WO2017133457A1 - Wiring-improved structure for rotary double-breakpoint switch contact system - Google Patents
Wiring-improved structure for rotary double-breakpoint switch contact system Download PDFInfo
- Publication number
- WO2017133457A1 WO2017133457A1 PCT/CN2017/071545 CN2017071545W WO2017133457A1 WO 2017133457 A1 WO2017133457 A1 WO 2017133457A1 CN 2017071545 W CN2017071545 W CN 2017071545W WO 2017133457 A1 WO2017133457 A1 WO 2017133457A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- contact
- rotary double
- wiring
- terminal screw
- static
- Prior art date
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/36—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having only two operative positions, e.g. relatively displaced by 180 degrees
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
- H01H1/5855—Electric connections to or between contacts; Terminals characterised by the use of a wire clamping screw or nut
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/64—Encased switches adapted for ganged operation when assembled in a line with identical switches, e.g. stacked switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
- H01H1/5855—Electric connections to or between contacts; Terminals characterised by the use of a wire clamping screw or nut
- H01H2001/5861—Box connector with a collar or lug for clamping internal rail and external conductor together by a tightening screw
Definitions
- the invention belongs to the technical field of isolating switches, and in particular relates to a wiring improved structure of a rotary double-breakpoint switch contact system.
- the isolating switch is the most used one in the high-voltage switchgear.
- the main feature of the isolating switch is that it has no arc-extinguishing capability, and can only divide and close the circuit without load current.
- the isolating switch is used for voltages at various stages. It is used to change the circuit connection or to isolate the line or equipment from the power supply. It has no current-breaking capability and can only be disconnected before operation by other equipment.
- there is an interlock device that prevents the switch from being erroneously operated with a load, and sometimes a pin is required to prevent the switch from being opened under the action of a large fault magnetic force. In the circuit system, when the line fails or needs to be repaired, the circuit breaker trips.
- the isolating switch acts to cut off the small current or provide an obvious port to ensure the safety of the staff during maintenance or overhaul.
- the isolating switch has two forms, open type and gas-insulated metal-enclosed type, the open type isolating switch is directly exposed to the air, and the obvious break can be seen when opening, but it is bulky and cumbersome.
- the gas-insulated metal-enclosed isolating switch has small volume and high reliability, and has been widely used.
- the gas-insulated metal-enclosed isolating switch includes three isolation switches and one phase, and each of the isolation switches includes a cylinder, and each cylinder
- the moving mechanism, the static contact and the driving mechanism for driving the moving contact are provided in the middle, and most of the driving mechanism is electrically driven.
- the operator due to the sealing property of the gas insulated metal-enclosed isolating switch, the operator cannot directly observe and obviously feel Whether it is in a disconnected state.
- the object of the present invention is to provide a rotary double-breakpoint switch contact system wiring improvement structure for the single technical defect of the existing rotary double-breakpoint isolation switch wiring direction, and to make the rotary double breakpoint by improving the wiring mode.
- the wiring direction of the isolating switch contact system can be flexibly changed to meet the needs of on-site installation of the isolating switch.
- the rotary double breakpoint switch contact system wiring improved structure designed by the present invention comprises a movable contact, a static contact and a shorting row, and the movable contact can be in contact with the static touch during the rotation
- the head is electrically connected, characterized in that the stationary contact is connected to the shorting row by a terminal screw, so that the terminal screw can be routed in the circumferential direction.
- the mounting axis direction of the terminal screw is perpendicular to the central axis of the moving contact.
- the shorting row is a shape, the two ends of which are respectively provided with a terminal screw mounting through hole, and the terminal end of the static contact is locked by the terminal screw, and the head end of the static contact protrudes into the slot of the movable contact
- the movable contact can be in electrical contact with the head end of the stationary contact during rotation.
- the tail end of the static contact is provided with a threaded hole, and the head end and the tail end of the static contact are connected by a connecting portion.
- head end and the tail end of the stationary contact are planar structures perpendicular to each other.
- the moving contact can be in contact with the head end of the static contact to realize double break point during the rotating process.
- the movable contact is mounted on the coupling.
- the movable contact, the stationary contact and the shorting row are mounted on the base.
- the bottom surface of the wiring port to which the terminal screw is connected to the static contact is inclined downward, so that the connection angle of the connection line between the terminal screw and the static contact is increased.
- the invention provides a wiring double-breakpoint switch contact system wiring improvement structure, by improving the wiring manner, that is, the static contact is connected to the short-circuit row through a terminal screw, so that the terminal screw It can enter the line in the circumferential direction, so that the wiring direction of the rotary double-breakpoint isolating switch contact system can be flexibly changed, which satisfies the need of on-site installation of the isolating switch.
- FIG. 1 is a schematic structural view of an embodiment of the present invention.
- Figure 2 is an exploded perspective view of an embodiment of the present invention.
- FIG. 3 is a schematic view showing the installation structure of the shorting row in the embodiment of the present invention.
- Figure 4 is a schematic view showing the structure of the shorting row in the embodiment of the present invention.
- Figure 5 is a schematic view showing the structure of a movable contact in the embodiment of the present invention.
- Figure 6 is a schematic view showing the structure of a static contact in the embodiment of the present invention.
- the present invention provides a rotary double breakpoint switch contact system wiring improved structure, which comprises a movable contact 1, a fixed contact 2 and a shorted row 3, which can be rotated during the moving contact 1
- the electrical connection is made with the static contact 2, characterized in that the static contact 2 is connected to the shorting row 3 through the terminal screw 4, and the wiring
- the screw 4 can be routed in the circumferential direction.
- the line is horizontally drawn from the outside (right side).
- the mounting axis direction of the terminal screw 4 is perpendicular to the central axis of the movable contact 1.
- the movable contact 1, the stationary contact 2, and the shorting row 3 are mounted on the base 6.
- the shorting row 3 is The shape has a flat structure at both ends, and is parallel to each other, and is connected by a rod or a plate structure at the middle, and each end is provided with a fixing screw mounting hole 301, one end of which passes through the end of the connecting screw 4 and the stationary contact 2
- the ends 203 are locked together for external wiring (see also Figures 2 and 6), and the other end 305 extends into the connecting slot 8 of the base 6 and can be used in combination with another rotary double break switch as needed. Convenient to connect (electrical connection).
- the head end 202 of the static contact 2 extends into the slot 101 of the movable contact 1, and the plane of the slot 101 is perpendicular to the central axis of the movable contact 1, so that the contact end 102 can be connected with the static contact during the rotation of the movable contact 1.
- the head end 202 of 2 contacts to form an electrical connection.
- the mounting hole 301 is a notch for convenient connection, and of course, a closed hole can also be adopted.
- the bottom surface 91 of the terminal 9 to which the terminal screw 4 is connected to the fixed contact 2 is inclined downward (to the bottom surface of the base), so that the connection line between the terminal screw 4 and the fixed contact 2 can be inserted.
- Different angles of 0°-45° are realized, which increases the wiring angle and facilitates wiring.
- the high bottom surface of the existing switch is almost parallel to the surface of the base 6, and can only be wired in one direction.
- the trailing end of the stationary contact 2 is provided with a threaded hole 201, and the head end 202 and the trailing end 203 of the stationary contact 2 are connected together by a connecting portion 204.
- the connecting portion 204 by the transition of the connecting portion 204, the planes of the planar head end 202 and the trailing end 203 of the fixed contact 2 are perpendicular to each other, so that the terminal screw 4 can be routed in the circumferential direction.
- the movable contact 1 can contact the head end 202 of the two stationary contacts 2 during the rotation to achieve double break points (please explain the meaning of "double breakpoint", if it is a norm in the industry) , can be explained without explanation).
- the movable contact 1 is mounted on the coupling 5.
- the invention provides a rotary double-breakpoint switch contact system wiring improvement structure.
- the static contact 2 is connected with the short-circuiting row 3 through the terminal screw 4, so that the terminal screw 4 can enter the line in the circumferential direction.
- the wiring direction of the rotary double-breakpoint isolating switch contact system can be flexibly changed, thereby meeting the requirements of the various positions of the isolating switch of the present invention installed in the field.
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
Description
Claims (9)
- 旋转式双断点开关接触系统接线改良结构,它包括动触头(1),静触头(2)和短接排(3),动触头(1)转动过程中能够与静触头(2)实现电连接,其特征在于:所述静触头(2)通过接线螺钉(4)与短接排(3)连接,接线螺钉(4)能够沿周向进线。Rotary double breakpoint switch contact system wiring improved structure, which comprises moving contact (1), static contact (2) and shorting row (3), movable contact (1) can be combined with static contact during rotation ( 2) An electrical connection is achieved, characterized in that the static contact (2) is connected to the shorting row (3) by a terminal screw (4), and the terminal screw (4) can be routed in the circumferential direction.
- 如权利要求1所述的旋转式双断点开关接触系统接线改良结构,其特征在于:所述接线螺钉(4)的安装轴线方向与动触头(1)中心轴线垂直。The rotary double-breakpoint switch contact system wiring improvement structure according to claim 1, characterized in that the mounting axis direction of the terminal screw (4) is perpendicular to the central axis of the movable contact (1).
- 如权利要求1所述的旋转式双断点开关接触系统接线改良结构,其特征在于:所述短接排(3)为形状,其两端设有接线螺钉安装过孔(301),通过接线螺钉(4)与静触头(2)的尾端锁在一起,静触头(2)的头端(202)伸进动触头(1)的槽(101)中,动触头(1)转动过程中触头端(102)能够与静触头(2)的头端(202)接触形成电连接。The improved structure of the rotary double breakpoint switch contact system according to claim 1, wherein the shorting row (3) is The shape is provided with a terminal screw mounting hole (301) at both ends thereof, and is locked with the tail end of the static contact (2) through the terminal screw (4), and the head end (202) of the static contact (2) is extended. In the slot (101) of the movable contact (1), the contact end (102) can be in electrical contact with the head end (202) of the fixed contact (2) during the rotation of the movable contact (1).
- 如权利要求1所述的旋转式双断点开关接触系统接线改良结构,其特征在于:所述静触头(2)的尾端(203)设有螺纹孔(201),静触头(2)的头端(202)和尾端(203)通过连接部(204)连接在一起。The improved structure of the rotary double-breakpoint switch contact system according to claim 1, wherein the rear end (203) of the static contact (2) is provided with a threaded hole (201), and the static contact (2) The head end (202) and the tail end (203) are connected together by a joint (204).
- 如权利要求1所述的旋转式双断点开关接触系统接线改良结构,其特征在于:所述静触头(2)的头端(202)和所述尾端(203)是相互垂直的平面状结构。The rotary double breakpoint switch contact system wiring improvement structure according to claim 1, wherein the head end (202) and the tail end (203) of the static contact (2) are mutually perpendicular planes. Structure.
- 如权利要求1所述的旋转式双断点开关接触系统接线改良结构,其特征在于:所述动触头(1)转动过程中能够与2个静触头(2)的头端(202)接触实现双断点。The improved structure of the rotary double-breakpoint switch contact system according to claim 1, wherein the movable contact (1) is rotatable with the head ends of the two stationary contacts (2) (202) Contact achieves double breakpoints.
- 如权利要求1所述的旋转式双断点开关接触系统接线改良结构,其特征 在于:所述动触头(1)装在联轴器(5)上。A rotary double breakpoint switch contact system wiring improvement structure according to claim 1, characterized in that It is that the movable contact (1) is mounted on the coupling (5).
- 如权利要求1所述的旋转式双断点开关接触系统接线改良结构,其特征在于:所述动触头(1)、静触头(2)和短接排(3)装在基座(6)上。A rotary double breakpoint switch contact system wiring improvement structure according to claim 1, wherein said movable contact (1), static contact (2) and shorting row (3) are mounted on the base ( 6) Upper.
- 如权利要求1所述的旋转式双断点开关接触系统接线改良结构,其特征在于:所述接线螺钉(4)与静触头(2)连接的接线口(9)的底面(91)向下倾斜,这样,增大了插入所述接线螺钉(4)与所述静触头(2)之间的连接线的接线角度。 The improved structure of the rotary double-breakpoint switch contact system according to claim 1, characterized in that: the bottom surface (91) of the wiring port (9) to which the terminal screw (4) and the static contact (2) are connected Tilting downward, thus increasing the angle of connection of the connecting wire inserted between the terminal screw (4) and the stationary contact (2).
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP17746777.6A EP3413329A4 (en) | 2016-02-05 | 2017-01-18 | Wiring-improved structure for rotary double-breakpoint switch contact system |
JP2018560703A JP2019505085A (en) | 2016-02-05 | 2017-01-18 | Improved wiring structure for contact system of rotary double break switch |
KR1020187024344A KR102053070B1 (en) | 2016-02-05 | 2017-01-18 | Rotary double breakpoint switch contact system connection improvement structure |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610082913.1A CN107045959A (en) | 2016-02-05 | 2016-02-05 | Rotary type double-breakpoint switch contact system wiring structure-improved |
CN201610082913.1 | 2016-02-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017133457A1 true WO2017133457A1 (en) | 2017-08-10 |
Family
ID=59499344
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2017/071545 WO2017133457A1 (en) | 2016-02-05 | 2017-01-18 | Wiring-improved structure for rotary double-breakpoint switch contact system |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3413329A4 (en) |
JP (1) | JP2019505085A (en) |
KR (1) | KR102053070B1 (en) |
CN (1) | CN107045959A (en) |
WO (1) | WO2017133457A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108648941A (en) * | 2018-04-02 | 2018-10-12 | 国网冀北电力有限公司承德供电公司 | The static contact dismounting tooling and static contact installation method, method for dismounting of disconnecting switch |
CN109360752A (en) * | 2018-12-11 | 2019-02-19 | 中欧电气有限公司 | A kind of multifunctional visible disconnecting switch |
CN112635206A (en) * | 2020-11-24 | 2021-04-09 | 天津平高智能电气有限公司 | Switch cabinet and static contact for switch cabinet |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107845535B (en) * | 2017-10-10 | 2024-05-14 | 上海良信电器股份有限公司 | Short circuit mode and contact module of multipole rotary electric switch |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN204067146U (en) * | 2014-06-27 | 2014-12-31 | 森萨塔科技(常州)有限公司 | Rotary switch |
CN104521085A (en) * | 2012-12-19 | 2015-04-15 | 宝马斯雅士股份有限公司 | Disconnector for photovoltaic applications |
CN205656997U (en) * | 2016-02-05 | 2016-10-19 | 上海良信电器股份有限公司 | Two breakpoint switch contact system wiring improvement structures of rotation type |
Family Cites Families (3)
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GB952935A (en) * | 1961-08-02 | 1964-03-18 | Oak Mfg Co | Rotary electric switch means |
CN2821835Y (en) * | 2005-05-23 | 2006-09-27 | 杭州立得电机有限公司 | Modular multi sectional switch |
ES2464051T3 (en) * | 2008-04-01 | 2014-05-30 | Ewac Holding B.V. | Rotary electric switch |
-
2016
- 2016-02-05 CN CN201610082913.1A patent/CN107045959A/en active Pending
-
2017
- 2017-01-18 EP EP17746777.6A patent/EP3413329A4/en not_active Withdrawn
- 2017-01-18 JP JP2018560703A patent/JP2019505085A/en active Pending
- 2017-01-18 WO PCT/CN2017/071545 patent/WO2017133457A1/en active Application Filing
- 2017-01-18 KR KR1020187024344A patent/KR102053070B1/en active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104521085A (en) * | 2012-12-19 | 2015-04-15 | 宝马斯雅士股份有限公司 | Disconnector for photovoltaic applications |
CN204067146U (en) * | 2014-06-27 | 2014-12-31 | 森萨塔科技(常州)有限公司 | Rotary switch |
CN205656997U (en) * | 2016-02-05 | 2016-10-19 | 上海良信电器股份有限公司 | Two breakpoint switch contact system wiring improvement structures of rotation type |
Non-Patent Citations (1)
Title |
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See also references of EP3413329A4 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108648941A (en) * | 2018-04-02 | 2018-10-12 | 国网冀北电力有限公司承德供电公司 | The static contact dismounting tooling and static contact installation method, method for dismounting of disconnecting switch |
CN108648941B (en) * | 2018-04-02 | 2024-05-17 | 国网冀北电力有限公司承德供电公司 | Static contact dismounting tool of isolating switch, static contact mounting method and static contact dismounting method |
CN109360752A (en) * | 2018-12-11 | 2019-02-19 | 中欧电气有限公司 | A kind of multifunctional visible disconnecting switch |
CN112635206A (en) * | 2020-11-24 | 2021-04-09 | 天津平高智能电气有限公司 | Switch cabinet and static contact for switch cabinet |
CN112635206B (en) * | 2020-11-24 | 2024-01-23 | 天津平高智能电气有限公司 | Switch cabinet and static contact for switch cabinet |
Also Published As
Publication number | Publication date |
---|---|
KR20180108701A (en) | 2018-10-04 |
EP3413329A1 (en) | 2018-12-12 |
EP3413329A4 (en) | 2019-09-11 |
CN107045959A (en) | 2017-08-15 |
JP2019505085A (en) | 2019-02-21 |
KR102053070B1 (en) | 2019-12-06 |
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