CN101397682B - Pneumatic busbar switch device - Google Patents
Pneumatic busbar switch device Download PDFInfo
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- CN101397682B CN101397682B CN2007102019233A CN200710201923A CN101397682B CN 101397682 B CN101397682 B CN 101397682B CN 2007102019233 A CN2007102019233 A CN 2007102019233A CN 200710201923 A CN200710201923 A CN 200710201923A CN 101397682 B CN101397682 B CN 101397682B
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Abstract
The invention discloses an air-actuated bus opening and closing device. The two sides of a vertical post bus are respectively provided with a short-circuit bus; the lower sides of the vertical post bus and the short-circuit bus are provided with sliding girders; the sliding girder that is right opposite to the vertical post bus is connected with a torque arm by a gemel; the two sides of the torque arm are respectively provided with an opening and closing rod; one end of the opening and closing rod is connected with the sliding girders by the gemel, while the other end is connected with the short-circuit bus by a connector; in addition, the two ends of the torque arm are respectively movably connected with a link rod; the other end of the link rod is movably connected at the middle part ofthe opening and closing rod; meanwhile, the torque arm is also movably connected with a driving device. The air-actuated bus opening and closing device causes both the disconnection and connection ofthe short-circuit bus to be completed by a link rod mechanism and the electrical appliance driving device by connecting the link rod mechanism on the short-circuit bus and connecting the driving device on the link rod mechanism; the link rod mechanism is adopted to drive the short-circuit bus, thus not only having high speed, great strength and good synchronicity, but also improving the safety of operators compared with manpower.
Description
Technical field
The present invention relates to a kind of Pneumatic busbar switch device, belong to the aluminium electrolytic bath short circuit power cut technical field.
Background technology
In the Aluminum Electrolysis Production process, aluminium cell reaches and just need stop groove behind certain time limit and carry out large repairs, will be to the short-circuit busbar branch road before the overhaul the current conversion on the need overhaul aluminium cell, the promptly closed former short-circuit busbar that is in open mode, make the electric current on the former aluminium cell of flowing through directly enter next aluminium cell, realize the groove that stops of aluminium cell by the short-circuit busbar circuit.Aluminium cell will promptly be opened the short-circuit busbar that is in closure state after the overhaul the current transfer on the short-circuit busbar circuit of flowing through to aluminium cell.Because potline voltage height, electric current are big, the method for estimated current conversion is after aluminium cell has a power failure or reduces electric current significantly, and by manually the short-circuit busbar in the aluminum cell bus-bar being opened or being closed, that realizes aluminium cell stops groove or fluting.Because the electric current on the aluminum cell bus-bar is very big, the time of adopting traditional manual disconnection short-circuit busbar or manual closed short-circuit busbar cost was about 15～20 minutes, and when disconnecting, can produce a large amount of electrical spark, this way is not only time-consuming, and easily human body is damaged.
Summary of the invention
The objective of the invention is: provide a kind of simple in structure, convenient and fast connection, time saving and energy saving, need not a kind of Pneumatic busbar switch device that operator's manpower is directly got involved when changing bad groove, to overcome the deficiencies in the prior art.
Technical scheme of the present invention; A kind of Pneumatic busbar switch device, it comprises the riser bus bar 1 that is installed on the aluminium cell, be separately installed with short-circuit busbar 2 in the both sides of riser bus bar 1, lower side at riser bus bar 1 and short-circuit busbar 2 is provided with sliding beam 3, riser bus bar 1 over against slip fine strain of millet 3 on the toggle 4 that is connected through the hinge, be respectively equipped with opening 6 in the both sides of toggle 4, one end of opening 6 is connected with slip fine strain of millet 2 by hinge, the other end is connected with short-circuit busbar 2 by connecting joint 7, and the two ends at toggle 4 are connected with connecting rod 5 respectively, and the other end of connecting rod 5 is movably connected in the middle part of opening 6; On toggle 4, also be connected with simultaneously drive unit 8.
On toggle 4, be connected with triangle connecting plate 9, and toggle 4 is connected on a jiao of triangle connecting plate 9, other one jiao of expansion link with drive unit 8 of triangle connecting plate 9 is connected, be connected with synchronizing bar 10 on the 3rd angle of triangle connecting plate 9, the cylinder body of drive unit 8 is movably connected on the slip fine strain of millet 3.
Synchronizing bar 10 is to be formed by connecting by mobile hinge joint 12 by two joints or the above union lever 11 of two joints; Upper end at mobile hinge joint 12 is provided with hinge hole, offers U type groove 13 in the lower end of articulated joint 12, is provided with manual nut 14 at U type groove 13 two ends; Per two union levers 11 all are connected in the U type groove 13 by its end and interconnect, and triangle connecting plate 9 is connected with mobile hinge joint 12 by hinge.
Middle part at every joint union lever 11 also is provided with synchronizing bar support 15, on synchronizing bar support 15, be connected with screw rod 16, in the end of screw rod 16 by the cutting ferrule 17 that has been threaded, and on the end of screw rod 16 and cutting ferrule 17, offer opening relative conical socket 18 and tapered hole 19 respectively, between conical socket 18 and tapered hole 19, be placed with steel ball 20; Simultaneously also be connected with base plate 21 in the lower end of union lever 11, steel ball 20 contacts with base plate 21.
Also offer screw on synchronizing bar support 15, screw rod 16 is connected on the screw of synchronizing bar support 15.
The formation of opening 6 comprises U oralia 22 and floor 23, one end of floor 23 is connected with U oralia 22, on the other end, be connected with moveable hinge joint 24, moveable hinge joint 24 is connected through the hinge on free bearing plate 25, free bearing plate 25 lower ends are connected with sliding beam 3 by hinge, on free bearing plate 25, also be connected with and regulate bolt 27, be provided with insulcrete 26 at the connecting portion of moveable hinge joint 24 and floor 23; Connecting joint 7 is made of double-screw bolt 28 and handwheel dish 29, and double-screw bolt 28 is connected on the U oralia 22 of opening 6, and an end of double-screw bolt 28 is equipped with handwheel dish 29, and its other end is connected with short-circuit busbar 2.
The both sides that are positioned at U oralia 22 on double-screw bolt 28 all are connected with ball pad secondary 39 and manual locking nut 30, one side of ball pad pair 39 contacts with U oralia 22, manual locking nut 30 is positioned at the other end of ball pad pair 39, and between ball pad of short-circuit busbar 2 one sides secondary 39 and manual locking nut 30 dish spring 31 is being installed also.
The end face that flute profile web plate 37 contacts with roller 36 is provided with race 38, and the periphery of roller 36 is positioned at race 38.
Drive unit 8 is drive magnetic, driving cylinder or hydraulic ram.
Compared with the prior art, Pneumatic busbar switch device provided by the invention is by sliding beam, toggle, opening, connecting joint, drive unit, common form a kind of of related components such as triangle connecting plate and synchronizing bar by drive magnetic, the linkage assembly of cylinder or hydraulic oil cylinder driving, its objective is the present invention is connected with two short-circuit busbars, the disconnection of short-circuit busbar and riser bus bar is finished by electrical equipment control with closed, compare with operation manually, the present invention not only speed is fast, strength is big, synchronism is good, and can improve safety of operators, the power failure short circuit work of aluminium cell is more prone to and more laborsaving saving time.The present invention simultaneously is as a kind of auxiliary means that makes aluminium cell energising and outage when keeping in repair aluminium cell, and it also has is convenient to dismounting and assembling, is convenient to regulate the ability of main equipment installation error on the different aluminum electrolyzer.Be mainly reflected in:
1, sliding beam can move along the guiding web, and the toggle, opening, connecting joint, the drive unit that are installed in like this on the sliding beam just can move with sliding beam, thereby can compensate the installation error of each main equipment on the aluminium cell by mobile sliding beam.Be installed in upper and lower slide plate, flute profile web plate and roller on the guiding web, make the thin guiding web of script become body structure, can further strengthen the level and the vertical stiffness of sliding beam.
2, the opening upper end adopts the U oralia to connect with the connecting joint that is connected short-circuit busbar, the lower end adopts the moveable hinge joint to be connected with the free bearing plate, the connecting joint that is connected like this on the U oralia can move up and down in the U oralia, also can rock with before and after the moveable hinge joint, also can swing with the free bearing plate; Thereby the installation error of main equipment on also can compensation aluminium cell in a big way; The insulcrete that is positioned at floor and moveable hinge joint junction adopts bolting and compresses, and has both guaranteed structure rigidity of the present invention, has effectively played insulation effect again.
3, be connected union lever on the opening when doing little circular swing motion with opening, the ball pad pair that is positioned at the opening both sides can be eliminated transverse force suffered on the double-screw bolt, double-screw bolt direction of motion is kept and level, can not make short-circuit busbar motion in produce and interfere jam; When closed short-circuit busbar, when the opening promotion short-circuit busbar of a side contacts with riser bus bar earlier, the opening of contact one side can promote the secondary compact disc spring continuation of ball pad operation LAP earlier, make the opening that does not contact a side continue to promote the short-circuit busbar operation, the short-circuit busbar of both sides all is pressed against on the riser bus bar, can regulates the positionerror between short-circuit busbar and the riser bus bar like this.
4, synchronizing bar adopt two joints or the above union lever combination of two joints and can, such setting not only can reduce the difficulty of processing and the cost of manufacture of synchronizing bar; And interconnect by mobile hinge joint movably between the union lever in twos, the articulated position of the U type groove on the mobile hinge joint and conveniently adjusted triangle connecting plate of manual nut and synchronizing bar is further eliminated the interval error of main equipment on the aluminium cell.The synchronizing bar bracing frame that is connected the synchronizing bar lower end not only can reduce the amount of deflection of synchronizing bar, and can regulate bearing height by screwing screw rod; The steel ball that is positioned at conical socket and tapered hole can freely roll with the swing of synchronizing bar, can not influence the works better swing of synchronizing bar.
In sum, the present invention is a kind of rational in infrastructure, convenient to use, and the safety coefficient height is assembled a kind of aluminium electrolytic bath short circuit power cut utility appliance easy to connect, has excellent popularization and is worth and use value.
Figure of description
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the front view of sliding beam 3 of the present invention;
Fig. 3 is that the A-A of Fig. 2 is to view;
Fig. 4 is the partial view of opening 6 of the present invention;
Fig. 5 is that the A-A of Fig. 4 is to view;
Fig. 6 is the structural representation of connecting joint 7 of the present invention;
Fig. 7 is the structural representation of synchronizing bar 10 of the present invention;
Fig. 8 is that the A-A of Fig. 7 is to view;
Fig. 9 is that the B-B of Fig. 7 is to view;
Figure 10 is the bracing or strutting arrangement synoptic diagram of synchronizing bar 10 of the present invention;
Figure 11 is the A portion enlarged view of Figure 10.
Reference numeral is: riser bus bar 1, short-circuit busbar 2, slip fine strain of millet 3, toggle 4, connecting rod 5, opening 6, connecting joint 7, drive unit 8, triangle connecting plate 9, synchronizing bar 10, extension bar 11, mobile hinge joint 12, U type groove 13, manual nut 14, synchronizing bar support 15, screw rod 16, cutting ferrule 17, conical socket 18, tapered hole 19, steel ball 20, base plate 21, U oralia 22, floor 23, moveable hinge joint 24, free bearing plate 25, insulcrete 26, regulate bolt 27, double-screw bolt 28, handwheel dish 29, manual locking nut 30, dish spring 31, guiding web 32, upper slide 33, lower skateboard 34, guide path 35, roller 36, flute profile web plate 37, race 38, ball pad pair 39, coupling shaft 40.
Embodiment
Embodiments of the invention: as shown in Figure 1, in potline, each aluminium cell is to adopt the mode of polyphone to connect, normally the cell body with aluminium cell is a negative electrode, riser bus bar 1 is an anode, by forming current path with the cell body that is connected the charcoal piece that is placed on the riser bus bar 1 in the aluminium cell and aluminium cell.For making things convenient for the maintenance of aluminium cell, short-circuit busbar 2 is equipped with in riser bus bar 1 both sides on aluminium cell, and an end of short-circuit busbar 2 is connected with the riser bus bar 1 of next aluminium cell by bus bar.The electric current that the connection of short-circuit busbar 2 can be keeped in repair need on the aluminium cell is shorted on the next aluminium cell 1 by short-circuit busbar 2, because of the electric current on the riser bus bar 1 very big, at present when connecting and disconnect riser bus bar and short-circuit busbar, all be to adopt artificial directly manual mode to operate, this way is not only time-consuming, and easily human body is damaged.For addressing the above problem, existing applicant proposes a kind ofly short-circuit busbar and riser bus bar to be disconnected or the Pneumatic busbar switch device of closure by drive magnetic, cylinder or hydraulic oil cylinder driving linkage assembly, and Pneumatic busbar switch device main composition parts are sliding beam 3, toggle 4, connecting rod 5, opening 6, connecting joint 7, drive unit 8, triangle connecting plate 9 and synchronizing bar 10.It is by with riser bus bar 1 over against sliding beam 3 on the toggle 4 that is connected through the hinge, jointed shaft is positioned at the middle part of toggle 4, on the sliding beam of toggle 4 both sides, be respectively equipped with an opening 6, one end of opening 6 is connected with slip fine strain of millet 3 by hinge, the other end is connected with short-circuit busbar 2 by connecting joint 7, and the connecting rod 5 that has been connected through the hinge respectively at the two ends of toggle 4, the other end of connecting rod 5 also is connected through the hinge at the middle part of opening 6; On toggle 4, also be connected with simultaneously a triangle connecting plate 9, wherein fixedly connected with toggle 4 for one of triangle connecting plate 9 jiao, other two jiaos of triangle connecting plate 9 are connected through the hinge respectively on the expansion link and synchronizing bar 10 of drive unit 8, the cylinder body of drive unit 8 is connected through the hinge on sliding beam 2, triangle connecting plate 9 on the Pneumatic busbar switch device on synchronizing bar 10 and the next aluminium cell is connected, and the setting of synchronizing bar 10 can make a plurality of Pneumatic busbar switch devices on the aluminium cell finish synchronously to disconnect or be closed; Used drive unit 8 is drive magnetic, driving cylinder or hydraulic ram.
In specific operation process, after connecting above-mentioned parts, in the time will disconnecting short-circuit busbar 2, give drive unit 8 energisings, ventilation or fuel feeding, the expansion link of drive unit 8 is protruding, promotes triangle connecting plate 9 and rotates with toggle 4, and toggle 4 drivening rods 5 stretch, promote opening 6 and move to the left and right sides with the connecting joint 7 that is connected on the catch bar 6, connecting joint 7 drives short-circuit busbar 2 and disconnects with riser bus bar 1; Otherwise short-circuit busbar closes up.The synchronizing bar 10 that is connected with another angle of triangle connecting plate 9 can guarantee that a plurality of linkage assemblys disconnect simultaneously or closed short-circuit busbar.
The utility appliance of using when being the maintenance of a kind of aluminium cell because of the present invention, for ease of assembling be connected on the different aluminum electrolyzer, it must have regulates the error that exists between the main equipment on the different aluminum electrolyzer, and the regulating power of its each parts is:
Sliding beam 3 as shown in Figures 2 and 3, sliding beam 3 is made up of guiding web 32, upper slide 33, lower skateboard 34, roller 36 and flute profile web plate 37, guiding web 32 is connected with tie-beam by flange, be respectively arranged with the upper slide 33 and the lower skateboard 34 of vertically-guided web 32 at guiding web 32 two ends, on upper slide 33 and lower skateboard 34, be connected with guide path 35, guiding web 32 is connected in the guide path 35, and what make that upper slide 33, lower skateboard 34 and guiding web 32 be combined into is shaped as " I " font; Both sides compartment at guiding web 32 connects roller 36 simultaneously, and passes through clamping slot shape web plate 37 on upper slide 33 and lower skateboard 34, and the other end of flute profile web plate 37 contacts with the periphery of roller 36.Be the stability that guarantees that roller 36 moves on flute profile web plate 37, the end face that flute profile web plate 37 contacts with roller 36 is provided with race 38, roller 36 just can move along race 38 like this, and other parts that are connected on the sliding beam 3 just can be with the direction of motion motion of sliding beam 3.
Being connected on the opening connecting joint 7 on 6 is connected with handwheel dish 29 by an end that is placed on the double-screw bolt 28 on the U oralia 22 and is connected double-screw bolt 28 and constitutes, as shown in Figure 6, the other end of double-screw bolt 28 is connected on the short-circuit busbar 2, on the double-screw bolt 28 of U oralia 22 both sides, be inserted in a ball pad pair 39 respectively, one side of ball pad pair 39 contacts with U oralia 22 on the opening 6, on the double-screw bolt 28 that is positioned at short-circuit busbar 2 one sides, be inserted in a dish spring 31 and manual locking nut 30 more successively, on the double-screw bolt 28 that is positioned at handwheel dish 29 1 sides, directly be inserted in manual locking nut 30, manually tighten nut 30 ball pad pair 39 is pressed on U oralia 22 both sides on the opening 6 by regulating.Like this when opening 6 is done little movement in a curve, the ball pad pair 39 that is positioned at U oralia 22 both sides on the opening 6 can be eliminated transverse force suffered on the double-screw bolt 28, the direction of motion that makes double-screw bolt 22 remain level and can not make short-circuit busbar 2 motion produce and interfere jam.When closed short-circuit busbar 2, when the opening 6 promotion short-circuit busbars 2 of a side contact with riser bus bar 1 earlier, the opening 6 of contact one side can promote the secondary 39 compact disc springs of ball pad 31 continuation operation LAPs earlier, makes the opening 6 that does not contact a side continue to promote short-circuit busbar 2 operations the short-circuit busbar 2 of both sides all is pressed against on the riser bus bar 1.
The formation of synchronizing bar 10 comprises two joints or the above union lever 11 of two joints, as Fig. 8, Fig. 9 and shown in Figure 10, is provided with at every joint union lever 11 two ends between the coupling shaft 40 of coupling shaft 40, two union levers and interconnects by mobile hinge joint 12; Be provided with a U type groove 13 in the lower end of mobile hinge joint 12, and manual nut 14 be set at U type groove 13 two ends; The end difference portion of two coupling shafts 40 on the different union levers 11 is inserted in the U type groove 13, and screw manual nut 14 and two union levers 11 can be spliced mutually; Simultaneously also be provided with hinge hole in the upper end of mobile hinge joint 12, triangle connecting plate 9 can be connected with the hinge hole of mobile hinge joint 12 by bearing pin.When deviation appears in the position of riser bus bar 1 and short-circuit busbar 2, unclamp the manual nut 14 on the U type groove 13, mobile glue head 12 can be on slick coupling shaft 40 the move left and right certain distance, move to and be fit to the position and screw the adjustment that manual nut 14 can be finished mobile hinge joint 12.
For eliminating the winding degree of synchronizing bar 10, at base plate 21 of the central position of every union lever 11 lower ends welding, base plate 21 over against below body on connect a synchronizing bar support 15, on synchronizing bar support 15, offer a screw, and in the screw of synchronizing bar support 15, connect a screw rod 16, end at screw rod 16 connects a cutting ferrule 17, and be provided with conical socket 18 in the end of screw rod 16, on cutting ferrule 17, be provided with tapered hole 19, cutting ferrule 17 is with after screw rod 16 is connected, conical socket 18 on the screw rod 16 is relative with tapered hole 19 openings on the cutting ferrule 17, and puts into a steel ball 20 in the opening of its formation, as Figure 10 and shown in Figure 10.The height of adjusting screw(rod) 16 can make the surface of steel ball 20 contact with base plate 21, and can reduce the amount of deflection of synchronizing bar 10.The steel ball 20 that is positioned at conical socket 18 and tapered hole 19 can freely roll with the swing of synchronizing bar 10, can not influence the works better swing of synchronizing bar 10.
Product provided by the invention mainly from: the installation error of aluminium cell main equipment is eliminated in sliding beam 3, opening 6, connecting joint 7 and synchronizing bar 10 these five aspects; This five aspects technology can merge use also can independence or be used in combination, and can both produce positive effect.
Claims (9)
1. Pneumatic busbar switch device, it comprises the riser bus bar (1) that is installed on the aluminium cell, be separately installed with short-circuit busbar (2) in the both sides of riser bus bar (1), it is characterized in that: the lower side at riser bus bar (1) and short-circuit busbar (2) is provided with sliding beam (3), riser bus bar (1) over against slip fine strain of millet (3) on the toggle (4) that is connected through the hinge, be respectively equipped with opening (6) in the both sides of toggle (4), one end of opening (6) is connected with slip fine strain of millet (3) by hinge, the other end is connected with short-circuit busbar (2) by connecting joint (7), and be connected with connecting rod (5) respectively at the two ends of toggle (4), the other end of connecting rod (5) is movably connected in the middle part of opening (6); On toggle (4), also be connected with simultaneously drive unit (8); On toggle (4), be connected with triangle connecting plate (9), and toggle (4) is connected on a jiao of triangle connecting plate (9), other one jiao of expansion link with drive unit (8) of triangle connecting plate (9) is connected, be connected with synchronizing bar (10) on the 3rd angle of triangle connecting plate (9), the cylinder body of drive unit (8) is movably connected on the slip fine strain of millet (3).
2. Pneumatic busbar switch device according to claim 1 is characterized in that: synchronizing bar (10) is to be formed by connecting by mobile hinge joint (12) by two joints or the above union lever (11) of two joints; Upper end at mobile hinge joint (12) is provided with hinge hole, offers U type groove (13) in the lower end of articulated joint (12), is provided with manual nut (14) at U type groove (13) two ends; Per two union levers (11) all are connected in the U type groove (13) by its end and interconnect, and triangle connecting plate (9) is connected with mobile hinge joint (12) by hinge.
3. Pneumatic busbar switch device according to claim 2, it is characterized in that: also be provided with synchronizing bar support (15) at the middle part of every joint union lever (11), on synchronizing bar support (15), be connected with screw rod (16), in the end of screw rod (16) by the cutting ferrule that has been threaded (17), and on the end of screw rod (16) and cutting ferrule (17), offer relative conical socket of opening (18) and tapered hole (19) respectively, between conical socket (18) and tapered hole (19), be placed with steel ball (20); Simultaneously also be connected with base plate (21) in the lower end of union lever (11), steel ball (20) contacts with base plate (21).
4. Pneumatic busbar switch device according to claim 3 is characterized in that: also offer screw on synchronizing bar support (15), screw rod (16) is connected on the screw of synchronizing bar support (15).
5. Pneumatic busbar switch device according to claim 1, it is characterized in that: the formation of opening (6) comprises U oralia (22) and floor (23), one end of floor (23) is connected with U oralia (22), on the other end, be connected with moveable hinge joint (24), moveable hinge joint (24) is connected through the hinge on free bearing plate (25), free bearing plate (25) lower end is connected with sliding beam (3) by hinge, on free bearing plate (25), also be connected with and regulate bolt (27), be provided with insulcrete (26) at the connecting portion of moveable hinge joint (24) and floor (23); Connecting joint (7) is made of double-screw bolt (28) and handwheel dish (29), and double-screw bolt (28) is connected on the U oralia (22) of opening (6), and an end of double-screw bolt (28) is equipped with handwheel dish (29), and its other end is connected with short-circuit busbar (2).
6. Pneumatic busbar switch device according to claim 5, it is characterized in that: the both sides that are positioned at U oralia (22) on double-screw bolt (28) all are connected with ball pad pair (39) and manual locking nut (30), one side of ball pad pair (39) contacts with U oralia (22), manual locking nut (30) is positioned at the other end of ball pad pair (39), and between ball pad pair (39) that is positioned at short-circuit busbar (2) one sides and manual locking nut (30) dish spring (31) is installed also.
7. Pneumatic busbar switch device according to claim 1, it is characterized in that: sliding beam (3) is by guiding web (32), upper slide (33), lower skateboard (34), roller (36) and flute profile web plate (37) are formed, be respectively arranged with upper slide (33) and lower skateboard (34) at guiding web (32) two ends, on upper slide (33) and lower skateboard (34), be provided with guide path (35), guiding web (32) is connected in the guide path (35), on upper slide (33) and lower skateboard (34), the both sides of guide path (35) are connected with flute profile web plate (37) respectively, both sides compartment at guiding web (32) is provided with roller (36), and the periphery of roller (36) contacts with flute profile web plate (37) on being connected upper slide (33) and lower skateboard (34).
8. Pneumatic busbar switch device according to claim 7 is characterized in that: the end face that flute profile web plate (37) contacts with roller (36) is provided with race (38), and the periphery of roller (36) is positioned at race (38).
9. Pneumatic busbar switch device according to claim 1 is characterized in that: drive unit (8) is drive magnetic, driving cylinder or hydraulic ram.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007102019233A CN101397682B (en) | 2007-09-30 | 2007-09-30 | Pneumatic busbar switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007102019233A CN101397682B (en) | 2007-09-30 | 2007-09-30 | Pneumatic busbar switch device |
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| Publication Number | Publication Date |
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| CN101397682A CN101397682A (en) | 2009-04-01 |
| CN101397682B true CN101397682B (en) | 2011-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007102019233A Active CN101397682B (en) | 2007-09-30 | 2007-09-30 | Pneumatic busbar switch device |
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Citations (6)
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|---|---|---|---|---|
| US4324634A (en) * | 1979-11-13 | 1982-04-13 | Olin Corporation | Remotely connecting and disconnecting cells from circuit |
| CN2723465Y (en) * | 2004-05-27 | 2005-09-07 | 中国铝业股份有限公司 | Fine aluminium slot bus shortcircuit device |
| CN1772959A (en) * | 2005-10-28 | 2006-05-17 | 贵阳铝镁设计研究院 | Opening and closing method and apparatus for prebaked anode cell short-circuit port |
| CN1786286A (en) * | 2005-11-14 | 2006-06-14 | 贵阳铝镁设计研究院 | Method and device for aluminium electrolytic bath short circuit power cut |
| CN1821452A (en) * | 2006-01-17 | 2006-08-23 | 贵阳铝镁设计研究院 | Short connector for electrolytic bath |
| CN201169639Y (en) * | 2007-09-30 | 2008-12-24 | 贵阳铝镁设计研究院 | Pneumatic power bus bar opening and closing device |
-
2007
- 2007-09-30 CN CN2007102019233A patent/CN101397682B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4324634A (en) * | 1979-11-13 | 1982-04-13 | Olin Corporation | Remotely connecting and disconnecting cells from circuit |
| CN2723465Y (en) * | 2004-05-27 | 2005-09-07 | 中国铝业股份有限公司 | Fine aluminium slot bus shortcircuit device |
| CN1772959A (en) * | 2005-10-28 | 2006-05-17 | 贵阳铝镁设计研究院 | Opening and closing method and apparatus for prebaked anode cell short-circuit port |
| CN1786286A (en) * | 2005-11-14 | 2006-06-14 | 贵阳铝镁设计研究院 | Method and device for aluminium electrolytic bath short circuit power cut |
| CN1821452A (en) * | 2006-01-17 | 2006-08-23 | 贵阳铝镁设计研究院 | Short connector for electrolytic bath |
| CN201169639Y (en) * | 2007-09-30 | 2008-12-24 | 贵阳铝镁设计研究院 | Pneumatic power bus bar opening and closing device |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2000-104193A 2000.04.11 |
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|---|---|
| CN101397682A (en) | 2009-04-01 |
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