CN1838495A - Distribution switchboard - Google Patents

Distribution switchboard Download PDF

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Publication number
CN1838495A
CN1838495A CN 200610067685 CN200610067685A CN1838495A CN 1838495 A CN1838495 A CN 1838495A CN 200610067685 CN200610067685 CN 200610067685 CN 200610067685 A CN200610067685 A CN 200610067685A CN 1838495 A CN1838495 A CN 1838495A
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CN
China
Prior art keywords
inner receptacle
receptacle block
circuit breaker
trunk
branch circuit
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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.)
Granted
Application number
CN 200610067685
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Chinese (zh)
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CN1838495B (en
Inventor
矢野刚
进广和
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Electric Works Co Ltd
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Matsushita Electric Works Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Publication of CN1838495A publication Critical patent/CN1838495A/en
Application granted granted Critical
Publication of CN1838495B publication Critical patent/CN1838495B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The present invention provides a distribution board which can easily connect a branch breaker to any voltage pole no matter which branch breaker between top and bottom it may be. The first inner receptacle block 2 has a plurality of branch breakers 20 juxtaposed in a row within a box 1, and the input terminals 4 of each branch breaker stand in a line on one side. The second inner receptacle block 3 is the same, and it stands in a line with the first inner receptacle block. The first two or more branch bars 23-26 are arranged to parallel the side of the input terminals 4 of the first inner receptacle block 2, and are connected to the input terminals 4 of the first receptacle block 2. The second two or more branch bars 34-37 are also connected to the input terminals of the second inner receptacle block 3. A plurality of trunk bars 27-30 are connected with the first branch bars and the second branch bars, passing between the first inner receptacle block 2 and the bottom plate 6 of the box 1.

Description

Distribution panelboard
Technical field
The present invention relates to branch circuit breaker arranged in the horizontal and be arranged to the up and down distribution panelboards of two row.
Background technology
This distribution panelboard in the past (referring to Patent Document 1) is the distribution panelboard that uses in single-phase three-wire formula wiring line, it has three buss, with branch's bar of central authorities as neutral pole be configured in the front side of distribution panelboard and up and down two bus be configured in rear side as voltage pole, laterally arrange in the both sides up and down of these three buss of clamping each branch circuit breaker be set.And each branch circuit breaker is connected to the bus of neutral pole by each connecting portion and approaches the bus of the voltage pole of allocation position, or is connected to the bus of two voltage poles by each connecting portion.
But, when each branch circuit breaker is connected with a voltage pole with a neutral pole, have individual problem to be: voltage pole must be connected in the bus approaching, and can not connect in bus away from each branch circuit breaker with each branch circuit breaker.
Patent documentation 1: the spy opens flat 9-74622 number
Summary of the invention
The present invention is the invention of making in view of described situation, and its purpose is to provide a kind of no matter be which branch circuit breaker up and down, also no matter be which voltage pole, and the distribution panelboard that can easily connect.
For distribution panelboard of the present invention, first inner receptacle block has a plurality of branch circuit breakers that formed a line and be provided with in casing, and a side and lead-out terminal that the input terminal of this each branch circuit breaker is arranged on described row are arranged on opposition side.Second inner receptacle block has a plurality of branch circuit breakers that formed a line and be provided with in described casing, a side and lead-out terminal that the input terminal of this each branch circuit breaker is arranged on described row are arranged on opposition side, and the row of the described branch circuit breaker of the row of described branch circuit breaker and described first inner receptacle block are arranged in parallel.First fen a plurality of lattice framings is configured to the described input terminal side along described first inner receptacle block, and is connected with the described input terminal of described first inner receptacle block.Second fen a plurality of lattice framings is configured to the input terminal side along described second inner receptacle block, and is connected with the described input terminal of described second inner receptacle block.A plurality of trunk bars between the base plate by described first inner receptacle block and described casing, intersects with the orientation of the described branch circuit breaker of described first inner receptacle block, is connected to described first minute lattice framing and described second minute lattice framing.
In said structure, described first inner receptacle block has the trunk circuit breaker in the position of the intersection of described trunk bar, and described trunk bar is connected to the lead-out terminal of described trunk circuit breaker.
In said structure, described a plurality of trunk bar, be arranged in the orientation of the described branch circuit breaker that is arranged on described first inner receptacle block, and form by the conductive plate of elongate respectively, the base plate of its thickness direction and described casing relative to, length direction intersects with the orientation of the branch circuit breaker of described first inner receptacle block
Described first minute lattice framing and described second minute lattice framing, conductive plate by elongate forms respectively, and comprise: body, the base plate of its Width and described casing relative to, length direction becomes the orientation of the described branch circuit breaker of described first inner receptacle block and described second inner receptacle block; The trunk connecting portion, it is set at described body, and is connected with described trunk bar; Branch's connecting portion, it is side-prominent to described branch circuit breaker from described body, and is connected with the described input terminal of described branch circuit breaker.
In said structure, described a plurality of trunk bar is configured in orientation one distolateral of the described branch circuit breaker of described first inner receptacle block,
Described a plurality of branch lattice framing is arranged the input terminal that is arranged on the described branch circuit breaker of described first inner receptacle block and described second inner receptacle block near on the direction of leaving, and intersects with described trunk bar,
In the annexation of described a plurality of branch lattice framing and described trunk bar, has following relation: adjacent other minutes lattice framing of opposition side of among described a plurality of minutes lattice framings and a described input terminal branch lattice framing, be connected with other trunk bars, another of the orientation of described other trunk bars and the described branch circuit breaker of a trunk bar that is connected a described branch lattice framing is distolateral adjacent.
In said structure, described first inner receptacle block and the base plate of described casing between leave and have the substrate that described branch circuit breaker is installed at interval on the position,
Described a plurality of trunk bar is had the insulating element of isolating a plurality of resettlement section of accommodating respectively to be supported,
Described insulating element is installed in described substrate between described base plate and described substrate,
Described trunk bar is configured between described insulating element and the described substrate.
In above-mentioned structure, described trunk connecting portion and described trunk bar have the hole that connecting bolt passes through,
Described insulating element, the nut that is formed for accommodating the nut of described connecting bolt threads engage is accommodated recess, and formation is accommodated with described nut, and recess is communicated with and the residing bolt of the front end of the threaded portion of described connecting bolt freely inserts recess, and have to the side-prominent bolt of the base plate of described casing teat is set, described bolt is provided with teat described insulating element is being installed under the state of described first inner receptacle block, is projected into the position with the base plate butt of described casing.
Distributing board according to this invention, because each first inner receptacle block and second inner receptacle block with a plurality of branch circuit breakers is divided into a plurality of branch lattice framings, so, also, can connect easily no matter be which voltage pole no matter be the branch circuit breaker of which inner receptacle block.In addition, owing to the trunk bar intersects with first inner receptacle block, so can easily first fen lattice framing and second fen lattice framing be connected to the trunk bar.And,,, can seek to save spatialization on first inner receptacle block of the face side that becomes the trunk bar so branch circuit breaker or other parts also can be set because the trunk bar is configured between the base plate of first inner receptacle block and casing.
Position as if the trunk circuit breaker being arranged at the trunk bar of inner receptacle block then also can dispose the trunk circuit breaker and first inner receptacle block integratedly, can seek further to save spatialization, and the easier connection of trunk bar.
Since the thickness direction of trunk bar relative with base plate to, so can from the open side of casing with the trunk circuit breaker or each minute lattice framing be connected in the trunk bar, to the attended operation of trunk bar just easily.In addition and since with each minute lattice framing Width be made as the base plate direction, so become many, divide under the situation that the quantity of lattice framing increases at number of poles, be provided with and can deal with by arranging at its thickness direction, can seek to save spatialization.
Because trunk bar and the annexation of dividing lattice framing, when lattice framing is connected to the trunk bar with each minute, owing to be bent to form each minute lattice framing without intricately, just can make the trunk connecting portion not with each minute lattice framing body intersect, so can form each minute lattice framing simply, can guarantee the insulation of each minute lattice framing simply.
Be installed on substrate by the insulating element that will keep the trunk bar, can make first inner receptacle block, second inner receptacle block, insulating element and trunk bar integrated, feasible disassembling section to casing becomes easy.
Because bolt is provided with teat and is connected on the base plate, thus taking off when being connected to each parts of trunk bar, can absorb its pressing force by the base plate of casing by bolt, so that insulating element is difficult to is destroyed.
Description of drawings
Fig. 1 be open this invention an execution mode distribution panelboard lid and take off the front view of the state of overcover etc.
Fig. 2 is its A-A line sectional view.
Fig. 3 is the stereogram of state that takes off the overcover etc. of trunk bar.
Fig. 4 is its exploded perspective view.
Fig. 5 is the plane graph of trunk bar.
Fig. 6 is the sectional view of trunk bar.
Fig. 7 is the exploded perspective view of the state that takes off the trunk circuit breaker of first inner receptacle block.
Fig. 8 is the stereogram of its assembled state.
Fig. 9 is the exploded perspective view of second inner receptacle block.
Figure 10 is the stereogram of its assembled state.
Figure 11 is the front view of state of opening the lid of distribution panelboard.
Figure 12 is the front view of state of closing the lid of distribution panelboard.
Symbol description:
The 1-casing; 2-first inner receptacle block; 3-second inner receptacle block; The 4-input terminal; The 5-lead-out terminal; The 6-base plate; The 11-substrate; 15-trunk circuit breaker; The 20-branch circuit breaker; First fen lattice framing of 23~26-; 27~30-trunk bar; 31-trunk connecting portion; 32-branch connecting portion; Second fen lattice framing of 34~37-; The 49-connecting bolt; The 51-resettlement section; The 52-insulating element; The 56-nut; The 60-nut is accommodated recess; The 61-bolt freely inserts recess; The 62-bolt is provided with teat.
Embodiment
According to first execution mode that this invention is described from Fig. 1 to Figure 12.This distribution panelboard is set at, and for example is connected in the three-phase and four-line formula wiring line of load between voltage pole U, V, W and neutral pole N.Distribution panelboard is provided with first inner receptacle block 2 and second inner receptacle block 3 in casing 1.
Casing 1 is to have from base plate 6 and erect the casing of an opening of the side plate up and down 7~10 of setting all around.
First inner receptacle block 2 is made as the direction of the side plate up and down 7,8 of casing 1 with each input and output terminal 4,5, a plurality of branch circuit breaker 20 is arranged on the direction of left side plate 9,10 of casing 1, and it is arranged side by side on substrate 11.By bolt 21 substrate 11 is installed on the link piece, described link piece is set at the base plate side of the internal components side plate 12 that is set up along the inboard of left side plate 9,10, and substrate 11 is positioned at the position separated by a distance with base plate 6.Internal components side plate 12 has hooking sheet 13 in the open side end, and described hooking sheet 13 is limited to the upside of the left side plate 9,10 of casing 1, hooking sheet 13 is installed on the side plate 9,10 of casing 1 by bolt 14.
On substrate 11, a plurality of ambipolar branch circuit breakers 20 form a line, and are provided with trunk circuit breaker 15 at an end of its orientation.One side of the direction of arranging at branch circuit breaker 20 and trunk circuit breaker 15 disposes input terminal 4,15a simultaneously, disposes lead-out terminal 5,15b simultaneously at opposite side.As shown in Figure 2, be formed with mounting jaw 17, in the pars intermedia cutting and make hooking sheet 18 perks, be provided with press section 19 at downside in a side of the Width of substrate 11.The installation recess of input terminal 4 sides of branch circuit breaker 20 engages with mounting jaw 17, and the recess in the bottom engages with hooking sheet 18, presses press fit lead-out terminal 5 sides by press section 19.Trunk circuit breaker 15 also similarly is installed in substrate 11 with branch circuit breaker 20.
Second inner receptacle block 3 is identical with first inner receptacle block, 2 structures, has only: this point that trunk circuit breaker 15 is not set; And this point that is provided with branch circuit breaker 20 in the position of trunk circuit breaker 15 is different.Be separated with the patch bay of regulation between second inner receptacle block 3 and first inner receptacle block 2, itself and first inner receptacle block 2 dispose abreast, by bolt 21 it are installed on internal components side plate 12 equally.
First fen a plurality of lattice framings 23~26, conductive plate by elongate forms body, input terminal 4 sides at each branch circuit breaker 20 of first inner receptacle block 2, the direction that is set up in parallel at each branch circuit breaker 20 is extended, and, its Width one side's side be configured to base plate 6 with casing 1 relative to form.Bending has on body: the trunk connecting portion 31 that is connected with trunk bar 27~30 described later; And from body to each branch circuit breaker 20 branch's connecting portion 32 side-prominent and that be connected with the input terminal 4 of each branch circuit breaker 20.In each first fen lattice framing 23~26, more near first fen lattice framing of branch circuit breaker 20, its length forms longly more, trunk connecting portion 31 roughly is formed centrally porose 31a therein, make its end in trunk circuit breaker 15 sides, from the input terminal 15a of the trunk circuit breaker 15 direction complications to side plate 7, the thickness of slab direction is towards the base plate 6 of casing 1.And the branch lattice framing 26 of neutral pole is configured to approach most branch circuit breaker 20.
The structure of second fen a plurality of lattice framings 34~37 also structure with first fen lattice framing 23~26 is identical, but does not have the part of trunk circuit breaker 15 longer than first fen lattice framing 23~26, and branch's number of connection is also many.
A plurality of trunk bars 27~30 is from the input terminal 15a side of the position of the trunk circuit breaker 15 of first inner receptacle block 2, between the base plate 6 by first inner receptacle block 2 and casing 1, side-prominent to second inner receptacle block 3, and be connected with each first fen lattice framing 23~26 and each second fen lattice framing 34~37.Conductive plate by elongate forms each trunk bar 27~30, and its thickness direction one side's side is set up in parallel on the direction that is set up in parallel of each branch circuit breaker 20 with the form relative with the base plate 6 of casing 1.Pars intermedia at each trunk bar 27~30 has the brace 40 that is connected with the lead-out terminal 15b of trunk circuit breaker 15.Brace 40 is configured to erect and is arranged at trunk bar 27~30, near the end bending link piece 47 of trunk bar 27~30 and be formed with connect apertures 46, at the end bending lead-out terminal connecting portion 42 away from trunk bar 27~30.Bolt 41 is inserted and is led in brace connect apertures 45 and the connect apertures 46 aimed at brace connect apertures 45.At the two ends of trunk bar 27~30, be formed with slotted hole 43 at Width, have location hole 44 and brace connect apertures 45 at pars intermedia.Connecting bolt 49 is inserted respectively and is led in slotted hole 43.
Each trunk bar 27~30 is had the insulating element 52 of isolating a plurality of resettlement sections 51 accommodate these trunk bars 27~30 respectively and is supported in addition, and this insulating element 52 is configured between the base plate 6 of the substrate 11 of position of trunk circuit breaker 15 and casing 1.Insulating element 52 is at the two side-prominent installation sheets 53 that are provided with, and by the hooking sheet 18 of cutting substrate 11 and the hole that its perk is formed, and installation sheet 53 is limited to the peritreme of substrate 11, and insulating element 52 is fixing by bolt 54 (Fig. 1).Each resettlement section 51 of insulating element 52 is configured to, and divides the space amount of 23~26,34~37 of lattice framings to stagger in turn in the longitudinal direction mutually, and with each minute lattice framing 23~26,34~37 trunk connecting portion 31 corresponding.Trunk bar 27~30 with the annexation of dividing lattice framing 23~26,34~37 is: trunk bar 27 is connected with dividing lattice framing 23,34; Trunk bar 28 is connected with dividing lattice framing 24,35; Trunk bar 29 is connected with dividing lattice framing 25,36; Trunk bar 30 is connected with dividing lattice framing 26,37.Promptly, annexation is: with the branch lattice framing of a branch lattice framing adjacency and be positioned at branch lattice framing branch circuit breaker 20 and opposition side input terminal 4, promptly be connected near the trunk bar of the position of the opposition side end of trunk circuit breaker 15 with the adjacent trunk bar of the trunk bar on being connected above-mentioned one branch lattice framing and the other end of orientation that is positioned at the branch circuit breaker of first inner receptacle block 2.Consequently, insulating element 52 makes each resettlement section 51 and trunk connecting portion 31 corresponding positions each minute lattice framing, be made as according to from the resettlement section 51 of approaching branch circuit breaker 20 most to away from resettlement section 51 order, approach the order of side plate 7 of the upside of casing 1.Under the state that each trunk bar 27~30 is being housed in the insulating element 52,, insulating element 52 is installed on first inner receptacle block 2 with the form of trunk bar 27~30 between the insulating element 52 and first inner receptacle block 2.At this moment, be provided with projection 59, with the location hole 44 and projection 59 chimeric location of trunk bar 27~30 in each resettlement section 51 of insulating element 52.
The nut 57 of the nut 56 of the threaded portion threads engage of connecting bolt 49 and bolt 41 threads engage is housed in the insulating element 52, and described connecting bolt 49 has connected each minute lattice framing trunk connecting portion 31 and each trunk bar 27~30 of 23~26,34~37.Promptly as shown in Figure 6, have: the nut that can not make nut 56,57 accommodate nut 56,57 rotatably in each resettlement section 51 is accommodated recess 60; Accommodate with this nut that recess 60 is communicated with and the bolt that disposes the threaded portion front end freely inserts recess 61, and the base plate 6 side-prominent bolts that are formed with to casing 1 are provided with teat 62.Nut 56 is formed with the screwed hole 56a that becomes threaded connection of the side skew of mind-set branch bar length direction from nut.Its offset is configured to when making nut 56 upset, can be corresponding with the input terminal of the branch circuit breaker of other kinds of different, for example one pole type branch circuit breaker of the position of the input terminal 4 of branch circuit breaker etc.Bolt is provided with teat 62 and insulating element 52 is being installed under the state of first inner receptacle block 2, the outstanding position that is formed into base plate 6 butts of casing 1.
First overcover 64 be inserted into cover first inner receptacle block 2 and second inner receptacle block 3 branch lattice framing 23~26,34~37 each other.Be provided with hole 67 to ground relatively with the pawl that forms at first overcover 64 66, pawl 66 is limited to these hole 67, the second overcovers 65 and covers the exposed division that divides lattice framings 23~26,34~37.The 3rd overcover 68 is inserted into the trunk connecting portion side end of the branch lattice framing 23~26 that covers first inner receptacle block 2.The 4th overcover 70 covers and divides end lattice framing 23~26 and opposition side trunk connecting portion 31, and is fixed in substrate 11 by bolt 31.The 5th overcover 72 covers the brace 40 and the trunk connecting portion side end of second inner receptacle block 3 of trunk bars 27~30, and the hole 74 that will form on overcover 72 is limited at the pawl 73 of the both sides of insulating element 52 formation and installs.Insulation board 75 is between the trunk bar 27~30 of insulating element 52, and between the cutting warping part of the hooking sheet 18 of substrate 11 divides, and the hole 77 of insulation board 75 is limited to the pawl 76 that forms fixes on insulating element 52.
Figure 12 is with cover 78 states that seal the casing 1 of distribution panelboards, has by covering 78 transmittance sections 79 that can see the handle of branch circuit breaker 20 and trunk circuit breaker 15.
According to this execution mode, because first inner receptacle block 2 about each and the branch circuit breaker 20 of second inner receptacle block 3 are provided with branch lattice framing 23~26,34~37, so no matter which branch circuit breaker 20 about being, no matter be which voltage pole can both easily connect.In addition, because trunk bar 27~30 is side-prominent from each minute lattice framing last side direction second inner receptacle block 3 of 23~26 of first inner receptacle block 2, so can easily first fen lattice framing 23~26 and second fen lattice framing 34~37 be connected on the trunk bar 27~30.And, because trunk bar 27~30 is arranged between the base plate 6 of first inner receptacle block 2 and casing 1, so on the substrate 11 of the face side that becomes trunk bar 27~30, trunk circuit breaker 15, branch circuit breaker or other parts can be set also, can seek to save spatialization.
Also first inner receptacle block 2 and second inner receptacle block 3 and internal components side plate 12 integrated setting trunk circuit breakers 15 can be passed through, spatialization can be sought further to save.
For trunk bar 27~30, can from the open side of casing 1 connect trunk circuit breaker 15 or each minute lattice framing 23~26, thereby become easy with the attended operation of trunk bar 27~30.In addition and since with each minute lattice framing 23~26 Width be made as direction towards base plate 6, so when the quantity that becomes the multiple-limb bar at number of poles increases, be provided with and can tackle, can seek to save spatialization by on its thickness direction, arranging.
When lattice framing 23~26,34~37 is connected with trunk bar 27~30 with each minute, owing to be bent to form each minute lattice framing 23~26,34~37 without intricately, just can make trunk connecting portion 31 not with each minute lattice framing 23~26,34~37 body intersect, so can form each minute lattice framing 23~26,34~37 simply, can guarantee each minute lattice framing insulation of 23~26,34~37 simply.
Owing to can make first inner receptacle block 2, second inner receptacle block 3, insulating element 52 and trunk bar 27~30 integrated, so become easy to the disassembling section of casing 1.
Taking off when being connected to each parts of trunk bar 27~30 by bolt 41,49, by bolt teat 62 is set with base plate 6 butts, can absorb its pressing forces by the base plate 6 of casing, so that insulating element 52 is difficult to is destroyed.
And the structure of trunk bar 27~30 can be, not only can pass through the downside that first inner receptacle block 2 also can be passed through second inner receptacle block 3, also can be the structure that minute lattice framing 34~37 is configured in the downside of second inner receptacle block 3.

Claims (6)

1. distribution panelboard comprises:
Casing;
First inner receptacle block, it has a plurality of branch circuit breakers that formed a line and be provided with in this casing, and the input terminal of this each branch circuit breaker is arranged in a side of described row, and lead-out terminal is arranged in opposition side;
Second inner receptacle block, it has a plurality of branch circuit breakers that formed a line and be provided with in described casing, the input terminal of this each branch circuit breaker is arranged in a side of described row, and lead-out terminal is arranged in opposition side, and the row of the described branch circuit breaker of the row of described branch circuit breaker and described first inner receptacle block are arranged in parallel;
First fen a plurality of lattice framings, it is configured to the described input terminal side along described first inner receptacle block, and is connected with the described input terminal of described first inner receptacle block;
Second fen a plurality of lattice framings, it is configured to the input terminal side along described second inner receptacle block, and is connected with the described input terminal of described second inner receptacle block; With
A plurality of trunk bars between its base plate by described first inner receptacle block and described casing, intersects with the orientation of the described branch circuit breaker of described first inner receptacle block, is connected to described first minute lattice framing and described second minute lattice framing.
2. distribution panelboard according to claim 1 is characterized in that,
Described first inner receptacle block has the trunk circuit breaker in the position of the intersection of described trunk bar, and described trunk bar is connected to the lead-out terminal of described trunk circuit breaker.
3. distribution panelboard according to claim 2 is characterized in that,
Described a plurality of trunk bar, be arranged in the orientation of the described branch circuit breaker that is arranged on described first inner receptacle block, and form by the conductive plate of elongate respectively, the base plate of its thickness direction and described casing relative to, length direction intersects with the orientation of the branch circuit breaker of described first inner receptacle block
Described first minute lattice framing and described second minute lattice framing, conductive plate by elongate forms respectively, and comprise: body, the base plate of its Width and described casing relative to, length direction becomes the orientation of the described branch circuit breaker of described first inner receptacle block and described second inner receptacle block; The trunk connecting portion, it is set at described body, and is connected with described trunk bar; Branch's connecting portion, it is side-prominent to described branch circuit breaker from described body, and is connected with the described input terminal of described branch circuit breaker.
4. distribution panelboard according to claim 3 is characterized in that,
Described a plurality of trunk bar is configured in orientation one distolateral of the described branch circuit breaker of described first inner receptacle block,
Described a plurality of branch lattice framing is arranged the input terminal that is arranged on the described branch circuit breaker of described first inner receptacle block and described second inner receptacle block near on the direction of leaving, and intersects with described trunk bar,
In the annexation of described a plurality of branch lattice framing and described trunk bar, has following relation: adjacent other minutes lattice framing of opposition side of among described a plurality of minutes lattice framings and a described input terminal branch lattice framing, be connected with other trunk bars, another of the orientation of described other trunk bars and the described branch circuit breaker of a trunk bar that is connected a described branch lattice framing is distolateral adjacent.
5. distribution panelboard according to claim 4 is characterized in that,
Described first inner receptacle block and the base plate of described casing between leave and have the substrate that described branch circuit breaker is installed at interval on the position,
Described a plurality of trunk bar is had the insulating element of isolating a plurality of resettlement section of accommodating respectively to be supported,
Described insulating element is installed in described substrate between described base plate and described substrate,
Described trunk bar is configured between described insulating element and the described substrate.
6. distribution panelboard according to claim 5 is characterized in that,
Described trunk connecting portion and described trunk bar have the hole that connecting bolt passes through,
Described insulating element, the nut that is formed for accommodating the nut of described connecting bolt threads engage is accommodated recess, and formation is accommodated with described nut, and recess is communicated with and the residing bolt of the front end of the threaded portion of described connecting bolt freely inserts recess, and have to the side-prominent bolt of the base plate of described casing teat is set, described bolt is provided with teat described insulating element is being installed under the state of described first inner receptacle block, is projected into the position with the base plate butt of described casing.
CN2006100676857A 2005-03-25 2006-03-23 Distribution switchboard Expired - Fee Related CN1838495B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2005089398 2005-03-25
JP2005-089398 2005-03-25
JP2005089398A JP4385976B2 (en) 2005-03-25 2005-03-25 Distribution board

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Publication Number Publication Date
CN1838495A true CN1838495A (en) 2006-09-27
CN1838495B CN1838495B (en) 2011-01-26

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101796700B (en) * 2007-08-06 2012-10-03 Abb公司 Panelboard
CN101496245B (en) * 2006-11-27 2012-10-03 松下电器产业株式会社 Distribution board
CN103296609A (en) * 2012-02-28 2013-09-11 施耐德电器工业公司 Medium-voltage distribution substation

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5552039B2 (en) * 2010-12-21 2014-07-16 パナソニックエコソリューションズ電路株式会社 Distribution board

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4254150B2 (en) * 2002-07-26 2009-04-15 パナソニック電工株式会社 Distribution board
CN1322644C (en) * 2003-01-29 2007-06-20 第一P&P株式会社 Distribution board

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101496245B (en) * 2006-11-27 2012-10-03 松下电器产业株式会社 Distribution board
CN101796700B (en) * 2007-08-06 2012-10-03 Abb公司 Panelboard
CN103296609A (en) * 2012-02-28 2013-09-11 施耐德电器工业公司 Medium-voltage distribution substation
CN103296609B (en) * 2012-02-28 2016-06-01 施耐德电器工业公司 Medium-voltage distribution substation

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CN1838495B (en) 2011-01-26
JP2006271174A (en) 2006-10-05
JP4385976B2 (en) 2009-12-16

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