CN204011259U - A kind of permanent magnetic vacuum breaker manual closing mechanism - Google Patents
A kind of permanent magnetic vacuum breaker manual closing mechanism Download PDFInfo
- Publication number
- CN204011259U CN204011259U CN201420467507.3U CN201420467507U CN204011259U CN 204011259 U CN204011259 U CN 204011259U CN 201420467507 U CN201420467507 U CN 201420467507U CN 204011259 U CN204011259 U CN 204011259U
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- China
- Prior art keywords
- pull bar
- closing
- permanent magnetic
- vacuum breaker
- driving pull
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- 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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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
A kind of permanent magnetic vacuum breaker manual closing mechanism, comprise housing, drive pull bar, fixture, described fixture is arranged in described housing, described driving pull bar is slidably connected in fixture, on described driving pull bar, be provided with the switching-on mechanism for closing by hand, described driving pull bar is connected with permanent magnet mechanism moving contact, described driving pull bar is provided with push rod in the one side of housing bottom, in the time of permanent magnetic vacuum breaker generation emergency, because volume is larger, again close a floodgate and need to again charge with generator, once occur after permanent magnetic vacuum breaker separating brake at poor transport and more backward area, be difficult to again close a floodgate, at this moment just can easily carry out closing operation to circuit breaker by this manual closing mechanism.
Description
Technical field
The utility model relates to a kind of transmission facility, and more particularly, it relates to the functional unit of circuit breaker, specifically a kind of manual closing mechanism of permanent magnetic vacuum breaker.
Background technology
Permanent magnetic vacuum breaker is exactly to adopt the magnetic force of magnet to carry out the tripper of operating breaker folding, and the separating/closing mechanism of circuit breaker is one of its important parts, and its effect is under the state of emergency, by manpower control circuit breaker deciliter, ensure operating state.
Chinese patent application prospectus ZL200720104078.3 discloses vacuum circuit-breaker, described permanent magnetic vacuum breaker drive unit, short-circuited conducting sleeve is fixedly connected with screw rod, crossbeam is installed between two screw rods, crossbeam is closely connected with backing pin, stage clip is between upper end cover groove and short-circuited conducting sleeve, coil is fixed on bottom end cover inner side, moving iron core is housed in coil, in moving iron wire, be installed with moving iron mandrel, permanent magnet, in upper and lower end cap, is equipped with between short-circuited conducting sleeve and coil in moving iron mandrel, drives the motion of arc control device contact by the magnetic force of permanent magnet.
Existing permanent magnetic vacuum breaker is all to drive arc control device contact to move by the magnetic force of magnet mostly, although compared with traditional circuit breaker, more stable, easy to operate, in the time of permanent magnetic vacuum breaker generation emergency, because volume is larger, again close a floodgate and need to again charge with generator, once occur after permanent magnetic vacuum breaker separating brake at poor transport and more backward area, be difficult to again close a floodgate.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of mechanism that can closing by hand after operating in permanent magnetic vacuum breaker and opening circuit.
For achieving the above object, the utility model provides following technical scheme: a kind of permanent magnetic vacuum breaker manual closing mechanism, comprise housing, drive pull bar, fixture, permanent magnet mechanism, described fixture is arranged in described housing, described driving pull bar is slidably connected in fixture, described permanent magnet mechanism is arranged on enclosure, described driving pull bar is connected with permanent magnet mechanism contact one end, on described driving pull bar, be provided with the switching-on mechanism for closing by hand, described driving pull bar is provided with push rod in the one side of housing bottom, described switching-on mechanism comprises Metal Contact Rollers, turning rolls, support, closing by hand axle, closing by hand handle, described support is fixed on housing bottom, described closing by hand axle is hinged in support, and one end passes housing and is fixedly connected with closing by hand handle, described turning rolls is fixedly connected on closing by hand axle, described roller is hinged in turning rolls and conflicts with described push rod.
Adopt the circuit breaker manual closing mechanism of this structure, at something unexpected happened, in the time that breaking down, electric control loop cannot normally work, so that circuit breaker cisco unity malfunction, can pass through this manual closing mechanism, pull closing by hand handle, closing by hand axle just can rotate, thereby drive the turning rolls motion being fixed on closing by hand axle, roller on turning rolls can contact with push rod, give push rod a thrust, impel push rod to drive and drive pull bar to move, drive pull bar in fixture, to slide, can drive whole driving pull bar to move so promote push rod, owing to driving pull bar to be a bit connected with contact of breaker, the motion of driving pull bar, the contact of circuit breaker is touched again, realize the combined floodgate of circuit breaker.
The utility model is further set to: described fixture comprises rob support, described rob support is threaded in housing bottom, described rob support both sides are all provided with slide rail, described driving pull bar both sides are provided with symmetrical sliding bar, on described sliding bar, be provided with for slide block mobile on slide rail, described slide block is slidably connected on slide rail.
By adopting technique scheme, by coordinating of slide block and slide rail, realize driving pull bar and move in slide rail, with permanent magnet mechanism deciliter.
The utility model is further set to: described drive pull bar be provided with a fixed axis near push rod place, described fixed axis is located in and drives on pull bar, described fixed axis is mutually vertical with driving pull bar, and to drive pull bar as symmetry axis symmetry, described fixed axis two ends are all fixed with two springs, the other end of spring is fixed on the inwall of housing near turning rolls, and described spring and drive rod are parallel to each other.
By adopting technique scheme, the spring of manual brake both sides is provided toughness, makes the longer service life of manual brake.
The utility model is further set to: described push rod comprises nut, screw, and described nut-welding is at described driving pull bar on the face of housing bottom, and described screw is connected with nut thread, and head and the pulley of described screw are inconsistent.
By adopting technique scheme, can screw in by adjustment screw the degree of nut, control the distance between screw head and roller, thereby can regulate the dynamics of pulling switch lever while combined floodgate.Also can prevent from, because distance between screw head and roller is too far away, causing closing a floodgate simultaneously.
Compared with prior art, the utility model has the advantage of: in the time there is circuit breaker power-off, without charging, realize reappearing and close a floodgate, only need to can realize reappearing by artificial manual operations and close a floodgate.
Brief description of the drawings
Fig. 1 is the assembly drawing of the utility model permanent magnetic vacuum breaker manual closing mechanism;
Fig. 2 is the utility model permanent magnetic vacuum breaker manual closing mechanism A place cutaway view;
Fig. 3 is open position schematic diagram in the utility model permanent magnetic vacuum breaker manual closing mechanism;
Fig. 4 is closing position schematic diagram in the utility model permanent magnetic vacuum breaker manual closing mechanism;
Fig. 5 is the utility model permanent magnetic vacuum breaker manual closing mechanism permanent magnet mechanism connection diagram;
Fig. 6 is the utility model permanent magnetic vacuum breaker manual closing mechanism rob support schematic diagram.
1, housing; 2, rob support; 3, drive pull bar; 4, closing by hand axle; 5, closing by hand handle; 6, fixed axis; 7, closing by hand axle; 8, manual brake separating handle; 9, spring; 10, nut; 11, screw; 12, roller shaft; 13, roller; 14, turning rolls; 15, separating brake pilot pin; 16, support; 17, combined floodgate pilot pin; 18, permanent magnet mechanism; 19, connecting rod; 20, moving contact; 21, fixed contact; 22, slide rail; 23, slide block.
Embodiment
Be described further referring to figs. 1 through Fig. 6 the utility model.
A kind of permanent magnetic vacuum breaker manual closing mechanism, comprise housing 1, drive pull bar 3, rob support 2, in general, outer casing bottom is provided with three rob supports 2, rob support 2 is for fixed drive pull bar 3, rob support 2 is threaded in housing 1 bottom, drives pull bar 3 to slide and is fixedly connected on rob support 2.
Rob support 2 both sides are all provided with slide rail 22, described driving pull bar 3 both sides are provided with symmetrical sliding bar, on described sliding bar, be provided with for slide block 23 mobile on slide rail 22, described slide block is slidably connected on slide rail, realize and drive pull bar 3 both can be fixed on rob support 2, simultaneously also can be in the enterprising line slip of rob support 2.
Equally, in order to realize closing by hand function, switching-on mechanism comprises Metal Contact Rollers 13, turning rolls 14, support 16, closing by hand axle 4, closing by hand handle, support 16 is fixed on housing 1 bottom, closing by hand axle 4 is hinged on support 16, and one end passes housing 1 and is fixedly connected with closing by hand handle 5, turning rolls 14 is fixedly connected on closing by hand axle 4, two rollers 13 are arranged on turning rolls 14 both sides,, through roller 13 and support 16 roller 13 is hinged on turning rolls 14 by a roller shaft 12.
Be threaded with nut 10 driving pull bar 3 to be welded with a nut 10, one screws 11 on the unrivalled face of shell, the head of screw 11 and roller 13 are inconsistent.
By coordinating of slide block 23 and slide rail 22, realize and drive pull bar 3 in fixing, also can realize movement.
At something unexpected happened, in the time driving the magnet of arc control device contact to break down problem, can pass through this manual closing mechanism, promote to drive the push rod of pull bar 3 bottoms, drive pull bar 3 on rob support 2, to slide, can drive whole driving pull bar 3 to move so promote screw 11, owing to driving pull bar to be welded with a connecting rod 19 for 3 times, connecting rod 19 is connected with the moving contact 20 of permanent magnet mechanism 18, drives pull bar 3 to move, the contact of permanent magnet mechanism 18 is touched again, realized the combined floodgate of circuit breaker.
Pull closing by hand handle 5, closing by hand axle 4 just can rotate, thereby drives the turning rolls motion being fixed on closing by hand axle 4, roller 13 on turning rolls 14 can contact with screw, give screw 11 1 thrusts, impel screw 11 to drive and drive pull bar 3 to move, realize closing function.
Pull manual brake separating handle 8, drive and drive pull bar 3 to move, drive the contact of the permanent magnet mechanism 18 on pull bar 3 to separate, realize manual brake separating.
Drive pull bar 3 to be provided with a fixed axis 6 near nut 10 both sides, place, fixed axis 6 is located on driving pull bar 3 mutually vertical with driving pull bar 3, and relatively drive pull bar 3 symmetrical, fixed axis 6 two ends are all fixed with two springs 9, the other end of spring 9 is fixed on the inwall of housing 1 near turning rolls 14, and spring 9 is parallel to each other with driving pull bar 3.
On support 16, be provided with separating brake pilot pin 15 and combined floodgate pilot pin 17, it is too mobile that the pilot pin 17 that closes a floodgate in the time closing a floodgate can limit turning rolls 14, and separating brake pilot pin 15 is also same, prevents that turning rolls 14 is too mobile in the time of separating brake.
The above is only preferred implementation of the present utility model, and protection range of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (4)
1. a permanent magnetic vacuum breaker manual closing mechanism, comprise housing, drive pull bar, fixture, permanent magnet mechanism, described fixture is arranged in described housing, described driving pull bar is slidably connected in fixture, described permanent magnet mechanism is arranged on enclosure, described driving pull bar is connected with permanent magnet mechanism contact one end, it is characterized in that: on described driving pull bar, be provided with the switching-on mechanism for closing by hand, described driving pull bar is provided with push rod in the one side of housing bottom, described switching-on mechanism comprises Metal Contact Rollers, turning rolls, support, closing by hand axle, closing by hand handle, described support is fixed on housing bottom, described closing by hand axle is hinged in support, and one end passes housing and is fixedly connected with closing by hand handle, described turning rolls is fixedly connected on closing by hand axle, described roller is hinged in turning rolls and conflicts with described push rod.
2. permanent magnetic vacuum breaker manual closing mechanism according to claim 1, it is characterized in that: described fixture comprises rob support, described rob support is threaded in housing bottom, described rob support both sides are all provided with slide rail, described driving pull bar both sides are provided with symmetrical sliding bar, on described sliding bar, be provided with for slide block mobile on slide rail, described slide block is slidably connected on slide rail.
3. permanent magnetic vacuum breaker manual closing mechanism according to claim 1 and 2, it is characterized in that: described drive pull bar be provided with a fixed axis near push rod place, described fixed axis is located in and drives on pull bar, described fixed axis is mutually vertical with driving pull bar, and to drive pull bar as symmetry axis symmetry, described fixed axis two ends are all fixed with two springs, and the other end of spring is fixed on the inwall of housing near turning rolls, and described spring and drive rod are parallel to each other.
4. permanent magnetic vacuum breaker manual closing mechanism according to claim 3, it is characterized in that: described push rod comprises nut, screw, described nut-welding is at described driving pull bar on the face of housing bottom, and described screw is connected with nut thread, and head and the pulley of described screw are inconsistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420467507.3U CN204011259U (en) | 2014-08-19 | 2014-08-19 | A kind of permanent magnetic vacuum breaker manual closing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420467507.3U CN204011259U (en) | 2014-08-19 | 2014-08-19 | A kind of permanent magnetic vacuum breaker manual closing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204011259U true CN204011259U (en) | 2014-12-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420467507.3U Expired - Fee Related CN204011259U (en) | 2014-08-19 | 2014-08-19 | A kind of permanent magnetic vacuum breaker manual closing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204011259U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112635266A (en) * | 2020-12-28 | 2021-04-09 | 安徽鼎业电气有限公司 | Emergency closing device of permanent magnet intelligent circuit breaker for 10KV power distribution line of power grid |
-
2014
- 2014-08-19 CN CN201420467507.3U patent/CN204011259U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112635266A (en) * | 2020-12-28 | 2021-04-09 | 安徽鼎业电气有限公司 | Emergency closing device of permanent magnet intelligent circuit breaker for 10KV power distribution line of power grid |
| CN112635266B (en) * | 2020-12-28 | 2022-11-22 | 安徽鼎业电气有限公司 | Emergency closing device of permanent magnet intelligent circuit breaker for 10KV power distribution line of power grid |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20170819 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |