CN201174533Y - 40.5kV middle disposed armored mobile metal enclosed switch cabinet - Google Patents
40.5kV middle disposed armored mobile metal enclosed switch cabinet Download PDFInfo
- Publication number
- CN201174533Y CN201174533Y CNU2008201017758U CN200820101775U CN201174533Y CN 201174533 Y CN201174533 Y CN 201174533Y CN U2008201017758 U CNU2008201017758 U CN U2008201017758U CN 200820101775 U CN200820101775 U CN 200820101775U CN 201174533 Y CN201174533 Y CN 201174533Y
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- CN
- China
- Prior art keywords
- main body
- cabinet
- circuit breaker
- interlocking
- cabinet main
- 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 - Lifetime
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- Handcart (AREA)
Abstract
The utility model discloses a 40.5kv mid-set type armored withdrawing type metal closed switch cabinet, which comprises a cabinet main body and a breaker handcart; the cabinet main body is provided with a fixed contact; the breaker handcart is provided with a movable contact and a chassis truck; a fixed frame and a screw mandrel pushing mechanism are arranged on the chassis truck; the breaker handcart enters the cabinet body and forms the fore-and-aft slip connection relation with the cabinet body; and the screw mandrel pushing mechanism drives the breaker handcart back and forth to slide between a working position and an experiment position. The switch cabinet is characterized by also comprising a locking device which can select locking or releasing; the locking device is arranged between the cabinet body and the chassis truck; moreover, after the breaker handcart enters the cabinet body, the locking device is in a locking state. The upper, the lower, the front, the rear, the left and the right positions of the breaker handcart are limited; and when the fixed contact and the movable contact are engaged, the movable contact is in a stable contact state, thereby ensuring the reliable engaging between the fixed contact and the movable contact, and effectively avoiding the adverse consequence caused by the poor engaging between the fixed contact and the movable contact by electromotive power in operation.
Description
Technical field
The utility model relates to a kind of armored withdraw type metal enclosed switch cabinet of 40.5kV middle.
Background technology
40.5kV the design that is console mode that the armored withdraw type ac metal closing switch gear uses in the market.Adopt the console mode design, the circuit breaker cart size is big, highly high, the center of gravity height, can not about, about the location, can not before and after interlocking, can't carry out up and down that six orientation are spacing to circuit breaker cart all around, therefore following disadvantage is often arranged in use: one cooperates bad with switch cubicle, the big electrokinetic moment of the arm of force is big when the service position, can make moving contact be in the contact labile state, produce uncertain oscillatory forces, the circuit breaker cart layback, easily be pressed onto the people after the release, manipulate dangerous; Its two, the temperature rise of dynamic/static contact poor fit, contact is easily burnt, and then cause whole switch cubicle current supply circuit in paralyzed state, can not work.
The utility model content
The purpose of this utility model provides a kind of armored withdraw type metal enclosed switch cabinet of 40.5kV middle, and it has overcome the layback of the existing circuit breaker cart of background technology switch cubicle, easily be pressed onto the people after releasing, operation is dangerous, dynamic/static contact poor fit, contact are easily burnt, current supply circuit is in paralyzed state, inoperable deficiency.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of armored withdraw type metal enclosed switch cabinet of 40.5kV middle, it comprises a cabinet main body and a circuit breaker cart, be provided with fixed contact in this cabinet main body, this circuit breaker cart is provided with moving contact and chassis car, this chassis car is provided with quiet vehicle frame and screw mandrel propulsive mechanism, this circuit breaker cart enters after the cabinet main body and constitutes the front and back relation of being slidingly connected between the cabinet main body, promotes circuit breaker cart before and after this screw mandrel propulsive mechanism and also slides between service position and test position; Also comprise the lock connector that can select interlocking or pine oil, it is located between cabinet main body and the chassis car, and this lock connector was in the interlocking state after this circuit breaker cart entered the cabinet main body.
In the preferred embodiment of the present utility model, this lock connector is located between the quiet vehicle frame of cabinet main body and chassis car and can selects interlocking or pine oil.
In the preferred embodiment of the present utility model, this lock connector comprises an interlocking plate, an elastomer and an interlocking hole, this interlocking plate slides and is located on the circuit breaker cart, this elastomer connects the interlocking plate and this interlocking plate is subjected to elastomeric outside elastic force, this interlocking hole is located on the cabinet main body, and this circuit breaker cart enters after the cabinet main body this interlocking plate and stretches out circuit breaker cart and peg graft and pass this interlocking hole under the elastic force effect.
In the preferred embodiment of the present utility model, the end of this interlocking plate is arranged for ease of the chamfering of turnover.
In the preferred embodiment of the present utility model, be installed with handle after this interlocking plate.
In the preferred embodiment of the present utility model, be provided with guide rail in this cabinet main body, be provided with opening horizontal concrete chute the preceding in this guide rail; This handcart is provided with wheel; This wheel rolling is connected in the horizontal concrete chute of guide rail.
In the preferred embodiment of the present utility model, this horizontal concrete chute runs through; This wheel is an I shape, and it comprises that a wheel, two that is fit to horizontal concrete chute is fixedly arranged on the spacer of wheel left and right side respectively, and this wheel rollably is located in the horizontal concrete chute, and this two spacer is abutted against the guide rail left and right side respectively.
In the preferred embodiment of the present utility model, this horizontal concrete chute back is a center of circle arc the preceding, and this arc adapts to wheel.
The technical program is compared with background technology: after circuit breaker cart enters the cabinet main body, (1). this lock connector can limit quiet vehicle frame and the forward and backward slip of screw mandrel propulsive mechanism on the car of chassis, rock, and this screw mandrel propulsive mechanism can be controlled the forward and backward slip of circuit breaker cart; (2), the horizontal concrete chute of this guide rail can slide, rock in limiting circuit breaker handcart upper and lower, left and right, therefore all around six orientation are spacing up and down for circuit breaker cart, moving contact is in the contact stabilization state during engagement of quiet, moving contact, guarantee fixed contact and moving contact positive engagement, the dynamic/static contact that is caused by electric power when effectively avoiding moving meshes not good and adverse consequences that cause.After this circuit breaker cart enters the cabinet main body,, manipulate safety no matter be in the service position or test position can both prevent circuit breaker cart layback.Because the terminal head of this interlocking plate is arranged to chamfering, interlocking is firm, and pine oil is convenient.When circuit breaker cart entered the cabinet main body, the terminal head of interlocking plate was just just pegged graft automatically under the elastic force effect and is passed the interlocking hole, can realize automatic interlocking.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 has illustrated the schematic diagram of the switch cubicle of a preferred embodiment.
Fig. 2 has illustrated the A-A profile of Fig. 1, and wherein switch cubicle is in test position.
Fig. 3 has illustrated the A-A profile of Fig. 1, and wherein switch cubicle is in the service position.
Fig. 4 has illustrated the cooperation schematic rear view of the switch cubicle and the handcart of a preferred embodiment.
Fig. 5 has illustrated the cooperation schematic top plan view of the switch cubicle and the handcart chassis car of a preferred embodiment, and it is in test position.
Fig. 6 has illustrated the cooperation schematic top plan view of the switch cubicle and the handcart chassis car of a preferred embodiment, and it is in the service position.
Fig. 7 has illustrated the local amplification profile of Fig. 4.
Fig. 8 has illustrated the in running order schematic diagram of handcart of a preferred embodiment.
The handcart that Fig. 9 has illustrated a preferred embodiment is in the schematic diagram of trystate.
Embodiment
Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the armored withdraw type metal enclosed switch cabinet of 40.5kV middle, it comprises a cabinet main body 100 and a circuit breaker cart 200.
Please refer to Fig. 2, Fig. 3 and Fig. 4, this cabinet main body 100 comprises a cabinet 110, and its structure is riveting nut, the bolt splicing construction of high-quality aluminizing zinc steel plate multilayer bending, can be provided with the stupefied limit of protrusion as required in it.This cabinet 110 comprises a housing 111, is provided with handcart chamber 120, bus-bar room 130, cable vault 140, low-pressure chamber 150 and fixed contact 170 in this housing 111.Be provided with two symmetrical guide rails 160 in this handcart chamber 120, this guide rail 160 comprises a side U-shaped spare, this side U-shaped spare comprises that an intermediate 161 and two is fixedly arranged on the side sheet 162 of intermediate 161 both sides respectively, this side sheet 162 is perpendicular to intermediate 161, these dual-side sheet 162 edges vertically stretch out into brace 163 respectively, and this two brace 163 is installed in housing 111 medial surfaces.Be provided with the horizontal concrete chute that opening runs through the preceding in this intermediate 161, this horizontal concrete chute back is a center of circle arc the preceding, and this arc adapts to wheel 210.Also be provided with substrate 112 in this housing 111.
Please refer to Fig. 2, Fig. 3, Fig. 7 and Fig. 8, this circuit breaker cart 200 be provided with can adaptive fixed contact 170 moving contact 220, about be provided with wheel 210, have chassis car 220, chassis car 220 is provided with quiet vehicle frame 230 and screw mandrel propulsive mechanism 240.This wheel 210 is an I shape, and it comprises that one is fit to the spacer that wheel 210, two that horizontal concrete chute, thickness adapt to horizontal concrete chute thickness is fixedly arranged on wheel 210 left and right sides respectively, and this spacer medial surface is outward-dipping inclined plane.
Please refer to Fig. 2, Fig. 3, Fig. 4, Fig. 7 and Fig. 8, this circuit breaker cart 200 pushes cabinet 110, and wherein, this wheel 210 rollably is connected in the horizontal concrete chute, this two spacer is abutted against guide rail 160 left and right sides respectively, and make this circuit breaker cart 200 can only before and after the cabinet main body 100 that is slidingly connected.
Whether the screw mandrel of this screw mandrel propulsive mechanism 240 rotates and front and back promote circuit breaker cart 200, mesh by front and back promotion control fixed contact 170 and moving contact 220.Wherein, when this fixed contact 170 and moving contact 220 engagements, this circuit breaker cart 200 is in the service position; When this fixed contact 170 and moving contact 220 disconnected, this circuit breaker cart 200 was in test position.
Please refer to Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, be provided with lock connector 300 between the quiet vehicle frame 230 of this cabinet main body 100 and circuit breaker cart 200, it is used for relative six positions relation between interlocking circuit breaker cart 200 and the cabinet main body 100, (as required also can an interlocking front and back position relation).This lock connector 300 comprises an interlocking plate 310, an elastomer 320 and an interlocking hole 330.This interlocking plate 310 horizontally slips and is located on the quiet vehicle frame 230 (be located at quiet vehicle frame 230 be convenient to the user control interlocking or release), and the terminal head of this interlocking plate 310 is arranged to chamfering so that turnover.This elastomer 320 is connected between quiet vehicle frame 230 and the interlocking plate 310, and this elastomer 320 makes interlocking plate 310 be subjected to outside elastic force.This interlocking hole 330 be opened on the substrate 112 of cabinet main body 100 and about run through, and, the terminal head of its coupling interlocking plate 310.
After this circuit breaker cart 200 pushed cabinet 110, the terminal head of this interlocking plate 310 was pegged graft under elastomer 320 elastic force effects and is passed interlocking hole 330, also was as long as after this circuit breaker cart 200 pushed cabinet 110, this lock connector 300 was with regard to interlocking chassis car 220.
Please refer to Fig. 2, Fig. 3, Fig. 5, Fig. 6 and Fig. 7, owing to screw mandrel propulsive mechanism 240 positions are restricted, and circuit breaker cart 200 is again to rotate by screw mandrel to drive and could slide front and back, so the front and back position of this circuit breaker cart 200 can be limited.When being in the service position, can guarantee circuit breaker cart 200 not all around, move up and down, rock, can guarantee fixed contact and moving contact positive engagement.
Please refer to Fig. 7, about offering on this quiet vehicle frame 230 to long lumbar hole 113, this handle 340 passes long lumbar hole 113 and affixed interlocking plate 310.User's move left and right handle can drive interlocking plate 310 move left and right with the pine oil interlocking.
The above, it only is the utility model preferred embodiment, so can not limit the scope that the utility model is implemented with this, i.e. the equivalence of doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.
Claims (8)
1. the armored withdraw type metal enclosed switch cabinet of a 40.5kV middle, it comprises a cabinet main body and a circuit breaker cart, be provided with fixed contact in this cabinet main body, this circuit breaker cart is provided with moving contact and chassis car, this chassis car is provided with quiet vehicle frame and screw mandrel propulsive mechanism, this circuit breaker cart enters after the cabinet main body and constitutes the front and back relation of being slidingly connected between the cabinet main body, promotes circuit breaker cart before and after this screw mandrel propulsive mechanism and also slides between service position and test position; It is characterized in that: also comprise the lock connector that can select interlocking or pine oil, it is located between cabinet main body and the chassis car, and this lock connector was in the interlocking state after this circuit breaker cart entered the cabinet main body.
2. the armored withdraw type metal enclosed switch cabinet of a kind of 40.5kV middle according to claim 1 is characterized in that: this lock connector is located between the quiet vehicle frame of cabinet main body and chassis car and can selects interlocking or pine oil.
3. the armored withdraw type metal enclosed switch cabinet of a kind of 40.5kV middle according to claim 1, it is characterized in that: this lock connector comprises an interlocking plate, an elastomer and an interlocking hole, this interlocking plate slides and is located on the circuit breaker cart, this elastomer connects the interlocking plate and this interlocking plate is subjected to elastomeric outside elastic force, this interlocking hole is located on the cabinet main body, and this circuit breaker cart enters after the cabinet main body this interlocking plate and stretches out circuit breaker cart and peg graft and pass this interlocking hole under the elastic force effect.
4. the armored withdraw type metal enclosed switch cabinet of a kind of 40.5kV middle according to claim 3 is characterized in that: the end of this interlocking plate is arranged for ease of the chamfering of turnover.
5. the armored withdraw type metal enclosed switch cabinet of a kind of 40.5kV middle according to claim 3 is characterized in that: be installed with handle after this interlocking plate.
6. according to claim 1 or 2 or 3 or the armored withdraw type metal enclosed switch cabinet of 4 or 5 described a kind of 40.5kV middles, it is characterized in that: be provided with guide rail in this cabinet main body, be provided with opening horizontal concrete chute the preceding in this guide rail; This handcart is provided with wheel; This wheel rolling is connected in the horizontal concrete chute of guide rail.
7. the armored withdraw type metal enclosed switch cabinet of a kind of 40.5kV middle according to claim 6 is characterized in that: this horizontal concrete chute runs through; This wheel is an I shape, and it comprises that a wheel, two that is fit to horizontal concrete chute is fixedly arranged on the spacer of wheel left and right side respectively, and this wheel rollably is located in the horizontal concrete chute, and this two spacer is abutted against the guide rail left and right side respectively.
8. the armored withdraw type metal enclosed switch cabinet of a kind of 40.5kV middle according to claim 7 is characterized in that: this horizontal concrete chute back is a center of circle arc the preceding, and this arc adapts to wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201017758U CN201174533Y (en) | 2008-03-25 | 2008-03-25 | 40.5kV middle disposed armored mobile metal enclosed switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201017758U CN201174533Y (en) | 2008-03-25 | 2008-03-25 | 40.5kV middle disposed armored mobile metal enclosed switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201174533Y true CN201174533Y (en) | 2008-12-31 |
Family
ID=40201660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201017758U Expired - Lifetime CN201174533Y (en) | 2008-03-25 | 2008-03-25 | 40.5kV middle disposed armored mobile metal enclosed switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201174533Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102570336A (en) * | 2012-02-08 | 2012-07-11 | 法泰电器（江苏）股份有限公司 | Armoured moving type alternating current switch metering cabinet handcart mechanism |
| CN105071268A (en) * | 2015-07-27 | 2015-11-18 | 温州兴机电器有限公司 | Switchgear handcart assembly |
-
2008
- 2008-03-25 CN CNU2008201017758U patent/CN201174533Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102570336A (en) * | 2012-02-08 | 2012-07-11 | 法泰电器（江苏）股份有限公司 | Armoured moving type alternating current switch metering cabinet handcart mechanism |
| CN105071268A (en) * | 2015-07-27 | 2015-11-18 | 温州兴机电器有限公司 | Switchgear handcart assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081231 |