CN101488612B - Male terminal structure - Google Patents

Male terminal structure Download PDF

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Publication number
CN101488612B
CN101488612B CN2009100032406A CN200910003240A CN101488612B CN 101488612 B CN101488612 B CN 101488612B CN 2009100032406 A CN2009100032406 A CN 2009100032406A CN 200910003240 A CN200910003240 A CN 200910003240A CN 101488612 B CN101488612 B CN 101488612B
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CN
China
Prior art keywords
terminal
mentioned
male
conducting parts
cloudy
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Expired - Fee Related
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CN2009100032406A
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Chinese (zh)
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CN101488612A (en
Inventor
冈太一
中岛研治
竹原秀明
清水道晃
伊藤伸二
鹫见亨
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Hitachi Cable Ltd
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Hitachi Cable Ltd
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Priority claimed from JP2005380304A external-priority patent/JP4600277B2/en
Application filed by Hitachi Cable Ltd filed Critical Hitachi Cable Ltd
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Publication of CN101488612B publication Critical patent/CN101488612B/en
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Abstract

The purpose of the invention is to provide a male terminal structure with good heat dissipation at the time of large current flow. The male terminal structure comprises an electric wire connection part (13) to be connected to an electric wire at one end, and an insertion contact part (13) formed in frame shape to be inserted into a female terminal at the other end. The cross-section of a flat-shape plate member of the insertion contact part (12) is formed in U-shape.

Description

Terminal connecting structure
The application is for dividing an application, and the applying date of original application is on November 29th, 2006, and application number is 200610162901.6, and denomination of invention is cloudy terminal and male terminal structure.
Technical field
The present invention relates to the electric terminal structure of big electric current, relate in particular to and insert and the cloudy terminal structure of connector of connection oedoeagus component and the male terminal structure that is inserted through usefulness.
Background technology
Now, can reduce the discharge of pernicious gas, have the hybrid power electric vehicle (HEV-Hydrid Electric Vehicle) that reduces the fuel cost effect significantly and receive people and pay close attention to greatly.Drive the motor of HEV and the connection between converter and connect, utilize the HEV system to carry out the above big electric current energising of 100A through connector.Along with the progress of the Electrical Control Technology of automobile,, can satisfy connector that big electric current energising requires seldom though connector is widely used in the automobile.As satisfying the employed terminal of connector that big electric current energising requires, flat male for example shown in figure 11 and cloudy terminal shown in Figure 12 are arranged.
Shown in figure 11, elongated sheet material of male 50 usefulness forms, and the one of which end forms and additional electrical equipment wire connecting connecting portion 51, and its other end forms the insertion contact site 52 that is connected with cloudy terminal.On electric wire connecting portion 51, be formed with and be used for male 50 usefulness bolts are fastened on the equipment connecting hole 53 on the miscellaneous equipment.Male 50 is of a size of for example width 95mm, thickness 1.2mm.
Shown in figure 12, the terminal conducting parts 61 that cloudy terminal 60 is electrically connected by fixing male 50 and the electric wire of riveted joint electric wire tighten up portion 62 and constitute, and are to process through Bending Processing with sheet material.In terminal conducting parts 61, be provided with male 50 is fixed on inner leaf spring 63.
Shown in figure 13, when male 50 being inserted in the cloudy terminal 60, the insertion contact site 52 of male 50 is squeezed in the terminal conducting parts 61 by leaf spring 63 and fixes, and realizes being electrically connected.
Figure 11-male 50 shown in Figure 13 uses the material copper that for example conductance is high to become with cloudy terminal 60.Best, even in copper product, the heating in the time of also will coming to suppress to switch on as far as possible through the high material of use conductance.
Yet because there is the compromise selection relation in the relation of the conductance of terminal material and intensity, if use the high material of conductance, made terminal intensity has the tendency of reduction.For example, when being the copper formation terminal more than 90%, then can not obtain desired intensity as if the use conductance.Therefore, be necessary the conductance of terminal material is made sacrifice to a certain degree, guaranteed that the material of intensity processes terminal and use.
In addition, except the relation of the conductivity that will consider material and intensity, owing on cloudy terminal 60, also be provided with leaf spring 63, thereby must consider that also the terminal material of formation leaf spring 63 should be the material with elastic force.
Now; Though do not exist such conductance, intensity, elastic force all to have the material of excellent characteristic; But as solution; Have the leaf spring and the terminal conducting parts that form cloudy terminal respectively, conducting parts that will have a high conductivity and cloudy terminal with structure that high spring performance, high-intensity leaf spring make up.
Prior art document as terminal structure of the present invention has the following:
Relating to cloudy terminal structure has:
Patent documentation 1-japanese kokai publication hei 11-233182 communique.
Patent documentation 2-TOHKEMY 2005-56792 communique.
What relate to male terminal structure has:
The two No. 878429 communique of patent documentation 3-japanese.
The two No. 983590 communique of patent documentation 4-japanese.
The real fair 7-51739 communique of patent documentation 5-Japan.
Yet, when so cloudy terminal is used with terminal as automobile, have following problem.
Automobile is exposed under the condition of high temperature (150 ℃) with terminal sometimes, and in such environment, when the stress relaxation properties of the material that forms terminal was big, the box portion of cloudy terminal (terminal conducting parts 61) just opened sometimes.For example, the sheet material that has been bent into 90 ° is turned back to the direction opposite with bending direction, and plate is opened up into about 100 °.
Terminal box one opens, and the distance between spring portion and terminal board portion (space of male insertion portion) then increases.At this moment,, that is, die down, thereby the electric equipment that is connected through male 50 then can not satisfy the requirement of predetermined properties because the contact force of male is clamped by spring portion because the displacement that is added in spring portion diminishes.
Therefore, the opening of terminal when considering high temperature just need be when normal temperature be set the contact force of spring to such an extent that highlyer form cloudy terminal, thereby even make it the open situation of terminal board portion when high temperature, occur, also can be obtained predetermined characteristics.When improving contact force ground formation spring portion,, male then to increase necessary power (terminal insertion force), the problem that exists male to be difficult to insert in the cloudy terminal for being inserted into.
On the other hand because the male 50 of Figure 11 is writing board shapes, because of the little thermal diffusivity of its surface area not good.Therefore, the problem of existence is: the temperature of terminal rises during big electric current energising, and the resin enclosure and the peripheral equipment of connector impacted.
In addition, in order to improve thermal diffusivity, also have and male done squarely is inner to be hollow structure, to strengthen the surface area and the sectional area of terminal.But,,,, then be difficult to carry out and being connected of the bus of general use with regard to regard to being connected of equipment one side such as converter though can improve the heat radiation in when energising in the occasion of the male of having used the square hollow structure.This is because when carrying out the connection of bus, on the structure of system, the terminal with equipment side is bent into the use of L font sometimes.At this moment, the terminal of square configuration is bent into the L font when using, to wait be very difficult owing to crack, and can not address the above problem.
Situation according to the prior art of above-mentioned cloudy terminal and male need address the above problem.
Summary of the invention
Therefore, one object of the present invention is to address the above problem, and a kind of cloudy terminal structure is provided, and it need not to strengthen the terminal insertion force of male, even at high temperature also can keep the fixedly contact force of male of spring.
Simultaneously, another object of the present invention is to address the above problem, and a kind of male terminal structure is provided, and its fine heat radiation property when big electric current energising has and can satisfy and the structure of the connection request of equipment.
To achieve these goals; The cloudy terminal structure that is connected use with male of first scheme of the present invention; Have with high conductivity material make framework, can let terminal conducting parts that male inserts and be arranged in this terminal conducting parts, the fixing spring portion that uses of male, it is characterized in that; The material that working strength is higher than above-mentioned high conductivity material is provided with terminal board with the mode that covers above-mentioned terminal conducting parts, and above-mentioned spring portion and this terminal board are made of one.
Promptly, a kind of terminal connecting structure, be that male is connected the terminal connecting structure on the cloudy terminal, comprising:
Male, one of which end have and electric wire wire connecting connecting portion, and the other end has the insertion contact site; And; Cloudy terminal, it has the terminal conducting parts and the spring portion of making framework with high conductivity material, and above-mentioned male is inserted above-mentioned terminal conducting parts; Above-mentioned spring portion is fixed the above-mentioned insertion contact site that inserts the above-mentioned male in the above-mentioned terminal conducting parts, it is characterized in that:
The cross section of the tabular material of above-mentioned insertion contact site is made the コ font, and the interior width of frame of the base plate of above-mentioned male and cloudy terminal is roughly the same, roughly the same from the inside casing height of the height of the side-prominent projection tab of this base plate two and above-mentioned cloudy terminal,
The above-mentioned cloudy terminal working strength material higher than above-mentioned high conductivity material is provided with terminal board with the mode that covers above-mentioned terminal conducting parts,
It is rectangle that above-mentioned terminal conducting parts and above-mentioned terminal board are arranged to respectively a sheet material is bent into section, and each of above-mentioned terminal conducting parts and above-mentioned terminal board be connected the face that is seamed into to relative,
Above-mentioned spring portion is a leaf-spring-like, and with from the inserting side of above-mentioned male to the mode of the inner bending of above-mentioned terminal conducting parts, be integrally formed with the part of the face institute opposite face that is connected seam that forms above-mentioned terminal board,
Above-mentioned terminal board is overlooked when observing on the face that forms above-mentioned spring portion, and forms peristome and on this peristome, forms fixedly claw on the above-mentioned spring portion position adjacent,
Above-mentioned terminal conducting parts on the face of the above-mentioned terminal conducting parts that contacts with the face that is formed with peristome, forms the engaging recessed part that engages with the said fixing claw,
The said fixing claw is to the engaging recessed part bending, thereby when terminal board and terminal conducting parts interfixed, above-mentioned spring portion was positioned at company's seam crossing of above-mentioned conducting parts with by the mode of two end edge portion clampings of above-mentioned terminal conducting parts.
The characteristic of the cloudy terminal structure of alternative plan of the present invention is; Form peristome on the one side of above-mentioned terminal board and on this peristome, forming fixedly claw; On the face of the above-mentioned terminal conducting parts that contacts with the face that is formed with peristome; Form the engaging recessed part engage with the said fixing claw, with the said fixing claw to the recess bending, thereby terminal board and terminal conducting parts are interfixed.
The characteristic of the cloudy terminal structure of third party's case of the present invention is, above-mentioned terminal conducting parts and above-mentioned terminal board are made respectively a sheet material is bent into section is rectangle, and each of terminal conducting parts and terminal board is connected the relative face that is set to that stitches.
To achieve these goals; The male terminal structure that is connected use with cloudy terminal of cubic case of the present invention; The one of which end has and electric wire wire connecting connecting portion; Its other end has the insertion contact site of making in the cloudy terminal of being inserted into of frame shape, it is characterized in that, the cross section of the tabular material of above-mentioned insertion contact site is made the コ font.
The characteristic of the male terminal structure of the 5th scheme of the present invention is, above-mentioned insertion contact site is made the コ font, and the interior width of frame of its base plate and cloudy terminal is roughly the same, and the inside casing height of height and above-mentioned cloudy terminal of projection tab that protrudes in these base plate both sides is roughly the same.
The characteristic of the male terminal structure of the 6th scheme of the present invention is, erects in the rear end of the insertion contact site of above-mentioned projection tab and forms the stop tab that engages with the shell of the connector that holds above-mentioned insertion contact site.
The characteristic of the male terminal structure of the 7th scheme of the present invention is to form the wedge-shaped part of taper at the insertion leading section of above-mentioned insertion contact site.
According to the present invention, can bring into play under the situation of the insertion force that does not strengthen male, when high temperature, also can keep the fixedly excellent results of the contact force of male of spring portion.
According to the present invention, the thermal diffusivity that can also bring into play when big electric current is switched on is good, can satisfy the excellent results with equipment connection request and so on.
Description of drawings
Fig. 1 is the stereogram of the preferred embodiment of expression cloudy terminal structure of the present invention.
Fig. 2 is the vertical profile stereogram of the cloudy terminal of presentation graphs 1.
Fig. 3 is the top perspective view of the cloudy terminal of presentation graphs 1.
Fig. 4 is the cross-sectional stereogram of the cloudy terminal of presentation graphs 1.
Fig. 5 is the stress relaxation properties figure of expression oxygen-free copper and SUS.
Fig. 6 is the stereogram of the preferred embodiment of expression male terminal structure of the present invention.
Fig. 7 is the stereogram that expression is inserted into the male of Fig. 6 the state of existing cloudy terminal.
Fig. 8 is the sectional block diagram that expression is inserted into the male of Fig. 6 the state of existing cloudy terminal.
Fig. 9 (a) is the sectional drawing with three male configuration arranged side by side of Fig. 6.
Fig. 9 (b) is the sectional drawing that three existing flat male are disposed side by side.
Figure 10 is the cloudy terminal of presentation graphs 1 and the sectional block diagram of the connection status of the male of having inserted Fig. 6.
Figure 11 is the stereogram of the existing male of expression.
Figure 12 is the stereogram of the existing cloudy terminal of expression.
Figure 13 is the sectional block diagram that expression is inserted into the male of Figure 11 the state in the cloudy terminal of Figure 12.
Embodiment
Below, according to accompanying drawing to a preferred embodiment of the present invention will be described in detail.
Fig. 1-Fig. 4 is the figure that has represented the preferred embodiment of cloudy terminal of the present invention, and Fig. 1 is a stereogram, and Fig. 2 is the vertical profile stereogram, and Fig. 3 is a top perspective view, and Fig. 4 is cross-sectional stereogram.
Like Fig. 1-shown in Figure 4, cloudy terminal 30 has the terminal conducting parts 31 of making the male inserted 10 of framework with high conductivity material.The spring portion 33 that in this terminal conducting parts 31, has the male that fixedly is inserted into.The characteristic of cloudy terminal 30 is: use the material higher than high conductivity material intensity with the mode that covers terminal conducting parts 31 terminal board 32 to be set, and spring portion 33 is made of one with this terminal board 32.
It is essentially rectangular that terminal conducting parts 31 is made section, and terminal board 32 makes also that section is roughly rectangle so that chimeric with terminal conducting parts 31.The part of the one side of terminal board 32 (among the figure top) is made from the male inserting side and in the terminal conducting parts, is stretched out, and the part of its terminal board that stretches out 32 bends in the conducting parts 31 and forms the spring portion 33 of leaf-spring-like.Spring 33 is with (among the figure, below) goes up the protuberance 35 that forms and contact in the bottom surface of terminal conducting parts 31, to protuberance 35, thereby become male is fixed to the interior structure of terminal end electricity portion 31 through male 10 crampings that will insert from the male inserting side.
34 are formed with peristome 36 on terminal board 32.On peristome 36, be formed with the fixedly claw 37 that is used for fixing terminal conducting parts 31.In addition, on the face (above among the figure) of the terminal conducting parts 31 that contacts with the face that has formed peristome 36, be formed with the engaging recessed part 38 that engages with fixed claw.With regard to cloudy terminal, when fixing claw 37 bent to terminal conducting parts 31 1 sides (cloudy terminal is inboard), fixedly 37 of claws engaged with engaging recessed part 38, and terminal board 32 and terminal conducting parts 31 just interfix.
Therefore, can constitute the terminal conducting parts of processing respectively by different metallic sheet material 31 and always be fixed on certain position, the stable cloudy terminal 30 that terminal conducting parts 31 can not extracted from terminal board 32 with terminal board 32.
Terminal conducting parts 31 carries out Bending Processing with the sheet material of high conductivity material, and is made of one with electric wire caulking part 39.Electric wire caulking part 39 is processed by high conductivity material, is the part that electric wire and cloudy terminal is fixed together through the riveted joint electric wire.
It is that essentially rectangular forms that terminal board 32 becomes section with a sheet material Bending Processing, and makes to make and connect seam and be arranged on the face 41 relative with the face that has formed peristome 36 34 (figure, following).In addition, terminal conducting parts 31 also becomes section to be roughly rectangle a sheet material Bending Processing to form, and the connection seam 43 of terminal conducting parts 31 is made and is located at and stitches 42 relative faces (among the figure, top) being connected of terminal board 32.
Make and make it become opposite face through being stitched 42 being connected of the connection of terminal conducting parts 31 seam 43 and terminal board 32; And with terminal conducting parts 31 chimeric being fixed in the terminal board 32; Thereby when being inserted into male 10 in the terminal conducting parts 31, make it become more firm for bearing the power that prizes that causes from the inboard of terminal conducting parts 31.
Existing cloudy terminal 60 has under the situation that connects seam because the terminal conducting parts 31 that is only formed by a sheet material constitutes, and when because of the insertion of male applies when prizing power terminal conducting parts 61, terminal conducting parts 61 is out of shape from connecting seam crossing.That is, owing to prize the power of terminal conducting parts 61, the sheet material of the company's of causing seam crossing leaves each other and can not keep framework.Therefore,, be configured on the opposite face, then can keep framework through connecting seam for the cloudy terminal structure of this instance.
As the high conductivity material that forms terminal conducting parts 31 and electric wire caulking part 39, the preferred conduction rate is the above material of 60%IACS, and more preferably conductance is the above material of 93%IACS.
In the present embodiment, used the oxygen-free copper of conductance as 97%IACS as high conductivity material.In addition, terminal board 32 has used the excellent SUS of stress relaxation properties to form.
At this, Fig. 5 representes each stress relaxation properties of oxygen-free copper and SUS.The stress relaxation properties of Fig. 5 is that the sheet material with the sheet material of SUS and oxygen-free copper is exposed in the environment that is heated to 150 ℃, measures the characteristic of sheet material with the stress mitigation rate that changes heating time.
As shown in Figure 5ly know that according to the characteristic curve 71 of oxygen-free copper, oxygen-free copper its stress mitigation rate under 150 ℃ of temperature rises always; In contrast, according to the characteristic curve 72 of SUS, even SUS keeps under 150 ℃ of temperature for a long time, its stress mitigation rate does not almost change yet.Therefore, use terminal board 32 that SUS forms under high temperature (150 ℃) according to the curve of Fig. 5, its shape does not almost change.
Adopt the cloudy terminal structure of present embodiment; Through the terminal board of being processed by the little SUS material of stress relaxation properties 32 being set with the mode that covers the terminal conducting parts of processing with high conductivity material 31; Even cloudy terminal 30 is exposed under the hot environment; The angle that is bent into 90 ° part of terminal board can not open up into yet and surpass 90 °, and terminal board 32 can not be out of shape yet, and can keep section to be roughly the shape of rectangle.Therefore, the spring portion 33 that is made of one with terminal board 32 can not depart from (power of extruding terminal conducting parts is weak), the contact force that can use spring portion 33 to keep male with energising portion of terminal 31.
That is to say that the cloudy terminal 30 of present embodiment can reduce the heating that causes because of big electric current energising through process terminal conducting parts 31 with high conductivity material; Simultaneously, through covering this terminal conducting parts 31 with terminal board 32 and spring portion 33 being made of one with terminal board 32, can keep stable big electric current energising.
In addition, because the design that the spring force of the spring portion 33 when there is no need to consider high temperature reduces, thereby can reduce contact force, also can reduce needed power (terminal insertion force) when being inserted into male 10 in the cloudy terminal 30.
Below, the male terminal structure of the present invention in the cloudy terminal 30 that inserts the foregoing description then is described.
Fig. 6 is the stereogram of the preferred embodiment of expression male terminal structure of the present invention.
As shown in Figure 6, male 10 is processed by elongated sheet material, and the one of which end has and electric wire (electric equipment) wire connecting connecting portion 11, and its other end has the insertion contact site 12 that is inserted in the cloudy terminal.The characteristic of the male 70 of present embodiment is that its insertion contact site 12 is made the cross section of flat sheet material is made the コ font.
Electric wire connecting portion 11 is made up of a sheet material with insertion contact site 12, and electric wire connecting portion 11 is made tabular.On electric wire connecting portion 11, be formed with and be used for being electrically connected with equipment such as converters and being fastened on the equipment connecting hole 13 on the equipment with bolt.
Its other end promptly inserts contact site (コ word shape portion) 12 by constituting with the projection tab 15,15 that protrudes in base plate 14 both sides with the electric wire connecting portion 11 identical flat base plate 14 of making, and two projection tab 15,15 are bent into approximate right angle through the sheet material that will form base plate 14 and form.
The insertion leading section 16 that inserts contact site 12 is made the wedge-like of taper; Concrete is; The front end of base plate 14 and two projection tab 15,15 is made wedge-like in the thickness of slab direction, through front end is made wedge-like, the insertion force in the time of can reducing to be inserted into cloudy terminal 60 (with reference to Figure 12).
It is roughly the same with the inside casing of cloudy terminal that insertion contact site (コ word shape portion) 12 is preferably made base plate 14; And the height of the height of two projections 15,15 and the inside casing of cloudy terminal 60 is roughly the same; Through the height of the width of base plate 14 and projection tab 15,15 is made with the inside casing of cloudy terminal 60 about equally, can be stably fixing male 10 and it can not rocked in cloudy terminal 60.
In addition, be erected to be formed with the stop sheet 17 that engages with the connector shell that holds male in the insertion contact site rear end of projection tab 15 (inserting electric wire contact site one side of contact site).
Fig. 7 and Fig. 8 are the figure that expression is inserted into the male 10 of present embodiment the state in the existing cloudy terminal 60.
Like Fig. 7 and shown in Figure 8, when with male 10 being downside when being inserted in the terminal conducting parts 61 of existing cloudy terminal 60 with stop sheet 17, just base plate 14 by spring portion 63 crampings to terminal conducting parts 61 and fix.
If adopt the male terminal structure of present embodiment, through コ word shape is made in the cross section of the insertion contact site 12 of male 10, the flat male identical with width and thickness (thickness of sheet material) relatively can increase basal area and surface area.Therefore, owing to increase the basal area of male 10, can reduce the resistance of terminal, the heating in the time of can reducing to switch on.In addition, through increasing the surface area of male 10, the thermal diffusivity of the heat of being sent out in the time of then can improving energising.Therefore,, also can reduce the temperature rise of terminal, can suppress to the damage of the resin of the shell of connector and to being configured in the influence of male surrounding devices with male 10 even male 10 is carried out the energising of big electric current.
Male for example is used for, being connected of the motor of HEV and converter, and the electric wire connecting portion of male is connected to converter one side.At this moment, shown in Fig. 9 (a), converter and motor be owing to be to carry out three-phase energising, thereby three terminals are disposed side by side.To make section be the コ font to the male 10 of present embodiment owing to will insert connecting portion 12; Thereby; With shown in Fig. 9 (b) will with identical thickness (being t among the figure) make 50 3 of flat male side by side configuration situation relatively, can shorten the terminal Width distance (among the figure, d<f).This is because because under the identical situation of basal area, and make flat male 50 relatively; Its terminal width reduce (among the figure, b<e), thereby; With three male 10 side by side under the situation of configuration, the cause that total that the width b of male 10 and terminal pitch leave c has reduced.Therefore, through reducing the width b of terminal, can make the connector miniaturization of three male 10 being disposed side by side the big electric current energising usefulness that forms.
Though through the width of flat male being done with section is that the width of the male 10 of コ font equates and with enlarged in thickness; Can make basal area with section be that the male 10 of コ font is identical, but the thickness of the male of this situation becomes very big.Usually, for male,, electroplate terminal surfaces in order to prevent to produce oxide-film and obtain stable electrically contacting on the surface of terminal.But it is difficult that the male of being processed by heavy-gauge sheeting is electroplated.For example, have same widths 13mm and section 31.2mm for male 10 with present embodiment 2Male, when making tabular, the thickness of terminal (sheet material) then is 2.4mm.For this thickness is that present situation that the sheet material of 2.4mm is electroplated is to be unusual difficulty technically.The male 10 of present embodiment is because the thin sheet material of used thickness is done width narrower, thereby, can be used to prevent the plating of oxide-film.
In addition, because the electric wire connecting portion 13 of male 10 is made tabular, thereby; Can carry out Bending Processing to electric wire contact site 13 at an easy rate; For example, even when needing that because of the position relation of the equipment side that is connected with male 10 male 10 made the L font, also can meet the demands at an easy rate.
To be expression be inserted in the cloudy terminal 30 of Fig. 1 of the foregoing description the male of Fig. 6 of present embodiment and the sectional block diagram of the state that couples together Figure 10.Shown in figure 10, the insertion contact site 12 of male 10 is inserted in the terminal conducting parts 31 of cloudy terminal 30, and is fixed in terminal conducting parts 33 places with spring portion 33.In addition, though not shown, male 10 is contained in the shell of connector, stop tab 17 is fixed with connector.The terminal connecting structure that the male 10 of present embodiment is connected with cloudy terminal 30 as stated, its thermal diffusivity is high, even and in hot environment, also can keep the contact force between the terminal, realize stable being electrically connected.
Can think that aforesaid embodiments of the invention are not limited to these embodiment, can be other similar all execution mode.

Claims (2)

1. a terminal connecting structure is that male is connected the terminal connecting structure on the cloudy terminal, comprising:
Male, one of which end have and electric wire wire connecting connecting portion, and the other end has the insertion contact site; And, cloudy terminal, it has the terminal conducting parts and the spring portion of making framework with high conductivity material, and above-mentioned male is inserted above-mentioned terminal conducting parts, and above-mentioned spring portion is fixed the above-mentioned insertion contact site that inserts the above-mentioned male in the above-mentioned terminal conducting parts,
It is characterized in that:
The cross section of the tabular material of above-mentioned insertion contact site is made the コ font, and the interior width of frame of the base plate of above-mentioned male and cloudy terminal is roughly the same, roughly the same from the inside casing height of the height of the side-prominent projection tab of this base plate two and above-mentioned cloudy terminal,
The above-mentioned cloudy terminal working strength material higher than above-mentioned high conductivity material is provided with terminal board with the mode that covers above-mentioned terminal conducting parts,
It is rectangle that above-mentioned terminal conducting parts and above-mentioned terminal board are arranged to respectively a sheet material is bent into section, and each of above-mentioned terminal conducting parts and above-mentioned terminal board be connected the face that is seamed into to relative,
Above-mentioned spring portion is a leaf-spring-like, and with from the inserting side of above-mentioned male to the mode of the inner bending of above-mentioned terminal conducting parts, be integrally formed with the part of the face institute opposite face that is connected seam that forms above-mentioned terminal board,
Above-mentioned terminal board is overlooked when observing on the face that forms above-mentioned spring portion, and forms peristome and on this peristome, forms fixedly claw on the above-mentioned spring portion position adjacent,
Above-mentioned terminal conducting parts on the face of the above-mentioned terminal conducting parts that contacts with the face that is formed with peristome, forms the engaging recessed part that engages with the said fixing claw,
The said fixing claw is to the engaging recessed part bending, thereby when terminal board and terminal conducting parts interfixed, above-mentioned spring portion was positioned at company's seam crossing of above-mentioned conducting parts with by the mode of two end edge portion clampings of above-mentioned terminal conducting parts.
2. according to the terminal connecting structure described in the claim 1, it is characterized in that:
Form the wedge-shaped part of taper at the insertion leading section of above-mentioned insertion contact site.
CN2009100032406A 2005-12-28 2006-11-29 Male terminal structure Expired - Fee Related CN101488612B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2005-380304 2005-12-28
JP2005380303 2005-12-28
JP2005380304 2005-12-28
JP2005380303A JP4613820B2 (en) 2005-12-28 2005-12-28 Terminal connection structure
JP2005380304A JP4600277B2 (en) 2005-12-28 2005-12-28 Female terminal structure
JP2005-380303 2005-12-28

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CN101488612A CN101488612A (en) 2009-07-22
CN101488612B true CN101488612B (en) 2012-01-25

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CN101488612A (en) 2009-07-22
JP2007179986A (en) 2007-07-12

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