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 PDFInfo
- 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.)
- Expired - Fee Related
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052742 iron Inorganic materials 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 210000003781 tooth socket Anatomy 0.000 claims abstract description 12
- 230000005611 electricity Effects 0.000 claims description 3
- 230000005621 ferroelectricity Effects 0.000 claims description 2
- 210000003464 cuspid Anatomy 0.000 claims 1
- 238000005192 partition Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Trip Switchboards (AREA)
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
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 °.
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 Expired - Fee Related 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) |
-
2017
- 2017-12-25 CN CN201721828269.4U patent/CN207719697U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 |