CN1252887C - Distribution board - Google Patents
Distribution board Download PDFInfo
- Publication number
- CN1252887C CN1252887C CN 03143645 CN03143645A CN1252887C CN 1252887 C CN1252887 C CN 1252887C CN 03143645 CN03143645 CN 03143645 CN 03143645 A CN03143645 A CN 03143645A CN 1252887 C CN1252887 C CN 1252887C
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- branch
- branch circuit
- connecting portion
- contact rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Distribution Board (AREA)
Abstract
A distribution board where the changing work from an 1P type branch breaker to a 2P type branch breaker becomes easier. A conductive bar (100) connected via a transmission line (97) on power side to the output terminal on power side of a master breaker (6) is connected to the input terminal of a branch breaker (7). The conductive bar (100) has a strip-shaped bar body (101), and branch connecting pieces (102) are a plurality of branch connection parts extended from one side edge in widthwise direction of the bar body (101). An insulating cover (110) covers the exposed section of the branch connecting piece (102) in condition that the conductive bar (100) is connected to each branch breaker (7), and is attached to the bar body (101) of the conductive bar (100). At a section where the branch connecting piece (102) and the bar body (101) are connected with each other, a cutting groove (103) of a cutting auxiliary part is made, and at the insulating cover (110), a cut groove (113) extends to roughly the same position as the cutting groove (103) along the branch connecting piece (102).
Description
Technical field
The present invention relates to a kind of distribution board that the circuit breaker of DIN standard has been installed.
Background technology
This distribution board is opened existing narration on the 2001-28810 communique the spy.This communique chat and distribution board, as Figure 15～shown in Figure 17, in case body 10, disposing the so-called DIN guide rail 40 that is used to install inner body.The cross sectional shape Cheng Xi word shape of DIN guide rail 40 and prolong to be provided with to the direction that is separated from each other from each front-end edge of bipod sheet and stretch out sheet 41,41.Therewith accordingly, be installed in the branch circuit breaker 7 on the DIN guide rail 40, be formed with the embedded groove 72 of the part that can embed DIN guide rail 40 in the back of its body, on one medial surface of embedded groove 72, be formed with the locking groove 73 that sheet 41 moves that stretches out that can stop DIN guide rail 40 1 sides, another medial surface of embedded groove 72 be provided with can be in embedded groove 72 free telescopically outstanding, can stop DIN guide rail 40 the opposing party stretch out the slide block (not shown) that sheet 41 moves, thereby DIN guide rail 40 is fixing.In addition, as the structure that can be installed on the DIN guide rail 40, main circuit breaker 6 is also the same with branch circuit breaker 7, has embedded groove, locking groove and slide block.By the way, this slide block is opened existing narration in flat 8-138517 number the patent gazette spy.In this communique, shown in Figure 18 and 19, back at main circuit breaker 6 ', has embedded groove 62, one the locking groove that stretches out sheet 41 63 that has stop DIN guide rail 40 on the medial surface of embedded groove 62, on another medial surface of embedded groove 62, the slide block that stretches out sheet 41 64 of other end that can give prominence to, stop DIN guide rail 40 is being set then with freely advancing and retreat.
In addition, be arranged on each branch circuit breaker 7 in the described case body 10, its input terminal 79a is connected with contact rod 100 ' respectively, and contact rod 100 ' is connected with the power output terminal 69d of main circuit breaker 6 by mains side feed line 97 again.In addition, the lead-out terminal 69c of the ground connection side of main circuit breaker 6, ground connection side feed line 97 connections that are connected with electric wire connecting portion 81b in the case body 10, thereby when powering load, when load is connected with the input terminal 79b of branch circuit breaker 7, also be connected with electric wire connecting portion 81a, 81b.
; in above-mentioned distribution board; because the input terminal 79a of the branch circuit breaker 7 of 1P (one pole) type is being connected with contact rod 100 '; so pull down in the branch circuit breaker 7 of a plurality of 1P types that short side direction arrange to be provided with several; so that during the branch circuit breaker 7 of configuration 2P (2 utmost point) type; prolong the branch's brace 102 ' that is provided with from the excellent body 100 ' of contact rod 100 ', just in time aim at the mains side input terminal of branch circuit breaker 7 of 2P type and the position of ground connection side input terminal.Therefore, during configuration 2P type branch circuit breaker, just need to cut off in the excellent body 101 ' of contact rod 100 ' and the corresponding part of ground connection side input terminal.When contact rod 100 ' is insulated the cover covering, also need to cut off insulating cover.But what degree contact rod 100 ' and insulating cover will be cut to be difficult to well judge, so the operation that becomes 2P type branch circuit breaker by 1P type branch circuit breaker bothers very much.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of distribution board that can easily carry out becoming the branch circuit breaker change operation of 2P type by the branch circuit breaker of 1P type.
In order to achieve the above object, the present invention's 1 described invention comprises: by postnotum and be arranged on the case body of the front openings that the side plate of postnotum periphery constitutes; Be arranged on the main circuit breaker in the case body; The a plurality of branch circuit breakers that are set up in parallel with main circuit breaker; The form that prolongs down with the direction that is set up in parallel towards branch circuit breaker is installed in the case body, and the contact rod that the mains side lead-out terminal of main circuit breaker is electrically connected with the input terminal of each branch circuit breaker; Mounting panel, its front face side are equipped with main circuit breaker and each branch circuit breaker; And, be installed in cover plate on the casing with the form at stuffer box body openings position.It is characterized in that: contact rod has: compare more close mounting panel side with the input terminal of each branch circuit breaker and along the excellent body that direction is extended that is set up in parallel of each branch circuit breaker, with by the branch's connecting portion that extends a plurality of L fonts that are connected with the input terminal of each branch circuit breaker that are provided with on the excellent body.With under branch's connecting portion and the state that the input terminal of each branch circuit breaker is connected, the exposed portions serve of branch's connecting portion is covered with insulating cover.The part of between branch's connecting portion and excellent body, ining succession, the auxiliary cut-out portion that can cut off branch's connecting portion is set.Insulating cover is provided with otch, and this otch extends to the roughly the same position with auxiliary cut-out portion along branch's connecting portion always.Owing to can cut off obsolete branch connecting portion in the contact rod in auxiliary cut-out portion, and can on the position of otch, cut off in the insulating cover and the corresponding part of branch's connecting portion that cut off easily, so when the branch circuit breaker with the 2P type is installed on the mounting panel, as long as cut off the corresponding branch of the input terminal connecting portion of not following contact rod to be connected in two input terminals with the branch circuit breaker of 2P type, and in the cut-out insulating cover with the corresponding part of this branch's connecting portion, just can be easily with the input terminal that do not connect with contact rod and other conductor for example electric wire etc. be connected.Therefore, it is just simple to become the operation of 2P type branch circuit breaker from 1P type branch circuit breaker.
The present invention's 2 described inventions are on the basis of the present invention's 1 described invention, and described contact rod extends from an end of the Width of described excellent body described branch connecting portion is being set.Described insulating cover has: with the form of the other end of the Width of seizing described excellent body on both sides by the arms and the installation portion of installing, be arranged on the installation portion and be stopped at cover body on the end face of a described end side of described excellent body be connected free to rotately.Thereby, after the installation portion of described insulating cover can being installed on the described excellent body, make described cover body cover described contact rod surface and be stopped on the described contact rod, therefore, can make the operation that described insulating cover is installed on the described contact rod become easy in that described insulating cover is installed in back under described contact rod and the state that described branch circuit breaker is connected.
The present invention's 3 invention is that described contact rod is arranged to make the Width of described excellent body and the mutually perpendicular state in front of described mounting panel on the basis of the present invention's 1 or 2 invention.Thereby the outstanding length of observing contact rod from the front face side of case body reduces, and helps realizing the miniaturization of case body.
Description of drawings
Fig. 1 is the stereogram of critical piece in the distribution board of embodiment.
Fig. 2 is the exploded perspective view of above-mentioned distribution board.
Fig. 3 is the cutaway view of above-mentioned distribution board.
Fig. 4 is the side sectional view of above-mentioned distribution board.
Fig. 5 is the front elevation of lid of dismantling in the above-mentioned distribution board.
Fig. 6 is the exploded perspective view of critical piece in the above-mentioned distribution board.
Fig. 7 is the local critical piece front elevation that amplifies of above-mentioned distribution board.
Fig. 8 is the cutaway view of critical piece in the above-mentioned distribution board.
Fig. 9 is a key diagram of dismantling the method for branch circuit breaker in the above-mentioned distribution board from mounting panel.
Figure 10 is a key diagram of dismantling the method for branch circuit breaker in the above-mentioned distribution board from mounting panel.
Figure 11 is the key diagram of the method on the contact rod that in the above-mentioned distribution board insulating cover is installed to.
Figure 12 is the key diagram of the method on the contact rod that in the above-mentioned distribution board insulating cover is installed to.
Figure 13 is the key diagram of the collocation method of 2P branch circuit breaker in the above-mentioned distribution board.
Figure 14 is the key diagram of the collocation method of 2P branch circuit breaker in the above-mentioned distribution board.
Figure 15 is the cutaway view of the distribution board of expression prior art.
Figure 16 is the side sectional view of above-mentioned distribution board.
Figure 17 is the critical piece front elevation of above-mentioned distribution board.
Figure 18 is the stereogram of the circuit breaker of another prior art.
Figure 19 is the stereogram of above-mentioned circuit breaker.
Among the figure: the 6-main circuit breaker; The 7-branch circuit breaker; The 100-contact rod; 101-rod body; 102-branch brace; 103-cuts off groove; The 110-insulating cover; The 113-otch.
Embodiment
Below, consult Fig. 1～Figure 14, the distribution board of present embodiment is set forth.
Make the distribution board of present embodiment,, a main circuit breaker 6 and a plurality of branch circuit breaker 7 as inner body, are configured in the casing 1 as Fig. 2～shown in Figure 4.Main circuit breaker 6 and a plurality of branch circuit breaker 7 are arranged in delegation by short side direction.Casing 1 is made of with the case body 10 of metal manufacturing with the form of the opening of stuffer box body 10 and the lid 20 that case body 10 combines front openings.In addition, case body 10 is embedded in the walls such as wall.
And in Fig. 5, the auricle 33 in left side below installing hole 34, produces fixing screw hole 35; The auricle 33 on right side then above installing hole 34, produces fixing screw hole 35.After two hold-down screws 52,52 are screwed into these two fixing screw holes 35,35, just cover plate 20 can be installed on the case body 10.
On the other hand, respectively greater than the corresponding size of case body 10, and the cover 21 that combines after being fixed on the mounting panel 30 by hold-down screw 52,52 and the wicket 22 that hereinafter will describe in detail constitute cover plate 20 by the overall dimension of above-below direction and left and right directions.Here, the central portion in cover 21 fronts is formed with and compares the recess 23 of depression backward with periphery.The central portion of recess 23 caves in backward again, forms recess 24.In the inside of recess 24, a rectangular-shaped window 25 is arranged, the part of inside bodies such as main circuit breaker 6 and branch circuit breaker 7 is exposed.In addition, can pass the location hole 26,26 of described hold-down screw 52,52 in addition at the two ends, the left and right sides of the inside of the recess 23 of cover 21.In order not interfere, on each supporting pieces 13,13 of case body 10, also made otch 13a with hold- down screw 52,52.
It is enough big that the opening size of window 25 is designed to be, thereby the main circuit breaker 6 and a plurality of branch circuit breaker 7 handle 6a, the 7a separately that are installed on the mounting panel 30 can both be exposed.Described wicket 22 is installed on the described cover 21 with axle, thereby can freely open and close between the position of position that covers recess 23 and open recess 23.In addition, the design of the axial region of wicket 22 is in the part of the upper end of left and right sides face when this wicket is shut.
Cover on the position of recess 23 at wicket 22, the front of the front of wicket 22 and cover 21 is in same plane basically.And on the position of wicket 22 open recesses 23, can operate handle 6a, the 7a of each circuit breaker 6,7.In addition, become open mode from closed condition easily,, latch protrusion 27 (consulting Fig. 4) is being set also, the lock bolt 28 (consulting Fig. 4) of accepting projection 27 then is being set on cover 21 in the back of wicket 22 from an axial region end far away in order to prevent wicket 22.This lock bolt 28 adopts well-known mechanism, promptly click the bottom of wicket 22 after, latch protrusion 27 just is inserted into, thereby latch protrusion 27 can not be taken off and lock, click the bottom of wicket 22 again, projection 27 is pushed when unclamping behind the lock bolt 28, locking state promptly is disengaged.
In addition, the branch circuit breaker 7 that is installed on the mounting panel 30 is circuit breakers of 1P type, and the size of the body 70 of branch circuit breaker 7 is formed for example unit sizes size of illuminated diagram switch board treaty wiring circuit breaker.And the size of the body 60 of formed main circuit breaker 6 then is the size (sizes of 2 1P) of the twice of above-mentioned unit sizes size.Be the body 60 of main circuit breaker 6, on Width, can put the body 70 of the branch circuit breaker of two 1P types.In addition, hereinafter the branch circuit breaker 7 ' that will narrate (consulting Figure 13 and Figure 14) is the circuit breaker of 2P type, and the body 60 of the size of its body 70 and main circuit breaker 6 is the same, is 2 times of above-mentioned unit sizes size.
On the other hand, main leaf 31 on the mounting panel 30, with the form that the front lateral incision is dug, what formed that the cross section is the shape of falling L stretches out sheet 36.Stretch out the position that sheet 36 is cut open, become the openning 31a of rectangular shape.And, on mounting panel 30,, prolong the pawl 37 that buckles that a plurality of fonts of falling L are being set and (consult Fig. 1 from the edge, upper end of main leaf 31, Fig. 8 and Figure 13), what buckle that pawl 37 can insert the end face that is formed on each circuit breaker 6,7,7 ' input side buckles hole 77 (consulting Fig. 8 and Figure 13).On the long side direction of main leaf 31, the spacing that buckles pawl 37 equates, in addition, as shown in Figure 8, on the short side direction of main leaf 31, buckle pawl 37 and become, insert when buckling in the hole 77, stretch out that sheet 36 arrives in the embedded grooves 72 and can be by slide block 74 stop by stop when buckling pawl 37 with the distance setting that stretches out between the sheet 36.And, in the front of mounting panel 30 bottoms one side, disposing the elasticity stop block 130 that synthetic resin is made.This elasticity stop block 130 is formed by connecting according to left and right directions by a plurality of elasticity drop-proof component 130a of adjacent circuit breaker (main circuit breaker 6 branch circuit breakers 7,7 ') outlet side end face.
Here, as Fig. 1, Fig. 7 and shown in Figure 8, elasticity drop-proof component 130a has a pair of 131, the 131 and braces 132 of sheet that are adjacent to.The former nestles up the end face (below among Fig. 7 being) of the outlet side of branch circuit breaker 7 in the both sides of the slide block 74 of branch circuit breaker 7.The latter connects this a pair of sheet 131,131 and relative with the back of slide block 74 that is adjacent to.Therefore, because on branch circuit breaker 7 Widths, a pair of sheet 131,131 that is adjacent to is close to the end face of the outlet side of branch circuit breaker 7 in the both sides of slide block 74, so can reduce branch circuit breaker 7 crash moving, branch circuit breaker 7 can be installed on the mounting panel 30 securely.In addition, as Fig. 9 and shown in Figure 10, owing on brace 132, formed the releasing face 133 that tilts, thereby branch circuit breaker 7 is being stretched out the state (consulting Fig. 7 and Fig. 8) of sheet 36 when the direction of removing (being down) is mobile from slide block 74 stop among Fig. 7, can be close to the back of slide block 74 and make branch circuit breaker 7 on long side direction, keep slide block 74 that side end face from the main leaf 31 of mounting panel 30 separately, so pull down the operation of branch circuit breaker 7 from mounting panel 30 just easy.And, releasing face 133, its end face apart from branch circuit breaker 7 is far away, and then its height and position of counting from the surface of mounting panel 30 is just higher, inclined.So with branch circuit breaker 7 towards with slide block 74 when the direction of stretching out sheet 36 and removing moves, releasing face 133 just gently lifts, thereby make slide block is reduced towards the strength that moves from the direction of stretching out sheet 36 releasings, branch circuit breaker 7 is more prone to from the operation that mounting panel 30 removes.
Therefore, buckle buckling in the hole 77 by buckling pawl 37 at branch circuit breaker 7, and will stretch out sheet 36 stop by slide block 74, thereby branch circuit breaker 7 can be installed on the mounting panel 30 easily, in addition, by with branch circuit breaker 7 to slide block 74 is moved from the direction of stretching out sheet 36 and removing, branch circuit breaker 7 can be pulled down from mounting panel 30 easily.In addition, also adopt identical method, it can be installed on the mounting panel 30 or from mounting panel 30 easily pull down for above-mentioned main circuit breaker 6 and branch circuit breaker 7 '.
Each input terminal 79a of each branch circuit breaker 7 is connected with the contact rod 100 that is electrically connected with the mains side lead-out terminal 69d of main circuit breaker 6 by mains side feed line 97.
On the side plate 12 of the side plate 12 of the upside of case body 10 and downside, be set up in parallel the breaking off with the fingers and thumb of a plurality of toroidals that to excise by left and right directions and removing portion 16, thereby electric wire is passed cut away on demand breaks the formed routing holes in 16 backs except that portion off with the fingers and thumb.Will be from the outside of case body 10 by described routing hole and the power lines in the leading-in box body 10 are connected with the mains side input terminal 69a of main circuit breaker 6.Earth connection is connected the earth connection in ground connection side input terminal 69b and the leading-in box body 10 too.Here, the ground connection side input terminal 69a of main circuit breaker 6, well-known, have: can put into the terminal component (not shown) that body 60 interior cross sections are square shape; Spiral shell injects last slice the trip bolt 66 (consulting Fig. 5) of terminal component; And the terminal board (not shown) of being close to trip bolt 66 lower ends.After the front end of screwdriver etc. inserted the handle hole 68 (consulting Fig. 1) of body 60 fronts, rotation trip bolt 66 can change the distance between following of terminal component and the terminal board.
Therefore, by running through the connecting hole 65 (consulting Fig. 1) of body 60 perisporiums, the wiring material of electric wire and busbar and so on is inserted between terminal component and the terminal board, rotation trip bolt 66, following that makes terminal component near terminal board, wiring material is sandwiched between terminal component and the terminal board, realizes being electrically connected.In addition, the mains side input terminal 69b of main circuit breaker 6, ground connection input terminal 69c, the structure of power input terminal 69d is the same with ground connection side input terminal 69a.And, the input terminal 79a of branch circuit breaker 7 and the structure that goes out terminal the 79b also structure with the mains side input terminal 69b of main circuit breaker 6 are the same, by running through the connecting hole 75 (consulting Fig. 1) of body 70 perisporiums, the wiring material of electric wire and busbar and so on is inserted between terminal component and the terminal board, rotation trip bolt 76, make following of terminal component wiring material is sandwiched between terminal component and the terminal board, realize being electrically connected near terminal board.
Contact rod 100 has the tabular excellent body 101 of bar shaped and from branch's brace 102 of a plurality of L fonts of a side-prominent setting of the short side direction (Width) of excellent body 101.Here, branch's brace 102 is by conjuncted and form along the brace 102a of the short side direction setting of excellent body 101 and the insertion terminal plate 102b that prolonging from the front end edge of brace 102a along the direction perpendicular to brace 102a.Therefore, insert terminal plate 102b, prolonging towards direction perpendicular to brace 102a, thus relative with main leaf 31 on the mounting panel 30.And, on branch's brace 102, in order to cut off this branch's brace 102 and the cut-out groove 103 that processes from excellent body 101, just be arranged on excellent body 101 near.About cutting off groove 103, we hereinafter retell.In the present embodiment, branch's brace 102 extends setting from an end of the Width of excellent body 101, thereby has constituted the branch's connecting portion that is connected with the input terminal of branch circuit breaker 7.Cut off 103 of grooves and constitute auxiliary cut-out portion.
In addition, as Fig. 1 and shown in Figure 6, the end at the long side direction of the excellent body 101 of contact rod 100 is being provided with terminal plate 104 towards the direction opposite with inserting terminal plate 102b, on terminal plate 104, has formed the terminal hole 105 that terminal screw 107 is inserted.Therefore, after the terminal screw 107 and the nut 108 of the bottom of the recess 81 that is arranged on relaying terminal board 90 tightened, the feed line 97 of mains side is electrically connected with contact rod 100 realizations.In addition, the left side and the downside of the relaying terminal board 90 in Fig. 5 are open state.And connecting on the platform 90, pacifying wicket 93, can and cover between the position (consulting Fig. 1) of front of terminal screw 107 in the position (consulting Fig. 6) of the front of open terminal screw 107 and open and close freedom.
Near the side plate 12 of the upside of the inside of case body 10, terminal board 80 is being set, so that connect from the electric wire of each circuit breaker 6,7, inner body such as 7 ' and from the electric wire of outside.
On the pedestal 80a of the terminal board made from synthetic resin 80, long side direction as left and right directions, is arranged elongated two electric wire connecting portions (terminal board) 81a, the 81b that is made of electric conducting material is being set with insulating properties.In the front of electric wire connecting portion 81a, 81b, a plurality of screw (not shown)s that are screwed into terminal screw 85 are being arranged according to long side direction (left and right directions).Below electric wire connecting portion 81a, 81b, be provided with a plurality of cloth line pluging handhole (not shown)s that are communicated with one to one with each screw.In terminal board 80, behind wiring materials such as electric wire insertion cloth line pluging handhole, tighten the terminal screw 85 of the screw corresponding with this cloth line pluging handhole, wiring material is connected with electric wire connecting portion 81a, 81b.And, use case body 10 about the upper end of supporting pieces 13,13 between attachment screw 53,53 (consulting Fig. 5), after terminal board 80 set up, be arranged on central portion front one side of central portion than the securing member 120 of both ends depression.Also have, use hold-down screw 86, a side power supply connecting portion 81a is installed on the securing member 120 with pedestal 80, and by securing member 120, with case body 10 ground connection.In addition, the opposing party's electric wire connecting portion 81b is then with case body 30 electric insulations.In addition, in case body 10, the power line (not shown) of introducing from the outside is connected with the mains side input terminal 69b of main circuit breaker 6.Ground connection side lead-out terminal 69c then is connected with electric wire connecting portion 71b by ground connection side feed line 69.The mains side lead-out terminal 69d of main circuit breaker 6 then by mains side feed line 97, is connected with contact rod 100.Contact rod 100 is connected with input terminal (power supply side terminal) 79a of branch circuit breaker 7 again.Like this, between each terminal screw 85 of lead-out terminal (load side terminal) 79b of each branch circuit breaker 7 and power supply connecting portion 81b, be connected load.In addition, the earth connection from load then connects with the electric wire connecting portion 81a of case body 10 ground connection.
Ground connection side feed line 96, from the left side of Fig. 5, get around to the right in the inboard of the embedding slot part of the back by each circuit breaker 6,7.Here, as shown in figure 11, the external diameter H1 of ground connection side feed line 96 is after on the main leaf 31 that main circuit breaker 6 and branch circuit breaker 7 is installed to mounting panel 30, little to the size H2 of the inner bottom surface of embedded groove from the front of main leaf 31.And, on the order difference part 32 that is provided with from the two ends of the main leaf 31 of mounting panel 30, have the notch 38 (consulting Fig. 1) that is communicated with openning 31a on the main leaf 31.With each main circuit breaker 6,7 be installed to main leaf 31 after, this notch 38 switches to and each circuit breaker 6, the height and position that the inner bottom surface of 7 embedded groove is identical, so can pass through ground connection side feed line 96, if adopt ground connection side feed line touched each circuit breaker 6, the form wiring of the inner bottom surface of 7 embedded groove, ground connection side feed line 96 just can not expose from the back of the main leaf 31 of mounting panel 30 so, the electric wire that employing will be drawn with the branch that each lead-out terminal 79b of each branch circuit breaker 7 is connected is in the form of passing between the postnotum 11 of the back of main leaf 31 and case body 10 during to each input terminal 79a wiring of branch circuit breaker 7, just can not be subjected to the overslaugh of ground connection side feed line 96, thereby make branch become very easy with the wiring operation of electric wire.
In the present embodiment, will be as branch's brace 102 of branch's connecting portion, (branch's brace inserts connecting hole 75 to be connected the back with the input terminal 79a of each branch circuit breaker 7, tighten the state behind the trip bolt 76 again), the insulating cover 110 that covers branch's brace 102 exposed portions serve is installed on the excellent body 101 of contact rod 100.Here, the size of insulating cover 110 left and right directions is set at covers a plurality of branches brace 102 once, in the present embodiment, use 3 insulating covers 110 to be covered with 14 branch's braces 102.
The part that links to each other with excellent body 101 at branch's brace 102, owing to formed cut-out groove 103 (consulting Fig. 1 and Fig. 8), just can on the position that cuts off groove 103, cut off obsolete branch brace 102 in the contact rod 100 easily with described auxiliary cutting action.And, on insulating cover 110, because the otch 113 that forms along branch's brace 102, extends to and cuts off the roughly the same position of groove 103 always, so can be in the corresponding part of branch's brace of cutting off easily on the position that cuts off groove 103 in the insulating cover 110 and cutting off 102.After pulling down several 1P type branch circuit breakers 7 from mounting panel 30, when Figure 13 and the sort of 2P type branch circuit breaker shown in Figure 14 7 ' are installed, shown in above-mentioned each figure, as long as cut off in two input terminals with 2P type branch circuit breaker 7 ' the corresponding branch's brace 102 of input terminal with contact rod 100 connections, cut off the part corresponding in the insulating cover 110 with this branch's brace, form and insert groove 116, just can be by the slotting groove of formation on the insulating cover 110, make easily the input terminal that is not connected and other conductors with contact rod 100 for example electric wire 98 grades be connected.Generally speaking, at the distribution board of present embodiment, make that to become the operation of 2P type branch circuit breaker 7 ' by 1P type branch circuit breaker 7 quite easy.
In addition, as mentioned above, contact rod 100 has the branch's brace 102 that extends setting from an end of the Width of excellent body 101, insulating cover 110 has with the installation portion 111 of the cross section Cheng Xi font of the form installation of the other end of the Width of seizing excellent body 101 on both sides by the arms with from installation portion 111, can freely rotate, and be stopped at cover body 112 on the end face of a described end of excellent body 101.Thereby, as shown in figure 11, be installed to the installation portion 111 of insulating cover 110 on the excellent body 101 after, cover body is rotated by the counter clockwise direction among this figure, shown in just can image pattern 12 like that, make cover body 112 cover the surface of contact rod 100, and be stopped on the excellent body 101 of contact rod 100.Therefore,, insulating cover 110 can be installed later on, the operation that insulating cover 110 is installed on the contact rod 100 is more prone to under contact rod 100 and the state that branch circuit breaker 7 is connected.In addition, on cover body 112, an engagement protrusion 115 and a retaining reinforcement 114 are set integratedly.Engagement protrusion 115 is stopped between adjacent branch's brace 102, and a retaining reinforcement 114 contacts with excellent body 101.
In addition, in the distribution board of present embodiment, owing to contact rod 100 is arranged to the mutually perpendicular state in front of the main leaf 31 of the Width of excellent body 101 and mounting panel 30.So from front one side of case body 10, contact rod 100 reduces from the overhang of branch circuit breaker 7, helps the miniaturization of case body 10.Above-below direction in Fig. 5 can make the overall dimension of case body 10 littler than former product shown in Figure 17 in other words.
The present invention's 1 described invention comprises: by postnotum and be arranged on the case body of the front openings that the side plate of postnotum periphery constitutes; Be arranged on the main circuit breaker in the case body; The a plurality of branch circuit breakers that are set up in parallel with main circuit breaker; The form that prolongs down with the direction that is set up in parallel towards branch circuit breaker is installed in the case body, the contact rod of the mains side lead-out terminal of connection main circuit breaker and the input terminal of each branch circuit breaker; Front face side is equipped with the mounting panel of main circuit breaker and each branch circuit breaker; Be installed in cover plate on the casing with the form at stuffer box body openings position.Contact rod has: compare more close mounting panel side with the input terminal of each branch circuit breaker and along the excellent body that direction is extended that is set up in parallel of each branch circuit breaker, with by the branch's connecting portion that extends a plurality of L fonts that are connected with the input terminal of each branch circuit breaker that are provided with on the excellent body.With under branch's connecting portion and the state that the input terminal of each branch circuit breaker is connected, the exposed portions serve of branch's connecting portion is covered with insulating cover.The part of between branch's connecting portion and excellent body, ining succession, the auxiliary cut-out portion that can cut off branch's connecting portion is set.Insulating cover is provided with otch, and this otch extends to the roughly the same position with auxiliary cut-out portion along branch's connecting portion always.Owing to can cut off obsolete branch connecting portion in the contact rod in auxiliary cut-out portion, and can on the position of otch, cut off in the insulating cover and the corresponding part of branch's connecting portion that cut off easily, so when the branch circuit breaker with the 2P type is installed on the mounting panel, as long as cut off the corresponding branch of the input terminal connecting portion of not following contact rod to be connected in two input terminals with the branch circuit breaker of 2P type, and in the cut-out insulating cover with the corresponding part of this branch's connecting portion, just can be easily with the input terminal that do not connect with contact rod and other conductor for example electric wire etc. be connected.Therefore, it is just simple to become the operation of 2P type branch circuit breaker from 1P type branch circuit breaker.
The present invention's 2 described inventions are on the basis of the present invention's 1 described invention, and described contact rod extends from an end of the Width of described excellent body described branch connecting portion is being set.Described insulating cover has: with the form of the other end of the Width of seizing described excellent body on both sides by the arms and the installation portion of installing, be arranged on the installation portion and be stopped at cover body on the end face of a described end side of described excellent body be connected free to rotately.Thereby, after the installation portion of described insulating cover can being installed on the described excellent body, make described cover body cover described contact rod surface and be stopped on the described contact rod, therefore, can make the operation that described insulating cover is installed on the described contact rod become easy in that described insulating cover is installed in back under described contact rod and the state that described branch circuit breaker is connected.
The present invention's 3 invention is that described contact rod is arranged to make the Width of described excellent body and the mutually perpendicular state in front of described mounting panel on the basis of the present invention's 1 or 2 invention.Thereby the outstanding length of observing contact rod from the front face side of case body reduces, and helps realizing the miniaturization of case body.
Claims (3)
1. distribution board is characterized in that: comprising: by postnotum and be arranged on the case body of the front openings that the side plate of postnotum periphery constitutes;
Be arranged on the main circuit breaker in the case body;
The a plurality of branch circuit breakers that are set up in parallel with main circuit breaker;
The form that prolongs down with the direction that is set up in parallel towards branch circuit breaker is installed in the case body, and the contact rod that the mains side lead-out terminal of main circuit breaker is electrically connected with the input terminal of each branch circuit breaker;
Mounting panel, its front face side are equipped with main circuit breaker and each branch circuit breaker; And
Be installed in cover plate on the casing with the form at stuffer box body openings position,
Contact rod has: compare more close mounting panel side with the input terminal of each branch circuit breaker and along the excellent body that direction is extended that is set up in parallel of each branch circuit breaker, branch's connecting portion with a plurality of L fonts that are connected with the input terminal of each branch circuit breaker that are provided with by extension on the excellent body
With under branch's connecting portion and the state that the input terminal of each branch circuit breaker is connected, the exposed portions serve of branch's connecting portion is covered with insulating cover,
The part of between branch's connecting portion and excellent body, ining succession, the auxiliary cut-out portion that can cut off branch's connecting portion is set,
Insulating cover is provided with otch, and this otch extends to the roughly the same position with auxiliary cut-out portion along branch's connecting portion always.
2. distribution board as claimed in claim 1 is characterized in that: described contact rod is being provided with described branch connecting portion from the end extension of the Width of described excellent body,
Described insulating cover has: with the form of the other end of the Width of seizing described excellent body on both sides by the arms and the installation portion of installing, be arranged on the installation portion and be stopped at cover body on the end face of a described end side of described excellent body be connected free to rotately.
3. distribution board as claimed in claim 1 or 2 is characterized in that: described contact rod is arranged to make the Width of described excellent body and the mutually perpendicular state in front of described mounting panel.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002219000 | 2002-07-26 | ||
| JP2002219000A JP4254150B2 (en) | 2002-07-26 | 2002-07-26 | Distribution board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1476134A CN1476134A (en) | 2004-02-18 |
| CN1252887C true CN1252887C (en) | 2006-04-19 |
Family
ID=31492085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03143645 Expired - Fee Related CN1252887C (en) | 2002-07-26 | 2003-07-28 | Distribution board |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4254150B2 (en) |
| CN (1) | CN1252887C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101442190B (en) * | 2007-11-21 | 2011-09-07 | 松下电工电路系统株式会社 | Switchboard |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4385976B2 (en) * | 2005-03-25 | 2009-12-16 | パナソニック電工株式会社 | Distribution board |
| KR101144609B1 (en) | 2012-01-17 | 2012-05-11 | 서갑수 | The combination of reinforcement means for mold |
| JP6064278B2 (en) * | 2012-09-11 | 2017-01-25 | パナソニックＩｐマネジメント株式会社 | Residential distribution board |
| CN105429021B (en) * | 2015-12-25 | 2018-11-16 | 南京恒士丹电气设备有限公司 | A kind of residential lighting distribution box |
| CN110661338A (en) * | 2019-09-20 | 2020-01-07 | 华为技术有限公司 | Power distribution system and control method thereof |
| CN112652924B (en) * | 2020-12-03 | 2022-05-03 | 北京国电光宇机电设备有限公司 | Integrated feed convergence module device |
-
2002
- 2002-07-26 JP JP2002219000A patent/JP4254150B2/en not_active Expired - Fee Related
-
2003
- 2003-07-28 CN CN 03143645 patent/CN1252887C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101442190B (en) * | 2007-11-21 | 2011-09-07 | 松下电工电路系统株式会社 | Switchboard |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1476134A (en) | 2004-02-18 |
| JP4254150B2 (en) | 2009-04-15 |
| JP2004064868A (en) | 2004-02-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1184723C (en) | Terminal isolating or connecting strip | |
| CN1700521A (en) | Circuit board connector terminal | |
| CN1751422A (en) | Circuit breaker device | |
| CN1252887C (en) | Distribution board | |
| CN1643749A (en) | A low volatage electricity distribution circuit | |
| CN1028695C (en) | Electrical connector system | |
| CN1271661C (en) | Circuit breaker | |
| CN1487547A (en) | Electromagnetic protection and control assembly | |
| CN1254896C (en) | Switchboard | |
| CN2406378Y (en) | Electric plug | |
| US20050142925A1 (en) | Quick cable connector for electrical devices and components | |
| CN1388545A (en) | Additional terminal block of circuit breaker | |
| CN1096135C (en) | Joint terminal | |
| KR900019300A (en) | switchboard | |
| EP3103170B1 (en) | Hybrid neutral bar with a distributed pitch for plugging | |
| CN1178334C (en) | Terminal unit for electric equipment | |
| DE102005023452B4 (en) | Mounting and wiring system for electrical function modules, in particular for switching devices | |
| JP4288219B2 (en) | Electrical terminal | |
| CN1256748C (en) | Electromagnetic protection and control assembly | |
| CN1225761C (en) | Connecting bars for electrical devices and apparatus for different nominal currents having cavity | |
| CN1106955A (en) | Conductor connecting apparatus for weak-current systems | |
| CN1757141A (en) | Telecommunications module | |
| CN1266812C (en) | Contact device for the deta chable connection of a mobile appliance unit to fixed conductor rails | |
| CN108306178B (en) | Hot-plug low-voltage switchgear assembly | |
| EP1296431A2 (en) | Bus bar assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060419 Termination date: 20210728 |