CN1838496A - Distribution switchboard - Google Patents
Distribution switchboard Download PDFInfo
- Publication number
- CN1838496A CN1838496A CN 200610068028 CN200610068028A CN1838496A CN 1838496 A CN1838496 A CN 1838496A CN 200610068028 CN200610068028 CN 200610068028 CN 200610068028 A CN200610068028 A CN 200610068028A CN 1838496 A CN1838496 A CN 1838496A
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- branch
- trunk
- lattice framing
- nut
- circuit breaker
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Abstract
The present invention provides a distribution board. An inner receptacle block 2 has a plurality of branch breakers 20 within a box 1. A plurality of branch bars 23-26 are arranged to parallel the side of the input terminal 4 of the inner receptacle block 2, and have branch connections 32 and screw threading holes. Trunk bars 27-30 have slots 43 extending in the longitudinal direction of the branch bars 23-26. A connecting screw 49 is threaded into the screw threading hole of the branch bar and the slot 43 of the trunk. For a nut, its thread part to be screwed with the tip of the connecting screw 49 is decentered in the longitudinal direction of the branch bar from the center. An insulating member 52 has a storage recess which houses the nut 56 reversibly. Thereby, the distribution board which can easily cope with the situation without requiring replacement of a branch bar even if a unipolar branch breaker is arranged or a bipolar branch breaker is arranged.
Description
Technical field
This invention relates to the distribution panelboard that laterally is set up in parallel trunk circuit breaker for example and a plurality of branch circuit breaker.
Background technology
Usually, the distribution panelboard that uses in single-phase three-wire formula wiring line is shown in patent documentation 1, have three branch lattice framings, with branch's bar of central authorities as neutral pole, and with two branch's bars of its both sides as voltage pole, laterally be set up in parallel each branch circuit breaker in the both sides of these branch lattice framings of three.
This distribution panelboard, each branch circuit breaker are ambipolar, are connected with the branch lattice framing of neutral pole by branch's connecting portion at an input terminal, are connected with the branch lattice framing of a side voltage pole at the opposing party's input terminal by branch's connecting portion.
Herein, be under the situation of one pole type, on Width at branch circuit breaker, has only an input terminal in central authorities, compare with ambipolar branch lattice framing, the position difference of input terminal is so be necessary to conform to the quantity of dividing lattice framing and specially be replaced by other branch's connecting portion.In this case, take off branch's connecting portion of neutral pole.
In addition, when branch's connecting portion is integrally formed at the branch lattice framing, be necessary to change the branch lattice framing.
To this, on minute lattice framing, the hole by binder bolt is a slotted hole, can move in the longitudinal direction, in such structure, divides lattice framing self to become big, can not seek to save spatialization.
Patent documentation 1: the spy opens flat 8-88912 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 distribution panelboard, and it being provided with the branch circuit breaker of one pole type, no matter it be, still ambipolar branch circuit breaker is set, and does not need to change and divides lattice framing, just can easily tackle.
For the distribution panelboard of this invention, inner receptacle block has arranges a plurality of branch circuit breakers that are provided with in casing, and a side and lead-out terminal that the input terminal of this each branch circuit breaker is arranged on row are arranged on opposition side.The trunk bar is configured in the described casing.A plurality of branch lattice framings is configured to the described input terminal side along described inner receptacle block, and has the branch's connecting portion that is connected with the described input terminal of described branch circuit breaker.A plurality of trunk bars is connected with the lead-out terminal of each utmost point of described trunk circuit breaker.A plurality of connecting bolts and nut connect described a plurality of branch lattice framing and described a plurality of trunk bar respectively.Parts are formed with the nut resettlement section that can not rotate and can accommodate described nut turningly.
And, have following feature:
Described minute lattice framing has makes described connecting bolt insert the slotting logical portion of the first logical bolt,
Described trunk bar has second bolt and inserts logical portion, and described second bolt is inserted logical portion and inserted logical portion with described first bolt and aims at, and when making that described connecting bolt is slotting and leading to, described connecting bolt can extend on the length direction of described minute lattice framing movably,
Described nut makes the threaded connection with the front end threads engage of described connecting bolt, be formed on from the center on the length direction of described minute lattice framing eccentric position, the upset by described nut can be moved described branch connecting portion on the length direction of described minute lattice framing.
In said structure, form described minute lattice framing by the conductive plate of elongate, its Width be configured to base plate with casing relative to direction, described first bolt is inserted logical portion and is formed at the trunk connecting portion that is bent at described minute lattice framing.
In said structure, described a plurality of trunk bar extends on the direction of intersecting with described minute lattice framing, and is configured in orientation one distolateral of the described branch circuit breaker of described inner receptacle block,
Described a plurality of branch lattice framing is arranged the input terminal that is arranged at the described branch circuit breaker of described inner receptacle block near on the direction of leaving,
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 described one branch lattice framing is distolateral adjacent.
In said structure, described a plurality of trunk bar is had the insulating element of isolating a plurality of resettlement sections of accommodating respectively to be supported,
Described insulating element is installed in described inner receptacle block between the base plate of described casing and described inner receptacle block,
Described trunk bar is configured between described insulating element and the described inner receptacle block.
In said structure, described parts and described insulating element with described nut resettlement section form one, described nut resettlement section has the nut of accommodating nut and accommodates recess, accommodates with described nut that recess is communicated with and the residing bolt of the front end of the threaded portion of described connecting bolt freely inserts recess and 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 inner receptacle block, is projected into the position with the base plate butt of described casing.
According to the distributing board of this invention, as branch circuit breaker,, all there is no need to replace a minute lattice framing no matter be under which situation of the circuit breaker that is provided with for example ambipolar circuit breaker and one pole type, just can easily tackle.
Because the Width that makes each minute lattice framing towards base plate, so become many at the number of poles of trunk circuit breaker, under the situation that the quantity of branch lattice framing increases, is provided with and can deals with by arranging at its thickness direction, can seek to save spatialization.
According to trunk bar and the annexation of dividing lattice framing, when each minute, lattice framing was connected to the trunk bar, owing to be bent to form each minute lattice framing without intricately, 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 inner receptacle block by the insulating element that will keep the trunk bar, thereby can make 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 first 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.
Figure 13 be open second execution mode distribution panelboard lid and take off the front view of the state of overcover etc.
Figure 14 is the exploded perspective view of the state that takes off the trunk circuit breaker of first inner receptacle block.
Figure 15 is the stereogram of its assembled state.
Figure 16 is the exploded perspective view of second inner receptacle block.
Figure 17 is the stereogram of its assembled state.
Figure 18 is the plane graph of insulating element.
Figure 19 is the sectional view of the connecting portion of branch lattice framing and trunk bar.
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; The 31a-bolt is inserted logical portion; 32-branch connecting portion; Second fen lattice framing of 34～37-; The 43-slotted hole; The 49-connecting bolt; The 51-resettlement section; The 52-insulating element; The 56-nut; The 56a-threaded connection; The 60-nut is accommodated recess; The 61-bolt freely inserts recess; The 62-bolt is provided with teat; The 80-branch circuit breaker.
Embodiment
First execution mode of this invention is described to Figure 12 according to Fig. 1.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.
First inner receptacle block 2 is made as the direction of the side plate up and down 7,6 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 forms the bolt of porose grade and inserts the logical 31a of portion at the center, 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 second fen lattice framing 34～37 of each first minute lattice framing 23～26 and each.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 for example slotted hole 43 at Width, the bolt that is used as the shape that connecting bolt 49 moves freely is inserted logical portion, has 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 to each minute lattice framing trunk connecting portion 31 correspondences of 23～26,34～37.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 make with each resettlement section 51 each minute lattice framing trunk connecting portion 31 corresponding positions, 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 each trunk bar 27～30 is being accommodated state 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 for example is a rectangular shape, and be housed in the nut resettlement section of insulating element 52, 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, the nut resettlement section has: the nut of not accommodating for example dihedral of nut 56,57 in each resettlement section 51 is revolvably accommodated recess 60; With accommodate the bolt that recess 60 is communicated with and is used to dispose the threaded portion front end with this nut and freely insert 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 that becomes threaded connection 56a 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 has installed in first inner receptacle block 2 under the state of insulating element 52, 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.
Because make the threaded connection 56a off-centre of nut 56, institute is housed in nut so that nut 56 overturns with it and accommodates recess 60, thus by with connecting bolt 49 and nut 56 threads engage, the branch lattice framing 23～26,34～37 that is connected with trunk bar 27～30 can be connected on the input terminal of the branch circuit breaker of one pole type for example.
By second execution mode of this invention is described from Figure 13 to Figure 19.At first, for paying identical symbol with the common part of first execution mode.The difference bigger with first execution mode is that branch circuit breaker is the one pole type.The input terminal 4 of the ambipolar branch circuit breaker 20 of first execution mode staggers size H and is configured in both sides (Fig. 1) from the center of Width.To this, in the branch circuit breaker 80 of one pole type, input terminal 4 is positioned at the center of Width.
On the other hand, the offset of nut 56 is size H/2.Therefore, if make nut 56 upset, then the threaded connection 56a of nut 56 from position shown in Figure 5 to position shown in Figure 180, only with size H near the left side.Thereupon, with the connecting bolt 49 of nut 56 threads engage and divide the position of branch's connecting portion 32 of lattice framing 23～26,34～37 size H that only staggers, branch's connecting portion 32 can be connected with the input terminal 4 of one pole type branch circuit breaker 80.
In addition, the situation of this distributing board is used in consideration in three-phase and four-line formula wiring line, adopt three branch lattice framing 23～25,35～37, and the neutral pole to load does not illustrate, but neutral pole is connected on the terminal of terminal board, and described terminal board is connected on the lead-out terminal of the trunk circuit breaker that the left side disposed of trunk circuit breaker of Figure 13.
Omit its explanation because other structure is identical with first execution mode.
And, divide lattice framing be not limited to can be in the branch circuit breaker of ambipolar and one pole type shared situation, also can be shared between the different branch circuit breaker in the position of input terminal.
Claims (5)
1. distributing board comprises:
Casing;
Inner receptacle block, it has a plurality of branch circuit breakers that are arranged setting in this casing, and the input terminal of this each branch circuit breaker is arranged in a side of row, and lead-out terminal is arranged in opposition side;
The trunk circuit breaker, it is configured in the described casing;
A plurality of minutes lattice framings, it is configured to the described input terminal side along described inner receptacle block, and has the branch's connecting portion that is connected with the described input terminal of described branch circuit breaker;
A plurality of trunk bars, it is connected to the lead-out terminal of each utmost point of described trunk circuit breaker;
A plurality of connecting bolts and nut, it connects described a plurality of branch lattice framing and described a plurality of trunk bar respectively; With
Formed the parts of nut resettlement section, described nut resettlement section to be can not making the rotation of described nut and can make the mode of its upset accommodate described nut,
Described minute lattice framing has makes described connecting bolt insert the slotting logical portion of the first logical bolt,
Described trunk bar has second bolt and inserts logical portion, and the slotting logical portion of described second bolt inserts logical portion with described first bolt and aims at, and described connecting bolt is inserted when leading to, and described connecting bolt can extend on the length direction of described minute lattice framing movably,
Described nut makes the threaded connection with the front end threads engage of described connecting bolt, be formed on from the center on the length direction of described minute lattice framing eccentric position, the upset by described nut can be moved described branch connecting portion on the length direction of described minute lattice framing.
2. distribution panelboard according to claim 1 is characterized in that,
Conductive plate by elongate forms described minute lattice framing, its Width be configured to base plate with casing relative to direction, described first bolt is inserted logical portion and is formed at the trunk connecting portion that is bent at described minute lattice framing.
3. distribution panelboard according to claim 2 is characterized in that,
Described a plurality of trunk bar extends on the direction of intersecting with described minute lattice framing, and is configured in orientation one distolateral of the described branch circuit breaker of described inner receptacle block,
Described a plurality of branch lattice framing is arranged the input terminal that is arranged at the described branch circuit breaker of described inner receptacle block near on the direction of leaving,
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.
4. distribution panelboard according to claim 3 is characterized in that,
Described a plurality of trunk bar is had the insulating element of isolating a plurality of resettlement sections of accommodating respectively to be supported,
Described insulating element is installed in described inner receptacle block between the base plate of described casing and described inner receptacle block,
Described trunk bar is configured between described insulating element and the described inner receptacle block.
5. distribution panelboard according to claim 4 is characterized in that,
Described parts and described insulating element with described nut resettlement section form one, described nut resettlement section has the nut of accommodating nut and accommodates recess, accommodates with described nut that recess is communicated with and the residing bolt of the front end of the threaded portion of described connecting bolt freely inserts recess and 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 inner receptacle block, is projected into the position with the base plate butt of described casing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005089397A JP4389827B2 (en) | 2005-03-25 | 2005-03-25 | Distribution board |
| JP2005089397 | 2005-03-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1838496A true CN1838496A (en) | 2006-09-27 |
| CN100570971C CN100570971C (en) | 2009-12-16 |
Family
ID=37015788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100680284A Expired - Fee Related CN100570971C (en) | 2005-03-25 | 2006-03-23 | Distribution panelboard |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4389827B2 (en) |
| CN (1) | CN100570971C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915760A (en) * | 2012-12-12 | 2014-07-09 | 通用电气公司 | Panelboard insulative plenum |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6302697B2 (en) * | 2014-02-13 | 2018-03-28 | 河村電器産業株式会社 | Conductive bar support structure |
-
2005
- 2005-03-25 JP JP2005089397A patent/JP4389827B2/en not_active Expired - Fee Related
-
2006
- 2006-03-23 CN CNB2006100680284A patent/CN100570971C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915760A (en) * | 2012-12-12 | 2014-07-09 | 通用电气公司 | Panelboard insulative plenum |
| CN103915760B (en) * | 2012-12-12 | 2019-02-05 | 通用电气公司 | Panel insulation chamber |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4389827B2 (en) | 2009-12-24 |
| JP2006271173A (en) | 2006-10-05 |
| CN100570971C (en) | 2009-12-16 |
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