CN101478129A - Electric terminal box - Google Patents
Electric terminal box Download PDFInfo
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- CN101478129A CN101478129A CNA2008101909707A CN200810190970A CN101478129A CN 101478129 A CN101478129 A CN 101478129A CN A2008101909707 A CNA2008101909707 A CN A2008101909707A CN 200810190970 A CN200810190970 A CN 200810190970A CN 101478129 A CN101478129 A CN 101478129A
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Abstract
The invention provides an electrical junction box which can improve operability of mounting bus a current detection part and can effectively prevent wrongly mounting the bus on the current detection part. A bus (70) on a bottom face (82) of a bus temporarily placed concave part (80) glidingly moves to a communicating hole (182) of a current sensor (180) along a bus inserting route (85) and passes through the communicating hole (182). When a second end part (74) contacts with a contact wall (45), movement of the bus (70) in the width direction by forming two walls (21, 41) of respective bust inserting route (85) of a first contact piece containing concave part (20) and a second contact piece containing concave part (40) is limited; meanwhile, a first bolt fixing hole (73) of a first end part (72) is aligned with a first bolt inserting hole (31) of a first contact piece (32), and a second bolt fixing hole (75) of a first end part (74) is aligned with a first bolt inserting hole (51) of a first contact piece (52).
Description
[technical field]
The electrical junction box of for example relay box that the present invention relates on vehicles such as automobile battery and various Denso product are electrically connected, fuse box, electronic control unit box and so on (promptly, the electronics coupling assembling), more particularly, the present invention relates to a kind of like this electrical junction box, it is provided with the current detecting part that has bus and detect the current sensor of the electric current that flows through in this bus.
[background technology]
In the past, proposed the various electrical junction boxes that are provided with current detecting part, current detecting part wherein has bus and detect the electric current (for example, referring to patent documentation 1) that flows through in this bus.
In so various electrical junction boxes, have a kind of terminal box to be provided with can be fixed in body panels be mounted terminal box main body on the face, in this terminal box main body as above it and the electric parts installed surface of electric partss such as fuse, relay is housed and is arranged at current detecting part on this electric parts installed surface.
Current detecting part is cut open and among Fig. 7～Figure 10, shown from existing electrical junction box with this structure and terminal box main body.Fig. 7 makes bus and current sensor assembly separate the decomposition diagram of demonstration with current detecting part, Fig. 8 is the front elevation of the current detecting part under the state of removing bus and current sensor assembly, Fig. 9 is the front elevation of the current detecting part under the state that bus and current sensor assembly are installed, and Figure 10 is the front elevation that passes through the current detecting part of bolt under terminal and bus state of contact.
As shown in Figures 7 and 8, forming first contact chip that synthetic resin makes in as the current detecting part 110 of the part of terminal box main body holds second contact chip that recess 120 and synthetic resin makes and holds recess 140.
Be arranged on first contact component 130 that the conductive metal in the terminal box main body makes and have first contact chip 132 that is formed with the first screw inserting hole 131, this first contact chip 132 is arranged on first contact chip to be held in the recess 120.
In addition, be arranged on second contact component 150 that the conductive metal in the terminal box main body makes and have second contact chip 152 that forms the second screw inserting hole 151, this second contact chip 152 is arranged on second contact chip to be held in the recess 140.
Current detecting part 110 is provided with the current sensor accommodating chamber 160 that synthetic resin is made.This current sensor accommodating chamber 160 is arranged on that first contact chip holds recess 120 and second contact chip holds between the recess 140 and opening upward.
Current detecting part 110 also is provided with the bus made from the conductive metal of conductor as by current detecting 170.This bus 170 has plate-shaped bus-bars main body 171, on the first end 172 of one of two ends of this bus main body 171 length directions, form first screw fixed hole 173 that runs through along thickness direction, and, second screw 175 that runs through along thickness direction is set on another the second end 174 in two ends of bus main body 171 length directions.
Current detecting part 110 also is provided with current sensor 180.The through hole 182 that this current sensor 180 has sensor main body 181 and forms in the mode that runs through these 181 two sides of sensor main body.
As Fig. 7 and shown in Figure 9, current sensor 180 makes bus 170 pass that the upper face side from the terminal box main body inserts the current sensor accommodating chamber 160 under the state of through hole 182, so that in the opening of the through hole 182 of 181 two sides of sensor main body one holds recess 120 sides towards first contact chip, and in the opening of through hole 182 another holds recess 140 sides towards second contact chip.
Afterwards, the operator makes first screw 173 of the first end 172 of bus 170 align with the first screw inserting hole 131 of first contact chip 132, simultaneously, second screw fixed hole 175 of the second end 174 of bus 170 is alignd with the second screw inserting hole 151 of second contact chip 152.
In this state, as shown in figure 10, the threaded portion of first bolt (first screw) 200 by passing first screw fixed hole 173 and the first screw inserting hole 131 combines with the first nut (not shown) screw thread under being arranged on first contact chip 132, thereby the first end 172 of bus 170 is fastened on the current detecting part 110, with the first end 172 of maintenance bus 170 and the contact condition of first contact chip 132.
On the other hand, as shown in figure 10, the threaded portion of second bolt (second screw) 205 by passing second screw fixed hole 175 and the second screw inserting hole 151 combines with the second nut (not shown) screw thread under being arranged on second contact chip 152, thereby the second end 174 of bus 170 is fastened in the current detecting part 110, with the second end 174 of maintenance bus 170 and the contact condition between second contact chip 152.At this moment, the terminal 220 that the conductive metal that is electrically connected with the conductor of the electric wire terminal part 210 that is electrically connected in the battery (not shown) is made is being fastened in the current detecting part 110 with the second end 174 under the second end 174 state of contact of bus 170 also by passing second bolt 205 of this screw hole (not shown).
In addition, above-mentioned first bolt 200 has the different threaded portion of diameter with second bolt 205.Specifically, first bolt 200 is the M5 bolt, and second bolt 205 is the M6 bolt of diameter greater than the threaded portion of first bolt 200.Self-evident like this, the above-mentioned first nut (not shown) and the second nut (not shown) also have the threaded portion of different-diameter accordingly.
Therefore, the diameter of first screw 173 of bus 170 is corresponding with the diameter of the threaded portion of first bolt 200, and the diameter order of the diameter of second screw fixed hole 175 of bus 170 and the threaded portion of second bolt 205 is corresponding and greater than the diameter of first screw fixed hole 173.
Equally, the diameter of the first screw inserting hole 131 of the first contact chip 132 also diameter with the threaded portion of first bolt 200 is corresponding, and the diameter of the second screw inserting hole 151 of second contact chip 152 is also corresponding with the diameter of the threaded portion of second bolt 205 and intert 131 diameter greater than first screw.
As shown in Figure 7, for will be for bus 170 passes the current detecting part 110 that current sensor 180 under the state of through hole 182 is installed on this form in the current sensor accommodating chamber 160, consider that bus 170 is embedded first contact chip from thickness direction to be held recess 120 and second contact chip and hold embedding convenience in the recess 140, all needs to be provided with as shown in Figure 9 bigger clearance C 1, C2, C3 usually.In addition, the through hole 182 that forms current sensor 180 significantly (promptly, sectional area is greater than the Width area of section of bus 170) so that under the state that bus 170 is fastened on the current detecting part 110, bus 170 can not contact with the face of the formation through hole 182 of sensor main body 181.
[patent documentation 1] TOHKEMY 2007-28773 communique
[summary of the invention]
But, this embedding convenience, bigger clearance C 1 promptly is set, C2, C3 and make the area of section of the through hole 182 of current sensor 180 greater than the Width of bus 170, will increase by first bolt 200 and second bolt 205 and carry out the scope that the fixing bus 170 before of screw thread can move, thereby can cause first screw fixed hole 173 and second screw fixed hole 175 of the align operation and the bus 170 of the first screw inserting hole 131 of first the contact chip 132 and operability of the operation of aliging of the second screw inserting hole 151 of second contact chip 152 of bus 170 to worsen.
In addition, because first screw fixed hole 173 of bus 170 is different with the size of second screw fixed hole 175, therefore, when bus 170 being passed be installed in current sensor 180 in the current sensor accommodating chamber 160 under the state of through hole 182, may occur wrong anti-situation being done in their position, especially may appear at when operation operating personnel of being threaded that carry out second bolt 205 and just can find the situation of makeing mistakes and reinstalling, therefore, there is necessity of improving.
In view of above situation, the object of the present invention is to provide to improve bus is installed to the operability of the operation on the current detecting part and can prevents effectively the bus mistake is installed in electrical junction box on the current detecting part.
To achieve these goals, electrical junction box of the present invention has the feature of following (1)～(5).
(1) electrical junction box, it is provided with:
The terminal box main body,
Be arranged on the current detecting part on the above-mentioned terminal box main body,
Be formed at that first contact chip on the above-mentioned current detecting part holds recess and second contact chip holds recess,
First contact component that conductive metal is made, it has first contact chip that is formed with the first screw inserting hole and this first contact chip and is arranged on above-mentioned terminal box main body in the mode that is arranged in above-mentioned first contact chip and holds recess;
Second contact component that conductive metal is made, it has second contact chip that is formed with the second screw inserting hole and this second contact chip and is arranged on above-mentioned terminal box main body in the mode that is arranged in above-mentioned second contact chip and holds recess;
Being arranged on above-mentioned first contact chip holds recess and above-mentioned second contact chip and holds current sensor accommodating chamber between the recess;
Current sensor, the through hole that it has sensor main body and forms in the mode that runs through this sensor main body, current sensor is contained in the above-mentioned current sensor accommodating chamber, so that in the opening of the above-mentioned through hole of two sides of the sensor main body one holds the recess side towards above-mentioned first contact chip, another in the opening of above-mentioned through hole holds the recess side towards above-mentioned second contact chip;
Holding through hole that above-mentioned first contact chip in the recess passes above-mentioned current sensor from above-mentioned first contact chip extends to the bus that above-mentioned second contact chip holds on above-mentioned second contact chip in the recess and inserts the path;
Be arranged on above-mentioned second contact chip and hold contact wall in the recess to form mode that above-mentioned bus inserts the terminal in path;
The bus of being made with conductive metal by current detecting, it has the plate-shaped bus-bars main body, on the first end of one of two ends of this bus principal length direction, form first screw fixed hole that runs through along thickness direction, and, on another the second end of two ends of above-mentioned bus principal length direction, form second screw fixed hole that runs through along thickness direction; And
Bus is placed recess temporarily, it holds the recess setting that links to each other with above-mentioned first contact chip, and form to insert the bus sliding path that order mode even in path is alignd with above-mentioned bus, this bus is placed recess temporarily and is had the bottom surface that can temporarily place above-mentioned bus, simultaneously, the glide direction of above-mentioned bus on above-mentioned bottom surface is limited in the length direction of this bus
The electric current that this electrical junction box flows in above-mentioned bus by above-mentioned current sensor senses, wherein:
Being positioned over above-mentioned bus places above-mentioned bus on the bottom surface of recess temporarily and inserts the path along above-mentioned bus and slide to the through hole of above-mentioned current sensor and move and pass above-mentioned through hole, and, contact wall when contact at above-mentioned the second end with above-mentioned, holding recess and above-mentioned second contact chip by above-mentioned first contact chip holds two walls that the above-mentioned bus of recess formation separately inserts the path and limits moving of above-mentioned bus broad ways, simultaneously, first screw fixed hole of above-mentioned first end is alignd with the first screw inserting hole of above-mentioned first contact chip, and second screw fixed hole of above-mentioned the second end is alignd with the second screw inserting hole of above-mentioned second contact chip
Above-mentioned first end is fastened on the above-mentioned current detecting part, so that keep the first end of above-mentioned bus and the contact condition between above-mentioned first contact chip by first screw that passes above-mentioned first screw fixed hole and the above-mentioned first screw inserting hole,
Above-mentioned the second end is fastened on the above-mentioned current detecting part, so that keep the second end of above-mentioned bus and the contact condition between above-mentioned second contact chip by second screw that passes above-mentioned second screw fixed hole and the above-mentioned second screw inserting hole.
(2) in the electrical junction box of the structure with above-mentioned (1), above-mentioned first screw and above-mentioned second screw have the threaded portion of different-diameter,
The diameter of first screw fixed hole of above-mentioned bus is corresponding with the diameter of the threaded portion of above-mentioned first screw,
The diameter of second screw fixed hole of above-mentioned bus is corresponding with the diameter of the threaded portion of above-mentioned second screw,
The first end of above-mentioned bus has the part of width greater than the width of above-mentioned the second end,
On above-mentioned first contact chip holds in above-mentioned two walls of recess at least one, be formed on above-mentioned bus and insert the bus of giving prominence to the Width of above-mentioned bus in the path and misplug into preventing portion,
When front side that the first end of above-mentioned bus is in the slip direct of travel and above-mentioned bus place on the bottom surface of recess towards above-mentioned through hole temporarily and slide when mobile, above-mentioned first end misplugs into the portion of preventing with above-mentioned bus and contacts, and inserts the path to stop it to enter above-mentioned bus.
(3) in the electrical junction box of structure with above-mentioned (1) or (2), above-mentioned current detecting part be formed on above-mentioned terminal box main body above,
The following open communication of above-mentioned current sensor accommodating chamber and above-mentioned terminal box main body, and holding recess and above-mentioned second contact chip from above-mentioned first contact chip holds between the recess and extends upward, simultaneously, hold the sidewall of recess towards above-mentioned first contact chip and have opening respectively with the sidewall that holds recess towards above-mentioned second contact chip
Above-mentioned current sensor so that in the opening of the above-mentioned through hole of two sides of the sensor main body one hold the recess side and in the opening of above-mentioned through hole another holds the mode of recess side towards above-mentioned second contact chip towards above-mentioned first contact chip, side is inserted in the above-mentioned current sensor accommodating chamber below above-mentioned terminal box main body.
(4) in the electrical junction box of structure, be formed for making the affirmation window that exposes above the above-mentioned current sensor at the upper wall of above-mentioned current sensor accommodating chamber with above-mentioned (3).
(5) in having above-mentioned (1)～(4) in any one electrical junction box, the terminal that the conductive metal that is electrically connected with the conductor of the electric wire terminal part that is electrically connected in battery is made is by passing above-mentioned second screw of screw hole, with above-mentioned the second end state of contact under be fastened on the above-mentioned current detecting part.
In the electrical junction box of structure with above-mentioned (1), the terminal box main body is provided with bus and places recess temporarily, this bus is placed recess and first contact chip temporarily and is held the recess setting that links to each other, and form to insert the bus sliding path that mode that the path links to each other is alignd with bus, simultaneously, the glide direction of bus on the bottom surface is limited in the length direction of this bus.Make and be placed on bus and place bus on the bottom surface of recess temporarily and insert the path along bus and slide towards the through hole of current sensor and move and pass through hole, and, the second end with contact wall when contact, hold recess and second contact chip by first contact chip and hold the moving of Width that recess formation bus separately inserts two walls restriction buses in path, simultaneously, first screw fixed hole of first end is alignd with the first screw inserting hole of first contact chip, and second screw fixed hole of the second end is alignd with the second screw inserting hole of second contact chip.Therefore, the electrical junction box with the structure of above-mentioned (1) can improve the operability that bus is assemblied in the operation on the current detecting part.
In the electrical junction box of structure with above-mentioned (2), the first end of bus has the part of width greater than the width of the second end, being formed on bus on the formation bus that first contact chip holds recess inserts in two walls in path at least one inserts in the path and misplugs into preventing portion to the outstanding bus of the Width of bus, like this, when being in the front side of slip direct of travel and making on its bottom surface of placing recess at bus towards the through hole of current sensor temporarily, the first end of bus slides when mobile, the first end of bus misplugs into the portion of preventing with bus and contacts, and inserts the path thereby stop it to enter bus.Therefore, the electrical junction box with the structure of above-mentioned (2) can prevent from bus is installed to faulty operation on the current detecting part effectively.
In the electrical junction box of the structure with above-mentioned (3), the current sensor accommodating chamber all has opening at sidewall that holds recess towards first contact chip and the sidewall that holds recess towards second contact chip.The opening of this two side is to be provided with for bus can insert smoothly in the through hole of current sensor.In addition, in the electrical junction box of structure with above-mentioned (3), current sensor so that in the opening of the through hole of two sides of sensor main body one towards first contact chip hold the recess side and above-mentioned through hole in the opening another holds the mode of recess side towards above-mentioned second contact chip, insert in the above-mentioned current sensor accommodating chamber from the opening of the bottom surface of above-mentioned terminal box main body.Therefore, with in order to make current sensor insert the current sensor accommodating chamber and hold the electrical junction box that recess and second contact chip hold between the recess form in the past that must opening at first contact chip and compare from the upper face side of terminal box main body, the electrical junction box with the structure of above-mentioned (3) can improve the mechanical strength of current detecting part.
In the electrical junction box of structure with above-mentioned (4), because the current sensor accommodating chamber has the upper wall of the affirmation window that exposes above that is formed for making current sensor, therefore, by confirming window can confirm whether accommodate current sensor in the current sensor accommodating chamber.
In the electrical junction box of structure with above-mentioned (5), because the terminal that the conductive metal that is electrically connected with the conductor of the electric wire terminal part that is electrically connected in battery is made is by inserting in second screw of its screw hole, with the second end state of contact of bus under be fastened on the current detecting part, therefore, can provide electric power from battery.
[invention effect]
According to the present invention, can improve the operability that bus is installed in the operation on the current detecting part, and can prevent from effectively the bus mistake is installed on the current detecting part.
Above, the present invention has been carried out simple declaration.Be used to realize the optimised form invented by what the reference accompanying drawing was readed over following explanation, can further understand detailed content of the present invention.
[description of drawings]
Fig. 1 has shown a kind of form of implementation of electrical junction box of the present invention, and it is the terminal box main body of the electric parts installation portion of demonstration electrical junction box and the vertical view that has the terminal of electric wire.
Fig. 2 is installed in bus and current sensor for demonstration the decomposition diagram of current detecting part state before.
Fig. 3 is the vertical view that is presented at the current detecting part of the direction of inserting bus in the current detecting part that current sensor is housed.
Fig. 4 is in bus is placed on the vertical view that bus is placed the current detecting part under the state on the recess bottom surface temporarily.
Fig. 5 has shown that bus inserts the path and slides towards the through hole of current sensor and move and pass through hole and the situation of current detecting part when making the second end and contacting wall and contact from state shown in Figure 4 along bus, in more detail, to be expression hold recess and second contact chip by first contact chip holds two walls restriction bus broad wayss mobile that recess formation bus separately inserts the path, simultaneously, first screw fixed hole of the first end of bus align with the first screw inserting hole of first contact chip and the second screw inserting hole aligned condition of second screw fixed hole of the second end of bus and second contact chip under the vertical view of current detecting part.
Fig. 6 has shown that the first end of bus is in the front side of slip direct of travel and places on the bottom surface of recess the slide situation of the current detecting part when mobile of through hole to current sensor at bus temporarily, in more detail, its first end that has shown bus and bus misplug into the portion of preventing and contact to stop it to enter the vertical view of the current detecting part under state that bus inserts the path.
Fig. 7 makes bus and current sensor assembly separate the decomposition diagram of demonstration with current detecting part.
Fig. 8 is the front elevation of the current detecting part under the state of removing bus and current sensor assembly.
Fig. 9 is the front elevation of the current detecting part under the state that bus and current sensor assembly are installed.
Figure 10 is the front elevation that passes through the current detecting part of bolt under terminal and bus state of contact.
[description of reference numerals]
1: electrical junction box
2: the terminal box main body
10: current detecting part
Contact chip held recess in 20: the first
21: two walls
31: the first screw inserting holes
32: the first contact chips
Contact chip held recess in 40: the second
41: two walls
45: the contact wall
51: the second screw inserting holes
52: the second contact chips
70: bus
72: first end
73: the first screw fixed holes
74: the second end
75: the second screw fixed holes
80: bus is placed recess temporarily
82: the bottom surface
85: bus inserts the path
180: current sensor
182: through hole
[embodiment]
Below, with reference to the accompanying drawings best form of implementation of the present invention is elaborated.Fig. 1 has shown a kind of form of implementation (electrical junction box 1) of electrical junction box of the present invention, it is the terminal box main body of the electric parts installation portion of demonstration electrical junction box and the vertical view that has the terminal of electric wire, Fig. 2 is installed in bus and current sensor for demonstration the decomposition diagram of current detecting part state before, Fig. 3 is the vertical view that is presented in the current detecting part that current sensor is housed the current detecting part of the direction of inserting bus, and Fig. 4 is in bus is placed on the vertical view that bus is placed the current detecting part under the state on the recess bottom surface temporarily.
Fig. 5 has shown that bus is from state shown in Figure 4, inserting the path along bus slides towards the through hole of current sensor and moves and pass through hole and the situation of current detecting part when making the second end and contacting wall and contact, in more detail, to be expression hold recess and second contact chip by first contact chip holds two walls restriction bus broad wayss mobile that recess formation bus separately inserts the path, simultaneously, first screw fixed hole of the first end of bus align with the first screw inserting hole of first contact chip and the second screw inserting hole aligned condition of second screw fixed hole of the second end of bus and second contact chip under the vertical view of current detecting part.
Fig. 6 has shown that the first end of bus is in the front side of slip direct of travel and places on the bottom surface of recess the slide situation of the current detecting part when mobile of through hole to current sensor at bus temporarily, in more detail, its first end that has shown bus and bus misplug into the portion of preventing and contact to stop it to enter the vertical view of the current detecting part under state that bus inserts the path.
As shown in Figure 1, the form of electrical junction box 1 is the electric current that flows in bus by current sensor senses, its be provided with can by locking device realize fasteningly be fixed on terminal box main body 2 on the body panels, as being arranged in this terminal box main body 2 above it and the electric parts installed surface 5 of the electric parts of plug-in type such as blade type fuse 3, relay 4 being housed and being arranged at current detecting part 10 on this electric parts installed surface 5.
Shown in Fig. 1～3, current detecting part 10 on be formed at terminal box main body 2, promptly form in the current detecting part 10 of a part of terminal box main body 2, form first contact chip that synthetic resin makes and hold second contact chip that recess 20 and synthetic resin makes and hold recess 40.
As shown in Figure 3, be arranged on first contact component 30 that the conductive metal in the terminal box main body 2 make and have first contact chip 32 that is formed with the first screw inserting hole 31, this first contact chip 32 is arranged on first contact chip holds in the recess 20.
In addition, as shown in Figure 3, be arranged on second contact component 50 that the conductive metal in the terminal box main body 2 make and have second contact chip 52 that is formed with the second screw inserting hole 51, this second contact chip 52 is arranged on second contact chip to be held in the recess 40.
Current detecting part 10 is provided with the current sensor accommodating chamber 60 that synthetic resin is made.This current sensor accommodating chamber 60 is arranged on that first contact chip holds recess 20 and second contact chip holds between the recess 40.
In more detail, the following open communication of current sensor accommodating chamber 60 and terminal box main body 2, and, as shown in Figure 2, it holds recess 20 and second contact chip from first contact chip and holds to extend upward between the recess 40 and be provided with, simultaneously, hold the sidewall 61 of recess 20 towards first contact chip and all have opening with the sidewall 62 that holds recess 40 towards second contact chip.In addition, the upper wall at current sensor accommodating chamber 60 forms affirmation window 65.
Current detecting part 10 also is provided with the current sensor 180 that is contained in the current sensor accommodating chamber 60.Current sensor 180 is identical with the current sensor that illustrates with reference to Fig. 7～Figure 10, as shown in Figure 2, and the through hole 182 that it has sensor main body 181 and passes this sensor main body 181.
This current sensor 180 side below terminal box main body 2 is inserted the current sensor accommodating chamber 60, so that in the opening of the through hole 182 of sensor main body 181 two sides 183,184 one holds recess 20 sides towards first contact chip, another opening of through hole 182 holds recess 40 sides towards second contact chip.In addition, the upper wall formation at current sensor accommodating chamber 60 makes the 185 affirmation windows 65 that expose above the current sensor 180 that holds.
As shown in Figures 2 and 3, forming through hole 182 that first contact chip 32 that holds from first contact chip the recess 20 passes current sensor 180 at current detecting part 10 extends to second contact chip and holds bus insertion path 85 on second contact chip 52 recess 40 in.In addition, forming contact wall 45 that this bus inserts the terminal in path 85 is arranged at second contact chip and holds in the recess 40.
Current detecting part 10 also has the bus made from the conductive metal of conductor as by current detecting 70.This bus 70 has plate-shaped bus-bars main body 71, on the first end 72 of one of two ends of this bus main body 71 length directions, be provided with first screw fixed hole 73 that runs through along thickness direction, and, be provided with second screw 75 that runs through along thickness direction on the second end 74 of another in two ends of bus main body 71 length directions.
Current detecting part 10 also is provided with and holds recess 20 with first contact chip and be connected the bus that is provided with and place recess 80 temporarily.As shown in Figure 3, this bus is placed recess 80 temporarily and is formed with the bus sliding path 81 that aligns in the mode that links to each other with bus insertion path 85, and has the bottom surface 82 that temporarily to place bus 70, simultaneously, have from this bottom surface 82 two sides 83,83 of extending upward and the glide direction of bus 70 on bottom surface 82 being limited in the length direction of this bus 70.
After the opening of current sensor 180 below terminal box main body 2 inserted and be contained in the current sensor accommodating chamber 60, bus 70 was installed in the current detecting part 10 in the following manner.
That is, as shown in Figure 4, be placed on bus and place bus 70 on the bottom surface 82 of recess 80 temporarily and insert path 85 along bus and slide towards the through hole 182 of current sensor 180 and move.
Afterwards, as shown in Figure 5, when bus 70 passes through hole 182 and the second end 74 and contacts wall 45 contacts, two walls 21,21 that the formation bus that holds recess 20 by first contact chip inserts path 85 (more particularly, for bus misplugs into preventing portion 25,25) the formation bus that holds recess 40 with second contact chip inserts two walls 41,41 in path 85, the moving of the Width of restriction bus 70.
At this moment, first screw fixed hole 73 of first end 72 is alignd with the first screw inserting hole 31 of first contact chip 32, and second screw fixed hole 75 of the second end 74 is alignd with the second screw inserting hole 51 of second contact chip 52.
In this state, the threaded portion of first bolt 200 (referring to Figure 10) by passing first screw fixed hole 73 and the first screw inserting hole 31 combines with the screw thread of the first nut (not shown) under being arranged on first contact chip 32, the first end 72 of bus 70 is fastened on the current detecting part 10, so that keep the first end 72 of bus 70 and the contact condition between first contact chip 32.
On the other hand, the threaded portion of second bolt 205 (referring to Figure 10) by passing second screw 75 and the second screw inserting hole 51 combines with the screw thread of the second nut (not shown) under being arranged on second contact chip 52, the second end 74 of bus 70 is fastened on the current detecting part 10, so that keep the second end 74 of bus 70 and the contact condition between second contact chip 52.At this moment, the conductive metal terminals 220 (referring to Fig. 1 and Figure 10) that is electrically connected with the conductor of electric wire terminal part 210 on being electrically connected on the battery (not shown) is being fastened on the current detecting part 10 with the second end 74 under the second end 74 state of contact of bus 70 also by passing second bolt 205 of this screw hole (not shown).
In addition, as mentioned above, above-mentioned first bolt 200 and second bolt 205 have the threaded portion of different-diameter.Specifically, first bolt 200 is the M5 bolt, and second bolt 205 is for having the M6 bolt of diameter greater than the threaded portion of first bolt 200.Self-evident like this, the above-mentioned first nut (not shown) and the second nut (not shown) also have the negative thread portion of different-diameter accordingly.
Therefore, the diameter of first screw fixed hole 73 of bus 70 is corresponding with the diameter of the threaded portion of first bolt 200, and the diameter of second screw fixed hole 75 of bus 70 is corresponding with the diameter order of the threaded portion of second bolt 205, and greater than the diameter of first screw fixed hole 73.
Equally, the diameter of the first screw inserting hole 31 of the first contact chip 32 also diameter with the threaded portion of first bolt 200 is corresponding, and the diameter of the second screw inserting hole 51 of second contact chip 52 also the diameter with the threaded portion of second bolt 205 is corresponding, and greater than the diameter of the first screw inserting hole 31.
In addition, the first end 72 of bus 70 has width greater than the part 76 of the width of the second end 74 (in this form of implementation, the part 76,76 of big width is provided with in the outstanding mode in two sides from the Width of first end 72).
In addition, in first contact chip holds at least one of two walls 21,21 of recess 20, be provided with the bus of in bus inserts path 85, giving prominence to and misplug the portion of preventing 25 (in this form of implementation, bus misplugs into preventing that portion 25,25 is arranged at the inner face that first contact chip holds two walls 21,21 of recess 20) to bus 70 Widths.
By this structure, as shown in Figure 6, when placing the front side of slip direct of travel and change at bus on the bottom surface 82 of putting recess 80 to through hole 182 temporarily, the first end 72 of bus 70 slides when mobile, first end 72 will misplug into preventing that portion 25 from contacting with bus, insert path 85 thereby stop it to enter bus.
In electrical junction box 1 with said structure, terminal box main body 2 is provided with bus and places recess 80 temporarily, it holds recess 20 setting that links to each other with first contact chip, the bus sliding path 81 that formation is alignd in the mode that links to each other with bus insertion path 85, simultaneously, the glide direction of bus 70 on bottom surface 82 is limited in the length direction of this bus 70.
Like this, the electrical junction box 1 with said structure can improve the operability when being installed to bus 70 on the current detecting part 10.
In addition, in electrical junction box 1 with said structure, the first end 72 of bus 70 has the part 76 of width greater than the second end 74 width, hold in the recess 20 to form at first contact chip and be arranged on bus at least one wall of two walls 21 that bus inserts path 85 and insert the bus of giving prominence to the Width of bus 70 in the path 85 and misplug into preventing portion 25, like this, when the first end 72 of bus 70 is in the front side of slip direct of travel and places at bus on the bottom surface 82 of recess 80 when the through hole 182 of current sensor 180 slides temporarily, the first end 72 of bus 70 will misplug into preventing portion's 25 butts with bus, insert path 85 thereby stop it to enter bus.
Therefore, the electrical junction box 1 with said structure can prevent effectively with the mistake assembling of bus 70 to current detecting part 10.
In addition, in electrical junction box 1 with said structure, the holding the sidewall 61 of recess 20 towards first contact chip and have opening respectively of current sensor accommodating chamber 60 with the sidewall 62 that holds recess 40 towards second contact chip.The opening of these two sidewalls 61,62 is for being provided with in the through hole 182 that can smoothly bus 70 be inserted current sensor 180.
In addition, in electrical junction box 1 with said structure, the opening of current sensor 180 below terminal box main body 2 inserts the current sensor accommodating chamber 60, hold recess 20 sides so that be arranged in of opening of through hole 182 of two sides 183,184 of sensor main body 181 towards first contact chip, make in the opening of through hole 182 another hold recess 40 sides towards second contact chip.
Therefore, with in order to make current sensor 180 insert the current sensor accommodating chamber 60 and must hold recess 20 at first contact chip and compare with the electrical junction box 1 that second contact chip holds the form in the past that has opening between the recess 40 from the upper face side of terminal box main body 2, the electrical junction box 1 with said structure can improve the mechanical strength of current detecting part 10.
In addition, in electrical junction box 1 with said structure, because current sensor accommodating chamber 60 has upper wall, this upper wall is formed with and is used to affirmation window 65 that top 185 of current sensor 180 is exposed, therefore, can confirm by affirmation window 65 whether current sensor 180 is contained in the current sensor accommodating chamber 60.
In addition, in electrical junction box 1 with said structure, because the conductive metal terminal that is electrically connected with the conductor of the terminal part of the electric wire that is electrically connected on battery is by passing second bolt 205 of its screw hole, with the second end 74 state of contact of bus 70 under be fastened on the current detecting part 10, therefore, can provide electric power by battery.
According to the present invention, owing to can improve bus 70 is installed to operability on the current detecting part 10, and, can prevent effectively that bus 70 mistakes are assemblied on the current detecting part 10, therefore, in the electrical junction box such as for example relay that can be applicable to battery is electrically connected with various electronic components, fuse box, electronic control unit box.
In addition, the present invention should not be limited to above-mentioned form of implementation, can make suitable distortion, improvement etc. to the present invention.In addition, the material of the various constitutive requirements in the above-mentioned form of implementation, shape, size, quantity, position etc. can be that the people is any and unrestricted, as long as can realize the present invention.
For example, self-evident, as shown in Figure 7, be installed in the current sensor accommodating chamber from the top with current sensor, afterwards, with Fig. 4 and mode shown in Figure 5 bus is installed and also can be realized the present invention.
Claims (5)
1. electrical junction box, it is provided with:
The terminal box main body,
Be arranged on the current detecting part on the above-mentioned terminal box main body,
Be formed at that first contact chip on the above-mentioned current detecting part holds recess and second contact chip holds recess,
First contact component that conductive metal is made, it has first contact chip that is formed with the first screw inserting hole and this first contact chip and is arranged on above-mentioned terminal box main body in the mode that is arranged in above-mentioned first contact chip and holds recess;
Second contact component that conductive metal is made, it has second contact chip that is formed with the second screw inserting hole and this second contact chip and is arranged on above-mentioned terminal box main body in the mode that is arranged in above-mentioned second contact chip and holds recess;
Being arranged on above-mentioned first contact chip holds recess and above-mentioned second contact chip and holds current sensor accommodating chamber between the recess;
Current sensor, the through hole that it has sensor main body and forms in the mode that runs through this sensor main body, current sensor is contained in the above-mentioned current sensor accommodating chamber, hold the recess side so that be in the opening of the above-mentioned through hole on two sides of the sensor main body one towards above-mentioned first contact chip, and in the opening of above-mentioned through hole another holds the recess side towards above-mentioned second contact chip;
Holding through hole that above-mentioned first contact chip in the recess passes above-mentioned current sensor from above-mentioned first contact chip extends to the bus that above-mentioned second contact chip holds on above-mentioned second contact chip in the recess and inserts the path;
Be arranged on above-mentioned second contact chip and hold contact wall in the recess to form mode that above-mentioned bus inserts the terminal in path;
The bus that the conductive metal of being used by current detecting is made, it has tabular bus main body, in two ends of this bus principal length direction, form first screw fixed hole that runs through along thickness direction on one the first end, and in two ends of above-mentioned bus principal length direction, form second screw fixed hole that runs through along thickness direction on another the second end; And
Bus is placed recess temporarily, it holds the recess setting that links to each other with above-mentioned first contact chip, and form to insert the bus sliding path that mode that the path links to each other is alignd with above-mentioned bus, this bus is placed recess temporarily and is had the bottom surface that can temporarily place above-mentioned bus, simultaneously, the glide direction of above-mentioned bus on above-mentioned bottom surface is limited in the length direction of this bus
This electrical junction box is characterized in that by the electric current that above-mentioned current sensor senses flows in above-mentioned bus:
Being positioned over above-mentioned bus places above-mentioned bus on the bottom surface of recess temporarily and inserts the path along above-mentioned bus and slide to the through hole of above-mentioned current sensor and move and pass above-mentioned through hole, and, contact wall when contact at above-mentioned the second end with above-mentioned, holding recess and above-mentioned second contact chip by above-mentioned first contact chip holds two walls that the above-mentioned bus of recess formation separately inserts the path and limits moving of above-mentioned bus broad ways, simultaneously, first screw fixed hole of above-mentioned first end is alignd with the first screw inserting hole of above-mentioned first contact chip, and second screw fixed hole of above-mentioned the second end is alignd with the second screw inserting hole of above-mentioned second contact chip
Above-mentioned first end is fastened on the above-mentioned current detecting part, so that keep the first end of above-mentioned bus and the contact condition between above-mentioned first contact chip by first screw that passes above-mentioned first screw fixed hole and the above-mentioned first screw inserting hole,
Above-mentioned the second end is fastened on the above-mentioned current detecting part, so that keep the second end of above-mentioned bus and the contact condition between above-mentioned second contact chip by second screw that passes above-mentioned second screw fixed hole and the above-mentioned second screw inserting hole.
2. electrical junction box according to claim 1 is characterized in that:
Above-mentioned first screw and above-mentioned second screw have the threaded portion of different-diameter,
The diameter of first screw fixed hole of above-mentioned bus is corresponding with the diameter of the threaded portion of above-mentioned first screw,
The diameter of second screw fixed hole of above-mentioned bus is corresponding with the diameter of the threaded portion of above-mentioned second screw,
The first end of above-mentioned bus has the part of width greater than the width of above-mentioned the second end,
On above-mentioned first contact chip holds in above-mentioned two walls of recess at least one, be formed on above-mentioned bus and insert the bus of giving prominence to the Width of above-mentioned bus in the path and misplug into preventing portion,
Above-mentioned bus is in the front side of slip direct of travel and places at above-mentioned bus on the bottom surface of recess towards above-mentioned through hole temporarily and slide when mobile at its first end, above-mentioned first end misplugs into the portion of preventing with above-mentioned bus and contacts, and inserts the path to stop it to enter above-mentioned bus.
3. electrical junction box according to claim 1 and 2 is characterized in that:
Above-mentioned current detecting part be formed on above-mentioned terminal box main body above,
The following open communication of above-mentioned current sensor accommodating chamber and above-mentioned terminal box main body, and holding recess and above-mentioned second contact chip from above-mentioned first contact chip holds between the recess and extends upward, simultaneously, hold the sidewall of recess towards above-mentioned first contact chip and have opening respectively with the sidewall that holds recess towards above-mentioned second contact chip; And,
Above-mentioned current sensor so that in the opening of the above-mentioned through hole of two sides of the sensor main body one hold the recess side and in the opening of above-mentioned through hole another holds the mode of recess side towards above-mentioned second contact chip towards above-mentioned first contact chip, side is inserted in the above-mentioned current sensor accommodating chamber below above-mentioned terminal box main body.
4. electrical junction box according to claim 3 is characterized in that: the upper wall at above-mentioned current sensor accommodating chamber is formed for making the affirmation window that exposes above the above-mentioned current sensor.
5. according to any described electrical junction box in the claim 1～4, it is characterized in that: the terminal that the conductive metal that is electrically connected with the conductor of the terminal part of the electric wire that is electrically connected in battery is made is by passing above-mentioned second screw of its screw hole, with above-mentioned the second end state of contact under be fastened on the above-mentioned current detecting part.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007270480A JP5030226B2 (en) | 2007-10-17 | 2007-10-17 | Electrical junction box |
| JP2007270480 | 2007-10-17 | ||
| JP2007-270480 | 2007-10-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101478129A true CN101478129A (en) | 2009-07-08 |
| CN101478129B CN101478129B (en) | 2011-04-13 |
Family
ID=40703071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101909707A Expired - Fee Related CN101478129B (en) | 2007-10-17 | 2008-10-17 | Electric terminal box |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5030226B2 (en) |
| CN (1) | CN101478129B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102598450A (en) * | 2009-11-06 | 2012-07-18 | 株式会社自动网络技术研究所 | Electrical junction box and current detecting apparatus |
| CN103597362A (en) * | 2011-06-15 | 2014-02-19 | 株式会社自动网络技术研究所 | Current detection device |
| CN107251348A (en) * | 2015-02-24 | 2017-10-13 | 株式会社自动网络技术研究所 | Electric connection box and connection terminal part |
| CN107251349A (en) * | 2015-02-24 | 2017-10-13 | 株式会社自动网络技术研究所 | Electric connection box and connection terminal part |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011159315A1 (en) | 2010-06-18 | 2011-12-22 | Hewlett-Packard Development Company L.P. | Systems and methods for determining electrical connectivity |
| JP6351396B2 (en) * | 2014-06-20 | 2018-07-04 | 矢崎総業株式会社 | Electrical junction box |
| JP2016010823A (en) * | 2014-06-27 | 2016-01-21 | 株式会社ディスコ | Grinding device |
| CN112054352B (en) * | 2020-08-31 | 2022-12-09 | 顺科新能源技术股份有限公司 | Integrated panel |
| CN112880730B (en) * | 2021-01-19 | 2023-04-11 | 青岛高科通信股份有限公司 | Distributed electric power instrument box detection system and detection method thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06276646A (en) * | 1993-03-15 | 1994-09-30 | Sumitomo Wiring Syst Ltd | Relay box |
| EP1130731B1 (en) * | 1995-12-28 | 2005-08-24 | Sumitomo Wiring Systems, Ltd. | An electrical connection box for an automotive vehicle |
| JP3499686B2 (en) * | 1996-08-26 | 2004-02-23 | 矢崎総業株式会社 | Temporary fixing structure of electrical junction box |
| FI109566B (en) * | 2000-11-24 | 2002-08-30 | Ensto Busch Jaeger Oy | Mounting box for electrical appliances |
| JP3760805B2 (en) * | 2001-06-19 | 2006-03-29 | 住友電装株式会社 | On-board current sensor |
| JP3956947B2 (en) * | 2004-03-02 | 2007-08-08 | 住友電装株式会社 | Electrical junction box |
| JP2006320147A (en) * | 2005-05-13 | 2006-11-24 | Yazaki Corp | Electric connection box |
| JP2007028773A (en) * | 2005-07-14 | 2007-02-01 | Sumitomo Wiring Syst Ltd | Vehicle mounted electric connection box |
-
2007
- 2007-10-17 JP JP2007270480A patent/JP5030226B2/en not_active Expired - Fee Related
-
2008
- 2008-10-17 CN CN2008101909707A patent/CN101478129B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102598450A (en) * | 2009-11-06 | 2012-07-18 | 株式会社自动网络技术研究所 | Electrical junction box and current detecting apparatus |
| CN103597362A (en) * | 2011-06-15 | 2014-02-19 | 株式会社自动网络技术研究所 | Current detection device |
| CN103597362B (en) * | 2011-06-15 | 2016-01-06 | 株式会社自动网络技术研究所 | Current sensing means |
| CN107251348A (en) * | 2015-02-24 | 2017-10-13 | 株式会社自动网络技术研究所 | Electric connection box and connection terminal part |
| CN107251349A (en) * | 2015-02-24 | 2017-10-13 | 株式会社自动网络技术研究所 | Electric connection box and connection terminal part |
| CN107251349B (en) * | 2015-02-24 | 2018-12-18 | 株式会社自动网络技术研究所 | Electric connection box and connection terminal component |
| CN107251348B (en) * | 2015-02-24 | 2019-05-03 | 株式会社自动网络技术研究所 | Electric connection box and connection terminal component |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5030226B2 (en) | 2012-09-19 |
| CN101478129B (en) | 2011-04-13 |
| JP2009100574A (en) | 2009-05-07 |
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