 2016-11-02 | 2018-07-24 | 乐清市也为电气有限公司 | It is a kind of can positive and negative wiring leakage circuit breakers |
-
2016
- 2016-11-02 CN CN201610948330.2A patent/CN106373833B/en active Active
-
2017
- 2017-08-30 WO PCT/CN2017/099653 patent/WO2018082386A1/en active Application Filing
- 2017-08-30 AU AU2017352603A patent/AU2017352603A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN106373833B (en) | 2018-07-24 |
WO2018082386A1 (en) | 2018-05-11 |
CN106373833A (en) | 2017-02-01 |
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MK5 | Application lapsed section 142(2)(e) - patent request and compl. specification not accepted |