CN1322644C - Distribution board - Google Patents

Distribution board Download PDF

Info

Publication number
CN1322644C
CN1322644C CNB2004100390668A CN200410039066A CN1322644C CN 1322644 C CN1322644 C CN 1322644C CN B2004100390668 A CNB2004100390668 A CN B2004100390668A CN 200410039066 A CN200410039066 A CN 200410039066A CN 1322644 C CN1322644 C CN 1322644C
Authority
CN
China
Prior art keywords
circuit breaker
distribution board
essential bus
main circuit
strutting piece
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
Application number
CNB2004100390668A
Other languages
Chinese (zh)
Other versions
CN1527452A (en
Inventor
金仁泰
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.)
No1 P&p Co Ltd
Original Assignee
No1 P&p Co 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
Priority claimed from KR10-2003-0005870A external-priority patent/KR100518790B1/en
Priority claimed from KR20-2003-0007570U external-priority patent/KR200317448Y1/en
Priority claimed from KR1020030015874A external-priority patent/KR100550180B1/en
Priority claimed from KR10-2003-0016166A external-priority patent/KR100532152B1/en
Priority claimed from KR10-2003-0016155A external-priority patent/KR100500405B1/en
Priority claimed from KR1020030024097A external-priority patent/KR100543741B1/en
Application filed by No1 P&p Co Ltd filed Critical No1 P&p Co Ltd
Publication of CN1527452A publication Critical patent/CN1527452A/en
Application granted granted Critical
Publication of CN1322644C publication Critical patent/CN1322644C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Distribution Board (AREA)

Abstract

The present invention relates to a distribution board which can be tightly assembled even its design is changed based on the use of the distribution board, and can assemble various normalized and standardized devices.

Description

Distribution board
Technical field
The present invention relates to a kind of distribution board, more specifically, relate to a kind of even change the distribution board that its when design also can compact assembling in the purposes according to distribution board, the design of distribution board, maintenance and maintenance can be carried out easily and easily, and can assemble all sizeization and standardized device.
Background technology
Distribution board is a kind of being used for the distributing electric power of power transmission line input to be arrived the equipment of load, and is used to detect overload current, thereby cuts off supply of electric power.Usually, need come design and installation distribution board rightly according to the size of building and the power consumption level of building.
Figure 22 is the plane graph of traditional distribution board.As shown in figure 22, traditional distribution board 100 comprises a base plate 102, main circuit breaker 104, a plurality of auxiliary circuit circuit breaker 106, a plurality of residual current circuit breaker 108, a plurality of essential bus 110, a plurality of secondary busbar 112, a supporting bracket 114 and a lid 116.
Have power input end 1042 at main circuit breaker 104 1 ends, on it, connect lead-in.Electric power is fed to power input end 1042 of main circuit breaker 104 by lead-in.Have power output end 1044 at main circuit breaker 104 other ends, on it, connect essential bus 110.Essential bus 110 utilizes supporting bracket 114 to support.Main circuit breaker 104 and auxiliary circuit circuit breaker 106 are used for normally being switched on or switched off electric current when electric wire is not disconnected.On the other hand, when because short circuit when overload current/earth current occurring, that is, when the electric current that surpasses rated current flow through, main circuit breaker 104 and auxiliary circuit circuit breaker 106 were used to cut off electric current.The effect of residual current circuit breaker 108 is, in the local time of beyond electric current flows to separated wire other, that is, when electric leakage occurring, is used to cut off the supply of electric current.
Every essential bus 110 has the square-section, and is divided into R phase, S phase, T phase and N phase power line.Usually, the sectional area of every essential bus 110 depends on the specified supply electric weight of main circuit breaker 104.
Secondary busbar 112 is connected to essential bus 110.At least one end of every secondary busbar 112 is connected electrically to circuit-breaker 106 and 108.Will be further described below secondary busbar 112.
Lid is used to cover the main body of distribution board, prevents owing to contact the electric shock that the various devices that flow through big electric current cause.
Figure 23 is the decomposition diagram of the secondary busbar that uses in traditional distribution board.As shown in figure 23, secondary busbar 112 comprises: the circuit breaker coupling part 1122 that is formed on its two ends; Be formed on the Connection Element 1124 between the circuit breaker coupling part 1122, Connection Element 1124 is bent downwardly, and forms essential bus insertion space in the above; The connection support 1126 that is connected with Connection Element 1124 is formed with screw hole 1126a above the connection support 1126.The essential bus 110 that is inserted in the Connection Element 1124 is securely fixed on the secondary busbar 112 by the fixed screw that is screwed among the screw hole 1126a.
Usually, according to the specification of product, the height of circuit-breaker is different with the height of residual current circuit breaker.Based on this, traditional distribution board uses the circuit breaker strutting piece when the design distribution board, be used for the height of regulating circuit circuit breaker and residual current circuit breaker.
Figure 24 is the perspective view of conventional circuit breaker strutting piece.Conventional circuit breaker strutting piece 118 comprises: circuit breaker mounting portion 1182, and its each part has first and second circuit breaker installing hole 1182a and the 1182b, ledge 1182c, and engaging groove 1182d; Stator 1184 has a plurality of fixing hole 1184a above it; Connection Element 1186; And baffle plate 1187.The main shaft of the first circuit breaker installing hole 1182a is bigger than the second circuit breaker installing hole 1182b's, thereby the circuit breaker of any kind can easily be installed.A plurality of circuit breaker strutting pieces are connected with engaging groove 1182d each other by ledge 1182c.The circuit breaker strutting piece is fixed on the base plate by stator 1184 or on the structural walls.Circuit breaker mounting portion 1182 connects each other by Connection Element 1186.Connection Element 1186 can manufacture, and the distance between the circuit breaker mounting portion 1182 is regulated according to the size of circuit breaker.Because the main shaft of the first circuit breaker installing hole 1182a is bigger than the second circuit breaker installing hole 1182b's, therefore the circuit breaker of being installed can vibrate to a side from a side.Based on this, baffle plate 1187 is provided, be used to prevent the vibration of the circuit breaker installed.
Figure 25 is mounted in the perspective view of the circuit breaker on the conventional circuit breaker strutting piece shown in Figure 24.As shown in figure 25, circuit breaker 104,106,108 is fixed on the circuit breaker strutting piece 118 by the screw that is screwed among the first and second circuit breaker installing hole 1182a and the 1182b.Circuit breaker 104,106,108 is supported by baffle plate 1187.
But traditional distribution board is a planar structure, and wherein lead-in is connected to a side of the main circuit breaker that is contained on the base plate, and essential bus is connected the opposite side of main circuit breaker.As a result, the volume of whole distribution board is greater than necessary volume.Therefore, increase manufacturing cost, and when wall constructed, destroyed the force structure of body of wall.
For main circuit breaker, the distance between its overall dimensions and the lead-out terminal is different each other according to the rated electrical size.Therefore, when traditional distribution board designed, the sectional area and the distance between the essential bus of essential bus changed with main circuit breaker.As a result, can not change the size that is connected to the secondary busbar on the essential bus, thereby secondary busbar is standardized.Also can not make the Connection Element standardization that connects essential bus and secondary busbar.
And traditional secondary busbar is connected on the essential bus by screw, so assembly operation is inconvenient.
The conventional circuit breaker strutting piece because circuit breaker mounting portion, Connection Element and baffle plate are separately to make, then is connected to each other again, therefore has poor durability.And baffle plate is fixed on the circuit breaker installation elements by binding agent, rather than by screw, thereby baffle plate can easily separate with the circuit breaker mounting portion.Thus, circuit breaker may be fixed irrelevantly, thereby causes fault.The conventional circuit breaker strutting piece is made by thermoset synthetic resin.Therefore, when a plurality of circuit breaker strutting pieces connected each other or be separated from one another, the conventional circuit breaker strutting piece was destroyed under the little active force of user easily.
Outside each busbar that tradition is installed on the distribution board is exposed to, so the operator may contact the busbar of exposure, thereby may suffer the electric shock of high-tension electricity when operator's maintenance or inspection distribution board.In order to prevent to shock by electricity, the electric power that needs to utilize the circuit breaker that is contained on the distribution board to cut off supply is operated afterwards.If the electric power that at a time cuts off supply in the integrated mill that different machines is housed will cause enormous economic loss, and machine is with undesired or damage.
The lid that is fixed on traditional distribution board is made by metal material, and therefore along with the long-time use of lid, lid may be corroded or get rusty.And, when checking the connection of busbar, need open lid, this also be trouble with inconvenience.
Summary of the invention
Therefore, consider that the problems referred to above propose the present invention.An object of the present invention is to provide a kind of distribution board, the rated electrical size of main circuit breaker no matter wherein, the distance between the established part of different essential bus is fixed, thereby makes the various devices that use on the distribution board by standardization.
Another object of the present invention provides a kind of distribution board, and wherein the main circuit breaker installing space reduces greatly, thereby has reduced the whole erection space.
Another object of the present invention provides a kind of distribution board, and wherein various circuit-breakers, busbar and circuit breaker strutting piece can be installed easily and easily.
A further object of the present invention provides a kind of distribution board, and it is equipped with insulating lid and transparency cover, thus can be easily with fully check and examine being connected of the various devices that are installed on the distribution board.
According to an aspect of the present invention, above-mentioned and realization other purpose is by a kind of distribution board that will be from the distributing electric power of power transmission line input to load is provided, and this distribution board comprises: base plate; Be contained in main circuit breaker, auxiliary circuit circuit breaker and residual current circuit breaker on the base plate; Receive a plurality of essential bus of electric power from main circuit breaker; And at least one secondary busbar, secondary busbar is connected to essential bus by Connection Element respectively, and its at least one end is connected electrically to corresponding auxiliary circuit circuit breaker and corresponding residual current circuit breaker, wherein each essential bus has the Connection Element standing part at the one end, thereby Connection Element is fixed on the Connection Element standing part, and each essential bus has terminal connecting portion at its other end and is connected on the lead-out terminal of main circuit breaker, and the distance size between the lead-out terminal no matter wherein, the Connection Element standing part is arranged in the distance of separating regulation each other equably, every essential bus also has sweep, sweep is integrally formed between terminal connecting portion and the Connection Element standing part, and has an inclination angle of depending on the position of corresponding output end.
According to the present invention, the rated electrical size of main circuit breaker no matter, the distance between the essential bus established part all is maintained fixed constant, thus the secondary busbar that is connected with essential bus is by standardization.
According to the present invention, the essential bus bending that is connected to main circuit breaker power output end at least once, thereby when the design distribution board, main circuit breaker is placed on the assigned position.Therefore, the installing space of main circuit breaker reduces greatly, has reduced the whole erection space thus.
According to another aspect of the present invention, a kind of distribution board is provided, it is characterized in that Connection Element comprises the cavity part, essential bus inserts wherein, and the through hole that is formed on cavity part top, through hole partly communicates with cavity, and the lower knuckle of cavity part becomes semicircle, and the bending of the bottom, cross section of every essential bus makes the bottom in essential bus cross section corresponding to the bottom of cavity part, and the depth of section of every essential bus changes according to the power capacity of main circuit breaker.
According to the present invention, essential bus basically forms and is circle, thereby even when the sectional area of essential bus according to the rated electrical of main circuit breaker and when changing greatly, the width of essential bus only is slight modification.Therefore, the Connection Element that is connected with secondary busbar with essential bus is by standardization.
According to another aspect of the present invention, provide a kind of distribution board, it is characterized in that each secondary busbar comprises a pair of flexure strip, this flexure strip is connected to essential bus slidably and flexibly.
Traditional secondary busbar is connected to essential bus by screw.According to the present invention, secondary busbar is flexibly to be connected to essential bus by a pair of flexure strip, thereby installment work makes things convenient for easily.
According to another aspect of the present invention, a kind of distribution board is provided, also comprise main circuit breaker strutting piece and auxiliary circuit breaker strutting piece, be used to regulate the height of main circuit breaker, auxiliary circuit circuit breaker and residual current circuit breaker, wherein each main circuit breaker strutting piece comprises: a pair of first stator that is securely fixed on the base plate, each first stator has a plurality of first fixing holes, and it separated the distance of regulation each other equably when first fixing hole was arranged; Be formed on the support chip of first stator the inner, this support chip extends upward the height of regulation; And be connected second stator between the support chip, this second stator has a plurality of second fixing holes, be used for fixing auxiliary circuit circuit breaker and residual current circuit breaker, it separated the distance of regulation each other equably when second fixing hole was arranged, and wherein the brace of main circuit breaker strutting piece by being used to connect second stator each other integral body link together, each is formed with line of cut above the brace, thereby can easily be separated from each other this brace.
According to the present invention, the circuit breaker strutting piece is made by metal material.Therefore, its durability is outstanding, and its physical form is not yielding when cutting circuit breaker strutting piece, and installment work makes things convenient for easily thus.
According to another aspect of the present invention, a kind of distribution board is provided, also comprise the insulating lid that covers essential bus and secondary busbar, wherein insulating lid comprises: the slot that is formed on its lower body part, busbar is inserted in this slot, and the fixed projection that is formed on the slot both sides, be used for supporting the busbar that is inserted in slot.
According to the present invention, effectively prevented when distribution board keeps in repair with inspection owing to contact the electric shock that busbar may cause.
According to a further aspect of the invention, a kind of distribution board is provided, also comprise transparency cover, be used to cover the remainder except that main circuit breaker, auxiliary circuit circuit breaker and residual current circuit breaker on the distribution board, wherein transparency cover according to the height of auxiliary circuit circuit breaker and residual current circuit breaker along the three-dimensional bending.
According to the present invention, can be easily and easily inspection be installed in being connected of various devices on the distribution board.
Description of drawings
In conjunction with the accompanying drawings, from following detailed, can more be expressly understood above and other objects of the present invention, feature and other advantage.In the accompanying drawings:
Fig. 1 is the perspective view of distribution board in accordance with a preferred embodiment of the present invention;
Fig. 2 is the perspective view according to the distribution board of another preferred embodiment of the present invention;
Fig. 3 represents the essential bus of the distribution board of the preferred embodiment of the present invention shown in Figure 2;
Fig. 4 is the perspective view according to the distribution board of another preferred embodiment of the present invention;
Fig. 5 is the decomposition diagram of the joint unit that uses in the distribution board of the preferred embodiment of the present invention shown in Figure 4;
Fig. 6 is the decomposition diagram of another joint unit of using in the distribution board of the preferred embodiment of the present invention shown in Figure 4;
Fig. 7 is the perspective view according to the distribution board of another preferred embodiment of the present invention;
Fig. 8 is the front view of the distribution board of the preferred embodiment of the present invention shown in Figure 7;
Fig. 9 is the front view according to the distribution board of another preferred embodiment of the present invention;
Figure 10 represents the longitudinal section that Connection Element according to the present invention is connected with essential bus;
Figure 11 a, 11b and 11c are the longitudinal sections according to the essential bus of another preferred embodiment of the present invention;
Figure 12 is the decomposition diagram according to secondary busbar of the present invention;
Figure 13 is the perspective view of main circuit breaker strutting piece in accordance with a preferred embodiment of the present invention;
Figure 14 is the perspective view of auxiliary circuit breaker strutting piece in accordance with a preferred embodiment of the present invention;
Figure 15 is the perspective view that the auxiliary circuit breaker strutting piece of the main circuit breaker strutting piece of the preferred embodiment of the present invention shown in Figure 13 and the preferred embodiment of the present invention shown in Figure 14 is assembled;
Figure 16 a is the perspective view according to the auxiliary circuit breaker strutting piece of another preferred embodiment of the present invention;
Figure 16 b is the end view of the auxiliary circuit breaker strutting piece of the preferred embodiment of the present invention shown in Figure 16 a;
Figure 17 is the perspective view of the insulating lid installed on the distribution board of the preferred embodiment of the present invention shown in Figure 2;
Figure 18 is the decomposition diagram of insulating lid in accordance with a preferred embodiment of the present invention;
Figure 19 is " A " enlarged drawing partly of the distribution board of the preferred embodiment of the present invention shown in Figure 17;
Figure 20 is the perspective view of transparency cover in accordance with a preferred embodiment of the present invention;
Figure 21 is the perspective view according to the transparency cover of another preferred embodiment of the present invention;
Figure 22 is the plane graph of traditional distribution board;
Figure 23 is the decomposition diagram of the secondary busbar that uses in traditional distribution board;
Figure 24 is the perspective view of conventional circuit breaker strutting piece;
Figure 25 is the perspective view that is contained in the circuit breaker on the conventional circuit breaker strutting piece.
Embodiment
Describe the preferred embodiments of the present invention in detail below with reference to accompanying drawing.
Fig. 1 is the perspective view of distribution board in accordance with a preferred embodiment of the present invention.
As shown in Figure 1, distribution board comprises: main circuit breaker 13 is used to switch on and off the electric power from the outside supply; And residual current circuit breaker 17, be used to switch on and off the electric power that distributes from main circuit breaker 13.Distribution board also comprises: essential bus 19 is used for main electric power is sent to main circuit breaker 13; And secondary busbar 21, be used to receive the electric power that distributes from essential bus 19 and the electric power that receives is fed to residual current circuit breaker 17.Have Connection Element 23 on secondary busbar 21, secondary busbar utilizes it to be connected respectively on the essential bus.
Therefore, the electric current of importing from the outside is fed on the main circuit breaker 13, transmits by the essential bus 19 that is connected with the lead-out terminal T of main circuit breaker 13, and is assigned to residual current circuit breaker 17 by the secondary busbar 21 that is connected with corresponding essential bus 19.
Essential bus 19 is contained on the distribution board in a large number.Each bar essential bus 19 has Connection Element standing part 191 in the one side, and the Connection Element 23 of secondary busbar 21 is fixed in the above.Each bar essential bus 19 has terminal connecting portion 195 at its opposite side, is connected to the lead-out terminal T of main circuit breaker 13.When Connection Element standing part 191 is arranged, the size of the distance D between the lead-out terminal T no matter is identical at interval equably each other apart from d.Be integrally formed sweep 193 between terminal connecting portion 195 and Connection Element standing part 191, it has a tiltangle, and its size depends on the position of the sub-T of corresponding output end.
Therefore, the rated electrical size of main circuit breaker 13 no matter, the distance between the established part of the different essential bus of distribution board all is maintained fixed constant, thus the secondary busbar that is connected with essential bus is by standardization.
Fig. 2 is the perspective view according to the distribution board of another preferred embodiment of the present invention.
As shown in Figure 2, distribution board 10 comprises: main circuit breaker 13, and electric current is imported wherein from current input terminal 131 that is connected with power transmission line; A plurality of auxiliary circuit circuit breakers 15 and residual current circuit breaker 17, the distributing electric power that is used for supplying from main circuit breaker 13 is to load.Main circuit breaker 13, auxiliary circuit circuit breaker 15 and residual current circuit breaker 17 are contained on the base plate 11 of distribution board 10.Power output end 133 of main circuit breaker 13 is connected to essential bus 19.One side of each auxiliary circuit circuit breaker 15 and residual current circuit breaker 17 is connected to secondary busbar 21.Secondary busbar 21 is connected to essential bus 19 by Connection Element 23 respectively.
Therefore, be fed to main circuit breaker 13 by the power transmission line electric current transmitted, and be assigned to auxiliary circuit circuit breaker 15 and residual current circuit breaker 17 by essential bus 19 and secondary busbar 21, wherein an end of every essential bus 19 is connected to main circuit breaker 13 corresponding power output end 133, and secondary busbar 21 is connected to corresponding essential bus 19.After this, electric current is fed to load by auxiliary circuit circuit breaker 15 and residual current circuit breaker 17.
Fig. 3 represents the essential bus of the distribution board of the preferred embodiment of the present invention shown in Figure 2.
As shown in Figure 3, essential bus 19 comprises: Connection Element standing part 191, fixed thereon of Connection Element; Sweep 193 extends upward from an end of Connection Element standing part 191; And terminal connecting portion 195, extend from the upper end of sweep 193, and perpendicular to sweep 193.Terminal connecting portion 195 is connected to power output end 133.
The reason of the established part bending of essential bus is that when the design distribution board, main circuit breaker 13 is placed in the space of specified altitude qualification.Therefore, the installing space of the main circuit breaker 13 of distribution board of the present invention is significantly less than traditional distribution board, thereby the whole erection space of distribution board is reduced.
Fig. 4 is the perspective view according to the distribution board of another preferred embodiment of the present invention.As long as the element in the distribution board shown in Figure 4 is represented same or analogous element corresponding to the element of distribution board shown in Figure 2 with regard to using identical reference symbol.
In this embodiment, used extra joint unit 22, thereby when the design distribution board, main circuit breaker 13 has been installed in the space of specified altitude qualification.In other words, distribution board of the present invention also comprises joint unit 22, and main circuit breaker 13 and essential bus 19 more effectively are connected to each other.That is, the distribution board according to the preferred embodiments of the present invention shown in Figure 4 is characterised in that main circuit breaker 13 and essential bus 19 link together each other slidably by joint unit 22.Therefore, reduced the installing space of main circuit breaker 13 greatly, thereby made the distribution board of manufacturing compacter.
Fig. 5 is the decomposition diagram of the joint unit that uses in the distribution board of the preferred embodiment of the present invention shown in Figure 4.
As shown in Figure 5, joint unit 22 comprises joint fastener 221 and essential bus standing part 223.Joint fastener 221 comprises: be formed on the terminal bonding part 2211 of one end, terminal bonding part 2211 has the first fixing hole 2211a and is connected with power output end 133 of main circuit breaker 13; Be formed on the standing part 2215 of its other end, standing part 2215 has the second fixing hole 2215b and is fixed on essential bus standing part 223; And sweep 2213, the one end is connected terminal bonding part 2211, and the other end is connected to standing part 2215, thereby makes main circuit breaker 13 be fixed on specified altitude by essential bus standing part 223.Essential bus standing part 223 is used for essential bus 19 is fixed on joint fastener 221.Essential bus standing part 223 comprises second Connection Element 2231 and retaining element 2233.In this embodiment, the joint fastener 221 and second Connection Element 2231 are made separately from each other, but the joint fastener 221 and second Connection Element 2231 can manufacture an integral body each other.
Second Connection Element 2231 has cavity part 2231a, and essential bus 19 can insert wherein; And the first through hole 2231b that communicates with cavity part 2231a.In this embodiment, cavity part 2231a preferably forms, and makes cavity part 2231a farthest contact the external peripheral surface of essential bus 19.It also is preferred forming threaded portion among the first through hole 2231b.
Retaining element 2233 comprises: the first retaining element 2233a, insert among the first through hole 2231b, and be used for fixing the essential bus 19 that is inserted among the cavity part 2231a; And the second retaining element 2233b, be used for fixing the first retaining element 2233a and joint fastener 221.
In this embodiment, can preferably as the first retaining element 2233a be a screw without a head, its external peripheral surface forms threaded portion and has the polygon inner surface.As the second retaining element 2233b, can use hold-down nut, wherein be screwed into the first retaining element 2233a.
Fig. 6 is the decomposition diagram of another joint unit of using in the distribution board of the preferred embodiment of the present invention shown in Figure 4.According to the present invention, the joint unit 22 of this embodiment is characterised in that second Connection Element 2231 shown in Figure 4 is integrally formed in an end of joint fastener 221.
Fig. 7 is the perspective view according to the distribution board of another preferred embodiment of the present invention, and Fig. 8 is the front view of the distribution board of the preferred embodiment of the present invention shown in Figure 7.As long as the distribution board element shown in Fig. 7 and 8 is just represented same or analogous element with identical reference symbol corresponding to distribution board element shown in Figure 2.Shown in Fig. 7 and 8, the sweep 193 of essential bus 19 manufactures, and according to the position of power output end 133 of main circuit breaker 13, sweep 193 and the vertical axis of Connection Element standing part 191 form the tiltangle 1 of regulation.
This be because, when the distance D between power output end 133 of main circuit breaker 13 greater than between the Connection Element standing part 191 of essential bus 19 apart from d the time, between the Connection Element standing part 191 of essential bus 19 can standardization apart from d.Therefore, the producer of distribution board can make secondary busbar 21 standardization that connect essential bus 19.
Fig. 9 is the front view according to the distribution board of another preferred embodiment of the present invention.As long as distribution board element shown in Figure 9 is just represented same or analogous element with identical reference symbol corresponding to the element of distribution board shown in Figure 8.In this embodiment, the distance D between power output end 133 of main circuit breaker 13 less than between the Connection Element standing part 191 of essential bus 19 apart from d.At this moment, the sweep 193 of essential bus 19 manufactures, and according to the position of power output end 133 of main circuit breaker 13, sweep 193 and the vertical axis of Connection Element standing part 191 form the tiltangle 2 of regulation.Therefore, between the Connection Element standing part 191 of essential bus 19 can be apart from d by standardization.
Figure 10 represents the longitudinal section that the essential bus of the preferred embodiment of the present invention shown in Figure 5 is connected with Connection Element.As shown in figure 10, second Connection Element 2231 portion within it has cavity part 2331a, and essential bus 19 is inserted in wherein.The upper surface of cavity part 2331a forms through hole 2331b.The recessed one-tenth of the lower surface of cavity part 2331a is semicircle.This embodiment is characterised in that, the cross section, lower part of essential bus 19 has the identical curvature of lower surface with the cavity part 2331a of second Connection Element 2231.
Therefore, according to power capacity, along with the variation of sectional area, the height H of essential bus 19 obviously changes, and the width W slight modification of essential bus 19.As a result, the distance between the essential bus 19 can standardization during distribution board in design, but and also standardization of secondary busbar 21.
When essential bus 19 has stayed surface 197 on the top in its cross section, when contacting with the end of retaining element 2333a, essential bus 19 can be securely fixed on second Connection Element 2231, thereby prevents that the unnecessary of essential bus 19 from moving, and keeps more stable contact.
Figure 11 a, 11b and 11c are the longitudinal sections according to the essential bus of another preferred embodiment of the present invention.Shown in Figure 11 a, 11b and 11c, the width of essential bus 19 and increase to w2 and h2 from w1 and h1 highly simultaneously, and the cross section, lower part of essential bus 19 contacts the lower surface of the cavity part 2331a of second Connection Element 2231, thereby adopts the various essential bus 19 of different cross-sectional according to power capacity.When the cross-sectional width of essential bus 19 during, only have the height of essential bus 19 to increase to h3, and the width w2 of essential bus 19 no longer changes, thereby the sectional area of essential bus 19 connect and increase corresponding to the width of cavity part 2331a.
As mentioned above, although use various essential bus, can use Connection Element, thereby can make the Connection Element standardization with same size with different cross-sectional.And, be contained in the various piece on the Connection Element, coupling part for example, but also standardization.
Figure 12 is the decomposition diagram according to secondary busbar of the present invention.
As shown in figure 12, secondary busbar 21 comprises: a pair of circuit breaker splicing ear 213 that is formed on the one end; The a pair of flexure strip 211 that is formed on its other end, flexure strip 211 slidably and flexibly engages with essential bus; And Connection Element 23.
Traditional secondary busbar 21 is connected on the essential bus by screw.On the other hand, the secondary busbar 21 of this embodiment flexibly is connected on the essential bus by a pair of flexure strip 211 according to the present invention, thereby makes installment work easy and convenient.
Figure 13 is the perspective view of main circuit breaker strutting piece in accordance with a preferred embodiment of the present invention.In this embodiment, the main circuit breaker strutting piece manufactures, and the main circuit breaker strutting piece not only is connected with circuit breaker, and is connected with the auxiliary circuit breaker strutting piece.
As shown in figure 13, main circuit breaker strutting piece 14 comprises: first stator 141; Support chip 143; Second stator 145; And brace 147.
In this embodiment, main circuit breaker strutting piece 14 is the structures with specified altitude, but main circuit breaker strutting piece 14 can be flat, thereby cuts away main circuit breaker strutting piece 14.
First stator 141 is securely fixed on the base plate 11.Each first stator 141 has a plurality of fixing holes 1411.First stator 141 preferably is fixed on the base plate 11 by fixed screw being screwed in first fixing hole 1411.
In this embodiment, the main shaft of each first fixing hole 1411 is preferably more than the distance between at least two installing holes 111.When constructing first fixing hole 1411 as mentioned above, main circuit breaker strutting piece 14 can be installed on the base plate 11 effectively.
Support chip 143 is integrally formed in the inboard of first stator 141 respectively, protrudes upward specified altitude simultaneously.
Second stator 145 is formed between the support chip 143, makes second stator 145 be connected to the upper end of support chip 143.On second stator 145, form a plurality of second fixing holes 1451 and a plurality of the 3rd fixing hole 1453, make second fixing hole 1451 leave the distance of regulation each other, and make the 3rd fixing hole 1453 leave the distance of regulation mutually.Between the 3rd fixing hole 1453 and brace 147, form and strengthen projection 1455.Second fixing hole, 1451 circuit breakers for screw stays, the 3rd fixing hole 1453 auxiliary circuit breaker strutting pieces for screw stays.The effect that strengthens projection 1455 is, when being connected to some main circuit breaker strutting pieces 14 excisions of brace 147, prevents that power that the user applies from causing the crooked of some second stators 145 of being connected to brace 147 or reverse.
On brace 147, form line of cut 1471, thereby can easily carry out cutting operation if necessary.
Figure 14 is the perspective view of auxiliary circuit breaker strutting piece in accordance with a preferred embodiment of the present invention.
As shown in figure 14, the auxiliary circuit breaker strutting piece comprises first bonding pad 142, support chip 144, the second bonding pads 146 and brace 148.
First joint fastener 142 is securely fixed on the main circuit breaker strutting piece.First joint fastener 142 has at least one first conjugate foramen 1422.Form to strengthen projection 1424 between first conjugate foramen 1422 and brace 148, its function as described above.
First joint fastener 142 preferably is screwed into first conjugate foramen 1422 by fixed screw and is installed on the main circuit breaker strutting piece.In this embodiment, the main shaft of first conjugate foramen 1422 is preferably more than at least two the 3rd distances between the fixing hole 1453.When constructing first conjugate foramen 1422 as mentioned above, the auxiliary circuit breaker strutting piece can be contained on the main circuit breaker strutting piece effectively.
Support chip 144 is integrally formed in the both sides of first joint fastener 142 respectively, protrudes upward specified altitude simultaneously.
Second joint fastener 146 is respectively formed at the upper end of support chip 144, makes 146 bendings of second joint fastener leave first joint fastener 142.Each second joint fastener 146 has at least one second conjugate foramen 1462, wherein has threaded portion, thereby second joint fastener 146 is fixed on the circuit breaker by screw.
Form line of cut 1482 on the brace 148, thereby carry out cutting operation if necessary easily.
In this embodiment, at least one strengthens projection 1426 and is formed on first joint fastener 142 and is connected on the position of support chip 144.Strengthening projection 1426 is used for preventing that support chip 144 is bent downwardly when circuit breaker is contained on second joint fastener 146.
Figure 15 is the perspective view of the auxiliary circuit breaker strutting piece assembling of the main circuit breaker strutting piece of the preferred embodiment of the present invention shown in Figure 13 and the preferred embodiment of the present invention shown in Figure 14.
As shown in figure 15, no matter the position of the 3rd fixing hole 1453 where, is formed on first conjugate foramen 1422 on first joint fastener 142, communicates with a plurality of the 3rd fixing holes 1453 on being formed on second stator 145.Therefore, when being contained on main circuit breaker strutting piece and the auxiliary circuit breaker strutting piece, circuit breaker reduced installing space.
Figure 16 a is the perspective view according to the auxiliary circuit breaker strutting piece of another preferred embodiment of the present invention, and Figure 16 b is the end view of the auxiliary circuit breaker strutting piece of the preferred embodiment of the present invention shown in Figure 16 a.As long as the distribution board element shown in Figure 16 a and the 16b is just represented same or analogous element with identical reference symbol corresponding to the distribution board element shown in Figure 14.
Shown in Figure 16 a, the auxiliary circuit breaker strutting piece of this embodiment also comprises the 3rd joint fastener 149 according to the present invention.In this embodiment, preferably excise the regulation zone of support chip 144, thereby form the 3rd joint fastener 149, but sheet metal can be fixed on the auxiliary circuit breaker strutting piece, thereby form the 3rd joint fastener 149.Form the 3rd conjugate foramen 1492 on each the 3rd joint fastener 149, have threaded portion above, thereby the 3rd joint fastener 149 is fixed on the main circuit breaker strutting piece by screw.
Shown in Figure 16 b, the length of the 3rd joint fastener 149 is than the length of second joint fastener 146.Preferably, the 3rd conjugate foramen 1492 of the 3rd joint fastener 149 is formed near the outer end of second joint fastener 146.
The reason that forms the auxiliary circuit breaker strutting piece as mentioned above is that circuit breaker can be fixed on the auxiliary circuit breaker strutting piece by screw in advance when making distribution board.Therefore, can easily He easily circuit breaker be installed on the main circuit breaker strutting piece.
Figure 17 is the perspective view of the insulating lid installed on the distribution board of the preferred embodiment of the present invention shown in Figure 2.On essential bus 19 and secondary busbar 21 insulating lid 25 and 26 are housed, each all is to make with the synthetic resin with insulating property (properties).
Figure 18 is the decomposition diagram of insulating lid in accordance with a preferred embodiment of the present invention.
Insulating lid 25 has slot 255 in the bottom of its main body 253, extends longitudinally, thereby secondary busbar 21 is inserted in the slot 255.Both sides at slot 255 form fixed projection 257, when secondary busbar 21 inserts slot 255 lower part of secondary busbar 21 both sides are firmly fixed thus.
Therefore, insulating lid 25 just can be fixed to the top of secondary busbar 21, perhaps separation with it simply by the mode that touches.After insulating lid 25 was fixed on the secondary busbar 21, the top of secondary busbar 21 and side part and external isolation can fully be checked the operator or are keeped in repair distribution board and do not shocked by electricity, and do not interrupt supply of electric power simultaneously.
And secondary busbar 21 has sweep 213a at its two ends, is vertical curve.Simply, the main body 253 of insulating lid 25 has extension 259 at its two ends, and is corresponding with sweep 213a respectively.Therefore, can cover sweep 213a effectively.
Secondary busbar 21 also has Connection Element 23.Have cavity part 251 below main body 253, wherein the top of the Connection Element 23 that is connected with secondary busbar 21 is inserted in wherein.Therefore, Connection Element 23 is effectively covered.
Essential bus 19 and secondary busbar 21 be divided in use R mutually, S phase, T mutually with N mutually.Insulating lid 25 is made the particular color corresponding with the busbar phase place.Therefore, the insulating lid with the color of preestablishing is used for corresponding busbar, though busbar do not indicate in a different manner, can easily distinguish the phase place of busbar.
Figure 19 is " A " enlarged drawing partly of the distribution board of the preferred embodiment of the present invention shown in Figure 17.As shown in figure 19, insulating lid 26 is applied in the exposed region of essential bus 19.Except having changed according to essential bus 19 structure of insulating lid, the formation of insulating lid 26 is identical with above-mentioned insulating lid 25.
The insulating lid 26 of essential bus has slot 263 in a side of its main body 261, and essential bus 19 is inserted in wherein.Both sides at slot 263 form fixed projection 265, when essential bus 19 inserts slot 263, are used to firmly fix the both sides of essential bus 19.Therefore, the outside of essential bus 19 is effectively covered.Upper and lower end in main body 261 has extension 267, corresponding to the terminal connecting portion 195 of essential bus 19, thereby terminal connecting portion 195 is also covered effectively.
Figure 20 is the perspective view of transparency cover in accordance with a preferred embodiment of the present invention.
According to the present invention, transparency cover 27 is installed in the front of distribution board.Transparency cover 27 is preferably when forming, according to the height that is contained in auxiliary circuit circuit breaker, residual current circuit breaker and main circuit breaker on the distribution board, at three-dimensional curved transparent lid 27.According to the present invention, the transparent panel made from Merlon can be used to make transparency cover 27.Transparent panel can utilize common crooked machine easily to carry out bending.
As shown in figure 20, some corresponding with circuit breaker top on the transparency cover 27 zones are opened, and make the switch sections of circuit breaker be exposed to the outside.Particularly, transparency cover 27 has a plurality of circuit breaker exposed holes 271 and 273, and a plurality of fixing hole 275.Transparency cover 27 is securely fixed on the main circuit breaker by screw.In this embodiment, the two ends of transparency cover 27 preferably are bent upwards, thereby improve the durability of transparency cover 27.
Figure 21 is the perspective view according to the transparency cover of another preferred embodiment of the present invention.As long as the element of the transparency cover shown in Figure 21 is just represented same or analogous element with identical reference symbol corresponding to the element of transparency cover shown in Figure 20.
As shown in figure 21, transparency cover 27 also comprises brace 277, and the one end is connected to the lower surface of transparency cover 27, and the other end inserts main circuit breaker regularly.Preferably, the inclination angle of brace 277 vertical axis below transparency cover 27 with regulation.Therefore, transparency cover is fixed on the main circuit breaker more reposefully by the elastic force of brace.
Can be clear that from top description the invention provides a kind of distribution board, the installing space that wherein is contained in the main circuit breaker on the distribution board reduces greatly.Therefore, in the time of in distribution board is installed in building walls, the present invention can reduce to act on the load of building effectively.And the whole erection space has reduced, thereby has the outward appearance of good-looking pleasant when distribution board is installed in the building walls outside, and the user can freely select the installing space of distribution board.
According to the present invention, no matter use which kind of type main circuit breaker, the distance between a plurality of essential bus established parts all remains unchanged, and every all is that the essential bus of circular cross-section is used in the distribution board.Therefore, the different device that uses in the distribution board is by standardization, thereby can produce these devices in batches.
According to the present invention, the durability of circuit breaker strutting piece is outstanding, crooked easily and cutting, and its physical form is not yielding when cutting circuit breaker strutting piece, uses essential bus and secondary busbar when the design distribution board, thereby the manufacture process of distribution board is carried out easily.
According to the present invention, be exposed to outside essential bus and secondary busbar and be insulated the lid covering.Therefore, can prevent effectively because maintenance contacts the electric shock that busbar causes when checking distribution board.
According to the present invention, the whole erection space except that various circuit-breakers and residual current circuit breaker is covered by transparency cover.Therefore, the manager of distribution board can be easily with check being connected of the various devices installed on the distribution board easily.
Although described the preferred embodiments of the present invention for illustrative purposes, persons skilled in the art should be appreciated that under the condition that does not depart from the scope of the invention that claims provide and spirit, can make different modifications, increase and substitute.

Claims (19)

  1. One kind will be from the distributing electric power of power transmission line input to load distribution board, described distribution board comprises: base plate; Be contained in main circuit breaker, auxiliary circuit circuit breaker and residual current circuit breaker on the base plate; A plurality of essential bus that receive electric power from main circuit breaker; And at least one secondary busbar, secondary busbar is connected to essential bus by Connection Element respectively, and at least one end of secondary busbar is connected electrically to corresponding auxiliary circuit circuit breaker and corresponding residual current circuit breaker,
    Wherein every essential bus has the Connection Element standing part at the one end, and Connection Element is fixed on the Connection Element standing part, and every essential bus its other end have terminal connecting portion be connected to main circuit breaker lead-out terminal and
    Wherein the arrangement of Connection Element standing part makes, the distance size between the lead-out terminal no matter, it separates the distance of regulation each other equably, and every essential bus also has the sweep between terminal connecting portion of being integrally formed in and the Connection Element standing part, and this sweep has the inclination angle of depending on the sub-position of corresponding output end.
  2. 2. distribution board as claimed in claim 1, wherein said secondary busbar comprises: a pair of circuit breaker splicing ear that is formed on the one end; The a pair of flexure strip that is formed on its other end, this flexure strip slidably and flexibly engages with essential bus.
  3. 3. distribution board as claimed in claim 1 or 2, it further comprises main circuit breaker strutting piece and auxiliary circuit breaker strutting piece, is used to regulate the height of main circuit breaker, auxiliary circuit circuit breaker and residual current circuit breaker,
    Wherein each main circuit breaker strutting piece comprises:
    A pair of first stator that is securely fixed on the base plate, each first stator has a plurality of first fixing holes, and it separated the distance of regulation each other equably when first fixing hole was arranged;
    Be formed on the support chip of first stator the inner, this support chip extends upward the height of regulation; And
    Be connected second stator between the support chip, second stator has a plurality of second fixing holes, is used for fixing auxiliary circuit circuit breaker and residual current circuit breaker, and it separated the distance of regulation each other equably when second fixing hole was arranged, and
    Wherein the brace of main circuit breaker strutting piece by being used to connect second stator each other integral body link together, each is formed with line of cut above the brace, thereby can easily be separated from each other this brace.
  4. 4. distribution board as claimed in claim 3,
    Wherein base plate has a plurality of installing holes, and
    Wherein first fixing hole is connected to installing hole by bolt, and the main shaft of each first fixing hole is greater than the distance between at least two installing holes.
  5. 5. distribution board as claimed in claim 3, wherein second stator has the enhancing projection in the bottom of brace.
  6. 6. distribution board as claimed in claim 3,
    Wherein each auxiliary circuit breaker strutting piece comprises:
    Be securely fixed in first joint fastener on the corresponding main circuit breaker strutting piece, this first joint fastener has at least one first conjugate foramen;
    At the integrally formed support chip in the first joint fastener both sides, this support chip extends upward the height of regulation respectively; And
    Be respectively formed at second joint fastener of support chip upper end, each second joint fastener has at least one second conjugate foramen, and
    Wherein the auxiliary circuit breaker strutting piece is by being used to connect whole mutually connection of brace of first joint fastener, and each is formed with line of cut above the brace, thereby can easily be separated from each other this brace.
  7. 7. distribution board as claimed in claim 6, wherein each auxiliary circuit breaker strutting piece also comprises by regional the 3rd joint fastener that forms of the regulation of cutting support chip, the 3rd joint fastener has the 3rd conjugate foramen, and is fixed on the main circuit breaker strutting piece by the 3rd conjugate foramen.
  8. 8. as claim 6 or 7 described distribution boards,
    Wherein second stator of each main circuit breaker strutting piece has a plurality of the 3rd fixing holes, is used to firmly fix corresponding auxiliary circuit breaker strutting piece, and
    Wherein first conjugate foramen is connected to the 3rd fixing hole by bolt, and the main shaft of first conjugate foramen is greater than the distance between at least two the 3rd fixing holes.
  9. 9. distribution board as claimed in claim 6 wherein also comprises the enhancing projection that is formed between first conjugate foramen and the brace.
  10. 10. distribution board as claimed in claim 1 or 2 also comprises insulating lid, is used to cover essential bus and secondary busbar,
    Wherein this insulating lid comprises: be formed on the slot of its lower body part, busbar is inserted in this slot; And the fixed projection that is formed on the slot both sides, be used for supporting the busbar that inserts slot.
  11. 11. distribution board as claimed in claim 10, wherein the main body of insulating lid is indicated different concrete colors according to the power phase that flows through busbar.
  12. 12. distribution board as claimed in claim 1 or 2 also comprises transparency cover, is used to cover the remainder except that main circuit breaker, auxiliary circuit circuit breaker and residual current circuit breaker on the distribution board,
    Wherein this transparency cover according to the height of auxiliary circuit circuit breaker and residual current circuit breaker along the three-dimensional bending.
  13. 13. distribution board as claimed in claim 12, wherein transparency cover also comprises the brace that is inserted in securely in the main circuit breaker.
  14. 14. distribution board as claimed in claim 3 also comprises transparency cover, is used to cover the remainder except that main circuit breaker, auxiliary circuit circuit breaker and residual current circuit breaker on the distribution board,
    Wherein this transparency cover according to the height of auxiliary circuit circuit breaker and residual current circuit breaker along the three-dimensional bending.
  15. 15. distribution board as claimed in claim 10 also comprises transparency cover, is used to cover the remainder except that main circuit breaker, auxiliary circuit circuit breaker and residual current circuit breaker on the distribution board,
    Wherein this transparency cover according to the height of auxiliary circuit circuit breaker and residual current circuit breaker along the three-dimensional bending.
  16. 16. one kind will be from the distributing electric power of power transmission line input to load distribution board, described distribution board comprises: base plate; Be contained in main circuit breaker, auxiliary circuit circuit breaker and residual current circuit breaker on the base plate; A plurality of essential bus that receive electric power from main circuit breaker; And at least one secondary busbar, secondary busbar is connected to essential bus by Connection Element respectively, and at least one end of secondary busbar is connected electrically to corresponding auxiliary circuit circuit breaker and corresponding residual current circuit breaker; And the joint unit that is used to connect essential bus and main circuit breaker,
    Wherein, each joint unit comprises:
    Joint fastener is connected with power output end of main circuit breaker, and
    The essential bus standing part is used for essential bus is fixed to joint fastener,
    Wherein, described joint fastener comprises:
    Be formed on the terminal bonding part of one end, make this terminal bonding part be connected to power output end of main circuit breaker, this terminal bonding part has fixing hole:
    Be formed on the essential bus standing part of its other end, make this essential bus standing part join corresponding essential bus slidably to; And
    Sweep, an end of this sweep is connected on the terminal bonding part, and the other end is connected on the essential bus standing part, thereby main circuit breaker is positioned on the specified altitude based on the essential bus standing part.
  17. 17. distribution board as claimed in claim 16, wherein the essential bus standing part comprises:
    Second Connection Element, it has the cavity part, and essential bus inserts wherein; And first through hole that partly communicates with cavity; And
    Retaining element, its first retaining element that has is screwed in first through hole by screw, is used for fixing the essential bus that inserts in the cavity.
  18. 18. distribution board as claimed in claim 17, wherein said joint fastener comprises:
    Be formed on the terminal bonding part of one end, make this terminal bonding part be connected to power output end of main circuit breaker, this terminal bonding part has fixing hole;
    Be formed on the standing part of its other end, make this standing part join corresponding essential bus slidably to; And
    Sweep, an end of this sweep is connected on the terminal bonding part, and the other end is connected on the standing part, thereby main circuit breaker is positioned on the specified altitude based on standing part.
  19. 19. distribution board as claimed in claim 17,
    Wherein second Connection Element has the cavity part, and essential bus inserts wherein, and it is semicircle that the lower knuckle of cavity becomes, and
    Wherein the bending of the bottom, cross section of essential bus makes the bottom in essential bus cross section corresponding to the bottom of cavity, and the depth of section of essential bus changes according to the power capacity of main circuit breaker.
CNB2004100390668A 2003-01-29 2004-01-29 Distribution board Expired - Fee Related CN1322644C (en)

Applications Claiming Priority (18)

Application Number Priority Date Filing Date Title
KR10-2003-0005870 2003-01-29
KR1020030005870 2003-01-29
KR10-2003-0005870A KR100518790B1 (en) 2003-01-29 2003-01-29 Apparatus of switch board on framed
KR20-2003-0007570 2003-03-13
KR2020030007570 2003-03-13
KR10-2003-0015874 2003-03-13
KR20-2003-0007570U KR200317448Y1 (en) 2003-03-13 2003-03-13 A bus-bar insulation cover for cabinet panel
KR1020030015874A KR100550180B1 (en) 2003-03-13 2003-03-13 cabinet panel
KR1020030015874 2003-03-13
KR1020030016166 2003-03-14
KR10-2003-0016155 2003-03-14
KR10-2003-0016166A KR100532152B1 (en) 2003-03-14 2003-03-14 Apparatus for supporting circuit breaker
KR10-2003-0016155A KR100500405B1 (en) 2003-03-14 2003-03-14 A cabinet panel
KR1020030016155 2003-03-14
KR10-2003-0016166 2003-03-14
KR10-2003-0024097 2003-04-16
KR1020030024097A KR100543741B1 (en) 2003-04-16 2003-04-16 A major bus-bar for cabinet panel
KR1020030024097 2003-04-16

Publications (2)

Publication Number Publication Date
CN1527452A CN1527452A (en) 2004-09-08
CN1322644C true CN1322644C (en) 2007-06-20

Family

ID=34382289

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100390668A Expired - Fee Related CN1322644C (en) 2003-01-29 2004-01-29 Distribution board

Country Status (1)

Country Link
CN (1) CN1322644C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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
FR3041436B1 (en) * 2015-09-17 2017-10-20 Schneider Electric Ind Sas MEASURING DEVICE FOR HIGH VOLTAGE APPARATUS CELL

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04368406A (en) * 1991-06-15 1992-12-21 Matsushita Electric Works Ltd Branching device for distribution board
CN1280409A (en) * 1999-07-12 2001-01-17 松下电工株式会社 Distribution panel
JP2001095114A (en) * 1999-09-22 2001-04-06 Kawamura Electric Inc Distribution board for house

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04368406A (en) * 1991-06-15 1992-12-21 Matsushita Electric Works Ltd Branching device for distribution board
CN1280409A (en) * 1999-07-12 2001-01-17 松下电工株式会社 Distribution panel
JP2001095114A (en) * 1999-09-22 2001-04-06 Kawamura Electric Inc Distribution board for house

Also Published As

Publication number Publication date
CN1527452A (en) 2004-09-08

Similar Documents

Publication Publication Date Title
KR20090111721A (en) Terminal for connecting bus bar to printed circuit board
KR100805392B1 (en) A bus-bar fixing holder for distribution switchboard
KR100973944B1 (en) The plug for the cabinet panel
KR102146064B1 (en) Connecting bracket of distribution panel and distribution panel having the same
US6707688B2 (en) Electric apparatus with electric terminals and fused structures
US6317312B1 (en) Power-supply breaker apparatus
US4156121A (en) Molded breaker case housing molded case circuit breaker
CN1322644C (en) Distribution board
KR100550205B1 (en) cabinet panel
KR100594903B1 (en) Distribution switchboard
KR100550180B1 (en) cabinet panel
JP4385976B2 (en) Distribution board
JP4958282B2 (en) Breaker unit
US20040074748A1 (en) Supporting base for a circuit breaker
KR100735862B1 (en) Fix-connect type magnetic-lines bus-bar for power equipment
KR101302576B1 (en) Smart power distribution board
KR101096761B1 (en) power controller for distributing case
CN208722823U (en) Input power connector
KR102674043B1 (en) Earth leakage breaker and pcb module provided in earth leakage breaker
JP3284157B2 (en) Switchboard
CN219677798U (en) Intelligent power and capacitance integrated machine
KR100543741B1 (en) A major bus-bar for cabinet panel
KR200284459Y1 (en) integration switch box
CN211208354U (en) Intelligent combination switch
KR20110058486A (en) Printed circuit board 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
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070620

Termination date: 20110129