CN110277285B - Reset tripping mechanism - Google Patents
Reset tripping mechanism Download PDFInfo
- Publication number
- CN110277285B CN110277285B CN201910708208.1A CN201910708208A CN110277285B CN 110277285 B CN110277285 B CN 110277285B CN 201910708208 A CN201910708208 A CN 201910708208A CN 110277285 B CN110277285 B CN 110277285B
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- CN
- China
- Prior art keywords
- iron core
- reset
- trip
- piece
- tripping
- 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.)
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 201
- 230000003068 static effect Effects 0.000 claims abstract description 13
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 208000025274 Lightning injury Diseases 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 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
- H01H71/1009—Interconnected mechanisms
-
- 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
- H01H71/24—Electromagnetic mechanisms
-
- 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
- H01H71/66—Power reset mechanisms
- H01H71/68—Power reset mechanisms actuated by electromagnet
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Abstract
The invention adopts a reset tripping mechanism, which comprises a shell, a tripping coil assembly, a reset coil assembly, a supporting piece, a linkage locking plate and a reset elastic piece, wherein the tripping coil assembly comprises a tripping coil and a tripping iron core, the reset coil assembly comprises a reset coil and a reset iron core, the reset iron core comprises a movable iron core and a static iron core, the movable iron core is connected with the supporting piece and is longitudinally arranged in the shell, the tripping iron core is transversely arranged in the shell, one end of the tripping iron core extends to one side of the supporting piece, which is fixedly provided with the reset iron core, the other end of the tripping iron core is provided with the tripping reset piece, one end of the linkage locking plate is limited to one side, which is close to the supporting piece, the other end of the linkage locking plate extends to the shell and extends to the reset iron core, and the linkage locking plate and the tripping iron core are linked, the reset elastic piece is sleeved on the movable iron core and limited between the supporting piece and the shell, and the stress balance on two sides of the supporting piece can be improved through the addition of the linkage locking plate and the linkage between the other parts.
Description
Technical Field
The invention relates to a reset tripping mechanism.
Background
In the electric products related to the market, a mechanism for realizing resetting after tripping or tripping is generally included, namely an actuating mechanism for realizing switching on and off of the electric products, and the products are more common such as isolating switches, leakage switches or leakage sockets; in actual work, if the electricity product bears lightning stroke, strong current, voltage impact or other unknown leakage current, the tripping or tripping mechanism related in the electricity product and the resettable mechanism and the contact or the mutual movement between the contacts forming the switching on and off can realize the tripping and the power off of the electricity product, and after the related tripping condition is released, the electricity product can realize normal switching on and power on.
In actual production, a general manufacturer produces the mechanism capable of realizing tripping or tripping and resetting, wherein the related main working parts are composed of a tripping iron core, a resetting iron core, a tripping spring, a resetting spring, a tripping coil and a resetting coil, wherein the tripping iron core and the resetting iron core can respectively act, the tripping coil and the resetting coil can induce magnetic force, besides the related mechanism, the mechanism capable of realizing tripping or tripping and resetting also comprises a supporting piece, the supporting piece is integrally bound with the resetting iron core, and the two ends of the supporting piece are additionally provided with a moving contact and a fixed contact for installing the mechanism capable of realizing tripping or tripping and resetting in electric equipment, so that the electric equipment is powered on and off; meanwhile, the inside of the tripping or tripping and resettable mechanism is specifically provided with a groove 11 on the supporting piece 1, as shown in fig. 8-9, and in a normal working state, namely a switching-on state, the supporting piece 1 which is integrally bound with the resetting iron core drives the movable contact to contact with the fixed contact above the movable contact, and the tripping iron core 3 is propped in the groove 11 related on the supporting piece 1, so that the supporting piece 1 and the resetting iron core 6 together with the limiting of the tripping iron core 3 can not cause the resetting iron core 6 to move downwards due to the acting force of the resetting spring 8; in the series combination of the above-mentioned moving contact and fixed contact under the closing state, the trip iron core 3 propped against the supporting piece 1 may incline the top of the supporting piece 1, meanwhile, because the supporting piece 1 and the reset iron core 6 are integrated, if the supporting piece 1 inclines, the reset iron core 6 will incline together, and because of the inclination, if the trip or trip buckle and the resettable mechanism needs to trip, even if the trip iron core 3 withdraws from the groove 11 and is disengaged from the supporting piece 1, the trip iron core 6 together with the supporting piece 1 is inclined, so that the release of the cooperation between the moving contact and the fixed contact cannot be realized.
Disclosure of Invention
In view of the above-mentioned shortcomings in the prior art, the present invention provides a reset trip mechanism that can balance the stress of a support member and does not interfere with normal tripping and resetting.
In order to achieve the above object, the invention adopts a reset tripping mechanism, which comprises a shell, a tripping coil assembly, a reset coil assembly and a supporting piece, wherein the tripping coil assembly comprises a tripping coil and a tripping iron core, the resetting coil assembly comprises a resetting coil and a resetting iron core, the resetting iron core is longitudinally fixed at the center of the supporting piece, a reset elastic piece is sleeved on the resetting iron core, the reset elastic piece can pass through the supporting piece to form a limit, the supporting piece is longitudinally arranged in the shell and can do up-and-down reciprocating motion in the shell, the tripping iron core is transversely arranged in the shell, one end of the tripping iron core extends to one side of the supporting piece, which is fixedly provided with the resetting iron core, the other end of the tripping iron core is provided with a tripping reset piece, and can form a pressing force with the shell through the tripping reset piece, the tripping coil and the resetting coil are respectively arranged on the shell and respectively correspond to the tripping iron core and the reset iron core, the reset iron core comprises a movable iron core and a static iron core, the movable iron core is connected to the supporting piece, the static iron core is fixed above the movable iron core, the movable iron core is arranged in the shell, the movable iron core is close to the supporting piece, one end of the supporting iron core is arranged in the shell and can move up-down in the reciprocating mode in the shell, one end of the supporting piece is also arranged in the shell and is in the shell and passes through a limit through hole, the limit through a through hole is formed in the vertical through hole formed by the through a through hole, the movable lock plate is also arranged on the movable lock plate, and the movable plate is in the limit hole, and the limit hole is formed in the limit, and the limit hole is penetrated through the limit hole, and the movable lock plate is penetrated through the movable and has, the reset elastic piece limited by the supporting piece is positioned below the linkage locking piece extending to the shell.
The beneficial effect of above-mentioned structure lies in: the prior art is characterized in that a groove is formed on a supporting piece, a supporting piece which is integrally bound with a reset iron core is used for driving a moving contact to contact with a fixed contact above the moving contact in a normal working state, and a trip iron core is propped in the groove related to the supporting piece, so that the supporting piece is propped against the reset iron core together with the trip iron core, and the trip iron core cannot downwards move due to the acting force of a trip spring due to the limit of the trip iron core, thereby separating the moving contact from the fixed contact, but in the series combination in the closing state, the trip iron core propped against the supporting piece possibly inclines the top of the supporting piece to a certain extent, meanwhile, if the supporting piece inclines, the trip iron core is inclined together, and if the inclination occurs, the trip or trip is buckled, and a mechanism capable of resetting is required to carry out trip, even if the trip iron core withdraws from the groove and is disengaged from the supporting piece, the supporting piece is inclined with the trip iron core, so that the disengagement of the engagement between the movable contact and the fixed contact can not be realized, the mechanism capable of realizing the trip or the trip and resetting can also be realized, when the mechanism is used in an electric product, if the condition occurs, the electric product has a certain possibility of abnormal trip and tripping, the invention adopts the trip iron core to be disassembled into the movable iron core and the fixed iron core based on the problem, meanwhile, the reset trip mechanism is connected with the trip iron core near one side of the supporting piece, the trip iron core can form the linkage with the linkage lock plate, the other end of the linkage lock plate extends into the shell of the movable iron core which is arranged in the trip iron core, and the linkage lock plate is provided with corresponding hole sites, the movable iron core installed in the shell can pass through the hole site, the movable iron core is provided with a corresponding limit groove, the reset elastic piece is positioned below the linkage lock plate in the shell extending into the movable iron core, the working principle is that the release iron core can form linkage with the linkage lock plate, meanwhile, the release iron core is provided with a release reset piece relative to the other end of the installation lock plate, the movable iron core installed in the shell passes through the hole site on the lock plate, meanwhile, the hole wall related to the hole site on the linkage lock plate linked with the release iron core is always propped against the outside of the movable iron core due to the release reset piece, when the movable iron core is matched with the static iron core, the reset elastic piece sleeved on the movable iron core compresses, and the hole wall related to the hole site on the linkage lock plate just slides into the limit groove, thereby realizing the limit of the movable iron core, when the electric equipment bears strong current, lightning stroke or other unknown conditions, the release iron core in the electric equipment is provided with a release reset piece, one side of the release iron core in the electric equipment, which is provided with the release reset piece, generates magnetic force under the interaction of a release coil and external force, so that the release iron core moves towards the other side provided with a linkage lock plate and can drive the linkage lock plate to correspondingly move, further the hole wall clamped in the limiting groove is separated from the limiting groove, the constraint force of the compressed reset elastic piece disappears, the rebound characteristic of the movable iron core is caused, the movable iron core and the movable iron core are released from the cooperation, and the movable iron core and the supporting piece integrated with the movable iron core move in the same way, thereby the movable contact fixed on the supporting piece is released from the cooperation with the fixed contact in the electric equipment, tripping of the electric product and tripping are realized; wherein, the stress on both sides of the supporting piece related to the invention can be balanced through the addition of the linkage lock plate and the linkage with other parts, and meanwhile, the linkage lock plate is not easy to wear because only the bidirectional push-pull force is born when the linkage lock plate works, thereby greatly prolonging the service life of the reset tripping mechanism, meanwhile, the safety of the electric product in the use process is greatly improved, and meanwhile, the mechanical life involved in the matching between the movable iron core and the static iron core in the reset tripping mechanism is improved from the original 1 ten thousand mechanical lives to the 4 ten thousand mechanical lives.
Particularly, an annular groove is formed at one end of the trip iron core extending to the supporting piece, the end of the trip iron core is sleeved with the linkage lock plate to form a U-shaped groove, and the linkage lock plate is matched with the trip iron core through clamping of the U-shaped groove and the annular groove; the trip iron core is provided with an annular groove and the locking plate is provided with a U-shaped groove, the trip iron core is connected with the locking plate through the matching of the annular groove and the U-shaped groove, and the limit of the movable iron core is realized through the matching hole and the limit groove related to the movable iron core, so that the layout of the invention becomes more reasonable.
Particularly, an L-shaped included angle is formed between one end of the linkage lock plate matched with the tripping iron core and the other end of the linkage lock plate matched with the resetting iron core; through the adoption of the structure, the rationality and the production convenience of the matching among the locking plate, the trip iron core and the movable iron core are greatly improved.
Particularly, the aperture of the penetrating limiting hole arranged on the linkage lock plate at one side close to the trip iron core is smaller than the shaft diameter of the movable iron core, and the aperture at one side close to the trip iron core can be clamped and matched at the limiting groove; through the arrangement, the movable iron core can be ensured to move up and down normally, when the movable iron core is matched with the static iron core, the penetrating limiting hole in the locking plate is clamped into the limiting groove through one end close to the trip iron core, the movable iron core is limited, the caliber of one end of the matched Kong Tuokou iron core is smaller than the shaft diameter of the movable iron core, and the locking plate is more reliable in matching with the movable iron core.
Particularly, a metal sleeve is further arranged between the reset iron core placed in the shell and the shell, and the metal sleeve forms a limit at the shell; through the arrangement, because the reset iron core is made of soft magnetic materials, the coil corresponding to the reset iron core on the shell can generate magnetic force in the electrified state, the reset iron core can have functions similar to a magnet due to magnetic force environment forming induction, meanwhile, the metal sleeve is a copper tube, when the reset tripping mechanism is used in a certain electric product, if the reset iron core needs to be subjected to tripping, the movable iron core in the reset iron core moves reversely to the position on one side where the static iron core is arranged, the reset iron core is stressed due to the influence of the magnetic force of the coil, the copper tube is sleeved outside the reset iron core, when the reset iron core moves, the copper tube and the magnetic force line related to the magnetic force generated by the coil generate cutting movement, the movable iron core moves in the copper tube, the coil generates magnetic force in the electric product, the iron core becomes the magnet through induction, a certain obstruction is generated for the movement of the reset iron core, when the iron core reaches the middle of the copper tube, the cutting magnetic force line is the largest, but after the middle, the cutting magnetic force line is reduced gradually, the resistance of the reset iron core is also reduced, the resistance of the reset iron core is accelerated, and the reset iron core is further accelerated, and the reset tripping mechanism is realized.
In particular, the trip reset piece is a tower-shaped spring; the conventional tripping spring related to the movable iron core is a common cylindrical spring, but the compression ratio of the conventional tripping spring related to the movable iron core is commonly 1:2, but the conventional tripping spring is replaced by a tower-shaped spring, so that the height before compression is consistent, but the height of the tower-shaped spring after compression is far smaller than that of the conventional tripping spring, therefore, if the tower-shaped spring is adopted, when the movable iron core and the fixed iron core are in contact, the matching heights between the movable iron core and the fixed iron core and between the movable contact and the fixed contact are limited, and the distance between a supporting piece and a shell which form the compression of the tower-shaped spring is reduced due to the fact that the conventional tripping spring is replaced by the tower-shaped spring, and meanwhile, the height of the compressed spring is reduced, a proper amount of supporting piece or a shell corresponding to the supporting piece is thickened, so that the distance between the supporting piece and the supporting piece is suitable for the tower-shaped spring, and the strength of the resetting tripping mechanism can be improved through the setting.
In particular, the return elastic member is a return spring.
Drawings
FIG. 1 is a perspective view of a reset trip mechanism of the present invention;
FIG. 2 is a rear perspective view of the reset trip mechanism of the present invention;
FIG. 3 is a half sectional view of the reset trip mechanism of the present invention after tripping;
FIG. 4 is a half sectional view of the reset trip mechanism of the present invention after closing;
FIG. 5 is a perspective view of an integrated plunger and support of the present invention;
FIG. 6 is a schematic perspective view of a locking tab of the present invention;
fig. 7 is a perspective view of a trip core of the present invention;
FIG. 8 is a half-sectional view of a prior art reset trip mechanism after tripping;
FIG. 9 is a half sectional view of a prior art reset trip mechanism after closing;
Detailed Description
As shown in fig. 1-7, a reset trip mechanism is adopted in the specific embodiment of the invention, and the reset trip mechanism comprises a shell 7, a trip coil assembly, a reset coil assembly, a linkage lock plate 2 and a support piece 1, wherein the trip coil assembly comprises a trip coil 5 and a trip iron core 3, the reset coil assembly comprises a reset coil 4 and a reset iron core 6, the reset iron core 6 comprises a movable iron core 61 and a static iron core 62, wherein the movable iron core 61 is fixedly connected to the center position of the support piece 1, meanwhile, a reset elastic piece 8 is sleeved on the movable iron core 61, the reset elastic piece 8 can limit the related support piece 1, the support piece 1 fixedly connected with the movable iron core 61 is placed in the shell 7 in a longitudinal placement mode, the static iron core 62 is fixed on the shell 7 and is positioned above the movable iron core 61, the support piece 1 fixedly connected with the movable iron core 61 can reciprocate up and down in the shell 7, meanwhile, a metal sleeve 10 is also involved between the reset iron core 6 and the shell 7 which is positioned in the shell 7, and the metal sleeve 10 forms a limit through the shell 7; in addition, the trip iron core 3 is placed in the shell 7 in a transverse placement manner, wherein one end of the trip iron core 3 is provided with a trip reset piece 9, and can be pressed against the shell 7 through the trip reset piece 9, while the other end extends to one side of the support piece 1 fixed with the reset iron core 6, meanwhile, the trip iron core 3 is provided with an annular groove 31 through extending to the end of the support piece 1 fixed with the reset iron core 6, one end of the related linkage lock piece 2 is provided with a U-shaped groove 21 matched with the annular groove 31, wherein the clamping of the U-shaped groove 21 and the annular groove 31 can form the cooperation of the linkage lock piece 2 and the trip iron core 3, the other end of the linkage lock piece 2 extends into the side shell 7 placed with the reset iron core 6, and simultaneously, a through-positioning limit hole 22 is formed on the other end of the linkage lock piece, the movable iron core 61 longitudinally placed in the shell 7 is arranged in the through-positioning limit hole 22, a limit groove 611 is formed on the movable iron core 61, the movable iron core 61 is contacted by the movable iron core and the static iron core, the movable iron core 61 is formed by the limit groove 611 through the movable iron core, the movable iron core 61 is matched with the limit piece 2 through the upper limit hole 611 arranged on the upper limit piece 2, and the limit stop piece 8 is positioned on the lower limit piece 8 of the linkage lock piece 2, which is positioned on the side of the support piece 2 and is positioned on the side of the support piece 8, which is positioned on the side of the support piece, and is positioned on the side of the support piece side; meanwhile, an L-shaped included angle is formed between one end of the linkage lock plate 2 matched with the trip iron core 3 and the other end matched with the reset iron core 6; the trip coil 5 and the reset coil 4 are provided on the housing 7 and correspond to the trip core 3 and the reset core 6, respectively.
The hole diameter of the penetrating limiting hole 22 on the linkage lock plate 2, which is close to the trip iron core 3, is smaller than the shaft diameter of the movable iron core 61, and the hole diameter of the side close to the trip iron core 3 can be clamped in and matched with the limiting groove 611.
The tripping return piece 9 is a tower-shaped spring, and the return elastic piece 8 is a return spring.
Claims (8)
1. The utility model provides a reset trip mechanism, includes casing, trip coil subassembly, reset coil subassembly and support piece, the trip coil subassembly includes trip coil and trip iron core, the trip coil subassembly includes reset coil and reset iron core, reset iron core vertically be fixed in support piece central point put, and the cover is equipped with reset elastic component on the reset iron core, and reset elastic component accessible support piece form spacingly, support piece vertically place in the casing to can do reciprocating motion in this casing, trip iron core transversely places in the casing, should trip iron core one end stretches in support piece one side that is fixed with the reset iron core, the other end is equipped with the trip reset piece, and can pass through trip reset piece and casing form to support and press, just trip coil and reset coil locate on the casing respectively and with trip iron core and reset iron core form respectively and correspond, its characterized in that: the reset iron core comprises a movable iron core and a static iron core, the movable iron core is connected to a supporting piece, the static iron core is fixed above the movable iron core, a linkage lock plate is sleeved and limited at one end of the trip iron core, which is close to the supporting piece, the linkage lock plate extends into the shell and extends to the reset iron core, a penetrating limit hole is formed in the linkage lock plate, the movable iron core positioned in the shell penetrates through the penetrating limit hole, a limit groove is formed in the movable iron core, the movable iron core is contacted with the static iron core, the penetrating limit hole is used for forming the penetrating movable iron core on the linkage lock plate, the longitudinal limit of the movable iron core is formed by matching the limit groove arranged on the movable iron core with the wall of the penetrating limit hole on the linkage lock plate, and the reset elastic piece limited by the supporting piece is positioned below the linkage lock plate extending to the shell.
2. The reset trip mechanism of claim 1 wherein: the trip iron core stretches to support piece's one end department and has offered the ring channel, the cover is located trip iron core's this end formation U-shaped groove on the linkage locking plate, through the U-shaped groove with the clamping of ring channel, constitute the cooperation of linkage locking plate and trip iron core.
3. The reset trip mechanism according to claim 1 or 2, wherein: the linkage lock plate and the release iron core form an L-shaped included angle with the other end of the reset iron core.
4. The reset trip mechanism according to claim 1 or 2, wherein: the hole diameter of the penetrating limiting hole on the linkage lock plate, which is arranged on the side close to the trip iron core, is smaller than the shaft diameter of the movable iron core, and the hole diameter on the side close to the trip iron core can be clamped in and matched with the limiting groove.
5. The reset trip mechanism of claim 3, wherein: the hole diameter of the penetrating limiting hole on the linkage locking plate, which is arranged on the side close to the trip iron core, is smaller than the shaft diameter of the movable iron core, and the hole diameter on the side close to the trip iron core can be clamped in and matched with the limiting groove.
6. The reset trip mechanism according to claim 1 or 2, wherein: a metal sleeve is arranged between the reset iron core arranged in the shell and the shell, and the metal sleeve forms a limit at the shell.
7. The reset trip mechanism according to claim 1 or 2, wherein: the tripping resetting piece is a common cylindrical spring.
8. The reset trip mechanism according to claim 1 or 2, wherein: the reset elastic piece is a tower-shaped spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910708208.1A CN110277285B (en) | 2019-08-01 | 2019-08-01 | Reset tripping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910708208.1A CN110277285B (en) | 2019-08-01 | 2019-08-01 | Reset tripping mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110277285A CN110277285A (en) | 2019-09-24 |
| CN110277285B true CN110277285B (en) | 2024-01-05 |
Family
ID=67965838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910708208.1A Active CN110277285B (en) | 2019-08-01 | 2019-08-01 | Reset tripping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110277285B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20030084171A (en) * | 2002-04-25 | 2003-11-01 | 엘지산전 주식회사 | trip device of short voltage in MCCB |
| CN1614731A (en) * | 2004-12-06 | 2005-05-11 | 袁柯 | Electric leakage safety sockets |
| CN1734696A (en) * | 2005-07-26 | 2006-02-15 | 陈景正 | Electromagnetic breaker tripping mechanism |
| CN201352656Y (en) * | 2008-12-31 | 2009-11-25 | 黄华道 | Novel multifunctional electric-leakage protection socket |
| CN104269703A (en) * | 2014-09-25 | 2015-01-07 | 温州市万盛电器有限公司 | Electric leakage protection socket |
| CN109637910A (en) * | 2018-12-27 | 2019-04-16 | 浙江源泰机电科技有限公司 | A kind of resetting-mechanism and electromagnetic release mechanism and grounding failure protection socket |
| CN209896008U (en) * | 2019-08-01 | 2020-01-03 | 浙江能美电子科技有限公司 | Reset tripping mechanism |
-
2019
- 2019-08-01 CN CN201910708208.1A patent/CN110277285B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030084171A (en) * | 2002-04-25 | 2003-11-01 | 엘지산전 주식회사 | trip device of short voltage in MCCB |
| CN1614731A (en) * | 2004-12-06 | 2005-05-11 | 袁柯 | Electric leakage safety sockets |
| CN1734696A (en) * | 2005-07-26 | 2006-02-15 | 陈景正 | Electromagnetic breaker tripping mechanism |
| CN201352656Y (en) * | 2008-12-31 | 2009-11-25 | 黄华道 | Novel multifunctional electric-leakage protection socket |
| CN104269703A (en) * | 2014-09-25 | 2015-01-07 | 温州市万盛电器有限公司 | Electric leakage protection socket |
| CN109637910A (en) * | 2018-12-27 | 2019-04-16 | 浙江源泰机电科技有限公司 | A kind of resetting-mechanism and electromagnetic release mechanism and grounding failure protection socket |
| CN209896008U (en) * | 2019-08-01 | 2020-01-03 | 浙江能美电子科技有限公司 | Reset tripping mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110277285A (en) | 2019-09-24 |
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Effective date of registration: 20240523 Address after: No. 511, East Street, Baitawang Industrial Zone, Beibaixiang Town, Yueqing City, Wenzhou City, Zhejiang Province, 325600 Patentee after: Zhejiang Yuchuang Electronic Technology Co.,Ltd. Country or region after: China Address before: 325603, Wenzhou City, Zhejiang province Yueqing City North white elephant town Baita Wang Industrial Zone Patentee before: ZHEJIANG NENGMEI ELECTRONIC TECHNOLOGY Co.,Ltd. Country or region before: China |