WO2018082385A1 - Interrupteur de déconnexion - Google Patents

Interrupteur de déconnexion Download PDF

Info

Publication number
WO2018082385A1
WO2018082385A1 PCT/CN2017/099636 CN2017099636W WO2018082385A1 WO 2018082385 A1 WO2018082385 A1 WO 2018082385A1 CN 2017099636 W CN2017099636 W CN 2017099636W WO 2018082385 A1 WO2018082385 A1 WO 2018082385A1
Authority
WO
WIPO (PCT)
Prior art keywords
movable contact
energy storage
spring
base
disposed
Prior art date
Application number
PCT/CN2017/099636
Other languages
English (en)
Chinese (zh)
Inventor
王亮华
Original Assignee
乐清市也为电气有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 乐清市也为电气有限公司 filed Critical 乐清市也为电气有限公司
Publication of WO2018082385A1 publication Critical patent/WO2018082385A1/fr

Links

Classifications

    • 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
    • H01H31/023—Base and stationary contacts mounted thereon
    • 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
    • H01H31/026—Movable parts and contacts mounted thereon

Definitions

  • the invention relates to a switch, in particular an isolating switch.
  • the existing isolating switch structure is a multi-contact isolating switch, and a plurality of moving contacts are linearly moved up and down under the direct driving of the handle and the connecting rod to realize separation and contact of the movement and the static, thereby realizing the closing and opening of the isolating switch.
  • the invention overcomes the deficiencies of the prior art, and provides a novel isolation switch with convenient operation, closing and opening speed blocks and indicating function.
  • an isolating switch includes a housing, a handle, a movable contact bracket, a moving contact and a static contact, wherein the housing is divided into a base and an upper housing.
  • the movable contact is fixedly disposed on the movable contact bracket, and the movable contact bracket is movably connected to the handle through the connecting rod, wherein the corresponding positions of the base and the upper housing are respectively provided with elliptical receiving slots,
  • the two sides of the movable contact bracket are respectively provided with a protruding column, and the movable contact bracket is disposed in the elliptical receiving groove through the movable column, and the spring or/and the tension spring are disposed between the movable contact bracket and the base, and the spring Or / and one end of the tension spring acts on the base, and the other end acts on the movable contact bracket, and the action point of the spring or/and the tension spring and the movable contact bracket is located above the protrusion and near the protrusion.
  • the movable contact holder By adopting the above scheme, we can move the movable contact holder in the elliptical receiving groove when it is operated. In this way, the movable contact has an overtravel function, especially when the contact of the movable contact is in close contact with the contact of the static contact, and the contact and the movable contact of the movable contact are opened at the time of opening The contacts are separated farther and are easier to break.
  • a further arrangement of the present invention further includes: a movable contact energy storage device, the movable contact energy storage device includes an energy storage rotating member and an energy storage abutting rod, wherein the energy storage rotating member is rotatably disposed on the base, and the energy storage rotates a first extension arm and a second extension arm are disposed on the piece, the rotating sleeve of the handle is provided with a long groove, the end of the first extension arm is disposed in the long groove, and the end of the second extension arm
  • the upper end of the energy storage abutting rod is hinged, and the energy storage abutting rod is disposed between the two limiting ribs of the base, and the two side walls of the long groove symmetry can rotate against the first extending arm when the handle rotates, Thereby driving the energy storage rotating member to rotate, the energy storage rotating member rotates to drive the second extending arm to swing, the second extending arm swings to realize the energy storage resisting rod to move up and down, and the movable contact bracket is disposed
  • the handle continues to rotate and the movable contact bracket stops Rotating, the final handle rotation is about to be in place, and the energy storage resisting lever is about to be pushed to the highest position by the energy storage rotating member, and the convex block is released by the side of the lower end of the storage rod.
  • the movable contact bracket rotates the moving contact to realize the quick rotation.
  • the energy storage rotating member is further provided with a third positioning arm, the third positioning arm is curved, the end portion is provided with a positioning circular protrusion, and the positioning protrusion is arranged on the base
  • the positioning rib is provided with two recesses for accommodating the circular protrusions.
  • the moving contact can generate an instantaneous force when closing, and achieve a quick closing action.
  • the specific working principle is: when the isolating switch is disconnected, the protruding block is spaced apart from the lower end of the energy storage resisting bar, and the isolating switch During the closing process, the bump gradually approaches from the separation until it abuts against the side of the lower end of the energy storage resisting rod. At this time, the handle continues to rotate, and the bump is restrained by the stored energy against the rod, causing the movable contact bracket to stop rotating and rotating. The energy is all concentrated on the movable contact bracket. Finally, the handle rotation is about to be in place.
  • the energy storage rotating member is further provided with a third positioning arm, the third positioning arm is curved, the end portion is provided with a positioning circular protrusion, the base is provided with a positioning convex rib, and the positioning convex rib is provided with Two recesses for accommodating the circular protrusions, the circular protrusions are placed in one of the notches when the isolating switch is opened or closed, the purpose is to prevent the energy storage rotating parts from being freely movable, and to ensure that The stability of the work, the width of the long groove is greater than the thickness of the first extension arm, which makes the energy storage rotor not initially driven by the rotation of the handle, simplifying its length.
  • the lower end of the movable contact bracket is provided with a mounting through hole or a slot
  • the movable contact bracket is provided with a notch on one side of the protruding post, and the notch is disposed through the through hole or the slot.
  • the upper end of the movable contact is provided with a hanging hole, the upper end of the movable contact is inserted into the mounting through hole or the slot, and the hanging hole is exposed from the notch, and a tension spring is arranged between the base and the movable contact bracket, and one end of the tension spring is provided It is fixed on the base and the other end is hung in the hanging hole.
  • the installation of the tension spring can be facilitated, and since the movable contact bracket is made of plastic parts, and the movable contact is made of metal, the tension spring is arranged on the metal, and the arrangement of the tension spring is increased. The closing force and the disengagement force of the moving contact.
  • the movable contact bracket is disposed on one side of the protruding post with a spring seat, and the base is provided with a spring fixing seat, one end of the spring abuts against the spring seat, and the other end abuts against the spring fixing seat. on.
  • the final setting of the present invention is that an indicator block is disposed above the movable contact bracket, and the base is provided with a through hole for observing the indicator block.
  • Figure 1 is a perspective view of an embodiment of the present invention
  • FIG. 2 is a schematic diagram of an internal structure of an embodiment of the present invention.
  • FIG. 3 is a structural view of a base according to an embodiment of the present invention.
  • FIG. 4 is a structural view of an upper cover according to an embodiment of the present invention.
  • FIG. 5 is a structural diagram of an energy storage device for a moving contact according to an embodiment of the present invention.
  • Figure 6 is a structural view of an energy storage rotating member according to an embodiment of the present invention.
  • Figure 7 is a structural view of an energy storage abutment bar according to an embodiment of the present invention.
  • Figure 8 is a structural view of a handle of an embodiment of the present invention.
  • Figure 9 is a structural view of a movable contact according to an embodiment of the present invention.
  • FIG. 10 is a structural view of a movable contact bracket according to an embodiment of the present invention.
  • Figure 11 is a front and back structural view of the product of the embodiment of the present invention when it is disconnected;
  • Figure 12 is a front and back structural view of the embodiment of the present invention when energy storage is started;
  • Figure 13 is a front and back structural view of the embodiment of the present invention when energy storage is completed;
  • Figure 14 is a front and back structural view of the product closing of the embodiment of the present invention.
  • Figure 15 is a front structural view of the opening process of the embodiment of the present invention.
  • an isolating switch includes a housing 1, a handle 2, a movable contact holder 3, a movable contact 4 and a static contact 5, wherein the housing 1 is divided into a base 11 and an upper case.
  • the movable contact 4 is fixedly disposed on the movable contact holder 3, and the movable contact holder 3 is movably connected to the handle 2 through a connecting rod.
  • the base 11 and the upper housing 12 are Elliptical accommodating slots 111 and 121 are respectively disposed at corresponding positions, and the movable contact brackets 3 are respectively disposed on the two sides of the movable contact brackets 3, and the movable contact brackets 3 are disposed in the elliptical accommodating slots 111 through the protrusions 31, 121, a spring 6 or/and a tension spring 7 is disposed between the movable contact bracket 3 and the base 11, and one end of the spring 6 or/and the tension spring 7 acts on the base 11, and the other end acts on the movable contact bracket 3.
  • the action point of the spring 6 or/and the tension spring 7 and the movable contact holder 3 is located above the protrusion 31 and close to the protrusion 31; by adopting the above scheme, we can make the movable contact holder 3 be operated when Moving in the elliptical accommodating grooves 111, 121 In this way, the movable contact 4 can have an overtravel function, especially when the contact of the movable contact 4 and the contact of the static contact 5 are in closer contact, and the contact of the movable contact is opened during the opening. The contact of the moving contact is further separated to facilitate the breaking. Finally, the force of the spring 6 or/and the tension spring 7 against the movable contact bracket 3 can accelerate its opening or closing, and the direction of their force and the movement when opening or closing The contact 4 is swung in the same direction.
  • the movable contact energy storage device further includes an energy storage rotating member 81 and an energy storage resisting rod 82, and the energy storage rotating member 81 is rotatably disposed on the base 11.
  • the energy storage rotating member 81 is provided with a first extending arm 811 and a second extending arm 812.
  • the rotating sleeve of the handle 2 is provided with a long groove 21, and the end of the first extending arm 811 is placed in the long groove 21
  • the end of the second extension arm 812 is hinged with the upper end of the energy storage abutment bar 82, and the energy storage abutment bar 82 is disposed between the two limiting ribs of the base 11, where the ribs are mainly limited
  • the energy storage bar 811 can be swung, other specific requirements are not required, and the rib can also have other functions.
  • the two side walls of the long groove 21 can be rotated against the first extension arm 811 when the handle 2 rotates, thereby driving
  • the energy storage rotating member 81 rotates, the energy storage rotating member 81 rotates to drive the second extending arm 812 to swing, the second extending arm 812 swings to realize the energy storage resisting rod 82 to move up and down, and the movable contact bracket 3 is disposed to interfere with the energy storage.
  • the corresponding bump 32 of the lower end of the rod 82, the bump 32 and the energy storage when the isolating switch is disconnected The lower end of the contact bar 82 is spaced apart.
  • the protrusion 32 is gradually close from the separation until it abuts against the side of the lower end of the energy storage abutting bar 82.
  • the handle 2 continues to rotate and the movable contact holder 3 stops rotating.
  • the rotation of the handle 2 is about to be in place, and when the energy storage resisting lever 82 is pushed to the highest position by the energy storage rotating member 81, the bump 32 is released by the side of the lower end portion of the energy storage resisting lever 82, and the movable contact bracket 3 drives the movable contact.
  • the first rotating arm 81 is further provided with a third positioning arm 813.
  • the third positioning arm 813 is curved and the end portion is provided with a positioning circular protrusion 8131.
  • the base 11 is provided with a positioning rib 112.
  • the positioning rib 112 is provided with two notches 1121 for accommodating a circular protrusion.
  • the specific working principle is: when the isolating switch is disconnected, the bump 32 is spaced apart from the lower end of the energy storage abutting bar 82, and the bump 32 is gradually close from the separation until the conflict is reached during the closing process of the isolating switch.
  • the energy storage is opposite to the side of the lower end of the rod 82.
  • the handle 2 continues to rotate.
  • the bump 32 is held by the energy storage resisting rod 82, and the movable contact holder 3 stops rotating. The rotating energy is concentrated on the movable contact bracket.
  • the last handle 2 rotation is about to be in place
  • the energy storage resisting bar 82 is about to be pushed to the highest position by the energy storage rotating member 81
  • the bump 32 is released by the side of the lower end of the energy storage resisting bar 82
  • the movable contact bracket 3 is moved instantaneously.
  • the contact 4 is quickly rotated to achieve closing, thus achieving the purpose of quick closing.
  • the width of the long groove 21 is greater than the thickness of the first extension arm 811. This arrangement causes the energy storage rotating member 81 to be initially driven by the rotation of the handle 2, simplifying its length.
  • the lower end of the movable contact bracket 3 is provided with a mounting through hole or a slot 33, and the movable contact bracket 3 is disposed on one side of the protruding post 31 with a notch 34, the notch 34 and the mounting through hole or
  • the slot 33 is disposed through the slot, and the upper end of the movable contact 4 is provided with a hanging hole 41.
  • the upper end of the movable contact 4 is inserted into the mounting through hole or the slot 33, and the hanging hole 41 is exposed from the notch 34.
  • a tension spring 7 is disposed between the movable contact brackets 3, and one end of the tension spring 7 is fixed on the base 11 and the other end is hung in the hanging hole 41; by adopting the above scheme, the installation of the tension spring 7 can be facilitated, and
  • the head bracket 3 is made of plastic parts, and the movable contact 4 is made of metal, so that the tension spring 7 is relatively firm on the metal, and the arrangement of the tension spring 7 increases the closing force and the disengagement force of the movable contact 4. .
  • the movable contact bracket 3 is disposed on one side of the protruding post 31 with a spring seat, and the base 11 is provided with a spring fixing seat.
  • One end of the spring 6 is in contact with the spring seat, and the other end is in contact with The spring is fixed on the seat, so that the spring 6 can be easily installed.
  • the spring 6 is arranged to increase the closing force and the repulsion force of the movable contact.
  • the movable contact bracket 3 is provided with an indicating block 35.
  • the base 11 is provided.
  • the through hole 113 of the observation indicating block 35 is disposed thereon, so that the state of the isolating switch can be easily known without occurrence of an erroneous phenomenon, and the state of the switch is not erroneously judged due to the state of the handle 2.

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

Abstract

L'invention concerne un interrupteur de déconnexion. Des rainures de réception ovales (111, 121) sont respectivement disposées à des positions correspondantes d'une base (11) et d'un boîtier supérieur (12) de l'interrupteur de déconnexion. Une colonne en saillie (31) est disposée séparément des deux côtés d'un support de contact mobile (3). Le support de contact mobile (3) est disposé de manière mobile dans les rainures de réception ovales (111, 121) au moyen des colonnes en saillie (31). Un ressort (6) et/ou un ressort de tension (7) est disposé entre le support de contact mobile (3) et la base (11). Une extrémité du ressort (6) et/ou une extrémité du ressort de tension (7) agit sur la base (11) et l'autre extrémité agit sur le support de contact mobile (3). Le point d'action du ressort (6) et/ou du ressort de tension (7) sur le support de contact mobile (3) est situé au-dessus de la colonne en saillie (31) et à proximité de la colonne en saillie (31). L'interrupteur de déconnexion surmonte les inconvénients de l'état de la technique, et fournit un nouveau interrupteur de déconnexion qui est facile à utiliser et élevé en vitesse de fermeture et d'ouverture et a une fonction d'indication.
PCT/CN2017/099636 2016-11-02 2017-08-30 Interrupteur de déconnexion WO2018082385A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610948345.9A CN106356239B (zh) 2016-11-02 2016-11-02 一种隔离开关
CN201610948345.9 2016-11-02

Publications (1)

Publication Number Publication Date
WO2018082385A1 true WO2018082385A1 (fr) 2018-05-11

Family

ID=57864535

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/099636 WO2018082385A1 (fr) 2016-11-02 2017-08-30 Interrupteur de déconnexion

Country Status (2)

Country Link
CN (1) CN106356239B (fr)
WO (1) WO2018082385A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113871245A (zh) * 2021-10-22 2021-12-31 文世彬 一种测温带合闸指示及助力的户外高压封闭式隔离开关

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106356239B (zh) * 2016-11-02 2019-04-02 乐清市也为电气有限公司 一种隔离开关

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201289829Y (zh) * 2008-10-21 2009-08-12 德力西电气有限公司 双极漏电断路器
CN105845521A (zh) * 2016-05-31 2016-08-10 乐清市也为电气有限公司 一种小型断路器的动触头操作机构
CN106356239A (zh) * 2016-11-02 2017-01-25 乐清市也为电气有限公司 一种隔离开关
CN206148347U (zh) * 2016-11-02 2017-05-03 乐清市也为电气有限公司 一种隔离开关

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0338930A1 (fr) * 1988-04-22 1989-10-25 Hager Electro S.A. Disjoncteurs ou disjoncteurs differentiels
CN204118012U (zh) * 2014-08-27 2015-01-21 浙江正泰电器股份有限公司 断路器的操作机构
CN104319203B (zh) * 2014-11-13 2017-08-25 杭州泰姆电气有限公司 断路器操作机构

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201289829Y (zh) * 2008-10-21 2009-08-12 德力西电气有限公司 双极漏电断路器
CN105845521A (zh) * 2016-05-31 2016-08-10 乐清市也为电气有限公司 一种小型断路器的动触头操作机构
CN106356239A (zh) * 2016-11-02 2017-01-25 乐清市也为电气有限公司 一种隔离开关
CN206148347U (zh) * 2016-11-02 2017-05-03 乐清市也为电气有限公司 一种隔离开关

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113871245A (zh) * 2021-10-22 2021-12-31 文世彬 一种测温带合闸指示及助力的户外高压封闭式隔离开关
CN113871245B (zh) * 2021-10-22 2024-04-19 文世彬 一种测温带合闸指示及助力的户外高压封闭式隔离开关

Also Published As

Publication number Publication date
CN106356239B (zh) 2019-04-02
CN106356239A (zh) 2017-01-25

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