CN103545677B - A kind of can the binding post of commutation and connected terminal board - Google Patents
A kind of can the binding post of commutation and connected terminal board Download PDFInfo
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- CN103545677B CN103545677B CN201310543304.8A CN201310543304A CN103545677B CN 103545677 B CN103545677 B CN 103545677B CN 201310543304 A CN201310543304 A CN 201310543304A CN 103545677 B CN103545677 B CN 103545677B
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Abstract
The invention discloses a kind of can the binding post of commutation and connected terminal board, this binding post comprises housing; Be fixedly installed fixed terminal on the housing, described fixed terminal is electrically connected with the zero line in three-phase four-wire power supply; And the movable terminal be arranged on described housing of sliding, it is positioned at the side of described fixed terminal, the sliding stroke of described movable terminal is provided with the positioner of movable terminal being located, and movable terminal can be positioned at first-phase position or second-phase position or third phase position by described positioner; Wherein one being electrically connected in described movable terminal and three-phase electricity; One end being positioned at described enclosure interior of described fixed terminal, described movable terminal is connected with the zero line of load circuit and live wire respectively.Binding post of the present invention can realize quick phase modulation, avoids in traditional commutation process because circuit is chaotic, be difficult to differentiate and cause wrong line accidents caused; Avoid in zero line and have larger current, cause the problem that electric power utilization ratio is low.
Description
Technical field
The present invention relates to electric connection technology field, particularly relate to a kind of can the binding post of commutation and connected terminal board.
Background technology
In electric power conveying engineering, three-phase alternating current is generally through transformer output current, and in use, particularly often use single-phase electricity in civil equipment and factory, could load circuit be accessed after therefore needing the three-phase electricity after by transformer pressure-reducing to be transformed into single-phase electricity.
Method three-phase electricity being transformed into single-phase electricity generally adopts the method for supplying power to of three-phase and four-line, and each phase also namely in three-phase and zero line form the single-phase electricity of 220V, and in each phase, access the load of equivalence, to guarantee the current balance type in whole three-phase electricity.But this method of supplying power to can cause because the load that accesses in every circuitry phase is different every mutually in electric current unequal, and then cause the electric current in zero line non-vanishing, particularly every mutually in load difference larger in, total current in zero line can be very large, this just needs the sectional area of zero line very large, and then improves wiring cost; Meanwhile, wire also can be caused aging rapidly, waste more serious.Therefore, time three-phase electricity is transformed into single-phase electricity, the load capacity how being convenient to adjust every middle access mutually has just become key.
And in physical cabling excessively, just deploy in advance because the wire connecting load is basic, and the trend of wire is substantially fixing, a lot of wire is even had to be directly be fixed in wall, first sub-distribution is the total load amount according to a certain moment, be evenly distributed in each phase, and then guarantee the current balance type in three-phase electricity phase line, but, load in each phase is not changeless, often because increase in single-phase phase line or reduce power consumption equipment, or other factors and cause the current imbalance in whole three-phase electricity phase line, and then cause in zero line and have larger electric current, and these loads are all generally directly be wired in corresponding phase line, guiding joint is more, not easily differentiate, and be difficult to mobile for the wire being embedded in wall interiors, operation is difficult to when again the load in three-phase electricity phase line being redistributed, even can because terminal is chaotic wrong line, and then initiation electric power accident.
Summary of the invention
For this reason, the technical problem to be solved in the present invention is three-phase electricity when being transformed into single-phase electricity, and load circuit is difficult to distinguish, is not easy by a certain circuitry phase changing-over in another phase, and is difficult to be assigned to equivalent load capacity in each phase; The object of the present invention is to provide a kind of can the binding post of commutation and connected terminal board.
For achieving the above object, the present invention is by the following technical solutions:
Can the binding post of commutation, it is characterized in that: comprising: housing; Fixed terminal, described fixed terminal is fixedly installed on the housing, and described fixed terminal is electrically connected with the zero line in three-phase four-wire power supply; Movable terminal, described movable terminal is slided and is arranged on described housing, and be positioned at the wherein side of described fixed terminal, the sliding stroke of described movable terminal is provided with the positioner for described movable terminal being located, and described movable terminal can be positioned at first-phase position or second-phase position or third phase position by described positioner; Wherein one being electrically connected in described movable terminal and three-phase electricity; One end being positioned at described enclosure interior of described fixed terminal, described movable terminal is connected with the zero line of load circuit and live wire respectively.
Described housing comprises the first housing, second housing of snap-fit engagement, and the position that described first housing, described second housing coordinate with described movable terminal is respectively equipped with the draw-in groove of strip; The both sides of described movable terminal are respectively equipped with the card article coordinated with described draw-in groove, and described card article can slide along described draw-in groove.
Described positioner is the terminal cap arranged along the length direction of described draw-in groove, described terminal cap comprises height the first terminal lid, second terminal cap roughly equal with described movable terminal height, one end of described terminal cap by hinge on described first housing or described second housing, the axis of described bearing pin is consistent with the length direction of described draw-in groove, described terminal cap can sliding axially along described bearing pin, and the other end of described terminal cap is connected on described second housing or described first housing; Described movable terminal is positioned described the first terminal and covers first-phase position described in Fang Shiwei, described movable terminal is described second-phase position when being positioned between described the first terminal lid and described second terminal cap, is third phase position when described movable terminal is positioned below described second terminal cap.
Described the first terminal lid, described second terminal cap be respectively equipped with fixture block with one end of described second housing or described first housing snap-fit engagement, the relevant position of described second housing or described first housing is provided with groove, and described fixture block coordinates with described draw-in groove and realizes clamping.
Described enclosure interior is also provided with the indicating device indicating described movable terminal position.
Described indicating device has instruction frame, the lower end of described instruction frame is hinged on described enclosure interior, described instruction frame is provided with the torsion spring driving described instruction frame to the sideway swivel of described movable terminal one, and described movable terminal rotates to an angle along driving described instruction frame during described draw-in groove upward sliding; The upper end of described instruction frame is provided with three position marks, and the position that described housing is corresponding with described position mark is provided with inspection hole.
Described torsion spring set is located on the jointed shaft of described instruction frame lower end, and one end of described torsion spring is against on the inwall of described housing, and its other end is against the side of described instruction frame.
Described torsion spring set is located on the second bearing pin in described inner walls, and described second bearing pin is positioned at above described jointed shaft; One end of described torsion spring is against on the inwall of described housing, and its other end is against on the projection on described instruction frame.
The side coordinated with described movable terminal of described instruction frame is provided with projection, conflicts in the tip of described projection when described movable terminal is arranged at described first-phase position; Conflict when described movable terminal is arranged at described second-phase position on the described instruction frame body of described protruding below; Described movable terminal is positioned at below described jointed shaft when being arranged at described third phase position.
One end that described movable terminal and described fixed terminal are connected with three-phase electricity is clamp clip, and the inner side of described clamp clip is electric conducting material, and outside is highly elastic material.
The present invention provide simultaneously a kind of and above-mentioned can the terminal board that coordinates of the binding post of commutation, it comprises body, described body is vertically provided with four rows, is transversely provided with some row spliced eyes, described spliced eye coordinates with described fixed terminal or described movable terminal grafting, the described spliced eye of vertical setting is electrically connected with the first-phase of three-phase and four-line circuit, second-phase, third phase, zero line respectively, wherein first-phase, second-phase, third phase setting adjacent each other.
Beneficial effect of the present invention:
1. binding post of the present invention comprises fixed terminal and movable terminal, fixed terminal is connected with zero line, movable terminal can slide up and down along housing, the a certain phase position in three-phase electricity is positioned at by positioner, and then realize quick phase modulation, avoid in traditional commutation process because circuit is chaotic, be difficult to differentiate and cause wrong line accidents caused; When line load is uneven, by regulating the access phase line of the position switch load of movable terminal, each middle load capacity difference mutually can be avoided comparatively large, causing zero line to have larger current, and then cause wire accelerated ageing, the problem that electric power utilization ratio is low.
2. positioner of the present invention two terminal cap of being arranged by the length direction along draw-in groove of hinge on housing, and the housing of the other end of two terminal cap and opposite side forms snap-fit engagement, when carrying out phase-adjusted to movable terminal, only movable terminal just can reach quick phase modulation object relative to the particular location of two-terminal lid need be adjusted; And one end of terminal cap is hinged, other end clamping, commutation is simple to operate, and operating efficiency is high.
3. the enclosure interior of binding post of the present invention is also provided with indicating device, this indicating device is associated with movable terminal, by the inspection hole above housing, the concrete phase line position of movable terminal can be observed very easily, safeguard that replacing is intuitively convenient, avoid the possibility adopting outer lead wiring to cause wrong line.
4. one end that fixed terminal of the present invention and movable terminal are connected with three-phase electricity is clamp clip, and the inner side of described clamp clip is made up of the good material of electric conductivity, is then made up of the good material of elasticity outside it.When this design makes movable terminal and fixed terminal inserted terminals arrange, contact resistance is less, and the elastomeric material in outside then effectively can increase the clamping force of terminal, makes electrical contact more reliable.
Accompanying drawing explanation
In order to make the content of invention be more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is mechanism's explosive view of the interchangeable phase connection terminal of the present invention;
Fig. 2 is the fragmentary, perspective view of movable terminal of the present invention front view when being positioned at first-phase position;
Fig. 3 is the axis side view of movable terminal of the present invention when being positioned at first-phase position;
Fig. 4 is the fragmentary, perspective view of movable terminal of the present invention front view when being positioned at second-phase position;
Fig. 5 is the axis side view of movable terminal of the present invention when being positioned at second-phase position;
Fig. 6 is the fragmentary, perspective view of movable terminal of the present invention front view when being positioned at third phase position;
Fig. 7 is the axis side view of movable terminal of the present invention when being positioned at third phase position;
Fig. 8 is the structural representation of terminal cap of the present invention when opening;
Fig. 9 is the structural representation of instruction frame of the present invention;
Figure 10 is the structural representation of movable terminal of the present invention;
Figure 11 is the structural representation of terminal board of the present invention.
In figure, Reference numeral is expressed as:
1-housing; 11-first housing; 12-second housing; 120-groove; 13-draw-in groove; 2-fixed terminal; 3-movable terminal; 31-card article; 32-clamp clip; 4-terminal cap; 41-the first terminal lid; 42-second terminal cap; 410,420-fixture block; 51-bearing pin; 52-jointed shaft; 53-second bearing pin; 6-indicates frame; 61-torsion spring; 62-is protruding; 63-projection; 6a, 6b, 6c-position mark; 7-inspection hole; 8-body; 81-spliced eye.
Embodiment
Shown in Fig. 1 is the specific embodiment that the interchangeable phase connection terminal of the present invention is arranged on the current input terminal of circuit breaker, certainly of the present invention can commutation binding post also can with other switch with the use of, or independent to use.
The present embodiment can the binding post of commutation, comprise housing 1; Fixed terminal 2, described fixed terminal 2 is fixedly installed on described housing 1, and described fixed terminal 2 is electrically connected with the zero line in three-phase four-wire power supply; Movable terminal 3, described movable terminal 3 is slided and is arranged on described housing 1, and be positioned at the wherein side of described fixed terminal 2, side described herein refers to the upside of fixed terminal 2 or downside or left side or right side, described movable terminal 3 is arranged on directly over described fixed terminal 2 in the present embodiment.The sliding stroke of described movable terminal 3 is provided with the positioner for described movable terminal 3 being located, and described movable terminal 3 can be positioned at first-phase position or second-phase position or third phase position by described positioner; Wherein, first-phase, second-phase and third phase position are disposed adjacent, described movable terminal 3 and being wherein electrically connected in three-phase electricity; One end being positioned at described housing 1 inside of described fixed terminal 2, described movable terminal 3 is connected with the zero line of load circuit and live wire respectively.
It is more than central inventive of the present invention point, described movable terminal 3 slides up and down along housing 1, be positioned at a certain phase position in three-phase electricity by positioner, and then realize quick phase modulation, avoid in traditional commutation process because circuit is chaotic, be difficult to differentiate and cause wrong line accidents caused; When line load is uneven, by regulating the access phase line of the position switch load of movable terminal 3, each middle load capacity difference mutually can be avoided comparatively large, causing zero line to have larger current, and then cause wire accelerated ageing, the problem that electric power utilization ratio is low.
Particularly, in the present embodiment, the inserted terminal of described movable terminal 3 and described fixed terminal 2 all extends housing 1 and forms Plug Division, wherein a phase firewire, zero line during one end that described movable terminal 3 and described fixed terminal extend housing 1 powers with three-phase and four-line are respectively connected, and its one end being positioned at described enclosure interior is then connected with the current input terminal of circuit breaker respectively.As the mode that other can be implemented, it is outside that described movable terminal 3 and described fixed terminal 2 also can not extend described housing 1, only need arrange jack in the relevant position of described housing 1, outside terminal board forms grafting through this jack with described movable terminal 3 and described fixed terminal 2 and coordinates; The benefit of this design is: interchangeable phase connection terminal of the present invention is in the process of movement, and movable terminal 3 and fixed terminal 2 can not collide with other object and damage.
In the present embodiment, described housing 1 comprises the first housing 11, second housing 12 of snap-fit engagement, and the position that described first housing 11, described second housing 12 coordinate with described movable terminal 3 is respectively equipped with the draw-in groove 13 of strip; The both sides of described movable terminal 3 are respectively equipped with the card article 31 coordinated with described draw-in groove 13, and described card article 31 can slide along described draw-in groove 13.
As concrete structure of the present invention, in the present embodiment, described positioner is the terminal cap 4 arranged along the length direction of described draw-in groove 13, described terminal cap 4 comprises the highly bigger the first terminal lid 41, second of movable terminal 3 described in aspect ratio terminal cap 42, the height of described terminal cap 4 is slightly larger than the height of described movable terminal, ensure that there is certain interval between each phase terminal, and then be conducive to grafting cooperation.One end of described terminal cap 4 is hinged on described first housing 11 by bearing pin 51, the axis of described bearing pin 51 is consistent with the length direction of described draw-in groove 13, described terminal cap 4 can sliding axially along described bearing pin 51, and the other end of described terminal cap 4 is connected on described second housing 12 or described first housing 11; See Fig. 2-3, be described first-phase position when described movable terminal 3 is positioned above described the first terminal lid 41; See Fig. 4-5, be described second-phase position when described movable terminal 3 is positioned between described the first terminal lid 41 and described second terminal cap 42; See Fig. 6-7, be third phase position when described movable terminal 3 is positioned below described second terminal cap 42.See Fig. 8, when the concrete phase position of the described movable terminal 3 of adjustment, first corresponding terminal cap 4 is rotated to an angle around bearing pin 51, then move or move down into concrete phase position by described movable terminal 3, finally more corresponding terminal cap is snapped fit onto on the second housing 12.Certainly, described terminal cap 4 also can be hinged on described second housing 11, its operating process with described terminal cap 4 is hinged on the first housing 11 consistent.
For the ease of processing, the clamping intensity of described terminal cap 4 and described housing 1 can be ensured again simultaneously, one end coordinated with described second housing 12 of described the first terminal lid 41, described second terminal cap 42 is respectively equipped with fixture block 410,420, the relevant position of described second housing 12 or described first housing 11 is provided with groove 120, and described fixture block 410,420 coordinates with described groove 120 and realizes clamping.
See Fig. 9, in the present embodiment, described housing 1 inside is also provided with the indicating device being used to indicate described movable terminal 3 particular location, described indicating device has instruction frame 6, the lower end of described instruction frame 6 is hinged on described housing 1 inside, described instruction frame 6 is provided with the torsion spring 61 driving described instruction frame 6 to the sideway swivel of described movable terminal 3 one, and described movable terminal 3 rotates to an angle along driving described instruction frame 6 during described draw-in groove 13 upward sliding; The upper end of described instruction frame 6 is provided with three position marks 6a, 6b, 6c, above-mentioned position mark 6a, 6b, 6c are formed in one in the marking plate of described instruction frame 6 upper end, described marking plate is divided into above three mark zones 6a, 6b, 6c along the direction that described instruction frame 6 rotates, this position mark is corresponding first-phase position, second-phase position, third phase position respectively, the position that described housing 1 is corresponding with described position mark is provided with inspection hole 7, the length and width size of described inspection hole 7 and the length and width size of each position mark roughly equal.
In the present embodiment, described torsion spring 61 is sheathed on the second bearing pin 53 on described housing 1 inwall, described second bearing pin 53 is positioned at above described jointed shaft 52, described second bearing pin 53 can be molded directly within the projection on described housing 1 inwall, also can be fixed on by a bearing pin on described housing 1 inwall, the second bearing pin 53 herein just plays the effect of locating described torsion spring 61; One end of described torsion spring 61 is against on the inwall of described housing 1, and its other end is against on the projection 63 on described instruction frame 6.Described second bearing pin 53 is arranged on the top of described jointed shaft 52, the acting force arm of torsion spring 61 can be extended, and then strengthen torsion.Certainly, described torsion spring 61 also can directly be sheathed on the jointed shaft 52 of described instruction frame 6 lower end, now one end of described torsion spring 61 is against on the inwall of described housing 1, and its other end is against the side of described instruction frame 6, also namely away from the side of described movable terminal 3.When being directly set on described jointed shaft 52 by described torsion spring 61, then described torsion spring 61 is needed to have relatively strong torsion.
In the present embodiment, the side coordinated with described movable terminal 3 of described instruction frame 6 is provided with protruding 62, conflicts in the described tip of protruding 62 when described movable terminal 3 is arranged at described first-phase position; On described instruction frame 6 body of conflicting below described protruding 62 when described movable terminal 3 is arranged at described second-phase position; Described movable terminal 3 is positioned at below described jointed shaft 52 when being arranged at described third phase position.The described instruction frame 6 itself that this setup is mainly considered less in the anglec of rotation of housing 1 inside, and by making described movable terminal 3 coordinate with described protruding 62 in first-phase position, and make described movable terminal 3 be positioned at the below of described instruction frame 6 when third phase position, described instruction frame 6 then can be made relatively to have the larger anglec of rotation, thus increase the width of phase position mark 6a, 6b, 6c of movable terminal 3, be so more convenient for observing from inspection hole 7 the concrete phase position of described movable terminal 3.
See Figure 10, in the present embodiment, one end that described movable terminal 3 and described fixed terminal 2 are connected with three-phase electricity is clamp clip 32, the inner side of described clamp clip 32 is easy conductive material, as copper, silver etc., be highly elastic material outside it, highly elastic material herein can be insulating material, also can be electric conducting material.
See Figure 11, the invention also discloses the terminal board that a kind of and above-mentioned interchangeable phase connection terminal coordinates, it comprises body 8, described body 8 is vertically provided with four rows, is transversely provided with some row spliced eyes 81, the described spliced eye 81 of vertical setting is electrically connected with the first-phase (L1 pole) of three-phase and four-line circuit, second-phase (L2 pole), third phase (L3 pole), zero line (N pole) respectively, wherein first-phase, second-phase, third phase setting adjacent each other; In present embodiment, fixed terminal 2 is plugged on nethermost zero line (N pole), movable terminal 3 is directly plugged on first-phase (L1 pole) or second-phase (L2 pole) or third phase (L3 pole) after adjusting particular location, and multiple binding post transversely inserts successively side by side.Certain terminal board of the present invention also vertically can arrange and coordinate with binding post.When the laod unbalance in three-phase cause in zero line have larger current time, directly can adjust the phase position of the movable terminal 3 on corresponding binding post, then grafting again, make whole operating process more convenient, accurate.
Above-mentioned embodiment is just explained in detail technical scheme of the present invention; the present invention has more than and is only confined to above-described embodiment; those skilled in the art should be understood that; every improvement on basis of the present invention according to above-mentioned principle and spirit, substitute, all should within protection scope of the present invention.
Claims (11)
1. can the binding post of commutation, it is characterized in that: comprising: housing (1);
Fixed terminal (2), described fixed terminal (2) is fixedly installed on described housing (1), and described fixed terminal (2) is electrically connected with the zero line in three-phase four-wire power supply;
Movable terminal (3), described movable terminal (3) is slided and is arranged on described housing (1), and be positioned at the upside of described fixed terminal (2) or downside or left side or right side, the sliding stroke of described movable terminal (3) is provided with the positioner for described movable terminal (3) being located, and described movable terminal (3) can be positioned at first-phase position or second-phase position or third phase position by described positioner; Described movable terminal (3) and being wherein electrically connected in three-phase electricity;
One end being positioned at described enclosure interior of described fixed terminal (2), described movable terminal (3) is connected with the zero line of load circuit and live wire respectively.
2. according to claim 1 a kind of can the binding post of commutation, it is characterized in that: described housing (1) comprises the first housing (11), second housing (12) of snap-fit engagement, the position that described first housing (11), described second housing (12) coordinate with described movable terminal (3) is respectively equipped with the draw-in groove (13) of strip; The both sides of described movable terminal (3) are respectively equipped with the card article (31) coordinated with described draw-in groove (13), and described card article (31) can slide along described draw-in groove (13).
3. according to claim 2 a kind of can the binding post of commutation, it is characterized in that: described positioner is the terminal cap (4) arranged along the length direction of described draw-in groove (13), described terminal cap (4) comprises the height the first terminal lid (41) highly roughly equal with described movable terminal (3), second terminal cap (42), one end of described terminal cap (4) is hinged on described first housing (11) or described second housing (12) by bearing pin (51), the axis of described bearing pin (51) is consistent with the length direction of described draw-in groove (13), described terminal cap (4) can sliding axially along described bearing pin (51), the other end of described terminal cap (4) is connected on described second housing (12) or described first housing (11), described movable terminal (3) is described first-phase position when being positioned above described the first terminal lid (41), described movable terminal (3) is described second-phase position when being positioned between described the first terminal lid (41) and described second terminal cap (42), is third phase position when described movable terminal (3) is positioned below described second terminal cap (41).
4. according to claim 3 a kind of can the binding post of commutation, it is characterized in that: described the first terminal lid (41), described second terminal cap (42) be respectively equipped with fixture block (410 with one end of described second housing (12) or described first housing (11) snap-fit engagement, 420), the relevant position of described second housing (12) or described first housing (11) is provided with groove (120), described fixture block (410,420) coordinates with described groove (120) and realizes clamping.
5. according to claim 2-4 arbitrary described a kind of can the binding post of commutation, it is characterized in that: described housing (1) inside is also provided with the indicating device of instruction described movable terminal (3) position.
6. according to claim 5 a kind of can the binding post of commutation, it is characterized in that: described indicating device has instruction frame (6), the lower end of described instruction frame (6) is hinged on described enclosure interior, described instruction frame (6) is provided with the torsion spring (61) driving described instruction frame (6) to the sideway swivel of described movable terminal (3), and described movable terminal (3) rotates to an angle along driving described instruction frame (6) during described draw-in groove (13) upward sliding; The upper end of described instruction frame (6) is provided with three position marks (6a, 6b, 6c), and the position that described housing (1) is corresponding with described position mark (6a, 6b, 6c) is provided with inspection hole (7).
7. according to claim 6 a kind of can the binding post of commutation, it is characterized in that: described torsion spring (61) is sheathed on the jointed shaft (52) of described instruction frame (6) lower end, one end of described torsion spring (61) is against on the inwall of described housing (1), and its other end is against the side of described instruction frame (6).
8. according to claim 6 a kind of can the binding post of commutation, it is characterized in that: described torsion spring (61) is sheathed on the second bearing pin (53) on described housing (1) inwall, described second bearing pin (53) is positioned at described jointed shaft (52) top; One end of described torsion spring (61) is against on the inwall of described housing (1), and its other end is against on the projection (63) on described instruction frame (6).
9. according to claim 6-8 arbitrary described a kind of can the binding post of commutation, it is characterized in that: the side coordinated with described movable terminal (3) of described instruction frame (6) is provided with projection (62), conflict when described movable terminal (3) is arranged at described first-phase position in the tip of described projection (62); Conflict when described movable terminal (3) is arranged at described second-phase position on described instruction frame (6) body of described projection (62) below; Described movable terminal (3) is positioned at described jointed shaft (52) below when being arranged at described third phase position.
10. according to claim 9 a kind of can the binding post of commutation, it is characterized in that: one end that described movable terminal (3) and described fixed terminal (2) are connected with three-phase electricity is clamp clip (32), the inner side of described clamp clip (32) is electric conducting material, and outside is highly elastic material.
11. 1 kinds with claim 1-10 arbitrary described can the terminal board that coordinates of the binding post of commutation, it is characterized in that: comprise body (8), described body (8) is vertically provided with four rows, is transversely provided with some row spliced eyes (81), described spliced eye (81) coordinates with described fixed terminal (2) or described movable terminal (3) grafting, the described spliced eye (81) of vertical setting is electrically connected with the first-phase of three-phase and four-line circuit, second-phase, third phase, zero line respectively, wherein first-phase, second-phase, third phase setting adjacent each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310543304.8A CN103545677B (en) | 2013-11-06 | 2013-11-06 | A kind of can the binding post of commutation and connected terminal board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310543304.8A CN103545677B (en) | 2013-11-06 | 2013-11-06 | A kind of can the binding post of commutation and connected terminal board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103545677A CN103545677A (en) | 2014-01-29 |
| CN103545677B true CN103545677B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310543304.8A Expired - Fee Related CN103545677B (en) | 2013-11-06 | 2013-11-06 | A kind of can the binding post of commutation and connected terminal board |
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| CN (1) | CN103545677B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107910715A (en) * | 2017-06-19 | 2018-04-13 | 国网浙江省电力公司湖州供电公司 | A kind of thread-changing formula terminal box |
| CN117308056B (en) * | 2023-10-25 | 2024-04-19 | 惠州大亚湾聚欣照明科技有限公司 | Conventional compatible and general compatible LED lamp structure and linear lamp |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2246350Y (en) * | 1995-03-18 | 1997-01-29 | 杜更生 | Power source phase-sequence conversion control device |
| KR20020068307A (en) * | 2002-06-25 | 2002-08-27 | (주) 엘콤스 | Generation terminal box cover with display, control and connection |
| CN203589406U (en) * | 2013-11-06 | 2014-05-07 | 科都电气有限公司 | Binding post capable of commutation and terminal strip connected with thereof |
-
2013
- 2013-11-06 CN CN201310543304.8A patent/CN103545677B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2246350Y (en) * | 1995-03-18 | 1997-01-29 | 杜更生 | Power source phase-sequence conversion control device |
| KR20020068307A (en) * | 2002-06-25 | 2002-08-27 | (주) 엘콤스 | Generation terminal box cover with display, control and connection |
| CN203589406U (en) * | 2013-11-06 | 2014-05-07 | 科都电气有限公司 | Binding post capable of commutation and terminal strip connected with thereof |
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| Publication number | Publication date |
|---|---|
| CN103545677A (en) | 2014-01-29 |
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