CN101938043A

CN101938043A - Flexible connecting terminal

Info

Publication number: CN101938043A
Application number: CN2009101513028A
Authority: CN
Inventors: 池田猛志; 矶崎诚
Original assignee: Inoue Manufacturing Co Ltd
Current assignee: Inoue Manufacturing Co Ltd
Priority date: 2009-06-30
Filing date: 2009-06-30
Publication date: 2011-01-05
Anticipated expiration: 2029-06-30
Also published as: CN101938043B

Abstract

The invention relates to a flexible connecting terminal which is applied on electric appliances or construction members and the like of a supply side and a receiving side which are mutually connected electrically, adsorbs on thermal stress or vibration or position errors and the like between the supply side and the receiving side or permits the electric connection under the relatively moving state, thus being capable of easily jointing a terminal block when the whole thickness of a flexible conductor is increased. On two end parts of the flexible conductor (2) formed by overlaying a plurality of electric conduction metal sheets, the terminal blocks (3a, 3b) made of conductive metal are in electric connection by electromagnetic wave welding or friction stirring joint. The flexible connecting terminal is characterized in that the connection side end part of the flexible conductor of the terminal blocks (3a, 3b) forms a plurality of step parts (31) in a ladder-like shape, and the flexible conductor (2) of specified thickness is electrically connected to each step part (31) by electromagnetic wave welding or friction stirring joint.

Description

The pliability splicing ear

Technical field

The present invention relates to a kind of pliability splicing ear, this pliability splicing ear will for example should conduct electricity supply side and electric device that is subjected to electric side or the member etc. that connect mutually, in the thermal stress or the absorptions such as vibrations or site error that make each other, or allow that the state that relatively moves is electrically connected down.

Background technology

Always, as pliability splicing ear as described above, known have a following terminal, on the both ends of the flexible conductor that stacked a plurality of conductive gold metal thin plates form, connects the metal terminal (for example with reference to following patent documentation 1) of conductivity by electromagnetic beam welding etc.

Fig. 6 represents an example of above-mentioned pliability splicing ear 1, it constitutes on the both ends of the flexible conductor 2 that a plurality of conductive gold metal thin plates 21 in laminated copper foil etc. form, make

terminal block

3a, 3b that the conductive metal by copper etc. constitutes to last, conduct electricity connection by electromagnetic beam welding W.Have, above-mentioned Fig. 6 only is illustrated in the terminal block 3a of a distolateral connection of flexible conductor 2 again, and is distolateral also to be connected with terminal block 3b with above-mentioned roughly same main points at another of above-mentioned flexible conductor 2, omits in the drawings.Among the figure, T represents to be used to implement the welding torch of above-mentioned electromagnetic beam welding.

Patent documentation 1: the clear 63-250082 communique of Japanese Patent Application Publication

The problem that the present invention will solve

; as mentioned above; make

terminal block

3a, 3b on the end of flexible conductor 2; conduct electricity under the situation about connecting with electromagnetic beam welding W etc.; decide with the capacity or the ability of the thickness of the flexible conductor 2 that once welding can splice

terminal piece

3a, 3b (at the height of the above-below direction of Fig. 6) according to bonding machine; for example can be with the degree of depth of a solder joints if 25mm; even weld from both sides up and down as shown in Figure 6; the flexible conductor of maximum 50mm thickness also is the limit, can not engage the flexible conductor of its above thickness.

Therefore, for example for the powered-on capacity that makes the pliability splicing ear increases, when increasing piece number of the conductive gold metal thin plate 21 that constitutes flexible conductor 2, thereby the integral thickness of flexible conductor 2 increases, and the problem of

terminal block

3a, 3b can not solder joints be arrived in existence.Therefore, though can consider use capacity or the big bonding machine of ability, the not only costliness of such bonding machine own causes expense to increase, and needs a large amount of labour and equipment for power supply unit or Security Countermeasures etc., has problems such as cost of manufacture significantly increases.In addition, though a plurality of methods that are piled up use of the flexible conductor that Fig. 6 is such are also arranged,, there is the problem of energising loss owing between conductor, produce contact resistance.

Summary of the invention

The present invention just is being based on the problems referred to above point and is proposing, and its purpose is to provide a kind of pliability splicing ear, even this terminal also can easily engage with terminal block under the situation that the integral thickness of flexible conductor increases, and the excellent of switching on.

Be used to solve the method for problem

To achieve these goals, pliability splicing ear of the present invention is the cross-talk that adopts following structure.Promptly, this pliability splicing ear, on the both ends of the flexible conductor that stacked a plurality of conductive gold metal thin plates form, engaging the terminal block conduction that metal is constituted by electromagnetic beam welding or friction stir connects, this pliability splicing ear is characterised in that, connect at the flexible conductor of above-mentioned each terminal block and to form a plurality of rank portion on the side end steppedly, the flexible conductor conduction that engages specific thickness by electromagnetic beam welding or friction stir is connected in this each rank portion.

The effect of invention

As mentioned above, flexible conductor at the terminal block that connects on the both ends of flexible conductor connects on the side end, form a plurality of rank portion steppedly, the flexible conductor conduction that engages specific thickness by electromagnetic beam welding or friction stir is connected in this each rank portion, thus, even flexible conductor integral thickness increases, each of above-mentioned each rank portion also can be easily easily be bonded on the flexible conductor of specific thickness on the terminal block.As a result, even the pliability splicing ear that for example powered-on capacity is big, also can be easily, make at an easy rate.

Have, the stair-stepping rank portion of above-mentioned two-terminal piece can constitute again, and is provided with toward each other, and almost fixed ground forms the interval of this rank portion that is provided with toward each other, and conduction connects the flexible conductor of almost fixed length between each rank portion in opposite directions at this.When doing like this, the resistance almost fixed of the electric current that flows through to another terminal block via above-mentioned each flexible conductor from an above-mentioned terminal block can prevent the deflection of electric current, local heating.

Description of drawings

Fig. 1 (a) is the plane graph of an execution mode of expression pliability splicing ear of the present invention, (b) is front elevation.

Fig. 2 is the decomposition sectional arrangement drawing of the part of above-mentioned pliability splicing ear.

Fig. 3 (a)～(d) is the key diagram of an example of the manufacturing process of the above-mentioned pliability splicing ear of expression.

Fig. 4 (a)～(d) is the key diagram of an example of the manufacturing process of the above-mentioned pliability splicing ear of expression.

Fig. 5 is the front elevation of an example of the user mode of the above-mentioned pliability splicing ear of expression.

Fig. 6 is the stereogram of an example of the existing pliability splicing ear of expression.

Description of reference numerals

1. pliability splicing ear

2. flexible conductor

21. conductive gold metal thin plate

3a, 3b. terminal block

30. installing hole

31 rank portions

The W welding

The T welding torch

The B construction bolt

The N nut

Embodiment

Below, the execution mode of representing based on accompanying drawing is described in detail the present invention.Fig. 1 (a) is the plane graph of an execution mode of expression pliability splicing ear of the present invention, (b) be its front elevation, Fig. 2 is the decomposition sectional arrangement drawing of the part of above-mentioned pliability splicing ear, and the member that the conventional example with above-mentioned Fig. 6 is had identical function is given prosign and omission.

The pliability splicing ear 1 of present embodiment as depicted in figs. 1 and 2, comprising: a plurality of flexible conductors 2 of specific thickness, and the flexual a plurality of conductive gold metal thin plate 21 that has of its laminated copper foil or aluminium foil etc. forms; And

terminal block

3a, 3b, its conductive metal by copper that connects on the both ends of this flexible conductor 2 or aluminium etc. constitutes.On the end of connection flexible conductor 2 one sides of this each

terminal block

3a, 3b, form a plurality of rank portion 31 steppedly, be connected in this each rank portion 31 by flexible conductor 2 conductions of electromagnetic beam welding specific thickness.

Particularly the execution mode among the figure is shown in Fig. 1 (b), the stair-stepping rank portion 31 of two-

terminal piece

3a, 3b is provided with toward each other, interval between this

rank portion

31,31 is toward each other formed almost fixed, be connected between this each

rank portion

31,31 in opposite directions by flexible conductor 2 conductions of electromagnetic beam welding with almost fixed length.As the welding of this electromagnetic beam, for example can the welding of applying electronic bundle, LASER BEAM WELDING or plasma welding etc.Among the figure, the 30th, be used for above-mentioned each

terminal block

3a, 3b are installed in installing hole on not shown electric device or the member etc.

Have again, as mentioned above stacked flexible conductor 2 conductions for specific thickness are being connected under the situation of each rank portion 31, between neighbouring

flexible conductor

2,2, as Fig. 1 (b) and as shown in Figure 2, also can the slit S with suitable interval for example be set corresponding to needs.When doing like this, by electromagnetic beam welding W etc. with flexible conductor 2 with terminal block 3a, when 3b is connected, can not remove the welding bead (weld bead) on the surface of this weld part W, and weld each flexible conductor 2 well.

Then, the technology of above-mentioned manufacturing pliability splicing ear 1 is random, for example gets final product with the following manufacturing of will getting.Fig. 3 and Fig. 4 represent an one example, at first, and shown in Fig. 3 (a), in the most the next rank portion 31 of the end solder joints that makes flexible conductor 2 in the stair-stepping a plurality of rank portion 31 of terminal block 3a.Then, along the welded joint of the end face of the riser portions of above-mentioned rank portion 31 and above-mentioned flexible conductor 2,,, above-mentioned terminal block 3a is conducted electricity with flexible conductor 2 be connected Yi Bian engage above-mentioned welded joint by electromagnetic beam welding W Yi Bian welding torch T is moved.

At this moment, the stacked thickness that constitutes the sheet metal 21 of above-mentioned flexible conductor 2 is the thickness that utilizes above-mentioned electromagnetic beam welding can engage with once welding sequence.In addition, when the stacked thickness of above-mentioned flexible conductor 2, when forming shown in the example as shown with the height of the riser portions of rank portion 31 like that about equally, electromagnetic beam can be with good balance irradiation flexible conductor 2 and terminal block, well solder joints both.

As mentioned above, after flexible conductor 2 conduction is connected to the most the next rank portion 31 of terminal block 3a, shown in Fig. 3 (b), flexible conductor 2 conductions are connected to next rank portion 31 with main points same as described above.Then, as Fig. 3 (c) after flexible conductor 2 conduction is connected to whole rank portion 31 of terminal block 3a, counter-rotating up and down as Fig. 3 (d).

Then, as shown in Figure 4, on the end of the opposition side of the flexible conductor 2 that is connected with above-mentioned terminal block 3a, connect another terminal block 3b, in this case when as Fig. 4 (a)～(c) when flexible conductor 2 beginning of downside is welded W successively, can easily this a plurality of flexible conductors 2 be conducted electricity with above-mentioned terminal block 3b and be connected.

And as above-mentioned Fig. 4 (c), after conduction on the both ends of a plurality of flexible conductors 2 had connected

terminal block

3a and 3b, counter-rotating up and down just can access above-mentioned pliability splicing ear 1 shown in Figure 1 as Fig. 4 (d).

Have again, in the above-described embodiment, by electromagnetic beam

welding terminal block

3a, 3b are conducted electricity with flexible conductor 2 and to be connected, still also can conduct electricity connection, also can access action effect same as described above in this case by the friction stir joint.

The pliability splicing ear 1 of Zhi Zaoing can be random to the installation method or the installation unit of various electric devices or member etc. in the above described manner, for example as shown in Figure 5, to implant on various electric devices or member M1, the M2 etc. in the assembling bolt that is provided with, make the installing hole 30 of the last formation of above-mentioned each

terminal block

3a, 3b slotting logical chimeric, the mode that nut N is screwed into above-mentioned construction bolt B just can easily be installed.In this case, as shown in Figure 5, when flexible conductor 2 being installed, even, also can absorb it well for example at Fig. 5 vibrations or dislocation taking place on any direction of the left and right sides between above-mentioned member M1, the M2 with the state of bending.

Utilize possibility on the industry

As mentioned above, flexible connecting terminal of the present invention connects at the flexible conductor of terminal block and forms a plurality of rank section on the side end steppedly, with the riser portions of flexible conductor and this each end or falling portion to getting up, stir to engage by electromagnetic beam welding or friction and conduct electricity connection, even therefore the thickness of flexible conductor integral body increases, also can easily engage with terminal block. As a result, even the big flexible connecting terminal of powered-on capacity of stacked many sheet metal does not make the capacity of bonding machine or ability increase, just can be easily, make at an easy rate, utilize possibility on can the raising industry.

Claims

1. pliability splicing ear, on the both ends of the flexible conductor that stacked a plurality of conductive gold metal thin plates form, engage the terminal block conduction that conductive metal is constituted by electromagnetic beam welding or friction stir and connect, this pliability splicing ear is characterised in that

Connect at the flexible conductor of above-mentioned each terminal block and to form a plurality of rank portion on the side end steppedly, the flexible conductor conduction that engages specific thickness by electromagnetic beam welding or friction stir is connected in this each rank portion.

2. pliability splicing ear according to claim 1, wherein, the stair-stepping rank portion of above-mentioned two-terminal piece is provided with toward each other, the interval of this rank portion is toward each other formed almost fixed, conduction connects the flexible conductor of almost fixed length between each rank portion in opposite directions at this.

3. pliability splicing ear according to claim 1 and 2, wherein, as the welding of above-mentioned electromagnetic beam, can the welding of applying electronic bundle, LASER BEAM WELDING or plasma welding any one.