CN100481663C - Electric wiring case - Google Patents
Electric wiring case Download PDFInfo
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- CN100481663C CN100481663C CNB2005101070750A CN200510107075A CN100481663C CN 100481663 C CN100481663 C CN 100481663C CN B2005101070750 A CNB2005101070750 A CN B2005101070750A CN 200510107075 A CN200510107075 A CN 200510107075A CN 100481663 C CN100481663 C CN 100481663C
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Abstract
To provide an electric connection box in which the size can be reduced by preventing projection of the wire joint of a terminal metal and the wire joint from the box body. The electric connection box 1 comprises a box body 2, a terminal metal 3, and a side cover 4. The box body 2 has a terminal fixing portion 9 provided on the upper surface 2a, and a groove 14 recessed from the outer wall face 13a. The terminal metal 3 has an electric contact portion 11 and a wire joint 15. The electric contact portion 11 is fixed to the terminal fixing portion 9. The wire joint 15 fixes a wire 18. The box body 2 fixes the terminal metal 3 to the terminal fixing portion 9 while containing the wire joint 15 and the wire 18 in the groove 14. Longitudinal direction of the electric contact portion 11 and the outer wall face 13a become parallel with each other. The side cover 4 is fixed to the box body 2 while closing the groove 14.
Description
Technical field
The present invention relates to carry as the connection box in automobile of moving body etc.
Background technology
In automobile, generally carrying diversified electronic equipments such as motor type such as lamp ﹠ lanterns such as headlight and taillight, starting motor and air conditioning electricity motivation as moving body.
For to above-mentioned diversified electronic equipment supply capability, above-mentioned automobile has disposed terminal box in position.Above-mentioned terminal box is compiled various circuit units such as many fuses or relay and is constituted.
In addition, terminal box also has fuse, relay, busbar etc. sometimes, thus be also referred to as fuse box, electrical relaybox, or be generically and collectively referred to as connection box.In this manual, below above-mentioned fuse box, electrical relaybox, terminal box are generically and collectively referred to as connection box.
Connection box has box main body and the terminal fittings that forms exterior contour.For example upper surface at box main body is provided with a plurality of installation portions, and this installation portion is used to install electric components such as above-mentioned relay, fuse and fusible link.In addition, at for example lower surface of box main body, the chimeric connector that is disposed at the cloth wire harness in the above-mentioned automobile.
The cloth wire harness has many wires and is assemblied in the connector that this wire end etc. is located.Connector is entrenched in the various electronic equipments or above-mentioned box main body that are equipped in the above-mentioned automobile.And box main body is accommodated the various electric components that are installed in above-mentioned installation portion and following busbar etc., and this busbar is used for the terminal according to the connector of predetermined figure connecting wiring bundle.
Terminal fittings is made of thicker conductive metal plate, and one has flat electrical contacts and electric wire connecting portion.At electrical contacts, be provided with the hole or the breach of the threaded portion that can pass bolt.Electrical contacts is screwed into upper surface of box main body etc. by the bolt that the threaded portion is passed in hole or the breach, and is assembled on the above-mentioned box main body.
The electric wire connecting portion is from above-mentioned electrical contacts bending, stands from this electrical contacts and establishes.The electric wire connecting portion has riveted joint sheet of riveting with wire connecting such as power supplys etc.The electric wire connecting portion is riveted electric wire with the riveted joint sheet, and is connected with the heart yearn of this electric wire.
Above-mentioned connection box, the electrical contacts that will assemble the terminal fittings of electric wire by bolt is assemblied in the upper surface of above-mentioned box main body.In addition, at this moment, the electric wire connecting portion of terminal fittings and the electric wire that is assemblied on this electric wire connecting portion are not housed in the above-mentioned box main body, but it is suitable on the outside wall surface of this box main body.
Then, the electric component that needs is installed, and the connector of cloth wire harness is entrenched in the lower surface of box main body at each installation portion.So be assembled into above-mentioned connection box.Then, connection box, via the electric wire of fusible link, cloth wire harness etc., the electric power from power supply that will supply with from power supply etc. supply to above-mentioned electronic equipment.
Above-mentioned existing connection box, the electric wire connecting portion with electric wire and terminal fittings is not housed in the box main body, but makes it along the outside wall surface at this box main body.Therefore, existing connection box, the electric wire connecting portion of terminal fittings is outstanding from box main body, and presents the trend of maximization.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of connection box, can prevent that the electric wire connecting portion of terminal fittings is outstanding from box main body with the electric wire that is assemblied on this electric wire connecting portion, thereby realize miniaturization.
In order to solve above-mentioned problem, realize purpose, technical scheme 1 described connection box of the present invention comprises: box main body, have the installation portion that electric component is installed on the surface; And terminal fittings, have the electrical contacts that is assemblied in above-mentioned surface and found the electric wire connecting portion of establishing and assemble electric wire from above-mentioned electrical contacts; It is characterized in that, have from the outside wall surface of above-mentioned box main body depression and accommodate the groove of the electric wire connecting portion of above-mentioned terminal fittings, under the length direction of the electric wire connecting portion of the above-mentioned terminal fittings state parallel with the outside wall surface that is provided with above-mentioned groove, above-mentioned electrical contacts is assemblied on the above-mentioned surface, the said wires connecting portion is housed in the above-mentioned groove.
According to technical scheme 1 described connection box of the present invention, because the electric wire connecting portion of terminal fittings is housed in the groove, so electric wire connecting portion and the electric wire that is assemblied on this electric wire connecting portion just are housed in the groove, thereby can prevent that its outside to box main body is outstanding.
According to technical scheme 2 described connection boxes of the present invention,, contact with electric wire on being assemblied in this electric wire connecting portion so can prevent the interior electric wire connecting portion of foreign matter and groove, and can improve the rigidity of box main body because be provided with the limit lid of blocking groove.
According to technical scheme 3 described connection boxes of the present invention, because the limit lid has spaced walls, so can further improve the rigidity of limit lid self that is box main body.And, because with the electric wire connecting portion be assemblied in electric wire on this electric wire connecting portion and be housed between the inner face of surface of spaced walls and groove, so it can be located in groove.
According to technical scheme 4 described connection boxes of the present invention, be housed between the inner face of another surface of spaced walls and groove being assemblied in electric wire on the installation portion.Therefore, can prevent that the electric wire that is housed in the groove from contacting each other.
According to technical scheme 5 described connection boxes of the present invention, the buckling parts that is arranged on the spaced walls front end fastens mutually with the fastening support that is arranged on the groove inner face.Therefore, can prevent spaced walls undesigned moving in groove, and can further improve the rigidity of box main body.
As described above, technical scheme 1 described the present invention can prevent from the electric wire connecting portion and be assemblied in electric wire on this electric wire connecting portion to give prominence to the outside at box main body.Therefore, can realize miniaturization.
Description of drawings
Fig. 1 is the vertical view of the related connection box of one embodiment of the present invention.
Fig. 2 is the perspective view of terminal fittings of the live line of expression connection box shown in Figure 1.
Fig. 3 is the perspective view of the limit lid of expression connection box shown in Figure 1.
Fig. 4 is the box main body of expression connection box shown in Figure 1 and the perspective view of Bian Gai.
Fig. 5 is the box main body of expression connection box shown in Figure 1 and the other perspective view of Bian Gai.
Fig. 6 is the vertical view of the variation of expression connection box shown in Figure 1.
Fig. 7 is the perspective view of the major part of expression connection box variation shown in Figure 6.
Fig. 8 is the fastening flange and the perspective view that fastens the state after support lug fastens mutually of expression connection box shown in Figure 7.
Embodiment
Below, according to Fig. 1 to Fig. 5, the connection box that one embodiment of the present invention are related is described.The connection box shown in Figure 11 that present embodiment is related is carried on the automobile as moving body.
Connection box 1 as shown in Figure 1, has box main body 2, not shown wire plate, terminal fittings 3 and limit lid 4 etc.Box main body 2 is made of the synthetic resin of insulating properties, comes moulding by known injection mo(u)lding.Box main body 2 forms tubular (case shape) by a plurality of outer walls 13.
In addition, on upper surface (the being equivalent to the surface) 2a of the front face side that is positioned at Fig. 1 of box main body 2, be provided with installation portion 8a, 8b and terminal department of assembly 9, this installation portion 8a, 8b are used to install electric components such as relay 5 and fusible link 6, and chimeric the connector 7 as electric component.In terminal department of assembly 9, bury the not shown nut that screws togather with bolt 10 underground.By the electrical contacts described later 11 (shown in Figure 2) of overlapping ends subassembly 3 on upper surface 2a, and pass bolt 10 to be located in the hole described later 12 on the electrical contacts 11 and screw togather with nut, thereby terminal fittings 3 is assembled terminal department of assembly 9.
In addition, the not shown lower surface in the inboard that is positioned at Fig. 1 of box main body 2, chimeric the connector that is disposed at the cloth wire harness in the above-mentioned automobile.The connector of cloth wire harness, chimeric with the various electronic equipments, the above-mentioned box main body 2 that carry in above-mentioned automobile.
And, on box main body 2,, be provided with the groove 14 of surface from an outer wall 13 (below title outside wall surface) 13a depression as Fig. 1, Fig. 4 and shown in Figure 5.That is, connection box 1 has groove 14.Groove 14 is along above-mentioned upper surface 2a and the mutual relative direction of lower surface, linearly extension.
In addition, along with above-mentioned upper surface 2a and the vertical direction of the mutual relative direction of lower surface, on the inner edge portion 14a of mutual groove opposite 14, be provided with chute 21, this chute 21 is along above-mentioned upper surface 2a and the lower surface relative linearly extension of direction mutually.14 Width forms concavity to chute 21 from inner edge portion 14a along groove.Installation portion 8b and terminal department of assembly 9 that connector 7 is chimeric, be set at above-mentioned groove 14 near.
Wire plate has the busbar of conductivity and insulation board etc.Busbar carries out punch process such as punching processing and obtains by the metallic plate to conductivity.Busbar is provided with a plurality of.A plurality of busbars are overlapped.Insulation board such as is configured between the overlapped busbar at the place, prevents that busbar is electrically connected that is short circuit mutually in undesirable position each other, and busbar is positioned.
After being housed in wire plate in the box main body 2, following each parts are electrically connected mutually: the connector of busbar and cloth wire harness, to be installed in electric components such as relay 5 on the installation portion 8a and fusible link 6, to be entrenched in the connector 7 on the installation portion 8b and to be assemblied in terminal fittings 3 in the terminal department of assembly 9 according to predetermined figure.
Electric wire connecting portion 15 has base plate 16 and a plurality of riveted joint sheet 17.Base plate 16 is from electrical contacts 11 bendings, and stands from this electrical contacts 11 and to establish.In addition, in illustrated example, the angle that base plate 16 and electrical contacts 11 form is approximately 90 degree.Electric wire connecting portion 15 by base plate 16 is installed, is established and stand from electrical contacts 11.
Riveted joint sheet 17 links to each other with the both sides of base plate 16 Widths.Riveted joint sheet 17 is near the direction bending of base plate 16, and electric wire 18 is clipped between itself and this base plate 16.So, riveted joint sheet 17 riveted joint electric wires 18.Electric wire connecting portion 15 by riveted joint sheet 17 riveted joint electric wires 18, assembles this electric wire 18, and is electrically connected with electric wire 18.
Above-mentioned terminal fittings 3 as shown in Figure 4 and Figure 5, under the state that electric wire 18 is assemblied on the electric wire connecting portion 15, is housed in electric wire connecting portion 15 and electric wire 18 in the groove 14, and electrical contacts 11 is assemblied in the terminal department of assembly 9.At this moment, electrical contacts 11 is overlapping with terminal department of assembly 9, screws togather with nut by the bolt 10 that the threaded portion has been penetrated in the hole 12, and it is assemblied on terminal department of assembly 9 that is the upper surface 2a.In addition, the length direction of electrical contacts 11, parallel with the outside wall surface 13a of the outer wall 13 that is provided with above-mentioned groove 14.In addition, be assemblied in the electric wire 18 on the terminal fittings 3, in illustrated example, be connected with power supplys such as batteries.
In addition, above-mentioned limit lid 4 has a plurality of binding straps 24.Binding strap 24 is vacated the interval mutually and is configured along the length direction of main part 19 that is limit lid 4.At least one end of binding strap 24 and aforementioned body portion 19 with spaced walls 20 one of them be connected.Binding strap 24, electric wire 25 colligations that will be equipped with connector 7 in the end are on main part 19 that is limit lid 4, and this connector 7 is chimeric with above-mentioned installation portion 8b.Binding strap 24 positions the above-mentioned electric wire 25 that is equipped with connector 7 in the end in above-mentioned second space 23.In addition, electric wire 25 by making connector 7 and installation portion 8b chimeric, is assemblied in the end that is equipped with this connector 7 on the installation portion 8b.
Above-mentioned connection box 1 can followingly be assembled.At first, wire plate is housed in the box main body 2, electric components such as fusible link 6 or relay 5 are installed on the installation portion 8a, this installation portion 8a is arranged on the upper surface 2a of box main body 2.Then, the electric wire 18 that is equipped with terminal fittings 3 is housed in the groove 14, makes the length direction of electrical contacts 11 of this terminal fittings 3 parallel, and electrical contacts 11 is overlapped in the terminal department of assembly 9 with the outside wall surface 13a of the outer wall 13 that is provided with groove 14.Then, the threaded portion is passed in the hole 12, the nut of bolt 10 with terminal department of assembly 9 screwed togather.So, terminal fittings 3 is fixed in the terminal department of assembly 9.Thereby, the electric wire connecting portion 15 of electric wire 18 and terminal fittings 3 is housed in the groove 14.
Then, will be equipped with electric wire 25 colligations of connector 7 in the end on limit lid 4 with binding strap 24.Then, the both sides of the Width of limit lid 4 are inserted in the chute 21, limit lid 4 is assemblied on the box main body 2.Thereby limit lid 4 is blocked groove 14.So, just can be assembled into the connection box 1 of above-mentioned formation.Then, connection box 1 is entrenched in the lower surface of box main body 2 etc. by the connector with the cloth wire harness, and is carried in automobile.Then, connection box 1, according to predetermined figure with the electronic equipment of automobile, and electric components such as fusible link 6 or relay 5 etc. be electrically connected mutually.
According to present embodiment, the electric wire connecting portion 15 of terminal fittings 3 is housed in the groove 14, thus be that electric wire connecting portion 15 and the electric wire 18 that is assemblied on this electric wire connecting portion 15 are housed in the groove 14, thus can prevent that it from giving prominence to the outside at box main body 2.Therefore, can realize the miniaturization of box main body 2 that is connection box 1.
Because have the limit lid 4 of blocking groove 14, contact with electric wire 18 on being assemblied in this electric wire connecting portion 15 so can prevent the interior electric wire connecting portion 15 of foreign matter and groove 14, and can prevent that electric wire 18 from stretching out in groove 14.Therefore, can prevent electric wire 18 undesigned breakages in the groove 14.In addition, because limit lid 4 is blocked groove 14, so can improve the rigidity of box main body 2.
Because limit lid 4 has spaced walls 20, so can further improve the rigidity of limit lid 4 self that is box main body 2.And, because with electric wire connecting portion 15 be assemblied in electric wire 18 on this electric wire connecting portion 15, be housed between the inner face of surperficial 20a of spaced walls 20 and groove 14 that is in first space 22, so can in groove 14, be located.
The end is assembled in the electric wire 25 on the installation portion 8b, is housed between the inner face of another the surperficial 20b of spaced walls 20 and groove 14 that is in second space 23.Therefore, can prevent that the electric wire 18,25 that is housed in the groove 14 from contacting each other.Thereby, can prevent these electric wire 18,25 undesigned breakages effectively.
In the present invention, also can fastening flange 26 be set as buckling parts in spaced walls 20, and fastening support lug 27 be set as fastening supports at the inner face of groove 14 as Fig. 6 to shown in Figure 8.Fastening flange 26 is arranged on the front end that leaves main part 19 1 sides of spaced walls 20.Fasten flange 26, from spaced walls 20 along main part 19 that is the Width of limit lid 4, outstanding to the outer direction of this spaced walls 20.Fasten flange 26, along the above-mentioned upper surface 2a direction relative that is the length direction of main part 19, linearly extension with lower surface.
Has above-mentioned upright fastening support lug 27 of establishing portion 28 and extension 29, along the above-mentioned upper surface 2a direction relative, linearly extension with lower surface.The upright portion 28 that establishes of a pair of fastening support lug 27 will fasten flange 26 and be positioned at it each other.The extension 29 of a pair of fastening support lug 27 is positioned at it each other with spaced walls 20.The extension 29 of a pair of fastening support lug 27 will fasten flange 26 and be positioned between itself and the inboard surperficial 14b.
Fasten flange 26 and fasten support lug 27, will fasten flange 26 and be positioned at upright establishing between the portion 28, and be between inboard surperficial 14b and the extension 29, and spaced walls 20 is positioned between the extension 29, thereby fasten mutually.
To connection box 1 shown in Figure 8, be arranged on the fastening flange 26 of spaced walls 20 front ends and the fastening support lug 27 that is arranged on the inboard surperficial 14b of groove 14 fastens mutually according to Fig. 6.Therefore, can prevent spaced walls 20 undesigned moving in groove 14, and owing to spaced walls 20 is not easy to move unintentionally in groove 14, so can further improve the rigidity of box main body 2.
In addition, above-mentioned execution mode only is to have represented the representational mode of the present invention, and the present invention is not limited in this execution mode.That is, can carry out various distortion without departing from the spirit and scope of the present invention implements.
Claims (4)
1. connection box comprises with the lower part:
Box main body has the installation portion that electric component is installed on the surface;
Terminal fittings has: the electrical contacts that is assemblied in above-mentioned surface; With found the electric wire connecting portion of establishing and assemble electric wire from above-mentioned electrical contacts;
Groove caves in to above-mentioned box main body side from the outside wall surface of above-mentioned box main body, accommodates the electric wire connecting portion of above-mentioned terminal fittings; And
Limit lid can freely load and unload on above-mentioned box main body, and when being assembled on the above-mentioned box main body, above-mentioned groove can be blocked.
2. connection box according to claim 1 is characterized in that,
Above-mentioned limit lid has: main part, when being assembled on the above-mentioned box main body, above-mentioned groove can be blocked; And spaced walls, stand to the inboard of above-mentioned groove from aforementioned body portion and to establish, and the electric wire connecting portion of above-mentioned terminal fittings is housed between the inner face of surface of described spaced walls and above-mentioned groove.
3. connection box according to claim 2 is characterized in that,
The end is assembled in electric wire on the above-mentioned installation portion, is housed between the inner face of another surface of above-mentioned spaced walls and above-mentioned groove.
4. according to claim 2 or 3 described connection boxes, wherein,
Also comprise: the engaging support mechanism that above-mentioned box main body and above-mentioned limit lid is fastened,
Above-mentioned engaging support mechanism is provided with buckling parts in the above-mentioned spaced walls part relative with aforementioned body portion via above-mentioned limit lid, has fastening support with above-mentioned buckling parts fastening at the inner face of above-mentioned groove.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004335097A JP4344308B2 (en) | 2004-11-18 | 2004-11-18 | Electrical junction box |
| JP2004335097 | 2004-11-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1776980A CN1776980A (en) | 2006-05-24 |
| CN100481663C true CN100481663C (en) | 2009-04-22 |
Family
ID=36628120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101070750A Active CN100481663C (en) | 2004-11-18 | 2005-09-29 | Electric wiring case |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4344308B2 (en) |
| CN (1) | CN100481663C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5131981B2 (en) * | 2008-07-16 | 2013-01-30 | 矢崎総業株式会社 | Electrical junction box terminal mounting structure |
| JP5608470B2 (en) | 2010-08-23 | 2014-10-15 | 矢崎総業株式会社 | Electrical junction box |
| JP2013226018A (en) * | 2012-04-23 | 2013-10-31 | Yazaki Corp | Electric connection box |
| JP6238874B2 (en) * | 2014-11-14 | 2017-11-29 | 住友電装株式会社 | Electrical junction box |
| CN105870846A (en) * | 2015-01-22 | 2016-08-17 | 德尔福派克电气系统有限公司 | Blind installation mechanism with guide and positioning functions |
-
2004
- 2004-11-18 JP JP2004335097A patent/JP4344308B2/en active Active
-
2005
- 2005-09-29 CN CNB2005101070750A patent/CN100481663C/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN1776980A (en) | 2006-05-24 |
| JP2006149077A (en) | 2006-06-08 |
| JP4344308B2 (en) | 2009-10-14 |
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