CN207719697U - A kind of circuit breaker cart isolating device of armored withdraw type switchgear - Google Patents

A kind of circuit breaker cart isolating device of armored withdraw type switchgear Download PDF

Info

Publication number
CN207719697U
CN207719697U CN201721828269.4U CN201721828269U CN207719697U CN 207719697 U CN207719697 U CN 207719697U CN 201721828269 U CN201721828269 U CN 201721828269U CN 207719697 U CN207719697 U CN 207719697U
Authority
CN
China
Prior art keywords
circuit breaker
breaker cart
slide
sliding rail
active clapboard
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201721828269.4U
Other languages
Chinese (zh)
Inventor
王建欧
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongzhou Electric Co Ltd
Original Assignee
Zhongzhou Electric Co Ltd
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 Zhongzhou Electric Co Ltd filed Critical Zhongzhou Electric Co Ltd
Priority to CN201721828269.4U priority Critical patent/CN207719697U/en
Application granted granted Critical
Publication of CN207719697U publication Critical patent/CN207719697U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of circuit breaker cart isolating devices of armored withdraw type switchgear, including active clapboard, transmission device, guider and positioning device, transmission device includes gear wheel, pinion gear, connecting rod and slide, gear wheel is arranged in the side of circuit breaker cart, pinion gear is arranged on the side wall of switchgear, one end of connecting rod is rotatably arranged on the edge of pinion gear side, and the other end is rotatably arranged on slide;Guider includes sliding rail, and slide is slidably arranged in sliding rail, and the both sides of active clapboard are fixedly connected with slide respectively;Positioning device includes positioning plate, travel switch and telescoping electromagnetic iron, and positioning plate is vertically arranged in the inside of sliding rail, and the positioning plate surface opposite with active clapboard is uniformly provided with multiple tooth sockets, and telescoping electromagnetic iron level is arranged on the surface of active clapboard.The utility model ensures that circuit breaker cart active clapboard at operating position is reliably fixed, and reduces the short-circuit risks of breaker.

Description

A kind of circuit breaker cart isolating device of armored withdraw type switchgear
Technical field
The utility model is related to high-tension switch gear technical field more particularly to a kind of open circuits of armored withdraw type switchgear Device handcart isolating device.
Background technology
Switchgear plays control to electrical equipment in the power generation of electric system, transmission of electricity, distribution and electric energy transfer process, measures And protective effect, include mainly breaker chamber, relay bungalow, busbar cell, cable vault and earthing or grounding means etc..Wherein breaker The specific track of indoor location, moves between testing position and operating position for circuit breaker cart, that is, works as circuit breaker cart When push-in, moving contact of breaker contacts realization with the static contact of busbar cell and closes a floodgate, and when circuit breaker cart is extracted out, breaker is dynamic Contact detaches realization separating brake with the static contact of busbar cell.When breaker moves between testing position and operating position, to ensure Staff does not touch electrical body, usually using between the partition board control moving contact that can be moved up or fall automatically and static contact Interface channel, partition board moves up partition board when opening interface channel, circuit breaker cart extraction and moves down pass when realizing circuit breaker cart push-in Close the state of interface channel.However existing partition board does not have safeguard structure when in open state, once partition board accidental falling, it can Short circuit accident can occur, cause damages to the life of people, property safety.
Utility model content
The purpose of this utility model is to provide a kind of circuit breaker cart isolating devices of armored withdraw type switchgear, can Ensure that circuit breaker cart active clapboard at operating position is reliably fixed, reduces the short-circuit risks of breaker.
To achieve the above object, the technical solution adopted in the utility model is:
A kind of circuit breaker cart isolating device of armored withdraw type switchgear, including active clapboard, further include transmission device, Guider and positioning device, the transmission device, guider and positioning device are symmetricly set on the both sides of switchgear, Transmission device includes gear wheel, pinion gear, connecting rod and slide, and the gear wheel is arranged in the side of circuit breaker cart, described Pinion gear be arranged on the side wall of switchgear, when circuit breaker cart be pushed into switchgear when, pinion gear is located at the top of gear wheel And engaged with gear wheel, one end of the connecting rod is rotatably arranged on the edge of pinion gear side, the other end rotation of connecting rod It is arranged on slide;The guider includes sliding rail, and the slide is slidably arranged in sliding rail, the both sides of active clapboard It is fixedly connected respectively with slide;The positioning device includes positioning plate, travel switch and telescoping electromagnetic iron, the positioning plate It is vertically arranged in the inside of sliding rail, the positioning plate surface opposite with active clapboard is uniformly provided with multiple tooth sockets, the stroke Switch is arranged in the upper end of sliding rail, and the telescoping electromagnetic iron level is arranged in the surface of active clapboard, the work of telescoping electromagnetic iron The tooth socket face of moved end and positioning plate, travel switch are connect with telescoping electromagnetic ferroelectricity, and when slide touches travel switch, stretch electricity The movable end of magnet stretches into the tooth socket of positioning plate.
The transmission device further includes eccentric disk, and the eccentric disk is coaxially disposed with pinion gear, the connecting rod One end is rotatably arranged on by shaft on eccentric disk, and the other end of connecting rod is rotatably arranged on by shaft on slide.
The sliding rail is U-shaped, and the upper surface of sliding rail both sides, which is respectively perpendicular, extends inwardly to form flanging, between two side edgefolds Gap be more than connecting rod width.
The movable end of the telescoping electromagnetic iron is tapered.
The fixing end of the telescoping electromagnetic iron is hinged on active clapboard, the rotational angle of the fixing end of telescoping electromagnetic iron It is 10 ~ 30 °.
The transmission device of the utility model generates rotation using gear wheel and pinion gear, and forms song by connecting rod and slide Handle link mechanism realizes vertical and straight movement of the active clapboard in sliding rail, and simple in structure, failure rate is low;The positioning of the utility model Device is in operating position in circuit breaker cart, i.e., when active clapboard is in open state, utilizes the flexible of active clapboard surface Solenoid valve resists the tooth socket of positioning plate surface, avoids the movement of active clapboard in a vertical direction, while reducing breaker The weight that handcart is born effectively increases the security performance of switchgear.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram of transmission device described in the utility model;
Fig. 3 is the structural schematic diagram of sliding rail described in the utility model;
Fig. 4 is the structural schematic diagram of positioning device described in the utility model.
Specific implementation mode
As shown in Figure 1, a kind of circuit breaker cart isolating device of armored withdraw type switchgear described in the utility model, packet Active clapboard 1, transmission device, guider and positioning device are included, wherein transmission device, guider and positioning device is symmetrical It is arranged in the both sides of switchgear 2.
The transmission device of the utility model includes gear wheel 4, pinion gear 5, eccentric disk 6, connecting rod 7 and slide 8, gear wheel 4 Side in circuit breaker cart front end is set, can be moved forward and backward in switchgear 2 with the push-in and extraction of circuit breaker cart.Small tooth Wheel 5 is arranged on the side wall of switchgear 2, and when circuit breaker cart is pushed into switchgear, pinion gear 5 is located at the top of gear wheel 4 simultaneously It is engaged with gear wheel 4, when circuit breaker cart extracts switchgear 2 out, pinion gear 5 is detached with gear wheel 4.As shown in Fig. 2, eccentric disk 6 are fixed on pinion gear 5 on the wheel shaft of 8 side of slide, and one end of connecting rod 7 is rotatably arranged on by shaft 11 on eccentric disk 6, The other end of connecting rod 7 is rotatably arranged on by shaft 11 on slide 8.
The guider of the utility model includes sliding rail 3, as shown in figure 3, sliding rail 3 is U-shaped, the upper surface of 3 both sides of sliding rail It is respectively perpendicular and extends inwardly to form flanging 31, the gap between two side edgefolds 31 is more than the width of connecting rod 7.The sliding setting of slide 8 In sliding rail 3, the both sides of active clapboard 1 extend outwardly respectively, and are fixedly connected with slide 8 across the side wall of sliding rail 3, work as open circuit After device handcart push-in switchgear 2 makes pinion gear 5 be engaged with gear wheel 4,5 Forced rotation of pinion gear, to drive 6 turns of eccentric disk Dynamic, the connecting rod 7 on eccentric disk 6 drives slide 8 to be moved up in sliding rail 3, final to realize that active clapboard 1 is opened, circuit breaker cart Moving contact connects the small indoor static contact of busbar.
The positioning device of the utility model includes positioning plate 10, travel switch 9 and telescoping electromagnetic iron 12, and positioning plate 10 is vertical It is arranged in the inside of sliding rail 3, and is spaced relatively with active clapboard 1.As shown in figure 4, the table that positioning plate 10 is opposite with active clapboard 1 Face is uniformly provided with multiple tooth sockets, and travel switch 9 is arranged in the upper end of sliding rail 3, and the fixing end of telescoping electromagnetic iron 12 is hinged on work The surface opposite with positioning plate 10 of dynamic dividing plate 1, can be 10 ~ 30 ° in vertical rotation in surface, and the movable end of telescoping electromagnetic iron 12 is in cone Shape, opposite with the tooth socket of positioning plate 10, travel switch 9 is electrically connected with telescoping electromagnetic iron 12, when slide 8 touches travel switch 9, The movable end of telescoping electromagnetic iron 12 stretches into the tooth socket of positioning plate 10, can avoid 1 accidental falling of active clapboard, while mitigating disconnected Pressure suffered by the device handcart of road.
The operation principle of the utility model is:During circuit breaker cart moves to operating position from testing position, break The gear wheel 4 of road device handcart front end is engaged with the pinion gear 5 in switchgear 2, and pinion gear 5 is driven to rotate, and pinion gear 5 is by inclined Core 6, connecting rod 7 and slide 8 drive active clapboard 1 to be moved up along sliding rail 3, i.e., active clapboard 1 is opened, and circuit breaker cart closes a floodgate, when After slide 8 touches the travel switch 9 of 3 upper end of sliding rail, circuit breaker cart moves in place, then the telescoping electromagnetic iron on active clapboard 1 12 energized actions, movable end is protruding to be supported in the tooth socket of positioning plate 10;When circuit breaker cart need to be moved to from operating position When testing position, first power off telescoping electromagnetic iron 12, movable end recycling, then active clapboard 1 is after circuit breaker cart extraction It falls and closes because of dead weight.
The utility model is simple in structure, and the unexpected pendant of active clapboard 1 had both been avoided that when circuit breaker cart is in operating position It falls, and the weight that circuit breaker cart is born can be reduced, effectively increase the security performance of switchgear 2.

Claims (5)

1. a kind of circuit breaker cart isolating device of armored withdraw type switchgear, including active clapboard, it is characterised in that:Further include Transmission device, guider and positioning device, the transmission device, guider and positioning device are symmetricly set on switch The both sides of cabinet, transmission device include gear wheel, pinion gear, connecting rod and slide, and the gear wheel is arranged in circuit breaker cart Side, the pinion gear are arranged on the side wall of switchgear, and when circuit breaker cart is pushed into switchgear, pinion gear is located at canine tooth The top of wheel is simultaneously engaged with gear wheel, and one end of the connecting rod is rotatably arranged on the edge of pinion gear side, connecting rod it is another One end is rotatably arranged on slide;The guider includes sliding rail, and the slide is slidably arranged in sliding rail, activity every The both sides of plate are fixedly connected with slide respectively;The positioning device includes positioning plate, travel switch and telescoping electromagnetic iron, described Positioning plate be vertically arranged in the inside of sliding rail, the positioning plate surface opposite with active clapboard is uniformly provided with multiple tooth sockets, institute The travel switch stated is arranged in the upper end of sliding rail, and the telescoping electromagnetic iron level is arranged on the surface of active clapboard, and stretch electricity The movable end of magnet and the tooth socket face of positioning plate, travel switch are connect with telescoping electromagnetic ferroelectricity, when slide touches travel switch When, the movable end of telescoping electromagnetic iron stretches into the tooth socket of positioning plate.
2. a kind of circuit breaker cart isolating device of armored withdraw type switchgear as described in claim 1, it is characterised in that:Institute The transmission device stated further includes eccentric disk, and the eccentric disk is coaxially disposed with pinion gear, and one end of the connecting rod is by turning Axis is rotatably arranged on eccentric disk, and the other end of connecting rod is rotatably arranged on by shaft on slide.
3. a kind of circuit breaker cart isolating device of armored withdraw type switchgear as claimed in claim 2, it is characterised in that:Institute The sliding rail stated is U-shaped, and the upper surface of sliding rail both sides, which is respectively perpendicular, extends inwardly to form flanging, and the gap between two side edgefolds is more than The width of connecting rod.
4. a kind of circuit breaker cart isolating device of armored withdraw type switchgear as claimed in claim 3, it is characterised in that:Institute The movable end for the telescoping electromagnetic iron stated is tapered.
5. a kind of circuit breaker cart isolating device of armored withdraw type switchgear as claimed in claim 4, it is characterised in that:Institute The fixing end for the telescoping electromagnetic iron stated is hinged on active clapboard, and the rotational angle of the fixing end of telescoping electromagnetic iron is 10 ~ 30 °.
CN201721828269.4U 2017-12-25 2017-12-25 A kind of circuit breaker cart isolating device of armored withdraw type switchgear Active CN207719697U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721828269.4U CN207719697U (en) 2017-12-25 2017-12-25 A kind of circuit breaker cart isolating device of armored withdraw type switchgear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721828269.4U CN207719697U (en) 2017-12-25 2017-12-25 A kind of circuit breaker cart isolating device of armored withdraw type switchgear

Publications (1)

Publication Number Publication Date
CN207719697U true CN207719697U (en) 2018-08-10

Family

ID=63049540

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721828269.4U Active CN207719697U (en) 2017-12-25 2017-12-25 A kind of circuit breaker cart isolating device of armored withdraw type switchgear

Country Status (1)

Country Link
CN (1) CN207719697U (en)

Similar Documents

Publication Publication Date Title
CN203150979U (en) Grounding switch and breaker handcart interlocking device
CN204130427U (en) A kind of outdoor AC high-voltage isolating switch
CN207719697U (en) A kind of circuit breaker cart isolating device of armored withdraw type switchgear
CN204696022U (en) Operating mechanism and use the Direct Action Type earthed switch of this operating mechanism
CN205140808U (en) Interlock is operated with ground connection to looped netowrk cabinet
CN205901156U (en) Direct current high speed circuit -breaker handcart
CN206225808U (en) A kind of high-tension switch cabinet
CN102856831B (en) Movable door mechanism of high voltage switch cabinet
CN202423837U (en) Switching-on/off device for switching apparatuses
CN201594706U (en) Switch cabinet flexible door mechanism
CN204189742U (en) A kind of high-voltage switch gear distant place emergency brake-dividing device
CN203536841U (en) Binding post shielding device elevating mechanism of high-voltage control cabinet
CN203760894U (en) Drawer type low voltage switchgear
CN102882138B (en) Movable door mechanism of high-tension switch cabinet
CN206758857U (en) The preceding Xiamen reverse interlocking structure of KYN28 high-tension switch cabinets
CN202602130U (en) KYN-28 type electrical test auxiliary device for high voltage switch cabinet
CN205212308U (en) Safety shield valve mechanism for cubical switchboard
CN205666169U (en) Cooling type isolator
CN105336550B (en) Switching-on interlocking device of circuit breaker operating mechanism
CN207069421U (en) The isolated from power device of flameproof high-voltage power distribution equipment
CN214203549U (en) Interlocking device for centrally installed switchgear
CN203607282U (en) Manual interlocking mechanism of locking device of disconnector used for high voltage switch cabinet
CN204045943U (en) A kind of high insulated type valve arrangement
CN203800451U (en) High voltage switch cabinet isolation baffle board operation device
CN203631395U (en) High-speed grounding switch of high-voltage composite electric appliance

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant