CN201196927Y - Short-circuiting switch for aluminum electrolysis - Google Patents
Short-circuiting switch for aluminum electrolysis Download PDFInfo
- Publication number
- CN201196927Y CN201196927Y CNU2008200673590U CN200820067359U CN201196927Y CN 201196927 Y CN201196927 Y CN 201196927Y CN U2008200673590 U CNU2008200673590 U CN U2008200673590U CN 200820067359 U CN200820067359 U CN 200820067359U CN 201196927 Y CN201196927 Y CN 201196927Y
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Abstract
The utility model relates to a short-circuiting switch for aluminum electrolysis. The short-circuiting switch comprises a quiet end backboard, a framework insulated from and fixed with the quiet end backboard, a quiet arc contact and a quiet main contact which are fixed on the quiet end backboard, wherein an insulating board on the lower part of the framework is provided with a lower end flexible joint, and the upper part of the lower end flexible joint is fastened with a flexible joint of a moving main contact; the moving main contact is arranged on the flexible joint of the moving main contact; a moving arc contact and a flexible joint of the moving arc contact are pressed on a bracket of the moving arc contact; the bracket of the moving arc contact is arranged on an upper end rotating shaft of a lateral plate of a moving contact which is fixed on the framework; and the short-circuiting switch is further provided with a bistable magnetic actuator fixed on the framework and used as a power source to operate the moving main contact and the moving arc contact to perform beating motions. The short-circuiting switch has the following advantages: the short-circuiting switch can close or break a short-circuiting port under the condition of not cutting off power and reducing load, so as to protect a short-circuiting block to be connected under pressure or disconnected safely; besides, on the premise of ensuring the stable production of the whole series, the short-circuiting switch has quite remarkable effects on saving energy and reducing consumption, stabilizing the running of a power network, and improving the quality of products of electrolysis.
Description
Technical field
The utility model relates to a kind of used for aluminium electrolysis short switch, is used for the short circuit operation that aluminium electroloysis stops, slots, and belongs to the dc switch technical field of electric appliances.
Background technology
Existing aluminum electrolysis industry, power by Rectification Power Factor, tens in addition hundreds of platform electrolysis tank polyphone form series, each electrolysis tank all has the short circuit loop, when a certain electrolysis tank needs overhaul, this groove short-circuit block crimping to the short circuit loop, must be guaranteed other electrolysis tank ordinary production of complete series with electrolysis tank production current transfer.But direct crimping short-circuit block is perhaps repaiied groove and is finished the back and directly separates short-circuit block and change electric current over to electrolysis tank again, the big electric current of hundreds of thousands ampere, and its dynamic process will produce very big arc energy, with serious scaling loss short circuit mouth.Therefore, traditional way is with complete series load shedding or power failure significantly, and crimping or separately short-circuit block then have a power failure at every turn or load shedding reaches tens minutes, to the particularly serious harmful effect of private station generation of electrical network, output and electrolytic production quality all there is negative effect.
Summary of the invention
The purpose of this invention is to provide a kind of used for aluminium electrolysis short switch; can do not have a power failure, not under the condition of load shedding, closure or disjunction short circuit mouth, thereby the crimping or separately safely of protection short-circuit block; under the prerequisite that guarantees the complete series steady production, that realizes a certain single groove stops groove or fluting.
The technical solution of the utility model is as follows: a kind of used for aluminium electrolysis short switch, and it comprises: quiet end backboard and the framework of fixedlying connected with its insulation; Also have quiet arc contact, moving arcing contact, quiet main contact, moving main contact; Quiet arc contact, quiet main contact all are fixed on the quiet end backboard; On the insulation board of framework bottom the lower end is housed and is flexible coupling, its top and moving main contact are flexible coupling and are fastenedly connected; Moving main contact is loaded on moving main contact is flexible coupling; Moving arcing contact and moving arcing contact are flexible coupling and are fitted on the moving arcing contact support, and its tail springs backstay is equipped with the moving arcing contact spring; The moving arcing contact support is loaded in the upper end rotating shaft of the moving contact side plate that is fixed on the framework; Be fixed on moving main contact of framework upper activation force source operation and moving arcing contact in addition and clap the bistable-state permanent magnet mechanism of resultant motion; Also fix an axial flow blower that is used to dispel the heat on the framework.
Further technical scheme is on the technique scheme basis:
Described quiet end backboard is useful on the suspension support that directly press-fits on aluminum electrolytic cell riser and the connector of power supply.
Described moving main contact is flexible coupling and has conical through-hole, and moving main contact is the cone of equal angular, and both are fixedly connected with hold-down bolt.
Described moving main contact has the splice grafting of bat and touches the plane; If form the moving contact group in moving main contact and corresponding moving arcing contact.
The front end of described bistable-state permanent magnet mechanism is that output shaft promotes kinematic link, and this kinematic link and insulated connecting rod are rotationally connected: moving arcing contact is closed earlier, moving subsequently main contact closure.
The support of described frame facet is equipped with pull bar, and quiet end backboard is press-fited on groove column short-circuit block, becomes to go up leading-out terminal and suspension strut.
Technique effect of the present utility model is obvious:
1. adopt bistable-state permanent magnet mechanism to make the switch power source, its quick action, operating mechanism is simplified, and can guarantee branch, the combined floodgate simultaneity of many switch in parallel operations.2. establish main, two grades of contacts of arc.The main contact through-current capability is strong; The arcing contact arc ablation resistance.Contact is as consumable accessory, and it is convenient to change.3. volume is little, in light weight, is easy to install.4. adopt the sets of contacts linkage structure, reliable deciliter sequential and the interlock simultaneity that realizes master, arcing contact.5. have safety in utilization, framework, connecting rod and energized conductor have enough dielectric strengths.6. employing forced air cooling has improved the switch through-current capability.7. upper and lower leading-out terminal directly is crimped on groove column and short-circuit block, has saved the transition connection, more helps protecting the short circuit mouth.8. have energy-saving and cost-reducing, stable electrical network operation, improve the significant effect of electrolytic production quality aspect.
Description of drawings
Fig. 1 is a used for aluminium electrolysis short switch structural representation.
Fig. 2 is the right view of used for aluminium electrolysis short switch shown in Figure 1.
Fig. 3 is the vertical view of used for aluminium electrolysis short switch shown in Figure 2.
Fig. 4 is the 3-D view of used for aluminium electrolysis short switch.
Fig. 5 is the moving contact group structural representation of used for aluminium electrolysis short switch.
Fig. 6 is the left view of moving contact group shown in Figure 5.
Among the figure, the member name of each figure number correspondence is called:
1-greatly locatees insulating case, 2-insulating pad, 3-quiet end backboard, 4-quiet arc contact, 5-moving arcing contact, 6-moving arcing contact is flexible coupling, 7-moving arcing contact support, 8-quiet main contact, 9-moving main contact, 10-hold-down bolt, 11-dish spring, 12-self-locking nut, 13-moving main contact is flexible coupling, 14-little location insulating case, 15-moving contact side plate, 16-moving contact group, 17-insulation board, 18-lower end is flexible coupling, 19-spring backstay, 20-bottom insulation cover plate, 21-moving arcing contact spring, 22-framework, 23-bistable-state permanent magnet mechanism, 24-kinematic link, 25-connector socket fixed head, 26-axial flow blower, 27-suspension ring, 28-reinforcement, 29-pull bar, 30-support, 31-pivot pin, 32-insulated connecting rod, 33-U-shaped be to pulling seat, 34-handle, 35-location-plate, 36-packing ring, 37-clip (stablizing pull bar 29).
Embodiment
That the utility model is described in further detail is as follows below in conjunction with drawings and Examples:
Among Fig. 1～Fig. 6, a kind of used for aluminium electrolysis short switch, it has a quiet end backboard 3 and the framework 22 of fixedlying connected with its insulation; Also have quiet arc contact 4, moving arcing contact 5, quiet main contact 8, moving main contact 9; Quiet arc contact 4, quiet main contact 8 all are fixed on the quiet end backboard 3; On the insulation board of framework 22 bottoms the lower end is housed and is flexible coupling 18, its top and moving main contact are flexible coupling and 13 are fastenedly connected; Moving main contact 9 is loaded on moving main contact and is flexible coupling on 13; Moving arcing contact 5 and moving arcing contact are flexible coupling and 6 are fitted on the moving arcing contact support 7, and its tail springs backstay 19 is equipped with moving arcing contact spring 21; Moving arcing contact support 7 is loaded in the upper end rotating shaft of the moving contact side plate 15 that is fixed on the framework 22; Be fixed on moving main contact 9 of framework 22 upper activation force sources operation and moving arcing contact 5 in addition and clap the bistable-state permanent magnet mechanism 23 of resultant motion; Also fix an axial flow blower that is used to dispel the heat 26 on the framework 22.Described quiet end backboard 3 is useful on the suspension support that directly press-fits on aluminum electrolytic cell riser and the connector of power supply.Described moving main contact is flexible coupling and 13 has conical through-hole, and moving main contact 9 is the cone of equal angular, and both are fixedly connected with hold-down bolt 10.Described moving main contact 9 has the splice grafting of bat and touches the plane; Moving main contact 9 is formed the moving contact group with corresponding moving arcing contact 5.The front end of described bistable-state permanent magnet mechanism 23 is that output shaft promotes kinematic link 24, and this kinematic link 24 is rotationally connected with insulated connecting rod 32: moving arcing contact 5 is closed earlier, moving subsequently main contact 9 closures.The support 30 of framework 22 sides is equipped with pull bar 29, and quiet end backboard 3 is press-fited on groove column short-circuit block, becomes to go up leading-out terminal and suspension strut.
Further specify as follows with regard to corresponding construction of the present utility model and action principle and effect:
Framework 22 is welded by the corrosion resistant plate bending, is the skeleton of switch.Framework 22 is fastened by big location insulating case 1, little location insulating case 14, insulating pad 2 and is connected on the quiet end backboard 3, so that framework 22 is connected with quiet end backboard 3 insulation.Quiet arc contact 4, quiet main contact 8 are all fastened and are connected on the quiet end backboard 3, and quiet end backboard 3 is the red copper material.Axial flow blower is equipped with in framework 22 tops, splits to close and carries out air blast cooling., for providing power supply and control, switch is loaded on the connector socket fixed head 25 in framework 22 fronts by the ready-package electric connector.The support 30 of framework 22 sides is equipped with pull bar 29, and the quiet end backboard 3 of switch is press-fited in groove column short-circuit block top, and quiet end backboard 3 is as the last leading-out terminal and the suspension strut of switch.Pull bar is fixed on the clip 37, can rotate around pivot pin 31.Be welded with the reinforcement 28 of proof strength on the framework 22.Two switches of general employing are loaded on column to tension and compression, and the other end of pull bar 29 is contained in the U-shaped of another switch of opposite on the pulling seat 33.The location-plate 35 of framework 22 belows, the fixed pivot of be used for the switch transportation, placing.
Bistable-state permanent magnet mechanism 23 front end faces are loaded on the framework 22, as switch branch, closing operation power source, its front end output shaft is by kinematic link 24 and insulated connecting rod 32, drive moving contact side plate 15, rotating shaft with moving contact group 16 is the axle center action, drives moving main contact 9 and moving arcing contact 5 and claps resultant motion.By observing the position of bistable-state permanent magnet mechanism 23 tailing axles, branch that can clear judgement switch, close state.
Moving contact group 16 mainly by moving main contact 9, moving arcing contact 5, moving main contact be flexible coupling 13, moving arcing contact is flexible coupling 6, moving contact side plate 15 etc. is formed, moving main contact 9 is replaceable, moving main contact 9 is loaded on moving main contact and is flexible coupling on 13, moving main contact is flexible coupling and 13 opens conical through-hole, moving main contact 9 is designed to the cone of equal angular, hold-down bolt 10 by the back side is fastening, makes its large tracts of land, fully contact on the conical surface, helps bearing great current.Moving main contact 9 is a plane contact with quiet main contact 8, provides bigger contact pressure by dish spring 11, adjusts the excess of stroke by self-locking nut 12, guarantees the self-adjusting and the through-current capability of plane contact.Moving arcing contact support 7 is loaded in the upper end rotating shaft of moving contact side plate 15, moving arcing contact 5 and moving arcing contact are flexible coupling and 6 are fitted on the moving arcing contact support 7, its tail springs backstay 19 is equipped with moving arcing contact spring 21, in order to the big excess of stroke to be provided, moving contact group 16 is clapped and is closed in the process, moving arcing contact 5 has roll displacement with quiet arc contact 4 in contact process, make it at service position and deciliter location dislocation, avoids arcing contact through-flow at the ablation position.Moving arcing contact is flexible coupling and 6 directly is fitted in moving main contact and is flexible coupling on 13, make main, the arc current transfer path is shorter, helps protecting main contact.Dynamic and static arcing contact all is convenient for changing.Moving contact group 16 structurally guarantees deciliter sequential and the interlock simultaneity of master, arcing contact.
On the insulation board of framework 22 bottoms the lower end is housed and is flexible coupling 18, form by the Copper Foil compacting, its top and moving main contact are flexible coupling and 13 are fastenedly connected, its L shaped lower end is as the lower wire end of switch, be crimped on the short-circuit block of groove column, so, switch has been connected to groove column short circuit mouth by the upper and lower leading-out terminal of switch.
During actual the use, the used for aluminium electrolysis short switch of present embodiment is placed the disjunction position, at a certain single groove that needs maintenance in the electrolysis series groove, last leading-out terminal with switch---quiet end backboard 3 is fitted on this groove column, as the suspension strut of switch, with the lower wire end of switch---the lower end is flexible coupling and 18 is fitted on this column short-circuit block.Be electrically connected with ready-package electric connector and control cubicle, by control cubicle console switch closure, the front end output shaft of bistable-state permanent magnet mechanism 23 promotes connecting rod 24 and insulated connecting rod 32, thereby driving 16 bats of moving contact group closes, moving arcing contact 5 is closed earlier, moving subsequently main contact 9 closures provide switch closed condition required confining force by the permanent magnet of bistable-state permanent magnet mechanism 23 inside.Behind the switch closure, electric current on this electrolysis tank, short circuit effect by switch, its most of current transfer is to short circuit loop in parallel with it, the voltage of short circuit mouth is reduced to below one volt by several volts, subsequently with the short-circuit block bolt on the groove column, disjunction and remove switch then, so far, finished do not have a power failure, load shedding does not stop the groove operation; During the fluting operation; as said method; the used for aluminium electrolysis short switch of present embodiment is connected to groove column short circuit mouth; elder generation's console switch closure; divide fluting column short-circuit block (, being protected when short-circuit block separates) again, then section breaker because switch short circuit short circuit mouth is arranged; so, the electric current on the short circuit loop is refilled electrolysis tank.By the breaking capacity of arcing contact assurance switch, guarantee the current capacity of switch by main contact.The ordinary production that wholely stop, grooving process does not influence serial electrolysis tank is to energy-saving and cost-reducing, stable electrical network operation, improve the electrolytic production quality and all have very significant practical function.
Protection range of the present utility model is not limited to the foregoing description.
Claims (6)
1. a used for aluminium electrolysis short switch is characterized in that it comprises: quiet end backboard (3) and the framework (22) of fixedlying connected with its insulation; Also have quiet arc contact (4), moving arcing contact (5), quiet main contact (8), moving main contact (9); Quiet arc contact (4), quiet main contact (8) all are fixed on the quiet end backboard (3); On the insulation board of framework (22) bottom the lower end is housed and is flexible coupling (18), its top and moving main contact be flexible coupling (13) be fastenedly connected; Moving main contact (9) is loaded on moving main contact and is flexible coupling on (13); Moving arcing contact (5) and moving arcing contact be flexible coupling (6) be fitted on the moving arcing contact support (7), its tail springs backstay (19) is equipped with moving arcing contact spring (21); Moving arcing contact support (7) is loaded in the upper end rotating shaft of the moving contact side plate (15) that is fixed on the framework (22); Be fixed on moving main contact (9) of framework (22) upper activation force source operation and moving arcing contact (5) in addition and clap the bistable-state permanent magnet mechanism (23) of resultant motion; Also fix an axial flow blower that is used to dispel the heat (26) on the framework (22).
2. used for aluminium electrolysis short switch as claimed in claim 1 is characterized in that, described quiet end backboard (3) is useful on the suspension support that directly press-fits on aluminum electrolytic cell riser and the connector of power supply.
3. used for aluminium electrolysis short switch as claimed in claim 1 is characterized in that, described moving main contact be flexible coupling (13) have conical through-hole, moving main contact (9) is the cone of equal angular, both are fixedly connected with hold-down bolt (10).
4. used for aluminium electrolysis short switch as claimed in claim 1 is characterized in that, described moving main contact (9) has the splice grafting of bat and touches the plane; Moving main contact (9) is formed the moving contact group with corresponding moving arcing contact (5).
5. used for aluminium electrolysis short switch as claimed in claim 1, it is characterized in that, the front end of bistable-state permanent magnet mechanism (23) is that output shaft promotes kinematic link (24), and this kinematic link (24) is rotationally connected with insulated connecting rod (32): moving arcing contact (5) is closed earlier, moving subsequently main contact (9) closure.
6. used for aluminium electrolysis short switch as claimed in claim 1 is characterized in that, the support (30) of framework (22) side is equipped with pull bar (29), and quiet end backboard (3) is press-fited on groove column short-circuit block, becomes to go up leading-out terminal and suspension strut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200673590U CN201196927Y (en) | 2008-05-22 | 2008-05-22 | Short-circuiting switch for aluminum electrolysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200673590U CN201196927Y (en) | 2008-05-22 | 2008-05-22 | Short-circuiting switch for aluminum electrolysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201196927Y true CN201196927Y (en) | 2009-02-18 |
Family
ID=40416557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200673590U Expired - Lifetime CN201196927Y (en) | 2008-05-22 | 2008-05-22 | Short-circuiting switch for aluminum electrolysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201196927Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102226288A (en) * | 2011-06-10 | 2011-10-26 | 韩伟 | Switch device for electrolytic cell insulation intersection |
| CN102820146A (en) * | 2012-08-22 | 2012-12-12 | 武汉长海电气科技开发有限公司 | Combined short-circuit switch |
-
2008
- 2008-05-22 CN CNU2008200673590U patent/CN201196927Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102226288A (en) * | 2011-06-10 | 2011-10-26 | 韩伟 | Switch device for electrolytic cell insulation intersection |
| CN102226288B (en) * | 2011-06-10 | 2013-06-19 | 韩伟 | Switch device for electrolytic cell insulation intersection |
| CN102820146A (en) * | 2012-08-22 | 2012-12-12 | 武汉长海电气科技开发有限公司 | Combined short-circuit switch |
| CN102820146B (en) * | 2012-08-22 | 2015-04-29 | 武汉长海电气科技开发有限公司 | Combined short-circuit switch |
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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 |
Granted publication date: 20090218 |
|
| CX01 | Expiry of patent term |