CN201498611U - Bus bar for power transmission - Google Patents
Bus bar for power transmission Download PDFInfo
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- CN201498611U CN201498611U CN2009203089825U CN200920308982U CN201498611U CN 201498611 U CN201498611 U CN 201498611U CN 2009203089825 U CN2009203089825 U CN 2009203089825U CN 200920308982 U CN200920308982 U CN 200920308982U CN 201498611 U CN201498611 U CN 201498611U
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Abstract
The utility model relates to a bus bar for power transmission. The bus bar for power transmission of the utility model comprises an aluminum row and two copper-aluminum connection structure components, the copper-aluminum connection structure components are composed of copper plates and cast aluminum plate components which are obtained through casting with the copper plates as the embedded components, one ends of the cast aluminum plate components is welded together with the aluminum row, and thereby two copper-aluminum connection structure components can be respectively located on two ends of the aluminum row. The bus bar for power transmission has excellent electricity conducting performance, high reliability, and long service life, and can form a power circuit with long distance transportation and low pressure high current.
Description
Technical field
The utility model relates to the bus that a kind of power supply or distribution are used.
Background technology
Industrial and mining enterprises' production, office and household electricity, generally all be self-built power transformation room, electric company by high tension transmission to the power transformation room, convert the 380V/220V electricity consumption to after, by stube cable electric power is delivered to each electricity consumption cabinet, then power consumption equipment is inserted the electricity consumption cabinet and obtain electric power.
Traditional structure is to use cable directly to send.Along with the increasingization and the centralization of power consumption, in order to reduce line loss, make things convenient for distributing electric power and supply line's construction and to safeguard that part industrial and mining enterprises have adopted the structure of copper busbar power supply.In fact so-called bus is exactly to substitute traditional cable with copper bar directly to send electricity, requires to set up crane span structure from the transformer to the workshop fixing bus in the crane span structure according to power consumption.Like this can high-power ground transmission of electric energy, transmission line construction, easy to maintenance not only, and can reduce line loss.The structure of bussed supply has the trend that is adopted by more and more enterprises.
But the content of copper metal in the earth is less, holds at high price, and the trend that continues rising is arranged, and adopts the structure of copper busbar power supply to bring very big economic pressures for vast industrial and mining enterprises.
The metallic aluminium light specific gravity, earth content is abundant, and is with low cost, conduction, good heat conductivity.The proportion of metallic aluminium is equivalent to 30% of copper, and unit price is equivalent to 1/3 of metallic copper, and conductance is about 63% of metallic copper.In theory, the metallic aluminium Alloy instead of Copper is carried onesize electric current, and using the cost of metallic aluminium under the situation of line loss unanimity is 16% of metallic copper.In fields such as electric power, electrical equipment, with metallic aluminium alternative metals copper, be subjected to experts and scholars' extensive concern, but because aluminium row is when being connected by securing member between aluminium is arranged, in use influence electric conductivity in the joint, influenced the process of metallic aluminium instead of copper because of producing oxide layer on aluminium row surface.
Chinese patent literature CN1119842C discloses a kind of electrically conductive terminal cast with Al-Cu alloy and manufacturing process thereof, this method is that copper spare is cast in metal mold with the aluminium liquid of molten state after preheating under the reducing atmosphere, the intersolubility that the surface electrical of copper spare wherein is coated with one deck and copper, aluminium is good, and with aluminium, the copper metal that alloy that the back forms has good electrical properties that dissolves each other.Described electrically conductive terminal cast with Al-Cu alloy is used for Zinc electrolysis negative plate, can realize the overlap joint between minus plate and the bus-bar, promptly relies on the deadweight of minus plate, and copper spare exposed junction directly contacts with bus-bar, and has reached the transmission of electric current.This method of attachment is to realize minus plate installation mechanization and adopt the requisite prerequisite of zinc mechanization.This shows that the document does not provide the technology enlightenment that its electrically conductive terminal cast with Al-Cu alloy is applied to the connection between the bus.
The utility model content
The purpose of this utility model provides and a kind ofly conducts electricity very well, reliability height, long service life, can constitute the electric power transfer bus of long electric line for transmitting low-voltage heavy.
The technical scheme that realizes the utility model purpose is: a kind of electric power transfer of the present utility model comprises aluminium row and 2 copper aluminium johning knot members with bus; 2 copper aluminium johning knot members are divided into the first bronze medal aluminium johning knot member and the second bronze medal aluminium johning knot member;
The first bronze medal aluminium johning knot member comprises first copper coin and the first cast aluminium plate that obtains through casting as inserts with first copper coin; First copper coin comprises the first fine copper plate body and the one group of bolt hole that is positioned at right part that is opened on the first fine copper plate body; The trailing flank densification of the left part of the leading flank of the right part of the first cast aluminium plate and first copper coin links together; Scribble insulative water-proof protective layer on that the expose adjacent side of the first cast aluminium plate and first copper coin between the two with contact-making surface;
The second bronze medal aluminium johning knot member comprises second copper coin and the second cast aluminium plate that obtains through casting as inserts with second copper coin; Second copper coin comprises the second fine copper plate body and the one group of bolt hole that is positioned at left part that is opened on the second fine copper plate body; The leading flank densification of the right part of the trailing flank of the left part of the second cast aluminium plate and second copper coin links together; Scribble insulative water-proof protective layer on that the expose adjacent side of the second cast aluminium plate and second copper coin between the two with contact-making surface;
The plate body right side that the first bronze medal aluminium johning knot member is arranged with aluminium by the left side of its first cast aluminium plate is weldingly fixed on, the plate body left side that the second bronze medal aluminium johning knot member is arranged with aluminium by the right side of its second cast aluminium plate is weldingly fixed on, and constitutes bus.
First copper coin of the above-mentioned first bronze medal aluminium johning knot member also comprises the one group of connecting hole that is positioned at left part that is opened on the first fine copper plate body; Connecting hole has 11, and size is consistent, is divided into 3 groups, and every group of connecting hole all arranged according to above-below direction one straight line, is followed successively by first group of connecting hole, second group of connecting hole and the 3rd group of connecting hole from right to left; First group of connecting hole has 4, equidistantly is distributed in from top to bottom on the first fine copper plate body; Second group of connecting hole is positioned at the left side of first group of connecting hole, has 3, equidistantly be distributed in from top to bottom on the first fine copper plate body, and between two first group of adjacent connecting holes; The 3rd group of connecting hole is positioned at the left side of second group of connecting hole, has 4, equidistantly be distributed in from top to bottom on the first fine copper plate body, and over against each first group of connecting hole; One group of bolt hole of first copper coin has 3, and each bolt hole is and is the oval hole, and equidistantly distributes according to above-below direction;
The first cast aluminium plate is included in the first cast aluminium mainboard that forms in the casting and is connected the first cast aluminium joint on the first cast aluminium mainboard right side; The first cast aluminium joint comprises the first cast aluminium fishplate bar and is connected one group of columniform joint pin on the first cast aluminium fishplate bar from the place ahead; The cross section of the first cast aluminium mainboard is 1.2 to 2.5 times of cross section of the first cast aluminium fishplate bar; The trailing flank of the trailing flank of the first cast aluminium fishplate bar and the first cast aluminium mainboard is positioned on the same plane, joint pin has 11, size is consistent, be divided into 3 groups, every group of joint pin all arranged according to above-below direction one straight line, is followed successively by first group of joint pin, second group of joint pin and the 3rd group of joint pin to the left side from the right side; The right flank densification of the first cast aluminium mainboard is connected on the left surface of the first fine copper plate body, and the front end face of the front end face of the first fine copper plate body and the first cast aluminium mainboard is in the same plane; Each joint pin of the first cast aluminium joint is filled in the corresponding connecting hole of the first fine copper plate body, and is connected with each corresponding hole wall densification of the first fine copper plate body; First group of joint pin is corresponding with first group of connecting hole, and second group of joint pin is corresponding with second group of connecting hole, and the 3rd group of joint pin is corresponding with the 3rd group of connecting hole;
Second copper coin of the above-mentioned second bronze medal aluminium johning knot member also comprises the one group of connecting hole that is positioned at right part that is opened on the second fine copper plate body; Connecting hole has 11, and size is consistent, is divided into 3 groups, and every group of connecting hole all arranged according to above-below direction one straight line, is followed successively by first group of connecting hole, second group of connecting hole and the 3rd group of connecting hole from left to right; First group of connecting hole has 4, equidistantly is distributed in from top to bottom on the second fine copper plate body; Second group of connecting hole is positioned at the right side of first group of connecting hole, has 3, equidistantly be distributed in from top to bottom on the second fine copper plate body, and between two first group of adjacent connecting holes; The 3rd group of connecting hole is positioned at the right side of second group of connecting hole, has 4, equidistantly be distributed in from top to bottom on the first fine copper plate body, and over against each first group of connecting hole; One group of bolt hole of second copper coin has 3, and each bolt hole is and is the oval hole, and equidistantly distributes according to above-below direction;
The second cast aluminium plate is included in the second cast aluminium mainboard that forms in the casting and is connected the second cast aluminium joint in second cast aluminium mainboard left side; The second cast aluminium joint comprises the second cast aluminium fishplate bar and is connected one group of columniform joint pin on the second cast aluminium fishplate bar from the rear; The cross section of the second cast aluminium mainboard is 1.2 to 2.5 times of cross section of the second cast aluminium fishplate bar; The leading flank of the leading flank of the second cast aluminium fishplate bar and the second cast aluminium mainboard is positioned on the same plane, joint pin has 11, size is consistent, be divided into 3 groups, every group of joint pin all arranged according to above-below direction one straight line, is followed successively by first group of joint pin, second group of joint pin and the 3rd group of joint pin to the right side from the left side; The left surface densification of the second cast aluminium mainboard is connected on the right flank of the second fine copper plate body, and the rear end face of the rear end face of the second fine copper plate body and the first cast aluminium mainboard is in the same plane; Each joint pin of the second cast aluminium joint is filled in the corresponding connecting hole of the second fine copper plate body, and is connected with each corresponding hole wall densification of the second fine copper plate body; First group of joint pin is corresponding with first group of connecting hole, and second group of joint pin is corresponding with second group of connecting hole, and the 3rd group of joint pin is corresponding with the 3rd group of connecting hole.
The above-mentioned first cast aluminium plate upwards is coated on the left end of the first fine copper plate body the first cast aluminium plate from front and back when casting; The first cast aluminium joint of the first cast aluminium plate comprises that also first coats fishplate bar; First coats fishplate bar is shaped simultaneously with joint pin when being shaped and is connected as a single entity, and the trailing flank densification of the first coating fishplate bar is connected on the leading flank of left part of the first fine copper plate body; The front end face of the first coating fishplate bar and the front end face of the first cast aluminium mainboard are in the same plane;
The above-mentioned second cast aluminium plate upwards is coated on the right-hand member of the second fine copper plate body from front and back that the second cast aluminium joint of the second cast aluminium plate comprises that also second coats fishplate bar the second cast aluminium plate when casting; Second coats fishplate bar is shaped simultaneously with joint pin when being shaped and is connected as a single entity, and the leading flank densification of the second coating fishplate bar is connected on the trailing flank of right part of the second fine copper plate body; The rear end face of the second coating fishplate bar and the rear end face of the second cast aluminium mainboard are in the same plane.
First copper coin of the above-mentioned first bronze medal aluminium johning knot member also comprises 2 link slots; Article 2, link slot divides the left and right sides setting, is divided into right side link slot and left side link slot; The right side link slot is opened on the first fine copper plate body, and is positioned at the front side of the first fine copper plate body, overlaps with the position of first group of connecting hole, and width slightly is wider than the diameter of first group of connecting hole; The left side link slot is opened on the first fine copper plate body, and is positioned at the front side of the first fine copper plate body, overlaps with the position of the 3rd group of connecting hole, and its width is identical with the width of right side link slot;
The first cast aluminium plate of the above-mentioned first bronze medal aluminium johning knot member also is included in 2 connecting plates in the corresponding link slot that is filled in the first fine copper plate body that forms in the casting; 2 connecting plates divide the left and right sides setting, are divided into right side connecting plate and left side connecting plate; And each connecting plate when being shaped and corresponding 4 joint pins of rear side be shaped simultaneously and be connected as a single entity, and link together with the corresponding link slot densification of first copper coin; Right side connecting plate wherein is corresponding with first group of joint pin and right side link slot, and the left side connecting plate is corresponding with the 3rd group of joint pin and left side link slot;
Second copper coin of the above-mentioned second bronze medal aluminium johning knot member also comprises 2 link slots; Article 2, link slot divides the left and right sides setting, is divided into left side link slot and right side link slot; The left side link slot is opened on the second fine copper plate body, and is positioned at the rear side of the second fine copper plate body, overlaps with the position of first group of connecting hole, and width slightly is wider than the diameter of first group of connecting hole; The right side link slot is opened on the second fine copper plate body, and is positioned at the rear side of the second fine copper plate body, overlaps with the position of the 3rd group of connecting hole, and its width is identical with the width of left side link slot;
The second cast aluminium plate of the above-mentioned second bronze medal aluminium johning knot member also is included in 2 connecting plates in the corresponding link slot that is filled in the second fine copper plate body that forms in the casting; 2 connecting plates divide the left and right sides setting, are divided into left side connecting plate and right side connecting plate; And each connecting plate when being shaped and corresponding 4 joint pins of front side be shaped simultaneously and be connected as a single entity, and link together with the corresponding link slot densification of second copper coin; Left side connecting plate wherein is corresponding with first group of joint pin and left side link slot, and the right side connecting plate is corresponding with the 3rd group of joint pin and right side link slot.
The utlity model has positive effect:
(1) bus of the present utility model, its aluminium row's two ends are connected with copper aluminium johning knot member, and copper aluminium johning knot member adopts casting technique to make, and copper coin is provided with the reinforcement hole slot, increases two kinds of intermetallic contacts area, simultaneously, the intensity of reinforcement.Copper coin and aluminium sheet bond strength height conduct electricity very well.
(2) bus of the present utility model, the copper aluminium johning knot member at its aluminium row two ends is through anti-corrosion treatment.Erosion shield guarantees that bus is not subjected to Effect of Environmental in using, electrochemical corrosion can occur.
Description of drawings
Fig. 1 is the structural representation of first copper coin of the utility model embodiment 1 from forward observation.
Fig. 2 is that the A-A of Fig. 1 is to the sectional structure schematic diagram.
Fig. 3 is the structural representation that first bronze medal aluminium johning knot member the past side of the utility model embodiment 1 is observed.
Fig. 4 is that the B-B of Fig. 3 is to the sectional structure schematic diagram.
Fig. 5 is the structural representation that second bronze medal aluminium johning knot member the past side of the utility model embodiment 2 is observed.
Fig. 6 is that the C-C of Fig. 5 is to the sectional structure schematic diagram.
Fig. 7 is the structural representation of first copper coin of the utility model embodiment 3 from forward observation.
Fig. 8 is that the D-D of Fig. 7 is to the sectional structure schematic diagram.
Fig. 9 is the structural representation that first bronze medal aluminium johning knot member the past side of the utility model embodiment 3 is observed.
Figure 10 is that the E-E of Fig. 9 is to the sectional structure schematic diagram.
Figure 11 is the structural representation that second copper coin of the utility model embodiment 1 is observed from the rear.
Figure 12 is that the F-F of Figure 12 is to the sectional structure schematic diagram.
Figure 13 is the structural representation that the second bronze medal aluminium johning knot member of the utility model embodiment 1 is observed from the rear.
Figure 14 is that the G-G of Figure 13 is to the sectional structure schematic diagram.
Figure 15 is the structural representation that the second bronze medal aluminium johning knot member of the utility model embodiment 2 is observed from the rear.
Figure 16 is that the H-H of Figure 15 is to the sectional structure schematic diagram.
Figure 17 is the structural representation that second copper coin of the utility model embodiment 3 is observed from the rear.
Figure 18 is that the I-I of Figure 17 is to the sectional structure schematic diagram.
Figure 19 is the structural representation that the second bronze medal aluminium johning knot member of the utility model embodiment 3 is observed from the rear.
Figure 20 is that the J-J of Figure 19 is to the sectional structure schematic diagram.
Figure 21 is the sectional structure schematic diagram that the bus of the utility model embodiment 1 is observed from the top.
Figure 22 is the busbar assembly sectional structure schematic diagram longitudinally of the utility model application examples 1.
Figure 23 is that the K-K of Figure 12 is to the sectional structure schematic diagram.
Figure 24 be two busbar assemblies of the utility model application examples 1 link to each other back L to the sectional structure schematic diagram.
Mark in the above-mentioned accompanying drawing is as follows:
The first bronze medal aluminium johning knot member 1,
The first fine copper plate body 11-1,
Connecting hole 11-2, first group of connecting hole 11-2-1, second group of connecting hole 11-2-2, the 3rd group of connecting hole 11-2-3,
Bolt hole 11-3, the first bolt hole 11-3-1, the second bolt hole 11-3-2, the 3rd bolt hole 11-3-3,
Link slot 11-4, right side link slot 11-4-1, left side link slot 11-4-2,
The first cast aluminium plate 12,
The first cast aluminium mainboard 12-1,
The first cast aluminium joint 12-2,
The first cast aluminium fishplate bar 12-2-1,
Joint pin 12-2-2, first group of joint pin 12-2-21, second group of joint pin 12-2-22, the 3rd group of joint pin 12-2-23,
Connecting plate 12-2-3, right side connecting plate 12-2-31, left side connecting plate 12-2-32,
First coats fishplate bar 12-2-4,
The second bronze medal aluminium johning knot member 2,
The second fine copper plate body 21-1,
Connecting hole 21-2, first group of connecting hole 21-2-1, second group of connecting hole 21-2-2, the 3rd group of connecting hole 21-2-3,
Bolt hole 21-3, the first bolt hole 21-3-1, the second bolt hole 21-3-2, the 3rd bolt hole 21-3-3,
Link slot 21-4, left side link slot 21-4-1, right side link slot 21-4-2,
The second cast aluminium plate 22,
The second cast aluminium mainboard 22-1,
The second cast aluminium joint 22-2, the second cast aluminium fishplate bar 22-2-1, joint pin 22-2-2, first group of joint pin 22-2-21, second group of joint pin 22-2-22, the 3rd group of joint pin 22-2-23,
Connecting plate 22-2-3, left side connecting plate 22-2-31, right side connecting plate 22-2-32,
Second coats fishplate bar 22-2-4,
Insulating frame 4, last insulating frame 41, following insulating frame 42,
Sealing block 6,
Embodiment
(embodiment 1)
Figure 21, a kind of electric power transfer of present embodiment comprises 3 and 2 copper aluminium johning knot members of aluminium row with bus.2 copper aluminium johning knot members are divided into the first bronze medal aluminium johning knot member 1 and the second bronze medal aluminium johning knot member 2.
See Fig. 3 and Fig. 4, the first bronze medal aluminium johning knot member 1 comprises first copper coin 11 and the first cast aluminium plate 12 that obtains through casting as inserts with first copper coin 11.
See Fig. 1 and Fig. 2, first copper coin 11 is fine copper rectangular slabs of drawing, thickness is 3 to 5 millimeters (present embodiment is 4 millimeters), and it comprises the first fine copper plate body 11-1, be opened in 11 the connecting hole 11-2 that are positioned at left part on the first fine copper plate body 11-1 and be opened in 3 bolts hole 13 that are positioned at right part on the first fine copper plate body 11-1.
11 connecting hole 11-2 sizes are consistent, are divided into 3 groups, and every group of connecting hole 11-2 all arranges according to above-below direction one straight line, is followed successively by first group of connecting hole 11-2-1, second group of connecting hole 11-2-2 and the 3rd group of connecting hole 11-2-3 from right to left.First group of connecting hole 11-2-1 has 4, equidistantly is distributed in from top to bottom on the first fine copper plate body 11-1.Second group of connecting hole 11-2-2 is positioned at the left side of first group of connecting hole 11-2-1, has 3, equidistantly be distributed in from top to bottom on the first fine copper plate body 11-1, and between two first group of adjacent connecting hole 11-2-1.The 3rd group of connecting hole 11-2-3 is positioned at the left side of second group of connecting hole 11-2-2, has 4, equidistantly be distributed in from top to bottom on the first fine copper plate body 11-1, and over against each first group of connecting hole 11-2-1.
Bolt hole 11-3 is the oval hole, and 3 bolt hole 11-3 distribute according to the equidistant straight line of above-below direction, are followed successively by the first bolt hole 11-3-1, the second bolt hole 11-3-2 and the 3rd bolt hole 11-3-3 from top to bottom.
See Fig. 3 and Fig. 4, the first cast aluminium plate 12 is to be the fine aluminium plate of inserts casting with first copper coin 11, thereby first copper coin 11 and 12 densifications of the first cast aluminium plate link together, the copper aluminium johning knot member of the formula that becomes one.
The first cast aluminium plate 12 is included in the first cast aluminium mainboard 12-1 that forms in the casting and is connected the cast aluminium joint 12-2 on the first cast aluminium mainboard 12-1 right side.The first cast aluminium joint 12-2 comprises the first cast aluminium fishplate bar 12-2-1 and is connected 11 columniform joint pin 12-2-2 on the first cast aluminium fishplate bar 12-2-1 from the place ahead.
The cross section of the first cast aluminium mainboard 12-1 is 2 times of cross section of the first cast aluminium fishplate bar 12-2-1.The trailing flank of the trailing flank of the first cast aluminium fishplate bar 12-1-1 and the first cast aluminium mainboard 12-1 is positioned on the same plane, and the sectional area of the first cast aluminium mainboard 12-1 is about 2 times of the first cast aluminium fishplate bar 12-1-1 of the first cast aluminium joint 12-2.11 joint pin 12-2-2 size is consistent, is divided into 3 groups, and every group of joint pin 12-2-2 all arranges according to above-below direction one straight line, is followed successively by first group of joint pin 12-2-21, second group of joint pin 12-2-22 and the 3rd group of joint pin 12-2-23 to the left side from the right side.
The leading flank densification of the first cast aluminium fishplate bar 12-1-1 is connected on the trailing flank of left part of the first fine copper plate body 11-1, the right flank densification of the first cast aluminium mainboard 12-1 is connected on the left surface of the first fine copper plate body 11-1, and the front end face of the front end face of the first fine copper plate body 11-1 and the first cast aluminium mainboard 12-1 is in the same plane.Each joint pin 12-2-2 of the first cast aluminium joint 12-2 is filled among the corresponding connecting hole 11-2 of the first fine copper plate body 1-11, and is connected with each corresponding hole wall densification of the first fine copper plate body 11-1.First group of joint pin 12-2-21 wherein is corresponding with first group of connecting hole 11-2-1, and second group of joint pin 12-2-22 is corresponding with second group of connecting hole 11-2-2, and the 3rd group of joint pin 12-2-23 is corresponding with the 3rd group of connecting hole 11-2-3.
Through anti-corrosion treatment, scribble coating near first copper coin 11 of the first bronze medal aluminium johning knot member 1 and the contact-making surface of the first cast aluminium plate 12.
See Figure 13 and Figure 14, the second bronze medal aluminium johning knot member 2 comprises second copper coin 21 and the second cast aluminium plate 22 that obtains through casting as inserts with second copper coin 21.
See Figure 11 and Figure 12, second copper coin 21 is fine copper rectangular slabs of drawing, thickness is 3 to 5 millimeters (present embodiment is 4 millimeters), and it comprises the second fine copper plate body 21-1, be opened in 11 the connecting hole 21-2 that are positioned at right part on the second fine copper plate body 21-1 and be opened in 3 bolts hole 13 that are positioned at left part on the second fine copper plate body 21-1.
11 connecting hole 21-2 sizes are consistent, are divided into 3 groups, and every group of connecting hole 21-2 all arranges according to above-below direction one straight line, is followed successively by first group of connecting hole 21-2-1, second group of connecting hole 21-2-2 and the 3rd group of connecting hole 21-2-3 from left to right.First group of connecting hole 21-2-1 has 4, equidistantly is distributed in from top to bottom on the second fine copper plate body 21-1.Second group of connecting hole 21-2-2 is positioned at the right side of first group of connecting hole 21-2-1, has 3, equidistantly be distributed in from top to bottom on the second fine copper plate body 21-1, and between two first group of adjacent connecting hole 21-2-1.The 3rd group of connecting hole 21-2-3 is positioned at the right side of second group of connecting hole 21-2-2, has 4, equidistantly be distributed in from top to bottom on the second fine copper plate body 21-1, and over against each first group of connecting hole 21-2-1.
Bolt hole 21-3 is the oval hole, and 3 bolt hole 21-3 distribute according to the equidistant straight line of above-below direction, are followed successively by the first bolt hole 21-3-1, the second bolt hole 21-3-2 and the 3rd bolt hole 21-3-3 from top to bottom.
See Figure 13 and Figure 14, the second cast aluminium plate 22 is to be the fine aluminium plate of inserts casting with second copper coin 21, thereby second copper coin 21 and 22 densifications of the second cast aluminium plate link together, the copper aluminium johning knot member of the formula that becomes one.
The second cast aluminium plate 22 is included in the second cast aluminium mainboard 22-1 that forms in the casting and is connected the cast aluminium joint 22-2 in second cast aluminium mainboard 12-1 left side.The second cast aluminium joint 22-2 comprises the second cast aluminium fishplate bar 22-2-1 and is connected 11 columniform joint pin 22-2-2 on the second cast aluminium fishplate bar 22-2-1 from the rear.
The cross section of the second cast aluminium mainboard 22-1 is 2 times of cross section of the second cast aluminium fishplate bar 22-1-1.The leading flank of the second cast aluminium fishplate bar 22-1-1 leading flank and the second cast aluminium mainboard 22-1 is positioned on the same plane, and the sectional area of the second cast aluminium mainboard 22-1 is about 2 times of the second cast aluminium fishplate bar 22-1-1 of the second cast aluminium joint 22-2.11 joint pin 22-2-2 size is consistent, is divided into 3 groups, and every group of joint pin 22-2-2 all arranges according to above-below direction one straight line, is followed successively by first group of joint pin 22-2-21, second group of joint pin 22-2-22 and the 3rd group of joint pin 22-2-23 to the right side from the left side.
The trailing flank densification of the second cast aluminium fishplate bar 22-1-1 is connected on the leading flank of right part of the second fine copper plate body 21-1, the left surface densification of the second cast aluminium mainboard 22-1 is connected on the right flank of the second fine copper plate body 21-1, and the rear end face of the rear end face of the second fine copper plate body 21-1 and the second cast aluminium mainboard 22-1 is in the same plane.Each joint pin 22-2-2 of the second cast aluminium joint 22-2 is filled among the corresponding connecting hole 21-2 of the second fine copper plate body 1-11, and is connected with each corresponding hole wall densification of the second fine copper plate body 21-1.First group of joint pin 22-2-21 wherein is corresponding with first group of connecting hole 21-2-1, and second group of joint pin 22-2-22 is corresponding with second group of connecting hole 21-2-2, and the 3rd group of joint pin 22-2-23 is corresponding with the 3rd group of connecting hole 21-2-3.
Through anti-corrosion treatment, scribble coating near second copper coin 21 of the second bronze medal aluminium johning knot member 2 and the contact-making surface of the second cast aluminium plate 22.
See Figure 21, the first bronze medal aluminium johning knot member 1 is weldingly fixed on by the plate body right side with aluminium row 3, the left side of its first cast aluminium plate 12, the second bronze medal aluminium johning knot member 2 is weldingly fixed on by the plate body left side with aluminium row 3, the right side of its second cast aluminium plate 22, thereby constitutes bus.
(embodiment 2)
A kind of electric power transfer of present embodiment is identical with embodiment 1 with the remainder of bus, and difference is:
See Fig. 7 and Fig. 8, the thickness of first copper coin 11 of the first bronze medal aluminium johning knot member 1 is 5 to 10 millimeters (present embodiment is 8 millimeters).First copper coin 11 also comprises link slot 11-4.Article 2, link slot 11-4 divides the left and right sides setting, is divided into right side link slot 11-4-1 and left side link slot 11-4-2.Right side link slot 11-4-1 opens on the first fine copper plate body 11-1, and is positioned at the front side of the first fine copper plate body 11-1, overlaps with the position of first group of connecting hole 11-2-1, and width slightly is wider than the diameter of first group of connecting hole 11-2-1.Left side link slot 11-4-2 opens on the first fine copper plate body 11-1, and is positioned at the front side of the first fine copper plate body 11-1, overlaps with the position of the 3rd group of connecting hole 11-2-3, and its width is identical with the width of right side link slot 11-4-1.
See Fig. 9 and Figure 10, the first cast aluminium joint 12-2 of the first cast aluminium plate 12 of the first bronze medal aluminium johning knot member 1 also is included in 2 connecting plate 12-2-3 among the corresponding link slot 11-4 that is filled in the first fine copper plate body 11-1 that forms in the casting.2 connecting plate 12-2-3 divide the left and right sides setting, are divided into right side connecting plate 12-2-31 and left side connecting plate 12-2-32.And each connecting plate 12-2-3 when being shaped and corresponding 4 joint pin 12-2-2 of rear side be shaped simultaneously and be connected as a single entity, and link together with the corresponding link slot 11-4 densification of first copper coin 11.Wherein, right side connecting plate 12-2-31 is corresponding with first group of joint pin 12-2-21 and right side link slot 11-4-1, and left side connecting plate 12-2-32 is corresponding with the 3rd group of joint pin 12-2-23 and left side link slot 11-4-2.
See Figure 17 and Figure 18, the thickness of second copper coin 21 of the second bronze medal aluminium johning knot member 2 is 5 to 10 millimeters (present embodiment is 8 millimeters).Second copper coin 21 also comprises link slot 21-4.Article 2, link slot 21-4 divides the left and right sides setting, is divided into left side link slot 21-4-1 and right side link slot 21-4-2.Left side link slot 21-4-1 opens on the second fine copper plate body 21-1, and is positioned at the rear side of the second fine copper plate body 21-1, overlaps with the position of first group of connecting hole 21-2-1, and width slightly is wider than the diameter of first group of connecting hole 21-2-1.Right side link slot 21-4-2 opens on the second fine copper plate body 21-1, and is positioned at the rear side of the second fine copper plate body 21-1, overlaps with the position of the 3rd group of connecting hole 21-2-3, and its width is identical with the width of left side link slot 21-4-1.
See Figure 19 and Figure 20, the second cast aluminium plate 22 of the second bronze medal aluminium johning knot member 2 also is included in 2 connecting plate 22-2-3 among the corresponding link slot 21-4 that is filled in the second fine copper plate body 21-1 that forms in the casting.2 connecting plate 22-2-3 divide the left and right sides setting, are divided into left side connecting plate 22-2-31 and right side connecting plate 22-2-32.And each connecting plate 22-2-3 when being shaped and corresponding 4 joint pin 22-2-2 of front side be shaped simultaneously and be connected as a single entity, and link together with the corresponding link slot 21-4 densification of second copper coin 21.Wherein, left side connecting plate 22-2-31 is corresponding with first group of joint pin 22-2-21 and left side link slot 21-4-1, and right side connecting plate 22-2-32 is corresponding with the 3rd group of joint pin 22-2-23 and right side link slot 21-4-2.
(embodiment 3)
A kind of electric power transfer of present embodiment is identical with embodiment 1 with the remainder of bus, and difference is:
See Fig. 5 and Fig. 6, the first cast aluminium plate 12 is when casting, and also the left end with the first fine copper plate body 11-1 is coated on the first cast aluminium plate 12 from the place ahead; Thereby the first cast aluminium joint 12-2 of the first cast aluminium plate 12 not only comprises the first cast aluminium fishplate bar 12-2-1 and joint pin 12-2-2, comprises that also first coats fishplate bar 12-2-4.First coats fishplate bar 12-2-4 is shaped simultaneously with joint pin 12-2-2 when being shaped and is connected as a single entity, and the trailing flank densification of the first coating fishplate bar 12-2-4 is connected on the leading flank of left part of the first fine copper plate body 11-1.The front end face of the first coating fishplate bar 12-2-4 and the front end face of the first cast aluminium mainboard 12-1 are in the same plane.
See Figure 15 and Figure 16, the second cast aluminium plate 22 upwards is coated on the right-hand member of the second fine copper plate body 21-1 the second cast aluminium plate 22 from front and back when casting.Thereby the second cast aluminium joint 22-2 of the second cast aluminium plate 22 not only comprises the second cast aluminium fishplate bar 22-2-1 and joint pin 22-2-2, comprises that also second coats fishplate bar 22-2-4.Second coats fishplate bar 22-2-4 is shaped simultaneously with joint pin 22-2-2 when being shaped and is connected as a single entity, and the leading flank densification of the second coating fishplate bar 22-2-4 is connected on the trailing flank of right part of the second fine copper plate body 21-1.The rear end face of the second coating fishplate bar 22-2-4 and the rear end face of the second cast aluminium mainboard 22-1 are in the same plane.
(application examples 1)
4 buses that electric power transfer that should use-case selects for use embodiment 1 to obtain with busbar assembly, wherein 3 larger-size as A, B, C triple line, it is identical that other gets 1 structure, size less as zero line, also comprise insulating frame 4, square tube 5 and sealing block 6.
See Figure 22 and Figure 23, insulating frame 4 comprises insulating frame 41 and following insulating frame 42.Last insulating frame 41 and following insulating frame 42 global shapes are cuboid, are made by insulating ceramics.The top of following insulating frame 42 has 4 sagittal equally spaced grooves from left to right.3 groove shapes in left side are identical, and the groove of the rightmost side is slightly less than left groove.The bottom of last insulating frame 41 has 4 sagittal equally spaced grooves from left to right.3 groove shapes in left side are identical, and the groove of the rightmost side is slightly less than left groove.Last insulating frame 41 is identical with the quantity of following insulating frame 42, and is provided with in pairs, can have 1 to 5 pair not wait, and present embodiment is 3 pairs.Last insulating frame 41 and following insulating frame 42 are by being oppositely arranged up and down.
Have 4 corresponding rectangular openings of shape and position with the copper aluminium johning knot member of bus on the sealing block 6,2 sealing blocks 6 are enclosed within outside the corresponding copper aluminium johning knot member two ends, the left and right sides of inserting square tube 5 then respectively.The inwall of the rectangular opening of sealing block 6 is connected with the contact position of the second cast aluminium plate 22 is airtight with the copper coin 11 of the first bronze medal aluminium johning knot member 1 and second copper coin 21 of the cast aluminium plate 12 and the second bronze medal aluminium johning knot member 2 respectively, and the outer wall of sealing block 6 is connected with the inwall of square tube 5 is airtight.
See Figure 24, electric power transfer that should use-case is placed 2 busbar assemblies and is made that at grade first copper coin 11 that exposes of the first bronze medal aluminium johning knot member 1 of a busbar assembly is relative with second copper coin 21 that exposes of the second bronze medal aluminium johning knot member 2 of another busbar assembly with busbar assembly in use.Bolt 100 passes pad 300 successively, be positioned at the right side the second bronze medal aluminium johning knot member 2 second copper coin 21 corresponding bolt hole, be positioned at the corresponding bolt hole and the pad 300 of first copper coin 11 of the first bronze medal aluminium johning knot member 1 in left side, tighten after its left end cover top nut 200.Each copper aluminium johning knot member is fixedly linked by bolt 100, nut 200 and pad 300, thereby 2 buses are fixed together.
(application examples 2)
Electric power transfer that should use-case is identical with embodiment 3 with the remainder of busbar assembly, and difference is: also comprise drier and temperature sensor.Drier is arranged in the square tube 5.Temperature sensor is separately positioned on the first bronze medal aluminium johning knot member 1 and the second bronze medal aluminium johning knot member 2 and aluminium row 3 the junction and bolt hole 11-3, the 21-3 junction of bus.
(application examples 3)
Electric power transfer that should use-case is identical with embodiment 3 with all the other of busbar assembly, and difference is: present embodiment is without insulating frame 4.
Claims (4)
1. an electric power transfer bus is characterized in that: comprise aluminium row (3) and 2 copper aluminium johning knot members; 2 copper aluminium johning knot members are divided into the first bronze medal aluminium johning knot member (1) and the second bronze medal aluminium johning knot member (2);
The first bronze medal aluminium johning knot member (1) comprises first copper coin (11) and the first cast aluminium plate (12) that obtains through casting as inserts with first copper coin (11); First copper coin (11) comprises the first fine copper plate body (11-1) and is opened in the one group of bolt hole (11-3) that is positioned at right part on the first fine copper plate body (11-1); The trailing flank densification of the left part of the leading flank of the right part of the first cast aluminium plate (12) and first copper coin (11) links together; Scribble insulative water-proof protective layer on that the expose adjacent side of the first cast aluminium plate (12) and first copper coin (11) between the two with contact-making surface;
The second bronze medal aluminium johning knot member (2) comprises second copper coin (21) and the second cast aluminium plate (22) that obtains through casting as inserts with second copper coin (21); Second copper coin (21) comprises the second fine copper plate body (21-1) and is opened in the one group of bolt hole (21-3) that is positioned at left part on the second fine copper plate body (21-1); The leading flank densification of the right part of the trailing flank of the left part of the second cast aluminium plate (22) and second copper coin (21) links together; Scribble insulative water-proof protective layer on that the expose adjacent side of the second cast aluminium plate (22) and second copper coin (21) between the two with contact-making surface;
The plate body right side that the first bronze medal aluminium johning knot member (1) is arranged (3) by the left side of its first cast aluminium plate (12) with aluminium is weldingly fixed on, the plate body left side that the second bronze medal aluminium johning knot member (2) is arranged (3) by the right side of its second cast aluminium plate (22) with aluminium is weldingly fixed on, and constitutes bus.
2. according to the described a kind of electric power transfer bus of claim 1, it is characterized in that: first copper coin (11) of the described first bronze medal aluminium johning knot member (1) also comprises the one group of connecting hole (11-2) that is positioned at left part that is opened on the first fine copper plate body (11-1); Connecting hole (11-2) has 11, size is consistent, be divided into 3 groups, every group of connecting hole (11-2) all arranged according to above-below direction one straight line, is followed successively by first group of connecting hole (11-2-1), second group of connecting hole (11-2-2) and the 3rd group of connecting hole (11-2-3) from right to left; First group of connecting hole (11-2-1) has 4, equidistantly is distributed in from top to bottom on the first fine copper plate body (11-1); Second group of connecting hole (11-2-2) is positioned at the left side of first group of connecting hole (11-2-1), has 3, equidistantly be distributed in from top to bottom on the first fine copper plate body (11-1), and be positioned at two adjacent first group of connecting holes (11-2-1) between; The 3rd group of connecting hole (11-2-3) is positioned at the left side of second group of connecting hole (11-2-2), has 4, equidistantly be distributed in from top to bottom on the first fine copper plate body (11-1), and over against each first group of connecting hole (11-2-1); One group of bolt hole (11-3) of first copper coin (11) has 3, and each bolt hole (11-3) is and is the oval hole, and equidistantly distributes according to above-below direction;
The first cast aluminium plate (12) is included in the first cast aluminium mainboard (12-1) that forms in the casting and is connected the first cast aluminium joint (12-2) on first cast aluminium mainboard (12-1) right side; The first cast aluminium joint (12-2) comprises the first cast aluminium fishplate bar (12-2-1) and is connected one group of columniform joint pin (12-2-2) on the first cast aluminium fishplate bar (12-1-1) from the place ahead; The cross section of the first cast aluminium mainboard (12-1) is 1.2 to 2.5 times of cross section of the first cast aluminium fishplate bar (12-2-1); The trailing flank of the trailing flank of the first cast aluminium fishplate bar (12-1-1) and the first cast aluminium mainboard (12-1) is positioned on the same plane, joint pin (12-2-2) has 11, size is consistent, be divided into 3 groups, every group of joint pin (12-2-2) all arranged according to above-below direction one straight line, is followed successively by first group of joint pin (12-2-21), second group of joint pin (12-2-22) and the 3rd group of joint pin (12-2-23) to the left side from the right side; The right flank densification of the first cast aluminium mainboard (12-1) is connected on the left surface of the first fine copper plate body (11-1), and the front end face of the front end face of the first fine copper plate body (11-1) and the first cast aluminium mainboard (12-1) is in the same plane; Each joint pin (12-2-2) of the first cast aluminium joint (12-2) is filled in the corresponding connecting hole (11-2) of the first fine copper plate body (11-1), and is connected with each corresponding hole wall densification of the first fine copper plate body (11-1); First group of joint pin (12-2-21) is corresponding with first group of connecting hole (11-2-1), and second group of joint pin (12-2-22) is corresponding with second group of connecting hole (11-2-2), and the 3rd group of joint pin (12-2-23) is corresponding with the 3rd group of connecting hole (11-2-3);
Second copper coin (21) of the described second bronze medal aluminium johning knot member (2) also comprises the one group of connecting hole (21-2) that is positioned at right part that is opened on the second fine copper plate body (21-1); Connecting hole (21-2) has 11, size is consistent, be divided into 3 groups, every group of connecting hole (21-2) all arranged according to above-below direction one straight line, is followed successively by first group of connecting hole (21-2-1), second group of connecting hole (21-2-2) and the 3rd group of connecting hole (21-2-3) from left to right; First group of connecting hole (21-2-1) has 4, equidistantly is distributed in from top to bottom on the second fine copper plate body (21-1); Second group of connecting hole (21-2-2) is positioned at the right side of first group of connecting hole (21-2-1), has 3, equidistantly be distributed in from top to bottom on the second fine copper plate body (21-1), and be positioned at two adjacent first group of connecting holes (21-2-1) between; The 3rd group of connecting hole (21-2-3) is positioned at the right side of second group of connecting hole (21-2-2), has 4, equidistantly be distributed in from top to bottom on the first fine copper plate body (21-1), and over against each first group of connecting hole (21-2-1); One group of bolt hole (21-3) of second copper coin (21) has 3, and each bolt hole (21-3) is and is the oval hole, and equidistantly distributes according to above-below direction;
The second cast aluminium plate (22) is included in the second cast aluminium mainboard (22-1) that forms in the casting and is connected the second cast aluminium joint (22-2) in the second cast aluminium mainboard (22-1) left side; The second cast aluminium joint (22-2) comprises the second cast aluminium fishplate bar (22-2-1) and is connected one group of columniform joint pin (22-2-2) on the second cast aluminium fishplate bar (22-1-1) from the rear; The cross section of the second cast aluminium mainboard (22-1) is 1.2 to 2.5 times of cross section of the second cast aluminium fishplate bar (22-1-1); The leading flank of the leading flank of the second cast aluminium fishplate bar (22-1-1) and the second cast aluminium mainboard (22-1) is positioned on the same plane, joint pin (22-2-2) has 11, size is consistent, be divided into 3 groups, every group of joint pin (22-2-2) all arranged according to above-below direction one straight line, is followed successively by first group of joint pin (22-2-21), second group of joint pin (22-2-22) and the 3rd group of joint pin (22-2-23) to the right side from the left side; The left surface densification of the second cast aluminium mainboard (22-1) is connected on the right flank of the second fine copper plate body (21-1), and the rear end face of the rear end face of the second fine copper plate body (21-1) and the first cast aluminium mainboard (22-1) is in the same plane; Each joint pin (22-2-2) of the second cast aluminium joint (22-2) is filled in the corresponding connecting hole (21-2) of the second fine copper plate body (21-1), and is connected with each corresponding hole wall densification of the second fine copper plate body (21-1); First group of joint pin (22-2-21) is corresponding with first group of connecting hole (21-2-1), and second group of joint pin (22-2-22) is corresponding with second group of connecting hole (21-2-2), and the 3rd group of joint pin (22-2-23) is corresponding with the 3rd group of connecting hole (21-2-3).
3. according to the described a kind of electric power transfer bus of claim 2, it is characterized in that: the described first cast aluminium plate (12) upwards is coated on the left end of the first fine copper plate body (11-1) the first cast aluminium plate (12) from front and back when casting; The first cast aluminium joint (12-2) of the first cast aluminium plate (12) comprises that also first coats fishplate bar (12-2-4); First coats fishplate bar (12-2-4) is shaped simultaneously with joint pin (12-2-2) when being shaped and is connected as a single entity, and the trailing flank densification of the first coating fishplate bar (12-2-4) is connected on the leading flank of left part of the first fine copper plate body (11-1); The front end face of the first coating fishplate bar (12-2-4) and the front end face of the first cast aluminium mainboard (12-1) are in the same plane;
The described second cast aluminium plate (22) upwards is coated on the right-hand member of the second fine copper plate body (21-1) from front and back that the second cast aluminium joint (22-2) of the second cast aluminium plate (22) comprises that also second coats fishplate bar (22-2-4) the second cast aluminium plate (22) when casting; Second coats fishplate bar (22-2-4) is shaped simultaneously with joint pin (22-2-2) when being shaped and is connected as a single entity, and the leading flank densification of the second coating fishplate bar (22-2-4) is connected on the trailing flank of right part of the second fine copper plate body (21-1); The rear end face of the second coating fishplate bar (22-2-4) and the rear end face of the second cast aluminium mainboard (22-1) are in the same plane.
4. according to the described a kind of electric power transfer bus of claim 2, it is characterized in that: first copper coin (11) of the described first bronze medal aluminium johning knot member (1) also comprises 2 link slots (11-4); Article 2, link slot (11-4) divides the left and right sides setting, is divided into right side link slot (11-4-1) and left side link slot (11-4-2); Right side link slot (11-4-1) is opened on the first fine copper plate body (11-1), and is positioned at the front side of the first fine copper plate body (11-1), overlaps with the position of first group of connecting hole (11-2-1), and width slightly is wider than the diameter of first group of connecting hole (11-2-1); Left side link slot (11-4-2) is opened on the first fine copper plate body (11-1), and is positioned at the front side of the first fine copper plate body (11-1), overlaps with the position of the 3rd group of connecting hole (11-2-3), and its width is identical with the width of right side link slot (11-4-1);
The first cast aluminium plate (12) of the described first bronze medal aluminium johning knot member (1) also is included in 2 connecting plates (12-2-3) in the corresponding link slot (11-4) that is filled in the first fine copper plate body (11-1) that forms in the casting; 2 connecting plates (12-2-3) divide the left and right sides setting, are divided into right side connecting plate (12-2-31) and left side connecting plate (12-2-32); And each connecting plate (12-2-3) when being shaped and corresponding 4 joint pins (12-2-2) of rear side be shaped simultaneously and be connected as a single entity, and link together with corresponding link slot (11-4) densification of first copper coin (11); Right side connecting plate (12-2-31) wherein is corresponding with first group of joint pin (12-2-21) and right side link slot (11-4-1), and left side connecting plate (12-2-32) is corresponding with the 3rd group of joint pin (12-2-23) and left side link slot (11-4-2);
Second copper coin (21) of the described second bronze medal aluminium johning knot member (2) also comprises 2 link slots (21-4); Article 2, link slot (21-4) divides the left and right sides setting, is divided into left side link slot (21-4-1) and right side link slot (21-4-2); Left side link slot (21-4-1) is opened on the second fine copper plate body (21-1), and is positioned at the rear side of the second fine copper plate body (21-1), overlaps with the position of first group of connecting hole (21-2-1), and width slightly is wider than the diameter of first group of connecting hole (21-2-1); Right side link slot (21-4-2) is opened on the second fine copper plate body (21-1), and is positioned at the rear side of the second fine copper plate body (21-1), overlaps with the position of the 3rd group of connecting hole (21-2-3), and its width is identical with the width of left side link slot (21-4-1);
The second cast aluminium plate (22) of the described second bronze medal aluminium johning knot member (2) also is included in 2 connecting plates (22-2-3) in the corresponding link slot (21-4) that is filled in the second fine copper plate body (21-1) that forms in the casting; 2 connecting plates (22-2-3) divide the left and right sides setting, are divided into left side connecting plate (22-2-31) and right side connecting plate (22-2-32); And each connecting plate (22-2-3) when being shaped and corresponding 4 joint pins (22-2-2) of front side be shaped simultaneously and be connected as a single entity, and link together with corresponding link slot (21-4) densification of second copper coin (21); Left side connecting plate (22-2-31) wherein is corresponding with first group of joint pin (22-2-21) and left side link slot (21-4-1), and right side connecting plate (22-2-32) is corresponding with the 3rd group of joint pin (22-2-23) and right side link slot (21-4-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203089825U CN201498611U (en) | 2009-08-27 | 2009-08-27 | Bus bar for power transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203089825U CN201498611U (en) | 2009-08-27 | 2009-08-27 | Bus bar for power transmission |
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| Publication Number | Publication Date |
|---|---|
| CN201498611U true CN201498611U (en) | 2010-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203089825U Expired - Lifetime CN201498611U (en) | 2009-08-27 | 2009-08-27 | Bus bar for power transmission |
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| CN (1) | CN201498611U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825111A (en) * | 2014-03-12 | 2014-05-28 | 兴盛电器股份有限公司 | Vertical connecting structure of capacitance compensation contactor |
| CN105896429A (en) * | 2016-04-18 | 2016-08-24 | 龚柱 | Construction method for reducing temperature rise at electrician busbar lap joint part |
-
2009
- 2009-08-27 CN CN2009203089825U patent/CN201498611U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825111A (en) * | 2014-03-12 | 2014-05-28 | 兴盛电器股份有限公司 | Vertical connecting structure of capacitance compensation contactor |
| CN103825111B (en) * | 2014-03-12 | 2016-03-16 | 兴盛电器股份有限公司 | The upper and lower syndeton of capacitance compensation contactor |
| CN105896429A (en) * | 2016-04-18 | 2016-08-24 | 龚柱 | Construction method for reducing temperature rise at electrician busbar lap joint part |
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