CN112951669A - A seat in same period for circuit breaker - Google Patents
A seat in same period for circuit breaker Download PDFInfo
- Publication number
- CN112951669A CN112951669A CN202011560511.0A CN202011560511A CN112951669A CN 112951669 A CN112951669 A CN 112951669A CN 202011560511 A CN202011560511 A CN 202011560511A CN 112951669 A CN112951669 A CN 112951669A
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- CN
- China
- Prior art keywords
- cavity
- circuit breaker
- seat
- limiting
- circuit
- 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.)
- Pending
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Classifications
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- 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
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- 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
-
- 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
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- Breakers (AREA)
Abstract
The invention discloses a synchronization seat for a circuit breaker, which is composed of three groups of circuit breaking units, wherein the synchronization seats correspond to the circuit breaking units one by one, the synchronization seats are connected with the circuit breaking units through synchronization structures, each synchronization seat comprises a connecting part and a guide part, the connecting parts are connected with the synchronization structures to control the synchronous operation of the three groups of circuit breaking units, and the guide parts guide the circuit breaking units.
Description
Technical Field
The invention belongs to the field of high-voltage electrical equipment, and relates to a synchronization seat for a circuit breaker.
Background
The technical scheme who has now, for guaranteeing the three-phase uniformity that the unit operation opened circuit, set up the synchronizing shaft between the unit that opens circuit at the three-phase usually, every unit that opens circuit sets up a set of synchronizing seat and two sets of synchronizing and touch the arm, synchronizing shaft passes and connects two sets of synchronizing and touch the arm, and two sets of synchronizing and touch the arm and rotate with synchronizing seat and be connected, and the three-phase unit that opens circuit passes through the transmission shaft and touches the arm with synchronizing and be connected, can realize the synchronous operation that the unit was opened circuit to the three-phase through above-mentioned structure.
In order to ensure the transmission efficiency of the circuit breaker, in the prior art, the connecting rod component moves along the vertical direction by connecting the synchronous contact arm with the circuit breaker connecting rod component, even if the moving direction of the connecting rod component is consistent with the transmission direction of the circuit breaker, the transmission direction of the synchronous contact arm is controlled indirectly by the synchronous seat, the control force is low, and the circuit breaker has the risk of transmission path deviation caused by the transmission of the synchronous contact arm in the actual process.
Disclosure of Invention
The invention provides a synchronous seat for a circuit breaker, aiming at overcoming the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a with the same time seat for circuit breaker, the circuit breaker comprises three groups unit that opens circuit, with the unit one-to-one that opens circuit, with the unit that opens circuit with the same time seat through with the same time structural connection, its characterized in that: the seat in same phase includes connecting portion and guide part, and connecting portion have set firmly logical chamber, and connecting portion are connected with the structure in same phase through leading to the chamber, control three groups of synchronous operation who opens circuit the unit, and the guide part leads to the unit that opens circuit.
Further, the method comprises the following steps of; the through cavity is a cylindrical cavity, the synchronizing structure is composed of a synchronizing shaft and a synchronizing contact arm, and the synchronizing contact arm is inserted into the through cavity and is rotatably connected with the through cavity.
Further, the method comprises the following steps of; the guide part comprises a coaming and two side plates, the side plates are symmetrically and fixedly arranged on two sides of the coaming, and the coaming and the two side plates form a penetrating cavity.
Further, the method comprises the following steps of; the cavity guides the movement of the connecting component of the circuit breaking unit, two groups of limiting plates are fixedly arranged on the upper end faces of one group of side plates, a limiting cavity is formed between the two groups of limiting plates, the limiting cavity limits the transverse movement of a transmission shaft of the circuit breaking unit, and the longitudinal movement direction of the transmission shaft in the limiting cavity is consistent with the transmission direction of the circuit breaker.
Further, the method comprises the following steps of; the bottom of the limiting cavity is arranged to be an arc-shaped surface, the transmission shaft is abutted to the arc-shaped surface of the limiting cavity, the arc-shaped surface of the limiting cavity supports the transmission shaft, and the transmission shaft rotates relative to the arc-shaped surface of the limiting cavity.
Further, the method comprises the following steps of; connecting portion are provided with two sets of first connecting holes, and two sets of first connecting holes distribute from top to bottom, set firmly through first connecting hole and circuit breaker and be connected, and the guide portion is provided with a set of second connecting hole, sets firmly through second connecting hole and circuit breaker and is connected.
Further, the method comprises the following steps of; the radian of the arc surface of the limiting cavity is matched with the radian of the outer surface of the transmission shaft, and the width of the limiting cavity is matched with the diameter of the transmission shaft.
Further, the method comprises the following steps of; the guide part comprises a bottom plate, a surrounding plate and a side plate, the bottom plate is fixedly provided with a penetrating cavity which penetrates through the bottom plate from top to bottom, the connecting assembly of the circuit breaking unit moves up and down in the penetrating cavity, the cross section of the penetrating cavity can be square or circular, and the size of the cross section is matched with that of the connecting assembly of the circuit breaking unit.
Further, the method comprises the following steps of; the upper end surfaces of the two groups of limiting plates are fixedly provided with chamfers, so that the limiting cavities can be conveniently led in or out when the transmission shaft is mounted or dismounted, the longitudinal center lines of the two groups of limiting plates on the group of side plates and the central axis of the through cavity form planes perpendicular to the horizontal plane respectively, and the two groups of planes are superposed.
Further, the method comprises the following steps of; the central axis of the cavity penetrating and the longitudinal central line of the limiting cavity form planes perpendicular to the horizontal plane respectively, and the two groups of planes are overlapped.
In conclusion, the invention has the advantages that:
1) the synchronous control device divides the synchronous seat into the connecting part and the guide part, the connecting part is connected with the synchronous structure to realize synchronous control of the three-phase circuit breaker, and the guide part guides the transmission of the circuit breaking unit, so that the control of the circuit breaker is improved.
2) The invention realizes synchronous control on the operation of the three-phase circuit breaker and transmission guide on the circuit breaking unit through a single synchronization seat, and improves the control strength on the circuit breaker.
3) According to the invention, the through cavity is arranged on the guide part, the connecting assembly of the circuit breaker penetrates through the through cavity, and the movement of the connecting assembly is guided through the through cavity, so that the structure is simple, and the operation is convenient.
4) According to the invention, two groups of limiting plates are respectively arranged on two groups of symmetrical side plates, and the transverse movement of the transmission shaft is further limited by the limiting plates, so that the transmission shaft longitudinally moves along the side edge of the limiting cavity, the movement direction of the connecting rod assembly is ensured to be consistent with the transmission direction of the circuit breaker, and the transmission efficiency is improved.
5) According to the invention, the bottom surface of the limiting cavity is set to be the arc-shaped surface, the arc-shaped surface of the limiting cavity supports the transmission shaft, and the limiting cavity and the transmission shaft can rotate relatively, so that the circuit breaker is convenient to operate.
Drawings
FIG. 1 is a perspective view of a contemporaneous seat of the present invention;
FIG. 2 is a schematic view of a half-section of a contemporary base of the present invention;
FIG. 3 is a schematic half-section view of the assembly of a contemporary base and a contemporary structure of the present invention;
fig. 4 is a left side view of the present invention contemporaneous seat.
Fig. 5 is a half-sectional view of the assembly of the contemporary base and the contemporary structure of the second embodiment of the present invention.
The labels in the figure are: connecting part 10, through cavity 101, first connecting hole 102, guide part 20, side plate 201, enclosing plate 204, bottom plate 205, cavity 2051, limiting plate 2011, limiting cavity 2012, second connecting hole 2041, synchronization contact arm 3 and synchronization shaft 4.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
All directional indicators (such as up, down, left, right, front, rear, lateral, longitudinal … …) in the embodiments of the present invention are only used to explain the relative positional relationship between the components, the movement, etc. in a particular posture, and if the particular posture is changed, the directional indicator is changed accordingly.
The first embodiment is as follows:
as shown in fig. 1 to 4, a contemporary base for a circuit breaker is composed of three sets of circuit breaking units, the contemporary bases correspond to the circuit breaking units one by one, the contemporary bases are connected with the circuit breaking units through a contemporary structure, the contemporary base includes a connection portion 10 and a guide portion 20, the connection portion 10 is connected with the contemporary structure to control the synchronous operation of the three sets of circuit breaking units, and the guide portion 20 guides the circuit breaking units.
In this embodiment, a circuit breaker is by three sets of units that break, every set of unit that breaks cooperates with a set of contemporary seat, namely a circuit breaker corresponds three sets of contemporary seats, the implementation process of circuit breaker specifically is, the permanent magnetic mechanism drive of circuit breaker unit moves core pull rod (not shown), insulator (not shown), coupling assembling (not shown), moving contact (not shown) moves down along longitudinal direction, make moving contact and static contact (not shown) be connected, accomplish the combined floodgate operation, coupling assembling is connected through transmission shaft (not shown) with contemporary structure, thereby realize three sets of unit synchronous operation that break.
The through cavity 101 that runs through is fixedly arranged on the connecting portion 10, in the embodiment, the through cavity 101 is set to be a cylindrical cavity, the axial direction of the through cavity 101 is perpendicular or approximately perpendicular to the transmission direction of the connecting assembly, the synchronizing structure is composed of a synchronizing shaft 4 and a synchronizing contact arm 3, the inner diameter of the through cavity 101 is matched with the outer diameter of the synchronizing contact arm 3, the synchronizing contact arm 3 is inserted into the through cavity 101 and is rotatably connected with the through cavity 101, a through hole (not identified in the figure) of a hexagonal structure is arranged on the synchronizing contact arm 3, the synchronizing shaft 4 is set to be a hexagonal prism structure, the synchronizing shaft 4 is inserted into the through hole, six faces of the outer surface of the synchronizing shaft 4 are respectively abutted against six sides of the through hole, rotation between the synchronizing shaft 4 and the synchronizing contact arm 3 is avoided, the connecting portion 10 and the synchronizing structure and the transmission shaft are mutually restricted, and synchronous operation of three.
The up end of a set of curb plate 201 has set firmly two sets of limiting plate 2011, form restriction chamber 2012 between two sets of limiting plate 2011, the width and the transmission shaft diameter of restriction chamber 2012 match, restriction chamber 2012 has further restricted the lateral shifting of transmission shaft, restriction chamber 2012 bottom sets up to the arcwall face, the radian and the transmission shaft surface radian of arcwall face match, the transmission shaft offsets with the arcwall face of restriction chamber 2012, the arcwall face of restriction chamber 2012 supports the transmission shaft, simultaneously can rotate for the arcwall face of restriction chamber 2012 through above-mentioned structure transmission shaft, in implementing the in-process, restriction chamber 2012 side longitudinal movement can be followed to the transmission shaft, further guarantee that the moving direction of connecting rod subassembly is unanimous with circuit breaker transmission direction, transmission efficiency is improved.
In this embodiment, the connection portion 10 is provided with two sets of first connection holes 102, and the two sets of first connection holes 102 are distributed vertically and are fixedly connected to the circuit breaker through the first connection holes 102.
In this embodiment, the guiding portion 20 is provided with a set of second connecting holes 2041, and is fixedly connected to the circuit breaker through the second connecting holes 2041.
In this embodiment, the upper end surfaces of the two sets of limiting plates 2011 are fixedly provided with chamfers, so that the limiting cavity 2012 is conveniently led in or out when the transmission shaft is mounted or dismounted.
The longitudinal midline of the confinement chamber 2012 and the central axis of the trans-cavity 2051 each form a plane perpendicular to the horizontal plane, with the two sets of planes coinciding.
Example two:
as shown in fig. 5, the difference between the present embodiment and the first embodiment is that in the present embodiment, the guide portion 20 includes a bottom plate 205, a surrounding plate 204 and a side plate 201, the bottom plate 205 is fixedly provided with a through cavity 2051 penetrating up and down, the connection assembly can move up and down in the through cavity 2051, the cross section of the through cavity 2051 can be square, circular or other shapes, in the present embodiment, the cross section of the through cavity 2051 is circular, and the size of the cross section is matched with the outer diameter of the connection assembly of the circuit breaking unit, so as to further limit the circuit breaking unit.
In other embodiments, the two sets of first connection holes 102 are arranged in a horizontal distribution or an irregular distribution.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a with the same time seat for circuit breaker, the circuit breaker comprises three groups unit that opens circuit, with the unit one-to-one that opens circuit, with the unit that opens circuit with the same time seat through with the same time structural connection, its characterized in that: the seat in same phase includes connecting portion and guide part, and connecting portion have set firmly logical chamber, and connecting portion are connected with the structure in same phase through leading to the chamber, control three groups of synchronous operation who opens circuit the unit, and the guide part leads to the unit that opens circuit.
2. A contemporaneous seat for a circuit breaker as claimed in claim 1, characterized in that: the through cavity is a cylindrical cavity, the synchronizing structure is composed of a synchronizing shaft and a synchronizing contact arm, and the synchronizing contact arm is inserted into the through cavity and is rotatably connected with the through cavity.
3. A contemporaneous seat for a circuit breaker as claimed in claim 1, characterized in that: the guide part comprises a coaming and two side plates, the side plates are symmetrically and fixedly arranged on two sides of the coaming, and the coaming and the two side plates form a penetrating cavity.
4. A contemporaneous seat for a circuit breaker as claimed in claim 3, characterized in that: the cavity guides the movement of the connecting component of the circuit breaking unit, two groups of limiting plates are fixedly arranged on the upper end faces of one group of side plates, a limiting cavity is formed between the two groups of limiting plates, the limiting cavity limits the transverse movement of a transmission shaft of the circuit breaking unit, and the longitudinal movement direction of the transmission shaft in the limiting cavity is consistent with the transmission direction of the circuit breaker.
5. A contemporaneous seat for a circuit breaker as claimed in claim 4, characterized in that: the bottom of the limiting cavity is arranged to be an arc-shaped surface, the transmission shaft is abutted to the arc-shaped surface of the limiting cavity, the arc-shaped surface of the limiting cavity supports the transmission shaft, and the transmission shaft rotates relative to the arc-shaped surface of the limiting cavity.
6. A contemporaneous seat for a circuit breaker as claimed in claim 1, characterized in that: connecting portion are provided with two sets of first connecting holes, and two sets of first connecting holes distribute from top to bottom, set firmly through first connecting hole and circuit breaker and be connected, and the guide portion is provided with a set of second connecting hole, sets firmly through second connecting hole and circuit breaker and is connected.
7. A contemporaneous seat for a circuit breaker as claimed in claim 5, characterized in that: the radian of the arc surface of the limiting cavity is matched with the radian of the outer surface of the transmission shaft, and the width of the limiting cavity is matched with the diameter of the transmission shaft.
8. A contemporaneous seat for a circuit breaker as claimed in claim 1, characterized in that: the guide part comprises a bottom plate, a surrounding plate and a side plate, the bottom plate is fixedly provided with a penetrating cavity which penetrates through the bottom plate from top to bottom, the connecting assembly of the circuit breaking unit moves up and down in the penetrating cavity, the cross section of the penetrating cavity can be square or circular, and the size of the cross section is matched with that of the connecting assembly of the circuit breaking unit.
9. A contemporaneous seat for a circuit breaker as claimed in claim 4, characterized in that: the upper end surfaces of the two groups of limiting plates are fixedly provided with chamfers, so that the limiting cavities can be conveniently led in or out when the transmission shaft is mounted or dismounted, the longitudinal center lines of the two groups of limiting plates on the group of side plates and the central axis of the through cavity form planes perpendicular to the horizontal plane respectively, and the two groups of planes are superposed.
10. A contemporaneous seat for a circuit breaker as claimed in claim 8, characterized in that: the central axis of the cavity penetrating and the longitudinal central line of the limiting cavity form planes perpendicular to the horizontal plane respectively, and the two groups of planes are overlapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011560511.0A CN112951669A (en) | 2020-12-25 | 2020-12-25 | A seat in same period for circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011560511.0A CN112951669A (en) | 2020-12-25 | 2020-12-25 | A seat in same period for circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112951669A true CN112951669A (en) | 2021-06-11 |
Family
ID=76234869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011560511.0A Pending CN112951669A (en) | 2020-12-25 | 2020-12-25 | A seat in same period for circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112951669A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE653338A (en) * | 1963-09-19 | 1965-01-18 | ||
| EP0140761A2 (en) * | 1983-10-21 | 1985-05-08 | Merlin Gerin | Operating mechanism for a low-voltage multi-pole circuit breaker |
| JP2008056141A (en) * | 2006-08-31 | 2008-03-13 | Honda Motor Co Ltd | Control device of hybrid vehicle |
| CN101145478A (en) * | 2007-10-12 | 2008-03-19 | 温州市新蓝天电器有限公司 | Circuit breaker with leakage, overloading and short circuit protector |
| CN110277272A (en) * | 2019-06-21 | 2019-09-24 | 瑞熙恩电气（珠海）有限公司 | A kind of synchronous shaft assembly and breaker |
| CN211016954U (en) * | 2020-01-08 | 2020-07-14 | 温州奥来电器有限公司 | Multi-pole leakage circuit breaker |
| CN211150466U (en) * | 2019-12-11 | 2020-07-31 | 上海良信电器股份有限公司 | Synchronous closing mechanism and circuit breaker device |
| CN111883383A (en) * | 2020-08-31 | 2020-11-03 | 四川艾贝斯科技发展有限公司 | Multi-path synchronous control multifunctional vacuum circuit breaker |
-
2020
- 2020-12-25 CN CN202011560511.0A patent/CN112951669A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE653338A (en) * | 1963-09-19 | 1965-01-18 | ||
| EP0140761A2 (en) * | 1983-10-21 | 1985-05-08 | Merlin Gerin | Operating mechanism for a low-voltage multi-pole circuit breaker |
| JP2008056141A (en) * | 2006-08-31 | 2008-03-13 | Honda Motor Co Ltd | Control device of hybrid vehicle |
| CN101145478A (en) * | 2007-10-12 | 2008-03-19 | 温州市新蓝天电器有限公司 | Circuit breaker with leakage, overloading and short circuit protector |
| CN110277272A (en) * | 2019-06-21 | 2019-09-24 | 瑞熙恩电气（珠海）有限公司 | A kind of synchronous shaft assembly and breaker |
| CN211150466U (en) * | 2019-12-11 | 2020-07-31 | 上海良信电器股份有限公司 | Synchronous closing mechanism and circuit breaker device |
| CN211016954U (en) * | 2020-01-08 | 2020-07-14 | 温州奥来电器有限公司 | Multi-pole leakage circuit breaker |
| CN111883383A (en) * | 2020-08-31 | 2020-11-03 | 四川艾贝斯科技发展有限公司 | Multi-path synchronous control multifunctional vacuum circuit breaker |
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Application publication date: 20210611 |
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