CN111341603B - Adjustable circuit breaker - Google Patents
Adjustable circuit breaker Download PDFInfo
- Publication number
- CN111341603B CN111341603B CN202010247615.XA CN202010247615A CN111341603B CN 111341603 B CN111341603 B CN 111341603B CN 202010247615 A CN202010247615 A CN 202010247615A CN 111341603 B CN111341603 B CN 111341603B
- Authority
- CN
- China
- Prior art keywords
- contact point
- contact
- wheel
- box body
- manual switch
- 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
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
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The adjustable circuit breaker is characterized by comprising a cover plate part, a box body part, a contact point part and a gear set part, wherein the contact point part and the gear set part are respectively and fixedly arranged in the box body part; the cover plate part is fixedly arranged on the box body part through screws; the contact point part comprises a contact point part rotating shaft, a winding wheel, a winding wire, an armature, a contact point part fixing frame, a power-on wheel, a power-on rod and a movable contact point, the winding wheel is fixedly arranged on the contact point part rotating shaft, the power-on wheel is fixedly arranged on the winding wheel, and the power-on wheel is rotatably arranged on the contact point part rotating shaft; when the electric current through the electro-magnet is too big, produce magnetic force through the electro-magnet, and then drive armature, and then make the winding line drive the winding wheel and drive the circular telegram pole, and then drive the movable contact point and keep away from the stationary contact and accomplish the outage to the circuit has been protected.
Description
Technical Field
The invention relates to the technical field of electric power and electric elements, in particular to an adjustable circuit breaker.
Background
A circuit breaker is an electrical component that performs overload protection on a power supply line, a motor, and the like, and automatically breaks a circuit when a fault such as a serious overload, a short circuit, or an undervoltage occurs, and functions as a combination of a fuse type switch, an over/under-heat relay, and the like, and conventional circuit breakers include: chinese patent No. 201910706109X discloses an adjustable circuit breaker, which includes a circuit breaker housing; the locking mechanism comprises a locking piece and an elastic piece, one end of the locking piece is arranged in the breaker shell in a sliding mode and is connected with the breaker shell through the elastic piece, the other end of the locking piece is provided with a locking bulge, and the locking bulge is arranged on the outer side of the breaker shell in a protruding mode through a first through hole formed in the side wall of the breaker shell; when the circuit breaker is installed at the circuit breaker assembly position, the shell of the circuit breaker assembly position extrudes the locking protrusion to enable the locking piece to integrally move towards the inner direction of the shell of the circuit breaker; the circuit breaker has the advantages that the locking mechanism is simple in structure and convenient to lock and operate, and the reliability of circuit breaker installation is guaranteed;
however, research shows that the existing circuit breakers can only automatically power off after current overload, and a mechanism for completing the on-off of the circuit breaker by manual control is lacked, so that the circuit breaker cannot be disconnected by any method when needing to be disconnected, and further electric shock or electric leakage accidents are caused.
Disclosure of Invention
In order to solve the problems, the invention provides an adjustable circuit breaker, wherein a transition gear is driven to rotate by manually shifting a manual switch upwards, so that a small winding wheel is driven to rotate, a power-on wheel is driven to rotate by a winding wire, and the power-on wheel drives a power-on rod to drive a movable contact point to contact a static contact point to complete power-on; when the manual switch is manually shifted downwards to drive the transition gear to rotate and further drive the small winding wheel to rotate, the power-on wheel is further driven to rotate through the winding wire, the power-on wheel drives the power-on rod and further drives the movable contact point to be far away from the static contact point to complete power failure, manual control is achieved, and practicability of the circuit breaker is improved; when the electric current through the electro-magnet is too big, produce magnetic force through the electro-magnet, and then drive armature, and then make the winding line drive the winding wheel and drive the circular telegram pole, and then drive the movable contact point and keep away from the stationary contact and accomplish the outage to the circuit has been protected.
The technical scheme adopted by the invention is as follows: an adjustable circuit breaker, comprising: a cover portion, a case portion, a contact point portion, and a gear train portion; the contact point part and the gear set part are respectively and fixedly arranged in the box body part; the cover plate part is fixedly arranged on the box body part through screws;
the contact point portion includes: the winding device comprises a winding wheel, a winding wire, a power-on wheel, a power-on rod and a movable contact point, wherein the power-on rod is arranged on the power-on wheel, the movable contact point is arranged on the power-on rod, and the winding wire is wound on the winding wheel;
the gear set portion includes: the small winding wheel, the transition gear, the manual switch gear and the manual switch; the small winding wheel is fixedly connected with the winding wire; the transition gear is rotatably arranged on a rotating shaft on the box body; a manual switch gear is arranged below the manual switch, and the manual switch gear is meshed with the transition gear;
drive transition gear through stirring manual switch, and then make little winding wheel drive the winding line, and then drive the pole of circular telegram through the circular telegram wheel, and then drive the movable contact point, when manual the hand switch of upwards stirring, movable contact point contact stationary contact realizes the circular telegram, when stirring manual switch downwards, movable contact point keeps away from the stationary contact and accomplishes the outage.
Further, the contact point portion further includes: the contact point part rotating shaft, the armature and the contact point part fixing frame;
the contact point part fixing frame is fixedly arranged in the box body part through screws, the contact point part rotating shaft is rotatably arranged in a round hole of the contact point part fixing frame, the winding wheel is fixedly arranged on the contact point part rotating shaft, the electrifying wheel is fixedly arranged on the winding wheel, and the electrifying wheel is rotatably arranged on the contact point part rotating shaft; an armature is fixedly arranged on the winding wire; the armature is slidably mounted on the slide rail.
Furthermore, a conductive groove is arranged on the electrifying wheel and communicated with the movable contact point.
Further, the cover plate portion includes: the spring winding device comprises a cover plate, a coil spring, a manual switch clamping plate and a coil spring shaft;
the spring winding device is characterized in that a coil spring, a manual switch clamping plate and a coil spring shaft are arranged on the cover plate, the coil spring is installed in a groove in the outer side of the coil spring shaft, and the outer end of the coil spring is fixedly connected with the groove in the outer side of the coil spring shaft.
Further, the box portion includes: the device comprises a box body, an output end connector, a stationary contact, a bearing, an electromagnet, a slide rail, a point contact connector, a spring, a point contact connector seat, a manual switch rotating shaft and an input end connector;
an output end connector is arranged in the box body, and a static contact is fixedly arranged on the output end connector; a bearing is fixedly arranged in the box body; the contact point part rotating shaft is fixedly arranged on the bearing inner ring; the electromagnet is fixedly arranged in the box body, a sliding rail is arranged in the box body, and the electromagnet is connected with the sliding rail; the point contact base is fixedly arranged in the box body through a screw, a point contact is slidably arranged on the point contact base, a spring is arranged between the point contact and the point contact base, and the spring enables the point contact to move towards the direction of the power-on wheel; an input end connector is arranged on the box body.
Further, the electromagnet is connected with the input terminal connector and the point contact through electric wires.
Further, the gear train portion further comprises: a small winding wheel rotation hole and a gear;
a gear is arranged below the small winding wheel, and a small winding wheel rotating hole is formed in the small winding wheel; the gear is meshed with the transition gear; the small winding wheel rotation hole is rotatably arranged below the coil spring shaft, and the outer side of the small winding wheel rotation hole is fixedly connected with the inner side end of the coil spring; the manual switch gear is rotatably arranged on a rotating shaft of the box body.
Furthermore, the movable contact and the static contact are both made of silver-tungsten alloy.
The invention has the beneficial effects that:
(1) according to the invention, the transition gear is driven by manually shifting the manual switch upwards, so that the small winding wheel drives the winding wire to drive the electrifying wheel, further drives the electrifying rod, and further drives the movable contact point to contact the static contact point to complete electrification; the transition gear is driven by manually downwards toggling the manual switch, so that the small winding wheel drives the winding wire to drive the power-on wheel and the power-on pole, and further drives the movable contact point to be away from the static contact point to complete power failure, manual control is realized, and the practicability of the circuit breaker is improved;
(2) when the current passing through the electromagnet is overlarge, the electromagnet generates magnetic force to drive the armature, further, the winding wheel is driven by the winding wire to drive the electrifying wheel, the electrifying rod is driven, further, the movable contact point is driven to be far away from the static contact point to complete power failure, and therefore the circuit is protected in time.
Drawings
Fig. 1 and 2 are schematic overall structural diagrams of the present invention.
Fig. 3 and 4 are partial structural schematic diagrams of the invention.
Fig. 5 is a schematic structural view of the cover portion of the present invention.
Fig. 6 is a schematic structural view of the case portion of the present invention.
Fig. 7 and 8 are schematic structural views of the contact point portion of the present invention.
Fig. 9 and 10 are schematic structural views of the gear set part of the invention.
Reference numerals: 1-cover plate part, 2-box part, 3-contact part, 4-gear set part, 101-cover plate, 102-coil spring, 103-manual switch clamp plate, 104-coil spring shaft, 201-box, 202-output terminal connector, 203-stationary contact, 204-bearing, 205-electromagnet, 206-slide rail, 207-point contact, 208-spring, 209-point contact seat, 210-manual switch rotating shaft, 211-input terminal connector, 301-contact part rotating shaft, 302-winding wheel, 303-winding wire, 304-armature, 305-contact part fixing frame, 306-electrifying wheel, 307-electrifying pole, 308-dynamic contact, 401-small winding wheel, 402-small winding wheel rotating hole, 403-gear, 404-transition gear, 405-manual switch gear, 406-manual switch.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
In an embodiment, please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, and fig. 10, which illustrate an adjustable circuit breaker, including a cover portion 1, a box portion 2, a contact point portion 3, and a gear set portion 4, wherein the contact point portion 3 and the gear set portion 4 are respectively and fixedly installed in the box portion 2; the contact point portion 3 is for completing an electric circuit; the gear set part 4 is used to transmit force; the cover plate part 1 is fixedly arranged on the box body part 2 through screws; the contact point part 3 comprises a contact point part rotating shaft 301, a winding wheel 302, a winding wire 303, an armature 304, a contact point part fixing frame 305, an electrifying wheel 306, an electrifying rod 307 and a movable contact point 308, wherein the winding wheel 302 is fixedly arranged on the contact point part rotating shaft 301, the electrifying wheel 306 is fixedly arranged on the winding wheel 302, and the electrifying wheel 306 is rotatably arranged on the contact point part rotating shaft 301; a power-on rod 307 is arranged on the power-on wheel 306, a movable contact point 308 is arranged on the power-on rod 307, the winding wire 303 is wound on the winding wheel 302, and an armature 304 is fixedly arranged on the winding wire 303; when the current is too large, the electromagnet 205 is triggered, and then the electromagnet 205 generates magnetic force to absorb the armature 304, and further drives the winding wheel 302 to drive the electrifying wheel 306, and drives the electrifying rod 307, and further drives the movable contact point 308 to rotate, so that the movable contact point 308 is away from the static contact 203 to complete the power failure; the armature 304 is slidably mounted on the slide rail 206; the contact point part fixing frame 305 is fixedly arranged in the box body part 2 through screws, and the contact point part rotating shaft 301 is rotatably arranged in a round hole of the contact point part fixing frame 305;
the upper surface of the electrifying wheel 306 is provided with a conductive groove which is communicated with the movable contact point 308, current is transmitted to the movable contact point 308 through the conductive groove and then transmitted to the static contact 203, and the movable contact point 308 and the static contact 203 are both made of silver-tungsten alloy, so that the performance of the circuit breaker is improved.
In an optional implementation manner of the embodiment of the present invention, as shown in fig. 5, the cover portion 1 includes a cover plate 101, a coil spring 102, a manual switch card 103, and a coil spring shaft 104, wherein the coil spring 102, the manual switch card 103, and the coil spring shaft 104 are disposed on the cover plate 101, the coil spring 102 is installed in a groove on the outer side of the coil spring shaft 104, and the outer end of the coil spring 102 is fixedly connected to the groove on the outer side of the coil spring shaft 104; the coil spring 102 rotates the small winding wheel 401 counterclockwise to make the energizing wheel 306 bring the energizing bar 307 and thus the movable contact point 308 into contact with the stationary contact 203.
In an optional implementation manner of the embodiment of the present invention, as shown in fig. 6, the box portion 2 includes a box 201, an output terminal connector 202, a stationary contact 203, a bearing 204, an electromagnet 205, a slide rail 206, a point contact 207, a spring 208, a point contact head seat 209, a manual switch rotating shaft 210, and an input terminal connector 211, where the output terminal connector 202 is disposed in the box 201, and the stationary contact 203 is fixedly mounted on the output terminal connector 202; a bearing 204 is fixedly arranged in the box body 201; the contact point part rotating shaft 301 is fixedly arranged on the inner ring of the bearing 204; the electromagnet 205 is fixedly installed in the box body 201, a slide rail 206 is arranged in the box body 201, and the electromagnet 205 is connected with the slide rail 206; the point contact seat 209 is fixedly arranged in the box body 201 through screws, the point contact 207 is slidably arranged on the point contact seat 209, a spring 208 is arranged between the point contact 207 and the point contact seat 209, and the spring 208 enables the point contact 207 to move towards the direction of the electrifying wheel 306; an input end connector 211 is arranged on the box body 201; when the current passing through the electromagnet 205 is too large, the electromagnet 205 generates magnetic force to drive the armature 304, further drive the winding wire 303 to drive the winding wheel 302, drive the power-on wheel 306, drive the power-on rod 307, further drive the movable contact point 308 to be far away from the stationary contact 203 to complete the power-off; the electromagnet 205 is connected to the input terminal 211 and the point contact 207 by means of electric wires.
In an alternative implementation manner of the embodiment of the present invention, as shown in fig. 9 and 10, the gear set portion 4 includes a small winding wheel 401, a small winding wheel hole 402, a gear 403, a transition gear 404, a manual switch gear 405, and a manual switch 406, the gear 403 is disposed below the small winding wheel 401, and the small winding wheel hole 402 is disposed above the small winding wheel 401; gear 403 intermeshes with transition gear 404; the small winding wheel 401 is fixedly connected with the winding wire 303; the small winding wheel rotating hole 402 is rotatably arranged below the spring coiling shaft 104, and the outer side of the small winding wheel rotating hole 402 is fixedly connected with the inner side end of the coil spring 102; the transition gear 404 is rotatably mounted on a rotating shaft on the box body 201; a manual switch gear 405 is arranged below the manual switch 406, and the manual switch gear 405 is meshed with the transition gear 404; a manual switch gear 405 is rotatably mounted on a rotating shaft of the box body 201, and the transition gear 404 is driven by manually shifting the manual switch 406 upwards so as to drive the small winding wheel 401, drive the winding wire 303 to drive the electrifying wheel 306 and drive the electrifying rod 307, and further drive the movable contact point 308 to contact the static contact point 203 to complete electrification; when the manual switch 406 is manually shifted downwards to drive the transition gear 404, the small winding wheel 401 is driven, the winding wire 303 is driven, the power-on wheel 306 is driven, the power-on rod 307 is driven, and the movable contact point 308 is driven to be far away from the stationary contact 203 to complete power-off.
Claims (6)
1. An adjustable circuit breaker, comprising: a cover portion (1), a case portion (2), a contact point portion (3), and a gear train portion (4); the contact point part (3) and the gear set part (4) are respectively and fixedly arranged in the box body part (2); the cover plate part (1) is fixedly arranged on the box body part (2) through screws;
the box portion (2) comprises: the device comprises a box body (201), an output end connector (202), a static contact (203), a bearing (204), an electromagnet (205), a slide rail (206), a point contact (207), a spring (208), a point contact head seat (209), a manual switch rotating shaft (210) and an input end connector (211);
an output end connector (202) is arranged in the box body (201), and a static contact (203) is fixedly arranged on the output end connector (202); a bearing (204) is fixedly arranged in the box body (201); the contact point part rotating shaft (301) is fixedly arranged on the inner ring of the bearing (204); the electromagnet (205) is fixedly arranged in the box body (201), a sliding rail (206) is arranged in the box body (201), and the electromagnet (205) is connected with the sliding rail (206); the point contact seat (209) is fixedly arranged in the box body (201) through a screw, a point contact head (207) is arranged on the point contact seat (209) in a sliding mode, a spring (208) is arranged between the point contact head (207) and the point contact seat (209), and the spring (208) enables the point contact head (207) to move towards the direction of the electrifying wheel (306); an input end connector (211) is arranged on the box body (201);
the contact point portion (3) includes: the winding device comprises a winding wheel (302), a winding wire (303), an electrifying wheel (306), an electrifying rod (307) and a movable contact point (308), wherein the electrifying rod (307) is arranged on the electrifying wheel (306), the movable contact point (308) is arranged on the electrifying rod (307), and the winding wire (303) is wound on the winding wheel (302);
the contact point portion (3) further includes: a contact point portion rotating shaft (301), an armature (304), and a contact point portion fixing frame (305);
the contact point part fixing frame (305) is fixedly arranged in the box body part (2) through screws, the upper surface of the contact point part rotating shaft (301) is rotatably arranged in a round hole of the contact point part fixing frame (305), the winding wheel (302) is fixedly arranged on the contact point part rotating shaft (301), the electrifying wheel (306) is fixedly arranged on the winding wheel (302), and the electrifying wheel (306) is rotatably arranged on the contact point part rotating shaft (301); an armature (304) is fixedly arranged on the winding wire (303); the armature (304) is slidably mounted on the slide rail (206);
the gear set portion (4) includes: a small winding wheel (401), a transition gear (404), a manual switch gear (405) and a manual switch (406); the small winding wheel (401) is fixedly connected with the winding wire (303); the transition gear (404) is rotatably arranged on a rotating shaft on the box body (201); a manual switch gear (405) is arranged below the manual switch (406), and the manual switch gear (405) is meshed with the transition gear (404);
drive transition gear (404) through stirring manual switch (406), and then make little winding wheel (401) drive winding line (303), and then drive circular telegram pole (307) through circular telegram wheel (306), and then drive movable contact point (308), when manual stirring up manual switch (406), movable contact point (308) contact stationary contact (203), realize the circular telegram, when stirring down manual switch (406), movable contact point (308) are kept away from stationary contact (203) and are accomplished the outage.
2. The adjustable circuit breaker according to claim 1, characterized in that a conductive groove is provided on the energizing wheel (306), and the conductive groove is connected to the movable contact (308).
3. Adjustable circuit breaker according to claim 1, characterized in that said cover part (1) comprises: the manual switch comprises a cover plate (101), a coil spring (102), a manual switch clamping plate (103) and a coil spring shaft (104);
a coil spring (102), a manual switch clamping plate (103) and a coil spring shaft (104) are arranged on the cover plate (101), the coil spring (102) is installed in a groove in the outer side of the coil spring shaft (104), and the outer end of the coil spring (102) is fixedly connected with the groove in the outer side of the coil spring shaft (104).
4. The adjustable circuit breaker according to claim 1, characterized in that the electromagnet (205) is connected to the input terminal (211) and the point contact (207) by means of electric wires.
5. The adjustable circuit breaker according to claim 1, characterized in that the gear train portion (4) further comprises: a small winding wheel hole (402) and a gear (403);
a gear (403) is arranged below the small winding wheel (401), and a small winding wheel rotating hole (402) is arranged above the small winding wheel (401); the gear (403) is meshed with a transition gear (404); the small winding wheel rotating hole (402) is rotatably arranged below the coil spring shaft (104), and the outer side of the small winding wheel rotating hole (402) is fixedly connected with the inner side end of the coil spring (102); and the manual switch gear (405) is rotatably arranged on a rotating shaft of the box body (201).
6. The adjustable circuit breaker according to any of the claims 1-5, wherein the moving contact (308) and the stationary contact (203) are made of silver-tungsten alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010247615.XA CN111341603B (en) | 2020-03-31 | 2020-03-31 | Adjustable circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010247615.XA CN111341603B (en) | 2020-03-31 | 2020-03-31 | Adjustable circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111341603A CN111341603A (en) | 2020-06-26 |
| CN111341603B true CN111341603B (en) | 2022-05-27 |
Family
ID=71187680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010247615.XA Active CN111341603B (en) | 2020-03-31 | 2020-03-31 | Adjustable circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111341603B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115295373B (en) * | 2022-09-29 | 2023-03-10 | 江苏诚品电气有限公司 | Automatic reset type circuit breaker |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200950388Y (en) * | 2006-08-26 | 2007-09-19 | 王连法 | Contact type A. C. regulator extending switch |
| CN103441009A (en) * | 2013-08-26 | 2013-12-11 | 徐州新电高科电气有限公司 | Breaker |
| CN106024489A (en) * | 2016-07-31 | 2016-10-12 | 丁皇刚 | High voltage switch |
| CN205645719U (en) * | 2016-06-02 | 2016-10-12 | 宁波长和电器有限公司 | High stability circuit breaker |
| CN207966900U (en) * | 2018-04-08 | 2018-10-12 | 舍恩高电气有限责任公司 | A kind of Minitype electrical leakage breaker |
| CN207966795U (en) * | 2018-04-08 | 2018-10-12 | 舍恩高电气有限责任公司 | A kind of anti-private surreptitiously prepayment small-sized circuit breaker |
| CN207966908U (en) * | 2018-04-08 | 2018-10-12 | 舍恩高电气有限责任公司 | intelligent residual current action breaker |
| EP3419040A1 (en) * | 2017-06-21 | 2018-12-26 | Enexo AB | Add-on module for a din rail-mounted electrical device |
| CN110310871A (en) * | 2019-08-06 | 2019-10-08 | 海格科技股份有限公司 | Automatic divide-shut brake breaker |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202651026U (en) * | 2012-04-13 | 2013-01-02 | 黄山赛福特电气科技有限公司 | Ultrahigh-breaking current-limiting type circuit breaker |
-
2020
- 2020-03-31 CN CN202010247615.XA patent/CN111341603B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200950388Y (en) * | 2006-08-26 | 2007-09-19 | 王连法 | Contact type A. C. regulator extending switch |
| CN103441009A (en) * | 2013-08-26 | 2013-12-11 | 徐州新电高科电气有限公司 | Breaker |
| CN205645719U (en) * | 2016-06-02 | 2016-10-12 | 宁波长和电器有限公司 | High stability circuit breaker |
| CN106024489A (en) * | 2016-07-31 | 2016-10-12 | 丁皇刚 | High voltage switch |
| EP3419040A1 (en) * | 2017-06-21 | 2018-12-26 | Enexo AB | Add-on module for a din rail-mounted electrical device |
| CN207966900U (en) * | 2018-04-08 | 2018-10-12 | 舍恩高电气有限责任公司 | A kind of Minitype electrical leakage breaker |
| CN207966795U (en) * | 2018-04-08 | 2018-10-12 | 舍恩高电气有限责任公司 | A kind of anti-private surreptitiously prepayment small-sized circuit breaker |
| CN207966908U (en) * | 2018-04-08 | 2018-10-12 | 舍恩高电气有限责任公司 | intelligent residual current action breaker |
| CN110310871A (en) * | 2019-08-06 | 2019-10-08 | 海格科技股份有限公司 | Automatic divide-shut brake breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111341603A (en) | 2020-06-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3032560B2 (en) | Bistable actuator device | |
| EP1618577B1 (en) | Vacuum circuit breaker | |
| CN106710980B (en) | A kind of miniature circuit breaker | |
| CN115394612B (en) | Opening and closing on-line monitoring circuit breaker based on digital isolation and working method thereof | |
| CN109326483B (en) | Alternating-current high-voltage SF6 circuit breaker and permanent magnet operating mechanism thereof | |
| CN111341603B (en) | Adjustable circuit breaker | |
| CN108777244B (en) | Energy storage hydraulic circuit breaker and overcurrent protection equipment | |
| US6469600B1 (en) | Remote control circuit breaker with a by-pass lead | |
| CN201112263Y (en) | High voltage vacuum breaker | |
| CN101373688B (en) | Electric magnet backup protection apparatus | |
| CN217061937U (en) | Circuit breaker | |
| CN107492472B (en) | Relay with a movable contact | |
| CN206480573U (en) | A kind of miniature circuit breaker | |
| CN113745068B (en) | Operating mechanism of circuit breaker | |
| CN212625440U (en) | Circuit breaker | |
| KR102230123B1 (en) | Remote control contact device for delaying the operation threshold | |
| CN111599651A (en) | Circuit breaker | |
| CN108831808B (en) | Monostable electromagnetic trip switch and circuit breaker | |
| CN221529849U (en) | Intelligent circuit breaker | |
| CN211045348U (en) | Plastic casing type circuit breaker | |
| CN214313107U (en) | Clapper type tripping mechanism of circuit breaker | |
| CN216980479U (en) | Device for realizing indirect tripping of circuit breaker | |
| CN109036990B (en) | Hydraulic electromagnetic trip switch and circuit breaker | |
| CN216980481U (en) | Intelligent tripping device for direct current circuit breaker | |
| CN218525482U (en) | Relay load end wiring mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220509 Address after: 518000 1201, building 2, South Taiyun chuanggu Park, Southeast of the intersection of Guangming Avenue and Dongchang Road, Tangwei community, Fenghuang street, Guangming District, Shenzhen, Guangdong Province Applicant after: Guangdong Hengxiang Safety Technology Co.,Ltd. Address before: 200000 Shanghai SHIMENG Electric Co., Ltd., GANGYE Road, Xiaokunshan, Songjiang District, Shanghai Applicant before: Zhen Cuicui |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |