CN104868415B - Electric circuit connection container - Google Patents
Electric circuit connection container Download PDFInfo
- Publication number
- CN104868415B CN104868415B CN201510085078.2A CN201510085078A CN104868415B CN 104868415 B CN104868415 B CN 104868415B CN 201510085078 A CN201510085078 A CN 201510085078A CN 104868415 B CN104868415 B CN 104868415B
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- Prior art keywords
- metal piece
- pair
- terminal metal
- framework
- fuse
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Abstract
The present invention provides a kind of electric circuit connection container, even if using in high temperature environments, it is also possible to keep the connection status of electronic unit and terminal metal piece well.With framework (2), the framework (2) is provided with electric circuit connection container (1):Fuse installation portion (21), it installs fuse (6);Terminal metal piece installation portion (24), it installs the terminal metal piece (4) with fuse (6) electrical connection.It is provided with the inner surface of terminal metal piece installation portion:A pair of opposed faces (25), it is extended parallel to one another;And a pair of angled face (26), it extends from a pair of opposed faces (25) to the lower face side of framework (2) and is inclined to direction disconnected from each other with being advanced from the upper surface side of framework (2) to lower face side respectively.A part for the fitting portion (43) of terminal metal piece (4) is positioned between a pair of opposed faces (25), and the remainder of fitting portion (43) is positioned between inclined plane (26).
Description
Technical field
The present invention relates to a kind of electric circuit connection container for being mounted on automobile and being substantially carried out power distribution.
Background technology
There is the electric circuit connection container being mounted on automobile of various constructions, for example, in the presence of electrically connecing as shown in Fig. 9,10
The electric circuit connection container of the such construction of line case 301, it has plastic framework 302, and the framework 302 is provided with fuse
Installation portion 321, terminal metal piece installation portion 324 and busbar installation portion 323 (with reference to patent document 1).
The fuse installation portion 321 is the part for installing fuse 6, is arranged on the upper surface side of framework 302.The fusing
Device installation portion 321 is provided with multiple along a direction.The fuse 6 has a pair of end sub-portion 62a, 62b.
The terminal metal piece installation portion 324 is to install the terminal gold being electrically connected with a portion of terminal 62a of fuse 6
Belong to the part of part 4.The terminal metal piece installation portion 324 is accordingly provided with multiple with multiple fuse installation portions 321.Each end
Sub- metalwork installation portion 324 is arranged on the lower section of corresponding fuse installation portion 321.The terminal metal piece 4 has:It is chimeric
Portion 43, it is chimeric with a portion of terminal 62a of fuse 6;And wired portion 40, it is connected with electric wire (not shown).In addition,
A pair of the opposed faces 325 for extending parallel to one another, terminal metal piece are provided with the inner surface of terminal metal piece installation portion 324
4 substantially integral are located between this pair of opposed faces 325.
The busbar installation portion 323 is the part for installing busbar 3, is arranged under multiple fuse installation portions 312
Side.The busbar 3 has the tuning fork-like connecting portion 33 that multiple inserts another portion of terminal 62b of fuse 6.These are multiple
Tuning fork-like connecting portion 33 along multiple fuse installation portions 321 and column direction arrange.In addition, on busbar installation portion 323
Multiple baffle walls 329 are provided with, the plurality of baffle wall 329 is located between adjacent tuning fork-like connecting portion 33 and forms each tuning fork-like
The receiving portion 323a of connecting portion 33.
The electric circuit connection container 301 is assembled as follows:Terminal metal piece 4 is arranged on from the lower face side of framework 302
Terminal metal piece installation portion 324, busbar installation portion 323 is arranged on by busbar 3 from the lower face side of framework 302, will be fused
Device 6 is arranged on fuse installation portion 321 from the upper surface side of framework 302.
Prior art literature
Patent document
Patent document 1:Japanese Unexamined Patent Publication 2013-255346 publications
The content of the invention
The present invention technical problem to be solved
As shown in Fig. 9 (a) and Figure 10 (a), the electric circuit connection container 301 is designed to:By the portion of terminal 62b of fuse 6
The tuning fork-like connecting portion 33 of busbar 3 is inserted straight into, also, the portion of terminal 62a of fuse 6 is fitted to terminal as the crow flies
The fitting portion 43 of metalwork 4.
However, in high temperature environments using in the case of electric circuit connection container 301, busbar 3 is because of the expansion of framework 302 sometimes
And misplace, the fuse 6 for being inserted into the busbar 3 is inclined as shown in Fig. 9 (b) and Figure 10 (b).So incline in fuse 6
In the case of tiltedly, may there is a problem of as follows:The contact area of portion of terminal 62a and terminal metal piece 4 reduces and this is contacted
The impedance value at position rises, or fuse 6 is reduced with the connection reliability of terminal metal piece 4.
Additionally, in the case of fuse as described above 6 is inclined, if terminal metal piece 4 is also followed fuse 6 and is inclined
Tiltedly, then because fuse 6 will not change with the relative position relation of terminal metal piece 4, so, although contact surface will not be produced
Product reduces or connection reliability reduction, but, it is positioned in the pair of opposed faces because terminal metal piece 4 is substantially integral
Between 325, so, although allow somewhat to conjugate, but, without the inclined degree that can completely follow fuse 6 from
By spending.
Therefore, it is an object of the invention to provide a kind of electric circuit connection container, even if in high temperature environments in the case of use,
Also the connection status of electronic unit and terminal metal piece can well be kept.
Technical teaching for solving the problem was
Invention described in technical scheme 1 is a kind of electric circuit connection container, and it has framework, and the framework is provided with:The ministry of electronics industry
Part installation portion, it installs electronic unit;And terminal metal piece installation portion, it installs the terminal being electrically connected with the electronic unit
Metalwork, the electronic unit is installed to the electronic unit installation portion from the side of the framework, the terminal metal piece from
The opposite side of the framework is installed to the terminal metal piece installation portion, and the electric circuit connection container is characterised by, the terminal
Metalwork has:Fitting portion, it is chimeric with the portion of terminal of the electronic unit;And wired portion, in the terminal metal piece
It is provided with the inner surface of installation portion:A pair of opposed faces, it is extended parallel to one another;And a pair of angled face, its respectively from this one
The opposed opposite side towards the framework is extended and is divided to mutual with being advanced from a lateral opposite side of the framework
From direction incline, a part for the fitting portion is positioned between the pair of opposed faces, its remaining part of the fitting portion
Divide and be positioned between the inclined plane.
Invention described in technical scheme 2 is, in the invention described in technical scheme 1, in the terminal metal piece installation portion
Inner surface on be provided with a pair of guiding inclined planes, the pair of guiding inclined plane is inclined towards institute from the pair of respectively
The opposite side for stating framework extends and is inclined to direction disconnected from each other with being advanced from a lateral opposite side of the framework.
Invention described in technical scheme 3 is, in the invention described in technical scheme 1 or 2, the pair of inclined plane relative to
The angle of inclination of the pair of opposed faces is less than 10 degree.
Invention effect
Invention according to technical scheme 1,3, is provided with the inner surface of the terminal metal piece installation portion:A pair
Opposed faces, it is extended parallel to one another;And a pair of angled face, it prolongs from this pair opposed opposite sides towards the framework respectively
Stretch and inclined to direction disconnected from each other, one of the fitting portion with being advanced from a lateral opposite side of the framework
Divide and be positioned between the pair of opposed faces, the remainder of the fitting portion is positioned between the inclined plane, therefore,
When electric circuit connection container is assembled, terminal metal piece can be positioned at normal position using a pair of opposed faces, also, using electricity
During gas junction box, in the case of electronic unit is inclined, the electronic unit can be followed and inclined.Therefore, it is possible to provide one kind
Electric circuit connection container, even if in high temperature environments in the case of use, it is also possible to keep well between electronic unit and metal terminal
Connection status.
Invention according to technical scheme 2, due to being provided with one on the inner surface of the terminal metal piece installation portion
To guiding inclined plane, the pair of guiding inclined plane extends from the pair of opposite side inclined towards the framework respectively
And inclined to direction disconnected from each other with being advanced from a lateral opposite side of the framework, therefore, electrically connect in assembling
During line case, terminal metal piece can be freely insertable into terminal metal piece installation portion.
Brief description of the drawings
Fig. 1 is the exploded view of the electric circuit connection container of one embodiment of the present invention.
Fig. 2 is the stereogram of the terminal metal piece shown in Fig. 1.
Fig. 3 is the stereogram that the terminal metal piece shown in Fig. 2 is observed from other angles.
Fig. 4 is the explanatory diagram of the terminal metal piece installation portion of the framework shown in Fig. 1.
Fig. 5 is the explanatory diagram of the terminal metal piece installation portion shown in explanatory diagram 4 and the position relationship of terminal metal piece.
Fig. 6 is the sectional view of the state for showing to be provided with framework fuse and busbar shown in Fig. 1, and (a) is to show
Go out busbar be located in normal position and fuse be inserted in as the crow flies busbar state figure, (b) is to show to conflux
Bar misplace and be inserted in busbar the inclined state of fuse figure.
Fig. 7 is the sectional view of the state for showing to be provided with framework fuse and terminal metal piece shown in Fig. 1, (a)
It is to show that fuse is inserted in the figure of the state of terminal metal piece as the crow flies, (b) is to show to be embedded in the fusing of terminal metal piece
Device is inclined and terminal metal piece also follows fuse and the figure of inclined state.
Fig. 8 is the stereogram of the terminal metal piece that can be used in the present invention.
Fig. 9 is the sectional view of existing electric circuit connection container, and (a) is to show that busbar is located in normal position and fuse
Be inserted in the figure of the state of busbar as the crow flies, (b) be busbar dislocation is shown and be inserted in busbar fuse it is inclined
The figure of state.
Figure 10 is the sectional view of the existing electric circuit connection container shown in Fig. 9, and (a) is to show that fuse is embedded in end as the crow flies
The figure of the state of sub- metalwork, (b) is the figure for showing the inclined state of the fuse for being embedded in terminal metal piece.
Description of reference numerals
1 electric circuit connection container
2 frameworks
4 terminal metal pieces
6 fuses (electronic unit)
21 fuse installation portions (electronic unit installation portion)
24 terminal metal piece installation portions
25 opposed faces
26 inclined planes
27 guiding inclined planes
40 wired portions
43 fitting portions
62a portion of terminal
Specific embodiment
Reference picture 1~7 illustrates " electric circuit connection container " of one embodiment of the present invention.Electric circuit connection container 1 shown in Fig. 1 is
It is mounted on automobile and is substantially carried out the electric circuit connection container of power distribution.
The electric circuit connection container 1 includes:Plastic framework 2;Multiple parts, it is installed on the frame 2;And synthesis tree
The upper lid of fat, its upper surface side for being arranged on framework 2.In addition, it is fuse, relay to install multiple parts on the frame 2
The electronic units such as device, electric wire, busbar etc..
Reference 6 in Fig. 1 is fuse (equivalent to " electronic unit " in claim).The fuse 6 has:
Housing 61;A pair of end sub-portion 62a, 62b, it is exposed to outside housing 61;And fusable links, it is accommodated in housing 61.In Fig. 1
Reference 5 is electric wire, and reference 4 is mounted in the end of electric wire 5 and the terminal metal piece being connected with fuse 6.In Fig. 1
Reference 3 be the busbar being connected with multiple fuses 6.
As shown in Figure 2,3, the terminal metal piece 4 has:Fitting portion 43, it is embedding with a portion of terminal 62a of fuse 6
Close;And wired portion 40, it is connected with electric wire 5.Fitting portion 43 has:A pair of spring leafs 45, be positioned at for portion of terminal 62a by it
Between a pair of spring leafs 45;And plate portion 44, it is along a pair of spring leafs 45.Wired portion 40 has:A pair of heart yearn crimping
Piece 41, the heart yearn 51 of its crimped electric wire 5;And skin compressing piece 42 is covered in a pair of insulation, the part of skin 52 is covered in the insulation of its crimped electric wire 5.
The busbar 3 has:Flat base portion 30;Electrical power source connection 31,32, its side side long for being arranged on base portion 30
To two ends;And multiple tuning fork-like connecting portions 33, it is prominent to same direction from a side long of base portion 30.In electrical power source connection
31st, 32 it is connected with power line via connector etc..Another portion of terminal 62b of fuse 6 is inserted into tuning fork-like connecting portion 33.
Surface is provided with multiple electronic unit installation portions to the framework 2 thereon, and its lower surface is provided with multiple terminals
Metalwork installation portion and busbar installation portion.Reference 21 in Fig. 1 is the fuse installation portion (phase for being provided with fuse 6
When in " the electronic unit installation portion " of claim).The fuse installation portion 21 is provided with multiple along a direction.Accompanying drawing mark
Note 22 is the relay installation portion for being provided with relay.Reference 24 is the terminal for being provided with the end for being installed in electric wire 5
The terminal metal piece installation portion of metalwork 4.The terminal metal piece installation portion 24 accordingly sets with multiple fuse installation portions 21
It is equipped with multiple.Each terminal metal piece installation portion 24 is arranged on the lower section of corresponding fuse installation portion 21.Reference 23 is
The busbar installation portion of busbar 3 is installed.Busbar installation portion 23 is arranged on the lower section of multiple fuse installation portions 21.Separately
Outward, fuse 6 is installed to fuse installation portion 21, lower face side of the terminal metal piece 4 from framework 2 from the upper surface side of framework 2
Terminal metal piece installation portion 24 is installed to, busbar 3 is installed to busbar installation portion 23 from the lower face side of framework 2.
As shown in figure 4, the inner surface setting in the terminal metal piece installation portion 24 has:A pair of opposed faces 25, its is mutual
Extend parallel to;A pair of angled face 26, its respectively from a pair of opposed faces 25 to the lower face side of framework 2 extend and with from
The upper surface side of framework 2 is advanced to lower face side and is inclined to direction disconnected from each other;And a pair of guiding inclined planes 27, its point
Extend and advanced with from the upper surface side of framework 2 to lower face side to the lower face side of framework 2 not from a pair of angled face 26
And inclined to direction disconnected from each other.Reference 28 in Fig. 4 is to be spaced apart adjacent terminal metal piece installation portion 24
Baffle wall 28.
As shown in figure 5, the pair of opposed faces 25 are each other by the leading section of fitting portion 43 (before electric wire 5
End) positioning.The remainder of fitting portion 43 is positioned between the pair of inclined plane 26.Between between a pair of opposed faces 25
Every the interval of the degree for being formed to be capable of positioning terminal metal piece 4.A pair of angled face 26 is relative to a pair of opposed faces
25 angle of inclination (θ 1 in Fig. 4) is formed substantially 2 degree.In addition, in the present invention, it is preferred to inclined plane 26 inclination angle
Spend is less than 10 degree.The pair of guiding inclined plane 27 is formed relative to the angle of inclination (θ 1 in Fig. 4) of baffle wall 28
It is 35~45 degree.In addition, in Fig. 4,5, in order that explanation is readily appreciated that, turgidly depicting a pair of angled face 26 and a pair being drawn
Lead with the angle of inclination of inclined plane 27.
When terminal metal piece 4 is inserted into the terminal metal piece installation portion 24 of above-mentioned composition, draw due to being provided with a pair
Lead with inclined plane 27 such that it is able to swimmingly insert terminal metal piece 4.In addition, being positioned by by the leading section of fitting portion 43
Between a pair of opposed faces 25 such that it is able to which terminal metal piece 4 is positioned at the normal position of terminal metal piece installation portion 4.And
And, in the state of terminal metal piece 4 is installed on terminal metal piece installation portion 24, because fitting portion 43 is in addition to leading section
Part be positioned between a pair of angled face 26, so, when using electric circuit connection container 1, because of certain reason, fuse 6 inclines
In the case of tiltedly, terminal metal piece 4 can follow fuse 6 and incline.That is, the terminal metal piece 4 shown in Fig. 5 can be to arrow
L directions or arrow R directions conjugate.
As shown in fig. 6, being provided with multiple baffle walls 29 in the busbar installation portion 23, the plurality of baffle wall 29 is located at converges
Flow between the adjacent tuning fork-like connecting portion 33 of bar 3 and formed the receiving portion 23a of each tuning fork-like connecting portion 33.
As shown in Fig. 6 (a) and Fig. 7 (a), the electric circuit connection container 1 of above-mentioned composition is designed to:The portion of terminal 62 of fuse 6
The tuning fork-like connecting portion 33 of busbar 3 is inserted in as the crow flies, also, the portion of terminal 62a of fuse 6 is inserted in terminal gold as the crow flies
Belong to the fitting portion 43 of part 4.However, in high temperature environments using in the case of electric circuit connection container 1, busbar 3 is because of framework 2 sometimes
Expand and misplace, the fuse 6 for being inserted in the busbar 3 is inclined as shown in Fig. 6 (b) and Fig. 7 (b).In fuse 6 so
In the case of inclined, inclined because terminal metal piece 4 also follows fuse 6, thus fuse 6 and terminal metal piece 4 phase
It is constant compared with Fig. 7 (a) to position relationship.Therefore, portion of terminal 62a will not be produced to reduce with the contact area of terminal metal piece 4,
Or fuse 6 and the connection reliability reduction of terminal metal piece 4, fuse 6 can be well kept with terminal metal piece 4
Connection status.
Additionally, the tuning fork-like connecting portion 33 of busbar 3 is set high with the contact of the portion of terminal 62b of fuse 6
In the fitting portion and the contact of portion of terminal 62a of terminal metal piece 4.Therefore, as shown in Fig. 6 (b), even if wrong in busbar 3
Position and be inserted in the fuse 6 of tuning fork-like connecting portion 33 it is inclined in the case of, fuse 6 does not have with the connection status of busbar 3 yet
It is problematic.
In addition, in the present invention, in addition to above-mentioned terminal metal piece 4, the terminal metal piece 7 shown in Fig. 8 can be used.
Terminal metal piece 7 has:Fitting portion 73, it is chimeric with a portion of terminal 62a of fuse 6;And wired portion 70, itself and electricity
Line 5 is connected.Fitting portion 73 has:Plate portion 74;And a pair of spring 75, it holds up setting and leading section from the two ends of plate portion 74
To the lateral bend of plate portion 74.The fitting portion 73 clamps portion of terminal 62a's between plate portion 74 and a pair of leading sections of spring 75
Mode is chimeric with portion of terminal 62a.Wired portion 70 has:A pair of heart yearn compressing pieces 71, the heart yearn 51 of its crimped electric wire 5;And
Skin compressing piece 72 is covered in a pair of insulation, and the part of skin 52 is covered in the insulation of its crimped electric wire 5.
Additionally, above-mentioned implementation method only representational form of the invention, the present invention is not limited to embodiment party
Formula.That is, can carry out various modifications to implement without departing from the gist of the present invention.
Claims (2)
1. a kind of electric circuit connection container, it has framework, and the framework is provided with:Electronic unit installation portion, it installs electronic unit;
And terminal metal piece installation portion, it installs the terminal metal piece being electrically connected with the electronic unit,
The electronic unit is installed to the electronic unit installation portion from the side of the framework, and the terminal metal piece is from described
The opposite side of framework is installed to the terminal metal piece installation portion,
The electric circuit connection container is characterised by,
The terminal metal piece has:Fitting portion, it is chimeric with the portion of terminal of the electronic unit;And wired portion,
It is provided with the inner surface of the terminal metal piece installation portion:A pair of opposed faces, it is extended parallel to one another;And a pair
Inclined plane, it extends and with lateral another from the one of the framework from this pair opposed opposite sides towards the framework respectively
Advance and inclined to direction disconnected from each other in side;And a pair of guiding inclined planes, the pair of guiding distinguished with inclined plane
Extend and with the lateral opposite side traveling from the framework from the pair of opposite side inclined towards the framework
Inclined to direction disconnected from each other,
A part for the fitting portion is positioned between the pair of opposed faces, and the remainder of the fitting portion is positioned in
Between the inclined plane.
2. electric circuit connection container as claimed in claim 1, it is characterised in that
The pair of inclined plane is less than 10 degree relative to the angle of inclination of the pair of opposed faces.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014030907A JP6309303B2 (en) | 2014-02-20 | 2014-02-20 | Electrical junction box |
JP2014-030907 | 2014-02-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104868415A CN104868415A (en) | 2015-08-26 |
CN104868415B true CN104868415B (en) | 2017-07-07 |
Family
ID=53914053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510085078.2A Active CN104868415B (en) | 2014-02-20 | 2015-02-16 | Electric circuit connection container |
Country Status (2)
Country | Link |
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JP (1) | JP6309303B2 (en) |
CN (1) | CN104868415B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110268584B (en) * | 2018-05-08 | 2021-09-03 | 凡甲电子(苏州)有限公司 | Conductive terminal and electric connector with same |
JP7115358B2 (en) * | 2019-02-26 | 2022-08-09 | 住友電装株式会社 | electronic module |
JP7248732B2 (en) * | 2021-04-05 | 2023-03-29 | 矢崎総業株式会社 | Electrical junction box, method for manufacturing electrical junction box, and wire harness |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0116991A1 (en) * | 1983-02-04 | 1984-08-29 | Littelfuse Tracor B.V. | Fuseholder for blade-type fuses |
JPH0877912A (en) * | 1994-09-08 | 1996-03-22 | Emuden Musen Kogyo Kk | Fuse holder |
JP2523705Y2 (en) * | 1991-08-26 | 1997-01-29 | 矢崎総業株式会社 | Automotive electrical connection device |
CN1202718A (en) * | 1997-06-17 | 1998-12-23 | 光州电子株式会社 | Fuse holder |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4227287A1 (en) * | 1992-08-18 | 1994-02-24 | Framatome Connectors Int | Electrical spring contact |
JP2002101526A (en) * | 2000-09-21 | 2002-04-05 | Yazaki Corp | Power-connecting structure for electric connection box |
JP2003264022A (en) * | 2002-03-07 | 2003-09-19 | Yazaki Corp | Female-type terminal for tab state terminal |
-
2014
- 2014-02-20 JP JP2014030907A patent/JP6309303B2/en active Active
-
2015
- 2015-02-16 CN CN201510085078.2A patent/CN104868415B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0116991A1 (en) * | 1983-02-04 | 1984-08-29 | Littelfuse Tracor B.V. | Fuseholder for blade-type fuses |
JP2523705Y2 (en) * | 1991-08-26 | 1997-01-29 | 矢崎総業株式会社 | Automotive electrical connection device |
JPH0877912A (en) * | 1994-09-08 | 1996-03-22 | Emuden Musen Kogyo Kk | Fuse holder |
CN1202718A (en) * | 1997-06-17 | 1998-12-23 | 光州电子株式会社 | Fuse holder |
Also Published As
Publication number | Publication date |
---|---|
JP6309303B2 (en) | 2018-04-11 |
JP2015156753A (en) | 2015-08-27 |
CN104868415A (en) | 2015-08-26 |
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