CN1209902A - Switchgear such as change-over switch for electric installation - Google Patents
Switchgear such as change-over switch for electric installation Download PDFInfo
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- CN1209902A CN1209902A CN 97191864 CN97191864A CN1209902A CN 1209902 A CN1209902 A CN 1209902A CN 97191864 CN97191864 CN 97191864 CN 97191864 A CN97191864 A CN 97191864A CN 1209902 A CN1209902 A CN 1209902A
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- piece
- rotating shaft
- control rotating
- connecting rod
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/54—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having at least five or an unspecified number of operative positions
- H01H19/60—Angularly-movable actuating part carrying no contacts
- H01H19/635—Contacts actuated by rectilinearly-movable member linked to operating part, e.g. by pin and slot
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
- H01H11/0006—Apparatus or processes specially adapted for the manufacture of electric switches for converting electric switches
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0066—Auxiliary contact devices
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Abstract
The invention concerns a switchgear, such as a change-over switch, with very good quality/price ratio, enabling new switching combinations and simple and inexpensive production of different types of switchgear. The switchgear (1) comprises two superposed switching blocks (10, 20) each associated with an actuating block (30, 40) and a control block (60) provided with a control shaft (64) connected to a handle (61) for simultaneously controlling said actuating blocks (30, 40). This switchgear (1) is characterised in that the actuating blocks (30, 40) are superposed back to back and are arranged between the mutually inverted switching blocks (10, 20). The actuating blocks (30, 40) comprise a mechanism with modifiable configuration. Likewise, the connection points between this mechanism and the control shaft (64) can also be modified, thus resulting in five switching combinations between the switching blocks. The invention is applicable to electrical installations in general.
Description
The present invention relates to a kind of tripper such as change over switch that is used for electric equipment, this device comprises at least two stacked pieces that open circuit, each piece that opens circuit comprises that at least two pairs are used for the terminal that is connected with at least two of described equipment, the at least two pairs of fixed contacts that link to each other with described terminal and at least two are positioned at two current collectors on the settling position, one make position is each current collector and link to each other with a pair of fixed contact, so that electric current flows through, one open position separates with described fixed contact for each current collector, to prevent that described electric current from flowing through, this current collector is installed in the mobile bar of a connection that is used to move; Described device comprises that also at least two are handled pieces, and each is handled piece and is used for should the open circuit described mobile bar of piece of mobile phase; And the controll block that a control rotating shaft is housed, this control rotating shaft can link to each other with one handle and be used for controlling simultaneously described manipulation piece.
That this tripper generally is used for is single-phase, three-phase or the configuration of four phase low-voltage powers, the scope of current density from tens to the hundreds of ampere.Switch (switching), reversal of power or band that they are used for two low-voltage power circuits carry switching, and the safety trip function that is used for the latter.In order to obtain a kind of tripper that is equivalent to change over switch, two standard switch that are placed on the same direction are stacked together in a known manner, each standard switch is made up of open circuit piece, its manipulation piece and its controll block, and this must have the whole parts of two covers.Then, the joystick of upper strata switch is handled the tie point that piece links to each other and change is positioned at the connecting rod of handling piece on control rotating shaft by the control rotating shaft of extending the described controll block of using a specific rotating shaft extension with two.Handle can have three settling positions: in the middle of one " 0 " position and be positioned at the both sides in centre position, for example-65 ° or+" I " and " II " two positions on 65 °.Such change over switch can only obtain two kinds of single-piece switch combinations: in first combination, and closure when one of them switch disconnects at another switch, when the centre position, two switches all disconnect.In second combination, closure when one of them switch disconnects at another switch, and when the centre position, two switches are closed simultaneously.
A kind of when carrying out maintaining in order to obtain, be mainly used in " bypass (by-pass) " switch of isolation and short circuit one equipment or a low-voltage circuit, three standard switch are stacked on the same direction in a known manner, and this must have the whole parts of three covers.The control rotating shaft of handle also must be replenished a specific rotating shaft extension.
Equipment for having six phases or sextupole or eight phases or the ends of the earth is placed in two standard switch together in a known manner side by side, and is same, and this must have the whole parts of two covers.Then, joystick links to each other by a mechanical connecting device of being made up of a composite rod assembly usually, so that can be with mobile another handle that is passed to that takes place on one of them handle.
These assembly methods of still using so far need a large amount of standarized component and benchmark (reference), and these parts and benchmark are unnecessary basically, resemble controll blocks double or three times, can increase cost like this.Equally, for setting up various types of trippers, need specific extra benchmark.These additional components have increased cost, installation time and additional space demand.Thereby it not is inappreciable manufacturing, storage and management cost that all useful components lists reveal.In addition, the number of switch combination also is limited on two.
Therefore, the objective of the invention is to by providing a kind of tripper such as change over switch to overcome above-mentioned shortcoming, wherein handle the theme that piece and controll block have formed value analysis, and be optimised, so that the quantity that reduces required parts and benchmark is so that assembling, thus can be simply and make " bypass " type device or 6 to 8 utmost point devices at low cost.In addition, make these piece optimizations that two or more switch combinations can be provided.Therefore, obtained a kind of more economical effective tripper with new function.The quantity that reduces and simplify parts and benchmark helps reducing the cost of this device, and is easy to management.As an example, compare with the standard tripper, can be with the quantity of parts and benchmark divided by three.
This purpose is to realize by a kind of tripper described in introduce, and the characteristics of this tripper are, handles piece and is leaned against privately and stacks together, and be set at inverted each other opening circuit between the piece.
Each handles piece can have a box body, this box body has a bottom surface at least, these two box bodys are positioned in together in the place, bottom surface, and perhaps they can have single-piece connection box body, and this single-piece connects box body and has the midfeather that at least one constitutes each manipulation piece bottom surface.
In a preferred embodiment of the present invention, each is handled piece and comprises an at least one connecting rod and little drive link that links to each other with control rotating shaft at the one end, this little drive link is mounted to and can rotates round a fixed center bearing pin (pin) that is positioned on the box body, and links to each other and link to each other with the mobile bar of the corresponding piece that opens circuit on its other end with the free end of this connecting rod on the one end.
Equally, each handle piece comprise one be form of springs, have two free-ended energy accumulating devices, one of them free end firmly is connected with box body, and its another free end then firmly is connected with little drive link, and this spring can be changed the piece that opens circuit accordingly rapidly.
Little drive link preferably moves bar by the bearing pin (peg) at least one corresponding recesses that is contained in the described mobile bar with this and links to each other, and is limited by two scotchs, and this bearing pin firmly links to each other with the corresponding free end of spring.
In this preferred embodiment, little drive link links to each other with connecting rod by at least one first axle journal (journal), this axle journal is guided among first groove that is arranged in the box body, and the central pin shaft that this first groove expands to this little drive link is on one section circular arc at center.
Groove expands to the angular range that is slightly less than 180 °, and second groove that box body comprises is that be equal to, diameter is oppositely arranged, this second groove are used to guide and are arranged on little drive link, are positioned at second axle journal on the opposite side of first axle journal.
More advantageously, connecting rod, little drive link and spring all are parts movably, and their configuration can change, and form several switch combinations between the piece so that open circuit at two.
In this preferred embodiment of the present invention, control rotating shaft is guided in interior rotation of housing of controll block, and can link to each other by approaching handle with the outside from this device, and this control rotating shaft links to each other with two connecting rods of handling pieces on two different pin joints.
The progressive part of control rotating shaft is to have two and be parallel to each other and the disk faced vertical with the pivot center Y of control rotating shaft, and each disk comprises that at least one is contained in the suitably interior pivot of groove of one in the respective link.
Preferably, the groove that is positioned at an end of the connecting rod on the pivot that is installed in control rotating shaft is oblong (oblong), so that provide the operating space between rotating shaft and corresponding connecting rod.
According to this preferred embodiment, at least one disk comprises that at least two can be held the place of described pivot so that change hinged (swivel) point that is positioned at the connecting rod on this control rotating shaft.
In another embodiment of the present invention, connecting rod has first and limits length, the pivot of be positioned on the control rotating shaft, admitting this connecting rod is symmetrical arranged with respect to the longitudinal axis X of this device of the pivot center Y by control rotating shaft, and control rotating shaft has three three corresponding settling positions in position with handle: " 0 " position and be positioned at " I " and " II " two positions on the square position of these both sides, centre position in the middle of.
In yet another embodiment of the present invention, connecting rod has the second qualification length that is shorter than first length, the pivot that is positioned on the control rotating shaft, admits connecting rod is oppositely arranged with respect to the pivot center diameter of control rotating shaft, control rotating shaft have two with the square position that is positioned at handle on " I " and " II " two corresponding settling positions in position.
The progressive part of control rotating shaft is to have at least one cam, and this cam is used to drive at least one and is installed in auxiliary contact on the described device, and the housing of controll block has at least one internal channel, so that admit this auxiliary contact.
More advantageously, control rotating shaft comprises a projected square part on its that end relative with joystick, and this projected square part is used to control and is provided at the piece that opens circuit of the 3rd on the described device.
More at large disclosed the present invention and progressive part thereof below in the description of the embodiment that is carried out in conjunction with the accompanying drawings, wherein:
-Fig. 1 is the stereogram of the present invention's four utmost point trippers,
-Fig. 2 is the partial exploded view of three utmost point trippers, shows controll block and the upper strata that the is raised piece that opens circuit,
-Fig. 3 is the open circuit stereogram of piece of Control Shaft, two control mechanical devices and lower floor,
-Fig. 4 is the stereogram of control rotating shaft and auxiliary contact,
-Fig. 5 is a vertical view of handling piece,
-Fig. 6 is along the VI of the line among Fig. 5-VI side cross sectional view,
-Fig. 7 is in the switching manipulation process and the similar view of Fig. 5,
-Fig. 8 a, 8b are to Figure 12 a, and 12b is respectively that the vertical view of piece and the upward view of lower-pilot piece are handled in the upper strata, shows five kinds of possible combinations and switch possibility.
See also Fig. 1, tripper of the present invention is equivalent to a change over switch, and it comprises two stacked piece 10,20, one upper stratas of opening circuit piece 10 and lower floor piece 20 that opens circuit that opens circuit, and these two pieces that open circuit are face-to-face mutually.This tripper comprises that also two are handled pieces 30,40, and each is handled piece and is used for the piece that opens circuit, and handles pieces for these two and is provided with back-to-back, and be assembled into one together and be installed in the connection box body 50 that opens circuit between the piece 10,20.At last, this tripper comprises a controll block 60, and this controll block is usually located at the right side of handling piece 30,40, and has the control rotating shaft 64 that can admit a joystick 61.This handle has three settling positions, and " a 0 " position, centre and two " I " reach " II " position, and this " I " reaches " II " position and be positioned on the square position of both sides, centre position, and promptly total work angle is 180 °.Such as everyone knows, each piece 10,20 that opens circuit comprises at least two pairs, is four pairs of connecting terminals 11,21 in this example, to design these connecting terminals and is in order to link to each other with the electric wire of an equipment, is four utmost points, i.e. three additions, one center line in this example.In same well-known mode, each piece 10,20 that opens circuit has and the as many fixed contact logarithm of its connecting terminal logarithm, and with the as many current collector logarithm of its fixed contact logarithm.This current collector is installed in one and moves on the bar, this mobile bar is designed to and can moving between two settling positions: when current collector and corresponding fixed contact to linking to each other, and form make position when being electrically connected, and when current collector and corresponding fixed contact to separate, and open position during the interruption electrical connection.The mobile bar of each piece 10,20 that opens circuit is driven by its manipulation piece 30,40, handles piece by controll block 60 controls.This controll block 60 is referred to as 62 sealings of flat board of " end cap " by one at an upper portion thereof, and opens wide in its underpart.The total height that opens circuit piece 10 and handle piece 30,40 in the height of this controll block and upper strata equates.In fact, it does not need to exceed this height. Open circuit piece 10,20 and handle the profile mutual setting-ins of piece 30,40 by cooperating, and by be arranged in the upper strata open circuit on the upside of piece 10, be fixed together at the visible hold-down screw 12 of Fig. 1.
See also Fig. 2, be illustrated as the partial exploded view of tripper 1 of the present invention.Removed joystick and the lower floor piece that opens circuit among the figure.End cap 62 and the upper strata piece 10 that opens circuit is raised, and handles the inside of the inside of piece 30, controll block 60 and has the open circuit downside of piece 10 of its upper strata of moving bar 13 so that the upper strata is shown.In this embodiment, handle piece 30,40 and be assembled in together among the connection box body 50, this connection box body has sidewall 51 and midfeather 52, and midfeather is divided into two equal parts with this box body, and this midfeather has constituted each and handled the bottom surface of piece 30,40.From this figure, can see, connect box body 50 and make parts, can simplify like this and make and assembling process with the housing 63 of controll block 60.Certainly, also can make interlocking box body two separation, identical with connecting box body 50, each box body is used for one and handles piece 30,40.The progressive part of present embodiment is that it can be made into the single-piece disconnect with same box body.Controll block 60 comprises the control rotating shaft 64 that can rotate in housing 63, this rotating shaft links to each other with joystick 61 by a square coupling part 65.Handle piece the 30, the 40th, identical, just to be inverted each other, they lean against on the both sides that are arranged on the midfeather 52 that connects box body 50 privately.Same section is represented with same numeral.Each is handled piece 30,40 and comprises a connecting rod 31 and a little drive link 32, and first end of connecting rod 31 links to each other with control rotating shaft 64, and little drive link 32 is installed around a central pin shaft 33 of installing with respect to box body 50 pivotly.One end of this small rod 32 is connected on second end of connecting rod 31, and the other end is connected on the mobile bar 13 of the piece 10,20 that opens circuit accordingly.Each is handled piece 30,40 and comprises that also one is the energy storing device that spring is 34 forms, that accurately made by torsionspring, have two free ends 35,36, one of them free end 35 firmly is connected with box body 50, and another free end 36 firmly is connected with small rod 32.Because this torsionspring 34 can suddenly drive this mechanical device, has quickened the conversion of mobile bar 13 like this, thereby has quickened the conversion of corresponding mobile contact, promptly is converted to make position from open position, vice versa.Be being connected between connecting rod 31 and the small rod 32 to form round being introduced in first axle journal 37 in first groove 38 that is circular arc, this first groove is positioned at box body 50, and in being slightly less than 180 ° angular range, extend, the central pin shaft 33 of its center and small rod 32 coincides together.Second axle journal 39 is positioned on the small rod 32, is oppositely arranged with first axle journal, 37 diameters, and slides in second groove 41 that is equal to, have same center and symmetry.Being connected by a bearing pin 42 between the mobile bar 13 of small rod 32 and the piece 10,20 that opens circuit accordingly realizes that this bearing pin firmly is connected with small rod 32, and this bearing pin is contained in the groove 14 of mobile bar 13.This groove is being limited by two scotchs 15,16, so that bearing pin 42 moves with respect to mobile bar 13.This bearing pin 42 is being pressurizeed by spring 34, and its corresponding free end 36 is contained in a cross bore 43 that is arranged in this bearing pin 42.Certainly, also can imagine other suitable fixture.To comprise all parts of a manipulation piece 30,40, promptly connecting rod 31, little drive link 32 and spring 34 are assembled together, and therefore very easily they are removed.Can change them like this in same manipulation piece 30,40 and from a position separately of handling piece to another manipulation piece.The various structures that obtained can open circuit at two and realize various switch combinations between the piece 10,20.For example, little drive link 32 can link to each other with connecting rod 31 on it has that end of bearing pin 42.Equally, little drive link 32 can be arranged on another direction, and the position of spring also can change.Hereinafter will introduce these multiple structures in detail.
Fig. 3 partly shows device shown in Figure 21, especially shows to have its lower floor that moves bar 13 open circuit piece 20, control rotating shaft 64 and two manipulation pieces 30,40 that do not have spring or connect box body 50.Can be clear that the connection of the connecting rod 31 that is positioned on the control rotating shaft 64 among the figure.This control rotating shaft 64 comprises that two are parallel to each other and the disk 66 and 67 vertical with the pivot center Y of this rotating shaft, and each disk has a pivot 68,69 that is used for each root connecting rod 31.These two pivots 68,69 are not directly stacked, but biasing.Resemble hereinafter will as described in, can change separately the position of these two pivots on their disk 66,67.The respective end of each root connecting rod 31 comprises that one can hold the oblong groove 44 of its pivot 68,69, the space that this oblong groove has some when connecting rod 31 is moved with respect to control rotating shaft 64, and its meaning will be described hereinafter.Figure 3 shows that have same configuration, but two connecting rod 31 and little drive link 32 of handling piece 30 and 40 are arranged in relative rotation each other.The bearing pin 42 that lower floor handles the little drive link 32 of piece 40 is contained in lower floor and opens circuit in the groove 14 of mobile bar 13 of piece 20.Also can see the axle journal 37 that is used to connect little drive link 32 and connecting rod 31.
Consult Fig. 4 simultaneously, control rotating shaft 64 comprises from the top to the bottom:
-one admits the square hollow part 65 of the handle be positioned at end cap 62 outsides, and this square hollow part is by a dowel fixes that is positioned at a corresponding hole 65 ',
The circular portion 70 that-one guiding rotating shaft 64 is rotated in end cap 62,
The costal margin spare of-square deflection of rake angle each other or cam 71,
-two disks 66,67 of having pivot 68,69, being used to connect connecting rod 31 and connecting by the column 72 of a part-circular,
The circular portion 73 that-one guiding rotating shaft 64 is rotated in the housing 63 of controll block 60, and
The solid squares part 74 of the 3rd manipulation piece that-one control one may exist.
Cam 71 is designed to control auxiliary contact 80 according to the position of control rotating shaft 64.One or several auxiliary (N/O) or normally closed (N/C) contacts 80 of often opening are associated with each piece that opens circuit usually, so that the information that will be referred to the position of these pieces 10,20 that open circuit by electrical connection is sent to one or several control or monitoring circuit (auxiliary relay, PLC programmable logic controller (PLC), alarm etc.).Especially, these auxiliary contact provide pre-interrupting information to the device that is connected the downstream, so that cut off these devices before the related piece that opens circuit cuts off.These auxiliary contact 80 are auxiliary contact of standard type, comprise one by the cam 71 directly actuated driven plunger 81 that are positioned on the control rotating shaft 64.If need, can on the opposite side of column 72, increase additional auxiliary contact 82.In this example, these auxiliary contact 82 are controlled by the cutter type device 83 that this column 72 drives.By means of longitudinal groove 75 that is positioned at this controll block housing and supporting member 76, all these auxiliary contact 80,82 can be contained in the controll block 60, as shown in Figure 2 by screw.
Fig. 5 illustrates in greater detail to Fig. 7 and handles piece 30,40 and controll block 60.Fig. 5 is the vertical view that piece 30 is handled on the upper strata, as we can see from the figure pivotally connected 68, the little drive link 32 of control rotating shaft 64, connecting rod 31, its dotting of linking to each other with control rotating shaft 64, its fixed center bearing pin 33, two axle journals 37,39 that are positioned at respective groove 38,41, be used to drive the bearing pin 42 and the spring 34 of mobile bar 13.Fig. 6 is the sectional view of Fig. 5, shows the upper strata and handles piece 30 and lower floor manipulation piece 40, contiguous block and control rotating shaft 64.In Fig. 6, can be clear that, comprise each parts of handling piece 30,40, so that match with the same piece 10,20 that opens circuit that oppositely is provided with the reverse manner setting.Figure 7 shows that the manipulation piece 30 of Fig. 5, turn over 45 ° control rotating shaft 64 according to arrow F in the counterclockwise direction.
Consult Fig. 7 now and describe the operation of handling piece 30,40.
In order to be converted to next settling position from a settling position, control rotating shaft 64 and handle 61 must rotate 90 °, i.e. 180 ° of rotations go to " II " position from " I " position through middle " 0 " position.Because control rotating shaft (arrow F) is in the counterclockwise direction rotated 90 °, piece 10 interlockings are opened circuit in make position in the upper strata, and meanwhile, owing to 90 ° of control rotating shaft (arrow G) rotations along clockwise direction, lower floor opens circuit piece 20 interlockings in make position.In these rotated, following motion had taken place simultaneously:
Moving of-connecting rod 31,
-little drive link 32 is rotated round its central pin shaft 33,
-pressurization on spring 34, storage power then, in case through central axis Z, by the center of groove 38,41 and the central pin shaft 33 of little drive link 32, the release of then stored energy drives little drive link 32 suddenly,
-owing to be contained in the cause of the bearing pin 42 of the little drive link 32 in mobile bar 13 grooves, the mobile bar of the piece 10,20 that opens circuit accordingly moves.
Owing to be positioned at the cause in the space of the separation scotch 15,16 on the mobile bar 13, operating space between mobile bar 13 and bearing pin, and owing to be positioned at the cause of the oblong groove 44 of connecting rod 31, the operating space between connecting rod 31 and control rotating shaft 64 can make mobile bar 13 drive suddenly.This unexpected driving can make open circuit piece 10,20 interlocking and interruption in the extremely short time, and irrelevant with the service speed of handle 61.This oblong groove 44 that is positioned on the connecting rod 31 also can guarantee to handle accordingly piece moment disconnection when other handles the piece operation.
In order to change this piece 10,20 that opens circuit in the opposite direction, control rotating shaft 64, be that handle 61 can carry out simple operations in the opposite direction, make connecting rod 31, little drive link 32 and spring 34 oppositely move.
Fig. 8 handles piece 30,40 various possible structures to Figure 12 shows that, and the various switch combinations of each structure that is used for apparatus of the present invention that is obtained thus.The accompanying drawing that indicates symbol A is represented the vertical view of upper strata manipulation piece 30, and the accompanying drawing that indicates symbol B represents that lower floor handles the upward view of piece 40.In order to simplify following explanation, the position of the switch symbolically of the piece 10,20 that opens circuit is: " 1 " expression make position, " 0 " expression open position.Equally, the position symbolically of handle 61 or control rotating shaft 64 is: " 0 " expression centre position, " I " expression with respect to " 0 " in the counterclockwise direction (arrow F) rotate 90 ° position, " II " expression with respect to " 0 " along clockwise direction (arrow G) rotate 90 ° position.
As mentioned above, can change connecting rod 31, little drive link 32 and spring 34 position separately.Equally, also can change the position of pivot 68,69.What particularly point out is when according to client's specific needs this device being installed, to carry out these changes in factory.In Figure 10, all parts are identical from a kind of structure to another kind of structure at Fig. 8, and pivot 68,69 is symmetrical arranged with respect to longitudinal axis X.In these accompanying drawings, the structure of the manipulation piece 30,40 shown in the figure is corresponding with the interposition reset of handle 61.
In Fig. 8 A and Fig. 8 B, what be provided with among connecting rod 31, little drive link 32 and spring 34 and the above figure is the same.Each piece is handled being connected to form on first axle journal 37 in being contained in first groove 38 between the connecting rod 31 of piece 30,40 and the little drive link 32, and spring 34 is positioned on the central axis Z.The switch combination that obtains is:
| | Handle (angle) | Lower floor's |
| ????1 | ????Ⅰ(-90°) | ????0 |
| ????0 | ????0(0) | ????0 |
| ????0 | ????Ⅱ(+90°) | ????1 |
This combination can obtain a kind of change over switch with three settling positions, and when the centre position, two pieces 10,20 that open circuit all are in open position.
In Fig. 9 A and Fig. 9 B, each piece is handled being connected to form on second axle journal 39 in being contained in second groove 41 between the connecting rod 31 of piece 30,40 and the little drive link 32, and spring 34 is setovered with respect to central axis Z.The switch combination that obtains is:
| | Handle (angle) | Lower floor's |
| ????1 | ????Ⅰ(-90°) | ????0 |
| ????1 | ????0(0) | ????1 |
| ????0 | ????Ⅱ(+90°) | ????1 |
This combination can obtain a kind of overlapping contacts change over switch with three settling positions, and when the centre position, two pieces 10,20 that open circuit all are in the close position.
In Figure 10 A and Figure 10 B, being connected to form on second axle journal 39 in being contained in second groove 41 between the connecting rod 31 of piece 30 and the little drive link 32 handled on the upper strata, and spring 34 is setovered with respect to central axis Z.Lower floor handles being connected to form on first axle journal 37 in being contained in first groove 38 between the connecting rod 31 of piece 40 and the little drive link 32, and spring 34 is positioned on the central axis Z.The switch combination that obtains is:
| | Handle (angle) | Lower floor's |
| ????1 | ????Ⅰ(-90°) | ????0 |
| ????1 | ????0(0) | ????0 |
| ????0 | ????Ⅱ(+90°) | ????1 |
This combination can obtain a kind of overlapping change over switch with three settling positions, and when " II " position, two pieces 10,20 that open circuit overlap in the make position.
In Figure 11 and Figure 12, connecting rod 31 is slightly less than employed connecting rod among the above figure, and is positioned at the pivot the 68, the 69th on the control rotating shaft 64, along the square setting of diameter.The position of pivot 68 is corresponding with the upper strata of change manipulation piece 30.In this example, the interposition reset of handle 61 has not existed, two " I " reach " II " position be by rotate 90 ° obtain.
In Figure 11 A and Figure 11 B, being connected to form on second axle journal 39 in being contained in second groove 41 between the connecting rod 31 of piece 30 and the little drive link 32 handled on the upper strata, and spring 34 is positioned on the central axis Z.Lower floor handles being connected to form on first axle journal 37 in being contained in first groove 38 between the connecting rod 31 of piece 40 and the little drive link 32, and spring 34 also is positioned on the central axis Z.The switch combination that obtains is:
| | Handle (angle) | Lower floor's |
| ????0 | ????Ⅰ(0) | ????0 |
| ????1 | ????Ⅱ(+90°) | ????1 |
This combination can obtain a kind of single-piece disconnect with two settling positions, and when " I " position, two pieces 10,20 that open circuit are in open position, and when " II " position, these two pieces 10,20 that open circuit are in the close position.
In Figure 12 A and Figure 12 B, being connected to form on second axle journal 39 in being contained in second groove 41 between the connecting rod 31 of piece 30 and the little drive link 32 handled on the upper strata, and spring 34 is positioned on the central axis Z.Lower floor handles being connected to form on second axle journal 39 in being contained in second groove 41 between the connecting rod 31 of piece 40 and the little drive link 32, and spring 34 is setovered with respect to central axis Z.The switch combination that obtains is:
| | Handle (angle) | Lower floor's |
| ????1 | ????Ⅰ(0) | ????0 |
| ????0 | ????Ⅱ(+90°) | ????1 |
This combination can obtain a kind of change over switch with two settling positions.
Except that above-mentioned multiple switch combination, the design of handling piece 30,40 and controll block 60 can produce good versatility in application.
In order to obtain a kind of three utmost points or four utmost point single-piece disconnects, what do is to be equipped with a box body 50 with the corresponding manipulation piece of the piece that opens circuit.
In order to make a kind of sextupole or ends of the earth switch, as mentioned above with the two above-mentioned utmost points or four utmost point single-piece disconnects and put and get final product.In this example, a difference and specific connecting rod are used for controlling simultaneously two juxtaposed pieces that open circuit, and the position of the pivot of control rotating shaft also will change.
In order to make a kind of and combined " bypass " type tripper of a change over switch, single-piece disconnect of increase below the piece that can open circuit in the lower floor of apparatus of the present invention.In this example, the square end 74 of the control rotating shaft 64 of controll block 60 directly is contained in the upper end of the control rotating shaft of this switch.
In order to make a kind of four utmost point devices that comprising a three-phase and a center line, as shown in Figure 1, although difference to some extent on the length of piece 10,20 that opens circuit needn't change and just can use comprising the connection box body 50 of handling piece 30,40.Can open circuit at two and insert a single-piece " interlayer " box body 55 between the piece 10,20, as the extension that connects box body 50.Under following condition, should not comprise any drive mechanism by " interlayer " box body, that is: the corresponding current collector in centre position with each piece 10,20 that opens circuit is installed on the activity bar, and as mentioned above, this activity bar is driven by described manipulation piece 30,40.
Certainly, also can imagine all combinations of these multiple devices.It is evident that apparatus of the present invention have realized above-mentioned all purposes.Certainly, the present invention is not restricted to the described embodiments, and the present invention includes any conspicuous modification and variation for expert in the art.
Claims (18)
1. tripper such as change over switch (1) that is used for electric equipment, described device comprises at least two stacked pieces (10 that open circuit, 20), each described piece that opens circuit comprises that at least two pairs are used for the terminal (11) that is connected with at least two of described equipment, at least two pairs of fixed contacts that link to each other with described connecting terminal, and at least two be positioned at two current collectors on the settling position, one make position is each current collector and link to each other with a pair of fixed contact, so that electric current flows through, one open position separates with described fixed contact for each current collector, to prevent that described electric current from flowing through, described current collector is installed in the mobile bar of a connection that is used to move (13); Described device comprises that also at least two are handled pieces (30,40), and each described manipulation piece is used for should the open circuit described mobile bar (13) of piece (10,20) of mobile phase; And one be equipped with the controll block (60) of a control rotating shaft (64), described control rotating shaft can link to each other with one handle (61) and be used for controlling simultaneously described manipulation piece (30,40), wherein, described manipulation piece (30,40) lean against and be stacked in privately between the inverted each other described piece that opens circuit (10,20).
2. device as claimed in claim 1 is characterized in that, each described manipulation piece (30,40) comprises that one has the box body of at least one bottom surface, and described two box bodys are positioned in together in place, described bottom surface.
3. device as claimed in claim 1 is characterized in that, described manipulation piece (30,40) comprises that a single-piece connects box body (50), and described single-piece connects the midfeather (52) that box body has the bottom surface of each described manipulation piece of at least one formation.
4. as claim 2 or 3 described devices, it is characterized in that, each described manipulation piece (30,40) comprise an at least one connecting rod (31) and little drive link (32) that links to each other with described control rotating shaft (64) at the one end, described little drive link is mounted to and can rotates round a fixed center bearing pin (33) that is positioned on the described box body (50), and on the one end, link to each other and on its other end, link to each other with the mobile bar (13) of the corresponding piece that opens circuit (10,20) with the free end of described connecting rod (31).
5. device as claimed in claim 4, it is characterized in that, each described manipulation piece (30,40) comprise that one is two the free-ended energy accumulating devices that have of spring (34) form, one of them free end (35) firmly is connected with described box body (50), its another free end (36) then firmly is connected with described little drive link (32), and described spring (34) can be changed the piece that opens circuit accordingly (10,20) rapidly.
6. device as claimed in claim 5, it is characterized in that, described little drive link (32) links to each other with described mobile bar (13) by the bearing pin (42) at least one corresponding recesses (14) that is contained in the described mobile bar (13), and by two scotchs (15,16) limit, described bearing pin firmly links to each other with the corresponding free end (36) of described spring (34).
7. device as claimed in claim 4, it is characterized in that, described little drive link (32) is by at least one first axle journal (37,39) link to each other with described connecting rod (31), described axle journal is guided in first groove (38 that is arranged in the described box body (50), 41) among, the central pin shaft (33) that described first groove expands to described little drive link (32) is on one section circular arc at center.
8. device as claimed in claim 7, it is characterized in that, described groove (38,41) expand to the angular range that is slightly less than 180 °, second groove (38,41) that described box body (50) comprises is one that be equal to, diameter is oppositely arranged, described second groove is used for guiding and is arranged on described little drive link (32), is positioned at first axle journal (37,39) second axle journal (37,39) on the opposite side.
9. device as claimed in claim 8, it is characterized in that described connecting rod (31), little drive link (32) and spring (34) all are parts movably, and their configuration can change, so that between described two pieces that open circuit (10,20), form several switch combinations.
10. device as claimed in claim 4, it is characterized in that, described control rotating shaft (64) is guided in interior rotation of housing (63) of described controll block (60), and with one can be approaching from the outside of described device (1) handle (61) link to each other, described control rotating shaft links to each other with two connecting rods (31) of handling piece (30,40) on two different pin joints.
11. device as claimed in claim 10, it is characterized in that, described control rotating shaft (64) comprises that two are parallel to each other and the disk faced (66 vertical with the pivot center Y of control rotating shaft (64), 67), each disk comprises that at least one is contained in the interior pivot (68,69) of a suitable groove (44) in the respective link (31).
12. device as claimed in claim 11, it is characterized in that, the described interior groove (44) of an end that is positioned at the connecting rod (31) on the pivot (68,69) that is installed in control rotating shaft (64) is oblong, so that provide the operating space between rotating shaft (64) and corresponding connecting rod (31).
13. device as claimed in claim 12 is characterized in that, at least one described disk (66,67) comprises at least two places that can hold described pivot, so that change the pin joint that is positioned at the connecting rod (31) on the described control rotating shaft (64).
14. as claim 9 and 13 described devices, it is characterized in that, described connecting rod (31) has first and limits length, be positioned at the pivot (68 that described control rotating shaft (64) goes up, holds described connecting rod, 69) the longitudinal axis X with respect to the described device (1) of the pivot center Y by control rotating shaft (64) is symmetrical arranged, and control rotating shaft has three three corresponding settling positions in position with handle (61): " 0 " position and be positioned at " I " and " II " two positions on the square position of both sides, described centre position in the middle of.
15. as claim 9 and 13 described devices, it is characterized in that, described connecting rod (31) has the second qualification length that is shorter than described first length, be positioned at the pivot (68 that described control rotating shaft (64) goes up, holds connecting rod (31), 69) the pivot center diameter with respect to control rotating shaft (64) is oppositely arranged, control rotating shaft (64) have two with the square position that is positioned at handle (61) on " I " and " II " two corresponding settling positions in position.
16. device as claimed in claim 10 is characterized in that, described control rotating shaft (64) has at least one cam (71), and described cam is used to drive at least one and is installed in auxiliary contact (80) on the described device (1).
17. device as claimed in claim 16 is characterized in that, the housing (63) of described controll block (60) has at least one internal channel (75,76), so that hold described auxiliary contact (80).
18. device as claimed in claim 10, it is characterized in that, described control rotating shaft (64) comprises a projected square part (74) on its that end relative with joystick (61), described projected square part is used for control and is provided at the piece that opens circuit of the 3rd on the described device (1).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR96/14559 | 1996-11-25 | ||
| FR9614559A FR2756412B1 (en) | 1996-11-25 | 1996-11-25 | SWITCHING APPARATUS SUCH AS A SWITCH-INVERTER FOR AN ELECTRICAL INSTALLATION |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1209902A true CN1209902A (en) | 1999-03-03 |
| CN1122289C CN1122289C (en) | 2003-09-24 |
Family
ID=9498099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97191864 Expired - Fee Related CN1122289C (en) | 1996-11-25 | 1997-11-19 | Switchgear such as change-over switch for electric installation |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0910859B1 (en) |
| CN (1) | CN1122289C (en) |
| DE (1) | DE69710581T2 (en) |
| ES (1) | ES2173496T3 (en) |
| FR (1) | FR2756412B1 (en) |
| HK (1) | HK1017766A1 (en) |
| WO (1) | WO1998024102A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109559928A (en) * | 2017-09-27 | 2019-04-02 | 菏泽峥艳电力科技有限公司 | A kind of high-capacity intelligent phase-change switch |
| CN109844883A (en) * | 2016-09-08 | 2019-06-04 | 哈勃股份有限公司 | Actuating assembly for electric switch accommodated in shell |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7214895B2 (en) | 2004-07-01 | 2007-05-08 | Rockwell Automation Technologies, Inc. | Illuminated disconnecting handle for use with CDM |
| US7015403B2 (en) * | 2004-07-01 | 2006-03-21 | Rockwell Automation Technologies, Inc. | Disconnecting handle with auxiliary contacts for use with CDM |
| FR2954619B1 (en) | 2009-12-17 | 2014-07-11 | Schneider Electric Ind Sas | DEVICE FOR INVERTING PHASES WITH CONTACT RINGS |
| FR2979746B1 (en) | 2011-09-01 | 2016-07-01 | Socomec Sa | HIGH ELECTRODYNAMIC ELECTRICAL CUTTING APPARATUS |
| FR2979744B1 (en) | 2011-09-01 | 2015-05-01 | Socomec Sa | ELECTRIC CUTTING APPARATUS WITH HIGH CLOSING POWER |
| FR2979743B1 (en) * | 2011-09-01 | 2013-08-30 | Socomec Sa | MOBILE CONTACTOR CARRIER AND ELECTRICAL CLUTCH EQUIPPTION WITH SUCH TROLLEY |
| CN105761962B (en) * | 2016-04-06 | 2018-05-11 | 中国船舶重工集团公司第七一二研究所 | A kind of electronic change-over switch |
| EP3537465B1 (en) | 2018-03-09 | 2020-10-21 | Gorlan Team, S.L.U. | Cam actuated switch module and manufacturing method thereof |
| CO2019006270A1 (en) * | 2019-06-15 | 2019-12-20 | Gualdron Florez Jesus | Switch-disconnector equipment for electrical safety procedure and compliance with the five golden rules of electrical safety from the same equipment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2591026B1 (en) * | 1985-11-29 | 1988-10-07 | Socomec Sa | MOTORIZED REMOTE CONTROL OPERATOR ASSEMBLY FOR POWER SWITCH |
| DE4305746C2 (en) * | 1993-02-25 | 1996-05-23 | Peterreins Schalttechnik Gmbh | Load switch arrangement and housing for receiving this load switch arrangement |
-
1996
- 1996-11-25 FR FR9614559A patent/FR2756412B1/en not_active Expired - Fee Related
-
1997
- 1997-11-19 WO PCT/FR1997/002083 patent/WO1998024102A1/en active IP Right Grant
- 1997-11-19 EP EP97947093A patent/EP0910859B1/en not_active Expired - Lifetime
- 1997-11-19 DE DE69710581T patent/DE69710581T2/en not_active Expired - Lifetime
- 1997-11-19 CN CN 97191864 patent/CN1122289C/en not_active Expired - Fee Related
- 1997-11-19 ES ES97947093T patent/ES2173496T3/en not_active Expired - Lifetime
-
1999
- 1999-06-22 HK HK99102673A patent/HK1017766A1/en not_active IP Right Cessation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109844883A (en) * | 2016-09-08 | 2019-06-04 | 哈勃股份有限公司 | Actuating assembly for electric switch accommodated in shell |
| CN109559928A (en) * | 2017-09-27 | 2019-04-02 | 菏泽峥艳电力科技有限公司 | A kind of high-capacity intelligent phase-change switch |
| CN109559928B (en) * | 2017-09-27 | 2019-11-26 | 菏泽峥艳电力科技有限公司 | A kind of high-capacity intelligent phase-change switch |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2756412A1 (en) | 1998-05-29 |
| WO1998024102A1 (en) | 1998-06-04 |
| EP0910859B1 (en) | 2002-02-20 |
| ES2173496T3 (en) | 2002-10-16 |
| DE69710581T2 (en) | 2002-10-24 |
| CN1122289C (en) | 2003-09-24 |
| HK1017766A1 (en) | 1999-11-26 |
| FR2756412B1 (en) | 1998-12-31 |
| EP0910859A1 (en) | 1999-04-28 |
| DE69710581D1 (en) | 2002-03-28 |
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