CN203942236U - Electric circuit connection container - Google Patents
Electric circuit connection container Download PDFInfo
- Publication number
- CN203942236U CN203942236U CN201420365825.9U CN201420365825U CN203942236U CN 203942236 U CN203942236 U CN 203942236U CN 201420365825 U CN201420365825 U CN 201420365825U CN 203942236 U CN203942236 U CN 203942236U
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- CN
- China
- Prior art keywords
- chassis body
- module
- busbar
- circuit connection
- electric circuit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model provides a kind of electric circuit connection container, can easily carry out the operation that screws up of bolts and nuts.Electric circuit connection container (1) comprising: plastic chassis body (5); Be assembled in the plastic module (2) of chassis body (5); Be arranged on module (2) and axle main part (32) from the outstanding multiple bolts (3) of the upper surface (2a) of module (2); And be assembled in busbar (6a), (6b), (6c) of chassis body (5).The terminal metal fittings (7a), (7b) that are connected with the end of electric wire (8a), (8b) are overlapped in busbar (6a), (6b), and fixing by bolt (3) and nut (4).In this electric circuit connection container (1), can easily carry out nut (4) to screw up the operation in axle main part (32) in the top of module (2) and chassis body (5).
Description
Technical field
The utility model relates to the electric circuit connection container that is equipped on automobile.
Background technology
Have the electric circuit connection container that is equipped on automobile of various structures, for example, have the electric circuit connection container of the structure shown in Fig. 8, it comprises: module 302; Be assembled with the chassis body (with reference to patent documentation 1) of the frame shape of this module 302 in inner side.This module 302 is provided with multiple electronic component installation portions at upper surface 302a, is provided with input power cord installation portion 320 at side 302b.
Input power cord installation portion 320 is parts that the terminal metal fittings 307 that are connected with the end of electric wire 308 are installed, and wherein, electric wire 308 is connected with power supply.The busbar 306 that is positioned with nut 304 and is electrically connected with terminal metal fittings 307 at input power cord installation portion 320.
Terminal metal fittings 307 are formed with through hole 371, terminal metal fittings 307 are overlapped busbar 306 by mode with the inner side that the internal thread part of nut 304 is positioned to this through hole 371, and bolt is screwed up in nut 304, thereby terminal metal fittings 307 are arranged on to input power cord installation portion 320, and terminal metal fittings 307 and busbar 306 are electrically connected.
In addition, under a state that module 302 is assembled in to the inner side of said frame main body and these chassis body and module 302 are mounted in, terminal metal fittings 307 are arranged on to input power cord installation portion 320 with instruments such as impact wrench.In addition, be assembled under the state in said frame main body in module 302, input power cord installation portion 320 is positioned near the side of said frame main body.
Prior art document
Patent documentation
Patent documentation 1: TOHKEMY 2006-320147 communique
The content of utility model
The problem that utility model wish solves
But, near the electric circuit connection container of structure input power cord installation portion 320 is positioned the side of chassis body, there is problem shown below.Be mounted at above-mentioned electric circuit connection container under the state of vehicle, mostly dispose some article in the side of chassis body, mostly do not there is the sufficient operating space for mounting terminal metal fittings 307 in the side of chassis body.Therefore, the problem of existence is: the operation that terminal metal fittings 307 is arranged on to input power cord installation portion 320 is very difficult.
The purpose of this utility model is to provide a kind of electric circuit connection container, can easily carry out the operation that screws up of bolts and nuts.
For the scheme of dealing with problems
The utility model described in technical scheme 1 is a kind of electric circuit connection container, it is characterized in that, comprising: plastic chassis body; Plastic module, it is assembled in described chassis body; And multiple bolts, it is arranged on described module, and its its axial region is outstanding from the upper surface of described module.
The utility model described in technical scheme 2 is on the basis of the present utility model described in technical scheme 1, it is characterized in that, there is the busbar that is assembled in described chassis body, on this busbar, be formed with the bolt insertion hole of described axial region institute break-through, nut screws up the axial region at bolt insertion hole described in break-through, and the terminal metal fittings that are connected with the end of electric wire or the portion of terminal of fuse are sandwiched between described busbar and described nut.
The utility model described in technical scheme 3 is on the basis of the present utility model described in technical scheme 2, it is characterized in that, described busbar has: power input part, and it overlaps the upper surface of described module, and is formed with described bolt insertion hole; Power supply branching portion, it is the flat shape parallel with the short transverse of described chassis body, is positioned in described chassis body; Linking part, it is the flat shape parallel with the short transverse of described chassis body, and described power input part and described power supply branching portion are linked.
The utility model described in technical scheme 4 is on the basis of the present utility model described in technical scheme 2 or 3, it is characterized in that, the bolt that utilization is positioned at the outer rim of described chassis body fixes the terminal metal fittings that are connected with the end of electric wire, utilizes and is positioned at the portion of terminal that fixes fuse than the bolt of described outer rim position in the inner part.
The effect of utility model
According to the utility model described in technical scheme 1, owing to comprising: plastic chassis body; Be assembled in the plastic module of described chassis body; Be arranged at described module and axial region from the outstanding multiple bolts of the upper surface of described module, therefore can above module and chassis body, carry out nut to screw up the operation at axial region.Conventionally, be mounted at electric circuit connection container under the state of vehicle, owing to not configuring other article above this electric circuit connection container, therefore above module and chassis body, fully have for nut being screwed up to the operating space at axial region.Therefore, can easily carry out nut to screw up the operation at axial region.
According to the utility model described in technical scheme 2,3, owing to can easily carrying out nut to screw up the operation at axial region above module and chassis body, therefore can screw up reliably nut, can be reliably by terminal metal fittings or fuse and busbar electrical connection.
According to the utility model described in technical scheme 4, the bolt that is positioned at the outer rim of described chassis body due to utilization fixes the terminal metal fittings that are connected with the end of electric wire, and utilization is positioned at the portion of terminal that fixes fuse than the bolt of described outer rim position in the inner part, the path of arranging that therefore can simplify described electric wire.
Brief description of the drawings
Fig. 1 is the vertical view of the related electric circuit connection container of an execution mode of the present utility model.
Fig. 2 is the chassis body of the electric circuit connection container shown in pie graph 1 and the exploded view of busbar.
Fig. 3 is illustrated in the busbar shown in assembly drawing 2 in chassis body and the stereogram of the situation of Knockdown block in this chassis body.
Fig. 4 is the key diagram of the module shown in Fig. 3.
Fig. 5 is illustrated in Knockdown block in the chassis body shown in Fig. 3 and the stereogram of the situation of the overlapping terminal being connected with the end of electric wire on the busbar of upper surface that is overlapped in this module.
Fig. 6 illustrates that the terminal shown in Fig. 5 overlaps the axial region break-through of busbar and bolt at the stereogram of the state of the bolt insertion hole of busbar and the bolt insertion hole of terminal.
Fig. 7 illustrates that the nut shown in Fig. 6 screws up the stereogram at the state of axial region.
Fig. 8 is the stereogram that forms the module of existing electric circuit connection container.
Description of reference numerals
1 electric circuit connection container
2 modules
3 bolts
4 nuts
5 chassis body
6a, 6b, 6c busbar
7a, 7b, 7c terminal metal fittings
14 fusible links (fuse)
32 axle main parts (axial region)
Embodiment
Below, with reference to a Fig. 1～7 explanation electric circuit connection container that execution mode is related of the present utility model.
Electric circuit connection container 1 shown in Fig. 1,7 is mounted in automobile, carries out the power distribution of multiple electric rooms from battery.This electric circuit connection container 1 comprises: chassis body 5; Be assembled in the module 2 of chassis body 5; Be installed on multiple bolts 3 of module 2; Be installed on the upper cover (not shown) of the upper surface 5a side of chassis body 5; Be installed on the lower cover (not shown) of the lower surface 5b side of chassis body 5; Be installed on the side cover 9 of the cut portion 51a of chassis body 5; Be assembled in busbar 6a, 6b, the 6c of chassis body 5; And be installed on multiple electronic components 12,13,14 of chassis body 5 and module 2.Electronic component the 12,13, the 14th, for the fuse of overcurrent protection, have the electronic components such as the relay of switching function.In addition, chassis body 5, module 2, upper cover, lower cover and side cover 9 are formed by the synthetic resin of insulating properties.
As shown in Figure 2, chassis body 5 has: the perisporium 51 of frame shape; Be arranged on multiple electronic component loading parts 52,53 of the inner side of perisporium 51 and the upper surface 5a side of chassis body 5; Be arranged on the busbar loading part of the inner side of perisporium 51 and the lower surface 5b side of chassis body 5; And for the locking receiving portion 54 of installation module 2.On perisporium 51, be formed with cut portion 51a.At cut portion 51a, side cover 9 is installed.Be mounted with relay 12 at electronic component loading part 52.Be mounted with fusible link 13 (one of fuse) at electronic component loading part 53.These electronic components 12,13 are loaded in electronic component loading part 52,53 from the upper surface 5a side of chassis body 5.Busbar 6a, 6b, 6c are loaded in busbar loading part from the lower surface 5b side of chassis body 5.In addition, module 2 is assembled in after chassis body 5 at busbar 6a, 6b, 6c, as shown in Figure 3, is assembled in chassis body 5 from lower surface 5b side.
As shown in Figure 4, module 2 is formed as roughly rectangular shape.Module 2 has: upper surface 2a; And side 2b, 2c, 2d, the 2e vertical with upper surface 2a.The long limit of side 2b, 2c composition module 2, the minor face of side 2d, 2e composition module 2.In this module 2, be provided with multiple bolt installation portions 22 for construction bolt 3.In addition, on side 2d, 2e, be provided with the sticking department 24 of engagement in the locking receiving portion 54 of chassis body 5.
Bolt 3 has: overlook foursquare head 30; And the axial region 33 vertically arranging from this head 30.Axial region 33 has: be formed as cylindric and cut externally threaded axle main part 32 at outer peripheral face; And be configured between this axle main part 32 and head 30 and be formed as the columned major diameter portion 31 that the diameter of straight diameter ratio shaft main part 32 is large.
Bolt installation portion 22 has: recess 20, and its side 2b, 2c from module 2 forms recessedly, and head 30 is along being inserted in this recess 20 with the axial vertical direction of axial region 33; And cut portion 21, it is to form by the wall of the upside of this recess 20 23 is excised to a part, axial region 33 break-through are in this cut portion 21.In addition, in module 2, be provided with 3 bolt installation portions 22 that 2b forms recessedly from the side, 3 bolt installation portions 22 that 2c forms recessedly from the side, totally 6 bolt installation portions 22.Be arranged at bolt 3 under the state of bolt installation portion 22, the periphery plane-plane contact of the inner surface of cut portion 21 and major diameter portion 31, axle main part 32 is outstanding from the upper surface 2a of module 2.
Busbar 6a, 6b, 6c are the wiring parts that metallic plate enforcement punch process etc. is obtained.As shown in Figure 2,3, busbar 6a, 6b, 6c have: the power input part 60 overlapping with the upper surface 2a of module 2; Formed by the plane parallel with the short transverse (the arrow Z direction in Fig. 2) of chassis body 5, and be positioned the power supply branching portion 63 in above-mentioned busbar loading part; Parallel with the short transverse of chassis body 5, and the linking part 64 that power input part 60 and power supply branching portion 63 are linked.Power supply branching portion 63 has electronic component connecting portions 62 multiple and electronic component 12,13 electrical connections.Power input part 60 is made up of the plane parallel with arrow X-Y plane in Fig. 2, is formed with the bolt insertion hole 61 of 32 break-through of axle main part of bolt 3 at this power input part 60.As shown in Figure 1, have power input part 60 is overlapping: the portion of terminal 14a of terminal metal fittings 7a, 7b, 7c or the fusible link 14 (one of fuse) being connected with the end of electric wire 8a, 8b, 8c that is connected in power supply or the power input part 60 of other busbars.
As shown in Figure 5, terminal metal fittings 7a, 7b, 7c have: the busbar connecting portion 70 being electrically connected with power input part 60; And with the electric wire connecting portion 73 of input power cord 8a, 8b, 8c electrical connection.Busbar connecting portion 70 is bent into right angle by flat metallic plate and forms, in the part away from electric wire connecting portion 73, be formed with the bolt insertion hole 71 of 32 break-through of axle main part of bolt 3 with the overlapping part of power input part 60.
As shown in Figure 5,6, busbar connecting portion 70 is overlapping with the power input part 60 of busbar 6a, and 32 break-through of axle main part, at bolt insertion hole 71, are screwed up nut 4 at this axle main part 32, thereby terminal metal fittings 7a and busbar 6a are electrically connected and are fixed on module 2.
As shown in Figure 5,6, busbar connecting portion 70 is overlapping with the power input part 60 of busbar 6b, and 32 break-through of axle main part, at bolt insertion hole 71, are screwed up nut 4 at this axle main part 32, thereby terminal metal fittings 7b and busbar 6b are electrically connected and are fixed on module 2.
Terminal metal fittings 7c is via fusible link 14 and busbar 6c electrical connection.This fusible link 14 has the 14a of pair of terminal portion, is formed with the bolt insertion hole of 32 break-through of axle main part on this portion of terminal 14a.Utilize bolt 3 and nut 4 that an above-mentioned portion of terminal 14a is tightened together with the busbar connecting portion 70 of terminal metal fittings 7c.By overlapping the power input part 60 of another above-mentioned portion of terminal 14a and busbar 6c, and by 32 break-through of axle main part at bolt insertion hole, nut 4 is screwed up at this axle main part 32, thus by another above-mentioned portion of terminal 14a and busbar 6c electrical connection.
In addition, utilize the bolt 3 (bolt 3 of the side 2b side of Fig. 3) of the outer rim (cut portion 51a side) that is arranged in chassis body 5 that terminal metal fittings 7a, 7b, 7c are fixed on to module 2.Terminal metal fittings 7a, 7b, the 7c of state of the end that is connected in electric wire 8a, 8b, 8c is fixed on after module 2 as described above, above-mentioned side cover 9 is arranged on to cut portion 51a.Thus, can simplify the path of arranging of electric wire 8a, 8b, 8c.
In addition, busbar 6a and busbar 6b are electrically connected mutually via fusible link 14.A portion of terminal 14a of this fusible link 14 is tightened together by bolt 3 and nut 4 with the power input part 60 of busbar 6a, and another portion of terminal 14a is tightened together by bolt 3 and nut 4 with the power input part 60 of busbar 6b.In addition, this fusible link 14 is positioned at than the bolt of fixed terminal metal fittings 7a, 7b, 7c 3 and is fixed on module 2 by the bolt 3 (bolt 3 of the side 2c side in Fig. 3) of the position of the inner side of chassis body 5.
The number of assembling steps of the electric circuit connection container 1 of above-mentioned formation is described.First, as shown in Figure 2, busbar 6a, 6b, 6c are loaded in to busbar loading part from the lower surface 5b side of chassis body 5.In addition, although not shown, multiple electric wires with terminal are arranged on to the lower surface 5b of chassis body 5.Next, as shown in Figure 3, the module 2 of the state that bolt 3 is installed is assembled in to chassis body 5 from lower surface 5b side.Now, axle main part 32 break-through of each bolt 3 are at each bolt insertion hole 61 of busbar 6a, 6b, 6c.Next, although not shown, electronic component 12,13 is loaded in to electronic component loading part 52,53.Next, lower cover is arranged on to the lower surface 5b side of chassis body 5.Next, as shown in Figure 5, terminal metal fittings 7a, the upper surface 2a that 7b, 7c approach module 2 of end of electric wire 8a, 8b, 8c, the each bolt insertion hole 71 by axle main part 32 break-through of each bolt 3 at terminal metal fittings 7a, 7b, 7c will be connected in.In addition, although not shown, fusible link 14 is approached to the upper surface 2a of module 2, the each bolt insertion hole by axle main part 32 break-through of each bolt 3 at portion of terminal 14a.Next, as shown in Figure 6,7, nut 4 is screwed up to the axle main part 32 at each bolt 3.Next, as shown in Figure 1, side cover 9 is arranged on to cut portion 51a, upper cover is arranged on to the upper surface 5a side of chassis body 5.Assemble electric circuit connection container 1 through such step.
In addition, in most cases, above-mentioned terminal metal fittings 7a, 7b, 7c are fixed on to the operation of module 2 and operation is afterwards to carry out under the state that electric circuit connection container 1 is mounted in to vehicle.
In the electric circuit connection container 1 of above-mentioned formation, can above module 2 and chassis body 5, carry out nut 4 to screw up the operation at axle main part 32.Conventionally, be mounted at electric circuit connection container 1 under the state of vehicle, owing to not configuring other article above this electric circuit connection container 1, therefore above module 2 and chassis body 5, fully have for nut 4 is screwed up to the operating space at axle main part 32.Therefore, can use the instruments such as impact wrench easily and reliably to carry out nut 4 to screw up the operation at axle main part 32.
In the above-described embodiment, the head of bolt 3 30 is inserted in to the recess 20 of bolt installation portion 22, thereby bolt 3 is arranged on to module 2, but bolt 3 also can insert molding in module 2.
In addition, above-mentioned execution mode is only illustrating representational execution mode of the present utility model, and the utility model is not limited to execution mode., can in the scope that does not depart from main points of the present utility model, carry out various distortion implements.
Claims (4)
1. an electric circuit connection container, is characterized in that, comprising:
Plastic chassis body;
Plastic module, it is assembled into described chassis body;
And multiple bolts, it is arranged on described module, and its axial region is outstanding from the upper surface of described module.
2. electric circuit connection container as claimed in claim 1, is characterized in that,
There is the busbar that is assembled in described chassis body, on this busbar, be formed with the bolt insertion hole of described axial region institute break-through,
Nut screws up the axial region at bolt insertion hole described in break-through, and the terminal metal fittings that are connected with the end of electric wire or the portion of terminal of fuse are sandwiched between described busbar and described nut.
3. electric circuit connection container as claimed in claim 2, is characterized in that,
Described busbar has:
Power input part, it overlaps the upper surface of described module, and is formed with described bolt insertion hole;
Power supply branching portion, it is the flat shape parallel with the short transverse of described chassis body, is positioned in described chassis body;
Linking part, it is the flat shape parallel with the short transverse of described chassis body, and described power input part and described power supply branching portion are linked.
4. electric circuit connection container as claimed in claim 2 or claim 3, is characterized in that,
The bolt that utilization is positioned at the outer rim of described chassis body fixes the terminal metal fittings that are connected with the end of electric wire, utilizes and is positioned at the portion of terminal that fixes fuse than the bolt of described outer rim position in the inner part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365825.9U CN203942236U (en) | 2014-07-03 | 2014-07-03 | Electric circuit connection container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365825.9U CN203942236U (en) | 2014-07-03 | 2014-07-03 | Electric circuit connection container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203942236U true CN203942236U (en) | 2014-11-12 |
Family
ID=51861526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420365825.9U Active CN203942236U (en) | 2014-07-03 | 2014-07-03 | Electric circuit connection container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203942236U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742873A (en) * | 2014-12-24 | 2016-07-06 | 韩国端子工业株式会社 | Block for vehicle |
| CN111918492A (en) * | 2019-05-10 | 2020-11-10 | 矢崎总业株式会社 | Electric connection box |
| CN114389213A (en) * | 2020-10-21 | 2022-04-22 | 矢崎总业株式会社 | Resin structure |
-
2014
- 2014-07-03 CN CN201420365825.9U patent/CN203942236U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105742873A (en) * | 2014-12-24 | 2016-07-06 | 韩国端子工业株式会社 | Block for vehicle |
| CN105742873B (en) * | 2014-12-24 | 2019-02-19 | 韩国端子工业株式会社 | Block for vehicle |
| CN111918492A (en) * | 2019-05-10 | 2020-11-10 | 矢崎总业株式会社 | Electric connection box |
| CN111918492B (en) * | 2019-05-10 | 2022-05-13 | 矢崎总业株式会社 | Electric connection box |
| CN114389213A (en) * | 2020-10-21 | 2022-04-22 | 矢崎总业株式会社 | Resin structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |