CN113643940A - Standard bus module guide rail structure supporting hot plugging - Google Patents
Standard bus module guide rail structure supporting hot plugging Download PDFInfo
- Publication number
- CN113643940A CN113643940A CN202110784883.XA CN202110784883A CN113643940A CN 113643940 A CN113643940 A CN 113643940A CN 202110784883 A CN202110784883 A CN 202110784883A CN 113643940 A CN113643940 A CN 113643940A
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- Prior art keywords
- splicing
- guide rail
- circuit breaker
- module
- groove
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- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000001976 improved effect Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- H01H71/08—Terminals; Connections
- H01H71/082—Connections between juxtaposed circuit breakers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
- G06F13/4081—Live connection to bus, e.g. hot-plugging
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Breakers (AREA)
Abstract
The invention discloses a standard bus module guide rail structure supporting hot plugging, which comprises a guide rail assembly, a hot plugging module and a hot plugging module, wherein the guide rail assembly plays a role in bearing and supporting; the circuit breaker is arranged on the guide rail assembly, the bottom end of the circuit breaker is provided with a mounting groove in sliding connection with the guide rail assembly, and splicing grooves are formed in two sides of the circuit breaker; splicing heads are arranged on two sides of the splicing module, connectors matched with the standard connecting holes in the splicing grooves are arranged in the splicing heads, and the splicing heads are clamped with the splicing grooves; according to the invention, the splicing module is used for carrying out bus connection and then carrying out information transmission, the circuit breaker does not need to be externally wired after being arranged on the guide rail assembly like the traditional guide rail module, and the splicing module is provided with a bus interface, so that the circuit breaker is simpler and more convenient to connect, external lead wires are reduced, the contact risk is reduced, the safety is improved, the integral guide rail is simple in structure, convenient to operate and high in practicability and safety.
Description
Technical Field
The invention relates to the technical field of circuit breakers, in particular to a standard bus module guide rail structure supporting hot plugging.
Background
The miniature circuit breaker is mainly used for overload and short-circuit protection of lines and electrical equipment. With the progress of society, the demand of national production and living electricity is continuously increased, and the operation effect of a distribution network needs to be optimized under the condition that the society has higher requirements on power supply safety and reliability. The purpose is realized by scientifically and reasonably installing the miniature circuit breaker on the interrupted distribution line, effectively protecting the line and electrical equipment and avoiding the occurrence of overload operation. The mode that the embedding piece is fixed in the guide rail is usually adopted in current miniature circuit breaker's installation, because miniature circuit breaker needs the thrust to pull the switch when divide-shut brake, and the action of switch can produce a shaking force, so miniature circuit breaker has the risk that becomes flexible and drops, and current mounting means reliability is not enough.
Meanwhile, when the existing miniature circuit breaker is installed on the guide rail, power supply and information transmission are realized in an external complicated manual wiring mode, so that wiring is inconvenient, and electric shock hidden dangers are caused due to the fact that the wires are exposed.
For example, chinese patent CN201510377933.7 discloses a locomotive cabinet and a breaker rail assembly thereof. The first guide rail is provided with a supplementary guide rail with the length smaller than that of the first guide rail, a second circuit breaker is arranged on a second sliding rail surface of the supplementary guide rail, and the rest positions on the first guide rail are used for arranging the first circuit breaker; the utility model provides a circuit breaker guide rail composite set mainly solves the coplane connection problem of the circuit breaker of different models on the guide rail, and its circuit breaker still needs the manual work to carry out the external connection after the erection joint on the guide rail, leads to the security to reduce.
Disclosure of Invention
The invention mainly solves the problem that the safety of the guide rail circuit breaker is low due to the fact that an external lead is required to be connected in the prior art; the standard bus module guide rail structure supporting hot plugging is provided, a standard bus connector is hidden in a circuit breaker, electric shock risks are reduced, and safety is improved.
The technical problem of the invention is mainly solved by the following technical scheme: a standard bus module guide rail structure supporting hot plugging comprises a guide rail assembly, a first guide rail assembly and a second guide rail assembly, wherein the guide rail assembly plays a role in bearing and supporting; the circuit breaker is arranged on the guide rail assembly, the bottom end of the circuit breaker is provided with a mounting groove in sliding connection with the guide rail assembly, and splicing grooves are formed in two sides of the circuit breaker; the splicing module is provided with splicing joints on two sides, a connector matched with a standard connecting hole in a splicing groove is arranged in each splicing joint, and the splicing joints are clamped with the splicing grooves. The circuit breaker carries out information transmission after bus connection through the concatenation module, and the circuit breaker setting need not be like traditional guide rail module wiring through the outside behind on the guide rail assembly, and the concatenation module is from taking bus interface for the connection of circuit breaker is succinct more convenient, reduces outside lead wire, reduces the contact risk, improves the security.
Preferably, the two circuit breakers are seamlessly electrically connected by a splicing module. The connection between the two circuit breakers on the guide rail assembly is more compact and reliable, and the safety is higher.
Preferably, the standard connecting hole is provided with a plurality of bus jacks, and the connector is provided with bus plugs corresponding to the number and positions of the bus jacks. The power supply connection and the information transmission of the splicing module and the circuit breaker are realized through the matching connection of the bus plug and the bus jack.
Preferably, the splicing direction of the circuit breaker is consistent with the sliding direction of the circuit breaker on the guide rail assembly. The circuit breakers can be inserted into any position in the extending direction of the guide rail assembly, and connection of any position and any number of circuit breakers is realized.
Preferably, the guide rail assembly is provided with a U-shaped groove, the upper end of the U-shaped groove is outwards turned to form an arc-shaped clamping block, and clamping grooves clamped with the clamping block are formed in the two sides of the mounting groove. When the circuit breaker joint is on the guide rail set spare, can also make things convenient for the slip of circuit breaker module, realize the slip and the joint of circuit breaker on the guide rail set spare.
Preferably, the upper end of the splicing head is provided with a limiting groove, a spring is arranged in the limiting groove, the first end of the spring is connected with the bottom end of the limiting groove, the second end of the spring is connected with a movable column, the upper end of the movable column is connected with a double-section rod, a movable node of the double-section rod is fixedly connected with the upper end of the movable column, the two ends of the double-section rod are provided with balls, the splicing head is located on two sides of the limiting groove and is further provided with a sliding groove, the balls roll in the sliding groove, the bottom end of the sliding groove is provided with a fixing groove, the fixing groove rolls and limits the balls, and the spring is connected with a power supply through a switch. When the splice joint is clamped with the splice groove of the circuit breaker, the spring is popped out, the movable column drives the double-section rod to move upwards, and the double-section rod is clamped in the splice groove, so that the connection of the two circuit breakers is more reliable.
Preferably, one side of the fixing groove, which is close to the limiting groove, is a straight edge, and one side of the fixing groove, which is far away from the limiting groove, is an arc-shaped edge. The double-section rod is more convenient to move and is more firmly clamped.
Preferably, the splicing module further comprises an indicator light, the indicator light is installed on the circuit breaker, and when all the bus plugs of the splicing module are connected with the bus jacks of the circuit breaker, the indicator light is turned on. Connect the instruction through the pilot lamp, it is more clear convenient.
The invention has the beneficial effects that: (1) the splicing module is used for carrying out bus connection and then carrying out information transmission, the circuit breaker does not need to be externally wired like a traditional guide rail module after being arranged on the guide rail assembly, and the splicing module is provided with a bus interface, so that the circuit breaker is simpler and more convenient to connect, external leads are reduced, contact risks are reduced, and safety is improved; (2) the splicing joint and the splicing groove are connected more firmly and reliably by arranging the double-section rod; (3) holistic guide rail simple structure, convenient operation, practicality and security are high.
Drawings
Fig. 1 is a schematic structural diagram of a circuit breaker according to an embodiment of the present invention in a disconnected state.
Fig. 2 is a schematic structural diagram of the circuit breaker according to the embodiment of the present invention in a connected state.
FIG. 3 is a schematic structural diagram of a splice according to an embodiment of the present invention.
In the figure, the device comprises a guide rail assembly 1, a circuit breaker 2, a splicing module 3, a splicing module 4, a support 5, a splicing head 6, a limiting groove 7, a spring 8, a double-section rod 9, a ball 10, a fixing groove 11, a containing groove 12 and a movable column.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
The first embodiment is as follows: a standard bus module guide rail structure supporting hot plugging comprises a guide rail assembly 1, a circuit breaker 2 arranged on the guide rail assembly and a splicing module 3 used for mutually connecting the circuit breaker, wherein the guide rail assembly plays a role in bearing and supporting, the circuit breaker is arranged on the guide rail assembly, the bottom end of the circuit breaker is provided with a mounting groove in sliding connection with the guide rail assembly, and the two sides of the circuit breaker are provided with splicing grooves; the splicing module is provided with a support 4 in the middle, splicing joints 5 are arranged on two sides of the support, connectors matched with standard connecting holes in splicing grooves are arranged in the splicing joints, and the splicing joints are clamped with the splicing grooves.
The guide rail assembly is provided with U type groove, and the upper end in U type groove turns up and forms curved joint piece, and the both sides of mounting groove are provided with the joint groove with joint piece joint, and its appearance is similar to the state that the both hands of bottom for the U type held up, and wherein, the joint piece is metal construction, has magnetism, is provided with the electro-magnet on the joint groove, adsorbs the joint of joint piece realization circuit breaker on the guide rail assembly through the electro-magnet circular telegram.
Certainly, also can set up the electro-magnet on the joint piece, set up the both sides that joint groove and joint piece contacted with have magnetic metal structure, then through the joint of realizing the circuit breaker on guide rail set spare to the electro-magnet circular telegram.
Two circuit breakers carry out seamless electricity through the concatenation module and connect for two circuit breakers form an overall structure through the concatenation module connection back, when making the device whole more firm, the outward appearance is more pleasing to the eye, and it is more convenient to carry, makes the connection between two circuit breakers on the guide rail assembly inseparabler reliable, and the security is higher.
The mode of realizing electric connection and information transmission lies in that the standard connecting hole is provided with a plurality of bus jacks, the connector is provided with bus plugs corresponding to the number and the positions of the bus jacks, and the power supply connection and the information transmission of the splicing module and the circuit breaker are realized through the matching connection of the bus plugs and the bus jacks.
The splicing direction of the circuit breaker is consistent with the sliding direction of the circuit breaker on the guide rail assembly, the circuit breaker can be inserted into any position in the extending direction of the guide rail assembly, and connection of any position and any number of circuit breakers is achieved.
In the second embodiment, a standard bus module guide rail structure supporting hot plug is disclosed, as shown in fig. 3, the difference between the first embodiment and the second embodiment is that a limit groove 6 is arranged at the upper end of a splice head of the first embodiment, a spring 7 is arranged in the limit groove, a first end of the spring is connected with the bottom end of the limit groove, a second end of the spring is connected with a movable post 12, the upper end of the movable post is connected with a double-section rod 8, a movable node of the double-section rod is fixedly connected with the upper end of the movable post, both ends of the double-section rod are provided with balls 9, the splice head is also provided with sliding grooves at both sides of the limit groove, the balls are arranged in the sliding grooves in a rolling manner, the bottom end of the sliding grooves is provided with a fixed groove 10, the fixed groove is used for limiting the rolling of the balls, the spring is connected with a power supply through a switch, one side of the fixed groove close to the limit groove is a straight edge, and one side of the fixed groove far from the limit groove is an arc edge; the rest of the structure is the same as that of the first embodiment; the improved effect of the embodiment compared with the first embodiment is that, the splicing module is in a conventional state, the ball on the splicing head is positioned in the accommodating groove 11, at the moment, the double-section rod is placed in the chute and is closely matched with the chute, the height of the double-section rod is consistent with that of the chute, so that the double-section rod is flush with the upper plane of the chute when placed in the chute, the spring contracts to accommodate the movable column in the limiting groove, so that the upper end surface of the splicing head becomes a smooth plane, when the splicing module connects two circuit breakers, the splicing heads on two sides of the bracket are respectively clamped into the splicing grooves of the circuit breakers on two sides, the spring is reset in a power-off state, has upward restoring force, the movable column is lifted, the movable column pushes the node of the double-section rod to move upwards, so that the double-section rod and the upper plane of the splicing head form a triangular structure, and the ball is driven to move towards the direction of the limiting groove in the process of moving upwards the double-section rod, the ball gets into when the fixed slot by the card, and the frictional force on ball and fixed slot right angle limit is greater than the restoring force of spring with the gravity of two sections pole itself for two sections poles do not shift up, and two sections poles and splice overhead planes form stable firm triangle-shaped structure, will splice the joint in the splice groove of circuit breaker.
When the circuit breaker is dismantled or the circuit breaker is inserted to needs, need unpack apart the circuit breaker of two connections, at this moment, switch on the spring again, make the spring drive movable post with two section pole drop-downs, the ball removes along the arc limit, make movable post, two section poles, the ball all resets, the up end of splice becomes level and smooth plane, the circuit breaker of both sides can be unpack apart easily, make the connection of circuit breaker on the guide rail set spare more reliable, it is more convenient to dismantle, the security further improves.
The third embodiment is a standard bus module guide rail structure supporting hot plugging, and the difference between the first embodiment and the second embodiment is that an indicator lamp is added in the second embodiment, the indicator lamp is installed on a circuit breaker, when all bus plugs of a splicing module are connected with bus jacks of the circuit breaker, the indicator lamp is turned on, and other structures are the same as those in the first embodiment.
The connection of the two circuit breakers is only shown in the attached drawing, but the two circuit breakers are not limited to be limited, and after the circuit breakers are provided with the splicing grooves connected with the splicing modules, no matter how many circuit breakers are directly connected or inserted midway, the connection can be realized; the splicing joint and the splicing groove are connected more firmly and reliably by arranging the double-section rod; holistic guide rail simple structure, convenient operation, practicality and security are high.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (8)
1. A modular bus module rail structure supporting hot-plugging, comprising:
the guide rail assembly plays a role in bearing and supporting;
the circuit breaker is arranged on the guide rail assembly, the bottom end of the circuit breaker is provided with a mounting groove in sliding connection with the guide rail assembly, and splicing grooves are formed in two sides of the circuit breaker;
the splicing module is provided with splicing joints on two sides, a connector matched with a standard connecting hole in a splicing groove is arranged in each splicing joint, and the splicing joints are clamped with the splicing grooves.
2. The modular bus bar structure supporting hot-plugging according to claim 1,
and the two circuit breakers are connected in a seamless mode through the splicing module.
3. The modular bus bar structure supporting hot-plugging according to claim 1,
the standard connecting hole is provided with a plurality of bus jacks, and the connector is provided with bus plugs corresponding to the number and the positions of the bus jacks.
4. A modular bus bar structure supporting hot-plugging according to claim 1, 2 or 3,
the splicing direction of the circuit breaker is consistent with the sliding direction of the circuit breaker on the guide rail assembly.
5. The modular bus bar structure supporting hot-plugging according to claim 1,
the guide rail assembly is provided with a U-shaped groove, the upper end of the U-shaped groove is outwards turned to form an arc-shaped clamping block, and clamping grooves clamped with the clamping block are formed in the two sides of the mounting groove.
6. The modular bus bar structure supporting hot-plugging according to claim 1,
the upper end of the splicing head is provided with a limiting groove, a spring is arranged in the limiting groove, the first end of the spring is connected with the bottom end of the limiting groove, the second end of the spring is connected with a movable column, the upper end of the movable column is connected with a double-section rod, a movable node of the double-section rod is fixedly connected with the upper end of the movable column, the two ends of the double-section rod are provided with balls, the two sides of the splicing head, which are located in the limiting groove, are also provided with sliding grooves, the balls roll in the sliding grooves, the bottom ends of the sliding grooves are provided with fixing grooves, the fixing grooves roll the balls in a limiting mode, and the spring is connected with a power supply through a switch.
7. The modular bus bar structure supporting hot-plugging according to claim 6,
one side of the fixing groove, which is close to the limiting groove, is a straight edge, and one side of the fixing groove, which is far away from the limiting groove, is an arc-shaped edge.
8. The modular bus bar structure supporting hot-plugging according to claim 3,
still include the pilot lamp, the pilot lamp is installed on the circuit breaker, works as when the whole bus jack with the circuit breaker of concatenation module bus plug is connected, the pilot lamp is bright.
Priority Applications (1)
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CN202110784883.XA CN113643940A (en) | 2021-07-12 | 2021-07-12 | Standard bus module guide rail structure supporting hot plugging |
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CN202110784883.XA CN113643940A (en) | 2021-07-12 | 2021-07-12 | Standard bus module guide rail structure supporting hot plugging |
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CN202110784883.XA Pending CN113643940A (en) | 2021-07-12 | 2021-07-12 | Standard bus module guide rail structure supporting hot plugging |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117038400A (en) * | 2023-10-08 | 2023-11-10 | 江苏祥瑞电气科技有限公司 | Automatic plugging device of circuit breaker |
Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010044379A (en) * | 2001-02-15 | 2001-06-05 | 이장우 | Magnetic gas spring |
DE102006031129A1 (en) * | 2005-07-12 | 2007-01-25 | E. Dold & Söhne KG | Appliance system with several individual modules, has bus-line for modules designed as long circuit board with conductor paths joined to support rail |
CN2913536Y (en) * | 2006-05-30 | 2007-06-20 | 王明亮 | Electrically controlled theft-proof lock |
DE102006041803A1 (en) * | 2006-09-06 | 2008-03-27 | Siemens Ag | Electrical device e.g. relay or non-electrical device fixing device, for holding groove of e.g. top hat rail, has compression spring unit acting in mounting end position on contact surface of mounting rail |
US20110278778A1 (en) * | 2010-05-13 | 2011-11-17 | Jamal Umar Qattan | Self Centering Spring Linkage |
CN102610457A (en) * | 2012-03-22 | 2012-07-25 | 浙江鼎威科技有限公司 | Device of leakage breaker for combining leakage testing with leakage reset button |
CN103035438A (en) * | 2011-09-30 | 2013-04-10 | 西门子公司 | Multipole switch, especially on-load isolating switch for low pressure |
CN203815237U (en) * | 2014-05-09 | 2014-09-10 | 乐清市通达有线电厂 | Cooker cover protection switch for electric pressure cooker |
CN204155877U (en) * | 2014-09-29 | 2015-02-11 | 国家电网公司 | Improved circuit breaker |
CN204323537U (en) * | 2015-01-07 | 2015-05-13 | 朱江云 | Battery-driven car electronic safety lock |
WO2017068601A1 (en) * | 2015-10-20 | 2017-04-27 | Goduguchinta Vijaykumar Vaideeshwar | Magnetic suspension system for automobiles |
CN206363973U (en) * | 2016-12-28 | 2017-07-28 | 飞雕电器集团有限公司 | A kind of tripping mechanism on residual current action breaker |
CN107622887A (en) * | 2016-07-13 | 2018-01-23 | 西门子公司 | For the pole case of electric switch and the electric switch with pole case |
DE102018130342A1 (en) * | 2018-11-29 | 2020-06-04 | Liebherr-Components Biberach Gmbh | Switchgear assembly |
KR20200097608A (en) * | 2019-02-08 | 2020-08-19 | 서울대학교산학협력단 | Magnetic spring and active suspension comprising the same |
-
2021
- 2021-07-12 CN CN202110784883.XA patent/CN113643940A/en active Pending
Patent Citations (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010044379A (en) * | 2001-02-15 | 2001-06-05 | 이장우 | Magnetic gas spring |
DE102006031129A1 (en) * | 2005-07-12 | 2007-01-25 | E. Dold & Söhne KG | Appliance system with several individual modules, has bus-line for modules designed as long circuit board with conductor paths joined to support rail |
CN2913536Y (en) * | 2006-05-30 | 2007-06-20 | 王明亮 | Electrically controlled theft-proof lock |
DE102006041803A1 (en) * | 2006-09-06 | 2008-03-27 | Siemens Ag | Electrical device e.g. relay or non-electrical device fixing device, for holding groove of e.g. top hat rail, has compression spring unit acting in mounting end position on contact surface of mounting rail |
US20110278778A1 (en) * | 2010-05-13 | 2011-11-17 | Jamal Umar Qattan | Self Centering Spring Linkage |
CN103035438A (en) * | 2011-09-30 | 2013-04-10 | 西门子公司 | Multipole switch, especially on-load isolating switch for low pressure |
CN102610457A (en) * | 2012-03-22 | 2012-07-25 | 浙江鼎威科技有限公司 | Device of leakage breaker for combining leakage testing with leakage reset button |
CN203815237U (en) * | 2014-05-09 | 2014-09-10 | 乐清市通达有线电厂 | Cooker cover protection switch for electric pressure cooker |
CN204155877U (en) * | 2014-09-29 | 2015-02-11 | 国家电网公司 | Improved circuit breaker |
CN204323537U (en) * | 2015-01-07 | 2015-05-13 | 朱江云 | Battery-driven car electronic safety lock |
WO2017068601A1 (en) * | 2015-10-20 | 2017-04-27 | Goduguchinta Vijaykumar Vaideeshwar | Magnetic suspension system for automobiles |
CN107622887A (en) * | 2016-07-13 | 2018-01-23 | 西门子公司 | For the pole case of electric switch and the electric switch with pole case |
CN206363973U (en) * | 2016-12-28 | 2017-07-28 | 飞雕电器集团有限公司 | A kind of tripping mechanism on residual current action breaker |
DE102018130342A1 (en) * | 2018-11-29 | 2020-06-04 | Liebherr-Components Biberach Gmbh | Switchgear assembly |
WO2020108968A1 (en) * | 2018-11-29 | 2020-06-04 | Liebherr-Components Biberach Gmbh | Switching device arrangement |
KR20200097608A (en) * | 2019-02-08 | 2020-08-19 | 서울대학교산학협력단 | Magnetic spring and active suspension comprising the same |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117038400A (en) * | 2023-10-08 | 2023-11-10 | 江苏祥瑞电气科技有限公司 | Automatic plugging device of circuit breaker |
CN117038400B (en) * | 2023-10-08 | 2023-12-15 | 江苏祥瑞电气科技有限公司 | Automatic plugging device of circuit breaker |
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